:root {
            --mc-grass-top: #5d9c33;
            --mc-grass-side: #6b8e23;
            --mc-dirt: #8b5a2b;
            --mc-stone: #7f7f7f;
            --mc-dark: #2b2b2b;
            --mc-gold: #ffaa00;
            --mc-diamond: #55ffff;
            --mc-redstone: #ff0000;
            --mc-sky: #87ceeb;
        }

        * {
            box-sizing: border-box;
        }

        body {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            background-color: #0f1923;
            color: #e0e0e0;
            overflow-x: hidden;
            line-height: 1.6;
        }

        /* 全局方格纹理叠加层 */
        .section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: 
                linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
                linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
            background-size: 32px 32px;
            pointer-events: none;
            z-index: 0;
        }

        .section > * {
            position: relative;
            z-index: 1;
        }

        /* MC风格方块分隔线 */
        .section-divider {
            height: 16px;
            background: 
                linear-gradient(90deg, 
                    var(--mc-grass-top) 0%, var(--mc-grass-top) 12.5%,
                    #4a8028 12.5%, #4a8028 25%,
                    #6b8e23 25%, #6b8e23 37.5%,
                    var(--mc-grass-top) 37.5%, var(--mc-grass-top) 50%,
                    #4a8028 50%, #4a8028 62.5%,
                    var(--mc-grass-top) 62.5%, var(--mc-grass-top) 75%,
                    #6b8e23 75%, #6b8e23 87.5%,
                    #4a8028 87.5%, #4a8028 100%);
            background-size: 64px 100%;
            border-top: 2px solid #000;
            border-bottom: 2px solid #000;
            image-rendering: pixelated;
        }

        .pixel-font {
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
        }

        /* 像素边框 */
        .pixel-border {
            background: rgba(255,255,255,0.05);
            border: 1px solid rgba(255,255,255,0.1);
            border-radius: 12px;
            backdrop-filter: blur(10px);
        }

        /* 按钮样式 - 带挖掘反馈 */
        .pixel-btn {
            display: inline-block;
            padding: 14px 32px;
            background: linear-gradient(135deg, #5d9c33, #4a8028);
            color: #fff;
            text-decoration: none;
            font-family: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            font-size: 14px;
            font-weight: 600;
            border: none;
            border-radius: 10px;
            cursor: pointer;
            transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            box-shadow: 0 4px 15px rgba(93, 156, 51, 0.3), inset 0 1px 0 rgba(255,255,255,0.15);
            user-select: none;
            position: relative;
            overflow: hidden;
        }

        .pixel-btn::after {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
            transition: left 0.5s ease;
        }

        .pixel-btn:hover::after {
            left: 100%;
        }

        .pixel-btn:hover {
            transform: translateY(-3px) scale(1.02);
            box-shadow: 0 8px 25px rgba(93, 156, 51, 0.45), inset 0 1px 0 rgba(255,255,255,0.2);
            filter: brightness(1.1);
        }

        .pixel-btn:active {
            transform: translateY(1px) scale(0.98);
            box-shadow: 0 2px 8px rgba(93, 156, 51, 0.3);
        }

        .pixel-btn-gold {
            background: linear-gradient(135deg, #ffaa00, #e69500);
            box-shadow: 0 4px 15px rgba(255, 170, 0, 0.3);
        }

        .pixel-btn-gold:hover {
            box-shadow: 0 8px 25px rgba(255, 170, 0, 0.45);
        }

        .pixel-btn-diamond {
            background: linear-gradient(135deg, #55ffff, #33bbbb);
            color: #003333;
            box-shadow: 0 4px 15px rgba(85, 255, 255, 0.3);
        }

        .pixel-btn-diamond:hover {
            box-shadow: 0 8px 25px rgba(85, 255, 255, 0.45);
        }

        /* 导航栏 */
        .navbar {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(15, 25, 35, 0.85);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(255,255,255,0.08);
            transition: all 0.3s ease;
        }

        .navbar.scrolled {
            background: rgba(10, 18, 26, 0.95);
            box-shadow: 0 4px 30px rgba(0,0,0,0.5);
        }

        .nav-link {
            position: relative;
            color: #999;
            text-decoration: none;
            font-size: 13px;
            padding: 8px 18px;
            transition: all 0.2s;
            font-weight: 500;
        }

        .nav-link:hover {
            color: #fff;
        }

        .nav-link::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            width: 0;
            height: 2px;
            background: var(--mc-grass-top);
            transition: all 0.2s;
            transform: translateX(-50%);
            border-radius: 2px;
        }

        .nav-link:hover::after {
            width: 70%;
        }

        /* Hero区域 - 图片背景 */
        .hero {
            min-height: 100vh;
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
            overflow: hidden;
            background: url('image.webp') center center / cover no-repeat;
            background-attachment: fixed;
        }

        /* Hero区域地面装饰 - MC草地 */
        .hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 32px;
            background: 
                repeating-linear-gradient(90deg,
                    var(--mc-grass-top) 0px, var(--mc-grass-top) 16px,
                    #4a8028 16px, #4a8028 32px);
            background-size: 32px 100%;
            border-top: 3px solid #000;
            box-shadow: 0 -4px 20px rgba(0,0,0,0.3);
        }

        /* 太阳 */
        .sun {
            position: absolute;
            top: 12%;
            right: 12%;
            width: 90px;
            height: 90px;
            background: radial-gradient(circle, #ffff88, #ffcc44);
            border-radius: 50%;
            box-shadow: 0 0 80px rgba(255, 255, 136, 0.4), 0 0 150px rgba(255, 204, 68, 0.2);
            animation: sunPulse 4s ease-in-out infinite;
        }

        @keyframes sunPulse {
            0%, 100% { box-shadow: 0 0 80px rgba(255, 255, 136, 0.4), 0 0 150px rgba(255, 204, 68, 0.2); }
            50% { box-shadow: 0 0 100px rgba(255, 255, 136, 0.6), 0 0 180px rgba(255, 204, 68, 0.35); }
        }

        /* 云朵 */
        .cloud {
            position: absolute;
            background: rgba(255,255,255,0.6);
            border-radius: 50px;
            opacity: 0.8;
            animation: floatCloud linear infinite;
            backdrop-filter: blur(4px);
        }

        @keyframes floatCloud {
            from { transform: translateX(-300px); }
            to { transform: translateX(calc(100vw + 300px)); }
        }

        /* 飘落的像素粒子 - 树叶/花瓣效果 */
        .particle {
            position: absolute;
            width: 6px;
            height: 6px;
            pointer-events: none;
            animation: fallParticle linear infinite;
        }

        @keyframes fallParticle {
            0% {
                transform: translateY(-50px) rotate(0deg);
                opacity: 0;
            }
            10% {
                opacity: 1;
            }
            90% {
                opacity: 1;
            }
            100% {
                transform: translateY(100vh) rotate(360deg);
                opacity: 0;
            }
        }

        /* MC方块漂浮粒子 */
        .block-particle {
            position: fixed;
            width: 8px;
            height: 8px;
            pointer-events: none;
            z-index: 9999;
            opacity: 0;
            animation: blockFloat 1.2s ease-out forwards;
            image-rendering: pixelated;
        }

        @keyframes blockFloat {
            0% {
                opacity: 1;
                transform: translateY(0) rotate(0deg) scale(1);
            }
            100% {
                opacity: 0;
                transform: translateY(-60px) rotate(180deg) scale(0.3);
            }
        }

        /* 标题发光效果 */
        .title-glow {
            font-weight: 800;
            text-shadow: 0 0 30px rgba(93, 156, 51, 0.4);
            animation: titleBreathe 3s ease-in-out infinite;
        }

        @keyframes titleBreathe {
            0%, 100% { 
                text-shadow: 0 0 30px rgba(93, 156, 51, 0.4);
                transform: scale(1);
            }
            50% { 
                text-shadow: 0 0 50px rgba(93, 156, 51, 0.7), 0 0 80px rgba(93, 156, 51, 0.3);
                transform: scale(1.02);
            }
        }

        /* IP复制框 */
        .ip-box {
            background: rgba(0,0,0,0.6);
            border: 1px solid rgba(85, 255, 255, 0.2);
            border-radius: 12px;
            padding: 16px 32px;
            font-size: 16px;
            color: var(--mc-diamond);
            cursor: pointer;
            transition: all 0.2s;
            backdrop-filter: blur(4px);
            font-weight: 600;
            display: inline-block;
            position: relative;
        }

        .ip-box:hover {
            border-color: var(--mc-diamond);
            box-shadow: 0 0 30px rgba(85, 255, 255, 0.2);
            transform: translateY(-2px);
        }

        .ip-box:active {
            transform: translateY(0);
        }

        .ip-box::after {
            content: '点击复制';
            position: absolute;
            bottom: -24px;
            left: 50%;
            transform: translateX(-50%);
            font-size: 11px;
            color: #666;
            opacity: 0;
            transition: opacity 0.2s;
            white-space: nowrap;
        }

        .ip-box:hover::after {
            opacity: 1;
        }

        /* 在线状态指示灯 */
        .status-dot {
            display: inline-block;
            width: 10px;
            height: 10px;
            background: #55ff55;
            margin-right: 8px;
            animation: statusBlink 2s ease-in-out infinite;
            box-shadow: 0 0 8px #55ff55;
        }

        @keyframes statusBlink {
            0%, 100% { opacity: 1; box-shadow: 0 0 8px #55ff55; }
            50% { opacity: 0.6; box-shadow: 0 0 4px #55ff55; }
        }

        /* 区块通用样式 */
        .section {
            padding: 100px 0;
            position: relative;
            content-visibility: auto;
            contain-intrinsic-size: auto 600px;
        }

        .section-title {
            font-size: 32px;
            margin-bottom: 60px;
            text-align: center;
            font-weight: 700;
            background: linear-gradient(135deg, #fff, #5d9c33);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            position: relative;
        }

        .section-title::after {
            content: '';
            display: block;
            width: 60px;
            height: 3px;
            background: linear-gradient(90deg, #5d9c33, #ffaa00);
            border-radius: 2px;
            margin: 16px auto 0;
        }

        /* 特色卡片 - 带MC方块破坏效果 */
        .feature-card {
            background: rgba(255,255,255,0.04);
            border: 1px solid rgba(255,255,255,0.08);
            border-radius: 16px;
            padding: 40px 28px;
            text-align: center;
            transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            position: relative;
            overflow: hidden;
        }

        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(135deg, rgba(93,156,51,0.05), transparent);
            opacity: 0;
            transition: opacity 0.4s ease;
            border-radius: 16px;
        }

        .feature-card:hover::before {
            opacity: 1;
        }

        .feature-card:hover {
            transform: translateY(-8px);
            border-color: rgba(93, 156, 51, 0.3);
            box-shadow: 
                0 20px 40px rgba(0,0,0,0.3),
                0 0 30px rgba(93, 156, 51, 0.05),
                inset 0 1px 0 rgba(93,156,51,0.1);
            background: rgba(255,255,255,0.06);
        }

        .feature-card:active {
            transform: translateY(-4px) scale(0.98);
        }

        .feature-icon {
            width: 72px;
            height: 72px;
            margin: 0 auto 24px;
            background: linear-gradient(135deg, rgba(93, 156, 51, 0.2), rgba(93, 156, 51, 0.05));
            border: 1px solid rgba(93, 156, 51, 0.2);
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 32px;
            transition: transform 0.3s ease;
        }

        .feature-card:hover .feature-icon {
            transform: rotate(-5deg) scale(1.1);
        }

        .feature-card h3 {
            font-size: 18px;
            margin-bottom: 14px;
            color: #ffaa00;
            font-weight: 600;
        }

        .feature-card p {
            font-size: 14px;
            line-height: 1.8;
            color: #999;
        }

        /* 数据统计 */
        .stat-card {
            text-align: center;
            padding: 24px 16px;
            transition: transform 0.3s ease;
        }

        .stat-card:hover {
            transform: scale(1.05);
        }

        .stat-number {
            font-size: 42px;
            font-weight: 800;
            color: var(--mc-gold);
            margin-bottom: 8px;
            line-height: 1;
            background: linear-gradient(135deg, #ffaa00, #ff6600);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .stat-label {
            font-size: 13px;
            color: #999;
            font-weight: 500;
        }

        /* 游戏模式卡片 - MC材质包风格 */
        .mode-card {
            position: relative;
            height: 360px;
            overflow: hidden;
            border-radius: 16px;
            cursor: pointer;
            transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            border: 2px solid rgba(255,255,255,0.08);
            box-shadow: 0 4px 0 rgba(0,0,0,0.2);
        }

        .mode-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 20px 40px rgba(0,0,0,0.4), 0 8px 0 rgba(0,0,0,0.15);
            border-color: rgba(255,255,255,0.15);
        }

        .mode-card:active {
            transform: translateY(-4px);
            box-shadow: 0 10px 20px rgba(0,0,0,0.3), 0 4px 0 rgba(0,0,0,0.15);
        }

        .mode-bg {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-size: cover;
            background-position: center;
            transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
        }

        .mode-card:hover .mode-bg {
            transform: scale(1.15);
        }

        .mode-overlay {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(to top, 
                rgba(0,0,0,0.92) 0%, 
                rgba(0,0,0,0.4) 45%,
                transparent 70%);
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
            padding: 30px;
        }

        .mode-overlay h3 {
            font-size: 20px;
            margin-bottom: 10px;
            color: #fff;
            font-weight: 700;
        }

        .mode-overlay p {
            font-size: 13px;
            color: rgba(255,255,255,0.8);
            line-height: 1.6;
        }

        .mode-tag {
            position: absolute;
            top: 16px;
            right: 16px;
            padding: 6px 14px;
            background: rgba(255, 170, 0, 0.9);
            color: #000;
            font-size: 12px;
            font-weight: 600;
            border-radius: 8px;
            backdrop-filter: blur(4px);
        }

        /* 滚动显现动画 - 方块出现效果 */
        .reveal {
            opacity: 0;
            transform: translateY(40px) scale(0.95);
            transition: all 0.7s cubic-bezier(0.34, 1.56, 0.64, 1);
        }

        .reveal.active {
            opacity: 1;
            transform: translateY(0) scale(1);
        }

        .reveal-delay-1 { transition-delay: 0.1s; }
        .reveal-delay-2 { transition-delay: 0.2s; }
        .reveal-delay-3 { transition-delay: 0.3s; }
        .reveal-delay-4 { transition-delay: 0.4s; }

        /* 滚动条样式 */
        ::-webkit-scrollbar {
            width: 8px;
        }

        ::-webkit-scrollbar-track {
            background: #0f1923;
        }

        ::-webkit-scrollbar-thumb {
            background: rgba(255,255,255,0.1);
            border-radius: 4px;
        }

        ::-webkit-scrollbar-thumb:hover {
            background: rgba(255,255,255,0.2);
        }

        /* 泥土背景纹理 */
        .dirt-bg {
            background-color: #1a120e;
            background-image: 
                radial-gradient(circle at 20% 30%, rgba(107, 68, 35, 0.15) 3px, transparent 3px),
                radial-gradient(circle at 80% 70%, rgba(107, 68, 35, 0.1) 2px, transparent 2px);
            background-size: 32px 32px;
        }

        /* 石头背景纹理 */
        .stone-bg {
            background-color: #141a1f;
            background-image: 
                radial-gradient(circle at 25% 25%, rgba(90, 90, 90, 0.08) 5px, transparent 5px),
                radial-gradient(circle at 75% 75%, rgba(58, 58, 58, 0.06) 4px, transparent 4px);
            background-size: 24px 24px;
        }

        /* 钻石闪烁效果 */
        .diamond-shine {
            color: var(--mc-diamond);
            animation: diamondGlow 2s ease-in-out infinite;
            font-weight: 800;
        }

        @keyframes diamondGlow {
            0%, 100% { 
                text-shadow: 0 0 10px rgba(85,255,255,0.3);
                filter: brightness(1);
            }
            50% { 
                text-shadow: 0 0 20px rgba(85,255,255,0.6), 0 0 40px rgba(85,255,255,0.3);
                filter: brightness(1.2);
            }
        }

        /* 物品栏装饰 */
        .hotbar {
            display: flex;
            gap: 6px;
            justify-content: center;
            margin-top: 40px;
        }

        .hotbar-slot {
            width: 44px;
            height: 44px;
            background: rgba(0,0,0,0.4);
            border: 1px solid rgba(255,255,255,0.15);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            transition: all 0.2s;
        }

        .hotbar-slot:hover {
            transform: translateY(-4px);
            background: rgba(255,255,255,0.1);
            border-color: rgba(255,255,255,0.3);
        }

        /* 公告栏 */
        .notice-board {
            background: linear-gradient(135deg, rgba(198, 156, 109, 0.08), rgba(93, 64, 55, 0.08));
            border: 1px solid rgba(198, 156, 109, 0.15);
            border-radius: 16px;
            padding: 28px;
        }

        .notice-item {
            padding: 14px 0;
            border-bottom: 1px solid rgba(255,255,255,0.06);
            font-size: 13px;
            color: #ccc;
        }

        .notice-item:last-child {
            border-bottom: none;
        }

        .notice-date {
            color: #8b6914;
            font-size: 11px;
            margin-bottom: 6px;
            font-weight: 500;
        }

        /* 步骤卡片 */
        .step-card {
            text-align: center;
            padding: 24px;
        }

        .step-number {
            width: 56px;
            height: 56px;
            margin: 0 auto 20px;
            background: linear-gradient(135deg, #5d9c33, #4a8028);
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            font-weight: 700;
            color: #fff;
            box-shadow: 0 4px 15px rgba(93, 156, 51, 0.3);
        }

        .step-card:nth-child(2) .step-number {
            background: linear-gradient(135deg, #ffaa00, #e69500);
            box-shadow: 0 4px 15px rgba(255, 170, 0, 0.3);
        }

        .step-card:nth-child(3) .step-number {
            background: linear-gradient(135deg, #55ffff, #33bbbb);
            color: #003333;
            box-shadow: 0 4px 15px rgba(85, 255, 255, 0.3);
        }

        .step-card h4 {
            font-size: 16px;
            margin-bottom: 10px;
            color: #fff;
            font-weight: 600;
        }

        .step-card p {
            font-size: 13px;
            color: #999;
            line-height: 1.6;
        }

        /* 箭头连接 */
        .step-arrow {
            position: absolute;
            right: -20px;
            top: 45px;
            font-size: 24px;
            color: var(--mc-gold);
            animation: arrowBounce 1.5s ease-in-out infinite;
        }

        @keyframes arrowBounce {
            0%, 100% { transform: translateX(0); }
            50% { transform: translateX(5px); }
        }

        /* 截图轮播 */
        .carousel-wrap {
            position: relative;
            max-width: 800px;
            margin: 0 auto;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 20px 60px rgba(0,0,0,0.4);
            aspect-ratio: 16 / 10;
            background: rgba(0,0,0,0.3);
        }

        .carousel {
            width: 100%;
            height: 100%;
            position: relative;
        }

        .carousel-slide {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0;
            transition: opacity 0.6s ease;
        }

        .carousel-slide.active {
            opacity: 1;
        }

        .carousel-btn {
            position: absolute;
            top: 50%;
            transform: translateY(-50%);
            z-index: 2;
            background: rgba(0,0,0,0.4);
            border: none;
            color: #fff;
            font-size: 36px;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            cursor: pointer;
            transition: all 0.2s;
            display: flex;
            align-items: center;
            justify-content: center;
            backdrop-filter: blur(4px);
            line-height: 1;
        }

        .carousel-btn:hover {
            background: rgba(0,0,0,0.6);
            transform: translateY(-50%) scale(1.1);
        }

        .carousel-prev { left: 16px; }
        .carousel-next { right: 16px; }

        .carousel-dots {
            position: absolute;
            bottom: 16px;
            left: 50%;
            transform: translateX(-50%);
            display: flex;
            gap: 8px;
            z-index: 2;
        }

        .carousel-dots span {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: rgba(255,255,255,0.3);
            cursor: pointer;
            transition: all 0.3s;
        }

        .carousel-dots span.active {
            background: #fff;
            width: 28px;
            border-radius: 5px;
        }

        /* 立即加入服务器 */
        .join-wrap {
            display: flex;
            gap: 40px;
            align-items: stretch;
            background: rgba(255,255,255,0.03);
            border: 1px solid rgba(255,255,255,0.06);
            border-radius: 20px;
            padding: 36px;
            max-width: 760px;
            margin: 0 auto;
        }

        .join-tabs {
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 12px;
            justify-content: center;
        }

        .join-tab {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 18px 20px;
            background: rgba(255,255,255,0.03);
            border: 1px solid rgba(255,255,255,0.06);
            border-radius: 14px;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .join-tab:hover {
            background: rgba(255,255,255,0.06);
            border-color: rgba(255,255,255,0.12);
        }

        .join-tab.active {
            background: rgba(93, 156, 51, 0.12);
            border-color: rgba(93, 156, 51, 0.35);
            box-shadow: 0 0 20px rgba(93, 156, 51, 0.06);
        }

        .join-tab-icon {
            font-size: 32px;
            flex-shrink: 0;
        }

        .join-tab-text strong {
            display: block;
            font-size: 15px;
            color: #fff;
            font-weight: 600;
            margin-bottom: 2px;
        }

        .join-tab-text small {
            font-size: 12px;
            color: #888;
        }

        .join-panels {
            width: 240px;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
        }

        .join-panel {
            display: none;
            flex-direction: column;
            align-items: center;
            text-align: center;
            width: 100%;
        }

        .join-panel.active {
            display: flex;
        }

        .join-panel .qrcode-wrap {
            margin-bottom: 12px;
        }

        .join-panel .qrcode-img {
            width: 180px;
            height: 180px;
        }

        .join-panel .qrcode-tip {
            font-size: 12px;
            margin-bottom: 0;
        }

        .join-panel-icon {
            font-size: 64px;
            margin-bottom: 12px;
        }

        .join-panel-title {
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 6px;
        }

        .join-panel-desc {
            font-size: 13px;
            color: #888;
            margin-bottom: 20px;
        }

        .join-download-btn {
            padding: 12px 28px;
            font-size: 14px;
        }

        @media (max-width: 640px) {
            .join-wrap {
                flex-direction: column;
                padding: 24px;
            }
            .join-panels {
                width: 100%;
            }
        }

        /* 页脚 */
        footer {
            background: #0a0f14;
            border-top: 1px solid rgba(255,255,255,0.05);
            padding: 60px 0 40px;
        }

        .footer-logo {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 20px;
        }

        .footer-links {
            display: flex;
            gap: 24px;
            flex-wrap: wrap;
        }

        .footer-links a {
            color: #666;
            text-decoration: none;
            font-size: 13px;
            transition: color 0.2s;
        }

        .footer-links a:hover {
            color: var(--mc-grass-top);
        }

        .copyright {
            text-align: center;
            padding-top: 30px;
            margin-top: 30px;
            border-top: 1px solid rgba(255,255,255,0.05);
            font-size: 12px;
            color: #444;
        }

        /* 移动端适配 */
        @media (max-width: 768px) {
            .section-title { 
                font-size: 24px; 
            }
            .section-title::after {
                margin: 12px auto 0;
            }
            .stat-number { 
                font-size: 32px; 
            }
            .pixel-btn { 
                padding: 12px 24px; 
                font-size: 13px; 
            }
            .section {
                padding: 60px 0;
            }
            .step-arrow {
                display: none;
            }
            .hotbar-slot {
                width: 36px;
                height: 36px;
                font-size: 16px;
            }
        }

        /* 加载动画 - MC合成台风格 */
        .loading-overlay {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: #0a0f14;
            z-index: 9999;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            transition: opacity 0.6s ease, visibility 0.6s ease;
        }

        .loading-overlay.hidden {
            opacity: 0;
            visibility: hidden;
        }

        .loading-icon {
            width: 64px;
            height: 64px;
            margin-bottom: 24px;
            position: relative;
            animation: loadingIconSpin 3s linear infinite;
        }

        .loading-icon-inner {
            width: 100%;
            height: 100%;
            background: linear-gradient(135deg, #5d9c33, #3d6b22);
            border: 3px solid #000;
            box-shadow: inset -3px -3px 0 #3d6b22, inset 3px 3px 0 #7bc043;
            image-rendering: pixelated;
        }

        @keyframes loadingIconSpin {
            0% { transform: rotate(0deg) scale(1); }
            25% { transform: rotate(90deg) scale(1.05); }
            50% { transform: rotate(180deg) scale(1); }
            75% { transform: rotate(270deg) scale(1.05); }
            100% { transform: rotate(360deg) scale(1); }
        }

        .loading-text {
            color: #fff;
            font-size: 14px;
            margin-bottom: 20px;
            animation: loadingBlink 1s ease-in-out infinite;
        }

        @keyframes loadingBlink {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.5; }
        }

        .loading-bar {
            width: 300px;
            height: 6px;
            background: rgba(255,255,255,0.1);
            border-radius: 8px;
            position: relative;
            overflow: hidden;
        }

        .loading-progress {
            height: 100%;
            background: linear-gradient(90deg, var(--mc-grass-top), #7bc043);
            width: 0%;
            animation: loadingFill 2s ease-out forwards;
            border-radius: 8px;
        }

        @keyframes loadingFill {
            0% { width: 0%; }
            100% { width: 100%; }
        }

        /* 吉祥物 */
        .mascot {
            position: fixed;
            bottom: 30px;
            right: 30px;
            z-index: 999;
            cursor: pointer;
            opacity: 0;
            transform: translateY(30px);
            animation: mascotSlideIn 0.8s ease-out 2.5s forwards;
        }

        @keyframes mascotSlideIn {
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .mascot-img {
            width: 120px;
            height: auto;
            display: block;
            animation: mascotFloat 3s ease-in-out infinite;
            filter: drop-shadow(0 4px 12px rgba(0,0,0,0.3));
        }

        @keyframes mascotFloat {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-8px); }
        }

        /* 气泡 */
        .mascot-bubble {
            position: absolute;
            bottom: 100%;
            right: 50%;
            transform: translateX(20%) translateY(0) scale(0);
            transform-origin: bottom right;
            background: #fff;
            color: #333;
            padding: 14px 20px;
            border-radius: 16px 16px 4px 16px;
            font-size: 14px;
            font-weight: 600;
            line-height: 1.5;
            white-space: nowrap;
            box-shadow: 0 8px 24px rgba(0,0,0,0.15);
            margin-bottom: 16px;
            opacity: 0;
            transition: all 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
            pointer-events: none;
        }

        .mascot-bubble.show {
            opacity: 1;
            transform: translateX(20%) translateY(0) scale(1);
        }

        .mascot-bubble::after {
            content: '';
            position: absolute;
            top: 100%;
            right: 30px;
            border: 10px solid transparent;
            border-top-color: #fff;
            border-bottom: 0;
        }

        /* 下载弹窗 */
        .modal-overlay {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(0,0,0,0.6);
            z-index: 10000;
            display: flex;
            align-items: center;
            justify-content: center;
            opacity: 0;
            visibility: hidden;
            transition: all 0.3s ease;
            backdrop-filter: blur(4px);
        }

        .modal-overlay.active {
            opacity: 1;
            visibility: visible;
        }

        .modal-dialog {
            background: #1a2332;
            border: 1px solid rgba(255,255,255,0.08);
            border-radius: 20px;
            padding: 40px 36px 32px;
            width: 380px;
            max-width: 90vw;
            position: relative;
            transform: scale(0.9) translateY(20px);
            transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
        }

        .modal-overlay.active .modal-dialog {
            transform: scale(1) translateY(0);
        }

        .modal-close {
            position: absolute;
            top: 12px;
            right: 16px;
            background: none;
            border: none;
            color: #666;
            font-size: 28px;
            cursor: pointer;
            padding: 4px 8px;
            line-height: 1;
            transition: color 0.2s;
        }

        .modal-close:hover {
            color: #fff;
        }

        .modal-title {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 28px;
            text-align: center;
        }

        .modal-options {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .modal-option {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 16px 20px;
            background: rgba(255,255,255,0.04);
            border: 1px solid rgba(255,255,255,0.06);
            border-radius: 14px;
            text-decoration: none;
            transition: all 0.25s ease;
            cursor: pointer;
        }

        .modal-option:hover {
            background: rgba(255,255,255,0.08);
            border-color: rgba(93, 156, 51, 0.3);
            transform: translateX(4px);
        }

        .modal-option-icon {
            font-size: 28px;
            flex-shrink: 0;
        }

        .modal-option-text {
            display: flex;
            flex-direction: column;
            gap: 2px;
        }

        .modal-option-text strong {
            font-size: 15px;
            color: #fff;
            font-weight: 600;
        }

        .modal-option-text small {
            font-size: 12px;
            color: #888;
        }

        /* 二维码 */
        .qrcode-wrap {
            display: flex;
            justify-content: center;
            margin-bottom: 16px;
        }

        .qrcode-img {
            width: 200px;
            height: 200px;
            border-radius: 12px;
            display: block;
        }

        .qrcode-tip {
            text-align: center;
            color: #999;
            font-size: 13px;
            margin-bottom: 20px;
        }

        .qrcode-back {
            display: block;
            margin: 0 auto;
            background: none;
            border: 1px solid rgba(255,255,255,0.12);
            color: #aaa;
            padding: 10px 24px;
            border-radius: 10px;
            font-size: 14px;
            cursor: pointer;
            transition: all 0.2s;
            font-family: inherit;
        }

        .qrcode-back:hover {
            border-color: rgba(255,255,255,0.25);
            color: #fff;
            background: rgba(255,255,255,0.05);
        }

        /* 功能图片预览 */
        .feat-overlay {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(0,0,0,0.8);
            z-index: 11000;
            display: flex;
            align-items: center;
            justify-content: center;
            opacity: 0;
            visibility: hidden;
            transition: all 0.3s ease;
            backdrop-filter: blur(8px);
            padding: 40px;
        }

        .feat-overlay.active {
            opacity: 1;
            visibility: visible;
        }

        .feat-dialog {
            position: relative;
            max-width: 90vw;
            max-height: 90vh;
            transform: scale(0.9);
            transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
        }

        .feat-overlay.active .feat-dialog {
            transform: scale(1);
        }

        .feat-image {
            max-width: 100%;
            max-height: 85vh;
            border-radius: 16px;
            display: block;
            box-shadow: 0 20px 60px rgba(0,0,0,0.5);
        }

        .feat-close {
            position: absolute;
            top: -40px;
            right: -8px;
            background: none;
            border: none;
            color: rgba(255,255,255,0.6);
            font-size: 36px;
            cursor: pointer;
            padding: 4px 8px;
            line-height: 1;
            transition: color 0.2s;
        }

        .feat-close:hover {
            color: #fff;
        }

        /* 音乐浮窗 */
        /* ========== MC音符盒音乐控制按钮 ========== */
        .music-toggle {
            position: fixed;
            bottom: 30px;
            left: 30px;
            z-index: 998;
            width: 48px;
            height: 48px;
            background: linear-gradient(135deg, #5d3a1a, #3d2510);
            border: 3px solid #2a1a08;
            border-radius: 8px;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 0 #1a0a00, 0 8px 20px rgba(0,0,0,0.5);
            transition: all 0.2s ease;
            image-rendering: pixelated;
            opacity: 0;
            transform: translateY(20px);
            animation: musicSlideIn 0.8s ease-out 2.5s forwards;
        }

        .music-toggle:hover {
            transform: translateY(0) scale(1.08);
            box-shadow: 0 6px 0 #1a0a00, 0 12px 28px rgba(0,0,0,0.6);
        }

        .music-toggle:active {
            transform: translateY(2px);
            box-shadow: 0 2px 0 #1a0a00, 0 4px 12px rgba(0,0,0,0.4);
        }

        .music-toggle.playing .music-note {
            color: #55ff55;
            animation: noteBounce 0.6s ease-in-out infinite;
        }

        .music-toggle.playing .music-status {
            background: #55ff55;
            box-shadow: 0 0 6px #55ff55;
        }

        .music-toggle .music-note {
            font-size: 24px;
            color: #8b7355;
            transition: color 0.3s;
            line-height: 1;
        }

        .music-toggle .music-status {
            position: absolute;
            top: -4px;
            right: -4px;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #555;
            transition: all 0.3s;
        }

        @keyframes noteBounce {
            0%, 100% { transform: translateY(0) scale(1); }
            50% { transform: translateY(-3px) scale(1.2); }
        }

        @keyframes musicSlideIn {
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        /* 功能详情文本 */
        .feat-text {
            background: #1a2332;
            border: 1px solid rgba(255,255,255,0.08);
            border-radius: 20px;
            padding: 36px 32px;
            max-width: 560px;
            max-height: 80vh;
            overflow-y: auto;
            color: #e0e0e0;
            line-height: 1.7;
        }

        .feat-text-title {
            font-size: 22px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 24px;
            padding-bottom: 16px;
            border-bottom: 1px solid rgba(255,255,255,0.08);
        }

        .feat-text-body {
            font-size: 14px;
        }

        .feat-section-title {
            font-size: 15px;
            font-weight: 600;
            color: #ffaa00;
            margin: 20px 0 10px;
        }

        .feat-text-body p {
            margin: 6px 0;
            color: #ccc;
        }

        .cmd-line {
            padding: 8px 12px;
            margin: 4px 0;
            background: rgba(0,0,0,0.3);
            border-radius: 8px;
            border-left: 3px solid rgba(93, 156, 51, 0.4);
        }

        .cmd {
            color: #55ffff;
            font-family: 'Consolas', 'Courier New', monospace;
            font-size: 13px;
        }

        .cmd-desc {
            color: #999;
            font-size: 12px;
            margin-left: 6px;
        }

        .hint {
            color: #ffaa00 !important;
            font-size: 12px !important;
        }

        .feat-text::-webkit-scrollbar {
            width: 6px;
        }

        .feat-text::-webkit-scrollbar-track {
            background: transparent;
        }

        .feat-text::-webkit-scrollbar-thumb {
            background: rgba(255,255,255,0.1);
            border-radius: 4px;
        }

        /* ========== MC XP 经验条滚动指示器 ========== */
        .xp-bar-wrap {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            z-index: 1001;
            background: rgba(0,0,0,0.3);
            pointer-events: none;
        }

        .xp-bar-fill {
            height: 100%;
            width: 0%;
            background: repeating-linear-gradient(90deg,
                #5d9c33 0px, #5d9c33 8px,
                #3d6b22 8px, #3d6b22 10px,
                #5d9c33 10px, #5d9c33 18px,
                #3d6b22 18px, #3d6b22 20px);
            background-size: 20px 100%;
            transition: width 0.15s linear;
            position: relative;
        }

        .xp-bar-fill::after {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 20px;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3));
        }

        /* ========== 方块破坏裂纹动画 ========== */
        .feature-card {
            --crack-stage: 0;
        }

        .feature-card::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            border-radius: 16px;
            pointer-events: none;
            opacity: 0;
            transition: opacity 0.3s ease;
            background:
                /* stage 1 cracks */
                linear-gradient(45deg, transparent 48%, rgba(0,0,0,0.15) 48%, rgba(0,0,0,0.15) 52%, transparent 52%) 10% 15% / 20px 20px no-repeat,
                linear-gradient(-30deg, transparent 48%, rgba(0,0,0,0.15) 48%, rgba(0,0,0,0.15) 52%, transparent 52%) 70% 70% / 25px 25px no-repeat,
                /* stage 2 cracks */
                linear-gradient(60deg, transparent 48%, rgba(0,0,0,0.2) 48%, rgba(0,0,0,0.2) 52%, transparent 52%) 60% 20% / 15px 15px no-repeat,
                linear-gradient(-60deg, transparent 48%, rgba(0,0,0,0.2) 48%, rgba(0,0,0,0.2) 52%, transparent 52%) 30% 80% / 18px 18px no-repeat,
                /* center crack */
                radial-gradient(ellipse at center, transparent 70%, rgba(0,0,0,0.1) 70%) center / 80% 80% no-repeat;
            z-index: 2;
        }

        .feature-card:active::after {
            opacity: 1;
            animation: blockCrack 0.6s steps(1) forwards;
        }

        @keyframes blockCrack {
            0% { background-size: 20px 20px, 25px 25px, 0 0, 0 0, 0 0; }
            50% { background-size: 25px 25px, 30px 30px, 15px 15px, 18px 18px, 0 0; }
            100% { background-size: 30px 30px, 35px 35px, 20px 20px, 25px 25px, 80% 80%; }
        }

        /* ========== 加载动画 - 方块破坏 ========== */
        .loading-icon {
            width: 80px;
            height: 80px;
            margin-bottom: 24px;
            position: relative;
            animation: none;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .loading-icon-inner {
            width: 100%;
            height: 100%;
            background: linear-gradient(135deg, #5d9c33, #3d6b22);
            border: 4px solid #000;
            box-shadow: inset -4px -4px 0 #2d4a16, inset 4px 4px 0 #7bc043;
            image-rendering: pixelated;
            animation: loadingBreak 2.2s ease-in-out infinite;
            position: relative;
        }

        .loading-icon-inner::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            pointer-events: none;
        }

        @keyframes loadingBreak {
            0% {
                transform: scale(1);
                opacity: 1;
            }
            15% {
                transform: scale(1.08);
                opacity: 1;
            }
            30% {
                transform: scale(1);
                opacity: 1;
            }
            45% {
                transform: scale(1.06);
                opacity: 0.9;
            }
            60% {
                transform: scale(1);
                opacity: 0.7;
            }
            75% {
                transform: scale(0.9);
                opacity: 0.3;
            }
            85% {
                transform: scale(0.5);
                opacity: 0;
            }
            86% {
                transform: scale(1);
                opacity: 1;
            }
            100% {
                transform: scale(1);
                opacity: 1;
            }
        }

        .loading-text {
            color: #fff;
            font-size: 14px;
            margin-bottom: 24px;
            animation: loadingTextFade 2.2s ease-in-out infinite;
        }

        @keyframes loadingTextFade {
            0%, 60% { opacity: 1; }
            75% { opacity: 0.3; }
            85% { opacity: 0; }
            95%, 100% { opacity: 1; }
        }

        /* ========== 物品栏选中动画 ========== */
        .hotbar-slot {
            position: relative;
            transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }

        .hotbar-slot.selected {
            transform: translateY(-6px) scale(1.12);
            background: rgba(255,255,255,0.15);
            border-color: rgba(255,255,255,0.5);
            box-shadow: 0 0 16px rgba(255,255,255,0.2), 0 6px 12px rgba(0,0,0,0.3);
        }

        .hotbar-slot.selected::after {
            content: '';
            position: absolute;
            top: -5px;
            left: 50%;
            transform: translateX(-50%);
            width: 70%;
            height: 3px;
            background: #fff;
            border-radius: 0 0 3px 3px;
            box-shadow: 0 0 6px rgba(255,255,255,0.5);
        }

        /* ========== MC 物品提示框 ========== */
        .mc-tooltip {
            position: fixed;
            pointer-events: none;
            z-index: 10001;
            background: #100010;
            background: linear-gradient(180deg, #1a0020 0%, #0a0010 100%);
            border: 2px solid #2d0040;
            border-image: linear-gradient(180deg, #5d2d8e, #2d0040) 1;
            padding: 8px 14px;
            border-radius: 4px;
            font-size: 13px;
            color: #fff;
            font-family: 'PingFang SC', 'Microsoft YaHei', sans-serif;
            opacity: 0;
            transform: translateY(4px);
            transition: opacity 0.15s ease, transform 0.15s ease;
            white-space: nowrap;
            box-shadow: 0 4px 12px rgba(0,0,0,0.5);
        }

        .mc-tooltip.show {
            opacity: 1;
            transform: translateY(0);
        }

        .mc-tooltip .tooltip-name {
            color: #fff;
            font-weight: 600;
            display: block;
        }

        .mc-tooltip .tooltip-lore {
            color: #aaaaff;
            font-size: 11px;
            font-style: italic;
            display: block;
        }

        .mc-tooltip .tooltip-rarity {
            display: block;
            font-size: 11px;
            margin-top: 3px;
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        .mc-tooltip .tooltip-rarity.common { color: #fff; }
        .mc-tooltip .tooltip-rarity.rare { color: #55ffff; }
        .mc-tooltip .tooltip-rarity.epic { color: #aa55ff; }
        .mc-tooltip .tooltip-rarity.legendary { color: #ffaa00; }

        /* ========== 自定义 MC 像素光标 ========== */
        body {
            cursor: url("data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' width='16' height='16'><rect x='0' y='0' width='2' height='2' fill='white'/><rect x='2' y='0' width='2' height='2' fill='white'/><rect x='4' y='0' width='2' height='2' fill='white'/><rect x='0' y='2' width='2' height='2' fill='white'/><rect x='2' y='2' width='2' height='2' fill='black'/><rect x='4' y='2' width='2' height='2' fill='white'/><rect x='0' y='4' width='2' height='2' fill='white'/><rect x='2' y='4' width='2' height='2' fill='white'/><rect x='4' y='4' width='2' height='2' fill='white'/></svg>") 2 2, auto;
        }

        a, button, .pixel-btn, .ip-box, .feature-card, .mode-card, .join-tab,
        .carousel-btn, .carousel-dots span, .hotbar-slot, .modal-option,
        .modal-close, .mascot, .qrcode-back, .nav-link, .feat-card {
            cursor: url("data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' width='16' height='16'><rect x='0' y='0' width='2' height='2' fill='white'/><rect x='2' y='0' width='2' height='2' fill='white'/><rect x='4' y='0' width='2' height='2' fill='white'/><rect x='0' y='2' width='2' height='2' fill='white'/><rect x='2' y='2' width='2' height='2' fill='black'/><rect x='4' y='2' width='2' height='2' fill='white'/><rect x='0' y='4' width='2' height='2' fill='white'/><rect x='2' y='4' width='2' height='2' fill='white'/><rect x='4' y='4' width='2' height='2' fill='white'/></svg>") 2 2, pointer;
        }

        /* ========== MC 拾取物品弹出动画 ========== */
        @keyframes itemPickup {
            0% {
                transform: translateY(0) scale(1);
                opacity: 1;
            }
            30% {
                transform: translateY(-30px) scale(1.3);
                opacity: 1;
            }
            100% {
                transform: translateY(-60px) scale(0.8);
                opacity: 0;
            }
        }

        .stat-card {
            position: relative;
        }

        .pickup-effect {
            position: absolute;
            pointer-events: none;
            font-size: 18px;
            font-weight: 700;
            color: #ffaa00;
            animation: itemPickup 0.8s ease-out forwards;
            z-index: 10;
            text-shadow: 0 0 8px rgba(255,170,0,0.5);
        }

        /* ========== 区块过渡 - MC门传送效果 ========== */
        .section {
            position: relative;
        }

        .section::after {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            pointer-events: none;
            z-index: 0;
            opacity: 0;
            background: radial-gradient(ellipse at center, rgba(85,0,170,0.15) 0%, transparent 70%);
            transition: opacity 0.8s ease;
        }

        .section.portal-glow::after {
            opacity: 1;
            animation: portalPulse 1.5s ease-out forwards;
        }

        @keyframes portalPulse {
            0% { opacity: 0; transform: scale(0.8); }
            50% { opacity: 1; transform: scale(1.2); }
            100% { opacity: 0; transform: scale(1.5); }
        }

        /* ========== IP框挖掘进度效果 ========== */
        .ip-box {
            overflow: hidden;
        }

        .ip-box::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            bottom: 0;
            width: 0%;
            background: rgba(93,156,51,0.1);
            transition: width 0.3s ease;
            z-index: -1;
            border-radius: 12px;
        }

        .ip-box.breaking::before {
            width: 100%;
            transition: width 1.5s linear;
        }

        /* ========== 模式卡片挖掘粒子 ========== */
        .mode-card-mine-particle {
            position: absolute;
            pointer-events: none;
            z-index: 5;
            width: 6px;
            height: 6px;
            border-radius: 1px;
            animation: mineParticleFly 0.7s ease-out forwards;
        }

        @keyframes mineParticleFly {
            0% {
                opacity: 1;
                transform: translate(0, 0) scale(1);
            }
            100% {
                opacity: 0;
                transform: translate(var(--mx), var(--my)) scale(0.2);
            }
        }

        /* ========== 截图轮播 MC 风格切换 ========== */
        .carousel-slide {
            transition: opacity 0.5s ease, transform 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
        }

        .carousel-slide.active {
            transform: scale(1);
        }

        .carousel-slide:not(.active) {
            transform: scale(0.95);
        }

        /* ========== 页脚草地方块分隔 ========== */
        footer {
            position: relative;
        }

        footer::before {
            content: '';
            display: block;
            height: 16px;
            background:
                repeating-linear-gradient(90deg,
                    var(--mc-grass-top) 0px, var(--mc-grass-top) 16px,
                    #4a8028 16px, #4a8028 32px);
            background-size: 32px 100%;
            border-top: 2px solid #000;
            border-bottom: 2px solid #000;
            image-rendering: pixelated;
            position: absolute;
            top: -18px;
            left: 0;
            right: 0;
        }

        /* ========== 导航栏 MC 背包格样式增强 ========== */
        .nav-link {
            border-radius: 6px;
        }

        .nav-link:hover {
            background: rgba(255,255,255,0.05);
            box-shadow: inset 0 0 0 1px rgba(255,255,255,0.08);
        }

        /* ========== 滚动揭示增强 - MC方块放置感 ========== */
        .reveal.active {
            animation: blockPlace 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
        }

        @keyframes blockPlace {
            0% {
                opacity: 0;
                transform: translateY(40px) scale(0.85);
            }
            60% {
                opacity: 1;
                transform: translateY(-8px) scale(1.03);
            }
            80% {
                transform: translateY(3px) scale(0.98);
            }
            100% {
                opacity: 1;
                transform: translateY(0) scale(1);
            }
        }

        /* ========== 点击波纹 - MC 攻击/挖掘反馈 ========== */
        .click-ripple {
            position: fixed;
            pointer-events: none;
            z-index: 10000;
            border: 2px solid rgba(255,255,255,0.5);
            border-radius: 50%;
            animation: clickRippleOut 0.5s ease-out forwards;
        }

        @keyframes clickRippleOut {
            0% {
                width: 0;
                height: 0;
                opacity: 0.6;
                transform: translate(-50%, -50%) scale(0);
            }
            100% {
                width: 60px;
                height: 60px;
                opacity: 0;
                transform: translate(-50%, -50%) scale(1);
            }
        }