:root {
            --bg-color: #0a0a0f;
            --panel-bg: rgba(15, 20, 35, 0.6);
            --accent-color: #00d9ff;
            --accent-secondary: #00b8cc;
            --border-color: rgba(0, 217, 255, 0.15);
            --success-color: #00ff88;
            --text-primary: #e0f7ff;
            --text-secondary: #88b8d4;
        }

        body, html {
            margin: 0;
            padding: 0;
            height: 100%;
            background: linear-gradient(135deg, #0a0a0f 0%, #1a0a2e 50%, #16213e 100%);
            background-attachment: fixed;
            color: var(--text-primary);
            font-family: -apple-system, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            overflow: hidden;
            letter-spacing: 0.5px;
        }

        /* 主容器：左右布局 */
        .dashboard {
            display: grid;
            grid-template-columns: 1fr 380px;
            height: 100vh;
            gap: 12px;
            padding: 12px;
            box-sizing: border-box;
            background: rgba(0, 0, 0, 0.3);
        }

        /* 视频容器通用样式 */
        .video-block {
            position: relative;
            background: var(--panel-bg);
            border: 1px solid var(--border-color);
            border-radius: 16px;
            overflow: hidden;
            backdrop-filter: blur(10px);
            box-shadow: 0 8px 32px rgba(0, 217, 255, 0.08), inset 0 1px 1px rgba(255, 255, 255, 0.1);
            transition: all 0.3s ease;
        }

        .video-block:hover {
            border-color: rgba(0, 217, 255, 0.3);
            box-shadow: 0 12px 48px rgba(0, 217, 255, 0.12), inset 0 1px 1px rgba(255, 255, 255, 0.1);
        }

        video {
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.85;
            transition: opacity 0.3s ease;
        }

        .label {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(0, 0, 0, 0.7);
            padding: 6px 12px;
            border-radius: 6px;
            font-size: 12px;
            font-weight: 600;
            z-index: 10;
            border-left: 3px solid var(--accent-color);
            color: var(--accent-color);
            text-shadow: 0 0 10px rgba(0, 217, 255, 0.4);
            backdrop-filter: blur(4px);
        }

        /* --- 左侧区域 --- */
        .main-view {
            position: relative;
        }

        .main-view .reserve-btn {
            position: absolute;
            left: 20px;
            bottom: 20px;
            z-index: 30;
            background: linear-gradient(135deg, #00d9ff 0%, #0099bb 100%);
            color: #001a28;
            border: none;
            padding: 12px 24px;
            border-radius: 10px;
            font-weight: 700;
            font-size: 14px;
            cursor: pointer;
            box-shadow: 0 8px 24px rgba(0, 217, 255, 0.3), 0 0 20px rgba(0, 217, 255, 0.2);
            transition: all 0.3s ease;
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        .main-view .reserve-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 32px rgba(0, 217, 255, 0.4), 0 0 30px rgba(0, 217, 255, 0.3);
        }

        .main-view .reserve-btn:active {
            transform: translateY(0);
            box-shadow: 0 4px 16px rgba(0, 217, 255, 0.25);
        }

        /* 隐藏按钮的类 */
        .hidden {
            display: none !important;
        }

        /* 地图叠加层 */
        .map-overlay {
            position: absolute;
            bottom: 40px;
            left: 50%;
            transform: translateX(-50%);
            width: 300px;
            height: 180px;
            background: rgba(15, 25, 45, 0.95);
            border: 2px solid var(--accent-color);
            border-radius: 16px;
            box-shadow: 0 0 30px rgba(0, 217, 255, 0.4), inset 0 0 20px rgba(0, 217, 255, 0.1);
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            z-index: 20;
            backdrop-filter: blur(10px);
        }

        /* --- 右侧侧边栏 --- */
        .sidebar {
            display: grid;
            grid-template-rows: auto 0.9fr 1.5fr;
            gap: 12px;
        }

        /* 特殊装饰 */
        .map-icon {
            font-size: 24px;
            margin-bottom: 10px;
        }

        .scanning-line {
            position: absolute;
            width: 100%;
            height: 2px;
            background: linear-gradient(90deg, transparent, var(--accent-color), transparent);
            top: 0;
            animation: scan 3s linear infinite;
        }

        @keyframes scan {
            0% { top: 0%; opacity: 1; }
            50% { opacity: 0.8; }
            100% { top: 100%; opacity: 0; }
        }

        .result-panel {
            position: absolute;
            right: 20px;
            bottom: 20px;
            width: 320px;
            padding: 16px;
            background: rgba(10, 25, 40, 0.95);
            border: 1px solid rgba(0, 217, 255, 0.4);
            border-radius: 12px;
            box-shadow: 0 12px 40px rgba(0, 217, 255, 0.25), inset 0 1px 1px rgba(255, 255, 255, 0.08);
            font-size: 12px;
            line-height: 1.6;
            z-index: 25;
            backdrop-filter: blur(12px);
        }

        .result-panel h3 {
            margin: 0 0 10px 0;
            font-size: 14px;
            color: var(--accent-color);
            text-shadow: 0 0 10px rgba(0, 217, 255, 0.4);
            font-weight: 700;
            letter-spacing: 1px;
        }

        .result-panel .muted {
            opacity: 0.75;
            color: var(--text-secondary);
        }

        .agent-bubble {
            background: rgba(10, 25, 40, 0.8);
            border: 1px solid rgba(0, 217, 255, 0.25);
            border-left: 3px solid var(--accent-color);
            border-radius: 10px;
            padding: 8px 10px;
            font-size: 11px;
            line-height: 1.5;
            color: var(--text-primary);
            box-shadow: 0 4px 16px rgba(0, 217, 255, 0.06), inset 0 1px 0 rgba(255, 255, 255, 0.05);
            backdrop-filter: blur(6px);
            transition: all 0.3s ease;
            animation: slideIn 0.4s ease;
        }

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

        .agent-bubble.emphasis {
            background: rgba(0, 50, 80, 0.9);
            border-color: rgba(0, 217, 255, 0.5);
            box-shadow: 0 6px 20px rgba(0, 217, 255, 0.15), inset 0 1px 0 rgba(255, 255, 255, 0.08);
        }

        .panel-inner {
            position: absolute;
            inset: 38px 10px 10px 10px;
            overflow: auto;
            scrollbar-width: thin;
            scrollbar-color: rgba(0, 217, 255, 0.3) transparent;
        }

        /* 车辆信息面板按内容高度收缩：取消绝对定位限制，让 panel 自然结束于 .pill-row 之下 */
        #vehiclePanel .panel-inner {
            position: relative;
            inset: auto;
            overflow: visible;
            padding: 12px 10px 20px 10px; /* 增加底部内边距，防止与下方元素重叠 */
        }

        /* 给 vehiclePanel 本体留下额外底部间距，避免与下方面板重叠 */
        #vehiclePanel {
            padding-bottom: 8px;
        }

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

        .panel-inner::-webkit-scrollbar-track {
            background: transparent;
        }

        .panel-inner::-webkit-scrollbar-thumb {
            background: rgba(0, 217, 255, 0.3);
            border-radius: 3px;
        }

        .panel-inner::-webkit-scrollbar-thumb:hover {
            background: rgba(0, 217, 255, 0.5);
        }

        .stat-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 12px;
            margin-top: 36px;
    
        }

        .stat-card {
            background: linear-gradient(135deg, rgba(0, 40, 60, 0.8), rgba(0, 60, 100, 0.4));
            border: 1px solid rgba(0, 217, 255, 0.25);
            border-radius: 12px;
            padding: 10px;
            box-shadow: 0 4px 16px rgba(0, 217, 255, 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.05);
            transition: all 0.3s ease;
            backdrop-filter: blur(8px);
        }

        .stat-card:hover {
            border-color: rgba(0, 217, 255, 0.4);
            box-shadow: 0 6px 20px rgba(0, 217, 255, 0.12), inset 0 1px 0 rgba(255, 255, 255, 0.08);
            transform: translateY(-2px);
        }

        .stat-title {
            font-size: 11px;
            color: var(--text-secondary);
            letter-spacing: 0.5px;
            font-weight: 600;
            text-transform: uppercase;
        }

        .stat-value {
            font-size: 16px;
            font-weight: 700;
            margin-top: 4px;
            color: var(--accent-color);
            text-shadow: 0 0 10px rgba(0, 217, 255, 0.3);
        }

        .pill {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 10px;
            border-radius: 20px;
            background: linear-gradient(135deg, rgba(0, 217, 255, 0.15), rgba(0, 150, 200, 0.1));
            border: 1px solid rgba(0, 217, 255, 0.35);
            font-size: 11px;
            color: var(--accent-color);
            font-weight: 600;
            transition: all 0.3s ease;
            backdrop-filter: blur(6px);
        }

        .pill-row {
            display: flex;
            justify-content: center;
            gap: 8px;
            flex-wrap: wrap;
            margin-top: 10px;
            align-items: center;
        }

        .pill:hover {
            background: linear-gradient(135deg, rgba(0, 217, 255, 0.25), rgba(0, 150, 200, 0.15));
            border-color: rgba(0, 217, 255, 0.5);
            box-shadow: 0 0 15px rgba(0, 217, 255, 0.2);
        }

        .battery-track {
            height: 8px;
            border-radius: 10px;
            background: rgba(255, 255, 255, 0.08);
            overflow: hidden;
            margin-top: 8px;
            border: 1px solid rgba(0, 217, 255, 0.15);
            box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.3);
        }

        .battery-fill {
            height: 100%;
            background: linear-gradient(90deg, #00d9ff, #00ff88);
            width: 0%;
            transition: width 0.4s ease;
            box-shadow: 0 0 10px rgba(0, 255, 136, 0.4);
        }

        .payment-shell {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .payment-progress {
            height: 6px;
            background: rgba(0, 217, 255, 0.1);
            border-radius: 10px;
            overflow: hidden;
            border: 1px solid rgba(0, 217, 255, 0.2);
        }

        .payment-progress-bar {
            height: 100%;
            width: 0%;
            background: linear-gradient(90deg, #00d9ff, #0099cc);
            transition: width 0.5s cubic-bezier(0.4, 0.0, 0.2, 1);
            box-shadow: 0 0 15px rgba(0, 217, 255, 0.5);
        }

        .payment-step {
            display: flex;
            gap: 10px;
            align-items: flex-start;
            padding: 10px 12px;
            border-radius: 10px;
            background: rgba(0, 30, 50, 0.6);
            border: 1px solid rgba(0, 217, 255, 0.15);
            transition: all 0.3s ease;
            backdrop-filter: blur(6px);
        }

        .payment-step:hover {
            border-color: rgba(0, 217, 255, 0.3);
            background: rgba(0, 40, 70, 0.7);
        }

        .payment-step .dot {
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: rgba(0, 217, 255, 0.3);
            margin-top: 3px;
            flex-shrink: 0;
            transition: all 0.4s ease;
            border: 2px solid rgba(0, 217, 255, 0.2);
            box-shadow: 0 0 8px rgba(0, 217, 255, 0.2);
        }

        .payment-step.done .dot {
            background: var(--success-color);
            border-color: var(--success-color);
            box-shadow: 0 0 12px rgba(0, 255, 136, 0.6), inset 0 0 4px rgba(255, 255, 255, 0.3);
            transform: scale(1.1);
        }

        .payment-step .title {
            font-size: 12px;
            color: var(--text-primary);
            font-weight: 700;
            letter-spacing: 0.5px;
        }

        .payment-step .desc {
            font-size: 11px;
            color: var(--text-secondary);
            margin-top: 3px;
            font-weight: 500;
        }

        .hash-pill {
            font-size: 11px;
            padding: 8px 12px;
            border-radius: 8px;
            background: linear-gradient(135deg, rgba(0, 100, 200, 0.15), rgba(30, 100, 220, 0.1));
            border: 1px solid rgba(30, 100, 220, 0.4);
            color: #88ccff;
            word-break: break-all;
            line-height: 1.5;
            font-family: 'Courier New', monospace;
            transition: all 0.3s ease;
            backdrop-filter: blur(6px);
        }

        .hash-pill:hover {
            border-color: rgba(30, 100, 220, 0.6);
            background: linear-gradient(135deg, rgba(0, 100, 200, 0.25), rgba(30, 100, 220, 0.15));
            box-shadow: 0 0 15px rgba(30, 100, 220, 0.2);
        }