/* Brandcore × JoliBride Interactive Sales Deck
   Haute-Couture Editorial Bridal Luxury System
   Fixed Chrome + Centered Whole-Composition Layout
*/

@font-face {
  font-family: 'Geist';
  src: url('assets/fonts/geist-latin.woff2') format('woff2');
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Instrument Serif';
  src: url('assets/fonts/instrument-serif-italic.woff2') format('woff2');
  font-weight: 400;
  font-style: italic;
  font-display: swap;
}

@font-face {
  font-family: 'Instrument Serif';
  src: url('assets/fonts/instrument-serif-regular.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'JetBrains Mono';
  src: url('assets/fonts/jetbrains-mono-400-normal.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

:root {
  /* Color Palette - Haute Couture Bridal & Brandcore */
  --bg-dark: #070605;
  --bg-dark-card: #12100D;
  --bg-dark-card-border: rgba(216, 168, 78, 0.18);
  --bg-paper: #F7F4EE;
  --bg-paper-card: #FFFFFF;
  --bg-paper-card-border: rgba(138, 90, 18, 0.14);
  
  --text-dark: #14120E;
  --text-dark-muted: #645D52;
  --text-light: #F7F4EE;
  --text-light-muted: #A8A092;
  
  --gold-primary: #D8A84E;
  --gold-bright: #F0C36A;
  --gold-deep: #8A5A12;
  --gold-glow: rgba(216, 168, 78, 0.25);
  
  --crimson-severity: #A82025;
  --crimson-bg: rgba(168, 32, 37, 0.08);
  --crimson-border: rgba(168, 32, 37, 0.25);

  --font-display: 'Geist', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-serif: 'Instrument Serif', Georgia, serif;
  --font-mono: 'JetBrains Mono', monospace;

  --header-h: 70px;
  --footer-h: 56px;
  --max-content-w: 1360px;
}

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

html, body {
  width: 100%;
  height: 100%;
  background-color: var(--bg-dark);
  color: var(--text-light);
  font-family: var(--font-display);
  font-size: 16px;
  line-height: 1.5;
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Fixed Global Masthead / Header */
.masthead {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-h);
  background: rgba(7, 6, 5, 0.94);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(216, 168, 78, 0.16);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 40px;
}

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

.co-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brandcore-logo-svg {
  height: 22px;
  width: auto;
  display: block;
}

.co-brand-x {
  font-family: var(--font-serif);
  font-size: 18px;
  color: var(--gold-bright);
  font-style: italic;
  line-height: 1;
}

.client-brand-mark {
  display: flex;
  align-items: center;
  gap: 8px;
}

.client-logo-img {
  height: 26px;
  width: auto;
  display: block;
  filter: brightness(0) invert(1);
}

.masthead-center {
  display: flex;
  align-items: center;
  gap: 10px;
}

.slide-kicker-badge {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gold-primary);
  background: rgba(216, 168, 78, 0.1);
  padding: 4px 12px;
  border-radius: 4px;
  border: 1px solid rgba(216, 168, 78, 0.22);
}

.masthead-right {
  display: flex;
  align-items: center;
  gap: 18px;
}

.slide-counter {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--text-light-muted);
  letter-spacing: 0.05em;
}

.slide-counter .current-idx {
  color: var(--gold-bright);
  font-weight: 600;
}

.progress-track {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: rgba(255, 255, 255, 0.08);
  z-index: 1001;
}

.progress-bar {
  height: 100%;
  width: 11.11%;
  background: linear-gradient(90deg, var(--gold-deep), var(--gold-bright));
  transition: width 0.35s ease;
}

/* Fixed Global Footer */
.deck-footer {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: var(--footer-h);
  background: rgba(7, 6, 5, 0.94);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-top: 1px solid rgba(216, 168, 78, 0.16);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 40px;
}

.footer-left {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-light-muted);
}

.footer-dot {
  color: var(--gold-primary);
}

.footer-center {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(216, 168, 78, 0.8);
}

.footer-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-btn {
  height: 38px;
  min-width: 96px;
  padding: 0 16px;
  background: rgba(216, 168, 78, 0.12);
  border: 1px solid rgba(216, 168, 78, 0.3);
  border-radius: 4px;
  color: var(--gold-bright);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.05em;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.nav-btn:hover:not(:disabled) {
  background: var(--gold-primary);
  color: #070605;
  border-color: var(--gold-bright);
  box-shadow: 0 0 12px var(--gold-glow);
}

.nav-btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
  border-color: rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.3);
}

/* Slides Container & Slide Engine */
.deck-container {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  padding-top: var(--header-h);
  padding-bottom: var(--footer-h);
  overflow-y: auto;
  overflow-x: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.4s ease, transform 0.4s ease;
  transform: translateX(40px);
}

.slide.active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(0);
}

/* Whole Composition Centering Wrapper */
.slide-inner {
  width: 100%;
  max-width: var(--max-content-w);
  margin: 0 auto;
  padding: 30px 48px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: calc(100vh - var(--header-h) - var(--footer-h));
}

/* Alternating Theme: Dark vs Paper */
.slide.theme-dark {
  background-color: var(--bg-dark);
  color: var(--text-light);
}

.slide.theme-paper {
  background-color: var(--bg-paper);
  color: var(--text-dark);
}

.slide.theme-paper .slide-inner {
  color: var(--text-dark);
}

/* Typography Hierarchy */
.slide-kicker {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold-primary);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.slide.theme-paper .slide-kicker {
  color: var(--gold-deep);
}

.slide-title {
  font-size: clamp(34px, 3.4vw, 54px);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: -0.035em;
  margin-bottom: 12px;
}

.serif-italic {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  color: var(--gold-bright);
}

.slide.theme-paper .serif-italic {
  color: var(--gold-deep);
}

.slide-lead {
  font-size: clamp(16px, 1.25vw, 20px);
  line-height: 1.5;
  color: var(--text-light-muted);
  max-width: 880px;
  margin-bottom: 24px;
}

.slide.theme-paper .slide-lead {
  color: var(--text-dark-muted);
}

/* ==========================================================================
   SLIDE 1: COVER
   ========================================================================== */
#slide-1 {
  background: radial-gradient(circle at 65% 50%, #17140F 0%, #070605 70%);
  position: relative;
}

#webgl-cover {
  position: absolute;
  top: 0;
  right: 0;
  left: auto;
  width: 50%;
  height: 100%;
  z-index: 1;
  pointer-events: auto;
}

.cover-content {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: 40px;
  width: 100%;
}

.cover-copy-box {
  display: flex;
  flex-direction: column;
}

.cover-brand-pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(216, 168, 78, 0.12);
  border: 1px solid rgba(216, 168, 78, 0.28);
  padding: 6px 14px;
  border-radius: 4px;
  width: fit-content;
  margin-bottom: 18px;
}

.cover-brand-pill span {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gold-bright);
}

.cover-title {
  font-size: clamp(42px, 4.2vw, 68px);
  font-weight: 700;
  line-height: 1.02;
  letter-spacing: -0.04em;
  margin-bottom: 18px;
}

.cover-meta-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid rgba(216, 168, 78, 0.18);
}

.cover-meta-item .label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--gold-primary);
  margin-bottom: 4px;
}

.cover-meta-item .val {
  font-size: 14px;
  color: var(--text-light);
  line-height: 1.4;
}

.cover-hero-card {
  position: relative;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid rgba(216, 168, 78, 0.25);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.6);
  background: #0E0D0B;
}

.cover-hero-img {
  width: 100%;
  height: 480px;
  object-fit: cover;
  display: block;
  filter: contrast(1.05) brightness(0.95);
}

.cover-hero-tag {
  position: absolute;
  bottom: 16px;
  left: 16px;
  right: 16px;
  background: rgba(7, 6, 5, 0.85);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(216, 168, 78, 0.3);
  padding: 10px 14px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.cover-hero-tag span {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--gold-bright);
  letter-spacing: 0.05em;
}

/* ==========================================================================
   SLIDE 2: AUDIT
   ========================================================================== */
.audit-layout {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 32px;
  align-items: center;
  width: 100%;
}

.audit-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.audit-card {
  background: var(--bg-paper-card);
  border: 1px solid var(--bg-paper-card-border);
  border-radius: 6px;
  padding: 16px 18px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.03);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.audit-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.sev-badge {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 3px;
}

.sev-badge.sev-high {
  background: var(--crimson-bg);
  color: var(--crimson-severity);
  border: 1px solid var(--crimson-border);
}

.sev-badge.sev-med {
  background: rgba(216, 168, 78, 0.12);
  color: var(--gold-deep);
  border: 1px solid rgba(216, 168, 78, 0.28);
}

.audit-source {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-dark-muted);
}

.audit-card-h {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-dark);
  line-height: 1.3;
}

.audit-card-desc {
  font-size: 14px;
  color: var(--text-dark-muted);
  line-height: 1.45;
}

.audit-preview-pane {
  background: #FFFFFF;
  border: 1px solid rgba(138, 90, 18, 0.2);
  border-radius: 6px;
  overflow: hidden;
  box-shadow: 0 8px 24px rgba(0,0,0,0.06);
  display: flex;
  flex-direction: column;
}

.audit-preview-bar {
  background: #EFECE6;
  padding: 10px 14px;
  border-bottom: 1px solid rgba(138, 90, 18, 0.15);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--gold-deep);
  font-weight: 500;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.audit-screenshot {
  width: 100%;
  height: 380px;
  object-fit: cover;
  object-position: top;
  display: block;
}

.audit-preview-caption {
  padding: 12px 14px;
  background: #FAF8F5;
  font-size: 13px;
  line-height: 1.4;
  color: var(--text-dark-muted);
  border-top: 1px solid rgba(138, 90, 18, 0.1);
}

/* ==========================================================================
   SLIDE 3: GAP
   ========================================================================== */
.gap-layout {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 36px;
  align-items: center;
  width: 100%;
}

.gap-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.gap-col {
  background: var(--bg-dark-card);
  border: 1px solid var(--bg-dark-card-border);
  border-radius: 6px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.gap-col-header {
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding-bottom: 12px;
}

.gap-col-label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 4px;
}

.gap-col.current .gap-col-label {
  color: #E05A5D;
}

.gap-col.proposed .gap-col-label {
  color: var(--gold-bright);
}

.gap-col-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-light);
}

.journey-steps {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.journey-step {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 14px;
  line-height: 1.4;
  color: var(--text-light-muted);
}

.step-num {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  color: var(--gold-primary);
  background: rgba(216, 168, 78, 0.12);
  width: 20px;
  height: 20px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 1px;
}

.gap-col.current .step-num {
  color: #E05A5D;
  background: rgba(224, 90, 93, 0.12);
}

.gap-media-box {
  background: var(--bg-dark-card);
  border: 1px solid var(--bg-dark-card-border);
  border-radius: 6px;
  overflow: hidden;
  box-shadow: 0 12px 32px rgba(0,0,0,0.5);
}

.gap-media-img {
  width: 100%;
  height: 380px;
  object-fit: cover;
  display: block;
}

.gap-media-info {
  padding: 16px 20px;
  background: rgba(18, 16, 13, 0.95);
  border-top: 1px solid var(--bg-dark-card-border);
}

.gap-media-h {
  font-size: 16px;
  font-weight: 600;
  color: var(--gold-bright);
  margin-bottom: 6px;
}

.gap-media-desc {
  font-size: 14px;
  color: var(--text-light-muted);
  line-height: 1.45;
}

/* ==========================================================================
   SLIDE 4: THE FLAGSHIP (INTERACTIVE MOCKUP)
   ========================================================================== */
.flagship-layout {
  display: flex;
  flex-direction: column;
  width: 100%;
  gap: 20px;
}

.mockup-stage {
  position: relative;
  background: #0C0B0A url('assets/stage.jpg') center/cover no-repeat;
  border-radius: 8px;
  border: 1px solid rgba(216, 168, 78, 0.25);
  box-shadow: 0 20px 50px rgba(0,0,0,0.6);
  padding: 24px;
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 24px;
  min-height: 520px;
}

/* Browser Frame */
.browser-window {
  background: #FFFFFF;
  border-radius: 6px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: 0 12px 36px rgba(0,0,0,0.4);
  color: var(--text-dark);
}

.browser-header {
  background: #F1ECE1;
  padding: 10px 14px;
  border-bottom: 1px solid rgba(138, 90, 18, 0.15);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.browser-dots {
  display: flex;
  gap: 6px;
}

.browser-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #D4CBC0;
}

.browser-url-bar {
  background: #FFFFFF;
  padding: 3px 14px;
  border-radius: 4px;
  border: 1px solid rgba(138, 90, 18, 0.18);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-dark-muted);
  width: 50%;
  text-align: center;
}

.browser-tabs {
  display: flex;
  background: #E8E2D5;
  border-bottom: 1px solid rgba(138, 90, 18, 0.18);
}

.browser-tab-btn {
  padding: 10px 20px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  color: var(--text-dark-muted);
  background: transparent;
  border: none;
  cursor: pointer;
  border-right: 1px solid rgba(138, 90, 18, 0.12);
  transition: all 0.2s ease;
}

.browser-tab-btn:hover {
  color: var(--text-dark);
  background: rgba(255, 255, 255, 0.4);
}

.browser-tab-btn.active {
  background: #FFFFFF;
  color: var(--gold-deep);
  font-weight: 600;
  border-bottom: 2px solid var(--gold-deep);
}

.browser-content {
  flex: 1;
  padding: 20px;
  background: #FAF8F5;
  overflow-y: auto;
  max-height: 400px;
}

.concept-tab-panel {
  display: none;
}

.concept-tab-panel.active {
  display: block;
}

/* Concept: Home Tab */
.mockup-home-hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  align-items: center;
  background: #FFFFFF;
  border: 1px solid rgba(138, 90, 18, 0.12);
  border-radius: 6px;
  padding: 20px;
  margin-bottom: 16px;
}

.mockup-home-img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  border-radius: 4px;
}

.mockup-home-txt h4 {
  font-size: 22px;
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: 8px;
  color: var(--text-dark);
}

.mockup-home-txt p {
  font-size: 13px;
  color: var(--text-dark-muted);
  line-height: 1.45;
  margin-bottom: 14px;
}

.concept-cta-btn {
  height: 40px;
  padding: 0 16px;
  background: var(--gold-deep);
  color: #FFFFFF;
  border: none;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.designer-strip-bar {
  display: flex;
  align-items: center;
  justify-content: space-around;
  padding: 10px;
  background: #FFFFFF;
  border: 1px solid rgba(138, 90, 18, 0.12);
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-dark-muted);
  letter-spacing: 0.05em;
}

/* Concept: Lookbook Tab */
.mockup-lookbook-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.lookbook-item {
  background: #FFFFFF;
  border: 1px solid rgba(138, 90, 18, 0.12);
  border-radius: 4px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.lookbook-img {
  width: 100%;
  height: 160px;
  object-fit: cover;
}

.lookbook-meta {
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.lookbook-designer {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  color: var(--gold-deep);
  text-transform: uppercase;
}

.lookbook-gown-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-dark);
}

.lookbook-action {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-dark-muted);
  cursor: pointer;
  margin-top: 4px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

/* Concept: VIP Concierge Tab */
.concierge-interface {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.tier-picker {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.tier-card {
  border: 1px solid rgba(138, 90, 18, 0.2);
  background: #FFFFFF;
  padding: 10px 12px;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.tier-card.selected {
  border-color: var(--gold-deep);
  background: rgba(216, 168, 78, 0.08);
}

.tier-badge {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--gold-deep);
}

.tier-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-dark);
  margin: 3px 0;
}

.tier-dur {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-dark-muted);
}

.date-time-box {
  background: #FFFFFF;
  border: 1px solid rgba(138, 90, 18, 0.14);
  border-radius: 4px;
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.date-strip {
  display: flex;
  gap: 8px;
}

.date-btn {
  padding: 6px 12px;
  border: 1px solid rgba(138, 90, 18, 0.2);
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 12px;
  background: #FAF8F5;
  cursor: pointer;
}

.date-btn.selected {
  background: var(--gold-deep);
  color: #FFFFFF;
  border-color: var(--gold-deep);
}

.time-slots-strip {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.slot-btn {
  padding: 6px 12px;
  border: 1px solid rgba(138, 90, 18, 0.2);
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 12px;
  background: #FAF8F5;
  cursor: pointer;
}

.slot-btn.selected {
  background: var(--gold-deep);
  color: #FFFFFF;
  border-color: var(--gold-deep);
}

.booking-confirm-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #EFEBE3;
  padding: 10px 14px;
  border-radius: 4px;
}

.demo-concierge-disclosure {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-dark-muted);
  background: rgba(138, 90, 18, 0.08);
  border: 1px solid rgba(138, 90, 18, 0.22);
  border-radius: 4px;
  padding: 8px 12px;
  margin-top: 10px;
  line-height: 1.4;
  letter-spacing: 0.02em;
}

.booking-summary-txt {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-dark);
}

/* Companion Phone Frame */
.phone-mockup {
  background: #000000;
  border: 3px solid #2B2825;
  border-radius: 28px;
  overflow: hidden;
  box-shadow: 0 16px 40px rgba(0,0,0,0.5);
  display: flex;
  flex-direction: column;
  color: #FFFFFF;
}

.phone-island {
  height: 24px;
  background: #000000;
  display: flex;
  align-items: center;
  justify-content: center;
}

.island-pill {
  width: 70px;
  height: 12px;
  background: #1C1A18;
  border-radius: 10px;
}

.phone-screen {
  flex: 1;
  background: #FAF8F5;
  color: var(--text-dark);
  padding: 16px 14px;
  overflow-y: auto;
  max-height: 440px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.phone-brand-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(138, 90, 18, 0.15);
  padding-bottom: 8px;
}

.phone-logo {
  height: 16px;
  width: auto;
}

.phone-hero-card {
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid rgba(138, 90, 18, 0.15);
  background: #FFFFFF;
}

.phone-hero-img {
  width: 100%;
  height: 120px;
  object-fit: cover;
}

.phone-hero-txt {
  padding: 10px;
}

.phone-hero-txt h5 {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 4px;
}

.phone-hero-txt p {
  font-size: 11px;
  color: var(--text-dark-muted);
}

.phone-action-btn {
  height: 38px;
  background: var(--gold-deep);
  color: #FFFFFF;
  border: none;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

/* ==========================================================================
   SLIDE 5: THE SYSTEM
   ========================================================================== */
.system-layout {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 32px;
  align-items: center;
  width: 100%;
}

.system-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.system-card {
  background: var(--bg-dark-card);
  border: 1px solid var(--bg-dark-card-border);
  border-radius: 6px;
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.pillar-num {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  color: var(--gold-bright);
  letter-spacing: 0.08em;
}

.system-card-h {
  font-size: 17px;
  font-weight: 600;
  color: var(--text-light);
  line-height: 1.3;
}

.system-card-p {
  font-size: 14px;
  color: var(--text-light-muted);
  line-height: 1.45;
}

.system-side-card {
  background: var(--bg-dark-card);
  border: 1px solid var(--bg-dark-card-border);
  border-radius: 6px;
  overflow: hidden;
  box-shadow: 0 16px 40px rgba(0,0,0,0.5);
}

.system-side-img {
  width: 100%;
  height: 340px;
  object-fit: cover;
  display: block;
}

.system-side-info {
  padding: 18px 20px;
}

.system-side-h {
  font-size: 17px;
  font-weight: 600;
  color: var(--gold-bright);
  margin-bottom: 6px;
}

.system-side-desc {
  font-size: 14px;
  color: var(--text-light-muted);
  line-height: 1.45;
}

/* ==========================================================================
   SLIDE 6: PROOF
   ========================================================================== */
.proof-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  align-items: stretch;
  width: 100%;
}

.proof-card {
  background: var(--bg-paper-card);
  border: 1px solid var(--bg-paper-card-border);
  border-radius: 6px;
  overflow: hidden;
  box-shadow: 0 8px 24px rgba(0,0,0,0.04);
  display: flex;
  flex-direction: column;
}

.proof-header {
  padding: 12px 18px;
  border-bottom: 1px solid rgba(138, 90, 18, 0.12);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.proof-label {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.proof-card.current .proof-label {
  color: var(--crimson-severity);
}

.proof-card.proposed .proof-label {
  color: var(--gold-deep);
}

.proof-img-box {
  height: 280px;
  overflow: hidden;
  background: #EBE6DC;
  position: relative;
}

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

.proof-body {
  padding: 18px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.proof-body h4 {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-dark);
}

.proof-body p {
  font-size: 14px;
  color: var(--text-dark-muted);
  line-height: 1.45;
}

.proof-points {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 6px;
}

.proof-point {
  font-size: 13px;
  color: var(--text-dark-muted);
  display: flex;
  align-items: flex-start;
  gap: 6px;
}

/* ==========================================================================
   SLIDE 7: ROADMAP
   ========================================================================== */
.roadmap-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  width: 100%;
}

.roadmap-card {
  background: var(--bg-dark-card);
  border: 1px solid var(--bg-dark-card-border);
  border-radius: 6px;
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.phase-tag {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gold-bright);
}

.roadmap-card-h {
  font-size: 20px;
  font-weight: 600;
  color: var(--text-light);
  line-height: 1.25;
}

.roadmap-items {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}

.roadmap-item {
  font-size: 14px;
  color: var(--text-light-muted);
  line-height: 1.4;
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

.roadmap-item-dot {
  color: var(--gold-primary);
  flex-shrink: 0;
}

.roadmap-client-supply {
  margin-top: 8px;
  padding-top: 12px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-family: var(--font-mono);
  font-size: 12px;
  color: rgba(216, 168, 78, 0.85);
  line-height: 1.4;
}

/* ==========================================================================
   SLIDE 8: ENGAGEMENT
   ========================================================================== */
.engagement-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  width: 100%;
}

.tier-plan-card {
  background: var(--bg-paper-card);
  border: 1px solid var(--bg-paper-card-border);
  border-radius: 6px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  position: relative;
  box-shadow: 0 4px 16px rgba(0,0,0,0.03);
}

.tier-plan-card.recommended {
  border-color: var(--gold-deep);
  box-shadow: 0 8px 24px rgba(138, 90, 18, 0.12);
}

.rec-badge {
  position: absolute;
  top: -12px;
  left: 20px;
  background: var(--gold-deep);
  color: #FFFFFF;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: 3px;
}

.tier-plan-name {
  font-size: 22px;
  font-weight: 600;
  color: var(--text-dark);
}

.tier-plan-focus {
  font-size: 14px;
  color: var(--text-dark-muted);
  line-height: 1.45;
  border-bottom: 1px solid rgba(138, 90, 18, 0.12);
  padding-bottom: 12px;
}

.tier-plan-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}

.tier-feature {
  font-size: 13.5px;
  color: var(--text-dark);
  line-height: 1.4;
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

.tier-feature-chk {
  color: var(--gold-deep);
  flex-shrink: 0;
  font-weight: bold;
}

.tier-plan-footer {
  border-top: 1px solid rgba(138, 90, 18, 0.12);
  padding-top: 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.tier-price-note {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--gold-deep);
  font-weight: 500;
}

/* ==========================================================================
   SLIDE 9: CLOSE
   ========================================================================== */
.close-layout {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 36px;
  align-items: stretch;
  width: 100%;
}

.rep-card {
  background: var(--bg-dark-card);
  border: 1px solid var(--bg-dark-card-border);
  border-radius: 6px;
  padding: 28px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 20px;
}

.rep-header {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.rep-title-tag {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gold-bright);
}

.rep-team-name {
  font-size: 26px;
  font-weight: 600;
  color: var(--text-light);
}

.rep-location-exact {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--gold-primary);
}

.rep-quote-box {
  padding: 16px;
  background: rgba(255, 255, 255, 0.03);
  border-left: 2px solid var(--gold-primary);
  border-radius: 0 4px 4px 0;
}

.rep-quote-box p {
  font-size: 14px;
  font-style: italic;
  color: var(--text-light-muted);
  line-height: 1.5;
}

.rep-contacts-strip {
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 13px;
}

.contact-row {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-light-muted);
}

.contact-row a {
  color: var(--gold-bright);
  text-decoration: none;
}

.contact-row a:hover {
  text-decoration: underline;
}

.scheduler-card {
  background: var(--bg-dark-card);
  border: 1px solid var(--bg-dark-card-border);
  border-radius: 6px;
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.scheduler-h {
  font-size: 20px;
  font-weight: 600;
  color: var(--text-light);
}

.scheduler-field-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.field-label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--gold-primary);
}

.scheduler-pills {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.sched-pill {
  min-height: 48px;
  padding: 0 16px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(216, 168, 78, 0.25);
  border-radius: 4px;
  color: var(--text-light);
  font-family: var(--font-mono);
  font-size: 13px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.sched-pill:hover {
  border-color: var(--gold-bright);
  background: rgba(216, 168, 78, 0.12);
}

.sched-pill.active {
  background: var(--gold-primary);
  color: #070605;
  border-color: var(--gold-bright);
  font-weight: 600;
}

.sched-action-btn {
  min-height: 52px;
  padding: 0 24px;
  background: linear-gradient(135deg, var(--gold-primary), var(--gold-bright));
  color: #070605;
  border: none;
  border-radius: 4px;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 600;
  letter-spacing: -0.01em;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  transition: all 0.2s ease;
  box-shadow: 0 4px 16px var(--gold-glow);
  margin-top: 8px;
  text-decoration: none;
}

.sched-action-btn:hover {
  background: #FFFFFF;
  box-shadow: 0 6px 20px rgba(240, 195, 106, 0.4);
}

.scheduler-disclaimer {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-light-muted);
  line-height: 1.4;
  text-align: center;
}

/* ==========================================================================
   RESPONSIVE DESIGN BREAKPOINTS
   ========================================================================== */

/* Laptop: 1366x768 */
@media (max-width: 1400px) {
  :root {
    --header-h: 62px;
    --footer-h: 50px;
  }
  .slide-inner {
    padding: 20px 36px;
  }
  .slide-title {
    font-size: clamp(28px, 2.8vw, 42px);
  }
  .slide-lead {
    font-size: 16px;
    margin-bottom: 16px;
  }
  .mockup-stage {
    min-height: 440px;
    padding: 16px;
    gap: 16px;
    grid-template-columns: 1fr 280px;
  }
  .cover-hero-img {
    height: 380px;
  }
}

/* Tablet: 768x1024 */
@media (max-width: 900px) {
  #webgl-cover {
    top: auto;
    bottom: 0;
    left: 0;
    right: auto;
    width: 100%;
    height: 48%;
  }
  :root {
    --header-h: 64px;
    --footer-h: 56px;
  }
  .slide {
    justify-content: flex-start;
  }
  .slide-inner {
    min-height: auto;
    padding: 24px 20px;
  }
  .cover-content,
  .audit-layout,
  .gap-layout,
  .system-layout,
  .proof-layout,
  .close-layout {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .mockup-stage {
    grid-template-columns: 1fr;
  }
  .phone-mockup {
    display: none; /* Desktop concept with tabs takes stage on tablet */
  }
  .audit-grid,
  .roadmap-grid,
  .engagement-grid,
  .system-grid {
    grid-template-columns: 1fr;
  }
  .cover-hero-img {
    height: 280px;
  }
}

/* Mobile: 390x844 */
@media (max-width: 500px) {
  .masthead {
    padding: 0 16px;
  }
  .deck-footer {
    padding: 0 16px;
  }
  .footer-center {
    display: none;
  }
  .masthead-center {
    display: none;
  }
  .cover-meta-grid {
    grid-template-columns: 1fr;
  }
  .gap-columns {
    grid-template-columns: 1fr;
  }
  .browser-tabs {
    flex-wrap: wrap;
  }
  .mockup-home-hero {
    grid-template-columns: 1fr;
  }
  .mockup-lookbook-grid {
    grid-template-columns: 1fr;
  }
  .tier-picker {
    grid-template-columns: 1fr;
  }
}