/* 推广合作页面专用样式 */

.partnership-header {
    background: var(--gradient-primary);
    padding: 120px 0 80px;
}

.partnership-content {
    background: var(--bg-card);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-lg);
    padding: 40px;
    margin: 0 0 48px;
    box-shadow: var(--shadow-sm);
}

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

.nav-tabs .nav-link {
    border: 2px solid transparent;
    border-radius: 8px 8px 0 0;
    padding: 15px 30px;
    font-weight: 600;
    color: var(--text-secondary);
    transition: border-color 0.3s, color 0.3s, background-color 0.3s;
}

.nav-tabs .nav-link:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.nav-tabs .nav-link.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
}

.cooperation-mode {
    background: #f8f9fa;
    border-radius: 0 0 12px 12px;
    padding: 40px;
    border: 2px solid var(--primary-color);
    border-top: none;
}

.mode-header {
    text-align: center;
    margin-bottom: 40px;
}

.mode-header h3 {
    color: var(--primary-color);
    margin-bottom: 15px;
}

.mode-header p {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

.service-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    margin-bottom: 40px;
}

.service-card {
    background: white;
    border-radius: 12px;
    padding: 25px;
    box-shadow: var(--shadow-light);
    transition: transform 0.3s, box-shadow 0.3s;
    border-left: 4px solid var(--primary-color);
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-heavy);
}

.service-card h5 {
    color: var(--primary-color);
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.service-card h5 i {
    font-size: 1.2rem;
}

.service-card p {
    color: var(--text-secondary);
    margin-bottom: 0;
    line-height: 1.6;
}

.application-form {
    background: white;
    border-radius: 12px;
    padding: 30px;
    box-shadow: var(--shadow-light);
}

.form-section {
    margin-bottom: 25px;
}

.form-section h5 {
    color: var(--primary-color);
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid #e9ecef;
}

.form-label {
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.form-control, .form-select, .form-check-input {
    border: 2px solid #e9ecef;
    border-radius: 8px;
    transition: border-color 0.3s, box-shadow 0.3s;
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.25);
}

.form-control {
    padding: 12px 15px;
}

.form-check {
    margin-bottom: 10px;
}

.form-check-input:checked {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.form-check-label {
    font-weight: 500;
    color: var(--text-secondary);
}

.submit-btn {
    background: var(--gradient-primary);
    border: none;
    padding: 15px 40px;
    border-radius: 8px;
    color: white;
    font-weight: 600;
    font-size: 1.1rem;
    transition: transform 0.3s, box-shadow 0.3s;
    width: 100%;
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-heavy);
}

.tips-box {
    background: linear-gradient(135deg, #e3f2fd 0%, #f3e5f5 100%);
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 30px;
}

.tips-box h6 {
    color: var(--primary-color);
    margin-bottom: 15px;
}

.tips-box ul {
    margin-bottom: 0;
    padding-left: 20px;
}

.tips-box li {
    margin-bottom: 8px;
    color: var(--text-secondary);
}

/* 推广流程样式 */
.process-timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.process-timeline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 100%;
    background: linear-gradient(to bottom, var(--primary-color), var(--secondary-color));
    border-radius: 2px;
}

.process-item {
    display: flex;
    align-items: center;
    margin-bottom: 40px;
    position: relative;
}

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

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

.process-icon {
    flex-shrink: 0;
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 2;
}

.step-number {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    font-weight: bold;
    box-shadow: 0 4px 15px rgba(13, 110, 253, 0.3);
}

.process-content {
    flex: 1;
    background: white;
    padding: 25px 30px;
    border-radius: 12px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    margin: 0 30px;
    border-left: 4px solid var(--primary-color);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.process-content:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.15);
}

.process-content h4 {
    color: var(--primary-color);
    margin-bottom: 12px;
    font-weight: 600;
}

.process-content p {
    color: var(--text-secondary);
    margin-bottom: 0;
    line-height: 1.6;
}

/* 合作要求样式 */
.requirements-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    max-width: 1000px;
    margin: 0 auto;
}

.requirement-card {
    background: white;
    border-radius: 16px;
    padding: 30px 25px;
    text-align: center;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.requirement-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
}

.requirement-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.12);
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.requirement-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    box-shadow: 0 4px 15px rgba(13, 110, 253, 0.3);
}

.requirement-icon i {
    font-size: 1.8rem;
    color: white;
}

.requirement-content h4 {
    color: var(--text-dark);
    margin-bottom: 15px;
    font-weight: 600;
}

.requirement-content p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 0;
}

/* 服务优势样式优化 */
.service-card .service-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    box-shadow: 0 4px 15px rgba(13, 110, 253, 0.2);
}

.service-card .service-icon i {
    font-size: 1.4rem;
    color: white;
}

.service-card h4 {
    color: var(--text-dark);
    margin-bottom: 15px;
    font-weight: 600;
}

/* 服务保障样式 */
.guarantee-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    margin-bottom: 40px;
}

.guarantee-item {
    background: white;
    border-radius: 12px;
    padding: 25px;
    text-align: center;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
    border: 2px solid transparent;
}

.guarantee-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 25px rgba(0, 0, 0, 0.12);
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.guarantee-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #28a745, #20c997);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 15px;
    box-shadow: 0 4px 15px rgba(40, 167, 69, 0.3);
}

.guarantee-icon i {
    font-size: 1.5rem;
    color: white;
}

.guarantee-item h5 {
    color: var(--text-dark);
    margin-bottom: 10px;
    font-weight: 600;
}

.guarantee-item p {
    color: var(--text-secondary);
    margin-bottom: 0;
    line-height: 1.5;
}

/* 价格优势样式 */
.pricing-highlight {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: 16px;
    padding: 40px 30px;
    border: 2px solid var(--primary-color);
    position: relative;
    overflow: hidden;
}

.pricing-highlight::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
}

.pricing-highlight h3 {
    color: var(--primary-color);
}

.pricing-features {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-dark);
    font-weight: 500;
}

.feature-item i {
    color: #28a745;
    font-size: 1.1rem;
}

/* 核心服务样式 */
.core-services {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin-bottom: 40px;
}

/* 服务卡片：与全站卡片范式一致（白底 + 1px 边框 + 轻阴影，无渐变无重投影） */
.service-main-card {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-lg);
    padding: 24px 26px;
    box-shadow: var(--shadow-sm);
    transition: transform var(--duration-fast) var(--ease),
                border-color var(--duration-fast) var(--ease),
                box-shadow var(--duration-fast) var(--ease);
}

.service-main-card:hover {
    transform: translateY(-2px);
    border-color: rgba(0, 82, 255, 0.35);
    box-shadow: var(--shadow-md);
}

.service-main-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    border-radius: var(--radius-md);
    background: var(--primary-soft);
    color: var(--primary);
}

.service-main-icon i {
    font-size: 18px;
}

.service-main-content {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.service-main-text {
    flex: 1;
}

.service-main-content h3 {
    font-size: 16px;
    font-weight: 700;
    letter-spacing: -0.01em;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.service-main-content > .service-main-text > p {
    font-size: 14px;
    line-height: 1.75;
    color: var(--text-secondary);
    margin-bottom: 0;
}

.service-features {
    list-style: none;
    padding: 0;
    margin: 0;
}

.service-features li {
    display: flex;
    align-items: center;
    margin-bottom: 10px;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.service-features li i {
    color: #28a745;
    margin-right: 10px;
    font-size: 0.9rem;
}

/* 服务优势样式 */
.advantages-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 25px;
    margin-bottom: 40px;
}

.advantage-card {
    background: white;
    border-radius: 12px;
    padding: 25px;
    text-align: center;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
    border: 2px solid transparent;
}

.advantage-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.12);
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.advantage-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, #6f42c1, #e83e8c);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    box-shadow: 0 4px 15px rgba(111, 66, 193, 0.3);
}

.advantage-icon i {
    font-size: 1.8rem;
    color: white;
}

.advantage-card h4 {
    color: var(--text-dark);
    margin-bottom: 15px;
    font-weight: 600;
}

.advantage-card p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 0;
}

/* 成功数据样式 */
.success-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
    padding: 40px 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: 16px;
}

.stat-item {
    text-align: center;
    padding: 20px;
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 10px;
    display: block;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 1.1rem;
    font-weight: 500;
}

/* 联系咨询样式 */
.contact-cta {
    background: linear-gradient(135deg, #0071e3 0%, #0a5dc2 100%);
    border-radius: 20px;
    padding: 50px 40px;
    color: white;
    text-align: center;
}

.contact-cta h3 {
    color: white;
    margin-bottom: 20px;
}

.contact-cta .lead {
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 30px;
}

/* CTA 内联系方式：同一行居中，窄屏自动换行 */
.contact-cta-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px 28px;
}

.contact-cta-item {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 15px;
    color: rgba(255, 255, 255, 0.95);
}

.contact-cta-item i {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.72);
}

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

.cta-buttons .btn {
    padding: 12px 30px;
    font-weight: 600;
    border-radius: 10px;
    transition: transform 0.3s ease, box-shadow 0.3s ease, background-color 0.3s ease;
}

.cta-buttons .btn-primary {
    background: white;
    color: var(--primary-color);
    border-color: white;
}

.cta-buttons .btn-primary:hover {
    background: rgba(255, 255, 255, 0.9);
    transform: translateY(-2px);
}

.cta-buttons .btn-outline-primary {
    border-color: white;
    color: white;
}

.cta-buttons .btn-outline-primary:hover {
    background: white;
    color: var(--primary-color);
    transform: translateY(-2px);
}

/* 响应式优化 */
@media (max-width: 768px) {
    .partnership-content {
        padding: 25px 15px;
        margin: 0 0 32px;
    }
    
    .cooperation-mode {
        padding: 25px 15px;
    }
    
    .nav-tabs .nav-link {
        padding: 10px 15px;
        font-size: 0.85rem;
    }
    
    /* 移动端分列排版优化 */
    .advantages-grid {
        grid-template-columns: repeat(2, 1fr) !important; /* 优势卡片两列布局 */
        gap: 15px !important;
    }
    
    .advantage-card {
        padding: 15px 12px !important;
        margin-bottom: 0 !important;
    }
    
    .advantage-card h4 {
        font-size: 0.95rem !important;
        margin-bottom: 8px !important;
    }
    
    .advantage-card p {
        display: none !important; /* 移动端隐藏说明文字 */
    }
    
    .advantage-icon {
        width: 50px !important;
        height: 50px !important;
        margin-bottom: 12px !important;
    }
    
    .advantage-icon i {
        font-size: 1.4rem !important;
    }
    
    /* 服务成果统计优化 */
    .success-stats {
        grid-template-columns: repeat(2, 1fr) !important; /* 统计项两列布局 */
        gap: 20px !important;
        padding: 30px 0 !important;
    }
    
    .stat-item {
        padding: 15px !important;
    }
    
    .stat-number {
        font-size: 2.2rem !important;
        margin-bottom: 5px !important;
    }
    
    .stat-label {
        font-size: 0.9rem !important;
    }
    
    /* 减少行间距 */
    .row.mb-5 {
        margin-bottom: 2rem !important;
    }
    
    .col-12.text-center.mb-5 {
        margin-bottom: 2rem !important;
    }
    
    .col-12.text-center.mb-4 {
        margin-bottom: 1.5rem !important;
    }
    
    /* 联系区域优化 */
    .contact-cta {
        padding: 30px 20px !important;
    }
    
    .contact-cta h3 {
        font-size: 1.3rem !important;
        margin-bottom: 1rem !important;
    }
    
    .contact-cta .lead {
        font-size: 0.95rem !important;
        margin-bottom: 1.5rem !important;
    }
    
    .contact-info p {
        font-size: 1rem !important;
    }
    
    .service-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .application-form {
        padding: 20px 15px;
    }
    
    /* 移动端推广流程 */
    .process-timeline::before {
        left: 40px;
    }
    
    .process-item {
        flex-direction: row !important;
        margin-bottom: 30px;
    }
    
    .process-icon {
        width: 80px;
        margin-right: 0;
    }
    
    .process-content {
        margin: 0 0 0 20px;
    }
    
    /* 移动端合作要求 */
    .requirements-container {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .requirement-card {
        padding: 25px 20px;
    }
    
    /* 移动端核心服务 */
    .core-services {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    /* 移动端服务优势 */
    .advantages-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    /* 移动端联系按钮 */
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-buttons .btn {
        width: 200px;
    }
}

@media (max-width: 576px) {
    /* 超小屏幕保持两列布局 */
    .advantages-grid {
        grid-template-columns: repeat(2, 1fr) !important; /* 保持两列布局 */
        gap: 10px !important;
    }
    
    .advantage-card {
        padding: 12px 10px !important;
    }
    
    .advantage-card h4 {
        font-size: 0.9rem !important;
        margin-bottom: 6px !important;
    }
    
    .advantage-card p {
        display: none !important; /* 移动端隐藏说明文字 */
    }
    
    .advantage-icon {
        width: 40px !important;
        height: 40px !important;
        margin-bottom: 8px !important;
    }
    
    .advantage-icon i {
        font-size: 1.2rem !important;
    }
    
    .success-stats {
        grid-template-columns: repeat(2, 1fr) !important; /* 保持两列布局 */
        gap: 12px !important;
        padding: 25px 0 !important;
    }
    
    .stat-number {
        font-size: 1.8rem !important; /* 进一步减小字号适应两列布局 */
    }
    
    .stat-label {
        font-size: 0.8rem !important; /* 减小标签字号 */
    }
    
    /* 进一步减少间距 */
    .row.mb-5 {
        margin-bottom: .5rem !important;
    }
    
    .col-12.text-center.mb-5 {
        margin-bottom: 1.5rem !important;
    }
    
    .contact-cta {
        padding: 25px 15px !important;
    }
    
    .contact-cta h3 {
        font-size: 1.2rem !important;
    }
}