/* 教师个人中心样式 */

.teacher-profile-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 24px;
}

.page-header {
    margin-bottom: 32px;
}

.page-header h1 {
    font-size: 28px;
    color: var(--text-primary);
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.page-header h1 i {
    color: var(--brand-color);
}

.page-header .subtitle {
    color: var(--text-secondary);
    font-size: 14px;
}

/* 加载状态 */
.loading-container {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-secondary);
    font-size: 16px;
}

.loading-container i {
    font-size: 32px;
    margin-bottom: 16px;
    color: var(--brand-color);
}

/* 栅格布局 */
.profile-grid {
    display: grid;
    grid-template-columns: 360px 1fr;
    gap: 24px;
}

@media (max-width: 992px) {
    .profile-grid {
        grid-template-columns: 1fr;
    }
}

/* 左侧边栏 */
.profile-sidebar {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

/* 头像区域 */
.avatar-section {
    background: var(--surface-color);
    border-radius: var(--radius-lg);
    padding: 32px;
    text-align: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.avatar-container {
    position: relative;
    width: 200px;
    height: 200px;
    margin: 0 auto 16px;
    border-radius: 50%;
    overflow: hidden;
    border: 4px solid var(--brand-color);
}

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

.avatar-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.6);
    padding: 12px;
    opacity: 0;
    transition: opacity 0.3s;
}

.avatar-container:hover .avatar-overlay {
    opacity: 1;
}

.avatar-upload-btn {
    color: white;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    font-size: 14px;
    margin: 0;
}

.avatar-upload-btn i {
    font-size: 20px;
}

.avatar-tips {
    color: var(--text-tertiary);
    font-size: 13px;
    margin: 0;
}

.avatar-tips i {
    color: var(--info-color);
}

/* 信息卡片 */
.info-card {
    background: var(--surface-color);
    border-radius: var(--radius-lg);
    padding: 24px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.info-card h3 {
    font-size: 18px;
    color: var(--text-primary);
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 8px;
}

.info-card h3 i {
    color: var(--brand-color);
}

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

.info-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 0;
}

.info-item label {
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 500;
    margin: 0;
}

.info-item span {
    color: var(--text-primary);
    font-size: 14px;
    font-weight: 600;
}

.subject-badge {
    display: inline-block;
    padding: 4px 12px;
    background: var(--brand-color);
    color: white;
    border-radius: var(--radius-sm);
    font-size: 13px !important;
    font-weight: 500 !important;
}

.readonly-note {
    margin-top: 20px;
    padding: 12px;
    background: #f0f7ff;
    border-left: 3px solid var(--info-color);
    color: var(--text-secondary);
    font-size: 13px;
    border-radius: var(--radius-sm);
}

.readonly-note i {
    color: var(--info-color);
    margin-right: 6px;
}

/* 右侧主内容 */
.profile-main {
    background: var(--surface-color);
    border-radius: var(--radius-lg);
    padding: 32px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.profile-form {
    max-width: 800px;
}

.form-section h3 {
    font-size: 20px;
    color: var(--text-primary);
    margin-bottom: 24px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 8px;
}

.form-section h3 i {
    color: var(--success-color);
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
    font-size: 15px;
}

.char-count {
    font-size: 13px;
    color: var(--text-tertiary);
    font-weight: 400;
}

.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 14px;
    font-family: inherit;
    color: var(--text-primary);
    resize: vertical;
    transition: border-color 0.3s, box-shadow 0.3s;
}

.form-group textarea:focus {
    outline: none;
    border-color: var(--brand-color);
    box-shadow: 0 0 0 3px var(--focus-ring);
}

.form-help {
    margin-top: 6px;
    font-size: 13px;
    color: var(--text-tertiary);
    display: flex;
    align-items: center;
    gap: 6px;
}

.form-help i {
    color: var(--warning-color);
}

/* 操作按钮 */
.form-actions {
    display: flex;
    gap: 12px;
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid var(--border-color);
}

.btn {
    padding: 12px 24px;
    border: none;
    border-radius: var(--radius-md);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.btn-primary {
    background: var(--brand-color);
    color: white;
}

.btn-primary:hover:not(:disabled) {
    background: #1678d9;
    box-shadow: 0 4px 12px rgba(24, 144, 255, 0.3);
}

.btn-secondary {
    background: var(--border-color);
    color: var(--text-secondary);
}

.btn-secondary:hover:not(:disabled) {
    background: #d9d9d9;
}

/* Toast 通知 */
.toast-notification {
    position: fixed;
    top: 80px;
    right: 24px;
    padding: 16px 24px;
    background: white;
    border-radius: var(--radius-md);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
    display: flex;
    align-items: center;
    gap: 12px;
    z-index: 9999;
    animation: slideIn 0.3s ease-out;
    min-width: 280px;
}

@keyframes slideIn {
    from {
        transform: translateX(400px);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.toast-notification.success {
    border-left: 4px solid var(--success-color);
}

.toast-notification.success i {
    color: var(--success-color);
    font-size: 20px;
}

.toast-notification.error {
    border-left: 4px solid var(--danger-color);
}

.toast-notification.error i {
    color: var(--danger-color);
    font-size: 20px;
}

.toast-notification span {
    color: var(--text-primary);
    font-size: 14px;
    font-weight: 500;
}

/* 响应式 */
@media (max-width: 768px) {
    .teacher-profile-container {
        padding: 16px;
    }
    
    .profile-sidebar {
        order: 2;
    }
    
    .profile-main {
        order: 1;
    }
    
    .avatar-container {
        width: 150px;
        height: 150px;
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .toast-notification {
        right: 12px;
        left: 12px;
        min-width: auto;
    }
}