*{margin:0;padding:0;box-sizing:border-box}
:root{--primary:#E8A317;--primary-dark:#C7880E;--accent:#FF6B35;--bg:#FDF8F0;--card:#FFFFFF;--text:#2D2A26;--text-light:#7A756D;--border:#EDE5D8;--hero-bg:linear-gradient(135deg,#2D2A26 0%,#3D3529 50%,#4A3F2F 100%);--gold-glow:0 0 40px rgba(232,163,23,0.15)}
body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI','PingFang SC','Hiragino Sans GB','Microsoft YaHei',sans-serif;background:var(--bg);color:var(--text);line-height:1.6}
a{text-decoration:none;color:inherit}
.container{max-width:1200px;margin:0 auto;padding:0 20px}

/* Nav */
nav{background:rgba(45,42,38,0.97);backdrop-filter:blur(10px);position:sticky;top:0;z-index:100;border-bottom:2px solid var(--primary)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:64px}
.nav-brand{display:flex;align-items:center;gap:10px;color:#FFF;font-weight:800;font-size:20px}
.nav-brand .emoji{font-size:28px}
.nav-links{display:flex;gap:28px;list-style:none}
.nav-links a{color:rgba(255,255,255,0.75);font-size:15px;font-weight:500;transition:color .2s}
.nav-links a:hover{color:var(--primary)}

/* Hero */
.hero{background:var(--hero-bg);padding:80px 0 60px;position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;top:-50%;right:-20%;width:600px;height:600px;background:radial-gradient(circle,rgba(232,163,23,0.12) 0%,transparent 70%);border-radius:50%}
.hero-inner{display:flex;align-items:center;gap:60px;position:relative;z-index:1}
.hero-text{flex:1}
.hero-badge{display:inline-flex;align-items:center;gap:6px;background:rgba(232,163,23,0.15);border:1px solid rgba(232,163,23,0.3);border-radius:20px;padding:6px 16px;color:var(--primary);font-size:13px;font-weight:600;margin-bottom:20px}
.hero-badge .dot{width:6px;height:6px;background:var(--primary);border-radius:50%;animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:0.4}}
.hero h1{font-size:42px;font-weight:800;color:#FFF;line-height:1.25;margin-bottom:16px}
.hero h1 span{color:var(--primary)}
.hero-desc{font-size:17px;color:rgba(255,255,255,0.65);line-height:1.7;margin-bottom:32px;max-width:520px}
.hero-btns{display:flex;gap:16px;flex-wrap:wrap}
.btn-primary{display:inline-flex;align-items:center;gap:8px;background:var(--primary);color:#2D2A26;font-weight:700;font-size:16px;padding:14px 32px;border-radius:12px;transition:all .2s;box-shadow:0 4px 20px rgba(232,163,23,0.3)}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-1px);box-shadow:0 6px 28px rgba(232,163,23,0.4)}
.btn-outline{display:inline-flex;align-items:center;gap:8px;border:2px solid rgba(255,255,255,0.2);color:rgba(255,255,255,0.8);font-weight:600;font-size:15px;padding:12px 28px;border-radius:12px;transition:all .2s}
.btn-outline:hover{border-color:var(--primary);color:var(--primary)}

/* Hero download card */
.hero-dl{background:var(--card);border-radius:20px;padding:32px;width:320px;box-shadow:var(--gold-glow);border:1px solid var(--border)}
.hero-dl h3{font-size:18px;font-weight:700;margin-bottom:20px;text-align:center}
.dl-platforms{display:flex;flex-direction:column;gap:12px}
.dl-card{display:flex;align-items:center;gap:12px;padding:14px 16px;border-radius:12px;border:2px solid var(--border);transition:all .2s;cursor:pointer}
.dl-card:hover{border-color:var(--primary);background:rgba(232,163,23,0.04)}
.dl-card.recommend{border-color:var(--accent);background:rgba(255,107,53,0.04);position:relative}
.dl-card .icon{font-size:24px;width:36px;text-align:center}
.dl-card .info{flex:1}
.dl-card .info .name{font-weight:600;font-size:14px}
.dl-card .info .size{font-size:12px;color:var(--text-light)}
.dl-card .dl-btn{background:var(--primary);color:#FFF;font-weight:600;font-size:13px;padding:8px 18px;border-radius:8px;white-space:nowrap}
.dl-card.recommend .dl-btn{background:var(--accent);animation:pulse-btn 2s infinite}
@keyframes pulse-btn{0%,100%{box-shadow:0 0 0 0 rgba(255,107,53,0.3)}50%{box-shadow:0 0 0 8px rgba(255,107,53,0)}}
.recommend-tag{position:absolute;top:-8px;right:12px;background:var(--accent);color:#FFF;font-size:11px;font-weight:700;padding:2px 10px;border-radius:10px}

/* Features strip */
.features{background:var(--card);border-top:1px solid var(--border);border-bottom:1px solid var(--border);padding:40px 0}
.features-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:24px;text-align:center}
.feature-item .icon{font-size:32px;margin-bottom:8px}
.feature-item .title{font-weight:700;font-size:14px;margin-bottom:4px}
.feature-item .desc{font-size:12px;color:var(--text-light)}

/* Section */
.section{padding:60px 0}
.section.alt{background:#FFF}
.section-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:32px}
.section-title{font-size:24px;font-weight:800;position:relative;padding-left:16px}
.section-title::before{content:'';position:absolute;left:0;top:4px;bottom:4px;width:4px;background:var(--primary);border-radius:2px}
.section-more{color:var(--primary);font-weight:600;font-size:14px;display:flex;align-items:center;gap:4px}

/* Article cards */
.articles-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.article-card{background:var(--card);border-radius:16px;overflow:hidden;border:1px solid var(--border);transition:all .25s}
.article-card:hover{transform:translateY(-4px);box-shadow:0 12px 40px rgba(0,0,0,0.08);border-color:var(--primary)}
.article-card .thumb{height:180px;background:linear-gradient(135deg,#F5E6C8 0%,#E8D5A8 100%);position:relative;display:flex;align-items:center;justify-content:center;font-size:48px;overflow:hidden}
.article-card .thumb img{width:100%;height:100%;object-fit:cover;position:absolute;top:0;left:0}
.article-card .thumb .badge{position:absolute;top:12px;left:12px;background:var(--primary);color:#FFF;font-size:11px;font-weight:700;padding:4px 10px;border-radius:6px}
.article-card .body{padding:20px}
.article-card .body .cat{font-size:12px;color:var(--primary);font-weight:600;margin-bottom:6px}
.article-card .body h3{font-size:16px;font-weight:700;line-height:1.4;margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.article-card .body .excerpt{font-size:13px;color:var(--text-light);line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* Download page cards */
.dl-page-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:8px}
.dl-page-card{display:flex;align-items:center;gap:12px;padding:18px 20px;border-radius:14px;border:2px solid var(--border);background:var(--card);transition:all .2s}
.dl-page-card:hover{border-color:var(--primary);background:rgba(232,163,23,0.04)}
.dl-page-card.recommend{border-color:var(--accent);background:rgba(255,107,53,0.04);position:relative}
.dl-page-card .icon{font-size:28px;width:40px;text-align:center}
.dl-page-card .info{flex:1}
.dl-page-card .info .name{font-weight:700;font-size:15px}
.dl-page-card .info .size{font-size:12px;color:var(--text-light)}
.dl-page-card .dl-btn{background:var(--primary);color:#FFF;font-weight:600;font-size:13px;padding:10px 22px;border-radius:8px;white-space:nowrap}
.dl-page-card.recommend .dl-btn{background:var(--accent);animation:pulse-btn 2s infinite}
@media(max-width:900px){.dl-page-cards{grid-template-columns:repeat(2,1fr)}}
@media(max-width:500px){.dl-page-cards{grid-template-columns:1fr}}

/* CTA Banner */
.cta-banner{background:var(--hero-bg);border-radius:20px;padding:48px;text-align:center;margin:40px 0;position:relative;overflow:hidden}
.cta-banner::before{content:'';position:absolute;bottom:-40%;left:-10%;width:400px;height:400px;background:radial-gradient(circle,rgba(232,163,23,0.1) 0%,transparent 70%);border-radius:50%}
.cta-banner h2{font-size:28px;font-weight:800;color:#FFF;margin-bottom:12px}
.cta-banner h2 span{color:var(--primary)}
.cta-banner p{color:rgba(255,255,255,0.6);font-size:15px;margin-bottom:24px}

/* Breadcrumb */
.breadcrumb{padding:16px 0;font-size:13px;color:var(--text-light)}
.breadcrumb a{color:var(--primary)}

/* Article layout */
.article-layout{display:flex;gap:36px;align-items:flex-start}
.main-content{flex:1;min-width:0}
.sidebar{width:320px;flex-shrink:0;position:sticky;top:80px}

/* Article header */
.article-header{margin-bottom:32px}
.article-meta{display:flex;align-items:center;gap:16px;margin-bottom:12px;font-size:13px;color:var(--text-light)}
.article-meta .cat{background:var(--primary);color:#FFF;padding:3px 10px;border-radius:6px;font-weight:600;font-size:12px}
.article-header h1{font-size:30px;font-weight:800;line-height:1.35;margin-bottom:12px}
.article-header .subtitle{font-size:16px;color:var(--text-light);line-height:1.6}

/* Download banner in article */
.dl-banner{background:linear-gradient(135deg,#2D2A26,#3D3529);border-radius:16px;padding:28px;margin:28px 0;display:flex;align-items:center;gap:20px}
.dl-banner .dl-icon{font-size:48px;flex-shrink:0}
.dl-banner .dl-info{flex:1;color:#FFF}
.dl-banner .dl-info h3{font-size:18px;font-weight:700;margin-bottom:4px}
.dl-banner .dl-info p{font-size:13px;color:rgba(255,255,255,0.6)}
.dl-banner .dl-btn{background:var(--accent);color:#FFF;font-weight:700;font-size:16px;padding:14px 32px;border-radius:12px;white-space:nowrap;animation:pulse-btn 2s infinite;flex-shrink:0}

/* Article body */
.article-body{font-size:16px;line-height:1.8}
.article-body h2{font-size:22px;font-weight:700;margin:36px 0 16px;padding-left:14px;border-left:4px solid var(--primary)}
.article-body h3{font-size:18px;font-weight:600;margin:24px 0 12px}
.article-body p{margin-bottom:16px}
.article-body ul,.article-body ol{margin-bottom:16px;padding-left:24px}
.article-body li{margin-bottom:8px}
.article-body img{max-width:100%;height:auto;border-radius:12px;margin:16px 0;display:block}
.article-body blockquote{border-left:4px solid var(--primary);background:rgba(232,163,23,0.06);padding:16px 20px;border-radius:0 12px 12px 0;margin:20px 0;font-size:15px}
.article-body code{background:#F5E6C8;padding:2px 8px;border-radius:4px;font-size:14px}
.article-body table{width:100%;border-collapse:collapse;margin:16px 0}
.article-body th,.article-body td{border:1px solid var(--border);padding:10px 14px;text-align:left;font-size:14px}
.article-body th{background:rgba(232,163,23,0.1);font-weight:600}

/* Sidebar */
.sidebar-section{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:20px;margin-bottom:20px}
.sidebar-section h3{font-size:15px;font-weight:700;margin-bottom:14px;padding-bottom:10px;border-bottom:2px solid var(--primary)}
.sidebar-dl{background:linear-gradient(135deg,#2D2A26,#3D3529);border:none;color:#FFF}
.sidebar-dl h3{border-bottom-color:var(--primary)}
.sidebar-dl .dl-row{display:flex;align-items:center;gap:10px;padding:10px 0;border-bottom:1px solid rgba(255,255,255,0.1)}
.sidebar-dl .dl-row:last-child{border-bottom:none}
.sidebar-dl .dl-row .icon{font-size:20px;width:28px;text-align:center}
.sidebar-dl .dl-row .name{flex:1;font-size:13px;font-weight:500}
.sidebar-dl .dl-row .btn{background:var(--primary);color:#2D2A26;font-weight:600;font-size:12px;padding:6px 14px;border-radius:6px}
.sidebar-related a{display:block;padding:10px 0;border-bottom:1px solid var(--border);font-size:14px;line-height:1.5;transition:color .2s}
.sidebar-related a:last-child{border-bottom:none}
.sidebar-related a:hover{color:var(--primary)}
.sidebar-tags{display:flex;flex-wrap:wrap;gap:8px}
.sidebar-tags a{background:rgba(232,163,23,0.08);color:var(--text);padding:5px 12px;border-radius:8px;font-size:12px;font-weight:500;transition:all .2s}
.sidebar-tags a:hover{background:var(--primary);color:#FFF}

/* Recommend section */
.recommend{margin-top:40px}
.recommend h3{font-size:18px;font-weight:700;margin-bottom:16px}
.recommend-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.recommend-card{background:var(--card);border:1px solid var(--border);border-radius:12px;overflow:hidden;transition:all .2s}
.recommend-card:hover{border-color:var(--primary);transform:translateY(-2px)}
.recommend-card .thumb{height:100px;background:linear-gradient(135deg,#F5E6C8,#E8D5A8);display:flex;align-items:center;justify-content:center;font-size:28px;overflow:hidden}
.recommend-card .thumb img{width:100%;height:100%;object-fit:cover}
.recommend-card .info{padding:12px}
.recommend-card .info h4{font-size:13px;font-weight:600;line-height:1.4}

/* Footer */
footer{background:#2D2A26;color:rgba(255,255,255,0.5);padding:48px 0 24px;margin-top:60px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:32px}
.footer-brand{font-size:18px;font-weight:700;color:#FFF;margin-bottom:8px}
.footer-desc{font-size:13px;line-height:1.7}
.footer-col h4{color:var(--primary);font-size:14px;font-weight:700;margin-bottom:12px}
.footer-col a{display:block;font-size:13px;margin-bottom:6px;transition:color .2s}
.footer-col a:hover{color:#FFF}
.footer-bottom{border-top:1px solid rgba(255,255,255,0.1);padding-top:20px;text-align:center;font-size:12px}

/* Mobile */
@media(max-width:768px){
.hero-inner{flex-direction:column;gap:32px}
.hero-dl{width:100%}
.hero h1{font-size:28px}
.features-grid{grid-template-columns:repeat(3,1fr)}
.articles-grid{grid-template-columns:1fr}
.footer-grid{grid-template-columns:1fr 1fr}
.nav-links{display:none}
.article-layout{flex-direction:column}
.sidebar{width:100%;position:static}
.dl-banner{flex-direction:column;text-align:center}
.recommend-grid{grid-template-columns:1fr}
}