/* 新首页设计样式 */

/* 英雄区域样式 */
.hero-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 100px 0;
    color: white;
    overflow: hidden;
    position: relative;
}

.hero-section::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 1000 100" fill="white" opacity="0.1"><polygon points="0,100 1000,0 1000,100"/></svg>') no-repeat bottom;
    background-size: cover;
}

.hero-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 60px;
    padding: 0 20px;
    position: relative;
    z-index: 1;
}

.hero-left {
    flex: 1;
}

.hero-title {
    font-size: 48px;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 20px;
}

.hero-title .highlight {
    color: #FFD700;
    background: linear-gradient(45deg, #FFD700, #FFA500);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 20px;
    line-height: 1.6;
    margin-bottom: 30px;
    opacity: 0.9;
}

.hero-features {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 40px;
}

.feature-tag {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(255,255,255,0.2);
    padding: 8px 16px;
    border-radius: 25px;
    backdrop-filter: blur(10px);
}

.feature-icon {
    font-size: 16px;
}

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

.btn-primary {
    background: #FF6B6B;
    color: white;
    border: none;
    padding: 15px 30px;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    background: #FF5252;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255,107,107,0.4);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
    padding: 13px 30px;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    background: white;
    color: #667eea;
}

.hero-stats {
    display: flex;
    gap: 40px;
}

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

.stat-number {
    display: block;
    font-size: 28px;
    font-weight: 700;
    color: #FFD700;
}

.stat-label {
    font-size: 14px;
    opacity: 0.8;
}

.hero-right {
    flex: 1;
    position: relative;
}

.hero-image-container {
    position: relative;
}

.hero-image {
    width: 100%;
    max-width: 500px;
    border-radius: 15px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}

.floating-card {
    position: absolute;
    background: white;
    color: #333;
    padding: 12px 16px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    gap: 8px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    animation: float 3s ease-in-out infinite;
}

.card-1 {
    top: 10%;
    right: -10px;
    animation-delay: 0s;
}

.card-2 {
    top: 50%;
    left: -20px;
    animation-delay: 1s;
}

.card-3 {
    bottom: 20%;
    right: 20px;
    animation-delay: 2s;
}

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

/* 通用样式 */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: 36px;
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 15px;
}

.section-subtitle {
    font-size: 18px;
    color: #7f8c8d;
    line-height: 1.6;
}

/* 核心价值样式 */
.value-section {
    padding: 100px 0;
    background: #f8f9fa;
}

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

.value-item {
    background: white;
    padding: 40px 30px;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

.value-item:hover {
    transform: translateY(-10px);
}

.value-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.value-item h3 {
    font-size: 24px;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 15px;
}

.value-item p {
    color: #7f8c8d;
    line-height: 1.6;
}

/* 功能模块样式 */
.features-section {
    padding: 100px 0;
}

.features-tabs {
    max-width: 1000px;
    margin: 0 auto;
}

.tab-nav {
    display: flex;
    justify-content: center;
    margin-bottom: 50px;
    background: #f8f9fa;
    border-radius: 50px;
    padding: 5px;
    flex-wrap: wrap;
}

.tab-btn {
    background: none;
    border: none;
    padding: 15px 30px;
    border-radius: 45px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    color: #7f8c8d;
    margin: 5px;
}

.tab-btn.active {
    background: #4484FE;
    color: white;
}

.tab-panel {
    display: none;
}

.tab-panel.active {
    display: block;
}

.feature-showcase {
    display: flex;
    align-items: center;
    gap: 60px;
}

.feature-left {
    flex: 1;
}

.feature-left h3 {
    font-size: 28px;
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 30px;
}

.feature-list {
    space: 20px;
}

.feature-point {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 15px;
}

.point-icon {
    background: #4484FE;
    color: white;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: bold;
    flex-shrink: 0;
    margin-top: 2px;
}

.feature-right {
    flex: 1;
}

.feature-right img {
    width: 100%;
    border-radius: 15px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.1);
}

/* 商业模式样式 */
.business-model-section {
    padding: 100px 0;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
}

.model-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.model-card {
    background: white;
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 15px 40px rgba(0,0,0,0.1);
    position: relative;
    transition: transform 0.3s ease;
}

.model-card:hover {
    transform: translateY(-5px);
}

.model-card.featured {
    border: 3px solid #4484FE;
    transform: scale(1.05);
}

.model-badge {
    position: absolute;
    top: -10px;
    right: 20px;
    background: #FF6B6B;
    color: white;
    padding: 5px 15px;
    border-radius: 15px;
    font-size: 12px;
    font-weight: 600;
}

.model-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.model-card h3 {
    font-size: 24px;
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 10px;
}

.model-card > p {
    color: #7f8c8d;
    margin-bottom: 25px;
}

.model-features {
    list-style: none;
    padding: 0;
    text-align: left;
}

.model-features li {
    padding: 8px 0;
    color: #555;
    position: relative;
    padding-left: 20px;
}

.model-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #4484FE;
    font-weight: bold;
}

/* 技术架构样式 */
.tech-section {
    padding: 100px 0;
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 30px;
}

.tech-item {
    text-align: center;
    padding: 30px 20px;
    border-radius: 15px;
    background: #f8f9fa;
    transition: all 0.3s ease;
}

.tech-item:hover {
    background: #4484FE;
    color: white;
    transform: translateY(-5px);
}

.tech-icon {
    font-size: 36px;
    margin-bottom: 15px;
}

.tech-item h4 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 10px;
}

.tech-item p {
    font-size: 14px;
    opacity: 0.8;
}

/* 客户案例样式 */
.case-section {
    padding: 100px 0;
    background: #f8f9fa;
}

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

.case-category {
    text-align: center;
    padding: 40px 30px;
    background: white;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.case-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.case-category h4 {
    font-size: 22px;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 10px;
}

.case-category p {
    color: #7f8c8d;
    font-size: 16px;
}

.case-category small {
    display: inline-block;
    background: #e8f4fd;
    color: #4484FE;
    padding: 4px 8px;
    border-radius: 10px;
    font-size: 12px;
    font-weight: 500;
    margin-top: 8px;
}

/* CTA样式 */
.cta-section {
    padding: 100px 0;
    background: linear-gradient(135deg, #4484FE 0%, #667eea 100%);
    color: white;
    text-align: center;
}

.cta-content h2 {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 20px;
}

.cta-content p {
    font-size: 18px;
    margin-bottom: 40px;
    opacity: 0.9;
}

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

.btn-primary.large,
.btn-secondary.large {
    padding: 18px 40px;
    font-size: 18px;
}

.cta-features {
    display: flex;
    justify-content: center;
    gap: 30px;
    font-size: 14px;
    opacity: 0.8;
    flex-wrap: wrap;
}

/* 解决方案增强样式 */
.main_solution .section-title {
    color: white !important;
}

.main_solution .section-subtitle {
    color: white !important;
}

.recommend-badge {
    background: #FF6B6B;
    color: white;
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 12px;
    margin-left: 8px;
}

.cost-badge {
    background: #28a745;
    color: white;
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 12px;
    margin-left: 8px;
}

.hot-badge {
    font-size: 14px;
    margin-left: 10px;
}

.solution_highlights {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin: 20px 0;
}

.highlight-tag {
    background: #e8f4fd;
    color: #4484FE;
    padding: 5px 12px;
    border-radius: 15px;
    font-size: 14px;
    font-weight: 500;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .hero-content {
        flex-direction: column;
        text-align: center;
        gap: 40px;
    }
    
    .hero-title {
        font-size: 32px;
    }
    
    .hero-subtitle {
        font-size: 18px;
    }
    
    .hero-stats {
        justify-content: center;
        gap: 20px;
    }
    
    .feature-showcase {
        flex-direction: column;
        gap: 40px;
    }
    
    .tab-nav {
        flex-direction: column;
        padding: 10px;
    }
    
    .tab-btn {
        margin: 5px 0;
    }
    
    .hero-buttons,
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-features {
        flex-direction: column;
        gap: 10px;
    }
    
    .value-grid {
        grid-template-columns: 1fr;
    }
    
    .model-grid {
        grid-template-columns: 1fr;
    }
    
    .tech-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .case-categories {
        grid-template-columns: 1fr;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .section-subtitle {
        font-size: 16px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 28px;
    }
    
    .hero-subtitle {
        font-size: 16px;
    }
    
    .feature-tag {
        font-size: 14px;
        padding: 6px 12px;
    }
    
    .tech-grid {
        grid-template-columns: 1fr;
    }
    
    .value-item,
    .model-card {
        padding: 30px 20px;
    }
    
    .section-title {
        font-size: 24px;
    }
}