:root {
    --tz-bg: #0a0a0a;
    --tz-bg-elevated: #121212;
    --tz-bg-card: rgba(255, 255, 255, 0.04);
    --tz-gradient: linear-gradient(135deg, #7b00ff 0%, #00f5ff 50%, #ff00aa 100%);
    --tz-purple: #7b00ff;
    --tz-cyan: #00f5ff;
    --tz-pink: #ff00aa;
    --tz-text: #ffffff;
    --tz-text-muted: #a0a0a8;
    --tz-border: rgba(255, 255, 255, 0.08);
    --tz-glass: rgba(18, 18, 24, 0.72);
    --tz-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    --tz-radius: 16px;
    --font-main: 'Cairo', sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body.tz-dark {
    font-family: var(--font-main);
    background: var(--tz-bg);
    color: var(--tz-text);
    min-height: 100vh;
    overflow-x: hidden;
}

body.tz-dark main:not(.home-main) {
    padding-top: 1rem;
}

.tz-gradient-text {
    background: var(--tz-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.glass-card {
    background: var(--tz-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--tz-border);
    border-radius: var(--tz-radius);
    box-shadow: var(--tz-shadow);
}

/* Navbar */
.tz-navbar {
    background: rgba(10, 10, 10, 0.85) !important;
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--tz-border);
    padding: 0.75rem 0;
}

.tz-brand {
    font-weight: 800;
    font-size: 1.35rem;
    background: var(--tz-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent !important;
}

.tz-brand-icon {
    display: inline-flex;
    margin-left: 0.35rem;
    color: var(--tz-cyan);
    -webkit-text-fill-color: var(--tz-cyan);
}

.tz-navbar .nav-link {
    color: var(--tz-text-muted) !important;
    font-weight: 500;
    transition: color 0.25s;
}

.tz-navbar .nav-link:hover {
    color: var(--tz-text) !important;
}

.tz-search-form {
    position: relative;
    max-width: 220px;
}

.tz-search-form i {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--tz-text-muted);
    pointer-events: none;
}

.tz-search-form input {
    background: rgba(255, 255, 255, 0.06) !important;
    border: 1px solid var(--tz-border) !important;
    color: var(--tz-text) !important;
    padding-right: 2.25rem !important;
    border-radius: 50px !important;
}

.tz-search-form input::placeholder {
    color: var(--tz-text-muted);
}

.tz-dropdown {
    background: var(--tz-bg-elevated) !important;
    border: 1px solid var(--tz-border);
}

.tz-badge-pill {
    background: var(--tz-gradient) !important;
    font-size: 0.65rem;
}

/* Buttons */
.tz-btn-glow {
    background: var(--tz-gradient);
    border: none;
    color: #fff !important;
    font-weight: 700;
    border-radius: 50px;
    padding: 0.65rem 1.75rem;
    position: relative;
    overflow: hidden;
    transition: transform 0.3s, box-shadow 0.3s;
    box-shadow: 0 0 30px rgba(123, 0, 255, 0.4);
}

.tz-btn-glow:hover {
    transform: scale(1.05);
    box-shadow: 0 0 50px rgba(0, 245, 255, 0.5);
    color: #fff !important;
}

.tz-btn-glass {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid var(--tz-border);
    color: var(--tz-text) !important;
    font-weight: 600;
    border-radius: 50px;
    backdrop-filter: blur(8px);
}

.tz-btn-glass:hover {
    background: rgba(255, 255, 255, 0.14);
    color: #fff !important;
}

.tz-btn-outline {
    border: 1px solid transparent;
    background: linear-gradient(var(--tz-bg), var(--tz-bg)) padding-box,
        var(--tz-gradient) border-box;
    color: var(--tz-text) !important;
    border-radius: 50px;
    font-weight: 600;
}

.tz-btn-outline:hover {
    box-shadow: 0 0 24px rgba(123, 0, 255, 0.35);
    color: #fff !important;
}

.tz-btn-lg {
    padding: 0.85rem 2rem;
}

/* Cursor glow */
.cursor-glow {
    position: fixed;
    width: 280px;
    height: 280px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(123, 0, 255, 0.15) 0%, transparent 70%);
    pointer-events: none;
    z-index: 9999;
    transform: translate(-50%, -50%);
    transition: opacity 0.3s;
    opacity: 0;
}

body.tz-dark:hover .cursor-glow {
    opacity: 1;
}

/* Inner pages */
.tz-dark .card {
    background: var(--tz-bg-elevated);
    border: 1px solid var(--tz-border);
    color: var(--tz-text);
}

.tz-dark .table {
    color: var(--tz-text);
    --bs-table-bg: transparent;
    --bs-table-color: var(--tz-text);
    --bs-table-border-color: var(--tz-border);
}

.tz-dark .form-control,
.tz-dark .form-select {
    background: rgba(255, 255, 255, 0.06);
    border-color: var(--tz-border);
    color: var(--tz-text);
}

.tz-dark .form-control:focus,
.tz-dark .form-select:focus {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--tz-purple);
    color: var(--tz-text);
    box-shadow: 0 0 0 0.2rem rgba(123, 0, 255, 0.2);
}

.tz-dark .breadcrumb-item a {
    color: var(--tz-cyan);
}

.tz-dark .breadcrumb-item.active {
    color: var(--tz-text-muted);
}

.tz-dark .text-muted {
    color: var(--tz-text-muted) !important;
}

.tz-dark .btn-dark {
    background: var(--tz-gradient);
    border: none;
}

.tz-dark .nav-tabs .nav-link.active {
    background: transparent;
    border-color: var(--tz-border) var(--tz-border) transparent;
    color: var(--tz-cyan);
}

.tz-dark .pagination .page-item.active .page-link {
    background: var(--tz-gradient);
    border-color: transparent;
}

.page-home .tz-navbar {
    background: transparent !important;
    border-bottom: none;
}

.page-home .tz-navbar.scrolled {
    background: rgba(10, 10, 10, 0.9) !important;
    border-bottom: 1px solid var(--tz-border);
}

.tz-dark .alert-success {
    background: rgba(45, 106, 79, 0.3);
    border-color: #2d6a4f;
    color: #b7e4c7;
}

.tz-dark .alert-danger,
.tz-dark .alert-info {
    border-color: var(--tz-border);
}

.tz-footer {
    background: #050505;
    border-top: 1px solid var(--tz-border);
}

.tz-footer-social {
    display: flex;
    flex-wrap: wrap;
    gap: 0.65rem;
}

.tz-social-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--tz-border);
    color: var(--tz-text);
    font-size: 1.15rem;
    text-decoration: none;
    transition: transform 0.25s, background 0.25s, box-shadow 0.25s, color 0.25s;
}

.tz-social-btn:hover {
    transform: translateY(-3px) scale(1.08);
    background: linear-gradient(135deg, rgba(123, 0, 255, 0.35), rgba(0, 245, 255, 0.2));
    border-color: rgba(123, 0, 255, 0.5);
    color: #fff;
    box-shadow: 0 8px 24px rgba(123, 0, 255, 0.35);
}

/* Product cards (inner pages) */
.product-card {
    background: var(--tz-bg-elevated) !important;
    border: 1px solid var(--tz-border) !important;
    transition: transform 0.3s, box-shadow 0.3s, border-color 0.3s;
}

.product-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 40px rgba(123, 0, 255, 0.15);
    border-color: rgba(123, 0, 255, 0.4) !important;
}

.product-img-wrap {
    aspect-ratio: 1;
    overflow: hidden;
    background: #1a1a1a;
    border-radius: var(--tz-radius) var(--tz-radius) 0 0;
}

.product-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.product-card:hover .product-img-wrap img {
    transform: scale(1.08);
}

.product-card .card-title a {
    color: var(--tz-text) !important;
}

.product-card .text-primary {
    color: var(--tz-cyan) !important;
}

.category-card {
    border-radius: var(--tz-radius);
    min-height: 180px;
    background: linear-gradient(135deg, rgba(123, 0, 255, 0.3), rgba(0, 245, 255, 0.15));
    border: 1px solid var(--tz-border);
    color: #fff;
    display: flex;
    align-items: flex-end;
    padding: 1.5rem;
    text-decoration: none;
    transition: transform 0.3s, box-shadow 0.3s;
}

.category-card:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 16px 40px rgba(123, 0, 255, 0.25);
    color: #fff;
}

.checkout-summary {
    background: var(--tz-glass);
    border: 1px solid var(--tz-border);
    border-radius: var(--tz-radius);
    padding: 1.5rem;
    backdrop-filter: blur(12px);
}

.product-detail-img {
    border-radius: var(--tz-radius);
    background: #1a1a1a;
    max-height: 500px;
    object-fit: contain;
    width: 100%;
    border: 1px solid var(--tz-border);
}

.variant-btn.active {
    background: var(--tz-gradient) !important;
    border: none !important;
    color: #fff !important;
}

.order-timeline .step {
    position: relative;
    padding-right: 2rem;
    padding-left: 0;
    padding-bottom: 1.5rem;
}

.order-timeline .step::before {
    content: '';
    position: absolute;
    right: 0.4rem;
    left: auto;
    top: 0.5rem;
    bottom: -0.5rem;
    width: 2px;
    background: var(--tz-border);
}

.order-timeline .step:last-child::before {
    display: none;
}

.order-timeline .dot {
    position: absolute;
    right: 0;
    left: auto;
    top: 0.25rem;
    width: 1rem;
    height: 1rem;
    border-radius: 50%;
    background: var(--tz-border);
}

.order-timeline .step.active .dot {
    background: var(--tz-gradient);
    box-shadow: 0 0 12px var(--tz-purple);
}

/* Admin unchanged base */
.admin-sidebar {
    min-height: 100vh;
    background: var(--tz-bg-elevated);
}

.admin-sidebar .nav-link {
    color: rgba(255, 255, 255, 0.8);
    border-radius: 8px;
    margin-bottom: 4px;
}

.admin-sidebar .nav-link:hover,
.admin-sidebar .nav-link.active {
    background: rgba(123, 0, 255, 0.2);
    color: #fff;
}

.stat-card {
    border-radius: 12px;
    border: 1px solid var(--tz-border);
    background: var(--tz-bg-elevated);
    box-shadow: var(--tz-shadow);
}

.stat-card .stat-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}