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

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: #333;
    background: #fff;
}

a {
    color: inherit;
    text-decoration: none;
}

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 100;
}

.header-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.logo-main {
    font-size: 18px;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.logo-sub {
    font-size: 12px;
    color: #999;
    letter-spacing: 1px;
}

.nav a {
    font-size: 15px;
    color: #666;
    transition: color 0.2s;
}

.nav a:hover {
    color: #333;
}

.nav {
    display: flex;
    align-items: center;
    gap: 24px;
}

.lang-switch {
    position: relative;
}

.lang-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    padding: 0;
    background: transparent;
    border: 1px solid #e0e0e0;
    border-radius: 50%;
    cursor: pointer;
    color: #666;
    transition: all 0.2s;
}

.lang-btn:hover {
    border-color: #ccc;
    color: #333;
    background: #f9f9f9;
}

.lang-icon {
    width: 20px;
    height: 20px;
}

.lang-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 8px;
    padding: 8px 0;
    background: #fff;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    list-style: none;
    display: none;
    min-width: 140px;
    z-index: 200;
}

.lang-switch.active .lang-dropdown {
    display: block;
}

.lang-dropdown li {
    padding: 10px 16px;
    font-size: 14px;
    color: #333;
    cursor: pointer;
    transition: background 0.2s;
}

.lang-dropdown li:hover {
    background: #f5f5f5;
}

.lang-dropdown li.active {
    color: #000;
    font-weight: 500;
}

.section-inner {
    max-width: 1000px;
    margin: 0 auto;
    padding: 80px 40px;
}

.games {
    background: #fafafa;
}

.games.first-section {
    padding-top: 100px;
}

.games h2,
.about h2,
.contact h2 {
    font-size: 24px;
    font-weight: 500;
    margin-bottom: 48px;
    letter-spacing: 1px;
}

.games-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.game-item {
    background: #fff;
    border-radius: 8px;
    overflow: hidden;
    transition: transform 0.2s, box-shadow 0.2s;
}

.game-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.08);
}

.game-cover {
    aspect-ratio: 16 / 9;
    background: linear-gradient(135deg, #e0e0e0 0%, #f5f5f5 100%);
}

.game-info {
    padding: 24px;
}

.game-info h3 {
    font-size: 18px;
    font-weight: 500;
    margin-bottom: 8px;
}

.game-info p {
    font-size: 14px;
    color: #888;
    margin-bottom: 16px;
}

.game-status {
    display: inline-block;
    font-size: 12px;
    padding: 4px 12px;
    background: #f0f0f0;
    border-radius: 4px;
    color: #666;
}

.about-content {
    max-width: 600px;
}

.about-content p {
    font-size: 16px;
    color: #555;
    margin-bottom: 16px;
    line-height: 1.8;
}

.contact {
    background: #fafafa;
}

.contact-email {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 32px;
}

.contact-email a {
    font-size: 15px;
    color: #333;
}

.contact-email a:hover {
    color: #666;
}

.contact-label {
    font-size: 15px;
    color: #333;
}

.contact-list {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    background: #fff;
    border-radius: 8px;
    transition: opacity 0.2s;
}

.contact-item:hover {
    opacity: 0.7;
}

.contact-icon {
    width: 24px;
    height: 24px;
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
}

.contact-icon.email {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23666'%3E%3Cpath d='M20 4H4c-1.1 0-1.99.9-1.99 2L2 18c0 1.1.9 2 2 2h16c1.1 0 2-.9 2-2V6c0-1.1-.9-2-2-2zm0 4l-8 5-8-5V6l8 5 8-5v2z'/%3E%3C/svg%3E");
}

.contact-icon.discord {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%235865F2'%3E%3Cpath d='M20.317 4.37a19.791 19.791 0 0 0-4.885-1.515.074.074 0 0 0-.079.037c-.21.375-.444.864-.608 1.25a18.27 18.27 0 0 0-5.487 0 12.64 12.64 0 0 0-.617-1.25.077.077 0 0 0-.079-.037A19.736 19.736 0 0 0 3.677 4.37a.07.07 0 0 0-.032.027C.533 9.046-.32 13.58.099 18.057a.082.082 0 0 0 .031.057 19.9 19.9 0 0 0 5.993 3.03.078.078 0 0 0 .084-.028 14.09 14.09 0 0 0 1.226-1.994.076.076 0 0 0-.041-.106 13.107 13.107 0 0 1-1.872-.892.077.077 0 0 1-.008-.128 10.2 10.2 0 0 0 .372-.292.074.074 0 0 1 .077-.01c3.928 1.793 8.18 1.793 12.062 0a.074.074 0 0 1 .078.01c.12.098.246.198.373.292a.077.077 0 0 1-.006.127 12.299 12.299 0 0 1-1.873.892.077.077 0 0 0-.041.107c.36.698.772 1.362 1.225 1.993a.076.076 0 0 0 .084.028 19.839 19.839 0 0 0 6.002-3.03.077.077 0 0 0 .032-.054c.5-5.177-.838-9.674-3.549-13.66a.061.061 0 0 0-.031-.03zM8.02 15.33c-1.183 0-2.157-1.085-2.157-2.419 0-1.333.956-2.419 2.157-2.419 1.21 0 2.176 1.096 2.157 2.42 0 1.333-.956 2.418-2.157 2.418zm7.975 0c-1.183 0-2.157-1.085-2.157-2.419 0-1.333.955-2.419 2.157-2.419 1.21 0 2.176 1.096 2.157 2.42 0 1.333-.946 2.418-2.157 2.418z'/%3E%3C/svg%3E");
}

.contact-icon.youtube {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23FF0000'%3E%3Cpath d='M23.498 6.186a3.016 3.016 0 0 0-2.122-2.136C19.505 3.545 12 3.545 12 3.545s-7.505 0-9.377.505A3.017 3.017 0 0 0 .502 6.186C0 8.07 0 12 0 12s0 3.93.502 5.814a3.016 3.016 0 0 0 2.122 2.136c1.871.505 9.376.505 9.376.505s7.505 0 9.377-.505a3.015 3.015 0 0 0 2.122-2.136C24 15.93 24 12 24 12s0-3.93-.502-5.814zM9.545 15.568V8.432L15.818 12l-6.273 3.568z'/%3E%3C/svg%3E");
}

.contact-icon.x {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23000'%3E%3Cpath d='M18.244 2.25h3.308l-7.227 8.26 8.502 11.24H16.17l-5.214-6.817L4.99 21.75H1.68l7.73-8.835L1.254 2.25H8.08l4.713 6.231zm-1.161 17.52h1.833L7.084 4.126H5.117z'/%3E%3C/svg%3E");
}

.contact-icon.bilibili {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%2300A1D6'%3E%3Cpath d='M17.813 4.653h.854c1.51.054 2.769.578 3.773 1.574 1.004.995 1.524 2.249 1.56 3.76v7.36c-.036 1.51-.556 2.769-1.56 3.773s-2.262 1.524-3.773 1.56H5.333c-1.51-.036-2.769-.556-3.773-1.56S.036 18.858 0 17.347v-7.36c.036-1.511.556-2.765 1.56-3.76 1.004-.996 2.262-1.52 3.773-1.574h.774l-1.174-1.12a1.234 1.234 0 0 1-.373-.906c0-.356.124-.658.373-.907l.027-.027c.267-.249.573-.373.92-.373.347 0 .653.124.92.373L9.653 4.44c.071.071.134.142.187.213h4.267a.836.836 0 0 1 .16-.213l2.853-2.747c.267-.249.573-.373.92-.373.347 0 .662.151.929.4.267.249.391.551.391.907 0 .355-.124.657-.373.906zM5.333 7.24c-.746.018-1.373.276-1.88.773-.506.498-.769 1.13-.786 1.894v7.52c.017.764.28 1.395.786 1.893.507.498 1.134.756 1.88.773h13.334c.746-.017 1.373-.275 1.88-.773.506-.498.769-1.129.786-1.893v-7.52c-.017-.765-.28-1.396-.786-1.894-.507-.497-1.134-.755-1.88-.773zM8 11.107c.373 0 .684.124.933.373.25.249.383.569.4.96v1.173c-.017.391-.15.711-.4.96-.249.25-.56.374-.933.374s-.684-.125-.933-.374c-.25-.249-.383-.569-.4-.96V12.44c0-.373.129-.689.386-.947.258-.257.574-.386.947-.386zm8 0c.373 0 .684.124.933.373.25.249.383.569.4.96v1.173c-.017.391-.15.711-.4.96-.249.25-.56.374-.933.374s-.684-.125-.933-.374c-.25-.249-.383-.569-.4-.96V12.44c.017-.391.15-.711.4-.96.249-.249.56-.373.933-.373z'/%3E%3C/svg%3E");
}

.contact-icon.douyin {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23000'%3E%3Cpath d='M12.525.02c1.31-.02 2.61-.01 3.91-.02.08 1.53.63 3.09 1.75 4.17 1.12 1.11 2.7 1.62 4.24 1.79v4.03c-1.44-.05-2.89-.35-4.2-.97-.57-.26-1.1-.59-1.62-.93-.01 2.92.01 5.84-.02 8.75-.08 1.4-.54 2.79-1.35 3.94-1.31 1.92-3.58 3.17-5.91 3.21-1.43.08-2.86-.31-4.08-1.03-2.02-1.19-3.44-3.37-3.65-5.71-.02-.5-.03-1-.01-1.49.18-1.9 1.12-3.72 2.58-4.96 1.66-1.44 3.98-2.13 6.15-1.72.02 1.48-.04 2.96-.04 4.44-.99-.32-2.15-.23-3.02.37-.63.41-1.11 1.04-1.36 1.75-.21.51-.15 1.07-.14 1.61.24 1.64 1.82 3.02 3.5 2.87 1.12-.01 2.19-.66 2.77-1.61.19-.33.4-.67.41-1.06.1-1.79.06-3.57.07-5.36.01-4.03-.01-8.05.02-12.07z'/%3E%3C/svg%3E");
}

.contact-name {
    font-size: 14px;
    color: #333;
}

.tools {
    background: #fff;
}

.tools h2 {
    font-size: 24px;
    font-weight: 500;
    margin-bottom: 48px;
    letter-spacing: 1px;
}

.tools-list {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
}

.tool-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 24px;
    background: #fafafa;
    border-radius: 8px;
    transition: background 0.2s;
}

.tool-item:hover {
    background: #f0f0f0;
}

.tool-icon {
    width: 28px;
    height: 28px;
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
}

.tool-icon.steam {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%231b2838'%3E%3Cpath d='M11.979 0C5.678 0 .511 4.86.022 11.037l6.432 2.658c.545-.371 1.203-.59 1.912-.59.063 0 .125.004.188.006l2.861-4.142V8.91c0-2.495 2.028-4.524 4.524-4.524 2.494 0 4.524 2.031 4.524 4.527s-2.03 4.525-4.524 4.525h-.105l-4.076 2.911c0 .052.004.105.004.159 0 1.875-1.515 3.396-3.39 3.396-1.635 0-3.016-1.173-3.331-2.727L.436 15.27C1.862 20.307 6.486 24 11.979 24c6.627 0 11.999-5.373 11.999-12S18.605 0 11.979 0zM7.54 18.21l-1.473-.61c.262.543.714.999 1.314 1.25 1.297.539 2.793-.076 3.332-1.375.263-.63.264-1.319.005-1.949s-.75-1.121-1.377-1.383c-.624-.26-1.29-.249-1.878-.03l1.523.63c.956.4 1.409 1.5 1.009 2.455-.397.957-1.497 1.41-2.454 1.012zm11.415-9.303c0-1.662-1.353-3.015-3.015-3.015-1.665 0-3.015 1.353-3.015 3.015 0 1.665 1.35 3.015 3.015 3.015 1.663 0 3.015-1.35 3.015-3.015zm-5.273-.005c0-1.252 1.013-2.266 2.265-2.266 1.249 0 2.266 1.014 2.266 2.266 0 1.251-1.017 2.265-2.266 2.265-1.253 0-2.265-1.014-2.265-2.265z'/%3E%3C/svg%3E");
}

.tool-name {
    font-size: 15px;
    color: #333;
}

.footer {
    padding: 40px;
    text-align: center;
}

.footer-inner {
    max-width: 1200px;
    margin: 0 auto;
}

.footer p {
    font-size: 14px;
    color: #999;
}

@media (max-width: 768px) {
    .header-inner {
        padding: 16px 24px;
    }

    .section-inner {
        padding: 60px 24px;
    }

    .games.first-section {
        padding-top: 70px;
    }

    .games h2,
.about h2,
.contact h2,
.tools h2 {
    font-size: 20px;
    margin-bottom: 32px;
}

    .games-list {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .game-info {
        padding: 20px;
    }

    .game-info h3 {
        font-size: 16px;
    }

    .about-content p {
        font-size: 15px;
    }

    .contact-list {
        gap: 12px;
    }

    .contact-item {
        padding: 10px 14px;
    }

    .footer {
        padding: 32px 24px;
    }
}

@media (max-width: 480px) {
    .logo-main {
        font-size: 16px;
    }

    .logo-sub {
        font-size: 11px;
    }

    .nav {
        gap: 12px;
    }

    .nav a {
        font-size: 14px;
    }

    .lang-btn {
        width: 32px;
        height: 32px;
    }

    .lang-icon {
        width: 18px;
        height: 18px;
    }

    .lang-dropdown {
        min-width: 120px;
    }

    .lang-dropdown li {
        padding: 8px 12px;
        font-size: 12px;
    }
}