*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
:root{
  --bg-primary:#0a0e1a;
  --bg-secondary:#111827;
  --bg-card:#1a2236;
  --bg-card-hover:#1f2a42;
  --accent-gold:#c9a227;
  --accent-gold-light:#e0b83a;
  --accent-blue:#2563eb;
  --accent-blue-light:#3b82f6;
  --text-primary:#f1f5f9;
  --text-secondary:#94a3b8;
  --text-muted:#64748b;
  --border-color:#1e293b;
  --border-light:#334155;
  --radius:8px;
  --radius-lg:12px;
  --shadow:0 4px 24px rgba(0,0,0,0.3);
  --transition:all 0.3s ease;
  --max-width:1200px;
}
html{font-size:16px;scroll-behavior:smooth}
body{font-family:-apple-system,"Microsoft YaHei","PingFang SC","Helvetica Neue",sans-serif;background:var(--bg-primary);color:var(--text-primary);line-height:1.8;min-height:100vh;display:flex;flex-direction:column}
a{color:var(--accent-gold);text-decoration:none;transition:var(--transition)}
a:hover{color:var(--accent-gold-light)}
img{max-width:100%;height:auto;display:block}
ul,ol{list-style:none}
.container{width:100%;max-width:var(--max-width);margin:0 auto;padding:0 20px}

/* Header */
.site-header{background:var(--bg-secondary);border-bottom:1px solid var(--border-color);position:sticky;top:0;z-index:1000;backdrop-filter:blur(12px);background:rgba(17,24,39,0.95)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:64px}
.site-logo{font-size:1.5rem;font-weight:700;color:var(--accent-gold);letter-spacing:2px}
.site-logo span{color:var(--text-primary)}
.nav-toggle{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:8px}
.nav-toggle span{display:block;width:24px;height:2px;background:var(--text-primary);transition:var(--transition)}
.main-nav ul{display:flex;gap:8px}
.main-nav a{display:block;padding:8px 16px;color:var(--text-secondary);font-size:0.95rem;border-radius:var(--radius);transition:var(--transition)}
.main-nav a:hover,.main-nav a.active{color:var(--text-primary);background:var(--bg-card)}

/* Hero */
.hero{background:linear-gradient(135deg,var(--bg-primary) 0%,#0f172a 50%,#1a1a2e 100%);padding:80px 0;border-bottom:1px solid var(--border-color)}
.hero-grid{display:grid;grid-template-columns:1fr 1.4fr 1fr;gap:32px;align-items:start}
.hero-features{display:flex;flex-direction:column;gap:16px}
.hero-feature-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:20px;transition:var(--transition)}
.hero-feature-card:hover{border-color:var(--accent-gold);transform:translateY(-2px)}
.hero-feature-card .icon{font-size:1.5rem;margin-bottom:8px}
.hero-feature-card h3{font-size:1rem;margin-bottom:4px;color:var(--text-primary)}
.hero-feature-card p{font-size:0.85rem;color:var(--text-secondary);line-height:1.6}
.hero-main{text-align:center;padding:20px 0}
.hero-main h1{font-size:2.4rem;font-weight:800;margin-bottom:16px;background:linear-gradient(135deg,var(--accent-gold),var(--accent-gold-light));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero-main .subtitle{font-size:1.15rem;color:var(--text-secondary);margin-bottom:32px;line-height:1.8}
.hero-cta{display:inline-flex;gap:12px;flex-wrap:wrap;justify-content:center}
.hero-platform-links{display:flex;gap:14px;flex-wrap:wrap;justify-content:center;margin-top:24px}
.platform-btn{display:inline-flex;align-items:center;padding:14px 32px;border-radius:50px;font-size:1rem;font-weight:700;color:#fff;background:linear-gradient(135deg,#2563eb,#7c3aed);box-shadow:0 4px 20px rgba(37,99,235,0.35);transition:var(--transition);white-space:nowrap;letter-spacing:1px}
.platform-btn:hover{transform:translateY(-3px);box-shadow:0 8px 30px rgba(37,99,235,0.5);color:#fff}
.platform-btn:last-child{background:linear-gradient(135deg,#059669,#0d9488);box-shadow:0 4px 20px rgba(5,150,105,0.35)}
.platform-btn:last-child:hover{box-shadow:0 8px 30px rgba(5,150,105,0.5)}
.btn{display:inline-flex;align-items:center;padding:12px 28px;border-radius:50px;font-size:0.95rem;font-weight:600;transition:var(--transition);cursor:pointer;border:none}
.btn-primary{background:linear-gradient(135deg,var(--accent-gold),var(--accent-gold-light));color:#0a0e1a}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(201,162,39,0.3);color:#0a0e1a}
.btn-outline{border:1px solid var(--border-light);color:var(--text-primary);background:transparent}
.btn-outline:hover{border-color:var(--accent-gold);color:var(--accent-gold)}
.hero-recommend{display:flex;flex-direction:column;gap:16px}
.recommend-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:16px;transition:var(--transition)}
.recommend-card:hover{border-color:var(--accent-blue)}
.recommend-card .tag{display:inline-block;font-size:0.75rem;padding:2px 10px;border-radius:50px;background:rgba(37,99,235,0.15);color:var(--accent-blue-light);margin-bottom:8px}
.recommend-card h4{font-size:0.95rem;margin-bottom:4px}
.recommend-card p{font-size:0.8rem;color:var(--text-muted)}

/* Section */
.section{padding:72px 0}
.section-alt{background:var(--bg-secondary)}
.section-title{text-align:center;margin-bottom:48px}
.section-title h2{font-size:1.8rem;font-weight:700;margin-bottom:12px}
.section-title p{color:var(--text-secondary);max-width:600px;margin:0 auto}
.section-title h2::after{content:"";display:block;width:48px;height:3px;background:var(--accent-gold);margin:12px auto 0;border-radius:2px}

/* Cards Grid */
.cards-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:24px}
.card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:28px;transition:var(--transition)}
.card:hover{border-color:var(--accent-gold);transform:translateY(-4px);box-shadow:var(--shadow)}
.card .card-icon{font-size:2rem;margin-bottom:16px}
.card h3{font-size:1.15rem;margin-bottom:8px}
.card p{color:var(--text-secondary);font-size:0.9rem;line-height:1.7}

/* About Section */
.about-content{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.about-text p{color:var(--text-secondary);margin-bottom:16px;line-height:1.9}
.about-stats{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:24px}
.stat-item{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius);padding:20px;text-align:center}
.stat-item .number{font-size:1.8rem;font-weight:800;color:var(--accent-gold)}
.stat-item .label{font-size:0.85rem;color:var(--text-secondary);margin-top:4px}
.about-image{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:40px;display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:320px}
.about-image .brand-mark{font-size:4rem;font-weight:900;background:linear-gradient(135deg,var(--accent-gold),var(--accent-gold-light));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:16px}
.about-image p{color:var(--text-secondary);text-align:center;font-size:0.95rem}

/* News */
.news-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(340px,1fr));gap:24px}
.news-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);overflow:hidden;transition:var(--transition)}
.news-card:hover{border-color:var(--accent-gold);transform:translateY(-4px)}
.news-card-body{padding:24px}
.news-card .date{font-size:0.8rem;color:var(--text-muted);margin-bottom:8px}
.news-card h3{font-size:1.05rem;margin-bottom:8px}
.news-card h3 a{color:var(--text-primary)}
.news-card h3 a:hover{color:var(--accent-gold)}
.news-card p{color:var(--text-secondary);font-size:0.88rem;line-height:1.7}

/* Article */
.article-header{margin-bottom:32px}
.article-header h1{font-size:1.8rem;font-weight:700;margin-bottom:12px;line-height:1.4}
.article-meta{display:flex;gap:16px;color:var(--text-muted);font-size:0.85rem;flex-wrap:wrap}
.article-body{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:36px;margin-bottom:32px}
.article-body p{color:var(--text-secondary);margin-bottom:16px;line-height:2;font-size:0.95rem}
.article-body h2{font-size:1.3rem;margin:32px 0 16px;color:var(--text-primary)}
.article-body h3{font-size:1.1rem;margin:24px 0 12px;color:var(--text-primary)}
.article-body ul,.article-body ol{margin:16px 0;padding-left:24px}
.article-body li{color:var(--text-secondary);margin-bottom:8px;line-height:1.8}

/* Breadcrumb */
.breadcrumb{padding:16px 0;font-size:0.85rem;color:var(--text-muted)}
.breadcrumb a{color:var(--text-secondary)}
.breadcrumb a:hover{color:var(--accent-gold)}
.breadcrumb span{margin:0 8px;color:var(--text-muted)}

/* Contact */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px}
.contact-info{display:flex;flex-direction:column;gap:24px}
.contact-item{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:24px}
.contact-item h3{font-size:1rem;margin-bottom:8px;color:var(--accent-gold)}
.contact-item p{color:var(--text-secondary);font-size:0.9rem;line-height:1.7}
.contact-form{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:32px}
.form-group{margin-bottom:20px}
.form-group label{display:block;font-size:0.9rem;color:var(--text-secondary);margin-bottom:6px}
.form-group input,.form-group textarea{width:100%;padding:12px 16px;background:var(--bg-primary);border:1px solid var(--border-color);border-radius:var(--radius);color:var(--text-primary);font-size:0.95rem;font-family:inherit;transition:var(--transition)}
.form-group input:focus,.form-group textarea:focus{outline:none;border-color:var(--accent-gold)}
.form-group textarea{resize:vertical;min-height:120px}

/* Games/Services */
.services-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(340px,1fr));gap:24px}
.service-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:32px;transition:var(--transition);position:relative;overflow:hidden}
.service-card::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--accent-gold),var(--accent-gold-light));opacity:0;transition:var(--transition)}
.service-card:hover{border-color:var(--accent-gold);transform:translateY(-4px)}
.service-card:hover::before{opacity:1}
.service-card .service-icon{font-size:2.5rem;margin-bottom:16px}
.service-card h3{font-size:1.2rem;margin-bottom:12px}
.service-card p{color:var(--text-secondary);font-size:0.9rem;line-height:1.8;margin-bottom:16px}
.service-card ul{display:flex;flex-direction:column;gap:6px}
.service-card li{color:var(--text-secondary);font-size:0.85rem;padding-left:16px;position:relative}
.service-card li::before{content:"";position:absolute;left:0;top:10px;width:6px;height:6px;border-radius:50%;background:var(--accent-gold)}

/* Timeline */
.timeline{position:relative;padding-left:32px}
.timeline::before{content:"";position:absolute;left:8px;top:0;bottom:0;width:2px;background:var(--border-color)}
.timeline-item{position:relative;margin-bottom:32px}
.timeline-item::before{content:"";position:absolute;left:-28px;top:6px;width:12px;height:12px;border-radius:50%;background:var(--accent-gold);border:2px solid var(--bg-primary)}
.timeline-item h3{font-size:1.05rem;margin-bottom:4px}
.timeline-item .year{font-size:0.85rem;color:var(--accent-gold);margin-bottom:8px}
.timeline-item p{color:var(--text-secondary);font-size:0.9rem;line-height:1.7}

/* Footer */
.site-footer{background:var(--bg-secondary);border-top:1px solid var(--border-color);padding:48px 0 24px;margin-top:auto}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:32px;margin-bottom:32px}
.footer-brand .logo{font-size:1.3rem;font-weight:700;color:var(--accent-gold);margin-bottom:12px}
.footer-brand p{color:var(--text-muted);font-size:0.85rem;line-height:1.7}
.footer-links h4{font-size:0.95rem;margin-bottom:16px;color:var(--text-primary)}
.footer-links a{display:block;color:var(--text-muted);font-size:0.85rem;padding:4px 0;transition:var(--transition)}
.footer-links a:hover{color:var(--accent-gold)}
.footer-bottom{text-align:center;padding-top:24px;border-top:1px solid var(--border-color);color:var(--text-muted);font-size:0.8rem}
.footer-bottom p{margin-bottom:4px}

/* Back to top */
.back-to-top{position:fixed;bottom:24px;right:24px;width:44px;height:44px;border-radius:50%;background:var(--accent-gold);color:#0a0e1a;display:flex;align-items:center;justify-content:center;font-size:1.2rem;cursor:pointer;opacity:0;visibility:hidden;transition:var(--transition);z-index:999;border:none}
.back-to-top.visible{opacity:1;visibility:visible}
.back-to-top:hover{transform:translateY(-4px);box-shadow:0 8px 24px rgba(201,162,39,0.3)}

/* Responsive */
@media(max-width:1024px){
  .hero-grid{grid-template-columns:1fr;text-align:center}
  .hero-features,.hero-recommend{flex-direction:row;flex-wrap:wrap;justify-content:center}
  .hero-feature-card,.recommend-card{flex:1;min-width:200px}
  .about-content{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:768px){
  html{font-size:15px}
  .nav-toggle{display:flex}
  .main-nav{display:none;position:absolute;top:64px;left:0;right:0;background:var(--bg-secondary);border-bottom:1px solid var(--border-color);padding:16px}
  .main-nav.open{display:block}
  .main-nav ul{flex-direction:column}
  .main-nav a{padding:12px 16px}
  .hero{padding:48px 0}
  .hero-main h1{font-size:1.8rem}
  .section{padding:48px 0}
  .section-title h2{font-size:1.5rem}
  .cards-grid,.news-grid,.services-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .about-stats{grid-template-columns:1fr 1fr}
  .article-body{padding:20px}
}
@media(max-width:480px){
  .hero-main h1{font-size:1.5rem}
  .hero-cta{flex-direction:column;align-items:center}
  .btn{width:100%;justify-content:center}
  .about-stats{grid-template-columns:1fr}
}