:root {
  --bg: #0b0e14;
  --bg-alt: #11151f;
  --card: #161b28;
  --card-border: #232a3b;
  --text: #e6e9f0;
  --text-dim: #9aa3b5;
  --accent: #4f8cff;
  --accent-soft: #2a3a5c;
  --pos: #2ecc71;
  --neg: #ff5c5c;
  --warn: #f1c40f;
  --mono: 'JetBrains Mono', monospace;
  --sans: 'Inter', system-ui, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ---------- nav ---------- */
.topnav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(11, 14, 20, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--card-border);
}
.nav-inner {
  max-width: 1180px; margin: 0 auto; padding: 14px 24px;
  display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap;
}
.brand { font-weight: 800; font-size: 15px; letter-spacing: 0.3px; }
.brand-accent { color: var(--accent); }
.nav-links { display: flex; gap: 20px; flex-wrap: wrap; }
.nav-links a {
  color: var(--text-dim); text-decoration: none; font-size: 13.5px; font-weight: 500;
  transition: color 0.15s;
}
.nav-links a:hover { color: var(--text); }

/* ---------- hero ---------- */
.hero {
  background:
    radial-gradient(900px 380px at 20% -10%, rgba(79, 140, 255, 0.16), transparent 60%),
    radial-gradient(700px 320px at 85% -20%, rgba(46, 204, 113, 0.08), transparent 60%),
    var(--bg);
  border-bottom: 1px solid var(--card-border);
}
.hero-inner { max-width: 1180px; margin: 0 auto; padding: 72px 24px 56px; }
.eyebrow {
  font-family: var(--mono); font-size: 12.5px; color: var(--accent);
  text-transform: uppercase; letter-spacing: 1.6px; margin-bottom: 18px;
}
.hero h1 {
  font-size: clamp(28px, 4.6vw, 48px);
  line-height: 1.12; font-weight: 800; letter-spacing: -0.5px;
  max-width: 900px; margin-bottom: 20px;
}
.hl { color: var(--accent); }
.lede { max-width: 860px; color: var(--text-dim); font-size: 16.5px; margin-bottom: 40px; }
.lede em { color: var(--text); font-style: normal; }
.hero-stats {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 14px;
}
.stat {
  background: var(--card); border: 1px solid var(--card-border); border-radius: 12px;
  padding: 18px 20px; display: flex; flex-direction: column; gap: 4px;
}
.stat-num { font-size: 26px; font-weight: 800; color: var(--accent); font-family: var(--mono); }
.stat-label { font-size: 12.5px; color: var(--text-dim); }

/* ---------- sections ---------- */
.section { padding: 64px 24px; }
.section.alt { background: var(--bg-alt); }
.section-inner { max-width: 1180px; margin: 0 auto; }
.section h2 {
  font-size: 26px; font-weight: 800; letter-spacing: -0.3px; margin-bottom: 8px;
}
.section-sub { color: var(--text-dim); margin-bottom: 28px; max-width: 820px; }

.callout {
  background: linear-gradient(135deg, rgba(79,140,255,0.12), rgba(46,204,113,0.06));
  border: 1px solid var(--accent-soft); border-left: 4px solid var(--accent);
  border-radius: 12px; padding: 22px 26px; font-size: 16.5px; margin-bottom: 32px;
}
.callout strong { color: var(--text); }

/* ---------- cards ---------- */
.card-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; }
.card {
  background: var(--card); border: 1px solid var(--card-border); border-radius: 14px; padding: 24px;
}
.card.good { border-top: 3px solid var(--pos); }
.card.bad { border-top: 3px solid var(--neg); }
.card.neutral { border-top: 3px solid var(--accent); }
.card h3 { font-size: 15px; font-weight: 700; margin-bottom: 12px; }
.card .big { font-size: 30px; font-weight: 800; font-family: var(--mono); margin: 2px 0; }
.card .big small { font-size: 13px; color: var(--text-dim); font-weight: 500; font-family: var(--sans); }
.card .sub { font-size: 13.5px; color: var(--text-dim); margin-top: 12px; }

/* ---------- tables ---------- */
.table-wrap { overflow-x: auto; border: 1px solid var(--card-border); border-radius: 12px; margin-bottom: 26px; }
.data-table { width: 100%; border-collapse: collapse; font-size: 14px; min-width: 720px; }
.data-table th, .data-table td { padding: 12px 16px; text-align: left; border-bottom: 1px solid var(--card-border); }
.data-table thead th {
  font-size: 12px; text-transform: uppercase; letter-spacing: 0.8px; color: var(--text-dim);
  background: var(--bg-alt); font-weight: 600;
}
.data-table tbody tr:hover { background: rgba(79, 140, 255, 0.05); }
.data-table tbody tr:last-child td { border-bottom: none; }
.data-table tr.best { background: rgba(46, 204, 113, 0.07); }
.data-table tr.best td:first-child { font-weight: 700; color: var(--pos); }
.tag {
  font-family: var(--mono); font-size: 11px; color: var(--text-dim);
  background: var(--bg-alt); border: 1px solid var(--card-border);
  padding: 2px 7px; border-radius: 6px; margin-left: 6px;
}
.pos { color: var(--pos); font-weight: 600; }
.neg { color: var(--neg); font-weight: 600; }

.mini-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.mini-table th, .mini-table td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--card-border); }
.mini-table th { font-size: 12px; text-transform: uppercase; letter-spacing: 0.8px; color: var(--text-dim); }

/* ---------- charts ---------- */
.chart-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); gap: 20px; margin-bottom: 18px; }
.chart-box {
  background: var(--card); border: 1px solid var(--card-border); border-radius: 14px; padding: 20px;
  min-height: 260px;
}
.chart-box canvas { max-height: 220px; }

.feature-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(330px, 1fr)); gap: 16px; }
.feature-card {
  background: var(--card); border: 1px solid var(--card-border); border-radius: 14px; padding: 22px;
}
.feature-card h3 { font-size: 15px; font-weight: 700; margin-bottom: 10px; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.feature-card p { font-size: 13.5px; color: var(--text-dim); margin-bottom: 14px; }
.verdict {
  font-size: 10.5px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.8px;
  padding: 3px 9px; border-radius: 20px; font-family: var(--mono);
}
.verdict.sup { background: rgba(46,204,113,0.15); color: var(--pos); }
.verdict.rev { background: rgba(255,92,92,0.15); color: var(--neg); }
.verdict.part { background: rgba(241,196,15,0.15); color: var(--warn); }
.verdict.none { background: rgba(154,163,181,0.15); color: var(--text-dim); }
.verdict.weak { background: rgba(154,163,181,0.15); color: var(--text-dim); }

/* mini bars (magnitude) */
.mini-bars { display: flex; flex-direction: column; gap: 10px; margin-top: 6px; }
.mini-bar { display: flex; align-items: center; gap: 10px; font-size: 12.5px; }
.mini-bar span { width: 44px; color: var(--text-dim); font-family: var(--mono); }
.mini-bar .bar { flex: 1; height: 10px; background: var(--bg-alt); border-radius: 6px; overflow: hidden; }
.mini-bar .bar i { display: block; height: 100%; background: linear-gradient(90deg, var(--neg), var(--warn)); border-radius: 6px; }
.mini-bar b { width: 58px; text-align: right; font-family: var(--mono); font-weight: 600; }

/* ---------- pills / verdicts table ---------- */
.pill {
  font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.6px;
  padding: 4px 10px; border-radius: 20px; font-family: var(--mono); white-space: nowrap;
}
.pill.ok { background: rgba(46,204,113,0.16); color: var(--pos); }
.pill.bad { background: rgba(255,92,92,0.16); color: var(--neg); }
.pill.warn { background: rgba(241,196,15,0.16); color: var(--warn); }
.verdicts td { vertical-align: top; }

/* ---------- plan ---------- */
.plan-list { list-style: none; counter-reset: plan; display: flex; flex-direction: column; gap: 14px; max-width: 900px; }
.plan-list li {
  counter-increment: plan; position: relative; padding: 18px 22px 18px 64px;
  background: var(--card); border: 1px solid var(--card-border); border-radius: 12px; font-size: 15px;
}
.plan-list li::before {
  content: counter(plan); position: absolute; left: 20px; top: 18px;
  width: 30px; height: 30px; border-radius: 50%;
  background: var(--accent-soft); color: var(--accent);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--mono); font-weight: 700; font-size: 14px;
}
.plan-list strong { color: var(--text); }

/* ---------- method ---------- */
.method-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 16px; }
.method-card {
  background: var(--card); border: 1px solid var(--card-border); border-radius: 14px; padding: 24px;
}
.method-card.wide { grid-column: 1 / -1; }
.method-card h3 { font-size: 15px; font-weight: 700; margin-bottom: 12px; }
.method-card p, .method-card li { font-size: 14px; color: var(--text-dim); }
.method-card ul { padding-left: 18px; display: flex; flex-direction: column; gap: 8px; }
.method-card pre {
  background: var(--bg); border: 1px solid var(--card-border); border-radius: 10px;
  padding: 14px 16px; font-family: var(--mono); font-size: 13px; overflow-x: auto; margin: 12px 0;
  color: var(--text);
}
.method-card code { font-family: var(--mono); font-size: 13px; color: var(--accent); }

.note { font-size: 12.5px; color: var(--text-dim); margin-top: 10px; }

/* ---------- footer ---------- */
.footer { border-top: 1px solid var(--card-border); padding: 36px 24px; }
.footer-inner { max-width: 1180px; margin: 0 auto; color: var(--text-dim); font-size: 13px; display: flex; flex-direction: column; gap: 6px; }
.footer a { color: var(--accent); text-decoration: none; }
.footer a:hover { text-decoration: underline; }

/* ---------- responsive ---------- */
@media (max-width: 720px) {
  .hero-inner { padding: 48px 20px 40px; }
  .section { padding: 48px 20px; }
  .chart-row { grid-template-columns: 1fr; }
  .feature-grid { grid-template-columns: 1fr; }
}