:root {
  --midnight: #062016;
  --forest: #0a2e1a;
  --forest-light: #123d24;
  --amber: #f59e0b;
  --amber-dim: #b47508;
  --gold: #e8c547;
  --cream: #faf7f0;
  --white: #ffffff;
  --gray-100: #f3f2ef;
  --gray-200: #e4e1db;
  --gray-400: #9c9488;
  --gray-600: #5a5650;
  --text-primary: #faf7f0;
  --text-secondary: #9c9488;
  --border: rgba(245, 158, 11, 0.15);
  --border-bright: rgba(245, 158, 11, 0.35);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--midnight);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container { max-width: 1160px; margin: 0 auto; padding: 0 24px; }

/* ── HERO ─────────────────────────────────────────── */
.hero {
  position: relative;
  padding: 120px 0 100px;
  overflow: hidden;
  background: var(--midnight);
}

.hero-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(245,158,11,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(245,158,11,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 40%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 40%, transparent 100%);
}

.hero-ambient {
  position: absolute;
  top: -200px;
  right: -200px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(245,158,11,0.08) 0%, transparent 60%);
  pointer-events: none;
}

.hero-inner { position: relative; z-index: 1; max-width: 800px; }

.hero-badge {
  display: inline-block;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--amber);
  border: 1px solid var(--border-bright);
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 28px;
}

.hero-headline {
  font-family: 'Playfair Display', serif;
  font-size: clamp(2.4rem, 5vw, 3.8rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--white);
  margin-bottom: 24px;
}

.hero-headline em {
  font-style: normal;
  color: var(--amber);
  position: relative;
}

.hero-sub {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 580px;
  line-height: 1.7;
  margin-bottom: 56px;
  font-weight: 400;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 0;
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  background: rgba(10,46,26,0.6);
  backdrop-filter: blur(8px);
  width: fit-content;
}

.stat {
  padding: 24px 36px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.stat-number {
  font-family: 'Playfair Display', serif;
  font-size: 2rem;
  font-weight: 700;
  color: var(--amber);
  line-height: 1;
}

.stat-label {
  font-size: 0.8rem;
  color: var(--text-secondary);
  max-width: 120px;
  line-height: 1.4;
}

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

/* ── MANIFESTO ────────────────────────────────────── */
.manifesto {
  padding: 80px 0;
  background: var(--forest);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.manifesto-inner {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 48px;
  align-items: start;
}

.manifesto-mark {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--amber);
  padding-top: 6px;
  border-top: 1px solid var(--amber);
}

.manifesto-text p {
  font-size: 1.1rem;
  line-height: 1.8;
  color: var(--text-primary);
  margin-bottom: 20px;
}

.manifesto-text p:last-child { margin-bottom: 0; }

.manifesto-text strong { color: var(--amber); font-weight: 600; }

/* ── MODELS ───────────────────────────────────────── */
.models {
  padding: 100px 0;
  background: var(--midnight);
}

.section-label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 16px;
}

.section-heading {
  font-family: 'Playfair Display', serif;
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 700;
  line-height: 1.15;
  color: var(--white);
  margin-bottom: 60px;
}

.model-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
}

.model-card {
  background: var(--forest);
  padding: 40px 36px;
  position: relative;
  border: 1px solid var(--border);
  transition: border-color 0.2s;
}

.model-card:hover { border-color: var(--border-bright); }

.model-card.featured {
  background: var(--forest-light);
  border-color: var(--border-bright);
}

.model-badge {
  position: absolute;
  top: 20px;
  right: 20px;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--midnight);
  background: var(--amber);
  padding: 4px 10px;
  border-radius: 4px;
}

.model-icon {
  color: var(--amber);
  margin-bottom: 20px;
  opacity: 0.8;
}

.model-number {
  font-family: 'Playfair Display', serif;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--amber);
  opacity: 0.5;
  margin-bottom: 12px;
}

.model-title {
  font-family: 'Playfair Display', serif;
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 16px;
  line-height: 1.3;
}

.model-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 24px;
}

.model-math {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 24px;
  padding: 12px 16px;
  background: rgba(245,158,11,0.06);
  border-radius: 6px;
  border-left: 2px solid var(--amber);
}

.model-math strong { color: var(--amber); }

.model-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.model-features li {
  font-size: 0.85rem;
  color: var(--text-secondary);
  padding-left: 18px;
  position: relative;
  line-height: 1.5;
}

.model-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--amber);
  opacity: 0.6;
}

/* ── WHY ──────────────────────────────────────────── */
.why {
  padding: 100px 0;
  background: var(--forest);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.why-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.why-left .section-heading { margin-bottom: 24px; }

.why-left p {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 16px;
}

.why-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 32px;
}

.tag {
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--amber);
  background: rgba(245,158,11,0.08);
  border: 1px solid var(--border);
  padding: 6px 14px;
  border-radius: 100px;
}

.why-stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
}

.why-stat {
  background: rgba(6,32,22,0.6);
  padding: 32px 28px;
  border: 1px solid var(--border);
}

.why-stat-value {
  font-family: 'Playfair Display', serif;
  font-size: 2.2rem;
  font-weight: 900;
  color: var(--amber);
  margin-bottom: 8px;
  line-height: 1;
}

.why-stat-label {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ── CLOSING ──────────────────────────────────────── */
.closing {
  padding: 120px 0;
  background: var(--midnight);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.closing::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 60% at 50% 100%, rgba(245,158,11,0.06) 0%, transparent 70%);
  pointer-events: none;
}

.closing-inner { position: relative; z-index: 1; }

.closing-icon {
  color: var(--amber);
  margin-bottom: 32px;
  opacity: 0.7;
}

.closing-heading {
  font-family: 'Playfair Display', serif;
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 900;
  color: var(--white);
  line-height: 1.15;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

.closing-sub {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 520px;
  margin: 0 auto 48px;
  line-height: 1.7;
}

.closing-numbers {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  font-family: 'DM Sans', sans-serif;
  font-size: 1rem;
  color: var(--text-secondary);
  flex-wrap: wrap;
}

.closing-plus, .closing-equals {
  color: var(--amber);
  font-weight: 600;
}

.closing-result {
  font-family: 'Playfair Display', serif;
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--amber);
}

/* ── FOOTER ───────────────────────────────────────── */
.footer {
  background: var(--forest);
  border-top: 1px solid var(--border);
  padding: 60px 0 0;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: start;
  gap: 40px;
  padding-bottom: 60px;
  border-bottom: 1px solid var(--border);
}

.footer-brand { max-width: 280px; }

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: 'Playfair Display', serif;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--white);
  margin-bottom: 12px;
}

.footer-tagline {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.footer-links {
  display: flex;
  gap: 60px;
}

.footer-col-label {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 16px;
}

.footer-col {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-link {
  font-size: 0.88rem;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.2s;
}

.footer-link:hover { color: var(--white); }

.footer-bottom {
  padding: 20px 0;
  font-size: 0.78rem;
  color: var(--gray-400);
}

/* ── RESPONSIVE ──────────────────────────────────── */
@media (max-width: 900px) {
  .model-grid { grid-template-columns: 1fr; gap: 2px; }
  .why-split { grid-template-columns: 1fr; gap: 48px; }
  .footer-inner { flex-direction: column; }
  .hero-stats { flex-direction: column; width: 100%; }
  .stat-divider { width: 80px; height: 1px; }
  .manifesto-inner { grid-template-columns: 1fr; gap: 20px; }
  .why-stats-grid { grid-template-columns: 1fr; }
  .footer-links { gap: 32px; }
  .hero { padding: 80px 0 60px; }
  .closing-numbers { gap: 10px; }
}

@media (max-width: 600px) {
  .hero-headline { font-size: 2rem; }
  .section-heading { font-size: 1.6rem; }
  .models, .why, .manifesto { padding: 60px 0; }
}