:root {
  color-scheme: light;
  --bg: #f5f7fb;
  --panel: #ffffff;
  --text: #172033;
  --muted: #5f6d85;
  --accent: #0f6cbd;
  --accent-soft: #e9f2fb;
  --border: #dce3ee;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Hind Siliguri", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.container {
  width: min(1100px, calc(100% - 2rem));
  margin: 0 auto;
}

.site-header {
  background: #0f172a;
  color: #fff;
  padding: 1rem 0;
  position: sticky;
  top: 0;
  z-index: 10;
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.brand {
  font-weight: 700;
  letter-spacing: 0.04em;
  color: #fff;
}

.nav-links { display: flex; gap: 1rem; flex-wrap: wrap; }
.nav-links a { color: #e2e8f0; }

.hero {
  padding: 3.5rem 0 1.5rem;
}

.hero .card {
  padding: 2rem;
  border: 1px solid var(--border);
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.06);
}

.eyebrow {
  margin: 0 0 0.25rem;
  font-size: 0.85rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 700;
}

h1, h2, h3 { line-height: 1.2; margin-top: 0; }

h1 { font-size: clamp(2rem, 4vw, 2.8rem); margin-bottom: 0.5rem; }

.hero p { font-size: 1.05rem; color: var(--muted); }

.actions { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 1rem; }

.button {
  display: inline-block;
  padding: 0.7rem 1rem;
  border-radius: 999px;
  font-weight: 700;
}

.button.primary {
  background: var(--accent);
  color: #fff;
}

.button.secondary {
  background: var(--accent-soft);
  color: var(--accent);
}

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1.5rem;
  margin-bottom: 1rem;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.04);
}

.meta, .contact-list {
  color: var(--muted);
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  margin: 0.5rem 0 0;
  padding: 0;
  list-style: none;
}

.entry + .entry { margin-top: 1rem; padding-top: 1rem; border-top: 1px solid var(--border); }
.entry h3 { margin-bottom: 0.2rem; }
.entry .dates { color: var(--muted); font-weight: 600; }
.entry ul, .card ul { padding-left: 1.2rem; margin: 0.6rem 0 0; }
.entry li + li { margin-top: 0.35rem; }

.tag-list { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 0.5rem; }
.tag-list span {
  background: var(--accent-soft);
  color: var(--accent);
  border-radius: 999px;
  padding: 0.3rem 0.6rem;
  font-size: 0.9rem;
}

.section-title { margin-bottom: 0.75rem; }

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

@media (max-width: 700px) {
  .two-column { grid-template-columns: 1fr; }
  .nav { flex-direction: column; align-items: flex-start; }
}