:root {
  --bg: #0f1412;
  --bg-2: #171e1b;
  --text: #e8eee9;
  --muted: #9aa89e;
  --line: #2a3530;
  --accent: #3dd68c;
  --accent-ink: #062214;
  --warn: #e8c56b;
  --max: 44rem;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Noto Sans Bengali", "Nirmala UI", "Noto Sans", system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  font-size: 1.05rem;
}

a { color: var(--accent); }
img { max-width: 100%; height: auto; }
.wrap { width: min(var(--max), calc(100% - 2rem)); margin: 0 auto; }
.wrap-wide { width: min(72rem, calc(100% - 2rem)); margin: 0 auto; }

.brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--text);
  text-decoration: none;
  font-weight: 700;
  letter-spacing: 0.04em;
}
.brand img { width: auto; height: 28px; display: block; }
.brand span { color: var(--accent); font-weight: 500; display: block; font-size: 0.72rem; letter-spacing: 0; }

.hero {
  margin: 0 0 1.5rem;
  border: 1px solid var(--line);
  background: var(--bg-2);
  overflow: hidden;
}
.hero img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}
.hero-caption {
  padding: 0.7rem 1rem;
  color: var(--muted);
  font-size: 0.88rem;
}

.media {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  margin: 0 0 1rem;
  border: 1px solid var(--line);
  background: var(--bg-2);
}
.media-portrait {
  aspect-ratio: 3 / 4;
  max-width: 22rem;
}

.card img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}
.card-body { padding: 0.9rem 1rem 1.05rem; }

.skip {
  position: absolute;
  left: -999px;
  top: 0;
}
.skip:focus { left: 1rem; top: 1rem; background: var(--bg-2); padding: 0.5rem 1rem; }

.age {
  background: #241c0a;
  color: var(--warn);
  font-size: 0.85rem;
  padding: 0.45rem 0;
  text-align: center;
  border-bottom: 1px solid #3a3014;
}

header {
  background: var(--bg-2);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 10;
}
.header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 0;
  flex-wrap: wrap;
}
nav { display: flex; flex-wrap: wrap; gap: 0.75rem 1rem; }
nav a { color: var(--muted); text-decoration: none; font-size: 0.95rem; }
nav a[aria-current="page"] { color: var(--text); }
.actions { display: flex; flex-wrap: wrap; gap: 0.6rem; margin: 0 0 1rem; }
.btn {
  display: inline-block;
  background: var(--accent);
  color: var(--accent-ink);
  text-decoration: none;
  font-weight: 700;
  padding: 0.55rem 0.95rem;
  border-radius: 4px;
}
.btn-ghost {
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--accent);
}

main { padding: 2rem 0 3rem; }
h1 { font-size: 1.85rem; line-height: 1.3; margin: 0 0 1rem; }
h2 { font-size: 1.25rem; margin: 2rem 0 0.75rem; }
p { margin: 0 0 1rem; color: var(--text); }
.lead { font-size: 1.12rem; color: var(--muted); }
.meta { color: var(--muted); font-size: 0.9rem; margin-bottom: 1.25rem; }

.cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.85rem;
  margin: 1.5rem 0;
}
@media (min-width: 640px) {
  .cards { grid-template-columns: 1fr 1fr; }
}
.card {
  background: var(--bg-2);
  border: 1px solid var(--line);
  text-decoration: none;
  color: inherit;
  display: block;
  padding: 0;
  overflow: hidden;
  transition: border-color 0.2s ease, transform 0.2s ease;
}
.card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}
.card h3 { margin: 0 0 0.35rem; font-size: 1.05rem; color: var(--text); }
.card p { margin: 0; color: var(--muted); font-size: 0.95rem; }

ol, ul { padding-left: 1.2rem; margin: 0 0 1rem; }
li { margin: 0.35rem 0; }
.faq details {
  border-bottom: 1px solid var(--line);
  padding: 0.7rem 0;
}
.faq summary { cursor: pointer; font-weight: 650; }
.note {
  border-left: 3px solid var(--warn);
  padding: 0.6rem 0.9rem;
  background: #1c1a12;
  color: var(--muted);
  margin: 1.25rem 0;
}

footer {
  border-top: 1px solid var(--line);
  padding: 1.5rem 0 2.5rem;
  color: var(--muted);
  font-size: 0.9rem;
}
footer a { color: var(--muted); }
.foot-nav { display: flex; flex-wrap: wrap; gap: 0.75rem 1.1rem; margin-bottom: 0.75rem; }

.tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 1rem 0 1.25rem;
  border-bottom: 1px solid var(--line);
  padding-bottom: 0.55rem;
}
.tab {
  appearance: none;
  -webkit-appearance: none;
  border: 1px solid var(--line);
  background: var(--bg-2);
  color: var(--muted);
  font: inherit;
  font-size: 0.92rem;
  padding: 0.45rem 0.9rem;
  border-radius: 4px;
  cursor: pointer;
}
.tab.is-active {
  color: var(--accent-ink);
  background: var(--accent);
  border-color: var(--accent);
  font-weight: 700;
}
.tab-panel { margin: 0 0 1.5rem; }
.tab-panel[hidden] { display: none !important; }
.desk-list {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  margin: 0.75rem 0 0;
  padding: 0;
  list-style: none;
}
.desk-card {
  display: grid;
  grid-template-columns: 7.5rem 1fr;
  gap: 0.85rem;
  align-items: stretch;
  width: 100%;
  box-sizing: border-box;
  padding: 0.7rem;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-left: 3px solid var(--accent);
}
.desk-thumb {
  overflow: hidden;
  border: 1px solid var(--line);
  background: #0a0f0d;
  min-height: 5.5rem;
}
.desk-thumb img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 5.5rem;
  object-fit: cover;
  aspect-ratio: 4 / 3;
}
.desk-body { min-width: 0; padding: 0.15rem 0.25rem 0.15rem 0; }
.desk-title {
  display: block;
  margin: 0 0 0.35rem;
  color: var(--text) !important;
  font-size: 1.02rem;
  font-weight: 700;
  line-height: 1.35;
  text-decoration: none;
}
a.desk-title:hover { color: var(--accent) !important; }
.desk-meta {
  display: block;
  margin: 0 0 0.35rem;
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.4;
}
.desk-sum {
  display: block;
  margin: 0 0 0.55rem;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.45;
}
.desk-cta {
  display: inline-block;
  margin-top: 0.15rem;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent-ink) !important;
  background: var(--accent);
  text-decoration: none;
  padding: 0.28rem 0.7rem;
  border-radius: 3px;
}
.desk-cta:hover { filter: brightness(1.05); }
@media (max-width: 560px) {
  .desk-card { grid-template-columns: 1fr; }
  .desk-thumb img { aspect-ratio: 16 / 9; min-height: 0; }
}
/* legacy class kept so old cached JS still separates rows */
.desk-item {
  display: block !important;
  width: 100%;
  box-sizing: border-box;
  margin: 0 0 0.65rem;
  padding: 0.85rem 1rem;
  background: var(--bg-2);
  border: 1px solid var(--line);
  text-decoration: none;
  color: inherit !important;
}
.desk-item strong {
  display: block;
  color: var(--text);
  font-size: 1rem;
  margin-bottom: 0.2rem;
}
.desk-item .desk-meta,
.desk-item .desk-sum { display: block; }

/* app-shell:start */
:root { --bg: #05160c; --bg-2: #0b2415; --text: #f1f7f2; --muted: #a8c0b0; --line: #1d3d29; --accent: #f5c542; --accent-ink: #1f1600; --warn: #ff9f43; --shell-r: 20px; }
.tabbar, .appbar { display: none; }
.lang-switch {
  flex: none; padding: 0.3rem 0.75rem; border: 1px solid var(--line); border-radius: 999px;
  color: var(--text); text-decoration: none; font-size: 0.85rem; font-weight: 600; white-space: nowrap;
}
.lang-switch:hover { border-color: var(--accent); color: var(--accent); }
.quick-title { font-size: 1rem; margin: 1.25rem 0 0.6rem; color: var(--muted); font-weight: 600; }
.quick { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0.5rem; margin: 0 0 1.5rem; }
.quick a {
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 0.3rem;
  min-height: 4.6rem; padding: 0.6rem 0.25rem; background: var(--bg-2); border: 1px solid var(--line);
  border-radius: var(--shell-r); text-decoration: none; color: var(--text); font-size: 0.8rem; text-align: center; line-height: 1.3;
}
.quick a:active { border-color: var(--accent); }
.quick .qi { font-size: 1.4rem; line-height: 1; }
.quick--grid3 { grid-template-columns: repeat(3, 1fr); }
.quick--rows { grid-template-columns: 1fr 1fr; }
.quick--rows a { flex-direction: row; justify-content: flex-start; min-height: 3.2rem; padding: 0.55rem 0.75rem; gap: 0.55rem; text-align: left; font-size: 0.85rem; }
.quick--rows .qi { font-size: 1.2rem; }

@media (max-width: 767px) {
  body { padding-bottom: calc(4.4rem + env(safe-area-inset-bottom)); font-size: 1rem; -webkit-tap-highlight-color: transparent; }
  .age { font-size: 0.72rem; padding: 0.3rem 0.75rem; }
  header { background: rgba(11, 36, 21, 0.94); -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px); }
  .header-row {
    display: grid; grid-template-columns: 1fr auto auto; grid-template-areas: "brand lang cta" "nav nav nav";
    gap: 0.5rem 0.5rem; padding: 0.55rem 0 0.5rem;
  }
  .header-row .brand { grid-area: brand; min-width: 0; }
  .header-row > .lang-switch { grid-area: lang; padding: 0.35rem 0.6rem; font-size: 0.8rem; }
  .header-row > .btn { grid-area: cta; padding: 0.45rem 0.9rem; border-radius: 999px; font-size: 0.88rem; }
  .header-row nav {
    grid-area: nav; flex-wrap: nowrap; overflow-x: auto; gap: 0.4rem; scrollbar-width: none;
    margin: 0 -1rem; padding: 0 1rem 0.1rem;
  }
  .header-row nav::-webkit-scrollbar { display: none; }
  .header-row nav a {
    flex: none; padding: 0.3rem 0.8rem; border: 1px solid var(--line); border-radius: 999px;
    font-size: 0.85rem; background: var(--bg); white-space: nowrap;
  }
  .header-row nav a[aria-current="page"] { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); font-weight: 700; }
  main { padding: 1rem 0 2rem; }
  h1 { font-size: 1.45rem; }
  h2 { font-size: 1.15rem; margin-top: 1.6rem; }
  .hero { border-radius: var(--shell-r); margin-bottom: 1rem; }
  .actions .btn { flex: 1 1 0; text-align: center; padding: 0.8rem 0.6rem; border-radius: var(--shell-r); }
  .cards { grid-template-columns: 1fr 1fr; gap: 0.6rem; }
  .card { border-radius: var(--shell-r); }
  .card-body { padding: 0.55rem 0.65rem 0.7rem; }
  .card h3 { font-size: 0.92rem; line-height: 1.35; }
  .card p { font-size: 0.8rem; line-height: 1.45; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
  footer { padding-bottom: 1.5rem; }

  .appbar {
    display: flex; align-items: center; gap: 0.6rem; padding: 0.5rem 1rem;
    background: linear-gradient(90deg, rgba(245, 197, 66, 0.16), rgba(245, 197, 66, 0.04));
    border-bottom: 1px solid var(--line); color: var(--text); text-decoration: none;
  }
  .appbar-ico { font-size: 1.4rem; line-height: 1; }
  .appbar-txt { flex: 1; min-width: 0; font-size: 0.78rem; line-height: 1.35; color: var(--muted); }
  .appbar-txt strong { display: block; color: var(--text); font-size: 0.9rem; }
  .appbar-cta {
    flex: none; background: var(--accent); color: var(--accent-ink); font-weight: 700; font-size: 0.82rem;
    padding: 0.4rem 0.85rem; border-radius: 999px;
  }

  .tabbar {
    display: grid; grid-template-columns: repeat(5, 1fr); position: fixed; left: 0; right: 0; bottom: 0; z-index: 20;
    background: rgba(11, 36, 21, 0.97); border-top: 1px solid var(--line);
    padding: 0.35rem 0.25rem calc(0.35rem + env(safe-area-inset-bottom));
  }
  .tabbar a {
    display: flex; flex-direction: column; align-items: center; justify-content: flex-end; gap: 0.12rem;
    min-height: 3rem; color: var(--muted); text-decoration: none; font-size: 0.7rem; line-height: 1.2; text-align: center;
  }
  .tabbar svg { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
  .tabbar a[aria-current="page"] { color: var(--accent); font-weight: 700; }
  .tabbar .tab-cta { color: var(--accent); font-weight: 700; }
  .tabbar--raised .tab-cta .ico {
    display: grid; place-items: center; width: 3rem; height: 3rem; margin-top: -1.5rem; border-radius: 50%;
    background: var(--accent); color: var(--accent-ink); border: 3px solid var(--bg);
    box-shadow: 0 4px 14px rgba(245, 197, 66, 0.35);
  }
  .tabbar--raised .tab-cta svg { width: 24px; height: 24px; }
  .tabbar--flat .tab-cta { justify-content: center; }
  .tabbar--flat .tab-cta .ico {
    display: grid; place-items: center; width: 2.6rem; height: 1.9rem; border-radius: var(--shell-r);
    background: var(--accent); color: var(--accent-ink);
  }
}
/* app-shell:end */