* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    color: #e0e0e0;
    min-height: 100vh;
}

.container {
    max-width: 1800px;
    margin: 0 auto;
    padding: 15px;
}

header {
    text-align: center;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

header h1 {
    font-size: 2rem;
    background: linear-gradient(90deg, #00d4ff, #7b2cbf);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

header .subtitle {
    color: #888;
    margin-top: 5px;
    font-size: 0.9rem;
}

main {
    display: grid;
    grid-template-columns: 180px 280px 280px 1fr;
    gap: 15px;
    height: calc(100vh - 120px);
}

/* 面板通用样式 */
.agents-panel, .sessions-panel, .messages-panel, .detail-panel {
    background: rgba(255,255,255,0.05);
    border-radius: 10px;
    padding: 15px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.agents-panel h2, .sessions-panel h2, .messages-panel h2, .detail-panel h2 {
    font-size: 1rem;
    margin-bottom: 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    color: #fff;
}

.agents-panel h2 span, .sessions-panel h2 span, .messages-panel h2 span {
    font-size: 0.8rem;
    color: #888;
    margin-left: 8px;
}

/* 列表容器 */
.agents-list, .sessions-list, .messages-list, .detail-list {
    flex: 1;
    overflow-y: auto;
}

/* 智能体项 */
.agent-item {
    padding: 10px 12px;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s ease;
    margin-bottom: 6px;
    background: rgba(255,255,255,0.03);
    border: 1px solid transparent;
}

.agent-item:hover {
    background: rgba(255,255,255,0.08);
    border-color: rgba(0,212,255,0.3);
}

.agent-item.active {
    background: rgba(0,212,255,0.15);
    border-color: rgba(0,212,255,0.5);
}

.agent-item .name {
    font-weight: 600;
    color: #fff;
    font-size: 0.9rem;
}

.agent-item .meta {
    font-size: 0.75rem;
    color: #888;
    display: flex;
    gap: 8px;
    margin-top: 4px;
}

/* 会话项 */
.session-item {
    padding: 12px;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s ease;
    margin-bottom: 8px;
    background: rgba(255,255,255,0.03);
    border: 1px solid transparent;
}

.session-item:hover {
    background: rgba(255,255,255,0.08);
    border-color: rgba(0,212,255,0.3);
}

.session-item.active {
    background: rgba(0,212,255,0.15);
    border-color: rgba(0,212,255,0.5);
}

.session-item .session-header {
    display: flex;
    gap: 6px;
    margin-bottom: 6px;
}

.session-item .channel {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 0.7rem;
}

.session-item .channel.matrix { background: #0dbd8b; color: #fff; }
.session-item .channel.discord { background: #5865F2; color: #fff; }
.session-item .channel.telegram { background: #0088cc; color: #fff; }
.session-item .channel.cli { background: #4a4a4a; color: #fff; }
.session-item .channel.main { background: #7b2cbf; color: #fff; }

.session-item .status {
    display: inline-block;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.65rem;
    text-transform: uppercase;
}

.session-item .status.done { background: #2e7d32; color: #fff; }
.session-item .status.running { background: #ed6c02; color: #fff; }
.session-item .status.error { background: #c62828; color: #fff; }

.session-item .meta {
    font-size: 0.75rem;
    color: #888;
    display: flex;
    justify-content: space-between;
    margin-bottom: 4px;
}

.session-item .model {
    color: #00d4ff;
}

.session-item .target {
    font-size: 0.7rem;
    color: #aaa;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.session-item .tokens {
    font-size: 0.7rem;
    color: #666;
    margin-top: 4px;
}

/* 消息概览项 */
.message-summary {
    padding: 10px 12px;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s ease;
    margin-bottom: 6px;
    background: rgba(255,255,255,0.03);
    border: 1px solid transparent;
    border-left: 3px solid #666;
}

.message-summary.user {
    border-left-color: #00d4ff;
}

.message-summary.assistant {
    border-left-color: #7b2cbf;
}

.message-summary.toolResult {
    border-left-color: #ed6c02;
}

.message-summary:hover {
    background: rgba(255,255,255,0.08);
    border-color: rgba(0,212,255,0.2);
}

.message-summary.active {
    background: rgba(0,212,255,0.15);
    border-color: rgba(0,212,255,0.5);
}

.message-summary .summary-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 6px;
}

.message-summary .role-badge {
    font-size: 0.75rem;
    font-weight: 600;
}

.message-summary .role-badge.user { color: #00d4ff; }
.message-summary .role-badge.assistant { color: #7b2cbf; }
.message-summary .role-badge.toolResult { color: #ed6c02; }

.message-summary .time {
    font-size: 0.7rem;
    color: #666;
}

.message-summary .summary-text {
    font-size: 0.85rem;
    color: #ccc;
    line-height: 1.4;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.message-summary .summary-meta {
    font-size: 0.7rem;
    color: #888;
    margin-top: 4px;
}

.message-summary .more-indicator {
    color: #00d4ff;
}

/* 消息详情 */
.message-detail-content {
    padding: 15px;
    border-radius: 8px;
    background: rgba(255,255,255,0.05);
    border-left: 4px solid #666;
}

.message-detail-content.user {
    border-left-color: #00d4ff;
}

.message-detail-content.assistant {
    border-left-color: #7b2cbf;
}

.message-detail-content.toolResult {
    border-left-color: #ed6c02;
}

.detail-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
    padding-bottom: 10px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.role-badge.large {
    font-size: 0.9rem;
    font-weight: 600;
}

.role-badge.large.user { color: #00d4ff; }
.role-badge.large.assistant { color: #7b2cbf; }
.role-badge.large.toolResult { color: #ed6c02; }

.detail-header .time {
    font-size: 0.8rem;
    color: #888;
}

.detail-body {
    overflow-x: auto;
}

.content-text {
    white-space: pre-wrap;
    word-break: break-word;
    font-family: 'Fira Code', 'Consolas', monospace;
    font-size: 0.85rem;
    line-height: 1.5;
    color: #ddd;
    background: rgba(0,0,0,0.2);
    padding: 10px;
    border-radius: 4px;
    max-height: calc(100vh - 250px);
    overflow-y: auto;
}

/* 加载和占位 */
.loading, .placeholder {
    text-align: center;
    padding: 30px 15px;
    color: #666;
    font-size: 0.85rem;
}

.loading::after {
    content: '';
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid #333;
    border-top-color: #00d4ff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-left: 8px;
    vertical-align: middle;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* 滚动条样式 */
.agents-list::-webkit-scrollbar,
.sessions-list::-webkit-scrollbar,
.messages-list::-webkit-scrollbar,
.detail-list::-webkit-scrollbar,
.content-text::-webkit-scrollbar {
    width: 5px;
}

.agents-list::-webkit-scrollbar-track,
.sessions-list::-webkit-scrollbar-track,
.messages-list::-webkit-scrollbar-track,
.detail-list::-webkit-scrollbar-track,
.content-text::-webkit-scrollbar-track {
    background: transparent;
}

.agents-list::-webkit-scrollbar-thumb,
.sessions-list::-webkit-scrollbar-thumb,
.messages-list::-webkit-scrollbar-thumb,
.detail-list::-webkit-scrollbar-thumb,
.content-text::-webkit-scrollbar-thumb {
    background: rgba(255,255,255,0.2);
    border-radius: 3px;
}

.agents-list::-webkit-scrollbar-thumb:hover,
.sessions-list::-webkit-scrollbar-thumb:hover,
.messages-list::-webkit-scrollbar-thumb:hover,
.detail-list::-webkit-scrollbar-thumb:hover,
.content-text::-webkit-scrollbar-thumb:hover {
    background: rgba(255,255,255,0.3);
}

/* Tab 切换样式 */
.view-tabs {
    display: flex;
    gap: 4px;
    margin-bottom: 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.tab-btn {
    flex: 1;
    padding: 6px 10px;
    border: none;
    border-radius: 4px;
    background: rgba(255,255,255,0.05);
    color: #888;
    font-size: 0.75rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.tab-btn:hover {
    background: rgba(255,255,255,0.1);
    color: #fff;
}

.tab-btn.active {
    background: rgba(0,212,255,0.2);
    color: #00d4ff;
}

.view-content {
    display: none;
    flex: 1;
    overflow-y: auto;
}

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

/* 对话汇总项 */
.conversation-item {
    padding: 12px;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s ease;
    margin-bottom: 8px;
    background: rgba(255,255,255,0.03);
    border: 1px solid transparent;
}

.conversation-item:hover {
    background: rgba(255,255,255,0.08);
    border-color: rgba(123,44,191,0.3);
}

.conversation-item.active {
    background: rgba(123,44,191,0.15);
    border-color: rgba(123,44,191,0.5);
}

.conversation-item .conv-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 6px;
}

.conversation-item .conv-title {
    font-weight: 600;
    color: #fff;
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    gap: 6px;
}

.conversation-item .conv-badge {
    display: inline-block;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.65rem;
    background: rgba(123,44,191,0.3);
    color: #c77dff;
}

.conversation-item .conv-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4px;
    font-size: 0.7rem;
    color: #888;
    margin-top: 6px;
}

.conversation-item .conv-stats .stat {
    display: flex;
    align-items: center;
    gap: 4px;
}

.conversation-item .conv-stats .stat-value {
    color: #00d4ff;
    font-weight: 500;
}

.conversation-item .conv-target {
    font-size: 0.7rem;
    color: #aaa;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    margin-top: 4px;
}

.conversation-item .conv-time {
    font-size: 0.65rem;
    color: #666;
    margin-top: 4px;
}

/* 对话详情 - session 列表 */
.conv-sessions-header {
    padding: 8px 12px;
    background: rgba(123,44,191,0.1);
    border-radius: 6px;
    margin-bottom: 8px;
    font-size: 0.8rem;
    color: #c77dff;
}

.conv-sessions-header .back-btn {
    cursor: pointer;
    margin-right: 8px;
}

.conv-sessions-header .back-btn:hover {
    color: #fff;
}

/* 响应式 */
@media (max-width: 1400px) {
    main {
        grid-template-columns: 160px 250px 250px 1fr;
    }
}

@media (max-width: 1100px) {
    main {
        grid-template-columns: 150px 220px 220px 1fr;
    }
}

@media (max-width: 900px) {
    main {
        grid-template-columns: 1fr;
        grid-template-rows: 200px 200px 200px 1fr;
    }
    
    .agents-panel, .sessions-panel, .messages-panel {
        max-height: 200px;
    }
}