/* =========================================================================
   KASH EXAMINATION SYSTEM — Site Theme v3 (Round 220)
   Header · mega menus · footer · shared components · Home / About / Contact
   ========================================================================= */
body.k-v3 {
  --k3-blue: #1f6bff; --k3-blue-2: #1d4ed8; --k3-blue-3: #0b5bd3; --k3-navy: #0b1f4d; --k3-navy-2: #10285e;
  --k3-ink: #0f1d3d; --k3-ink-2: #3b4a66; --k3-muted: #6b7a93; --k3-line: #e5ecf6; --k3-soft: #f3f7fe;
  --k3-green: #16a34a; --k3-green-2: #22c55e; --k3-orange: #ff7a1a; --k3-pink: #ff2e6e; --k3-card: #fff;
  --k3-shadow: 0 10px 30px -18px rgba(16, 40, 94, .35), 0 2px 6px -2px rgba(16, 40, 94, .06);
  --k3-shadow-lg: 0 24px 50px -24px rgba(16, 40, 94, .45);
  --k3-max: 1320px; --k3-r: 16px; --k3-ease: cubic-bezier(.2, .8, .2, 1);
  font-family: 'Poppins', 'Inter', system-ui, sans-serif; color: var(--k3-ink); background: #f6f9ff; padding-bottom: 0 !important;
  -webkit-font-smoothing: antialiased;
}
body.k-v3 h1, body.k-v3 h2, body.k-v3 h3, body.k-v3 h4 { font-family: 'Poppins', 'Inter', sans-serif; }
.k3-wrap { width: 100%; max-width: var(--k3-max); margin: 0 auto; padding: 0 24px; box-sizing: border-box; }
body.k-v3 a { text-decoration: none; }
.k3-sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }

/* ---------- buttons ---------- */
.k3-btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; height: 48px; padding: 0 26px; border-radius: 999px; font: 600 15px/1 'Poppins', sans-serif;
  border: 1.5px solid transparent; cursor: pointer; transition: transform .2s var(--k3-ease), box-shadow .2s, filter .2s, background .2s, color .2s; white-space: nowrap; position: relative; overflow: hidden; }
.k3-btn i { transition: transform .25s var(--k3-ease); }
.k3-btn:hover { transform: translateY(-2px); }
.k3-btn:hover i.fa-arrow-right { transform: translateX(4px); }
.k3-btn:active { transform: translateY(0) scale(.98); }
.k3-btn::after { content: ""; position: absolute; top: 0; bottom: 0; width: 40%; left: -60%; background: linear-gradient(100deg, transparent, rgba(255,255,255,.35), transparent); transition: left .6s ease; pointer-events: none; }
.k3-btn:hover::after { left: 130%; }
.k3-btn-blue { background: linear-gradient(135deg, #2f80ff, #1d4ed8); color: #fff !important; box-shadow: 0 14px 26px -14px rgba(29, 78, 216, .9); }
.k3-btn-orange { background: linear-gradient(135deg, #ff9b3d, #ff5c2b); color: #fff !important; box-shadow: 0 12px 24px -14px rgba(255, 92, 43, .9); border-radius: 10px; }
.k3-btn-ghost { background: #fff; color: var(--k3-navy) !important; border-color: #dfe6f2; border-radius: 10px; }
.k3-btn-ghost:hover { border-color: #b9cbf0; box-shadow: var(--k3-shadow); }
.k3-btn-white { background: #fff; color: var(--k3-navy) !important; box-shadow: var(--k3-shadow); }
.k3-btn-line { background: #fff; color: var(--k3-blue-2) !important; border-color: #9cbaf7; }
.k3-btn-line:hover { background: #eef4ff; }
.k3-btn-grad { background: linear-gradient(100deg, #22c55e, #1f6bff); color: #fff !important; box-shadow: 0 14px 26px -14px rgba(31, 107, 255, .8); }
.k3-btn-sm { height: 40px; padding: 0 18px; font-size: 13.5px; }
.k3-btn-play { background: #fff; color: var(--k3-navy) !important; box-shadow: var(--k3-shadow); padding-left: 8px; }
.k3-btn-play .k3-play { width: 34px; height: 34px; border-radius: 50%; background: linear-gradient(135deg, #2f80ff, #1d4ed8); color: #fff; display: inline-flex; align-items: center; justify-content: center; font-size: 12px; }

/* ---------- top bar ---------- */
.k3-topbar { background: linear-gradient(90deg, #08245f 0%, #0d3a9a 45%, #0a2c78 100%); color: #fff; position: relative; overflow: hidden; }
.k3-topbar::before { content: ""; position: absolute; inset: 0; background: radial-gradient(600px 80px at 75% 0%, rgba(80, 160, 255, .35), transparent 70%), repeating-linear-gradient(115deg, rgba(255,255,255,.035) 0 2px, transparent 2px 14px); pointer-events: none; }
.k3-topbar-in { display: flex; align-items: center; justify-content: space-between; gap: 18px; min-height: 54px; position: relative; }
.k3-tb-left, .k3-tb-right { display: flex; align-items: center; gap: 22px; min-width: 0; }
.k3-tb-item { display: flex; align-items: center; gap: 10px; color: #fff !important; font-size: 14px; line-height: 1.15; position: relative; }
.k3-tb-item + .k3-tb-item::before { content: ""; position: absolute; left: -12px; top: 8px; bottom: 8px; width: 1px; background: rgba(255, 255, 255, .35); }
.k3-tb-item b { display: block; font-weight: 500; font-size: 14px; }
.k3-tb-item small { display: block; font-size: 11.5px; opacity: .78; }
.k3-tb-ic { width: 32px; height: 32px; border-radius: 50%; background: #1f6bff; display: inline-flex; align-items: center; justify-content: center; font-size: 14px; box-shadow: 0 0 0 3px rgba(31, 107, 255, .25); flex-shrink: 0; }
.k3-tb-ic-plain { background: transparent; box-shadow: none; border: 1.5px solid rgba(255,255,255,.7); width: 28px; height: 28px; }
.k3-tb-follow { font-size: 14px; font-weight: 500; }
.k3-tb-right .k3-soc { width: 30px; height: 30px; font-size: 14px; }
.k3-tb-sep { width: 1px; height: 24px; background: rgba(255, 255, 255, .35); }
.k3-tb-support { display: inline-flex; align-items: center; gap: 8px; height: 34px; padding: 0 16px; border-radius: 999px; border: 1.5px solid rgba(255, 255, 255, .55); color: #fff !important; font-size: 13px; font-weight: 600; letter-spacing: .02em; transition: background .2s, border-color .2s; }
.k3-tb-support:hover { background: rgba(255, 255, 255, .12); border-color: #fff; }
.k3-tb-user { width: 34px; height: 34px; border-radius: 50%; background: #fff; color: #1f6bff !important; display: inline-flex; align-items: center; justify-content: center; font-size: 15px; overflow: hidden; transition: transform .2s; }
.k3-tb-user img { width: 100%; height: 100%; object-fit: cover; }
.k3-tb-user:hover { transform: scale(1.08); }

/* social circles (top bar + footer) */
.k3-soc { width: 40px; height: 40px; border-radius: 50%; display: inline-flex; align-items: center; justify-content: center; color: #fff !important; font-size: 17px; transition: transform .25s var(--k3-ease), box-shadow .25s; }
.k3-soc:hover { transform: translateY(-3px) scale(1.08); box-shadow: 0 10px 18px -8px rgba(0, 0, 0, .45); }
.k3-soc-fb { background: #1877f2; } .k3-soc-x { background: #0f1419; } .k3-soc-yt { background: #ff0000; } .k3-soc-in { background: #0a66c2; } .k3-soc-tg { background: #29a9eb; }
.k3-soc-ig { background: radial-gradient(circle at 30% 107%, #fdf497 0%, #fdf497 5%, #fd5949 45%, #d6249f 60%, #285aeb 90%); }

/* ---------- logo / search / account bar ---------- */
.k3-infobar { background: #fff; position: relative; z-index: 60; }
.k3-infobar-in { display: flex; align-items: center; gap: 26px; min-height: 84px; }
.k3-brand { display: flex; align-items: center; gap: 10px; color: var(--k3-navy) !important; flex-shrink: 0; }
.k3-brand img { height: 62px; width: auto; }
.k3-brand-tx b { display: block; font: 800 25px/1 'Poppins', sans-serif; letter-spacing: .01em; color: #0b1f4d; }
.k3-brand-tx strong { display: block; font: 800 14.5px/1.15 'Poppins', sans-serif; letter-spacing: .02em; background: linear-gradient(90deg, #0ea5a4, #16a34a 40%, #1d6cf0); -webkit-background-clip: text; background-clip: text; color: transparent; }
.k3-brand-tx small { display: block; font-size: 10.5px; color: #1e3a6b; margin-top: 3px; }
.k3-search { flex: 1; max-width: 620px; margin: 0 auto; display: flex; align-items: center; gap: 10px; height: 50px; padding: 0 5px 0 18px; border: 1.5px solid #dde6f3; border-radius: 999px; background: #fff;
  box-shadow: 0 8px 22px -18px rgba(16, 40, 94, .5); transition: border-color .2s, box-shadow .2s; }
.k3-search:focus-within { border-color: #8fb1f5; box-shadow: 0 0 0 4px rgba(31, 107, 255, .12); }
.k3-search > i { color: var(--k3-navy); font-size: 17px; }
.k3-search input { flex: 1; min-width: 0; border: 0; outline: 0; background: transparent; font: 400 14px 'Poppins', sans-serif; color: var(--k3-ink); height: 100%; }
.k3-search input::placeholder { color: #8391a8; }
.k3-search button { height: 40px; padding: 0 30px; border: 0; border-radius: 999px; background: linear-gradient(135deg, #2f80ff, #1d4ed8); color: #fff; font: 600 14.5px 'Poppins', sans-serif; cursor: pointer; transition: filter .2s, transform .2s; }
.k3-search button:hover { filter: brightness(1.08); transform: translateY(-1px); }
.k3-acct { display: flex; align-items: center; gap: 14px; flex-shrink: 0; }
.k3-acct .k3-btn { height: 46px; padding: 0 22px; font-size: 14.5px; }
.k3-acct .k3-btn i { font-size: 15px; }
.k3-userbox { position: relative; }
.k3-chev { font-size: 10px; margin-left: 2px; transition: transform .2s; }
.k3-usermenu { position: absolute; right: 0; top: calc(100% + 10px); background: #fff; border: 1px solid var(--k3-line); border-radius: 14px; box-shadow: var(--k3-shadow-lg); padding: 8px; min-width: 210px; z-index: 90; }
.k3-usermenu a { display: flex; align-items: center; gap: 10px; padding: 10px 12px; border-radius: 10px; color: var(--k3-ink) !important; font-size: 14px; }
.k3-usermenu a:hover { background: var(--k3-soft); color: var(--k3-blue-2) !important; }
.k3-usermenu a i { width: 18px; color: var(--k3-blue); }
.k3-usermenu .k3-um-out, .k3-usermenu .k3-um-out i { color: #dc2626 !important; }
.k3-burger { display: none; width: 46px; height: 46px; border-radius: 12px; border: 1.5px solid #dde6f3; background: #fff; color: var(--k3-navy); font-size: 19px; cursor: pointer; }

/* ---------- nav bar ---------- */
.k3-nav { position: sticky; top: 0; z-index: 80; padding: 6px 0 10px; background: linear-gradient(180deg, #fff 0%, rgba(255,255,255,.92) 60%, rgba(255,255,255,0) 100%); }
.k3-nav-in { position: relative; }
.k3-nav-card { display: flex; align-items: stretch; background: #fff; border: 1px solid #e3eaf5; border-radius: 16px; box-shadow: 0 14px 34px -24px rgba(16, 40, 94, .5); min-height: 62px; position: relative; }
.k3-drawer-head { display: none; }
.k3-menu { list-style: none; margin: 0; padding: 0 6px; display: flex; align-items: stretch; flex: 1; min-width: 0; }
.k3-mi { position: static; display: flex; align-items: center; }
.k3-mi > a { display: flex; align-items: center; gap: 8px; height: 46px; margin: 8px 0; padding: 0 12px; border-radius: 12px; color: #0f1d3d !important; font-size: 14px; font-weight: 500; position: relative; transition: background .2s, color .2s; white-space: nowrap; }
.k3-mi + .k3-mi > a::before { content: ""; position: absolute; left: -1px; top: 12px; bottom: 12px; width: 1px; background: #e6ecf5; }
.k3-mi-ic { font-size: 18px; background: linear-gradient(160deg, #3b8bff, #1d4ed8); -webkit-background-clip: text; background-clip: text; color: transparent; transition: transform .25s var(--k3-ease); }
.k3-mi > a:hover, .k3-mi.is-open > a { background: #edf3ff; color: var(--k3-blue-2) !important; }
.k3-mi > a:hover .k3-mi-ic { transform: translateY(-2px) scale(1.08); }
.k3-mi.is-on > a { background: #eaf1ff; color: var(--k3-blue-2) !important; }
.k3-mi.is-on > a::after { content: ""; position: absolute; left: 14px; right: 14px; bottom: -8px; height: 3px; border-radius: 3px 3px 0 0; background: #1f6bff; }
.k3-mi.is-open > a .k3-chev { transform: rotate(180deg); }
.k3-mi-toggle { display: none; }
.k3-navcta { display: flex; align-items: center; gap: 12px; margin-left: auto; padding: 0 18px 0 36px; min-width: 200px; flex-shrink: 0; color: #fff !important; border-radius: 0 15px 15px 0;
  background: linear-gradient(100deg, #ff2e6e 0%, #ff4a52 45%, #ff8a3d 100%); clip-path: polygon(22px 0, 100% 0, 100% 100%, 0 100%); transition: filter .2s; position: relative; overflow: hidden; }
.k3-navcta::after { content: ""; position: absolute; top: 0; bottom: 0; width: 35%; left: -50%; background: linear-gradient(100deg, transparent, rgba(255,255,255,.35), transparent); animation: k3Shine 4s ease-in-out 1.5s infinite; }
@keyframes k3Shine { 0% { left: -50%; } 35%, 100% { left: 130%; } }
.k3-navcta:hover { filter: brightness(1.06); }
.k3-navcta > i.fa-trophy { font-size: 26px; filter: drop-shadow(0 3px 4px rgba(0,0,0,.2)); }
.k3-navcta b { display: block; font-size: 16px; font-weight: 700; line-height: 1.15; }
.k3-navcta small { display: block; font-size: 11px; opacity: .95; }
.k3-navcta-go { margin-left: auto; transition: transform .25s; } .k3-navcta:hover .k3-navcta-go { transform: translateX(4px); }

/* ---------- mega panels ---------- */
.k3-mm { position: absolute; left: 24px; right: 24px; top: calc(100% - 4px); display: grid; grid-template-columns: 290px minmax(0, 1fr); gap: 0; background: #fff; border: 1px solid #e3eaf5; border-radius: 18px;
  box-shadow: 0 30px 60px -28px rgba(16, 40, 94, .45); padding: 22px; opacity: 0; visibility: hidden; transform: translateY(10px); transition: opacity .22s, transform .22s var(--k3-ease), visibility .22s; z-index: 95; }
.k3-mm::before { content: ""; position: absolute; left: 0; right: 0; top: -14px; height: 14px; }
.k3-mi.is-open > .k3-mm { opacity: 1; visibility: visible; transform: translateY(0); }
.k3-mm-wide { grid-template-columns: 250px minmax(0, 1fr); }
.k3-mm-intro { padding: 4px 22px 4px 4px; border-right: 1px solid #edf1f7; display: flex; flex-direction: column; gap: 10px; }
.k3-mm-kicker { font-size: 11.5px; font-weight: 600; letter-spacing: .14em; color: #1e3a6b; text-transform: uppercase; }
.k3-mm-intro p { margin: 0; font-size: 13px; color: var(--k3-muted); line-height: 1.55; }
.k3-mm-h3 { margin: 0; font-size: 18px; color: var(--k3-navy); }
.k3-mm-about { position: relative; border-radius: 14px; padding: 18px 110px 18px 18px; background: #f3f7ff; min-height: 190px; display: flex; flex-direction: column; gap: 8px; overflow: hidden; box-shadow: inset 0 0 0 1px #edf1f7; isolation: isolate; }
.k3-mm-about > * { position: relative; z-index: 1; }
.k3-mm-about > .k3-mm-about-img { position: absolute; inset: 0 0 0 auto; width: 62%; background-size: cover; background-position: right center; z-index: 0;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 45%); mask-image: linear-gradient(90deg, transparent, #000 45%); }
.k3-mm-about h3 { margin: 0; font-size: 19px; line-height: 1.25; color: var(--k3-navy); }
.k3-mm-about p { margin: 0 0 6px; }
.k3-mm-about .k3-btn { align-self: flex-start; }
.k3-mm-card { position: relative; display: block; border-radius: 14px; background: linear-gradient(135deg, #2f80ff, #1d4ed8); min-height: 146px; padding: 18px; color: #fff !important; overflow: hidden; margin-top: 4px; transition: transform .25s var(--k3-ease), box-shadow .25s; }
.k3-mm-card:hover { transform: translateY(-3px); box-shadow: 0 18px 32px -16px rgba(29, 78, 216, .8); }
.k3-mm-card b { display: block; max-width: 58%; font-size: 16px; line-height: 1.3; font-weight: 600; position: relative; z-index: 1; }
.k3-mm-card-go { position: absolute; left: 18px; bottom: 16px; width: 38px; height: 38px; border-radius: 50%; background: rgba(255,255,255,.95); color: #1d4ed8; display: flex; align-items: center; justify-content: center; z-index: 1; transition: transform .25s; }
.k3-mm-card:hover .k3-mm-card-go { transform: translateX(4px); }
.k3-mm-card img { position: absolute; right: 0; bottom: 0; height: 100%; max-width: 55%; object-fit: contain; object-position: right bottom; }
.k3-mm-cols { display: grid; gap: 4px 18px; padding-left: 20px; align-content: start; }
.k3-mm-1 { grid-template-columns: minmax(0, 1fr); max-width: 520px; }
.k3-mm-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.k3-mm-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.k3-mm-col { display: flex; flex-direction: column; gap: 4px; min-width: 0; }
.k3-mm-col + .k3-mm-col { border-left: 1px solid #f0f3f8; padding-left: 18px; }
.k3-mm-item { display: flex; align-items: center; gap: 14px; padding: 10px 12px; border-radius: 12px; color: var(--k3-ink) !important; transition: background .2s, transform .2s; }
.k3-mm-item:hover { background: #f3f7ff; transform: translateX(3px); }
.k3-mm-ic { width: 44px; height: 44px; border-radius: 12px; flex-shrink: 0; display: inline-flex; align-items: center; justify-content: center; font-size: 18px; color: var(--b);
  background: color-mix(in srgb, var(--a) 15%, #fff); transition: transform .3s var(--k3-ease), background .2s, color .2s; }
.k3-mm-item:hover .k3-mm-ic { transform: rotate(-6deg) scale(1.08); background: linear-gradient(135deg, var(--a), var(--b)); color: #fff; }
.k3-mm-tx { flex: 1; min-width: 0; }
.k3-mm-tx b { display: block; font-size: 14.5px; font-weight: 600; color: var(--k3-navy); }
.k3-mm-tx small { display: block; font-size: 12.5px; color: var(--k3-muted); margin-top: 2px; }
.k3-mm-badge { font-style: normal; font-size: 10px; margin-left: 6px; padding: 2px 7px; border-radius: 999px; background: #fee2e2; color: #b91c1c; vertical-align: middle; }
.k3-mm-go { color: #8a97ad; font-size: 12px; transition: transform .2s, color .2s; }
.k3-mm-item:hover .k3-mm-go { color: var(--k3-blue); transform: translateX(3px); }
.k3-mm-exams { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.k3-mm-colhead { display: flex; align-items: center; gap: 12px; padding: 4px 6px 10px; }
.k3-mm-colhead .k3-mm-ic { width: 40px; height: 40px; background: linear-gradient(135deg, var(--a), var(--b)); color: #fff; }
.k3-mm-colhead b { display: block; font-size: 15px; color: var(--k3-navy); }
.k3-mm-colhead small { display: block; font-size: 12px; color: var(--k3-muted); }
.k3-mm-col ul { list-style: none; margin: 0; padding: 0; }
.k3-mm-col li a { display: flex; align-items: center; gap: 10px; padding: 7px 8px; border-radius: 10px; color: var(--k3-ink) !important; font-size: 13.5px; transition: background .2s; }
.k3-mm-col li a:hover { background: #f3f7ff; color: var(--k3-blue-2) !important; }
.k3-mm-col li a > i.fa-chevron-right { margin-left: auto; font-size: 10px; color: #98a4b8; transition: transform .2s; }
.k3-mm-col li a:hover > i.fa-chevron-right { transform: translateX(3px); color: var(--k3-blue); }
.k3-mm-dot { width: 24px; height: 24px; border-radius: 7px; display: inline-flex; align-items: center; justify-content: center; font-size: 11px; color: var(--b); background: color-mix(in srgb, var(--a) 16%, #fff); }
.k3-mm-empty { font-size: 13px; color: var(--k3-muted); padding: 8px; }
.k3-mm-news { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.k3-mm-newsitem { display: flex; gap: 12px; padding: 10px; border-radius: 12px; color: var(--k3-ink) !important; transition: background .2s; }
.k3-mm-newsitem:hover { background: #f3f7ff; }
.k3-mm-newsitem b { display: block; font-size: 13.5px; font-weight: 600; line-height: 1.35; }
.k3-mm-newsitem small { color: var(--k3-blue); font-size: 12px; }
.k3-mm-date { width: 52px; height: 56px; flex-shrink: 0; border-radius: 12px; background: linear-gradient(135deg, #2f80ff, #1d4ed8); color: #fff; display: flex; flex-direction: column; align-items: center; justify-content: center; font-size: 10.5px; font-weight: 600; }
.k3-mm-date b { font-size: 19px; line-height: 1; }
.k3-mm-all { grid-column: 1 / -1; justify-self: start; margin-top: 6px; }
.k3-scrim { position: fixed; inset: 0; background: rgba(8, 20, 50, .45); z-index: 98; }

/* announcements / page bar / flashes */
.k3-announce { font-size: 13.5px; padding: 8px 0; background: #eef4ff; color: var(--k3-navy); }
.k3-announce-success { background: #e9f9ef; } .k3-announce-warning { background: #fff6e5; }
.k3-announce .k3-wrap { display: flex; gap: 10px; align-items: center; }
.k3-announce i { color: var(--k3-blue); }
.k3-pagebar { padding: 18px 0 6px; }
.k3-pagebar h1 { margin: 6px 0 0; font-size: 30px; color: var(--k3-navy); }
.k3-crumbs { display: flex; align-items: center; gap: 8px; font-size: 12.5px; color: var(--k3-muted); flex-wrap: wrap; }
.k3-crumbs a { color: var(--k3-blue-2) !important; }
.k3-crumbs i { font-size: 9px; color: #9aa7bd; }
.k3-flash-wrap { padding-top: 14px; }

/* ---------- shared section bits ---------- */
.k3-sec { padding: 26px 0; }
.k3-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; margin-bottom: 16px; }
.k3-kicker { display: block; font-size: 12.5px; font-weight: 700; letter-spacing: .12em; color: #1aa37a; text-transform: uppercase; margin-bottom: 2px; }
.k3-title { margin: 0; font-size: 28px; font-weight: 700; color: var(--k3-navy); letter-spacing: -.01em; line-height: 1.2; }
.k3-head-r { display: flex; align-items: center; gap: 8px; }
.k3-viewall { display: inline-flex; align-items: center; gap: 8px; height: 36px; padding: 0 16px; border-radius: 999px; background: #eaf1ff; color: var(--k3-blue-2) !important; font-size: 13px; font-weight: 600; transition: background .2s; }
.k3-viewall:hover { background: #dbe7ff; }
.k3-arrows { display: inline-flex; gap: 6px; }
.k3-arrow { width: 34px; height: 34px; border-radius: 50%; border: 1px solid #dfe7f3; background: #fff; color: var(--k3-blue-2); display: inline-flex; align-items: center; justify-content: center; cursor: pointer; transition: background .2s, color .2s, transform .2s; font-size: 12px; }
.k3-arrow:hover { background: #1f6bff; color: #fff; border-color: #1f6bff; }
.k3-arrow:disabled { opacity: .35; pointer-events: none; }
.k3-card { background: #fff; border: 1px solid #e6edf7; border-radius: var(--k3-r); box-shadow: var(--k3-shadow); }
.k3-lift { transition: transform .3s var(--k3-ease), box-shadow .3s, border-color .3s; }
.k3-lift:hover { transform: translateY(-5px); box-shadow: var(--k3-shadow-lg); border-color: #cfdcf3; }
.k3-ic { width: 54px; height: 54px; border-radius: 14px; display: inline-flex; align-items: center; justify-content: center; font-size: 23px; color: #fff; background: linear-gradient(135deg, var(--a, #3b82f6), var(--b, #1d4ed8));
  box-shadow: 0 10px 20px -10px var(--b, #1d4ed8), inset 0 1px 0 rgba(255,255,255,.35); flex-shrink: 0; transition: transform .3s var(--k3-ease); }
.k3-lift:hover .k3-ic { transform: rotate(-6deg) scale(1.08); }
.k3-ic-round { border-radius: 50%; }
.k3-ic-soft { color: var(--b); background: color-mix(in srgb, var(--a) 16%, #fff); box-shadow: none; }
.k3-badge { display: inline-flex; align-items: center; height: 24px; padding: 0 12px; border-radius: 6px; font-size: 11.5px; font-weight: 700; color: #fff; text-transform: uppercase; letter-spacing: .03em; }
.k3-b-green { background: #16a34a; } .k3-b-pink { background: #e11d6a; } .k3-b-red { background: #ef4444; } .k3-b-blue { background: #1f6bff; } .k3-b-orange { background: #f97316; }
.k3-scroller { display: grid; grid-auto-flow: column; grid-auto-columns: minmax(0, 1fr); gap: 14px; overflow-x: auto; scroll-snap-type: x mandatory; scrollbar-width: none; padding: 6px 2px 14px; }
.k3-scroller::-webkit-scrollbar { display: none; }
.k3-scroller > * { scroll-snap-align: start; }
.k3-empty { padding: 24px; text-align: center; color: var(--k3-muted); font-size: 14px; background: #fff; border: 1px dashed #d9e3f2; border-radius: 14px; }
.k3-script { font-family: 'Caveat', cursive; font-weight: 700; color: var(--k3-navy); line-height: .95; }
.k3-reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s var(--k3-ease); }
.k3-reveal.is-in { opacity: 1; transform: none; }

/* ---------- footer ---------- */
.k3-footer { margin-top: 30px; background: linear-gradient(180deg, #f3f8ff 0%, #eef5ff 100%); position: relative; overflow: hidden; color: var(--k3-ink); }
.k3-footer::before { content: ""; position: absolute; inset: 0; background: radial-gradient(900px 280px at 0% 30%, rgba(34, 197, 94, .08), transparent 70%), radial-gradient(900px 300px at 100% 60%, rgba(31, 107, 255, .08), transparent 70%); pointer-events: none; }
.k3-fcta { position: relative; display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: 28px; padding: 22px 30px; margin-top: 26px; border-radius: 22px; overflow: hidden;
  background: linear-gradient(100deg, #eaf7ff 0%, #f7fbff 45%, #e9f5ff 100%); border: 1px solid #dbe9fb; box-shadow: var(--k3-shadow); }
.k3-fcta::before { content: ""; position: absolute; inset: 0; background: radial-gradient(500px 160px at 5% 100%, rgba(34, 197, 94, .18), transparent 70%), radial-gradient(500px 180px at 100% 0%, rgba(59, 130, 246, .16), transparent 70%),
  url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1200 200' preserveAspectRatio='none'%3E%3Cpath d='M0 150 C 250 90 450 210 700 140 S 1050 80 1200 120' fill='none' stroke='%2393c5fd' stroke-opacity='.45' stroke-width='2'/%3E%3Cpath d='M0 170 C 260 120 470 230 720 160 S 1060 110 1200 150' fill='none' stroke='%2386efac' stroke-opacity='.45' stroke-width='2'/%3E%3C/svg%3E") bottom / 100% 70% no-repeat; pointer-events: none; }
.k3-fcta > * { position: relative; }
.k3-fbrand { display: inline-flex; align-items: center; gap: 12px; color: var(--k3-navy); }
.k3-fbrand img { height: 96px; width: auto; }
.k3-fbrand b { display: block; font: 800 36px/1 'Poppins', sans-serif; color: #0b1f4d; }
.k3-fbrand strong { display: block; font: 800 22px/1.1 'Poppins', sans-serif; background: linear-gradient(90deg, #0ea5a4, #16a34a 45%, #1d6cf0); -webkit-background-clip: text; background-clip: text; color: transparent; }
.k3-fbrand small { display: block; font-size: 13px; color: #1e3a6b; margin-top: 4px; }
.k3-fcta-mid { text-align: center; }
.k3-fcta-mid h2 { margin: 0; font-size: 30px; font-weight: 700; color: var(--k3-navy); }
.k3-fcta-mid h2 span { color: #16a34a; }
.k3-fcta-mid p { margin: 6px 0 16px; color: var(--k3-ink-2); font-size: 15px; }
.k3-fcta-btns { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.k3-fcta-btns .k3-btn { height: 54px; padding: 0 34px; font-size: 16px; }
.k3-fcta-art { height: 190px; width: auto; max-width: 380px; object-fit: contain; filter: drop-shadow(0 18px 20px rgba(16, 40, 94, .2)); transition: transform .5s var(--k3-ease); }
.k3-fcta:hover .k3-fcta-art { transform: translateY(-4px) rotate(-1deg); }
.k3-fmain { position: relative; display: grid; grid-template-columns: 1.35fr .95fr .8fr .95fr 1.45fr; gap: 0; padding-top: 34px; padding-bottom: 18px; }
.k3-fcol { padding: 0 24px; min-width: 0; }
.k3-fcol + .k3-fcol { border-left: 1px solid #dfe8f5; }
.k3-fcol-brand { padding-left: 0; }
.k3-fcol-brand .k3-fbrand img { height: 82px; }
.k3-fcol-brand .k3-fbrand b { font-size: 30px; } .k3-fcol-brand .k3-fbrand strong { font-size: 18px; }
.k3-fcol-brand p { margin: 16px 0 18px; font-size: 14.5px; line-height: 1.6; color: var(--k3-ink-2); max-width: 360px; }
.k3-fsocial { display: flex; gap: 12px; flex-wrap: wrap; }
.k3-fcol h4 { margin: 0 0 18px; font-size: 17px; font-weight: 700; color: var(--k3-navy); position: relative; padding-bottom: 10px; }
.k3-fcol h4::after { content: ""; position: absolute; left: 0; bottom: 0; width: 40px; height: 3px; border-radius: 3px; background: linear-gradient(90deg, #22c55e, #1f6bff); }
.k3-flinks { list-style: none; margin: 0; padding: 0; display: grid; gap: 4px; }
.k3-flinks a { display: flex; align-items: center; gap: 12px; padding: 5px 0; color: #24365c !important; font-size: 14.5px; transition: color .2s, transform .2s; }
.k3-flinks a i { width: 20px; text-align: center; font-size: 16px; }
.k3-flinks a:hover { color: var(--k3-blue-2) !important; transform: translateX(4px); }
.k3-fnews-h { display: block; font-size: 16px; color: var(--k3-navy); }
.k3-fcol-news p { margin: 6px 0 14px; font-size: 14px; color: var(--k3-ink-2); line-height: 1.55; }
.k3-fnews { display: flex; align-items: center; background: #fff; border: 1.5px solid #dbe5f3; border-radius: 12px; overflow: hidden; height: 50px; box-shadow: var(--k3-shadow); }
.k3-fnews > i { color: #16a34a; padding: 0 10px 0 14px; }
.k3-fnews input { flex: 1; min-width: 0; border: 0; outline: 0; font: 14px 'Poppins', sans-serif; height: 100%; background: transparent; }
.k3-fnews button { height: 100%; border: 0; padding: 0 20px; background: linear-gradient(100deg, #22c55e, #1f6bff); color: #fff; font: 600 14.5px 'Poppins', sans-serif; cursor: pointer; display: inline-flex; align-items: center; gap: 8px; }
.k3-fnews button:hover { filter: brightness(1.06); }
.k3-fapp { display: flex; gap: 16px; align-items: flex-end; margin-top: 18px; }
.k3-fapp b { display: block; font-size: 16px; color: var(--k3-navy); }
.k3-fapp p { margin: 2px 0 10px; }
.k3-fapp-badges { display: flex; gap: 10px; flex-wrap: wrap; }
.k3-store { display: inline-flex; align-items: center; gap: 8px; height: 46px; padding: 0 14px; border-radius: 9px; background: #0b0b0b; color: #fff !important; font-size: 15px; font-weight: 600; transition: transform .2s; }
.k3-store:hover { transform: translateY(-2px); }
.k3-store i { font-size: 22px; } .k3-store small { display: block; font-size: 9px; font-weight: 400; text-transform: uppercase; }
.k3-fqr { border: 2px solid #9ec1f5; border-radius: 10px; padding: 6px 6px 3px; background: #fff; text-align: center; flex-shrink: 0; }
.k3-fqr svg { width: 92px; height: 92px; display: block; }
.k3-fqr small { font-size: 10px; color: var(--k3-navy); }
.k3-ftrust { display: flex; align-items: center; gap: 0; background: #fff; border: 1px solid #e3ebf6; border-radius: 16px; box-shadow: var(--k3-shadow); padding: 14px 18px; margin: 10px 0 18px; flex-wrap: wrap; position: relative; }
.k3-ftrust-item { display: flex; align-items: center; gap: 12px; padding: 4px 22px; flex: 1 1 0; min-width: 190px; }
.k3-ftrust-item + .k3-ftrust-item { border-left: 1px solid #e3ebf6; }
.k3-ftrust-item > i { font-size: 30px; }
.k3-ftrust-item b { display: block; font-size: 14px; color: var(--k3-navy); }
.k3-ftrust-item small { font-size: 12px; color: var(--k3-muted); }
.k3-fpay { height: 38px; width: auto; margin-left: auto; padding-left: 18px; border-left: 1px solid #e3ebf6; }
.k3-fbottom { background: linear-gradient(90deg, #0b5bd3 0%, #1f6bff 45%, #22b8b0 100%); color: #fff; position: relative; }
.k3-fbottom-in { display: flex; align-items: center; justify-content: space-between; gap: 18px; min-height: 64px; flex-wrap: wrap; padding-top: 8px; padding-bottom: 8px; }
.k3-fcopy { display: flex; align-items: center; gap: 14px; font-size: 14.5px; }
.k3-fcopy-ic { width: 36px; height: 36px; border-radius: 50%; border: 2px solid rgba(255,255,255,.85); display: inline-flex; align-items: center; justify-content: center; font-size: 20px; }
.k3-fcopy b { color: #7fffd4; font-weight: 600; }
.k3-fcopy small { display: block; opacity: .85; font-size: 12.5px; }
.k3-fbl { display: flex; align-items: center; gap: 18px; font-size: 14.5px; flex-wrap: wrap; }
.k3-fbl a { color: #fff !important; opacity: .95; transition: opacity .2s; } .k3-fbl a:hover { opacity: 1; text-decoration: underline; }
.k3-fbl span { opacity: .6; }
.k3-fver { display: flex; gap: 10px; }
.k3-pill { display: inline-flex; align-items: center; gap: 6px; height: 40px; padding: 0 18px; border-radius: 12px; background: rgba(255,255,255,.18); border: 1px solid rgba(255,255,255,.35); backdrop-filter: blur(6px); font-size: 14px; color: #0b1f4d; background: rgba(255,255,255,.82); font-weight: 500; }
.k3-pill b { font-size: 20px; font-weight: 800; letter-spacing: .02em; color: #0b1f4d; }

/* ---------- responsive: header & footer ---------- */
@media (max-width: 1440px) {
  .k3-mi > a { padding: 0 9px; font-size: 13.5px; gap: 7px; }
  .k3-mi-ic { font-size: 17px; }
  .k3-chev { font-size: 9px; }
}
@media (max-width: 1360px) {
  .k3-mi > a { padding: 0 8px; font-size: 13px; gap: 6px; }
  .k3-mi-ic { font-size: 16px; }
  .k3-navcta { min-width: 0; padding: 0 16px 0 32px; }
  .k3-navcta small { display: none; }
  .k3-fmain { grid-template-columns: 1.2fr .9fr .8fr .9fr; row-gap: 26px; }
  .k3-fcol-news { grid-column: 1 / -1; border-left: 0 !important; padding-left: 0; display: grid; grid-template-columns: 1fr 1fr; column-gap: 30px; }
  .k3-fcol-news h4, .k3-fcol-news .k3-fnews-h, .k3-fcol-news p, .k3-fcol-news .k3-fnews { grid-column: 1; }
  .k3-fcol-news .k3-fapp { grid-column: 2; grid-row: 1 / span 4; margin-top: 0; }
}
@media (max-width: 1180px) {
  .k3-tb-item small, .k3-tb-follow { display: none; }
  .k3-burger { display: inline-flex; align-items: center; justify-content: center; }
  .k3-nav { position: fixed; inset: 0 auto 0 0; width: min(380px, 88vw); padding: 0; background: transparent; z-index: 99; transform: translateX(-105%); transition: transform .3s var(--k3-ease); }
  body.k3-nav-open .k3-nav { transform: none; }
  .k3-nav-in { padding: 0; height: 100%; }
  .k3-nav-card { flex-direction: column; height: 100%; border-radius: 0 18px 18px 0; overflow-y: auto; }
  .k3-drawer-head { display: flex; align-items: center; justify-content: space-between; padding: 16px 18px; border-bottom: 1px solid var(--k3-line); font-weight: 700; color: var(--k3-navy); }
  .k3-drawer-x { width: 38px; height: 38px; border-radius: 10px; border: 1px solid var(--k3-line); background: #fff; font-size: 18px; cursor: pointer; }
  .k3-menu { flex-direction: column; padding: 8px; flex: 0 0 auto; }
  .k3-mi { flex-wrap: wrap; position: relative; }
  .k3-mi > a { flex: 1; margin: 2px 0; }
  .k3-mi + .k3-mi > a::before, .k3-mi.is-on > a::after { display: none; }
  .k3-mi > a .k3-chev { display: none; }
  .k3-mi-toggle { display: inline-flex; align-items: center; justify-content: center; width: 42px; height: 42px; border: 0; background: var(--k3-soft); border-radius: 10px; color: var(--k3-navy); cursor: pointer; transition: transform .2s; }
  .k3-mi.is-open .k3-mi-toggle { transform: rotate(180deg); }
  .k3-mm { position: static; display: none; grid-template-columns: 1fr; width: 100%; padding: 6px 0 10px; border: 0; box-shadow: none; opacity: 1; visibility: visible; transform: none; }
  .k3-mi.is-open > .k3-mm { display: grid; }
  .k3-mm-intro { display: none; }
  .k3-mm-cols, .k3-mm-2, .k3-mm-3, .k3-mm-exams, .k3-mm-news { grid-template-columns: 1fr; padding-left: 0; }
  .k3-mm-col + .k3-mm-col { border-left: 0; padding-left: 0; }
  .k3-navcta { margin: 12px; border-radius: 14px; clip-path: none; padding: 14px 18px; min-height: 60px; }
  .k3-navcta small { display: block; }
  .k3-fcta { grid-template-columns: 1fr; text-align: center; justify-items: center; }
  .k3-fcta-art { height: 150px; }
}
@media (max-width: 900px) {
  .k3-tb-left .k3-tb-item:nth-child(n+2) { display: none; }
  .k3-tb-right .k3-soc, .k3-tb-sep, .k3-tb-follow { display: none; }
  .k3-infobar-in { flex-wrap: wrap; gap: 12px; padding-top: 10px; padding-bottom: 10px; }
  .k3-search { order: 3; flex: 1 1 100%; max-width: none; }
  .k3-acct { margin-left: auto; }
  .k3-acct .k3-btn span { display: none; }
  .k3-acct .k3-btn { padding: 0 14px; }
  .k3-brand img { height: 50px; } .k3-brand-tx b { font-size: 21px; } .k3-brand-tx strong { font-size: 12px; } .k3-brand-tx small { display: none; }
  .k3-fmain { grid-template-columns: 1fr 1fr; }
  .k3-fcol { padding: 0 12px; border-left: 0 !important; }
  .k3-fcol-brand, .k3-fcol-news { grid-column: 1 / -1; padding-left: 0; }
  .k3-fcol-news { grid-template-columns: 1fr; }
  .k3-fcol-news .k3-fapp { grid-column: 1; grid-row: auto; margin-top: 16px; }
  .k3-ftrust-item { min-width: 45%; border-left: 0 !important; padding: 8px; }
  .k3-fpay { margin: 8px auto 0; border-left: 0; padding-left: 0; max-width: 100%; height: auto; }
  .k3-fbottom-in { justify-content: center; text-align: center; }
  .k3-fcopy { justify-content: center; }
  .k3-fbrand img { height: 70px; } .k3-fbrand b { font-size: 26px; } .k3-fbrand strong { font-size: 16px; }
  .k3-fcta-mid h2 { font-size: 23px; }
  .k3-title { font-size: 23px; }
}
@media (max-width: 520px) {
  .k3-wrap { padding: 0 14px; }
  .k3-tb-support span { display: none; }
  .k3-tb-item b { font-size: 12.5px; }
  .k3-acct .k3-btn-ghost { display: none; }
  .k3-fmain { grid-template-columns: 1fr; }
  .k3-fcta-btns .k3-btn { width: 100%; }
  .k3-head { flex-wrap: wrap; align-items: flex-start; }
}
@media (prefers-reduced-motion: reduce) {
  .k3-navcta::after { animation: none; }
  .k3-reveal { opacity: 1; transform: none; transition: none; }
  .k3-btn, .k3-lift, .k3-mm, .k3-mm-item { transition: none; }
}
.k3-tb-item b, .k3-tb-item small, .k3-tb-follow, .k3-tb-support { white-space: nowrap; }
@media (max-width: 1300px) { .k3-tb-follow { display: none; } .k3-tb-left { gap: 16px; } .k3-tb-item + .k3-tb-item::before { left: -9px; } }
/* mega panel refinements */
.k3-mm-card img { -webkit-mask-image: linear-gradient(90deg, transparent, #000 30%); mask-image: linear-gradient(90deg, transparent, #000 30%); }
.k3-mm-colhead small { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.k3-mm-colhead > span:last-child { min-width: 0; }
.k3-mmp-contact { left: auto; width: 680px; grid-template-columns: 270px minmax(0, 1fr); }
.k3-mmp-contact .k3-mm-1 { max-width: none; }
.k3-mmp-practice, .k3-mmp-resources { left: auto; width: 860px; }
.k3-mm-about { padding-right: 18px; }
.k3-mm-about > .k3-mm-about-img { width: 58%; -webkit-mask-image: linear-gradient(90deg, transparent 0%, rgba(0,0,0,.6) 35%, #000 60%); mask-image: linear-gradient(90deg, transparent 0%, rgba(0,0,0,.6) 35%, #000 60%); }
.k3-mm-about h3, .k3-mm-about p, .k3-mm-about .k3-mm-kicker { max-width: 66%; }
.k3-mm-about h3 { font-size: 18px; }
.k3-mm-about p { font-size: 12.5px; }
.k3-mm:not(.k3-mm-wide) { grid-template-columns: 300px minmax(0, 1fr); }
@media (max-width: 1180px) { .k3-mmp-contact, .k3-mmp-practice, .k3-mmp-resources { width: auto; } }

/* =========================================================================
   HOMEPAGE
   ========================================================================= */
.k3-home { position: relative; }
.k3-hero { position: relative; overflow: hidden; margin-top: -10px; padding: 46px 0 70px;
  background: radial-gradient(900px 420px at 0% 0%, #e6f0ff 0%, transparent 60%), linear-gradient(180deg, #eef5ff 0%, #f6f9ff 100%); }
.k3-hero::before { content: ""; position: absolute; inset: 0; background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16'%3E%3Ccircle cx='2' cy='2' r='1.3' fill='%23b8cdf0'/%3E%3C/svg%3E") 12px 60% / 16px 16px no-repeat; pointer-events: none; }
.k3-hero-art { position: absolute; top: 0; bottom: 0; right: 0; width: 72%; background-size: cover; background-position: 62% 30%;
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, rgba(0,0,0,.35) 18%, #000 42%); mask-image: linear-gradient(90deg, transparent 0%, rgba(0,0,0,.35) 18%, #000 42%); }
.k3-hero::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 90px; background: linear-gradient(180deg, transparent, #f6f9ff); pointer-events: none; }
.k3-hero-in { position: relative; z-index: 2; display: grid; grid-template-columns: minmax(0, 1fr) 160px 270px; gap: 20px; align-items: center; min-height: 360px; }
.k3-hero-in.no-stats { grid-template-columns: minmax(0, 1fr) 160px; }
.k3-hero-kicker { display: inline-flex; align-items: center; gap: 12px; font-size: 15px; color: var(--k3-ink-2); }
.k3-hero-kicker i { width: 34px; height: 2px; background: linear-gradient(90deg, transparent, #ff7a1a); position: relative; }
.k3-hero-kicker i::before { content: ""; position: absolute; left: 0; top: -3px; width: 8px; height: 8px; border-left: 2px solid #ff7a1a; border-bottom: 2px solid #ff7a1a; transform: rotate(45deg); }
.k3-hero h1 { margin: 14px 0 12px; font-size: 60px; line-height: 1.05; font-weight: 800; color: #0b1f4d; letter-spacing: -.025em; }
.k3-hero h1 span { display: block; color: #1f6bff; }
.k3-hero p { margin: 0 0 24px; font-size: 18px; color: var(--k3-ink-2); max-width: 520px; line-height: 1.55; }
.k3-hero-btns { display: flex; gap: 16px; flex-wrap: wrap; }
.k3-hero-btns .k3-btn { height: 56px; padding: 0 30px; font-size: 16.5px; }
.k3-hero-btns .k3-btn-play { padding-left: 10px; }
.k3-hero-feats { list-style: none; margin: 26px 0 0; padding: 0; display: flex; gap: 22px; flex-wrap: wrap; }
.k3-hero-feats li { display: flex; align-items: center; gap: 8px; font-size: 13.5px; color: var(--k3-ink); font-weight: 500; }
.k3-hero-feats i { width: 26px; height: 26px; border-radius: 50%; background: linear-gradient(135deg, #3b82f6, #1d4ed8); color: #fff; display: inline-flex; align-items: center; justify-content: center; font-size: 11px; }
.k3-hero-script { align-self: start; margin-top: 6px; font-size: 44px; transform: rotate(-12deg); text-align: center; position: relative; }
.k3-hero-script::after { content: ""; position: absolute; left: 10%; right: -10%; bottom: -14px; height: 14px; border-bottom: 4px solid #ff8a1f; border-radius: 0 0 50% 50%; transform: rotate(-4deg); }
.k3-hero-stats { display: grid; gap: 12px; }
.k3-hstat { display: flex; align-items: center; gap: 16px; padding: 14px 18px; background: rgba(255,255,255,.92); border: 1px solid rgba(255,255,255,.9); border-radius: 14px;
  box-shadow: 0 14px 30px -22px rgba(16, 40, 94, .55); backdrop-filter: blur(8px); transition: transform .3s var(--k3-ease), box-shadow .3s; }
.k3-hstat:hover { transform: translateX(-6px); box-shadow: 0 20px 34px -20px rgba(16, 40, 94, .55); }
.k3-hstat .k3-ic { width: 48px; height: 48px; font-size: 20px; }
.k3-hstat b { display: block; font-size: 22px; font-weight: 700; color: var(--k3-navy); line-height: 1.1; }
.k3-hstat small { font-size: 13px; color: var(--k3-ink-2); }

/* interactive highlight cards */
.k3-hcards { position: relative; z-index: 3; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 18px; margin-top: -42px; }
.k3-hcard { position: relative; display: flex; flex-direction: column; gap: 14px; padding: 22px 22px 20px; border-radius: 18px; color: var(--k3-ink) !important;
  background: linear-gradient(135deg, color-mix(in srgb, var(--a) 10%, #fff) 0%, #fff 70%); border: 1px solid color-mix(in srgb, var(--a) 18%, #fff); box-shadow: var(--k3-shadow);
  transform: perspective(800px) rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg)); transition: transform .35s var(--k3-ease), box-shadow .35s, border-color .3s; }
.k3-hcard::after { content: ""; position: absolute; inset: 0; border-radius: inherit; pointer-events: none; opacity: 0; transition: opacity .25s; background: radial-gradient(220px circle at var(--mx, 50%) var(--my, 0%), rgba(255,255,255,.75), transparent 60%); }
.k3-hcard:hover { box-shadow: 0 26px 46px -24px color-mix(in srgb, var(--b) 60%, transparent); border-color: color-mix(in srgb, var(--a) 40%, #fff); transform: perspective(800px) rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg)) translateY(-6px); }
.k3-hcard:hover::after { opacity: 1; }
.k3-hcard-top { display: flex; align-items: center; gap: 16px; }
.k3-hcard .k3-ic { width: 66px; height: 66px; font-size: 26px; }
.k3-hcard-h { flex: 1; min-width: 0; }
.k3-hcard-h b { display: block; font-size: 26px; font-weight: 800; line-height: 1.05; color: var(--b); letter-spacing: -.01em; }
.k3-hcard-h small { display: block; font-size: 15px; font-weight: 600; color: var(--b); margin-top: 3px; }
.k3-hcard:nth-child(n+3) .k3-hcard-h b { font-size: 21px; }
.k3-hcard-go { width: 40px; height: 40px; border-radius: 50%; border: 1.5px solid color-mix(in srgb, var(--a) 45%, #fff); background: #fff; color: var(--b); display: inline-flex; align-items: center; justify-content: center; flex-shrink: 0;
  transition: background .25s, color .25s, transform .25s; }
.k3-hcard:hover .k3-hcard-go { background: linear-gradient(135deg, var(--a), var(--b)); color: #fff; transform: translateX(3px); }
.k3-hcard-desc { font-size: 14px; color: var(--k3-ink-2); line-height: 1.5; }
.k3-hcard-tip { position: absolute; left: 50%; bottom: calc(100% + 12px); transform: translate(-50%, 8px); width: max-content; max-width: 260px; padding: 9px 16px; border-radius: 12px; font-size: 13px; line-height: 1.35; text-align: center;
  color: #fff; background: linear-gradient(135deg, var(--a), var(--b)); box-shadow: 0 14px 26px -12px var(--b); opacity: 0; visibility: hidden; transition: opacity .25s, transform .3s var(--k3-ease), visibility .25s; pointer-events: none; z-index: 5; }
.k3-hcard-tip::after { content: ""; position: absolute; left: 50%; top: 100%; transform: translateX(-50%); border: 8px solid transparent; border-top-color: var(--b); }
.k3-hcard:hover .k3-hcard-tip, .k3-hcard:focus-visible .k3-hcard-tip { opacity: 1; visibility: visible; transform: translate(-50%, 0); }
.k3-hcard-spark { position: absolute; left: 14px; top: -10px; width: 30px; height: 20px; pointer-events: none; }
.k3-hcard-spark i { position: absolute; width: 3px; height: 9px; border-radius: 3px; background: var(--b); opacity: .75; }
.k3-hcard-spark i:nth-child(1) { left: 2px; top: 8px; transform: rotate(-35deg); } .k3-hcard-spark i:nth-child(2) { left: 12px; top: 0; } .k3-hcard-spark i:nth-child(3) { left: 22px; top: 6px; transform: rotate(35deg); }
.k3-hcard:hover .k3-hcard-spark { animation: k3Spark .6s ease; }
@keyframes k3Spark { 0% { transform: scale(.6); opacity: 0; } 60% { transform: scale(1.2); opacity: 1; } 100% { transform: scale(1); } }

/* popular exams */
.k3-popex { grid-auto-columns: minmax(150px, calc((100% - 7 * 14px) / 8)); }
.k3-popex-card { position: relative; display: flex; flex-direction: column; gap: 4px; padding: 16px 16px 14px; color: var(--k3-ink) !important; }
.k3-popex-card .k3-ic { width: 50px; height: 50px; font-size: 21px; margin-bottom: 10px; border-radius: 12px; }
.k3-popex-card b { font-size: 15.5px; font-weight: 600; color: var(--k3-navy); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.k3-popex-card small { font-size: 12.5px; color: var(--k3-muted); }
.k3-popex-go { position: absolute; right: 16px; top: 30px; font-size: 12px; color: var(--b); transition: transform .25s; }
.k3-popex-card:hover .k3-popex-go { transform: translateX(4px); }

/* explore by category */
.k3-fmt { grid-auto-columns: minmax(150px, calc((100% - 7 * 14px) / 8)); }
.k3-fmt-card { display: flex; flex-direction: column; align-items: center; text-align: center; gap: 6px; padding: 18px 10px 16px; color: var(--k3-ink) !important; }
.k3-fmt-card .k3-ic { width: 42px; height: 42px; font-size: 17px; border-radius: 10px; margin-bottom: 6px; }
.k3-fmt-card b { font-size: 14px; font-weight: 600; color: var(--k3-navy); }
.k3-fmt-card small { font-size: 12px; color: var(--k3-muted); line-height: 1.35; }
.k3-fmt-card:hover b { color: var(--k3-blue-2); }

/* courses & series cards */
.k3-crs { grid-auto-columns: minmax(250px, calc((100% - 3 * 14px) / 4)); }
.k3-crs-card { position: relative; display: flex; flex-direction: column; padding: 14px 16px 16px; border-top: 3px solid var(--b);
  background: linear-gradient(180deg, color-mix(in srgb, var(--a) 7%, #fff) 0%, #fff 55%); }
.k3-crs-top { display: flex; flex-direction: column; align-items: center; text-align: center; gap: 6px; min-height: 92px; position: relative; padding-top: 4px; }
.k3-crs-top .k3-badge { position: absolute; left: 0; top: 0; }
.k3-heart { position: absolute; right: 0; top: 0; width: 34px; height: 34px; border-radius: 50%; background: #fff; box-shadow: 0 4px 12px -4px rgba(16,40,94,.3); display: inline-flex; align-items: center; justify-content: center; color: #e11d48; cursor: pointer; transition: transform .2s; }
.k3-heart:hover { transform: scale(1.12); }
.k3-crs-ic { width: 44px; height: 44px; border-radius: 12px; background: linear-gradient(135deg, var(--a), var(--b)); color: #fff; display: inline-flex; align-items: center; justify-content: center; font-size: 18px; margin-top: 10px; box-shadow: 0 10px 18px -10px var(--b); }
.k3-crs-cat { font-size: 12.5px; font-weight: 600; color: var(--k3-navy); letter-spacing: .02em; }
.k3-crs-card h3 { margin: 2px 0 10px; font-size: 16px; font-weight: 600; text-align: center; line-height: 1.3; min-height: 42px; }
.k3-crs-card h3 a { color: var(--k3-navy) !important; }
.k3-crs-card h3 a:hover { color: var(--b) !important; }
.k3-crs-meta { display: flex; justify-content: center; gap: 16px; font-size: 12.5px; color: var(--k3-muted); margin-bottom: 14px; flex-wrap: wrap; }
.k3-crs-foot { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-top: auto; }
.k3-crs-price s { display: block; font-size: 12.5px; color: var(--k3-muted); }
.k3-crs-price b { font-size: 18px; font-weight: 700; color: var(--k3-navy); }
.k3-crs-price b.is-free { color: #16a34a; }
.k3-crs-btn { background: linear-gradient(135deg, var(--a), var(--b)); color: #fff !important; box-shadow: 0 10px 18px -10px var(--b); }

/* practice tests + live classes */
.k3-pt-row { display: grid; grid-template-columns: minmax(0, 2.15fr) minmax(0, 1fr); gap: 22px; align-items: stretch; }
.k3-pt { grid-auto-columns: minmax(200px, calc((100% - 3 * 14px) / 4)); }
.k3-pt-card { position: relative; display: flex; flex-direction: column; padding: 14px 14px 14px; border-top: 3px solid #22c55e; }
.k3-pt-card.is-paid { border-top-color: #a855f7; }
.k3-pt-tag { align-self: center; display: inline-flex; align-items: center; gap: 8px; height: 30px; padding: 0 14px; border-radius: 8px; font-size: 12px; font-weight: 700; color: #16a34a; background: #ecfbf1; margin-bottom: 10px; }
.k3-pt-card.is-paid .k3-pt-tag { color: #c026d3; background: #fbeefe; }
.k3-pt-card h3 { margin: 0 0 8px; font-size: 14.5px; font-weight: 600; color: var(--k3-navy); line-height: 1.3; }
.k3-pt-meta { list-style: none; margin: 0 0 14px; padding: 0; display: flex; flex-wrap: wrap; gap: 4px 12px; font-size: 12px; color: var(--k3-muted); }
.k3-pt-card .k3-btn { margin-top: auto; width: 100%; border-radius: 10px; }
.k3-pt-start { background: linear-gradient(135deg, #ffa02f, #ff7a1a); color: #fff !important; box-shadow: 0 12px 20px -12px #ff7a1a; }
.k3-pt-unlock { background: #fff; color: #e11d6a !important; border: 1.5px solid #f9c6da; }
.k3-pt-unlock:hover { background: #fff0f6; }
.k3-live { display: flex; flex-direction: column; }
.k3-live-card { position: relative; flex: 1; display: block; min-height: 220px; border-radius: 18px; overflow: hidden; color: var(--k3-navy) !important;
  background: linear-gradient(110deg, #ffffff 0%, #eef5ff 45%, #dbe9ff 100%); border: 1px solid #dbe6fa; box-shadow: var(--k3-shadow); transition: transform .3s var(--k3-ease), box-shadow .3s; }
.k3-live-card:hover { transform: translateY(-4px); box-shadow: var(--k3-shadow-lg); }
.k3-live-img { position: absolute; right: 0; top: 0; bottom: 0; width: 58%; background-size: cover; background-position: 70% 20%;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 35%); mask-image: linear-gradient(90deg, transparent, #000 35%); }
.k3-live-tx { position: relative; z-index: 1; display: flex; flex-direction: column; gap: 8px; padding: 18px; max-width: 62%; }
.k3-live-badge { align-self: flex-start; display: inline-flex; align-items: center; gap: 6px; height: 26px; padding: 0 12px; border-radius: 7px; background: #ffe4e6; color: #e11d48; font-size: 12.5px; font-weight: 800; }
.k3-live-badge i:not(.fa-regular) { width: 8px; height: 8px; border-radius: 50%; background: #e11d48; animation: k3Pulse 1.4s ease-in-out infinite; }
.k3-live-badge.is-up { background: #e0ecff; color: #1d4ed8; font-weight: 600; }
@keyframes k3Pulse { 50% { box-shadow: 0 0 0 6px rgba(225, 29, 72, .15); } }
.k3-live-tx > b { font-size: 16px; line-height: 1.3; }
.k3-live-tx ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 4px; font-size: 13px; color: var(--k3-ink-2); }
.k3-live-tx ul i { color: #16a34a; }
.k3-live-tx .k3-btn { align-self: flex-start; margin-top: 4px; }
.k3-live-script { position: absolute; right: 14px; top: 12px; font-size: 22px; transform: rotate(-10deg); text-align: center; z-index: 1; }
.k3-live-play { position: absolute; right: 22px; bottom: 22px; width: 52px; height: 52px; border-radius: 50%; background: #fff; color: #1f6bff; display: flex; align-items: center; justify-content: center; font-size: 18px; z-index: 1;
  box-shadow: 0 0 0 8px rgba(255,255,255,.35); transition: transform .3s; }
.k3-live-card:hover .k3-live-play { transform: scale(1.1); }

/* study material */
.k3-res { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.k3-res-card { display: flex; align-items: center; gap: 16px; padding: 16px 18px; color: var(--k3-ink) !important; }
.k3-res-card .k3-ic { width: 48px; height: 48px; font-size: 20px; }
.k3-res-card b { display: block; font-size: 15px; font-weight: 600; color: var(--k3-navy); }
.k3-res-card small { font-size: 13px; color: var(--k3-muted); }

/* exam series */
.k3-ser { grid-auto-columns: minmax(250px, calc((100% - 3 * 14px) / 4)); }
.k3-ser-card { display: flex; gap: 16px; padding: 16px 18px; align-items: flex-start; color: var(--k3-ink) !important; }
.k3-ser-card .k3-ic { width: 52px; height: 52px; font-size: 22px; }
.k3-ser-card b { display: block; font-size: 14.5px; font-weight: 600; color: var(--k3-navy); line-height: 1.3; }
.k3-ser-card small { display: block; font-size: 12.5px; color: var(--k3-muted); margin: 3px 0 6px; }
.k3-ser-card em { font-style: normal; font-size: 13px; color: var(--k3-blue-2); font-weight: 600; }

/* news + stories */
.k3-ns-row { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 26px; }
.k3-ns-row.is-single { grid-template-columns: minmax(0, 1fr); }
.k3-news { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.k3-news-card { position: relative; display: flex; gap: 14px; padding: 16px; overflow: hidden; color: var(--k3-ink) !important; min-height: 120px; }
.k3-news-date { width: 58px; height: 64px; flex-shrink: 0; border-radius: 10px; background: linear-gradient(135deg, #2f80ff, #1d4ed8); color: #fff; display: flex; flex-direction: column; align-items: center; justify-content: center; font-size: 12px; font-weight: 600; }
.k3-news-date b { font-size: 24px; line-height: 1; }
.k3-news-tx { position: relative; z-index: 1; display: flex; flex-direction: column; gap: 4px; max-width: 70%; }
.k3-news-tx em { font-style: normal; font-size: 11.5px; font-weight: 700; color: #1f6bff; letter-spacing: .04em; }
.k3-news-tx b { font-size: 14.5px; font-weight: 600; color: var(--k3-navy); line-height: 1.3; }
.k3-news-tx small { margin-top: auto; color: var(--k3-blue-2); font-weight: 600; font-size: 13px; }
.k3-news-img { position: absolute; right: 0; top: 0; bottom: 0; width: 34%; background-size: cover; background-position: center; -webkit-mask-image: linear-gradient(90deg, transparent, #000 50%); mask-image: linear-gradient(90deg, transparent, #000 50%); }
.k3-ss { grid-auto-columns: 100%; }
.k3-ss-card { margin: 0; padding: 18px 22px; display: flex; flex-direction: column; gap: 10px; }
.k3-stars { color: #f59e0b; font-size: 14px; display: inline-flex; gap: 2px; }
.k3-ss-card blockquote { margin: 0; font-size: 14.5px; color: var(--k3-ink-2); line-height: 1.6; }
.k3-ss-card figcaption { display: flex; align-items: center; gap: 12px; }
.k3-ss-card figcaption img, .k3-ss-av { width: 46px; height: 46px; border-radius: 50%; object-fit: cover; }
.k3-ss-av { background: linear-gradient(135deg, #a855f7, #7c3aed); color: #fff; display: inline-flex; align-items: center; justify-content: center; font-weight: 700; font-size: 18px; }
.k3-ss-card figcaption b { display: block; font-size: 15px; color: var(--k3-navy); }
.k3-ss-card figcaption small { font-size: 12.5px; color: var(--k3-muted); }

/* why choose + contact + map */
.k3-ab-row { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, .9fr) 210px; gap: 0; align-items: stretch; }
.k3-why { position: relative; overflow: hidden; border-radius: 18px 0 0 18px; padding: 24px 26px; color: #fff; background: linear-gradient(110deg, #061a46 0%, #0b2a6e 55%, #0d3b8f 100%); display: flex; flex-direction: column; gap: 10px; }
.k3-why-bg { position: absolute; right: 0; top: 0; bottom: 0; width: 55%; background-size: cover; background-position: center; opacity: .55; -webkit-mask-image: linear-gradient(90deg, transparent, #000 60%); mask-image: linear-gradient(90deg, transparent, #000 60%); }
.k3-why > * { position: relative; }
.k3-why-k { color: #5eead4; font-size: 14px; font-weight: 600; }
.k3-why h2 { margin: 0; font-size: 25px; color: #fff; }
.k3-why p { margin: 0; font-size: 13.5px; opacity: .9; line-height: 1.55; max-width: 560px; }
.k3-why-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px 22px; margin: 6px 0 10px; }
.k3-why-grid > div { display: flex; align-items: center; gap: 12px; }
.k3-why-grid .k3-ic { width: 40px; height: 40px; font-size: 17px; border-radius: 10px; }
.k3-why-grid b { display: block; font-size: 14.5px; } .k3-why-grid small { font-size: 12.5px; opacity: .85; }
.k3-why .k3-btn { align-self: flex-start; }
.k3-get { border-radius: 0; padding: 20px 22px; border-left: 0; border-right: 0; }
.k3-get .k3-title { font-size: 24px; margin-bottom: 12px; }
.k3-get-links { display: flex; flex-wrap: wrap; gap: 6px 18px; margin-bottom: 14px; }
.k3-get-links a { display: inline-flex; align-items: center; gap: 8px; color: var(--k3-navy) !important; font-size: 13.5px; font-weight: 500; }
.k3-form { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.k3-span2 { grid-column: 1 / -1; }
.k3-in { width: 100%; box-sizing: border-box; height: 44px; padding: 0 14px; border: 1.5px solid #dfe7f3; border-radius: 10px; background: #fff; font: 14px 'Poppins', sans-serif; color: var(--k3-ink); outline: 0; transition: border-color .2s, box-shadow .2s; }
textarea.k3-in { height: auto; padding: 10px 14px; resize: vertical; min-height: 44px; }
.k3-in:focus { border-color: #8fb1f5; box-shadow: 0 0 0 4px rgba(31, 107, 255, .12); }
.k3-form .k3-btn { width: 100%; border-radius: 10px; }
.k3-map { position: relative; overflow: hidden; border-radius: 0 18px 18px 0; min-height: 260px; }
.k3-map iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; filter: saturate(.9); }
.k3-map-tag { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); background: #fff; border-radius: 12px; padding: 12px 16px; text-align: center; box-shadow: var(--k3-shadow-lg); color: var(--k3-navy) !important; min-width: 120px; }
.k3-map-tag i { display: block; color: #ef4444; font-size: 26px; margin-bottom: 4px; }
.k3-map-tag b { display: block; font-size: 14px; } .k3-map-tag small { font-size: 12px; color: var(--k3-muted); }

/* video modal */
.k3-vmodal { position: fixed; inset: 0; z-index: 2000; background: rgba(5, 14, 40, .78); display: flex; align-items: center; justify-content: center; padding: 20px; animation: k3Fade .2s ease; }
@keyframes k3Fade { from { opacity: 0; } }
.k3-vbox { position: relative; width: min(960px, 100%); aspect-ratio: 16 / 9; background: #000; border-radius: 16px; overflow: hidden; box-shadow: 0 30px 80px rgba(0,0,0,.5); }
.k3-vbox iframe, .k3-vbox video { width: 100%; height: 100%; border: 0; }
.k3-vx { position: absolute; right: 10px; top: 10px; z-index: 2; width: 40px; height: 40px; border-radius: 50%; border: 0; background: rgba(255,255,255,.92); color: #0b1f4d; font-size: 18px; cursor: pointer; }

/* homepage responsive */
@media (max-width: 1280px) {
  .k3-hero h1 { font-size: 50px; }
  .k3-hero-in { grid-template-columns: minmax(0, 1fr) 120px 240px; }
  .k3-hero-script { font-size: 36px; }
  .k3-hcard-h b { font-size: 22px; } .k3-hcard .k3-ic { width: 56px; height: 56px; font-size: 22px; }
  .k3-ab-row { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .k3-map { grid-column: 1 / -1; border-radius: 0 0 18px 18px; min-height: 220px; }
  .k3-get { border-radius: 0 18px 0 0; }
  .k3-why { border-radius: 18px 0 0 0; }
}
@media (max-width: 1100px) {
  .k3-hero-art { width: 100%; opacity: .35; }
  .k3-hero-in { grid-template-columns: minmax(0, 1fr) 240px; }
  .k3-hero-script { display: none; }
  .k3-hcards { grid-template-columns: repeat(2, minmax(0, 1fr)); margin-top: -30px; row-gap: 26px; }
  .k3-pt-row, .k3-ns-row { grid-template-columns: minmax(0, 1fr); }
  .k3-res { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .k3-popex, .k3-fmt { grid-auto-columns: minmax(150px, calc((100% - 3 * 14px) / 4)); }
  .k3-crs, .k3-ser { grid-auto-columns: minmax(250px, calc((100% - 14px) / 2)); }
}
@media (max-width: 760px) {
  .k3-hero { padding: 28px 0 56px; }
  .k3-hero-in { grid-template-columns: minmax(0, 1fr); min-height: 0; }
  .k3-hero h1 { font-size: 38px; }
  .k3-hero p { font-size: 15.5px; }
  .k3-hero-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .k3-hcards { grid-template-columns: minmax(0, 1fr); }
  .k3-hcard-tip { display: none; }
  .k3-res, .k3-news { grid-template-columns: minmax(0, 1fr); }
  .k3-popex, .k3-fmt { grid-auto-columns: minmax(140px, 42%); }
  .k3-crs, .k3-ser, .k3-pt { grid-auto-columns: minmax(240px, 82%); }
  .k3-ab-row { grid-template-columns: minmax(0, 1fr); }
  .k3-why, .k3-get, .k3-map { border-radius: 18px; }
  .k3-get { margin: 14px 0; border: 1px solid #e6edf7; }
  .k3-why-grid, .k3-form { grid-template-columns: minmax(0, 1fr); }
  .k3-live-tx { max-width: 70%; }
}

/* ---- homepage refinements (round 220 pass 2) ---- */
.k3-hero { padding: 26px 0 64px; }
.k3-hero-in { grid-template-columns: minmax(0, 1fr) minmax(0, 470px) 270px; gap: 10px; min-height: 410px; align-items: center; }
.k3-hero-in.no-stats { grid-template-columns: minmax(0, 1fr) minmax(0, 520px); }
.k3-hero-tx { position: relative; z-index: 2; }
.k3-hero-art { position: relative; align-self: stretch; margin: -26px -60px -64px -40px; z-index: 0; }
.k3-hero-art img { position: absolute; left: 0; bottom: 0; width: 100%; height: 100%; object-fit: cover; object-position: center 20%;
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, #000 22%, #000 82%, transparent 100%), linear-gradient(180deg, #000 80%, transparent 100%); -webkit-mask-composite: source-in;
  mask-image: linear-gradient(90deg, transparent 0%, #000 22%, #000 82%, transparent 100%), linear-gradient(180deg, #000 80%, transparent 100%); mask-composite: intersect; }
.k3-hero-stats { position: relative; z-index: 2; }
.k3-hero-script { position: absolute; right: 300px; top: 30px; z-index: 1; }
.k3-hcard-h small { white-space: nowrap; }
.k3-hcard:nth-child(n+3) .k3-hcard-h b { font-size: 20px; }
.k3-hcard:nth-child(n+3) .k3-hcard-h small { font-size: 13.5px; }
.k3-hcard-top { gap: 14px; }
.k3-fcta { grid-template-columns: auto minmax(0, 1fr) auto; }
.k3-fcta-brand .k3-fbrand img { height: 84px; } .k3-fcta-brand .k3-fbrand b { font-size: 34px; } .k3-fcta-brand .k3-fbrand strong { font-size: 20px; }
.k3-fcta-mid h2 { white-space: nowrap; }
.k3-fcta-btns { flex-wrap: nowrap; }
.k3-fcta-art { height: 170px; max-width: 360px; }
.k3-fcol-brand .k3-fbrand b { font-size: 26px; } .k3-fcol-brand .k3-fbrand strong { font-size: 15px; white-space: nowrap; } .k3-fcol-brand .k3-fbrand img { height: 72px; }
.k3-ftrust-item { flex: 1 1 auto; min-width: 0; padding: 4px 16px; }
.k3-ftrust-item small { white-space: nowrap; }
.k3-map-tag { min-width: 150px; max-width: 170px; }
@media (max-width: 1280px) {
  .k3-hero-in { grid-template-columns: minmax(0, 1fr) minmax(0, 360px) 240px; }
  .k3-fcta-mid h2 { white-space: normal; }
  .k3-fcta-art { display: none; }
}
@media (max-width: 1100px) {
  .k3-hero-in { grid-template-columns: minmax(0, 1fr) 240px; }
  .k3-hero-art { position: absolute; inset: 0; margin: 0; opacity: .28; }
  .k3-fcta-btns { flex-wrap: wrap; }
}
@media (max-width: 760px) { .k3-hero-in { grid-template-columns: minmax(0, 1fr); } }
.k3-hero-tx { grid-column: 1; grid-row: 1; }
.k3-hero-art { grid-column: 2; grid-row: 1; }
.k3-hero-stats { grid-column: 3; grid-row: 1; }
.k3-fcta-mid h2 { white-space: normal; font-size: clamp(22px, 2.1vw, 30px); }
.k3-fcta-art { max-width: 300px; height: 150px; }
@media (max-width: 1100px) { .k3-hero-stats { grid-column: 2; } .k3-hero-art { grid-column: 1 / -1; } }
@media (max-width: 760px) { .k3-hero-stats { grid-column: 1; grid-row: 2; } }
.k3-hero-art img { object-fit: contain; object-position: center bottom;
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, #000 18%, #000 92%, transparent 100%), linear-gradient(180deg, #000 85%, transparent 100%);
  mask-image: linear-gradient(90deg, transparent 0%, #000 18%, #000 92%, transparent 100%), linear-gradient(180deg, #000 85%, transparent 100%); }
.k3-hero-art { margin: -26px -30px -64px -70px; }
.k3-hero-in { grid-template-columns: minmax(0, 1fr) minmax(0, 520px) 270px; }
.k3-hero-art img { top: auto; height: auto; min-height: 100%; width: 100%; object-fit: cover; object-position: center top; }
.k3-hero::before { background:
  url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1200 300' preserveAspectRatio='none'%3E%3Cpath d='M0 300 L0 210 L120 150 L210 190 L330 90 L430 170 L520 120 L640 40 L760 140 L860 100 L980 160 L1080 110 L1200 170 L1200 300 Z' fill='%23dbe7f7'/%3E%3Cpath d='M330 90 L360 112 L345 112 L370 135 L300 120 Z M640 40 L675 70 L655 68 L690 100 L610 72 Z' fill='%23ffffff' fill-opacity='.85'/%3E%3Cpath d='M0 300 L0 240 L160 200 L300 230 L450 180 L600 225 L760 175 L920 215 L1060 185 L1200 220 L1200 300 Z' fill='%23e8f0fb'/%3E%3C/svg%3E") right bottom / 78% 62% no-repeat,
  url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16'%3E%3Ccircle cx='2' cy='2' r='1.3' fill='%23b8cdf0'/%3E%3C/svg%3E") 12px 60% / 16px 16px no-repeat; }
.k3-hero-art { overflow: visible; }
.k3-hero-art img { min-height: 0; height: auto; width: 100%; object-fit: fill; }
.k3-hero-in { grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr) 270px; }
@media (max-width: 1280px) { .k3-hero-in { grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr) 240px; } }
@media (max-width: 1100px) { .k3-hero-in { grid-template-columns: minmax(0, 1fr) 240px; } }
@media (max-width: 760px) { .k3-hero-in { grid-template-columns: minmax(0, 1fr); } }
.k3-hero-art img { width: 540px; max-width: none; left: 50%; transform: translateX(-50%); }
@media (max-width: 1280px) { .k3-hero-art img { width: 460px; } }
@media (max-width: 1100px) { .k3-hero-art img { width: auto; height: 100%; } }
/* hero art: absolutely placed between text and stats (final) */
.k3-hero-in { grid-template-columns: minmax(0, 1fr) 270px; }
.k3-hero-in.no-stats { grid-template-columns: minmax(0, 1fr); }
.k3-hero-tx { max-width: 560px; }
.k3-hero-stats { grid-column: 2; }
.k3-hero-art { position: absolute; grid-column: auto; left: 41%; bottom: -64px; top: -26px; width: 560px; margin: 0; z-index: 0; overflow: hidden; }
.k3-hero-art img { position: absolute; left: 0; right: 0; bottom: 0; top: auto; width: 100%; height: auto; transform: none; object-fit: fill; }
@media (max-width: 1280px) { .k3-hero-in { grid-template-columns: minmax(0, 1fr) 240px; } .k3-hero-art { left: 40%; width: 470px; } .k3-hero-art img { width: 100%; } .k3-hero-tx { max-width: 470px; } }
@media (max-width: 1100px) { .k3-hero-art { left: auto; right: 0; width: 60%; opacity: .3; } .k3-hero-art img { width: 100%; height: auto; } }
@media (max-width: 760px) { .k3-hero-in { grid-template-columns: minmax(0, 1fr); } .k3-hero-stats { grid-column: 1; grid-row: 2; } .k3-hero-art { display: none; } }
.k3-hero-art { left: 35%; width: 530px; }
.k3-hcard .k3-ic { width: 60px; height: 60px; font-size: 24px; }
.k3-hcard:nth-child(n+3) .k3-hcard-h b { font-size: 19px; white-space: nowrap; }
@media (max-width: 1280px) { .k3-hero-art { left: 36%; width: 450px; } .k3-hcard:nth-child(n+3) .k3-hcard-h b { white-space: normal; } }

/* =========================================================================
   ABOUT
   ========================================================================= */
.k3-lead { margin: 0 0 16px; color: var(--k3-muted); font-size: 14.5px; }
.k3-ahero { position: relative; overflow: hidden; background: linear-gradient(180deg, #eef5ff 0%, #f6f9ff 100%); margin-top: -10px; }
.k3-ahero-in { position: relative; z-index: 2; padding-top: 18px; padding-bottom: 46px; min-height: 380px; }
.k3-ahero .k3-crumbs { margin-bottom: 16px; }
.k3-ahero .k3-crumbs::after { content: ""; display: block; }
.k3-ahero-tx { max-width: 560px; }
.k3-ahero-k { display: inline-block; font-size: 30px; font-weight: 800; letter-spacing: .12em; color: #1f6bff; position: relative; }
.k3-ahero-k::first-letter { color: #1f6bff; }
.k3-ahero h1 { margin: 2px 0 6px; font-size: 54px; line-height: 1.05; font-weight: 800; color: #0b1f4d; letter-spacing: -.02em; }
.k3-ahero h2 { margin: 0 0 14px; font-size: 24px; line-height: 1.3; color: #0b1f4d; font-weight: 700; max-width: 440px; }
.k3-ahero p { margin: 0 0 22px; font-size: 16px; color: var(--k3-ink-2); line-height: 1.6; }
.k3-ahero-art { position: absolute; right: 0; top: 0; bottom: 0; width: 62%; z-index: 1; }
.k3-ahero-art img { width: 100%; height: 100%; object-fit: cover; object-position: center 30%;
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, #000 22%), linear-gradient(180deg, #000 85%, transparent); -webkit-mask-composite: source-in;
  mask-image: linear-gradient(90deg, transparent 0%, #000 22%), linear-gradient(180deg, #000 85%, transparent); mask-composite: intersect; }
.k3-ahero-badge { position: absolute; right: max(24px, calc((100% - var(--k3-max)) / 2 + 24px)); top: 18px; z-index: 3; display: flex; align-items: center; gap: 12px; padding: 12px 18px; border-radius: 14px; background: rgba(255,255,255,.95); box-shadow: var(--k3-shadow); font-size: 13px; color: var(--k3-ink-2); }
.k3-ahero-badge i { font-size: 26px; color: #0b1f4d; }
.k3-ahero-badge b { display: block; font-size: 19px; color: #0b1f4d; }
.k3-astats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); margin-top: -30px; position: relative; z-index: 3; padding: 20px 10px; }
.k3-astat { display: flex; gap: 16px; padding: 4px 18px; align-items: flex-start; }
.k3-astat + .k3-astat { border-left: 1px solid #edf1f7; }
.k3-astat .k3-ic { width: 60px; height: 60px; font-size: 24px; }
.k3-astat b { display: block; font-size: 25px; font-weight: 800; color: var(--b); line-height: 1.1; }
.k3-astat strong { display: block; font-size: 15px; font-weight: 600; color: var(--b); }
.k3-astat small { display: block; font-size: 12.5px; color: var(--k3-muted); margin-top: 4px; line-height: 1.45; }
.k3-astory { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr) minmax(0, .95fr); gap: 24px; padding-top: 26px; padding-bottom: 10px; align-items: stretch; }
.k3-astory-media { display: flex; flex-direction: column; gap: 8px; }
.k3-astory-main { position: relative; display: block; flex: 1; min-height: 190px; border-radius: 14px; background-size: cover; background-position: center; overflow: hidden; box-shadow: var(--k3-shadow); }
.k3-astory-tag { position: absolute; left: 0; top: 18px; padding: 12px 18px; max-width: 54%; border-radius: 0 14px 14px 0; background: linear-gradient(135deg, rgba(31,107,255,.92), rgba(29,78,216,.92)); color: #fff; font-size: 17px; font-weight: 600; line-height: 1.25; }
.k3-astory-tag small { display: block; font-size: 13px; font-weight: 400; }
.k3-astory-tag em { display: block; font-style: normal; font-size: 12px; font-weight: 400; opacity: .9; margin-top: 4px; }
.k3-astory-play { position: absolute; left: 50%; top: 58%; transform: translate(-50%, -50%); width: 60px; height: 60px; border-radius: 50%; background: #fff; color: #1f6bff; display: flex; align-items: center; justify-content: center; font-size: 20px; box-shadow: 0 0 0 10px rgba(255,255,255,.35); transition: transform .3s; }
.k3-astory-main:hover .k3-astory-play, .k3-tour-main:hover .k3-astory-play { transform: translate(-50%, -50%) scale(1.1); }
.k3-astory-thumbs { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 8px; }
.k3-astory-thumbs a { display: block; aspect-ratio: 16 / 10; border-radius: 8px; background-size: cover; background-position: center; transition: transform .25s, box-shadow .25s; }
.k3-astory-thumbs a:hover { transform: translateY(-3px); box-shadow: var(--k3-shadow); }
.k3-astory-tx p { color: var(--k3-ink-2); font-size: 14.5px; line-height: 1.65; margin: 10px 0 16px; }
.k3-aquote { margin: 0; padding: 26px 26px; border-radius: 18px; background: linear-gradient(135deg, #e3eeff, #f1f6ff); position: relative; overflow: hidden; display: flex; flex-direction: column; justify-content: center; }
.k3-aquote::after { content: ""; position: absolute; right: -20px; bottom: -10px; width: 60%; height: 60%; background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 300 120'%3E%3Cpath d='M0 120 L60 60 L90 80 L150 20 L200 70 L240 45 L300 90 L300 120 Z' fill='%23bfd4f6' fill-opacity='.6'/%3E%3C/svg%3E") right bottom / contain no-repeat; }
.k3-aquote > i { font-size: 42px; color: #1f6bff; }
.k3-aquote p { font-size: 20px; line-height: 1.45; color: #0b1f4d; font-weight: 500; margin: 12px 0; position: relative; z-index: 1; }
.k3-aquote cite { font-style: normal; color: var(--k3-ink-2); font-size: 14px; position: relative; z-index: 1; }
.k3-amvv { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; padding-top: 18px; padding-bottom: 10px; }
.k3-mvv { display: flex; gap: 20px; padding: 22px; align-items: flex-start; }
.k3-mvv-ic { width: 66px; height: 66px; border-radius: 50%; flex-shrink: 0; display: flex; align-items: center; justify-content: center; font-size: 28px; color: var(--b); background: color-mix(in srgb, var(--a) 16%, #fff); transition: transform .3s var(--k3-ease); }
.k3-mvv:hover .k3-mvv-ic { transform: rotate(-10deg) scale(1.08); }
.k3-mvv h3 { margin: 0 0 6px; font-size: 17px; color: #0b1f4d; }
.k3-mvv p { margin: 0; font-size: 13.5px; color: var(--k3-ink-2); line-height: 1.55; }
.k3-mvv ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 4px; font-size: 13.5px; color: var(--k3-ink-2); }
.k3-mvv ul i { color: #16a34a; }
.k3-journey { list-style: none; margin: 10px 0 0; padding: 0; display: grid; grid-auto-flow: column; grid-auto-columns: minmax(130px, 1fr); gap: 10px; position: relative; overflow-x: auto; scrollbar-width: none; }
.k3-journey::before { content: ""; position: absolute; left: 4%; right: 4%; top: 25px; border-top: 2px dashed #c9d6ea; }
.k3-journey li { position: relative; text-align: center; display: flex; flex-direction: column; align-items: center; gap: 2px; padding: 0 6px; }
.k3-jdot { width: 52px; height: 52px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 12.5px; font-weight: 700; color: #fff; background: linear-gradient(135deg, var(--a), var(--b)); box-shadow: 0 0 0 5px #fff, 0 0 0 7px color-mix(in srgb, var(--a) 40%, #fff); margin-bottom: 8px; position: relative; transition: transform .3s; }
.k3-journey li:hover .k3-jdot { transform: scale(1.1); }
.k3-journey b { font-size: 14px; color: var(--b); }
.k3-journey strong { font-size: 14px; color: #0b1f4d; }
.k3-journey small { font-size: 12.5px; color: var(--k3-muted); line-height: 1.4; }
.k3-title-arrow i { color: #ff8a1f; margin-right: 8px; }
.k3-title-dash::before { content: ""; display: inline-block; width: 14px; height: 4px; border-radius: 4px; background: #ff8a1f; vertical-align: middle; margin-right: 10px; }
.k3-awhy { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 14px; }
.k3-awhy-card { display: flex; gap: 14px; padding: 18px; align-items: flex-start; }
.k3-awhy-card .k3-ic { width: 56px; height: 56px; font-size: 22px; }
.k3-awhy-card b { display: block; font-size: 15px; color: #0b1f4d; margin-bottom: 4px; }
.k3-awhy-card small { font-size: 12.5px; color: var(--k3-muted); line-height: 1.45; }
.k3-ach { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 2fr); align-items: center; border-radius: 18px; overflow: hidden; margin: 18px 0; background: linear-gradient(90deg, #1f6bff, #2f80ff 35%, #eaf2ff 35.1%, #f5f8ff 100%); box-shadow: var(--k3-shadow); }
.k3-ach-h { display: flex; align-items: center; gap: 16px; padding: 16px 22px; color: #fff; }
.k3-ach-h img { width: 90px; height: 70px; object-fit: cover; border-radius: 12px; }
.k3-ach-h b { display: block; font-size: 26px; font-weight: 700; } .k3-ach-h small { font-size: 15px; opacity: .92; }
.k3-ach-list { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); padding: 14px 10px; }
.k3-ach-list > div { display: flex; align-items: center; gap: 12px; padding: 4px 16px; }
.k3-ach-list > div + div { border-left: 1px solid #d6e2f5; }
.k3-ach-list i { font-size: 26px; color: #1d4ed8; }
.k3-ach-list b { display: block; font-size: 22px; font-weight: 800; color: #0b1f4d; }
.k3-ach-list small { font-size: 13px; color: var(--k3-ink-2); }
.k3-team { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 16px; }
.k3-team-card { display: flex; flex-direction: column; align-items: center; text-align: center; gap: 6px; padding: 20px 14px; }
.k3-team-card img, .k3-team-card .k3-ss-av { width: 92px; height: 92px; border-radius: 50%; object-fit: cover; font-size: 32px; margin-bottom: 6px; box-shadow: 0 0 0 4px #fff, 0 0 0 6px #dbe7ff; }
.k3-team-card b { color: #0b1f4d; } .k3-team-card small { color: var(--k3-muted); }
.k3-ss-wide { flex-direction: row; align-items: center; gap: 18px; }
.k3-ss-photo { width: 92px; height: 92px; border-radius: 50%; object-fit: cover; flex-shrink: 0; font-size: 34px; }
.k3-gal { grid-auto-columns: calc((100% - 3 * 10px) / 4); gap: 10px; }
.k3-gal a { display: block; aspect-ratio: 4 / 3; border-radius: 12px; background-size: cover; background-position: center; transition: transform .3s, box-shadow .3s; }
.k3-gal a:hover { transform: scale(1.03); box-shadow: var(--k3-shadow-lg); }
.k3-band { position: relative; display: flex; align-items: center; gap: 24px; padding: 18px 150px 18px 140px; border-radius: 18px; overflow: hidden; color: #fff;
  background: linear-gradient(100deg, #0b5bd3, #1f6bff 55%, #2f80ff); box-shadow: 0 20px 40px -24px rgba(29, 78, 216, .9); margin: 6px 0 0; }
.k3-band::before { content: ""; position: absolute; inset: 0; background: radial-gradient(400px 120px at 10% 100%, rgba(255,255,255,.18), transparent 70%), repeating-linear-gradient(120deg, rgba(255,255,255,.05) 0 2px, transparent 2px 18px); }
.k3-band > div { flex: 1; position: relative; }
.k3-band b { display: block; font-size: 25px; font-weight: 700; }
.k3-band small { font-size: 14.5px; opacity: .92; }
.k3-band .k3-btn { position: relative; }
.k3-band img { position: absolute; right: 0; bottom: 0; height: 100%; width: 150px; object-fit: cover; -webkit-mask-image: linear-gradient(90deg, transparent, #000 40%); mask-image: linear-gradient(90deg, transparent, #000 40%); }
.k3-lbox { position: relative; max-width: min(1100px, 100%); max-height: 88vh; }
.k3-lbox img { display: block; max-width: 100%; max-height: 88vh; border-radius: 14px; box-shadow: 0 30px 80px rgba(0,0,0,.5); }

/* =========================================================================
   CONTACT
   ========================================================================= */
.k3-chero { position: relative; overflow: hidden; margin-top: -10px; background: linear-gradient(180deg, #eef5ff 0%, #f6f9ff 100%); }
.k3-chero::before { content: ""; position: absolute; inset: 0; background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1200 300' preserveAspectRatio='none'%3E%3Cpath d='M0 300 L0 210 L120 150 L210 190 L330 90 L430 170 L520 120 L640 40 L760 140 L860 100 L980 160 L1080 110 L1200 170 L1200 300 Z' fill='%23dbe7f7'/%3E%3C/svg%3E") right bottom / 70% 70% no-repeat; }
.k3-chero-in { position: relative; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); align-items: end; min-height: 400px; gap: 20px; }
.k3-chero-tx { position: relative; z-index: 2; padding: 22px 0 46px; align-self: center; }
.k3-chero h1 { margin: 16px 0 4px; font-size: 58px; font-weight: 800; line-height: 1.05; color: #0b1f4d; letter-spacing: -.02em; }
.k3-chero h1 span { color: #1f6bff; }
.k3-chero h2 { margin: 0 0 14px; font-size: 26px; font-weight: 700; color: #0b1f4d; }
.k3-chero p { margin: 0 0 24px; font-size: 16px; color: var(--k3-ink-2); line-height: 1.6; max-width: 520px; }
.k3-chero .k3-btn { height: 56px; padding: 0 30px; font-size: 16px; }
.k3-chero-art { position: relative; align-self: stretch; z-index: 1; }
.k3-chero-art img { position: absolute; left: 50%; bottom: 0; transform: translateX(-50%); height: 108%; width: auto; max-width: none;
  -webkit-mask-image: linear-gradient(180deg, #000 85%, transparent), linear-gradient(90deg, transparent, #000 15%, #000 85%, transparent); -webkit-mask-composite: source-in;
  mask-image: linear-gradient(180deg, #000 85%, transparent), linear-gradient(90deg, transparent, #000 15%, #000 85%, transparent); mask-composite: intersect; }
.k3-chero-script { position: absolute; right: 30px; top: 60px; z-index: 3; width: 240px; font-size: 38px; transform: rotate(-12deg); text-align: center; }
.k3-chero-script::after { content: ""; display: block; height: 10px; border-bottom: 4px solid #ff8a1f; border-radius: 0 0 60% 60%; margin: 2px 20px 0 60px; }
.k3-ccards { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); padding: 18px 8px; margin-top: -26px; position: relative; z-index: 3; }
.k3-ccard { display: flex; gap: 14px; padding: 4px 16px; align-items: flex-start; color: var(--k3-ink) !important; border-radius: 12px; transition: background .2s; }
.k3-ccard + .k3-ccard { border-left: 1px solid #edf1f7; }
.k3-ccard:hover { background: #f5f8ff; }
.k3-ccard .k3-ic { width: 54px; height: 54px; font-size: 22px; }
.k3-ccard b { display: block; font-size: 15px; color: #0b1f4d; }
.k3-ccard strong { display: block; font-size: 14px; color: var(--b); font-weight: 600; word-break: break-word; }
.k3-ccard small { display: block; font-size: 12px; color: var(--k3-muted); }
.k3-cmain { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 22px; padding-top: 22px; padding-bottom: 18px; }
.k3-cform, .k3-cloc { padding: 24px 26px; }
.k3-form-lg { gap: 16px 18px; }
.k3-form-lg label span { display: block; font-size: 14px; font-weight: 500; color: #0b1f4d; margin-bottom: 8px; }
.k3-form-lg label em { color: #ef4444; font-style: normal; }
.k3-form-lg .k3-in { height: 50px; }
.k3-form-lg textarea.k3-in { height: auto; min-height: 120px; }
.k3-form-lg .k3-btn { height: 56px; font-size: 17px; border-radius: 999px; margin-top: 6px; }
.k3-flash { margin-bottom: 14px; }
.k3-cmap { position: relative; height: 290px; border-radius: 14px; overflow: hidden; border: 1px solid #e3eaf5; background: #e8eef6; }
.k3-cmap iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.k3-cmap-card { position: absolute; left: 10px; top: 10px; background: #fff; border-radius: 8px; padding: 10px 14px; box-shadow: var(--k3-shadow); max-width: 230px; font-size: 12.5px; display: grid; gap: 3px; }
.k3-cmap-card b { font-size: 14px; color: #0b1f4d; } .k3-cmap-card small { color: var(--k3-muted); }
.k3-cmap-card a { color: #1f6bff !important; font-size: 12.5px; }
.k3-chq { display: flex; align-items: center; gap: 14px; margin: 14px 0; padding: 14px 16px; border-radius: 14px; background: #f5f8ff; border: 1px solid #e6edf8; }
.k3-chq > span:nth-child(2) { flex: 1; min-width: 0; }
.k3-chq b { display: block; font-size: 15px; color: #0b1f4d; } .k3-chq small { font-size: 13px; color: var(--k3-ink-2); }
.k3-cinfo { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.k3-cinfo > div { display: flex; gap: 10px; align-items: flex-start; }
.k3-cinfo > div > i { width: 34px; height: 34px; border-radius: 50%; background: #eaf1ff; color: #1f6bff; display: inline-flex; align-items: center; justify-content: center; flex-shrink: 0; }
.k3-cinfo b { display: block; font-size: 14px; color: #0b1f4d; }
.k3-cinfo a { display: block; color: #1f6bff !important; font-size: 13.5px; font-weight: 500; word-break: break-word; }
.k3-cinfo small { display: block; font-size: 12px; color: var(--k3-muted); }
.k3-cinfo-h { color: var(--k3-ink-2) !important; font-size: 13px !important; }
.k3-help { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); align-items: center; gap: 18px; padding: 14px 18px 14px 26px; border-radius: 18px; position: relative; overflow: hidden; margin: 8px 0 22px;
  background: linear-gradient(100deg, #0b5bd3, #1f6bff 50%, #e8f0ff 50.1%, #f2f6ff 100%); box-shadow: var(--k3-shadow); }
.k3-help-l { position: relative; color: #fff; min-height: 104px; display: flex; flex-direction: column; justify-content: center; padding-right: 140px; }
.k3-help-l b { font-size: 30px; font-weight: 700; } .k3-help-l small { font-size: 16px; opacity: .92; }
.k3-help-l img { position: absolute; right: 0; bottom: -14px; height: calc(100% + 28px); width: 140px; object-fit: cover; -webkit-mask-image: linear-gradient(90deg, transparent, #000 30%); mask-image: linear-gradient(90deg, transparent, #000 30%); }
.k3-help-r { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0; background: #fff; border-radius: 14px; padding: 10px; box-shadow: var(--k3-shadow); }
.k3-help-r a { display: flex; gap: 12px; align-items: center; padding: 8px 12px; color: var(--k3-ink) !important; border-radius: 10px; transition: background .2s; }
.k3-help-r a + a { border-left: 1px solid #edf1f7; }
.k3-help-r a:hover { background: #f5f8ff; }
.k3-help-r .k3-ic { width: 48px; height: 48px; font-size: 20px; }
.k3-help-r b { display: block; font-size: 14.5px; color: #0b1f4d; } .k3-help-r small { font-size: 12px; color: var(--k3-muted); }
.k3-cbottom { display: grid; grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr); gap: 22px; }
.k3-cbottom.is-single { grid-template-columns: minmax(0, 1fr); }
.k3-faq, .k3-tour { padding: 20px 22px; }
.k3-faq .k3-head { margin-bottom: 8px; }
.k3-faq-item { border: 1px solid #e6edf7; border-radius: 10px; margin-top: 8px; overflow: hidden; transition: border-color .2s, box-shadow .2s; }
.k3-faq-item.is-open { border-color: #b9cdf3; box-shadow: var(--k3-shadow); }
.k3-faq-q { width: 100%; display: flex; justify-content: space-between; align-items: center; gap: 10px; padding: 13px 16px; border: 0; background: #fff; text-align: left; font: 500 14.5px 'Poppins', sans-serif; color: #0b1f4d; cursor: pointer; }
.k3-faq-q i { font-size: 12px; color: var(--k3-muted); transition: transform .25s; }
.k3-faq-item.is-open .k3-faq-q i { transform: rotate(90deg); color: #1f6bff; }
.k3-faq-a { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .3s var(--k3-ease); }
.k3-faq-a > p { overflow: hidden; margin: 0; padding: 0 16px; font-size: 14px; color: var(--k3-ink-2); line-height: 1.6; }
.k3-faq-item.is-open .k3-faq-a { grid-template-rows: 1fr; }
.k3-faq-item.is-open .k3-faq-a > p { padding-bottom: 14px; }
.k3-tour-grid { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); gap: 14px; }
.k3-tour-main { position: relative; display: block; min-height: 230px; border-radius: 14px; background-size: cover; background-position: center; box-shadow: var(--k3-shadow); }
.k3-tour-main .k3-astory-play { top: 50%; }
.k3-tour-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.k3-tour-list a { display: flex; gap: 10px; align-items: center; color: var(--k3-ink) !important; }
.k3-tour-list a > span { width: 72px; height: 50px; border-radius: 8px; background-size: cover; background-position: center; flex-shrink: 0; }
.k3-tour-list b { font-size: 13.5px; color: #0b1f4d; font-weight: 600; } .k3-tour-list small { display: block; font-size: 12px; color: var(--k3-muted); font-weight: 400; }
.k3-tour-list a:hover b { color: #1f6bff; }

/* about & contact responsive */
@media (max-width: 1180px) {
  .k3-astory { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .k3-aquote { grid-column: 1 / -1; }
  .k3-awhy { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .k3-ach { grid-template-columns: minmax(0, 1fr); background: linear-gradient(180deg, #1f6bff 0, #2f80ff 96px, #f5f8ff 96px); }
  .k3-ccards { grid-template-columns: repeat(3, minmax(0, 1fr)); row-gap: 14px; }
  .k3-ccard:nth-child(4) { border-left: 0; }
  .k3-cmain, .k3-cbottom { grid-template-columns: minmax(0, 1fr); }
  .k3-help { grid-template-columns: minmax(0, 1fr); background: linear-gradient(180deg, #0b5bd3, #1f6bff 120px, #f2f6ff 120px); }
}
@media (max-width: 860px) {
  .k3-ahero-art { position: relative; width: 100%; height: 240px; }
  .k3-ahero-in { min-height: 0; padding-bottom: 20px; }
  .k3-ahero h1, .k3-chero h1 { font-size: 40px; }
  .k3-astats { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 18px; margin-top: 10px; }
  .k3-astat:nth-child(3) { border-left: 0; }
  .k3-astory, .k3-amvv { grid-template-columns: minmax(0, 1fr); }
  .k3-awhy { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .k3-ach-list { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 12px; }
  .k3-ach-list > div:nth-child(3) { border-left: 0; }
  .k3-band { padding: 18px; flex-direction: column; align-items: flex-start; }
  .k3-band img { display: none; }
  .k3-chero-in { grid-template-columns: minmax(0, 1fr); }
  .k3-chero-art { height: 280px; }
  .k3-chero-script { display: none; }
  .k3-ccards { grid-template-columns: minmax(0, 1fr); }
  .k3-ccard + .k3-ccard { border-left: 0; border-top: 1px solid #edf1f7; padding-top: 12px; }
  .k3-cinfo, .k3-help-r { grid-template-columns: minmax(0, 1fr); }
  .k3-help-r a + a { border-left: 0; border-top: 1px solid #edf1f7; }
  .k3-tour-grid { grid-template-columns: minmax(0, 1fr); }
  .k3-gal { grid-auto-columns: 70%; }
  .k3-journey { grid-auto-columns: 140px; }
}
@media (max-width: 520px) { .k3-awhy { grid-template-columns: minmax(0, 1fr); } .k3-form-lg { grid-template-columns: minmax(0, 1fr); } .k3-help-l { padding-right: 0; } .k3-help-l img { display: none; } }
.k3-astats { grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); }
.k3-ach { grid-template-columns: auto minmax(0, 1fr); background: #f5f8ff; }
.k3-ach-h { background: linear-gradient(100deg, #1f6bff, #2f80ff); align-self: stretch; padding-right: 40px; clip-path: polygon(0 0, 100% 0, calc(100% - 26px) 100%, 0 100%); }
.k3-ach-h b { white-space: nowrap; }
.k3-ach-list { grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); }
@media (max-width: 1180px) { .k3-ach { grid-template-columns: minmax(0, 1fr); background: #f5f8ff; } .k3-ach-h { clip-path: none; } }

/* search + sitemap */
.k3-search-page { padding-top: 18px; padding-bottom: 20px; min-height: 40vh; }
.k3-search-big { max-width: 760px; margin: 0 0 18px; }
.k3-sres { margin-top: 22px; }
.k3-sres h2 { display: flex; align-items: center; gap: 12px; font-size: 19px; color: #0b1f4d; margin: 0 0 12px; }
.k3-sres h2 .k3-ic { width: 38px; height: 38px; font-size: 16px; border-radius: 10px; }
.k3-sres h2 small { font-size: 12px; background: #eaf1ff; color: #1d4ed8; border-radius: 999px; padding: 2px 10px; }
.k3-sres-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 12px; }
.k3-sres-list a { position: relative; display: block; padding: 14px 40px 14px 16px; color: var(--k3-ink) !important; }
.k3-sres-list b { display: block; font-size: 14.5px; color: #0b1f4d; }
.k3-sres-list small { display: block; font-size: 12.5px; color: var(--k3-muted); margin-top: 3px; }
.k3-sres-list i { position: absolute; right: 16px; top: 50%; transform: translateY(-50%); color: #1f6bff; font-size: 13px; }
.k3-smap { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 16px; }
.k3-smap section { padding: 18px 20px; }
.k3-smap h2 { margin: 0 0 10px; font-size: 16px; } .k3-smap h2 a { color: #0b1f4d !important; } .k3-smap h2 i { color: #1f6bff; margin-right: 6px; }
.k3-smap ul { margin: 0; padding-left: 18px; display: grid; gap: 6px; font-size: 14px; } .k3-smap li a { color: var(--k3-ink-2) !important; } .k3-smap li a:hover { color: #1f6bff !important; }
.k3-ccard strong { font-size: 13px; overflow-wrap: anywhere; }
/* final small-screen guards */
.k3-search { min-width: 0; box-sizing: border-box; }
@media (max-width: 900px) { .k3-search { width: 100%; } }
@media (max-width: 1100px) { .k3-fcta-btns { flex-wrap: wrap; } .k3-fcta-mid { min-width: 0; } }
@media (max-width: 520px) {
  .k3-search { padding-left: 12px; } .k3-search button { padding: 0 16px; }
  .k3-fcta { padding: 18px; } .k3-fcta-mid h2 { font-size: 21px; } .k3-fcta-btns .k3-btn { padding: 0 18px; }
  .k3-fcta-brand .k3-fbrand b { font-size: 26px; } .k3-fcta-brand .k3-fbrand strong { font-size: 15px; } .k3-fcta-brand .k3-fbrand img { height: 64px; }
}
@media (max-width: 1180px) { .k3-fcta { justify-items: stretch; } .k3-fcta-brand { justify-self: center; } .k3-fcta-art { justify-self: center; } }
/* social rail sits below the sticky menu so it never covers the nav */
@media (max-width: 760px) { body.k-v3 .k-social-rail { top: auto; bottom: 90px; transform: none; } }
.k3-mmp-practice, .k3-mmp-resources { width: 980px; }
.k3-mi > .k3-mm:not(.k3-mm-wide):has(.k3-mm-news) { left: auto; width: 820px; }
@media (max-width: 1180px) { .k3-mmp-practice, .k3-mmp-resources, .k3-mi > .k3-mm:not(.k3-mm-wide):has(.k3-mm-news) { width: auto; } }

/* =========================================================================
   FOOTER — full-width layout matching the footer mockup (round 220b)
   ========================================================================= */
.k3-footer .k3-fwide { max-width: none; padding-left: clamp(12px, 1.25vw, 26px); padding-right: clamp(12px, 1.25vw, 26px); }
.k3-footer { margin-top: 24px; }
.k3-fcta { grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr); gap: 20px; padding: 0 clamp(18px, 2vw, 40px); margin-top: 18px; min-height: clamp(150px, 11.5vw, 230px); border-radius: 22px; align-items: center; }
.k3-fcta-brand { justify-self: start; }
.k3-fcta-mid { padding: 14px 0; }
.k3-fcta-mid h2 { white-space: nowrap; font-size: clamp(22px, 1.95vw, 38px); line-height: 1.15; }
.k3-fcta-mid p { white-space: nowrap; font-size: clamp(13.5px, 1vw, 18px); margin: 6px 0 clamp(12px, 1.2vw, 22px); }
.k3-fcta-btns { flex-wrap: nowrap; gap: clamp(12px, 1.3vw, 26px); }
.k3-fcta-btns .k3-btn { height: clamp(46px, 3.3vw, 62px); padding: 0 clamp(24px, 2.6vw, 50px); font-size: clamp(15px, 1.1vw, 20px); }
.k3-fcta-art { justify-self: end; align-self: end; height: clamp(150px, 11.5vw, 228px); max-width: none; width: auto; margin: 0 -8px 0 0; }
.k3-fcta-brand .k3-fbrand img { height: clamp(90px, 7.5vw, 160px); }
.k3-fcta-brand .k3-fbrand b { font-size: clamp(34px, 3vw, 58px); }
.k3-fcta-brand .k3-fbrand strong { font-size: clamp(20px, 1.75vw, 34px); white-space: nowrap; }
.k3-fcta-brand .k3-fbrand small { font-size: clamp(12.5px, .95vw, 18px); }

.k3-fmain { padding-top: clamp(26px, 2.2vw, 40px); padding-bottom: 14px; }
.k3-fcol { padding: 0 clamp(14px, 1.6vw, 32px); }
.k3-fcol-brand { padding-left: clamp(20px, 2.8vw, 56px); }
.k3-fcol-brand .k3-fbrand img { height: clamp(78px, 6.6vw, 130px); }
.k3-fcol-brand .k3-fbrand b { font-size: clamp(30px, 2.5vw, 48px); }
.k3-fcol-brand .k3-fbrand strong { font-size: clamp(17px, 1.55vw, 31px); white-space: nowrap; }
.k3-fcol-brand .k3-fbrand small { font-size: clamp(12px, .8vw, 15.5px); white-space: nowrap; }
.k3-fcol-brand p { font-size: clamp(14px, .95vw, 18px); max-width: 430px; margin: clamp(14px, 1.2vw, 24px) 0 clamp(16px, 1.4vw, 28px); }
.k3-fsocial { gap: clamp(10px, 1vw, 20px); }
.k3-fsocial .k3-soc { width: clamp(40px, 2.5vw, 50px); height: clamp(40px, 2.5vw, 50px); font-size: clamp(17px, 1.15vw, 22px); }
.k3-fcol h4 { font-size: clamp(16px, 1.05vw, 20px); margin-bottom: clamp(14px, 1.2vw, 24px); }
.k3-flinks { gap: clamp(2px, .2vw, 4px); }
.k3-flinks a { font-size: clamp(14px, .9vw, 17.5px); white-space: nowrap; padding: clamp(4px, .3vw, 6px) 0; }
.k3-flinks a i { font-size: clamp(16px, 1.05vw, 21px); width: clamp(20px, 1.4vw, 28px); }
.k3-fnews-h { font-size: clamp(16px, 1.05vw, 20px); }
.k3-fcol-news p { font-size: clamp(14px, .9vw, 17.5px); max-width: 480px; }
.k3-fnews { height: clamp(48px, 2.9vw, 56px); max-width: 500px; }
.k3-fnews button { font-size: clamp(14.5px, 1vw, 19px); padding: 0 clamp(18px, 1.6vw, 30px); }
.k3-ftrust { margin: 12px 0 16px; padding: clamp(10px, .9vw, 16px) clamp(16px, 2vw, 40px); border-radius: 18px; flex-wrap: nowrap; }
.k3-ftrust-item { padding: 4px clamp(16px, 2.6vw, 56px); }
.k3-ftrust-item > i { font-size: clamp(28px, 2vw, 38px); }
.k3-ftrust-item b { font-size: clamp(13.5px, .85vw, 16px); } .k3-ftrust-item small { font-size: clamp(12px, .7vw, 13.5px); }
.k3-fpay { height: clamp(34px, 2.6vw, 50px); }
.k3-fbottom-in { min-height: clamp(60px, 3.6vw, 72px); }
.k3-fcopy { font-size: clamp(14px, .9vw, 17px); }
.k3-fbl { font-size: clamp(14px, .9vw, 17px); gap: clamp(14px, 1.6vw, 32px); }
.k3-pill { height: clamp(40px, 2.6vw, 50px); padding: 0 clamp(16px, 1.8vw, 36px); }
.k3-pill b { font-size: clamp(19px, 1.4vw, 27px); }

@media (min-width: 1201px) {
  .k3-fcol-news { grid-column: auto; border-left: 1px solid #dfe8f5 !important; padding-left: clamp(14px, 1.6vw, 32px); display: block; }
  .k3-fcol-news .k3-fapp { margin-top: 18px; }
}
@media (max-width: 1360px) and (min-width: 1201px) {
  .k3-fmain { grid-template-columns: 27fr 14fr 12fr 15fr 32fr; }
  .k3-fcol-brand .k3-fbrand strong { white-space: normal; }
  .k3-fcta-mid h2 { font-size: 22px; } .k3-fcta-mid p { white-space: normal; }
}
@media (max-width: 1200px) {
  .k3-fmain { grid-template-columns: 1.2fr .9fr .8fr .9fr; }
  .k3-fcta { grid-template-columns: minmax(0, 1fr); min-height: 0; padding: 20px; }
  .k3-fcta-brand:empty { display: none; }
  .k3-fcta-mid h2, .k3-fcta-mid p { white-space: normal; }
  .k3-fcta-btns { flex-wrap: wrap; }
  .k3-ftrust { flex-wrap: wrap; }
}
@media (max-width: 900px) { .k3-fmain { grid-template-columns: 1fr 1fr; } .k3-flinks a { white-space: normal; } .k3-fcol-brand { padding-left: 0; } }
@media (max-width: 520px) { .k3-fmain { grid-template-columns: 1fr; } .k3-fcta-btns .k3-btn { width: 100%; padding: 0 18px; } }
@media (min-width: 1201px) { .k3-fmain { grid-template-columns: 28fr 13.5fr 13.5fr 13.5fr 31.5fr; } }
.k3-flinks a span { overflow: hidden; text-overflow: ellipsis; min-width: 0; }
.k3-flinks a { min-width: 0; }
@media (max-width: 1700px) { .k3-fcol-brand .k3-fbrand small { white-space: normal; } }
@media (max-width: 1500px) { .k3-flinks a { white-space: normal; } }
.k3-fcol-brand .k3-fbrand strong { font-size: clamp(15px, 1.3vw, 31px); }
.k3-fcol-brand .k3-fbrand b { font-size: clamp(28px, 2.3vw, 48px); }
.k3-fcol-brand .k3-fbrand img { height: clamp(72px, 6vw, 130px); }
@media (min-width: 1201px) { .k3-fcta-art { display: block; } }
@media (max-width: 1360px) and (min-width: 1201px) { .k3-fmain { grid-template-columns: 26fr 14fr 13.5fr 14.5fr 32fr; } .k3-fcta-art { height: 140px; } }
@media (max-width: 520px) { .k3-fcol { padding: 0; } }
/* footer height = mockup proportions (round 220c) */
.k3-fcta { min-height: clamp(140px, 10.6vw, 212px); }
.k3-fcta-mid { padding: 10px 0; }
.k3-fcta-mid p { margin: 4px 0 clamp(10px, 1vw, 18px); }
.k3-fcta-btns .k3-btn { height: clamp(44px, 3vw, 56px); }
.k3-fcta-art { height: clamp(140px, 10.6vw, 212px); }
.k3-fmain { padding-top: clamp(22px, 2vw, 38px); padding-bottom: 8px; }
.k3-fcol h4 { margin-bottom: clamp(10px, .9vw, 18px); padding-bottom: 8px; }
.k3-flinks { gap: 0; }
.k3-flinks a { padding: clamp(2px, .16vw, 3px) 0; font-size: clamp(13.5px, .86vw, 16.5px); line-height: 1.45; }
.k3-flinks a i { font-size: clamp(15px, .95vw, 18px); }
.k3-fcol-brand .k3-fbrand img { height: clamp(66px, 5.4vw, 112px); }
.k3-fcol-brand p { margin: clamp(10px, .9vw, 18px) 0 clamp(12px, 1.1vw, 20px); line-height: 1.55; }
.k3-fcol-news p { margin: 4px 0 12px; }
.k3-fnews { height: clamp(46px, 2.7vw, 52px); }
.k3-ftrust { margin: 8px 0 12px; padding-top: clamp(8px, .6vw, 12px); padding-bottom: clamp(8px, .6vw, 12px); }
.k3-ftrust-item > i { font-size: clamp(26px, 1.8vw, 34px); }
.k3-fpay { height: clamp(32px, 2.3vw, 44px); }
.k3-fbottom-in { min-height: clamp(56px, 3.4vw, 68px); padding-top: 6px; padding-bottom: 6px; }
.k3-pill { height: clamp(38px, 2.3vw, 46px); }
.k3-flinks a { padding: clamp(1px, .1vw, 2px) 0; line-height: 1.42; }
.k3-fmain { padding-top: clamp(20px, 1.7vw, 32px); padding-bottom: 4px; }
/* footer middle bar gradient + waves (mockup) */
.k3-footer { background: linear-gradient(180deg, #f2f8ff 0%, #eef6ff 55%, #e8f4ff 100%); }
.k3-footer::before { background:
  url("../img/v3/footer-waves.svg") left bottom / 100% 72% no-repeat,
  radial-gradient(700px 260px at 0% 70%, rgba(45, 212, 191, .16), transparent 70%),
  radial-gradient(700px 260px at 100% 70%, rgba(52, 211, 153, .14), transparent 70%),
  radial-gradient(900px 300px at 55% 40%, rgba(147, 197, 253, .18), transparent 70%); }
.k3-fbottom { position: relative; z-index: 1; }
.k3-ftrust { background: rgba(255, 255, 255, .92); backdrop-filter: blur(6px); }
/* visitor counter pill (bottom bar) */
.k3-pill-visitors { background: linear-gradient(135deg, #ef4444, #b91c1c); color: #fff; border-color: rgba(255,255,255,.4); font-weight: 600; gap: 8px; box-shadow: 0 8px 18px -10px rgba(185, 28, 28, .9); }
.k3-pill-visitors b { color: #fff; font-size: clamp(15px, 1vw, 18px); font-weight: 700; }
.k3-pill-visitors i { font-size: 15px; }
.k3-fver { flex-wrap: wrap; justify-content: center; }
/* app block: Play badge + QR (round 220e) */
.k3-fapp { display: flex; align-items: flex-end; gap: 16px; margin-top: 16px; }
.k3-fapp > div:first-child { flex: 1; min-width: 0; }
.k3-store { height: clamp(44px, 2.7vw, 52px); padding: 0 16px 0 12px; gap: 10px; background: #0b0b0b; border: 1px solid #3a3a3a; }
.k3-store > span:last-child { display: flex; flex-direction: column; line-height: 1.05; font-size: clamp(15px, 1vw, 19px); font-weight: 600; letter-spacing: -.01em; }
.k3-store small { font-size: clamp(8.5px, .5vw, 10px); font-weight: 500; letter-spacing: .03em; margin-bottom: 2px; }
.k3-store.is-soon { cursor: default; }
.k3-store.is-soon:hover { transform: none; }
.k3-gplay { width: clamp(24px, 1.5vw, 30px); height: clamp(26px, 1.65vw, 32px); flex-shrink: 0;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 32'%3E%3Cpath d='M1.2 1 L17 16 L1.2 31 C0.6 30.6 0.3 29.9 0.3 29 V3 C0.3 2.1 0.6 1.4 1.2 1 Z' fill='%2300d7fe'/%3E%3Cpath d='M1.2 1 C1.9 0.5 2.9 0.5 3.9 1.1 L22.3 11.6 L17 16 Z' fill='%2300f076'/%3E%3Cpath d='M1.2 31 L17 16 L22.3 20.4 L3.9 30.9 C2.9 31.5 1.9 31.5 1.2 31 Z' fill='%23ff3a44'/%3E%3Cpath d='M22.3 11.6 L28.1 14.9 C29.6 15.8 29.6 16.2 28.1 17.1 L22.3 20.4 L17 16 Z' fill='%23ffd500'/%3E%3C/svg%3E") center / contain no-repeat; }
.k3-fqr { padding: 6px 6px 4px; border: 2px solid #8fb6f0; border-radius: 12px; background: #fff; box-shadow: 0 10px 20px -14px rgba(29, 78, 216, .6); }
.k3-fqr svg { width: clamp(88px, 6vw, 112px); height: auto; }
.k3-fqr small { display: block; font-size: clamp(10px, .62vw, 12px); color: #0b1f4d; font-weight: 500; margin-top: 2px; white-space: nowrap; }
@media (max-width: 520px) { .k3-fapp { align-items: center; } }
/* copyright bar — reference design (round 220f) */
.k3-fbottom-v2 { position: relative; overflow: hidden; color: #fff;
  background: linear-gradient(90deg, #15a05a 0%, #10957a 18%, #0b7f9a 40%, #0a63b8 62%, #0b4fc4 82%, #1146c9 100%); }
.k3-fbottom-v2::before { content: ""; position: absolute; inset: 0; pointer-events: none; background:
  url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1400 60' preserveAspectRatio='none'%3E%3Cpath d='M0 40 C 180 10 330 60 520 34 S 860 8 1050 30 S 1300 55 1400 26 L1400 60 L0 60 Z' fill='%23ffffff' fill-opacity='.07'/%3E%3Cpath d='M0 52 C 220 28 420 64 640 44 S 1020 22 1220 44 S 1360 52 1400 46 L1400 60 L0 60 Z' fill='%23ffffff' fill-opacity='.06'/%3E%3Cpath d='M560 0 C 640 30 760 34 860 14 S 1000 0 1040 0 Z' fill='%23ffffff' fill-opacity='.05'/%3E%3C/svg%3E") center / 100% 100% no-repeat,
  radial-gradient(circle, rgba(255,255,255,.35) 1px, transparent 1.6px) 0 0 / 9px 9px; 
  -webkit-mask-image: linear-gradient(90deg, #000 0, #000 100%); }
.k3-fbottom-v2::after { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 14%; pointer-events: none; background: radial-gradient(circle, rgba(255,255,255,.22) 1px, transparent 1.6px) 0 0 / 9px 9px;
  -webkit-mask-image: linear-gradient(90deg, #000, transparent); mask-image: linear-gradient(90deg, #000, transparent); }
.k3-fbottom-v2::before { background-size: 100% 100%, 0 0; }
.k3-fbottom-v2 .k3-fbottom-in { position: relative; z-index: 1; justify-content: center; gap: clamp(18px, 2.6vw, 48px); min-height: clamp(48px, 3.1vw, 58px); flex-wrap: wrap; padding-top: 6px; padding-bottom: 6px; }
.k3-fbottom-v2 .k3-fcopy { gap: 12px; font-size: clamp(13px, .85vw, 15.5px); }
.k3-fbottom-v2 .k3-fcopy b { color: #fff; font-weight: 600; }
.k3-fbottom-v2 .k3-fcopy-ic { width: 30px; height: 30px; border-width: 1.8px; font-size: 18px; flex-shrink: 0; }
.k3-fvis { display: inline-flex; align-items: center; gap: 9px; height: clamp(30px, 2vw, 36px); padding: 0 18px; border: 1.5px solid rgba(255,255,255,.85); border-radius: 999px; font-size: clamp(13px, .85vw, 15px); font-weight: 500; background: rgba(255,255,255,.06); }
.k3-fvis b { font-weight: 600; }
.k3-fvis i { font-size: 14px; }
.k3-fsep { width: 1px; height: 28px; background: rgba(255,255,255,.55); }
.k3-fpow { display: inline-flex; align-items: baseline; gap: 8px; font-size: clamp(13px, .85vw, 15px); opacity: .95; }
.k3-fpow b { font-size: clamp(16px, 1.1vw, 20px); font-weight: 800; letter-spacing: .02em; }
.k3-fpow i { font-style: normal; opacity: .8; margin: 0 2px; }
.k3-fbottom-v2 .k3-fbl a { font-size: clamp(13px, .85vw, 15px); }
@media (max-width: 760px) { .k3-fbottom-v2 .k3-fbottom-in { gap: 10px 16px; padding-top: 12px; padding-bottom: 12px; } .k3-fsep { display: none; } .k3-fbottom-v2 .k3-fcopy { justify-content: center; text-align: center; } }
.k3-fbottom-v2 .k3-fbottom-in { gap: clamp(16px, 2vw, 30px); min-height: clamp(44px, 2.9vw, 54px); }
@media (min-width: 761px) { .k3-fbottom-v2 .k3-fcopy { margin-right: clamp(30px, 13vw, 260px); } }
.k3-fvis { height: clamp(28px, 1.9vw, 34px); }
@media (max-width: 760px) { .k3-fbottom-v2 .k3-fcopy-ic { display: none; } }

/* =========================================================================
   PHASE 2 — Courses · Exams · Explore All Exams
   ========================================================================= */
.k3-phero { padding: 22px 0 54px; }
.k3-phero .k3-hero-in { min-height: 380px; align-items: center; }
.k3-phero .k3-crumbs { margin-bottom: 12px; }
.k3-phero h1 { margin: 0 0 8px; font-size: clamp(38px, 3.9vw, 58px); }
.k3-phero h1 span.is-inline { display: inline; }
.k3-phero-sub { margin: 0 0 12px; font-size: clamp(18px, 1.5vw, 23px); font-weight: 700; color: #0b1f4d; }
.k3-phero p { font-size: clamp(15px, 1.05vw, 17px); max-width: 540px; }
.k3-phero .k3-hero-art { left: 38%; right: 300px; width: auto; top: -22px; bottom: -54px; }
.k3-phero .k3-hero-art img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center 30%; transform: none; }
.k3-phero .k3-hero-in.no-stats .k3-hero-art { right: -40px; left: 46%; }
.k3-phero-explore .k3-hero-art { left: 48%; right: -60px; }
.k3-phero-explore .k3-hero-art img { object-position: 60% center; }
.k3-phero-explore .k3-hero-tx { max-width: 640px; }
@media (max-width: 1280px) { .k3-phero .k3-hero-art { left: 40%; right: 260px; } }
@media (max-width: 1100px) { .k3-phero .k3-hero-art, .k3-phero .k3-hero-in.no-stats .k3-hero-art { left: 0; right: 0; opacity: .25; } }
@media (max-width: 760px) { .k3-phero .k3-hero-art { display: none; } }
.k3-listing { padding-bottom: 6px; }

/* category tiles */
.k3-ctiles { grid-auto-columns: minmax(140px, calc((100% - 7 * 14px) / 8)); }
.k3-ctiles-big { grid-auto-columns: minmax(170px, calc((100% - 6 * 14px) / 7)); }
.k3-ctile { display: flex; flex-direction: column; align-items: center; text-align: center; gap: 4px; padding: 16px 12px 14px; color: var(--k3-ink) !important;
  background: linear-gradient(180deg, color-mix(in srgb, var(--a) 9%, #fff), #fff 70%); }
.k3-ctile .k3-ic { width: 50px; height: 50px; font-size: 21px; margin-bottom: 8px; }
.k3-ctile b { font-size: 15px; color: #0b1f4d; }
.k3-ctile small { font-size: 12.5px; color: var(--k3-muted); }
.k3-ctile-big { align-items: flex-start; text-align: left; padding: 16px 16px 12px; }
.k3-ctile-big small { line-height: 1.4; min-height: 52px; }
.k3-ctile-foot { display: flex; align-items: center; justify-content: space-between; width: 100%; margin-top: 8px; padding-top: 10px; border-top: 1px solid color-mix(in srgb, var(--a) 18%, #fff); }
.k3-ctile-foot em { font-style: normal; font-weight: 600; font-size: 14px; color: var(--b); }
.k3-ctile-foot i { width: 30px; height: 30px; border-radius: 50%; background: #fff; color: var(--b); display: inline-flex; align-items: center; justify-content: center; box-shadow: 0 4px 12px -6px var(--b); transition: transform .25s; }
.k3-ctile:hover .k3-ctile-foot i { transform: translateX(3px); }

/* featured course / exam cards */
.k3-fcs { grid-auto-columns: minmax(260px, calc((100% - 3 * 14px) / 4)); }
.k3-grid4 { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.k3-fc, .k3-ec { position: relative; display: flex; flex-direction: column; padding: 14px 16px 16px; border-top: 3px solid var(--b);
  background: linear-gradient(180deg, color-mix(in srgb, var(--a) 7%, #fff) 0%, #fff 45%); }
.k3-fc-top, .k3-ec-top { display: flex; justify-content: space-between; align-items: center; min-height: 34px; }
.k3-fc-top .k3-heart { position: static; }
.k3-fc-ic { align-self: center; width: 48px; height: 48px; border-radius: 12px; background: linear-gradient(135deg, var(--a), var(--b)); color: #fff; display: inline-flex; align-items: center; justify-content: center; font-size: 20px; box-shadow: 0 10px 18px -10px var(--b); margin: -6px 0 8px; }
.k3-fc h3 { margin: 0 0 10px; text-align: center; font-size: 16.5px; font-weight: 600; line-height: 1.3; min-height: 42px; }
.k3-fc h3 a, .k3-ec h3 a { color: #0b1f4d !important; }
.k3-fc h3 a:hover, .k3-ec h3 a:hover { color: var(--b) !important; }
.k3-checks { list-style: none; margin: 0 0 10px; padding: 0; display: grid; gap: 5px; font-size: 13px; color: var(--k3-ink-2); }
.k3-checks li { display: flex; gap: 8px; align-items: flex-start; }
.k3-checks i { color: #16a34a; margin-top: 2px; }
.k3-fc-meta { display: flex; flex-wrap: wrap; gap: 6px 16px; padding: 10px 0; margin-top: auto; border-top: 1px solid #edf1f7; font-size: 13px; color: var(--k3-ink-2); }
.k3-fc-meta i { color: #64748b; }
.k3-fc-foot { display: flex; align-items: flex-end; justify-content: space-between; gap: 10px; }
.k3-fc-pr { display: flex; flex-direction: column; gap: 6px; }
.k3-price { display: flex; align-items: baseline; gap: 8px; }
.k3-price b { font-size: 20px; font-weight: 800; color: #0b1f4d; }
.k3-price b.is-free { color: #16a34a; }
.k3-price s { font-size: 13px; color: var(--k3-muted); }
.k3-off { align-self: flex-start; font-size: 11.5px; font-weight: 700; color: #15803d; background: #dcfce7; border-radius: 6px; padding: 3px 8px; }
.k3-ec-body { display: flex; gap: 14px; align-items: flex-start; margin-top: 4px; }
.k3-ec-body .k3-ic { width: 54px; height: 54px; font-size: 22px; }
.k3-ec h3 { margin: 0 0 8px; font-size: 15.5px; font-weight: 600; line-height: 1.3; }

/* feature strip */
.k3-fstrip { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 12px; margin: 4px 0 6px; }
.k3-fstrip-i { display: flex; align-items: center; gap: 12px; padding: 14px 16px; transition: transform .3s var(--k3-ease), box-shadow .3s; }
.k3-fstrip-i:hover { transform: translateY(-3px); box-shadow: var(--k3-shadow-lg); }
.k3-fstrip-i .k3-ic { width: 46px; height: 46px; font-size: 19px; }
.k3-fstrip-i b { display: block; font-size: 14px; color: #0b1f4d; } .k3-fstrip-i small { font-size: 12.5px; color: var(--k3-muted); }

/* filter bar (All Courses) */
.k3-filterbar { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; padding: 12px; margin-bottom: 16px; }
.k3-filterbar .k3-in { width: auto; flex: 1 1 150px; height: 44px; }
.k3-fb-search { flex: 2 1 240px; display: flex; align-items: center; gap: 8px; height: 44px; padding: 0 14px; border: 1.5px solid #dfe7f3; border-radius: 10px; background: #fff; }
.k3-fb-search:focus-within { border-color: #8fb1f5; box-shadow: 0 0 0 4px rgba(31, 107, 255, .12); }
.k3-fb-search i { color: var(--k3-muted); }
.k3-fb-search input { flex: 1; min-width: 0; border: 0; outline: 0; font: 14px 'Poppins', sans-serif; background: transparent; }

/* live classes */
.k3-lvs { grid-auto-columns: minmax(260px, calc((100% - 3 * 14px) / 4)); }
.k3-lv { display: flex; gap: 14px; padding: 14px; color: var(--k3-ink) !important; }
.k3-lv-tx { display: flex; flex-direction: column; gap: 3px; min-width: 0; }
.k3-lv-tx b { font-size: 14.5px; color: #0b1f4d; } .k3-lv-tx small { font-size: 12.5px; color: var(--k3-muted); }
.k3-lv-tx .k3-live-badge { font-style: normal; }

/* photo category cards */
.k3-photos { grid-auto-columns: minmax(170px, calc((100% - 6 * 14px) / 7)); }
.k3-photo { display: flex; flex-direction: column; overflow: hidden; color: var(--k3-ink) !important; }
.k3-photo-img { display: flex; align-items: center; justify-content: center; aspect-ratio: 16 / 9; background: linear-gradient(135deg, var(--a), var(--b)) center / cover no-repeat; color: #fff; font-size: 34px; transition: transform .5s var(--k3-ease); }
.k3-photo-img[style] { background-size: cover; }
.k3-photo:hover .k3-photo-img { transform: scale(1.05); }
.k3-photo-b { position: relative; display: flex; align-items: center; gap: 10px; padding: 10px 12px; background: #fff; }
.k3-photo-b .k3-ic { width: 38px; height: 38px; font-size: 16px; border-radius: 10px; }
.k3-photo-b > span:nth-child(2) { flex: 1; min-width: 0; }
.k3-photo-b b { display: block; font-size: 14px; color: #0b1f4d; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.k3-photo-b small { font-size: 12px; color: var(--k3-muted); }
.k3-photo-b > i { color: var(--b); font-size: 12px; }

/* CTA band */
.k3-cta2 { position: relative; display: flex; align-items: center; gap: 22px; padding: 16px 150px 16px 130px; margin: 22px 0 0; border-radius: 18px; overflow: hidden; min-height: 92px;
  background: linear-gradient(100deg, #e9f3ff 0%, #f5f9ff 55%, #e6f0ff 100%); border: 1px solid #d9e6fb; box-shadow: var(--k3-shadow); }
.k3-cta2::before { content: ""; position: absolute; inset: 0; background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1200 100' preserveAspectRatio='none'%3E%3Cpath d='M0 80 C 300 40 600 100 900 60 S 1150 40 1200 50 L1200 100 L0 100 Z' fill='%23bfdbfe' fill-opacity='.35'/%3E%3C/svg%3E") bottom / 100% 60% no-repeat; pointer-events: none; }
.k3-cta2 > * { position: relative; }
.k3-cta2-l { position: absolute; left: 22px; top: 50%; transform: translateY(-50%); width: 88px; height: auto; }
.k3-cta2-r { position: absolute; right: 0; bottom: 0; height: 100%; width: auto; max-width: 140px; object-fit: cover; -webkit-mask-image: linear-gradient(90deg, transparent, #000 25%); mask-image: linear-gradient(90deg, transparent, #000 25%); }
.k3-cta2-tx { flex: 1; min-width: 0; }
.k3-cta2-tx b { display: block; font-size: clamp(19px, 1.6vw, 25px); color: #1d4ed8; font-weight: 700; }
.k3-cta2-tx small { font-size: 14.5px; color: var(--k3-ink-2); }
.k3-cta2-btn { background: linear-gradient(135deg, #2f80ff, #1d4ed8); color: #fff !important; box-shadow: 0 12px 22px -12px #1d4ed8; flex-shrink: 0; }
.k3-cta2-blue { background: linear-gradient(100deg, #1f6bff, #2f80ff 60%, #4d94ff); border-color: transparent; }
.k3-cta2-blue .k3-cta2-tx b { color: #fff; } .k3-cta2-blue .k3-cta2-tx small { color: rgba(255,255,255,.92); }
.k3-cta2-blue .k3-cta2-btn { background: linear-gradient(135deg, #fde047, #f59e0b); color: #1e293b !important; box-shadow: 0 12px 22px -12px #b45309; }
.k3-cta2-blue::before { background: radial-gradient(500px 120px at 10% 100%, rgba(255,255,255,.18), transparent 70%), repeating-linear-gradient(120deg, rgba(255,255,255,.05) 0 2px, transparent 2px 18px); }
.k3-cta2-blue .k3-cta2-r { -webkit-mask-image: none; mask-image: none; object-fit: contain; max-width: 150px; }

/* exams: tabs + category cards + promo */
.k3-tabs { display: flex; gap: 4px; padding: 4px; border-radius: 12px; background: #eef4ff; overflow-x: auto; scrollbar-width: none; margin-bottom: 14px; }
.k3-tabs::-webkit-scrollbar { display: none; }
.k3-tab { flex: 1 0 auto; height: 42px; padding: 0 16px; border: 0; border-radius: 10px; background: transparent; font: 500 13.5px 'Poppins', sans-serif; color: #334155; cursor: pointer; white-space: nowrap; transition: background .2s, color .2s; }
.k3-tab:hover { background: #fff; }
.k3-tab.is-on { background: linear-gradient(135deg, #2f80ff, #1d4ed8); color: #fff; box-shadow: 0 8px 16px -10px #1d4ed8; }
.k3-tabwrap { display: grid; grid-template-columns: minmax(0, 1fr) 290px; gap: 16px; align-items: stretch; }
.k3-tabpanel { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; align-content: start; }
.k3-tabpanel[hidden] { display: none; }
.k3-xcard { display: flex; gap: 12px; padding: 14px; align-items: flex-start; color: var(--k3-ink) !important; }
.k3-xcard .k3-ic { width: 48px; height: 48px; font-size: 20px; }
.k3-xcard b { display: block; font-size: 14.5px; color: #0b1f4d; }
.k3-xcard small { display: block; font-size: 12.5px; color: var(--k3-muted); line-height: 1.4; margin: 2px 0 6px; }
.k3-xcard em { font-style: normal; font-size: 13px; font-weight: 600; color: var(--k3-blue-2); }
.k3-xcard-all { background: linear-gradient(135deg, #eef4ff, #fff); border-style: dashed; }
.k3-xpromo { position: relative; display: flex; flex-direction: column; gap: 10px; padding: 22px 20px; border-radius: 18px; overflow: hidden; color: #0b1f4d !important;
  background: linear-gradient(160deg, #eaf3ff, #dbeafe); border: 1px solid #cfe0fb; min-height: 300px; }
.k3-xpromo-tx b { display: block; font-size: 24px; font-weight: 800; line-height: 1.15; }
.k3-xpromo-tx b.is-blue { color: #1d4ed8; }
.k3-xpromo img { position: absolute; right: -8px; top: 30px; width: 58%; height: auto; border-radius: 12px; -webkit-mask-image: radial-gradient(circle at 60% 50%, #000 55%, transparent 75%); mask-image: radial-gradient(circle at 60% 50%, #000 55%, transparent 75%); }
.k3-xpromo .k3-btn { margin-top: auto; align-self: flex-start; position: relative; }

/* series + quick links */
.k3-scs { grid-auto-columns: minmax(260px, calc((100% - 3 * 14px) / 4)); }
.k3-sc { display: flex; align-items: center; gap: 14px; padding: 14px 16px; color: var(--k3-ink) !important; }
.k3-sc .k3-ic { width: 52px; height: 52px; font-size: 22px; }
.k3-sc-tx { flex: 1; min-width: 0; }
.k3-sc-tx b { display: block; font-size: 14.5px; color: #0b1f4d; line-height: 1.3; }
.k3-sc-tx small { display: block; font-size: 12.5px; color: var(--k3-muted); }
.k3-sc-go { width: 34px; height: 34px; border-radius: 50%; border: 1px solid #dbe5f3; display: inline-flex; align-items: center; justify-content: center; color: var(--b); flex-shrink: 0; transition: background .2s, color .2s; }
.k3-sc:hover .k3-sc-go { background: var(--b); color: #fff; }
.k3-qlinks { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); gap: 12px; }
.k3-ql { display: flex; align-items: center; gap: 10px; padding: 12px; color: var(--k3-ink) !important; }
.k3-ql .k3-ic { width: 42px; height: 42px; font-size: 17px; border-radius: 11px; }
.k3-ql b { display: block; font-size: 13.5px; color: #0b1f4d; } .k3-ql small { font-size: 11.5px; color: var(--k3-muted); }

/* explore all exams */
.k3-aechips { display: grid; grid-template-columns: repeat(4, minmax(0, auto)); gap: 0; margin-top: 22px; padding: 12px 6px; max-width: 760px; }
.k3-aechip { display: flex; align-items: center; gap: 10px; padding: 2px 14px; }
.k3-aechip + .k3-aechip { border-left: 1px solid #e3eaf5; }
.k3-aechip .k3-ic { width: 40px; height: 40px; font-size: 17px; border-radius: 10px; }
.k3-aechip b { display: block; font-size: 18px; font-weight: 800; color: #0b1f4d; line-height: 1.1; }
.k3-aechip b.is-txt { font-size: 14px; font-weight: 600; }
.k3-aechip small { font-size: 12px; color: var(--k3-muted); white-space: nowrap; }
.k3-aecats { display: grid; grid-template-columns: repeat(8, minmax(0, 1fr)); gap: 12px; }
.k3-aecat { display: flex; flex-direction: column; align-items: center; text-align: center; gap: 4px; padding: 16px 10px; color: var(--k3-ink) !important;
  background: linear-gradient(180deg, color-mix(in srgb, var(--a) 8%, #fff), #fff 70%); }
.k3-aecat .k3-ic { width: 54px; height: 54px; font-size: 22px; margin-bottom: 8px; }
.k3-aecat b { font-size: 14px; color: #0b1f4d; } .k3-aecat small { font-size: 12.5px; color: var(--k3-muted); }
.k3-aecat em { font-style: normal; font-size: 13px; font-weight: 600; color: var(--k3-blue-2); margin-top: 8px; }
.k3-ae { display: grid; grid-template-columns: 260px minmax(0, 1fr); gap: 20px; align-items: start; padding-top: 18px; padding-bottom: 10px; }
.k3-aefilter { position: sticky; top: 96px; padding: 16px; display: flex; flex-direction: column; gap: 12px; max-height: calc(100vh - 110px); overflow-y: auto; scrollbar-width: thin; }
.k3-aef-h { display: flex; justify-content: space-between; align-items: center; }
.k3-aef-h b { font-size: 18px; color: #0b1f4d; }
.k3-link { border: 0; background: none; color: var(--k3-blue-2); font: 500 14px 'Poppins', sans-serif; cursor: pointer; padding: 0; }
.k3-aef-g { border-top: 1px solid #edf1f7; padding-top: 10px; }
.k3-aef-g summary { list-style: none; display: flex; justify-content: space-between; align-items: center; cursor: pointer; font-weight: 600; color: #0b1f4d; font-size: 14.5px; margin-bottom: 6px; }
.k3-aef-g summary::-webkit-details-marker { display: none; }
.k3-aef-g summary i { font-size: 11px; color: var(--k3-muted); transition: transform .2s; }
.k3-aef-g:not([open]) summary i { transform: rotate(180deg); }
.k3-chk { display: flex; align-items: center; gap: 10px; padding: 4px 0; font-size: 13.5px; color: var(--k3-ink-2); cursor: pointer; }
.k3-chk input { width: 17px; height: 17px; accent-color: #1f6bff; flex-shrink: 0; }
.k3-chk em { font-style: normal; color: var(--k3-muted); }
.k3-aef-apply { width: 100%; border-radius: 10px; height: 44px; }
.k3-aebar { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 14px; flex-wrap: wrap; }
.k3-aebar .k3-title small { font-size: 18px; color: var(--k3-ink-2); font-weight: 600; }
.k3-aebar-r { display: flex; align-items: center; gap: 10px; }
.k3-aesort { display: inline-flex; align-items: center; gap: 8px; font-size: 13.5px; color: var(--k3-ink-2); }
.k3-aesort .k3-in { width: auto; height: 40px; }
.k3-view { display: inline-flex; gap: 4px; }
.k3-view button { width: 40px; height: 40px; border-radius: 10px; border: 1px solid #dfe7f3; background: #fff; color: #475569; cursor: pointer; }
.k3-view button.is-on { background: #eaf1ff; color: #1d4ed8; border-color: #bfd3fb; }
.k3-aef-open { display: none; }
.k3-aegrid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.k3-aeitem { display: flex; flex-direction: column; gap: 10px; padding: 16px; }
.k3-aeitem[hidden] { display: none; }
.k3-aeitem .k3-ic { width: 52px; height: 52px; font-size: 22px; }
.k3-aeitem h3 { margin: 0 0 4px; font-size: 16px; color: #0b1f4d; }
.k3-aeitem p { margin: 0 0 8px; font-size: 13px; color: var(--k3-muted); line-height: 1.45; }
.k3-aeitem ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 4px; font-size: 13px; color: var(--k3-ink-2); }
.k3-aeitem ul i { width: 16px; color: #64748b; font-size: 12px; }
.k3-aeitem-tx { flex: 1; }
.k3-aeitem-btn { display: flex; align-items: center; justify-content: center; gap: 8px; height: 40px; border-radius: 10px; background: #eaf1ff; color: #1d4ed8 !important; font-size: 13.5px; font-weight: 600; transition: background .2s, color .2s; }
.k3-aeitem-btn:hover { background: #1f6bff; color: #fff !important; }
.k3-aegrid.is-list { grid-template-columns: minmax(0, 1fr); }
.k3-aegrid.is-list .k3-aeitem { flex-direction: row; align-items: center; }
.k3-aegrid.is-list .k3-aeitem ul { grid-auto-flow: column; justify-content: start; gap: 4px 18px; }
.k3-aegrid.is-list .k3-aeitem-btn { padding: 0 18px; flex-shrink: 0; }
.k3-aepop { grid-auto-columns: minmax(190px, calc((100% - 4 * 14px) / 5)); }
.k3-aep { display: flex; flex-direction: column; gap: 4px; padding: 14px; color: var(--k3-ink) !important; }
.k3-aep-top { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 6px; }
.k3-aep-top .k3-ic { width: 44px; height: 44px; font-size: 18px; border-radius: 11px; }
.k3-aep b { font-size: 14.5px; color: #0b1f4d; line-height: 1.3; }
.k3-aep > small { font-size: 12px; color: var(--k3-muted); }
.k3-aep-v { margin-top: 8px; } .k3-aep-v small { display: block; font-size: 12px; color: var(--k3-muted); } .k3-aep-v strong { font-size: 17px; color: #0b1f4d; }
.k3-aep-btn { margin-top: auto; padding-top: 10px; } .k3-aep-btn { display: flex; align-items: center; justify-content: center; gap: 6px; height: 38px; border-radius: 10px; background: #eaf1ff; color: #1d4ed8; font-size: 13px; font-weight: 600; margin-top: 10px; padding-top: 0; }

/* phase 2 responsive */
@media (max-width: 1280px) {
  .k3-aecats { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .k3-aegrid, .k3-grid4 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .k3-qlinks { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .k3-tabpanel { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .k3-fstrip { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 1100px) {
  .k3-tabwrap { grid-template-columns: minmax(0, 1fr); }
  .k3-xpromo { min-height: 200px; }
  .k3-xpromo img { width: 34%; top: 20px; }
  .k3-ae { grid-template-columns: minmax(0, 1fr); }
  .k3-aefilter { display: none; position: static; max-height: none; }
  body.k3-aef-on .k3-aefilter { display: flex; }
  .k3-aef-open { display: inline-flex; }
  .k3-aegrid, .k3-grid4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .k3-aechips { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 10px; }
  .k3-aechip:nth-child(3) { border-left: 0; }
  .k3-ctiles-big, .k3-photos { grid-auto-columns: minmax(170px, calc((100% - 3 * 14px) / 4)); }
  .k3-ctiles { grid-auto-columns: minmax(140px, calc((100% - 4 * 14px) / 5)); }
  .k3-fcs, .k3-scs, .k3-lvs { grid-auto-columns: minmax(260px, calc((100% - 14px) / 2)); }
  .k3-cta2 { padding: 16px 20px 16px 120px; } .k3-cta2-r { display: none; }
}
@media (max-width: 760px) {
  .k3-tabpanel, .k3-aegrid, .k3-grid4, .k3-fstrip { grid-template-columns: minmax(0, 1fr); }
  .k3-aecats, .k3-qlinks { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .k3-aegrid.is-list .k3-aeitem { flex-direction: column; align-items: stretch; }
  .k3-aegrid.is-list .k3-aeitem ul { grid-auto-flow: row; }
  .k3-fcs, .k3-scs, .k3-lvs { grid-auto-columns: minmax(250px, 84%); }
  .k3-ctiles-big, .k3-photos, .k3-aepop { grid-auto-columns: minmax(160px, 46%); }
  .k3-ctiles { grid-auto-columns: minmax(130px, 40%); }
  .k3-cta2 { flex-direction: column; align-items: flex-start; padding: 18px; }
  .k3-cta2-l { display: none; }
  .k3-aechips { grid-template-columns: minmax(0, 1fr); } .k3-aechip + .k3-aechip { border-left: 0; }
  .k3-filterbar .k3-in, .k3-fb-search { flex: 1 1 100%; }
}
.k3-mm-colhead { border-radius: 12px; color: inherit !important; transition: background .2s; } .k3-mm-colhead:hover { background: #f3f7ff; }
/* phase 2 refinements */
.k3-phero .k3-hero-art img { object-position: right center; }
.k3-phero-explore .k3-hero-art { right: 0; }
.k3-aefilter .k3-fb-search { flex: none; }
@media (min-width: 1101px) { .k3-phero-explore .k3-aechips { width: 800px; max-width: calc(100vw - 48px); position: relative; z-index: 3; } }
.k3-aechip small { white-space: nowrap; }
@media (max-width: 520px) { .k3-aebar-r { flex-wrap: wrap; width: 100%; } .k3-aesort { flex: 1; } .k3-aesort .k3-in { flex: 1; min-width: 0; } }

/* =========================================================================
   PHASE 3 — HD top bar (mockup colours: navy → royal blue → navy → teal)
   ========================================================================= */
.k3-topbar { background: linear-gradient(90deg, #00205e 0%, #023a87 16%, #0758b6 34%, #0a6cc9 46%, #0559a8 58%, #033f82 72%, #023a6a 84%, #01505f 94%, #005c52 100%); }
.k3-topbar::before { background:
  linear-gradient(180deg, rgba(255,255,255,.10) 0%, rgba(255,255,255,0) 48%, rgba(0,0,0,.10) 100%),
  radial-gradient(520px 70px at 40% 0%, rgba(120, 190, 255, .40), transparent 70%),
  radial-gradient(380px 60px at 92% 100%, rgba(40, 220, 170, .28), transparent 70%),
  repeating-linear-gradient(115deg, rgba(255,255,255,.045) 0 1px, transparent 1px 12px); }
.k3-topbar::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 2px; background: linear-gradient(90deg, rgba(56,189,248,.0), rgba(56,189,248,.65), rgba(52,211,153,.65), rgba(52,211,153,0)); pointer-events: none; }
.k3-tb-ic { background: linear-gradient(135deg, #3b8bff, #1f5fe0); box-shadow: 0 0 0 3px rgba(59, 139, 255, .28), 0 4px 10px -4px rgba(0,0,0,.45); }
.k3-tb-item b { text-shadow: 0 1px 1px rgba(0,0,0,.25); }

/* =========================================================================
   PHASE 3 — shared inner-page banner (Study Materials / Video Playlists style)
   ========================================================================= */
.k3-bn { position: relative; overflow: hidden; margin-top: -10px; border-bottom: 1px solid #e2ecf8;
  background: url("../img/v3/banner-waves.svg") left bottom / 100% 100% no-repeat,
    radial-gradient(520px 260px at 0% 0%, rgba(20, 184, 166, .28), transparent 70%),
    radial-gradient(760px 320px at 100% 0%, rgba(147, 197, 253, .42), transparent 70%),
    linear-gradient(180deg, #f5faff 0%, #eef6ff 100%); }
.k3-bn-in { position: relative; min-height: clamp(250px, 17.5vw, 300px); padding: clamp(20px, 2vw, 34px) max(24px, calc((100% - var(--k3-max)) / 2 + 24px)); display: flex; align-items: center; }
.k3-bn-tx { position: relative; z-index: 3; max-width: min(47%, 700px); }
.k3-bn-crumbs { margin-bottom: 8px; }
.k3-bn-k { display: block; font-size: clamp(11px, .78vw, 13px); font-weight: 700; letter-spacing: .22em; color: #0b1f4d; text-transform: uppercase; margin-bottom: 6px; }
.k3-bn h1 { margin: 0 0 6px; font-size: clamp(36px, 3.6vw, 58px); line-height: 1.04; font-weight: 800; color: #0b1f4d; letter-spacing: -.02em; }
.k3-bn h1 span { background: linear-gradient(90deg, #16a34a 0%, #10b981 45%, #0d9488 100%); -webkit-background-clip: text; background-clip: text; color: transparent; }
.k3-bn-sub { margin: 0 0 8px; font-size: clamp(15px, 1.15vw, 19px); font-weight: 500; color: #0b1f4d; line-height: 1.3; }
.k3-bn p { margin: 0 0 14px; font-size: clamp(13.5px, .98vw, 15.5px); color: #3b4a66; line-height: 1.55; max-width: 640px; }
.k3-bn-chips { display: inline-flex; flex-wrap: wrap; gap: 8px 4px; padding: 7px 8px; border-radius: 14px; background: rgba(255,255,255,.88); border: 1px solid #e3ecf8; box-shadow: 0 10px 24px -18px rgba(16, 40, 94, .5); backdrop-filter: blur(6px); }
.k3-bn-chip { display: inline-flex; align-items: center; gap: 9px; padding: 3px 12px 3px 4px; border-radius: 10px; transition: background .2s, transform .2s; }
.k3-bn-chip:hover { background: color-mix(in srgb, var(--a) 10%, #fff); transform: translateY(-1px); }
.k3-bn-chip + .k3-bn-chip { border-left: 1px solid #edf1f7; border-radius: 0 10px 10px 0; }
.k3-bn-chip-ic { width: 30px; height: 30px; border-radius: 8px; display: inline-flex; align-items: center; justify-content: center; color: #fff; font-size: 13px; flex-shrink: 0;
  background: linear-gradient(135deg, var(--a), var(--b)); box-shadow: 0 6px 12px -6px var(--b); }
.k3-bn-chip b { display: block; font-size: 12px; font-weight: 600; color: #0b1f4d; line-height: 1.2; white-space: nowrap; }
.k3-bn-chip small { display: block; font-size: 10.5px; color: var(--k3-muted); line-height: 1.2; white-space: nowrap; }
.k3-bn-art { position: absolute; top: 0; bottom: 0; right: 12%; width: 40%; z-index: 1; }
.k3-bn-art img { width: 100%; height: 100%; object-fit: cover; object-position: center 30%;
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, #000 16%, #000 84%, transparent 100%); mask-image: linear-gradient(90deg, transparent 0%, #000 16%, #000 84%, transparent 100%); }
.k3-bn-study .k3-bn-art img, .k3-bn-videos .k3-bn-art img, .k3-bn-resources .k3-bn-art img, .k3-bn-pyq .k3-bn-art img { object-position: center bottom; -webkit-mask-image: linear-gradient(90deg, transparent 0%, #000 10%, #000 90%, transparent 100%); mask-image: linear-gradient(90deg, transparent 0%, #000 10%, #000 90%, transparent 100%); }
.k3-bn-news .k3-bn-art img, .k3-bn-page .k3-bn-art img, .k3-bn-search .k3-bn-art img { object-fit: contain; object-position: center bottom; }
.k3-bn-script { position: absolute; right: max(18px, 2.4%); top: 50%; transform: translateY(-58%) rotate(-12deg); z-index: 3; width: 12%; min-width: 150px; text-align: center; font-size: clamp(26px, 2.2vw, 38px); line-height: .98; color: #0b1f4d; }
.k3-bn-script.is-long { width: 15%; font-size: clamp(22px, 1.75vw, 31px); }
.k3-bn-script::after { content: ""; display: block; height: 12px; margin: 2px 6% 0 26%; border-bottom: 4px solid #ff8a1f; border-radius: 0 0 60% 60%; transform: rotate(-4deg); }
.k3-bn.has-panel .k3-bn-art { right: 27%; width: 31%; }
.k3-bn.has-panel .k3-bn-tx { max-width: min(41%, 620px); }
.k3-bn-panel { position: absolute; right: 13.5%; top: 50%; transform: translateY(-50%); z-index: 3; list-style: none; margin: 0; padding: 12px 16px; display: grid; gap: 8px; border-radius: 14px;
  background: rgba(255,255,255,.78); border: 1px solid rgba(255,255,255,.95); box-shadow: 0 14px 30px -20px rgba(16,40,94,.6); backdrop-filter: blur(10px); font-size: 13px; color: #0b1f4d; white-space: nowrap; }
.k3-bn-panel i { width: 22px; height: 22px; border-radius: 6px; display: inline-flex; align-items: center; justify-content: center; font-size: 11px; color: #fff; background: linear-gradient(135deg, var(--a), var(--b)); margin-right: 8px; }
body.k3-has-banner .k3-pagebar { display: none; }
@media (max-width: 1360px) { .k3-bn-tx { max-width: 50%; } .k3-bn-art { right: 10%; width: 38%; } .k3-bn.has-panel .k3-bn-tx { max-width: 41%; } .k3-bn.has-panel .k3-bn-art { right: 30%; width: 26%; } .k3-bn-panel { right: 12%; } }
.k3-bn-chips { width: max-content; max-width: min(57vw, 880px); }
.k3-bn.has-panel .k3-bn-chips { max-width: min(46vw, 700px); }
.k3-bn-study .k3-bn-art img { object-position: 22% bottom; }
@media (max-width: 1100px) {
  .k3-bn-tx { max-width: 100%; }
  .k3-bn-chips, .k3-bn.has-panel .k3-bn-chips { width: auto; max-width: 100%; }
  .k3-bn-art, .k3-bn.has-panel .k3-bn-art { right: 0; width: 60%; opacity: .22; }
  .k3-bn-script, .k3-bn-panel { display: none; }
}
@media (max-width: 640px) {
  .k3-bn-in { padding: 20px 16px 22px; min-height: 0; }
  .k3-bn-art { display: none; }
  .k3-bn-chips { display: grid; grid-template-columns: 1fr 1fr; }
  .k3-bn-chip + .k3-bn-chip { border-left: 0; }
  .k3-bn-chip b, .k3-bn-chip small { white-space: normal; }
}
body.k3-has-banner .k3-astats, body.k3-has-banner .k3-ccards { margin-top: 18px; }

/* =====================================================================================================================================
   Round 220 phase 3 — Study Material · Video Playlists · News & Events · Exam Series · Test Series detail · Practice Tests
   ===================================================================================================================================== */
.k3-sub { margin: 4px 0 0; color: var(--k3-muted); font-size: 14px; }
.k3-ic-sm { width: 38px; height: 38px; border-radius: 11px; font-size: 16px; }
.k3-btn-block { width: 100%; }
.k3-btn.is-disabled { opacity: .55; pointer-events: none; }
[data-k3f-item][hidden], [data-k3f] [hidden] { display: none !important; }
.k3-aef-scroll { max-height: 236px; overflow-y: auto; scrollbar-width: thin; padding-right: 4px; }
.k3-aef-h { gap: 8px; } .k3-aef-h b { font-size: 17px; }
.k3-aef-lbl { font-weight: 600; color: #0b1f4d; font-size: 14.5px; margin-bottom: -4px; }
.k3-aef-reset2 { align-self: center; }
.k3-more-wrap { display: flex; justify-content: center; margin-top: 18px; }
.k3-more-wrap .k3-btn { height: 44px; }
.k3-aebar .k3-bar-search { flex: 0 1 300px; height: 40px; }
.k3-aebar > div:first-child { min-width: 0; }

/* banner add-ons */
.k3-bn-btns { display: flex; gap: 12px; margin: 16px 0 6px; flex-wrap: wrap; }
.k3-bn-btns .k3-btn { height: 48px; }
.k3-playdot { width: 30px; height: 30px; border-radius: 50%; background: linear-gradient(135deg, #2f80ff, #1d4ed8); color: #fff; display: inline-flex; align-items: center; justify-content: center; font-size: 11px; }
.k3-bn-form { display: flex; align-items: center; gap: 10px; max-width: 560px; height: 52px; margin: 14px 0 6px; padding: 0 6px 0 18px; background: #fff; border: 1.5px solid #dbe5f3; border-radius: 14px; box-shadow: var(--k3-shadow); }
.k3-bn-form i { color: var(--k3-muted); }
.k3-bn-form input { flex: 1; min-width: 0; border: 0; outline: 0; font: 14px 'Poppins', sans-serif; background: transparent; }
.k3-bn-form button { height: 40px; padding: 0 20px; border: 0; border-radius: 10px; background: linear-gradient(135deg, #2f80ff, #1d4ed8); color: #fff; font: 600 14px 'Poppins', sans-serif; cursor: pointer; }

/* pick tiles (Browse by Category) */
.k3-pick-tiles { display: grid; grid-auto-flow: column; grid-auto-columns: minmax(112px, 1fr); gap: 12px; overflow-x: auto; scroll-snap-type: x proximity; scrollbar-width: none; padding: 4px 2px 12px; }
.k3-pick-tiles::-webkit-scrollbar { display: none; }
.k3-pick-tiles > * { scroll-snap-align: start; }
.k3-ptile { display: flex; flex-direction: column; align-items: center; text-align: center; gap: 6px; padding: 16px 8px 14px; color: var(--k3-ink) !important; cursor: pointer; border: 1.5px solid #e6edf7;
  transition: transform .25s var(--k3-ease), box-shadow .25s, border-color .2s, background .2s; }
.k3-ptile:hover { transform: translateY(-4px); box-shadow: var(--k3-shadow-lg); }
.k3-ptile .k3-ic { width: 46px; height: 46px; font-size: 20px; border-radius: 13px; }
.k3-ptile b { font-size: 13.5px; font-weight: 600; color: #0b1f4d; line-height: 1.25; }
.k3-ptile small { font-size: 11.5px; color: var(--k3-muted); line-height: 1.3; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.k3-ptile.is-on { border-color: var(--b); background: color-mix(in srgb, var(--a) 9%, #fff); box-shadow: 0 0 0 3px color-mix(in srgb, var(--a) 18%, transparent), var(--k3-shadow); }
.k3-ptile-solid.is-on { background: linear-gradient(150deg, var(--a), var(--b)); }
.k3-ptile-solid.is-on b, .k3-ptile-solid.is-on small { color: #fff; }
.k3-ptile-solid.is-on .k3-ic { background: rgba(255,255,255,.22); box-shadow: none; }

/* study material cards */
.k3-matgrid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.k3-mat { display: flex; flex-direction: column; overflow: hidden; }
.k3-mat-art { position: relative; display: block; height: 112px; overflow: hidden; background: linear-gradient(115deg, color-mix(in srgb, var(--a) 20%, #fff) 0%, color-mix(in srgb, var(--a) 6%, #fff) 70%); }
.k3-mat-art img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s var(--k3-ease); }
.k3-mat:hover .k3-mat-art img { transform: scale(1.05); }
.k3-mat-ph { position: absolute; inset: 0; }
.k3-mat-ph i { position: absolute; right: 26px; bottom: 10px; font-size: 64px; background: linear-gradient(150deg, var(--a), var(--b)); -webkit-background-clip: text; background-clip: text; color: transparent; filter: drop-shadow(0 8px 10px color-mix(in srgb, var(--b) 35%, transparent)); transition: transform .4s var(--k3-ease); }
.k3-mat:hover .k3-mat-ph i { transform: rotate(-8deg) scale(1.08); }
.k3-mat-ph span { position: absolute; border-radius: 50%; background: color-mix(in srgb, var(--a) 14%, transparent); }
.k3-mat-ph span:nth-of-type(1) { width: 140px; height: 140px; right: -30px; top: -50px; }
.k3-mat-ph span:nth-of-type(2) { width: 70px; height: 70px; right: 120px; bottom: -34px; }
.k3-mat-type { position: absolute; left: 12px; top: 12px; display: inline-flex; align-items: center; gap: 6px; height: 26px; padding: 0 10px; border-radius: 7px; background: linear-gradient(135deg, var(--a), var(--b)); color: #fff; font-size: 11.5px; font-weight: 700; letter-spacing: .02em; box-shadow: 0 6px 12px -6px var(--b); }
.k3-mat-acc { position: absolute; right: 12px; top: 12px; height: 24px; padding: 0 10px; border-radius: 999px; font-size: 11px; font-weight: 700; display: inline-flex; align-items: center; background: #fff; }
.k3-mat-acc.is-free { color: #15803d; } .k3-mat-acc.is-paid { color: #c2410c; }
.k3-mat-body { display: flex; flex-direction: column; gap: 6px; padding: 12px 16px 14px; flex: 1; }
.k3-mat-body h3 { margin: 0; font-size: 15.5px; line-height: 1.3; }
.k3-mat-body h3 a { color: #0b1f4d !important; }
.k3-mat-body h3 a:hover { color: var(--k3-blue-2) !important; }
.k3-mat-body p { margin: 0; font-size: 12.8px; line-height: 1.5; color: var(--k3-ink-2); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.k3-mat-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.k3-mat-tags span { font-size: 11.5px; color: #475569; background: #f1f5fb; border: 1px solid #e3eaf5; border-radius: 6px; padding: 2px 8px; }
.k3-mat-foot { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-top: auto; padding-top: 6px; }
.k3-mat-meta { display: flex; flex-wrap: wrap; gap: 3px 12px; font-size: 12px; color: var(--k3-muted); }
.k3-mat-meta i { color: #94a3b8; }
.k3-mat-act { display: inline-flex; align-items: center; gap: 8px; flex-shrink: 0; }
.k3-mat-act s { font-size: 12px; color: var(--k3-muted); }
.k3-mat-btn { display: inline-flex; align-items: center; gap: 7px; height: 36px; padding: 0 14px; border-radius: 9px; border: 1.5px solid color-mix(in srgb, #16a34a 45%, #fff); color: #15803d !important; font-size: 13px; font-weight: 600; background: #fff; white-space: nowrap; transition: background .2s, color .2s, box-shadow .2s; }
.k3-mat-btn:hover { background: #16a34a; color: #fff !important; box-shadow: 0 10px 18px -10px #16a34a; }
.k3-mat-btn.is-lock { border-color: color-mix(in srgb, #ea580c 45%, #fff); color: #c2410c !important; }
.k3-mat-btn.is-lock:hover { background: #ea580c; color: #fff !important; }
.k3-matgrid.is-list { grid-template-columns: minmax(0, 1fr); }
.k3-matgrid.is-list .k3-mat { flex-direction: row; }
.k3-matgrid.is-list .k3-mat-art { width: 230px; height: auto; min-height: 140px; flex-shrink: 0; }

/* video playlists */
.k3-vplgrid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 16px; }
.k3-vpl { display: flex; flex-direction: column; overflow: hidden; }
.k3-vpl-art { position: relative; display: block; aspect-ratio: 16 / 9; overflow: hidden; background: linear-gradient(135deg, var(--a), var(--b)); }
.k3-vpl-art img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s var(--k3-ease); }
.k3-vpl:hover .k3-vpl-art img { transform: scale(1.06); }
.k3-vpl-ph { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; color: rgba(255,255,255,.35); font-size: 52px; }
.k3-vpl-cat { position: absolute; left: 10px; top: 10px; max-width: 70%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; height: 26px; line-height: 26px; padding: 0 10px; border-radius: 7px; background: linear-gradient(135deg, var(--a), var(--b)); color: #fff; font-size: 12px; font-weight: 600; box-shadow: 0 6px 12px -6px rgba(0,0,0,.4); }
.k3-vpl-feat { position: absolute; right: 10px; top: 10px; height: 24px; padding: 0 9px; border-radius: 999px; background: #f59e0b; color: #fff; font-size: 11px; font-weight: 700; display: inline-flex; align-items: center; gap: 5px; }
.k3-vpl-play { position: absolute; left: 50%; top: 50%; width: 50px; height: 50px; margin: -25px 0 0 -25px; border-radius: 50%; background: rgba(255,255,255,.88); color: #0b1f4d; display: flex; align-items: center; justify-content: center; font-size: 17px; padding-left: 3px; box-sizing: border-box;
  box-shadow: 0 10px 24px -8px rgba(0,0,0,.5), 0 0 0 6px rgba(255,255,255,.25); transition: transform .3s var(--k3-ease), background .2s; }
.k3-vpl:hover .k3-vpl-play { transform: scale(1.12); background: #fff; color: #1d4ed8; }
.k3-vpl-len { position: absolute; right: 8px; bottom: 8px; padding: 3px 8px; border-radius: 6px; background: rgba(2, 6, 23, .78); color: #fff; font-size: 12px; font-weight: 600; letter-spacing: .02em; }
.k3-vpl-body { display: flex; flex-direction: column; gap: 4px; padding: 12px 14px 14px; flex: 1; }
.k3-vpl-body h3 { margin: 0; font-size: 15px; line-height: 1.3; }
.k3-vpl-body h3 a { color: #0b1f4d !important; }
.k3-vpl-body p { margin: 0; font-size: 12.5px; color: var(--k3-ink-2); line-height: 1.45; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.k3-vpl-foot { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-top: auto; padding-top: 8px; }
.k3-vpl-meta { display: flex; flex-wrap: wrap; gap: 2px 10px; font-size: 12px; color: var(--k3-muted); }
.k3-vpl-btn { flex-shrink: 0; height: 30px; padding: 0 12px; border-radius: 7px; background: linear-gradient(135deg, #2f80ff, #1d4ed8); color: #fff !important; font-size: 12.5px; font-weight: 600; display: inline-flex; align-items: center; box-shadow: 0 8px 14px -8px #1d4ed8; transition: filter .2s, transform .2s; }
.k3-vpl-btn:hover { filter: brightness(1.08); transform: translateY(-1px); }
.k3-vpcta { position: relative; display: flex; align-items: center; gap: 22px; margin-top: 20px; padding: 24px 220px 24px 28px; min-height: 120px; border-radius: 18px; overflow: hidden; color: #fff !important;
  background: radial-gradient(420px 200px at 85% 60%, rgba(255,255,255,.25), transparent 70%), linear-gradient(100deg, #0b3fae, #1d6bff 55%, #33a3ff); box-shadow: 0 20px 40px -24px #1d4ed8; transition: transform .3s var(--k3-ease); }
.k3-vpcta:hover { transform: translateY(-3px); }
.k3-vpcta-play { width: 62px; height: 62px; border-radius: 50%; background: #fff; color: #1d4ed8; display: flex; align-items: center; justify-content: center; font-size: 22px; padding-left: 4px; box-sizing: border-box; flex-shrink: 0; box-shadow: 0 0 0 10px rgba(255,255,255,.18); }
.k3-vpcta-tx b { display: block; font-size: clamp(19px, 1.8vw, 26px); font-weight: 700; line-height: 1.2; }
.k3-vpcta-tx small { display: block; font-size: 14.5px; opacity: .92; margin: 4px 0 12px; }
.k3-vpcta-tx em { font-style: normal; display: inline-flex; align-items: center; gap: 8px; height: 40px; padding: 0 20px; border-radius: 999px; background: #fff; color: #0b1f4d; font-weight: 600; font-size: 14px; }
.k3-vpcta img { position: absolute; right: 16px; bottom: 0; height: 112%; width: auto; max-width: 210px; object-fit: contain; }

/* news & events */
.k3-nwtop { display: grid; grid-template-columns: minmax(0, 1.65fr) minmax(0, 1fr); gap: 18px; }
.k3-nwfeat { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); overflow: hidden; color: var(--k3-ink) !important; transition: box-shadow .3s; }
.k3-nwfeat:hover { box-shadow: var(--k3-shadow-lg); }
.k3-nwfeat-art { position: relative; min-height: 280px; overflow: hidden; background: linear-gradient(135deg, color-mix(in srgb, var(--c) 30%, #fff), color-mix(in srgb, var(--c) 10%, #fff)); }
.k3-nwfeat-art img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--k3-ease); }
.k3-nwfeat:hover .k3-nwfeat-art img { transform: scale(1.05); }
.k3-nwfeat-tx { display: flex; flex-direction: column; gap: 10px; padding: 22px; }
.k3-nwfeat-tx b { font-size: 23px; line-height: 1.25; color: #0b1f4d; }
.k3-nwfeat-tx small { font-size: 14px; color: var(--k3-ink-2); line-height: 1.6; }
.k3-nwfeat-tx em { margin-top: auto; font-style: normal; font-weight: 600; color: var(--k3-blue-2); font-size: 14px; }
.k3-nw-ph { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; font-size: 56px; color: color-mix(in srgb, var(--c, #2563eb) 45%, #fff); }
.k3-nw-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 10px; font-size: 12px; color: var(--k3-muted); }
.k3-nw-cat { display: inline-flex; align-items: center; height: 22px; padding: 0 9px; border-radius: 6px; font-size: 11.5px; font-weight: 700; color: var(--c, #2563eb); background: color-mix(in srgb, var(--c, #2563eb) 13%, #fff); }
.k3-nw-top { display: inline-flex; align-items: center; gap: 5px; height: 22px; padding: 0 9px; border-radius: 6px; font-size: 11.5px; font-weight: 700; color: #fff; background: linear-gradient(135deg, #fb923c, #ea580c); }
.k3-nw-up { display: inline-flex; align-items: center; gap: 5px; height: 22px; padding: 0 9px; border-radius: 6px; font-size: 11.5px; font-weight: 700; color: #15803d; background: #dcfce7; }
.k3-nwside { display: flex; flex-direction: column; gap: 12px; }
.k3-nwmini { display: flex; gap: 12px; align-items: center; padding: 12px 14px; color: var(--k3-ink) !important; }
.k3-nwmini > span:last-child { display: flex; flex-direction: column; align-items: flex-start; gap: 4px; min-width: 0; }
.k3-nwmini b { font-size: 14px; line-height: 1.35; color: #0b1f4d; }
.k3-nwmini-d { flex-shrink: 0; width: 52px; height: 56px; border-radius: 12px; display: flex; flex-direction: column; align-items: center; justify-content: center; font-size: 11.5px; font-weight: 600; text-transform: uppercase; color: var(--c, #2563eb); background: color-mix(in srgb, var(--c, #2563eb) 12%, #fff); }
.k3-nwmini-d b { font-size: 20px; line-height: 1; color: inherit; }
.k3-nwsub { padding: 16px; background: linear-gradient(135deg, #1d4ed8, #2f80ff); border: 0; color: #fff; }
.k3-nwsub b { display: block; font-size: 16px; } .k3-nwsub small { display: block; font-size: 13px; opacity: .9; margin: 4px 0 10px; }
.k3-nwsub form { display: flex; gap: 6px; background: #fff; border-radius: 10px; padding: 4px; }
.k3-nwsub input { flex: 1; min-width: 0; border: 0; outline: 0; padding: 0 10px; font: 13.5px 'Poppins', sans-serif; }
.k3-nwsub button { height: 38px; padding: 0 14px; border: 0; border-radius: 8px; background: linear-gradient(135deg, #fde047, #f59e0b); color: #1e293b; font: 600 13px 'Poppins', sans-serif; cursor: pointer; }
.k3-nwchips { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 16px; }
.k3-nwchip { display: inline-flex; align-items: center; gap: 8px; height: 38px; padding: 0 14px; border-radius: 999px; border: 1px solid #dfe7f3; background: #fff; color: #0b1f4d; font: 500 13.5px 'Poppins', sans-serif; cursor: pointer; transition: background .2s, color .2s, border-color .2s, box-shadow .2s; }
.k3-nwchip:hover { border-color: var(--c, #1d4ed8); box-shadow: var(--k3-shadow); }
.k3-nwchip em { font-style: normal; font-size: 11.5px; font-weight: 700; color: var(--k3-muted); background: #f1f5fb; border-radius: 999px; padding: 1px 8px; }
.k3-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--c, #1d4ed8); }
.k3-nwchip.is-on { background: var(--c, #1d4ed8); border-color: var(--c, #1d4ed8); color: #fff; }
.k3-nwchip.is-on .k3-dot { background: #fff; } .k3-nwchip.is-on em { background: rgba(255,255,255,.25); color: #fff; }
.k3-nwwrap.has-side { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 20px; align-items: start; }
.k3-nwgrid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.k3-nwwrap.has-side .k3-nwgrid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.k3-nw { display: flex; flex-direction: column; overflow: hidden; }
.k3-nw-art { position: relative; display: block; aspect-ratio: 16 / 9; overflow: hidden; background: linear-gradient(135deg, color-mix(in srgb, var(--c) 28%, #fff), color-mix(in srgb, var(--c) 8%, #fff)); }
.k3-nw-art.is-ph { aspect-ratio: 16 / 6; }
.k3-nw-art.is-ph .k3-nw-ph { font-size: 40px; }
.k3-nwfeat-art.is-ph { min-height: 200px; }
.k3-nw-art img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s var(--k3-ease); }
.k3-nw:hover .k3-nw-art img { transform: scale(1.05); }
.k3-nw-date { position: absolute; left: 12px; top: 12px; width: 48px; padding: 6px 0; border-radius: 10px; background: #fff; text-align: center; font-size: 11px; font-weight: 600; text-transform: uppercase; color: var(--c); box-shadow: 0 8px 16px -8px rgba(0,0,0,.35); }
.k3-nw-date b { display: block; font-size: 19px; line-height: 1; color: #0b1f4d; }
.k3-nw-body { display: flex; flex-direction: column; gap: 8px; padding: 14px 16px 16px; flex: 1; }
.k3-nw-body h3 { margin: 0; font-size: 16px; line-height: 1.35; }
.k3-nw-body h3 a { color: #0b1f4d !important; }
.k3-nw-body h3 a:hover { color: var(--k3-blue-2) !important; }
.k3-nw-body p { margin: 0; font-size: 13px; color: var(--k3-ink-2); line-height: 1.55; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.k3-nw-more { margin-top: auto; font-size: 13.5px; font-weight: 600; color: var(--k3-blue-2) !important; }
.k3-nw-more i { transition: transform .25s; } .k3-nw:hover .k3-nw-more i { transform: translateX(4px); }
.k3-nwup { position: sticky; top: 96px; padding: 16px; }
.k3-nwup h3 { margin: 0 0 10px; font-size: 17px; color: #0b1f4d; display: flex; align-items: center; gap: 8px; }
.k3-nwup h3 i { color: #16a34a; }
.k3-nwup a { display: flex; gap: 12px; align-items: center; padding: 10px 0; border-top: 1px solid #eef2f8; color: var(--k3-ink) !important; --c: #16a34a; }
.k3-nwup a b { display: block; font-size: 13.5px; color: #0b1f4d; line-height: 1.35; }
.k3-nwup a small { display: block; font-size: 12px; color: var(--k3-muted); margin-top: 2px; }

/* exam series listing */
.k3-srsw { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; margin-top: 18px; }
.k3-srsw-i { display: flex; align-items: center; gap: 14px; padding: 16px 20px; border: 1.5px solid #e3eaf5; text-align: left; font: inherit; color: var(--k3-ink) !important; cursor: pointer; width: 100%; box-sizing: border-box; transition: border-color .2s, background .2s, box-shadow .2s, transform .25s var(--k3-ease); }
.k3-srsw-i:hover { transform: translateY(-3px); }
.k3-srsw-i b { display: block; font-size: 17px; color: #0b1f4d; }
.k3-srsw-i small { display: block; font-size: 13px; color: var(--k3-muted); }
.k3-srsw-i .k3-ic { width: 48px; height: 48px; font-size: 21px; }
.k3-srsw-go { margin-left: auto; color: var(--k3-muted); transition: transform .25s; } .k3-srsw-i:hover .k3-srsw-go { transform: translateX(4px); color: var(--b); }
.k3-srsw-i.is-on { border-color: var(--b); background: color-mix(in srgb, var(--a) 8%, #fff); box-shadow: 0 0 0 3px color-mix(in srgb, var(--a) 16%, transparent), var(--k3-shadow); }
.k3-srsgrid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.k3-srs { display: flex; flex-direction: column; overflow: hidden; }
.k3-srs-head { position: relative; display: flex; min-height: 124px; padding: 14px 16px; overflow: hidden; color: inherit !important;
  background: radial-gradient(160px 120px at 0% 100%, color-mix(in srgb, var(--a) 18%, transparent), transparent 70%), linear-gradient(115deg, color-mix(in srgb, var(--a) 16%, #fff), color-mix(in srgb, var(--a) 5%, #fff)); }
.k3-srs-head .k3-badge { position: absolute; left: 14px; top: 12px; z-index: 2; border-radius: 6px; }
.k3-srs-t { position: relative; z-index: 1; align-self: flex-end; max-width: 60%; padding-top: 26px; }
.k3-srs-t b { display: block; font-size: 21px; font-weight: 800; color: #0b1f4d; line-height: 1.1; }
.k3-srs-t em { display: block; font-style: normal; font-weight: 700; font-size: 15.5px; line-height: 1.2; color: var(--b); margin-top: 2px; }
.k3-srs-head img { position: absolute; right: 0; bottom: 0; height: 100%; width: 46%; object-fit: cover; object-position: center top; -webkit-mask-image: linear-gradient(90deg, transparent, #000 30%); mask-image: linear-gradient(90deg, transparent, #000 30%); transition: transform .5s var(--k3-ease); }
.k3-srs:hover .k3-srs-head img { transform: scale(1.06); }
.k3-srs-ic { position: absolute; right: 18px; bottom: 16px; font-size: 54px; color: color-mix(in srgb, var(--b) 40%, #fff); }
.k3-srs-body { display: flex; flex-direction: column; gap: 10px; padding: 14px 16px 16px; flex: 1; }
.k3-srs-checks { list-style: none; margin: 0; padding: 0; display: grid; gap: 4px; font-size: 13.5px; color: var(--k3-ink-2); }
.k3-srs-checks i { color: #16a34a; margin-right: 4px; }
.k3-srs-meta { display: flex; flex-wrap: wrap; gap: 4px 16px; font-size: 12.8px; color: var(--k3-ink-2); padding-top: 8px; border-top: 1px dashed #e3eaf5; }
.k3-srs-meta i { color: var(--k3-muted); }
.k3-srs-price { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.k3-srs-price .k3-price b { font-size: 22px; }
.k3-srs-btn { align-self: center; margin-top: auto; display: inline-flex; align-items: center; justify-content: center; gap: 8px; height: 40px; min-width: 70%; padding: 0 20px; border-radius: 999px; background: linear-gradient(135deg, #2f80ff, #1d4ed8); color: #fff !important; font-size: 13.5px; font-weight: 600; box-shadow: 0 12px 20px -12px #1d4ed8; transition: filter .2s, transform .2s; }
.k3-srs-btn:hover { filter: brightness(1.08); transform: translateY(-1px); }
.k3-srsgrid.is-list { grid-template-columns: minmax(0, 1fr); }
.k3-srsgrid.is-list .k3-srs { flex-direction: row; }
.k3-srsgrid.is-list .k3-srs-head { width: 42%; flex-shrink: 0; }
.k3-aelist > section.k3-wrap { padding: 0; }
.k3-cta2-in { margin-top: 22px; }
.k3-whyrow { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.k3-whyrow-6 { grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 12px; }
.k3-whyi { display: flex; align-items: flex-start; gap: 14px; padding: 18px; }
.k3-whyi b { display: block; font-size: 15px; color: #0b1f4d; line-height: 1.3; }
.k3-whyi small { display: block; font-size: 13px; color: var(--k3-muted); margin-top: 4px; line-height: 1.45; }
.k3-whyrow-6 .k3-whyi { padding: 14px; gap: 10px; } .k3-whyrow-6 .k3-ic { width: 44px; height: 44px; font-size: 19px; } .k3-whyrow-6 .k3-whyi b { font-size: 14px; }

/* test cards (series detail + practice) */
.k3-tgrid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 14px; }
.k3-tgrid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.k3-tcard { display: flex; flex-direction: column; gap: 10px; padding: 14px 16px 16px; border-top: 3px solid #22c55e; }
.k3-tcard.is-paid { border-top-color: #f43f5e; }
.k3-tcard-top { display: flex; align-items: center; justify-content: space-between; }
.k3-tcard-top .k3-ic { width: 42px; height: 42px; font-size: 18px; border-radius: 12px; }
.k3-tcard-badge { height: 24px; padding: 0 10px; border-radius: 6px; font-size: 11.5px; font-weight: 700; display: inline-flex; align-items: center; letter-spacing: .02em; }
.k3-tcard-badge.is-free { color: #15803d; background: #dcfce7; } .k3-tcard-badge.is-paid { color: #fff; background: linear-gradient(135deg, #fb923c, #f43f5e); }
.k3-tcard h3 { margin: 0; font-size: 15px; line-height: 1.35; }
.k3-tcard h3 a { color: #0b1f4d !important; }
.k3-tcard h3 a:hover { color: var(--k3-blue-2) !important; }
.k3-tcard-meta { list-style: none; margin: 0; padding: 0; display: grid; gap: 3px; font-size: 12.8px; color: var(--k3-ink-2); }
.k3-tcard-meta i { width: 16px; color: var(--k3-muted); }
.k3-tcard-foot { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-top: auto; padding-top: 4px; }
.k3-tcard-price { font-size: 18px; font-weight: 800; color: #0b1f4d; } .k3-tcard-price.is-free { color: #16a34a; }
.k3-tcard-btn { flex: 1; max-width: 150px; margin-left: auto; height: 38px; border-radius: 10px; display: inline-flex; align-items: center; justify-content: center; gap: 7px; font-size: 13px; font-weight: 600; background: linear-gradient(135deg, #2f80ff, #1d4ed8); color: #fff !important; box-shadow: 0 10px 18px -12px #1d4ed8; transition: filter .2s, transform .2s; }
.k3-tcard-btn:hover { filter: brightness(1.08); transform: translateY(-1px); }
.k3-tcard-btn.is-lock { background: #fff; color: #e11d48 !important; border: 1.5px solid #fecdd3; box-shadow: none; }
.k3-tcard-btn.is-lock:hover { background: #fff1f2; }
.k3-tgrid.is-list { grid-template-columns: minmax(0, 1fr); }
.k3-tgrid.is-list .k3-tcard { flex-direction: row; align-items: center; flex-wrap: wrap; }
.k3-tgrid.is-list .k3-tcard h3 { flex: 1 1 260px; }
.k3-tgrid.is-list .k3-tcard-meta { grid-auto-flow: column; gap: 14px; }
.k3-tgrid.is-list .k3-tcard-foot { margin-top: 0; }

/* test series detail */
.k3-sd [id] { scroll-margin-top: 140px; }
.k3-sdnav { position: sticky; top: 68px; z-index: 30; display: flex; gap: 6px; overflow-x: auto; scrollbar-width: none; padding-top: 10px; padding-bottom: 10px; background: linear-gradient(#f6f9ff 75%, rgba(246,249,255,0)); }
.k3-sdnav::-webkit-scrollbar { display: none; }
.k3-sdnav a { flex: 1 0 auto; height: 44px; display: inline-flex; align-items: center; justify-content: center; padding: 0 18px; border-radius: 10px; background: #fff; border: 1px solid #e3eaf5; color: #0b1f4d !important; font-weight: 600; font-size: 14px; white-space: nowrap; transition: background .2s, color .2s, box-shadow .2s; }
.k3-sdnav a:hover { box-shadow: var(--k3-shadow); }
.k3-sdnav a.is-on { background: linear-gradient(135deg, #2f80ff, #1d4ed8); color: #fff !important; border-color: transparent; box-shadow: 0 10px 20px -12px #1d4ed8; }
.k3-sdgrid { display: grid; grid-template-columns: minmax(0, 1fr) 350px; gap: 20px; align-items: start; margin-top: 6px; }
.k3-sdmain { display: flex; flex-direction: column; gap: 16px; min-width: 0; }
.k3-sdbox { padding: 20px 22px; }
.k3-sdbox h2 { display: flex; align-items: center; gap: 10px; margin: 0 0 12px; font-size: 21px; color: #0b1f4d; }
.k3-sd-desc { margin: 0; font-size: 14.5px; line-height: 1.7; color: var(--k3-ink-2); }
.k3-sd-who { display: flex; align-items: center; gap: 12px; margin-top: 14px; padding: 12px 16px; border-radius: 12px; background: #fff7f0; border: 1px solid #fde3cc; }
.k3-sd-who b { display: block; font-size: 15px; color: #0b1f4d; } .k3-sd-who small { display: block; font-size: 13.5px; color: var(--k3-ink-2); }
.k3-sd-facts { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.k3-sd-facts span { font-size: 12.8px; color: var(--k3-ink-2); background: #f1f5fb; border: 1px solid #e3eaf5; border-radius: 8px; padding: 5px 10px; }
.k3-sd-facts i { color: var(--k3-blue-2); margin-right: 3px; }
.k3-sd-pattern { margin-top: 14px; padding: 12px 16px; border-radius: 12px; background: #f5f9ff; border: 1px solid #e0eafb; }
.k3-sd-pattern b { color: #0b1f4d; font-size: 14.5px; } .k3-sd-pattern i { color: var(--k3-blue-2); }
.k3-sd-pattern p { margin: 6px 0 0; font-size: 13.5px; color: var(--k3-ink-2); line-height: 1.6; }
.k3-sdhl { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; }
.k3-sdhl-i { display: flex; align-items: center; gap: 10px; padding: 12px; border: 1px solid #e8eef7; border-radius: 12px; background: #fff; transition: box-shadow .25s, transform .25s var(--k3-ease); }
.k3-sdhl-i:hover { box-shadow: var(--k3-shadow); transform: translateY(-2px); }
.k3-sdhl-i .k3-ic { width: 40px; height: 40px; font-size: 17px; border-radius: 11px; }
.k3-sdhl-i b { display: block; font-size: 13.5px; color: #0b1f4d; line-height: 1.25; }
.k3-sdhl-i small { display: block; font-size: 11.8px; color: var(--k3-muted); }
.k3-sdbuy { position: sticky; top: 136px; padding: 18px 20px; overflow: hidden; }
.k3-sdbuy-tag { display: flex; justify-content: space-between; align-items: center; margin: -18px -20px 14px; padding: 9px 20px; background: linear-gradient(90deg, #e11d48, #f43f5e); color: #fff; font-size: 13px; font-weight: 600; }
.k3-sdbuy-tag b { background: rgba(255,255,255,.22); border-radius: 6px; padding: 2px 8px; }
.k3-sdbuy h3 { margin: 0 0 6px; font-size: 19px; color: #0b1f4d; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.k3-sdbuy-price { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
.k3-sdbuy-price .k3-price b { font-size: 32px; }
.k3-sdbuy ul { list-style: none; margin: 0 0 16px; padding: 0; display: grid; gap: 7px; font-size: 13.5px; color: var(--k3-ink-2); }
.k3-sdbuy ul i { color: #16a34a; margin-right: 6px; }
.k3-sdbuy .k3-btn { height: 48px; border-radius: 12px; margin-bottom: 10px; }
.k3-sdbuy-link { display: block; text-align: center; font-size: 13.5px; font-weight: 600; color: var(--k3-blue-2) !important; }
.k3-sdbuy-note { margin: 10px 0 0; font-size: 12.5px; color: var(--k3-muted); text-align: center; }
.k3-sdbuy-note a { color: var(--k3-blue-2) !important; font-weight: 600; }
.k3-sdbuy-rate { margin-top: 10px; text-align: center; font-size: 13px; color: var(--k3-ink-2); } .k3-sdbuy-rate i { color: #f59e0b; }
.k3-sdtests-bar { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 14px; }
.k3-sdtabs { display: flex; gap: 6px; padding: 4px; border-radius: 12px; background: #eaf1ff; }
.k3-sdtabs button { height: 44px; padding: 0 22px; border: 0; border-radius: 10px; background: transparent; font: 600 14px 'Poppins', sans-serif; color: #0b1f4d; cursor: pointer; transition: background .2s, color .2s; }
.k3-sdtabs button.is-on { background: linear-gradient(135deg, #2f80ff, #1d4ed8); color: #fff; box-shadow: 0 10px 18px -12px #1d4ed8; }
.k3-sdtests-tip { margin: 0 0 14px; padding: 10px 14px; border-radius: 10px; background: #f0fdf4; border: 1px solid #bbf7d0; color: #166534; font-size: 13.5px; }
.k3-sdcols { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 16px; }
.k3-sdlist { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; font-size: 14px; color: var(--k3-ink-2); }
.k3-sdlist i { color: #16a34a; margin-right: 6px; }
.k3-sd .k3-faq { padding: 20px 22px; }
.k3-sd .k3-faq .k3-title { font-size: 22px; margin-bottom: 8px; }

/* practice tests hub */
.k3-ptfeats { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 12px; margin-top: 18px; }
.k3-ptf { display: flex; align-items: center; gap: 12px; padding: 14px; }
.k3-ptf .k3-ic { width: 46px; height: 46px; font-size: 20px; }
.k3-ptf b { display: block; font-size: 14px; color: #0b1f4d; line-height: 1.25; }
.k3-ptf small { display: block; font-size: 12px; color: var(--k3-muted); line-height: 1.4; margin-top: 2px; }
.k3-ptexams { grid-auto-columns: minmax(132px, 1fr); }
.k3-ptx { display: flex; flex-direction: column; align-items: center; text-align: center; gap: 8px; padding: 18px 10px 16px; color: var(--k3-ink) !important; }
.k3-ptx b { font-size: 14.5px; color: #0b1f4d; line-height: 1.25; }
.k3-ptx small { font-size: 13px; color: var(--k3-muted); }
.k3-pttypes { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 12px; }
.k3-ptt { display: flex; flex-direction: column; align-items: center; text-align: center; gap: 6px; padding: 16px 12px; font: inherit; color: var(--k3-ink); cursor: pointer; border: 1.5px solid #e6edf7; transition: transform .25s var(--k3-ease), box-shadow .25s, border-color .2s, background .2s; }
.k3-ptt:hover { transform: translateY(-4px); box-shadow: var(--k3-shadow-lg); }
.k3-ptt .k3-ic { width: 46px; height: 46px; font-size: 20px; border-radius: 13px; }
.k3-ptt b { font-size: 14.5px; color: #0b1f4d; }
.k3-ptt small { font-size: 12px; color: var(--k3-muted); }
.k3-ptt em { font-style: normal; font-size: 14px; font-weight: 700; color: var(--b); }
.k3-ptt.is-on { border-color: var(--b); background: color-mix(in srgb, var(--a) 8%, #fff); box-shadow: 0 0 0 3px color-mix(in srgb, var(--a) 16%, transparent), var(--k3-shadow); }
.k3-pthw { display: grid; grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr); gap: 18px; }
.k3-pthow, .k3-ptwhy { padding: 20px 22px; position: relative; overflow: hidden; }
.k3-pthow .k3-title, .k3-ptwhy .k3-title { font-size: 22px; margin-bottom: 14px; }
.k3-pthow ol { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
.k3-pthow li { display: flex; align-items: flex-start; gap: 10px; }
.k3-pthow-n { flex-shrink: 0; width: 44px; height: 44px; border-radius: 50%; background: linear-gradient(135deg, var(--a), var(--b)); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 18px; font-weight: 800; box-shadow: 0 10px 18px -10px var(--b); }
.k3-pthow b { display: block; font-size: 13.5px; color: #0b1f4d; } .k3-pthow small { display: block; font-size: 12px; color: var(--k3-muted); line-height: 1.4; margin-top: 2px; }
.k3-ptwhy ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; font-size: 14px; color: var(--k3-ink-2); max-width: 70%; }
.k3-ptwhy ul i { color: #16a34a; margin-right: 6px; }
.k3-ptwhy-art { position: absolute; right: 18px; bottom: 12px; display: flex; align-items: flex-end; }
.k3-ptwhy-art i { font-size: 74px; background: linear-gradient(160deg, #60a5fa, #1d4ed8); -webkit-background-clip: text; background-clip: text; color: transparent; }
.k3-ptwhy-art i + i { font-size: 46px; margin-left: -18px; background: linear-gradient(160deg, #fb7185, #e11d48); -webkit-background-clip: text; background-clip: text; }
.k3-ptperf { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.k3-ptp { display: flex; align-items: center; gap: 14px; padding: 18px; }
.k3-ptp b { display: block; font-size: 24px; font-weight: 800; color: #0b1f4d; line-height: 1.1; }
.k3-ptp small { display: block; font-size: 13px; color: var(--k3-muted); }

@media (max-width: 1360px) {
  .k3-vplgrid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .k3-tgrid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}
@media (max-width: 1180px) {
  .k3-matgrid, .k3-srsgrid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .k3-vplgrid, .k3-tgrid, .k3-tgrid-4, .k3-nwgrid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .k3-whyrow { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .k3-whyrow-6, .k3-ptfeats { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .k3-sdgrid { grid-template-columns: minmax(0, 1fr) 310px; }
  .k3-sdhl { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .k3-nwtop { grid-template-columns: minmax(0, 1fr); }
  .k3-nwside { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .k3-pthw { grid-template-columns: minmax(0, 1fr); }
  .k3-ptperf { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 900px) {
  .k3-sdgrid { grid-template-columns: minmax(0, 1fr); }
  .k3-sdbuy { position: static; order: -1; }
  .k3-nwwrap.has-side { grid-template-columns: minmax(0, 1fr); }
  .k3-nwup { position: static; }
  .k3-tgrid, .k3-tgrid-4, .k3-vplgrid, .k3-nwgrid, .k3-nwwrap.has-side .k3-nwgrid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .k3-srsw { grid-template-columns: minmax(0, 1fr); gap: 10px; }
  .k3-pthow ol { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .k3-nwfeat { grid-template-columns: minmax(0, 1fr); }
  .k3-nwfeat-art { min-height: 200px; }
  .k3-vpcta { padding-right: 28px; } .k3-vpcta img { display: none; }
  .k3-sdnav { top: 62px; }
}
@media (max-width: 640px) {
  .k3-matgrid, .k3-srsgrid, .k3-nwgrid, .k3-nwwrap.has-side .k3-nwgrid, .k3-whyrow, .k3-whyrow-6, .k3-sdhl, .k3-nwside { grid-template-columns: minmax(0, 1fr); }
  .k3-ptfeats, .k3-ptperf { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .k3-pick-tiles { grid-auto-columns: minmax(100px, 1fr); gap: 8px; }
  .k3-ptile { padding: 12px 6px; } .k3-ptile .k3-ic { width: 40px; height: 40px; font-size: 17px; }
  .k3-aebar .k3-bar-search { flex: 1 1 100%; }
  .k3-matgrid.is-list .k3-mat, .k3-srsgrid.is-list .k3-srs { flex-direction: column; }
  .k3-matgrid.is-list .k3-mat-art { width: auto; min-height: 112px; }
  .k3-srsgrid.is-list .k3-srs-head { width: auto; }
  .k3-sdtabs { width: 100%; overflow-x: auto; } .k3-sdtabs button { flex: 1 0 auto; padding: 0 14px; }
  .k3-ptwhy ul { max-width: none; } .k3-ptwhy-art { display: none; }
  .k3-vpcta { flex-direction: column; align-items: flex-start; padding: 20px; }
  .k3-sdbox { padding: 16px; }
  .k3-sdbuy-price .k3-price b { font-size: 28px; }
}
@media (max-width: 480px) {
  .k3-tgrid, .k3-tgrid-4, .k3-vplgrid { grid-template-columns: minmax(0, 1fr); }
  .k3-ptfeats { grid-template-columns: minmax(0, 1fr); }
  .k3-pthow ol { grid-template-columns: minmax(0, 1fr); }
  .k3-mat-foot { flex-wrap: wrap; }
}

/* Round 220 phase 3b — Single Exams */
.k3-tgrid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.k3-senone { display: flex; align-items: flex-start; gap: 18px; padding: 24px 26px; }
.k3-senone p { margin: 8px 0 16px; color: var(--k3-ink-2); font-size: 15px; line-height: 1.6; max-width: 760px; }
.k3-senone-b { display: flex; gap: 10px; flex-wrap: wrap; }
@media (max-width: 1180px) { .k3-tgrid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 640px) { .k3-tgrid-3 { grid-template-columns: minmax(0, 1fr); } .k3-senone { flex-direction: column; padding: 18px; } }

/* Round 220 phase 3b — exam category page (exam-domain.php) */
.k3-domgrid { display: grid; grid-template-columns: 280px minmax(0, 1fr); gap: 20px; align-items: start; margin-top: 6px; }
.k3-domside { display: flex; flex-direction: column; gap: 14px; }
.k3-domtree { padding: 14px 10px; }
.k3-domtree-h { display: flex; align-items: center; gap: 8px; padding: 2px 8px 10px; font-size: 16px; color: #0b1f4d; }
.k3-domtree-h i { color: var(--k3-blue-2); }
.k3-domtree ul { list-style: none; margin: 0; padding: 0; }
.k3-domtree > ul > li > a { display: flex; align-items: center; gap: 10px; padding: 7px 8px; border-radius: 12px; color: var(--k3-ink) !important; font-weight: 600; font-size: 14px; transition: background .2s; }
.k3-domtree > ul > li > a:hover { background: #f1f6ff; }
.k3-domtree .k3-ic { width: 34px; height: 34px; font-size: 14px; border-radius: 10px; }
.k3-domtree-n { flex: 1; min-width: 0; line-height: 1.25; }
.k3-domtree em { font-style: normal; font-size: 11.5px; font-weight: 700; color: var(--k3-muted); background: #f1f5fb; border-radius: 999px; padding: 1px 8px; }
.k3-domtree-c { font-size: 11px; color: var(--k3-muted); }
.k3-domtree li.is-open > a { background: color-mix(in srgb, var(--a) 9%, #fff); }
.k3-domtree li.is-on > a { background: linear-gradient(135deg, var(--a, #2f80ff), var(--b, #1d4ed8)); color: #fff !important; }
.k3-domtree li.is-on > a .k3-ic { background: rgba(255,255,255,.2); box-shadow: none; }
.k3-domtree li.is-on > a em { background: rgba(255,255,255,.25); color: #fff; }
.k3-domtree li.is-on > a .k3-domtree-c { color: #fff; }
.k3-domtree ul ul { margin: 4px 0 6px 26px; padding-left: 12px; border-left: 2px solid #e3eaf5; }
.k3-domtree ul ul a { display: flex; align-items: center; gap: 8px; padding: 6px 10px; border-radius: 9px; font-size: 13.5px; color: var(--k3-ink-2) !important; }
.k3-domtree ul ul a:hover { background: #f1f6ff; color: var(--k3-blue-2) !important; }
.k3-domtree ul ul li.is-on > a { background: #eaf1ff; color: var(--k3-blue-2) !important; font-weight: 600; }
.k3-domquick { padding: 14px 16px; display: flex; flex-direction: column; gap: 4px; }
.k3-domquick b { font-size: 15px; color: #0b1f4d; margin-bottom: 4px; }
.k3-domquick a { display: flex; align-items: center; gap: 10px; padding: 7px 4px; font-size: 13.5px; color: var(--k3-ink-2) !important; border-top: 1px solid #eef2f8; }
.k3-domquick a i { width: 18px; color: var(--k3-blue-2); }
.k3-domquick a:hover { color: var(--k3-blue-2) !important; }
.k3-dommain { display: flex; flex-direction: column; gap: 22px; min-width: 0; }
.k3-domsec > .k3-title, .k3-domsec .k3-head .k3-title { font-size: 24px; }
.k3-domsec > .k3-title { margin-bottom: 14px; }
.k3-cnt { font-size: 17px; color: var(--k3-ink-2); font-weight: 600; }
.k3-domsubs { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.k3-domsub { display: flex; gap: 12px; padding: 16px; color: var(--k3-ink) !important; }
.k3-domsub .k3-ic { width: 46px; height: 46px; font-size: 19px; }
.k3-domsub b { display: block; font-size: 15px; color: #0b1f4d; }
.k3-domsub small { display: block; font-size: 12.5px; color: var(--k3-muted); margin: 2px 0 6px; }
.k3-domsub em { font-style: normal; font-size: 13px; font-weight: 600; color: var(--b); }
.k3-domhl { grid-template-columns: repeat(3, minmax(0, 1fr)); margin-top: 14px; }
.k3-domhl a { color: var(--k3-blue-2) !important; word-break: break-all; }
.k3-domdates { margin-top: 14px; padding: 12px 16px; border-radius: 12px; background: #f5f9ff; border: 1px solid #e0eafb; }
.k3-domdates > b { color: #0b1f4d; font-size: 14.5px; } .k3-domdates > b i { color: var(--k3-blue-2); }
.k3-domdates ul { list-style: none; margin: 8px 0 0; padding: 0; display: grid; gap: 6px; }
.k3-domdates li { display: flex; justify-content: space-between; gap: 12px; font-size: 13.5px; color: var(--k3-ink-2); border-bottom: 1px dashed #dbe5f3; padding-bottom: 6px; }
.k3-domdates li b { color: #0b1f4d; }
.k3-domlist { display: grid; gap: 8px; }
.k3-domlist > div { display: flex; align-items: center; gap: 12px; padding: 10px 12px; border: 1px solid #e8eef7; border-radius: 12px; }
.k3-domlist > div > i { width: 36px; height: 36px; border-radius: 10px; display: inline-flex; align-items: center; justify-content: center; background: #fff1f2; color: #e11d48; }
.k3-domlist b { display: block; font-size: 14px; color: #0b1f4d; } .k3-domlist small { display: block; font-size: 12.5px; color: var(--k3-muted); }
.k3-domfac { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 10px; }
.k3-domfac > div { text-align: center; padding: 14px 10px; border: 1px solid #e8eef7; border-radius: 12px; }
.k3-domfac > div > span { width: 52px; height: 52px; margin: 0 auto 8px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 20px; font-weight: 800; color: #fff; background: linear-gradient(135deg, #2dd4bf, #0f766e); }
.k3-domfac b { display: block; font-size: 14px; color: #0b1f4d; } .k3-domfac small { font-size: 12px; color: var(--k3-muted); }
.k3-dom .k3-srsgrid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
@media (max-width: 1280px) { .k3-dom .k3-srsgrid, .k3-dom .k3-tgrid-3, .k3-domsubs, .k3-domhl { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 900px) {
  .k3-domgrid { grid-template-columns: minmax(0, 1fr); }
  .k3-domside { position: static; max-height: none; order: 2; }
  .k3-dommain { order: 1; }
}
@media (max-width: 640px) { .k3-dom .k3-srsgrid, .k3-dom .k3-tgrid-3, .k3-domsubs, .k3-domhl { grid-template-columns: minmax(0, 1fr); } }
.k3-domgap { height: 18px; }
.k3-bn.is-longtitle h1 { font-size: clamp(30px, 2.7vw, 44px); line-height: 1.1; }
.k3-senote { margin-top: 16px; padding: 12px 16px; border-radius: 12px; background: #eff6ff; border: 1px solid #bfdbfe; color: #1e3a8a; font-size: 14px; }
.k3-senote a { font-weight: 600; color: #1d4ed8 !important; }