/* SEO优化页面样式 */

.seo-hero-banner {
    background: var(--gradient-1);
    padding: 100px 20px;
    color: white;
    position: relative;
    overflow: hidden;
}

.seo-hero-banner::before {
    content: '';
    position: absolute;
    width: 600px;
    height: 600px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
    top: -200px;
    right: -200px;
    animation: float 8s ease-in-out infinite;
}

.seo-hero-box {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.seo-hero-box h1 {
    font-size: 50px;
    font-weight: 800;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
}

.seo-hero-box p {
    font-size: 20px;
    margin-bottom: 50px;
    opacity: 0.95;
}

.seo-features-quick {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}

.seo-quick-item {
    padding: 25px 20px;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border-radius: 5px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    transition: all 0.4s;
}

.seo-quick-item:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-5px);
}

.seo-quick-item i {
    font-size: 36px;
}

.seo-quick-item span {
    font-size: 16px;
    font-weight: 600;
}

/* 优势网格 */
.seo-advantages-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 35px;
    margin-top: 60px;
}

.seo-advantage-item {
    background: white;
    padding: 45px 35px;
    border-radius: 5px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(0, 169, 236, 0.08);
    transition: all 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.seo-advantage-item:hover {
    transform: translateY(-12px);
    box-shadow: var(--shadow-xl);
}

.seo-advantage-icon {
    width: 90px;
    height: 90px;
    margin: 0 auto 30px;
    background: var(--gradient-1);
    border-radius: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
    color: white;
    box-shadow: 0 8px 24px rgba(0, 169, 236, 0.25);
    transition: all 0.5s;
}

.seo-advantage-item:hover .seo-advantage-icon {
    transform: scale(1.1) rotate(360deg);
}

.seo-advantage-item h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--text-dark);
}

.seo-advantage-item p {
    color: var(--text-light);
    line-height: 1.9;
    font-size: 15px;
}

/* 服务内容 */
.seo-services-content {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 60px;
}

.seo-service-block {
    background: white;
    padding: 40px 30px;
    border-radius: 5px;
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(0, 169, 236, 0.08);
    transition: all 0.4s;
}

.seo-service-block:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.seo-service-head {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 25px;
    padding-bottom: 20px;
    border-bottom: 2px solid rgba(0, 169, 236, 0.1);
}

.seo-service-head i {
    font-size: 32px;
    color: var(--primary-color);
}

.seo-service-head h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-dark);
}

.seo-service-details {
    list-style: none;
}

.seo-service-details li {
    padding: 12px 0;
    color: var(--text-light);
    font-size: 15px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.seo-service-details li i {
    color: var(--primary-color);
    font-size: 14px;
}

/* 优化流程 */
.seo-workflow-steps {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0;
    margin-top: 60px;
    flex-wrap: wrap;
}

.seo-workflow-step {
    flex: 1;
    min-width: 200px;
    max-width: 250px;
    position: relative;
}

.seo-step-number {
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-1);
    color: white;
    padding: 8px 20px;
    border-radius: 5px;
    font-size: 13px;
    font-weight: 700;
    box-shadow: 0 4px 15px rgba(0, 169, 236, 0.3);
}

.seo-step-content {
    background: white;
    padding: 50px 30px 35px;
    border-radius: 5px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(0, 169, 236, 0.08);
    transition: all 0.4s;
}

.seo-workflow-step:hover .seo-step-content {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.seo-step-content i {
    font-size: 48px;
    color: var(--primary-color);
    margin-bottom: 20px;
    display: block;
}

.seo-step-content h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-dark);
}

.seo-step-content p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.7;
}

.seo-workflow-arrow {
    flex: 0 0 50px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.seo-workflow-arrow i {
    font-size: 24px;
    color: var(--primary-color);
}

/* 价格套餐 */
.seo-pricing-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 35px;
    margin-top: 60px;
}

.seo-pricing-card {
    background: white;
    padding: 45px 35px;
    border-radius: 5px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(0, 169, 236, 0.08);
    transition: all 0.5s;
    position: relative;
}

.seo-pricing-card:hover {
    transform: translateY(-12px);
    box-shadow: var(--shadow-xl);
}

.seo-pricing-featured {
    border: 2px solid var(--primary-color);
    transform: scale(1.05);
}

.seo-pricing-featured:hover {
    transform: translateY(-12px) scale(1.05);
}

.seo-pricing-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--gradient-1);
    color: white;
    padding: 6px 16px;
    border-radius: 5px;
    font-size: 13px;
    font-weight: 700;
}

.seo-pricing-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 25px;
    background: var(--gradient-1);
    border-radius: 5px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
    color: white;
    box-shadow: 0 8px 24px rgba(0, 169, 236, 0.25);
}

.seo-pricing-card h3 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--text-dark);
}

.seo-pricing-price {
    margin-bottom: 30px;
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 5px;
}

.seo-price-currency {
    font-size: 24px;
    color: var(--primary-color);
    font-weight: 700;
}

.seo-price-amount {
    font-size: 48px;
    font-weight: 800;
    color: var(--primary-color);
}

.seo-price-unit {
    font-size: 16px;
    color: var(--text-light);
}

.seo-pricing-features {
    list-style: none;
    margin-bottom: 30px;
    text-align: left;
}

.seo-pricing-features li {
    padding: 12px 0;
    font-size: 15px;
    color: var(--text-light);
    display: flex;
    align-items: center;
    gap: 12px;
}

.seo-pricing-features li i {
    color: var(--primary-color);
    font-size: 14px;
}

.seo-pricing-features li i.fa-times {
    color: #ccc;
}

.seo-pricing-btn {
    display: block;
    width: 100%;
    padding: 15px;
    background: var(--gradient-1);
    color: white;
    text-decoration: none;
    border-radius: 5px;
    font-weight: 600;
    transition: all 0.4s;
}

.seo-pricing-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 169, 236, 0.3);
}

/* CTA */
.seo-cta-wrapper {
    background: var(--gradient-1);
    color: white;
    padding: 80px 20px;
}

.seo-cta-box {
    text-align: center;
}

.seo-cta-box h2 {
    font-size: 38px;
    font-weight: 800;
    margin-bottom: 20px;
}

.seo-cta-box p {
    font-size: 18px;
    margin-bottom: 40px;
    opacity: 0.95;
}

/* 响应式 */
@media (max-width: 1024px) {
    .seo-advantages-grid,
    .seo-services-content,
    .seo-pricing-cards {
        grid-template-columns: repeat(2, 1fr);
    }

    .seo-workflow-arrow {
        display: none;
    }
}

@media (max-width: 768px) {
    .seo-hero-box h1 {
        font-size: 32px;
    }

    .seo-features-quick {
        grid-template-columns: repeat(2, 1fr);
    }

    .seo-advantages-grid,
    .seo-services-content,
    .seo-pricing-cards {
        grid-template-columns: 1fr;
    }

    .seo-workflow-steps {
        flex-direction: column;
        gap: 30px;
    }

    .seo-pricing-featured {
        transform: scale(1);
    }
}