/**
 * 数字人直播系统 - 专用样式表
 * 完整的中控台布局样式
 */

/* ==================== CSS 变量 ==================== */
:root {
    --dh-primary: #667eea;
    --dh-primary-dark: #5a6fd6;
    --dh-success: #2ed573;
    --dh-danger: #ff4757;
    --dh-warning: #ffa502;
    --dh-info: #1e90ff;
    --dh-bg: #f0f2f5;
    --dh-card-bg: #ffffff;
    --dh-text: #2c3e50;
    --dh-text-muted: #7f8c8d;
    --dh-border: #e8ecf1;
    --dh-shadow: 0 2px 12px rgba(0,0,0,0.08);
    --dh-radius: 10px;
    --dh-transition: 0.25s ease;
}

/* ==================== 基础布局 ==================== */
* { box-sizing: border-box; margin: 0; padding: 0; }

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--dh-bg);
    color: var(--dh-text);
    line-height: 1.6;
    min-height: 100vh;
}

.dh-container {
    max-width: 1440px;
    margin: 0 auto;
    padding: 20px;
}

/* ==================== 头部 ==================== */
.dh-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 20px 30px;
    border-radius: var(--dh-radius);
    margin-bottom: 24px;
    box-shadow: var(--dh-shadow);
}

.dh-header-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
}

.dh-header h1 {
    font-size: 24px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 10px;
}

.dh-header h1 .icon { font-size: 28px; }

.dh-header-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.dh-status-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 500;
}

.dh-status-badge.online {
    background: rgba(46, 213, 115, 0.2);
    color: #2ed573;
}

.dh-status-badge.offline {
    background: rgba(255, 71, 87, 0.2);
    color: #ff4757;
}

.dh-status-dot {
    width: 8px; height: 8px;
    border-radius: 50%;
    display: inline-block;
}

.dh-status-dot.online {
    background: #2ed573;
    box-shadow: 0 0 8px #2ed573;
    animation: dhPulse 2s infinite;
}

.dh-status-dot.offline {
    background: #ff4757;
}

@keyframes dhPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* ==================== 统计卡片网格 ==================== */
.dh-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.dh-stat-card {
    background: var(--dh-card-bg);
    border-radius: var(--dh-radius);
    padding: 18px 20px;
    box-shadow: var(--dh-shadow);
    border-left: 4px solid var(--dh-primary);
    transition: transform var(--dh-transition);
}

.dh-stat-card:hover { transform: translateY(-2px); }

.dh-stat-card.warning { border-left-color: var(--dh-warning); }
.dh-stat-card.success { border-left-color: var(--dh-success); }
.dh-stat-card.danger { border-left-color: var(--dh-danger); }

.dh-stat-value {
    font-size: 28px;
    font-weight: 700;
    color: var(--dh-text);
}

.dh-stat-label {
    font-size: 13px;
    color: var(--dh-text-muted);
    margin-top: 4px;
}

/* ==================== 主内容区 ==================== */
.dh-main-grid {
    display: grid;
    grid-template-columns: 1fr 360px;
    gap: 24px;
    margin-bottom: 24px;
}

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

/* ==================== 卡片容器 ==================== */
.dh-card {
    background: var(--dh-card-bg);
    border-radius: var(--dh-radius);
    box-shadow: var(--dh-shadow);
    overflow: hidden;
}

.dh-card-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--dh-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.dh-card-header h3 {
    font-size: 16px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
}

.dh-card-body {
    padding: 20px;
}

/* ==================== 直播预览区域 ==================== */
.dh-live-preview {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    border-radius: var(--dh-radius);
    height: 280px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    position: relative;
    overflow: hidden;
    margin-bottom: 16px;
}

.dh-live-preview::before {
    content: 'LIVE';
    position: absolute;
    top: 12px;
    left: 16px;
    background: var(--dh-danger);
    color: white;
    padding: 3px 10px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 1px;
    z-index: 2;
}

.dh-live-preview .preview-content {
    text-align: center;
    z-index: 1;
}

.dh-live-preview .preview-content .avatar-icon {
    font-size: 64px;
    margin-bottom: 12px;
    opacity: 0.9;
}

.dh-live-preview .preview-content .preview-brand {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 4px;
}

.dh-live-preview .preview-content .preview-title {
    font-size: 14px;
    opacity: 0.8;
}

.dh-live-preview .preview-stats {
    position: absolute;
    bottom: 12px;
    left: 16px;
    right: 16px;
    display: flex;
    justify-content: space-around;
    font-size: 13px;
    opacity: 0.85;
}

/* ==================== 直播控制按钮 ==================== */
.dh-control-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 16px;
}

.dh-btn {
    padding: 11px 22px;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--dh-transition);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    white-space: nowrap;
}

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

.dh-btn:hover:not(:disabled) {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.dh-btn-primary {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
}

.dh-btn-success {
    background: linear-gradient(135deg, #2ed573, #26a65b);
    color: white;
}

.dh-btn-danger {
    background: linear-gradient(135deg, #ff4757, #c0392b);
    color: white;
}

.dh-btn-warning {
    background: linear-gradient(135deg, #ffa502, #e67e22);
    color: white;
}

.dh-btn-info {
    background: linear-gradient(135deg, #1e90ff, #0066cc);
    color: white;
}

.dh-btn-outline {
    background: white;
    border: 1px solid var(--dh-border);
    color: var(--dh-text);
}

.dh-btn-outline:hover {
    border-color: var(--dh-primary);
    color: var(--dh-primary);
}

.dh-btn-sm {
    padding: 7px 14px;
    font-size: 12px;
}

.dh-btn-block {
    width: 100%;
}

/* ==================== 平台管理 ==================== */
.dh-platform-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.dh-platform-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    border-radius: 8px;
    border: 1px solid var(--dh-border);
    cursor: pointer;
    transition: all var(--dh-transition);
}

.dh-platform-item:hover {
    border-color: var(--dh-primary);
    background: rgba(102, 126, 234, 0.04);
}

.dh-platform-item.active {
    border-color: var(--dh-primary);
    background: rgba(102, 126, 234, 0.08);
}

.dh-platform-item .platform-info {
    display: flex;
    align-items: center;
    gap: 10px;
}

.dh-platform-item .platform-icon {
    font-size: 20px;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    background: var(--dh-bg);
}

.dh-platform-status {
    font-size: 12px;
    padding: 3px 10px;
    border-radius: 12px;
    font-weight: 500;
}

.dh-platform-status.connected {
    background: rgba(46, 213, 115, 0.15);
    color: #2ed573;
}

.dh-platform-status.disconnected {
    background: rgba(255, 71, 87, 0.15);
    color: #ff4757;
}

.dh-platform-status.standby {
    background: rgba(255, 165, 2, 0.15);
    color: #ffa502;
}

/* ==================== 实时数据 ==================== */
.dh-realtime-row {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px solid var(--dh-border);
}

.dh-realtime-row:last-child { border-bottom: none; }

.dh-realtime-label {
    color: var(--dh-text-muted);
    font-size: 13px;
}

.dh-realtime-value {
    font-weight: 600;
    font-size: 14px;
}

/* ==================== 评论处理区（核心） ==================== */
.dh-comment-section {
    margin-top: 20px;
}

.dh-comment-input-area {
    display: flex;
    gap: 10px;
    margin-bottom: 12px;
}

.dh-comment-input {
    flex: 1;
    padding: 12px 16px;
    border: 1px solid var(--dh-border);
    border-radius: 8px;
    font-size: 14px;
    outline: none;
    transition: border-color var(--dh-transition);
    background: var(--dh-bg);
}

.dh-comment-input:focus {
    border-color: var(--dh-primary);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.15);
}

/* 评论列表 */
.dh-comment-list {
    max-height: 360px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.dh-comment-item {
    padding: 14px;
    border-radius: 8px;
    border: 1px solid var(--dh-border);
    transition: background var(--dh-transition);
}

.dh-comment-item.user-comment {
    border-left: 3px solid var(--dh-info);
    background: rgba(30, 144, 255, 0.03);
}

.dh-comment-item.ai-reply {
    border-left: 3px solid var(--dh-success);
    background: rgba(46, 213, 115, 0.03);
    margin-left: 20px;
}

.dh-comment-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 6px;
    font-size: 12px;
}

.dh-comment-user {
    font-weight: 600;
    color: var(--dh-text);
}

.dh-comment-time {
    color: var(--dh-text-muted);
}

.dh-comment-text {
    font-size: 14px;
    line-height: 1.5;
    color: var(--dh-text);
}

.dh-comment-agent-chain {
    margin-top: 8px;
    padding-top: 8px;
    border-top: 1px dashed var(--dh-border);
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    align-items: center;
}

.dh-agent-badge {
    font-size: 11px;
    padding: 3px 8px;
    border-radius: 12px;
    background: rgba(102, 126, 234, 0.1);
    color: var(--dh-primary);
    white-space: nowrap;
}

.dh-agent-arrow {
    color: var(--dh-text-muted);
    font-size: 11px;
}

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

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

/* ==================== 场景模板网格 ==================== */
.dh-scene-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 12px;
}

.dh-scene-card {
    border: 2px solid var(--dh-border);
    border-radius: var(--dh-radius);
    padding: 14px;
    cursor: pointer;
    transition: all var(--dh-transition);
}

.dh-scene-card:hover {
    border-color: var(--dh-primary);
    transform: translateY(-2px);
    box-shadow: var(--dh-shadow);
}

.dh-scene-card.selected {
    border-color: var(--dh-primary);
    background: rgba(102, 126, 234, 0.04);
}

.dh-scene-card .scene-name {
    font-weight: 600;
    margin-bottom: 4px;
}

.dh-scene-card .scene-desc {
    font-size: 12px;
    color: var(--dh-text-muted);
    margin-bottom: 6px;
}

.dh-scene-card .scene-type {
    font-size: 11px;
    padding: 2px 8px;
    border-radius: 10px;
    background: var(--dh-bg);
    display: inline-block;
}

/* ==================== 话术管理 ==================== */
.dh-script-selects {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 14px;
    margin-bottom: 14px;
}

.dh-form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.dh-form-group label {
    font-size: 13px;
    font-weight: 600;
    color: var(--dh-text);
}

.dh-form-select, .dh-form-input {
    padding: 10px 14px;
    border: 1px solid var(--dh-border);
    border-radius: 8px;
    font-size: 14px;
    outline: none;
    transition: border-color var(--dh-transition);
    background: white;
}

.dh-form-select:focus, .dh-form-input:focus {
    border-color: var(--dh-primary);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.15);
}

/* ==================== 场景自定义配置 ==================== */
.dh-config-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}

@media (max-width: 768px) {
    .dh-config-grid { grid-template-columns: 1fr; }
}

.dh-config-grid .dh-form-group.full-width {
    grid-column: 1 / -1;
}

.dh-color-input {
    width: 60px; height: 38px;
    border: 2px solid var(--dh-border);
    border-radius: 6px;
    cursor: pointer;
    padding: 2px;
}

/* ==================== 快捷操作 ==================== */
.dh-quick-actions {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

/* ==================== 模态框 ==================== */
.dh-modal-overlay {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 99980;
    animation: dhFadeIn 0.2s ease;
}

.dh-modal {
    background: white;
    border-radius: 12px;
    width: 90%;
    max-width: 800px;
    max-height: 85vh;
    box-shadow: 0 16px 48px rgba(0,0,0,0.25);
    animation: dhScaleIn 0.25s ease;
    overflow: hidden;
}

.dh-modal-header {
    padding: 18px 24px;
    border-bottom: 1px solid var(--dh-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.dh-modal-header h3 {
    font-size: 18px;
    font-weight: 600;
}

.dh-modal-close {
    width: 32px; height: 32px;
    border: none;
    background: var(--dh-bg);
    border-radius: 50%;
    font-size: 18px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--dh-transition);
}

.dh-modal-close:hover { background: #ddd; }

.dh-modal-body {
    padding: 24px;
    max-height: calc(85vh - 70px);
    overflow-y: auto;
}

.dh-modal-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--dh-border);
    display: flex;
    justify-content: flex-end;
    gap: 10px;
}

/* ==================== 智能体处理链路可视化 ==================== */
.dh-agent-chain-visual {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 6px;
    padding: 10px 14px;
    background: var(--dh-bg);
    border-radius: 8px;
    margin-top: 10px;
    font-size: 12px;
}

.dh-process-result {
    margin-top: 16px;
    padding: 14px;
    border-radius: 8px;
    border: 1px solid var(--dh-border);
}

.dh-result-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 8px;
    font-size: 13px;
}

.dh-result-emotion {
    font-weight: 600;
}

.dh-result-intent {
    color: var(--dh-primary);
}

.dh-result-reply {
    font-size: 14px;
    padding: 10px 14px;
    background: rgba(46, 213, 115, 0.06);
    border-radius: 6px;
    border-left: 3px solid var(--dh-success);
    line-height: 1.6;
}

/* ==================== 滚动条美化 ==================== */
.dh-comment-list::-webkit-scrollbar {
    width: 6px;
}

.dh-comment-list::-webkit-scrollbar-track {
    background: transparent;
}

.dh-comment-list::-webkit-scrollbar-thumb {
    background: #d0d5dd;
    border-radius: 3px;
}

.dh-comment-list::-webkit-scrollbar-thumb:hover {
    background: #b0b5bd;
}

/* ==================== 动画 ==================== */
@keyframes dhFadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes dhScaleIn {
    from { transform: scale(0.95); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

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

.dh-animate-in {
    animation: dhSlideUp 0.3s ease;
}

/* ==================== 响应式 ==================== */
@media (max-width: 768px) {
    .dh-container { padding: 10px; }
    .dh-header { padding: 14px 18px; }
    .dh-header h1 { font-size: 18px; }
    .dh-stats-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
    .dh-control-buttons { flex-direction: column; }
    .dh-btn { justify-content: center; }
    .dh-script-selects { grid-template-columns: 1fr; }
}