/* ==========================================================================
   ADAC - Advanced Digital Audio Concepts & Luxury Home Cinemas
   Version 8 (v8) - Fullscreen Cinema Stage with Animated Pull-Rope & Bespoke Visuals
   Option 1 Color Scheme: Brushed Champagne Gold & Warm Slate / Alabaster Porcelain
   ========================================================================== */

/* Google Fonts Import */
@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&family=Space+Grotesk:wght@400;500;600;700&display=swap');

:root {
  /* DARK THEME (Default) */
  --bg-primary: #0d1117;
  --bg-secondary: #161b22;
  --bg-tertiary: #1f2633;
  --bg-card: rgba(22, 27, 34, 0.85);
  --bg-card-hover: rgba(31, 38, 51, 0.95);
  --bg-glass: rgba(13, 17, 23, 0.88);

  /* Accents */
  --accent-gold: #d4af37;
  --accent-gold-light: #e5c358;
  --accent-gold-glow: rgba(212, 175, 55, 0.25);
  --accent-bronze: #aa7c11;
  --accent-brass: #c59b27;
  --accent-cyan: #38bdf8;
  --accent-emerald: #10b981;

  /* Velvet Curtains */
  --curtain-red-dark: #2c0101;
  --curtain-red-mid: #6b0909;
  --curtain-red-light: #9e1414;
  --curtain-red-bright: #d32f2f;

  /* Typography */
  --text-primary: #f1f5f9;
  --text-secondary: #cbd5e1;
  --text-muted: #94a3b8;
  --text-dim: #64748b;

  /* Borders & Highlights */
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-accent: rgba(212, 175, 55, 0.35);
  --border-glass: rgba(255, 255, 255, 0.12);

  /* Shadows */
  --shadow-sm: 0 4px 14px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 10px 28px rgba(0, 0, 0, 0.6);
  --shadow-lg: 0 20px 48px rgba(0, 0, 0, 0.8);
  --shadow-gold: 0 8px 30px rgba(212, 175, 55, 0.2);

  /* Typography Fonts */
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-display: 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Transitions */
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-curtain: 1.05s cubic-bezier(0.22, 1, 0.36, 1);

  /* Layout */
  --header-height: 80px;
  --container-max: 1260px;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-full: 9999px;
}

/* LIGHT THEME */
[data-theme="light"] {
  --bg-primary: #f8fafc;
  --bg-secondary: #f1f5f9;
  --bg-tertiary: #e2e8f0;
  --bg-card: rgba(255, 255, 255, 0.9);
  --bg-card-hover: #ffffff;
  --bg-glass: rgba(248, 250, 252, 0.92);

  --accent-gold: #b48226;
  --accent-gold-light: #966e1e;
  --accent-gold-glow: rgba(180, 130, 38, 0.15);
  --accent-bronze: #845e12;
  --accent-brass: #9e731b;
  --accent-cyan: #0284c7;
  --accent-emerald: #059669;

  --text-primary: #0f172a;
  --text-secondary: #334155;
  --text-muted: #64748b;
  --text-dim: #94a3b8;

  --border-subtle: rgba(15, 23, 42, 0.08);
  --border-accent: rgba(180, 130, 38, 0.35);
  --border-glass: rgba(15, 23, 42, 0.12);

  --shadow-sm: 0 4px 14px rgba(15, 23, 42, 0.05);
  --shadow-md: 0 10px 28px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 20px 48px rgba(15, 23, 42, 0.12);
  --shadow-gold: 0 8px 30px rgba(180, 130, 38, 0.18);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
  font-size: 16px;
}

/* Precise Scroll Margins for Section Anchors */
section[id], .section[id] {
  scroll-margin-top: calc(var(--header-height) + 12px);
}

#nature-soundscape {
  scroll-margin-top: 0;
}

#hero {
  scroll-margin-top: calc(var(--header-height) + 10px);
}

#stage {
  scroll-margin-top: var(--header-height);
}

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-sans);
  line-height: 1.65;
  overflow-x: hidden;
  position: relative;
  transition: background-color var(--transition-normal), color var(--transition-normal);
  background-image: 
    radial-gradient(circle at 12% 8%, rgba(212, 175, 55, 0.05) 0%, transparent 40%),
    radial-gradient(circle at 88% 50%, rgba(56, 189, 248, 0.03) 0%, transparent 45%);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.25;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

p {
  color: var(--text-secondary);
  font-size: 1.025rem;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

.skip-link {
  position: absolute;
  top: -60px;
  left: 20px;
  background: var(--accent-gold);
  color: #0d1117;
  padding: 10px 16px;
  font-weight: 700;
  z-index: 1000;
  border-radius: var(--radius-sm);
  transition: top var(--transition-fast);
}
.skip-link:focus {
  top: 20px;
}

.announcement-bar {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-accent);
  padding: 8px 0;
  font-size: 0.825rem;
  text-align: center;
  color: var(--accent-gold);
  font-weight: 600;
}

.announcement-bar a {
  color: var(--text-primary);
}

.blueprint-cta-blue {
  color: #38bdf8 !important;
  font-weight: 700;
  margin-left: 8px;
  transition: all var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.blueprint-cta-blue:hover {
  color: #7dd3fc !important;
  text-shadow: 0 0 12px rgba(56, 189, 248, 0.7);
  transform: translateX(2px);
}

.site-header {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 900;
  background-color: var(--bg-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-glass);
  transition: all var(--transition-normal);
}

.site-header.scrolled {
  background-color: rgba(13, 17, 23, 0.95);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  gap: clamp(8px, 1.2vw, 24px);
  max-width: 100%;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.original-logo-svg {
  height: clamp(38px, 3.8vw, 52px);
  width: auto;
  color: var(--text-primary);
  display: block;
  transition: transform var(--transition-fast);
}

.original-logo-img {
  height: clamp(38px, 3.8vw, 52px);
  width: auto;
  border-radius: 8px;
  display: block;
  object-fit: contain;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  flex-shrink: 0;
}

.brand-logo:hover .original-logo-svg,
.brand-logo:hover .original-logo-img {
  transform: scale(1.05);
  box-shadow: 0 6px 20px rgba(212, 175, 55, 0.35);
}

.logo-text {
  display: flex;
  flex-direction: column;
}

.logo-title {
  font-family: var(--font-display);
  font-size: 1.55rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  color: var(--text-primary);
  line-height: 1.1;
}

.logo-title span {
  color: var(--accent-gold);
}

.logo-subtitle {
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--text-muted);
}

.main-nav {
  display: flex;
  align-items: center;
  min-width: 0;
  flex: 1;
  justify-content: center;
}

.nav-links {
  display: flex;
  list-style: none;
  align-items: center;
  gap: clamp(6px, 0.8vw, 16px);
  flex-wrap: nowrap;
}

.nav-link {
  font-size: clamp(0.76rem, 0.82vw, 0.92rem);
  font-weight: 500;
  color: var(--text-secondary);
  position: relative;
  padding: 4px 0;
  white-space: nowrap;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--accent-gold);
  transition: width var(--transition-fast);
}

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

.nav-link:hover::after, .nav-link.active::after {
  width: 100%;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: clamp(6px, 0.6vw, 12px);
  flex-shrink: 0;
}

.nav-actions .btn-sm {
  padding: clamp(6px, 0.6vw, 9px) clamp(10px, 0.9vw, 16px);
  font-size: clamp(0.76rem, 0.8vw, 0.85rem);
  white-space: nowrap;
  flex-shrink: 0;
}

/* Sun / Moon Dual Toggle Switch */
.theme-toggle-switch {
  position: relative;
  width: 66px;
  height: 34px;
  background: var(--bg-tertiary);
  border: 1.5px solid var(--border-accent);
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 6px;
  cursor: pointer;
  user-select: none;
  transition: all var(--transition-fast);
  box-shadow: inset 0 2px 4px rgba(0,0,0,0.3);
  flex-shrink: 0;
}

.theme-toggle-switch:hover {
  border-color: var(--accent-gold);
  box-shadow: 0 0 12px var(--accent-gold-glow);
}

.theme-toggle-switch .theme-icon {
  font-size: 0.9rem;
  z-index: 2;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  line-height: 1;
}

.theme-toggle-slider {
  position: absolute;
  top: 3px;
  left: 4px;
  width: 25px;
  height: 25px;
  border-radius: 50%;
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1), background 0.35s;
  box-shadow: 0 2px 8px rgba(0,0,0,0.4);
  z-index: 1;
}

/* When in Dark Mode: slider is on the right (Moon active) */
[data-theme="dark"] .theme-toggle-slider {
  transform: translateX(31px);
  background: linear-gradient(135deg, #334155, #1e293b);
  border: 1px solid rgba(212, 175, 55, 0.5);
}

[data-theme="dark"] .theme-sun {
  opacity: 0.4;
  filter: grayscale(0.5);
}

[data-theme="dark"] .theme-moon {
  opacity: 1;
  transform: scale(1.1);
}

/* When in Light Mode: slider is on the left (Sun active) */
[data-theme="light"] .theme-toggle-slider {
  transform: translateX(0px);
  background: linear-gradient(135deg, #f59e0b, #d4af37);
}

[data-theme="light"] .theme-sun {
  opacity: 1;
  transform: scale(1.1);
}

[data-theme="light"] .theme-moon {
  opacity: 0.35;
  filter: grayscale(0.5);
}

.mobile-nav-toggle {
  display: none;
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-size: 1.6rem;
  cursor: pointer;
  padding: 8px;
}

.mobile-menu-drawer {
  display: none !important;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 600;
  padding: 11px 22px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-normal);
  border: 1px solid transparent;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-gold), var(--accent-brass));
  color: #0d1117;
  box-shadow: 0 4px 18px var(--accent-gold-glow);
  font-weight: 700;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 26px var(--accent-gold-glow);
  filter: brightness(1.08);
}

.btn-secondary {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
}

.btn-secondary:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-accent);
  transform: translateY(-2px);
}

.btn-outline-gold {
  background: transparent;
  border: 1px solid var(--accent-gold);
  color: var(--accent-gold);
}

.btn-outline-gold:hover {
  background: var(--accent-gold);
  color: #0d1117;
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.875rem;
}

.btn-lg {
  padding: 15px 32px;
  font-size: 1.05rem;
}

/* ==========================================================================
   Nature Soundscape Gateway (Original ADAC Legacy Experience)
   ========================================================================== */
.nature-soundscape-gateway {
  position: relative;
  width: 100%;
  background: #090d12;
  overflow: hidden;
  border-bottom: 2px solid var(--border-accent);
}

.nature-visual-wrapper {
  position: relative;
  width: 100%;
  max-height: 82vh;
  min-height: 480px;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
  background: #000;
}

.nature-picture-container {
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
}

.nature-hero-img {
  width: 100%;
  height: 100%;
  max-height: 82vh;
  min-height: 480px;
  object-fit: cover;
  object-position: center 36%;
  display: block;
  transition: transform 12s ease-out;
}

@media (min-width: 1920px) {
  .nature-visual-wrapper {
    max-height: 78vh;
    min-height: 540px;
  }
}

@media (min-aspect-ratio: 21/9) {
  .nature-visual-wrapper {
    max-height: 82vh;
  }
  .nature-hero-img {
    object-position: center 38%;
  }
}

.nature-soundscape-gateway:hover .nature-hero-img {
  transform: scale(1.025);
}

.nature-soundscape-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    180deg,
    rgba(9, 13, 18, 0.15) 0%,
    rgba(9, 13, 18, 0) 35%,
    rgba(9, 13, 18, 0) 65%,
    rgba(9, 13, 18, 0.85) 90%,
    rgba(9, 13, 18, 1) 100%
  );
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  align-items: center;
  padding-bottom: 2rem;
  z-index: 10;
  pointer-events: none;
}

.soundscape-jump-btn {
  pointer-events: auto;
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: linear-gradient(135deg, rgba(20, 26, 36, 0.95), rgba(10, 14, 20, 0.98));
  color: #ffffff;
  padding: 12px 28px;
  border-radius: 50px;
  border: 1.5px solid var(--border-accent);
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.7), 0 0 25px rgba(212, 175, 55, 0.3);
  text-decoration: none;
  font-weight: 700;
  font-size: 0.98rem;
  letter-spacing: 0.02em;
  transition: all var(--transition-normal);
  animation: floatJumpBtn 3.2s ease-in-out infinite alternate;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

@keyframes floatJumpBtn {
  0% {
    transform: translateY(0px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.7), 0 0 20px rgba(212, 175, 55, 0.25);
  }
  100% {
    transform: translateY(-5px);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.8), 0 0 32px rgba(212, 175, 55, 0.45);
  }
}

.soundscape-jump-btn .jump-icon {
  font-size: 1.1rem;
}

.soundscape-jump-btn .jump-text {
  background: linear-gradient(135deg, #ffffff 40%, var(--accent-gold) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  font-weight: 700;
}

.soundscape-jump-btn .jump-arrow {
  color: var(--accent-gold);
  font-size: 1.1rem;
  font-weight: 800;
  transition: transform var(--transition-fast);
}

.soundscape-jump-btn:hover {
  border-color: var(--accent-gold);
  transform: translateY(-4px) scale(1.03);
  box-shadow: 0 18px 45px rgba(0, 0, 0, 0.85), 0 0 35px rgba(212, 175, 55, 0.55);
}

.soundscape-jump-btn:hover .jump-arrow {
  transform: translateY(3px);
}

@media (max-width: 768px) {
  .nature-visual-wrapper {
    min-height: 380px;
    max-height: 60vh;
  }
  .nature-hero-img {
    min-height: 380px;
    max-height: 60vh;
  }
  .soundscape-jump-btn {
    padding: 10px 18px;
    font-size: 0.85rem;
    gap: 8px;
  }
}

/* Hero Section (Viewport Adaptive) */
.hero-section {
  min-height: calc(100vh - var(--header-height));
  padding-top: clamp(0.75rem, 2vh, 1.75rem);
  padding-bottom: clamp(1rem, 2.2vh, 1.75rem);
  display: flex;
  flex-direction: column;
  justify-content: space-evenly;
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: clamp(1.5rem, 2.5vw, 3rem);
  align-items: center;
}

.hero-badges-container {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: clamp(0.6rem, 1.4vh, 1.1rem);
}

.hero-badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-accent);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent-gold);
  height: 34px;
  box-sizing: border-box;
}

.hero-badge-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent-gold);
  box-shadow: 0 0 6px var(--accent-gold);
  animation: gentleDotFlash 3s ease-in-out infinite;
  display: inline-block;
}

@keyframes gentleDotFlash {
  0%, 100% {
    opacity: 0.2;
    transform: scale(0.85);
    box-shadow: 0 0 2px rgba(212, 175, 55, 0.3);
  }
  50% {
    opacity: 1;
    transform: scale(1.2);
    box-shadow: 0 0 10px var(--accent-gold), 0 0 16px rgba(212, 175, 55, 0.6);
  }
}

.google-rating-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  color: var(--text-secondary);
  height: 34px;
  box-sizing: border-box;
}

.google-rating-pill span.stars {
  color: #fbbf24;
  font-weight: 800;
  letter-spacing: 2px;
}

.hero-title {
  font-size: clamp(1.9rem, 3.1vw, 3.2rem);
  font-weight: 800;
  line-height: 1.12;
  margin-bottom: clamp(0.5rem, 1.2vh, 0.95rem);
  color: var(--text-primary);
}

.hero-title .highlight {
  color: var(--accent-gold);
}

.hero-description {
  font-size: clamp(0.92rem, 1.05vw, 1.05rem);
  color: var(--text-secondary);
  margin-bottom: clamp(0.75rem, 1.6vh, 1.25rem);
  max-width: 620px;
  line-height: 1.55;
}

.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: clamp(0.75rem, 1.8vh, 1.5rem);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(0.75rem, 1.5vw, 1.5rem);
  padding-top: clamp(0.6rem, 1.4vh, 1.1rem);
  border-top: 1px solid var(--border-subtle);
}

.stat-item {
  display: flex;
  flex-direction: column;
}

.stat-number {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2vw, 1.85rem);
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1;
  margin-bottom: 2px;
}

.stat-number span {
  color: var(--accent-gold);
}

.stat-label {
  font-size: 0.76rem;
  color: var(--text-muted);
  font-weight: 500;
  line-height: 1.25;
}

/* Hero Showcase Card */
.hero-showcase-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: clamp(0.9rem, 1.3vw, 1.25rem);
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  gap: clamp(0.5rem, 1vh, 0.85rem);
  transition: all var(--transition-normal);
}

.hero-showcase-card:hover {
  border-color: var(--accent-gold);
  transform: translateY(-4px);
  box-shadow: 0 16px 45px rgba(0, 0, 0, 0.8), 0 0 30px var(--accent-gold-glow);
}

.showcase-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
}

.showcase-title {
  font-size: 0.95rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-primary);
  white-space: nowrap;
}

.showcase-spec-tag {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 3px 8px;
  background: rgba(212, 175, 55, 0.12);
  color: var(--accent-gold);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-full);
  white-space: nowrap;
}

.showcase-image-frame {
  width: 100%;
  height: clamp(150px, 18vh, 205px);
  border-radius: var(--radius-md);
  overflow: hidden;
  position: relative;
  border: 1px solid var(--border-subtle);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.5);
}

.showcase-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform var(--transition-slow);
}

.showcase-image-frame:hover .showcase-img {
  transform: scale(1.04);
}

.showcase-image-badge {
  position: absolute;
  bottom: 8px;
  left: 8px;
  background: rgba(13, 17, 23, 0.85);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border-accent);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--accent-gold);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.showcase-stats-footer {
  border-radius: var(--radius-md);
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  padding: clamp(0.75rem, 1.2vh, 1rem);
}

.showcase-channel-title {
  font-size: 0.95rem;
  color: var(--text-primary);
  margin-bottom: 2px;
}

.showcase-channel-desc {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.45;
}

.showcase-metrics-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 0.6rem;
  padding-top: 0.5rem;
  border-top: 1px solid var(--border-subtle);
}

.showcase-metric-item {
  font-size: 0.72rem;
  color: var(--accent-gold);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* ==========================================================================
   CINEMA STAGE: VIEWPORT-ADAPTED FULLSCREEN PROSCENIUM
   ========================================================================== */
.stage-fullscreen-section {
  width: 100vw;
  margin-left: calc(-50vw + 50%);
  margin-right: calc(-50vw + 50%);
  position: relative;
  background: #020305;
  overflow: hidden;
  box-shadow: inset 0 20px 40px rgba(0,0,0,0.9), inset 0 -20px 40px rgba(0,0,0,0.9);
  padding: 0;
  height: calc(100vh - var(--header-height));
  min-height: 520px;
  max-height: calc(100vh - var(--header-height));
  display: flex;
  flex-direction: column;
}

.stage-wrapper-fullscreen {
  position: relative;
  width: 100%;
  height: 100%;
  min-height: 0;
  flex: 1;
  background: #06080c;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

/* Top Grand Proscenium Arch Pelmet */
.stage-proscenium-top {
  height: 48px;
  background: linear-gradient(180deg, #f3d472 0%, #d4af37 40%, #8c6308 100%);
  border-bottom: 2px solid #4a3300;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.5rem;
  position: relative;
  z-index: 50;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.8);
}

.stage-header-brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.stage-header-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.05rem;
  color: #0d1117;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.stage-header-sub {
  font-size: 0.7rem;
  font-weight: 700;
  background: rgba(13, 17, 23, 0.2);
  color: #0d1117;
  padding: 2px 7px;
  border-radius: var(--radius-sm);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* Interactive Hanging Curtain Pull Rope */
.hanging-rope-container {
  position: absolute;
  top: 42px;
  right: 6%;
  z-index: 60;
  display: flex;
  flex-direction: column;
  align-items: center;
  cursor: pointer;
  transform-origin: top center;
  animation: ropeSway 4.5s ease-in-out infinite;
  transition: transform 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.hanging-rope-container:hover {
  animation-duration: 2.2s;
  transform: scale(1.08);
}

.hanging-rope-container.pulling {
  transform: translateY(20px) scale(0.96) !important;
}

@keyframes ropeSway {
  0%, 100% { transform: rotate(0deg); }
  25% { transform: rotate(2.5deg); }
  75% { transform: rotate(-2.5deg); }
}

.rope-cord {
  width: 9px;
  height: 95px;
  background: repeating-linear-gradient(
    45deg,
    #d4af37 0px,
    #d4af37 8px,
    #b71c1c 8px,
    #b71c1c 16px
  );
  box-shadow: 2px 4px 10px rgba(0, 0, 0, 0.7);
  border-radius: 4px;
}

.rope-handle-tassel {
  width: 22px;
  height: 42px;
  background: linear-gradient(180deg, #d4af37 0%, #aa7c11 50%, #d4af37 100%);
  border-radius: 10px 10px 5px 5px;
  border: 1px solid #ffe58f;
  box-shadow: 0 6px 16px rgba(0,0,0,0.8), 0 0 12px rgba(212, 175, 55, 0.4);
  position: relative;
  display: flex;
  align-items: flex-end;
  justify-content: center;
}

.rope-handle-tassel::after {
  content: '';
  width: 14px;
  height: 14px;
  background: repeating-linear-gradient(90deg, #d4af37 0px, #aa7c11 3px);
  position: absolute;
  bottom: -12px;
  border-radius: 0 0 4px 4px;
}

.rope-tooltip-pill {
  margin-top: 18px;
  background: #0d1117;
  color: var(--accent-gold);
  border: 1.5px solid var(--accent-gold);
  padding: 3px 10px;
  border-radius: var(--radius-full);
  font-size: 0.7rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  white-space: nowrap;
  box-shadow: 0 4px 15px rgba(0,0,0,0.8), 0 0 10px var(--accent-gold-glow);
  animation: pillPulse 2s infinite ease-in-out;
}

@keyframes pillPulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}

/* Fallback button in top bar */
.curtain-quick-btn {
  background: #0d1117;
  color: var(--accent-gold);
  border: 1px solid var(--accent-gold);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all var(--transition-fast);
}

.curtain-quick-btn:hover {
  background: var(--accent-gold);
  color: #0d1117;
}

/* Stage Inner Area */
.stage-inner-viewport {
  position: relative;
  flex: 1;
  min-height: 0;
  height: 100%;
  background: #030406;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

/* Stage Spotlight Effect */
.stage-spotlight-beam {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 90%;
  height: 100%;
  background: radial-gradient(ellipse at 50% 0%, rgba(212, 175, 55, 0.15) 0%, rgba(212, 175, 55, 0.03) 55%, transparent 85%);
  pointer-events: none;
  z-index: 10;
}

/* Left & Right Velvet Curtains */
.stage-curtain {
  position: absolute;
  top: 0;
  width: 50%;
  height: 100%;
  z-index: 30;
  transition: transform var(--transition-curtain);
  box-shadow: 0 0 50px rgba(0, 0, 0, 0.95);
  /* Rich Pleated Velvet Gradient */
  background: repeating-linear-gradient(
    90deg,
    var(--curtain-red-dark) 0px,
    var(--curtain-red-mid) 16px,
    var(--curtain-red-light) 30px,
    var(--curtain-red-bright) 36px,
    var(--curtain-red-light) 42px,
    var(--curtain-red-dark) 60px
  );
}

.stage-curtain.left {
  left: 0;
  transform-origin: left top;
}

.stage-curtain.right {
  right: 0;
  transform-origin: right top;
}

/* CURTAIN OPENED STATE */
.stage-wrapper-fullscreen.curtain-opened .stage-curtain.left {
  transform: translateX(-86%);
}

.stage-wrapper-fullscreen.curtain-opened .stage-curtain.right {
  transform: translateX(86%);
}

/* High-Resolution Central Cinema Screen Container */
.stage-screen-canvas {
  width: 88%;
  max-width: 1080px;
  height: clamp(330px, 57vh, 460px);
  background: #0d1117;
  border: 2px solid #2d3748;
  border-radius: var(--radius-md);
  position: relative;
  z-index: 15;
  box-shadow: 0 0 60px rgba(0, 0, 0, 0.95), 0 0 30px rgba(212, 175, 55, 0.12);
  overflow: hidden;
  display: flex;
}

/* Slide Item with Side-by-Side Image and Glass Spec Card */
.stage-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  background: #090c10;
}

.stage-slide.active {
  opacity: 1;
  visibility: visible;
  z-index: 20;
}

.stage-slide-visual {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.stage-slide-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 6s ease;
}

.stage-slide.active .stage-slide-img {
  transform: scale(1.06);
}

.stage-visual-overlay-badge {
  position: absolute;
  bottom: 12px;
  left: 12px;
  background: rgba(9, 12, 16, 0.85);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border-accent);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--accent-gold);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.stage-slide-content {
  padding: clamp(1rem, 1.8vh, 1.75rem);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  background: linear-gradient(135deg, rgba(22, 27, 34, 0.98), rgba(13, 17, 23, 0.99));
  border-left: 1px solid var(--border-subtle);
  color: #f1f5f9;
}

.stage-service-tag {
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 800;
  color: var(--accent-gold);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 0.4rem;
}

.stage-service-title {
  font-size: clamp(1.15rem, 1.8vw, 1.45rem);
  font-weight: 800;
  color: #f8fafc;
  line-height: 1.25;
  margin-top: 0.4rem;
  margin-bottom: 0.4rem;
}

.stage-service-desc {
  font-size: clamp(0.8rem, 0.95vw, 0.88rem);
  color: #cbd5e1;
  line-height: 1.5;
}

.stage-service-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0.6rem 0;
}

.stage-spec-pill {
  font-size: 0.72rem;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-accent);
  color: var(--accent-gold);
  padding: 3px 8px;
  border-radius: var(--radius-full);
  font-weight: 600;
}

.stage-slide-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--border-subtle);
  padding-top: 0.6rem;
}

/* Dial Navigation Buttons */
.stage-dial-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 35;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: #0d1117;
  border: 2px solid var(--accent-gold);
  color: var(--accent-gold);
  font-size: 1.35rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 6px 25px rgba(0, 0, 0, 0.85), 0 0 16px var(--accent-gold-glow);
  transition: all var(--transition-fast);
}

.stage-dial-btn:hover {
  background: var(--accent-gold);
  color: #0d1117;
  transform: translateY(-50%) scale(1.1);
}

.stage-dial-btn.prev {
  left: 20px;
}

.stage-dial-btn.next {
  right: 20px;
}

/* Bottom Cinema Seating Silhouette */
.stage-seats-silhouette {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 40px;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 20' preserveAspectRatio='none'%3E%3Cpath d='M0,20 L0,12 Q5,2 10,12 Q15,2 20,12 Q25,2 30,12 Q35,2 40,12 Q45,2 50,12 Q55,2 60,12 Q65,2 70,12 Q75,2 80,12 Q85,2 90,12 Q95,2 100,12 L100,20 Z' fill='%23020305'/%3E%3C/svg%3E");
  background-size: 120px 40px;
  background-repeat: repeat-x;
  z-index: 28;
  opacity: 0.95;
  pointer-events: none;
}

/* Bottom Proscenium Bar */
.stage-proscenium-bottom {
  background: #06080c;
  border-top: 1px solid var(--border-subtle);
  padding: 8px 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 40;
}

.stage-dots {
  display: flex;
  gap: 8px;
  align-items: center;
}

.stage-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-subtle);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.stage-dot.active {
  background: var(--accent-gold);
  border-color: var(--accent-gold);
  width: 26px;
  border-radius: var(--radius-full);
}

/* ==========================================================================
   Brand & Standards Partner Marquee
   ========================================================================== */
.brand-marquee-section {
  padding: 2.25rem 0;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.brand-grid {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.75rem;
}

.brand-badge-item {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--text-muted);
  letter-spacing: 0.06em;
  transition: all var(--transition-fast);
}

.brand-badge-item:hover {
  color: var(--accent-gold);
  transform: translateY(-2px);
}

/* Section Headers */
.section {
  padding: 100px 0;
  position: relative;
}

.section-alt {
  background-color: var(--bg-secondary);
}

.section-header {
  text-align: center;
  max-width: 820px;
  margin: 0 auto 4rem auto;
}

.section-tag {
  font-family: var(--font-display);
  font-size: 0.825rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent-gold);
  margin-bottom: 0.75rem;
  display: block;
}

.section-title {
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 1.25rem;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* Services Grid */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.service-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--accent-gold);
  transform: translateY(-6px);
  box-shadow: 0 14px 35px rgba(0, 0, 0, 0.7), 0 0 24px var(--accent-gold-glow);
}

.service-icon-box {
  width: 58px;
  height: 58px;
  border-radius: var(--radius-md);
  background: rgba(212, 175, 55, 0.1);
  border: 1px solid rgba(212, 175, 55, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 1.5rem;
}

.service-title {
  font-size: 1.4rem;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.service-desc {
  font-size: 0.975rem;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  line-height: 1.6;
}

.service-features {
  list-style: none;
  margin-bottom: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.service-features li {
  font-size: 0.9rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 8px;
}

.service-features li span.check {
  color: var(--accent-gold);
  font-weight: 700;
}

.service-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--accent-gold);
  font-weight: 600;
  font-size: 0.925rem;
}

.service-link:hover {
  color: var(--accent-gold-light);
  gap: 10px;
}

/* Pricing Grid */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-sm);
}

.pricing-card:hover {
  border-color: var(--accent-gold);
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.75), 0 0 28px var(--accent-gold-glow);
}

.pricing-card.popular {
  border-color: var(--accent-gold);
  box-shadow: var(--shadow-gold);
}

.pricing-card.popular:hover {
  border-color: var(--accent-gold-light);
  box-shadow: 0 18px 45px rgba(0, 0, 0, 0.8), 0 0 35px rgba(212, 175, 55, 0.45);
}

.popular-badge {
  position: absolute;
  top: -12px;
  right: 24px;
  background: var(--accent-gold);
  color: #0d1117;
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: var(--radius-full);
}

.pricing-tier-name {
  font-size: 1.35rem;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.pricing-room-fit {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

.pricing-amount-wrap {
  margin-bottom: 1.75rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border-subtle);
}

.pricing-amount {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--text-primary);
}

.pricing-amount span {
  font-size: 0.95rem;
  color: var(--accent-gold);
}

.pricing-deliverables {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  margin-bottom: 2rem;
}

.pricing-deliverables li {
  font-size: 0.925rem;
  color: var(--text-secondary);
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

/* Localities */
.locality-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.locality-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-sm);
}

.locality-card:hover {
  border-color: var(--accent-gold);
  transform: translateY(-4px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6), 0 0 20px var(--accent-gold-glow);
}

.locality-tag {
  font-size: 0.8rem;
  color: var(--accent-gold);
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 6px;
}

.locality-title {
  font-size: 1.15rem;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.locality-desc {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* Planner */
.planner-wrapper {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 3rem;
  box-shadow: var(--shadow-lg);
}

.planner-grid {
  display: grid;
  grid-template-columns: 1.3fr 0.9fr;
  gap: 3rem;
}

.planner-steps {
  display: flex;
  flex-direction: column;
  gap: 2.25rem;
}

.planner-step-group {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.step-label {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 10px;
}

.step-number {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--accent-gold);
  color: #0d1117;
  font-size: 0.85rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
}

.planner-options-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 0.75rem;
}

.plan-option-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1rem;
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-fast);
  user-select: none;
}

.plan-option-card:hover {
  border-color: var(--border-accent);
  background: var(--bg-tertiary);
}

.plan-option-card.active {
  background: rgba(212, 175, 55, 0.12);
  border-color: var(--accent-gold);
  box-shadow: 0 0 16px var(--accent-gold-glow);
}

.plan-option-title {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--text-primary);
  margin-bottom: 2px;
}

.plan-option-sub {
  font-size: 0.775rem;
  color: var(--text-muted);
}

.slider-container {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.25rem;
}

.slider-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.75rem;
}

.slider-value-display {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--accent-gold);
}

.custom-range-slider {
  width: 100%;
  -webkit-appearance: none;
  height: 6px;
  border-radius: 3px;
  background: var(--bg-tertiary);
  outline: none;
}

.custom-range-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--accent-gold);
  cursor: pointer;
  box-shadow: 0 0 10px var(--accent-gold-glow);
}

.planner-summary-panel {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 1.5rem;
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-sm);
}

.planner-summary-panel:hover {
  border-color: var(--accent-gold);
  transform: translateY(-5px);
  box-shadow: 0 16px 45px rgba(0, 0, 0, 0.8), 0 0 28px var(--accent-gold-glow);
}

.summary-title {
  font-size: 1.25rem;
  color: var(--text-primary);
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 1rem;
}

.summary-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

.summary-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.925rem;
}

.summary-item-label {
  color: var(--text-muted);
}

.summary-item-val {
  font-weight: 700;
  color: var(--text-primary);
}

.summary-item-val.highlight {
  color: var(--accent-gold);
}

.spec-pills-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 0.5rem;
}

.spec-pill {
  font-size: 0.75rem;
  background: var(--bg-tertiary);
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
}

/* Reviews, Founder, Science, FAQ, Contact, Footer */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 2rem;
}

.review-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

.review-card:hover {
  border-color: var(--accent-gold);
  transform: translateY(-5px);
  box-shadow: 0 14px 35px rgba(0, 0, 0, 0.65), 0 0 24px var(--accent-gold-glow);
}

.review-stars-row {
  color: #fbbf24;
  font-size: 1.1rem;
  margin-bottom: 1rem;
  letter-spacing: 2px;
}

.review-text {
  font-size: 0.975rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 1.5rem;
  font-style: italic;
}

.reviewer-meta {
  display: flex;
  align-items: center;
  gap: 12px;
}

.reviewer-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: var(--accent-gold);
}

.reviewer-name {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
}

.reviewer-location {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.founder-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 4rem;
  align-items: center;
}

.founder-card-frame {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  text-align: center;
  box-shadow: var(--shadow-lg);
  transition: all var(--transition-normal);
}

.founder-card-frame:hover {
  border-color: var(--accent-gold);
  transform: translateY(-5px);
  box-shadow: 0 16px 45px rgba(0, 0, 0, 0.8), 0 0 30px var(--accent-gold-glow);
}

.founder-avatar-wrap {
  width: 160px;
  height: 160px;
  margin: 0 auto 1.5rem auto;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-gold) 0%, #aa7c11 50%, var(--accent-gold-light) 100%);
  padding: 4px;
  box-shadow: 0 0 35px var(--accent-gold-glow), 0 10px 30px rgba(0, 0, 0, 0.7);
  position: relative;
  overflow: hidden;
}

.founder-photo-img {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  object-position: center 15%;
  display: block;
  border: 2px solid var(--bg-primary);
  transition: transform var(--transition-normal);
}

.founder-card-frame:hover .founder-photo-img {
  transform: scale(1.05);
}

.founder-avatar {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: var(--bg-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-gold);
  font-size: 2.5rem;
  font-family: var(--font-display);
  font-weight: 800;
}

.founder-name {
  font-size: 1.6rem;
  color: var(--text-primary);
  margin-bottom: 4px;
  letter-spacing: 0.04em;
  font-weight: 800;
}

.founder-role {
  font-size: 0.875rem;
  color: var(--accent-gold);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 1.25rem;
}

.founder-badges-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  text-align: left;
}

.founder-badge-item {
  font-size: 0.85rem;
  color: var(--text-secondary);
  background: var(--bg-secondary);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  border-left: 2px solid var(--accent-gold);
}

.founder-narrative {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.founder-quote {
  font-size: 1.2rem;
  font-style: italic;
  color: var(--text-primary);
  border-left: 3px solid var(--accent-gold);
  padding-left: 1.25rem;
  margin: 1rem 0;
  line-height: 1.6;
}

.acoustic-science-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
}

.science-compare-card {
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  border: 1px solid var(--border-subtle);
  transition: all var(--transition-normal);
}

.science-compare-card:hover {
  border-color: var(--accent-gold);
  transform: translateY(-4px);
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.6), 0 0 22px var(--accent-gold-glow);
}

.science-compare-card.untreated {
  background: rgba(239, 68, 68, 0.04);
  border-color: rgba(239, 68, 68, 0.2);
}

.science-compare-card.treated {
  background: rgba(16, 185, 129, 0.04);
  border-color: rgba(16, 185, 129, 0.3);
  box-shadow: 0 0 30px rgba(16, 185, 129, 0.08);
}

.science-status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  margin-bottom: 1.25rem;
}

.untreated .science-status-badge {
  background: rgba(239, 68, 68, 0.15);
  color: #f87171;
}

.treated .science-status-badge {
  background: rgba(16, 185, 129, 0.15);
  color: #34d399;
}

.portfolio-filter-tabs {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: 3rem;
}

.filter-btn {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  padding: 8px 20px;
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-btn:hover {
  background: var(--bg-tertiary);
  color: var(--text-primary);
}

.filter-btn.active {
  background: var(--accent-gold);
  color: #0d1117;
  border-color: var(--accent-gold);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 2rem;
}

.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
}

.project-card:hover {
  transform: translateY(-6px);
  border-color: var(--accent-gold);
  box-shadow: 0 14px 35px rgba(0, 0, 0, 0.7), 0 0 24px var(--accent-gold-glow);
}

.project-visual-preview {
  width: 100%;
  height: 200px;
  background: var(--bg-secondary);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  border-bottom: 1px solid var(--border-subtle);
  padding: 1.5rem;
  text-align: center;
}

.project-visual-icon {
  font-size: 2.2rem;
  margin-bottom: 8px;
  color: var(--accent-gold);
}

.project-tag {
  position: absolute;
  top: 14px;
  left: 14px;
  background: var(--bg-primary);
  color: var(--accent-gold);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-accent);
}

.project-info {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  justify-content: space-between;
}

.project-title {
  font-size: 1.25rem;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.project-specs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 1rem;
}

.spec-tag {
  font-size: 0.75rem;
  background: var(--bg-tertiary);
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
}

.faq-wrapper {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-sm);
}

.faq-item:hover {
  border-color: var(--accent-gold);
}

.faq-item.active {
  border-color: var(--accent-gold);
  box-shadow: 0 4px 20px var(--accent-gold-glow);
}

.faq-question-btn {
  width: 100%;
  padding: 1.5rem;
  background: transparent;
  border: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  text-align: left;
  color: var(--text-primary);
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  cursor: pointer;
  gap: 1rem;
}

.faq-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--bg-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-gold);
  flex-shrink: 0;
  transition: transform var(--transition-normal);
  font-size: 1rem;
  font-weight: 700;
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
  background: var(--accent-gold);
  color: #0d1117;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-normal);
}

.faq-answer-inner {
  padding: 0 1.5rem 1.5rem 1.5rem;
  color: var(--text-secondary);
  font-size: 0.975rem;
  line-height: 1.7;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3.5rem;
}

.contact-form-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-lg);
  transition: all var(--transition-normal);
}

.contact-form-card:hover {
  border-color: var(--accent-gold);
  box-shadow: 0 16px 45px rgba(0, 0, 0, 0.8), 0 0 28px var(--accent-gold-glow);
}

.form-row-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 1.25rem;
}

.form-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.form-control {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  outline: none;
  transition: border-color var(--transition-fast);
}

.form-control:focus {
  border-color: var(--accent-gold);
  box-shadow: 0 0 10px var(--accent-gold-glow);
}

textarea.form-control {
  resize: vertical;
  min-height: 120px;
}

.contact-info-panel {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

.info-box {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  transition: all var(--transition-fast);
}

.info-box:hover {
  background: var(--bg-card);
  border-color: var(--accent-gold);
  box-shadow: 0 4px 20px var(--accent-gold-glow);
}

.info-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: rgba(212, 175, 55, 0.1);
  border: 1px solid var(--border-accent);
  color: var(--accent-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
  transition: transform var(--transition-fast);
}

.info-box:hover .info-icon {
  transform: scale(1.1);
}

.info-title {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 2px;
}

.info-val {
  color: var(--text-primary);
  font-size: 1.05rem;
  font-weight: 600;
}

.info-val a {
  color: var(--text-primary);
}
.info-val a:hover {
  color: var(--accent-gold);
}

.map-embed-frame {
  width: 100%;
  height: 220px;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border-subtle);
  transition: all var(--transition-normal);
}

.map-embed-frame:hover {
  border-color: var(--accent-gold);
  box-shadow: 0 8px 25px var(--accent-gold-glow);
}

.map-embed-frame iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

.site-footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-subtle);
  padding: 80px 0 30px 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 4rem;
}

.footer-brand-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-top: 1rem;
  line-height: 1.6;
  max-width: 320px;
}

.footer-col-title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 1.25rem;
  letter-spacing: 0.05em;
}

.footer-links-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links-list a {
  font-size: 0.9rem;
  color: var(--text-muted);
  transition: color var(--transition-fast);
}

.footer-links-list a:hover {
  color: var(--accent-gold);
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  font-size: 0.85rem;
  color: var(--text-dim);
}

.footer-bottom a {
  color: var(--text-muted);
}
.footer-bottom a:hover {
  color: var(--accent-gold);
}

.floating-contact-trigger {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 850;
  display: flex;
  align-items: center;
  gap: 6px;
  background: #25d366;
  color: #fff;
  padding: 8px 14px;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 0.825rem;
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.35);
  transition: all var(--transition-normal);
  text-decoration: none;
}

.floating-contact-trigger:hover {
  transform: translateY(-2px) scale(1.04);
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.55);
  color: #fff;
}

.toast-msg {
  position: fixed;
  bottom: 90px;
  right: 25px;
  background: var(--accent-emerald);
  color: #fff;
  padding: 14px 24px;
  border-radius: var(--radius-md);
  font-weight: 600;
  box-shadow: var(--shadow-lg);
  z-index: 999;
  display: none;
}

@media (max-width: 1360px) {
  .nav-phone-label {
    display: none;
  }
  .nav-phone-btn {
    padding: 6px 10px !important;
  }
  .nav-links {
    gap: 8px;
  }
  .nav-link {
    font-size: 0.8rem;
  }
}

@media (max-width: 1180px) {
  .main-nav {
    display: none;
  }

  .mobile-nav-toggle {
    display: block;
  }

  .mobile-menu-drawer {
    display: none !important;
    position: fixed;
    top: 80px;
    left: 0;
    width: 100%;
    height: calc(100vh - 80px);
    background: var(--bg-primary);
    padding: 2rem 1.5rem;
    flex-direction: column;
    gap: 1.5rem;
    overflow-y: auto;
    z-index: 890;
    border-top: 1px solid var(--border-subtle);
  }

  .mobile-menu-drawer.open {
    display: flex !important;
  }
}

@media (max-width: 1024px) {
  .hero-grid, .founder-grid, .planner-grid, .contact-grid, .acoustic-science-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  
  .stage-slide {
    grid-template-columns: 1fr 1fr;
  }

  .stage-screen-canvas {
    width: 92%;
    height: 440px;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
}
  .mobile-menu-drawer .nav-links {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 1.25rem;
    width: 100%;
  }

  .mobile-menu-drawer .nav-link {
    font-size: 1.15rem;
    padding: 8px 0;
    width: 100%;
    border-bottom: 1px solid var(--border-subtle);
  }
}

@media (max-width: 640px) {
  .nav-actions .btn-secondary {
    display: none;
  }
  
  .nav-actions .btn-primary {
    padding: 6px 12px;
    font-size: 0.82rem;
    white-space: nowrap;
  }
  
  .theme-toggle-switch {
    width: 58px;
    height: 30px;
  }
  
  .theme-toggle-slider {
    width: 22px;
    height: 22px;
  }
  
  [data-theme="dark"] .theme-toggle-slider {
    transform: translateX(28px);
  }
}

@media (max-width: 768px) {
  .stage-wrapper-fullscreen {
    min-height: 600px;
  }

  .stage-screen-canvas {
    width: 95%;
    height: 520px;
  }

  .stage-slide {
    grid-template-columns: 1fr;
    grid-template-rows: 200px 1fr;
  }

  .stage-slide-content {
    padding: 1.25rem;
  }

  .stage-service-title {
    font-size: 1.25rem;
  }

  .stage-dial-btn {
    width: 44px;
    height: 44px;
    font-size: 1.2rem;
  }

  .stage-dial-btn.prev {
    left: 8px;
  }

  .stage-dial-btn.next {
    right: 8px;
  }

  .hanging-rope-container {
    right: 3%;
    top: 50px;
  }

  .rope-cord {
    height: 80px;
  }

  .hero-stats {
    grid-template-columns: repeat(2, 1fr);
  }

  .form-row-2 {
    grid-template-columns: 1fr;
  }

  .planner-wrapper {
    padding: 1.75rem;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   Zero-Penalty High-Security Image & Portfolio Protection System (v33)
   ========================================================================== */
img,
.stage-slide-img,
.showcase-img,
.nature-hero-img,
.founder-portrait-img,
.original-logo-img,
.nature-picture-container img {
  -webkit-user-drag: none;
  -khtml-user-drag: none;
  -moz-user-drag: none;
  -o-user-drag: none;
  user-drag: none;
  user-select: none;
  -webkit-user-select: none;
  -ms-user-select: none;
  -moz-user-select: none;
  -webkit-touch-callout: none;
}

/* Glass Shield Decoy Overlays for Visual Showcase Frames */
.stage-slide-visual,
.showcase-image-frame,
.founder-portrait-frame,
.nature-visual-wrapper {
  position: relative;
}

.stage-slide-visual::before,
.showcase-image-frame::before,
.founder-portrait-frame::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 4;
  background: transparent;
  pointer-events: auto;
}

/* Ensure overlay badges and interactive controls remain layered above the shield */
.stage-visual-overlay-badge,
.showcase-image-badge,
.founder-tag-overlay {
  z-index: 10 !important;
}

/* Discreet Luxury Gold Copyright Protection Toast */
.image-protection-toast {
  position: fixed;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%) translateY(80px);
  background: rgba(13, 17, 23, 0.94);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--accent-gold);
  color: #f8fafc;
  padding: 10px 22px;
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.85), 0 0 24px var(--accent-gold-glow);
  display: flex;
  align-items: center;
  gap: 10px;
  z-index: 999999;
  pointer-events: none;
  opacity: 0;
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.3s ease;
}

.image-protection-toast.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

.toast-shield-icon {
  color: var(--accent-gold);
  font-size: 1rem;
  display: inline-flex;
  align-items: center;
}