/* ==========================================================================
   SPIDIFY CINEMATIC PRODUCT PRESENTATION
   Scroll-Driven Keynote Presentation & Guided Tour System
   Aesthetic: Hardware Console + VisionOS Dark Glass + Neon Kinetic Accents
   ========================================================================== */

/* ─── Presentation Deck & Viewport Layout ─── */
.presentation-deck {
  width: 100vw;
  height: 100vh;
  overflow-y: auto;
  overflow-x: hidden;
  scroll-snap-type: y mandatory;
  scroll-behavior: smooth;
  background-color: var(--bg-base);
  color: var(--text-main);
  position: relative;
  outline: none;
}

/* Presentation Slim Top Progress Bar */
.presentation-progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 0%;
  background: var(--accent-gradient);
  box-shadow: 0 0 10px var(--accent-glow);
  z-index: 9999;
  transition: width 0.25s cubic-bezier(0.22, 1, 0.36, 1);
  pointer-events: none;
}

/* ─── Top Floating Presentation Nav Bar ─── */
.landing-nav-bar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 56px;
  z-index: 8500;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 24px;
  background: rgba(10, 10, 12, 0.72);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  pointer-events: auto;
}

.landing-nav-inner {
  width: 100%;
  max-width: 1220px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.landing-nav-brand {
  display: flex;
  align-items: center;
  text-decoration: none;
  transition: transform 160ms cubic-bezier(0.16, 1, 0.3, 1), opacity 160ms ease;
}

.landing-nav-brand:hover {
  transform: translateY(-0.5px);
  opacity: 0.95;
}

.landing-brand-logo {
  height: 28px;
  width: auto;
  display: block;
}

.landing-nav-links {
  display: flex;
  align-items: center;
  gap: 12px;
}

.landing-nav-link {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  text-decoration: none;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  transition: all 160ms ease;
}

.landing-nav-link:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.06);
}

.landing-nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--accent);
  color: #fff;
  font-family: var(--font-body);
  font-size: 0.82rem;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  box-shadow: 0 2px 10px var(--accent-glow);
  transition: all 160ms cubic-bezier(0.16, 1, 0.3, 1);
}

.landing-nav-cta:hover {
  background: var(--accent-light);
  transform: translateY(-1px);
  box-shadow: 0 4px 14px var(--accent-glow);
}

@media (max-width: 640px) {
  .landing-nav-link {
    display: none;
  }
}


/* Presentation Right Floating Dot Indicator */
.presentation-dots {
  position: fixed;
  right: 28px;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  gap: 14px;
  z-index: 9000;
  pointer-events: auto;
}

.presentation-dot {
  width: 9px;
  height: 9px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.1);
  cursor: pointer;
  position: relative;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  padding: 0;
}

.presentation-dot:hover {
  background: rgba(255, 255, 255, 0.6);
  transform: scale(1.3);
}

.presentation-dot.active {
  background: var(--accent);
  border-color: var(--accent-light);
  transform: scale(1.4);
  box-shadow: 0 0 14px var(--accent-glow);
}

.presentation-dot .dot-label {
  position: absolute;
  right: 22px;
  top: 50%;
  transform: translateY(-50%);
  background: var(--surface-1);
  border: 1px solid var(--border);
  color: var(--text-main);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 4px 9px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transform-origin: right center;
  transition: opacity 0.2s ease, transform 0.2s ease;
  box-shadow: var(--shadow-md);
}

.presentation-dot:hover .dot-label {
  opacity: 1;
  transform: translateY(-50%) translateX(-4px);
}

/* Slide Base Viewport Frame */
.presentation-slide {
  width: 100vw;
  height: 100vh;
  min-height: 600px;
  scroll-snap-align: start;
  scroll-snap-stop: always;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 40px 24px;
  box-sizing: border-box;
}

/* Restrained Hardware Rack Lighting (No generic blurry gradient blobs) */
.slide-ambient-glow {
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  background: radial-gradient(circle at 50% 0%, rgba(255, 255, 255, 0.02) 0%, transparent 60%);
  pointer-events: none;
  z-index: 1;
}

.slide-content-wrap {
  width: 100%;
  max-width: 1220px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* Standard Slide Editorial Header */
.slide-header {
  text-align: center;
  max-width: 760px;
  margin-bottom: 36px;
}

.slide-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--surface-glass-pill);
  border: 1px solid var(--border);
  padding: 5px 14px;
  border-radius: var(--radius-full);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 16px;
}

.slide-badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent-glow);
}

.slide-title {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 3.8vw, 3.4rem);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.03em;
  color: #FFFFFF;
  margin-bottom: 16px;
}

.slide-title-accent {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.slide-description {
  font-family: var(--font-body);
  font-size: clamp(0.96rem, 1.25vw, 1.12rem);
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 0 auto;
}

/* Buttons in Presentation */
.pres-btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  background: var(--accent);
  color: #FFFFFF;
  padding: 12px 24px;
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.94rem;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid rgba(255, 255, 255, 0.15);
  box-shadow: 0 8px 24px var(--accent-glow), inset 0 1px 0 rgba(255, 255, 255, 0.2);
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.pres-btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-1.5px);
  box-shadow: 0 12px 28px rgba(124, 92, 255, 0.5);
}

.pres-btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  background: var(--surface-2);
  color: var(--text-main);
  padding: 12px 22px;
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.94rem;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.pres-btn-secondary:hover {
  background: var(--surface-3);
  border-color: var(--border-hover);
  transform: translateY(-1.5px);
  color: #FFFFFF;
}

/* ══════════════════════════════════════════════════════════════════
   SLIDE 1: HERO SECTION
   ══════════════════════════════════════════════════════════════════ */
.slide-hero {
  padding-top: 60px;
}

.hero-asymm-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
  width: 100%;
}

.hero-left-col {
  text-align: left;
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 20px;
}

.hero-pill-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--mint);
  box-shadow: 0 0 8px var(--mint);
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 4.2vw, 3.8rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin: 0 0 20px;
  color: #FFFFFF;
}

.hero-title-accent {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-family: var(--font-body);
  font-size: clamp(1rem, 1.25vw, 1.15rem);
  color: var(--text-secondary);
  margin: 0 0 32px;
  line-height: 1.6;
  max-width: 540px;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 36px;
  flex-wrap: wrap;
}

/* Pulsing "Watch the 60s tour" action */
.btn-tour-pulse {
  position: relative;
  overflow: hidden;
}

.btn-tour-pulse .tour-pulse-ring {
  position: absolute;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 10px var(--accent);
  animation: pulseBeacon 2s infinite;
}

@keyframes pulseBeacon {
  0% { transform: scale(0.95); opacity: 0.9; }
  50% { transform: scale(2.2); opacity: 0; }
  100% { transform: scale(0.95); opacity: 0; }
}

.hero-specs-row {
  display: flex;
  align-items: center;
  gap: 20px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  flex-wrap: wrap;
}

.hero-spec-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--text-secondary);
}

.hero-spec-item svg {
  color: var(--accent);
}

/* Hero Right Realistic Console Mockup */
.hero-mockup-wrapper {
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg), 0 0 40px rgba(124, 92, 255, 0.12);
  overflow: hidden;
  position: relative;
  transition: transform 0.4s var(--ease-spring), border-color 0.3s ease;
}

.hero-mockup-wrapper:hover {
  border-color: rgba(124, 92, 255, 0.4);
  transform: translateY(-3px);
}

.mockup-header-bar {
  background: #0E0E14;
  border-bottom: 1px solid var(--border);
  padding: 10px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

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

.mockup-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
}

.mockup-title {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: 0.04em;
}

.mockup-body {
  display: grid;
  grid-template-columns: 140px 1fr;
  min-height: 400px;
  background: var(--bg-base);
}

.mockup-sidebar-left {
  background: #111117;
  border-right: 1px solid var(--border);
  padding: 14px 10px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.mockup-section-label {
  font-family: var(--font-mono);
  font-size: 0.64rem;
  text-transform: uppercase;
  color: var(--text-dim);
  letter-spacing: 0.05em;
  margin-bottom: 4px;
}

.mockup-tool-pill {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 9px;
  border-radius: var(--radius-sm);
  font-size: 0.76rem;
  color: var(--text-secondary);
  border: 1px solid transparent;
  transition: all 0.15s ease;
}

.mockup-tool-pill.active {
  background: rgba(124, 92, 255, 0.14);
  border-color: rgba(124, 92, 255, 0.3);
  color: #FFFFFF;
}

.mockup-tool-pill.active svg {
  color: var(--accent);
}

.mockup-center-stage {
  padding: 18px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle at center, rgba(124, 92, 255, 0.06) 0%, transparent 70%);
}

.mockup-phone-frame {
  width: 190px;
  height: 338px;
  background: #000000;
  border-radius: 26px;
  border: 3px solid #22222E;
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.8), inset 0 0 0 1px rgba(255, 255, 255, 0.1);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.phone-dynamic-island {
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  width: 58px;
  height: 14px;
  background: #0B0B0F;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 5px;
  z-index: 10;
}

.island-camera {
  width: 6px;
  height: 6px;
  background: #181822;
  border-radius: 50%;
}

.island-indicator {
  width: 4px;
  height: 4px;
  background: var(--mint);
  border-radius: 50%;
  box-shadow: 0 0 4px var(--mint);
}

.phone-stage-canvas {
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  background: #0A0A0E;
}

.phone-play-overlay {
  position: absolute;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(124, 92, 255, 0.85);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
  cursor: pointer;
  z-index: 12;
  box-shadow: 0 4px 16px var(--accent-glow);
  transition: transform 0.2s ease, background 0.2s ease;
}

.phone-play-overlay:hover {
  transform: scale(1.1);
  background: var(--accent-hover);
}

.phone-stage-lyrics {
  position: absolute;
  bottom: 24px;
  left: 0;
  width: 100%;
  padding: 0 12px;
  z-index: 11;
  text-align: center;
}

.stage-lyric-tag {
  display: inline-block;
  background: rgba(20, 20, 28, 0.75);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 5px 10px;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 0.68rem;
  font-weight: 700;
  color: #FFFFFF;
  letter-spacing: -0.01em;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
}

.phone-home-indicator {
  position: absolute;
  bottom: 6px;
  left: 50%;
  transform: translateX(-50%);
  width: 50px;
  height: 3px;
  background: rgba(255, 255, 255, 0.4);
  border-radius: 2px;
  z-index: 10;
}

/* Bouncing Scroll Cue */
.hero-scroll-cue {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  transition: color 0.2s ease;
  z-index: 10;
}

.hero-scroll-cue:hover {
  color: var(--accent);
}

.cue-arrow {
  animation: bounceDown 1.8s infinite;
}

@keyframes bounceDown {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(6px); }
}

/* ══════════════════════════════════════════════════════════════════
   SLIDE 2: ZERO WAIT. 100% PRIVATE.
   ══════════════════════════════════════════════════════════════════ */
.stats-cards-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  width: 100%;
  margin-bottom: 40px;
}

.stat-chip-card {
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 22px 18px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  box-shadow: var(--shadow-sm);
  transition: all 0.25s ease;
}

.stat-chip-card:hover {
  border-color: rgba(124, 92, 255, 0.3);
  transform: translateY(-2px);
  background: var(--surface-2);
}

.stat-chip-val {
  font-family: var(--font-mono);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--accent-light);
  letter-spacing: -0.02em;
}

.stat-chip-title {
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--text-main);
}

.stat-chip-desc {
  font-size: 0.76rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

.pipeline-diagram {
  width: 100%;
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 32px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
  box-shadow: var(--shadow-md);
}

.pipeline-node {
  display: flex;
  align-items: center;
  gap: 14px;
  z-index: 2;
  background: var(--surface-2);
  border: 1px solid var(--border);
  padding: 14px 20px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.node-icon-box {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  background: rgba(124, 92, 255, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
}

.node-text-group {
  display: flex;
  flex-direction: column;
}

.node-step-label {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  color: var(--text-dim);
  text-transform: uppercase;
}

.node-title {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--text-main);
}

.pipeline-connector-line {
  flex: 1;
  height: 2px;
  background: rgba(255, 255, 255, 0.1);
  position: relative;
  margin: 0 12px;
  overflow: hidden;
}

.pipeline-pulse-beam {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 40px;
  background: var(--accent-gradient);
  box-shadow: 0 0 8px var(--accent);
  animation: streamBeam 2.4s infinite linear;
}

@keyframes streamBeam {
  0% { left: -40px; }
  100% { left: 100%; }
}

/* ══════════════════════════════════════════════════════════════════
   SLIDE 3: MEDIA & STEMS (WAVEFORM & COLORED LANES)
   ══════════════════════════════════════════════════════════════════ */
.stems-stage-wrap {
  width: 100%;
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 24px;
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.stems-drop-zone {
  border: 1.5px dashed rgba(124, 92, 255, 0.35);
  border-radius: var(--radius-md);
  padding: 20px;
  text-align: center;
  background: rgba(124, 92, 255, 0.04);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  color: var(--text-secondary);
  font-size: 0.88rem;
}

.stems-waveform-canvas {
  width: 100%;
  height: 80px;
  background: #0E0E14;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
}

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

.stem-lane-row {
  display: grid;
  grid-template-columns: 120px 1fr 60px;
  align-items: center;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 8px 14px;
  gap: 12px;
}

.stem-label-badge {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 6px;
}

.stem-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.stem-bar-track {
  height: 22px;
  border-radius: var(--radius-sm);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  padding: 0 10px;
}

.stem-bar-track span {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: #FFFFFF;
  font-weight: 600;
  z-index: 2;
}

/* ══════════════════════════════════════════════════════════════════
   SLIDE 4: KINETIC LYRICS (WORD-BY-WORD SYNC)
   ══════════════════════════════════════════════════════════════════ */
.lyrics-demo-console {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 32px;
  width: 100%;
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 28px;
  box-shadow: var(--shadow-lg);
  align-items: center;
}

.lyrics-phone-preview {
  width: 240px;
  height: 420px;
  background: #000;
  border-radius: 32px;
  border: 3px solid #242434;
  margin: 0 auto;
  position: relative;
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.7);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 20px;
}

.kinetic-words-box {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
  text-align: center;
}

.kinetic-word {
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 800;
  color: rgba(255, 255, 255, 0.35);
  transition: all 0.18s cubic-bezier(0.16, 1, 0.3, 1);
  display: inline-block;
}

.kinetic-word.active {
  color: #FFFFFF;
  transform: scale(1.18);
  text-shadow: 0 0 18px var(--accent);
}

.lyrics-controls-side {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.lyric-preset-chip-group {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.lyric-chip-btn {
  background: var(--surface-2);
  border: 1px solid var(--border);
  padding: 7px 14px;
  border-radius: var(--radius-full);
  color: var(--text-secondary);
  font-size: 0.78rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.lyric-chip-btn.active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent-light);
  box-shadow: 0 0 12px var(--accent-glow);
}

/* ══════════════════════════════════════════════════════════════════
   SLIDE 5: AUDIO REACTIVE VISUALIZERS
   ══════════════════════════════════════════════════════════════════ */
.visualizer-demo-wrap {
  width: 100%;
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  box-shadow: var(--shadow-lg);
}

.visualizer-stage-canvas {
  width: 100%;
  height: 280px;
  background: #0A0A0F;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
}

.visualizer-switch-row {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--surface-2);
  padding: 4px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border);
}

.viz-toggle-btn {
  padding: 7px 20px;
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.2s ease;
  background: transparent;
}

.viz-toggle-btn.active {
  background: var(--accent);
  color: #FFFFFF;
  box-shadow: 0 0 12px var(--accent-glow);
}

/* ══════════════════════════════════════════════════════════════════
   SLIDE 6: SAFE ZONES & ASPECT RATIOS
   ══════════════════════════════════════════════════════════════════ */
.aspects-demo-console {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
  width: 100%;
}

.aspect-ratio-pills-row {
  display: flex;
  gap: 10px;
}

.aspect-morph-frame {
  width: 220px;
  height: 390px;
  background: #000;
  border-radius: 20px;
  border: 2px solid #2B2B3C;
  position: relative;
  overflow: hidden;
  transition: all 0.5s var(--ease-spring);
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
}

.safe-zone-overlay-guide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  border: 1px dashed rgba(255, 51, 102, 0.5);
  box-sizing: border-box;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.safe-zone-overlay-guide.show {
  opacity: 1;
}

.safe-zone-mock-ui {
  position: absolute;
  right: 12px;
  bottom: 60px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  color: #fff;
  opacity: 0.75;
}

/* ══════════════════════════════════════════════════════════════════
   SLIDE 7: LIVE STUDIO (FINALE PINNED STAGE)
   ══════════════════════════════════════════════════════════════════ */
.slide-studio {
  padding: 0 !important;
  width: 100vw;
  height: 100vh;
  position: relative;
  background: var(--bg-base);
}

.studio-embed-container {
  width: 100%;
  height: 100%;
  position: relative;
  overflow: hidden;
}

/* Studio Interaction Guard / Activation Overlay */
.studio-guard-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1000;
  background: rgba(11, 11, 15, 0.15);
  backdrop-filter: blur(1px);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 18px;
  pointer-events: auto;
  cursor: pointer;
  transition: opacity 0.3s ease;
}

.studio-guard-overlay.unlocked {
  pointer-events: none;
  opacity: 0;
}

.guard-affordance-pill {
  background: rgba(20, 20, 28, 0.9);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-hover);
  padding: 8px 18px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-main);
  box-shadow: var(--shadow-lg), 0 0 20px rgba(124, 92, 255, 0.2);
}

.guard-affordance-pill kbd {
  background: var(--surface-3);
  padding: 2px 6px;
  border-radius: 4px;
  border: 1px solid var(--border);
  font-size: 0.7rem;
  color: var(--accent-light);
}

/* Tour Spotlight Cutout & Coach Marks */
.tour-spotlight-layer {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 8000;
  opacity: 0;
  transition: opacity 0.35s ease;
}

.tour-spotlight-layer.active {
  opacity: 1;
  pointer-events: auto;
}

.tour-coach-mark {
  position: absolute;
  width: 320px;
  background: var(--surface-1);
  border: 1px solid rgba(124, 92, 255, 0.4);
  border-radius: var(--radius-lg);
  padding: 16px 18px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.8), 0 0 30px var(--accent-glow);
  z-index: 8500;
  transition: all 0.3s var(--ease-spring);
  display: flex;
  flex-direction: column;
  gap: 8px;
  pointer-events: auto;
}

.coach-step-tag {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--accent-light);
  letter-spacing: 0.05em;
}

.coach-title {
  font-family: var(--font-display);
  font-size: 0.98rem;
  font-weight: 700;
  color: #FFFFFF;
}

.coach-desc {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.45;
}

.coach-actions-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--border-subtle);
}

.coach-progress-dots {
  display: flex;
  gap: 5px;
}

.coach-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
}

.coach-dot.active {
  background: var(--accent);
}

.coach-btns-wrap {
  display: flex;
  gap: 6px;
}

.coach-btn-skip {
  padding: 4px 10px;
  font-size: 0.74rem;
  color: var(--text-dim);
  background: transparent;
  cursor: pointer;
}

.coach-btn-skip:hover {
  color: var(--text-main);
}

.coach-btn-next {
  padding: 5px 12px;
  font-size: 0.76rem;
  font-weight: 600;
  background: var(--accent);
  color: #fff;
  border-radius: var(--radius-sm);
  cursor: pointer;
  box-shadow: 0 0 10px var(--accent-glow);
}

/* ══════════════════════════════════════════════════════════════════
   SLIDE 8: WORKFLOW (4-STEP CONNECTED FLOW)
   ══════════════════════════════════════════════════════════════════ */
.workflow-steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  width: 100%;
  position: relative;
}

.workflow-card {
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
  z-index: 2;
}

.workflow-card:hover {
  border-color: rgba(124, 92, 255, 0.4);
  transform: translateY(-4px);
  background: var(--surface-2);
}

.workflow-step-num {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent);
  font-weight: 700;
}

.workflow-card-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-main);
}

.workflow-card-desc {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ══════════════════════════════════════════════════════════════════
   SLIDE 9: CTA & CLOSING
   ══════════════════════════════════════════════════════════════════ */
.cta-banner-box {
  width: 100%;
  max-width: 900px;
  background: linear-gradient(180deg, var(--surface-1) 0%, #0D0D12 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius-2xl);
  padding: 60px 40px;
  text-align: center;
  box-shadow: var(--shadow-lg), 0 0 60px rgba(124, 92, 255, 0.12);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.cta-actions-row {
  display: flex;
  gap: 16px;
  margin-top: 12px;
  flex-wrap: wrap;
  justify-content: center;
}

/* ─── Reduced Motion Preference ─── */
@media (prefers-reduced-motion: reduce) {
  .presentation-deck {
    scroll-behavior: auto;
  }
  .cue-arrow, .pipeline-pulse-beam, .btn-tour-pulse .tour-pulse-ring {
    animation: none !important;
  }
  * {
    transition-duration: 0.01ms !important;
  }
}

/* ─── Mobile Responsiveness ─── */
@media (max-width: 900px) {
  .hero-asymm-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .mockup-body {
    grid-template-columns: 1fr;
  }
  .mockup-sidebar-left {
    display: none;
  }
  .stats-cards-grid, .workflow-steps-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .lyrics-demo-console {
    grid-template-columns: 1fr;
  }
  .presentation-dots {
    display: none;
  }
}

@media (max-width: 600px) {
  .stats-cards-grid, .workflow-steps-grid {
    grid-template-columns: 1fr;
  }
  .pipeline-diagram {
    flex-direction: column;
    gap: 16px;
  }
  .pipeline-connector-line {
    width: 2px;
    height: 30px;
    margin: 0;
  }
}

/* ══════════════════════════════════════════════════════════════════
   PHASE 8: DESKTOP PRO LANDING WORKSTATION STYLES
   ══════════════════════════════════════════════════════════════════ */

/* ─── Before / After Interactive Console (Slide 2) ─── */
.before-after-console {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 32px;
  width: 100%;
  max-width: 1180px;
  background: var(--surface-1);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-xl);
  padding: 24px 28px;
  box-shadow: 0 20px 48px rgba(0, 0, 0, 0.7), inset 0 1px 0 rgba(255, 255, 255, 0.08);
  align-items: stretch;
}

.before-after-left-col {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.panel-header-rack {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.panel-rack-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-main);
}

.panel-rack-indicator {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--mint);
  box-shadow: 0 0 8px var(--mint);
}

.waveform-canvas-box {
  background: #0B0B0F;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  padding: 12px;
  position: relative;
}

.before-waveform-canvas {
  width: 100%;
  height: 160px;
  display: block;
  border-radius: var(--radius-sm);
}

.audio-meta-pills-row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.audio-meta-pill {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.07);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 6px;
}

.audio-meta-pill strong {
  color: #FFFFFF;
}

.scrub-controls-bar {
  display: flex;
  align-items: center;
  gap: 14px;
  background: #0E0E14;
  border: 1px solid rgba(255, 255, 255, 0.06);
  padding: 10px 16px;
  border-radius: var(--radius-md);
}

.btn-scrub-play {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--accent);
  color: #FFFFFF;
  border: none;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.16s ease;
}

.btn-scrub-play:hover {
  background: var(--accent-hover);
}

.scrub-slider-input {
  flex: 1;
  accent-color: var(--accent);
  height: 4px;
  cursor: pointer;
}

.scrub-timecode-badge {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--accent-light);
  font-variant-numeric: tabular-nums;
  min-width: 110px;
  text-align: right;
}

.before-after-right-col {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  background: #0C0C10;
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-lg);
  padding: 16px;
}

.preview-phone-stage {
  width: 220px;
  height: 380px;
  background: #000000;
  border-radius: 24px;
  border: 2px solid #252533;
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.85);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.after-preview-canvas {
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
}

.preview-stage-controls {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  justify-content: space-between;
}

.btn-safe-toggle {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 5px 10px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.16s ease;
}

.btn-safe-toggle.active {
  background: rgba(255, 51, 102, 0.15);
  border-color: rgba(255, 51, 102, 0.4);
  color: #FF3366;
}

/* ─── 4-Track Timeline Showcase (Slide 3) ─── */
.timeline-showcase-console {
  width: 100%;
  max-width: 1180px;
  background: var(--surface-1);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-xl);
  padding: 20px 24px;
  box-shadow: 0 20px 48px rgba(0, 0, 0, 0.7);
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.timeline-showcase-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.timeline-transport-group {
  display: flex;
  align-items: center;
  gap: 12px;
}

.timeline-showcase-timecode {
  font-family: var(--font-mono);
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--mint);
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.25);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  font-variant-numeric: tabular-nums;
}

.timeline-minimap-strip {
  width: 100%;
  height: 38px;
  background: #0B0B0F;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  position: relative;
  overflow: hidden;
}

.landing-minimap-canvas {
  width: 100%;
  height: 100%;
  display: block;
}

.timeline-showcase-tracks {
  display: flex;
  flex-direction: column;
  gap: 6px;
  position: relative;
  background: #09090D;
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-md);
  padding: 6px;
  overflow: hidden;
}

.timeline-showcase-track-row {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 10px;
  align-items: center;
  height: 44px;
  background: rgba(255, 255, 255, 0.02);
  border-radius: var(--radius-sm);
  padding: 0 8px;
  position: relative;
  transition: opacity 0.2s ease;
}

.timeline-showcase-track-row.is-muted {
  opacity: 0.45;
}

.timeline-showcase-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.track-name-tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 6px;
}

.track-dot-tag {
  width: 7px;
  height: 7px;
  border-radius: 50%;
}

.track-actions-mini {
  display: flex;
  gap: 4px;
}

.timeline-showcase-header-btn {
  width: 20px;
  height: 20px;
  border-radius: 3px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 0.62rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.14s ease;
}

.timeline-showcase-header-btn:hover {
  background: rgba(255, 255, 255, 0.12);
  color: #FFFFFF;
}

.timeline-showcase-header-btn.active-mute {
  background: #FF3366;
  border-color: #FF3366;
  color: #FFFFFF;
}

.timeline-showcase-header-btn.active-solo {
  background: var(--mint);
  border-color: var(--mint);
  color: #000000;
}

.timeline-showcase-header-btn.active-lock {
  background: #F59E0B;
  border-color: #F59E0B;
  color: #000000;
}

.timeline-showcase-lane {
  height: 32px;
  background: rgba(255, 255, 255, 0.03);
  border-radius: var(--radius-sm);
  position: relative;
  display: flex;
  align-items: center;
  padding: 0 6px;
}

.timeline-showcase-track-row.is-locked .timeline-showcase-lane {
  background: repeating-linear-gradient(
    -45deg,
    rgba(255, 255, 255, 0.03),
    rgba(255, 255, 255, 0.03) 8px,
    rgba(245, 158, 11, 0.12) 8px,
    rgba(245, 158, 11, 0.12) 16px
  );
}

.timeline-clip-block {
  height: 26px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  padding: 0 8px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 600;
  color: #FFFFFF;
  position: absolute;
  overflow: hidden;
  white-space: nowrap;
}

.timeline-showcase-playhead {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 2px;
  background: #FF3366;
  pointer-events: none;
  z-index: 20;
  left: 28%;
}

.timeline-showcase-playhead::before {
  content: '';
  position: absolute;
  top: 0;
  left: -4px;
  width: 0;
  height: 0;
  border-left: 5px solid transparent;
  border-right: 5px solid transparent;
  border-top: 7px solid #FF3366;
}

/* ─── Style Packs Showcase (Slide 4) ─── */
.style-packs-showcase {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 32px;
  width: 100%;
  max-width: 1180px;
  align-items: center;
}

.style-packs-cards-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.style-pack-card {
  background: var(--surface-1);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  text-align: left;
}

.style-pack-card:hover {
  background: var(--surface-2);
  border-color: rgba(124, 92, 255, 0.35);
  transform: translateY(-2px);
}

.style-pack-card.active {
  background: rgba(124, 92, 255, 0.1);
  border-color: var(--accent);
  box-shadow: 0 0 16px rgba(124, 92, 255, 0.25);
}

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

.pack-card-title {
  font-family: var(--font-display);
  font-size: 0.94rem;
  font-weight: 700;
  color: #FFFFFF;
}

.pack-card-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.pack-card-desc {
  font-size: 0.76rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

.style-pack-preview-stage {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  background: var(--surface-1);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-xl);
  padding: 24px;
  box-shadow: 0 20px 48px rgba(0, 0, 0, 0.7);
}

.style-pack-phone-frame {
  width: 220px;
  height: 380px;
  background: #000000;
  border-radius: 24px;
  border: 2px solid #282838;
  position: relative;
  overflow: hidden;
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.85);
}

.style-pack-preview-canvas {
  width: 100%;
  height: 100%;
  display: block;
}

/* ─── WebCodecs vs Cloud Queue Benchmark (Slide 6) ─── */
.export-benchmark-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  width: 100%;
  max-width: 1100px;
}

.benchmark-card {
  border-radius: var(--radius-xl);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.65);
}

.benchmark-card.pro-client {
  background: linear-gradient(180deg, #121815 0%, #0E1210 100%);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.benchmark-card.trad-cloud {
  background: linear-gradient(180deg, #14141A 0%, #0E0E12 100%);
  border: 1px solid rgba(255, 255, 255, 0.08);
  opacity: 0.85;
}

.benchmark-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  width: fit-content;
}

.benchmark-badge.client {
  background: rgba(16, 185, 129, 0.15);
  color: var(--mint);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.benchmark-badge.cloud {
  background: rgba(245, 158, 11, 0.12);
  color: #F59E0B;
  border: 1px solid rgba(245, 158, 11, 0.25);
}

.benchmark-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 800;
  color: #FFFFFF;
}

.benchmark-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  list-style: none;
  padding: 0;
  margin: 0;
}

.benchmark-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.84rem;
  line-height: 1.45;
  color: var(--text-secondary);
}

.benchmark-item strong {
  color: #FFFFFF;
}

.benchmark-item svg {
  flex-shrink: 0;
  margin-top: 2px;
}

/* ─── Technical Specs Grid (Slide 7) ─── */
.tech-specs-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  width: 100%;
  max-width: 1180px;
}

.tech-spec-card {
  background: var(--surface-1);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  padding: 22px 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.6);
  transition: all 0.2s ease;
}

.tech-spec-card:hover {
  border-color: rgba(0, 245, 255, 0.35);
  transform: translateY(-2px);
  background: var(--surface-2);
}

.tech-spec-api {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 700;
  color: var(--cyan);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.tech-spec-title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  color: #FFFFFF;
}

.tech-spec-desc {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ─── Shortcuts Cheat Sheet & Launch Box (Slide 8) ─── */
.shortcuts-showcase-box {
  width: 100%;
  max-width: 1100px;
  background: var(--surface-1);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-xl);
  padding: 36px 40px;
  display: flex;
  flex-direction: column;
  gap: 28px;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.8);
}

.shortcuts-keys-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.shortcut-key-item {
  display: flex;
  align-items: center;
  gap: 12px;
  background: #0E0E14;
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-md);
  padding: 10px 14px;
}

.shortcut-key-item kbd {
  background: #1C1C26;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-bottom: 2px solid rgba(255, 255, 255, 0.25);
  border-radius: 4px;
  padding: 4px 8px;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 700;
  color: var(--accent-light);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
  min-width: 24px;
  text-align: center;
}

.shortcut-key-label {
  font-size: 0.82rem;
  color: var(--text-main);
  font-weight: 500;
}

.launch-cta-banner {
  background: linear-gradient(180deg, rgba(124, 92, 255, 0.1) 0%, rgba(124, 92, 255, 0.02) 100%);
  border: 1px solid rgba(124, 92, 255, 0.3);
  border-radius: var(--radius-lg);
  padding: 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.launch-cta-text h3 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 800;
  color: #FFFFFF;
  margin: 0 0 6px;
}

.launch-cta-text p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  margin: 0;
}