:root {
  --bg: #f6f8fc;
  --surface: #ffffff;
  --text: #111827;
  --muted: #6b7280;
  --line: #e5e7eb;
  --primary: #2563eb;
  --primary-2: #7c3aed;
  --success: #16a34a;
  --warning: #f59e0b;
  --danger: #dc2626;
  --shadow: 0 18px 45px rgba(15, 23, 42, 0.08);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--text);
  background: var(--bg);
}
a { color: inherit; text-decoration: none; }
.container { width: min(1180px, calc(100% - 32px)); margin: 0 auto; }
.nav {
  position: sticky; top: 0; z-index: 20;
  backdrop-filter: blur(12px);
  background: rgba(255,255,255,.86);
  border-bottom: 1px solid rgba(229,231,235,.9);
}
.nav-inner { display:flex; align-items:center; justify-content:space-between; gap:16px; min-height:72px; }
.brand { display:flex; align-items:center; gap:12px; font-weight:800; }
.brand-mark {
  width: 40px; height: 40px; border-radius: 12px; display:grid; place-items:center;
  color:#fff; background: linear-gradient(135deg,var(--primary),var(--primary-2));
  box-shadow: var(--shadow);
}
.nav-links { display:flex; flex-wrap:wrap; gap:10px; align-items:center; }
.nav-links a {
  padding: 10px 14px; border-radius: 999px; color: var(--muted); font-weight: 600;
}
.nav-links a:hover, .nav-links a.active { background:#eef2ff; color:var(--primary); }
.hero {
  position: relative;
  overflow: hidden;
  background: radial-gradient(circle at top left, rgba(37,99,235,.12), transparent 30%),
              radial-gradient(circle at top right, rgba(124,58,237,.12), transparent 28%),
              linear-gradient(180deg, #fff 0%, #f7f8ff 100%);
}
.hero::before {
  content:''; position:absolute; inset:0;
  background-image: linear-gradient(rgba(17,24,39,.03) 1px, transparent 1px), linear-gradient(90deg, rgba(17,24,39,.03) 1px, transparent 1px);
  background-size: 32px 32px; mask-image: linear-gradient(to bottom, rgba(0,0,0,.35), transparent 70%);
}
.hero-content { position:relative; padding: 88px 0 72px; text-align:center; }
.badge {
  display:inline-flex; align-items:center; gap:8px; padding:8px 12px; border-radius:999px;
  background:#dbeafe; color:#1d4ed8; font-size:14px; font-weight:700; margin-bottom:18px;
}
.hero h1 { font-size: clamp(2.4rem, 6vw, 4.6rem); line-height:1.03; margin: 0 0 18px; }
.gradient { background: linear-gradient(135deg, var(--primary), var(--primary-2)); -webkit-background-clip:text; background-clip:text; color:transparent; }
.lead { max-width: 820px; margin: 0 auto; color: var(--muted); font-size: 1.15rem; line-height: 1.8; }
.actions { display:flex; justify-content:center; flex-wrap:wrap; gap:14px; margin-top: 28px; }
.button {
  display:inline-flex; align-items:center; justify-content:center; gap:10px; min-height:48px; padding: 0 20px;
  border-radius: 14px; border:1px solid transparent; font-weight:700; transition:.2s ease;
}
.button.primary { background: linear-gradient(135deg, var(--primary), var(--primary-2)); color:#fff; box-shadow: var(--shadow); }
.button.primary:hover { transform: translateY(-1px); }
.button.secondary { background:#fff; border-color:var(--line); color:var(--text); }
.section { padding: 76px 0; }
.section.alt { background:#fff; }
.section-header { text-align:center; max-width:760px; margin: 0 auto 34px; }
.section-header h2 { font-size: clamp(1.9rem, 4vw, 3rem); margin:0 0 14px; }
.section-header p { color: var(--muted); font-size: 1.05rem; line-height: 1.75; margin:0; }
.grid { display:grid; gap:20px; }
.grid.cols-4 { grid-template-columns: repeat(4, minmax(0,1fr)); }
.grid.cols-3 { grid-template-columns: repeat(3, minmax(0,1fr)); }
.grid.cols-2 { grid-template-columns: repeat(2, minmax(0,1fr)); }
.card {
  background: var(--surface); border:1px solid var(--line); border-radius: 24px; padding: 24px; box-shadow: var(--shadow);
}
.icon {
  width: 52px; height:52px; border-radius:16px; display:grid; place-items:center;
  background:#eff6ff; color: var(--primary); font-weight: 800; font-size: 1.1rem; margin-bottom: 16px;
}
.card h3 { margin: 0 0 10px; font-size: 1.1rem; }
.card p { margin:0; color: var(--muted); line-height: 1.7; }
.metrics { display:grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap:16px; }
.metric { text-align:center; background:#fff; border:1px solid var(--line); padding:20px; border-radius:20px; }
.metric strong { display:block; font-size:2rem; margin-bottom:8px; }
.metric span { color: var(--muted); }
.steps { display:grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap:16px; }
.step { position:relative; }
.step .num { width:42px; height:42px; border-radius:50%; background:#eff6ff; color:var(--primary); display:grid; place-items:center; font-weight:800; margin-bottom: 12px; }
.role-pill { display:inline-flex; padding:8px 12px; border-radius:999px; font-size:13px; font-weight:800; margin-bottom:12px; }
.role-red { background:#fef2f2; color:#b91c1c; }
.role-blue { background:#eff6ff; color:#1d4ed8; }
.role-green { background:#ecfdf5; color:#047857; }
.role-gray { background:#f3f4f6; color:#374151; }
.cta {
  background: linear-gradient(135deg, #111827, #1f2937 45%, #312e81);
  color:#fff; border-radius: 32px; padding: 36px; display:flex; align-items:center; justify-content:space-between; gap:20px;
}
.cta p { color: rgba(255,255,255,.8); }
.footer { padding: 28px 0 44px; color: var(--muted); font-size:.95rem; }
.list { display:grid; gap:12px; }
.list-item { display:flex; gap:12px; align-items:flex-start; }
.dot { width:10px; height:10px; border-radius:50%; background:linear-gradient(135deg, var(--primary), var(--primary-2)); margin-top:8px; flex:none; }
.kpi { display:flex; align-items:center; justify-content:space-between; padding:16px 18px; border:1px solid var(--line); border-radius:18px; background:#fff; }
.kpi strong { font-size:1.4rem; }
.notice { padding: 14px 16px; border-radius: 16px; background:#eff6ff; color:#1e3a8a; border:1px solid #bfdbfe; }
@media (max-width: 980px) {
  .grid.cols-4, .grid.cols-3, .metrics, .steps { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .cta { flex-direction:column; align-items:flex-start; }
}
@media (max-width: 680px) {
  .nav-inner { flex-direction:column; padding:14px 0; }
  .grid.cols-4, .grid.cols-3, .grid.cols-2, .metrics, .steps { grid-template-columns: 1fr; }
  .hero-content { padding:72px 0 56px; }
}