/* ========================================
   Certification Page Styles
   ======================================== */

/* Certification Hero */
.cert-hero {
    padding-top: 120px;
    padding-bottom: 60px;
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-color) 100%);
    position: relative;
    overflow: hidden;
}

.cert-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url('../images/hero-bg.jpg') center/cover;
    opacity: 0.2;
}

.cert-hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    color: white;
}

.cert-hero-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 16px;
}

.cert-hero-desc {
    font-size: 1.125rem;
    color: rgba(255,255,255,0.85);
    max-width: 700px;
    margin: 0 auto;
}

/* Certification Path */
.cert-path-section {
    padding: 40px 0;
    background: var(--bg-secondary);
}

.cert-path-card {
    background: white;
    border-radius: var(--radius-xl);
    padding: 40px;
    box-shadow: var(--shadow-lg);
}

.cert-path-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 32px;
    text-align: center;
}

.cert-path-steps {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 24px;
    flex-wrap: wrap;
    margin-bottom: 32px;
}

.cert-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.cert-step-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    border-radius: 50%;
    font-size: 1.5rem;
    color: white;
}

.cert-step-text {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
}

.cert-step-arrow {
    font-size: 1.25rem;
    color: var(--text-muted);
}

.cert-path-quote {
    text-align: center;
    font-size: 0.9375rem;
    color: var(--text-secondary);
    font-style: italic;
}

/* FAQ Section */
.faq-section {
    padding: 60px 0;
    background: white;
}

.faq-grid {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 48px;
    align-items: start;
}

.faq-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.faq-item {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    cursor: pointer;
    background: var(--bg-secondary);
    transition: background var(--transition-fast);
}

.faq-question:hover {
    background: var(--bg-dark);
}

.faq-q-badge {
    display: inline-block;
    padding: 8px 16px;
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    color: white;
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: var(--radius-md);
}

.faq-icon {
    font-size: 1rem;
    color: var(--text-muted);
    transition: transform var(--transition-normal);
}

.faq-item.active .faq-icon {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-normal);
}

.faq-answer p {
    padding: 20px 24px;
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.cert-preview {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.cert-preview img {
    width: 100%;
    height: auto;
}

/* Certification Types */
.cert-types-section {
    padding: 60px 0;
    background: var(--bg-secondary);
}

.cert-type-card {
    background: white;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    margin-bottom: 32px;
}

.cert-type-header {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 24px 32px;
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    color: white;
}

.cert-type-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255,255,255,0.2);
    border-radius: var(--radius-lg);
    font-size: 1.5rem;
}

.cert-type-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.cert-type-subtitle {
    font-size: 0.875rem;
    opacity: 0.9;
}

.cert-type-content {
    padding: 32px;
}

.cert-type-desc {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 32px;
}

/* Certification Levels */
.cert-levels {
    display: flex;
    gap: 16px;
    margin-bottom: 32px;
    flex-wrap: wrap;
}

.cert-level {
    flex: 1;
    min-width: 120px;
    text-align: center;
    padding: 20px;
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    border: 2px solid transparent;
    transition: all var(--transition-fast);
}

.cert-level:hover {
    border-color: var(--primary-color);
}

.cert-level-number {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 4px;
}

.cert-level-name {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.cert-level-subsidy {
    font-size: 0.75rem;
    color: var(--success-color);
    font-weight: 600;
}

/* Certification Benefits */
.cert-benefits {
    padding-top: 24px;
    border-top: 1px solid var(--border-color);
}

.cert-benefits-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.cert-benefits-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}

.cert-benefit {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px;
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
}

.cert-benefit i {
    font-size: 1.25rem;
    color: var(--primary-color);
}

.cert-benefit span {
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--text-primary);
}

/* Huawei Levels */
.huawei-levels {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.huawei-level {
    padding: 24px;
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    text-align: center;
}

.huawei-level-badge {
    display: inline-block;
    padding: 8px 20px;
    font-size: 0.875rem;
    font-weight: 700;
    border-radius: 20px;
    margin-bottom: 16px;
}

.huawei-level-badge.hcia {
    background: #e6f7ff;
    color: #1890ff;
}

.huawei-level-badge.hcip {
    background: #f6ffed;
    color: #52c41a;
}

.huawei-level-badge.hcie {
    background: #fff7e6;
    color: #fa8c16;
}

.huawei-level-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.huawei-level-desc {
    font-size: 0.8125rem;
    color: var(--text-secondary);
    margin-bottom: 16px;
    line-height: 1.5;
}

.huawei-level-jobs {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
}

.job-tag {
    padding: 4px 10px;
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 0.6875rem;
    color: var(--text-muted);
}

/* Certificate Carousel */
.cert-carousel-section {
    padding: 60px 0;
    background: white;
}

.cert-carousel-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    gap: 24px;
}

.cert-nav-btn {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 50%;
    font-size: 1rem;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

.cert-nav-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.cert-carousel {
    flex: 1;
    display: flex;
    gap: 24px;
    overflow: hidden;
}

.cert-carousel-item {
    flex: 0 0 calc(33.333% - 16px);
    transition: all var(--transition-normal);
}

.cert-card {
    background: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
}

.cert-card-image {
    aspect-ratio: 3/4;
    overflow: hidden;
}

.cert-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.cert-card-content {
    padding: 20px;
}

.cert-card-content h4 {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.cert-card-partners {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: 12px;
}

.cert-card-level {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: 16px;
}

.cert-card-level i {
    color: #f6ad55;
}

.btn-view-detail {
    width: 100%;
    padding: 10px;
    background: var(--primary-color);
    color: white;
    font-size: 0.8125rem;
    font-weight: 600;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: opacity var(--transition-fast);
}

.btn-view-detail:hover {
    opacity: 0.9;
}

/* Responsive */
@media (max-width: 1024px) {
    .faq-grid {
        grid-template-columns: 1fr;
    }
    
    .cert-preview {
        max-width: 300px;
        margin: 0 auto;
    }
    
    .cert-levels {
        flex-wrap: wrap;
    }
    
    .cert-level {
        flex: 0 0 calc(33.333% - 11px);
    }
    
    .cert-benefits-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .huawei-levels {
        grid-template-columns: 1fr;
    }
    
    .cert-carousel-item {
        flex: 0 0 calc(50% - 12px);
    }
}

@media (max-width: 768px) {
    .cert-hero-title {
        font-size: 1.75rem;
    }
    
    .cert-path-steps {
        flex-direction: column;
        gap: 16px;
    }
    
    .cert-step-arrow {
        transform: rotate(90deg);
    }
    
    .cert-level {
        flex: 0 0 calc(50% - 8px);
    }
    
    .cert-benefits-grid {
        grid-template-columns: 1fr;
    }
    
    .cert-carousel-item {
        flex: 0 0 100%;
    }
    
    .cert-nav-btn {
        display: none;
    }
}