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

body {
    font-family: 'Microsoft YaHei', 'PingFang SC', 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background: linear-gradient(135deg, #2c3e50 0%, #3498db 50%, #9b59b6 100%);
    background-attachment: fixed;
    overflow-x: hidden;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="rgba(255,255,255,0.08)"/><circle cx="75" cy="75" r="1" fill="rgba(255,255,255,0.08)"/><circle cx="50" cy="10" r="0.5" fill="rgba(255,255,255,0.04)"/><circle cx="20" cy="80" r="0.5" fill="rgba(255,255,255,0.04)"/><circle cx="10" cy="50" r="0.8" fill="rgba(52,152,219,0.1)"/><circle cx="90" cy="30" r="0.6" fill="rgba(155,89,182,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    pointer-events: none;
    z-index: -1;
}

.container-g3h4 {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.nav-bar-x7k2 {
    background: rgba(44, 62, 80, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 8px 32px rgba(0,0,0,0.15);
    border-bottom: 1px solid rgba(255,255,255,0.15);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-container-p9l4 {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-brand-q3w8 {
    display: flex;
    align-items: center;
    gap: 12px;
}

.nav-logo-r5t6 {
    width: 40px;
    height: 40px;
    border-radius: 8px;
}

.nav-title-m2n7 {
    color: #fff;
    font-size: 1.5rem;
    font-weight: 600;
}

.nav-menu-d8f1 {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-link-j6k3 {
    color: #fff;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link-j6k3:hover {
    color: #ffd700;
}

.nav-link-j6k3::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: #ffd700;
    transition: width 0.3s ease;
}

.nav-link-j6k3:hover::after {
    width: 100%;
}

.nav-toggle-s4h9 {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.nav-toggle-s4h9 span {
    width: 25px;
    height: 3px;
    background: #fff;
    transition: all 0.3s ease;
}

.hero-section-a1b2 {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    margin: 100px 20px 40px;
    padding: 80px 0;
    color: #fff;
    position: relative;
    overflow: hidden;
}

.hero-section-a1b2::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: float 20s ease-in-out infinite;
    pointer-events: none;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    33% { transform: translate(30px, -30px) rotate(120deg); }
    66% { transform: translate(-20px, 20px) rotate(240deg); }
}

.hero-container-c3d4 {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.hero-content-e5f6 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-title-i9j0 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 15px;
}

.hero-title-i9j0 i {
    color: #ffd700;
}

.hero-subtitle-k1l2 {
    font-size: 1.3rem;
    margin-bottom: 15px;
    color: #e8f4fd;
}

.hero-description-m3n4 {
    font-size: 1.1rem;
    margin-bottom: 25px;
    line-height: 1.7;
    color: #d1e7dd;
}

.hero-tags-o5p6 {
    display: flex;
    gap: 12px;
    margin-bottom: 30px;
}

.tag-q7r8 {
    background: rgba(255, 255, 255, 0.2);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
}

.hero-buttons-s9t0 {
    display: flex;
    gap: 20px;
}

.btn-download-u1v2, .btn-learn-w3x4 {
    padding: 15px 30px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.btn-download-u1v2 {
    background: linear-gradient(135deg, #ff6b6b 0%, #ff8e8e 100%);
    color: #fff;
    box-shadow: 0 8px 25px rgba(255, 107, 107, 0.4);
    border: none;
}

.btn-download-u1v2::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: left 0.6s;
    pointer-events: none;
}

.btn-download-u1v2:hover::before {
    left: 100%;
}

.btn-download-u1v2:hover {
    background: linear-gradient(135deg, #ff5252 0%, #ff7575 100%);
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 12px 35px rgba(255, 107, 107, 0.5);
}

.btn-learn-w3x4 {
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.btn-learn-w3x4:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 12px 35px rgba(255, 255, 255, 0.2);
}

.hero-image-y5z6 {
    text-align: center;
}

.hero-img-a7b8 {
    max-width: 100%;
    height: auto;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.section-title-i5j6 {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 50px;
    color: #2c3e50;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
}

.section-title-i5j6 i {
    color: #3498db;
}

.section-intro-e1f2 {
    padding: 80px 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    margin: 40px 20px;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.intro-content-k7l8 {
    display: flex;
    flex-direction: column;
    gap: 40px;
    align-items: center;
}

.intro-text-m9n0 {
    max-width: 800px;
    text-align: center;
}

.intro-text-m9n0 p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 20px;
    color: #555;
    text-align: justify;
}

.intro-image-o1p2 {
    text-align: center;
    margin-bottom: 20px;
}

.intro-img-q3r4 {
    max-width: 600px;
    width: 100%;
    height: auto;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.intro-img-q3r4:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.2);
}

.section-features-s5t6 {
    padding: 80px 0;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    margin: 40px 20px;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.features-grid-u7v8 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.feature-card-w9x0 {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 8px 32px rgba(0,0,0,0.1);
    border: 1px solid rgba(255, 255, 255, 0.3);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.feature-card-w9x0::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(52, 152, 219, 0.1) 0%, rgba(155, 89, 182, 0.1) 100%);
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}

.feature-card-w9x0:hover::before {
    opacity: 1;
}

.feature-card-w9x0:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 20px 60px rgba(0,0,0,0.15);
}

.feature-icon-y1z2 {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.feature-icon-y1z2 i {
    font-size: 2rem;
    color: #fff;
}

.feature-title-a3b4 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: #2c3e50;
}

.feature-desc-c5d6 {
    color: #666;
    line-height: 1.6;
}

.section-screenshots-e7f8 {
    padding: 80px 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    margin: 40px 20px;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.screenshots-grid-g9h0 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.screenshot-item-i1j2 {
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.screenshot-item-i1j2:hover {
    transform: translateY(-8px) scale(1.03);
    box-shadow: 0 15px 40px rgba(0,0,0,0.2);
}

.screenshot-img-k3l4 {
    width: 100%;
    height: auto;
    display: block;
}

.section-guides-m5n6, .section-news-a1b2 {
    padding: 80px 0;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    margin: 40px 20px;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.guides-grid-o7p8, .news-grid-c3d4 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.guide-card-q9r0, .news-card-e5f6 {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 35px;
    border-radius: 18px;
    box-shadow: 0 8px 25px rgba(0,0,0,0.12);
    border: 1px solid rgba(255, 255, 255, 0.3);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.guide-card-q9r0::before, .news-card-e5f6::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(52, 152, 219, 0.05) 0%, rgba(155, 89, 182, 0.05) 100%);
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}

.guide-card-q9r0:hover::before, .news-card-e5f6:hover::before {
    opacity: 1;
}

.guide-card-q9r0:hover, .news-card-e5f6:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 15px 40px rgba(0,0,0,0.18);
}

.guide-title-s1t2 a, .news-title-g7h8 a {
    color: #2c3e50;
    text-decoration: none;
    font-size: 1.2rem;
    font-weight: 600;
    transition: color 0.3s ease;
    position: relative;
    z-index: 1;
}

.guide-title-s1t2 a:hover, .news-title-g7h8 a:hover {
    color: #3498db;
}

.guide-excerpt-u3v4, .news-excerpt-i9j0 {
    color: #666;
    margin: 15px 0;
    line-height: 1.6;
}

.guide-meta-w5x6, .news-meta-k1l2 {
    border-top: 1px solid #eee;
    padding-top: 15px;
    margin-top: 20px;
}

.guide-date-y7z8, .news-date-m3n4 {
    color: #999;
    font-size: 0.9rem;
}

.section-download-o5p6 {
    padding: 80px 0;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    margin: 40px 20px;
    color: #fff;
    position: relative;
    overflow: hidden;
}

.section-download-o5p6::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(52, 152, 219, 0.3) 0%, rgba(155, 89, 182, 0.3) 100%);
    z-index: -1;
}

.download-content-q7r8 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    max-width: 1000px;
    margin: 0 auto;
}

.download-title-u1v2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.download-desc-w3x4 {
    font-size: 1.1rem;
    margin-bottom: 25px;
    color: #e8f4fd;
}

.download-features-y5z6 {
    list-style: none;
    margin-bottom: 30px;
}

.download-features-y5z6 li {
    padding: 8px 0;
    display: flex;
    align-items: center;
    gap: 10px;
}

.download-features-y5z6 i {
    color: #4caf50;
}

.btn-download-main-a7b8 {
    background: #ff6b6b;
    color: #fff;
    padding: 18px 40px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 12px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(255, 107, 107, 0.3);
}

.btn-download-main-a7b8:hover {
    background: #ff5252;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 107, 107, 0.4);
}

.download-image-c9d0 {
    text-align: center;
}

.download-img-e1f2 {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 8px 25px rgba(0,0,0,0.2);
}

.footer-section-g3h4 {
    background: rgba(44, 62, 80, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: #fff;
    padding: 50px 0 20px;
    margin-top: 40px;
}

.footer-content-i5j6 {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 50px;
    margin-bottom: 30px;
}

.footer-brand-m9n0 {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
}

.footer-logo-o1p2 {
    width: 40px;
    height: 40px;
    border-radius: 8px;
}

.footer-title-q3r4 {
    font-size: 1.3rem;
    font-weight: 600;
}

.footer-desc-s5t6 {
    color: #bdc3c7;
    line-height: 1.6;
}

.footer-heading-w9x0 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: #ecf0f1;
}

.footer-link-list-y1z2 {
    list-style: none;
}

.footer-link-list-y1z2 li {
    margin-bottom: 10px;
}

.footer-link-list-y1z2 a {
    color: #bdc3c7;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-link-list-y1z2 a:hover {
    color: #3498db;
}

.footer-bottom-a3b4 {
    border-top: 1px solid #34495e;
    padding-top: 20px;
    text-align: center;
}

.footer-copyright-c5d6 {
    color: #95a5a6;
    font-size: 0.9rem;
}

@media (max-width: 768px) {
    .nav-menu-d8f1 {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
        flex-direction: column;
        justify-content: flex-start;
        align-items: center;
        padding-top: 50px;
        transition: left 0.3s ease;
    }
    
    .nav-menu-d8f1.active {
        left: 0;
    }
    
    .nav-menu-d8f1 li {
        margin: 20px 0;
    }
    
    .nav-toggle-s4h9 {
        display: flex;
    }
    
    .nav-toggle-s4h9.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .nav-toggle-s4h9.active span:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle-s4h9.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    .hero-content-e5f6 {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .hero-title-i9j0 {
        font-size: 2.2rem;
    }
    
    .hero-buttons-s9t0 {
        flex-direction: column;
        align-items: center;
    }
    
    .intro-content-k7l8 {
        gap: 30px;
    }
    
    .intro-img-q3r4 {
        max-width: 100%;
    }
    
    .download-content-q7r8 {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .guide-card-q9r0, .news-card-e5f6 {
        padding: 25px;
    }
    
    .footer-content-i5j6 {
        grid-template-columns: 1fr;
        gap: 30px;
        text-align: center;
    }
    
    .section-title-i5j6 {
        font-size: 2rem;
    }
    
    .features-grid-u7v8 {
        grid-template-columns: 1fr;
    }
    
    .screenshots-grid-g9h0 {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 20px;
    }
    
    .guides-grid-o7p8, .news-grid-c3d4 {
        grid-template-columns: 1fr;
        gap: 25px;
    }
}

@media (max-width: 480px) {
    .container-g3h4 {
        padding: 0 15px;
    }
    
    .hero-section-a1b2 {
        padding: 100px 0 60px;
        margin: 80px 10px 20px;
    }
    
    .section-intro-e1f2,
    .section-features-s5t6,
    .section-screenshots-e7f8,
    .section-guides-m5n6,
    .section-news-a1b2,
    .section-download-o5p6 {
        margin: 20px 10px;
    }
    
    .hero-title-i9j0 {
        font-size: 1.8rem;
        flex-direction: column;
        gap: 10px;
    }
    
    .section-title-i5j6 {
        font-size: 1.6rem;
        flex-direction: column;
        gap: 10px;
    }
    
    .feature-card-w9x0, .guide-card-q9r0, .news-card-e5f6 {
        padding: 25px 20px;
    }
}

.download-confirm-overlay {
    position: fixed;
    inset: 0;
    display: grid;
    place-items: center;
    padding: 20px;
    background: rgba(22, 34, 47, 0.72);
    z-index: 12000;
}

.download-confirm-dialog {
    width: min(100%, 420px);
    padding: 28px;
    border: 1px solid rgba(255, 255, 255, 0.35);
    border-radius: 14px;
    background: #fff;
    color: #2c3e50;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.28);
}

.download-confirm-dialog h2 { margin-bottom: 12px; font-size: 1.35rem; }
.download-confirm-dialog p { margin-bottom: 24px; color: #566573; }
.download-confirm-actions { display: flex; justify-content: flex-end; gap: 12px; }
.download-confirm-actions button {
    min-width: 80px;
    border: 0;
    border-radius: 7px;
    padding: 10px 16px;
    cursor: pointer;
    font: inherit;
}
.download-confirm-actions [data-download-cancel] { background: #e9ecef; color: #34495e; }
.download-confirm-actions [data-download-continue] { background: #3498db; color: #fff; }
.download-confirm-actions [data-download-continue]:hover { background: #2980b9; }

@media (max-width: 480px) {
    .download-confirm-dialog { padding: 22px 18px; }
    .download-confirm-actions { justify-content: stretch; }
    .download-confirm-actions button { flex: 1; }
}