/* ==========================================================================
   SECRET THEORY® — OFFICIAL DESIGN SYSTEM & STYLESHEET
   Brand Framework V1.0 | Visual-First Balance | Mobile Green-Zone Ergonomics
   Deep Black #0A0A0B | Graphite #1A1A1D | Pure White #FFFFFF |
   Burnt Orange #C1521B | Neutral Gray #8B8B90
   Typography: Inter (400, 500, 600, 800) & JetBrains Mono (400, 600, 700)
   ========================================================================== */

:root {
  --bg: #0A0A0B;                /* 50% Deep Black Primary Canvas */
  --surface: #1A1A1D;           /* 25% Graphite Secondary Surface & Cards */
  --surface-alt: #121215;       /* Subtle Section Separation */
  --surface-elevated: #202025;  /* Hover / Active Graphite Surface */

  --text-white: #FFFFFF;        /* 15% Pure White Headlines & Diagrams */
  --text-dim: #8B8B90;          /* 5% Neutral Gray Body Copy, Metadata & Borders */

  --accent: #C1521B;            /* 5% Burnt Orange Single Accent */
  --accent-hover: #D45B20;
  --accent-border: rgba(193, 82, 27, 0.45);

  --border: rgba(139, 139, 144, 0.22);       /* 1px Neutral Gray Subtle Border */
  --border-subtle: rgba(139, 139, 144, 0.14);

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;

  --sp-2: 6px;
  --sp-3: 10px;
  --sp-4: 16px;
  --sp-5: 24px;
  --sp-6: 36px;
  --sp-7: 56px;
  --sp-8: 80px;

  --max-w: 1200px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-pill: 9999px;
}

/* Reset & Base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 76px;
  overflow-x: hidden;
  background-color: var(--bg);
  color: var(--text-dim);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  background-color: var(--bg);
  color: var(--text-dim);
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
}

::selection {
  background-color: var(--accent);
  color: var(--text-white);
}

img, svg {
  display: block;
  max-width: 100%;
  height: auto;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s ease, opacity 0.2s ease, border-color 0.2s ease, background-color 0.2s ease;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}

ul, ol {
  list-style: none;
}

/* Layout Containers */
.wrap {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--sp-5);
}

.sec {
  padding: var(--sp-8) 0;
  position: relative;
  background-color: var(--bg);
}

.dark-surface {
  background-color: var(--surface-alt);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.mt16 {
  margin-top: 10px;
}

/* Typography (Inter 800 with -0.02em tracking for Pure White Headlines) */
h1, h2, h3, h4 {
  color: var(--text-white);
  font-family: var(--font-sans);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.18;
}

h1 {
  font-size: clamp(2.25rem, 4.4vw, 3.65rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.08;
}

h2 {
  font-size: clamp(1.55rem, 2.9vw, 2.25rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

h3 {
  font-size: clamp(1.05rem, 1.5vw, 1.22rem);
  font-weight: 700;
  letter-spacing: -0.015em;
}

h4 {
  font-size: 0.98rem;
  font-weight: 600;
}

.lead {
  font-size: clamp(0.95rem, 1.2vw, 1.05rem);
  line-height: 1.55;
  color: var(--text-dim);
  font-weight: 400;
}

.mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
}

.mono-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 2px;
}

.kicker {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
}

.head-block {
  margin-bottom: var(--sp-6);
}

.head-block.center {
  text-align: center;
  max-width: 680px;
  margin-left: auto;
  margin-right: auto;
}

.accent-text,
.highlight {
  color: var(--accent);
}

.strike {
  text-decoration: line-through;
  opacity: 0.65;
}

/* Scroll Reveal Animation */
.rv {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.55s cubic-bezier(0.16, 1, 0.3, 1), transform 0.55s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.rv.in {
  opacity: 1 !important;
  transform: translateY(0) !important;
}

/* Buttons (Minimum 48px Touch Target for Mobile Green-Zone Ergonomics) */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-sans);
  font-size: 0.92rem;
  font-weight: 600;
  min-height: 48px;
  padding: 12px 22px;
  border-radius: var(--radius-sm);
  transition: transform 0.2s ease, background-color 0.2s ease, border-color 0.2s ease;
  white-space: nowrap;
  text-align: center;
}

.btn-accent {
  background-color: var(--accent);
  color: var(--text-white);
  border: 1px solid var(--accent);
}

.btn-accent:hover {
  background-color: var(--accent-hover);
  transform: translateY(-1px);
}

.btn-outline {
  background-color: var(--surface);
  color: var(--text-white);
  border: 1px solid var(--border);
}

.btn-outline:hover {
  background-color: var(--surface-elevated);
  border-color: var(--text-dim);
  transform: translateY(-1px);
}

.btn-sm {
  min-height: 38px;
  padding: 7px 14px;
  font-size: 0.82rem;
}

.btn-big {
  min-height: 52px;
  padding: 14px 24px;
  font-size: 0.95rem;
}

.btn-full {
  width: 100%;
}

.btn-price-tag {
  padding-left: 8px;
  border-left: 1px solid rgba(255, 255, 255, 0.3);
  font-weight: 700;
}

.strike-nav {
  text-decoration: line-through;
  opacity: 0.68;
  font-size: 0.74rem;
}

.strike-btn {
  text-decoration: line-through;
  opacity: 0.72;
  font-size: 0.82rem;
}

/* ==========================================================================
   UNIFIED HEADER + HERO PARTICLE DRIFT STAGE
   ========================================================================== */
.header-hero-stage {
  position: relative;
  background-color: var(--bg);
  overflow: hidden;
  border-bottom: 1px solid var(--border-subtle);
}

.particle-drift-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  opacity: 0.92;
}

.matte-noise-overlay {
  position: absolute;
  inset: 0;
  opacity: 0.12;
  mix-blend-mode: overlay;
  pointer-events: none;
  z-index: 1;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
}

.stage-vignette {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 35%, transparent 20%, rgba(10, 10, 11, 0.72) 100%);
  pointer-events: none;
  z-index: 1;
}

/* Top Flash Sale Status Bar (Passive Viewing Zone — No Tiny Links in Mobile Red Zone) */
.top-notice-bar {
  position: relative;
  z-index: 10;
  background-color: rgba(26, 26, 29, 0.9);
  border-bottom: 1px solid var(--border-subtle);
  padding: 7px 0;
  font-size: 0.78rem;
  color: var(--text-dim);
}

.notice-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
  text-align: center;
}

.notice-tag {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  background-color: var(--bg);
  color: var(--accent);
  border: 1px solid var(--border);
  padding: 2px 8px;
  border-radius: 4px;
}

.notice-text {
  font-size: 0.78rem;
  color: var(--text-white);
}

/* Navigation Bar */
.nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: rgba(10, 10, 11, 0.86);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-subtle);
  height: 64px;
  display: flex;
  align-items: center;
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-4);
}

.brand-link {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.brand-logo {
  height: 32px;
  width: auto;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--sp-5);
}

.nav-links a {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-dim);
}

.nav-links a:hover {
  color: var(--text-white);
}

.nav-action {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

/* ==========================================================================
   HERO PARTICLE DRIFT SHELL & 2-STACKED ANIMATED BOOK SHOWCASE
   ========================================================================== */
.hero {
  position: relative;
  z-index: 5;
  padding: var(--sp-5) 0 var(--sp-6);
}

.drift-shell-border {
  width: 100%;
  padding: 1px;
  border-radius: var(--radius-lg);
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.2) 0%,
    rgba(139, 139, 144, 0.16) 45%,
    rgba(193, 82, 27, 0.3) 100%
  );
}

.drift-shell-surface {
  position: relative;
  width: 100%;
  display: flex;
  flex-direction: row;
  overflow: hidden;
  min-height: 590px;
  background-color: rgba(10, 10, 11, 0.8);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border-radius: calc(var(--radius-lg) - 1px);
}

/* Left Column */
.drift-col-left {
  width: 47%;
  padding: var(--sp-6);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  z-index: 20;
  flex-shrink: 0;
  border-right: 1px solid var(--border-subtle);
}

.corner-bracket {
  position: absolute;
  width: 12px;
  height: 12px;
  pointer-events: none;
  border-color: rgba(139, 139, 144, 0.45);
  border-style: solid;
  border-width: 0;
}

.cb-tl { top: 18px; left: 18px; border-top-width: 1px; border-left-width: 1px; }
.cb-tr { top: 18px; right: 18px; border-top-width: 1px; border-right-width: 1px; }
.cb-bl { bottom: 18px; left: 18px; border-bottom-width: 1px; border-left-width: 1px; }
.cb-br { bottom: 18px; right: 18px; border-bottom-width: 1px; border-right-width: 1px; }

.badge-wrapper {
  margin-bottom: var(--sp-4);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-white);
  background-color: var(--surface);
  border: 1px solid var(--border);
  padding: 5px 12px;
  border-radius: var(--radius-pill);
}

.badge .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: var(--accent);
  flex-shrink: 0;
}

.hero-headline {
  margin-bottom: 10px;
}

.hero .hsub {
  font-size: clamp(0.98rem, 1.35vw, 1.12rem);
  font-weight: 500;
  color: var(--text-dim);
  margin-bottom: var(--sp-4);
}

/* Visual Icon Feature Pills in Hero (Replaces Long Paragraphs) */
.hero-icon-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: var(--sp-4);
}

.hip-chip {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background-color: var(--surface);
  border: 1px solid var(--border);
  padding: 7px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-white);
}

/* 7-Day Flash Sale Countdown + 13 Slot Remaining Box */
.hero-flash-box {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: var(--sp-4);
}

.hfb-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
}

.hfb-label-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.timer-label {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--text-white);
}

.slot-pill {
  display: inline-block;
  width: max-content;
  font-size: 0.64rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--accent);
  background-color: var(--bg);
  border: 1px solid var(--border);
  padding: 2px 7px;
  border-radius: 4px;
}

.timer-digits {
  display: flex;
  align-items: center;
  gap: 5px;
}

.time-part {
  display: flex;
  flex-direction: column;
  align-items: center;
  background-color: var(--bg);
  border: 1px solid var(--border);
  padding: 4px 8px;
  border-radius: 6px;
  min-width: 44px;
}

.t-val {
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-white);
  line-height: 1.1;
}

.t-lbl {
  font-family: var(--font-mono);
  font-size: 0.52rem;
  letter-spacing: 0.06em;
  color: var(--text-dim);
}

.t-sep {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--accent);
}

.hfb-meter {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.hfb-meter-bar {
  width: 100%;
  height: 7px;
  background-color: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  overflow: hidden;
}

.hfb-meter-fill {
  height: 100%;
  background-color: var(--accent);
  border-radius: var(--radius-pill);
}

.hfb-meter-meta {
  display: flex;
  justify-content: space-between;
  font-size: 0.68rem;
  color: var(--text-dim);
}

.hero-cta {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

/* Interactive System Pillar Slider Control */
.drift-slider-block {
  margin-top: var(--sp-5);
  padding-top: var(--sp-4);
  border-top: 1px solid var(--border-subtle);
  width: 100%;
}

.drift-slider-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-2);
  margin-bottom: 10px;
  font-size: 0.68rem;
}

.dim-label {
  color: var(--text-dim);
  letter-spacing: 0.08em;
}

.highlight-label {
  color: var(--text-white);
  font-weight: 600;
}

.drift-track-line {
  width: 100%;
  height: 2px;
  background-color: var(--border);
  position: relative;
  border-radius: 2px;
}

.drift-track-fill {
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  background-color: var(--accent);
  transition: width 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.drift-track-thumb {
  position: absolute;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: var(--accent);
  border: 2px solid var(--text-white);
  transition: left 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.drift-track-labels {
  display: flex;
  justify-content: space-between;
  margin-top: 10px;
  width: 100%;
  gap: 4px;
}

.drift-node {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-dim);
  min-height: 36px;
  padding: 6px 8px;
  border-radius: 6px;
  transition: color 0.2s ease, background-color 0.2s ease;
}

.drift-node:hover {
  color: var(--text-white);
}

.drift-node.active {
  color: var(--text-white);
  background-color: var(--surface);
  border: 1px solid var(--border);
}

/* Right Column: 2-Stacked Book Showcase Stage */
.drift-col-right {
  width: 53%;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--sp-5);
  overflow: hidden;
  min-height: 520px;
}

.drift-fade-left {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(10, 10, 11, 0.85) 0%, transparent 25%);
  pointer-events: none;
  z-index: 2;
}

.drift-fade-bottom {
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(10, 10, 11, 0.82) 0%, transparent 28%);
  pointer-events: none;
  z-index: 2;
}

.hud-status-pill {
  position: absolute;
  top: 20px;
  left: 24px;
  z-index: 15;
  background-color: rgba(26, 26, 29, 0.92);
  border: 1px solid var(--border);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.7rem;
  color: var(--text-white);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.hud-sep {
  color: var(--accent);
}

/* Floating Physical Binder Preview Mini-Card */
.drift-binder-thumb {
  position: absolute;
  bottom: 22px;
  left: 24px;
  z-index: 22;
  background-color: rgba(26, 26, 29, 0.94);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 6px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.drift-binder-thumb img {
  width: 68px;
  height: 46px;
  object-fit: cover;
  border-radius: 4px;
  border: 1px solid var(--border-subtle);
}

.dbt-caption {
  padding-right: 6px;
}

.dbt-caption span {
  display: block;
  font-size: 0.56rem;
  color: var(--accent);
  font-weight: 600;
}

.dbt-caption strong {
  display: block;
  font-size: 0.72rem;
  color: var(--text-white);
}

/* ==========================================================================
   3D BOOK STACK SHOWCASE (CONTINUOUS SLOW VERTICAL FLOAT)
   ========================================================================== */
.book-stack-stage {
  position: relative;
  z-index: 10;
  width: 100%;
  max-width: 450px;
  height: 460px;
  display: flex;
  align-items: center;
  justify-content: center;
  perspective: 1200px;
}

.book-stage-glow {
  position: absolute;
  width: 330px;
  height: 330px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(193, 82, 27, 0.28) 0%, rgba(26, 26, 29, 0) 70%);
  pointer-events: none;
  z-index: 0;
}

.book-hero-figure {
  position: relative;
  z-index: 6;
  width: 100%;
  max-width: 410px;
  display: flex;
  align-items: center;
  justify-content: center;
  will-change: transform;
  animation: bookHeroFloat 5.2s ease-in-out infinite;
}

.book-hero-img {
  width: 100%;
  max-height: 425px;
  height: auto;
  object-fit: contain;
  filter: drop-shadow(0 24px 38px rgba(0, 0, 0, 0.88)) drop-shadow(0 0 22px rgba(193, 82, 27, 0.16));
  user-select: none;
  -webkit-user-drag: none;
}

@keyframes bookHeroFloat {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-14px);
  }
}

.book-pedestal-shadow {
  position: absolute;
  bottom: 10px;
  left: 50%;
  transform: translateX(-50%);
  width: 280px;
  height: 26px;
  border-radius: 50%;
  background: radial-gradient(ellipse at center, rgba(193, 82, 27, 0.32) 0%, rgba(0, 0, 0, 0.78) 58%, transparent 78%);
  filter: blur(6px);
  animation: shadowPulse 5.2s ease-in-out infinite;
  pointer-events: none;
}

@keyframes shadowPulse {
  0%, 100% {
    transform: translateX(-50%) scale(1);
    opacity: 0.85;
  }
  50% {
    transform: translateX(-50%) scale(0.88);
    opacity: 0.55;
  }
}

.drift-floating-card {
  position: absolute;
  bottom: 22px;
  right: 22px;
  z-index: 25;
  background-color: rgba(26, 26, 29, 0.94);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  width: 220px;
  animation: floatTelemetry 4.4s ease-in-out infinite alternate;
}

@keyframes floatTelemetry {
  0% { transform: translateY(0px); }
  100% { transform: translateY(-7px); }
}

.dfc-top {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 4px;
}

.dfc-icon {
  width: 22px;
  height: 22px;
  border-radius: 5px;
  background-color: var(--bg);
  border: 1px solid var(--border);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.65rem;
  font-weight: 700;
}

.dfc-kicker {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-dim);
}

.dfc-metric {
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--text-white);
  line-height: 1.15;
  margin-bottom: 2px;
}

.dfc-sub {
  font-size: 0.72rem;
  color: var(--text-dim);
  line-height: 1.3;
}

/* 5 Dedikasi & Komitmen Icon Bar */
.dedication-strip {
  margin-top: var(--sp-4);
  background-color: var(--surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 12px var(--sp-5);
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--sp-3);
}

.dedication-item {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 0.78rem;
  color: var(--text-white);
  font-weight: 600;
}

/* ==========================================================================
   SECTION 02: MEDIA & PLATFORM MARQUEE
   ========================================================================== */
.media {
  padding: 18px 0;
  border-bottom: 1px solid var(--border-subtle);
  background-color: var(--bg);
}

.marquee {
  overflow: hidden;
  position: relative;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
}

.marquee .track {
  display: flex;
  gap: var(--sp-3);
  width: max-content;
  animation: scroll-fwd 38s linear infinite;
}

.marquee:hover .track {
  animation-play-state: paused;
}

.logo-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-white);
  background-color: var(--surface);
  border: 1px solid var(--border);
  padding: 7px 14px;
  border-radius: var(--radius-pill);
  white-space: nowrap;
}

.chip-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--accent);
}

@keyframes scroll-fwd {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ==========================================================================
   SECTION 03: DIAGNOSIS 4 KEBOCORAN TOKO (3D ICONS + VISUAL METRIC PILLS)
   ========================================================================== */
.plist {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sp-4);
}

.pcard {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 14px;
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--sp-5);
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.pcard:hover {
  border-color: var(--text-dim);
  transform: translateY(-2px);
}

.pcard-top {
  display: flex;
  align-items: center;
  gap: 14px;
}

.pcard-icon {
  flex-shrink: 0;
  width: 54px;
  height: 54px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background-color: var(--bg);
  border: 1px solid var(--border);
}

.pcard-icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.pcard-short {
  font-size: 0.88rem;
  color: var(--text-dim);
  line-height: 1.5;
}

.pcard-visual-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  background-color: var(--bg);
  border: 1px solid var(--border-subtle);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.72rem;
}

.pvb-bad {
  color: var(--text-dim);
  text-decoration: line-through;
}

.pvb-arrow {
  color: var(--accent);
  font-weight: 700;
}

.pvb-good {
  color: var(--text-white);
  font-weight: 600;
}

/* ==========================================================================
   SECTION 04: LIMA NILAI INTI BRAND (ICON-DRIVEN COMPACT STRIP)
   ========================================================================== */
.values-strip {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--sp-4);
}

.vcard-mini {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--sp-4);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.vm-icon {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  background-color: var(--bg);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 4px;
}

.vm-num {
  font-size: 0.66rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.08em;
}

.vcard-mini h3 {
  font-size: 0.98rem;
  font-weight: 700;
  line-height: 1.25;
}

.vcard-mini p {
  font-size: 0.8rem;
  color: var(--text-dim);
  line-height: 1.45;
}

/* ==========================================================================
   SECTION 05: 9 MODUL SISTEM + ILUSTRASI VISUAL NYATA
   ========================================================================== */
.visual-preview-trio {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-4);
  margin-bottom: var(--sp-6);
}

.vpt-card {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.vpt-img-box {
  width: 100%;
  aspect-ratio: 16 / 9;
  position: relative;
  overflow: hidden;
  background-color: var(--bg);
  border-bottom: 1px solid var(--border);
}

.vpt-img-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform 0.35s ease;
}

.vpt-card:hover .vpt-img-box img {
  transform: scale(1.04);
}

.vpt-badge {
  position: absolute;
  top: 10px;
  left: 10px;
  background-color: rgba(10, 10, 11, 0.88);
  border: 1px solid var(--border);
  color: var(--accent);
  font-size: 0.65rem;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 4px;
}

.vpt-caption {
  padding: 12px 16px;
}

.vpt-caption strong {
  display: block;
  font-size: 0.92rem;
  color: var(--text-white);
  margin-bottom: 2px;
}

.vpt-caption span {
  display: block;
  font-size: 0.72rem;
  color: var(--text-dim);
}

/* 9 Modules Grid */
.chaps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-4);
}

.chap {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--sp-4) var(--sp-5);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 10px;
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.chap:hover {
  transform: translateY(-2px);
  border-color: var(--text-dim);
}

.chap-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.chap .num {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text-white);
}

.chap-icon {
  width: 34px;
  height: 34px;
  border-radius: var(--radius-sm);
  background-color: var(--bg);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
}

.chap h3 {
  font-size: 1.02rem;
  line-height: 1.3;
}

.chap p {
  font-size: 0.82rem;
  color: var(--text-dim);
  line-height: 1.5;
  flex: 1;
}

.chap-deliverable {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.7rem;
  color: var(--text-white);
  background-color: var(--bg);
  border: 1px solid var(--border-subtle);
  padding: 6px 10px;
  border-radius: var(--radius-sm);
}

/* ==========================================================================
   SECTION 06: 3 SEGMEN TARGET AUDIENS
   ========================================================================== */
.segment-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-4);
}

.segment-card {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--sp-5);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 14px;
}

.seg-top-icon {
  display: flex;
  align-items: center;
  gap: 12px;
}

.seg-avatar {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background-color: var(--bg);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.segment-profile {
  font-size: 0.85rem;
  color: var(--text-dim);
  line-height: 1.5;
}

.seg-flow {
  background-color: var(--bg);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 0.74rem;
}

.sf-row {
  display: flex;
  align-items: center;
  gap: 6px;
}

.sf-pain {
  color: var(--text-dim);
}

.sf-gain {
  color: var(--text-white);
  font-weight: 600;
}

.sf-gain span {
  color: var(--accent);
}

.seg-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.seg-tags span {
  font-size: 0.68rem;
  background-color: var(--bg);
  border: 1px solid var(--border);
  color: var(--text-white);
  padding: 4px 8px;
  border-radius: 4px;
}

/* ==========================================================================
   SECTION 07: DATA TERUKUR & VISUAL PROGRESS BARS (16:9 REAL MOCKUPS)
   ========================================================================== */
.dgrid2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sp-5);
  align-items: stretch;
}

.gcard {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--sp-5);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.ghead {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: var(--sp-4);
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-subtle);
}

.gav {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  background-color: var(--bg);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: var(--accent);
  flex-shrink: 0;
}

.ghead strong {
  display: block;
  font-size: 0.94rem;
  color: var(--text-white);
}

.ghead .dim {
  font-size: 0.72rem;
  color: var(--text-dim);
}

.dmetrics-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 12px;
}

.dtile {
  background-color: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px;
}

.dtile.active-tile {
  border-color: var(--accent-border);
}

.dtile-lbl {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.64rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--text-dim);
  margin-bottom: 2px;
}

.dtile-val {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-white);
  margin-bottom: 2px;
}

.dtile-sub {
  font-size: 0.74rem;
  color: var(--text-dim);
  line-height: 1.4;
}

/* Visual Metric Progress Bars */
.visual-bars-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.vbar-item {
  background-color: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 9px 12px;
}

.vbar-label {
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--text-white);
  margin-bottom: 6px;
}

.vbar-track {
  width: 100%;
  height: 6px;
  background-color: var(--surface);
  border-radius: var(--radius-pill);
  overflow: hidden;
}

.vbar-fill {
  height: 100%;
  background-color: var(--accent);
  border-radius: var(--radius-pill);
}

/* Fixed Full-Width 16:9 Aspect Ratio Image Container */
.dashboard-img-wrap {
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1px solid var(--border);
  background-color: var(--bg);
  margin-top: auto;
}

.dashboard-img-wrap.mt16 {
  margin-top: 14px;
}

.dashboard-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

/* ==========================================================================
   SECTION 08: STUDI KASUS VIDEO OPERATOR INDONESIA
   ========================================================================== */
.vgrid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-4);
}

.vcard {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.vcard:hover {
  transform: translateY(-2px);
  border-color: var(--text-dim);
}

.vcard-thumb {
  width: 100%;
  aspect-ratio: 16 / 9;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 1px solid var(--border);
  background-color: var(--bg);
}

.vcard-bg-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform 0.4s ease;
  filter: brightness(0.86);
}

.vcard:hover .vcard-bg-img {
  transform: scale(1.04);
}

.vcard-thumb-gradient {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10, 10, 11, 0.08) 0%, rgba(10, 10, 11, 0.88) 100%);
  pointer-events: none;
  z-index: 1;
}

.vcard-play {
  position: relative;
  z-index: 2;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background-color: rgba(10, 10, 11, 0.82);
  border: 1px solid var(--text-white);
  color: var(--text-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
  padding-left: 3px;
  transition: background-color 0.2s ease, border-color 0.2s ease;
}

.vcard:hover .vcard-play {
  background-color: var(--accent);
  border-color: var(--accent);
}

.vcard-duration {
  position: absolute;
  top: 10px;
  right: 10px;
  background-color: rgba(10, 10, 11, 0.85);
  border: 1px solid var(--border);
  color: var(--text-white);
  font-size: 0.68rem;
  padding: 2px 7px;
  border-radius: 4px;
  z-index: 2;
}

.vcard-overlay {
  position: absolute;
  bottom: 10px;
  left: 12px;
  right: 12px;
  z-index: 2;
}

.vcard-overlay span {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.08em;
}

.vcard-overlay h4 {
  font-size: 0.9rem;
  color: var(--text-white);
  margin-top: 2px;
}

.vcard-meta {
  padding: 14px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  flex-wrap: wrap;
}

.vcard-author strong {
  display: block;
  font-size: 0.88rem;
  color: var(--text-white);
}

.vcard-author span {
  font-size: 0.72rem;
  color: var(--text-dim);
}

.vcard-result-pill {
  font-size: 0.66rem;
  color: var(--text-white);
  background-color: var(--bg);
  border: 1px solid var(--border);
  padding: 4px 8px;
  border-radius: 4px;
}

/* ==========================================================================
   SECTION 09: SOCIAL PROOF MARQUEE
   ========================================================================== */
.tmarquee {
  overflow: hidden;
  position: relative;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
}

.tmarquee .track {
  display: flex;
  gap: var(--sp-4);
  width: max-content;
  animation: scroll-fwd 44s linear infinite;
}

.tmarquee:hover .track {
  animation-play-state: paused;
}

.tcard {
  width: 330px;
  flex-shrink: 0;
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--sp-4);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.tcard-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 10px;
}

.tcard-user strong {
  display: block;
  font-size: 0.88rem;
  color: var(--text-white);
}

.tcard-user span {
  font-size: 0.72rem;
  color: var(--text-dim);
}

.tcard-verified {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  font-weight: 600;
  color: var(--text-white);
  background-color: var(--bg);
  border: 1px solid var(--border);
  padding: 2px 6px;
  border-radius: 4px;
}

.tcard-quote {
  font-size: 0.82rem;
  color: var(--text-dim);
  line-height: 1.5;
  margin-bottom: 12px;
}

.tcard-metric {
  font-size: 0.76rem;
  color: var(--text-white);
  border-top: 1px solid var(--border-subtle);
  padding-top: 8px;
}

.timg-card {
  width: 330px;
  aspect-ratio: 16 / 9;
  padding: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.timg-card img {
  border-radius: var(--radius-sm);
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

/* ==========================================================================
   SECTION 10: KUOTA FLASH SALE 100 ORANG PERTAMA & SISA 13 SLOT
   ========================================================================== */
.scar {
  max-width: 780px;
  margin: 0 auto;
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-top: 3px solid var(--accent);
  border-radius: var(--radius-md);
  padding: var(--sp-6);
  text-align: center;
}

.scar-lead {
  max-width: 600px;
  margin: 8px auto 0;
}

.scar-lead b {
  color: var(--text-white);
}

.meter {
  max-width: 500px;
  margin: var(--sp-4) auto;
}

.meter-info {
  display: flex;
  justify-content: space-between;
  font-size: 0.78rem;
  color: var(--text-white);
  margin-bottom: 6px;
}

.meter .bar {
  height: 10px;
  background-color: var(--bg);
  border-radius: var(--radius-pill);
  overflow: hidden;
  border: 1px solid var(--border);
}

.meter .fill {
  height: 100%;
  background-color: var(--accent);
  border-radius: var(--radius-pill);
}

.scar-timer-wrap {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  background-color: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 20px;
  margin-bottom: var(--sp-4);
}

.scar-timer-lbl {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--text-dim);
}

/* ==========================================================================
   SECTION 11: ARSITEKTUR PRODUK & HARGA FLASH SALE (Rp1.400.000 -> Rp199.000)
   ========================================================================== */
.blueprint-checkout-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.95fr;
  gap: var(--sp-5);
  align-items: start;
}

.blueprint-deliverables {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--sp-5);
}

.bdel-header {
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 14px;
  margin-bottom: 14px;
}

.bdel-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.bdel-mini-img {
  width: 84px;
  height: 54px;
  object-fit: cover;
  border-radius: 6px;
  border: 1px solid var(--border);
  flex-shrink: 0;
}

.bdel-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.bdel-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  background-color: var(--bg);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
}

.bdel-code {
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--accent);
  background-color: var(--surface);
  border: 1px solid var(--border);
  padding: 2px 7px;
  border-radius: 4px;
  flex-shrink: 0;
}

.bdel-text {
  flex: 1;
}

.bdel-text strong {
  display: block;
  font-size: 0.85rem;
  color: var(--text-white);
}

.bdel-val {
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--text-dim);
  white-space: nowrap;
}

.bdel-total-row {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.84rem;
  color: var(--text-white);
  font-weight: 600;
}

.bdel-total-row strong {
  font-size: 1.1rem;
  color: var(--text-dim);
}

/* Official Checkout Card */
.blueprint-order-card {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-top: 3px solid var(--accent);
  border-radius: var(--radius-md);
  padding: var(--sp-5);
  position: sticky;
  top: 84px;
}

.boc-top-badge {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--text-white);
  background-color: var(--bg);
  border: 1px solid var(--border);
  padding: 4px 10px;
  border-radius: 4px;
  margin-bottom: 12px;
}

.boc-code {
  display: block;
  font-size: 0.68rem;
  color: var(--text-dim);
  margin-bottom: 2px;
}

.boc-head h3 {
  font-size: 1.35rem;
  font-weight: 800;
}

.boc-price-box {
  margin: 14px 0;
  padding: 14px;
  background-color: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}

.boc-strike-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border-subtle);
}

.boc-strike-val {
  font-size: 0.9rem;
  color: var(--text-dim);
  text-decoration: line-through;
}

.boc-save-tag {
  font-size: 0.64rem;
  font-weight: 700;
  color: var(--text-white);
  background-color: var(--surface);
  border: 1px solid var(--border);
  padding: 2px 6px;
  border-radius: 4px;
  margin-left: auto;
}

.boc-price-lbl {
  display: block;
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  color: var(--text-dim);
}

.boc-price-main {
  font-size: 2.35rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1.1;
  margin: 4px 0;
}

.boc-price-sub {
  display: block;
  font-size: 0.72rem;
  color: var(--text-white);
}

.boc-slot-box {
  background-color: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px;
  margin-bottom: 14px;
}

.boc-slot-info {
  display: flex;
  justify-content: space-between;
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--text-white);
  margin-bottom: 6px;
}

.boc-slot-bar {
  width: 100%;
  height: 7px;
  background-color: var(--surface);
  border-radius: var(--radius-pill);
  overflow: hidden;
  border: 1px solid var(--border);
  margin-bottom: 8px;
}

.boc-slot-fill {
  height: 100%;
  background-color: var(--accent);
  border-radius: var(--radius-pill);
}

.boc-countdown-line {
  display: flex;
  justify-content: space-between;
  font-size: 0.68rem;
  color: var(--text-dim);
  padding-top: 6px;
  border-top: 1px solid var(--border-subtle);
}

.boc-countdown-line b {
  color: var(--text-white);
}

.boc-meta {
  text-align: center;
  font-size: 0.72rem;
  color: var(--text-dim);
  margin-top: 10px;
}

/* ==========================================================================
   SECTION 12: FAQ ACCORDION
   ========================================================================== */
.faq {
  max-width: 780px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.qa {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.qa-trigger {
  width: 100%;
  min-height: 52px;
  padding: 14px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  text-align: left;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text-white);
}

.qa-icon {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  color: var(--accent);
  transition: transform 0.25s ease;
  flex-shrink: 0;
}

.qa.active .qa-icon {
  transform: rotate(45deg);
}

.qa-content {
  display: none;
  padding: 0 18px 16px;
  font-size: 0.86rem;
  color: var(--text-dim);
  line-height: 1.55;
}

.qa-content b {
  color: var(--text-white);
}

.qa.active .qa-content {
  display: block;
}

/* ==========================================================================
   SECTION 13: FOOTER RESMI
   ========================================================================== */
.footer {
  padding: var(--sp-7) 0 var(--sp-5);
  background-color: var(--bg);
  border-top: 1px solid var(--border);
}

.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: var(--sp-5);
  margin-bottom: var(--sp-5);
}

.footer-logo {
  height: 34px;
  width: auto;
  margin-bottom: 10px;
}

.footer-tagline {
  font-size: 0.82rem;
  color: var(--text-white);
  margin-bottom: 8px;
}

.footer-desc {
  font-size: 0.82rem;
  color: var(--text-dim);
  max-width: 380px;
  line-height: 1.55;
}

.footer-nav-col strong {
  display: block;
  font-size: 0.88rem;
  color: var(--text-white);
  margin-bottom: 12px;
}

.footer-nav-col ul {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-nav-col a {
  font-size: 0.82rem;
  color: var(--text-dim);
}

.footer-nav-col a:hover {
  color: var(--text-white);
}

.footer-divider {
  height: 1px;
  background-color: var(--border-subtle);
  margin-bottom: 16px;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.76rem;
  color: var(--text-dim);
}

.footer-copy {
  color: var(--text-white);
}

/* ==========================================================================
   SECTION 14: MOBILE GREEN-ZONE THUMB ACTION BAR
   ========================================================================== */
.sticky-bottom-cta {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 999;
  background-color: rgba(10, 10, 11, 0.96);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-top: 1px solid var(--border);
  padding: 10px var(--sp-4);
  padding-bottom: calc(10px + env(safe-area-inset-bottom, 0px));
  transform: translateY(100%);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.sticky-bottom-cta.visible {
  transform: translateY(0);
}

.sticky-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  max-width: 520px;
  margin: 0 auto;
}

.sticky-meta-row {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.62rem;
}

.sticky-badge {
  color: var(--accent);
  font-weight: 700;
}

.sticky-timer-mini {
  color: var(--text-dim);
}

.sticky-timer-mini b {
  color: var(--text-white);
}

.sticky-price-group {
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.sticky-strike {
  font-size: 0.74rem;
  color: var(--text-dim);
  text-decoration: line-through;
}

.sticky-current {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--accent);
}

.btn-sticky {
  min-height: 46px;
  padding: 10px 18px;
  font-size: 0.86rem;
  flex-shrink: 0;
}

/* ==========================================================================
   RESPONSIVE MEDIA QUERIES & MOBILE GREEN/RED ZONE ERGONOMICS
   ========================================================================== */
@media (max-width: 1080px) {
  .nav-links {
    display: none;
  }

  .drift-shell-surface {
    flex-direction: column;
    min-height: auto;
  }

  .drift-col-left {
    width: 100%;
    border-right: none;
    border-bottom: 1px solid var(--border-subtle);
    padding: var(--sp-5);
  }

  .drift-col-right {
    width: 100%;
    min-height: 470px;
    padding: var(--sp-5) var(--sp-4);
  }

  .dedication-strip {
    grid-template-columns: repeat(3, 1fr);
  }

  .values-strip {
    grid-template-columns: repeat(3, 1fr);
  }

  .visual-preview-trio,
  .chaps,
  .segment-grid,
  .vgrid {
    grid-template-columns: repeat(2, 1fr);
  }

  .dgrid2,
  .blueprint-checkout-grid {
    grid-template-columns: 1fr;
  }

  .blueprint-order-card {
    position: static;
  }
}

/* Mobile Devices (<= 768px) — Thumb Green-Zone Architecture */
@media (max-width: 768px) {
  .sec {
    padding: var(--sp-6) 0;
  }

  /* On mobile, hide top-right nav button (Red Zone) because bottom sticky bar + hero CTA sit in Thumb Green Zone */
  .nav-action .strike-nav {
    display: none;
  }

  .plist,
  .visual-preview-trio,
  .chaps,
  .segment-grid,
  .vgrid,
  .dmetrics-grid {
    grid-template-columns: 1fr;
  }

  /* 2-Column Compact Grid for 5 Nilai Inti on Mobile to prevent long scrolling */
  .values-strip {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }

  .dedication-strip {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
    padding: 10px 12px;
  }

  .dedication-item {
    justify-content: flex-start;
    font-size: 0.72rem;
  }

  .footer-top {
    grid-template-columns: 1fr;
    gap: var(--sp-4);
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }

  /* Hero Mobile Visual & Green-Zone Balance */
  .drift-col-right {
    min-height: 420px;
    padding: var(--sp-4) var(--sp-3) 86px;
  }

  .book-stack-stage {
    max-width: 310px;
    height: 340px;
    transform: scale(0.84);
    transform-origin: center center;
  }

  .drift-binder-thumb {
    display: none;
  }

  .drift-floating-card {
    bottom: 12px;
    right: 12px;
    left: 12px;
    width: auto;
  }

  .hero-cta .btn {
    width: 100%;
    justify-content: center;
  }

  .sticky-bottom-cta {
    display: block;
  }

  body {
    padding-bottom: 78px;
  }
}

@media (max-width: 480px) {
  .wrap {
    padding: 0 14px;
  }

  .values-strip,
  .dedication-strip {
    grid-template-columns: 1fr;
  }

  .drift-track-labels {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 6px;
  }

  .drift-node {
    text-align: center;
    background-color: rgba(26, 26, 29, 0.6);
    border: 1px solid var(--border-subtle);
  }

  .book-stack-stage {
    transform: scale(0.76);
  }

  .tcard,
  .timg-card {
    width: 280px;
  }
}