/* 基础样式重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Microsoft YaHei', 'PingFang SC', 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
}

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

/* 导航栏样式 */
.navbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

/* 语言选择器样式 */
.language-selector select {
    background: #f8f9fa;
    border: 1px solid #ddd;
    border-radius: 4px;
    padding: 5px 10px;
    font-size: 14px;
    color: #333;
    cursor: pointer;
    transition: all 0.3s ease;
}

.language-selector select:hover {
    background: #e9ecef;
    border-color: #2196F3;
}

.language-selector select:focus {
    outline: none;
    border-color: #2196F3;
    box-shadow: 0 0 0 2px rgba(33, 150, 243, 0.2);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo .logo-img {
    height: 35px;
    width: auto;
    max-width: 120px;
    object-fit: contain;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 40px;
}

.nav-link {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: #2196F3;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: #2196F3;
    transition: width 0.3s ease;
}

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

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background: #333;
    margin: 3px 0;
    transition: 0.3s;
}

/* 首页横幅 */
.hero {
    margin-top: 70px;
    padding: 80px 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
    background-size: 400% 400%;
    animation: gradientShift 8s ease infinite;
    min-height: 600px;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

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

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-content h1 {
    font-size: 48px;
    font-weight: 700;
    color: white;
    margin-bottom: 20px;
    line-height: 1.2;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-content p {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 40px;
    line-height: 1.6;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.2);
}

.hero-buttons {
    display: flex;
    gap: 20px;
}

.btn {
    padding: 15px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    display: inline-block;
    border: none;
    cursor: pointer;
    font-size: 16px;
}

.btn-primary {
    background: linear-gradient(135deg, #ff6b6b 0%, #ee5a24 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(255, 107, 107, 0.3);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #ee5a24 0%, #ff6b6b 100%);
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(255, 107, 107, 0.4);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.3);
    color: white;
    border-color: rgba(255, 255, 255, 0.8);
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(255, 255, 255, 0.2);
}

.hero-image {
    text-align: center;
}

.hero-image img {
    max-width: 100%;
    height: auto;
}

/* 章节标题 */
.section-title {
    text-align: center;
    font-size: 36px;
    font-weight: 700;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 60px;
    position: relative;
    animation: titleGlow 3s ease-in-out infinite alternate;
}

@keyframes titleGlow {
    0% {
        filter: drop-shadow(0 0 5px rgba(102, 126, 234, 0.3));
    }
    100% {
        filter: drop-shadow(0 0 15px rgba(240, 147, 251, 0.5));
    }
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
    border-radius: 2px;
    animation: underlineGlow 2s ease-in-out infinite alternate;
}

@keyframes underlineGlow {
    0% {
        box-shadow: 0 0 5px rgba(102, 126, 234, 0.3);
        width: 80px;
    }
    100% {
        box-shadow: 0 0 15px rgba(240, 147, 251, 0.5);
        width: 100px;
    }
}

/* 产品展示 */
.products-preview {
    padding: 100px 0;
    background: #fff;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 40px;
}

.product-card {
    background: linear-gradient(145deg, #ffffff 0%, #f8f9fa 100%);
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 15px 50px rgba(0, 0, 0, 0.08);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    text-align: center;
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(145deg, rgba(33, 150, 243, 0.05) 0%, rgba(156, 39, 176, 0.05) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
    border-radius: 20px;
}

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

.product-card:hover {
    transform: translateY(-15px) scale(1.02);
    box-shadow: 0 25px 80px rgba(33, 150, 243, 0.15);
    border-color: rgba(33, 150, 243, 0.2);
}

.product-image {
    margin-bottom: 30px;
    overflow: hidden;
    border-radius: 12px;
}

.product-img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.product-card:hover .product-img {
    transform: scale(1.05);
}

.product-card h3 {
    font-size: 24px;
    font-weight: 600;
    color: #333;
    margin-bottom: 20px;
}

.product-card p {
    color: #666;
    line-height: 1.6;
    margin-bottom: 30px;
}

.product-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: #2196F3;
    text-decoration: none;
    font-weight: 600;
    padding: 12px 24px;
    border: 2px solid #2196F3;
    border-radius: 25px;
    transition: all 0.3s ease;
    position: relative;
    z-index: 1;
    background: transparent;
}

.product-link:hover {
    color: white;
    background: linear-gradient(135deg, #2196F3 0%, #1976D2 100%);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(33, 150, 243, 0.3);
}

/* 合作伙伴 */
.cooperation-preview {
    padding: 100px 0;
    background: linear-gradient(135deg, #f8f9ff 0%, #e3f2fd 100%);
}

.cooperation-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.cooperation-text h3 {
    font-size: 32px;
    font-weight: 700;
    color: #333;
    margin-bottom: 30px;
}

.cooperation-benefits {
    list-style: none;
    margin-bottom: 40px;
}

.cooperation-benefits li {
    padding: 10px 0;
    font-size: 18px;
    color: #666;
}

.cooperation-benefits li::before {
    content: '✓';
    color: #2196F3;
    font-weight: bold;
    margin-right: 10px;
}

/* 工厂图片轮播 */
.factory-gallery {
    position: relative;
    max-width: 400px;
    margin: 0 auto;
}

.factory-images {
    position: relative;
    width: 100%;
    height: 300px;
    overflow: hidden;
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

.factory-img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transition: opacity 0.5s ease-in-out;
}

.factory-img.active {
    opacity: 1;
}

.factory-dots {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 20px;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #ddd;
    cursor: pointer;
    transition: background 0.3s ease;
}

.dot.active {
    background: #2196F3;
}

.dot:hover {
    background: #1976D2;
}

/* 合作伙伴招募海报 */
.partner-recruitment {
    padding: 80px 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    position: relative;
    overflow: hidden;
}

.partner-recruitment::before {
    content: '';
    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 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="%23ffffff" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>') repeat;
    pointer-events: none;
}

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

.recruitment-title {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 40px;
    text-align: center;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

.recruitment-benefits {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 25px;
}

.benefit-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 20px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 12px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

.benefit-item:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-3px);
}

.benefit-icon {
    font-size: 24px;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.3));
}

.problem-solution {
    text-align: center;
}

.problem-solution h3 {
    font-size: 28px;
    font-weight: 600;
    margin-bottom: 30px;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

.problems-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
    margin-bottom: 40px;
}

.problem-item {
    padding: 18px 24px;
    background: rgba(255, 255, 255, 0.25);
    border-radius: 30px;
    font-weight: 600;
    border: 2px solid rgba(255, 255, 255, 0.4);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    position: relative;
    overflow: hidden;
}

.problem-item::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;
}

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

.problem-item:hover {
    background: rgba(255, 255, 255, 0.35);
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    border-color: rgba(255, 255, 255, 0.6);
}

.solution-cta {
    margin-top: 30px;
}

.solution-text {
    font-size: 18px;
    margin-bottom: 25px;
    font-weight: 500;
    text-shadow: 0 1px 2px rgba(0,0,0,0.3);
}

.btn-cta {
    background: linear-gradient(135deg, #ff6b6b 0%, #ee5a24 50%, #ff9f43 100%);
    color: white;
    padding: 18px 40px;
    border-radius: 35px;
    box-shadow: 0 6px 20px rgba(255, 107, 107, 0.4);
    position: relative;
    overflow: hidden;
    transform: perspective(1px) translateZ(0);
    transition: all 0.3s ease;
    font-weight: 600;
    font-size: 16px;
    text-decoration: none;
    display: inline-block;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(238, 90, 36, 0.4);
    border: none;
}

.btn-cta:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 10px 30px rgba(255, 107, 107, 0.6);
    background: linear-gradient(135deg, #ff9f43 0%, #ff6b6b 50%, #ee5a24 100%);
}

.btn-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.6s ease;
}

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

/* 优势展示 */
.advantages-preview {
    padding: 100px 0;
    background: #fff;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.advantage-item {
    text-align: center;
    padding: 40px 20px;
    border-radius: 16px;
    transition: all 0.3s ease;
}

.advantage-item:hover {
    background: #f8f9ff;
    transform: translateY(-5px);
}

.advantage-icon {
    margin-bottom: 30px;
}

.advantage-item h4 {
    font-size: 22px;
    font-weight: 600;
    color: #333;
    margin-bottom: 15px;
}

.advantage-item p {
    color: #666;
    line-height: 1.6;
}

/* 产品页面样式 */
.product-hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 120px 0 80px;
    margin-top: 70px;
}

.product-hero-content {
    text-align: center;
}

.product-hero-content h1 {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 20px;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

.product-hero-content p {
    font-size: 20px;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto;
}

.product-features {
    padding: 100px 0;
    background: #fff;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
}

.feature-item {
    text-align: center;
    padding: 40px 20px;
    border-radius: 16px;
    transition: all 0.3s ease;
}

.feature-item:hover {
    background: #f8f9ff;
    transform: translateY(-5px);
}

.feature-icon {
    margin-bottom: 30px;
}

.feature-item h3 {
    font-size: 22px;
    font-weight: 600;
    color: #333;
    margin-bottom: 15px;
}

.feature-item p {
    color: #666;
    line-height: 1.6;
}

/* 产品展示 */
.product-showcase {
    padding: 100px 0;
    background: #f8f9fa;
}

.showcase-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    margin-top: 60px;
    align-items: start;
}

.showcase-images {
    position: sticky;
    top: 100px;
}

.main-image {
    margin-bottom: 20px;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 15px 50px rgba(0, 0, 0, 0.1);
}

.main-img {
    width: 100%;
    height: auto;
    display: block;
    transition: all 0.3s ease;
}

.thumbnail-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 15px;
}

.thumbnail {
    width: 100%;
    height: 80px;
    object-fit: cover;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 3px solid transparent;
    opacity: 0.7;
}

.thumbnail:hover {
    opacity: 1;
    transform: scale(1.05);
}

.thumbnail.active {
    border-color: #2196F3;
    opacity: 1;
}

.showcase-content {
    padding: 20px 0;
}

.showcase-content h3 {
    font-size: 32px;
    font-weight: 700;
    color: #333;
    margin-bottom: 30px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.product-description {
    color: #666;
    line-height: 1.8;
    font-size: 16px;
}

.product-description > p {
    margin-bottom: 40px;
    font-size: 18px;
    line-height: 1.7;
}

.key-benefits {
    margin-bottom: 40px;
}

.key-benefits h4 {
    font-size: 20px;
    font-weight: 600;
    color: #333;
    margin-bottom: 20px;
}

.key-benefits ul {
    list-style: none;
    padding: 0;
}

.key-benefits li {
    margin-bottom: 15px;
    padding-left: 25px;
    position: relative;
    line-height: 1.6;
}

.key-benefits li::before {
    content: '✨';
    position: absolute;
    left: 0;
    font-size: 16px;
}

.key-benefits strong {
    color: #2196F3;
}

.compatibility-info h4 {
    font-size: 20px;
    font-weight: 600;
    color: #333;
    margin-bottom: 20px;
}

.compatibility-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.tag {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 500;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
    transition: all 0.3s ease;
}

.tag:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
}

.product-series {
    padding: 100px 0;
    background: linear-gradient(135deg, #f8f9ff 0%, #e3f2fd 100%);
}

.series-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 60px;
}

.series-item {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
    background: white;
    padding: 40px;
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

.series-item:nth-child(even) {
    grid-template-columns: 1fr 1fr;
}

.series-item:nth-child(even) .series-image {
    order: 2;
}

.series-item:nth-child(even) .series-content {
    order: 1;
}

.series-image {
    overflow: hidden;
    border-radius: 12px;
}

.series-img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.series-item:hover .series-img {
    transform: scale(1.05);
}

.series-content h3 {
    font-size: 28px;
    font-weight: 600;
    color: #333;
    margin-bottom: 20px;
}

.series-content p {
    color: #666;
    line-height: 1.6;
    margin-bottom: 25px;
}

.series-specs {
    list-style: none;
}

.series-specs li {
    padding: 8px 0;
    color: #555;
    border-bottom: 1px solid #eee;
}

.series-specs li:last-child {
    border-bottom: none;
}

.series-specs li::before {
    content: '▸';
    color: #2196F3;
    font-weight: bold;
    margin-right: 10px;
}

.product-applications {
    padding: 100px 0;
    background: #fff;
}

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

.application-item {
    background: #f8f9ff;
    padding: 30px;
    border-radius: 12px;
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid #e3f2fd;
}

.application-item:hover {
    background: #e3f2fd;
    transform: translateY(-3px);
    box-shadow: 0 5px 20px rgba(33, 150, 243, 0.1);
}

.application-item h3 {
    font-size: 20px;
    font-weight: 600;
    color: #333;
    margin-bottom: 15px;
}

.application-item p {
    color: #666;
    line-height: 1.6;
}

.product-specs {
    padding: 100px 0;
    background: linear-gradient(135deg, #f8f9ff 0%, #e3f2fd 100%);
}

.specs-table {
    max-width: 800px;
    margin: 0 auto;
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

.specs-table table {
    width: 100%;
    border-collapse: collapse;
}

.specs-table th,
.specs-table td {
    padding: 20px;
    text-align: left;
    border-bottom: 1px solid #eee;
}

.specs-table th {
    background: #2196F3;
    color: white;
    font-weight: 600;
    font-size: 18px;
}

.specs-table td {
    color: #555;
    font-size: 16px;
}

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

.specs-table tr:hover {
    background: #f8f9ff;
}

/* 关于我们页面样式 */
.about-hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 120px 0 80px;
    text-align: center;
}

.about-hero-content h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.about-hero-content p {
    font-size: 1.2rem;
    opacity: 0.9;
}

.company-intro {
    padding: 80px 0;
    background: #f8f9fa;
}

.intro-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.intro-text h2 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: #333;
}

.intro-text p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
    color: #666;
}

.company-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.stat-item {
    text-align: center;
}

.stat-item h3 {
    font-size: 2.5rem;
    color: #2196F3;
    margin-bottom: 0.5rem;
    font-weight: 700;
}

.stat-item p {
    font-size: 1rem;
    color: #666;
}

.company-img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.factory-showcase {
    padding: 80px 0;
}

.factory-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 3rem;
    margin-top: 3rem;
}

.factory-item {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

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

.factory-img {
    width: 100%;
    height: 250px;
    object-fit: cover;
}

.factory-info {
    padding: 2rem;
}

.factory-info h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #333;
}

.factory-info p {
    color: #666;
    line-height: 1.6;
}

.company-culture {
    padding: 80px 0;
    background: #f8f9fa;
}

.culture-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 3rem;
    margin-top: 3rem;
}

.culture-item {
    text-align: center;
    padding: 2rem;
    background: white;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

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

.culture-icon {
    margin-bottom: 1.5rem;
}

.culture-item h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #333;
}

.culture-item p {
    color: #666;
    line-height: 1.6;
}

.certifications {
    padding: 80px 0;
}

.cert-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.cert-item {
    text-align: center;
    padding: 2rem;
    background: white;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

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

.cert-icon {
    margin-bottom: 1rem;
}

.cert-item h3 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    color: #333;
}

.cert-item p {
    color: #666;
    font-size: 0.9rem;
}

.company-timeline {
    padding: 80px 0;
    background: #f8f9fa;
}

.timeline {
    position: relative;
    margin-top: 3rem;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: #2196F3;
    transform: translateX(-50%);
}

.timeline-item {
    display: flex;
    margin-bottom: 3rem;
    position: relative;
}

.timeline-item:nth-child(odd) {
    flex-direction: row;
}

.timeline-item:nth-child(even) {
    flex-direction: row-reverse;
}

.timeline-year {
    width: 100px;
    height: 100px;
    background: #2196F3;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    font-weight: 700;
    position: relative;
    z-index: 2;
    margin: 0 2rem;
}

.timeline-content {
    flex: 1;
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    max-width: 400px;
}

.timeline-content h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #333;
}

.timeline-content p {
    color: #666;
    line-height: 1.6;
}

/* 联系我们页面样式 */
.contact-hero {
    background: linear-gradient(135deg, #4CAF50 0%, #45a049 100%);
    color: white;
    padding: 120px 0 80px;
    text-align: center;
}

.contact-hero-content h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.contact-hero-content p {
    font-size: 1.2rem;
    opacity: 0.9;
}

.contact-info-section {
    padding: 80px 0;
    background: #f8f9fa;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 60px;
    align-items: start;
    max-width: 800px;
    margin: 0 auto;
}

.contact-details h2,
.contact-form-container h2 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: #333;
}

.contact-list {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-item-detail {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    padding: 2rem;
    background: white;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

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

.contact-icon {
    flex-shrink: 0;
}

.contact-text h3 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    color: #333;
}

.contact-text p {
    color: #666;
    margin-bottom: 0.3rem;
}

.contact-form-container {
    background: white;
    padding: 3rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #333;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 1rem;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #2196F3;
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.submit-btn {
    background: linear-gradient(135deg, #2196F3 0%, #1976D2 100%);
    color: white;
    border: none;
    padding: 1rem 2rem;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(33, 150, 243, 0.3);
}

/* 公司实力展示 */
.company-showcase {
    padding: 80px 0;
    background: #f8f9fa;
}

.section-subtitle {
    text-align: center;
    font-size: 1.2rem;
    color: #666;
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.showcase-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 3rem;
}

.showcase-item {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
}

.showcase-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}

.showcase-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.showcase-item:hover .showcase-image {
    transform: scale(1.05);
}

.showcase-content {
    padding: 25px;
    text-align: center;
}

.showcase-content h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
    color: #333;
    font-weight: 600;
}

.showcase-content p {
    color: #666;
    line-height: 1.6;
    font-size: 0.95rem;
}

.faq-section {
    padding: 80px 0;
    background: #f8f9fa;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.faq-item {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

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

.faq-item h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: #333;
}

.faq-item p {
    color: #666;
    line-height: 1.6;
}

/* 页脚 */
.footer {
    background: #333;
    color: #fff;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 20px;
    color: #2196F3;
}

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

.footer-section ul li {
    margin-bottom: 10px;
}

.footer-section ul li a {
    color: #ccc;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: #2196F3;
}

.footer-bottom {
    border-top: 1px solid #555;
    padding-top: 20px;
    text-align: center;
    color: #ccc;
}

/* 联系方式样式 */
.contact-info {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 0;
    transition: all 0.3s ease;
}

.contact-item:hover {
    color: #2196F3;
    transform: translateX(5px);
}

.contact-icon {
    font-size: 18px;
    width: 24px;
    text-align: center;
    filter: drop-shadow(0 1px 2px rgba(0,0,0,0.3));
}

.contact-item span {
    font-size: 14px;
    line-height: 1.4;
}

.whatsapp-link {
    color: #25D366;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    padding: 6px 12px;
    border-radius: 20px;
    background: linear-gradient(135deg, rgba(37, 211, 102, 0.1), rgba(37, 211, 102, 0.05));
    border: 1px solid rgba(37, 211, 102, 0.3);
    display: inline-block;
    position: relative;
    overflow: hidden;
}

.whatsapp-link::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 ease;
}

.whatsapp-link:hover {
    color: #fff;
    background: linear-gradient(135deg, #25D366, #128C7E);
    border-color: #25D366;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4);
}

.whatsapp-link:hover::before {
    left: 100%;
}

.whatsapp-link:active {
    transform: translateY(0);
    box-shadow: 0 2px 6px rgba(37, 211, 102, 0.3);
}

/* 简洁的WhatsApp链接样式 */
.whatsapp-simple {
    color: #fff;
    text-decoration: none;
    cursor: pointer;
    transition: none;
}

.whatsapp-simple:hover {
    color: #fff;
    text-decoration: none;
}

.whatsapp-simple:visited {
    color: #fff;
}

.whatsapp-simple:active {
    color: #fff;
}

/* Partnership Page Styles */
.partnership-hero {
    background: linear-gradient(135deg, #2196F3 0%, #1976D2 100%);
    color: white;
    padding: 120px 0 80px;
    margin-top: 70px;
    text-align: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero-text h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 40px;
    opacity: 0.9;
    line-height: 1.5;
}

.hero-highlights {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.highlight-item {
    background: rgba(255, 255, 255, 0.2);
    padding: 10px 20px;
    border-radius: 25px;
    font-size: 0.9rem;
    font-weight: 500;
    backdrop-filter: blur(10px);
}

.hero-actions {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.btn-primary, .btn-secondary {
    padding: 15px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    display: inline-block;
}

.btn-primary {
    background: white;
    color: #2196F3;
}

.btn-primary:hover {
    background: #f5f5f5;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

.btn-secondary:hover {
    background: white;
    color: #2196F3;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

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

.hero-text h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.hero-text .hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 30px;
    opacity: 0.95;
    font-weight: 500;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.3);
}



.cta-btn {
    padding: 15px 30px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    display: inline-block;
    text-align: center;
    min-width: 180px;
}

.cta-btn.primary {
    background: linear-gradient(135deg, #ff6b35, #f7931e);
    color: white;
    box-shadow: 0 5px 15px rgba(255,107,53,0.4);
}

.cta-btn.primary:hover {
    background: linear-gradient(135deg, #e55a2b, #e8851a);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(255,107,53,0.5);
}

.cta-btn.secondary {
    background: rgba(255,255,255,0.2);
    color: white;
    border: 2px solid rgba(255,255,255,0.5);
    backdrop-filter: blur(10px);
}

.cta-btn.secondary:hover {
    background: rgba(255,255,255,0.3);
    border-color: rgba(255,255,255,0.8);
    transform: translateY(-2px);
}

.cta-btn.pulse {
    animation: pulse-glow 2s infinite;
}

@keyframes pulse-glow {
    0% {
        box-shadow: 0 5px 15px rgba(255,107,53,0.4);
    }
    50% {
        box-shadow: 0 8px 25px rgba(255,107,53,0.7), 0 0 30px rgba(255,107,53,0.3);
        transform: translateY(-2px);
    }
    100% {
        box-shadow: 0 5px 15px rgba(255,107,53,0.4);
    }
}

.advantages {
    padding: 80px 0;
    background-color: #f8f9fa;
    position: relative;
    z-index: 1;
    clear: both;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.advantage-item {
    background: white;
    padding: 30px 25px;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
    border: 1px solid #e9ecef;
}

.advantage-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
}

.advantage-icon {
    font-size: 2.5rem;
    margin-bottom: 20px;
    display: block;
}

.advantage-item h3 {
    color: #2c3e50;
    margin-bottom: 15px;
    font-size: 1.2rem;
    font-weight: 600;
}

.advantage-item p {
    color: #666;
    line-height: 1.6;
    font-size: 0.95rem;
}

.partnership-model {
    padding: 80px 0;
    background-color: white;
    position: relative;
    z-index: 1;
    clear: both;
}

.model-content {
    max-width: 1000px;
    margin: 0 auto;
}

.model-card {
    background: #f8f9fa;
    border-radius: 15px;
    padding: 50px 40px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.model-header h3 {
    color: #2c3e50;
    font-size: 2rem;
    margin-bottom: 10px;
}

.model-subtitle {
    color: #666;
    font-size: 1.1rem;
    margin-bottom: 40px;
}

.model-flow {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 30px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.flow-step {
    text-align: center;
    flex: 1;
    min-width: 150px;
}

.step-icon {
    font-size: 3rem;
    margin-bottom: 15px;
    display: block;
}

.flow-step h4 {
    color: #2c3e50;
    margin-bottom: 10px;
    font-size: 1.1rem;
}

.flow-step p {
    color: #666;
    font-size: 0.9rem;
    line-height: 1.4;
}

.flow-arrow {
    font-size: 2rem;
    color: #007bff;
    font-weight: bold;
}

.model-features {
    background: white;
    padding: 30px;
    border-radius: 10px;
    text-align: left;
}

.model-features h4 {
    color: #2c3e50;
    margin-bottom: 20px;
    font-size: 1.2rem;
}

.model-features ul {
    list-style: none;
    padding: 0;
}

.model-features li {
    padding: 8px 0;
    color: #666;
    font-size: 0.95rem;
    line-height: 1.5;
}

.why-choose-us {
    padding: 80px 0;
    background-color: #f8f9fa;
    position: relative;
    z-index: 1;
    clear: both;
}

.reasons-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.reason-item {
    background: white;
    padding: 30px 25px;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
    border: 1px solid #e9ecef;
}

.reason-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
}

.reason-icon {
    font-size: 2.5rem;
    margin-bottom: 20px;
    display: block;
}

.reason-item h3 {
    color: #2c3e50;
    margin-bottom: 15px;
    font-size: 1.2rem;
    font-weight: 600;
}

.reason-item p {
    color: #666;
    line-height: 1.6;
    font-size: 0.95rem;
}

.application-process {
    padding: 80px 0;
    position: relative;
    z-index: 1;
    clear: both;
}

.process-steps {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-top: 50px;
    position: relative;
}

.process-steps:before {
    content: '';
    position: absolute;
    top: 40px;
    left: 10%;
    right: 10%;
    height: 2px;
    background: linear-gradient(to right, #007bff, #28a745);
    z-index: 1;
}

.step {
    flex: 1;
    text-align: center;
    position: relative;
    z-index: 2;
}

.step-number {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #007bff, #28a745);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
    margin: 0 auto 20px;
    box-shadow: 0 5px 15px rgba(0,123,255,0.3);
}

.step h3 {
    color: #2c3e50;
    margin-bottom: 15px;
}

.cta {
    background: linear-gradient(135deg, #007bff 0%, #28a745 100%);
    color: white;
    padding: 80px 0;
    text-align: center;
    position: relative;
    z-index: 1;
    clear: both;
}

.cta-timer {
    display: inline-block;
    background: linear-gradient(135deg, #ff4757, #ff3742);
    color: white;
    padding: 12px 25px;
    border-radius: 30px;
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 25px;
    animation: timer-pulse 1.5s infinite;
    box-shadow: 0 5px 20px rgba(255,71,87,0.4);
}

@keyframes timer-pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

.cta-content h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
    font-weight: 700;
}

.cta-highlight {
    font-size: 1.3rem;
    margin-bottom: 20px;
    font-weight: 600;
    color: #fff3cd;
}

.cta-content p {
    font-size: 1.1rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

.cta-benefits {
    margin: 40px 0;
}

.benefit-row {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.benefit-row:last-child {
    margin-bottom: 0;
}

.cta-feature {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.1rem;
    font-weight: 500;
    background: rgba(255,255,255,0.1);
    padding: 12px 20px;
    border-radius: 25px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.2);
    transition: all 0.3s ease;
    min-width: 140px;
    justify-content: center;
}

.cta-feature:hover {
    background: rgba(255,255,255,0.2);
    transform: translateY(-2px);
}

.feature-icon {
    font-size: 1.3rem;
}

.cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 30px;
}

.btn-primary, .btn-secondary {
    padding: 18px 35px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    display: inline-block;
    font-size: 1.1rem;
}

.btn-primary {
    background-color: #ff6b35;
    color: white;
    box-shadow: 0 5px 15px rgba(255,107,53,0.3);
}

.btn-primary:hover {
    background-color: #e55a2b;
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(255,107,53,0.4);
}

.btn-secondary {
    background-color: transparent;
    color: white;
    border: 2px solid white;
}

.btn-secondary:hover {
    background-color: white;
    color: #007bff;
    transform: translateY(-2px);
}

.btn-whatsapp {
    background: linear-gradient(135deg, #25D366, #128C7E);
    color: white;
    padding: 18px 35px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    display: inline-block;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(37,211,102,0.3);
}

.btn-whatsapp:hover {
    background: linear-gradient(135deg, #128C7E, #25D366);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(37,211,102,0.4);
    color: white;
}

.mega-cta {
    font-size: 1.2rem !important;
    padding: 20px 40px !important;
    font-weight: 700 !important;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    overflow: hidden;
}

.mega-cta::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 0.6s ease;
}

.mega-cta:hover::before {
    left: 100%;
}

.cta-contact-options {
    margin: 30px 0 20px;
    padding: 20px;
    background: rgba(255,255,255,0.1);
    border-radius: 15px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.2);
    position: relative;
    z-index: 2;
}

.cta-contact-options p {
    margin-bottom: 15px;
    font-size: 1rem;
    opacity: 0.9;
}

.contact-methods {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.contact-method {
    color: white;
    text-decoration: none;
    padding: 8px 15px;
    background: rgba(255,255,255,0.1);
    border-radius: 20px;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    border: 1px solid rgba(255,255,255,0.2);
}

.contact-method:hover {
    background: rgba(255,255,255,0.2);
    color: white;
    transform: translateY(-2px);
}

.cta-urgency {
    font-size: 1rem;
    font-weight: 600;
    color: #fff3cd;
    margin-top: 20px;
    animation: pulse 2s infinite;
}

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

/* Responsive Design for Partnership Page */
@media (max-width: 768px) {
    .partnership-hero {
        padding: 80px 0 60px;
        margin-top: 70px;
    }
    
    .hero-text h1 {
        font-size: 2.2rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
        margin-bottom: 30px;
    }
    
    .hero-highlights {
        flex-direction: column;
        align-items: center;
        gap: 15px;
        margin-bottom: 30px;
    }
    
    .hero-actions {
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }
    
    .btn-primary, .btn-secondary {
        width: 100%;
        max-width: 280px;
        text-align: center;
        padding: 6px 15px;
    }
    
    .hero-text h1 {
        font-size: 2.2rem;
    }
    
    .hero-text .hero-subtitle {
        font-size: 1.1rem;
    }
    

    
    .advantages {
        margin-top: 0;
        padding-top: 60px;
    }
    
    .advantages h1 {
        font-size: 2rem;
    }
    
    .advantages p {
        font-size: 1rem;
    }
    
    .advantages-grid {
        grid-template-columns: 1fr;
        gap: 20px;
        position: relative;
        z-index: 2;
    }
    
    .partnership-model {
        margin-top: 0;
        padding-top: 60px;
    }
    
    .model-content {
        padding: 30px 20px;
    }
    
    .model-flow {
        flex-direction: column;
        gap: 20px;
    }
    
    .flow-arrow {
        transform: rotate(90deg);
        margin: 10px 0;
    }
    
    .reasons-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .why-choose-us {
        margin-top: 0;
        padding-top: 60px;
    }
    
    .application-process {
        margin-top: 0;
        padding-top: 60px;
    }
    
    .process-steps {
        flex-direction: column;
        gap: 40px;
    }
    
    .process-steps:before {
        display: none;
    }
    
    .cta {
        margin-top: 0;
        padding-top: 60px;
    }
    
    .cta-timer {
        font-size: 0.9rem;
        padding: 10px 20px;
        margin-bottom: 20px;
    }
    
    .cta-content h2 {
        font-size: 2rem;
    }
    
    .cta-highlight {
        font-size: 1.1rem;
    }
    
    .benefit-row {
        gap: 15px;
        margin-bottom: 15px;
    }
    
    .cta-feature {
        font-size: 0.95rem;
        padding: 10px 15px;
        min-width: 120px;
    }
    
    .cta-buttons {
        flex-direction: column;
        gap: 15px;
        align-items: center;
        position: relative;
        z-index: 2;
    }
    
    .btn-primary, .btn-secondary, .btn-whatsapp {
        width: 100%;
        max-width: 280px;
        padding: 15px 30px;
        font-size: 1rem;
    }
    
    .mega-cta {
        font-size: 1.1rem !important;
        padding: 18px 35px !important;
    }
    
    .contact-methods {
        flex-direction: column;
        gap: 10px;
        align-items: center;
    }
    
    .contact-method {
        width: 100%;
        max-width: 250px;
        text-align: center;
        padding: 10px 15px;
    }
}

/* 滚动效果 */
html {
    scroll-behavior: smooth;
}

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

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}