/* style.css - 优化完整版 */
:root {
    --primary-color: #8b4513;
    --primary-hover: #a0522d;
    --background: #f8f5f0;
    --card-bg: #fff;
    --text-color: #333;
    --accent-light: #f0e6d6;
    --shadow-light: 0 4px 8px rgba(0,0,0,0.05);
    --shadow-medium: 0 5px 15px rgba(0,0,0,0.1);
    --border-radius: 10px;
    --transition: all 0.3s ease;
}

/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Microsoft YaHei", "PingFang SC", "Helvetica Neue", sans-serif;
}

body {
    background-color: var(--background);
    color: var(--text-color);
    line-height: 1.7;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* 联系横幅 */
.contact-banner {
    background: linear-gradient(135deg, #25D366, #128C7E);
    color: white;
    text-align: center;
    padding: 15px 10px;
    font-size: 1rem;
    font-weight: bold;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    margin-bottom: 10px;
    backdrop-filter: blur(10px);
}

.banner-text {
    margin-bottom: 10px;
}

.banner-buttons {
    display: flex;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
}

.contact-btn {
    color: white;
    text-decoration: none;
    background-color: rgba(255,255,255,0.2);
    padding: 8px 15px;
    border-radius: 20px;
    transition: var(--transition);
    display: inline-block;
    font-weight: normal;
    border: none;
    cursor: pointer;
    font-size: 0.95rem;
    font-family: inherit;
}

.contact-btn:hover,
.contact-btn:focus {
    background-color: rgba(255,255,255,0.3);
    transform: scale(1.05);
    outline: 2px solid rgba(255,255,255,0.5);
    outline-offset: 2px;
}

.whatsapp-btn {
    background-color: rgba(255,255,255,0.25);
}

.wechat-btn {
    background-color: rgba(255,255,255,0.25);
}

/* 微信二维码模态框 */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    z-index: 10000;
    justify-content: center;
    align-items: center;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.modal-content {
    background-color: white;
    padding: 30px;
    border-radius: var(--border-radius);
    text-align: center;
    max-width: 300px;
    width: 90%;
    box-shadow: 0 5px 25px rgba(0,0,0,0.3);
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from { 
        opacity: 0;
        transform: translateY(20px);
    }
    to { 
        opacity: 1;
        transform: translateY(0);
    }
}

.modal h3 {
    color: var(--primary-color);
    margin-bottom: 15px;
    font-size: 1.3rem;
}

.qrcode {
    width: 200px;
    height: 200px;
    margin: 0 auto 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid #e0e0e0;
    border-radius: 5px;
    font-size: 0.9rem;
    color: #666;
    background-color: #f8f8f8;
}

.qrcode img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 5px;
}

.close-btn {
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: 8px 15px;
    border-radius: 5px;
    cursor: pointer;
    margin-top: 10px;
    transition: var(--transition);
    font-family: inherit;
}

.close-btn:hover,
.close-btn:focus {
    background-color: var(--primary-hover);
    outline: 2px solid var(--primary-hover);
    outline-offset: 2px;
}

/* 导航栏 */
nav {
    background-color: var(--card-bg);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    border-radius: var(--border-radius);
    margin: 15px 0 25px 0;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 20px;
    min-height: 60px;
}

.logo {
    font-size: 1.6rem;
    font-weight: bold;
    color: var(--primary-color);
    white-space: nowrap;
    padding: 5px 0;
    text-decoration: none;
}

.nav-links {
    display: flex;
    list-style: none;
    padding: 0;
    margin: 0;
}

.nav-links li {
    position: relative;
}

.nav-links a {
    display: block;
    padding: 15px 18px;
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    white-space: nowrap;
    transition: var(--transition);
    font-size: 0.95rem;
    margin: 0 2px;
    border-radius: 4px;
}

.nav-links a:hover,
.nav-links a:focus {
    background-color: var(--accent-light);
    color: var(--primary-color);
    outline: none;
}

.nav-links a.active {
    background-color: var(--primary-color);
    color: white;
}

/* 主要内容区域 */
.main-banner {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
    color: white;
    padding: 40px 20px;
    text-align: center;
    border-radius: var(--border-radius);
    margin-bottom: 35px;
    box-shadow: var(--shadow-medium);
}

.main-banner h1 {
    font-size: 2rem;
    margin-bottom: 15px;
    padding: 0 10px;
}

.main-banner p {
    font-size: 1.1rem;
    max-width: 800px;
    margin: 0 auto;
    padding: 0 15px;
    line-height: 1.6;
}

.content {
    display: flex;
    flex-wrap: wrap;
    margin: 30px 0;
    gap: 30px;
}

.main-content {
    flex: 3;
    min-width: 0;
}

.sidebar {
    flex: 1;
    min-width: 0;
}

.card {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 30px;
    margin-bottom: 30px;
    box-shadow: var(--shadow-light);
    transition: var(--transition);
    will-change: transform;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

h2 {
    color: var(--primary-color);
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--accent-light);
    font-size: 1.5rem;
}

/* 段落和列表样式 */
p {
    margin-bottom: 15px;
    padding: 0 5px;
}

ul, ol {
    margin: 15px 0;
    padding-left: 25px;
}

li {
    margin-bottom: 10px;
    padding-left: 5px;
}

/* 回收及銷售品类网格 - 2x2布局 */
.categories-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 25px;
    margin-top: 25px;
}

.category-item {
    background: var(--card-bg);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow-light);
    transition: var(--transition);
    cursor: pointer;
    will-change: transform;
    text-decoration: none;
    color: inherit;
    display: block;
}

.category-item:hover,
.category-item:focus {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
    outline: none;
}

.category-img {
    height: 140px;
    background-color: var(--accent-light);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    font-size: 2.8rem;
    position: relative;
    overflow: hidden;
}

.category-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.category-item:hover .category-img img {
    transform: scale(1.05);
}

.category-content {
    padding: 20px;
}

.category-content h3 {
    color: var(--primary-color);
    margin-bottom: 12px;
    font-size: 1.2rem;
    padding: 0;
}

.category-content p {
    font-size: 0.95rem;
    margin-bottom: 0;
    padding: 0;
}

/* 详细信息部分 */
.detail-section {
    display: none;
    margin-top: 30px;
    animation: fadeIn 0.5s ease;
}

.detail-section.active {
    display: block;
}

.detail-content {
    background: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 30px;
    box-shadow: var(--shadow-light);
}

.detail-header {
    display: flex;
    align-items: center;
    margin-bottom: 25px;
    padding: 10px 0;
}

.detail-icon {
    width: 60px;
    height: 60px;
    background-color: var(--accent-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    font-size: 1.8rem;
    margin-right: 20px;
    flex-shrink: 0;
}

.detail-info {
    flex: 1;
}

.detail-info h3 {
    color: var(--primary-color);
    font-size: 1.6rem;
    margin-bottom: 8px;
    padding: 0;
}

.detail-info p {
    font-size: 1.05rem;
    margin-bottom: 0;
    padding: 0;
}

.back-button {
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 5px;
    cursor: pointer;
    margin-bottom: 25px;
    transition: var(--transition);
    font-size: 0.95rem;
    font-family: inherit;
}

.back-button:hover,
.back-button:focus {
    background-color: var(--primary-hover);
    outline: 2px solid var(--primary-hover);
    outline-offset: 2px;
}

/* 联系方式样式 */
.contact-info {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 5px 0;
}

.contact-icon {
    width: 40px;
    height: 40px;
    background-color: var(--accent-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    font-size: 1.1rem;
    flex-shrink: 0;
}

.contact-item div {
    padding: 5px 0;
}

.map-container {
    width: 100%;
    height: 200px;
    border-radius: 8px;
    overflow: hidden;
    margin-top: 20px;
    background-color: var(--accent-light);
}

.map-container iframe {
    width: 100%;
    height: 100%;
    border: none;
}

.business-hours {
    list-style: none;
    margin: 15px 0;
}

.business-hours li {
    padding: 10px 0;
    border-bottom: 1px dashed var(--accent-light);
    display: flex;
    justify-content: space-between;
    font-size: 0.95rem;
    margin-bottom: 0;
}

.business-hours li:last-child {
    border-bottom: none;
}

.highlight {
    color: var(--primary-color);
    font-weight: bold;
}

/* 老花胶详情页布局 */
.whisky-detail-content {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 30px;
    align-items: flex-start;
}

.whisky-text-content {
    flex: 2;
    min-width: 300px;
    order: 1;
}

.whisky-image-section {
    flex: 1;
    min-width: 300px;
    margin-top: 0;
    margin-left: 0;
    width: 100%;
    order: 2;
}

.photo-gallery {
    width: 100%;
    max-width: 600px;
    position: relative;
}

.gallery-container {
    width: 100%;
    height: 335px;
    overflow: hidden;
    border-radius: 15px;
    box-shadow: var(--shadow-medium);
    background-color: var(--background);
    position: relative;
}

.gallery-slide {
    width: 100%;
    height: 100%;
    display: none;
    position: relative;
}

.gallery-slide.active {
    display: block;
}

.gallery-image {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: transform 0.5s ease;
    background-color: var(--background);
}
.mySlides {
    width: 100%;
    height: 100%;
}

.mySlides img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    background-color: var(--background);
}

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

.gallery-description {
    font-size: 0.95rem;
    color: #666;
    font-style: italic;
    text-align: center;
    margin-top: 20px;
    padding: 0 10px;
    font-weight: 500;
}

.gallery-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(139, 69, 19, 0.7);
    color: white;
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    z-index: 10;
}

.gallery-nav:hover,
.gallery-nav:focus {
    background: rgba(139, 69, 19, 0.9);
    outline: none;
}

.gallery-prev {
    left: 10px;
}

.gallery-next {
    right: 10px;
}

.gallery-dots {
    position: absolute;
    bottom: 15px;
    left: 0;
    right: 0;
    display: flex;
    justify-content: center;
    gap: 8px;
    z-index: 10;
}

.gallery-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    border: none;
    cursor: pointer;
    transition: var(--transition);
}

.gallery-dot.active,
.gallery-dot:hover {
    background: white;
}

.gallery-dot:focus {
    outline: 2px solid white;
    outline-offset: 2px;
}

/* 底部样式 */
footer {
    text-align: center;
    padding: 25px 20px;
    background-color: #333;
    color: white;
    border-radius: var(--border-radius) var(--border-radius) 0 0;
    margin-top: 40px;
}

footer p {
    margin-bottom: 10px;
    padding: 0;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-top: 15px;
}

.social-link {
    width: 40px;
    height: 40px;
    background-color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: var(--transition);
    font-size: 0.95rem;
}

.social-link:hover,
.social-link:focus {
    background-color: var(--primary-hover);
    transform: scale(1.1);
    outline: none;
}

/* 响应式设计 - 手机优先 */
@media (max-width: 768px) {
    .container {
        padding: 15px;
    }
    
    .contact-banner {
        padding: 12px 8px;
    }
    
    .banner-buttons {
        gap: 10px;
    }
    
    .contact-btn {
        padding: 6px 12px;
        font-size: 0.85rem;
    }
    
    .content {
        flex-direction: column;
        gap: 25px;
        margin: 25px 0;
    }
    
    .nav-container {
        flex-direction: column;
        padding: 15px;
    }
    
    .nav-links {
        flex-wrap: wrap;
        justify-content: center;
        margin-top: 15px;
        width: 100%;
    }
    
    .nav-links a {
        padding: 12px 15px;
        font-size: 0.9rem;
        margin: 2px;
    }
    
    .main-banner {
        padding: 30px 15px;
        margin-bottom: 25px;
    }
    
    .main-banner h1 {
        font-size: 1.6rem;
        margin-bottom: 12px;
    }
    
    .main-banner p {
        font-size: 1rem;
    }
    
    .categories-grid {
        grid-template-columns: 1fr;
        gap: 20px;
        margin-top: 20px;
    }
    
    .category-img {
        height: 120px;
        font-size: 2.5rem;
    }
    
    .category-content {
        padding: 15px;
    }
    
    .card {
        padding: 25px;
        margin-bottom: 25px;
    }
    
    h2 {
        font-size: 1.3rem;
        margin-bottom: 15px;
        padding-bottom: 10px;
    }
    
    .detail-header {
        flex-direction: column;
        text-align: center;
        margin-bottom: 20px;
    }
    
    .detail-icon {
        margin-right: 0;
        margin-bottom: 15px;
    }
    
    .detail-info h3 {
        font-size: 1.4rem;
    }
    
    .map-container {
        height: 180px;
        margin-top: 15px;
    }
    
    .contact-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
    
    .contact-icon {
        align-self: flex-start;
    }
    
    p, li {
        font-size: 0.95rem;
    }
    
    .modal-content {
        padding: 20px;
    }
    
    .qrcode {
        width: 180px;
        height: 180px;
    }
    
    .whisky-detail-content {
        flex-direction: column;
    }
    
    .whisky-text-content {
        order: 2;
    }
    
    .whisky-image-section {
        min-width: unset;
        width: 100%;
        margin-top: 20px;
        margin-left: 0;
        order: 1;
    }
    
    .gallery-container {
        width: 100%;
        height: 335px;
    }
    
    .photo-gallery {
        width: 100%;
        max-width: 100%;
    }
}

@media (max-width: 480px) {
    .banner-text {
        font-size: 0.9rem;
        margin-bottom: 8px;
    }
    
    .logo {
        font-size: 1.4rem;
    }
    
    .main-banner {
        padding: 25px 12px;
    }
    
    .main-banner h1 {
        font-size: 1.4rem;
    }
    
    .main-banner p {
        font-size: 0.95rem;
    }
    
    .category-content h3 {
        font-size: 1.1rem;
    }
    
    .category-content p {
        font-size: 0.9rem;
    }
    
    .card {
        padding: 20px;
    }
    
    h2 {
        font-size: 1.2rem;
    }
    
    .detail-content {
        padding: 20px;
    }
    
    .contact-info {
        gap: 15px;
    }
    
    .qrcode {
        width: 160px;
        height: 160px;
    }
    
    .whisky-image-section {
        margin-top: 20px;
    }
    
    .gallery-container {
        height: 250px;
    }
    
    .gallery-description {
        font-size: 0.9rem;
        margin-top: 15px;
    }
    
    .gallery-container {
        height: 200px;
    }
}

/* 高对比度模式支持 */
@media (prefers-contrast: high) {
    .card {
        border: 1px solid #000;
    }
    
    .nav-links a {
        border: 1px solid transparent;
    }
    
    .nav-links a:hover,
    .nav-links a:focus {
        border-color: var(--primary-color);
    }
}

/* 减少动画模式 */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* 打印样式 */
@media print {
    .contact-banner,
    .nav-links,
    footer,
    .back-button,
    .gallery-nav,
    .gallery-dots {
        display: none !important;
    }
    
    .card {
        box-shadow: none;
        border: 1px solid #ccc;
    }
    
    body {
        background: white;
        color: black;
        font-size: 12pt;
    }
    
    .container {
        max-width: none;
        padding: 0;
    }
}

/* 防止文本选择 */
.nav-links a, .back-button, .category-item, .contact-btn {
    -webkit-tap-highlight-color: transparent;
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    user-select: none;
}

/* 改善触摸体验 */
.nav-links a, .back-button, .category-item, .social-link, .contact-btn {
    touch-action: manipulation;
}

/* 焦点可见性 */
@media (pointer: coarse) {
    .nav-links a:focus,
    .contact-btn:focus,
    .back-button:focus {
        outline: none;
    }
}

/* 加载状态 */
.loading {
    opacity: 0.7;
    pointer-events: none;
}

/* 屏幕阅读器专用 */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}