/* ========================================
   Team Card - Advisor Link & Overlay
   ======================================== */
.team-card-link {
    display: block;
    text-decoration: none;
    color: inherit;
    height: 100%;
}
.team-card-link:hover {
    color: inherit;
}

.team-avatar {
    position: relative;
}
.team-avatar-overlay {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(15, 23, 42, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}
.team-card:hover .team-avatar-overlay {
    opacity: 1;
}
.team-avatar-overlay span {
    padding: 8px 20px;
    border: 1px solid rgba(255, 255, 255, 0.9);
    color: #fff;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.5px;
}

.team-meta-title {
    padding: 0 1.2rem;
    font-size: 0.8rem;
    color: var(--primary-color);
    font-weight: 500;
    margin-bottom: 0.3rem;
}

/* ========================================
   Student Card Enhancements
   ======================================== */
.student-card {
    padding: 0 !important;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.student-card .team-card-link {
    padding-bottom: 0;
}
.student-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--secondary-color), var(--primary-color));
    opacity: 0;
    transition: var(--transition);
    z-index: 2;
}
.student-card:hover::before {
    opacity: 1;
}
.student-card .team-card-link h4 {
    padding: 0.8rem 1rem 0.3rem;
}
.student-badge {
    display: inline-block;
    padding: 3px 10px;
    background: rgba(8, 145, 178, 0.08);
    color: var(--secondary-color);
    border-radius: 50px;
    font-size: 0.7rem;
    font-weight: 600;
    margin-bottom: 0.4rem;
    margin-top: 0.3rem;
}
.student-research {
    font-size: 0.78rem !important;
    color: var(--primary-color) !important;
    margin-bottom: 0.3rem !important;
    padding: 0 1rem !important;
}

/* ========================================
   Member Profile Page
   ======================================== */
.member-profile-section {
    padding: 120px 0 80px;
    background: var(--bg-body);
    min-height: 100vh;
}

.member-breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    margin-bottom: 2.5rem;
    font-size: 0.85rem;
    flex-wrap: wrap;
}
.member-breadcrumb a {
    color: var(--text-light);
    text-decoration: none;
    transition: var(--transition);
}
.member-breadcrumb a:hover {
    color: var(--primary-color);
}
.member-breadcrumb span {
    color: var(--text-light);
}
.member-breadcrumb .current {
    color: var(--primary-color);
    font-weight: 500;
}

.member-profile-grid {
    display: grid;
    grid-template-columns: 340px 1fr;
    gap: 3rem;
    align-items: start;
}

/* Sidebar */
.member-sidebar {
    position: sticky;
    top: 100px;
}

.member-avatar-card {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 2rem;
    border: 1px solid var(--border-color);
    text-align: center;
    box-shadow: var(--shadow-card);
}

.member-avatar-lg {
    width: 180px;
    height: 180px;
    border-radius: 50%;
    overflow: hidden;
    margin: 0 auto 1.5rem;
    border: 3px solid var(--border-color);
    background: linear-gradient(135deg, #e8f0fe, #dbeafe);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}
.avatar-img-full {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.avatar-placeholder-lg {
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    font-weight: 700;
    border-radius: 50%;
}

.member-name {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--text-heading);
    margin-bottom: 0.4rem;
    line-height: 1.4;
}

.member-role {
    font-size: 0.9rem;
    color: var(--primary-color);
    font-weight: 500;
    margin-bottom: 1rem;
}

.member-type-badge {
    display: inline-block;
    padding: 5px 16px;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}
.member-type-badge.advisor {
    background: rgba(245, 158, 11, 0.1);
    color: #b45309;
}
.member-type-badge.student {
    background: rgba(8, 145, 178, 0.08);
    color: var(--secondary-color);
}

.member-contact-list {
    text-align: left;
    margin-bottom: 1.2rem;
}
.member-contact-item {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.6rem 0;
    color: var(--text-light);
    font-size: 0.85rem;
    text-decoration: none;
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition);
}
a.member-contact-item:hover {
    color: var(--primary-color);
}
.member-contact-item svg {
    flex-shrink: 0;
    color: var(--primary-color);
}

.member-social-links {
    display: flex;
    justify-content: center;
    gap: 0.6rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}
.social-link-btn {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-light);
    background: var(--bg-body);
    border: 1px solid var(--border-color);
    transition: var(--transition);
    text-decoration: none;
}
.social-link-btn:hover {
    transform: translateY(-2px);
}
.social-link-btn.scholar:hover {
    background: #4285f4;
    color: white;
    border-color: transparent;
    box-shadow: 0 4px 12px rgba(66, 133, 244, 0.4);
}
.social-link-btn.researchgate:hover {
    background: #00ccbb;
    color: white;
    border-color: transparent;
    box-shadow: 0 4px 12px rgba(0, 204, 187, 0.4);
}
.social-link-btn.orcid:hover {
    background: #a6ce39;
    color: #1a1a1a;
    border-color: transparent;
    box-shadow: 0 4px 12px rgba(166, 206, 57, 0.4);
}
.social-link-btn.github:hover {
    background: #6e40c9;
    color: white;
    border-color: transparent;
    box-shadow: 0 4px 12px rgba(110, 64, 201, 0.4);
}
.social-link-btn.linkedin:hover {
    background: #0a66c2;
    color: white;
    border-color: transparent;
    box-shadow: 0 4px 12px rgba(10, 102, 194, 0.4);
}

.btn-cv-download {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 10px 24px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border-radius: 50px;
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 600;
    transition: var(--transition);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.2);
}
.btn-cv-download:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(37, 99, 235, 0.3);
    color: white;
}

/* Main Content */
.member-main {
    min-width: 0;
}

.member-info-block {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 2rem;
    border: 1px solid var(--border-color);
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow-card);
}

.member-section-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text-heading);
    margin-bottom: 1.2rem;
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding-bottom: 0.8rem;
    border-bottom: 1px solid var(--border-color);
}
.member-section-title svg {
    color: var(--primary-color);
    flex-shrink: 0;
}

.member-text-content {
    color: var(--text-color);
    font-size: 0.95rem;
    line-height: 1.9;
}

.member-bio-content {
    color: var(--text-color);
    font-size: 0.95rem;
    line-height: 1.9;
}
.member-bio-content p {
    margin-bottom: 1rem;
}

.member-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
}
.research-tag {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(37, 99, 235, 0.06);
    border: 1px solid rgba(37, 99, 235, 0.12);
    color: var(--primary-color);
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 500;
    transition: var(--transition);
}
.research-tag:hover {
    background: rgba(37, 99, 235, 0.1);
    border-color: var(--primary-color);
}

.member-meta-text {
    color: var(--text-color);
    font-size: 0.95rem;
    line-height: 1.7;
}

.member-meta-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}
.meta-item {
    background: var(--bg-body);
    padding: 1rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
}
.meta-label {
    display: block;
    font-size: 0.75rem;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.3rem;
}
.meta-value {
    display: block;
    font-size: 0.95rem;
    color: var(--text-heading);
    font-weight: 600;
}

.member-back-nav {
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
}
.member-back-nav .btn-outline {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

/* ========================================
   Member PDF Viewer
   ======================================== */
.member-pdf-block {
    margin-top: 0;
}

/* Member Profile Responsive */
@media (max-width: 1024px) {
    .member-profile-grid {
        grid-template-columns: 280px 1fr;
        gap: 2rem;
    }
}
@media (max-width: 768px) {
    .member-profile-grid {
        grid-template-columns: 1fr;
    }
    .member-sidebar {
        position: static;
    }
    .member-avatar-lg {
        width: 140px;
        height: 140px;
    }
    .member-meta-grid {
        grid-template-columns: 1fr;
    }
}

/* ========================================
   Team Student Card (团队学生 - 无个人主页)
   ======================================== */
.team-student-card {
    cursor: default;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    padding: 1.5rem 1.2rem !important;
}
.team-student-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
}
.team-student-card .team-avatar {
    cursor: default;
}
.team-student-card .team-avatar.small {
    pointer-events: none;
}
.team-student-card h4 {
    padding: 0.8rem 0 0.3rem !important;
}
.team-student-card .team-bio-short {
    padding: 0.2rem 1rem 1rem !important;
}

.team-grid.team-students {
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

@media (max-width: 1024px) {
    .team-grid.team-students {
        grid-template-columns: repeat(3, 1fr);
    }
}
@media (max-width: 768px) {
    .team-grid.team-students {
        grid-template-columns: repeat(2, 1fr);
    }
}
@media (max-width: 480px) {
    .team-grid.team-students {
        grid-template-columns: 1fr 1fr;
    }
}

/* ICP beian */
.footer-bottom .site-beian {
    margin-top: 0.75rem;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.5rem 1.25rem;
}
.footer-bottom .site-beian a {
    color: #94a3b8;
    text-decoration: none;
}
.footer-bottom .site-beian a:hover {
    color: #2563eb;
    text-decoration: underline;
}