/* ============================================================
   APEX STUDIO — Global Styles
   Aesthetic: Luxury Editorial Dark — gold accents, sharp type
   ============================================================ */

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

/* ── Variables ─────────────────────────────────────────── */
:root {
  --bg:        #0a0a0a;
  --bg2:       #111111;
  --bg3:       #161616;
  --surface:   #1a1a1a;
  --border:    rgba(255,255,255,0.07);
  --gold:      #c9a84c;
  --gold-lt:   #e8c97a;
  --gold-dk:   #8a6b28;
  --white:     #f5f2ed;
  --muted:     #888880;
  --danger:    #d94f4f;
  --success:   #4fad7c;

  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-ui:      'DM Sans', sans-serif;
  --font-hero:    'Bebas Neue', sans-serif;

  --nav-h: 72px;
  --max-w: 1280px;
  --radius: 4px;
  --transition: 0.3s cubic-bezier(0.25,0.46,0.45,0.94);
}

/* ── Reset ─────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--white);
  font-family: var(--font-ui);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, textarea, select {
  font-family: var(--font-ui);
  outline: none;
  border: none;
  background: none;
}
ul { list-style: none; }

/* ── Noise grain overlay ───────────────────────────────── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 512 512' 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: 9999;
  opacity: 0.4;
}

/* ── Scrollbar ─────────────────────────────────────────── */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--gold-dk); border-radius: 2px; }

/* ── Typography helpers ────────────────────────────────── */
.display {
  font-family: var(--font-display);
  font-weight: 300;
  letter-spacing: 0.01em;
  line-height: 1.1;
}
.label {
  font-family: var(--font-ui);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
}
.muted { color: var(--muted); }

/* ── Gold line decoration ──────────────────────────────── */
.gold-line {
  display: inline-block;
  width: 40px;
  height: 1px;
  background: var(--gold);
  vertical-align: middle;
  margin-right: 12px;
}

/* ── Buttons ───────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  font-family: var(--font-ui);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.05);
  opacity: 0;
  transition: opacity 0.2s;
}
.btn:hover::after { opacity: 1; }

.btn-gold {
  background: var(--gold);
  color: #0a0a0a;
}
.btn-gold:hover {
  background: var(--gold-lt);
  transform: translateY(-1px);
  box-shadow: 0 12px 40px rgba(201,168,76,0.3);
}

.btn-outline {
  border: 1px solid var(--gold);
  color: var(--gold);
}
.btn-outline:hover {
  background: var(--gold);
  color: #0a0a0a;
}

.btn-ghost {
  color: var(--white);
  border: 1px solid var(--border);
}
.btn-ghost:hover {
  border-color: rgba(255,255,255,0.2);
  transform: translateY(-1px);
}

/* ── Navigation ────────────────────────────────────────── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 48px;
  z-index: 1000;
  transition: background 0.4s, border-bottom 0.4s;
}
nav.scrolled {
  background: rgba(10,10,10,0.94);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav-logo {
  font-family: var(--font-hero);
  font-size: 22px;
  letter-spacing: 0.15em;
  color: var(--white);
}
.nav-logo span { color: var(--gold); }
.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}
.nav-links a {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  transition: color var(--transition);
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 1px;
  background: var(--gold);
  transition: width var(--transition);
}
.nav-links a:hover, .nav-links a.active { color: var(--white); }
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }
.nav-cta { margin-left: 12px; }

/* Hamburger */
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
}
.nav-hamburger span {
  display: block;
  width: 24px;
  height: 1.5px;
  background: var(--white);
  transition: var(--transition);
}

/* Mobile nav */
.mobile-nav {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--bg);
  z-index: 999;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 40px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
}
.mobile-nav.open {
  opacity: 1;
  pointer-events: all;
}
.mobile-nav a {
  font-family: var(--font-display);
  font-size: 48px;
  font-weight: 300;
  color: var(--white);
  transition: color 0.2s;
}
.mobile-nav a:hover { color: var(--gold); }
.mobile-close {
  position: absolute;
  top: 24px; right: 48px;
  font-size: 32px;
  cursor: pointer;
  color: var(--muted);
}

/* ── Section wrapper ───────────────────────────────────── */
section { padding: 120px 48px; }
.container {
  max-width: var(--max-w);
  margin: 0 auto;
}
.section-header {
  margin-bottom: 80px;
}
.section-header h2 {
  font-family: var(--font-display);
  font-size: clamp(42px, 6vw, 72px);
  font-weight: 300;
  line-height: 1.05;
  margin-top: 16px;
}

/* ── Divider ────────────────────────────────────────────── */
.divider {
  width: 100%;
  height: 1px;
  background: var(--border);
}

/* ── Cards ──────────────────────────────────────────────── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 24px 60px rgba(0,0,0,0.5);
  border-color: rgba(201,168,76,0.2);
}

/* ── Form elements ──────────────────────────────────────── */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.form-group label {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}
.form-group input,
.form-group textarea,
.form-group select {
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--white);
  padding: 14px 18px;
  font-size: 15px;
  border-radius: var(--radius);
  transition: border-color var(--transition);
  width: 100%;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--gold);
}
.form-group textarea { resize: vertical; min-height: 120px; }
.form-group select option { background: var(--surface); }

/* ── Footer ─────────────────────────────────────────────── */
footer {
  background: var(--bg2);
  border-top: 1px solid var(--border);
  padding: 80px 48px 40px;
}
.footer-grid {
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 60px;
  padding-bottom: 60px;
  border-bottom: 1px solid var(--border);
}
.footer-brand p {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.8;
  margin-top: 16px;
  max-width: 300px;
}
.footer-col h4 {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 24px;
}
.footer-col ul { display: flex; flex-direction: column; gap: 12px; }
.footer-col ul a {
  font-size: 14px;
  color: var(--muted);
  transition: color var(--transition);
}
.footer-col ul a:hover { color: var(--white); }
.footer-bottom {
  max-width: var(--max-w);
  margin: 40px auto 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--muted);
  font-size: 13px;
}

/* ── Toast notification ─────────────────────────────────── */
#toast {
  position: fixed;
  bottom: 32px; right: 32px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 3px solid var(--gold);
  color: var(--white);
  padding: 16px 24px;
  font-size: 14px;
  border-radius: var(--radius);
  z-index: 9000;
  transform: translateY(20px);
  opacity: 0;
  transition: all 0.3s;
  pointer-events: none;
  max-width: 360px;
}
#toast.show { transform: translateY(0); opacity: 1; }
#toast.success { border-left-color: var(--success); }
#toast.error   { border-left-color: var(--danger); }

/* ── Fade-in-up animations ──────────────────────────────── */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.fade-up.visible { opacity: 1; transform: translateY(0); }

/* ── Responsive ─────────────────────────────────────────── */
@media (max-width: 900px) {
  nav { padding: 0 24px; }
  section { padding: 80px 24px; }
  .nav-links, .nav-cta { display: none; }
  .nav-hamburger { display: flex; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
  footer { padding: 60px 24px 32px; }
  .footer-bottom { flex-direction: column; gap: 16px; text-align: center; }
}
@media (max-width: 600px) {
  .footer-grid { grid-template-columns: 1fr; }
}