/* ========== 全局样式重置 + CSS变量定义（核心） ========== */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            scroll-behavior: smooth;
        }
        :root {
            /* 主题颜色变量（对应原Tailwind配置） */
            --primary: #6B7280;
            --secondary: #4B5563;
            --dark: #121212;
            --darker: #0A0A0A;
            --light: #F3F4F6;
            --accent: #9CA3AF;
            --download: #FF7A00;
            --server: #FF7A00;
            /* 尺寸变量 */
            --container-width: 1200px;
            --gap: 20px;
            --radius-lg: 16px;
            --radius-md: 8px;
            --radius-sm: 4px;
        }
        body {
            font-family: 'Montserrat', sans-serif;
            background-color: var(--dark);
            color: var(--light);
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: inherit;
        }
        ul {
            list-style: none;
        }
        img {
            max-width: 100%;
            display: block;
        }
        video {
            max-width: 100%;
            display: block;
        }
        .container {
            max-width: var(--container-width);
            width: 100%;
            margin: 0 auto;
            padding: 0 16px;
        }
        .btn {
            display: inline-block;
            padding: 12px 24px;
            border-radius: 999px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            text-align: center;
        }
        .text-center {
            text-align: center;
        }
        .flex {
            display: flex;
        }
        .flex-col {
            flex-direction: column;
        }
        .justify-between {
            justify-content: space-between;
        }
        .justify-center {
            justify-content: center;
        }
        .items-center {
            align-items: center;
        }
        .gap-4 { gap: 16px; }
        .gap-6 { gap: 24px; }
        .gap-8 { gap: 32px; }
        .mb-4 { margin-bottom: 16px; }
        .mb-6 { margin-bottom: 24px; }
        .mb-8 { margin-bottom: 32px; }
        .mb-10 { margin-bottom: 40px; }
        .mb-16 { margin-bottom: 64px; }
        .mt-12 { margin-top: 48px; }
        .py-16 { padding: 64px 0; }
        .py-20 { padding: 80px 0; }
        .hidden { display: none; }
        .relative { position: relative; }
        .absolute { position: absolute; }
        .inset-0 { top:0; left:0; right:0; bottom:0; }
        .z-0 { z-index: 0; }
        .z-10 { z-index: 10; }
        .z-20 { z-index: 20; }
        .z-50 { z-index: 50; }
        .overflow-hidden { overflow: hidden; }

        /* ========== 自定义动画 + 工具样式（原Tailwind @layer） ========== */
        @keyframes float {
            0% { transform: translateY(0px); }
            50% { transform: translateY(-20px); }
            100% { transform: translateY(0px); }
        }
        @keyframes pulse {
            0% { box-shadow: 0 0 0 0 rgba(255, 122, 0, 0.7); }
            70% { box-shadow: 0 0 0 10px rgba(255, 122, 0, 0); }
            100% { box-shadow: 0 0 0 0 rgba(255, 122, 0, 0); }
        }
        @keyframes fadeIn {
            0% { opacity: 0; }
            100% { opacity: 1; }
        }
        @keyframes bounce {
            0%, 100% { transform: translateY(-25%); }
            50% { transform: translateY(0); }
        }
        .text-shadow { text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5); }
        .text-shadow-lg { text-shadow: 3px 3px 6px rgba(0, 0, 0, 0.7); }
        .animate-float { animation: float 6s ease-in-out infinite; }
        .bg-gradient-game { background: linear-gradient(135deg, #1F2937 0%, #374151 100%); }
        .pulse-effect { animation: pulse 2s infinite; }
        .animate-bounce { animation: bounce 2s infinite; }
        .animate-fadeIn { animation: fadeIn 1s ease-in-out; }

        /* 滚动条隐藏 */
        .scrollbar-hide::-webkit-scrollbar { display: none; }
        .scrollbar-hide {
            -ms-overflow-style: none;
            scrollbar-width: none;
        }

        /* 悬浮提示框 */
        .tooltip { position: relative; cursor: pointer; }
        .tooltip .tooltip-text {
            visibility: hidden;
            opacity: 0;
            transition: opacity 0.3s, top 0.3s;
            position: absolute;
            z-index: 100;
            top: 100%;
            left: 50%;
            transform: translateX(-50%);
            background-color: rgba(31, 41, 55, 0.95);
            backdrop-filter: blur(4px);
            color: var(--light);
            text-align: center;
            padding: 10px;
            border-radius: 8px;
            border: 1px solid rgba(55, 65, 81, 0.3);
            min-width: 200px;
            pointer-events: none;
            margin-top: 10px;
        }
        .tooltip:hover .tooltip-text {
            visibility: visible;
            opacity: 1;
            top: 105%;
        }
        .tooltip .tooltip-text::after {
            content: "";
            position: absolute;
            bottom: 100%;
            left: 50%;
            margin-left: -5px;
            border-width: 5px;
            border-style: solid;
            border-color: transparent transparent rgba(31, 41, 55, 0.95) transparent;
        }

        /* 服务器标签样式 */
        .server-tag {
            border: 2px solid var(--accent);
            text-align: center;
            padding: 8px 12px;
            border-radius: 8px;
            transition: all 0.3s ease;
            cursor: pointer;
            white-space: nowrap;
        }
        .server-tag:hover {
            border-color: var(--server);
            background-color: rgba(255,122,0,0.1);
        }
        .server-tag-popular {
            border: 2px solid var(--accent);
            position: relative;
            text-align: center;
            padding: 8px 12px;
            border-radius: 8px;
            transition: all 0.3s ease;
            cursor: pointer;
            white-space: nowrap;
        }
        .server-tag-popular:hover { background-color: rgba(255,122,0,0.1); }
        .server-tag-popular::after {
            content: "热门";
            position: absolute;
            top: -12px;
            right: -12px;
            background-color: var(--server);
            color: white;
            font-size: 12px;
            font-weight: bold;
            padding: 2px 8px;
            border-radius: 999px;
        }
        .server-status-indicator {
            position: absolute;
            top: 50%;
            left: 8px;
            transform: translateY(-50%);
            width: 8px;
            height: 8px;
            border-radius: 50%;
        }

        /* 页脚样式 */
        .footer-glow { box-shadow: 0 -4px 20px rgba(55, 65, 81, 0.1); }
        .footer-column-title {
            position: relative;
            display: inline-block;
            padding-bottom: 8px;
            margin-bottom: 24px;
            font-size: 18px;
            font-weight: bold;
        }
        .footer-column-title::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            height: 2px;
            width: 40px;
            background-color: var(--download);
        }

        /* ========== 页面模块样式 ========== */
        /* 导航栏 */
        #navbar {
            position: fixed;
            width: 100%;
            top: 0;
            padding: 16px 0;
            transition: all 0.3s ease;
            z-index: 50;
        }
        #navbar .nav-wrap {
            display: flex;
            justify-content: space-between;
            align-items: center;
            height: 60px;
        }
        #navbar .logo img { height: 60px; }
        #navbar .nav-list {
            display: flex;
            gap: 40px;
        }
        #navbar .nav-list a {
            font-size: 18px;
            transition: color 0.3s ease;
        }
        #navbar .nav-list a:hover { color: var(--primary); }
        #menu-toggle {
            font-size: 24px;
            cursor: pointer;
            display: none;
        }

        /* 移动端导航菜单 */
        #mobile-menu {
            background-color: rgba(18,18,18,0.95);
            backdrop-filter: blur(12px);
            position: absolute;
            width: 100%;
            left: 0;
            top: 100%;
            transform: translateY(-100%);
            opacity: 0;
            transition: all 0.3s ease;
            pointer-events: none;
            padding: 24px 16px;
        }
        #mobile-menu a {
            padding: 12px 0;
            font-size: 18px;
            transition: color 0.3s ease;
        }
        #mobile-menu a:hover { color: var(--primary); }
        #mobile-menu .btn {
            background-color: var(--download);
            color: white;
            padding: 16px 24px;
            font-size: 18px;
            font-weight: 600;
            border-radius: 999px;
        }
        #mobile-menu .btn:hover { background-color: rgba(255,122,0,0.9); }

        /* 客服弹窗 */
        #support-modal {
            position: fixed;
            inset: 0;
            background-color: rgba(18,18,18,0.8);
            backdrop-filter: blur(4px);
            z-index: 50;
            display: flex;
            align-items: center;
            justify-content: center;
            opacity: 0;
            pointer-events: none;
            transition: opacity 0.3s ease;
        }
        #support-modal .modal-content {
            background-color: var(--dark);
            border: 1px solid rgba(243,244,246,0.2);
            border-radius: 16px;
            padding: 24px;
            max-width: 320px;
            width: 100%;
            margin: 0 16px;
            transform: scale(0.95);
            transition: transform 0.3s ease;
        }
        #support-modal .modal-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 16px;
        }
        #support-modal .modal-header h3 {
            font-size: 20px;
            font-weight: bold;
        }
        #support-modal .modal-header #close-modal {
            color: rgba(243,244,246,0.6);
            cursor: pointer;
            font-size: 20px;
        }
        #support-modal .modal-header #close-modal:hover { color: var(--light); }
        #support-modal .modal-body { display: flex; flex-direction: column; align-items: center; }
        #support-modal .modal-body img {
            width: 224px;
            height: 224px;
            object-fit: cover;
            border-radius: 8px;
            border: 1px solid rgba(243,244,246,0.1);
            padding: 8px;
            margin-bottom: 16px;
        }
        #support-modal .modal-body p { text-align: center; }
        #support-modal .modal-body p:last-child {
            font-size: 14px;
            color: rgba(243,244,246,0.6);
        }

        /* 英雄区域 */
        #home {
            height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
            overflow: hidden;
        }
        #home .bg-video {
            position: absolute;
            inset: 0;
            z-index: 0;
        }
        #home .bg-video::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(to bottom, rgba(18,18,18,0.7), rgba(18,18,18,0.5), var(--dark));
            z-index: 1;
        }
        #home .bg-video video,
        #home .bg-video img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        #home .home-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 1200px;
            width: 100%;
            padding: 0 16px;
        }
        #home .home-content h1 {
            font-size: clamp(40px, 8vw, 80px);
            font-weight: bold;
            line-height: 1.2;
            text-shadow: 3px 3px 6px rgba(0,0,0,0.7);
            margin-bottom: 24px;
            color: white;
            animation: fadeIn 1s ease-in-out;
        }
        #home .home-content p {
            font-size: clamp(16px, 3vw, 24px);
            max-width: 960px;
            margin: 0 auto 40px;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
            color: white;
            animation: fadeIn 1.5s ease-in-out;
        }
        #home .btn-group {
            display: flex;
            flex-direction: column;
            gap: 16px;
            margin-bottom: 40px;
            animation: fadeIn 2s ease-in-out;
        }
        #home .btn-primary {
            background-color: var(--download);
            color: white;
            padding: 12px 32px;
            font-size: 18px;
            font-weight: 600;
            border-radius: 999px;
            transition: all 0.3s ease;
            transform: hover scale(1.05);
        }
        #home .btn-primary:hover { background-color: rgba(255,122,0,0.9); }
        #home .btn-outline {
            background-color: transparent;
            border: 2px solid var(--light);
            color: var(--light);
            padding: 12px 32px;
            font-size: 18px;
            font-weight: 600;
            border-radius: 999px;
            transition: all 0.3s ease;
        }
        #home .btn-outline:hover {
            border-color: var(--download);
            color: var(--download);
        }
        #home .scroll-down {
            position: absolute;
            bottom: 40px;
            left: 50%;
            transform: translateX(-50%);
            color: rgba(243,244,246,0.7);
            transition: color 0.3s ease;
        }
        #home .scroll-down:hover { color: var(--download); }
        #home .scroll-down i { font-size: 24px; }

        /* 游戏介绍 */
        #intro {
            padding: 80px 0;
            background: linear-gradient(135deg, #1F2937 0%, #374151 100%);
        }
        #intro .section-title {
            font-size: clamp(28px,5vw,48px);
            font-weight: bold;
            margin-bottom: 64px;
            text-align: center;
        }
        #intro .intro-content {
            max-width: 960px;
            margin: 0 auto;
            background-color: rgba(18,18,18,0.4);
            backdrop-filter: blur(4px);
            border-radius: 16px;
            padding: 32px 48px;
            border: 1px solid rgba(243,244,246,0.1);
        }
        #intro .intro-content p {
            font-size: 18px;
            line-height: 1.8;
            margin-bottom: 24px;
            color: var(--light);
        }
        #intro .intro-content p:last-child { margin-bottom: 0; }

        /* 游戏特色 */
        #features {
            padding: 80px 0;
            background: linear-gradient(135deg, #1F2937 0%, #374151 100%);
        }
        #features .section-title {
            font-size: clamp(28px,5vw,48px);
            font-weight: bold;
            margin-bottom: 16px;
            text-align: center;
        }
        #features .section-desc {
            font-size: 18px;
            color: rgba(156,163,175,0.8);
            max-width: 768px;
            margin: 0 auto 64px;
            text-align: center;
        }
        #features .features-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 32px;
        }
        #features .feature-card {
            background-color: rgba(18,18,18,0.5);
            backdrop-filter: blur(4px);
            border-radius: 16px;
            padding: 32px;
            border: 1px solid rgba(243,244,246,0.1);
            transition: all 0.5s ease;
        }
        #features .feature-card:hover {
            border-color: rgba(255,122,0,0.5);
            transform: translateY(-8px);
            box-shadow: 0 12px 24px rgba(255,122,0,0.1);
        }
        #features .feature-card .icon-box {
            width: 64px;
            height: 64px;
            background-color: rgba(255,122,0,0.2);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 24px;
        }
        #features .feature-card .icon-box i {
            color: var(--download);
            font-size: 24px;
        }
        #features .feature-card h3 {
            font-size: 24px;
            font-weight: bold;
            margin-bottom: 16px;
        }
        #features .feature-card p {
            color: rgba(243,244,246,0.7);
            line-height: 1.6;
        }

        /* 恐龙种类 */
        #dinosaurs {
            padding: 80px 0;
            background: linear-gradient(135deg, #1F2937 0%, #374151 100%);
        }
        #dinosaurs .section-title {
            font-size: clamp(28px,5vw,48px);
            font-weight: bold;
            margin-bottom: 16px;
            text-align: center;
        }
        #dinosaurs .section-desc {
            font-size: 18px;
            color: rgba(156,163,175,0.8);
            max-width: 768px;
            margin: 0 auto 64px;
            text-align: center;
        }
        #dinosaurs .dino-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 32px;
        }
        #dinosaurs .dino-card {
            background-color: rgba(18,18,18,0.5);
            backdrop-filter: blur(4px);
            border-radius: 16px;
            overflow: hidden;
            border: 1px solid rgba(243,244,246,0.1);
            position: relative;
        }
        #dinosaurs .dino-card .dino-img {
            height: 224px;
            overflow: hidden;
        }
        #dinosaurs .dino-card .dino-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.7s ease;
        }
        #dinosaurs .dino-card:hover .dino-img img { transform: scale(1.1); }
        #dinosaurs .dino-card .dino-type {
            position: absolute;
            top: 12px;
            right: 12px;
            background-color: rgba(255,122,0,0.9);
            color: white;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 8px;
            border-radius: 999px;
        }
        #dinosaurs .dino-card .dino-info {
            padding: 24px;
            text-align: center;
        }
        #dinosaurs .dino-card .dino-info h3 {
            font-size: 24px;
            font-weight: bold;
            margin-bottom: 12px;
        }
        #dinosaurs .dino-card .dino-info p {
            color: rgba(243,244,246,0.8);
            line-height: 1.6;
        }
        #dinosaurs .more-btn {
            display: inline-block;
            border: 2px solid var(--download);
            color: var(--download);
            padding: 12px 32px;
            border-radius: 999px;
            transition: all 0.3s ease;
            margin-top: 48px;
        }
        #dinosaurs .more-btn:hover {
            background-color: var(--download);
            color: white;
        }

        /* 游戏截图 */
        #screenshots {
            padding: 80px 0;
            background-color: var(--dark);
            position: relative;
        }
        #screenshots::after {
            content: "";
            position: absolute;
            inset: 0;
            background-image: url(https://picsum.photos/id/1018/1920/1080);
            background-size: cover;
            background-position: center;
            opacity: 0.1;
            z-index: 0;
        }
        #screenshots .section-title {
            font-size: clamp(28px,5vw,48px);
            font-weight: bold;
            margin-bottom: 16px;
            text-align: center;
            position: relative;
            z-index: 10;
        }
        #screenshots .section-desc {
            font-size: 18px;
            color: rgba(156,163,175,0.8);
            max-width: 768px;
            margin: 0 auto 64px;
            text-align: center;
            position: relative;
            z-index: 10;
        }
        #screenshots .screenshot-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 24px;
            position: relative;
            z-index: 10;
        }
        #screenshots .screenshot-item {
            position: relative;
            overflow: hidden;
            border-radius: 16px;
            cursor: pointer;
        }
        #screenshots .screenshot-item img {
            width: 100%;
            height: 256px;
            object-fit: cover;
            transition: transform 0.7s ease;
        }
        #screenshots .screenshot-item:hover img { transform: scale(1.1); }
        #screenshots .screenshot-item::after {
            content: "";
            position: absolute;
            inset: 0;
            background-color: rgba(255,122,0,0.4);
            opacity: 0;
            transition: opacity 0.3s ease;
        }
        #screenshots .screenshot-item:hover::after { opacity: 1; }

        /* 配置需求 */
        #requirements {
            padding: 80px 0;
            background: linear-gradient(135deg, #1F2937 0%, #374151 100%);
        }
        #requirements .section-title {
            font-size: clamp(28px,5vw,48px);
            font-weight: bold;
            margin-bottom: 16px;
            text-align: center;
        }
        #requirements .section-desc {
            font-size: 18px;
            color: rgba(156,163,175,0.8);
            max-width: 768px;
            margin: 0 auto 64px;
            text-align: center;
        }
        #requirements .req-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 32px;
            max-width: 960px;
            margin: 0 auto;
        }
        #requirements .req-card {
            background-color: rgba(18,18,18,0.4);
            backdrop-filter: blur(4px);
            border-radius: 16px;
            padding: 32px;
            border: 1px solid rgba(243,244,246,0.1);
        }
        #requirements .req-card.recommend { border-color: rgba(255,122,0,0.3); }
        #requirements .req-card h3 {
            font-size: 24px;
            font-weight: bold;
            margin-bottom: 24px;
            display: flex;
            align-items: center;
        }
        #requirements .req-card h3 .icon-box {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-right: 12px;
        }
        #requirements .req-card.basic .icon-box {
            background-color: rgba(75,85,99,0.2);
        }
        #requirements .req-card.basic .icon-box i { color: var(--secondary); }
        #requirements .req-card.recommend .icon-box {
            background-color: rgba(255,122,0,0.2);
        }
        #requirements .req-card.recommend .icon-box i { color: var(--download); }
        #requirements .req-card ul { gap: 16px; display: flex; flex-direction: column; }
        #requirements .req-card ul li {
            display: flex;
            gap: 16px;
        }
        #requirements .req-card ul li span:first-child {
            width: 128px;
            font-weight: 600;
            color: var(--accent);
        }

        /* 限时福利 */
        #福利 {
            padding: 80px 0;
            background-color: var(--dark);
            position: relative;
            overflow: hidden;
        }
        #福利::after {
            content: "";
            position: absolute;
            inset: 0;
            background-image: url(https://picsum.photos/id/1060/1920/1080);
            background-size: cover;
            background-position: center;
            z-index: 0;
        }
        #福利 .bg-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(to right, var(--dark), rgba(18,18,18,0.9), rgba(18,18,18,0.8));
            z-index: 1;
        }
        #福利 .福利-content {
            max-width: 800px;
            margin: 0 auto;
            text-align: center;
            position: relative;
            z-index: 2;
        }
        #福利 .tag {
            display: inline-block;
            padding: 4px 16px;
            background-color: var(--server);
            color: white;
            font-size: 14px;
            font-weight: bold;
            border-radius: 999px;
            margin-bottom: 24px;
            animation: pulse 2s infinite;
        }
        #福利 h2 {
            font-size: clamp(28px,5vw,48px);
            font-weight: bold;
            margin-bottom: 24px;
        }
        #福利 p {
            font-size: 24px;
            color: rgba(243,244,246,0.9);
            max-width: 640px;
            margin: 0 auto 40px;
        }
        #福利 .code-box {
            background-color: rgba(18,18,18,0.7);
            backdrop-filter: blur(4px);
            border-radius: 16px;
            padding: 32px;
            border: 2px solid rgba(255,122,0,0.5);
            max-width: 480px;
            margin: 0 auto 40px;
            display: flex;
            align-items: center;
            gap: 16px;
        }
        #福利 .code-box #gift-code {
            flex: 1;
            font-size: 24px;
            font-family: monospace;
            font-weight: bold;
            background-color: rgba(18,18,18,0.5);
            padding: 16px 24px;
            border-radius: 8px;
            border: 1px solid rgba(243,244,246,0.2);
        }
        #福利 .code-box #copy-btn {
            background-color: var(--server);
            color: white;
            padding: 16px;
            border-radius: 8px;
            cursor: pointer;
            transition: all 0.3s ease;
        }
        #福利 .code-box #copy-btn:hover { background-color: rgba(255,122,0,0.9); }
        #福利 #copy-message {
            color: var(--server);
            margin-top: 16px;
            display: none;
        }
        #福利 .gift-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 24px;
            margin-bottom: 40px;
        }
        #福利 .gift-item {
            background-color: rgba(18,18,18,0.6);
            backdrop-filter: blur(4px);
            padding: 24px;
            border-radius: 8px;
            border: 1px solid rgba(243,244,246,0.1);
        }
        #福利 .gift-item .icon-box {
            width: 48px;
            height: 48px;
            background-color: rgba(255,122,0,0.2);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
        }
        #福利 .gift-item .icon-box i {
            color: var(--server);
            font-size: 24px;
        }
        #福利 .gift-item h3 { font-weight: bold; margin-bottom: 8px; }
        #福利 .gift-item p {
            font-size: 14px;
            color: rgba(243,244,246,0.7);
            margin: 0;
        }

        /* 公众号板块 */
        .follow-section {
            padding: 64px 0;
            background: linear-gradient(135deg, #1F2937 0%, #374151 100%);
        }
        .follow-section .content {
            max-width: 640px;
            margin: 0 auto;
            text-align: center;
        }
        .follow-section h2 {
            font-size: clamp(24px,4vw,40px);
            font-weight: bold;
            margin-bottom: 16px;
        }
        .follow-section p {
            color: rgba(156,163,175,0.8);
            margin-bottom: 32px;
        }
        .follow-section .qrcode {
            width: 256px;
            height: 256px;
            background-color: rgba(18,18,18,0.5);
            border-radius: 8px;
            padding: 16px;
            border: 1px solid rgba(243,244,246,0.1);
            margin: 0 auto;
        }
        .follow-section .qrcode img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 4px;
        }
        .follow-section .desc {
            font-size: 14px;
            color: rgba(243,244,246,0.6);
            margin-top: 24px;
        }

        /* 页脚 */
        footer {
            background-color: var(--dark);
            padding: 64px 0;
            box-shadow: 0 -4px 20px rgba(55,65,81,0.1);
        }
        footer .footer-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 40px;
            margin-bottom: 64px;
        }
        footer .footer-col .logo img { height: 60px; margin-bottom: 24px; }
        footer .footer-col p {
            color: rgba(243,244,246,0.7);
            margin-bottom: 24px;
            line-height: 1.6;
        }
        footer .social-links {
            display: flex;
            gap: 16px;
        }
        footer .social-links a {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background-color: var(--dark);
            border: 1px solid rgba(243,244,246,0.2);
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(243,244,246,0.7);
            transition: all 0.3s ease;
        }
        footer .social-links a:hover {
            background-color: var(--server);
            color: white;
            border-color: var(--server);
        }
        footer .footer-col ul { gap: 12px; display: flex; flex-direction: column; }
        footer .footer-col ul li a {
            color: rgba(243,244,246,0.7);
            transition: color 0.3s ease;
        }
        footer .footer-col ul li a:hover { color: var(--server); }
        footer .partner-section { margin-bottom: 48px; }
        footer .partner-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }
        footer .partner-grid a {
            background-color: rgba(18,18,18,0.6);
            backdrop-filter: blur(4px);
            border-radius: 8px;
            padding: 16px;
            border: 1px solid rgba(243,244,246,0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            height: 64px;
            transition: all 0.3s ease;
            color: rgba(243,244,246,0.6);
            font-size: 14px;
        }
        footer .partner-grid a:hover { border-color: rgba(255,122,0,0.5); }
        footer .copyright {
            background-color: rgba(18,18,18,0.6);
            backdrop-filter: blur(4px);
            border-radius: 8px;
            padding: 24px;
            text-align: center;
        }
        footer .copyright p {
            color: rgba(243,244,246,0.6);
            font-size: 14px;
            margin-bottom: 12px;
            line-height: 1.6;
        }
        footer .copyright p:last-child { margin-bottom: 0; }

        /* ========== 响应式媒体查询（适配移动端/平板/PC） ========== */
        @media (min-width: 768px) {
            #menu-toggle { display: none; }
            #home .btn-group { flex-direction: row; justify-content: center; }
            #features .features-grid { grid-template-columns: repeat(2,1fr); }
            #dinosaurs .dino-grid { grid-template-columns: repeat(2,1fr); }
            #screenshots .screenshot-grid { grid-template-columns: repeat(2,1fr); }
            #requirements .req-grid { grid-template-columns: repeat(2,1fr); }
            #福利 .gift-grid { grid-template-columns: repeat(3,1fr); }
            footer .footer-grid { grid-template-columns: repeat(2,1fr); }
            footer .partner-grid { grid-template-columns: repeat(3,1fr); }
        }
        @media (min-width: 1024px) {
            #features .features-grid { grid-template-columns: repeat(3,1fr); }
            #dinosaurs .dino-grid { grid-template-columns: repeat(3,1fr); }
            #screenshots .screenshot-grid { grid-template-columns: repeat(3,1fr); }
            footer .footer-grid { grid-template-columns: repeat(4,1fr); }
            footer .partner-grid { grid-template-columns: repeat(5,1fr); }
        }