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

html {
    scroll-behavior: smooth;
}

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

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

@keyframes floatSlow {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    50% {
        transform: translateY(-15px) rotate(2deg);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

@keyframes gradientMove {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

@keyframes shimmer {
    0% {
        background-position: -200% 0;
    }
    100% {
        background-position: 200% 0;
    }
}

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

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

@keyframes glow {
    0%, 100% {
        box-shadow: 0 0 5px rgba(51, 112, 255, 0.5);
    }
    50% {
        box-shadow: 0 0 20px rgba(51, 112, 255, 0.8), 0 0 30px rgba(51, 112, 255, 0.4);
    }
}

.animate-fadeInUp {
    animation: fadeInUp 0.8s ease-out forwards;
}

.animate-fadeInLeft {
    animation: fadeInLeft 0.8s ease-out forwards;
}

.animate-fadeInRight {
    animation: fadeInRight 0.8s ease-out forwards;
}

.animate-scaleIn {
    animation: scaleIn 0.6s ease-out forwards;
}

.animate-float {
    animation: float 3s ease-in-out infinite;
}

.animate-floatSlow {
    animation: floatSlow 6s ease-in-out infinite;
}

.animate-pulse {
    animation: pulse 2s ease-in-out infinite;
}

.animate-bounce {
    animation: bounce 2s ease-in-out infinite;
}

.animate-glow {
    animation: glow 2s ease-in-out infinite;
}

.scroll-animate {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.scroll-animate.visible {
    opacity: 1;
    transform: translateY(0);
}

.scroll-animate-left {
    opacity: 0;
    transform: translateX(-40px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.scroll-animate-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.scroll-animate-right {
    opacity: 0;
    transform: translateX(40px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.scroll-animate-right.visible {
    opacity: 1;
    transform: translateX(0);
}

.scroll-animate-scale {
    opacity: 0;
    transform: scale(0.9);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.scroll-animate-scale.visible {
    opacity: 1;
    transform: scale(1);
}

.delay-100 { transition-delay: 0.1s !important; }
.delay-200 { transition-delay: 0.2s !important; }
.delay-300 { transition-delay: 0.3s !important; }
.delay-400 { transition-delay: 0.4s !important; }
.delay-500 { transition-delay: 0.5s !important; }
.delay-600 { transition-delay: 0.6s !important; }
.delay-700 { transition-delay: 0.7s !important; }
.delay-800 { transition-delay: 0.8s !important; }

:root {
    --ucloud-blue: #3370ff;
    --ucloud-dark-blue: #1f49d6;
    --ucloud-light-blue: #e8f0fe;
    --ucloud-red: #ff4d4f;
    --ucloud-orange: #fa8c16;
    --text-primary: #1d2129;
    --text-secondary: #4e5969;
    --text-light: #86909c;
    --bg-white: #ffffff;
    --bg-light: #f7f8fa;
    --bg-gray: #f2f3f5;
    --border-color: #e5e6eb;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Helvetica Neue', Helvetica, Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-white);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.2s;
}

.top-bar {
    background: var(--bg-white);
    border-bottom: 1px solid var(--border-color);
    font-size: 12px;
}

.top-bar-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 40px;
}

.top-bar-left a,
.top-bar-right a {
    color: var(--text-secondary);
    padding: 0 12px;
    display: inline-block;
}

.top-bar-left a:hover,
.top-bar-right a:hover {
    color: var(--ucloud-blue);
}

.top-bar-right .register {
    color: var(--ucloud-blue);
    font-weight: 500;
}

.header {
    background: var(--bg-white);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 64px;
}

.logo {
    display: flex;
    flex-direction: column;
    color: var(--ucloud-blue);
}

.logo span {
    font-size: 24px;
    font-weight: 700;
    line-height: 1.2;
}

.logo small {
    font-size: 12px;
    color: var(--text-secondary);
    font-weight: 400;
}

.nav {
    display: flex;
    gap: 8px;
}

.nav a {
    padding: 8px 16px;
    color: var(--text-primary);
    font-size: 15px;
    font-weight: 500;
    border-radius: 4px;
    transition: all 0.2s;
}

.nav a:hover,
.nav a.active {
    color: var(--ucloud-blue);
    background: var(--ucloud-light-blue);
}

.hero {
    position: relative;
    background: linear-gradient(135deg, #1f49d6 0%, #3370ff 50%, #528bff 100%);
    background-size: 200% 200%;
    animation: gradientMove 8s ease infinite;
    padding: 80px 0 120px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 600"><defs><linearGradient id="grad1" x1="0%" y1="0%" x2="100%" y2="100%"><stop offset="0%" style="stop-color:rgba(255,255,255,0.1);stop-opacity:1" /><stop offset="100%" style="stop-color:rgba(255,255,255,0);stop-opacity:1" /></linearGradient></defs><circle cx="200" cy="200" r="300" fill="url(%23grad1)"/><circle cx="1000" cy="400" r="400" fill="url(%23grad1)"/></svg>') no-repeat center center;
    background-size: cover;
    opacity: 0.3;
    animation: floatSlow 12s ease-in-out infinite;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-text h1 {
    font-size: 48px;
    font-weight: 700;
    color: var(--bg-white);
    margin-bottom: 16px;
    line-height: 1.2;
}

.hero-text p {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 32px;
    line-height: 1.6;
}

.hero-btns {
    display: flex;
    gap: 16px;
}

.btn-hero-primary {
    padding: 14px 36px;
    background: var(--bg-white);
    color: var(--ucloud-blue);
    border-radius: 4px;
    font-size: 16px;
    font-weight: 600;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: inline-block;
    position: relative;
    overflow: hidden;
}

.btn-hero-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
    transition: left 0.5s;
}

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

.btn-hero-primary:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.2);
}

.btn-hero-secondary {
    padding: 14px 36px;
    background: transparent;
    color: var(--bg-white);
    border: 2px solid rgba(255, 255, 255, 0.6);
    border-radius: 4px;
    font-size: 16px;
    font-weight: 600;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: inline-block;
}

.btn-hero-secondary:hover {
    border-color: var(--bg-white);
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.cloud-illustration {
    width: 400px;
    height: 400px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(10px);
    animation: float 6s ease-in-out infinite;
}

.cloud-illustration i {
    font-size: 200px;
    color: rgba(255, 255, 255, 0.9);
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

.promo-banner {
    background: var(--bg-light);
    padding: 40px 0;
    margin-top: -40px;
    position: relative;
    z-index: 2;
}

.promo-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.promo-item {
    background: var(--bg-white);
    padding: 32px;
    border-radius: 8px;
    position: relative;
    box-shadow: var(--shadow-md);
    transition: all 0.3s;
}

.promo-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.promo-tag {
    position: absolute;
    top: 16px;
    right: 16px;
    padding: 4px 12px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 600;
}

.promo-item.hot .promo-tag {
    background: linear-gradient(135deg, #ff4d4f 0%, #ff7875 100%);
    color: var(--bg-white);
}

.promo-item.new .promo-tag {
    background: linear-gradient(135deg, #3370ff 0%, #528bff 100%);
    color: var(--bg-white);
}

.promo-item h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.promo-item p {
    font-size: 14px;
    color: var(--text-secondary);
}

.products {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 48px;
}

.section-header h2 {
    font-size: 36px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.section-header p {
    font-size: 16px;
    color: var(--text-secondary);
    max-width: 800px;
    margin: 0 auto;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.product-card {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 24px;
    position: relative;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    transform-style: preserve-3d;
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 8px;
    background: linear-gradient(135deg, rgba(51, 112, 255, 0.05) 0%, rgba(51, 112, 255, 0) 100%);
    opacity: 0;
    transition: opacity 0.4s;
    pointer-events: none;
}

.product-card:hover {
    border-color: var(--ucloud-blue);
    box-shadow: 0 12px 40px rgba(51, 112, 255, 0.15), 0 4px 12px rgba(0, 0, 0, 0.08);
    transform: translateY(-6px) scale(1.02);
}

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

.product-card.featured {
    background: linear-gradient(135deg, #f0f5ff 0%, #e8f0fe 100%);
    border-color: var(--ucloud-blue);
}

.product-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    padding: 4px 12px;
    background: linear-gradient(135deg, var(--ucloud-blue) 0%, #528bff 100%);
    color: var(--bg-white);
    border-radius: 4px;
    font-size: 12px;
    font-weight: 600;
}

.product-card h3 {
    font-size: 18px;
    font-weight: 600;
    margin: 24px 0 12px;
    color: var(--text-primary);
}

.product-desc {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 20px;
    min-height: 60px;
}

.product-price {
    margin-bottom: 20px;
}

.price-label {
    display: block;
    font-size: 12px;
    color: var(--text-light);
    margin-bottom: 4px;
}

.price-value {
    font-size: 24px;
    font-weight: 700;
    color: var(--ucloud-red);
}

.btn-product {
    display: block;
    width: 100%;
    padding: 10px;
    background: var(--ucloud-blue);
    color: var(--bg-white);
    text-align: center;
    border-radius: 4px;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

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

.btn-product:hover::before {
    width: 300px;
    height: 300px;
}

.btn-product:hover {
    background: var(--ucloud-dark-blue);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(51, 112, 255, 0.3);
}

.why-choose {
    background: var(--bg-light);
    padding: 80px 0;
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
}

.why-item {
    text-align: center;
    padding: 32px 24px;
    background: var(--bg-white);
    border-radius: 8px;
    transition: all 0.3s;
}

.why-item:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.why-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    background: linear-gradient(135deg, var(--ucloud-blue) 0%, #528bff 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.why-icon i {
    font-size: 36px;
    color: var(--bg-white);
}

.why-item h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.why-item p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* GPU Zone Styles */
.gpu-zone {
    padding: 80px 0;
    background: var(--bg-white);
}

.gpu-tabs {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-bottom: 40px;
}

.gpu-tab-btn {
    padding: 12px 24px;
    background: var(--bg-light);
    border: none;
    border-radius: 4px;
    font-size: 15px;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
}

.gpu-tab-btn.active {
    background: linear-gradient(135deg, #ffd7a8 0%, #ffb86b 100%);
    color: var(--text-primary);
}

.badge-hot,
.badge-new {
    display: inline-block;
    padding: 2px 8px;
    font-size: 12px;
    border-radius: 4px;
    margin-left: 8px;
}

.badge-hot {
    background: linear-gradient(135deg, #ff4d4f 0%, #ff7875 100%);
    color: var(--bg-white);
}

.badge-new {
    background: linear-gradient(135deg, #3370ff 0%, #528bff 100%);
    color: var(--bg-white);
}

.gpu-products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.gpu-product-card {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 24px;
    transition: all 0.3s;
}

.gpu-product-card:hover {
    border-color: var(--ucloud-blue);
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.gpu-product-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.gpu-specs-list {
    margin-bottom: 24px;
}

.gpu-products-grid {
    display: block;
}

.gpu-category-content {
    display: none;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.gpu-category-content.active {
    display: grid;
}

.gpu-spec-item {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid var(--border-color);
}

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

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

.spec-value {
    font-size: 14px;
    color: var(--text-primary);
    font-weight: 500;
}

.btn-gpu-buy {
    display: block;
    width: 100%;
    padding: 10px;
    background: linear-gradient(135deg, #fff3e6 0%, #ffe6cc 100%);
    color: var(--ucloud-orange);
    text-align: center;
    border-radius: 4px;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.2s;
}

.btn-gpu-buy:hover {
    background: linear-gradient(135deg, #ffe6cc 0%, #ffd1a3 100%);
}

/* Hot Products Styles */
.hot-products {
    padding: 80px 0;
    background: var(--bg-light);
}

.hot-tabs {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-bottom: 40px;
}

.hot-tab-btn {
    padding: 12px 24px;
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 15px;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
}

.hot-tab-btn.active {
    background: linear-gradient(135deg, #ffd7a8 0%, #ffb86b 100%);
    border-color: transparent;
    color: var(--text-primary);
}

.hot-products-grid {
    display: block;
}

.hot-category-products {
    display: none;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.hot-category-products.active {
    display: grid;
}

.hot-product-card {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 32px;
    transition: all 0.3s;
}

.hot-product-card:hover {
    border-color: var(--ucloud-blue);
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.hot-product-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.hot-product-header h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
}

.hot-badge {
    padding: 4px 12px;
    background: linear-gradient(135deg, #ff4d4f 0%, #ff7875 100%);
    color: var(--bg-white);
    border-radius: 4px;
    font-size: 12px;
    font-weight: 600;
}

.hot-product-desc {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.hot-specs {
    margin-bottom: 24px;
}

.hot-spec-row {
    display: flex;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
}

.hot-spec-row:last-child {
    border-bottom: none;
}

.btn-hot-buy {
    display: block;
    width: 100%;
    padding: 12px;
    background: linear-gradient(135deg, #fff9e6 0%, #fff3cc 100%);
    color: var(--ucloud-orange);
    text-align: center;
    border-radius: 4px;
    font-size: 15px;
    font-weight: 600;
    transition: all 0.2s;
}

.btn-hot-buy:hover {
    background: linear-gradient(135deg, #fff3cc 0%, #ffedbb 100%);
}

/* Scene Solutions Styles */
.scene-solutions {
    padding: 80px 0;
    background: linear-gradient(135deg, #fff9e6 0%, #fff3cc 100%);
}

.scene-tabs {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-bottom: 40px;
}

.scene-tab-btn {
    padding: 12px 24px;
    background: var(--bg-white);
    border: none;
    border-radius: 4px;
    font-size: 15px;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
}

.scene-tab-btn.active {
    background: linear-gradient(135deg, #ffd7a8 0%, #ffb86b 100%);
    color: var(--text-primary);
}

.scene-content {
    display: block;
    background: var(--bg-white);
    border-radius: 16px;
    padding: 48px;
}

.scene-category-content {
    display: none;
}

.scene-category-content.active {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 32px;
}

.scene-intro h3 {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 24px;
    color: var(--text-primary);
}

.scene-intro ul {
    list-style: none;
}

.scene-intro ul li {
    padding: 12px 0;
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.8;
}

.scene-products {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.scene-product-card {
    background: var(--bg-light);
    border-radius: 8px;
    padding: 24px;
    transition: all 0.3s;
}

.scene-product-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.scene-product-card h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.scene-product-desc {
    font-size: 13px;
    color: var(--text-light);
    margin-bottom: 20px;
}

.scene-specs {
    margin-bottom: 20px;
}

.scene-spec-row {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    font-size: 13px;
}

.scene-price {
    margin-bottom: 16px;
}

.price-num {
    font-size: 36px;
    font-weight: 700;
    color: var(--ucloud-orange);
}

.price-unit {
    font-size: 14px;
    color: var(--text-light);
}

.btn-scene-buy {
    display: block;
    width: 100%;
    padding: 10px;
    background: linear-gradient(135deg, #fff9e6 0%, #fff3cc 100%);
    color: var(--ucloud-orange);
    text-align: center;
    border-radius: 4px;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.2s;
}

.btn-scene-buy:hover {
    background: linear-gradient(135deg, #fff3cc 0%, #ffedbb 100%);
}

/* Customers Styles */
.customers {
    padding: 80px 0;
    background: var(--bg-white);
}

.customers-grid {
    display: grid;
    grid-template-columns: repeat(8, 1fr);
    gap: 24px;
}

.customer-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 60px;
    background: var(--bg-light);
    border-radius: 8px;
    font-size: 14px;
    color: var(--text-secondary);
    transition: all 0.3s;
}

.customer-logo:hover {
    background: var(--ucloud-light-blue);
    color: var(--ucloud-blue);
    transform: translateY(-4px);
}

/* More Offers Styles */
.more-offers {
    padding: 80px 0;
    background: var(--bg-light);
}

.offers-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.offer-card {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 32px;
    transition: all 0.3s;
    display: flex;
    flex-direction: column;
}

.offer-card:hover {
    border-color: var(--ucloud-blue);
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.offer-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--ucloud-blue) 0%, #528bff 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.offer-icon i {
    font-size: 28px;
    color: var(--bg-white);
}

.offer-card h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.offer-card p {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 20px;
    flex: 1;
}

.btn-offer {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--ucloud-blue);
    font-size: 14px;
    font-weight: 600;
    transition: gap 0.2s;
}

.btn-offer:hover {
    gap: 12px;
}

/* Infra Stats Large */
.infra-stats-large {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 48px;
    padding: 60px 0;
}

.infra-stat-large {
    text-align: center;
}

.infra-stat-large i {
    font-size: 48px;
    color: var(--ucloud-blue);
    margin-bottom: 16px;
}

.stat-num-large {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.stat-label-large {
    font-size: 14px;
    color: var(--text-secondary);
}

/* Footer Styles */
.footer {
    background: #1d2129;
    color: var(--bg-white);
    padding: 60px 0 0;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
    gap: 48px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-logo {
    display: flex;
    flex-direction: column;
    margin-bottom: 16px;
}

.footer-logo span {
    font-size: 24px;
    font-weight: 700;
    color: var(--ucloud-blue);
}

.footer-logo small {
    font-size: 12px;
    color: var(--text-light);
}

.footer-section p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 16px;
}

.footer-contact p {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
}

.footer-contact i {
    color: var(--ucloud-blue);
}

.footer-section h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--bg-white);
}

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

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

.footer-section ul li a {
    color: var(--text-light);
    font-size: 14px;
    transition: color 0.2s;
}

.footer-section ul li a:hover {
    color: var(--ucloud-blue);
}

.footer-bottom {
    text-align: center;
    padding: 24px 0;
}

.footer-bottom p {
    font-size: 14px;
    color: var(--text-light);
}

/* Responsive */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-image {
        display: none;
    }
    
    .hero-btns {
        justify-content: center;
    }
    
    .product-grid,
    .why-grid,
    .gpu-products-grid,
    .hot-products-grid,
    .scene-products,
    .customers-grid,
    .offers-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .scene-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .top-bar {
        display: none;
    }
    
    .nav {
        display: none;
    }
    
    .hero-text h1 {
        font-size: 32px;
    }
    
    .product-grid,
    .why-grid,
    .gpu-products-grid,
    .hot-products-grid,
    .scene-products,
    .customers-grid,
    .offers-grid,
    .infra-stats-large {
        grid-template-columns: 1fr;
    }
    
    .gpu-tabs,
    .hot-tabs,
    .scene-tabs {
        flex-wrap: wrap;
    }
}

/* Product Specs Styles */
.product-specs {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin: 16px 0;
    padding: 12px;
    background: var(--bg-light);
    border-radius: 8px;
}

.product-specs span {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: var(--text-secondary);
}

.product-specs i {
    color: var(--ucloud-blue);
    font-size: 14px;
}

.product-badge.hot {
    background: linear-gradient(135deg, #ff4d4f 0%, #ff7875 100%);
    color: var(--bg-white);
}

.product-original-price {
    font-size: 13px;
    color: var(--text-light);
    text-decoration: line-through;
    margin-top: 4px;
}