:root{
  --bg:#12141a; --panel:#191c23; --card:#1e222c; --card2:#232833;
  --line:rgba(255,255,255,.08); --line2:rgba(255,255,255,.14);
  --tx:#e9e7e2; --mut:#a2a8b3; --dim:#767d89;
  --ac:#ff7d1f; --ac2:#ffb14d; --acbg:rgba(255,125,31,.12);
  --ok:#5cc97a;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--tx);font:15px/1.75 -apple-system,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
ul{list-style:none}
.wrap{max-width:1160px;margin:0 auto;padding:0 22px}
/* header */
.hd{position:sticky;top:0;z-index:50;background:rgba(18,20,26,.88);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.hd-in{display:flex;align-items:center;gap:26px;height:60px}
.hd-logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:17px;letter-spacing:.5px;flex-shrink:0}
.hd-logo img{border-radius:8px;box-shadow:0 0 0 1px var(--line2)}
.hd-logo em{font-style:normal;color:var(--ac);font-weight:600;margin-left:4px}
.hd-nav{display:flex;gap:4px;flex:1;flex-basis:auto}
.hd-nav a{padding:6px 13px;border-radius:8px;color:var(--mut);font-size:14px;transition:.18s}
.hd-nav a:hover{color:var(--tx);background:var(--card)}
.hd-nav a.on{color:var(--ac2);background:var(--acbg)}
.hd-cta{flex-shrink:0;display:inline-flex;align-items:center;gap:7px;background:linear-gradient(135deg,#ff8a2b,#ff6a00);color:#fff;border:0;font-size:14px;font-weight:700;padding:9px 20px;border-radius:9px;cursor:pointer;font-family:inherit;transition:.2s}
.hd-cta:hover{filter:brightness(1.08);transform:translateY(-1px)}
.hd-cta i{width:7px;height:7px;border-radius:50%;background:#fff;box-shadow:0 0 8px #fff}
/* hero */
.hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
.hero::before{content:"";position:absolute;inset:0;background:radial-gradient(720px 340px at 18% 0%,rgba(255,125,31,.14),transparent 65%),radial-gradient(560px 300px at 88% 20%,rgba(84,110,255,.10),transparent 60%)}
.hero-in{position:relative;display:grid;grid-template-columns:460px 1fr;gap:44px;align-items:center;padding:52px 0 46px}
.kicker{display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:2px;color:var(--ac2);border:1px solid rgba(255,125,31,.35);background:var(--acbg);padding:4px 12px;border-radius:99px;margin-bottom:16px}
.kicker::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--ac)}
.hero h1{font-size:38px;line-height:1.25;letter-spacing:.5px;margin-bottom:6px}
.hero .word{margin:10px 0 14px;max-width:340px;opacity:.95}
.hero p.lead{color:var(--mut);font-size:15px;margin-bottom:22px}
.hero-btns{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:18px}
.btn{display:inline-flex;align-items:center;gap:9px;font-family:inherit;border:0;cursor:pointer;font-weight:700;font-size:15px;padding:13px 30px;border-radius:11px;transition:.2s}
.btn-main{background:linear-gradient(135deg,#ff8a2b,#ff6a00);color:#fff}
.btn-main:hover{filter:brightness(1.08);transform:translateY(-2px);box-shadow:0 10px 28px rgba(255,106,0,.28)}
.btn-ghost{background:var(--card);color:var(--tx);border:1px solid var(--line2)}
.btn-ghost:hover{border-color:var(--ac);color:var(--ac2)}
.btn .ico{width:18px;height:18px;flex-shrink:0}
.btn svg{width:18px;height:18px;flex-shrink:0;display:block}
.hero-chips{display:flex;gap:8px;flex-wrap:wrap}
.hero-chips span{font-size:12.5px;color:var(--mut);background:var(--card);border:1px solid var(--line);padding:4px 12px;border-radius:99px}
.hero-shot{position:relative}
.hero-shot>img{border-radius:14px;border:1px solid var(--line2);box-shadow:0 24px 60px rgba(0,0,0,.5);display:block}
.hero-shot .badge{position:absolute;top:-14px;right:18px;background:linear-gradient(135deg,#ff8a2b,#ff6a00);color:#fff;font-size:12.5px;font-weight:700;padding:6px 16px;border-radius:99px;box-shadow:0 8px 20px rgba(255,106,0,.35)}
.hero-shot .mini{position:absolute;bottom:-24px;left:-30px;width:190px;border-radius:10px;border:1px solid var(--line2);box-shadow:0 16px 40px rgba(0,0,0,.55);display:block}
/* 速览 */
.facts{border-bottom:1px solid var(--line);background:var(--panel)}
.facts-in{display:grid;grid-template-columns:repeat(5,1fr);padding:18px 0}
.fact{text-align:center;position:relative}
.fact+.fact::before{content:"";position:absolute;left:0;top:12%;height:76%;width:1px;background:var(--line)}
.fact b{display:block;font-size:19px;color:var(--ac2);font-weight:700}
.fact b small{font-size:12px;color:var(--mut);font-weight:400;margin-left:3px}
.fact span{font-size:12.5px;color:var(--dim)}
/* section 通用 */
.sec{padding:58px 0}
.sec-head{margin-bottom:30px}
.sec-head .no{font-size:12px;letter-spacing:2.5px;color:var(--ac);font-weight:700}
.sec-head h2{font-size:27px;margin-top:6px;letter-spacing:.5px}
.sec-head p{color:var(--mut);margin-top:6px;font-size:14.5px;max-width:760px}
/* 功能卡 */
.feats{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.feat{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:24px 22px;transition:.22s;position:relative;overflow:hidden}
.feat:hover{transform:translateY(-4px);border-color:rgba(255,125,31,.4);box-shadow:0 14px 34px rgba(0,0,0,.35)}
.feat .fi{width:42px;height:42px;border-radius:11px;background:var(--acbg);border:1px solid rgba(255,125,31,.3);display:flex;align-items:center;justify-content:center;margin-bottom:14px}
.feat .fi svg{width:21px;height:21px;stroke:var(--ac2);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.feat h3{font-size:17px;margin-bottom:7px}
.feat p{font-size:13.5px;color:var(--mut)}
/* 图集 */
.gal{display:grid;grid-template-columns:7fr 5fr;gap:14px;align-items:start}
.gal .big{grid-row:span 2}
.shot{background:var(--card);border:1px solid var(--line);border-radius:13px;overflow:hidden}
.shot img{display:block;width:100%}
.shot figcaption{padding:10px 16px;font-size:13px;color:var(--mut);border-top:1px solid var(--line);display:flex;gap:8px;align-items:center}
.shot figcaption::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--ac)}
.gal .stack{display:grid;gap:14px}
/* 游戏速览 */
.games-sec{background:var(--panel);border-block:1px solid var(--line)}
.games{display:grid;grid-template-columns:repeat(6,1fr);gap:13px}
.game{background:var(--card);border:1px solid var(--line);border-radius:12px;overflow:hidden;transition:.2s}
.game:hover{transform:translateY(-4px);border-color:rgba(255,125,31,.4)}
.game img{display:block;width:100%;aspect-ratio:3/4.2;object-fit:cover;object-position:top}
.game span{display:block;padding:9px 10px;font-size:12.5px;color:var(--mut);text-align:center;border-top:1px solid var(--line)}
/* 3.0 特性 */
.v3{position:relative;border-block:1px solid var(--line);background-size:cover;background-position:center;padding:66px 0}
.v3::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(13,15,20,.92),rgba(13,15,20,.82))}
.v3-in{position:relative}
.v3 h2{font-size:27px;margin:6px 0 26px}
.v3-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.v3-card{background:rgba(30,34,44,.82);border:1px solid var(--line2);border-radius:14px;padding:26px 24px;backdrop-filter:blur(4px)}
.v3-card .big{font-size:34px;font-weight:800;color:var(--ac2);line-height:1}
.v3-card .big small{font-size:14px;color:var(--mut);font-weight:500}
.v3-card h3{font-size:16.5px;margin:12px 0 6px}
.v3-card p{font-size:13.5px;color:var(--mut)}
/* 下载区 */
.dl-sec .dl-cards{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.dl-card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:28px 26px;display:flex;flex-direction:column;gap:12px;position:relative;overflow:hidden}
.dl-card::after{content:"";position:absolute;top:-60px;right:-60px;width:170px;height:170px;border-radius:50%;background:radial-gradient(circle,rgba(255,125,31,.12),transparent 70%)}
.dl-top{display:flex;align-items:center;gap:12px}
.dl-ico{width:44px;height:44px;border-radius:11px;display:flex;align-items:center;justify-content:center;font-size:20px;font-weight:800;flex-shrink:0}
.dl-ico.q{background:linear-gradient(135deg,#3b82f6,#2563eb);color:#fff}
.dl-ico.b{background:linear-gradient(135deg,#06b6d4,#0891b2);color:#fff}
.dl-top h3{font-size:18px}
.dl-top span{display:block;font-size:12.5px;color:var(--dim);font-weight:400}
.dl-card ul{margin:2px 0 8px}
.dl-card ul li{font-size:13.5px;color:var(--mut);display:flex;gap:9px;align-items:flex-start;padding:3px 0}
.dl-card ul li::before{content:"✓";color:var(--ok);font-weight:700;flex-shrink:0}
.dl-card .btn{justify-content:center}
.dl-note{margin-top:16px;background:var(--acbg);border:1px solid rgba(255,125,31,.3);border-radius:12px;padding:15px 20px;font-size:13.5px;color:var(--ac2);display:flex;gap:10px;align-items:flex-start}
.dl-note b{color:var(--tx)}
/* 三步 */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;counter-reset:st}
.step{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:24px;position:relative}
.step::before{counter-increment:st;content:"0" counter(st);font-size:40px;font-weight:800;color:transparent;-webkit-text-stroke:1px rgba(255,125,31,.55);position:absolute;top:14px;right:20px;line-height:1}
.step h3{font-size:16.5px;margin-bottom:7px}
.step p{font-size:13.5px;color:var(--mut)}
/* FAQ */
.faq-list{display:grid;gap:10px;max-width:900px}
details{background:var(--card);border:1px solid var(--line);border-radius:12px;overflow:hidden;transition:.2s}
details[open]{border-color:rgba(255,125,31,.35)}
summary{cursor:pointer;padding:16px 20px;font-size:15px;font-weight:600;display:flex;align-items:center;gap:12px;list-style:none}
summary::-webkit-details-marker{display:none}
summary::before{content:"Q";font-size:12px;font-weight:800;color:var(--ac);background:var(--acbg);border:1px solid rgba(255,125,31,.35);width:24px;height:24px;border-radius:7px;display:inline-flex;align-items:center;justify-content:center;flex-shrink:0}
summary::after{content:"+";margin-left:auto;color:var(--dim);font-size:19px;transition:.2s}
details[open] summary::after{transform:rotate(45deg);color:var(--ac)}
.faq-a{padding:2px 20px 18px 56px;font-size:14px;color:var(--mut)}
.faq-a p+p{margin-top:8px}
.more-link{margin-top:22px}
.more-link a{color:var(--ac2);font-size:14px;border-bottom:1px dashed rgba(255,177,77,.5);padding-bottom:2px}
.more-link a:hover{color:var(--ac)}
/* doc 页 */
.doc{max-width:1160px;margin:0 auto;padding:42px 22px}
.doc-sec{background:var(--panel);border:1px solid var(--line);border-radius:16px}
.doc-head{padding:40px 0 6px}
.crumb{font-size:13px;color:var(--dim);margin-bottom:14px}
.crumb a{color:var(--mut)}
.crumb a:hover{color:var(--ac2)}
.doc-head h1{font-size:30px;letter-spacing:.5px}
.doc-head p{color:var(--mut);margin-top:8px;max-width:800px}
.split{display:grid;grid-template-columns:220px 1fr;gap:38px;padding:26px 0 56px}
.toc{position:sticky;top:80px;align-self:start;background:var(--card);border:1px solid var(--line);border-radius:13px;padding:16px 0}
.toc b{display:block;padding:0 18px 10px;font-size:12px;letter-spacing:2px;color:var(--dim)}
.toc a{display:block;padding:7px 18px;font-size:13.5px;color:var(--mut);border-left:2px solid transparent;transition:.18s}
.toc a:hover{color:var(--tx)}
.toc a.on{color:var(--ac2);border-left-color:var(--ac);background:linear-gradient(90deg,var(--acbg),transparent)}
.doc-body{max-width:760px}
.blk{margin-bottom:40px}
.blk h2{font-size:21px;margin-bottom:12px;padding-left:13px;border-left:3px solid var(--ac)}
.blk h3{font-size:16px;margin:16px 0 8px;color:var(--ac2)}
.blk p{color:var(--mut);font-size:14.5px;margin-bottom:10px}
.blk img{border-radius:11px;border:1px solid var(--line2);margin:12px 0}
.blk ul.dot{margin:8px 0 12px}
.blk ul.dot li{position:relative;padding:4px 0 4px 22px;color:var(--mut);font-size:14.5px}
.blk ul.dot li::before{content:"";position:absolute;left:2px;top:13px;width:7px;height:7px;border-radius:2px;background:var(--ac);transform:rotate(45deg)}
table{width:100%;border-collapse:collapse;background:var(--card);border:1px solid var(--line);border-radius:12px;overflow:hidden;font-size:14px}
.tbl-wrap{border-radius:12px;overflow:auto;border:1px solid var(--line)}
.tbl-wrap table{border:0;border-radius:0}
th,td{padding:11px 16px;text-align:left;border-bottom:1px solid var(--line)}
th{background:var(--card2);color:var(--tx);font-size:13.5px;white-space:nowrap}
td{color:var(--mut)}
tr:last-child td{border-bottom:0}
td b{color:var(--tx)}
/* 安装步骤 */
.gstep{display:grid;grid-template-columns:52px 1fr;gap:16px;margin-bottom:30px;position:relative}
.gstep .n{width:44px;height:44px;border-radius:12px;background:var(--acbg);border:1px solid rgba(255,125,31,.35);color:var(--ac2);font-weight:800;font-size:17px;display:flex;align-items:center;justify-content:center;position:relative;z-index:1}
.gstep::before{content:"";position:absolute;left:21px;top:48px;bottom:-8px;width:1px;background:var(--line2)}
.gstep:last-child::before{display:none}
.gstep h2{font-size:19px;margin-bottom:8px}
.gstep p{color:var(--mut);font-size:14.5px;margin-bottom:8px}
.callout{background:var(--acbg);border:1px solid rgba(255,125,31,.3);border-radius:11px;padding:13px 17px;font-size:13.5px;color:var(--ac2);margin:12px 0}
.callout.warn{background:rgba(220,80,80,.08);border-color:rgba(220,80,80,.3);color:#e8a0a0}
/* 版本页 */
.ver{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:26px 26px 22px;margin-bottom:16px;position:relative}
.ver::before{content:"";position:absolute;left:0;top:24px;bottom:24px;width:3px;border-radius:3px;background:linear-gradient(180deg,var(--ac),transparent)}
.ver .vtop{display:flex;align-items:baseline;gap:14px;flex-wrap:wrap;margin-bottom:10px}
.ver .vtop h2{font-size:20px}
.ver .vtop .tag{font-size:11.5px;font-weight:700;color:var(--ac2);background:var(--acbg);border:1px solid rgba(255,125,31,.35);padding:2px 10px;border-radius:99px}
.ver .vtop time{font-size:13px;color:var(--dim);margin-left:auto}
.ver ul.dot{margin-top:4px}
/* footer */
.foot{border-top:1px solid var(--line);background:var(--panel);margin-top:20px}
.foot-in{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:30px 0 20px;flex-wrap:wrap}
.foot-brand{display:flex;align-items:center;gap:12px}
.foot-brand img{border-radius:8px}
.foot-brand strong{display:block;font-size:15px}
.foot-brand span{font-size:12.5px;color:var(--dim)}
.foot-nav{display:flex;gap:2px;flex-wrap:wrap}
.foot-nav a{font-size:13px;color:var(--mut);padding:5px 11px;border-radius:7px}
.foot-nav a:hover{color:var(--ac2);background:var(--card)}
.foot-legal{border-top:1px solid var(--line);padding:16px 22px 26px}
.foot-legal p{font-size:12.5px;color:var(--dim);line-height:1.8}
/* 下载弹窗 */
.dl-mask{position:fixed;inset:0;z-index:200;background:rgba(8,9,12,.72);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;padding:20px;opacity:0;visibility:hidden;pointer-events:none;transition:opacity .22s,visibility .22s}
.dl-mask.show{opacity:1;visibility:visible;pointer-events:auto}
.dl-panel{background:var(--panel);border:1px solid var(--line2);border-radius:18px;width:400px;max-width:94vw;max-height:92vh;overflow:auto;padding:30px 30px 26px;position:relative;text-align:center;transform:translateY(16px) scale(.97);transition:transform .25s}
.dl-mask.show .dl-panel{transform:none}
.dl-close{position:absolute;top:12px;right:14px;background:var(--card);border:1px solid var(--line);color:var(--mut);width:32px;height:32px;border-radius:9px;font-size:17px;cursor:pointer;line-height:1}
.dl-close:hover{color:var(--tx);border-color:var(--line2)}
.dl-badge{display:inline-block;font-size:12px;font-weight:700;color:var(--ac2);background:var(--acbg);border:1px solid rgba(255,125,31,.35);padding:4px 14px;border-radius:99px;margin-bottom:12px;letter-spacing:1px}
.dl-panel h3{font-size:20px;margin-bottom:4px}
.dl-panel .dl-sub{font-size:13px;color:var(--dim);margin-bottom:8px}
.qr-halo{width:174px;margin:14px auto 10px;background:#fff;border-radius:14px;padding:11px;animation:haloBreath 2.8s ease-in-out infinite}
.qr-halo img{display:block;width:100%;height:auto;border-radius:6px}
@keyframes haloBreath{0%,100%{transform:scale(1);box-shadow:0 0 0 0 rgba(255,125,31,.30),0 0 12px rgba(255,125,31,.15)}50%{transform:scale(1.035);box-shadow:0 0 0 9px rgba(255,125,31,0),0 0 26px rgba(255,125,31,.32)}}
.dl-scan{font-size:14px;color:var(--tx);font-weight:600;margin-bottom:12px}
.dl-tips{text-align:left;background:var(--card);border:1px solid var(--line);border-radius:11px;padding:12px 16px;margin-bottom:12px}
.dl-tips li{font-size:12.8px;color:var(--mut);display:flex;gap:8px;align-items:flex-start;padding:3px 0}
.dl-tips li::before{content:"✓";color:var(--ok);font-weight:700;flex-shrink:0}
.dl-warn{font-size:12.8px;color:var(--ac2);background:var(--acbg);border:1px dashed rgba(255,125,31,.4);border-radius:9px;padding:8px 12px}
.dl-warn.hide{display:none}
/* toast */
.toast{position:fixed;left:50%;bottom:56px;transform:translateX(-50%) translateY(20px);background:rgba(30,34,44,.95);border:1px solid var(--line2);color:var(--tx);font-size:14px;padding:11px 22px;border-radius:99px;z-index:300;opacity:0;transition:.25s;pointer-events:none;box-shadow:0 10px 30px rgba(0,0,0,.4)}
.toast.show{opacity:1;transform:translateX(-50%)}
/* 响应式 */
@media (max-width:960px){
  .hero-in{grid-template-columns:1fr;gap:30px;padding:38px 0 52px}
  .hero h1{font-size:30px}
  .facts-in{grid-template-columns:repeat(3,1fr);gap:14px 0}
  .fact:nth-child(4)::before{display:none}
  .feats{grid-template-columns:1fr 1fr}
  .gal{grid-template-columns:1fr}
  .gal .big{grid-row:auto}
  .games{grid-template-columns:repeat(3,1fr)}
  .v3-grid{grid-template-columns:1fr}
  .dl-sec .dl-cards{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .split{grid-template-columns:1fr}
  .toc{position:static}
  .hd-cta span{display:none}
}
@media (max-width:640px){
  .hd-nav{overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none}
  .hd-nav::-webkit-scrollbar{display:none}
  .hero-shot .mini{display:none}
  .feats{grid-template-columns:1fr}
  .games{grid-template-columns:repeat(2,1fr)}
  .facts-in{grid-template-columns:repeat(2,1fr)}
  .fact:nth-child(3)::before{display:none}
  .hero h1{font-size:26px}
  .doc-head h1{font-size:24px}
}