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

:root {
  --color-bg: #fbfbfd;
  --color-surface: #ffffff;
  --color-text: #1d1d1f;
  --color-text-secondary: #6e6e73;
  --color-accent: #1d1d1f;
  --color-accent-hover: #424245;
  --color-border: #d2d2d7;
  --color-border-light: #e8e8ed;
  --color-success: #34c759;
  --color-error: #ff3b30;
  --nav-height: 52px;
  --section-padding: clamp(80px, 10vw, 140px);
  --container-max: 1200px;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-serif: 'Playfair Display', 'Georgia', serif;
}

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

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.5;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button { font: inherit; cursor: pointer; border: none; background: none; }

/* ── Navigation ── */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  background: rgba(251, 251, 253, 0.72);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--color-border-light);
}

.nav-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: var(--font-serif);
  font-size: 1.125rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--color-text);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  transition: color 0.2s;
}

.nav-links a:hover { color: var(--color-text); }
.nav-links a.active { color: var(--color-text); }

.nav-cart {
  position: relative;
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  transition: color 0.2s;
}

.nav-cart:hover { color: var(--color-text); }
.nav-cart svg { width: 18px; height: 18px; }

.cart-badge {
  position: absolute;
  top: -6px;
  right: -10px;
  width: 16px;
  height: 16px;
  background: var(--color-text);
  color: #fff;
  font-size: 0.625rem;
  font-weight: 600;
  border-radius: 50%;
  display: none;
  align-items: center;
  justify-content: center;
}

.cart-badge.visible {
  display: flex;
}

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

.nav-toggle span {
  display: block;
  width: 18px;
  height: 1.5px;
  background: var(--color-text);
  transition: 0.3s;
}

/* ── Hero Section ── */
.hero {
  padding-top: calc(var(--nav-height) + var(--section-padding));
  padding-bottom: var(--section-padding);
  text-align: center;
}

.hero-inner {
  max-width: 820px;
  margin: 0 auto;
  padding: 0 24px;
}

.hero-tagline {
  font-family: var(--font-serif);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: -0.03em;
  color: var(--color-text);
  margin-bottom: 20px;
}

.hero-tagline em {
  font-style: italic;
  color: var(--color-text-secondary);
}

.hero-subtitle {
  font-size: clamp(1.0625rem, 2vw, 1.3125rem);
  color: var(--color-text-secondary);
  line-height: 1.5;
  max-width: 560px;
  margin: 0 auto 40px;
  font-weight: 400;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  background: var(--color-accent);
  color: #fff;
  font-size: 0.9375rem;
  font-weight: 500;
  border-radius: 980px;
  transition: background 0.2s;
}

.hero-cta:hover { background: var(--color-accent-hover); }

.hero-cta svg {
  width: 16px;
  height: 16px;
  transition: transform 0.2s;
}

.hero-cta:hover svg { transform: translateX(3px); }

/* ── Hero Image ── */
.hero-image {
  max-width: var(--container-max);
  margin: 60px auto 0;
  padding: 0 24px;
}

.hero-image img {
  width: 100%;
  height: clamp(320px, 50vw, 560px);
  object-fit: cover;
  border-radius: 20px;
}

/* ── Section Shared ── */
.section {
  padding: var(--section-padding) 24px;
  max-width: var(--container-max);
  margin: 0 auto;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-label {
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-secondary);
  margin-bottom: 12px;
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(1.75rem, 4vw, 3rem);
  font-weight: 600;
  line-height: 1.12;
  letter-spacing: -0.02em;
}

/* ── Paintings Grid ── */
.paintings-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
}

.painting-card {
  background: var(--color-surface);
  border-radius: 20px;
  overflow: hidden;
  transition: transform 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              box-shadow 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.painting-card:hover {
  transform: scale(1.015);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.08);
}

.painting-card-image {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
}

.painting-card-body {
  padding: 24px 24px 28px;
}

.painting-card-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 6px;
  letter-spacing: -0.01em;
}

.painting-card-meta {
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
  margin-bottom: 16px;
}

.painting-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.painting-card-price {
  font-size: 1.125rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.painting-card-actions {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.btn-view-cart {
  padding: 10px 16px;
  font-size: 0.8125rem;
  font-weight: 500;
  color: #fff;
  background: var(--color-accent);
  border: 1px solid var(--color-accent);
  border-radius: 980px;
  transition: background 0.2s;
}

.btn-view-cart:hover { background: var(--color-accent-hover); border-color: var(--color-accent-hover); }

.btn-view-cart[hidden] { display: none; }

.btn-add-cart {
  padding: 10px 20px;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-accent);
  border: 1px solid var(--color-border);
  border-radius: 980px;
  transition: background 0.2s, color 0.2s;
}

.btn-add-cart:hover {
  background: var(--color-accent);
  color: #fff;
}

.btn-add-cart.added {
  background: var(--color-success);
  color: #fff;
  border-color: var(--color-success);
}

.btn-add-cart.out-of-stock,
.btn-add-cart.out-of-stock:hover {
  background: transparent;
  color: #b42318;
  border-color: #f5c2c0;
  cursor: not-allowed;
}

.btn-primary.out-of-stock,
.btn-primary[disabled],
.btn-primary[disabled]:hover {
  background: #d8cfc1;
  color: #fff;
  cursor: not-allowed;
}

.painting-availability-out {
  display: inline-block;
  padding: 4px 10px;
  background: #fdecea;
  color: #b42318;
  border-radius: 999px;
  font-size: 0.8125rem;
  font-weight: 600;
}

.cart-stock-banner {
  background: #fdecea;
  color: #912018;
  border: 1px solid #f5c2c0;
  border-radius: 12px;
  padding: 16px 20px;
  margin-bottom: 24px;
  font-size: 0.9375rem;
  line-height: 1.5;
}

.cart-stock-banner strong {
  font-weight: 700;
}

.cart-item.is-out-of-stock {
  opacity: 0.7;
}

.cart-item.is-out-of-stock .cart-item-image {
  filter: grayscale(0.6);
}

.cart-item-stock-warning {
  margin-top: 6px;
  font-size: 0.8125rem;
  font-weight: 600;
  color: #b42318;
}

/* ── About Strip ── */
.about-strip {
  padding: var(--section-padding) 24px;
  background: var(--color-surface);
}

.about-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about-image img {
  width: 100%;
  border-radius: 20px;
  aspect-ratio: 3 / 4;
  object-fit: cover;
}

.about-content .section-label { text-align: left; }

.about-content .section-title {
  text-align: left;
  margin-bottom: 24px;
}

.about-text {
  font-size: 1.0625rem;
  color: var(--color-text-secondary);
  line-height: 1.65;
  margin-bottom: 32px;
}

.about-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-text);
  transition: gap 0.2s;
}

.about-link:hover { gap: 10px; }
.about-link svg { width: 16px; height: 16px; }

/* ── Value Props ── */
.values {
  padding: var(--section-padding) 24px;
}

.values-inner {
  max-width: var(--container-max);
  margin: 0 auto;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  text-align: center;
}

.value-item-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-surface);
  border-radius: 14px;
  border: 1px solid var(--color-border-light);
}

.value-item-icon svg { width: 22px; height: 22px; color: var(--color-text); }

.value-item h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.value-item p {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  line-height: 1.55;
  max-width: 300px;
  margin: 0 auto;
}

/* ── CTA Banner ── */
.cta-banner {
  padding: var(--section-padding) 24px;
  text-align: center;
  background: var(--color-text);
  color: #fff;
}

.cta-banner-inner {
  max-width: 640px;
  margin: 0 auto;
}

.cta-banner .section-title {
  color: #fff;
  margin-bottom: 16px;
}

.cta-banner p {
  font-size: 1.0625rem;
  color: rgba(255,255,255,0.7);
  line-height: 1.55;
  margin-bottom: 36px;
}

.cta-banner .hero-cta {
  background: #fff;
  color: var(--color-text);
}

.cta-banner .hero-cta:hover { background: rgba(255,255,255,0.85); }

/* ── Footer ── */
footer {
  padding: 40px 24px;
  border-top: 1px solid var(--color-border-light);
  background: var(--color-bg);
}

.footer-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-copy {
  font-size: 0.75rem;
  color: var(--color-text-secondary);
}

.footer-links {
  display: flex;
  gap: 24px;
  list-style: none;
}

.footer-links a {
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  transition: color 0.2s;
}

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

/* ── Page Header (for inner pages) ── */
.page-header {
  padding-top: calc(var(--nav-height) + 60px);
  padding-bottom: 60px;
  text-align: center;
}

.page-header .section-title {
  margin-bottom: 16px;
}

.page-header .hero-subtitle {
  margin-bottom: 0;
}

/* ── Painting Detail Page ── */
.painting-detail {
  padding-top: calc(var(--nav-height) + 40px);
  max-width: var(--container-max);
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
  padding-bottom: var(--section-padding);
}

.painting-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.painting-gallery {
  position: sticky;
  top: calc(var(--nav-height) + 24px);
}

.painting-main-image {
  width: 100%;
  border-radius: 16px;
  cursor: zoom-in;
  aspect-ratio: 4 / 5;
  object-fit: cover;
}

.painting-thumbnails {
  display: flex;
  gap: 12px;
  margin-top: 12px;
}

.painting-thumbnails img {
  width: 80px;
  height: 80px;
  object-fit: cover;
  border-radius: 8px;
  cursor: pointer;
  border: 2px solid transparent;
  transition: border-color 0.2s;
}

.painting-thumbnails img.active,
.painting-thumbnails img:hover {
  border-color: var(--color-text);
}

.painting-info {
  padding-top: 20px;
}

.painting-info .section-label {
  text-align: left;
  margin-bottom: 8px;
}

.painting-back-link {
  display: inline-flex;
  align-items: center;
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  margin-bottom: 20px;
  transition: color 0.2s;
}

.painting-back-link:hover {
  color: var(--color-text);
}

/* ── Recommendations ── */
.recommendations {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px var(--section-padding);
}

.recommendations .section-title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin-bottom: 40px;
}

.recommendations .paintings-grid {
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.recommendations .painting-card-image {
  aspect-ratio: 1 / 1;
}

.recommendations .painting-card-body {
  padding: 14px 14px 18px;
}

.recommendations .painting-card-title {
  font-size: 0.95rem;
  margin-bottom: 4px;
}

.recommendations .painting-card-meta {
  font-size: 0.75rem;
  margin-bottom: 10px;
}

.recommendations .painting-card-price {
  font-size: 0.95rem;
}

.recommendations-cta {
  text-align: center;
  margin-top: 48px;
}

@media (max-width: 768px) {
  .recommendations .paintings-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }
}

.painting-info-title {
  font-family: var(--font-serif);
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.painting-info-description {
  font-size: 1.0625rem;
  color: var(--color-text-secondary);
  line-height: 1.65;
  margin-bottom: 32px;
}

.painting-meta-table {
  width: 100%;
  margin-bottom: 32px;
  border-collapse: collapse;
}

.painting-meta-table tr {
  border-bottom: 1px solid var(--color-border-light);
}

.painting-meta-table td {
  padding: 14px 0;
  font-size: 0.9375rem;
}

.painting-meta-table td:first-child {
  color: var(--color-text-secondary);
  width: 140px;
}

.painting-meta-table td:last-child {
  font-weight: 500;
}

.painting-price {
  font-size: 2rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
}

.painting-actions {
  display: flex;
  gap: 12px;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 16px 36px;
  background: var(--color-accent);
  color: #fff;
  font-size: 0.9375rem;
  font-weight: 500;
  border-radius: 980px;
  transition: background 0.2s;
  border: none;
}

.btn-primary:hover { background: var(--color-accent-hover); }

.btn-primary.added {
  background: var(--color-success);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 16px 36px;
  background: transparent;
  color: var(--color-text);
  font-size: 0.9375rem;
  font-weight: 500;
  border-radius: 980px;
  border: 1px solid var(--color-border);
  transition: background 0.2s, color 0.2s;
}

.btn-secondary:hover {
  background: var(--color-accent);
  color: #fff;
}

/* ── Cart Page ── */
.cart-page {
  padding-top: calc(var(--nav-height) + 60px);
  padding-bottom: var(--section-padding);
  max-width: var(--container-max);
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
}

.cart-page-title {
  font-family: var(--font-serif);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 40px;
}

.cart-layout {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 60px;
  align-items: start;
}

.cart-empty {
  text-align: center;
  padding: 80px 24px;
  grid-column: 1 / -1;
}

.cart-empty p {
  font-size: 1.125rem;
  color: var(--color-text-secondary);
  margin-bottom: 24px;
}

.cart-items {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.cart-item {
  display: grid;
  grid-template-columns: 100px 1fr auto;
  gap: 24px;
  align-items: center;
  padding: 24px 0;
  border-bottom: 1px solid var(--color-border-light);
}

.cart-item:first-child {
  border-top: 1px solid var(--color-border-light);
}

.cart-item-image {
  width: 100px;
  height: 100px;
  object-fit: cover;
  border-radius: 12px;
}

.cart-item-info h3 {
  font-family: var(--font-serif);
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 4px;
}

.cart-item-info .cart-item-meta {
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
  margin-bottom: 12px;
}

.cart-item-quantity {
  display: inline-flex;
  align-items: center;
  gap: 0;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  overflow: hidden;
}

.cart-item-quantity button {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: var(--color-text);
  transition: background 0.15s;
}

.cart-item-quantity button:hover {
  background: var(--color-border-light);
}

.cart-item-quantity span {
  width: 40px;
  text-align: center;
  font-size: 0.875rem;
  font-weight: 500;
}

.cart-item-right {
  text-align: right;
}

.cart-item-price {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.cart-item-remove {
  font-size: 0.8125rem;
  color: var(--color-error);
  cursor: pointer;
  transition: opacity 0.2s;
}

.cart-item-remove:hover { opacity: 0.7; }

/* Cart Summary */
.cart-summary {
  background: var(--color-surface);
  border-radius: 20px;
  padding: 32px;
  border: 1px solid var(--color-border-light);
  position: sticky;
  top: calc(var(--nav-height) + 24px);
}

.cart-summary h2 {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 24px;
}

.cart-summary-row {
  display: flex;
  justify-content: space-between;
  padding: 12px 0;
  font-size: 0.9375rem;
  border-bottom: 1px solid var(--color-border-light);
}

.cart-summary-row:last-of-type {
  border-bottom: none;
  font-weight: 600;
  font-size: 1.125rem;
  padding-top: 16px;
}

.cart-summary .btn-primary {
  width: 100%;
  justify-content: center;
  margin-top: 24px;
}

/* ── Checkout Form ── */
.checkout-section {
  margin-top: 40px;
  padding-top: 40px;
  border-top: 1px solid var(--color-border-light);
}

.checkout-section h2 {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 32px;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

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

.form-group label {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-text-secondary);
}

.form-group input,
.form-group textarea {
  padding: 12px 16px;
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  background: var(--color-surface);
  color: var(--color-text);
  transition: border-color 0.2s;
  outline: none;
}

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

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

.form-group .error-message {
  font-size: 0.75rem;
  color: var(--color-error);
  display: none;
}

.form-group.has-error input,
.form-group.has-error textarea {
  border-color: var(--color-error);
}

.form-group.has-error .error-message {
  display: block;
}

.checkout-actions {
  margin-top: 32px;
  display: flex;
  gap: 16px;
  align-items: center;
}

/* ── Order Confirmation ── */
.order-confirmation {
  text-align: center;
  padding: 80px 24px;
  max-width: 560px;
  margin: 0 auto;
}

.order-confirmation svg {
  width: 64px;
  height: 64px;
  color: var(--color-success);
  margin-bottom: 24px;
}

.order-confirmation h2 {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  font-weight: 600;
  margin-bottom: 16px;
}

.order-confirmation p {
  font-size: 1.0625rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: 32px;
}

/* ── Contact Page ── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px var(--section-padding);
}

.contact-info-item {
  margin-bottom: 32px;
}

.contact-info-item h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.contact-info-item p,
.contact-info-item a {
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  line-height: 1.55;
}

.contact-info-item a:hover {
  color: var(--color-text);
}

/* ── Lightbox ── */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(0, 0, 0, 0.9);
  align-items: center;
  justify-content: center;
  cursor: zoom-out;
}

.lightbox.open {
  display: flex;
}

.lightbox img {
  max-width: 90vw;
  max-height: 90vh;
  object-fit: contain;
  border-radius: 8px;
}

.lightbox-close {
  position: absolute;
  top: 20px;
  right: 24px;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.5rem;
  cursor: pointer;
  transition: opacity 0.2s;
}

.lightbox-close:hover { opacity: 0.7; }

/* ── Toast Notification ── */
.toast {
  position: fixed;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: var(--color-text);
  color: #fff;
  padding: 14px 28px;
  border-radius: 980px;
  font-size: 0.875rem;
  font-weight: 500;
  z-index: 3000;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  pointer-events: none;
}

.toast.visible {
  transform: translateX(-50%) translateY(0);
}

/* ── Breadcrumb ── */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
  margin-bottom: 32px;
  padding-top: calc(var(--nav-height) + 24px);
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

.breadcrumb a {
  color: var(--color-text-secondary);
  transition: color 0.2s;
}

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

.breadcrumb span { color: var(--color-border); }

/* ── Responsive ── */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-toggle { display: flex; }

  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: rgba(251, 251, 253, 0.97);
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    padding: 20px 24px;
    gap: 20px;
    border-bottom: 1px solid var(--color-border-light);
  }

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

  .about-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .about-image { order: -1; }

  .values-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-inner {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }

  .painting-detail-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .painting-gallery {
    position: static;
  }

  .cart-layout {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .cart-item {
    grid-template-columns: 80px 1fr;
    gap: 16px;
  }

  .cart-item-right {
    grid-column: 1 / -1;
    text-align: left;
    display: flex;
    align-items: center;
    justify-content: space-between;
  }

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

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .painting-actions {
    flex-direction: column;
  }

  .btn-primary, .btn-secondary {
    justify-content: center;
  }
}

/* ── Animations ── */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              transform 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── Cookie Consent ── */
.cookie-banner {
  position: fixed;
  left: 16px;
  right: 16px;
  bottom: 16px;
  z-index: 2000;
  background: var(--color-surface);
  border: 1px solid var(--color-border-light);
  border-radius: 16px;
  box-shadow: 0 20px 48px rgba(0, 0, 0, 0.18);
  padding: 24px;
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.25s ease, transform 0.25s ease;
  max-width: 760px;
  margin: 0 auto;
}

.cookie-banner.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.cookie-banner-inner {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.cookie-banner-text h2 {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--color-text);
}

.cookie-banner-text p {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.55;
}

.cookie-banner-text a {
  color: var(--color-text);
  text-decoration: underline;
}

.cookie-banner-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: flex-end;
}

.cookie-btn {
  font-size: 0.85rem;
  font-weight: 500;
  padding: 10px 18px;
  border-radius: 980px;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
  white-space: nowrap;
}

.cookie-btn-primary {
  background: var(--color-accent);
  color: #fff;
}

.cookie-btn-primary:hover {
  background: var(--color-accent-hover);
}

.cookie-btn-secondary {
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.cookie-btn-secondary:hover {
  background: var(--color-border-light);
}

@media (min-width: 720px) {
  .cookie-banner-inner {
    flex-direction: row;
    align-items: center;
    gap: 24px;
  }
  .cookie-banner-text { flex: 1; }
}

/* Modal */
.cookie-modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 2100;
  background: rgba(0, 0, 0, 0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.cookie-modal-overlay.is-visible { opacity: 1; }

.cookie-modal {
  background: var(--color-surface);
  border-radius: 16px;
  max-width: 640px;
  width: 100%;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.25);
}

.cookie-modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 24px;
  border-bottom: 1px solid var(--color-border-light);
}

.cookie-modal-header h2 {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 600;
}

.cookie-modal-close {
  font-size: 1.75rem;
  line-height: 1;
  color: var(--color-text-secondary);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s ease;
}

.cookie-modal-close:hover { background: var(--color-border-light); }

.cookie-modal-body {
  padding: 20px 24px;
  overflow-y: auto;
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  line-height: 1.55;
}

.cookie-modal-body a {
  color: var(--color-text);
  text-decoration: underline;
}

.cookie-categories {
  margin-top: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.cookie-category {
  padding: 16px;
  border: 1px solid var(--color-border-light);
  border-radius: 12px;
  background: var(--color-bg);
}

.cookie-category-header { margin-bottom: 8px; }

.cookie-toggle {
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
}

.cookie-toggle input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.cookie-toggle-track {
  width: 40px;
  height: 22px;
  background: var(--color-border);
  border-radius: 980px;
  position: relative;
  flex-shrink: 0;
  transition: background 0.2s ease;
}

.cookie-toggle-thumb {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 18px;
  height: 18px;
  background: #fff;
  border-radius: 50%;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
  transition: transform 0.2s ease;
}

.cookie-toggle input:checked ~ .cookie-toggle-track {
  background: var(--color-success);
}

.cookie-toggle input:checked ~ .cookie-toggle-track .cookie-toggle-thumb {
  transform: translateX(18px);
}

.cookie-toggle input:disabled ~ .cookie-toggle-track {
  opacity: 0.6;
  cursor: not-allowed;
}

.cookie-category-label {
  font-weight: 600;
  color: var(--color-text);
  font-size: 0.95rem;
}

.cookie-category-label em {
  font-style: normal;
  font-weight: 400;
  color: var(--color-text-secondary);
  font-size: 0.8rem;
  margin-left: 4px;
}

.cookie-category-description {
  margin-left: 52px;
  font-size: 0.85rem;
  color: var(--color-text-secondary);
}

.cookie-modal-footer {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: flex-end;
  padding: 16px 24px;
  border-top: 1px solid var(--color-border-light);
}

@media (max-width: 540px) {
  .cookie-modal-footer { flex-direction: column-reverse; }
  .cookie-modal-footer .cookie-btn { width: 100%; }
  .cookie-banner-actions .cookie-btn { flex: 1; }
}