/*
 * 大同家道院 - 导师详情页样式
 * 作者: 陈来意
 * 版本: 1.0
 */

/* 导师英雄区域 */
.teacher-hero {
    padding-top: 120px;
    padding-bottom: 60px;
    background-color: var(--secondary-color);
    position: relative;
}

.teacher-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('../images/patterns/pattern1.svg');
    background-repeat: repeat;
    background-size: 400px;
    opacity: 0.05;
    z-index: 0;
}

.teacher-hero-image {
    position: relative;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transition: transform var(--transition-medium);
}

.teacher-hero-image:hover {
    transform: translateY(-5px);
}

.teacher-hero-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(0,0,0,0) 70%, rgba(0,0,0,0.5) 100%);
    z-index: 1;
}

.teacher-hero-image img {
    width: 100%;
    height: auto;
    transition: transform var(--transition-medium);
}

.teacher-hero-image:hover img {
    transform: scale(1.03);
}

.teacher-hero-content {
    position: relative;
    z-index: 1;
    padding: 20px;
}

.teacher-name {
    font-size: 42px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 10px;
    position: relative;
    padding-bottom: 15px;
}

.teacher-name::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 3px;
    background-color: var(--primary-color);
    border-radius: var(--border-radius-sm);
}

.teacher-title {
    font-size: 22px;
    color: var(--text-medium);
    margin-bottom: 20px;
    font-weight: 500;
}

.teacher-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 25px;
}

.tag {
    display: inline-block;
    padding: 5px 12px;
    border-radius: var(--border-radius-sm);
    background-color: var(--white);
    color: var(--text-medium);
    font-size: 14px;
    box-shadow: var(--shadow-sm);
    border-left: 3px solid var(--primary-color);
    transition: all var(--transition-fast);
}

.tag:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    background-color: var(--primary-light);
    color: var(--white);
}

.teacher-intro {
    margin-bottom: 25px;
    line-height: 1.8;
}

.teacher-intro p {
    margin-bottom: 15px;
    font-size: 16px;
    color: var(--text-medium);
}

.teacher-social {
    display: flex;
    gap: 15px;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--white);
    color: var(--primary-color);
    font-size: 18px;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-fast);
}

.social-link:hover {
    transform: translateY(-3px);
    background-color: var(--primary-color);
    color: var(--white);
    box-shadow: var(--shadow-md);
}

/* 专业领域板块 */
.expertise-section {
    padding: 80px 0;
    background-color: var(--white);
}

.expertise-cards {
    margin-top: 40px;
}

.expertise-card {
    background-color: var(--white);
    border-radius: var(--border-radius-lg);
    padding: 30px;
    box-shadow: var(--shadow-md);
    height: 100%;
    transition: all var(--transition-medium);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.expertise-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 5px;
    height: 0;
    background-color: var(--primary-color);
    transition: height var(--transition-medium);
    z-index: -1;
}

.expertise-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.expertise-card:hover::before {
    height: 100%;
}

.expertise-icon {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    background-color: rgba(var(--primary-color-rgb), 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    color: var(--primary-color);
    font-size: 28px;
    transition: all var(--transition-medium);
}

.expertise-card:hover .expertise-icon {
    background-color: var(--primary-color);
    color: var(--white);
    transform: scale(1.1);
}

.expertise-card h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 15px;
    transition: color var(--transition-fast);
}

.expertise-card:hover h3 {
    color: var(--primary-color);
}

.expertise-card p {
    font-size: 15px;
    color: var(--text-medium);
    line-height: 1.6;
    margin-bottom: 0;
}

/* 课程体系板块 */
.course-system-section {
    padding: 80px 0;
    background-color: var(--gray-50);
    position: relative;
}

.course-system-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('../images/patterns/pattern2.svg');
    background-repeat: repeat;
    background-size: 300px;
    opacity: 0.05;
    z-index: 0;
}

.course-system {
    position: relative;
    margin-top: 50px;
    z-index: 1;
}

.course-timeline {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
}

.course-timeline::before {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    left: 50%;
    width: 3px;
    background-color: var(--gray-300);
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    margin-bottom: 60px;
    width: 100%;
}

.timeline-item:nth-child(odd) {
    padding-right: calc(50% + 30px);
}

.timeline-item:nth-child(even) {
    padding-left: calc(50% + 30px);
}

.timeline-dot {
    position: absolute;
    top: 20px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background-color: var(--primary-color);
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
    box-shadow: 0 0 0 4px rgba(var(--primary-color-rgb), 0.2);
    transition: all var(--transition-fast);
}

.timeline-item:hover .timeline-dot {
    background-color: var(--primary-light);
    transform: translateX(-50%) scale(1.2);
    box-shadow: 0 0 0 6px rgba(var(--primary-color-rgb), 0.3);
}

.timeline-content {
    background-color: var(--white);
    border-radius: var(--border-radius-lg);
    padding: 25px;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-medium);
    position: relative;
}

.timeline-content::before {
    content: '';
    position: absolute;
    top: 20px;
    width: 0;
    height: 0;
    border-style: solid;
}

.timeline-item:nth-child(odd) .timeline-content::before {
    right: -10px;
    border-width: 10px 0 10px 10px;
    border-color: transparent transparent transparent var(--white);
}

.timeline-item:nth-child(even) .timeline-content::before {
    left: -10px;
    border-width: 10px 10px 10px 0;
    border-color: transparent var(--white) transparent transparent;
}

.timeline-item:hover .timeline-content {
    box-shadow: var(--shadow-lg);
    transform: translateY(-5px);
}

.timeline-content h3 {
    font-size: 22px;
    color: var(--text-dark);
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.phase-tag {
    font-size: 14px;
    background-color: var(--accent-color);
    color: var(--white);
    padding: 3px 10px;
    border-radius: var(--border-radius-sm);
    font-weight: 500;
}

.timeline-content p {
    font-size: 15px;
    color: var(--text-medium);
    margin-bottom: 15px;
    line-height: 1.6;
}

.timeline-list {
    margin-bottom: 15px;
}

.timeline-list li {
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    color: var(--text-medium);
    font-size: 15px;
}

.timeline-list li i {
    color: var(--primary-color);
    margin-right: 10px;
    font-size: 16px;
}

.course-duration {
    font-size: 14px;
    color: var(--text-light);
    display: flex;
    align-items: center;
    margin-bottom: 0;
}

.course-duration i {
    margin-right: 8px;
    color: var(--primary-color);
}

/* 专题课程板块 */
.special-courses-section {
    padding: 80px 0;
    background-color: var(--white);
}

.special-course-slider {
    margin-top: 40px;
    padding-bottom: 50px;
}

.special-course-card {
    background-color: var(--white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    height: 100%;
    transition: all var(--transition-medium);
}

.special-course-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.special-course-img {
    position: relative;
    overflow: hidden;
    height: 200px;
}

.special-course-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-medium);
}

.special-course-card:hover .special-course-img img {
    transform: scale(1.1);
}

.course-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(0,0,0,0.3), rgba(0,0,0,0.7));
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 20px;
    text-align: center;
    color: var(--white);
    opacity: 0;
    transition: opacity var(--transition-medium);
}

.special-course-card:hover .course-overlay {
    opacity: 1;
}

.course-overlay h3 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 10px;
}

.course-overlay p {
    font-size: 16px;
    opacity: 0.9;
}

.special-course-content {
    padding: 25px;
}

.special-course-content h4 {
    font-size: 20px;
    color: var(--text-dark);
    margin-bottom: 15px;
    font-weight: 700;
}

.special-course-content ul {
    margin-bottom: 15px;
}

.special-course-content li {
    margin-bottom: 8px;
    display: flex;
    align-items: flex-start;
    color: var(--text-medium);
    font-size: 15px;
    line-height: 1.5;
}

.special-course-content li i {
    color: var(--primary-color);
    margin-right: 10px;
    font-size: 14px;
    margin-top: 4px;
}

.course-description {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: 0;
    border-top: 1px solid var(--gray-200);
    padding-top: 15px;
}

/* 学员见证板块 */
.testimonial-section {
    padding: 80px 0;
    background-color: var(--gray-50);
    position: relative;
}

.testimonial-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('../images/patterns/pattern3.svg');
    background-repeat: repeat;
    background-size: 200px;
    opacity: 0.05;
    z-index: 0;
}

.testimonial-slider {
    margin-top: 40px;
    padding-bottom: 50px;
    position: relative;
    z-index: 1;
}

.testimonial-card {
    background-color: var(--white);
    border-radius: var(--border-radius-lg);
    padding: 30px;
    box-shadow: var(--shadow-md);
    height: 100%;
    transition: all var(--transition-medium);
    position: relative;
}

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

.testimonial-quote {
    position: absolute;
    top: 20px;
    right: 20px;
    color: rgba(var(--primary-color-rgb), 0.1);
    font-size: 40px;
}

.testimonial-text {
    font-size: 16px;
    color: var(--text-medium);
    line-height: 1.8;
    margin-bottom: 20px;
    position: relative;
    z-index: 1;
}

.testimonial-author {
    display: flex;
    align-items: center;
}

.author-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
    margin-right: 15px;
    box-shadow: var(--shadow-sm);
    border: 3px solid rgba(var(--primary-color-rgb), 0.1);
    transition: all var(--transition-fast);
}

.testimonial-card:hover .author-avatar {
    border-color: var(--primary-color);
}

.author-info h4 {
    font-size: 18px;
    color: var(--text-dark);
    margin-bottom: 5px;
    font-weight: 700;
}

.author-info p {
    font-size: 14px;
    color: var(--text-light);
    margin-bottom: 0;
}

/* 报名咨询板块 */
.signup-section {
    padding: 80px 0;
    background-color: var(--white);
}

.signup-container {
    background-color: var(--secondary-color);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.signup-content {
    padding: 40px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    height: 100%;
}

.signup-content h2 {
    font-size: 32px;
    color: var(--primary-color);
    margin-bottom: 20px;
    font-weight: 700;
}

.signup-content p {
    font-size: 16px;
    color: var(--text-medium);
    margin-bottom: 25px;
    line-height: 1.7;
}

.signup-benefits {
    margin-bottom: 30px;
}

.signup-benefits li {
    display: flex;
    align-items: center;
    margin-bottom: 12px;
    font-size: 16px;
    color: var(--text-medium);
}

.signup-benefits li i {
    color: var(--primary-color);
    margin-right: 10px;
    font-size: 18px;
}

.signup-buttons {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.signup-image {
    height: 100%;
    min-height: 300px;
}

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

/* 响应式适配 */
@media (max-width: 991px) {
    .course-timeline::before {
        left: 20px;
    }
    
    .timeline-item {
        padding-left: 50px !important;
        padding-right: 0 !important;
    }
    
    .timeline-dot {
        left: 20px;
        transform: none;
    }
    
    .timeline-item:hover .timeline-dot {
        transform: scale(1.2);
    }
    
    .timeline-content::before {
        display: none;
    }
    
    .teacher-hero {
        padding-top: 100px;
    }
    
    .teacher-hero-content {
        margin-top: 30px;
    }
    
    .signup-content {
        padding: 30px;
    }
}

@media (max-width: 767px) {
    .teacher-name {
        font-size: 32px;
    }
    
    .teacher-title {
        font-size: 18px;
    }
    
    .expertise-card {
        padding: 20px;
    }
    
    .timeline-content {
        padding: 20px;
    }
    
    .timeline-content h3 {
        font-size: 18px;
        flex-direction: column;
        align-items: flex-start;
    }
    
    .phase-tag {
        margin-top: 5px;
    }
    
    .signup-content h2 {
        font-size: 26px;
    }
    
    .section-title {
        font-size: 28px;
    }
}