/* ==========================================================================
   PrimeTech — design tokens
   ========================================================================== */
:root {
    --color-primary: #0a66ff;
    --color-primary-dark: #0850c7;
    --color-primary-light: #eaf1ff;
    --color-charcoal: #14161a;
    --color-charcoal-soft: #1f2229;
    --color-gray-light: #f4f5f7;
    --color-gray-border: #e3e5e9;
    --color-text: #14161a;
    --color-muted: #6b7280;
    --color-white: #ffffff;
    --color-danger: #e0364a;
    --color-success: #16a34a;
    --color-star: #f5a623;

    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 22px;
    --shadow-sm: 0 1px 2px rgba(20, 22, 26, 0.06);
    --shadow-md: 0 10px 28px rgba(20, 22, 26, 0.09);
    --shadow-lg: 0 24px 56px rgba(20, 22, 26, 0.16);
    --container-width: 1240px;
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    background: var(--color-white);
    color: var(--color-text);
    font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    -webkit-font-smoothing: antialiased;
}

body { min-height: 100vh; display: flex; flex-direction: column; }
main { flex: 1; }

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul { list-style: none; margin: 0; padding: 0; }

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

h1, h2, h3, h4 { line-height: 1.2; margin: 0 0 12px; font-weight: 700; color: #006bdf; margin-bottom: 14px; }
p { line-height: 1.6; color: var(--color-muted); margin: 0 0 12px; }

.section { padding-top: 56px; padding-bottom: 56px; }
.section-header { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 24px; flex-wrap: wrap; gap: 12px; }
.section-header h2 { font-size: 28px; }
.section-header .link { color: var(--color-primary); font-weight: 600; white-space: nowrap; }

/* ==========================================================================
   Buttons & form controls
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    padding: 11px 20px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease,
        transform 0.15s ease, box-shadow 0.15s ease;
    white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--color-primary); color: #fff; box-shadow: 0 4px 14px rgba(10, 102, 255, 0.28); }
.btn-primary:hover { background: var(--color-primary-dark); transform: translateY(-1px); box-shadow: 0 8px 20px rgba(10, 102, 255, 0.32); }
.btn-primary:disabled { background: #a9c3f5; cursor: not-allowed; box-shadow: none; transform: none; }
.btn-outline { background: transparent; border-color: var(--color-gray-border); color: var(--color-text); }
.btn-outline:hover { border-color: var(--color-primary); color: var(--color-primary); transform: translateY(-1px); }
.btn-dark { background: var(--color-charcoal); color: #fff; }
.btn-dark:hover { background: var(--color-charcoal-soft); transform: translateY(-1px); }
.btn-danger { background: var(--color-danger); color: #fff; }
.btn-danger:hover { background: #b82638; }
.btn-block { width: 100%; }
.btn-sm { padding: 7px 14px; font-size: 13px; }

.form-group { margin-bottom: 18px; }
label { display: block; font-weight: 600; font-size: 13px; margin-bottom: 6px; color: var(--color-text); }
input[type="text"], input[type="email"], input[type="password"], input[type="tel"], input[type="number"],
input[type="search"], input[type="file"], select, textarea {
    width: 100%;
    padding: 11px 14px;
    border: 1px solid var(--color-gray-border);
    border-radius: var(--radius-sm);
    /* iOS Safari force-zooms the whole page in when a focused input's font-size is below
       16px, and that zoomed-in state was carrying over from the checkout form all the way
       to the confirmation page. 16px keeps the browser from ever triggering that zoom. */
    font-size: 16px;
    font-family: inherit;
    background: var(--color-white);
    color: var(--color-text);
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
textarea { resize: vertical; min-height: 90px; }
input:hover, select:hover, textarea:hover { border-color: #c7cbd3; }
input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-light);
}
select {
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%236b7280' stroke-width='1.6' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 38px;
    cursor: pointer;
}
.field-error { color: var(--color-danger); font-size: 12px; margin-top: 4px; }
.form-row { display: flex; gap: 16px; flex-wrap: wrap; }
.form-row > * { flex: 1 1 200px; }
.helper-text { font-size: 12px; color: var(--color-muted); margin-top: 4px; }

.alert { padding: 14px 16px; border-radius: var(--radius-sm); margin-bottom: 20px; font-size: 14px; }
.alert-success { background: #e8f8ee; color: #146c34; border: 1px solid #bce8cb; }
.alert-error { background: #fdecee; color: #9c1d2d; border: 1px solid #f5c0c7; }
.alert-info { background: var(--color-primary-light); color: var(--color-primary-dark); border: 1px solid #c6dcff; }

.badge { display: inline-block; padding: 3px 10px; border-radius: 999px; font-size: 11px; font-weight: 700; letter-spacing: 0.02em; }
.badge-sale { background: var(--color-danger); color: #fff; }
.badge-outofstock { background: var(--color-charcoal); color: #fff; }
.badge-status { background: var(--color-gray-light); color: var(--color-text); border: 1px solid var(--color-gray-border); }
.badge-status.PENDING { background: #fff4e0; color: #8a5a00; border-color: #ffe3ad; }
.badge-status.CONFIRMED { background: var(--color-primary-light); color: var(--color-primary-dark); border-color: #c6dcff; }
.badge-status.PROCESSING { background: #f1eaff; color: #5b21b6; border-color: #ddd0fb; }
.badge-status.SHIPPED { background: #e0f5ff; color: #036b8f; border-color: #b9e7f7; }
.badge-status.DELIVERED { background: #e8f8ee; color: #146c34; border-color: #bce8cb; }
.badge-status.CANCELLED { background: #fdecee; color: #9c1d2d; border-color: #f5c0c7; }

/* ==========================================================================
   Navbar
   ========================================================================== */
.navbar {
    position: sticky; top: 0; z-index: 100;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-gray-border);
    box-shadow: 0 1px 0 rgba(20, 22, 26, 0.03);
}
.navbar-top { display: flex; align-items: center; gap: 24px; padding: 14px 0; flex-wrap: wrap; }
.navbar-brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 20px; flex-shrink: 0; }
.navbar-brand img { height: 34px; width: auto; }
.navbar-search { flex: 1; max-width: 520px; }
.navbar-search form { display: flex; }
.navbar-search input { border-radius: var(--radius-sm) 0 0 var(--radius-sm); border-right: none; }
.navbar-search button { border-radius: 0 var(--radius-sm) var(--radius-sm) 0; padding: 0 16px; }
.navbar-actions { display: flex; align-items: center; gap: 18px; margin-left: auto; flex-wrap: nowrap; }
.navbar-actions a { display: flex; align-items: center; gap: 6px; font-size: 14px; font-weight: 600; color: var(--color-text); white-space: nowrap; }
.navbar-actions a:hover { color: var(--color-primary); }
.navbar-auth-links { display: contents; }
.cart-count { background: var(--color-primary); color: #fff; font-size: 11px; font-weight: 700; border-radius: 999px; min-width: 18px; height: 18px; display: inline-flex; align-items: center; justify-content: center; padding: 0 4px; }
.navbar-categories { display: flex; gap: 22px; padding: 10px 0; border-top: 1px solid var(--color-gray-border); font-size: 13px; font-weight: 600; overflow-x: auto; }
.navbar-categories a { color: var(--color-muted); white-space: nowrap; }
.navbar-categories a:hover, .navbar-categories a.active { color: var(--color-primary); }
.navbar-toggle { display: none; background: none; border: none; font-size: 22px; cursor: pointer; flex-shrink: 0; }
.navbar-auth-links-mobile { display: none; }

/* ==========================================================================
   Hero
   ========================================================================== */
.hero-carousel {
    position: relative;
    min-height: 460px;
    display: flex;
    align-items: center;
    color: #fff;
    overflow: hidden;
    background: var(--color-charcoal);
}
.hero-slides { position: absolute; inset: 0; }
.hero-slide {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 1s ease;
}
.hero-slide.active { opacity: 1; }
.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(115deg, rgba(15, 17, 21, 0.82) 0%, rgba(15, 17, 21, 0.45) 55%, rgba(15, 17, 21, 0.25) 100%);
}
.hero-carousel .hero-inner { position: relative; z-index: 2; display: flex; align-items: center; gap: 40px; padding-top: 64px; padding-bottom: 64px; }
.hero-copy { flex: 1 1 420px; max-width: 640px; }
.hero-copy .eyebrow { color: #8fb4ff; font-weight: 700; font-size: 13px; letter-spacing: 0.08em; text-transform: uppercase; margin-bottom: 12px; }
.hero-copy h1 { font-size: 46px; color: #fff; margin-bottom: 16px; letter-spacing: -0.01em; }
.hero-copy p { color: #c7cad1; font-size: 16px; max-width: 520px; }
.hero-actions { display: flex; gap: 14px; margin-top: 24px; }
.hero-carousel-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 3;
    width: 40px;
    height: 40px;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    background: rgba(20, 22, 26, 0.4);
    color: #fff;
    font-size: 15px;
    cursor: pointer;
    transition: background 0.15s ease, border-color 0.15s ease;
}
.hero-carousel-nav:hover { background: rgba(20, 22, 26, 0.7); border-color: rgba(255, 255, 255, 0.6); }
.hero-carousel-nav.prev { left: 20px; }
.hero-carousel-nav.next { right: 20px; }
.hero-carousel-dots { position: absolute; left: 0; right: 0; bottom: 20px; z-index: 3; display: flex; justify-content: center; gap: 10px; }
.hero-carousel-dot {
    width: 9px;
    height: 9px;
    border-radius: 999px;
    border: none;
    background: rgba(255, 255, 255, 0.4);
    cursor: pointer;
    padding: 0;
    transition: background 0.15s ease, transform 0.15s ease;
}
.hero-carousel-dot.active { background: #fff; transform: scale(1.25); }

/* ==========================================================================
   Product cards & grid
   ========================================================================== */
.product-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 22px; }
.product-card { background: var(--color-white); border: 1px solid var(--color-gray-border); border-radius: var(--radius-md); overflow: hidden; transition: box-shadow 0.2s ease, transform 0.2s ease, border-color 0.2s ease; display: flex; flex-direction: column; }
.product-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); border-color: transparent; }
.product-card-media { position: relative; aspect-ratio: 1 / 1; background: var(--color-gray-light); overflow: hidden; }
.product-card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.3s ease; }
.product-card:hover .product-card-media img { transform: scale(1.04); }
.product-card-badges { position: absolute; top: 10px; left: 10px; display: flex; flex-direction: column; gap: 6px; align-items: flex-start; }
.product-card-body { padding: 14px 16px 16px; display: flex; flex-direction: column; gap: 6px; flex: 1; }
.product-card-category { font-size: 11px; text-transform: uppercase; letter-spacing: 0.04em; color: var(--color-muted); font-weight: 700; }
.product-card-name { font-size: 15px; font-weight: 600; color: var(--color-text); }
.product-card-rating { display: flex; align-items: center; gap: 6px; font-size: 12px; color: var(--color-muted); }
.stars { color: var(--color-star); letter-spacing: 1px; }
.product-card-price { display: flex; align-items: baseline; gap: 8px; margin-top: 2px; }
.price-current { font-size: 17px; font-weight: 800; color: var(--color-text); }
.price-original { font-size: 13px; color: var(--color-muted); text-decoration: line-through; }
.product-card-footer { margin-top: auto; padding-top: 10px; }

/* ==========================================================================
   Product detail
   ========================================================================== */
.product-detail { display: flex; gap: 44px; flex-wrap: nowrap; }
.product-gallery { flex: 1 1 420px; max-width: 480px; min-width: 0; }
.product-gallery-main { border-radius: var(--radius-lg); overflow: hidden; background: var(--color-gray-light); aspect-ratio: 1/1; }
.product-gallery-main img { width: 100%; height: 100%; object-fit: cover; }
.product-gallery-thumbs { display: flex; gap: 10px; margin-top: 12px; }
.product-gallery-thumbs img { width: 68px; height: 68px; object-fit: cover; border-radius: var(--radius-sm); border: 2px solid transparent; cursor: pointer; }
.product-gallery-thumbs img.active { border-color: var(--color-primary); }
.product-info { flex: 1 1 380px; min-width: 0; }
.product-info h1 { font-size: 30px; margin-bottom: 8px; }
.product-price-row { display: flex; align-items: baseline; gap: 12px; margin: 14px 0; }
.product-price-row .price-current { font-size: 28px; }
.variant-options { display: flex; flex-wrap: wrap; gap: 8px; margin: 8px 0 16px; }
.variant-chip { padding: 8px 14px; border: 1px solid var(--color-gray-border); border-radius: var(--radius-sm); font-size: 13px; font-weight: 600; cursor: pointer; background: #fff; }
.variant-chip.selected { border-color: var(--color-primary); color: var(--color-primary); background: var(--color-primary-light); }
.variant-chip:disabled, .variant-chip.disabled { opacity: 0.4; cursor: not-allowed; text-decoration: line-through; }
.qty-selector { display: inline-flex; align-items: center; border: 1px solid var(--color-gray-border); border-radius: var(--radius-sm); overflow: hidden; }
.qty-selector button { width: 36px; height: 40px; border: none; background: var(--color-gray-light); font-size: 16px; cursor: pointer; }
.qty-selector input { width: 80px; border: none; text-align: center; height: 40px; }
.product-actions { display: flex; gap: 12px; align-items: center; margin-top: 20px; flex-wrap: wrap; }
.stock-note { font-size: 13px; font-weight: 600; margin-top: 8px; }
.stock-note.in { color: var(--color-success); }
.stock-note.out { color: var(--color-danger); }

/* ==========================================================================
   Filters / sidebar
   ========================================================================== */
.catalog-layout { display: flex; gap: 32px; align-items: flex-start; }
.filters-panel { width: 240px; flex-shrink: 0; background: var(--color-gray-light); border-radius: var(--radius-md); padding: 20px; position: sticky; top: 90px; }
.filters-panel h4 { font-size: 13px; text-transform: uppercase; letter-spacing: 0.04em; color: var(--color-muted); margin-bottom: 12px; }
.filters-panel .form-group { margin-bottom: 16px; }
.catalog-results { flex: 1; min-width: 0; }
.catalog-toolbar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 18px; flex-wrap: wrap; gap: 10px; }
.catalog-toolbar-right { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.catalog-count { color: var(--color-muted); font-size: 14px; white-space: nowrap; }
.sort-select { display: inline-flex; }
.sort-options-select {
    width: auto;
    min-width: 0;
    padding: 10px 38px 10px 16px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-weight: 600;
    color: var(--color-text);
}
.empty-state { text-align: center; padding: 60px 20px; color: var(--color-muted); }

/* ==========================================================================
   Cart
   ========================================================================== */
.cart-layout { display: flex; gap: 32px; align-items: flex-start; flex-wrap: wrap; }
.cart-items { flex: 2 1 20px; }
.cart-summary { flex: 1 1 300px; background: var(--color-gray-light); border-radius: var(--radius-md); padding: 24px; position: sticky; top: 90px; }
.cart-line { display: flex; gap: 16px; padding: 18px 0; border-bottom: 1px solid var(--color-gray-border); align-items: center; flex-wrap: wrap; }
.cart-line img { width: 84px; height: 84px; object-fit: cover; border-radius: var(--radius-sm); background: var(--color-gray-light); flex-shrink: 0; }
.cart-line-info { flex: 1 1 160px; min-width: 0; }
.cart-line-info .name { font-weight: 600; }
.cart-line-info .variant { font-size: 12px; color: var(--color-muted); }
.cart-line-actions { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; margin-left: auto; }
.cart-line-remove { color: var(--color-danger); font-size: 13px; font-weight: 600; cursor: pointer; background: none; border: none; }
.summary-row { display: flex; justify-content: space-between; margin-bottom: 10px; font-size: 14px; }
.summary-row.total { font-size: 18px; font-weight: 800; border-top: 1px solid var(--color-gray-border); padding-top: 14px; margin-top: 6px; }

/* ==========================================================================
   Checkout
   ========================================================================== */
.checkout-layout { display: flex; gap: 40px; align-items: flex-start; flex-wrap: wrap; }
.checkout-form { flex: 2 1 480px; }
.checkout-summary { flex: 1 1 300px; background: var(--color-gray-light); border-radius: var(--radius-md); padding: 24px; }
.payment-option { display: flex; align-items: flex-start; gap: 12px; border: 1px solid var(--color-gray-border); border-radius: var(--radius-sm); padding: 14px; margin-bottom: 10px; cursor: pointer; }
.payment-option.selected { border-color: var(--color-primary); background: var(--color-primary-light); }
.payment-option input { width: auto; margin-top: 3px; }

/* ==========================================================================
   Auth pages
   ========================================================================== */
.auth-wrapper { max-width: 440px; margin: 60px auto; padding: 0 20px; }
.auth-card { background: #fff; border: 1px solid var(--color-gray-border); border-radius: var(--radius-lg); padding: 36px; box-shadow: var(--shadow-sm); }
.auth-card h1 { font-size: 24px; text-align: center; }
.auth-switch { text-align: center; margin-top: 16px; font-size: 14px; color: var(--color-muted); }
.auth-switch a { color: var(--color-primary); font-weight: 600; }

/* ==========================================================================
   Order pages
   ========================================================================== */
.order-summary-card { border: 1px solid var(--color-gray-border); border-radius: var(--radius-md); padding: 24px; margin-bottom: 24px; }
.order-header-row { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 10px; margin-bottom: 8px; }
.table-responsive { overflow-x: auto; -webkit-overflow-scrolling: touch; }
table.data-table { width: 100%; border-collapse: collapse; }
table.data-table th, table.data-table td { text-align: left; padding: 12px 14px; border-bottom: 1px solid var(--color-gray-border); font-size: 14px; white-space: nowrap; }
table.data-table th { color: var(--color-muted); font-size: 12px; text-transform: uppercase; letter-spacing: 0.03em; }
.confirmation-banner { display: flex; align-items: center; gap: 16px; background: #e8f8ee; border: 1px solid #bce8cb; border-radius: var(--radius-md); padding: 20px; margin-bottom: 28px; }
.confirmation-banner .icon { font-size: 30px; }

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer { background: var(--color-charcoal); color: #d3d5db; margin-top: auto; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 32px; padding-top: 48px; padding-bottom: 24px; }
.footer-brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 18px; color: #fff; margin-bottom: 10px; }
.footer-brand img { height: 30px; }
.footer-grid h4 { color: #fff; font-size: 13px; text-transform: uppercase; letter-spacing: 0.04em; margin-bottom: 14px; }
.footer-grid a { display: block; color: #aeb1ba; font-size: 14px; margin-bottom: 8px; }
.footer-grid a:hover { color: #fff; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding: 18px 0; font-size: 13px; color: #9297a1; text-align: center; }

/* ==========================================================================
   Admin
   ========================================================================== */
.admin-shell { display: flex; min-height: calc(100vh - 0px); }
.admin-sidebar { width: 240px; flex-shrink: 0; background: var(--color-charcoal); color: #fff; padding: 24px 0; }
.admin-sidebar .brand { display: flex; align-items: center; gap: 10px; font-weight: 800; padding: 0 24px 24px; }
.admin-sidebar .brand img { height: 28px; }
.admin-sidebar nav a { display: flex; align-items: center; gap: 10px; padding: 12px 24px; color: #c7cad1; font-size: 14px; font-weight: 600; }
.admin-sidebar nav a:hover, .admin-sidebar nav a.active { color: #fff; background: rgba(255,255,255,0.08); }
.admin-main { flex: 1; background: var(--color-gray-light); min-height: 100vh; }
.admin-topbar { background: #fff; border-bottom: 1px solid var(--color-gray-border); padding: 18px 32px; display: flex; justify-content: space-between; align-items: center; }
.admin-content { padding: 28px 32px; }
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 20px; margin-bottom: 32px; }
.stat-card { background: #fff; border: 1px solid var(--color-gray-border); border-radius: var(--radius-md); padding: 20px; }
.stat-card .label { font-size: 12px; text-transform: uppercase; color: var(--color-muted); font-weight: 700; letter-spacing: 0.03em; }
.stat-card .value { font-size: 26px; font-weight: 800; margin-top: 6px; }
.admin-panel { background: #fff; border: 1px solid var(--color-gray-border); border-radius: var(--radius-md); padding: 24px; margin-bottom: 24px; }
.admin-panel-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 18px; }
.admin-table-actions { display: flex; gap: 8px; }
.thumb-sm { width: 44px; height: 44px; object-fit: cover; border-radius: var(--radius-sm); background: var(--color-gray-light); }
.image-manager { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 14px; }
.image-manager .thumb-wrap { position: relative; }
.image-manager img { width: 84px; height: 84px; object-fit: cover; border-radius: var(--radius-sm); }
.image-manager label { position: absolute; bottom: 4px; right: 4px; background: rgba(20,22,26,0.75); color: #fff; font-size: 10px; padding: 2px 5px; border-radius: 4px; display: flex; gap: 4px; align-items: center; font-weight: 600; }

.pagination { display: flex; gap: 8px; justify-content: center; margin-top: 28px; }
.pagination a, .pagination span { padding: 8px 13px; border-radius: var(--radius-sm); border: 1px solid var(--color-gray-border); font-size: 13px; font-weight: 600; }
.pagination a:hover { border-color: var(--color-primary); color: var(--color-primary); }
.pagination .current { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 900px) {
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .admin-sidebar { position: fixed; left: -240px; top: 0; bottom: 0; z-index: 200; transition: left 0.2s ease; }
    .admin-sidebar.open { left: 0; }
    .admin-shell { display: block; }
}

@media (max-width: 768px) {
    .navbar .container { padding-left: 24px; padding-right: 24px; }
    .navbar-top { gap: 14px; }
    .navbar-toggle { display: block; }
    .navbar-search { order: 3; flex-basis: 100%; max-width: none; }
    .navbar-categories { display: none; flex-direction: column; align-items: flex-start; gap: 14px; }
    .navbar-categories.open { display: flex; }
    .navbar-auth-links { display: none; }
    .navbar-auth-links-mobile {
        display: flex; flex-direction: column; align-items: flex-start; gap: 12px;
        margin-top: 6px; padding-top: 14px; border-top: 1px solid var(--color-gray-border); width: 100%;
    }
    .navbar-actions { gap: 12px; font-size: 13px; }
    .navbar-actions a { font-size: 13px; }
    .hero-inner { flex-direction: column; }
    .hero-carousel { min-height: 380px; }
    .hero-carousel .hero-inner { padding-top: 40px; padding-bottom: 40px; }
    .hero-copy h1 { font-size: 32px; }
    .catalog-layout { flex-direction: column; }
    .filters-panel { width: 100%; position: static; }
    .footer-grid { grid-template-columns: 1fr; padding-top: 32px; padding-bottom: 16px; }
    .product-detail { flex-direction: column; }
    .admin-content { padding: 20px 16px; }
    .admin-topbar { padding: 14px 16px; }
    .checkout-layout, .cart-layout { flex-direction: column; gap: 20px; }
    .cart-summary, .checkout-summary { position: static; width: 100%; }
    .order-header-row { flex-direction: column; align-items: flex-start; gap: 12px; }
    .admin-panel-header { flex-wrap: wrap; gap: 10px; }
    .stat-grid { grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); }
}

@media (max-width: 480px) {
    .navbar-brand span { display: none; }
    .navbar-actions { gap: 10px; }
    .cart-line-actions { width: 100%; justify-content: flex-start; margin-left: 0; }
    .hero-copy h1 { font-size: 26px; }
    .hero-actions { flex-direction: column; align-items: stretch; }
    .hero-actions .btn { width: 100%; }
}