:root{--yellow:#FFFC00;--yellow-dark:#e6e300;--black:#1A1A2E;--dark:#000;--green:#0FDF6F;--gray:#F5F5F5;--text:#333;--text-light:#666;--border:#eee;--radius:16px;--shadow:0 2px 12px rgba(0,0,0,.08)}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;color:var(--text);background:#fff;line-height:1.6}
a{text-decoration:none;color:inherit}
img{max-width:100%;height:auto}
.container{max-width:1200px;margin:0 auto;padding:0 20px}

/* Nav */
.nav{background:var(--black);padding:14px 0;position:sticky;top:0;z-index:100}
.nav-inner{display:flex;align-items:center;justify-content:space-between}
.nav-logo{display:flex;align-items:center;gap:10px;color:#fff;font-size:22px;font-weight:800}
.nav-logo .ghost{width:36px;height:36px;background:var(--yellow);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:20px}
.nav-links{display:flex;gap:28px;list-style:none}
.nav-links a{color:#ccc;font-size:15px;font-weight:500;transition:color .2s;padding:6px 14px;border-radius:8px}
.nav-links a:hover{color:var(--yellow);background:rgba(255,252,0,.08)}
.nav-toggle{display:none;background:none;border:none;color:#fff;font-size:24px;cursor:pointer}

/* Hero */
.hero{background:var(--black);padding:60px 0 50px;position:relative;overflow:hidden}
.hero::after{content:'';position:absolute;top:-60px;right:-60px;width:300px;height:300px;background:var(--yellow);border-radius:50%;opacity:.08}
.hero-inner{display:flex;align-items:center;gap:50px}
.hero-text{flex:1}
.hero-h1{font-size:36px;color:#fff;font-weight:800;line-height:1.3;margin-bottom:16px}
.hero-h1 span{color:var(--yellow)}
.hero-desc{color:#aaa;font-size:16px;line-height:1.7;margin-bottom:30px}
.hero-btns{display:flex;gap:16px;flex-wrap:wrap}
.btn-download{display:inline-flex;align-items:center;gap:8px;background:var(--green);color:var(--black);font-size:17px;font-weight:700;padding:14px 36px;border-radius:50px;transition:transform .2s,box-shadow .2s}
.btn-download:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(15,223,111,.3)}
.btn-tutorial{display:inline-flex;align-items:center;gap:8px;background:transparent;border:2px solid rgba(255,252,0,.4);color:var(--yellow);font-size:16px;font-weight:600;padding:13px 30px;border-radius:50px;transition:border-color .2s}
.btn-tutorial:hover{border-color:var(--yellow)}
.hero-visual{width:340px;flex-shrink:0;position:relative}
.hero-phone{width:260px;height:480px;background:var(--yellow);border-radius:36px;margin:0 auto;box-shadow:0 20px 60px rgba(255,252,0,.15);display:flex;align-items:center;justify-content:center;font-size:120px}
.hero-phone::after{content:'👻';font-size:100px}
.hero-badge{position:absolute;bottom:-16px;right:-10px;background:var(--green);color:var(--black);font-size:13px;font-weight:700;padding:8px 16px;border-radius:20px;white-space:nowrap}

/* Stats */
.stats{background:var(--yellow);padding:20px 0}
.stats-grid{display:flex;justify-content:center;gap:60px}
.stat-item{text-align:center}
.stat-num{font-size:32px;font-weight:800;color:var(--black)}
.stat-label{font-size:13px;color:rgba(26,26,46,.6);font-weight:500}

/* Section Title */
.section-title{font-size:26px;font-weight:800;text-align:center;margin-bottom:8px}
.section-title span{color:var(--yellow);background:var(--black);padding:2px 10px;border-radius:6px}
.section-sub{color:var(--text-light);text-align:center;margin-bottom:36px;font-size:15px}

/* Features */
.features{padding:50px 0;background:#fff}
.features-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.feature-card{background:var(--gray);border-radius:var(--radius);padding:28px 20px;text-align:center;transition:transform .2s}
.feature-card:hover{transform:translateY(-4px)}
.feature-icon{font-size:40px;margin-bottom:12px}
.feature-title{font-size:16px;font-weight:700;margin-bottom:6px}
.feature-desc{font-size:13px;color:var(--text-light)}

/* Download Section */
.download-section{padding:50px 0;background:var(--gray)}
.download-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.dl-card{background:#fff;border-radius:var(--radius);padding:30px 24px;text-align:center;border:2px solid transparent;transition:border-color .2s,transform .2s}
.dl-card.primary{border-color:var(--green);position:relative}
.dl-card.primary::before{content:'推荐';position:absolute;top:-12px;left:50%;transform:translateX(-50%);background:var(--green);color:var(--black);font-size:12px;font-weight:700;padding:4px 14px;border-radius:12px}
.dl-card:hover{transform:translateY(-4px)}
.dl-icon{font-size:48px;margin-bottom:12px}
.dl-title{font-size:18px;font-weight:700;margin-bottom:6px}
.dl-desc{font-size:13px;color:var(--text-light);margin-bottom:16px}
.dl-btn{display:inline-block;padding:10px 28px;border-radius:24px;font-size:14px;font-weight:700;transition:transform .2s}
.dl-btn.green{background:var(--green);color:var(--black)}
.dl-btn.gray{background:#e0e0e0;color:var(--text-light);cursor:default}
.dl-btn.green:hover{transform:scale(1.05)}
.dl-note{font-size:12px;color:var(--text-light);margin-top:10px;font-style:italic}

/* CTA Banner */
.cta-banner{background:var(--black);padding:40px 0;text-align:center;margin:0}
.cta-banner h2{color:#fff;font-size:24px;font-weight:800;margin-bottom:10px}
.cta-banner p{color:#aaa;font-size:15px;margin-bottom:24px}

/* Tutorial Sections */
.tutorial-section{padding:50px 0}
.tutorial-section.gray{background:var(--gray)}
.tut-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.tut-card{border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:transform .2s,box-shadow .2s}
.tut-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.tut-thumb{height:160px;background:var(--gray);display:flex;align-items:center;justify-content:center;font-size:50px;overflow:hidden}
.tut-thumb img{width:100%;height:100%;object-fit:cover}
.tut-body{padding:18px 20px}
.tut-tag{font-size:11px;font-weight:700;color:var(--black);background:var(--yellow);padding:3px 10px;border-radius:10px;display:inline-block;margin-bottom:8px}
.tut-title{font-size:16px;font-weight:700;margin-bottom:6px;line-height:1.4}
.tut-excerpt{font-size:13px;color:var(--text-light);line-height:1.5}

/* ===== ARTICLE PAGE ===== */
.article-layout{display:flex;gap:40px;padding:40px 0;align-items:flex-start}
.article-main{flex:1;min-width:0}

.art-header{margin-bottom:30px}
.art-breadcrumb{font-size:13px;color:var(--text-light);margin-bottom:12px}
.art-breadcrumb a{color:var(--green)}
.art-h1{font-size:28px;font-weight:800;line-height:1.3;margin-bottom:10px}
.art-meta{font-size:13px;color:var(--text-light);display:flex;gap:16px}

/* Download Banner */
.dl-banner{background:linear-gradient(135deg,var(--black) 0%,#2d2d4a 100%);border-radius:var(--radius);padding:28px;margin-bottom:30px;display:flex;align-items:center;gap:24px}
.dl-banner-icon{font-size:56px;flex-shrink:0}
.dl-banner-info{flex:1}
.dl-banner-title{color:#fff;font-size:18px;font-weight:700;margin-bottom:4px}
.dl-banner-desc{color:#aaa;font-size:13px}
.dl-banner-btn{display:inline-flex;align-items:center;gap:8px;background:var(--green);color:var(--black);font-size:15px;font-weight:700;padding:12px 28px;border-radius:50px;flex-shrink:0;transition:transform .2s}
.dl-banner-btn:hover{transform:translateY(-2px)}

/* Article Body */
.art-body{font-size:16px;line-height:1.8}
.art-body h2{font-size:22px;font-weight:700;margin:36px 0 16px;padding-left:14px;border-left:4px solid var(--yellow)}
.art-body h3{font-size:18px;font-weight:700;margin:24px 0 12px}
.art-body p{margin-bottom:16px}
.art-body ul,.art-body ol{margin:0 0 16px 24px}
.art-body li{margin-bottom:6px}
.art-body img{max-width:100%;height:auto;border-radius:12px;margin:16px 0;display:block}
.art-body blockquote{border-left:4px solid var(--yellow);background:var(--gray);padding:16px 20px;border-radius:0 12px 12px 0;margin:20px 0}
.art-body table{width:100%;border-collapse:collapse;margin:16px 0}
.art-body th{background:var(--gray);padding:10px 14px;text-align:left;font-weight:700;border-bottom:2px solid var(--yellow)}
.art-body td{padding:10px 14px;border-bottom:1px solid var(--border)}
.art-body a{color:var(--green);font-weight:600}
.art-body a:hover{text-decoration:underline}

/* Tip / Callout */
.tip{background:rgba(255,252,0,.08);border:1px solid rgba(255,252,0,.3);border-radius:12px;padding:16px 20px;margin:20px 0}
.tip strong{color:var(--black)}

/* Inline CTA */
.inline-cta{background:var(--gray);border:2px dashed var(--green);border-radius:var(--radius);padding:20px;margin:24px 0;text-align:center}
.inline-cta p{font-size:15px;font-weight:600;margin-bottom:12px}
.inline-cta .btn-sm{display:inline-flex;align-items:center;gap:6px;background:var(--green);color:var(--black);font-size:14px;font-weight:700;padding:10px 24px;border-radius:24px}

/* FAQ */
.faq-section{margin-top:40px;border-top:2px solid var(--yellow);padding-top:30px}
.faq-item{border:1px solid var(--border);border-radius:12px;margin-bottom:12px;overflow:hidden}
.faq-q{padding:16px 20px;font-weight:700;cursor:pointer;display:flex;justify-content:space-between;align-items:center}
.faq-a{padding:0 20px 16px;color:var(--text-light);font-size:14px;line-height:1.7;display:none}
.faq-item.open .faq-a{display:block}

/* Recommended */
.recommended{margin-top:40px;border-top:2px solid var(--yellow);padding-top:30px}
.rec-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.rec-card{border:1px solid var(--border);border-radius:12px;overflow:hidden;transition:transform .2s}
.rec-card:hover{transform:translateY(-3px)}
.rec-thumb{height:120px;background:var(--gray);display:flex;align-items:center;justify-content:center;font-size:36px;overflow:hidden}
.rec-thumb img{width:100%;height:100%;object-fit:cover}
.rec-body{padding:14px 16px}
.rec-body h4{font-size:14px;font-weight:700;margin-bottom:4px;line-height:1.4}
.rec-body p{font-size:12px;color:var(--text-light)}

/* ===== SIDEBAR ===== */
.article-sidebar{width:300px;flex-shrink:0;position:sticky;top:80px;align-self:flex-start}
.sb-card{border:1px solid var(--border);border-radius:var(--radius);padding:20px;margin-bottom:16px}
.sb-dl-card{background:linear-gradient(135deg,var(--black),#2d2d4a);border:none;color:#fff;text-align:center;padding:24px 20px}
.sb-dl-card h3{font-size:16px;margin-bottom:6px}
.sb-dl-card p{font-size:12px;color:#aaa;margin-bottom:16px}
.sb-dl-btn{display:block;background:var(--green);color:var(--black);font-size:15px;font-weight:700;padding:12px;border-radius:24px;text-align:center;transition:transform .2s}
.sb-dl-btn:hover{transform:scale(1.05)}
.sb-search{margin-bottom:16px}
.sb-search-form{display:flex;border:2px solid var(--border);border-radius:24px;overflow:hidden;transition:border-color .2s}
.sb-search-form:focus-within{border-color:var(--yellow)}
.sb-search-input{flex:1;border:none;padding:10px 16px;font-size:14px;outline:none;background:transparent}
.sb-search-btn{background:var(--yellow);color:var(--black);border:none;padding:10px 18px;font-size:15px;cursor:pointer;transition:background .2s}
.sb-search-btn:hover{background:var(--yellow-dark)}
.sb-title{font-size:14px;font-weight:700;margin-bottom:12px;padding-bottom:8px;border-bottom:2px solid var(--yellow)}
.sb-links a{display:block;font-size:13px;color:var(--text-light);padding:6px 0;border-bottom:1px solid #f0f0f0;transition:color .2s}
.sb-links a:last-child{border:none}
.sb-links a:hover{color:var(--green)}

/* ===== LIST PAGE ===== */
.list-header{text-align:center;padding:50px 0 30px}
.list-h1{font-size:28px;font-weight:800;margin-bottom:10px}
.list-desc{color:var(--text-light);font-size:15px}
.list-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;padding-bottom:50px}
.list-card{border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:transform .2s,box-shadow .2s}
.list-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.list-thumb{height:160px;background:var(--gray);display:flex;align-items:center;justify-content:center;font-size:50px;overflow:hidden}
.list-thumb img{width:100%;height:100%;object-fit:cover}
.list-body{padding:18px 20px}
.list-tag{font-size:11px;font-weight:700;color:var(--black);background:var(--yellow);padding:3px 10px;border-radius:10px;display:inline-block;margin-bottom:8px}
.list-title{font-size:16px;font-weight:700;margin-bottom:6px;line-height:1.4}
.list-excerpt{font-size:13px;color:var(--text-light)}

/* ===== FOOTER ===== */
.footer{background:var(--black);padding:50px 0 30px;color:#888}
.footer-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:40px;margin-bottom:40px}
.footer-col h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px}
.footer-col a{display:block;color:#888;font-size:13px;margin-bottom:8px;transition:color .2s}
.footer-col a:hover{color:var(--yellow)}
.footer-bottom{text-align:center;padding-top:20px;border-top:1px solid rgba(255,255,255,.08);font-size:12px;color:#555}

/* ===== MOBILE ===== */
@media(max-width:768px){
.hero-inner{flex-direction:column;text-align:center}
.hero-visual{width:200px}
.hero-phone{width:180px;height:320px}
.hero-phone::after{font-size:70px}
.hero-h1{font-size:26px}
.hero-btns{justify-content:center}
.stats-grid{gap:24px;flex-wrap:wrap}
.stat-num{font-size:22px}
.features-grid{grid-template-columns:repeat(2,1fr)}
.download-cards{grid-template-columns:1fr}
.tut-grid{grid-template-columns:1fr}
.list-grid{grid-template-columns:1fr}
.rec-grid{grid-template-columns:1fr}
.article-layout{flex-direction:column}
.article-sidebar{width:100%;position:static;order:-1}
.footer-grid{grid-template-columns:1fr}
.nav-links{display:none}
.nav-toggle{display:block}
.nav-links.open{display:flex;flex-direction:column;position:absolute;top:100%;left:0;right:0;background:var(--black);padding:16px 20px;gap:8px}
.dl-banner{flex-direction:column;text-align:center}
}
.dl-hero-card{background:linear-gradient(135deg,#1A1A2E 0%,#2d2d4a 50%,#1A1A2E 100%);border:2px solid var(--yellow);border-radius:20px;padding:40px 36px;margin-bottom:32px;display:flex;align-items:center;justify-content:space-between;gap:32px;position:relative;overflow:hidden}
.dl-hero-card::before{content:"👻";position:absolute;right:-20px;top:-20px;font-size:160px;opacity:.06;transform:rotate(-15deg)}
.dl-hero-left{display:flex;align-items:center;gap:24px;flex:1;position:relative;z-index:1}
.dl-hero-icon{font-size:64px;background:var(--yellow);border-radius:20px;width:100px;height:100px;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 20px rgba(255,252,0,.3)}
.dl-hero-info h2{color:#fff;font-size:22px;margin-bottom:12px}
.dl-hero-features{list-style:none;color:rgba(255,255,255,.9);font-size:15px;line-height:2}
.dl-hero-right{text-align:center;position:relative;z-index:1;min-width:240px}
.dl-hero-version{color:var(--yellow);font-size:14px;font-weight:700;margin-bottom:16px;letter-spacing:1px}
.dl-hero-btn{display:inline-block;background:var(--green);color:var(--black);font-size:18px;font-weight:800;padding:16px 36px;border-radius:60px;box-shadow:0 4px 20px rgba(15,223,111,.4);transition:all .25s ease}
.dl-hero-btn:hover{transform:translateY(-2px);box-shadow:0 6px 28px rgba(15,223,111,.5);background:#2bff88}
.dl-hero-note{color:rgba(255,255,255,.5);font-size:12px;margin-top:10px}
@media(max-width:768px){.dl-hero-card{flex-direction:column;padding:28px 20px;text-align:center}.dl-hero-left{flex-direction:column}.dl-hero-icon{width:80px;height:80px;font-size:48px}.dl-hero-info h2{font-size:18px}.dl-hero-right{min-width:auto}}