/**
 * SYNC — Cinema Sound & Production Equipment
 * Design Language: Premium Cinematic Technology + Experimental Minimalist UI/UX
 */

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

:root {
  --bg-black: #060709;
  --bg-deep: #0a0c10;
  --bg-surface: #10131a;
  --bg-elevated: #161b24;
  --bg-glass: rgba(16, 20, 29, 0.72);
  --bg-glass-hover: rgba(24, 30, 44, 0.85);

  --border-fine: rgba(255, 255, 255, 0.08);
  --border-subtle: rgba(255, 255, 255, 0.14);
  --border-glow: rgba(216, 167, 96, 0.35);

  --text-main: #f5f6fa;
  --text-secondary: #9da3b4;
  --text-muted: #646b80;
  --text-dim: #3e4455;

  --accent-amber: #d8a760;
  --accent-amber-glow: rgba(216, 167, 96, 0.25);
  --accent-record: #e63946;
  --accent-record-glow: rgba(230, 57, 70, 0.4);
  --accent-cyan: #38bdf8;
  --accent-emerald: #10b981;

  --font-primary: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-display: 'Space Grotesk', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --transition-smooth: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: all 0.2s ease;
  --transition-slow: all 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Reset & Global */
*, *::before, *::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background-color: var(--bg-black);
}

body {
  margin: 0;
  padding: 0;
  background-color: var(--bg-black);
  color: var(--text-main);
  font-family: var(--font-primary);
  font-size: 16px;
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Typography Defaults */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-main);
  margin-bottom: 0.8rem;
}

p {
  color: var(--text-secondary);
  margin-bottom: 1.2rem;
}

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

a:hover {
  color: #fff;
}

/* Tech Monospace */
.font-mono, .badge-tc, .freq-badge, .spec-code {
  font-family: var(--font-mono);
  letter-spacing: -0.01em;
}

/* Subtle Film Grain Texture Overlay */
.film-grain {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 99999;
  opacity: 0.035;
  background-image: radial-gradient(#fff 1px, transparent 1px);
  background-size: 4px 4px;
}

/* Top Tech Status Bar */
.top-tech-bar {
  background: rgba(8, 10, 14, 0.95);
  border-bottom: 1px solid var(--border-fine);
  font-size: 0.75rem;
  color: var(--text-muted);
  padding: 4px 0;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.tally-dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: var(--accent-record);
  box-shadow: 0 0 8px var(--accent-record);
  animation: recBlink 1.8s infinite;
  margin-right: 6px;
}

@keyframes recBlink {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.35; transform: scale(0.85); }
}

/* Sticky Cinematic Navbar */
.sync-navbar {
  position: sticky;
  top: 0;
  z-index: 1030;
  background: rgba(6, 7, 9, 0.7);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-fine);
  transition: var(--transition-smooth);
  padding: 18px 0;
}

.sync-navbar.scrolled {
  padding: 12px 0;
  background: rgba(6, 7, 9, 0.94);
  border-bottom-color: rgba(255, 255, 255, 0.12);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
}

/* Brand Logo */
.brand-logo {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.6rem;
  letter-spacing: 0.18em;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 8px;
}

.brand-logo .brand-dot {
  color: var(--accent-record);
}

.brand-subtitle {
  font-size: 0.65rem;
  color: var(--text-muted);
  letter-spacing: 0.25em;
  display: block;
  font-family: var(--font-mono);
  margin-top: -4px;
}

/* Nav Links */
.navbar-nav .nav-link {
  font-family: var(--font-display);
  font-size: 0.88rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-secondary);
  padding: 8px 16px !important;
  position: relative;
  transition: var(--transition-fast);
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
  color: #fff;
}

.navbar-nav .nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 16px;
  right: 16px;
  height: 2px;
  background: var(--accent-amber);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 0.25s ease;
}

.navbar-nav .nav-link:hover::after,
.navbar-nav .nav-link.active::after {
  transform: scaleX(1);
}

/* Cinema Buttons */
.btn-cinema {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.84rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 12px 26px;
  border-radius: 4px;
  border: 1px solid transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: var(--transition-smooth);
}

.btn-cinema-primary {
  background: #fff;
  color: #000;
  border-color: #fff;
}

.btn-cinema-primary:hover {
  background: var(--accent-amber);
  color: #000;
  border-color: var(--accent-amber);
  box-shadow: 0 0 24px var(--accent-amber-glow);
  transform: translateY(-2px);
}

.btn-cinema-outline {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.2);
}

.btn-cinema-outline:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: #fff;
  color: #fff;
  transform: translateY(-2px);
}

.btn-cinema-amber {
  background: var(--accent-amber);
  color: #000;
  border-color: var(--accent-amber);
}

.btn-cinema-amber:hover {
  background: #fff;
  color: #000;
  border-color: #fff;
  box-shadow: 0 0 20px rgba(255, 255, 255, 0.3);
  transform: translateY(-2px);
}

.btn-cinema-whatsapp {
  background: #25d366;
  color: #fff;
  border-color: #25d366;
  font-weight: 700;
}

.btn-cinema-whatsapp:hover {
  background: #1eb956;
  color: #fff;
  box-shadow: 0 0 25px rgba(37, 211, 102, 0.4);
  transform: translateY(-2px);
}

/* Glassmorphic Panels */
.glass-panel {
  background: var(--bg-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-fine);
  border-radius: 8px;
  padding: 28px;
  transition: var(--transition-smooth);
}

.glass-panel:hover {
  border-color: var(--border-subtle);
  background: var(--bg-glass-hover);
}

/* Hero Section */
.hero-cinema {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background-color: var(--bg-black);
}

.hero-canvas-container {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: auto;
}

.hero-bg-layer {
  position: absolute;
  inset: 0;
  z-index: 0;
  background-size: cover;
  background-position: center;
  filter: brightness(0.55) contrast(1.15);
  transform: scale(1.05);
  transition: transform 1.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 2;
  background: radial-gradient(circle at center, rgba(6,7,9,0.18) 0%, rgba(6,7,9,0.68) 75%, var(--bg-black) 100%),
              linear-gradient(to bottom, rgba(6,7,9,0.3) 0%, transparent 45%, rgba(6,7,9,0.8) 85%, var(--bg-black) 100%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 3;
  padding: 60px 0;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 6px 16px;
  border-radius: 100px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-fine);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--accent-amber);
  margin-bottom: 24px;
}

.hero-title {
  font-size: clamp(2.5rem, 6.5vw, 5.2rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
  text-transform: uppercase;
  text-shadow: 0 4px 30px rgba(0, 0, 0, 0.9), 0 2px 8px rgba(0, 0, 0, 0.95);
}

.hero-title .text-gradient {
  background: linear-gradient(135deg, #ffffff 30%, #8e95a5 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: clamp(1.05rem, 1.8vw, 1.28rem);
  color: #c9ccd6;
  max-width: 680px;
  line-height: 1.6;
  margin-bottom: 38px;
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.95), 0 1px 4px rgba(0, 0, 0, 0.9);
}

/* Animated Scroll Indicator */
.scroll-indicator {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  pointer-events: none;
}

.scroll-wheel {
  width: 22px;
  height: 38px;
  border-radius: 12px;
  border: 1px solid var(--text-muted);
  position: relative;
}

.scroll-wheel::after {
  content: '';
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 8px;
  border-radius: 2px;
  background-color: var(--accent-amber);
  animation: scrollAnim 2s infinite;
}

@keyframes scrollAnim {
  0% { opacity: 1; transform: translate(-50%, 0); }
  100% { opacity: 0; transform: translate(-50%, 16px); }
}

/* Section Header Structure */
.section-tag {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent-amber);
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}

.section-tag::before {
  content: '//';
  opacity: 0.6;
}

.section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

/* ========================================================
   CATEGORY CARDS (WITH CINEMA HARDWARE PHOTOGRAPHY)
   ======================================================== */
.category-card {
  position: relative;
  background: linear-gradient(165deg, rgba(16, 21, 30, 0.95) 0%, rgba(9, 12, 17, 0.98) 100%);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  overflow: hidden;
  height: 100%;
  display: flex;
  flex-direction: column;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1),
              border-color 0.35s ease,
              box-shadow 0.4s ease;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.4);
}

.category-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent-amber), var(--accent-record), transparent);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 0.4s ease;
  z-index: 5;
}

.category-card:hover {
  transform: translateY(-7px);
  border-color: rgba(216, 167, 96, 0.45);
  box-shadow: 0 22px 48px rgba(0, 0, 0, 0.65), 0 0 28px rgba(216, 167, 96, 0.12);
}

.category-card:hover::before {
  transform: scaleX(1);
}

/* Category Media Frame */
.category-media-frame {
  position: relative;
  width: 100%;
  height: 195px;
  background: #06080c;
  overflow: hidden;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.category-media-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform 0.65s cubic-bezier(0.16, 1, 0.3, 1), filter 0.45s ease;
  filter: contrast(1.06) brightness(0.98);
}

.category-card:hover .category-media-img {
  transform: scale(1.08);
  filter: contrast(1.12) brightness(1.05);
}

.category-media-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(9, 12, 17, 0.96) 0%, rgba(9, 12, 17, 0.25) 50%, rgba(0, 0, 0, 0.45) 100%);
  pointer-events: none;
  z-index: 2;
}

/* Overlays on Image */
.category-sector-pill {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 3;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--accent-amber);
  background: rgba(6, 8, 12, 0.88);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  padding: 3px 9px;
  border-radius: 4px;
  border: 1px solid rgba(216, 167, 96, 0.35);
}

.category-icon-chip {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 3;
  width: 34px;
  height: 34px;
  border-radius: 6px;
  background: rgba(6, 8, 12, 0.88);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.14);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #f1f3f8;
  font-size: 1rem;
  transition: all 0.3s ease;
}

.category-card:hover .category-icon-chip {
  background: var(--accent-amber);
  border-color: var(--accent-amber);
  color: #06080c;
  transform: rotate(6deg) scale(1.05);
}

.category-gear-badge {
  position: absolute;
  bottom: 10px;
  left: 12px;
  right: 12px;
  z-index: 3;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: #e2e8f0;
  background: rgba(6, 8, 12, 0.85);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  padding: 4px 8px;
  border-radius: 4px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  display: flex;
  align-items: center;
  gap: 5px;
}

/* Category Card Body */
.category-card-body {
  padding: 22px 22px 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.category-card-title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  line-height: 1.35;
  color: #f8fafc;
  margin-bottom: 10px;
  transition: color 0.25s ease;
}

.category-card:hover .category-card-title {
  color: var(--accent-amber);
}

.category-card-desc {
  font-size: 0.84rem;
  line-height: 1.55;
  color: var(--text-secondary);
  margin-bottom: 18px;
  flex-grow: 1;
}

/* Category Meta Row */
.category-card-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.07);
  margin-bottom: 16px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
}

.category-inventory-pill {
  color: var(--accent-amber);
  display: inline-flex;
  align-items: center;
  font-weight: 600;
}

.category-status-pill {
  color: #10b981;
  display: inline-flex;
  align-items: center;
  font-size: 0.68rem;
  letter-spacing: 0.04em;
}

/* Legacy Support */
.category-number {
  font-family: var(--font-mono);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-dim);
  transition: var(--transition-fast);
}

.category-card:hover .category-number {
  color: var(--accent-amber);
}

.category-icon-box {
  width: 52px;
  height: 52px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-fine);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--text-main);
  margin-bottom: 24px;
  transition: var(--transition-fast);
}

.category-card:hover .category-icon-box {
  border-color: var(--accent-amber);
  color: var(--accent-amber);
  background: var(--accent-amber-glow);
}

/* Product Card */
.product-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-fine);
  border-radius: 8px;
  overflow: hidden;
  height: 100%;
  display: flex;
  flex-direction: column;
  transition: var(--transition-smooth);
  position: relative;
}

.product-card:hover {
  transform: translateY(-5px);
  border-color: var(--border-subtle);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.5);
}

.product-img-wrap {
  position: relative;
  aspect-ratio: 16 / 9;
  background: #090c12;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 190px;
  border-bottom: 1px solid var(--border-fine);
  overflow: hidden;
  padding: 0;
}

.product-img-wrap img {
  width: 100%;
  height: 100%;
  max-height: none;
  max-width: none;
  object-fit: cover;
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.product-card:hover .product-img-wrap img {
  transform: scale(1.07);
}

.product-qty-badge {
  position: absolute;
  top: 14px;
  right: 14px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 4px 10px;
  border-radius: 3px;
  background: rgba(16, 20, 29, 0.9);
  border: 1px solid var(--border-fine);
  color: var(--accent-amber);
  letter-spacing: 0.04em;
}

.product-qty-badge.enquire-only {
  color: var(--text-muted);
  border-color: rgba(255, 255, 255, 0.08);
}

.product-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.product-category-sub {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 6px;
}

.product-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: #fff;
}

.product-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.55;
  margin-bottom: 18px;
  flex-grow: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.product-capabilities-preview {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 20px;
}

.capability-pill {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  padding: 3px 8px;
  border-radius: 2px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-fine);
  color: var(--text-muted);
  white-space: nowrap;
}

.product-card-actions {
  display: flex;
  gap: 8px;
  margin-top: auto;
}

/* ========================================================
   PARTNERS SECTION (CINEMATIC LEADERSHIP PROFILES)
   ======================================================== */
.partners-ambient-glow {
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(ellipse 50% 60% at 20% 50%, rgba(216, 167, 96, 0.05) 0%, transparent 70%),
    radial-gradient(ellipse 50% 60% at 80% 50%, rgba(230, 57, 70, 0.04) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

.partner-card {
  background: linear-gradient(155deg, rgba(18, 23, 33, 0.9) 0%, rgba(10, 13, 19, 0.98) 100%);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 14px;
  padding: 28px 28px 30px;
  height: 100%;
  position: relative;
  overflow: hidden;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.5), inset 0 1px 0 rgba(255, 255, 255, 0.06);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1),
              border-color 0.35s ease,
              box-shadow 0.4s ease;
  display: flex;
  flex-direction: column;
}

.partner-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent-amber), var(--accent-record), transparent);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.partner-card:hover {
  transform: translateY(-6px);
  border-color: rgba(216, 167, 96, 0.42);
  box-shadow: 0 24px 54px rgba(0, 0, 0, 0.7), 0 0 32px rgba(216, 167, 96, 0.14), inset 0 0 16px rgba(216, 167, 96, 0.04);
}

.partner-card:hover::after {
  transform: scaleX(1);
}

/* Cinematic Media Frame for Existing Photos */
.partner-media-box {
  width: 100%;
  height: 360px;
  border-radius: 10px;
  overflow: hidden;
  position: relative;
  margin-bottom: 24px;
  background: #05070a;
  border: 1px solid rgba(255, 255, 255, 0.09);
  box-shadow: inset 0 0 40px rgba(0, 0, 0, 0.8);
}

.partner-media-box::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 30%, rgba(216, 167, 96, 0.12) 0%, transparent 65%);
  z-index: 1;
  pointer-events: none;
  opacity: 0.8;
  transition: opacity 0.4s ease;
}

.partner-card:hover .partner-media-box::before {
  opacity: 1;
}

.partner-media-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  transform-origin: center top;
  transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1), filter 0.6s ease;
  filter: contrast(1.08) brightness(1.01) saturate(1.04);
}

.partner-card:hover .partner-media-img {
  transform: scale(1.04);
  filter: contrast(1.12) brightness(1.05) saturate(1.08);
}

/* High-contrast film vignette overlay */
.partner-media-overlay {
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(ellipse 95% 75% at 50% 30%, transparent 35%, rgba(6, 8, 12, 0.75) 85%, rgba(6, 8, 12, 0.95) 100%),
    linear-gradient(0deg, rgba(6, 8, 12, 0.95) 0%, rgba(6, 8, 12, 0.4) 30%, transparent 60%);
  pointer-events: none;
  z-index: 2;
}

/* HUD Header Tags on Photo */
.partner-hud-top {
  position: absolute;
  top: 14px;
  left: 14px;
  right: 14px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 3;
  pointer-events: none;
}

.partner-tag-pill {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--accent-amber);
  background: rgba(6, 7, 10, 0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(216, 167, 96, 0.3);
  padding: 3px 10px;
  border-radius: 4px;
  letter-spacing: 0.1em;
  display: inline-flex;
  align-items: center;
}

.partner-verified-pill {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  color: #f1f3f8;
  background: rgba(6, 7, 10, 0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 3px 10px;
  border-radius: 4px;
  display: inline-flex;
  align-items: center;
}

.partner-verified-pill i {
  color: var(--accent-amber);
}

/* Media Badge & Audio VU Bars */
.partner-media-badge-group {
  position: absolute;
  bottom: 14px;
  left: 14px;
  right: 14px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 3;
  pointer-events: none;
}

.partner-media-badge {
  background: rgba(6, 7, 10, 0.9);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(216, 167, 96, 0.4);
  color: var(--accent-amber);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  padding: 5px 12px;
  border-radius: 4px;
  display: inline-flex;
  align-items: center;
}

.partner-audio-vu {
  display: inline-flex;
  align-items: flex-end;
  gap: 3px;
  height: 16px;
  background: rgba(6, 7, 10, 0.85);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 3px 8px;
  border-radius: 4px;
}

.partner-vu-bar {
  width: 2.5px;
  background: var(--accent-amber);
  border-radius: 1px;
  animation: partnerVuPulse 1.4s infinite ease-in-out;
}

.partner-vu-bar:nth-child(1) { height: 40%; animation-delay: 0.1s; }
.partner-vu-bar:nth-child(2) { height: 85%; animation-delay: 0.3s; }
.partner-vu-bar:nth-child(3) { height: 60%; animation-delay: 0.2s; }
.partner-vu-bar:nth-child(4) { height: 100%; animation-delay: 0.4s; }

@keyframes partnerVuPulse {
  0%, 100% { transform: scaleY(0.4); opacity: 0.6; }
  50% { transform: scaleY(1); opacity: 1; }
}

/* Partner Identity Typography */
.partner-name {
  font-family: var(--font-display);
  font-size: 1.85rem;
  font-weight: 800;
  letter-spacing: -0.025em;
  color: #f8fafc;
  margin-bottom: 6px;
  line-height: 1.25;
}

.partner-role {
  font-family: var(--font-mono);
  font-size: 0.88rem;
  color: var(--accent-amber);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.partner-desc {
  font-size: 0.94rem;
  line-height: 1.68;
  color: var(--text-secondary);
  margin-bottom: 20px;
}

/* Competency Pills */
.partner-specs-box {
  margin-top: auto;
  padding-top: 18px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.partner-specs-title {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-muted);
  letter-spacing: 0.1em;
  margin-bottom: 10px;
}

.partner-specs-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.capability-pill {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: #d1d5db;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 4px 10px;
  border-radius: 4px;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  transition: all 0.25s ease;
}

.partner-card:hover .capability-pill {
  background: rgba(216, 167, 96, 0.08);
  border-color: rgba(216, 167, 96, 0.25);
  color: #ffffff;
}

/* Direct Consultation Link */
.partner-action-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.partner-consult-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--text-main);
  text-decoration: none;
  padding: 6px 14px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  transition: all 0.25s ease;
}

.partner-consult-btn i {
  color: var(--accent-amber);
  transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.partner-consult-btn:hover {
  background: rgba(216, 167, 96, 0.15);
  border-color: rgba(216, 167, 96, 0.4);
  color: #ffffff;
}

.partner-consult-btn:hover i {
  transform: translateX(4px);
}

/* Why SYNC Matrix */
.why-item {
  padding: 24px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-fine);
  height: 100%;
  transition: var(--transition-smooth);
}

.why-item:hover {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(216, 167, 96, 0.3);
  transform: translateY(-3px);
}

.why-icon {
  font-size: 1.6rem;
  color: var(--accent-amber);
  margin-bottom: 16px;
}

.why-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.why-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 0;
}

/* Production Hardware & Behind-The-Sound Showcase */
.bts-gallery-item {
  position: relative;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--border-fine);
  background-color: var(--bg-surface);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1),
              border-color 0.3s ease,
              box-shadow 0.4s ease;
  display: block;
  width: 100%;
}

.bts-hero-card {
  height: 380px;
}

.bts-compact-card {
  height: 330px;
}

.bts-gallery-item::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 0%, rgba(216, 167, 96, 0.12) 0%, transparent 65%);
  opacity: 0;
  transition: opacity 0.4s ease;
  pointer-events: none;
  z-index: 2;
}

.bts-gallery-item:hover {
  transform: translateY(-5px);
  border-color: rgba(216, 167, 96, 0.4);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.65), 0 0 24px rgba(216, 167, 96, 0.12);
}

.bts-gallery-item:hover::before {
  opacity: 1;
}

.bts-media-box {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: #06070a;
}

.bts-gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1), filter 0.6s ease;
  filter: brightness(0.86) contrast(1.1);
}

.bts-gallery-item:hover img {
  transform: scale(1.05);
  filter: brightness(1.02) contrast(1.15);
}

.bts-media-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(6, 7, 9, 0.3) 0%, rgba(6, 7, 9, 0.1) 40%, rgba(6, 7, 9, 0.95) 100%);
  pointer-events: none;
  z-index: 1;
}

/* Telemetry HUD Badges */
.bts-hud-header {
  position: absolute;
  top: 14px;
  left: 14px;
  right: 14px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 3;
  pointer-events: none;
}

.bts-hud-badge {
  background: rgba(6, 7, 9, 0.86);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(216, 167, 96, 0.35);
  color: var(--accent-amber);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  padding: 4px 10px;
  border-radius: 4px;
  display: inline-flex;
  align-items: center;
}

.bts-hud-meta {
  background: rgba(6, 7, 9, 0.86);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: #9da3b4;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 4px 10px;
  border-radius: 4px;
  letter-spacing: 0.05em;
}

/* Glassmorphic Caption with Deep Hierarchy */
.bts-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 22px 20px 18px;
  background: linear-gradient(0deg, rgba(6, 7, 9, 0.98) 0%, rgba(6, 7, 9, 0.82) 70%, transparent 100%);
  color: #fff;
  z-index: 3;
}

.bts-category-tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--accent-amber);
  letter-spacing: 0.12em;
  margin-bottom: 4px;
  display: block;
}

.bts-product-title {
  font-family: var(--font-display);
  font-size: 1.18rem;
  font-weight: 700;
  color: #f5f6fa;
  margin-bottom: 6px;
  letter-spacing: -0.015em;
  line-height: 1.3;
}

.bts-product-desc {
  font-size: 0.85rem;
  color: #a2a8b9;
  line-height: 1.45;
  margin-bottom: 12px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Specs Pills Row */
.bts-specs-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.bts-spec-pill {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: #d1d5db;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 2px 8px;
  border-radius: 4px;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  transition: all 0.25s ease;
}

.bts-spec-pill i {
  color: var(--accent-amber);
}

.bts-gallery-item:hover .bts-spec-pill {
  background: rgba(216, 167, 96, 0.12);
  border-color: rgba(216, 167, 96, 0.3);
  color: #ffffff;
}

@media (max-width: 991.98px) {
  .bts-hero-card {
    height: 340px;
  }
  .bts-compact-card {
    height: 300px;
  }
}

@media (max-width: 575.98px) {
  .bts-hero-card,
  .bts-compact-card {
    height: 320px;
  }
  .bts-product-title {
    font-size: 1.05rem;
  }
  .bts-product-desc {
    display: none;
  }
  .bts-caption {
    padding: 16px 14px 14px;
  }
}

/* Equipment Ecosystem Signal Chain (About Page) */
.ecosystem-chain {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 30px 20px;
  background: var(--bg-surface);
  border: 1px solid var(--border-fine);
  border-radius: 8px;
}

.ecosystem-node {
  flex: 1 1 140px;
  text-align: center;
  padding: 20px 14px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-fine);
  transition: var(--transition-smooth);
}

.ecosystem-node:hover {
  border-color: var(--accent-amber);
  background: var(--accent-amber-glow);
  transform: translateY(-4px);
}

.node-step {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--accent-amber);
  letter-spacing: 0.1em;
  margin-bottom: 6px;
}

.node-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  margin-bottom: 4px;
}

.node-sub {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.ecosystem-arrow {
  color: var(--accent-amber);
  font-size: 1.2rem;
  opacity: 0.6;
}

/* Filter Controls (Shop) */
.filter-btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.filter-btn {
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  padding: 8px 18px;
  border-radius: 4px;
  background: var(--bg-surface);
  color: var(--text-secondary);
  border: 1px solid var(--border-fine);
  cursor: pointer;
  transition: var(--transition-fast);
}

.filter-btn:hover {
  color: #fff;
  border-color: var(--border-subtle);
}

.filter-btn.active {
  background: #fff;
  color: #000;
  border-color: #fff;
}

.search-cinema-input {
  background: var(--bg-surface);
  border: 1px solid var(--border-fine);
  color: #fff;
  border-radius: 4px;
  padding: 12px 18px;
  font-size: 0.92rem;
  width: 100%;
  transition: var(--transition-fast);
}

.search-cinema-input:focus {
  outline: none;
  border-color: var(--accent-amber);
  box-shadow: 0 0 15px var(--accent-amber-glow);
  background: var(--bg-elevated);
}

/* Product Modal */
.modal-cinema .modal-content {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  color: var(--text-main);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.85);
}

.modal-cinema .modal-header {
  border-bottom: 1px solid var(--border-fine);
  padding: 20px 28px;
}

.modal-cinema .btn-close {
  filter: invert(1);
}

.modal-cinema .modal-body {
  padding: 28px;
}

/* Dark Map Container */
.map-cinema-frame {
  width: 100%;
  height: 420px;
  border-radius: 8px;
  border: 1px solid var(--border-fine);
  filter: invert(90%) hue-rotate(180deg) contrast(1.1) brightness(0.9);
  overflow: hidden;
}

/* Footer */
.cinema-footer {
  background-color: #040507;
  border-top: 1px solid var(--border-fine);
  padding: 70px 0 30px;
  color: var(--text-muted);
}

.footer-brand {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: 0.15em;
  color: #fff;
  margin-bottom: 12px;
}

.footer-heading {
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #fff;
  margin-bottom: 20px;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links li {
  margin-bottom: 10px;
}

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

.footer-links a:hover {
  color: #fff;
  padding-left: 4px;
}

/* ========================================================
   UNIVERSAL CINEMA MOBILE & RESPONSIVE ARCHITECTURE
   ======================================================== */

/* 1. Global Touch & Viewport Baseline */
html, body {
  overflow-x: hidden !important;
  max-width: 100vw;
}

@media (hover: none) and (pointer: coarse) {
  /* Disable cursor glow on touch screens for maximum rendering performance */
  .cursor-glow {
    display: none !important;
  }

  /* Reset 3D tilt translations on touch screens */
  .tilt-card {
    transform: none !important;
  }
}

/* 2. Breakpoint: Large Tablets & Laptops (max-width: 1199.98px) */
@media (max-width: 1199.98px) {
  .section-title {
    font-size: clamp(1.8rem, 4vw, 2.5rem);
  }
}

/* 3. Breakpoint: Tablets & Medium Devices (max-width: 991.98px) */
@media (max-width: 991.98px) {
  /* Hero Cinema (About page) */
  .hero-cinema {
    min-height: 60vh;
  }

  /* Navbar Mobile Drawer */
  .sync-navbar {
    padding: 12px 0;
  }

  .navbar-toggler {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.12) !important;
    border-radius: 8px;
    padding: 6px 10px !important;
    color: #ffffff;
    transition: all 0.2s ease;
  }

  .navbar-toggler:focus {
    box-shadow: 0 0 0 3px rgba(216, 167, 96, 0.3) !important;
    border-color: var(--accent-amber) !important;
  }

  .navbar-collapse {
    background: rgba(8, 11, 16, 0.98);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 12px;
    padding: 22px 18px;
    margin-top: 14px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.8), 0 0 30px rgba(216, 167, 96, 0.08);
  }

  .navbar-nav .nav-link {
    font-size: 0.95rem;
    padding: 12px 16px !important;
    border-radius: 6px;
    color: #e5e7eb;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    display: flex;
    align-items: center;
    justify-content: space-between;
  }

  .navbar-nav .nav-item:last-child .nav-link {
    border-bottom: none;
  }

  .navbar-nav .nav-link:hover,
  .navbar-nav .nav-link.active {
    background: rgba(216, 167, 96, 0.12);
    color: #ffffff;
    padding-left: 20px !important;
  }

  .navbar-nav .nav-link.active::after {
    display: none;
  }

  /* Ecosystem Flow on About Page */
  .ecosystem-chain {
    flex-direction: column;
    gap: 12px;
    padding: 24px 16px;
  }

  .ecosystem-node {
    width: 100%;
    flex: 1 1 100%;
  }

  .ecosystem-arrow {
    transform: rotate(90deg);
    margin: 4px 0;
  }

  /* Filter buttons */
  .filter-btn-group {
    justify-content: flex-start !important;
  }

  /* Footer on Tablet */
  .cinema-footer {
    padding-top: 50px;
  }
}

/* 4. Breakpoint: Small Tablets & Large Phones (max-width: 767.98px) */
@media (max-width: 767.98px) {
  /* Section Spacing & Headings */
  .py-5 {
    padding-top: 2.75rem !important;
    padding-bottom: 2.75rem !important;
  }

  .section-title {
    font-size: 1.85rem;
    margin-bottom: 0.5rem;
  }

  .section-tag {
    font-size: 0.68rem;
    letter-spacing: 0.1em;
    padding: 3px 10px;
    margin-bottom: 10px;
  }

  /* Fix iOS input zoom bug (inputs must be at least 16px font-size) */
  input, textarea, select, .search-cinema-input {
    font-size: 16px !important;
  }

  /* Map Container */
  .map-cinema-frame {
    height: 320px;
  }

  /* Why SYNC Grid */
  .why-item {
    padding: 24px 20px;
  }

  /* Filter Buttons Horizontal Touch Scroll */
  .filter-btn-group {
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 8px;
    scrollbar-width: none;
    width: 100%;
  }

  .filter-btn-group::-webkit-scrollbar {
    display: none;
  }

  .filter-btn {
    flex-shrink: 0;
    white-space: nowrap;
    font-size: 0.75rem;
    padding: 7px 14px;
  }

  /* Modal Dialog for Mobile */
  .modal-cinema .modal-dialog {
    margin: 12px;
  }

  .modal-cinema .modal-header {
    padding: 16px 20px;
  }

  .modal-cinema .modal-body {
    padding: 20px;
  }
}

/* 5. Breakpoint: Standard Mobile Phones (max-width: 575.98px) */
@media (max-width: 575.98px) {
  /* Container Padding on Mobile */
  .container {
    padding-left: 18px;
    padding-right: 18px;
  }

  /* Brand Logo Header */
  .brand-logo {
    font-size: 1.4rem;
    letter-spacing: 0.12em;
  }

  /* Hero Title on About */
  .hero-title {
    font-size: 2.1rem;
    line-height: 1.15;
  }

  .hero-subtitle {
    font-size: 0.94rem;
  }

  /* Partner Cards on Mobile */
  .partner-card {
    padding: 20px 16px 22px;
    border-radius: 12px;
  }

  .partner-media-box {
    height: 290px;
    margin-bottom: 18px;
  }

  .partner-name {
    font-size: 1.5rem;
  }

  .partner-role {
    font-size: 0.8rem;
    margin-bottom: 12px;
  }

  .partner-desc {
    font-size: 0.88rem;
    line-height: 1.55;
    margin-bottom: 16px;
  }

  .partner-specs-box {
    padding-top: 14px;
  }

  .capability-pill {
    font-size: 0.68rem;
    padding: 3px 8px;
  }

  .partner-action-bar {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
    margin-top: 16px;
    padding-top: 14px;
  }

  .partner-consult-btn {
    width: 100%;
    justify-content: center;
    padding: 10px 16px;
  }

  /* Category Cards on Mobile */
  .category-card {
    border-radius: 12px;
  }

  .category-media-frame {
    height: 185px;
  }

  .category-card-body {
    padding: 18px 16px 20px;
  }

  .category-card-title {
    font-size: 1.1rem;
    margin-bottom: 8px;
  }

  .category-card-desc {
    font-size: 0.82rem;
    line-height: 1.5;
    margin-bottom: 14px;
  }

  /* Behind The Sound Bento Cards on Mobile */
  .bts-hero-card,
  .bts-compact-card {
    height: 310px;
  }

  .bts-caption {
    padding: 14px 12px 12px;
  }

  .bts-product-title {
    font-size: 1.05rem;
  }

  .bts-product-desc {
    display: none;
  }

  .bts-specs-row {
    gap: 4px;
  }

  .bts-spec-pill {
    font-size: 0.65rem;
    padding: 3px 7px;
  }

  /* Glass Panels */
  .glass-panel {
    padding: 18px 16px;
    border-radius: 10px;
  }

  /* Map Container */
  .map-cinema-frame {
    height: 280px;
  }

  /* Cinema Buttons Full Width on Small Mobile Stacks */
  .btn-cinema {
    padding: 11px 20px;
    font-size: 0.82rem;
  }

  /* Footer Layout on Mobile */
  .cinema-footer {
    padding-top: 40px;
    padding-bottom: 30px;
  }

  .footer-heading {
    margin-bottom: 14px;
  }

  .footer-links a {
    font-size: 0.86rem;
  }
}

/* 6. Breakpoint: Ultra-compact Phones (max-width: 380px) */
@media (max-width: 380px) {
  .brand-logo {
    font-size: 1.25rem;
  }

  .partner-media-box {
    height: 250px;
  }

  .category-media-frame {
    height: 165px;
  }

  .partner-name {
    font-size: 1.35rem;
  }

  .section-title {
    font-size: 1.6rem;
  }
}