/* ===== Variables ===== */
:root {
  --color-bg: #0c0f14;
  --color-bg-elevated: #141922;
  --color-bg-card: #1a2030;
  --color-text: #e8e4dc;
  --color-text-muted: #8899aa;
  --color-accent: #c9a227;
  --color-accent-light: #e8d48b;
  --color-red: #c41e3a;
  --color-blue: #2d4a6f;
  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'Outfit', system-ui, sans-serif;
  --radius: 12px;
  --transition: 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}

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

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

body {
  font-family: var(--font-body);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.7;
  overflow-x: hidden;
}

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

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color 0.2s;
}

a:hover {
  color: var(--color-accent-light);
}

.container {
  width: min(1140px, 92vw);
  margin-inline: auto;
}

/* ===== Grain Overlay ===== */
.grain {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ===== Navigation ===== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 4vw;
  background: rgba(12, 15, 20, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(201, 162, 39, 0.1);
  transition: background var(--transition);
}

.nav.scrolled {
  background: rgba(12, 15, 20, 0.95);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--color-text);
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.nav-logo-img,
.footer-logo-img {
  width: 32px;
  height: 32px;
  border-radius: 6px;
  object-fit: cover;
  border: 1px solid rgba(201, 162, 39, 0.3);
}

.footer-logo-img {
  width: 28px;
  height: 28px;
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  color: var(--color-text-muted);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: color 0.2s;
}

.nav-links a:hover {
  color: var(--color-accent);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  transition: var(--transition);
}

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
}

.hero-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(12, 15, 20, 0.55) 0%,
    rgba(12, 15, 20, 0.75) 50%,
    rgba(12, 15, 20, 0.92) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 2rem;
  max-width: 780px;
}

.hero-eyebrow {
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 1.5rem;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 5.5rem);
  font-weight: 700;
  line-height: 1.05;
  margin-bottom: 1.5rem;
  text-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
}

.hero h1 em {
  font-style: italic;
  color: var(--color-accent-light);
}

.hero-subtitle {
  font-size: 1.125rem;
  color: rgba(232, 228, 220, 0.85);
  max-width: 580px;
  margin: 0 auto 2.5rem;
  font-weight: 300;
}

.hero-cta {
  display: inline-block;
  padding: 0.9rem 2.2rem;
  background: var(--color-accent);
  color: var(--color-bg);
  font-weight: 600;
  font-size: 0.9rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: 4px;
  transition: transform 0.2s, box-shadow 0.2s, background 0.2s;
}

.hero-cta:hover {
  background: var(--color-accent-light);
  color: var(--color-bg);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(201, 162, 39, 0.3);
}

.hero-scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-text-muted);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  animation: bob 2s ease-in-out infinite;
}

@keyframes bob {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* ===== Intro ===== */
.intro {
  padding: 7rem 0;
  background: var(--color-bg-elevated);
}

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

.intro-visual {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.photo-frame {
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius);
  border: 1px solid rgba(201, 162, 39, 0.15);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

.photo-frame img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  transition: transform var(--transition);
}

.photo-frame:hover img {
  transform: scale(1.03);
}

.photo-frame figcaption {
  padding: 0.65rem 1rem;
  font-size: 0.75rem;
  color: var(--color-text-muted);
  background: var(--color-bg-card);
  letter-spacing: 0.03em;
}

.intro-text h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 600;
  margin-bottom: 1.5rem;
  line-height: 1.2;
}

.intro-text p {
  color: var(--color-text-muted);
  margin-bottom: 1rem;
}

.intro-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.stat-card {
  background: var(--color-bg-card);
  border: 1px solid rgba(201, 162, 39, 0.12);
  border-radius: var(--radius);
  padding: 1.75rem;
  text-align: center;
  transition: border-color var(--transition), transform var(--transition);
}

.stat-card:hover {
  border-color: rgba(201, 162, 39, 0.35);
  transform: translateY(-3px);
}

.stat-number {
  display: block;
  font-family: var(--font-display);
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.stat-label {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  line-height: 1.4;
}

/* ===== Section Headers ===== */
.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-eyebrow {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.75rem;
}

.section-header h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 600;
  margin-bottom: 1rem;
}

.section-desc {
  color: var(--color-text-muted);
  max-width: 500px;
  margin: 0 auto;
}

/* ===== Timeline ===== */
.timeline-section {
  padding: 7rem 0;
}

.timeline {
  position: relative;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, transparent, var(--color-accent) 5%, var(--color-accent) 95%, transparent);
  transform: translateX(-50%);
  opacity: 0.3;
}

.era {
  position: relative;
  margin-bottom: 5rem;
}

.era:last-child {
  margin-bottom: 0;
}

.era-marker {
  position: absolute;
  left: 50%;
  top: 2rem;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  z-index: 2;
}

.era-dot {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--color-accent);
  border: 3px solid var(--color-bg);
  box-shadow: 0 0 0 3px rgba(201, 162, 39, 0.3);
}

.era-date {
  margin-top: 0.5rem;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
  white-space: nowrap;
  background: var(--color-bg);
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  border: 1px solid rgba(201, 162, 39, 0.2);
}

.era-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  padding-top: 4rem;
}

.era-content--reverse .era-photo {
  order: 2;
}

.era-content--reverse .era-text {
  order: 1;
  text-align: right;
}

.era-content--reverse .era-facts {
  align-items: flex-end;
}

.era-photo {
  margin: 0;
}

.era-text h3 {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--color-accent-light);
}

.era-text p {
  color: var(--color-text-muted);
  margin-bottom: 0.75rem;
  font-size: 0.95rem;
}

.era-text em {
  color: var(--color-text);
  font-style: italic;
}

.era-facts {
  list-style: none;
  margin-top: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.era-facts li {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  padding-left: 1.25rem;
  position: relative;
}

.era-facts li::before {
  content: '◆';
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-size: 0.6rem;
  top: 0.35em;
}

.era-content--reverse .era-facts li {
  padding-left: 0;
  padding-right: 1.25rem;
}

.era-content--reverse .era-facts li::before {
  left: auto;
  right: 0;
}

/* ===== Gallery Strip ===== */
.gallery-strip {
  padding: 0 0 5rem;
  overflow: hidden;
}

.gallery-scroll {
  display: flex;
  gap: 1rem;
  padding: 0 4vw;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
}

.gallery-scroll::-webkit-scrollbar {
  display: none;
}

.gallery-scroll img {
  flex: 0 0 min(320px, 70vw);
  height: 220px;
  object-fit: cover;
  border-radius: var(--radius);
  scroll-snap-align: start;
  border: 1px solid rgba(201, 162, 39, 0.12);
  transition: transform 0.3s;
}

.gallery-scroll img:hover {
  transform: scale(1.02);
}

/* ===== Figures ===== */
.figures {
  padding: 7rem 0;
  background: var(--color-bg-elevated);
}

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

.figure-card {
  background: var(--color-bg-card);
  border: 1px solid rgba(201, 162, 39, 0.1);
  border-radius: var(--radius);
  padding: 2rem;
  text-align: center;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.figure-card:hover {
  border-color: rgba(201, 162, 39, 0.3);
  transform: translateY(-5px);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
}

.figure-portrait {
  margin: 0 auto 1.25rem;
  width: 140px;
  height: 170px;
  overflow: hidden;
  border-radius: 8px;
  border: 2px solid rgba(201, 162, 39, 0.35);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
}

.figure-portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
}

.figure-card h3 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.figure-era {
  font-size: 0.75rem;
  color: var(--color-accent);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.figure-card p:last-child {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

/* ===== Legacy ===== */
.legacy {
  padding: 7rem 0;
}

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

.legacy-content h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 600;
  margin-bottom: 1.5rem;
  line-height: 1.2;
}

.legacy-content p {
  color: var(--color-text-muted);
  margin-bottom: 1rem;
}

.legacy-photo {
  margin: 0;
}

/* ===== Footer ===== */
.footer {
  padding: 4rem 0 2rem;
  background: var(--color-bg-elevated);
  border-top: 1px solid rgba(201, 162, 39, 0.1);
}

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

.footer-brand {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--color-text);
}


.footer-tagline {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  max-width: 480px;
  margin: 0 auto 1.5rem;
}

.footer-copy {
  font-size: 0.75rem;
  color: rgba(136, 153, 170, 0.6);
}

/* ===== Reveal Animation ===== */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s var(--transition), transform 0.8s var(--transition);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== Responsive ===== */
@media (max-width: 900px) {
  .intro-grid,
  .legacy-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .figures-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .timeline::before {
    left: 1.5rem;
  }

  .era-marker {
    left: 1.5rem;
    transform: none;
    flex-direction: row;
    gap: 0.75rem;
    top: 0;
  }

  .era-date {
    margin-top: 0;
  }

  .era-content,
  .era-content--reverse {
    grid-template-columns: 1fr;
    padding-top: 3rem;
    padding-left: 3.5rem;
  }

  .era-content--reverse .era-photo,
  .era-content--reverse .era-text {
    order: unset;
    text-align: left;
  }

  .era-content--reverse .era-facts {
    align-items: flex-start;
  }

  .era-content--reverse .era-facts li {
    padding-left: 1.25rem;
    padding-right: 0;
  }

  .era-content--reverse .era-facts li::before {
    left: 0;
    right: auto;
  }
}

@media (max-width: 640px) {
  .nav-toggle {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    background: rgba(12, 15, 20, 0.98);
    flex-direction: column;
    align-items: center;
    padding: 2rem;
    gap: 1.5rem;
    transform: translateY(-120%);
    transition: transform var(--transition);
    border-bottom: 1px solid rgba(201, 162, 39, 0.1);
  }

  .nav-links.open {
    transform: translateY(0);
  }

  .intro-stats {
    grid-template-columns: 1fr;
  }

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

  .hero h1 {
    font-size: 2.75rem;
  }
}