:root {
  color-scheme: light;
  --ink: #171717;
  --muted: #636363;
  --line: #e5e5e5;
  --soft: #f6f6f6;
  --panel: #ffffff;
  --black: #090909;
  --charcoal: #242424;
  --red: #d30b13;
  --red-deep: #a60008;
  --gold: #d9a441;
  --blue: #2454a6;
  --shadow: 0 12px 30px rgba(0, 0, 0, .12);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Noto Sans Bengali", "Hind Siliguri", "SolaimanLipi", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: #efefef;
  line-height: 1.72;
  letter-spacing: 0;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
.site-wrap { max-width: 1080px; margin: 0 auto; background: #fff; min-height: 100vh; box-shadow: 0 0 0 1px rgba(0,0,0,.04); }
.topbar { background: #080808; color: #fff; border-bottom: 1px solid rgba(255,255,255,.08); }
.topbar-inner { min-height: 70px; display: flex; align-items: center; justify-content: space-between; gap: 18px; padding: 0 22px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 900; letter-spacing: .5px; font-size: clamp(28px, 5vw, 44px); line-height: 1; color: #fff; }
.brand-mark { color: var(--red); text-shadow: 0 0 18px rgba(211,11,19,.45); }
.brand small { display: block; margin-top: 3px; font-size: 12px; color: #dadada; letter-spacing: 0; font-weight: 600; }
.top-actions { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; justify-content: flex-end; }
.action { min-height: 38px; display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 7px 14px; border-radius: 4px; font-weight: 800; font-size: 14px; white-space: nowrap; }
.action.primary { background: var(--red); color: #fff; box-shadow: 0 6px 16px rgba(211,11,19,.25); }
.action.secondary { background: var(--blue); color: #fff; }
.nav { background: linear-gradient(180deg, #e1131b, #b90108); color: #fff; border-bottom: 3px solid #111; }
.nav-inner { display: flex; align-items: center; justify-content: flex-start; gap: 0; overflow-x: auto; scrollbar-width: thin; }
.nav a { flex: 0 0 auto; min-height: 48px; display: inline-flex; align-items: center; padding: 0 15px; font-weight: 800; font-size: 15px; border-left: 1px solid rgba(255,255,255,.16); }
.nav a:hover, .nav a.is-active { background: rgba(0,0,0,.22); }
.hero { position: relative; min-height: 380px; overflow: hidden; background: #070707; }
.hero img { width: 100%; height: clamp(360px, 46vw, 500px); object-fit: cover; object-position: center; }
.hero-content { position: absolute; inset: 0; display: flex; align-items: center; padding: clamp(24px, 5vw, 56px); color: #fff; background: linear-gradient(90deg, rgba(0,0,0,.9) 0%, rgba(0,0,0,.7) 32%, rgba(0,0,0,.1) 70%, rgba(0,0,0,0) 100%); }
.hero-copy { width: min(520px, 70%); }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; margin: 0 0 12px; font-weight: 900; color: #ffd36f; text-transform: uppercase; font-size: 13px; }
h1, h2, h3 { margin: 0; line-height: 1.28; letter-spacing: 0; }
h1 { font-size: clamp(34px, 6vw, 62px); font-weight: 950; }
.hero-copy p { margin: 16px 0 0; font-size: clamp(16px, 2.2vw, 20px); color: #f1f1f1; max-width: 48ch; }
.hero-links { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 24px; }
.button { min-height: 42px; display: inline-flex; align-items: center; justify-content: center; border-radius: 4px; padding: 9px 16px; font-weight: 900; border: 1px solid transparent; }
.button.red { color: #fff; background: var(--red); }
.button.dark { color: #fff; background: #111; border-color: rgba(255,255,255,.28); }
.caption { margin: 0; padding: 9px 14px; background: #606060; color: #fff; font-size: 13px; text-align: center; }
main { padding: 26px 22px 38px; }
.content { max-width: 940px; margin: 0 auto; }
.article-body { max-width: 850px; margin: 0 auto; }
.section-title { margin: 8px 0 18px; text-align: center; }
.section-title h2 { font-size: clamp(24px, 3.4vw, 36px); }
.section-title p { margin: 8px auto 0; max-width: 760px; color: var(--muted); }
.lead { font-size: 18px; color: #383838; }
.quick-strip { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border: 1px solid var(--line); border-radius: 6px; overflow: hidden; margin: 22px 0; background: #fff; }
.quick-strip a { padding: 16px 14px; border-right: 1px solid var(--line); font-weight: 900; text-align: center; color: #202020; }
.quick-strip a:last-child { border-right: 0; }
.feature-figure { margin: 26px 0; border: 1px solid var(--line); }
.feature-figure img { width: 100%; aspect-ratio: 16 / 8.6; object-fit: cover; }
.grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; margin: 22px 0 32px; }
.card { background: #fff; border: 1px solid var(--line); border-radius: 6px; overflow: hidden; box-shadow: 0 8px 20px rgba(0,0,0,.06); }
.card img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; }
.card-body { padding: 16px; }
.card h3 { font-size: 20px; margin-bottom: 8px; }
.card p { margin: 0; color: var(--muted); }
.card .button { margin-top: 14px; }
.notice { margin: 26px 0; padding: 18px 20px; border-left: 5px solid var(--red); background: #fff7f7; }
.notice strong { color: var(--red-deep); }
.split { display: grid; grid-template-columns: 1.05fr .95fr; gap: 24px; align-items: center; margin: 26px 0; }
.split-media { border: 1px solid var(--line); }
.split-media img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.link-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; margin: 16px 0 0; padding: 0; list-style: none; }
.link-list a { display: block; border: 1px solid var(--line); padding: 10px 12px; border-radius: 5px; font-weight: 800; }
.breadcrumb { color: var(--muted); font-size: 14px; margin: 0 0 16px; }
.breadcrumb a { color: var(--red-deep); font-weight: 800; }
.article-head { margin: 0 0 22px; text-align: center; }
.article-head h1 { color: #121212; font-size: clamp(30px, 5vw, 48px); }
.article-head p { color: var(--muted); max-width: 760px; margin: 12px auto 0; }
.article-section { margin: 26px 0; }
.article-section h2 { font-size: clamp(22px, 3vw, 30px); margin-bottom: 10px; color: #141414; }
.article-section p { margin: 0 0 12px; color: #303030; }
.info-table { width: 100%; border-collapse: collapse; margin: 20px 0 26px; font-size: 15px; }
.info-table th { background: #171717; color: #fff; text-align: left; }
.info-table th, .info-table td { border: 1px solid #d9d9d9; padding: 11px 12px; vertical-align: top; }
.info-table tr:nth-child(even) td { background: #fafafa; }
.faq { margin: 24px 0; }
details { border: 1px solid var(--line); border-radius: 6px; padding: 12px 14px; margin-bottom: 10px; background: #fff; }
summary { cursor: pointer; font-weight: 900; }
details p { margin: 8px 0 0; color: var(--muted); }
.footer { background: #5b5b5b; color: #f4f4f4; margin-top: 34px; }
.footer-inner { max-width: 980px; margin: 0 auto; padding: 28px 22px; display: grid; grid-template-columns: 1.2fr .9fr .9fr; gap: 22px; }
.footer h2, .footer h3 { color: #fff; }
.footer p { color: #e1e1e1; margin: 8px 0 0; }
.footer ul { list-style: none; padding: 0; margin: 10px 0 0; }
.footer li { margin: 6px 0; }
.footer a { color: #fff; border-bottom: 1px solid rgba(255,255,255,.22); }
@media (max-width: 820px) {
  .topbar-inner { align-items: flex-start; flex-direction: column; padding: 14px 16px; }
  .top-actions { justify-content: flex-start; }
  .hero { min-height: 430px; }
  .hero img { height: 430px; object-position: 64% center; }
  .hero-content { background: linear-gradient(180deg, rgba(0,0,0,.82), rgba(0,0,0,.58) 58%, rgba(0,0,0,.18)); align-items: flex-end; padding: 22px; }
  .hero-copy { width: 100%; }
  .quick-strip, .grid, .split, .footer-inner { grid-template-columns: 1fr; }
  .quick-strip a { border-right: 0; border-bottom: 1px solid var(--line); }
  .quick-strip a:last-child { border-bottom: 0; }
  main { padding: 22px 14px 30px; }
}
@media (max-width: 520px) {
  .brand { font-size: 32px; }
  .action { width: 100%; }
  .top-actions { width: 100%; }
  .nav a { min-height: 44px; padding: 0 12px; font-size: 14px; }
  .hero-links .button { width: 100%; }
  .link-list { grid-template-columns: 1fr; }
  .info-table { font-size: 14px; }
}