/* ============================================
   BJÖRN STUDIO — SHARED DESIGN SYSTEM
   Inspired by Apple.com — Clean, Cinematic, Premium
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,600;1,300;1,400&family=DM+Sans:ital,opsz,wght@0,9..40,200;0,9..40,300;0,9..40,400;0,9..40,500;1,9..40,300&display=swap');

:root {
  --black: #0a0a0a;
  --near-black: #111111;
  --dark: #1a1a1a;
  --mid: #2a2a2a;
  --border: #282828;
  --muted: #666666;
  --light: #a0a0a0;
  --off-white: #f0ece4;
  --white: #ffffff;
  --accent: #c8a96e;
  --accent-light: #e8d5aa;
  --accent-dark: #9a7a45;
  --gradient-gold: linear-gradient(135deg, #c8a96e 0%, #e8d5aa 50%, #c8a96e 100%);

  --font-display: 'Cormorant Garamond', serif;
  --font-body: 'DM Sans', sans-serif;

  --nav-h: 64px;
  --max-w: 1200px;
  --section-pad: 120px;
  --section-pad-sm: 72px;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--black);
  color: var(--white);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ---- NAV ---- */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  z-index: 100;
  display: flex;
  align-items: center;
  padding: 0 40px;
  transition: background 0.4s ease, backdrop-filter 0.4s ease;
}

nav.scrolled {
  background: rgba(10, 10, 10, 0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--white);
  text-decoration: none;
  text-transform: uppercase;
}

.nav-logo span { color: var(--accent); }

.nav-links {
  display: flex;
  gap: 36px;
  list-style: none;
}

.nav-links a {
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--light);
  text-decoration: none;
  transition: color 0.2s;
}

.nav-links a:hover,
.nav-links a.active { color: var(--white); }

.nav-cta {
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent) !important;
  border: 1px solid var(--accent-dark);
  padding: 8px 20px;
  border-radius: 2px;
  transition: background 0.2s, color 0.2s !important;
}

.nav-cta:hover {
  background: var(--accent) !important;
  color: var(--black) !important;
}

/* ---- FOOTER ---- */
footer {
  background: var(--near-black);
  border-top: 1px solid var(--border);
  padding: 72px 40px 40px;
}

.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}

.footer-top {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 60px;
  padding-bottom: 60px;
  border-bottom: 1px solid var(--border);
}

.footer-brand h3 {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 400;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 12px;
}

.footer-brand p {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.7;
  max-width: 240px;
}

.footer-col h4 {
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}

.footer-col a {
  display: block;
  font-size: 13px;
  color: var(--muted);
  text-decoration: none;
  margin-bottom: 10px;
  transition: color 0.2s;
}

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

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 32px;
}

.footer-bottom p {
  font-size: 12px;
  color: var(--muted);
}

.social-links {
  display: flex;
  gap: 20px;
}

.social-links a {
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  text-decoration: none;
  transition: color 0.2s;
}

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

/* ---- SHARED UTILITIES ---- */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 40px;
}

.section { padding: var(--section-pad) 0; }
.section-sm { padding: var(--section-pad-sm) 0; }

.eyebrow {
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent);
  display: block;
  margin-bottom: 20px;
}

.h1 {
  font-family: var(--font-display);
  font-size: clamp(52px, 7vw, 96px);
  font-weight: 300;
  line-height: 1.05;
  letter-spacing: -0.01em;
}

.h2 {
  font-family: var(--font-display);
  font-size: clamp(36px, 5vw, 64px);
  font-weight: 300;
  line-height: 1.1;
}

.h3 {
  font-family: var(--font-display);
  font-size: clamp(24px, 3vw, 36px);
  font-weight: 400;
  line-height: 1.2;
}

.body-text {
  font-size: 17px;
  color: var(--light);
  line-height: 1.7;
  font-weight: 300;
}

.divider {
  width: 40px;
  height: 1px;
  background: var(--accent);
  margin: 24px 0;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--black);
  background: var(--accent);
  padding: 16px 36px;
  text-decoration: none;
  transition: background 0.2s, transform 0.2s;
  border: none;
  cursor: pointer;
}

.btn-primary:hover {
  background: var(--accent-light);
  transform: translateY(-1px);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--white);
  border: 1px solid var(--border);
  padding: 15px 35px;
  text-decoration: none;
  transition: border-color 0.2s, color 0.2s;
}

.btn-secondary:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* ---- ANIMATIONS ---- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

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

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ---- NOISE TEXTURE ---- */
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='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='1'/%3E%3C/svg%3E");
  opacity: 0.025;
  pointer-events: none;
  z-index: 9999;
}

/* ---- SHARED NAV JS BEHAVIOR ---- */
@media (max-width: 768px) {
  .nav-links { display: none; }
  nav { padding: 0 24px; }
  .container { padding: 0 24px; }
  .footer-top { grid-template-columns: 1fr; gap: 40px; }
}