/* roulang page: index */
:root{
      --blue:#2164d8;
      --blue-deep:#174aa8;
      --blue-soft:#eaf2ff;
      --ink:#14213d;
      --muted:#64728a;
      --line:#dfe7f2;
      --paper:#ffffff;
      --mist:#f5f8fc;
      --warm:#f4a261;
      --success:#2f9e77;
      --radius:10px;
      --shadow:0 14px 36px rgba(35,71,126,.10);
      --shadow-hover:0 20px 42px rgba(35,71,126,.16);
      --max:1180px;
    }
    *,*::before,*::after{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.7}
    a{color:inherit;text-decoration:none}
    button,input,select{font:inherit}
    button{cursor:pointer}
    img,svg{display:block;max-width:100%}
    .container{width:min(var(--max),calc(100% - 48px));margin:0 auto}
    .eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--blue);font-size:12px;font-weight:800;letter-spacing:.14em;text-transform:uppercase}
    .eyebrow::before{content:"";width:22px;height:2px;background:var(--blue)}
    h1,h2,h3,p{margin-top:0}
    h1,h2,h3{line-height:1.2;letter-spacing:-.025em}
    h1{font-size:clamp(38px,5vw,68px);max-width:720px;margin:20px 0 22px}
    h2{font-size:clamp(28px,3vw,42px);margin:12px 0 16px}
    h3{font-size:20px;margin:0 0 8px}
    .section{padding:104px 0}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:38px}
    .section-head p{max-width:560px;color:var(--muted);margin:0}
    .topline{height:4px;background:var(--blue)}
    header{background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(14px)}
    .nav-wrap{height:78px;display:flex;align-items:center;justify-content:space-between;gap:28px}
    .brand{display:flex;align-items:center;gap:12px;white-space:nowrap;font-weight:850;font-size:16px}
    .brand-mark{width:30px;height:30px;border:2px solid var(--blue);border-radius:50%;display:grid;place-items:center;color:var(--blue);font-size:13px}
    nav{display:flex;align-items:center;gap:30px;color:#596981;font-size:14px}
    nav a{position:relative;padding:26px 0;transition:color .2s ease}
    nav a::after{content:"";position:absolute;bottom:17px;left:0;width:0;height:2px;background:var(--blue);transition:width .2s ease}
    nav a:hover,nav a.active{color:var(--blue)}
    nav a:hover::after,nav a.active::after{width:100%}
    .nav-note{font-size:12px;color:var(--muted);border-left:1px solid var(--line);padding-left:22px}
    .menu-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:7px;padding:8px 12px;color:var(--blue)}
    .hero{background:linear-gradient(135deg,#f8fbff 0%,#edf4ff 55%,#fff 100%);padding:78px 0 70px;border-bottom:1px solid var(--line)}
    .hero-grid{display:grid;grid-template-columns:1.08fr .92fr;align-items:center;gap:70px}
    .hero-copy>p{font-size:18px;color:var(--muted);max-width:650px;margin-bottom:30px}
    .actions{display:flex;flex-wrap:wrap;gap:12px}
    .btn{border:1px solid transparent;border-radius:7px;display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:46px;padding:0 19px;font-weight:750;transition:all .2s ease}
    .btn-primary{background:var(--blue);color:#fff;box-shadow:0 8px 18px rgba(33,100,216,.20)}
    .btn-primary:hover{background:var(--blue-deep);transform:translateY(-2px);box-shadow:var(--shadow-hover)}
    .btn-outline{background:#fff;color:var(--blue);border-color:#bdd0ef}
    .btn-outline:hover{border-color:var(--blue);background:var(--blue-soft)}
    .btn-text{color:var(--blue);padding-left:0;padding-right:0}
    .btn:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid rgba(33,100,216,.25);outline-offset:3px}
    .hero-search{margin-top:38px;background:#fff;border:1px solid #d6e2f4;border-radius:8px;padding:8px;display:flex;box-shadow:var(--shadow);max-width:610px}
    .hero-search input{border:0;outline:0;flex:1;min-width:0;padding:9px 13px;color:var(--ink)}
    .hero-search .btn{min-height:42px}
    .visual{position:relative;min-height:370px}
    .visual-main{height:310px;border-radius:12px;background:linear-gradient(145deg,#d9e9ff,#8fb6ee);position:absolute;right:22px;top:15px;width:78%;overflow:hidden;box-shadow:var(--shadow-hover)}
    .visual-main::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 35%,rgba(15,45,98,.62))}
    .visual-main::after{content:"";position:absolute;width:170px;height:170px;border-radius:50%;background:rgba(255,255,255,.25);top:-35px;right:-30px}
    .visual-label{position:absolute;bottom:23px;left:25px;color:#fff;z-index:1}
    .visual-label strong{display:block;font-size:24px;margin-bottom:5px}
    .mini-card{position:absolute;background:#fff;border:1px solid #dce6f4;border-radius:8px;box-shadow:var(--shadow);padding:16px}
    .mini-card.one{left:0;top:48px;width:210px}.mini-card.two{left:34px;bottom:26px;width:235px}
    .mini-card small{display:block;color:var(--muted);font-size:12px;margin-bottom:7px}
    .mini-line{height:7px;border-radius:5px;background:#dce8fa;margin:7px 0}.mini-line.short{width:58%}.mini-line.blue{background:#8eb4ed;width:76%}
    .hero-foot{display:flex;gap:28px;flex-wrap:wrap;margin-top:34px;color:var(--muted);font-size:13px}
    .hero-foot strong{color:var(--ink);font-size:20px;margin-right:5px}
    .metrics{padding:0;background:var(--ink);color:#fff}
    .metric-row{display:grid;grid-template-columns:repeat(4,1fr)}
    .metric{padding:30px 22px;border-right:1px solid rgba(255,255,255,.15)}
    .metric:last-child{border-right:0}
    .metric strong{display:block;font-size:32px;line-height:1.1;color:#fff;margin-bottom:7px}
    .metric span{color:#b8c6de;font-size:13px}
    .directory{background:#fff}
    .directory-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:22px}
    .directory-large,.directory-list{border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:var(--shadow)}
    .directory-large{padding:34px;min-height:300px;background:linear-gradient(120deg,#f0f6ff,#fff)}
    .directory-large .number{font-size:58px;color:#c9dcfb;font-weight:900;line-height:1}
    .directory-large p{color:var(--muted);max-width:460px}
    .tag-row{display:flex;flex-wrap:wrap;gap:8px;margin:22px 0}
    .tag{display:inline-flex;align-items:center;border:1px solid #cbdcf4;color:var(--blue);background:#f7faff;border-radius:20px;padding:5px 11px;font-size:12px}
    .directory-list{padding:12px}
    .directory-item{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:21px 18px;border-bottom:1px solid var(--line)}
    .directory-item:last-child{border-bottom:0}
    .directory-item p{font-size:13px;color:var(--muted);margin:0}
    .arrow{color:var(--blue);font-size:21px}
    .value-band{background:var(--mist)}
    .value-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:65px;align-items:start}
    .value-lead{font-size:21px;line-height:1.6;color:#334361}
    .value-points{display:grid;grid-template-columns:1fr 1fr;gap:18px}
    .value-point{padding:22px;background:#fff;border:1px solid var(--line);border-radius:8px;box-shadow:0 8px 25px rgba(35,71,126,.06)}
    .value-point b{display:block;color:var(--blue);font-size:24px;margin-bottom:8px}
    .value-point p{font-size:14px;color:var(--muted);margin:0}
    .compare{background:#fff}
    .compare-box{display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--line);border-radius:10px;overflow:hidden;box-shadow:var(--shadow)}
    .compare-side{padding:34px}
    .compare-side:first-child{background:#f7faff;border-right:1px solid var(--line)}
    .compare-side h3{display:flex;justify-content:space-between;align-items:center}
    .compare-side ul{list-style:none;padding:0;margin:20px 0 0}
    .compare-side li{padding:12px 0;border-top:1px solid var(--line);color:var(--muted);font-size:14px}
    .compare-side li::before{content:"✓";color:var(--success);font-weight:800;margin-right:10px}
    .updates{background:var(--mist)}
    .updates-grid{display:grid;grid-template-columns:1fr .78fr;gap:26px}
    .update-list,.feature-note{background:#fff;border:1px solid var(--line);border-radius:9px;box-shadow:var(--shadow)}
    .update-list{padding:8px 25px}
    .update-item{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:20px 0;border-bottom:1px solid var(--line)}
    .update-item:last-child{border-bottom:0}
    .update-item h3{font-size:17px;margin-bottom:5px}
    .update-item p{margin:0;color:var(--muted);font-size:13px}
    .date{font-size:12px;color:var(--blue);white-space:nowrap}
    .feature-note{padding:32px;background:var(--blue);color:#fff}
    .feature-note p{color:#dce8ff;font-size:15px}
    .feature-note .tag{border-color:rgba(255,255,255,.3);background:transparent;color:#fff}
    .faq-grid{display:grid;grid-template-columns:.72fr 1.28fr;gap:70px}
    .faq-intro p{color:var(--muted)}
    details{border-top:1px solid var(--line);padding:20px 0}
    details:last-child{border-bottom:1px solid var(--line)}
    summary{cursor:pointer;list-style:none;font-weight:750;display:flex;justify-content:space-between;gap:20px}
    summary::-webkit-details-marker{display:none}
    summary::after{content:"+";font-size:22px;color:var(--blue);font-weight:400}
    details[open] summary::after{content:"−"}
    details p{color:var(--muted);font-size:14px;margin:13px 30px 0 0}
    .form-section{background:#eef5ff}
    .form-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:55px;align-items:start}
    .form-intro p{color:var(--muted)}
    .notice{border-left:3px solid var(--warm);padding:11px 15px;background:#fff8ee;color:#705536;font-size:13px;margin-top:25px}
    form{background:#fff;border:1px solid var(--line);border-radius:10px;padding:30px;box-shadow:var(--shadow)}
    .field-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
    label{display:block;font-size:13px;font-weight:750;margin-bottom:7px}
    input,select{width:100%;height:46px;border:1px solid #cfdbea;border-radius:6px;padding:0 13px;color:var(--ink);background:#fff}
    input::placeholder{color:#9aa8bc}
    .field{margin-bottom:18px}
    .check{display:flex;align-items:flex-start;gap:9px;font-size:13px;color:var(--muted);font-weight:400}
    .check input{width:17px;height:17px;margin-top:3px}
    .form-status{font-size:13px;color:var(--success);margin:14px 0 0;display:none}
    footer{background:#101c33;color:#fff;padding:48px 0 24px}
    .footer-top{display:flex;justify-content:space-between;gap:40px;padding-bottom:35px;border-bottom:1px solid rgba(255,255,255,.15)}
    .footer-brand{max-width:330px}.footer-brand p{color:#aebbd0;font-size:13px}
    .footer-links{display:flex;gap:55px}
    .footer-links h3{font-size:13px;color:#dce7f7;margin-bottom:12px}
    .footer-links a{display:block;color:#aebbd0;font-size:13px;margin:8px 0}
    .footer-links a:hover{color:#fff}
    .footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:20px;color:#8797b1;font-size:12px}
    .age-pill{border:1px solid rgba(255,255,255,.25);padding:5px 9px;border-radius:4px}
    .age-modal{position:fixed;inset:0;background:rgba(11,23,44,.66);display:none;place-items:center;z-index:50;padding:20px}
    .age-modal.show{display:grid}
    .age-dialog{background:#fff;max-width:460px;border-radius:10px;padding:34px;box-shadow:0 25px 70px rgba(0,0,0,.25)}
    .age-dialog h2{font-size:28px}.age-dialog p{color:var(--muted);font-size:14px}
    @media(max-width:900px){
      .hero-grid,.value-grid,.faq-grid,.form-layout{grid-template-columns:1fr;gap:35px}
      .hero{padding-top:55px}.visual{min-height:340px;max-width:620px}
      .directory-grid,.updates-grid{grid-template-columns:1fr}
      .footer-top{flex-direction:column}.footer-links{gap:40px}
    }
    @media(max-width:700px){
      .container{width:min(100% - 32px,var(--max))}
      .section{padding:70px 0}.nav-wrap{height:68px}.nav-note{display:none}
      nav{display:none;position:absolute;left:16px;right:16px;top:68px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);padding:8px 18px;flex-direction:column;align-items:stretch;gap:0}
      nav.open{display:flex}nav a{padding:13px 0;border-bottom:1px solid var(--line)}nav a:last-child{border-bottom:0}nav a::after{bottom:7px}
      .menu-toggle{display:block}.hero-grid{gap:18px}h1{font-size:42px}
      .metric-row{grid-template-columns:1fr 1fr}.metric{border-bottom:1px solid rgba(255,255,255,.15)}.metric:nth-child(2){border-right:0}
      .section-head{display:block}.section-head p{margin-top:14px}.value-points,.field-grid{grid-template-columns:1fr}
      .compare-box{grid-template-columns:1fr}.compare-side:first-child{border-right:0;border-bottom:1px solid var(--line)}
      .visual-main{right:0;width:78%}.mini-card.one{left:0;width:180px}.mini-card.two{left:12px;width:205px}
      .hero-search{display:block;background:transparent;border:0;box-shadow:none;padding:0}.hero-search input{height:46px;border:1px solid #d6e2f4;border-radius:6px;margin-bottom:10px}.hero-search .btn{width:100%}
      .footer-links{flex-wrap:wrap;gap:25px}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:8px}
    }
    @media(max-width:480px){
      h1{font-size:35px}.hero-copy>p{font-size:16px}.actions .btn{width:100%}
      .visual{min-height:285px}.visual-main{height:230px}.mini-card.one{top:20px;width:150px;padding:12px}.mini-card.two{bottom:8px;width:175px;padding:12px}
      .visual-label{bottom:15px;left:17px}.visual-label strong{font-size:18px}
      .metric{padding:22px 12px}.metric strong{font-size:25px}.directory-large,.compare-side,form{padding:24px}
      .update-item{align-items:flex-start;display:block}.date{display:block;margin-top:7px}
    }

/* roulang page: category1 */
:root{
 --blue:#2164d8;
 --blue-deep:#174aa8;
 --blue-soft:#eaf2ff;
 --ink:#14213d;
 --muted:#64728a;
 --line:#dfe7f2;
 --paper:#fff;
 --mist:#f5f8fc;
 --warm:#f4a261;
 --success:#2f9e77;
 --danger:#c76a61;
 --radius:10px;
 --shadow:0 14px 36px rgba(35,71,126,.10);
 --shadow-hover:0 20px 42px rgba(35,71,126,.16);
 --max:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.7}
a{color:inherit;text-decoration:none}
button,input,select{font:inherit}
button{cursor:pointer}
img,svg{display:block;max-width:100%}
h1,h2,h3,p{margin-top:0}
h1,h2,h3{line-height:1.25;letter-spacing:.01em}
h1{font-size:clamp(32px,4.2vw,54px);margin-bottom:20px}
h2{font-size:clamp(27px,3vw,38px);margin-bottom:16px}
h3{font-size:19px;margin-bottom:8px}
.container{width:min(var(--max),calc(100% - 48px));margin:0 auto}
.eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--blue);font-size:12px;font-weight:800;letter-spacing:.14em}
.eyebrow:before{content:"";width:22px;height:2px;background:var(--blue)}
.muted{color:var(--muted)}
header{background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(14px)}
.nav-wrap{height:78px;display:flex;align-items:center;justify-content:space-between;gap:28px}
.brand{display:flex;align-items:center;gap:12px;white-space:nowrap;font-weight:850;font-size:16px}
.brand-mark{width:30px;height:30px;border:2px solid var(--blue);border-radius:50%;display:grid;place-items:center;color:var(--blue);font-size:13px}
nav{display:flex;align-items:center;gap:30px;color:#596981;font-size:14px}
nav a{position:relative;padding:26px 0;transition:color .2s ease}
nav a:after{content:"";position:absolute;bottom:17px;left:0;width:0;height:2px;background:var(--blue);transition:width .2s ease}
nav a:hover,nav a.active{color:var(--blue)}
nav a:hover:after,nav a.active:after{width:100%}
.nav-note{font-size:12px;color:var(--muted);border-left:1px solid var(--line);padding-left:22px}
.menu-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:7px;padding:8px 12px;color:var(--blue)}
.hero{background:linear-gradient(135deg,#f8fbff,#edf4ff 56%,#fff);padding:72px 0 64px;border-bottom:1px solid var(--line)}
.hero-grid{display:grid;grid-template-columns:1fr .88fr;align-items:center;gap:75px}
.hero-copy>p{font-size:18px;color:var(--muted);max-width:620px;margin-bottom:28px}
.breadcrumb{display:flex;gap:9px;color:var(--muted);font-size:13px;margin-bottom:26px}
.breadcrumb a{color:var(--blue)}
.actions{display:flex;gap:12px;flex-wrap:wrap}
.btn{border:1px solid transparent;border-radius:7px;display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:46px;padding:0 19px;font-weight:750;transition:all .2s ease}
.btn-primary{background:var(--blue);color:#fff;box-shadow:0 8px 18px rgba(33,100,216,.2)}
.btn-primary:hover{background:var(--blue-deep);transform:translateY(-2px);box-shadow:var(--shadow-hover)}
.btn-outline{background:#fff;color:var(--blue);border-color:#bdd0ef}
.btn-outline:hover{border-color:var(--blue);background:var(--blue-soft)}
.btn-text{color:var(--blue);padding:0;min-height:auto}
.btn:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid rgba(33,100,216,.25);outline-offset:3px}
.hero-note{display:flex;gap:20px;flex-wrap:wrap;margin-top:30px;color:var(--muted);font-size:13px}
.hero-note strong{display:block;color:var(--ink);font-size:20px}
.preview{min-height:390px;position:relative}
.preview-main{height:350px;width:75%;position:absolute;right:0;top:12px;border-radius:12px;overflow:hidden;background:linear-gradient(145deg,#d7e8ff 8%,#719ce0 50%,#315da8 100%);box-shadow:var(--shadow-hover)}
.preview-main:before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(255,255,255,.15),transparent 40%,rgba(12,39,89,.72))}
.preview-main:after{content:"";position:absolute;width:175px;height:175px;border-radius:50%;right:-55px;top:-45px;background:rgba(255,255,255,.24)}
.preview-label{position:absolute;left:24px;bottom:26px;color:#fff;z-index:1}
.preview-label small{display:block;color:#dce8ff;font-size:12px;margin-bottom:6px}
.preview-label b{font-size:22px}
.preview-panel{position:absolute;left:0;top:62px;width:215px;padding:20px;background:#fff;border:1px solid var(--line);border-radius:9px;box-shadow:var(--shadow);z-index:2}
.preview-panel small{color:var(--muted);font-size:12px}
.preview-panel strong{display:block;font-size:28px;margin:5px 0 8px}
.mini-line{height:5px;border-radius:5px;background:#e6eefb;margin:9px 0}
.mini-line i{display:block;height:100%;width:72%;border-radius:5px;background:var(--blue)}
.section{padding:94px 0}
.section-soft{background:var(--mist)}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:34px}
.section-head p{max-width:560px;color:var(--muted);margin:0}
.metric-row{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.metric{padding:28px 25px;border-right:1px solid var(--line)}
.metric:last-child{border-right:0}
.metric strong{display:block;color:var(--blue);font-size:35px;line-height:1.15;margin-bottom:5px}
.metric span{font-size:13px;color:var(--muted)}
.topic-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:26px;align-items:start}
.filter-box,.results-box{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.filter-box{padding:26px;position:sticky;top:105px}
.filter-box h3{font-size:18px}
.filter-box p{font-size:13px;color:var(--muted);margin-bottom:20px}
.filter-group{padding:18px 0;border-top:1px solid var(--line)}
.filter-group strong{display:block;font-size:13px;margin-bottom:11px}
.tags{display:flex;gap:8px;flex-wrap:wrap}
.tag{display:inline-flex;align-items:center;border:1px solid #cbdcf4;color:var(--blue);background:#f7faff;border-radius:20px;padding:5px 11px;font-size:12px;transition:.2s}
.tag:hover,.tag.selected{background:var(--blue);border-color:var(--blue);color:#fff}
.select{width:100%;padding:11px 12px;border:1px solid var(--line);border-radius:7px;color:var(--ink);background:#fff}
.results-box{padding:12px}
.result-top{display:flex;align-items:center;justify-content:space-between;gap:15px;padding:11px 15px 16px;border-bottom:1px solid var(--line)}
.result-top p{margin:0;color:var(--muted);font-size:13px}
.result-list{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;padding-top:12px}
.content-card{border:1px solid var(--line);border-radius:8px;overflow:hidden;background:#fff;transition:.22s}
.content-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:#bcd1f0}
.cover{height:145px;position:relative;background:linear-gradient(135deg,#d9e8ff,#7da8e8 58%,#345fa8)}
.cover.alt{background:linear-gradient(135deg,#e2efff,#9dbde9 55%,#5477b5)}
.cover.deep{background:linear-gradient(135deg,#cfe1fa,#628dcc 60%,#244c94)}
.cover:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 30%,rgba(11,39,86,.48))}
.cover-label{position:absolute;left:14px;bottom:12px;color:#fff;z-index:1;font-size:12px}
.card-body{padding:16px}
.card-body h3{font-size:16px;margin-bottom:7px}
.card-meta{display:flex;justify-content:space-between;gap:8px;color:var(--muted);font-size:12px;margin-bottom:13px}
.card-link{color:var(--blue);font-size:13px;font-weight:750}
.path{display:grid;grid-template-columns:1.15fr .85fr;gap:25px;align-items:stretch}
.path-main,.notice{border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:var(--shadow)}
.path-main{padding:30px}
.path-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin-top:25px}
.step{padding:20px 18px;border-left:1px solid var(--line)}
.step:first-child{border-left:0;padding-left:0}
.step-no{color:var(--blue);font-size:12px;font-weight:800}
.step p{font-size:13px;color:var(--muted);margin:0}
.notice{padding:30px;background:var(--blue);color:#fff}
.notice p{color:#dbe8ff}
.notice .tag{color:#fff;background:transparent;border-color:rgba(255,255,255,.35)}
.faq-grid{display:grid;grid-template-columns:.72fr 1.28fr;gap:70px}
.faq-intro p{color:var(--muted)}
.faq-list{border-top:1px solid var(--line)}
details{border-bottom:1px solid var(--line);padding:18px 0}
summary{cursor:pointer;list-style:none;font-weight:750;display:flex;justify-content:space-between;gap:18px}
summary::-webkit-details-marker{display:none}
summary:after{content:"+";color:var(--blue);font-size:22px;line-height:1}
details[open] summary:after{content:"−"}
details p{color:var(--muted);font-size:14px;margin:12px 28px 0 0}
.cta-section{background:#eef5ff}
.cta-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:55px;align-items:start}
.cta-layout p{color:var(--muted)}
form{background:#fff;border:1px solid var(--line);border-radius:10px;padding:28px;box-shadow:var(--shadow)}
.field-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{display:flex;flex-direction:column;gap:7px}
.field.full{grid-column:1/-1}
label{font-size:13px;font-weight:750}
input,select{width:100%;border:1px solid #cfdbea;border-radius:7px;padding:11px 12px;color:var(--ink);background:#fff;transition:.2s}
input::placeholder{color:#9aa8ba}
input:focus,select:focus{border-color:var(--blue);box-shadow:0 0 0 4px rgba(33,100,216,.08);outline:0}
.check{display:flex;align-items:flex-start;gap:9px;color:var(--muted);font-size:12px;margin:18px 0}
.check input{width:16px;margin-top:4px}
.form-status{display:none;color:var(--success);font-size:13px;margin:12px 0 0}
footer{border-top:1px solid var(--line);background:#fff;padding:50px 0 24px}
.footer-top{display:flex;justify-content:space-between;gap:50px;padding-bottom:38px}
.footer-brand{max-width:390px}
.footer-brand p{color:var(--muted);font-size:13px;margin:18px 0 0}
.footer-links{display:flex;gap:75px}
.footer-links h3{font-size:13px;margin-bottom:13px}
.footer-links div{display:flex;flex-direction:column;gap:7px}
.footer-links a{color:var(--muted);font-size:13px;transition:.2s}
.footer-links a:hover{color:var(--blue)}
.footer-bottom{border-top:1px solid var(--line);padding-top:20px;display:flex;justify-content:space-between;gap:18px;color:var(--muted);font-size:12px}
.age-pill{border:1px solid #f0c9a8;background:#fff8f1;color:#a76433;border-radius:20px;padding:3px 10px}
.empty-state{display:none;text-align:center;padding:45px 20px;color:var(--muted)}
@media(max-width:900px){
 .hero-grid,.path,.cta-layout{grid-template-columns:1fr;gap:35px}
 .preview{min-height:340px;max-width:600px}
 .topic-layout{grid-template-columns:1fr}
 .filter-box{position:static}
 .faq-grid{gap:35px}
}
@media(max-width:768px){
 .container{width:min(var(--max),calc(100% - 32px))}
 .nav-wrap{height:68px}
 .nav-note{display:none}
 .menu-toggle{display:block}
 nav{display:none;position:absolute;top:68px;left:16px;right:16px;padding:10px 18px;flex-direction:column;align-items:stretch;gap:0;background:#fff;border:1px solid var(--line);border-radius:8px;box-shadow:var(--shadow)}
 nav.open{display:flex}
 nav a{padding:12px 0;border-bottom:1px solid var(--line)}
 nav a:last-child{border-bottom:0}
 nav a:after{bottom:7px}
 .hero{padding:53px 0 45px}
 .metric-row{grid-template-columns:1fr 1fr}
 .metric:nth-child(2){border-right:0}
 .metric:nth-child(-n+2){border-bottom:1px solid var(--line)}
 .section{padding:68px 0}
 .section-head{display:block;margin-bottom:25px}
 .section-head p{margin-top:12px}
 .path-steps{grid-template-columns:1fr}
 .step{border-left:0;border-top:1px solid var(--line);padding:16px 0}
 .step:first-child{border-top:0;padding-top:0}
 .footer-top{display:block}
 .footer-links{margin-top:30px;gap:45px}
}
@media(max-width:520px){
 h1{font-size:34px}
 .brand{font-size:14px;gap:8px}
 .brand-mark{width:27px;height:27px}
 .hero-copy>p{font-size:16px}
 .preview{min-height:295px}
 .preview-main{height:270px;width:78%}
 .preview-panel{width:175px;top:38px;padding:15px}
 .preview-panel strong{font-size:23px}
 .result-list{grid-template-columns:1fr}
 .field-grid{grid-template-columns:1fr}
 .field.full{grid-column:auto}
 .footer-links{gap:25px}
 .footer-bottom{display:block}
 .age-pill{display:inline-block;margin-top:10px}
}

/* roulang page: category2 */
:root{
 --blue:#2164d8;
 --blue-deep:#174aa8;
 --blue-soft:#eaf2ff;
 --ink:#14213d;
 --muted:#64728a;
 --line:#dfe7f2;
 --paper:#ffffff;
 --mist:#f5f8fc;
 --warm:#f4a261;
 --success:#2f9e77;
 --danger:#bd5c5c;
 --radius:10px;
 --shadow:0 14px 36px rgba(35,71,126,.10);
 --shadow-hover:0 20px 42px rgba(35,71,126,.16);
 --max:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.7}
body,button,input,select{font-synthesis:none}
a{color:inherit;text-decoration:none}
button,input,select{font:inherit}
button{cursor:pointer}
img,svg{display:block;max-width:100%}
h1,h2,h3,p{margin-top:0}
h1,h2,h3{line-height:1.3}
h1{font-size:clamp(32px,4vw,56px);letter-spacing:.01em;margin-bottom:18px}
h2{font-size:clamp(26px,3vw,38px);margin-bottom:14px}
h3{font-size:18px;margin-bottom:7px}
.container{width:min(var(--max),calc(100% - 48px));margin:0 auto}
.eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--blue);font-size:12px;font-weight:800;letter-spacing:.14em}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--blue)}
.muted{color:var(--muted)}
.section{padding:96px 0}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:34px}
.section-head p{max-width:580px;color:var(--muted);margin:0}
header{background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;backdrop-filter:blur(14px)}
.nav-wrap{height:78px;display:flex;align-items:center;justify-content:space-between;gap:28px}
.brand{display:flex;align-items:center;gap:12px;white-space:nowrap;font-weight:850;font-size:16px}
.brand-mark{width:30px;height:30px;border:2px solid var(--blue);border-radius:50%;display:grid;place-items:center;color:var(--blue);font-size:13px}
nav{display:flex;align-items:center;gap:30px;color:#596981;font-size:14px}
nav a{position:relative;padding:26px 0;transition:color .2s ease}
nav a::after{content:"";position:absolute;bottom:17px;left:0;width:0;height:2px;background:var(--blue);transition:width .2s ease}
nav a:hover,nav a.active{color:var(--blue)}
nav a:hover::after,nav a.active::after{width:100%}
.nav-note{font-size:12px;color:var(--muted);border-left:1px solid var(--line);padding-left:22px}
.menu-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:7px;padding:8px 12px;color:var(--blue)}
.hero{background:linear-gradient(135deg,#f8fbff 0%,#edf4ff 55%,#fff 100%);padding:65px 0 58px;border-bottom:1px solid var(--line)}
.breadcrumb{display:flex;gap:10px;align-items:center;color:var(--muted);font-size:13px;margin-bottom:34px}
.breadcrumb a{color:var(--blue)}
.breadcrumb span{color:#a6b4c8}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:70px;align-items:center}
.hero-copy>p{font-size:18px;color:var(--muted);max-width:650px;margin-bottom:26px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap}
.btn{border:1px solid transparent;border-radius:7px;display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:46px;padding:0 19px;font-weight:750;transition:all .2s ease}
.btn-primary{background:var(--blue);color:#fff;box-shadow:0 8px 18px rgba(33,100,216,.20)}
.btn-primary:hover{background:var(--blue-deep);transform:translateY(-2px);box-shadow:var(--shadow-hover)}
.btn-outline{background:#fff;color:var(--blue);border-color:#bdd0ef}
.btn-outline:hover{border-color:var(--blue);background:var(--blue-soft)}
.btn-text{color:var(--blue);padding-left:0;padding-right:0;background:transparent}
.btn:active{transform:translateY(1px)}
.btn:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid rgba(33,100,216,.25);outline-offset:3px}
.btn[disabled]{cursor:not-allowed;opacity:.5;transform:none;box-shadow:none}
.hero-visual{position:relative;min-height:300px}
.visual-main{height:286px;border-radius:12px;background:linear-gradient(145deg,#d9e9ff,#8fb6ee);position:absolute;right:12px;top:0;width:82%;overflow:hidden;box-shadow:var(--shadow-hover)}
.visual-main::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 34%,rgba(15,45,98,.68))}
.visual-main::after{content:"";position:absolute;width:180px;height:180px;border-radius:50%;background:rgba(255,255,255,.25);top:-35px;right:-30px}
.visual-lines{position:absolute;inset:35px 28px 38px;z-index:1;border:1px solid rgba(255,255,255,.5);border-radius:7px;padding:18px;color:#fff}
.visual-lines strong{display:block;font-size:22px;margin-top:132px}
.visual-lines small{opacity:.9}
.mini-card{position:absolute;background:#fff;border:1px solid #dce6f4;border-radius:8px;box-shadow:var(--shadow);padding:16px;z-index:2}
.mini-card.one{left:0;top:35px;width:210px}
.mini-card.two{left:35px;bottom:15px;width:235px}
.mini-card small{display:block;color:var(--muted);font-size:12px;margin-bottom:7px}
.mini-card strong{font-size:17px}
.hero-note{display:flex;gap:24px;flex-wrap:wrap;margin-top:34px;color:var(--muted);font-size:13px}
.hero-note strong{color:var(--ink);font-size:20px;margin-right:5px}
.filter-bar{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px;display:flex;align-items:center;gap:12px;margin-top:-28px;position:relative;z-index:2}
.search-box{display:flex;align-items:center;border:1px solid var(--line);border-radius:7px;flex:1;background:#fff}
.search-box span{padding-left:14px;color:var(--blue);font-size:19px}
.search-box input{border:0;outline:0;min-width:0;width:100%;padding:11px 12px;color:var(--ink);background:transparent}
.filter-select{border:1px solid var(--line);border-radius:7px;color:var(--ink);background:#fff;padding:11px 34px 11px 12px;min-width:150px}
.filter-bar .btn{min-height:44px}
.content-layout{display:grid;grid-template-columns:270px 1fr;gap:34px;align-items:start}
.filter-panel{border:1px solid var(--line);border-radius:var(--radius);padding:24px;background:#fff;box-shadow:var(--shadow);position:sticky;top:103px}
.filter-panel h3{font-size:16px;margin-bottom:18px}
.filter-group{padding:18px 0;border-top:1px solid var(--line)}
.filter-group:first-of-type{border-top:0;padding-top:0}
.filter-group label{display:flex;align-items:center;gap:9px;color:#42526b;font-size:14px;margin:9px 0;cursor:pointer}
.filter-group input{accent-color:var(--blue)}
.reset-link{font-size:13px;color:var(--blue);background:none;border:0;padding:0}
.result-head{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:18px}
.result-head p{margin:0;color:var(--muted);font-size:14px}
.result-count{font-weight:800;color:var(--blue)}
.update-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.update-card{display:grid;grid-template-columns:142px 1fr;gap:17px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;padding:12px;box-shadow:var(--shadow);transition:transform .2s,box-shadow .2s,border-color .2s}
.update-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#b9cff0}
.cover{height:150px;border-radius:7px;position:relative;overflow:hidden;background:linear-gradient(145deg,#d9e9ff 0%,#719ce0 58%,#345da7 100%)}
.cover::before{content:"";position:absolute;width:90px;height:90px;border-radius:50%;background:rgba(255,255,255,.24);right:-18px;top:13px}
.cover::after{content:"";position:absolute;left:14px;right:14px;bottom:14px;height:38px;border-left:2px solid rgba(255,255,255,.8);border-bottom:2px solid rgba(255,255,255,.8);opacity:.8}
.cover.alt-a{background:linear-gradient(145deg,#dbeeff,#8ab3ed 48%,#4f72b3)}
.cover.alt-b{background:linear-gradient(145deg,#e8f2ff,#a7c5ef 48%,#5879b4)}
.cover.alt-c{background:linear-gradient(145deg,#d6e6fb,#6f9ee0 48%,#294d91)}
.cover-label{position:absolute;left:12px;top:11px;color:#fff;font-size:11px;border:1px solid rgba(255,255,255,.55);padding:3px 7px;border-radius:14px;z-index:1}
.card-body{min-width:0;display:flex;flex-direction:column;justify-content:space-between;padding:3px 3px 2px 0}
.card-body h3{font-size:17px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.card-body p{color:var(--muted);font-size:13px;margin:0 0 10px}
.tag-row{display:flex;flex-wrap:wrap;gap:7px;margin:9px 0}
.tag{display:inline-flex;align-items:center;border:1px solid #cbdcf4;color:var(--blue);background:#f7faff;border-radius:20px;padding:4px 9px;font-size:12px}
.card-meta{display:flex;justify-content:space-between;gap:8px;color:var(--muted);font-size:12px;border-top:1px solid var(--line);padding-top:10px}
.card-meta .status{color:var(--success);font-weight:700}
.card-action{display:inline-flex;align-items:center;gap:5px;color:var(--blue);font-size:13px;font-weight:750;margin-top:12px}
.card-action:hover{color:var(--blue-deep)}
.pagination{display:flex;justify-content:center;gap:8px;margin-top:30px}
.page-btn{min-width:36px;height:36px;border:1px solid var(--line);border-radius:6px;background:#fff;color:var(--muted)}
.page-btn:hover,.page-btn.active{border-color:var(--blue);color:var(--blue);background:var(--blue-soft)}
.insight-band{background:var(--mist);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.insight-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:58px;align-items:center}
.insight-layout>p{color:var(--muted);font-size:17px}
.timeline{border-left:2px solid #bed2f0;padding-left:24px}
.timeline-item{position:relative;padding:0 0 25px}
.timeline-item:last-child{padding-bottom:0}
.timeline-item::before{content:"";position:absolute;width:9px;height:9px;border-radius:50%;background:var(--blue);left:-30px;top:8px;box-shadow:0 0 0 5px var(--mist)}
.timeline-item strong{display:block;font-size:15px}
.timeline-item span{display:block;color:var(--muted);font-size:13px;margin-top:3px}
.faq-section{background:#fff}
.faq-grid{display:grid;grid-template-columns:.72fr 1.28fr;gap:70px}
.faq-intro p{color:var(--muted)}
.faq-list{border-top:1px solid var(--line)}
details{border-bottom:1px solid var(--line);padding:0}
summary{list-style:none;cursor:pointer;padding:20px 35px 20px 0;font-weight:750;position:relative}
summary::-webkit-details-marker{display:none}
summary::after{content:"＋";position:absolute;right:4px;color:var(--blue);font-size:22px;top:16px}
details[open] summary::after{content:"－"}
details p{color:var(--muted);font-size:14px;padding:0 38px 20px 0;margin:0}
.cta-section{background:#eef5ff}
.cta-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:55px;align-items:start}
.cta-copy p{color:var(--muted);max-width:500px}
.cta-form{background:#fff;border:1px solid var(--line);border-radius:10px;padding:28px;box-shadow:var(--shadow)}
.field{margin-bottom:17px}
.field label{display:block;font-size:13px;font-weight:750;margin-bottom:7px}
.field input,.field select{width:100%;border:1px solid var(--line);border-radius:7px;padding:11px 12px;background:#fff;color:var(--ink)}
.check-line{display:flex;align-items:flex-start;gap:9px;color:var(--muted);font-size:13px;margin:5px 0 19px}
.check-line input{margin-top:5px;accent-color:var(--blue)}
.form-message{color:var(--success);font-size:13px;margin:12px 0 0}
footer{border-top:1px solid var(--line);background:#fff;padding:54px 0 22px}
.footer-top{display:flex;justify-content:space-between;gap:50px;padding-bottom:40px}
.footer-brand{max-width:380px}
.footer-brand p{color:var(--muted);font-size:13px;margin:17px 0 0}
.footer-links{display:flex;gap:80px}
.footer-links div{display:flex;flex-direction:column;gap:8px}
.footer-links h3{font-size:13px;margin-bottom:8px}
.footer-links a{font-size:13px;color:var(--muted)}
.footer-links a:hover{color:var(--blue)}
.footer-bottom{border-top:1px solid var(--line);padding-top:20px;display:flex;justify-content:space-between;gap:20px;color:var(--muted);font-size:12px}
.age-pill{border:1px solid #e7c9a6;color:#a56c35;border-radius:20px;padding:3px 10px}
.notice{display:flex;gap:10px;align-items:flex-start;border:1px solid #d7e5f8;background:#f7faff;padding:15px 17px;border-radius:8px;color:#52647e;font-size:13px;margin-top:26px}
.notice strong{color:var(--blue);white-space:nowrap}
.empty-state{display:none;border:1px dashed #b9cbe4;border-radius:9px;padding:32px;text-align:center;color:var(--muted);background:#fbfdff}
@media (max-width:1024px){
 .hero-grid{gap:38px}
 .content-layout{grid-template-columns:230px 1fr}
 .update-card{grid-template-columns:120px 1fr}
 .cover{height:140px}
 .footer-links{gap:45px}
}
@media (max-width:768px){
 .container{width:min(var(--max),calc(100% - 32px))}
 .nav-wrap{height:68px}
 .nav-note{display:none}
 .menu-toggle{display:block}
 nav{display:none;position:absolute;top:68px;left:16px;right:16px;padding:10px 18px;flex-direction:column;align-items:stretch;gap:0;background:#fff;border:1px solid var(--line);border-radius:8px;box-shadow:var(--shadow)}
 nav.open{display:flex}
 nav a{padding:13px 2px;border-bottom:1px solid var(--line)}
 nav a:last-child{border-bottom:0}
 nav a::after{bottom:5px}
 .hero{padding:46px 0}
 .hero-grid,.insight-layout,.cta-layout,.faq-grid{grid-template-columns:1fr;gap:34px}
 .hero-visual{min-height:280px}
 .section{padding:68px 0}
 .filter-bar{margin-top:0;flex-wrap:wrap}
 .search-box{flex-basis:100%}
 .content-layout{grid-template-columns:1fr}
 .filter-panel{position:static}
 .update-grid{grid-template-columns:1fr}
 .footer-top{flex-direction:column}
}
@media (max-width:520px){
 h1{font-size:32px}
 h2{font-size:27px}
 .hero-copy>p{font-size:16px}
 .visual-main{width:78%;right:0}
 .mini-card.one{left:0;width:175px}
 .mini-card.two{left:22px;width:205px}
 .filter-select,.filter-bar .btn{width:100%}
 .update-card{grid-template-columns:112px 1fr;gap:12px}
 .cover{height:136px}
 .card-body h3{font-size:15px}
 .card-meta{display:block}
 .card-meta span{display:block;margin-bottom:3px}
 .section-head{display:block}
 .section-head p{margin-top:12px}
 .footer-links{display:grid;grid-template-columns:1fr 1fr;gap:24px}
 .footer-bottom{display:block}
 .footer-bottom .age-pill{display:inline-block;margin-top:12px}
}