/* roulang page: index */
:root{
      --ink:#252323;
      --muted:#706b67;
      --paper:#f7f4ef;
      --warm:#efe8df;
      --white:#fffdf9;
      --line:#ded6cd;
      --orange:#c76535;
      --orange-dark:#984421;
      --plum:#633d4d;
      --teal:#31736d;
      --gold:#c89a4b;
      --shadow:0 14px 34px rgba(48,36,28,.10);
      --soft-shadow:0 6px 18px rgba(48,36,28,.07);
      --radius:12px;
      --max:1240px;
    }
    *,*:before,*:after{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;line-height:1.8;font-size:15px}
    img{display:block;width:100%;height:auto;object-fit:cover}
    a{color:inherit;text-decoration:none;transition:.25s ease}
    button,input,select{font:inherit}
    button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid rgba(199,101,53,.34);outline-offset:3px}
    .container{max-width:var(--max);margin:0 auto;padding:0 28px}
    .site-header{position:absolute;z-index:10;top:0;left:0;width:100%;padding:18px 0;transition:.3s ease}
    .site-header.is-scrolled{position:fixed;background:rgba(37,35,35,.96);box-shadow:0 8px 24px rgba(0,0,0,.16);padding:11px 0}
    .nav-shell{display:flex;align-items:center;gap:24px;min-height:54px;padding:8px 14px;border:1px solid rgba(255,255,255,.28);border-radius:12px;background:rgba(34,31,30,.58);backdrop-filter:blur(16px);box-shadow:0 8px 24px rgba(0,0,0,.12)}
    .brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:18px;font-weight:800;letter-spacing:.02em;white-space:nowrap}
    .brand-mark{width:30px;height:30px;border-radius:8px;background:var(--orange);display:grid;place-items:center;color:#fff;font-size:14px}
    .nav-links{display:flex;align-items:center;gap:5px;margin-left:auto}
    .nav-links a{color:rgba(255,255,255,.78);padding:8px 13px;border-radius:7px;font-size:14px}
    .nav-links a:hover,.nav-links a.active{color:#fff;background:rgba(255,255,255,.14)}
    .nav-search{display:flex;align-items:center;gap:7px;border-left:1px solid rgba(255,255,255,.2);padding-left:17px}
    .nav-search input{width:125px;border:0;border-bottom:1px solid rgba(255,255,255,.45);background:transparent;color:#fff;padding:5px 2px;font-size:13px}
    .nav-search input::placeholder{color:rgba(255,255,255,.65)}
    .nav-search button{border:0;background:none;color:#fff;cursor:pointer;font-size:17px}
    .menu-toggle{display:none;color:#fff;background:none;border:0;font-size:24px}
    .hero{min-height:720px;position:relative;display:flex;align-items:flex-end;overflow:hidden;background:#332b29}
    .hero-media{position:absolute;inset:0;background-image:linear-gradient(90deg,rgba(25,21,20,.83) 0%,rgba(25,21,20,.56) 45%,rgba(25,21,20,.22) 100%),url("https://images.unsplash.com/photo-1485846234645-a62644f84728?auto=format&fit=crop&w=1900&q=88");background-position:center;background-size:cover}
    .hero-content{position:relative;z-index:1;width:100%;padding:170px 0 88px;color:#fff}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:#f3c29b;font-size:13px;font-weight:700;letter-spacing:.08em;text-transform:uppercase}
    .eyebrow:before{content:"";width:25px;height:2px;background:var(--orange)}
    h1,h2,h3{margin:0;color:inherit;line-height:1.22;letter-spacing:-.03em}
    h1{max-width:760px;margin:18px 0;font-size:clamp(40px,6vw,76px);font-weight:800}
    .hero-copy{max-width:670px;margin:0 0 28px;color:rgba(255,255,255,.82);font-size:18px;line-height:1.9}
    .button-row{display:flex;flex-wrap:wrap;gap:12px}
    .button{border-radius:8px;margin:0;padding:12px 20px;font-weight:700;transition:.25s ease}
    .button.primary{background:var(--orange);color:#fff}
    .button.primary:hover{background:#e07843;transform:translateY(-2px);box-shadow:0 8px 18px rgba(199,101,53,.28)}
    .button.hollow-light{border:1px solid rgba(255,255,255,.55);color:#fff;background:rgba(255,255,255,.08)}
    .button.hollow-light:hover{background:#fff;color:var(--ink)}
    .hero-data{display:flex;flex-wrap:wrap;gap:30px;margin-top:48px;padding-top:20px;border-top:1px solid rgba(255,255,255,.26)}
    .hero-data strong{display:block;color:#fff;font-size:24px;line-height:1.2}
    .hero-data span{color:rgba(255,255,255,.62);font-size:13px}
    .section{padding:104px 0}
    .section.soft{background:var(--warm)}
    .section.dark{background:#302c2b;color:#fff}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:38px}
    .section-kicker{color:var(--orange);font-size:13px;font-weight:800;letter-spacing:.12em}
    .section h2{font-size:clamp(28px,4vw,46px);margin-top:9px}
    .section-intro{max-width:540px;color:var(--muted);margin:0}
    .dark .section-intro{color:rgba(255,255,255,.64)}
    .pain-track{display:grid;grid-template-columns:1.15fr .85fr 1fr;gap:0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
    .pain-item{min-height:215px;padding:30px 28px;border-right:1px solid var(--line)}
    .pain-item:last-child{border-right:0}
    .pain-no{font-size:36px;color:var(--orange);font-weight:800;line-height:1}
    .pain-item h3{font-size:21px;margin:22px 0 9px}
    .pain-item p{margin:0;color:var(--muted);font-size:14px}
    .solution-grid{display:grid;grid-template-columns:250px 1fr;gap:42px;align-items:start}
    .step-nav{border-left:2px solid var(--line)}
    .step-nav a{display:block;padding:14px 18px;color:var(--muted);border-left:2px solid transparent;margin-left:-2px}
    .step-nav a:hover,.step-nav a.active{color:var(--orange-dark);border-color:var(--orange);background:#f7eee7;font-weight:700}
    .preview{background:#fffdf9;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}
    .toolbar{display:flex;flex-wrap:wrap;gap:9px;padding:15px;border-bottom:1px solid var(--line);background:#fbf8f3}
    .filter{padding:7px 12px;border:1px solid var(--line);border-radius:7px;color:var(--muted);font-size:13px;background:#fff}
    .filter.active{border-color:var(--orange);color:var(--orange-dark);background:#fff4eb}
    .preview-body{display:grid;grid-template-columns:1.15fr .85fr;gap:20px;padding:22px}
    .feature-img{height:245px;border-radius:9px}
    .preview h3{font-size:22px;margin:15px 0 7px}
    .preview p{color:var(--muted);margin:0;font-size:14px}
    .mini-list{display:grid;gap:12px}
    .mini-item{display:flex;gap:12px;padding-bottom:12px;border-bottom:1px solid var(--line)}
    .mini-item img{width:105px;height:67px;border-radius:7px;flex:none}
    .mini-item strong{display:block;font-size:14px;line-height:1.5}
    .meta{display:flex;gap:9px;flex-wrap:wrap;color:var(--muted);font-size:12px}
    .tag{display:inline-block;padding:3px 8px;border-radius:5px;background:#f2e5dc;color:var(--orange-dark);font-size:12px;line-height:1.5}
    .metrics{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid rgba(255,255,255,.2);border-radius:12px;overflow:hidden}
    .metric{padding:28px;border-right:1px solid rgba(255,255,255,.2)}
    .metric:last-child{border:0}
    .metric strong{display:block;font-size:40px;color:#f1bd87;line-height:1.1}
    .metric span{display:block;margin-top:9px;color:rgba(255,255,255,.66);font-size:13px}
    .progress{height:7px;background:rgba(255,255,255,.15);border-radius:10px;margin-top:16px;overflow:hidden}
    .progress i{display:block;width:82%;height:100%;background:var(--orange);border-radius:10px}
    .media-wall{display:grid;grid-template-columns:1.3fr .85fr .85fr;grid-template-rows:190px 190px;gap:15px}
    .media-card{position:relative;overflow:hidden;border-radius:10px;background:#222;min-width:0}
    .media-card:first-child{grid-row:span 2}
    .media-card img{height:100%;transition:.45s ease}
    .media-card:hover img{transform:scale(1.05)}
    .media-card:after{content:"";position:absolute;inset:35% 0 0;background:linear-gradient(transparent,rgba(0,0,0,.82))}
    .media-info{position:absolute;z-index:1;bottom:16px;left:17px;right:14px;color:#fff}
    .media-info h3{font-size:18px;margin:7px 0 3px}
    .media-info small{color:rgba(255,255,255,.7)}
    .feedback{max-width:850px;margin:auto;border-left:4px solid var(--orange);padding:12px 0 12px 32px}
    .feedback blockquote{font-size:25px;line-height:1.65;margin:0 0 18px;color:var(--ink)}
    .feedback cite{font-style:normal;color:var(--muted);font-size:14px}
    .accordion{margin:0;border:0;background:transparent}
    .accordion-item{border:0;border-bottom:1px solid var(--line);background:transparent}
    .accordion-title{padding:22px 42px 22px 0;border:0;background:transparent;color:var(--ink);font-weight:700;font-size:17px}
    .accordion-title:hover{background:transparent;color:var(--orange-dark)}
    .accordion-content{padding:0 42px 20px 0;border:0;background:transparent;color:var(--muted);font-size:14px}
    .cta-band{padding:72px 0;background:var(--plum);color:#fff}
    .cta-inner{display:flex;align-items:center;justify-content:space-between;gap:30px}
    .cta-band h2{font-size:clamp(28px,4vw,44px)}
    .cta-band p{max-width:650px;color:rgba(255,255,255,.72);margin:13px 0 0}
    footer{background:#211f1e;color:#fff;padding:54px 0 24px}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;padding-bottom:38px}
    footer h3{font-size:17px;margin-bottom:14px}
    footer p,footer a{color:rgba(255,255,255,.58);font-size:13px}
    footer a{display:block;margin:7px 0}
    footer a:hover{color:#f1bd87}
    .footer-bottom{border-top:1px solid rgba(255,255,255,.13);padding-top:19px;color:rgba(255,255,255,.43);font-size:12px}
    .search-strip{display:flex;max-width:620px;margin-top:18px}
    .search-strip input{flex:1;min-width:0;border:1px solid var(--line);border-right:0;border-radius:8px 0 0 8px;padding:12px 14px;background:#fff}
    .search-strip button{border:0;border-radius:0 8px 8px 0;background:var(--orange);color:#fff;padding:0 21px;font-weight:700;cursor:pointer}
    .bottom-bar{position:fixed;bottom:16px;left:50%;z-index:8;transform:translateX(-50%);display:flex;align-items:center;gap:16px;padding:10px 12px 10px 20px;border:1px solid rgba(255,255,255,.15);border-radius:9px;background:rgba(37,35,35,.94);box-shadow:var(--shadow);color:#fff;font-size:13px}
    .bottom-bar .button{padding:8px 14px;font-size:13px}
    @media(max-width:900px){
      .nav-links{gap:0}.nav-links a{padding:8px}.nav-search{display:none}
      .pain-track{grid-template-columns:1fr}.pain-item{border-right:0;border-bottom:1px solid var(--line);min-height:auto}.pain-item:last-child{border-bottom:0}
      .solution-grid{grid-template-columns:1fr}.step-nav{display:flex;overflow:auto;border-left:0;border-bottom:2px solid var(--line)}.step-nav a{white-space:nowrap;border-left:0;border-bottom:2px solid transparent;margin:0}
      .step-nav a:hover,.step-nav a.active{border-color:var(--orange)}
      .metrics{grid-template-columns:repeat(2,1fr)}.metric:nth-child(2){border-right:0}.metric:nth-child(-n+2){border-bottom:1px solid rgba(255,255,255,.2)}
      .footer-grid{grid-template-columns:repeat(2,1fr)}
    }
    @media(max-width:640px){
      .container{padding:0 18px}.site-header{padding:10px 0}.nav-shell{padding:8px 11px}.brand{font-size:15px}.brand-mark{width:27px;height:27px}
      .menu-toggle{display:block;margin-left:auto}.nav-links{display:none;position:absolute;top:70px;left:18px;right:18px;padding:10px;flex-direction:column;align-items:stretch;background:#302c2b;border-radius:9px;box-shadow:var(--shadow)}.nav-links.is-open{display:flex}.nav-links a{padding:10px 12px}
      .hero{min-height:690px}.hero-content{padding:150px 0 64px}h1{font-size:42px}.hero-copy{font-size:16px}.hero-data{gap:18px;margin-top:35px}
      .section{padding:72px 0}.section-head{display:block;margin-bottom:26px}.section-intro{margin-top:14px}.preview-body{grid-template-columns:1fr}.feature-img{height:210px}
      .media-wall{display:flex;overflow:auto;gap:12px;padding-bottom:4px}.media-card,.media-card:first-child{width:78vw;height:230px;flex:none}
      .metrics{grid-template-columns:1fr 1fr}.metric{padding:20px 16px}.metric strong{font-size:29px}
      .feedback{padding-left:20px}.feedback blockquote{font-size:20px}.cta-inner{display:block}.cta-inner .button-row{margin-top:25px}.footer-grid{grid-template-columns:1fr 1fr;gap:25px}.bottom-bar{right:14px;left:14px;transform:none;justify-content:space-between;white-space:nowrap}
    }
    @media(max-width:420px){.footer-grid{grid-template-columns:1fr}.bottom-bar span{overflow:hidden;text-overflow:ellipsis}.bottom-bar .button{flex:none}}

/* roulang page: category2 */
:root{
 --ink:#252323;--muted:#706b67;--paper:#f7f4ef;--warm:#efe8df;--white:#fffdf9;
 --line:#ded6cd;--orange:#c76535;--orange-dark:#984421;--plum:#633d4d;
 --teal:#31736d;--gold:#c89a4b;--shadow:0 14px 34px rgba(48,36,28,.10);
 --soft-shadow:0 6px 18px rgba(48,36,28,.07);--radius:12px;--max:1240px
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;line-height:1.8;font-size:15px}
a{color:inherit;text-decoration:none;transition:.25s ease}
img{display:block;width:100%;height:auto;object-fit:cover}
button,input,select{font:inherit}
button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid rgba(199,101,53,.34);outline-offset:3px}
.container{max-width:var(--max);margin:0 auto;padding:0 28px}
.site-header{position:absolute;z-index:10;top:0;left:0;width:100%;padding:18px 0;transition:.3s ease}
.site-header.is-scrolled{position:fixed;background:rgba(37,35,35,.96);box-shadow:0 8px 24px rgba(0,0,0,.16);padding:11px 0}
.nav-shell{display:flex;align-items:center;gap:24px;min-height:54px;padding:8px 14px;border:1px solid rgba(255,255,255,.28);border-radius:12px;background:rgba(34,31,30,.58);backdrop-filter:blur(16px);box-shadow:0 8px 24px rgba(0,0,0,.12)}
.brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:18px;font-weight:800;letter-spacing:.02em;white-space:nowrap}
.brand-mark{width:30px;height:30px;border-radius:8px;background:var(--orange);display:grid;place-items:center;color:#fff;font-size:14px}
.nav-links{display:flex;align-items:center;gap:5px;margin-left:auto}
.nav-links a{color:rgba(255,255,255,.78);padding:8px 13px;border-radius:7px;font-size:14px}
.nav-links a:hover,.nav-links a.active{color:#fff;background:rgba(255,255,255,.14)}
.nav-search{display:flex;align-items:center;gap:7px;border-left:1px solid rgba(255,255,255,.2);padding-left:17px}
.nav-search input{width:125px;border:0;border-bottom:1px solid rgba(255,255,255,.45);background:transparent;color:#fff;padding:5px 2px;font-size:13px}
.nav-search input::placeholder{color:rgba(255,255,255,.65)}
.nav-search button{border:0;background:none;color:#fff;cursor:pointer;font-size:17px}
.menu-toggle{display:none;color:#fff;background:none;border:0;font-size:24px}
.page-cover{min-height:475px;position:relative;display:flex;align-items:flex-end;overflow:hidden;background:#332b29}
.cover-media{position:absolute;inset:0;background-image:linear-gradient(90deg,rgba(25,21,20,.86),rgba(25,21,20,.42)),url("https://images.unsplash.com/photo-1517604931442-7e0c8ed2963c?auto=format&fit=crop&w=1800&q=88");background-position:center;background-size:cover}
.cover-content{position:relative;z-index:1;color:#fff;width:100%;padding:148px 0 62px}
.eyebrow,.section-kicker{color:var(--orange);font-size:13px;font-weight:800;letter-spacing:.12em}
.eyebrow{color:#f3c29b}
.cover-content h1{max-width:760px;font-size:clamp(34px,5vw,64px);line-height:1.18;margin:14px 0 18px;color:#fff}
.cover-content p{max-width:620px;color:rgba(255,255,255,.78);font-size:17px;margin:0}
.cover-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.badge,.tag{display:inline-block;padding:4px 10px;border-radius:5px;font-size:12px;line-height:1.5}
.badge{border:1px solid rgba(255,255,255,.34);color:#fff;background:rgba(255,255,255,.1)}
.section{padding:88px 0}
.section.soft{background:var(--warm)}
.section.dark{background:#302c2b;color:#fff}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:32px}
.section h2{font-size:clamp(28px,4vw,44px);line-height:1.25;margin:8px 0}
.section-intro{max-width:560px;color:var(--muted);margin:0}
.dark .section-intro{color:rgba(255,255,255,.65)}
.filter-panel{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--soft-shadow);margin-top:-42px;position:relative;z-index:2}
.filter-grid{display:grid;grid-template-columns:1.4fr repeat(4,1fr) auto;gap:12px;align-items:end}
.field label{display:block;font-size:12px;color:var(--muted);margin-bottom:5px;font-weight:700}
.field input,.field select{height:42px;margin:0;border:1px solid var(--line);border-radius:7px;background:#fff;color:var(--ink);box-shadow:none}
.button{border-radius:8px;margin:0;padding:11px 18px;font-weight:700;transition:.25s ease;cursor:pointer}
.button.primary{background:var(--orange);color:#fff}
.button.primary:hover{background:#e07843;transform:translateY(-2px);box-shadow:0 8px 18px rgba(199,101,53,.28)}
.button.secondary{background:var(--plum);color:#fff}
.button.secondary:hover{background:#7d4c60}
.button.hollow{border:1px solid var(--orange);color:var(--orange-dark);background:transparent}
.button.hollow:hover{background:var(--orange);color:#fff}
.content-layout{display:grid;grid-template-columns:minmax(0,1fr) 285px;gap:34px}
.media-list{display:grid;gap:16px}
.media-row{display:grid;grid-template-columns:220px 1fr auto;gap:20px;align-items:center;background:var(--white);border:1px solid var(--line);border-radius:10px;padding:12px;box-shadow:var(--soft-shadow);transition:.25s ease}
.media-row:hover{transform:translateY(-3px);border-color:#c99b81;box-shadow:var(--shadow)}
.media-row img{height:134px;border-radius:7px}
.media-row h3{font-size:19px;line-height:1.4;margin:8px 0 7px}
.media-row p{font-size:13px;color:var(--muted);margin:0 0 10px}
.tag{background:#f2e5dc;color:var(--orange-dark);margin-right:5px}
.tag.teal{background:#dfefec;color:var(--teal)}
.tag.plum{background:#eee2e8;color:var(--plum)}
.meta{display:flex;flex-wrap:wrap;gap:10px;color:var(--muted);font-size:12px}
.side-index{background:#302c2b;color:#fff;border-radius:10px;padding:24px;align-self:start;position:sticky;top:90px}
.side-index h3{font-size:20px;margin:0 0 18px}
.index-item{display:flex;justify-content:space-between;gap:12px;padding:13px 0;border-bottom:1px solid rgba(255,255,255,.15);font-size:14px}
.index-item span{color:#e5b07d}
.side-note{font-size:13px;color:rgba(255,255,255,.62);margin:20px 0 0}
.rail{display:flex;gap:18px;overflow-x:auto;padding:5px 0 18px;scroll-snap-type:x proximity}
.rail::-webkit-scrollbar{height:7px}.rail::-webkit-scrollbar-thumb{background:#c7b8aa;border-radius:6px}
.rail-card{flex:0 0 285px;scroll-snap-align:start;background:var(--white);border:1px solid var(--line);border-radius:10px;overflow:hidden;box-shadow:var(--soft-shadow)}
.rail-card img{height:170px}
.rail-body{padding:15px}.rail-body h3{font-size:17px;line-height:1.45;margin:7px 0}
.matrix{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.matrix-group{border-top:3px solid var(--orange);padding-top:14px}
.matrix-group:nth-child(2){border-color:var(--teal)}.matrix-group:nth-child(3){border-color:var(--plum)}.matrix-group:nth-child(4){border-color:var(--gold)}
.matrix-group h3{font-size:19px;margin:0 0 12px}
.matrix-item{display:flex;gap:10px;padding:11px 0;border-bottom:1px solid var(--line)}
.matrix-item img{width:88px;height:58px;border-radius:6px;flex:none}
.matrix-item strong{display:block;font-size:13px;line-height:1.45}
.matrix-item small{color:var(--muted);font-size:11px}
.statusbar{display:flex;justify-content:space-between;align-items:center;margin-top:26px;padding:15px 0;border-top:1px solid var(--line);color:var(--muted);font-size:13px}
.accordion{background:transparent;margin:0}
.accordion-item{border:0;border-bottom:1px solid var(--line);background:transparent}
.accordion-title{padding:20px 40px 20px 0;border:0;background:transparent;color:var(--ink);font-weight:700;font-size:17px}
.accordion-title:hover{background:transparent;color:var(--orange-dark)}
.accordion-content{padding:0 35px 20px 0;background:transparent;color:var(--muted);font-size:14px}
.cta{background:#633d4d;color:#fff;padding:58px 0}
.cta-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}.cta h2{font-size:32px;margin:0 0 8px}.cta p{color:rgba(255,255,255,.7);margin:0}
footer{background:#252323;color:#fff;padding:56px 0 22px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:38px}
footer h3{font-size:15px;margin:0 0 13px;color:#f0c39f}
footer a:not(.brand){display:block;color:rgba(255,255,255,.64);font-size:14px;margin:6px 0}
footer a:hover{color:#fff}footer p{color:rgba(255,255,255,.62);font-size:13px;margin:0}
.footer-bottom{border-top:1px solid rgba(255,255,255,.14);margin-top:35px;padding-top:18px;color:rgba(255,255,255,.46);font-size:12px}
@media(max-width:1024px){.filter-grid{grid-template-columns:repeat(3,1fr)}.filter-grid .field:first-child{grid-column:span 2}.content-layout{grid-template-columns:1fr}.side-index{position:static}.matrix{grid-template-columns:repeat(2,1fr)}}
@media(max-width:768px){.container{padding:0 18px}.site-header{padding:12px 0}.nav-shell{position:relative}.menu-toggle{display:block;margin-left:auto}.nav-links{display:none;position:absolute;top:65px;left:0;right:0;padding:10px;background:#302c2b;border:1px solid rgba(255,255,255,.2);border-radius:10px;flex-direction:column;align-items:stretch}.nav-links.is-open{display:flex}.nav-links a{padding:11px 14px}.nav-search{border:0;padding:0;margin-left:8px}.nav-search input{display:none}.page-cover{min-height:440px}.cover-content{padding:125px 0 48px}.section{padding:64px 0}.section-head{display:block}.section-intro{margin-top:12px}.filter-panel{margin-top:-28px;padding:16px}.filter-grid{grid-template-columns:1fr 1fr}.filter-grid .field:first-child{grid-column:span 2}.filter-grid .button{width:100%;grid-column:span 2}.media-row{grid-template-columns:145px 1fr}.media-row img{height:95px}.media-row .button{grid-column:2}.matrix{grid-template-columns:1fr}.cta-inner{display:block}.cta .button{margin-top:22px}.footer-grid{grid-template-columns:1fr 1fr;gap:28px}}
@media(max-width:520px){.brand{font-size:15px}.brand-mark{width:27px;height:27px}.nav-shell{gap:8px}.media-row{grid-template-columns:1fr}.media-row img{height:190px}.media-row .button{grid-column:auto;width:100%}.rail-card{flex-basis:255px}.footer-grid{grid-template-columns:1fr}.cover-content h1{font-size:35px}}

/* roulang page: category1 */
:root{
 --ink:#252323;--muted:#706b67;--paper:#f7f4ef;--warm:#efe8df;--white:#fffdf9;
 --line:#ded6cd;--orange:#c76535;--orange-dark:#984421;--plum:#633d4d;
 --teal:#31736d;--gold:#c89a4b;--shadow:0 14px 34px rgba(48,36,28,.10);
 --soft-shadow:0 6px 18px rgba(48,36,28,.07);--radius:12px;--max:1240px
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;line-height:1.8;font-size:15px}
a{color:inherit;text-decoration:none;transition:.25s ease}
img{display:block;width:100%;height:auto;object-fit:cover}
button,input,select{font:inherit}
button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid rgba(199,101,53,.34);outline-offset:3px}
.container{max-width:var(--max);margin:0 auto;padding:0 28px}
.site-header{position:absolute;z-index:10;top:0;left:0;width:100%;padding:18px 0;transition:.3s ease}
.site-header.is-scrolled{position:fixed;background:rgba(37,35,35,.96);box-shadow:0 8px 24px rgba(0,0,0,.16);padding:11px 0}
.nav-shell{display:flex;align-items:center;gap:24px;min-height:54px;padding:8px 14px;border:1px solid rgba(255,255,255,.28);border-radius:12px;background:rgba(34,31,30,.58);backdrop-filter:blur(16px);box-shadow:0 8px 24px rgba(0,0,0,.12)}
.brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:18px;font-weight:800;letter-spacing:.02em;white-space:nowrap}
.brand-mark{width:30px;height:30px;border-radius:8px;background:var(--orange);display:grid;place-items:center;color:#fff;font-size:14px}
.nav-links{display:flex;align-items:center;gap:5px;margin-left:auto}
.nav-links a{color:rgba(255,255,255,.78);padding:8px 13px;border-radius:7px;font-size:14px}
.nav-links a:hover,.nav-links a.active{color:#fff;background:rgba(255,255,255,.14)}
.nav-search{display:flex;align-items:center;gap:7px;border-left:1px solid rgba(255,255,255,.2);padding-left:17px}
.nav-search input{width:125px;border:0;border-bottom:1px solid rgba(255,255,255,.45);background:transparent;color:#fff;padding:5px 2px;font-size:13px}
.nav-search input::placeholder{color:rgba(255,255,255,.65)}
.nav-search button{border:0;background:none;color:#fff;cursor:pointer;font-size:17px}
.menu-toggle{display:none;color:#fff;background:none;border:0;font-size:24px}
.page-cover{position:relative;min-height:430px;display:flex;align-items:flex-end;overflow:hidden;background:#332b29}
.cover-media{position:absolute;inset:0;background-image:url("https://images.unsplash.com/photo-1489599849927-2ee91cede3ba?auto=format&fit=crop&w=1900&q=88");background-size:cover;background-position:center}
.cover-media:after{content:"";position:absolute;inset:0;background:rgba(27,23,22,.68)}
.cover-content{position:relative;z-index:1;width:100%;padding:150px 0 64px;color:#fff}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:#f3c29b;font-size:13px;font-weight:700;letter-spacing:.08em}
.eyebrow:before{content:"";width:25px;height:2px;background:var(--orange)}
.cover-content h1{max-width:760px;margin:14px 0 13px;color:#fff;font-size:clamp(34px,5vw,64px);line-height:1.2}
.cover-content p{max-width:650px;margin:0;color:rgba(255,255,255,.78);font-size:17px}
.breadcrumbs{padding:18px 0 0;color:var(--muted);font-size:13px}
.breadcrumbs a:hover{color:var(--orange-dark)}
.section{padding:78px 0}
.section.soft{background:var(--warm)}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:32px}
.section-kicker{color:var(--orange);font-size:13px;font-weight:800;letter-spacing:.12em}
.section h2{font-size:clamp(28px,4vw,42px);line-height:1.3;margin:8px 0 0}
.section-intro{max-width:560px;color:var(--muted);margin:0}
.filter-panel{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--soft-shadow);padding:22px;margin-bottom:34px}
.filter-top{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-bottom:18px}
.filter-top h2{font-size:20px;margin:0}
.clear-filter{border:0;background:none;color:var(--orange-dark);cursor:pointer;font-size:13px}
.filter-grid{display:grid;grid-template-columns:1.45fr repeat(4,1fr);gap:12px}
.field label{display:block;color:var(--muted);font-size:12px;margin-bottom:5px}
.field input,.field select{height:42px;border:1px solid var(--line);border-radius:7px;background:#fff;padding:0 11px;color:var(--ink);width:100%;box-shadow:none}
.field input:focus,.field select:focus{border-color:var(--orange);box-shadow:0 0 0 3px rgba(199,101,53,.12)}
.filter-actions{display:flex;align-items:end;gap:10px}
.button{border-radius:8px;margin:0;padding:11px 19px;font-weight:700;transition:.25s ease;line-height:1.45}
.button.primary{background:var(--orange);color:#fff}
.button.primary:hover{background:#e07843;transform:translateY(-2px);box-shadow:0 8px 18px rgba(199,101,53,.28)}
.button.secondary{background:var(--teal);color:#fff}
.button.secondary:hover{background:#245b57}
.button.hollow{border:1px solid var(--orange);color:var(--orange-dark);background:transparent}
.button.hollow:hover{background:var(--orange);color:#fff}
.content-layout{display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:34px;align-items:start}
.result-bar{display:flex;align-items:center;justify-content:space-between;gap:15px;margin-bottom:17px}
.result-bar strong{font-size:18px}
.result-bar span{color:var(--muted);font-size:13px}
.media-list{display:grid;gap:15px}
.media-row{display:grid;grid-template-columns:220px minmax(0,1fr);gap:20px;padding:14px;background:var(--white);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--soft-shadow);transition:.25s ease}
.media-row:hover{transform:translateY(-3px);border-color:#caa38f;box-shadow:var(--shadow)}
.media-row img{height:142px;border-radius:8px}
.media-row h3{font-size:20px;line-height:1.4;margin:7px 0 7px}
.media-row p{color:var(--muted);font-size:13px;line-height:1.7;margin:0 0 10px}
.tag{display:inline-block;padding:3px 8px;border-radius:5px;background:#f2e5dc;color:var(--orange-dark);font-size:12px;line-height:1.5;margin-right:5px}
.tag.teal{background:#e1eeeb;color:#27645e}
.tag.plum{background:#eee3e7;color:var(--plum)}
.meta{display:flex;gap:9px;flex-wrap:wrap;color:var(--muted);font-size:12px}
.row-foot{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:12px}
.text-link{color:var(--orange-dark);font-weight:700;font-size:13px}
.text-link:hover{color:var(--teal)}
.side-panel{background:#302c2b;color:#fff;border-radius:var(--radius);padding:25px;position:sticky;top:95px}
.side-panel h2{font-size:21px;margin:0 0 7px}
.side-panel>p{color:rgba(255,255,255,.65);font-size:13px;margin:0 0 20px}
.side-item{display:flex;gap:12px;padding:14px 0;border-top:1px solid rgba(255,255,255,.14)}
.side-item img{width:82px;height:58px;border-radius:6px;flex:none}
.side-item strong{display:block;font-size:13px;line-height:1.5}
.side-item small{display:block;color:rgba(255,255,255,.54);font-size:11px;margin-top:4px}
.index-box{margin-top:24px;padding-top:21px;border-top:1px solid rgba(255,255,255,.14)}
.index-box h3{font-size:15px;margin:0 0 12px}
.index-list{display:flex;flex-wrap:wrap;gap:8px}
.index-list a{padding:5px 9px;border:1px solid rgba(255,255,255,.2);border-radius:5px;color:rgba(255,255,255,.74);font-size:12px}
.index-list a:hover{border-color:var(--gold);color:#fff}
.pagination{display:flex;align-items:center;justify-content:center;gap:8px;margin-top:30px}
.pagination a,.pagination span{min-width:35px;height:35px;display:grid;place-items:center;border:1px solid var(--line);border-radius:6px;color:var(--muted);background:var(--white);font-size:13px}
.pagination a:hover,.pagination .current{background:var(--orange);border-color:var(--orange);color:#fff}
.empty-state{display:none;padding:42px 20px;text-align:center;border:1px dashed var(--line);border-radius:var(--radius);color:var(--muted);background:rgba(255,253,249,.6)}
.empty-state strong{display:block;color:var(--ink);font-size:18px;margin-bottom:5px}
.accordion{background:transparent;margin:0}
.accordion-item{border:0;border-bottom:1px solid var(--line);background:transparent}
.accordion-title{padding:21px 42px 21px 0;border:0;background:transparent;color:var(--ink);font-weight:700;font-size:17px}
.accordion-title:hover{background:transparent;color:var(--orange-dark)}
.accordion-content{border:0;background:transparent;padding:0 50px 21px 0;color:var(--muted);font-size:14px;line-height:1.9}
.cta-band{background:var(--plum);color:#fff;padding:60px 0}
.cta-band .grid-x{align-items:center}
.cta-band h2{font-size:clamp(27px,4vw,40px);line-height:1.35;margin:0 0 9px}
.cta-band p{color:rgba(255,255,255,.72);margin:0}
.cta-buttons{display:flex;justify-content:flex-end;gap:12px;flex-wrap:wrap}
.cta-band .button.hollow{border-color:rgba(255,255,255,.55);color:#fff}
.cta-band .button.hollow:hover{background:#fff;color:var(--plum)}
footer{background:#252323;color:#fff;padding:58px 0 24px}
.footer-grid{display:grid;grid-template-columns:1.45fr .8fr .8fr 1fr;gap:35px}
footer .brand{font-size:17px}
footer p{color:rgba(255,255,255,.57);font-size:13px;line-height:1.8;margin:16px 0 0}
footer h3{font-size:14px;margin:3px 0 13px;color:#fff}
footer a:not(.brand){display:block;color:rgba(255,255,255,.6);font-size:13px;margin:8px 0}
footer a:not(.brand):hover{color:#f3b28d}
.footer-bottom{border-top:1px solid rgba(255,255,255,.13);margin-top:40px;padding-top:18px;color:rgba(255,255,255,.42);font-size:12px}
.status-note{color:var(--muted);font-size:13px;margin-top:16px}
@media(max-width:1024px){
 .filter-grid{grid-template-columns:repeat(3,1fr)}
 .filter-grid .field:first-child{grid-column:span 3}
 .content-layout{grid-template-columns:minmax(0,1fr) 250px;gap:22px}
 .footer-grid{grid-template-columns:1.2fr 1fr 1fr}
 .footer-grid>div:last-child{grid-column:span 3}
}
@media(max-width:768px){
 .container{padding:0 20px}
 .site-header{padding:12px 0}
 .nav-shell{flex-wrap:wrap;gap:10px}
 .brand{font-size:15px}
 .menu-toggle{display:block;margin-left:auto}
 .nav-links{display:none;width:100%;order:3;flex-direction:column;align-items:stretch;margin:0;padding-top:8px;border-top:1px solid rgba(255,255,255,.15)}
 .nav-links.is-open{display:flex}
 .nav-links a{padding:9px 10px}
 .nav-search{order:4;width:100%;border-left:0;border-top:1px solid rgba(255,255,255,.15);padding:10px 0 0}
 .nav-search input{width:100%}
 .page-cover{min-height:390px}
 .cover-content{padding:145px 0 50px}
 .section{padding:62px 0}
 .section-head{display:block;margin-bottom:24px}
 .section-intro{margin-top:12px}
 .filter-grid{grid-template-columns:repeat(2,1fr)}
 .filter-grid .field:first-child{grid-column:span 2}
 .content-layout{display:block}
 .side-panel{position:static;margin-top:28px}
 .media-row{grid-template-columns:170px minmax(0,1fr);gap:15px}
 .media-row img{height:112px}
 .media-row h3{font-size:17px}
 .cta-buttons{justify-content:flex-start;margin-top:24px}
 .footer-grid{grid-template-columns:1fr 1fr;gap:25px}
 .footer-grid>div:first-child,.footer-grid>div:last-child{grid-column:span 2}
}
@media(max-width:520px){
 body{font-size:14px}
 .cover-content h1{font-size:34px}
 .cover-content p{font-size:15px}
 .filter-panel{padding:16px}
 .filter-grid{display:block}
 .field{margin-bottom:11px}
 .filter-actions{display:block}
 .filter-actions .button{width:100%;margin-top:4px}
 .media-row{grid-template-columns:1fr;padding:11px}
 .media-row img{height:auto;aspect-ratio:16/9}
 .row-foot{align-items:flex-start;flex-direction:column}
 .footer-grid{display:block}
 .footer-grid>div{margin-bottom:25px}
 .footer-grid>div:last-child{margin-bottom:0}
}