/* 丰同裕染坊 - 蓝印花布官网样式 */

/* 字体引入 */
@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@400;500;600;700&family=Noto+Sans+SC:wght@300;400;500;700&display=swap');

/* CSS变量 */
:root {
    --primary-color: #1a365d;
    --secondary-color: #d4a017;
    --accent-color: #2c5282;
    --light-blue: #e6f3ff;
    --text-dark: #1a202c;
    --text-light: #718096;
    --white: #ffffff;
    --black: #000000;
    --overlay-dark: rgba(0, 0, 0, 0.6);
    --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 重置样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
}

/* 视频背景容器 */
.video-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

.video-background video {
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    object-fit: cover;
}

.video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        135deg,
        rgba(26, 54, 93, 0.6) 0%,
        rgba(44, 82, 130, 0.5) 50%,
        rgba(212, 160, 23, 0.3) 100%
    );
}

/* 首页视频背景：封面图占位，视频加载完成后淡入 */
.home-video-bg .video-poster {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-position: center center;
    background-size: cover;
    background-repeat: no-repeat;
}

.home-video-bg video {
    opacity: 0;
    transition: opacity 0.8s ease;
}

.home-video-bg video.is-ready {
    opacity: 1;
}

/* 导航栏 */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    transition: var(--transition);
    background: transparent;
}

.navbar.scrolled {
    background: rgba(26, 54, 93, 0.98);
    backdrop-filter: blur(10px);
    padding: 15px 0;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.navbar-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 15px;
    text-decoration: none;
    color: var(--white);
}

.brand-logo-img {
    width: 300px;
    height: auto;
    max-height: 80px;
    object-fit: contain;
}

@keyframes shine {
    0% { transform: translateX(-100%) rotate(45deg); }
    100% { transform: translateX(100%) rotate(45deg); }
}

.brand-text h1 {
    font-size: 24px;
    font-weight: 700;
    font-family: 'Noto Serif SC', serif;
    margin-bottom: 2px;
}

.brand-text span {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.8);
    letter-spacing: 2px;
}

.navbar-menu {
    display: flex;
    align-items: center;
    gap: 40px;
}

.nav-link {
    color: var(--white);
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
    padding: 10px 0;
    position: relative;
    transition: var(--transition);
}

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

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

.nav-link:hover {
    color: var(--secondary-color);
}

.nav-btn {
    background: var(--secondary-color);
    color: var(--white);
    padding: 12px 30px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    transition: var(--transition);
    box-shadow: 0 4px 15px rgba(212, 160, 23, 0.4);
}

.nav-btn:hover {
    background: #b8860b;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(212, 160, 23, 0.5);
    color: var(--white);
}

/* 汉堡菜单 */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
    padding: 10px;
}

.hamburger span {
    width: 30px;
    height: 3px;
    background: var(--white);
    border-radius: 3px;
    transition: var(--transition);
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* 移动端菜单 */
.mobile-menu {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(26, 54, 93, 0.98);
    backdrop-filter: blur(10px);
    z-index: 999;
    padding-top: 100px;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.mobile-menu.active {
    opacity: 1;
    visibility: visible;
}

.mobile-menu-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 30px;
    padding: 40px 20px;
}

.mobile-menu .nav-link {
    font-size: 20px;
    padding: 15px 0;
}

/* 英雄区域 */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 120px 40px 80px;
}

.hero-content {
    max-width: 900px;
    text-align: center;
    color: var(--white);
}

.hero-badge {
    display: inline-block;
    background: rgba(212, 160, 23, 0.2);
    border: 1px solid var(--secondary-color);
    padding: 8px 20px;
    border-radius: 30px;
    font-size: 13px;
    color: var(--secondary-color);
    margin-bottom: 30px;
    letter-spacing: 2px;
    animation: fadeInDown 1s ease;
}

.hero-title {
    font-size: 72px;
    font-weight: 700;
    font-family: 'Noto Serif SC', serif;
    line-height: 1.2;
    margin-bottom: 25px;
    animation: fadeInUp 1s ease 0.2s both;
}

.hero-title span {
    color: var(--secondary-color);
    display: block;
}

.hero-desc {
    font-size: 20px;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.8;
    margin-bottom: 40px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeInUp 1s ease 0.4s both;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease 0.6s both;
}

.btn-primary {
    background: var(--secondary-color);
    color: var(--white);
    padding: 18px 45px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 16px;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: var(--transition);
    box-shadow: 0 8px 30px rgba(212, 160, 23, 0.4);
    border: none;
    cursor: pointer;
}

.btn-primary:hover {
    background: #b8860b;
    transform: translateY(-3px);
    box-shadow: 0 12px 40px rgba(212, 160, 23, 0.5);
    color: var(--white);
}

.btn-secondary {
    background: transparent;
    color: var(--white);
    padding: 18px 45px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 16px;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: var(--transition);
    border: 2px solid var(--white);
}

.btn-secondary:hover {
    background: var(--white);
    color: var(--primary-color);
    transform: translateY(-3px);
}

/* 滚动指示器 */
.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    color: var(--white);
    animation: bounce 2s infinite;
}

.scroll-indicator span {
    font-size: 12px;
    letter-spacing: 2px;
}

.scroll-indicator i {
    font-size: 24px;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
    40% { transform: translateX(-50%) translateY(-10px); }
    60% { transform: translateX(-50%) translateY(-5px); }
}

/* 动画 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== 滚动进场动画（IntersectionObserver 驱动） ===== */
.animate-ready {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1), transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}
.animate-in {
    opacity: 1 !important;
    transform: translateY(0) !important;
}
/* 网格内卡片逐个延迟入场 */
.animate-ready:nth-child(1) { transition-delay: 0s; }
.animate-ready:nth-child(2) { transition-delay: 0.08s; }
.animate-ready:nth-child(3) { transition-delay: 0.16s; }
.animate-ready:nth-child(4) { transition-delay: 0.24s; }
.animate-ready:nth-child(5) { transition-delay: 0.32s; }
.animate-ready:nth-child(6) { transition-delay: 0.40s; }
.animate-ready:nth-child(7) { transition-delay: 0.48s; }
.animate-ready:nth-child(8) { transition-delay: 0.56s; }
/* 尊重用户"减少动画"偏好 */
@media (prefers-reduced-motion: reduce) {
    .animate-ready { opacity: 1 !important; transform: none !important; transition: none !important; }
}

/* 关于简介 */
.about-section {
    padding: 120px 40px;
    background: var(--white);
    position: relative;
}

.about-container {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-image {
    position: relative;
}

.about-image img {
    width: 100%;
    height: 500px;
    object-fit: cover;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
}

.about-image::before {
    content: '';
    position: absolute;
    top: 30px;
    left: 30px;
    width: 100%;
    height: 100%;
    border: 3px solid var(--secondary-color);
    border-radius: 20px;
    z-index: -1;
}

.about-badge {
    position: absolute;
    bottom: -30px;
    right: -30px;
    background: var(--secondary-color);
    color: var(--white);
    padding: 30px;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 10px 40px rgba(212, 160, 23, 0.3);
}

.about-badge h3 {
    font-size: 48px;
    font-weight: 700;
    font-family: 'Noto Serif SC', serif;
}

.about-badge p {
    font-size: 14px;
    margin-top: 5px;
}

.about-content h2 {
    font-size: 42px;
    font-family: 'Noto Serif SC', serif;
    color: var(--primary-color);
    margin-bottom: 20px;
    line-height: 1.3;
}

.about-content h2 span {
    color: var(--secondary-color);
}

.about-content .section-subtitle {
    color: var(--secondary-color);
    font-size: 14px;
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-bottom: 15px;
}

.about-content p {
    color: var(--text-light);
    font-size: 16px;
    line-height: 1.8;
    margin-bottom: 20px;
}

.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin: 40px 0;
}

.about-feature {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 20px;
    background: var(--light-blue);
    border-radius: 15px;
    transition: var(--transition);
}

.about-feature:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.about-feature-icon {
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: var(--white);
}

.about-feature h4 {
    font-size: 16px;
    color: var(--primary-color);
    margin-bottom: 3px;
}

.about-feature p {
    font-size: 13px;
    color: var(--text-light);
    margin: 0;
}

/* 产品展示 */
.products-section {
    padding: 120px 40px;
    background: linear-gradient(180deg, var(--light-blue) 0%, var(--white) 100%);
}

.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 60px;
}

.section-subtitle {
    color: var(--secondary-color);
    font-size: 14px;
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-bottom: 15px;
}

.section-title {
    font-size: 48px;
    font-family: 'Noto Serif SC', serif;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.section-desc {
    color: var(--text-light);
    font-size: 16px;
    line-height: 1.8;
}

.products-grid {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.product-card {
    background: var(--white);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
    transition: var(--transition);
    position: relative;
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

.product-image {
    position: relative;
    height: 280px;
    overflow: hidden;
}

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

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

.product-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(26, 54, 93, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

.product-card:hover .product-overlay {
    opacity: 1;
}

.product-overlay a {
    background: var(--secondary-color);
    color: var(--white);
    padding: 12px 30px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    transform: translateY(20px);
    transition: var(--transition);
}

.product-card:hover .product-overlay a {
    transform: translateY(0);
}

.product-info {
    padding: 25px;
}

.product-category {
    color: var(--secondary-color);
    font-size: 13px;
    margin-bottom: 10px;
}

.product-name {
    font-size: 20px;
    font-family: 'Noto Serif SC', serif;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.product-desc {
    color: var(--text-light);
    font-size: 14px;
    line-height: 1.6;
}

/* 新闻动态 */
.news-section {
    padding: 120px 40px;
    background: var(--white);
}

.news-grid {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.news-card {
    background: var(--white);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
    transition: var(--transition);
}

.news-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.12);
}

.news-image {
    height: 220px;
    overflow: hidden;
}

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

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

.news-content {
    padding: 30px;
}

.news-meta {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 15px;
}

.news-date {
    color: var(--text-light);
    font-size: 13px;
}

.news-tag {
    background: var(--light-blue);
    color: var(--primary-color);
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
}

.news-title {
    font-size: 20px;
    font-family: 'Noto Serif SC', serif;
    color: var(--primary-color);
    margin-bottom: 15px;
    line-height: 1.4;
    transition: var(--transition);
}

.news-card:hover .news-title {
    color: var(--secondary-color);
}

.news-excerpt {
    color: var(--text-light);
    font-size: 14px;
    line-height: 1.7;
    margin-bottom: 20px;
}

.news-link {
    color: var(--secondary-color);
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition);
}

.news-link:hover {
    gap: 15px;
    color: var(--primary-color);
}

/* 荣誉展示 */
.honors-section {
    padding: 120px 40px;
    background: var(--primary-color);
    position: relative;
    overflow: hidden;
}

.honors-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 80 80"><circle cx="40" cy="40" r="1" fill="rgba(255,255,255,0.05)"/></svg>');
    background-size: 80px 80px;
}

.honors-section .section-title {
    color: var(--white);
}

.honors-section .section-desc {
    color: rgba(255, 255, 255, 0.8);
}

.honors-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.honor-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    padding: 40px 30px;
    text-align: center;
    transition: var(--transition);
}

.honor-card:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-10px);
}

.honor-icon {
    width: 80px;
    height: 80px;
    background: var(--secondary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    font-size: 35px;
    color: var(--white);
}

.honor-card h3 {
    font-size: 24px;
    font-family: 'Noto Serif SC', serif;
    color: var(--white);
    margin-bottom: 10px;
}

.honor-card p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
}

/* 联系我们 */
.contact-section {
    padding: 120px 40px;
    background: var(--white);
}

.contact-container {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
}

/* 首页联系我们（无留言表单）：内容单列铺满，四项联系方式横向排列 */
.contact-section-simple .contact-container {
    grid-template-columns: 1fr;
    gap: 0;
}

.contact-section-simple .contact-items {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
    margin-top: 45px;
}

.contact-section-simple .contact-item {
    flex-direction: column;
    align-items: flex-start;
    gap: 15px;
}

.contact-section-simple .contact-item:hover {
    transform: translateY(-6px);
}

.contact-info h2 {
    font-size: 42px;
    font-family: 'Noto Serif SC', serif;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.contact-info p {
    color: var(--text-light);
    font-size: 16px;
    line-height: 1.8;
    margin-bottom: 40px;
}

.contact-items {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    padding: 25px;
    background: var(--light-blue);
    border-radius: 15px;
    transition: var(--transition);
}

.contact-item:hover {
    transform: translateX(10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.contact-icon {
    width: 55px;
    height: 55px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    color: var(--white);
    flex-shrink: 0;
}

.contact-text h4 {
    font-size: 18px;
    color: var(--primary-color);
    margin-bottom: 5px;
}

.contact-text p {
    color: var(--text-light);
    font-size: 14px;
    margin: 0;
}

.contact-form {
    background: var(--white);
    padding: 50px;
    border-radius: 25px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
}

.contact-form h3 {
    font-size: 28px;
    font-family: 'Noto Serif SC', serif;
    color: var(--primary-color);
    margin-bottom: 30px;
}

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 18px 25px;
    border: 2px solid #e8e8e8;
    border-radius: 12px;
    font-size: 15px;
    font-family: inherit;
    transition: var(--transition);
    background: #f8f9fa;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--secondary-color);
    background: var(--white);
    box-shadow: 0 0 0 4px rgba(212, 160, 23, 0.1);
}

.form-group textarea {
    height: 150px;
    resize: none;
}

.form-btn {
    width: 100%;
    padding: 18px;
    background: var(--primary-color);
    color: var(--white);
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.form-btn:hover {
    background: var(--secondary-color);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(212, 160, 23, 0.3);
}

/* 页脚 */
.footer {
    background: var(--text-dark);
    color: var(--white);
    padding: 80px 40px 30px;
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 60px;
}

.footer-brand h3 {
    font-size: 28px;
    font-family: 'Noto Serif SC', serif;
    margin-bottom: 20px;
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
    line-height: 1.8;
    margin-bottom: 25px;
}

.footer-social {
    display: flex;
    gap: 15px;
}

.footer-social a {
    width: 45px;
    height: 45px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 18px;
    transition: var(--transition);
}

.footer-social a:hover {
    background: var(--secondary-color);
    transform: translateY(-5px);
}

.footer-column h4 {
    font-size: 18px;
    margin-bottom: 25px;
    color: var(--white);
}

.footer-links {
    list-style: none;
}

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

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 14px;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--secondary-color);
    padding-left: 5px;
}

.footer-bottom {
    max-width: 1400px;
    margin: 60px auto 0;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.footer-bottom a {
    color: var(--secondary-color);
    text-decoration: none;
}

/* 响应式 */
@media (max-width: 1200px) {
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .honors-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 992px) {
    .navbar-menu {
        display: none;
    }
    
    .hamburger {
        display: flex;
    }
    
    .mobile-menu {
        display: block;
    }
    
    .hero-title {
        font-size: 48px;
    }
    
    .about-container {
        grid-template-columns: 1fr;
        gap: 60px;
    }
    
    .about-image {
        order: 1;
    }
    
    .about-content {
        order: 2;
    }
    
    .contact-container {
        grid-template-columns: 1fr;
    }

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

@media (max-width: 768px) {
    .hero {
        padding: 100px 20px 60px;
    }
    
    .hero-title {
        font-size: 36px;
    }
    
    .hero-desc {
        font-size: 16px;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn-primary,
    .btn-secondary {
        width: 100%;
        justify-content: center;
    }
    
    .about-section,
    .products-section,
    .news-section,
    .honors-section,
    .contact-section {
        padding: 80px 20px;
    }

    .contact-section-simple .contact-items {
        grid-template-columns: 1fr;
        gap: 18px;
        margin-top: 30px;
    }
    
    .section-title {
        font-size: 32px;
    }
    
    .products-grid,
    .news-grid,
    .honors-grid {
        grid-template-columns: 1fr;
    }
    
    .about-features {
        grid-template-columns: 1fr;
    }
    
    .footer-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
    
    .scroll-indicator {
        display: none;
    }
}

/* 备用动态背景 - 已隐藏，由视频替代 */
/*
.fallback-background {
    display: none;
}
*/

/* 视频元素样式 */
.video-background video {
    position: absolute;
    top: 50%;
    left: 50%;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    transform: translate(-50%, -50%);
    object-fit: cover;
}

/* ================================================ */
/* ========== 产品中心页面专属样式 products ========= */
/* ================================================ */

/* ---------- 1. 页面Banner（替代首页Hero） ---------- */
.page-banner {
    min-height: 520px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 160px 40px 100px;
    background:
        linear-gradient(135deg, rgba(26, 54, 93, 0.85) 0%, rgba(44, 82, 130, 0.75) 50%, rgba(212, 160, 23, 0.4) 100%),
        url('../images/poster.jpg') center/cover no-repeat;
    text-align: center;
    color: var(--white);
    overflow: hidden;
}

.page-banner::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 80 80"><circle cx="40" cy="40" r="1" fill="rgba(255,255,255,0.06)"/></svg>');
    background-size: 80px 80px;
    pointer-events: none;
}

.banner-overlay {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 20% 20%, rgba(212, 160, 23, 0.15), transparent 50%);
    pointer-events: none;
}

.banner-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
    animation: fadeInUp 1s ease 0.1s both;
}

.banner-title {
    font-size: 64px;
    font-weight: 700;
    font-family: 'Noto Serif SC', serif;
    line-height: 1.2;
    margin: 25px 0 20px;
    animation: fadeInUp 1s ease 0.2s both;
}

.banner-desc {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.92);
    line-height: 1.9;
    margin-bottom: 35px;
    animation: fadeInUp 1s ease 0.3s both;
}

/* 面包屑 */
.breadcrumb {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.8);
    padding: 10px 22px;
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 30px;
    animation: fadeInUp 1s ease 0.4s both;
}

.breadcrumb a {
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    transition: var(--transition);
}

.breadcrumb a:hover {
    color: var(--secondary-color);
}

.breadcrumb .current {
    color: var(--secondary-color);
    font-weight: 500;
}

/* ---------- 2. 分类筛选 Tabs ---------- */
.products-full-section {
    padding: 120px 40px;
    background: linear-gradient(180deg, var(--light-blue) 0%, var(--white) 100%);
}

.product-tabs {
    margin-bottom: 50px;
}

.tabs-container {
    max-width: 1000px;
    margin: 0 auto;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 15px;
    padding: 12px;
    background: var(--white);
    border-radius: 50px;
    box-shadow: 0 10px 40px rgba(26, 54, 93, 0.08);
}

.tab-btn {
    padding: 12px 28px;
    border: none;
    background: transparent;
    border-radius: 40px;
    font-size: 15px;
    font-weight: 500;
    color: var(--text-dark);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition);
    font-family: inherit;
}

.tab-btn:hover {
    background: var(--light-blue);
    color: var(--primary-color);
}

.tab-btn.active {
    background: var(--secondary-color);
    color: var(--white);
    box-shadow: 0 4px 18px rgba(212, 160, 23, 0.35);
}

/* ---------- 3. 产品大图 + 完整卡片 ---------- */
.products-full-grid {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 60px;
}

.product-full-card {
    position: relative;
    overflow: hidden;
}

/* 卡片角标 */
.product-tag {
    position: absolute;
    top: 18px;
    left: 18px;
    z-index: 5;
    background: var(--secondary-color);
    color: var(--white);
    padding: 5px 14px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 1px;
    box-shadow: 0 4px 12px rgba(212, 160, 23, 0.4);
}

.product-tag.tag-new {
    background: #10b981;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.4);
}

.product-tag.tag-hot {
    background: #ef4444;
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.4);
}

.product-full-card .product-image {
    height: 320px;
}

.product-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 18px;
    padding-top: 18px;
    border-top: 1px dashed #e8e8e8;
}

.product-price {
    font-size: 24px;
    font-weight: 700;
    color: var(--secondary-color);
    font-family: 'Noto Serif SC', serif;
    line-height: 1;
}

.product-price span {
    font-size: 13px;
    font-weight: 400;
    color: var(--text-light);
    margin-left: 2px;
    font-family: 'Noto Sans SC', sans-serif;
}

.product-cart {
    padding: 10px 20px;
    background: var(--light-blue);
    color: var(--primary-color);
    border-radius: 30px;
    text-decoration: none;
    font-size: 13px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: var(--transition);
}

.product-cart:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: translateY(-2px);
}

/* 分页 */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.page-btn {
    width: 44px;
    height: 44px;
    border: 2px solid #e8e8e8;
    background: var(--white);
    color: var(--text-dark);
    border-radius: 12px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition);
    font-family: inherit;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.page-btn:hover:not(.disabled):not(.active) {
    border-color: var(--secondary-color);
    color: var(--secondary-color);
    transform: translateY(-2px);
}

.page-btn.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(26, 54, 93, 0.3);
}

.page-btn.disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

/* 新闻标题/图片链接（PbootCMS 标签化后包裹 a，视觉继承原样式） */
.news-title a {
    color: inherit;
    text-decoration: none;
}

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

/* 荣誉卡：图标改为后台荣誉证书图片后铺满圆形 */
.honor-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
}

/* 产品详情页：概览区下方的相关推荐区（复用首页 products-section 卡片样式，仅调间距） */
.related-products-section {
    padding: 50px 0;
}

.news-image a,
.news-thumb a {
    display: block;
    width: 100%;
    height: 100%;
}

/* PbootCMS 分页条 {page:bar}，风格与 .page-btn 统一 */
.pagination .page-status {
    width: 100%;
    text-align: center;
    font-size: 13px;
    color: #999;
    margin-bottom: 4px;
}

.pagination .page-none {
    font-size: 14px;
}

.pagination .page-index,
.pagination .page-pre,
.pagination .page-next,
.pagination .page-last,
.pagination .page-numbar,
.pagination .page-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.pagination .page-index a,
.pagination .page-pre a,
.pagination .page-next a,
.pagination .page-last a,
.pagination .page-num {
    min-width: 44px;
    height: 44px;
    padding: 0 14px;
    border: 2px solid #e8e8e8;
    background: var(--white);
    color: var(--text-dark);
    border-radius: 12px;
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    box-sizing: border-box;
    transition: var(--transition);
}

.pagination .page-index a:hover,
.pagination .page-pre a:hover,
.pagination .page-next a:hover,
.pagination .page-last a:hover,
.pagination a.page-num:hover {
    border-color: var(--secondary-color);
    color: var(--secondary-color);
    transform: translateY(-2px);
}

.pagination .page-num-current {
    background: var(--primary-color) !important;
    border-color: var(--primary-color) !important;
    color: var(--white) !important;
    box-shadow: 0 4px 15px rgba(26, 54, 93, 0.3);
}

/* ---------- 4. 工艺流程特色 ---------- */
.craft-section {
    padding: 120px 40px;
    background: var(--white);
}

.craft-grid {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.craft-card {
    position: relative;
    background: var(--white);
    border-radius: 20px;
    padding: 40px 30px 30px;
    text-align: center;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.06);
    border: 1px solid rgba(26, 54, 93, 0.05);
    transition: var(--transition);
}

.craft-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(26, 54, 93, 0.12);
    border-color: rgba(212, 160, 23, 0.3);
}

.craft-step {
    position: absolute;
    top: 15px;
    right: 20px;
    font-size: 14px;
    font-weight: 700;
    color: var(--secondary-color);
    font-family: 'Noto Serif SC', serif;
    letter-spacing: 1px;
    opacity: 0.6;
}

.craft-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 25px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 34px;
    color: var(--white);
    transition: var(--transition);
    box-shadow: 0 8px 24px rgba(26, 54, 93, 0.25);
}

.craft-card:hover .craft-icon {
    transform: scale(1.08) rotate(-5deg);
    background: linear-gradient(135deg, var(--secondary-color), #c9940f);
    box-shadow: 0 12px 30px rgba(212, 160, 23, 0.35);
}

.craft-card h3 {
    font-size: 20px;
    font-family: 'Noto Serif SC', serif;
    color: var(--primary-color);
    margin-bottom: 12px;
}

.craft-card p {
    font-size: 14px;
    line-height: 1.8;
    color: var(--text-light);
}

/* 最后一块 CTA 卡 */
.craft-card-cta {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
    color: var(--white);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.craft-card-cta .craft-step {
    color: rgba(255, 255, 255, 0.6);
}

.craft-card-cta .craft-icon {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(6px);
    box-shadow: none;
}

.craft-card-cta h3 {
    color: var(--white);
}

.craft-card-cta p {
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 20px;
}

.craft-btn {
    padding: 14px 32px !important;
    font-size: 14px !important;
}

/* ---------- 5. 定制服务深蓝 CTA 板块 ---------- */
.custom-section {
    padding: 120px 40px;
    background: var(--primary-color);
    position: relative;
    overflow: hidden;
}

.custom-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 80 80"><circle cx="40" cy="40" r="1" fill="rgba(255,255,255,0.05)"/></svg>');
    background-size: 80px 80px;
}

.custom-section::after {
    content: '';
    position: absolute;
    right: -150px;
    top: -150px;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(212, 160, 23, 0.15), transparent 70%);
    pointer-events: none;
}

.custom-container {
    max-width: 1400px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 80px;
    align-items: center;
}

.section-title-light {
    font-size: 42px;
    font-family: 'Noto Serif SC', serif;
    color: var(--white);
    margin-bottom: 20px;
    line-height: 1.3;
}

.custom-desc {
    color: rgba(255, 255, 255, 0.85);
    font-size: 16px;
    line-height: 1.9;
    margin-bottom: 35px;
}

.custom-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.custom-list li {
    color: rgba(255, 255, 255, 0.92);
    font-size: 15px;
    line-height: 2;
    padding-left: 30px;
    position: relative;
    margin-bottom: 8px;
}

.custom-list li i {
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    color: var(--secondary-color);
    font-size: 18px;
}

.custom-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(14px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 25px;
    padding: 50px 40px;
    color: var(--white);
}

.custom-card h3 {
    font-size: 26px;
    font-family: 'Noto Serif SC', serif;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.custom-card h3 i {
    color: var(--secondary-color);
}

.custom-card > p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 14px;
    margin-bottom: 30px;
    line-height: 1.8;
}

.custom-contacts {
    display: flex;
    flex-direction: column;
    gap: 18px;
    margin-bottom: 30px;
}

.custom-contacts .contact-item {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 18px 22px;
}

.custom-contacts .contact-text h4 {
    color: var(--white);
    font-size: 15px;
}

.custom-contacts .contact-text p {
    color: rgba(255, 255, 255, 0.85);
}

.custom-card-btn {
    width: 100%;
    justify-content: center;
    padding: 16px 30px !important;
    font-size: 15px !important;
}

/* ---------- 6. FAQ 折叠面板 ---------- */
.faq-section {
    padding: 120px 40px;
    background: linear-gradient(180deg, var(--white) 0%, var(--light-blue) 100%);
}

.faq-container {
    max-width: 1000px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.faq-item {
    background: var(--white);
    border-radius: 18px;
    overflow: hidden;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.05);
    border: 1px solid rgba(26, 54, 93, 0.06);
    transition: var(--transition);
}

.faq-item:hover {
    box-shadow: 0 14px 40px rgba(26, 54, 93, 0.1);
    border-color: rgba(212, 160, 23, 0.25);
}

.faq-item.active {
    box-shadow: 0 14px 40px rgba(212, 160, 23, 0.12);
    border-color: rgba(212, 160, 23, 0.4);
}

.faq-question {
    padding: 24px 30px;
    font-size: 17px;
    font-weight: 600;
    font-family: 'Noto Serif SC', serif;
    color: var(--primary-color);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    transition: var(--transition);
    user-select: none;
}

.faq-question:hover {
    color: var(--secondary-color);
}

.faq-question i {
    font-size: 18px;
    color: var(--secondary-color);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    flex-shrink: 0;
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s cubic-bezier(0.4, 0, 0.2, 1), padding 0.4s ease;
    padding: 0 30px;
}

.faq-item.active .faq-answer {
    max-height: 600px;
    padding: 0 30px 26px;
}

.faq-answer p {
    color: var(--text-light);
    font-size: 15px;
    line-height: 2;
    padding-top: 4px;
    border-top: 1px dashed rgba(26, 54, 93, 0.08);
    padding-top: 18px;
}

.faq-answer strong {
    color: var(--primary-color);
    font-weight: 600;
}

/* ---------- 7. 产品页响应式 ---------- */
@media (max-width: 1200px) {
    .products-full-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .craft-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .custom-container {
        grid-template-columns: 1fr;
        gap: 50px;
    }
}

@media (max-width: 992px) {
    .banner-title {
        font-size: 48px;
    }
    .page-banner {
        min-height: 420px;
        padding: 140px 20px 80px;
    }
}

@media (max-width: 768px) {
    .page-banner {
        min-height: 360px;
        padding: 120px 20px 60px;
    }
    .banner-title {
        font-size: 34px;
    }
    .banner-desc {
        font-size: 15px;
    }
    .banner-desc br {
        display: none;
    }

    .products-full-section,
    .craft-section,
    .custom-section,
    .faq-section {
        padding: 80px 20px;
    }

    .tabs-container {
        padding: 10px;
        gap: 8px;
        border-radius: 30px;
    }
    .tab-btn {
        padding: 10px 18px;
        font-size: 13px;
    }

    .products-full-grid,
    .craft-grid {
        grid-template-columns: 1fr;
    }

    .product-full-card .product-image {
        height: 280px;
    }

    .section-title-light {
        font-size: 32px;
    }

    .custom-card {
        padding: 35px 25px;
    }

    .faq-question {
        font-size: 15px;
        padding: 20px 22px;
    }
    .faq-answer {
        padding: 0 22px;
    }
    .faq-item.active .faq-answer {
        padding: 0 22px 22px;
    }
    .faq-answer p {
        font-size: 14px;
        line-height: 1.9;
    }

    .pagination {
        gap: 6px;
    }
    .page-btn {
        width: 40px;
        height: 40px;
    }
}

/* ================================================== */
/* ===== about / news / heritage / contact 专属 ====== */
/* ================================================== */

/* ===== about.html: 品牌故事 ===== */
.story-section { padding: 120px 40px; background: var(--white); }
.story-container { max-width: 1400px; margin: 0 auto; display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.story-image { position: relative; }
.story-image img { width: 100%; height: 500px; object-fit: cover; border-radius: 20px; box-shadow: 0 20px 60px rgba(0,0,0,0.1); }
.story-image::before { content: ''; position: absolute; top: 0px; left: 0px; width: 100%; height: 100%; border: 0px solid var(--secondary-color); border-radius: 20px; z-index: -1; }
.story-content .section-subtitle { color: var(--secondary-color); font-size: 14px; letter-spacing: 3px; text-transform: uppercase; margin-bottom: 15px; }
.story-content h2 { font-size: 42px; font-family: 'Noto Serif SC', serif; color: var(--primary-color); margin-bottom: 20px; line-height: 1.3; }
.story-content h2 span { color: var(--secondary-color); }
.story-content p { color: var(--text-light); font-size: 16px; line-height: 1.8; margin-bottom: 20px; }

/* ===== about.html: 时间线 ===== */
.timeline-section { padding: 120px 40px; background: linear-gradient(180deg, var(--light-blue) 0%, var(--white) 100%); }
.timeline { max-width: 900px; margin: 60px auto 0; position: relative; }
.timeline::before { content: ''; position: absolute; left: 50%; top: 0; bottom: 0; width: 3px; background: linear-gradient(180deg, var(--primary-color), var(--secondary-color)); transform: translateX(-50%); }
.timeline-item { display: grid; grid-template-columns: 1fr 60px 1fr; gap: 30px; margin-bottom: 50px; align-items: center; }
.timeline-item:last-child { margin-bottom: 0; }
.timeline-content { background: var(--white); padding: 30px; border-radius: 20px; box-shadow: 0 10px 40px rgba(0,0,0,0.08); transition: var(--transition); }
.timeline-content:hover { transform: translateY(-5px); box-shadow: 0 15px 50px rgba(0,0,0,0.12); }
.timeline-item:nth-child(odd) .timeline-content { text-align: right; }
.timeline-item:nth-child(even) .timeline-content { grid-column: 3; }
.timeline-dot { width: 18px; height: 18px; background: var(--secondary-color); border-radius: 50%; border: 4px solid var(--white); box-shadow: 0 0 0 4px rgba(212,160,23,0.3); justify-self: center; position: relative; z-index: 2; }
.timeline-year { font-size: 28px; font-family: 'Noto Serif SC', serif; color: var(--secondary-color); font-weight: 700; margin-bottom: 8px; }
.timeline-title { font-size: 18px; font-family: 'Noto Serif SC', serif; color: var(--primary-color); margin-bottom: 8px; }
.timeline-desc { font-size: 14px; color: var(--text-light); line-height: 1.7; }

/* ===== about.html: 传承人 ===== */
.team-section { padding: 120px 40px; background: var(--white); }
.team-grid { max-width: 1400px; margin: 0 auto; display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; }
.team-card { background: var(--white); border-radius: 20px; overflow: hidden; box-shadow: 0 10px 40px rgba(0,0,0,0.08); transition: var(--transition); }
.team-card:hover { transform: translateY(-10px); box-shadow: 0 20px 60px rgba(0,0,0,0.15); }
.team-avatar { width: 100%; height: 280px; overflow: hidden; position: relative; }
.team-avatar img { width: 100%; height: 100%; object-fit: cover; transition: var(--transition); }
.team-card:hover .team-avatar img { transform: scale(1.1); }
.team-info { padding: 25px; text-align: center; }
.team-name { font-size: 20px; font-family: 'Noto Serif SC', serif; color: var(--primary-color); margin-bottom: 5px; }
.team-role { font-size: 13px; color: var(--secondary-color); margin-bottom: 12px; }
.team-bio { font-size: 14px; color: var(--text-light); line-height: 1.7; }

/* ===== about.html: 企业价值观（深蓝底，复用荣誉区风格） ===== */
.values-section { padding: 120px 40px; background: var(--primary-color); position: relative; overflow: hidden; }
.values-section::before { content: ''; position: absolute; inset: 0; background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 80 80"><circle cx="40" cy="40" r="1" fill="rgba(255,255,255,0.05)"/></svg>'); background-size: 80px 80px; }
.values-section .section-title { color: var(--white); }
.values-section .section-desc { color: rgba(255,255,255,0.8); }
.values-grid { max-width: 1200px; margin: 0 auto; display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; position: relative; z-index: 2; }
.value-card { background: rgba(255,255,255,0.1); backdrop-filter: blur(10px); border: 1px solid rgba(255,255,255,0.2); border-radius: 20px; padding: 40px 30px; text-align: center; transition: var(--transition); }
.value-card:hover { background: rgba(255,255,255,0.15); transform: translateY(-10px); }
.value-icon { width: 80px; height: 80px; background: var(--secondary-color); border-radius: 50%; display: flex; align-items: center; justify-content: center; margin: 0 auto 25px; font-size: 35px; color: var(--white); }
.value-card h3 { font-size: 22px; font-family: 'Noto Serif SC', serif; color: var(--white); margin-bottom: 12px; }
.value-card p { color: rgba(255,255,255,0.75); font-size: 14px; line-height: 1.8; }

/* ===== news.html: 头条新闻 ===== */
.news-featured-section { padding: 120px 40px 60px; background: linear-gradient(180deg, var(--light-blue) 0%, var(--white) 100%); }
.news-featured { max-width: 1400px; margin: 0 auto; display: grid; grid-template-columns: 1.5fr 1fr; gap: 30px; }
.news-featured-main { background: var(--white); border-radius: 20px; overflow: hidden; box-shadow: 0 10px 40px rgba(0,0,0,0.08); transition: var(--transition); }
.news-featured-main:hover { transform: translateY(-5px); box-shadow: 0 20px 60px rgba(0,0,0,0.12); }
.news-featured-main .news-image { height: 400px; }
.news-featured-main .news-content { padding: 35px; }
.news-featured-main .news-title { font-size: 26px; }
.news-featured-side { display: flex; flex-direction: column; gap: 20px; }
.news-featured-small { display: flex; gap: 20px; background: var(--white); border-radius: 15px; overflow: hidden; box-shadow: 0 8px 30px rgba(0,0,0,0.06); transition: var(--transition); padding: 20px; align-items: center; }
.news-featured-small:hover { transform: translateX(10px); box-shadow: 0 12px 40px rgba(0,0,0,0.1); }
.news-featured-small .news-thumb { width: 120px; height: 100px; border-radius: 12px; overflow: hidden; flex-shrink: 0; }
.news-featured-small .news-thumb img { width: 100%; height: 100%; object-fit: cover; transition: var(--transition); }
.news-featured-small:hover .news-thumb img { transform: scale(1.1); }
.news-featured-small .news-info { flex: 1; }
.news-featured-small .news-title-small { font-size: 16px; font-family: 'Noto Serif SC', serif; color: var(--primary-color); margin-bottom: 8px; line-height: 1.4; transition: var(--transition); }
.news-featured-small:hover .news-title-small { color: var(--secondary-color); }
.news-featured-small .news-date { font-size: 12px; color: var(--text-light); }
.news-list-section { padding: 60px 40px 120px; background: var(--white); }

/* ===== heritage.html: 非遗介绍 ===== */
.heritage-intro-section { padding: 120px 40px; background: var(--white); }
.heritage-intro-container { max-width: 1400px; margin: 0 auto; display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.heritage-intro-image { position: relative; }
.heritage-intro-image img { width: 100%; height: 500px; object-fit: cover; border-radius: 20px; box-shadow: 0 20px 60px rgba(0,0,0,0.1); }
.heritage-intro-image::before { content: ''; position: absolute; top: 30px; right: 30px; width: 100%; height: 100%; border: 3px solid var(--secondary-color); border-radius: 20px; z-index: -1; }
.heritage-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin: 30px 0; }
.heritage-stat { text-align: center; padding: 25px 15px; background: var(--light-blue); border-radius: 15px; transition: var(--transition); }
.heritage-stat:hover { transform: translateY(-5px); box-shadow: 0 10px 30px rgba(0,0,0,0.1); }
.heritage-stat-num { font-size: 36px; font-weight: 700; font-family: 'Noto Serif SC', serif; color: var(--secondary-color); }
.heritage-stat-label { font-size: 13px; color: var(--text-light); margin-top: 5px; }

/* ===== heritage.html: 研学体验项目 ===== */
.experience-section { padding: 120px 40px; background: linear-gradient(180deg, var(--light-blue) 0%, var(--white) 100%); }
.experience-grid { max-width: 1400px; margin: 0 auto; display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.experience-card { background: var(--white); border-radius: 20px; overflow: hidden; box-shadow: 0 10px 40px rgba(0,0,0,0.08); transition: var(--transition); }
.experience-card:hover { transform: translateY(-10px); box-shadow: 0 20px 60px rgba(0,0,0,0.15); }
.experience-image { height: 250px; overflow: hidden; position: relative; }
.experience-image img { width: 100%; height: 100%; object-fit: cover; transition: var(--transition); }
.experience-card:hover .experience-image img { transform: scale(1.1); }
.experience-tag { position: absolute; top: 18px; left: 18px; background: var(--secondary-color); color: var(--white); padding: 5px 14px; border-radius: 20px; font-size: 12px; font-weight: 600; }
.experience-info { padding: 30px; }
.experience-title { font-size: 22px; font-family: 'Noto Serif SC', serif; color: var(--primary-color); margin-bottom: 12px; }
.experience-desc { font-size: 14px; color: var(--text-light); line-height: 1.8; margin-bottom: 20px; }
.experience-meta { display: flex; justify-content: space-between; align-items: center; padding-top: 18px; border-top: 1px dashed #e8e8e8; }
.experience-price { font-size: 20px; font-weight: 700; color: var(--secondary-color); font-family: 'Noto Serif SC', serif; }
.experience-price span { font-size: 12px; font-weight: 400; color: var(--text-light); }
.experience-duration { font-size: 13px; color: var(--text-light); display: flex; align-items: center; gap: 5px; }

/* ===== heritage.html: 预约区（深蓝底CTA） ===== */
.booking-section { padding: 120px 40px; background: var(--primary-color); position: relative; overflow: hidden; }
.booking-section::before { content: ''; position: absolute; inset: 0; background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 80 80"><circle cx="40" cy="40" r="1" fill="rgba(255,255,255,0.05)"/></svg>'); background-size: 80px 80px; }
.booking-container { max-width: 1000px; margin: 0 auto; position: relative; z-index: 2; text-align: center; }
.booking-container h2 { font-size: 42px; font-family: 'Noto Serif SC', serif; color: var(--white); margin-bottom: 20px; }
.booking-container > p { color: rgba(255,255,255,0.85); font-size: 16px; line-height: 1.8; margin-bottom: 40px; max-width: 600px; margin-left: auto; margin-right: auto; }
.booking-steps { display: flex; justify-content: center; gap: 40px; margin-bottom: 40px; flex-wrap: wrap; }
.booking-step { display: flex; align-items: center; gap: 12px; color: rgba(255,255,255,0.9); font-size: 15px; }
.booking-step i { width: 45px; height: 45px; background: rgba(255,255,255,0.15); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 20px; color: var(--secondary-color); }

/* ===== contact.html: 联系方式大卡片 ===== */
.contact-cards-section { padding: 120px 40px; background: linear-gradient(180deg, var(--light-blue) 0%, var(--white) 100%); }
.contact-cards { max-width: 1200px; margin: 0 auto; display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.contact-card-big { background: var(--white); border-radius: 20px; padding: 40px 30px; text-align: center; box-shadow: 0 10px 40px rgba(0,0,0,0.06); transition: var(--transition); border-top: 4px solid var(--secondary-color); }
.contact-card-big:hover { transform: translateY(-10px); box-shadow: 0 20px 60px rgba(0,0,0,0.12); }
.contact-card-big-icon { width: 70px; height: 70px; background: linear-gradient(135deg, var(--primary-color), var(--accent-color)); border-radius: 20px; display: flex; align-items: center; justify-content: center; margin: 0 auto 20px; font-size: 30px; color: var(--white); transition: var(--transition); }
.contact-card-big:hover .contact-card-big-icon { background: linear-gradient(135deg, var(--secondary-color), #c9940f); transform: scale(1.08); }
.contact-card-big h3 { font-size: 20px; font-family: 'Noto Serif SC', serif; color: var(--primary-color); margin-bottom: 10px; }
.contact-card-big p { font-size: 15px; color: var(--text-light); line-height: 1.8; }
.contact-card-big .contact-detail { font-size: 18px; font-weight: 600; color: var(--secondary-color); margin-top: 10px; }

/* ===== contact.html: 地图 ===== */
.map-section { padding: 0 40px 120px; background: var(--white); }
.map-container { max-width: 1400px; margin: 0 auto; border-radius: 20px; overflow: hidden; box-shadow: 0 20px 60px rgba(0,0,0,0.1); }
.map-container iframe { width: 100%; height: 450px; border: 0; display: block; }

/* ===== 通用响应式（about/news/heritage/contact） ===== */
@media (max-width: 1200px) {
    .team-grid { grid-template-columns: repeat(2, 1fr); }
    .values-grid { grid-template-columns: repeat(2, 1fr); }
    .news-featured { grid-template-columns: 1fr; }
    .experience-grid { grid-template-columns: repeat(2, 1fr); }
    .contact-cards { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 992px) {
    .story-container,
    .heritage-intro-container { grid-template-columns: 1fr; gap: 60px; }
    .heritage-intro-image { order: 1; }
    .heritage-intro-content { order: 2; }
    .timeline::before { left: 30px; }
    .timeline-item { grid-template-columns: 60px 1fr; gap: 20px; }
    .timeline-item:nth-child(odd) .timeline-content,
    .timeline-item:nth-child(even) .timeline-content { grid-column: 2; text-align: left; }
    .timeline-item:nth-child(even) .timeline-dot { grid-column: 1; }
    .timeline-dot { justify-self: start; margin-left: 21px; }
}

@media (max-width: 768px) {
    .story-section, .timeline-section, .team-section, .values-section,
    .news-featured-section, .news-list-section,
    .heritage-intro-section, .experience-section, .booking-section,
    .contact-cards-section, .map-section { padding: 80px 20px; }
    .map-section { padding: 0 20px 80px; }

    .story-image img, .heritage-intro-image img { height: 300px; }
    .story-content h2, .heritage-intro-content h2 { font-size: 32px; }
    .booking-container h2 { font-size: 32px; }

    .team-grid, .values-grid, .experience-grid, .contact-cards { grid-template-columns: 1fr; }

    .news-featured-main .news-image { height: 250px; }
    .news-featured-main .news-content { padding: 25px; }
    .news-featured-main .news-title { font-size: 20px; }

    .heritage-stats { grid-template-columns: 1fr; }

    .booking-steps { gap: 20px; }

    .timeline-item { grid-template-columns: 50px 1fr; gap: 15px; }
    .timeline-dot { margin-left: 16px; }
    .timeline-content { padding: 20px; }
    .timeline-year { font-size: 22px; }
}

/* ================================================== */
/* ================ news-detail 专属 ================= */
/* ================================================== */

/* 详情页紧凑头部（替代大Banner） */
.news-detail-header-section {
    padding: 140px 40px 60px;
    background:
        linear-gradient(135deg, rgba(26, 54, 93, 0.92) 0%, rgba(44, 82, 130, 0.85) 100%),
        url('../images/news-exhibition.jpg') center/cover no-repeat;
    position: relative;
    overflow: hidden;
}
.news-detail-header-section::before {
    content: '';
    position: absolute; inset: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 80 80"><circle cx="40" cy="40" r="1" fill="rgba(255,255,255,0.06)"/></svg>');
    background-size: 80px 80px; pointer-events: none;
}
.news-detail-header-inner {
    max-width: 900px; margin: 0 auto; position: relative; z-index: 2; text-align: center;
}
.news-detail-header-inner .breadcrumb {
    margin-bottom: 25px;
}
.news-detail-header-inner .news-tag {
    display: inline-block;
    background: rgba(212, 160, 23, 0.2);
    border: 1px solid var(--secondary-color);
    color: var(--secondary-color);
    padding: 6px 18px; border-radius: 20px;
    font-size: 13px; font-weight: 500; letter-spacing: 1px;
    margin-bottom: 20px;
    text-decoration: none;
    transition: var(--transition);
}

.news-detail-header-inner .news-tag:hover {
    background: var(--secondary-color);
    color: var(--white);
}
.news-detail-title {
    font-size: 40px; font-weight: 700; font-family: 'Noto Serif SC', serif;
    color: var(--white); line-height: 1.4; margin-bottom: 25px;
}
.news-detail-info {
    display: flex; justify-content: center; align-items: center; gap: 25px; flex-wrap: wrap;
    color: rgba(255, 255, 255, 0.8); font-size: 14px;
}
.news-detail-info span { display: inline-flex; align-items: center; gap: 6px; }
.news-detail-info i { color: var(--secondary-color); font-size: 16px; }

/* 详情页主体布局 */
.news-detail-section { padding: 80px 40px; background: var(--white); }
.news-detail-container {
    max-width: 1200px; margin: 0 auto;
    display: grid; grid-template-columns: 1fr 340px; gap: 50px;
}

/* 左侧文章主体 */
.news-detail-main {}
.news-detail-cover {
    width: 100%; height: 450px; object-fit: cover; border-radius: 20px;
    margin-bottom: 40px; box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
}
.news-detail-body { font-size: 16px; line-height: 2; color: var(--text-dark); }
.news-detail-body p { margin-bottom: 25px; }
.news-detail-body h3 {
    font-size: 24px; font-family: 'Noto Serif SC', serif; color: var(--primary-color);
    margin: 35px 0 18px; padding-left: 18px; border-left: 4px solid var(--secondary-color);
}
.news-detail-body img {
    width: 100%; border-radius: 15px; margin: 30px 0; box-shadow: 0 10px 40px rgba(0,0,0,0.08);
}
.news-detail-body .img-caption {
    text-align: center; font-size: 14px; color: var(--text-light); margin-top: -18px; margin-bottom: 30px;
}
.news-detail-body blockquote {
    background: var(--light-blue); border-left: 4px solid var(--secondary-color);
    padding: 25px 30px; border-radius: 0 15px 15px 0; margin: 30px 0;
    font-size: 16px; color: var(--primary-color); line-height: 1.9; font-style: italic;
}
.news-detail-body blockquote::before {
    content: '\201C'; font-size: 50px; color: var(--secondary-color);
    font-family: 'Noto Serif SC', serif; line-height: 0.5; vertical-align: -15px; margin-right: 5px;
}
.news-detail-body strong { color: var(--primary-color); font-weight: 600; }
.news-detail-body ul, .news-detail-body ol { margin-bottom: 25px; padding-left: 25px; }
.news-detail-body li { margin-bottom: 10px; line-height: 1.9; }

/* 标签 + 分享 */
.news-detail-footer {
    display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 20px;
    margin-top: 40px; padding-top: 30px; border-top: 1px solid #eee;
}
.news-detail-tags { display: flex; gap: 10px; flex-wrap: wrap; }
.news-detail-tags a {
    background: var(--light-blue); color: var(--primary-color); padding: 6px 16px;
    border-radius: 20px; font-size: 13px; text-decoration: none; transition: var(--transition);
}
.news-detail-tags a:hover { background: var(--primary-color); color: var(--white); }
.news-share { display: flex; align-items: center; gap: 10px; }
.news-share span { font-size: 14px; color: var(--text-light); }
.news-share a {
    width: 38px; height: 38px; border-radius: 50%; display: flex; align-items: center; justify-content: center;
    font-size: 16px; color: var(--white); text-decoration: none; transition: var(--transition);
}
.news-share a:hover { transform: translateY(-3px); }
.share-wechat { background: #07c160; }
.share-weibo { background: #e6162d; }
.share-qq { background: #12b7f5; }
.share-copy { background: var(--text-light); }

/* 上下篇导航 */
.news-nav {
    display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 40px;
}
.news-nav-item {
    display: flex; flex-direction: column; gap: 8px; padding: 25px 30px;
    background: var(--light-blue); border-radius: 15px; text-decoration: none; transition: var(--transition);
}
.news-nav-item:hover { background: var(--primary-color); transform: translateY(-3px); box-shadow: 0 10px 30px rgba(0,0,0,0.1); }
.news-nav-item.next { text-align: right; }
.news-nav-label { font-size: 13px; color: var(--text-light); display: flex; align-items: center; gap: 5px; }
.news-nav-item:hover .news-nav-label { color: rgba(255,255,255,0.7); }
.news-nav-title { font-size: 16px; font-family: 'Noto Serif SC', serif; color: var(--primary-color); line-height: 1.5; }
.news-nav-item:hover .news-nav-title { color: var(--white); }

/* 右侧侧边栏 */
.news-sidebar { display: flex; flex-direction: column; gap: 30px; }
.sidebar-card {
    background: var(--white); border-radius: 20px; padding: 30px;
    box-shadow: 0 8px 30px rgba(0,0,0,0.06); border: 1px solid rgba(26,54,93,0.05);
}
.sidebar-title {
    font-size: 18px; font-family: 'Noto Serif SC', serif; color: var(--primary-color);
    margin-bottom: 20px; padding-bottom: 15px; border-bottom: 2px solid var(--light-blue);
    display: flex; align-items: center; gap: 8px;
}
.sidebar-title i { color: var(--secondary-color); }

/* 热门新闻列表 */
.sidebar-news-list { list-style: none; padding: 0; margin: 0; }
.sidebar-news-list li {
    display: flex; gap: 15px; padding: 15px 0; border-bottom: 1px dashed #eee; transition: var(--transition);
}
.sidebar-news-list li:last-child { border-bottom: none; }
.sidebar-news-list li:hover { padding-left: 5px; }
.sidebar-news-num {
    width: 28px; height: 28px; border-radius: 8px; display: flex; align-items: center; justify-content: center;
    font-size: 14px; font-weight: 700; font-family: 'Noto Serif SC', serif; flex-shrink: 0;
    background: var(--light-blue); color: var(--primary-color);
}
.sidebar-news-list li:nth-child(1) .sidebar-news-num { background: var(--secondary-color); color: var(--white); }
.sidebar-news-list li:nth-child(2) .sidebar-news-num { background: #c9940f; color: var(--white); }
.sidebar-news-list li:nth-child(3) .sidebar-news-num { background: #b8860b; color: var(--white); }
.sidebar-news-info { flex: 1; }
.sidebar-news-info a {
    font-size: 14px; font-family: 'Noto Serif SC', serif; color: var(--primary-color);
    text-decoration: none; line-height: 1.5; transition: var(--transition); display: block;
}
.sidebar-news-info a:hover { color: var(--secondary-color); }
.sidebar-news-info .news-date { font-size: 12px; color: var(--text-light); margin-top: 4px; display: block; }

/* 分类列表 */
.sidebar-categories { list-style: none; padding: 0; margin: 0; }
.sidebar-categories li { margin-bottom: 10px; }
.sidebar-categories a {
    display: flex; justify-content: space-between; align-items: center;
    padding: 12px 18px; background: var(--light-blue); border-radius: 12px;
    color: var(--primary-color); text-decoration: none; font-size: 14px; font-weight: 500; transition: var(--transition);
}
.sidebar-categories a:hover { background: var(--primary-color); color: var(--white); transform: translateX(5px); }
.sidebar-categories .cat-count {
    background: rgba(26,54,93,0.1); padding: 2px 10px; border-radius: 10px; font-size: 12px;
}
.sidebar-categories a:hover .cat-count { background: rgba(255,255,255,0.2); color: var(--white); }

/* 标签云 */
.sidebar-tags { display: flex; flex-wrap: wrap; gap: 10px; }
.sidebar-tags a {
    padding: 6px 14px; background: var(--light-blue); color: var(--primary-color);
    border-radius: 20px; font-size: 13px; text-decoration: none; transition: var(--transition);
}
.sidebar-tags a:hover { background: var(--secondary-color); color: var(--white); transform: translateY(-2px); }

/* CTA 小卡 */
.sidebar-cta {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 20px; padding: 35px 30px; text-align: center; color: var(--white);
    position: relative; overflow: hidden;
}
.sidebar-cta::before {
    content: ''; position: absolute; right: -50px; top: -50px;
    width: 150px; height: 150px; background: radial-gradient(circle, rgba(212,160,23,0.2), transparent 70%);
}
.sidebar-cta i { font-size: 40px; color: var(--secondary-color); margin-bottom: 15px; display: block; }
.sidebar-cta h4 { font-size: 20px; font-family: 'Noto Serif SC', serif; margin-bottom: 10px; }
.sidebar-cta p { font-size: 14px; color: rgba(255,255,255,0.8); line-height: 1.7; margin-bottom: 20px; }
.sidebar-cta .btn-primary { width: 100%; justify-content: center; padding: 14px !important; font-size: 14px !important; }

/* 响应式 */
@media (max-width: 992px) {
    .news-detail-container { grid-template-columns: 1fr; }
    .news-detail-title { font-size: 30px; }
    .news-detail-cover { height: 300px; }
    .news-nav { grid-template-columns: 1fr; }
    .news-nav-item.next { text-align: left; }
}
@media (max-width: 768px) {
    .news-detail-header-section { padding: 120px 20px 50px; }
    .news-detail-title { font-size: 24px; }
    .news-detail-info { gap: 15px; font-size: 13px; }
    .news-detail-section { padding: 50px 20px; }
    .news-detail-cover { height: 220px; margin-bottom: 30px; }
    .news-detail-body { font-size: 15px; line-height: 1.9; }
    .news-detail-body h3 { font-size: 20px; }
    .news-detail-footer { flex-direction: column; align-items: flex-start; }
    .news-nav-item { padding: 20px; }
}

/* ================================================== */
/* ============= product-detail 商品详情专属 ========= */
/* ================================================== */

/* 详情页紧凑头部 */
.product-detail-header-section {
    padding: 130px 40px 40px;
    background:
        linear-gradient(135deg, rgba(26, 54, 93, 0.92) 0%, rgba(44, 82, 130, 0.85) 100%),
        url('../images/product-cloth.jpg') center/cover no-repeat;
    position: relative; overflow: hidden;
}
.product-detail-header-section::before {
    content: ''; position: absolute; inset: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 80 80"><circle cx="40" cy="40" r="1" fill="rgba(255,255,255,0.06)"/></svg>');
    background-size: 80px 80px; pointer-events: none;
}
.product-detail-header-inner { max-width: 1200px; margin: 0 auto; position: relative; z-index: 2; }

/* 商品概览主区 */
.product-overview-section { padding: 80px 40px; background: var(--white); }
.product-overview-container {
    max-width: 1200px; margin: 0 auto;
    display: grid; grid-template-columns: 1.1fr 1fr 340px; gap: 40px;
}

/* 主图相册 */
.product-gallery {}
.product-main-img-wrap {
    width: 100%; height: 500px; border-radius: 20px; overflow: hidden; position: relative;
    box-shadow: 0 20px 60px rgba(0,0,0,0.1);
    background: var(--light-blue);
}
.product-main-img-wrap img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s ease; cursor: zoom-in; }
.product-main-img-wrap:hover img { transform: scale(1.1); }
.product-badge {
    position: absolute; top: 18px; left: 18px; background: var(--secondary-color); color: var(--white);
    padding: 5px 14px; border-radius: 20px; font-size: 12px; font-weight: 600; letter-spacing: 1px; z-index: 3;
    box-shadow: 0 4px 12px rgba(212,160,23,0.4);
}
.product-zoom-tip {
    position: absolute; bottom: 18px; right: 18px; background: rgba(0,0,0,0.5); backdrop-filter: blur(6px);
    color: var(--white); padding: 6px 14px; border-radius: 20px; font-size: 12px; display: inline-flex;
    align-items: center; gap: 5px; z-index: 3;
}
.product-thumbs { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; margin-top: 20px; }
.product-thumb {
    width: 100%; height: 100px; border-radius: 12px; overflow: hidden; cursor: pointer;
    border: 3px solid transparent; transition: var(--transition); background: var(--light-blue);
}
.product-thumb.active { border-color: var(--secondary-color); box-shadow: 0 4px 15px rgba(212,160,23,0.3); }
.product-thumb:hover:not(.active) { transform: translateY(-3px); border-color: rgba(26,54,93,0.2); }
.product-thumb img { width: 100%; height: 100%; object-fit: cover; }

/* 商品信息右侧 */
.product-info-main {}
.product-code-tag {
    display: inline-block; background: var(--light-blue); color: var(--primary-color);
    padding: 5px 14px; border-radius: 20px; font-size: 13px; font-weight: 500; margin-bottom: 15px;
}
.product-title-h1 {
    font-size: 34px; font-family: 'Noto Serif SC', serif; color: var(--primary-color);
    line-height: 1.4; margin-bottom: 12px;
}
.product-subtitle {
    font-size: 16px; color: var(--text-light); line-height: 1.7; margin-bottom: 25px;
    padding-bottom: 25px; border-bottom: 1px dashed #eee;
}
.product-price-box {
    background: linear-gradient(135deg, rgba(212,160,23,0.08), rgba(212,160,23,0.02));
    border: 1px solid rgba(212,160,23,0.2); border-radius: 15px; padding: 25px 30px; margin-bottom: 25px;
    display: flex; align-items: baseline; gap: 20px; flex-wrap: wrap;
}
.product-price-label { font-size: 14px; color: var(--text-light); }
.product-price-num {
    font-size: 42px; font-weight: 700; font-family: 'Noto Serif SC', serif; color: var(--secondary-color);
    line-height: 1;
}
.product-price-unit { font-size: 14px; color: var(--text-light); }
.product-price-original {
    font-size: 16px; color: #bbb; text-decoration: line-through; text-decoration-color: #bbb;
}
.product-price-note { font-size: 13px; color: var(--text-light); width: 100%; margin-top: -5px; }

/* 规格/数量选择 */
.product-options { display: flex; flex-direction: column; gap: 12px; margin-bottom: 25px; }
.product-option-item {
    display: flex; align-items: baseline; gap: 14px;
    background: var(--light-blue); border-radius: 12px; padding: 14px 18px;
}
.product-option-item .opt-name {
    flex-shrink: 0; display: inline-flex; align-items: center; gap: 6px;
    font-size: 14px; font-weight: 600; color: var(--primary-color);
}
.product-option-item .opt-name i { color: var(--secondary-color); font-size: 16px; }
.product-option-item .opt-val { font-size: 15px; color: var(--text-dark); line-height: 1.6; word-break: break-all; }

/* 服务承诺行 + 咨询按钮 */
.product-service-row {
    display: flex; flex-wrap: wrap; gap: 12px 24px; margin-bottom: 36px;
    font-size: 14px; color: var(--text-light); padding-top: 20px; border-top: 1px dashed #e8edf2;
}
.product-service-row span { display: inline-flex; align-items: center; gap: 7px; }
.product-service-row i { color: var(--secondary-color); font-size: 16px; }
.product-inquiry-btn {
    flex: 0 0 auto; display: inline-flex; padding: 15px 48px; text-decoration: none;
}
.product-option-row { display: flex; align-items: flex-start; gap: 15px; }
.product-option-label {
    width: 80px; flex-shrink: 0; font-size: 14px; color: var(--text-light); padding-top: 8px;
}
.product-option-content { flex: 1; }
.spec-list { display: flex; flex-wrap: wrap; gap: 10px; }
.spec-item {
    padding: 8px 18px; border: 2px solid #e0e0e0; border-radius: 10px; cursor: pointer;
    font-size: 14px; color: var(--text-dark); transition: var(--transition); user-select: none;
}
.spec-item:hover:not(.disabled) { border-color: var(--primary-color); color: var(--primary-color); }
.spec-item.active { border-color: var(--secondary-color); background: rgba(212,160,23,0.08); color: var(--primary-color); font-weight: 600; }
.spec-item.disabled { opacity: 0.4; cursor: not-allowed; text-decoration: line-through; }
.spec-item small { font-size: 11px; color: var(--text-light); margin-left: 5px; font-weight: 400; }

.qty-input-wrap {
    display: inline-flex; align-items: center; border: 2px solid #e0e0e0; border-radius: 12px; overflow: hidden;
}
.qty-input-wrap button {
    width: 42px; height: 42px; border: none; background: var(--light-blue); color: var(--primary-color);
    cursor: pointer; font-size: 18px; font-weight: 600; transition: var(--transition);
}
.qty-input-wrap button:hover:not(:disabled) { background: var(--primary-color); color: var(--white); }
.qty-input-wrap button:disabled { opacity: 0.3; cursor: not-allowed; }
.qty-input-wrap input {
    width: 70px; height: 42px; border: none; outline: none; text-align: center; font-size: 16px; font-weight: 600;
    color: var(--primary-color); background: var(--white);
}
.qty-tip { font-size: 13px; color: var(--text-light); margin-top: 8px; }

/* CTA 按钮组 */
.product-cta-row { display: flex; gap: 15px; margin-bottom: 25px; }
.product-btn-primary, .product-btn-secondary {
    flex: 1; padding: 16px 20px; border-radius: 15px; font-size: 15px; font-weight: 600;
    text-decoration: none; display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    transition: var(--transition); cursor: pointer; border: none; font-family: inherit;
}
.product-btn-primary {
    background: linear-gradient(135deg, var(--secondary-color), #c9940f); color: var(--white);
    box-shadow: 0 6px 20px rgba(212,160,23,0.35);
}
.product-btn-primary:hover { transform: translateY(-3px); box-shadow: 0 10px 30px rgba(212,160,23,0.45); color: var(--white); }
.product-btn-secondary {
    background: var(--white); color: var(--primary-color); border: 2px solid var(--primary-color);
}
.product-btn-secondary:hover { background: var(--primary-color); color: var(--white); transform: translateY(-3px); }
.product-cta-service { display: flex; gap: 20px; flex-wrap: wrap; font-size: 13px; color: var(--text-light); padding-top: 20px; border-top: 1px dashed #eee; }
.product-cta-service span { display: inline-flex; align-items: center; gap: 5px; }
.product-cta-service i { color: var(--secondary-color); }

/* 商品详情页侧边栏（与 news-detail 复用结构 + 新增热销商品） */
.product-sidebar { display: flex; flex-direction: column; gap: 30px; }
.product-sidebar .sidebar-card h3.sidebar-title { margin: 0 0 20px; }
.product-sidebar-list { list-style: none; padding: 0; margin: 0; }
.product-sidebar-list li {
    display: flex; gap: 12px; padding: 12px 0; border-bottom: 1px dashed #eee; transition: var(--transition);
}
.product-sidebar-list li:last-child { border-bottom: none; }
.product-sidebar-list li:hover { padding-left: 5px; }
.product-sidebar-img {
    width: 60px; height: 60px; border-radius: 10px; overflow: hidden; flex-shrink: 0; background: var(--light-blue);
}
.product-sidebar-img img { width: 100%; height: 100%; object-fit: cover; transition: var(--transition); }
.product-sidebar-list li:hover .product-sidebar-img img { transform: scale(1.1); }
.product-sidebar-info { flex: 1; display: flex; flex-direction: column; justify-content: space-between; }
.product-sidebar-info a {
    font-size: 13px; font-family: 'Noto Serif SC', serif; color: var(--primary-color);
    text-decoration: none; line-height: 1.4; transition: var(--transition);
}
.product-sidebar-info a:hover { color: var(--secondary-color); }
.product-sidebar-price { font-size: 14px; font-weight: 700; color: var(--secondary-color); font-family: 'Noto Serif SC', serif; }
.product-sidebar-price span { font-size: 11px; font-weight: 400; color: var(--text-light); }

/* ============ Tabs 详情区域 ============ */
.product-detail-tabs-section { padding: 40px 40px 100px; background: linear-gradient(180deg, var(--white), var(--light-blue)); }
.detail-tabs-container { max-width: 1200px; margin: 0 auto; }
.detail-tabs-nav {
    display: flex; justify-content: center; flex-wrap: wrap; gap: 10px; margin-bottom: 40px;
    padding: 8px; background: var(--white); border-radius: 50px; box-shadow: 0 10px 40px rgba(26,54,93,0.08);
}
.detail-tab-btn {
    padding: 12px 28px; border: none; background: transparent; border-radius: 40px;
    font-size: 15px; font-weight: 500; color: var(--text-dark); cursor: pointer; transition: var(--transition); font-family: inherit;
}
.detail-tab-btn:hover { background: var(--light-blue); color: var(--primary-color); }
.detail-tab-btn.active { background: var(--primary-color); color: var(--white); box-shadow: 0 4px 18px rgba(26,54,93,0.35); }

.detail-tab-panel { display: none; background: var(--white); border-radius: 20px; padding: 50px; box-shadow: 0 10px 40px rgba(0,0,0,0.06); }
.detail-tab-panel.active { display: block; animation: fadeInUp 0.6s ease both; }

.detail-tab-panel h2 {
    font-size: 26px; font-family: 'Noto Serif SC', serif; color: var(--primary-color);
    margin-bottom: 20px; padding-left: 18px; border-left: 4px solid var(--secondary-color); line-height: 1.4;
}
.detail-tab-panel h3 {
    font-size: 20px; font-family: 'Noto Serif SC', serif; color: var(--primary-color);
    margin: 30px 0 15px; padding-left: 15px; border-left: 3px solid var(--secondary-color);
}
.detail-tab-panel p { font-size: 15px; line-height: 2; color: var(--text-dark); margin-bottom: 18px; }
.detail-tab-panel img { width: 100%; border-radius: 15px; margin: 30px 0; box-shadow: 0 10px 40px rgba(0,0,0,0.08); }
.detail-tab-panel ul { padding-left: 25px; margin-bottom: 20px; }
.detail-tab-panel li { font-size: 15px; line-height: 2; color: var(--text-dark); }
.detail-tab-panel strong { color: var(--primary-color); font-weight: 600; }

/* 工艺参数表 */
.spec-table { width: 100%; border-collapse: collapse; border-radius: 15px; overflow: hidden; margin: 20px 0; }
.spec-table th, .spec-table td { padding: 15px 20px; text-align: left; border-bottom: 1px solid #eee; font-size: 14px; }
.spec-table th {
    background: var(--light-blue); color: var(--primary-color); font-weight: 600; width: 200px;
    font-family: 'Noto Serif SC', serif;
}
.spec-table tr:last-child th, .spec-table tr:last-child td { border-bottom: none; }

/* 评价卡片 */
.review-stars { color: var(--secondary-color); font-size: 16px; letter-spacing: 2px; }
.review-item { padding: 25px 0; border-bottom: 1px dashed #eee; display: flex; gap: 20px; }
.review-item:last-child { border-bottom: none; }
.review-avatar {
    width: 50px; height: 50px; border-radius: 50%; flex-shrink: 0;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    display: flex; align-items: center; justify-content: center; color: var(--white); font-size: 18px; font-weight: 600;
    font-family: 'Noto Serif SC', serif;
}
.review-main { flex: 1; }
.review-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; flex-wrap: wrap; gap: 10px; }
.review-user { font-size: 14px; font-weight: 600; color: var(--primary-color); }
.review-date { font-size: 12px; color: var(--text-light); }
.review-spec { font-size: 12px; color: var(--text-light); margin-bottom: 10px; }
.review-text { font-size: 14px; line-height: 1.8; color: var(--text-dark); }

/* ============ 相关推荐 ============ */
.product-related-section { padding: 40px 40px 120px; background: var(--white); }
.product-related-container { max-width: 1200px; margin: 0 auto; }
.product-related-container .section-header { padding-top: 0; }
.product-related-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 25px; }
.product-related-grid .product-card.product-full-card { box-shadow: 0 8px 30px rgba(0,0,0,0.06); }

/* ============ 响应式 ============ */
@media (max-width: 1200px) {
    .product-overview-container { grid-template-columns: 1fr 1fr; }
    .product-sidebar { grid-column: 1 / -1; flex-direction: row; flex-wrap: wrap; }
    .product-sidebar .sidebar-card { flex: 1 1 300px; }
    .product-main-img-wrap { height: 420px; }
    .product-related-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 992px) {
    .product-overview-container { grid-template-columns: 1fr; }
    .product-sidebar { flex-direction: column; }
    .product-title-h1 { font-size: 26px; }
    .product-main-img-wrap { height: 320px; }
    .detail-tab-panel { padding: 30px 25px; }
    .detail-tab-panel h2 { font-size: 22px; }
    .product-related-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
    .product-detail-header-section { padding: 110px 20px 30px; }
    .product-overview-section, .product-detail-tabs-section, .product-related-section { padding: 50px 20px; }
    .product-related-section { padding-bottom: 80px; }
    .product-main-img-wrap { height: 260px; }
    .product-thumbs { grid-template-columns: repeat(4, 1fr); }
    .product-thumb { height: 80px; }
    .product-thumb:nth-child(5) { display: none; }
    .product-title-h1 { font-size: 22px; }
    .product-price-num { font-size: 32px; }
    .product-option-row { flex-direction: column; gap: 10px; }
    .product-option-label { padding-top: 0; }
    .product-option-item { padding: 12px 14px; gap: 10px; }
    .product-inquiry-btn { width: 100%; justify-content: center; }
    .product-service-row { gap: 8px 16px; }
    .product-cta-row { flex-direction: column; }
    .detail-tabs-nav { border-radius: 30px; padding: 6px; gap: 5px; }
    .detail-tab-btn { padding: 10px 18px; font-size: 13px; }
    .spec-table th { width: 100px; padding: 12px; font-size: 13px; }
    .spec-table td { padding: 12px; font-size: 13px; }
    .review-item { flex-direction: column; gap: 10px; }
}