/*
Theme Name: TnT Comfy Home Mega Test
Theme URI: https://tntcomfyhome.vn
Author: TnT Team
Author URI: https://tntcomfyhome.vn
Description: Custom e-commerce theme for TNT Comfy-Home - Optimized for WooCommerce
Version: 1.0.2
Requires at least: 6.0
Tested up to: 6.8
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: tntcomfy
Tags: e-commerce, woocommerce, responsive, custom
*/

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

:root {
    /* Colors - Based on donghetuchon.com */
    --primary-color: #FFC107;
    --primary-dark: #FFA000;
    --primary-light: #FFE082;
    --secondary-color: #212121;
    --secondary-dark: #000000;
    --secondary-light: #424242;
    --accent-color: #F44336;
    --text-color: #333333;
    --text-light: #666666;
    --text-lighter: #999999;
    --bg-color: #FFFFFF;
    --bg-light: #F5F5F5;
    --bg-dark: #2C2C2C;
    --border-color: #E0E0E0;
    --success-color: #4CAF50;
    
    /* Typography */
    --font-primary: 'Roboto', 'Segoe UI', Arial, sans-serif;
    --font-size-base: 14px;
    --font-size-small: 12px;
    --font-size-large: 16px;
    --font-size-h1: 36px;
    --font-size-h2: 28px;
    --font-size-h3: 20px;
    
    /* Spacing */
    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 24px;
    --spacing-lg: 32px;
    --spacing-xl: 48px;
    
    /* Layout */
    --container-width: 1200px;
    --header-height: 60px;
    --nav-height: 50px;
}

body {
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    color: var(--text-color);
    line-height: 1.6;
    background-color: var(--bg-color);
}

/* Container */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Top Bar */
.header-top-bar {
    background-color: var(--secondary-light);
    color: #fff;
    padding: 8px 0;
    font-size: var(--font-size-small);
}

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

.top-bar-left, .top-bar-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.top-link {
    color: #fff;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: opacity 0.3s;
    font-size: var(--font-size-small);
}

.top-link:hover {
    opacity: 0.8;
}

.top-link .icon {
    font-size: 14px;
}

.top-link .badge {
    background: var(--accent-color);
    color: #fff;
    border-radius: 10px;
    padding: 2px 6px;
    font-size: 10px;
    margin-left: 4px;
}

/* Main Header */
.site-header {
    background-color: var(--bg-color);
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    padding: var(--spacing-sm) 0;
}

.header-main {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-md);
}

.site-logo {
    min-width: 220px;
}

.logo-link {
    display: block;
    text-decoration: none;
}

.logo-svg, .logo-image {
    height: 60px;
    width: auto;
    display: block;
    max-width: 220px;
    object-fit: contain;
}

.logo-tnt-comfy {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    text-decoration: none;
    color: inherit;
}

.logo-icon {
    display: flex;
    align-items: center;
    margin-bottom: 4px;
}

/* TnT House Logo CSS Version */
.logo-house {
    position: relative;
    width: 60px;
    height: 40px;
    display: inline-block;
}

.logo-house .roof {
    position: absolute;
    left: 0;
    top: 0;
    width: 60px;
    height: 20px;
    background: var(--primary-color);
    clip-path: polygon(0% 100%, 50% 0%, 100% 100%);
}

.logo-house .left-wall {
    position: absolute;
    left: 0;
    top: 20px;
    width: 12px;
    height: 20px;
    background: var(--primary-color);
}

.logo-house .left-wall::before {
    content: '';
    position: absolute;
    left: -4px;
    top: 0;
    width: 20px;
    height: 6px;
    background: var(--primary-color);
}

.logo-house .center-n {
    position: absolute;
    left: 24px;
    top: 20px;
    width: 12px;
    height: 20px;
    background: transparent;
    border-left: 3px solid var(--primary-color);
    border-right: 3px solid var(--primary-color);
}

.logo-house .center-n::before {
    content: 'n';
    position: absolute;
    left: -2px;
    top: 0;
    width: 16px;
    height: 20px;
    color: var(--primary-color);
    font-size: 20px;
    font-weight: bold;
    font-family: Arial, sans-serif;
    line-height: 20px;
    text-align: center;
}

.logo-house .right-wall {
    position: absolute;
    right: 0;
    top: 20px;
    width: 12px;
    height: 20px;
    background: var(--primary-color);
}

.logo-house .right-wall::before {
    content: '';
    position: absolute;
    right: -4px;
    top: 0;
    width: 20px;
    height: 6px;
    background: var(--primary-color);
}

.logo-main-text {
    font-size: 18px;
    font-weight: bold;
    color: var(--primary-color);
    text-transform: uppercase;
    letter-spacing: 1px;
    line-height: 1.2;
    margin: 0;
}

.logo-sub-text {
    font-size: 10px;
    font-weight: bold;
    color: var(--primary-color);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    line-height: 1.2;
    margin: 2px 0 0 0;
}

.site-logo img {
    height: 60px;
    width: auto;
}

/* Search Box */
.header-search {
    flex: 1;
    max-width: 600px;
}

.search-form {
    display: flex;
    position: relative;
}

.search-input {
    flex: 1;
    padding: 12px 50px 12px 16px;
    border: 2px solid var(--border-color);
    border-radius: 4px;
    font-size: var(--font-size-base);
    outline: none;
    transition: border-color 0.3s;
}

.search-input:focus {
    border-color: var(--primary-color);
}

.search-button {
    position: absolute;
    right: 4px;
    top: 50%;
    transform: translateY(-50%);
    background: var(--primary-color);
    border: none;
    padding: 8px 16px;
    border-radius: 4px;
    cursor: pointer;
    color: var(--secondary-color);
    font-weight: 600;
}

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

/* Cart Info */
.header-cart {
    min-width: 150px;
}

.cart-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    text-decoration: none;
    color: var(--text-color);
    padding: 8px;
    border-radius: 4px;
    transition: background-color 0.3s;
}

.cart-link:hover {
    background-color: var(--bg-light);
}

.cart-icon {
    font-size: 28px;
}

.cart-info {
    display: flex;
    flex-direction: column;
}

.cart-count {
    font-size: var(--font-size-small);
    color: var(--text-light);
}

.cart-total {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--accent-color);
}

/* Navigation Bar */
.main-navigation {
    background-color: var(--secondary-color);
    padding: 0;
}

.nav-wrapper {
    display: flex;
    align-items: center;
}

.category-dropdown {
    position: relative;
    min-width: 220px;
}

.category-toggle {
    background-color: var(--primary-color);
    color: var(--secondary-color);
    border: none;
    padding: 14px 20px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
    font-size: var(--font-size-base);
    transition: background-color 0.3s;
}

.category-toggle:hover {
    background-color: var(--primary-dark);
}

/* Mega menu 2 cột (theme test) */
.category-mega {
    position: absolute;
    top: 100%;
    left: 0;
    background: #fff;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    z-index: 1000;
    margin-top: 2px;
    padding: 16px 20px;
    display: grid; /* Luôn dùng grid để bố cục 2 cột */
    grid-template-columns: 260px 1fr;
    column-gap: 24px;
    min-width: 720px;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(8px);
    transition: opacity 0.15s ease, transform 0.15s ease;
}

.category-dropdown.is-open .category-mega {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
}

.category-mega-left {
    border-right: 1px solid var(--border-color);
}

.category-root {
    display: block;
    padding: 10px 0;
    border-bottom: 1px solid var(--border-color);
    text-decoration: none;
    color: var(--text-color);
}

.root-title {
    display: block;
    font-weight: 600;
}

.root-sub {
    display: block;
    font-size: 13px;
    color: var(--text-light);
}

.category-root.root-active,
.category-root:hover {
    color: var(--primary-color);
}

.category-mega-right {
    display: flex;
    flex-wrap: wrap;
    gap: 12px 32px;
}

.category-mega-group {
    min-width: 180px;
}

.group-title {
    display: block;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 6px;
    text-decoration: none;
}

.group-links {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.group-link {
    font-size: 14px;
    color: var(--text-color);
    text-decoration: none;
}

.group-link:hover {
    text-decoration: underline;
    color: var(--primary-color);
}

/* Class is-open hiện tại chỉ để tham chiếu JS (không set display ở CSS nữa) */

/* Main Menu */
.main-menu-wrapper {
    flex: 1;
}

.main-menu {
    display: flex;
    list-style: none;
    gap: 0;
    margin: 0;
    padding: 0;
}

.main-menu li {
    margin: 0;
}

.main-menu a {
    color: #fff;
    text-decoration: none;
    font-weight: 500;
    padding: 14px 20px;
    display: block;
    transition: background-color 0.3s;
    font-size: var(--font-size-base);
    text-transform: uppercase;
}

.main-menu a:hover {
    background-color: var(--secondary-light);
    text-decoration: underline;
}

/* Hero Banner */
.hero-banner {
    position: relative;
    height: 500px;
    overflow: hidden;
    margin-bottom: var(--spacing-xl);
}

.banner-slider {
    position: relative;
    width: 100%;
    height: 100%;
}

.banner-slide {
    position: absolute;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s;
}

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

.banner-image {
    width: 100%;
    height: 100%;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.banner-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.4);
}

.banner-content {
    position: relative;
    z-index: 10;
    text-align: center;
    color: #fff;
    max-width: 800px;
    padding: var(--spacing-xl);
}

.banner-title {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
    text-transform: uppercase;
}

.banner-subtitle {
    font-size: var(--font-size-large);
    margin-bottom: var(--spacing-lg);
    text-shadow: 1px 1px 2px rgba(0,0,0,0.5);
}

.btn-banner {
    background-color: var(--primary-color);
    color: var(--secondary-color);
    padding: 14px 40px;
    border: none;
    border-radius: 4px;
    font-size: var(--font-size-large);
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    transition: background-color 0.3s;
    text-transform: uppercase;
}

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

.banner-dots {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 8px;
    z-index: 10;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255,255,255,0.5);
    cursor: pointer;
    transition: background-color 0.3s;
}

.dot.active {
    background: var(--primary-color);
}

/* Section Headers */
.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
}

.section-title {
    font-size: var(--font-size-h2);
    font-weight: 700;
    color: var(--secondary-color);
    text-transform: uppercase;
    margin: 0;
}

.btn-view-all {
    background-color: var(--primary-color);
    color: var(--secondary-color);
    padding: 10px 24px;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 600;
    transition: background-color 0.3s;
    font-size: var(--font-size-base);
}

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

/* Product Categories Section */
.product-categories-section {
    padding: var(--spacing-xl) 0;
    background: var(--bg-light);
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: var(--spacing-md);
}

.category-card {
    background: #fff;
    border-radius: 8px;
    padding: var(--spacing-md);
    text-align: center;
    transition: all 0.3s;
    cursor: pointer;
    border: 2px solid transparent;
}

.category-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 16px rgba(0,0,0,0.1);
    border-color: var(--primary-color);
}

.category-icon-wrapper {
    margin-bottom: var(--spacing-sm);
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.category-image {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: 50%;
}

.category-icon {
    font-size: 48px;
}

.category-name {
    font-size: var(--font-size-base);
    color: var(--text-color);
    font-weight: 600;
    margin: 0;
}

.category-card a {
    text-decoration: none;
    color: inherit;
}

/* Products Section */
.bestselling-products-section {
    padding: var(--spacing-xl) 0;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: var(--spacing-md);
}

.product-card {
    background: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    transition: all 0.3s;
    cursor: pointer;
    position: relative;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 16px rgba(0,0,0,0.15);
    border-color: var(--primary-color);
}

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

.product-image-wrapper {
    position: relative;
    width: 100%;
    height: 220px;
    overflow: hidden;
    background: var(--bg-light);
}

.product-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}

.product-card:hover .product-image {
    transform: scale(1.05);
}

.price-discount {
    position: absolute;
    top: 8px;
    left: 8px;
    background: var(--accent-color);
    color: #fff;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: var(--font-size-small);
    font-weight: 600;
    z-index: 5;
}

.stock-badge {
    position: absolute;
    top: 8px;
    right: 8px;
    background: rgba(0,0,0,0.7);
    color: #fff;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: var(--font-size-small);
    z-index: 5;
}

.product-info {
    padding: var(--spacing-md);
}

.product-title {
    font-size: var(--font-size-base);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--text-color);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    min-height: 40px;
    line-height: 1.4;
}

.product-price {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    flex-wrap: wrap;
}

.price-current {
    font-size: var(--font-size-large);
    font-weight: 700;
    color: var(--accent-color);
}

.price-old {
    font-size: var(--font-size-base);
    color: var(--text-light);
    text-decoration: line-through;
}

.product-actions {
    display: flex;
    gap: var(--spacing-xs);
}

.btn-add-cart {
    flex: 1;
    background-color: var(--primary-color);
    color: var(--secondary-color);
    border: none;
    padding: 10px;
    border-radius: 4px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s;
    font-size: var(--font-size-small);
}

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

.btn-add-cart:disabled {
    background-color: var(--bg-light);
    color: var(--text-light);
    cursor: not-allowed;
}

.btn-wishlist, .btn-compare {
    background: var(--bg-light);
    border: 1px solid var(--border-color);
    padding: 10px;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s;
    font-size: 18px;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-wishlist:hover, .btn-compare:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

/* Brands Section */
.brands-section {
    padding: var(--spacing-xl) 0;
    background: var(--bg-light);
}

.brands-carousel {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.brand-item {
    background: #fff;
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: 8px;
    font-weight: 600;
    font-size: var(--font-size-large);
    color: var(--text-color);
    transition: transform 0.3s;
    border: 1px solid var(--border-color);
}

.brand-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

/* News Section */
.news-section {
    padding: var(--spacing-xl) 0;
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.news-item {
    background: #fff;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    transition: all 0.3s;
}

.news-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 16px rgba(0,0,0,0.1);
}

.news-image-link {
    display: block;
    width: 100%;
    height: 200px;
    overflow: hidden;
}

.news-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}

.news-item:hover .news-image {
    transform: scale(1.05);
}

.news-image-placeholder {
    width: 100%;
    height: 100%;
    background: var(--bg-light);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 64px;
}

.news-content {
    padding: var(--spacing-md);
}

.news-date {
    font-size: var(--font-size-small);
    color: var(--text-light);
    margin-bottom: var(--spacing-xs);
}

.news-title {
    font-size: var(--font-size-base);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.news-title a {
    color: var(--text-color);
    text-decoration: none;
    transition: color 0.3s;
}

.news-title a:hover {
    color: var(--primary-color);
}

.news-excerpt {
    font-size: var(--font-size-small);
    color: var(--text-light);
    margin-bottom: var(--spacing-sm);
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.read-more {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    font-size: var(--font-size-small);
    transition: color 0.3s;
}

.read-more:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

/* Footer */
.site-footer {
    background-color: var(--bg-dark);
    color: #fff;
    padding: var(--spacing-xl) 0 var(--spacing-md);
    margin-top: var(--spacing-xl);
}

/* Footer Top: 3 Columns */
.footer-top {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-xl);
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

/* Footer Middle: Logo Center */
.footer-middle {
    text-align: center;
    margin: var(--spacing-xl) 0;
    padding: var(--spacing-lg) 0;
}

.footer-logo-center {
    display: inline-block;
    text-decoration: none;
}

.footer-logo-large {
    height: 120px;
    width: auto;
    max-width: 400px;
    object-fit: contain;
    display: block;
    margin: 0 auto;
}

.footer-logo-text {
    text-align: center;
}

.footer-logo-main {
    font-size: 36px;
    font-weight: bold;
    color: var(--primary-color);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 8px;
}

.footer-logo-sub {
    font-size: 18px;
    font-weight: bold;
    color: var(--primary-color);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Footer Bottom: Contact Info */
.footer-bottom-section {
    text-align: center;
    margin: var(--spacing-lg) 0;
}

.footer-contact-info {
    display: inline-block;
    text-align: left;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-column h3 {
    font-size: var(--font-size-base);
    margin-bottom: var(--spacing-md);
    color: var(--primary-color);
    font-weight: 600;
}

.footer-logo {
    font-size: var(--font-size-large);
    font-weight: bold;
    display: flex;
    align-items: center;
    gap: 4px;
    margin-bottom: var(--spacing-md);
}

.footer-logo-link {
    display: block;
    margin-bottom: var(--spacing-md);
}

.footer-logo-svg, .footer-logo-image {
    height: 50px;
    width: auto;
    max-width: 200px;
    object-fit: contain;
    filter: brightness(0) invert(1);
}

.footer-column p {
    font-size: var(--font-size-small);
    margin-bottom: var(--spacing-xs);
    line-height: 1.8;
    color: rgba(255,255,255,0.8);
}

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

.footer-column ul li {
    margin-bottom: var(--spacing-xs);
}

.footer-column ul li a {
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    font-size: var(--font-size-small);
    transition: color 0.3s;
}

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

.footer-payment {
    margin-top: var(--spacing-md);
}

.payment-icons {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-xs);
}

.payment-icon {
    font-size: 32px;
    cursor: pointer;
    transition: transform 0.3s;
}

.payment-icon:hover {
    transform: scale(1.1);
}

.newsletter-form {
    display: flex;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-sm);
}

.newsletter-input {
    flex: 1;
    padding: 10px;
    border: 1px solid rgba(255,255,255,0.3);
    border-radius: 4px;
    background: rgba(255,255,255,0.1);
    color: #fff;
    font-size: var(--font-size-small);
}

.newsletter-input::placeholder {
    color: rgba(255,255,255,0.6);
}

.newsletter-button {
    background: var(--primary-color);
    color: var(--secondary-color);
    border: none;
    padding: 10px 20px;
    border-radius: 4px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s;
    font-size: var(--font-size-small);
}

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

.footer-social {
    margin-top: var(--spacing-md);
}

.footer-social h4 {
    font-size: var(--font-size-small);
    margin-bottom: var(--spacing-xs);
    color: rgba(255,255,255,0.8);
}

.social-icons {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-xs);
}

.social-icon {
    font-size: 24px;
    text-decoration: none;
    transition: transform 0.3s;
}

.social-icon:hover {
    transform: scale(1.2);
}

/* WooCommerce: layout chung cho trang danh mục cấp 1 (Thiết bị vệ sinh, bếp, điện, ...) */
.product-category-header {
    margin-bottom: var(--spacing-lg);
}

.product-category-title {
    font-size: var(--font-size-h2);
    font-weight: 700;
    margin: 0 0 var(--spacing-sm);
    text-transform: uppercase;
}

.product-category-description {
    font-size: var(--font-size-base);
    color: var(--text-light);
    max-width: 800px;
}

.product-category-layout {
    display: grid;
    grid-template-columns: 260px 1fr;
    gap: var(--spacing-lg);
}

.product-category-sidebar {
    border-right: 1px solid var(--border-color);
    padding-right: var(--spacing-lg);
}

.product-category-menu {
    list-style: none;
    margin: 0;
    padding: 0;
}

.product-category-menu li {
    margin-bottom: 8px;
}

.product-category-menu a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    display: block;
    padding: 6px 0;
}

.product-category-menu a:hover {
    color: var(--primary-color);
}

.product-category-main {
    min-height: 200px;
}

.footer-copyright {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255,255,255,0.1);
    font-size: var(--font-size-small);
    color: rgba(255,255,255,0.6);
    margin-top: var(--spacing-lg);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255,255,255,0.1);
    font-size: var(--font-size-small);
    color: rgba(255,255,255,0.6);
}

/* Responsive */
@media (max-width: 768px) {
    .header-main {
        flex-wrap: wrap;
    }
    
    .header-search {
        order: 3;
        width: 100%;
        max-width: 100%;
    }
    
    .nav-wrapper {
        flex-wrap: wrap;
    }
    
    .category-dropdown {
        width: 100%;
    }
    
    .main-menu-wrapper {
        width: 100%;
        overflow-x: auto;
    }
    
    .main-menu {
        flex-wrap: nowrap;
    }
    
    .banner-title {
        font-size: 32px;
    }
    
    .products-grid, .categories-grid, .news-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
}