/* 服务页面特有样式 */
body {
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 25%, #e3f2fd 50%, #f8f9fa 75%, #ffffff 100%);
    min-height: 100vh;
}

/* 主要内容区域 */
.main-content {
    margin-top: 80px;
    padding: 2rem 0;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* 页面标题 */
.page-header {
    text-align: center;
    margin-bottom: 4rem;
    padding: 3rem 0;
}

.page-title {
    font-size: 3rem;
    font-weight: bold;
    background: linear-gradient(45deg, #1e3a8a, #3b82f6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1rem;
}

.page-subtitle {
    font-size: 1.2rem;
    color: #64748b;
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.6;
}

.typewriter-text {
    position: relative;
    display: inline-block;
}

.typewriter-text.typing::after {
    content: '|';
    display: inline-block;
    margin-left: 2px;
    animation: blink 1s step-end infinite;
}

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

/* 服务分类 */
.service-categories {
    display: flex;
    justify-content: center;
    gap: 0.8rem;
    margin-bottom: 3rem;
    flex-wrap: nowrap;
    overflow-x: auto;
    padding: 0.5rem 0;
}

.category-btn {
    padding: 0.8rem 1.5rem;
    border: 2px solid #e2e8f0;
    background: #fff;
    color: #64748b;
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 500;
    font-size: 0.9rem;
    white-space: nowrap;
}

.category-btn:hover,
.category-btn.active {
    border-color: #3b82f6;
    background: #3b82f6;
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
}

/* 服务网格 */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.service-card {
    background: #fff;
    border-radius: 16px;
    padding: 2rem;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
    border: 1px solid #e2e8f0;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(45deg, #3b82f6, #1e40af);
}

.service-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(45deg, #3b82f6, #1e40af);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    color: #fff;
    font-size: 1.5rem;
}

.service-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: #1e293b;
    margin-bottom: 1rem;
}

.service-desc {
    color: #64748b;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.service-features {
    list-style: none;
    margin-bottom: 2rem;
}

.service-features li {
    color: #475569;
    margin-bottom: 0.5rem;
    padding-left: 1.5rem;
    position: relative;
}

.service-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #3b82f6;
    font-weight: bold;
}

.service-price {
    font-size: 1.2rem;
    font-weight: bold;
    color: #3b82f6;
    margin-bottom: 1rem;
}

.service-btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    background: linear-gradient(45deg, #3b82f6, #1e40af);
    color: #fff;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.3s ease;
    width: 100%;
    text-align: center;
}

.service-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
}

/* 解决方案 */
.solutions {
    background: #fff;
    border-radius: 16px;
    padding: 3rem;
    margin-bottom: 4rem;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
    border: 1px solid #e2e8f0;
}

.solutions h2 {
    text-align: center;
    font-size: 2rem;
    color: #1e293b;
    margin-bottom: 3rem;
    font-weight: 600;
}

.solutions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.solution-item {
    text-align: center;
    padding: 2rem;
    background: linear-gradient(135deg, #f8fafc, #e2e8f0);
    border-radius: 12px;
    border: 1px solid #e2e8f0;
    transition: all 0.3s ease;
}

.solution-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.solution-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(45deg, #ff6b35, #f7931e);
    border-radius: 50%;
    margin: 0 auto 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: #fff;
}

.solution-title {
    font-size: 1.2rem;
    font-weight: 600;
    color: #1e293b;
    margin-bottom: 1rem;
}

.solution-desc {
    color: #64748b;
    line-height: 1.6;
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .service-categories {
        justify-content: flex-start;
        padding-left: 1rem;
        padding-right: 1rem;
    }
}

@media (max-width: 768px) {
    .page-title {
        font-size: 2rem;
    }

    .service-categories {
        justify-content: flex-start;
        overflow-x: auto;
        padding-bottom: 0.5rem;
    }

    .category-btn {
        white-space: nowrap;
        flex-shrink: 0;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .solutions-grid {
        grid-template-columns: 1fr;
    }
}