/* ═══════════════════════════════════════════════════
   mctraher.store — Premium Design System
   ═══════════════════════════════════════════════════ */

/* ─── CSS Variables ─── */
:root {
    /* Colors */
    --bg-primary: #07070d;
    --bg-secondary: #0d0d18;
    --bg-tertiary: #131320;
    --bg-card: rgba(18, 18, 35, 0.7);
    --bg-glass: rgba(255, 255, 255, 0.03);
    --bg-glass-hover: rgba(255, 255, 255, 0.06);

    --text-primary: #f0f0f5;
    --text-secondary: #9090a8;
    --text-muted: #5a5a72;

    --accent-primary: #7c6cf0;
    --accent-secondary: #a78bfa;
    --accent-gradient: linear-gradient(135deg, #6c5ce7, #a78bfa, #c084fc);
    --accent-glow: rgba(124, 108, 240, 0.3);

    --gold: #f1c40f;
    --gold-gradient: linear-gradient(135deg, #f1c40f, #f39c12, #e67e22);

    --success: #00d68f;
    --warning: #ffaa00;
    --danger: #ff4757;
    --info: #4da6ff;

    --border-color: rgba(255, 255, 255, 0.06);
    --border-hover: rgba(255, 255, 255, 0.12);

    /* Spacing */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 32px;
    --space-2xl: 48px;
    --space-3xl: 64px;
    --space-4xl: 96px;

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-2xl: 24px;
    --radius-full: 9999px;

    /* Typography */
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-heading: 'Outfit', 'Inter', sans-serif;

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 40px var(--accent-glow);
    --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.3), inset 0 1px 0 rgba(255,255,255,0.04);

    /* Transitions */
    --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-spring: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);

    /* Layout */
    --header-height: 72px;
    --max-width: 1320px;
    --sidebar-width: 280px;
}

/* ─── Reset & Base ─── */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 6px;
}
::-webkit-scrollbar-track {
    background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
    background: var(--accent-primary);
    border-radius: var(--radius-full);
}
::-webkit-scrollbar-thumb:hover {
    background: var(--accent-secondary);
}

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

button {
    border: none;
    outline: none;
    cursor: pointer;
    font-family: inherit;
    background: none;
}

input, textarea, select {
    font-family: inherit;
    outline: none;
    border: none;
}

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

ul, ol {
    list-style: none;
}

/* ─── Typography ─── */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-primary);
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.5rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.75rem); }
h4 { font-size: 1.25rem; }

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

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

/* ─── Layout ─── */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.section {
    padding: var(--space-4xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-3xl);
}

.section-header h2 {
    margin-bottom: var(--space-md);
}

.section-header p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

/* ─── Glassmorphism Card ─── */
.glass-card {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
    transition: all var(--transition-base);
}

.glass-card:hover {
    border-color: var(--border-hover);
    background: var(--bg-glass-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* ─── Buttons ─── */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 12px 28px;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.95rem;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
    cursor: pointer;
    white-space: nowrap;
}

.btn::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, transparent 50%);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.btn:hover::after {
    opacity: 1;
}

.btn-primary {
    background: var(--accent-gradient);
    color: #fff;
    box-shadow: 0 4px 20px var(--accent-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px var(--accent-glow);
}

.btn-primary:active {
    transform: translateY(0);
}

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

.btn-secondary:hover {
    background: var(--bg-glass-hover);
    border-color: var(--border-hover);
    transform: translateY(-1px);
}

.btn-gold {
    background: var(--gold-gradient);
    color: #1a1a2e;
    font-weight: 700;
}

.btn-gold:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(241, 196, 15, 0.3);
}

.btn-danger {
    background: rgba(255, 71, 87, 0.15);
    color: var(--danger);
    border: 1px solid rgba(255, 71, 87, 0.3);
}

.btn-danger:hover {
    background: rgba(255, 71, 87, 0.25);
}

.btn-sm {
    padding: 8px 16px;
    font-size: 0.85rem;
    border-radius: var(--radius-sm);
}

.btn-lg {
    padding: 16px 36px;
    font-size: 1.1rem;
    border-radius: var(--radius-lg);
}

.btn-icon {
    width: 44px;
    height: 44px;
    padding: 0;
    border-radius: var(--radius-md);
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

/* ─── Form Controls ─── */
.form-group {
    margin-bottom: var(--space-lg);
}

.form-label {
    display: block;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: var(--space-sm);
}

.form-input {
    width: 100%;
    padding: 14px 18px;
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 0.95rem;
    transition: all var(--transition-base);
}

.form-input:focus {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px var(--accent-glow);
    background: rgba(255, 255, 255, 0.05);
}

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

textarea.form-input {
    min-height: 120px;
    resize: vertical;
}

select.form-input {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%239090a8' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 40px;
    cursor: pointer;
}

select.form-input option {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

/* ─── Header ─── */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    z-index: 1000;
    transition: all var(--transition-base);
}

.site-header.scrolled {
    background: rgba(7, 7, 13, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

.header-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--space-lg);
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    cursor: pointer;
    transition: transform var(--transition-base);
}

.logo:hover {
    transform: scale(1.03);
}

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

.logo-dot {
    color: var(--gold);
    -webkit-text-fill-color: var(--gold);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.nav-link {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: 10px 18px;
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: all var(--transition-base);
    position: relative;
}

.nav-link:hover {
    color: var(--text-primary);
    background: var(--bg-glass);
}

.nav-link.active {
    color: var(--accent-secondary);
    background: rgba(124, 108, 240, 0.1);
}

.nav-link .material-icons-round {
    font-size: 20px;
}

.cart-badge {
    position: absolute;
    top: 4px;
    right: 4px;
    width: 18px;
    height: 18px;
    background: var(--danger);
    color: #fff;
    font-size: 0.65rem;
    font-weight: 700;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: badge-pop 0.3s var(--transition-spring);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

/* Burger Menu */
.burger-menu {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
    cursor: pointer;
    z-index: 1001;
}

.burger-line {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all var(--transition-base);
}

.burger-menu.active .burger-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.burger-menu.active .burger-line:nth-child(2) {
    opacity: 0;
}

.burger-menu.active .burger-line:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Nav */
.mobile-nav {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(7, 7, 13, 0.95);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    z-index: 999;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-lg);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

.mobile-nav.active {
    opacity: 1;
    visibility: visible;
}

.mobile-nav .nav-link {
    font-size: 1.3rem;
    padding: 14px 32px;
}

/* ─── Hero Section ─── */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding-top: var(--header-height);
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-bg::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: 
        radial-gradient(circle at 30% 20%, rgba(108, 92, 231, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 70% 80%, rgba(167, 139, 250, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(192, 132, 252, 0.05) 0%, transparent 50%);
    animation: aurora 15s ease-in-out infinite;
}

.hero-bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at center bottom, transparent 0%, var(--bg-primary) 70%);
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 800px;
    padding: var(--space-2xl);
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: 8px 20px;
    background: rgba(124, 108, 240, 0.1);
    border: 1px solid rgba(124, 108, 240, 0.2);
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--accent-secondary);
    margin-bottom: var(--space-xl);
    animation: fade-in-up 0.6s ease-out;
}

.hero-badge .material-icons-round {
    font-size: 16px;
}

.hero h1 {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 900;
    letter-spacing: -2px;
    margin-bottom: var(--space-lg);
    animation: fade-in-up 0.6s ease-out 0.1s both;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--text-secondary);
    margin-bottom: var(--space-2xl);
    line-height: 1.7;
    animation: fade-in-up 0.6s ease-out 0.2s both;
}

.hero-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    flex-wrap: wrap;
    animation: fade-in-up 0.6s ease-out 0.3s both;
}

.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-3xl);
    margin-top: var(--space-4xl);
    animation: fade-in-up 0.6s ease-out 0.4s both;
}

.hero-stat {
    text-align: center;
}

.hero-stat-value {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 800;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: var(--space-xs);
}

/* Floating particles */
.particles {
    position: absolute;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--accent-primary);
    border-radius: 50%;
    opacity: 0.3;
    animation: float-particle linear infinite;
}

/* ─── Product Card ─── */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-lg);
}

.product-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: all var(--transition-base);
    cursor: pointer;
    position: relative;
    box-shadow: var(--shadow-card);
}

.product-card:hover {
    transform: translateY(-8px);
    border-color: rgba(124, 108, 240, 0.3);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4), 0 0 40px var(--accent-glow);
}

.product-card-image {
    position: relative;
    width: 100%;
    aspect-ratio: 1 / 1;
    overflow: hidden;
    background: var(--bg-tertiary);
}

.product-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

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

.product-card-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(7, 7, 13, 0.8) 0%, transparent 50%);
    opacity: 0;
    transition: opacity var(--transition-base);
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding: var(--space-lg);
}

.product-card:hover .product-card-overlay {
    opacity: 1;
}

.product-card-quick-add {
    padding: 10px 24px;
    background: var(--accent-gradient);
    color: #fff;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.9rem;
    transform: translateY(20px);
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    cursor: pointer;
    border: none;
}

.product-card:hover .product-card-quick-add {
    transform: translateY(0);
}

.product-card-quick-add:hover {
    transform: translateY(-2px) !important;
    box-shadow: 0 8px 25px var(--accent-glow);
}

.product-card-badge {
    position: absolute;
    top: var(--space-md);
    left: var(--space-md);
    padding: 6px 14px;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    z-index: 2;
}

.badge-new {
    background: var(--accent-gradient);
    color: #fff;
}

.badge-hot {
    background: var(--gold-gradient);
    color: #1a1a2e;
}

.product-card-info {
    padding: var(--space-lg);
}

.product-card-category {
    font-size: 0.8rem;
    color: var(--accent-secondary);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--space-sm);
}

.product-card-name {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
    color: var(--text-primary);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-card-price {
    font-family: var(--font-heading);
    font-size: 1.35rem;
    font-weight: 800;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.product-card-rating {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    margin-top: var(--space-sm);
}

.stars {
    display: flex;
    gap: 2px;
    color: var(--gold);
    font-size: 0.85rem;
}

.rating-count {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* ─── Product Page ─── */
.product-page {
    padding-top: calc(var(--header-height) + var(--space-2xl));
    min-height: 100vh;
}

.product-detail {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: start;
}

.product-gallery {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    aspect-ratio: 1;
    background: var(--bg-tertiary);
}

.product-gallery img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.product-gallery:hover img {
    transform: scale(1.05);
}

.product-info-detail {
    padding: var(--space-lg) 0;
}

.product-info-detail .product-category {
    font-size: 0.85rem;
    color: var(--accent-secondary);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-weight: 600;
    margin-bottom: var(--space-md);
}

.product-info-detail h1 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: var(--space-md);
    letter-spacing: -1px;
}

.product-info-detail .product-price-tag {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 800;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--space-xl);
}

.product-info-detail .product-description {
    color: var(--text-secondary);
    font-size: 1.05rem;
    line-height: 1.8;
    margin-bottom: var(--space-xl);
}

.product-specs {
    display: grid;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
    padding: var(--space-lg);
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
}

.product-spec {
    display: flex;
    justify-content: space-between;
    padding-bottom: var(--space-md);
    border-bottom: 1px solid var(--border-color);
}

.product-spec:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.product-spec-label {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.product-spec-value {
    font-weight: 600;
    color: var(--text-primary);
}

.quantity-selector {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.quantity-btn {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 1.2rem;
    cursor: pointer;
    transition: all var(--transition-base);
}

.quantity-btn:hover {
    background: var(--bg-glass-hover);
    border-color: var(--accent-primary);
}

.quantity-value {
    font-size: 1.2rem;
    font-weight: 700;
    min-width: 32px;
    text-align: center;
}

.product-actions {
    display: flex;
    gap: var(--space-md);
}

.product-actions .btn {
    flex: 1;
}

/* ─── Cart ─── */
.cart-page {
    padding-top: calc(var(--header-height) + var(--space-2xl));
    min-height: 100vh;
}

.cart-layout {
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: var(--space-xl);
    align-items: start;
}

.cart-items {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.cart-item {
    display: flex;
    gap: var(--space-lg);
    padding: var(--space-lg);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.cart-item:hover {
    border-color: var(--border-hover);
}

.cart-item-image {
    width: 120px;
    height: 120px;
    border-radius: var(--radius-md);
    overflow: hidden;
    flex-shrink: 0;
    background: var(--bg-tertiary);
}

.cart-item-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.cart-item-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.cart-item-name {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 600;
}

.cart-item-price {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--accent-secondary);
}

.cart-item-controls {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.cart-summary {
    position: sticky;
    top: calc(var(--header-height) + var(--space-lg));
    padding: var(--space-xl);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
}

.cart-summary h3 {
    margin-bottom: var(--space-lg);
    font-size: 1.3rem;
}

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

.cart-summary-row:last-of-type {
    border-bottom: none;
}

.cart-summary-total {
    display: flex;
    justify-content: space-between;
    padding: var(--space-lg) 0;
    margin-top: var(--space-md);
    border-top: 2px solid var(--accent-primary);
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 700;
}

.cart-empty {
    text-align: center;
    padding: var(--space-4xl) var(--space-lg);
}

.cart-empty .material-icons-round {
    font-size: 80px;
    color: var(--text-muted);
    margin-bottom: var(--space-lg);
}

.cart-empty h2 {
    margin-bottom: var(--space-md);
}

.cart-empty p {
    color: var(--text-secondary);
    margin-bottom: var(--space-xl);
}

/* ─── Account / Auth ─── */
.auth-page {
    padding-top: calc(var(--header-height) + var(--space-2xl));
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.auth-container {
    width: 100%;
    max-width: 440px;
    padding: var(--space-2xl);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-lg);
}

.auth-container h2 {
    text-align: center;
    margin-bottom: var(--space-sm);
}

.auth-subtitle {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: var(--space-xl);
}

.auth-divider {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin: var(--space-lg) 0;
    color: var(--text-muted);
    font-size: 0.85rem;
}

.auth-divider::before,
.auth-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border-color);
}

.auth-switch {
    text-align: center;
    margin-top: var(--space-lg);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.auth-switch a {
    color: var(--accent-secondary);
    font-weight: 600;
    cursor: pointer;
}

.auth-switch a:hover {
    text-decoration: underline;
}

/* Account Dashboard */
.account-page {
    padding-top: calc(var(--header-height) + var(--space-2xl));
    min-height: 100vh;
}

.account-header {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
    margin-bottom: var(--space-3xl);
    padding: var(--space-xl);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
}

.account-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--accent-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 800;
    color: #fff;
    flex-shrink: 0;
}

.account-user-info h2 {
    margin-bottom: var(--space-xs);
}

.account-user-info p {
    color: var(--text-secondary);
}

.account-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-lg);
}

.account-card {
    padding: var(--space-xl);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
}

.account-card:hover {
    border-color: var(--border-hover);
}

.account-card h3 {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
    font-size: 1.1rem;
}

.account-card h3 .material-icons-round {
    color: var(--accent-secondary);
}

/* Orders */
.order-item {
    padding: var(--space-md);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-md);
    transition: all var(--transition-base);
}

.order-item:hover {
    border-color: var(--border-hover);
}

.order-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-sm);
}

.order-id {
    font-weight: 600;
    font-size: 0.9rem;
}

.order-status {
    padding: 4px 12px;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
}

.status-pending {
    background: rgba(255, 170, 0, 0.15);
    color: var(--warning);
}

.status-delivered {
    background: rgba(0, 214, 143, 0.15);
    color: var(--success);
}

.status-processing {
    background: rgba(77, 166, 255, 0.15);
    color: var(--info);
}

.order-details {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* ─── Admin ─── */
.admin-page {
    padding-top: calc(var(--header-height) + var(--space-2xl));
    min-height: 100vh;
}

.admin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-xl);
}

.admin-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.admin-stat-card {
    padding: var(--space-lg);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    text-align: center;
}

.admin-stat-value {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 800;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.admin-stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: var(--space-xs);
}

.admin-table-wrapper {
    overflow-x: auto;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
}

.admin-table th {
    padding: var(--space-md) var(--space-lg);
    text-align: left;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border-color);
}

.admin-table td {
    padding: var(--space-md) var(--space-lg);
    border-bottom: 1px solid var(--border-color);
    font-size: 0.9rem;
    vertical-align: middle;
}

.admin-table tr:last-child td {
    border-bottom: none;
}

.admin-table tr:hover td {
    background: var(--bg-glass);
}

.admin-table-img {
    width: 50px;
    height: 50px;
    border-radius: var(--radius-sm);
    object-fit: cover;
}

.admin-actions {
    display: flex;
    gap: var(--space-sm);
}

/* Admin form */
.admin-form-container {
    max-width: 700px;
    margin: 0 auto;
    padding: var(--space-2xl);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
}

.admin-form-container h2 {
    margin-bottom: var(--space-xl);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
}

.image-upload {
    position: relative;
    border: 2px dashed var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-base);
}

.image-upload:hover {
    border-color: var(--accent-primary);
    background: rgba(124, 108, 240, 0.05);
}

.image-upload .material-icons-round {
    font-size: 48px;
    color: var(--text-muted);
    margin-bottom: var(--space-md);
}

.image-upload p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.image-upload input[type="file"] {
    position: absolute;
    inset: 0;
    opacity: 0;
    cursor: pointer;
}

.image-preview {
    width: 100%;
    max-height: 300px;
    object-fit: contain;
    border-radius: var(--radius-md);
    margin-top: var(--space-md);
}

/* ─── Footer ─── */
.site-footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: var(--space-3xl) 0 var(--space-xl);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--space-2xl);
    margin-bottom: var(--space-2xl);
}

.footer-brand .logo {
    margin-bottom: var(--space-md);
    display: inline-block;
}

.footer-brand p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.7;
    max-width: 300px;
}

.footer-column h4 {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    margin-bottom: var(--space-lg);
}

.footer-column a {
    display: block;
    color: var(--text-secondary);
    font-size: 0.9rem;
    padding: var(--space-sm) 0;
    transition: color var(--transition-fast);
}

.footer-column a:hover {
    color: var(--accent-secondary);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space-xl);
    border-top: 1px solid var(--border-color);
    font-size: 0.85rem;
    color: var(--text-muted);
}

.footer-social {
    display: flex;
    gap: var(--space-md);
}

.footer-social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    transition: all var(--transition-base);
}

.footer-social a:hover {
    background: var(--accent-primary);
    color: #fff;
    border-color: var(--accent-primary);
    transform: translateY(-2px);
}

/* ─── Modal ─── */
.modal-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-lg);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

.modal-backdrop.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    width: 100%;
    max-width: 520px;
    max-height: 90vh;
    overflow-y: auto;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-2xl);
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.5);
    transform: scale(0.9) translateY(20px);
    transition: transform var(--transition-spring);
}

.modal-backdrop.active .modal {
    transform: scale(1) translateY(0);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-xl);
    border-bottom: 1px solid var(--border-color);
}

.modal-header h3 {
    font-size: 1.2rem;
}

.modal-close {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    color: var(--text-muted);
    transition: all var(--transition-fast);
    cursor: pointer;
}

.modal-close:hover {
    background: var(--bg-glass);
    color: var(--text-primary);
}

.modal-body {
    padding: var(--space-xl);
}

.modal-footer {
    display: flex;
    gap: var(--space-md);
    justify-content: flex-end;
    padding: var(--space-lg) var(--space-xl);
    border-top: 1px solid var(--border-color);
}

/* ─── Toast ─── */
#toast-container {
    position: fixed;
    top: calc(var(--header-height) + var(--space-md));
    right: var(--space-lg);
    z-index: 3000;
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.toast {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: 14px 20px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    font-size: 0.9rem;
    min-width: 300px;
    max-width: 420px;
    animation: toast-in 0.4s var(--transition-spring);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

.toast.toast-out {
    animation: toast-out 0.3s ease-in forwards;
}

.toast-icon {
    font-size: 22px;
    flex-shrink: 0;
}

.toast-success .toast-icon { color: var(--success); }
.toast-error .toast-icon { color: var(--danger); }
.toast-warning .toast-icon { color: var(--warning); }
.toast-info .toast-icon { color: var(--info); }

.toast-message {
    flex: 1;
}

.toast-close {
    cursor: pointer;
    color: var(--text-muted);
    transition: color var(--transition-fast);
    flex-shrink: 0;
}

.toast-close:hover {
    color: var(--text-primary);
}

/* ─── Catalog Page ─── */
.catalog-page {
    padding-top: calc(var(--header-height) + var(--space-2xl));
    min-height: 100vh;
}

.catalog-toolbar {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
    flex-wrap: wrap;
}

.search-box {
    flex: 1;
    min-width: 280px;
    position: relative;
}

.search-box .material-icons-round {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 20px;
}

.search-box input {
    width: 100%;
    padding: 14px 18px 14px 48px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    color: var(--text-primary);
    font-size: 0.95rem;
    transition: all var(--transition-base);
}

.search-box input:focus {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

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

.filter-group {
    display: flex;
    gap: var(--space-sm);
}

.filter-chip {
    padding: 10px 20px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-base);
    white-space: nowrap;
}

.filter-chip:hover {
    border-color: var(--border-hover);
    color: var(--text-primary);
}

.filter-chip.active {
    background: rgba(124, 108, 240, 0.15);
    border-color: var(--accent-primary);
    color: var(--accent-secondary);
}

.sort-select {
    padding: 10px 36px 10px 16px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    color: var(--text-secondary);
    font-size: 0.85rem;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%239090a8' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    cursor: pointer;
    transition: all var(--transition-base);
}

.sort-select:focus {
    border-color: var(--accent-primary);
}

.sort-select option {
    background: var(--bg-secondary);
}

/* ─── Categories ─── */
.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: var(--space-md);
}

.category-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-xl);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    cursor: pointer;
    transition: all var(--transition-base);
}

.category-card:hover {
    transform: translateY(-4px);
    border-color: var(--accent-primary);
    box-shadow: var(--shadow-glow);
}

.category-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-lg);
    background: rgba(124, 108, 240, 0.1);
    font-size: 28px;
}

.category-card h4 {
    font-size: 0.95rem;
    font-weight: 600;
    text-align: center;
}

.category-card p {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* ─── Promo Banner ─── */
.promo-banner {
    position: relative;
    padding: var(--space-3xl);
    background: var(--accent-gradient);
    border-radius: var(--radius-2xl);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.promo-banner::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
}

.promo-banner::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: 10%;
    width: 200px;
    height: 200px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
}

.promo-content {
    position: relative;
    z-index: 1;
}

.promo-content h2 {
    font-size: 2rem;
    margin-bottom: var(--space-md);
    color: #fff;
}

.promo-content p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: var(--space-lg);
    font-size: 1.1rem;
}

/* ─── Empty State ─── */
.empty-state {
    text-align: center;
    padding: var(--space-4xl) var(--space-lg);
}

.empty-state .material-icons-round {
    font-size: 80px;
    color: var(--text-muted);
    margin-bottom: var(--space-lg);
    opacity: 0.5;
}

.empty-state h3 {
    margin-bottom: var(--space-md);
    color: var(--text-secondary);
}

.empty-state p {
    color: var(--text-muted);
    margin-bottom: var(--space-xl);
}

/* ─── Page Loader ─── */
.page-loader {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    gap: var(--space-lg);
}

.loader-ring {
    display: inline-block;
    position: relative;
    width: 64px;
    height: 64px;
}

.loader-ring div {
    box-sizing: border-box;
    display: block;
    position: absolute;
    width: 52px;
    height: 52px;
    margin: 6px;
    border: 3px solid transparent;
    border-radius: 50%;
    animation: loader-ring 1.2s cubic-bezier(0.5, 0, 0.5, 1) infinite;
    border-color: var(--accent-primary) transparent transparent transparent;
}

.loader-ring div:nth-child(1) { animation-delay: -0.45s; }
.loader-ring div:nth-child(2) { animation-delay: -0.3s; }
.loader-ring div:nth-child(3) { animation-delay: -0.15s; }

.loader-text {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* ─── Page Transition ─── */
.page-enter {
    animation: page-fade-in 0.4s ease-out;
}

/* ─── Horizontal Scroll ─── */
.scroll-row {
    display: flex;
    gap: var(--space-lg);
    overflow-x: auto;
    padding-bottom: var(--space-md);
    scroll-snap-type: x mandatory;
    -ms-overflow-style: none;
    scrollbar-width: none;
}

.scroll-row::-webkit-scrollbar {
    display: none;
}

.scroll-row > * {
    flex-shrink: 0;
    scroll-snap-align: start;
    width: 300px;
}

/* ─── Animations ─── */
@keyframes fade-in-up {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes page-fade-in {
    from {
        opacity: 0;
        transform: translateY(16px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes aurora {
    0%, 100% { transform: rotate(0deg) scale(1); }
    33% { transform: rotate(5deg) scale(1.05); }
    66% { transform: rotate(-3deg) scale(0.98); }
}

@keyframes float-particle {
    0% {
        transform: translateY(100vh) translateX(0);
        opacity: 0;
    }
    10% { opacity: 0.3; }
    90% { opacity: 0.3; }
    100% {
        transform: translateY(-100px) translateX(100px);
        opacity: 0;
    }
}

@keyframes loader-ring {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes badge-pop {
    0% { transform: scale(0); }
    50% { transform: scale(1.3); }
    100% { transform: scale(1); }
}

@keyframes toast-in {
    from {
        opacity: 0;
        transform: translateX(100px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes toast-out {
    from {
        opacity: 1;
        transform: translateX(0);
    }
    to {
        opacity: 0;
        transform: translateX(100px);
    }
}

@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

@keyframes pulse-glow {
    0%, 100% { box-shadow: 0 0 20px var(--accent-glow); }
    50% { box-shadow: 0 0 40px var(--accent-glow), 0 0 60px rgba(124, 108, 240, 0.15); }
}

/* Stagger animation helper */
.stagger-item {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.stagger-item.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ─── Responsive ─── */
@media (max-width: 1024px) {
    .product-detail {
        grid-template-columns: 1fr;
    }

    .cart-layout {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }

    .hero-stats {
        gap: var(--space-xl);
    }

    .form-row {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    :root {
        --header-height: 64px;
    }

    .nav-links {
        display: none;
    }

    .burger-menu {
        display: flex;
    }

    .mobile-nav {
        display: flex;
    }

    .hero h1 {
        font-size: 2rem;
        letter-spacing: -1px;
    }

    .hero-stats {
        flex-direction: column;
        gap: var(--space-lg);
    }

    .hero-stat-value {
        font-size: 2rem;
    }

    .products-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-md);
    }

    .footer-grid {
        grid-template-columns: 1fr;
    }

    .footer-bottom {
        flex-direction: column;
        gap: var(--space-md);
        text-align: center;
    }

    .catalog-toolbar {
        flex-direction: column;
    }

    .search-box {
        min-width: 100%;
    }

    .filter-group {
        flex-wrap: wrap;
    }

    .account-header {
        flex-direction: column;
        text-align: center;
    }

    .promo-banner {
        flex-direction: column;
        text-align: center;
        padding: var(--space-2xl);
    }

    .cart-item {
        flex-direction: column;
    }

    .cart-item-image {
        width: 100%;
        height: 200px;
    }

    .admin-stats {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 480px) {
    .products-grid {
        grid-template-columns: 1fr;
    }

    .hero-actions {
        flex-direction: column;
        width: 100%;
    }

    .hero-actions .btn {
        width: 100%;
    }

    .product-actions {
        flex-direction: column;
    }

    .categories-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .admin-stats {
        grid-template-columns: 1fr;
    }
}

/* ─── Delete Confirm ─── */
.delete-confirm-text {
    text-align: center;
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.6;
    margin-bottom: var(--space-lg);
}

/* ─── Tabs ─── */
.tabs {
    display: flex;
    gap: var(--space-xs);
    margin-bottom: var(--space-xl);
    background: var(--bg-card);
    padding: var(--space-xs);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
}

.tab {
    flex: 1;
    padding: 12px 20px;
    text-align: center;
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-base);
}

.tab:hover {
    color: var(--text-primary);
}

.tab.active {
    background: var(--accent-gradient);
    color: #fff;
    font-weight: 600;
}