:root {
  --glass-bg: rgba(20,32,27,0.55);
}

body {
  background:
    radial-gradient(1100px 700px at 85% -5%, rgba(79,224,168,0.10), transparent 60%),
    radial-gradient(900px 600px at -10% 110%, rgba(170,240,209,0.07), transparent 60%),
    linear-gradient(160deg, var(--bg), var(--panel-2));
  background-attachment: fixed;
}

.section:nth-of-type(even)::before {
  content: "";
  display: block;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line), transparent);
  opacity: 0.6;
}

.site-header {
  background: rgba(12,21,18,0.6);
  backdrop-filter: blur(14px) saturate(1.4);
  -webkit-backdrop-filter: blur(14px) saturate(1.4);
  border-bottom: 1px solid var(--line);
}

.hero {
  position: relative;
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(700px 380px at 70% 20%, rgba(79,224,168,0.12), transparent 70%);
  pointer-events: none;
  z-index: 0;
}
.hero > * { position: relative; z-index: 1; }

.hero-title {
  font-weight: 700;
  letter-spacing: -0.01em;
  background: linear-gradient(120deg, var(--text), var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-sub { color: var(--prose); }

h2, h3 {
  font-weight: 700;
  letter-spacing: 0.01em;
}

.fact {
  background: var(--glass-bg);
  backdrop-filter: blur(14px) saturate(1.4);
  -webkit-backdrop-filter: blur(14px) saturate(1.4);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.35);
}
.fact b { color: var(--accent); }

.card, .feature, .faq-item, .article {
  background: var(--glass-bg);
  backdrop-filter: blur(14px) saturate(1.4);
  -webkit-backdrop-filter: blur(14px) saturate(1.4);
  border: 1px solid var(--line);
  border-radius: 22px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.35);
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.card:hover, .feature:hover {
  transform: translateY(-4px);
  border-color: rgba(79,224,168,0.4);
  box-shadow: 0 14px 40px rgba(0,0,0,0.45), 0 0 24px rgba(79,224,168,0.12);
}

.feature .icon {
  background: linear-gradient(150deg, rgba(79,224,168,0.18), rgba(79,224,168,0.04));
  border: 1px solid var(--line);
  border-radius: 16px;
  color: var(--accent);
  box-shadow: inset 0 1px 0 rgba(170,240,209,0.15);
}

.badge {
  background: var(--glass-bg);
  backdrop-filter: blur(10px) saturate(1.4);
  -webkit-backdrop-filter: blur(10px) saturate(1.4);
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--accent);
}

.btn {
  border-radius: 14px;
  transition: transform .2s ease, box-shadow .25s ease, background .25s ease;
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: var(--on-accent);
  border: none;
  box-shadow: 0 6px 20px rgba(79,224,168,0.25);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 28px rgba(79,224,168,0.55), 0 8px 24px rgba(0,0,0,0.4);
}
.btn-ghost {
  background: rgba(20,32,27,0.4);
  border: 1px solid var(--line);
  color: var(--text);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.tab {
  background: var(--glass-bg);
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--text-2);
  transition: all .2s ease;
}
.tab:hover { color: var(--text); border-color: rgba(79,224,168,0.4); }
.tab.active {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: var(--on-accent);
  border-color: transparent;
  box-shadow: 0 4px 16px rgba(79,224,168,0.3);
}

.tile {
  background: var(--glass-bg);
  backdrop-filter: blur(12px) saturate(1.4);
  -webkit-backdrop-filter: blur(12px) saturate(1.4);
  border: 1px solid var(--line);
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 8px 32px rgba(0,0,0,0.35);
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.tile:hover {
  transform: translateY(-4px);
  border-color: rgba(79,224,168,0.45);
  box-shadow: 0 14px 40px rgba(0,0,0,0.45), 0 0 22px rgba(79,224,168,0.14);
}
.tile .gp { color: var(--accent); }
.tile .nm { color: var(--text); font-weight: 600; }
.tile.noimg {
  background: linear-gradient(150deg, rgba(79,224,168,0.10), var(--glass-bg));
}

.faq-item { border-radius: 16px; }
.faq-q { color: var(--text); font-weight: 600; }
.faq-q:hover { color: var(--accent); }
.faq-a { color: var(--prose); }

.table { border-radius: 14px; overflow: hidden; }
.table th {
  background: rgba(79,224,168,0.12);
  color: var(--text);
}
.table td, .table th { border-color: var(--line); }

a { transition: color .2s ease; }
.article a { color: var(--accent); }
.article a:hover { color: var(--accent-2); }

.site-footer {
  background: rgba(12,21,18,0.6);
  border-top: 1px solid var(--line);
  backdrop-filter: blur(14px) saturate(1.4);
  -webkit-backdrop-filter: blur(14px) saturate(1.4);
}