/* ============================================================
   ÉLAN ATELIER — 服装企业品牌网站
   设计系统：杂志风格 · 奢侈感 · 极简克制
   ============================================================ */

/* ---- CSS Custom Properties ---- */
:root {
  --color-black: #1a1a1a;
  --color-off-black: #2c2c2c;
  --color-white: #fefefe;
  --color-cream: #f8f5f0;
  --color-warm-gray: #e8e3dc;
  --color-stone: #a0988c;
  --color-taupe: #8b7e6e;
  --color-gold: #b8963e;
  --color-gold-light: #d4b96a;
  --color-error: #c0392b;
  --color-success: #2d6a4f;

  --font-display: 'Playfair Display', 'Times New Roman', serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 2rem;
  --text-4xl: 2.5rem;
  --text-5xl: 3.5rem;
  --text-6xl: 5rem;

  --space-xs: 0.5rem;
  --space-sm: 0.75rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 5rem;
  --space-4xl: 8rem;

  --max-width: 1400px;
  --header-height: 80px;
  --border-radius: 2px;

  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out-quint: cubic-bezier(0.22, 1, 0.36, 1);
  --duration-fast: 200ms;
  --duration-base: 400ms;
  --duration-slow: 700ms;

  --shadow-sm: 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.06);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.08);
}

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

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

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.7;
  color: var(--color-off-black);
  background: var(--color-white);
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
}

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

ul, ol { list-style: none; }

input, textarea, select {
  font: inherit;
  color: inherit;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

h1 { font-size: var(--text-5xl); }
h2 { font-size: var(--text-4xl); }
h3 { font-size: var(--text-3xl); }
h4 { font-size: var(--text-2xl); }

.display-xl {
  font-family: var(--font-display);
  font-size: var(--text-6xl);
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: -0.025em;
}

.text-eyebrow {
  font-size: var(--text-xs);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-stone);
}

/* ---- Header ---- */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--header-height);
  background: rgba(254,254,254,0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(0,0,0,0.06);
  transition: transform var(--duration-base) var(--ease-out-expo);
}

.site-header.hidden {
  transform: translateY(-100%);
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-2xl);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  letter-spacing: 0.04em;
  color: var(--color-black);
}

.nav-list {
  display: flex;
  gap: var(--space-2xl);
}

.nav-list a {
  font-size: var(--text-sm);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-taupe);
  position: relative;
  padding-bottom: 4px;
  transition: color var(--duration-fast);
}

.nav-list a::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 0;
  height: 1px;
  background: var(--color-black);
  transition: width var(--duration-base) var(--ease-out-expo);
}

.nav-list a:hover,
.nav-list a.active {
  color: var(--color-black);
}

.nav-list a:hover::after,
.nav-list a.active::after {
  width: 100%;
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}

.menu-toggle span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--color-black);
  transition: transform var(--duration-base) var(--ease-out-expo);
}

/* ---- Footer ---- */
.site-footer {
  background: var(--color-black);
  color: var(--color-stone);
  padding: var(--space-4xl) var(--space-2xl) var(--space-3xl);
}

.footer-grid {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-3xl);
}

.footer-brand .logo {
  color: var(--color-white);
  display: inline-block;
  margin-bottom: var(--space-lg);
}

.footer-brand p {
  font-size: var(--text-sm);
  line-height: 1.8;
  max-width: 320px;
}

.footer-col h4 {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-white);
  margin-bottom: var(--space-xl);
}

.footer-col a {
  display: block;
  font-size: var(--text-sm);
  color: var(--color-stone);
  margin-bottom: var(--space-md);
  transition: color var(--duration-fast);
}

.footer-col a:hover {
  color: var(--color-white);
}

.footer-bottom {
  max-width: var(--max-width);
  margin: var(--space-3xl) auto 0;
  padding-top: var(--space-xl);
  border-top: 1px solid rgba(255,255,255,0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--text-xs);
}

/* ---- Sections ---- */
.section {
  padding: var(--space-4xl) var(--space-2xl);
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.section-header .text-eyebrow {
  margin-bottom: var(--space-md);
}

.section-header h2 {
  margin-bottom: var(--space-md);
}

.section-header p {
  color: var(--color-taupe);
  max-width: 560px;
  margin: 0 auto;
}

/* ---- Hero ---- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--header-height) var(--space-2xl) var(--space-3xl);
  background: var(--color-cream);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(184,150,62,0.06) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 50%, rgba(139,126,110,0.04) 0%, transparent 50%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
}

.hero-content .text-eyebrow {
  margin-bottom: var(--space-lg);
  animation: fadeUp 0.8s var(--ease-out-expo) 0.2s both;
}

.hero-content h1 {
  font-size: var(--text-6xl);
  margin-bottom: var(--space-xl);
  animation: fadeUp 0.8s var(--ease-out-expo) 0.4s both;
}

.hero-content p {
  font-size: var(--text-xl);
  color: var(--color-taupe);
  line-height: 1.8;
  margin-bottom: var(--space-2xl);
  animation: fadeUp 0.8s var(--ease-out-expo) 0.6s both;
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 16px 40px;
  font-size: var(--text-sm);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border: 1px solid transparent;
  transition: all var(--duration-base) var(--ease-out-expo);
}

.btn-primary {
  background: var(--color-black);
  color: var(--color-white);
  border-color: var(--color-black);
}

.btn-primary:hover {
  background: var(--color-off-black);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background: transparent;
  color: var(--color-black);
  border-color: var(--color-black);
}

.btn-outline:hover {
  background: var(--color-black);
  color: var(--color-white);
}

.btn-ghost {
  padding: 4px 0;
  border-color: transparent;
  color: var(--color-taupe);
  position: relative;
}

.btn-ghost::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 100%;
  height: 1px;
  background: var(--color-black);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--duration-base) var(--ease-out-expo);
}

.btn-ghost:hover {
  color: var(--color-black);
}

.btn-ghost:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

/* ---- Product Card ---- */
.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

.product-card {
  cursor: pointer;
  transition: transform var(--duration-base) var(--ease-out-expo);
}

.product-card:hover {
  transform: translateY(-6px);
}

.product-card-image {
  position: relative;
  overflow: hidden;
  aspect-ratio: 3/4;
  background: var(--color-cream);
  margin-bottom: var(--space-lg);
}

.product-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-out-expo);
}

.product-card:hover .product-card-image img {
  transform: scale(1.05);
}

.product-card-image .badge {
  position: absolute;
  top: var(--space-md);
  left: var(--space-md);
  background: var(--color-black);
  color: var(--color-white);
  padding: 4px 12px;
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.product-card h3 {
  font-size: var(--text-lg);
  margin-bottom: var(--space-xs);
}

.product-card .price {
  font-size: var(--text-sm);
  color: var(--color-taupe);
}

.product-card .category {
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-stone);
  margin-bottom: var(--space-xs);
}

/* ---- Lookbook Grid ---- */
.lookbook-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}

.lookbook-item {
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.lookbook-item.tall {
  grid-row: span 2;
}

.lookbook-item.wide {
  grid-column: span 2;
}

.lookbook-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-out-expo);
  aspect-ratio: 4/5;
}

.lookbook-item.tall img {
  aspect-ratio: 3/4;
}

.lookbook-item.wide img {
  aspect-ratio: 16/9;
}

.lookbook-item:hover img {
  transform: scale(1.04);
}

.lookbook-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.5) 0%, transparent 60%);
  opacity: 0;
  transition: opacity var(--duration-base) var(--ease-out-quint);
  display: flex;
  align-items: flex-end;
  padding: var(--space-xl);
}

.lookbook-item:hover .lookbook-overlay {
  opacity: 1;
}

.lookbook-overlay span {
  color: var(--color-white);
  font-family: var(--font-display);
  font-size: var(--text-xl);
}

/* ---- About ---- */
.about-hero {
  min-height: 60vh;
  display: flex;
  align-items: center;
  padding: calc(var(--header-height) + var(--space-3xl)) var(--space-2xl) var(--space-3xl);
  background: var(--color-cream);
}

.about-hero-grid {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4xl);
  align-items: center;
  width: 100%;
}

.about-hero-image {
  aspect-ratio: 4/5;
  background: var(--color-warm-gray);
  overflow: hidden;
}

.about-hero-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-2xl);
}

.value-card {
  text-align: center;
}

.value-icon {
  font-size: var(--text-3xl);
  margin-bottom: var(--space-lg);
}

.value-card h4 {
  font-size: var(--text-lg);
  margin-bottom: var(--space-sm);
}

.value-card p {
  font-size: var(--text-sm);
  color: var(--color-taupe);
}

/* ---- Timeline ---- */
.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0; bottom: 0;
  width: 1px;
  background: var(--color-warm-gray);
  transform: translateX(-50%);
}

.timeline-item {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  margin-bottom: var(--space-3xl);
  position: relative;
}

.timeline-item:nth-child(even) {
  direction: rtl;
}

.timeline-item:nth-child(even) .timeline-content {
  direction: ltr;
}

.timeline-year {
  font-family: var(--font-display);
  font-size: var(--text-4xl);
  color: var(--color-gold);
  text-align: right;
  padding-right: var(--space-3xl);
}

.timeline-item:nth-child(even) .timeline-year {
  text-align: left;
  padding-left: var(--space-3xl);
  padding-right: 0;
}

.timeline-content {
  padding-top: var(--space-sm);
}

.timeline-content h4 {
  margin-bottom: var(--space-xs);
}

.timeline-content p {
  color: var(--color-taupe);
  font-size: var(--text-sm);
}

.timeline-dot {
  position: absolute;
  left: 50%;
  top: 12px;
  width: 10px;
  height: 10px;
  background: var(--color-gold);
  border-radius: 50%;
  transform: translateX(-50%);
}

/* ---- Contact ---- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4xl);
}

.contact-info h3 {
  margin-bottom: var(--space-lg);
}

.contact-detail {
  display: flex;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
}

.contact-detail .icon {
  font-size: var(--text-xl);
  flex-shrink: 0;
}

.contact-detail h4 {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: var(--space-xs);
}

.contact-detail p {
  color: var(--color-taupe);
  font-size: var(--text-sm);
}

/* ---- Form ---- */
.form-group {
  margin-bottom: var(--space-xl);
}

.form-label {
  display: block;
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-taupe);
  margin-bottom: var(--space-sm);
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 14px 0;
  font-size: var(--text-base);
  border: none;
  border-bottom: 1px solid var(--color-warm-gray);
  background: transparent;
  transition: border-color var(--duration-fast);
  outline: none;
}

.form-input:focus,
.form-textarea:focus {
  border-bottom-color: var(--color-black);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

.form-message {
  font-size: var(--text-sm);
  margin-top: var(--space-md);
  padding: var(--space-md);
  display: none;
}

.form-message.success {
  display: block;
  background: rgba(45,106,79,0.08);
  color: var(--color-success);
}

.form-message.error {
  display: block;
  background: rgba(192,57,43,0.08);
  color: var(--color-error);
}

/* ---- Product Detail ---- */
.product-detail {
  padding-top: calc(var(--header-height) + var(--space-3xl));
}

.product-detail-grid {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-2xl);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4xl);
  align-items: start;
}

.product-gallery-main {
  aspect-ratio: 3/4;
  background: var(--color-cream);
  overflow: hidden;
  margin-bottom: var(--space-md);
}

.product-gallery-main img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.product-gallery-thumbs {
  display: flex;
  gap: var(--space-sm);
}

.product-gallery-thumbs button {
  width: 80px;
  height: 100px;
  overflow: hidden;
  opacity: 0.5;
  transition: opacity var(--duration-fast);
  border: 1px solid transparent;
}

.product-gallery-thumbs button:hover,
.product-gallery-thumbs button.active {
  opacity: 1;
  border-color: var(--color-black);
}

.product-gallery-thumbs img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.product-info .category {
  font-size: var(--text-xs);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-stone);
  margin-bottom: var(--space-md);
}

.product-info h1 {
  font-size: var(--text-4xl);
  margin-bottom: var(--space-lg);
}

.product-info .price {
  font-size: var(--text-2xl);
  font-family: var(--font-display);
  margin-bottom: var(--space-lg);
}

.product-info .description {
  color: var(--color-taupe);
  line-height: 1.8;
  margin-bottom: var(--space-2xl);
}

.product-meta {
  border-top: 1px solid var(--color-warm-gray);
  padding-top: var(--space-xl);
}

.product-meta dt {
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-stone);
  margin-bottom: var(--space-xs);
}

.product-meta dd {
  margin-bottom: var(--space-lg);
}

.product-inquiry {
  margin-top: var(--space-2xl);
}

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

/* ---- Filter Bar ---- */
.filter-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-2xl);
  flex-wrap: wrap;
  gap: var(--space-md);
}

.filter-tags {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.filter-tag {
  padding: 8px 20px;
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: 1px solid var(--color-warm-gray);
  color: var(--color-taupe);
  transition: all var(--duration-fast);
}

.filter-tag:hover,
.filter-tag.active {
  background: var(--color-black);
  color: var(--color-white);
  border-color: var(--color-black);
}

.filter-count {
  font-size: var(--text-sm);
  color: var(--color-stone);
}

/* ---- Page Hero ---- */
.page-hero {
  padding-top: calc(var(--header-height) + var(--space-4xl));
  padding-bottom: var(--space-3xl);
  text-align: center;
  background: var(--color-cream);
}

.page-hero .text-eyebrow {
  margin-bottom: var(--space-md);
}

.page-hero h1 {
  margin-bottom: var(--space-md);
}

.page-hero p {
  color: var(--color-taupe);
  max-width: 520px;
  margin: 0 auto;
}

/* ---- Text Block ---- */
.text-block {
  max-width: 720px;
  margin: 0 auto;
}

.text-block h3 {
  margin-bottom: var(--space-lg);
}

.text-block p {
  color: var(--color-taupe);
  line-height: 1.9;
  margin-bottom: var(--space-lg);
}

.text-block .highlight {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  color: var(--color-black);
  line-height: 1.5;
  padding-left: var(--space-xl);
  border-left: 2px solid var(--color-gold);
  margin: var(--space-2xl) 0;
}

/* ---- Stats Row ---- */
.stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-2xl);
  text-align: center;
}

.stat-number {
  font-family: var(--font-display);
  font-size: var(--text-5xl);
  color: var(--color-gold);
  line-height: 1;
  margin-bottom: var(--space-xs);
}

.stat-label {
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-taupe);
}

/* ---- CTA Banner ---- */
.cta-banner {
  background: var(--color-black);
  color: var(--color-white);
  text-align: center;
  padding: var(--space-4xl) var(--space-2xl);
}

.cta-banner h2 {
  color: var(--color-white);
  margin-bottom: var(--space-lg);
}

.cta-banner p {
  color: var(--color-stone);
  max-width: 480px;
  margin: 0 auto var(--space-2xl);
}

.cta-banner .btn-outline {
  color: var(--color-white);
  border-color: var(--color-white);
}

.cta-banner .btn-outline:hover {
  background: var(--color-white);
  color: var(--color-black);
}

/* ---- Newsletter ---- */
.newsletter {
  text-align: center;
  padding: var(--space-4xl) var(--space-2xl);
  background: var(--color-cream);
}

.newsletter h3 {
  margin-bottom: var(--space-sm);
}

.newsletter p {
  color: var(--color-taupe);
  margin-bottom: var(--space-xl);
}

.newsletter-form {
  display: flex;
  gap: var(--space-sm);
  max-width: 480px;
  margin: 0 auto;
}

.newsletter-form .form-input {
  flex: 1;
}

/* ---- Breadcrumb ---- */
.breadcrumb {
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-stone);
  margin-bottom: var(--space-xl);
}

.breadcrumb a {
  color: var(--color-taupe);
  transition: color var(--duration-fast);
}

.breadcrumb a:hover {
  color: var(--color-black);
}

.breadcrumb span {
  margin: 0 var(--space-xs);
}

/* ---- Modal ---- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.92);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-2xl);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--duration-base);
}

.modal-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.modal-overlay img {
  max-width: 90vw;
  max-height: 85vh;
  object-fit: contain;
}

.modal-close {
  position: absolute;
  top: var(--space-xl);
  right: var(--space-xl);
  color: var(--color-white);
  font-size: var(--text-2xl);
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255,255,255,0.3);
  border-radius: 50%;
  transition: background var(--duration-fast);
}

.modal-close:hover {
  background: rgba(255,255,255,0.1);
}

.modal-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-white);
  font-size: var(--text-3xl);
  padding: var(--space-md);
}

.modal-nav.prev { left: var(--space-lg); }
.modal-nav.next { right: var(--space-lg); }

/* ---- Animations ---- */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--duration-slow) var(--ease-out-expo),
              transform var(--duration-slow) var(--ease-out-expo);
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---- Responsive ---- */
@media (max-width: 1024px) {
  :root {
    --text-6xl: 3.5rem;
    --text-5xl: 2.5rem;
    --text-4xl: 2rem;
  }

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

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

  .about-hero-grid {
    grid-template-columns: 1fr;
    gap: var(--space-3xl);
  }

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

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

  .product-detail-grid {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 768px) {
  :root {
    --text-6xl: 2.5rem;
    --text-5xl: 2rem;
    --header-height: 64px;
  }

  .header-inner {
    padding: 0 var(--space-lg);
  }

  .menu-toggle {
    display: flex;
  }

  .nav-list {
    position: fixed;
    top: var(--header-height);
    left: 0; right: 0; bottom: 0;
    background: var(--color-white);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-2xl);
    transform: translateX(100%);
    transition: transform var(--duration-base) var(--ease-out-expo);
  }

  .nav-list.open {
    transform: translateX(0);
  }

  .nav-list a {
    font-size: var(--text-lg);
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }

  .footer-bottom {
    flex-direction: column;
    gap: var(--space-md);
  }

  .product-grid {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }

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

  .lookbook-item.wide {
    grid-column: span 1;
  }

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

  .stats-row {
    grid-template-columns: 1fr;
  }

  .timeline::before { left: 0; }

  .timeline-item {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }

  .timeline-year {
    text-align: left;
    padding-right: 0;
    padding-left: var(--space-xl);
    font-size: var(--text-2xl);
  }

  .timeline-item:nth-child(even) { direction: ltr; }

  .timeline-item:nth-child(even) .timeline-year {
    padding-left: var(--space-xl);
  }

  .timeline-dot {
    left: 0;
    transform: none;
  }

  .section {
    padding: var(--space-3xl) var(--space-lg);
  }
}

@media (max-width: 480px) {
  :root {
    --text-6xl: 2rem;
    --text-5xl: 1.75rem;
    --text-4xl: 1.5rem;
  }

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