/* ===============================================
   个人中心页面样式
   =============================================== */

/* 主体布局 */
.profile-main {
    min-height: calc(100vh - 160px);
    padding: 40px 0;
    background: var(--bg-secondary);
}

/* 个人信息卡片 */
.profile-header {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    margin-bottom: 30px;
    overflow: hidden;
}

.profile-header-content {
    display: flex;
    align-items: center;
    gap: 30px;
    padding: 40px;
}

.profile-avatar {
    position: relative;
    flex-shrink: 0;
}

.profile-avatar img {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid var(--primary-color);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.avatar-upload-btn {
    position: absolute;
    bottom: 0;
    right: 0;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--primary-color);
    color: white;
    border: 3px solid var(--bg-primary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    transition: var(--transition);
}

.avatar-upload-btn:hover {
    background: var(--primary-dark);
    transform: scale(1.1);
}

.profile-info {
    flex: 1;
}

.profile-name {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.profile-bio {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 16px;
    line-height: 1.6;
}

.profile-meta {
    display: flex;
    gap: 20px;
    font-size: 13px;
    color: var(--text-tertiary);
}

.profile-meta i {
    margin-right: 6px;
    color: var(--primary-color);
}

.profile-actions {
    flex-shrink: 0;
}

/* 统计数据卡片 */
.stats-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    background: var(--bg-primary);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 20px;
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.stat-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: white;
    flex-shrink: 0;
}

.stat-info {
    flex: 1;
}

.stat-value {
    font-size: 32px;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1;
    margin-bottom: 4px;
}

.stat-label {
    font-size: 14px;
    color: var(--text-secondary);
}

/* Tab导航 */
.profile-tabs {
    display: flex;
    gap: 8px;
    background: var(--bg-primary);
    border-radius: var(--radius-md);
    padding: 8px;
    margin-bottom: 30px;
    box-shadow: var(--shadow-sm);
}

.tab-btn {
    flex: 1;
    padding: 12px 20px;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    font-size: 15px;
    font-weight: 600;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.tab-btn i {
    font-size: 16px;
}

.tab-btn:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.tab-btn.active {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    box-shadow: 0 2px 8px rgba(99, 102, 241, 0.3);
}

/* Tab内容区域 */
.profile-content {
    position: relative;
}

.tab-content {
    display: none;
    animation: fadeIn 0.3s ease;
}

.tab-content.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 信息展示区域 */
.info-section {
    background: var(--bg-primary);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    padding: 30px;
    margin-bottom: 20px;
}

.section-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--border-color);
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.info-item {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.info-item label {
    font-size: 13px;
    color: var(--text-tertiary);
    font-weight: 600;
}

.info-item span {
    font-size: 15px;
    color: var(--text-primary);
    padding: 10px 12px;
    background: var(--bg-secondary);
    border-radius: var(--radius-sm);
}

/* 内容头部 */
.content-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
}

.content-title {
    display: flex;
    align-items: center;
    gap: 12px;
}

.content-title h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
}

.content-title .count {
    background: var(--primary-color);
    color: white;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
}

.content-actions {
    display: flex;
    gap: 12px;
}

.filter-select {
    padding: 8px 16px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: 14px;
    cursor: pointer;
    transition: var(--transition);
}

.filter-select:hover {
    border-color: var(--primary-color);
}

.filter-select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

/* 按钮样式 */
.btn-primary,
.btn-secondary,
.btn-danger {
    padding: 10px 20px;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    box-shadow: 0 2px 8px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.5);
}

.btn-secondary {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--bg-hover);
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.btn-danger {
    background: #ef4444;
    color: white;
}

.btn-danger:hover {
    background: #dc2626;
    transform: translateY(-2px);
}

.btn-load-more {
    display: block;
    width: 200px;
    margin: 30px auto;
    padding: 12px 24px;
    border: 2px dashed var(--border-color);
    border-radius: var(--radius-md);
    background: transparent;
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.btn-load-more:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    background: rgba(99, 102, 241, 0.05);
}

/* 加载动画 */
.loading-spinner {
    text-align: center;
    padding: 60px 20px;
}

.loading-spinner i {
    font-size: 48px;
    color: var(--primary-color);
    margin-bottom: 16px;
}

.loading-spinner p {
    color: var(--text-secondary);
    font-size: 14px;
}

/* 设置列表 */
.settings-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.setting-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px;
    background: var(--bg-secondary);
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.setting-item:hover {
    background: var(--bg-hover);
}

.setting-info {
    flex: 1;
}

.setting-label {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.setting-desc {
    font-size: 13px;
    color: var(--text-tertiary);
}

/* 开关按钮 */
.switch {
    position: relative;
    display: inline-block;
    width: 50px;
    height: 26px;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #ccc;
    transition: .4s;
    border-radius: 26px;
}

.slider:before {
    position: absolute;
    content: "";
    height: 20px;
    width: 20px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    transition: .4s;
    border-radius: 50%;
}

input:checked + .slider {
    background-color: var(--primary-color);
}

input:checked + .slider:before {
    transform: translateX(24px);
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .profile-header-content {
        padding: 30px;
    }

    .info-grid {
        grid-template-columns: 1fr;
    }

    .stats-cards {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .profile-main {
        padding: 20px 0;
    }

    .profile-header-content {
        flex-direction: column;
        text-align: center;
        padding: 24px;
    }

    .profile-name {
        font-size: 24px;
    }

    .profile-meta {
        flex-direction: column;
        gap: 8px;
    }

    .stats-cards {
        grid-template-columns: 1fr;
    }

    .profile-tabs {
        flex-direction: column;
    }

    .tab-btn {
        justify-content: flex-start;
    }

    .content-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
    }

    .content-actions {
        width: 100%;
        flex-direction: column;
    }

    .filter-select,
    .btn-secondary,
    .btn-danger {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .profile-header-content {
        padding: 20px;
    }

    .profile-avatar img {
        width: 100px;
        height: 100px;
    }

    .stat-value {
        font-size: 24px;
    }

    .section-title {
        font-size: 16px;
    }
}