:root {
  --ring: 0 0 0 1px rgba(99,91,255,0.4);
}

body {
  background:
    radial-gradient(900px 500px at 85% -10%, color-mix(in srgb, var(--accent) 14%, transparent), transparent 60%),
    radial-gradient(700px 400px at 10% 110%, color-mix(in srgb, var(--accent-2) 10%, transparent), transparent 60%),
    var(--bg);
}

.section:nth-child(even) {
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--panel) 30%, transparent), transparent);
}

.hero {
  position: relative;
  background:
    radial-gradient(600px 320px at 70% 0%, color-mix(in srgb, var(--accent) 16%, transparent), transparent 65%),
    linear-gradient(180deg, var(--panel) 0%, var(--bg) 100%);
  border-bottom: 1px solid var(--line);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 44px 44px;
  -webkit-mask-image: radial-gradient(circle at 70% 30%, #000, transparent 70%);
  mask-image: radial-gradient(circle at 70% 30%, #000, transparent 70%);
  opacity: 0.35;
  pointer-events: none;
}

.hero-title {
  font-weight: 700;
  letter-spacing: -0.02em;
  background: linear-gradient(100deg, var(--text), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-sub { color: var(--prose); }

.site-header {
  background: color-mix(in srgb, var(--bg) 80%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}

h1, h2, h3 {
  letter-spacing: -0.015em;
  font-weight: 700;
}

.badge {
  background: color-mix(in srgb, var(--accent) 12%, var(--panel));
  border: 1px solid color-mix(in srgb, var(--accent) 40%, var(--line));
  color: var(--accent-2);
  border-radius: 999px;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.fact {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 10px 30px rgba(0,0,0,0.4);
}

.fact b { color: var(--accent-2); }

.card, .feature {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 10px 30px rgba(0,0,0,0.4);
  transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}

.card:hover, .feature:hover {
  transform: translateY(-3px);
  border-color: color-mix(in srgb, var(--accent) 50%, var(--line));
  box-shadow: 0 16px 40px rgba(0,0,0,0.5);
}

.feature .icon {
  background: color-mix(in srgb, var(--accent) 14%, var(--panel));
  border: 1px solid color-mix(in srgb, var(--accent) 35%, var(--line));
  border-radius: 12px;
  color: var(--accent-2);
}

.btn {
  border-radius: 10px;
  font-weight: 600;
  letter-spacing: 0.01em;
  transition: box-shadow .2s ease, transform .15s ease, background .2s ease;
}

.btn-primary {
  background: var(--accent);
  color: var(--on-accent);
  border: 1px solid color-mix(in srgb, var(--accent) 70%, #fff);
}

.btn-primary:hover {
  box-shadow: var(--ring);
  transform: translateY(-1px);
}

.btn-ghost {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--text);
}

.btn-ghost:hover {
  border-color: var(--accent);
  box-shadow: var(--ring);
}

.tab {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--text-2);
  transition: all .18s ease;
}

.tab:hover { color: var(--text); border-color: var(--accent); }

.tab.active {
  background: var(--accent);
  color: var(--on-accent);
  border-color: var(--accent);
}

.tile {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0,0,0,0.4);
  transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}

.tile:hover {
  transform: translateY(-3px);
  border-color: color-mix(in srgb, var(--accent) 55%, var(--line));
  box-shadow: 0 16px 40px rgba(0,0,0,0.55), var(--ring);
}

.tile .gp { color: var(--accent-2); }
.tile .nm { color: var(--text); font-weight: 600; }

.tile.noimg {
  background:
    radial-gradient(circle at 30% 20%, color-mix(in srgb, var(--accent) 22%, transparent), transparent 60%),
    var(--panel-2);
}

.table {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.table th {
  background: var(--panel-2);
  color: var(--accent-2);
  letter-spacing: 0.01em;
}

.table td, .table th { border-color: var(--line); }

.article a, .prose a { color: var(--accent-2); }

.faq-item {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color .2s ease;
}

.faq-item:hover { border-color: color-mix(in srgb, var(--accent) 40%, var(--line)); }

.faq-q { font-weight: 600; color: var(--text); }
.faq-a { color: var(--prose); }

.site-footer {
  background: var(--panel);
  border-top: 1px solid var(--line);
}