:root {
    --primary-color: #3498db;
    --secondary-color: #2ecc71;
    --danger-color: #e74c3c;
    --warning-color: #f39c12;
    --info-color: #1abc9c;
    --bg-color: #1a1a2e;
    --panel-bg: #16213e;
    --card-bg: #0f3460;
    --text-color: #e6e6e6;
    --text-muted: #a0a0a0;
    --border-color: #2d3748;
    --success-color: #27ae60;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    overflow: hidden;
}

.app-container {
    display: flex;
    height: 100vh;
    padding: 10px;
    gap: 10px;
}

.left-panel, .center-panel, .right-panel {
    background-color: var(--panel-bg);
    border-radius: 10px;
    padding: 15px;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.left-panel {
    flex: 0 0 320px;
}

.center-panel {
    flex: 1;
    min-width: 0;
}

.right-panel {
    flex: 0 0 400px;
}

.panel-title {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--primary-color);
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 8px;
}

.config-section {
    margin-bottom: 20px;
    padding: 15px;
    background-color: var(--card-bg);
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.config-item {
    margin-bottom: 15px;
}

.config-label {
    display: block;
    margin-bottom: 5px;
    font-size: 14px;
    color: var(--text-muted);
    font-weight: 500;
}

.config-input, .config-select {
    width: 100%;
    padding: 10px;
    background-color: rgba(255, 255, 255, 0.1);
    border: 1px solid var(--border-color);
    border-radius: 5px;
    color: var(--text-color);
    font-size: 14px;
    transition: all 0.3s;
}

.config-input:focus, .config-select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(52, 152, 219, 0.2);
}

.btn {
    padding: 10px 15px;
    border: none;
    border-radius: 5px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background-color: #2980b9;
}

.btn-danger {
    background-color: var(--danger-color);
    color: white;
}

.btn-danger:hover {
    background-color: #c0392b;
}

.btn-success {
    background-color: var(--success-color);
    color: white;
}

.btn-success:hover {
    background-color: #219653;
}

.btn-warning {
    background-color: var(--warning-color);
    color: white;
}

.btn-warning:hover {
    background-color: #e67e22;
}

.btn-info {
    background-color: var(--info-color);
    color: white;
}

.btn-info:hover {
    background-color: #16a085;
}

.btn-small {
    padding: 6px 12px;
    font-size: 13px;
}

.btn-group {
    display: flex;
    gap: 10px;
    margin-top: 10px;
}

.hidden {
    display: none !important;
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 20px;
    padding: 10px;
    background-color: var(--card-bg);
    border-radius: 5px;
}


.status-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}





.status-dot.connected {
    background-color: var(--success-color);
    animation: pulse 2s infinite;
}

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

.audio-visualizer-container {
    margin-top: 20px;
}

.audio-visualizer {
    height: 40px;
    background-color: var(--card-bg);
    border-radius: 5px;
    overflow: hidden;
    padding: 5px;
}

.audio-wave {
    display: flex;
    align-items: flex-end;
    justify-content: space-around;
    height: 100%;
    gap: 2px;
}

.wave-bar {
    width: 6px;
    background-color: var(--primary-color);
    border-radius: 3px;
    animation: wave 1.5s ease-in-out infinite;
}

@keyframes wave {
    0%, 100% { height: 20%; }
    50% { height: 80%; }
}

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

.audio-indicator {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--text-muted);
}

.chat-messages {
    flex: 1;
    overflow-y: auto;
    margin-bottom: 15px;
    padding: 10px;
    background-color: var(--card-bg);
    border-radius: 8px;
}

.scrollable {
    overflow-y: auto;
}

.message {
    padding: 12px;
    margin-bottom: 10px;
    border-radius: 8px;
    background-color: rgba(255, 255, 255, 0.05);
    border-left: 4px solid transparent;
}

.message-user {
    border-left-color: var(--primary-color);
}

.message-ai {
    border-left-color: var(--secondary-color);
}

.message-system {
    border-left-color: var(--warning-color);
}

.message-subtitle {
    border-left-color: var(--info-color);
    font-style: italic;
}

.message-header {
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    color: var(--text-muted);
    margin-bottom: 5px;
}

.message-content {
    font-size: 14px;
    line-height: 1.5;
}

.chat-controls {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 10px;
    background-color: var(--card-bg);
    border-radius: 8px;
}

.record-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: var(--primary-color);
    border: none;
    color: white;
    font-size: 18px;
    cursor: pointer;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.record-btn:hover {
    background-color: #2980b9;
    transform: scale(1.05);
}

.record-btn.recording {
    background-color: var(--danger-color);
    animation: pulse 1.5s infinite;
}

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

.events-list {
    flex: 1;
    overflow-y: auto;
    padding: 10px;
    background-color: var(--card-bg);
    border-radius: 8px;
}

.event-item {
    padding: 10px;
    margin-bottom: 8px;
    border-radius: 5px;
    background-color: rgba(255, 255, 255, 0.05);
    border-left: 3px solid var(--border-color);
}

.event-item.incoming {
    border-left-color: var(--secondary-color);
}

.event-item.outgoing {
    border-left-color: var(--primary-color);
}

.event-item.error {
    border-left-color: var(--danger-color);
}

.event-header {
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    color: var(--text-muted);
    margin-bottom: 3px;
}

.event-type {
    font-size: 11px;
    color: var(--text-muted);
    margin-bottom: 5px;
}

.event-content {
    font-size: 13px;
    font-family: monospace;
    white-space: pre-wrap;
    word-break: break-all;
}


/* 添加滚动条样式 */
.left-panel-content {
    flex: 1;
    overflow-y: auto;
    padding-right: 5px; /* 给滚动条留出空间 */
}

.left-panel-content::-webkit-scrollbar {
    width: 6px;
}

.left-panel-content::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
}

.left-panel-content::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 3px;
}

.left-panel-content::-webkit-scrollbar-thumb:hover {
    background: #2980b9;
}

/* 修改左侧面板高度自适应 */
.left-panel {
    flex: 0 0 320px;
    display: flex;
    flex-direction: column;
    min-height: 0; /* 重要：确保内容可以滚动 */
}

/* 确保配置区域不会过长 */
.config-section {
    margin-bottom: 15px;
    padding: 12px;
}

/* 响应式调整：在小屏幕时调整面板大小 */
@media (max-height: 700px) {
    .app-container {
        padding: 5px;
        gap: 5px;
    }

    .left-panel, .center-panel, .right-panel {
        padding: 10px;
    }

    .config-section {
        margin-bottom: 10px;
        padding: 10px;
    }

    .config-item {
        margin-bottom: 10px;
    }

    .btn {
        padding: 8px 12px;
        font-size: 13px;
    }

    .btn-small {
        padding: 5px 8px;
        font-size: 12px;
    }

    .panel-title {
        font-size: 14px;
        margin-bottom: 10px;
        padding-bottom: 5px;
    }
}

/* 原有的其他CSS保持不变 */
:root {
    --primary-color: #3498db;
    --secondary-color: #2ecc71;
    --danger-color: #e74c3c;
    --warning-color: #f39c12;
    --info-color: #1abc9c;
    --bg-color: #1a1a2e;
    --panel-bg: #16213e;
    --card-bg: #0f3460;
    --text-color: #e6e6e6;
    --text-muted: #a0a0a0;
    --border-color: #2d3748;
    --success-color: #27ae60;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    overflow: hidden;
}

.app-container {
    display: flex;
    height: 100vh;
    padding: 10px;
    gap: 10px;
}

.left-panel, .center-panel, .right-panel {
    background-color: var(--panel-bg);
    border-radius: 10px;
    padding: 15px;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.left-panel {
    flex: 0 0 320px;
}

.center-panel {
    flex: 1;
    min-width: 0;
}

.right-panel {
    flex: 0 0 400px;
}

.panel-title {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--primary-color);
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 8px;
}

.config-section {
    margin-bottom: 20px;
    padding: 15px;
    background-color: var(--card-bg);
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.config-item {
    margin-bottom: 15px;
}

.config-label {
    display: block;
    margin-bottom: 5px;
    font-size: 14px;
    color: var(--text-muted);
    font-weight: 500;
}

.config-input, .config-select {
    width: 100%;
    padding: 10px;
    background-color: rgba(255, 255, 255, 0.1);
    border: 1px solid var(--border-color);
    border-radius: 5px;
    color: var(--text-color);
    font-size: 14px;
    transition: all 0.3s;
}

.config-input:focus, .config-select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(52, 152, 219, 0.2);
}

.btn {
    padding: 10px 15px;
    border: none;
    border-radius: 5px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background-color: #2980b9;
}

.btn-danger {
    background-color: var(--danger-color);
    color: white;
}

.btn-danger:hover {
    background-color: #c0392b;
}

.btn-success {
    background-color: var(--success-color);
    color: white;
}

.btn-success:hover {
    background-color: #219653;
}

.btn-warning {
    background-color: var(--warning-color);
    color: white;
}

.btn-warning:hover {
    background-color: #e67e22;
}

.btn-info {
    background-color: var(--info-color);
    color: white;
}

.btn-info:hover {
    background-color: #16a085;
}

.btn-small {
    padding: 6px 12px;
    font-size: 13px;
}

.btn-group {
    display: flex;
    gap: 10px;
    margin-top: 10px;
}

.hidden {
    display: none !important;
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 20px;
    padding: 10px;
    background-color: var(--card-bg);
    border-radius: 5px;
}

.status-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: var(--danger-color);
}

.status-dot.connected {
    background-color: var(--success-color);
    animation: pulse 2s infinite;
}

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

.audio-visualizer-container {
    margin-top: 20px;
}

.audio-visualizer {
    height: 40px;
    background-color: var(--card-bg);
    border-radius: 5px;
    overflow: hidden;
    padding: 5px;
}

.audio-wave {
    display: flex;
    align-items: flex-end;
    justify-content: space-around;
    height: 100%;
    gap: 2px;
}

.wave-bar {
    width: 6px;
    background-color: var(--primary-color);
    border-radius: 3px;
    animation: wave 1.5s ease-in-out infinite;
}

@keyframes wave {
    0%, 100% { height: 20%; }
    50% { height: 80%; }
}

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

.audio-indicator {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--text-muted);
}

.chat-messages {
    flex: 1;
    overflow-y: auto;
    margin-bottom: 15px;
    padding: 10px;
    background-color: var(--card-bg);
    border-radius: 8px;
}

.scrollable {
    overflow-y: auto;
}

.message {
    padding: 12px;
    margin-bottom: 10px;
    border-radius: 8px;
    background-color: rgba(255, 255, 255, 0.05);
    border-left: 4px solid transparent;
}

.message-user {
    border-left-color: var(--primary-color);
}

.message-ai {
    border-left-color: var(--secondary-color);
}

.message-system {
    border-left-color: var(--warning-color);
}

.message-subtitle {
    border-left-color: var(--info-color);
    font-style: italic;
}

.message-header {
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    color: var(--text-muted);
    margin-bottom: 5px;
}

.message-content {
    font-size: 14px;
    line-height: 1.5;
}

.chat-controls {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 10px;
    background-color: var(--card-bg);
    border-radius: 8px;
}

.record-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: var(--primary-color);
    border: none;
    color: white;
    font-size: 18px;
    cursor: pointer;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.record-btn:hover {
    background-color: #2980b9;
    transform: scale(1.05);
}

.record-btn.recording {
    background-color: var(--danger-color);
    animation: pulse 1.5s infinite;
}

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

.events-list {
    flex: 1;
    overflow-y: auto;
    padding: 10px;
    background-color: var(--card-bg);
    border-radius: 8px;
}

.event-item {
    padding: 10px;
    margin-bottom: 8px;
    border-radius: 5px;
    background-color: rgba(255, 255, 255, 0.05);
    border-left: 3px solid var(--border-color);
}

.event-item.incoming {
    border-left-color: var(--secondary-color);
}

.event-item.outgoing {
    border-left-color: var(--primary-color);
}

.event-item.error {
    border-left-color: var(--danger-color);
}

.event-header {
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    color: var(--text-muted);
    margin-bottom: 3px;
}

.event-type {
    font-size: 11px;
    color: var(--text-muted);
    margin-bottom: 5px;
}

.event-content {
    font-size: 13px;
    font-family: monospace;
    white-space: pre-wrap;
    word-break: break-all;
}

.microphone-test {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.test-controls {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.test-status {
    font-size: 13px;
    color: var(--text-muted);
    padding: 5px;
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: 5px;
    min-height: 20px;
}

.test-audio-player {
    margin-top: 10px;
}

audio {
    width: 100%;
    height: 30px;
}

/* ========== 新增：签名认证功能样式 ========== */

.config-textarea {
    width: 100%;
    padding: 10px;
    background-color: rgba(255, 255, 255, 0.1);
    border: 1px solid var(--border-color);
    border-radius: 5px;
    color: var(--text-color);
    font-size: 14px;
    font-family: monospace;
    resize: vertical;
    min-height: 80px;
}

.config-textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(52, 152, 219, 0.2);
}

.key-input-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.file-input-group {
    display: flex;
    align-items: center;
    gap: 8px;
}

.file-name {
    font-size: 12px;
    color: var(--text-muted);
}

.signature-info-box {
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: 5px;
    padding: 10px;
    border: 1px solid var(--border-color);
}

.signature-info-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.signature-info-textarea {
    width: 100%;
    padding: 8px;
    background-color: rgba(255, 255, 255, 0.1);
    border: 1px solid var(--border-color);
    border-radius: 3px;
    color: var(--text-color);
    font-size: 12px;
    font-family: monospace;
    resize: vertical;
    min-height: 60px;
}

.signature-info-details {
    margin-top: 8px;
    font-size: 12px;
    color: var(--text-muted);
}

.signature-info-details div {
    margin-bottom: 2px;
}

/* ========== 新增：录音播放功能样式 ========== */

/* 录音播放控制区域 */
.recording-playback {
    margin-top: 10px;
    border-top: 1px solid var(--border-color);
    padding-top: 10px;
    transition: all 0.3s ease;
}

.recording-playback.hidden {
    display: none;
}

/* 录音消息容器 */
.recording-message {
    background-color: var(--bg-secondary);
    border-radius: 8px;
    padding: 12px;
    margin-top: 10px;
    border: 1px solid var(--border-color);
}

.recording-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.recording-info {
    font-size: 12px;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 6px;
}

.recording-info i {
    color: var(--primary-color);
}

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

.recording-action-btn {
    background: none;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 4px 8px;
    cursor: pointer;
    font-size: 11px;
    color: var(--text-color);
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: 4px;
}

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

.recording-action-btn i {
    font-size: 10px;
}

/* 播放控制按钮 */
.playback-controls {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 8px;
}

.playback-btn {
    padding: 6px 12px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 12px;
    display: flex;
    align-items: center;
    gap: 4px;
    transition: background-color 0.2s;
    min-width: 60px;
    justify-content: center;
}

.playback-btn:hover {
    background-color: var(--primary-dark);
}

.playback-btn:disabled {
    background-color: var(--disabled-color);
    cursor: not-allowed;
    opacity: 0.6;
}

.playback-time {
    font-size: 12px;
    color: var(--text-muted);
    min-width: 80px;
    font-family: monospace;
}

.playback-visualizer {
    flex: 1;
    height: 30px;
    background-color: var(--bg-secondary);
    border-radius: 4px;
    overflow: hidden;
    position: relative;
    border: 1px solid var(--border-color);
}

.playback-wave {
    height: 100%;
    width: 0;
    background: linear-gradient(90deg, var(--primary-light), var(--primary-color));
    transition: width 0.1s linear;
    position: absolute;
    left: 0;
    top: 0;
}

/* 录音消息在聊天中的样式 */
.message.recording-message {
    background-color: var(--bg-secondary);
    border-left: 3px solid var(--primary-color);
}

.message.recording-message .message-content {
    padding: 8px;
}

.recording-inline-controls {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 8px;
}

.recording-duration {
    font-size: 11px;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 4px;
}

.recording-play-btn {
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 4px;
    padding: 4px 8px;
    font-size: 11px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 4px;
    transition: background-color 0.2s;
}

.recording-play-btn:hover {
    background-color: var(--primary-dark);
}

.recording-play-btn.playing {
    background-color: var(--success-color);
}

/* 录音列表样式（可选） */
.recordings-list {
    margin-top: 10px;
    max-height: 200px;
    overflow-y: auto;
    border-top: 1px solid var(--border-color);
    padding-top: 10px;
}

.recordings-list.hidden {
    display: none;
}

.recording-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 6px 10px;
    background-color: var(--bg-secondary);
    border-radius: 4px;
    margin-bottom: 4px;
    border-left: 2px solid var(--primary-color);
}

.recording-item-info {
    font-size: 11px;
    color: var(--text-muted);
}

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

.recording-item-btn {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 10px;
    color: var(--text-muted);
    padding: 2px 4px;
}

.recording-item-btn:hover {
    color: var(--primary-color);
}

/* 录音质量指示器 */
.recording-quality {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-top: 4px;
}

.quality-indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.quality-indicator.good {
    background-color: var(--success-color);
}

.quality-indicator.fair {
    background-color: var(--warning-color);
}

.quality-indicator.poor {
    background-color: var(--danger-color);
}

.quality-text {
    font-size: 10px;
    color: var(--text-muted);
}

/* 录音控制状态 */
.recording-controls {
    display: flex;
    gap: 8px;
    margin-top: 8px;
    justify-content: center;
}

.recording-control-btn {
    padding: 6px 12px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 12px;
    display: flex;
    align-items: center;
    gap: 4px;
    transition: all 0.2s;
}

.recording-control-btn.record {
    background-color: var(--danger-color);
    color: white;
}

.recording-control-btn.record:hover {
    background-color: var(--danger-dark);
}

.recording-control-btn.record.recording {
    background-color: var(--danger-color);
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0% { opacity: 1; }
    50% { opacity: 0.7; }
    100% { opacity: 1; }
}

.recording-control-btn.play {
    background-color: var(--success-color);
    color: white;
}

.recording-control-btn.play:hover {
    background-color: var(--success-dark);
}

/* 响应式调整 */
@media (max-width: 768px) {
    .playback-controls {
        flex-wrap: wrap;
    }

    .playback-time {
        order: 1;
        width: 100%;
        text-align: center;
        margin-top: 4px;
    }

    .playback-visualizer {
        order: 2;
        width: 100%;
    }

    .recording-actions {
        flex-direction: column;
        gap: 4px;
    }

    .recording-action-btn {
        width: 100%;
        justify-content: center;
    }
}