/* Orgopothik — same branding as Index.html */
:root {
  --bg0: #061526;
  --bg1: #071b33;
  --ice0: #bfe9ff;
  --ice1: #79d7ff;
  --ice2: #3fb7ff;
  --ink: #eaf6ff;
  --muted: #a8c7da;
  --accent: #F95131;
  --card: #0b223b99;
  --stroke: #7fd7ff2a;
  --shadow: 0 30px 80px rgba(0,0,0,.55);
  --radius: 26px;
}

* { box-sizing: border-box; }
html, body { height: 100%; margin: 0; }
body {
  font-family: "Hind Siliguri", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color: var(--ink);
  background:
    radial-gradient(900px 650px at 20% 18%, rgba(121,215,255,.18), transparent 55%),
    radial-gradient(900px 650px at 78% 30%, rgba(63,183,255,.14), transparent 55%),
    radial-gradient(1100px 700px at 45% 85%, rgba(249,81,49,.10), transparent 60%),
    linear-gradient(180deg, var(--bg0), var(--bg1));
  overflow-x: hidden;
  min-height: 100vh;
}

.noise {
  pointer-events: none;
  position: fixed; inset: 0;
  background-image:
    radial-gradient(circle at 10% 20%, rgba(255,255,255,.05) 0 1px, transparent 2px),
    radial-gradient(circle at 80% 40%, rgba(255,255,255,.05) 0 1px, transparent 2px),
    radial-gradient(circle at 50% 80%, rgba(255,255,255,.035) 0 1px, transparent 2px);
  background-size: 180px 180px, 220px 220px, 260px 260px;
  mix-blend-mode: overlay;
  opacity: .55;
  filter: blur(.15px);
  animation: drift 14s linear infinite;
}
@keyframes drift {
  0% { transform: translate3d(0,0,0); }
  50% { transform: translate3d(-12px, 10px, 0); }
  100% { transform: translate3d(0,0,0); }
}

/* Layout */
.site-wrap {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
.site-body { flex: 1; }

/* Header / Menu */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 14px 24px;
  border-bottom: 1px solid rgba(127,215,255,.18);
  background: rgba(6,21,38,.85);
  backdrop-filter: blur(10px);
}
.site-nav {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}
.site-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--ink);
  font-weight: 800;
  font-size: 20px;
  letter-spacing: .3px;
}
.site-logo .logo-box {
  width: 40px; height: 40px;
  border-radius: 12px;
  background: radial-gradient(circle at 30% 30%, rgba(255,255,255,.85), rgba(121,215,255,.6) 35%, rgba(63,183,255,.35) 70%);
  border: 1px solid rgba(127,215,255,.28);
}
.site-logo small {
  color: var(--muted);
  font-weight: 600;
  font-size: 13px;
}
.nav-links {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.nav-links a {
  color: var(--ink);
  text-decoration: none;
  padding: 10px 16px;
  border-radius: 14px;
  font-weight: 600;
  transition: background .2s, color .2s;
}
.nav-links a:hover {
  background: rgba(127,215,255,.15);
  color: var(--ice1);
}

/* Main content */
.main-inner {
  max-width: 1000px;
  margin: 0 auto;
  padding: 32px 20px 48px;
}
.page-title {
  font-size: clamp(28px, 4vw, 40px);
  margin: 0 0 8px;
  letter-spacing: .2px;
}
.page-sub {
  color: var(--muted);
  font-weight: 600;
  margin-bottom: 28px;
}

/* Post cards (home) */
.posts-grid {
  display: grid;
  gap: 20px;
}
.post-card {
  display: block;
  text-decoration: none;
  color: inherit;
  border-radius: var(--radius);
  border: 1px solid rgba(127,215,255,.18);
  background: linear-gradient(180deg, rgba(14,40,68,.55), rgba(9,28,49,.45));
  backdrop-filter: blur(10px);
  padding: 24px;
  transition: border-color .2s, box-shadow .2s;
}
.post-card:hover {
  border-color: rgba(127,215,255,.35);
  box-shadow: 0 20px 50px rgba(0,0,0,.3);
}
.post-card h3 {
  margin: 0 0 8px;
  font-size: 1.25rem;
  color: var(--ink);
}
.post-card .meta {
  color: var(--muted);
  font-size: 14px;
  margin-bottom: 10px;
}
.post-card .excerpt {
  color: rgba(234,246,255,.85);
  font-size: 15px;
  line-height: 1.55;
}
.post-single {
  border-radius: var(--radius);
  border: 1px solid rgba(127,215,255,.18);
  background: linear-gradient(180deg, rgba(14,40,68,.55), rgba(9,28,49,.45));
  padding: 32px;
  margin-bottom: 24px;
}
.post-single .meta { color: var(--muted); margin-bottom: 16px; }
.post-single .body {
  line-height: 1.7;
  color: var(--ink);
}
.post-single .body p { margin: 0 0 1em; }
.post-single .body a { color: var(--ice1); }
.empty-posts {
  text-align: center;
  padding: 48px 20px;
  color: var(--muted);
  font-size: 18px;
}

/* Footer */
.site-footer {
  margin-top: auto;
  padding: 28px 24px;
  border-top: 1px solid rgba(127,215,255,.18);
  background: rgba(6,21,38,.6);
  text-align: center;
}
.site-footer .brand {
  font-weight: 800;
  color: var(--ink);
  margin-bottom: 6px;
}
.site-footer .tagline { color: var(--muted); font-size: 14px; }
.site-footer .copy { color: var(--muted); font-size: 13px; margin-top: 12px; }

/* Buttons */
.btn {
  border: 0;
  cursor: pointer;
  padding: 12px 16px;
  border-radius: 16px;
  font-weight: 700;
  font-size: 15px;
  transition: transform .15s, box-shadow .15s, background .15s;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: inherit;
}
.btn-primary {
  color: #081b2f;
  background: linear-gradient(135deg, rgba(191,233,255,.95), rgba(121,215,255,.85));
  box-shadow: 0 16px 34px rgba(63,183,255,.22);
}
.btn-primary:hover { box-shadow: 0 18px 44px rgba(63,183,255,.28); }
.btn-ghost {
  color: var(--ink);
  background: rgba(6,21,38,.25);
  border: 1px solid rgba(127,215,255,.22);
}
.btn-ghost:hover { background: rgba(6,21,38,.35); }
::selection { background: rgba(121,215,255,.25); }