@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;1,400;1,600&family=JetBrains+Mono:wght@400;500;600&display=swap');

/* ==========================================================================
   CSS CUSTOM PROPERTIES & DUAL MONOCHROMATIC THEME TOKENS
   ========================================================================== */

:root {
  /* LIGHT THEME (Porcelain & Deep Ink) */
  --bg-canvas: #F8FAFC;
  --bg-surface: #FFFFFF;
  --bg-surface-elevated: #FFFFFF;
  --bg-card: rgba(255, 255, 255, 0.88);
  --bg-dock: #F1F5F9;
  --bg-subtle: #F1F5F9;

  --border-glass: rgba(15, 23, 42, 0.08);
  --border-glass-hover: rgba(15, 23, 42, 0.16);
  --border-focus: #0F172A;

  --text-primary: #0F172A;
  --text-secondary: #475569;
  --text-tertiary: #64748B;
  --text-muted: #94A3B8;

  --btn-primary-bg: #0F172A;
  --btn-primary-text: #FFFFFF;
  --btn-primary-hover: #1E293B;

  --btn-secondary-bg: #FFFFFF;
  --btn-secondary-text: #0F172A;
  --btn-secondary-border: rgba(15, 23, 42, 0.1);

  --accent-stress-bg: #FEF3C7;
  --accent-stress-text: #B45309;
  --accent-stress-border: #F59E0B;

  --accent-success-bg: #ECFDF5;
  --accent-success-text: #059669;

  --accent-alert-bg: #FFF1F2;
  --accent-alert-text: #E11D48;

  --accent-blue-bg: #EFF6FF;
  --accent-blue-text: #1D4ED8;

  --accent-purple-bg: #F5F3FF;
  --accent-purple-text: #7C3AED;

  --brand-cobalt: #2563EB;
  --brand-cobalt-subtle: rgba(37, 99, 235, 0.06);

  --shadow-sm: 0 2px 6px rgba(15, 23, 42, 0.04);
  --shadow-md: 0 12px 30px -8px rgba(15, 23, 42, 0.06), 0 0 1px 1px rgba(15, 23, 42, 0.04);
  --shadow-lg: 0 24px 50px -12px rgba(15, 23, 42, 0.1), 0 0 1px 1px rgba(15, 23, 42, 0.04);
  --specular: inset 0 1px 0 rgba(255, 255, 255, 1);
  --orb-opacity: 0.35;
}

[data-theme="dark"] {
  /* DARK THEME (Obsidian Carbon & Crisp White) */
  --bg-canvas: #06080D;
  --bg-surface: #0A0D15;
  --bg-surface-elevated: #111622;
  --bg-card: rgba(16, 22, 34, 0.7);
  --bg-dock: rgba(8, 11, 18, 0.9);
  --bg-subtle: rgba(255, 255, 255, 0.04);

  --border-glass: rgba(255, 255, 255, 0.09);
  --border-glass-hover: rgba(255, 255, 255, 0.2);
  --border-focus: #FFFFFF;

  --text-primary: #F8FAFC;
  --text-secondary: #94A3B8;
  --text-tertiary: #64748B;
  --text-muted: #475569;

  --btn-primary-bg: #FFFFFF;
  --btn-primary-text: #06080D;
  --btn-primary-hover: #E2E8F0;

  --btn-secondary-bg: rgba(255, 255, 255, 0.05);
  --btn-secondary-text: #F8FAFC;
  --btn-secondary-border: rgba(255, 255, 255, 0.1);

  --accent-stress-bg: rgba(245, 158, 11, 0.18);
  --accent-stress-text: #FDE047;
  --accent-stress-border: #F59E0B;

  --accent-success-bg: rgba(16, 185, 129, 0.12);
  --accent-success-text: #34D399;

  --accent-alert-bg: rgba(244, 63, 94, 0.12);
  --accent-alert-text: #FB7185;

  --accent-blue-bg: rgba(56, 189, 248, 0.12);
  --accent-blue-text: #7DD3FC;

  --accent-purple-bg: rgba(167, 139, 250, 0.14);
  --accent-purple-text: #C4B5FD;

  --brand-cobalt: #60A5FA;
  --brand-cobalt-subtle: rgba(96, 165, 250, 0.1);

  --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 16px 36px -8px rgba(0, 0, 0, 0.6), inset 0 1px 0 rgba(255, 255, 255, 0.1);
  --shadow-lg: 0 30px 70px -15px rgba(0, 0, 0, 0.85), inset 0 1px 0 rgba(255, 255, 255, 0.18);
  --specular: inset 0 1px 0 rgba(255, 255, 255, 0.15);
  --orb-opacity: 0.6;
}

/* ==========================================================================
   BASE RESET & TYPOGRAPHY
   ========================================================================== */

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

html {
  scroll-behavior: smooth;
  transition: background-color 0.25s ease, color 0.25s ease;
}

body {
  background-color: var(--bg-canvas);
  color: var(--text-secondary);
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  transition: background-color 0.25s ease, color 0.25s ease;
}

/* Ambient Radial Mesh */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(ellipse 900px 500px at 50% -5%, rgba(37, 99, 235, 0.06), transparent 70%),
    radial-gradient(circle 700px at 90% 40%, rgba(245, 158, 11, 0.04), transparent 60%),
    radial-gradient(circle 800px at 10% 85%, rgba(16, 185, 129, 0.03), transparent 60%);
  opacity: var(--orb-opacity);
}

.container {
  max-width: 1220px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 2;
}

/* ==========================================================================
   NAVIGATION
   ========================================================================== */

.navbar {
  position: fixed;
  top: 16px;
  left: 50%;
  transform: translateX(-50%);
  width: calc(100% - 48px);
  max-width: 1200px;
  z-index: 100;
  background: var(--bg-card);
  backdrop-filter: blur(28px) saturate(180%);
  -webkit-backdrop-filter: blur(28px) saturate(180%);
  border: 1px solid var(--border-glass);
  box-shadow: var(--shadow-md);
  border-radius: 20px;
  transition: all 0.25s ease;
  box-sizing: border-box;
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 64px;
  padding: 0 20px;
  flex-wrap: nowrap;
  gap: 16px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text-primary);
  flex-shrink: 0;
  white-space: nowrap;
}

.logo-gem {
  width: 36px;
  height: 36px;
  min-width: 36px;
  border-radius: 8px;
  background-color: #000000;
  border: 1px solid rgba(255, 255, 255, 0.18);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  overflow: hidden;
  box-sizing: border-box;
  transition: all 0.25s ease;
}

.brand-name {
  font-size: 1.2rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  color: var(--text-primary);
}

.nav-links {
  display: flex;
  gap: 18px;
  align-items: center;
  flex-shrink: 1;
  flex-wrap: nowrap;
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.86rem;
  font-weight: 600;
  transition: color 0.15s ease;
  white-space: nowrap;
}

.nav-link:hover {
  color: var(--text-primary);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  white-space: nowrap;
}

/* Theme Toggle Button */
.theme-toggle-btn {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: var(--bg-subtle);
  border: 1px solid var(--border-glass);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
}

.theme-toggle-btn:hover {
  background: var(--bg-surface);
  border-color: var(--border-glass-hover);
  transform: translateY(-1px);
}

/* ==========================================================================
   BUTTONS & PILL BADGES
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 22px;
  border-radius: 12px;
  font-weight: 700;
  font-size: 0.92rem;
  letter-spacing: -0.01em;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.btn-primary {
  background: var(--btn-primary-bg);
  color: var(--btn-primary-text);
  box-shadow: var(--shadow-sm), var(--specular);
}

.btn-primary:hover {
  background: var(--btn-primary-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background: var(--btn-secondary-bg);
  color: var(--btn-secondary-text);
  border: 1px solid var(--btn-secondary-border);
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
  border-color: var(--border-glass-hover);
  transform: translateY(-1px);
}

.btn-lg {
  padding: 15px 34px;
  font-size: 1.02rem;
  border-radius: 14px;
}

.glass-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 14px;
  border-radius: 9999px;
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  color: var(--text-primary);
  box-shadow: var(--shadow-sm);
}

.pill-amber {
  color: var(--accent-stress-text);
  background: var(--accent-stress-bg);
  border-color: rgba(245, 158, 11, 0.3);
}

.pill-blue {
  color: var(--accent-blue-text);
  background: var(--accent-blue-bg);
  border-color: rgba(37, 99, 235, 0.3);
}

.pill-emerald {
  color: var(--accent-success-text);
  background: var(--accent-success-bg);
  border-color: rgba(16, 185, 129, 0.3);
}

.pill-rose {
  color: var(--accent-alert-text);
  background: var(--accent-alert-bg);
  border-color: rgba(225, 29, 72, 0.3);
}

.pill-purple {
  color: var(--accent-purple-text);
  background: var(--accent-purple-bg);
  border-color: rgba(124, 58, 237, 0.3);
}

/* ==========================================================================
   HERO STAGE & ROTATING HEADLINE (CINEMATIC VIDEO BACKGROUND)
   ========================================================================== */

.hero-stage {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 140px 0 80px;
  overflow: hidden;
  background-color: #06080D;
}

.hero-video-wrap {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  z-index: 1;
  pointer-events: none;
}

.hero-video-element {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 0.92;
  display: block;
}

/* Cinematic Soft Corner Alpha Vignette */
.hero-video-vignette {
  position: absolute;
  inset: 0;
  background: radial-gradient(
    ellipse 95% 85% at 50% 50%,
    transparent 35%,
    rgba(6, 8, 13, 0.35) 70%,
    rgba(6, 8, 13, 0.88) 100%
  );
  z-index: 2;
  pointer-events: none;
}

/* Top fade under floating navbar */
.hero-video-fade-top {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 140px;
  background: linear-gradient(180deg, rgba(6, 8, 13, 0.75) 0%, transparent 100%);
  z-index: 3;
  pointer-events: none;
}

/* Bottom fade smoothly merging into page canvas */
.hero-video-fade-bottom {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 180px;
  background: linear-gradient(0deg, var(--bg-canvas) 0%, rgba(6, 8, 13, 0.6) 45%, transparent 100%);
  z-index: 3;
  pointer-events: none;
  transition: background 0.25s ease;
}

.hero-content-container {
  position: relative;
  z-index: 5;
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* 5.5-Second Cinematic Reveal Stagger Choreography */
.hero-reveal-pill,
.hero-reveal-headline,
.hero-reveal-ctas,
.hero-reveal-cue {
  opacity: 0;
  transform: translateY(26px);
  animation: heroCinematicReveal 1.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  will-change: opacity, transform, filter;
}

.hero-reveal-pill {
  animation-delay: 5.1s;
  box-shadow: 0 0 24px rgba(245, 158, 11, 0.25), inset 0 1px 0 rgba(255, 255, 255, 0.4);
}

.hero-reveal-headline {
  animation-delay: 5.5s;
}

.hero-reveal-ctas {
  animation-delay: 5.9s;
}

.hero-reveal-cue {
  animation-delay: 6.3s;
}

@keyframes heroCinematicReveal {
  0% {
    opacity: 0;
    transform: translateY(26px) scale(0.97);
    filter: blur(6px);
  }
  50% {
    filter: blur(0);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
    filter: blur(0);
  }
}

.hero-headline {
  font-size: clamp(2.8rem, 5.8vw, 4.8rem);
  font-weight: 800;
  letter-spacing: -0.045em;
  line-height: 1.08;
  max-width: 980px;
  margin: 20px auto;
  color: #F8FAFC;
  text-shadow: 0 4px 28px rgba(0, 0, 0, 0.75);
}

.cycler {
  display: inline-block;
  color: #F8FAFC;
  background: linear-gradient(135deg, #FFFFFF 30%, #F59E0B 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  border-bottom: 3px solid #F59E0B;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

/* The sentence's full stop belongs inside this inline-block. As a sibling in
   the markup it wrapped onto a line of its own on narrow screens, leaving a
   stray dot floating under the headline. */
.cycler::after {
  content: '.';
}

.hero-description {
  font-size: clamp(1.08rem, 2vw, 1.25rem);
  color: rgba(248, 250, 252, 0.86);
  max-width: 760px;
  margin: 0 auto 38px;
  line-height: 1.65;
  font-weight: 450;
  text-shadow: 0 2px 14px rgba(0, 0, 0, 0.85);
}

.hero-ctas {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 36px;
}

.btn-glass {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  color: #F8FAFC;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-glass:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.4);
  color: #FFFFFF;
  transform: translateY(-2px);
}

/* Hero Scroll Cue Indicator */
.hero-scroll-cue {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(248, 250, 252, 0.55);
  text-decoration: none;
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  transition: color 0.2s ease, transform 0.2s ease;
  margin-top: 10px;
}

.hero-scroll-cue:hover {
  color: #F8FAFC;
  transform: translateY(2px);
}

.scroll-mouse-pill {
  width: 20px;
  height: 32px;
  border: 2px solid rgba(255, 255, 255, 0.35);
  border-radius: 12px;
  display: flex;
  justify-content: center;
  padding-top: 5px;
}

.scroll-wheel {
  width: 3px;
  height: 6px;
  background: #F59E0B;
  border-radius: 2px;
  animation: scrollBounce 2s infinite ease-in-out;
}

@keyframes scrollBounce {
  0%, 100% { transform: translateY(0); opacity: 1; }
  50% { transform: translateY(6px); opacity: 0.25; }
}

/* ==========================================================================
   GLASS DECKS & SOUNDBOARD CARDS
   ========================================================================== */

.glass-deck {
  background: var(--bg-card);
  backdrop-filter: blur(32px) saturate(180%);
  -webkit-backdrop-filter: blur(32px) saturate(180%);
  border: 1px solid var(--border-glass);
  box-shadow: var(--shadow-lg), var(--specular);
  border-radius: 28px;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.glass-deck:hover {
  border-color: var(--border-glass-hover);
}

.glass-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  box-shadow: var(--shadow-sm);
  border-radius: 20px;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.glass-card:hover {
  border-color: var(--border-glass-hover);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.hero-deck {
  max-width: 900px;
  margin: 0 auto;
  padding: 38px;
  text-align: left;
}

.hero-deck-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
  flex-wrap: wrap;
  gap: 14px;
}

.glass-segmented {
  display: flex;
  background: var(--bg-dock);
  padding: 4px;
  border-radius: 12px;
  border: 1px solid var(--border-glass);
  flex-wrap: wrap;
  gap: 4px;
}

.style-tab-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 9px 18px;
  border-radius: 10px;
  border: none;
  background: transparent;
  color: var(--text-tertiary);
  font-size: 0.86rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.18s cubic-bezier(0.16, 1, 0.3, 1);
}

.style-tab-btn:hover {
  color: var(--text-primary);
}

.style-tab-btn.active {
  background: var(--bg-surface);
  color: var(--text-primary);
  box-shadow: var(--shadow-sm);
}

/* Styles Visualizer Main Card */
.styles-visualizer-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  box-shadow: var(--shadow-md);
  border-radius: 28px;
  padding: clamp(20px, 4vw, 40px);
  display: flex;
  flex-direction: column;
  gap: 28px;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  overflow: hidden;
}

.wave-display-stage {
  position: relative;
  width: 100%;
  max-width: 100%;
  height: clamp(90px, 15vw, 130px);
  background: var(--bg-dock);
  border: 1px solid var(--border-glass);
  border-radius: 18px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  box-sizing: border-box;
}

.wave-svg {
  width: 100%;
  height: 100%;
  display: block;
  overflow: hidden;
}

.animated-wave-path {
  fill: none;
  stroke-width: 3.5px;
  stroke-linecap: round;
  transition: stroke 0.3s ease;
}

.wave-area-fill {
  transition: opacity 0.3s ease;
  pointer-events: none;
}

.pitch-node-handle {
  cursor: ns-resize;
  transition: r 0.18s ease, fill 0.18s ease, transform 0.18s ease;
}

.pitch-node-handle:hover {
  r: 8px;
  filter: drop-shadow(0 0 8px rgba(245, 158, 11, 0.8));
}

.pitch-node-handle.dragging {
  cursor: grabbing;
  r: 9px;
  filter: drop-shadow(0 0 12px rgba(245, 158, 11, 1));
}

.karaoke-teleprompter-box {
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  border-radius: 18px;
  padding: clamp(16px, 3vw, 28px);
  min-height: 100px;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  overflow: hidden;
  display: flex;
  align-items: center;
  box-shadow: inset 0 2px 6px rgba(0, 0, 0, 0.02);
}

.karaoke-words-wrap {
  font-size: clamp(1.1rem, 2.2vw, 1.55rem);
  line-height: 1.7;
  color: var(--text-primary);
  font-weight: 500;
  width: 100%;
  max-width: 100%;
  overflow-wrap: break-word;
  word-break: break-word;
}

.karaoke-word {
  display: inline-block;
  transition: all 0.15s ease;
  padding: 2px 5px;
  border-radius: 6px;
  cursor: pointer;
  user-select: none;
}

.karaoke-word:hover {
  background: rgba(245, 158, 11, 0.12);
  color: var(--text-primary);
}

.karaoke-word.speaking-active {
  background: #0F172A;
  color: #FFFFFF;
  transform: scale(1.06) translateY(-2px);
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.3);
}

[data-theme="dark"] .karaoke-word.speaking-active {
  background: #FFFFFF;
  color: #06080D;
  box-shadow: 0 4px 14px rgba(255, 255, 255, 0.4);
}

.karaoke-word.stress-word {
  color: #D97706;
  font-weight: 800;
  border-bottom: 2px solid #F59E0B;
}

.style-reaction-box {
  background: var(--bg-dock);
  border: 1px solid var(--border-glass);
  border-radius: 14px;
  padding: 16px 20px;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  overflow: hidden;
}

.seg-btn {
  padding: 8px 18px;
  border-radius: 8px;
  border: none;
  background: transparent;
  color: var(--text-tertiary);
  font-size: 0.84rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.15s ease;
}

.seg-btn.active {
  background: var(--bg-surface);
  color: var(--text-primary);
  box-shadow: var(--shadow-sm);
}

.speech-teleprompter-glass {
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  box-shadow: inset 0 2px 6px rgba(0, 0, 0, 0.03);
  border-radius: 18px;
  padding: 34px;
  margin-bottom: 24px;
  min-height: 120px;
  display: flex;
  align-items: center;
}

.speech-prose {
  font-size: 1.55rem;
  line-height: 1.75;
  color: var(--text-primary);
  font-weight: 450;
  letter-spacing: -0.01em;
}

.stress-glow {
  background: var(--accent-stress-bg);
  color: var(--accent-stress-text);
  border-bottom: 2.5px solid var(--accent-stress-border);
  border-radius: 6px;
  padding: 0 6px;
  font-weight: 700;
}

.soundboard-dock {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-dock);
  border: 1px solid var(--border-glass);
  border-radius: 16px;
  padding: 16px 22px;
  gap: 18px;
}

.play-orb-btn {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--text-primary);
  color: var(--bg-canvas);
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: transform 0.15s ease;
  flex-shrink: 0;
}

.play-orb-btn:hover {
  transform: scale(1.08);
}

.spectrum-bars {
  display: flex;
  align-items: center;
  gap: 3px;
  flex: 1;
  height: 38px;
}

.spectrum-bar {
  flex: 1;
  background: var(--text-tertiary);
  opacity: 0.25;
  border-radius: 3px;
  transition: height 0.08s ease, opacity 0.15s ease;
}

.spectrum-bar.active {
  background: #F59E0B;
  opacity: 1;
}

/* ==========================================================================
   SECTIONS & GRIDS
   ========================================================================== */

.section {
  padding: 100px 0;
  position: relative;
  z-index: 2;
}

.section-head {
  text-align: center;
  max-width: 780px;
  margin: 0 auto 60px;
}

.section-title {
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  font-weight: 800;
  letter-spacing: -0.035em;
  margin: 14px 0;
  color: var(--text-primary);
  line-height: 1.15;
}

.section-subtitle {
  color: var(--text-secondary);
  font-size: 1.08rem;
}

.glass-grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 28px;
}

/* REVAMPED MONOTONE DIAGNOSTICS & ACOUSTIC LAB */
.monotone-diagnostics-deck {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 32px;
  align-items: stretch;
}

@media (max-width: 960px) {
  .monotone-diagnostics-deck {
    grid-template-columns: 1fr;
  }
}

.neural-traps-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.neural-trap-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  border-radius: 18px;
  padding: 22px 24px;
  display: flex;
  gap: 18px;
  box-shadow: var(--shadow-sm);
  transition: all 0.25s ease;
}

.neural-trap-card:hover {
  transform: translateY(-2px);
  border-color: var(--border-glass-hover);
  box-shadow: var(--shadow-md);
}

.trap-badge-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--bg-dock);
  border: 1px solid var(--border-glass);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.neural-trap-content {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.neural-trap-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}

.neural-trap-title {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--text-primary);
  margin: 0;
}

.neural-trap-body {
  font-size: 0.86rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 0;
}

.neural-trap-footer {
  font-size: 0.78rem;
  color: var(--text-tertiary);
  margin-top: 4px;
  display: flex;
  align-items: center;
  gap: 6px;
}

/* Spectrogram Lab Showcase Container */
.spectrogram-panel {
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  border-radius: 24px;
  padding: clamp(18px, 3vw, 28px);
  display: flex;
  flex-direction: column;
  gap: 20px;
  box-shadow: var(--shadow-md);
  justify-content: space-between;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  overflow: hidden;
}

.spectrogram-box {
  background: var(--bg-dock);
  border: 1px solid var(--border-glass);
  border-radius: 16px;
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  overflow: hidden;
}

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

.spec-wave-canvas {
  width: 100%;
  height: 64px;
  border-radius: 10px;
  background: rgba(0, 0, 0, 0.04);
  border: 1px solid var(--border-glass);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

[data-theme="dark"] .spec-wave-canvas {
  background: rgba(0, 0, 0, 0.35);
}

.spec-metrics-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  padding-top: 4px;
}

.spec-metric-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.spec-metric-label {
  font-size: 0.70rem;
  color: var(--text-tertiary);
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.spec-metric-val {
  font-size: 0.84rem;
  font-weight: 800;
  color: var(--text-primary);
  font-family: 'JetBrains Mono', monospace;
}

/* Real-World Scenario Showcase Grid */
.scenario-deck {
  display: flex;
  flex-direction: column;
  gap: 28px;
  max-width: 1060px;
  margin: 0 auto;
}

.scenario-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  box-shadow: var(--shadow-sm);
  border-radius: 24px;
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  transition: all 0.2s ease;
}

.scenario-card:hover {
  border-color: var(--border-glass-hover);
  box-shadow: var(--shadow-md);
}

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

.scenario-body {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 20px;
}

.scenario-box {
  padding: 22px;
  border-radius: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.box-before {
  background: var(--accent-alert-bg);
  border: 1px solid rgba(225, 29, 72, 0.2);
}

.box-after {
  background: var(--accent-success-bg);
  border: 1px solid rgba(16, 185, 129, 0.25);
}

.scenario-quote {
  font-size: 1.05rem;
  line-height: 1.6;
  color: var(--text-primary);
  font-weight: 500;
}

.scenario-cue {
  font-size: 0.8rem;
  font-family: 'JetBrains Mono', monospace;
  font-weight: 600;
}

/* Acoustic Comparison Matrix Table */
.matrix-card {
  overflow-x: auto;
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  border-radius: 24px;
  box-shadow: var(--shadow-md);
  margin-top: 40px;
}

/* Feedback Reality Section */
.feedback-showcase-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 36px;
  align-items: center;
  margin-top: 36px;
}

@media (max-width: 900px) {
  .feedback-showcase-grid {
    grid-template-columns: 1fr;
  }
}

/* REDESIGNED FEEDBACK DILEMMA SECTION */
.dilemma-grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(310px, 1fr));
  gap: 24px;
  margin-bottom: 36px;
}

.dilemma-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  border-radius: 20px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
  transition: all 0.25s ease;
  position: relative;
}

.dilemma-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-glass-hover);
  box-shadow: var(--shadow-md);
}

.dilemma-card-media {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--bg-dock);
}

.dilemma-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}

.dilemma-card:hover .dilemma-card-media img {
  transform: scale(1.04);
}

.dilemma-media-pill {
  position: absolute;
  bottom: 12px;
  left: 12px;
  right: 12px;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: #FFFFFF;
  font-size: 0.78rem;
  font-weight: 700;
  padding: 6px 12px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  gap: 6px;
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.dilemma-card-body {
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  flex: 1;
}

.dilemma-quote-box {
  background: var(--bg-dock);
  border: 1px solid var(--border-glass);
  border-radius: 14px;
  padding: 14px 16px;
  font-size: 0.90rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.5;
  font-style: normal;
  box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.04);
}

.dilemma-comparison-deck {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 28px;
  margin-top: 10px;
}

.dilemma-contrast-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  border-radius: 22px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: all 0.25s ease;
}

.dilemma-contrast-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.dilemma-contrast-header {
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-glass);
}

.dilemma-contrast-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  flex: 1;
}

.dilemma-photo-frame {
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid var(--border-glass);
  background: var(--bg-dock);
  position: relative;
}

.dilemma-photo-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* Cloned Voice Interactive Guide Player Card */
.cloned-voice-lab-frame {
  background: var(--bg-dock);
  border: 1px solid var(--border-glass);
  border-radius: 16px;
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.04);
}

.cloned-model-status {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.76rem;
  font-weight: 700;
  color: var(--text-tertiary);
}

.cloned-teleprompter-box {
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  border-radius: 12px;
  padding: 14px 16px;
  font-size: 0.92rem;
  line-height: 1.6;
  color: var(--text-primary);
  font-weight: 500;
}

.stress-word {
  background: rgba(37, 99, 235, 0.12);
  color: var(--brand-cobalt);
  font-weight: 800;
  padding: 2px 6px;
  border-radius: 6px;
  border: 1px solid rgba(37, 99, 235, 0.25);
}

.pause-badge {
  background: rgba(16, 185, 129, 0.12);
  color: #059669;
  font-size: 0.72rem;
  font-weight: 800;
  padding: 2px 6px;
  border-radius: 6px;
  border: 1px solid rgba(16, 185, 129, 0.25);
  font-family: 'JetBrains Mono', monospace;
  margin: 0 3px;
}

.downward-badge {
  background: rgba(124, 58, 237, 0.12);
  color: #7C3AED;
  font-size: 0.72rem;
  font-weight: 800;
  padding: 2px 6px;
  border-radius: 6px;
  border: 1px solid rgba(124, 58, 237, 0.25);
  margin-left: 3px;
}

.cloned-audio-strip {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  border-radius: 12px;
  padding: 10px 14px;
}

.cloned-play-btn {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--text-primary);
  color: var(--bg-canvas);
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  cursor: pointer;
  flex-shrink: 0;
  box-shadow: var(--shadow-sm);
  transition: transform 0.15s ease;
}

.cloned-play-btn:hover {
  transform: scale(1.08);
}

.cloned-wave-visual {
  display: flex;
  align-items: center;
  gap: 3px;
  flex: 1;
  height: 24px;
}

.wave-bar {
  width: 3px;
  background: var(--brand-cobalt);
  border-radius: 2px;
  opacity: 0.75;
}

/* ==========================================================================
   TWO-PHASE KEYNOTE MASTERY VIDEO DECK
   ========================================================================== */

.two-phase-video-deck {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  width: 100%;
  margin: 36px auto 44px;
}

.phase-video-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  box-shadow: var(--shadow-md);
  border-radius: 24px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all 0.28s cubic-bezier(0.16, 1, 0.3, 1);
}

.phase-video-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-glass-hover);
  box-shadow: var(--shadow-lg);
}

.phase-video-media-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background-color: #06080D;
}

.phase-video-el {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

.phase-video-vignette {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at center, transparent 40%, rgba(6, 8, 13, 0.35) 80%, rgba(6, 8, 13, 0.75) 100%),
              linear-gradient(180deg, rgba(6, 8, 13, 0.4) 0%, transparent 40%, transparent 60%, rgba(6, 8, 13, 0.75) 100%);
  pointer-events: none;
}

.phase-video-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 20px;
  background: rgba(6, 8, 13, 0.85);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: #F8FAFC;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  z-index: 2;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.5);
}

.pulse-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #F59E0B;
  box-shadow: 0 0 8px #F59E0B;
  animation: pulseDotAnim 1.8s infinite ease-in-out;
}

.pulse-dot.emerald {
  background: #10B981;
  box-shadow: 0 0 8px #10B981;
}

@keyframes pulseDotAnim {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.3); opacity: 0.5; }
}

.phase-telemetry-pill {
  position: absolute;
  bottom: 14px;
  left: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 5px 12px;
  border-radius: 12px;
  background: rgba(6, 8, 13, 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.14);
  color: rgba(248, 250, 252, 0.95);
  font-size: 0.74rem;
  font-weight: 600;
  font-family: 'JetBrains Mono', monospace;
  z-index: 2;
}

.phase-video-body {
  padding: 24px 28px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  background: var(--bg-surface);
}

.phase-title {
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: -0.025em;
  color: var(--text-primary);
  line-height: 1.35;
  margin: 0;
}

.phase-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 0;
}

@media (max-width: 840px) {
  .two-phase-video-deck {
    grid-template-columns: 1fr;
    gap: 20px;
  }
}

/* Vocal Architecture Interactive Image Slider */
.architecture-slider-wrapper {
  width: 100%;
  max-width: 100%;
  margin: 0 auto 40px;
  position: relative;
  padding: 16px;
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  border-radius: 26px;
  box-shadow: var(--shadow-md);
}

.architecture-slider {
  position: relative;
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid var(--border-glass);
  box-shadow: var(--shadow-sm);
  background: var(--bg-dock);
}

.architecture-slides-track {
  display: flex;
  transition: transform 0.65s cubic-bezier(0.16, 1, 0.3, 1);
  width: 100%;
}

.architecture-slide {
  min-width: 100%;
  position: relative;
  aspect-ratio: 1200 / 896;
  max-height: 720px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-dock);
}

.architecture-slide img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.architecture-slide-caption {
  position: absolute;
  bottom: 16px;
  left: 16px;
  right: 16px;
  background: rgba(15, 23, 42, 0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  color: #FFFFFF;
  padding: 10px 18px;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-size: 0.84rem;
  font-weight: 700;
  z-index: 5;
}

.slider-nav-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(15, 23, 42, 0.75);
  color: #FFFFFF;
  border: 1px solid rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 10;
  transition: all 0.2s ease;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
}

.slider-nav-btn:hover {
  background: rgba(15, 23, 42, 0.95);
  transform: translateY(-50%) scale(1.08);
}

.slider-nav-prev {
  left: 16px;
}

.slider-nav-next {
  right: 16px;
}

.slider-dots {
  display: flex;
  gap: 8px;
  justify-content: center;
  margin-top: 14px;
}

.slider-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--text-tertiary);
  opacity: 0.35;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  border: none;
  padding: 0;
}

.slider-dot.active {
  width: 28px;
  border-radius: 6px;
  background: #F59E0B;
  opacity: 1;
  box-shadow: 0 0 10px rgba(245, 158, 11, 0.5);
}

.matrix-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  min-width: 600px;
}

.matrix-table th {
  padding: 20px 24px;
  font-size: 0.84rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 800;
  color: var(--text-tertiary);
  border-bottom: 1px solid var(--border-glass);
  background: var(--bg-dock);
}

.matrix-table td {
  padding: 20px 24px;
  font-size: 0.94rem;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border-glass);
}

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

/* Telemetry Deck */
.telemetry-glass {
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  box-shadow: var(--shadow-md);
  border-radius: 28px;
  padding: 44px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
}

.telemetry-cell {
  background: var(--bg-dock);
  border: 1px solid var(--border-glass);
  border-radius: 18px;
  padding: 26px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.telemetry-number {
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--text-primary);
}

/* Testimonials / Speaker Stories */
.testimonial-grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(310px, 1fr));
  gap: 28px;
  margin-top: 36px;
}

.testimonial-card {
  padding: 34px 30px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 20px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  position: relative;
  overflow: hidden;
}

.testimonial-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

/* Instagram Style Stories Feed */
.insta-feed-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-top: 20px;
}

.insta-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  border-radius: 18px;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.insta-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-glass-hover);
  box-shadow: var(--shadow-md);
}

.insta-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 14px;
}

.insta-user-group {
  display: flex;
  align-items: center;
  gap: 10px;
}

.insta-avatar-ring {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  padding: 2px;
  background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.insta-avatar-ring img {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--bg-surface);
  display: block;
}

.insta-user-details {
  display: flex;
  flex-direction: column;
}

.insta-username-row {
  display: flex;
  align-items: center;
  gap: 4px;
}

.insta-username {
  font-size: 0.86rem;
  font-weight: 800;
  color: var(--text-primary);
}

.insta-verified {
  width: 14px;
  height: 14px;
  color: #3897f0;
  display: inline-flex;
}

.insta-location {
  font-size: 0.72rem;
  color: var(--text-tertiary);
  font-weight: 500;
}

.insta-media-frame {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--bg-dock);
}

.insta-media-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}

.insta-card:hover .insta-media-frame img {
  transform: scale(1.03);
}

.insta-badge-pill {
  position: absolute;
  top: 12px;
  right: 12px;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: #FFFFFF;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  gap: 5px;
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.insta-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 14px 6px;
  color: var(--text-primary);
}

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

.insta-action-btn {
  background: none;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.15s ease;
}

.insta-action-btn:hover {
  transform: scale(1.15);
}

.insta-likes {
  padding: 0 14px 6px;
  font-size: 0.82rem;
  font-weight: 800;
  color: var(--text-primary);
}

.insta-caption {
  padding: 0 14px 8px;
  font-size: 0.84rem;
  color: var(--text-secondary);
  line-height: 1.5;
  flex: 1;
}

.insta-caption strong {
  color: var(--text-primary);
  margin-right: 4px;
}

.insta-tags {
  color: var(--brand-cobalt);
  font-size: 0.78rem;
  margin-top: 6px;
  display: block;
}

.insta-timestamp {
  padding: 0 14px 12px;
  font-size: 0.68rem;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 600;
}

.speaker-header {
  display: flex;
  align-items: center;
  gap: 16px;
}

.speaker-avatar-img {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--border-glass);
  box-shadow: var(--shadow-sm);
  flex-shrink: 0;
}

.speaker-meta {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.speaker-name {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--text-primary);
}

.speaker-role {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.speaker-context {
  font-size: 0.74rem;
  color: var(--brand-gold);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.testimonial-quote {
  font-size: 0.92rem;
  line-height: 1.65;
  color: var(--text-secondary);
  font-style: normal;
  margin: 0;
}

.testimonial-quote strong {
  color: var(--text-primary);
}

.speaker-metric-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-dock);
  border: 1px solid var(--border-glass);
  padding: 8px 14px;
  border-radius: 12px;
  font-size: 0.78rem;
  font-weight: 700;
  color: #059669;
}

/* Pricing Grid & Billing Toggle */
.billing-switcher {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-dock);
  padding: 5px;
  border-radius: 9999px;
  border: 1px solid var(--border-glass);
  margin-top: 24px;
}

.billing-opt-btn {
  padding: 8px 18px;
  border-radius: 9999px;
  border: none;
  background: transparent;
  color: var(--text-tertiary);
  font-size: 0.84rem;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all 0.15s ease;
}

.billing-opt-btn.active {
  background: var(--bg-surface);
  color: var(--text-primary);
  box-shadow: var(--shadow-sm);
}

.pricing-deck {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 32px;
  max-width: 960px;
  margin: 0 auto;
}

.price-card {
  padding: 44px 38px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  border-radius: 28px;
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
}

.price-card.highlight {
  border-color: #F59E0B;
  box-shadow: var(--shadow-lg);
  background: var(--bg-surface-elevated);
}

.price-card-badge {
  position: absolute;
  top: 22px;
  right: 22px;
}

.price-num {
  font-size: 3.2rem;
  font-weight: 800;
  letter-spacing: -0.045em;
  color: var(--text-primary);
  margin: 16px 0 6px;
  line-height: 1;
}

.price-num span {
  font-size: 1rem;
  color: var(--text-tertiary);
  font-weight: 500;
}

.price-billing-note {
  font-size: 0.8rem;
  color: var(--text-tertiary);
  margin-bottom: 24px;
}

.price-feature-group {
  margin: 20px 0 32px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.price-feature-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.price-feature-item strong {
  color: var(--text-primary);
}

.price-feature-item.disabled {
  opacity: 0.45;
}

.price-feature-item.disabled strong {
  color: var(--text-tertiary);
}

.check-icon {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--accent-success-bg);
  color: var(--accent-success-text);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.72rem;
  font-weight: 800;
  flex-shrink: 0;
  margin-top: 2px;
}

.cross-icon {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--bg-dock);
  color: var(--text-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.72rem;
  font-weight: 800;
  flex-shrink: 0;
  margin-top: 2px;
}

/* FAQ */
.faq-wrap {
  max-width: 840px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-card {
  overflow: hidden;
  transition: all 0.2s ease;
}

.faq-q {
  padding: 22px 28px;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.faq-a {
  padding: 0 28px 24px;
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.65;
}

/* Spatial CTA Banner */
.spatial-cta {
  background: #0F172A;
  color: #FFFFFF;
  border-radius: 32px;
  padding: 68px 40px;
  text-align: center;
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(255, 255, 255, 0.1);
  position: relative;
  overflow: hidden;
}

[data-theme="dark"] .spatial-cta {
  background: #0E131F;
  border-color: rgba(255, 255, 255, 0.15);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
}

.spatial-cta h2 {
  color: #FFFFFF;
}

.spatial-cta p {
  color: #94A3B8;
}

.cta-action-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: #FFFFFF;
  color: #0F172A;
  font-weight: 800;
  font-size: 1.05rem;
  padding: 16px 36px;
  border-radius: 14px;
  text-decoration: none;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
  transition: all 0.2s ease;
}

.cta-action-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(255, 255, 255, 0.25);
  background: #F8FAFC;
}

/* Global Languages Banner */
.languages-banner {
  background: var(--bg-dock);
  border: 1px solid var(--border-glass);
  border-radius: 18px;
  padding: 18px 28px;
  max-width: 860px;
  margin: 0 auto 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  text-align: center;
  font-size: 0.9rem;
  color: var(--text-secondary);
  box-shadow: var(--shadow-sm);
}

.languages-banner strong {
  color: var(--text-primary);
}

/* Footer */
.footer {
  border-top: 1px solid var(--border-glass);
  padding: 60px 0 30px;
  background: var(--bg-surface);
  margin-top: 80px;
}

.footer-top {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-links {
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
}

.footer-link {
  color: var(--text-tertiary);
  text-decoration: none;
  font-size: 0.88rem;
  transition: color 0.15s ease;
}

.footer-link:hover {
  color: var(--text-primary);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 24px;
  border-top: 1px solid var(--border-glass);
  color: var(--text-muted);
  font-size: 0.82rem;
  flex-wrap: wrap;
  gap: 12px;
}

@media (max-width: 1024px) {
  .nav-links {
    gap: 12px;
  }
  .nav-link {
    font-size: 0.8rem;
  }
}

@media (max-width: 840px) {
  .navbar {
    width: calc(100% - 24px);
    top: 12px;
  }
  .nav-links {
    display: none;
  }
  .hero-stage {
    padding: 130px 0 60px;
  }
  .speech-prose {
    font-size: 1.2rem;
  }
  .spatial-cta {
    padding: 40px 20px;
  }
}

/* ==========================================================================
   CONTACT EMAIL MODAL DIALOG
   ========================================================================== */

.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(6, 8, 13, 0.72);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.25s ease, visibility 0.25s ease;
}

.modal-backdrop.active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.modal-card {
  position: relative;
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  box-shadow: var(--shadow-lg), 0 0 40px rgba(0, 0, 0, 0.45);
  border-radius: 28px;
  padding: clamp(28px, 5vw, 40px);
  max-width: 500px;
  width: 100%;
  text-align: center;
  transform: translateY(20px) scale(0.96);
  transition: transform 0.28s cubic-bezier(0.16, 1, 0.3, 1);
  box-sizing: border-box;
}

.modal-backdrop.active .modal-card {
  transform: translateY(0) scale(1);
}

.modal-close-btn {
  position: absolute;
  top: 18px;
  right: 18px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--bg-dock);
  border: 1px solid var(--border-glass);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.18s ease;
}

.modal-close-btn:hover {
  background: var(--bg-subtle);
  color: var(--text-primary);
  transform: scale(1.08);
}

.modal-email-box {
  background: var(--bg-dock);
  border: 1px solid var(--border-glass);
  border-radius: 18px;
  padding: 22px 18px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: center;
}

.modal-email-link {
  font-size: clamp(1.2rem, 3.5vw, 1.55rem);
  font-weight: 800;
  color: var(--text-primary);
  text-decoration: none;
  font-family: 'JetBrains Mono', monospace;
  transition: color 0.18s ease;
  word-break: break-all;
}

.modal-email-link:hover {
  color: #F59E0B;
}

/* ==========================================================================
   HERO TRUST STRIP
   ========================================================================== */

.hero-trust-strip {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 10px 26px;
  margin-top: 38px;
  padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.hero-trust-item {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 0.76rem;
  font-weight: 700;
  color: rgba(226, 232, 240, 0.72);
  letter-spacing: 0.01em;
  white-space: nowrap;
}

.hero-trust-item svg {
  flex-shrink: 0;
  color: #F59E0B;
}

/* ==========================================================================
   OVERVIEW SPLIT — PRODUCT SCREENSHOT SHOWCASE
   ========================================================================== */

.overview-split {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
  max-width: 1180px;
  margin: 0 auto;
  text-align: left;
}

.overview-split-media {
  position: relative;
}

.overview-glow {
  position: absolute;
  inset: -30px;
  background: radial-gradient(circle at 65% 35%, rgba(245, 158, 11, 0.18), transparent 62%);
  z-index: 0;
  filter: blur(6px);
}

.overview-product-shot {
  position: relative;
  z-index: 1;
  border-radius: 22px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-glass);
  transform: rotate(-1.2deg);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  max-width: 340px;
  margin: 0 auto;
}

.overview-product-shot:hover {
  transform: rotate(0deg) translateY(-4px);
}

.overview-product-shot img {
  width: 100%;
  height: auto;
  display: block;
}

.overview-floating-badge {
  position: absolute;
  z-index: 2;
  bottom: 10px;
  left: -12px;
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  box-shadow: var(--shadow-md);
  border-radius: 14px;
  padding: 11px 15px;
  display: flex;
  align-items: center;
  gap: 10px;
  max-width: 220px;
}

@media (max-width: 900px) {
  .overview-split {
    grid-template-columns: 1fr;
    gap: 36px;
    text-align: center;
  }
  .overview-split-media {
    order: -1;
  }
  .overview-floating-badge {
    left: 50%;
    transform: translateX(-50%);
  }
}

/* ==========================================================================
   PHASE FULL-BLEED VIDEO STACK (VOCAL ARCHITECTURE)
   ========================================================================== */

.phase-fullbleed-stack {
  display: flex;
  flex-direction: column;
  gap: 3px;
  margin: 40px 0 56px;
}

.phase-fullbleed-panel {
  position: relative;
  width: 100%;
  min-height: 100vh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  background: #06080D;
}

.phase-fullbleed-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 20%;
}

.phase-fullbleed-scrim {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(6, 8, 13, 0.1) 0%, rgba(6, 8, 13, 0.28) 45%, rgba(6, 8, 13, 0.94) 100%);
}

.phase-fullbleed-content {
  position: relative;
  z-index: 2;
  width: 100%;
  padding-bottom: 52px;
}

.phase-fullbleed-inner {
  max-width: 620px;
}

.phase-fullbleed-title {
  font-size: clamp(1.5rem, 2.8vw, 2.1rem);
  font-weight: 800;
  color: #FFFFFF;
  margin: 14px 0 10px;
  letter-spacing: -0.03em;
  line-height: 1.25;
}

.phase-fullbleed-desc {
  color: rgba(226, 232, 240, 0.82);
  font-size: 0.98rem;
  line-height: 1.65;
  max-width: 560px;
  margin: 0;
}

@media (max-width: 720px) {
  .phase-fullbleed-panel {
    min-height: 100vh;
  }
}

/* ==========================================================================
   CONTENT LIBRARY SPLIT (SCRIPT INGESTION + BUILT-IN PERSONAS)
   ========================================================================== */

.library-split {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 48px;
  align-items: center;
}

.library-media {
  position: relative;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-glass);
  aspect-ratio: 4 / 5;
  max-width: 400px;
  margin: 0 auto;
}

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

.library-media-badge {
  position: absolute;
  bottom: 16px;
  left: 16px;
  right: 16px;
  background: rgba(6, 8, 14, 0.82);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #FFFFFF;
  border-radius: 14px;
  padding: 12px 16px;
  font-size: 0.82rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
}

.library-methods {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.library-method-card {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  border-radius: 16px;
  padding: 18px 20px;
  box-shadow: var(--shadow-sm);
  transition: all 0.2s ease;
}

.library-method-card:hover {
  border-color: var(--border-glass-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.library-method-icon {
  font-size: 1.3rem;
  flex-shrink: 0;
  width: 46px;
  height: 46px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-dock);
}

.library-persona-row {
  display: flex;
  gap: 14px;
  margin-top: 4px;
  flex-wrap: wrap;
}

.persona-chip {
  display: flex;
  align-items: center;
  gap: 11px;
  background: var(--bg-dock);
  border: 1px solid var(--border-glass);
  border-radius: 14px;
  padding: 10px 16px 10px 10px;
  flex: 1;
  min-width: 200px;
}

.persona-chip-avatar {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
  flex-shrink: 0;
}

@media (max-width: 900px) {
  .library-split {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .library-media {
    order: -1;
  }
}

/* ==========================================================================
   ENTERPRISE TRUST & SECURITY GRID
   ========================================================================== */

.trust-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 20px;
}

.trust-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  border-radius: 18px;
  padding: 26px 24px;
  box-shadow: var(--shadow-sm);
  transition: all 0.2s ease;
}

.trust-card:hover {
  border-color: var(--border-glass-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.trust-card-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  margin-bottom: 14px;
}

.trust-card h3 {
  font-size: 1.0rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 6px;
  letter-spacing: -0.01em;
}

.trust-card p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.55;
  margin: 0;
}

/* ==========================================================================
   SPATIAL CTA — CINEMATIC BACKGROUND MEDIA
   ========================================================================== */

.spatial-cta-media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.spatial-cta-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 25%;
  opacity: 0.85;
}

.spatial-cta-scrim {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(180deg, rgba(8, 10, 17, 0.35) 0%, rgba(8, 10, 17, 0.72) 58%, #0A0E17 100%);
}

.spatial-cta > *:not(.spatial-cta-media):not(.spatial-cta-scrim) {
  position: relative;
  z-index: 2;
}

/* ==========================================================================
   MOBILE ENHANCEMENT PASS — GLOBAL RHYTHM + NEW SECTIONS
   ========================================================================== */

/* Tighter nav on tablet widths now that a 9th link (Enterprise) is present */
@media (max-width: 1024px) {
  .nav-links {
    gap: 9px;
  }
  .nav-link {
    font-size: 0.76rem;
  }
}

@media (max-width: 900px) {
  .library-split {
    text-align: left;
  }
}

@media (max-width: 720px) {
  /* Shorten the overall scroll on phones without losing section identity */
  .section {
    padding: 68px 0;
  }
  .section-head {
    margin-bottom: 40px;
  }
  .glass-grid-3,
  .trust-grid {
    gap: 16px;
  }

  .hero-trust-strip {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px 12px;
    justify-items: center;
    text-align: center;
  }
  .hero-trust-item {
    white-space: normal;
    justify-content: center;
  }

  .phase-fullbleed-panel {
    min-height: 100vh;
    align-items: flex-end;
  }
  .phase-fullbleed-content {
    padding-bottom: 36px;
  }
  .phase-fullbleed-title {
    font-size: 1.5rem;
  }
  .phase-fullbleed-desc {
    font-size: 0.9rem;
  }

  .overview-product-shot {
    max-width: 260px;
  }
  .overview-floating-badge {
    max-width: 260px;
    text-align: left;
  }

  .library-media {
    max-width: 280px;
  }

  .persona-chip {
    min-width: 100%;
  }

  .trust-card {
    padding: 22px 20px;
  }
}

@media (max-width: 420px) {
  .hero-trust-strip {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   PLAN CARD HEADER
   Was three copies of an inline `display:flex; justify-content:space-between`.
   At narrow widths the tier pill and the credit line collided, so the pill's
   rounded border cut through the text next to it.
   ========================================================================== */

.plan-card-header {
  display: flex;
  align-items: center;
  gap: 8px 10px;
}

.plan-card-header > .glass-pill {
  flex: 0 0 auto;
}

@media (max-width: 640px) {
  /* Narrow enough that the tier pill and its credit line can't share a row. */
  .plan-card-header {
    flex-wrap: wrap;
  }
}

/* ==========================================================================
   MOBILE REFINEMENTS (<= 640px)
   Touch-target sizing, legible minimum type, and copy that fits one line.
   ========================================================================== */

@media (max-width: 640px) {
  /* --- Touch targets: 44px minimum, per iOS/Android guidance ------------ */
  .theme-toggle-btn,
  .cloned-play-btn {
    min-width: 44px;
    min-height: 44px;
  }

  .btn,
  .billing-opt-btn,
  .style-tab-btn {
    min-height: 44px;
  }

  .footer-link,
  .footer-social-link {
    display: inline-block;
    padding-block: 7px;
  }

  /* The dots stay 8px visually; the tappable area grows around them. */
  .slider-dot {
    position: relative;
  }

  .slider-dot::after {
    content: '';
    position: absolute;
    inset: -18px -10px;
  }

  /* --- Minimum legible type -------------------------------------------- */
  .glass-pill,
  .spec-metric-label,
  .phase-caption-label,
  .cloned-track-label {
    font-size: 0.75rem !important;
  }

  /* --- Hero: keep the primary CTA on one line -------------------------- */
  .hero-ctas .btn {
    width: 100%;
    justify-content: center;
  }

  .hero-headline {
    text-wrap: balance;
  }

  /* --- The overview badge was a 4-line block pinned over the product shot */
  .overview-floating-badge {
    position: static;
    transform: none;
    max-width: 100%;
    margin: 14px auto 0;
  }
}