/* roulang page: index */
:root{
  --berry:#42152f;
  --berry-deep:#291020;
  --berry-soft:#f2e8ed;
  --amber:#e49a3a;
  --amber-dark:#b96f1d;
  --ink:#332936;
  --muted:#786d78;
  --paper:#fbf8f5;
  --cream:#f4eee8;
  --line:#e6dcd8;
  --white:#fffdfb;
  --radius:18px;
  --shadow:0 18px 45px rgba(49,22,40,.10);
  --ease:all .25s ease;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--paper);line-height:1.7;font-size:15px}
a{color:inherit;text-decoration:none;transition:var(--ease)}
img{display:block;max-width:100%}
button,input,textarea{font:inherit}
button{cursor:pointer;border:0}
.container{width:min(1180px,calc(100% - 48px));margin:auto}
.site-header{height:76px;background:rgba(255,253,251,.95);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(12px)}
.header-inner{height:76px;display:flex;align-items:center;gap:32px}
.logo{display:flex;align-items:center;gap:11px;min-width:260px;color:var(--berry);font-weight:800;letter-spacing:-.03em}
.logo-mark{width:35px;height:35px;border-radius:11px 11px 11px 4px;background:var(--berry);color:var(--amber);display:grid;place-items:center;font-size:18px}
.logo-text{font-size:17px;line-height:1.25}
.logo-text small{display:block;font-size:10px;letter-spacing:.08em;font-weight:600;color:var(--muted);margin-top:2px}
.main-nav{display:flex;align-items:center;gap:5px;margin-left:auto}
.main-nav a{padding:9px 13px;border-radius:10px;color:#625662;font-size:14px;white-space:nowrap}
.main-nav a:hover,.main-nav a.active{color:var(--berry);background:var(--berry-soft)}
.nav-download{background:var(--amber)!important;color:var(--berry-deep)!important;font-weight:700!important;margin-left:7px}
.nav-download:hover{background:#f0ad51!important;transform:translateY(-2px)}
.menu-toggle{display:none;background:transparent;color:var(--berry);font-size:25px}
.hero{padding:74px 0 62px;background:var(--cream);position:relative;overflow:hidden}
.hero:after{content:"";position:absolute;width:420px;height:420px;border:1px solid rgba(66,21,47,.12);border-radius:50%;right:-130px;top:-170px}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:72px;align-items:center;position:relative;z-index:1}
.eyebrow{color:var(--amber-dark);font-size:12px;font-weight:800;letter-spacing:.16em;text-transform:uppercase;margin-bottom:17px}
.hero h1{font-size:clamp(38px,5vw,66px);line-height:1.12;letter-spacing:-.055em;color:var(--berry-deep);max-width:680px}
.hero h1 em{font-style:normal;color:var(--amber-dark)}
.hero-copy{font-size:17px;color:var(--muted);max-width:580px;margin:23px 0 30px}
.actions{display:flex;gap:12px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:11px;padding:12px 20px;font-weight:700;border:1px solid transparent;transition:var(--ease)}
.btn:focus,.main-nav a:focus,.faq-q:focus{outline:3px solid rgba(228,154,58,.42);outline-offset:3px}
.btn-primary{background:var(--berry);color:#fff}
.btn-primary:hover{background:#5d2043;transform:translateY(-2px);box-shadow:0 8px 18px rgba(66,21,47,.2)}
.btn-secondary{background:transparent;border-color:#bba9b1;color:var(--berry)}
.btn-secondary:hover{background:#fff;color:var(--berry-deep)}
.hero-panel{background:var(--berry);color:#fff;border-radius:28px;padding:26px;box-shadow:var(--shadow);min-height:330px;position:relative}
.panel-top{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid rgba(255,255,255,.18);padding-bottom:19px}
.panel-brand{font-weight:800;font-size:18px}.panel-status{font-size:12px;color:#ffd28a}
.panel-feature{padding:31px 0 23px;border-bottom:1px solid rgba(255,255,255,.18)}
.panel-feature span{font-size:12px;color:#e8b975}.panel-feature h2{font-size:26px;line-height:1.3;margin:8px 0}
.panel-feature p{color:#d5c3cd;font-size:13px}
.panel-list{display:grid;grid-template-columns:1fr 1fr;gap:13px;margin-top:21px}
.panel-list div{padding:13px;background:rgba(255,255,255,.08);border-radius:11px;font-size:13px}.panel-list strong{display:block;color:#ffd28a;font-size:19px}
.section{padding:76px 0}.section-alt{background:var(--cream)}
.section-head{display:flex;justify-content:space-between;gap:25px;align-items:end;margin-bottom:30px}
.section-kicker{font-size:12px;color:var(--amber-dark);font-weight:800;letter-spacing:.12em}
.section h2{font-size:clamp(27px,3vw,40px);line-height:1.2;color:var(--berry-deep);letter-spacing:-.035em;margin-top:6px}
.section-intro{max-width:510px;color:var(--muted)}
.quick-grid{display:grid;grid-template-columns:1.25fr 1fr 1fr 1fr;gap:12px}
.quick-item{padding:19px 20px;background:var(--white);border:1px solid var(--line);border-radius:14px;display:flex;gap:13px;align-items:flex-start}
.quick-item:hover{border-color:#c6a5b7;transform:translateY(-3px);box-shadow:var(--shadow)}
.quick-num{font-weight:800;color:var(--amber-dark);font-size:18px}.quick-item strong{display:block;color:var(--berry);font-size:15px}.quick-item span{color:var(--muted);font-size:12px}
.news-layout{display:grid;grid-template-columns:1fr 1.15fr;gap:20px}
.news-feature{background:var(--berry);color:#fff;border-radius:var(--radius);padding:30px;min-height:300px;display:flex;flex-direction:column;justify-content:end}
.news-feature .tag{color:#ffd28a}.news-feature h3{font-size:27px;line-height:1.35;margin:12px 0}.news-feature p{color:#dfcdd5;font-size:14px}
.tag{display:inline-block;font-size:11px;color:var(--amber-dark);font-weight:800;letter-spacing:.06em}
.news-list{border-top:1px solid var(--line)}
.news-item{display:grid;grid-template-columns:92px 1fr auto;gap:18px;align-items:center;padding:18px 0;border-bottom:1px solid var(--line)}
.news-item time{font-size:12px;color:var(--muted)}.news-item h3{font-size:16px;color:var(--berry);margin:3px 0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.news-item p{font-size:13px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.detail-link{font-size:13px;color:var(--amber-dark);font-weight:700;white-space:nowrap}.detail-link:hover{text-decoration:underline}
.empty{padding:35px;text-align:center;color:var(--muted);background:var(--white);border:1px dashed #cdbec4;border-radius:var(--radius)}
.timeline{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-left:1px solid var(--line)}
.timeline-item{padding:5px 25px 12px;border-right:1px solid var(--line);position:relative}.timeline-item:before{content:"";position:absolute;width:9px;height:9px;background:var(--amber);border-radius:50%;left:-5px;top:10px}.timeline-item time{font-size:12px;color:var(--amber-dark)}.timeline-item h3{font-size:17px;color:var(--berry);margin:7px 0}.timeline-item p{font-size:13px;color:var(--muted)}
.download{background:var(--berry-deep);color:#fff;border-radius:24px;padding:43px 48px;display:grid;grid-template-columns:1fr 300px;gap:50px;align-items:center}
.download h2{color:#fff}.download p{color:#d8c5cf;margin:16px 0 23px;max-width:580px}.download .btn{background:var(--amber);color:var(--berry-deep)}.download .btn:hover{background:#f1b35c}
.qr-box{height:190px;border:1px dashed rgba(255,255,255,.45);border-radius:16px;display:grid;place-items:center;text-align:center;color:#e8d9df;font-size:13px;background:rgba(255,255,255,.06)}.qr-box b{display:block;color:#ffd28a;font-size:25px;margin-bottom:7px}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0}.step{padding:20px 24px;border-top:2px solid #d8c7cd;position:relative}.step:first-child{border-color:var(--amber)}.step-number{font-size:30px;font-weight:800;color:var(--amber-dark)}.step h3{color:var(--berry);font-size:17px;margin:6px 0}.step p{font-size:13px;color:var(--muted)}
.editorial{display:grid;grid-template-columns:1.2fr .8fr;gap:18px}.editor-card{min-height:240px;border-radius:var(--radius);padding:27px;display:flex;flex-direction:column;justify-content:end;background:#e8d6d2}.editor-card.large{background:linear-gradient(145deg,#5d2447,#321426);color:#fff}.editor-card:nth-child(2){background:#e2ded4}.editor-card h3{font-size:22px;line-height:1.3;margin:8px 0;color:var(--berry)}.editor-card.large h3{color:#fff}.editor-card p{font-size:13px;color:var(--muted)}.editor-card.large p{color:#dbcbd2}.editor-side{display:grid;gap:18px}
.activity-list{border-top:1px solid var(--line)}.activity{display:grid;grid-template-columns:92px 1fr 110px;align-items:center;gap:20px;padding:17px 0;border-bottom:1px solid var(--line)}.date-badge{border:1px solid #d7c3ca;border-radius:12px;text-align:center;padding:7px;color:var(--berry);font-weight:800}.date-badge small{display:block;color:var(--muted);font-weight:500;font-size:11px}.activity h3{font-size:16px;color:var(--berry)}.activity p{font-size:13px;color:var(--muted)}.state{font-size:12px;color:var(--amber-dark);font-weight:700;text-align:right}
.info-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.info-panel{padding:25px;background:var(--white);border:1px solid var(--line);border-radius:var(--radius)}.info-panel h3{color:var(--berry);font-size:18px;margin-bottom:14px}.info-panel ul{list-style:none}.info-panel li{padding:9px 0;border-bottom:1px solid #eee5e2;color:var(--muted);font-size:14px}.info-panel li:last-child{border:0}.info-panel li:before{content:"✓";color:var(--amber-dark);font-weight:800;margin-right:9px}
.topic-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:13px}.topic{padding:22px;background:var(--white);border:1px solid var(--line);border-radius:14px}.topic:hover{border-color:var(--amber);transform:translateY(-3px)}.topic b{color:var(--amber-dark);font-size:13px}.topic h3{font-size:16px;color:var(--berry);margin:12px 0 7px}.topic p{font-size:13px;color:var(--muted);min-height:46px}.topic a{display:inline-block;margin-top:14px;color:var(--berry);font-size:13px;font-weight:700}
.faq-list{max-width:860px;border-top:1px solid var(--line)}.faq{border-bottom:1px solid var(--line)}.faq-q{width:100%;background:transparent;color:var(--berry);text-align:left;display:flex;justify-content:space-between;align-items:center;padding:19px 0;font-weight:700}.faq-q span:last-child{font-size:22px;color:var(--amber-dark);transition:var(--ease)}.faq[open] .faq-q span:last-child{transform:rotate(45deg)}.faq-a{color:var(--muted);font-size:14px;padding:0 35px 20px 0}
.cta{background:#ead8d1;padding:42px;border-radius:22px;display:flex;align-items:center;justify-content:space-between;gap:25px}.cta h2{color:var(--berry-deep);font-size:28px}.cta p{color:var(--muted);margin-top:6px}
.site-footer{background:var(--berry-deep);color:#fff;padding:48px 0 22px}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:35px;padding-bottom:38px;border-bottom:1px solid rgba(255,255,255,.15)}.footer-logo{font-size:19px;font-weight:800}.footer-brand p{color:#cbb8c2;font-size:13px;max-width:270px;margin-top:12px}.footer-col h3{font-size:14px;color:#ffd28a;margin-bottom:13px}.footer-col a{display:block;color:#d2c2ca;font-size:13px;padding:3px 0}.footer-col a:hover{color:#fff}.copyright{display:flex;justify-content:space-between;gap:20px;padding-top:18px;color:#a995a0;font-size:12px}
@media(max-width:1024px){.hero-grid{gap:35px}.quick-grid{grid-template-columns:1fr 1fr}.main-nav{gap:0}.main-nav a{padding:8px 9px}.logo{min-width:225px}.topic-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:768px){.container{width:min(100% - 32px,600px)}.site-header,.header-inner{height:68px}.logo{min-width:0}.logo-text{font-size:15px}.logo-text small{display:none}.menu-toggle{display:block;margin-left:auto}.main-nav{display:none;position:absolute;top:68px;left:0;right:0;background:var(--white);padding:12px 16px 18px;border-bottom:1px solid var(--line);box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.main-nav.open{display:flex}.main-nav a{padding:12px 14px;border-bottom:1px solid #f0e8e5}.nav-download{margin:8px 0 0}.hero{padding:52px 0 45px}.hero-grid,.news-layout,.download,.editorial,.info-grid{grid-template-columns:1fr}.hero h1{font-size:42px}.hero-panel{min-height:270px}.section{padding:54px 0}.section-head{display:block}.section-intro{margin-top:12px}.timeline{grid-template-columns:1fr;border-left:0}.timeline-item{border-right:0;border-bottom:1px solid var(--line);padding:18px 10px 18px 25px}.steps{grid-template-columns:1fr 1fr}.download{padding:30px 24px}.activity{grid-template-columns:78px 1fr}.activity .detail-link{display:none}.footer-grid{grid-template-columns:1fr 1fr}.cta{display:block;padding:30px 25px}.cta .btn{margin-top:20px}}
@media(max-width:520px){.hero h1{font-size:36px}.hero-copy{font-size:15px}.quick-grid,.topic-grid,.steps{grid-template-columns:1fr}.news-item{grid-template-columns:70px 1fr}.news-item .detail-link{display:none}.news-item h3{white-space:normal}.news-item p{white-space:normal}.editor-card{min-height:205px}.download{border-radius:18px}.qr-box{height:150px}.footer-grid{grid-template-columns:1fr;gap:24px}.copyright{display:block}.copyright span{display:block;margin-top:6px}}

/* roulang page: article */
:root{
      --berry:#42152f;
      --berry-deep:#291020;
      --berry-soft:#f2e8ed;
      --amber:#e49a3a;
      --amber-dark:#b96f1d;
      --ink:#332936;
      --muted:#786d78;
      --paper:#fbf8f5;
      --cream:#f4eee8;
      --white:#fffdfb;
      --line:#e6dcd8;
      --radius:18px;
      --shadow:0 18px 45px rgba(49,22,40,.10);
      --ease:all .25s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--paper);line-height:1.7;font-size:15px}
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    a:hover{color:var(--amber-dark)}
    img{display:block;max-width:100%;height:auto}
    button,input,textarea{font:inherit}
    button{cursor:pointer;border:0}
    .container{width:min(1180px,calc(100% - 48px));margin:0 auto}
    .site-header{height:76px;background:rgba(255,253,251,.96);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(12px)}
    .header-inner{height:76px;display:flex;align-items:center;gap:32px}
    .logo{display:flex;align-items:center;gap:11px;min-width:260px;color:var(--berry);font-weight:800;letter-spacing:-.03em}
    .logo-mark{width:35px;height:35px;border-radius:11px 11px 11px 4px;background:var(--berry);color:var(--amber);display:grid;place-items:center;font-size:18px}
    .logo-text{font-size:17px;line-height:1.25}
    .logo-text small{display:block;font-size:10px;letter-spacing:.08em;font-weight:600;color:var(--muted);margin-top:2px}
    .main-nav{display:flex;align-items:center;gap:5px;margin-left:auto}
    .main-nav a{padding:9px 13px;border-radius:10px;color:#625662;font-size:14px;white-space:nowrap}
    .main-nav a:hover,.main-nav a.active{color:var(--berry);background:var(--berry-soft)}
    .nav-download{background:var(--amber)!important;color:var(--berry-deep)!important;font-weight:700!important;margin-left:7px}
    .nav-download:hover{background:#f0ad51!important;transform:translateY(-2px)}
    .menu-toggle{display:none;background:transparent;color:var(--berry);font-size:25px}
    .article-hero{background:var(--cream);padding:42px 0 48px;border-bottom:1px solid var(--line)}
    .breadcrumbs{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:13px;margin-bottom:32px;flex-wrap:wrap}
    .breadcrumbs a{color:var(--berry)}
    .breadcrumbs .separator{color:#b8a8ae}
    .article-heading{max-width:900px}
    .article-label{display:inline-flex;align-items:center;gap:8px;color:var(--amber-dark);font-size:12px;font-weight:800;letter-spacing:.12em;margin-bottom:14px}
    .article-label:before{content:"";width:24px;height:2px;background:var(--amber)}
    .article-heading h1{color:var(--berry-deep);font-size:clamp(32px,5vw,58px);line-height:1.2;letter-spacing:-.05em;margin:0 0 22px;overflow-wrap:anywhere}
    .article-summary{max-width:780px;color:var(--muted);font-size:17px;margin:0}
    .article-meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top:25px;color:var(--muted);font-size:13px}
    .meta-tag{padding:5px 10px;border-radius:20px;background:var(--berry-soft);color:var(--berry);font-weight:700}
    .meta-dot{width:4px;height:4px;background:#b9aab0;border-radius:50%}
    .article-layout{display:grid;grid-template-columns:minmax(0,820px) 270px;gap:70px;align-items:start;padding:68px 0 82px}
    .article-content{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:clamp(25px,5vw,58px);min-width:0}
    .article-content h2{font-size:29px;line-height:1.35;color:var(--berry);margin:34px 0 16px}
    .article-content h3{font-size:21px;color:var(--berry);margin:28px 0 12px}
    .article-content p{font-size:17px;line-height:1.95;margin:0 0 20px;color:#514450}
    .article-content ul,.article-content ol{padding-left:25px;margin:14px 0 24px;color:#514450}
    .article-content li{padding:5px 0;font-size:16px;line-height:1.85}
    .article-content blockquote{margin:28px 0;padding:18px 22px;border-left:4px solid var(--amber);background:var(--cream);color:var(--berry);border-radius:0 12px 12px 0}
    .article-content table{width:100%;border-collapse:collapse;margin:25px 0;display:block;overflow-x:auto}
    .article-content th,.article-content td{border:1px solid var(--line);padding:11px 14px;text-align:left;white-space:nowrap}
    .article-content th{background:var(--berry-soft);color:var(--berry)}
    .article-content hr{border:0;border-top:1px solid var(--line);margin:35px 0}
    .article-content img{border-radius:12px;margin:25px auto}
    .empty-state{text-align:center;padding:45px 15px}
    .empty-state h2{margin-top:0}
    .empty-state p{font-size:15px;color:var(--muted)}
    .side-stack{position:sticky;top:105px}
    .side-card{padding:23px;background:var(--white);border:1px solid var(--line);border-radius:16px;margin-bottom:16px}
    .side-card.dark{background:var(--berry);color:#fff;border-color:var(--berry)}
    .side-card h2{font-size:17px;margin:0 0 12px;color:var(--berry)}
    .side-card.dark h2{color:#fff}
    .side-card p{font-size:13px;color:var(--muted);margin:0 0 17px}
    .side-card.dark p{color:#decbd4}
    .side-links{display:grid;gap:9px}
    .side-links a{font-size:13px;color:var(--berry);padding:8px 0;border-bottom:1px solid var(--line)}
    .side-links a:last-child{border-bottom:0}
    .article-action{margin-top:28px;padding:26px;border-radius:16px;background:var(--berry-soft);display:flex;align-items:center;justify-content:space-between;gap:20px}
    .article-action strong{display:block;color:var(--berry);font-size:18px}
    .article-action span{display:block;color:var(--muted);font-size:13px;margin-top:3px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:11px;padding:12px 20px;font-weight:700;border:1px solid transparent;transition:var(--ease);white-space:nowrap}
    .btn:focus,.main-nav a:focus,.menu-toggle:focus{outline:3px solid rgba(228,154,58,.42);outline-offset:3px}
    .btn-primary{background:var(--berry);color:#fff}
    .btn-primary:hover{background:#5d2043;color:#fff;transform:translateY(-2px);box-shadow:0 8px 18px rgba(66,21,47,.2)}
    .btn-secondary{background:transparent;border-color:#bba9b1;color:var(--berry)}
    .btn-secondary:hover{background:#fff;color:var(--berry-deep)}
    .reading-close{background:var(--cream);padding:54px 0}
    .close-panel{display:flex;align-items:center;justify-content:space-between;gap:30px}
    .close-panel h2{margin:0;color:var(--berry-deep);font-size:28px}
    .close-panel p{margin:7px 0 0;color:var(--muted)}
    .close-actions{display:flex;gap:10px;flex-wrap:wrap}
    .site-footer{background:var(--berry-deep);color:#fff;padding:52px 0 24px}
    .footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:35px}
    .footer-logo{font-size:20px;font-weight:800;margin-bottom:9px}
    .footer-brand p{color:#cdbbc5;font-size:13px;margin:0}
    .footer-col h3{font-size:14px;color:#f4c37b;margin:0 0 14px}
    .footer-col a{display:block;color:#d8cbd1;font-size:13px;margin-bottom:9px}
    .footer-brand p{color:#cdbbc5;font-size:13px;margin:0}
    .footer-col h3{font-size:14px;color:#f4c37b;margin:0 0 14px}
    .footer-col a{display:block;color:#d8cbd1;font-size:13px;margin:8px 0}
    .footer-col a:hover{color:#fff}
    .copyright{display:flex;justify-content:space-between;gap:20px;border-top:1px solid rgba(255,255,255,.15);margin-top:38px;padding-top:20px;color:#ad9da7;font-size:12px}
    @media (max-width:1024px){
      .header-inner{gap:16px}
      .logo{min-width:225px}
      .main-nav a{padding-left:9px;padding-right:9px}
      .article-layout{grid-template-columns:minmax(0,1fr) 235px;gap:35px}
    }
    @media (max-width:768px){
      .container{width:min(100% - 32px,620px)}
      .site-header,.header-inner{height:68px}
      .main-nav{display:none;position:absolute;top:68px;left:0;right:0;padding:12px 16px 18px;background:var(--white);border-bottom:1px solid var(--line);box-shadow:0 15px 25px rgba(49,22,40,.08);flex-direction:column;align-items:stretch}
      .main-nav.is-open{display:flex}
      .main-nav a{padding:13px 14px;border-radius:9px;border-bottom:1px solid #f0e8e5}
      .main-nav .nav-download{margin:8px 0 0;text-align:center}
      .menu-toggle{display:block;margin-left:auto;width:42px;height:42px}
      .logo{min-width:0;max-width:calc(100% - 48px)}
      .logo-text{font-size:15px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
      .logo-text small{font-size:9px}
      .article-hero{padding:30px 0 36px}
      .breadcrumbs{margin-bottom:22px}
      .article-heading h1{font-size:35px}
      .article-summary{font-size:15px}
      .article-layout{display:block;padding:42px 0 55px}
      .article-content{padding:24px 20px}
      .article-content p{font-size:16px;line-height:1.85}
      .article-content h2{font-size:25px}
      .side-stack{position:static;margin-top:24px}
      .article-action{align-items:flex-start;flex-direction:column}
      .article-action .btn{width:100%}
      .close-panel{align-items:flex-start;flex-direction:column}
      .footer-grid{grid-template-columns:1fr 1fr;gap:28px 20px}
      .footer-brand{grid-column:1/-1}
      .copyright{flex-direction:column;gap:5px}
    }
    @media (max-width:520px){
      .article-heading h1{font-size:30px}
      .article-meta{gap:8px}
      .article-content{border-radius:14px}
      .close-panel h2{font-size:24px}
      .footer-grid{grid-template-columns:1fr}
      .footer-brand{grid-column:auto}
    }

/* roulang page: category1 */
:root{
      --berry:#42152f;
      --berry-deep:#291020;
      --berry-soft:#f2e8ed;
      --amber:#e49a3a;
      --amber-dark:#b96f1d;
      --ink:#332936;
      --muted:#786d78;
      --paper:#fbf8f5;
      --cream:#f4eee8;
      --white:#fffdfb;
      --line:#e6dcd8;
      --radius:18px;
      --shadow:0 18px 45px rgba(49,22,40,.10);
      --ease:all .25s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--paper);line-height:1.7;font-size:15px}
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    a:hover{color:var(--berry)}
    img{display:block;max-width:100%}
    button,input{font:inherit}
    button{cursor:pointer;border:0}
    .container{width:min(1180px,calc(100% - 48px));margin:auto}
    .site-header{height:76px;background:rgba(255,253,251,.96);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(12px)}
    .header-inner{height:76px;display:flex;align-items:center;gap:32px}
    .logo{display:flex;align-items:center;gap:11px;min-width:260px;color:var(--berry);font-weight:800;letter-spacing:-.03em}
    .logo-mark{width:35px;height:35px;border-radius:11px 11px 11px 4px;background:var(--berry);color:var(--amber);display:grid;place-items:center;font-size:18px}
    .logo-text{font-size:17px;line-height:1.25}
    .logo-text small{display:block;font-size:10px;letter-spacing:.08em;font-weight:600;color:var(--muted);margin-top:2px}
    .main-nav{display:flex;align-items:center;gap:5px;margin-left:auto}
    .main-nav a{padding:9px 13px;border-radius:10px;color:#625662;font-size:14px;white-space:nowrap}
    .main-nav a:hover,.main-nav a.active{color:var(--berry);background:var(--berry-soft)}
    .nav-download{background:var(--amber)!important;color:var(--berry-deep)!important;font-weight:700!important;margin-left:7px}
    .nav-download:hover{background:#f0ad51!important;transform:translateY(-2px)}
    .menu-toggle{display:none;background:transparent;color:var(--berry);font-size:25px}
    .page-hero{background:var(--cream);padding:76px 0 66px;position:relative;overflow:hidden}
    .page-hero:after{content:"";position:absolute;width:390px;height:390px;border:1px solid rgba(66,21,47,.13);border-radius:50%;right:-120px;top:-180px}
    .hero-inner{position:relative;z-index:1;max-width:820px}
    .eyebrow,.section-kicker{font-size:12px;color:var(--amber-dark);font-weight:800;letter-spacing:.14em;text-transform:uppercase}
    h1,h2,h3,p{margin-top:0}
    h1{color:var(--berry-deep);font-size:clamp(36px,5vw,62px);line-height:1.13;letter-spacing:-.055em;margin:15px 0 20px}
    .hero-intro{color:var(--muted);font-size:17px;max-width:700px;margin-bottom:27px}
    .hero-meta{display:flex;flex-wrap:wrap;gap:10px}
    .badge{display:inline-flex;align-items:center;border:1px solid #d9c5ce;border-radius:30px;padding:6px 12px;color:var(--berry);background:rgba(255,253,251,.62);font-size:12px}
    .section{padding:76px 0}
    .section-alt{background:var(--cream)}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:28px}
    .section h2{font-size:clamp(27px,3vw,40px);line-height:1.2;letter-spacing:-.035em;color:var(--berry-deep);margin:6px 0 0}
    .section-intro{max-width:510px;color:var(--muted);margin:0}
    .filter-bar{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:14px 16px;background:var(--white);border:1px solid var(--line);border-radius:14px;margin-bottom:25px}
    .filter-tabs{display:flex;flex-wrap:wrap;gap:8px}
    .filter-tabs button{padding:7px 13px;border-radius:9px;background:transparent;color:var(--muted);font-size:13px}
    .filter-tabs button:hover,.filter-tabs button.active{background:var(--berry-soft);color:var(--berry);font-weight:700}
    .search-note{font-size:13px;color:var(--muted)}
    .news-layout{display:grid;grid-template-columns:1.05fr 1.45fr;gap:28px;align-items:start}
    .featured-note{background:var(--berry);border-radius:var(--radius);padding:32px;color:#fff;min-height:320px;display:flex;flex-direction:column;justify-content:end;box-shadow:var(--shadow)}
    .featured-note .tag{color:#ffd28a}
    .featured-note h3{font-size:28px;line-height:1.35;margin:12px 0}
    .featured-note p{color:#dfcdd5;font-size:14px;margin-bottom:20px}
    .text-link{color:var(--amber-dark);font-weight:700;font-size:13px}
    .featured-note .text-link{color:#ffd28a}
    .news-list{border-top:1px solid var(--line)}
    .news-item{display:grid;grid-template-columns:92px 1fr auto;gap:18px;align-items:center;padding:19px 0;border-bottom:1px solid var(--line)}
    .news-item time{font-size:12px;color:var(--muted)}
    .news-item h3{font-size:17px;line-height:1.4;color:var(--berry);margin:3px 0 4px}
    .news-item p{font-size:13px;color:var(--muted);margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
    .tag{font-size:11px;color:var(--amber-dark);font-weight:800;letter-spacing:.06em}
    .empty-state{padding:42px 20px;text-align:center;border:1px dashed #cdbbc3;border-radius:15px;color:var(--muted);background:rgba(255,253,251,.55)}
    .empty-state a{display:inline-block;margin-top:10px;color:var(--berry);font-weight:700}
    .topic-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
    .topic-card{background:var(--white);border:1px solid var(--line);border-radius:15px;padding:22px;min-height:150px;transition:var(--ease)}
    .topic-card:hover{transform:translateY(-4px);border-color:#c6a5b7;box-shadow:var(--shadow)}
    .topic-no{font-size:12px;color:var(--amber-dark);font-weight:800}
    .topic-card h3{font-size:17px;color:var(--berry);margin:12px 0 7px}
    .topic-card p{font-size:13px;color:var(--muted);margin:0 0 13px}
    .guide-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:28px}
    .guide-panel,.notice-panel{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:28px}
    .guide-panel h3,.notice-panel h3{color:var(--berry);font-size:21px;margin-bottom:16px}
    .guide-list{list-style:none;padding:0;margin:0;display:grid;gap:15px}
    .guide-list li{display:flex;gap:14px;padding-bottom:15px;border-bottom:1px solid var(--line)}
    .guide-list li:last-child{border-bottom:0;padding-bottom:0}
    .guide-num{width:28px;height:28px;border-radius:50%;background:var(--berry-soft);color:var(--berry);display:grid;place-items:center;font-weight:800;flex:none}
    .guide-list strong{display:block;color:var(--ink);margin-bottom:3px}
    .guide-list span{font-size:13px;color:var(--muted)}
    .notice-panel{background:#f8efe1;border-color:#ead7b9}
    .notice-panel p{font-size:14px;color:#6f5b4a}
    .notice-list{padding-left:18px;color:#6f5b4a;font-size:13px;margin-bottom:0}
    .faq-list{max-width:820px;margin:auto}
    .faq-item{border-top:1px solid var(--line)}
    .faq-item:last-child{border-bottom:1px solid var(--line)}
    .faq-q{width:100%;display:flex;justify-content:space-between;text-align:left;align-items:center;padding:19px 4px;background:transparent;color:var(--berry);font-weight:700}
    .faq-q span:last-child{font-size:23px;font-weight:400;transition:var(--ease)}
    .faq-a{display:none;color:var(--muted);font-size:14px;padding:0 35px 20px 4px}
    .faq-item.open .faq-a{display:block}
    .faq-item.open .faq-q span:last-child{transform:rotate(45deg)}
    .cta-band{background:var(--berry);color:#fff;padding:42px 0}
    .cta-inner{display:flex;justify-content:space-between;align-items:center;gap:25px}
    .cta-inner h2{font-size:28px;margin:0 0 7px}
    .cta-inner p{color:#dfcdd5;margin:0}
    .btn{display:inline-flex;align-items:center;justify-content:center;border-radius:11px;padding:12px 20px;font-weight:700;border:1px solid transparent;transition:var(--ease)}
    .btn:focus,.main-nav a:focus,.faq-q:focus{outline:3px solid rgba(228,154,58,.42);outline-offset:3px}
    .btn-primary{background:var(--amber);color:var(--berry-deep)}
    .btn-primary:hover{background:#f0ad51;color:var(--berry-deep);transform:translateY(-2px)}
    .site-footer{background:var(--berry-deep);color:#fff;padding:52px 0 22px}
    .footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:32px;padding-bottom:38px}
    .footer-logo{font-size:19px;font-weight:800;margin-bottom:9px}
    .footer-brand p,.footer-col a{color:#cdbbc5;font-size:13px}
    .footer-col{display:flex;flex-direction:column;gap:8px}
    .footer-col h3{font-size:14px;color:#ffd28a;margin-bottom:7px}
    .footer-col a:hover{color:#fff}
    .copyright{border-top:1px solid rgba(255,255,255,.16);padding-top:17px;display:flex;justify-content:space-between;gap:15px;color:#bdaab5;font-size:12px}
    @media(max-width:1024px){
      .header-inner{gap:14px}.logo{min-width:230px}.main-nav a{padding:8px 8px}
      .topic-grid{grid-template-columns:repeat(2,1fr)}
    }
    @media(max-width:768px){
      .container{width:min(100% - 32px,600px)}
      .site-header,.header-inner{height:68px}.header-inner{justify-content:space-between}
      .logo{min-width:0}.logo-text{font-size:15px}.logo-text small{font-size:9px}
      .menu-toggle{display:block}.main-nav{display:none;position:absolute;top:68px;left:0;right:0;margin:0;padding:12px 16px 18px;background:var(--white);border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;box-shadow:var(--shadow)}
      .main-nav.open{display:flex}.main-nav a{padding:12px 14px}.nav-download{margin:5px 0 0!important;text-align:center}
      .page-hero{padding:55px 0 48px}.hero-intro{font-size:16px}
      .section{padding:56px 0}.section-head,.cta-inner{display:block}.section-intro{margin-top:13px}
      .news-layout,.guide-grid{grid-template-columns:1fr}.featured-note{min-height:260px}
      .filter-bar{display:block}.search-note{margin-top:10px}
      .news-item{grid-template-columns:1fr auto;gap:6px 12px}.news-item time{grid-column:1}.news-item>a{grid-column:2;grid-row:1 / span 2}.news-item h3,.news-item p{grid-column:1}
      .cta-inner .btn{margin-top:22px}.footer-grid{grid-template-columns:1fr 1fr;gap:28px}.copyright{display:block}.copyright span{display:block;margin-top:5px}
    }
    @media(max-width:520px){
      h1{font-size:38px}.topic-grid{grid-template-columns:1fr}.hero-meta{gap:7px}
      .news-item>a{font-size:12px}.footer-grid{grid-template-columns:1fr}
    }

/* roulang page: category2 */
:root{
      --berry:#42152f;
      --berry-deep:#291020;
      --berry-soft:#f2e8ed;
      --amber:#e49a3a;
      --amber-dark:#b96f1d;
      --ink:#332936;
      --muted:#786d78;
      --paper:#fbf8f5;
      --cream:#f4eee8;
      --line:#e6dcd8;
      --white:#fffdfb;
      --radius:18px;
      --shadow:0 18px 45px rgba(49,22,40,.10);
      --ease:all .25s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--paper);line-height:1.7;font-size:15px}
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    img{display:block;max-width:100%}
    button,input,textarea{font:inherit}
    button{cursor:pointer;border:0}
    .container{width:min(1180px,calc(100% - 48px));margin:auto}
    .site-header{height:76px;background:rgba(255,253,251,.96);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(12px)}
    .header-inner{height:76px;display:flex;align-items:center;gap:32px}
    .logo{display:flex;align-items:center;gap:11px;min-width:260px;color:var(--berry);font-weight:800;letter-spacing:-.03em}
    .logo-mark{width:35px;height:35px;border-radius:11px 11px 11px 4px;background:var(--berry);color:var(--amber);display:grid;place-items:center;font-size:18px}
    .logo-text{font-size:17px;line-height:1.25}
    .logo-text small{display:block;font-size:10px;letter-spacing:.08em;font-weight:600;color:var(--muted);margin-top:2px}
    .main-nav{display:flex;align-items:center;gap:5px;margin-left:auto}
    .main-nav a{padding:9px 13px;border-radius:10px;color:#625662;font-size:14px;white-space:nowrap}
    .main-nav a:hover,.main-nav a.active{color:var(--berry);background:var(--berry-soft)}
    .nav-download{background:var(--amber)!important;color:var(--berry-deep)!important;font-weight:700!important;margin-left:7px}
    .nav-download:hover{background:#f0ad51!important;transform:translateY(-2px)}
    .menu-toggle{display:none;background:transparent;color:var(--berry);font-size:25px}
    .page-intro{background:var(--cream);padding:74px 0 66px;border-bottom:1px solid var(--line)}
    .intro-grid{display:grid;grid-template-columns:1fr .72fr;gap:80px;align-items:end}
    .eyebrow,.section-kicker{color:var(--amber-dark);font-size:12px;font-weight:800;letter-spacing:.14em}
    h1,h2,h3,p{margin-top:0}
    h1{font-size:clamp(38px,5vw,62px);line-height:1.13;letter-spacing:-.055em;color:var(--berry-deep);margin:14px 0 22px}
    .intro-copy{font-size:17px;color:var(--muted);max-width:680px}
    .intro-note{border-left:3px solid var(--amber);padding:12px 0 12px 23px;color:var(--berry);font-size:16px}
    .section{padding:74px 0}
    .section-alt{background:var(--cream)}
    .section-head{display:flex;justify-content:space-between;gap:25px;align-items:end;margin-bottom:29px}
    .section h2{font-size:clamp(27px,3vw,40px);line-height:1.2;color:var(--berry-deep);letter-spacing:-.035em;margin:7px 0 0}
    .section-intro{max-width:520px;color:var(--muted)}
    .filter-bar{display:flex;flex-wrap:wrap;gap:10px;padding:15px;background:var(--white);border:1px solid var(--line);border-radius:14px}
    .filter-bar button{padding:9px 17px;border-radius:9px;background:transparent;color:var(--muted);transition:var(--ease)}
    .filter-bar button:hover,.filter-bar button.active{background:var(--berry);color:#fff}
    .update-list{border-top:1px solid var(--line)}
    .update-item{display:grid;grid-template-columns:130px 1fr 112px;gap:25px;align-items:center;padding:24px 0;border-bottom:1px solid var(--line)}
    .update-date{color:var(--amber-dark);font-size:13px;font-weight:700}
    .update-date span{display:block;color:var(--muted);font-size:11px;font-weight:500;margin-top:4px}
    .tag{display:inline-block;color:var(--amber-dark);font-size:11px;font-weight:800;letter-spacing:.05em;margin-bottom:5px}
    .update-item h3{font-size:20px;line-height:1.4;color:var(--berry);margin-bottom:5px}
    .update-item p{font-size:14px;color:var(--muted);margin-bottom:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
    .text-link{color:var(--berry);font-weight:700;font-size:13px;white-space:nowrap}
    .text-link:hover{color:var(--amber-dark);padding-left:4px}
    .empty-state{padding:38px;text-align:center;background:var(--white);border:1px dashed #cdbdc4;border-radius:14px;color:var(--muted)}
    .feature-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:18px}
    .feature-card,.info-card,.notice-panel{border:1px solid var(--line);border-radius:var(--radius);background:var(--white);padding:30px}
    .feature-card{background:var(--berry);color:#fff;min-height:275px;display:flex;flex-direction:column;justify-content:end}
    .feature-card .tag{color:#ffd28a}
    .feature-card h3{font-size:28px;line-height:1.3;margin:9px 0}
    .feature-card p{color:#dfcdd5;margin-bottom:0}
    .info-stack{display:grid;gap:18px}
    .info-card h3{font-size:19px;color:var(--berry);margin-bottom:10px}
    .info-card p{color:var(--muted);margin-bottom:0;font-size:14px}
    .notice-panel{display:grid;grid-template-columns:130px 1fr;gap:28px;background:#fff7e9;border-color:#edd4a9}
    .notice-mark{font-size:42px;color:var(--amber-dark);font-weight:800;line-height:1}
    .notice-panel h3{color:var(--berry);font-size:22px;margin-bottom:8px}
    .notice-panel p{color:var(--muted);margin-bottom:0}
    .faq-list{border-top:1px solid var(--line)}
    .faq-item{border-bottom:1px solid var(--line)}
    .faq-q{width:100%;display:flex;justify-content:space-between;align-items:center;text-align:left;background:transparent;padding:21px 0;color:var(--berry);font-weight:700}
    .faq-q span:last-child{font-size:22px;color:var(--amber-dark);transition:var(--ease)}
    .faq-a{max-width:800px;color:var(--muted);padding:0 35px 20px 0}
    .faq-item:not(.open) .faq-a{display:none}
    .faq-item.open .faq-q span:last-child{transform:rotate(45deg)}
    .cta-band{padding:42px 0;background:var(--berry);color:#fff}
    .cta-inner{display:flex;justify-content:space-between;align-items:center;gap:25px}
    .cta-inner h2{font-size:30px;margin-bottom:8px}
    .cta-inner p{color:#dbcbd2;margin-bottom:0}
    .btn{display:inline-flex;align-items:center;justify-content:center;border-radius:11px;padding:12px 20px;font-weight:700;border:1px solid transparent;transition:var(--ease)}
    .btn:focus,.main-nav a:focus,.faq-q:focus{outline:3px solid rgba(228,154,58,.42);outline-offset:3px}
    .btn-primary{background:var(--amber);color:var(--berry-deep)}
    .btn-primary:hover{background:#f0ad51;color:var(--berry-deep);transform:translateY(-2px)}
    .site-footer{background:var(--berry-deep);color:#fff;padding:54px 0 22px}
    .footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:35px}
    .footer-logo{font-size:19px;font-weight:800;margin-bottom:9px}
    .footer-brand p,.footer-col a{color:#cdbac5;font-size:13px}
    .footer-col{display:flex;flex-direction:column;gap:8px}
    .footer-col h3{font-size:14px;color:#ffd28a;margin-bottom:7px}
    .footer-col a:hover{color:#fff}
    .copyright{display:flex;justify-content:space-between;gap:20px;border-top:1px solid rgba(255,255,255,.14);margin-top:38px;padding-top:18px;color:#a993a0;font-size:12px}
    @media(max-width:1024px){.main-nav a{padding:8px 9px}.header-inner{gap:16px}.logo{min-width:230px}.intro-grid{gap:40px}.footer-grid{grid-template-columns:1.4fr 1fr 1fr}}
    @media(max-width:768px){
      .container{width:min(100% - 32px,620px)}
      .site-header,.header-inner{height:68px}
      .logo{min-width:0;flex:1}.logo-text{font-size:15px}.logo-text small{font-size:9px}
      .menu-toggle{display:block}
      .main-nav{display:none;position:absolute;left:16px;right:16px;top:75px;padding:10px;background:var(--white);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{padding:12px 14px}.nav-download{margin-left:0!important;text-align:center}
      .page-intro{padding:53px 0 48px}.intro-grid{display:block}.intro-note{margin-top:30px}
      .section{padding:55px 0}.section-head{display:block}.section-intro{margin-top:14px}
      .update-item{grid-template-columns:1fr;gap:6px;padding:20px 0}.update-item .text-link{margin-top:8px}
      .feature-layout{grid-template-columns:1fr}.notice-panel{grid-template-columns:1fr;gap:14px}
      .notice-mark{font-size:30px}.cta-inner{display:block}.cta-inner .btn{margin-top:22px}
      .footer-grid{grid-template-columns:1fr 1fr;gap:28px}.footer-brand{grid-column:1/-1}.copyright{display:block}.copyright span{display:block;margin-top:5px}
    }
    @media(max-width:520px){h1{font-size:38px}.filter-bar button{flex:1 1 42%}.feature-card,.info-card,.notice-panel{padding:23px}.footer-grid{grid-template-columns:1fr}.footer-brand{grid-column:auto}}

/* roulang page: category4 */
:root{
      --berry:#42152f;--berry-deep:#291020;--berry-soft:#f2e8ed;
      --amber:#e49a3a;--amber-dark:#b96f1d;--ink:#332936;--muted:#786d78;
      --paper:#fbf8f5;--cream:#f4eee8;--line:#e6dcd8;--white:#fffdfb;
      --radius:18px;--shadow:0 18px 45px rgba(49,22,40,.10);--ease:all .25s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;font-size:15px;line-height:1.7}
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    img{display:block;max-width:100%}
    button,input,textarea{font:inherit}
    button{cursor:pointer;border:0}
    .container{width:min(1180px,calc(100% - 48px));margin:auto}
    .site-header{height:76px;background:rgba(255,253,251,.96);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(12px)}
    .header-inner{height:76px;display:flex;align-items:center;gap:28px}
    .logo{display:flex;align-items:center;gap:11px;min-width:260px;color:var(--berry);font-weight:800;letter-spacing:-.03em}
    .logo-mark{width:35px;height:35px;border-radius:11px 11px 11px 4px;background:var(--berry);color:var(--amber);display:grid;place-items:center;font-size:18px}
    .logo-text{font-size:17px;line-height:1.25}
    .logo-text small{display:block;font-size:10px;letter-spacing:.08em;font-weight:600;color:var(--muted);margin-top:2px}
    .main-nav{display:flex;align-items:center;gap:5px;margin-left:auto}
    .main-nav a{padding:9px 13px;border-radius:10px;color:#625662;font-size:14px;white-space:nowrap}
    .main-nav a:hover,.main-nav a.active{color:var(--berry);background:var(--berry-soft)}
    .nav-download{background:var(--amber)!important;color:var(--berry-deep)!important;font-weight:700!important;margin-left:7px}
    .nav-download:hover{background:#f0ad51!important;transform:translateY(-2px)}
    .menu-toggle{display:none;background:transparent;color:var(--berry);font-size:25px}
    .hero{padding:70px 0 64px;background:var(--cream);border-bottom:1px solid var(--line);position:relative;overflow:hidden}
    .hero:after{content:"";position:absolute;width:390px;height:390px;border:1px solid rgba(66,21,47,.14);border-radius:50%;right:-130px;top:-175px}
    .hero-inner{position:relative;z-index:1;max-width:850px}
    .eyebrow,.section-kicker{color:var(--amber-dark);font-size:12px;font-weight:800;letter-spacing:.14em}
    .hero h1{font-size:clamp(36px,5vw,62px);line-height:1.12;letter-spacing:-.055em;color:var(--berry-deep);margin:16px 0 20px}
    .hero h1 em{font-style:normal;color:var(--amber-dark)}
    .hero-copy{font-size:17px;color:var(--muted);max-width:700px;margin:0 0 28px}
    .hero-meta{display:flex;flex-wrap:wrap;gap:10px}
    .pill{display:inline-flex;align-items:center;padding:8px 13px;border:1px solid #d7c4c9;border-radius:30px;color:var(--berry);background:rgba(255,253,251,.6);font-size:13px}
    .section{padding:76px 0}
    .section-alt{background:var(--cream)}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:30px}
    .section h2{font-size:clamp(27px,3vw,40px);line-height:1.2;color:var(--berry-deep);letter-spacing:-.035em;margin:7px 0 0}
    .section-intro{max-width:500px;color:var(--muted);margin:0}
    .toolbar{display:flex;justify-content:space-between;align-items:center;gap:18px;padding:15px 18px;background:var(--white);border:1px solid var(--line);border-radius:14px;margin-bottom:24px}
    .toolbar-title{font-weight:700;color:var(--berry)}
    .filter-list{display:flex;gap:8px;flex-wrap:wrap}
    .filter{padding:7px 12px;border:1px solid var(--line);border-radius:8px;background:transparent;color:var(--muted);font-size:13px}
    .filter:hover,.filter.active{background:var(--berry-soft);border-color:#caaebe;color:var(--berry)}
    .content-layout{display:grid;grid-template-columns:1.05fr 1.45fr;gap:24px}
    .feature-story{min-height:360px;padding:30px;border-radius:var(--radius);background:var(--berry);color:#fff;display:flex;flex-direction:column;justify-content:end;position:relative;overflow:hidden}
    .feature-story:before{content:"01";position:absolute;right:25px;top:12px;font-size:100px;line-height:1;font-weight:900;color:rgba(255,255,255,.08)}
    .feature-story .tag{color:#ffd28a}
    .feature-story h3{font-size:27px;line-height:1.35;margin:12px 0}
    .feature-story p{color:#dfcdd5;margin:0 0 22px}
    .story-list{border-top:1px solid var(--line)}
    .story-item{display:grid;grid-template-columns:64px 1fr auto;gap:17px;align-items:center;padding:18px 0;border-bottom:1px solid var(--line)}
    .story-icon{width:58px;height:58px;border-radius:13px;background:var(--berry-soft);color:var(--berry);display:grid;place-items:center;font-weight:800}
    .story-item h3{font-size:17px;color:var(--berry);margin:2px 0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
    .story-item p{font-size:13px;color:var(--muted);margin:0;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
    .story-item time{font-size:12px;color:var(--muted);white-space:nowrap}
    .read-link{color:var(--amber-dark);font-weight:700;font-size:13px;white-space:nowrap}
    .read-link:hover{color:var(--berry)}
    .empty-state{padding:30px;border:1px dashed #ccb9c0;border-radius:14px;color:var(--muted);background:var(--white)}
    .path-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .path-card{padding:24px;background:var(--white);border:1px solid var(--line);border-radius:var(--radius);position:relative}
    .path-card:hover{border-color:#c4a5b5;transform:translateY(-3px);box-shadow:var(--shadow)}
    .path-no{font-size:12px;color:var(--amber-dark);font-weight:800;letter-spacing:.12em}
    .path-card h3{color:var(--berry);font-size:19px;margin:12px 0 8px}
    .path-card p{color:var(--muted);font-size:14px;margin:0}
    .topic-matrix{display:grid;grid-template-columns:1.2fr 1fr 1fr 1fr;gap:12px}
    .topic-link{padding:20px;background:var(--white);border:1px solid var(--line);border-radius:14px}
    .topic-link strong{display:block;color:var(--berry);margin-bottom:5px}
    .topic-link span{font-size:13px;color:var(--muted)}
    .topic-link:hover{background:var(--berry);color:#fff;border-color:var(--berry)}
    .topic-link:hover strong,.topic-link:hover span{color:#fff}
    .faq-list{max-width:850px;border-top:1px solid var(--line)}
    .faq-item{border-bottom:1px solid var(--line)}
    .faq-q{width:100%;padding:19px 4px;background:transparent;text-align:left;color:var(--berry);font-weight:700;display:flex;justify-content:space-between;align-items:center}
    .faq-q span:last-child{font-size:22px;color:var(--amber-dark);transition:var(--ease)}
    .faq-a{display:none;color:var(--muted);padding:0 34px 20px 4px}
    .faq-item.open .faq-a{display:block}
    .faq-item.open .faq-q span:last-child{transform:rotate(45deg)}
    .cta-band{padding:36px 40px;background:var(--berry);border-radius:var(--radius);color:#fff;display:flex;justify-content:space-between;align-items:center;gap:25px}
    .cta-band h2{color:#fff;margin:0 0 8px;font-size:28px}
    .cta-band p{color:#dfcdd5;margin:0}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:11px;padding:12px 20px;font-weight:700;border:1px solid transparent;transition:var(--ease)}
    .btn:focus,.main-nav a:focus,.faq-q:focus{outline:3px solid rgba(228,154,58,.42);outline-offset:3px}
    .btn-primary{background:var(--amber);color:var(--berry-deep)}
    .btn-primary:hover{background:#f0ad51;transform:translateY(-2px);box-shadow:0 8px 18px rgba(228,154,58,.2)}
    .btn-light{background:#fff;color:var(--berry)}
    .btn-light:hover{background:var(--cream);transform:translateY(-2px)}
    .site-footer{background:var(--berry-deep);color:#fff;padding:54px 0 22px}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:30px}
    .footer-logo{font-size:19px;font-weight:800;margin-bottom:10px}
    .footer-brand p{color:#cbbbc4;font-size:13px}
    .footer-col h3{font-size:14px;margin:0 0 14px;color:#ffd28a}
    .footer-col a{display:block;color:#cbbbc4;font-size:13px;margin:8px 0}
    .footer-col a:hover{color:#fff}
    .copyright{display:flex;justify-content:space-between;gap:20px;border-top:1px solid rgba(255,255,255,.15);margin-top:35px;padding-top:18px;color:#b9aab3;font-size:12px}
    @media(max-width:1024px){.main-nav a{padding:8px 8px}.logo{min-width:220px}.content-layout{grid-template-columns:1fr 1.25fr}.topic-matrix{grid-template-columns:repeat(2,1fr)}}
    @media(max-width:768px){
      .container{width:min(100% - 32px,620px)}.site-header,.header-inner{height:68px}.header-inner{gap:12px}
      .logo{min-width:0;flex:1}.logo-text{font-size:15px}.main-nav{display:none;position:absolute;left:16px;right:16px;top:62px;padding:10px;background:var(--white);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{padding:12px 14px;border-radius:8px}.nav-download{margin:4px 0 0!important;text-align:center}.menu-toggle{display:block}
      .hero{padding:52px 0 45px}.hero h1{font-size:42px}.hero-copy{font-size:16px}.section{padding:56px 0}.section-head{display:block}.section-intro{margin-top:12px}
      .content-layout,.path-grid{grid-template-columns:1fr}.feature-story{min-height:300px}.story-item{grid-template-columns:52px 1fr}.story-item time{grid-column:2}.story-icon{width:48px;height:48px}
      .toolbar{display:block}.filter-list{margin-top:12px}.cta-band{display:block;padding:28px 24px}.cta-band .btn{margin-top:20px;width:100%}.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}.copyright{display:block}.copyright span{display:block;margin-top:5px}
    }
    @media(max-width:520px){.hero h1{font-size:35px}.topic-matrix{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.footer-brand{grid-column:auto}.story-item h3{font-size:15px}.story-item p{font-size:12px}}

/* roulang page: category3 */
:root{
      --berry:#42152f;
      --berry-deep:#291020;
      --berry-soft:#f2e8ed;
      --amber:#e49a3a;
      --amber-dark:#b96f1d;
      --ink:#332936;
      --muted:#786d78;
      --paper:#fbf8f5;
      --cream:#f4eee8;
      --white:#fffdfb;
      --line:#e6dcd8;
      --success:#527662;
      --warning:#a36a22;
      --radius:18px;
      --shadow:0 18px 45px rgba(49,22,40,.10);
      --ease:all .25s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
      color:var(--ink);
      background:var(--paper);
      line-height:1.7;
      font-size:15px;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    img{display:block;max-width:100%}
    button,input,textarea{font:inherit}
    button{cursor:pointer;border:0}
    .container{width:min(1180px,calc(100% - 48px));margin:auto}
    .site-header{
      height:76px;
      background:rgba(255,253,251,.95);
      border-bottom:1px solid var(--line);
      position:sticky;
      top:0;
      z-index:20;
      backdrop-filter:blur(12px);
    }
    .header-inner{height:76px;display:flex;align-items:center;gap:32px}
    .logo{
      display:flex;
      align-items:center;
      gap:11px;
      min-width:260px;
      color:var(--berry);
      font-weight:800;
      letter-spacing:-.03em;
    }
    .logo-mark{
      width:35px;
      height:35px;
      border-radius:11px 11px 11px 4px;
      background:var(--berry);
      color:var(--amber);
      display:grid;
      place-items:center;
      font-size:18px;
    }
    .logo-text{font-size:17px;line-height:1.25}
    .logo-text small{
      display:block;
      font-size:10px;
      letter-spacing:.08em;
      font-weight:600;
      color:var(--muted);
      margin-top:2px;
    }
    .main-nav{display:flex;align-items:center;gap:5px;margin-left:auto}
    .main-nav a{
      padding:9px 13px;
      border-radius:10px;
      color:#625662;
      font-size:14px;
      white-space:nowrap;
    }
    .main-nav a:hover,.main-nav a.active{color:var(--berry);background:var(--berry-soft)}
    .nav-download{
      background:var(--amber)!important;
      color:var(--berry-deep)!important;
      font-weight:700!important;
      margin-left:7px;
    }
    .nav-download:hover{background:#f0ad51!important;transform:translateY(-2px)}
    .menu-toggle{
      display:none;
      background:transparent;
      color:var(--berry);
      font-size:25px;
      line-height:1;
      padding:5px;
    }
    .page-head{
      padding:64px 0 58px;
      background:var(--cream);
      border-bottom:1px solid var(--line);
      position:relative;
      overflow:hidden;
    }
    .page-head:before{
      content:"";
      position:absolute;
      width:360px;
      height:360px;
      border:1px solid rgba(66,21,47,.13);
      border-radius:50%;
      right:-110px;
      top:-180px;
    }
    .page-head:after{
      content:"";
      position:absolute;
      width:130px;
      height:130px;
      background:rgba(228,154,58,.13);
      border-radius:50%;
      right:190px;
      bottom:-82px;
    }
    .head-grid{
      display:grid;
      grid-template-columns:minmax(0,1.2fr) minmax(300px,.8fr);
      gap:70px;
      align-items:end;
      position:relative;
      z-index:1;
    }
    .eyebrow,.section-kicker{
      color:var(--amber-dark);
      font-size:12px;
      font-weight:800;
      letter-spacing:.14em;
      text-transform:uppercase;
    }
    .page-head h1{
      margin:14px 0 18px;
      max-width:760px;
      color:var(--berry-deep);
      font-size:clamp(36px,5vw,62px);
      line-height:1.13;
      letter-spacing:-.055em;
    }
    .page-head h1 em{font-style:normal;color:var(--amber-dark)}
    .lead{
      max-width:680px;
      margin:0;
      color:var(--muted);
      font-size:17px;
    }
    .head-note{
      padding:24px;
      border:1px solid rgba(66,21,47,.15);
      border-radius:var(--radius);
      background:rgba(255,253,251,.68);
    }
    .head-note strong{display:block;color:var(--berry);font-size:18px;margin-bottom:10px}
    .head-note p{margin:0;color:var(--muted);font-size:14px}
    .section{padding:76px 0}
    .section-alt{background:var(--cream)}
    .section-head{
      display:flex;
      justify-content:space-between;
      gap:25px;
      align-items:end;
      margin-bottom:30px;
    }
    .section h2{
      font-size:clamp(27px,3vw,40px);
      line-height:1.2;
      color:var(--berry-deep);
      letter-spacing:-.035em;
      margin:6px 0 0;
    }
    .section-intro{max-width:510px;color:var(--muted);margin:0}
    .download-layout{
      display:grid;
      grid-template-columns:1.2fr .8fr;
      gap:24px;
      align-items:stretch;
    }
    .platform-panel{
      padding:34px;
      color:#fff;
      background:var(--berry);
      border-radius:var(--radius);
      min-height:390px;
      position:relative;
      overflow:hidden;
      box-shadow:var(--shadow);
    }
    .platform-panel:after{
      content:"";
      position:absolute;
      width:260px;
      height:260px;
      border:1px solid rgba(255,255,255,.17);
      border-radius:50%;
      right:-100px;
      bottom:-120px;
    }
    .panel-top{
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:15px;
      position:relative;
      z-index:1;
    }
    .panel-top strong{font-size:21px}
    .status{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:5px 9px;
      color:#ffe2ad;
      border:1px solid rgba(255,226,173,.35);
      border-radius:99px;
      font-size:11px;
    }
    .status:before{
      content:"";
      width:6px;
      height:6px;
      background:#e8b75f;
      border-radius:50%;
    }
    .platform-panel h3{
      max-width:460px;
      margin:54px 0 12px;
      font-size:30px;
      line-height:1.28;
      position:relative;
      z-index:1;
    }
    .platform-panel p{
      max-width:470px;
      color:#dfcbd5;
      margin:0 0 27px;
      position:relative;
      z-index:1;
    }
    .platform-actions{display:flex;flex-wrap:wrap;gap:12px;position:relative;z-index:1}
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      border-radius:11px;
      padding:12px 20px;
      font-weight:700;
      border:1px solid transparent;
      transition:var(--ease);
    }
    .btn:focus,.main-nav a:focus,.menu-toggle:focus,.faq-q:focus{outline:3px solid rgba(228,154,58,.42);outline-offset:3px}
    .btn-primary{background:var(--amber);color:var(--berry-deep)}
    .btn-primary:hover{background:#f0ad51;transform:translateY(-2px);box-shadow:0 8px 18px rgba(228,154,58,.2)}
    .btn-light{background:#fff;color:var(--berry)}
    .btn-light:hover{background:#fff1d8;transform:translateY(-2px)}
    .btn-secondary{background:transparent;border-color:#bba9b1;color:var(--berry)}
    .btn-secondary:hover{background:#fff;color:var(--berry-deep)}
    .device-card{
      border:1px solid var(--line);
      border-radius:var(--radius);
      background:var(--white);
      padding:28px;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
    }
    .device-visual{
      min-height:188px;
      border-radius:15px;
      background:var(--berry-soft);
      display:grid;
      place-items:center;
      position:relative;
      overflow:hidden;
      margin-bottom:24px;
    }
    .device-visual:before{
      content:"";
      width:112px;
      height:175px;
      border:7px solid var(--berry);
      border-radius:20px;
      background:linear-gradient(160deg,#fff5dc 0 25%,#c99bad 25% 55%,#42152f 55%);
      box-shadow:18px 15px 0 rgba(66,21,47,.08);
    }
    .device-card h3{margin:0 0 8px;color:var(--berry);font-size:22px}
    .device-card p{margin:0 0 18px;color:var(--muted);font-size:14px}
    .device-meta{display:flex;gap:8px;flex-wrap:wrap}
    .chip{
      display:inline-flex;
      padding:5px 9px;
      color:var(--berry);
      background:var(--berry-soft);
      border-radius:7px;
      font-size:12px;
      font-weight:700;
    }
    .platforms{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:14px;
      margin-top:22px;
    }
    .platform-card{
      padding:20px;
      border:1px solid var(--line);
      border-radius:14px;
      background:var(--white);
      transition:var(--ease);
    }
    .platform-card:hover{border-color:#c9a5b6;transform:translateY(-3px);box-shadow:var(--shadow)}
    .platform-card .icon{
      width:34px;
      height:34px;
      display:grid;
      place-items:center;
      border-radius:10px;
      background:var(--berry-soft);
      color:var(--berry);
      font-weight:800;
      margin-bottom:14px;
    }
    .platform-card h3{font-size:17px;color:var(--berry);margin:0 0 5px}
    .platform-card p{font-size:13px;color:var(--muted);margin:0 0 11px}
    .platform-card a{font-size:13px;color:var(--amber-dark);font-weight:700}
    .info-band{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:22px;
    }
    .info-box{
      background:var(--white);
      border:1px solid var(--line);
      border-radius:var(--radius);
      padding:28px;
    }
    .info-box h3{margin:0 0 17px;color:var(--berry);font-size:21px}
    .info-box p{margin:0;color:var(--muted);font-size:14px}
    .version-row{
      display:flex;
      justify-content:space-between;
      gap:20px;
      padding:13px 0;
      border-top:1px solid var(--line);
      color:var(--muted);
      font-size:14px;
    }
    .version-row:first-of-type{border-top:0;padding-top:0}
    .version-row strong{color:var(--berry)}
    .steps{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:0;
      border-top:1px solid var(--line);
      border-bottom:1px solid var(--line);
    }
    .step{
      padding:26px 24px 28px;
      border-right:1px solid var(--line);
      position:relative;
    }
    .step:last-child{border-right:0}
    .step-number{
      display:inline-grid;
      place-items:center;
      width:32px;
      height:32px;
      border-radius:50%;
      background:var(--berry);
      color:#fff;
      font-weight:800;
      font-size:13px;
      margin-bottom:18px;
    }
    .step h3{font-size:18px;color:var(--berry);margin:0 0 8px}
    .step p{font-size:13px;color:var(--muted);margin:0}
    .notice-layout{
      display:grid;
      grid-template-columns:.85fr 1.15fr;
      gap:24px;
      align-items:stretch;
    }
    .notice-lead{
      padding:31px;
      border-radius:var(--radius);
      background:#eadbd0;
    }
    .notice-lead h3{margin:0 0 13px;color:var(--berry-deep);font-size:25px;line-height:1.3}
    .notice-lead p{margin:0;color:#6d5b60}
    .notice-list{
      padding:28px 30px;
      background:#fff8ed;
      border:1px solid #ecd9bd;
      border-radius:var(--radius);
    }
    .notice-list h3{margin:0 0 15px;color:var(--berry);font-size:21px}
    .notice-list ul{margin:0;padding:0;list-style:none}
    .notice-list li{
      padding:12px 0 12px 25px;
      border-top:1px solid #eadac5;
      color:var(--muted);
      position:relative;
      font-size:14px;
    }
    .notice-list li:before{
      content:"";
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--amber);
      position:absolute;
      left:2px;
      top:20px;
    }
    .faq-wrap{max-width:860px;margin:auto}
    .faq-item{border-top:1px solid var(--line)}
    .faq-item:last-child{border-bottom:1px solid var(--line)}
    .faq-q{
      width:100%;
      padding:21px 0;
      background:transparent;
      display:flex;
      justify-content:space-between;
      gap:20px;
      text-align:left;
      color:var(--berry);
      font-weight:800;
      font-size:16px;
    }
    .faq-q span:last-child{font-size:23px;font-weight:400;line-height:1;transition:var(--ease)}
    .faq-item.open .faq-q span:last-child{transform:rotate(45deg)}
    .faq-a{display:none;padding:0 42px 21px 0;color:var(--muted);font-size:14px}
    .faq-item.open .faq-a{display:block}
    .cta-band{
      padding:38px 42px;
      border-radius:var(--radius);
      background:var(--berry);
      color:#fff;
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:28px;
    }
    .cta-band h2{margin:0 0 8px;color:#fff;font-size:29px}
    .cta-band p{margin:0;color:#dbc9d3;max-width:620px}
    .cta-actions{display:flex;gap:11px;flex-wrap:wrap;flex-shrink:0}
    .site-footer{background:var(--berry-deep);color:#fff;padding:52px 0 22px}
    .footer-grid{
      display:grid;
      grid-template-columns:1.5fr 1fr 1fr 1fr;
      gap:35px;
      padding-bottom:36px;
      border-bottom:1px solid rgba(255,255,255,.15);
    }
    .footer-logo{font-size:20px;font-weight:800;letter-spacing:-.03em}
    .footer-brand p{color:#cdbbc5;font-size:13px;margin:10px 0 0}
    .footer-col h3{font-size:14px;color:#f4c475;margin:0 0 13px}
    .footer-col a{display:block;color:#d8c8d0;font-size:13px;margin:8px 0}
    .footer-col a:hover{color:#fff0c9}
    .copyright{
      padding-top:20px;
      display:flex;
      justify-content:space-between;
      gap:20px;
      color:#ad98a5;
      font-size:12px;
    }
    @media (max-width:1024px){
      .header-inner{gap:18px}
      .logo{min-width:220px}
      .main-nav a{padding:8px 9px;font-size:13px}
      .head-grid{gap:35px}
      .download-layout,.notice-layout{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1.4fr 1fr 1fr}
      .footer-col:last-child{grid-column:2}
    }
    @media (max-width:768px){
      .container{width:min(100% - 34px,680px)}
      .site-header,.header-inner{height:68px}
      .logo{min-width:0}
      .logo-text{font-size:15px}
      .logo-text small{font-size:9px}
      .main-nav{
        display:none;
        position:absolute;
        top:68px;
        left:0;
        right:0;
        padding:12px 17px 18px;
        background:var(--white);
        border-bottom:1px solid var(--line);
        box-shadow:0 14px 25px rgba(49,22,40,.08);
        flex-direction:column;
        align-items:stretch;
        margin:0;
      }
      .main-nav.open{display:flex}
      .main-nav a{padding:12px 13px;border-radius:8px}
      .nav-download{margin:5px 0 0!important;text-align:center}
      .menu-toggle{display:block;margin-left:auto}
      .page-head{padding:50px 0 44px}
      .head-grid{grid-template-columns:1fr;gap:28px}
      .page-head h1{font-size:clamp(35px,10vw,52px)}
      .lead{font-size:15px}
      .section{padding:56px 0}
      .section-head{display:block;margin-bottom:24px}
      .section-intro{margin-top:13px}
      .platform-panel{min-height:350px;padding:27px}
      .platform-panel h3{margin-top:42px;font-size:26px}
      .platforms{grid-template-columns:1fr}
      .info-band{grid-template-columns:1fr}
      .steps{grid-template-columns:1fr;border-bottom:0}
      .step{border-right:0;border-bottom:1px solid var(--line);padding:22px 0}
      .step:last-child{border-bottom:1px solid var(--line)}
      .cta-band{display:block;padding:30px 25px}
      .cta-actions{margin-top:22px}
      .footer-grid{grid-template-columns:1fr 1fr;gap:27px}
      .footer-brand{grid-column:1/-1}
      .footer-col:last-child{grid-column:auto}
      .copyright{display:block}
      .copyright span{display:block;margin-top:6px}
    }
    @media (max-width:520px){
      .container{width:calc(100% - 28px)}
      .logo-mark{width:32px;height:32px;font-size:16px}
      .logo-text{font-size:14px}
      .page-head h1{letter-spacing:-.045em}
      .head-note,.device-card,.info-box,.notice-lead,.notice-list{padding:22px}
      .platform-panel{padding:23px}
      .platform-actions,.cta-actions{display:grid;grid-template-columns:1fr}
      .btn{width:100%}
      .device-visual{min-height:160px}
      .device-visual:before{transform:scale(.88)}
      .cta-band h2{font-size:25px}
      .footer-grid{grid-template-columns:1fr}
      .footer-brand,.footer-col:last-child{grid-column:auto}
    }