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

:root {
  --bg: #0d0d0f;
  --bg-surface: #141417;
  --bg-card: #1a1a1f;
  --fg: #f5f0e8;
  --fg-muted: #8a867d;
  --fg-dim: #4a4740;
  --accent: #c9a84c;
  --accent-dim: #8a6f2e;
  --border: rgba(201, 168, 76, 0.18);
  --font-display: 'Fraunces', Georgia, 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-weight: 400;
  line-height: 1.65;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

/* NAV */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem 3rem;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  background: rgba(13, 13, 15, 0.92);
  backdrop-filter: blur(12px);
  z-index: 100;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.logo-mark {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--accent);
  background: var(--accent);
  color: var(--bg);
  padding: 0.15rem 0.4rem;
  letter-spacing: 0.05em;
}

.logo-text {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 400;
  color: var(--fg);
  letter-spacing: 0.02em;
}

.nav-tagline {
  font-size: 0.75rem;
  color: var(--fg-muted);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

/* SECTION LABEL */
.section-label {
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.75rem;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 400;
  line-height: 1.15;
  color: var(--fg);
}

/* HERO */
.hero {
  padding: 6rem 3rem 5rem;
  max-width: 1200px;
  margin: 0 auto;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-eyebrow {
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}

.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(3rem, 6vw, 5.5rem);
  font-weight: 300;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--fg);
  font-style: italic;
  margin-bottom: 2rem;
}

.hero-rule {
  width: 4rem;
  height: 1px;
  background: var(--accent);
  margin-bottom: 2rem;
  opacity: 0.7;
}

.hero-lede {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--fg-muted);
  max-width: 42ch;
  margin-bottom: 2.5rem;
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.badge {
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--border);
  padding: 0.3rem 0.75rem;
}

/* SLAB CARD MOCKUP */
.hero-visual {
  display: flex;
  justify-content: center;
}

.slab-card {
  background: linear-gradient(145deg, #1e1e24, #141418);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 2.5rem 2rem 1.5rem;
  width: 280px;
  position: relative;
  box-shadow:
    0 0 0 1px rgba(201, 168, 76, 0.05),
    0 30px 80px rgba(0,0,0,0.6),
    0 0 40px rgba(201, 168, 76, 0.04);
}

.slab-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 4px;
  background: linear-gradient(135deg, rgba(201, 168, 76, 0.08) 0%, transparent 60%);
  pointer-events: none;
}

.slab-card-inner {
  border: 2px solid rgba(201, 168, 76, 0.3);
  padding: 1.5rem;
  text-align: center;
  background: var(--bg);
  margin-bottom: 1rem;
}

.slab-grade {
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 0.25rem;
}

.slab-grade strong {
  font-size: 2.5rem;
  font-family: var(--font-display);
  color: var(--accent);
  display: block;
  line-height: 1;
}

.slab-player {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 0.5rem;
  line-height: 1.1;
}

.slab-card-name {
  font-size: 0.75rem;
  color: var(--fg-muted);
  line-height: 1.4;
  margin-bottom: 0.4rem;
}

.slab-card-number {
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  color: var(--fg-dim);
}

.slab-cert {
  font-size: 0.55rem;
  letter-spacing: 0.2em;
  color: var(--accent);
  margin-top: 0.75rem;
  border-top: 1px solid var(--border);
  padding-top: 0.75rem;
}

.slab-label {
  text-align: center;
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  opacity: 0.7;
}

/* PROVENANCE SECTION */
.provenance {
  padding: 6rem 3rem;
  max-width: 1200px;
  margin: 0 auto;
  border-top: 1px solid var(--border);
}

.provenance-header {
  max-width: 55ch;
  margin-bottom: 4rem;
}

.provenance-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  gap: 0;
  align-items: start;
  margin-bottom: 3rem;
}

.provenance-stat {
  padding: 0 2rem;
}

.provenance-divider {
  width: 1px;
  height: 100%;
  background: var(--border);
  align-self: stretch;
}

.stat-number {
  display: block;
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 300;
  font-style: italic;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.stat-desc {
  font-size: 0.85rem;
  color: var(--fg-muted);
  line-height: 1.5;
  max-width: 28ch;
}

.provenance-solution {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 400;
  font-style: italic;
  color: var(--fg-muted);
  max-width: 55ch;
  line-height: 1.6;
  border-left: 2px solid var(--accent);
  padding-left: 1.5rem;
}

/* CATEGORIES SECTION */
.categories {
  padding: 6rem 3rem;
  max-width: 1200px;
  margin: 0 auto;
  border-top: 1px solid var(--border);
}

.categories-header {
  margin-bottom: 4rem;
}

.categories-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
}

.category-card {
  background: var(--bg);
  padding: 2.5rem 2rem;
  position: relative;
  overflow: hidden;
}

.category-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), transparent);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.category-card:hover::after {
  opacity: 1;
}

.category-icon {
  margin-bottom: 1.5rem;
  opacity: 0.8;
}

.category-name {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 400;
  font-style: italic;
  color: var(--fg);
  margin-bottom: 0.75rem;
}

.category-desc {
  font-size: 0.85rem;
  color: var(--fg-muted);
  line-height: 1.6;
  margin-bottom: 1.25rem;
}

.category-tag {
  font-size: 0.6rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--border);
  padding: 0.25rem 0.6rem;
}

/* MANIFESTO SECTION */
.manifesto {
  padding: 7rem 3rem;
  max-width: 1200px;
  margin: 0 auto;
  border-top: 1px solid var(--border);
}

.manifesto-inner {
  max-width: 760px;
}

.manifesto-quote {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 300;
  font-style: italic;
  line-height: 1.4;
  color: var(--fg);
  margin-bottom: 3rem;
}

.manifesto-divider {
  width: 4rem;
  height: 1px;
  background: var(--accent);
  opacity: 0.5;
  margin-bottom: 3rem;
}

.manifesto-pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
}

.pillar {}

.pillar-title {
  display: block;
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 400;
  color: var(--accent);
  margin-bottom: 0.5rem;
}

.pillar-desc {
  font-size: 0.875rem;
  color: var(--fg-muted);
  line-height: 1.6;
}

/* CLOSING SECTION */
.closing {
  padding: 7rem 3rem;
  max-width: 1200px;
  margin: 0 auto;
  border-top: 1px solid var(--border);
}

.closing-headline {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: 300;
  font-style: italic;
  color: var(--fg);
  line-height: 1.1;
  max-width: 18ch;
  margin-bottom: 2rem;
}

.closing-body {
  font-size: 1.1rem;
  color: var(--fg-muted);
  max-width: 52ch;
  line-height: 1.7;
}

/* FOOTER */
.footer {
  padding: 3rem;
  border-top: 1px solid var(--border);
  max-width: 1200px;
  margin: 0 auto;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 1rem;
}

.footer-logo {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 700;
  background: var(--accent);
  color: var(--bg);
  padding: 0.1rem 0.35rem;
  letter-spacing: 0.05em;
}

.footer-name {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 400;
  color: var(--fg);
}

.footer-tagline {
  font-size: 0.85rem;
  color: var(--fg-muted);
  margin-bottom: 0.5rem;
}

.footer-note {
  font-size: 0.7rem;
  color: var(--fg-dim);
  letter-spacing: 0.1em;
}

/* MOBILE RESPONSIVE */
@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .hero-visual {
    order: -1;
  }

  .hero-headline {
    font-size: 3rem;
  }

  .provenance-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .provenance-divider {
    display: none;
  }

  .categories-grid {
    grid-template-columns: 1fr 1fr;
  }

  .manifesto-pillars {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .nav {
    padding: 1.25rem 1.5rem;
  }

  .hero, .provenance, .categories, .manifesto, .closing {
    padding-left: 1.5rem;
    padding-right: 1.5rem;
  }

  .footer {
    padding: 2rem 1.5rem;
  }
}

@media (max-width: 600px) {
  .categories-grid {
    grid-template-columns: 1fr;
  }

  .hero-headline {
    font-size: 2.5rem;
  }

  .slab-card {
    width: 240px;
  }

  .stat-number {
    font-size: 2rem;
  }
}