:root {
  --shadow-soft: 0 12px 30px rgba(0,0,0,.4);
}

body {
  background:
    radial-gradient(900px 500px at 12% -8%, color-mix(in srgb, var(--accent) 12%, transparent), transparent 60%),
    radial-gradient(800px 480px at 92% 4%, color-mix(in srgb, var(--accent-2) 10%, transparent), transparent 62%),
    var(--bg);
}

.section:nth-of-type(even) {
  background:
    radial-gradient(700px 360px at 85% 0%, color-mix(in srgb, var(--accent) 7%, transparent), transparent 65%);
}

.hero {
  background:
    radial-gradient(680px 420px at 18% 10%, color-mix(in srgb, var(--accent) 18%, transparent), transparent 60%),
    radial-gradient(520px 360px at 88% 88%, color-mix(in srgb, var(--accent-2) 14%, transparent), transparent 62%),
    linear-gradient(180deg, var(--panel), var(--panel-2));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
}

.hero-title {
  font-weight: 600;
  letter-spacing: -0.01em;
  background: linear-gradient(120deg, var(--text), var(--accent) 70%, var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

h1, h2, h3 {
  font-weight: 650;
  letter-spacing: -0.005em;
}

.section h2 {
  position: relative;
}

.fact {
  background: linear-gradient(160deg, var(--panel), var(--panel-2));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
}
.fact b { color: var(--accent); }

.card, .feature {
  background: linear-gradient(165deg, var(--panel), color-mix(in srgb, var(--panel-2) 80%, var(--bg)));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
  transition: transform .35s ease, box-shadow .35s ease, border-color .35s ease;
}
.card::before, .feature::before {
  content: "";
  display: block;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--accent), transparent 70%);
  opacity: .65;
  margin-bottom: 14px;
}
.card:hover, .feature:hover {
  transform: translateY(-5px);
  border-color: color-mix(in srgb, var(--accent) 45%, var(--line));
  box-shadow: 0 18px 40px rgba(0,0,0,.5);
}

.feature .icon {
  color: var(--accent);
  background: radial-gradient(circle at 30% 25%, color-mix(in srgb, var(--accent) 28%, transparent), color-mix(in srgb, var(--accent-2) 14%, transparent));
  border: 1px solid color-mix(in srgb, var(--accent) 35%, var(--line));
  border-radius: 16px;
  box-shadow: inset 0 0 18px rgba(0,0,0,.25);
}

.btn {
  border-radius: 999px;
  transition: transform .25s ease, box-shadow .25s ease, filter .25s ease;
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent), color-mix(in srgb, var(--accent) 60%, var(--accent-2)));
  color: var(--on-accent);
  border: 1px solid color-mix(in srgb, var(--accent) 55%, var(--line));
  box-shadow: 0 10px 24px color-mix(in srgb, var(--accent) 30%, transparent);
}
.btn-primary:hover { transform: translateY(-2px); filter: brightness(1.06); }
.btn-ghost {
  border: 1px solid color-mix(in srgb, var(--accent-2) 45%, var(--line));
  color: var(--text);
  background: color-mix(in srgb, var(--panel) 70%, transparent);
}
.btn-ghost:hover { border-color: var(--accent); transform: translateY(-2px); }

.badge {
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--accent-2) 50%, var(--line));
  background: color-mix(in srgb, var(--accent-2) 14%, var(--panel));
  color: var(--accent-2);
}

.tab {
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--panel);
  transition: all .25s ease;
}
.tab.active, .tab:hover {
  border-color: var(--accent);
  color: var(--on-accent);
  background: linear-gradient(135deg, var(--accent), color-mix(in srgb, var(--accent) 55%, var(--accent-2)));
}

.tile {
  background: linear-gradient(165deg, var(--panel), var(--panel-2));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
  overflow: hidden;
  transition: transform .35s ease, box-shadow .35s ease, border-color .35s ease;
}
.tile:hover {
  transform: translateY(-5px) scale(1.012);
  border-color: color-mix(in srgb, var(--accent) 50%, var(--line));
  box-shadow: 0 20px 44px rgba(0,0,0,.55);
}
.tile.noimg {
  background:
    radial-gradient(circle at 50% 0%, color-mix(in srgb, var(--accent) 20%, transparent), transparent 70%),
    linear-gradient(165deg, var(--panel), var(--panel-2));
}
.tile .nm { color: var(--text); font-weight: 600; }
.tile .gp { color: var(--accent-2); }

.faq-item {
  background: linear-gradient(165deg, var(--panel), var(--panel-2));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
  transition: border-color .3s ease;
}
.faq-item:hover { border-color: color-mix(in srgb, var(--accent) 40%, var(--line)); }
.faq-q { color: var(--text); font-weight: 600; }
.faq-q::after { color: var(--accent); }

.table {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
.table th {
  background: color-mix(in srgb, var(--accent) 16%, var(--panel));
  color: var(--text);
}
.table tr:nth-child(even) td { background: color-mix(in srgb, var(--panel-2) 60%, transparent); }

.site-header {
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: blur(10px);
}

@keyframes fb-fade { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }
.card, .feature, .tile, .fact { animation: fb-fade .5s ease both; }

a { transition: color .2s ease; }
.article a { color: var(--accent); text-decoration-color: color-mix(in srgb, var(--accent) 50%, transparent); }
.article a:hover { color: var(--accent-2); }