/**
 * 文件路径: /home/ubuntu/talktalk_backend/public/css/components.css
 * 功能用途: 组件样式
 * 版本: v3.3
 */

/* ========== 会话列表项 (Redesigned) ========== */
.session-item {
    background-color: var(--bg-secondary);
    border-radius: var(--border-radius-lg);
    padding: 0;
    margin-bottom: 20px;
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    border: 2px solid transparent;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    contain: layout style paint;
}

.session-item:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}

/* 卡片头部 */
.session-card-header {
    padding: 15px 20px;
    background-color: rgba(0,0,0,0.02);
    border-bottom: 1px solid rgba(0,0,0,0.05);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.session-title {
    font-family: var(--font-heading);
    font-size: 18px;
    color: var(--text-primary);
    font-weight: bold;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    flex: 1;
    margin-right: 10px;
}


/* 卡片主体 */
.session-card-body {
    padding: 20px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 15px;
}

.info-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.info-icon {
    margin-top: 3px;
    color: var(--secondary-color);
    font-size: 16px;
    width: 20px;
    text-align: center;
}

.info-content {
    display: flex;
    flex-direction: column;
}

.info-label {
    font-size: 11px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 2px;
}

.info-value {
    font-size: 14px;
    color: var(--text-primary);
    font-weight: 600;
    line-height: 1.3;
}

.info-item.highlight .info-value {
    color: var(--primary-color);
}

/* 卡片底部 */
.session-card-footer {
    padding: 15px 20px;
    background-color: rgba(0,0,0,0.02);
    border-top: 1px solid rgba(0,0,0,0.05);
    display: flex;
    gap: 10px;
    justify-content: flex-end;
}

.action-btn {
    padding: 8px 16px;
    border-radius: var(--border-radius-round);
    font-weight: bold;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: 6px;
    border: none;
    outline: none;
}

.btn-continue {
    background-color: var(--primary-color);
    color: #fff;
    box-shadow: 0 3px 0 rgba(0,0,0,0.1);
    flex: 1;
    justify-content: center;
}

.btn-continue:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 5px 0 rgba(0,0,0,0.1);
}

.btn-continue:active {
    transform: translateY(1px);
    box-shadow: none;
}

.btn-delete {
    background-color: transparent;
    color: var(--text-secondary);
    border: 2px solid rgba(0,0,0,0.1);
    width: 40px; /* Square icon button */
    justify-content: center;
    padding: 0;
}

.btn-delete:hover {
    background-color: #FFEBEE;
    color: var(--danger-color);
    border-color: var(--danger-color);
}

[data-theme="dark"] .btn-delete:hover {
    background-color: rgba(229, 115, 115, 0.1);
}

/* 空状态 */
.empty-state {
    text-align: center;
    padding: 40px 20px;
    color: var(--text-secondary);
}

.empty-state-icon {
    font-size: 48px;
    margin-bottom: 15px;
    color: var(--border-color);
    opacity: 0.5;
}

/* ========== 提示词管理界面样式 ========== */

/* 提示词标签页 */
.prompt-tabs {
    display: flex;
    gap: 5px;
    margin-bottom: 20px;
    flex-wrap: wrap;
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 15px;
}

.prompt-tab {
    padding: 10px 16px;
    border: none;
    background-color: var(--bg-tertiary);
    color: var(--text-secondary);
    border-radius: var(--border-radius-md);
    cursor: pointer;
    font-size: 13px;
    font-weight: 600;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 6px;
}

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

.prompt-tab.active {
    background-color: var(--primary-color);
    color: #fff;
    box-shadow: 0 3px 8px rgba(255, 138, 101, 0.3);
}

.prompt-tab i {
    font-size: 14px;
}

/* 提示词内容区域 */
#prompt-panel .prompt-content-area {
    flex: 1;
    min-height: 0;
}

.prompt-content-area {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

/* 提示词列表 */
.prompt-list {
    display: grid;
    gap: 12px;
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    align-items: start;
    align-content: start;
}

.prompt-loading {
    text-align: center;
    padding: 40px;
    color: var(--text-secondary);
}

.prompt-item {
    background-color: var(--bg-tertiary);
    border: 2px solid transparent;
    border-radius: var(--border-radius-md);
    padding: 15px;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.prompt-item:hover {
    background-color: var(--bg-secondary);
    border-color: var(--secondary-color);
}

.prompt-item.selected {
    border-color: var(--primary-color);
    background-color: var(--bg-primary);
}

.prompt-item-info {
    flex: 1;
}

.prompt-item-title {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 14px;
    margin-bottom: 4px;
}

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

.prompt-item-meta span {
    margin-right: 10px;
}

.prompt-item-actions {
    display: flex;
    gap: 8px;
}

.prompt-item-btn {
    width: 32px;
    height: 32px;
    border: none;
    border-radius: 50%;
    background-color: var(--bg-secondary);
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

.prompt-item-btn:hover {
    background-color: var(--secondary-color);
    color: #fff;
}

.prompt-item-btn.btn-edit:hover {
    background-color: var(--primary-color);
}

/* 提示词编辑区 */
.prompt-editor-section {
    background-color: var(--bg-secondary);
    border-radius: var(--border-radius-lg);
    padding: 20px;
    border: 2px solid var(--border-color);
}

.prompt-editor-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.prompt-editor-title {
    font-weight: bold;
    font-size: 16px;
    color: var(--text-primary);
}

.prompt-editor-close {
    width: 30px;
    height: 30px;
    border: none;
    background-color: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

.prompt-editor-close:hover {
    background-color: var(--danger-color);
    color: #fff;
}

.prompt-editor-meta {
    display: flex;
    gap: 20px;
    margin-bottom: 15px;
    flex-wrap: wrap;
}

.prompt-meta-item {
    font-size: 13px;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 5px;
}

.prompt-meta-item strong {
    color: var(--primary-color);
}

.prompt-editor-section .cartoon-textarea-code {
    min-height: 200px;
    margin-bottom: 15px;
}

.prompt-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

#prompt-info {
    font-size: 12px;
    color: var(--text-secondary);
}

/* 提示词编辑弹窗尺寸 */
#prompt-editor-modal .modal-content.prompt-editor-modal-content,
.prompt-editor-modal-content {
    max-width: 720px;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

#prompt-editor-modal .modal-body {
    overflow-y: auto;
    flex: 1;
    min-height: 0;
}

/* Available Variables 区块（弹窗内） */
.prompt-variables-help {
    margin: 10px 0;
    padding: 10px;
    background: rgba(0, 0, 0, 0.03);
    border-radius: 8px;
}

.prompt-variables-help-title {
    font-weight: bold;
    margin-bottom: 5px;
    font-size: 0.9em;
    color: var(--text-primary);
}

.prompt-variables-list {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    font-family: monospace;
    font-size: 0.85em;
}

.prompt-var-tag {
    background: #fff;
    padding: 2px 6px;
    border-radius: 4px;
    border: 1px solid #ddd;
    color: var(--text-primary);
    cursor: grab;
    user-select: none;
}

.prompt-var-tag:active {
    cursor: grabbing;
}

.prompt-var-tag.prompt-var-tag-dragging {
    opacity: 0.5;
    cursor: grabbing;
}

#system-prompt-editor.prompt-editor-drop-target {
    outline: 2px dashed var(--primary-color);
    outline-offset: 2px;
}

/* 深色模式适配 */
[data-theme="dark"] .prompt-tab {
    background-color: rgba(255, 255, 255, 0.05);
}

[data-theme="dark"] .prompt-tab:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .prompt-item {
    background-color: rgba(255, 255, 255, 0.03);
}

[data-theme="dark"] .prompt-item:hover {
    background-color: rgba(255, 255, 255, 0.08);
}

[data-theme="dark"] .prompt-editor-section {
    background-color: rgba(255, 255, 255, 0.03);
}

/* 深色模式：Available Variables 高对比度 */
[data-theme="dark"] .prompt-variables-help {
    background: rgba(255, 255, 255, 0.08);
}

[data-theme="dark"] .prompt-variables-help-title {
    color: rgba(255, 255, 255, 0.95);
}

[data-theme="dark"] .prompt-var-tag {
    background: rgba(255, 255, 255, 0.12);
    color: #e8e8e8;
    border-color: rgba(255, 255, 255, 0.25);
}