/* roulang page: index */
:root{
  --ink:#183331;
  --ink-2:#31514c;
  --muted:#647873;
  --line:#dce7e1;
  --paper:#f7faf6;
  --paper-2:#edf4ee;
  --white:#fff;
  --teal:#17675d;
  --teal-dark:#104a44;
  --orange:#e87545;
  --orange-dark:#ca5b31;
  --yellow:#f4c96d;
  --shadow:0 16px 45px rgba(24,51,49,.09);
  --shadow-sm:0 7px 22px rgba(24,51,49,.07);
  --radius:16px;
  --radius-lg:24px;
  --max:1200px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"Microsoft YaHei","PingFang SC","Noto Sans SC",Arial,sans-serif;color:var(--ink);background:var(--paper);line-height:1.7;font-size:15px}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input,textarea,select{font:inherit}
button{border:0;cursor:pointer}
.container{width:min(var(--max),calc(100% - 48px));margin:0 auto}
.mono{font-family:"SFMono-Regular",Consolas,monospace;letter-spacing:.02em}
.site-header{height:76px;background:rgba(247,250,246,.94);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(12px)}
.header-inner{height:100%;display:flex;align-items:center;justify-content:space-between;gap:28px}
.logo{display:flex;align-items:center;gap:11px;font-weight:800;letter-spacing:-.03em;font-size:17px;white-space:nowrap}
.logo-mark{width:34px;height:34px;border-radius:11px;background:var(--teal);position:relative;display:grid;place-items:center;color:#fff;font-size:15px}
.logo-mark:after{content:"";width:10px;height:10px;border:2px solid var(--yellow);border-radius:3px;position:absolute;right:-4px;top:-4px}
.nav{display:flex;align-items:center;gap:5px;margin-left:auto}
.nav a{padding:9px 12px;color:var(--ink-2);font-size:14px;border-radius:9px;transition:.2s}
.nav a:hover,.nav a.active{color:var(--teal);background:#e4f0e9}
.header-action{background:var(--orange);color:#fff!important;padding:10px 17px!important;font-weight:700!important;box-shadow:0 5px 14px rgba(232,117,69,.2)}
.header-action:hover{background:var(--orange-dark)!important;transform:translateY(-1px)}
.menu-toggle{display:none;background:var(--paper-2);color:var(--teal);width:42px;height:42px;border-radius:10px;font-size:22px}
.hero{padding:82px 0 72px;background:linear-gradient(120deg,#f7faf6 0%,#eef6ef 58%,#e5f0e8 100%);overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:70px;align-items:center}
.eyebrow,.section-kicker{color:var(--orange-dark);font-size:12px;font-weight:800;letter-spacing:.13em;text-transform:uppercase;margin-bottom:15px}
.hero h1{font-size:clamp(36px,5vw,64px);line-height:1.14;letter-spacing:-.055em;max-width:680px;margin-bottom:22px}
.hero h1 span{color:var(--teal)}
.hero-copy{font-size:18px;color:var(--ink-2);max-width:620px;line-height:1.9;margin-bottom:30px}
.actions{display:flex;gap:12px;flex-wrap:wrap}
.btn{min-height:46px;padding:11px 19px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:700;transition:.2s;border:1px solid transparent}
.btn-primary{background:var(--teal);color:#fff;box-shadow:0 7px 16px rgba(23,103,93,.18)}
.btn-primary:hover{background:var(--teal-dark);transform:translateY(-2px)}
.btn-orange{background:var(--orange);color:#fff}
.btn-orange:hover{background:var(--orange-dark);transform:translateY(-2px)}
.btn-ghost{border-color:#b8d0c5;color:var(--teal);background:transparent}
.btn-ghost:hover{background:#deeee4;border-color:var(--teal)}
.hero-note{display:flex;gap:18px;flex-wrap:wrap;margin-top:25px;color:var(--muted);font-size:13px}
.hero-note strong{color:var(--ink)}
.download-preview{background:var(--white);border:1px solid #d6e5dc;border-radius:var(--radius-lg);padding:27px;box-shadow:var(--shadow);position:relative}
.preview-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:26px}
.preview-top b{font-size:18px}.status{color:var(--teal);font-size:12px;background:#e2f2e8;border-radius:30px;padding:5px 10px}
.device-screen{height:190px;border-radius:17px;background:#173e3a;position:relative;overflow:hidden;padding:22px;color:#fff}
.device-screen:before,.device-screen:after{content:"";position:absolute;border-radius:50%;opacity:.16}
.device-screen:before{width:200px;height:200px;background:var(--orange);right:-55px;top:-70px}
.device-screen:after{width:140px;height:140px;background:#86c7a5;left:-45px;bottom:-65px}
.screen-line{height:9px;width:45%;border-radius:8px;background:#9bd1ad;margin-bottom:15px;position:relative}
.screen-line.short{width:29%;background:#f3c670}
.screen-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:23px;position:relative}
.screen-grid i{height:55px;border-radius:9px;background:rgba(255,255,255,.14);display:block}
.preview-info{display:grid;grid-template-columns:1fr 1fr;gap:15px;margin:22px 0}
.info-cell small{display:block;color:var(--muted);font-size:12px}.info-cell b{font-size:14px}
.section{padding:82px 0}.section.alt{background:var(--paper-2)}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:31px}
.section-head h2{font-size:32px;line-height:1.25;letter-spacing:-.035em}
.section-head p{max-width:570px;color:var(--muted)}
.download-bar{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:18px;overflow:hidden;box-shadow:var(--shadow-sm)}
.platform{background:#fff;padding:25px;display:flex;align-items:center;gap:17px;min-height:142px}
.platform-icon{width:45px;height:45px;border-radius:13px;background:#e4f2e8;color:var(--teal);display:grid;place-items:center;font-weight:800;font-size:17px}
.platform h3{font-size:17px;margin-bottom:3px}.platform p{font-size:13px;color:var(--muted)}
.platform .btn{margin-left:auto;white-space:nowrap;padding:9px 13px;font-size:13px}
.feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}
.feature{padding:23px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);transition:.2s}
.feature:hover,.game-card:hover,.article-row:hover{transform:translateY(-3px);box-shadow:var(--shadow-sm);border-color:#b7d3c2}
.feature-num{color:var(--orange);font-size:13px;font-weight:800;margin-bottom:22px}.feature h3{font-size:17px;margin-bottom:8px}.feature p{color:var(--muted);font-size:14px}
.game-wall{display:grid;grid-template-columns:1.25fr .8fr .8fr;grid-template-rows:170px 170px;gap:15px}
.game-card{padding:23px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;position:relative;overflow:hidden;transition:.2s}
.game-card:first-child{grid-row:span 2;background:#dcefe2}
.game-card:nth-child(2){background:#fff0df}.game-card:nth-child(3){background:#e3edf3}
.game-card h3{font-size:20px;margin:28px 0 5px}.game-card p{font-size:13px;color:var(--ink-2);max-width:260px}.game-card .tag{position:absolute;top:19px;left:21px}
.tag,.chip{display:inline-block;padding:4px 9px;border-radius:30px;background:#e5f0e7;color:var(--teal);font-size:12px;line-height:1.3}
.tag.orange{background:#fff0df;color:#a7512e}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:2px solid #bad3c3}
.step{padding:25px 24px 10px;border-right:1px solid var(--line);position:relative}.step:last-child{border:0}
.step:before{content:"";width:13px;height:13px;background:var(--orange);border:4px solid var(--paper-2);border-radius:50%;position:absolute;top:-9px;left:24px}
.step b{font-size:34px;color:#b9d7c5;display:block;line-height:1;margin-bottom:18px}.step h3{font-size:16px;margin-bottom:7px}.step p{font-size:13px;color:var(--muted)}
.info-columns{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.info-panel{padding:30px;border-radius:18px;background:#fff;border:1px solid var(--line)}
.info-panel.dark{background:var(--ink);color:#fff;border:0}.info-panel.dark p{color:#c3d2cb}
.info-panel h3{font-size:22px;margin-bottom:10px}.info-panel p{color:var(--muted);font-size:14px}
.check-list{list-style:none;margin-top:20px}.check-list li{padding:11px 0 11px 25px;border-bottom:1px solid var(--line);position:relative;font-size:14px}.check-list li:before{content:"✓";position:absolute;left:0;color:var(--orange);font-weight:800}
.timeline{position:relative;padding-left:28px}.timeline:before{content:"";position:absolute;left:5px;top:7px;bottom:7px;width:2px;background:#c8ddd0}
.timeline-item{position:relative;padding:0 0 25px 24px}.timeline-item:before{content:"";position:absolute;left:-28px;top:7px;width:10px;height:10px;border-radius:50%;background:var(--teal);border:3px solid var(--paper)}
.timeline-item time{color:var(--orange-dark);font-size:12px;font-weight:700}.timeline-item h3{font-size:17px;margin:4px 0}.timeline-item p{color:var(--muted);font-size:14px}
.news-list{border-top:1px solid var(--line)}
.article-row{display:grid;grid-template-columns:110px 1fr auto;gap:25px;align-items:center;padding:21px 8px;border-bottom:1px solid var(--line);transition:.2s}
.article-date{font-size:13px;color:var(--orange-dark);font-weight:700}.article-row h3{font-size:17px;margin-bottom:4px}.article-row p{color:var(--muted);font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:650px}.arrow{font-size:22px;color:var(--teal)}
.empty-state{padding:35px;text-align:center;border:1px dashed #b8d0c1;border-radius:14px;color:var(--muted)}
.issue-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:13px}.issue{padding:18px 20px;background:#fff;border:1px solid var(--line);border-radius:12px;display:flex;justify-content:space-between;gap:15px}.issue b{font-size:15px}.issue span{color:var(--teal);font-size:13px}
.path-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:13px}.path{background:#fff;padding:20px;border-radius:14px;border:1px solid var(--line)}.path strong{color:var(--orange);font-size:13px}.path h3{font-size:16px;margin:9px 0 5px}.path p{font-size:13px;color:var(--muted)}
.faq{max-width:850px;margin:0 auto;border-top:1px solid var(--line)}details{border-bottom:1px solid var(--line);padding:19px 4px}summary{cursor:pointer;font-size:16px;font-weight:700;list-style:none;display:flex;justify-content:space-between}summary:after{content:"＋";color:var(--teal);font-size:20px;font-weight:400}details[open] summary:after{content:"－"}details p{color:var(--muted);font-size:14px;padding:12px 35px 0 0}
.cta-section{padding:70px 0;background:var(--ink);color:#fff}.cta-wrap{display:grid;grid-template-columns:1fr .9fr;gap:50px;align-items:center}.cta-wrap h2{font-size:36px;line-height:1.3;margin-bottom:12px}.cta-wrap p{color:#c4d6ce}.feedback{background:#fff;border-radius:18px;padding:23px;color:var(--ink);display:grid;gap:11px}.feedback-row{display:grid;grid-template-columns:1fr 1fr;gap:10px}.feedback label{font-size:12px;color:var(--muted);display:grid;gap:5px}.feedback input,.feedback select,.feedback textarea{width:100%;border:1px solid var(--line);border-radius:8px;padding:10px 11px;outline:none;background:#fbfdfb}.feedback textarea{resize:vertical;min-height:72px}.feedback input:focus,.feedback select:focus,.feedback textarea:focus{border-color:var(--teal);box-shadow:0 0 0 3px rgba(23,103,93,.12)}.privacy{font-size:11px;color:var(--muted)}
.site-footer{background:#102c2a;color:#d7e5dc;padding:48px 0 24px}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:35px;padding-bottom:38px}.footer-logo{font-size:17px;font-weight:800;color:#fff;margin-bottom:13px}.footer-col h3{font-size:14px;color:#fff;margin-bottom:14px}.footer-col p,.footer-col a{font-size:13px;color:#a9c1b6;line-height:2}.footer-col a{display:block;transition:.2s}.footer-col a:hover{color:#fff}.footer-bottom{border-top:1px solid rgba(255,255,255,.13);padding-top:19px;display:flex;justify-content:space-between;gap:15px;color:#91aaa0;font-size:12px}
@media(max-width:1024px){.hero-grid{gap:35px}.feature-grid{grid-template-columns:repeat(2,1fr)}.game-wall{grid-template-columns:1fr 1fr}.game-card:first-child{grid-row:auto;grid-column:span 2}.steps{grid-template-columns:repeat(2,1fr);gap:20px}.step:nth-child(2){border:0}.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:768px){.container{width:min(100% - 34px,var(--max))}.site-header{height:66px}.nav{display:none;position:absolute;left:17px;right:17px;top:73px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:10px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.nav.open{display:flex}.nav a{padding:12px}.header-action{display:none!important}.menu-toggle{display:block}.hero{padding:58px 0}.hero-grid,.info-columns,.cta-wrap{grid-template-columns:1fr}.hero h1{font-size:42px}.section{padding:60px 0}.download-bar{grid-template-columns:1fr}.platform{min-height:100px}.section-head{display:block}.section-head h2{font-size:28px;margin-bottom:10px}.article-row{grid-template-columns:85px 1fr}.article-row .arrow{display:none}.path-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:520px){body{font-size:14px}.hero h1{font-size:35px}.hero-copy{font-size:16px}.actions .btn{width:100%}.download-preview{padding:18px}.feature-grid,.issue-grid,.path-grid,.feedback-row{grid-template-columns:1fr}.game-wall{display:block}.game-card{min-height:150px;margin-bottom:13px}.game-card:first-child{min-height:190px}.steps{display:block;border-top:0}.step{border-right:0;border-bottom:1px solid var(--line);padding-left:45px}.step:before{left:5px;top:31px}.footer-grid{grid-template-columns:1fr;gap:24px}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:7px}.article-row{grid-template-columns:1fr;gap:3px}.article-row p{white-space:normal}.platform{align-items:flex-start}.platform .btn{margin-left:0}}

/* roulang page: category1 */
:root{
      --ink:#183331;
      --ink-2:#31514c;
      --muted:#647873;
      --line:#dce7e1;
      --paper:#f7faf6;
      --paper-2:#edf4ee;
      --white:#fff;
      --teal:#17675d;
      --teal-dark:#104a44;
      --orange:#e87545;
      --orange-dark:#ca5b31;
      --yellow:#f4c96d;
      --shadow:0 16px 45px rgba(24,51,49,.09);
      --shadow-sm:0 7px 22px rgba(24,51,49,.07);
      --radius:16px;
      --radius-lg:24px;
      --max:1200px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:"Microsoft YaHei","PingFang SC","Noto Sans SC",Arial,sans-serif;color:var(--ink);background:var(--paper);line-height:1.7;font-size:15px}
    a{color:inherit;text-decoration:none}
    a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid rgba(232,117,69,.35);outline-offset:3px}
    img{max-width:100%;display:block}
    button,input,textarea,select{font:inherit}
    button{border:0;cursor:pointer}
    .container{width:min(var(--max),calc(100% - 48px));margin:0 auto}
    .site-header{height:76px;background:rgba(247,250,246,.95);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(12px)}
    .header-inner{height:100%;display:flex;align-items:center;justify-content:space-between;gap:28px}
    .logo{display:flex;align-items:center;gap:11px;font-weight:800;letter-spacing:-.03em;font-size:17px;white-space:nowrap}
    .logo-mark{width:34px;height:34px;border-radius:11px;background:var(--teal);position:relative;display:grid;place-items:center;color:#fff;font-size:15px}
    .logo-mark:after{content:"";width:10px;height:10px;border:2px solid var(--yellow);border-radius:3px;position:absolute;right:-4px;top:-4px}
    .nav{display:flex;align-items:center;gap:5px;margin-left:auto}
    .nav a{padding:9px 12px;color:var(--ink-2);font-size:14px;border-radius:9px;transition:.2s}
    .nav a:hover,.nav a.active{color:var(--teal);background:#e4f0e9}
    .nav .header-action{background:var(--orange);color:#fff!important;padding:10px 17px!important;font-weight:700!important;box-shadow:0 5px 14px rgba(232,117,69,.2)}
    .nav .header-action:hover{background:var(--orange-dark)!important;transform:translateY(-1px)}
    .menu-toggle{display:none;background:var(--paper-2);color:var(--teal);width:42px;height:42px;border-radius:10px;font-size:22px}
    .page-intro{padding:62px 0 54px;background:linear-gradient(120deg,#f7faf6,#e8f2eb);border-bottom:1px solid var(--line)}
    .breadcrumb{display:flex;gap:9px;align-items:center;color:var(--muted);font-size:13px;margin-bottom:25px}
    .breadcrumb a:hover{color:var(--teal)}
    .eyebrow,.section-kicker{color:var(--orange-dark);font-size:12px;font-weight:800;letter-spacing:.13em;margin-bottom:13px}
    .page-intro h1{font-size:clamp(34px,5vw,58px);line-height:1.15;letter-spacing:-.055em;margin:0 0 18px;max-width:760px}
    .page-intro h1 span{color:var(--teal)}
    .intro-copy{font-size:17px;color:var(--ink-2);max-width:780px;margin:0}
    .intro-meta{display:flex;gap:10px;flex-wrap:wrap;margin-top:25px}
    .chip{display:inline-flex;align-items:center;padding:6px 11px;border-radius:30px;background:#e4f0e7;color:var(--teal);font-size:12px;font-weight:700}
    .chip.orange{background:#fff0df;color:#a7512e}
    .section{padding:76px 0}
    .section.alt{background:var(--paper-2)}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:30px}
    .section-head h2{font-size:31px;line-height:1.25;letter-spacing:-.035em;margin:0}
    .section-head p{max-width:560px;color:var(--muted);margin:0}
    .download-list{display:grid;gap:14px}
    .download-item{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:23px 25px;display:grid;grid-template-columns:1.2fr .8fr 1fr auto;gap:20px;align-items:center;transition:.2s}
    .download-item:hover{border-color:#a9cabb;box-shadow:var(--shadow-sm);transform:translateY(-2px)}
    .download-title{display:flex;align-items:center;gap:13px}
    .platform-icon{width:44px;height:44px;border-radius:13px;background:#e4f2e8;color:var(--teal);display:grid;place-items:center;font-weight:800}
    .download-title h3{font-size:18px;margin:0 0 2px}
    .download-title small,.download-meta small{color:var(--muted);font-size:12px}
    .download-meta{display:flex;flex-direction:column;gap:2px}
    .download-meta strong{font-size:14px}
    .btn{min-height:46px;padding:11px 19px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:700;transition:.2s;border:1px solid transparent}
    .btn-primary{background:var(--teal);color:#fff;box-shadow:0 7px 16px rgba(23,103,93,.18)}
    .btn-primary:hover{background:var(--teal-dark);color:#fff;transform:translateY(-2px)}
    .btn-orange{background:var(--orange);color:#fff}
    .btn-orange:hover{background:var(--orange-dark);color:#fff;transform:translateY(-2px)}
    .btn-ghost{border-color:#b8d0c5;color:var(--teal);background:transparent}
    .btn-ghost:hover{background:#deeee4;border-color:var(--teal)}
    .env-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
    .env-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
    .env-card h3{padding:20px 23px;margin:0;background:#e5f0e7;font-size:18px}
    .env-card.recommend h3{background:#fff0df}
    .env-card ul{list-style:none;padding:12px 23px 20px;margin:0}
    .env-card li{padding:12px 0;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;gap:20px}
    .env-card li:last-child{border-bottom:0}
    .env-card li span{color:var(--muted)}
    .env-card li strong{font-weight:700;text-align:right}
    .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;counter-reset:step}
    .step{position:relative;padding:26px 22px;background:#fff;border:1px solid var(--line);border-radius:var(--radius)}
    .step:before{counter-increment:step;content:"0" counter(step);color:var(--orange);font-size:27px;font-weight:800;line-height:1;display:block;margin-bottom:25px}
    .step h3{font-size:17px;margin:0 0 8px}
    .step p{font-size:14px;color:var(--muted);margin:0}
    .timeline{max-width:820px;border-left:2px solid #b9d5c5;margin-left:15px;padding-left:28px}
    .timeline-item{position:relative;padding:0 0 28px}
    .timeline-item:last-child{padding-bottom:0}
    .timeline-item:before{content:"";position:absolute;left:-35px;top:7px;width:11px;height:11px;border-radius:50%;background:var(--teal);border:3px solid var(--paper-2)}
    .timeline-item time{color:var(--orange-dark);font-size:12px;font-weight:800}
    .timeline-item h3{font-size:18px;margin:4px 0}
    .timeline-item p{color:var(--muted);font-size:14px;margin:0}
    .issue-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
    .issue{background:#fff;border:1px solid var(--line);border-radius:12px;padding:19px 21px;display:flex;align-items:center;justify-content:space-between;gap:15px}
    .issue strong{font-size:15px}
    .issue span{color:var(--teal);font-weight:700;font-size:13px;white-space:nowrap}
    .notice{background:#fff8e8;border:1px solid #f0d9a6;border-radius:var(--radius);padding:25px 28px;display:flex;gap:18px;align-items:flex-start}
    .notice-mark{width:32px;height:32px;border-radius:50%;background:var(--yellow);display:grid;place-items:center;color:var(--ink);font-weight:800;flex:none}
    .notice h3{font-size:18px;margin:0 0 6px}
    .notice p{margin:0;color:var(--ink-2);font-size:14px}
    .bottom-cta{padding:72px 0;background:var(--ink)}
    .cta-box{display:flex;align-items:center;justify-content:space-between;gap:30px}
    .cta-box h2{color:#fff;font-size:32px;line-height:1.3;margin:0 0 10px}
    .cta-box p{color:#b8cfca;margin:0;max-width:650px}
    .cta-actions{display:flex;gap:11px;flex-wrap:wrap;flex:none}
    .site-footer{background:#112a28;color:#d9e8df;padding:58px 0 24px}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.25fr;gap:35px}
    .footer-logo{font-weight:800;font-size:17px;margin-bottom:12px;color:#fff}
    .footer-col p{color:#a9c1b9;font-size:13px;margin:7px 0;line-height:1.8}
    .footer-col h3{font-size:14px;color:#fff;margin:0 0 14px}
    .footer-col a{display:block;color:#a9c1b9;font-size:13px;margin:8px 0;transition:.2s}
    .footer-col a:hover{color:#fff;transform:translateX(2px)}
    .footer-bottom{border-top:1px solid rgba(220,231,225,.16);margin-top:38px;padding-top:19px;display:flex;justify-content:space-between;gap:15px;color:#8fa9a1;font-size:12px;flex-wrap:wrap}
    @media(max-width:1024px){
      .nav{gap:0}.nav a{padding-left:8px;padding-right:8px}
      .download-item{grid-template-columns:1.1fr .9fr auto}
      .download-item .compat{grid-column:1/3}
      .steps{grid-template-columns:repeat(2,1fr)}
      .footer-grid{grid-template-columns:1.3fr 1fr 1fr}
      .footer-col:last-child{grid-column:1/-1}
    }
    @media(max-width:768px){
      .container{width:min(var(--max),calc(100% - 32px))}
      .site-header{height:68px}.logo{font-size:14px}.logo-mark{width:32px;height:32px}
      .menu-toggle{display:block}.nav{display:none;position:absolute;left:16px;right:16px;top:76px;background:var(--white);border:1px solid var(--line);border-radius:14px;padding:9px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
      .nav.open{display:flex}.nav a{padding:12px 14px}.nav .header-action{text-align:center;margin-top:5px}
      .page-intro{padding:44px 0 40px}.page-intro h1{font-size:39px}
      .section{padding:56px 0}.section-head{display:block}.section-head h2{font-size:27px;margin-bottom:10px}
      .download-item{grid-template-columns:1fr auto;padding:20px}.download-item .download-meta{display:none}.download-item .compat{grid-column:auto;font-size:13px}
      .env-grid,.issue-grid{grid-template-columns:1fr}
      .cta-box{display:block}.cta-box h2{font-size:28px}.cta-actions{margin-top:24px}
      .footer-grid{grid-template-columns:1fr 1fr;gap:28px}.footer-col:first-child{grid-column:1/-1}
    }
    @media(max-width:480px){
      .logo{max-width:245px;overflow:hidden;text-overflow:ellipsis}
      .page-intro h1{font-size:34px}.intro-copy{font-size:15px}
      .steps{grid-template-columns:1fr}.step{padding:22px}
      .download-item{display:block}.download-title{margin-bottom:13px}.download-item .compat{margin-bottom:15px}
      .download-item .btn{width:100%}
      .notice{padding:20px}.footer-grid{grid-template-columns:1fr}.footer-col:first-child{grid-column:auto}
      .footer-bottom{display:block}.footer-bottom span{display:block;margin-bottom:8px}
    }

/* roulang page: category2 */
:root{
      --ink:#183331;
      --ink-2:#31514c;
      --muted:#647873;
      --line:#dce7e1;
      --paper:#f7faf6;
      --paper-2:#edf4ee;
      --white:#fff;
      --teal:#17675d;
      --teal-dark:#104a44;
      --orange:#e87545;
      --orange-dark:#ca5b31;
      --yellow:#f4c96d;
      --danger:#a84e3f;
      --shadow:0 16px 45px rgba(24,51,49,.09);
      --shadow-sm:0 7px 22px rgba(24,51,49,.07);
      --radius:16px;
      --radius-lg:24px;
      --max:1200px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:"Microsoft YaHei","PingFang SC","Noto Sans SC",Arial,sans-serif;
      color:var(--ink);
      background:var(--paper);
      line-height:1.7;
      font-size:15px;
    }
    a{color:inherit;text-decoration:none}
    a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{
      outline:3px solid rgba(232,117,69,.35);
      outline-offset:3px;
    }
    img{max-width:100%;display:block}
    button,input,textarea,select{font:inherit}
    button{border:0;cursor:pointer}
    .container{width:min(var(--max),calc(100% - 48px));margin:0 auto}
    .site-header{
      height:76px;
      background:rgba(247,250,246,.94);
      border-bottom:1px solid var(--line);
      position:sticky;
      top:0;
      z-index:20;
      backdrop-filter:blur(12px);
    }
    .header-inner{
      height:100%;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:28px;
    }
    .logo{
      display:flex;
      align-items:center;
      gap:11px;
      font-weight:800;
      letter-spacing:-.03em;
      font-size:17px;
      white-space:nowrap;
    }
    .logo-mark{
      width:34px;
      height:34px;
      border-radius:11px;
      background:var(--teal);
      position:relative;
      display:grid;
      place-items:center;
      color:#fff;
      font-size:15px;
    }
    .logo-mark:after{
      content:"";
      width:10px;
      height:10px;
      border:2px solid var(--yellow);
      border-radius:3px;
      position:absolute;
      right:-4px;
      top:-4px;
    }
    .nav{
      display:flex;
      align-items:center;
      gap:5px;
      margin-left:auto;
    }
    .nav a{
      padding:9px 12px;
      color:var(--ink-2);
      font-size:14px;
      border-radius:9px;
      transition:.2s;
    }
    .nav a:hover,.nav a.active{
      color:var(--teal);
      background:#e4f0e9;
    }
    .nav .header-action{
      background:var(--orange);
      color:#fff!important;
      padding:10px 17px!important;
      font-weight:700!important;
      box-shadow:0 5px 14px rgba(232,117,69,.2);
    }
    .nav .header-action:hover{
      background:var(--orange-dark)!important;
      transform:translateY(-1px);
    }
    .menu-toggle{
      display:none;
      background:var(--paper-2);
      color:var(--teal);
      width:42px;
      height:42px;
      border-radius:10px;
      font-size:22px;
    }
    .page-hero{
      padding:70px 0 62px;
      background:linear-gradient(120deg,#f7faf6 0%,#eef6ef 58%,#e5f0e8 100%);
      border-bottom:1px solid var(--line);
    }
    .breadcrumb{
      display:flex;
      align-items:center;
      gap:9px;
      flex-wrap:wrap;
      color:var(--muted);
      font-size:13px;
      margin-bottom:30px;
    }
    .breadcrumb a{color:var(--teal)}
    .breadcrumb .sep{color:#9ab0a7}
    .page-hero-grid{
      display:grid;
      grid-template-columns:1.08fr .92fr;
      gap:70px;
      align-items:end;
    }
    .eyebrow,.section-kicker{
      color:var(--orange-dark);
      font-size:12px;
      font-weight:800;
      letter-spacing:.13em;
      margin-bottom:14px;
    }
    .page-hero h1{
      font-size:clamp(36px,5vw,62px);
      line-height:1.14;
      letter-spacing:-.055em;
      margin:0 0 20px;
      max-width:730px;
    }
    .page-hero h1 span{color:var(--teal)}
    .page-intro{
      color:var(--ink-2);
      font-size:18px;
      line-height:1.9;
      max-width:680px;
      margin:0;
    }
    .status-panel{
      background:var(--white);
      border:1px solid var(--line);
      border-radius:var(--radius-lg);
      padding:25px;
      box-shadow:var(--shadow-sm);
    }
    .status-top{
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:15px;
      border-bottom:1px solid var(--line);
      padding-bottom:17px;
      margin-bottom:18px;
    }
    .status-top strong{font-size:18px}
    .status-badge{
      display:inline-flex;
      align-items:center;
      gap:6px;
      background:#e5f2e9;
      color:var(--teal);
      border-radius:30px;
      padding:5px 10px;
      font-size:12px;
      font-weight:700;
    }
    .status-badge:before{
      content:"";
      width:7px;height:7px;border-radius:50%;background:#58a66f;
    }
    .status-data{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
    .status-data small{display:block;color:var(--muted);font-size:12px;margin-bottom:3px}
    .status-data b{font-size:16px;color:var(--ink)}
    .section{padding:80px 0}
    .section.alt{background:var(--paper-2)}
    .section-head{
      display:flex;
      justify-content:space-between;
      align-items:end;
      gap:25px;
      margin-bottom:31px;
    }
    .section-head h2{
      font-size:32px;
      line-height:1.25;
      letter-spacing:-.035em;
      margin:0;
    }
    .section-head p{max-width:570px;color:var(--muted);margin:0}
    .download-list{display:grid;gap:15px}
    .download-item{
      background:#fff;
      border:1px solid var(--line);
      border-radius:var(--radius);
      padding:24px 26px;
      display:grid;
      grid-template-columns:1.2fr 1fr 1fr auto;
      gap:20px;
      align-items:center;
      transition:.2s;
    }
    .download-item:hover{
      border-color:#a9c9b7;
      box-shadow:var(--shadow-sm);
      transform:translateY(-2px);
    }
    .platform-line{display:flex;align-items:center;gap:13px}
    .platform-icon{
      width:46px;height:46px;border-radius:13px;
      background:#e4f2e8;color:var(--teal);
      display:grid;place-items:center;font-weight:800;font-size:16px;
      flex:0 0 auto;
    }
    .platform-line h3{font-size:18px;margin:0 0 2px}
    .platform-line p{font-size:13px;color:var(--muted);margin:0}
    .data-cell small{display:block;color:var(--muted);font-size:12px;margin-bottom:3px}
    .data-cell strong{font-size:14px}
    .tag,.chip{
      display:inline-block;
      padding:4px 9px;
      border-radius:30px;
      background:#e5f0e7;
      color:var(--teal);
      font-size:12px;
      line-height:1.3;
    }
    .tag.orange{background:#fff0df;color:#a7512e}
    .btn{
      min-height:46px;
      padding:11px 19px;
      border-radius:10px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      font-weight:700;
      transition:.2s;
      border:1px solid transparent;
    }
    .btn-primary{
      background:var(--teal);
      color:#fff;
      box-shadow:0 7px 16px rgba(23,103,93,.18);
    }
    .btn-primary:hover{background:var(--teal-dark);transform:translateY(-2px)}
    .btn-orange{background:var(--orange);color:#fff}
    .btn-orange:hover{background:var(--orange-dark);transform:translateY(-2px)}
    .btn-ghost{border-color:#b8d0c5;color:var(--teal);background:transparent}
    .btn-ghost:hover{background:#deeee4;border-color:var(--teal)}
    .btn-small{min-height:40px;padding:8px 13px;font-size:13px}
    .preview-layout{
      display:grid;
      grid-template-columns:.85fr 1.15fr;
      gap:24px;
      align-items:stretch;
    }
    .device-card{
      min-height:340px;
      border-radius:var(--radius-lg);
      background:#183331;
      color:#fff;
      padding:28px;
      position:relative;
      overflow:hidden;
    }
    .device-card:after{
      content:"";
      position:absolute;
      width:220px;height:220px;
      right:-80px;bottom:-100px;
      border:35px solid rgba(244,201,109,.17);
      border-radius:50%;
    }
    .device-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:32px}
    .device-label{font-size:12px;color:#b9d0c7;letter-spacing:.08em}
    .device-version{font-family:ui-monospace,monospace;color:var(--yellow);font-size:13px}
    .device-screen{
      background:#f1f7f1;
      color:var(--ink);
      border-radius:16px;
      padding:20px;
      width:78%;
      min-height:185px;
      position:relative;
      z-index:1;
    }
    .screen-bar{height:9px;width:44%;background:var(--teal);border-radius:8px;margin-bottom:22px}
    .screen-row{display:flex;gap:8px;margin-bottom:12px}
    .screen-row i{height:42px;flex:1;border-radius:9px;background:#d8e9dc}
    .screen-row i:nth-child(2){background:#fde2c6}
    .screen-foot{height:10px;width:65%;background:#c7dcd0;border-radius:8px}
    .preview-copy{
      background:#fff;
      border:1px solid var(--line);
      border-radius:var(--radius);
      padding:31px;
    }
    .preview-copy h3{font-size:23px;margin:0 0 12px}
    .preview-copy>p{color:var(--muted);margin:0 0 22px}
    .feature-points{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
    .feature-point{
      border-top:2px solid #dcebe0;
      padding-top:12px;
    }
    .feature-point b{display:block;font-size:15px;margin-bottom:4px}
    .feature-point span{display:block;color:var(--muted);font-size:13px}
    .process{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:0;
      counter-reset:step;
    }
    .process-item{
      position:relative;
      padding:0 24px 0 0;
      margin-right:20px;
    }
    .process-item:not(:last-child):after{
      content:"";
      position:absolute;
      height:1px;
      background:#b9d1c2;
      top:20px;
      left:48px;
      right:0;
    }
    .process-num{
      position:relative;
      z-index:1;
      width:41px;height:41px;
      border-radius:12px;
      display:grid;place-items:center;
      background:var(--orange);
      color:#fff;
      font-weight:800;
      margin-bottom:19px;
    }
    .process-item h3{font-size:17px;margin:0 0 7px}
    .process-item p{font-size:13px;color:var(--muted);margin:0;max-width:210px}
    .compatibility{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:20px;
    }
    .compat-card{
      background:#fff;
      border:1px solid var(--line);
      border-radius:var(--radius);
      padding:26px;
    }
    .compat-card h3{font-size:19px;margin:0 0 18px}
    .compat-table{width:100%;border-collapse:collapse}
    .compat-table tr{border-bottom:1px solid var(--line)}
    .compat-table tr:last-child{border-bottom:0}
    .compat-table td{padding:12px 0;font-size:14px;vertical-align:top}
    .compat-table td:first-child{color:var(--muted);width:38%}
    .issue-grid{
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:15px;
    }
    .issue-card{
      background:#fff;
      border:1px solid var(--line);
      border-radius:13px;
      padding:20px 22px;
      display:flex;
      align-items:flex-start;
      gap:14px;
      transition:.2s;
    }
    .issue-card:hover{border-color:#b7d3c2;background:#fbfefb}
    .issue-icon{
      width:34px;height:34px;
      display:grid;place-items:center;
      border-radius:10px;
      background:#fff0df;
      color:var(--orange-dark);
      font-weight:800;
      flex:0 0 auto;
    }
    .issue-card h3{font-size:16px;margin:0 0 5px}
    .issue-card p{font-size:13px;color:var(--muted);margin:0}
    .timeline{
      border-left:2px solid #c4d9ca;
      margin:8px 0 0 12px;
      padding-left:28px;
    }
    .timeline-item{
      position:relative;
      padding:0 0 27px;
    }
    .timeline-item:last-child{padding-bottom:0}
    .timeline-item:before{
      content:"";
      position:absolute;
      left:-36px;
      top:6px;
      width:11px;height:11px;
      border-radius:50%;
      background:var(--teal);
      border:3px solid var(--paper-2);
      box-sizing:content-box;
    }
    .timeline-item time{color:var(--orange-dark);font-size:12px;font-weight:700}
    .timeline-item h3{font-size:18px;margin:4px 0}
    .timeline-item p{color:var(--muted);font-size:14px;margin:0;max-width:720px}
    .notice{
      background:#fff7e8;
      border:1px solid #f1d69c;
      border-radius:14px;
      padding:22px 25px;
      display:flex;
      gap:15px;
      align-items:flex-start;
    }
    .notice-mark{
      width:31px;height:31px;border-radius:9px;
      background:var(--yellow);
      color:#6d5122;
      display:grid;place-items:center;
      font-weight:800;
      flex:0 0 auto;
    }
    .notice h3{font-size:17px;margin:0 0 5px}
    .notice p{color:#67583d;font-size:14px;margin:0}
    .cta-panel{
      background:var(--ink);
      color:#fff;
      border-radius:var(--radius-lg);
      padding:43px 48px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:30px;
      position:relative;
      overflow:hidden;
    }
    .cta-panel:after{
      content:"";
      position:absolute;
      width:300px;height:300px;
      border:1px solid rgba(244,201,109,.3);
      border-radius:50%;
      right:-90px;top:-150px;
    }
    .cta-panel h2{font-size:30px;line-height:1.3;margin:0 0 10px;position:relative;z-index:1}
    .cta-panel p{color:#bdd0c8;margin:0;position:relative;z-index:1}
    .cta-actions{display:flex;gap:12px;flex-wrap:wrap;position:relative;z-index:1}
    .site-footer{
      background:#102c2a;
      color:#d6e5dd;
      padding:58px 0 22px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.5fr 1fr 1.1fr 1.2fr;
      gap:35px;
      padding-bottom:38px;
      border-bottom:1px solid rgba(214,229,221,.16);
    }
    .footer-logo{font-size:18px;font-weight:800;color:#fff;margin-bottom:13px}
    .footer-col p{font-size:13px;color:#a9c2b7;margin:0 0 8px}
    .footer-col h3{font-size:14px;color:#fff;margin:0 0 15px}
    .footer-col a{
      display:block;
      width:max-content;
      color:#b7cec3;
      font-size:13px;
      margin:8px 0;
      transition:.2s;
    }
    .footer-col a:hover{color:var(--yellow);transform:translateX(2px)}
    .footer-bottom{
      padding-top:19px;
      display:flex;
      justify-content:space-between;
      gap:18px;
      color:#8eaca0;
      font-size:12px;
      flex-wrap:wrap;
    }
    @media(max-width:1024px){
      .page-hero-grid{gap:35px}
      .download-item{grid-template-columns:1fr 1fr auto}
      .download-item .data-cell:last-of-type{display:none}
      .footer-grid{grid-template-columns:1.2fr 1fr 1fr}
      .footer-grid .footer-col:last-child{grid-column:1/-1}
    }
    @media(max-width:768px){
      .container{width:min(var(--max),calc(100% - 32px))}
      .site-header{height:68px}
      .header-inner{gap:12px}
      .logo{font-size:15px}
      .logo-mark{width:32px;height:32px}
      .menu-toggle{display:block}
      .nav{
        display:none;
        position:absolute;
        top:68px;
        left:16px;
        right:16px;
        padding:10px;
        background:#fff;
        border:1px solid var(--line);
        border-radius:14px;
        box-shadow:var(--shadow);
        flex-direction:column;
        align-items:stretch;
      }
      .nav.open{display:flex}
      .nav a{padding:12px 14px}
      .nav .header-action{text-align:center;margin-top:4px}
      .page-hero{padding:45px 0 48px}
      .page-hero-grid,.preview-layout,.compatibility{grid-template-columns:1fr;gap:25px}
      .page-hero h1{font-size:clamp(34px,10vw,50px)}
      .page-intro{font-size:16px}
      .section{padding:58px 0}
      .section-head{display:block;margin-bottom:24px}
      .section-head h2{font-size:27px;margin-bottom:10px}
      .download-item{grid-template-columns:1fr 1fr;padding:20px}
      .download-item .platform-line{grid-column:1/-1}
      .download-item .btn{grid-column:1/-1;width:100%}
      .process{grid-template-columns:1fr 1fr;gap:30px 15px}
      .process-item{margin:0;padding:0}
      .process-item:after{display:none}
      .issue-grid{grid-template-columns:1fr}
      .cta-panel{display:block;padding:34px 27px}
      .cta-panel h2{font-size:26px}
      .cta-actions{margin-top:22px}
      .footer-grid{grid-template-columns:1fr 1fr;gap:25px}
    }
    @media(max-width:520px){
      .logo{max-width:205px;overflow:hidden;text-overflow:ellipsis}
      .status-data{gap:12px}
      .status-panel{padding:20px}
      .device-card{min-height:300px;padding:23px}
      .device-screen{width:90%}
      .preview-copy{padding:23px}
      .feature-points{grid-template-columns:1fr}
      .process{grid-template-columns:1fr}
      .download-item{grid-template-columns:1fr}
      .download-item .data-cell{display:flex;justify-content:space-between;border-top:1px solid var(--line);padding-top:9px}
      .download-item .data-cell small{margin:0}
      .cta-actions .btn{width:100%}
      .footer-grid{grid-template-columns:1fr}
      .footer-grid .footer-col:last-child{grid-column:auto}
      .footer-bottom{display:block}
      .footer-bottom span{display:block;margin-bottom:7px}
    }

/* roulang page: article */
:root{
      --ink:#183331;
      --ink-2:#31514c;
      --muted:#647873;
      --line:#dce7e1;
      --paper:#f7faf6;
      --paper-2:#edf4ee;
      --white:#fff;
      --teal:#17675d;
      --teal-dark:#104a44;
      --orange:#e87545;
      --orange-dark:#ca5b31;
      --yellow:#f4c96d;
      --danger:#a95438;
      --shadow:0 16px 45px rgba(24,51,49,.09);
      --shadow-sm:0 7px 22px rgba(24,51,49,.07);
      --radius:16px;
      --radius-lg:24px;
      --max:1200px;
      --reading:820px;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      color:var(--ink);
      background:var(--paper);
      font-family:"Microsoft YaHei","PingFang SC","Noto Sans SC",Arial,sans-serif;
      font-size:15px;
      line-height:1.75;
      -webkit-font-smoothing:antialiased;
    }
    a{color:inherit;text-decoration:none}
    a:hover{color:var(--teal)}
    img{display:block;max-width:100%;height:auto}
    button,input,textarea,select{font:inherit}
    button{border:0;cursor:pointer}
    ::selection{color:#fff;background:var(--teal)}
    :focus-visible{outline:3px solid rgba(232,117,69,.42);outline-offset:3px}

    .container{
      width:min(var(--max),calc(100% - 48px));
      margin:0 auto;
    }
    .site-header{
      height:76px;
      position:sticky;
      top:0;
      z-index:30;
      background:rgba(247,250,246,.95);
      border-bottom:1px solid var(--line);
      backdrop-filter:blur(12px);
    }
    .header-inner{
      height:100%;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:28px;
    }
    .logo{
      display:flex;
      align-items:center;
      gap:11px;
      min-width:0;
      color:var(--ink);
      font-size:17px;
      font-weight:800;
      letter-spacing:-.035em;
      white-space:nowrap;
    }
    .logo-mark{
      width:34px;
      height:34px;
      flex:0 0 34px;
      display:grid;
      place-items:center;
      position:relative;
      border-radius:11px;
      color:#fff;
      background:var(--teal);
      font-size:15px;
      font-weight:800;
    }
    .logo-mark:after{
      content:"";
      width:10px;
      height:10px;
      position:absolute;
      top:-4px;
      right:-4px;
      border:2px solid var(--yellow);
      border-radius:3px;
    }
    .nav{
      display:flex;
      align-items:center;
      gap:5px;
      margin-left:auto;
    }
    .nav a{
      padding:9px 12px;
      border-radius:9px;
      color:var(--ink-2);
      font-size:14px;
      transition:color .2s ease,background .2s ease,transform .2s ease;
    }
    .nav a:hover,.nav a.active{
      color:var(--teal);
      background:#e4f0e9;
    }
    .nav .header-action{
      padding:10px 17px;
      color:#fff!important;
      background:var(--orange);
      font-weight:700;
      box-shadow:0 5px 14px rgba(232,117,69,.2);
    }
    .nav .header-action:hover{
      color:#fff!important;
      background:var(--orange-dark);
      transform:translateY(-1px);
    }
    .menu-toggle{
      display:none;
      width:42px;
      height:42px;
      color:var(--teal);
      background:var(--paper-2);
      border-radius:10px;
      font-size:22px;
    }

    .article-hero{
      padding:58px 0 48px;
      background:
        radial-gradient(circle at 90% 20%,rgba(244,201,109,.2),transparent 25%),
        linear-gradient(125deg,#f7faf6 0%,#edf5ef 100%);
      border-bottom:1px solid var(--line);
    }
    .breadcrumbs{
      display:flex;
      align-items:center;
      flex-wrap:wrap;
      gap:8px;
      margin-bottom:29px;
      color:var(--muted);
      font-size:13px;
    }
    .breadcrumbs a{
      color:var(--teal);
      font-weight:700;
    }
    .breadcrumbs .separator{color:#a1b4aa}
    .article-heading{
      max-width:900px;
    }
    .eyebrow,.section-kicker{
      margin:0 0 13px;
      color:var(--orange-dark);
      font-size:12px;
      font-weight:800;
      letter-spacing:.13em;
      text-transform:uppercase;
    }
    .article-heading h1{
      max-width:900px;
      margin:0 0 20px;
      color:var(--ink);
      font-size:clamp(32px,5vw,58px);
      line-height:1.2;
      letter-spacing:-.055em;
    }
    .article-summary{
      max-width:790px;
      margin:0;
      color:var(--ink-2);
      font-size:18px;
      line-height:1.9;
    }
    .article-meta{
      display:flex;
      align-items:center;
      flex-wrap:wrap;
      gap:12px 22px;
      margin-top:25px;
      color:var(--muted);
      font-size:13px;
    }
    .meta-item{
      display:inline-flex;
      align-items:center;
      gap:7px;
    }
    .meta-item strong{color:var(--ink-2)}
    .tag,.chip{
      display:inline-flex;
      align-items:center;
      min-height:26px;
      padding:4px 10px;
      border-radius:30px;
      color:var(--teal);
      background:#e5f0e7;
      font-size:12px;
      line-height:1.3;
      font-weight:700;
    }
    .tag.orange{
      color:#a7512e;
      background:#fff0df;
    }

    .article-layout{
      display:grid;
      grid-template-columns:190px minmax(0,var(--reading));
      gap:52px;
      align-items:start;
      padding:68px 0 84px;
    }
    .article-aside{
      position:sticky;
      top:104px;
    }
    .aside-card{
      padding:20px 17px;
      border:1px solid var(--line);
      border-radius:var(--radius);
      background:#fff;
      box-shadow:var(--shadow-sm);
    }
    .aside-card h2{
      margin:0 0 13px;
      color:var(--ink);
      font-size:14px;
      line-height:1.4;
    }
    .aside-card ul{
      list-style:none;
      margin:0;
      padding:0;
    }
    .aside-card li+li{border-top:1px solid var(--line)}
    .aside-card a{
      display:block;
      padding:10px 2px;
      color:var(--muted);
      font-size:13px;
      line-height:1.5;
      transition:color .2s ease,padding-left .2s ease;
    }
    .aside-card a:hover{
      padding-left:5px;
      color:var(--teal);
    }
    .reading-label{
      display:flex;
      align-items:center;
      gap:10px;
      margin-bottom:25px;
      color:var(--muted);
      font-size:13px;
    }
    .reading-label:before{
      content:"";
      width:29px;
      height:2px;
      background:var(--orange);
    }

    .article-content{
      min-width:0;
      color:var(--ink-2);
      font-size:16px;
      line-height:1.95;
    }
    .article-content h2,
    .article-content h3,
    .article-content h4{
      scroll-margin-top:104px;
      color:var(--ink);
      font-weight:800;
      letter-spacing:-.025em;
    }
    .article-content h2{
      margin:42px 0 15px;
      padding-top:9px;
      font-size:28px;
      line-height:1.4;
      border-top:1px solid var(--line);
    }
    .article-content h3{
      margin:30px 0 10px;
      font-size:21px;
      line-height:1.5;
    }
    .article-content h4{
      margin:22px 0 8px;
      font-size:18px;
    }
    .article-content p{margin:0 0 21px}
    .article-content ul,
    .article-content ol{
      margin:17px 0 25px;
      padding-left:25px;
    }
    .article-content li{padding:4px 0}
    .article-content strong{color:var(--ink)}
    .article-content a{
      color:var(--teal);
      text-decoration:underline;
      text-decoration-color:#a9cfc0;
      text-underline-offset:3px;
    }
    .article-content blockquote{
      margin:28px 0;
      padding:20px 23px;
      color:var(--ink-2);
      background:#eaf3eb;
      border-left:4px solid var(--teal);
      border-radius:0 12px 12px 0;
    }
    .article-content img{
      width:100%;
      margin:28px 0 8px;
      border:1px solid var(--line);
      border-radius:16px;
      background:#fff;
    }
    .article-content table{
      width:100%;
      margin:25px 0;
      border-collapse:collapse;
      overflow:hidden;
      border:1px solid var(--line);
      border-radius:12px;
      background:#fff;
      font-size:14px;
    }
    .article-content th,
    .article-content td{
      padding:12px 14px;
      text-align:left;
      border-bottom:1px solid var(--line);
    }
    .article-content th{
      color:var(--ink);
      background:#eaf3eb;
      font-weight:800;
    }
    .article-content tr:last-child td{border-bottom:0}
    .article-content code{
      padding:2px 6px;
      color:var(--teal-dark);
      background:#e8f0ea;
      border-radius:5px;
      font-family:ui-monospace,SFMono-Regular,Menlo,monospace;
      font-size:.9em;
    }
    .article-content pre{
      overflow:auto;
      margin:24px 0;
      padding:18px;
      color:#eaf6ee;
      background:#193b37;
      border-radius:12px;
      font-size:13px;
    }
    .article-content pre code{
      padding:0;
      color:inherit;
      background:none;
    }
    .article-content hr{
      margin:35px 0;
      border:0;
      border-top:1px solid var(--line);
    }

    .empty-state{
      padding:45px 28px;
      text-align:center;
      border:1px dashed #b7ccc0;
      border-radius:var(--radius);
      background:#fff;
    }
    .empty-icon{
      width:50px;
      height:50px;
      display:grid;
      place-items:center;
      margin:0 auto 14px;
      color:var(--teal);
      background:#e5f0e7;
      border-radius:15px;
      font-size:22px;
      font-weight:800;
    }
    .empty-state h2{
      margin:0 0 8px;
      color:var(--ink);
      font-size:22px;
    }
    .empty-state p{
      margin:0 0 20px;
      color:var(--muted);
    }

    .download-panel{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:24px;
      margin:46px 0 52px;
      padding:25px 27px;
      color:#fff;
      background:var(--teal-dark);
      border-radius:20px;
      box-shadow:var(--shadow);
    }
    .download-panel .section-kicker{
      margin-bottom:6px;
      color:var(--yellow);
    }
    .download-panel h2{
      margin:0 0 5px;
      color:#fff;
      font-size:22px;
      line-height:1.4;
    }
    .download-panel p{
      margin:0;
      color:#cde0d5;
      font-size:13px;
    }
    .download-actions{
      display:flex;
      align-items:center;
      gap:10px;
      flex:0 0 auto;
    }
    .btn{
      min-height:46px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      padding:11px 19px;
      border:1px solid transparent;
      border-radius:10px;
      font-weight:700;
      transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
    }
    .btn-primary{
      color:#fff;
      background:var(--teal);
      box-shadow:0 7px 16px rgba(23,103,93,.18);
    }
    .btn-primary:hover{
      color:#fff;
      background:var(--teal-dark);
      transform:translateY(-2px);
    }
    .btn-orange{
      color:#fff;
      background:var(--orange);
    }
    .btn-orange:hover{
      color:#fff;
      background:var(--orange-dark);
      transform:translateY(-2px);
    }
    .btn-ghost{
      color:var(--teal);
      background:transparent;
      border-color:#b8d0c5;
    }
    .btn-ghost:hover{
      color:var(--teal-dark);
      background:#deeee4;
      border-color:var(--teal);
    }
    .download-panel .btn-orange{
      white-space:nowrap;
    }

    .support-section{
      padding:0 0 84px;
    }
    .support-grid{
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:20px;
    }
    .support-card{
      padding:28px;
      border:1px solid var(--line);
      border-radius:var(--radius);
      background:#fff;
    }
    .support-card h2{
      margin:0 0 15px;
      color:var(--ink);
      font-size:22px;
    }
    .support-card p{
      margin:0 0 17px;
      color:var(--muted);
      font-size:14px;
    }
    .support-list{
      list-style:none;
      margin:0;
      padding:0;
    }
    .support-list li{
      display:flex;
      gap:10px;
      padding:10px 0;
      border-bottom:1px solid var(--line);
      color:var(--ink-2);
      font-size:14px;
    }
    .support-list li:last-child{border-bottom:0}
    .support-list b{
      color:var(--orange);
      font-size:16px;
    }
    .faq-list{
      display:grid;
      gap:10px;
    }
    .faq-list details{
      padding:14px 17px;
      border:1px solid var(--line);
      border-radius:11px;
      background:var(--paper);
    }
    .faq-list summary{
      position:relative;
      padding-right:24px;
      color:var(--ink);
      cursor:pointer;
      font-weight:700;
      list-style:none;
    }
    .faq-list summary::-webkit-details-marker{display:none}
    .faq-list summary:after{
      content:"+";
      position:absolute;
      right:0;
      top:-2px;
      color:var(--teal);
      font-size:21px;
      font-weight:400;
    }
    .faq-list details[open] summary:after{content:"−"}
    .faq-list details p{
      margin:11px 0 0;
      color:var(--muted);
      font-size:13px;
    }

    .article-end{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:20px;
      margin-top:52px;
      padding-top:25px;
      border-top:1px solid var(--line);
    }
    .article-end p{
      margin:0;
      color:var(--muted);
      font-size:13px;
    }
    .share-actions{
      display:flex;
      gap:8px;
    }
    .share-btn{
      min-height:38px;
      padding:7px 12px;
      color:var(--teal);
      background:#e5f0e7;
      border-radius:9px;
      font-size:13px;
      font-weight:700;
      transition:.2s;
    }
    .share-btn:hover{
      color:#fff;
      background:var(--teal);
      transform:translateY(-1px);
    }

    .site-footer{
      padding:58px 0 22px;
      color:#d5e6dc;
      background:#193b37;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.4fr .8fr .9fr 1.1fr;
      gap:42px;
      padding-bottom:42px;
    }
    .footer-col{
      display:flex;
      flex-direction:column;
      align-items:flex-start;
    }
    .footer-logo{
      margin-bottom:12px;
      color:#fff;
      font-size:17px;
      font-weight:800;
      line-height:1.5;
    }
    .footer-col h3{
      margin:0 0 13px;
      color:#fff;
      font-size:15px;
    }
    .footer-col p{
      margin:0 0 8px;
      color:#b8d0c4;
      font-size:13px;
      line-height:1.75;
    }
    .footer-col a{
      display:inline-block;
      margin:3px 0;
      color:#c5dbcf;
      font-size:13px;
      transition:color .2s ease,transform .2s ease;
    }
    .footer-col a:hover{
      color:#fff;
      transform:translateX(2px);
    }
    .footer-bottom{
      display:flex;
      justify-content:space-between;
      gap:20px;
      padding-top:19px;
      color:#9fbbb0;
      border-top:1px solid rgba(220,231,225,.18);
      font-size:12px;
    }

    @media (max-width:1024px){
      .article-layout{
        grid-template-columns:160px minmax(0,1fr);
        gap:32px;
      }
      .footer-grid{gap:25px}
      .nav a{padding-left:8px;padding-right:8px}
    }

    @media (max-width:768px){
      .container{width:min(var(--max),calc(100% - 34px))}
      .site-header{height:68px}
      .logo{font-size:15px}
      .logo-mark{width:31px;height:31px;flex-basis:31px}
      .menu-toggle{display:block}
      .nav{
        display:none;
        position:absolute;
        top:68px;
        left:0;
        right:0;
        flex-direction:column;
        align-items:stretch;
        gap:4px;
        margin:0;
        padding:13px 17px 17px;
        background:var(--paper);
        border-bottom:1px solid var(--line);
        box-shadow:var(--shadow-sm);
      }
      .nav.is-open{display:flex}
      .nav a{padding:12px 13px}
      .nav .header-action{text-align:center}
      .article-hero{padding:40px 0 38px}
      .article-heading h1{font-size:36px}
      .article-summary{font-size:16px}
      .article-layout{
        display:block;
        padding:45px 0 55px;
      }
      .article-aside{
        position:static;
        margin-bottom:35px;
      }
      .aside-card{
        display:none;
      }
      .reading-label{margin-bottom:20px}
      .article-content{font-size:15px}
      .download-panel{
        align-items:flex-start;
        flex-direction:column;
        margin:35px 0 42px;
        padding:23px;
      }
      .download-actions{width:100%}
      .download-actions .btn{flex:1}
      .support-grid{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
      .footer-bottom{flex-direction:column;gap:7px}
    }

    @media (max-width:520px){
      .container{width:min(var(--max),calc(100% - 28px))}
      .logo{
        max-width:calc(100% - 58px);
        overflow:hidden;
        text-overflow:ellipsis;
      }
      .article-heading h1{font-size:30px}
      .article-meta{gap:9px 15px}
      .article-content h2{font-size:24px}
      .article-content h3{font-size:19px}
      .article-content table{
        display:block;
        overflow-x:auto;
        white-space:nowrap;
      }
      .download-actions{flex-direction:column}
      .download-actions .btn{width:100%}
      .support-card{padding:22px}
      .article-end{
        align-items:flex-start;
        flex-direction:column;
      }
      .footer-grid{grid-template-columns:1fr}
      .footer-bottom{font-size:11px}
    }

/* roulang page: category3 */
:root{
  --ink:#183331;--ink-2:#31514c;--muted:#647873;--line:#dce7e1;--paper:#f7faf6;
  --paper-2:#edf4ee;--white:#fff;--teal:#17675d;--teal-dark:#104a44;
  --orange:#e87545;--orange-dark:#ca5b31;--yellow:#f4c96d;
  --shadow:0 16px 45px rgba(24,51,49,.09);--shadow-sm:0 7px 22px rgba(24,51,49,.07);
  --radius:16px;--radius-lg:24px;--max:1200px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"Microsoft YaHei","PingFang SC","Noto Sans SC",Arial,sans-serif;color:var(--ink);background:var(--paper);line-height:1.7;font-size:15px}
a{color:inherit;text-decoration:none} img{max-width:100%;display:block}
button,input,select{font:inherit}button{border:0;cursor:pointer}
.container{width:min(var(--max),calc(100% - 48px));margin:0 auto}
.site-header{height:76px;background:rgba(247,250,246,.94);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(12px)}
.header-inner{height:100%;display:flex;align-items:center;justify-content:space-between;gap:28px}
.logo{display:flex;align-items:center;gap:11px;font-weight:800;letter-spacing:-.03em;font-size:17px;white-space:nowrap}
.logo-mark{width:34px;height:34px;border-radius:11px;background:var(--teal);position:relative;display:grid;place-items:center;color:#fff;font-size:15px;flex:none}
.logo-mark:after{content:"";width:10px;height:10px;border:2px solid var(--yellow);border-radius:3px;position:absolute;right:-4px;top:-4px}
.nav{display:flex;align-items:center;gap:5px;margin-left:auto}
.nav a{padding:9px 12px;color:var(--ink-2);font-size:14px;border-radius:9px;transition:.2s}
.nav a:hover,.nav a.active{color:var(--teal);background:#e4f0e9}
.header-action{background:var(--orange);color:#fff!important;padding:10px 17px!important;font-weight:700!important;box-shadow:0 5px 14px rgba(232,117,69,.2)}
.header-action:hover{background:var(--orange-dark)!important;transform:translateY(-1px)}
.menu-toggle{display:none;background:var(--paper-2);color:var(--teal);width:42px;height:42px;border-radius:10px;font-size:22px}
.btn{min-height:46px;padding:11px 19px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:700;transition:.2s;border:1px solid transparent}
.btn-primary{background:var(--teal);color:#fff;box-shadow:0 7px 16px rgba(23,103,93,.18)}
.btn-primary:hover{background:var(--teal-dark);transform:translateY(-2px);color:#fff}
.btn-orange{background:var(--orange);color:#fff}.btn-orange:hover{background:var(--orange-dark);transform:translateY(-2px);color:#fff}
.btn-ghost{border-color:#b8d0c5;color:var(--teal);background:transparent}.btn-ghost:hover{background:#deeee4;border-color:var(--teal)}
.btn:focus-visible,.nav a:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid rgba(232,117,69,.42);outline-offset:3px}
.section{padding:78px 0}.section.alt{background:var(--paper-2)}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:30px}
.section-head h2{font-size:31px;line-height:1.28;letter-spacing:-.035em;margin:0}.section-head p{max-width:560px;color:var(--muted);margin:0}
.section-kicker{color:var(--orange-dark);font-size:12px;font-weight:800;letter-spacing:.13em;margin:0 0 10px}
.breadcrumb-wrap{background:#f0f5f0;border-bottom:1px solid var(--line)}
.breadcrumb{margin:0;padding:13px 0;display:flex;gap:9px;align-items:center;font-size:13px;color:var(--muted)}
.breadcrumb a{color:var(--teal)}.breadcrumb i{font-style:normal;color:#9aacA3}
.guide-intro{padding:54px 0 44px;background:linear-gradient(120deg,#f7faf6 0%,#ecf5ee 100%);border-bottom:1px solid var(--line)}
.intro-grid{display:grid;grid-template-columns:minmax(0,1fr) 325px;gap:45px;align-items:end}
.intro-grid h1{font-size:clamp(34px,4.3vw,54px);line-height:1.16;letter-spacing:-.055em;margin:0 0 18px}
.intro-grid h1 span{color:var(--teal)}
.intro-grid p{font-size:17px;line-height:1.9;color:var(--ink-2);max-width:760px;margin:0}
.update-panel{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow-sm)}
.update-panel strong{font-size:18px;display:block;margin-bottom:5px}.update-panel p{font-size:13px;line-height:1.65;color:var(--muted);margin:0 0 13px}
.chip,.tag{display:inline-flex;align-items:center;padding:4px 9px;border-radius:30px;background:#e5f0e7;color:var(--teal);font-size:12px;line-height:1.35}.tag.orange{background:#fff0df;color:#a7512e}.tag.gray{background:#edf1ef;color:#526862}
.filter-bar{background:var(--white);border:1px solid var(--line);padding:14px 16px;border-radius:14px;display:flex;gap:11px;align-items:center;flex-wrap:wrap}
.search-box{min-width:245px;flex:1;position:relative}.search-box input{width:100%;height:43px;border:1px solid var(--line);border-radius:9px;padding:0 12px 0 38px;background:#fbfdfb;color:var(--ink);outline:0}.search-box:before{content:"⌕";position:absolute;left:13px;top:6px;font-size:21px;color:var(--teal)}
.filter-select{height:43px;border:1px solid var(--line);border-radius:9px;padding:0 30px 0 12px;background:#fff;color:var(--ink);outline:0}
.filter-clear{font-size:13px;color:var(--teal);padding:8px}.filter-clear:hover{color:var(--orange-dark)}
.news-list{border-top:1px solid var(--line)}
.article-row{display:grid;grid-template-columns:88px minmax(0,1fr) auto;gap:23px;align-items:center;padding:23px 8px;border-bottom:1px solid var(--line);transition:.2s}
.article-row:hover{background:#fff;transform:translateY(-2px);box-shadow:var(--shadow-sm);padding-left:16px;padding-right:16px;border-radius:12px;border-color:#bfd9c9}
.article-date{font-size:13px;color:var(--orange-dark);font-weight:800;line-height:1.3}.article-date b{display:block;font-size:25px;color:var(--teal)}
.article-main h3{font-size:18px;line-height:1.45;margin:0 0 5px}.article-main p{margin:0;color:var(--muted);font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.article-meta{display:flex;gap:9px;align-items:center;margin-top:9px;color:var(--muted);font-size:12px}.arrow{font-size:25px;color:var(--teal);transition:.2s}.article-row:hover .arrow{transform:translateX(4px);color:var(--orange)}
.empty-state{padding:44px 20px;text-align:center;border:1px dashed #bdd1c3;border-radius:var(--radius);background:#fff;color:var(--muted)}.empty-icon{font-size:30px;color:var(--teal);display:block;margin-bottom:8px}
.topic-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.topic-card{min-height:190px;padding:22px;border:1px solid var(--line);border-radius:var(--radius);background:var(--white);position:relative;overflow:hidden;transition:.2s}
.topic-card:nth-child(2){background:#fff8ed}.topic-card:nth-child(3){background:#eaf3f4}.topic-card:nth-child(4){background:#f3f0e8}.topic-card:nth-child(5){background:#edf5ee}
.topic-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-sm);border-color:#b5d2c1}.topic-num{font-size:13px;color:var(--orange-dark);font-weight:800}.topic-card h3{font-size:17px;margin:31px 0 7px}.topic-card p{font-size:13px;line-height:1.65;color:var(--ink-2);margin:0}.topic-card:after{content:"";width:40px;height:40px;border:7px solid rgba(23,103,93,.08);border-radius:50%;position:absolute;right:-9px;bottom:-9px}
.timeline{max-width:820px;margin:0 auto;border-left:1px solid #bad1c2;padding-left:31px}.timeline-item{position:relative;padding:0 0 29px}.timeline-item:last-child{padding-bottom:0}.timeline-item:before{content:"";width:13px;height:13px;border-radius:50%;position:absolute;left:-38px;top:6px;background:var(--teal);border:3px solid var(--paper-2)}.timeline-item time{color:var(--orange-dark);font-size:12px;font-weight:800}.timeline-item h3{font-size:18px;margin:3px 0 5px}.timeline-item p{margin:0;color:var(--muted);font-size:14px}
.compat-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.compat-card{border:1px solid var(--line);border-radius:var(--radius);padding:25px;background:#fff}.compat-card h3{font-size:19px;margin:0 0 13px}.check-list{padding:0;margin:0;list-style:none}.check-list li{position:relative;padding:11px 0 11px 25px;border-bottom:1px solid var(--line);font-size:14px}.check-list li:last-child{border-bottom:0}.check-list li:before{content:"✓";position:absolute;left:0;color:var(--orange);font-weight:800}
.editorial-grid{display:grid;grid-template-columns:1.35fr .95fr .95fr;gap:17px}.editorial-card{border-radius:var(--radius);padding:24px;min-height:220px;background:#dceee2;border:1px solid #c5dfcd;display:flex;flex-direction:column;justify-content:end;transition:.2s}.editorial-card:nth-child(2){background:#fff0df;border-color:#f0d7bd}.editorial-card:nth-child(3){background:#e8eff2;border-color:#d0dce0}.editorial-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-sm)}.editorial-card h3{font-size:21px;line-height:1.38;margin:12px 0 7px}.editorial-card p{margin:0;color:var(--ink-2);font-size:14px}.editorial-card .tag{align-self:flex-start}
.notice{border-left:4px solid var(--orange);background:#fff7ee;padding:22px 25px;border-radius:0 var(--radius) var(--radius) 0;display:flex;gap:20px;align-items:flex-start}.notice b{display:block;margin-bottom:4px;font-size:17px}.notice p{margin:0;color:var(--ink-2);font-size:14px}
.faq-wrap{max-width:900px;margin:0 auto}.faq-item{border-bottom:1px solid var(--line);background:transparent}.faq-item summary{list-style:none;cursor:pointer;padding:20px 45px 20px 0;font-size:17px;font-weight:700;position:relative}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary:after{content:"+";font-size:27px;font-weight:400;color:var(--teal);position:absolute;right:5px;top:13px}.faq-item[open] summary:after{content:"−";color:var(--orange)}.faq-answer{padding:0 42px 21px 0;color:var(--muted);font-size:14px}.faq-item[open]{background:#fff;padding-left:20px;padding-right:20px;border-radius:12px;margin-bottom:6px;border-bottom-color:transparent}
.bottom-cta{padding:54px;border-radius:var(--radius-lg);background:var(--ink);color:#fff;display:flex;justify-content:space-between;align-items:center;gap:25px}.bottom-cta h2{font-size:29px;line-height:1.35;margin:0 0 9px}.bottom-cta p{color:#c8d9d0;max-width:650px;margin:0}.bottom-cta .btn-primary{background:var(--orange);white-space:nowrap}.bottom-cta .btn-primary:hover{background:var(--orange-dark)}
.site-footer{background:#12332f;color:#d3e2da;padding:63px 0 20px}.footer-grid{display:grid;grid-template-columns:1.45fr .8fr .95fr 1.15fr;gap:34px}.footer-logo{font-size:18px;font-weight:800;color:#fff;line-height:1.45;margin-bottom:13px}.footer-col h3{font-size:14px;color:#fff;margin:0 0 13px}.footer-col p{font-size:13px;line-height:1.75;margin:0 0 8px;color:#b5cbc1}.footer-col a{display:block;font-size:13px;color:#c9d9d1;margin:7px 0;transition:.2s}.footer-col a:hover{color:var(--yellow);padding-left:3px}.footer-bottom{border-top:1px solid rgba(255,255,255,.14);margin-top:43px;padding-top:18px;display:flex;justify-content:space-between;gap:15px;font-size:12px;color:#aabfb5}
@media(max-width:1024px){.intro-grid{grid-template-columns:1fr 280px;gap:25px}.topic-grid{grid-template-columns:repeat(3,1fr)}.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:768px){.container{width:min(100% - 32px,var(--max))}.site-header{height:67px}.logo{font-size:14px;max-width:calc(100% - 142px);overflow:hidden;text-overflow:ellipsis}.nav{position:absolute;display:none;top:67px;left:16px;right:16px;padding:12px;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.nav.open{display:flex}.nav a{padding:12px}.menu-toggle{display:grid;place-items:center}.header-action{display:none!important}.guide-intro{padding:38px 0}.intro-grid{grid-template-columns:1fr}.update-panel{max-width:none}.section{padding:60px 0}.section-head{display:block}.section-head h2{font-size:27px;margin-bottom:10px}.filter-bar{align-items:stretch}.search-box{min-width:100%}.filter-select{flex:1}.article-row{grid-template-columns:62px minmax(0,1fr) 24px;gap:13px}.article-date b{font-size:21px}.article-main h3{font-size:16px}.article-main p{white-space:normal;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}.topic-grid{grid-template-columns:repeat(2,1fr)}.compat-grid,.editorial-grid{grid-template-columns:1fr}.bottom-cta{padding:34px;display:block}.bottom-cta .btn{margin-top:20px}.footer-bottom{display:block}.footer-bottom span{display:block;margin-bottom:6px}}
@media(max-width:520px){body{font-size:14px}.logo-mark{width:31px;height:31px}.breadcrumb{font-size:12px;overflow:hidden;white-space:nowrap}.intro-grid h1{font-size:34px}.intro-grid p{font-size:15px}.section{padding:49px 0}.section-head h2{font-size:24px}.filter-bar{padding:11px}.filter-select{width:100%}.article-row{padding:18px 3px}.article-date{font-size:11px}.article-date b{font-size:19px}.article-main h3{font-size:15px}.topic-grid{grid-template-columns:1fr}.topic-card{min-height:155px}.timeline{padding-left:25px}.timeline-item:before{left:-32px}.notice{padding:18px;gap:12px}.faq-item summary{font-size:15px;padding-top:17px;padding-bottom:17px}.bottom-cta{padding:27px}.bottom-cta h2{font-size:24px}.footer-grid{grid-template-columns:1fr;gap:25px}.site-footer{padding-top:46px}}