/* 项目库相关样式 */

/* 项目库模态框遮罩 */
.project-library-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(4px);
}

.project-library {
    background: var(--bg-panel, #fff);
    border-radius: 10px;
    width: 90%;
    max-width: 800px;
    max-height: 80vh;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

.project-library-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--bg-header);
}

.project-library-header h2 {
    margin: 0;
    font-size: 18px;
    color: var(--text-primary);
    display: flex;           /* 添加 */
    align-items: center;     /* 添加 */
    gap: 8px;               /* 添加（图标和文字间距） */
}

.project-library-actions {
    display: flex;
    gap: 8px;
}

.btn-new-project {
    padding: 8px 16px;
    background: var(--accent-color);
    color: #fff;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: all 0.2s;
}

.btn-new-project:hover {
    background: var(--accent-hover);
}

.btn-close-library {
    width: 32px;
    height: 32px;
    border: none;
    background: transparent;
    font-size: 20px;
    cursor: pointer;
    color: var(--text-secondary);
    border-radius: 6px;
    transition: all 0.2s;
}

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

.project-library-search {
    padding: 12px 24px;
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-header);
}

.project-library-search input {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 14px;
    background: var(--bg-panel);
    color: var(--text-primary);
    box-sizing: border-box;
}

.project-library-search input:focus {
    outline: none;
    border-color: var(--accent-color);
}

.project-library-body {
    flex: 1;
    overflow-y: auto;
    padding: 16px 24px;
    background: var(--bg-panel);
}

.project-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 12px;
}

.project-item {
    padding: 16px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
    background: var(--bg-secondary);
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.project-item:hover {
    border-color: var(--accent-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.project-item-left {
    flex: 1;
    min-width: 0;
}

.project-item-name {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 6px;
    word-break: break-all;
}

.project-item-meta {
    font-size: 12px;
    color: var(--text-secondary);
}

.project-item-right {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}

.download-material-link {
    font-size: 12px;
    color: var(--accent-color);
    text-decoration: none;
    padding: 4px 8px;
    border-radius: 4px;
    transition: all 0.2s;
}

.download-material-link:hover {
    background: rgba(255, 107, 35, 0.1);
    text-decoration: underline;
}

.project-item-actions {
    display: flex;
    gap: 4px;
}

.btn-project-action {
    width: 24px;
    height: 24px;
    border: none;
    background: transparent;
    cursor: pointer;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    color: var(--text-secondary);
    transition: all 0.2s;
}

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

.btn-project-action.delete:hover {
    color: var(--danger-color);
    background: rgba(231, 76, 60, 0.1);
}

.project-library-empty {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-secondary);
}

.project-library-empty-icon {
    font-size: 48px;
    margin-bottom: 12px;
    opacity: 0.5;
}

/* 新建项目弹窗 */
.new-project-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.new-project-modal-content {
    background: var(--bg-panel);
    border-radius: 12px;
    padding: 24px;
    width: 90%;
    max-width: 400px;
    box-shadow: var(--shadow-lg);
}

.new-project-modal h3 {
    margin: 0 0 16px 0;
    font-size: 16px;
    color: var(--text-primary);
}

.new-project-modal input {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 14px;
    box-sizing: border-box;
    margin-bottom: 16px;
    background: var(--bg-panel);
    color: var(--text-primary);
}

.new-project-modal input:focus {
    outline: none;
    border-color: var(--accent-color);
}

.new-project-modal-buttons {
    display: flex;
    gap: 8px;
    justify-content: flex-end;
}

.new-project-modal-buttons button {
    padding: 8px 16px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
    transition: all 0.2s;
}

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

.btn-cancel:hover {
    background: var(--bg-secondary);
}

.btn-confirm {
    background: var(--accent-color);
    color: #fff;
}

.btn-confirm:hover {
    background: var(--accent-hover);
}

/* 顶部工具栏新增按钮 */
.project-toolbar {
    padding: 12px;
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-panel) 100%);
    border-bottom: 1px solid var(--border-color);
}

.project-card {
    background: var(--bg-panel);
    border-radius: 6px;
    border: 1px solid var(--border-color);
    padding: 8px 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
    transition: all 0.3s ease;
}

.project-card:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    border-color: var(--accent-color);
}

.project-card-header {
    display: flex;
    align-items: center;
    gap: 10px;
}

.project-icon {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--bg-hover) 0%, var(--bg-hover) 100%);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    flex-shrink: 0;
}

.project-icon svg {
    width: 20px;
    height: 20px;
}

.project-info {
    flex: 1;
    min-width: 0;
}

.project-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.project-status {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    color: var(--text-secondary);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #9e9e9e;
    flex-shrink: 0;
    transition: all 0.3s ease;
}

.project-status.saving .status-dot {
    background: #f57c00;
    animation: pulse-save 1s infinite ease-in-out;
}

.project-status.saved .status-dot {
    background: #4caf50;
}

.project-status.saving .status-text {
    color: #f57c00;
}

.project-status.saved .status-text {
    color: #4caf50;
}

.btn-project-library {
    width: 36px;
    height: 36px;
    background: var(--bg-hover);
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    flex-shrink: 0;
}

.btn-project-library:hover {
    background: var(--accent-color);
    color: white;
    transform: scale(1.05);
}

.btn-project-library:active {
    transform: scale(0.95);
}

.btn-project-library svg {
    width: 18px;
    height: 18px;
}

@keyframes pulse-save {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(1.1); }
}

/* 项目库底部 */
.project-library-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--border-color);
    background: var(--bg-panel);
}

/* 项目库分页样式 */
.project-pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 16px;
}

.project-pagination .pagination-btn {
    padding: 8px 16px;
    border: none;
    border-radius: 6px;
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 14px;
    cursor: pointer;
    transition: background 0.2s;
}

.project-pagination .pagination-btn:hover:not(:disabled) {
    background: var(--bg-hover);
}

.project-pagination .pagination-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.project-pagination .pagination-info {
    font-size: 14px;
    color: var(--text-secondary);
}