:root {
  /* Editorial Warm Technical Palette (Light Mode Default) */
  --bg-primary: #F6F4EE;
  --bg-secondary: #ECE8DF;
  --bg-surface: #FFFFFF;
  --bg-surface-elevated: #FAF8F5;
  --bg-dark-panel: #14171A;
  --bg-dark-card: #1C2024;

  --text-primary: #121417;
  --text-secondary: #3E454C;
  --text-muted: #687078;
  --text-on-dark: #F4F2ED;
  --text-on-dark-muted: #9BA3AB;

  --accent-primary: #D94E28;
  --accent-primary-hover: #B83D1B;
  --accent-primary-soft: rgba(217, 78, 40, 0.1);

  --status-done: #15803D;
  --status-done-bg: rgba(21, 128, 61, 0.1);
  --status-done-border: rgba(21, 128, 61, 0.28);

  --status-wip: #B45309;
  --status-wip-bg: rgba(180, 83, 9, 0.1);
  --status-wip-border: rgba(180, 83, 9, 0.28);

  --status-zalo: #0068FF;
  --status-zalo-hover: #0052CC;

  --border-hairline: #D8D3C8;
  --border-strong: #121417;
  --border-dark: #2C3238;

  --shadow-card: 0 10px 30px -10px rgba(18, 20, 23, 0.07);
  --shadow-floating: 0 20px 45px -12px rgba(18, 20, 23, 0.16);

  --font-display: 'Newsreader', Georgia, serif;
  --font-sans: 'Be Vietnam Pro', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --container-max: 1180px;
}

[data-theme="dark"] {
  --bg-primary: #0E1013;
  --bg-secondary: #15181C;
  --bg-surface: #181C21;
  --bg-surface-elevated: #1F242B;
  --bg-dark-panel: #090B0D;
  --bg-dark-card: #14181D;

  --text-primary: #F3F1EC;
  --text-secondary: #C5C9CE;
  --text-muted: #8A929A;

  --accent-primary: #F0643B;
  --accent-primary-hover: #FF7852;
  --accent-primary-soft: rgba(240, 100, 59, 0.14);

  --status-done: #22C55E;
  --status-done-bg: rgba(34, 197, 94, 0.12);
  --status-done-border: rgba(34, 197, 94, 0.3);

  --status-wip: #F59E0B;
  --status-wip-bg: rgba(245, 158, 11, 0.12);
  --status-wip-border: rgba(245, 158, 11, 0.3);

  --border-hairline: #282E36;
  --border-strong: #F3F1EC;
  --shadow-card: 0 12px 32px -10px rgba(0, 0, 0, 0.45);
}

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

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  transition: background-color 0.25s ease, color 0.25s ease;
  background-image:
    radial-gradient(rgba(18, 20, 23, 0.04) 1px, transparent 1px);
  background-size: 24px 24px;
}

/* Blueprint Step Badges (16-Step Anatomy Mode) */
.step-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--accent-primary-soft);
  color: var(--accent-primary);
  border: 1px solid rgba(217, 78, 40, 0.28);
  margin-bottom: 14px;
  transition: opacity 0.25s ease, transform 0.25s ease;
}

.step-badge .cluster-tag {
  color: var(--text-muted);
  font-weight: 500;
  padding-left: 6px;
  border-left: 1px solid rgba(217, 78, 40, 0.28);
}

body.hide-step-badges .step-badge {
  display: none;
}

/* Top Experiment & Control Bar */
.top-lab-bar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(20, 23, 26, 0.94);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-dark);
  color: var(--text-on-dark);
  font-size: 0.82rem;
}

.top-lab-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 10px 24px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.lab-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.lab-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: #22C55E;
  box-shadow: 0 0 0 4px rgba(34, 197, 94, 0.2);
}

.lab-title {
  font-family: var(--font-mono);
  font-weight: 600;
  letter-spacing: 0.02em;
  color: #FFFFFF;
}

.lab-controls {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

.headline-switcher {
  display: flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 255, 255, 0.06);
  padding: 3px 6px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.headline-switcher-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-on-dark-muted);
  padding: 0 6px;
}

.hl-btn {
  background: transparent;
  border: none;
  color: var(--text-on-dark-muted);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 4px 8px;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.18s ease;
}

.hl-btn:hover {
  color: #FFFFFF;
  background: rgba(255, 255, 255, 0.08);
}

.hl-btn.active {
  background: var(--accent-primary);
  color: #FFFFFF;
  font-weight: 600;
}

.toggle-pill {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  color: #FFFFFF;
  font-family: var(--font-sans);
  font-size: 0.76rem;
  font-weight: 500;
  padding: 5px 11px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.18s ease;
}

.toggle-pill:hover {
  background: rgba(255, 255, 255, 0.15);
}

.toggle-pill.active {
  border-color: #22C55E;
  background: rgba(34, 197, 94, 0.15);
}

/* Sticky 16-Step Cluster Progress Bar */
.cluster-nav {
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border-hairline);
  position: sticky;
  top: 47px;
  z-index: 90;
  transition: background-color 0.25s ease;
}

.cluster-nav-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  overflow-x: auto;
}

.cluster-links {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
  padding: 8px 0;
}

.cluster-link {
  text-decoration: none;
  color: var(--text-secondary);
  font-size: 0.8rem;
  font-weight: 500;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  transition: all 0.18s ease;
}

.cluster-link span.c-code {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  background: var(--bg-secondary);
  padding: 1px 6px;
  border-radius: 4px;
}

.cluster-link:hover,
.cluster-link.active {
  color: var(--text-primary);
  background: var(--bg-secondary);
}

.cluster-link.active span.c-code {
  background: var(--accent-primary);
  color: #FFFFFF;
}

.nav-cta-group {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 0;
  flex-shrink: 0;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-sans);
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.2s ease;
  border: 1px solid transparent;
}

.btn-sm {
  font-size: 0.8rem;
  padding: 7px 13px;
}

.btn-lg {
  font-size: 1rem;
  padding: 15px 26px;
}

.btn-primary {
  background: var(--accent-primary);
  color: #FFFFFF;
  box-shadow: 0 4px 14px rgba(217, 78, 40, 0.28);
}

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

.btn-zalo {
  background: var(--status-zalo);
  color: #FFFFFF;
}

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

.btn-outline {
  background: var(--bg-surface);
  color: var(--text-primary);
  border-color: var(--border-hairline);
}

.btn-outline:hover {
  border-color: var(--text-primary);
  background: var(--bg-secondary);
}

/* Container & Layout */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

section {
  padding: 76px 0;
  border-bottom: 1px solid var(--border-hairline);
  position: relative;
}

/* HERO SECTION (Bước 1 & Bước 2) */
.hero-section {
  padding: 72px 0 84px;
  background:
    linear-gradient(180deg, rgba(217, 78, 40, 0.04) 0%, transparent 65%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 48px;
  align-items: start;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--status-done);
  background: var(--status-done-bg);
  border: 1px solid var(--status-done-border);
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 20px;
  font-weight: 600;
}

.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(2.35rem, 4.4vw, 3.75rem);
  line-height: 1.12;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin-bottom: 22px;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.hero-headline.switching {
  opacity: 0.25;
  transform: translateY(4px);
}

.hero-subheadline {
  font-size: clamp(1.18rem, 1.8vw, 1.42rem);
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.45;
  margin-bottom: 18px;
  padding-left: 16px;
  border-left: 3px solid var(--accent-primary);
}

.hero-lead {
  font-size: 1.05rem;
  color: var(--text-secondary);
  margin-bottom: 30px;
  max-width: 66ch;
}

.hero-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
  margin-bottom: 24px;
}

.hero-meta-note {
  font-size: 0.84rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Telemetry / Status Card in Hero */
.telemetry-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-card);
  position: relative;
}

.telemetry-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 16px;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--border-hairline);
}

.telemetry-title {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
}

.telemetry-status-pill {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 3px 9px;
  border-radius: 999px;
  background: var(--status-done-bg);
  color: var(--status-done);
  border: 1px solid var(--status-done-border);
  font-weight: 600;
}

.telemetry-numbers {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 22px;
}

.t-stat {
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-md);
  padding: 14px 12px;
}

.t-stat-value {
  font-family: var(--font-mono);
  font-size: 1.65rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.1;
  margin-bottom: 4px;
}

.t-stat.highlight .t-stat-value {
  color: var(--status-done);
}

.t-stat-label {
  font-size: 0.78rem;
  color: var(--text-secondary);
  line-height: 1.3;
}

.completion-bar-wrap {
  margin-bottom: 16px;
}

.completion-bar-labels {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  margin-bottom: 8px;
  color: var(--text-secondary);
}

.completion-track {
  height: 12px;
  background: var(--bg-secondary);
  border-radius: 999px;
  overflow: hidden;
  display: flex;
  border: 1px solid var(--border-hairline);
}

.completion-fill-done {
  width: 75.71%;
  background: var(--status-done);
  transition: width 0.6s ease;
}

.completion-fill-wip {
  width: 24.29%;
  background: repeating-linear-gradient(
    45deg,
    var(--status-wip),
    var(--status-wip) 6px,
    rgba(180, 83, 9, 0.45) 6px,
    rgba(180, 83, 9, 0.45) 12px
  );
}

.telemetry-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  font-size: 0.78rem;
  color: var(--text-muted);
}

.legend-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.legend-swatch {
  width: 10px;
  height: 10px;
  border-radius: 2px;
}

.legend-swatch.done {
  background: var(--status-done);
}

.legend-swatch.wip {
  background: var(--status-wip);
}

/* SECTION HEADERS */
.section-header {
  max-width: 760px;
  margin-bottom: 40px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.85rem, 3vw, 2.5rem);
  line-height: 1.2;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 14px;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
}

/* STEP 3: PAIN SECTION */
.pain-section {
  background: var(--bg-secondary);
}

.pain-interactive-hint {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}

.pain-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(310px, 1fr));
  gap: 18px;
  margin-bottom: 32px;
}

.pain-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-md);
  padding: 22px 24px;
  display: flex;
  align-items: flex-start;
  gap: 16px;
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: var(--shadow-card);
}

.pain-card:hover {
  border-color: var(--accent-primary);
  transform: translateY(-2px);
}

.pain-card.checked {
  border-color: var(--accent-primary);
  background: var(--bg-surface-elevated);
  box-shadow: 0 0 0 2px var(--accent-primary-soft);
}

.pain-checkbox {
  width: 22px;
  height: 22px;
  border-radius: 6px;
  border: 2px solid var(--border-hairline);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: transparent;
  transition: all 0.18s ease;
}

.pain-card.checked .pain-checkbox {
  background: var(--accent-primary);
  border-color: var(--accent-primary);
  color: #FFFFFF;
}

.pain-text {
  font-size: 1rem;
  color: var(--text-primary);
  font-weight: 500;
}

.pain-bridge-banner {
  background: var(--bg-dark-panel);
  color: var(--text-on-dark);
  border-radius: var(--radius-lg);
  padding: 28px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  border-left: 5px solid var(--accent-primary);
}

.pain-bridge-text {
  font-size: 1.12rem;
  line-height: 1.55;
  max-width: 75ch;
}

.pain-bridge-text strong {
  color: #FFFFFF;
}

/* STEP 4 & 5: AUTHORITY & BEFORE-AFTER */
.two-col-editorial {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 36px;
  align-items: stretch;
}

.editorial-panel {
  background: var(--bg-surface);
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-lg);
  padding: 34px;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.authority-metrics-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin: 24px 0;
}

.auth-metric-box {
  background: var(--bg-secondary);
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-md);
  padding: 18px 16px;
  text-align: center;
}

.auth-metric-num {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1;
  margin-bottom: 6px;
}

.auth-metric-box.done .auth-metric-num {
  color: var(--status-done);
}

.auth-metric-caption {
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.honest-disclaimer {
  background: var(--bg-surface-elevated);
  border-left: 3px solid var(--text-muted);
  padding: 12px 16px;
  font-size: 0.88rem;
  color: var(--text-secondary);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin-top: 16px;
}

/* Before / After Visual Flow inside Step 5 */
.ba-flow {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin: 22px 0;
}

.ba-card {
  padding: 16px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-hairline);
  font-size: 0.88rem;
}

.ba-card.before {
  background: rgba(217, 78, 40, 0.05);
}

.ba-card.after {
  background: var(--status-done-bg);
  border-color: var(--status-done-border);
}

.ba-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  font-weight: 700;
  margin-bottom: 6px;
  display: block;
}

/* STEP 6: BENEFITS MAPPING */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 20px;
}

.benefit-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-md);
  padding: 26px;
  box-shadow: var(--shadow-card);
  transition: transform 0.2s ease, border-color 0.2s ease;
  position: relative;
}

.benefit-card:hover {
  transform: translateY(-2px);
  border-color: var(--text-primary);
}

.benefit-index {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-primary);
  font-weight: 600;
  margin-bottom: 8px;
}

.benefit-title {
  font-size: 1.18rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text-primary);
}

.benefit-desc {
  font-size: 0.96rem;
  color: var(--text-secondary);
}

/* STEP 7: EMOTION / FUTURE VISION */
.emotion-banner {
  background: var(--bg-dark-panel);
  color: var(--text-on-dark);
  border-radius: var(--radius-lg);
  padding: 48px;
  position: relative;
  overflow: hidden;
  border: 1px solid var(--border-dark);
}

.emotion-banner h2 {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 2.8vw, 2.35rem);
  color: #FFFFFF;
  margin-bottom: 18px;
}

.emotion-banner p {
  font-size: 1.12rem;
  color: #D0D5DD;
  max-width: 78ch;
  line-height: 1.75;
}

.workday-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 26px;
}

.workday-pill {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.14);
  color: #FFFFFF;
}

/* STEP 8: CLARITY TABLE */
.clarity-table-wrapper {
  background: var(--bg-surface);
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  margin-bottom: 20px;
}

.clarity-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.clarity-table th {
  background: var(--bg-secondary);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
  padding: 16px 24px;
  border-bottom: 1px solid var(--border-hairline);
}

.clarity-table td {
  padding: 18px 24px;
  border-bottom: 1px solid var(--border-hairline);
  vertical-align: top;
}

.clarity-table tr:last-child td {
  border-bottom: none;
}

.clarity-table tr:hover td {
  background: var(--bg-surface-elevated);
}

.solution-name {
  font-weight: 700;
  color: var(--text-primary);
  font-size: 1.02rem;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.solution-desc {
  color: var(--text-secondary);
  font-size: 0.98rem;
}

/* STEP 9: VALUE OF CHOOSING RIGHT TOOL */
.value-comparison-box {
  background: var(--bg-surface);
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow-card);
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 32px;
  align-items: center;
}

.value-quote-callout {
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  padding: 24px;
  border: 1px dashed var(--border-hairline);
}

/* STEP 10: OBJECTIONS (5 ITEMS) */
.objections-list {
  display: grid;
  gap: 16px;
}

.objection-item {
  background: var(--bg-surface);
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: border-color 0.2s ease;
}

.objection-item.open {
  border-color: var(--accent-primary);
}

.objection-question {
  width: 100%;
  background: transparent;
  border: none;
  padding: 22px 26px;
  text-align: left;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  cursor: pointer;
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 1.08rem;
  font-weight: 700;
}

.objection-q-left {
  display: flex;
  align-items: center;
  gap: 14px;
}

.objection-num {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  padding: 4px 9px;
  border-radius: 6px;
  background: var(--bg-secondary);
  color: var(--accent-primary);
}

.objection-toggle-icon {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  color: var(--text-muted);
  transition: transform 0.2s ease;
}

.objection-item.open .objection-toggle-icon {
  transform: rotate(45deg);
  color: var(--accent-primary);
}

.objection-answer {
  padding: 0 26px 24px 68px;
  color: var(--text-secondary);
  font-size: 0.98rem;
  line-height: 1.65;
  display: none;
}

.objection-item.open .objection-answer {
  display: block;
}

/* STEP 11 & 12: REASON WHY & HONEST SCARCITY */
.no-fake-timer-card {
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-md);
  padding: 20px;
  margin-top: 20px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.timer-strike {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-muted);
  text-decoration: line-through;
  padding: 8px 12px;
  background: var(--bg-secondary);
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}

/* STEP 13: VALUE STACK (10 ITEMS) */
.value-stack-card {
  background: var(--bg-surface);
  border: 2px solid var(--text-primary);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow-card);
}

.value-stack-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 14px;
  margin: 24px 0;
}

.vs-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 16px;
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-sm);
}

.vs-check {
  color: var(--status-done);
  font-family: var(--font-mono);
  font-weight: 700;
  flex-shrink: 0;
}

.vs-label {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-primary);
}

/* STEP 14 & 15: BONUS & TESTIMONIALS HONEST DISCLOSURE */
.transparency-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-card);
}

/* STEP 16: FINAL CTA */
.cta-final-section {
  background: var(--bg-dark-panel);
  color: var(--text-on-dark);
  padding: 88px 0;
  text-align: center;
}

.cta-final-box {
  max-width: 760px;
  margin: 0 auto;
}

.cta-final-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.6vw, 3rem);
  color: #FFFFFF;
  margin-bottom: 18px;
  line-height: 1.15;
}

.cta-final-desc {
  font-size: 1.12rem;
  color: #D0D5DD;
  margin-bottom: 32px;
}

.cta-final-buttons {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 24px;
}

/* META AUDIT & HEADLINE LAB SECTION (End of Prompt) */
.audit-section {
  background: var(--bg-secondary);
  padding: 64px 0 88px;
}

.audit-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 28px;
}

.audit-box {
  background: var(--bg-surface);
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-lg);
  padding: 30px;
  box-shadow: var(--shadow-card);
}

.alt-headline-list {
  list-style: none;
  display: grid;
  gap: 12px;
  margin-top: 18px;
}

.alt-headline-item {
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-hairline);
  background: var(--bg-surface-elevated);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  transition: all 0.18s ease;
}

.alt-headline-item:hover,
.alt-headline-item.active {
  border-color: var(--accent-primary);
  background: var(--accent-primary-soft);
}

.alt-hl-tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--accent-primary);
  font-weight: 600;
  flex-shrink: 0;
}

.checklist-16-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 18px 0;
}

.step-pill-link {
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: 0.73rem;
  padding: 5px 10px;
  border-radius: 6px;
  background: var(--status-done-bg);
  color: var(--status-done);
  border: 1px solid var(--status-done-border);
  font-weight: 600;
  transition: transform 0.15s ease;
}

.step-pill-link:hover {
  transform: translateY(-1px);
}

/* Footer */
.site-footer {
  background: var(--bg-dark-panel);
  color: var(--text-on-dark-muted);
  padding: 36px 0;
  font-size: 0.86rem;
  border-top: 1px solid var(--border-dark);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.footer-links {
  display: flex;
  gap: 20px;
}

.footer-links a {
  color: #FFFFFF;
  text-decoration: none;
  font-weight: 500;
}

.footer-links a:hover {
  text-decoration: underline;
}

/* Responsive */
@media (max-width: 960px) {
  .hero-grid,
  .two-col-editorial,
  .value-comparison-box,
  .audit-grid {
    grid-template-columns: 1fr;
  }

  .cluster-nav {
    top: 0;
  }

  .top-lab-bar {
    position: relative;
  }
}

@media (max-width: 640px) {
  section {
    padding: 52px 0;
  }

  .telemetry-numbers,
  .authority-metrics-row,
  .ba-flow {
    grid-template-columns: 1fr;
  }

  .emotion-banner {
    padding: 28px 22px;
  }

  .objection-answer {
    padding: 0 20px 20px 20px;
  }
}