/* ── Reset & Base ───────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --navy: #0f172a;
  --navy-light: #1e293b;
  --blue: #2563eb;
  --blue-light: #3b82f6;
  --text: #1e293b;
  --text-muted: #64748b;
  --border: #e2e8f0;
  --bg: #ffffff;
  --bg-subtle: #f8fafc;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ── Nav ────────────────────────────────────────────────────── */
nav {
  position: sticky;
  top: 0;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
  z-index: 100;
  padding: 16px 0;
}

.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-size: 20px;
  font-weight: 700;
  color: var(--navy);
  letter-spacing: -0.5px;
}

/* ── Buttons ────────────────────────────────────────────────── */
.btn-primary {
  display: inline-block;
  background: var(--blue);
  color: white;
  padding: 12px 24px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  font-size: 15px;
  transition: background 0.15s;
}
.btn-primary:hover { background: #1d4ed8; }
.btn-primary.large { padding: 16px 32px; font-size: 16px; }

.btn-nav {
  display: inline-block;
  background: var(--navy);
  color: white;
  padding: 8px 18px;
  border-radius: 6px;
  text-decoration: none;
  font-weight: 500;
  font-size: 14px;
  transition: background 0.15s;
}
.btn-nav:hover { background: var(--navy-light); }

.btn-ghost {
  display: inline-block;
  color: var(--text-muted);
  text-decoration: none;
  font-weight: 500;
  font-size: 15px;
  transition: color 0.15s;
}
.btn-ghost:hover { color: var(--text); }

/* ── Hero ───────────────────────────────────────────────────── */
.hero {
  padding: 100px 0 80px;
  background: var(--bg-subtle);
  border-bottom: 1px solid var(--border);
}

.badge {
  display: inline-block;
  background: #dbeafe;
  color: var(--blue);
  padding: 6px 14px;
  border-radius: 100px;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 24px;
  letter-spacing: 0.01em;
}

.hero h1 {
  font-size: clamp(36px, 5vw, 60px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -1.5px;
  color: var(--navy);
  margin-bottom: 24px;
  max-width: 700px;
}

.hero-sub {
  font-size: 18px;
  color: var(--text-muted);
  max-width: 560px;
  margin-bottom: 40px;
  line-height: 1.7;
}

.hero-cta {
  display: flex;
  gap: 20px;
  align-items: center;
  flex-wrap: wrap;
}

/* ── Stats ──────────────────────────────────────────────────── */
.stats {
  padding: 48px 0;
  border-bottom: 1px solid var(--border);
}

.stats-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 0 48px;
}

.stat-num {
  font-size: 40px;
  font-weight: 700;
  color: var(--navy);
  letter-spacing: -1px;
  line-height: 1;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 14px;
  color: var(--text-muted);
  max-width: 160px;
  line-height: 1.4;
}

.stat-divider {
  width: 1px;
  height: 60px;
  background: var(--border);
  flex-shrink: 0;
}

/* ── Sections ───────────────────────────────────────────────── */
.section { padding: 100px 0; }

.section-dark {
  background: var(--navy);
  color: white;
}

.section-label {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 16px;
}
.section-label.light { color: #93c5fd; }

.section h2 {
  font-size: clamp(28px, 3.5vw, 44px);
  font-weight: 700;
  letter-spacing: -1px;
  line-height: 1.15;
  margin-bottom: 20px;
  color: var(--navy);
}
.section h2.light { color: white; }

.section-sub {
  font-size: 17px;
  color: var(--text-muted);
  max-width: 600px;
  line-height: 1.7;
  margin-bottom: 60px;
}
.section-sub.light { color: #94a3b8; }

/* ── Pain Grid ──────────────────────────────────────────────── */
.pain-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
  margin-top: 48px;
}

.pain-card {
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px;
}

.pain-icon { font-size: 28px; margin-bottom: 16px; }

.pain-card h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 10px;
}

.pain-card p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ── Flow ───────────────────────────────────────────────────── */
.flow {
  display: flex;
  align-items: flex-start;
  gap: 0;
  margin-top: 60px;
  flex-wrap: wrap;
}

.flow-step {
  flex: 1;
  min-width: 200px;
  padding: 0 24px;
}

.flow-step:first-child { padding-left: 0; }
.flow-step:last-child { padding-right: 0; }

.flow-num {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: #93c5fd;
  margin-bottom: 12px;
}

.flow-step h3 {
  font-size: 17px;
  font-weight: 600;
  color: white;
  margin-bottom: 10px;
}

.flow-step p {
  font-size: 14px;
  color: #94a3b8;
  line-height: 1.6;
}

.flow-arrow {
  font-size: 24px;
  color: #334155;
  padding-top: 12px;
  flex-shrink: 0;
}

/* ── ICP Grid ───────────────────────────────────────────────── */
.icp-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
  margin-top: 48px;
}

.icp-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 16px;
  color: var(--text);
}

.check {
  color: var(--blue);
  font-weight: 700;
  font-size: 18px;
  flex-shrink: 0;
}

/* ── CTA ────────────────────────────────────────────────────── */
.section-cta {
  background: var(--bg-subtle);
  border-top: 1px solid var(--border);
  text-align: center;
}

.cta-inner h2 {
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}

.cta-inner p {
  font-size: 17px;
  color: var(--text-muted);
  margin-bottom: 32px;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

.cta-sub {
  margin-top: 20px;
  font-size: 14px;
  color: var(--text-muted);
}

.cta-sub a { color: var(--blue); text-decoration: none; }
.cta-sub a:hover { text-decoration: underline; }

/* ── Footer ─────────────────────────────────────────────────── */
footer {
  background: var(--navy);
  padding: 48px 0;
}

.footer-inner {
  text-align: center;
}

.footer-logo {
  font-size: 22px;
  font-weight: 700;
  color: white;
  margin-bottom: 12px;
}

.footer-tagline {
  font-size: 14px;
  color: #64748b;
  margin-bottom: 16px;
}

.footer-copy {
  font-size: 13px;
  color: #475569;
}

.footer-copy a {
  color: #64748b;
  text-decoration: none;
}
.footer-copy a:hover { color: white; }

/* ── Responsive ─────────────────────────────────────────────── */
@media (max-width: 768px) {
  .hero { padding: 60px 0; }
  .stats-inner { flex-direction: column; gap: 32px; }
  .stat-divider { width: 60px; height: 1px; }
  .flow { flex-direction: column; gap: 40px; }
  .flow-arrow { display: none; }
  .flow-step { padding: 0; }
}