/* ═══════════════════════════════════════════════════════
   NOIRÉ — Premium Leather Footwear
   CSS Design System
═══════════════════════════════════════════════════════ */

:root {
  --black: #0D0D0D;
  --charcoal: #151515;
  --charcoal2: #1e1e1e;
  --white: #F5F5F5;
  --silver: #C0C0C0;
  --silver-dim: #888;
  --leather: #5C3A21;
  --leather-light: #8a5535;
  --gold: #c9a84c;
  --glass: rgba(255,255,255,0.04);
  --glass-border: rgba(255,255,255,0.08);
  --ease-luxury: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'DM Sans', -apple-system, sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--black);
  color: var(--white);
  font-family: var(--font-body);
  font-weight: 300;
  line-height: 1.6;
  overflow-x: hidden;
  cursor: none;
}

/* ═══ SCROLLBAR */
::-webkit-scrollbar { width: 3px; }
::-webkit-scrollbar-track { background: var(--black); }
::-webkit-scrollbar-thumb { background: var(--leather); border-radius: 2px; }

/* ═══ CURSOR */
.cursor {
  position: fixed;
  width: 8px;
  height: 8px;
  background: var(--white);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: transform 0.1s, width 0.3s var(--ease-luxury), height 0.3s var(--ease-luxury), background 0.3s;
  mix-blend-mode: difference;
}
.cursor-follower {
  position: fixed;
  width: 36px;
  height: 36px;
  border: 1px solid rgba(255,255,255,0.3);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9998;
  transform: translate(-50%, -50%);
  transition: transform 0.4s var(--ease-luxury), width 0.4s var(--ease-luxury), height 0.4s var(--ease-luxury), opacity 0.3s;
}
.cursor.hover { width: 20px; height: 20px; }
.cursor-follower.hover { width: 60px; height: 60px; opacity: 0.4; }
@media (hover: none) { .cursor, .cursor-follower { display: none; } }

/* ═══ LOADER */
.loader {
  position: fixed;
  inset: 0;
  background: var(--black);
  z-index: 9990;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.8s var(--ease-luxury), transform 0.8s var(--ease-luxury);
}
.loader.done { opacity: 0; pointer-events: none; transform: translateY(-4px); }
.loader-inner { text-align: center; }
.loader-logo {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 8vw, 5rem);
  font-weight: 300;
  letter-spacing: 0.4em;
  color: var(--white);
  margin-bottom: 3rem;
  opacity: 0;
  animation: fadeUp 0.8s var(--ease-luxury) 0.3s forwards;
}
.loader-bar {
  width: 200px;
  height: 1px;
  background: rgba(255,255,255,0.1);
  margin: 0 auto 1.5rem;
  overflow: hidden;
}
.loader-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--leather), var(--leather-light));
  width: 0%;
  transition: width 0.1s linear;
}
.loader-text {
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  color: var(--silver-dim);
  text-transform: uppercase;
}

/* ═══ SCROLL PROGRESS */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--leather), var(--leather-light));
  z-index: 9980;
  width: 0%;
  transition: width 0.1s linear;
}

/* ═══ NAV */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 900;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem 2.5rem;
  transition: background 0.5s, padding 0.4s var(--ease-luxury), backdrop-filter 0.5s;
}
.nav.scrolled {
  background: rgba(13,13,13,0.85);
  backdrop-filter: blur(24px);
  padding: 1rem 2.5rem;
  border-bottom: 1px solid var(--glass-border);
}
.nav-logo {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 300;
  letter-spacing: 0.3em;
  color: var(--white);
  text-decoration: none;
  transition: letter-spacing 0.4s var(--ease-luxury);
}
.nav-logo:hover { letter-spacing: 0.5em; }
.nav-links {
  display: flex;
  gap: 2.5rem;
  align-items: center;
}
@media (max-width: 768px) { .nav-links { display: none; } }
.nav-link {
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--silver);
  text-decoration: none;
  position: relative;
  transition: color 0.3s;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -3px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--leather-light);
  transition: width 0.4s var(--ease-luxury);
}
.nav-link:hover { color: var(--white); }
.nav-link:hover::after { width: 100%; }
.nav-right { display: flex; align-items: center; gap: 1.5rem; }
.nav-tag { font-size: 0.7rem; letter-spacing: 0.1em; color: var(--silver-dim); }
@media (max-width: 768px) { .nav-tag { display: none; } }
.nav-cta {
  font-family: var(--font-body);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--white);
  background: transparent;
  border: 1px solid rgba(255,255,255,0.25);
  padding: 0.6rem 1.4rem;
  border-radius: 2px;
  cursor: none;
  transition: background 0.3s, border-color 0.3s;
}
.nav-cta:hover { background: var(--glass); border-color: rgba(255,255,255,0.5); }
@media (max-width: 768px) { .nav-cta { display: none; } }
.nav-burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: none;
  padding: 6px;
}
@media (max-width: 768px) { .nav-burger { display: flex; } }
.nav-burger span {
  display: block;
  width: 24px;
  height: 1px;
  background: var(--white);
  transition: transform 0.3s var(--ease-luxury), opacity 0.3s;
}
.nav-burger.open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-burger.open span:nth-child(2) { opacity: 0; }

/* Mobile menu */
.mobile-menu {
  position: fixed;
  inset: 0;
  background: var(--black);
  z-index: 850;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.5s var(--ease-luxury);
}
.mobile-menu.open { opacity: 1; pointer-events: all; }
.mobile-menu-inner { text-align: center; }
.mobile-link {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 8vw, 4.5rem);
  font-weight: 300;
  color: var(--white);
  text-decoration: none;
  letter-spacing: 0.05em;
  padding: 0.4rem 0;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.4s, transform 0.4s var(--ease-luxury), color 0.3s;
}
.mobile-link:hover { color: var(--leather-light); }
.mobile-menu.open .mobile-link {
  opacity: 1;
  transform: translateY(0);
}
.mobile-menu.open .mobile-link:nth-child(1) { transition-delay: 0.1s; }
.mobile-menu.open .mobile-link:nth-child(2) { transition-delay: 0.15s; }
.mobile-menu.open .mobile-link:nth-child(3) { transition-delay: 0.2s; }
.mobile-menu.open .mobile-link:nth-child(4) { transition-delay: 0.25s; }
.mobile-footer {
  display: flex;
  justify-content: center;
  gap: 2rem;
  margin-top: 3rem;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--silver-dim);
  opacity: 0;
  transition: opacity 0.4s 0.3s;
}
.mobile-menu.open .mobile-footer { opacity: 1; }

/* ═══ UTILS */
.container { max-width: 1300px; margin: 0 auto; padding: 0 2.5rem; }
.section-pad { padding: 8rem 0; }
.section-label {
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--leather-light);
  margin-bottom: 1.5rem;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 6vw, 5.5rem);
  font-weight: 300;
  line-height: 1.05;
  letter-spacing: -0.01em;
  margin-bottom: 1.5rem;
}
.section-title em { font-style: italic; color: var(--leather-light); }
.section-sub { font-size: 1rem; color: var(--silver); max-width: 480px; line-height: 1.7; margin-bottom: 3rem; }

/* Reveal animations */
.reveal-up {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.9s var(--ease-luxury), transform 0.9s var(--ease-luxury);
}
.reveal-up.visible { opacity: 1; transform: translateY(0); }
.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.9s var(--ease-luxury), transform 0.9s var(--ease-luxury);
}
.reveal-left.visible { opacity: 1; transform: translateX(0); }

/* Buttons */
.btn-primary {
  font-family: var(--font-body);
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--black);
  background: var(--white);
  border: none;
  padding: 1rem 2.5rem;
  border-radius: 2px;
  cursor: none;
  transition: background 0.3s, transform 0.3s var(--ease-bounce), box-shadow 0.3s;
  display: inline-block;
}
.btn-primary:hover {
  background: var(--silver);
  box-shadow: 0 12px 32px rgba(255,255,255,0.1);
}
.btn-ghost {
  font-family: var(--font-body);
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--white);
  background: transparent;
  border: 1px solid rgba(255,255,255,0.25);
  padding: 1rem 2.5rem;
  border-radius: 2px;
  cursor: none;
  transition: border-color 0.3s, background 0.3s;
  display: inline-block;
}
.btn-ghost:hover { border-color: var(--leather-light); background: var(--glass); }

/* Magnetic button */
.magnetic { display: inline-block; }

/* ═══ HERO */
.hero {
  position: relative;
  height: 100vh;
  min-height: 700px;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}
.hero-noise {
  position: absolute;
  inset: 0;
  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)' opacity='0.035'/%3E%3C/svg%3E");
  opacity: 0.4;
  pointer-events: none;
}
.hero-content {
  position: relative;
  z-index: 2;
  padding: 0 2.5rem;
  max-width: 1300px;
  margin: 0 auto;
  width: 100%;
}
.hero-eyebrow {
  font-size: 0.72rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--leather-light);
  margin-bottom: 1.5rem;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 0.8s var(--ease-luxury) 0.3s forwards;
}
.hero-title {
  font-family: var(--font-display);
  font-size: clamp(4rem, 12vw, 10rem);
  font-weight: 300;
  line-height: 0.95;
  letter-spacing: -0.02em;
  margin-bottom: 2rem;
  display: block;
}
.hero-line {
  display: block;
  opacity: 0;
  transform: translateY(50px);
  animation: fadeUp 1s var(--ease-luxury) forwards;
}
.hero-line.italic { font-style: italic; color: var(--leather-light); }
.hero-line[data-delay="0"] { animation-delay: 0.5s; }
.hero-line[data-delay="80"] { animation-delay: 0.7s; }
.hero-sub {
  font-size: clamp(0.95rem, 1.5vw, 1.1rem);
  color: var(--silver);
  max-width: 420px;
  line-height: 1.7;
  margin-bottom: 3rem;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 0.8s var(--ease-luxury) 1s forwards;
}
.hero-actions {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 0.8s var(--ease-luxury) 1.2s forwards;
}

/* Hero shoe */
.hero-shoe-wrap {
  position: absolute;
  right: 5%;
  bottom: 15%;
  width: clamp(280px, 38vw, 560px);
  z-index: 3;
  pointer-events: none;
}
.shoe-float {
  position: relative;
  animation: floatShoe 4s ease-in-out infinite;
}
.shoe-svg { width: 100%; filter: drop-shadow(0 30px 60px rgba(92,58,33,0.3)); }
.shoe-reflection {
  position: absolute;
  bottom: -30px;
  left: 0;
  right: 0;
  height: 60px;
  background: linear-gradient(to bottom, rgba(92,58,33,0.12), transparent);
  transform: scaleY(-1) scaleX(0.9);
  filter: blur(8px);
  opacity: 0.5;
}
.shoe-shadow {
  position: absolute;
  bottom: -20px;
  left: 50%;
  transform: translateX(-50%);
  width: 60%;
  height: 20px;
  background: radial-gradient(ellipse, rgba(0,0,0,0.6) 0%, transparent 70%);
  animation: floatShadow 4s ease-in-out infinite;
}

/* Scroll indicator */
.scroll-indicator {
  position: absolute;
  bottom: 2.5rem;
  left: 2.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  z-index: 3;
  opacity: 0;
  animation: fadeUp 0.8s var(--ease-luxury) 1.8s forwards;
}
.scroll-line {
  width: 40px;
  height: 1px;
  background: var(--leather-light);
  transform-origin: left;
  animation: lineExpand 2s ease-in-out infinite;
}
.scroll-indicator span {
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--silver-dim);
}

/* ═══ SHOE EXPERIENCE */
.shoe-exp { overflow: hidden; }
.shoe-stage {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 4rem;
  max-width: 1300px;
  margin: 4rem auto 0;
  padding: 0 2.5rem;
  align-items: center;
}
@media (max-width: 1024px) {
  .shoe-stage { grid-template-columns: 1fr; gap: 3rem; }
}
.shoe-viewer {
  position: relative;
  background: linear-gradient(135deg, var(--charcoal) 0%, var(--charcoal2) 100%);
  border-radius: 4px;
  border: 1px solid var(--glass-border);
  overflow: hidden;
  aspect-ratio: 16/9;
  min-height: 360px;
}
.shoe-3d {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 3rem;
}
.shoe-3d-inner {
  width: 100%;
  transition: transform 0.1s linear;
}
.shoe-exp-svg { width: 100%; filter: drop-shadow(0 20px 50px rgba(92,58,33,0.25)); }

/* Hotspots */
.hotspot {
  position: absolute;
  cursor: none;
}
.hotspot-dot {
  width: 14px;
  height: 14px;
  border: 1px solid var(--leather-light);
  border-radius: 50%;
  background: rgba(92,58,33,0.3);
  position: relative;
  transition: transform 0.3s var(--ease-bounce), background 0.3s;
}
.hotspot-dot::after {
  content: '';
  position: absolute;
  inset: -6px;
  border: 1px solid rgba(92,58,33,0.3);
  border-radius: 50%;
  animation: pulse 2s infinite;
}
.hotspot:hover .hotspot-dot {
  transform: scale(1.3);
  background: rgba(92,58,33,0.6);
}
.hotspot-card {
  position: absolute;
  left: 24px;
  top: -10px;
  background: rgba(21,21,21,0.95);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: 4px;
  padding: 1rem 1.2rem;
  width: 200px;
  opacity: 0;
  transform: translateX(-10px);
  transition: opacity 0.3s, transform 0.3s var(--ease-luxury);
  pointer-events: none;
  z-index: 10;
}
.hotspot:hover .hotspot-card {
  opacity: 1;
  transform: translateX(0);
}
.hotspot-card strong {
  display: block;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--white);
  margin-bottom: 0.4rem;
  text-transform: uppercase;
}
.hotspot-card p { font-size: 0.72rem; color: var(--silver); line-height: 1.5; }
.viewer-hint {
  position: absolute;
  bottom: 1rem;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  color: var(--silver-dim);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  white-space: nowrap;
}

/* Material labels */
.material-labels { display: flex; flex-direction: column; gap: 2rem; }
.mat-item {
  display: flex;
  gap: 1.2rem;
  align-items: flex-start;
}
.mat-icon {
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  color: var(--leather-light);
  min-width: 24px;
  margin-top: 2px;
}
.mat-name {
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  color: var(--white);
  margin-bottom: 0.3rem;
  text-transform: uppercase;
}
.mat-desc { font-size: 0.78rem; color: var(--silver-dim); line-height: 1.6; }

/* ═══ AI SECTION */
.ai-section { position: relative; overflow: hidden; }
.ai-bg {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 60% 50%, rgba(92,58,33,0.08) 0%, transparent 60%);
}
.ai-interface {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 2.5rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: start;
}
@media (max-width: 768px) {
  .ai-interface { grid-template-columns: 1fr; }
}
.ai-upload-zone {
  background: var(--charcoal);
  border: 1px solid var(--glass-border);
  border-radius: 4px;
  min-height: 340px;
  position: relative;
  overflow: hidden;
  transition: border-color 0.3s;
}
.ai-upload-zone.drag-over { border-color: var(--leather-light); }
.ai-upload-inner {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.8rem;
  padding: 2rem;
  text-align: center;
}
.ai-upload-icon { color: var(--leather-light); opacity: 0.7; margin-bottom: 0.5rem; }
.ai-upload-text { font-size: 1rem; color: var(--white); letter-spacing: 0.05em; }
.ai-upload-sub { font-size: 0.72rem; color: var(--silver-dim); letter-spacing: 0.1em; }
.ai-upload-btn {
  margin-top: 0.5rem;
  font-family: var(--font-body);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--white);
  background: transparent;
  border: 1px solid rgba(255,255,255,0.2);
  padding: 0.75rem 1.8rem;
  border-radius: 2px;
  cursor: none;
  transition: border-color 0.3s, background 0.3s;
}
.ai-upload-btn:hover { border-color: var(--leather-light); background: var(--glass); }

/* Scanning state */
.ai-scanning {
  position: absolute;
  inset: 0;
  overflow: hidden;
}
.ai-scan-img {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  filter: saturate(0.4) brightness(0.6);
}
.ai-scan-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(92,58,33,0.1) 0%, transparent 60%);
}
.ai-scan-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(92,58,33,0.15) 1px, transparent 1px),
    linear-gradient(90deg, rgba(92,58,33,0.15) 1px, transparent 1px);
  background-size: 30px 30px;
  animation: gridFade 1.5s ease-in-out infinite alternate;
}
.ai-scan-line {
  position: absolute;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--leather-light), transparent);
  box-shadow: 0 0 16px var(--leather-light);
  animation: scanLine 2s ease-in-out infinite;
}

/* AI result */
.ai-result {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  transition: opacity 0.5s var(--ease-luxury);
}
.ai-result.show { opacity: 1 !important; pointer-events: all !important; }
.ai-result-header { display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; }
.ai-badge {
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--leather-light);
  border: 1px solid var(--leather-light);
  padding: 0.3rem 0.8rem;
  border-radius: 2px;
}
.ai-palette { display: flex; gap: 6px; }
.ai-swatch {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.1);
}
.ai-tags { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.ai-tag {
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--silver);
  background: var(--glass);
  border: 1px solid var(--glass-border);
  padding: 0.3rem 0.8rem;
  border-radius: 2px;
}
.ai-matches { display: flex; flex-direction: column; gap: 1rem; }
.ai-match-card {
  background: var(--charcoal);
  border: 1px solid var(--glass-border);
  border-radius: 4px;
  padding: 1rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  transition: border-color 0.3s;
}
.ai-match-card:first-child { border-color: var(--leather-light); }
.ai-match-card:hover { border-color: rgba(255,255,255,0.2); }
.amc-shoe { width: 60px; flex-shrink: 0; }
.amc-shoe svg { width: 100%; }
.amc-info { flex: 1; }
.amc-name { font-size: 0.85rem; color: var(--white); letter-spacing: 0.05em; margin-bottom: 0.2rem; }
.amc-sub { font-size: 0.7rem; color: var(--silver-dim); }
.amc-badge {
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--leather-light);
  border: 1px solid var(--leather-light);
  padding: 0.2rem 0.6rem;
  border-radius: 2px;
  white-space: nowrap;
}
.ai-reset {
  font-size: 0.72rem;
  padding: 0.6rem 1.4rem;
  align-self: flex-start;
}

/* ═══ LEATHER STORY */
.leather-section { overflow: hidden; }
.leather-story {}
.leather-panel {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 600px;
  align-items: center;
}
@media (max-width: 768px) {
  .leather-panel { grid-template-columns: 1fr; min-height: auto; }
  .ls-2 .ls-content { order: 2; }
  .ls-2 .ls-visual { order: 1; }
}
.ls-content {
  padding: 6rem 4rem;
  position: relative;
}
@media (max-width: 768px) { .ls-content { padding: 3rem 2rem; } }
.ls-right { padding-left: 6rem; }
@media (max-width: 768px) { .ls-right { padding-left: 2rem; } }
.ls-num {
  display: block;
  font-size: 0.68rem;
  letter-spacing: 0.2em;
  color: var(--leather-light);
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}
.ls-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 300;
  line-height: 1.1;
  margin-bottom: 1.5rem;
}
.ls-title em { font-style: italic; color: var(--leather-light); }
.ls-body { font-size: 0.9rem; color: var(--silver); line-height: 1.8; max-width: 380px; }

.ls-visual {
  height: 100%;
  min-height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--charcoal);
  position: relative;
  overflow: hidden;
}

/* Leather texture comparison */
.leather-texture {
  width: 90%;
  max-width: 440px;
  aspect-ratio: 4/3;
  position: relative;
  border-radius: 4px;
  overflow: hidden;
  cursor: col-resize;
  user-select: none;
}
.lt-new, .lt-aged {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: flex-end;
  padding: 1rem;
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.lt-new {
  background: linear-gradient(135deg, #8a5535 0%, #5c3a21 40%, #2a1508 100%);
  justify-content: flex-start;
  color: rgba(255,255,255,0.5);
}
.lt-aged {
  background: linear-gradient(135deg, #3a1f0a 0%, #5c3a21 50%, #8a5535 100%);
  clip-path: inset(0 50% 0 0);
  transition: clip-path 0.05s linear;
  justify-content: flex-end;
  color: rgba(255,255,255,0.6);
}
.lt-divider {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 2px;
  background: var(--white);
  transform: translateX(-50%);
  pointer-events: none;
  transition: left 0.05s linear;
  box-shadow: 0 0 10px rgba(255,255,255,0.4);
}
.lt-handle {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: var(--white);
  font-size: 0.6rem;
  background: var(--white);
  color: var(--black);
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  transition: left 0.05s linear;
  box-shadow: 0 4px 12px rgba(0,0,0,0.5);
  font-size: 8px;
}

/* Age timeline */
.not-fast-fashion {
  width: 90%;
  max-width: 380px;
  text-align: center;
}
.nff-year {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--leather-light);
  letter-spacing: 0.1em;
  margin-bottom: 1.5rem;
}
.nff-shoe-wrap {
  width: 100%;
  height: 180px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
}
.nff-shoe {
  width: 200px;
  height: 120px;
  background: linear-gradient(135deg, #8a5535 0%, #5c3a21 50%, #2a1508 100%);
  border-radius: 50% 50% 30% 30% / 40% 40% 20% 20%;
  position: relative;
  transition: filter 1.5s var(--ease-luxury), transform 0.5s var(--ease-luxury);
  box-shadow: 0 20px 50px rgba(0,0,0,0.4), inset 0 2px 8px rgba(255,255,255,0.05);
}
.nff-timeline {
  display: flex;
  gap: 0.8rem;
  justify-content: center;
}
.nff-btn {
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--silver-dim);
  background: transparent;
  border: 1px solid rgba(255,255,255,0.1);
  padding: 0.4rem 0.8rem;
  border-radius: 2px;
  cursor: none;
  transition: color 0.3s, border-color 0.3s;
}
.nff-btn.active { color: var(--leather-light); border-color: var(--leather-light); }

/* Quality grid */
.quality-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  width: 90%;
  max-width: 420px;
  background: var(--glass-border);
  border: 1px solid var(--glass-border);
}
.qg-item {
  background: var(--charcoal);
  padding: 2rem;
  text-align: center;
}
.qg-item span {
  display: block;
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 300;
  color: var(--leather-light);
  line-height: 1;
  margin-bottom: 0.5rem;
}
.qg-item {
  font-size: 0.72rem;
  color: var(--silver-dim);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* ═══ CONFIGURATOR */
.config-stage {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 4rem;
  max-width: 1300px;
  margin: 4rem auto 0;
  padding: 0 2.5rem;
  align-items: center;
}
@media (max-width: 1024px) { .config-stage { grid-template-columns: 1fr; gap: 3rem; } }

.config-preview { text-align: center; }
.config-shoe-wrap {
  background: linear-gradient(135deg, var(--charcoal) 0%, var(--charcoal2) 100%);
  border-radius: 4px;
  border: 1px solid var(--glass-border);
  padding: 3rem;
  margin-bottom: 1.5rem;
  position: relative;
  overflow: hidden;
}
.config-shoe-wrap::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 80px;
  background: radial-gradient(ellipse at 50% 100%, rgba(92,58,33,0.12) 0%, transparent 70%);
}
.config-svg { width: 100%; filter: drop-shadow(0 20px 50px rgba(92,58,33,0.2)); }
.config-name {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-style: italic;
  color: var(--white);
  margin-bottom: 0.3rem;
}
.config-price {
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  color: var(--silver-dim);
}

.config-controls { display: flex; flex-direction: column; gap: 2.5rem; }
.config-option {}
.config-label {
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--silver-dim);
  margin-bottom: 1rem;
}
.config-swatches { display: flex; gap: 0.75rem; flex-wrap: wrap; }
.swatch {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 2px solid transparent;
  cursor: none;
  transition: transform 0.3s var(--ease-bounce), border-color 0.3s;
  position: relative;
}
.swatch::after {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 1px solid transparent;
  transition: border-color 0.3s;
}
.swatch.active::after { border-color: var(--white); }
.swatch:hover { transform: scale(1.15); }

.config-pills { display: flex; gap: 0.75rem; flex-wrap: wrap; }
.pill {
  font-family: var(--font-body);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--silver-dim);
  background: transparent;
  border: 1px solid rgba(255,255,255,0.1);
  padding: 0.5rem 1.2rem;
  border-radius: 2px;
  cursor: none;
  transition: color 0.3s, border-color 0.3s, background 0.3s;
}
.pill.active { color: var(--white); border-color: var(--leather-light); background: var(--glass); }
.pill:hover { border-color: rgba(255,255,255,0.25); }

.config-cta { width: 100%; text-align: center; }

/* ═══ COLLECTION */
.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  max-width: 1300px;
  margin: 4rem auto 0;
  padding: 0 2.5rem;
}
@media (max-width: 1024px) { .product-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .product-grid { grid-template-columns: 1fr; } }

.product-card {
  background: var(--charcoal);
  border: 1px solid var(--glass-border);
  border-radius: 4px;
  overflow: hidden;
  cursor: none;
  transition: border-color 0.3s, transform 0.5s var(--ease-luxury);
}
.product-card:hover {
  border-color: rgba(255,255,255,0.15);
  transform: translateY(-6px);
}
.pc-visual {
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, #111 0%, #1a1a1a 100%);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}
.pc-shoe { width: 100%; transition: transform 0.6s var(--ease-luxury); }
.product-card:hover .pc-shoe { transform: scale(1.04) translateY(-4px); }
.pc-overlay {
  position: absolute;
  inset: 0;
  background: rgba(13,13,13,0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.4s;
}
.product-card:hover .pc-overlay { opacity: 1; }
.pc-quick {
  font-family: var(--font-body);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--white);
  background: transparent;
  border: 1px solid rgba(255,255,255,0.4);
  padding: 0.75rem 1.8rem;
  border-radius: 2px;
  cursor: none;
  transform: translateY(10px);
  transition: transform 0.4s var(--ease-luxury), background 0.3s;
}
.product-card:hover .pc-quick { transform: translateY(0); }
.pc-quick:hover { background: rgba(255,255,255,0.1); }
.pc-tag {
  position: absolute;
  top: 1rem;
  left: 1rem;
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--leather-light);
  border: 1px solid var(--leather-light);
  padding: 0.2rem 0.6rem;
  border-radius: 2px;
}
.pc-info { padding: 1.5rem; }
.pc-name {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 300;
  color: var(--white);
  margin-bottom: 0.25rem;
}
.pc-style {
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--silver-dim);
  margin-bottom: 0.75rem;
}
.pc-price { font-size: 0.88rem; color: var(--silver); letter-spacing: 0.05em; }

/* ═══ COMMUNITY */
.community { overflow: hidden; }
.community-feed {
  margin: 4rem 0;
  overflow: hidden;
  cursor: grab;
  user-select: none;
}
.community-feed.grabbing { cursor: grabbing; }
.cf-track {
  display: flex;
  gap: 1rem;
  width: max-content;
  transition: transform 0.3s var(--ease-luxury);
  padding: 0 2.5rem;
}
.cf-card {
  width: 260px;
  flex-shrink: 0;
  border-radius: 4px;
  overflow: hidden;
  position: relative;
  cursor: none;
  background: var(--charcoal);
  border: 1px solid var(--glass-border);
  transition: transform 0.4s var(--ease-luxury);
}
.cf-card:hover { transform: translateY(-4px); }
.cf-img {
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
  display: block;
}
.cf-img-placeholder {
  width: 100%;
  aspect-ratio: 3/4;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-style: italic;
  color: var(--leather-light);
  position: relative;
  overflow: hidden;
}
.cf-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.85) 0%, transparent 50%);
  opacity: 0;
  transition: opacity 0.4s;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1rem;
}
.cf-card:hover .cf-overlay { opacity: 1; }
.cf-user { font-size: 0.75rem; color: var(--white); margin-bottom: 0.4rem; letter-spacing: 0.05em; }
.cf-tag {
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--leather-light);
  border: 1px solid var(--leather-light);
  padding: 0.25rem 0.6rem;
  border-radius: 2px;
  display: inline-block;
  cursor: none;
}
.community-cta {
  text-align: center;
  padding: 0 2.5rem;
}
.community-cta p {
  font-size: 0.85rem;
  color: var(--silver-dim);
  letter-spacing: 0.05em;
  margin-bottom: 1.5rem;
}
.community-cta strong { color: var(--leather-light); }

/* ═══ PACKAGING */
.box-stage {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  max-width: 1100px;
  margin: 4rem auto 0;
  padding: 0 2.5rem;
  align-items: center;
}
@media (max-width: 768px) { .box-stage { grid-template-columns: 1fr; gap: 2rem; } }

.box-scene {
  perspective: 800px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 400px;
  background: var(--charcoal);
  border: 1px solid var(--glass-border);
  border-radius: 4px;
  overflow: hidden;
}
.box-wrap {
  position: relative;
  width: 260px;
  transform-style: preserve-3d;
  transform: rotateX(12deg) rotateY(-8deg);
  transition: transform 0.8s var(--ease-luxury);
}
.box-wrap.opened { transform: rotateX(18deg) rotateY(-8deg); }
.box-lid {
  position: relative;
  width: 260px;
  height: 60px;
  transform-origin: bottom center;
  transform-style: preserve-3d;
  transition: transform 1.2s var(--ease-luxury);
  z-index: 2;
}
.box-lid.open { transform: rotateX(-130deg); }
.box-lid-front {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, #1e1e1e 0%, #111 100%);
  border: 1px solid rgba(255,255,255,0.08);
  border-bottom: none;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 3px 3px 0 0;
}
.box-lid-top {
  position: absolute;
  width: 100%;
  height: 100%;
  background: #1a1a1a;
  border: 1px solid rgba(255,255,255,0.06);
  transform: rotateX(90deg) translateZ(30px);
  display: flex;
  align-items: center;
  justify-content: center;
  backface-visibility: hidden;
}
.box-brand, .box-brand-top {
  font-family: var(--font-display);
  font-size: 1.2rem;
  letter-spacing: 0.4em;
  color: rgba(255,255,255,0.5);
  text-transform: uppercase;
}
.box-base {
  width: 260px;
  height: 180px;
  background: linear-gradient(180deg, #151515 0%, #0d0d0d 100%);
  border: 1px solid rgba(255,255,255,0.06);
  border-top: none;
  border-radius: 0 0 3px 3px;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.box-tissue {
  position: absolute;
  inset: 10px;
  pointer-events: none;
}
.tissue-layer {
  position: absolute;
  inset: 0;
  border-radius: 2px;
  opacity: 0;
  transition: opacity 1s, transform 1.2s var(--ease-luxury);
}
.tl1 {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  transform: translateY(10px);
}
.tl2 {
  background: rgba(255,255,255,0.02);
  border: 1px solid rgba(255,255,255,0.05);
  transform: translateY(20px);
  margin: 8px;
}
.box-tissue.revealed .tl1,
.box-tissue.revealed .tl2 { opacity: 1; transform: translateY(0); }
.box-shoe-reveal {
  width: 80%;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.8s 0.8s var(--ease-luxury), transform 0.8s 0.8s var(--ease-luxury);
  position: relative;
  z-index: 2;
}
.box-shoe-reveal.show { opacity: 1; transform: translateY(0); }

/* Box info */
.box-info { display: flex; flex-direction: column; gap: 2rem; }
.bi-step {
  display: flex;
  gap: 1.2rem;
  opacity: 0.3;
  transition: opacity 0.5s;
}
.bi-step.active { opacity: 1; }
.bi-num {
  font-size: 0.68rem;
  letter-spacing: 0.15em;
  color: var(--leather-light);
  min-width: 24px;
  margin-top: 2px;
}
.bi-text strong {
  display: block;
  font-size: 0.9rem;
  color: var(--white);
  letter-spacing: 0.05em;
  margin-bottom: 0.3rem;
}
.bi-text p { font-size: 0.78rem; color: var(--silver-dim); line-height: 1.6; }

/* ═══ FOOTER */
.footer {
  border-top: 1px solid var(--glass-border);
  padding: 5rem 0 2rem;
  background: var(--charcoal);
}
.footer-inner { max-width: 1300px; margin: 0 auto; padding: 0 2.5rem; }
.footer-top {
  display: grid;
  grid-template-columns: 280px 1fr 300px;
  gap: 4rem;
  margin-bottom: 4rem;
}
@media (max-width: 1024px) { .footer-top { grid-template-columns: 1fr 1fr; gap: 2rem; } }
@media (max-width: 600px) { .footer-top { grid-template-columns: 1fr; } }

.footer-logo {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 300;
  letter-spacing: 0.3em;
  color: var(--white);
  margin-bottom: 0.75rem;
}
.footer-tagline {
  font-size: 0.85rem;
  color: var(--silver-dim);
  letter-spacing: 0.05em;
  margin-bottom: 0.4rem;
}
.footer-location {
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.2);
  text-transform: uppercase;
}

.footer-links { display: flex; gap: 3rem; flex-wrap: wrap; }
.fl-col { display: flex; flex-direction: column; gap: 0.75rem; }
.fl-head {
  font-size: 0.68rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--silver-dim);
  margin-bottom: 0.25rem;
}
.fl-col a {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.4);
  text-decoration: none;
  transition: color 0.3s;
  letter-spacing: 0.02em;
}
.fl-col a:hover { color: var(--white); }

.footer-newsletter .fl-head { margin-bottom: 0.75rem; }
.footer-newsletter > p { font-size: 0.82rem; color: var(--silver-dim); line-height: 1.6; margin-bottom: 1rem; }
.newsletter-form { display: flex; gap: 0; margin-bottom: 1.5rem; }
.nl-input {
  flex: 1;
  background: var(--black);
  border: 1px solid var(--glass-border);
  border-right: none;
  color: var(--white);
  padding: 0.75rem 1rem;
  font-family: var(--font-body);
  font-size: 0.8rem;
  border-radius: 2px 0 0 2px;
  outline: none;
  transition: border-color 0.3s;
}
.nl-input::placeholder { color: var(--silver-dim); }
.nl-input:focus { border-color: var(--leather-light); }
.nl-btn {
  background: var(--leather);
  border: 1px solid var(--leather);
  color: var(--white);
  padding: 0.75rem 1.2rem;
  font-size: 1rem;
  border-radius: 0 2px 2px 0;
  cursor: none;
  transition: background 0.3s;
}
.nl-btn:hover { background: var(--leather-light); }
.footer-socials { display: flex; gap: 1rem; }
.social-link {
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  color: var(--silver-dim);
  text-decoration: none;
  border: 1px solid var(--glass-border);
  padding: 0.4rem 0.7rem;
  border-radius: 2px;
  transition: color 0.3s, border-color 0.3s;
}
.social-link:hover { color: var(--white); border-color: rgba(255,255,255,0.25); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 2rem;
  border-top: 1px solid var(--glass-border);
  flex-wrap: wrap;
  gap: 1rem;
}
.footer-bottom span, .footer-bottom a {
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: rgba(255,255,255,0.2);
}
.footer-bottom-links { display: flex; gap: 1.5rem; }
.footer-bottom-links a { text-decoration: none; transition: color 0.3s; }
.footer-bottom-links a:hover { color: var(--silver); }

/* ═══ KEYFRAMES */
@keyframes fadeUp {
  to { opacity: 1; transform: translateY(0); }
}
@keyframes floatShoe {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  33% { transform: translateY(-12px) rotate(0.5deg); }
  66% { transform: translateY(-6px) rotate(-0.3deg); }
}
@keyframes floatShadow {
  0%, 100% { opacity: 0.4; transform: translateX(-50%) scale(1); }
  50% { opacity: 0.2; transform: translateX(-50%) scale(0.85); }
}
@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 0.4; }
  50% { transform: scale(1.6); opacity: 0; }
}
@keyframes scanLine {
  0% { top: 0%; }
  50% { top: 96%; }
  100% { top: 0%; }
}
@keyframes lineExpand {
  0%, 100% { width: 40px; opacity: 1; }
  50% { width: 60px; opacity: 0.6; }
}
@keyframes gridFade {
  from { opacity: 0.4; }
  to { opacity: 0.8; }
}

/* ═══ LEATHER PANEL BACKGROUNDS */
.ls-1 { background: var(--black); }
.ls-2 { background: var(--charcoal); }
.ls-3 { background: var(--black); }
.ls-v2 { background: linear-gradient(135deg, #111 0%, #1a1a1a 100%); }
.ls-v3 { background: var(--charcoal); }

/* ═══ COMMUNITY card gradients */
.cf-bg-1 { background: linear-gradient(135deg, #1a1008 0%, #3d2010 50%, #2a1508 100%); }
.cf-bg-2 { background: linear-gradient(135deg, #0d0d1a 0%, #1a1a2e 50%, #2a2a3e 100%); }
.cf-bg-3 { background: linear-gradient(135deg, #0d1a0d 0%, #1a2e1a 50%, #1a3028 100%); }
.cf-bg-4 { background: linear-gradient(135deg, #1a1008 0%, #5c3a21 60%, #8a5535 100%); }
.cf-bg-5 { background: linear-gradient(135deg, #1a0d1a 0%, #2e1a2e 50%, #3a2040 100%); }
.cf-bg-6 { background: linear-gradient(135deg, #0a0a0a 0%, #1a1a1a 100%); }