/* roulang page: index */
:root{
  --orange:#f36b3d;
  --orange-dark:#d9572d;
  --purple:#6b4bb5;
  --purple-dark:#503794;
  --ink:#26252b;
  --muted:#77747d;
  --soft:#f7f5f2;
  --paper:#fff;
  --line:#e9e5e0;
  --cream:#fff8f2;
  --green:#3b9b75;
  --shadow:0 12px 30px rgba(47,35,28,.07);
  --shadow-hover:0 18px 36px rgba(47,35,28,.13);
  --radius:16px;
  --container:1180px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;color:var(--ink);background:var(--soft);line-height:1.7;font-size:15px}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button,input{font:inherit}
button{cursor:pointer;border:0}
.container{width:min(var(--container),calc(100% - 40px));margin:0 auto}
.site-header{background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.header-main{height:78px;display:flex;align-items:center;gap:30px}
.logo{display:flex;align-items:center;gap:10px;min-width:240px}
.logo-mark{width:38px;height:38px;border-radius:12px;background:var(--orange);color:#fff;display:grid;place-items:center;font-weight:900;font-size:20px;box-shadow:4px 4px 0 #ffd2bd}
.logo-text{font-weight:800;line-height:1.2;font-size:18px;letter-spacing:-.5px}
.logo-text small{display:block;color:var(--muted);font-size:11px;font-weight:500;margin-top:3px;letter-spacing:0}
.main-nav{display:flex;align-items:center;gap:25px;height:100%;flex:1}
.main-nav a{height:100%;display:flex;align-items:center;position:relative;color:#57535c;font-weight:600;white-space:nowrap}
.main-nav a:after{content:"";position:absolute;bottom:0;left:0;right:0;height:3px;background:var(--orange);transform:scaleX(0);transition:.2s}
.main-nav a:hover,.main-nav a.active{color:var(--orange-dark)}
.main-nav a:hover:after,.main-nav a.active:after{transform:scaleX(1)}
.header-actions{display:flex;align-items:center;gap:12px}
.search-box{display:flex;background:#f6f3f0;border:1px solid transparent;border-radius:10px;padding:4px 5px 4px 13px}
.search-box:focus-within{border-color:#f2b7a0;background:#fff}
.search-box input{width:118px;border:0;background:transparent;outline:0;color:var(--ink)}
.search-box button{background:var(--ink);color:#fff;border-radius:8px;padding:5px 10px;font-size:13px}
.download-mini,.btn{display:inline-flex;align-items:center;justify-content:center;border-radius:10px;font-weight:700;transition:.2s}
.download-mini{background:var(--orange);color:#fff;padding:9px 14px;white-space:nowrap}
.download-mini:hover,.btn-primary:hover{background:var(--orange-dark);transform:translateY(-2px);box-shadow:0 7px 14px rgba(243,107,61,.22)}
.menu-toggle{display:none;background:#f6f3f0;padding:8px;border-radius:8px;font-size:20px}
.hotbar{background:#fff8f2;border-bottom:1px solid #f2e4da}
.hotbar-inner{height:38px;display:flex;align-items:center;gap:20px;overflow:hidden;white-space:nowrap}
.hot-label{color:var(--orange-dark);font-weight:800;font-size:13px}
.hotbar a{font-size:13px;color:var(--muted)}
.hotbar a:hover{color:var(--orange)}
main{overflow:hidden}
.hero{padding:66px 0 52px;background:linear-gradient(120deg,#fff8f2 0%,#fff 58%,#f2edfb 100%)}
.hero-grid{display:grid;grid-template-columns:1.12fr .88fr;align-items:center;gap:70px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--orange-dark);font-weight:800;margin-bottom:16px}
.eyebrow i{width:8px;height:8px;border-radius:50%;background:var(--orange);display:inline-block}
.hero h1{font-size:clamp(34px,4.5vw,58px);line-height:1.18;letter-spacing:-2px;margin-bottom:20px;max-width:680px}
.hero h1 em{font-style:normal;color:var(--orange)}
.hero-copy{color:var(--muted);font-size:17px;max-width:590px;line-height:1.9}
.hero-actions{display:flex;gap:12px;margin-top:29px}
.btn{padding:12px 21px}
.btn-primary{background:var(--orange);color:#fff}
.btn-secondary{background:#fff;color:var(--purple);border:1px solid #d8ccef}
.btn-secondary:hover{background:#f5f0ff;border-color:var(--purple);transform:translateY(-2px)}
.hero-board{position:relative;min-height:300px;background:var(--purple);border-radius:24px;padding:27px;color:#fff;box-shadow:18px 18px 0 rgba(107,75,181,.12)}
.hero-board:before{content:"";position:absolute;width:90px;height:90px;border:2px solid rgba(255,255,255,.22);border-radius:50%;right:-24px;top:-24px}
.board-top{display:flex;justify-content:space-between;align-items:center;font-size:13px;color:#e0d9f8}
.board-title{font-size:26px;font-weight:800;margin:18px 0 22px}
.board-list{display:grid;gap:11px}
.board-row{display:flex;align-items:center;gap:12px;background:rgba(255,255,255,.12);padding:10px 12px;border-radius:11px}
.board-row b{font-size:20px;color:#ffd19b;width:25px}
.board-row span{flex:1}
.board-row small{color:#e7defd}
.section{padding:68px 0}
.section-tint{background:#fff}
.section-head{display:flex;align-items:end;justify-content:space-between;margin-bottom:25px;gap:20px}
.section-head h2{font-size:28px;letter-spacing:-.7px;line-height:1.3}
.section-head p{color:var(--muted);margin-top:6px}
.more{color:var(--orange-dark);font-weight:700;white-space:nowrap}
.more:hover{text-decoration:underline}
.search-cloud{display:flex;flex-wrap:wrap;gap:10px}
.search-cloud a,.tag{display:inline-flex;border-radius:8px;padding:7px 13px;background:#fff;border:1px solid var(--line);color:#68636b;font-size:13px;transition:.2s}
.search-cloud a:hover{border-color:#f2af94;color:var(--orange-dark);background:var(--cream)}
.game-grid{display:grid;grid-template-columns:1.35fr 1fr 1fr;gap:18px}
.game-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:.25s}
.game-card:hover,.feature-card:hover,.article-item:hover,.rank-list:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.cover{height:158px;background:linear-gradient(135deg,#f2a273,#713d89);position:relative;overflow:hidden}
.cover:after{content:"";position:absolute;inset:24px 30px;border:1px solid rgba(255,255,255,.35);transform:rotate(-9deg);border-radius:18px}
.cover-large{height:205px;background:linear-gradient(135deg,#f39b69,#8a4a94)}
.cover-purple{background:linear-gradient(135deg,#8066c7,#3f326e)}
.cover-green{background:linear-gradient(135deg,#69b98d,#286a6a)}
.cover-label{position:absolute;left:17px;top:15px;background:rgba(255,255,255,.88);color:var(--purple-dark);padding:4px 8px;border-radius:6px;font-size:12px;font-weight:800;z-index:1}
.game-info{padding:17px}
.game-info h3{font-size:18px;margin-bottom:7px}
.game-info p{font-size:13px;color:var(--muted);margin-bottom:13px}
.tags{display:flex;flex-wrap:wrap;gap:7px}
.tag{padding:4px 8px;background:#f8f6f4;font-size:12px}
.tag.orange{color:var(--orange-dark);background:#fff0e9;border-color:#ffddd0}
.tag.purple{color:var(--purple-dark);background:#f1edfb;border-color:#ddd3f4}
.news-layout{display:grid;grid-template-columns:1fr 330px;gap:24px}
.news-list{display:grid;gap:10px}
.article-item{display:grid;grid-template-columns:115px 1fr auto;gap:17px;align-items:center;background:#fff;border:1px solid var(--line);padding:13px;border-radius:13px;transition:.2s}
.thumb{height:76px;border-radius:9px;background:linear-gradient(135deg,#f2b078,#c95c6e);position:relative}
.thumb:after{content:"";position:absolute;width:40%;height:40%;border:2px solid rgba(255,255,255,.45);border-radius:8px;left:30%;top:30%;transform:rotate(14deg)}
.article-item h3{font-size:16px;margin:4px 0}
.article-item p{font-size:13px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:620px}
.meta{font-size:12px;color:#9a9590}
.news-side{background:var(--ink);color:#fff;border-radius:var(--radius);padding:24px}
.news-side h3{font-size:20px;margin-bottom:16px}
.side-line{padding:13px 0;border-bottom:1px solid rgba(255,255,255,.13);display:flex;gap:10px;font-size:13px}
.side-line:last-child{border:0}
.side-line b{color:#ffb28f}
.timeline{border-left:2px solid #f4c6b3;margin-left:8px;padding-left:27px;display:grid;gap:24px}
.timeline-item{position:relative}
.timeline-item:before{content:"";position:absolute;width:11px;height:11px;background:var(--orange);border:3px solid #fff1e9;border-radius:50%;left:-34px;top:7px}
.timeline-item strong{color:var(--orange-dark);font-size:14px}
.timeline-item h3{font-size:17px;margin:4px 0}
.timeline-item p{color:var(--muted);font-size:13px}
.split-grid{display:grid;grid-template-columns:1fr 1fr;gap:25px}
.panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:25px}
.panel h3{font-size:20px;margin-bottom:17px}
.guide-list{display:grid;gap:12px}
.guide-list a{display:flex;align-items:center;gap:12px;padding:11px 12px;background:#faf8f6;border-radius:10px}
.guide-list a:hover{background:#fff0e9;color:var(--orange-dark)}
.guide-icon{width:31px;height:31px;border-radius:8px;display:grid;place-items:center;background:#fbe1d5;color:var(--orange-dark);font-weight:800}
.update-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.update-card{background:#fff;border:1px solid var(--line);padding:20px;border-radius:14px}
.version{color:var(--purple);font-weight:800;font-size:13px}
.update-card h3{font-size:17px;margin:8px 0}
.update-card p{color:var(--muted);font-size:13px}
.rank-list{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.rank-list a{display:flex;align-items:center;gap:13px;background:#fff;border:1px solid var(--line);padding:15px;border-radius:13px;transition:.2s}
.rank-no{font-size:25px;font-weight:900;color:var(--orange);font-style:italic}
.rank-list small{display:block;color:var(--muted);font-size:12px}
.event-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:20px}
.event-main{background:var(--purple);color:#fff;border-radius:var(--radius);padding:27px;position:relative;overflow:hidden}
.event-main:after{content:"限时";position:absolute;right:-23px;top:19px;background:#ffb27e;color:#65321f;padding:5px 35px;transform:rotate(35deg);font-weight:800}
.event-main h3{font-size:25px;margin:14px 0 8px}
.event-main p{color:#e4dcf7}
.event-side{display:grid;gap:12px}
.event-small{background:#fff;border:1px solid var(--line);padding:16px;border-radius:12px}
.event-small h3{font-size:16px}
.event-small p{color:var(--muted);font-size:13px;margin-top:4px}
.review-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:20px}
.review-feature{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;display:grid;grid-template-columns:170px 1fr;gap:22px;align-items:center}
.review-cover{height:145px;border-radius:12px;background:linear-gradient(145deg,#f4a36d,#613f8b)}
.review-feature h3{font-size:22px;margin:8px 0}
.review-feature p,.review-note p{color:var(--muted);font-size:13px}
.review-note{background:#fff8f2;border-radius:var(--radius);padding:23px;border:1px solid #f3ddd0}
.review-note h3{margin-bottom:13px}
.role-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.role-card{background:#fff;border:1px solid var(--line);border-radius:13px;padding:18px}
.role-avatar{width:48px;height:48px;border-radius:14px;background:#ece5fb;color:var(--purple);display:grid;place-items:center;font-weight:900;font-size:21px;margin-bottom:13px}
.role-card h3{font-size:16px}
.role-card p{color:var(--muted);font-size:13px;margin-top:5px}
.route{display:grid;grid-template-columns:repeat(4,1fr);gap:0;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.route-step{padding:24px;border-right:1px solid var(--line);position:relative}
.route-step:last-child{border:0}
.route-step b{color:var(--orange);font-size:24px}
.route-step h3{font-size:16px;margin:6px 0}
.route-step p{font-size:13px;color:var(--muted)}
.topic-grid{display:grid;grid-template-columns:1.25fr .75fr .75fr;gap:15px}
.topic-card{min-height:150px;border-radius:var(--radius);padding:23px;color:#fff;background:linear-gradient(135deg,#d96545,#773a71);position:relative;overflow:hidden}
.topic-card:nth-child(2){background:linear-gradient(135deg,#7358ae,#342956)}
.topic-card:nth-child(3){background:linear-gradient(135deg,#d68153,#9e4c65)}
.topic-card h3{font-size:20px;margin-bottom:8px}
.topic-card p{font-size:13px;color:rgba(255,255,255,.8)}
.download-section{background:var(--ink);color:#fff}
.download-layout{display:grid;grid-template-columns:1fr 360px;gap:70px;align-items:center}
.download-section .section-head p{color:#bdb8ba}
.device{height:240px;background:#3a3740;border:8px solid #59545d;border-radius:30px;width:145px;margin:0 auto;transform:rotate(8deg);box-shadow:18px 22px 0 rgba(0,0,0,.13);padding:17px}
.device-screen{height:100%;border-radius:17px;background:linear-gradient(160deg,#f08a5c,#64419a);padding:14px;color:#fff;font-size:12px}
.device-screen strong{display:block;font-size:17px;margin:23px 0}
.download-info h2{font-size:31px;margin-bottom:12px}
.download-info p{color:#c5c0c1;max-width:580px}
.download-actions{display:flex;align-items:center;gap:18px;margin-top:23px}
.qr{width:82px;height:82px;background:repeating-linear-gradient(45deg,#fff 0 4px,#ddd 4px 7px);border:8px solid #fff;border-radius:6px}
.download-note{font-size:12px;color:#aaa4a7;margin-top:13px}
.faq-list{max-width:850px;display:grid;gap:11px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:12px;padding:17px 20px}
.faq-item summary{font-weight:700;cursor:pointer;list-style:none;display:flex;justify-content:space-between}
.faq-item summary:after{content:"＋";color:var(--orange);font-size:20px}
.faq-item[open] summary:after{content:"－"}
.faq-item p{color:var(--muted);font-size:13px;padding-top:11px;max-width:760px}
.feedback{background:#fff8f2;border:1px solid #f2dfd2;border-radius:var(--radius);padding:25px;display:flex;align-items:center;justify-content:space-between;gap:25px}
.feedback h2{font-size:23px}
.feedback p{color:var(--muted);font-size:13px}
.feedback-form{display:flex;gap:8px}
.feedback-form input{border:1px solid var(--line);border-radius:9px;padding:11px 13px;width:230px;outline:0}
.feedback-form input:focus{border-color:var(--orange)}
.footer{background:#242329;color:#d7d3d3;padding:46px 0 22px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:35px}
.footer-brand{font-size:18px;font-weight:800;color:#fff}
.footer-brand p{font-size:13px;color:#99959a;font-weight:400;margin-top:12px;max-width:280px}
.footer h3{font-size:14px;color:#fff;margin-bottom:13px}
.footer a{display:block;color:#99959a;font-size:13px;margin:7px 0}
.footer a:hover{color:#ff9c77}
.copyright{border-top:1px solid #3b393f;margin-top:35px;padding-top:17px;color:#858186;font-size:12px;display:flex;justify-content:space-between;gap:15px}
.empty-state{padding:30px;text-align:center;background:#fff;border:1px dashed #ded6d0;border-radius:13px;color:var(--muted)}
@media(max-width:1024px){
  .header-main{gap:16px}.logo{min-width:205px}.main-nav{gap:14px}.search-box input{width:80px}
  .hero-grid{gap:35px}.download-layout{gap:35px}
}
@media(max-width:768px){
  .container{width:min(100% - 28px,var(--container))}
  .header-main{height:68px}.logo-text{font-size:15px}.logo{min-width:0;flex:1}.logo-mark{width:34px;height:34px}
  .main-nav,.header-actions .download-mini{display:none}.menu-toggle{display:block}
  .header-actions{gap:7px}.search-box{padding:5px}.search-box input{display:none}
  .hotbar-inner{height:35px;gap:14px}
  .hero{padding:42px 0 35px}.hero-grid,.news-layout,.event-grid,.review-grid,.download-layout{grid-template-columns:1fr}
  .hero-board{min-height:260px}.section{padding:48px 0}.section-head{align-items:start;flex-direction:column;gap:8px}
  .section-head h2{font-size:24px}.game-grid{grid-template-columns:1fr 1fr}.game-card:first-child{grid-column:span 2}
  .article-item{grid-template-columns:82px 1fr}.article-item>a:last-child{display:none}.thumb{height:66px}
  .update-grid,.rank-list{grid-template-columns:1fr 1fr}.role-grid{grid-template-columns:1fr 1fr}
  .route{grid-template-columns:1fr 1fr}.route-step:nth-child(2){border-right:0}.route-step:nth-child(-n+2){border-bottom:1px solid var(--line)}
  .topic-grid{grid-template-columns:1fr 1fr}.topic-card:first-child{grid-column:span 2}
  .download-layout{gap:30px}.download-info{order:-1}.device{transform:none}
  .feedback{align-items:stretch;flex-direction:column}.feedback-form input{width:100%}.feedback-form{width:100%}
  .feedback-form .btn{flex:none}.footer-grid{grid-template-columns:1fr 1fr}.copyright{flex-direction:column}
}
@media(max-width:520px){
  body{font-size:14px}.hero h1{font-size:35px;letter-spacing:-1px}.hero-copy{font-size:15px}
  .hero-actions{flex-direction:column}.hero-actions .btn{width:100%}
  .game-grid,.update-grid,.rank-list,.role-grid,.topic-grid,.route{grid-template-columns:1fr}
  .game-card:first-child,.topic-card:first-child{grid-column:auto}.cover{height:145px}
  .review-feature{grid-template-columns:1fr}.review-cover{height:125px}
  .download-actions{align-items:flex-start;flex-wrap:wrap}.download-actions .btn{width:calc(100% - 100px)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:25px 15px}
  .feedback-form{flex-direction:column}.feedback-form .btn{width:100%}
}

/* roulang page: article */
:root{
  --orange:#f36b3d;--orange-dark:#d9572d;--purple:#6b4bb5;--purple-dark:#503794;
  --ink:#26252b;--muted:#77747d;--soft:#f7f5f2;--paper:#fff;--line:#e9e5e0;
  --cream:#fff8f2;--green:#3b9b75;--shadow:0 12px 30px rgba(47,35,28,.07);
  --shadow-hover:0 18px 36px rgba(47,35,28,.13);--radius:16px;--container:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;color:var(--ink);background:var(--soft);line-height:1.75;font-size:15px}
a{color:inherit;text-decoration:none;transition:.2s}
img{display:block;max-width:100%;height:auto}
button,input,textarea{font:inherit}
button{cursor:pointer;border:0}
.container{width:min(var(--container),calc(100% - 40px));margin:0 auto}
.site-header{background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:30;backdrop-filter:blur(12px)}
.header-main{height:78px;display:flex;align-items:center;gap:30px}
.logo{display:flex;align-items:center;gap:10px;min-width:240px}
.logo-mark{width:38px;height:38px;border-radius:12px;background:var(--orange);color:#fff;display:grid;place-items:center;font-weight:900;font-size:20px;box-shadow:4px 4px 0 #ffd2bd}
.logo-text{font-weight:800;line-height:1.2;font-size:18px;letter-spacing:-.5px}
.logo-text small{display:block;color:var(--muted);font-size:11px;font-weight:500;margin-top:3px;letter-spacing:0}
.main-nav{display:flex;align-items:center;gap:25px;height:100%;flex:1}
.main-nav a{height:100%;display:flex;align-items:center;position:relative;color:#57535c;font-weight:600;white-space:nowrap}
.main-nav a:after{content:"";position:absolute;bottom:0;left:0;right:0;height:3px;background:var(--orange);transform:scaleX(0);transition:.2s}
.main-nav a:hover,.main-nav a.active{color:var(--orange-dark)}
.main-nav a:hover:after,.main-nav a.active:after{transform:scaleX(1)}
.header-actions{display:flex;align-items:center;gap:12px}
.search-box{display:flex;background:#f6f3f0;border:1px solid transparent;border-radius:10px;padding:4px 5px 4px 13px}
.search-box:focus-within{border-color:#f2b7a0;background:#fff}
.search-box input{width:118px;border:0;background:transparent;outline:0;color:var(--ink)}
.search-box button{background:var(--ink);color:#fff;border-radius:8px;padding:5px 10px;font-size:13px}
.download-mini,.btn{display:inline-flex;align-items:center;justify-content:center;border-radius:10px;font-weight:700;transition:.2s}
.download-mini{background:var(--orange);color:#fff;padding:8px 12px;font-size:13px;white-space:nowrap}
.download-mini:hover,.btn-primary:hover{background:var(--orange-dark);transform:translateY(-2px);box-shadow:0 7px 14px rgba(243,107,61,.22)}
.menu-toggle{display:none;background:#f6f3f0;padding:8px;border-radius:8px;font-size:20px}
.hotbar{border-top:1px solid #f4f0ed;background:#fff}
.hotbar-inner{height:35px;display:flex;align-items:center;gap:20px;overflow:auto;white-space:nowrap}
.hot-label{font-size:12px;color:var(--orange-dark);font-weight:800}
.hotbar a{font-size:13px;color:var(--muted)}
.hotbar a:hover{color:var(--orange)}
main{overflow:hidden}
.article-hero{background:linear-gradient(120deg,#fff8f2 0%,#fff 58%,#f4f0fc 100%);padding:30px 0 40px;border-bottom:1px solid var(--line)}
.breadcrumb{display:flex;align-items:center;gap:9px;color:#908b89;font-size:13px;margin-bottom:24px;white-space:nowrap;overflow:hidden}
.breadcrumb a:hover{color:var(--orange)}
.breadcrumb strong{font-weight:500;overflow:hidden;text-overflow:ellipsis}
.article-category{display:inline-flex;align-items:center;gap:8px;border-radius:8px;padding:5px 10px;background:#fff0e9;color:var(--orange-dark);font-size:13px;font-weight:800}
.article-category:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--orange)}
.article-title{font-size:clamp(30px,4vw,48px);line-height:1.25;letter-spacing:-1.5px;margin:15px 0 18px;max-width:920px;font-weight:850}
.article-summary{max-width:860px;color:var(--muted);font-size:16px;line-height:1.95;margin:0}
.article-meta{display:flex;flex-wrap:wrap;gap:12px 22px;color:#8b8581;font-size:13px;margin-top:22px}
.article-meta span{display:inline-flex;align-items:center;gap:6px}
.article-meta i{width:6px;height:6px;border-radius:50%;background:#c7c0ba}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 285px;gap:32px;padding:42px 0 70px;align-items:start}
.reading-card,.side-card,.related-card,.action-strip,.feedback-card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.reading-card{padding:clamp(24px,4vw,52px)}
.article-lead{background:var(--cream);border-left:4px solid var(--orange);padding:16px 18px;border-radius:0 11px 11px 0;color:#5f5753;margin:0 0 30px}
.article-content{font-size:16px;line-height:2;color:#37343a}
.article-content>*:first-child{margin-top:0}
.article-content h2{font-size:25px;line-height:1.4;margin:42px 0 16px;padding-left:14px;position:relative;color:var(--ink)}
.article-content h2:before{content:"";position:absolute;left:0;top:.28em;width:5px;height:1.15em;border-radius:5px;background:var(--orange)}
.article-content h3{font-size:20px;line-height:1.45;margin:30px 0 12px}
.article-content p{margin:0 0 18px}
.article-content ul,.article-content ol{padding-left:23px;margin:0 0 20px}
.article-content li{padding-left:4px;margin:7px 0}
.article-content blockquote{margin:26px 0;padding:16px 20px;border-radius:12px;background:#f5f1fc;color:#5f5180;border-left:4px solid var(--purple)}
.article-content img{margin:25px auto;border-radius:13px;border:1px solid var(--line)}
.article-content table{width:100%;margin:24px 0;border-collapse:collapse;font-size:14px;overflow:hidden;border-radius:10px}
.article-content th,.article-content td{padding:12px;border:1px solid var(--line);text-align:left}
.article-content th{background:#faf7f5;color:var(--ink)}
.article-content a{color:var(--orange-dark);font-weight:700;border-bottom:1px solid #f4c5b3}
.article-content a:hover{color:var(--purple)}
.article-note{margin-top:34px;padding:15px 17px;border-radius:11px;background:#f8f6f4;color:var(--muted);font-size:13px}
.article-tools{display:flex;gap:10px;flex-wrap:wrap;margin-top:30px;padding-top:24px;border-top:1px solid var(--line)}
.tool-btn{padding:9px 13px;border:1px solid var(--line);border-radius:9px;background:#fff;color:#605b62;font-size:13px;font-weight:700}
.tool-btn:hover{border-color:#eab39b;background:#fff7f2;color:var(--orange-dark)}
.article-aside{display:grid;gap:18px;position:sticky;top:132px}
.side-card{padding:19px}
.side-card h2{font-size:17px;margin:0 0 13px}
.toc-list{list-style:none;padding:0;margin:0;display:grid;gap:5px}
.toc-list a{display:block;padding:8px 9px;border-radius:8px;font-size:13px;color:#6e6870;border-left:2px solid transparent}
.toc-list a:hover{background:#fff0e9;border-left-color:var(--orange);color:var(--orange-dark)}
.side-news{display:grid;gap:13px}
.side-news a{padding-bottom:13px;border-bottom:1px solid var(--line)}
.side-news a:last-child{border:0;padding:0}
.side-news strong{display:block;font-size:14px;line-height:1.55}
.side-news small{display:block;color:#97918c;font-size:12px;margin-top:4px}
.side-news a:hover strong{color:var(--orange-dark)}
.section{padding:65px 0}
.section-tint{background:#fff}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:25px}
.section-head h2{font-size:28px;line-height:1.3;margin:0;letter-spacing:-.7px}
.section-head p{margin:6px 0 0;color:var(--muted)}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.related-card{padding:19px;min-height:190px;display:flex;flex-direction:column}
.related-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.badge{display:inline-flex;align-self:flex-start;border-radius:7px;padding:4px 8px;font-size:12px;font-weight:700;background:#f1edfb;color:var(--purple-dark)}
.related-card h3{font-size:17px;line-height:1.5;margin:14px 0 9px}
.related-card p{font-size:13px;color:var(--muted);line-height:1.7;margin:0 0 15px}
.related-card .meta-line{margin-top:auto;color:#98928c;font-size:12px}
.action-strip{padding:31px 34px;display:flex;align-items:center;justify-content:space-between;gap:28px;background:linear-gradient(105deg,#4f367f,#6b4bb5);color:#fff;border:0}
.action-strip h2{font-size:26px;margin:0 0 7px}
.action-strip p{margin:0;color:#e8defd}
.btn{padding:12px 20px}
.btn-primary{background:var(--orange);color:#fff}
.btn-light{background:#fff;color:var(--purple-dark)}
.btn-light:hover{background:#fff2eb;transform:translateY(-2px)}
.feedback-wrap{display:grid;grid-template-columns:.8fr 1.2fr;gap:30px;align-items:center}
.feedback-copy h2{font-size:29px;line-height:1.35;margin:0 0 12px}
.feedback-copy p{color:var(--muted);margin:0}
.feedback-card{padding:22px}
.feedback-card form{display:grid;grid-template-columns:1fr auto;gap:10px}
.feedback-card input{min-width:0;padding:11px 13px;border:1px solid var(--line);border-radius:9px;outline:0;background:#fcfbfa}
.feedback-card input:focus{border-color:#edac91;box-shadow:0 0 0 3px rgba(243,107,61,.11)}
.feedback-card button{padding:11px 16px;border-radius:9px;background:var(--ink);color:#fff;font-weight:700}
.feedback-card button:hover{background:var(--orange-dark)}
.feedback-card small{display:block;margin-top:10px;color:#928c87}
.footer{background:#29262d;color:#ddd8df;padding:54px 0 20px}
.footer-grid{display:grid;grid-template-columns:1.55fr repeat(3,1fr);gap:38px;padding-bottom:35px}
.footer-brand{font-size:19px;color:#fff;font-weight:800;margin-bottom:10px}
.footer p{font-size:13px;color:#aaa3ae;max-width:280px;margin:0}
.footer h3{font-size:14px;color:#fff;margin:3px 0 13px}
.footer a{display:block;color:#b9b2bd;font-size:13px;margin:8px 0}
.footer a:hover{color:#ffad8e}
.copyright{border-top:1px solid #403b45;padding-top:18px;display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap;font-size:12px;color:#99919e}
@media(max-width:1024px){
  .header-main{gap:18px}.logo{min-width:205px}.main-nav{gap:17px}.search-box{display:none}
  .article-layout{grid-template-columns:minmax(0,1fr) 240px;gap:22px}.article-aside{top:120px}
}
@media(max-width:768px){
  .container{width:min(100% - 28px,var(--container))}
  .header-main{height:66px;gap:12px}.logo{min-width:auto}.logo-text{font-size:17px}.logo-text small{display:none}
  .main-nav{display:none;position:absolute;top:66px;left:0;right:0;height:auto;padding:12px 20px;background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--shadow);flex-direction:column;align-items:stretch;gap:0}
  .main-nav.open{display:flex}.main-nav a{height:auto;padding:11px 0}.main-nav a:after{bottom:4px;right:auto;width:34px}
  .header-actions{margin-left:auto}.download-mini{padding:7px 9px}.menu-toggle{display:block}.hotbar-inner{gap:16px}
  .article-hero{padding:25px 0 31px}.article-title{font-size:32px;letter-spacing:-1px}.article-summary{font-size:15px}
  .article-layout{display:block;padding:28px 0 50px}.article-aside{position:static;margin-top:20px;grid-template-columns:1fr 1fr}.reading-card{padding:25px 21px}
  .related-grid{grid-template-columns:1fr}.action-strip{padding:27px;display:block}.action-strip .btn{margin-top:20px}.feedback-wrap{grid-template-columns:1fr;gap:20px}.footer-grid{grid-template-columns:1fr 1fr;gap:26px}
}
@media(max-width:520px){
  body{font-size:14px}.download-mini{display:none}.hotbar{display:none}.article-title{font-size:27px}.article-meta{gap:8px 15px}
  .reading-card{padding:21px 17px}.article-content{font-size:15px;line-height:1.95}.article-content h2{font-size:22px}.article-content h3{font-size:18px}
  .article-aside{grid-template-columns:1fr}.section{padding:45px 0}.section-head h2{font-size:24px}.feedback-card form{grid-template-columns:1fr}.feedback-card button{width:100%}
  .footer{padding-top:40px}.footer-grid{grid-template-columns:1fr;gap:20px}.copyright{display:block}.copyright span{display:block;margin-bottom:6px}
}

/* roulang page: category2 */
:root{
      --orange:#f36b3d;
      --orange-dark:#d9572d;
      --purple:#6b4bb5;
      --purple-dark:#503794;
      --ink:#26252b;
      --muted:#77747d;
      --soft:#f7f5f2;
      --paper:#fff;
      --line:#e9e5e0;
      --cream:#fff8f2;
      --green:#3b9b75;
      --shadow:0 12px 30px rgba(47,35,28,.07);
      --shadow-hover:0 18px 36px rgba(47,35,28,.13);
      --radius:16px;
      --container:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;color:var(--ink);background:var(--soft);line-height:1.7;font-size:15px}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input,select{font:inherit}
    button{cursor:pointer;border:0}
    button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid rgba(243,107,61,.28);outline-offset:3px}
    .container{width:min(var(--container),calc(100% - 40px));margin:0 auto}
    .site-header{background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
    .header-main{height:78px;display:flex;align-items:center;gap:30px}
    .logo{display:flex;align-items:center;gap:10px;min-width:240px}
    .logo-mark{width:38px;height:38px;border-radius:12px;background:var(--orange);color:#fff;display:grid;place-items:center;font-weight:900;font-size:20px;box-shadow:4px 4px 0 #ffd2bd}
    .logo-text{font-weight:800;line-height:1.2;font-size:18px;letter-spacing:-.5px}
    .logo-text small{display:block;color:var(--muted);font-size:11px;font-weight:500;margin-top:3px;letter-spacing:0}
    .main-nav{display:flex;align-items:center;gap:25px;height:100%;flex:1}
    .main-nav a{height:100%;display:flex;align-items:center;position:relative;color:#57535c;font-weight:600;white-space:nowrap}
    .main-nav a:after{content:"";position:absolute;bottom:0;left:0;right:0;height:3px;background:var(--orange);transform:scaleX(0);transition:.2s}
    .main-nav a:hover,.main-nav a.active{color:var(--orange-dark)}
    .main-nav a:hover:after,.main-nav a.active:after{transform:scaleX(1)}
    .header-actions{display:flex;align-items:center;gap:12px}
    .search-box{display:flex;background:#f6f3f0;border:1px solid transparent;border-radius:10px;padding:4px 5px 4px 13px}
    .search-box:focus-within{border-color:#f2b7a0;background:#fff}
    .search-box input{width:118px;border:0;background:transparent;outline:0;color:var(--ink)}
    .search-box button{background:var(--ink);color:#fff;border-radius:8px;padding:5px 10px;font-size:13px;transition:.2s}
    .search-box button:hover{background:var(--purple)}
    .download-mini,.btn{display:inline-flex;align-items:center;justify-content:center;border-radius:10px;font-weight:700;transition:.2s}
    .download-mini{padding:8px 11px;background:var(--orange);color:#fff;font-size:13px;white-space:nowrap}
    .download-mini:hover,.btn-primary:hover{background:var(--orange-dark);transform:translateY(-2px);box-shadow:0 7px 14px rgba(243,107,61,.22)}
    .menu-toggle{display:none;background:#f6f3f0;padding:8px;border-radius:8px;font-size:20px}
    .hotbar{background:#fff;border-top:1px solid #f4f1ee}
    .hotbar-inner{min-height:36px;display:flex;align-items:center;gap:20px;overflow:auto;white-space:nowrap}
    .hotbar a{font-size:13px;color:var(--muted)}
    .hotbar a:hover{color:var(--orange)}
    .hot-label{font-size:12px;font-weight:800;color:var(--orange-dark);background:#fff0e9;padding:2px 9px;border-radius:20px}
    main{overflow:hidden}
    .section{padding:62px 0}
    .section-tint{background:#fff}
    .section-head{display:flex;align-items:end;justify-content:space-between;margin-bottom:24px;gap:20px}
    .section-head h2{margin:0;font-size:28px;letter-spacing:-.7px;line-height:1.3}
    .section-head p{margin:6px 0 0;color:var(--muted)}
    .btn{padding:12px 20px}
    .btn-primary{background:var(--orange);color:#fff}
    .btn-secondary{background:#fff;color:var(--purple);border:1px solid #d8ccef}
    .btn-secondary:hover{background:#f5f0ff;border-color:var(--purple);transform:translateY(-2px)}
    .tag{display:inline-flex;align-items:center;border-radius:8px;padding:4px 9px;background:#f8f6f4;border:1px solid var(--line);color:#68636b;font-size:12px;line-height:1.5}
    .tag.orange{color:var(--orange-dark);background:#fff0e9;border-color:#ffddd0}
    .tag.purple{color:var(--purple-dark);background:#f1edfb;border-color:#ddd3f4}
    .tag.green{color:#237859;background:#eaf7f1;border-color:#ccebdd}
    .breadcrumb-wrap{background:linear-gradient(125deg,#fff8f2 0%,#fff 54%,#f3effc 100%);border-bottom:1px solid var(--line)}
    .breadcrumb{padding:23px 0 0;margin:0;font-size:13px;color:var(--muted)}
    .breadcrumb a:hover{color:var(--orange)}
    .breadcrumb span{margin:0 8px;color:#b5afb0}
    .category-intro{padding:22px 0 44px;display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:45px;align-items:end}
    .category-intro h1{margin:8px 0 13px;font-size:clamp(34px,5vw,48px);letter-spacing:-1.8px;line-height:1.18}
    .category-intro p{max-width:720px;color:var(--muted);font-size:16px;margin:0}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--orange-dark);font-weight:800;font-size:14px}
    .eyebrow i{width:8px;height:8px;border-radius:50%;background:var(--orange);display:inline-block}
    .intro-note{background:var(--purple);color:#fff;border-radius:var(--radius);padding:19px 21px;box-shadow:10px 10px 0 rgba(107,75,181,.12)}
    .intro-note b{display:block;font-size:18px;margin-bottom:4px}
    .intro-note span{font-size:13px;color:#e5ddfb}
    .filter-panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:16px;box-shadow:var(--shadow)}
    .filter-row{display:grid;grid-template-columns:1.35fr repeat(3,1fr) auto;gap:10px}
    .filter-input,.filter-select{width:100%;min-height:44px;border:1px solid var(--line);border-radius:10px;background:#faf9f7;color:#504b52;padding:0 13px;outline:none;transition:.2s}
    .filter-input:focus,.filter-select:focus{border-color:#eda181;background:#fff}
    .filter-submit{min-height:44px;padding:0 19px;border-radius:10px;background:var(--ink);color:#fff;font-weight:700;transition:.2s}
    .filter-submit:hover{background:var(--purple);transform:translateY(-1px)}
    .guide-layout{display:grid;grid-template-columns:250px minmax(0,1fr);gap:25px;align-items:start}
    .guide-aside{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:17px;position:sticky;top:130px}
    .guide-aside h3{font-size:16px;margin:0 0 11px}
    .guide-aside a{display:flex;justify-content:space-between;align-items:center;padding:10px 9px;border-radius:9px;color:#605b63;transition:.2s}
    .guide-aside a:hover,.guide-aside a.current{background:#fff0e9;color:var(--orange-dark)}
    .guide-aside a span{font-size:12px;color:#a39da1}
    .guide-list{display:grid;gap:13px}
    .guide-card{display:grid;grid-template-columns:132px minmax(0,1fr) 112px;gap:18px;align-items:center;padding:13px;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);transition:.25s}
    .guide-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:#f2c2ae}
    .guide-cover{height:94px;border-radius:10px;overflow:hidden;position:relative;background:linear-gradient(135deg,#ef9a72,#f8c08a)}
    .guide-cover:before,.feature-visual:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 24% 28%,rgba(255,255,255,.65) 0 4px,transparent 5px),radial-gradient(circle at 72% 68%,rgba(255,255,255,.36) 0 7px,transparent 8px),linear-gradient(135deg,transparent 43%,rgba(255,255,255,.16) 44% 52%,transparent 53%)}
    .guide-cover.purple-cover{background:linear-gradient(135deg,#8066c4,#b498ef)}
    .guide-cover.green-cover{background:linear-gradient(135deg,#48a586,#9dd8bc)}
    .guide-cover.gold-cover{background:linear-gradient(135deg,#d89335,#f1cd72)}
    .guide-info h3{font-size:17px;line-height:1.45;margin:7px 0 4px}
    .guide-info p{margin:0;color:var(--muted);font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
    .guide-meta{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
    .guide-side{text-align:right}
    .guide-side small{display:block;color:#9b9592;font-size:12px;margin-bottom:10px}
    .read-link{font-weight:800;color:var(--purple);font-size:13px}
    .read-link:hover{color:var(--orange-dark)}
    .more-bar{margin-top:19px;text-align:center}
    .more-bar a{display:inline-flex;align-items:center;gap:8px;padding:11px 18px;border:1px solid #d9cdef;border-radius:10px;color:var(--purple);font-weight:800;background:#fff;transition:.2s}
    .more-bar a:hover{background:#f3effc;transform:translateY(-2px)}
    .featured-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:18px}
    .feature-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:.25s}
    .feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
    .feature-visual{height:165px;position:relative;background:linear-gradient(135deg,#6b4bb5,#b691ec)}
    .feature-card:nth-child(2) .feature-visual{background:linear-gradient(135deg,#ed8058,#f4be7c)}
    .feature-card:nth-child(3) .feature-visual{background:linear-gradient(135deg,#3c9677,#8bc9a9)}
    .feature-content{padding:17px}
    .feature-content h3{font-size:18px;line-height:1.45;margin:9px 0 7px}
    .feature-content p{font-size:13px;color:var(--muted);margin:0}
    .keyword-cloud{display:flex;flex-wrap:wrap;gap:10px}
    .keyword-cloud a{padding:8px 13px;border:1px solid var(--line);border-radius:9px;background:#fff;color:#625d64;font-size:13px;transition:.2s}
    .keyword-cloud a:hover{background:var(--cream);border-color:#f0b093;color:var(--orange-dark);transform:translateY(-2px)}
    .timeline{padding-left:33px;border-left:1px solid #ded7d1;display:grid;gap:22px;margin:4px 0 0 14px}
    .timeline-item{position:relative}
    .timeline-item:before{content:"";position:absolute;width:12px;height:12px;background:var(--orange);border:3px solid #fff1e9;border-radius:50%;left:-40px;top:5px}
    .timeline-item strong{display:block;color:var(--orange-dark);font-size:13px;margin-bottom:2px}
    .timeline-item h3{font-size:17px;margin:0 0 4px}
    .timeline-item p{color:var(--muted);font-size:14px;margin:0}
    .index-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .index-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:19px;min-height:174px;box-shadow:var(--shadow);position:relative;overflow:hidden}
    .index-card:after{content:"";position:absolute;width:52px;height:52px;border-radius:50%;right:-14px;bottom:-15px;background:#fff0e9}
    .index-card:nth-child(2):after{background:#f1edfb}
    .index-card:nth-child(3):after{background:#eaf7f1}
    .index-card h3{font-size:17px;margin:9px 0 7px}
    .index-card p{color:var(--muted);font-size:13px;margin:0}
    .index-num{font-size:25px;color:var(--orange);font-weight:900;line-height:1}
    .download-strip{background:var(--purple);border-radius:20px;padding:28px 32px;display:flex;align-items:center;justify-content:space-between;gap:25px;color:#fff;position:relative;overflow:hidden}
    .download-strip:after{content:"";position:absolute;width:185px;height:185px;border:1px solid rgba(255,255,255,.18);border-radius:50%;right:-55px;top:-82px}
    .download-strip h2{font-size:26px;margin:0 0 5px;position:relative;z-index:1}
    .download-strip p{margin:0;color:#e3dafa;position:relative;z-index:1}
    .download-strip .btn{background:var(--orange);color:#fff;white-space:nowrap;position:relative;z-index:1}
    .download-strip .btn:hover{background:#ff875e}
    .faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
    .faq-item{background:#fff;border:1px solid var(--line);border-radius:13px;padding:18px 19px}
    .faq-item h3{font-size:16px;margin:0 0 7px}
    .faq-item p{color:var(--muted);font-size:14px;margin:0}
    .footer{background:#26252b;color:#e7e2df;padding:53px 0 20px}
    .footer-grid{display:grid;grid-template-columns:1.7fr repeat(3,1fr);gap:35px;padding-bottom:35px}
    .footer-brand{font-size:19px;font-weight:800;color:#fff;margin-bottom:10px}
    .footer p{color:#aaa3a0;font-size:13px;max-width:290px;margin:0}
    .footer h3{font-size:14px;color:#fff;margin:3px 0 12px}
    .footer a{display:block;font-size:13px;color:#bcb6b4;margin:7px 0;transition:.2s}
    .footer a:hover{color:#ff9a77}
    .copyright{border-top:1px solid #444148;padding-top:18px;display:flex;justify-content:space-between;gap:15px;color:#9c9696;font-size:12px}
    @media(max-width:1024px){
      .header-main{gap:17px}
      .logo{min-width:205px}
      .main-nav{gap:16px}
      .search-box{display:none}
      .guide-layout{grid-template-columns:208px minmax(0,1fr)}
      .index-grid{grid-template-columns:repeat(2,1fr)}
    }
    @media(max-width:768px){
      .container{width:min(100% - 30px,var(--container))}
      .header-main{height:67px;gap:10px}
      .logo{min-width:auto;flex:1}
      .logo-text{font-size:17px}
      .main-nav{display:none;position:absolute;left:15px;right:15px;top:70px;height:auto;padding:12px;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
      .main-nav.open{display:flex}
      .main-nav a{height:auto;padding:10px 8px}
      .main-nav a:after{bottom:2px}
      .download-mini{display:none}
      .menu-toggle{display:block}
      .hotbar-inner{gap:17px}
      .category-intro{grid-template-columns:1fr;padding-bottom:30px;gap:20px}
      .intro-note{max-width:none}
      .filter-row{grid-template-columns:1fr 1fr}
      .filter-input{grid-column:1/-1}
      .guide-layout{grid-template-columns:1fr}
      .guide-aside{position:static;display:grid;grid-template-columns:repeat(2,1fr);gap:3px}
      .guide-aside h3{grid-column:1/-1}
      .guide-card{grid-template-columns:105px minmax(0,1fr)}
      .guide-cover{height:88px}
      .guide-side{display:none}
      .featured-grid{grid-template-columns:1fr 1fr}
      .feature-card:first-child{grid-column:1/-1}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media(max-width:520px){
      body{font-size:14px}
      .section{padding:46px 0}
      .section-head{display:block;margin-bottom:18px}
      .section-head h2{font-size:24px}
      .category-intro h1{font-size:34px}
      .category-intro p{font-size:14px}
      .filter-row{grid-template-columns:1fr}
      .filter-input{grid-column:auto}
      .guide-aside{grid-template-columns:1fr}
      .guide-card{grid-template-columns:84px minmax(0,1fr);gap:12px;padding:10px}
      .guide-cover{height:76px}
      .guide-info h3{font-size:15px;margin-top:5px}
      .guide-info p{font-size:12px}
      .guide-meta .tag:nth-child(n+3){display:none}
      .featured-grid,.faq-grid,.index-grid{grid-template-columns:1fr}
      .feature-card:first-child{grid-column:auto}
      .download-strip{padding:23px;display:block}
      .download-strip h2{font-size:23px}
      .download-strip .btn{margin-top:15px}
      .footer-grid{grid-template-columns:1fr;gap:22px}
      .copyright{display:block}
      .copyright span{display:block;margin:4px 0}
    }

/* roulang page: category1 */
:root{
      --orange:#f36b3d;
      --orange-dark:#d9572d;
      --purple:#6b4bb5;
      --purple-dark:#503794;
      --ink:#26252b;
      --muted:#77747d;
      --soft:#f7f5f2;
      --paper:#fff;
      --line:#e9e5e0;
      --cream:#fff8f2;
      --green:#3b9b75;
      --shadow:0 12px 30px rgba(47,35,28,.07);
      --shadow-hover:0 18px 36px rgba(47,35,28,.13);
      --radius:16px;
      --container:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;
      color:var(--ink);
      background:var(--soft);
      line-height:1.7;
      font-size:15px;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input,select{font:inherit}
    button{cursor:pointer;border:0}
    input,select{outline:none}
    .container{width:min(var(--container),calc(100% - 40px));margin:0 auto}
    .site-header{
      background:rgba(255,255,255,.96);
      border-bottom:1px solid var(--line);
      position:sticky;
      top:0;
      z-index:20;
      backdrop-filter:blur(10px);
    }
    .header-main{height:78px;display:flex;align-items:center;gap:30px}
    .logo{display:flex;align-items:center;gap:10px;min-width:240px}
    .logo-mark{
      width:38px;height:38px;border-radius:12px;background:var(--orange);color:#fff;
      display:grid;place-items:center;font-weight:900;font-size:20px;box-shadow:4px 4px 0 #ffd2bd
    }
    .logo-text{font-weight:800;line-height:1.2;font-size:18px;letter-spacing:-.5px}
    .logo-text small{display:block;color:var(--muted);font-size:11px;font-weight:500;margin-top:3px;letter-spacing:0}
    .main-nav{display:flex;align-items:center;gap:25px;height:100%;flex:1}
    .main-nav a{
      height:100%;display:flex;align-items:center;position:relative;color:#57535c;
      font-weight:600;white-space:nowrap
    }
    .main-nav a:after{
      content:"";position:absolute;bottom:0;left:0;right:0;height:3px;
      background:var(--orange);transform:scaleX(0);transition:.2s
    }
    .main-nav a:hover,.main-nav a.active{color:var(--orange-dark)}
    .main-nav a:hover:after,.main-nav a.active:after{transform:scaleX(1)}
    .header-actions{display:flex;align-items:center;gap:12px}
    .search-box{
      display:flex;background:#f6f3f0;border:1px solid transparent;border-radius:10px;
      padding:4px 5px 4px 13px
    }
    .search-box:focus-within{border-color:#f2b7a0;background:#fff}
    .search-box input{width:118px;border:0;background:transparent;color:var(--ink)}
    .search-box button{background:var(--ink);color:#fff;border-radius:8px;padding:5px 10px;font-size:13px}
    .download-mini,.btn{
      display:inline-flex;align-items:center;justify-content:center;border-radius:10px;
      font-weight:700;transition:.2s
    }
    .download-mini{background:var(--orange);color:#fff;padding:8px 12px;font-size:13px}
    .download-mini:hover,.btn-primary:hover{
      background:var(--orange-dark);transform:translateY(-2px);box-shadow:0 7px 14px rgba(243,107,61,.22)
    }
    .menu-toggle{display:none;background:#f6f3f0;padding:8px;border-radius:8px;font-size:20px}
    .hotbar{border-top:1px solid #f3efeb;background:#fff}
    .hotbar-inner{display:flex;align-items:center;gap:22px;height:36px;overflow:auto;white-space:nowrap}
    .hot-label{
      font-size:12px;color:var(--orange-dark);font-weight:800;background:#fff0e9;
      padding:2px 8px;border-radius:6px
    }
    .hotbar a{font-size:13px;color:var(--muted)}
    .hotbar a:hover{color:var(--orange)}
    main{overflow:hidden}
    .page-banner{
      background:linear-gradient(115deg,#fff7f1 0%,#fff 55%,#f1ecfb 100%);
      border-bottom:1px solid var(--line);
      padding:42px 0 38px;
      position:relative;
    }
    .page-banner:after{
      content:"";position:absolute;right:7%;bottom:-42px;width:140px;height:140px;
      border:18px solid rgba(107,75,181,.08);border-radius:50%;
    }
    .breadcrumb{display:flex;flex-wrap:wrap;gap:8px;color:var(--muted);font-size:13px;margin-bottom:17px}
    .breadcrumb a:hover{color:var(--orange)}
    .breadcrumb span:last-child{color:var(--purple-dark)}
    .page-banner-inner{position:relative;z-index:1;display:flex;justify-content:space-between;align-items:end;gap:30px}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--orange-dark);font-size:13px;font-weight:800}
    .eyebrow i{width:8px;height:8px;border-radius:50%;background:var(--orange)}
    h1{font-size:clamp(34px,4vw,48px);line-height:1.2;letter-spacing:-1.5px;margin:9px 0 10px;font-weight:850}
    .banner-copy{max-width:720px;color:var(--muted);font-size:16px;margin:0}
    .update-stamp{
      min-width:190px;background:#fff;border:1px solid #e8ddf8;border-radius:14px;
      padding:13px 16px;box-shadow:var(--shadow)
    }
    .update-stamp strong{display:block;color:var(--purple-dark);font-size:14px}
    .update-stamp span{font-size:12px;color:var(--muted)}
    .section{padding:58px 0}
    .section-white{background:var(--paper)}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:24px}
    .section-head h2{font-size:28px;line-height:1.3;letter-spacing:-.8px;margin:0}
    .section-head p{margin:6px 0 0;color:var(--muted)}
    .filter-panel{
      background:#fff;border:1px solid var(--line);border-radius:var(--radius);
      padding:18px;box-shadow:var(--shadow)
    }
    .filter-row{display:flex;align-items:center;gap:11px;flex-wrap:wrap}
    .filter-label{font-weight:800;color:var(--ink);margin-right:4px}
    .filter-chip{
      border:1px solid var(--line);background:#faf8f6;color:#625e65;border-radius:9px;
      padding:8px 12px;font-size:13px;transition:.2s
    }
    .filter-chip:hover,.filter-chip.active{background:#fff0e9;border-color:#ffcdb9;color:var(--orange-dark)}
    .filter-search{margin-left:auto;display:flex;border:1px solid var(--line);border-radius:10px;overflow:hidden;background:#faf9f7}
    .filter-search input{border:0;background:transparent;padding:8px 11px;width:170px}
    .filter-search button{background:var(--purple);color:#fff;padding:8px 13px;font-size:13px}
    .filter-search button:hover{background:var(--purple-dark)}
    .news-layout{display:grid;grid-template-columns:minmax(0,1.58fr) minmax(280px,.72fr);gap:26px}
    .news-list{display:grid;gap:13px}
    .news-card{
      display:grid;grid-template-columns:165px 1fr;gap:18px;padding:13px;background:#fff;
      border:1px solid var(--line);border-radius:15px;box-shadow:var(--shadow);transition:.25s
    }
    .news-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:#f0cdbf}
    .news-thumb{
      min-height:124px;border-radius:11px;overflow:hidden;position:relative;padding:15px;
      display:flex;align-items:flex-end;color:#fff;font-weight:800;font-size:15px;
    }
    .news-thumb:before{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(30,24,36,.62),rgba(30,24,36,.03))}
    .news-thumb span{position:relative;z-index:1}
    .thumb-new{background:linear-gradient(135deg,#ef7950,#6d4bb5)}
    .thumb-version{background:linear-gradient(135deg,#6542a9,#a86cc6)}
    .thumb-event{background:linear-gradient(135deg,#ec8655,#e44e61)}
    .thumb-review{background:linear-gradient(135deg,#44535b,#6b4bb5)}
    .thumb-social{background:linear-gradient(135deg,#467e8c,#50ad8d)}
    .news-main{display:flex;flex-direction:column;justify-content:center}
    .tags{display:flex;flex-wrap:wrap;gap:7px}
    .tag{
      display:inline-flex;align-items:center;border-radius:7px;padding:3px 8px;
      background:#f8f6f4;border:1px solid var(--line);font-size:12px;color:#6d6870
    }
    .tag.orange{background:#fff0e9;border-color:#ffded0;color:var(--orange-dark)}
    .tag.purple{background:#f1edfb;border-color:#ddd4f2;color:var(--purple-dark)}
    .news-card h3{font-size:18px;line-height:1.45;margin:8px 0 5px}
    .news-card h3 a:hover{color:var(--orange-dark)}
    .news-card p{margin:0;color:var(--muted);font-size:13px;line-height:1.65}
    .news-bottom{display:flex;justify-content:space-between;align-items:center;margin-top:10px;gap:12px}
    .meta{font-size:12px;color:#99938e}
    .read-link{font-size:13px;color:var(--orange-dark);font-weight:800;white-space:nowrap}
    .read-link:hover{color:var(--purple-dark)}
    .side-panel{display:grid;gap:17px;align-content:start}
    .side-card{background:#fff;border:1px solid var(--line);border-radius:15px;padding:20px;box-shadow:var(--shadow)}
    .side-card h3{font-size:18px;margin:0 0 14px}
    .hot-news{display:grid;gap:12px}
    .hot-news a{display:grid;grid-template-columns:29px 1fr;gap:10px;align-items:start}
    .hot-news a:hover strong{color:var(--orange-dark)}
    .hot-no{
      display:grid;place-items:center;width:27px;height:27px;background:#fff0e9;color:var(--orange-dark);
      border-radius:8px;font-size:13px;font-weight:900
    }
    .hot-news strong{font-size:14px;line-height:1.45;display:block}
    .hot-news small{font-size:12px;color:var(--muted)}
    .notice-card{background:var(--purple);color:#fff;border-color:var(--purple);position:relative;overflow:hidden}
    .notice-card:after{content:"";position:absolute;width:110px;height:110px;border:16px solid rgba(255,255,255,.12);border-radius:50%;right:-38px;bottom:-45px}
    .notice-card h3,.notice-card p,.notice-card a{position:relative;z-index:1}
    .notice-card p{font-size:13px;color:#e8defc;margin:0 0 14px}
    .notice-card a{display:inline-flex;background:#fff;color:var(--purple-dark);border-radius:8px;padding:7px 11px;font-size:13px;font-weight:800}
    .feature-grid{display:grid;grid-template-columns:1.25fr .9fr .9fr;gap:17px}
    .feature-card{
      min-height:202px;border-radius:16px;padding:22px;position:relative;overflow:hidden;
      display:flex;flex-direction:column;justify-content:end;transition:.25s
    }
    .feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
    .feature-card h3{font-size:20px;line-height:1.4;margin:8px 0}
    .feature-card p{font-size:13px;margin:0;max-width:340px}
    .feature-large{background:#37295f;color:#fff}
    .feature-large p{color:#d9ceef}
    .feature-large:before{content:"NEW";position:absolute;right:22px;top:17px;color:#ffd19b;font-size:13px;font-weight:900;letter-spacing:1px}
    .feature-orange{background:#fff0e9;color:var(--ink);border:1px solid #ffddcf}
    .feature-orange p{color:#82645a}
    .feature-purple{background:#f0ebfb;color:var(--ink);border:1px solid #ded3f5}
    .feature-purple p{color:#71658e}
    .timeline{position:relative;margin-left:18px;padding-left:29px;border-left:1px solid #e2d9d3;display:grid;gap:20px}
    .timeline-item{position:relative}
    .timeline-item:before{
      content:"";position:absolute;width:12px;height:12px;background:var(--orange);
      border:3px solid #fff0e9;border-radius:50%;left:-36px;top:6px
    }
    .timeline-item time{display:inline-block;font-size:12px;color:var(--orange-dark);font-weight:800}
    .timeline-item h3{font-size:17px;margin:3px 0}
    .timeline-item p{font-size:13px;color:var(--muted);margin:0}
    .topic-tags{display:flex;flex-wrap:wrap;gap:10px}
    .topic-tags a{
      padding:9px 14px;border-radius:10px;background:#fff;border:1px solid var(--line);
      font-size:14px;color:#5f5a62;transition:.2s
    }
    .topic-tags a:hover{background:var(--cream);border-color:#fac2aa;color:var(--orange-dark);transform:translateY(-2px)}
    .info-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:17px}
    .info-card{background:#fff;border:1px solid var(--line);border-radius:15px;padding:20px;box-shadow:var(--shadow)}
    .info-icon{
      width:40px;height:40px;border-radius:11px;background:#fff0e9;color:var(--orange-dark);
      display:grid;place-items:center;font-weight:900;font-size:18px;margin-bottom:13px
    }
    .info-card:nth-child(2) .info-icon{background:#f0ebfb;color:var(--purple-dark)}
    .info-card:nth-child(3) .info-icon{background:#e9f6ef;color:var(--green)}
    .info-card h3{font-size:17px;margin:0 0 6px}
    .info-card p{font-size:13px;color:var(--muted);margin:0}
    .more-area{text-align:center;padding-top:7px}
    .btn{padding:12px 21px}
    .btn-primary{background:var(--orange);color:#fff}
    .btn-secondary{background:#fff;color:var(--purple);border:1px solid #d8ccef}
    .btn-secondary:hover{background:#f5f0ff;border-color:var(--purple);transform:translateY(-2px)}
    .channel-box{background:#26252b;color:#fff;border-radius:18px;padding:28px 30px;display:flex;align-items:center;justify-content:space-between;gap:25px}
    .channel-box h2{font-size:25px;margin:0 0 5px}
    .channel-box p{color:#c7c1cb;margin:0;font-size:14px}
    .channel-links{display:flex;gap:10px;flex-wrap:wrap;justify-content:flex-end}
    .channel-links a{padding:8px 12px;border:1px solid rgba(255,255,255,.25);border-radius:8px;color:#fff;font-size:13px}
    .channel-links a:hover{background:var(--orange);border-color:var(--orange)}
    .faq-list{display:grid;gap:10px}
    .faq-item{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden}
    .faq-question{
      width:100%;display:flex;justify-content:space-between;align-items:center;text-align:left;
      padding:15px 18px;background:#fff;color:var(--ink);font-weight:800
    }
    .faq-question span:last-child{color:var(--orange);font-size:21px;line-height:1}
    .faq-answer{padding:0 18px 16px;color:var(--muted);font-size:14px;display:none}
    .faq-item.open .faq-answer{display:block}
    .faq-item.open .faq-question{color:var(--orange-dark)}
    .footer{background:#28262c;color:#e6e2e8;padding:55px 0 20px}
    .footer-grid{display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:35px;padding-bottom:37px}
    .footer-brand{font-size:19px;font-weight:850;color:#fff;margin-bottom:10px}
    .footer p{color:#aaa4af;font-size:13px;max-width:280px;margin:0}
    .footer h3{font-size:14px;color:#fff;margin:0 0 12px}
    .footer a{display:block;color:#b9b3bd;font-size:13px;margin:7px 0;transition:.2s}
    .footer a:hover{color:#ffad8d}
    .copyright{border-top:1px solid #413d45;padding-top:18px;display:flex;justify-content:space-between;gap:20px;color:#98919c;font-size:12px}
    a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid rgba(243,107,61,.35);outline-offset:3px}
    @media(max-width:1024px){
      .header-main{gap:18px}
      .logo{min-width:205px}
      .main-nav{gap:16px}
      .search-box{display:none}
      .news-layout{grid-template-columns:1fr}
      .side-panel{grid-template-columns:1fr 1fr}
    }
    @media(max-width:768px){
      .container{width:min(100% - 30px,var(--container))}
      .header-main{height:67px;gap:12px}
      .logo{min-width:auto;flex:1}
      .logo-text{font-size:17px}
      .main-nav{
        display:none;position:absolute;left:0;right:0;top:67px;height:auto;background:#fff;
        padding:10px 18px 16px;border-bottom:1px solid var(--line);box-shadow:var(--shadow);
        flex-direction:column;align-items:stretch;gap:0
      }
      .main-nav.open{display:flex}
      .main-nav a{height:auto;padding:11px 3px}
      .main-nav a:after{bottom:3px;right:auto;width:28px}
      .download-mini{display:none}
      .menu-toggle{display:block}
      .hotbar-inner{gap:17px}
      .page-banner{padding:29px 0}
      .page-banner-inner{display:block}
      .update-stamp{display:inline-block;margin-top:19px}
      .filter-search{margin-left:0;width:100%}
      .filter-search input{flex:1;width:auto}
      .feature-grid,.info-grid{grid-template-columns:1fr}
      .feature-card{min-height:165px}
      .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
      .channel-box{display:block;padding:25px}
      .channel-links{justify-content:flex-start;margin-top:17px}
    }
    @media(max-width:520px){
      body{font-size:14px}
      .logo-mark{width:34px;height:34px;border-radius:10px}
      .logo-text small{font-size:10px}
      .hotbar{display:none}
      h1{font-size:34px}
      .section{padding:43px 0}
      .section-head{display:block;margin-bottom:19px}
      .section-head h2{font-size:24px}
      .news-card{grid-template-columns:1fr;padding:11px;gap:12px}
      .news-thumb{min-height:128px}
      .news-card h3{font-size:17px}
      .news-card p{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
      .side-panel{grid-template-columns:1fr}
      .filter-panel{padding:14px}
      .filter-chip{padding:7px 10px}
      .footer-grid{grid-template-columns:1fr;gap:22px}
      .copyright{display:block}
      .copyright span{display:block;margin-bottom:5px}
      .channel-box h2{font-size:22px}
    }

/* roulang page: category3 */
:root{
      --orange:#f36b3d;--orange-dark:#d9572d;--purple:#6b4bb5;--purple-dark:#503794;
      --ink:#26252b;--muted:#77747d;--soft:#f7f5f2;--paper:#fff;--line:#e9e5e0;
      --cream:#fff8f2;--green:#3b9b75;--shadow:0 12px 30px rgba(47,35,28,.07);
      --shadow-hover:0 18px 36px rgba(47,35,28,.13);--radius:16px;--container:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;color:var(--ink);background:var(--soft);font-size:15px;line-height:1.7}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input,select{font:inherit}
    button{cursor:pointer;border:0}
    button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid rgba(243,107,61,.3);outline-offset:3px}
    .container{width:min(var(--container),calc(100% - 40px));margin:0 auto}
    .site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}
    .header-main{height:78px;display:flex;align-items:center;gap:30px}
    .logo{display:flex;align-items:center;gap:10px;min-width:240px}
    .logo-mark{width:38px;height:38px;border-radius:12px;background:var(--orange);color:#fff;display:grid;place-items:center;font-weight:900;font-size:20px;box-shadow:4px 4px 0 #ffd2bd}
    .logo-text{font-weight:800;line-height:1.2;font-size:18px;letter-spacing:-.5px}
    .logo-text small{display:block;color:var(--muted);font-size:11px;font-weight:500;margin-top:3px;letter-spacing:0}
    .main-nav{display:flex;align-items:center;gap:25px;height:100%;flex:1}
    .main-nav a{height:100%;display:flex;align-items:center;position:relative;color:#57535c;font-weight:600;white-space:nowrap}
    .main-nav a:after{content:"";position:absolute;bottom:0;left:0;right:0;height:3px;background:var(--orange);transform:scaleX(0);transition:.2s}
    .main-nav a:hover,.main-nav a.active{color:var(--orange-dark)}
    .main-nav a:hover:after,.main-nav a.active:after{transform:scaleX(1)}
    .header-actions{display:flex;align-items:center;gap:12px}
    .search-box{display:flex;background:#f6f3f0;border:1px solid transparent;border-radius:10px;padding:4px 5px 4px 13px}
    .search-box:focus-within{border-color:#f2b7a0;background:#fff}
    .search-box input{width:118px;border:0;background:transparent;outline:0;color:var(--ink)}
    .search-box button{background:var(--ink);color:#fff;border-radius:8px;padding:5px 10px;font-size:13px;transition:.2s}
    .search-box button:hover{background:var(--purple)}
    .download-mini,.btn{display:inline-flex;align-items:center;justify-content:center;border-radius:10px;font-weight:700;transition:.2s}
    .download-mini{padding:8px 13px;background:var(--orange);color:#fff;font-size:13px;white-space:nowrap}
    .download-mini:hover,.btn-primary:hover{background:var(--orange-dark);transform:translateY(-2px);box-shadow:0 7px 14px rgba(243,107,61,.22)}
    .menu-toggle{display:none;background:#f6f3f0;padding:8px;border-radius:8px;font-size:20px}
    .hotbar{background:#fff8f2;border-top:1px solid #f7eee8}
    .hotbar-inner{height:38px;display:flex;align-items:center;gap:22px;overflow:auto;white-space:nowrap}
    .hot-label{font-size:12px;font-weight:800;color:var(--orange-dark);background:#ffe7da;border-radius:5px;padding:2px 7px}
    .hotbar a{font-size:13px;color:var(--muted)}
    .hotbar a:hover{color:var(--orange)}
    main{overflow:hidden}
    .breadcrumb-wrap{padding:22px 0 8px}
    .breadcrumb{margin:0;font-size:13px;color:var(--muted)}
    .breadcrumb a:hover{color:var(--orange-dark)}
    .breadcrumb span{margin:0 8px;color:#b6b1ac}
    .channel-heading{padding:22px 0 38px;background:linear-gradient(110deg,#fff7f0 0%,#fff 56%,#f3effd 100%);border-bottom:1px solid #f0e9e3}
    .channel-heading-inner{display:grid;grid-template-columns:1fr auto;align-items:end;gap:28px}
    .channel-kicker{display:flex;align-items:center;gap:8px;color:var(--purple);font-size:13px;font-weight:800;letter-spacing:.5px}
    .channel-kicker:before{content:"";width:9px;height:9px;background:var(--orange);border-radius:50%;box-shadow:0 0 0 5px #ffeadf}
    h1,h2,h3,p{margin-top:0}
    h1{font-size:clamp(34px,4vw,52px);line-height:1.16;letter-spacing:-1.8px;margin:10px 0 14px}
    .heading-copy{max-width:720px;color:var(--muted);font-size:16px;line-height:1.9}
    .channel-status{background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px 18px;min-width:198px;box-shadow:var(--shadow)}
    .channel-status b{display:block;color:var(--purple-dark);font-size:14px}
    .channel-status span{color:var(--muted);font-size:12px}
    .section{padding:62px 0}
    .section-tint{background:#fff}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:25px}
    .section-head h2{font-size:28px;letter-spacing:-.8px;line-height:1.3;margin-bottom:5px}
    .section-head p{margin:0;color:var(--muted)}
    .filter-panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow)}
    .filter-row{display:grid;grid-template-columns:1.35fr repeat(3,1fr) auto;gap:11px}
    .field{position:relative}
    .field input,.field select{height:46px;width:100%;border:1px solid #e5dfda;border-radius:10px;padding:0 13px;background:#fcfbfa;color:#5f5a62;outline:none;transition:.2s}
    .field input:focus,.field select:focus{border-color:#ec9d7e;background:#fff}
    .filter-button{background:var(--ink);color:#fff;border-radius:10px;padding:0 20px;font-weight:700;transition:.2s}
    .filter-button:hover{background:var(--purple);transform:translateY(-1px)}
    .filter-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:15px}
    .tag{display:inline-flex;align-items:center;border-radius:8px;padding:5px 9px;background:#f8f6f4;border:1px solid var(--line);color:#68636b;font-size:12px}
    .tag.orange{color:var(--orange-dark);background:#fff0e9;border-color:#ffddd0}
    .tag.purple{color:var(--purple-dark);background:#f1edfb;border-color:#ddd3f4}
    .tag.green{color:#287657;background:#ebf7f1;border-color:#cceadb}
    .download-layout{display:grid;grid-template-columns:1.6fr .9fr;gap:25px;align-items:start}
    .download-list{display:grid;gap:13px}
    .download-item{display:grid;grid-template-columns:76px 1fr auto;gap:17px;align-items:center;padding:16px;background:#fff;border:1px solid var(--line);border-radius:15px;box-shadow:var(--shadow);transition:.25s}
    .download-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:#efd0c3}
    .game-cover{height:76px;width:76px;border-radius:13px;display:grid;place-items:center;overflow:hidden;color:#fff;font-size:23px;font-weight:900;letter-spacing:-1px}
    .cover-a{background:linear-gradient(135deg,#f07c4f,#9d4d63)}
    .cover-b{background:linear-gradient(135deg,#7c62c5,#3c759b)}
    .cover-c{background:linear-gradient(135deg,#e6a43e,#d75549)}
    .cover-d{background:linear-gradient(135deg,#4eab91,#476eae)}
    .cover-e{background:linear-gradient(135deg,#ad5ca6,#ef7958)}
    .download-info h3{font-size:18px;margin:0 0 4px}
    .download-info p{margin:4px 0 8px;color:var(--muted);font-size:13px}
    .tags{display:flex;flex-wrap:wrap;gap:6px}
    .download-action{text-align:right;min-width:100px}
    .download-action small{display:block;color:#969099;font-size:11px;margin-top:5px}
    .btn{padding:10px 16px}
    .btn-primary{background:var(--orange);color:#fff}
    .btn-secondary{background:#fff;color:var(--purple);border:1px solid #d8ccef}
    .btn-secondary:hover{background:#f5f0ff;border-color:var(--purple);transform:translateY(-2px)}
    .side-stack{display:grid;gap:17px}
    .side-card{padding:22px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
    .side-card h3{font-size:18px;margin-bottom:13px}
    .rank-mini{padding:0;margin:0;list-style:none;counter-reset:rank}
    .rank-mini li{counter-increment:rank;display:flex;gap:10px;align-items:center;padding:10px 0;border-bottom:1px dashed #eae4de;font-weight:700;font-size:14px}
    .rank-mini li:last-child{border-bottom:0}
    .rank-mini li:before{content:counter(rank);width:23px;height:23px;display:grid;place-items:center;background:#fff0e9;color:var(--orange-dark);border-radius:7px;font-size:12px}
    .safe-note{background:var(--purple);color:#fff;position:relative;overflow:hidden}
    .safe-note:after{content:"↓";position:absolute;right:17px;bottom:-15px;font-size:94px;line-height:1;color:rgba(255,255,255,.1);font-weight:900}
    .safe-note p{position:relative;color:#eee8fd;margin:0;font-size:13px}
    .feature-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:18px}
    .feature-card{min-height:220px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:23px;position:relative;overflow:hidden;box-shadow:var(--shadow);transition:.25s}
    .feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
    .feature-card.large{background:linear-gradient(135deg,#563e93,#8466c2);color:#fff}
    .feature-card.large:after{content:"✦";position:absolute;right:18px;bottom:-36px;font-size:150px;color:rgba(255,255,255,.1)}
    .feature-card h3{font-size:21px;position:relative}
    .feature-card p{font-size:13px;color:var(--muted);position:relative}
    .feature-card.large p{color:#e8e1fb}
    .feature-card .tag{position:relative}
    .feature-num{display:block;font-size:39px;line-height:1;font-weight:900;color:#f1b29a;margin-bottom:16px}
    .feature-card:nth-child(3) .feature-num{color:#aa95df}
    .keyword-cloud{display:flex;flex-wrap:wrap;gap:10px}
    .keyword-cloud button{border:1px solid var(--line);background:#fff;border-radius:10px;padding:9px 14px;color:#605b62;font-size:13px;transition:.2s}
    .keyword-cloud button:hover{border-color:#f1ae94;background:var(--cream);color:var(--orange-dark);transform:translateY(-1px)}
    .update-stream{position:relative;margin-left:21px;padding-left:31px;border-left:2px solid #eaded7}
    .update-stream article{position:relative;padding:0 0 26px}
    .update-stream article:last-child{padding-bottom:0}
    .update-stream article:before{content:"";position:absolute;width:13px;height:13px;border:3px solid #fff;background:var(--orange);border-radius:50%;left:-39px;top:5px;box-shadow:0 0 0 2px #f3d6ca}
    .update-stream time{font-size:12px;color:var(--orange-dark);font-weight:800}
    .update-stream h3{font-size:17px;margin:4px 0}
    .update-stream p{color:var(--muted);font-size:14px;margin:0}
    .app-zone{background:var(--ink);color:#fff;padding:0;overflow:hidden}
    .app-grid{display:grid;grid-template-columns:.86fr 1.14fr;min-height:365px}
    .phone-scene{background:linear-gradient(145deg,#6b4bb5,#402d67);position:relative;display:grid;place-items:end center;padding-top:38px;overflow:hidden}
    .phone-scene:before,.phone-scene:after{content:"";position:absolute;border:1px solid rgba(255,255,255,.15);border-radius:50%}
    .phone-scene:before{width:290px;height:290px;top:34px;left:50%;transform:translateX(-50%)}
    .phone-scene:after{width:390px;height:390px;top:-13px;left:50%;transform:translateX(-50%)}
    .phone{position:relative;z-index:1;width:190px;height:318px;border:8px solid #242126;border-bottom:0;border-radius:29px 29px 0 0;background:#fff7f0;padding:26px 13px 12px;box-shadow:0 0 0 4px rgba(255,255,255,.12)}
    .phone-notch{position:absolute;top:7px;left:50%;transform:translateX(-50%);width:64px;height:7px;background:#242126;border-radius:10px}
    .phone-brand{font-weight:900;color:var(--orange);font-size:18px;margin-top:4px}
    .phone-search{height:25px;background:#eee8e4;border-radius:8px;margin:11px 0}
    .phone-line{height:37px;border-radius:9px;background:#fff;margin-bottom:8px;border:1px solid #eee7e2}
    .phone-line:nth-child(4){background:#f9e7dd}
    .app-copy{padding:53px 54px;display:flex;flex-direction:column;justify-content:center}
    .app-copy .eyebrow{color:#f6a080;margin-bottom:12px;font-size:13px;font-weight:800}
    .app-copy h2{font-size:34px;line-height:1.25;margin-bottom:13px;letter-spacing:-1px}
    .app-copy p{color:#c5bec9;max-width:550px;margin-bottom:21px}
    .app-actions{display:flex;flex-wrap:wrap;gap:11px}
    .app-meta{display:flex;gap:18px;flex-wrap:wrap;margin-top:17px;color:#bbb3c2;font-size:12px}
    .app-meta span:before{content:"✓";color:#f49a77;margin-right:5px;font-weight:900}
    .notice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:17px}
    .notice-card{background:#fff;border:1px solid var(--line);border-radius:15px;padding:22px;box-shadow:var(--shadow)}
    .notice-icon{width:38px;height:38px;display:grid;place-items:center;border-radius:11px;background:#fff0e9;color:var(--orange-dark);font-weight:900;font-size:19px;margin-bottom:13px}
    .notice-card:nth-child(2) .notice-icon{background:#f1edfb;color:var(--purple)}
    .notice-card:nth-child(3) .notice-icon{background:#ebf7f1;color:var(--green)}
    .notice-card h3{font-size:17px;margin-bottom:6px}
    .notice-card p{margin:0;color:var(--muted);font-size:13px}
    .faq-list{display:grid;gap:10px}
    .faq-item{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden}
    .faq-item summary{cursor:pointer;list-style:none;padding:17px 48px 17px 18px;font-size:16px;font-weight:700;position:relative}
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary:after{content:"+";position:absolute;right:18px;top:13px;width:26px;height:26px;display:grid;place-items:center;border-radius:50%;background:#f5f1ed;color:var(--orange-dark);font-size:20px;font-weight:500}
    .faq-item[open] summary{color:var(--orange-dark)}
    .faq-item[open] summary:after{content:"−";background:#fff0e9}
    .faq-answer{padding:0 18px 18px;color:var(--muted);font-size:14px}
    .more-bar{text-align:center;padding-top:29px}
    .more-bar a{display:inline-flex;align-items:center;gap:8px;color:var(--orange-dark);font-weight:800;border-bottom:2px solid #f5c6b4;padding-bottom:3px}
    .more-bar a:hover{color:var(--purple);border-color:#c9b9eb}
    .footer{background:#28262d;color:#ddd8df;padding:53px 0 20px}
    .footer-grid{display:grid;grid-template-columns:1.45fr repeat(3,1fr);gap:42px;padding-bottom:35px}
    .footer-brand{font-size:19px;font-weight:900;color:#fff;margin-bottom:8px}
    .footer p{color:#aaa4ae;font-size:13px;max-width:265px}
    .footer h3{font-size:14px;color:#fff;margin:0 0 12px}
    .footer a{display:block;color:#bcb5c0;font-size:13px;margin:7px 0;transition:.2s}
    .footer a:hover{color:#ffad8d}
    .copyright{padding-top:18px;border-top:1px solid rgba(255,255,255,.1);display:flex;justify-content:space-between;gap:15px;color:#958e99;font-size:12px}
    @media(max-width:1024px){
      .header-main{gap:18px}.logo{min-width:205px}.main-nav{gap:16px}.search-box{display:none}
      .download-layout{grid-template-columns:1fr}.side-stack{grid-template-columns:1fr 1fr}
      .feature-grid{grid-template-columns:1fr 1fr}.feature-card.large{grid-row:span 1}
    }
    @media(max-width:768px){
      .container{width:min(var(--container),calc(100% - 28px))}
      .header-main{height:67px}.logo{min-width:0;flex:1}.logo-text{font-size:17px}.logo-text small{display:none}
      .main-nav{display:none;position:absolute;top:67px;left:0;right:0;height:auto;background:#fff;border-bottom:1px solid var(--line);padding:10px 20px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch;gap:0}
      .main-nav.open{display:flex}.main-nav a{height:auto;padding:12px 0}.main-nav a:after{bottom:5px;right:auto;width:32px}
      .download-mini{display:none}.menu-toggle{display:block}.hotbar-inner{gap:17px}
      .channel-heading{padding:16px 0 29px}.channel-heading-inner{grid-template-columns:1fr}.channel-status{display:inline-block;min-width:0}
      .filter-row{grid-template-columns:1fr 1fr}.filter-button{height:46px}
      .download-item{grid-template-columns:62px 1fr}.game-cover{width:62px;height:62px;font-size:18px}.download-action{grid-column:2;text-align:left;display:flex;align-items:center;gap:10px}.download-action small{margin:0}
      .feature-grid,.notice-grid{grid-template-columns:1fr}.side-stack{grid-template-columns:1fr}
      .app-grid{grid-template-columns:1fr}.phone-scene{height:250px;padding-top:20px}.phone{transform:scale(.78);transform-origin:bottom center}.app-copy{padding:35px 28px}.app-copy h2{font-size:29px}
      .footer-grid{grid-template-columns:1fr 1fr;gap:28px}.footer-grid>div:first-child{grid-column:1/-1}
    }
    @media(max-width:520px){
      body{font-size:14px}.hotbar{display:none}.breadcrumb-wrap{padding-top:15px}
      h1{font-size:34px}.section{padding:45px 0}.section-head{display:block;margin-bottom:18px}.section-head h2{font-size:24px}
      .filter-row{grid-template-columns:1fr}.filter-button{height:46px}
      .download-item{padding:13px;gap:12px}.download-info h3{font-size:16px}.download-info p{line-height:1.55}.download-action{grid-column:1/-1;justify-content:space-between}
      .feature-card{min-height:190px}.keyword-cloud{gap:7px}.keyword-cloud button{padding:8px 10px}
      .app-actions .btn{width:100%}.app-meta{display:grid;gap:6px}.copyright{display:block}.copyright span{display:block;margin:4px 0}
      .footer-grid{grid-template-columns:1fr;gap:21px}.footer-grid>div:first-child{grid-column:auto}
    }

/* roulang page: category4 */
:root{
      --orange:#f36b3d;--orange-dark:#d9572d;--purple:#6b4bb5;--purple-dark:#503794;
      --ink:#26252b;--muted:#77747d;--soft:#f7f5f2;--paper:#fff;--line:#e9e5e0;
      --cream:#fff8f2;--green:#3b9b75;--shadow:0 12px 30px rgba(47,35,28,.07);
      --shadow-hover:0 18px 36px rgba(47,35,28,.13);--radius:16px;--container:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--soft);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;font-size:15px;line-height:1.7}
    a{color:inherit;text-decoration:none} img{display:block;max-width:100%}
    button,input,select{font:inherit} button{cursor:pointer;border:0}
    .container{width:min(var(--container),calc(100% - 40px));margin:0 auto}
    .site-header{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.97);border-bottom:1px solid var(--line)}
    .header-main{height:78px;display:flex;align-items:center;gap:30px}
    .logo{display:flex;align-items:center;gap:10px;min-width:240px}
    .logo-mark{width:38px;height:38px;border-radius:12px;background:var(--orange);color:#fff;display:grid;place-items:center;font-weight:900;font-size:20px;box-shadow:4px 4px 0 #ffd2bd}
    .logo-text{font-weight:800;line-height:1.2;font-size:18px;letter-spacing:-.5px}
    .logo-text small{display:block;color:var(--muted);font-size:11px;font-weight:500;margin-top:3px;letter-spacing:0}
    .main-nav{display:flex;align-items:center;gap:25px;height:100%;flex:1}
    .main-nav a{height:100%;display:flex;align-items:center;position:relative;color:#57535c;font-weight:600;white-space:nowrap}
    .main-nav a:after{content:"";position:absolute;bottom:0;left:0;right:0;height:3px;background:var(--orange);transform:scaleX(0);transition:.2s}
    .main-nav a:hover,.main-nav a.active{color:var(--orange-dark)}
    .main-nav a:hover:after,.main-nav a.active:after{transform:scaleX(1)}
    .header-actions{display:flex;align-items:center;gap:12px}
    .search-box{display:flex;background:#f6f3f0;border:1px solid transparent;border-radius:10px;padding:4px 5px 4px 13px}
    .search-box:focus-within{border-color:#f2b7a0;background:#fff}
    .search-box input{width:118px;border:0;outline:0;background:transparent;color:var(--ink)}
    .search-box button{background:var(--ink);color:#fff;border-radius:8px;padding:5px 10px;font-size:13px}
    .download-mini{display:inline-flex;align-items:center;justify-content:center;border-radius:10px;background:var(--orange);color:#fff;padding:9px 14px;font-weight:700;transition:.2s}
    .download-mini:hover{background:var(--orange-dark);transform:translateY(-2px)}
    .menu-toggle{display:none;background:#f6f3f0;padding:8px;border-radius:8px;font-size:20px}
    .hotbar{border-top:1px solid #f2efeb}
    .hotbar-inner{height:38px;display:flex;align-items:center;gap:22px}
    .hot-label{color:var(--orange-dark);font-weight:800;font-size:13px}
    .hotbar a{font-size:13px;color:var(--muted)} .hotbar a:hover{color:var(--orange)}
    main{overflow:hidden}
    .page-head{padding:48px 0 38px;background:linear-gradient(110deg,#fff8f2,#fff 62%,#f3effb);border-bottom:1px solid var(--line)}
    .crumbs{display:flex;gap:9px;align-items:center;color:#99929a;font-size:13px;margin-bottom:24px}
    .crumbs a:hover{color:var(--orange)}
    .crumbs span{color:#c2bcb8}
    .page-head-grid{display:flex;justify-content:space-between;align-items:end;gap:30px}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--orange-dark);font-weight:800;margin-bottom:12px}
    .eyebrow i{width:8px;height:8px;border-radius:50%;background:var(--orange);display:inline-block}
    h1,h2,h3,p{margin-top:0}
    h1{font-size:clamp(34px,5vw,54px);line-height:1.2;letter-spacing:-1.8px;margin-bottom:13px}
    .page-intro{color:var(--muted);max-width:700px;font-size:16px;margin-bottom:0}
    .head-note{background:#fff;border:1px solid var(--line);border-radius:13px;padding:15px 18px;min-width:180px;box-shadow:var(--shadow)}
    .head-note strong{display:block;color:var(--orange-dark);font-size:22px;line-height:1.2}
    .head-note span{color:var(--muted);font-size:12px}
    .section{padding:62px 0}.section-tint{background:#fff}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:24px}
    .section-head h2{font-size:28px;line-height:1.3;letter-spacing:-.7px;margin-bottom:4px}
    .section-head p{color:var(--muted);margin-bottom:0}
    .filter-bar{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr auto;gap:10px;background:#fff;border:1px solid var(--line);padding:14px;border-radius:14px;box-shadow:var(--shadow)}
    .filter-bar input,.filter-bar select{width:100%;border:1px solid var(--line);background:#faf8f6;color:var(--ink);border-radius:9px;padding:10px 12px;outline:0}
    .filter-bar input:focus,.filter-bar select:focus{border-color:#e9a58d;box-shadow:0 0 0 3px #fff0e9}
    .filter-btn{background:var(--ink);color:#fff;border-radius:9px;padding:10px 18px;font-weight:700}
    .filter-btn:hover{background:var(--purple)}
    .topic-grid{display:grid;grid-template-columns:1.25fr .9fr .9fr;gap:18px}
    .topic-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:.25s}
    .topic-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
    .topic-visual{height:168px;padding:20px;display:flex;align-items:end;position:relative;overflow:hidden}
    .topic-visual:before,.topic-visual:after{content:"";position:absolute;border:1px solid rgba(255,255,255,.38);border-radius:50%}
    .topic-visual:before{width:150px;height:150px;right:-35px;top:-55px}.topic-visual:after{width:82px;height:82px;right:35px;bottom:-35px}
    .visual-orange{background:#ed7048}.visual-purple{background:#6b4bb5}.visual-dark{background:#37323e}
    .topic-kicker{position:relative;z-index:1;color:#fff8f2;font-size:12px;letter-spacing:1px}
    .topic-name{position:relative;z-index:1;color:#fff;font-size:25px;font-weight:800;line-height:1.25;margin:4px 0 0}
    .topic-body{padding:18px 19px 20px}.topic-body h3{font-size:19px;margin-bottom:7px}.topic-body p{color:var(--muted);font-size:13px;margin-bottom:15px}
    .card-link{color:var(--orange-dark);font-weight:700;font-size:13px}.card-link:hover{color:var(--purple)}
    .tag-row{display:flex;flex-wrap:wrap;gap:7px;margin-bottom:14px}
    .tag{display:inline-flex;border-radius:8px;padding:4px 9px;background:#f8f6f4;border:1px solid var(--line);color:#68636b;font-size:12px}
    .tag.orange{color:var(--orange-dark);background:#fff0e9;border-color:#ffddd0}.tag.purple{color:var(--purple-dark);background:#f1edfb;border-color:#ddd3f4}
    .feature-layout{display:grid;grid-template-columns:1.08fr .92fr;gap:22px}
    .feature-main{min-height:250px;border-radius:18px;padding:29px;color:#fff;background:linear-gradient(135deg,#503794,#7d63c2);position:relative;overflow:hidden}
    .feature-main:after{content:"专题";position:absolute;right:25px;bottom:-19px;font-size:100px;font-weight:900;color:rgba(255,255,255,.1)}
    .feature-main h3{font-size:29px;max-width:430px;line-height:1.3;margin:14px 0 10px}.feature-main p{color:#eee8ff;max-width:470px}
    .feature-main .card-link{color:#ffd3bd;position:relative;z-index:1}
    .feature-side{display:grid;gap:12px}.mini-topic{display:flex;gap:15px;align-items:center;padding:15px;background:#fff;border:1px solid var(--line);border-radius:13px;transition:.2s}
    .mini-topic:hover{border-color:#e8b09b;transform:translateX(3px)}.mini-icon{width:58px;height:58px;flex:0 0 58px;border-radius:13px;background:#fff0e9;color:var(--orange-dark);display:grid;place-items:center;font-size:23px;font-weight:800}.mini-topic:nth-child(2) .mini-icon{background:#f1edfb;color:var(--purple)}
    .mini-topic h3{font-size:16px;margin-bottom:3px}.mini-topic p{font-size:12px;color:var(--muted);margin:0}
    .keyword-wrap{display:flex;flex-wrap:wrap;gap:11px}.keyword{padding:10px 15px;border-radius:10px;border:1px solid var(--line);background:#fff;color:#625d65;transition:.2s}.keyword:hover{color:var(--orange-dark);border-color:#f0b39d;background:var(--cream)}
    .timeline{border-left:2px solid #f2c7b5;margin-left:9px;padding-left:29px;display:grid;gap:24px}
    .timeline-item{position:relative}.timeline-item:before{content:"";position:absolute;width:11px;height:11px;background:var(--orange);border:3px solid #fff1e9;border-radius:50%;left:-36px;top:7px}.timeline-item strong{color:var(--orange-dark);font-size:13px}.timeline-item h3{font-size:17px;margin:3px 0}.timeline-item p{font-size:13px;color:var(--muted);margin:0}
    .index-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.index-card{padding:20px;background:#faf8f6;border:1px solid var(--line);border-radius:13px}.index-card b{display:block;font-size:18px;margin-bottom:6px}.index-card p{font-size:13px;color:var(--muted);margin:0}
    .more-wrap{text-align:center;margin-top:27px}.more-btn{display:inline-flex;padding:11px 24px;border-radius:10px;border:1px solid #e5b19d;color:var(--orange-dark);font-weight:700;background:#fff}.more-btn:hover{background:var(--orange);color:#fff}
    .faq-list{display:grid;gap:11px;max-width:850px}.faq-item{background:#fff;border:1px solid var(--line);border-radius:12px;padding:17px 19px}.faq-item summary{cursor:pointer;font-weight:700;list-style:none}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary:after{content:"＋";float:right;color:var(--orange);font-size:20px;line-height:1}.faq-item[open] summary:after{content:"－"}.faq-item p{color:var(--muted);font-size:14px;margin:12px 25px 0 0}
    .closing{padding:42px 0;background:var(--ink);color:#fff}.closing-inner{display:flex;align-items:center;justify-content:space-between;gap:25px}.closing h2{font-size:27px;margin-bottom:5px}.closing p{color:#c7c2ca;margin:0}.btn{display:inline-flex;align-items:center;justify-content:center;border-radius:10px;font-weight:700;padding:12px 21px;transition:.2s}.btn-primary{background:var(--orange);color:#fff}.btn-primary:hover{background:var(--orange-dark);transform:translateY(-2px);box-shadow:0 7px 14px rgba(243,107,61,.22)}
    .footer{background:#2d2b31;color:#fff;padding:47px 0 20px}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:35px}.footer-brand{font-size:19px;font-weight:800;margin-bottom:10px}.footer p{color:#aaa6ae;font-size:13px;max-width:270px}.footer h3{font-size:14px;margin:2px 0 12px;color:#fff}.footer a{display:block;color:#aaa6ae;font-size:13px;margin:7px 0}.footer a:hover{color:#ffc0a7}.copyright{border-top:1px solid #48454d;margin-top:35px;padding-top:17px;display:flex;justify-content:space-between;gap:15px;color:#918d95;font-size:12px}
    @media(max-width:1024px){.header-main{gap:18px}.logo{min-width:210px}.main-nav{gap:15px}.search-box input{width:90px}.topic-grid{grid-template-columns:1fr 1fr}.topic-card:first-child{grid-column:span 2}.index-grid{grid-template-columns:repeat(2,1fr)}}
    @media(max-width:768px){.container{width:min(var(--container),calc(100% - 28px))}.header-main{height:68px}.logo{min-width:auto;flex:1}.logo-text{font-size:16px}.main-nav{display:none;position:absolute;left:14px;right:14px;top:68px;height:auto;padding:12px;background:#fff;border:1px solid var(--line);border-radius:0 0 14px 14px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch;gap:0}.main-nav.open{display:flex}.main-nav a{height:44px;padding:0 12px}.main-nav a:after{bottom:3px}.search-box{display:none}.download-mini{padding:8px 10px;font-size:13px}.menu-toggle{display:block}.hotbar-inner{overflow:auto;white-space:nowrap;gap:18px}.page-head{padding:35px 0 30px}.page-head-grid{display:block}.head-note{display:inline-block;margin-top:20px}.filter-bar{grid-template-columns:1fr 1fr}.filter-btn{grid-column:span 2}.feature-layout{grid-template-columns:1fr}.closing-inner{display:block}.closing .btn{margin-top:18px}.footer-grid{grid-template-columns:1fr 1fr}}
    @media(max-width:520px){h1{font-size:35px}.section{padding:45px 0}.topic-grid{grid-template-columns:1fr}.topic-card:first-child{grid-column:auto}.topic-visual{height:145px}.section-head{display:block}.section-head p{margin-top:8px}.filter-bar{grid-template-columns:1fr}.filter-btn{grid-column:auto}.index-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr;gap:24px}.footer-grid>div:first-child{grid-column:span 2}.copyright{display:block}.copyright span{display:block;margin-bottom:5px}}