:root {
    --color-bg: #fdf6ec;
    --color-surface: #ffffff;
    --color-primary: #ff6f61;
    --color-primary-dark: #e2503f;
    --color-secondary: #6c63ff;
    --color-accent: #3ecf8e;
    --color-text: #2d2a3d;
    --color-muted: #8b869a;
    --color-border: #f0e6d6;
    --radius: 18px;
    --shadow: 0 10px 25px rgba(45, 42, 61, 0.08);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.5;
}

a {
    color: var(--color-primary-dark);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

.wrap {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

.site-header {
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 10;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 20px;
    flex-wrap: wrap;
    gap: 10px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--color-text);
}

.logo:hover {
    text-decoration: none;
}

.logo-img {
    width: 40px;
    height: 40px;
}

.logo em {
    font-style: normal;
    color: var(--color-primary);
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 22px;
    font-weight: 600;
}

.main-nav a {
    color: var(--color-text);
}

.cart-link {
    position: relative;
    padding-right: 6px;
}

.cart-badge {
    display: inline-block;
    background: var(--color-primary);
    color: #fff;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 1px 7px;
    border-radius: 999px;
    margin-left: 6px;
}

.lang-switch {
    display: flex;
    align-items: center;
    gap: 2px;
    border: 1px solid var(--color-border);
    border-radius: 999px;
    padding: 3px;
    font-weight: 700;
    font-size: 0.78rem;
}

.lang-switch a {
    color: var(--color-muted);
    padding: 4px 10px;
    border-radius: 999px;
}

.lang-switch a:hover {
    text-decoration: none;
    color: var(--color-text);
}

.lang-switch a.active {
    background: var(--color-secondary);
    color: #fff;
}

.main-content {
    padding: 32px 20px 60px;
    min-height: 60vh;
}

.hero {
    text-align: center;
    padding: 20px 0 40px;
}

.hero h1 {
    font-size: 2.2rem;
    margin-bottom: 8px;
}

.hero p {
    color: var(--color-muted);
    font-size: 1.05rem;
}

.series-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
    margin-bottom: 30px;
}

.series-filters a {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    padding: 8px 16px;
    border-radius: 999px;
    color: var(--color-text);
    font-weight: 600;
    font-size: 0.9rem;
}

.series-filters a.active,
.series-filters a:hover {
    background: var(--color-secondary);
    border-color: var(--color-secondary);
    color: #fff;
    text-decoration: none;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 22px;
}

.product-card {
    background: var(--color-surface);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 18px;
    display: flex;
    flex-direction: column;
    transition: transform 0.15s ease;
}

.product-card:hover {
    transform: translateY(-4px);
}

.product-card img {
    width: 100%;
    aspect-ratio: 1 / 1;
    object-fit: contain;
    background: var(--color-bg);
    border-radius: 14px;
    margin-bottom: 14px;
}

.product-card .series-tag {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--color-secondary);
    font-weight: 700;
    margin-bottom: 4px;
}

.product-card h3 {
    margin: 0 0 8px;
    font-size: 1.1rem;
}

.product-card .price {
    font-weight: 700;
    font-size: 1.15rem;
    color: var(--color-primary-dark);
    margin-top: auto;
    padding-top: 10px;
}

.btn {
    display: inline-block;
    background: var(--color-primary);
    color: #fff;
    border: none;
    padding: 10px 18px;
    border-radius: 999px;
    font-weight: 700;
    cursor: pointer;
    font-size: 0.95rem;
    text-align: center;
}

.btn:hover {
    background: var(--color-primary-dark);
    text-decoration: none;
}

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

.btn-secondary:hover {
    background: var(--color-bg);
}

.btn-block {
    display: block;
    width: 100%;
}

.product-detail {
    display: grid;
    grid-template-columns: minmax(0, 380px) 1fr;
    gap: 40px;
    background: var(--color-surface);
    border-radius: var(--radius);
    padding: 30px;
    box-shadow: var(--shadow);
}

.product-detail img {
    width: 100%;
    background: var(--color-bg);
    border-radius: 14px;
    padding: 20px;
}

.product-detail .series-tag {
    color: var(--color-secondary);
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.8rem;
}

.product-detail h1 {
    margin: 6px 0 14px;
}

.product-detail .price {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--color-primary-dark);
    margin: 14px 0;
}

.product-specs {
    list-style: none;
    padding: 0;
    margin: 14px 0;
    display: grid;
    gap: 6px;
}

.product-specs li {
    font-size: 0.9rem;
    color: var(--color-muted);
    padding-left: 16px;
    position: relative;
}

.product-specs li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.55em;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--color-secondary);
}

.stock {
    font-size: 0.9rem;
    color: var(--color-accent);
    font-weight: 600;
}

.stock.low {
    color: var(--color-primary-dark);
}

.add-form {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 20px;
    flex-wrap: wrap;
}

.add-form input[type="number"] {
    width: 70px;
    padding: 10px;
    border-radius: 10px;
    border: 1px solid var(--color-border);
    font-size: 1rem;
}

.breadcrumb {
    margin-bottom: 20px;
    font-size: 0.9rem;
    color: var(--color-muted);
}

table.cart-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--color-surface);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
}

table.cart-table th,
table.cart-table td {
    padding: 14px;
    text-align: left;
    border-bottom: 1px solid var(--color-border);
    vertical-align: middle;
}

table.cart-table img {
    width: 56px;
    height: 56px;
    object-fit: contain;
    background: var(--color-bg);
    border-radius: 10px;
    padding: 6px;
}

table.cart-table input[type="number"] {
    width: 60px;
    padding: 6px;
    border-radius: 8px;
    border: 1px solid var(--color-border);
}

.cart-summary {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: 20px;
    margin-top: 20px;
    flex-wrap: wrap;
}

.cart-summary .total {
    font-size: 1.3rem;
    font-weight: 700;
}

.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--color-muted);
}

.checkout-layout {
    display: grid;
    grid-template-columns: 1.3fr 1fr;
    gap: 30px;
    align-items: start;
}

.checkout-form,
.order-summary {
    background: var(--color-surface);
    border-radius: var(--radius);
    padding: 26px;
    box-shadow: var(--shadow);
}

.form-row {
    margin-bottom: 16px;
}

.form-row label {
    display: block;
    font-weight: 600;
    margin-bottom: 6px;
    font-size: 0.9rem;
}

.form-row input,
.form-row textarea {
    width: 100%;
    padding: 11px 12px;
    border-radius: 10px;
    border: 1px solid var(--color-border);
    font-size: 1rem;
    font-family: inherit;
}

.order-summary ul {
    list-style: none;
    padding: 0;
    margin: 0 0 16px;
}

.order-summary li {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid var(--color-border);
    font-size: 0.95rem;
}

.order-summary .grand-total {
    display: flex;
    justify-content: space-between;
    font-weight: 700;
    font-size: 1.2rem;
    padding-top: 10px;
}

.alert {
    padding: 12px 16px;
    border-radius: 10px;
    margin-bottom: 16px;
    font-size: 0.9rem;
}

.alert-error {
    background: #fdeceb;
    color: var(--color-primary-dark);
    border: 1px solid #f8c7c1;
}

.alert-success {
    background: #e9fbf2;
    color: #1f9d63;
    border: 1px solid #bdeed4;
}

.success-box {
    background: var(--color-surface);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 40px;
    text-align: center;
}

.success-box .big-check {
    font-size: 3rem;
    margin-bottom: 10px;
}

.order-number {
    display: inline-block;
    background: var(--color-bg);
    padding: 8px 16px;
    border-radius: 10px;
    font-weight: 700;
    letter-spacing: 0.04em;
    margin: 12px 0;
}

.site-footer {
    background: var(--color-surface);
    border-top: 1px solid var(--color-border);
    padding: 24px 0;
    text-align: center;
    color: var(--color-muted);
    font-size: 0.85rem;
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--color-surface);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
}

.admin-table th,
.admin-table td {
    padding: 12px 14px;
    border-bottom: 1px solid var(--color-border);
    text-align: left;
    font-size: 0.9rem;
    vertical-align: top;
}

.status-badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 700;
    background: var(--color-bg);
    color: var(--color-secondary);
}

.login-box {
    max-width: 360px;
    margin: 40px auto;
    background: var(--color-surface);
    border-radius: var(--radius);
    padding: 30px;
    box-shadow: var(--shadow);
}

.content-page {
    max-width: 760px;
    margin: 0 auto;
    background: var(--color-surface);
    border-radius: var(--radius);
    padding: 34px;
    box-shadow: var(--shadow);
}

.content-page h1 {
    margin-top: 0;
}

.content-page h2 {
    margin-top: 28px;
    margin-bottom: 10px;
    font-size: 1.15rem;
}

.content-page p,
.content-page li {
    color: var(--color-text);
}

.content-page .muted {
    color: var(--color-muted);
    font-size: 0.9rem;
}

.faq-item {
    border-bottom: 1px solid var(--color-border);
    padding: 16px 0;
}

.faq-item:last-child {
    border-bottom: none;
}

.faq-item dt {
    font-weight: 700;
    margin-bottom: 6px;
}

.faq-item dd {
    margin: 0;
    color: var(--color-muted);
}

.contact-list {
    list-style: none;
    padding: 0;
    display: grid;
    gap: 14px;
    margin: 0;
}

.contact-list li {
    display: flex;
    gap: 10px;
    align-items: baseline;
    flex-wrap: wrap;
}

.contact-list .label {
    font-weight: 700;
    min-width: 130px;
}

.footer-links {
    margin: 8px 0 4px;
}

.footer-links a {
    color: var(--color-muted);
    margin: 0 8px;
}

@media (max-width: 720px) {
    .product-detail,
    .checkout-layout {
        grid-template-columns: 1fr;
    }

    table.cart-table {
        display: block;
        overflow-x: auto;
    }

    .admin-table {
        display: block;
        overflow-x: auto;
    }
}