/* ============================================================
   RIPPLE — visual.css
   Visual dekoratif per card — background art, animasi SVG
   ============================================================ */

/* ── LAYER CARDS — ganti emoji dengan SVG dekoratif ──────── */
.layer-emoji { display: none !important; }

.layer-card {
    position: relative !important;
    overflow: hidden !important;
}

/* Background dekoratif tiap layer card via data-layer attr */
.layer-card::before {
    content: "" !important;
    position: absolute !important;
    top: -20px !important; right: -20px !important;
    width: 120px !important; height: 120px !important;
    border-radius: 50% !important;
    background: radial-gradient(circle, rgba(243,112,30,0.12) 0%, transparent 70%) !important;
    pointer-events: none !important;
    z-index: 0 !important;
    animation: layerGlowPulse 3s ease-in-out infinite !important;
    border: none !important; box-shadow: none !important;
    top: -20px !important; left: auto !important;
    bottom: auto !important;
    animation-delay: var(--ld, 0s) !important;
}
.layer-card:nth-child(1) { --ld: 0s; }
.layer-card:nth-child(2) { --ld: 0.6s; }
.layer-card:nth-child(3) { --ld: 1.2s; }
.layer-card:nth-child(4) { --ld: 1.8s; }
.layer-card:nth-child(5) { --ld: 2.4s; }

@keyframes layerGlowPulse {
    0%,100% { opacity: 0.7; transform: scale(1); }
    50%      { opacity: 1;   transform: scale(1.2); }
}

.layer-card > * { position: relative; z-index: 1; }

/* SVG icon container untuk layer */
.layer-svg-icon {
    width: 80px !important;
    height: 80px !important;
    margin: 0 auto 20px !important;
    display: block !important;
}

/* ── FACT CARDS — angka besar di background ───────────────── */
.fact-card {
    position: relative !important;
    overflow: hidden !important;
}

.fact-bg-num {
    position: absolute !important;
    bottom: -8px !important;
    right: -4px !important;
    font-size: 80px !important;
    font-weight: 800 !important;
    color: rgba(243,112,30,0.055) !important;
    line-height: 1 !important;
    pointer-events: none !important;
    z-index: 0 !important;
    font-family: 'Inter', sans-serif !important;
    letter-spacing: -4px !important;
    user-select: none !important;
}

.fact-card-visual {
    position: absolute !important;
    top: 16px !important; right: 16px !important;
    width: 48px !important; height: 48px !important;
    opacity: 0.55 !important;
    pointer-events: none !important;
    z-index: 0 !important;
}

.fact-card > * { position: relative; z-index: 1; }

/* ── STEP CARDS — nomor besar di background ───────────────── */
.step-card {
    position: relative !important;
    overflow: hidden !important;
}

.step-bg-num {
    position: absolute !important;
    bottom: -20px !important; right: -10px !important;
    font-size: 140px !important;
    font-weight: 900 !important;
    color: rgba(243,112,30,0.05) !important;
    line-height: 1 !important;
    pointer-events: none !important;
    z-index: 0 !important;
    font-family: 'Inter', sans-serif !important;
    user-select: none !important;
}

.step-card-deco {
    position: absolute !important;
    top: 0 !important; left: 0 !important;
    width: 100% !important; height: 100% !important;
    pointer-events: none !important;
    z-index: 0 !important;
    opacity: 0.45 !important;
}
.step-card > * { position: relative; z-index: 1; }

/* ── WORLD CARDS — rank besar di background ──────────────── */
.world-card {
    position: relative !important;
    overflow: hidden !important;
}

.world-bg-rank {
    position: absolute !important;
    bottom: -30px !important; left: -15px !important;
    font-size: 180px !important;
    font-weight: 900 !important;
    color: rgba(243,112,30,0.04) !important;
    line-height: 1 !important;
    pointer-events: none !important;
    z-index: 0 !important;
    font-family: 'Inter', sans-serif !important;
    user-select: none !important;
}

.world-card-deco {
    position: absolute !important;
    top: 0 !important; right: 0 !important;
    width: 160px !important; height: 160px !important;
    pointer-events: none !important;
    z-index: 0 !important;
    opacity: 0.3 !important;
}
.world-card > * { position: relative; z-index: 1; }

/* ── CONCEPT CARDS — corner decoration ───────────────────── */
.concept-card-deco {
    position: absolute !important;
    top: 0 !important; right: 0 !important;
    width: 120px !important; height: 120px !important;
    pointer-events: none !important;
    z-index: 0 !important;
    opacity: 0.35 !important;
}
.concept-card > * { position: relative; z-index: 1; }

/* ── ANIMASI SCROLL MASUK per section ────────────────────── */

/* Semua section headings — slide dari bawah */
.how-section > .section-label,
.how-section > .section-heading,
.layers-section > .section-label,
.layers-section > .section-heading,
.facts-section > .section-label,
.facts-section > .section-heading,
.world-section > .section-label,
.world-section > .section-heading,
.concept > .section-label {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity .6s ease, transform .6s ease;
}
.section-heading-visible {
    opacity: 1 !important;
    transform: none !important;
}
.section-label-visible {
    opacity: 1 !important;
    transform: none !important;
}

/* Horizontal line under section heading */
.section-heading::after {
    content: "";
    display: block;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #f3701e, #B83A2D, transparent);
    margin: 14px auto 0;
    border-radius: 2px;
    box-shadow: 0 0 10px rgba(243,112,30,0.4);
    transition: width 1s cubic-bezier(.22,1,.36,1) .3s;
}
.section-heading-visible::after {
    width: 120px !important;
}