/* Liberi Watch Co — shared styles: nav, footer, hamburger/mobile menu,
   reset, base body, noise overlay, scrollbar, animations, and the reusable
   content primitives (page-hero intro, feature sections, specs grids,
   pricing blocks, movement sections, scroll-reveal). Included by every page.
   Page-specific styles (homepage hero, watch cards, masonry, shop grid,
   etc.) stay in each page's own <style> block. */

:root {
  --black: #060608;
  --near-black: #0d0d10;
  --dark: #141418;
  --muted: #1e1e24;
  --border: #2a2a32;
  --gold: #c9a84c;
  --gold-light: #e8c96e;
  --silver: #9da8b5;
  --text: #d4cfc8;
  --text-dim: #6b6872;
  --white: #f0ece6;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  background: var(--black);
  color: var(--text);
  font-family: 'Montserrat', sans-serif;
  font-weight: 300;
  overflow-x: hidden;
}

/* ── NOISE OVERLAY ── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 1000;
  opacity: 0.4;
}

/* ── NAV ── */
nav {
  position: fixed; top: 0; width: 100%; z-index: 100;
  padding: 20px 40px;
  display: flex; align-items: center; justify-content: space-between;
  background: linear-gradient(to bottom, rgba(6,6,8,0.95), transparent);
}

.nav-logo { font-family: 'Cinzel', serif; font-size: 36px; letter-spacing: 0.3em; color: var(--white); text-decoration: none; }
.nav-logo span { color: var(--gold); }

.nav-links { display: flex; gap: 48px; list-style: none; }
.nav-links a { font-family: 'Montserrat', sans-serif; font-size: 14px; font-weight: 400; letter-spacing: 0.25em; text-transform: uppercase; color: var(--silver); text-decoration: none; transition: color 0.3s; }
.nav-links a:hover { color: var(--gold); }
.nav-links a.active { color: var(--gold); }

/* ── HAMBURGER / MOBILE MENU ── */
.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 4px; background: none; border: none; z-index: 200; }
.hamburger span { display: block; width: 24px; height: 1px; background: var(--white); transition: transform 0.3s, opacity 0.3s; }
.hamburger.open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

.mobile-menu { display: none; position: fixed; inset: 0; background: rgba(6,6,8,0.97); z-index: 150; flex-direction: column; align-items: center; justify-content: center; gap: 40px; }
.mobile-menu.open { display: flex; }
.mobile-menu a { font-family: 'Cinzel', serif; font-size: 22px; letter-spacing: 0.2em; color: var(--white); text-decoration: none; transition: color 0.3s; }
.mobile-menu a:hover { color: var(--gold); }
.mobile-menu a.active { color: var(--gold); }

/* ── FOOTER (shared skeleton — index.html overrides sizing for a larger homepage footer) ── */
footer {
  padding: 60px 60px 48px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}
.footer-logo { font-family: 'Cinzel', serif; font-size: 28px; color: var(--white); letter-spacing: 0.2em; margin-bottom: 10px; }
.footer-tagline { font-size: 10px; letter-spacing: 0.3em; color: var(--text-dim); text-transform: uppercase; }
.footer-right { text-align: right; }
.footer-copy { font-size: 10px; letter-spacing: 0.15em; color: var(--text-dim); }
.footer-email:hover { color: var(--gold-light); }
.footer-bottom { width: 100%; text-align: center; padding-top: 40px; margin-top: 20px; border-top: 1px solid var(--border); }
.footer-logo span { color: var(--gold); }

/* ── PAGE HERO (Gallery, Shop, Movements, and individual watch pages) ── */
.page-hero { padding: 160px 60px 80px; text-align: center; position: relative; }
.page-hero::after { content: ''; position: absolute; bottom: 0; left: 50%; transform: translateX(-50%); width: 48px; height: 1px; background: var(--gold); }
.page-hero-eyebrow { font-size: 10px; letter-spacing: 0.4em; text-transform: uppercase; color: var(--gold); margin-bottom: 24px; opacity: 0; animation: fadeUp 1s 0.3s forwards; }
.page-hero-title { font-family: 'Cormorant Garamond', serif; font-size: clamp(42px, 5vw, 68px); font-weight: 300; color: var(--white); line-height: 1.1; margin-bottom: 24px; opacity: 0; animation: fadeUp 1s 0.5s forwards; }
.page-hero-title em { font-style: italic; color: var(--gold-light); }
.page-hero-sub { font-size: 14px; letter-spacing: 0.06em; line-height: 1.8; color: var(--silver); max-width: 500px; margin: 0 auto; opacity: 0; animation: fadeUp 1s 0.7s forwards; }

/* ── SECTION COMMON ── */
section { position: relative; }
.section-label { font-size: 10px; letter-spacing: 0.35em; text-transform: uppercase; color: var(--gold); margin-bottom: 16px; }
.section-title { font-family: 'Cormorant Garamond', serif; font-size: clamp(36px, 4vw, 56px); font-weight: 300; color: var(--white); line-height: 1.1; }

/* ── DIVIDER ── */
.divider { width: 100%; height: 1px; background: linear-gradient(to right, transparent, var(--border), transparent); margin: 0; }

/* ── FEATURE (image + narrative content split, used on watch pages) ── */
.feature { display: grid; grid-template-columns: 1fr 1fr; min-height: 80vh; }
.feature-img-wrap { position: relative; overflow: hidden; }
.feature-img-wrap img { width: 100%; height: 100%; object-fit: cover; object-position: center top; filter: brightness(0.75) contrast(1.1); }
.feature-img-wrap::after { content: ''; position: absolute; inset: 0; background: linear-gradient(to left, var(--black), transparent 60%); }
.feature-content { display: flex; flex-direction: column; justify-content: center; padding: 80px 60px; background: var(--near-black); position: relative; }
.feature-content::before { content: ''; position: absolute; left: 0; top: 20%; bottom: 20%; width: 1px; background: linear-gradient(to bottom, transparent, var(--gold), transparent); }

/* Reverses column order + flips the divider line / image fade to match */
.feature-reverse .feature-content::before { left: auto; right: 0; }
.feature-reverse .feature-img-wrap::after { background: linear-gradient(to right, var(--black), transparent 60%); }

.feature-text { font-family: 'Cormorant Garamond', serif; font-size: 20px; font-style: italic; color: var(--silver); line-height: 1.7; margin: 24px 0 40px; max-width: 480px; }

.specs-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px 40px; margin-top: 40px; padding-top: 40px; border-top: 1px solid var(--border); }
.spec-label { font-size: 9px; letter-spacing: 0.28em; text-transform: uppercase; color: var(--text-dim); margin-bottom: 6px; }
.spec-value { font-family: 'Cormorant Garamond', serif; font-size: 22px; color: var(--white); }

/* ── REGULATION NOTE (watch pages) ── */
.regulation-note { display: flex; align-items: flex-start; gap: 12px; margin-top: 32px; padding: 18px 20px; border: 1px solid var(--border); max-width: 480px; }
.regulation-note-mark { color: var(--gold); font-size: 14px; line-height: 1; flex-shrink: 0; }
.regulation-note p { font-size: 12px; letter-spacing: 0.04em; line-height: 1.7; color: var(--silver); }

/* ── PRICING (merged into each watch's feature section) ── */
.feature-pricing { border-top: 1px solid var(--border); padding-top: 32px; margin-top: 32px; max-width: 480px; }
.price-row { display: flex; justify-content: space-between; align-items: center; padding-bottom: 20px; margin-bottom: 20px; border-bottom: 1px solid var(--border); }
.price-row:last-child { border-bottom: none; padding-bottom: 0; margin-bottom: 0; }
.price-tier { font-size: 10px; letter-spacing: 0.22em; text-transform: uppercase; color: var(--text-dim); margin-bottom: 6px; }
.price-tier-gold { color: var(--gold); }
.price-spec { font-family: 'Cormorant Garamond', serif; font-size: 17px; color: var(--white); }
.price-amount { font-family: 'Cormorant Garamond', serif; font-size: 34px; font-weight: 300; color: var(--white); }
.price-amount-gold { color: var(--gold-light); }

.inquire-link { display: inline-flex; align-items: center; gap: 12px; margin-top: 32px; font-size: 10px; letter-spacing: 0.28em; text-transform: uppercase; color: var(--silver); text-decoration: none; transition: color 0.3s; }
.inquire-link:hover { color: var(--gold); }
.inquire-link-rule { display: inline-block; width: 36px; height: 1px; background: currentColor; }

/* ── MOVEMENT SECTIONS (Movements page) ── */
.movement { padding: 120px 60px; display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; background: var(--near-black); }
.movement-images { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.movement-images img { width: 100%; aspect-ratio: 1 / 1; object-fit: cover; filter: brightness(0.9) contrast(1.1); border: 1px solid var(--border); }

/* ── SHARED ANIMATIONS ── */
@keyframes fadeUp { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: translateY(0); } }

/* ── SCROLL REVEAL ── */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity 0.8s ease, transform 0.8s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ── SCROLLBAR ── */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--black); }
::-webkit-scrollbar-thumb { background: var(--gold); }

@media (max-width: 900px) {
  html, body { overflow-x: hidden; max-width: 100vw; }
  * { max-width: 100%; }
  nav { padding: 20px 20px; }
  .nav-links { display: none; }
  .hamburger { display: flex; }
  footer { flex-direction: row; gap: 20px; padding: 20px 20px 20px; }
  .footer-right { text-align: left; }
  .footer-logo { font-size: 28px; }
  .footer-bottom { text-align: center; }

  .page-hero { padding: 120px 20px 60px; }
  .page-hero-title { font-size: clamp(32px, 10vw, 52px); }

  .section-title { font-size: clamp(30px, 8vw, 44px); }

  .feature { grid-template-columns: 1fr; }
  .feature-img-wrap { height: 60vw; min-height: 280px; }
  .feature-content { padding: 48px 20px; }
  .feature-content::before { display: none; }
  .specs-grid { grid-template-columns: 1fr 1fr; gap: 20px 24px; }
  .feature-pricing { max-width: 100%; }
  .price-row { flex-direction: column; align-items: flex-start; gap: 12px; }

  .movement { grid-template-columns: 1fr; padding: 64px 20px; gap: 32px; }

  .reveal { opacity: 1; transform: none; }
}