:root {
    --bg: #ffffff;
    --surface: #f5f5f5;
    --line: #e7e7e7;
    --text: #181818;
    --muted: #7a7a7a;
    --blue: #0047ff;
    --red: #ff3131;
    --green: #18d300;
    --purple: #9234d8;
    --shadow: 0 16px 40px rgba(0, 0, 0, 0.08);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: "Barlow", sans-serif;
    color: var(--text);
    background: var(--bg);
}

img {
    display: block;
    width: 100%;
}

button,
input {
    font: inherit;
}

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

svg {
    width: 22px;
    height: 22px;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.8;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.container {
    width: min(1220px, calc(100% - 48px));
    margin: 0 auto;
}

.topbar {
    border-top: 2px solid var(--blue);
    background: #fff;
}

.nav {
    min-height: 86px;
    display: grid;
    grid-template-columns: 220px minmax(280px, 1fr) 200px;
    align-items: center;
    gap: 24px;
}

.menu-btn,
.sort-btn,
.filter-btn,
.view-btn {
    border: 0;
    background: transparent;
    cursor: pointer;
}

.menu-link {
    text-decoration: none;
}

.menu-btn {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 0;
    font-size: 15px;
    font-weight: 800;
    letter-spacing: 0.04em;
}

.menu-btn span {
    width: 24px;
    height: 2px;
    background: var(--text);
    display: block;
}

.menu-btn span+span {
    margin-left: -38px;
    margin-top: 8px;
}

.search-box {
    height: 42px;
    display: flex;
    align-items: center;
    background: #f3f3f3;
    border-radius: 2px;
    overflow: hidden;
}

.search-box input {
    flex: 1;
    border: 0;
    background: transparent;
    height: 100%;
    padding: 0 16px;
    outline: none;
    color: #585858;
}

.search-box button {
    width: 56px;
    height: 100%;
    border: 0;
    background: transparent;
    cursor: pointer;
}

.nav-icons {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 18px;
}

.nav-icons a {
    position: relative;
    display: inline-flex;
}

.cart-icon span {
    position: absolute;
    right: -8px;
    top: 11px;
    min-width: 18px;
    height: 18px;
    padding: 0 4px;
    border-radius: 999px;
    background: #173f98;
    color: #fff;
    font-size: 11px;
    font-weight: 700;
    display: grid;
    place-items: center;
}

.hero {
    position: relative;
    min-height: 250px;
    display: flex;
    align-items: center;
    background: linear-gradient(90deg, rgba(83, 67, 38, 0.55), rgba(83, 67, 38, 0.12)), url("https://images.unsplash.com/photo-1542291026-7eec264c27ff?auto=format&fit=crop&w=1600&q=80") center 35% / cover no-repeat;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: rgba(140, 120, 75, 0.22);
}

.hero-content {
    position: relative;
    z-index: 1;
    color: #fff;
}

.breadcrumb {
    margin: 0 0 8px;
    font-size: 15px;
    color: rgba(255, 255, 255, 0.88);
}

.breadcrumb span {
    margin: 0 6px;
    opacity: 0.7;
}

.hero h1 {
    margin: 0;
    font-size: clamp(34px, 4vw, 52px);
    line-height: 1;
    font-weight: 800;
}

.toolbar {
    border-bottom: 1px solid var(--line);
}

.toolbar-row {
    min-height: 58px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.sort-form {
    display: flex;
    align-items: center;
    gap: 12px;
}

.sort-btn,
.filter-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: #1c1c1c;
}

.sort-select,
.filters-form select,
.filters-form input {
    min-height: 42px;
    border: 1px solid var(--line);
    background: #fff;
    padding: 0 12px;
    font: inherit;
}

.toolbar-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.view-btn {
    padding: 6px;
    color: #4a4a4a;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.view-btn.is-active {
    color: var(--blue);
}

.filters-panel {
    padding: 18px 0 22px;
    border-top: 1px solid var(--line);
}

.filters-form {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
    align-items: end;
}

.filters-form label {
    display: grid;
    gap: 8px;
    font-size: 13px;
    color: var(--muted);
}

.filters-buttons {
    display: flex;
    gap: 12px;
}

.clear-filters {
    min-height: 46px;
}

.catalog {
    padding: 52px 0 36px;
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 34px 24px;
}

.product-card {
    min-width: 0;
}

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

.catalog-list .product-card {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 240px;
    gap: 22px;
    align-items: center;
    padding: 20px;
    border: 1px solid var(--line);
}

.catalog-list .product-link {
    display: grid;
    grid-template-columns: 260px minmax(0, 1fr);
    gap: 22px;
    align-items: center;
}

.catalog-list .product-image {
    aspect-ratio: 1 / 1;
}

.catalog-list .product-info {
    padding: 0;
    text-align: left;
}

.product-link {
    display: block;
}

.card-cart-form {
    margin-top: 12px;
}

.mini-cart-btn,
.primary-button,
.secondary-button {
    width: 100%;
    min-height: 46px;
    border: 0;
    font: inherit;
    cursor: pointer;
}

.mini-cart-btn {
    background: #101010;
    color: #fff;
    font-weight: 700;
}

.product-image {
    position: relative;
    background: var(--surface);
    aspect-ratio: 1 / 1;
    overflow: hidden;
}

.product-image img {
    height: 100%;
    object-fit: cover;
    transition: transform 0.35s ease;
}

.product-card:hover .product-image img {
    transform: scale(1.04);
}

.badge {
    position: absolute;
    left: 12px;
    top: 10px;
    z-index: 1;
    min-width: 44px;
    padding: 7px 10px;
    font-size: 13px;
    line-height: 1;
    font-weight: 800;
    color: #fff;
}

.badge::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -6px;
    border-style: solid;
    border-width: 6px 6px 0 0;
    border-color: currentColor transparent transparent transparent;
    filter: brightness(0.8);
}

.badge.sale {
    background: var(--red);
}

.badge.sale {
    background: var(--red);
}

.badge.new {
    background: var(--purple);
}

.badge.hot {
    background: var(--green);
}

.badge.sale::after {
    border-color: #c92a2a transparent transparent transparent;
}

.badge.new::after {
    border-color: #7025ab transparent transparent transparent;
}

.badge.hot::after {
    border-color: #119600 transparent transparent transparent;
}

.badge.sale,
.badge.new,
.badge.hot {
    color: #fff;
}

.deal-timer {
    position: absolute;
    left: 50%;
    bottom: 18px;
    transform: translateX(-50%);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--red);
    color: #fff;
    padding: 4px 10px;
    font-size: 13px;
    font-weight: 700;
    white-space: nowrap;
}

.deal-timer svg {
    width: 18px;
    height: 18px;
}

.product-info {
    padding: 16px 4px 0;
    text-align: center;
}

.product-info h2 {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 500;
}

.product-list-description {
  display: none;
  margin: 0 0 12px;
  color: #5a5a5a;
  line-height: 1.6;
}

.catalog-list .product-list-description {
  display: block;
}

.page-shell {
  padding: 48px 0;
}

.empty-state {
  grid-column: 1 / -1;
  padding: 48px 24px;
  border: 1px dashed var(--line);
  text-align: center;
  color: var(--muted);
}

.empty-state h2 {
  margin: 0 0 10px;
  color: var(--text);
}

.empty-state p {
  margin: 0;
}

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

.price strong {
    color: var(--blue);
    font-weight: 700;
}

.price del {
    color: #9e9e9e;
    margin-left: 6px;
    font-size: 16px;
}

.product-page {
    padding: 42px 0 24px;
}

.detail-breadcrumb {
    margin: 0 0 28px;
    color: var(--muted);
    font-size: 14px;
}

.detail-breadcrumb span {
    margin: 0 8px;
}

.product-layout {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
    gap: 40px;
    align-items: start;
}

.product-gallery,
.product-summary {
    min-width: 0;
}

.product-main-image {
    position: relative;
    background: linear-gradient(180deg, #f8f8f8, #eeeeee);
    border: 1px solid var(--line);
    overflow: hidden;
}

.product-main-image img {
    aspect-ratio: 1 / 1;
    object-fit: cover;
}

.product-thumbs {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
    margin-top: 14px;
}

.product-thumb {
    border: 1px solid var(--line);
    background: #fafafa;
    overflow: hidden;
}

.product-thumb img {
    aspect-ratio: 1 / 1;
    object-fit: cover;
}

.product-summary {
    padding: 12px 0;
}

.product-sku {
    margin: 0 0 10px;
    color: var(--muted);
    font-size: 13px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.product-summary h1 {
    margin: 0 0 12px;
    font-size: clamp(32px, 4vw, 48px);
    line-height: 0.95;
}

.product-short-description,
.product-long-description {
    margin: 0;
    color: #4f4f4f;
    line-height: 1.7;
    font-size: 16px;
}

.product-price-block {
    display: flex;
    align-items: baseline;
    gap: 10px;
    margin: 24px 0;
}

.product-price-block strong {
    font-size: 38px;
    color: var(--blue);
    line-height: 1;
}

.product-price-block del {
    color: #9b9b9b;
    font-size: 20px;
}

.feature-list {
    margin: 22px 0 0;
    padding: 0;
    list-style: none;
    display: grid;
    gap: 10px;
}

.feature-list li {
    position: relative;
    padding-left: 18px;
    color: #353535;
}

.feature-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 10px;
    width: 7px;
    height: 7px;
    border-radius: 999px;
    background: var(--blue);
}

.buy-box {
    display: flex;
    gap: 14px;
    margin: 28px 0;
}

.buy-box form {
    flex: 1;
}

.primary-cta,
.secondary-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 52px;
    padding: 0 22px;
    font-weight: 700;
}

.primary-cta {
    background: var(--blue);
    color: #fff;
}

.secondary-cta {
    border: 1px solid var(--line);
    background: #fff;
}

.order-bump {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 20px;
    padding: 20px 22px;
    background: linear-gradient(135deg, #fff7df, #fff2bf);
    border: 1px solid #f1df91;
}

.order-bump h2 {
    margin: 4px 0 8px;
    font-size: 24px;
}

.order-bump p {
    margin: 0;
    color: #5f5640;
}

.order-bump strong {
    font-size: 28px;
    color: #8a5d00;
    white-space: nowrap;
}

.section-kicker {
    margin: 0;
    color: var(--blue);
    font-size: 12px;
    letter-spacing: 0.12em;
    font-weight: 800;
}

.recommendation-strip {
    margin-top: 24px;
    padding: 34px 0;
    background: linear-gradient(90deg, #f6f8ff, #eef2ff);
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
}

.recommendation-layout {
    display: grid;
    grid-template-columns: minmax(0, 0.9fr) minmax(280px, 1.1fr);
    gap: 28px;
    align-items: center;
}

.recommendation-layout h2,
.section-heading h2 {
    margin: 6px 0 0;
    font-size: 30px;
}

.recommendation-copy {
    margin: 12px 0 0;
    color: #525252;
    max-width: 52ch;
}

.upsell-card {
    display: grid;
    grid-template-columns: 180px minmax(0, 1fr);
    gap: 18px;
    padding: 18px;
    background: #fff;
    box-shadow: var(--shadow);
}

.upsell-card img {
    width: 100%;
    height: 180px;
    object-fit: cover;
}

.upsell-badge {
    display: inline-block;
    padding: 4px 8px;
    background: var(--text);
    color: #fff;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.08em;
}

.upsell-card h3 {
    margin: 10px 0 8px;
    font-size: 24px;
}

.upsell-card p {
    margin: 0 0 12px;
    color: #565656;
}

.upsell-card strong {
    color: var(--blue);
    font-size: 26px;
}

.related-section {
    padding: 40px 0 52px;
}

.section-heading {
    margin-bottom: 18px;
}

.related-grid {
    padding: 0;
}

.cart-heading {
    margin-bottom: 18px;
}

.empty-page {
    max-width: 760px;
    margin: 0 auto;
}

.inline-link {
    color: var(--blue);
    font-weight: 700;
}

.cart-layout,
.checkout-layout {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) 360px;
    gap: 28px;
    align-items: start;
}

.cart-table,
.checkout-form,
.summary-box,
.success-box {
    background: #fff;
    border: 1px solid var(--line);
    padding: 24px;
}

.cart-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 110px 120px 92px;
    gap: 16px;
    align-items: center;
    padding: 18px 0;
    border-bottom: 1px solid var(--line);
}

.cart-row:first-of-type {
    padding-top: 0;
}

.cart-row:last-of-type {
    margin-bottom: 20px;
}

.cart-product {
    display: grid;
    grid-template-columns: 110px minmax(0, 1fr);
    gap: 16px;
    align-items: center;
}

.cart-product img {
    width: 110px;
    height: 110px;
    object-fit: cover;
    background: #f5f5f5;
}

.cart-product h3,
.summary-box h3,
.success-box h2 {
    margin: 0 0 8px;
}

.cart-product p,
.summary-copy {
    margin: 0;
    color: #5e5e5e;
    line-height: 1.6;
}

.cart-product strong,
.cart-subtotal,
.summary-item strong,
.summary-line strong,
.total-line strong {
    color: var(--blue);
    font-weight: 700;
}

.qty-box {
    display: grid;
    gap: 8px;
    font-size: 13px;
    color: var(--muted);
}

.qty-box input,
.form-grid input,
.form-grid textarea {
    width: 100%;
    min-height: 46px;
    padding: 0 14px;
    border: 1px solid var(--line);
    background: #fff;
}

.form-grid textarea {
    min-height: 120px;
    padding-top: 12px;
    resize: vertical;
}

.remove-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    color: #b50000;
    border: 1px solid #f1caca;
    background: #fff8f8;
    font-weight: 700;
}

.update-btn,
.checkout-submit {
    margin-top: 12px;
}

.summary-box {
    position: sticky;
    top: 24px;
}

.summary-line,
.summary-item {
    display: flex;
    justify-content: space-between;
    gap: 14px;
    padding: 10px 0;
    border-bottom: 1px solid var(--line);
}

.total-line {
    padding-top: 16px;
    margin-top: 4px;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
}

.form-grid label {
    display: grid;
    gap: 8px;
    font-size: 14px;
    font-weight: 600;
}

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

.form-alert {
    margin-bottom: 18px;
    padding: 14px 16px;
    border: 1px solid #efc6c6;
    background: #fff4f4;
    color: #9d1b1b;
}

.form-alert p,
.success-box p {
    margin: 0 0 6px;
}

.success-box {
    max-width: 760px;
    margin: 0 auto;
}

.site-footer {
    border-top: 1px solid var(--line);
    background: #f3f4f6;
}

.footer-content {
    min-height: 76px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
}

.footer-brand,
.footer-copy {
    margin: 0;
}

.footer-brand {
    font-size: 14px;
    font-weight: 800;
    letter-spacing: 0.08em;
    color: var(--text);
}

.footer-copy {
    color: #666;
    font-size: 14px;
}

.footer-links {
    display: flex;
    align-items: center;
    gap: 18px;
}

.footer-links a {
    color: #666;
    font-size: 14px;
}

@media (max-width: 1080px) {
    .nav {
        grid-template-columns: 1fr;
        padding: 16px 0 20px;
    }
    .nav-icons {
        justify-content: flex-start;
    }
    .catalog {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .filters-form {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .catalog-list,
    .catalog-list .product-card,
    .catalog-list .product-link {
        grid-template-columns: 1fr;
    }
    .cart-layout,
    .checkout-layout {
        grid-template-columns: 1fr;
    }
    .summary-box {
        position: static;
    }
    .cart-row {
        grid-template-columns: 1fr;
    }
    .product-layout,
    .recommendation-layout {
        grid-template-columns: 1fr;
    }
    .upsell-card {
        grid-template-columns: 150px minmax(0, 1fr);
    }
    .footer-content {
        flex-wrap: wrap;
        justify-content: center;
        padding: 20px 0;
        text-align: center;
    }
}

@media (max-width: 700px) {
    .container {
        width: min(100% - 28px, 1220px);
    }
    .toolbar-row {
        flex-direction: column;
        align-items: flex-start;
        padding: 14px 0;
    }
    .sort-form,
    .toolbar-actions,
    .filters-buttons {
        width: 100%;
    }
    .sort-form {
        flex-direction: column;
        align-items: flex-start;
    }
    .sort-select {
        width: 100%;
    }
    .hero {
        min-height: 220px;
    }
    .hero h1 {
        font-size: 32px;
    }
    .catalog {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 18px 14px;
    }
    .filters-form {
        grid-template-columns: 1fr;
    }
    .filters-buttons {
        flex-direction: column;
    }
    .cart-product,
    .form-grid {
        grid-template-columns: 1fr;
    }
    .product-page {
        padding-top: 28px;
    }
    .product-thumbs,
    .buy-box,
    .upsell-card {
        grid-template-columns: 1fr;
        flex-direction: column;
    }
    .buy-box {
        display: flex;
    }
    .primary-cta,
    .secondary-cta {
        width: 100%;
    }
    .order-bump {
        flex-direction: column;
    }
    .product-summary h1 {
        font-size: 34px;
    }
    .product-price-block strong {
        font-size: 30px;
    }
    .footer-content {
        min-height: auto;
        gap: 10px;
    }
    .footer-links {
        width: 100%;
        justify-content: center;
        gap: 14px;
        flex-wrap: wrap;
    }
}