/* ========================================
   GreenHabit - CSS Styles
======================================== */

:root {
    --primary: #2D7A6E;
    --primary-dark: #1F5A51;
    --primary-light: #4A9B8E;
    --secondary: #E8B86D;
    --accent: #D4726A;
    --success: #4CAF50;
    --dark: #2C3E50;
    --dark-light: #34495E;
    --gray-900: #1a1a2e;
    --gray-800: #2d2d44;
    --gray-700: #4a4a5e;
    --gray-600: #6c6c80;
    --gray-500: #9090a0;
    --gray-400: #b8b8c8;
    --gray-300: #d8d8e8;
    --gray-200: #ebebf5;
    --gray-100: #f5f5fa;
    --white: #ffffff;
    --bg-main: #FAFBFC;
    --bg-card: #ffffff;
    --gradient-primary: linear-gradient(135deg, #2D7A6E 0%, #4A9B8E 100%);
    --gradient-warm: linear-gradient(135deg, #E8B86D 0%, #D4726A 100%);
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
    --shadow: 0 4px 12px rgba(0,0,0,0.1);
    --shadow-lg: 0 12px 40px rgba(0,0,0,0.12);
    --shadow-xl: 0 20px 60px rgba(0,0,0,0.15);
    --radius: 12px;
    --radius-lg: 20px;
    --radius-full: 9999px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-main);
    color: var(--dark);
    line-height: 1.6;
    overflow-x: hidden;
}

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

ul {
    list-style: none;
}

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

.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ========================================
   Buttons
======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 28px;
    font-family: inherit;
    font-size: 15px;
    font-weight: 600;
    border-radius: var(--radius);
    border: none;
    cursor: pointer;
    transition: var(--transition);
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(45, 122, 110, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(45, 122, 110, 0.4);
}

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

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

.btn-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gray-100);
    border: none;
    border-radius: var(--radius);
    color: var(--dark);
    font-size: 18px;
    cursor: pointer;
    transition: var(--transition);
}

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

/* ========================================
   Header
======================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--gray-200);
}

.header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 24px;
    font-weight: 700;
    color: var(--primary);
}

.logo i {
    font-size: 28px;
}

.nav-menu {
    display: flex;
    gap: 32px;
}

.nav-link {
    color: var(--gray-600);
    font-weight: 500;
    font-size: 15px;
    padding: 8px 0;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: var(--transition);
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.header-actions {
    display: flex;
    gap: 12px;
}

.cart-btn {
    position: relative;
}

.cart-count {
    position: absolute;
    top: -4px;
    right: -4px;
    width: 20px;
    height: 20px;
    background: var(--accent);
    color: var(--white);
    font-size: 11px;
    font-weight: 700;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 24px;
    color: var(--dark);
    cursor: pointer;
}

/* ========================================
   Hero Section
======================================== */
.hero {
    padding: 140px 0 80px;
    background: linear-gradient(135deg, #f0f7f6 0%, #fafbfc 100%);
    overflow: hidden;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-badge {
    display: inline-block;
    padding: 8px 16px;
    background: rgba(45, 122, 110, 0.1);
    color: var(--primary);
    font-size: 13px;
    font-weight: 600;
    border-radius: var(--radius-full);
    margin-bottom: 20px;
}

.hero h1 {
    font-size: 52px;
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 20px;
    color: var(--dark);
}

.hero h1 .highlight {
    color: var(--primary);
}

.hero p {
    font-size: 18px;
    color: var(--gray-600);
    margin-bottom: 32px;
    max-width: 500px;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    margin-bottom: 40px;
}

.hero-trust {
    display: flex;
    gap: 32px;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--gray-600);
    font-size: 14px;
}

.trust-item i {
    color: var(--primary);
}

.hero-image {
    position: relative;
}

.hero-image img {
    width: 100%;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
}

/* ========================================
   Categories Section
======================================== */
.categories {
    padding: 80px 0;
}

.section-title {
    font-size: 36px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 48px;
    color: var(--dark);
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.category-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 32px;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
}

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

.category-icon {
    width: 72px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: 50%;
    margin: 0 auto 20px;
    font-size: 28px;
    color: var(--white);
}

.category-card h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 4px;
    color: var(--dark);
}

.category-card p {
    color: var(--gray-500);
    font-size: 14px;
}

/* ========================================
   Products Section
======================================== */
.products {
    padding: 80px 0;
    background: var(--gray-100);
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 48px;
    flex-wrap: wrap;
    gap: 20px;
}

.section-header .section-title {
    margin-bottom: 0;
}

.filter-tabs {
    display: flex;
    gap: 8px;
    background: var(--white);
    padding: 6px;
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
}

.filter-tab {
    padding: 10px 20px;
    background: transparent;
    border: none;
    border-radius: 8px;
    font-family: inherit;
    font-size: 14px;
    font-weight: 500;
    color: var(--gray-600);
    cursor: pointer;
    transition: var(--transition);
}

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

.filter-tab.active {
    background: var(--gradient-primary);
    color: var(--white);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

/* Product Card */
.product-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

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

.product-image {
    position: relative;
    height: 220px;
    overflow: hidden;
    background: var(--gray-100);
}

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

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

.product-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    padding: 6px 12px;
    background: var(--accent);
    color: var(--white);
    font-size: 12px;
    font-weight: 600;
    border-radius: var(--radius-full);
}

.product-actions {
    position: absolute;
    top: 12px;
    right: 12px;
    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: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--white);
    border: none;
    border-radius: 50%;
    color: var(--dark);
    font-size: 14px;
    cursor: pointer;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

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

.product-info {
    padding: 20px;
}

.product-category {
    font-size: 12px;
    color: var(--primary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 6px;
}

.product-name {
    font-size: 16px;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 8px;
    line-height: 1.4;
}

.product-name-link {
    text-decoration: none;
    color: inherit;
}

.product-name-link:hover .product-name {
    color: var(--primary);
}

a.product-image {
    display: block;
}

.product-rating {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 12px;
}

.product-rating .stars {
    color: #FFC107;
    font-size: 13px;
}

.product-rating span {
    color: var(--gray-500);
    font-size: 13px;
}

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

.product-price {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary);
}

.product-price .old-price {
    font-size: 14px;
    color: var(--gray-400);
    text-decoration: line-through;
    margin-left: 8px;
    font-weight: 400;
}

.btn-add-cart {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border: none;
    border-radius: 50%;
    color: var(--white);
    font-size: 16px;
    position: relative;
    z-index: 10;
    cursor: pointer;
    transition: var(--transition);
}

.btn-add-cart:hover {
    transform: scale(1.1);
    box-shadow: 0 4px 15px rgba(45, 122, 110, 0.4);
}

/* ========================================
   Features Section
======================================== */
.features {
    padding: 80px 0;
    background: var(--white);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.feature-card {
    text-align: center;
    padding: 32px 24px;
    border-radius: var(--radius-lg);
    transition: var(--transition);
}

.feature-card:hover {
    background: var(--gray-100);
}

.feature-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(45, 122, 110, 0.1);
    border-radius: 50%;
    margin: 0 auto 16px;
    font-size: 24px;
    color: var(--primary);
}

.feature-card h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--dark);
}

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

/* ========================================
   Newsletter Section
======================================== */
.newsletter {
    padding: 80px 0;
    background: var(--gradient-primary);
}

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

.newsletter h2 {
    font-size: 36px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 12px;
}

.newsletter p {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 32px;
}

.newsletter-form {
    display: flex;
    gap: 12px;
    max-width: 480px;
    margin: 0 auto;
}

.newsletter-form input {
    flex: 1;
    padding: 16px 24px;
    background: var(--white);
    border: none;
    border-radius: var(--radius);
    font-family: inherit;
    font-size: 15px;
    color: var(--dark);
}

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

.newsletter-form .btn {
    background: var(--secondary);
    color: var(--dark);
}

.newsletter-form .btn:hover {
    background: #d4a85d;
}

/* ========================================
   Footer
======================================== */
.footer {
    background: var(--dark);
    color: var(--white);
    padding: 60px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer .logo {
    color: var(--white);
    margin-bottom: 16px;
}

.footer-col p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 14px;
    line-height: 1.7;
    margin-bottom: 20px;
}

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

.social-links a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: var(--white);
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--primary);
}

.footer-col h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 20px;
}

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

.footer-col ul a {
    color: rgba(255, 255, 255, 0.6);
    font-size: 14px;
}

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

.contact-info li {
    display: flex;
    align-items: center;
    gap: 10px;
    color: rgba(255, 255, 255, 0.6);
    font-size: 14px;
}

.contact-info li i {
    color: var(--primary-light);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 0;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.5);
    font-size: 14px;
}

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

.footer-links a {
    color: rgba(255, 255, 255, 0.5);
    font-size: 14px;
}

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

/* ========================================
   Product Modal
======================================== */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: #000000;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    padding: 20px;
    transition: var(--transition);
}

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

.product-modal {
    background: var(--white);
    border-radius: var(--radius-lg);
    max-width: 900px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    transform: scale(0.9);
    transition: var(--transition);
}

.modal-overlay.active .product-modal {
    transform: scale(1);
}

.modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gray-100);
    border: none;
    border-radius: 50%;
    color: var(--dark);
    font-size: 18px;
    cursor: pointer;
    z-index: 10;
    transition: var(--transition);
}

.modal-close:hover {
    background: var(--accent);
    color: var(--white);
}

/* Auth Modal */
.auth-modal {
    max-width: 420px;
    padding: 48px 40px;
}

.auth-modal-content {
    text-align: center;
}

.auth-icon {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: 50%;
    margin: 0 auto 24px;
    font-size: 32px;
    color: var(--white);
}

.auth-modal h2 {
    font-size: 24px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 12px;
}

.auth-modal p {
    color: var(--gray-600);
    margin-bottom: 32px;
    font-size: 15px;
    line-height: 1.6;
}

.auth-modal .btn-google {
    width: 100%;
    padding: 16px 24px;
    background: var(--white);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    font-family: inherit;
    font-size: 16px;
    font-weight: 600;
    color: var(--dark);
    cursor: pointer;
    transition: var(--transition);
}

.auth-modal .btn-google:hover {
    border-color: var(--primary);
    background: rgba(45, 122, 110, 0.05);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.auth-terms {
    margin-top: 24px;
    font-size: 12px;
    color: var(--gray-500);
}

.auth-terms a {
    color: var(--primary);
}

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

/* User Menu */
.user-menu {
    position: relative;
}

.user-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    border: 2px solid var(--primary);
    transition: var(--transition);
}

.user-avatar:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(45, 122, 110, 0.3);
}

.user-dropdown {
    position: absolute;
    top: calc(100% + 12px);
    right: 0;
    min-width: 220px;
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow-xl);
    padding: 16px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: var(--transition);
    z-index: 1000;
}

.user-menu:hover .user-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.user-name {
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 4px;
}

.user-email {
    font-size: 13px;
    color: var(--gray-500);
    margin-bottom: 12px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--gray-200);
}

.btn-signout {
    width: 100%;
    padding: 10px 16px;
    background: var(--gray-100);
    border: none;
    border-radius: 8px;
    color: var(--gray-700);
    font-family: inherit;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: var(--transition);
}

.btn-signout:hover {
    background: var(--accent);
    color: var(--white);
}

.product-modal-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
}

.modal-image {
    height: 100%;
    min-height: 400px;
}

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

.modal-info {
    padding: 40px;
}

.modal-info .product-category {
    font-size: 13px;
    margin-bottom: 8px;
}

.modal-info h2 {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--dark);
}

.modal-info .product-rating {
    margin-bottom: 16px;
}

.modal-info .product-price {
    font-size: 32px;
    margin-bottom: 20px;
}

.modal-info .description {
    color: var(--gray-600);
    font-size: 15px;
    line-height: 1.7;
    margin-bottom: 24px;
}

.modal-features {
    margin-bottom: 24px;
}

.modal-features h4 {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--dark);
}

.modal-features ul {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.modal-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--gray-600);
    font-size: 14px;
}

.modal-features li i {
    color: var(--success);
}

.quantity-selector {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 24px;
}

.quantity-selector label {
    font-weight: 500;
    color: var(--dark);
}

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

.quantity-controls button {
    width: 40px;
    height: 40px;
    background: transparent;
    border: none;
    color: var(--dark);
    font-size: 18px;
    cursor: pointer;
    transition: var(--transition);
}

.quantity-controls button:hover {
    background: var(--primary);
    color: var(--white);
}

.quantity-controls input {
    width: 50px;
    text-align: center;
    background: transparent;
    border: none;
    font-family: inherit;
    font-size: 16px;
    font-weight: 600;
}

.modal-actions {
    display: flex;
    gap: 12px;
}

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

/* ========================================
   Cart Sidebar
======================================== */
.cart-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1999;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.cart-overlay.active {
    opacity: 1;
    visibility: visible;
}

.cart-sidebar {
    position: fixed;
    top: 0;
    right: -400px;
    width: 400px;
    height: 100vh;
    background: var(--white);
    z-index: 2000;
    display: flex;
    flex-direction: column;
    transition: var(--transition);
    box-shadow: var(--shadow-xl);
}

.cart-sidebar.active {
    right: 0;
}

.cart-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    border-bottom: 1px solid var(--gray-200);
}

.cart-header h3 {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 18px;
    font-weight: 600;
    color: var(--dark);
}

.cart-close {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gray-100);
    border: none;
    border-radius: 50%;
    color: var(--dark);
    font-size: 16px;
    cursor: pointer;
    transition: var(--transition);
}

.cart-close:hover {
    background: var(--accent);
    color: var(--white);
}

.cart-items {
    flex: 1;
    overflow-y: auto;
    padding: 20px 24px;
}

.cart-item {
    display: flex;
    gap: 16px;
    padding: 16px 0;
    border-bottom: 1px solid var(--gray-200);
}

.cart-item-image {
    width: 80px;
    height: 80px;
    border-radius: var(--radius);
    overflow: hidden;
    flex-shrink: 0;
}

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

.cart-item-info {
    flex: 1;
}

.cart-item-name {
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 4px;
}

.cart-item-price {
    color: var(--primary);
    font-weight: 600;
    margin-bottom: 8px;
}

.cart-item-quantity {
    display: flex;
    align-items: center;
    gap: 8px;
}

.cart-item-quantity button {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gray-100);
    border: none;
    border-radius: 6px;
    color: var(--dark);
    cursor: pointer;
    transition: var(--transition);
}

.cart-item-quantity button:hover {
    background: var(--primary);
    color: var(--white);
}

.cart-item-quantity span {
    font-weight: 600;
    min-width: 24px;
    text-align: center;
}

.cart-item-remove {
    color: var(--gray-400);
    cursor: pointer;
    transition: var(--transition);
}

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

.cart-empty {
    text-align: center;
    padding: 60px 20px;
    color: var(--gray-500);
}

.cart-empty i {
    font-size: 48px;
    margin-bottom: 16px;
    color: var(--gray-300);
}

.cart-footer {
    padding: 20px 24px;
    border-top: 1px solid var(--gray-200);
    background: var(--gray-100);
}

.cart-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
    font-size: 18px;
    font-weight: 600;
}

.total-amount {
    color: var(--primary);
    font-size: 24px;
}

.btn-checkout {
    width: 100%;
}

/* ========================================
   Responsive Design
======================================== */
@media (max-width: 1024px) {
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-content {
        order: 1;
    }
    
    .hero-image {
        order: 0;
        max-width: 500px;
        margin: 0 auto;
    }
    
    .hero p {
        margin: 0 auto 32px;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .hero-trust {
        justify-content: center;
    }
    
    .categories-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .products-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .hero {
        padding: 100px 0 60px;
    }
    
    .hero h1 {
        font-size: 36px;
    }
    
    .hero p {
        font-size: 16px;
    }
    
    .hero-buttons {
        flex-direction: column;
        gap: 12px;
    }
    
    .hero-trust {
        flex-direction: column;
        gap: 12px;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .section-header {
        flex-direction: column;
        align-items: stretch;
    }
    
    .filter-tabs {
        overflow-x: auto;
        justify-content: flex-start;
    }
    
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .newsletter h2 {
        font-size: 28px;
    }
    
    .newsletter-form {
        flex-direction: column;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }
    
    .cart-sidebar {
        width: 100%;
        right: -100%;
    }
    
    .product-modal-content {
        grid-template-columns: 1fr;
    }
    
    .modal-image {
        min-height: 250px;
    }
    
    .modal-info {
        padding: 24px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }
    
    .hero h1 {
        font-size: 28px;
    }
    
    .categories-grid {
        grid-template-columns: 1fr;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .product-image {
        height: 220px;
    }
    
    .product-image img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }
    
    .product-info {
        padding: 16px;
    }
    
    .product-name {
        font-size: 16px;
        line-height: 1.3;
    }
    
    .current-price {
        font-size: 20px;
    }
    
    .btn-add-cart {
        padding: 12px 16px;
        font-size: 14px;
    }
    
    /* Cart Sidebar Mobile */
    .cart-sidebar {
        width: 100%;
        max-width: 100%;
    }
    
    .cart-item {
        padding: 12px;
    }
    
    .cart-item img {
        width: 60px;
        height: 60px;
    }
    
    /* Modal Mobile */
    .modal {
        margin: 16px;
        max-height: calc(100vh - 32px);
    }
    
    .auth-modal {
        padding: 24px 20px;
        margin: 16px;
        width: calc(100% - 32px);
        max-width: 100%;
    }
    
    .auth-modal h2 {
        font-size: 22px;
    }
    
    .auth-modal p {
        font-size: 14px;
    }
    
    /* Header Mobile */
    .header {
        padding: 12px 0;
    }
    
    .logo span {
        font-size: 20px;
    }
    
    /* Footer Mobile */
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .footer-col {
        text-align: center;
    }
}

/* Extra small screens (iPhone SE, etc) */
@media (max-width: 375px) {
    .container {
        padding: 0 12px;
    }
    
    .hero h1 {
        font-size: 24px;
    }
    
    .hero p {
        font-size: 14px;
    }
    
    .section-title {
        font-size: 24px;
    }
    
    .product-card {
        border-radius: 12px;
    }
    
    .product-image {
        height: 200px;
    }
    
    .product-info {
        padding: 12px;
    }
    
    .product-name {
        font-size: 15px;
    }
    
    .product-price {
        gap: 6px;
    }
    
    .current-price {
        font-size: 18px;
    }
    
    .old-price {
        font-size: 13px;
    }
    
    .btn-add-cart {
        padding: 10px 12px;
        font-size: 13px;
    }
    
    .auth-modal {
        padding: 20px 16px;
    }
    
    .auth-modal h2 {
        font-size: 20px;
    }
    
    .email-input {
        padding: 14px 16px;
        font-size: 15px;
    }
    
    .filter-tabs {
        gap: 8px;
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .filter-tab {
        padding: 8px 14px;
        font-size: 13px;
    }
}