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

:root {
    --primary-color: #0a0e27;
    --secondary-color: #1a1f3a;
    --accent-color: #ff6b6b;
    --accent-glow: #ff6b6b;
    --accent-2: #4ecdc4;
    --accent-3: #ffe66d;
    --text-color: #e8e8e8;
    --text-muted: #a0a0a0;
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --shadow-soft: 0 8px 32px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 30px rgba(255, 107, 107, 0.3);
}

body {
    font-family: 'Microsoft YaHei', 'PingFang SC', 'SF Pro Display', -apple-system, BlinkMacSystemFont, Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background: linear-gradient(135deg, #0a0e27 0%, #1a1f3a 50%, #0a0e27 100%);
    background-attachment: fixed;
    overflow-x: hidden;
    position: relative;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 50%, rgba(255, 107, 107, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(78, 205, 196, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 20%, rgba(255, 230, 109, 0.05) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 40px;
    position: relative;
    z-index: 1;
}

/* 独特的导航栏 - 玻璃态效果 */
.navbar {
    background: rgba(10, 14, 39, 0.7);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 1.2rem 0;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.2);
}

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

.logo h1 {
    background: linear-gradient(135deg, var(--accent-color) 0%, var(--accent-2) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 1.8rem;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    position: relative;
}

.logo h1::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-color), var(--accent-2));
    border-radius: 2px;
    animation: glow 2s ease-in-out infinite alternate;
}

@keyframes glow {
    from {
        box-shadow: 0 0 5px var(--accent-color);
    }
    to {
        box-shadow: 0 0 20px var(--accent-color), 0 0 30px var(--accent-color);
    }
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 0.5rem;
}

.nav-menu a {
    text-decoration: none;
    color: var(--text-muted);
    font-weight: 500;
    padding: 0.6rem 1.2rem;
    border-radius: 25px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.nav-menu a::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 107, 107, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.nav-menu a:hover::before,
.nav-menu a.active::before {
    width: 300px;
    height: 300px;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--text-color);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
    padding: 8px;
    border-radius: 8px;
    transition: all 0.3s;
}

.hamburger:hover {
    background: var(--glass-bg);
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--accent-color);
    border-radius: 3px;
    transition: all 0.3s;
    box-shadow: 0 0 10px rgba(255, 107, 107, 0.5);
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

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

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* 创新的Hero区域 - 非对称布局 */
.hero {
    min-height: 90vh;
    display: flex;
    align-items: center;
    position: relative;
    padding: 6rem 0;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255, 107, 107, 0.2) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 20s ease-in-out infinite;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -5%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(78, 205, 196, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 15s ease-in-out infinite reverse;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg);
    }
    33% {
        transform: translate(30px, -30px) rotate(120deg);
    }
    66% {
        transform: translate(-20px, 20px) rotate(240deg);
    }
}

.hero-slider {
    width: 100%;
    position: relative;
    z-index: 1;
}

.slide-content {
    max-width: 700px;
    position: relative;
}

.slide-content h2 {
    font-size: clamp(2.5rem, 6vw, 5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, #ffffff 0%, var(--accent-2) 50%, var(--accent-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: fadeInUp 1s ease;
    text-shadow: 0 0 40px rgba(255, 107, 107, 0.3);
}

.slide-content p {
    font-size: clamp(1rem, 2vw, 1.4rem);
    margin-bottom: 2.5rem;
    color: var(--text-muted);
    line-height: 1.8;
    animation: fadeInUp 1s ease 0.2s both;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.btn-primary {
    display: inline-block;
    padding: 16px 40px;
    background: linear-gradient(135deg, var(--accent-color) 0%, #ff8787 100%);
    color: white;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.4s ease;
    border: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    animation: fadeInUp 1s ease 0.4s both;
    box-shadow: 0 10px 30px rgba(255, 107, 107, 0.3);
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn-primary:hover::before {
    width: 400px;
    height: 400px;
}

.btn-primary:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 15px 40px rgba(255, 107, 107, 0.5);
}

.btn-secondary {
    display: inline-block;
    padding: 16px 40px;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    color: var(--text-color);
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.4s ease;
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-soft);
}

.btn-secondary:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.1);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4);
}

/* 通用区块 */
section {
    padding: 6rem 0;
    position: relative;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3.5rem);
    font-weight: 800;
    margin-bottom: 4rem;
    text-align: center;
    background: linear-gradient(135deg, var(--text-color) 0%, var(--accent-2) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    padding-bottom: 1.5rem;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 4px;
    background: linear-gradient(90deg, transparent, var(--accent-color), transparent);
    border-radius: 2px;
}

/* 产品分类 - 创意卡片设计 */
.categories {
    background: transparent;
    position: relative;
}

.category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.category-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 3rem 2rem;
    border-radius: 30px;
    text-align: center;
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-soft);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.category-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 107, 107, 0.1) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.4s;
}

.category-card:hover::before {
    opacity: 1;
}

.category-card:hover {
    transform: translateY(-15px) scale(1.05);
    box-shadow: 0 20px 60px rgba(255, 107, 107, 0.3);
    border-color: rgba(255, 107, 107, 0.3);
}

.category-icon {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    display: inline-block;
    transition: transform 0.4s;
}

.category-card:hover .category-icon {
    transform: scale(1.2) rotate(10deg);
}

.category-card h3 {
    color: var(--text-color);
    margin-bottom: 1rem;
    font-size: 1.5rem;
    font-weight: 700;
}

.category-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* 产品网格 - 非对称布局 */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2.5rem;
    margin-top: 3rem;
}

.product-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 25px;
    overflow: hidden;
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-soft);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    cursor: pointer;
    position: relative;
}

.product-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255, 107, 107, 0.1) 0%, rgba(78, 205, 196, 0.1) 100%);
    opacity: 0;
    transition: opacity 0.4s;
}

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

.product-card:hover {
    transform: translateY(-10px) rotate(2deg);
    box-shadow: 0 25px 60px rgba(255, 107, 107, 0.4);
    border-color: rgba(255, 107, 107, 0.5);
}

.product-image {
    width: 100%;
    height: 280px;
    object-fit: cover;
    display: block;
    transition: transform 0.6s ease;
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--primary-color) 100%);
}

.product-card:hover .product-image {
    transform: scale(1.1) rotate(-2deg);
}

.product-info {
    padding: 2rem;
    position: relative;
    z-index: 1;
}

.product-name {
    font-size: 1.3rem;
    color: var(--text-color);
    margin-bottom: 0.8rem;
    font-weight: 700;
}

.product-category {
    color: var(--accent-2);
    font-size: 0.85rem;
    margin-bottom: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.product-description {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 1rem;
    line-height: 1.6;
}

.product-price {
    font-size: 1.8rem;
    color: var(--accent-color);
    font-weight: 800;
    margin-top: 1rem;
    background: linear-gradient(135deg, var(--accent-color) 0%, var(--accent-2) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* 优势区块 - 独特设计 */
.advantages {
    background: transparent;
    position: relative;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.advantage-item {
    text-align: center;
    padding: 3rem 2rem;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 25px;
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-soft);
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.advantage-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left 0.5s;
}

.advantage-item:hover::before {
    left: 100%;
}

.advantage-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(78, 205, 196, 0.3);
    border-color: rgba(78, 205, 196, 0.5);
}

.advantage-icon {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    display: inline-block;
    transition: transform 0.4s;
    filter: drop-shadow(0 0 10px rgba(78, 205, 196, 0.5));
}

.advantage-item:hover .advantage-icon {
    transform: scale(1.2) rotate(15deg);
}

.advantage-item h3 {
    color: var(--text-color);
    margin-bottom: 1rem;
    font-size: 1.3rem;
    font-weight: 700;
}

.advantage-item p {
    color: var(--text-muted);
    line-height: 1.6;
}

/* 页头 */
.page-header {
    background: linear-gradient(135deg, rgba(255, 107, 107, 0.1) 0%, rgba(78, 205, 196, 0.1) 100%);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    color: var(--text-color);
    padding: 5rem 0;
    text-align: center;
    border-bottom: 1px solid var(--glass-border);
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 107, 107, 0.1) 0%, transparent 70%);
    animation: rotate 20s linear infinite;
}

@keyframes rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.page-header h1 {
    font-size: clamp(2rem, 5vw, 4rem);
    font-weight: 800;
    margin-bottom: 1rem;
    position: relative;
    z-index: 1;
    background: linear-gradient(135deg, var(--text-color) 0%, var(--accent-2) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.page-header p {
    font-size: 1.2rem;
    color: var(--text-muted);
    position: relative;
    z-index: 1;
}

/* 筛选栏 */
.filter-bar {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 12px 28px;
    border: 2px solid var(--glass-border);
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    color: var(--text-color);
    border-radius: 30px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1rem;
    font-weight: 600;
}

.filter-btn:hover,
.filter-btn.active {
    background: linear-gradient(135deg, var(--accent-color) 0%, #ff8787 100%);
    border-color: var(--accent-color);
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(255, 107, 107, 0.3);
}

/* 页脚 */
.footer {
    background: rgba(10, 14, 39, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    color: var(--text-color);
    padding: 4rem 0 2rem;
    border-top: 1px solid var(--glass-border);
    position: relative;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1.5rem;
    color: var(--text-color);
    font-weight: 700;
    background: linear-gradient(135deg, var(--accent-color) 0%, var(--accent-2) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-section p {
    margin-bottom: 0.8rem;
    color: var(--text-muted);
    line-height: 1.8;
}

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

.footer-section ul li {
    margin-bottom: 0.8rem;
}

.footer-section a {
    color: var(--text-muted);
    text-decoration: none;
    transition: all 0.3s;
    display: inline-block;
}

.footer-section a:hover {
    color: var(--accent-color);
    transform: translateX(5px);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--glass-border);
    color: var(--text-muted);
}

.text-center {
    text-align: center;
    margin-top: 3rem;
}

/* 关于我们页面 */
.about-section {
    background: transparent;
}

.about-content {
    max-width: 900px;
    margin: 0 auto;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 4rem;
    border-radius: 30px;
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-soft);
}

.about-content h2 {
    color: var(--text-color);
    margin: 2.5rem 0 1.5rem;
    font-size: 2rem;
    font-weight: 700;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--glass-border);
    background: linear-gradient(135deg, var(--accent-color) 0%, var(--accent-2) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.about-content h2:first-child {
    margin-top: 0;
}

.about-content p {
    margin-bottom: 1.5rem;
    line-height: 1.9;
    color: var(--text-muted);
}

.about-content ul {
    margin-left: 2rem;
    margin-bottom: 1.5rem;
}

.about-content li {
    margin-bottom: 1rem;
    line-height: 1.9;
    color: var(--text-muted);
}

.about-content strong {
    color: var(--text-color);
}

/* 公司信息表格 */
.company-info {
    margin: 2.5rem 0;
    background: rgba(255, 255, 255, 0.03);
    padding: 2.5rem;
    border-radius: 20px;
    border: 1px solid var(--glass-border);
}

.info-table {
    width: 100%;
    border-collapse: collapse;
    margin: 0;
}

.info-table tr {
    border-bottom: 1px solid var(--glass-border);
}

.info-table tr:last-child {
    border-bottom: none;
}

.info-table td {
    padding: 1.2rem;
    vertical-align: top;
    color: var(--text-muted);
}

.info-table td:first-child {
    width: 200px;
    font-weight: 600;
    color: var(--text-color);
}

.info-table td:last-child {
    color: var(--text-muted);
}

/* 联系我们页面 */
.contact-section {
    background: transparent;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    max-width: 1200px;
    margin: 0 auto;
}

.contact-info,
.contact-form {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 3rem;
    border-radius: 30px;
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-soft);
}

.contact-info h2,
.contact-form h2 {
    color: var(--text-color);
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--glass-border);
    font-weight: 700;
    background: linear-gradient(135deg, var(--accent-color) 0%, var(--accent-2) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.info-item {
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--glass-border);
}

.info-item:last-child {
    border-bottom: none;
}

.info-item h3 {
    color: var(--accent-2);
    margin-bottom: 0.8rem;
    font-size: 1.2rem;
    font-weight: 700;
}

.info-item p {
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

.form-group {
    margin-bottom: 1.8rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.8rem;
    color: var(--text-color);
    font-weight: 600;
}

.required {
    color: var(--accent-color);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    border: 1px solid var(--glass-border);
    border-radius: 15px;
    font-size: 1rem;
    font-family: inherit;
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-color);
    transition: all 0.3s;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-color);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 0 20px rgba(255, 107, 107, 0.2);
}

.form-group textarea {
    resize: vertical;
    min-height: 140px;
}

/* 政策页面 */
.policy-section {
    background: transparent;
    padding: 4rem 0;
}

.policy-content {
    max-width: 1000px;
    margin: 0 auto;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 4rem;
    border-radius: 30px;
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-soft);
}

.policy-intro {
    background: rgba(78, 205, 196, 0.1);
    padding: 2rem;
    border-radius: 20px;
    border-left: 4px solid var(--accent-2);
    margin-bottom: 3rem;
}

.policy-intro p {
    color: var(--text-muted);
    line-height: 1.9;
    margin: 0;
}

.policy-item {
    margin-bottom: 3rem;
    padding-bottom: 2.5rem;
    border-bottom: 1px solid var(--glass-border);
}

.policy-item:last-of-type {
    border-bottom: none;
}

.policy-item h2 {
    color: var(--text-color);
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--glass-border);
    background: linear-gradient(135deg, var(--accent-color) 0%, var(--accent-2) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.policy-item p {
    color: var(--text-muted);
    line-height: 1.9;
    margin-bottom: 1.2rem;
}

.policy-item ul,
.policy-item ol {
    margin-left: 2rem;
    margin-bottom: 1.2rem;
    color: var(--text-muted);
}

.policy-item li {
    margin-bottom: 1rem;
    line-height: 1.9;
}

.policy-item li strong {
    color: var(--text-color);
}

.policy-item ul ul {
    margin-top: 0.8rem;
    margin-bottom: 0.8rem;
}

.policy-item .note {
    background: rgba(255, 230, 109, 0.1);
    padding: 1.5rem;
    border-radius: 15px;
    border-left: 4px solid var(--accent-3);
    margin-top: 1.5rem;
    color: var(--text-muted);
    font-size: 0.95rem;
}

.policy-item .important {
    background: rgba(255, 107, 107, 0.1);
    padding: 1.5rem;
    border-radius: 15px;
    border-left: 4px solid var(--accent-color);
    margin-top: 1.5rem;
    color: var(--text-muted);
    font-weight: 500;
}

.policy-footer {
    margin-top: 4rem;
    padding-top: 2.5rem;
    border-top: 2px solid var(--glass-border);
    text-align: center;
    color: var(--text-muted);
}

.policy-footer p {
    margin-bottom: 0.8rem;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: rgba(10, 14, 39, 0.95);
        backdrop-filter: blur(20px);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: var(--shadow-soft);
        padding: 2rem 0;
        border-top: 1px solid var(--glass-border);
    }

    .nav-menu.active {
        left: 0;
    }

    .container {
        padding: 0 20px;
    }

    .hero {
        min-height: 70vh;
        padding: 4rem 0;
    }

    section {
        padding: 4rem 0;
    }

    .category-grid,
    .advantages-grid {
        grid-template-columns: 1fr;
    }

    .products-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: 1.5rem;
    }

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

    .about-content,
    .policy-content {
        padding: 2.5rem 1.5rem;
    }
}

@media (max-width: 480px) {
    .logo h1 {
        font-size: 1.3rem;
    }

    .hero {
        min-height: 60vh;
    }

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

    .category-card,
    .advantage-item {
        padding: 2rem 1.5rem;
    }
}