* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            background: var(--bg-color);
            color: var(--text-color);
            min-height: 100vh;
            line-height: 1.6;
            padding-top: 20px; /* 减少顶部间距 */
            overflow-x: hidden; /* 隐藏水平滚动条 */
        }
        
        /* 移动端 body padding-top 调整 */
        @media (max-width: 768px) {
            body {
                padding-top: 0; /* 移动端由 container 的 padding-top 控制 */
            }
        }
        
        /* 隐藏整个页面的滚动条 */
        html {
            overflow-x: hidden;
        }
        
        /* 移动端防止弹性滚动（overscroll） */
        @media (max-width: 768px) {
            html {
                overscroll-behavior-y: none;
                position: relative;
            }
            
            body {
                overscroll-behavior-y: none;
                -webkit-overflow-scrolling: touch;
            }
            
            /* 折叠状态下防止向上滚动和空白 */
            body.header-collapsed {
                overscroll-behavior-y: none;
            }
            
            /* 折叠状态下，确保页面内容在顶部，防止向上拉出现空白 */
            body.header-collapsed::before {
                content: '';
                position: fixed;
                top: 0;
                left: 0;
                width: 100%;
                height: 1px;
                background: transparent;
                z-index: -1;
            }
        }
        
        /* 自定义滚动条样式 - 隐藏但保留功能 */
        ::-webkit-scrollbar {
            width: 0px;
            background: transparent;
        }
        
        ::-webkit-scrollbar-track {
            background: transparent;
        }
        
        ::-webkit-scrollbar-thumb {
            background: transparent;
        }
        
        .container {
            max-width: 1600px;
            margin: 0 auto;
            padding: 0 10px;
            padding-top: 108px;
        }
        
        .header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            background: var(--header-bg);
            padding: 15px 20px;
            box-shadow: 0 8px 32px var(--shadow-color);
            display: flex;
            justify-content: space-between;
            align-items: center;
            z-index: 1000;
            transition: all 0.3s ease;
            backdrop-filter: blur(20px) saturate(180%);
            -webkit-backdrop-filter: blur(20px) saturate(180%);
            border-bottom: 1px solid var(--border-color);
        }
        
        .header.scrolled {
            padding: 6px 20px;
        }
        
        .header.scrolled .header-title {
            font-size: 1.4rem;
        }
        
        .header.scrolled .header-subtitle {
            font-size: 0.8rem;
        }
        
        .header.scrolled .header-signature {
            font-size: 0.7rem;
        }
        
        .header.scrolled .datetime .time {
            font-size: 0.9rem;
        }
        
        .header.scrolled .datetime .date {
            font-size: 0.75rem;
        }
        
        .header-left {
            display: flex;
            align-items: center;
            gap: 15px;
        }
        
        .site-logo {
            width: 70px;
            height: 70px;
            border-radius: 50%;
            object-fit: cover;
            border: 2px solid #e8e8e8;
            transition: all 0.3s ease;
        }
        
        .header.scrolled .site-logo {
            width: 55px;
            height: 55px;
        }
        
        .header-title {
            font-size: 2rem;
            font-weight: bold;
            color: var(--text-primary);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        
        .header-subtitle {
            font-size: 1.4rem;
            color: var(--text-secondary);
            margin-top: 2px;
        }
        
        .header-signature {
            font-size: 0.8rem;
            color: #999;
            margin-top: 4px;
            font-weight: bold;
        }
        
        .header-right {
            display: flex;
            align-items: center;
            gap: 15px;
            color: var(--text-secondary);
        }
        
        /* 广告位样式 */
        .ad-banner {
            background: #ffffff;
            padding: 8px 14px;
            border-radius: 8px;
            box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1), 0 1px 2px rgba(0, 0, 0, 0.06);
            border: 1px solid #e5e7eb;
            transition: all 0.2s ease;
            position: relative;
            overflow: hidden;
        }
        
        /* 如果广告文字为空，隐藏广告位 */
        .ad-banner:empty,
        .ad-banner .ad-text:empty {
            display: none !important;
        }
        
        /* 确保广告文字始终可见 */
        .ad-text {
            min-height: 1em;
        }
        
        /* 如果广告文字内容为空（只有空格），隐藏整个广告位 */
        .ad-banner:has(.ad-text:empty) {
            display: none !important;
        }
        
        .ad-banner:hover {
            box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1), 0 2px 4px rgba(0, 0, 0, 0.06);
            border-color: #d1d5db;
        }
        
        .ad-link {
            display: flex;
            align-items: center;
            gap: 8px;
            text-decoration: none;
            color: #374151;
            font-size: 13px;
            font-weight: 500;
            transition: all 0.2s ease;
            cursor: pointer;
        }
        
        .ad-link:hover {
            color: #6366f1;
            text-decoration: none;
        }
        
        .ad-icon {
            font-size: 14px;
            opacity: 0.7;
        }
        
        .ad-text {
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            max-width: 200px;
        }
        
        /* 响应式：电脑端显示，手机端隐藏 */
        .ad-banner.desktop-only {
            display: flex;
        }
        
        .ad-banner.mobile-only {
            display: none;
        }
        
        /* 深色模式下的广告位样式 */
        [data-theme="dark"] .ad-banner,
        .dark-theme .ad-banner {
            background: #1f2937;
            border-color: #374151;
        }
        
        [data-theme="dark"] .ad-banner:hover,
        .dark-theme .ad-banner:hover {
            border-color: #4b5563;
            box-shadow: 0 4px 6px rgba(0, 0, 0, 0.3), 0 2px 4px rgba(0, 0, 0, 0.2);
        }
        
        [data-theme="dark"] .ad-link,
        .dark-theme .ad-link {
            color: #e5e7eb;
        }
        
        [data-theme="dark"] .ad-link:hover,
        .dark-theme .ad-link:hover {
            color: #818cf8;
        }
        
        /* 语录区域样式 */
        .quotes-area {
            flex: 1;
            display: flex;
            justify-content: center;
            align-items: center;
            margin: 0 20px;
        }
        
        .quotes-content {
            background: var(--card-bg);
            padding: 12px 20px;
            border-radius: 12px;
            box-shadow: 0 8px 32px var(--shadow-color);
            backdrop-filter: blur(20px) saturate(180%);
            -webkit-backdrop-filter: blur(20px) saturate(180%);
            border: 1px solid var(--border-color);
            display: flex;
            align-items: center;
            gap: 10px;
            max-width: 400px;
            transition: all 0.3s ease;
        }
        
        .quotes-content:hover {
            transform: translateY(-2px);
            box-shadow: 0 4px 16px var(--shadow-color);
        }
        
        .quotes-icon {
            font-size: 1.2rem;
            flex-shrink: 0;
        }
        
        .quotes-text {
            font-size: 0.9rem;
            color: #2c3e50;
            line-height: 1.4;
            text-align: center;
            flex: 1;
        }
        
        .datetime {
            text-align: right;
            color: var(--text-primary);
            background: var(--card-bg);
            padding: 12px 16px;
            border-radius: 12px;
            box-shadow: 0 8px 32px var(--shadow-color);
            backdrop-filter: blur(20px) saturate(180%);
            -webkit-backdrop-filter: blur(20px) saturate(180%);
            border: 1px solid var(--border-color);
            transition: all 0.3s ease;
        }
        
        .datetime:hover {
            transform: translateY(-2px);
            box-shadow: 0 4px 16px var(--shadow-color);
        }
        
        .datetime .time {
            font-size: 1.4rem;
            font-weight: 700;
            margin-bottom: 6px;
            color: #2c3e50;
            letter-spacing: 1px;
        }
        
        .datetime .date {
            font-size: 0.95rem;
            color: #7f8c8d;
            margin-bottom: 4px;
            font-weight: 500;
        }
        
        .header-icons {
            display: flex;
            gap: 8px;
            margin-left: 12px;
        }
        
        /* 移动端折叠按钮默认隐藏 */
        .header-icons .mobile-only {
            display: none;
        }
        
        .icon-btn {
            width: 36px;
            height: 36px;
            border: none;
            background: rgba(255, 255, 255, 0.15);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all 0.3s ease;
            color: var(--text-secondary);
            font-size: 1.2rem;
            border-radius: 8px;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
            backdrop-filter: blur(20px) saturate(180%);
            -webkit-backdrop-filter: blur(20px) saturate(180%);
            border: 1px solid rgba(255, 255, 255, 0.2);
        }
        
        .icon-btn:hover {
            color: #2c3e50;
            background: rgba(255, 255, 255, 1);
            transform: translateY(-2px);
            box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
        }
        
        /* 固定进度条 - 放在语录框位置 */
        .fixed-progress-container {
            position: fixed;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            z-index: 9999;
            background: rgba(0, 0, 0, 0.8);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border-radius: 20px;
            padding: 40px;
            min-width: 300px;
            max-width: 400px;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
            display: none;
            animation: progressFadeIn 0.3s ease-out;
        }
        
        @keyframes progressFadeIn {
            from {
                opacity: 0;
                transform: translate(-50%, -50%) scale(0.9);
            }
            to {
                opacity: 1;
                transform: translate(-50%, -50%) scale(1);
            }
        }
        
        /* 圆形进度条 */
        .circular-progress {
            position: relative;
            width: 120px;
            height: 120px;
            margin: 0 auto 20px;
        }
        
        .circular-progress svg {
            width: 100%;
            height: 100%;
            transform: rotate(-90deg);
        }
        
        .circular-progress .bg {
            fill: none;
            stroke: rgba(255, 255, 255, 0.2);
            stroke-width: 8;
        }
        
        .circular-progress .progress {
            fill: none;
            stroke: #ff4444;
            stroke-width: 8;
            stroke-linecap: round;
            stroke-dasharray: 314;
            stroke-dashoffset: 314;
            transition: stroke-dashoffset 0.5s ease;
            filter: drop-shadow(0 0 10px rgba(255, 68, 68, 0.5));
        }
        
        .circular-progress .progress.completed {
            stroke: #4CAF50;
            filter: drop-shadow(0 0 10px rgba(76, 175, 80, 0.5));
        }
        
        .progress-text {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            color: #ff4444;
            font-size: 24px;
            font-weight: bold;
        }
        
        .progress-text.completed {
            color: #4CAF50;
        }
        
        .fixed-progress-info {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 8px;
        }
        
        .fixed-progress-text {
            font-weight: 600;
            color: #fff;
            font-size: 16px;
            text-align: center;
        }
        
        .fixed-progress-time {
            color: #ccc;
            font-size: 14px;
        }
        
        /* 进度条居中显示，不需要调整body间距 */
        
        .icon-btn:active {
            transform: translateY(0);
            box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
        }
        
        /* 刷新按钮进度条特效 */
        .icon-btn.refresh-loading {
            position: relative;
            border: 2px solid #e74c3c;
            animation: refreshProgressBorder 2s ease-in-out;
        }
        
        @keyframes refreshProgressBorder {
            0% {
                border-top-color: #e74c3c;
                border-right-color: transparent;
                border-bottom-color: transparent;
                border-left-color: transparent;
            }
            25% {
                border-top-color: #e74c3c;
                border-right-color: #e74c3c;
                border-bottom-color: transparent;
                border-left-color: transparent;
            }
            50% {
                border-top-color: #e74c3c;
                border-right-color: #e74c3c;
                border-bottom-color: #e74c3c;
                border-left-color: transparent;
            }
            75% {
                border-top-color: #e74c3c;
                border-right-color: #e74c3c;
                border-bottom-color: #e74c3c;
                border-left-color: #e74c3c;
            }
            100% {
                border-top-color: #e74c3c;
                border-right-color: #e74c3c;
                border-bottom-color: #e74c3c;
                border-left-color: #e74c3c;
            }
        }
        
        /* 刷新按钮旋转动画 */
        .icon-btn.refresh-spinning {
            animation: refreshSpin 1s linear infinite;
        }
        
        @keyframes refreshSpin {
            from { transform: rotate(0deg); }
            to { transform: rotate(360deg); }
        }
        
        .platforms-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 20px;
            margin-bottom: 30px;
            margin-top: 10px; /* 减少顶部间距 */
            padding-top: 10px; /* 减少内边距 */
            width: 100%;
            box-sizing: border-box;
        }
        
        .platform-card {
            background: var(--card-bg);
            border-radius: 6px;
            padding: 15px;
            box-shadow: 0 8px 32px var(--shadow-color);
            transition: all 0.3s ease;
            border: 1px solid var(--border-color);
            width: 100%;
            max-width: 100%;
            min-width: 0;
            height: 400px;
            display: flex;
            flex-direction: column;
            backdrop-filter: blur(20px) saturate(180%);
            -webkit-backdrop-filter: blur(20px) saturate(180%);
            box-sizing: border-box;
            overflow: hidden;
        }
        
        .platform-card:hover {
            transform: translateY(-1px);
            box-shadow: 0 2px 8px var(--shadow-color);
        }
        
        /* 特效样式 */
        /* 页面切换特效 */
        .page-transition-fade {
            animation: fadeIn 0.6s ease-in-out;
        }
        
        .page-transition-slide {
            animation: slideIn 0.8s ease-out;
        }
        
        .page-transition-zoom {
            animation: zoomIn 0.7s ease-out;
        }
        
        @keyframes fadeIn {
            from { opacity: 0; }
            to { opacity: 1; }
        }
        
        @keyframes slideIn {
            from { 
                opacity: 0;
                transform: translateY(30px);
            }
            to { 
                opacity: 1;
                transform: translateY(0);
            }
        }
        
        @keyframes zoomIn {
            from { 
                opacity: 0;
                transform: scale(0.9);
            }
            to { 
                opacity: 1;
                transform: scale(1);
            }
        }
        
        /* 卡片动画效果 */
        .card-animation-slide .platform-card {
            animation: cardSlideIn 0.6s ease-out forwards;
            opacity: 0;
            transform: translateX(-50px);
        }
        
        .card-animation-bounce .platform-card {
            animation: cardBounceIn 0.8s ease-out forwards;
            opacity: 0;
            transform: translateY(-100px);
        }
        
        .card-animation-rotate .platform-card {
            animation: cardRotateIn 0.7s ease-out forwards;
            opacity: 0;
            transform: rotate(-10deg) scale(0.8);
        }
        
        @keyframes cardSlideIn {
            to {
                opacity: 1;
                transform: translateX(0);
            }
        }
        
        @keyframes cardBounceIn {
            0% {
                opacity: 0;
                transform: translateY(-100px);
            }
            50% {
                opacity: 1;
                transform: translateY(10px);
            }
            100% {
                opacity: 1;
                transform: translateY(0);
            }
        }
        
        @keyframes cardRotateIn {
            to {
                opacity: 1;
                transform: rotate(0deg) scale(1);
            }
        }
        
        /* 悬停特效 */
        .hover-effect-scale .platform-card:hover {
            transform: translateY(-1px) scale(1.02);
            transition: all 0.3s ease;
        }
        
        .hover-effect-glow .platform-card:hover {
            transform: translateY(-1px);
            box-shadow: 0 4px 20px rgba(0,123,255,0.3);
            transition: all 0.3s ease;
        }
        
        .hover-effect-tilt .platform-card:hover {
            transform: translateY(-1px) rotate(1deg);
            transition: all 0.3s ease;
        }
        
        /* 为每个卡片添加延迟动画 */
        .card-animation-slide .platform-card:nth-child(1) { animation-delay: 0.1s; }
        .card-animation-slide .platform-card:nth-child(2) { animation-delay: 0.2s; }
        .card-animation-slide .platform-card:nth-child(3) { animation-delay: 0.3s; }
        .card-animation-slide .platform-card:nth-child(4) { animation-delay: 0.4s; }
        .card-animation-slide .platform-card:nth-child(5) { animation-delay: 0.5s; }
        
        .card-animation-bounce .platform-card:nth-child(1) { animation-delay: 0.1s; }
        .card-animation-bounce .platform-card:nth-child(2) { animation-delay: 0.2s; }
        .card-animation-bounce .platform-card:nth-child(3) { animation-delay: 0.3s; }
        .card-animation-bounce .platform-card:nth-child(4) { animation-delay: 0.4s; }
        .card-animation-bounce .platform-card:nth-child(5) { animation-delay: 0.5s; }
        
        .card-animation-rotate .platform-card:nth-child(1) { animation-delay: 0.1s; }
        .card-animation-rotate .platform-card:nth-child(2) { animation-delay: 0.2s; }
        .card-animation-rotate .platform-card:nth-child(3) { animation-delay: 0.3s; }
        .card-animation-rotate .platform-card:nth-child(4) { animation-delay: 0.4s; }
        .card-animation-rotate .platform-card:nth-child(5) { animation-delay: 0.5s; }
        
        .card-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 10px;
            padding-bottom: 8px;
            border-bottom: 1px solid #f0f0f0;
            flex-shrink: 0;
            min-width: 0;
            overflow: hidden;
        }
        
        .platform-info {
            display: flex;
            align-items: center;
            gap: 8px;
            min-width: 0;
            flex: 1;
            overflow: hidden;
        }
        
        .platform-icon {
            width: 24px;
            height: 24px;
            border-radius: 3px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-weight: bold;
            font-size: 0.75rem;
            overflow: hidden;
        }
        
        .platform-logo {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 3px;
        }
        
        .platform-letter {
            font-size: 0.75rem;
            font-weight: bold;
        }
        
        .platform-icon { background: #007bff; }
        
        .platform-name {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-primary);
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
            min-width: 0;
            flex: 1;
        }
        
        .platform-label {
            background: #e74c3c;
            color: white;
            padding: 2px 6px;
            border-radius: 3px;
            font-size: 0.7rem;
            font-weight: 500;
        }
        
        .hot-list {
            list-style: none;
            flex: 1;
            overflow-y: auto;
            padding-right: 5px;
        }
        
        .hot-list::-webkit-scrollbar {
            width: 6px;
        }
        
        .hot-list::-webkit-scrollbar-track {
            background: #f1f1f1;
            border-radius: 3px;
        }
        
        .hot-list::-webkit-scrollbar-thumb {
            background: #c1c1c1;
            border-radius: 3px;
        }
        
        .hot-list::-webkit-scrollbar-thumb:hover {
            background: #a8a8a8;
        }
        
        .hot-item {
            display: flex;
            align-items: flex-start;
            padding: 4px 0;
            border-bottom: 1px solid #f5f5f5;
            transition: background-color 0.2s ease;
        }
        
        .hot-item.no-data-item {
            opacity: 0.6;
        }
        
        .hot-item.no-data-item:hover {
            background-color: transparent;
        }
        
        .hot-item:hover {
            background-color: #f8f9fa;
            border-radius: 4px;
            padding-left: 6px;
            padding-right: 6px;
        }
        
        .hot-item:last-child {
            border-bottom: none;
        }
        
        .item-rank {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 20px;
            height: 20px;
            background: #e74c3c;
            color: white;
            border-radius: 3px;
            font-size: 0.7rem;
            font-weight: 600;
            margin-right: 8px;
            flex-shrink: 0;
        }
        
        .item-rank.top3 {
            background: #e74c3c;
        }
        
        /* 根据热度值动态设置颜色 */
        .item-rank[data-hot="high"] {
            background: #e74c3c; /* 高热：红色 */
        }
        
        .item-rank[data-hot="medium"] {
            background: #f39c12; /* 中热：橙色 */
        }
        
        .item-rank[data-hot="low"] {
            background: #27ae60; /* 低热：绿色 */
        }
        
        .item-content {
            flex: 1;
            min-width: 0;
            max-width: 100%;
            overflow: hidden;
        }
        
        .item-title {
            color: var(--text-primary);
            text-decoration: none;
            font-size: 0.8rem;
            line-height: 1.3;
            display: block;
            margin-bottom: 2px;
            transition: color 0.2s ease;
            overflow: hidden;
            text-overflow: ellipsis;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            line-clamp: 2;
            -webkit-box-orient: vertical;
            word-break: break-word;
            overflow-wrap: break-word;
            max-width: 100%;
        }
        
        .item-title:hover {
            color: #e74c3c;
        }
        
        .item-hot {
            color: #999;
            font-size: 0.7rem;
        }
        
        .no-data {
            text-align: center;
            color: #999;
            padding: 30px 15px;
            font-style: italic;
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
        }
        
        .no-data-icon {
            font-size: 2.5rem;
            margin-bottom: 8px;
            opacity: 0.6;
        }
        
        .retry-btn {
            background: #999;
            color: white;
            border: none;
            padding: 6px 12px;
            border-radius: 4px;
            cursor: pointer;
            font-size: 0.8rem;
            margin-top: 8px;
            transition: background-color 0.2s ease;
        }
        
        .retry-btn:hover {
            background: #777;
        }
        
        .card-footer {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-top: 10px;
            padding-top: 8px;
            border-top: 1px solid #f0f0f0;
            color: #999;
            font-size: 0.7rem;
            flex-shrink: 0;
        }
        
        .update-time {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        
        .card-actions {
            display: flex;
            gap: 6px;
        }
        
        .action-btn {
            width: 20px;
            height: 20px;
            border: none;
            background: transparent;
            cursor: pointer;
            border-radius: 3px;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: background-color 0.2s ease;
            color: #999;
            font-size: 0.8rem;
        }
        
        .action-btn:hover {
            background: #f0f0f0;
            transform: scale(1.1);
        }
        
        .refresh-btn {
            transition: transform 0.3s ease;
        }
        
        .refresh-btn.loading {
            animation: spin 1s linear infinite;
        }
        
        @keyframes spin {
            from { transform: rotate(0deg); }
            to { transform: rotate(360deg); }
        }
        
        .footer {
            text-align: center;
            padding: 20px 0;
            color: #999;
            font-size: 0.8rem;
            border-top: 1px solid #e8e8e8;
            margin-top: 30px;
        }
        
        /* 浅色模式样式 */
        :root {
            --bg-color: #f5f5f5;
            --card-bg: #ffffff;
            --text-color: #333333;
            --text-primary: #333333;
            --text-secondary: #666666;
            --border-color: #e0e0e0;
            --shadow-color: rgba(0, 0, 0, 0.1);
            --header-bg: #ffffff;
            --footer-bg: #f8f9fa;
            --input-bg: #ffffff;
            --primary-color: #007bff;
            --primary-hover: #0056b3;
            --secondary-bg: #6c757d;
            --secondary-hover: #545b62;
            --hover-bg: #f8f9fa;
        }
        
        /* 深色模式样式 */
        [data-theme="dark"], .dark-theme {
            --bg-color: #1a1a1a;
            --card-bg: #2d2d2d;
            --text-color: #e0e0e0;
            --text-primary: #ffffff;
            --text-secondary: #b0b0b0;
            --border-color: #404040;
            --shadow-color: rgba(0, 0, 0, 0.3);
            --header-bg: #333333;
            --footer-bg: #333333;
            --input-bg: #404040;
            --primary-color: #007bff;
            --primary-hover: #0056b3;
            --secondary-bg: #6c757d;
            --secondary-hover: #545b62;
            --hover-bg: #3a3a3a;
        }
        
        /* 深色主题通用样式 */
        .dark-theme .header {
            background: rgba(26, 26, 26, 0.15);
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(20px) saturate(180%);
            -webkit-backdrop-filter: blur(20px) saturate(180%);
        }
        
        .dark-theme .datetime {
            background: rgba(45, 45, 45, 0.15);
            border: 1px solid rgba(255, 255, 255, 0.1);
            color: var(--text-color);
            backdrop-filter: blur(20px) saturate(180%);
            -webkit-backdrop-filter: blur(20px) saturate(180%);
        }
        
        .dark-theme .datetime .time {
            color: var(--text-color);
        }
        
        .dark-theme .datetime .date {
            color: var(--text-secondary);
        }
        
        .dark-theme .quotes-content {
            background: rgba(45, 45, 45, 0.15);
            border: 1px solid rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(20px) saturate(180%);
            -webkit-backdrop-filter: blur(20px) saturate(180%);
        }
        
        .dark-theme .quotes-text {
            color: var(--text-color);
        }
        
        .dark-theme .icon-btn {
            background: rgba(45, 45, 45, 0.15);
            color: var(--text-secondary);
            border: 1px solid rgba(255, 255, 255, 0.1);
        }
        
        .dark-theme .icon-btn:hover {
            color: var(--text-color);
            background: rgba(45, 45, 45, 1);
        }
        
        .dark-theme .platform-card {
            background: rgba(45, 45, 45, 0.15);
            border: 1px solid rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(20px) saturate(180%);
            -webkit-backdrop-filter: blur(20px) saturate(180%);
        }
        
        .dark-theme .platform-card:hover {
            box-shadow: 0 4px 20px var(--shadow-color);
        }
        
        .dark-theme .card-header {
            border-bottom: 1px solid var(--border-color);
        }
        
        .dark-theme .platform-name {
            color: var(--text-color);
        }
        
        .dark-theme .platform-label {
            background: #4a5568;
            color: var(--text-color);
        }
        
        .dark-theme .hot-item {
            border-bottom: 1px solid var(--border-color);
        }
        
        .dark-theme .item-title {
            color: var(--text-color);
        }
        
        .dark-theme .item-title:hover {
            color: #60a5fa;
        }
        
        .dark-theme .item-hot {
            color: var(--text-secondary);
        }
        
        .dark-theme .card-footer {
            border-top: 1px solid var(--border-color);
        }
        
        .dark-theme .update-time {
            color: var(--text-secondary);
        }
        
        .dark-theme .action-btn {
            color: var(--text-secondary);
        }
        
        .dark-theme .action-btn:hover {
            background: var(--border-color);
        }
        
        .dark-theme .no-data {
            color: var(--text-secondary);
        }
        
        .dark-theme .retry-btn {
            background: #4a5568;
            color: var(--text-color);
        }
        
        .dark-theme .retry-btn:hover {
            background: #2d3748;
        }
        
        .dark-theme .footer {
            border-top: 1px solid var(--border-color);
            color: var(--text-secondary);
        }
        
        [data-theme="dark"] body, .dark-theme body {
            background: var(--bg-color);
            color: var(--text-color);
            padding-top: 20px; /* 减少顶部间距 */
        }
        
        [data-theme="dark"] .header, .dark-theme .header {
            background: rgba(26, 26, 26, 0.15);
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(20px) saturate(180%);
            -webkit-backdrop-filter: blur(20px) saturate(180%);
        }
        
        /* 移动端：确保深色模式和浅色模式的header样式完全一致 */
        @media (max-width: 768px) {
            [data-theme="dark"] .header, .dark-theme .header {
                padding: 12px 8px;
                min-height: auto;
            }
            
            [data-theme="dark"] .header.scrolled, .dark-theme .header.scrolled {
                padding: 8px;
            }
            
            [data-theme="dark"] .header.collapsed, .dark-theme .header.collapsed {
                padding: 8px;
                min-height: 50px;
            }
        }
        
        [data-theme="dark"] .datetime, .dark-theme .datetime {
            background: rgba(45, 45, 45, 0.15);
            border: 1px solid rgba(255, 255, 255, 0.1);
            color: var(--text-color);
            backdrop-filter: blur(20px) saturate(180%);
            -webkit-backdrop-filter: blur(20px) saturate(180%);
        }
        
        [data-theme="dark"] .datetime .time, .dark-theme .datetime .time {
            color: var(--text-color);
        }
        
        [data-theme="dark"] .datetime .date, .dark-theme .datetime .date {
            color: var(--text-secondary);
        }
        
        [data-theme="dark"] .quotes-content {
            background: rgba(45, 45, 45, 0.15);
            border: 1px solid rgba(255, 255, 255, 0.1);
            color: var(--text-color);
            backdrop-filter: blur(20px) saturate(180%);
            -webkit-backdrop-filter: blur(20px) saturate(180%);
        }
        
        [data-theme="dark"] .quotes-text {
            color: var(--text-color);
        }
        
        [data-theme="dark"] .icon-btn {
            background: rgba(45, 45, 45, 0.15);
            color: var(--text-secondary);
            border: 1px solid rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(20px) saturate(180%);
            -webkit-backdrop-filter: blur(20px) saturate(180%);
        }
        
        [data-theme="dark"] .icon-btn:hover {
            color: var(--text-color);
            background: rgba(45, 45, 45, 1);
        }
        
        /* 深色模式下的刷新进度条 */
        [data-theme="dark"] .icon-btn.refresh-loading {
            border: 2px solid #ff6b6b;
            animation: refreshProgressBorderDark 2s ease-in-out;
        }
        
        @keyframes refreshProgressBorderDark {
            0% {
                border-top-color: #ff6b6b;
                border-right-color: transparent;
                border-bottom-color: transparent;
                border-left-color: transparent;
            }
            25% {
                border-top-color: #ff6b6b;
                border-right-color: #ff6b6b;
                border-bottom-color: transparent;
                border-left-color: transparent;
            }
            50% {
                border-top-color: #ff6b6b;
                border-right-color: #ff6b6b;
                border-bottom-color: #ff6b6b;
                border-left-color: transparent;
            }
            75% {
                border-top-color: #ff6b6b;
                border-right-color: #ff6b6b;
                border-bottom-color: #ff6b6b;
                border-left-color: #ff6b6b;
            }
            100% {
                border-top-color: #ff6b6b;
                border-right-color: #ff6b6b;
                border-bottom-color: #ff6b6b;
                border-left-color: #ff6b6b;
            }
        }
        
        [data-theme="dark"] .platform-card {
            background: rgba(45, 45, 45, 0.15);
            border: 1px solid rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(20px) saturate(180%);
            -webkit-backdrop-filter: blur(20px) saturate(180%);
        }
        
        [data-theme="dark"] .platform-card:hover {
            box-shadow: 0 4px 20px var(--shadow-color);
        }
        
        [data-theme="dark"] .card-header {
            border-bottom: 1px solid var(--border-color);
        }
        
        [data-theme="dark"] .platform-name {
            color: var(--text-color);
        }
        
        [data-theme="dark"] .platform-label {
            background: #4a5568;
            color: var(--text-color);
        }
        
        [data-theme="dark"] .hot-item {
            border-bottom: 1px solid var(--border-color);
        }
        
        [data-theme="dark"] .item-title {
            color: var(--text-color);
        }
        
        [data-theme="dark"] .item-title:hover {
            color: #60a5fa;
        }
        
        [data-theme="dark"] .item-hot {
            color: var(--text-secondary);
        }
        
        [data-theme="dark"] .card-footer {
            border-top: 1px solid var(--border-color);
        }
        
        [data-theme="dark"] .update-time {
            color: var(--text-secondary);
        }
        
        [data-theme="dark"] .action-btn {
            color: var(--text-secondary);
        }
        
        [data-theme="dark"] .action-btn:hover {
            background: var(--border-color);
        }
        
        [data-theme="dark"] .no-data {
            color: var(--text-secondary);
        }
        
        [data-theme="dark"] .retry-btn {
            background: #4a5568;
            color: var(--text-color);
        }
        
        [data-theme="dark"] .retry-btn:hover {
            background: #2d3748;
        }
        
        [data-theme="dark"] .footer {
            border-top: 1px solid var(--border-color);
            color: var(--text-secondary);
        }
        
        .footer-copyright {
            margin-bottom: 5px;
        }
        
        .footer-icp {
            font-size: 0.7rem;
        }
        
        .back-to-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            width: 45px;
            height: 45px;
            background: #999;
            color: white;
            border: none;
            border-radius: 50%;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            transition: all 0.3s ease;
            opacity: 0;
            visibility: hidden;
        }
        
        .back-to-top.show {
            opacity: 1;
            visibility: visible;
        }
        
        .back-to-top:hover {
            background: #777;
            transform: translateY(-2px);
        }
        
        @media (max-width: 1200px) {
            .platforms-grid {
                grid-template-columns: repeat(4, 1fr);
            }
        }
        
        @media (max-width: 768px) {
            .container {
                padding: 0 8px;
                padding-top: 410px; /* 默认展开时header高度，避免内容被遮挡 */
                min-height: calc(100vh - 0px);
            }
            
            .header {
                flex-direction: column;
                gap: 8px;
                text-align: center;
                padding: 12px 8px;
                min-height: auto;
            }
            
            .header.scrolled {
                padding: 8px;
            }
            
            .header-title {
                font-size: 1.8rem;
            }
            
            .header-left {
                flex-direction: column;
                gap: 8px;
                width: 100%;
            }
            
            .header-right {
                flex-direction: column;
                gap: 10px;
                width: 100%;
            }
            
            /* 移动端显示折叠按钮 */
            .header-icons .mobile-only {
                display: flex;
            }
            
            /* 折叠状态样式 */
            .header.collapsed {
                padding: 8px;
                min-height: 50px;
            }
            
            .header.collapsed .header-left,
            .header.collapsed .quotes-area,
            .header.collapsed .header-right > .datetime,
            .header.collapsed .header-right > .ad-banner,
            .header.collapsed .header-icons > .icon-btn:not(#headerCollapseBtn) {
                display: none;
            }
            
            .header.collapsed .header-right {
                width: auto;
                margin: 0 auto;
            }
            
            .header.collapsed .header-icons {
                margin-left: 0;
                justify-content: center;
            }
            
            .header.collapsed #headerCollapseBtn {
                transform: rotate(180deg);
            }
            
            /* 折叠时调整容器顶部间距 - 避免内容被header遮挡 */
            body.header-collapsed .container {
                padding-top: 30px; /* 折叠header高度约60px */
            }
            
            /* 手机端：隐藏电脑端广告位，显示手机端广告位 */
            .ad-banner.desktop-only {
                display: none;
            }
            
            .ad-banner.mobile-only {
                display: flex;
                width: 100%;
                margin-top: 8px;
            }
            
            /* 如果广告文字为空，隐藏广告位 */
            .ad-banner.mobile-only:has(.ad-text:empty),
            .ad-banner.mobile-only:not(:has(.ad-text)) {
                display: none !important;
            }
            
            .ad-text {
                max-width: none;
            }
            
            /* 移动端语录区域调整 */
            .quotes-area {
                margin: 8px 0;
                width: 100%;
            }
            
            .quotes-content {
                padding: 8px 12px;
                font-size: 0.85rem;
            }
            
            /* 移动端时间显示调整 */
            .datetime {
                width: 100%;
                text-align: center;
                padding: 10px;
            }
            
            .datetime .time {
                font-size: 1.2rem;
            }
            
            .datetime .date {
                font-size: 0.85rem;
            }
            
            .platforms-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 15px;
                width: 100%;
                max-width: 100%;
                box-sizing: border-box;
            }
            
            /* 确保所有 grid 项目宽度一致 */
            .platforms-grid > * {
                min-width: 0;
                max-width: 100%;
            }
            
            .platform-card {
                padding: 12px;
                height: 350px;
                width: 100%;
                max-width: 100%;
                min-width: 0; /* 允许 flex 子元素缩小 */
                box-sizing: border-box;
                overflow: hidden; /* 防止内容溢出 */
            }
            
            /* 确保平台卡片内容不溢出 */
            .platform-card * {
                max-width: 100%;
                box-sizing: border-box;
            }
            
            .card-header {
                min-width: 0;
                overflow: hidden;
            }
            
            .platform-name {
                overflow: hidden;
                text-overflow: ellipsis;
                white-space: nowrap;
                max-width: 100%;
            }
            
            .hot-list {
                min-width: 0;
                overflow-x: hidden;
            }
            
            .item-content {
                min-width: 0;
                overflow: hidden;
            }
            
            .item-title {
                word-break: break-word;
                overflow-wrap: break-word;
                max-width: 100%;
            }
            
            .back-to-top {
                bottom: 20px;
                right: 20px;
                width: 40px;
                height: 40px;
            }
        }
        
        @media (max-width: 480px) {
            .container {
                padding: 0 5px;
                padding-top: 0; /* 移除顶部间距 */
                min-height: calc(100vh - 0px);
            }
            
            .header {
                padding: 10px 5px;
            }
            
            .header.scrolled {
                padding: 6px 5px;
            }
            
            /* 小屏幕折叠状态 */
            .header.collapsed {
                padding: 6px 5px;
                min-height: 45px;
            }
            
            .header-title {
                font-size: 1.5rem;
            }
            
            .header-subtitle {
                font-size: 1rem;
            }
            
            .quotes-content {
                padding: 6px 10px;
                font-size: 0.8rem;
            }
            
            .datetime {
                padding: 8px;
            }
            
            .datetime .time {
                font-size: 1rem;
            }
            
            .datetime .date {
                font-size: 0.75rem;
            }
            
            .platforms-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
                width: 100%;
                max-width: 100%;
                box-sizing: border-box;
            }
            
            /* 确保所有 grid 项目宽度一致 */
            .platforms-grid > * {
                min-width: 0;
                max-width: 100%;
            }
            
            .platform-card {
                height: 320px;
                width: 100%;
                max-width: 100%;
                min-width: 0;
                box-sizing: border-box;
                overflow: hidden;
            }
            
            /* 确保平台卡片内容不溢出 */
            .platform-card * {
                max-width: 100%;
                box-sizing: border-box;
            }
            
            .card-header {
                min-width: 0;
                overflow: hidden;
            }
            
            .platform-name {
                overflow: hidden;
                text-overflow: ellipsis;
                white-space: nowrap;
                max-width: 100%;
                font-size: 0.75rem;
            }
            
            .hot-list {
                min-width: 0;
                overflow-x: hidden;
            }
            
            .item-content {
                min-width: 0;
                overflow: hidden;
            }
            
            .item-title {
                word-break: break-word;
                overflow-wrap: break-word;
                max-width: 100%;
                font-size: 0.75rem;
            }
        }