:root {
  --bg: #0b1220;
  --panel: #121a2b;
  --panel-2: #18233a;
  --text: #e8eefc;
  --muted: #a6b4d1;
  --line: rgba(255,255,255,0.08);
  --accent: #f7c948;
  --accent-2: #8ed1fc;
  --ok: #3ddc97;
  --danger: #ff8a80;
  --shadow: 0 18px 50px rgba(0,0,0,0.28);
  --radius: 22px;
  --max: 1180px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, Arial, sans-serif;
  background:
    radial-gradient(circle at top right, rgba(247,201,72,0.12), transparent 28%),
    radial-gradient(circle at left top, rgba(142,209,252,0.10), transparent 28%),
    linear-gradient(180deg, #0b1220, #0d1526 35%, #0b1220 100%);
  color: var(--text);
  line-height: 1.6;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.container { width: min(var(--max), calc(100% - 32px)); margin: 0 auto; }
header.site-header {
  position: sticky; top: 0; z-index: 20;
  backdrop-filter: blur(14px);
  background: rgba(11,18,32,0.72);
  border-bottom: 1px solid var(--line);
}
.nav-wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 74px; }
.brand { display: flex; align-items: center; gap: 12px; font-weight: 800; letter-spacing: 0.02em; }
.brand-mark {
  width: 42px; height: 42px; border-radius: 14px;
  background: linear-gradient(135deg, var(--accent), #ffec99);
  color: #1d2433; display: grid; place-items: center; font-weight: 900; box-shadow: var(--shadow);
}
nav.main-nav { display: flex; gap: 20px; flex-wrap: wrap; }
nav.main-nav a { color: var(--muted); font-weight: 600; }
nav.main-nav a:hover, nav.main-nav a.active { color: var(--text); }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 48px; padding: 0 18px; border-radius: 999px;
  border: 1px solid transparent; font-weight: 700; transition: .2s ease; cursor: pointer;
}
.btn-primary { background: linear-gradient(135deg, var(--accent), #ffe082); color: #1b2231; }
.btn-primary:hover { transform: translateY(-1px); }
.btn-secondary { border-color: var(--line); color: var(--text); background: rgba(255,255,255,0.03); }
.btn-secondary:hover { border-color: rgba(255,255,255,0.18); }
.hero { padding: 82px 0 50px; }
.hero-grid { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 30px; align-items: center; }
.eyebrow {
  display: inline-flex; gap: 10px; align-items: center; padding: 8px 14px; border-radius: 999px;
  border: 1px solid rgba(247,201,72,0.22); background: rgba(247,201,72,0.08); color: #ffe28a; font-size: 14px; font-weight: 700;
}
.hero h1, .page-hero h1 { font-size: clamp(38px, 6vw, 64px); line-height: 1.02; margin: 16px 0 14px; }
.hero p.lead, .page-hero p.lead { font-size: 19px; color: var(--muted); max-width: 760px; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 24px; }
.card {
  background: linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0.02));
  border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow);
}
.hero-card { padding: 26px; }
.bill-total {
  font-size: 46px; font-weight: 900; margin: 6px 0 2px;
}
.kpi-grid, .stats-grid, .feature-grid, .option-grid, .faq-grid, .scheme-grid, .steps-grid, .source-grid { display: grid; gap: 18px; }
.kpi-grid { grid-template-columns: repeat(2, 1fr); margin-top: 18px; }
.kpi, .stat, .feature, .option, .scheme, .faq, .source-card { padding: 20px; }
.kpi small, .stat small { display: block; color: var(--muted); text-transform: uppercase; letter-spacing: 0.08em; font-size: 12px; }
.kpi strong, .stat strong { display: block; font-size: 28px; margin-top: 4px; }
.section { padding: 42px 0; }
.section-head { margin-bottom: 20px; }
.section-head h2 { font-size: clamp(28px, 4vw, 42px); margin: 0 0 8px; }
.section-head p { color: var(--muted); margin: 0; max-width: 820px; }
.stats-grid { grid-template-columns: repeat(4, 1fr); }
.feature-grid { grid-template-columns: repeat(3, 1fr); }
.option-grid { grid-template-columns: repeat(2, 1fr); }
.scheme-grid, .faq-grid, .source-grid { grid-template-columns: repeat(2, 1fr); }
.steps-grid { grid-template-columns: repeat(4, 1fr); }
.page-hero { padding: 72px 0 24px; }
.badge {
  display: inline-flex; align-items: center; padding: 6px 10px; border-radius: 999px; font-size: 12px; font-weight: 800;
  background: rgba(61,220,151,0.12); color: #8cf2c2; border: 1px solid rgba(61,220,151,0.18);
}
.badge.warn { background: rgba(247,201,72,0.10); color: #ffe28a; border-color: rgba(247,201,72,0.18); }
.badge.stop { background: rgba(255,138,128,0.12); color: #ffb1aa; border-color: rgba(255,138,128,0.18); }
.option h3, .feature h3, .scheme h3, .faq h3, .source-card h3 { margin-top: 14px; margin-bottom: 10px; font-size: 24px; }
.option ul, .feature ul, .scheme ul { padding-left: 18px; margin: 12px 0 0; color: var(--muted); }
.option li, .feature li, .scheme li { margin: 8px 0; }
.note {
  padding: 18px 20px; border-left: 4px solid var(--accent); background: rgba(247,201,72,0.08); color: #fff2bf; border-radius: 14px;
}
.compare {
  width: 100%; border-collapse: collapse; overflow: hidden; border-radius: 18px; border: 1px solid var(--line);
}
.compare th, .compare td { padding: 16px 14px; border-bottom: 1px solid var(--line); text-align: left; }
.compare th { color: #fff; background: rgba(255,255,255,0.03); }
.compare td { color: var(--muted); }
.compare tr:last-child td { border-bottom: none; }
.callout {
  padding: 28px; border-radius: var(--radius); background: linear-gradient(135deg, rgba(247,201,72,0.14), rgba(142,209,252,0.12));
  border: 1px solid rgba(255,255,255,0.08);
}
.callout h2 { margin-top: 0; }
footer.site-footer {
  padding: 36px 0 52px; border-top: 1px solid var(--line); margin-top: 28px;
}
.footer-grid { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 22px; align-items: start; }
.footer-grid p, .footer-grid li { color: var(--muted); }
.footer-links { display: grid; gap: 10px; }
.muted { color: var(--muted); }
.list-clean { list-style: none; padding: 0; margin: 0; }
.hr { height: 1px; background: var(--line); margin: 18px 0; }
.small { font-size: 14px; }
.cta-box { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 18px; }
.center { text-align: center; }
@media (max-width: 980px) {
  .hero-grid, .footer-grid, .feature-grid, .option-grid, .scheme-grid, .faq-grid, .source-grid, .steps-grid, .stats-grid { grid-template-columns: 1fr; }
  .kpi-grid { grid-template-columns: 1fr 1fr; }
  nav.main-nav { display: none; }
}
@media (max-width: 640px) {
  .hero { padding-top: 56px; }
  .page-hero { padding-top: 52px; }
  .kpi-grid { grid-template-columns: 1fr; }
  .hero h1, .page-hero h1 { font-size: 36px; }
  .hero p.lead, .page-hero p.lead { font-size: 17px; }
}