/* 全局样式和变量 */
:root {
    --primary-color: #00d4ff;
    --secondary-color: #0099ff;
    --bg-dark: #0a0e27;
    --bg-darker: #060a1a;
    --bg-panel: #131829;
    --bg-control: #1a1f3a;
    --text-primary: #ffffff;
    --text-secondary: #a0aec0;
    --border-color: #2d3748;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --grid-color: rgba(0, 212, 255, 0.1);
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--bg-darker);
    color: var(--text-primary);
    overflow: hidden;
    height: 100vh;
}

/* 加载动画 */
.loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--bg-darker);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loader.hidden {
    opacity: 0;
    visibility: hidden;
}

.loader-spinner {
    width: 60px;
    height: 60px;
    border: 4px solid var(--border-color);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

.loader p {
    margin-top: 20px;
    color: var(--text-secondary);
    font-size: 14px;
}

/* 主容器 */
.container {
    display: flex;
    flex-direction: column;
    height: 100vh;
}

/* 顶部导航栏 */
.header {
    background-color: var(--bg-dark);
    border-bottom: 1px solid var(--border-color);
    padding: 12px 20px;
    display: flex;
    align-items: center;
    gap: 30px;
    box-shadow: var(--shadow);
    z-index: 100;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 18px;
    font-weight: 600;
}

.logo svg {
    filter: drop-shadow(0 0 8px var(--primary-color));
}

.logo-text {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    gap: 8px;
    flex: 1;
}

.nav-btn {
    background: transparent;
    border: 1px solid transparent;
    color: var(--text-secondary);
    padding: 8px 16px;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    transition: all 0.3s ease;
}

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

.nav-btn.active {
    background-color: var(--bg-control);
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.icon-btn {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    width: 36px;
    height: 36px;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

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

.connect-btn {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border: none;
    color: white;
    padding: 8px 20px;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 500;
    font-size: 14px;
    transition: all 0.3s ease;
}

.connect-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 212, 255, 0.4);
}

.status-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--danger-color);
    animation: pulse 2s infinite;
}

.status-indicator.connected {
    background-color: var(--success-color);
}

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

/* 主内容区 */
.main-content {
    display: flex;
    flex: 1;
    overflow: hidden;
}

/* 左侧控制面板 */
.control-panel {
    width: 320px;
    background-color: var(--bg-dark);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    overflow-y: auto;
}

.panel-section {
    padding: 20px;
    border-bottom: 1px solid var(--border-color);
}

.panel-title {
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--text-secondary);
    margin-bottom: 16px;
    letter-spacing: 0.5px;
}

.instrument-controls {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.instrument-controls.hidden {
    display: none;
}

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

.control-group label {
    font-size: 13px;
    color: var(--text-secondary);
    font-weight: 500;
}

.frequency-range-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.frequency-input-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.frequency-input-group .control-input {
    width: 100%;
}

.channel-controls {
    display: flex;
    align-items: center;
    gap: 12px;
}

.channel-controls input[type="checkbox"] {
    flex-shrink: 0;
}

.toggle-label {
    font-size: 12px;
    cursor: pointer;
    user-select: none;
    white-space: nowrap;
    flex-shrink: 0;
}

.channel-controls .control-select {
    width: auto;
    min-width: 100px;
    flex: 1;
}

.control-select,
.control-input {
    background-color: var(--bg-control);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 8px 12px;
    border-radius: 6px;
    font-size: 13px;
    width: 100%;
    transition: all 0.3s ease;
}

.control-select:focus,
.control-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

.control-select-inline {
    background-color: var(--bg-control);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 8px 12px;
    border-radius: 6px;
    font-size: 13px;
    width: auto;
    margin-left: 8px;
}

.control-slider {
    width: 100%;
    height: 6px;
    border-radius: 3px;
    background: var(--bg-control);
    outline: none;
    -webkit-appearance: none;
}

.control-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--primary-color);
    cursor: pointer;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.control-slider::-moz-range-thumb {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--primary-color);
    cursor: pointer;
    border: none;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.value-display {
    text-align: right;
    font-size: 13px;
    color: var(--primary-color);
    font-weight: 600;
    font-family: 'Courier New', monospace;
}

.waveform-selector {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
}

.wave-btn {
    background-color: var(--bg-control);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 12px 8px;
    border-radius: 6px;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    font-size: 11px;
    transition: all 0.3s ease;
}

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

.wave-btn.active {
    background-color: rgba(0, 212, 255, 0.1);
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.wave-btn svg {
    stroke-width: 2;
}

.control-actions {
    display: flex;
    gap: 8px;
    margin-top: 8px;
}

.btn {
    padding: 10px 16px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: all 0.3s ease;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 212, 255, 0.4);
}

.btn-secondary {
    background-color: var(--bg-control);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
}

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

/* 测量结果 */
.measurements {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.measurement-item {
    background-color: var(--bg-control);
    padding: 12px;
    border-radius: 6px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.measurement-label {
    font-size: 12px;
    color: var(--text-secondary);
}

.measurement-value {
    font-size: 16px;
    font-weight: 600;
    color: var(--primary-color);
    font-family: 'Courier New', monospace;
}

.info-text {
    color: var(--text-secondary);
    font-size: 13px;
    text-align: center;
    padding: 20px;
}

/* 显示区域 */
.display-area {
    flex: 1;
    background-color: var(--bg-darker);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.display-header {
    background-color: var(--bg-dark);
    border-bottom: 1px solid var(--border-color);
    padding: 12px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.display-info {
    display: flex;
    gap: 20px;
}

.channel-indicator {
    font-size: 12px;
    font-weight: 600;
    padding: 4px 12px;
    border-radius: 4px;
    font-family: 'Courier New', monospace;
}

.channel-indicator.ch1 {
    background-color: rgba(255, 193, 7, 0.15);
    color: #ffc107;
}

.channel-indicator.ch2 {
    background-color: rgba(0, 212, 255, 0.15);
    color: var(--primary-color);
}

.time-indicator {
    font-size: 12px;
    color: var(--text-secondary);
    font-family: 'Courier New', monospace;
}

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

.canvas-container {
    flex: 1;
    position: relative;
    background-color: var(--bg-darker);
}

#waveform-canvas {
    width: 100%;
    height: 100%;
    display: block;
}

/* FFT 分析 */
.fft-container {
    background-color: var(--bg-dark);
    border-top: 1px solid var(--border-color);
    padding: 16px 20px;
}

.fft-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.fft-header h4 {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
}

.toggle-switch {
    position: relative;
    display: inline-block;
    width: 44px;
    height: 24px;
}

.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--bg-control);
    border: 1px solid var(--border-color);
    transition: 0.3s;
    border-radius: 24px;
}

.toggle-slider:before {
    position: absolute;
    content: "";
    height: 16px;
    width: 16px;
    left: 3px;
    bottom: 3px;
    background-color: var(--text-secondary);
    transition: 0.3s;
    border-radius: 50%;
}

input:checked + .toggle-slider {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

input:checked + .toggle-slider:before {
    transform: translateX(20px);
    background-color: white;
}

#fft-canvas {
    width: 100%;
    height: 150px;
    display: block;
    margin-top: 12px;
}

#fft-canvas.hidden {
    display: none;
}

/* AI 助手面板 */
.ai-panel {
    width: 380px;
    background-color: var(--bg-dark);
    border-left: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    transition: transform 0.3s ease;
}

.ai-panel.hidden {
    transform: translateX(100%);
}

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

.ai-header h3 {
    font-size: 16px;
    font-weight: 600;
}

.close-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: 28px;
    cursor: pointer;
    line-height: 1;
    transition: color 0.3s ease;
}

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

.ai-chat {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.ai-message,
.user-message {
    display: flex;
    gap: 12px;
    animation: slideIn 0.3s ease;
}

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

.message-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 600;
    flex-shrink: 0;
}

.user-message .message-avatar {
    background: var(--bg-control);
}

.message-content {
    flex: 1;
    background-color: var(--bg-control);
    padding: 12px 16px;
    border-radius: 12px;
    font-size: 14px;
    line-height: 1.6;
}

.message-content p {
    margin-bottom: 8px;
}

.message-content p:last-child {
    margin-bottom: 0;
}

.message-content ul {
    margin: 8px 0;
    padding-left: 20px;
}

.message-content li {
    margin: 4px 0;
    color: var(--text-secondary);
}

.ai-suggestions {
    padding: 12px 20px;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.suggestion-btn {
    background-color: var(--bg-control);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 6px 12px;
    border-radius: 16px;
    font-size: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.suggestion-btn:hover {
    background-color: rgba(0, 212, 255, 0.1);
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.chat-input-container {
    padding: 16px 20px;
    display: flex;
    gap: 12px;
}

.chat-input {
    flex: 1;
    background-color: var(--bg-control);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 10px 16px;
    border-radius: 24px;
    font-size: 14px;
    outline: none;
    transition: all 0.3s ease;
}

.chat-input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

.send-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border: none;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.send-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(0, 212, 255, 0.4);
}

/* 状态栏 */
.status-bar {
    background-color: var(--bg-dark);
    border-top: 1px solid var(--border-color);
    padding: 8px 20px;
    display: flex;
    gap: 30px;
    font-size: 12px;
}

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

.status-label {
    color: var(--text-secondary);
}

.status-value {
    color: var(--text-primary);
    font-family: 'Courier New', monospace;
    font-weight: 500;
}

/* 滚动条样式 */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-darker);
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-color);
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .control-panel {
        width: 280px;
    }

    .ai-panel {
        width: 320px;
    }
}

@media (max-width: 768px) {
    .nav-btn span {
        display: none;
    }

    .control-panel,
    .ai-panel {
        position: absolute;
        height: 100%;
        z-index: 50;
    }

    .control-panel {
        transform: translateX(-100%);
    }

    .control-panel.open {
        transform: translateX(0);
    }
}

/* 隐藏类 */
.hidden {
    display: none !important;
}

/* 模态窗口样式 */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    backdrop-filter: blur(5px);
}

.modal-content {
    background-color: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

.modal-header h2 {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.modal-body {
    padding: 24px;
}

.modal-footer {
    padding: 20px 24px;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 12px;
}

/* 连接类型选择 */
.config-section {
    margin-bottom: 24px;
}

.config-section h3 {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 16px;
}

.connection-types {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

.connection-type-btn {
    background-color: var(--bg-control);
    border: 2px solid var(--border-color);
    color: var(--text-secondary);
    padding: 20px 16px;
    border-radius: 12px;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    font-size: 13px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.connection-type-btn:hover {
    background-color: var(--bg-panel);
    border-color: var(--primary-color);
    color: var(--text-primary);
    transform: translateY(-2px);
}

.connection-type-btn.active {
    background-color: rgba(0, 212, 255, 0.1);
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.connection-type-btn svg {
    stroke: currentColor;
}

/* 配置面板 */
.config-panel {
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.form-group {
    margin-bottom: 20px;
    position: relative;
}

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.form-control {
    width: 100%;
    background-color: var(--bg-control);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 10px 12px;
    border-radius: 8px;
    font-size: 14px;
    transition: all 0.3s ease;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.btn-scan {
    position: absolute;
    right: 4px;
    top: 32px;
    background-color: var(--bg-panel);
    border: 1px solid var(--border-color);
    color: var(--primary-color);
    padding: 8px 12px;
    border-radius: 6px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.btn-scan:hover {
    background-color: rgba(0, 212, 255, 0.1);
    border-color: var(--primary-color);
}

.btn-scan svg {
    animation: rotate 2s linear infinite paused;
}

.btn-scan:active svg {
    animation-play-state: running;
}

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

/* 信息框 */
.info-box {
    background-color: rgba(0, 212, 255, 0.05);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 8px;
    padding: 12px 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 16px;
}

.info-box svg {
    stroke: var(--primary-color);
    flex-shrink: 0;
}

.info-box span {
    font-size: 13px;
    color: var(--text-secondary);
}

/* 连接状态 */
.connection-status {
    margin-top: 24px;
    padding: 16px;
    background-color: var(--bg-control);
    border-radius: 8px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.status-indicator-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: var(--danger-color);
    animation: pulse 2s infinite;
}

.status-indicator-dot.connected {
    background-color: var(--success-color);
}

.connection-status span {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
}

/* 新增仪器专用样式 */

/* 逻辑分析仪控制 */
.logic-channels {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.logic-channel-row {
    display: grid;
    grid-template-columns: repeat(8, 1fr);
    gap: 4px;
    align-items: center;
}

.logic-channel-row input[type="checkbox"] {
    margin: 0;
}

.logic-channel-row label {
    font-size: 11px;
    margin: 0;
}

/* 电源控制 */
.power-channel {
    margin-bottom: 8px;
}

.power-controls {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 8px;
}

.small-label {
    font-size: 11px !important;
    color: var(--text-secondary);
    margin-top: 4px;
}

.power-presets {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 6px;
}

.preset-btn {
    background-color: var(--bg-control);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 8px 4px;
    border-radius: 4px;
    font-size: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
}

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

/* 数据记录器控制 */
.logger-sources {
    display: flex;
    gap: 16px;
    align-items: center;
}

.logger-sources input[type="checkbox"] {
    margin: 0;
}

.logger-sources label {
    font-size: 12px;
    margin: 0;
}

/* 信号发生器显示 */
.generator-info {
    position: absolute;
    top: 20px;
    right: 20px;
    z-index: 10;
}

.info-card {
    background-color: rgba(10, 14, 39, 0.95);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 20px;
    min-width: 250px;
    backdrop-filter: blur(10px);
}

.info-card h4 {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.info-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px solid var(--border-color);
}

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

.info-row span:first-child {
    font-size: 13px;
    color: var(--text-secondary);
}

.info-row span:last-child {
    font-size: 14px;
    font-weight: 600;
    color: var(--primary-color);
    font-family: 'Courier New', monospace;
}

.status-off {
    color: var(--text-secondary) !important;
}

.status-on {
    color: var(--success-color) !important;
}

/* 频谱分析仪显示 */
.spectrum-markers {
    position: absolute;
    bottom: 20px;
    left: 20px;
    display: flex;
    gap: 30px;
    z-index: 10;
}

.marker-info {
    background-color: rgba(10, 14, 39, 0.95);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 12px 16px;
    backdrop-filter: blur(10px);
}

.marker-info span {
    display: block;
    font-size: 12px;
}

.marker-info span:first-child {
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.marker-info span:last-child {
    color: var(--primary-color);
    font-weight: 600;
    font-size: 16px;
    font-family: 'Courier New', monospace;
}

/* 电源显示 */
.power-display {
    width: 100%;
    height: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    padding: 20px;
    overflow-y: auto;
}

.power-meter {
    background-color: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.power-meter h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    padding-bottom: 12px;
    border-bottom: 2px solid var(--primary-color);
}

.meter-group {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.meter-item {
    background-color: var(--bg-control);
    padding: 16px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.meter-item label {
    display: block;
    font-size: 11px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 8px;
}

.meter-value {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
    font-family: 'Courier New', monospace;
}

.meter-value.highlight {
    color: var(--primary-color);
    text-shadow: 0 0 10px rgba(0, 212, 255, 0.3);
}

.power-graph {
    width: 100%;
    height: 150px;
    background-color: var(--bg-darker);
    border: 1px solid var(--border-color);
    border-radius: 8px;
}

/* 数据记录器显示 */
.logger-stats {
    position: absolute;
    top: 20px;
    left: 20px;
    display: flex;
    gap: 20px;
    z-index: 10;
}

.stat-item {
    background-color: rgba(10, 14, 39, 0.95);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 12px 16px;
    backdrop-filter: blur(10px);
}

.stat-item span {
    display: block;
    font-size: 12px;
}

.stat-item span:first-child {
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.stat-item span:last-child {
    color: var(--primary-color);
    font-weight: 600;
    font-size: 14px;
    font-family: 'Courier New', monospace;
}

/* Canvas 通用样式 */
#generator-canvas,
#logic-canvas,
#spectrum-canvas,
#logger-canvas,
#pwm-canvas {
    width: 100%;
    height: 100%;
    display: block;
}

/* 网络分析仪显示 */
.bode-plot-container {
    display: flex;
    flex-direction: column;
    gap: 0;
    height: 100%;
    width: 100%;
}

.bode-plot-section {
    flex: 1;
    display: flex;
    flex-direction: column;
    background-color: var(--bg-darker);
    position: relative;
    min-height: 0;
}

.bode-plot-section:first-child {
    border-bottom: 1px solid var(--border-color);
}

.plot-title {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 12px 20px;
    background-color: var(--bg-dark);
    border-bottom: 1px solid var(--border-color);
    margin: 0;
}

#network-magnitude-canvas,
#network-phase-canvas {
    width: 100%;
    height: 100%;
    display: block;
}

.network-markers {
    position: absolute;
    bottom: 20px;
    left: 20px;
    display: flex;
    gap: 20px;
    z-index: 10;
}

.network-markers .marker-info {
    background-color: rgba(10, 14, 39, 0.95);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 12px 16px;
    backdrop-filter: blur(10px);
}

.network-markers .marker-info span {
    display: block;
    font-size: 12px;
}

.network-markers .marker-info span:first-child {
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.network-markers .marker-info span:last-child {
    color: var(--primary-color);
    font-weight: 600;
    font-size: 14px;
    font-family: 'Courier New', monospace;
}

/* 自定义仪表板样式 */
#custom-dashboard-display {
    display: flex;
    flex-direction: column;
    width: 100%;
    height: 100%;
}

.dashboard-toolbar {
    background-color: var(--bg-dark);
    border-bottom: 1px solid var(--border-color);
    padding: 16px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}

.toolbar-section {
    display: flex;
    align-items: center;
    gap: 12px;
}

.toolbar-section h4 {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    margin: 0;
    white-space: nowrap;
}

.instrument-buttons {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.add-instrument-btn {
    background-color: var(--bg-control);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 8px 12px;
    border-radius: 6px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.add-instrument-btn:hover:not(:disabled) {
    background-color: rgba(0, 212, 255, 0.1);
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: translateY(-1px);
}

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

.add-instrument-btn svg {
    flex-shrink: 0;
}

.dashboard-grid {
    flex: 1;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 16px;
    padding: 20px;
    overflow-y: auto;
    background-color: var(--bg-darker);
    align-content: start;
}

/* 仪器面板卡片 */
.instrument-panel {
    background-color: var(--bg-dark);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    display: flex;
    flex-direction: column;
    min-height: 400px;
    max-height: 800px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    position: relative;
    cursor: pointer;
}

.instrument-panel:hover {
    border-color: var(--primary-color);
    box-shadow: 0 8px 16px rgba(0, 212, 255, 0.2);
    transform: translateY(-2px);
}

.instrument-panel:active {
    transform: translateY(0);
}

.instrument-panel.dragging {
    opacity: 0.5;
    cursor: move;
}

.instrument-panel.large {
    grid-column: span 2;
    min-height: 500px;
}

.panel-header {
    background-color: var(--bg-control);
    border-bottom: 1px solid var(--border-color);
    padding: 12px 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: move;
    user-select: none;
}

.panel-header:active {
    cursor: grabbing;
}

.panel-title-section {
    display: flex;
    align-items: center;
    gap: 12px;
}

.panel-title-section svg {
    color: var(--primary-color);
    flex-shrink: 0;
}

.panel-title-section h3 {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.panel-id {
    font-size: 11px;
    color: var(--text-secondary);
    font-weight: normal;
    margin-left: 4px;
}

.panel-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.panel-btn {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    width: 28px;
    height: 28px;
    border-radius: 6px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    padding: 0;
}

.panel-btn:hover {
    background-color: rgba(0, 212, 255, 0.1);
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.panel-btn.close-btn:hover {
    background-color: rgba(239, 68, 68, 0.1);
    border-color: var(--danger-color);
    color: var(--danger-color);
}

.panel-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.panel-display {
    flex: 1;
    position: relative;
    background-color: var(--bg-darker);
    overflow: hidden;
    min-height: 200px;
}

.panel-display::after {
    content: '双击打开完整页面';
    position: absolute;
    bottom: 10px;
    right: 10px;
    background-color: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.3);
    color: var(--primary-color);
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 11px;
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
    z-index: 10;
}

.instrument-panel:hover .panel-display::after {
    opacity: 1;
}

.panel-controls {
    background-color: var(--bg-panel);
    border-top: 1px solid var(--border-color);
    padding: 12px 16px;
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    align-items: center;
}

.panel-controls .control-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
    min-width: 120px;
}

.panel-controls .control-group label {
    font-size: 11px;
    color: var(--text-secondary);
    font-weight: 500;
}

.panel-canvas {
    width: 100%;
    height: 100%;
    display: block;
}

/* 调整大小手柄 */
.resize-handle {
    position: absolute;
    bottom: 0;
    right: 0;
    width: 20px;
    height: 20px;
    cursor: nwse-resize;
    background: linear-gradient(135deg, transparent 50%, var(--border-color) 50%);
    border-bottom-right-radius: 12px;
}

.resize-handle:hover {
    background: linear-gradient(135deg, transparent 50%, var(--primary-color) 50%);
}

/* 空状态提示 */
.dashboard-empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: var(--text-secondary);
    padding: 40px;
    text-align: center;
}

.dashboard-empty-state svg {
    width: 80px;
    height: 80px;
    margin-bottom: 20px;
    opacity: 0.3;
}

.dashboard-empty-state h3 {
    font-size: 18px;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.dashboard-empty-state p {
    font-size: 14px;
    max-width: 400px;
}

/* 额外的响应式调整 */
@media (max-width: 1200px) {
    .power-display {
        grid-template-columns: 1fr;
    }

    .meter-group {
        grid-template-columns: repeat(2, 1fr);
    }

    .dashboard-grid {
        grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    }
}

/* 通道模式选择对话框 */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
}

.modal.hidden {
    display: none;
}

.modal-content {
    background-color: var(--bg-panel);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
    width: 90%;
    max-width: 500px;
    overflow: hidden;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-color);
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.1) 0%, rgba(138, 43, 226, 0.1) 100%);
}

.modal-header h3 {
    margin: 0;
    font-size: 18px;
    color: var(--text-primary);
}

.modal-header .close-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 28px;
    cursor: pointer;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    transition: all 0.2s ease;
}

.modal-header .close-btn:hover {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
}

.modal-body {
    padding: 24px;
}

.modal-body p {
    margin: 0 0 20px 0;
    color: var(--text-secondary);
}

.channel-options {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.channel-option-btn {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 20px;
    background-color: var(--bg-darker);
    border: 2px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    color: var(--text-primary);
}

.channel-option-btn:hover:not(:disabled) {
    background-color: rgba(0, 212, 255, 0.1);
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

.channel-option-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.channel-option-btn svg {
    flex-shrink: 0;
}

.option-text {
    display: flex;
    flex-direction: column;
    gap: 4px;
    text-align: left;
}

.option-text strong {
    font-size: 16px;
    color: var(--text-primary);
}

.option-text span {
    font-size: 13px;
    color: var(--text-secondary);
}

.channel-option-btn:disabled .option-text strong,
.channel-option-btn:disabled .option-text span {
    color: var(--text-secondary);
    opacity: 0.6;
}

@media (max-width: 768px) {
    .generator-info,
    .spectrum-markers,
    .logger-stats {
        position: static;
        margin: 20px;
    }

    .meter-group {
        grid-template-columns: 1fr;
    }

    .dashboard-grid {
        grid-template-columns: 1fr;
    }

    .instrument-panel.large {
        grid-column: span 1;
    }
}