/* roulang page: index */
:root{
      --ink:#202a2a;--muted:#647170;--paper:#f7f6f1;--white:#fff;
      --mist:#e8efeb;--line:#d6dfda;--teal:#176c68;--teal-dark:#0c4848;
      --coral:#e7835f;--sand:#f0e2d2;--yellow:#f5c96b;--shadow:0 18px 50px rgba(21,57,53,.10);
      --radius:22px;--radius-sm:14px;--ease:.25s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.8}
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    img{display:block;width:100%;max-width:100%;object-fit:cover}
    button,input,textarea{font:inherit}
    button:focus,a:focus,input:focus,textarea:focus,summary:focus{outline:3px solid rgba(231,131,95,.38);outline-offset:3px}
    .container{width:min(1240px,calc(100% - 48px));margin:0 auto}
    .section{padding:104px 0}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--teal);font-size:13px;font-weight:800;letter-spacing:.12em}
    .eyebrow:before{content:"";width:22px;height:2px;background:var(--coral)}
    h1,h2,h3,p{margin-top:0}
    h1,h2,h3{line-height:1.25;letter-spacing:-.035em}
    h1{font-size:clamp(40px,5.2vw,68px);margin-bottom:24px}
    h2{font-size:clamp(30px,4vw,46px);margin:12px 0 18px}
    h3{font-size:22px;margin:0 0 10px}
    .lead{font-size:18px;color:var(--muted);line-height:1.9}
    .section-head{max-width:720px;margin-bottom:48px}
    .section-head p{color:var(--muted);font-size:17px}
    .button{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:999px;padding:13px 24px;font-weight:800;line-height:1.2;cursor:pointer;transition:var(--ease)}
    .button.primary{background:var(--coral);color:#fff;box-shadow:0 9px 22px rgba(231,131,95,.24)}
    .button.primary:hover{background:#cf6849;transform:translateY(-2px)}
    .button.secondary{background:transparent;color:var(--teal);border:1px solid #a9c0b7}
    .button.secondary:hover{background:var(--mist);border-color:var(--teal)}
    .button.light{background:#fff;color:var(--teal-dark)}
    .button.disabled{opacity:.48;cursor:not-allowed}
    .tag{display:inline-block;padding:5px 11px;border-radius:999px;background:var(--mist);color:var(--teal);font-size:12px;font-weight:800}
    .glass-nav{position:absolute;z-index:20;top:18px;left:0;right:0}
    .nav-shell{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:10px 14px 10px 20px;border:1px solid rgba(255,255,255,.32);border-radius:18px;background:rgba(20,51,49,.62);backdrop-filter:blur(16px);box-shadow:0 10px 28px rgba(0,0,0,.10);color:#fff}
    .glass-nav.scrolled{position:fixed;top:0;background:rgba(247,246,241,.94);border-color:var(--line);color:var(--ink);box-shadow:0 8px 24px rgba(25,45,42,.10)}
    .logo{display:flex;align-items:center;gap:10px;font-size:21px;font-weight:900;white-space:nowrap}
    .logo-mark{width:30px;height:30px;border-radius:10px 10px 10px 3px;background:var(--coral);position:relative}
    .logo-mark:after{content:"";position:absolute;width:11px;height:11px;border:3px solid #fff;border-radius:50%;top:7px;left:8px}
    .nav-links{display:flex;align-items:center;gap:3px;margin:0;list-style:none}
    .nav-links a{display:block;padding:9px 10px;border-radius:10px;font-size:13px;white-space:nowrap}
    .nav-links a:hover,.nav-links a.active{background:rgba(255,255,255,.16);color:#fff}
    .scrolled .nav-links a:hover,.scrolled .nav-links a.active{background:var(--mist);color:var(--teal)}
    .nav-actions{display:flex;align-items:center;gap:9px}
    .search-btn{width:38px;height:38px;padding:0;border:1px solid rgba(255,255,255,.4);border-radius:50%;background:transparent;color:inherit;cursor:pointer}
    .scrolled .search-btn{border-color:var(--line)}
    .menu-toggle{display:none;background:none;border:0;color:inherit;font-size:25px}
    .hero{position:relative;min-height:760px;padding:170px 0 82px;color:#fff;background:linear-gradient(90deg,rgba(10,51,49,.93) 0%,rgba(10,51,49,.76) 48%,rgba(10,51,49,.35) 100%),url("/assets/images/backpic/back-1.webp") center/cover}
    .hero:after{content:"";position:absolute;inset:auto 0 0;height:150px;background:linear-gradient(transparent,var(--paper));opacity:.7}
    .hero-content{position:relative;z-index:2}
    .hero-copy{max-width:690px}
    .hero .eyebrow{color:#c9e3d8}
    .hero .lead{color:rgba(255,255,255,.83);max-width:650px}
    .hero-buttons{display:flex;gap:12px;flex-wrap:wrap;margin:32px 0 40px}
    .hero .secondary{color:#fff;border-color:rgba(255,255,255,.54)}
    .hero .secondary:hover{background:rgba(255,255,255,.13)}
    .hero-bento{display:grid;grid-template-columns:1.2fr .8fr;gap:14px;max-width:700px}
    .hero-panel{padding:22px;border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.12);backdrop-filter:blur(8px);border-radius:18px}
    .hero-panel strong{display:block;font-size:30px;line-height:1.2}
    .hero-panel small{color:rgba(255,255,255,.75)}
    .hero-panel.wide{grid-row:span 2;display:flex;flex-direction:column;justify-content:space-between;background:rgba(231,131,95,.87)}
    .hero-panel.wide strong{font-size:34px}
    .feature-layout{display:grid;grid-template-columns:1.05fr 1.95fr;gap:64px;align-items:start}
    .feature-intro{position:sticky;top:110px}
    .feature-intro p{color:var(--muted)}
    .feature-board{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
    .feature-card{padding:28px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);min-height:210px;transition:var(--ease)}
    .feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#a4c3b7}
    .feature-card.large{grid-column:span 2;background:var(--teal-dark);color:#fff;display:grid;grid-template-columns:1fr 1fr;gap:24px}
    .feature-card p{color:var(--muted);font-size:15px}
    .feature-card.large p{color:rgba(255,255,255,.75)}
    .number{display:flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:13px;background:var(--sand);color:var(--teal);font-weight:900;margin-bottom:20px}
    .feature-card.large .number{background:var(--coral);color:#fff}
    .micro-list{padding:0;margin:18px 0 0;list-style:none}
    .micro-list li{padding:10px 0;border-bottom:1px solid rgba(255,255,255,.18);font-size:14px}
    .scene{background:var(--mist)}
    .scene-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:26px;align-items:stretch}
    .scene-image{min-height:540px;border-radius:var(--radius);overflow:hidden;position:relative;background:#b8cec2}
    .scene-image img{height:100%}
    .scene-image:after{content:"运动安排，从今天开始";position:absolute;left:28px;bottom:24px;color:#fff;font-size:25px;font-weight:900;text-shadow:0 2px 12px #17423e}
    .scene-side{display:flex;flex-direction:column;gap:14px}
    .scene-item{padding:25px;background:#fff;border-radius:var(--radius-sm);border-left:4px solid var(--teal);flex:1}
    .scene-item p{margin:0;color:var(--muted);font-size:14px}
    .case-section{background:#fff}
    .case-wrap{display:grid;grid-template-columns:240px 1fr;gap:22px}
    .case-index{padding:12px;background:var(--paper);border-radius:18px}
    .case-index a{display:block;padding:17px 14px;border-bottom:1px solid var(--line);font-size:14px}
    .case-index a.active,.case-index a:hover{background:var(--teal);color:#fff;border-radius:12px}
    .case-main{display:grid;grid-template-columns:1fr 1fr;gap:30px;padding:28px;background:var(--paper);border-radius:var(--radius)}
    .case-photo{min-height:350px;border-radius:16px;overflow:hidden}
    .case-photo img{height:100%}
    .case-text{padding:10px 4px}
    .case-text p{color:var(--muted)}
    .stats{display:flex;gap:28px;margin:28px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:20px 0}
    .stats strong{display:block;color:var(--teal);font-size:29px;line-height:1.2}
    .stats span{font-size:12px;color:var(--muted)}
    .pricing{background:#f1e9de}
    .price-layout{display:grid;grid-template-columns:240px 1fr;gap:28px}
    .price-menu{display:flex;flex-direction:column;gap:8px}
    .price-menu button{padding:16px;text-align:left;border:1px solid transparent;border-radius:14px;background:transparent;color:var(--muted);cursor:pointer}
    .price-menu button.active,.price-menu button:hover{background:#fff;border-color:var(--line);color:var(--teal);font-weight:800}
    .price-detail{background:#fff;border-radius:var(--radius);padding:36px;display:grid;grid-template-columns:1fr 1fr;gap:30px;border-top:5px solid var(--coral)}
    .price-number{font-size:39px;color:var(--teal);font-weight:900}
    .price-detail ul{list-style:none;margin:18px 0;padding:0}
    .price-detail li{padding:9px 0;border-bottom:1px solid var(--line);font-size:14px}
    .price-detail li:before{content:"✓";color:var(--coral);font-weight:900;margin-right:9px}
    .news-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:50px}
    .news-feature{padding:0 0 30px;border-bottom:1px solid var(--line)}
    .news-feature img{height:250px;border-radius:var(--radius);margin-bottom:22px}
    .news-list{list-style:none;margin:0;padding:0}
    .news-list li{display:grid;grid-template-columns:82px 1fr auto;gap:18px;align-items:start;padding:19px 0;border-bottom:1px solid var(--line)}
    .news-list time{font-size:13px;color:var(--coral);font-weight:800}
    .news-list h3{font-size:17px;margin:0 0 4px}
    .news-list p{font-size:13px;color:var(--muted);margin:0}
    .read-more{font-size:13px;color:var(--teal);white-space:nowrap;font-weight:800}
    .news-list li:hover h3{color:var(--teal)}
    .reward{background:var(--teal-dark);color:#fff}
    .reward-grid{display:grid;grid-template-columns:1fr 1.4fr;gap:50px;align-items:center}
    .reward p{color:rgba(255,255,255,.76)}
    .reward-box{display:grid;grid-template-columns:repeat(3,1fr);gap:13px}
    .reward-card{min-height:150px;padding:19px;border-radius:17px;background:#285f5b;border:1px solid rgba(255,255,255,.17)}
    .reward-card:nth-child(2){background:var(--coral);transform:translateY(-13px)}
    .reward-card strong{display:block;font-size:19px;margin:30px 0 5px}
    .reward-card span{font-size:12px;color:rgba(255,255,255,.75)}
    .brand{background:#fff}
    .brand-grid{display:grid;grid-template-columns:.7fr 2fr;gap:70px;align-items:start}
    .brand-mark-large{font-size:70px;line-height:1;font-weight:900;color:var(--teal);letter-spacing:-.1em}
    .brand-copy p{max-width:800px;color:var(--muted);font-size:17px}
    .brand-notes{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:30px}
    .brand-note{padding-top:16px;border-top:2px solid var(--coral)}
    .brand-note strong{display:block;font-size:20px;color:var(--teal)}
    .brand-note span{font-size:13px;color:var(--muted)}
    .faq{background:var(--paper)}
    .faq-wrap{max-width:900px;margin:auto}
    .accordion{background:transparent;margin:0}
    .accordion-item{border-bottom:1px solid var(--line)}
    .accordion-title{padding:22px 42px 22px 0;background:transparent;color:var(--ink);font-size:17px;font-weight:800;border:0;position:relative}
    .accordion-title:hover{color:var(--teal);background:transparent}
    .accordion-title:before{right:4px;color:var(--coral)}
    .accordion-content{padding:0 35px 22px 0;background:transparent;border:0;color:var(--muted);font-size:15px}
    .cta{padding:78px 0;background:var(--coral);color:#fff}
    .cta-grid{display:grid;grid-template-columns:1fr 1fr;gap:54px;align-items:center}
    .cta p{color:rgba(255,255,255,.84)}
    .form-box{padding:27px;background:#fff;border-radius:20px;color:var(--ink)}
    label{display:block;font-size:13px;font-weight:800;margin-bottom:6px}
    input,textarea{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:11px;background:#fbfcfa;margin-bottom:15px}
    input:hover,textarea:hover{border-color:#8fb4a8}
    textarea{min-height:94px;resize:vertical}
    .site-footer{padding:55px 0 25px;background:#173f3d;color:#d9e8df}
    .footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:35px;padding-bottom:42px;border-bottom:1px solid rgba(255,255,255,.16)}
    .site-footer h3{font-size:16px;color:#fff;margin-bottom:15px}
    .site-footer p,.site-footer a{color:#b4ccc2;font-size:13px}
    .site-footer a{display:block;margin:7px 0}
    .site-footer a:hover{color:#fff}
    .footer-brand{font-size:25px;font-weight:900;color:#fff}
    .copyright{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;padding-top:20px;color:#96b3a7;font-size:12px}
    @media(max-width:1100px){
      .nav-links a{padding-left:6px;padding-right:6px;font-size:12px}
      .feature-layout{gap:35px}.container{width:min(100% - 36px,1240px)}
    }
    @media(max-width:820px){
      .nav-links{display:none}.menu-toggle{display:block}.nav-actions .button{display:none}
      .hero{min-height:740px;padding-top:145px}.hero-bento{max-width:none}
      .feature-layout,.scene-grid,.news-grid,.reward-grid,.cta-grid,.brand-grid{grid-template-columns:1fr}
      .feature-intro{position:static}.case-wrap,.price-layout{grid-template-columns:1fr}
      .case-index{display:flex;overflow:auto;gap:5px}.case-index a{min-width:170px;border:0}
      .case-main,.price-detail{grid-template-columns:1fr}.brand-mark-large{font-size:52px}
      .footer-grid{grid-template-columns:repeat(2,1fr)}
    }
    @media(max-width:560px){
      .section{padding:70px 0}.container{width:calc(100% - 30px)}
      .hero{padding-top:125px;min-height:800px}.hero-bento{grid-template-columns:1fr 1fr}
      .hero-panel.wide{grid-column:span 2;grid-row:auto;min-height:180px}
      .hero-panel strong{font-size:24px}.feature-board{grid-template-columns:1fr}.feature-card.large{grid-column:auto;display:block}
      .scene-image{min-height:300px}.stats{gap:14px}.stats strong{font-size:23px}
      .news-list li{grid-template-columns:1fr;gap:3px}.read-more{margin-top:5px}
      .reward-box{grid-template-columns:1fr}.reward-card:nth-child(2){transform:none}
      .brand-notes,.footer-grid{grid-template-columns:1fr}.cta .button{width:100%}
    }

/* roulang page: category3 */
:root{
 --ink:#202a2a;--muted:#647170;--paper:#f7f6f1;--white:#fff;
 --mist:#e8efeb;--line:#d6dfda;--teal:#176c68;--teal-dark:#0c4848;
 --coral:#e7835f;--sand:#f0e2d2;--yellow:#f5c96b;
 --shadow:0 18px 50px rgba(21,57,53,.10);--radius:22px;--radius-sm:14px;--ease:.25s ease
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.8}
a{color:inherit;text-decoration:none;transition:var(--ease)}
img{display:block;width:100%;max-width:100%;object-fit:cover}
button,input,textarea{font:inherit}
button:focus,a:focus,input:focus,textarea:focus,summary:focus{outline:3px solid rgba(231,131,95,.42);outline-offset:3px}
.container{width:min(1240px,calc(100% - 48px));margin:0 auto}
.section{padding:96px 0}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--teal);font-size:13px;font-weight:800;letter-spacing:.12em}
.eyebrow:before{content:"";width:22px;height:2px;background:var(--coral)}
h1,h2,h3,p{margin-top:0}
h1{font-size:clamp(40px,5vw,64px);line-height:1.18;letter-spacing:-.04em;margin:18px 0 22px}
h2{font-size:clamp(30px,4vw,42px);line-height:1.25;letter-spacing:-.03em;margin:14px 0}
h3{font-size:21px;line-height:1.4;margin:0 0 10px}
.lead{font-size:18px;color:var(--muted);line-height:1.9}
.section-head{max-width:740px;margin-bottom:44px}
.section-head p{color:var(--muted);font-size:17px}
.button{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:999px;padding:13px 24px;font-weight:800;line-height:1.2;cursor:pointer;transition:var(--ease)}
.button.primary{background:var(--coral);color:#fff;box-shadow:0 9px 22px rgba(231,131,95,.24)}
.button.primary:hover{background:#cf6849;transform:translateY(-2px)}
.button.secondary{background:transparent;color:var(--teal);border:1px solid #a9c0b7}
.button.secondary:hover{background:var(--mist);border-color:var(--teal)}
.button.light{background:#fff;color:var(--teal-dark)}
.tag{display:inline-block;padding:5px 11px;border-radius:999px;background:var(--mist);color:var(--teal);font-size:12px;font-weight:800}
.glass-nav{position:absolute;z-index:20;top:18px;left:0;right:0}
.nav-shell{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:10px 14px 10px 20px;border:1px solid rgba(255,255,255,.32);border-radius:18px;background:rgba(20,51,49,.62);backdrop-filter:blur(16px);box-shadow:0 10px 28px rgba(0,0,0,.10);color:#fff}
.glass-nav.scrolled{position:fixed;top:0;background:rgba(247,246,241,.95);border-color:var(--line);color:var(--ink);box-shadow:0 8px 24px rgba(25,45,42,.10)}
.logo{display:flex;align-items:center;gap:10px;font-size:21px;font-weight:900;white-space:nowrap}
.logo-mark{width:30px;height:30px;border-radius:10px 10px 10px 3px;background:var(--coral);position:relative}
.logo-mark:after{content:"";position:absolute;width:11px;height:11px;border:3px solid #fff;border-radius:50%;top:7px;left:8px}
.nav-links{display:flex;align-items:center;gap:3px;margin:0;list-style:none}
.nav-links a{display:block;padding:9px 10px;border-radius:10px;font-size:13px;white-space:nowrap}
.nav-links a:hover,.nav-links a.active{background:rgba(255,255,255,.16);color:#fff}
.scrolled .nav-links a:hover,.scrolled .nav-links a.active{background:var(--mist);color:var(--teal)}
.nav-actions{display:flex;align-items:center;gap:9px}
.search-btn{width:38px;height:38px;padding:0;border:1px solid rgba(255,255,255,.4);border-radius:50%;background:transparent;color:inherit;cursor:pointer;font-size:20px}
.scrolled .search-btn{border-color:var(--line)}
.menu-toggle{display:none;background:none;border:0;color:inherit;font-size:25px}
.process-hero{position:relative;min-height:610px;padding:170px 0 90px;color:#fff;background:linear-gradient(90deg,rgba(10,51,49,.94),rgba(10,51,49,.72)),url("/assets/images/backpic/back-2.webp") center/cover}
.process-hero:after{content:"";position:absolute;inset:auto 0 0;height:120px;background:linear-gradient(transparent,var(--paper));opacity:.7}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1fr 390px;gap:70px;align-items:center}
.process-hero .eyebrow{color:#c9e3d8}
.process-hero .lead{color:rgba(255,255,255,.84);max-width:650px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
.process-card{padding:26px;background:rgba(255,255,255,.94);color:var(--ink);border-radius:var(--radius);box-shadow:var(--shadow)}
.process-card h3{color:var(--teal-dark)}
.mini-step{display:flex;gap:13px;padding:14px 0;border-bottom:1px solid var(--line)}
.mini-step:last-child{border-bottom:0}
.mini-step b{display:grid;place-items:center;flex:none;width:28px;height:28px;border-radius:50%;background:var(--coral);color:#fff;font-size:13px}
.mini-step span{font-size:14px;color:var(--muted)}
.route{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:44px}
.route-item{position:relative;padding:26px 25px 18px;border-top:2px solid #b8cbc2}
.route-item:not(:last-child):after{content:"";position:absolute;right:-5px;top:-7px;width:12px;height:12px;border-top:2px solid var(--teal);border-right:2px solid var(--teal);transform:rotate(45deg)}
.route-number{width:42px;height:42px;display:grid;place-items:center;background:var(--teal);color:#fff;border-radius:13px;font-weight:900;margin-bottom:20px}
.route-item p,.detail p,.boundary p{color:var(--muted);font-size:15px}
.detail-layout{display:grid;grid-template-columns:280px 1fr;gap:55px;align-items:start}
.detail-index{position:sticky;top:100px;padding:20px;background:var(--mist);border-radius:var(--radius)}
.detail-index a{display:block;padding:12px 14px;border-bottom:1px solid rgba(23,108,104,.15);color:var(--muted)}
.detail-index a:hover,.detail-index a.active{color:var(--teal);font-weight:800;padding-left:20px}
.detail{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.detail article{padding:27px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);transition:var(--ease)}
.detail article:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.detail article:first-child{grid-column:span 2;background:var(--teal-dark);color:#fff}
.detail article:first-child p{color:rgba(255,255,255,.76)}
.detail-label{color:var(--coral);font-weight:900;font-size:13px;margin-bottom:12px}
.info-band{background:var(--sand)}
.boundaries{display:grid;grid-template-columns:1.1fr .9fr;gap:25px;align-items:stretch}
.boundary{padding:30px;background:#fff;border-radius:var(--radius)}
.boundary.accent{background:var(--teal);color:#fff}
.boundary.accent p{color:rgba(255,255,255,.78)}
.check-list{list-style:none;padding:0;margin:18px 0 0}
.check-list li{padding:12px 0 12px 27px;border-bottom:1px solid var(--line);position:relative}
.check-list li:before{content:"✓";position:absolute;left:0;color:var(--coral);font-weight:900}
.faq-wrap{max-width:850px}
.accordion{background:transparent;margin:0}
.accordion-item{border:0;border-bottom:1px solid var(--line)}
.accordion-title{padding:22px 42px 22px 0;background:transparent;color:var(--ink);font-size:17px;font-weight:800}
.accordion-title:before{right:8px;color:var(--teal)}
.accordion-content{padding:0 40px 22px 0;background:transparent;color:var(--muted);font-size:15px}
.cta{background:var(--teal-dark);color:#fff;border-radius:var(--radius);padding:48px}
.cta-grid{display:grid;grid-template-columns:1fr 1fr;gap:45px;align-items:start}
.cta p{color:rgba(255,255,255,.78)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
label{display:block;font-size:13px;font-weight:800;margin-bottom:6px}
input,textarea{width:100%;border:1px solid rgba(255,255,255,.25);border-radius:12px;background:rgba(255,255,255,.1);color:#fff;padding:12px 14px;margin-bottom:14px}
input::placeholder,textarea::placeholder{color:rgba(255,255,255,.55)}
textarea{min-height:100px;resize:vertical}
.site-footer{padding:65px 0 24px;background:#173b39;color:#fff}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:35px}
.footer-brand{font-size:25px;font-weight:900;margin-bottom:10px}
.site-footer p{color:rgba(255,255,255,.65);font-size:14px}
.site-footer h3{font-size:15px;color:#d8ebe2;margin-bottom:14px}
.site-footer a{display:block;color:rgba(255,255,255,.68);font-size:14px;margin:7px 0}
.site-footer a:hover{color:#fff}
.copyright{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;border-top:1px solid rgba(255,255,255,.16);margin-top:42px;padding-top:20px;color:rgba(255,255,255,.55);font-size:12px}
.copyright a{display:inline;color:rgba(255,255,255,.75)}
@media(max-width:1024px){.nav-links{gap:0}.nav-links a{padding:8px 6px;font-size:12px}.hero-grid{gap:35px}.detail-layout{grid-template-columns:220px 1fr}}
@media(max-width:768px){.container{width:min(100% - 32px,600px)}.section{padding:70px 0}.nav-links{display:none;position:absolute;top:62px;left:0;right:0;padding:12px;background:#173b39;border-radius:14px;flex-direction:column;align-items:stretch}.nav-links.open{display:flex}.nav-links a{padding:12px 14px}.menu-toggle{display:block}.nav-actions .primary{display:none}.process-hero{min-height:680px;padding-top:145px}.hero-grid,.boundaries,.cta-grid{grid-template-columns:1fr}.route{grid-template-columns:1fr 1fr}.route-item{border-top:0;border-left:2px solid #b8cbc2}.route-item:not(:last-child):after{right:auto;left:-7px;top:auto;bottom:-5px;transform:rotate(135deg)}.detail-layout{grid-template-columns:1fr}.detail-index{position:static;display:flex;overflow:auto;gap:8px}.detail-index a{white-space:nowrap;border:1px solid var(--line);border-radius:10px;padding:8px 12px}.detail{grid-template-columns:1fr}.detail article:first-child{grid-column:auto}}
@media(max-width:520px){h1{font-size:39px}.lead{font-size:16px}.hero-actions .button{width:100%}.route{grid-template-columns:1fr}.route-item{padding-left:20px}.process-card{padding:20px}.cta{padding:28px 20px}.form-row{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr;gap:25px}.copyright{display:block}.copyright span{display:block;margin-bottom:8px}}

/* roulang page: category1 */
:root{
      --ink:#202a2a;--muted:#647170;--paper:#f7f6f1;--white:#fff;
      --mist:#e8efeb;--line:#d6dfda;--teal:#176c68;--teal-dark:#0c4848;
      --coral:#e7835f;--sand:#f0e2d2;--yellow:#f5c96b;
      --shadow:0 18px 50px rgba(21,57,53,.10);--radius:22px;--radius-sm:14px;--ease:.25s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.8}
    h1,h2,h3,h4,p{margin-top:0} h1,h2,h3,h4{line-height:1.25;font-weight:900}
    h1{font-size:clamp(40px,5vw,64px);letter-spacing:-.04em} h2{font-size:clamp(30px,4vw,44px)}
    h3{font-size:22px} a{color:inherit;text-decoration:none;transition:var(--ease)}
    img{display:block;width:100%;max-width:100%;object-fit:cover}
    button,input,textarea{font:inherit} button:focus,a:focus,input:focus,textarea:focus,summary:focus{outline:3px solid rgba(231,131,95,.42);outline-offset:3px}
    .container{width:min(1240px,calc(100% - 48px));margin:0 auto}
    .section{padding:100px 0}.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--teal);font-size:13px;font-weight:800;letter-spacing:.1em}
    .eyebrow:before{content:"";width:22px;height:2px;background:var(--coral)}
    .lead{font-size:18px;color:var(--muted);line-height:1.9}.section-head{max-width:760px;margin-bottom:44px}.section-head p{color:var(--muted);font-size:17px}
    .button{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:999px;padding:13px 24px;font-weight:800;line-height:1.2;cursor:pointer;transition:var(--ease)}
    .button.primary{background:var(--coral);color:#fff;box-shadow:0 9px 22px rgba(231,131,95,.24)}
    .button.primary:hover{background:#cf6849;transform:translateY(-2px)} .button.secondary{background:transparent;color:var(--teal);border:1px solid #a9c0b7}
    .button.secondary:hover{background:var(--mist);border-color:var(--teal)} .button.light{background:#fff;color:var(--teal-dark)}
    .tag{display:inline-block;padding:5px 11px;border-radius:999px;background:var(--mist);color:var(--teal);font-size:12px;font-weight:800}
    .glass-nav{position:absolute;z-index:20;top:18px;left:0;right:0}.nav-shell{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:10px 14px 10px 20px;border:1px solid rgba(255,255,255,.32);border-radius:18px;background:rgba(20,51,49,.62);backdrop-filter:blur(16px);box-shadow:0 10px 28px rgba(0,0,0,.1);color:#fff}
    .glass-nav.scrolled{position:fixed;top:0;background:rgba(247,246,241,.96);border-color:var(--line);color:var(--ink);box-shadow:0 8px 24px rgba(25,45,42,.1)}
    .logo{display:flex;align-items:center;gap:10px;font-size:21px;font-weight:900;white-space:nowrap}.logo-mark{width:30px;height:30px;border-radius:10px 10px 10px 3px;background:var(--coral);position:relative}.logo-mark:after{content:"";position:absolute;width:11px;height:11px;border:3px solid #fff;border-radius:50%;top:7px;left:8px}
    .nav-links{display:flex;align-items:center;gap:3px;margin:0;list-style:none}.nav-links a{display:block;padding:9px 10px;border-radius:10px;font-size:13px;white-space:nowrap}.nav-links a:hover,.nav-links a.active{background:rgba(255,255,255,.16);color:#fff}.scrolled .nav-links a:hover,.scrolled .nav-links a.active{background:var(--mist);color:var(--teal)}
    .nav-actions{display:flex;align-items:center;gap:9px}.search-btn{width:38px;height:38px;padding:0;border:1px solid rgba(255,255,255,.4);border-radius:50%;background:transparent;color:inherit;cursor:pointer}.scrolled .search-btn{border-color:var(--line)}.menu-toggle{display:none;background:none;border:0;color:inherit;font-size:25px}
    .page-hero{position:relative;min-height:620px;padding:170px 0 90px;color:#fff;background:linear-gradient(90deg,rgba(10,51,49,.94),rgba(10,51,49,.7) 55%,rgba(10,51,49,.28)),url("/assets/images/backpic/back-2.webp") center/cover}
    .page-hero:after{content:"";position:absolute;inset:auto 0 0;height:130px;background:linear-gradient(transparent,var(--paper));opacity:.7}.hero-inner{position:relative;z-index:2;max-width:760px}.page-hero .eyebrow{color:#c9e3d8}.page-hero .lead{color:rgba(255,255,255,.84);max-width:670px}.hero-buttons{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
    .video-note{position:absolute;right:5%;bottom:100px;z-index:3;width:210px;padding:18px;background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.3);border-radius:18px;backdrop-filter:blur(8px)}.play{display:grid;place-items:center;width:48px;height:48px;margin-bottom:12px;border:0;border-radius:50%;background:var(--coral);color:#fff;font-size:20px;cursor:pointer}
    .index-layout{display:grid;grid-template-columns:280px 1fr;gap:58px}.side-index{position:sticky;top:100px;height:max-content;padding:18px;background:#fff;border-radius:var(--radius);border:1px solid var(--line)}.side-index a{display:flex;justify-content:space-between;padding:14px 15px;border-bottom:1px solid var(--line);color:var(--muted);font-weight:700}.side-index a:last-child{border:0}.side-index a:hover,.side-index a.active{background:var(--mist);color:var(--teal);border-radius:10px}
    .service-feature{display:grid;grid-template-columns:1.05fr .95fr;gap:28px;padding:30px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);margin-bottom:26px}.service-feature img{height:100%;min-height:300px;border-radius:16px}.feature-copy{padding:10px 12px}.feature-copy p{color:var(--muted)}.check-list{list-style:none;margin:22px 0 0;padding:0}.check-list li{padding:12px 0 12px 29px;border-bottom:1px solid var(--line);position:relative}.check-list li:before{content:"✓";position:absolute;left:0;color:var(--coral);font-weight:900}
    .mini-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.mini-card{padding:24px;background:var(--mist);border-radius:var(--radius-sm);border:1px solid transparent;transition:var(--ease)}.mini-card:hover{background:#fff;border-color:var(--line);transform:translateY(-3px);box-shadow:var(--shadow)}.mini-card p{color:var(--muted);font-size:14px;margin-bottom:0}
    .process{background:var(--teal-dark);color:#fff}.process .lead{color:rgba(255,255,255,.73)}.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:42px}.step{position:relative;padding:20px 26px 20px 0;border-top:1px solid rgba(255,255,255,.3)}.step:not(:last-child):after{content:"→";position:absolute;right:22px;top:12px;color:var(--coral);font-size:25px}.step-num{display:block;color:var(--yellow);font-size:14px;font-weight:900;margin-bottom:16px}.step p{color:rgba(255,255,255,.7);font-size:14px}
    .scenario-band{display:grid;grid-template-columns:1fr 1.2fr;gap:48px;align-items:center}.scenario-band img{height:390px;border-radius:var(--radius)}.scenario-copy{padding:10px 0}.scenario-copy p{color:var(--muted)}.result-line{display:flex;gap:12px;flex-wrap:wrap;margin-top:25px}.result-line span{padding:10px 14px;background:var(--sand);border-radius:10px;font-weight:800;color:var(--teal-dark)}
    .faq-wrap{max-width:900px}.accordion{background:transparent}.accordion-item{border-bottom:1px solid var(--line)}.accordion-title{padding:23px 42px 23px 0;background:transparent;color:var(--ink);font-weight:800;font-size:17px}.accordion-title:hover{color:var(--teal)}.accordion-content{padding:0 35px 22px 0;background:transparent;color:var(--muted)}
    .cta{background:var(--sand);padding:70px 0}.cta-grid{display:grid;grid-template-columns:1fr 1fr;gap:55px;align-items:start}.cta p{color:var(--muted)}.form-box{padding:27px;background:#fff;border-radius:var(--radius);box-shadow:var(--shadow)}label{font-size:14px;font-weight:800;color:var(--teal-dark)}input,textarea{width:100%;margin:7px 0 15px;padding:12px 14px;border:1px solid var(--line);border-radius:10px;background:#fcfcfa;color:var(--ink)}textarea{min-height:105px;resize:vertical}input:hover,textarea:hover{border-color:#9dbab0}.form-tip{font-size:12px;color:var(--muted);margin:12px 0 0}.site-footer{padding:65px 0 25px;background:#123f3d;color:#fff}.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:35px}.footer-brand{font-size:25px;font-weight:900;margin-bottom:12px}.site-footer p{color:rgba(255,255,255,.66);font-size:14px}.site-footer h3{font-size:15px;color:var(--yellow);margin-bottom:13px}.site-footer a{display:block;color:rgba(255,255,255,.75);font-size:14px;margin:7px 0}.site-footer a:hover{color:#fff}.copyright{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;border-top:1px solid rgba(255,255,255,.17);margin-top:45px;padding-top:20px;color:rgba(255,255,255,.55);font-size:12px}.copyright a{display:inline;color:inherit;font-size:12px}
    .search-panel{display:none;position:fixed;z-index:40;inset:0;background:rgba(12,72,72,.72);padding-top:18vh}.search-panel.open{display:block}.search-inner{width:min(600px,calc(100% - 40px));margin:auto;padding:30px;background:var(--paper);border-radius:var(--radius)}.search-inner input{font-size:18px}.close-search{float:right;border:0;background:none;font-size:26px;color:var(--muted);cursor:pointer}
    @media(max-width:1100px){.nav-links{gap:0}.nav-links a{padding:8px 6px;font-size:12px}.nav-actions .primary{padding:11px 15px}.index-layout{gap:30px}}
    @media(max-width:800px){.container{width:min(100% - 34px,680px)}.section{padding:72px 0}.nav-links{display:none;position:absolute;top:65px;left:0;right:0;padding:12px;background:rgba(12,72,72,.98);border-radius:15px;flex-direction:column;align-items:stretch}.nav-links.open{display:flex}.nav-links a{padding:12px 15px}.menu-toggle{display:block}.nav-actions .primary{display:none}.page-hero{min-height:650px;padding-top:145px}.video-note{right:20px;bottom:75px}.index-layout,.service-feature,.scenario-band,.cta-grid{grid-template-columns:1fr}.side-index{position:static;display:flex;gap:6px;overflow:auto;padding:8px}.side-index a{min-width:max-content;border:0}.service-feature img{min-height:240px}.process-grid{grid-template-columns:repeat(2,1fr);gap:25px}.step:not(:last-child):after{display:none}.footer-grid{grid-template-columns:repeat(2,1fr)}}
    @media(max-width:520px){h1{font-size:39px}.lead{font-size:16px}.hero-buttons .button{width:100%}.page-hero{min-height:700px}.video-note{position:relative;right:auto;bottom:auto;margin-top:45px}.mini-grid,.process-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.copyright{display:block}.copyright span{display:block;margin:7px 0}.section-head{margin-bottom:30px}}

/* roulang page: category2 */
:root{
      --ink:#202a2a;--muted:#647170;--paper:#f7f6f1;--white:#fff;
      --mist:#e8efeb;--line:#d6dfda;--teal:#176c68;--teal-dark:#0c4848;
      --coral:#e7835f;--sand:#f0e2d2;--yellow:#f5c96b;
      --shadow:0 18px 50px rgba(21,57,53,.10);--radius:22px;--radius-sm:14px;
      --ease:.25s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.8}
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    img{display:block;width:100%;max-width:100%;object-fit:cover}
    button,input,textarea{font:inherit}
    button:focus,a:focus,input:focus,textarea:focus,summary:focus{outline:3px solid rgba(231,131,95,.38);outline-offset:3px}
    .container{width:min(1240px,calc(100% - 48px));margin:0 auto}
    .section{padding:100px 0}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--teal);font-size:13px;font-weight:800;letter-spacing:.12em}
    .eyebrow:before{content:"";width:22px;height:2px;background:var(--coral)}
    h1,h2,h3{margin:0 0 18px;line-height:1.25;letter-spacing:-.035em}
    h1{font-size:clamp(40px,6vw,68px);max-width:760px}
    h2{font-size:clamp(30px,4vw,44px)}
    h3{font-size:21px}
    p{margin:0 0 16px}
    .lead{font-size:18px;color:var(--muted);line-height:1.9}
    .section-head{max-width:720px;margin-bottom:45px}
    .section-head p{color:var(--muted);font-size:17px}
    .button{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:999px;padding:13px 24px;font-weight:800;line-height:1.2;cursor:pointer;transition:var(--ease)}
    .button.primary{background:var(--coral);color:#fff;box-shadow:0 9px 22px rgba(231,131,95,.24)}
    .button.primary:hover{background:#cf6849;transform:translateY(-2px)}
    .button.secondary{background:transparent;color:var(--teal);border:1px solid #a9c0b7}
    .button.secondary:hover{background:var(--mist);border-color:var(--teal)}
    .button.light{background:#fff;color:var(--teal-dark)}
    .button.disabled{opacity:.48;cursor:not-allowed}
    .tag{display:inline-block;padding:5px 11px;border-radius:999px;background:var(--mist);color:var(--teal);font-size:12px;font-weight:800}
    .glass-nav{position:absolute;z-index:20;top:18px;left:0;right:0}
    .nav-shell{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:10px 14px 10px 20px;border:1px solid rgba(255,255,255,.32);border-radius:18px;background:rgba(20,51,49,.62);backdrop-filter:blur(16px);box-shadow:0 10px 28px rgba(0,0,0,.1);color:#fff}
    .glass-nav.scrolled{position:fixed;top:0;background:rgba(247,246,241,.96);border-color:var(--line);color:var(--ink);box-shadow:0 8px 24px rgba(25,45,42,.1)}
    .logo{display:flex;align-items:center;gap:10px;font-size:21px;font-weight:900;white-space:nowrap}
    .logo-mark{width:30px;height:30px;border-radius:10px 10px 10px 3px;background:var(--coral);position:relative}
    .logo-mark:after{content:"";position:absolute;width:11px;height:11px;border:3px solid #fff;border-radius:50%;top:7px;left:8px}
    .nav-links{display:flex;align-items:center;gap:3px;margin:0;list-style:none}
    .nav-links a{display:block;padding:9px 10px;border-radius:10px;font-size:13px;white-space:nowrap}
    .nav-links a:hover,.nav-links a.active{background:rgba(255,255,255,.16);color:#fff}
    .scrolled .nav-links a:hover,.scrolled .nav-links a.active{background:var(--mist);color:var(--teal)}
    .nav-actions{display:flex;align-items:center;gap:9px}
    .search-btn{width:38px;height:38px;padding:0;border:1px solid rgba(255,255,255,.4);border-radius:50%;background:transparent;color:inherit;cursor:pointer;font-size:22px}
    .scrolled .search-btn{border-color:var(--line)}
    .menu-toggle{display:none;background:none;border:0;color:inherit;font-size:25px}
    .scene-hero{position:relative;min-height:650px;padding:180px 0 80px;color:#fff;background:linear-gradient(90deg,rgba(10,51,49,.93),rgba(10,51,49,.6) 55%,rgba(10,51,49,.22)),url("/assets/images/backpic/back-2.webp") center/cover}
    .scene-hero:after{content:"";position:absolute;inset:auto 0 0;height:130px;background:linear-gradient(transparent,var(--paper));opacity:.75}
    .hero-content{position:relative;z-index:2}
    .hero-copy{max-width:720px}
    .scene-hero .eyebrow{color:#c9e3d8}
    .scene-hero .lead{color:rgba(255,255,255,.86);max-width:650px}
    .hero-buttons{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0}
    .scene-hero .secondary{color:#fff;border-color:rgba(255,255,255,.55)}
    .event-strip{position:relative;z-index:2;display:flex;align-items:center;gap:22px;max-width:930px;margin-top:44px;padding:15px 20px;border:1px solid rgba(255,255,255,.25);border-radius:18px;background:rgba(255,255,255,.12);backdrop-filter:blur(9px)}
    .countdown{display:flex;gap:9px;align-items:center;color:var(--yellow);font-weight:900}
    .countdown span{font-size:24px;min-width:38px;text-align:center}
    .scene-tabs{display:flex;gap:10px;overflow-x:auto;padding:4px 0 16px;scrollbar-width:thin}
    .scene-tabs button{white-space:nowrap;border:1px solid var(--line);background:#fff;color:var(--muted);border-radius:999px;padding:11px 18px;cursor:pointer;transition:var(--ease)}
    .scene-tabs button:hover,.scene-tabs button.active{background:var(--teal);border-color:var(--teal);color:#fff}
    .scene-feature{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
    .feature-image{height:470px;border-radius:var(--radius);overflow:hidden;position:relative}
    .feature-image:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(12,72,72,.34),transparent 55%)}
    .feature-image img{height:100%}
    .feature-copy{padding:12px 0}
    .feature-copy ul{list-style:none;margin:24px 0;padding:0}
    .feature-copy li{display:flex;gap:14px;padding:14px 0;border-bottom:1px solid var(--line)}
    .feature-copy li b{color:var(--coral);font-size:18px}
    .soft-section{background:var(--mist)}
    .scene-row{display:grid;grid-template-columns:160px 1fr 270px;gap:28px;align-items:center;padding:28px 0;border-top:1px solid #bfd2ca}
    .scene-row:last-child{border-bottom:1px solid #bfd2ca}
    .scene-row strong{font-size:25px;color:var(--teal-dark)}
    .scene-row p{color:var(--muted);margin:0}
    .scene-note{padding:18px;background:#fff;border-radius:16px;color:var(--teal);font-size:14px}
    .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:35px}
    .step{position:relative;padding:26px 25px 22px;border-top:3px solid var(--teal);background:#fff;border-right:1px solid var(--line)}
    .step:first-child{border-radius:18px 0 0 18px}.step:last-child{border-radius:0 18px 18px 0;border-right:0}
    .step-no{display:flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:50%;background:var(--coral);color:#fff;font-weight:900;margin-bottom:20px}
    .step p{color:var(--muted);font-size:14px}
    .compare{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:30px}
    .compare-box{padding:32px;border-radius:var(--radius);border:1px solid var(--line);background:#fff}
    .compare-box.emphasis{background:var(--teal-dark);color:#fff}
    .compare-box p,.compare-box li{color:var(--muted)}
    .compare-box.emphasis p,.compare-box.emphasis li{color:rgba(255,255,255,.78)}
    .compare-box ul{padding-left:20px;margin-bottom:0}
    .cta{padding:75px 0;background:var(--teal-dark);color:#fff}
    .cta-grid{display:grid;grid-template-columns:1fr .9fr;gap:55px;align-items:start}
    .cta p{color:rgba(255,255,255,.76)}
    .form-card{padding:26px;background:#fff;color:var(--ink);border-radius:var(--radius)}
    label{display:block;font-size:13px;font-weight:800;margin-bottom:7px}
    input,textarea{width:100%;border:1px solid var(--line);border-radius:11px;padding:11px 13px;background:#fbfcfa;color:var(--ink);margin-bottom:16px}
    textarea{min-height:105px;resize:vertical}
    input:hover,textarea:hover{border-color:#a7bdb4}
    input:disabled{background:#edf0ed;cursor:not-allowed}
    .site-footer{padding:65px 0 25px;background:#102f2e;color:#d9e7e1}
    .footer-grid{display:grid;grid-template-columns:1.45fr 1fr 1fr 1fr;gap:38px;padding-bottom:42px}
    .footer-brand{font-size:27px;font-weight:900;color:#fff;margin-bottom:12px}
    .site-footer p{color:#a9c0b7;font-size:14px}
    .site-footer h3{font-size:15px;color:#fff;margin-bottom:14px}
    .site-footer a{display:block;color:#b9cec5;font-size:14px;padding:3px 0}
    .site-footer a:hover{color:var(--yellow);padding-left:4px}
    .copyright{display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;padding-top:22px;border-top:1px solid rgba(255,255,255,.15);font-size:12px;color:#96ada4}
    .copyright a{display:inline;color:#c7d9d1}
    .faq-list{max-width:900px;margin:auto}
    .faq-list details{background:#fff;border:1px solid var(--line);border-radius:14px;margin-bottom:12px;overflow:hidden}
    .faq-list summary{cursor:pointer;padding:19px 24px;font-weight:800;list-style:none;position:relative;padding-right:55px}
    .faq-list summary::-webkit-details-marker{display:none}
    .faq-list summary:after{content:"＋";position:absolute;right:22px;color:var(--coral);font-size:23px;top:13px}
    .faq-list details[open] summary:after{content:"−"}
    .faq-answer{padding:0 24px 20px;color:var(--muted);font-size:15px}
    .search-panel{display:none;position:fixed;z-index:30;top:80px;right:calc((100% - 1240px)/2);width:290px;padding:18px;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow)}
    .search-panel.show{display:block}
    @media(max-width:1100px){.nav-links{gap:0}.nav-links a{padding:8px 6px;font-size:12px}.footer-grid{grid-template-columns:repeat(2,1fr)}}
    @media(max-width:800px){.container{width:min(100% - 32px,640px)}.section{padding:72px 0}.nav-links{display:none;position:absolute;top:62px;left:0;right:0;padding:12px;background:#fff;color:var(--ink);border:1px solid var(--line);border-radius:15px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.nav-links.open{display:flex}.nav-links a{padding:12px 15px}.nav-links a:hover,.nav-links a.active{background:var(--mist);color:var(--teal)}.menu-toggle{display:block}.nav-actions .primary{display:none}.scene-hero{min-height:700px;padding-top:150px}.event-strip{align-items:flex-start;flex-direction:column;gap:8px}.scene-feature,.cta-grid,.compare{grid-template-columns:1fr}.feature-image{height:340px}.scene-row{grid-template-columns:110px 1fr;gap:17px}.scene-note{grid-column:2}.steps{grid-template-columns:1fr 1fr}.step{border-right:0;border-bottom:1px solid var(--line);border-radius:0!important}.step:first-child{border-radius:18px 0 0 0!important}.step:nth-child(2){border-radius:0 18px 0 0!important}.step:nth-child(3){border-radius:0 0 0 18px!important}.step:last-child{border-radius:0 0 18px 0!important}.search-panel{right:16px}}
    @media(max-width:520px){h1{font-size:39px}.lead{font-size:16px}.hero-buttons .button{width:100%}.scene-row{grid-template-columns:1fr}.scene-note{grid-column:auto}.steps{grid-template-columns:1fr}.step:first-child,.step:nth-child(2),.step:nth-child(3),.step:last-child{border-radius:0!important}.step:first-child{border-radius:18px 18px 0 0!important}.step:last-child{border-radius:0 0 18px 18px!important}.footer-grid{grid-template-columns:1fr}.copyright{display:block}.copyright span{display:block;margin-bottom:8px}}

/* roulang page: category6 */
:root{
      --ink:#202a2a;--muted:#647170;--paper:#f7f6f1;--white:#fff;
      --mist:#e8efeb;--line:#d6dfda;--teal:#176c68;--teal-dark:#0c4848;
      --coral:#e7835f;--sand:#f0e2d2;--yellow:#f5c96b;
      --shadow:0 18px 50px rgba(21,57,53,.10);--radius:22px;--radius-sm:14px;--ease:.25s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.8}
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    img{display:block;width:100%;max-width:100%;object-fit:cover}
    button,input,textarea{font:inherit}
    button:focus,a:focus,input:focus,textarea:focus,summary:focus{outline:3px solid rgba(231,131,95,.38);outline-offset:3px}
    .container{width:min(1240px,calc(100% - 48px));margin:0 auto}
    .section{padding:96px 0}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--teal);font-size:13px;font-weight:800;letter-spacing:.12em}
    .eyebrow:before{content:"";width:22px;height:2px;background:var(--coral)}
    h1,h2,h3{margin:0 0 18px;line-height:1.25;letter-spacing:-.035em}
    h1{font-size:clamp(42px,6vw,66px);font-weight:900}
    h2{font-size:clamp(30px,4vw,44px);font-weight:900}
    h3{font-size:21px;font-weight:850}
    p{margin:0 0 16px}
    .lead{font-size:18px;color:var(--muted);line-height:1.9}
    .section-head{max-width:730px;margin-bottom:44px}
    .section-head p{color:var(--muted);font-size:17px}
    .button{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:999px;padding:13px 24px;font-weight:800;line-height:1.2;cursor:pointer;transition:var(--ease)}
    .button.primary{background:var(--coral);color:#fff;box-shadow:0 9px 22px rgba(231,131,95,.24)}
    .button.primary:hover{background:#cf6849;transform:translateY(-2px)}
    .button.secondary{background:transparent;color:var(--teal);border:1px solid #a9c0b7}
    .button.secondary:hover{background:var(--mist);border-color:var(--teal)}
    .button.light{background:#fff;color:var(--teal-dark)}
    .button:disabled{opacity:.48;cursor:not-allowed}
    .tag{display:inline-block;padding:5px 11px;border-radius:999px;background:var(--mist);color:var(--teal);font-size:12px;font-weight:800}
    .glass-nav{position:absolute;z-index:20;top:18px;left:0;right:0}
    .nav-shell{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:10px 14px 10px 20px;border:1px solid rgba(255,255,255,.32);border-radius:18px;background:rgba(20,51,49,.62);backdrop-filter:blur(16px);box-shadow:0 10px 28px rgba(0,0,0,.1);color:#fff}
    .glass-nav.scrolled{position:fixed;top:0;background:rgba(247,246,241,.95);border-color:var(--line);color:var(--ink);box-shadow:0 8px 24px rgba(25,45,42,.1)}
    .logo{display:flex;align-items:center;gap:10px;font-size:21px;font-weight:900;white-space:nowrap}
    .logo-mark{width:30px;height:30px;border-radius:10px 10px 10px 3px;background:var(--coral);position:relative}
    .logo-mark:after{content:"";position:absolute;width:11px;height:11px;border:3px solid #fff;border-radius:50%;top:7px;left:8px}
    .nav-links{display:flex;align-items:center;gap:3px;margin:0;list-style:none}
    .nav-links a{display:block;padding:9px 10px;border-radius:10px;font-size:13px;white-space:nowrap}
    .nav-links a:hover,.nav-links a.active{background:rgba(255,255,255,.16);color:#fff}
    .scrolled .nav-links a:hover,.scrolled .nav-links a.active{background:var(--mist);color:var(--teal)}
    .nav-actions{display:flex;align-items:center;gap:9px}
    .search-btn{width:38px;height:38px;padding:0;border:1px solid rgba(255,255,255,.4);border-radius:50%;background:transparent;color:inherit;cursor:pointer;font-size:22px}
    .scrolled .search-btn{border-color:var(--line)}
    .menu-toggle{display:none;background:none;border:0;color:inherit;font-size:25px}
    .news-hero{position:relative;min-height:525px;padding:170px 0 70px;color:#fff;background:linear-gradient(90deg,rgba(10,51,49,.94),rgba(10,51,49,.68)),url("/assets/images/backpic/back-2.webp") center/cover}
    .news-hero:after{content:"";position:absolute;bottom:0;left:0;right:0;height:100px;background:linear-gradient(transparent,var(--paper));opacity:.8}
    .hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.1fr .9fr;gap:60px;align-items:end}
    .news-hero .eyebrow{color:#c9e3d8}
    .news-hero .lead{color:rgba(255,255,255,.84);max-width:650px}
    .hero-note{padding:25px;border:1px solid rgba(255,255,255,.26);border-radius:20px;background:rgba(255,255,255,.1);backdrop-filter:blur(8px)}
    .hero-note strong{display:block;color:var(--yellow);font-size:38px;line-height:1.1}
    .hero-note span{display:block;color:rgba(255,255,255,.78);margin-top:8px}
    .filter-bar{position:relative;z-index:3;margin-top:-30px}
    .filter-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:18px 22px;background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow)}
    .filter-list{display:flex;gap:8px;flex-wrap:wrap;margin:0;list-style:none}
    .filter-list button{border:1px solid transparent;border-radius:999px;padding:8px 15px;background:transparent;color:var(--muted);cursor:pointer}
    .filter-list button:hover,.filter-list button.active{background:var(--mist);border-color:#b8cec5;color:var(--teal);font-weight:800}
    .search-field{display:flex;align-items:center;border:1px solid var(--line);border-radius:999px;padding:0 13px;min-width:220px}
    .search-field input{border:0;box-shadow:none;height:38px;background:transparent}
    .search-field input:focus{outline:0}
    .feature-news{display:grid;grid-template-columns:1.15fr .85fr;gap:32px;align-items:stretch}
    .feature-photo{min-height:390px;border-radius:var(--radius);overflow:hidden;position:relative;background:var(--teal-dark)}
    .feature-photo img{height:100%;position:absolute;inset:0}
    .feature-photo:after{content:"";position:absolute;inset:35% 0 0;background:linear-gradient(transparent,rgba(7,38,37,.9))}
    .feature-copy{position:absolute;z-index:2;bottom:26px;left:28px;right:28px;color:#fff}
    .feature-copy p{color:rgba(255,255,255,.8)}
    .feature-side{padding:30px;background:var(--sand);border-radius:var(--radius);display:flex;flex-direction:column;justify-content:center}
    .feature-side ul{margin:8px 0 0;padding:0;list-style:none}
    .feature-side li{padding:13px 0;border-bottom:1px solid rgba(32,42,42,.15);display:flex;justify-content:space-between;gap:12px}
    .feature-side li span{color:var(--muted);font-size:13px}
    .news-layout{display:grid;grid-template-columns:1fr 310px;gap:45px;align-items:start}
    .news-list{display:flex;flex-direction:column;gap:15px}
    .news-item{display:grid;grid-template-columns:105px 1fr auto;gap:24px;align-items:center;padding:25px 0;border-bottom:1px solid var(--line)}
    .news-item:hover{padding-left:12px;background:rgba(232,239,235,.45);border-radius:14px}
    .news-date{color:var(--teal);font-weight:900;font-size:14px}
    .news-date small{display:block;color:var(--muted);font-weight:400}
    .news-item h3{font-size:20px;margin-bottom:7px}
    .news-item p{color:var(--muted);font-size:14px;margin:0;line-height:1.7}
    .read-link{color:var(--coral);font-size:13px;font-weight:800;white-space:nowrap}
    .read-link:hover{color:var(--teal)}
    .side-panel{position:sticky;top:95px;padding:27px;background:var(--teal-dark);color:#fff;border-radius:var(--radius)}
    .side-panel p{color:rgba(255,255,255,.73);font-size:14px}
    .side-panel a{display:block;padding:13px 0;border-bottom:1px solid rgba(255,255,255,.2);font-size:14px}
    .side-panel a:hover{color:var(--yellow);padding-left:5px}
    .topic-strip{background:var(--mist)}
    .topic-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
    .topic-card{display:grid;grid-template-columns:145px 1fr;gap:20px;padding:18px;background:#fff;border-radius:18px;border:1px solid var(--line)}
    .topic-card img{height:125px;border-radius:12px}
    .topic-card p{font-size:14px;color:var(--muted);line-height:1.7}
    .faq-grid{display:grid;grid-template-columns:.7fr 1.3fr;gap:70px}
    .accordion{background:transparent}
    .accordion-item{border-bottom:1px solid var(--line)}
    .accordion-title{padding:20px 35px 20px 0;background:transparent;color:var(--ink);font-weight:800;border:0;position:relative}
    .accordion-title:before{right:5px;color:var(--coral);font-size:22px}
    .accordion-content{background:transparent;padding:0 35px 20px 0;color:var(--muted);font-size:15px}
    .cta{background:var(--teal);color:#fff;border-radius:var(--radius);padding:50px 55px;display:grid;grid-template-columns:1fr 1fr;gap:45px;align-items:center}
    .cta p{color:rgba(255,255,255,.76)}
    .contact-form{display:grid;grid-template-columns:1fr 1fr;gap:13px}
    .contact-form label{font-size:13px;color:rgba(255,255,255,.8)}
    .contact-form input,.contact-form textarea{width:100%;margin-top:5px;border:1px solid rgba(255,255,255,.3);border-radius:10px;background:rgba(255,255,255,.1);color:#fff;padding:10px 12px;box-shadow:none}
    .contact-form input::placeholder,.contact-form textarea::placeholder{color:rgba(255,255,255,.55)}
    .contact-form textarea,.contact-form .full{grid-column:span 2}
    .site-footer{padding:65px 0 26px;background:#163f3d;color:#fff}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:35px}
    .footer-brand{font-size:25px;font-weight:900;margin-bottom:12px}
    .site-footer p{color:rgba(255,255,255,.65);font-size:14px}
    .site-footer h3{font-size:15px;color:var(--yellow);margin-bottom:14px}
    .site-footer a{display:block;color:rgba(255,255,255,.75);font-size:14px;margin:6px 0}
    .site-footer a:hover{color:#fff}
    .copyright{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;border-top:1px solid rgba(255,255,255,.18);margin-top:42px;padding-top:20px;color:rgba(255,255,255,.55);font-size:12px}
    .copyright a{display:inline;color:rgba(255,255,255,.75)}
    @media(max-width:1024px){.nav-links{gap:0}.nav-links a{padding:8px 6px;font-size:12px}.hero-inner,.feature-news{grid-template-columns:1fr 1fr}.news-layout{grid-template-columns:1fr 260px}.cta{padding:40px 32px}}
    @media(max-width:768px){.container{width:min(100% - 32px,620px)}.section{padding:70px 0}.nav-links{display:none;position:absolute;top:65px;left:0;right:0;padding:12px;background:var(--teal-dark);border-radius:15px;flex-direction:column;align-items:stretch}.nav-links.open{display:flex}.nav-links a{padding:12px 15px}.menu-toggle{display:block}.nav-actions .primary{display:none}.news-hero{min-height:590px;padding-top:150px}.hero-inner,.feature-news,.news-layout,.faq-grid,.cta{grid-template-columns:1fr;gap:28px}.hero-note{max-width:400px}.filter-inner{align-items:stretch;flex-direction:column}.search-field{width:100%}.side-panel{position:static}.topic-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.contact-form{grid-template-columns:1fr}.contact-form textarea,.contact-form .full{grid-column:span 1}}
    @media(max-width:520px){h1{font-size:40px}.news-item{grid-template-columns:1fr;gap:6px;padding:20px 0}.news-item .read-link{justify-self:start;margin-top:8px}.topic-card{grid-template-columns:1fr}.topic-card img{height:170px}.footer-grid{grid-template-columns:1fr}.cta{padding:32px 22px}.hero-note strong{font-size:30px}}

/* roulang page: category4 */
:root{
      --ink:#202a2a;--muted:#647170;--paper:#f7f6f1;--white:#fff;
      --mist:#e8efeb;--line:#d6dfda;--teal:#176c68;--teal-dark:#0c4848;
      --coral:#e7835f;--sand:#f0e2d2;--yellow:#f5c96b;
      --shadow:0 18px 50px rgba(21,57,53,.10);--radius:22px;--radius-sm:14px;--ease:.25s ease
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.8}
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    img{display:block;width:100%;max-width:100%;object-fit:cover}
    button,input,textarea{font:inherit}
    button:focus,a:focus,input:focus,textarea:focus,summary:focus{outline:3px solid rgba(231,131,95,.38);outline-offset:3px}
    h1,h2,h3,p{margin-top:0}
    h1{font-size:clamp(40px,6vw,68px);line-height:1.15;letter-spacing:-.04em;margin-bottom:22px}
    h2{font-size:clamp(30px,4vw,44px);line-height:1.25;letter-spacing:-.03em;margin-bottom:18px}
    h3{font-size:21px;line-height:1.4;margin-bottom:10px}
    .container{width:min(1240px,calc(100% - 48px));margin:0 auto}
    .section{padding:104px 0}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--teal);font-size:13px;font-weight:800;letter-spacing:.12em}
    .eyebrow:before{content:"";width:22px;height:2px;background:var(--coral)}
    .lead{font-size:18px;color:var(--muted);line-height:1.9}
    .section-head{max-width:730px;margin-bottom:48px}
    .section-head p{color:var(--muted);font-size:17px}
    .button{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:999px;padding:13px 24px;font-weight:800;line-height:1.2;cursor:pointer;transition:var(--ease)}
    .button.primary{background:var(--coral);color:#fff;box-shadow:0 9px 22px rgba(231,131,95,.24)}
    .button.primary:hover{background:#cf6849;transform:translateY(-2px)}
    .button.secondary{background:transparent;color:var(--teal);border:1px solid #a9c0b7}
    .button.secondary:hover{background:var(--mist);border-color:var(--teal)}
    .button.light{background:#fff;color:var(--teal-dark)}
    .tag{display:inline-block;padding:5px 11px;border-radius:999px;background:var(--mist);color:var(--teal);font-size:12px;font-weight:800}
    .glass-nav{position:absolute;z-index:20;top:18px;left:0;right:0}
    .nav-shell{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:10px 14px 10px 20px;border:1px solid rgba(255,255,255,.32);border-radius:18px;background:rgba(20,51,49,.62);backdrop-filter:blur(16px);box-shadow:0 10px 28px rgba(0,0,0,.1);color:#fff}
    .glass-nav.scrolled{position:fixed;top:0;background:rgba(247,246,241,.95);border-color:var(--line);color:var(--ink);box-shadow:0 8px 24px rgba(25,45,42,.1)}
    .logo{display:flex;align-items:center;gap:10px;font-size:21px;font-weight:900;white-space:nowrap}
    .logo-mark{width:30px;height:30px;border-radius:10px 10px 10px 3px;background:var(--coral);position:relative}
    .logo-mark:after{content:"";position:absolute;width:11px;height:11px;border:3px solid #fff;border-radius:50%;top:7px;left:8px}
    .nav-links{display:flex;align-items:center;gap:3px;margin:0;list-style:none}
    .nav-links a{display:block;padding:9px 10px;border-radius:10px;font-size:13px;white-space:nowrap}
    .nav-links a:hover,.nav-links a.active{background:rgba(255,255,255,.16);color:#fff}
    .scrolled .nav-links a:hover,.scrolled .nav-links a.active{background:var(--mist);color:var(--teal)}
    .nav-actions{display:flex;align-items:center;gap:9px}
    .search-btn{width:38px;height:38px;padding:0;border:1px solid rgba(255,255,255,.4);border-radius:50%;background:transparent;color:inherit;cursor:pointer}
    .scrolled .search-btn{border-color:var(--line)}
    .menu-toggle{display:none;background:none;border:0;color:inherit;font-size:25px}
    .hero{position:relative;min-height:650px;padding:170px 0 90px;color:#fff;background:linear-gradient(90deg,rgba(8,34,33,.96),rgba(8,34,33,.78) 47%,rgba(8,34,33,.25)),url("/assets/images/backpic/back-3.webp") center/cover}
    .hero:after{content:"";position:absolute;inset:auto 0 0;height:130px;background:linear-gradient(transparent,var(--paper));opacity:.7}
    .hero-content{position:relative;z-index:2}
    .hero-copy{max-width:700px}
    .hero .eyebrow{color:#c9e3d8}
    .hero .lead{color:rgba(255,255,255,.84);max-width:650px}
    .hero-buttons{display:flex;gap:12px;flex-wrap:wrap;margin:32px 0 42px}
    .hero .secondary{color:#fff;border-color:rgba(255,255,255,.55)}
    .hero .secondary:hover{background:rgba(255,255,255,.13)}
    .hero-stats{display:flex;gap:12px;flex-wrap:wrap}
    .stat{min-width:145px;padding:15px 18px;border-left:2px solid var(--coral);background:rgba(255,255,255,.1);backdrop-filter:blur(7px);border-radius:0 14px 14px 0}
    .stat strong{display:block;font-size:25px;line-height:1.2}.stat span{font-size:13px;color:rgba(255,255,255,.72)}
    .feature-strip{margin-top:-45px;position:relative;z-index:3}
    .strip-inner{display:grid;grid-template-columns:1.25fr 1fr 1fr;gap:1px;background:var(--line);border-radius:18px;overflow:hidden;box-shadow:var(--shadow)}
    .strip-item{padding:25px;background:#fff}.strip-item strong{display:block;color:var(--teal);font-size:18px}.strip-item p{margin:4px 0 0;color:var(--muted);font-size:14px}
    .story-feature{display:grid;grid-template-columns:1.12fr .88fr;gap:32px;align-items:stretch}
    .poster{position:relative;min-height:510px;border-radius:var(--radius);overflow:hidden;background:var(--teal-dark)}
    .poster img{height:100%;opacity:.82}
    .poster:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(6,32,31,.92),transparent 62%)}
    .poster-copy{position:absolute;z-index:2;left:34px;right:34px;bottom:30px;color:#fff}.poster-copy p{color:rgba(255,255,255,.8)}
    .poster-copy .tag{background:var(--coral);color:#fff}
    .story-detail{padding:35px;background:#fff;border:1px solid var(--line);border-radius:var(--radius)}
    .story-detail .quote{font-size:25px;line-height:1.5;color:var(--teal-dark);font-weight:800;margin:30px 0}
    .metric-list{list-style:none;padding:0;margin:25px 0 30px;border-top:1px solid var(--line)}
    .metric-list li{display:flex;justify-content:space-between;gap:20px;padding:15px 0;border-bottom:1px solid var(--line);color:var(--muted)}
    .metric-list strong{color:var(--ink)}
    .story-index{background:var(--white)}
    .index-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:55px}
    .case-index{border-top:1px solid var(--line)}
    .case-index a{display:block;padding:18px 15px;border-bottom:1px solid var(--line);font-size:14px}
    .case-index a.active,.case-index a:hover{background:var(--teal);color:#fff;border-radius:12px}
    .index-content{display:grid;grid-template-columns:1fr 1fr;gap:18px}
    .index-card{padding:22px;background:var(--paper);border-radius:var(--radius-sm);border:1px solid var(--line);transition:var(--ease)}
    .index-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
    .index-card img{height:145px;border-radius:11px;margin-bottom:17px}
    .index-card p{color:var(--muted);font-size:14px}
    .process{background:var(--mist)}
    .process-grid{display:grid;grid-template-columns:1fr 1.5fr;gap:60px}
    .timeline{position:relative;padding-left:42px}
    .timeline:before{content:"";position:absolute;left:13px;top:16px;bottom:16px;width:2px;background:#a9c5ba}
    .step{position:relative;padding:0 0 30px}.step:last-child{padding-bottom:0}
    .step:before{content:attr(data-number);position:absolute;left:-42px;top:0;width:28px;height:28px;border-radius:50%;background:var(--coral);color:#fff;text-align:center;font-size:13px;font-weight:800;line-height:28px}
    .step p{color:var(--muted);margin-bottom:0}
    .results{display:grid;grid-template-columns:1fr 1fr;gap:20px}
    .result-card{padding:27px;background:#fff;border-radius:var(--radius-sm);border:1px solid var(--line)}
    .result-card strong{display:block;font-size:34px;color:var(--teal);line-height:1.2;margin-bottom:8px}.result-card p{color:var(--muted);margin:0;font-size:14px}
    .news-area{background:var(--paper)}
    .news-list{border-top:1px solid var(--line)}
    .news-row{display:grid;grid-template-columns:120px 1fr 120px;gap:25px;align-items:center;padding:22px 0;border-bottom:1px solid var(--line)}
    .news-date{color:var(--teal);font-size:14px;font-weight:800}.news-row h3{margin:0;font-size:19px}.news-row p{margin:5px 0 0;color:var(--muted);font-size:14px}
    .read-link{color:var(--coral);font-weight:800;font-size:14px;text-align:right}.read-link:hover{color:var(--teal)}
    .faq-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px}
    .accordion{margin:0;background:transparent}.accordion-item{border-bottom:1px solid var(--line);background:transparent}
    .accordion-title{border:0;padding:20px 42px 20px 0;background:transparent;color:var(--ink);font-weight:800;font-size:17px}
    .accordion-title:hover{color:var(--teal);background:transparent}.accordion-content{border:0;background:transparent;padding:0 30px 20px 0;color:var(--muted);font-size:15px}
    .brand-block{background:var(--teal-dark);color:#fff}.brand-layout{display:grid;grid-template-columns:1fr .7fr;gap:80px;align-items:end}.brand-block p{color:rgba(255,255,255,.78);font-size:17px}
    .brand-note{padding:25px;border-left:1px solid rgba(255,255,255,.3);color:#c9e3d8}.brand-note strong{display:block;color:#fff;font-size:42px;line-height:1.2}
    .cta{padding:76px 0;background:var(--sand)}.cta-layout{display:grid;grid-template-columns:1fr 1fr;gap:55px;align-items:start}
    .form-box{padding:28px;background:#fff;border-radius:var(--radius);box-shadow:var(--shadow)}
    label{display:block;color:var(--ink);font-weight:800;font-size:14px;margin-bottom:6px}input,textarea{width:100%;border:1px solid var(--line);border-radius:10px;padding:11px 13px;background:#fbfcfa;margin-bottom:15px;color:var(--ink)}textarea{min-height:100px;resize:vertical}input:hover,textarea:hover{border-color:#9bb8ac}input:disabled{opacity:.5;cursor:not-allowed}
    .site-footer{padding:65px 0 25px;background:#102f2e;color:#fff}.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:35px}.footer-brand{font-size:25px;font-weight:900;margin-bottom:12px}.site-footer p{color:rgba(255,255,255,.62);font-size:14px}.site-footer h3{font-size:15px;color:#c9e3d8}.site-footer a{display:block;color:rgba(255,255,255,.72);font-size:14px;margin:7px 0}.site-footer a:hover{color:var(--coral)}.copyright{display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;margin-top:45px;padding-top:20px;border-top:1px solid rgba(255,255,255,.16);color:rgba(255,255,255,.55);font-size:12px}.copyright a{display:inline;color:inherit}
    @media(max-width:1024px){.nav-links{gap:0}.nav-links a{padding:8px 6px;font-size:12px}.story-feature,.brand-layout,.cta-layout{grid-template-columns:1fr 1fr}.index-layout,.process-grid,.faq-layout{gap:35px}.section{padding:82px 0}}
    @media(max-width:768px){.container{width:min(100% - 32px,620px)}.section{padding:70px 0}.nav-links{display:none;position:absolute;left:0;right:0;top:62px;padding:12px;background:rgba(247,246,241,.98);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.nav-links.open{display:flex}.nav-links a{color:var(--ink);padding:12px 15px}.nav-links a.active,.nav-links a:hover{background:var(--mist);color:var(--teal)}.menu-toggle{display:block}.nav-actions .primary{display:none}.hero{min-height:650px;padding-top:145px}.strip-inner,.story-feature,.index-layout,.process-grid,.faq-layout,.brand-layout,.cta-layout{grid-template-columns:1fr}.feature-strip{margin-top:-25px}.poster{min-height:410px}.index-content{grid-template-columns:1fr}.brand-note{border-left:0;border-top:1px solid rgba(255,255,255,.3)}.news-row{grid-template-columns:90px 1fr}.read-link{grid-column:2;text-align:left}}
    @media(max-width:520px){h1{font-size:39px}.lead{font-size:16px}.hero-buttons .button{width:100%}.hero-stats{display:grid;grid-template-columns:1fr 1fr}.stat{min-width:0}.story-detail{padding:24px}.results{grid-template-columns:1fr}.news-row{display:block}.news-date{margin-bottom:5px}.read-link{display:inline-block;margin-top:8px}.footer-grid{grid-template-columns:1fr 1fr}.copyright{display:block}.copyright span{display:block;margin-bottom:8px}}

/* roulang page: category5 */
:root{
      --ink:#202a2a;--muted:#647170;--paper:#f7f6f1;--white:#fff;
      --mist:#e8efeb;--line:#d6dfda;--teal:#176c68;--teal-dark:#0c4848;
      --coral:#e7835f;--sand:#f0e2d2;--yellow:#f5c96b;
      --shadow:0 18px 50px rgba(21,57,53,.10);--radius:22px;--radius-sm:14px;--ease:.25s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.8}
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    img{display:block;width:100%;max-width:100%;object-fit:cover}
    button,input,textarea{font:inherit}
    button:focus,a:focus,input:focus,textarea:focus,summary:focus{outline:3px solid rgba(231,131,95,.38);outline-offset:3px}
    .container{width:min(1240px,calc(100% - 48px));margin:0 auto}
    .section{padding:104px 0}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--teal);font-size:13px;font-weight:800;letter-spacing:.12em}
    .eyebrow:before{content:"";width:22px;height:2px;background:var(--coral)}
    h1,h2,h3,p{margin-top:0}
    h1{font-size:clamp(40px,5vw,64px);line-height:1.18;letter-spacing:-.04em;margin:18px 0}
    h2{font-size:clamp(30px,3.5vw,44px);line-height:1.25;letter-spacing:-.03em;margin:14px 0}
    h3{font-size:21px;line-height:1.4;margin:0 0 10px}
    .lead{font-size:18px;color:var(--muted);line-height:1.9}
    .section-head{max-width:720px;margin-bottom:46px}
    .section-head p{color:var(--muted);font-size:17px}
    .button{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:999px;padding:13px 24px;font-weight:800;line-height:1.2;cursor:pointer;transition:var(--ease)}
    .button.primary{background:var(--coral);color:#fff;box-shadow:0 9px 22px rgba(231,131,95,.24)}
    .button.primary:hover{background:#cf6849;transform:translateY(-2px)}
    .button.secondary{background:transparent;color:var(--teal);border:1px solid #a9c0b7}
    .button.secondary:hover{background:var(--mist);border-color:var(--teal)}
    .button.light{background:#fff;color:var(--teal-dark)}
    .tag{display:inline-block;padding:5px 11px;border-radius:999px;background:var(--mist);color:var(--teal);font-size:12px;font-weight:800}
    .glass-nav{position:absolute;z-index:20;top:18px;left:0;right:0}
    .nav-shell{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:10px 14px 10px 20px;border:1px solid rgba(255,255,255,.32);border-radius:18px;background:rgba(20,51,49,.62);backdrop-filter:blur(16px);box-shadow:0 10px 28px rgba(0,0,0,.10);color:#fff}
    .glass-nav.scrolled{position:fixed;top:0;background:rgba(247,246,241,.96);border-color:var(--line);color:var(--ink);box-shadow:0 8px 24px rgba(25,45,42,.10)}
    .logo{display:flex;align-items:center;gap:10px;font-size:21px;font-weight:900;white-space:nowrap}
    .logo-mark{width:30px;height:30px;border-radius:10px 10px 10px 3px;background:var(--coral);position:relative}
    .logo-mark:after{content:"";position:absolute;width:11px;height:11px;border:3px solid #fff;border-radius:50%;top:7px;left:8px}
    .nav-links{display:flex;align-items:center;gap:3px;margin:0;list-style:none}
    .nav-links a{display:block;padding:9px 10px;border-radius:10px;font-size:13px;white-space:nowrap}
    .nav-links a:hover,.nav-links a.active{background:rgba(255,255,255,.16);color:#fff}
    .scrolled .nav-links a:hover,.scrolled .nav-links a.active{background:var(--mist);color:var(--teal)}
    .nav-actions{display:flex;align-items:center;gap:9px}
    .search-btn{width:38px;height:38px;padding:0;border:1px solid rgba(255,255,255,.4);border-radius:50%;background:transparent;color:inherit;cursor:pointer}
    .scrolled .search-btn{border-color:var(--line)}
    .menu-toggle{display:none;background:none;border:0;color:inherit;font-size:25px}
    .page-hero{position:relative;min-height:570px;padding:166px 0 80px;color:#fff;background:linear-gradient(90deg,rgba(10,51,49,.94),rgba(10,51,49,.72),rgba(10,51,49,.3)),url("/assets/images/backpic/back-2.webp") center/cover}
    .page-hero:after{content:"";position:absolute;bottom:0;left:0;right:0;height:100px;background:linear-gradient(transparent,var(--paper));opacity:.75}
    .hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.02fr .98fr;gap:70px;align-items:center}
    .page-hero .lead{color:rgba(255,255,255,.84);max-width:610px}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
    .page-hero .secondary{color:#fff;border-color:rgba(255,255,255,.55)}
    .choice-board{display:grid;grid-template-columns:1.15fr .85fr;grid-template-rows:1fr 1fr;gap:14px}
    .choice-tile{padding:25px;border-radius:var(--radius-sm);border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.12);backdrop-filter:blur(8px)}
    .choice-tile.main{grid-row:span 2;background:rgba(231,131,95,.9);display:flex;flex-direction:column;justify-content:space-between}
    .choice-tile strong{font-size:30px;display:block;line-height:1.25}
    .choice-tile small{color:rgba(255,255,255,.77)}
    .choice-tile ul{padding-left:20px;margin:18px 0 0}
    .scheme-layout{display:grid;grid-template-columns:280px 1fr;gap:34px;align-items:start}
    .scheme-menu{position:sticky;top:105px;display:flex;flex-direction:column;gap:8px}
    .scheme-menu button{padding:17px 18px;text-align:left;border:1px solid transparent;border-radius:14px;background:transparent;color:var(--muted);cursor:pointer;transition:var(--ease)}
    .scheme-menu button:hover,.scheme-menu button.active{background:#fff;border-color:var(--line);color:var(--teal);font-weight:800;box-shadow:0 8px 25px rgba(21,57,53,.06)}
    .scheme-detail{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:38px}
    .detail-top{display:flex;justify-content:space-between;gap:20px;align-items:flex-start;border-bottom:1px solid var(--line);padding-bottom:25px;margin-bottom:28px}
    .price-number{color:var(--teal);font-size:35px;font-weight:900;white-space:nowrap}
    .price-number small{font-size:14px;color:var(--muted);font-weight:400}
    .benefit-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin:26px 0}
    .benefit{padding:18px;background:var(--mist);border-radius:var(--radius-sm)}
    .benefit b{display:block;color:var(--teal);margin-bottom:4px}
    .benefit span{font-size:14px;color:var(--muted)}
    .note{padding:18px 20px;border-left:4px solid var(--yellow);background:#fff8e8;color:var(--muted);font-size:14px}
    .compare-section{background:var(--teal-dark);color:#fff}
    .compare-section .section-head p{color:rgba(255,255,255,.73)}
    .compare-wrap{display:grid;grid-template-columns:1.15fr .85fr;gap:20px}
    .compare-main{padding:34px;background:#fff;color:var(--ink);border-radius:var(--radius)}
    .compare-main h3{color:var(--teal)}
    .compare-row{display:grid;grid-template-columns:1.2fr .8fr .8fr;padding:15px 0;border-bottom:1px solid var(--line);font-size:14px}
    .compare-row:first-child{color:var(--muted);font-weight:800}
    .compare-side{display:flex;flex-direction:column;gap:14px}
    .side-card{padding:25px;border:1px solid rgba(255,255,255,.18);border-radius:var(--radius-sm);background:rgba(255,255,255,.08)}
    .side-card strong{font-size:26px;color:var(--yellow)}
    .process{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line)}
    .process-step{position:relative;padding:28px 25px 10px;border-right:1px solid var(--line)}
    .process-step:last-child{border-right:0}
    .process-step:before{content:"";position:absolute;top:-7px;left:25px;width:13px;height:13px;border-radius:50%;background:var(--coral);box-shadow:0 0 0 5px var(--paper)}
    .process-step b{display:block;color:var(--teal);font-size:13px;margin-bottom:12px}
    .process-step p{color:var(--muted);font-size:14px}
    .faq-list{max-width:900px;margin:auto}
    .accordion{background:transparent;margin:0}
    .accordion-item{border-bottom:1px solid var(--line)}
    .accordion-title{padding:23px 45px 23px 0;border:0;background:transparent;color:var(--ink);font-size:18px;font-weight:800}
    .accordion-title:hover{background:transparent;color:var(--teal)}
    .accordion-content{border:0;background:transparent;color:var(--muted);padding:0 45px 22px 0;font-size:15px}
    .cta-band{padding:58px 0;background:var(--sand)}
    .cta-layout{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
    .contact-form{display:grid;grid-template-columns:1fr 1fr;gap:15px;padding:28px;background:#fff;border:1px solid var(--line);border-radius:var(--radius)}
    .contact-form label{font-size:13px;font-weight:800;color:var(--teal)}
    .contact-form input,.contact-form textarea{width:100%;margin-top:5px;padding:11px 13px;border:1px solid var(--line);border-radius:10px;background:#fbfcfa;color:var(--ink)}
    .contact-form textarea{min-height:90px;resize:vertical}
    .contact-form .full{grid-column:1/-1}
    .contact-form input:invalid:not(:placeholder-shown),.contact-form textarea:invalid:not(:placeholder-shown){border-color:var(--coral)}
    .site-footer{padding:66px 0 22px;background:#132f2e;color:#dce9e4}
    .footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:35px}
    .footer-brand{color:#fff;font-size:23px;font-weight:900;margin-bottom:12px}
    .site-footer h3{font-size:15px;color:#fff}
    .site-footer p{color:#a9c2ba;font-size:13px}
    .site-footer a{display:block;color:#b5cbc4;font-size:13px;margin:7px 0}
    .site-footer a:hover{color:var(--yellow)}
    .copyright{display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;border-top:1px solid rgba(255,255,255,.15);margin-top:42px;padding-top:20px;color:#9bb4ad;font-size:12px}
    .copyright a{display:inline;color:#c8ddd6}
    @media(max-width:1024px){.nav-links{gap:0}.nav-links a{padding:8px 6px;font-size:12px}.hero-inner{gap:35px}.section{padding:80px 0}}
    @media(max-width:768px){.container{width:min(100% - 32px,600px)}.nav-links{display:none;position:absolute;top:62px;left:0;right:0;padding:12px;background:#173f3c;border-radius:15px;flex-direction:column;align-items:stretch}.nav-links.open{display:flex}.nav-links a{padding:12px 15px}.nav-actions .primary{display:none}.menu-toggle{display:block}.hero-inner,.cta-layout,.compare-wrap{grid-template-columns:1fr}.page-hero{min-height:auto;padding:145px 0 80px}.choice-board{max-width:600px}.scheme-layout{grid-template-columns:1fr}.scheme-menu{position:static;display:grid;grid-template-columns:repeat(3,1fr)}.scheme-menu button{font-size:13px;padding:13px}.process{grid-template-columns:repeat(2,1fr)}.process-step:nth-child(2){border-right:0}.process-step:nth-child(-n+2){border-bottom:1px solid var(--line)}.footer-grid{grid-template-columns:repeat(2,1fr)}}
    @media(max-width:520px){h1{font-size:38px}.section{padding:66px 0}.hero-actions .button{width:100%}.choice-board{grid-template-columns:1fr 1fr}.choice-tile.main{grid-column:1/-1;grid-row:auto;min-height:210px}.choice-tile{padding:18px}.choice-tile strong{font-size:23px}.scheme-menu{display:flex;overflow-x:auto;flex-direction:row}.scheme-menu button{min-width:145px}.scheme-detail{padding:24px}.detail-top{display:block}.price-number{margin-top:10px}.benefit-grid{grid-template-columns:1fr}.compare-main{padding:20px;overflow:auto}.compare-row{min-width:520px}.process{grid-template-columns:1fr}.process-step{border-right:0!important;border-bottom:1px solid var(--line)}.contact-form{grid-template-columns:1fr}.contact-form .full{grid-column:auto}.footer-grid{grid-template-columns:1fr}.copyright{display:block}.copyright span{display:block;margin-bottom:8px}}