/* ============================================================
   LIGHTER — Complete Styles
   Premium luggage brand · Awwwards-level aesthetics
   ============================================================ */

/* ----------------------------------------------------------
   0. CSS Custom Properties
   ---------------------------------------------------------- */
:root {
  --color-bg:            #0a0e1a;
  --color-bg-warm:       #1a1510;
  --color-accent-copper: #c8956c;
  --color-accent-gold:   #d4a96a;
  --color-accent-teal:   #3a8c96;
  --color-text-heading:  rgba(255, 255, 255, 0.90);
  --color-text-body:     rgba(255, 255, 255, 0.60);
  --color-text-muted:    rgba(255, 255, 255, 0.35);
  --font-display: 'Playfair Display', Georgia, serif;
  --font-body:    'Inter', 'Helvetica Neue', Arial, sans-serif;
  --ease-smooth: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: auto;
}

body {
  font-family: var(--font-body);
  background-color: var(--color-bg);
  color: var(--color-text-body);
  overflow-x: hidden;
}

::selection {
  background: var(--color-accent-copper);
  color: #fff;
}

/* ----------------------------------------------------------
   2. PRELOADER — Awwwards-Level Luggage Path-Draw
   ---------------------------------------------------------- */
#preloader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: var(--color-bg);
  overflow: hidden;
}

#preloader.loaded {
  animation: preloaderReveal 1.2s cubic-bezier(0.77, 0, 0.175, 1) forwards;
}

@keyframes preloaderReveal {
  0%   { clip-path: inset(0 0 0 0); }
  100% { clip-path: inset(0 0 100% 0); }
}

/* ── Animated luggage SVG icon ── */
.loader-luggage-svg {
  width: clamp(80px, 12vw, 120px);
  height: clamp(80px, 12vw, 120px);
  margin-bottom: 2.5rem;
  opacity: 0;
}

.loader-luggage-svg path,
.loader-luggage-svg rect,
.loader-luggage-svg line,
.loader-luggage-svg circle {
  stroke: var(--color-accent-copper);
  stroke-width: 1.5;
  fill: none;
  stroke-dasharray: 300;
  stroke-dashoffset: 300;
}

/* ── Counter ── */
.loader-counter {
  font-family: var(--font-display);
  font-size: clamp(4rem, 10vw, 8rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.03em;
  background: linear-gradient(135deg, var(--color-accent-copper) 0%, var(--color-accent-gold) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 1rem;
  opacity: 0;
  font-variant-numeric: tabular-nums;
}

/* ── Brand name ── */
.loader-brand {
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 3vw, 1.8rem);
  font-weight: 700;
  letter-spacing: 0.5em;
  color: var(--color-text-heading);
  text-transform: uppercase;
  margin-bottom: 0.5rem;
  overflow: hidden;
}

.loader-brand-char {
  display: inline-block;
  opacity: 0;
  transform: translateY(100%);
}

/* ── Tagline ── */
.loader-tagline {
  font-family: var(--font-body);
  font-size: clamp(0.65rem, 1vw, 0.8rem);
  font-weight: 400;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 2.5rem;
  opacity: 0;
}

/* ── Minimal progress line ── */
.loader-progress-line {
  width: clamp(80px, 15vw, 140px);
  height: 1px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 1px;
  overflow: hidden;
  opacity: 0;
}

.loader-progress-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--color-accent-copper), var(--color-accent-gold));
  border-radius: 1px;
  transition: width 0.12s linear;
}

/* ── Corner details for luxury feel ── */
.loader-corner {
  position: absolute;
  font-family: var(--font-body);
  font-size: 0.6rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.12);
  opacity: 0;
}

.loader-corner--tl { top: 2rem; left: 2rem; }
.loader-corner--tr { top: 2rem; right: 2rem; }
.loader-corner--bl { bottom: 2rem; left: 2rem; }
.loader-corner--br { bottom: 2rem; right: 2rem; }

/* ----------------------------------------------------------
   3. Hero Section — Canvas Container
   ---------------------------------------------------------- */
#hero-section {
  position: relative;
  width: 100%;
  background: var(--color-bg);
}

.hero-canvas-wrapper {
  position: sticky;
  top: 0;
  width: 100%;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  opacity: 0;
  transform: scale(1.06);
  will-change: opacity, transform;
}

.hero-canvas-wrapper.revealed {
  opacity: 1;
  transform: scale(1);
}

#hero-canvas {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

/* ----------------------------------------------------------
   4. Grain / Noise Overlay
   ---------------------------------------------------------- */
.grain-overlay {
  position: fixed;
  inset: 0;
  z-index: 100;
  pointer-events: none;
  opacity: 0.03;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 256px 256px;
}

/* ----------------------------------------------------------
   5. Story Overlays — text panels over canvas
   ---------------------------------------------------------- */
.story-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 10;
}

.story-panel {
  position: absolute;
  left: 0;
  width: 100%;
  height: 25%;
  display: flex;
  align-items: center;
  pointer-events: none;
  opacity: 0;
  will-change: opacity, transform;
}

.story-panel:nth-child(1) { top: 0%;  }
.story-panel:nth-child(2) { top: 25%; }
.story-panel:nth-child(3) { top: 50%; }
.story-panel:nth-child(4) { top: 75%; }

.story-content {
  position: relative;
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 clamp(1.5rem, 5vw, 4rem);
}

/* Subtle backdrop — barely visible, doesn't steal focus */
.story-content-inner {
  position: relative;
  padding: clamp(1.25rem, 2.5vw, 2rem) clamp(1.5rem, 3vw, 2.5rem);
  border-radius: 12px;
  background: rgba(4, 6, 14, 0.35);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.03);
}

/* Alignment */
.story-panel--center .story-content {
  text-align: center;
  display: flex;
  justify-content: center;
}
.story-panel--center .story-content-inner { max-width: 650px; }

.story-panel--left .story-content { text-align: left; }
.story-panel--left .story-content-inner {
  max-width: 520px;
  margin-left: clamp(0rem, 4vw, 6rem);
}

.story-panel--right .story-content {
  text-align: right;
  display: flex;
  justify-content: flex-end;
}
.story-panel--right .story-content-inner {
  max-width: 520px;
  margin-right: clamp(0rem, 4vw, 6rem);
}

/* Typography */
.story-eyebrow {
  font-family: var(--font-body);
  font-size: clamp(0.6rem, 0.9vw, 0.75rem);
  font-weight: 600;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--color-accent-copper);
  margin-bottom: 0.75rem;
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  text-shadow: 0 1px 6px rgba(0, 0, 0, 0.6);
}

.story-eyebrow::before {
  content: '';
  display: block;
  width: 28px;
  height: 1px;
  background: var(--color-accent-copper);
}

.story-panel--center .story-eyebrow::before { display: none; }

.story-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 4.5rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--color-text-heading);
  margin-bottom: 1rem;
  text-shadow:
    0 2px 4px rgba(0, 0, 0, 0.5),
    0 8px 30px rgba(0, 0, 0, 0.4);
}

.story-title em {
  font-style: italic;
  background: linear-gradient(135deg, var(--color-accent-copper), var(--color-accent-gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
}

.story-desc {
  font-family: var(--font-body);
  font-size: clamp(0.85rem, 1.2vw, 1.05rem);
  font-weight: 300;
  line-height: 1.7;
  color: var(--color-text-body);
  max-width: 480px;
  text-shadow: 0 1px 8px rgba(0, 0, 0, 0.6);
}

.story-panel--center .story-desc { margin: 0 auto; }
.story-panel--right .story-desc { margin-left: auto; }

/* CTA */
.story-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: 1.5rem;
  padding: 0.9rem 2.2rem;
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-bg);
  background: linear-gradient(135deg, var(--color-accent-copper), var(--color-accent-gold));
  border: none;
  cursor: pointer;
  pointer-events: all;
  text-decoration: none;
  position: relative;
  overflow: hidden;
  transition: transform 0.4s var(--ease-smooth), box-shadow 0.4s var(--ease-smooth);
}

.story-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--color-accent-gold), #e8c896);
  opacity: 0;
  transition: opacity 0.4s var(--ease-smooth);
}

.story-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(200, 149, 108, 0.3);
}

.story-cta:hover::before { opacity: 1; }

.story-cta span,
.story-cta svg {
  position: relative;
  z-index: 1;
}

.story-cta svg {
  transition: transform 0.4s var(--ease-smooth);
}

.story-cta:hover svg { transform: translateX(4px); }

/* ----------------------------------------------------------
   6. Scroll Indicator
   ---------------------------------------------------------- */
.scroll-indicator {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 50;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
  opacity: 0;
  transition: opacity 0.6s var(--ease-smooth);
}

.scroll-indicator.visible { opacity: 1; }
.scroll-indicator.hidden { opacity: 0; pointer-events: none; }

.scroll-indicator__text {
  font-family: var(--font-body);
  font-size: 0.6rem;
  font-weight: 500;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.scroll-indicator__line {
  width: 1px;
  height: 36px;
  background: rgba(255, 255, 255, 0.12);
  position: relative;
  overflow: hidden;
}

.scroll-indicator__line::after {
  content: '';
  position: absolute;
  top: -100%;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to bottom, transparent, var(--color-accent-copper));
  animation: scrollPulse 2s var(--ease-smooth) infinite;
}

@keyframes scrollPulse {
  0%   { top: -100%; }
  50%  { top: 100%;  }
  100% { top: 100%;  }
}

/* ----------------------------------------------------------
   7. Background gradient
   ---------------------------------------------------------- */
.hero-bg-gradient {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background: var(--color-bg);
}

/* ===========================================================
   SECTION 2 — Collection Grid (white bg)
   =========================================================== */
#collection-section {
  position: relative;
  z-index: 20;
  background: #fafafa;
  padding: clamp(4rem, 8vw, 8rem) 0;
}

.collection-header {
  padding: 0 clamp(1.5rem, 5vw, 4rem);
  max-width: 1400px;
  margin: 0 auto 3rem;
}

.collection-eyebrow {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--color-accent-copper);
  margin-bottom: 0.75rem;
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
}

.collection-eyebrow::before {
  content: '';
  display: block;
  width: 28px;
  height: 1px;
  background: var(--color-accent-copper);
}

.collection-heading {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: #0a0e1a;
}

.collection-heading em {
  font-style: italic;
  color: var(--color-accent-copper);
}

.collection-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1rem, 2vw, 1.5rem);
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 clamp(1.5rem, 5vw, 4rem);
}

.collection-card {
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.collection-card-img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  display: block;
  transition: transform 0.8s var(--ease-smooth);
}

.collection-card:hover .collection-card-img {
  transform: scale(1.04);
}

.collection-card-info {
  padding: 1.25rem 0 0;
}

.collection-card-title {
  font-family: var(--font-body);
  font-size: clamp(0.8rem, 1.2vw, 1rem);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #0a0e1a;
  margin-bottom: 0.25rem;
}

.collection-card-sub {
  font-family: var(--font-body);
  font-size: clamp(0.7rem, 1vw, 0.85rem);
  font-weight: 400;
  font-style: italic;
  color: #666;
}

/* ===========================================================
   SECTION 3 — Lifestyle Explorer (OnRunning-style)
   =========================================================== */
#lifestyle-section {
  position: relative;
  z-index: 20;
  background: #fff;
  padding: clamp(4rem, 8vw, 8rem) 0;
  overflow: hidden;
}

.lifestyle-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 6rem);
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 clamp(1.5rem, 5vw, 4rem);
  align-items: center;
  min-height: 70vh;
}

.lifestyle-nav {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.lifestyle-nav-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: clamp(0.75rem, 1.5vw, 1.25rem) 0;
  cursor: pointer;
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
  position: relative;
  transition: padding-left 0.4s var(--ease-smooth);
}

.lifestyle-nav-item:first-child {
  border-top: 1px solid rgba(0, 0, 0, 0.06);
}

.lifestyle-nav-item-text {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  font-weight: 700;
  color: #0a0e1a;
  line-height: 1.2;
  transition: color 0.3s ease;
}

.lifestyle-nav-item-arrow {
  width: 0;
  overflow: hidden;
  display: flex;
  align-items: center;
  transition: width 0.4s var(--ease-smooth), opacity 0.3s ease;
  opacity: 0;
  flex-shrink: 0;
}

.lifestyle-nav-item-arrow svg {
  width: clamp(20px, 2.5vw, 28px);
  height: clamp(20px, 2.5vw, 28px);
  color: var(--color-accent-copper);
  flex-shrink: 0;
}

/* Active state */
.lifestyle-nav-item.active {
  padding-left: 0.5rem;
}

.lifestyle-nav-item.active .lifestyle-nav-item-text {
  color: var(--color-accent-copper);
}

.lifestyle-nav-item.active .lifestyle-nav-item-arrow {
  width: clamp(28px, 3vw, 36px);
  opacity: 1;
}

/* Hover */
.lifestyle-nav-item:not(.active):hover .lifestyle-nav-item-text {
  color: #555;
}

/* ── Image area ── */
.lifestyle-image-area {
  position: relative;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  border-radius: 4px;
}

.lifestyle-image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transform: scale(1.05);
  transition: opacity 0.6s var(--ease-smooth), transform 0.6s var(--ease-smooth);
}

.lifestyle-image.active {
  opacity: 1;
  transform: scale(1);
}

/* ===========================================================
   SECTION 4 — Engineering & Materials
   =========================================================== */
#engineering-section {
  position: relative;
  z-index: 20;
  background: #f5f4f2;
  padding: clamp(4rem, 8vw, 8rem) 0;
  overflow: hidden;
}

.engineering-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 6rem);
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 clamp(1.5rem, 5vw, 4rem);
  align-items: center;
}

.engineering-image-col {
  position: relative;
  overflow: hidden;
  border-radius: 4px;
}

.engineering-image-col img {
  width: 100%;
  display: block;
  border-radius: 4px;
}

.engineering-text-col {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.engineering-eyebrow {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--color-accent-copper);
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
}

.engineering-eyebrow::before {
  content: '';
  display: block;
  width: 28px;
  height: 1px;
  background: var(--color-accent-copper);
}

.engineering-heading {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: #0a0e1a;
}

.engineering-heading em {
  font-style: italic;
  color: var(--color-accent-copper);
}

.engineering-desc {
  font-family: var(--font-body);
  font-size: clamp(0.9rem, 1.2vw, 1.05rem);
  font-weight: 300;
  line-height: 1.8;
  color: #555;
  max-width: 520px;
}

/* Material Spec Cards */
.material-specs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-top: 0.5rem;
}

.spec-card {
  padding: 1.25rem;
  background: #fff;
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: 8px;
  transition: transform 0.4s var(--ease-smooth), box-shadow 0.4s var(--ease-smooth);
}

.spec-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
}

.spec-card-label {
  font-family: var(--font-body);
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-accent-copper);
  margin-bottom: 0.4rem;
}

.spec-card-value {
  font-family: var(--font-display);
  font-size: clamp(0.9rem, 1.3vw, 1.1rem);
  font-weight: 700;
  color: #0a0e1a;
  line-height: 1.3;
}

/* ===========================================================
   SECTION 5 — Bottom Hero
   =========================================================== */
#bottom-hero-section {
  position: relative;
  z-index: 20;
  height: 85vh;
  min-height: 500px;
  overflow: hidden;
}

.bottom-hero-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.bottom-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(10, 14, 26, 0.3) 0%,
    rgba(10, 14, 26, 0.5) 50%,
    rgba(10, 14, 26, 0.75) 100%
  );
}

.bottom-hero-content {
  position: relative;
  z-index: 2;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 0 clamp(1.5rem, 5vw, 4rem);
}

.bottom-hero-eyebrow {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--color-accent-copper);
  margin-bottom: 1.5rem;
}

.bottom-hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 5rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: rgba(255, 255, 255, 0.95);
  margin-bottom: 1.25rem;
  max-width: 800px;
  text-shadow:
    0 2px 4px rgba(0, 0, 0, 0.3),
    0 8px 30px rgba(0, 0, 0, 0.2);
}

.bottom-hero-title em {
  font-style: italic;
  background: linear-gradient(135deg, var(--color-accent-copper), var(--color-accent-gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.bottom-hero-desc {
  font-family: var(--font-body);
  font-size: clamp(0.9rem, 1.3vw, 1.1rem);
  font-weight: 300;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.6);
  max-width: 550px;
  margin-bottom: 2rem;
}

.bottom-hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 2.5rem;
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-bg);
  background: linear-gradient(135deg, var(--color-accent-copper), var(--color-accent-gold));
  border: none;
  text-decoration: none;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: transform 0.4s var(--ease-smooth), box-shadow 0.4s var(--ease-smooth);
}

.bottom-hero-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--color-accent-gold), #e8c896);
  opacity: 0;
  transition: opacity 0.4s var(--ease-smooth);
}

.bottom-hero-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(200, 149, 108, 0.3);
}

.bottom-hero-cta:hover::before { opacity: 1; }

.bottom-hero-cta span,
.bottom-hero-cta svg {
  position: relative;
  z-index: 1;
}

.bottom-hero-cta svg {
  transition: transform 0.4s var(--ease-smooth);
}

.bottom-hero-cta:hover svg {
  transform: translateX(4px);
}

/* ===========================================================
   FOOTER — Brand Wall + Copyright
   =========================================================== */
#site-footer {
  position: relative;
  z-index: 20;
  background: var(--color-bg);
  padding: clamp(4rem, 8vw, 8rem) 0 0;
  overflow: hidden;
}

.footer-brand-wall {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(2rem, 4vw, 4rem) clamp(1rem, 3vw, 2rem);
  overflow: hidden;
}

.footer-brand-text {
  font-family: var(--font-display);
  font-size: clamp(5rem, 16vw, 18rem);
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  line-height: 0.85;
  color: transparent;
  -webkit-text-stroke: 1px rgba(255, 255, 255, 0.06);
  user-select: none;
  white-space: nowrap;
}

.footer-tagline {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-family: var(--font-body);
  font-size: clamp(0.7rem, 1.2vw, 1rem);
  font-weight: 300;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.4);
  white-space: nowrap;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.04);
  padding: 1.5rem clamp(1.5rem, 5vw, 4rem);
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1400px;
  margin: 0 auto;
}

.footer-copyright {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  color: rgba(255, 255, 255, 0.2);
}

.footer-links {
  display: flex;
  gap: 1.5rem;
}

.footer-links a {
  font-family: var(--font-body);
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.2);
  text-decoration: none;
  transition: color 0.3s ease;
}

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

/* ----------------------------------------------------------
   8. Responsive
   ---------------------------------------------------------- */
@media (max-width: 768px) {
  .story-panel--left .story-content,
  .story-panel--right .story-content {
    text-align: center;
    display: flex;
    justify-content: center;
  }

  .story-panel--left .story-content-inner,
  .story-panel--right .story-content-inner {
    max-width: 100%;
    margin-left: 0;
    margin-right: 0;
  }

  .story-panel--left .story-desc,
  .story-panel--right .story-desc {
    margin: 0 auto;
  }

  .story-panel--left .story-eyebrow::before,
  .story-panel--right .story-eyebrow::before {
    display: none;
  }

  .story-content-inner { padding: 1rem 1.25rem; }
  .story-title { font-size: clamp(1.5rem, 7vw, 2.5rem); }
  .story-desc { font-size: 0.9rem; }
  .story-cta { padding: 0.75rem 1.75rem; font-size: 0.65rem; }

  /* Section 2 */
  .collection-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .collection-card-img {
    aspect-ratio: 4 / 5;
  }

  /* Section 3 */
  .lifestyle-wrapper {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .lifestyle-nav {
    order: 2;
  }

  .lifestyle-image-area {
    order: 1;
    aspect-ratio: 4 / 5;
  }

  /* Section 4 */
  .engineering-wrapper {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

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

  /* Section 5 */
  #bottom-hero-section {
    height: 65vh;
  }

  /* Footer */
  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .loader-brand { letter-spacing: 0.3em; }
  .story-title { font-size: clamp(1.25rem, 6vw, 2rem); }

  .lifestyle-nav-item-text {
    font-size: 1.25rem;
  }

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

  .footer-brand-text {
    font-size: clamp(3.5rem, 14vw, 10rem);
  }
}

/* ----------------------------------------------------------
   9. Utility
   ---------------------------------------------------------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.8s var(--ease-smooth), transform 0.8s var(--ease-smooth);
}

[data-reveal].revealed {
  opacity: 1;
  transform: translateY(0);
}