/* roulang page: index */
:root{
      --ink:#241e29;
      --ink-2:#382f40;
      --plum:#72516e;
      --berry:#b86a7a;
      --berry-dark:#9c5364;
      --paper:#f7f4f5;
      --white:#fffefe;
      --apricot:#e9ddd8;
      --lavender:#f0e9ef;
      --green:#6f8e82;
      --text:#332d36;
      --muted:#706872;
      --line:#ddd3da;
      --line-dark:rgba(255,255,255,.17);
      --shadow:0 12px 28px rgba(57,40,54,.08);
      --shadow-hover:0 18px 36px rgba(57,40,54,.14);
      --radius:17px;
      --radius-sm:11px;
      --max:1200px;
      --ease:220ms cubic-bezier(.2,.7,.2,1);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;background:var(--paper);color:var(--text);
      font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
      font-size:16px;line-height:1.75;overflow-x:hidden;
    }
    body:before{
      content:"";position:fixed;inset:0;pointer-events:none;opacity:.42;z-index:-1;
      background-image:linear-gradient(rgba(114,81,110,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(114,81,110,.035) 1px,transparent 1px);
      background-size:32px 32px;
    }
    a{color:inherit;text-decoration:none;transition:color var(--ease),transform var(--ease),background var(--ease),border-color var(--ease),box-shadow var(--ease)}
    button,input,select,textarea{font:inherit}
    button{cursor:pointer}
    img{max-width:100%;display:block}
    :focus-visible{outline:3px solid rgba(184,106,122,.82);outline-offset:3px}
    .grid-container{max-width:var(--max);padding-left:24px;padding-right:24px}
    .site-header{background:var(--ink);position:relative;z-index:20;box-shadow:0 4px 18px rgba(27,20,30,.13)}
    .topbar{height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px}
    .brand{display:inline-flex;align-items:center;gap:11px;color:#fff;font-weight:750;font-size:20px;letter-spacing:.01em;white-space:nowrap}
    .brand-mark{width:29px;height:29px;border:1px solid rgba(255,255,255,.48);border-radius:9px;display:grid;grid-template-columns:repeat(2,1fr);gap:4px;padding:5px}
    .brand-mark i{background:var(--apricot);border-radius:2px;display:block}
    .brand-mark i:last-child{background:var(--berry)}
    .desktop-nav{display:flex;align-items:center;gap:5px;margin-left:auto}
    .desktop-nav a{color:rgba(255,255,255,.72);font-size:14px;font-weight:650;padding:11px 13px;border-radius:9px}
    .desktop-nav a:hover,.desktop-nav a.active{color:#fff;background:rgba(255,255,255,.1)}
    .nav-cta,.button-primary{
      display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:10px 17px;border-radius:11px;
      color:#fff;background:var(--berry);border:1px solid var(--berry);font-weight:700;font-size:14px;box-shadow:0 7px 14px rgba(184,106,122,.21)
    }
    .nav-cta:hover,.button-primary:hover{background:var(--berry-dark);border-color:var(--berry-dark);color:#fff;transform:translateY(-2px);box-shadow:0 10px 18px rgba(184,106,122,.28)}
    .button-secondary{
      display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:10px 17px;border-radius:11px;
      color:var(--plum);background:rgba(255,255,255,.7);border:1px solid rgba(114,81,110,.45);font-weight:700;font-size:14px
    }
    .button-secondary:hover{color:var(--ink);background:#fff;transform:translateY(-2px);box-shadow:var(--shadow)}
    .menu-toggle{display:none;color:#fff;background:transparent;border:1px solid rgba(255,255,255,.35);border-radius:9px;width:44px;height:44px;font-size:20px}
    .off-canvas{background:var(--ink);color:#fff;padding:22px}
    .off-canvas .brand{margin-bottom:22px}
    .mobile-menu{margin:0}
    .mobile-menu li a{color:rgba(255,255,255,.85);padding:13px 9px;border-bottom:1px solid var(--line-dark);font-weight:650}
    .mobile-menu li a:hover{color:#fff;background:rgba(255,255,255,.08)}
    .hero{padding:74px 0 88px;position:relative;overflow:hidden}
    .hero:after{content:"01";position:absolute;right:5%;top:2%;font-size:260px;line-height:1;color:rgba(114,81,110,.045);font-weight:800;pointer-events:none}
    .eyebrow,.tag{
      display:inline-flex;align-items:center;gap:7px;font-size:12px;line-height:1.35;font-weight:750;letter-spacing:.04em;border-radius:99px;padding:7px 10px
    }
    .eyebrow{color:var(--plum);background:var(--lavender);border:1px solid rgba(114,81,110,.16)}
    .dot{width:7px;height:7px;border-radius:50%;background:var(--green);display:inline-block}
    h1,h2,h3,p{margin-top:0}
    h1{font-size:52px;line-height:1.18;letter-spacing:-.04em;font-weight:800;margin:16px 0 20px;color:var(--ink)}
    h2{font-size:32px;line-height:1.3;letter-spacing:-.025em;font-weight:800;color:var(--ink);margin-bottom:13px}
    h3{font-size:19px;line-height:1.4;font-weight:750;color:var(--ink);margin-bottom:8px}
    .hero-copy{font-size:16px;color:var(--muted);max-width:560px;margin-bottom:27px}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:26px}
    .micro-list{display:flex;gap:10px;flex-wrap:wrap}
    .micro-list span{font-size:12px;color:var(--muted);display:inline-flex;align-items:center;gap:6px}
    .micro-list b{width:5px;height:5px;background:var(--berry);border-radius:50%}
    .console{
      background:rgba(255,254,254,.92);border:1px solid rgba(114,81,110,.17);border-radius:20px;padding:18px;box-shadow:var(--shadow);position:relative;z-index:1
    }
    .console-head{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);padding-bottom:14px;margin-bottom:14px}
    .console-title{font-size:14px;font-weight:800;color:var(--ink);display:flex;align-items:center;gap:8px}
    .live-status{font-size:11px;color:var(--green);font-weight:750;background:rgba(111,142,130,.13);padding:5px 8px;border-radius:999px}
    .console-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:12px}
    .folder-card{border:1px solid var(--line);background:#fff;border-radius:13px;padding:13px}
    .folder-card.highlight{background:var(--lavender);border-color:rgba(114,81,110,.25)}
    .folder-card small,.console-foot small{color:var(--muted);font-size:11px}
    .folder-card strong{display:block;font-size:14px;margin:5px 0 8px}
    .mini-lines span{height:5px;background:#ddd2da;border-radius:99px;display:block;margin:6px 0}
    .mini-lines span:nth-child(2){width:71%;background:#d1b9ca}.mini-lines span:nth-child(3){width:52%}
    .progress{height:5px;background:#e5dce2;border-radius:99px;margin-top:10px;overflow:hidden}.progress i{display:block;height:100%;background:var(--berry);border-radius:inherit}
    .console-foot{margin-top:13px;padding:12px;background:var(--ink);color:#fff;border-radius:12px;display:flex;align-items:center;justify-content:space-between;gap:10px}
    .console-foot small{color:rgba(255,255,255,.68)}.console-foot b{font-size:12px;color:var(--apricot)}
    section{padding:96px 0}
    .section-head{margin-bottom:32px;max-width:660px}.section-head p{color:var(--muted);margin-bottom:0}
    .service-layout{display:grid;grid-template-columns:280px 1fr;gap:26px;align-items:stretch}
    .service-nav{padding:8px 0}.service-nav a{display:flex;align-items:center;gap:13px;padding:14px 15px;border-left:3px solid transparent;color:var(--muted);font-size:14px;font-weight:700}
    .service-nav a b{font-size:12px;color:var(--plum);font-variant-numeric:tabular-nums}.service-nav a:hover,.service-nav a.active{border-left-color:var(--berry);background:rgba(233,221,216,.6);color:var(--ink)}
    .service-panels{display:grid;grid-template-columns:1.2fr .8fr;gap:16px}
    .service-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:23px;box-shadow:0 5px 16px rgba(57,40,54,.04);min-height:180px;position:relative}
    .service-card:first-child{grid-row:span 2;background:var(--lavender)}.service-card:hover,.sample-card:hover{transform:translateY(-4px);border-color:rgba(114,81,110,.45);box-shadow:var(--shadow-hover)}
    .icon-box{width:38px;height:38px;border-radius:11px;background:var(--ink);color:var(--apricot);display:grid;place-items:center;font-size:18px;margin-bottom:17px}
    .tag{font-size:11px;padding:5px 8px;background:rgba(114,81,110,.09);color:var(--plum);border:0}.tag.green{background:rgba(111,142,130,.14);color:#557466}.text-link{font-size:13px;font-weight:750;color:var(--plum);display:inline-flex;align-items:center;gap:6px;margin-top:10px}.text-link:hover{color:var(--berry);gap:10px}
    .data-section{background:var(--ink);color:#fff;position:relative;overflow:hidden}.data-section:before{content:"";position:absolute;inset:auto -10% 0 30%;height:80%;background:radial-gradient(ellipse,rgba(114,81,110,.38),transparent 66%);pointer-events:none}
    .data-section h2{color:#fff}.data-section .section-head p{color:rgba(255,255,255,.65)}
    .data-bar{border:1px solid var(--line-dark);border-radius:17px;display:grid;grid-template-columns:repeat(4,1fr);position:relative;z-index:1;overflow:hidden}
    .data-unit{padding:23px 21px;border-right:1px solid var(--line-dark)}.data-unit:last-child{border:0}.data-no{font-size:11px;color:var(--berry);font-weight:800;letter-spacing:.12em}.data-value{font-size:29px;line-height:1.2;color:var(--apricot);font-weight:800;margin:6px 0}.data-unit p{font-size:13px;color:rgba(255,255,255,.66);margin:0}.trend{height:5px;margin-top:16px;display:flex;align-items:flex-end;gap:3px}.trend i{display:block;width:15%;border-radius:6px 6px 0 0;background:rgba(233,221,216,.38)}.trend i:nth-child(2),.trend i:nth-child(5){height:100%;background:var(--berry)}.trend i:nth-child(1){height:40%}.trend i:nth-child(3){height:60%}.trend i:nth-child(4){height:52%}.trend i:nth-child(5){height:86%}
    .samples{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:17px}.sample-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:0 5px 15px rgba(57,40,54,.04)}
    .sample-visual{height:160px;background:var(--lavender);padding:19px;position:relative;overflow:hidden}.sample-card:first-child .sample-visual{height:225px;background:linear-gradient(135deg,#e5d7df,#f7f4f5)}
    .sample-visual:after{content:"";position:absolute;width:180px;height:180px;border:1px solid rgba(114,81,110,.2);border-radius:28px;right:-45px;bottom:-84px;transform:rotate(25deg)}.index-slab{position:relative;z-index:1;width:70%;height:100%;border:1px solid rgba(114,81,110,.22);background:rgba(255,255,255,.7);border-radius:12px;padding:13px}.index-slab b{font-size:12px;color:var(--plum)}.index-slab span{display:block;height:7px;background:#dacbd5;border-radius:99px;margin-top:13px}.index-slab span:nth-child(3){width:76%}.index-slab span:nth-child(4){width:55%;background:var(--berry)}
    .sample-body{padding:19px}.meta{font-size:11px;color:var(--muted);display:flex;gap:8px;align-items:center;margin-bottom:9px}.sample-body p{font-size:13px;color:var(--muted);margin-bottom:5px}
    .solution{background:rgba(233,221,216,.52)}.solution-layout{display:grid;grid-template-columns:310px 1fr;gap:36px}.step-rail{border-left:1px solid rgba(114,81,110,.25);padding-left:24px}.step-rail a{display:block;position:relative;padding:0 0 23px;color:var(--muted);font-size:14px;font-weight:750}.step-rail a:before{content:"";position:absolute;width:11px;height:11px;background:var(--paper);border:2px solid var(--plum);border-radius:50%;left:-30px;top:6px}.step-rail a.active,.step-rail a:hover{color:var(--berry)}.step-rail a.active:before{background:var(--berry);border-color:var(--berry)}
    .detail-panel{background:#fff;border:1px solid var(--line);padding:28px;border-radius:var(--radius);box-shadow:var(--shadow)}.detail-panel .step-no{font-size:12px;color:var(--berry);font-weight:800;letter-spacing:.12em}.detail-panel ul{margin:15px 0 0;padding:0;list-style:none}.detail-panel li{font-size:14px;color:var(--muted);padding:8px 0;border-bottom:1px solid #eee7ea}.detail-panel li:before{content:"—";color:var(--berry);padding-right:9px}.solution-banner{margin-top:24px;padding:17px 20px;border-radius:13px;background:var(--ink);color:#fff;display:flex;justify-content:space-between;align-items:center;gap:16px}.solution-banner p{font-size:13px;color:rgba(255,255,255,.7);margin:0}
    .faq-contact{display:grid;grid-template-columns:.72fr 1.28fr;gap:48px}.faq-side p{color:var(--muted)}.accordion{margin:0;background:transparent}.accordion-item{margin-bottom:9px;border:1px solid var(--line);border-radius:12px;overflow:hidden;background:#fff}.accordion-title{border:0;color:var(--ink);font-weight:750;font-size:15px;padding:16px 45px 16px 18px;line-height:1.5}.accordion-title:hover,.accordion-title:focus{background:var(--lavender);color:var(--plum)}.accordion-title::before{color:var(--berry);font-size:20px;font-weight:400;right:17px}.accordion-content{border:0;background:var(--lavender);color:var(--muted);font-size:14px;padding:0 18px 17px;line-height:1.75}.accordion-content p{margin:0}
    .contact-section{padding-top:0}.contact-desk{background:var(--white);border:1px solid var(--line);border-radius:20px;overflow:hidden;box-shadow:var(--shadow);display:grid;grid-template-columns:.84fr 1.16fr}.contact-info{background:var(--ink);padding:36px;color:#fff}.contact-info h2{color:#fff;font-size:29px}.contact-info p{color:rgba(255,255,255,.67);font-size:14px}.channel-status{margin-top:24px}.channel-status div{padding:13px 0;border-top:1px solid var(--line-dark);font-size:13px;display:flex;justify-content:space-between;gap:10px}.channel-status b{color:var(--apricot)}.contact-form{padding:34px}.contact-form label{font-size:13px;color:var(--ink);font-weight:750;margin-bottom:7px}.contact-form input,.contact-form select,.contact-form textarea{border:1px solid var(--line);border-radius:9px;box-shadow:none;background:#fcfafb;color:var(--text);margin:0 0 16px;min-height:43px}.contact-form textarea{min-height:104px;resize:vertical}.contact-form input:focus,.contact-form select:focus,.contact-form textarea:focus{border-color:var(--berry);box-shadow:0 0 0 3px rgba(184,106,122,.12)}.check-row{font-size:12px;color:var(--muted);display:flex;gap:8px;align-items:flex-start;margin-bottom:17px}.check-row input{min-height:auto;margin:5px 0 0}.form-status{display:none;margin-top:14px;border-radius:9px;padding:10px 12px;font-size:13px;background:rgba(111,142,130,.13);color:#557466;border:1px solid rgba(111,142,130,.3)}
    .site-footer{background:var(--ink);color:#fff;padding:56px 0 22px}.footer-grid{display:grid;grid-template-columns:1.4fr .8fr .95fr 1.1fr;gap:26px}.footer-brand p,.footer-col p{font-size:13px;line-height:1.7;color:rgba(255,255,255,.61);margin:13px 0 0}.footer-col h3{font-size:14px;color:var(--apricot);margin-bottom:10px}.footer-col a{display:block;min-height:32px;padding:4px 0;color:rgba(255,255,255,.67);font-size:13px}.footer-col a:hover{color:#fff;padding-left:4px}.footer-bottom{margin-top:39px;padding-top:17px;border-top:1px solid var(--line-dark);display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;color:rgba(255,255,255,.48);font-size:12px}
    @media(max-width:1024px){h1{font-size:44px}.service-layout{grid-template-columns:220px 1fr}.faq-contact{gap:28px}.footer-grid{grid-template-columns:repeat(2,1fr)}}
    @media(max-width:767px){.grid-container{padding-left:18px;padding-right:18px}.topbar{height:64px}.desktop-nav,.topbar>.nav-cta{display:none}.menu-toggle{display:block;margin-left:auto}h1{font-size:34px}.hero{padding:54px 0 62px}.hero:after{font-size:150px;right:-9%;top:10%}section{padding:65px 0}h2{font-size:26px}.hero-copy{font-size:15px}.console{margin-top:9px}.service-layout,.service-panels,.solution-layout,.faq-contact,.contact-desk{display:block}.service-nav{display:flex;overflow:auto;padding:0 0 12px;margin-bottom:13px}.service-nav a{white-space:nowrap;border-left:0;border-bottom:3px solid transparent;padding:10px 13px}.service-nav a.active,.service-nav a:hover{border-left:0;border-bottom-color:var(--berry)}.service-card{margin-bottom:12px;min-height:auto}.service-card:first-child{min-height:200px}.data-bar{grid-template-columns:repeat(2,1fr)}.data-unit:nth-child(2){border-right:0}.data-unit:nth-child(-n+2){border-bottom:1px solid var(--line-dark)}.samples{grid-template-columns:1fr}.sample-card:first-child .sample-visual{height:180px}.step-rail{display:flex;overflow:auto;border-left:0;border-bottom:1px solid rgba(114,81,110,.25);padding:0;margin-bottom:18px}.step-rail a{white-space:nowrap;padding:0 18px 13px 0;margin-right:12px}.step-rail a:before{display:none}.solution-banner{display:block}.solution-banner .button-secondary{margin-top:13px}.faq-side{margin-bottom:25px}.contact-info,.contact-form{padding:26px}.footer-grid{gap:22px}.footer-bottom{display:block}.footer-bottom span{display:block;margin-bottom:7px}}
    @media(max-width:480px){h1{font-size:31px}.console-grid{grid-template-columns:1fr}.folder-card{padding:11px}.data-unit{padding:17px 14px}.data-value{font-size:24px}.hero-actions .button-primary,.hero-actions .button-secondary{width:100%}.footer-grid{grid-template-columns:1fr 1fr;gap:17px}.footer-brand{grid-column:span 2}}

/* roulang page: category1 */
:root{
--ink:#241e29;--ink-2:#382f40;--plum:#72516e;--berry:#b86a7a;--berry-dark:#9c5364;
--paper:#f7f4f5;--white:#fffefe;--apricot:#e9ddd8;--lavender:#f0e9ef;--green:#6f8e82;
--text:#332d36;--muted:#706872;--line:#ddd3da;--line-dark:rgba(255,255,255,.17);
--shadow:0 12px 28px rgba(57,40,54,.08);--shadow-hover:0 18px 36px rgba(57,40,54,.14);
--radius:17px;--radius-sm:11px;--max:1200px;--ease:220ms cubic-bezier(.2,.7,.2,1)
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--text);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;font-size:16px;line-height:1.75;overflow-x:hidden}
body:before{content:"";position:fixed;inset:0;pointer-events:none;z-index:-1;opacity:.45;background-image:linear-gradient(rgba(114,81,110,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(114,81,110,.035) 1px,transparent 1px);background-size:32px 32px}
a{color:inherit;text-decoration:none;transition:color var(--ease),transform var(--ease),background var(--ease),border-color var(--ease),box-shadow var(--ease)}img{max-width:100%;display:block}button,input,select,textarea{font:inherit}button{cursor:pointer}p{margin-top:0}h1,h2,h3{color:var(--ink);line-height:1.3;margin-top:0}h2{font-size:30px;margin-bottom:12px}h3{font-size:18px;margin-bottom:8px}.grid-container{max-width:var(--max);padding-left:24px;padding-right:24px}
.site-header{background:var(--ink);position:relative;z-index:20;box-shadow:0 4px 18px rgba(27,20,30,.13)}.topbar{height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:inline-flex;align-items:center;gap:11px;color:#fff;font-weight:750;font-size:20px;letter-spacing:.01em;white-space:nowrap}.brand-mark{width:29px;height:29px;border:1px solid rgba(255,255,255,.48);border-radius:9px;display:grid;grid-template-columns:repeat(2,1fr);gap:4px;padding:5px}.brand-mark i{background:var(--apricot);border-radius:2px;display:block}.brand-mark i:last-child{background:var(--berry)}
.desktop-nav{display:flex;align-items:center;gap:5px;margin-left:auto}.desktop-nav a{color:rgba(255,255,255,.72);font-size:14px;font-weight:650;padding:11px 13px;border-radius:9px}.desktop-nav a:hover,.desktop-nav a.active{color:#fff;background:rgba(255,255,255,.1)}.nav-cta,.button-primary{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:10px 17px;border-radius:11px;color:#fff;background:var(--berry);border:1px solid var(--berry);font-weight:700;font-size:14px;box-shadow:0 7px 14px rgba(184,106,122,.21)}.nav-cta:hover,.button-primary:hover{background:var(--berry-dark);border-color:var(--berry-dark);color:#fff;transform:translateY(-2px);box-shadow:0 10px 18px rgba(184,106,122,.28)}.button-secondary{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:10px 17px;border-radius:11px;color:var(--plum);background:rgba(255,255,255,.72);border:1px solid rgba(114,81,110,.45);font-weight:700;font-size:14px}.button-secondary:hover{color:var(--ink);background:#fff;transform:translateY(-2px);box-shadow:var(--shadow)}.menu-toggle{display:none;color:#fff;background:transparent;border:1px solid rgba(255,255,255,.35);border-radius:9px;width:44px;height:44px;font-size:20px}.off-canvas{background:var(--ink);padding:22px}.off-canvas .brand{margin-bottom:22px}.mobile-menu{margin:0}.mobile-menu li a{color:rgba(255,255,255,.85);padding:13px 9px;border-bottom:1px solid var(--line-dark);font-weight:650}
:focus-visible{outline:3px solid var(--berry);outline-offset:3px}.breadcrumbs-wrap{background:rgba(233,221,216,.76);border-bottom:1px solid var(--line)}.breadcrumbs-bar{min-height:54px;display:flex;align-items:center;gap:12px;overflow-x:auto;white-space:nowrap;font-size:13px;color:var(--muted)}.breadcrumbs-bar::-webkit-scrollbar{display:none}.breadcrumbs-bar a:hover{color:var(--plum)}.crumb-sep{color:#a99ca6}.back-link{margin-left:auto;color:var(--plum);font-weight:750}.back-link:hover{color:var(--berry)}
main{padding-bottom:88px}.page-head{padding:58px 0 34px;position:relative}.page-head:after{content:"02";position:absolute;right:4%;top:0;font-size:180px;font-weight:800;color:rgba(114,81,110,.05);line-height:1;pointer-events:none}.eyebrow,.tag,.status{display:inline-flex;align-items:center;gap:6px;border-radius:99px;font-size:12px;font-weight:750;line-height:1.35}.eyebrow{padding:7px 10px;color:var(--plum);background:var(--lavender);border:1px solid rgba(114,81,110,.16)}.page-head h1{font-size:46px;letter-spacing:-.035em;margin:14px 0 13px}.page-head p{max-width:650px;color:var(--muted);margin-bottom:20px}.tag{padding:5px 9px;background:rgba(114,81,110,.1);color:var(--plum)}.status{padding:5px 9px;color:#557466;background:rgba(111,142,130,.14)}.head-console{background:var(--ink);color:#fff;border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);position:relative;overflow:hidden}.head-console:before{content:"";position:absolute;width:170px;height:170px;border:1px solid rgba(255,255,255,.11);border-radius:50%;right:-58px;top:-68px}.console-label{font-size:12px;color:rgba(255,255,255,.6);letter-spacing:.08em}.console-name{font-size:20px;font-weight:800;margin:8px 0 19px}.console-row{display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--line-dark);padding:11px 0;font-size:13px}.console-row strong{color:var(--apricot);font-size:15px}.console-dot{width:7px;height:7px;background:var(--green);border-radius:50%;display:inline-block;margin-right:6px}
.filter-bar{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:15px 17px;box-shadow:0 5px 16px rgba(57,40,54,.04);display:flex;align-items:center;justify-content:space-between;gap:16px;margin:4px 0 72px}.filter-list{display:flex;gap:8px;flex-wrap:wrap}.filter-pill{border:1px solid var(--line);background:#fff;color:var(--muted);border-radius:99px;padding:8px 12px;font-size:13px;font-weight:700}.filter-pill.active,.filter-pill:hover{background:var(--lavender);border-color:rgba(114,81,110,.38);color:var(--plum)}.search-view{min-width:225px;position:relative}.search-view input{height:40px;margin:0;border:1px solid var(--line);border-radius:10px;padding:8px 36px 8px 12px;background:#fbf9fa;color:var(--text);box-shadow:none;font-size:13px}.search-view:after{content:"⌕";position:absolute;right:12px;top:5px;color:var(--plum);font-size:21px}
.section{padding:0 0 88px}.section-head{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:27px}.section-head p{color:var(--muted);max-width:560px;margin:0}.feature-card,.mini-card,.index-panel,.entry-list,.faq-panel,.route-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 5px 16px rgba(57,40,54,.04)}.feature-card{min-height:310px;padding:28px;background:linear-gradient(135deg,#fffefe 0%,#f0e9ef 100%);position:relative;overflow:hidden}.feature-card:after{content:"";position:absolute;width:240px;height:240px;border:1px solid rgba(114,81,110,.16);border-radius:36px;right:-72px;bottom:-105px;transform:rotate(25deg)}.card-number{font-size:12px;letter-spacing:.1em;font-weight:800;color:var(--berry);display:block;margin-bottom:18px}.feature-card h3{font-size:25px;max-width:420px}.feature-card p,.mini-card p{color:var(--muted);font-size:14px;position:relative;z-index:1}.card-meta{display:flex;gap:10px;flex-wrap:wrap;font-size:12px;color:var(--muted);margin-top:18px}.text-link{font-size:13px;font-weight:750;color:var(--plum);display:inline-flex;align-items:center;gap:6px;margin-top:16px;position:relative;z-index:1}.text-link:hover{color:var(--berry);gap:10px}.mini-stack{display:grid;gap:14px}.mini-card{padding:18px 19px;min-height:93px}.mini-card:hover,.feature-card:hover,.route-card:hover{transform:translateY(-4px);border-color:rgba(114,81,110,.45);box-shadow:var(--shadow-hover)}.mini-card h3{font-size:16px;margin:8px 0 3px}.mini-card p{margin:0;font-size:13px;line-height:1.6}
.list-zone{background:rgba(233,221,216,.45);padding:75px 0 82px;margin-bottom:84px;border-top:1px solid rgba(114,81,110,.09);border-bottom:1px solid rgba(114,81,110,.09)}.index-panel{padding:24px;height:100%}.index-panel h3{font-size:20px}.index-nav{list-style:none;margin:19px 0 0;padding:0}.index-nav a{display:flex;align-items:center;justify-content:space-between;padding:13px 0;border-bottom:1px solid var(--line);font-size:14px;font-weight:700}.index-nav a:hover{color:var(--berry);padding-left:4px}.index-nav small{color:var(--muted);font-weight:600}.notice-box{margin-top:22px;padding:15px;border-radius:var(--radius-sm);background:var(--lavender);font-size:13px;color:var(--muted)}.entry-list{overflow:hidden}.entry{display:grid;grid-template-columns:64px 1fr auto;gap:18px;align-items:center;padding:21px 22px;border-bottom:1px solid var(--line)}.entry:last-child{border-bottom:0}.entry:hover{background:#fdfafb}.entry-code{width:46px;height:46px;border-radius:13px;display:grid;place-items:center;background:var(--lavender);color:var(--plum);font-size:13px;font-weight:800}.entry h3{font-size:17px;margin:0 0 3px}.entry p{font-size:13px;color:var(--muted);line-height:1.6;margin:0}.entry-meta{font-size:12px;color:var(--muted);margin-top:6px}.entry-arrow{color:var(--plum);font-size:22px;padding:8px}.entry-arrow:hover{color:var(--berry);transform:translateX(3px)}
.faq-intro{padding-right:32px}.faq-intro p{color:var(--muted)}.faq-note{border-left:3px solid var(--berry);padding:12px 0 12px 15px;margin-top:22px;color:var(--muted);font-size:14px}.accordion{margin:0;background:transparent}.accordion-item{margin-bottom:10px;border:1px solid var(--line);border-radius:var(--radius-sm);overflow:hidden;background:var(--white)}.accordion-title{border:0;padding:16px 46px 16px 17px;color:var(--ink);font-weight:750;font-size:15px;line-height:1.5}.accordion-title:before{color:var(--berry);font-size:22px;right:17px;margin-top:-15px}.accordion-title:hover,.accordion-title:focus{background:var(--lavender);color:var(--plum)}.accordion-content{border:0;background:var(--lavender);color:var(--muted);font-size:14px;padding:0 18px 18px}.route-grid{display:grid;grid-template-columns:1.3fr .85fr .85fr;gap:14px;margin-top:40px}.route-card{padding:20px}.route-card:first-child{background:var(--ink);border-color:var(--ink);color:#fff}.route-card:first-child h3{color:#fff}.route-card p{font-size:13px;color:var(--muted);margin:6px 0}.route-card:first-child p{color:rgba(255,255,255,.68)}.route-card .text-link{margin-top:6px}
.site-footer{background:var(--ink);color:rgba(255,255,255,.7);padding:55px 0 20px}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px}.footer-brand p{font-size:13px;line-height:1.7;margin:15px 0 0;max-width:290px}.footer-col h3{font-size:14px;color:#fff;margin:2px 0 12px}.footer-col a{display:block;padding:5px 0;font-size:13px}.footer-col a:hover{color:var(--apricot)}.footer-col p{font-size:13px;line-height:1.7;margin:0 0 7px}.footer-bottom{display:flex;justify-content:space-between;gap:18px;border-top:1px solid var(--line-dark);margin-top:35px;padding-top:17px;font-size:12px;color:rgba(255,255,255,.52)}
@media(max-width:1023px){.page-head h1{font-size:39px}.head-console{margin-top:25px}.filter-bar{align-items:flex-start}.route-grid{grid-template-columns:1fr 1fr}.route-card:first-child{grid-column:span 2}.footer-grid{grid-template-columns:1.5fr 1fr 1fr}.footer-brand{grid-row:span 2}.desktop-nav{gap:0}.desktop-nav a{padding:10px 9px}}
@media(max-width:767px){.grid-container{padding-left:18px;padding-right:18px}.desktop-nav,.nav-cta{display:none}.menu-toggle{display:block;margin-left:auto}.topbar{height:64px}.page-head{padding:42px 0 25px}.page-head h1{font-size:32px}.breadcrumbs-bar{min-height:49px}.back-link{margin-left:4px}.filter-bar{display:block;margin-bottom:56px;padding:13px}.search-view{min-width:0;margin-top:12px}.section{padding-bottom:64px}.section-head{display:block;margin-bottom:22px}.section-head h2{font-size:26px}.section-head p{font-size:14px}.feature-card{min-height:260px;padding:22px}.feature-card h3{font-size:21px}.mini-stack{margin-top:14px}.list-zone{padding:55px 0;margin-bottom:63px}.index-panel{margin-bottom:14px}.entry{grid-template-columns:47px 1fr;gap:12px;padding:17px}.entry-arrow{display:none}.entry-code{width:42px;height:42px}.entry h3{font-size:16px}.faq-intro{padding-right:0;margin-bottom:25px}.route-grid{grid-template-columns:1fr}.route-card:first-child{grid-column:auto}.footer-grid{grid-template-columns:1fr 1fr;gap:25px}.footer-brand{grid-column:span 2;grid-row:auto}.footer-bottom{display:block}.footer-bottom span{display:block;margin:4px 0}}
@media(max-width:520px){body{font-size:15px}.brand{font-size:18px}.page-head h1{font-size:30px}.filter-list{flex-wrap:nowrap;overflow-x:auto;padding-bottom:2px}.filter-list::-webkit-scrollbar{display:none}.filter-pill{white-space:nowrap}.entry p{display:none}.entry-meta{margin-top:3px}.footer-grid{grid-template-columns:1fr}.footer-brand{grid-column:auto}.footer-col a{min-height:40px;display:flex;align-items:center}}

/* roulang page: category2 */
:root{
 --ink:#241e29;--ink-2:#382f40;--plum:#72516e;--berry:#b86a7a;--berry-dark:#9c5364;
 --paper:#f7f4f5;--white:#fffefe;--apricot:#e9ddd8;--lavender:#f0e9ef;--green:#6f8e82;
 --text:#332d36;--muted:#706872;--line:#ddd3da;--line-dark:rgba(255,255,255,.17);
 --shadow:0 12px 28px rgba(57,40,54,.08);--shadow-hover:0 18px 36px rgba(57,40,54,.14);
 --radius:17px;--radius-sm:11px;--max:1200px;--ease:220ms cubic-bezier(.2,.7,.2,1);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--text);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;font-size:16px;line-height:1.75;overflow-x:hidden}
body:before{content:"";position:fixed;inset:0;pointer-events:none;z-index:-1;opacity:.46;background-image:linear-gradient(rgba(114,81,110,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(114,81,110,.035) 1px,transparent 1px);background-size:32px 32px}
a{color:inherit;text-decoration:none;transition:color var(--ease),transform var(--ease),background var(--ease),border-color var(--ease),box-shadow var(--ease)}
button,input,select,textarea{font:inherit}button{cursor:pointer}img{max-width:100%;display:block}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid rgba(184,106,122,.72);outline-offset:3px}
.grid-container{max-width:var(--max);padding-left:24px;padding-right:24px}
.site-header{background:var(--ink);position:relative;z-index:20;box-shadow:0 4px 18px rgba(27,20,30,.13)}
.topbar{height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:inline-flex;align-items:center;gap:11px;color:#fff;font-weight:750;font-size:20px;letter-spacing:.01em;white-space:nowrap}
.brand-mark{width:29px;height:29px;border:1px solid rgba(255,255,255,.48);border-radius:9px;display:grid;grid-template-columns:repeat(2,1fr);gap:4px;padding:5px}
.brand-mark i{background:var(--apricot);border-radius:2px;display:block}.brand-mark i:last-child{background:var(--berry)}
.desktop-nav{display:flex;align-items:center;gap:5px;margin-left:auto}.desktop-nav a{color:rgba(255,255,255,.72);font-size:14px;font-weight:650;padding:11px 13px;border-radius:9px}
.desktop-nav a:hover,.desktop-nav a.active{color:#fff;background:rgba(255,255,255,.1)}
.nav-cta,.button-primary{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:10px 17px;border-radius:11px;color:#fff;background:var(--berry);border:1px solid var(--berry);font-weight:700;font-size:14px;box-shadow:0 7px 14px rgba(184,106,122,.21)}
.nav-cta:hover,.button-primary:hover{background:var(--berry-dark);border-color:var(--berry-dark);color:#fff;transform:translateY(-2px);box-shadow:0 10px 18px rgba(184,106,122,.28)}
.button-secondary{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:10px 17px;border-radius:11px;color:var(--plum);background:rgba(255,255,255,.7);border:1px solid rgba(114,81,110,.45);font-weight:700;font-size:14px}
.button-secondary:hover{color:var(--ink);background:#fff;transform:translateY(-2px);box-shadow:var(--shadow)}
.menu-toggle{display:none;color:#fff;background:transparent;border:1px solid rgba(255,255,255,.35);border-radius:9px;width:44px;height:44px;font-size:20px}
.off-canvas{background:var(--ink);padding:22px}.off-canvas .brand{margin-bottom:22px}.mobile-menu{margin:0;list-style:none}.mobile-menu li a{display:block;color:rgba(255,255,255,.85);padding:13px 9px;border-bottom:1px solid var(--line-dark);font-weight:650;min-height:44px}.mobile-menu li a:hover{color:#fff;background:rgba(255,255,255,.08)}
.breadcrumb-bar{background:rgba(233,221,216,.72);border-bottom:1px solid var(--line);padding:12px 0}
.breadcrumb-inner{display:flex;align-items:center;gap:10px;min-height:32px;white-space:nowrap;overflow:auto;scrollbar-width:none}.breadcrumb-inner::-webkit-scrollbar{display:none}
.breadcrumb-inner a{font-size:13px;color:var(--plum);font-weight:700}.breadcrumb-inner a:hover{color:var(--berry)}.breadcrumb-inner span{color:var(--muted);font-size:13px}.crumb-sep{opacity:.55}
.page-head{padding:58px 0 42px;position:relative;overflow:hidden}.page-head:after{content:"02";position:absolute;right:4%;top:-42px;color:rgba(114,81,110,.06);font-weight:800;font-size:220px;line-height:1;pointer-events:none}
.eyebrow,.tag{display:inline-flex;align-items:center;gap:7px;font-size:12px;line-height:1.35;font-weight:750;letter-spacing:.04em;border-radius:99px;padding:7px 10px}
.eyebrow{color:var(--plum);background:var(--lavender);border:1px solid rgba(114,81,110,.16)}.tag{font-size:11px;padding:5px 8px;background:rgba(114,81,110,.09);color:var(--plum)}.tag.green{background:rgba(111,142,130,.14);color:#557466}.tag.berry{background:rgba(184,106,122,.13);color:#914d5c}
h1,h2,h3,p{margin-top:0}h1{font-size:48px;line-height:1.18;letter-spacing:-.025em;margin:14px 0 16px;color:var(--ink);font-weight:760}h2{font-size:31px;line-height:1.3;letter-spacing:-.02em;color:var(--ink);margin-bottom:14px}h3{font-size:19px;line-height:1.4;color:var(--ink);font-weight:720;margin-bottom:8px}
.lead{max-width:650px;color:var(--muted);margin:0;font-size:16px}.head-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);position:relative;z-index:1}
.head-card small,.muted{color:var(--muted)}.head-card h3{margin:9px 0 14px}.head-line{display:flex;justify-content:space-between;gap:12px;padding:10px 0;border-top:1px solid var(--line);font-size:13px}.head-line b{color:var(--plum)}
section{padding:78px 0}.section-kicker{display:flex;align-items:center;gap:10px;color:var(--plum);font-size:12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;margin-bottom:9px}.section-kicker:before{content:"";width:24px;height:2px;background:var(--berry)}
.timeline-layout{align-items:flex-start}.timeline{position:relative;padding-right:22px}.timeline:before{content:"";position:absolute;left:31px;top:17px;bottom:38px;width:1px;background:var(--line)}
.timeline-entry{position:relative;display:grid;grid-template-columns:64px minmax(0,1fr);gap:18px;margin-bottom:18px}.timeline-mark{position:relative;z-index:1;width:62px;height:62px;border-radius:16px;background:var(--ink);color:var(--apricot);display:flex;flex-direction:column;align-items:center;justify-content:center;font-weight:800;font-size:12px;line-height:1.15;box-shadow:0 8px 18px rgba(36,30,41,.15)}.timeline-mark small{font-size:10px;color:rgba(255,255,255,.65)}
.entry-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:20px 21px;display:flex;align-items:center;gap:18px;box-shadow:0 5px 16px rgba(57,40,54,.04);transition:var(--ease)}.entry-card:hover{transform:translateY(-3px);border-color:rgba(114,81,110,.45);box-shadow:var(--shadow-hover)}
.entry-main{flex:1;min-width:0}.entry-main p{font-size:14px;color:var(--muted);margin:0}.entry-meta{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:7px}.entry-go{width:42px;height:42px;flex:0 0 42px;border-radius:11px;border:1px solid var(--line);display:inline-flex;align-items:center;justify-content:center;color:var(--plum);font-size:20px}.entry-card:hover .entry-go{background:var(--plum);border-color:var(--plum);color:#fff}
.index-panel{position:sticky;top:22px;background:var(--lavender);border:1px solid rgba(114,81,110,.17);border-radius:var(--radius);padding:22px}.index-panel h3{margin-bottom:14px}.index-panel a{display:flex;align-items:center;gap:10px;border-bottom:1px solid rgba(114,81,110,.14);padding:12px 1px;font-size:14px;font-weight:700;color:var(--plum)}.index-panel a:last-of-type{border-bottom:0}.index-panel a:hover{color:var(--berry);padding-left:5px}.index-num{font-size:11px;color:var(--berry);font-weight:800}.notice{margin-top:18px;padding:14px;border-radius:var(--radius-sm);background:rgba(255,255,255,.62);font-size:13px;color:var(--muted);line-height:1.65}
.data-band{background:var(--ink);color:#fff;padding:38px 0;position:relative;overflow:hidden}.data-band:after{content:"";position:absolute;width:400px;height:400px;border:1px solid rgba(255,255,255,.09);border-radius:50%;right:-140px;top:-245px}.band-item{border-left:1px solid rgba(255,255,255,.17);padding:4px 22px;position:relative}.band-item:first-child{border-left:0}.band-number{font-size:25px;line-height:1.1;color:var(--apricot);font-weight:780}.band-item p{font-size:13px;color:rgba(255,255,255,.68);margin:7px 0 0}.band-label{display:inline-flex;gap:6px;align-items:center;font-size:11px;color:#fff}.band-label i{width:6px;height:6px;background:var(--berry);border-radius:50%}
.matrix{display:grid;grid-template-columns:1.25fr .75fr;gap:16px}.matrix-card{min-height:154px;border-radius:var(--radius);padding:23px;position:relative;overflow:hidden;border:1px solid var(--line);display:flex;flex-direction:column;justify-content:space-between}.matrix-card:nth-child(1){background:var(--white)}.matrix-card:nth-child(2){background:var(--apricot)}.matrix-card:nth-child(3){background:var(--lavender)}.matrix-card:nth-child(4){background:#e5ece7}.matrix-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}.matrix-card p{font-size:13px;color:var(--muted);margin:0}.matrix-card .text-link{margin-top:10px}.matrix-card:nth-child(3){grid-column:span 1}.matrix-card:nth-child(4){grid-column:span 1}
.text-link{font-size:13px;font-weight:750;color:var(--plum);display:inline-flex;align-items:center;gap:6px}.text-link:hover{color:var(--berry);gap:10px}
.faq-wrap{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow)}.accordion{background:transparent;margin:0}.accordion-item{border-bottom:1px solid var(--line)}.accordion-item:last-child{border-bottom:0}.accordion-title{position:relative;background:transparent;border:0;color:var(--ink);font-size:15px;font-weight:720;padding:17px 38px 17px 0;line-height:1.55}.accordion-title:hover,.accordion-title:focus{background:transparent;color:var(--berry)}.accordion-title:before{right:8px;color:var(--berry);font-size:20px}.accordion-content{border:0;background:var(--lavender);color:var(--muted);padding:15px 18px;margin-bottom:12px;border-radius:var(--radius-sm);font-size:14px}.accordion-content p:last-child{margin-bottom:0}
.bottom-cta{background:var(--apricot);border:1px solid rgba(114,81,110,.15);border-radius:var(--radius);padding:30px;display:flex;align-items:center;justify-content:space-between;gap:24px}.bottom-cta h2{font-size:25px;margin:0 0 5px}.bottom-cta p{margin:0;color:var(--muted);font-size:14px}
.site-footer{background:var(--ink);color:rgba(255,255,255,.72);padding:58px 0 22px;margin-top:82px}.footer-grid{display:grid;grid-template-columns:1.35fr 1fr 1fr 1.1fr;gap:34px}.footer-brand p,.footer-col p{font-size:13px;line-height:1.7;margin:15px 0 0;color:rgba(255,255,255,.62)}.footer-col h3{font-size:14px;color:#fff;margin:3px 0 12px}.footer-col a{display:block;min-height:31px;font-size:13px;color:rgba(255,255,255,.67);padding:3px 0}.footer-col a:hover{color:var(--apricot);padding-left:4px}.footer-bottom{border-top:1px solid var(--line-dark);margin-top:38px;padding-top:18px;font-size:12px;display:flex;justify-content:space-between;gap:16px;color:rgba(255,255,255,.5)}
@media(max-width:1024px){.desktop-nav{gap:0}.topbar{gap:15px}.page-head{padding-top:48px}.timeline{padding-right:0}.index-panel{position:relative;top:auto;margin-bottom:30px}.entry-card{padding:17px}.footer-grid{grid-template-columns:1.2fr 1fr 1fr}.footer-brand{grid-column:span 3}}
@media(max-width:768px){.grid-container{padding-left:18px;padding-right:18px}.desktop-nav,.nav-cta{display:none}.menu-toggle{display:inline-flex;align-items:center;justify-content:center;margin-left:auto}.topbar{height:64px}.page-head{padding:40px 0 30px}.page-head:after{font-size:145px;right:-14px;top:-12px}h1{font-size:34px}h2{font-size:26px}section{padding:58px 0}.head-card{margin-top:22px}.timeline:before{left:25px}.timeline-entry{grid-template-columns:52px minmax(0,1fr);gap:12px}.timeline-mark{width:52px;height:52px;border-radius:13px}.entry-card{display:flex;align-items:flex-start;gap:10px}.entry-go{margin-top:3px}.band-item{padding:14px 14px;border-left:0;border-top:1px solid rgba(255,255,255,.17)}.band-item:first-child{border-top:0}.matrix{grid-template-columns:1fr}.matrix-card,.matrix-card:nth-child(3),.matrix-card:nth-child(4){grid-column:auto;min-height:132px}.bottom-cta{display:block;padding:24px}.bottom-cta .button-primary{margin-top:18px}.footer-grid{grid-template-columns:1fr 1fr;gap:26px}.footer-brand{grid-column:span 2}.footer-bottom{display:block}.footer-bottom span{display:block;margin:4px 0}}
@media(max-width:520px){body{font-size:15px}.brand{font-size:18px}.breadcrumb-bar{padding:9px 0}.breadcrumb-inner{gap:8px}.page-head{padding-top:34px}h1{font-size:31px}.lead{font-size:15px}.head-card{padding:18px}.timeline-entry{grid-template-columns:46px minmax(0,1fr);gap:10px}.timeline:before{left:22px}.timeline-mark{width:46px;height:46px;font-size:11px;border-radius:12px}.entry-card{padding:15px;display:grid;grid-template-columns:1fr 40px}.entry-main h3{font-size:17px}.entry-go{width:40px;height:40px}.faq-wrap{padding:18px}.accordion-title{font-size:14px}.footer-grid{grid-template-columns:1fr}.footer-brand{grid-column:auto}.site-footer{margin-top:56px;padding-top:45px}}