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

:root {
  --bg: #0d1117;
  --bg-2: #161b22;
  --fg: #e6edf3;
  --fg-muted: #8b949e;
  --accent: #00c896;
  --accent-warm: #f4a261;
  --border: #21262d;
  --font-display: 'Syne', system-ui, sans-serif;
  --font-body: 'DM Sans', system-ui, sans-serif;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ── Navigation ── */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid var(--border);
  background: rgba(13,17,23,0.92);
  backdrop-filter: blur(12px);
}
.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 32px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo { display: flex; align-items: center; gap: 10px; }
.nav-name { font-family: var(--font-display); font-weight: 700; font-size: 16px; letter-spacing: -0.02em; }
.nav-links { display: flex; gap: 32px; }
.nav-link { color: var(--fg-muted); text-decoration: none; font-size: 14px; font-weight: 400; transition: color 0.2s; }
.nav-link:hover { color: var(--fg); }

/* ── Hero ── */
.hero {
  max-width: 1200px;
  margin: 0 auto;
  padding: 80px 32px 64px;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 24px;
  border: 1px solid rgba(0,200,150,0.3);
  padding: 6px 14px;
  border-radius: 100px;
}
.badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}
.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(36px, 4vw, 56px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}
.teal { color: var(--accent); }
.hero-sub {
  font-size: 18px;
  color: var(--fg-muted);
  line-height: 1.7;
  max-width: 480px;
  margin-bottom: 40px;
}
.hero-metrics {
  display: flex;
  align-items: center;
  gap: 24px;
}
.metric { display: flex; flex-direction: column; }
.metric-num {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
}
.metric-label {
  font-size: 12px;
  color: var(--fg-muted);
  margin-top: 4px;
  line-height: 1.3;
}
.metric-sep {
  width: 1px;
  height: 36px;
  background: var(--border);
}
.hero-visual { display: flex; justify-content: flex-end; }
.hero-svg { width: 100%; max-width: 480px; height: auto; }

/* ── Standards ── */
.standards {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 24px 32px;
  background: var(--bg-2);
}
.standards-inner { max-width: 1200px; margin: 0 auto; }
.standards-label { font-size: 11px; text-transform: uppercase; letter-spacing: 0.1em; color: var(--fg-muted); margin-bottom: 16px; }
.standards-grid { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.standard-item { font-family: var(--font-display); font-size: 16px; font-weight: 700; letter-spacing: -0.02em; color: var(--fg); }
.standard-sep { color: var(--border); font-size: 18px; }

/* ── Features ── */
.features { max-width: 1200px; margin: 0 auto; padding: 96px 32px; }
.features-header { max-width: 600px; margin-bottom: 64px; }
.features-title {
  font-family: var(--font-display);
  font-size: clamp(28px, 3vw, 40px);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.025em;
  margin-bottom: 16px;
}
.features-desc { font-size: 17px; color: var(--fg-muted); line-height: 1.7; }
.features-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
}
.feature-card {
  background: var(--bg-2);
  padding: 40px;
  border: 1px solid var(--border);
  transition: border-color 0.2s;
}
.feature-card:hover { border-color: rgba(0,200,150,0.3); }
.feature-card--wide { grid-column: span 1; }
.feature-icon { margin-bottom: 20px; }
.feature-title {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}
.feature-body { font-size: 15px; color: var(--fg-muted); line-height: 1.7; }

/* ── Process ── */
.process { background: var(--bg-2); border-top: 1px solid var(--border); }
.process-inner { max-width: 1200px; margin: 0 auto; padding: 96px 32px; }
.process-header { max-width: 560px; margin-bottom: 64px; }
.process-title {
  font-family: var(--font-display);
  font-size: clamp(28px, 3vw, 40px);
  font-weight: 800;
  letter-spacing: -0.025em;
  margin-bottom: 16px;
  line-height: 1.15;
}
.process-desc { font-size: 17px; color: var(--fg-muted); line-height: 1.7; }
.process-timeline {
  display: grid;
  grid-template-columns: 1fr 40px 1fr 40px 1fr 40px 1fr;
  align-items: start;
  gap: 0;
}
.timeline-step { display: flex; flex-direction: column; gap: 12px; }
.step-num {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--accent);
  opacity: 0.6;
}
.step-body h4 {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}
.step-body p { font-size: 14px; color: var(--fg-muted); line-height: 1.6; }
.timeline-connector {
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: 28px;
}
.timeline-connector::after {
  content: '';
  width: 100%;
  height: 1px;
  background: var(--border);
}

/* ── Closing ── */
.closing { border-top: 1px solid var(--border); }
.closing-inner { max-width: 1200px; margin: 0 auto; padding: 96px 32px; display: grid; grid-template-columns: 1fr auto; align-items: end; gap: 64px; }
.closing-label { font-size: 11px; text-transform: uppercase; letter-spacing: 0.1em; color: var(--accent-warm); margin-bottom: 20px; }
.closing-headline {
  font-family: var(--font-display);
  font-size: clamp(28px, 3vw, 44px);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.025em;
  margin-bottom: 16px;
}
.closing-sub { font-size: 17px; color: var(--fg-muted); line-height: 1.7; max-width: 540px; }
.contact-email { font-family: var(--font-display); font-size: 18px; font-weight: 600; color: var(--accent); }

/* ── Footer ── */
.footer { border-top: 1px solid var(--border); }
.footer-inner { max-width: 1200px; margin: 0 auto; padding: 32px; display: flex; align-items: center; justify-content: space-between; }
.footer-logo { display: flex; align-items: center; gap: 8px; font-family: var(--font-display); font-weight: 700; font-size: 14px; }
.footer-copy { font-size: 13px; color: var(--fg-muted); }

/* ── Responsive ── */
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; gap: 48px; }
  .hero-visual { justify-content: flex-start; }
  .hero-svg { max-width: 360px; }
  .features-grid { grid-template-columns: 1fr; }
  .process-timeline { grid-template-columns: 1fr; }
  .timeline-connector { display: none; }
  .closing-inner { grid-template-columns: 1fr; }
  .nav-links { display: none; }
}
@media (max-width: 600px) {
  .hero { padding: 48px 20px 40px; }
  .features, .process-inner { padding: 64px 20px; }
  .closing-inner { padding: 64px 20px; }
  .footer-inner { flex-direction: column; gap: 16px; text-align: center; }
  .hero-metrics { gap: 16px; }
  .metric-num { font-size: 22px; }
}