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

:root {
  --bg: #F9F7F4;
  --bg-alt: #F0EDE8;
  --fg: #1A1A1A;
  --fg-muted: #6B6560;
  --accent: #D97706;
  --accent-warm: #F5E6D3;
  --border: #E0DCD5;
  --card: #FFFFFF;
  --serif: 'Instrument Serif', Georgia, serif;
  --sans: 'Instrument Sans', system-ui, sans-serif;
}

html { font-size: 16px; scroll-behavior: smooth; }

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

/* === Navigation === */
.nav {
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem;
}
.nav-logo {
  font-family: var(--serif);
  font-size: 1.4rem;
  font-style: italic;
  letter-spacing: -0.01em;
  color: var(--fg);
}

/* === Hero === */
.hero {
  position: relative;
  overflow: hidden;
  padding: 5rem 0 4rem;
}
.hero-bg-shape {
  position: absolute;
  top: -80px;
  right: -120px;
  width: 480px;
  height: 480px;
  background: radial-gradient(ellipse at center, var(--accent-warm) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}
.hero-inner {
  position: relative;
  z-index: 1;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.hero-eyebrow {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.25rem;
}
.hero-headline {
  font-family: var(--serif);
  font-size: clamp(2.8rem, 5vw, 4rem);
  font-weight: 400;
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--fg);
  margin-bottom: 1.5rem;
}
.hero-headline em {
  font-style: italic;
  color: var(--accent);
}
.hero-sub {
  font-size: 1.05rem;
  color: var(--fg-muted);
  max-width: 400px;
  line-height: 1.65;
}

/* Hero visual - stat cards */
.hero-visual {
  display: flex;
  justify-content: flex-end;
}
.hero-card-stack {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  width: 280px;
}
.stat-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  box-shadow: 0 2px 12px rgba(26,26,26,0.06);
}
.stat-card.highlight {
  background: var(--fg);
}
.stat-card.highlight .stat-label,
.stat-card.highlight .stat-note {
  color: rgba(255,255,255,0.65);
}
.stat-card.highlight .stat-value {
  color: var(--accent);
}
.stat-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--fg-muted);
  font-weight: 500;
}
.stat-value {
  font-family: var(--serif);
  font-size: 2rem;
  font-weight: 400;
  color: var(--fg);
  line-height: 1;
}
.stat-note {
  font-size: 0.75rem;
  color: var(--fg-muted);
}
.progress-bar {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 0.875rem 1.25rem;
  box-shadow: 0 2px 12px rgba(26,26,26,0.06);
}
.progress-track {
  height: 6px;
  background: var(--bg-alt);
  border-radius: 3px;
  margin-bottom: 0.5rem;
  overflow: hidden;
}
.progress-fill {
  height: 100%;
  background: var(--accent);
  border-radius: 3px;
}
.progress-label {
  font-size: 0.8rem;
  color: var(--fg-muted);
  font-weight: 500;
}

/* === Proof === */
.proof {
  background: var(--fg);
  padding: 3rem 0;
}
.proof-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  gap: 0;
}
.proof-stat {
  flex: 1;
  text-align: center;
  padding: 0 2rem;
}
.proof-number {
  display: block;
  font-family: var(--serif);
  font-size: 2.5rem;
  font-style: italic;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 0.5rem;
}
.proof-desc {
  display: block;
  font-size: 0.875rem;
  color: rgba(255,255,255,0.65);
  line-height: 1.5;
}
.proof-divider {
  width: 1px;
  height: 60px;
  background: rgba(255,255,255,0.15);
  flex-shrink: 0;
}

/* === Features === */
.features {
  padding: 5rem 0;
}
.features-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem;
}
.section-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 2rem;
}
.features-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}
.feature {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 2rem;
}
.feature-icon {
  width: 40px;
  height: 40px;
  background: var(--accent-warm);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  margin-bottom: 1.25rem;
}
.feature h3 {
  font-family: var(--serif);
  font-size: 1.25rem;
  font-weight: 400;
  margin-bottom: 0.75rem;
  color: var(--fg);
}
.feature p {
  font-size: 0.9rem;
  color: var(--fg-muted);
  line-height: 1.65;
}

/* === How === */
.how {
  background: var(--bg-alt);
  padding: 5rem 0;
}
.how-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: start;
}
.how-headline {
  font-family: var(--serif);
  font-size: 2.2rem;
  font-weight: 400;
  line-height: 1.15;
  color: var(--fg);
  margin: 1rem 0 1.5rem;
}
.how-body {
  font-size: 0.95rem;
  color: var(--fg-muted);
  line-height: 1.7;
  margin-bottom: 1rem;
}
.steps {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.step {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 1.25rem;
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--border);
}
.step:last-child { border-bottom: none; }
.step-num {
  font-family: var(--serif);
  font-size: 0.8rem;
  font-style: italic;
  color: var(--accent);
  font-weight: 400;
  padding-top: 0.2rem;
}
.step h4 {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 0.35rem;
}
.step p {
  font-size: 0.85rem;
  color: var(--fg-muted);
  line-height: 1.55;
}

/* === Closing === */
.closing {
  padding: 6rem 0;
  background: var(--bg);
}
.closing-inner {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 2rem;
  text-align: center;
}
.closing-headline {
  font-family: var(--serif);
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 400;
  line-height: 1.2;
  color: var(--fg);
  margin-bottom: 1.5rem;
  letter-spacing: -0.015em;
}
.closing-sub {
  font-size: 1rem;
  color: var(--fg-muted);
  line-height: 1.7;
}

/* === Footer === */
.footer {
  border-top: 1px solid var(--border);
  padding: 2rem 0;
}
.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.footer-logo {
  font-family: var(--serif);
  font-size: 1.1rem;
  font-style: italic;
  color: var(--fg);
}
.footer-tagline {
  font-size: 0.85rem;
  color: var(--fg-muted);
}

/* === Responsive === */
@media (max-width: 768px) {
  .hero-inner,
  .how-inner { grid-template-columns: 1fr; gap: 2.5rem; }
  .hero-visual { justify-content: flex-start; }
  .hero-card-stack { width: 100%; }
  .features-grid { grid-template-columns: 1fr; }
  .proof-inner { flex-direction: column; gap: 1.5rem; }
  .proof-divider { display: none; }
  .proof-stat { padding: 0; }
  .footer-inner { flex-direction: column; gap: 0.5rem; text-align: center; }
}
@media (max-width: 480px) {
  .hero { padding: 3rem 0 2.5rem; }
  .closing { padding: 4rem 0; }
}