:root {
  --navy: #1e3a5f;
  --navy-dark: #142943;
  --navy-darker: #0d1c2e;
  --accent: #16a34a;
  --accent-dark: #15803d;
  --bg: #ffffff;
  --bg-alt: #f6f8fb;
  --text: #1e293b;
  --muted: #64748b;
  --border: #e2e8f0;
  --radius: 14px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1720;
    --bg-alt: #141f2c;
    --text: #e6edf5;
    --muted: #94a3b8;
    --border: #223244;
  }
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.55;
}

img, svg { display: block; max-width: 100%; }

a { color: inherit; text-decoration: none; }

.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ── Buttons ─────────────────────────────────────────────── */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 10px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: transform 0.15s ease, background-color 0.15s ease, opacity 0.15s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }

.btn-sm { padding: 8px 16px; font-size: 13px; }
.btn-lg { padding: 14px 28px; font-size: 16px; }

.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-dark); }

.btn-ghost {
  background: transparent;
  color: var(--navy);
  border: 1.5px solid var(--border);
}
.btn-ghost:hover { background: var(--bg-alt); }

@media (prefers-color-scheme: dark) {
  .btn-ghost { color: #dce7f2; }
}

.btn-ghost-invert {
  background: transparent;
  color: #fff;
  border: 1.5px solid rgba(255,255,255,0.35);
}
.btn-ghost-invert:hover { background: rgba(255,255,255,0.1); }

/* ── Header ──────────────────────────────────────────────── */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 18px;
  color: var(--text);
  flex-shrink: 0;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 9px;
  background: var(--navy);
  flex-shrink: 0;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 28px;
  font-size: 14.5px;
  font-weight: 500;
  color: var(--muted);
  flex: 1;
  justify-content: center;
}
.site-nav a:hover { color: var(--text); }

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: none;
  padding: 8px;
  cursor: pointer;
}
.nav-toggle span {
  width: 20px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
}

/* ── Hero ────────────────────────────────────────────────── */

.hero {
  background: linear-gradient(180deg, var(--bg-alt) 0%, var(--bg) 100%);
  padding: 72px 0 88px;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: center;
}

.eyebrow {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--accent-dark);
  margin-bottom: 14px;
}

@media (prefers-color-scheme: dark) {
  .eyebrow { color: #4ade80; }
}

.hero h1 {
  font-size: 40px;
  line-height: 1.18;
  margin: 0 0 20px;
  letter-spacing: -0.01em;
}

.lead {
  font-size: 17px;
  color: var(--muted);
  margin: 0 0 30px;
  max-width: 52ch;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 18px;
}
.hero-actions.center { justify-content: center; }

.hero-note {
  font-size: 13px;
  color: var(--muted);
  margin: 0;
}

.hero-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  box-shadow: 0 20px 50px -20px rgba(20, 41, 67, 0.25);
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.hero-card-row {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 14px;
  font-weight: 500;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}
.hero-card-row:last-child { border-bottom: none; padding-bottom: 0; }
.hero-card-row.muted { color: var(--muted); font-weight: 400; }

.dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  flex-shrink: 0;
}
.dot-red { background: #ef4444; }
.dot-amber { background: #f59e0b; }
.dot-green { background: #22c55e; }
.dot-gray { background: #94a3b8; }

/* ── Pillars ─────────────────────────────────────────────── */

.pillars {
  background: var(--navy);
  padding: 56px 0;
}

.pillars-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.pillar { color: #e6edf5; }

.pillar-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: rgba(255,255,255,0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  color: #7dd3a8;
}
.pillar-icon svg { width: 22px; height: 22px; }

.pillar h3 {
  font-size: 18px;
  margin: 0 0 8px;
}

.pillar p {
  font-size: 14.5px;
  color: #b9c8da;
  margin: 0;
}

/* ── Sections ────────────────────────────────────────────── */

.section { padding: 88px 0; }
.section-alt { background: var(--bg-alt); }

.section-head {
  text-align: center;
  max-width: 620px;
  margin: 0 auto 48px;
}
.section-head h2 {
  font-size: 30px;
  margin: 10px 0 12px;
  letter-spacing: -0.01em;
}
.section-head p {
  color: var(--muted);
  font-size: 15.5px;
  margin: 0;
}
.section-head .eyebrow { margin-bottom: 6px; }

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.feature {
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg);
}
.feature h4 { margin: 0 0 8px; font-size: 16px; }
.feature p { margin: 0; color: var(--muted); font-size: 14px; }

.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--navy);
  color: #fff;
  font-weight: 700;
  font-size: 14px;
  margin-bottom: 16px;
}

.step h4 { margin: 0 0 8px; font-size: 15.5px; }
.step p { margin: 0; color: var(--muted); font-size: 14px; }

.audience-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.audience-card {
  padding: 22px;
  border-radius: var(--radius);
  background: var(--bg-alt);
  text-align: center;
}
.audience-card h4 { margin: 0 0 8px; font-size: 15px; }
.audience-card p { margin: 0; color: var(--muted); font-size: 13.5px; }

/* ── CTA final ───────────────────────────────────────────── */

.cta-final {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-darker) 100%);
  padding: 72px 0;
  color: #fff;
  text-align: center;
}
.cta-final-inner h2 {
  font-size: 28px;
  margin: 0 0 10px;
}
.cta-final-inner p {
  color: #b9c8da;
  margin: 0 0 28px;
  font-size: 15.5px;
}

/* ── Footer ──────────────────────────────────────────────── */

.site-footer {
  background: var(--navy-darker);
  color: #93a5ba;
  padding: 32px 0 20px;
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  padding-bottom: 20px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  color: #fff;
}
.footer-contact a, .footer-links a { font-size: 14px; }
.footer-contact a:hover, .footer-links a:hover { color: #fff; }
.footer-bottom {
  padding-top: 18px;
  font-size: 13px;
}
.footer-bottom p { margin: 0; }

/* ── Responsive ──────────────────────────────────────────── */

@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-art { order: -1; }
  .pillars-grid { grid-template-columns: 1fr; gap: 28px; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .audience-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 720px) {
  .site-nav { display: none; }
  .nav-toggle { display: flex; }
  .hero h1 { font-size: 30px; }
  .lead { font-size: 15.5px; }
  .section { padding: 56px 0; }
  .section-head h2 { font-size: 24px; }
  .features-grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .audience-grid { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
}

/* Mobile nav drawer */
@media (max-width: 720px) {
  .site-nav.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    padding: 16px 24px 24px;
    gap: 16px;
  }
}