/* roulang page: index */
:root{
      --coral:#e87961;
      --coral-dark:#c95e4b;
      --mint:#8faf9b;
      --amber:#e7b866;
      --ink:#25282b;
      --muted:#687074;
      --cream:#fbf8f2;
      --sand:#f1eee8;
      --line:#ded9d0;
      --white:#fffdf9;
      --radius:16px;
      --shadow:0 14px 35px rgba(37,40,43,.08);
      --soft-shadow:0 6px 18px rgba(37,40,43,.06);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--cream);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;font-size:16px;line-height:1.8}
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,select,textarea{font:inherit}
    .container{max-width:1200px;margin:0 auto;padding-left:22px;padding-right:22px}
    .site-header{position:sticky;top:0;z-index:1000;background:rgba(251,248,242,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}
    .navbar{min-height:76px}
    .brand{display:flex;align-items:center;gap:11px;font-size:21px;font-weight:800;letter-spacing:.02em}
    .brand-mark{width:34px;height:34px;border-radius:11px 11px 11px 4px;background:var(--coral);display:grid;place-items:center;color:#fff;font-weight:800;box-shadow:5px 5px 0 rgba(231,184,102,.45)}
    .nav-link{color:var(--muted)!important;font-weight:600;padding:10px 16px!important;border-radius:9px;transition:.25s}
    .nav-link:hover,.nav-link.active{color:var(--ink)!important;background:#f3e6dc}
    .nav-link.active{position:relative}
    .nav-link.active:after{content:"";position:absolute;left:16px;right:16px;bottom:3px;height:2px;background:var(--coral)}
    .nav-contact{background:var(--coral);color:#fff!important;border-radius:10px!important;padding:10px 18px!important}
    .nav-contact:hover{background:var(--coral-dark);transform:translateY(-1px)}
    .navbar-toggler{border:1px solid var(--line);padding:9px 11px}
    .navbar-toggler:focus{box-shadow:0 0 0 3px rgba(232,121,97,.2)}
    .hero{min-height:590px;position:relative;display:flex;align-items:center;background-image:linear-gradient(90deg,rgba(37,40,43,.82),rgba(37,40,43,.48) 55%,rgba(37,40,43,.18)),url('/assets/images/cd9875b4d159f75c.jpg');background-size:cover;background-position:center;padding:86px 0 76px;color:#fff;overflow:hidden}
    .hero:after{content:"";position:absolute;inset:auto 0 0;height:130px;background:linear-gradient(transparent,var(--cream));opacity:.75}
    .hero-content{position:relative;z-index:1;max-width:760px}
    .eyebrow,.section-kicker{font-size:12px;letter-spacing:.16em;font-weight:800;text-transform:uppercase}
    .eyebrow{color:#ffd7a9;margin-bottom:18px}
    .hero h1{font-size:clamp(38px,5vw,64px);line-height:1.18;letter-spacing:-.04em;margin:0 0 24px;font-weight:850}
    .hero p{font-size:18px;line-height:1.9;max-width:740px;color:rgba(255,255,255,.9);margin:0 0 30px}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap}
    .btn-main,.btn-outline-light,.btn-soft{border-radius:10px;padding:12px 22px;font-weight:700;transition:.25s;border:1px solid transparent}
    .btn-main{background:var(--coral);color:#fff}
    .btn-main:hover{background:var(--coral-dark);color:#fff;transform:translateY(-2px);box-shadow:0 10px 20px rgba(0,0,0,.16)}
    .btn-outline-light:hover{background:#fff;color:var(--ink)}
    .hero-panel{position:absolute;right:8%;bottom:60px;z-index:1;width:245px;background:rgba(255,253,249,.92);color:var(--ink);padding:18px;border-radius:14px;box-shadow:var(--shadow);transform:rotate(3deg)}
    .panel-line{display:flex;justify-content:space-between;border-bottom:1px solid var(--line);padding:9px 0;font-size:13px}
    .panel-line:last-child{border:0}
    .panel-value{font-weight:800;color:var(--coral)}
    section{padding:88px 0}
    .section-head{max-width:730px;margin-bottom:38px}
    .section-kicker{color:var(--coral);margin-bottom:10px}
    h2{font-size:clamp(28px,3.2vw,40px);line-height:1.25;letter-spacing:-.03em;margin:0 0 15px;font-weight:800}
    .section-head p{color:var(--muted);margin:0;font-size:16px}
    .metrics-section{background:var(--sand);padding-top:68px;padding-bottom:68px}
    .metric-layout{display:grid;grid-template-columns:230px 1fr;gap:42px;align-items:stretch}
    .metric-label{border-left:3px solid var(--coral);padding:18px 22px;background:var(--white);border-radius:0 14px 14px 0;box-shadow:var(--soft-shadow)}
    .metric-label strong{display:block;font-size:20px;margin-bottom:9px}
    .metric-label span{font-size:14px;color:var(--muted)}
    .metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
    .metric-card{background:var(--white);border:1px solid var(--line);border-radius:12px;padding:21px;min-height:142px;position:relative;overflow:hidden}
    .metric-card:before{content:"";position:absolute;top:0;left:0;width:42px;height:4px;background:var(--mint)}
    .metric-card:nth-child(2):before{background:var(--amber)}
    .metric-card:nth-child(3):before{background:var(--coral)}
    .metric-card:nth-child(4):before{background:var(--ink)}
    .metric-number{font:800 35px/1.1 ui-monospace,SFMono-Regular,Menlo,monospace;margin:10px 0 7px}
    .metric-card p{font-size:13px;color:var(--muted);margin:0}
    .matrix-section{background:var(--cream)}
    .matrix{display:grid;grid-template-columns:1.35fr 1fr 1fr;grid-template-rows:auto auto;gap:16px}
    .matrix-card{background:var(--white);border:1px solid var(--line);padding:25px;border-radius:var(--radius);min-height:166px;transition:.25s;position:relative}
    .matrix-card:hover,.news-item:hover,.assurance-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#d4a094}
    .matrix-card.large{grid-row:span 2;background:var(--ink);color:#fff;padding:32px}
    .matrix-card.large p{color:#d7d7d4}
    .matrix-number{color:var(--coral);font-weight:800;font-size:14px;letter-spacing:.08em}
    .matrix-card h3{font-size:20px;margin:18px 0 8px}
    .matrix-card p{color:var(--muted);font-size:14px;margin:0}
    .matrix-arrow{position:absolute;right:24px;bottom:22px;color:var(--coral);font-size:22px}
    .compare-section{background:var(--sand)}
    .compare-board{display:grid;grid-template-columns:1fr 74px 1fr;align-items:stretch;gap:14px}
    .compare-box{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:28px}
    .compare-box h3{font-size:21px;margin:0 0 18px}
    .compare-box:first-child h3{color:var(--muted)}
    .compare-box:last-child{border-color:#e5b1a5;box-shadow:var(--soft-shadow)}
    .compare-box:last-child h3{color:var(--coral-dark)}
    .compare-list{list-style:none;margin:0;padding:0}
    .compare-list li{padding:12px 0;border-bottom:1px dashed var(--line);font-size:14px;color:var(--muted)}
    .compare-list li:last-child{border:0}
    .compare-list li:before{content:"—";margin-right:8px;color:var(--coral)}
    .compare-mark{display:grid;place-items:center;color:var(--coral);font-size:28px;font-weight:800}
    .timeline-section{background:var(--cream)}
    .timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative}
    .timeline:before{content:"";position:absolute;top:20px;left:7%;right:7%;height:2px;background:var(--line)}
    .timeline-item{position:relative;padding:52px 22px 0;text-align:center}
    .timeline-dot{position:absolute;top:10px;left:50%;transform:translateX(-50%);width:21px;height:21px;background:var(--coral);border:6px solid var(--cream);outline:2px solid var(--coral);border-radius:50%;z-index:1}
    .timeline-item:nth-child(2) .timeline-dot{background:var(--mint);outline-color:var(--mint)}
    .timeline-item:nth-child(3) .timeline-dot{background:var(--amber);outline-color:var(--amber)}
    .timeline-item span{font-size:12px;color:var(--coral-dark);font-weight:800}
    .timeline-item h3{font-size:18px;margin:9px 0 8px}
    .timeline-item p{font-size:14px;color:var(--muted);margin:0}
    .news-section{background:var(--sand)}
    .news-layout{display:grid;grid-template-columns:1.05fr 1fr;gap:25px}
    .feature-news{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
    .feature-news img{width:100%;height:215px;object-fit:cover}
    .feature-copy{padding:24px}
    .tag{display:inline-flex;align-items:center;background:#f6e6df;color:var(--coral-dark);padding:4px 10px;border-radius:99px;font-size:12px;font-weight:700}
    .feature-copy h3{font-size:24px;line-height:1.4;margin:15px 0 8px}
    .feature-copy p{font-size:14px;color:var(--muted);margin:0}
    .news-list{display:flex;flex-direction:column;gap:10px}
    .news-item{display:grid;grid-template-columns:82px 1fr auto;align-items:center;gap:15px;background:var(--white);border:1px solid var(--line);padding:18px;border-radius:12px;transition:.25s}
    .news-date{font:700 13px ui-monospace;color:var(--coral-dark)}
    .news-item h3{font-size:16px;margin:0 0 4px}
    .news-item p{font-size:13px;color:var(--muted);margin:0}
    .news-arrow{color:var(--coral);font-size:20px}
    .assurance-section{background:var(--cream)}
    .assurance-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}
    .assurance-card{border:1px solid var(--line);background:var(--white);border-radius:14px;padding:23px;transition:.25s}
    .assurance-icon{width:42px;height:42px;border-radius:12px;background:#edf3ed;color:#668d72;display:grid;place-items:center;font-weight:800;font-size:18px;margin-bottom:18px}
    .assurance-card:nth-child(2) .assurance-icon{background:#f8edda;color:#ad7b28}
    .assurance-card:nth-child(3) .assurance-icon{background:#f7e4df;color:var(--coral-dark)}
    .assurance-card h3{font-size:18px;margin:0 0 8px}
    .assurance-card p{font-size:14px;color:var(--muted);margin:0}
    .quick-section{background:var(--ink);color:#fff}
    .quick-section .section-kicker{color:#f1c875}
    .quick-section .section-head p{color:#c5c7c4}
    .quick-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
    .quick-card{border:1px solid rgba(255,255,255,.18);border-radius:13px;padding:23px;background:rgba(255,255,255,.05);transition:.25s}
    .quick-card:hover{background:rgba(255,255,255,.1);border-color:rgba(232,121,97,.8)}
    .quick-card strong{display:block;color:#f4c56e;font-size:14px;margin-bottom:9px}
    .quick-card h3{font-size:18px;margin:0 0 8px}
    .quick-card p{font-size:14px;color:#c5c7c4;margin:0}
    .faq-section{background:var(--sand)}
    .faq-wrap{max-width:900px}
    .accordion-item{background:var(--white);border:1px solid var(--line)!important;border-radius:12px!important;margin-bottom:10px;overflow:hidden}
    .accordion-button{background:var(--white);color:var(--ink);font-weight:700;padding:20px 22px;box-shadow:none!important}
    .accordion-button:not(.collapsed){background:#f8e9e2;color:var(--coral-dark)}
    .accordion-button:after{background-size:14px}
    .accordion-body{color:var(--muted);font-size:14px;padding:0 22px 21px;line-height:1.9}
    .contact-section{background:var(--coral);color:#fff;padding:76px 0}
    .contact-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:55px;align-items:start}
    .contact-section .section-kicker{color:#ffe4af}
    .contact-section h2{color:#fff}
    .contact-section .intro{color:rgba(255,255,255,.86);font-size:15px}
    .contact-note{border-left:2px solid rgba(255,255,255,.5);padding:5px 0 5px 16px;margin-top:26px;font-size:13px;color:rgba(255,255,255,.8)}
    .contact-form{background:var(--white);color:var(--ink);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow)}
    .form-label{font-size:13px;font-weight:700;margin-bottom:6px}
    .form-control,.form-select{border:1px solid var(--line);border-radius:9px;padding:11px 13px;background:#fffdf9}
    .form-control:focus,.form-select:focus{border-color:var(--coral);box-shadow:0 0 0 3px rgba(232,121,97,.16)}
    .form-submit{width:100%;border:0;background:var(--ink);color:#fff;padding:13px;border-radius:9px;font-weight:700;transition:.25s}
    .form-submit:hover{background:#3a3e40;transform:translateY(-1px)}
    .form-hint{font-size:12px;color:var(--muted);margin:12px 0 0;text-align:center}
    .site-footer{background:#202325;color:#c9cbc7;padding:47px 0 23px}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:35px;padding-bottom:34px;border-bottom:1px solid rgba(255,255,255,.12)}
    .footer-brand{color:#fff;font-size:20px;font-weight:800;margin-bottom:12px}
    .footer-text{font-size:13px;color:#9da19e;max-width:280px}
    .footer-title{font-size:14px;color:#fff;font-weight:700;margin-bottom:13px}
    .footer-links{list-style:none;padding:0;margin:0}
    .footer-links li{margin:6px 0;font-size:13px}
    .footer-links a{color:#aeb2ae;transition:.2s}
    .footer-links a:hover{color:#f0b19f}
    .copyright{display:flex;justify-content:space-between;gap:20px;padding-top:20px;font-size:12px;color:#858b87}
    :focus-visible{outline:3px solid rgba(232,121,97,.6);outline-offset:3px}
    @media(max-width:991px){
      .hero-panel{right:4%;opacity:.9}
      .metric-layout{grid-template-columns:1fr;gap:20px}
      .metric-grid{grid-template-columns:repeat(2,1fr)}
      .matrix{grid-template-columns:repeat(2,1fr)}
      .matrix-card.large{grid-row:auto;grid-column:span 2}
      .assurance-grid,.quick-grid{grid-template-columns:repeat(2,1fr)}
      .footer-grid{grid-template-columns:repeat(2,1fr)}
    }
    @media(max-width:767px){
      .navbar{min-height:68px}
      .navbar-collapse{padding:12px 0 5px}
      .nav-link{padding:12px 10px!important}
      .nav-contact{display:inline-block;margin-top:8px}
      .hero{min-height:650px;padding:70px 0 90px;background-position:58% center}
      .hero h1{font-size:40px}
      .hero p{font-size:16px;line-height:1.8}
      .hero-panel{position:relative;right:auto;bottom:auto;margin-top:35px;width:100%;max-width:280px;transform:none}
      section{padding:65px 0}
      .matrix{grid-template-columns:1fr}
      .matrix-card.large{grid-column:auto}
      .compare-board{grid-template-columns:1fr;gap:8px}
      .compare-mark{height:25px;transform:rotate(90deg)}
      .timeline{display:block;padding-left:26px}
      .timeline:before{top:17px;bottom:17px;left:9px;width:2px;height:auto;right:auto}
      .timeline-item{text-align:left;padding:0 0 30px 30px}
      .timeline-item:last-child{padding-bottom:0}
      .timeline-dot{top:5px;left:-17px;transform:none;width:17px;height:17px;border-width:4px}
      .news-layout,.contact-layout{grid-template-columns:1fr;gap:25px}
      .news-item{grid-template-columns:70px 1fr}
      .news-arrow{display:none}
      .assurance-grid,.quick-grid{grid-template-columns:1fr 1fr}
      .contact-layout{gap:30px}
      .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
      .copyright{display:block}
      .copyright span{display:block;margin-top:7px}
    }
    @media(max-width:520px){
      .container{padding-left:17px;padding-right:17px}
      .hero h1{font-size:35px}
      .metric-grid,.assurance-grid,.quick-grid,.footer-grid{grid-template-columns:1fr}
      .news-item{grid-template-columns:1fr}
      .news-date{margin-bottom:-7px}
      .contact-form{padding:21px}
    }

/* roulang page: category1 */
:root{
 --coral:#e87961;--coral-dark:#c95e4b;--mint:#8faf9b;--amber:#e7b866;
 --ink:#25282b;--muted:#687074;--cream:#fbf8f2;--sand:#f1eee8;
 --line:#ded9d0;--white:#fffdf9;--radius:16px;
 --shadow:0 14px 35px rgba(37,40,43,.08);--soft-shadow:0 6px 18px rgba(37,40,43,.06)
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--cream);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;font-size:16px;line-height:1.8}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input,select,textarea{font:inherit}
.container{max-width:1200px;margin:0 auto;padding-left:22px;padding-right:22px}
.site-header{position:sticky;top:0;z-index:1000;background:rgba(251,248,242,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}
.navbar{min-height:76px}
.brand{display:flex;align-items:center;gap:11px;font-size:21px;font-weight:800;letter-spacing:.02em}
.brand-mark{width:34px;height:34px;border-radius:11px 11px 11px 4px;background:var(--coral);display:grid;place-items:center;color:#fff;font-weight:800;box-shadow:5px 5px 0 rgba(231,184,102,.45)}
.nav-link{color:var(--muted)!important;font-weight:600;padding:10px 16px!important;border-radius:9px;transition:.25s}
.nav-link:hover,.nav-link.active{color:var(--ink)!important;background:#f3e6dc}
.nav-link.active{position:relative}
.nav-link.active:after{content:"";position:absolute;left:16px;right:16px;bottom:3px;height:2px;background:var(--coral)}
.nav-contact{background:var(--coral);color:#fff!important;border-radius:10px!important;padding:10px 18px!important}
.nav-contact:hover{background:var(--coral-dark);transform:translateY(-1px)}
.navbar-toggler{border:1px solid var(--line);padding:9px 11px}
.navbar-toggler:focus{box-shadow:0 0 0 3px rgba(232,121,97,.2)}
.page-intro{padding:76px 0 66px;background:var(--sand);border-bottom:1px solid var(--line)}
.breadcrumb{margin:0 0 24px;font-size:13px;color:var(--muted)}
.breadcrumb a{color:var(--coral-dark);font-weight:700}
.eyebrow,.section-kicker{font-size:12px;letter-spacing:.15em;font-weight:800;color:var(--coral-dark)}
.page-intro h1{font-size:clamp(36px,5vw,58px);line-height:1.2;letter-spacing:-.04em;margin:12px 0 18px;font-weight:850}
.page-intro p{max-width:720px;color:var(--muted);font-size:17px;margin:0}
.update-note{display:inline-flex;align-items:center;gap:8px;margin-top:25px;padding:8px 13px;border:1px solid var(--line);border-radius:99px;background:var(--white);color:var(--muted);font-size:13px}
.update-note i{width:8px;height:8px;background:var(--mint);border-radius:50%;display:inline-block}
section{padding:82px 0}
.section-head{max-width:760px;margin-bottom:34px}
.section-head h2{font-size:clamp(27px,3vw,36px);line-height:1.3;margin:10px 0 13px;letter-spacing:-.025em}
.section-head p{color:var(--muted);margin:0}
.index-section{background:var(--cream)}
.topic-layout{display:grid;grid-template-columns:280px 1fr;gap:44px;align-items:start}
.topic-nav{position:sticky;top:102px;background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:13px}
.topic-nav a{display:flex;align-items:center;gap:13px;padding:14px 15px;border-radius:10px;color:var(--muted);font-weight:700;transition:.2s}
.topic-nav a:hover,.topic-nav a.current{background:#f6e6df;color:var(--coral-dark)}
.topic-nav b{font-family:monospace;color:var(--coral);font-size:14px}
.topic-copy{display:grid;grid-template-columns:repeat(2,1fr);gap:15px}
.topic-card{padding:24px;background:var(--white);border:1px solid var(--line);border-radius:var(--radius);min-height:155px;transition:.25s}
.topic-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#d4a094}
.topic-card .number{font:700 14px monospace;color:var(--coral)}
.topic-card h3{font-size:19px;margin:16px 0 7px}
.topic-card p{font-size:14px;color:var(--muted);margin:0}
.guide-section{background:var(--sand)}
.guide-layout{display:grid;grid-template-columns:minmax(0,1fr) 310px;gap:42px}
.guide-list{display:flex;flex-direction:column;gap:12px}
.guide-item{display:grid;grid-template-columns:62px 1fr auto;gap:20px;align-items:center;background:var(--white);border:1px solid var(--line);border-radius:14px;padding:21px 24px;transition:.25s}
.guide-item:hover{box-shadow:var(--soft-shadow);border-color:#d5a095;transform:translateX(3px)}
.guide-index{width:40px;height:40px;border-radius:12px;background:#f6e6df;color:var(--coral-dark);display:grid;place-items:center;font-weight:800}
.guide-item h3{font-size:18px;margin:0 0 4px}
.guide-item p{font-size:14px;color:var(--muted);margin:0}
.guide-arrow{font-size:22px;color:var(--coral)}
.side-note{background:var(--ink);color:#fff;border-radius:var(--radius);padding:28px;align-self:start}
.side-note .section-kicker{color:#f0c377}
.side-note h3{font-size:22px;line-height:1.4;margin:14px 0}
.side-note p{color:#d9d8d3;font-size:14px;margin:0}
.steps-section{background:var(--cream)}
.steps-track{display:grid;grid-template-columns:repeat(4,1fr);position:relative;gap:18px}
.steps-track:before{content:"";position:absolute;top:26px;left:8%;right:8%;height:1px;background:var(--line)}
.step{position:relative;z-index:1}
.step-dot{width:54px;height:54px;border-radius:50%;display:grid;place-items:center;background:var(--coral);color:#fff;font-weight:800;border:7px solid var(--cream);box-shadow:0 0 0 1px var(--coral);margin-bottom:22px}
.step:nth-child(2) .step-dot{background:var(--mint);box-shadow:0 0 0 1px var(--mint)}
.step:nth-child(3) .step-dot{background:var(--amber);box-shadow:0 0 0 1px var(--amber)}
.step h3{font-size:18px;margin:0 0 7px}
.step p{font-size:14px;color:var(--muted);margin:0;max-width:220px}
.filter-section{background:var(--sand)}
.filter-box{display:grid;grid-template-columns:190px 1fr;gap:28px;align-items:center;background:var(--white);border:1px solid var(--line);padding:26px;border-radius:var(--radius)}
.filter-box h3{font-size:19px;margin:0}
.filter-box p{font-size:13px;color:var(--muted);margin:4px 0 0}
.filter-tags{display:flex;flex-wrap:wrap;gap:10px}
.filter-tag{border:1px solid var(--line);background:var(--cream);color:var(--muted);border-radius:99px;min-height:44px;padding:8px 17px;cursor:pointer;transition:.2s}
.filter-tag:hover,.filter-tag.active{background:var(--coral);border-color:var(--coral);color:#fff}
.faq-section{background:var(--cream)}
.accordion{display:flex;flex-direction:column;gap:10px}
.accordion-item{border:1px solid var(--line)!important;border-radius:12px!important;overflow:hidden;background:var(--white)}
.accordion-button{background:var(--white)!important;color:var(--ink)!important;font-weight:700;padding:19px 22px;box-shadow:none!important}
.accordion-button:not(.collapsed){color:var(--coral-dark)!important;background:#fdf0ea!important}
.accordion-button:after{background-size:14px}
.accordion-body{padding:0 22px 20px;color:var(--muted);font-size:15px}
.action-section{padding:72px 0 92px;background:var(--ink);color:#fff}
.action-box{display:flex;justify-content:space-between;align-items:center;gap:30px}
.action-box h2{font-size:clamp(27px,3vw,38px);margin:0 0 10px}
.action-box p{color:#d6d6d1;margin:0;max-width:650px}
.action-buttons{display:flex;gap:12px;flex-wrap:wrap;flex-shrink:0}
.btn-main,.btn-soft{border-radius:10px;padding:12px 22px;font-weight:700;transition:.25s;border:1px solid transparent;display:inline-block}
.btn-main{background:var(--coral);color:#fff}
.btn-main:hover{background:var(--coral-dark);color:#fff;transform:translateY(-2px);box-shadow:0 10px 20px rgba(0,0,0,.16)}
.btn-soft{background:transparent;color:#fff;border-color:#777b7d}
.btn-soft:hover{background:#fff;color:var(--ink)}
.site-footer{background:#1d2022;color:#fff;padding:58px 0 22px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:35px}
.footer-brand{font-size:22px;font-weight:800;margin-bottom:12px}
.footer-text{color:#aeb2b0;font-size:14px;max-width:300px;margin:0}
.footer-title{font-weight:800;margin-bottom:13px}
.footer-links{padding:0;margin:0;list-style:none}
.footer-links li{margin:8px 0}
.footer-links a{color:#aeb2b0;font-size:14px;transition:.2s}
.footer-links a:hover{color:#f3b19f}
.copyright{display:flex;justify-content:space-between;gap:20px;border-top:1px solid #3b3f40;margin-top:42px;padding-top:18px;color:#8e9492;font-size:13px}
:focus-visible{outline:3px solid rgba(232,121,97,.45);outline-offset:3px}
@media(max-width:991px){
 .topic-layout,.guide-layout{grid-template-columns:1fr}
 .topic-nav{position:static;display:flex;overflow-x:auto;gap:5px}
 .topic-nav a{white-space:nowrap}
 .side-note{order:-1}
 .footer-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:767px){
 .navbar{min-height:68px}
 .page-intro{padding:54px 0 48px}
 section{padding:62px 0}
 .topic-copy{grid-template-columns:1fr}
 .steps-track{grid-template-columns:1fr;gap:26px}
 .steps-track:before{top:26px;bottom:26px;left:26px;width:1px;height:auto;right:auto}
 .step{display:grid;grid-template-columns:54px 1fr;column-gap:18px}
 .step-dot{grid-row:span 2;margin:0}
 .step p{max-width:none}
 .filter-box{grid-template-columns:1fr;gap:18px}
 .action-box{display:block}
 .action-buttons{margin-top:25px}
 .copyright{display:block}
 .copyright span{display:block;margin-top:6px}
}
@media(max-width:520px){
 .container{padding-left:17px;padding-right:17px}
 .page-intro h1{font-size:36px}
 .guide-item{grid-template-columns:45px 1fr;gap:14px;padding:18px}
 .guide-arrow{display:none}
 .footer-grid{grid-template-columns:1fr;gap:25px}
 .nav-link{padding:12px 14px!important}
}

/* roulang page: category2 */
:root{
 --coral:#e87961;--coral-dark:#c95e4b;--mint:#8faf9b;--amber:#e7b866;
 --ink:#25282b;--muted:#687074;--cream:#fbf8f2;--sand:#f1eee8;
 --line:#ded9d0;--white:#fffdf9;--radius:16px;
 --shadow:0 14px 35px rgba(37,40,43,.08);--soft-shadow:0 6px 18px rgba(37,40,43,.06)
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--cream);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;font-size:16px;line-height:1.8}
a{color:inherit;text-decoration:none}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid rgba(232,121,97,.35);outline-offset:3px}
img{display:block;max-width:100%}
button,input,select,textarea{font:inherit}
.container{max-width:1200px;margin:0 auto;padding-left:22px;padding-right:22px}
.site-header{position:sticky;top:0;z-index:1000;background:rgba(251,248,242,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}
.navbar{min-height:76px}
.brand{display:flex;align-items:center;gap:11px;font-size:21px;font-weight:800;letter-spacing:.02em}
.brand-mark{width:34px;height:34px;border-radius:11px 11px 11px 4px;background:var(--coral);display:grid;place-items:center;color:#fff;font-weight:800;box-shadow:5px 5px 0 rgba(231,184,102,.45)}
.nav-link{color:var(--muted)!important;font-weight:600;padding:10px 16px!important;border-radius:9px;transition:.25s}
.nav-link:hover,.nav-link.active{color:var(--ink)!important;background:#f3e6dc}
.nav-link.active{position:relative}
.nav-link.active:after{content:"";position:absolute;left:16px;right:16px;bottom:3px;height:2px;background:var(--coral)}
.nav-contact{background:var(--coral);color:#fff!important;border-radius:10px!important;padding:10px 18px!important}
.nav-contact:hover{background:var(--coral-dark);transform:translateY(-1px)}
.navbar-toggler{border:1px solid var(--line);padding:9px 11px}
.navbar-toggler:focus{box-shadow:0 0 0 3px rgba(232,121,97,.2)}
.page-intro{padding:78px 0 66px;background:var(--sand);border-bottom:1px solid var(--line)}
.crumbs{font-size:13px;color:var(--muted);margin-bottom:24px}
.crumbs a{color:var(--coral-dark);font-weight:700}
.intro-grid{display:grid;grid-template-columns:1fr 360px;gap:50px;align-items:end}
.eyebrow,.section-kicker{font-size:12px;letter-spacing:.14em;font-weight:800;color:var(--coral);margin-bottom:10px}
.page-intro h1{font-size:clamp(34px,5vw,54px);line-height:1.2;letter-spacing:-.04em;margin:0 0 20px}
.page-intro p{max-width:730px;color:var(--muted);font-size:17px;margin:0}
.update-note{border-left:3px solid var(--amber);padding:16px 18px;background:var(--white);border-radius:10px;box-shadow:var(--soft-shadow)}
.update-note strong{display:block;font-size:17px;margin-bottom:5px}
.update-note span{font-size:13px;color:var(--muted)}
section{padding:82px 0}
.section-head{max-width:760px;margin-bottom:34px}
.section-head h2{font-size:clamp(27px,3vw,36px);line-height:1.3;margin:0 0 12px}
.section-head p{color:var(--muted);margin:0}
.feature-section{background:var(--cream)}
.feature-layout{display:grid;grid-template-columns:1.2fr .8fr;gap:24px}
.feature-main{min-height:335px;border-radius:var(--radius);overflow:hidden;position:relative;background-image:linear-gradient(90deg,rgba(37,40,43,.83),rgba(37,40,43,.2)),url('/assets/images/b38327e2e3e1427e.jpg');background-size:cover;background-position:center;color:#fff;padding:34px;display:flex;align-items:flex-end;box-shadow:var(--shadow)}
.feature-main .tag{background:#f8d7c9;color:var(--coral-dark)}
.feature-main h2{font-size:30px;line-height:1.35;margin:16px 0 9px}
.feature-main p{color:rgba(255,255,255,.86);margin:0;max-width:570px}
.tag{display:inline-flex;align-items:center;background:#f6e6df;color:var(--coral-dark);padding:4px 10px;border-radius:99px;font-size:12px;font-weight:700}
.update-stack{display:flex;flex-direction:column;gap:12px}
.update-card{background:var(--white);border:1px solid var(--line);border-radius:13px;padding:20px;transition:.25s}
.update-card:hover,.news-row:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#d4a094}
.update-card time,.news-row time{font-size:12px;color:var(--coral-dark);font-weight:800}
.update-card h3{font-size:18px;margin:7px 0 4px}
.update-card p{font-size:14px;color:var(--muted);margin:0}
.list-section{background:var(--sand)}
.news-layout{display:grid;grid-template-columns:minmax(0,1fr) 270px;gap:34px}
.news-list{display:flex;flex-direction:column;gap:12px}
.news-row{display:grid;grid-template-columns:92px 1fr 28px;gap:18px;align-items:center;background:var(--white);border:1px solid var(--line);border-radius:13px;padding:21px 23px;transition:.25s}
.news-row h3{font-size:19px;margin:5px 0 5px}
.news-row p{font-size:14px;color:var(--muted);margin:0}
.news-arrow{color:var(--coral);font-size:22px}
.filter-box{background:var(--white);border:1px solid var(--line);border-radius:14px;padding:22px;height:max-content;position:sticky;top:100px}
.filter-box h3{font-size:18px;margin:0 0 15px}
.filter-box p{color:var(--muted);font-size:13px;margin:0 0 16px}
.filter-pills{display:flex;flex-wrap:wrap;gap:8px}
.filter-pill{border:1px solid var(--line);background:var(--cream);color:var(--muted);border-radius:99px;padding:8px 12px;font-size:13px;cursor:pointer;transition:.2s}
.filter-pill:hover,.filter-pill.active{background:#f6e6df;border-color:#e8ad9e;color:var(--coral-dark)}
.timeline-section{background:var(--cream)}
.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative;margin-top:28px}
.timeline:before{content:"";position:absolute;top:15px;left:7%;right:7%;height:1px;background:var(--line)}
.timeline-item{position:relative;padding:0 18px;text-align:center}
.timeline-dot{position:relative;z-index:1;width:30px;height:30px;margin:0 auto 22px;border-radius:50%;background:var(--coral);border:7px solid var(--cream);box-shadow:0 0 0 1px var(--coral)}
.timeline-item:nth-child(2) .timeline-dot{background:var(--mint);box-shadow:0 0 0 1px var(--mint)}
.timeline-item:nth-child(3) .timeline-dot{background:var(--amber);box-shadow:0 0 0 1px var(--amber)}
.timeline-item:nth-child(4) .timeline-dot{background:var(--ink);box-shadow:0 0 0 1px var(--ink)}
.timeline-item time{font-size:12px;color:var(--coral-dark);font-weight:800}
.timeline-item h3{font-size:18px;margin:8px 0}
.timeline-item p{font-size:14px;color:var(--muted);margin:0}
.filter-section{background:var(--sand)}
.type-panel{display:flex;justify-content:space-between;align-items:center;gap:22px;background:var(--white);border:1px solid var(--line);padding:24px 28px;border-radius:14px}
.type-panel h2{font-size:22px;margin:0 0 5px}
.type-panel p{color:var(--muted);font-size:14px;margin:0}
.type-list{display:flex;gap:9px;flex-wrap:wrap;justify-content:flex-end}
.info-section{background:var(--cream)}
.accordion-item{border:1px solid var(--line)!important;border-radius:11px!important;margin-bottom:10px;overflow:hidden;background:var(--white)}
.accordion-button{background:var(--white);color:var(--ink);font-weight:700;padding:18px 21px;box-shadow:none!important}
.accordion-button:not(.collapsed){background:#f8e9e2;color:var(--coral-dark)}
.accordion-button:after{background-size:14px}
.accordion-body{color:var(--muted);font-size:14px;padding:0 21px 19px}
.cta-section{padding:70px 0;background:var(--ink);color:#fff}
.cta-box{display:flex;align-items:center;justify-content:space-between;gap:35px}
.cta-box h2{font-size:32px;line-height:1.35;margin:0 0 10px}
.cta-box p{color:#d9d8d2;margin:0;max-width:660px}
.btn-main,.btn-soft{display:inline-flex;align-items:center;justify-content:center;border-radius:10px;padding:12px 22px;font-weight:700;transition:.25s;border:1px solid transparent}
.btn-main{background:var(--coral);color:#fff}
.btn-main:hover{background:var(--coral-dark);color:#fff;transform:translateY(-2px);box-shadow:0 10px 20px rgba(0,0,0,.16)}
.btn-soft{background:#fff5ed;color:var(--coral-dark)}
.btn-soft:hover{background:#fff;color:var(--ink);transform:translateY(-2px)}
.site-footer{background:#202325;color:#fff;padding:58px 0 24px}
.footer-grid{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:35px}
.footer-brand{font-size:22px;font-weight:800;margin-bottom:10px}
.footer-text{color:#bfc2bd;font-size:14px;max-width:285px;margin:0}
.footer-title{font-weight:800;margin-bottom:13px}
.footer-links{list-style:none;padding:0;margin:0}
.footer-links li{margin-bottom:8px}
.footer-links a{color:#bfc2bd;font-size:14px;transition:.2s}
.footer-links a:hover{color:#f3b09c}
.copyright{border-top:1px solid #3b3f3e;margin-top:40px;padding-top:18px;display:flex;justify-content:space-between;gap:15px;color:#929995;font-size:12px}
@media(max-width:991px){
 .intro-grid,.feature-layout,.news-layout{grid-template-columns:1fr}
 .filter-box{position:static}
 .timeline{grid-template-columns:repeat(2,1fr);gap:35px}
 .timeline:before{display:none}
 .type-panel,.cta-box{align-items:flex-start;flex-direction:column}
 .type-list{justify-content:flex-start}
}
@media(max-width:767px){
 .container{padding-left:17px;padding-right:17px}
 .navbar{min-height:68px}
 .page-intro{padding:55px 0 48px}
 .page-intro h1{font-size:36px}
 section{padding:62px 0}
 .feature-main{min-height:360px;padding:25px}
 .feature-main h2{font-size:25px}
 .news-row{grid-template-columns:1fr 24px;gap:7px;padding:18px}
 .news-row time{grid-column:1}
 .news-row h3{grid-column:1;font-size:17px}
 .news-row p{grid-column:1}
 .news-arrow{grid-column:2;grid-row:1/4}
 .timeline{grid-template-columns:1fr;text-align:left;gap:24px}
 .timeline-item{text-align:left;padding-left:50px}
 .timeline-dot{position:absolute;left:0;top:0;margin:0}
 .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
 .copyright{flex-direction:column}
}
@media(max-width:520px){
 .footer-grid{grid-template-columns:1fr}
 .cta-box h2{font-size:27px}
 .type-panel{padding:20px}
}

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