/* roulang page: index */
:root{
      --ink:#111012;
      --graphite:#1b191d;
      --paper:#f3efe7;
      --paper-2:#e9e3d9;
      --cream:#f7f3ec;
      --red:#c9364c;
      --red-dark:#a92a3d;
      --gold:#e8b85d;
      --muted:#b8b0b4;
      --dark-line:rgba(255,255,255,.14);
      --light-line:rgba(24,22,26,.14);
      --shadow:0 18px 45px rgba(0,0,0,.18);
      --radius:18px;
      --small-radius:12px;
      --ease:all .22s ease;
    }
    *,*:before,*:after{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;background:var(--ink);color:var(--cream);
      font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC","Helvetica Neue",Arial,sans-serif;
      font-size:16px;line-height:1.8;overflow-x:hidden
    }
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    a:hover{color:inherit}
    img{display:block;max-width:100%;height:auto}
    button,input{font:inherit}
    button{cursor:pointer}
    :focus-visible{outline:3px solid var(--gold);outline-offset:3px}
    .container{width:min(1200px,calc(100% - 56px));margin:0 auto}
    .eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--gold);font-size:12px;font-weight:700;letter-spacing:.16em}
    .eyebrow:before{content:"";width:24px;height:1px;background:var(--gold)}
    .section{padding:108px 0;position:relative}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:44px}
    .section-head h2{margin:12px 0 0;font-size:clamp(30px,4vw,46px);line-height:1.2;letter-spacing:-.04em;color:var(--cream)}
    .section-head p{max-width:480px;color:var(--muted);margin:0;font-size:16px}
    .paper-section{background:var(--paper);color:var(--ink)}
    .paper-section .section-head h2{color:var(--ink)}
    .paper-section .section-head p{color:#665f63}
    .site-header{padding-top:22px;position:relative;z-index:20}
    .nav-panel{
      min-height:78px;padding:12px 14px 12px 22px;background:var(--paper);
      color:var(--ink);border-radius:16px;display:flex;align-items:center;gap:18px;
      box-shadow:var(--shadow);border:1px solid rgba(24,22,26,.12)
    }
    .brand{display:flex;align-items:center;gap:11px;font-weight:850;font-size:20px;white-space:nowrap;letter-spacing:-.04em}
    .brand-mark{width:30px;height:30px;border-radius:9px;background:var(--red);display:grid;place-items:center;position:relative}
    .brand-mark:after{content:"";width:10px;height:10px;border:2px solid var(--gold);transform:rotate(45deg)}
    .nav-links{display:flex;align-items:center;gap:8px;margin-left:auto}
    .nav-link{min-height:48px;padding:8px 14px;border:1px solid transparent;border-radius:10px;display:flex;align-items:center;gap:8px;font-size:14px;font-weight:700}
    .nav-link .nav-no{color:#8f8589;font-size:11px}
    .nav-link:hover{background:var(--paper-2);transform:translateY(-2px)}
    .nav-link.active{background:#fffaf1;border-color:var(--red);color:var(--red)}
    .nav-cta,.button-primary{
      min-height:48px;padding:11px 19px;border-radius:10px;background:var(--red);color:#fff;
      font-weight:750;display:inline-flex;justify-content:center;align-items:center;border:1px solid var(--red);
      box-shadow:0 8px 18px rgba(201,54,76,.22)
    }
    .nav-cta:hover,.button-primary:hover{background:var(--red-dark);color:#fff;transform:translateY(-2px);box-shadow:0 12px 24px rgba(201,54,76,.3)}
    .nav-cta:active,.button-primary:active,.button-secondary:active{transform:scale(.98)}
    .menu-toggle{display:none;margin-left:auto;background:transparent;border:1px solid var(--light-line);border-radius:9px;min-width:46px;min-height:46px;color:var(--ink)}
    .hero{padding:88px 0 108px;position:relative;overflow:hidden}
    .hero:before{content:"";position:absolute;width:700px;height:420px;right:-160px;top:10px;background:radial-gradient(ellipse,rgba(201,54,76,.27),transparent 68%);pointer-events:none}
    .hero:after{content:"";position:absolute;inset:0;opacity:.035;background-image:radial-gradient(#fff 1px,transparent 1px);background-size:13px 13px;pointer-events:none}
    .hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.03fr .97fr;gap:70px;align-items:center}
    .hero h1{font-size:clamp(42px,6.3vw,76px);line-height:1.08;letter-spacing:-.065em;margin:22px 0 24px;font-weight:850;max-width:680px}
    .hero-copy{font-size:18px;line-height:1.9;color:var(--muted);max-width:650px;margin:0 0 30px}
    .button-row{display:flex;gap:12px;flex-wrap:wrap}
    .button-secondary{min-height:48px;padding:10px 18px;border:1px solid rgba(255,255,255,.28);border-radius:10px;color:var(--cream);display:inline-flex;align-items:center;justify-content:center;font-weight:700}
    .button-secondary:hover{border-color:var(--gold);color:var(--gold);transform:translateY(-2px)}
    .pain-tags{display:flex;gap:9px;flex-wrap:wrap;margin-top:28px}
    .tag{display:inline-flex;padding:5px 10px;border-radius:999px;background:rgba(255,255,255,.07);border:1px solid var(--dark-line);color:#d8cfd1;font-size:13px}
    .hero-stage{min-height:470px;position:relative;border:1px solid var(--dark-line);border-radius:22px;background:linear-gradient(145deg,#242025,#151316 60%,#32131e);padding:28px;overflow:hidden}
    .hero-stage:before{content:"";position:absolute;inset:0;background:linear-gradient(118deg,transparent 20%,rgba(232,184,93,.13) 21%,transparent 30%),radial-gradient(ellipse at 75% 20%,rgba(201,54,76,.4),transparent 50%)}
    .stage-content{position:relative;height:100%;min-height:414px;display:flex;flex-direction:column;justify-content:space-between}
    .stage-top{display:flex;justify-content:space-between;color:var(--muted);font-size:12px;letter-spacing:.12em}
    .stage-title{font-size:clamp(34px,4vw,58px);font-weight:850;line-height:1.12;max-width:340px;letter-spacing:-.06em}
    .stage-line{width:100%;height:1px;background:var(--dark-line);margin:20px 0}
    .stage-bottom{display:flex;justify-content:space-between;align-items:end;gap:20px}
    .stage-stat strong{display:block;font-size:44px;line-height:1;color:var(--gold)}
    .stage-stat span{font-size:13px;color:var(--muted)}
    .stage-card{position:absolute;right:-18px;bottom:75px;background:var(--paper);color:var(--ink);padding:17px 20px;border-radius:12px;box-shadow:var(--shadow);width:190px;transform:rotate(3deg)}
    .stage-card b{display:block;color:var(--red);font-size:24px;line-height:1.25}
    .stage-card small{font-size:12px;color:#665f63}
    .problem-list{display:grid;grid-template-columns:1.25fr .75fr;gap:70px;align-items:start}
    .problem-lead{border-left:3px solid var(--red);padding-left:27px}
    .problem-lead h3{font-size:clamp(25px,3vw,38px);line-height:1.3;margin:0 0 18px;color:var(--cream)}
    .problem-lead p{color:var(--muted);max-width:530px;margin:0}
    .issue-item{padding:20px 0;border-top:1px solid var(--dark-line);display:grid;grid-template-columns:38px 1fr auto;gap:12px;align-items:start}
    .issue-item:last-child{border-bottom:1px solid var(--dark-line)}
    .issue-no{color:var(--gold);font-weight:800}
    .issue-item h3{font-size:19px;margin:0 0 5px;color:var(--cream)}
    .issue-item p{margin:0;color:var(--muted);font-size:14px;line-height:1.65}
    .status{font-size:12px;color:var(--gold);border:1px solid rgba(232,184,93,.35);padding:3px 8px;border-radius:999px;white-space:nowrap}
    .solution-panel{display:grid;grid-template-columns:.85fr 1.15fr;gap:50px;align-items:start}
    .solution-lead{background:var(--ink);color:var(--cream);border-radius:18px;padding:38px;min-height:340px;position:relative;overflow:hidden}
    .solution-lead:after{content:"99";position:absolute;right:17px;bottom:-33px;color:rgba(255,255,255,.05);font-size:180px;font-weight:900;line-height:1}
    .solution-lead h3{font-size:30px;line-height:1.3;margin:18px 0}
    .solution-lead p{color:var(--muted);position:relative;z-index:1}
    .step-list{display:flex;flex-direction:column}
    .step{display:grid;grid-template-columns:55px 1fr auto;gap:18px;align-items:center;padding:20px 0;border-bottom:1px solid var(--light-line)}
    .step:first-child{border-top:1px solid var(--light-line)}
    .step-no{font-size:24px;font-weight:850;color:var(--red);line-height:1}
    .step h3{margin:0 0 4px;font-size:18px;color:var(--ink)}
    .step p{margin:0;color:#665f63;font-size:14px;line-height:1.65}
    .step-link{color:var(--red);font-weight:750;font-size:14px;white-space:nowrap}
    .step-link:hover{color:var(--red-dark);transform:translateX(3px)}
    .faq-wrap{margin-top:68px}
    .faq-wrap h3{font-size:25px;margin:0 0 20px;color:var(--ink)}
    .accordion{background:transparent;margin:0;border:0}
    .accordion-item{border:1px solid var(--light-line);border-bottom:0;background:rgba(255,255,255,.22)}
    .accordion-item:last-child{border-bottom:1px solid var(--light-line)}
    .accordion-title{padding:20px 48px 20px 20px;color:var(--ink);font-size:17px;font-weight:750;position:relative}
    .accordion-title:before{color:var(--red);font-size:24px;right:20px;top:16px}
    .accordion-title:hover{background:#fffaf1;color:var(--red)}
    .accordion-content{border:0;background:#fffaf1;color:#665f63;padding:0 20px 20px;font-size:15px;line-height:1.8}
    .results{background:var(--graphite)}
    .result-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:22px}
    .result-card{border:1px solid var(--dark-line);border-radius:var(--radius);padding:30px;background:#211e22;min-height:190px}
    .result-card.large{grid-row:span 2;min-height:402px;background:linear-gradient(145deg,#2a2024,#19171a)}
    .result-card h3{margin:14px 0 8px;font-size:24px;line-height:1.35}
    .result-card p{margin:0;color:var(--muted);font-size:15px}
    .result-number{font-size:72px;font-weight:850;color:var(--gold);line-height:1}
    .result-strip{grid-column:1/-1;display:flex;justify-content:space-between;gap:20px;align-items:center;padding:22px 28px;border:1px solid rgba(232,184,93,.35);border-radius:13px;color:var(--cream)}
    .result-strip strong{font-size:20px}
    .result-strip span{color:var(--muted);font-size:14px}
    .quotes{background:var(--paper);color:var(--ink)}
    .quotes .section-head h2{color:var(--ink)}
    .quote-wall{display:grid;grid-template-columns:1.35fr .65fr;gap:24px}
    .quote{background:#fffaf1;border:1px solid var(--light-line);border-radius:var(--radius);padding:34px;box-shadow:0 14px 30px rgba(35,28,22,.07)}
    .quote.main{min-height:285px;display:flex;flex-direction:column;justify-content:space-between}
    .quote-mark{font-family:Georgia,serif;font-size:76px;line-height:.7;color:var(--red)}
    .quote p{font-size:22px;line-height:1.65;margin:12px 0 20px;letter-spacing:-.02em}
    .quote small{color:#665f63}
    .quote-stack{display:grid;gap:24px}
    .quote-stack .quote:nth-child(2){transform:translateX(22px) rotate(1deg)}
    .cta-section{padding:84px 0;background:var(--red)}
    .cta-box{display:flex;justify-content:space-between;align-items:center;gap:30px}
    .cta-box h2{font-size:clamp(30px,4vw,48px);line-height:1.2;margin:0 0 12px;letter-spacing:-.05em}
    .cta-box p{margin:0;color:#f8dce0;max-width:620px}
    .cta-actions{display:flex;gap:12px;flex-wrap:wrap;flex-shrink:0}
    .cta-section .button-primary{background:var(--ink);border-color:var(--ink);box-shadow:none}
    .cta-section .button-primary:hover{background:#29242a}
    .cta-section .button-secondary{border-color:rgba(255,255,255,.55);color:#fff}
    .site-footer{padding:42px 0 28px;background:var(--ink);border-top:1px solid var(--dark-line)}
    .footer-grid{display:grid;grid-template-columns:1.3fr .7fr .9fr;gap:45px;padding-bottom:34px}
    .footer-brand{font-size:23px;font-weight:850;margin-bottom:13px}
    .footer-copy{color:var(--muted);font-size:14px;max-width:300px;margin:0}
    .footer-title{font-size:13px;color:var(--gold);font-weight:750;margin:0 0 14px;letter-spacing:.08em}
    .footer-links{display:grid;gap:8px;margin:0;list-style:none}
    .footer-links a{color:var(--muted);font-size:14px}
    .footer-links a:hover{color:var(--cream);transform:translateX(3px)}
    .footer-bottom{border-top:1px solid var(--dark-line);padding-top:22px;color:#857c80;font-size:12px;display:flex;justify-content:space-between;gap:20px}
    .footer-bottom a:hover{color:var(--cream)}
    @media(max-width:1023px){
      .container{width:min(100% - 48px,900px)}
      .hero-grid{gap:38px}
      .problem-list,.solution-panel{gap:34px}
      .section{padding:82px 0}
    }
    @media(max-width:767px){
      .container{width:calc(100% - 36px)}
      .site-header{padding-top:14px}
      .nav-panel{padding:10px 11px 10px 15px;min-height:66px;flex-wrap:wrap}
      .brand{font-size:18px}
      .menu-toggle{display:block}
      .nav-links{display:none;order:3;width:100%;margin:0;padding-top:8px;border-top:1px solid var(--light-line)}
      .nav-links.is-open{display:grid;grid-template-columns:1fr;gap:5px}
      .nav-link{justify-content:flex-start}
      .nav-cta{min-height:46px;padding:9px 13px;font-size:13px}
      .hero{padding:62px 0 72px}
      .hero-grid,.problem-list,.solution-panel,.result-grid,.quote-wall{grid-template-columns:1fr}
      .hero h1{font-size:clamp(40px,12vw,58px)}
      .hero-copy{font-size:16px}
      .hero-stage{min-height:370px;padding:22px}
      .stage-content{min-height:326px}
      .stage-card{right:-8px;bottom:54px;width:170px}
      .section{padding:68px 0}
      .section-head{display:block;margin-bottom:30px}
      .section-head p{margin-top:15px}
      .problem-lead h3{font-size:28px}
      .step{grid-template-columns:42px 1fr;gap:12px}
      .step-link{grid-column:2}
      .result-card.large{grid-row:auto;min-height:300px}
      .result-strip{display:block}
      .result-strip span{display:block;margin-top:8px}
      .quote p{font-size:19px}
      .quote-stack .quote:nth-child(2){transform:none}
      .cta-box{display:block}
      .cta-actions{margin-top:25px}
      .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
      .footer-grid > :first-child{grid-column:1/-1}
      .footer-bottom{display:block}
      .footer-bottom span{display:block;margin-top:8px}
    }
    @media(max-width:480px){
      .container{width:calc(100% - 32px)}
      .brand{font-size:16px}
      .nav-cta{font-size:12px;padding:8px 10px}
      .hero h1{font-size:39px}
      .issue-item{grid-template-columns:28px 1fr}
      .status{grid-column:2;justify-self:start}
      .solution-lead{padding:26px;min-height:300px}
      .result-number{font-size:58px}
      .footer-grid{grid-template-columns:1fr}
      .footer-grid > :first-child{grid-column:auto}
    }
    @media(prefers-reduced-motion:reduce){
      *,*:before,*:after{scroll-behavior:auto!important;transition:none!important}
    }

/* roulang page: category2 */
:root{--ink:#111012;--graphite:#1b191d;--paper:#f3efe7;--paper-2:#e9e3d9;--cream:#f7f3ec;--red:#c9364c;--red-dark:#a92a3d;--gold:#e8b85d;--muted:#b8b0b4;--dark-line:rgba(255,255,255,.14);--light-line:rgba(24,22,26,.14);--shadow:0 18px 45px rgba(0,0,0,.18);--radius:18px;--small-radius:12px;--ease:all .22s ease}
*,:before,:after{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--ink);color:var(--cream);font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC","Helvetica Neue",Arial,sans-serif;font-size:16px;line-height:1.8;overflow-x:hidden}a{color:inherit;text-decoration:none;transition:var(--ease)}a:hover{color:inherit}img{display:block;max-width:100%;height:auto}button,input,select{font:inherit}button{cursor:pointer}.container{width:min(1200px,calc(100% - 56px));margin:0 auto}.site-header{padding-top:22px;position:relative;z-index:20}.nav-panel{min-height:78px;padding:12px 14px 12px 22px;background:var(--paper);color:var(--ink);border-radius:16px;display:flex;align-items:center;gap:18px;box-shadow:var(--shadow);border:1px solid rgba(24,22,26,.12)}.brand{display:flex;align-items:center;gap:11px;font-weight:850;font-size:20px;white-space:nowrap;letter-spacing:-.04em}.brand-mark{width:30px;height:30px;border-radius:9px;background:var(--red);display:grid;place-items:center;position:relative}.brand-mark:after{content:"";width:10px;height:10px;border:2px solid var(--gold);transform:rotate(45deg)}.nav-links{display:flex;align-items:center;gap:8px;margin-left:auto}.nav-link{min-height:48px;padding:8px 14px;border:1px solid transparent;border-radius:10px;display:flex;align-items:center;gap:8px;font-size:14px;font-weight:700}.nav-link .nav-no{color:#8f8589;font-size:11px}.nav-link:hover{background:var(--paper-2);transform:translateY(-2px)}.nav-link.active{background:#fffaf1;border-color:var(--red);color:var(--red)}.nav-cta,.button-primary{min-height:48px;padding:11px 19px;border-radius:10px;background:var(--red);color:#fff;font-weight:750;display:inline-flex;justify-content:center;align-items:center;border:1px solid var(--red);box-shadow:0 8px 18px rgba(201,54,76,.22)}.nav-cta:hover,.button-primary:hover{background:var(--red-dark);color:#fff;transform:translateY(-2px);box-shadow:0 12px 24px rgba(201,54,76,.3)}.nav-cta:active,.button-primary:active,.button-secondary:active{transform:scale(.98)}.menu-toggle{display:none;margin-left:auto;background:transparent;border:1px solid var(--light-line);border-radius:9px;min-width:46px;min-height:46px;color:var(--ink)}:focus-visible{outline:3px solid var(--gold);outline-offset:3px}.eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--gold);font-size:12px;font-weight:700;letter-spacing:.16em}.eyebrow:before{content:"";width:24px;height:1px;background:var(--gold)}.section{padding:104px 0;position:relative}.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:42px}.section-head h2{margin:12px 0 0;font-size:clamp(30px,4vw,46px);line-height:1.2;letter-spacing:-.04em;color:var(--cream)}.section-head p{max-width:480px;color:var(--muted);margin:0}.paper-section{background:var(--paper);color:var(--ink)}.paper-section .section-head h2{color:var(--ink)}.paper-section .section-head p{color:#665f63}.hero{padding:82px 0 82px;position:relative;overflow:hidden}.hero:before{content:"";position:absolute;width:720px;height:450px;right:-180px;top:0;background:radial-gradient(ellipse,rgba(201,54,76,.3),transparent 68%)}.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.06fr .94fr;gap:54px;align-items:end}.hero h1{font-size:clamp(42px,6vw,72px);line-height:1.1;letter-spacing:-.065em;margin:20px 0 24px;font-weight:850;max-width:700px}.hero-copy{font-size:18px;line-height:1.9;color:var(--muted);max-width:620px;margin:0 0 30px}.button-row{display:flex;gap:12px;flex-wrap:wrap}.button-secondary{min-height:48px;padding:10px 18px;border:1px solid rgba(255,255,255,.28);border-radius:10px;color:var(--cream);display:inline-flex;align-items:center;justify-content:center;font-weight:700}.button-secondary:hover{border-color:var(--gold);color:var(--gold);transform:translateY(-2px)}.hero-board{min-height:430px;border:1px solid var(--dark-line);border-radius:22px;background:linear-gradient(145deg,#282329,#151316 65%,#351520);padding:28px;position:relative;overflow:hidden}.hero-board:after{content:"";position:absolute;inset:0;opacity:.035;background-image:radial-gradient(#fff 1px,transparent 1px);background-size:13px 13px}.board-content{position:relative;z-index:1;min-height:374px;display:flex;flex-direction:column;justify-content:space-between}.board-top,.board-bottom{display:flex;justify-content:space-between;gap:20px;color:var(--muted);font-size:12px}.board-title{font-size:clamp(34px,4vw,58px);font-weight:850;line-height:1.12;max-width:360px;letter-spacing:-.06em}.board-line{height:1px;background:var(--dark-line);margin:22px 0}.board-stat strong{display:block;color:var(--gold);font-size:44px;line-height:1}.board-stat span{color:var(--muted);font-size:13px}.board-note{position:absolute;right:18px;bottom:62px;width:190px;padding:17px 20px;background:var(--paper);color:var(--ink);border-radius:12px;box-shadow:var(--shadow);transform:rotate(3deg)}.board-note b{display:block;color:var(--red);font-size:23px;line-height:1.3}.board-note small{color:#665f63}.anchor-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:34px}.anchor-row a,.filter-tag{padding:9px 14px;border:1px solid var(--dark-line);border-radius:10px;color:var(--cream);font-size:14px}.anchor-row a:hover,.filter-tag:hover{border-color:var(--gold);color:var(--gold);transform:translateY(-2px)}.path-layout{display:grid;grid-template-columns:5fr 7fr;gap:28px}.path-intro{padding:34px;background:var(--graphite);border-radius:var(--radius);border:1px solid var(--dark-line)}.path-intro h3{font-size:30px;line-height:1.3;margin:12px 0 15px}.path-intro p{color:var(--muted);margin:0}.path-points{display:flex;flex-direction:column;gap:12px}.path-item{display:grid;grid-template-columns:54px 1fr auto;align-items:center;gap:18px;padding:22px 24px;background:rgba(255,255,255,.045);border:1px solid var(--dark-line);border-radius:14px;transition:var(--ease)}.path-item:hover{border-color:var(--gold);transform:translateX(4px)}.path-no{color:var(--gold);font-size:22px;font-weight:800}.path-item h3{font-size:19px;margin:0;color:var(--cream)}.path-item p{margin:3px 0 0;color:var(--muted);font-size:14px;line-height:1.7}.path-arrow{color:var(--gold);font-size:24px}.filter-strip{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:34px}.filter-tag{background:var(--paper-2);color:var(--ink);border-color:var(--light-line)}.filter-tag:hover{background:var(--cream);color:var(--red)}.board-grid{display:grid;grid-template-columns:7fr 5fr;gap:24px}.feature-card,.route-card,.mini-card,.wide-card{border-radius:var(--radius);border:1px solid var(--light-line);padding:30px;background:#fffaf1;box-shadow:0 12px 30px rgba(24,22,26,.08)}.feature-card{min-height:300px;background:var(--red);color:#fff}.feature-card h3,.route-card h3,.mini-card h3,.wide-card h3{font-size:25px;line-height:1.35;margin:14px 0}.feature-card p{color:#ffe8e8}.route-card{background:var(--graphite);color:var(--cream);border-color:var(--dark-line)}.route-card p{color:var(--muted)}.mini-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:24px}.mini-card{min-height:190px}.mini-card p,.wide-card p{color:#665f63;margin:0}.wide-card{grid-column:1/-1;display:flex;justify-content:space-between;gap:30px;align-items:center}.wide-card strong{font-size:42px;color:var(--red);white-space:nowrap}.route-steps{margin-top:54px;display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--light-line)}.route-step{padding:24px 18px 10px;border-right:1px solid var(--light-line)}.route-step:last-child{border:0}.route-step b{color:var(--red);font-size:13px}.route-step h3{font-size:19px;margin:8px 0}.route-step p{font-size:14px;color:#665f63;margin:0}.compact-list{margin-top:65px}.compact-row{display:grid;grid-template-columns:60px 1fr 30px;gap:18px;align-items:center;padding:19px 15px;border-top:1px solid var(--light-line);transition:var(--ease)}.compact-row:hover{background:#fffaf1;padding-left:22px}.compact-row span{color:var(--red);font-weight:800}.compact-row h3{font-size:18px;margin:0}.compact-row p{margin:2px 0 0;color:#665f63;font-size:14px}.faq-list{margin:0;border:0}.accordion-item{border:1px solid var(--light-line)!important;border-bottom:0!important;background:#fffaf1}.accordion-item:last-child{border-bottom:1px solid var(--light-line)!important}.accordion-title{color:var(--ink)!important;font-size:17px;font-weight:700;padding:20px 24px;background:transparent!important}.accordion-title:before{color:var(--red)!important}.accordion-content{background:#fffaf1!important;color:#665f63;border:0!important;padding:0 24px 21px;font-size:16px}.cta{padding:72px 0;background:var(--red)}.cta-box{display:flex;justify-content:space-between;align-items:center;gap:30px}.cta h2{font-size:clamp(30px,4vw,48px);line-height:1.2;margin:0;color:#fff}.cta p{color:#ffe7e7;margin:10px 0 0}.cta .button-secondary{border-color:#fff;color:#fff}.site-footer{background:var(--graphite);padding:62px 0 25px;border-top:1px solid var(--dark-line)}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:40px;padding-bottom:48px}.footer-brand{font-size:22px;font-weight:850}.footer-copy{color:var(--muted);max-width:340px;margin:12px 0 0}.footer-title{color:var(--gold);font-size:13px;font-weight:700;margin:0 0 12px}.footer-links{list-style:none;margin:0;padding:0}.footer-links li{margin:5px 0}.footer-links a{color:var(--muted)}.footer-links a:hover{color:var(--gold);padding-left:3px}.footer-bottom{border-top:1px solid var(--dark-line);padding-top:20px;display:flex;justify-content:space-between;gap:20px;color:var(--muted);font-size:13px}.footer-bottom a:hover{color:var(--gold)}.label{display:inline-block;padding:4px 9px;background:rgba(232,184,93,.15);color:var(--gold);border-radius:6px;font-size:12px;font-weight:700}.dark-section{background:var(--ink)}@media(max-width:1023px){.container{width:min(100% - 48px,900px)}.hero-grid,.path-layout,.board-grid{grid-template-columns:1fr}.hero-board{min-height:360px}.route-steps{grid-template-columns:1fr 1fr}.route-step:nth-child(2){border-right:0}.section{padding:82px 0}}@media(max-width:639px){.container{width:calc(100% - 36px)}.site-header{padding-top:14px}.nav-panel{padding:10px 12px 10px 15px;min-height:68px}.brand{font-size:17px}.brand-mark{width:27px;height:27px}.menu-toggle{display:block}.nav-links{display:none;position:absolute;left:12px;right:12px;top:76px;padding:10px;background:var(--paper);border-radius:14px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.nav-links.open{display:flex}.nav-link{justify-content:flex-start}.nav-cta{min-height:44px;padding:8px 12px;font-size:13px}.hero{padding:60px 0 65px}.hero h1{font-size:42px}.hero-copy{font-size:16px}.hero-board{min-height:330px;padding:22px}.board-content{min-height:282px}.board-note{right:4px;bottom:45px;width:160px;padding:13px}.board-note b{font-size:19px}.section{padding:66px 0}.section-head{display:block;margin-bottom:28px}.section-head p{margin-top:13px}.path-item{grid-template-columns:40px 1fr 20px;padding:17px 15px;gap:10px}.path-item h3{font-size:17px}.path-item p{font-size:13px}.mini-grid{grid-template-columns:1fr}.wide-card{display:block}.wide-card strong{display:block;margin-top:18px}.route-steps{grid-template-columns:1fr}.route-step{border-right:0;border-bottom:1px solid var(--light-line);padding-left:0}.compact-row{grid-template-columns:42px 1fr 20px;gap:10px}.cta{padding:56px 0}.cta-box{display:block}.cta .button-row{margin-top:24px}.footer-grid{grid-template-columns:1fr;gap:25px;padding-bottom:30px}.footer-bottom{display:block}.footer-bottom a{display:block;margin-top:8px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}

/* roulang page: category1 */
:root{
 --ink:#111012;--graphite:#1b191d;--paper:#f3efe7;--paper-2:#e9e3d9;
 --cream:#f7f3ec;--red:#c9364c;--red-dark:#a92a3d;--gold:#e8b85d;
 --muted:#b8b0b4;--dark-line:rgba(255,255,255,.14);--light-line:rgba(24,22,26,.14);
 --shadow:0 18px 45px rgba(0,0,0,.18);--radius:18px;--small-radius:12px;
 --ease:all .22s ease;
}
*,:before,:after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--ink);color:var(--cream);font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC","Helvetica Neue",Arial,sans-serif;font-size:16px;line-height:1.8;overflow-x:hidden}
a{color:inherit;text-decoration:none;transition:var(--ease)}
a:hover{color:inherit}
img{display:block;max-width:100%;height:auto}
button,input{font:inherit}
button{cursor:pointer}
.container{width:min(1200px,calc(100% - 56px));margin:0 auto}
.site-header{padding-top:22px;position:relative;z-index:20}
.nav-panel{min-height:78px;padding:12px 14px 12px 22px;background:var(--paper);color:var(--ink);border-radius:16px;display:flex;align-items:center;gap:18px;box-shadow:var(--shadow);border:1px solid rgba(24,22,26,.12)}
.brand{display:flex;align-items:center;gap:11px;font-weight:850;font-size:20px;white-space:nowrap;letter-spacing:-.04em}
.brand-mark{width:30px;height:30px;border-radius:9px;background:var(--red);display:grid;place-items:center;position:relative}
.brand-mark:after{content:"";width:10px;height:10px;border:2px solid var(--gold);transform:rotate(45deg)}
.nav-links{display:flex;align-items:center;gap:8px;margin-left:auto}
.nav-link{min-height:48px;padding:8px 14px;border:1px solid transparent;border-radius:10px;display:flex;align-items:center;gap:8px;font-size:14px;font-weight:700}
.nav-link .nav-no{color:#8f8589;font-size:11px}
.nav-link:hover{background:var(--paper-2);transform:translateY(-2px)}
.nav-link.active{background:#fffaf1;border-color:var(--red);color:var(--red)}
.nav-cta,.button-primary{min-height:48px;padding:11px 19px;border-radius:10px;background:var(--red);color:#fff;font-weight:750;display:inline-flex;justify-content:center;align-items:center;border:1px solid var(--red);box-shadow:0 8px 18px rgba(201,54,76,.22)}
.nav-cta:hover,.button-primary:hover{background:var(--red-dark);color:#fff;transform:translateY(-2px);box-shadow:0 12px 24px rgba(201,54,76,.3)}
.nav-cta:active,.button-primary:active,.button-secondary:active{transform:scale(.98)}
.menu-toggle{display:none;margin-left:auto;background:transparent;border:1px solid var(--light-line);border-radius:9px;min-width:46px;min-height:46px;color:var(--ink)}
.eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--gold);font-size:12px;font-weight:700;letter-spacing:.16em}
.eyebrow:before{content:"";width:24px;height:1px;background:var(--gold)}
.hero{padding:72px 0 76px;position:relative;overflow:hidden}
.hero:before{content:"";position:absolute;width:760px;height:460px;right:-180px;top:-30px;background:radial-gradient(ellipse,rgba(201,54,76,.28),transparent 68%);pointer-events:none}
.hero:after{content:"";position:absolute;inset:0;opacity:.035;background-image:radial-gradient(#fff 1px,transparent 1px);background-size:13px 13px;pointer-events:none}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.08fr .92fr;gap:62px;align-items:center}
.breadcrumb{display:flex;gap:10px;align-items:center;color:var(--muted);font-size:13px;margin-bottom:28px}
.breadcrumb a:hover{color:var(--gold)}
.breadcrumb span{color:#756c70}
.hero h1{font-size:clamp(42px,6vw,72px);line-height:1.1;letter-spacing:-.065em;margin:20px 0 22px;font-weight:850;max-width:690px}
.hero-copy{font-size:18px;line-height:1.9;color:var(--muted);max-width:620px;margin:0 0 28px}
.button-row{display:flex;gap:12px;flex-wrap:wrap}
.button-secondary{min-height:48px;padding:10px 18px;border:1px solid rgba(255,255,255,.28);border-radius:10px;color:var(--cream);display:inline-flex;align-items:center;justify-content:center;font-weight:700}
.button-secondary:hover{border-color:var(--gold);color:var(--gold);transform:translateY(-2px)}
.tags,.anchor-nav{display:flex;gap:9px;flex-wrap:wrap}
.tag,.anchor-link{display:inline-flex;align-items:center;padding:5px 11px;border-radius:999px;background:rgba(255,255,255,.07);border:1px solid var(--dark-line);color:#d8cfd1;font-size:13px}
.tag.gold{color:var(--gold);border-color:rgba(232,184,93,.45)}
.anchor-wrap{padding:0 0 62px}
.anchor-nav{padding:14px;border:1px solid var(--dark-line);border-radius:14px;background:var(--graphite)}
.anchor-link{min-height:42px;border-radius:9px;padding:8px 14px}
.anchor-link:hover{background:var(--red);color:#fff;border-color:var(--red);transform:translateY(-2px)}
.hero-index{min-height:440px;border:1px solid var(--dark-line);border-radius:22px;background:linear-gradient(145deg,#252126,#151316 62%,#34141f);padding:28px;position:relative;overflow:hidden}
.hero-index:before{content:"";position:absolute;inset:0;background:linear-gradient(118deg,transparent 20%,rgba(232,184,93,.14) 21%,transparent 30%),radial-gradient(ellipse at 75% 18%,rgba(201,54,76,.42),transparent 52%)}
.index-inner{height:100%;min-height:384px;position:relative;display:flex;flex-direction:column;justify-content:space-between}
.index-top{display:flex;justify-content:space-between;color:var(--muted);font-size:12px;letter-spacing:.12em}
.index-title{font-size:clamp(32px,4vw,56px);font-weight:850;line-height:1.12;max-width:350px;letter-spacing:-.06em}
.index-rule{height:1px;background:var(--dark-line);width:100%;margin:20px 0}
.index-bottom{display:flex;justify-content:space-between;align-items:end}
.index-stat strong{display:block;color:var(--gold);font-size:48px;line-height:1}
.index-stat span{font-size:13px;color:var(--muted)}
.index-note{background:var(--paper);color:var(--ink);border-radius:12px;padding:16px 18px;width:195px;position:absolute;right:-15px;bottom:76px;transform:rotate(3deg);box-shadow:var(--shadow)}
.index-note b{display:block;color:var(--red);font-size:22px;line-height:1.3}
.index-note small{color:#665f63;font-size:12px}
.paper-section{background:var(--paper);color:var(--ink);padding:94px 0}
.content-layout{display:grid;grid-template-columns:280px 1fr;gap:52px;align-items:start}
.sidebar{position:sticky;top:24px}
.sidebar-box{border:1px solid var(--light-line);border-radius:16px;padding:22px;background:rgba(255,255,255,.25)}
.sidebar-title{font-size:13px;color:#665f63;font-weight:700;letter-spacing:.12em;margin:0 0 16px}
.sidebar-list{list-style:none;margin:0;padding:0}
.sidebar-list li{border-top:1px solid var(--light-line)}
.sidebar-list a{display:flex;justify-content:space-between;gap:12px;padding:13px 0;font-weight:700}
.sidebar-list a:hover{color:var(--red);padding-left:5px}
.sidebar-list small{color:#8b8184;font-weight:500}
.entry-list{display:grid;gap:18px}
.entry{display:grid;grid-template-columns:74px 1fr auto;gap:20px;align-items:center;padding:25px 26px;border:1px solid var(--light-line);border-radius:16px;background:#faf7f0;transition:var(--ease)}
.entry:hover{transform:translateX(4px);border-color:var(--red);box-shadow:0 12px 28px rgba(24,22,26,.08)}
.entry-no{font-size:30px;font-weight:850;color:var(--red);line-height:1}
.entry h3{font-size:22px;line-height:1.35;margin:0 0 7px}
.entry p{color:#665f63;margin:0;max-width:600px;font-size:15px;line-height:1.75}
.entry-arrow{font-size:24px;color:var(--red)}
.entry .tag{background:var(--paper-2);border-color:transparent;color:#665f63;margin:11px 5px 0 0;font-size:12px}
.feature-band{margin:30px 0;padding:38px 40px;border-radius:18px;background:var(--graphite);color:var(--cream);position:relative;overflow:hidden}
.feature-band:after{content:"";position:absolute;width:260px;height:260px;border:1px solid rgba(232,184,93,.25);border-radius:50%;right:-70px;top:-100px}
.feature-band h2{font-size:clamp(28px,4vw,43px);line-height:1.2;margin:12px 0 10px;max-width:610px}
.feature-band p{color:var(--muted);max-width:610px;margin:0}
.feature-meta{display:flex;gap:25px;margin-top:22px;flex-wrap:wrap}
.feature-meta strong{display:block;color:var(--gold);font-size:24px;line-height:1.2}
.feature-meta span{font-size:12px;color:var(--muted)}
.compare-section{padding:104px 0;background:var(--ink)}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:40px}
.section-head h2{margin:12px 0 0;font-size:clamp(30px,4vw,46px);line-height:1.2;letter-spacing:-.04em}
.section-head p{max-width:460px;color:var(--muted);margin:0}
.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.compare-card{padding:30px;border:1px solid var(--dark-line);border-radius:17px;background:var(--graphite)}
.compare-card.light{background:var(--paper);color:var(--ink);border-color:transparent}
.compare-card h3{font-size:25px;line-height:1.3;margin:0 0 13px}
.compare-card p{color:var(--muted);margin:0 0 18px}
.compare-card.light p{color:#665f63}
.compare-card ul{margin:0;padding-left:20px}
.compare-card li{padding:5px 0}
.faq-section{background:var(--paper);color:var(--ink);padding:96px 0}
.faq-list{max-width:900px;margin:0 auto}
.accordion{background:transparent;margin:0;border:0}
.accordion-item{border:1px solid var(--light-line)!important;border-radius:12px!important;margin-bottom:10px;overflow:hidden;background:#faf7f0}
.accordion-title{font-size:17px;font-weight:750;color:var(--ink);padding:19px 52px 19px 22px;border:0!important}
.accordion-title:hover,.accordion-title:focus{background:#fffaf1;color:var(--red)}
.accordion-title:before{color:var(--red);font-size:20px;margin-top:-.7rem}
.accordion-content{border:0;background:#fffaf1;color:#665f63;font-size:15px;line-height:1.8;padding:0 22px 20px}
.cta-section{padding:82px 0;background:linear-gradient(110deg,var(--red-dark),#241217 72%);position:relative;overflow:hidden}
.cta-section:after{content:"";position:absolute;width:410px;height:410px;border:1px solid rgba(232,184,93,.3);border-radius:50%;right:-120px;top:-180px}
.cta-grid{display:flex;align-items:center;justify-content:space-between;gap:35px;position:relative;z-index:1}
.cta-grid h2{font-size:clamp(29px,4vw,45px);line-height:1.2;margin:0 0 12px}
.cta-grid p{color:#ead9d9;max-width:580px;margin:0}
.cta-actions{display:flex;gap:10px;flex-wrap:wrap}
.cta-actions .button-secondary{border-color:rgba(255,255,255,.5)}
.site-footer{padding:52px 0 24px;background:var(--graphite);border-top:1px solid var(--dark-line)}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr;gap:50px}
.footer-brand{font-size:22px;font-weight:850;margin-bottom:10px}
.footer-copy{color:var(--muted);max-width:360px;margin:0;font-size:14px}
.footer-title{font-size:13px;color:var(--gold);font-weight:700;margin:0 0 13px}
.footer-links{list-style:none;margin:0;padding:0}
.footer-links li{margin:5px 0}
.footer-links a{color:var(--muted);font-size:14px}
.footer-links a:hover{color:var(--cream);padding-left:4px}
.footer-bottom{border-top:1px solid var(--dark-line);margin-top:38px;padding-top:19px;display:flex;justify-content:space-between;gap:20px;color:#93898d;font-size:12px}
.footer-bottom a:hover{color:var(--gold)}
:focus-visible{outline:3px solid var(--gold);outline-offset:3px}
@media(max-width:1023px){
 .container{width:min(100% - 48px,900px)}
 .hero-grid{grid-template-columns:1fr;gap:38px}
 .hero-index{min-height:360px}
 .content-layout{grid-template-columns:220px 1fr;gap:28px}
 .entry{grid-template-columns:58px 1fr auto}
 .sidebar{top:15px}
}
@media(max-width:639px){
 .container{width:calc(100% - 32px)}
 .site-header{padding-top:14px}
 .nav-panel{padding:10px 12px 10px 15px;min-height:68px;flex-wrap:wrap}
 .brand{font-size:18px}
 .menu-toggle{display:block}
 .nav-links{display:none;order:4;width:100%;margin:0;flex-direction:column;align-items:stretch;padding-top:8px}
 .nav-links.open{display:flex}
 .nav-link{width:100%;min-height:46px}
 .nav-cta{font-size:13px;padding:9px 12px;min-height:44px}
 .hero{padding:52px 0 58px}
 .hero h1{font-size:clamp(38px,11vw,48px)}
 .hero-copy{font-size:16px}
 .hero-index{min-height:330px;padding:22px}
 .index-inner{min-height:284px}
 .index-note{right:-8px;bottom:52px;width:170px}
 .index-stat strong{font-size:39px}
 .anchor-wrap{padding-bottom:44px}
 .anchor-nav{overflow-x:auto;flex-wrap:nowrap}
 .anchor-link{white-space:nowrap}
 .paper-section,.compare-section,.faq-section{padding:62px 0}
 .content-layout{display:block}
 .sidebar{position:static;margin-bottom:25px}
 .entry{grid-template-columns:42px 1fr;gap:12px;padding:20px 17px}
 .entry-arrow{grid-column:2}
 .entry h3{font-size:19px}
 .entry p{font-size:15px}
 .feature-band{padding:28px 22px}
 .compare-grid{grid-template-columns:1fr}
 .section-head{display:block;margin-bottom:28px}
 .section-head p{margin-top:14px}
 .cta-section{padding:60px 0}
 .cta-grid{display:block}
 .cta-actions{margin-top:25px}
 .footer-grid{grid-template-columns:1fr;gap:25px}
 .footer-bottom{display:block;line-height:2}
 .footer-bottom a{display:block;margin-top:5px}
}
@media(prefers-reduced-motion:reduce){
 *,*:before,*:after{scroll-behavior:auto!important;transition:none!important}
}