/* ==========================================================================
   STUDIO SRABON — NASIR UDDIN SHAON (studiosrabon.com)
   DaVinci Color Scope Theme — Stylesheet (v3.3 Friendly Greeting & Brand Tag)
   Palette: DaVinci Resolve Studio Charcoal + Vectorscope Cyan/Magenta/Green/Amber
   Fonts: Space Grotesk (Headers), JetBrains Mono (Scopes/Tech), Inter (Body)
   ========================================================================== */

/* --------------------------------------------------------------------------
   0. RESET & DAVINCI COLOR SCOPE VARIABLES
   -------------------------------------------------------------------------- */
:root {
  --bg-dark: #0a0c10;
  --bg-darker: #050608;
  --bg-surface: #11141c;
  --bg-card: #161a25;
  --bg-glass: rgba(17, 20, 28, 0.85);
  
  /* DaVinci Scope Colors */
  --scope-cyan: #00f2fe;
  --scope-cyan-glow: rgba(0, 242, 254, 0.3);
  --scope-magenta: #ff2a8d;
  --scope-magenta-glow: rgba(255, 42, 141, 0.3);
  --scope-green: #00ff87;
  --scope-green-glow: rgba(0, 255, 135, 0.3);
  --scope-amber: #ffb703;
  --scope-amber-glow: rgba(255, 183, 3, 0.3);
  
  --text-main: #f1f5f9;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  
  --border-glass: rgba(255, 255, 255, 0.08);
  --border-scope: rgba(0, 242, 254, 0.25);
  
  /* Typography Stack */
  --font-headline: 'Space Grotesk', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --font-body: 'Inter', sans-serif;
  
  --chapter-rail-width: 80px;
  --header-height: 80px;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-pill: 9999px;
  
  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  background-color: var(--bg-dark);
  color: var(--text-main);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
}

/* Scope Reticle Background Grid Pattern */
body::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 0;
  opacity: 0.03;
  background-image: 
    linear-gradient(var(--scope-cyan) 1px, transparent 1px),
    linear-gradient(90deg, var(--scope-cyan) 1px, transparent 1px);
  background-size: 80px 80px;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-darker);
}
::-webkit-scrollbar-thumb {
  background: #1e2433;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--scope-cyan);
}

/* Typography Helpers */
h1, h2, h3, h4 {
  font-family: var(--font-headline);
  color: var(--text-main);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

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

img {
  max-width: 100%;
  height: auto;
  display: block;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
  color: inherit;
}

/* Color Accent Utilities */
.cyan-txt, .text-cyan { color: var(--scope-cyan) !important; }
.magenta-txt, .text-magenta { color: var(--scope-magenta) !important; }
.green-txt, .text-green { color: var(--scope-green) !important; }
.amber-txt, .text-amber { color: var(--scope-amber) !important; }

/* --------------------------------------------------------------------------
   1. FILM GRAIN & BACKGROUND CANVAS
   -------------------------------------------------------------------------- */
.film-grain {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 99;
  opacity: 0.04;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
}

.hero-bg-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 0;
  opacity: 0.6;
}

/* --------------------------------------------------------------------------
   2. PRELOADER
   -------------------------------------------------------------------------- */
.preloader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  height: 100dvh;
  background-color: var(--bg-darker);
  z-index: 99999;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.8s;
}

.preloader.fade-out {
  opacity: 0;
  visibility: hidden;
}

.preloader-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  opacity: 0.4;
}

.preloader-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at center, transparent 20%, var(--bg-darker) 90%);
}

.preloader-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 500px;
  width: 90%;
  padding: 40px 20px;
}

.preloader-logo-wrap {
  margin-bottom: 16px;
  display: flex;
  justify-content: center;
}

.preloader-logo-img {
  height: 64px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 0 20px var(--scope-cyan-glow));
}

.preloader-sub {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 4px;
  color: var(--scope-cyan);
  display: block;
  margin-bottom: 24px;
  font-weight: 700;
}

.preloader-title {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 32px;
}

.preloader-title .scope-accent {
  font-family: var(--font-headline);
  font-size: clamp(1.6rem, 4vw, 2rem);
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--text-main);
}

.preloader-title .title-sub {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 3px;
  color: var(--scope-amber);
}

.preloader-progress-wrap {
  margin-bottom: 24px;
}

.preloader-percentage {
  font-family: var(--font-mono);
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--scope-magenta);
  margin-bottom: 12px;
  text-shadow: 0 0 15px var(--scope-magenta-glow);
}

.preloader-bar-bg {
  width: 100%;
  height: 3px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 2px;
  overflow: hidden;
}

.preloader-bar {
  width: 0%;
  height: 100%;
  background: linear-gradient(90deg, var(--scope-cyan), var(--scope-magenta), var(--scope-green));
  transition: width 0.1s linear;
}

.preloader-status {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 2px;
  color: var(--text-muted);
}

.pulse-dot {
  width: 6px;
  height: 6px;
  background-color: var(--scope-cyan);
  border-radius: 50%;
  animation: pulse 1.5s infinite;
}

@keyframes pulse {
  0% { transform: scale(0.9); opacity: 0.5; }
  50% { transform: scale(1.4); opacity: 1; box-shadow: 0 0 10px var(--scope-cyan); }
  100% { transform: scale(0.9); opacity: 0.5; }
}

/* --------------------------------------------------------------------------
   3. SITE HEADER & NAVIGATION
   -------------------------------------------------------------------------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: var(--header-height);
  z-index: 1000;
  background: rgba(10, 12, 16, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-glass);
}

.header-inner {
  max-width: 1440px;
  height: 100%;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

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

.brand-logo-img {
  height: 42px;
  width: auto;
  max-width: 160px;
  object-fit: contain;
  filter: drop-shadow(0 0 10px var(--scope-cyan-glow));
  transition: transform var(--transition-fast);
}

.brand-logo:hover .brand-logo-img {
  transform: scale(1.05);
}

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

.brand-name {
  font-family: var(--font-headline);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 2px;
  color: var(--text-main);
}

.brand-tag {
  font-family: var(--font-body);
  font-size: 0.68rem;
  letter-spacing: 0.5px;
  color: var(--scope-cyan);
  font-weight: 500;
}

.header-right-actions {
  display: flex;
  align-items: center;
  gap: 20px;
}

/* Audio Toggle Button */
.audio-toggle-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 1.5px;
  color: var(--text-muted);
  transition: all var(--transition-fast);
}

.audio-toggle-btn:hover, .audio-toggle-btn[aria-pressed="true"] {
  border-color: var(--scope-cyan);
  color: var(--text-main);
  background: rgba(0, 242, 254, 0.08);
}

.sound-wave-icon {
  display: flex;
  align-items: flex-end;
  gap: 3px;
  height: 12px;
}

.sound-wave-icon span {
  width: 2px;
  height: 100%;
  background: var(--scope-cyan);
  border-radius: 1px;
}

.audio-toggle-btn[aria-pressed="true"] .sound-wave-icon span:nth-child(1) { animation: wave 0.8s infinite ease-in-out; }
.audio-toggle-btn[aria-pressed="true"] .sound-wave-icon span:nth-child(2) { animation: wave 0.8s infinite ease-in-out 0.2s; }
.audio-toggle-btn[aria-pressed="true"] .sound-wave-icon span:nth-child(3) { animation: wave 0.8s infinite ease-in-out 0.4s; }
.audio-toggle-btn[aria-pressed="true"] .sound-wave-icon span:nth-child(4) { animation: wave 0.8s infinite ease-in-out 0.1s; }

@keyframes wave {
  0%, 100% { height: 4px; }
  50% { height: 14px; }
}

.desktop-nav {
  display: flex;
  align-items: center;
  gap: 18px;
}

.nav-link {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 2px;
  font-weight: 700;
  color: var(--text-muted);
}

.nav-link:hover {
  color: var(--scope-cyan);
}

.btn-contact-nav {
  padding: 10px 20px;
  background: transparent;
  border: 1px solid var(--scope-cyan);
  color: var(--scope-cyan);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 2px;
  border-radius: var(--radius-pill);
  transition: all var(--transition-fast);
}

.btn-contact-nav:hover {
  background: var(--scope-cyan);
  color: #000;
  box-shadow: 0 0 20px var(--scope-cyan-glow);
}

/* Mobile Toggle Button */
.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 28px;
  height: 24px;
  justify-content: center;
  z-index: 1001;
}

.mobile-menu-btn span {
  width: 100%;
  height: 2px;
  background-color: var(--text-main);
  transition: transform 0.3s ease, opacity 0.3s ease;
  border-radius: 1px;
}

.mobile-menu-btn.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
  background-color: var(--scope-cyan);
}

.mobile-menu-btn.active span:nth-child(2) {
  opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
  background-color: var(--scope-cyan);
}

/* Mobile Drawer */
.mobile-drawer {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: var(--bg-darker);
  z-index: 999;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: calc(var(--header-height) + 30px) 24px 40px;
  transform: translateX(100%);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.mobile-drawer.active {
  transform: translateX(0);
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.mobile-link {
  font-family: var(--font-headline);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 16px;
}

.mobile-link span {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--scope-cyan);
}

.drawer-footer {
  border-top: 1px solid var(--border-glass);
  padding-top: 20px;
  font-size: 0.8rem;
  color: var(--text-dim);
}

.drawer-email {
  color: var(--scope-cyan);
  margin-top: 4px;
}

/* --------------------------------------------------------------------------
   4. CHAPTER NAVIGATION RAIL (LEFT SIDE)
   -------------------------------------------------------------------------- */
.chapter-rail {
  position: fixed;
  top: 50%;
  left: 20px;
  transform: translateY(-50%);
  z-index: 800;
  display: flex;
  flex-direction: column;
}

.chapter-rail ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.chapter-rail li a {
  display: flex;
  align-items: center;
  gap: 10px;
  opacity: 0.4;
  transition: opacity var(--transition-fast);
  padding: 4px;
}

.chapter-rail li.active a, .chapter-rail li a:hover {
  opacity: 1;
}

.ch-num {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--scope-cyan);
  width: 24px;
  text-align: center;
  flex-shrink: 0;
}

.ch-title {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 2px;
  font-weight: 700;
  color: var(--text-main);
  white-space: nowrap;
  opacity: 0;
  transform: translateX(-10px);
  transition: all var(--transition-fast);
  pointer-events: none;
  background: rgba(10, 12, 16, 0.9);
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-scope);
}

.chapter-rail:hover .ch-title, .chapter-rail li.active .ch-title {
  opacity: 1;
  transform: translateX(0);
}

/* --------------------------------------------------------------------------
   4b. EDGE-TO-EDGE TICKER MARQUEE (TOP BANNER)
   -------------------------------------------------------------------------- */
.marquee-ticker {
  position: relative;
  width: 100vw;
  margin-left: calc(-50vw + 50%);
  margin-top: var(--header-height);
  overflow: hidden;
  background: rgba(17, 20, 28, 0.75);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border-glass);
  padding: 10px 0;
  white-space: nowrap;
  z-index: 10;
}

.marquee-track {
  display: flex;
  width: max-content;
  animation: marquee 30s linear infinite;
}

.marquee-content {
  display: flex;
  gap: 20px;
  padding-right: 20px;
}

.marquee-content span {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 3px;
  font-weight: 700;
  color: var(--scope-cyan);
}

@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* --------------------------------------------------------------------------
   5. HERO SECTION (CHAPTER 00)
   -------------------------------------------------------------------------- */
.hero-section {
  position: relative;
  min-height: calc(100vh - var(--header-height) - 40px);
  padding-top: 40px;
  padding-bottom: 60px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  max-width: 1440px;
  margin: 0 auto;
  padding-left: calc(var(--chapter-rail-width) + 30px);
  padding-right: 40px;
}

.hero-ambient-glow {
  position: absolute;
  top: 20%;
  right: 10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, var(--scope-magenta-glow) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

.hero-container {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 50px;
  align-items: center;
  position: relative;
  z-index: 2;
}

.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
  padding: 6px 16px;
  background: rgba(0, 242, 254, 0.06);
  border: 1px solid var(--border-scope);
  border-radius: var(--radius-pill);
}

.kicker-tag {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--scope-cyan);
}

.kicker-text {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 2px;
  font-weight: 700;
  color: var(--text-muted);
}

.hero-main-title {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 24px;
}

.title-line {
  font-family: var(--font-headline);
  font-weight: 700;
}

.title-greeting {
  font-family: var(--font-mono);
  font-size: clamp(0.95rem, 1.8vw, 1.25rem);
  font-weight: 700;
  color: var(--scope-cyan);
  letter-spacing: 3px;
  text-shadow: 0 0 15px var(--scope-cyan-glow);
}

.title-large {
  font-size: clamp(2.2rem, 4vw, 3.4rem);
  letter-spacing: -1px;
  background: linear-gradient(180deg, #ffffff 0%, var(--text-muted) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  word-break: break-word;
}

.title-accent {
  font-size: clamp(1.2rem, 2vw, 1.8rem);
  color: var(--scope-amber);
  text-shadow: 0 0 20px var(--scope-amber-glow);
}

.hero-description {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--text-muted);
  margin-bottom: 36px;
  max-width: 600px;
}

.hero-description strong {
  color: var(--text-main);
}

.hero-cta-group {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 40px;
}

.btn-primary-glow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 16px 28px;
  background: linear-gradient(135deg, var(--scope-cyan), #00b4d8);
  color: #000;
  font-family: var(--font-mono);
  font-weight: 800;
  font-size: 0.82rem;
  letter-spacing: 1.5px;
  border-radius: var(--radius-pill);
  box-shadow: 0 0 30px var(--scope-cyan-glow);
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.btn-primary-glow:hover {
  transform: translateY(-3px);
  box-shadow: 0 0 45px var(--scope-cyan);
}

.btn-primary-glow svg {
  width: 18px;
  height: 18px;
}

.btn-secondary-glass {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 24px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-glass);
  color: var(--text-main);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 1.5px;
  border-radius: var(--radius-pill);
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.btn-secondary-glass:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--text-muted);
}

.btn-secondary-glass svg {
  width: 16px;
  height: 16px;
}

.hero-software-pills {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.software-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 2px;
  color: var(--text-dim);
  font-weight: 700;
}

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

.sw-pill {
  padding: 4px 12px;
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 1px;
  color: var(--text-muted);
}

.pill-cyan { border-color: var(--border-scope); color: var(--scope-cyan); }
.pill-magenta { border-color: rgba(255, 42, 141, 0.3); color: var(--scope-magenta); }
.pill-green { border-color: rgba(0, 255, 135, 0.3); color: var(--scope-green); }
.pill-amber { border-color: rgba(255, 183, 3, 0.3); color: var(--scope-amber); }

.hero-visual-card {
  position: relative;
}

.hero-frame-container {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-scope);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.8), 0 0 30px var(--scope-cyan-glow);
}

.hero-portrait-img {
  width: 100%;
  height: 480px;
  object-fit: cover;
  display: block;
}

.frame-scanlines {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: repeating-linear-gradient(
    0deg,
    rgba(0, 0, 0, 0.15),
    rgba(0, 0, 0, 0.15) 1px,
    transparent 1px,
    transparent 3px
  );
  pointer-events: none;
}

.scope-overlay-badge {
  position: absolute;
  top: 20px;
  right: 20px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.scope-label {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  font-weight: 700;
  padding: 4px 10px;
  background: rgba(10, 12, 16, 0.85);
  backdrop-filter: blur(8px);
  border-radius: 4px;
}

.cyan-glow { color: var(--scope-cyan); border: 1px solid var(--border-scope); }
.magenta-glow { color: var(--scope-magenta); border: 1px solid rgba(255, 42, 141, 0.3); }

.hero-card-badge {
  position: absolute;
  bottom: 20px;
  left: 20px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: rgba(10, 12, 16, 0.85);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-pill);
}

.badge-dot {
  width: 8px;
  height: 8px;
  background: var(--scope-cyan);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--scope-cyan);
}

.badge-txt {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 2px;
  font-weight: 700;
  color: var(--text-main);
}

.hero-scroll-down {
  margin-top: 30px;
  text-align: center;
}

.hero-scroll-down a {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 2px;
  color: var(--text-dim);
}

.scroll-arrow {
  font-size: 1.2rem;
  animation: bounce 2s infinite;
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
  40% { transform: translateY(6px); }
  60% { transform: translateY(3px); }
}

/* --------------------------------------------------------------------------
   6. CHAPTER SECTION LAYOUT & HEADINGS
   -------------------------------------------------------------------------- */
.chapter-section {
  position: relative;
  padding: 100px 0;
  z-index: 2;
}

.section-container {
  max-width: 1440px;
  margin: 0 auto;
  padding-left: calc(var(--chapter-rail-width) + 30px);
  padding-right: 40px;
}

.section-head {
  margin-bottom: 48px;
}

.section-head.text-center {
  text-align: center;
}

.ch-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 3px;
  font-weight: 700;
  color: var(--scope-cyan);
  margin-bottom: 12px;
}

.section-title {
  font-family: var(--font-headline);
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  font-weight: 700;
  letter-spacing: -0.5px;
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 640px;
  line-height: 1.6;
}

.section-head.text-center .section-subtitle {
  margin: 0 auto;
}

/* --------------------------------------------------------------------------
   7. SHOWREEL SECTION (CHAPTER 01)
   -------------------------------------------------------------------------- */
.showreel-player-box {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-scope);
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.9), 0 0 40px var(--scope-cyan-glow);
}

.showreel-thumbnail-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  max-height: 580px;
  background-color: var(--bg-surface);
}

.showreel-bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.65) contrast(1.1);
  transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.showreel-player-box:hover .showreel-bg-img {
  transform: scale(1.03);
}

.showreel-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at center, transparent 30%, rgba(10, 12, 16, 0.88) 90%);
}

.play-reel-btn {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  z-index: 3;
}

.play-btn-circle {
  width: clamp(70px, 8vw, 90px);
  height: clamp(70px, 8vw, 90px);
  border-radius: 50%;
  background: linear-gradient(135deg, var(--scope-cyan), #00b4d8);
  color: #000;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 40px var(--scope-cyan-glow);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.play-btn-circle svg {
  width: 32px;
  height: 32px;
  margin-left: 4px;
}

.play-reel-btn:hover .play-btn-circle {
  transform: scale(1.12);
  box-shadow: 0 0 60px var(--scope-cyan);
}

.play-btn-text {
  font-family: var(--font-mono);
  font-weight: 800;
  font-size: clamp(0.75rem, 1.5vw, 0.9rem);
  letter-spacing: 2.5px;
  color: var(--text-main);
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.8);
  white-space: nowrap;
}

.reel-tags-bar {
  position: absolute;
  bottom: 20px;
  left: 20px;
  right: 20px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 10px;
  padding: 12px 20px;
  background: rgba(10, 12, 16, 0.85);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 2px;
}

/* --------------------------------------------------------------------------
   8. FEATURED WORKS (CHAPTER 02)
   -------------------------------------------------------------------------- */
.portfolio-filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 40px;
}

.filter-btn {
  padding: 10px 20px;
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  color: var(--text-muted);
  transition: all var(--transition-fast);
}

.filter-btn:hover, .filter-btn.active {
  background: var(--scope-cyan);
  color: #000;
  border-color: var(--scope-cyan);
  box-shadow: 0 0 20px var(--scope-cyan-glow);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform var(--transition-smooth), border-color var(--transition-smooth), box-shadow var(--transition-smooth), opacity 0.3s ease;
}

.project-card:hover {
  transform: translateY(-6px);
  border-color: var(--border-scope);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.7), 0 0 30px var(--scope-cyan-glow);
}

.card-media {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

.card-thumb {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.project-card:hover .card-thumb {
  transform: scale(1.06);
}

.card-media-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(10, 12, 16, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.project-card:hover .card-media-overlay {
  opacity: 1;
}

.btn-watch-modal {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 24px;
  background: var(--scope-cyan);
  color: #000;
  font-family: var(--font-mono);
  font-weight: 800;
  font-size: 0.78rem;
  letter-spacing: 1.5px;
  border-radius: var(--radius-pill);
  box-shadow: 0 0 20px var(--scope-cyan);
}

.btn-watch-modal svg {
  width: 18px;
  height: 18px;
}

.card-type-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  padding: 4px 12px;
  background: rgba(10, 12, 16, 0.85);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 1.5px;
}

.cyan-badge { color: var(--scope-cyan); border-color: var(--border-scope); }
.magenta-badge { color: var(--scope-magenta); border-color: rgba(255, 42, 141, 0.3); }
.green-badge { color: var(--scope-green); border-color: rgba(0, 255, 135, 0.3); }
.amber-badge { color: var(--scope-amber); border-color: rgba(255, 183, 3, 0.3); }

.card-info {
  padding: 24px;
}

.card-meta {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 1.5px;
  color: var(--text-dim);
  margin-bottom: 8px;
}

.card-title {
  font-family: var(--font-headline);
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.card-excerpt {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 16px;
}

.card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.card-tags span {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  padding: 3px 8px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-glass);
  border-radius: 4px;
  color: var(--text-muted);
}

.tag-cyan { color: var(--scope-cyan) !important; border-color: var(--border-scope) !important; }
.tag-magenta { color: var(--scope-magenta) !important; border-color: rgba(255, 42, 141, 0.3) !important; }
.tag-green { color: var(--scope-green) !important; border-color: rgba(0, 255, 135, 0.3) !important; }
.tag-amber { color: var(--scope-amber) !important; border-color: rgba(255, 183, 3, 0.3) !important; }

/* --------------------------------------------------------------------------
   9. INTERACTIVE VFX LAB (ZERO-LAG REAL-TIME HARDWARE ACCELERATED REVEALER)
   -------------------------------------------------------------------------- */
.vfx-slider-widget {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  max-height: 560px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-scope);
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.8), 0 0 30px var(--scope-cyan-glow);
  margin-bottom: 40px;
  cursor: crosshair;
  user-select: none;
}

.vfx-image-layer {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.vfx-image-layer img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.vfx-after {
  z-index: 1;
}

.vfx-before {
  z-index: 2;
  width: 100%;
  clip-path: inset(0 calc(100% - var(--split-percent, 50%)) 0 0);
  will-change: clip-path;
}

.vfx-label {
  position: absolute;
  bottom: 16px;
  padding: 6px 14px;
  background: rgba(10, 12, 16, 0.85);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 1.5px;
}

.label-before {
  left: 16px;
  color: var(--scope-magenta);
}

.label-after {
  right: 16px;
  color: var(--scope-cyan);
}

.vfx-slider-handle {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  will-change: left;
}

.handle-line {
  width: 2px;
  height: 50%;
  background: var(--scope-cyan);
  box-shadow: 0 0 10px var(--scope-cyan);
}

.handle-button {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--scope-cyan);
  color: #000;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 20px var(--scope-cyan);
}

.handle-button svg {
  width: 22px;
  height: 22px;
}

.vfx-breakdown-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.step-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 20px;
}

.step-num {
  font-family: var(--font-mono);
  font-size: 1.6rem;
  font-weight: 800;
  display: block;
  margin-bottom: 8px;
}

.step-cyan { color: var(--scope-cyan); }
.step-magenta { color: var(--scope-magenta); }
.step-green { color: var(--scope-green); }
.step-amber { color: var(--scope-amber); }

.step-card h4 {
  font-size: 1rem;
  margin-bottom: 8px;
}

.step-card p {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* --------------------------------------------------------------------------
   10. SERVICES & CRAFT (CHAPTER 04)
   -------------------------------------------------------------------------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 36px;
  transition: all var(--transition-smooth);
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6);
}

.card-cyan-border:hover { border-color: var(--border-scope); }
.card-magenta-border:hover { border-color: rgba(255, 42, 141, 0.4); }
.card-green-border:hover { border-color: rgba(0, 255, 135, 0.4); }
.card-amber-border:hover { border-color: rgba(255, 183, 3, 0.4); }

.service-icon {
  width: 50px;
  height: 50px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.icon-cyan { background: rgba(0, 242, 254, 0.08); border: 1px solid var(--border-scope); color: var(--scope-cyan); }
.icon-magenta { background: rgba(255, 42, 141, 0.08); border: 1px solid rgba(255, 42, 141, 0.3); color: var(--scope-magenta); }
.icon-green { background: rgba(0, 255, 135, 0.08); border: 1px solid rgba(0, 255, 135, 0.3); color: var(--scope-green); }
.icon-amber { background: rgba(255, 183, 3, 0.08); border: 1px solid rgba(255, 183, 3, 0.3); color: var(--scope-amber); }

.service-icon svg {
  width: 26px;
  height: 26px;
}

.service-title {
  font-family: var(--font-headline);
  font-size: 1.4rem;
  margin-bottom: 10px;
}

.service-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 20px;
}

.service-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.service-list li {
  font-size: 0.82rem;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 10px;
}

.service-list li::before {
  content: "✦";
  color: var(--scope-cyan);
  font-size: 0.75rem;
}

/* --------------------------------------------------------------------------
   11. CREATIVE METRICS (CHAPTER 05)
   -------------------------------------------------------------------------- */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.metric-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 32px 20px;
  text-align: center;
}

.metric-val {
  font-family: var(--font-mono);
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  font-weight: 800;
  color: var(--text-main);
}

.metric-plus {
  font-family: var(--font-mono);
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 800;
}

.metric-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 2px;
  font-weight: 700;
  margin-top: 8px;
  margin-bottom: 6px;
}

.metric-sub {
  font-size: 0.78rem;
  color: var(--text-dim);
}

/* --------------------------------------------------------------------------
   12. CONTACT & BOOKING (CHAPTER 06)
   -------------------------------------------------------------------------- */
.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 50px;
  align-items: start;
}

.contact-title {
  font-family: var(--font-headline);
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 16px;
}

.contact-desc {
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 32px;
}

.contact-info-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 36px;
}

.info-item {
  display: flex;
  align-items: center;
  gap: 16px;
}

.info-icon {
  font-size: 1.3rem;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.info-content {
  display: flex;
  flex-direction: column;
}

.info-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 2px;
  color: var(--text-dim);
  font-weight: 700;
}

.info-val {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-main);
}

.contact-social-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.social-pill {
  padding: 8px 14px;
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  color: var(--text-muted);
}

.social-pill:hover {
  border-color: var(--scope-cyan);
  color: var(--scope-cyan);
}

/* Booking Form */
.booking-form {
  background: var(--bg-card);
  border: 1px solid var(--border-scope);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.7);
}

.form-title {
  font-family: var(--font-headline);
  font-size: 1.3rem;
  margin-bottom: 20px;
  color: var(--scope-cyan);
}

.form-group {
  margin-bottom: 18px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 1.5px;
  font-weight: 700;
  color: var(--text-muted);
}

.form-group input, .form-group select, .form-group textarea {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg-darker);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  color: var(--text-main);
  font-family: inherit;
  font-size: 0.88rem;
  transition: border-color var(--transition-fast);
}

.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none;
  border-color: var(--scope-cyan);
  box-shadow: 0 0 10px var(--scope-cyan-glow);
}

.form-pills-selector {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
}

.type-pill {
  cursor: pointer;
}

.type-pill input {
  display: none;
}

.type-pill span {
  display: block;
  padding: 8px;
  text-align: center;
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-muted);
  transition: all var(--transition-fast);
}

.type-pill input:checked + span {
  background: var(--scope-cyan);
  color: #000;
  border-color: var(--scope-cyan);
  font-weight: 800;
}

.btn-submit-form {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 15px;
  background: linear-gradient(135deg, var(--scope-cyan), #00b4d8);
  color: #000;
  font-family: var(--font-mono);
  font-weight: 800;
  font-size: 0.85rem;
  letter-spacing: 2px;
  border-radius: var(--radius-pill);
  box-shadow: 0 0 25px var(--scope-cyan-glow);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.btn-submit-form:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 35px var(--scope-cyan);
}

.btn-submit-form svg {
  width: 18px;
  height: 18px;
}

.form-feedback {
  margin-top: 16px;
  padding: 12px;
  border-radius: var(--radius-md);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  text-align: center;
}

.form-feedback.success {
  background: rgba(0, 255, 135, 0.15);
  border: 1px solid var(--scope-green);
  color: var(--scope-green);
}

/* --------------------------------------------------------------------------
   13. VIDEO MODAL REFINEMENT
   -------------------------------------------------------------------------- */
.video-modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(5, 6, 8, 0.94);
  backdrop-filter: blur(16px);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s ease, visibility 0.4s ease;
}

.video-modal-backdrop.active {
  opacity: 1;
  visibility: visible;
}

.video-modal-dialog {
  position: relative;
  width: 100%;
  max-width: 860px;
  max-height: 92vh;
  overflow-y: auto;
  background: var(--bg-card);
  border: 1px solid var(--border-scope);
  border-radius: var(--radius-lg);
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.9);
}

.modal-close-btn {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: rgba(10, 12, 16, 0.85);
  border: 1px solid var(--border-glass);
  color: #fff;
  font-size: 1.4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
}

.modal-video-container {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #000;
}

.demo-video-player {
  position: relative;
  width: 100%;
  height: 100%;
}

.demo-video-player img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.demo-player-controls {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  padding: 14px 18px;
  background: linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.9));
  display: flex;
  align-items: center;
  gap: 14px;
}

.demo-play-btn {
  color: var(--scope-cyan);
}

.demo-play-btn svg {
  width: 22px;
  height: 22px;
}

.demo-timeline {
  flex: 1;
  height: 4px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 2px;
  overflow: hidden;
}

.demo-progress-fill {
  width: 30%;
  height: 100%;
  background: var(--scope-cyan);
}

.demo-time {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
}

.modal-details {
  padding: 20px;
}

.modal-cat {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 2px;
  font-weight: 700;
  color: var(--scope-cyan);
  display: block;
  margin-bottom: 4px;
}

.modal-title {
  font-family: var(--font-headline);
  font-size: 1.35rem;
  margin-bottom: 8px;
}

.modal-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 14px;
}

.modal-tools-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-dim);
}

.modal-tools-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

/* --------------------------------------------------------------------------
   14. FOOTER
   -------------------------------------------------------------------------- */
.site-footer {
  border-top: 1px solid var(--border-glass);
  padding: 36px 0;
  background: var(--bg-darker);
  position: relative;
  z-index: 2;
}

.footer-container {
  max-width: 1440px;
  margin: 0 auto;
  padding-left: calc(var(--chapter-rail-width) + 30px);
  padding-right: 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-brand-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 6px;
}

.footer-logo-img {
  height: 32px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 0 10px var(--scope-cyan-glow));
}

.footer-left .brand-name {
  font-family: var(--font-headline);
  font-weight: 700;
  color: var(--scope-cyan);
}

.footer-left p {
  font-size: 0.78rem;
  color: var(--text-dim);
}

.back-to-top {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 2px;
  font-weight: 700;
  color: var(--text-muted);
}

.back-to-top:hover {
  color: var(--scope-cyan);
}

.back-to-top svg {
  width: 16px;
  height: 16px;
}

/* --------------------------------------------------------------------------
   15. RESPONSIVE BREAKPOINTS
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  :root {
    --chapter-rail-width: 0px;
  }
  
  .chapter-rail {
    display: none;
  }
  
  .section-container, .hero-section, .footer-container {
    padding-left: 24px;
    padding-right: 24px;
  }

  .hero-container {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .portfolio-grid, .services-grid {
    grid-template-columns: 1fr;
  }

  .vfx-breakdown-steps, .metrics-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .contact-wrapper {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .desktop-nav {
    display: none;
  }

  .mobile-menu-btn {
    display: flex;
  }

  .hero-cta-group {
    flex-direction: column;
    align-items: stretch;
  }

  .vfx-breakdown-steps, .metrics-grid {
    grid-template-columns: 1fr;
  }

  .form-pills-selector {
    grid-template-columns: 1fr;
  }

  .showreel-thumbnail-wrap, .vfx-slider-widget {
    aspect-ratio: 16 / 10;
  }
}