.navbar {
  align-items: center;
  background: rgba(247, 249, 251, 0.92);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(223, 229, 234, 0.8);
  display: flex;
  gap: 22px;
  justify-content: space-between;
  left: 0;
  min-height: 76px;
  padding: 14px clamp(18px, 4vw, 48px);
  position: fixed;
  right: 0;
  top: 0;
  z-index: 50;
}

.navbar.is-scrolled {
  box-shadow: var(--shadow-sm);
}

.brand {
  align-items: center;
  display: inline-flex;
  font-weight: 900;
  gap: 10px;
  white-space: nowrap;
}

.brand-mark {
  background: var(--color-primary);
  border-radius: var(--radius-sm);
  color: white;
  display: grid;
  height: 36px;
  place-items: center;
  width: 36px;
}

.nav-links,
.nav-actions {
  align-items: center;
  display: flex;
  gap: 14px;
}

.nav-links a {
  color: var(--color-muted);
  font-size: 0.94rem;
  font-weight: 700;
}

.nav-search,
.search-field {
  align-items: center;
  background: var(--color-surface-lowest);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  display: inline-flex;
  gap: 8px;
  min-height: 42px;
  padding: 0 12px;
}

.nav-search input,
.search-field input {
  background: transparent;
  border: 0;
  min-width: 170px;
  outline: 0;
}

.icon-btn,
.hamburger {
  align-items: center;
  background: var(--color-surface-lowest);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  color: var(--color-primary);
  display: inline-flex;
  height: 42px;
  justify-content: center;
  position: relative;
  width: 42px;
}

.cart-badge {
  background: var(--color-cta);
  border-radius: 999px;
  color: var(--color-primary);
  font-size: 0.72rem;
  font-weight: 900;
  min-width: 19px;
  padding: 2px 5px;
  position: absolute;
  right: -6px;
  top: -6px;
}

.hamburger {
  display: none;
}

.btn {
  align-items: center;
  border: 0;
  border-radius: var(--radius-sm);
  display: inline-flex;
  font-weight: 900;
  gap: 8px;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
}

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

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

.btn-secondary {
  background: var(--color-surface-lowest);
  border: 1px solid var(--color-line);
  color: var(--color-primary);
}

.btn-ghost-light {
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.36);
  color: white;
}

.btn-wide {
  width: 100%;
}

.hero {
  min-height: 92svh;
  overflow: hidden;
  position: relative;
}

.hero-bg,
.hero-overlay {
  inset: 0;
  position: absolute;
}

.hero-bg {
  height: 100%;
  object-fit: cover;
  width: 100%;
}

.hero-overlay {
  background: linear-gradient(90deg, rgba(4, 22, 39, 0.86), rgba(4, 22, 39, 0.34), rgba(4, 22, 39, 0.1));
}

.hero-content {
  color: white;
  display: grid;
  min-height: 92svh;
  place-content: center start;
  position: relative;
}

.hero-content h1 {
  margin-bottom: 18px;
}

.hero-content p:not(.eyebrow) {
  color: rgba(255, 255, 255, 0.84);
  font-size: 1.15rem;
  max-width: 560px;
}

.hero-actions,
.card-actions,
.detail-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.section-heading {
  align-items: end;
  display: flex;
  gap: 18px;
  justify-content: space-between;
  margin-bottom: 28px;
}

.section-heading h2 {
  max-width: 720px;
}

.text-link {
  color: var(--color-secondary);
  font-weight: 900;
}

.bento-grid,
.benefits {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(4, 1fr);
}

.bento-card {
  background: var(--color-primary);
  border-radius: var(--radius-lg);
  color: white;
  min-height: 180px;
  padding: 22px;
}

.bento-card:nth-child(2),
.bento-card:nth-child(4) {
  background: var(--color-primary-container);
}

.bento-card span,
.bento-card strong {
  display: block;
}

.bento-card span {
  font-size: 1.4rem;
  font-weight: 900;
  margin-bottom: 78px;
}

.product-grid {
  display: grid;
  gap: 18px;
}

.grid-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.product-card {
  background: var(--color-surface-lowest);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: box-shadow 180ms ease, transform 180ms ease;
}

.product-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.product-image {
  aspect-ratio: 4 / 3;
  background: #e9eef2;
  display: block;
  position: relative;
}

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

.badge {
  background: var(--color-cta);
  border-radius: 999px;
  color: var(--color-primary);
  display: inline-flex;
  font-size: 0.74rem;
  font-weight: 900;
  padding: 6px 10px;
}

.product-image .badge {
  left: 12px;
  position: absolute;
  top: 12px;
}

.badge.success {
  background: #dff5e8;
  color: var(--color-success);
}

.product-info {
  display: grid;
  gap: 10px;
  padding: 16px;
}

.product-info p {
  font-size: 0.82rem;
  font-weight: 800;
  margin: 0;
}

.product-info h3 {
  font-size: 1.05rem;
  line-height: 1.25;
  margin: 0;
}

.rating,
.price-row {
  align-items: center;
  display: flex;
  gap: 8px;
}

.rating {
  color: var(--color-muted);
  font-size: 0.9rem;
  font-weight: 700;
}

.rating svg {
  color: var(--color-cta);
  fill: currentColor;
  height: 16px;
  width: 16px;
}

.price-row strong,
.detail-price {
  color: var(--color-secondary);
  font-size: 1.25rem;
  font-weight: 900;
}

del {
  color: var(--color-muted);
}

.quick-add {
  flex: 1;
}

.benefit {
  background: var(--color-surface-lowest);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  padding: 20px;
}

.benefit svg {
  color: var(--color-secondary);
}

.newsletter {
  background: var(--color-primary);
  color: white;
  padding-block: 56px;
}

.newsletter h2 {
  max-width: 620px;
}

.newsletter-inner {
  align-items: center;
  display: flex;
  gap: 22px;
  justify-content: space-between;
}

.newsletter-form {
  display: flex;
  gap: 10px;
}

.newsletter-form input,
.form-grid input,
.checkout-card input,
.coupon input {
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  min-height: 46px;
  padding: 0 12px;
  width: 100%;
}

.footer {
  background: #020d17;
  color: white;
  padding: 34px 0;
}

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

.catalog-layout {
  align-items: start;
  display: grid;
  gap: 24px;
  grid-template-columns: 270px 1fr;
  padding-bottom: 80px;
}

.filters-panel,
.summary-card,
.checkout-card,
.account-panel {
  background: var(--color-surface-lowest);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: 20px;
}

.filters-panel {
  position: sticky;
  top: 96px;
}

.filter-block + .filter-block {
  border-top: 1px solid var(--color-line);
  margin-top: 18px;
  padding-top: 18px;
}

.filter-block h2 {
  font-size: 1rem;
}

.check-row {
  color: var(--color-muted);
  display: block;
  font-weight: 700;
  margin: 10px 0;
}

.range {
  accent-color: var(--color-cta);
  width: 100%;
}

.catalog-tools {
  display: flex;
  gap: 12px;
  justify-content: space-between;
  margin-bottom: 18px;
}

.catalog-tools select {
  background: var(--color-surface-lowest);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  min-height: 42px;
  padding: 0 12px;
}

.pagination {
  display: flex;
  gap: 8px;
  justify-content: center;
  padding-top: 30px;
}

.pagination button {
  background: var(--color-surface-lowest);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  height: 40px;
  width: 40px;
}

.pagination .is-active {
  background: var(--color-primary);
  color: white;
}

.breadcrumb {
  align-items: center;
  color: var(--color-muted);
  display: flex;
  gap: 8px;
  padding-top: 34px;
}

.product-detail {
  display: grid;
  gap: 42px;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.82fr);
  padding-bottom: 58px;
  padding-top: 24px;
}

.gallery-main {
  aspect-ratio: 1 / 1;
  border-radius: var(--radius-lg);
  height: auto;
  object-fit: cover;
  width: 100%;
}

.thumbs {
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(3, 1fr);
  margin-top: 12px;
}

.thumbs button {
  background: transparent;
  border: 2px solid transparent;
  border-radius: var(--radius-sm);
  overflow: hidden;
  padding: 0;
}

.thumbs img {
  aspect-ratio: 1 / 0.75;
  object-fit: cover;
  width: 100%;
}

.detail-info h1 {
  font-size: clamp(2.2rem, 5vw, 4rem);
  margin-bottom: 14px;
}

.detail-price {
  font-size: 2rem;
  margin: 18px 0;
}

.stock {
  color: var(--color-success);
  font-weight: 900;
}

.qty-control {
  align-items: center;
  display: inline-flex;
  margin-bottom: 18px;
}

.qty-control button,
.qty-control input {
  border: 1px solid var(--color-line);
  height: 44px;
  text-align: center;
  width: 48px;
}

.tabs {
  margin-bottom: 50px;
}

.tab-list {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
}

.tab-list button {
  background: var(--color-surface-lowest);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  font-weight: 900;
  min-height: 42px;
  padding: 0 14px;
}

.tab-list .is-active {
  background: var(--color-primary);
  color: white;
}

.tab-panel {
  background: var(--color-surface-lowest);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  display: none;
  padding: 20px;
}

.tab-panel.is-active {
  display: block;
}

.cart-page,
.checkout-layout,
.account-layout {
  align-items: start;
  display: grid;
  gap: 24px;
  grid-template-columns: 1fr 360px;
  padding-bottom: 80px;
}

.cart-list {
  display: grid;
  gap: 14px;
}

.cart-item,
.summary-row,
.checkout-line {
  align-items: center;
  display: flex;
  gap: 14px;
  justify-content: space-between;
}

.cart-item {
  background: var(--color-surface-lowest);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: 14px;
}

.cart-item img {
  border-radius: var(--radius-sm);
  height: 92px;
  object-fit: cover;
  width: 92px;
}

.cart-item-main {
  align-items: center;
  display: flex;
  gap: 14px;
}

.summary-card {
  display: grid;
  gap: 14px;
  position: sticky;
  top: 96px;
}

.summary-row.total {
  border-top: 1px solid var(--color-line);
  font-size: 1.25rem;
  padding-top: 14px;
}

.coupon {
  display: flex;
  gap: 8px;
}

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

.stepper {
  display: grid;
  gap: 8px;
  grid-template-columns: repeat(3, 1fr);
  margin-bottom: 22px;
}

.stepper span {
  background: #edf1f4;
  border-radius: 999px;
  font-size: 0.86rem;
  font-weight: 900;
  padding: 8px 12px;
  text-align: center;
}

.stepper .is-active {
  background: var(--color-primary);
  color: white;
}

.checkout-step {
  display: none;
}

.checkout-step.is-active {
  display: grid;
  gap: 16px;
}

.form-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(2, 1fr);
}

.form-grid label,
.checkout-card label {
  color: var(--color-muted);
  display: grid;
  font-weight: 800;
  gap: 7px;
}

.payment-tabs {
  display: flex;
  gap: 12px;
}

.account-hero {
  align-items: center;
  display: flex;
  gap: 18px;
  padding-bottom: 28px;
  padding-top: 34px;
}

.avatar {
  background: var(--color-primary);
  border-radius: var(--radius-lg);
  color: white;
  display: grid;
  font-size: 1.6rem;
  font-weight: 900;
  height: 76px;
  place-items: center;
  width: 76px;
}

.account-layout {
  grid-template-columns: 240px 1fr;
}

.tab-list.vertical {
  flex-direction: column;
}

.account-panel {
  display: none;
}

.account-panel.is-active {
  display: block;
}

table {
  border-collapse: collapse;
  width: 100%;
}

td,
th {
  border-bottom: 1px solid var(--color-line);
  padding: 12px;
  text-align: left;
}

.address-grid {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(2, 1fr);
}

.address-grid article {
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  padding: 16px;
}

.toast {
  background: var(--color-primary);
  border-radius: var(--radius-sm);
  bottom: 22px;
  box-shadow: var(--shadow-md);
  color: white;
  font-weight: 800;
  opacity: 0;
  padding: 14px 16px;
  pointer-events: none;
  position: fixed;
  right: 22px;
  transform: translateY(12px);
  transition: opacity 180ms ease, transform 180ms ease;
  z-index: 80;
}

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

svg {
  height: 19px;
  width: 19px;
}

@media (max-width: 1040px) {
  .grid-4,
  .grid-3,
  .benefits,
  .bento-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .catalog-layout,
  .product-detail,
  .cart-page,
  .checkout-layout,
  .account-layout {
    grid-template-columns: 1fr;
  }

  .filters-panel,
  .summary-card {
    position: static;
  }

  .nav-search {
    display: none;
  }
}

@media (max-width: 760px) {
  .hamburger {
    display: inline-flex;
  }

  .nav-links {
    background: var(--color-surface-lowest);
    border-bottom: 1px solid var(--color-line);
    display: none;
    flex-direction: column;
    left: 0;
    padding: 18px;
    position: fixed;
    right: 0;
    top: 76px;
  }

  body.nav-open .nav-links {
    display: flex;
  }

  .hero,
  .hero-content {
    min-height: 86svh;
  }

  .section-heading,
  .newsletter-inner,
  .page-header,
  .catalog-tools {
    align-items: stretch;
    flex-direction: column;
  }

  .grid-4,
  .grid-3,
  .benefits,
  .bento-grid,
  .form-grid,
  .address-grid {
    grid-template-columns: 1fr;
  }

  .newsletter-form,
  .coupon,
  .cart-item {
    align-items: stretch;
    flex-direction: column;
  }

  .cart-item-main {
    align-items: flex-start;
  }
}