/* ═══════════════════════════════════════════
   BASE

   Reset, tipografi, utility classes.
   Jarang diubah setelah initial setup.
   ═══════════════════════════════════════════ */

/* ── Reset ── */
* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    font-family: 'Instrument Sans', system-ui, -apple-system, sans-serif;
    background: var(--bg-page);
    color: var(--body);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

/* ── Grain Texture ── */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' 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='0.03'/%3E%3C/svg%3E");
    pointer-events: none;
    z-index: 9999;
}

/* ── Typography ── */
h1, h2, h3, h4 {
    color: var(--heading);
    line-height: 1.2;
}

.serif {
    font-family: 'Cormorant Garamond', Georgia, serif;
}

/* ── Container ── */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 clamp(16px, 4vw, 32px);
}

/* ── Section ── */
.section {
    padding: clamp(60px, 10vw, 120px) 0;
}

.section-label {
    font-size: 11px;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: 8px;
}

.section-title {
    font-size: clamp(28px, 5vw, 44px);
    font-weight: 800;
    letter-spacing: -0.03em;
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: clamp(14px, 1.8vw, 17px);
    color: var(--muted);
    max-width: 560px;
    line-height: 1.7;
}

.section-header {
    text-align: center;
    margin-bottom: clamp(40px, 6vw, 64px);
}

.section-header .section-subtitle {
    margin: 0 auto;
}

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

.fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}