:root {
  --k3v-teal: #038b86;
  --k3v-teal-dark: #006562;
  --k3v-mint: #e8fffb;
  --k3v-aqua: #bff9f2;
  --k3v-coral: #ff5b56;
  --k3v-coral-dark: #e74343;
  --k3v-gold: #ffd35a;
  --k3v-gold-deep: #f3a821;
  --k3v-ink: #073a43;
  --k3v-muted: #55727b;
  --k3v-line: #a8e4dc;
  --k3v-white: #fff;
  --k3v-shadow: 0 22px 60px rgba(0, 91, 89, .18);
  --k3v-radius: 22px;
}
* { box-sizing: border-box; }
html { overflow-x: hidden; scroll-behavior: smooth; }
body.k3v-page {
  margin: 0;
  color: var(--k3v-ink);
  background: linear-gradient(180deg, #aff4ed 0%, #eafffb 52%, #d8fbf5 100%);
  font-family: Arial, "Noto Sans Bengali", sans-serif;
  line-height: 1.65;
  letter-spacing: 0;
  overflow-x: hidden;
}
.k3v-page a { color: inherit; text-decoration: none; }
.k3v-page img { display: block; max-width: 100%; height: auto; }
.k3v-page h1, .k3v-page h2, .k3v-page h3, .k3v-page p { margin: 0; overflow-wrap: anywhere; }
.k3v-shell { width: min(1180px, calc(100% - 44px)); margin: 0 auto; }
.k3v-header { position: sticky; top: 0; z-index: 50; background: linear-gradient(180deg, #068f8d, #017775); box-shadow: 0 16px 44px rgba(0,86,85,.2); }
.k3v-topbar { min-height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 22px; }
.k3v-logo-word { display: inline-flex; align-items: baseline; color: var(--k3v-gold); font-size: 52px; line-height: 1; font-weight: 1000; letter-spacing: 0; text-shadow: 0 4px 0 #875515, 0 16px 30px rgba(0,0,0,.2); }
.k3v-logo-word::before { content: "♛"; font-size: .42em; margin-right: 4px; transform: translateY(-.72em) rotate(-8deg); color: var(--k3v-gold); }
.k3v-actions { display: flex; align-items: center; gap: 14px; }
.k3v-auth { min-width: 112px; padding: 11px 19px; border-radius: 999px; text-align: center; color: #fff; font-size: 15px; font-weight: 1000; }
.k3v-auth.primary { background: linear-gradient(135deg, var(--k3v-coral), #ff7b52); box-shadow: 0 12px 26px rgba(255,91,86,.3); }
.k3v-auth.outline { border: 1px solid rgba(255,255,255,.55); background: rgba(255,255,255,.08); }
.k3v-nav { min-height: 64px; display: flex; align-items: center; justify-content: center; background: rgba(0,126,124,.82); border-top: 1px solid rgba(255,255,255,.12); overflow-x: auto; scrollbar-width: none; }
.k3v-nav::-webkit-scrollbar { display: none; }
.k3v-nav a { flex: 0 0 auto; padding: 20px 22px; color: #fff; font-size: 15px; font-weight: 1000; white-space: nowrap; border-bottom: 3px solid transparent; }
.k3v-nav a.active, .k3v-nav a:hover { color: var(--k3v-gold); border-bottom-color: var(--k3v-gold); background: rgba(255,255,255,.08); }
.k3v-hero { min-height: 560px; background: radial-gradient(circle at 78% 20%, rgba(255,211,90,.34), transparent 24%), linear-gradient(112deg, #cffff7 0%, #9ff1ec 42%, #22b6af 100%); overflow: hidden; }
.k3v-hero-grid { display: grid; grid-template-columns: .82fr 1.18fr; gap: 36px; align-items: center; padding: 58px 0; }
.k3v-hero-copy h1 { color: var(--k3v-coral); font-size: 72px; line-height: 1.03; letter-spacing: 0; font-weight: 1000; }
.k3v-hero-copy p { max-width: 580px; margin: 24px 0 28px; color: #0d555e; font-size: 20px; font-weight: 700; }
.k3v-actions-row { display: flex; flex-wrap: wrap; gap: 18px; }
.k3v-btn { display: inline-flex; align-items: center; justify-content: center; min-height: 54px; padding: 0 28px; border-radius: 14px; font-size: 16px; font-weight: 1000; border: 0; }
.k3v-btn.coral { color: #fff; background: linear-gradient(135deg, var(--k3v-coral), #ff7a57); box-shadow: 0 16px 32px rgba(255,91,86,.28); }
.k3v-btn.soft { color: #00645f; border: 1px solid rgba(0,104,99,.38); background: rgba(255,255,255,.72); }
.k3v-btn.gold { color: #4a3300; background: linear-gradient(135deg, #ffe999, var(--k3v-gold-deep)); box-shadow: 0 18px 36px rgba(243,168,33,.28); }
.k3v-hero-media { margin: 0; overflow: hidden; border-radius: 30px; border: 1px solid rgba(255,255,255,.78); box-shadow: 0 30px 80px rgba(0,91,89,.24); }
.k3v-hero-media img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; }
.k3v-main { padding: 36px 0 58px; }
.k3v-grid-two { display: grid; grid-template-columns: 1.1fr .9fr; gap: 28px; }
.k3v-panel, .k3v-card, .k3v-side { border: 1px solid var(--k3v-line); border-radius: var(--k3v-radius); background: rgba(255,255,255,.74); box-shadow: var(--k3v-shadow); }
.k3v-panel { padding: clamp(28px, 4vw, 44px); }
.k3v-panel h2, .k3v-section-title, .k3v-side h2 { color: var(--k3v-coral); font-size: 40px; line-height: 1.12; font-weight: 1000; }
.k3v-panel > p { margin-top: 12px; color: #3e6670; font-size: 17px; }
.k3v-feature-row { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 18px; margin-top: 28px; }
.k3v-feature { text-align: center; }
.k3v-feature i { width: 58px; height: 58px; display: grid; place-items: center; margin: 0 auto 12px; border-radius: 18px; background: linear-gradient(145deg, #fff, var(--k3v-mint)); color: var(--k3v-coral); font-style: normal; font-size: 26px; box-shadow: inset 0 0 0 1px rgba(3,139,134,.12); }
.k3v-feature strong { display: block; font-size: 17px; font-weight: 1000; }
.k3v-feature p { margin-top: 6px; color: var(--k3v-muted); font-size: 14px; }
.k3v-side { padding: 30px; }
.k3v-side ul { display: grid; gap: 12px; margin: 20px 0; padding: 0; list-style: none; }
.k3v-side li { padding: 12px 14px; border-radius: 14px; background: rgba(255,255,255,.72); color: #24575e; font-weight: 900; }
.k3v-section { margin-top: 34px; }
.k3v-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin-top: 20px; }
.k3v-step { padding: 22px; border-radius: 18px; background: rgba(255,255,255,.78); border: 1px solid var(--k3v-line); }
.k3v-step b { color: var(--k3v-coral); font-size: 32px; line-height: 1; }
.k3v-step strong { display: block; margin-top: 16px; font-size: 20px; }
.k3v-step p { margin-top: 8px; color: var(--k3v-muted); }
.k3v-cats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 20px; }
.k3v-cat { min-height: 156px; padding: 22px; border-radius: 18px; background: linear-gradient(145deg, #fff, #effffc); border: 1px solid var(--k3v-line); }
.k3v-cat i { color: var(--k3v-coral); font-style: normal; font-size: 30px; }
.k3v-cat strong { display: block; margin-top: 12px; font-size: 20px; }
.k3v-cat p { margin-top: 7px; color: var(--k3v-muted); }
.k3v-news-layout { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 24px; align-items: start; }
.k3v-news-list { display: grid; gap: 14px; margin-top: 20px; }
.k3v-news { display: grid; grid-template-columns: 58px 132px 1fr; gap: 14px; align-items: center; padding: 12px; border-radius: 18px; border: 1px solid var(--k3v-line); background: rgba(255,255,255,.82); }
.k3v-rank { width: 42px; height: 42px; display: grid; place-items: center; border-radius: 999px; color: #fff; background: var(--k3v-coral); font-weight: 1000; }
.k3v-news img { width: 132px; height: 78px; border-radius: 14px; object-fit: cover; }
.k3v-news h3 { font-size: 18px; line-height: 1.25; }
.k3v-news p { margin-top: 6px; color: var(--k3v-muted); font-size: 14px; }
.k3v-popular { padding: 26px; border-radius: var(--k3v-radius); color: #fff; background: linear-gradient(180deg, #006e6a, #034b49); box-shadow: var(--k3v-shadow); }
.k3v-popular h3 { font-size: 24px; margin: 0; }
.k3v-popular ol { display: grid; gap: 12px; margin: 18px 0 0; padding: 0; list-style: none; }
.k3v-popular li { display: grid; grid-template-columns: 32px 1fr; gap: 10px; align-items: center; }
.k3v-popular span:first-child { width: 28px; height: 28px; display: grid; place-items: center; border-radius: 999px; background: var(--k3v-gold); color: #4a3300; font-weight: 1000; }
.k3v-final { margin-top: 34px; padding: 34px; border-radius: var(--k3v-radius); background: linear-gradient(135deg, #008b86, #18b6ad); color: #fff; box-shadow: var(--k3v-shadow); display: flex; align-items: center; justify-content: space-between; gap: 22px; }
.k3v-final h2 { font-size: 38px; line-height: 1.12; }
.k3v-final p { margin-top: 8px; color: rgba(255,255,255,.86); }
.k3v-column-hero, .k3v-article-hero { color: #fff; background: linear-gradient(90deg, rgba(0,95,91,.92), rgba(0,95,91,.38)), url("/assets/3kvip-hero.png") center / cover no-repeat; }
.k3v-column-hero .k3v-shell, .k3v-article-hero .k3v-shell { min-height: 340px; display: grid; align-content: center; padding: 66px 0; }
.k3v-column-hero h1, .k3v-article-hero h1 { max-width: 820px; font-size: 58px; line-height: 1.06; font-weight: 1000; }
.k3v-column-hero p, .k3v-article-hero p { max-width: 720px; margin-top: 16px; color: rgba(255,255,255,.9); font-size: 18px; font-weight: 800; }
.k3v-column-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.k3v-column-card { padding: 26px; border-radius: 18px; border: 1px solid var(--k3v-line); background: rgba(255,255,255,.82); box-shadow: var(--k3v-shadow); }
.k3v-column-card b { color: var(--k3v-coral); font-size: 32px; }
.k3v-column-card h2 { margin-top: 12px; font-size: 22px; }
.k3v-column-card p { margin-top: 8px; color: var(--k3v-muted); }
.k3v-article-wrap { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 24px; align-items: start; }
.k3v-article-main { padding: 34px; }
.k3v-article-main h1 { font-size: 44px; line-height: 1.12; }
.k3v-article-main h2 { margin: 28px 0 10px; color: var(--k3v-coral); font-size: 30px; }
.k3v-article-main p { color: #2b5960; font-size: 18px; }
.k3v-article-main img { width: 100%; margin: 24px 0; border-radius: 18px; border: 1px solid var(--k3v-line); }
.k3v-meta { display: flex; flex-wrap: wrap; gap: 10px; margin: 18px 0 22px; }
.k3v-meta span { padding: 8px 12px; border-radius: 999px; border: 1px solid var(--k3v-line); color: var(--k3v-muted); font-weight: 900; }
.k3v-side h3 { margin: 0 0 14px; font-size: 24px; }
.k3v-side a { display: block; padding: 12px 0; border-bottom: 1px solid var(--k3v-line); font-weight: 900; }
.k3v-pagination { display: flex; flex-wrap: wrap; gap: 8px; margin: 24px 0 0; padding: 0; list-style: none; }
.k3v-pagination li, .k3v-pagination a, .k3v-pagination span { display: inline-grid; min-height: 36px; place-items: center; padding: 0 11px; border-radius: 10px; border: 1px solid var(--k3v-line); background: #fff; }
.k3v-nextprev { display: grid; gap: 8px; margin-top: 24px; padding-top: 18px; border-top: 1px solid var(--k3v-line); color: var(--k3v-teal-dark); font-weight: 900; }
.k3v-footer { padding: 44px 0 22px; color: #fff; background: #005b59; }
.k3v-footer-grid { display: grid; grid-template-columns: 1.4fr repeat(4, 1fr); gap: 26px; }
.k3v-footer h4 { margin: 0 0 12px; font-size: 17px; }
.k3v-footer p, .k3v-footer li { color: rgba(255,255,255,.78); font-size: 14px; }
.k3v-footer ul { display: grid; gap: 8px; margin: 0; padding: 0; list-style: none; }
.k3v-copy { margin-top: 28px; padding-top: 18px; border-top: 1px solid rgba(255,255,255,.18); text-align: center; color: rgba(255,255,255,.72); font-size: 13px; }
@media (max-width: 980px) {
  .k3v-topbar { flex-direction: column; align-items: stretch; padding: 14px 0; }
  .k3v-actions { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .k3v-hero-grid, .k3v-grid-two, .k3v-steps, .k3v-cats, .k3v-news-layout, .k3v-column-grid, .k3v-article-wrap, .k3v-footer-grid { grid-template-columns: 1fr; }
  .k3v-feature-row { grid-template-columns: repeat(2, 1fr); }
  .k3v-final { align-items: stretch; flex-direction: column; }
}
@media (max-width: 560px) {
  .k3v-shell { width: min(100% - 28px, 720px); }
  .k3v-nav { display: grid; grid-template-columns: repeat(2, 1fr); min-height: 0; }
  .k3v-nav a { padding: 12px 8px; text-align: center; font-size: 13px; }
  .k3v-logo-word { font-size: 38px; }
  .k3v-hero-grid { padding: 36px 0; }
  .k3v-hero-copy h1 { font-size: 38px; }
  .k3v-hero-copy p { font-size: 17px; }
  .k3v-panel h2, .k3v-section-title, .k3v-side h2 { font-size: 30px; }
  .k3v-final h2 { font-size: 30px; }
  .k3v-column-hero h1, .k3v-article-hero h1 { font-size: 36px; }
  .k3v-article-main h1 { font-size: 32px; }
  .k3v-feature-row { grid-template-columns: 1fr; }
  .k3v-news { grid-template-columns: 1fr; }
  .k3v-news img { width: 100%; height: auto; aspect-ratio: 16 / 9; }
  .k3v-panel, .k3v-side, .k3v-article-main { padding: 22px; }
}