@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --font-sans: 'Inter', ui-sans-serif, system-ui, sans-serif;
  --radius: 0.75rem;
  /* Dark mode (default) */
  --sarva-bg: #0f0e17;
  --sarva-nav: rgba(15,14,23,0.85);
  --sarva-card: rgba(255,255,255,0.05);
  --sarva-border: rgba(255,255,255,0.08);
  --sarva-text: #ffffff;
  --sarva-muted: rgba(255,255,255,0.6);
  --sarva-section-label: rgba(255,255,255,0.4);
}

body.light {
  --sarva-bg: #f5f5f0;
  --sarva-nav: rgba(245,245,240,0.85);
  --sarva-card: #ffffff;
  --sarva-border: #eeeeee;
  --sarva-text: #1a1a1a;
  --sarva-muted: rgba(0,0,0,0.55);
  --sarva-section-label: rgba(0,0,0,0.4);
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  background-color: var(--sarva-bg);
  color: var(--sarva-text);
  transition: background-color 0.3s, color 0.3s;
  -webkit-font-smoothing: antialiased;
}

/* ── HERO ANIMATIONS ── */
@keyframes sarva-fade-up {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
.sarva-fade-up {
  opacity: 0;
  animation: sarva-fade-up 0.9s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

@keyframes sarva-border-slide {
  0%   { background-position: 0% 50%; }
  100% { background-position: 200% 50%; }
}

@keyframes sarva-shimmer {
  0%   { transform: translateX(-150%) skewX(-20deg); }
  18%  { transform: translateX(260%) skewX(-20deg); }
  100% { transform: translateX(260%) skewX(-20deg); }
}

/* ── NAVBAR ── */
.sarva-nav {
  position: sticky; top: 0; z-index: 50;
  background-color: var(--sarva-nav);
  border-bottom: 1px solid var(--sarva-border);
  backdrop-filter: blur(12px);
}
.sarva-nav-inner {
  max-width: 72rem; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  padding: 1rem 1.5rem;
}
.sarva-logo {
  font-size: 1.1rem; font-weight: 700;
  letter-spacing: 3px; color: var(--sarva-text);
  text-decoration: none;
}
.sarva-nav-links { display: flex; align-items: center; gap: 1.25rem; }
.sarva-nav-links a {
  font-size: 0.875rem; color: var(--sarva-muted);
  text-decoration: none; transition: opacity 0.2s;
}
.sarva-nav-links a:hover { opacity: 1; color: var(--sarva-text); }
.sarva-toggle {
  width: 2.25rem; height: 2.25rem;
  border-radius: 50%; border: 1px solid var(--sarva-border);
  background: transparent; color: var(--sarva-text);
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  font-size: 1rem; transition: border-color 0.2s;
}
.sarva-toggle:hover { border-color: var(--sarva-muted); }

/* ── MAIN CONTENT ── */
.sarva-main { max-width: 72rem; margin: 0 auto; padding: 3.5rem 1.5rem; }

/* ── SECTION LABEL ── */
.sarva-section-label {
  font-size: 0.7rem; font-weight: 600;
  letter-spacing: 2px; text-transform: uppercase;
  color: var(--sarva-section-label); margin-bottom: 0.5rem;
}

/* ── POST GRID ── */
.post-grid {
  display: grid; gap: 1.25rem;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
}

/* ── POST CARD ── */
.post-card {
  display: block; border-radius: var(--radius);
  border: 1px solid var(--sarva-border);
  background-color: var(--sarva-card);
  text-decoration: none; overflow: hidden;
  transition: transform 0.3s, box-shadow 0.3s;
}
.post-card:hover { transform: translateY(-4px); box-shadow: 0 8px 30px rgba(0,0,0,0.15); }
.post-card-banner { height: 8rem; width: 100%; }
.post-card-body { padding: 1.25rem; display: flex; flex-direction: column; gap: 0.75rem; }
.post-tag {
  display: inline-block; border-radius: 999px;
  padding: 0.2rem 0.75rem; font-size: 0.75rem; font-weight: 500;
  width: fit-content;
}
.tag-cricket { color: #4a9eff; background: rgba(74,158,255,0.15); }
.tag-history { color: #ff8c50; background: rgba(255,140,80,0.15); }
.post-card-title {
  font-size: 1.05rem; font-weight: 600;
  line-height: 1.4; color: var(--sarva-text);
}
.post-card-excerpt { font-size: 0.875rem; line-height: 1.6; color: var(--sarva-muted); }
.post-card-date {
  font-size: 0.7rem; font-weight: 500;
  letter-spacing: 0.05em; text-transform: uppercase;
  color: var(--sarva-muted);
}

/* ── CATEGORY CARDS ── */
.cat-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
@media (max-width: 600px) { .cat-grid { grid-template-columns: 1fr; } }
.cat-card {
  display: flex; flex-direction: column; justify-content: space-between;
  gap: 2rem; border-radius: 1rem; padding: 2rem;
  color: white; text-decoration: none; min-height: 200px;
  transition: transform 0.3s;
}
.cat-card:hover { transform: translateY(-4px); }
.cat-card h3 { font-size: 1.5rem; font-weight: 700; }
.cat-card p  { font-size: 0.875rem; line-height: 1.6; color: rgba(255,255,255,0.7); max-width: 18rem; }
.cat-card-arrow { font-size: 1.25rem; transition: transform 0.3s; }
.cat-card:hover .cat-card-arrow { transform: translateX(4px); }

/* ── SUBCATEGORY GRID ── */
.subcat-grid {
  display: grid; gap: 1rem;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
}
.subcat-card {
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.25rem 1.5rem; border-radius: var(--radius);
  border: 1px solid var(--sarva-border);
  background-color: var(--sarva-card);
  text-decoration: none; color: var(--sarva-text);
  font-weight: 600; font-size: 0.9rem;
  transition: background 0.2s, transform 0.2s;
}
.subcat-card:hover { transform: translateY(-2px); background: rgba(255,255,255,0.08); }
body.light .subcat-card:hover { background: #e8e8e4; }

/* ── BREADCRUMB ── */
.breadcrumb { display: flex; align-items: center; gap: 0.5rem; font-size: 0.8rem; color: var(--sarva-muted); margin-bottom: 1.5rem; }
.breadcrumb a { color: var(--sarva-muted); text-decoration: none; }
.breadcrumb a:hover { color: var(--sarva-text); }
.breadcrumb span { opacity: 0.4; }

/* ── POST CONTENT ── */
.post-content { max-width: 42rem; }
.post-content h1,.post-content h2,.post-content h3 { color: var(--sarva-text); margin: 1.5rem 0 0.75rem; line-height: 1.3; }
.post-content p { color: var(--sarva-muted); line-height: 1.8; margin-bottom: 1rem; font-size: 1rem; }
.post-content a { color: #4a9eff; }
.post-content ul,.post-content ol { color: var(--sarva-muted); padding-left: 1.5rem; margin-bottom: 1rem; }
.post-content li { margin-bottom: 0.4rem; line-height: 1.7; }
.post-content blockquote { border-left: 3px solid var(--sarva-border); padding-left: 1rem; color: var(--sarva-muted); font-style: italic; margin: 1rem 0; }

/* ── COMMENTS ── */
.comments-section { margin-top: 3rem; border-top: 1px solid var(--sarva-border); padding-top: 2rem; }
.comment { padding: 1rem; border-radius: var(--radius); background: var(--sarva-card); border: 1px solid var(--sarva-border); margin-bottom: 1rem; }
.comment-author { font-weight: 600; font-size: 0.875rem; color: var(--sarva-text); }
.comment-date { font-size: 0.75rem; color: var(--sarva-muted); margin-left: 0.5rem; }
.comment-body { margin-top: 0.5rem; font-size: 0.9rem; color: var(--sarva-muted); line-height: 1.6; }

/* ── ABOUT ── */
.about-section { max-width: 42rem; }
.about-section p { color: var(--sarva-muted); line-height: 1.8; margin-bottom: 1rem; }

/* ── FOOTER ── */
.sarva-footer {
  border-top: 1px solid var(--sarva-border);
  text-align: center; padding: 2rem 1.5rem;
  font-size: 0.8rem; color: var(--sarva-muted);
}

/* ── HERO PAGE ── */
.hero-page {
  min-height: 100vh; background: #0f0e17;
  display: flex; align-items: center; justify-content: center;
  position: relative; overflow: hidden;
}
.hero-glow {
  position: absolute; left: 50%; top: 50%;
  transform: translate(-50%, -50%);
  width: 700px; height: 700px; border-radius: 50%;
  background: radial-gradient(circle, rgba(26,47,92,0.6) 0%, rgba(26,47,92,0) 70%);
  pointer-events: none;
}
.hero-content {
  position: relative; z-index: 10;
  display: flex; flex-direction: column; align-items: center;
  text-align: center; padding: 1.5rem;
}
.hero-title {
  font-size: clamp(48px, 12vw, 72px);
  font-weight: 700; color: white;
  letter-spacing: 4px;
  animation-delay: 300ms;
}
.hero-sub {
  font-size: 1.125rem; font-style: italic;
  color: rgba(255,255,255,0.7);
  margin-top: 1.25rem; max-width: 28rem;
  animation-delay: 1100ms;
}
.hero-btn-wrap { margin-top: 3rem; animation-delay: 2100ms; }
.explore-btn {
  position: relative; display: inline-flex;
  align-items: center; justify-content: center;
  overflow: hidden; border-radius: 999px; padding: 2px;
  background-image: linear-gradient(90deg, #4a9eff, #a855f7, #ec4899, #a855f7, #4a9eff);
  background-size: 200% 100%;
  animation: sarva-border-slide 4s linear infinite;
  text-decoration: none;
}
.explore-btn-inner {
  position: relative; display: flex; align-items: center; gap: 0.5rem;
  border-radius: 999px; padding: 1rem 2rem;
  font-size: 0.875rem; font-weight: 600;
  letter-spacing: 3px; color: white;
  background-color: #0f0e17;
  transition: background-color 0.3s;
}
.explore-btn-shimmer {
  position: absolute; inset: 0; overflow: hidden; border-radius: 999px;
  pointer-events: none;
}
.explore-btn-shimmer::after {
  content: '';
  position: absolute; inset-y: 0; left: 0; width: 33%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.18), transparent);
  animation: sarva-shimmer 6s ease-in-out infinite;
}

/* ── RESPONSIVE ── */
@media (max-width: 640px) {
  .sarva-nav-links a:not(:last-child) { display: none; }
  .post-grid { grid-template-columns: 1fr; }
}