/* ========================================
   SUPPLEMENT STORE - PROFESSIONAL DESIGN
   ======================================== */

/* Base Reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Primary Colors - Professional Blue Theme */
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #dbeafe;
    --secondary: #1f2937;
    --accent: #f59e0b;

    /* Neutral Colors */
    --white: #ffffff;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;

    /* Functional Colors */
    --success: #10b981;
    --error: #ef4444;
    --warning: #f59e0b;
    --info: #3b82f6;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --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);

    /* Border Radius */
    --radius-sm: 4px;
    --radius: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 9999px;

    /* Transitions */
    --transition: all 0.3s ease;
    --transition-fast: all 0.15s ease;
}

/* Typography */
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--gray-50);
    color: var(--gray-800);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--gray-900);
}

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

/* ========================================
   NAVIGATION
   ======================================== */

.navbar {
    background: var(--white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.navbar-brand .logo-icon {
    width: 50px;
    height: 50px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.navbar-brand .logo-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.navbar-brand .logo-text {
    display: flex;
    flex-direction: column;
}

.navbar-brand .brand-name {
    font-size: 20px;
    font-weight: 800;
    color: var(--gray-900);
    letter-spacing: -0.5px;
}

.navbar-brand .brand-tagline {
    font-size: 11px;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 1.5px;
}

.navbar-menu {
    display: flex;
    align-items: center;
    gap: 8px;
}

.navbar-menu a {
    padding: 10px 20px;
    font-size: 14px;
    font-weight: 500;
    color: var(--gray-600);
    border-radius: var(--radius);
    transition: var(--transition-fast);
}

.navbar-menu a:hover,
.navbar-menu a.active {
    color: var(--primary);
    background: var(--primary-light);
}

.navbar-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.navbar-social {
    display: flex;
    align-items: center;
    gap: 8px;
}

.navbar-actions .btn-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-full);
    color: var(--gray-600);
    transition: var(--transition-fast);
    position: relative;
}

.navbar-actions .btn-icon:hover {
    background: var(--gray-100);
    color: var(--gray-900);
}

.navbar-actions .cart-count {
    position: absolute;
    top: 2px;
    right: 2px;
    width: 18px;
    height: 18px;
    background: var(--primary);
    color: var(--white);
    font-size: 10px;
    font-weight: 700;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
}

.navbar-actions .btn-login {
    padding: 10px 24px;
    background: var(--gray-900);
    color: var(--white);
    font-size: 14px;
    font-weight: 600;
    border-radius: var(--radius);
    transition: var(--transition);
}

.navbar-actions .btn-login:hover {
    background: var(--primary);
}

/* ========================================
   HERO SECTION
   ======================================== */

.hero {
    position: relative;
    min-height: 600px;
    display: flex;
    align-items: center;
    overflow: hidden;
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 50%, #1a1a1a 100%);
}

/* Hero Slider */
.hero-slider {
    position: relative;
    width: 100%;
    height: 85vh;
    min-height: 600px;
    overflow: hidden;
}

.hero-slide {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    opacity: 0;
    transition: opacity 0.8s ease;
}

.hero-slide.active {
    opacity: 1;
}

.hero-slide-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.hero-slide-bg::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.15);
}

.hero-slider-content {
    position: relative;
    z-index: 1;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
    display: none;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    width: 100%;
}

.slider-nav {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 12px;
    z-index: 10;
}

.slider-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
}

.slider-dot.active {
    background: var(--white);
    width: 30px;
    border-radius: 6px;
}

.slider-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.2);
    border: none;
    border-radius: 50%;
    color: var(--white);
    font-size: 20px;
    cursor: pointer;
    z-index: 10;
    transition: all 0.3s ease;
}

.slider-arrow:hover {
    background: var(--white);
    color: var(--primary);
}

.slider-arrow.prev {
    left: 20px;
}

.slider-arrow.next {
    right: 20px;
}

/* WhatsApp Chat Button */
.whatsapp-chat {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 1000;
    display: flex;
    align-items: center;
    gap: 10px;
}

.whatsapp-chat-btn {
    width: 60px;
    height: 60px;
    background: #25d366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 32px;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
    transition: all 0.3s ease;
    text-decoration: none;
}

.whatsapp-chat-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.5);
}

.whatsapp-tooltip {
    background: #333;
    color: white;
    padding: 10px 16px;
    border-radius: 8px;
    font-size: 14px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.whatsapp-chat:hover .whatsapp-tooltip {
    opacity: 1;
    visibility: visible;
}

.hero-background {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.hero-background::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="40" fill="none" stroke="%232563eb" stroke-width="0.5" opacity="0.1"/></svg>');
    background-size: 200px;
    opacity: 0.5;
}

.hero-background::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.3) 0%, transparent 70%);
    border-radius: 50%;
}

.hero-content {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-text {
    color: var(--white);
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(37, 99, 235, 0.2);
    border: 1px solid rgba(37, 99, 235, 0.3);
    border-radius: var(--radius-full);
    color: #60a5fa;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 24px;
}

.hero-title {
    font-size: 56px;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -2px;
}

.hero-title .highlight {
    color: #60a5fa;
    position: relative;
}

.hero-description {
    font-size: 18px;
    color: var(--gray-400);
    margin-bottom: 32px;
    max-width: 480px;
}

.hero-buttons {
    display: flex;
    gap: 16px;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 16px 32px;
    background: var(--primary);
    color: var(--white);
    font-size: 15px;
    font-weight: 600;
    border-radius: var(--radius);
    transition: var(--transition);
    border: none;
    cursor: pointer;
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 16px 32px;
    background: transparent;
    color: var(--white);
    font-size: 15px;
    font-weight: 600;
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius);
    transition: var(--transition);
}

.btn-secondary:hover {
    border-color: var(--white);
    background: rgba(255, 255, 255, 0.1);
}

.hero-image {
    position: relative;
}

.hero-image img {
    width: 100%;
    max-width: 500px;
    height: auto;
    filter: drop-shadow(0 25px 50px rgba(0, 0, 0, 0.5));
    animation: float 6s ease-in-out infinite;
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-20px);
    }
}

/* ========================================
   FEATURES SECTION
   ======================================== */

.features {
    padding: 80px 0;
    background: var(--white);
}

.features-grid {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
}

.feature-card {
    text-align: center;
    padding: 32px 24px;
}

.feature-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    background: var(--primary-light);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 24px;
}

.feature-title {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 8px;
}

.feature-description {
    font-size: 14px;
    color: var(--gray-500);
}

/* ========================================
   PRODUCTS SECTION
   ======================================== */

.products-section {
    padding: 80px 0;
    background: var(--gray-50);
}

.section-header {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 40px;
}

.section-title-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.section-subtitle {
    font-size: 13px;
    font-weight: 600;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.section-title {
    font-size: 32px;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.products-grid {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.product-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
}

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

.product-badge {
    position: absolute;
    top: 16px;
    left: 16px;
    padding: 6px 12px;
    background: var(--accent);
    color: var(--white);
    font-size: 11px;
    font-weight: 700;
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    z-index: 1;
}

.product-image {
    position: relative;
    padding: 24px;
    background: var(--gray-50);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 200px;
    overflow: hidden;
}

.product-image img {
    width: 100%;
    max-width: 160px;
    height: auto;
    object-fit: contain;
    transition: var(--transition);
}

.product-card:hover .product-image img {
    transform: scale(1.1);
}

.product-actions {
    position: absolute;
    top: 16px;
    right: 16px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    opacity: 0;
    transform: translateX(10px);
    transition: var(--transition);
}

.product-card:hover .product-actions {
    opacity: 1;
    transform: translateX(0);
}

.product-action-btn {
    width: 40px;
    height: 40px;
    background: var(--white);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-600);
    box-shadow: var(--shadow-md);
    transition: var(--transition-fast);
    cursor: pointer;
    border: none;
}

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

.product-info {
    padding: 20px;
}

.product-category {
    font-size: 12px;
    color: var(--gray-400);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 4px;
}

.product-name {
    font-size: 16px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 8px;
}

.product-rating {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-bottom: 12px;
}

.product-rating .stars {
    color: var(--accent);
    font-size: 12px;
}

.product-rating .count {
    font-size: 12px;
    color: var(--gray-400);
}

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

.product-price {
    display: flex;
    flex-direction: column;
}

.price-current {
    font-size: 20px;
    font-weight: 800;
    color: var(--primary);
}

.price-original {
    font-size: 14px;
    color: var(--gray-400);
    text-decoration: line-through;
}

.btn-add-cart {
    width: 44px;
    height: 44px;
    background: var(--gray-900);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    transition: var(--transition);
    border: none;
    cursor: pointer;
}

.btn-add-cart:hover {
    background: var(--primary);
    transform: scale(1.1);
}

.view-all-container {
    max-width: 1280px;
    margin: 48px auto 0;
    padding: 0 24px;
    text-align: center;
}

/* ========================================
   CATEGORIES SECTION
   ======================================== */

.categories-section {
    padding: 80px 0;
    background: var(--white);
}

.categories-grid {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.category-card {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    height: 300px;
    background: var(--gray-100);
}

.category-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.category-card:hover img {
    transform: scale(1.1);
}

.category-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.7) 0%, transparent 60%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 24px;
}

.category-name {
    font-size: 24px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 8px;
}

.category-count {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
}

/* ========================================
   NEWSLETTER SECTION
   ======================================== */

.newsletter {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--gray-900) 0%, var(--gray-800) 100%);
}

.newsletter-container {
    max-width: 600px;
    margin: 0 auto;
    padding: 0 24px;
    text-align: center;
}

.newsletter-title {
    font-size: 32px;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 12px;
}

.newsletter-description {
    font-size: 16px;
    color: var(--gray-400);
    margin-bottom: 32px;
}

.newsletter-form {
    display: flex;
    gap: 12px;
}

.newsletter-form input {
    flex: 1;
    padding: 16px 20px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius);
    color: var(--white);
    font-size: 15px;
    outline: none;
    transition: var(--transition);
}

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

.newsletter-form input:focus {
    border-color: var(--primary);
    background: rgba(255, 255, 255, 0.15);
}

.newsletter-form button {
    padding: 16px 32px;
    background: var(--primary);
    color: var(--white);
    font-size: 15px;
    font-weight: 600;
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.newsletter-form button:hover {
    background: var(--primary-dark);
}

/* ========================================
   FOOTER
   ======================================== */

.footer {
    background: var(--gray-900);
    padding: 60px 0 30px;
    color: var(--gray-400);
}

.footer-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
}

.footer-brand {
    max-width: 300px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
}

.footer-logo .logo-icon {
    width: 50px;
    height: 50px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.footer-logo .logo-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.footer-logo .logo-text {
    font-size: 20px;
    font-weight: 800;
    color: var(--white);
}

.footer-description {
    font-size: 14px;
    line-height: 1.7;
    margin-bottom: 24px;
}

.footer-social {
    display: flex;
    gap: 12px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    transition: var(--transition);
}

.footer-social a:hover {
    background: var(--primary);
    transform: translateY(-3px);
}

.footer-column h4 {
    font-size: 14px;
    font-weight: 700;
    color: var(--white);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 20px;
}

.footer-column ul {
    list-style: none;
}

.footer-column ul li {
    margin-bottom: 12px;
}

.footer-column ul a {
    font-size: 14px;
    color: var(--gray-400);
    transition: var(--transition-fast);
}

.footer-column ul a:hover {
    color: var(--primary);
}

.footer-bottom {
    max-width: 1280px;
    margin: 40px auto 0;
    padding: 24px 24px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.footer-bottom p {
    font-size: 13px;
}

.footer-bottom-links {
    display: flex;
    gap: 24px;
}

.footer-bottom-links a {
    font-size: 13px;
    color: var(--gray-400);
    transition: var(--transition-fast);
}

.footer-bottom-links a:hover {
    color: var(--primary);
}

/* ========================================
   PRODUCT DETAIL PAGE
   ======================================== */

.product-detail {
    padding: 60px 0;
    background: var(--gray-50);
}

.product-detail-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

.product-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 40px;
    box-shadow: var(--shadow);
}

.product-detail-image {
    position: relative;
    background: var(--gray-50);
    border-radius: var(--radius-lg);
    padding: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 400px;
}

.product-detail-image img {
    width: 100%;
    max-width: 350px;
    height: auto;
    object-fit: contain;
}

.product-detail-info h1 {
    font-size: 32px;
    font-weight: 800;
    margin-bottom: 12px;
}

.product-detail-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
}

.product-detail-price {
    font-size: 36px;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 24px;
}

.product-detail-description {
    font-size: 15px;
    color: var(--gray-600);
    line-height: 1.7;
    margin-bottom: 32px;
}

.product-quantity {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
}

.quantity-label {
    font-size: 14px;
    font-weight: 600;
    color: var(--gray-700);
}

.quantity-selector {
    display: flex;
    align-items: center;
    gap: 0;
    background: var(--gray-100);
    border-radius: var(--radius);
    overflow: hidden;
}

.quantity-btn {
    width: 44px;
    height: 44px;
    background: transparent;
    border: none;
    font-size: 18px;
    color: var(--gray-600);
    cursor: pointer;
    transition: var(--transition-fast);
}

.quantity-btn:hover {
    background: var(--gray-200);
    color: var(--gray-900);
}

.quantity-value {
    width: 50px;
    text-align: center;
    font-size: 16px;
    font-weight: 600;
    color: var(--gray-900);
}

.product-detail-actions {
    display: flex;
    gap: 16px;
}

.product-detail-actions .btn-primary {
    flex: 1;
    justify-content: center;
}

.product-detail-actions .btn-secondary {
    padding: 16px 24px;
    justify-content: center;
    background: var(--gray-100);
    color: var(--gray-700);
    border: none;
}

/* ========================================
   CART PAGE
   ======================================== */

.cart-page {
    padding: 60px 0;
    background: var(--gray-50);
}

.cart-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

.cart-grid {
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: 32px;
}

.cart-items {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 24px;
    box-shadow: var(--shadow);
}

.cart-header {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 50px;
    gap: 16px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--gray-200);
    margin-bottom: 16px;
}

.cart-header span {
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--gray-500);
}

.cart-item {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 50px;
    gap: 16px;
    align-items: center;
    padding: 16px 0;
    border-bottom: 1px solid var(--gray-100);
}

.cart-item-product {
    display: flex;
    align-items: center;
    gap: 16px;
}

.cart-item-image {
    width: 80px;
    height: 80px;
    background: var(--gray-50);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.cart-item-image img {
    width: 60px;
    height: 60px;
    object-fit: contain;
}

.cart-item-name {
    font-size: 15px;
    font-weight: 600;
    color: var(--gray-900);
}

.cart-item-price {
    font-size: 15px;
    font-weight: 600;
    color: var(--gray-700);
}

.cart-item-quantity {
    display: flex;
    align-items: center;
}

.cart-item-remove {
    width: 36px;
    height: 36px;
    background: transparent;
    border: none;
    color: var(--gray-400);
    cursor: pointer;
    border-radius: var(--radius);
    transition: var(--transition-fast);
}

.cart-item-remove:hover {
    background: #fee2e2;
    color: var(--error);
}

.cart-summary {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 24px;
    box-shadow: var(--shadow);
    height: fit-content;
    position: sticky;
    top: 100px;
}

.cart-summary h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 24px;
}

.summary-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 12px;
    font-size: 14px;
    color: var(--gray-600);
}

.summary-row.total {
    font-size: 18px;
    font-weight: 700;
    color: var(--gray-900);
    padding-top: 16px;
    border-top: 1px solid var(--gray-200);
    margin-top: 16px;
}

.cart-summary .btn-primary {
    width: 100%;
    justify-content: center;
    margin-top: 24px;
}

.cart-empty {
    text-align: center;
    padding: 80px 24px;
    background: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow);
}

.cart-empty-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    background: var(--gray-100);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    color: var(--gray-400);
}

.cart-empty h3 {
    font-size: 20px;
    margin-bottom: 8px;
}

.cart-empty p {
    color: var(--gray-500);
    margin-bottom: 24px;
}

/* ========================================
   CHECKOUT PAGE
   ======================================== */

.checkout-page {
    padding: 60px 0;
    background: var(--gray-50);
}

.checkout-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

.checkout-grid {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: 32px;
}

.checkout-form-section {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 32px;
    box-shadow: var(--shadow);
}

.checkout-section-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.checkout-section-title i {
    color: var(--primary);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 8px;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 14px 16px;
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    font-size: 15px;
    color: var(--gray-900);
    outline: none;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    border-color: var(--primary);
    background: var(--white);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.checkout-summary {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 32px;
    box-shadow: var(--shadow);
    height: fit-content;
    position: sticky;
    top: 100px;
}

.checkout-summary h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 24px;
}

.summary-product {
    display: flex;
    gap: 16px;
    padding: 16px 0;
    border-bottom: 1px solid var(--gray-100);
}

.summary-product-image {
    width: 60px;
    height: 60px;
    background: var(--gray-50);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.summary-product-image img {
    width: 45px;
    height: 45px;
    object-fit: contain;
}

.summary-product-info {
    flex: 1;
}

.summary-product-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--gray-900);
}

.summary-product-price {
    font-size: 14px;
    color: var(--gray-600);
    margin-top: 4px;
}

.summary-totals {
    margin-top: 24px;
}

/* ========================================
   BUTTONS
   ======================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    font-size: 14px;
    font-weight: 600;
    border-radius: var(--radius);
    border: none;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
}

.btn-secondary {
    background: var(--gray-100);
    color: var(--gray-700);
}

.btn-secondary:hover {
    background: var(--gray-200);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--gray-300);
    color: var(--gray-700);
}

.btn-outline:hover {
    border-color: var(--gray-900);
    background: var(--gray-900);
    color: var(--white);
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */

@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        padding: 80px 24px;
    }

    .hero-description {
        margin: 0 auto 32px;
    }

    .hero-buttons {
        justify-content: center;
    }

    .hero-image {
        display: none;
    }

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

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

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

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

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

    .product-detail-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .navbar-container {
        height: auto;
        padding: 16px;
        flex-wrap: wrap;
        gap: 16px;
    }

    .navbar-menu {
        display: none;
    }

    .hero-title {
        font-size: 36px;
    }

    .section-title {
        font-size: 24px;
    }

    .features-grid,
    .products-grid,
    .categories-grid {
        grid-template-columns: 1fr;
    }

    .newsletter-form {
        flex-direction: column;
    }

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

    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }

    .cart-header {
        display: none;
    }

    .cart-item {
        grid-template-columns: 1fr;
        gap: 12px;
    }

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