/* 所有CSS样式保持不变 */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Helvetica Neue', Arial, sans-serif;
            -webkit-touch-callout: none;
            -webkit-user-select: none;
            -khtml-user-select: none;
            -moz-user-select: none;
            -ms-user-select: none;
            user-select: none;
        }
        
        body {
            background: linear-gradient(135deg, #f5f7fa 0%, #e4e8f0 100%);
            color: #333;
            line-height: 1.6;
            padding: 20px;
            max-width: 600px;
            margin: 0 auto;
            min-height: 100vh;
            padding-bottom: 80px;
        }
        
        header {
            text-align: center;
            margin-bottom: 25px;
            padding: 20px 15px;
            background: white;
            border-radius: 15px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
        }
        
        h1 {
            color: #2c3e50;
            font-size: 24px;
            margin-bottom: 15px;
        }
        
        .intro-box {
            background: #fff8e1;
            border: 1px dashed #ffd54f;
            border-radius: 10px;
            padding: 15px;
            margin: 15px 0;
            text-align: center;
        }
        
        .intro-item {
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 8px 0;
        }
        
        .intro-icon {
            color: #e60023;
            margin-right: 10px;
            font-size: 18px;
        }
        
        .step {
            background: white;
            border-radius: 15px;
            padding: 20px;
            margin-bottom: 20px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
        }
        
        .step-title {
            font-size: 18px;
            color: #2c3e50;
            margin-bottom: 15px;
            display: flex;
            align-items: center;
        }
        
        .step-number {
            display: inline-block;
            background: #3498db;
            color: white;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            text-align: center;
            line-height: 24px;
            margin-right: 10px;
            font-weight: bold;
            font-size: 14px;
        }
        
        .image-collage-container {
            background: #f8f9fa;
            border: 1px solid #e9ecef;
            border-radius: 8px;
            padding: 15px;
            margin: 15px 0;
            text-align: center;
        }
        
        .collage-image {
            max-width: 100%;
            height: auto;
            border-radius: 8px;
            box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
            margin: 0 auto 15px;
            display: block;
            background: white;
            -webkit-touch-callout: default;
            -webkit-user-select: none;
            -khtml-user-select: none;
            -moz-user-select: none;
            -ms-user-select: none;
            user-select: none;
            pointer-events: auto;
            cursor: pointer;
        }
        
        .refresh-button {
            background: #f8f9fa;
            border: 1px solid #e9ecef;
            border-radius: 20px;
            padding: 8px 15px;
            cursor: pointer;
            display: flex;
            align-items: center;
            gap: 5px;
            margin: 10px auto;
            transition: all 0.2s ease;
        }
        
        .refresh-button:hover {
            background: #e9ecef;
        }
        
        .kuaishou-jump-button {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            background: linear-gradient(to right, #FF5000, #FF2C00);
            color: white;
            border: none;
            padding: 12px 15px;
            border-radius: 30px;
            font-weight: bold;
            cursor: pointer;
            box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
            transition: all 0.3s ease;
            width: 50%;
            margin: 20px auto;
        }
        
        .kuaishou-jump-button:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 15px rgba(0, 0, 0, 0.3);
        }
        
        .step-image {
            width: 100%;
            border-radius: 10px;
            margin-top: 15px;
            box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
            border: 1px solid #eee;
        }
        
        .success-box {
            background: #d4edda;
            border: 1px solid #c3e6cb;
            border-radius: 10px;
            padding: 15px;
            margin-top: 15px;
            text-align: center;
            color: #155724;
        }
        
        .success-icon {
            font-size: 40px;
            color: #28a745;
            margin-bottom: 10px;
        }
        
        .toast {
            position: fixed;
            bottom: 30px;
            left: 50%;
            transform: translateX(-50%);
            background: rgba(0, 0, 0, 0.7);
            color: white;
            padding: 12px 20px;
            border-radius: 30px;
            z-index: 1000;
            opacity: 0;
            transition: opacity 0.3s ease;
        }
        
        .toast.show {
            opacity: 1;
        }
        
        .chatbot-container {
            position: fixed;
            bottom: 20px;
            right: 20px;
            z-index: 1000;
        }
        
        .chatbot-button {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            background: linear-gradient(to right, #12B7F5, #1E90FF);
            color: white;
            display: flex;
            justify-content: center;
            align-items: center;
            cursor: pointer;
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
            transition: all 0.3s ease;
            position: relative;
        }
        
        .chatbot-button:hover {
            transform: scale(1.1);
        }
        
        .chatbot-button i {
            font-size: 24px;
        }
        
        .online-dot {
            position: absolute;
            bottom: 2px;
            right: 2px;
            width: 12px;
            height: 12px;
            background: #00ff00;
            border: 2px solid white;
            border-radius: 50%;
        }
        
        .chat-window {
            position: absolute;
            bottom: 70px;
            right: 0;
            width: 320px;
            height: 450px;
            background: white;
            border-radius: 12px;
            box-shadow: 0 5px 25px rgba(0, 0, 0, 0.2);
            display: none;
            flex-direction: column;
            overflow: hidden;
            border: 1px solid #e0e0e0;
        }
        
        .chat-header {
            background: linear-gradient(to right, #12B7F5, #1E90FF);
            color: white;
            padding: 12px 15px;
            display: flex;
            align-items: center;
            position: relative;
        }
        
        .avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            overflow: hidden;
            margin-right: 10px;
            border: 2px solid rgba(255, 255, 255, 0.5);
        }
        
        .avatar img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        
        .chat-info {
            flex: 1;
        }
        
        .chat-name {
            font-weight: bold;
            font-size: 16px;
        }
        
        .chat-status {
            font-size: 12px;
            opacity: 0.9;
        }
        
        .chat-actions {
            display: flex;
            gap: 10px;
        }
        
        .chat-action {
            background: none;
            border: none;
            color: white;
            cursor: pointer;
            font-size: 16px;
        }
        
        .chat-messages {
            flex: 1;
            padding: 15px;
            overflow-y: auto;
            display: flex;
            flex-direction: column;
            gap: 15px;
            background: #f5f5f5;
        }
        
        .message {
            max-width: 80%;
            padding: 12px 15px;
            border-radius: 18px;
            font-size: 14px;
            line-height: 1.4;
            position: relative;
        }
        
        .bot-message {
            background: white;
            align-self: flex-start;
            border-bottom-left-radius: 5px;
            box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
        }
        
        .user-message {
            background: #95ec69;
            align-self: flex-end;
            border-bottom-right-radius: 5px;
            box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
        }
        
        .image-message {
            padding: 5px;
            background: white;
            border-radius: 8px;
            overflow: hidden;
            max-width: 200px;
        }
        
        .image-message img {
            width: 100%;
            border-radius: 5px;
        }
        
        .chat-input-area {
            padding: 15px;
            border-top: 1px solid #e0e0e0;
            background: white;
            display: flex;
            flex-direction: column;
        }
        
        .screenshot-notice {
            background: #fff8e1;
            border: 1px dashed #ffd54f;
            border-radius: 5px;
            padding: 8px 12px;
            margin-bottom: 10px;
            font-size: 13px;
            color: #ff6f00;
            text-align: center;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        
        .screenshot-notice i {
            margin-right: 5px;
        }
        
        .input-row {
            display: flex;
            align-items: center;
        }
        
        .chat-input {
            flex: 1;
            padding: 10px 15px;
            border: 1px solid #e0e0e0;
            border-radius: 20px;
            outline: none;
            font-size: 14px;
        }
        
        .chat-input:focus {
            border-color: #12B7F5;
        }
        
        .chat-send {
            background: #12B7F5;
            color: white;
            border: none;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            margin-left: 10px;
            cursor: pointer;
            display: flex;
            justify-content: center;
            align-items: center;
        }
        
        .image-upload {
            background: none;
            border: none;
            color: #7f8c8d;
            font-size: 20px;
            cursor: pointer;
            margin-right: 10px;
        }
        
        .resource-message {
            display: flex;
            flex-direction: column;
            align-items: center;
        }
        
        .resource-buttons {
            display: flex;
            flex-direction: column;
            gap: 10px;
            width: 100%;
            margin-top: 10px;
        }
        
        .resource-button {
            background: linear-gradient(to right, #ff7e5f, #feb47b);
            color: white;
            padding: 10px 15px;
            border-radius: 20px;
            text-decoration: none;
            text-align: center;
            font-weight: bold;
            box-shadow: 0 3px 8px rgba(0, 0, 0, 0.2);
            transition: all 0.3s ease;
        }
        
        .resource-button:hover {
            transform: translateY(-2px);
            box-shadow: 0 5px 12px rgba(0, 0, 0, 0.3);
        }
        
        .resource-button.secondary {
            background: linear-gradient(to right, #42e695, #3bb2b8);
        }
        
        .resource-button.tertiary {
            background: linear-gradient(to right, #5b86e5, #36d1dc);
        }
        
        .simple-guide {
            background: #f0f7ff;
            border-radius: 10px;
            padding: 15px;
            margin: 15px 0;
            border-left: 4px solid #3498db;
        }
        
        .guide-step {
            display: flex;
            align-items: center;
            margin-bottom: 10px;
        }
        
        .guide-step:last-child {
            margin-bottom: 0;
        }
        
        .guide-icon {
            background: #3498db;
            color: white;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-right: 10px;
            font-size: 12px;
        }
        
        .guide-text {
            flex: 1;
        }
        
        .highlight {
            color: #e60023;
            font-weight: bold;
        }
        
        .contact-button {
            background: rgba(255, 255, 255, 0.9);
            border: 1px solid #ddd;
            border-radius: 20px;
            padding: 8px 15px;
            font-size: 12px;
            color: #666;
            text-decoration: none;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 5px;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
            transition: all 0.3s ease;
            width: fit-content;
            margin: 20px auto;
        }
        
        .contact-button:hover {
            background: white;
            box-shadow: 0 3px 10px rgba(0, 0, 0, 0.15);
            color: #333;
        }
        
        .download-prompt {
            display: none;
            margin-top: 10px;
            text-align: center;
            color: #e60023;
        }
        
        .save-hint {
            font-size: 14px;
            color: #666;
            margin-top: 10px;
            text-align: center;
        }
        
        .image-container {
            position: relative;
            display: inline-block;
            margin: 0 auto;
        }
        
        .image-wrapper {
            position: relative;
            display: inline-block;
        }
        
        .long-press-hint {
            font-size: 14px;
            color: #3498db;
            margin-top: 10px;
            text-align: center;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 5px;
        }
        
        img {
            -webkit-user-drag: none;
            -khtml-user-drag: none;
            -moz-user-drag: none;
            -o-user-drag: none;
            user-drag: none;
        }
        
        .loading-indicator {
            display: none;
            text-align: center;
            margin: 10px 0;
            color: #3498db;
        }
        
        .alternative-save-btn {
            background: #3498db;
            color: white;
            border: none;
            padding: 12px 20px;
            border-radius: 8px;
            cursor: pointer;
            font-weight: bold;
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 8px;
            margin: 10px auto;
            transition: all 0.2s ease;
        }
        
        .alternative-save-btn:hover {
            background: #2980b9;
        }
        
        .audit-status {
            padding: 15px;
            border-radius: 10px;
            margin-top: 15px;
            text-align: center;
            font-weight: bold;
            transition: all 0.3s ease;
        }
        
        .audit-status.initial {
            background: #f8f9fa;
            border: 1px solid #e9ecef;
            color: #6c757d;
        }
        
        .audit-status.fail {
            background: #fff3cd;
            border: 1px solid #ffeaa7;
            color: #856404;
        }
        
        .audit-status.success {
            background: #d4edda;
            border: 1px solid #c3e6cb;
            color: #155724;
        }
        
        /* 全屏图片查看器样式 */
        .image-viewer {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.9);
            display: none;
            justify-content: center;
            align-items: center;
            z-index: 10000;
            cursor: pointer;
        }
        
        .image-viewer img {
            max-width: 100%;
            max-height: 100%;
            object-fit: contain;
            user-select: none;
            -webkit-user-select: none;
            -moz-user-select: none;
            -ms-user-select: none;
        }
        
        .image-viewer-close {
            position: absolute;
            top: 20px;
            right: 20px;
            color: white;
            font-size: 30px;
            background: rgba(0, 0, 0, 0.5);
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            justify-content: center;
            align-items: center;
            cursor: pointer;
            z-index: 10001;
        }
        
        .save-instruction {
            position: absolute;
            bottom: 20px;
            left: 0;
            width: 100%;
            text-align: center;
            color: white;
            font-size: 16px;
            background: rgba(0, 0, 0, 0.5);
            padding: 10px;
            animation: fadeInOut 3s infinite;
        }
        
        @keyframes fadeInOut {
            0% { opacity: 0.7; }
            50% { opacity: 1; }
            100% { opacity: 0.7; }
        }
        
        /* 视频标题样式 */
        .video-title-simple {
            font-size: 14px;
            color: #333;
            font-weight: bold;
            margin-top: 15px;
            margin-bottom: 5px;
        }
        
        /* 视频播放器样式 */
        .video-container {
            position: relative;
            width: 100%;
            background: #000;
            border-radius: 10px;
            overflow: hidden;
            margin-top: 15px;
            box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
        }
        
        .video-player {
            width: 100%;
            height: auto;
            display: block;
        }
        
        .video-controls {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            background: linear-gradient(transparent, rgba(0,0,0,0.7));
            padding: 15px;
            display: flex;
            flex-direction: column;
            opacity: 1;
            transition: opacity 0.3s ease;
            z-index: 15;
            pointer-events: auto;
        }
        
        .video-container:hover .video-controls {
            opacity: 1;
        }
        
        .progress-bar-container {
            width: 100%;
            height: 6px;
            background: rgba(255,255,255,0.3);
            border-radius: 3px;
            margin-bottom: 10px;
            cursor: pointer;
        }
        
        .progress-bar {
            height: 100%;
            background: #e60023;
            border-radius: 3px;
            width: 0%;
            transition: width 0.1s linear;
        }
        
        .control-buttons {
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        
        .left-controls, .right-controls {
            display: flex;
            align-items: center;
            gap: 15px;
        }
        
        .control-btn {
            background: none;
            border: none;
            color: white;
            cursor: pointer;
            font-size: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        
        .time-display {
            color: white;
            font-size: 14px;
            font-family: monospace;
        }
        
        .volume-control {
            display: flex;
            align-items: center;
            gap: 5px;
        }
        
        .volume-slider {
            width: 60px;
            height: 4px;
            background: rgba(255,255,255,0.3);
            border-radius: 2px;
            cursor: pointer;
            position: relative;
        }
        
        .volume-level {
            height: 100%;
            background: white;
            border-radius: 2px;
            width: 80%;
        }
        
        .play-pause-btn {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(255,255,255,0.2);
            display: flex;
            align-items: center;
            justify-content: center;
            transition: background 0.2s ease;
        }
        
        .play-pause-btn:hover {
            background: rgba(255,255,255,0.3);
        }
        
        .video-title {
            position: absolute;
            top: 15px;
            left: 15px;
            color: white;
            font-size: 14px;
            background: rgba(0,0,0,0.5);
            padding: 5px 10px;
            border-radius: 4px;
        }
        
        /* 视频播放器封面样式 */
        .video-cover {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.7);
            display: flex;
            justify-content: center;
            align-items: center;
            cursor: pointer;
            z-index: 20;
            pointer-events: auto;
        }
        
        .play-button-center {
            width: 80px;
            height: 80px;
            background: rgba(255, 255, 255, 0.9);
            border-radius: 50%;
            display: flex;
            justify-content: center;
            align-items: center;
            font-size: 30px;
            color: #FF5000;
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
            transition: all 0.3s ease;
        }
        
        .play-button-center:hover {
            transform: scale(1.1);
            background: white;
        }