/* ============================================
   MNO.CRM — MONOCHROME BY RAHIM
   Design System — Icy Chrome Palette
   ============================================ */

/* --- CUSTOM PROPERTIES --- */
:root {
  /* Icy Chrome / Steel Palette */
  --void:     #0A0A0A;
  --onyx:     #121212;
  --smoke:    #222429;
  --smoke-mid:#444955;
  --silver:   #A1A6B4;
  --frost:    #F0F1F3;
  --icy-chrome: #8F9FB2; 
  --cool-steel: rgba(143, 159, 178, 0.2);

  /* Typography */
  --font-display: 'Teko', 'Chakra Petch', 'Impact', sans-serif;
  --font-body:    'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono:    'JetBrains Mono', 'Courier New', monospace;

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 3rem;
  --space-xl: 5rem;
  --space-2xl: 8rem;

  /* Border */
  --border: 1.5px solid var(--smoke);
  --border-accent: 1.5px solid var(--icy-chrome);
  --transition-ease: cubic-bezier(0.16, 1, 0.3, 1);
  --transition-speed: 0.4s;
}

/* --- LIGHT THEME OVERRIDES --- */
body.light-theme {
  --void:        #F0F1F3; /* Frosty White */
  --onyx:        #FFFFFF; /* Pure White Surface */
  --smoke:       #E1E4E9; /* Light Grey Divider */
  --smoke-mid:   #A1A6B4;
  --silver:      #444955; /* Dark Text */
  --frost:       #0A0A0A; /* Black Headings */
  --icy-chrome:  #6D7C8E; /* Slightly deeper accent for readability */
  --cool-steel:  rgba(109, 124, 142, 0.1);
}


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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background-color: var(--void);
  color: var(--frost);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
}

/* --- NOISE OVERLAY --- */
body::after {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 128px 128px;
  transform: translateZ(0); /* Force GPU layer — prevents repainting on scroll */
}

/* --- TYPOGRAPHY --- */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 400;
  line-height: 0.95;
  color: var(--frost);
}

h1 {
  font-size: clamp(3.5rem, 15vw, 10rem);
  letter-spacing: 0.08em;
}

h2.section-title {
  font-size: clamp(2.5rem, 8vw, 5rem);
  letter-spacing: 0.05em;
  color: var(--frost); /* Bright, not muted */
  margin-bottom: var(--space-md);
  opacity: 1; /* Ensured no CSS muting */
}

h3 {
  font-size: clamp(1.2rem, 3vw, 1.8rem);
}

p {
  font-size: clamp(0.9rem, 2.5vw, 1.05rem);
  color: var(--silver);
  max-width: 55ch;
}

/* --- SCROLL NAV (SIDEBAR) --- */
.scroll-nav {
  position: fixed;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 900;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  opacity: 0; /* JS handles fade in/out on scroll */
  transition: opacity 0.4s ease;
  pointer-events: none; /* Just an indicator */
}

.scroll-nav__item {
  font-family: var(--font-mono);
  font-size: 0.55rem;
  letter-spacing: 0.2em;
  color: var(--smoke-mid);
  writing-mode: vertical-lr; /* Vertical text */
  text-transform: uppercase;
  transition: color 0.3s ease;
}

.scroll-nav__item.active {
  color: var(--icy-chrome);
}

.scroll-nav__line {
  width: 1px;
  height: 20px;
  background-color: var(--smoke-mid);
  transition: background-color 0.3s ease;
}

.scroll-nav__item.active + .scroll-nav__line {
  background-color: var(--icy-chrome);
}

@media (max-width: 768px) {
  .scroll-nav {
    display: none; /* Hide on mobile to save space */
  }
}

/* --- NAVIGATION BAR --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 5000; /* Pushed to the very top */
  padding: var(--space-md) var(--space-md) var(--space-md) 8px; /* Left padding set to 8px to place the logo close to the screen edge */
  display: flex;
  justify-content: space-between;
  align-items: center;
  pointer-events: none; /* Crucial: Let clicks pass through the empty bar */
}

/* Re-enable events for actual interactive children */
.nav__monogram,
.nav__overlay {
  pointer-events: auto !important;
}

/* Nav color swap handled by JS section-observer — no mix-blend-mode (GPU perf) */

/* Gallery page nav */
.gallery-page .nav {
  background: transparent;
}


.nav__monogram {
  cursor: pointer;
  z-index: 5002;
  position: relative;
  height: 68px; 
  width: 150px; /* Slightly sized down monogram */
  display: flex;
  align-items: center;
  overflow: hidden;
  transition: width 0.6s cubic-bezier(0.87, 0, 0.13, 1);
}

.nav--open .nav__monogram {
  width: 480px; /* Slightly sized down full wordmark */
}

/* PNGs still have large square padding — scale by width and shift left to crop the empty space */
.nav__logo-short, .nav__logo-full {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  transition: opacity 0.4s ease, transform 0.6s cubic-bezier(0.87, 0, 0.13, 1);
}

/* --- Standard Theme Layout Classes (Padded flat PNGs) --- */
.nav__logo-short.nav__logo-short--standard {
  width: 140px !important;
  left: -36px !important; /* Visible letters start at exactly +4px (+40px transparent padding) */
  opacity: 1;
}

.nav__logo-full.nav__logo-full--standard {
  width: 440px !important;
  left: -84px !important; /* Shifted left by 8px to align the first letter M perfectly with the closed monogram */
  opacity: 0;
  pointer-events: none;
  transform: translateY(-50%) translateY(10px);
}

/* --- Chrome Theme Layout Classes (Tight-cropped chrome PNGs) --- */
.nav__logo-short.nav__logo-short--chrome {
  width: 90px !important; 
  left: 4px !important; /* Visible letters start at exactly +4px (no transparent padding) */
  opacity: 1;
}

.nav__logo-full.nav__logo-full--chrome {
  width: 300px !important; 
  left: -2px !important; /* Shifted left by 6px to align the first letter M perfectly with the closed monogram */
  opacity: 0;
  pointer-events: none;
  transform: translateY(-50%) translateY(10px);
}

.nav--open .nav__logo-short {
  opacity: 0;
  transform: translateY(-50%) scale(0.9);
}

.nav--open .nav__logo-full {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(-50%) scale(1);
}

/* Logo Swapping Logic (Cleaned: No more overlapping logos) */
body:not(.light-theme) .logo-dark { display: none !important; }
body.light-theme .logo-light { display: none !important; }


.nav__overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100dvh; /* Dynamic Viewport Height for mobile browser bars */
  background: rgba(10, 10, 10, 0.98);
  z-index: 1001;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: flex-start; /* Shrink-wraps the child links */
  padding: 160px var(--space-md) 60px; /* Standardized padding */
  pointer-events: none;
  visibility: hidden; /* Blocks all clicks when closed */
  opacity: 0;
  transition: opacity 0.5s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.5s;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  will-change: opacity, visibility; /* GPU pre-hint for nav open/close */
  transform: translateZ(0); /* Force compositing layer */
}

body.light-theme .nav__overlay {
  background: rgba(240, 241, 243, 0.98);
}

.nav--open .nav__overlay {
  pointer-events: all;
  visibility: visible;
  opacity: 1;
  z-index: 5001;
}


.nav--open .nav__monogram {

}

/* Explicit Close Button */
.nav__close {
  position: absolute;
  top: 58px; /* Locked exactly on the horizontal axis of the logo center (24px top padding + 34px half logo height) */
  right: var(--space-md);
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 5003;
  opacity: 0;
  transform: translateY(-50%) translateY(-10px) rotate(-45deg);
  transition: opacity 0.4s cubic-bezier(0.16, 1, 0.3, 1), 
              transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  color: transparent !important; /* Hide the flat unicode 'X' text */
  font-size: 0 !important;
}

.nav--open .nav__close {
  opacity: 1;
  transform: translateY(-50%) translateY(0) rotate(0deg);
  transition-delay: 0.3s;
}

/* Custom Stark Brutalist X (Thick geometric bars with sharp edges) */
.nav__close::before,
.nav__close::after {
  content: '';
  position: absolute;
  width: 26px;
  height: 3.5px; /* Bold, solid thickness */
  background-color: var(--frost); /* Clean contrast matching the active theme */
  border-radius: 0; /* Sharp brutalist corners */
  transition: background-color 0.3s ease, transform 0.3s ease;
}

.nav__close::before {
  transform: rotate(45deg);
}

.nav__close::after {
  transform: rotate(-45deg);
}

.nav__close:hover {
  transform: translateY(-50%) scale(1.15) rotate(90deg); /* Centered mechanical spin + scale */
}

.nav__close:hover::before,
.nav__close:hover::after {
  background-color: var(--icy-chrome); /* Glows with the signature icy chrome color on hover */
}

.nav__link {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 10vw, 5rem);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--frost);
  display: block;
  width: max-content; /* Crushes the clickable hitbox to only the letters */
  padding: 0.15em 0;
  opacity: 0;
  transform: translateY(30px);
  transition: color 0.4s ease, transform 0.4s ease, opacity 0.4s ease;
  position: relative;
  text-decoration: none;
}

.nav--open .nav__link {
  opacity: 1;
  transform: translateY(0);
}

.nav--open .nav__link:nth-child(1) { transition-delay: 0.15s; }
.nav--open .nav__link:nth-child(2) { transition-delay: 0.22s; }
.nav--open .nav__link:nth-child(3) { transition-delay: 0.29s; }
.nav--open .nav__link:nth-child(4) { transition-delay: 0.36s; }
.nav--open .nav__link:nth-child(5) { transition-delay: 0.43s; }

.nav__link:hover {
  color: var(--icy-chrome);
  transform: translateX(0.5em);
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  transform: scaleX(0);
  transform-origin: left;
  height: 2px;
  background: var(--icy-chrome);
  transition: transform 0.3s ease;
}

.nav__link:hover::after {
  transform: scaleX(1);
}




/* --- HERO SECTION --- */
#hero {
  height: 100vh;
  height: 100dvh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  position: relative;
  background: var(--void);
  overflow: hidden;
  contain: layout style; /* Isolate hero rendering from the rest of the page */
}


#hero-model {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  --poster-color: transparent; /* Hides default poster */
}

/* Force mobile iframe to be wider so Sketchfab zooms out vertically */
@media (max-width: 768px) {
  .sketchfab-iframe {
    width: 200vw !important;
    left: -50vw !important; 
  }
}

/* Ensure model viewer isn't blocking text clicks entirely */
#hero-curtain {
  transition: opacity 1.1s cubic-bezier(0.22, 1, 0.36, 1);
}

/* Duplicate #hero-model block removed — consolidated above */

#hero-model::part(default-progress-bar) {
  display: none;
}

/* Model visibility is now handled by #hero-curtain */
#grillz-model {
  background-color: transparent !important;
  --poster-color: transparent !important;
  transition: border-color 0.3s ease; 
  opacity: 1;
  visibility: visible;
}

.mv-reveal {
  background-color: transparent !important;
  --poster-color: transparent !important;
  transition: border-color 0.3s ease; 
  opacity: 0;
  visibility: hidden;
  transform: scale(0.9);
  will-change: transform, opacity; /* GPU pre-hint for cinematic reveal */
}

#grillz-model.revealed,
.mv-reveal.revealed {
  opacity: 1 !important;
  transform: scale(1);
}

/* --- MOBILE 3D LOCK --- */
.mv-unlock-overlay {
  position: fixed;
  bottom: 2rem;
  right: 1.5rem;
  z-index: 9999;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.4s ease, visibility 0.4s ease;
}

.mv-unlock-btn {
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--onyx) !important;

  border: 1px solid var(--smoke);
  cursor: pointer;
  pointer-events: all;
  border-radius: 4px;
  box-shadow: 0 4px 15px rgba(0,0,0,0.15);
  /* RESTRICTED TRANSITIONS: Prevents color flickering */
  transition: background 0.3s ease, border-color 0.3s ease, transform 0.3s ease;
}

.mv-unlock-btn svg {
  /* SNAPPING COLOR: No transition to prevent intermediate shifting */
  stroke: var(--frost) !important;
  transition: none !important;
}

/* PREVENT STICKY HOVER ON MOBILE */
@media (hover: hover) {
  .mv-unlock-btn:hover {
    background: var(--icy-chrome);
    border-color: var(--icy-chrome);
    transform: scale(1.05); /* Added slight scale for better feedback */
  }
}

/* Touch feedback for mobile (briefly triggers on tap) */
.mv-unlock-btn:active {
  background: var(--icy-chrome);
  transform: scale(0.95);
}

/* Model is locked by default on mobile screen sizes */
@media (max-width: 1024px) {
  .mv-lock-active model-viewer {
    pointer-events: none !important;
  }
  .mv-lock-active .mv-unlock-overlay {
    opacity: 1;
    visibility: visible;
    pointer-events: all;
  }
}

.hero__content {
  position: relative;
  z-index: 2;
  padding: 0; /* Removed constraints to allow supreme logo scaling */
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  pointer-events: none; /* Let model be drag-able behind text */
}

.hero__subtitle {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--icy-chrome);
  margin-bottom: var(--space-sm);
}

.hero__title {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 2; /* keep above 3D model */
  width: 100%;
  overflow: visible; /* Ensure scaled children don't clip */
}

/* PNGs have different padding/aspect ratios — layout is adjusted dynamically via modifier classes */
.hero__title-img {
  height: auto !important;
  flex-shrink: 0 !important;
  z-index: 2;
  transition: opacity 0.5s ease;
  pointer-events: none;
}

/* Chrome Logo: tightly cropped, needs absolutely no negative margins */
.hero__title-img--chrome {
  width: 100vw !important; /* Prominent size on mobile */
  margin-top: 0 !important;
  margin-bottom: 0 !important;
}

/* Standard Logo: square 1:1, contains huge transparent top/bottom padding */
.hero__title-img--standard {
  width: 130vw !important;
  margin-top: -45vw !important;
  margin-bottom: -45vw !important;
}

/* Hero Logo Theme Swapping */
body:not(.light-theme) .hero__logo-dark { display: none !important; }
body.light-theme .hero__logo-light { display: none !important; }

.hero__tagline {
  position: relative;
  z-index: 10;
  margin-top: var(--space-md);
  color: #FFFFFF !important; /* Forced white for maximum contrast against 3D */
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 0.75rem;
  font-family: var(--font-mono);
}

/* Light Theme Hero Text Overrides */
body.light-theme .hero__tagline {
  color: #1A1A1A !important; /* Deep charcoal for perfect legibility in light mode */
  opacity: 1;
}

.hero__scroll {
  position: absolute;
  bottom: var(--space-lg);
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.hero__scroll-text {
  font-family: var(--font-mono);
  font-size: 0.55rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--smoke-mid);
  writing-mode: vertical-lr;
}

.hero__scroll-line {
  width: 1.5px;
  height: 50px;
  background: linear-gradient(to bottom, var(--icy-chrome), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; transform: scaleY(0.6); }
  50%      { opacity: 1;   transform: scaleY(1); }
}

/* --- SECTION LABELS --- */
.section-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--icy-chrome);
  margin-bottom: var(--space-sm);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.section-label::before {
  content: '';
  display: inline-block;
  width: 30px;
  height: 1.5px;
  background: var(--icy-chrome);
}

.section {
  position: relative;
  padding: var(--space-xl) var(--space-md);
  overflow: hidden;
  min-height: 100vh;
  min-height: 100dvh; /* Prevents mobile address bar jitter */
  content-visibility: auto; /* Only paint this section when it approaches the viewport */
  contain-intrinsic-size: auto 100vh; /* Estimated size for content-visibility */
}


.section__inner {
  max-width: 1200px;
  margin: 0 auto;
}

/* --- WORK SECTION --- */
#work {
  background: var(--onyx);
}

.work__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
}

.work__item {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4/5;
  background: var(--smoke);
  will-change: transform; /* GPU hint for hover scale */
  contain: layout paint; /* Isolate repaint boundaries */
}

.work__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1), filter 0.6s ease;
  filter: grayscale(100%) brightness(0.9);
}

.work__item:hover img {
  transform: scale(1.05);
  filter: grayscale(0%) brightness(1.1);
}

.work__item--hidden {
  display: none !important;
}

.work__more {
  margin-top: var(--space-lg);
  display: flex;
  justify-content: center;
}

/* --- CATEGORY SWITCHER (GALLERY) --- */
.category-switcher {
  display: flex;
  justify-content: center;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
  padding: var(--space-sm) var(--space-md);
  background: transparent;
  border-bottom: none;
  position: sticky;
  top: 80px; /* Sticks under the main nav on scroll */
  z-index: 100;
}

/* --- IMAGE SCROLL REVEAL (Grayscale to Color) --- */
/* GSAP controls filter/opacity/scale dynamically via inline styles in script.js.
   Do NOT set filter, opacity, or transition here — it fights GSAP and kills the effect. */

.cat-btn {
  background: transparent;
  border: none;
  font-family: var(--font-display);
  font-size: 1.5rem;
  letter-spacing: 0.1em;
  color: var(--smoke-mid);
  cursor: pointer;
  padding: 0.5rem 1.5rem;
  transition: var(--transition);
  position: relative;
}

.cat-btn::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 100%;
  transform: scaleX(0);
  transform-origin: center;
  height: 2px;
  background: var(--icy-chrome);
  transition: transform var(--transition-speed) var(--transition-ease);
  /* translateX(-50%) removed — transform now used for scaleX */
}

.cat-btn.active {
  color: var(--frost);
}

.cat-btn.active::after {
  transform: scaleX(1);
}

.cat-btn:hover {
  color: var(--icy-chrome);
}


.btn--outline {
  background: transparent;
  color: var(--icy-chrome);
  border: 2px solid var(--icy-chrome);
  box-shadow: 3px 3px 0 var(--smoke);
}

.btn--outline:hover {
  background: var(--icy-chrome);
  color: var(--void);
}

.work__item-label {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--space-sm) var(--space-md);
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--frost);
  background: linear-gradient(to top, rgba(10,10,10,0.9), transparent);
  transform: translateY(100%);
  transition: transform 0.4s ease;
}

.work__item:hover .work__item-label {
  transform: translateY(0);
}

/* --- ABOUT SECTION --- */
#about {
  background: var(--void);
}

.about__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  align-items: center;
}

.about__text {
  order: 2;
}

.about__stamp {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--icy-chrome);
  padding: 0.5em 1em;
  border: 1.5px solid var(--icy-chrome);
  margin-top: var(--space-sm);
}

.about__image {
  order: 1;
  position: relative;
}

.about__image img {
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
  position: relative;
  z-index: 1; /* Sit above the decorative border */
  filter: none; /* Removed grayscale to ensure replacement is obvious */
}

.about__image::after {
  content: '';
  position: absolute;
  top: 12px;
  left: 12px;
  width: 100%;
  height: 100%;
  border: var(--border-accent);
  z-index: 0; /* Behind the image */
}

/* --- BOOKING SECTION --- */
#booking {
  background: var(--onyx);
}

/* --- 3D MODEL REVEAL (Sketchfab Style) --- */
@keyframes zoomReveal {
  0%   { opacity: 1; transform: scale(0.3); visibility: visible; }
  100% { opacity: 1; transform: scale(1); visibility: visible; }
}




#grillz-model {
  opacity: 1;
  visibility: hidden;
  pointer-events: none;
  transform: scale(0.3);
  /* filter removed — CSS filter on WebGL canvas forces CPU readback */
  will-change: transform, opacity; /* GPU pre-hint for cinematic reveal */
}

#grillz-model.revealed,
.mv-reveal.revealed {
  /* Luxury Ease: Very slow start, very smooth finish */
  animation: zoomReveal 2.2s cubic-bezier(0.85, 0, 0.15, 1) forwards;
  pointer-events: auto;
}



/* --- VIGNETTE --- */
.vignette {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  background: radial-gradient(
    ellipse at center,
    transparent 65%,
    var(--void) 100%
  );
  z-index: 2; /* Sits on top of the model */
  transform: translateZ(0); /* Force GPU layer — prevent repaint on scroll */
}

.booking__header {
  margin-bottom: var(--space-lg);
}

.booking__form {
  max-width: 600px;
}

.form__group {
  margin-bottom: var(--space-md);
}

.form__label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--silver);
  margin-bottom: var(--space-xs);
}

.form__input,
.form__textarea,
.form__select {
  width: 100%;
  max-width: 100%; /* prevent leaking */
  box-sizing: border-box;
  padding: 1rem;
  background: var(--void);
  border: var(--border);
  color: var(--frost);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
  outline: none;
  -webkit-appearance: none;
  appearance: none;
  border-radius: 0;
}

@media (max-width: 480px) {
  .form__input,
  .form__textarea,
  .form__select {
    padding: 0.8rem; /* Slightly tighter for small screens */
    font-size: 0.95rem;
  }
}

.form__input:focus,
.form__textarea:focus,
.form__select:focus {
  border-color: var(--icy-chrome);
  box-shadow: 0 0 0 1px var(--cool-steel);
}

.form__input::placeholder,
.form__textarea::placeholder {
  color: var(--smoke-mid);
}

.form__textarea {
  min-height: 150px;
  resize: vertical;
}

/* Custom select arrow */
.form__select {
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%238F9FB2' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 3rem;
}

.form__select option {
  background: var(--onyx);
  color: var(--frost);
}

/* --- BUTTONS --- */
.btn {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 1.25rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.8em 2.5em;
  cursor: pointer;
  border: 2px solid var(--icy-chrome);
  background: var(--icy-chrome);
  color: var(--void);
  position: relative;
  transition: background-color 0.2s ease, color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
  box-shadow: 5px 5px 0 var(--smoke);
}

.btn:hover {
  background: transparent;
  color: var(--icy-chrome);
  box-shadow: 2px 2px 0 var(--icy-chrome);
  transform: translate(3px, 3px);
}

.btn:active {
  box-shadow: none;
  transform: translate(5px, 5px);
}

/* --- FOOTER --- */
.footer {
  background: var(--void);
  border-top: var(--border);
  padding: var(--space-lg) var(--space-md);
  text-align: center;
}

.footer__stamp {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--smoke-mid);
}

.footer__stamp span {
  color: var(--icy-chrome);
}

.footer__links {
  margin-top: var(--space-sm);
  display: flex;
  justify-content: center;
  gap: var(--space-md);
}

.footer__link {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--smoke-mid);
  transition: color 0.3s ease;
}

.footer__link:hover {
  color: var(--icy-chrome);
}

/* --- SCROLL REVEAL UTILITY (GSAP OVERRIDES) --- */
/* The elements start hidden. GSAP will animate them in. */
.reveal--side-left, .reveal--side-right {
  opacity: 0;
  visibility: hidden; /* Prevent flicker before JS hooks in */
  will-change: transform, opacity; /* Prepare GPU for GSAP animation */
  transform: translateZ(0); /* Force compositing layer */
}



/* --- RESPONSIVE: TABLET+ --- */
@media (min-width: 768px) {
  .section {
    padding: var(--space-2xl) var(--space-lg);
  }

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

  .about__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
  }

  .about__text {
    order: 1;
  }

  .about__image {
    order: 2;
  }

  .hero__title-img--chrome {
    width: 72vw !important; /* Prominent desktop size */
    margin-top: 0 !important;
    margin-bottom: 0 !important;
  }

  .hero__title-img--standard {
    width: 90vw !important;
    margin-top: -30vw !important;
    margin-bottom: -30vw !important;
  }

  .nav__link {
    font-size: clamp(2.2rem, 4.5vw, 3.8rem); /* Slightly smaller for desktop to prevent overflow */
  }
}

/* --- RESPONSIVE: DESKTOP --- */
@media (min-width: 1024px) {
  .work__grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .work__item:nth-child(1) {
    grid-column: span 2;
    aspect-ratio: 16/9;
  }

  .work__item:nth-child(4) {
    grid-column: span 2;
    aspect-ratio: 16/9;
  }

  .booking__form {
    max-width: 650px;
  }
}

/* --- BODY SCROLL LOCK --- */
body.no-scroll {
  overflow: hidden;
}

/* --- SELECTION --- */
::selection {
  background: var(--icy-chrome);
  color: var(--void);
}

/* --- SCROLLBAR --- */
::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: var(--void);
}

::-webkit-scrollbar-thumb {
  background: var(--smoke);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--icy-chrome);
}

/* --- NAVIGATION FOOTER & CONTROLS --- */
.nav__footer {
  margin-top: auto; /* Pushes to bottom of flex container */
  padding-top: 50px; /* Mandatory safety buffer between links and footer */
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  z-index: 10;
  pointer-events: none;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s ease, visibility 0.4s;
}

.nav--open .nav__footer {
  opacity: 1;
  visibility: visible;
  pointer-events: all;
}

.nav__footer-row {
  display: flex;
  flex-direction: row;
  align-items: center; /* PERFECT ALIGNMENT */
  justify-content: center;
  gap: 2.5rem;
  width: 100%;
}

.nav__footer-text {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.12em;
  color: var(--smoke-mid);
  text-transform: uppercase;
  margin: 0;
  opacity: 0.7;
}

.theme-toggle {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  cursor: pointer;
  padding: 0.6rem 1.2rem;
  border: 1.5px solid var(--smoke);
  background: var(--onyx);
  transition: all 0.3s ease;
}

.theme-toggle:hover {
  border-color: var(--icy-chrome);
  background: var(--smoke);
}

.theme-toggle__text {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--silver);
}

/* --- ADMIN TRIGGER & MODAL --- */
.admin-trigger {
  width: 60px !important;
  height: 60px !important;
  cursor: pointer;
  opacity: 0.25;
  transition: all 0.3s ease;
  display: flex !important;
  align-items: center;
  justify-content: center;
  z-index: 99999 !important;
  pointer-events: auto !important;
  background: transparent;
  /* NO MARGIN TOP HERE */
}

.admin-trigger:hover {
  opacity: 1;
  transform: scale(1.1);
}

.admin-trigger img {
  width: 55px !important;
  height: 55px !important;
  object-fit: contain !important;
  pointer-events: none !important;
}

/* Shimmering Effect */
@keyframes shimmering {
  0%, 100% { opacity: 0.7; }
  50%      { opacity: 1; }
}

.admin-trigger.shimmering {
  animation: shimmering 3s infinite ease-in-out;
  will-change: opacity;
}

/* Mobile Adjustments */
@media (max-width: 768px) {
  .nav__footer-row {
    gap: 1.5rem;
  }
  .admin-trigger {
    width: 65px !important;
    height: 65px !important;
  }
}

.admin-modal {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: rgba(10, 10, 10, 0.95);
  z-index: 100000;
  display: none;
  align-items: center;
  justify-content: center;
  /* backdrop-filter removed — GPU perf */
}

body.light-theme .admin-modal {
  background: rgba(240, 241, 243, 0.95);
}

.admin-modal.active {
  display: flex !important;
}

.admin-modal__content {
  text-align: center;
  max-width: 400px;
  width: 90%;
}

.admin-modal__input {
  width: 100%;
  background: transparent;
  border: none;
  border-bottom: 2px solid var(--icy-chrome);
  color: var(--frost);
  font-family: var(--font-mono);
  font-size: 1.5rem;
  text-align: center;
  margin: 2rem 0;
  outline: none;
  letter-spacing: 0.3em;
}

body.light-theme .admin-modal__input {
  border-bottom: 2px solid var(--silver);
}

/* --- MODEL VIEWER PROGRESS BAR --- */
#grillz-model::part(default-progress-bar) {
  display: none !important;
}