/* ===== DESIGN TOKENS ===== */
:root {
  --bg: #f4f6f3;
  --surface: #ffffff;
  --surface-alt: #f0f2ee;
  --surface-deep: #e6e9e3;
  --text: #1a2e23;
  --text-secondary: #5a6b61;
  --accent: #2d5a3d;
  --accent-hover: #234a31;
  --accent-light: #e8f0eb;
  --accent-soft: #a3c4ae;
  --warm: #8b6f47;
  --warm-light: #f5f0e8;
  --line: rgba(45, 90, 61, 0.12);
  --shadow-sm: 0 1px 3px rgba(26, 46, 35, 0.06);
  --shadow-md: 0 4px 16px rgba(26, 46, 35, 0.08);
  --shadow-lg: 0 12px 40px rgba(26, 46, 35, 0.10);
  --radius-xl: 24px;
  --radius-lg: 18px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --radius-xs: 8px;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --transition: 0.2s ease;
}

/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--text);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; }
a { color: inherit; }

.page-shell { min-height: 100vh; display: flex; flex-direction: column; }

.container {
  width: min(1200px, calc(100% - 40px));
  margin: 0 auto;
}

/* ===== HEADER ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(244, 246, 243, 0.92);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--line);
}

.site-header__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  height: 72px;
}

.site-header__brand {
  display: flex;
  align-items: baseline;
  gap: 4px;
  text-decoration: none;
}

.brand-mark {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: 0.02em;
}

.brand-sub {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.site-header__nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

.site-header__nav a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 500;
  transition: background var(--transition), color var(--transition);
}

.site-header__nav a:hover {
  background: var(--accent-light);
  color: var(--accent);
}

.site-header__nav svg { flex-shrink: 0; }

/* Burger */
.burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 8px;
  border: none;
  background: none;
  cursor: pointer;
}

.burger span {
  display: block;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

.burger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger.active span:nth-child(2) { opacity: 0; }
.burger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===== BUTTONS ===== */
.button {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  min-height: 50px;
  padding: 12px 28px;
  border: none;
  border-radius: var(--radius-md);
  background: var(--accent);
  color: #fff;
  text-decoration: none;
  font-family: var(--font);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
}

.button:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(45, 90, 61, 0.2);
}

.button:active { transform: translateY(0); }

.button--secondary {
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
}

.button--secondary:hover {
  background: var(--accent-light);
  color: var(--accent);
  border-color: var(--accent-soft);
  box-shadow: var(--shadow-sm);
}

.button--compact {
  min-height: 42px;
  padding: 8px 18px;
  font-size: 0.88rem;
  border-radius: var(--radius-sm);
}

.button--ghost {
  min-height: auto;
  padding: 0;
  background: transparent;
  color: var(--accent);
  border: 0;
  box-shadow: none;
  font-weight: 600;
}

.button--ghost:hover {
  background: transparent;
  color: var(--accent-hover);
  text-decoration: underline;
  transform: none;
  box-shadow: none;
}

.button--wide { width: 100%; }

/* ===== TYPOGRAPHY ===== */
.eyebrow {
  display: inline-block;
  margin-bottom: 12px;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.section-title {
  margin: 0 0 12px;
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 800;
  line-height: 1.1;
  color: var(--text);
}

.section-subtitle {
  color: var(--text-secondary);
  font-size: 1.05rem;
  line-height: 1.6;
  max-width: 560px;
}

/* ===== SECTIONS ===== */
.section { padding: 64px 0; }
.section--tight { padding: 40px 0; }

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 20px;
  margin-bottom: 32px;
}

/* ===== HERO ===== */
.hero {
  padding: 32px 0 0;
}

.hero__layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  align-items: stretch;
  min-height: 520px;
}

.hero__content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 48px 44px;
  background: var(--surface);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
}

.hero h1 {
  margin: 0 0 16px;
  font-size: clamp(2.4rem, 4.5vw, 3.6rem);
  font-weight: 800;
  line-height: 1.05;
  color: var(--text);
}

.hero__lead {
  max-width: 500px;
  color: var(--text-secondary);
  font-size: 1.1rem;
  line-height: 1.6;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.hero__media {
  display: flex;
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.hero__media-card {
  position: relative;
  overflow: hidden;
  width: 100%;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
}

.hero__media-card img {
  width: 100%;
  height: 100%;
  min-height: 520px;
  object-fit: cover;
}

.hero__media-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(26, 46, 35, 0.5));
}

.hero__media-overlay {
  position: absolute;
  left: 20px;
  right: 20px;
  bottom: 20px;
  z-index: 1;
  padding: 16px 20px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.93);
  backdrop-filter: blur(8px);
}

.hero__media-overlay span {
  display: block;
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-weight: 500;
}

.hero__media-overlay strong {
  display: block;
  margin-top: 4px;
  font-size: 1.1rem;
  color: var(--text);
}

/* ===== FEATURES ===== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
}

.feature-card {
  padding: 28px 24px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition), transform var(--transition);
}

.feature-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.feature-card__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  margin-bottom: 16px;
  border-radius: var(--radius-sm);
  background: var(--accent-light);
  color: var(--accent);
  font-size: 1.4rem;
}

.feature-card strong {
  display: block;
  margin-bottom: 8px;
  font-size: 1.1rem;
  line-height: 1.3;
}

.feature-card p {
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.92rem;
  line-height: 1.5;
}

/* ===== ABOUT / PRODUCT SHOWCASE ===== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  align-items: center;
}

.about-text h2 {
  margin: 0 0 16px;
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 800;
  line-height: 1.1;
}

.about-text p {
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1.7;
  margin: 0 0 12px;
}

.about-text p:last-child { margin-bottom: 0; }

.about-images {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.about-images img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}

.about-images img:first-child {
  grid-column: 1 / -1;
  height: 260px;
}

/* ===== COLOR PALETTE SECTION ===== */
.colors-section {
  background: var(--surface);
  border-radius: var(--radius-xl);
  padding: 48px;
  box-shadow: var(--shadow-md);
}

.colors-section__layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}

.colors-section img {
  width: 100%;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

/* ===== CATALOG ===== */
.catalog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

.catalog-card {
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition), transform var(--transition);
}

.catalog-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.catalog-card__image {
  display: block;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--surface-alt);
}

.catalog-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

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

.catalog-card__body {
  display: grid;
  gap: 12px;
  padding: 20px;
}

.catalog-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.catalog-card__meta span {
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--accent-light);
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 600;
}

.catalog-card h3 {
  margin: 0;
  font-size: 1.3rem;
  font-weight: 700;
  line-height: 1.2;
}

.catalog-card__description {
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.5;
}

.catalog-card__footer {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 12px;
}

.catalog-card__price {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text);
}

.catalog-card__colors {
  color: var(--text-secondary);
  font-size: 0.85rem;
}

/* ===== SHOWCASE BANNER ===== */
.showcase-banner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  padding: 36px 40px;
  background: var(--accent);
  color: #fff;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
}

.showcase-banner .eyebrow { color: var(--accent-soft); }
.showcase-banner .section-title { color: #fff; }
.showcase-banner .section-subtitle { color: rgba(255, 255, 255, 0.8); }
.showcase-banner .button {
  background: #fff;
  color: var(--accent);
}
.showcase-banner .button:hover {
  background: var(--accent-light);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

/* ===== CALLBACK ===== */
.callback-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: start;
}

.callback-copy { padding: 16px 0; }

.callback-card {
  padding: 32px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
}

.callback-form,
.checkout-form,
.calculator-form,
.buy-card {
  display: grid;
  gap: 16px;
}

/* ===== FORMS ===== */
.field { display: grid; gap: 6px; }

.field span {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text);
}

.field input,
.field select,
.field textarea {
  width: 100%;
  min-height: 48px;
  padding: 12px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 0.95rem;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(45, 90, 61, 0.12);
}

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

.field--inline {
  grid-template-columns: auto 140px;
  align-items: center;
}

.form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 4px;
}

.form-trap {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

/* ===== PRODUCT PAGE ===== */
.product-stage {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 24px;
  align-items: start;
}

.product-stage__media {
  overflow: hidden;
  min-height: 560px;
  border-radius: var(--radius-xl);
  background: var(--surface-alt);
  box-shadow: var(--shadow-md);
}

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

.product-stage__sidebar {
  position: sticky;
  top: 96px;
  padding: 28px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
}

.product-stage__sidebar h1 {
  margin: 0 0 10px;
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 800;
  line-height: 1.1;
}

.product-facts {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin: 20px 0;
}

.info-box {
  padding: 14px;
  border-radius: var(--radius-sm);
  background: var(--accent-light);
}

.info-box strong {
  display: block;
  font-size: 0.78rem;
  color: var(--text-secondary);
  font-weight: 600;
}

.info-box span {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--accent);
}

.buy-card {
  padding: 20px;
  border-radius: var(--radius-md);
  background: var(--bg);
}

.price-card {
  display: grid;
  gap: 10px;
  padding: 16px;
  border-radius: var(--radius-md);
  background: var(--accent-light);
}

.price-card__row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  font-size: 0.92rem;
}

.price-card__row span { color: var(--text-secondary); }
.price-card__row strong { color: var(--text); }

.price-card__row--total {
  padding-top: 10px;
  border-top: 1px solid var(--line);
  font-size: 1.05rem;
}

.price-card__row--total strong {
  color: var(--accent);
  font-size: 1.15rem;
}

/* Calculator */
.product-details {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 40px;
}

.calculator-box {
  padding: 28px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
}

.estimate-result {
  margin-top: 16px;
  padding: 16px;
  border-radius: var(--radius-md);
  background: var(--accent-light);
}

.estimate-result strong {
  display: block;
  color: var(--accent);
  font-size: 1.05rem;
}

.estimate-result p {
  margin: 6px 0 0;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* Related */
.related-panel {
  padding: 28px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
}

.related-panel .grid { margin-top: 16px; }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
}

.grid--compact {
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.catalog-card--compact .catalog-card__body { padding: 16px; }
.catalog-card--compact h3 { font-size: 1rem; }

/* ===== CART ===== */
.cart-layout {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 24px;
  align-items: start;
}

.cart-list { display: grid; gap: 16px; }

.cart-card {
  display: grid;
  grid-template-columns: 200px minmax(0, 1fr);
  gap: 20px;
  padding: 20px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.cart-card__media {
  overflow: hidden;
  min-height: 160px;
  border-radius: var(--radius-md);
  background: var(--surface-alt);
}

.cart-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.cart-card__content { display: grid; gap: 12px; }

.cart-card__head h2 { margin: 0; font-size: 1.15rem; }
.cart-card__head p { margin: 6px 0 0; color: var(--text-secondary); font-size: 0.9rem; }
.cart-card__meta { color: var(--text-secondary); font-size: 0.9rem; }

.cart-card__head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: start;
}

.cart-card__controls {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: end;
}

.summary-card {
  position: sticky;
  top: 96px;
  display: grid;
  gap: 14px;
  padding: 28px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
}

.summary-card h2 { margin: 0; }

.summary-card__row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  font-size: 0.95rem;
}

.summary-card__row span { color: var(--text-secondary); }

.summary-card__row--total {
  padding-top: 12px;
  border-top: 1px solid var(--line);
  font-weight: 700;
  font-size: 1.1rem;
}

/* ===== CHECKOUT ===== */
.checkout-layout {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 24px;
  align-items: start;
}

.checkout-card {
  display: grid;
  gap: 18px;
  padding: 32px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
}

.checkout-lines { display: grid; gap: 14px; }

.checkout-line {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: start;
  padding: 14px;
  background: var(--bg);
  border-radius: var(--radius-sm);
}

.checkout-line p { margin: 4px 0 0; color: var(--text-secondary); font-size: 0.9rem; }

/* Success */
.success-card {
  display: grid;
  gap: 16px;
  max-width: 600px;
  margin: 0 auto;
  padding: 48px 40px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  text-align: center;
}

.success-card h1 { margin: 0; font-size: 1.8rem; }

.success-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 72px;
  height: 72px;
  margin: 0 auto 8px;
  border-radius: 50%;
  background: var(--accent-light);
  color: var(--accent);
  font-size: 2rem;
}

/* ===== AUTH ===== */
.auth-layout {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: calc(100vh - 200px);
  padding: 40px 0;
}

.admin-auth-card {
  width: 100%;
  max-width: 420px;
  padding: 40px 36px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
}

.admin-auth-card h1 {
  margin: 0 0 24px;
  font-size: 1.6rem;
  text-align: center;
}

/* ===== ACCOUNT ===== */
.account-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
}

/* ===== ADMIN ===== */
.admin-orders-list { display: grid; gap: 12px; }

.admin-order-card {
  padding: 20px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition);
}

.admin-order-card:hover { box-shadow: var(--shadow-md); }

.admin-order-card__head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: start;
}

.admin-order-card__head h2 { margin: 0; font-size: 1.1rem; }
.admin-order-card__head p { margin: 4px 0 0; color: var(--text-secondary); font-size: 0.88rem; }

.admin-order-card__meta {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
}

.status-badge {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  min-width: 100px;
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.status-badge--new       { background: #fef3cd; color: #856404; }
.status-badge--in_progress { background: #d1ecf1; color: #0c5460; }
.status-badge--scheduled { background: #cce5ff; color: #004085; }
.status-badge--done      { background: #d4edda; color: #155724; }
.status-badge--canceled  { background: #f8d7da; color: #721c24; }

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}

.filter-pill {
  padding: 8px 16px;
  border-radius: 999px;
  background: var(--surface);
  border: 1px solid var(--line);
  text-decoration: none;
  color: var(--text-secondary);
  font-size: 0.88rem;
  font-weight: 500;
  transition: all var(--transition);
}

.filter-pill:hover {
  border-color: var(--accent-soft);
  color: var(--accent);
}

.filter-pill--active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

/* ===== ALERTS ===== */
.alert {
  padding: 16px 20px;
  border-radius: var(--radius-md);
  font-size: 0.92rem;
  font-weight: 500;
}

.alert--error {
  color: #721c24;
  background: #f8d7da;
  border: 1px solid #f5c6cb;
}

.alert--success {
  color: #155724;
  background: #d4edda;
  border: 1px solid #c3e6cb;
}

/* ===== MISC ===== */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 24px;
  color: var(--accent);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 500;
  transition: color var(--transition);
}

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

.empty-state {
  padding: 48px 32px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  text-align: center;
}

.empty-state h2 { margin: 0 0 8px; }
.empty-state p { margin: 0; color: var(--text-secondary); }

.hint {
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-style: italic;
}

.landing { padding-bottom: 0; }

.product-card__image-fallback {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  min-height: 200px;
  background: var(--surface-alt);
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* ===== FOOTER ===== */
.footer {
  margin-top: auto;
  padding: 48px 0 0;
  background: var(--text);
  color: rgba(255, 255, 255, 0.7);
}

.footer a {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  transition: color var(--transition);
}

.footer a:hover { color: #fff; }

.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 32px;
  padding-bottom: 40px;
}

.footer__brand {
  display: flex;
  align-items: baseline;
  gap: 4px;
  text-decoration: none;
  margin-bottom: 12px;
}

.footer__brand .brand-mark { color: var(--accent-soft); }
.footer__brand .brand-sub { color: rgba(255, 255, 255, 0.5); }

.footer__tagline {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.5;
  max-width: 280px;
}

.footer__col {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer__col strong {
  display: block;
  margin-bottom: 8px;
  color: #fff;
  font-size: 0.88rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.footer__col p {
  margin: 0;
  font-size: 0.88rem;
}

.footer__col a { font-size: 0.88rem; }

.footer__bottom {
  padding: 20px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.4);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .hero__layout,
  .product-stage,
  .callback-layout,
  .product-details,
  .cart-layout,
  .checkout-layout,
  .about-grid,
  .colors-section__layout {
    grid-template-columns: 1fr;
  }

  .product-stage__sidebar,
  .summary-card { position: static; }
  .product-facts { grid-template-columns: repeat(3, 1fr); }
  .footer__grid { grid-template-columns: 1fr 1fr; gap: 24px; }
}

@media (max-width: 768px) {
  .container { width: min(100% - 24px, 1200px); }

  .burger { display: flex; }

  .site-header__nav {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    flex-direction: column;
    padding: 16px 20px;
    background: var(--surface);
    border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow-md);
  }

  .site-header__nav.open { display: flex; }

  .site-header__nav a {
    padding: 12px 16px;
    font-size: 1rem;
    border-radius: var(--radius-xs);
  }

  .hero__layout { min-height: auto; }
  .hero__content { padding: 28px 24px; min-height: auto; }
  .hero__media-card img { min-height: 300px; }

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

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

  .section { padding: 40px 0; }

  .showcase-banner {
    flex-direction: column;
    text-align: center;
    padding: 28px 24px;
  }

  .callback-card { padding: 24px; }

  .cart-card {
    grid-template-columns: 1fr;
  }

  .cart-card__head,
  .cart-card__controls,
  .summary-card__row,
  .checkout-line,
  .admin-order-card__head,
  .admin-order-card__meta {
    flex-direction: column;
    align-items: stretch;
  }

  .footer__grid { grid-template-columns: 1fr; gap: 24px; }

  .success-card { padding: 32px 24px; }
  .admin-auth-card { padding: 28px 24px; }
  .checkout-card { padding: 24px; }

  .about-images { grid-template-columns: 1fr; }
  .about-images img:first-child { height: 200px; }

  .colors-section { padding: 28px; }
}

@media (max-width: 480px) {
  .hero h1 { font-size: 1.8rem; }
  .section-title { font-size: 1.5rem; }
  .catalog-grid { grid-template-columns: 1fr; }
}