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

body {
  background:
    radial-gradient(900px 500px at 12% -8%, rgba(79, 224, 168, 0.10), transparent 60%),
    radial-gradient(700px 480px at 92% 4%, rgba(170, 240, 209, 0.07), transparent 55%),
    linear-gradient(165deg, var(--bg), var(--panel-2));
  background-attachment: fixed;
}

.section {
  position: relative;
}
.section::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(600px 300px at 80% 0%, rgba(79, 224, 168, 0.05), transparent 70%);
  pointer-events: none;
  z-index: 0;
}

.site-header {
  background: rgba(12, 21, 18, 0.62);
  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(520px 360px at 70% 30%, rgba(79, 224, 168, 0.12), transparent 65%);
  pointer-events: none;
}
.hero-title {
  letter-spacing: -0.01em;
  font-weight: 800;
  background: linear-gradient(120deg, var(--text), var(--accent) 130%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.fact {
  background: var(--glass);
  backdrop-filter: blur(14px) saturate(1.4);
  -webkit-backdrop-filter: blur(14px) saturate(1.4);
  border: 1px solid rgba(170, 240, 209, 0.25);
  border-radius: 18px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.35);
}
.fact b { color: var(--accent); }

.card, .feature, .faq-item, .article {
  position: relative;
  background: var(--glass);
  backdrop-filter: blur(14px) saturate(1.4);
  -webkit-backdrop-filter: blur(14px) saturate(1.4);
  border: 1px solid rgba(170, 240, 209, 0.25);
  border-radius: 22px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.35);
  transition: transform 0.28s ease, box-shadow 0.28s ease, border-color 0.28s ease;
}
.card:hover, .feature:hover {
  transform: translateY(-5px);
  border-color: rgba(79, 224, 168, 0.55);
  box-shadow: 0 14px 40px rgba(0, 0, 0, 0.45), 0 0 22px rgba(79, 224, 168, 0.18);
}

.feature .icon {
  color: var(--on-accent);
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border: 1px solid rgba(170, 240, 209, 0.3);
  border-radius: 16px;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.badge {
  background: rgba(79, 224, 168, 0.12);
  border: 1px solid rgba(170, 240, 209, 0.3);
  border-radius: 999px;
  color: var(--accent);
  letter-spacing: 0.02em;
}

.btn {
  border-radius: 14px;
  transition: transform 0.2s ease, box-shadow 0.25s ease, filter 0.25s ease;
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: var(--on-accent);
  border: 1px solid rgba(170, 240, 209, 0.35);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4), 0 0 26px rgba(79, 224, 168, 0.45);
  filter: brightness(1.05);
}
.btn-ghost {
  background: var(--glass);
  backdrop-filter: blur(10px) saturate(1.4);
  -webkit-backdrop-filter: blur(10px) saturate(1.4);
  border: 1px solid rgba(170, 240, 209, 0.28);
}
.btn-ghost:hover {
  border-color: var(--accent);
  box-shadow: 0 0 18px rgba(79, 224, 168, 0.2);
}

.tabs .tab {
  background: var(--glass);
  border: 1px solid var(--line);
  border-radius: 12px;
  transition: all 0.22s ease;
}
.tabs .tab.active {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: var(--on-accent);
  border-color: rgba(170, 240, 209, 0.4);
  box-shadow: 0 0 20px rgba(79, 224, 168, 0.3);
}

.tile {
  position: relative;
  border: 1px solid rgba(170, 240, 209, 0.22);
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.35);
  transition: transform 0.28s ease, box-shadow 0.28s ease, border-color 0.28s ease;
}
.tile:hover {
  transform: translateY(-4px);
  border-color: rgba(79, 224, 168, 0.55);
  box-shadow: 0 14px 40px rgba(0, 0, 0, 0.45), 0 0 22px rgba(79, 224, 168, 0.2);
}
.tile.noimg {
  background: linear-gradient(150deg, var(--panel), var(--panel-2));
}
.tile .nm { color: var(--text); font-weight: 600; }
.tile .gp { color: var(--accent); }

.faq-item:hover { border-color: rgba(79, 224, 168, 0.45); }
.faq-q { color: var(--text); font-weight: 600; }

.table {
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid var(--line);
}
.table th {
  background: rgba(79, 224, 168, 0.1);
  color: var(--text);
}

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