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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    line-height: 1.6;
    color: #333;
    scroll-behavior: smooth;
}

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

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

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

.nav-logo {
    display: flex;
    align-items: center;
    font-weight: bold;
    font-size: 24px;
    color: #2563eb;
}

.logo-img {
    width: 40px;
    height: 40px;
    margin-right: 10px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
}

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

.nav-link:hover,
.nav-link.active {
    color: #2563eb;
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 2px;
    background: #2563eb;
}

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

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

/* 主视觉区样式 */
.hero {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 20% 50%, rgba(102, 126, 234, 0.3) 0%, transparent 50%),
                radial-gradient(circle at 80% 20%, rgba(118, 75, 162, 0.3) 0%, transparent 50%);
    z-index: 0;
}

.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: 1;
}

/* 获奖徽章样式 */
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 30px;
    padding: 12px 24px;
    margin-bottom: 30px;
    animation: glow 2s ease-in-out infinite alternate;
}

@keyframes glow {
    from {
        box-shadow: 0 0 20px rgba(255, 255, 255, 0.3);
    }
    to {
        box-shadow: 0 0 30px rgba(255, 255, 255, 0.5), 0 0 40px rgba(255, 255, 255, 0.3);
    }
}

.badge-icon {
    font-size: 1.5rem;
    animation: bounce 1s ease-in-out infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-5px);
    }
    60% {
        transform: translateY(-3px);
    }
}

.badge-text {
    font-size: 1rem;
    font-weight: 600;
    white-space: nowrap;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    background: linear-gradient(45deg, #fff, #e0e7ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: 1.8rem;
    margin-bottom: 15px;
    font-weight: 600;
    color: #e0e7ff;
}

.hero-slogan {
    font-size: 1.3rem;
    margin-bottom: 20px;
    font-weight: 500;
    color: #c7d2fe;
    font-style: italic;
}

.hero-description {
    font-size: 1.2rem;
    margin-bottom: 40px;
    opacity: 0.9;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    margin-bottom: 50px;
}

/* 统计数据样式 */
.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 40px;
}

.stat-item {
    text-align: center;
    padding: 20px 15px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 15px;
    transition: all 0.3s ease;
}

.stat-item:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

.stat-number {
    display: block;
    font-size: 1.8rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 8px;
}

.stat-label {
    display: block;
    font-size: 0.9rem;
    color: #c7d2fe;
    font-weight: 500;
}

.btn {
    padding: 15px 30px;
    border: none;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-block;
    text-align: center;
    position: relative;
    overflow: hidden;
}

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

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

.btn-primary {
    background: #fff;
    color: #2563eb;
    box-shadow: 0 4px 15px rgba(255, 255, 255, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(255, 255, 255, 0.4);
    background: #f8fafc;
}

.btn-secondary {
    background: transparent;
    color: #fff;
    border: 2px solid #fff;
    box-shadow: 0 4px 15px rgba(255, 255, 255, 0.1);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(255, 255, 255, 0.2);
}

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

.hero-phone {
    position: relative;
    max-width: 300px;
    animation: gentleFloat 4s ease-in-out infinite;
}

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

.hero-phone::before {
    content: '';
    position: absolute;
    top: -20px;
    left: -20px;
    right: -20px;
    bottom: -20px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    z-index: -1;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 0.7;
    }
    50% {
        transform: scale(1.05);
        opacity: 0.9;
    }
}

.phone-img {
    width: 100%;
    max-width: 280px;
    height: auto;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    filter: drop-shadow(0 0 20px rgba(255, 255, 255, 0.2));
    border: 2px solid rgba(255, 255, 255, 0.2);
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
}

/* 公司简介区样式 */
.about {
    padding: 100px 0;
    background: #f8fafc;
}

.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 20px;
}

.section-subtitle {
    font-size: 1.2rem;
    color: #64748b;
    max-width: 600px;
    margin: 0 auto;
}

/* 公司介绍区域样式 */
.company-intro {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: flex-start;
    margin-bottom: 80px;
}

.intro-content {
    padding-right: 20px;
}

.intro-content h3 {
    font-size: 2rem;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 20px;
    text-align: left;
}

.mission-text {
    font-size: 1.2rem;
    color: #64748b;
    line-height: 1.8;
    margin-bottom: 40px;
    text-align: left;
}

.company-highlights {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

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

.highlight-item:hover {
    transform: translateX(10px);
}

.highlight-item i {
    font-size: 1.5rem;
    color: #667eea;
    margin-top: 5px;
    flex-shrink: 0;
}

.highlight-item strong {
    color: #1e293b;
    font-size: 1.1rem;
    display: block;
    margin-bottom: 5px;
}

.highlight-item p {
    color: #64748b;
    margin: 0;
    line-height: 1.6;
}

/* 公司卡片样式 */
.intro-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.company-card {
    background: white;
    border-radius: 20px;
    padding: 40px 30px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    max-width: 400px;
    width: 100%;
    border: 1px solid #e2e8f0;
    position: relative;
    overflow: hidden;
}

.company-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.card-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid #e2e8f0;
}

.card-logo {
    width: 50px;
    height: 50px;
    border-radius: 10px;
}

.card-title h4 {
    font-size: 1.3rem;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 5px;
}

.card-title p {
    font-size: 0.9rem;
    color: #64748b;
    margin: 0;
    font-style: italic;
}

.card-content {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.card-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px;
    border-radius: 8px;
    transition: background 0.3s ease;
}

.card-item:hover {
    background: #f8fafc;
}

.card-item i {
    font-size: 1.1rem;
    color: #667eea;
    width: 20px;
    text-align: center;
    flex-shrink: 0;
}

.card-item span {
    color: #374151;
    font-size: 0.95rem;
}

.card-item.award {
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    border: 1px solid #f59e0b;
    border-radius: 10px;
    padding: 15px;
    margin-top: 10px;
}

.card-item.award i {
    color: #d97706;
}

.card-item.award span {
    color: #92400e;
    font-weight: 600;
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
    align-items: stretch;
}

.about-item {
    text-align: center;
    padding: 40px 20px;
    background: white;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
    height: 100%;
}

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

.about-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 2rem;
    color: white;
    flex-shrink: 0;
}

.about-item h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: #1e293b;
}

.about-item p {
    color: #64748b;
    line-height: 1.6;
    flex: 1;
}

/* 功能特性区样式 */
.features {
    padding: 100px 0;
    background: white;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
    align-items: stretch;
}

.feature-card {
    padding: 0;
    border: 1px solid #e2e8f0;
    border-radius: 20px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    background: white;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.feature-card:hover {
    border-color: #667eea;
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(102, 126, 234, 0.1);
}

.feature-image {
    width: 100%;
    height: 220px;
    overflow: hidden;
    border-radius: 20px 20px 0 0;
    background: #f8fafc;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.feature-screenshot {
    max-width: 100%;
    max-height: 100%;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
    transition: transform 0.3s ease;
}

.feature-card:hover .feature-screenshot {
    transform: scale(1.05);
}

.feature-content {
    padding: 30px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.feature-content h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: #1e293b;
}

.feature-content p {
    color: #64748b;
    line-height: 1.6;
    flex: 1;
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    font-size: 1.5rem;
    color: white;
}

/* 产品详情页样式 */
.products {
    padding: 100px 0;
    background: #f8fafc;
}

.product-overview {
    margin-bottom: 80px;
    text-align: center;
}

.product-intro h3 {
    font-size: 2rem;
    font-weight: 600;
    color: #1e293b;
    margin-bottom: 20px;
}

.product-intro p {
    font-size: 1.2rem;
    color: #64748b;
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.8;
}

.product-details {
    margin-bottom: 80px;
}

.detail-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    margin-bottom: 80px;
    padding: 60px 40px;
    background: white;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.detail-section.reverse {
    direction: rtl;
}

.detail-section.reverse .detail-content {
    direction: ltr;
    text-align: left;
}

.detail-section .detail-content {
    text-align: left;
    padding-right: 20px;
}

.detail-section.reverse .detail-content {
    padding-right: 0;
    padding-left: 20px;
}

.detail-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    font-size: 1.5rem;
    color: white;
}

.detail-content h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #1e293b;
    margin-bottom: 20px;
}

.detail-content ul {
    list-style: none;
}

.detail-content li {
    margin-bottom: 12px;
    color: #64748b;
    position: relative;
    padding-left: 20px;
}

.detail-content li::before {
    content: '•';
    color: #667eea;
    font-weight: bold;
    position: absolute;
    left: 0;
}

.detail-content strong {
    color: #1e293b;
}

.detail-image {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.product-screenshot {
    max-width: 300px;
    width: 100%;
    height: auto;
    border-radius: 15px;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
    border: 1px solid #e2e8f0;
}

.product-screenshot:hover {
    transform: scale(1.05);
    box-shadow: 0 20px 40px rgba(102, 126, 234, 0.3);
}

.image-placeholder {
    width: 250px;
    height: 200px;
    background: linear-gradient(135deg, #e0e7ff 0%, #c7d2fe 100%);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: #667eea;
    border: 2px dashed #667eea;
}

/* 核心优势区样式 */
.advantages {
    padding: 100px 0;
    background: white;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 80px;
    align-items: stretch;
}

/* 产品概览样式 */
.products-overview {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
    margin-bottom: 60px;
}

.product-category {
    padding: 40px 30px;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    border-radius: 20px;
    text-align: center;
    border: 1px solid #e2e8f0;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.product-category::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.product-category:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(102, 126, 234, 0.15);
    border-color: #667eea;
}

.category-header {
    text-align: center;
}

.category-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    font-size: 2rem;
    color: white;
}

.category-header h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 15px;
}

.category-description {
    color: #64748b;
    font-size: 1rem;
    line-height: 1.6;
}

/* 产品详细概览样式 */
.products-overview-detailed {
    margin-bottom: 80px;
}

.product-overview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
    margin-bottom: 60px;
}

.product-overview-card {
    padding: 40px 30px;
    background: white;
    border: 1px solid #e2e8f0;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.product-overview-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.product-overview-card.main-product {
    border: 2px solid #667eea;
    transform: scale(1.02);
}

.product-overview-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 20px 40px rgba(102, 126, 234, 0.2);
    border-color: #667eea;
}

.product-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    border: 1px solid #f59e0b;
    border-radius: 20px;
    padding: 8px 16px;
    margin-bottom: 20px;
    align-self: flex-start;
}

.product-badge .badge-icon {
    font-size: 1rem;
}

.product-badge .badge-text {
    font-size: 0.9rem;
    font-weight: 600;
    color: #92400e;
}

.product-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 25px;
    font-size: 1.8rem;
    color: white;
}

.product-overview-card h3 {
    font-size: 1.4rem;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 10px;
}

.product-subtitle {
    color: #667eea;
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 20px;
}

.product-features {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
}

.feature-tag {
    background: linear-gradient(135deg, #e0e7ff 0%, #c7d2fe 100%);
    color: #4338ca;
    padding: 6px 12px;
    border-radius: 15px;
    font-size: 0.85rem;
    font-weight: 600;
    border: 1px solid #c7d2fe;
}

.product-description {
    color: #64748b;
    line-height: 1.6;
    flex: 1;
    margin-top: auto;
}

/* 关于我们详细页面样式 */
.about-detailed {
    padding: 100px 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

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

.company-mission {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 80px;
}

.mission-card {
    padding: 40px 30px;
    background: white;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid #e2e8f0;
    position: relative;
    overflow: hidden;
}

.mission-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.mission-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(102, 126, 234, 0.15);
    border-color: #667eea;
}

.mission-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100());
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    font-size: 1.8rem;
    color: white;
}

.mission-card h3 {
    font-size: 1.4rem;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 15px;
}

.mission-card p {
    color: #64748b;
    line-height: 1.6;
}

.company-strength {
    margin-bottom: 80px;
    text-align: center;
}

.company-strength h3 {
    font-size: 2rem;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 40px;
}

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

.strength-item {
    padding: 30px 20px;
    background: white;
    border-radius: 15px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid #e2e8f0;
}

.strength-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 30px rgba(102, 126, 234, 0.15);
    border-color: #667eea;
}

.strength-number {
    font-size: 2rem;
    font-weight: 700;
    color: #667eea;
    margin-bottom: 10px;
    display: block;
}

.strength-label {
    color: #64748b;
    font-size: 0.95rem;
    font-weight: 500;
}

.team-info {
    text-align: center;
}

.team-info h3 {
    font-size: 2rem;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 40px;
}

.team-highlights {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.team-card {
    padding: 40px 30px;
    background: white;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid #e2e8f0;
    position: relative;
    overflow: hidden;
}

.team-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.team-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(102, 126, 234, 0.15);
    border-color: #667eea;
}

.team-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 1.5rem;
    color: white;
}

.team-card h4 {
    font-size: 1.2rem;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 15px;
}

.team-card p {
    color: #64748b;
    line-height: 1.6;
    font-size: 0.95rem;
}

.advantages-overview {
    margin-bottom: 80px;
    text-align: center;
}

.advantage-highlight {
    max-width: 800px;
    margin: 0 auto;
    padding: 40px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 20px;
    color: white;
    position: relative;
    overflow: hidden;
}

.advantage-highlight::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transform: rotate(45deg);
}

.highlight-badge {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-bottom: 20px;
    position: relative;
    z-index: 1;
}

.badge-icon {
    font-size: 2rem;
}

.badge-text {
    font-size: 1.2rem;
    font-weight: 600;
    background: rgba(255, 255, 255, 0.2);
    padding: 8px 20px;
    border-radius: 25px;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.advantage-highlight h3 {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 15px;
    position: relative;
    z-index: 1;
}

.advantage-highlight p {
    font-size: 1.1rem;
    opacity: 0.9;
    position: relative;
    z-index: 1;
}



.advantage-card {
    padding: 40px 30px;
    background: white;
    border: 1px solid #e2e8f0;
    border-radius: 20px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.advantage-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.advantage-card.featured {
    border: 2px solid #667eea;
    transform: scale(1.02);
}

.advantage-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 20px 40px rgba(102, 126, 234, 0.2);
    border-color: #667eea;
}

.advantage-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 25px;
    font-size: 1.8rem;
    color: white;
}

.advantage-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 20px;
}

.advantage-content h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: #374151;
    margin-bottom: 15px;
    border-bottom: 1px solid #e5e7eb;
    padding-bottom: 8px;
}

.advantage-content ul {
    list-style: none;
    margin-bottom: 20px;
}

.advantage-content li {
    margin-bottom: 12px;
    color: #64748b;
    position: relative;
    padding-left: 20px;
    line-height: 1.6;
}

.advantage-content li::before {
    content: '✓';
    color: #10b981;
    font-weight: bold;
    position: absolute;
    left: 0;
    top: 0;
}

.advantage-content strong {
    color: #1e293b;
    font-weight: 600;
}

.advantage-benefit {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    padding: 15px 20px;
    border-radius: 10px;
    border-left: 4px solid #0ea5e9;
    margin-top: 15px;
}

.advantage-benefit strong {
    color: #0c4a6e;
}

.advantages-summary {
    text-align: center;
}

.summary-content h3 {
    font-size: 2rem;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 30px;
}

.summary-points {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    max-width: 800px;
    margin: 0 auto;
}

.summary-point {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 15px 20px;
    background: #f8fafc;
    border-radius: 10px;
    border: 1px solid #e2e8f0;
}

.summary-point i {
    font-size: 1.2rem;
    color: #10b981;
    flex-shrink: 0;
}

.summary-point span {
    color: #374151;
    font-size: 0.95rem;
    text-align: left;
}

.summary-point strong {
    color: #1e293b;
}

/* 应用场景区样式 */
.cases {
    padding: 100px 0;
    background: #f8fafc;
}

.cases-overview {
    margin-bottom: 80px;
    text-align: center;
}

.case-intro {
    max-width: 800px;
    margin: 0 auto;
    padding: 40px;
    background: white;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.case-intro h3 {
    font-size: 2rem;
    font-weight: 600;
    color: #1e293b;
    margin-bottom: 20px;
}

.case-intro p {
    font-size: 1.2rem;
    color: #64748b;
    line-height: 1.8;
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 30px;
    margin-bottom: 80px;
    align-items: stretch;
}

.case-card {
    padding: 40px 30px;
    background: white;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    position: relative;
    border: 1px solid #e2e8f0;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.case-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 20px 20px 0 0;
}

.case-card.primary {
    border: 2px solid #667eea;
    transform: scale(1.02);
}

.case-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 20px 40px rgba(102, 126, 234, 0.15);
}

.case-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 25px;
    flex-wrap: wrap;
}

.case-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
    flex-shrink: 0;
}

.case-header h3 {
    font-size: 1.4rem;
    font-weight: 700;
    color: #1e293b;
    flex: 1;
    min-width: 150px;
}

.case-tag {
    background: linear-gradient(135deg, #e0e7ff 0%, #c7d2fe 100%);
    color: #4338ca;
    padding: 6px 15px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    border: 1px solid #c7d2fe;
}

.case-content {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.case-content h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: #374151;
    margin-bottom: 15px;
    border-bottom: 1px solid #e5e7eb;
    padding-bottom: 8px;
}

.case-content ul {
    list-style: none;
    margin-bottom: 20px;
}

.case-content li {
    margin-bottom: 12px;
    color: #64748b;
    position: relative;
    padding-left: 20px;
    line-height: 1.6;
}

.case-content li::before {
    content: '●';
    color: #667eea;
    font-weight: bold;
    position: absolute;
    left: 0;
    top: 0;
}

.case-content strong {
    color: #1e293b;
    font-weight: 600;
}

.case-benefit {
    background: linear-gradient(135deg, #ecfdf5 0%, #d1fae5 100%);
    padding: 15px 20px;
    border-radius: 10px;
    border-left: 4px solid #10b981;
    margin-top: auto;
}

.case-benefit strong {
    color: #064e3b;
}

.cases-summary {
    margin-top: 60px;
}

.summary-banner {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 20px;
    padding: 60px 40px;
    text-align: center;
    color: white;
    position: relative;
    overflow: hidden;
}

.summary-banner::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    animation: gentleFloat 8s ease-in-out infinite;
}

@keyframes gentleFloat {
    0%, 100% { 
        transform: translateY(0px) translateX(0px) scale(1); 
    }
    25% { 
        transform: translateY(-10px) translateX(5px) scale(1.02); 
    }
    50% { 
        transform: translateY(-5px) translateX(-5px) scale(1.01); 
    }
    75% { 
        transform: translateY(5px) translateX(3px) scale(1.01); 
    }
}

.banner-content {
    position: relative;
    z-index: 1;
}

.banner-content h3 {
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.banner-content p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

.banner-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.banner-buttons .btn {
    min-width: 150px;
}

/* 产品优势区优化 */
.product-advantages {
    margin-bottom: 60px;
}

.product-advantages h3 {
    font-size: 2rem;
    font-weight: 600;
    color: #1e293b;
    margin-bottom: 30px;
    text-align: center;
}



.advantage-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 20px;
    background: white;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.advantage-item i {
    font-size: 1.5rem;
    color: #10b981;
}

.advantage-item strong {
    color: #1e293b;
    margin-right: 5px;
}

.advantage-item span {
    color: #64748b;
    font-size: 0.9rem;
}

/* 适用场景样式 */
.suitable-scenarios h3 {
    font-size: 2rem;
    font-weight: 600;
    color: #1e293b;
    margin-bottom: 30px;
    text-align: center;
}

.scenarios-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.scenario-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
    padding: 30px 20px;
    background: white;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

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

.scenario-item i {
    font-size: 2.5rem;
    color: #667eea;
}

.scenario-item span {
    font-weight: 600;
    color: #1e293b;
    text-align: center;
}

/* 联系我们页面样式 */
.contact {
    padding: 100px 0;
    background: white;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: stretch;
}

.contact-info {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.contact-item {
    display: flex;
    gap: 20px;
    margin-bottom: 40px;
}

.contact-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
    flex-shrink: 0;
}

.contact-details h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: #1e293b;
    margin-bottom: 10px;
}

.contact-details p {
    color: #64748b;
    margin-bottom: 5px;
}

.contact-form {
    background: #f8fafc;
    padding: 40px;
    border-radius: 20px;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.consultation-form {
    display: flex;
    flex-direction: column;
    flex: 1;
}

.consultation-form .btn {
    margin-top: auto;
}

.contact-form h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #1e293b;
    margin-bottom: 30px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: #374151;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid #d1d5db;
    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: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

/* 页面底部样式 */
.footer {
    background: #1e293b;
    color: white;
    padding: 60px 0 30px;
}

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

.footer-logo {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
}

.footer-logo-img {
    width: 40px;
    height: 40px;
    margin-right: 10px;
}

.footer-logo-text {
    font-size: 1.5rem;
    font-weight: bold;
}

.footer-description {
    color: #94a3b8;
    margin-bottom: 20px;
}

.footer-section h4 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 20px;
}

.footer-links {
    list-style: none;
}

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

.footer-links a {
    color: #94a3b8;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: white;
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-link {
    width: 40px;
    height: 40px;
    background: #334155;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: background 0.3s ease;
}

.social-link:hover {
    background: #667eea;
}

.footer-bottom {
    border-top: 1px solid #334155;
    padding-top: 30px;
    text-align: center;
    color: #94a3b8;
}

.footer-bottom a {
    color: #667eea;
    text-decoration: none;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 20px 0;
    }

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

    .nav-toggle {
        display: flex;
    }

    /* Hero 区响应式 */
    .hero-container {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.5rem;
    }

    .hero-description {
        font-size: 1.1rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 200px;
    }

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

    .badge-text {
        font-size: 0.9rem;
    }

    /* About 区响应式 */
    .company-intro {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .company-card {
        max-width: 100%;
    }

    .highlight-item {
        flex-direction: column;
        text-align: center;
        gap: 15px;
    }

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

    /* 产品详情区响应式 */
    .detail-section {
        grid-template-columns: 1fr;
        gap: 40px;
        padding: 40px 20px;
    }

    .detail-section.reverse {
        direction: ltr;
    }

    .detail-section .detail-content {
        padding-right: 0;
        text-align: left;
    }

    .detail-section.reverse .detail-content {
        padding-left: 0;
    }

    .product-screenshot {
        max-width: 250px;
    }

    .image-placeholder {
        width: 200px;
        height: 150px;
        font-size: 1.5rem;
    }

    /* 核心优势区响应式 */
    .advantages-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }

    .advantage-card {
        padding: 30px 20px;
    }

    .advantage-highlight {
        padding: 30px 20px;
    }

    .highlight-badge {
        flex-direction: column;
        gap: 10px;
    }

    .badge-text {
        text-align: center;
    }

    .summary-points {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .summary-point {
        flex-direction: column;
        text-align: center;
        gap: 8px;
    }

    /* 应用场景区响应式 */
    .cases-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }

    .case-card {
        padding: 30px 20px;
    }

    .case-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }

    .case-header h3 {
        text-align: center;
        width: 100%;
    }

    .case-tag {
        align-self: center;
    }

    .banner-content h3 {
        font-size: 1.8rem;
    }

    .banner-content p {
        font-size: 1.1rem;
    }

    .banner-buttons {
        flex-direction: column;
        align-items: center;
    }

    .banner-buttons .btn {
        width: 200px;
    }

    /* 联系我们区响应式 */
    .contact-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    /* 其他通用响应式 */
    .section-title {
        font-size: 2rem;
    }

    .section-subtitle {
        font-size: 1.1rem;
    }

    .advantages-overview,
    .cases-overview {
        margin-bottom: 50px;
    }

    .advantage-highlight h3 {
        font-size: 1.5rem;
    }

    .case-intro h3 {
        font-size: 1.6rem;
    }

    .case-intro p {
        font-size: 1.1rem;
    }
}

/* 小屏幕设备额外优化 */
@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1.3rem;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .advantage-card,
    .case-card {
        padding: 25px 15px;
    }

    .company-card {
        padding: 30px 20px;
    }

    .summary-banner {
        padding: 40px 20px;
    }

    .banner-content h3 {
        font-size: 1.5rem;
    }

    .hero-stats {
        gap: 15px;
    }

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

    .stat-number {
        font-size: 1.5rem;
    }

    .stat-label {
        font-size: 0.8rem;
    }
}