/* css/base.css — BANDA SAPULUAH: CIVILIZATION OF NAGARI
   Global design tokens, reset, typography, utilities.
   Shared across all pages. */

/* ── DESIGN TOKENS ─────────────────────────────────── */
:root {
  --gold:         #c8a96e;
  --gold-dim:     #8a7048;
  --gold-bright:  #e8c98e;
  --ocean:        #1a2a3a;
  --ocean-deep:   #0a1520;
  --ocean-mid:    #243448;
  --mist:         #8a9ab0;
  --mist-light:   #b0bfcf;
  --ember:        #8a3020;
  --ember-bright: #c04030;
  --surau:        #2a4a7a;
  --surau-light:  #4a6a9a;
  --earth:        #3a6a4a;

  --font-title:   'Cinzel', 'Georgia', serif;
  --font-body:    'Crimson Text', 'Georgia', serif;
  --font-ui:      'Rajdhani', 'Arial Narrow', sans-serif;

  --transition-cin: 600ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: 200ms ease;
}

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

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

body {
  background-color: var(--ocean-deep);
  color: var(--mist-light);
  font-family: var(--font-body);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

img, video { max-width: 100%; display: block; }
a { color: var(--gold); text-decoration: none; }
a:hover { color: var(--gold-bright); }

/* ── TYPOGRAPHY ─────────────────────────────────────── */
.font-title   { font-family: var(--font-title); }
.font-body    { font-family: var(--font-body); }
.font-ui      { font-family: var(--font-ui); }

.text-gold        { color: var(--gold); }
.text-gold-bright { color: var(--gold-bright); }
.text-mist        { color: var(--mist); }
.text-ember       { color: var(--ember-bright); }

/* ── COMMON ELEMENTS ─────────────────────────────────── */
.divider-gold {
  border: none;
  border-top: 1px solid rgba(200, 169, 110, 0.25);
  margin: 2rem 0;
}

.ornament {
  display: inline-block;
  color: var(--gold-dim);
  letter-spacing: 0.5em;
  font-family: var(--font-title);
  font-size: 0.75rem;
}

/* ── NAVIGATION ──────────────────────────────────────── */
.nav-portal {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 2rem;
  background: linear-gradient(to bottom, rgba(10,21,32,0.95), transparent);
  font-family: var(--font-ui);
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.nav-portal a {
  color: var(--mist);
  transition: color var(--transition-fast);
  padding: 0.25rem 0.5rem;
}

.nav-portal a:hover,
.nav-portal a.active {
  color: var(--gold);
}

.nav-logo {
  font-family: var(--font-title);
  font-size: 1rem;
  color: var(--gold);
  letter-spacing: 0.2em;
}

/* ── PAGE WRAPPER ────────────────────────────────────── */
.page-wrapper {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.page-section {
  padding: 5rem 0 3rem;
}

/* ── CINEMATIC FADE-IN ───────────────────────────────── */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

.fade-in {
  animation: fadeInUp 0.8s var(--transition-cin) both;
}

.fade-in-delay-1 { animation-delay: 0.2s; }
.fade-in-delay-2 { animation-delay: 0.4s; }
.fade-in-delay-3 { animation-delay: 0.6s; }

/* ── RESPONSIVE ─────────────────────────────────────── */
@media (max-width: 768px) {
  .nav-portal { padding: 0.75rem 1rem; font-size: 0.75rem; }
  .page-wrapper { padding: 0 1rem; }
}