:root {
  --grain: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.4'/%3E%3C/svg%3E");
}

body {
  background-color: var(--bg);
  background-image:
    radial-gradient(at 20% 30%, color-mix(in srgb, var(--accent) 55%, transparent) 0, transparent 50%),
    radial-gradient(at 80% 20%, color-mix(in srgb, var(--accent-2) 55%, transparent) 0, transparent 50%),
    radial-gradient(at 50% 80%, color-mix(in srgb, var(--accent) 45%, var(--accent-2)) 0, transparent 50%);
  background-attachment: fixed;
  background-size: 180% 180%;
  animation: meshDrift 28s ease-in-out infinite alternate;
}

@keyframes meshDrift {
  0%   { background-position: 0% 0%, 100% 0%, 50% 100%; }
  100% { background-position: 30% 20%, 70% 30%, 40% 70%; }
}

.section, .hero {
  position: relative;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: var(--grain);
  opacity: 0.05;
  pointer-events: none;
  mix-blend-mode: overlay;
}

.hero-title {
  font-weight: 800;
  letter-spacing: -0.01em;
  background: linear-gradient(100deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

h2, .hero-sub b {
  letter-spacing: 0.01em;
  font-weight: 700;
}

.site-header {
  background: color-mix(in srgb, var(--panel) 70%, transparent);
  backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid var(--line);
}

.card, .feature, .faq-item, .article {
  background-color: var(--panel);
  background-image: var(--grain);
  background-blend-mode: overlay;
  background-size: 160px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: transform .35s ease, border-color .35s ease, box-shadow .35s ease;
}

.card::before, .feature::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, color-mix(in srgb, var(--accent) 60%, transparent), transparent 40%, color-mix(in srgb, var(--accent-2) 60%, transparent));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity .35s ease;
  pointer-events: none;
}

.card { position: relative; }

.card:hover, .feature:hover {
  transform: translateY(-5px);
  border-color: color-mix(in srgb, var(--accent) 40%, var(--line));
  box-shadow: 0 18px 50px -22px color-mix(in srgb, var(--accent) 55%, transparent);
}

.card:hover::before, .feature:hover::before { opacity: 1; }

.feature .icon {
  color: var(--on-accent);
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border-radius: calc(var(--radius) * 0.7);
  box-shadow: 0 10px 26px -12px color-mix(in srgb, var(--accent-2) 70%, transparent);
}

.badge {
  background: color-mix(in srgb, var(--accent-2) 16%, var(--panel));
  border: 1px solid color-mix(in srgb, var(--accent-2) 45%, var(--line));
  color: var(--text);
}

.btn-primary {
  background: linear-gradient(110deg, var(--accent), var(--accent-2));
  color: var(--on-accent);
  border: none;
  box-shadow: 0 12px 30px -12px color-mix(in srgb, var(--accent) 70%, transparent);
  transition: transform .25s ease, box-shadow .25s ease, filter .25s ease;
}

.btn-primary:hover {
  transform: translateY(-2px);
  filter: brightness(1.08);
  box-shadow: 0 18px 40px -14px color-mix(in srgb, var(--accent-2) 75%, transparent);
}

.btn-ghost {
  border: 1px solid color-mix(in srgb, var(--accent-2) 50%, var(--line));
  color: var(--text);
  background: color-mix(in srgb, var(--panel) 60%, transparent);
  transition: border-color .25s ease, background .25s ease;
}

.btn-ghost:hover {
  border-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 12%, var(--panel));
}

.fact {
  background-color: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color .3s ease;
}
.fact:hover { border-color: color-mix(in srgb, var(--accent-2) 45%, var(--line)); }
.fact b {
  background: linear-gradient(120deg, var(--accent-2), var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.tab {
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--panel);
  transition: all .25s ease;
}
.tab.active {
  background: linear-gradient(110deg, var(--accent), var(--accent-2));
  color: var(--on-accent);
  border-color: transparent;
}

.tile {
  background-color: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
}
.tile:hover {
  transform: translateY(-4px);
  border-color: color-mix(in srgb, var(--accent) 45%, var(--line));
  box-shadow: 0 16px 40px -20px color-mix(in srgb, var(--accent) 60%, transparent);
}
.tile.noimg {
  background: linear-gradient(145deg, var(--panel), var(--panel-2));
}
.tile.noimg .nm {
  background: linear-gradient(120deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-weight: 700;
}
.tile .gp { color: var(--text-2); }

.table {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
.table th {
  background: color-mix(in srgb, var(--accent) 12%, var(--panel-2));
  color: var(--text);
}
.table td { border-top: 1px solid var(--line); }

.faq-item {
  margin-bottom: .6rem;
}
.faq-item:hover { border-color: color-mix(in srgb, var(--accent-2) 40%, var(--line)); }
.faq-q { color: var(--text); font-weight: 600; }
.faq-a { color: var(--prose); }

.site-footer {
  border-top: 1px solid var(--line);
  background: color-mix(in srgb, var(--panel) 50%, transparent);
}

a { transition: color .2s ease; }
.article a { color: var(--accent-2); text-decoration-color: color-mix(in srgb, var(--accent-2) 40%, transparent); }
.article a:hover { color: var(--accent); }