:root {
            --primary: #cba35c;
            --bg: #f5f6f8;
            --text-dark: #333;
            --text-light: #888;
            --white: #ffffff;
            --accent: #ff4d4f;
        }

        * {
            box-sizing: border-box;
        }

        body {
            margin: 0;
            padding: 0;
            background: var(--bg);
            color: var(--text-dark);
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }

        /* Mobile Header Navigation */
        .nav-header {
            background: var(--white);
            height: 44px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0 15px;
            border-bottom: 1px solid #eee;
            position: sticky;
            top: 0;
            z-index: 100;
        }

        .nav-header .btn {
            color: #007aff;
            font-size: 16px;
            cursor: pointer;
            text-decoration: none;
        }

        .nav-header .title {
            font-weight: 600;
            font-size: 17px;
        }

        /* User Info Bar */
        .user-info-bar {
            background: #1e1e1e;
            color: #fff;
            padding: 8px 15px;
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
        }

        .avatar {
            width: 32px;
            height: 32px;
            background: #444;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .status-tag {
            margin-left: auto;
            color: #cba35c;
        }

        /* Main Container */
        .main-content {
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 0;
        }

        /* Video Wrapper with Overlays */
        .video-container {
            position: relative;
            width: 100%;
            background: #000;
            aspect-ratio: 16 / 9;
            /* Logo position near "闲/庄" but outside the text */
            --overlay-offset-x: 6%;
            --overlay-offset-y: 12%;
            --overlay-width: 100px;
        }

        video {
            width: 100%;
            height: 100%;
            display: block;
        }

        .video-overlay {
            position: absolute;
            bottom: var(--overlay-offset-y);
            z-index: 10;
            pointer-events: none;
        }

        .overlay-left {
            left: var(--overlay-offset-x);
        }

        .overlay-right {
            right: var(--overlay-offset-x);
        }

        .overlay-img {
            width: var(--overlay-width);
            max-width: 28vw;
            height: auto;
            border-radius: 4px;
        }

        /* Ad Banner Area */
        .promo-banner {
            width: 100%;
            background: var(--white);
            padding: 15px;
            display: flex;
            justify-content: center;
        }

        .promo-img {
            width: 100%;
            max-width: 300px;
            height: auto;
            border-radius: 8px;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
        }

        /* Message Box */
        .message-box {
            margin: 10px 15px;
            background: #7a7a7a;
            color: #fff;
            border-radius: 20px;
            padding: 12px 20px;
            font-size: 13px;
            line-height: 1.6;
            text-align: center;
        }

        .message-line {
            display: block;
        }

        .contact-info {
            color: #00ffff;
        }

        /* Updated Sidebar / Table Selection */
        .table-grid {
            display: flex;
            overflow-x: auto;
            padding: 10px 15px;
            gap: 10px;
            background: var(--white);
            border-bottom: 1px solid #eee;
        }

        .table-btn {
            white-space: nowrap;
            padding: 6px 15px;
            background: #f0f0f0;
            border-radius: 4px;
            font-size: 13px;
            border: 1px solid #ddd;
        }

        .table-btn.active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }

        /* Professional Status Bar (Footer) */
        .footer-status {
            background: var(--white);
            padding: 10px 15px;
            border-top: 1px solid #eee;
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 12px;
        }

        .footer-logo {
            width: 24px;
            height: 24px;
            background: #eee;
            border-radius: 4px;
        }

        .stats-group {
            display: flex;
            gap: 8px;
            flex-grow: 1;
        }

        .stat-badge {
            display: flex;
            align-items: center;
            gap: 3px;
        }

        .dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
        }

        .action-btns {
            display: flex;
            gap: 5px;
        }

        .action-btn {
            padding: 4px 10px;
            border-radius: 4px;
            color: #fff;
            font-size: 12px;
            font-weight: bold;
        }

        .btn-red {
            background: #ff4d4f;
        }

        .btn-blue {
            background: #1890ff;
        }

        /* Hidden elements per user request */
        #statusBar {
            display: none;
        }

        /* Desktop layout */
        @media (min-width: 900px) {
            body {
                background: #0f1115;
                color: #e0e0e0;
                align-items: center;
            }

            .nav-header,
            .user-info-bar,
            .footer-status {
                display: none;
            }

            .main-content {
                width: 95%;
                max-width: 1200px;
                margin: 20px 0;
                gap: 20px;
            }

            .video-container {
                border-radius: 12px;
                overflow: hidden;
                border: 2px solid var(--primary);
                --overlay-offset-x: 10%;
                --overlay-offset-y: 14%;
                --overlay-width: 140px;
            }

            .promo-banner {
                background: transparent;
                padding: 0;
            }

            .promo-img {
                max-width: 420px;
                box-shadow: 0 6px 24px rgba(0, 0, 0, 0.35);
            }

            .message-box {
                background: rgba(255, 255, 255, 0.06);
                border: 1px solid rgba(255, 255, 255, 0.1);
                color: #e0e0e0;
                max-width: 520px;
                margin: 0 auto;
            }

            .table-grid {
                background: transparent;
                border-bottom: none;
                justify-content: center;
                padding: 0;
            }

            .table-btn {
                background: rgba(255, 255, 255, 0.06);
                border: 1px solid rgba(255, 255, 255, 0.12);
                color: #fff;
                padding: 12px 18px;
                border-radius: 10px;
            }

            .table-btn.active {
                background: var(--primary);
                color: #000;
                border-color: var(--primary);
            }
        }