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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'IBM Plex Sans', sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
    background: white;
    width: 100%;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    /* 触摸优化 */
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
}

/* Hero Section - Exact Figma Positioning */
.hero {
    width: 100%;
    height: clamp(800px, 62.5vw, 1200px);
    position: relative;
    overflow: hidden;
    max-width: 1920px;
    margin: 0 auto;
}

.hero-bg {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    object-fit: cover;
}

.hero-content {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2;
}

.logo {
    width: clamp(120px, 7.8vw, 150px);
    height: auto;
    position: absolute;
    left: clamp(40px, 4.2vw, 80px);
    top: clamp(40px, 5.3vw, 64px);
}

.logotext {
    position: absolute;
    left: clamp(40px, 4.2vw, 80px);
    top: 140px;
    font-size: clamp(16px, 0.8vw, 18px);
    font-weight: 300;
    color: white;
    line-height: 1.1;
    background: white;
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.hero h1 {
    position: absolute;
    left: clamp(40px, 4.2vw, 80px);
    top: clamp(250px, 32.7vw, 393px);
    font-size: clamp(40px, 4.2vw, 80px);
    font-weight: 500;
    color: white;
    line-height: 1.1;
    background: white;
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.hero p {
    position: absolute;
    left: clamp(40px, 4.2vw, 80px);
    top: clamp(500px, 61.4vw, 737px);
    font-size: clamp(14px, 0.8vw, 16px);
    font-weight: 500;
    color: white;
    background: white;
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    line-height: 1.5;
}

/* Partners Section */
.partners {
    width: 100%;
    height: clamp(180px, 12.5vw, 240px);
    background: white;
    position: relative;
    max-width: 1920px;
    margin: 0 auto;
}

.partners-grid {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: clamp(30px, 2.3vw, 44px) clamp(40px, 4.2vw, 80px);
    height: 100%;
    gap: clamp(20px, 2vw, 40px);
    flex-wrap: wrap;
}

.partners-grid img {
    height: auto;
    max-height: clamp(80px, 8vw, 153px);
    flex-shrink: 0;
    object-fit: contain;
    /* 图片优化 */
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
}

.partners-grid img:nth-child(1) {
    width: clamp(120px, 10.4vw, 200px);
}

.partners-grid img:nth-child(2) {
    width: clamp(120px, 10.4vw, 200px);
}

.partners-grid img:nth-child(3) {
    width: clamp(150px, 12.5vw, 240px);
}

.partners-grid img:nth-child(4) {
    width: clamp(180px, 15.6vw, 300px);
}

.partners-grid img:nth-child(5) {
    width: clamp(180px, 15.6vw, 300px);
}

.partners-grid img:nth-child(6) {
    width: clamp(120px, 10.4vw, 200px);
}

/* About Section */
.about {
    width: 100%;
    height: clamp(600px, 46.5vw, 892px);
    background: #F0F0F0;
    position: relative;
    display: flex;
    align-items: center;
    max-width: 1920px;
    margin: 0 auto;
}

.about-content {
    display: flex;
    width: 100%;
    height: 100%;
}

.about-image {
    width: clamp(400px, 33.3vw, 640px);
    height: 100%;
    margin-left: 3px;
}

.about-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.about-text {
    flex: 1;
    padding: clamp(80px, 6.25vw, 120px) clamp(40px, 4.2vw, 80px) clamp(80px, 6.25vw, 120px) clamp(100px, 8.5vw, 163px);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.about-text h2 {
    font-size: clamp(28px, 2.5vw, 48px);
    font-weight: 500;
    color: black;
    margin-bottom: clamp(40px, 3.5vw, 68px);
    line-height: 1.2;
    max-width: clamp(500px, 37.5vw, 720px);
}

.about-text p {
    font-size: clamp(14px, 0.83vw, 16px);
    font-weight: 400;
    color: black;
    line-height: 1.6;
    max-width: clamp(500px, 37.5vw, 720px);
    margin-bottom: 20px;
}

/* Expertise Section */
.expertise {
    width: 100%;
    height: clamp(800px, 62.5vw, 1200px);
    background: white;
    position: relative;
    max-width: 1920px;
    margin: 0 auto;
    padding-bottom: clamp(40px, 3vw, 60px);
    margin-bottom: 0;
    z-index: 0;
    isolation: isolate;
}

.expertise-header {
    text-align: center;
    padding-top: clamp(80px, 6.25vw, 120px);
    margin-bottom: clamp(80px, 6.25vw, 120px);
}

.expertise-header h2 {
    font-size: clamp(28px, 2.5vw, 48px);
    font-weight: 500;
    color: black;
    margin-bottom: clamp(12px, 0.83vw, 16px);
    max-width: clamp(500px, 37.5vw, 720px);
    margin-left: auto;
    margin-right: auto;
}

.expertise-header p {
    font-size: clamp(14px, 0.83vw, 16px);
    font-weight: 400;
    color: black;
    text-align: center;
    max-width: clamp(700px, 52.9vw, 1016px);
    margin: 0 auto;
    line-height: 1.5;
}

.expertise-gallery {
    display: grid;
    grid-template-columns: 1fr 0.615fr 0.615fr 1fr;
    grid-template-rows: auto auto;
    gap: clamp(15px, 1.25vw, 24px);
    padding: 0 clamp(60px, 4.4vw, 84px) clamp(40px, 3vw, 60px);
    height: auto;
    max-height: clamp(500px, 40.9vw, 786px);
    margin-bottom: 0;
}

.gallery-item {
    position: relative;
    overflow: hidden;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    /* 图片渲染优化 */
    image-rendering: -webkit-optimize-contrast;
}

.product-label {
    position: absolute;
    bottom: clamp(25px, 2.1vw, 40px);
    left: clamp(25px, 2.1vw, 40px);
    font-size: clamp(16px, 1.04vw, 20px);
    font-weight: 500;
    color: white;
    background: white;
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.large-left {
    grid-row: 1 / 3;
}

.large-right {
    grid-row: 1 / 3;
}

.medium-top {
    grid-row: 1;
    aspect-ratio: 320/480;
}

.medium-bottom {
    grid-row: 2;
    aspect-ratio: 320/282;
}

.large-left,
.large-right {
    aspect-ratio: 520/786;
}

/* Fashion Section */
.fashion {
    width: 100%;
    height: clamp(500px, 38.6vw, 742px);
    position: relative;
    overflow: hidden;
    max-width: 1920px;
    margin: 0 auto;
    margin-top: 0;
    margin-bottom: 0;
    z-index: 0;
    isolation: isolate;
}

.fashion-bg {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: absolute;
    top: 0;
    left: 0;
}

.fashion-content {
    position: absolute;
    left: clamp(80px, 8.3vw, 160px);
    top: clamp(150px, 25vw, 240px);
    z-index: 2;
}

.fashion h2 {
    font-size: clamp(32px, 3.33vw, 64px);
    font-weight: 500;
    color: white;
    line-height: 1.1;
    background: white;
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.fashion-divider {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: black;
    z-index: 3;
}

/* Products Section */
.products {
    width: 100%;
    height: clamp(600px, 45.8vw, 880px);
    background: white;
    position: relative;
    max-width: 1920px;
    margin: 0 auto;
}

.products-divider {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background: black;
}

.products-content {
    padding: clamp(60px, 4.2vw, 80px) clamp(100px, 8.75vw, 168px);
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.products-text {
    text-align: center;
    margin-bottom: clamp(30px, 2vw, 40px);
}

.products-text p {
    font-size: clamp(14px, 0.83vw, 16px);
    font-weight: 400;
    color: black;
    line-height: 1.5;
}

.products-grid {
    display: flex;
    justify-content: center;
    align-items: flex-end;
    margin-bottom: clamp(30px, 2vw, 40px);
    gap: clamp(20px, 2vw, 40px);
    flex-wrap: wrap;
}

.products-grid img {
    max-width: clamp(180px, 12.5vw, 280px);
    height: auto;
    object-fit: contain;
}

.products-grid img:nth-child(1) {
    max-height: clamp(200px, 14.8vw, 284px);
}

.products-grid img:nth-child(2) {
    max-height: clamp(220px, 15.8vw, 304px);
}

.products-grid img:nth-child(3) {
    max-height: clamp(320px, 24.8vw, 477px);
}

.products-grid img:nth-child(4) {
    max-height: clamp(260px, 20.3vw, 390px);
}

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

.products-footer p {
    font-size: clamp(14px, 0.83vw, 16px);
    font-weight: 400;
    color: black;
    margin-bottom: 4px;
}

/* Fabric Showcase */
.fabric-showcase {
    width: 100%;
    height: clamp(800px, 58.3vw, 1120px);
    background: white;
    padding: clamp(80px, 5.4vw, 104px) clamp(150px, 13.8vw, 265px);
    max-width: 1920px;
    margin: 0 auto;
    margin-bottom: 64px;
}

.fabric-header {
    text-align: center;
    margin-bottom: clamp(60px, 4.6vw, 88px);
}

.fabric-header h2 {
    font-size: clamp(28px, 2.5vw, 48px);
    font-weight: 400;
    color: black;
    margin-bottom: clamp(16px, 1.25vw, 24px);
}

.fabric-header p {
    font-size: clamp(16px, 1.04vw, 20px);
    font-weight: 400;
    color: black;
}

.fabric-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: repeat(2, 1fr);
    gap: clamp(20px, 1.67vw, 32px);
    justify-content: center;
    max-width: clamp(1000px, 69.4vw, 1332px);
    margin: 0 auto;
}

.fabric-item {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.fabric-item img {
    width: 100%;
    height: auto;
    aspect-ratio: 1;
    object-fit: cover;
    /* 图片渲染优化 */
    image-rendering: -webkit-optimize-contrast;
}

.fabric-item span {
    margin-top: clamp(12px, 2.9vw, 12px);
    font-size: clamp(14px, 0.83vw, 16px);
    font-weight: 400;
    color: black;
    text-align: center;
}

/* CTA Section */
.cta-section {
    width: 100%;
    height: clamp(400px, 33.3vw, 640px);
    position: relative;
    overflow: hidden;
    max-width: 1920px;
    margin: 0 auto;
}

.cta-bg {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: absolute;
    top: 0;
    left: 0;
}

.cta-content {
    position: absolute;
    left: clamp(80px, 8.3vw, 160px);
    top: clamp(100px, 25vw, 160px);
    z-index: 2;
}

.cta-content h2 {
    font-size: clamp(32px, 3.33vw, 64px);
    font-weight: 500;
    color: white;
    line-height: 1.1;
    background: white;
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

/* Footer */
.footer {
    width: 100%;
    height: clamp(360px, 25vw, 480px);
    background: white;
    padding: clamp(60px, 4.2vw, 80px);
    max-width: 1920px;
    margin: 0 auto;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: clamp(60px, 4.2vw, 80px);
    height: 100%;
}

.footer-logo {
    width: clamp(120px, 7.8vw, 150px);
    height: auto;
    margin-bottom: 20px;
}

.footer-brand p {
    font-size: clamp(14px, 0.83vw, 16px);
    font-weight: 400;
    color: #4F4F4F;
    margin-bottom: clamp(40px, 2.9vw, 56px);
    line-height: 1.5;
}

.footer-brand .phone {
    font-size: clamp(16px, 1.04vw, 20px);
    font-weight: 400;
    color: #2E2E2E;
    margin-bottom: 0;
}

.footer-products h4,
.footer-contact h4 {
    font-size: clamp(24px, 2.08vw, 40px);
    font-weight: 400;
    color: #2E2E2E;
    margin-bottom:24px;
}

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

.footer-products li {
    font-size: clamp(12px, 0.73vw, 14px);
    font-weight: 400;
    color: #4F4F4F;
    margin-bottom: clamp(16px, 1.25vw, 24px);
}
.footer-products p {
    font-size: clamp(12px, 0.73vw, 14px);
    font-weight: 400;
    color: #4F4F4F;
    margin-bottom: clamp(16px, 1.25vw, 24px);
}

.footer-contact p {
    font-size: clamp(12px, 0.73vw, 14px);
    font-weight: 400;
    color: #4F4F4F;
    margin-bottom: clamp(16px, 1.25vw, 24px);
    line-height: 1.5;
}

.footer-contact p:first-of-type {
    margin-bottom: clamp(32px, 2.5vw, 48px);
}

/* Responsive Design - Tablet and Desktop */
@media (max-width: 1400px) {
    .about-content {
        padding: clamp(40px, 4vw, 60px) clamp(30px, 3vw, 50px);
    }
    
    .about-text {
        padding: clamp(40px, 4vw, 60px) clamp(30px, 3vw, 50px);
    }
    
    .products-content {
        padding: clamp(40px, 4vw, 60px) clamp(40px, 5vw, 80px);
    }
    
    .fabric-showcase {
        padding: clamp(60px, 5vw, 80px) clamp(60px, 6vw, 100px);
    }
}

/* Tablet (1024px and below) */
@media (max-width: 1024px) {
    .hero {
        height: clamp(600px, 100vh, 900px);
    }
    
    .hero h1 {
        top: clamp(200px, 25vw, 350px);
        font-size: clamp(32px, 5vw, 60px);
    }
    
    .hero p {
        top: clamp(450px, 55vw, 650px);
        font-size: clamp(13px, 1.5vw, 15px);
        max-width: 90%;
    }
    
    .partners {
        height: auto;
        min-height: clamp(150px, 20vw, 200px);
    }
    
    .partners-grid {
        flex-wrap: wrap;
        justify-content: center;
        gap: clamp(15px, 3vw, 30px);
        padding: clamp(20px, 3vw, 40px);
    }
    
    .partners-grid img {
        max-height: clamp(60px, 10vw, 120px);
        width: auto;
    }
    
    .about {
        height: auto;
        min-height: clamp(500px, 70vh, 800px);
    }
    
    .about-content {
        flex-direction: column;
    }
    
    .about-image {
        width: 100%;
        height: clamp(300px, 40vh, 500px);
        margin-left: 0;
    }
    
    .about-text {
        padding: clamp(40px, 5vw, 60px) clamp(30px, 4vw, 50px);
    }
    
    .expertise {
        height: auto !important;
        min-height: clamp(800px, 90vh, 1200px);
        padding-bottom: clamp(80px, 10vw, 120px);
        margin-bottom: 0;
        overflow: visible;
        position: relative;
        z-index: 0;
    }
    
    .expertise-gallery {
        grid-template-columns: 1fr 1fr;
        grid-template-rows: repeat(3, auto);
        gap: clamp(12px, 2vw, 20px);
        padding: 0 clamp(30px, 4vw, 50px) clamp(60px, 8vw, 100px);
        margin-bottom: 0;
        max-height: none !important;
        height: auto;
        overflow: visible;
    }
    
    .large-left,
    .large-right {
        grid-row: span 1;
    }
    
    .fashion {
        height: clamp(400px, 50vh, 650px);
        margin-top: 0 !important;
        margin-bottom: 0;
        padding-top: 0;
        position: relative;
        z-index: 0;
        clear: both;
        overflow: hidden;
        isolation: isolate;
        display: block;
    }
    
    .fashion-bg {
        position: absolute;
        top: 0;
        left: 0;
        z-index: 0;
    }
    
    .fashion-content {
        left: clamp(30px, 5vw, 60px);
        top: clamp(100px, 15vw, 180px);
        z-index: 2;
        position: absolute;
    }
    
    .fashion h2 {
        font-size: clamp(24px, 4vw, 50px);
    }
    
    .fashion-divider {
        z-index: 3;
        position: absolute;
    }
    
    .products {
        height: auto;
        min-height: clamp(500px, 70vh, 800px);
    }
    
    .products-content {
        padding: clamp(40px, 5vw, 60px) clamp(40px, 5vw, 80px);
    }
    
    .products-grid {
        flex-wrap: wrap;
        justify-content: center;
        gap: clamp(15px, 3vw, 30px);
    }
    
    .products-grid img {
        max-width: clamp(140px, 20vw, 220px);
    }
    
    .fabric-showcase {
        height: auto;
        min-height: clamp(600px, 80vh, 1000px);
        padding: clamp(60px, 6vw, 80px) clamp(40px, 5vw, 80px);
    }
    
    .fabric-grid {
        grid-template-columns: repeat(2, 1fr);
        grid-template-rows: repeat(4, 1fr);
        gap: clamp(15px, 2vw, 25px);
    }
    
    .cta-section {
        height: clamp(300px, 40vh, 500px);
    }
    
    .cta-content {
        left: clamp(30px, 5vw, 80px);
        top: clamp(80px, 12vw, 120px);
    }
    
    .cta-content h2 {
        font-size: clamp(24px, 4vw, 50px);
    }
    
    .footer {
        height: auto;
        min-height: auto;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: clamp(30px, 4vw, 50px);
        padding: clamp(40px, 5vw, 60px) 0;
    }
}

/* Mobile (768px and below) */
@media (max-width: 768px) {
    .hero {
        height: clamp(500px, 100vh, 700px);
    }
    
    .logo {
        width: clamp(100px, 25vw, 130px);
        left: clamp(20px, 5vw, 40px);
        top: clamp(20px, 5vw, 40px);
    }
    
    .hero h1 {
        left: clamp(20px, 5vw, 40px);
        top: clamp(150px, 30vh, 250px);
        font-size: clamp(24px, 6vw, 40px);
        line-height: 1.2;
    }
    
    .hero p {
        left: clamp(20px, 5vw, 40px);
        top: clamp(350px, 60vh, 500px);
        font-size: clamp(12px, 3vw, 14px);
        max-width: calc(100% - 40px);
        line-height: 1.6;
    }
    
    .partners {
        min-height: clamp(200px, 30vh, 300px);
    }
    
    .partners-grid {
        flex-wrap: wrap;
        justify-content: center;
        gap: clamp(20px, 5vw, 30px);
        padding: clamp(30px, 5vw, 40px) clamp(20px, 5vw, 30px);
    }
    
    .partners-grid img {
        width: 100%;
        max-width: 150px;
        max-height: clamp(50px, 12vw, 100px);
        margin: 0 auto;
    }
    
    .about {
        min-height: auto;
    }
    
    .about-image {
        height: clamp(250px, 40vh, 400px);
    }
    
    .about-text {
        padding: clamp(30px, 6vw, 50px) clamp(20px, 5vw, 30px);
    }
    
    .about-text h2 {
        font-size: clamp(22px, 5vw, 36px);
        margin-bottom: clamp(20px, 4vw, 30px);
    }
    
    .about-text p {
        font-size: clamp(13px, 3.5vw, 15px);
        margin-bottom: clamp(15px, 3vw, 20px);
    }
    
    .expertise {
        min-height: auto;
        padding-bottom: clamp(30px, 5vw, 50px);
    }
    
    .expertise-header {
        padding-top: clamp(40px, 6vw, 60px);
        margin-bottom: clamp(40px, 6vw, 60px);
        padding-left: clamp(20px, 5vw, 30px);
        padding-right: clamp(20px, 5vw, 30px);
    }
    
    .expertise-header h2 {
        font-size: clamp(22px, 5vw, 36px);
        margin-bottom: clamp(12px, 3vw, 16px);
    }
    
    .expertise-header p {
        font-size: clamp(13px, 3.5vw, 15px);
    }
    
    .expertise-gallery {
        grid-template-columns: 1fr;
        grid-template-rows: repeat(6, auto);
        gap: clamp(15px, 3vw, 20px);
        padding: 0 clamp(20px, 5vw, 30px);
        max-height: none;
    }
    
    .gallery-item {
        aspect-ratio: 4/5;
    }
    
    .large-left,
    .large-right {
        aspect-ratio: 4/5;
    }
    
    .medium-top,
    .medium-bottom {
        aspect-ratio: 4/5;
    }
    
    .product-label {
        bottom: clamp(15px, 3vw, 25px);
        left: clamp(15px, 3vw, 25px);
        font-size: clamp(14px, 3.5vw, 18px);
    }
    
    .fashion {
        height: clamp(350px, 50vh, 500px);
    }
    
    .fashion-content {
        left: clamp(20px, 5vw, 30px);
        top: clamp(80px, 20vh, 150px);
    }
    
    .fashion h2 {
        font-size: clamp(20px, 5vw, 36px);
        line-height: 1.3;
    }
    
    .products {
        min-height: auto;
    }
    
    .products-content {
        padding: clamp(30px, 6vw, 50px) clamp(20px, 5vw, 30px);
    }
    
    .products-text {
        margin-bottom: clamp(25px, 5vw, 35px);
    }
    
    .products-text p {
        font-size: clamp(13px, 3.5vw, 15px);
        line-height: 1.6;
    }
    
    .products-grid {
        flex-direction: column;
        align-items: center;
        gap: clamp(20px, 4vw, 30px);
        margin-bottom: clamp(25px, 5vw, 35px);
    }
    
    .products-grid img {
        max-width: clamp(150px, 60vw, 250px);
    }
    
    .products-footer {
        margin-top: clamp(20px, 4vw, 30px);
    }
    
    .products-footer p {
        font-size: clamp(13px, 3.5vw, 15px);
        margin-bottom: clamp(8px, 2vw, 12px);
    }
    
    .fabric-showcase {
        min-height: auto;
        padding: clamp(40px, 6vw, 60px) clamp(20px, 5vw, 30px);
        margin-bottom: clamp(30px, 5vw, 50px);
    }
    
    .fabric-header {
        margin-bottom: clamp(40px, 6vw, 60px);
    }
    
    .fabric-header h2 {
        font-size: clamp(22px, 5vw, 36px);
        margin-bottom: clamp(12px, 3vw, 20px);
    }
    
    .fabric-header p {
        font-size: clamp(13px, 3.5vw, 16px);
    }
    
    .fabric-grid {
        grid-template-columns: repeat(2, 1fr);
        grid-template-rows: repeat(4, 1fr);
        gap: clamp(12px, 3vw, 20px);
    }
    
    .fabric-item span {
        font-size: clamp(12px, 3vw, 14px);
        margin-top: clamp(8px, 2vw, 12px);
    }
    
    .cta-section {
        height: clamp(250px, 40vh, 400px);
    }
    
    .cta-content {
        left: clamp(20px, 5vw, 30px);
        top: clamp(60px, 15vh, 100px);
    }
    
    .cta-content h2 {
        font-size: clamp(20px, 5vw, 36px);
        line-height: 1.3;
    }
    
    .footer {
        padding: clamp(30px, 6vw, 50px) clamp(20px, 5vw, 30px);
    }
    
    .footer-logo {
        width: clamp(100px, 25vw, 130px);
        margin-bottom: clamp(15px, 3vw, 20px);
    }
    
    .footer-brand p {
        font-size: clamp(13px, 3.5vw, 15px);
        margin-bottom: clamp(20px, 4vw, 30px);
    }
    
    .footer-brand .phone {
        font-size: clamp(14px, 3.5vw, 18px);
    }
    
    .footer-products h4,
    .footer-contact h4 {
        font-size: clamp(18px, 4.5vw, 28px);
        margin-bottom: clamp(15px, 3vw, 20px);
    }
    
    .footer-products p,
    .footer-contact p {
        font-size: clamp(12px, 3vw, 14px);
        margin-bottom: clamp(12px, 3vw, 18px);
    }
}

/* Small Mobile (480px and below) */
@media (max-width: 480px) {
    .hero {
        height: clamp(450px, 100vh, 600px);
    }
    
    .hero h1 {
        top: clamp(120px, 25vh, 200px);
        font-size: clamp(20px, 7vw, 32px);
    }
    
    .hero p {
        top: clamp(300px, 55vh, 450px);
        font-size: clamp(11px, 3.5vw, 13px);
    }
    
    .partners-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: clamp(15px, 4vw, 25px);
        padding: clamp(25px, 6vw, 35px) clamp(15px, 4vw, 20px);
    }
    
    .partners-grid img {
        max-height: clamp(40px, 15vw, 80px);
    }
    
    .about-image {
        height: clamp(200px, 35vh, 350px);
    }
    
    .about-text {
        padding: clamp(25px, 6vw, 40px) clamp(15px, 4vw, 25px);
    }
    
    .about-text h2 {
        font-size: clamp(20px, 6vw, 30px);
    }
    
    .about-text p {
        font-size: clamp(12px, 3.5vw, 14px);
    }
    
    .expertise-header {
        padding-top: clamp(30px, 7vw, 50px);
        margin-bottom: clamp(30px, 7vw, 50px);
    }
    
    .expertise-header h2 {
        font-size: clamp(20px, 6vw, 30px);
    }
    
    .expertise-header p {
        font-size: clamp(12px, 3.5vw, 14px);
    }
    
    .expertise-gallery {
        gap: clamp(12px, 3vw, 18px);
        padding: 0 clamp(15px, 4vw, 25px);
    }
    
    .fabric-grid {
        grid-template-columns: 1fr;
        grid-template-rows: repeat(8, 1fr);
        gap: clamp(15px, 3vw, 20px);
    }
    
    .products-grid img {
        max-width: clamp(120px, 70vw, 200px);
    }
    
    .fashion h2,
    .cta-content h2 {
        font-size: clamp(18px, 6vw, 28px);
    }
}

/* Print styles */
@media print {
    * {
        background: white !important;
        color: black !important;
    }
    
    .hero-bg,
    .fashion-bg,
    .cta-bg {
        display: none;
    }
    
    .hero h1,
    .hero p,
    .fashion h2,
    .cta-content h2,
    .product-label {
        color: black !important;
        background: none !important;
        -webkit-background-clip: unset !important;
        background-clip: unset !important;
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
    
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* High contrast mode */
@media (prefers-contrast: high) {
    .hero h1,
    .hero p,
    .fashion h2,
    .cta-content h2,
    .product-label {
        color: white !important;
        background: none !important;
        -webkit-background-clip: unset !important;
        background-clip: unset !important;
        text-shadow: 2px 2px 4px rgba(0,0,0,0.8);
    }
}

/* 触摸设备优化 */
@media (hover: none) and (pointer: coarse) {
    /* 增加触摸目标大小 */
    a, button {
        min-height: 44px;
        min-width: 44px;
    }
    
    /* 优化滚动体验 */
    body {
        -webkit-overflow-scrolling: touch;
    }
    
    /* 优化图片显示 */
    img {
        -webkit-touch-callout: none;
        -webkit-user-select: none;
        user-select: none;
    }
}

/* Mobile Landscape (below 768px) */
@media (max-width: 768px) and (orientation: landscape) {
    .hero {
        height: clamp(400px, 100vh, 600px);
    }
    
    .hero h1 {
        top: clamp(100px, 20vh, 180px);
        font-size: clamp(20px, 5vw, 32px);
    }
    
    .hero p {
        top: clamp(250px, 45vh, 380px);
        font-size: clamp(11px, 2.5vw, 13px);
    }
    
    .fashion,
    .cta-section {
        height: clamp(250px, 50vh, 400px);
    }
    
    .partners-grid {
        flex-wrap: wrap;
        justify-content: center;
        gap: clamp(15px, 3vw, 25px);
    }
    
    .products-grid {
        flex-wrap: wrap;
        justify-content: center;
    }
}

/* 大屏幕优化 */
@media (min-width: 1920px) {
    .hero,
    .partners,
    .about,
    .expertise,
    .fashion,
    .products,
    .fabric-showcase,
    .cta-section,
    .footer {
        max-width: 1920px;
        margin-left: auto;
        margin-right: auto;
    }
}