*,
*::before,
*::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    --bg: #f8fafc;
    --surface: #ffffff;
    --surface-hover: #f1f5f9;
    --text: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    --primary: #2563eb;
    --primary-hover: #1d4ed8;
    --primary-light: #eff6ff;
    --success: #16a34a;
    --success-light: #f0fdf4;
    --warning: #d97706;
    --warning-light: #fffbeb;
    --danger: #dc2626;
    --danger-light: #fef2f2;
    --border: #e2e8f0;
    --radius: 10px;
    --radius-sm: 6px;
    --shadow: 0 1px 3px rgba(15, 23, 42, 0.06), 0 1px 2px rgba(15, 23, 42, 0.04);
    --shadow-md: 0 4px 6px -1px rgba(15, 23, 42, 0.08), 0 2px 4px -2px rgba(15, 23, 42, 0.05);
    --shadow-lg: 0 10px 15px -3px rgba(15, 23, 42, 0.08), 0 4px 6px -4px rgba(15, 23, 42, 0.04);
    --transition: 0.2s ease;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
}

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

.container { max-width: 1140px; margin: 0 auto; padding: 0 20px; width: 100%; }

/* ===== Navbar ===== */
.navbar {
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    padding: 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow);
}
.navbar .container { display: flex; align-items: center; height: 60px; gap: 16px; }
.logo {
    font-weight: 800; font-size: 1.15rem; color: var(--text);
    text-decoration: none; letter-spacing: -0.3px;
    display: flex; align-items: center; gap: 8px;
}
.logo::before {
    content: ''; display: inline-block; width: 28px; height: 28px;
    background: var(--primary); border-radius: 8px;
    flex-shrink: 0;
}
.nav-links { list-style: none; display: flex; gap: 4px; margin-left: auto; }
.nav-links a {
    color: var(--text-secondary); text-decoration: none; font-size: 0.88rem;
    padding: 8px 14px; border-radius: var(--radius-sm); transition: all var(--transition);
    font-weight: 500;
}
.nav-links a:hover { color: var(--text); background: var(--surface-hover); }

/* Cart icon */
.cart-icon {
    position: relative; display: flex; align-items: center; justify-content: center;
    width: 36px; height: 36px; color: var(--text-secondary); text-decoration: none;
    border-radius: var(--radius-sm); transition: all var(--transition); flex-shrink: 0;
}
.cart-icon:hover { color: var(--primary); background: var(--surface-hover); }
.cart-badge {
    position: absolute; top: -2px; right: -4px; min-width: 18px; height: 18px;
    background: var(--danger); color: #fff; font-size: 0.65rem; font-weight: 700;
    display: flex; align-items: center; justify-content: center;
    border-radius: 9px; padding: 0 4px; line-height: 1;
}
.sidebar-cart-count { color: var(--primary); font-weight: 600; }

/* Hamburger */
.hamburger {
    display: none; flex-direction: column; justify-content: center; gap: 5px;
    width: 36px; height: 36px; border: none; background: none; cursor: pointer;
    padding: 6px; border-radius: var(--radius-sm); transition: background var(--transition);
    flex-shrink: 0;
}
.hamburger:hover { background: var(--surface-hover); }
.hamburger span {
    display: block; height: 2.5px; background: var(--text); border-radius: 2px;
    transition: all var(--transition);
}

/* ===== Sidebar ===== */
.sidebar-overlay {
    position: fixed; inset: 0; background: rgba(15, 23, 42, 0.5);
    z-index: 200; opacity: 0; pointer-events: none; transition: opacity 0.3s;
    backdrop-filter: blur(2px);
}
.sidebar-overlay.active { opacity: 1; pointer-events: auto; }

.sidebar {
    position: fixed; top: 0; left: 0; bottom: 0; width: 300px; max-width: 85vw;
    background: var(--surface); z-index: 201;
    transform: translateX(-100%); transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex; flex-direction: column; box-shadow: var(--shadow-lg);
}
.sidebar.open { transform: translateX(0); }

.sidebar-header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 18px 20px; border-bottom: 1px solid var(--border);
}
.sidebar-title { font-weight: 700; font-size: 1rem; color: var(--text); }
.sidebar-close {
    width: 32px; height: 32px; border: none; background: none; cursor: pointer;
    font-size: 1.1rem; color: var(--text-muted); border-radius: var(--radius-sm);
    display: flex; align-items: center; justify-content: center;
    transition: all var(--transition);
}
.sidebar-close:hover { background: var(--surface-hover); color: var(--text); }

.sidebar-nav { padding: 12px 16px; display: flex; flex-direction: column; gap: 2px; }
.sidebar-link {
    display: flex; align-items: center; padding: 10px 12px; gap: 10px;
    color: var(--text-secondary); text-decoration: none; font-size: 0.92rem;
    font-weight: 500; border-radius: var(--radius-sm); transition: all var(--transition);
}
.sidebar-link:hover { background: var(--primary-light); color: var(--primary); }

.sidebar-section {
    padding: 12px 16px 16px; border-top: 1px solid var(--border);
    overflow-y: auto; flex: 1;
}
.sidebar-section-title {
    font-size: 0.75rem; color: var(--text-muted); text-transform: uppercase;
    letter-spacing: 0.5px; margin-bottom: 8px; font-weight: 600;
}
.sidebar-cats { display: flex; flex-direction: column; gap: 1px; }
.sidebar-cat-item { margin: 0; }
.sidebar-cat-link {
    display: flex; align-items: center; padding: 8px 12px; gap: 8px;
    color: var(--text-secondary); text-decoration: none; font-size: 0.85rem;
    border-radius: var(--radius-sm); transition: all var(--transition);
    line-height: 1.3;
}
.sidebar-cat-link::before {
    content: ''; display: inline-block; width: 4px; height: 4px;
    background: var(--border); border-radius: 50%; flex-shrink: 0;
}
.sidebar-cat-link:hover { background: var(--surface-hover); color: var(--text); }
.sidebar-cat-item .sidebar-cat-item .sidebar-cat-link { padding-left: 24px; }
.sidebar-cat-item .sidebar-cat-item .sidebar-cat-item .sidebar-cat-link { padding-left: 36px; }

/* ===== Main Content ===== */
main { flex: 1; padding: 32px 0; }

/* ===== Hero ===== */
.hero { text-align: center; padding: 64px 0; max-width: 700px; margin: 0 auto; }
.hero h1 { font-size: 2.2rem; margin-bottom: 12px; letter-spacing: -0.5px; }
.hero p { color: var(--text-secondary); font-size: 1.1rem; margin-bottom: 28px; line-height: 1.7; }
.hero-links { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

/* ===== Buttons ===== */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    padding: 10px 22px; background: var(--primary); color: #fff;
    border: none; border-radius: var(--radius-sm); font-size: 0.9rem; font-weight: 600;
    cursor: pointer; text-decoration: none; transition: all var(--transition);
    line-height: 1.4;
}
.btn:hover { background: var(--primary-hover); transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn:active { transform: translateY(0); }
.btn-secondary { background: var(--surface); color: var(--text-secondary); border: 1px solid var(--border); }
.btn-secondary:hover { background: var(--surface-hover); color: var(--text); }
.btn-sm { padding: 7px 14px; font-size: 0.82rem; }
.btn-danger { background: var(--danger); }
.btn-danger:hover { background: #b91c1c; }
.btn-success { background: var(--success); }
.btn-success:hover { background: #15803d; }

/* ===== Forms ===== */
form { display: flex; flex-direction: column; gap: 12px; max-width: 500px; }
form label { font-weight: 600; font-size: 0.88rem; color: var(--text-secondary); }
form input, form textarea, form select {
    padding: 10px 14px; border: 1.5px solid var(--border); border-radius: var(--radius-sm);
    font-size: 0.92rem; font-family: inherit; width: 100%; background: var(--surface);
    transition: all var(--transition); outline: none;
}
form input:focus, form textarea:focus, form select:focus {
    border-color: var(--primary); box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}
form textarea { font-family: 'Courier New', monospace; }

/* ===== Auth forms ===== */
.auth-form, .age-verify {
    max-width: 440px; margin: 0 auto;
    background: var(--surface); padding: 36px; border-radius: var(--radius);
    border: 1px solid var(--border); box-shadow: var(--shadow-md);
}
.auth-form h1, .age-verify h1 { margin-bottom: 20px; font-size: 1.4rem; }
.auth-form p { margin-top: 14px; font-size: 0.9rem; color: var(--text-secondary); }

.age-form { max-width: 340px; margin: 0 auto; }

/* ===== Alerts ===== */
.alert {
    padding: 14px 18px; border-radius: var(--radius-sm); margin-bottom: 18px;
    font-size: 0.9rem; display: flex; align-items: center; gap: 10px;
}
.alert-error { background: var(--danger-light); color: var(--danger); border: 1px solid #fecaca; }
.alert-success { background: var(--success-light); color: var(--success); border: 1px solid #bbf7d0; }

/* ===== Product grid ===== */
.search-form { flex-direction: row; max-width: 600px; margin-bottom: 24px; gap: 8px; }
.search-form input { flex: 1; }

.products-layout { display: flex; gap: 28px; align-items: flex-start; }

.categories-sidebar {
    flex: 0 0 260px; background: var(--surface);
    border: 1px solid var(--border); border-radius: var(--radius);
    padding: 18px; position: sticky; top: 84px;
    max-height: calc(100vh - 104px); overflow-y: auto;
    box-shadow: var(--shadow);
}
.categories-sidebar h3 {
    font-size: 0.75rem; color: var(--text-muted); margin-bottom: 14px;
    text-transform: uppercase; letter-spacing: 0.8px; font-weight: 700;
}

.products-main { flex: 1; min-width: 0; }

.category-tree, .category-children { list-style: none; padding: 0; margin: 0; }
.category-children { padding-left: 14px; border-left: 1px solid var(--border); margin-left: 6px; }
.category-item { margin: 1px 0; }
.category-row { display: flex; align-items: center; gap: 2px; }
.cat-toggle, .cat-toggle-placeholder { flex: 0 0 20px; width: 20px; height: 26px; display: flex; align-items: center; justify-content: center; }
.cat-toggle {
    background: none; border: none; cursor: pointer; font-size: 0.5rem;
    color: var(--text-muted); padding: 0; line-height: 1; transition: all var(--transition);
    border-radius: 4px;
}
.cat-toggle:hover { color: var(--primary); background: var(--primary-light); }
.cat-toggle-placeholder { visibility: hidden; }
.category-link {
    flex: 1; display: block; padding: 5px 8px; font-size: 0.85rem;
    color: var(--text-secondary); text-decoration: none; border-radius: var(--radius-sm);
    transition: all var(--transition); line-height: 1.35;
}
.category-link:hover { background: var(--primary-light); color: var(--primary); }
.category-item.active > .category-row > .category-link {
    background: var(--primary-light); color: var(--primary); font-weight: 600;
}

/* Product cards */
.product-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 18px; }
.product-card {
    background: var(--surface); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 22px;
    transition: all var(--transition); box-shadow: var(--shadow);
}
.product-card:hover {
    box-shadow: var(--shadow-md); border-color: #cbd5e1; transform: translateY(-2px);
}
.product-card h3 { font-size: 1rem; margin-bottom: 6px; color: var(--text); line-height: 1.4; }
.product-name-en { color: var(--text-muted); font-size: 0.82rem; margin-bottom: 4px; }
.product-sku, .product-price { font-size: 0.85rem; color: var(--text-muted); margin-bottom: 3px; }
.product-price { font-weight: 600; color: var(--text); font-size: 0.95rem; }
.product-qty { margin: 10px 0; font-size: 0.88rem; }
.reserve-form { flex-direction: row; align-items: center; gap: 8px; width: auto; max-width: none; margin: 0; }
.reserve-form label { font-weight: 400; font-size: 0.82rem; color: var(--text-secondary); display: flex; align-items: center; gap: 6px; }
.reserve-form input[type="number"] { width: 64px; padding: 5px 8px; }

/* Breadcrumbs */
.breadcrumbs {
    font-size: 0.85rem; margin-bottom: 18px; padding: 10px 16px;
    background: var(--surface); border: 1px solid var(--border);
    border-radius: var(--radius-sm); box-shadow: var(--shadow);
}
.breadcrumbs a { color: var(--primary); text-decoration: none; font-weight: 500; }
.breadcrumbs a:hover { text-decoration: underline; }
.breadcrumb-sep { margin: 0 8px; color: var(--text-muted); font-size: 0.75rem; }
.breadcrumb-current { color: var(--text); font-weight: 600; }

.results-count { margin-bottom: 18px; font-size: 0.88rem; color: var(--text-secondary); }
.empty-category { margin: 28px 0; color: var(--text-muted); font-size: 0.95rem; }
.browse-hint { margin: 48px 0; color: var(--text-muted); font-size: 1rem; text-align: center; }

/* ===== Blog ===== */
.post-list { display: flex; flex-direction: column; gap: 18px; }
.post-item {
    background: var(--surface); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 24px; box-shadow: var(--shadow);
    transition: all var(--transition);
}
.post-item:hover { box-shadow: var(--shadow-md); }
.post-item h2 { font-size: 1.2rem; }
.post-item h2 a { color: var(--text); text-decoration: none; }
.post-item h2 a:hover { color: var(--primary); }
.post-date { color: var(--text-muted); font-size: 0.85rem; }

.post-preview-list { display: flex; flex-direction: column; gap: 14px; }
.post-preview {
    padding: 18px; background: var(--surface); border: 1px solid var(--border);
    border-radius: var(--radius-sm); box-shadow: var(--shadow);
}
.post-preview h3 { font-size: 1.05rem; }
.post-preview h3 a { color: var(--text); text-decoration: none; }
.post-preview h3 a:hover { color: var(--primary); }

/* Single post */
.single-post {
    background: var(--surface); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 36px; box-shadow: var(--shadow);
}
.single-post h1 { margin-bottom: 8px; font-size: 1.6rem; }
.post-content { margin-top: 24px; line-height: 1.8; color: var(--text-secondary); }
.post-content p { margin-bottom: 18px; }
.post-content h2, .post-content h3 { margin-top: 28px; margin-bottom: 14px; color: var(--text); }
.post-content h2 { font-size: 1.3rem; }
.post-content h3 { font-size: 1.1rem; }
.post-content ul, .post-content ol { margin-bottom: 18px; padding-left: 24px; }
.post-content li { margin-bottom: 6px; }
.post-content pre {
    background: #1e293b; color: #e2e8f0; padding: 18px;
    border-radius: var(--radius-sm); overflow-x: auto; margin-bottom: 18px;
    font-size: 0.85rem;
}
.post-content code {
    background: #f1f5f9; padding: 2px 8px; border-radius: 4px;
    font-size: 0.85rem; color: var(--text);
}
.post-content pre code { background: transparent; padding: 0; }

/* ===== Profile ===== */
.profile-page { max-width: 800px; }
.profile-info {
    background: var(--surface); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 24px; margin-bottom: 28px;
    box-shadow: var(--shadow);
}
.profile-info p { margin-bottom: 6px; font-size: 0.92rem; }

.reservations-list { display: flex; flex-direction: column; gap: 18px; }
.reservation-card {
    background: var(--surface); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 22px;
    display: flex; justify-content: space-between; align-items: flex-start;
    gap: 20px; flex-wrap: wrap; box-shadow: var(--shadow);
    transition: all var(--transition);
}
.reservation-card:hover { box-shadow: var(--shadow-md); }
.reservation-info { flex: 1; min-width: 200px; }
.reservation-info h3 { margin-bottom: 6px; font-size: 1rem; }
.reservation-info p { margin-bottom: 4px; font-size: 0.88rem; }
.reservation-code { font-size: 1.1rem; letter-spacing: 1px; font-weight: 700; color: var(--primary); }
.reservation-barcode { text-align: center; }
.reservation-barcode svg { max-width: 200px; height: auto; }
.reservation-date { color: var(--text-muted); font-size: 0.8rem; }

/* Status badges */
.status {
    display: inline-block; padding: 3px 12px; border-radius: 20px;
    font-size: 0.78rem; font-weight: 600; line-height: 1.5;
}
.status.pending { background: var(--warning-light); color: #92400e; }
.status.approved { background: #eff6ff; color: #1e40af; }
.status.picked-up { background: var(--success-light); color: #166534; }
.status.cancelled { background: var(--danger-light); color: #991b1b; }

/* ===== Admin ===== */
.admin-dashboard h1 { margin-bottom: 24px; }
.stats-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 18px; margin-bottom: 28px; }
.stat-card {
    background: var(--surface); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 24px; text-align: center;
    box-shadow: var(--shadow);
}
.stat-card h3 { font-size: 0.85rem; color: var(--text-muted); margin-bottom: 8px; }
.stat-number { font-size: 2rem; font-weight: 800; color: var(--text); }
.stat-warning .stat-number { color: var(--warning); }
.admin-links { display: flex; gap: 12px; flex-wrap: wrap; }

.admin-table {
    width: 100%; border-collapse: separate; border-spacing: 0;
    background: var(--surface); border: 1px solid var(--border);
    border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow);
}
.admin-table th, .admin-table td {
    padding: 12px 16px; text-align: left;
    border-bottom: 1px solid var(--border); font-size: 0.88rem;
}
.admin-table th { background: #f8fafc; font-weight: 600; color: var(--text-secondary); font-size: 0.82rem; text-transform: uppercase; letter-spacing: 0.3px; }
.admin-table tr:last-child td { border-bottom: none; }
.admin-table .actions { white-space: nowrap; display: flex; gap: 6px; flex-wrap: wrap; }

.filter-form { flex-direction: row; max-width: 500px; margin-bottom: 20px; }
.filter-form input { flex: 1; }
.filter-form select { width: auto; }

.admin-post-edit { max-width: 800px; }
.admin-post-edit form { max-width: 100%; }
.form-actions { display: flex; gap: 12px; }
.markdown-hint {
    background: #f8fafc; border: 1px solid var(--border);
    border-radius: var(--radius-sm); padding: 18px; margin-top: 28px;
    font-size: 0.85rem;
}
.markdown-hint pre { background: transparent; padding: 0; font-size: 0.85rem; }

/* ===== Sections ===== */
.section { margin-top: 36px; }
.section h2 { margin-bottom: 18px; font-size: 1.3rem; }

/* ===== Integration cards ===== */
.integration-card {
    background: var(--surface); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 24px; max-width: 600px;
    box-shadow: var(--shadow);
}
.integration-card p { margin-bottom: 10px; font-size: 0.88rem; }
.sync-url {
    background: #1e293b; color: #e2e8f0; padding: 12px 16px;
    border-radius: var(--radius-sm); font-size: 0.82rem; overflow-x: auto;
    user-select: all; margin-bottom: 14px;
}
.json-format, .xml-format {
    background: #f8fafc; border: 1px solid var(--border);
    border-radius: var(--radius-sm); padding: 14px; font-size: 0.8rem;
    overflow-x: auto; margin-bottom: 4px;
}

/* Sync status */
.sync-status { margin-bottom: 18px; }
.sync-status-badge {
    display: inline-block; padding: 6px 18px; border-radius: 20px;
    font-size: 0.82rem; font-weight: 600;
}
.sync-status-badge.idle { background: var(--success-light); color: #2e7d32; }
.sync-status-badge.pending { background: var(--warning-light); color: #f57f17; }
.sync-status-badge.running {
    background: #e3f2fd; color: #1565c0;
    animation: pulse 1.5s ease-in-out infinite;
}
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

/* ===== Footer ===== */
.footer {
    background: var(--surface); border-top: 1px solid var(--border);
    padding: 24px 0; text-align: center; color: var(--text-muted); font-size: 0.85rem;
    margin-top: 48px;
}

/* ===== Support Chat ===== */
.support-page h1 { margin-bottom: 24px; }
.support-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; align-items: start; }
@media (max-width: 768px) { .support-layout { grid-template-columns: 1fr; } }

.support-tickets-list h2,
.support-create h2 { font-size: 1.1rem; margin-bottom: 16px; }

.support-ticket-card {
    display: block; text-decoration: none;
    background: var(--surface); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 14px 18px; margin-bottom: 10px;
    box-shadow: var(--shadow); transition: all var(--transition);
}
.support-ticket-card:hover { border-color: var(--primary); box-shadow: var(--shadow-md); }
.ticket-card-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 4px; }
.ticket-subject { font-weight: 600; color: var(--text); font-size: 0.92rem; }
.ticket-date { font-size: 0.8rem; color: var(--text-muted); }
.ticket-closed { opacity: 0.7; }

.no-tickets { color: var(--text-muted); font-size: 0.9rem; }

.support-create-form textarea { resize: vertical; }

.support-ticket-view h2 { font-size: 1.15rem; margin: 0; }
.support-ticket-header {
    display: flex; align-items: center; gap: 12px; margin-bottom: 20px;
    flex-wrap: wrap;
}

.support-messages { display: flex; flex-direction: column; gap: 14px; margin-bottom: 24px; }
.support-message {
    padding: 14px 18px; border-radius: var(--radius);
    max-width: 80%; box-shadow: var(--shadow);
}
.message-user {
    background: var(--primary-light); border: 1px solid #bfdbfe;
    align-self: flex-end;
}
.message-admin {
    background: var(--surface); border: 1px solid var(--border);
    align-self: flex-start;
}
.message-meta { display: flex; align-items: center; gap: 8px; margin-bottom: 6px; flex-wrap: wrap; }
.message-meta strong { font-size: 0.85rem; }
.message-date { font-size: 0.75rem; color: var(--text-muted); }
.message-text { font-size: 0.9rem; line-height: 1.5; white-space: pre-wrap; }
.message-role { font-size: 0.75rem; }

.admin-badge {
    display: inline-block; padding: 1px 8px; border-radius: 10px;
    background: var(--primary); color: #fff; font-size: 0.7rem; font-weight: 600;
}

.ticket-user-info {
    background: var(--surface); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 14px 18px; margin-bottom: 20px;
    font-size: 0.88rem;
}
.ticket-user-info p { margin-bottom: 4px; }

.support-reply-form { display: flex; flex-direction: column; gap: 12px; }
.support-reply-form textarea {
    width: 100%; padding: 12px 14px; border: 1px solid var(--border);
    border-radius: var(--radius-sm); font-size: 0.9rem; font-family: inherit;
    resize: vertical; background: var(--surface);
}
.support-reply-form textarea:focus {
    outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-light);
}
.support-reply-form .form-actions { display: flex; gap: 12px; flex-wrap: wrap; }

.ticket-closed-notice { color: var(--text-muted); font-size: 0.9rem; text-align: center; padding: 20px; }

/* Alert */
.alert { padding: 12px 18px; border-radius: var(--radius-sm); margin-bottom: 16px; font-size: 0.88rem; }
.alert-error { background: var(--danger-light); color: #991b1b; border: 1px solid #fecaca; }

/* Admin Support */
.admin-support h1 { margin-bottom: 24px; }
.support-filters { display: flex; gap: 8px; margin-bottom: 20px; }
.btn-small { padding: 6px 14px; font-size: 0.82rem; }
.btn-active { background: var(--primary); color: #fff; border-color: var(--primary); }
.btn-active:hover { background: var(--primary-hover); }

.support-table {
    width: 100%; border-collapse: separate; border-spacing: 0;
    background: var(--surface); border: 1px solid var(--border);
    border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow);
}
.support-table th, .support-table td {
    padding: 10px 14px; text-align: left;
    border-bottom: 1px solid var(--border); font-size: 0.85rem;
}
.support-table th { background: #f8fafc; font-weight: 600; color: var(--text-secondary); font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.3px; }
.support-table tr:last-child td { border-bottom: none; }
.support-table tr:hover td { background: #f8fafc; }
.row-open td:first-child { border-left: 3px solid var(--warning); }
.row-closed td:first-child { border-left: 3px solid var(--success); }

.admin-support-ticket h2 { font-size: 1.15rem; }
.ticket-actions { margin-top: 10px; }

.btn-danger { background: var(--danger); color: #fff; border-color: var(--danger); }
.btn-danger:hover { background: #b91c1c; border-color: #b91c1c; }

/* ===== Responsive ===== */
@media (max-width: 900px) {
    .products-layout { flex-direction: column; }
    .categories-sidebar { display: none; }
}

@media (max-width: 768px) {
    .hamburger { display: flex; }
    .nav-links { display: none; }
    .hero { padding: 40px 0; }
    .hero h1 { font-size: 1.6rem; }
    .hero p { font-size: 1rem; }
    .product-grid { grid-template-columns: 1fr; }
    .reservation-card { flex-direction: column; }
    .stats-grid { grid-template-columns: 1fr 1fr; }
    .single-post { padding: 20px; }
    .auth-form, .age-verify { padding: 24px 20px; }
}

/* ===== Cart page ===== */
.cart-page { max-width: 800px; }
.cart-items { display: flex; flex-direction: column; gap: 12px; margin-bottom: 20px; }
.cart-item {
    display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
    background: var(--surface); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 18px 20px; box-shadow: var(--shadow);
}
.cart-item-info { flex: 1; min-width: 160px; }
.cart-item-info h3 { font-size: 0.95rem; margin-bottom: 2px; }
.cart-item-price { font-size: 0.82rem; color: var(--text-muted); margin-top: 2px; }
.cart-item-qty-form { flex-direction: row; align-items: center; gap: 6px; width: auto; }
.cart-item-qty-form label { font-weight: 400; font-size: 0.82rem; display: flex; align-items: center; gap: 4px; }
.cart-qty-input { width: 60px; padding: 5px 8px !important; }
.cart-item-subtotal { font-size: 0.95rem; min-width: 80px; text-align: right; }
.cart-item-remove-form { width: auto; }
.cart-total {
    display: flex; justify-content: flex-end; align-items: center; gap: 16px;
    padding: 18px 20px; background: var(--surface); border: 1px solid var(--border);
    border-radius: var(--radius); margin-bottom: 18px; box-shadow: var(--shadow);
}
.cart-total-label { font-size: 1rem; color: var(--text-secondary); }
.cart-total-sum { font-size: 1.3rem; font-weight: 800; color: var(--text); }
.checkout-form { width: auto; max-width: none; align-items: flex-end; }
.checkout-success {
    text-align: center; padding: 40px 20px;
    background: var(--surface); border: 1px solid var(--border);
    border-radius: var(--radius); box-shadow: var(--shadow-md);
}
.checkout-success h2 { margin-bottom: 12px; color: var(--success); }
.checkout-success p { margin-bottom: 8px; color: var(--text-secondary); }

/* Reservation items list in profile */
.reservation-items { margin-top: 10px; border-top: 1px solid var(--border); padding-top: 10px; }
.reservation-item { display: flex; gap: 8px; font-size: 0.88rem; padding: 3px 0; }
.reservation-item .ri-name { color: var(--text); }
.reservation-item .ri-qty { color: var(--text-muted); }

/* Cart counter */
.cart-counter {
    display: inline-flex; align-items: center; gap: 0; margin-top: 10px;
    border: 1.5px solid var(--border); border-radius: var(--radius-sm); overflow: hidden;
    background: var(--surface);
}
.counter-btn {
    width: 36px; height: 36px; display: flex; align-items: center; justify-content: center;
    border: none; background: var(--surface); color: var(--text); cursor: pointer;
    font-size: 1.1rem; font-weight: 600; transition: all var(--transition);
    line-height: 1;
}
.counter-btn:hover { background: var(--surface-hover); color: var(--primary); }
.counter-btn.disabled, .counter-btn:disabled { color: var(--text-muted); cursor: default; opacity: 0.4; }
.counter-btn.disabled:hover, .counter-btn:disabled:hover { background: var(--surface); color: var(--text-muted); }
.counter-value {
    display: flex; align-items: center; justify-content: center;
    min-width: 36px; height: 36px; font-size: 0.95rem; font-weight: 700;
    border-left: 1.5px solid var(--border); border-right: 1.5px solid var(--border);
    padding: 0 8px; color: var(--text);
}

/* Out of stock */
.out-of-stock { display: inline-block; padding: 7px 0; font-size: 0.85rem; color: var(--text-muted); }

/* Toast notification */
.toast {
    position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%) translateY(20px);
    padding: 12px 24px; border-radius: var(--radius-sm); font-size: 0.9rem; font-weight: 500;
    z-index: 999; opacity: 0; transition: all 0.3s ease; pointer-events: none;
    box-shadow: var(--shadow-lg);
}
.toast-show { opacity: 1; transform: translateX(-50%) translateY(0); }
.toast-success { background: #065f46; color: #fff; }
.toast-error { background: #991b1b; color: #fff; }

@media (max-width: 600px) {
    .cart-item { flex-direction: column; align-items: flex-start; }
    .cart-item-subtotal { text-align: left; }
    .cart-total { justify-content: flex-start; }
}

@media (max-width: 480px) {
    main { padding: 20px 0; }
    .container { padding: 0 16px; }
    .product-grid { gap: 14px; }
    .product-card { padding: 16px; }
}