/* ============================================================
   ZENITH MOTORWORKS — Haute Horlogerie of Automotive Engineering
   Ultra-Luxury Dark Atelier & Flawless Responsive Design System
   ============================================================ */

:root {
  /* Core Palette */
  --bg-void: #090a0d;
  --bg-surface: rgba(18, 21, 29, 0.75);
  --bg-surface-elevated: rgba(24, 28, 38, 0.94);
  --bg-card: rgba(16, 20, 28, 0.82);
  
  --accent-gold: #d4af37;
  --accent-gold-bright: #f5d77f;
  --accent-amber: #cf8f45;
  --accent-amber-glow: rgba(207, 143, 69, 0.4);
  
  --text-primary: #f8fafc;
  --text-secondary: #cbd5e1;
  --text-muted: #8896ab;
  
  --border-subtle: rgba(241, 245, 249, 0.12);
  --border-glass: rgba(240, 233, 220, 0.25);
  --border-gold: rgba(212, 175, 55, 0.5);

  /* Typography */
  --font-display: "Syne", "Avenir Next", "Century Gothic", sans-serif;
  --font-serif: "Cinzel", Georgia, serif;
  --font-sans: "Plus Jakarta Sans", "Avenir Next", -apple-system, sans-serif;

  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
}

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

html, body {
  width: 100%;
  min-height: 100%;
  background-color: var(--bg-void);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-weight: 400;
  line-height: 1.4;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Enable document-level scrolling */
html {
  overflow-x: hidden;
  overflow-y: scroll;
}

body {
  overflow-x: hidden;
  user-select: none;
  -webkit-user-select: none;
}

/* Allow text selection in forms and editorial reading articles */
input, textarea, select, .journal-hero-excerpt, .journal-snippet, .stream-desc, .modal-desc, .anatomy-detail, .bento-desc {
  user-select: text;
  -webkit-user-select: text;
}

/* Security Shield Toast Notification */
.security-shield-toast {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 99999;
  background: rgba(11, 14, 20, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(212, 175, 55, 0.6);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.8), 0 0 30px rgba(212, 175, 55, 0.25);
  border-radius: 8px;
  padding: 0.9rem 1.4rem;
  max-width: 420px;
  opacity: 0;
  transform: translateY(20px) scale(0.95);
  pointer-events: none;
  transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.security-shield-toast.active {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

.shield-toast-inner {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.shield-icon {
  font-size: 1.4rem;
  color: var(--accent-gold);
  filter: drop-shadow(0 0 8px var(--accent-gold));
}

.shield-text strong {
  display: block;
  font-family: var(--font-display);
  font-size: 0.78rem;
  letter-spacing: 0.15em;
  color: var(--accent-gold);
  margin-bottom: 0.2rem;
}

.shield-text p {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.35;
}

/* Scroll Runway: drives the scroll scrub without blocking stage interactions */
.scroll-space {
  height: 700vh;
  pointer-events: none;
  visibility: hidden;
}

.no-film .scroll-space {
  display: none;
}

/* ============================================================
   0. PRELOADER SCREEN
   ============================================================ */
.preloader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: radial-gradient(circle at center, #141824 0%, #07080a 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.6s var(--ease-out-expo), visibility 0.6s ease;
}

.preloader.loaded {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.preloader-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 1rem;
}

.preloader-emblem {
  position: relative;
  width: 80px;
  height: 80px;
}

.preloader-svg {
  width: 100%;
  height: 100%;
  transform: rotate(-90deg);
}

.preloader-ring-bg {
  fill: none;
  stroke: rgba(255, 255, 255, 0.08);
  stroke-width: 3;
}

.preloader-ring-val {
  fill: none;
  stroke: var(--accent-gold);
  stroke-width: 3;
  stroke-dasharray: 276.46;
  stroke-dashoffset: 276.46;
  stroke-linecap: round;
  transition: stroke-dashoffset 0.1s ease-out;
}

.preloader-monogram {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  color: var(--accent-gold);
  text-shadow: 0 0 15px var(--accent-amber-glow);
}

.preloader-brand {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.3em;
  color: var(--text-primary);
}

.preloader-status {
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  color: var(--text-muted);
}

.preloader-counter {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--accent-gold);
}


/* ============================================================
   1. FIXED HERO STAGE (The Master Viewport Canvas)
   ============================================================ */
.stage {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  overflow: hidden;
  background-color: var(--bg-void);
  z-index: 1;
}

/* Layer 1: Background plate */
.bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  z-index: 1;
}

/* Layer 2: Giant outline display word - PERFECTLY CENTERED & BALANCED */
.display-word {
  position: absolute;
  z-index: 2;
  left: 50%;
  top: 19vh;
  transform: translateX(-50%);
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 8vw, 7.8rem);
  line-height: 1;
  font-weight: 700;
  letter-spacing: clamp(0.08em, 0.14vw, 0.18em);
  white-space: nowrap;
  color: transparent;
  -webkit-text-stroke: 1.5px rgba(245, 240, 230, 0.82);
  text-align: center;
  pointer-events: none;
  user-select: none;
  max-width: 90vw;
}

/* Layer 3c: Front copy of the display word above the film canvas */
.display-word--front {
  z-index: 4;
  opacity: 0;
  will-change: opacity;
}

/* Layer 3: Hero car + reflection */
.car-layer {
  position: absolute;
  z-index: 3;
  left: 23.2%;
  width: 64.5%;
  bottom: 23.5%;
  pointer-events: none;
  user-select: none;
  will-change: opacity;
}

.car {
  display: block;
  width: 100%;
  height: auto;
}

.car-reflection {
  position: absolute;
  top: 99%;
  left: 0;
  width: 100%;
  height: auto;
  transform: scaleY(-1);
  opacity: 0.22;
  -webkit-mask-image: linear-gradient(to top, rgba(0, 0, 0, 1) 0%, rgba(0, 0, 0, 0) 30%);
  mask-image: linear-gradient(to top, rgba(0, 0, 0, 1) 0%, rgba(0, 0, 0, 0) 30%);
}

/* Layer 3b: Canvas Film for scroll dismantling */
.film {
  position: absolute;
  inset: 0;
  z-index: 3;
  opacity: 0;
  pointer-events: none;
  will-change: opacity;
}


/* ============================================================
   2. HEADER & BRAND NAVIGATION (Layer 4 UI)
   ============================================================ */
.header {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: clamp(1rem, 2.8vh, 2.2rem) clamp(1.2rem, 3.6vw, 3.2rem);
}

.brand-group {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
}

.logo {
  width: clamp(28px, 2.2vw, 38px);
  height: clamp(28px, 2.2vw, 38px);
  filter: drop-shadow(0 0 8px rgba(212, 175, 55, 0.4));
  transition: transform 0.3s ease;
}

.brand-group:hover .logo {
  transform: rotate(20deg) scale(1.05);
}

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

.brand-name {
  font-family: var(--font-display);
  font-size: clamp(0.72rem, 0.78vw, 0.95rem);
  font-weight: 700;
  letter-spacing: 0.25em;
  color: var(--text-primary);
  white-space: nowrap;
}

.brand-sub {
  margin-top: 2px;
  font-size: clamp(0.5rem, 0.52vw, 0.65rem);
  letter-spacing: 0.2em;
  color: var(--accent-gold);
  white-space: nowrap;
}

/* Centered Top Nav with Glass Capsule */
.nav {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 1.8vw, 2rem);
  background: rgba(16, 20, 28, 0.55);
  border: 1px solid var(--border-subtle);
  border-radius: 100px;
  padding: 0.45rem 1.4rem;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
}

.nav-link {
  background: none;
  border: none;
  font-family: var(--font-sans);
  font-size: clamp(0.62rem, 0.68vw, 0.8rem);
  font-weight: 600;
  letter-spacing: 0.2em;
  color: #efe9df;
  cursor: pointer;
  position: relative;
  padding: 0.2rem 0;
  transition: color 0.2s ease;
  white-space: nowrap;
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--accent-gold);
  transition: width 0.3s var(--ease-out-expo);
}

.nav-link:hover {
  color: var(--accent-gold);
}

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

/* Header Actions (Sound + Book CTA) */
.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.audio-toggle {
  background: rgba(18, 22, 30, 0.55);
  border: 1px solid var(--border-glass);
  border-radius: 100px;
  padding: 0.55rem 0.9rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: all 0.2s ease;
}

.audio-toggle:hover {
  border-color: var(--accent-gold);
  background: rgba(212, 175, 55, 0.15);
}

.audio-bars {
  display: flex;
  align-items: flex-end;
  gap: 2px;
  height: 10px;
}

.audio-bars .bar {
  width: 2px;
  height: 3px;
  background-color: var(--text-muted);
  border-radius: 1px;
  transition: height 0.2s ease, background-color 0.2s ease;
}

.audio-toggle.active .bar {
  background-color: var(--accent-gold);
  animation: audioWave 1.2s ease-in-out infinite alternate;
}

.audio-toggle.active .bar-1 { animation-delay: 0s; }
.audio-toggle.active .bar-2 { animation-delay: 0.3s; }
.audio-toggle.active .bar-3 { animation-delay: 0.6s; }

@keyframes audioWave {
  0% { height: 3px; }
  100% { height: 10px; }
}

.audio-text {
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  color: var(--text-secondary);
}

/* Luxury CTA Pill */
.cta {
  background: rgba(18, 13, 9, 0.55);
  border: 1px solid var(--border-glass);
  border-radius: 100px;
  padding: 0.55rem 1.2rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-sans);
  font-size: clamp(0.62rem, 0.68vw, 0.8rem);
  font-weight: 600;
  letter-spacing: 0.18em;
  color: #f7f2ea;
  cursor: pointer;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: all 0.3s var(--ease-out-expo);
  white-space: nowrap;
}

.cta:hover {
  background: linear-gradient(135deg, rgba(212, 175, 55, 0.25), rgba(207, 143, 69, 0.4));
  border-color: var(--accent-gold);
  transform: translateY(-1px);
  box-shadow: 0 4px 20px rgba(212, 175, 55, 0.25);
}

.cta-arrow {
  color: var(--accent-gold);
  transition: transform 0.2s ease;
}

.cta:hover .cta-arrow {
  transform: translate(2px, -2px);
}

/* Mobile Toggle */
.mobile-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 38px;
  height: 38px;
  background: rgba(18, 22, 30, 0.6);
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  cursor: pointer;
  padding: 8px;
}

.mobile-toggle .menu-line {
  width: 100%;
  height: 2px;
  background-color: var(--text-primary);
  transition: transform 0.2s ease;
}


/* ============================================================
   3. LEFT SIGNATURE BLOCK (Layer 4 UI)
   ============================================================ */
.left-block {
  position: absolute;
  z-index: 10;
  left: 4.5%;
  top: 48%;
  transform: translateY(-50%);
  width: 16vw;
  max-width: 240px;
}

.left-rule {
  position: absolute;
  left: -0.75rem;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(
    to bottom,
    var(--accent-gold) 0%,
    var(--accent-amber) 25%,
    rgba(120, 110, 95, 0.5) 100%
  );
}

.kicker {
  font-family: var(--font-sans);
  font-size: clamp(0.5rem, 0.55vw, 0.65rem);
  font-weight: 600;
  letter-spacing: 0.22em;
  color: var(--accent-gold);
  margin-bottom: 0.4rem;
}

.headline {
  font-family: var(--font-display);
  font-size: clamp(1rem, 1.15vw, 1.5rem);
  font-weight: 700;
  letter-spacing: 0.04em;
  color: #f8f3eb;
  line-height: 1.2;
  margin-bottom: 0.4rem;
}

.tagline {
  font-size: clamp(0.65rem, 0.68vw, 0.85rem);
  color: #cbd5e1;
  line-height: 1.35;
  margin-bottom: 0.6rem;
}

.left-block-link {
  background: none;
  border: none;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-family: var(--font-sans);
  font-size: clamp(0.55rem, 0.6vw, 0.72rem);
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--accent-gold);
  cursor: pointer;
  padding: 0;
  transition: color 0.2s ease;
}

.left-block-link:hover {
  color: #ffffff;
}


/* ============================================================
   4. RIGHT RAIL (Layer 4 UI)
   ============================================================ */
.rail {
  position: absolute;
  z-index: 10;
  right: 3.5%;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2.5rem;
}

.rail-vertical {
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  font-family: var(--font-display);
  font-size: clamp(0.5rem, 0.56vw, 0.7rem);
  font-weight: 600;
  letter-spacing: 0.28em;
  color: #e2dacd;
  white-space: nowrap;
}

.rail-count {
  font-family: var(--font-display);
  font-size: clamp(0.6rem, 0.66vw, 0.85rem);
  letter-spacing: 0.15em;
  color: var(--text-primary);
}

.rail-current {
  color: var(--accent-gold);
  font-weight: 700;
}

.rail-total {
  color: rgba(214, 206, 194, 0.55);
}


/* ============================================================
   5. INTERACTIVE HOTSPOT (Layer 4 UI)
   ============================================================ */
.hotspot-btn {
  position: absolute;
  z-index: 10;
  left: 64.5%;
  top: 69.9%;
  width: clamp(32px, 2.6vw, 44px);
  height: clamp(32px, 2.6vw, 44px);
  transform: translate(-50%, -50%);
  border-radius: 50%;
  border: 1.5px solid rgba(214, 152, 74, 0.95);
  background: rgba(18, 13, 9, 0.35);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  transition: transform 0.25s var(--ease-out-expo);
}

.hotspot-btn:hover {
  transform: translate(-50%, -50%) scale(1.18);
  border-color: #ffffff;
}

.hotspot-core {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background-color: #ffffff;
  box-shadow: 0 0 8px #ffffff;
}

.hotspot-pulse {
  position: absolute;
  inset: -6px;
  border-radius: 50%;
  border: 1px solid var(--accent-gold);
  animation: pulseHalo 2s cubic-bezier(0.25, 1, 0.5, 1) infinite;
}

@keyframes pulseHalo {
  0% { transform: scale(0.8); opacity: 0.9; }
  100% { transform: scale(1.8); opacity: 0; }
}

.hotspot-tooltip {
  position: absolute;
  bottom: calc(100% + 10px);
  left: 50%;
  transform: translateX(-50%) translateY(5px);
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-gold);
  border-radius: 6px;
  padding: 0.5rem 0.8rem;
  display: flex;
  flex-direction: column;
  gap: 2px;
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.6);
  transition: all 0.2s var(--ease-out-expo);
}

.hotspot-btn:hover .hotspot-tooltip {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.hotspot-tag {
  font-size: 0.52rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--accent-gold);
}

.hotspot-title {
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text-primary);
}


/* ============================================================
   6. BOTTOM SERVICE BAR (Layer 4 UI)
   ============================================================ */
.service-bar {
  position: absolute;
  z-index: 10;
  left: 50%;
  transform: translateX(-50%);
  bottom: 10.5vh;
  width: 68vw;
  max-width: 980px;
  height: clamp(52px, 7.2vh, 68px);
  border-radius: 12px;
  border: 1px solid rgba(240, 233, 220, 0.25);
  background: linear-gradient(to right, rgba(26, 18, 11, 0.4), rgba(58, 44, 30, 0.55));
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.5rem;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.35);
}

.service {
  background: none;
  border: none;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  cursor: pointer;
  text-align: left;
  padding: 0.3rem 0.6rem;
  border-radius: 6px;
  transition: background 0.2s ease;
}

.service:hover {
  background: rgba(255, 255, 255, 0.06);
}

.num {
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 1.4vw, 1.6rem);
  font-weight: 300;
  letter-spacing: 0.04em;
  color: var(--accent-gold);
}

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

.s-title {
  font-family: var(--font-sans);
  font-size: clamp(0.62rem, 0.68vw, 0.8rem);
  font-weight: 700;
  letter-spacing: 0.15em;
  color: #f7f2ea;
  white-space: nowrap;
}

.s-sub {
  font-size: clamp(0.52rem, 0.58vw, 0.7rem);
  font-weight: 400;
  letter-spacing: 0.12em;
  color: #c6bcb0;
  white-space: nowrap;
}

.s-sub.gold {
  color: #d99e58;
}

.sep {
  width: 1px;
  height: 32px;
  background: rgba(255, 255, 255, 0.18);
}

.view-service {
  background: none;
  border: none;
  display: flex;
  align-items: center;
  gap: 0.3rem;
  font-family: var(--font-sans);
  font-size: clamp(0.62rem, 0.68vw, 0.8rem);
  font-weight: 700;
  letter-spacing: 0.2em;
  color: #d99e58;
  cursor: pointer;
  white-space: nowrap;
  padding: 0.4rem 0.6rem;
  border-radius: 6px;
  transition: color 0.2s ease;
}

.view-service:hover {
  color: #ffffff;
}


/* ============================================================
   7. FOOTER & ACTIVE SCROLL PROGRESS (Layer 4 UI)
   ============================================================ */
.footer-bar {
  position: absolute;
  z-index: 10;
  left: 3.8%;
  right: 3.8%;
  bottom: 3.8vh;
  display: flex;
  align-items: center;
  justify-content: space-between;
  pointer-events: none;
}

.progress-container {
  pointer-events: auto;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  width: clamp(160px, 16vw, 240px);
}

.progress-label-group {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.progress-status {
  font-size: clamp(0.5rem, 0.54vw, 0.65rem);
  font-weight: 700;
  letter-spacing: 0.22em;
  color: var(--accent-gold);
}

.progress-digits {
  font-family: var(--font-display);
  font-size: clamp(0.6rem, 0.65vw, 0.8rem);
  font-weight: 700;
  color: var(--text-primary);
}

.progress-bar-wrap {
  width: 100%;
  height: 2px;
  background: rgba(235, 228, 215, 0.25);
  position: relative;
}

.progress-fill {
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, #ffffff, var(--accent-gold));
  transition: width 0.05s linear;
}

.progress-glow-head {
  position: absolute;
  top: 50%;
  left: 0%;
  width: 5px;
  height: 5px;
  background: #ffffff;
  border-radius: 50%;
  transform: translate(-50%, -50%);
  box-shadow: 0 0 8px #ffffff, 0 0 16px var(--accent-gold);
  transition: left 0.05s linear;
}

.explore-btn {
  pointer-events: auto;
  background: none;
  border: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-sans);
  font-size: clamp(0.58rem, 0.64vw, 0.78rem);
  font-weight: 700;
  letter-spacing: 0.32em;
  color: #e8e1d6;
  cursor: pointer;
  transition: color 0.2s ease;
}

.explore-btn:hover {
  color: var(--accent-gold);
}

.explore-arrow {
  color: var(--accent-gold);
  animation: bounceDown 1.6s ease-in-out infinite;
}

@keyframes bounceDown {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(4px); }
}


/* ============================================================
   8. GLOBAL FRAME (Layer 5 UI)
   ============================================================ */
.frame {
  position: absolute;
  z-index: 15;
  left: 1.7%;
  right: 1.7%;
  top: 2.2%;
  bottom: 2.2%;
  border: 1px solid rgba(235, 228, 215, 0.32);
  border-radius: 1.4vw;
  pointer-events: none;
}


/* ============================================================
   9. INTERACTIVE MODALS & DRAWERS
   ============================================================ */
dialog.modal {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  max-width: 100vw;
  max-height: 100vh;
  margin: 0;
  padding: 1.5rem;
  background: transparent;
  border: none;
  z-index: 100;
  display: none;
  align-items: center;
  justify-content: center;
}

dialog.modal[open] {
  display: flex;
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(7, 8, 10, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.modal-card {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 620px;
  max-height: 88vh;
  overflow-y: auto;
  background: linear-gradient(145deg, #131722 0%, #0d0f15 100%);
  border: 1px solid var(--border-gold);
  border-radius: 18px;
  padding: 2.2rem;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.7), 0 0 35px var(--accent-amber-glow);
}

dialog.modal--wide .modal-card {
  max-width: 920px;
}

.modal-close {
  position: absolute;
  top: 1.2rem;
  right: 1.2rem;
  width: 36px;
  height: 36px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-subtle);
  border-radius: 50%;
  color: var(--text-primary);
  font-size: 1.3rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.modal-close:hover {
  background: var(--accent-gold);
  color: #000000;
}

.modal-header {
  margin-bottom: 1.5rem;
}

.modal-kicker {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.25em;
  color: var(--accent-gold);
  margin-bottom: 0.3rem;
}

.modal-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.2;
}

.modal-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-top: 0.3rem;
}

/* Forms */
.booking-form {
  position: relative;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.form-field--full {
  grid-column: 1 / -1;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.form-field label {
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--text-secondary);
}

.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  background: rgba(8, 10, 15, 0.8);
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  padding: 0.7rem 0.9rem;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  color: var(--text-primary);
  outline: none;
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  border-color: var(--accent-gold);
  box-shadow: 0 0 12px var(--accent-amber-glow);
}

.form-footer {
  margin-top: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.form-disclaimer {
  font-size: 0.68rem;
  color: var(--text-muted);
  max-width: 220px;
}

.btn-primary {
  background: linear-gradient(135deg, #d4af37 0%, #aa8622 100%);
  border: none;
  border-radius: 100px;
  padding: 0.75rem 1.6rem;
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: #000000;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  box-shadow: 0 6px 20px rgba(212, 175, 55, 0.35);
  transition: transform 0.2s ease;
}

.btn-primary:hover {
  transform: translateY(-2px);
  background: linear-gradient(135deg, #f5d77f 0%, #d4af37 100%);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--border-subtle);
  border-radius: 100px;
  padding: 0.7rem 1.4rem;
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--text-primary);
  cursor: pointer;
}

.form-success {
  position: absolute;
  inset: 0;
  background: #11141d;
  border-radius: 10px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 2rem;
  gap: 1rem;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: all 0.3s ease;
}

.form-success.show {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.success-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--accent-gold);
  color: #000000;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  font-weight: 700;
}

/* Specs Cards */
.specs-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.spec-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: 1.2rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.spec-card-icon {
  font-size: 1.4rem;
}

.spec-card-phase {
  font-size: 0.58rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--accent-gold);
}

.spec-card-title {
  font-family: var(--font-display);
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-primary);
}

.spec-card-desc {
  font-size: 0.74rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

.spec-metrics {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  border-top: 1px solid var(--border-subtle);
  padding-top: 0.5rem;
}

.spec-metrics li {
  display: flex;
  justify-content: space-between;
  font-size: 0.65rem;
  color: var(--text-muted);
}

.spec-metrics li strong {
  color: var(--text-primary);
}

.modal-cta-row {
  display: flex;
  justify-content: flex-end;
  gap: 0.8rem;
}

/* Service Tabs */
.tab-nav {
  display: flex;
  gap: 0.5rem;
  border-bottom: 1px solid var(--border-subtle);
  margin-bottom: 1.2rem;
  padding-bottom: 0.4rem;
}

.tab-btn {
  background: none;
  border: none;
  font-family: var(--font-sans);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--text-muted);
  padding: 0.5rem 0.8rem;
  border-radius: 4px;
  cursor: pointer;
}

.tab-btn.active {
  background: rgba(212, 175, 55, 0.15);
  color: var(--accent-gold);
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
}

.tab-content-grid {
  display: grid;
  grid-template-columns: 1.8fr 1fr;
  gap: 1.2rem;
}

.tab-info h4 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.tab-info p {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 0.8rem;
}

.service-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.service-features li {
  font-size: 0.75rem;
  color: var(--text-primary);
  padding-left: 1rem;
  position: relative;
}

.service-features li::before {
  content: "✦";
  position: absolute;
  left: 0;
  color: var(--accent-gold);
}

.tab-action-card {
  background: var(--bg-card);
  border: 1px solid var(--border-gold);
  border-radius: 10px;
  padding: 1.2rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.tab-badge {
  font-size: 0.58rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--accent-gold);
  background: rgba(212, 175, 55, 0.15);
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  align-self: flex-start;
}

.tab-duration {
  font-size: 0.68rem;
  color: var(--text-muted);
}

/* Journal List */
.journal-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.journal-item {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 10px;
  padding: 1rem;
}

.journal-date {
  font-size: 0.58rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--accent-gold);
}

.journal-headline {
  font-family: var(--font-display);
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0.3rem 0;
}

.journal-snippet {
  font-size: 0.78rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

/* Mobile Drawer Menu */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 90;
  background: rgba(7, 8, 10, 0.96);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 2rem;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: all 0.3s var(--ease-out-expo);
}

.mobile-menu.open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.mobile-menu-inner {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.mobile-menu-heading {
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  color: var(--accent-gold);
}

.mobile-nav-link {
  background: none;
  border: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--border-subtle);
  cursor: pointer;
}

.mobile-nav-link span:first-child {
  font-size: 0.75rem;
  color: var(--accent-gold);
}


/* ============================================================
   10. ULTRA-CLEAN RESPONSIVE ADAPTATIONS (Mobile & Tablet)
   ============================================================ */

/* Tablet (Portrait & Landscape: 768px - 1024px) */
@media (max-width: 1024px) {
  .nav {
    display: none;
  }

  .mobile-toggle {
    display: flex;
  }

  .brand-name {
    font-size: 13px;
  }

  .brand-sub {
    font-size: 9px;
  }

  .audio-text {
    display: none;
  }

  .cta {
    font-size: 11px;
    padding: 6px 12px;
  }

  .display-word {
    font-size: clamp(2rem, 9.5vw, 5.5rem);
    letter-spacing: 0.12em;
    top: 20vh;
  }

  .left-block {
    top: 35%;
    width: 28vw;
    max-width: 220px;
  }

  .kicker { font-size: 9px; }
  .headline { font-size: 14px; }
  .tagline { font-size: 11px; }
  .left-block-link { font-size: 10px; }

  .rail {
    right: 2.5%;
  }

  .rail-vertical {
    font-size: 9px;
  }

  .service-bar {
    width: 88vw;
    height: auto;
    padding: 0.8rem 1.2rem;
    bottom: 9vh;
  }

  .num { font-size: 18px; }
  .s-title { font-size: 11px; }
  .s-sub { font-size: 9px; }
  .view-service { font-size: 11px; }

  .footer-bar {
    bottom: 3vh;
  }

  .progress-container {
    width: 28vw;
  }

  .progress-status { font-size: 9px; }
  .progress-digits { font-size: 11px; }
  .explore-btn { font-size: 10px; }

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

  .tab-content-grid {
    grid-template-columns: 1fr;
  }
}

/* Mobile Screens (< 768px: Smartphones & Portrait Viewports) */
@media (max-width: 768px) {
  .frame {
    inset: 6px;
    border-radius: 12px;
    opacity: 0.3;
  }

  .header {
    padding: 12px 14px;
  }

  .logo {
    width: 24px;
    height: 24px;
  }

  .brand-name {
    font-size: 12px;
    letter-spacing: 0.16em;
  }

  .brand-sub {
    font-size: 8px;
  }

  .nav {
    display: none;
  }

  .cta {
    display: none; /* Accessible via mobile hamburger menu */
  }

  .audio-toggle {
    padding: 6px 8px;
  }

  .audio-text {
    display: none;
  }

  .mobile-toggle {
    display: flex;
    width: 34px;
    height: 34px;
    padding: 7px;
  }

  /* Watermark outline display word: subtle and non-intrusive */
  .display-word {
    font-size: clamp(1.6rem, 10vw, 3rem);
    letter-spacing: 0.08em;
    top: 14vh;
    opacity: 0.45;
  }

  /* Left block: streamlined and clean beneath header */
  .left-block {
    left: 14px;
    top: 9.5vh;
    transform: none;
    width: auto;
    max-width: 85vw;
  }

  .left-rule {
    display: none;
  }

  .kicker {
    font-size: 9px;
    margin-bottom: 2px;
  }

  .headline {
    font-size: 14px;
    line-height: 1.2;
    margin-bottom: 0;
  }

  .tagline,
  .left-block-link {
    display: none; /* Hide verbose paragraphs on mobile */
  }

  /* Car layer: prominent in vertical center */
  .car-layer {
    left: 4%;
    width: 92%;
    bottom: 24%;
  }

  /* Hide rail and hotspot to keep clean on small touch screens */
  .rail {
    display: none;
  }

  .hotspot-btn {
    display: none;
  }

  /* Bottom Service Bar: converted into a sleek luxury glass pill */
  .service-bar {
    width: calc(100% - 28px);
    max-width: 360px;
    height: 42px;
    bottom: 7.5vh;
    border-radius: 100px;
    padding: 0 16px;
    justify-content: space-between;
    background: rgba(18, 22, 30, 0.75);
    border: 1px solid var(--border-gold);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
  }

  .service-1 {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 0;
  }

  .service-1 .num {
    font-size: 13px;
  }

  .service-1 .s-title {
    font-size: 10px;
  }

  .service-1 .s-sub,
  .service-2,
  .service-3,
  .sep {
    display: none;
  }

  .view-service {
    font-size: 10px;
    padding: 0;
  }

  /* Footer bar: docked cleanly */
  .footer-bar {
    bottom: 1.8vh;
    left: 14px;
    right: 14px;
    width: calc(100% - 28px);
    padding: 0;
  }

  .explore-btn {
    display: none;
  }

  .progress-container {
    width: 100%;
  }

  .progress-status {
    font-size: 9px;
  }

  .progress-digits {
    font-size: 10px;
  }

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

  .form-footer {
    flex-direction: column;
  }

  .btn-primary {
    width: 100%;
    justify-content: center;
  }
}