@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

/* ===== DESIGN TOKENS ===== */
:root {
    /* Colors */
    --color-primary: #DC2626;
    --color-primary-dark: #B91C1C;
    --color-primary-light: rgba(220, 38, 38, 0.1);
    --color-black: #0F0F0F;
    --color-white: #FFFFFF;
    --color-grey-50: #FAFAFA;
    --color-grey-100: #F4F4F5;
    --color-grey-200: #E4E4E7;
    --color-grey-300: #D4D4D8;
    --color-grey-400: #A1A1AA;
    --color-grey-500: #71717A;
    --color-grey-600: #52525B;
    --color-grey-700: #3F3F46;
    --color-grey-800: #27272A;
    --color-grey-900: #18181B;

    /* Success/Warning/Info Colors */
    --color-success: #10B981;
    --color-success-bg: rgba(16, 185, 129, 0.1);
    --color-warning: #F59E0B;
    --color-warning-bg: rgba(245, 158, 11, 0.1);
    --color-info: #3B82F6;
    --color-info-bg: rgba(59, 130, 246, 0.1);
    --color-danger: #EF4444;
    --color-danger-bg: rgba(239, 68, 68, 0.1);

    /* Typography */
    --font-main: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 2rem;
    --font-size-4xl: 2.5rem;
    --font-size-5xl: 3.5rem;

    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;

    /* Layout */
    --container-width: 1280px;
    --container-padding: 1.5rem;
    --grid-gutter: 1.5rem;

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-glow: 0 0 40px rgba(220, 38, 38, 0.3);

    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== 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-main);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-grey-700);
    background-color: var(--color-white);
}

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

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-fast);
}

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

ul,
ol {
    list-style: none;
}

/* ===== 12-COLUMN GRID SYSTEM ===== */
.grid-container {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: var(--grid-gutter);
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.col-1 {
    grid-column: span 1;
}

.col-2 {
    grid-column: span 2;
}

.col-3 {
    grid-column: span 3;
}

.col-4 {
    grid-column: span 4;
}

.col-5 {
    grid-column: span 5;
}

.col-6 {
    grid-column: span 6;
}

.col-7 {
    grid-column: span 7;
}

.col-8 {
    grid-column: span 8;
}

.col-9 {
    grid-column: span 9;
}

.col-10 {
    grid-column: span 10;
}

.col-11 {
    grid-column: span 11;
}

.col-12 {
    grid-column: span 12;
}

.toast {
    position: fixed;
    top: 20px;
    right: 20px;
    background: #111;
    color: #fff;
    padding: 14px 20px;
    border-radius: 12px;
    font-size: 0.95rem;
    font-weight: 600;
    opacity: 0;
    transform: translateY(-10px);
    pointer-events: none;
    transition: all 0.3s ease;
    z-index: 9999;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.toast.show {
    opacity: 1;
    transform: translateY(0);
}

/* ===== HEADER & NAVIGATION ===== */
header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-grey-200);
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: var(--space-4) var(--container-padding);
}

.logo {
    font-weight: 800;
    font-size: var(--font-size-xl);
    letter-spacing: -0.02em;
    color: var(--color-black);
}

.logo span {
    color: var(--color-primary);
}

/* Nav Toggle (Hamburger) */
.nav-toggle {
    display: none;
}

.nav-toggle-label {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 44px;
    height: 44px;
    cursor: pointer;
    border-radius: var(--radius-md);
    transition: background-color var(--transition-fast);
}

.nav-toggle-label:hover {
    background-color: var(--color-grey-100);
}

.nav-toggle-label span,
.nav-toggle-label span::before,
.nav-toggle-label span::after {
    display: block;
    background: var(--color-grey-800);
    height: 2px;
    width: 20px;
    border-radius: 1px;
    position: relative;
    transition: all var(--transition-fast);
}

.nav-toggle-label span::before,
.nav-toggle-label span::after {
    content: '';
    position: absolute;
    left: 0;
}

.nav-toggle-label span::before {
    top: -6px;
}

.nav-toggle-label span::after {
    top: 6px;
}

.nav-toggle:checked~.nav-toggle-label span {
    background: transparent;
}

.nav-toggle:checked~.nav-toggle-label span::before {
    transform: rotate(45deg);
    top: 0;
}

.nav-toggle:checked~.nav-toggle-label span::after {
    transform: rotate(-45deg);
    top: 0;
}

nav ul {
    display: flex;
    gap: var(--space-8);
    align-items: center;
}

nav a {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-grey-600);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

nav a:hover {
    color: var(--color-primary);
    background-color: var(--color-primary-light);
}

/* Cart Icon in Nav */
.nav-cart {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    color: var(--color-primary);
    font-weight: 600;
}

.nav-cart svg {
    width: 20px;
    height: 20px;
    fill: currentColor;
}

.nav-cart:hover {
    color: var(--color-primary-dark);
}

/* Order Tracking Styles */
.order-tracker {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    position: relative;
    padding: var(--space-8) 0;
    margin: var(--space-8) 0;
}

.order-tracker::before {
    content: '';
    position: absolute;
    top: calc(var(--space-8) + 20px);
    left: 40px;
    right: 40px;
    height: 4px;
    background: var(--color-grey-200);
    border-radius: 2px;
    z-index: 0;
}

.order-tracker-progress {
    position: absolute;
    top: calc(var(--space-8) + 20px);
    left: 40px;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-success) 100%);
    border-radius: 2px;
    z-index: 1;
    transition: width var(--transition-slow);
}

.tracker-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-3);
    z-index: 2;
    flex: 1;
}

.tracker-icon {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--color-grey-200);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: var(--font-size-lg);
    color: var(--color-grey-500);
    transition: all var(--transition-base);
    border: 3px solid var(--color-white);
    box-shadow: var(--shadow-md);
}

.tracker-step.completed .tracker-icon {
    background: var(--color-primary);
    color: var(--color-white);
}

.tracker-step.active .tracker-icon {
    background: var(--color-success);
    color: var(--color-white);
    animation: pulse 2s infinite;
}

@keyframes pulse {

    0%,
    100% {
        box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.4);
    }

    50% {
        box-shadow: 0 0 0 10px rgba(16, 185, 129, 0);
    }
}

.tracker-label {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-grey-500);
    text-align: center;
}

.tracker-step.completed .tracker-label,
.tracker-step.active .tracker-label {
    color: var(--color-grey-900);
}

/* Order Card */
.order-card {
    background: var(--color-white);
    border: 1px solid var(--color-grey-200);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    margin-bottom: var(--space-4);
    transition: all var(--transition-fast);
}

.order-card:hover {
    border-color: var(--color-grey-300);
    box-shadow: var(--shadow-md);
}

.order-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-4);
    padding-bottom: var(--space-4);
    border-bottom: 1px solid var(--color-grey-100);
}

.order-id {
    font-weight: 700;
    font-size: var(--font-size-lg);
    color: var(--color-grey-900);
}

.order-date {
    font-size: var(--font-size-sm);
    color: var(--color-grey-500);
}

.order-items {
    display: flex;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
}

.order-item-thumb {
    width: 60px;
    height: 60px;
    background: var(--color-grey-100);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.order-item-thumb img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.order-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.order-total {
    font-weight: 800;
    font-size: var(--font-size-lg);
    color: var(--color-grey-900);
}

/* Success Page */
.success-container {
    text-align: center;
    padding: var(--space-20) var(--container-padding);
    max-width: 600px;
    margin: 0 auto;
}

.success-icon {
    width: 100px;
    height: 100px;
    background: var(--color-success-bg);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-8);
    animation: scaleIn 0.5s ease-out;
}

@keyframes scaleIn {
    0% {
        transform: scale(0);
    }

    50% {
        transform: scale(1.1);
    }

    100% {
        transform: scale(1);
    }
}

.success-icon svg {
    width: 50px;
    height: 50px;
    fill: var(--color-success);
}

.success-title {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    color: var(--color-grey-900);
    margin-bottom: var(--space-4);
}

.success-message {
    font-size: var(--font-size-lg);
    color: var(--color-grey-600);
    margin-bottom: var(--space-8);
    line-height: 1.7;
}

.success-order-id {
    background: var(--color-grey-100);
    padding: var(--space-4) var(--space-6);
    border-radius: var(--radius-lg);
    display: inline-block;
    margin-bottom: var(--space-8);
}

.success-order-id span {
    font-weight: 800;
    color: var(--color-primary);
}

.success-actions {
    display: flex;
    gap: var(--space-4);
    justify-content: center;
    flex-wrap: wrap;
}

/* ===== HERO SECTION ===== */
.hero {
    position: relative;
    background: var(--color-black);
    color: var(--color-white);
    padding: var(--space-24) var(--container-padding);
    text-align: center;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at center, rgba(220, 38, 38, 0.15) 0%, transparent 70%);
    pointer-events: none;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 200px;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.3) 0%, transparent 100%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    margin: 0 auto;
}

.hero h1 {
    font-size: clamp(var(--font-size-4xl), 8vw, var(--font-size-5xl));
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: var(--space-6);
    letter-spacing: -0.03em;
}

.hero h1 span {
    background: linear-gradient(135deg, var(--color-primary) 0%, #ef4444 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero p {
    font-size: var(--font-size-lg);
    font-weight: 400;
    color: var(--color-grey-300);
    margin-bottom: var(--space-10);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.8;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-4) var(--space-8);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-white);
    font-size: var(--font-size-sm);
    font-weight: 600;
    letter-spacing: 0.02em;
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
    box-shadow: var(--shadow-md), 0 4px 14px rgba(220, 38, 38, 0.25);
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

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

.btn-small {
    padding: var(--space-3) var(--space-5);
    font-size: var(--font-size-xs);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--color-primary);
    color: var(--color-primary);
    box-shadow: none;
}

.btn-outline:hover {
    background: var(--color-primary);
    color: var(--color-white);
}

/* ===== SECTION TITLES ===== */
.section-title {
    text-align: center;
    padding-top: var(--space-20);
    margin-bottom: var(--space-12);
}

.section-title h2 {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    color: var(--color-grey-900);
    letter-spacing: -0.02em;
}

.section-title h2 span {
    color: var(--color-primary);
}

/* ===== PRODUCT CARDS ===== */
.product-card {
    background: var(--color-white);
    border-radius: var(--radius-2xl);
    padding: var(--space-4);
    border: 1px solid var(--color-grey-100);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transition: all var(--transition-base);
    height: 480px;
    /* Fixed height for consistency */
    position: relative;
    text-align: center;
}

.cart-badge {
    position: absolute;
    top: var(--space-4);
    left: var(--space-4);
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-white);
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: var(--font-size-lg);
    font-weight: 700;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-fast);
    z-index: 10;
    opacity: 1;
    transform: scale(0.8);
}

.product-card:hover .cart-badge {
    opacity: 1;
    transform: scale(1);
}

.cart-badge:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.product-card:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-xl);
    transform: translateY(-8px);
}

.product-image {
    height: 260px;
    /* Fixed proportional height */
    background: linear-gradient(135deg, var(--color-grey-50) 0%, var(--color-grey-100) 100%);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    margin-bottom: var(--space-5);
    padding: var(--space-6);
}

.product-image img {
    max-width: 100%;
    height: 100%;
    object-fit: contain;
    transition: transform var(--transition-base);
}

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

.product-info {
    padding: 0;
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    /* Ensures button stays at bottom */
}

.product-info h3 {
    font-size: var(--font-size-base);
    font-weight: 700;
    color: var(--color-grey-900);
    margin-bottom: var(--space-2);
    letter-spacing: -0.01em;
    line-height: 1.4;
}

.product-price {
    font-size: var(--font-size-xl);
    font-weight: 800;
    color: var(--color-primary);
    margin-bottom: var(--space-4);
    margin-top: auto;
    /* Pushes price/button down */
}
/* ===== DISCOUNT BADGE ===== */
.discount-badge {
    position: absolute;
    top: var(--space-4);
    right: var(--space-4);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-white);
    padding: var(--space-1) var(--space-3);
    font-size: var(--font-size-xs);
    font-weight: 800;
    border-radius: var(--radius-full);
    letter-spacing: 0.03em;
    box-shadow: var(--shadow-md);
    z-index: 10;
}

/* Price styling */
.old-price {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-grey-400);
    text-decoration: line-through;
}

.new-price {
    font-size: var(--font-size-xl);
    font-weight: 900;
    color: var(--color-primary);
}


/* ===== CATALOG ===== */
.catalog-header {
    padding-top: var(--space-8);
}

/* Search and Filter */
.catalog-controls {
    background: var(--color-white);
    border: 1px solid var(--color-grey-200);
    border-radius: var(--radius-2xl);
    padding: var(--space-6);
    margin-bottom: var(--space-8);
}

.search-bar {
    position: relative;
    margin-bottom: var(--space-5);
}

.search-bar input {
    width: 100%;
    padding: var(--space-4) var(--space-5);
    padding-left: 50px;
    border: 1px solid var(--color-grey-200);
    border-radius: var(--radius-full);
    font-family: inherit;
    font-size: var(--font-size-base);
    color: var(--color-grey-900);
    background: var(--color-grey-50);
    transition: all var(--transition-fast);
}

.search-bar input:focus {
    outline: none;
    border-color: var(--color-primary);
    background: var(--color-white);
    box-shadow: 0 0 0 3px var(--color-primary-light);
}

.search-bar input::placeholder {
    color: var(--color-grey-400);
}

.search-bar svg {
    position: absolute;
    left: var(--space-5);
    top: 50%;
    transform: translateY(-50%);
    width: 20px;
    height: 20px;
    fill: var(--color-grey-400);
    pointer-events: none;
}

.search-bar input:focus+svg {
    fill: var(--color-primary);
}

.filter-section {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
    align-items: center;
}

.filter-label {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-grey-500);
    margin-right: var(--space-2);
}

.filter-btn {
    padding: var(--space-2) var(--space-4);
    border: 1px solid var(--color-grey-200);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-grey-600);
    background: var(--color-white);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.filter-btn:hover {
    border-color: var(--color-grey-300);
    background: var(--color-grey-50);
}

.filter-btn.active {
    border-color: var(--color-primary);
    background: var(--color-primary-light);
    color: var(--color-primary);
    font-weight: 600;
}

.catalog-grid {
    padding-bottom: var(--space-20);
}

.featured {
    padding-bottom: var(--space-16);
}

/* ===== PRODUCT DETAIL ===== */
.product-detail-container {
    padding: var(--space-16) 0;
}

.detail-image {
    background: linear-gradient(135deg, var(--color-grey-50) 0%, var(--color-grey-100) 100%);
    border-radius: var(--radius-2xl);
    min-height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-8);
}

.detail-image img {
    max-width: 80%;
    max-height: 100%;
    object-fit: contain;
}

.detail-info {
    padding: var(--space-8) 0;
}

.detail-info h1 {
    font-size: var(--font-size-4xl);
    font-weight: 900;
    color: var(--color-grey-900);
    margin-bottom: var(--space-4);
    line-height: 1.1;
    letter-spacing: -0.02em;
}

.detail-info h1 span {
    color: var(--color-primary);
}

.detail-info .price {
    font-size: var(--font-size-2xl);
    font-weight: 800;
    color: var(--color-primary);
    margin-bottom: var(--space-6);
}

.detail-info p {
    color: var(--color-grey-600);
    line-height: 1.8;
    margin-bottom: var(--space-6);
}

.detail-info ul {
    margin-bottom: var(--space-8);
    padding-left: var(--space-5);
}

.detail-info ul li {
    position: relative;
    padding-left: var(--space-6);
    margin-bottom: var(--space-3);
    color: var(--color-grey-700);
}

.detail-info ul li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 10px;
    width: 8px;
    height: 8px;
    background: var(--color-primary);
    border-radius: 50%;
}

/* ===== CART PAGE ===== */
.page-header {
    padding: var(--space-12) 0 var(--space-8);
}

.page-header h1 {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    color: var(--color-grey-900);
    letter-spacing: -0.02em;
}

.page-header h1 span {
    color: var(--color-primary);
}

.cart-items {
    border-top: 1px solid var(--color-grey-200);
}

.cart-item {
    display: grid;
    grid-template-columns: 100px 1fr auto auto auto;
    align-items: center;
    gap: var(--space-6);
    padding: var(--space-6) 0;
    border-bottom: 1px solid var(--color-grey-200);
}

.cart-item-img {
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, var(--color-grey-50) 0%, var(--color-grey-100) 100%);
    border-radius: var(--radius-xl);
    padding: var(--space-3);
    display: flex;
    align-items: center;
    justify-content: center;
}

.cart-item-img img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.cart-item-info h3 {
    font-size: var(--font-size-base);
    font-weight: 700;
    color: var(--color-grey-900);
    margin-bottom: var(--space-1);
}

.cart-item-info p {
    font-size: var(--font-size-sm);
    color: var(--color-grey-500);
}

.qty-selector {
    display: flex;
    align-items: center;
    border: 1px solid var(--color-grey-200);
    border-radius: var(--radius-full);
    padding: var(--space-1) var(--space-3);
    background: var(--color-grey-50);
}

.qty-btn {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-lg);
    color: var(--color-grey-600);
    border-radius: 50%;
    transition: all var(--transition-fast);
}

.qty-btn:hover {
    background: var(--color-grey-200);
    color: var(--color-grey-900);
}

.qty-input {
    width: 40px;
    text-align: center;
    border: none;
    background: transparent;
    font-weight: 700;
    font-size: var(--font-size-base);
    color: var(--color-grey-900);
    font-family: inherit;
    -moz-appearance: textfield;
}

.qty-input::-webkit-outer-spin-button,
.qty-input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.cart-item-price {
    font-weight: 600;
    font-size: var(--font-size-base);
    color: var(--color-grey-600);
}

.cart-item-subtotal {
    font-weight: 800;
    font-size: var(--font-size-lg);
    color: var(--color-primary);
}

/* ===== SUMMARY CARD ===== */
.summary-card {
    background: var(--color-grey-50);
    border: 1px solid var(--color-grey-200);
    padding: var(--space-8);
    border-radius: var(--radius-2xl);
    position: sticky;
    top: 100px;
}

.summary-card h2 {
    font-size: var(--font-size-xl);
    font-weight: 800;
    color: var(--color-grey-900);
    margin-bottom: var(--space-6);
    padding-bottom: var(--space-4);
    border-bottom: 2px solid var(--color-primary);
    display: inline-block;
}

.summary-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--space-4);
    font-size: var(--font-size-sm);
    color: var(--color-grey-600);
}

.summary-row.total {
    margin-top: var(--space-6);
    padding-top: var(--space-4);
    border-top: 1px solid var(--color-grey-200);
    font-weight: 800;
    font-size: var(--font-size-xl);
    color: var(--color-grey-900);
}

/* ===== CHECKOUT FORMS ===== */
.form-section {
    background: var(--color-white);
    border: 1px solid var(--color-grey-200);
    border-radius: var(--radius-2xl);
    padding: var(--space-8);
    margin-bottom: var(--space-6);
}

.form-section h2 {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-grey-900);
    margin-bottom: var(--space-6);
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.form-section h2 span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: var(--color-primary);
    color: var(--color-white);
    border-radius: 50%;
    font-size: var(--font-size-sm);
    font-weight: 800;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-5);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.form-group.full-width {
    grid-column: span 2;
}

.form-group label {
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-grey-500);
}
.checkout-form {
    padding-top: var(--space-8);
}
.form-input {
    padding: var(--space-4);
    border: 1px solid var(--color-grey-200);
    border-radius: var(--radius-lg);
    font-family: inherit;
    font-size: var(--font-size-base);
    color: var(--color-grey-900);
    background: var(--color-grey-50);
    transition: all var(--transition-fast);
}

.form-input:focus {
    outline: none;
    border-color: var(--color-primary);
    background: var(--color-white);
    box-shadow: 0 0 0 3px var(--color-primary-light);
}

.form-input::placeholder {
    color: var(--color-grey-400);
}

/* ===== PAYMENT METHODS ===== */
.payment-methods {
    display: flex;
    gap: var(--space-4);
    margin-top: var(--space-4);
}

.payment-method {
    flex: 1;
    border: 2px solid var(--color-grey-200);
    padding: var(--space-5);
    border-radius: var(--radius-xl);
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    background: var(--color-grey-50);
}

.payment-method:hover {
    border-color: var(--color-grey-300);
    background: var(--color-white);
}

.payment-method.active {
    border-color: var(--color-primary);
    background: var(--color-primary-light);
}

.payment-method-title {
    font-weight: 700;
    font-size: var(--font-size-sm);
    color: var(--color-grey-900);
    margin-bottom: var(--space-1);
}

.payment-method-subtitle {
    font-size: var(--font-size-xs);
    color: var(--color-grey-500);
}

/* ===== FOOTER ===== */
footer {
    background: var(--color-black);
    color: var(--color-grey-300);
    padding: var(--space-16) 0 var(--space-8);
    margin-top: var(--space-20);
}

footer .logo {
    color: var(--color-white);
    margin-bottom: var(--space-4);
}

footer p {
    font-size: var(--font-size-sm);
    line-height: 1.7;
}

footer h4 {
    font-size: var(--font-size-sm);
    font-weight: 700;
    color: var(--color-white);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-5);
}

footer nav ul {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    list-style: none;
    padding: 0;
    margin: 0;
}

footer nav a {
    font-size: var(--font-size-sm);
    color: var(--color-grey-400);
    padding: 0;
}

footer nav a:hover {
    color: var(--color-primary);
    background: transparent;
}

.footer-bottom {
    border-top: 1px solid var(--color-grey-800);
    margin-top: var(--space-12);
    padding-top: var(--space-6);
    text-align: center;
    font-size: var(--font-size-xs);
    color: var(--color-grey-500);
}
@media (max-width: 768px) {
    footer nav {
        display: block;
    }
}


/* ===== LOGIN PAGE ===== */
.login-bg {
    background: linear-gradient(135deg, var(--color-grey-50) 0%, var(--color-grey-100) 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-6);
}

.login-card {
    background: var(--color-white);
    padding: var(--space-12);
    border-radius: var(--radius-2xl);
    border: 1px solid var(--color-grey-200);
    box-shadow: var(--shadow-2xl);
    width: 100%;
    max-width: 440px;
}

.login-card h1 {
    font-size: var(--font-size-2xl);
    text-align: center;
    margin-bottom: var(--space-8);
}

.alert {
    padding: var(--space-4);
    border-radius: var(--radius-lg);
    font-size: var(--font-size-sm);
    margin-bottom: var(--space-6);
}

.alert-info {
    background: var(--color-grey-100);
    border: 1px solid var(--color-grey-200);
    color: var(--color-grey-600);
}

/* ===== ADMIN DASHBOARD ===== */
.admin-body {
    background: var(--color-grey-100);
}

.dashboard-wrapper {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: 280px;
    background: linear-gradient(180deg, var(--color-grey-900) 0%, var(--color-black) 100%);
    color: var(--color-white);
    padding: var(--space-8) 0;
    position: fixed;
    height: 100vh;
    overflow-y: auto;
}

.sidebar-logo {
    padding: 0 var(--space-8) var(--space-10);
    font-size: var(--font-size-xl);
    font-weight: 800;
}

.sidebar-nav li a {
    display: flex;
    align-items: center;
    padding: var(--space-4) var(--space-8);
    color: var(--color-grey-400);
    font-size: var(--font-size-sm);
    font-weight: 500;
    transition: all var(--transition-fast);
    border-left: 3px solid transparent;
}

.sidebar-nav li a:hover,
.sidebar-nav li.active a {
    color: var(--color-white);
    background: rgba(255, 255, 255, 0.05);
    border-left-color: var(--color-primary);
}

.main-content {
    flex: 1;
    margin-left: 280px;
    padding: var(--space-8);
}

.admin-header {
    background: var(--color-white);
    padding: var(--space-5) var(--space-8);
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-radius: var(--radius-xl);
    margin-bottom: var(--space-8);
    border: 1px solid var(--color-grey-200);
    box-shadow: var(--shadow-sm);
}

.page-title h2 {
    font-size: var(--font-size-xl);
    font-weight: 800;
    color: var(--color-grey-900);
    letter-spacing: -0.01em;
}

.admin-user {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.admin-avatar {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    border-radius: 50%;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: var(--font-size-sm);
}

.admin-user-name {
    font-weight: 600;
    font-size: var(--font-size-sm);
    color: var(--color-grey-900);
}

.admin-logout {
    font-size: var(--font-size-xs);
    color: var(--color-primary);
    font-weight: 600;
}

/* ===== STATS CARDS ===== */
.stat-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
    margin-bottom: var(--space-8);
}

.stat-card {
    background: var(--color-white);
    padding: var(--space-6);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-grey-200);
    box-shadow: var(--shadow-sm);
}

.stat-card .label {
    font-size: var(--font-size-xs);
    color: var(--color-grey-500);
    text-transform: uppercase;
    font-weight: 600;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-3);
}

.stat-card .value {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    color: var(--color-grey-900);
    letter-spacing: -0.02em;
}

.stat-card .value.trend-up {
    color: var(--color-primary);
}

/* ===== DATA TABLE ===== */
.data-table-container {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-grey-200);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.table-header {
    padding: var(--space-5) var(--space-6);
    border-bottom: 1px solid var(--color-grey-200);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.table-header h2 {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-grey-900);
}

.admin-table-wrapper {
    overflow-x: auto;
}

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

.admin-table th {
    text-align: left;
    padding: var(--space-4) var(--space-6);
    background: var(--color-grey-50);
    font-size: var(--font-size-xs);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-grey-500);
    font-weight: 600;
    border-bottom: 1px solid var(--color-grey-200);
}

.admin-table td {
    padding: var(--space-4) var(--space-6);
    border-bottom: 1px solid var(--color-grey-100);
    font-size: var(--font-size-sm);
    color: var(--color-grey-700);
}

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

.admin-table tr:hover td {
    background: var(--color-grey-50);
}

.table-amount {
    font-weight: 700;
    color: var(--color-grey-900);
}

/* ===== BADGES ===== */
.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

.badge-pending {
    background: var(--color-danger-bg);
    color: var(--color-danger);
}

.badge-paid {
    background: var(--color-success-bg);
    color: var(--color-success);
}

.badge-shipped {
    background: var(--color-info-bg);
    color: var(--color-info);
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 1024px) {
    .col-md-6 {
        grid-column: span 6;
    }

    .col-md-12 {
        grid-column: span 12;
    }

    .sidebar {
        width: 80px;
    }

    .sidebar-logo,
    .sidebar-nav span {
        display: none;
    }

    .main-content {
        margin-left: 80px;
    }

    .sidebar-nav li a {
        justify-content: center;
        padding: var(--space-5);
    }
}

@media (max-width: 768px) {
    :root {
        --container-padding: 1rem;
    }

    .col-sm-12 {
        /* 12 units / 6 span = 2 columns */
        grid-column: span 12 !important; 
    }

    .grid-container {
        /* Change from 1fr to 12 columns to maintain the math */
        grid-template-columns: repeat(12, 1fr);
        gap: 15px; /* Tighter gap for small screens */
    }

    /* Mobile Header */
    .nav-toggle-label {
        display: flex;
    }

    nav {
        position: fixed;
        top: 100%;
        left: 0;
        width: 100%;
        height: 0;
        background: var(--color-white);
        overflow: hidden;
        transition: height var(--transition-base);
        z-index: 999;
        box-shadow: var(--shadow-xl);
    }

    nav ul {
        flex-direction: column;
        align-items: center;
        padding: var(--space-10) 0;
        gap: var(--space-6);
    }

    nav a {
        font-size: var(--font-size-lg);
        padding: var(--space-3) var(--space-6);
    }

    .nav-toggle:checked~nav {
        height: auto;
        padding-bottom: var(--space-6);
    }

    /* Hero responsive */
    .hero {
        padding: var(--space-16) var(--container-padding);
    }

    /* Cart responsive */
    .cart-item {
        grid-template-columns: 80px 1fr;
        gap: var(--space-4);
    }

    .cart-item-img {
        grid-row: span 2;
        width: 80px;
        height: 80px;
    }

    .qty-selector,
    .cart-item-price,
    .cart-item-subtotal {
        grid-column: 2;
    }

    /* Forms responsive */
    .form-grid {
        grid-template-columns: 1fr;
    }

    .form-group.full-width {
        grid-column: span 1;
    }

    .payment-methods {
        flex-direction: column;
    }

    /* Stats responsive */
    .stat-cards {
        grid-template-columns: 1fr;
    }

    /* Dashboard responsive */
    .dashboard-wrapper {
        flex-direction: column;
    }

    .sidebar {
        width: 100%;
        height: auto;
        position: relative;
        padding: var(--space-4) 0;
    }

    .sidebar-logo {
        display: block;
        text-align: center;
        padding-bottom: var(--space-4);
    }

    .sidebar-nav {
        display: flex;
        justify-content: center;
        flex-wrap: wrap;
    }

    .sidebar-nav li a {
        padding: var(--space-3);
    }

    .main-content {
        margin-left: 0;
        padding: var(--space-4);
    }
    .product-card {
        height: 380px;
    }

    .product-image {
        height: 260px;
    }

    .product-info h3 {
        font-size: 0.85rem;
        line-height: 1.3;
    }
}

@media (max-width: 400px) {
    .col-sm-12 {
        /* Back to 1 column for very narrow screens */
        grid-column: span 12 !important;
    }
}
/* ===== PRODUCT DETAIL NEW SECTIONS ===== */
.product-tabs {
    padding: var(--space-10) 0;
    background-color: var(--color-grey-50);
}

.description-usage-guide {
    background: var(--color-white);
    padding: var(--space-12);
    border-radius: var(--radius-2xl);
    border: 1px solid var(--color-grey-200);
}

.description-usage-guide .content-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-12);
    margin-top: var(--space-8);
}

.description-text h3,


.description-text p {
    color: var(--color-grey-600);
    margin-bottom: var(--space-4);
    line-height: 1.8;
}


.related-products {
    padding: var(--space-20) 0 var(--space-24);
}

@media (max-width: 768px) {
    .description-usage-guide .content-grid {
        grid-template-columns: 1fr;
        gap: var(--space-8);
    }

    .description-usage-guide {
        padding: var(--space-6);
    }
}
/* ===== PROMO SECTION & CARDS ===== */
.promotions {
    padding: var(--space-20) 0;
    background-color: var(--color-grey-50);
}

.promo-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--grid-gutter);
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.promo-card {
    background: var(--color-white);
    border-radius: var(--radius-2xl);
    padding: var(--space-8) var(--space-6);
    text-align: center;
    border: 1px solid var(--color-grey-200);
    transition: all var(--transition-base);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-4);
    cursor: pointer;
    position: relative;
    overflow: hidden;
    text-decoration: none;
}

.promo-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--color-primary);
    transform: scaleX(0);
    transition: transform var(--transition-base);
    transform-origin: left;
}

.promo-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-primary-light);
}

.promo-card:hover::before {
    transform: scaleX(1);
}

.promo-icon {
    width: 64px;
    height: 64px;
    background: var(--color-primary-light);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    transition: all var(--transition-base);
    margin-bottom: var(--space-2);
}

.promo-icon svg {
    width: 32px;
    height: 32px;
    fill: currentColor;
}

.promo-card:hover .promo-icon {
    background: var(--color-primary);
    color: var(--color-white);
    transform: scale(1.1) rotate(5deg);
}

.promo-card h3 {
    font-size: var(--font-size-xl);
    font-weight: 800;
    color: var(--color-grey-900);
    margin: 0;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.promo-card p {
    font-size: var(--font-size-sm);
    color: var(--color-grey-500);
    margin: 0;
    line-height: 1.5;
}

.promo-link {
    margin-top: var(--space-4);
    font-size: var(--font-size-xs);
    font-weight: 700;
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.promo-link::after {
    content: '→';
    transition: transform var(--transition-fast);
}

.promo-card:hover .promo-link::after {
    transform: translateX(4px);
}

@media (max-width: 1024px) {
    .promo-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .promo-grid {
        grid-template-columns: 1fr;
    }

    .promo-card {
        padding: var(--space-6);
    }
}
/* SOLD OUT BADGE – integrated overlay */
.sold-out-badge {
    position: absolute;
    
    left: 12px;

    background: rgba(30, 30, 30, 0.85);
    color: #fff;

    padding: 6px 12px;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;

    border-radius: 6px;
    backdrop-filter: blur(4px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);

    z-index: 5;
}


/* ===== COOKIE BANNER ===== */
.cookie-banner {
    position: fixed;
    bottom: var(--space-6);
    left: 50%;
    transform: translateX(-50%);
    width: calc(100% - 2 * var(--container-padding));
    max-width: 900px;
    background: var(--color-white);
    border: 1px solid var(--color-grey-200);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-xl);
    padding: var(--space-6);
    z-index: 9999;
    animation: slideUp 0.4s ease;
}

.cookie-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-6);
}

.cookie-text strong {
    display: block;
    font-size: var(--font-size-base);
    font-weight: 800;
    color: var(--color-grey-900);
    margin-bottom: var(--space-1);
}

.cookie-text p {
    font-size: var(--font-size-sm);
    color: var(--color-grey-600);
    line-height: 1.6;
}

.cookie-text a {
    color: var(--color-primary);
    font-weight: 600;
}

.cookie-text a:hover {
    text-decoration: underline;
}

/* Mobile */
@media (max-width: 640px) {
    .cookie-content {
        flex-direction: column;
        align-items: stretch;
        text-align: center;
    }

    .cookie-content form {
        width: 100%;
    }

    .cookie-content button {
        width: 100%;
        justify-content: center;
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translate(-50%, 20px);
    }
    to {
        opacity: 1;
        transform: translate(-50%, 0);
    }
}


/* ===== UTILITIES ===== */
.text-center {
    text-align: center;
}

.text-left {
    text-align: left;
}

.text-right {
    text-align: right;
}

.w-full {
    width: 100%;
}

.mt-4 {
    margin-top: var(--space-4);
}

.mt-6 {
    margin-top: var(--space-6);
}

.mt-8 {
    margin-top: var(--space-8);
}

.mb-4 {
    margin-bottom: var(--space-4);
}

.mb-6 {
    margin-bottom: var(--space-6);
}

.mb-8 {
    margin-bottom: var(--space-8);
}