:root {
  --bg: #030712;
  --panel: rgba(255, 255, 255, 0.065);
  --border: rgba(255, 255, 255, 0.14);
  --text: #f0f4ff;
  --muted: #aab8d4;
  --gold: #e8a020;
  --sky: #4fb3d9;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background:
    radial-gradient(circle at 15% 5%, rgba(30, 58, 122, 0.52), transparent 32rem),
    radial-gradient(circle at 90% 35%, rgba(13, 74, 110, 0.34), transparent 30rem),
    var(--bg);
  font-family: "Noto Sans Devanagari", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.75;
}

a { color: var(--sky); }

a:focus-visible {
  outline: 3px solid var(--gold);
  outline-offset: 4px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem clamp(1rem, 4vw, 3rem);
  border-bottom: 1px solid var(--border);
  background: rgba(3, 7, 18, 0.88);
  backdrop-filter: blur(18px);
}

.brand {
  color: var(--text);
  text-decoration: none;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.brand span { color: var(--gold); }

.home-link {
  padding: 0.45rem 0.8rem;
  color: var(--muted);
  border: 1px solid var(--border);
  border-radius: 999px;
  text-decoration: none;
}

.home-link:hover { color: var(--text); border-color: var(--gold); }

main {
  width: min(900px, calc(100% - 2rem));
  margin: 0 auto;
  padding: clamp(3rem, 8vw, 6rem) 0 4rem;
}

.eyebrow {
  margin: 0 0 0.8rem;
  color: var(--gold);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

h1 {
  max-width: 16ch;
  margin: 0;
  font-size: clamp(2.2rem, 7vw, 4.5rem);
  line-height: 1.12;
  letter-spacing: -0.035em;
}

.lead {
  max-width: 68ch;
  margin: 1.25rem 0 2.2rem;
  color: var(--muted);
  font-size: clamp(1.02rem, 2.2vw, 1.2rem);
}

.notice,
.card,
.content {
  border: 1px solid var(--border);
  background: var(--panel);
  box-shadow: 0 22px 70px rgba(0, 0, 0, 0.2);
}

.notice {
  margin: 0 0 2rem;
  padding: 1rem 1.15rem;
  border-left: 4px solid var(--gold);
  border-radius: 14px;
  color: var(--muted);
}

.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin: 2rem 0;
}

.card {
  padding: clamp(1.2rem, 4vw, 1.8rem);
  border-radius: 18px;
}

.card h2,
.content h2 {
  margin: 0 0 0.65rem;
  color: var(--text);
  font-size: 1.25rem;
  line-height: 1.35;
}

.card p,
.content p { margin: 0.6rem 0; color: var(--muted); }

.content {
  margin-top: 1rem;
  padding: clamp(1.3rem, 5vw, 2.2rem);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.045);
}

.content h2 { margin-top: 2rem; }
.content h2:first-child { margin-top: 0; }

ul,
ol { padding-left: 1.3rem; color: var(--muted); }
li + li { margin-top: 0.5rem; }

.button {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  margin-top: 0.75rem;
  padding: 0.7rem 1rem;
  color: #07111f;
  border-radius: 10px;
  background: var(--gold);
  font-weight: 800;
  text-decoration: none;
}

.meta {
  margin-top: 2rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 1.2rem;
  color: var(--muted);
  font-size: 0.86rem;
}

.breadcrumbs a { color: var(--muted); text-decoration: none; }
.breadcrumbs a:hover { color: var(--gold); }

.topic-section {
  margin-top: 1.2rem;
  padding: clamp(1.15rem, 4vw, 1.7rem);
  border: 1px solid var(--border);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.045);
}

.topic-section h2 {
  margin: 0 0 1rem;
  font-size: clamp(1.25rem, 3vw, 1.55rem);
}

.topic-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
}

.topic-link {
  display: block;
  min-height: 100%;
  padding: 1rem;
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 13px;
  background: rgba(255, 255, 255, 0.04);
  text-decoration: none;
  transition: border-color 0.2s, transform 0.2s, background 0.2s;
}

.topic-link:hover {
  border-color: var(--gold);
  background: rgba(232, 160, 32, 0.08);
  transform: translateY(-2px);
}

.topic-link strong { display: block; line-height: 1.45; }
.topic-link span { display: block; margin-top: 0.35rem; color: var(--muted); font-size: 0.84rem; }

.site-footer {
  padding: 2rem 1rem 6rem;
  border-top: 1px solid var(--border);
  text-align: center;
  color: var(--muted);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.7rem 1.2rem;
  margin-bottom: 0.8rem;
}

.footer-links a { color: var(--muted); text-decoration: none; }
.footer-links a:hover { color: var(--gold); }

@media (max-width: 680px) {
  .grid { grid-template-columns: 1fr; }
  .topic-list { grid-template-columns: 1fr; }
  .site-header { padding: 0.75rem 1rem; }
  main { padding-top: 2.5rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}