:root {
            --primary-color: #ff6b6b;
            --secondary-color: #4ecdc4;
        }

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

        body {
            background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
            font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
            color: #fff;
            min-height: 100vh;
        }

        .app-container {
            max-width: 600px;
            margin: 0 auto;
            padding: 20px;
            position: relative;
        }
        
        .gender-toggle {
            position: absolute;
            top: 20px;
            right: 20px;
            width: 45px;
            height: 45px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 15px;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            z-index: 10;
            transition: all 0.3s ease;
            backdrop-filter: blur(10px);
            box-shadow: 0 4px 15px rgba(0,0,0,0.2);
        }

        .gender-toggle:hover {
            transform: scale(1.1);
            background: rgba(255, 255, 255, 0.2);
        }

        .svg-icon {
            width: 24px;
            height: 24px;
            fill: currentColor;
        }

        .video-wrapper {
            position: relative;
            border-radius: 20px;
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0,0,0,0.3);
            background: #000;
            margin-top: 30px;
            aspect-ratio: 9/16;
        }

        #video-element {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 20px;
            cursor: pointer;
        }

        .decorative-border {
            position: absolute;
            top: -15px;
            left: -15px;
            right: -15px;
            bottom: -15px;
            border: 3px solid var(--primary-color);
            border-radius: 30px;
            opacity: 0.3;
            pointer-events: none;
        }

        .floating-controls {
            position: absolute;
            bottom: 30px;
            left: 20px;
            right: 20px;
            display: flex;
            justify-content: space-between;
            align-items: flex-end;
        }

        .control-group {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .control-btn {
            background: rgba(255, 255, 255, 0.1);
            border: none;
            width: 50px;
            height: 50px;
            border-radius: 15px;
            backdrop-filter: blur(10px);
            cursor: pointer;
            transition: all 0.3s ease;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 15px rgba(0,0,0,0.2);
        }

        .control-btn:hover {
            transform: scale(1.1);
            background: rgba(255, 255, 255, 0.2);
        }

        .like-btn.active .svg-icon {
            fill: var(--primary-color);
            animation: pulse 0.5s;
        }

        .loading-spinner {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            font-size: 40px;
            color: var(--primary-color);
            display: none;
        }

        .spinner {
            animation: fa-spin 2s infinite linear;
        }

        @keyframes fa-spin {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }

        @keyframes pulse {
            0% { transform: scale(1); }
            50% { transform: scale(1.2); }
            100% { transform: scale(1); }
        }

        @keyframes float {
            0% { transform: translateY(0px); }
            50% { transform: translateY(-10px); }
            100% { transform: translateY(0px); }
        }

        @keyframes popIn {
            0% { transform: scale(0.5); opacity: 0; }
            100% { transform: scale(1); opacity: 1; }
        }

        @keyframes fadeOut {
            0% { opacity: 0.8; transform: translate(-50%, -50%) scale(1); }
            50% { opacity: 0.5; transform: translate(-50%, -120%) scale(1.5); }
            100% { opacity: 0; transform: translate(-50%, -150%) scale(2); }
        }

        .floating-text {
            position: absolute;
            top: -30px;
            left: 50%;
            transform: translateX(-50%);
            color: var(--secondary-color);
            font-weight: bold;
            animation: float 2s infinite;
        }

        .notification {
            position: fixed;
            top: 20px;
            left: 50%;
            transform: translateX(-50%);
            background: rgba(0,0,0,0.7);
            backdrop-filter: blur(10px);
            color: white;
            padding: 10px 20px;
            border-radius: 50px;
            display: flex;
            align-items: center;
            gap: 10px;
            animation: popIn 0.3s ease-out;
            z-index: 100;
        }

        .qq-icon {
            width: 24px;
            height: 24px;
            background-image: url('http://volimte.vip/video/hongbao.svg');
            background-size: contain;
            background-repeat: no-repeat;
        }

        .heart-effect {
            position: absolute;
            font-size: 60px;
            color: var(--primary-color);
            opacity: 0.8;
            pointer-events: none;
            animation: fadeOut 1s forwards;
        }

        @media (max-width: 480px) {
            .app-container {
                padding: 10px;
            }
            .video-wrapper {
                margin-top: 20px;
            }
            .gender-toggle {
                top: 15px;
                right: 15px;
                width: 40px;
                height: 40px;
            }
            .control-btn {
                width: 40px;
                height: 40px;
            }
        }
        
        /* 修复声音图标样式 */
        .sound-icon-container {
            position: relative;
            width: 24px;
            height: 24px;
        }
        
        .sound-icon {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
        }
        
        .mute-line {
            position: absolute;
            top: 50%;
            left: 50%;
            width: 30px;
            height: 3px;
            background: currentColor;
            transform: translate(-50%, -50%) rotate(45deg);
            transform-origin: center;
            display: none;
        }
        
        .muted .mute-line {
            display: block;
        }