/* ============================================================
   PERSONA IDENTIKA - Design Tokens
   Palet: indigo tarum, emas kunyit, hijau pusaka, sogan clay
   Tipografi: Fraunces (display) + Plus Jakarta Sans (body) + IBM Plex Mono (data)
   ============================================================ */

:root {
  /* Warna */
  --color-bg:        #EFE6D0;  /* kertas lontar */
  --color-bg-alt:     #E4D8B8;
  --color-surface:   #FBF8F0;
  --color-ink:       #211D18;  /* tinta gelap */
  --color-ink-soft:  #4A423A;
  --color-indigo:    #22406B;  /* tarum - warna utama brand */
  --color-indigo-dark:#152B4A;
  --color-gold:      #B8863B;  /* kunyit - aksen */
  --color-gold-soft: #E3C482;
  --color-pusaka:    #3E6659;  /* hijau teratai - sekunder */
  --color-clay:      #934530;  /* sogan clay - aksen jarang dipakai */

  /* Tipografi */
  --font-display: 'Fraunces', 'Georgia', serif;
  --font-body: 'Plus Jakarta Sans', 'Segoe UI', sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;

  /* Skala */
  --radius-sm: 6px;
  --radius-md: 14px;
  --radius-lg: 28px;
  --shadow-soft: 0 8px 30px rgba(33, 29, 24, 0.08);
  --shadow-lift: 0 16px 50px rgba(21, 43, 74, 0.18);
}

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--color-indigo-dark);
  line-height: 1.15;
  margin: 0 0 0.5em;
  font-weight: 700;
}

h1 { font-size: clamp(2.2rem, 5vw, 4rem); font-weight: 900; letter-spacing: -0.01em; }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.6rem); }
h3 { font-size: 1.4rem; }

a { color: var(--color-indigo); text-decoration: none; }
a:hover { color: var(--color-clay); }
a:focus-visible, button:focus-visible, input:focus-visible {
  outline: 3px solid var(--color-gold);
  outline-offset: 2px;
}

.container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(239, 230, 208, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(34, 64, 107, 0.12);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
}
.logo {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.35rem;
  color: var(--color-indigo-dark);
}
.logo span { color: var(--color-gold); }
.main-nav ul {
  display: flex;
  gap: 28px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.main-nav a {
  color: var(--color-ink);
  font-weight: 600;
  font-size: 0.95rem;
}
.btn {
  display: inline-block;
  font-family: var(--font-body);
  font-weight: 700;
  padding: 12px 26px;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.btn-primary {
  background: var(--color-indigo);
  color: var(--color-surface);
}
.btn-primary:hover { background: var(--color-indigo-dark); transform: translateY(-2px); box-shadow: var(--shadow-soft); }
.btn-gold {
  background: var(--color-gold);
  color: var(--color-indigo-dark);
}
.btn-gold:hover { background: var(--color-gold-soft); transform: translateY(-2px); }

/* ---------- Hero ---------- */
.hero {
  padding: 90px 0 60px;
  position: relative;
  overflow: hidden;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
  align-items: center;
}
.hero-eyebrow {
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.78rem;
  color: var(--color-pusaka);
  font-weight: 700;
  margin-bottom: 14px;
  display: block;
}
.hero p.lede {
  font-size: 1.15rem;
  color: var(--color-ink-soft);
  max-width: 520px;
  margin-bottom: 32px;
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }

/* Roda Persona - elemen signature */
.roda-persona { width: 100%; max-width: 460px; margin: 0 auto; }
.roda-persona svg { width: 100%; height: auto; display: block; }
.roda-segment {
  transition: opacity 0.3s ease, transform 0.3s ease;
  transform-origin: center;
  cursor: pointer;
}
.roda-segment:hover { opacity: 1 !important; transform: scale(1.03); }

/* ---------- Sections ---------- */
.section { padding: 70px 0; }
.section-title-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 36px;
  gap: 20px;
  flex-wrap: wrap;
}
.section-title-row p { color: var(--color-ink-soft); max-width: 480px; margin: 0; }

/* ---------- Kartu Tipe ---------- */
.type-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 20px;
}
.type-card {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  padding: 26px;
  box-shadow: var(--shadow-soft);
  border: 1px solid rgba(34,64,107,0.08);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  display: block;
  text-align: center;
}
.type-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lift); }
.type-card img.type-icon {
  display: block;
  margin: 0 auto 14px;
  width: 64px;
  height: 64px;
  object-fit: contain;
}
.type-card .code {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-gold);
  font-weight: 700;
  letter-spacing: 0.08em;
}
.type-card h3 { margin: 8px 0 6px; font-size: 1.25rem; color: var(--color-indigo-dark); }
.type-card .nusantara-title { color: var(--color-pusaka); font-size: 0.85rem; font-style: italic; margin-bottom: 10px; }
.type-card p.summary { color: var(--color-ink-soft); font-size: 0.92rem; margin: 0; }

/* ---------- How it works ---------- */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.step .num {
  font-family: var(--font-display);
  font-size: 2.2rem;
  color: var(--color-gold);
  font-weight: 900;
  display: block;
  margin-bottom: 10px;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--color-indigo-dark);
  color: #D9CEB0;
  padding: 60px 0 30px;
  margin-top: 60px;
}
.site-footer a { color: #EAD9A8; }
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.footer-grid h4 { color: #EAD9A8; font-size: 0.95rem; margin-bottom: 14px; }
.footer-grid ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 8px; font-size: 0.9rem; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.12);
  padding-top: 20px;
  font-size: 0.82rem;
  color: #B6A97F;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .hero-grid { grid-template-columns: 1fr; }
  .main-nav { display: none; }
  .steps { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
}