/* roulang page: index */
:root{
  --coral:#f26b4f;
  --coral-dark:#d9543b;
  --grape:#7651a8;
  --grape-deep:#42264f;
  --berry:#29172f;
  --ink:#302535;
  --muted:#776d7b;
  --paper:#fffdfb;
  --lavender:#f1edf5;
  --line:#e8e0e7;
  --shadow:0 18px 45px rgba(65,35,65,.10);
  --soft-shadow:0 8px 24px rgba(65,35,65,.07);
  --radius:18px;
  --container:1200px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:var(--paper);line-height:1.7}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input{font:inherit}
button{cursor:pointer;border:0}
.container{width:min(var(--container),calc(100% - 48px));margin:auto}
.topline{height:5px;background:linear-gradient(90deg,var(--coral) 0 38%,var(--grape) 38% 72%,#d9a88f 72%)}
.site-header{background:rgba(255,253,251,.96);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.header-row{height:78px;display:flex;align-items:center;gap:32px}
.logo{display:flex;align-items:center;gap:11px;min-width:275px}
.logo-mark{width:38px;height:38px;border-radius:12px;background:var(--coral);color:#fff;display:grid;place-items:center;font-weight:900;font-size:19px;transform:rotate(-8deg)}
.logo-text{font-size:16px;font-weight:800;line-height:1.25;color:var(--berry)}
.logo-text small{display:block;font-size:10px;letter-spacing:1.2px;color:var(--grape);font-weight:700;margin-top:3px}
.nav{display:flex;align-items:center;gap:4px;flex:1}
.nav a{font-size:14px;font-weight:700;padding:10px 12px;border-radius:9px;position:relative;white-space:nowrap;color:#594e5e}
.nav a:hover,.nav a:focus,.nav a.active{color:var(--coral-dark);background:#fff1ed}
.nav a.active:after{content:"";height:3px;width:18px;background:var(--coral);position:absolute;bottom:2px;left:50%;transform:translateX(-50%);border-radius:3px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:0 20px;border-radius:12px;font-weight:800;transition:.25s ease}
.btn:hover{transform:translateY(-2px);box-shadow:0 9px 18px rgba(65,35,65,.14)}
.btn:focus-visible,.nav a:focus-visible,.faq-q:focus-visible{outline:3px solid rgba(242,107,79,.35);outline-offset:3px}
.btn-primary{background:var(--coral);color:#fff}
.btn-primary:hover{background:var(--coral-dark)}
.btn-light{background:#fff;color:var(--grape);border:1px solid #ded2e4}
.menu-toggle{display:none;background:var(--lavender);width:44px;height:44px;border-radius:10px;color:var(--berry);font-size:22px}
.hero{padding:76px 0 64px;background:linear-gradient(135deg,#fffdfb 0%,#f8f3f6 100%);overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:72px;align-items:center}
.eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--coral-dark);font-size:13px;font-weight:900;letter-spacing:1px;text-transform:uppercase}
.eyebrow:before{content:"";width:25px;height:3px;background:var(--coral);border-radius:4px}
.hero h1{font-size:clamp(34px,4.4vw,60px);line-height:1.16;letter-spacing:-2px;margin:18px 0 22px;color:var(--berry);max-width:650px}
.hero h1 span{color:var(--coral)}
.hero-copy{font-size:17px;color:var(--muted);max-width:590px;margin-bottom:30px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap}
.hero-notes{display:flex;gap:24px;margin-top:28px;color:var(--muted);font-size:13px}
.hero-notes strong{display:block;color:var(--berry);font-size:16px}
.app-stage{position:relative;min-height:420px;background:var(--grape-deep);border-radius:30px;padding:26px;box-shadow:var(--shadow);overflow:hidden}
.app-stage:before,.app-stage:after{content:"";position:absolute;border-radius:50%;background:rgba(242,107,79,.25)}
.app-stage:before{width:240px;height:240px;right:-70px;top:-85px}
.app-stage:after{width:180px;height:180px;left:-85px;bottom:-80px;background:rgba(162,125,207,.25)}
.app-panel{position:relative;z-index:1;background:#fff;border-radius:20px;width:min(100%,395px);margin:20px auto;padding:22px;box-shadow:0 15px 28px rgba(20,9,27,.22)}
.app-panel-head{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);padding-bottom:18px}
.app-brand{display:flex;align-items:center;gap:10px;font-weight:900;color:var(--berry)}
.app-icon{width:42px;height:42px;border-radius:13px;background:var(--coral);color:#fff;display:grid;place-items:center;font-weight:900;font-size:20px}
.status{font-size:11px;background:#fff1ed;color:var(--coral-dark);padding:5px 9px;border-radius:7px;font-weight:800}
.app-screen{margin:20px 0;background:var(--lavender);border-radius:15px;padding:18px}
.screen-line{height:9px;background:#d9cae4;border-radius:5px;width:68%;margin-bottom:13px}
.screen-line.short{width:42%;background:#f3b5a7}
.screen-tile{height:78px;border-radius:12px;background:linear-gradient(130deg,#f4a089,#8662b3);margin-top:17px;position:relative;overflow:hidden}
.screen-tile:after{content:"资讯 · 攻略 · 公告";position:absolute;bottom:12px;left:14px;color:#fff;font-size:12px;font-weight:800}
.app-meta{display:flex;justify-content:space-between;color:var(--muted);font-size:12px;margin:12px 0 17px}
.app-meta strong{color:var(--berry)}
.qr-row{display:flex;align-items:center;gap:14px;margin-top:18px}
.qr{width:62px;height:62px;border:6px solid #fff;outline:1px solid #d8cbdc;background:repeating-linear-gradient(45deg,var(--berry) 0 3px,#fff 3px 7px);border-radius:4px}
.qr-row p{font-size:12px;color:var(--muted);line-height:1.5}
section{padding:88px 0}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:32px}
.section-head h2{font-size:32px;color:var(--berry);line-height:1.25;margin-top:9px}
.section-head p{color:var(--muted);max-width:520px;font-size:14px}
.quick{padding:28px 0;background:#fff}
.quick-grid{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);border-radius:16px;overflow:hidden}
.quick-item{padding:22px 20px;display:flex;align-items:center;gap:14px;border-right:1px solid var(--line);transition:.2s}
.quick-item:last-child{border:0}
.quick-item:hover{background:#fff4f0}
.quick-icon{width:42px;height:42px;border-radius:12px;background:var(--lavender);color:var(--grape);display:grid;place-items:center;font-size:20px}
.quick-item strong{display:block;color:var(--berry);font-size:15px}
.quick-item span{font-size:12px;color:var(--muted)}
.arrow{margin-left:auto;color:var(--coral);font-size:22px}
.featured{background:#fbf8fb}
.feature-grid{display:grid;grid-template-columns:1.18fr .82fr;gap:25px}
.feature-card{min-height:390px;border-radius:22px;background:var(--berry);padding:32px;color:#fff;position:relative;overflow:hidden;display:flex;flex-direction:column;justify-content:end}
.feature-card:before{content:"c7";position:absolute;right:38px;top:28px;font-size:170px;font-weight:900;color:rgba(255,255,255,.06);line-height:1}
.feature-art{position:absolute;inset:0;background:linear-gradient(145deg,rgba(118,81,168,.5),transparent 57%),linear-gradient(30deg,transparent 46%,rgba(242,107,79,.55) 47% 67%,transparent 68%);opacity:.85}
.feature-content{position:relative;z-index:1;max-width:520px}
.tag{display:inline-block;padding:5px 10px;border-radius:7px;background:#fff1ed;color:var(--coral-dark);font-size:11px;font-weight:900}
.feature-card .tag{background:var(--coral);color:#fff}
.feature-card h3{font-size:28px;line-height:1.3;margin:15px 0 10px}
.feature-card p{color:#e2d9e5;font-size:14px}
.feature-meta{font-size:12px;color:#c5b5ca;margin-top:20px}
.index-list{background:#fff;border:1px solid var(--line);border-radius:22px;padding:12px}
.index-item{display:grid;grid-template-columns:38px 1fr 20px;gap:12px;align-items:center;padding:19px 14px;border-bottom:1px solid var(--line)}
.index-item:last-child{border:0}
.index-no{font-family:monospace;color:var(--coral);font-weight:900}
.index-item h4{font-size:15px;color:var(--berry);line-height:1.4}
.index-item p{font-size:12px;color:var(--muted);margin-top:3px}
.info-section{background:#fff}
.info-layout{display:grid;grid-template-columns:250px 1fr;gap:60px}
.filter{display:flex;gap:8px;flex-wrap:wrap;margin-top:22px}
.filter button{background:#f5f0f5;color:var(--muted);padding:8px 12px;border-radius:8px;font-size:12px}
.filter button.active,.filter button:hover{background:var(--coral);color:#fff}
.info-list{border-top:2px solid var(--berry)}
.info-item{display:grid;grid-template-columns:112px 1fr 30px;gap:22px;align-items:center;padding:23px 0;border-bottom:1px solid var(--line)}
.info-date{font-size:12px;color:var(--muted)}
.info-date b{display:block;font-size:20px;color:var(--berry)}
.info-item h3{font-size:17px;margin:5px 0;color:var(--berry)}
.info-item p{font-size:13px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.info-arrow{font-size:22px;color:var(--coral)}
.empty{padding:30px 0;color:var(--muted);font-size:14px}
.download-band{background:var(--berry);color:#fff;padding:58px 0}
.download-grid{display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:40px}
.download-band h2{font-size:32px;line-height:1.3;margin:12px 0}
.download-band p{color:#d6cbd9;max-width:550px}
.device-list{display:flex;gap:10px;margin:22px 0;color:#e4d8e7;font-size:13px}
.device-list span{padding:7px 11px;border:1px solid #6c5272;border-radius:8px}
.download-box{background:#fff;color:var(--ink);border-radius:20px;padding:25px;display:flex;align-items:center;gap:20px;justify-content:space-between;box-shadow:0 16px 30px rgba(0,0,0,.16)}
.download-box h3{color:var(--berry);font-size:18px}.download-box p{color:var(--muted);font-size:12px;margin-top:5px}
.faq-section{background:#fbf8fb}
.faq-grid{max-width:850px;margin:0 auto}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:13px;margin-bottom:11px;overflow:hidden}
.faq-q{width:100%;min-height:62px;background:#fff;text-align:left;padding:17px 21px;display:flex;justify-content:space-between;align-items:center;color:var(--berry);font-weight:800}
.faq-q span{font-size:22px;color:var(--coral);transition:.2s}
.faq-a{display:none;padding:0 21px 20px;color:var(--muted);font-size:14px}
.faq-item.open .faq-a{display:block}.faq-item.open .faq-q span{transform:rotate(45deg)}
.cta{padding:78px 0}.cta-box{background:#f3e8f0;border-radius:24px;padding:43px 52px;display:flex;align-items:center;justify-content:space-between;gap:25px}.cta-box h2{font-size:28px;color:var(--berry);margin-bottom:7px}.cta-box p{color:var(--muted);font-size:14px}
.footer{background:var(--berry);color:#fff;padding:55px 0 25px}.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px}.footer h3{font-size:15px;margin-bottom:16px}.footer p,.footer a{color:#cbbdce;font-size:13px}.footer a{display:block;margin:8px 0}.footer a:hover{color:#fff}.footer-brand .logo-text{color:#fff}.footer-brand .logo-text small{color:#dca69a}.footer-bottom{border-top:1px solid #503850;margin-top:38px;padding-top:18px;display:flex;justify-content:space-between;color:#aa99ae;font-size:12px}
@media(max-width:1100px){.nav{gap:0}.nav a{padding:9px 8px;font-size:13px}.logo{min-width:240px}.hero-grid{gap:35px}}
@media(max-width:900px){.nav{display:none}.menu-toggle{display:block;margin-left:auto}.header-row{height:70px}.hero-grid,.download-grid{grid-template-columns:1fr}.hero{padding-top:55px}.app-stage{max-width:590px}.quick-grid{grid-template-columns:repeat(2,1fr)}.quick-item:nth-child(2){border-right:0}.quick-item:nth-child(-n+2){border-bottom:1px solid var(--line)}.feature-grid{grid-template-columns:1fr}.info-layout{grid-template-columns:1fr;gap:20px}.filter{margin-top:10px}.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.container{width:min(100% - 32px,var(--container))}.logo{min-width:0}.logo-text{font-size:13px}.logo-text small{font-size:8px}.hero{padding:42px 0}.hero h1{font-size:35px;letter-spacing:-1px}.hero-copy{font-size:15px}.hero-notes{gap:14px}.app-stage{padding:15px;min-height:370px}.app-panel{margin:10px auto;padding:17px}.quick-grid{grid-template-columns:1fr}.quick-item{border-right:0!important;border-bottom:1px solid var(--line)!important}.quick-item:last-child{border-bottom:0!important}section{padding:62px 0}.section-head{display:block}.section-head h2{font-size:27px}.feature-card{min-height:360px;padding:24px}.feature-card h3{font-size:23px}.info-item{grid-template-columns:78px 1fr 18px;gap:10px}.info-item h3{font-size:15px}.info-item p{font-size:12px}.download-band h2{font-size:27px}.download-box{align-items:flex-start;flex-direction:column}.cta-box{padding:30px 24px;display:block}.cta-box .btn{margin-top:20px}.footer-grid{grid-template-columns:1fr 1fr;gap:28px}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:8px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}

/* roulang page: article */
:root{
      --coral:#f26b4f;
      --coral-dark:#d9543b;
      --grape:#7651a8;
      --grape-deep:#42264f;
      --berry:#29172f;
      --ink:#302535;
      --muted:#776d7b;
      --paper:#fffdfb;
      --lavender:#f1edf5;
      --line:#e8e0e7;
      --shadow:0 18px 45px rgba(65,35,65,.10);
      --soft-shadow:0 8px 24px rgba(65,35,65,.07);
      --radius:18px;
      --container:1200px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:var(--paper);line-height:1.75}
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    button{cursor:pointer;border:0}
    .container{width:min(var(--container),calc(100% - 48px));margin:auto}
    .site-header{background:rgba(255,253,251,.96);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
    .header-row{height:78px;display:flex;align-items:center;gap:28px}
    .logo{display:flex;align-items:center;gap:11px;min-width:275px}
    .logo-mark{width:38px;height:38px;border-radius:12px;background:var(--coral);color:#fff;display:grid;place-items:center;font-weight:900;font-size:19px;transform:rotate(-8deg)}
    .logo-text{font-size:16px;font-weight:800;line-height:1.25;color:var(--berry)}
    .logo-text small{display:block;font-size:10px;letter-spacing:1.2px;color:var(--grape);font-weight:700;margin-top:3px}
    .nav{display:flex;align-items:center;gap:4px;flex:1}
    .nav a{font-size:14px;font-weight:700;padding:10px 12px;border-radius:9px;position:relative;white-space:nowrap;color:#594e5e}
    .nav a:hover,.nav a:focus,.nav a.active{color:var(--coral-dark);background:#fff1ed}
    .nav a.active:after{content:"";height:3px;width:18px;background:var(--coral);position:absolute;bottom:2px;left:50%;transform:translateX(-50%);border-radius:3px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:0 20px;border-radius:12px;font-weight:800;transition:.25s ease}
    .btn:hover{transform:translateY(-2px);box-shadow:0 9px 18px rgba(65,35,65,.14)}
    .btn:active{transform:translateY(0)}
    .btn:focus-visible,.nav a:focus-visible,.menu-toggle:focus-visible,.faq-q:focus-visible{outline:3px solid rgba(242,107,79,.35);outline-offset:3px}
    .btn-primary{background:var(--coral);color:#fff}
    .btn-primary:hover{background:var(--coral-dark);color:#fff}
    .btn-light{background:#fff;color:var(--grape);border:1px solid #ded2e4}
    .btn-light:hover{background:#f8f2fa;color:var(--grape)}
    .menu-toggle{display:none;background:var(--lavender);width:44px;height:44px;border-radius:10px;color:var(--berry);font-size:21px}
    .article-hero{padding:58px 0 52px;background:linear-gradient(135deg,#fffdfb 0%,#f5eff7 100%);border-bottom:1px solid var(--line);position:relative;overflow:hidden}
    .article-hero:after{content:"c7";position:absolute;right:4%;top:-54px;color:rgba(118,81,168,.07);font-size:230px;font-weight:900;line-height:1;pointer-events:none}
    .breadcrumb{display:flex;align-items:center;gap:9px;flex-wrap:wrap;font-size:13px;color:var(--muted);position:relative;z-index:1}
    .breadcrumb a:hover{color:var(--coral-dark)}
    .breadcrumb-sep{color:#b5aab6}
    .article-label{display:inline-flex;align-items:center;gap:8px;margin-top:27px;padding:6px 11px;border-radius:8px;background:#fff1ed;color:var(--coral-dark);font-size:12px;font-weight:900;position:relative;z-index:1}
    .article-label:before{content:"";width:7px;height:7px;background:var(--coral);border-radius:50%}
    .article-hero h1{max-width:930px;margin:14px 0 16px;color:var(--berry);font-size:clamp(31px,4.2vw,52px);line-height:1.25;font-weight:900;letter-spacing:0;position:relative;z-index:1}
    .article-summary{max-width:830px;margin:0;color:var(--muted);font-size:16px;position:relative;z-index:1}
    .article-meta{display:flex;gap:18px;flex-wrap:wrap;margin-top:24px;color:var(--muted);font-size:13px;position:relative;z-index:1}
    .article-meta strong{color:var(--berry)}
    .article-layout{display:grid;grid-template-columns:minmax(0,790px) 290px;justify-content:space-between;gap:64px;padding:64px 0 90px}
    .article-content{min-width:0}
    .article-body{font-size:17px;color:#483c4b}
    .article-body>*:first-child{margin-top:0}
    .article-body h2{margin:48px 0 18px;padding-left:16px;border-left:5px solid var(--coral);font-size:28px;line-height:1.35;color:var(--berry);font-weight:900}
    .article-body h3{margin:34px 0 14px;color:var(--grape-deep);font-size:22px;font-weight:900;line-height:1.4}
    .article-body p{margin:0 0 22px}
    .article-body ul,.article-body ol{margin:0 0 24px;padding-left:26px}
    .article-body li{margin-bottom:9px}
    .article-body blockquote{margin:30px 0;padding:18px 22px;border-left:4px solid var(--grape);background:#f7f2f8;color:#5d4b63;border-radius:0 14px 14px 0}
    .article-body hr{border:0;border-top:1px solid var(--line);margin:40px 0}
    .article-body img{margin:30px auto;border-radius:16px;box-shadow:var(--soft-shadow);height:auto}
    .article-body figure{margin:30px 0}
    .article-body figcaption{text-align:center;color:var(--muted);font-size:13px;margin-top:10px}
    .article-body table{width:100%;margin:28px 0;border-collapse:collapse;font-size:14px;display:block;overflow-x:auto}
    .article-body th,.article-body td{padding:12px 14px;border:1px solid var(--line);text-align:left;white-space:nowrap}
    .article-body th{background:#f5eff7;color:var(--berry)}
    .article-empty{padding:54px 28px;text-align:center;background:#faf7fa;border:1px dashed #d8cbdc;border-radius:18px}
    .article-empty h2{margin:0 0 9px;color:var(--berry);font-size:24px}
    .article-empty p{margin:0 0 22px;color:var(--muted)}
    .article-end{margin-top:48px;padding-top:28px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:18px}
    .article-end p{margin:0;color:var(--muted);font-size:14px}
    .side-column{align-self:start;position:sticky;top:104px}
    .side-panel{padding:23px;border:1px solid var(--line);border-radius:18px;background:#fff;box-shadow:var(--soft-shadow)}
    .side-panel+.side-panel{margin-top:18px}
    .side-panel h2{margin:0 0 15px;color:var(--berry);font-size:18px;font-weight:900}
    .side-panel p{margin:0;color:var(--muted);font-size:13px}
    .category-links{margin:0;padding:0;list-style:none}
    .category-links li+li{border-top:1px solid var(--line)}
    .category-links a{display:flex;align-items:center;justify-content:space-between;padding:13px 0;color:#594e5e;font-size:14px;font-weight:700;transition:.2s}
    .category-links a:hover{color:var(--coral-dark);padding-left:4px}
    .category-links span{color:var(--coral);font-size:18px}
    .related-empty{padding:16px 0 2px;border-top:1px solid var(--line);font-size:13px;color:var(--muted)}
    .support-band{background:var(--berry);color:#fff;padding:58px 0}
    .support-grid{display:flex;justify-content:space-between;align-items:center;gap:35px}
    .support-grid h2{font-size:31px;line-height:1.3;margin:0 0 9px;font-weight:900}
    .support-grid p{margin:0;color:#dcd0e1;max-width:650px}
    .support-actions{display:flex;gap:12px;flex-wrap:wrap;flex-shrink:0}
    .support-band .btn-light{border-color:rgba(255,255,255,.35)}
    .footer{padding:64px 0 0;background:var(--berry);color:#eee5f0}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:38px}
    .footer .logo-text{color:#fff}
    .footer .logo-text small{color:#cdb6dc}
    .footer p{font-size:13px;color:#cdbfce}
    .footer h3{font-size:14px;color:#fff;margin:8px 0 16px}
    .footer-grid>div>a{display:block;font-size:13px;color:#d8c9dc;margin:9px 0;transition:.2s}
    .footer-grid>div>a:hover{color:#ff9a82;padding-left:3px}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-top:48px;padding:20px 0;border-top:1px solid rgba(255,255,255,.15);font-size:12px;color:#cbbdce}
    @media(max-width:1199px){
      .header-row{gap:16px}
      .logo{min-width:245px}
      .nav a{padding:9px 8px;font-size:13px}
      .article-layout{gap:36px;grid-template-columns:minmax(0,1fr) 260px}
    }
    @media(max-width:991px){
      .site-header{position:relative}
      .header-row{height:70px;justify-content:space-between}
      .nav{display:none;position:absolute;left:0;right:0;top:70px;padding:14px 24px 22px;background:var(--paper);border-bottom:1px solid var(--line);box-shadow:var(--soft-shadow);flex-direction:column;align-items:stretch}
      .nav.open{display:flex}
      .nav a{min-height:44px;display:flex;align-items:center;padding:10px 12px}
      .nav a.active:after{left:12px;transform:none;bottom:5px}
      .header-download{display:none}
      .menu-toggle{display:block}
      .article-layout{grid-template-columns:1fr;gap:38px;padding-top:48px}
      .side-column{position:static;display:grid;grid-template-columns:1fr 1fr;gap:18px}
      .side-panel+.side-panel{margin-top:0}
      .footer-grid{grid-template-columns:repeat(2,1fr)}
    }
    @media(max-width:767px){
      .container{width:min(100% - 32px,var(--container))}
      .logo{min-width:0}
      .logo-text{font-size:14px}
      .logo-text small{font-size:9px;letter-spacing:.7px}
      .article-hero{padding:40px 0 42px}
      .article-hero:after{font-size:145px;right:-15px;top:-25px}
      .article-hero h1{font-size:33px}
      .article-summary{font-size:15px}
      .article-layout{padding:40px 0 62px}
      .article-body{font-size:16px}
      .article-body h2{font-size:24px;margin-top:38px}
      .article-body h3{font-size:20px}
      .article-end{align-items:flex-start;flex-direction:column}
      .side-column{grid-template-columns:1fr}
      .support-grid{display:block}
      .support-grid h2{font-size:27px}
      .support-actions{margin-top:23px}
      .footer{padding-top:48px}
    }
    @media(max-width:520px){
      .header-row{height:66px}
      .nav{top:66px}
      .logo-mark{width:35px;height:35px;font-size:17px}
      .article-hero h1{font-size:29px}
      .article-meta{gap:9px 15px}
      .article-body blockquote{padding:16px}
      .support-actions .btn{width:100%}
      .footer-grid{grid-template-columns:1fr;gap:25px}
      .footer-bottom{margin-top:34px;display:block}
      .footer-bottom span{display:block;margin:4px 0}
    }
    @media(prefers-reduced-motion:reduce){
      html{scroll-behavior:auto}
      *,*:before,*:after{transition:none!important}
    }

/* roulang page: category1 */
:root{
      --coral:#f26b4f;
      --coral-dark:#d9543b;
      --grape:#7651a8;
      --grape-deep:#42264f;
      --berry:#29172f;
      --ink:#302535;
      --muted:#776d7b;
      --paper:#fffdfb;
      --lavender:#f1edf5;
      --line:#e8e0e7;
      --soft-line:#f1eaf0;
      --shadow:0 18px 45px rgba(65,35,65,.10);
      --soft-shadow:0 8px 24px rgba(65,35,65,.07);
      --radius:18px;
      --container:1200px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;
      color:var(--ink);
      background:var(--paper);
      line-height:1.7;
      -webkit-font-smoothing:antialiased;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input{font:inherit}
    button{cursor:pointer;border:0}
    .container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
    .site-header{
      position:sticky;top:0;z-index:20;
      background:rgba(255,253,251,.97);
      border-bottom:1px solid var(--line);
    }
    .header-row{height:78px;display:flex;align-items:center;gap:28px}
    .logo{display:flex;align-items:center;gap:11px;min-width:275px}
    .logo-mark{
      width:38px;height:38px;border-radius:12px;background:var(--coral);
      color:#fff;display:grid;place-items:center;font-weight:900;font-size:19px;
      transform:rotate(-8deg);box-shadow:0 7px 14px rgba(242,107,79,.22)
    }
    .logo-text{font-size:16px;font-weight:800;line-height:1.25;color:var(--berry)}
    .logo-text small{display:block;font-size:10px;letter-spacing:1px;color:var(--grape);font-weight:700;margin-top:3px}
    .nav{display:flex;align-items:center;gap:3px;flex:1}
    .nav a{
      position:relative;white-space:nowrap;padding:10px 11px;border-radius:9px;
      color:#594e5e;font-size:14px;font-weight:700;transition:.22s ease
    }
    .nav a:hover,.nav a:focus,.nav a.active{color:var(--coral-dark);background:#fff1ed}
    .nav a.active:after{
      content:"";position:absolute;bottom:2px;left:50%;width:18px;height:3px;
      background:var(--coral);border-radius:3px;transform:translateX(-50%)
    }
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;
      min-height:46px;padding:0 20px;border-radius:12px;font-weight:800;
      transition:.25s ease;border:1px solid transparent
    }
    .btn:hover{transform:translateY(-2px);box-shadow:0 9px 18px rgba(65,35,65,.14)}
    .btn:focus-visible,.nav a:focus-visible,.faq-q:focus-visible,.filter-btn:focus-visible{
      outline:3px solid rgba(242,107,79,.35);outline-offset:3px
    }
    .btn-primary{background:var(--coral);color:#fff}
    .btn-primary:hover{background:var(--coral-dark);color:#fff}
    .btn-light{background:#fff;color:var(--grape);border-color:#ded2e4}
    .btn-light:hover{background:#f8f1fa;color:var(--grape-deep)}
    .menu-toggle{
      display:none;background:var(--lavender);width:44px;height:44px;border-radius:10px;
      color:var(--berry);font-size:22px
    }
    .notice-bar{background:var(--berry);color:#eadfeb;font-size:12px}
    .notice-inner{min-height:34px;display:flex;align-items:center;justify-content:space-between;gap:20px}
    .notice-inner strong{color:#fff}
    .notice-inner a{color:#ffc0b0;font-weight:800}
    .hero{
      padding:76px 0 72px;
      background:linear-gradient(135deg,#fffdfb 0%,#f8f3f6 100%);
      position:relative;overflow:hidden
    }
    .hero:after{
      content:"";position:absolute;width:290px;height:290px;right:-120px;top:45px;
      border:42px solid rgba(118,81,168,.08);border-radius:50%
    }
    .hero-grid{display:grid;grid-template-columns:1.04fr .96fr;gap:70px;align-items:center;position:relative;z-index:1}
    .eyebrow,.section-kicker{
      display:inline-flex;align-items:center;gap:8px;color:var(--coral-dark);
      font-size:13px;font-weight:900;letter-spacing:1px
    }
    .eyebrow:before{content:"";width:25px;height:3px;background:var(--coral);border-radius:4px}
    .hero h1{
      font-size:clamp(36px,4.5vw,60px);line-height:1.15;letter-spacing:-2px;
      margin:18px 0 22px;color:var(--berry);max-width:650px
    }
    .hero h1 span{color:var(--coral)}
    .hero-copy{font-size:17px;color:var(--muted);max-width:600px;margin-bottom:30px}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap}
    .hero-notes{display:flex;gap:28px;margin-top:28px;color:var(--muted);font-size:13px}
    .hero-notes strong{display:block;color:var(--berry);font-size:16px}
    .news-board{
      min-height:390px;background:#fff;border:1px solid var(--line);border-radius:25px;
      box-shadow:var(--shadow);padding:25px;position:relative;overflow:hidden
    }
    .news-board:before{
      content:"资讯";position:absolute;right:-15px;top:-35px;font-size:145px;
      font-weight:900;color:rgba(118,81,168,.07);line-height:1
    }
    .board-top{display:flex;align-items:center;justify-content:space-between;position:relative;z-index:1}
    .board-title{font-size:18px;font-weight:900;color:var(--berry)}
    .status{display:inline-flex;align-items:center;gap:6px;color:var(--coral-dark);font-size:12px;font-weight:800}
    .status:before{content:"";width:7px;height:7px;background:var(--coral);border-radius:50%}
    .board-feature{
      margin-top:22px;padding:22px;border-radius:18px;
      background:linear-gradient(135deg,var(--grape-deep),#68468b);color:#fff;position:relative
    }
    .board-feature .tag{background:#ffad98;color:var(--berry)}
    .tag{
      display:inline-block;padding:5px 10px;border-radius:7px;background:#fff1ed;
      color:var(--coral-dark);font-size:11px;font-weight:900
    }
    .board-feature h2{font-size:24px;line-height:1.35;margin:14px 0 8px;max-width:430px}
    .board-feature p{font-size:13px;color:#eadff0;margin:0;max-width:410px}
    .board-list{position:relative;z-index:1;margin-top:14px}
    .board-row{display:flex;align-items:center;gap:12px;padding:12px 0;border-bottom:1px solid var(--soft-line)}
    .board-row:last-child{border-bottom:0}
    .board-row b{font-size:12px;color:var(--coral)}
    .board-row span{font-size:13px;color:var(--ink);font-weight:700}
    section{padding:88px 0}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:32px}
    .section-head h2{font-size:32px;line-height:1.25;color:var(--berry);margin:9px 0 0}
    .section-head p{color:var(--muted);max-width:535px;font-size:14px;margin:0}
    .topic-strip{
      display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);
      border-radius:17px;overflow:hidden;background:#fff;box-shadow:var(--soft-shadow)
    }
    .topic-item{
      min-height:125px;padding:22px 20px;display:flex;align-items:center;gap:14px;
      border-right:1px solid var(--line);transition:.22s ease
    }
    .topic-item:last-child{border-right:0}
    .topic-item:hover{background:#fff4f0}
    .topic-icon{
      width:43px;height:43px;border-radius:13px;background:var(--lavender);
      color:var(--grape);display:grid;place-items:center;font-weight:900;font-size:19px;flex:none
    }
    .topic-item strong{display:block;color:var(--berry);font-size:15px}
    .topic-item span{display:block;font-size:12px;color:var(--muted);margin-top:3px}
    .arrow{margin-left:auto;color:var(--coral);font-size:22px}
    .news-section{background:#fbf8fb}
    .news-layout{display:grid;grid-template-columns:310px 1fr;gap:62px}
    .side-intro{padding-top:8px}
    .side-intro h3{font-size:25px;color:var(--berry);line-height:1.35;margin:13px 0}
    .side-intro p{color:var(--muted);font-size:14px}
    .filter-box{margin-top:26px;display:flex;flex-wrap:wrap;gap:8px}
    .filter-btn{
      padding:8px 12px;border-radius:8px;background:#fff;color:var(--muted);
      font-size:12px;font-weight:700;transition:.2s
    }
    .filter-btn:hover,.filter-btn.active{background:var(--coral);color:#fff}
    .news-flow{border-top:2px solid var(--berry);background:#fff;border-radius:0 0 18px 18px}
    .news-item{
      display:grid;grid-template-columns:110px 1fr 30px;gap:22px;align-items:start;
      padding:25px 24px;border-bottom:1px solid var(--line);transition:.22s
    }
    .news-item:last-child{border-bottom:0}
    .news-item:hover{background:#fff8f5}
    .news-date{font-size:12px;color:var(--grape);font-weight:800;padding-top:3px}
    .news-date small{display:block;color:var(--muted);font-weight:500;margin-top:3px}
    .news-item h3{font-size:18px;color:var(--berry);margin:0 0 6px;line-height:1.4}
    .news-item p{font-size:13px;color:var(--muted);margin:0}
    .news-arrow{font-size:21px;color:var(--coral);transition:.2s}
    .news-item:hover .news-arrow{transform:translateX(4px)}
    .focus-section{background:#fff}
    .focus-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:24px}
    .focus-card{
      min-height:330px;background:var(--berry);border-radius:23px;padding:32px;color:#fff;
      position:relative;overflow:hidden;display:flex;align-items:end
    }
    .focus-card:before{content:"c7";position:absolute;right:30px;top:16px;color:rgba(255,255,255,.06);font-size:170px;font-weight:900}
    .focus-art{position:absolute;inset:0;background:linear-gradient(145deg,rgba(118,81,168,.56),transparent 58%),linear-gradient(28deg,transparent 45%,rgba(242,107,79,.58) 46% 64%,transparent 65%)}
    .focus-content{position:relative;z-index:1;max-width:530px}
    .focus-card h3{font-size:28px;line-height:1.3;margin:14px 0 8px}
    .focus-card p{font-size:14px;color:#e6dce8;margin:0}
    .focus-meta{font-size:12px;color:#c9b9ce;margin-top:18px}
    .index-panel{border:1px solid var(--line);border-radius:23px;padding:12px;background:#fff}
    .index-item{display:grid;grid-template-columns:38px 1fr 20px;gap:12px;align-items:center;padding:19px 14px;border-bottom:1px solid var(--line)}
    .index-item:last-child{border-bottom:0}
    .index-number{width:30px;height:30px;border-radius:9px;background:#fff1ed;color:var(--coral-dark);display:grid;place-items:center;font-weight:900;font-size:12px}
    .index-item h4{font-size:15px;color:var(--berry);line-height:1.4;margin:0}
    .index-item p{font-size:12px;color:var(--muted);margin:3px 0 0}
    .guide-band{background:#f5eff7}
    .guide-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .guide-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:24px;transition:.22s}
    .guide-card:hover{transform:translateY(-3px);box-shadow:var(--soft-shadow);border-color:#d9c7e1}
    .guide-card b{display:block;font-size:28px;color:var(--coral);line-height:1;margin-bottom:17px}
    .guide-card h3{font-size:17px;color:var(--berry);margin:0 0 7px}
    .guide-card p{font-size:13px;color:var(--muted);margin:0}
    .faq-section{background:#fff}
    .faq-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px;align-items:start}
    .faq-intro h2{font-size:32px;line-height:1.25;color:var(--berry);margin:10px 0 14px}
    .faq-intro p{font-size:14px;color:var(--muted)}
    .faq-list{border-top:1px solid var(--line)}
    .faq-item{border-bottom:1px solid var(--line)}
    .faq-q{
      width:100%;min-height:64px;background:transparent;text-align:left;padding:17px 2px;
      display:flex;align-items:center;justify-content:space-between;gap:20px;
      color:var(--berry);font-size:15px;font-weight:800
    }
    .faq-q span:last-child{font-size:22px;color:var(--coral);transition:.2s}
    .faq-a{display:none;padding:0 38px 20px 2px;color:var(--muted);font-size:14px}
    .faq-item.open .faq-a{display:block}
    .faq-item.open .faq-q span:last-child{transform:rotate(45deg)}
    .cta{padding:74px 0}
    .cta-box{
      background:var(--grape-deep);border-radius:25px;padding:40px 48px;color:#fff;
      display:flex;align-items:center;justify-content:space-between;gap:30px;position:relative;overflow:hidden
    }
    .cta-box:after{content:"";position:absolute;width:230px;height:230px;border:35px solid rgba(242,107,79,.2);border-radius:50%;right:70px;top:-135px}
    .cta-box > div{position:relative;z-index:1}
    .cta-box h2{font-size:30px;line-height:1.3;margin:0 0 10px}
    .cta-box p{color:#dfd2e3;font-size:14px;margin:0}
    .cta-box .btn{position:relative;z-index:1;flex:none}
    .footer{background:var(--berry);color:#dfd3e2;padding:58px 0 20px}
    .footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:40px}
    .footer .logo-text{color:#fff}
    .footer .logo-text small{color:#d6bce8}
    .footer .logo-mark{background:var(--coral)}
    .footer-brand p,.footer-grid p{font-size:13px;color:#bfaec4;margin:0}
    .footer h3{font-size:14px;color:#fff;margin:4px 0 16px}
    .footer-grid > div:not(:first-child) a{display:block;color:#cbbbd0;font-size:13px;margin:8px 0;transition:.2s}
    .footer-grid > div:not(:first-child) a:hover{color:#ffae9e;transform:translateX(2px)}
    .footer-bottom{
      border-top:1px solid rgba(255,255,255,.13);margin-top:45px;padding-top:18px;
      display:flex;justify-content:space-between;gap:20px;color:#a996ae;font-size:12px
    }
    @media (max-width:1100px){
      .header-row{gap:15px}.logo{min-width:240px}.nav a{padding-left:7px;padding-right:7px;font-size:13px}
      .hero-grid{gap:38px}.news-layout{gap:35px}
    }
    @media (max-width:900px){
      .nav{display:none}.menu-toggle{display:block;margin-left:auto}
      .header-row{height:70px}.header-row > .btn{display:none}
      .hero-grid,.focus-grid,.faq-grid{grid-template-columns:1fr}
      .hero{padding:58px 0}.news-board{max-width:650px}
      .news-layout{grid-template-columns:1fr}.side-intro{padding:0}
      .guide-grid{grid-template-columns:repeat(3,1fr)}
      .footer-grid{grid-template-columns:repeat(2,1fr)}
      .cta-box{padding:34px}
    }
    @media (max-width:650px){
      .container{width:min(var(--container),calc(100% - 32px))}
      .notice-inner{justify-content:center;text-align:center}.notice-inner a{display:none}
      .logo{min-width:0}.logo-text{font-size:14px}.logo-text small{font-size:9px}
      .hero h1{font-size:37px;letter-spacing:-1px}.hero-copy{font-size:15px}
      .hero-notes{gap:18px;flex-wrap:wrap}.news-board{padding:18px;min-height:0}
      section{padding:62px 0}.section-head{display:block}.section-head h2{font-size:27px}.section-head p{margin-top:12px}
      .topic-strip{grid-template-columns:1fr 1fr}.topic-item{min-height:105px;padding:16px 13px;gap:9px}.topic-item:nth-child(2){border-right:0}.topic-item:nth-child(-n+2){border-bottom:1px solid var(--line)}
      .topic-item strong{font-size:13px}.topic-item span{font-size:11px}.topic-icon{width:35px;height:35px;font-size:15px}
      .news-item{grid-template-columns:76px 1fr 18px;gap:10px;padding:20px 14px}.news-item h3{font-size:15px}.news-item p{font-size:12px}
      .focus-card{min-height:310px;padding:24px}.focus-card h3{font-size:23px}
      .guide-grid{grid-template-columns:1fr}.guide-card{padding:20px}
      .faq-grid{gap:28px}.faq-intro h2{font-size:27px}
      .cta-box{display:block;padding:30px 24px}.cta-box h2{font-size:25px}.cta-box .btn{margin-top:22px;width:100%}
      .footer-grid{grid-template-columns:1fr 1fr;gap:28px 18px}.footer-brand{grid-column:1/-1}
      .footer-bottom{display:block;margin-top:32px}.footer-bottom span{display:block;margin-top:5px}
    }
    @media (prefers-reduced-motion:reduce){
      *,*:before,*:after{scroll-behavior:auto!important;transition:none!important}
    }

/* roulang page: category2 */
:root{
      --coral:#f26b4f;
      --coral-dark:#d9543b;
      --grape:#7651a8;
      --grape-deep:#42264f;
      --berry:#29172f;
      --ink:#302535;
      --muted:#776d7b;
      --paper:#fffdfb;
      --lavender:#f1edf5;
      --line:#e8e0e7;
      --soft:#fbf8fb;
      --shadow:0 18px 45px rgba(65,35,65,.10);
      --soft-shadow:0 8px 24px rgba(65,35,65,.07);
      --radius:18px;
      --container:1200px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;
      color:var(--ink);
      background:var(--paper);
      line-height:1.7;
      -webkit-font-smoothing:antialiased;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input{font:inherit}
    button{border:0;cursor:pointer}
    .container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
    .site-header{
      position:sticky;top:0;z-index:20;
      background:rgba(255,253,251,.97);
      border-bottom:1px solid var(--line);
    }
    .header-row{height:78px;display:flex;align-items:center;gap:28px}
    .logo{display:flex;align-items:center;gap:11px;min-width:275px}
    .logo-mark{
      width:38px;height:38px;border-radius:12px;background:var(--coral);
      color:#fff;display:grid;place-items:center;font-weight:900;font-size:19px;
      transform:rotate(-8deg);flex:none;
    }
    .logo-text{font-size:16px;font-weight:800;line-height:1.25;color:var(--berry)}
    .logo-text small{display:block;font-size:10px;letter-spacing:1.2px;color:var(--grape);font-weight:700;margin-top:3px}
    .nav{display:flex;align-items:center;gap:4px;flex:1}
    .nav a{
      font-size:14px;font-weight:700;padding:10px 12px;border-radius:9px;
      position:relative;white-space:nowrap;color:#594e5e;transition:.2s ease;
    }
    .nav a:hover,.nav a:focus,.nav a.active{color:var(--coral-dark);background:#fff1ed}
    .nav a.active:after{
      content:"";height:3px;width:18px;background:var(--coral);
      position:absolute;bottom:2px;left:50%;transform:translateX(-50%);border-radius:3px;
    }
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;
      min-height:46px;padding:0 20px;border-radius:12px;font-weight:800;
      transition:.25s ease;
    }
    .btn:hover{transform:translateY(-2px);box-shadow:0 9px 18px rgba(65,35,65,.14)}
    .btn:focus-visible,.nav a:focus-visible,.faq-q:focus-visible,.menu-toggle:focus-visible{
      outline:3px solid rgba(242,107,79,.35);outline-offset:3px
    }
    .btn-primary{background:var(--coral);color:#fff}
    .btn-primary:hover{background:var(--coral-dark);color:#fff}
    .btn-light{background:#fff;color:var(--grape);border:1px solid #ded2e4}
    .btn-light:hover{background:#f8f1fb;color:var(--grape-deep)}
    .menu-toggle{
      display:none;background:var(--lavender);width:44px;height:44px;
      border-radius:10px;color:var(--berry);font-size:22px
    }
    .top-strip{background:var(--berry);color:#eadfea;font-size:12px}
    .strip-inner{min-height:32px;display:flex;align-items:center;justify-content:space-between}
    .strip-inner strong{color:#ffb09c}
    .page-hero{
      padding:72px 0 66px;
      background:linear-gradient(135deg,#fffdfb 0%,#f7f1f7 100%);
      overflow:hidden;
    }
    .page-hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:72px;align-items:center}
    .eyebrow,.section-kicker{
      display:inline-flex;align-items:center;gap:8px;color:var(--coral-dark);
      font-size:13px;font-weight:900;letter-spacing:1px
    }
    .eyebrow:before,.section-kicker:before{
      content:"";width:25px;height:3px;background:var(--coral);border-radius:4px
    }
    h1,h2,h3,h4,p{margin-top:0}
    .page-hero h1{
      font-size:clamp(36px,5vw, sixtypx);
      font-size:clamp(36px,5vw,60px);
      line-height:1.16;letter-spacing:-2px;margin:18px 0 22px;color:var(--berry);
      max-width:600px
    }
    .page-hero h1 span{color:var(--coral)}
    .hero-copy{font-size:17px;color:var(--muted);max-width:590px;margin-bottom:28px}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap}
    .hero-notes{display:flex;gap:25px;margin-top:27px;color:var(--muted);font-size:13px}
    .hero-notes strong{display:block;color:var(--berry);font-size:16px}
    .download-console{
      position:relative;background:var(--grape-deep);border-radius:28px;
      padding:28px;min-height:390px;box-shadow:var(--shadow);overflow:hidden;color:#fff
    }
    .download-console:before,.download-console:after{
      content:"";position:absolute;border-radius:50%;pointer-events:none
    }
    .download-console:before{width:250px;height:250px;right:-95px;top:-105px;background:rgba(242,107,79,.28)}
    .download-console:after{width:190px;height:190px;left:-100px;bottom:-100px;background:rgba(162,125,207,.25)}
    .console-top{display:flex;align-items:center;justify-content:space-between;position:relative;z-index:1}
    .console-brand{display:flex;align-items:center;gap:10px;font-weight:900}
    .mini-mark{
      width:34px;height:34px;border-radius:10px;background:var(--coral);
      display:grid;place-items:center;font-weight:900
    }
    .status{font-size:11px;padding:5px 9px;border-radius:7px;background:#5e3d6e;color:#f8d5cc}
    .device-board{
      position:relative;z-index:1;display:grid;grid-template-columns:145px 1fr;
      gap:24px;align-items:center;margin-top:34px
    }
    .phone{
      width:135px;height:245px;border:7px solid #17101e;border-radius:24px;
      background:#fff;box-shadow:0 12px 26px rgba(0,0,0,.24);padding:10px;color:var(--berry);
      transform:rotate(-4deg)
    }
    .phone-notch{width:42px;height:7px;border-radius:8px;background:#211727;margin:0 auto 14px}
    .phone-banner{height:55px;border-radius:10px;background:linear-gradient(135deg,var(--coral),#f7b06b);padding:8px;font-size:10px;font-weight:900}
    .phone-line{height:9px;border-radius:5px;background:#eee6ef;margin-top:13px}
    .phone-line.short{width:62%}
    .phone-row{display:flex;gap:7px;margin-top:14px}
    .phone-tile{height:40px;flex:1;border-radius:8px;background:#eee7f5}
    .console-info h2{font-size:26px;line-height:1.3;margin:0 0 8px}
    .console-info p{font-size:13px;color:#d9cddd;margin-bottom:17px}
    .system-tags{display:flex;gap:7px;flex-wrap:wrap;margin-bottom:17px}
    .system-tags span{border:1px solid rgba(255,255,255,.2);padding:5px 9px;border-radius:7px;font-size:11px;color:#f0e5f0}
    .qr-area{display:flex;align-items:center;gap:13px}
    .qr{
      width:76px;height:76px;background:
      linear-gradient(90deg,#fff 10%,transparent 10% 20%,#fff 20% 30%,transparent 30% 41%,#fff 41% 50%,transparent 50% 63%,#fff 63% 75%,transparent 75%),
      linear-gradient(#fff 10%,transparent 10% 21%,#fff 21% 31%,transparent 31% 44%,#fff 44% 56%,transparent 56% 68%,#fff 68% 79%,transparent 79%);
      background-color:#fff;border:6px solid #fff;border-radius:5px;flex:none
    }
    .qr-area small{display:block;color:#dfd1e3;font-size:11px;line-height:1.55}
    section{padding:82px 0}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:30px}
    .section-head h2{font-size:32px;color:var(--berry);line-height:1.25;margin:9px 0 0}
    .section-head p{color:var(--muted);max-width:540px;font-size:14px;margin-bottom:0}
    .benefit-band{background:#fff}
    .benefit-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:26px}
    .benefit-main{
      background:var(--lavender);border-radius:22px;padding:34px 36px;
      border:1px solid #e7deeb;position:relative;overflow:hidden
    }
    .benefit-main:after{
      content:"APP";position:absolute;right:28px;bottom:-18px;color:rgba(118,81,168,.08);
      font-size:92px;font-weight:900;letter-spacing:-5px
    }
    .benefit-main h3{font-size:25px;color:var(--berry);margin:12px 0 10px;position:relative;z-index:1}
    .benefit-main p{color:var(--muted);font-size:14px;max-width:560px;position:relative;z-index:1}
    .benefit-points{display:flex;gap:24px;flex-wrap:wrap;position:relative;z-index:1;margin-top:25px}
    .benefit-points div{font-size:13px;color:var(--berry)}
    .benefit-points b{display:block;font-size:23px;color:var(--coral)}
    .benefit-side{display:grid;gap:13px}
    .benefit-item{
      display:flex;gap:14px;align-items:flex-start;padding:19px 20px;
      border:1px solid var(--line);border-radius:15px;background:#fff;transition:.2s
    }
    .benefit-item:hover{border-color:#d9c5df;transform:translateX(3px);box-shadow:var(--soft-shadow)}
    .benefit-icon{
      width:34px;height:34px;border-radius:10px;background:#fff0eb;color:var(--coral);
      display:grid;place-items:center;font-weight:900;flex:none
    }
    .benefit-item strong{display:block;color:var(--berry);font-size:15px}
    .benefit-item span{display:block;color:var(--muted);font-size:12px;margin-top:3px}
    .steps-section{background:#fbf8fb}
    .steps{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
    .steps:before{content:"";position:absolute;top:29px;left:9%;right:9%;height:2px;background:#dbcce3}
    .step{position:relative;z-index:1}
    .step-number{
      width:58px;height:58px;border-radius:17px;background:var(--coral);color:#fff;
      display:grid;place-items:center;font-size:20px;font-weight:900;margin-bottom:18px;
      box-shadow:0 8px 16px rgba(242,107,79,.22)
    }
    .step:nth-child(even) .step-number{background:var(--grape)}
    .step h3{font-size:17px;color:var(--berry);margin-bottom:7px}
    .step p{font-size:13px;color:var(--muted);max-width:220px}
    .detail-section{background:#fff}
    .detail-grid{display:grid;grid-template-columns:.82fr 1.18fr;gap:60px;align-items:center}
    .detail-visual{
      min-height:300px;border-radius:24px;background:#f5eef7;padding:28px;
      position:relative;overflow:hidden;border:1px solid #e6dbea
    }
    .visual-window{background:#fff;border-radius:17px;padding:20px;box-shadow:var(--soft-shadow);position:relative;z-index:1}
    .window-bar{display:flex;gap:5px;margin-bottom:20px}
    .window-bar i{width:8px;height:8px;border-radius:50%;background:#f6a18f}
    .window-bar i:nth-child(2){background:#c9a9df}.window-bar i:nth-child(3){background:#e7d6a5}
    .visual-title{height:20px;width:58%;background:var(--berry);border-radius:6px;margin-bottom:16px}
    .visual-text{height:9px;width:82%;background:#e9e1eb;border-radius:4px;margin-bottom:8px}
    .visual-text.short{width:53%}
    .visual-blocks{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:19px}
    .visual-block{height:70px;border-radius:10px;background:linear-gradient(135deg,#ffd0c1,#f5a987)}
    .visual-block:nth-child(2){background:linear-gradient(135deg,#d9c3eb,#a98ac9)}
    .detail-visual:after{content:"c7";position:absolute;right:-14px;bottom:-35px;font-size:150px;color:rgba(118,81,168,.12);font-weight:900}
    .detail-copy h2{font-size:30px;line-height:1.3;color:var(--berry);margin:10px 0 15px}
    .detail-copy>p{color:var(--muted);font-size:15px}
    .notice-list{list-style:none;padding:0;margin:23px 0 0}
    .notice-list li{display:flex;gap:12px;align-items:flex-start;padding:11px 0;border-bottom:1px solid var(--line);font-size:14px;color:#554958}
    .notice-list li:before{content:"✓";width:22px;height:22px;border-radius:7px;background:#fff0eb;color:var(--coral);display:grid;place-items:center;font-weight:900;flex:none}
    .faq-section{background:#fbf8fb}
    .faq-wrap{max-width:900px;margin:0 auto}
    .faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;margin-bottom:11px;overflow:hidden}
    .faq-q{
      width:100%;background:#fff;color:var(--berry);padding:19px 22px;text-align:left;
      display:flex;justify-content:space-between;align-items:center;font-weight:800;
      transition:.2s
    }
    .faq-q:hover{background:#fff8f5;color:var(--coral-dark)}
    .faq-q .plus{font-size:23px;color:var(--coral);line-height:1;transition:.25s}
    .faq-a{display:none;padding:0 22px 19px;color:var(--muted);font-size:14px}
    .faq-item.open{border-left:4px solid var(--coral)}
    .faq-item.open .faq-q{background:#fff8f5}
    .faq-item.open .faq-a{display:block}
    .faq-item.open .plus{transform:rotate(45deg)}
    .cta{
      margin:0 0 80px;border-radius:24px;background:var(--berry);color:#fff;
      padding:38px 44px;display:flex;align-items:center;justify-content:space-between;gap:28px;
      position:relative;overflow:hidden
    }
    .cta:after{content:"c7";position:absolute;right:40px;bottom:-42px;font-size:180px;font-weight:900;color:rgba(255,255,255,.05)}
    .cta-content{position:relative;z-index:1}
    .cta h2{font-size:28px;margin-bottom:8px}
    .cta p{color:#d9cddd;margin:0;font-size:14px}
    .cta .btn{position:relative;z-index:1;flex:none}
    .footer{background:var(--berry);color:#d9cddd;padding:58px 0 22px}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:38px}
    .footer .logo-text{color:#fff}
    .footer .logo-text small{color:#d4b7e2}
    .footer h3{color:#fff;font-size:15px;margin:4px 0 16px}
    .footer a:not(.logo){display:block;color:#d9cddd;font-size:13px;margin:10px 0;transition:.2s}
    .footer a:not(.logo):hover{color:#ffab97;transform:translateX(2px)}
    .footer p{font-size:12px;color:#aa96b0;margin:10px 0;line-height:1.7}
    .footer-bottom{border-top:1px solid rgba(255,255,255,.13);margin-top:38px;padding-top:18px;display:flex;justify-content:space-between;gap:15px;color:#aa96b0;font-size:12px}
    @media(max-width:1100px){
      .header-row{gap:15px}.logo{min-width:235px}.nav a{padding:9px 7px;font-size:13px}
      .page-hero-grid{gap:38px}.container{width:min(var(--container),calc(100% - 36px))}
    }
    @media(max-width:850px){
      .header-row{height:70px;justify-content:space-between}
      .nav,.header-download{display:none}.menu-toggle{display:block}
      .nav.open{display:flex;position:absolute;top:70px;left:0;right:0;background:#fffdfb;
        border-bottom:1px solid var(--line);padding:14px 24px;flex-direction:column;align-items:stretch;
        box-shadow:var(--soft-shadow)}
      .nav.open a{min-height:44px;padding:10px 12px}
      .page-hero{padding:55px 0}.page-hero-grid,.benefit-grid,.detail-grid{grid-template-columns:1fr;gap:35px}
      .page-hero h1{font-size:44px}.steps{grid-template-columns:repeat(2,1fr);gap:25px}
      .steps:before{display:none}.step p{max-width:none}
      .footer-grid{grid-template-columns:1.5fr 1fr 1fr}
      .footer-grid>div:last-child{grid-column:2 / 4}
    }
    @media(max-width:576px){
      .container{width:calc(100% - 32px)}
      .top-strip .strip-inner{justify-content:center;text-align:center;padding:5px 0}
      .strip-inner span{display:none}
      .logo{min-width:0}.logo-text{font-size:14px}.logo-text small{font-size:8px;letter-spacing:.5px}
      .page-hero{padding:42px 0 45px}.page-hero h1{font-size:36px;letter-spacing:-1px}
      .hero-copy{font-size:15px}.hero-notes{gap:15px;flex-wrap:wrap}
      .download-console{padding:22px;min-height:0}.device-board{grid-template-columns:110px 1fr;gap:15px}
      .phone{width:105px;height:205px}.console-info h2{font-size:21px}
      .qr-area{margin-top:12px}.qr{width:62px;height:62px}
      section{padding:60px 0}.section-head{display:block}.section-head h2{font-size:27px;margin-bottom:10px}
      .benefit-main{padding:26px 22px}.benefit-points{gap:15px}
      .steps{grid-template-columns:1fr 1fr;gap:20px 12px}.step-number{width:48px;height:48px;border-radius:14px;font-size:17px}
      .step h3{font-size:15px}.step p{font-size:12px}
      .detail-copy h2{font-size:26px}.cta{display:block;padding:30px 24px;margin-bottom:55px}.cta h2{font-size:24px}.cta .btn{margin-top:23px;width:100%}
      .footer{padding-top:45px}.footer-grid{grid-template-columns:1fr 1fr;gap:25px}
      .footer-grid>div:first-child{grid-column:1 / 3}.footer-grid>div:last-child{grid-column:1 / 3}
      .footer-bottom{display:block}.footer-bottom span{display:block;margin-top:6px}
    }
    @media(prefers-reduced-motion:reduce){
      *,*:before,*:after{scroll-behavior:auto!important;transition:none!important}
    }

/* roulang page: category3 */
:root{
      --coral:#f26b4f;
      --coral-dark:#d9543b;
      --grape:#7651a8;
      --grape-deep:#42264f;
      --berry:#29172f;
      --ink:#302535;
      --muted:#776d7b;
      --paper:#fffdfb;
      --lavender:#f1edf5;
      --line:#e8e0e7;
      --white:#ffffff;
      --shadow:0 18px 45px rgba(65,35,65,.10);
      --soft-shadow:0 8px 24px rgba(65,35,65,.07);
      --radius:18px;
      --container:1200px;
    }
    *,*::before,*::after{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:var(--paper);line-height:1.7}
    a{color:inherit;text-decoration:none}
    a:hover{text-decoration:none}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    button{cursor:pointer;border:0}
    .container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
    .site-header{position:sticky;top:0;z-index:30;background:rgba(255,253,251,.97);border-bottom:1px solid var(--line)}
    .header-row{height:78px;display:flex;align-items:center;gap:28px}
    .logo{display:flex;align-items:center;gap:11px;min-width:275px}
    .logo-mark{width:38px;height:38px;border-radius:12px;background:var(--coral);color:#fff;display:grid;place-items:center;font-weight:900;font-size:19px;transform:rotate(-8deg)}
    .logo-text{font-size:16px;font-weight:800;line-height:1.25;color:var(--berry)}
    .logo-text small{display:block;font-size:10px;letter-spacing:1px;color:var(--grape);font-weight:700;margin-top:3px}
    .nav{display:flex;align-items:center;gap:4px;flex:1}
    .nav a{font-size:14px;font-weight:700;padding:10px 12px;border-radius:9px;position:relative;white-space:nowrap;color:#594e5e}
    .nav a:hover,.nav a:focus,.nav a.active{color:var(--coral-dark);background:#fff1ed}
    .nav a.active:after{content:"";height:3px;width:18px;background:var(--coral);position:absolute;bottom:2px;left:50%;transform:translateX(-50%);border-radius:3px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:0 20px;border-radius:12px;font-weight:800;transition:.25s ease}
    .btn:hover{transform:translateY(-2px);box-shadow:0 9px 18px rgba(65,35,65,.14)}
    .btn:focus-visible,.nav a:focus-visible,.faq-q:focus-visible,.search-box input:focus{outline:3px solid rgba(242,107,79,.35);outline-offset:3px}
    .btn-primary{background:var(--coral);color:#fff}
    .btn-primary:hover{background:var(--coral-dark);color:#fff}
    .btn-light{background:#fff;color:var(--grape);border:1px solid #ded2e4}
    .menu-toggle{display:none;background:var(--lavender);width:44px;height:44px;border-radius:10px;color:var(--berry);font-size:22px}
    .guide-hero{padding:74px 0 68px;background:#f7f1f4;border-bottom:1px solid var(--line)}
    .guide-hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:70px;align-items:center}
    .eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--coral-dark);font-size:13px;font-weight:900;letter-spacing:1px}
    .eyebrow:before{content:"";width:25px;height:3px;background:var(--coral);border-radius:4px}
    h1,h2,h3,h4,p{margin-top:0}
    .guide-hero h1{font-size:clamp(36px,4.7vw,62px);line-height:1.15;letter-spacing:-1px;color:var(--berry);margin:18px 0 22px;max-width:650px}
    .guide-hero h1 span{color:var(--coral)}
    .hero-copy{font-size:17px;color:var(--muted);max-width:590px;margin-bottom:28px}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap}
    .hero-notes{display:flex;gap:28px;margin-top:27px;color:var(--muted);font-size:13px}
    .hero-notes strong{display:block;color:var(--berry);font-size:16px}
    .guide-map{position:relative;min-height:355px;background:var(--grape-deep);border-radius:28px;padding:30px;color:#fff;box-shadow:var(--shadow);overflow:hidden}
    .guide-map:before{content:"";position:absolute;width:230px;height:230px;border:34px solid rgba(242,107,79,.35);border-radius:50%;right:-76px;top:-78px}
    .guide-map:after{content:"";position:absolute;width:145px;height:145px;background:rgba(145,108,186,.32);border-radius:50%;left:-60px;bottom:-58px}
    .map-title{position:relative;z-index:1;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid rgba(255,255,255,.18);padding-bottom:17px}
    .map-title strong{font-size:19px}
    .map-status{font-size:11px;padding:5px 9px;border-radius:7px;background:var(--coral);font-weight:800}
    .route{position:relative;z-index:1;margin:25px 0 0 8px;border-left:2px solid rgba(255,255,255,.35)}
    .route-item{position:relative;padding:0 0 22px 28px}
    .route-item:last-child{padding-bottom:0}
    .route-item:before{content:"";position:absolute;left:-9px;top:4px;width:16px;height:16px;border-radius:50%;background:var(--coral);border:4px solid var(--grape-deep)}
    .route-item strong{display:block;font-size:15px}
    .route-item span{display:block;color:#dbcfe0;font-size:12px;margin-top:3px}
    section{padding:84px 0}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:30px}
    .section-head h2{font-size:32px;line-height:1.25;color:var(--berry);margin:8px 0 0}
    .section-head p{color:var(--muted);max-width:540px;font-size:14px;margin-bottom:0}
    .topic-layout{display:grid;grid-template-columns:280px 1fr;gap:24px;align-items:start}
    .topic-nav{background:#fbf8fb;border:1px solid var(--line);border-radius:18px;padding:12px}
    .topic-nav a{display:flex;justify-content:space-between;align-items:center;padding:15px 16px;border-radius:11px;color:var(--muted);font-weight:800;font-size:14px;transition:.2s}
    .topic-nav a:hover,.topic-nav a.active{background:#fff0ec;color:var(--coral-dark)}
    .topic-nav a span{font-size:12px;color:var(--grape)}
    .guide-list{border-top:2px solid var(--berry)}
    .guide-item{display:grid;grid-template-columns:58px 1fr 90px 25px;gap:16px;align-items:center;padding:21px 10px;border-bottom:1px solid var(--line);transition:.2s}
    .guide-item:hover{background:#fff7f4;padding-left:16px}
    .guide-number{font-size:24px;font-weight:900;color:var(--grape);font-family:Georgia,serif}
    .guide-item h3{font-size:16px;color:var(--berry);margin:0 0 4px}
    .guide-item p{font-size:13px;color:var(--muted);margin:0}
    .guide-time{font-size:12px;color:var(--muted);text-align:right}
    .guide-arrow{font-size:21px;color:var(--coral);text-align:right}
    .path-section{background:#fbf8fb}
    .path-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--line);background:#fff;border-radius:20px;overflow:hidden}
    .path-card{padding:27px 23px;min-height:190px;border-right:1px solid var(--line);position:relative}
    .path-card:last-child{border-right:0}
    .path-card:after{content:"→";position:absolute;right:16px;top:22px;color:var(--coral);font-size:23px}
    .path-icon{width:42px;height:42px;border-radius:12px;background:#fff0ec;color:var(--coral-dark);display:grid;place-items:center;font-weight:900;margin-bottom:18px}
    .path-card h3{font-size:17px;color:var(--berry);margin-bottom:7px}
    .path-card p{font-size:13px;color:var(--muted);margin:0}
    .notice-band{padding:22px 25px;border-left:4px solid var(--coral);background:#fff4f0;border-radius:0 14px 14px 0;color:var(--ink);font-size:14px}
    .notice-band strong{color:var(--coral-dark)}
    .faq-section{background:#fff}
    .faq-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:60px;align-items:start}
    .faq-intro h2{font-size:32px;color:var(--berry);line-height:1.3;margin:10px 0 15px}
    .faq-intro p{color:var(--muted);font-size:15px}
    .faq-list{border-top:1px solid var(--line)}
    .faq-item{border-bottom:1px solid var(--line)}
    .faq-q{width:100%;min-height:64px;padding:17px 4px;display:flex;justify-content:space-between;align-items:center;text-align:left;background:transparent;color:var(--berry);font-weight:800}
    .faq-q span:last-child{font-size:22px;color:var(--coral);transition:.2s}
    .faq-q[aria-expanded="true"] span:last-child{transform:rotate(45deg)}
    .faq-a{display:none;padding:0 35px 19px 4px;color:var(--muted);font-size:14px}
    .faq-a.open{display:block}
    .cta{padding:62px 0;background:var(--berry);color:#fff}
    .cta-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}
    .cta h2{font-size:30px;line-height:1.3;margin:0 0 9px}
    .cta p{color:#d9cedd;margin:0;font-size:14px}
    .footer{background:var(--berry);color:#fff;border-top:1px solid rgba(255,255,255,.12)}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:42px;padding:64px 0 48px}
    .footer .logo-text{color:#fff}
    .footer .logo-text small{color:#d9b9e9}
    .footer p{color:#c5b5ca;font-size:13px}
    .footer h3{font-size:14px;margin:0 0 17px;color:#fff}
    .footer a{display:block;color:#c5b5ca;font-size:13px;margin:10px 0}
    .footer a:hover{color:#ff9a84}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid rgba(255,255,255,.13);padding:19px 0;color:#ac98b3;font-size:12px}
    @media (max-width:1100px){
      .header-row{gap:14px}.logo{min-width:230px}.nav a{padding:9px 7px;font-size:13px}
      .guide-hero-grid{gap:38px}.topic-layout{grid-template-columns:230px 1fr}
    }
    @media (max-width:768px){
      .container{width:min(100% - 32px,var(--container))}
      .header-row{height:68px;justify-content:space-between}.logo{min-width:0}.logo-text{font-size:14px}.logo-text small{font-size:9px}
      .nav{display:none;position:absolute;left:16px;right:16px;top:76px;padding:12px;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
      .nav.open{display:flex}.nav a{padding:13px 15px}.header-row>.btn{display:none}.menu-toggle{display:block}
      .guide-hero{padding:56px 0 50px}.guide-hero-grid,.faq-grid{grid-template-columns:1fr;gap:38px}
      .guide-hero h1{font-size:40px}.guide-map{min-height:320px}
      section{padding:62px 0}.section-head{display:block}.section-head p{margin-top:14px}
      .topic-layout{grid-template-columns:1fr}.topic-nav{display:grid;grid-template-columns:1fr 1fr;gap:4px}
      .guide-item{grid-template-columns:42px 1fr 25px}.guide-time{display:none}
      .path-grid{grid-template-columns:1fr 1fr}.path-card{border-bottom:1px solid var(--line)}.path-card:nth-child(2){border-right:0}.path-card:nth-child(3),.path-card:nth-child(4){border-bottom:0}
      .cta-inner{display:block}.cta .btn{margin-top:24px}
      .footer-grid{grid-template-columns:1fr 1fr;gap:30px;padding:48px 0 35px}.footer-brand{grid-column:1/-1}
    }
    @media (max-width:520px){
      .hero-actions .btn{width:100%}.hero-notes{gap:16px;flex-wrap:wrap}.guide-hero h1{font-size:34px}
      .topic-nav{display:block}.guide-item{gap:10px;padding:18px 4px}.guide-item h3{font-size:15px}.guide-item p{font-size:12px}
      .path-grid{grid-template-columns:1fr}.path-card,.path-card:nth-child(2),.path-card:nth-child(3){border-right:0;border-bottom:1px solid var(--line)}.path-card:last-child{border-bottom:0}
      .footer-grid{grid-template-columns:1fr}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:6px}
    }
    @media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.btn,.guide-item,.topic-nav a{transition:none}}

/* roulang page: category5 */
:root{
      --coral:#f26b4f;
      --coral-dark:#d9543b;
      --grape:#7651a8;
      --grape-deep:#42264f;
      --berry:#29172f;
      --ink:#302535;
      --muted:#776d7b;
      --paper:#fffdfb;
      --lavender:#f1edf5;
      --line:#e8e0e7;
      --shadow:0 18px 45px rgba(65,35,65,.10);
      --soft-shadow:0 8px 24px rgba(65,35,65,.07);
      --radius:18px;
      --container:1200px;
    }
    *,*:before,*:after{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:var(--paper);line-height:1.7}
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    button{cursor:pointer;border:0}
    .container{width:min(var(--container),calc(100% - 48px));margin:auto}
    .site-header{background:rgba(255,253,251,.97);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
    .header-row{height:78px;display:flex;align-items:center;gap:32px}
    .logo{display:flex;align-items:center;gap:11px;min-width:275px}
    .logo-mark{width:38px;height:38px;border-radius:12px;background:var(--coral);color:#fff;display:grid;place-items:center;font-weight:900;font-size:19px;transform:rotate(-8deg)}
    .logo-text{font-size:16px;font-weight:800;line-height:1.25;color:var(--berry)}
    .logo-text small{display:block;font-size:10px;letter-spacing:1.2px;color:var(--grape);font-weight:700;margin-top:3px}
    .nav{display:flex;align-items:center;gap:4px;flex:1}
    .nav a{font-size:14px;font-weight:700;padding:10px 12px;border-radius:9px;position:relative;white-space:nowrap;color:#594e5e}
    .nav a:hover,.nav a:focus,.nav a.active{color:var(--coral-dark);background:#fff1ed}
    .nav a.active:after{content:"";height:3px;width:18px;background:var(--coral);position:absolute;bottom:2px;left:50%;transform:translateX(-50%);border-radius:3px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:0 20px;border-radius:12px;font-weight:800;transition:.25s ease}
    .btn:hover{transform:translateY(-2px);box-shadow:0 9px 18px rgba(65,35,65,.14)}
    .btn:focus-visible,.nav a:focus-visible,.faq-q:focus-visible,.menu-toggle:focus-visible{outline:3px solid rgba(242,107,79,.35);outline-offset:3px}
    .btn-primary{background:var(--coral);color:#fff}
    .btn-primary:hover{background:var(--coral-dark);color:#fff}
    .btn-light{background:#fff;color:var(--grape);border:1px solid #ded2e4}
    .menu-toggle{display:none;background:var(--lavender);width:44px;height:44px;border-radius:10px;color:var(--berry);font-size:22px}
    .notice-bar{background:var(--berry);color:#eadfea;font-size:12px;padding:7px 0}
    .notice-bar .container{display:flex;justify-content:space-between;align-items:center}
    .notice-bar strong{color:#ffb09b;margin-right:10px}
    .guide-hero{padding:72px 0 64px;background:linear-gradient(135deg,#fffdfb 0%,#f4eef6 100%);position:relative;overflow:hidden}
    .guide-hero:after{content:"";position:absolute;width:290px;height:290px;border:34px solid rgba(242,107,79,.12);border-radius:50%;right:-90px;top:-100px}
    .hero-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.1fr .9fr;gap:70px;align-items:center}
    .eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--coral-dark);font-size:13px;font-weight:900;letter-spacing:1px}
    .eyebrow:before{content:"";width:25px;height:3px;background:var(--coral);border-radius:4px}
    h1{font-size:clamp(36px,5vw,62px);line-height:1.15;letter-spacing:-2px;margin:18px 0;color:var(--berry);max-width:680px}
    .hero-copy{font-size:17px;color:var(--muted);max-width:630px;margin:0 0 28px}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap}
    .hero-note{display:flex;gap:25px;margin-top:28px;font-size:13px;color:var(--muted)}
    .hero-note strong{display:block;color:var(--berry);font-size:16px}
    .guide-index{background:#fff;border:1px solid var(--line);border-radius:24px;padding:24px;box-shadow:var(--shadow)}
    .guide-index h2{font-size:18px;color:var(--berry);margin:0 0 18px}
    .index-line{display:flex;align-items:center;gap:14px;padding:14px 0;border-bottom:1px solid var(--line)}
    .index-line:last-child{border-bottom:0}
    .index-number{width:34px;height:34px;display:grid;place-items:center;border-radius:10px;background:#fff0eb;color:var(--coral-dark);font-weight:900;font-size:14px}
    .index-line strong{display:block;font-size:14px;color:var(--berry)}
    .index-line span{display:block;font-size:12px;color:var(--muted)}
    section{padding:84px 0}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:35px}
    .section-head h2{font-size:32px;line-height:1.25;color:var(--berry);margin:9px 0 0}
    .section-head p{max-width:520px;color:var(--muted);font-size:14px;margin:0}
    .route-section{background:#fbf8fb}
    .route{position:relative;max-width:940px;margin:auto}
    .route:before{content:"";position:absolute;left:29px;top:26px;bottom:26px;width:2px;background:#dfd0e3}
    .route-step{display:grid;grid-template-columns:60px 1fr;gap:24px;position:relative;margin-bottom:24px}
    .route-step:last-child{margin-bottom:0}
    .step-number{width:60px;height:60px;border-radius:18px;background:var(--grape);color:#fff;display:grid;place-items:center;font-size:20px;font-weight:900;position:relative;z-index:1;box-shadow:0 0 0 8px #fbf8fb}
    .step-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px 25px;display:flex;justify-content:space-between;align-items:center;gap:25px;transition:.25s ease}
    .step-card:hover{border-color:#d1b8dd;box-shadow:var(--soft-shadow);transform:translateX(3px)}
    .step-card h3{font-size:19px;color:var(--berry);margin:0 0 7px}
    .step-card p{font-size:14px;color:var(--muted);margin:0;max-width:700px}
    .step-label{display:inline-block;color:var(--coral-dark);font-size:11px;font-weight:900;background:#fff0eb;padding:4px 9px;border-radius:6px;margin-bottom:8px}
    .step-arrow{font-size:24px;color:var(--coral);flex:none}
    .tips{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:26px}
    .tip-card{border-radius:20px;padding:27px;background:var(--berry);color:#fff;min-height:180px}
    .tip-card.alt{background:#f4edf7;color:var(--berry)}
    .tip-card h3{font-size:20px;margin:0 0 10px}
    .tip-card p{font-size:14px;color:#d7c9dc;margin:0}
    .tip-card.alt p{color:var(--muted)}
    .tip-icon{width:42px;height:42px;border-radius:13px;background:var(--coral);display:grid;place-items:center;font-size:20px;margin-bottom:16px}
    .content-split{display:grid;grid-template-columns:.86fr 1.14fr;gap:54px;align-items:start}
    .visual-panel{background:var(--grape-deep);border-radius:25px;padding:30px;color:#fff;min-height:330px;position:relative;overflow:hidden}
    .visual-panel:before{content:"c7";position:absolute;right:20px;bottom:-35px;font-size:180px;font-weight:900;color:rgba(255,255,255,.06)}
    .visual-panel h2{font-size:28px;line-height:1.3;margin:0 0 15px;position:relative}
    .visual-panel p{color:#d9cce0;font-size:14px;position:relative;max-width:360px}
    .visual-list{position:relative;margin-top:30px;display:grid;gap:11px}
    .visual-list span{display:flex;align-items:center;gap:10px;font-size:13px;color:#f8edf9}
    .visual-list i{width:8px;height:8px;border-radius:50%;background:var(--coral);display:inline-block}
    .help-list{border-top:2px solid var(--berry)}
    .help-item{display:flex;gap:18px;padding:21px 0;border-bottom:1px solid var(--line)}
    .help-item b{color:var(--coral-dark);font-size:13px;min-width:80px}
    .help-item h3{font-size:17px;color:var(--berry);margin:0 0 5px}
    .help-item p{font-size:14px;color:var(--muted);margin:0}
    .faq-section{background:#f8f3f7}
    .faq-wrap{max-width:900px;margin:auto}
    .faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;margin-bottom:12px;overflow:hidden}
    .faq-q{width:100%;min-height:60px;background:#fff;color:var(--berry);display:flex;align-items:center;justify-content:space-between;text-align:left;padding:0 20px;font-weight:800}
    .faq-q:hover{background:#fff8f5;color:var(--coral-dark)}
    .faq-q span:last-child{font-size:22px;color:var(--coral);transition:.2s}
    .faq-a{display:none;padding:0 20px 18px;color:var(--muted);font-size:14px}
    .faq-item.open .faq-a{display:block}
    .faq-item.open .faq-q span:last-child{transform:rotate(45deg)}
    .cta{padding:66px 0}
    .cta-box{background:var(--coral);border-radius:24px;padding:38px 46px;display:flex;justify-content:space-between;align-items:center;gap:25px;color:#fff;box-shadow:var(--shadow)}
    .cta-box h2{margin:0 0 7px;font-size:28px}
    .cta-box p{margin:0;color:#fff0eb;font-size:14px}
    .cta-box .btn{background:#fff;color:var(--berry)}
    .footer{background:var(--berry);color:#cdbdd1;padding-top:58px}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.15fr;gap:35px;padding-bottom:45px}
    .footer .logo-text{color:#fff}
    .footer .logo-text small{color:#d4a8c7}
    .footer h3{font-size:14px;color:#fff;margin:4px 0 18px}
    .footer-grid>div>a:not(.logo){display:block;font-size:13px;margin:10px 0;color:#cdbdd1;transition:.2s}
    .footer-grid>div>a:not(.logo):hover{color:#ff9e87;padding-left:4px}
    .footer p{font-size:12px;line-height:1.7;margin:8px 0;color:#a995ad}
    .footer-bottom{border-top:1px solid rgba(255,255,255,.12);display:flex;justify-content:space-between;padding:18px 0;font-size:12px;color:#a995ad}
    @media(max-width:1100px){
      .header-row{gap:15px}.logo{min-width:235px}.nav a{padding:9px 7px;font-size:13px}
      .hero-inner{gap:40px}
    }
    @media(max-width:850px){
      .header-row{height:70px}.menu-toggle{display:block;margin-left:auto}.header-row>.btn-primary{display:none}
      .nav{display:none;position:absolute;left:24px;right:24px;top:78px;padding:12px;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
      .nav.open{display:flex}.nav a{padding:13px 15px}.nav a.active:after{left:15px;transform:none}
      .hero-inner,.content-split{grid-template-columns:1fr}.guide-hero{padding:55px 0}.guide-index{max-width:600px}
      .footer-grid{grid-template-columns:1.3fr 1fr 1fr}
      .footer-grid>div:last-child{grid-column:2 / 4}
    }
    @media(max-width:600px){
      .container{width:min(var(--container),calc(100% - 32px))}
      .notice-bar .container{display:block;text-align:center}.notice-bar{font-size:11px}
      h1{font-size:39px;letter-spacing:-1px}.hero-copy{font-size:15px}
      .hero-note{gap:14px}.guide-index{padding:19px}.index-line{padding:12px 0}
      section{padding:60px 0}.section-head{display:block}.section-head p{margin-top:14px}
      .section-head h2{font-size:27px}.route-step{grid-template-columns:45px 1fr;gap:14px}.route:before{left:22px}
      .step-number{width:45px;height:45px;border-radius:13px;font-size:16px;box-shadow:0 0 0 6px #fbf8fb}
      .step-card{display:block;padding:18px}.step-card h3{font-size:17px}.step-arrow{display:none}
      .tips{grid-template-columns:1fr}.visual-panel{min-height:280px}.help-item{display:block}.help-item b{display:block;margin-bottom:6px}
      .cta{padding:45px 0}.cta-box{display:block;padding:29px 24px}.cta-box h2{font-size:24px}.cta-box .btn{margin-top:22px;width:100%}
      .footer-grid{grid-template-columns:1fr 1fr;gap:26px}.footer-grid>div:last-child{grid-column:1 / 3}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:5px}
    }
    @media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}

/* roulang page: category4 */
:root{
      --coral:#f26b4f;
      --coral-dark:#d9543b;
      --grape:#7651a8;
      --grape-deep:#42264f;
      --berry:#29172f;
      --ink:#302535;
      --muted:#776d7b;
      --paper:#fffdfb;
      --lavender:#f1edf5;
      --line:#e8e0e7;
      --soft-line:#f2ebf1;
      --shadow:0 18px 45px rgba(65,35,65,.10);
      --soft-shadow:0 8px 24px rgba(65,35,65,.07);
      --radius:18px;
      --container:1200px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:var(--paper);line-height:1.7}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input{font:inherit}
    button{border:0;cursor:pointer}
    .container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
    .site-header{background:rgba(255,253,251,.97);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
    .header-row{height:78px;display:flex;align-items:center;gap:30px}
    .logo{display:flex;align-items:center;gap:11px;min-width:275px}
    .logo-mark{width:38px;height:38px;border-radius:12px;background:var(--coral);color:#fff;display:grid;place-items:center;font-weight:900;font-size:19px;transform:rotate(-8deg)}
    .logo-text{font-size:16px;font-weight:800;line-height:1.25;color:var(--berry)}
    .logo-text small{display:block;font-size:10px;letter-spacing:1.2px;color:var(--grape);font-weight:700;margin-top:3px}
    .nav{display:flex;align-items:center;gap:4px;flex:1}
    .nav a{font-size:14px;font-weight:700;padding:10px 12px;border-radius:9px;position:relative;white-space:nowrap;color:#594e5e;transition:.2s ease}
    .nav a:hover,.nav a:focus,.nav a.active{color:var(--coral-dark);background:#fff1ed}
    .nav a.active:after{content:"";height:3px;width:18px;background:var(--coral);position:absolute;bottom:2px;left:50%;transform:translateX(-50%);border-radius:3px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:0 20px;border-radius:12px;font-weight:800;transition:.25s ease}
    .btn:hover{transform:translateY(-2px);box-shadow:0 9px 18px rgba(65,35,65,.14)}
    .btn:focus-visible,.nav a:focus-visible,.faq-q:focus-visible{outline:3px solid rgba(242,107,79,.35);outline-offset:3px}
    .btn-primary{background:var(--coral);color:#fff}
    .btn-primary:hover{background:var(--coral-dark);color:#fff}
    .btn-light{background:#fff;color:var(--grape);border:1px solid #ded2e4}
    .menu-toggle{display:none;background:var(--lavender);width:44px;height:44px;border-radius:10px;color:var(--berry);font-size:22px}
    .notice-bar{background:var(--berry);color:#f8edf8;font-size:12px}
    .notice-bar .container{min-height:32px;display:flex;align-items:center;justify-content:space-between;gap:15px}
    .notice-bar strong{color:#ffb19e}
    .hero{padding:74px 0 68px;background:linear-gradient(135deg,#fffdfb 0%,#f6f0f7 100%);overflow:hidden}
    .hero-layout{display:grid;grid-template-columns:1.05fr .95fr;gap:70px;align-items:center}
    .eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--coral-dark);font-size:13px;font-weight:900;letter-spacing:1px}
    .eyebrow:before,.section-kicker:before{content:"";width:25px;height:3px;background:var(--coral);border-radius:4px}
    h1{font-size:clamp(36px,5vw,62px);line-height:1.15;letter-spacing:-2px;margin:18px 0 21px;color:var(--berry)}
    .hero-copy{font-size:17px;color:var(--muted);max-width:590px;margin:0 0 28px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px}
    .hero-facts{display:flex;gap:28px;margin-top:29px;color:var(--muted);font-size:13px}
    .hero-facts strong{display:block;font-size:16px;color:var(--berry)}
    .notice-board{position:relative;background:var(--berry);border-radius:30px;padding:28px;min-height:330px;color:#fff;box-shadow:var(--shadow);overflow:hidden}
    .notice-board:before{content:"公告";position:absolute;right:-10px;top:18px;color:rgba(255,255,255,.08);font-size:130px;font-weight:900;line-height:1}
    .board-top{position:relative;z-index:1;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid rgba(255,255,255,.17);padding-bottom:20px}
    .board-top strong{font-size:20px}
    .board-top span{font-size:12px;color:#d9cbdc}
    .board-list{position:relative;z-index:1;padding-top:13px}
    .board-row{display:grid;grid-template-columns:12px 1fr auto;gap:12px;align-items:center;padding:15px 0;border-bottom:1px solid rgba(255,255,255,.12)}
    .board-row:last-child{border-bottom:0}
    .board-dot{width:9px;height:9px;background:var(--coral);border-radius:50%;box-shadow:0 0 0 5px rgba(242,107,79,.15)}
    .board-row b{font-size:14px}
    .board-row small{display:block;color:#cdbbd1;font-size:11px;margin-top:2px}
    .status{font-size:11px;padding:4px 8px;border-radius:6px;background:rgba(242,107,79,.18);color:#ffad98;white-space:nowrap}
    section{padding:86px 0}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:31px}
    .section-head h2{font-size:32px;line-height:1.25;margin:9px 0 0;color:var(--berry)}
    .section-head p{max-width:510px;margin:0;color:var(--muted);font-size:14px}
    .category-strip{border:1px solid var(--line);border-radius:16px;background:#fff;display:grid;grid-template-columns:repeat(4,1fr);overflow:hidden}
    .category-link{display:flex;align-items:center;gap:14px;padding:22px 20px;border-right:1px solid var(--line);transition:.2s ease}
    .category-link:last-child{border-right:0}
    .category-link:hover{background:#fff3ef}
    .category-icon{width:39px;height:39px;border-radius:12px;background:var(--lavender);color:var(--grape);display:grid;place-items:center;font-weight:900}
    .category-link strong{display:block;color:var(--berry);font-size:15px}
    .category-link span{display:block;font-size:12px;color:var(--muted)}
    .arrow{margin-left:auto;color:var(--coral);font-size:21px}
    .timeline-section{background:#fbf8fb}
    .notice-grid{display:grid;grid-template-columns:1fr 1.3fr;gap:28px;align-items:start}
    .intro-panel{background:var(--grape-deep);color:#fff;border-radius:24px;padding:33px;min-height:410px;position:relative;overflow:hidden}
    .intro-panel:after{content:"";position:absolute;width:210px;height:210px;right:-80px;bottom:-80px;border:34px solid rgba(242,107,79,.25);border-radius:50%}
    .intro-panel h2{position:relative;z-index:1;font-size:30px;line-height:1.3;margin:14px 0}
    .intro-panel p{position:relative;z-index:1;color:#ded3e2;font-size:14px}
    .topic-tags{position:relative;z-index:1;display:flex;flex-wrap:wrap;gap:8px;margin-top:28px}
    .topic-tags span{padding:7px 10px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.18);border-radius:8px;font-size:12px}
    .timeline{background:#fff;border:1px solid var(--line);border-radius:24px;padding:15px 24px}
    .timeline-item{display:grid;grid-template-columns:105px 23px 1fr;gap:14px;padding:22px 0;border-bottom:1px solid var(--line)}
    .timeline-item:last-child{border-bottom:0}
    .timeline-date{font-size:12px;color:var(--muted);padding-top:2px}
    .timeline-node{position:relative;width:16px;height:16px;margin-top:3px;border:4px solid #f9d6cd;border-radius:50%;background:var(--coral)}
    .timeline-item:not(:last-child) .timeline-node:after{content:"";position:absolute;width:1px;height:78px;background:#eadce9;top:13px;left:3px}
    .timeline-content h3{font-size:17px;color:var(--berry);margin:0 0 5px}
    .timeline-content p{margin:0;color:var(--muted);font-size:13px}
    .timeline-meta{display:flex;gap:10px;align-items:center;margin-top:8px;color:var(--grape);font-size:11px}
    .timeline-meta em{font-style:normal;color:var(--coral-dark);background:#fff0ec;padding:3px 7px;border-radius:5px}
    .detail-link{display:inline-block;margin-top:11px;color:var(--coral-dark);font-size:13px;font-weight:800}
    .detail-link:hover{text-decoration:underline}
    .info-band{padding:25px 0;background:#fff7f3;border-top:1px solid #f7dfd8;border-bottom:1px solid #f7dfd8}
    .info-band-inner{display:flex;align-items:center;justify-content:space-between;gap:20px}
    .info-band strong{color:var(--berry);font-size:17px}
    .info-band p{margin:4px 0 0;color:var(--muted);font-size:13px}
    .faq-layout{display:grid;grid-template-columns:.75fr 1.25fr;gap:60px}
    .faq-intro h2{font-size:31px;line-height:1.3;color:var(--berry);margin:12px 0}
    .faq-intro p{color:var(--muted);font-size:14px}
    .faq-list{border-top:2px solid var(--berry)}
    .faq-item{border-bottom:1px solid var(--line)}
    .faq-q{width:100%;min-height:64px;background:transparent;display:flex;align-items:center;justify-content:space-between;text-align:left;color:var(--berry);font-weight:800;padding:16px 2px}
    .faq-q span:last-child{color:var(--coral);font-size:22px;transition:.2s}
    .faq-q[aria-expanded="true"] span:last-child{transform:rotate(45deg)}
    .faq-a{display:none;padding:0 30px 18px 2px;color:var(--muted);font-size:14px}
    .faq-a.open{display:block}
    .cta{padding:70px 0}
    .cta-box{background:var(--berry);border-radius:25px;padding:38px 46px;display:flex;align-items:center;justify-content:space-between;gap:25px;color:#fff;position:relative;overflow:hidden}
    .cta-box:after{content:"c7";position:absolute;right:42px;top:-36px;font-size:160px;color:rgba(255,255,255,.06);font-weight:900}
    .cta-box > div{position:relative;z-index:1}
    .cta-box h2{font-size:29px;margin:0 0 8px}
    .cta-box p{color:#d9ccd9;margin:0;font-size:14px}
    .cta-box .btn{position:relative;z-index:1}
    .footer{background:var(--berry);color:#e8ddea;padding:62px 0 22px}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:35px}
    .footer .logo-text{color:#fff}
    .footer .logo-text small{color:#d6b9dd}
    .footer h3{font-size:14px;color:#fff;margin:5px 0 14px}
    .footer a:not(.logo){display:block;color:#cbb9cf;font-size:13px;margin:8px 0;transition:.2s}
    .footer a:not(.logo):hover{color:#ffab95;padding-left:3px}
    .footer p{font-size:12px;color:#bca9c0;margin:8px 0}
    .footer-bottom{border-top:1px solid rgba(255,255,255,.13);margin-top:42px;padding-top:18px;display:flex;justify-content:space-between;gap:15px;color:#ab98af;font-size:11px}
    @media (max-width:1100px){
      .header-row{gap:15px}.logo{min-width:230px}.nav a{padding:9px 7px;font-size:13px}
      .hero-layout{gap:35px}.category-link{padding:18px 14px}
    }
    @media (max-width:768px){
      .container{width:min(var(--container),calc(100% - 32px))}
      .header-row{height:70px;justify-content:space-between}
      .menu-toggle{display:block}
      .header-row > .btn-primary{display:none}
      .nav{display:none;position:absolute;top:70px;left:0;right:0;background:#fffdfb;padding:12px 16px 20px;box-shadow:var(--soft-shadow);border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch}
      .nav.open{display:flex}.nav a{min-height:46px;padding:12px 14px}
      .logo{min-width:0}.logo-text{font-size:14px}.logo-text small{font-size:9px}
      .notice-bar .container{min-height:38px}.notice-bar span:last-child{display:none}
      .hero{padding:54px 0}.hero-layout,.notice-grid,.faq-layout{grid-template-columns:1fr}
      .hero h1{font-size:42px;letter-spacing:-1px}.hero-copy{font-size:15px}
      .notice-board{min-height:300px}.category-strip{grid-template-columns:1fr 1fr}
      .category-link{border-bottom:1px solid var(--line)}.category-link:nth-child(2n){border-right:0}
      .section-head{display:block}.section-head p{margin-top:12px}
      .intro-panel{min-height:290px}.timeline-item{grid-template-columns:78px 18px 1fr;gap:10px}
      .timeline{padding:10px 17px}.timeline-item:not(:last-child) .timeline-node:after{height:105px}
      .info-band-inner,.cta-box{display:block}.info-band .btn,.cta-box .btn{margin-top:20px}
      .cta-box{padding:30px 25px}.cta-box h2{font-size:25px}
      .footer-grid{grid-template-columns:1fr 1fr;gap:28px}.footer-brand{grid-column:1/-1}
      .footer-bottom{display:block}.footer-bottom span{display:block;margin:5px 0}
    }
    @media (max-width:520px){
      .hero h1{font-size:35px}.hero-facts{gap:16px;flex-wrap:wrap}
      .category-strip{grid-template-columns:1fr}.category-link{border-right:0!important}
      .timeline-item{grid-template-columns:1fr;gap:5px}.timeline-node{display:none}
      .timeline-date{font-size:11px}.timeline-content h3{font-size:16px}
      .footer-grid{grid-template-columns:1fr}
    }
    @media (prefers-reduced-motion:reduce){
      *,*:before,*:after{scroll-behavior:auto!important;transition:none!important}
    }

/* roulang page: category6 */
:root{
      --coral:#f26b4f;
      --coral-dark:#d9543b;
      --grape:#7651a8;
      --grape-deep:#42264f;
      --berry:#29172f;
      --ink:#302535;
      --muted:#776d7b;
      --paper:#fffdfb;
      --lavender:#f1edf5;
      --line:#e8e0e7;
      --shadow:0 18px 45px rgba(65,35,65,.10);
      --soft-shadow:0 8px 24px rgba(65,35,65,.07);
      --radius:18px;
      --container:1200px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:var(--paper);line-height:1.7}
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    button{cursor:pointer;border:0}
    .container{width:min(var(--container),calc(100% - 48px));margin:auto}
    .site-header{background:rgba(255,253,251,.97);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
    .header-row{height:78px;display:flex;align-items:center;gap:30px}
    .logo{display:flex;align-items:center;gap:11px;min-width:275px}
    .logo-mark{width:38px;height:38px;border-radius:12px;background:var(--coral);color:#fff;display:grid;place-items:center;font-weight:900;font-size:19px;transform:rotate(-8deg)}
    .logo-text{font-size:16px;font-weight:800;line-height:1.25;color:var(--berry)}
    .logo-text small{display:block;font-size:10px;letter-spacing:1.2px;color:var(--grape);font-weight:700;margin-top:3px}
    .nav{display:flex;align-items:center;gap:4px;flex:1}
    .nav a{font-size:14px;font-weight:700;padding:10px 12px;border-radius:9px;position:relative;white-space:nowrap;color:#594e5e}
    .nav a:hover,.nav a:focus,.nav a.active{color:var(--coral-dark);background:#fff1ed}
    .nav a.active:after{content:"";height:3px;width:18px;background:var(--coral);position:absolute;bottom:2px;left:50%;transform:translateX(-50%);border-radius:3px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:0 20px;border-radius:12px;font-weight:800;transition:.25s ease}
    .btn:hover{transform:translateY(-2px);box-shadow:0 9px 18px rgba(65,35,65,.14)}
    .btn:focus-visible,.nav a:focus-visible,.faq-q:focus-visible,.search-input:focus-visible{outline:3px solid rgba(242,107,79,.35);outline-offset:3px}
    .btn-primary{background:var(--coral);color:#fff}
    .btn-primary:hover{background:var(--coral-dark)}
    .btn-light{background:#fff;color:var(--grape);border:1px solid #ded2e4}
    .menu-toggle{display:none;background:var(--lavender);width:44px;height:44px;border-radius:10px;color:var(--berry);font-size:22px}
    .page-hero{padding:72px 0 68px;background:linear-gradient(135deg,#fffdfb 0%,#f5eff7 100%);position:relative;overflow:hidden}
    .page-hero:after{content:"?";position:absolute;right:9%;top:14px;color:rgba(118,81,168,.08);font-size:240px;font-weight:900;line-height:1}
    .hero-inner{position:relative;z-index:1;max-width:780px}
    .eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:8px;color:var(--coral-dark);font-size:13px;font-weight:900;letter-spacing:1px}
    .eyebrow:before{content:"";width:25px;height:3px;background:var(--coral);border-radius:4px}
    h1,h2,h3,p{margin-top:0}
    .page-hero h1{font-size:clamp(35px,5vw,58px);line-height:1.16;letter-spacing:-2px;margin:18px 0 20px;color:var(--berry)}
    .page-hero h1 span{color:var(--coral)}
    .hero-copy{font-size:17px;color:var(--muted);max-width:710px;margin-bottom:24px}
    .breadcrumb{display:flex;flex-wrap:wrap;gap:9px;color:var(--muted);font-size:13px}
    .breadcrumb a:hover{color:var(--coral-dark)}
    .breadcrumb .current{color:var(--berry);font-weight:700}
    section{padding:76px 0}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:30px}
    .section-head h2{font-size:32px;color:var(--berry);line-height:1.25;margin:9px 0 0}
    .section-head p{color:var(--muted);max-width:540px;font-size:14px;margin-bottom:0}
    .question-tools{background:#fbf8fb;border:1px solid var(--line);border-radius:24px;padding:28px;margin-bottom:42px;display:grid;grid-template-columns:1fr auto;gap:24px;align-items:center}
    .search-label{font-size:18px;font-weight:800;color:var(--berry);margin-bottom:10px}
    .search-wrap{display:flex;max-width:650px}
    .search-input{width:100%;height:50px;border:1px solid #dcd1df;border-right:0;border-radius:11px 0 0 11px;background:#fff;padding:0 16px;color:var(--ink)}
    .search-input::placeholder{color:#a39aa6}
    .search-btn{height:50px;padding:0 22px;border-radius:0 11px 11px 0;background:var(--grape);color:#fff;font-weight:800}
    .search-btn:hover{background:var(--grape-deep)}
    .tool-note{font-size:13px;color:var(--muted);max-width:240px}
    .topic-tabs{display:flex;flex-wrap:wrap;gap:9px}
    .topic-tab{padding:8px 13px;border-radius:9px;background:#fff;border:1px solid var(--line);color:var(--muted);font-size:13px;font-weight:700;transition:.2s}
    .topic-tab:hover,.topic-tab.active{background:var(--coral);border-color:var(--coral);color:#fff}
    .faq-layout{display:grid;grid-template-columns:250px 1fr;gap:50px;align-items:start}
    .side-title{font-size:22px;color:var(--berry);margin-bottom:12px}
    .side-copy{font-size:14px;color:var(--muted);margin-bottom:22px}
    .side-list{list-style:none;padding:0;margin:0;border-left:2px solid var(--line)}
    .side-list li{margin:0}
    .side-list a{display:block;padding:10px 0 10px 17px;color:var(--muted);font-size:14px;position:relative}
    .side-list a:hover,.side-list a.active{color:var(--coral-dark);font-weight:800}
    .side-list a.active:before{content:"";position:absolute;left:-2px;top:0;bottom:0;width:3px;background:var(--coral);border-radius:3px}
    .faq-group{margin-bottom:38px}
    .faq-group h3{font-size:21px;color:var(--berry);display:flex;align-items:center;gap:11px;margin-bottom:15px}
    .faq-group h3:before{content:"";width:9px;height:25px;background:var(--coral);border-radius:5px}
    .faq-list{border-top:1px solid var(--line)}
    .faq-item{border-bottom:1px solid var(--line)}
    .faq-q{width:100%;min-height:67px;padding:16px 4px;display:flex;align-items:center;justify-content:space-between;gap:20px;background:transparent;color:var(--berry);text-align:left;font-weight:800;font-size:16px}
    .faq-q:hover{color:var(--coral-dark)}
    .faq-icon{width:28px;height:28px;border-radius:8px;background:var(--lavender);color:var(--grape);display:grid;place-items:center;font-size:20px;flex:none;transition:.25s}
    .faq-item.open .faq-icon{transform:rotate(45deg);background:var(--coral);color:#fff}
    .faq-a{display:none;padding:0 52px 20px 4px;color:var(--muted);font-size:14px}
    .faq-item.open .faq-a{display:block}
    .faq-a ul{padding-left:20px;margin:10px 0 0}
    .notice{margin-top:48px;padding:22px 24px;border-radius:16px;background:#fff4f0;border:1px solid #f8d4c9;color:#6b4b50;font-size:14px}
    .notice strong{color:var(--coral-dark)}
    .cta{padding:0 0 88px}
    .cta-box{background:var(--berry);border-radius:24px;padding:40px 46px;color:#fff;display:flex;justify-content:space-between;align-items:center;gap:28px;position:relative;overflow:hidden}
    .cta-box:after{content:"c7";position:absolute;right:38px;bottom:-45px;font-size:170px;font-weight:900;color:rgba(255,255,255,.06)}
    .cta-content{position:relative;z-index:1}
    .cta-box h2{font-size:29px;margin-bottom:10px}
    .cta-box p{color:#d9cbdc;margin-bottom:0;max-width:610px;font-size:14px}
    .cta-actions{position:relative;z-index:1;display:flex;gap:10px;flex-wrap:wrap}
    .footer{background:var(--berry);color:#d9cbdc;padding:58px 0 22px}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:38px}
    .footer .logo-text{color:#fff}
    .footer .logo-text small{color:#d9a5c8}
    .footer h3{font-size:15px;color:#fff;margin:4px 0 16px}
    .footer-grid>div:not(.footer-brand) a,.footer-grid>div:not(.footer-brand) p{display:block;font-size:13px;color:#c7b7cb;margin:0 0 10px}
    .footer-grid a:hover{color:#ff9b83!important}
    .footer-bottom{border-top:1px solid rgba(255,255,255,.13);margin-top:40px;padding-top:18px;display:flex;justify-content:space-between;gap:18px;font-size:12px;color:#a997ae}
    @media(max-width:1100px){
      .header-row{gap:14px}.logo{min-width:235px}.nav a{padding:9px 7px;font-size:13px}
      .faq-layout{gap:32px}
    }
    @media(max-width:820px){
      .header-row{height:70px;justify-content:space-between}.menu-toggle{display:block}.nav{display:none;position:absolute;left:24px;right:24px;top:78px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:12px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
      .nav.open{display:flex}.nav a{padding:13px 14px}.header-row>.btn{display:none}
      .page-hero{padding:58px 0}.question-tools{grid-template-columns:1fr}.tool-note{max-width:none}
      .faq-layout{grid-template-columns:1fr}.side-list{display:flex;flex-wrap:wrap;border:0;gap:8px}.side-list a{padding:8px 12px;border:1px solid var(--line);border-radius:8px;background:#fff}.side-list a.active:before{display:none}
      .cta-box{align-items:flex-start;flex-direction:column;padding:34px 28px}
    }
    @media(max-width:520px){
      .container{width:min(100% - 30px,var(--container))}
      .logo{min-width:0}.logo-text{font-size:14px}.logo-text small{font-size:8px;letter-spacing:.4px}
      .page-hero h1{font-size:35px;letter-spacing:-1px}.hero-copy{font-size:15px}
      section{padding:58px 0}.section-head{display:block}.section-head h2{font-size:27px}.section-head p{margin-top:12px}
      .question-tools{padding:21px 17px}.search-wrap{display:block}.search-input{border-right:1px solid #dcd1df;border-radius:10px;margin-bottom:9px}.search-btn{width:100%;border-radius:10px}
      .faq-q{font-size:15px;padding:14px 0}.faq-a{padding-right:10px}.cta{padding-bottom:62px}.cta-box h2{font-size:25px}
      .footer-grid{grid-template-columns:1fr 1fr;gap:28px 18px}.footer-brand{grid-column:1/-1}.footer-bottom{display:block}.footer-bottom span{display:block;margin-bottom:5px}
    }
    @media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}