:root {
  color-scheme: light;
  font-family: "Segoe UI", -apple-system, BlinkMacSystemFont, Roboto, Arial, sans-serif;
  --bg: #fafafa;
  --surface: #ffffff;
  --text: #0f172a;
  --muted: #64748b;
  --line: #e2e8f0;
  --accent: #1d4ed8;
  --accent-hover: #1e40af;
  --dark: #0b1220;
  --dark-muted: #94a3b8;
  --radius: 12px;
  --shadow: 0 20px 50px rgba(15, 23, 42, 0.08);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--text); line-height: 1.6; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; }

.shell { width: min(1120px, calc(100% - 48px)); margin: 0 auto; }

.site-header {
  position: sticky; top: 0; z-index: 20;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.nav { display: flex; align-items: center; justify-content: space-between; padding: 18px 0; gap: 16px; }
.brand { display: inline-flex; align-items: center; gap: 12px; font-weight: 700; font-size: 15px; letter-spacing: -0.02em; }
.brand-stack { display: flex; flex-direction: column; gap: 1px; line-height: 1.15; }
.brand-product { font-size: 15px; font-weight: 700; letter-spacing: -0.02em; }
.brand-by { color: var(--muted); font-size: 11px; font-weight: 600; letter-spacing: 0.04em; text-transform: uppercase; }
.brand-mark {
  width: 36px; height: 36px; border-radius: 10px;
  background: linear-gradient(135deg, #1d4ed8, #0f172a);
  color: #fff; display: grid; place-items: center; font-size: 15px; font-weight: 800;
}
.nav-links { display: flex; align-items: center; gap: 28px; flex-wrap: wrap; }
.nav-links a { color: var(--muted); font-size: 14px; font-weight: 500; }
.nav-links a:hover { color: var(--text); }
.lang-switch {
  display: inline-flex; gap: 2px; padding: 3px; border-radius: 8px;
  border: 1px solid var(--line); background: #fff; font-size: 12px; font-weight: 700;
}
.lang-switch a {
  padding: 5px 9px; border-radius: 6px; color: var(--muted); line-height: 1;
}
.lang-switch a.active,
.lang-switch a:hover { color: var(--text); background: #f1f5f9; }
.nav-cta { display: flex; gap: 10px; align-items: center; }

.button {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 12px 22px; border-radius: 10px; font-weight: 600; font-size: 14px;
  border: 1px solid transparent; transition: 0.15s ease;
}
.button.primary { background: var(--accent); color: #fff; }
.button.primary:hover { background: var(--accent-hover); }
.button.secondary { background: #fff; color: var(--text); border-color: var(--line); }
.button.secondary:hover { border-color: #cbd5e1; }
.button.ghost { background: transparent; color: #fff; border-color: rgba(255,255,255,0.25); }
.button.ghost:hover { background: rgba(255,255,255,0.08); }
.button.small { padding: 9px 16px; font-size: 13px; }

.hero-dark {
  background: radial-gradient(circle at top right, rgba(37, 99, 235, 0.25), transparent 40%),
              linear-gradient(180deg, #0b1220 0%, #111827 100%);
  color: #fff; padding: 72px 0 88px;
}
.hero-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 48px; align-items: center; }
.eyebrow {
  display: inline-block; margin-bottom: 18px; padding: 6px 12px; border-radius: 999px;
  background: rgba(255,255,255,0.08); color: var(--dark-muted); font-size: 12px;
  text-transform: uppercase; letter-spacing: 0.12em; font-weight: 600;
}
.hero-dark h1 {
  margin: 0 0 18px; font-size: clamp(2.2rem, 4.5vw, 3.6rem); line-height: 1.05;
  letter-spacing: -0.04em; max-width: 12ch;
}
.hero-dark .lead { color: var(--dark-muted); font-size: 18px; max-width: 54ch; margin: 0; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 28px; }
.hero-note { margin-top: 18px; color: #64748b; font-size: 13px; }

.hero-panel {
  background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.08);
  border-radius: 18px; padding: 24px; box-shadow: var(--shadow);
}
.metric-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.metric {
  background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.06);
  border-radius: 12px; padding: 16px;
}
.metric strong { display: block; font-size: 24px; margin-bottom: 4px; }
.metric span { color: var(--dark-muted); font-size: 13px; }
.panel-list { margin: 20px 0 0; padding: 0; list-style: none; }
.panel-list li {
  padding: 10px 0; border-top: 1px solid rgba(255,255,255,0.08);
  color: var(--dark-muted); font-size: 14px;
}
.panel-list li::before { content: "✓ "; color: #60a5fa; }

.section { padding: 72px 0; }
.section-head { max-width: 640px; margin-bottom: 36px; }
.section-head h2 { margin: 0 0 12px; font-size: 32px; letter-spacing: -0.03em; }
.section-head p { margin: 0; color: var(--muted); font-size: 17px; }

.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.step {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 24px; box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04);
}
.step-num { color: var(--accent); font-size: 13px; font-weight: 700; letter-spacing: 0.08em; }
.step h3 { margin: 10px 0 8px; font-size: 18px; }
.step p { margin: 0; color: var(--muted); font-size: 14px; }

.service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.service-card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 24px; display: flex; flex-direction: column; gap: 14px; min-height: 100%;
}
.service-card-head { display: flex; justify-content: space-between; gap: 12px; align-items: start; }
.service-card h3 { margin: 0; font-size: 18px; letter-spacing: -0.02em; }
.service-card p { margin: 0; color: var(--muted); font-size: 14px; flex: 1; }
.service-card .button { align-self: flex-start; }

.badge { font-size: 11px; padding: 5px 10px; border-radius: 999px; font-weight: 700; white-space: nowrap; }
.badge.live { background: #dcfce7; color: #166534; }
.badge.soon { background: #f1f5f9; color: #475569; }

.trust-row {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px;
  padding: 28px 0 0; border-top: 1px solid var(--line);
}
.trust-item { font-size: 14px; color: var(--muted); }
.trust-item strong { display: block; color: var(--text); font-size: 15px; margin-bottom: 4px; }

.cta-band {
  margin: 0 24px 72px; border-radius: 20px; padding: 48px;
  background: linear-gradient(135deg, #1d4ed8, #0f172a); color: #fff;
}
.cta-band h2 { margin: 0 0 12px; font-size: 30px; letter-spacing: -0.03em; }
.cta-band p { margin: 0 0 24px; color: #cbd5e1; max-width: 560px; }

.site-footer {
  border-top: 1px solid var(--line); padding: 32px 0 48px; color: var(--muted); font-size: 14px;
}
.footer-grid { display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.footer-links { display: flex; gap: 20px; flex-wrap: wrap; }
.footer-links a:hover { color: var(--text); }
.footer-company { color: var(--muted); font-size: 13px; font-weight: 600; }

.page { padding: 48px 0 72px; }
.page h1 { margin-top: 0; font-size: 34px; letter-spacing: -0.03em; }
.lead { color: var(--muted); font-size: 18px; }
.feature-list, .service-list { padding-left: 20px; color: var(--muted); }
.muted { color: var(--muted); }
.actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 24px; }

@media (max-width: 900px) {
  .hero-grid, .steps, .service-grid, .trust-row { grid-template-columns: 1fr; }
  .nav-links > a:not(.button) { display: none; }
}