/* 麻豆精品 - 完整样式表 */
/* 基础重置与全局样式 */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'Noto Sans', sans-serif;
    background: linear-gradient(135deg, #fafafa 0%, #f0ebe3 100%);
    color: #1a1a2e;
    line-height: 1.7;
    min-height: 100vh;
}

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

ul, ol {
    list-style: none;
}

img, svg {
    max-width: 100%;
    height: auto;
    display: block;
}

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

/* 导航 */
.navbar {
    position: sticky;
    top: 0;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.05);
    z-index: 1000;
    padding: 15px 0;
    transition: all 0.3s ease;
}

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

.logo {
    font-size: 1.8rem;
    font-weight: 700;
    color: #1a1a2e;
    letter-spacing: 1px;
    background: linear-gradient(135deg, #1a1a2e, #c9a96e);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo span {
    color: #c9a96e;
    -webkit-text-fill-color: #c9a96e;
}

.nav-links {
    display: flex;
    gap: 30px;
    font-size: 0.95rem;
}

.nav-links a {
    padding: 5px 0;
    border-bottom: 2px solid transparent;
    transition: 0.2s;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #c9a96e, #b8934a);
    transition: width 0.3s ease;
}

.nav-links a:hover::after {
    width: 100%;
}

.nav-links a:hover {
    border-bottom-color: transparent;
}

.menu-toggle {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
    background: none;
    border: none;
    color: #1a1a2e;
}

.search-box {
    display: flex;
    align-items: center;
    background: rgba(240, 240, 240, 0.8);
    backdrop-filter: blur(10px);
    border-radius: 30px;
    padding: 5px 15px;
    transition: all 0.3s ease;
}

.search-box:focus-within {
    background: rgba(240, 240, 240, 0.95);
    box-shadow: 0 0 0 2px #c9a96e;
}

.search-box input {
    border: none;
    background: transparent;
    outline: none;
    padding: 5px;
    width: 150px;
    font-size: 0.9rem;
    transition: width 0.3s ease;
}

.search-box input:focus {
    width: 200px;
}

.search-box button {
    background: none;
    border: none;
    cursor: pointer;
    color: #555;
    transition: transform 0.2s ease;
}

.search-box button:hover {
    transform: scale(1.1);
}

.dark-mode-toggle {
    background: rgba(255, 255, 255, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-radius: 50%;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 1rem;
    margin-left: 10px;
    transition: all 0.3s ease;
    backdrop-filter: blur(5px);
}

.dark-mode-toggle:hover {
    transform: rotate(180deg);
    background: rgba(255, 255, 255, 0.5);
}

/* 暗黑模式 */
body.dark-mode {
    background: linear-gradient(135deg, #121212 0%, #1a1a2e 100%);
    color: #e0e0e0;
}

body.dark-mode .navbar {
    background: rgba(30, 30, 30, 0.85);
    backdrop-filter: blur(20px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.5);
}

body.dark-mode .search-box {
    background: rgba(42, 42, 42, 0.8);
}

body.dark-mode .search-box input {
    color: #e0e0e0;
}

body.dark-mode .search-box input::placeholder {
    color: #888;
}

body.dark-mode .footer {
    background: #1a1a1a;
}

body.dark-mode .card,
body.dark-mode .faq-item,
body.dark-mode .article-card,
body.dark-mode .product-card,
body.dark-mode .case-card,
body.dark-mode .testimonial-card,
body.dark-mode .solution-item,
body.dark-mode .news-item {
    background: rgba(42, 42, 42, 0.9);
    backdrop-filter: blur(10px);
}

body.dark-mode .brand-intro {
    background: rgba(30, 30, 30, 0.5);
}

body.dark-mode .products,
body.dark-mode .cases,
body.dark-mode .articles,
body.dark-mode .howto,
body.dark-mode .contact {
    background: rgba(20, 20, 20, 0.3);
}

body.dark-mode .section-subtitle {
    color: #aaa;
}

body.dark-mode .brand-text p {
    color: #ccc;
}

body.dark-mode .product-card p,
body.dark-mode .solution-item p,
body.dark-mode .case-card p,
body.dark-mode .testimonial-card p,
body.dark-mode .article-card p,
body.dark-mode .faq-answer,
body.dark-mode .contact-info p {
    color: #bbb;
}

body.dark-mode .breadcrumb {
    color: #999;
}

body.dark-mode .friend-links {
    background: rgba(30, 30, 30, 0.5);
}

body.dark-mode .friend-links a {
    color: #aaa;
}

body.dark-mode .friend-links a:hover {
    color: #c9a96e;
}

body.dark-mode .stat-label {
    color: #aaa;
}

body.dark-mode .case-meta,
body.dark-mode .article-meta,
body.dark-mode .news-date {
    color: #888;
}

/* Banner */
.banner {
    position: relative;
    overflow: hidden;
    height: 480px;
    background: linear-gradient(135deg, #1a1a2e 0%, #2d1f3d 50%, #1a1a2e 100%);
    margin-bottom: 40px;
    border-radius: 0 0 30px 30px;
}

.banner::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 30% 50%, rgba(201, 169, 110, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 70% 50%, rgba(201, 169, 110, 0.05) 0%, transparent 50%);
    animation: bannerGlow 10s ease-in-out infinite alternate;
}

@keyframes bannerGlow {
    0% { transform: translate(0, 0); }
    100% { transform: translate(-10%, -5%); }
}

.banner-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.8s ease, transform 0.8s ease;
    padding: 0 20px;
    text-align: center;
    transform: scale(0.95);
}

.banner-slide.active {
    opacity: 1;
    transform: scale(1);
}

.banner-content h1 {
    font-size: 3rem;
    color: #fff;
    margin-bottom: 20px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    background: linear-gradient(135deg, #fff, #c9a96e);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.banner-content p {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.85);
    max-width: 700px;
    margin: 0 auto 30px;
    text-shadow: 0 1px 5px rgba(0, 0, 0, 0.2);
}

.banner-btn {
    display: inline-block;
    background: linear-gradient(135deg, #c9a96e, #b8934a);
    color: #1a1a2e;
    padding: 12px 35px;
    border-radius: 30px;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(201, 169, 110, 0.3);
    position: relative;
    overflow: hidden;
}

.banner-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.banner-btn:hover::before {
    left: 100%;
}

.banner-btn:hover {
    background: linear-gradient(135deg, #b8934a, #a07d3a);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(201, 169, 110, 0.4);
}

.banner-indicators {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 12px;
}

.banner-indicators span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(5px);
}

.banner-indicators span.active {
    background: #c9a96e;
    width: 30px;
    border-radius: 6px;
    box-shadow: 0 0 10px rgba(201, 169, 110, 0.5);
}

/* 面包屑 */
.breadcrumb {
    padding: 20px 0;
    font-size: 0.9rem;
    color: #777;
}

.breadcrumb a {
    color: #c9a96e;
    transition: color 0.2s ease;
}

.breadcrumb a:hover {
    color: #b8934a;
}

.breadcrumb span {
    margin: 0 8px;
}

/* 通用标题 */
.section-title {
    font-size: 2rem;
    margin-bottom: 10px;
    text-align: center;
    background: linear-gradient(135deg, #1a1a2e, #c9a96e);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    text-align: center;
    color: #666;
    margin-bottom: 40px;
    font-size: 1rem;
}

.section {
    padding: 60px 0;
    position: relative;
}

/* 品牌介绍 */
.brand-intro {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    border-radius: 30px;
    margin: 0 20px;
}

.brand-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.brand-text h2 {
    font-size: 2rem;
    margin-bottom: 20px;
    background: linear-gradient(135deg, #1a1a2e, #c9a96e);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.brand-text p {
    margin-bottom: 15px;
    color: #444;
    line-height: 1.8;
}

.brand-stats {
    display: flex;
    gap: 40px;
    margin-top: 30px;
}

.stat-item {
    text-align: center;
    padding: 15px 20px;
    background: rgba(255, 255, 255, 0.5);
    border-radius: 15px;
    backdrop-filter: blur(5px);
    transition: transform 0.3s ease;
}

.stat-item:hover {
    transform: translateY(-5px);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: #c9a96e;
}

.stat-label {
    color: #888;
    font-size: 0.9rem;
}

.brand-image svg {
    width: 100%;
    max-width: 400px;
    margin: 0 auto;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.5s ease;
}

.brand-image svg:hover {
    transform: scale(1.02);
}

/* 主营产品 */
.products {
    background: rgba(248, 248, 248, 0.5);
    backdrop-filter: blur(5px);
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.product-card {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border-radius: 16px;
    padding: 30px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
    background: rgba(255, 255, 255, 0.95);
}

.product-card svg {
    margin: 0 auto 20px;
    width: 80px;
    height: 80px;
    transition: transform 0.3s ease;
}

.product-card:hover svg {
    transform: scale(1.1) rotate(5deg);
}

.product-card h3 {
    font-size: 1.3rem;
    margin-bottom: 10px;
}

.product-card p {
    color: #666;
    font-size: 0.95rem;
}

/* 解决方案 */
.solutions {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(5px);
}

.solution-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.solution-item {
    background: rgba(250, 250, 250, 0.9);
    backdrop-filter: blur(10px);
    border-left: 4px solid #c9a96e;
    padding: 25px;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.solution-item:hover {
    transform: translateX(5px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
    background: rgba(250, 250, 250, 0.95);
}

.solution-item h3 {
    margin-bottom: 10px;
    font-size: 1.2rem;
}

.solution-item p {
    color: #555;
}

/* 客户案例 */
.cases {
    background: rgba(248, 248, 248, 0.5);
    backdrop-filter: blur(5px);
}

.case-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.case-card {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border-radius: 16px;
    padding: 25px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.03);
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.case-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.06);
}

.case-card h3 {
    margin-bottom: 8px;
}

.case-card .case-meta {
    color: #999;
    font-size: 0.85rem;
    margin-bottom: 10px;
}

/* 客户评价 */
.testimonials {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(5px);
}

.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.testimonial-card {
    background: rgba(250, 250, 250, 0.9);
    backdrop-filter: blur(10px);
    padding: 25px;
    border-radius: 12px;
    position: relative;
    transition: all 0.3s ease;
}

.testimonial-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
}

.testimonial-card::before {
    content: '“';
    font-size: 4rem;
    color: #c9a96e;
    position: absolute;
    top: -5px;
    left: 15px;
    opacity: 0.3;
}

.testimonial-card p {
    font-style: italic;
    color: #444;
    margin-bottom: 15px;
}

.testimonial-author {
    font-weight: 600;
}

/* 文章区域 */
.articles {
    background: rgba(248, 248, 248, 0.5);
    backdrop-filter: blur(5px);
}

.article-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.article-card {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border-radius: 16px;
    padding: 25px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.03);
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.article-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.06);
}

.article-card h3 {
    font-size: 1.1rem;
    margin-bottom: 8px;
}

.article-card .article-meta {
    color: #999;
    font-size: 0.85rem;
    margin-bottom: 10px;
}

.article-card p {
    color: #555;
    font-size: 0.95rem;
    margin-bottom: 15px;
}

.read-more {
    color: #c9a96e;
    font-weight: 600;
    transition: all 0.2s ease;
}

.read-more:hover {
    color: #b8934a;
    padding-left: 5px;
}

/* FAQ */
.faq {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(5px);
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid rgba(238, 238, 238, 0.5);
    padding: 18px 0;
    cursor: pointer;
    transition: all 0.3s ease;
    background: rgba(255, 255, 255, 0.5);
    margin-bottom: 2px;
    border-radius: 8px;
    padding-left: 15px;
    padding-right: 15px;
}

.faq-item:hover {
    background: rgba(255, 255, 255, 0.8);
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    font-size: 1.05rem;
}

.faq-question span {
    transition: 0.3s;
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.3s;
    color: #555;
    padding-top: 0;
}

.faq-item.open .faq-answer {
    max-height: 400px;
    padding-top: 15px;
}

.faq-item.open .faq-question span {
    transform: rotate(180deg);
}

/* HowTo */
.howto {
    background: rgba(248, 248, 248, 0.5);
    backdrop-filter: blur(5px);
}

.howto-steps {
    max-width: 800px;
    margin: 0 auto;
    counter-reset: step;
}

.howto-step {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
    align-items: flex-start;
    padding: 20px;
    background: rgba(255, 255, 255, 0.7);
    border-radius: 12px;
    backdrop-filter: blur(5px);
    transition: all 0.3s ease;
}

.howto-step:hover {
    transform: translateX(5px);
    background: rgba(255, 255, 255, 0.85);
}

.howto-step::before {
    counter-increment: step;
    content: counter(step);
    background: linear-gradient(135deg, #c9a96e, #b8934a);
    color: #1a1a2e;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    flex-shrink: 0;
    box-shadow: 0 3px 10px rgba(201, 169, 110, 0.3);
}

.howto-step h3 {
    margin-bottom: 6px;
    font-size: 1.1rem;
}

.howto-step p {
    color: #555;
}

/* 新闻中心 */
.news {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(5px);
}

.news-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.news-item {
    border-bottom: 1px solid rgba(238, 238, 238, 0.5);
    padding-bottom: 15px;
    padding: 20px;
    background: rgba(255, 255, 255, 0.5);
    border-radius: 8px;
    transition: all 0.3s ease;
}

.news-item:hover {
    background: rgba(255, 255, 255, 0.8);
    transform: translateY(-2px);
}

.news-item h3 {
    font-size: 1rem;
    margin-bottom: 5px;
}

.news-date {
    color: #999;
    font-size: 0.85rem;
}

/* 联系信息 */
.contact {
    background: rgba(248, 248, 248, 0.5);
    backdrop-filter: blur(5px);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.contact-info h3 {
    margin-bottom: 20px;
}

.contact-info p {
    margin-bottom: 10px;
    color: #555;
    padding: 8px 12px;
    background: rgba(255, 255, 255, 0.5);
    border-radius: 8px;
    transition: background 0.3s ease;
}

.contact-info p:hover {
    background: rgba(255, 255, 255, 0.8);
}

.contact-info strong {
    color: #1a1a2e;
}

.contact-map svg {
    width: 100%;
    max-width: 500px;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.contact-map svg:hover {
    transform: scale(1.02);
}

/* 友情链接 */
.friend-links {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(5px);
    padding: 40px 0;
    text-align: center;
}

.friend-links a {
    margin: 0 15px;
    color: #666;
    font-size: 0.9rem;
    transition: all 0.2s ease;
    padding: 5px 10px;
    border-radius: 5px;
}

.friend-links a:hover {
    color: #c9a96e;
    background: rgba(201, 169, 110, 0.1);
}

/* 页脚 */
.footer {
    background: linear-gradient(135deg, #1a1a2e 0%, #2d1f3d 100%);
    color: #ccc;
    padding: 50px 0 30px;
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, transparent, #c9a96e, transparent);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 30px;
}

.footer h4 {
    color: #fff;
    margin-bottom: 15px;
    font-size: 1.1rem;
    position: relative;
    padding-bottom: 8px;
}

.footer h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background: #c9a96e;
}

.footer p,
.footer a {
    color: #aaa;
    font-size: 0.9rem;
    line-height: 2;
    transition: color 0.2s ease;
}

.footer a:hover {
    color: #c9a96e;
    padding-left: 3px;
}

.footer-bottom {
    border-top: 1px solid rgba(51, 51, 51, 0.5);
    padding-top: 20px;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 10px;
    font-size: 0.85rem;
}

.footer-bottom a {
    color: #aaa;
    transition: color 0.2s ease;
}

.footer-bottom a:hover {
    color: #c9a96e;
}

/* 返回顶部 */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: linear-gradient(135deg, #c9a96e, #b8934a);
    color: #1a1a2e;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 1.5rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    border: none;
    z-index: 999;
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(201, 169, 110, 0.4);
}

/* 滚动动画 - 基础样式已在JS中设置，这里补充 */
.product-card,
.solution-item,
.case-card,
.testimonial-card,
.article-card,
.faq-item,
.howto-step {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

/* 响应式布局 */
@media (max-width: 768px) {
    .nav-links {
        display: none;
        flex-direction: column;
        background: rgba(255, 255, 255, 0.95);
        backdrop-filter: blur(20px);
        position: absolute;
        top: 70px;
        left: 0;
        width: 100%;
        padding: 20px;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    }

    body.dark-mode .nav-links {
        background: rgba(30, 30, 30, 0.95);
    }

    .nav-links.open {
        display: flex;
    }

    .menu-toggle {
        display: block;
    }

    .search-box input {
        width: 100px;
    }

    .search-box input:focus {
        width: 120px;
    }

    .brand-grid {
        grid-template-columns: 1fr;
    }

    .contact-grid {
        grid-template-columns: 1fr;
    }

    .banner-content h1 {
        font-size: 2rem;
    }

    .banner {
        height: 350px;
        border-radius: 0 0 20px 20px;
    }

    .banner-content p {
        font-size: 1rem;
    }

    .section-title {
        font-size: 1.5rem;
    }

    .section {
        padding: 40px 0;
    }

    .brand-stats {
        flex-direction: column;
        gap: 15px;
    }

    .stat-item {
        padding: 10px 15px;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 20px;
    }

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

    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 40px;
        height: 40px;
        font-size: 1.2rem;
    }

    .brand-intro {
        margin: 0 10px;
        border-radius: 20px;
    }

    .howto-step {
        flex-direction: column;
        align-items: flex-start;
    }

    .howto-step::before {
        margin-bottom: 10px;
    }

    .testimonial-card::before {
        font-size: 3rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .logo {
        font-size: 1.4rem;
    }

    .nav-links {
        padding: 15px;
    }

    .nav-links a {
        font-size: 0.9rem;
        padding: 8px 0;
    }

    .banner {
        height: 280px;
    }

    .banner-content h1 {
        font-size: 1.5rem;
    }

    .banner-content p {
        font-size: 0.9rem;
    }

    .banner-btn {
        padding: 10px 25px;
        font-size: 0.9rem;
    }

    .section-title {
        font-size: 1.3rem;
    }

    .section-subtitle {
        font-size: 0.9rem;
    }

    .product-grid,
    .case-grid,
    .article-grid,
    .news-list {
        grid-template-columns: 1fr;
    }

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

    .footer h4 {
        font-size: 1rem;
    }

    .contact-info p {
        font-size: 0.9rem;
    }

    .friend-links a {
        display: inline-block;
        margin: 5px 10px;
    }
}

/* 自定义滚动条 */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.05);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, #c9a96e, #b8934a);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, #b8934a, #a07d3a);
}

/* 选择样式 */
::selection {
    background: rgba(201, 169, 110, 0.3);
    color: #1a1a2e;
}

/* 加载动画 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.section {
    animation: fadeInUp 0.6s ease forwards;
}

/* 卡片悬浮效果增强 */
.product-card,
.case-card,
.article-card,
.testimonial-card {
    position: relative;
    overflow: hidden;
}

.product-card::after,
.case-card::after,
.article-card::after,
.testimonial-card::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at center, rgba(201, 169, 110, 0.05) 0%, transparent 50%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.product-card:hover::after,
.case-card:hover::after,
.article-card:hover::after,
.testimonial-card:hover::after {
    opacity: 1;
}

/* 暗黑模式下的卡片背景增强 */
body.dark-mode .product-card::after,
body.dark-mode .case-card::after,
body.dark-mode .article-card::after,
body.dark-mode .testimonial-card::after {
    background: radial-gradient(circle at center, rgba(201, 169, 110, 0.1) 0%, transparent 50%);
}