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

:root {
    --neon-cyan: #00f0ff;
    --neon-green: #39ff14;
    --neon-pink: #ff006e;
    --neon-purple: #b537f2;
    --dark-bg: #0a0a0a;
    --dark-layer: #1a1a2e;
    --dark-highlight: #16213e;
    --text-primary: #e8e8ff;
    --text-secondary: #a0a0c0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Courier New', monospace;
    background: var(--dark-bg);
    color: var(--text-primary);
    line-height: 1.6;
    position: relative;
    overflow-x: hidden;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        repeating-linear-gradient(
            0deg,
            rgba(0, 240, 255, 0.03) 0px,
            rgba(0, 240, 255, 0.03) 1px,
            transparent 1px,
            transparent 2px
        );
    pointer-events: none;
    z-index: 1;
}

/* ===== 导航栏 ===== */
.nav-cyber-i8d4 {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(10, 10, 10, 0.9);
    border-bottom: 2px solid var(--neon-cyan);
    box-shadow: 0 0 20px rgba(0, 240, 255, 0.3);
    padding: 1rem 0;
}

.nav-wrapper-i8d4 {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo-i8d4 {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo-img-i8d4 {
    width: 40px;
    height: 40px;
    border: 2px solid var(--neon-cyan);
    border-radius: 4px;
    object-fit: cover;
}

.logo-text-i8d4 {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--neon-cyan);
    text-shadow: 0 0 10px var(--neon-cyan);
}

.hamburger-i8d4 {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    flex-direction: column;
    gap: 5px;
}

.hamburger-i8d4 span {
    width: 25px;
    height: 3px;
    background: var(--neon-cyan);
    border-radius: 2px;
    transition: 0.3s;
    box-shadow: 0 0 10px rgba(0, 240, 255, 0.5);
}

.nav-menu-i8d4 {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-item-i8d4 {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    position: relative;
    transition: 0.3s;
}

.nav-item-i8d4::before {
    content: '[';
    color: var(--neon-cyan);
    margin-right: 0.3rem;
}

.nav-item-i8d4::after {
    content: ']';
    color: var(--neon-cyan);
    margin-left: 0.3rem;
}

.nav-item-i8d4:hover {
    color: var(--neon-cyan);
    text-shadow: 0 0 10px var(--neon-cyan);
}

/* ===== 英雄区 ===== */
.hero-cyber-i8d4 {
    padding: 6rem 2rem;
    background: linear-gradient(135deg, rgba(22, 33, 62, 0.5) 0%, rgba(26, 26, 46, 0.8) 100%);
    border-bottom: 2px solid rgba(57, 255, 20, 0.3);
    position: relative;
    overflow: hidden;
}

.hero-cyber-i8d4::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0, 240, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.hero-grid-i8d4 {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-left-i8d4 {
    display: flex;
    flex-direction: column;
}

.hero-text-i8d4 {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.hero-title-i8d4 {
    font-size: 3.5rem;
    font-weight: 900;
    color: var(--neon-cyan);
    text-shadow: 
        0 0 10px var(--neon-cyan),
        0 0 20px rgba(0, 240, 255, 0.5),
        2px 2px 0 var(--neon-pink);
    line-height: 1.1;
}

.hero-desc-i8d4 {
    font-size: 1.2rem;
    color: var(--text-secondary);
}

.hero-tags-i8d4 {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.tag-cyber-i8d4 {
    display: inline-block;
    padding: 0.4rem 1rem;
    border: 1px solid var(--neon-green);
    color: var(--neon-green);
    background: rgba(57, 255, 20, 0.1);
    text-shadow: 0 0 10px rgba(57, 255, 20, 0.5);
    box-shadow: inset 0 0 10px rgba(57, 255, 20, 0.2);
    font-size: 0.9rem;
}

.btn-download-cyber-i8d4 {
    display: inline-flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 2rem;
    background: linear-gradient(135deg, rgba(0, 240, 255, 0.2), rgba(255, 0, 110, 0.2));
    border: 2px solid var(--neon-cyan);
    color: var(--neon-cyan);
    text-decoration: none;
    font-weight: bold;
    width: fit-content;
    transition: 0.3s;
    box-shadow: 
        0 0 20px var(--neon-cyan),
        inset 0 0 20px rgba(0, 240, 255, 0.1);
}

.btn-download-cyber-i8d4:hover {
    background: linear-gradient(135deg, rgba(0, 240, 255, 0.4), rgba(255, 0, 110, 0.3));
    box-shadow: 
        0 0 30px var(--neon-cyan),
        inset 0 0 20px rgba(0, 240, 255, 0.2);
    transform: translateX(5px);
}

.btn-download-cyber-i8d4 i {
    margin-left: 1rem;
}

.hero-right-i8d4 {
    position: relative;
}

.hero-img-i8d4 {
    width: 100%;
    height: auto;
    border: 2px solid var(--neon-pink);
    box-shadow: 
        0 0 30px var(--neon-pink),
        inset 0 0 20px rgba(255, 0, 110, 0.2);
    filter: contrast(1.1) brightness(1.05);
}

/* ===== 内容区 ===== */
.main-cyber-i8d4 {
    position: relative;
    z-index: 2;
}

.section-container-i8d4 {
    max-width: 1200px;
    margin: 0 auto;
    padding: 4rem 2rem;
}

.section-header-i8d4 {
    margin-bottom: 3rem;
}

.section-title-i8d4 {
    font-size: 2.5rem;
    color: var(--neon-green);
    text-shadow: 0 0 20px rgba(57, 255, 20, 0.5);
    font-weight: bold;
    border-bottom: 2px solid var(--neon-green);
    padding-bottom: 1rem;
}

/* ===== 游戏介绍 ===== */
.intro-section-i8d4 {
    background: var(--dark-layer);
    border: 1px solid rgba(0, 240, 255, 0.2);
    box-shadow: 0 0 20px rgba(0, 240, 255, 0.1);
}

.intro-box-i8d4 {
    background: rgba(22, 33, 62, 0.5);
    padding: 2rem;
    border-left: 4px solid var(--neon-cyan);
    box-shadow: inset 0 0 20px rgba(0, 240, 255, 0.05);
    color: var(--text-secondary);
    line-height: 1.8;
}

.intro-box-i8d4 p {
    margin-bottom: 1.5rem;
}

/* ===== 游戏攻略 ===== */
.guide-section-i8d4 {
    background: var(--dark-layer);
    border: 1px solid rgba(185, 55, 242, 0.2);
    box-shadow: 0 0 20px rgba(185, 55, 242, 0.1);
}

.guide-box-i8d4 {
    background: rgba(22, 33, 62, 0.5);
    padding: 2rem;
    border-left: 4px solid var(--neon-purple);
    box-shadow: inset 0 0 20px rgba(185, 55, 242, 0.05);
    color: var(--text-secondary);
    line-height: 1.8;
}

.guide-box-i8d4 p {
    margin-bottom: 1.5rem;
}

.guide-box-i8d4 h2,
.guide-box-i8d4 h3 {
    color: var(--neon-purple);
    margin: 2rem 0 1rem;
}

.guide-box-i8d4 ul,
.guide-box-i8d4 ol {
    margin-left: 2rem;
    margin-bottom: 1.5rem;
}

/* ===== 下载区 ===== */
.download-section-i8d4 {
    background: linear-gradient(135deg, rgba(255, 0, 110, 0.1) 0%, rgba(0, 240, 255, 0.1) 100%);
    border: 2px solid var(--neon-pink);
    box-shadow: 0 0 30px rgba(255, 0, 110, 0.2);
}

.download-cyber-box-i8d4 {
    background: rgba(22, 33, 62, 0.8);
    padding: 3rem;
    border: 1px solid var(--neon-cyan);
    box-shadow: inset 0 0 20px rgba(0, 240, 255, 0.1);
}

.download-content-i8d4 {
    text-align: center;
}

.download-title-i8d4 {
    font-size: 2.5rem;
    color: var(--neon-pink);
    text-shadow: 0 0 20px rgba(255, 0, 110, 0.5);
    margin-bottom: 1rem;
}

.download-subtitle-i8d4 {
    color: var(--text-secondary);
    margin-bottom: 2rem;
    font-size: 1.1rem;
}

.btn-download-large-i8d4 {
    display: inline-flex;
    align-items: center;
    gap: 1rem;
    padding: 1.2rem 3rem;
    background: linear-gradient(135deg, var(--neon-pink), var(--neon-purple));
    border: 2px solid var(--neon-pink);
    color: white;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.1rem;
    cursor: pointer;
    transition: 0.3s;
    box-shadow: 0 0 30px rgba(255, 0, 110, 0.4);
    margin-bottom: 2rem;
}

.btn-download-large-i8d4:hover {
    transform: scale(1.05);
    box-shadow: 0 0 40px rgba(255, 0, 110, 0.6);
}

.download-info-grid-i8d4 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(0, 240, 255, 0.3);
}

.info-card-i8d4 {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.8rem;
    color: var(--neon-green);
}

.info-card-i8d4 i {
    font-size: 2rem;
    text-shadow: 0 0 10px rgba(57, 255, 20, 0.5);
}

/* ===== 页脚 ===== */
.footer-cyber-i8d4 {
    background: var(--dark-layer);
    border-top: 2px solid var(--neon-cyan);
    box-shadow: 0 0 20px rgba(0, 240, 255, 0.2);
    padding: 3rem 0 1rem;
}

.footer-wrapper-i8d4 {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.footer-grid-i8d4 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-col-i8d4 {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-brand-i8d4 {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.footer-logo-i8d4 {
    width: 45px;
    height: 45px;
    border: 2px solid var(--neon-cyan);
    border-radius: 4px;
    object-fit: cover;
}

.footer-title-i8d4 {
    font-size: 1.3rem;
    color: var(--neon-cyan);
}

.footer-desc-i8d4 {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.footer-heading-i8d4 {
    color: var(--neon-green);
    font-weight: bold;
    text-shadow: 0 0 10px rgba(57, 255, 20, 0.3);
}

.footer-links-i8d4 {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.footer-link-i8d4 {
    color: var(--text-secondary);
    text-decoration: none;
    transition: 0.3s;
}

.footer-link-i8d4:hover {
    color: var(--neon-cyan);
    text-shadow: 0 0 10px var(--neon-cyan);
}

.link-friend-i8d4 {
    color: var(--neon-pink);
}

.link-friend-i8d4:hover {
    color: var(--neon-pink);
    text-shadow: 0 0 10px rgba(255, 0, 110, 0.5);
}

.footer-bottom-i8d4 {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(0, 240, 255, 0.2);
}

.copyright-i8d4 {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* ===== 响应式 ===== */
@media (max-width: 768px) {
    .hamburger-i8d4 {
        display: flex;
    }

    .nav-menu-i8d4 {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        background: rgba(10, 10, 10, 0.95);
        padding: 1rem;
        gap: 0;
        border-bottom: 2px solid var(--neon-cyan);
    }

    .nav-menu-i8d4.active {
        display: flex;
    }

    .hero-grid-i8d4 {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .hero-title-i8d4 {
        font-size: 2.5rem;
    }

    .download-info-grid-i8d4 {
        grid-template-columns: 1fr;
    }

    .footer-grid-i8d4 {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero-title-i8d4 {
        font-size: 1.8rem;
    }

    .section-title-i8d4 {
        font-size: 1.8rem;
    }

    .btn-download-cyber-i8d4,
    .btn-download-large-i8d4 {
        width: 100%;
        justify-content: center;
    }
}