/* roulang page: index */
:root{
      --ink:#171916;--deep:#20231f;--dark:#151715;--paper:#f4f3ee;--mist:#ecebe4;
      --lime:#b8e73b;--orange:#c86f3d;--olive:#74786c;--line:rgba(23,25,22,.14);
      --darkline:rgba(243,241,233,.16);--white:#f3f1e9;--radius:18px;
      --shadow:0 16px 42px rgba(19,22,18,.10);--ease:all .28s ease-out;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;line-height:1.7;font-size:16px;padding-bottom:92px}
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    a:hover{color:var(--orange)}
    img{max-width:100%;display:block}
    button,input,select,textarea{font:inherit}
    button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid var(--lime);outline-offset:3px}
    .container{max-width:1280px}
    .site-header{position:sticky;top:0;z-index:20;background:rgba(21,23,21,.94);border-bottom:1px solid var(--darkline);backdrop-filter:blur(12px)}
    .nav-wrap{min-height:76px;display:flex;align-items:center;gap:28px}
    .brand{display:flex;align-items:center;gap:10px;color:var(--white);font-weight:800;font-size:21px;white-space:nowrap}
    .pulse-mark{width:28px;height:28px;border:2px solid var(--lime);display:grid;place-items:center;transform:rotate(45deg);border-radius:7px}
    .pulse-mark i{width:8px;height:8px;background:var(--lime);display:block}
    .main-nav{display:flex;gap:4px;margin-left:auto}
    .main-nav a{color:#c9cbc1;font-size:14px;padding:10px 12px;position:relative}
    .main-nav a:after{content:"";position:absolute;height:2px;background:var(--lime);left:12px;right:12px;bottom:3px;transform:scaleX(0);transition:var(--ease)}
    .main-nav a:hover,.main-nav a.active{color:var(--white)}
    .main-nav a:hover:after,.main-nav a.active:after{transform:scaleX(1)}
    .nav-cta,.btn-main{background:var(--lime);color:var(--ink);border:0;border-radius:9px;padding:11px 18px;font-weight:800;display:inline-block}
    .nav-cta:hover,.btn-main:hover{color:var(--ink);transform:translateY(-2px);box-shadow:0 8px 22px rgba(184,231,59,.22)}
    .menu-btn{display:none;background:none;border:1px solid var(--darkline);color:var(--white);padding:8px 12px;border-radius:8px}
    .hero{background:var(--dark);color:var(--white);position:relative;overflow:hidden;padding:74px 0 42px}
    .hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(21,23,21,.97) 20%,rgba(21,23,21,.62) 62%,rgba(21,23,21,.83)),url("/assets/images/backpic/back-1.webp") center/cover;opacity:.94}
    .hero .container{position:relative}
    .eyebrow,.section-kicker{font-size:12px;letter-spacing:.17em;text-transform:uppercase;color:var(--lime);font-weight:800}
    h1{font-size:clamp(42px,6vw,76px);line-height:1.06;letter-spacing:-.055em;font-weight:800;margin:18px 0 22px;max-width:760px}
    h2{font-size:clamp(30px,4vw,46px);line-height:1.15;letter-spacing:-.04em;font-weight:800;margin:12px 0 20px}
    h3{font-size:22px;line-height:1.3;font-weight:800}
    .hero-copy{font-size:19px;line-height:1.85;color:#d4d5cc;max-width:680px}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0 38px}
    .btn-ghost{border:1px solid rgba(243,241,233,.38);color:var(--white);border-radius:9px;padding:10px 18px;display:inline-block}
    .btn-ghost:hover{border-color:var(--lime);color:var(--lime);transform:translateY(-2px)}
    .hero-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:40px;align-items:end}
    .release-panel{border:1px solid var(--darkline);background:rgba(32,35,31,.78);padding:24px;border-radius:18px;max-width:380px;margin-left:auto}
    .release-panel strong{font-size:44px;line-height:1;color:var(--lime);display:block}
    .release-panel small{color:#aeb1a6}
    .countdown{display:flex;gap:12px;margin:20px 0}
    .countdown span{font-size:24px;font-weight:800;color:var(--white);border-bottom:2px solid var(--orange);padding-bottom:4px}
    .metric-strip{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--darkline);margin-top:54px;padding-top:20px;gap:18px}
    .metric b{display:block;font-size:25px;color:var(--lime)}
    .metric span{font-size:13px;color:#aeb1a6}
    section{padding:88px 0}
    .section-head{max-width:740px;margin-bottom:34px}
    .section-head p{color:var(--olive);font-size:17px;max-width:680px}
    .light{background:var(--mist)}
    .dark-section{background:var(--deep);color:var(--white)}
    .dark-section p{color:#c3c6ba}
    .dark-section .section-kicker{color:var(--lime)}
    .feature-layout{display:grid;grid-template-columns:1.45fr .75fr;gap:22px}
    .feature-main,.feature-side article{border:1px solid var(--line);border-radius:var(--radius);padding:32px;background:var(--paper)}
    .feature-main{background:var(--dark);color:var(--white);min-height:310px;position:relative;overflow:hidden}
    .feature-main:after{content:"03";position:absolute;right:24px;bottom:-30px;font-size:150px;font-weight:900;color:rgba(184,231,59,.1)}
    .feature-main p{color:#c7c9c0;max-width:650px}
    .feature-side{display:grid;gap:22px}
    .feature-side article{background:#fff}
    .feature-side article:nth-child(2){background:#dfe4cf}
    .number{font-size:13px;color:var(--orange);font-weight:900;letter-spacing:.1em}
    .mini-line{display:flex;gap:5px;align-items:center;margin-top:22px}
    .mini-line i{height:7px;display:block;background:var(--lime);border-radius:3px;flex:1}
    .mini-line i:nth-child(2){background:#738144;flex:1.4}.mini-line i:nth-child(3){background:#42483a;flex:.7}
    .scene{display:grid;grid-template-columns:5fr 7fr;gap:50px;align-items:center;margin:44px 0}
    .scene.reverse{grid-template-columns:7fr 5fr}
    .scene.reverse .scene-image{order:2}
    .scene-image{border-radius:22px;overflow:hidden;position:relative;min-height:340px;background:var(--deep)}
    .scene-image img{width:100%;height:100%;min-height:340px;object-fit:cover;transition:transform .45s ease}
    .scene-image:hover img{transform:scale(1.035)}
    .image-note{position:absolute;bottom:16px;left:16px;background:rgba(21,23,21,.8);color:var(--white);padding:8px 12px;border-left:3px solid var(--lime);font-size:13px}
    .scene-text p{font-size:17px;color:#555a50;line-height:1.9}
    .check-list{padding:0;margin:20px 0;list-style:none}
    .check-list li{padding:10px 0 10px 26px;border-bottom:1px solid var(--line);position:relative}
    .check-list li:before{content:"";position:absolute;left:0;top:19px;width:9px;height:9px;background:var(--lime);border-radius:50%}
    .quote-block{border-left:4px solid var(--lime);padding:8px 0 8px 22px;font-size:22px;line-height:1.6;font-weight:700;margin:24px 0}
    .brand-story{display:grid;grid-template-columns:130px 1fr;gap:42px;align-items:start}
    .vertical-label{writing-mode:vertical-rl;letter-spacing:.3em;color:var(--orange);font-weight:900;border-right:1px solid var(--line);padding-right:22px}
    .story-content{max-width:900px}
    .story-content p{font-size:18px;line-height:2;color:#4d5248}
    .standards{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:36px}
    .standard-card{padding:28px;background:#fff;border:1px solid var(--line);border-radius:14px}
    .standard-card p{font-size:15px;line-height:1.8;color:#62675c}
    .timeline{border-left:2px solid var(--orange);margin:32px 0 0 12px;padding-left:28px}
    .timeline-item{position:relative;padding:0 0 30px}
    .timeline-item:before{content:"";position:absolute;width:12px;height:12px;border-radius:50%;background:var(--lime);left:-35px;top:8px}
    .timeline-item time{color:var(--orange);font-weight:800;font-size:14px}
    .timeline-item p{color:#c5c8bd;margin:5px 0}
    .media-row{display:flex;gap:18px;overflow-x:auto;padding-bottom:12px}
    .media-card{min-width:260px;flex:1;background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden}
    .media-card img{width:100%;height:145px;object-fit:cover}
    .media-card div{padding:18px}.media-card p{color:var(--olive);font-size:14px}
    .news-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:26px}
    .news-feature{background:var(--dark);color:var(--white);border-radius:18px;overflow:hidden}
    .news-feature img{height:255px;width:100%;object-fit:cover}
    .news-feature .news-body{padding:28px}.news-feature p{color:#c6c8bf}
    .news-list{display:grid;gap:12px}
    .news-item{padding:18px 20px;background:#fff;border:1px solid var(--line);border-radius:12px;display:grid;grid-template-columns:82px 1fr;gap:14px}
    .news-item time{color:var(--orange);font-size:13px;font-weight:800}
    .news-item h3{font-size:17px;margin:0 0 5px}.news-item p{font-size:14px;color:var(--olive);margin:0;line-height:1.65}
    .read-more{font-size:13px;font-weight:800;color:var(--orange);display:inline-block;margin-top:8px}
    .voices{display:grid;grid-template-columns:1fr 1fr;gap:30px;align-items:start}
    .big-quote{font-size:29px;line-height:1.45;font-weight:800;max-width:600px}
    .trust-list{display:grid;gap:0;border-top:1px solid var(--darkline)}
    .trust-item{display:flex;justify-content:space-between;gap:20px;padding:17px 0;border-bottom:1px solid var(--darkline);color:#c4c7bc}
    .trust-item b{color:var(--lime)}
    .faq-wrap{display:grid;grid-template-columns:.75fr 1.25fr;gap:50px}
    .accordion-item{border:0;border-bottom:1px solid var(--line);background:transparent}
    .accordion-button{background:transparent!important;color:var(--ink)!important;font-weight:800;font-size:17px;padding:21px 0;box-shadow:none!important}
    .accordion-button:after{filter:grayscale(1)}
    .accordion-body{padding:0 35px 22px 0;color:#60655b;line-height:1.9}
    .form-section{background:var(--orange);color:#fff}
    .form-section p{color:#fff0e8}
    .contact-form{background:rgba(21,23,21,.14);padding:26px;border-radius:16px}
    .form-control,.form-select{background:#fff;border:0;border-radius:8px;padding:13px 14px;min-height:48px}
    .form-label{font-size:13px;font-weight:800}
    .form-note{font-size:13px;margin-top:12px;color:#fff0e8}
    .site-footer{background:var(--dark);color:var(--white);padding:55px 0 22px}
    .footer-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:40px;padding-bottom:40px;border-bottom:1px solid var(--darkline)}
    .footer-title{font-weight:800;margin-bottom:15px}.footer-links{display:grid;gap:8px;color:#bfc2b7;font-size:14px}
    .footer-links a:hover{color:var(--lime);text-decoration:underline;text-decoration-color:var(--lime);text-underline-offset:4px}
    .copyright{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;color:#989d91;font-size:13px;padding-top:20px}
    .fixed-cta{position:fixed;z-index:30;bottom:0;left:0;right:0;background:rgba(21,23,21,.97);color:var(--white);border-top:1px solid rgba(184,231,59,.35);padding:14px 0}
    .fixed-inner{display:flex;align-items:center;justify-content:space-between;gap:20px}
    .fixed-cta p{margin:0;font-size:14px}.close-cta{background:transparent;border:0;color:#aeb1a6;font-size:22px;line-height:1}
    @media(max-width:991px){.main-nav{display:none}.menu-btn{display:block;margin-left:auto}.nav-cta{display:none}.hero-grid,.feature-layout,.news-layout,.faq-wrap,.voices{grid-template-columns:1fr}.release-panel{margin:20px 0 0;max-width:none}.scene,.scene.reverse{grid-template-columns:1fr;gap:24px}.scene.reverse .scene-image{order:0}.scene-image{min-height:280px}.footer-grid{grid-template-columns:1fr 1fr}}
    @media(max-width:767px){body{padding-bottom:128px}.nav-wrap{min-height:66px}.main-nav.mobile-open{display:flex;position:absolute;top:66px;left:0;right:0;background:var(--dark);padding:18px;flex-direction:column;border-bottom:1px solid var(--darkline)}.hero{padding:52px 0 32px}h1{font-size:42px}.hero-copy{font-size:16px}.metric-strip{grid-template-columns:1fr 1fr;margin-top:35px}.metric b{font-size:21px}section{padding:62px 0}.brand-story,.standards{grid-template-columns:1fr;gap:20px}.vertical-label{writing-mode:initial;border-right:0;border-bottom:1px solid var(--line);padding:0 0 12px}.news-item{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.fixed-inner{align-items:flex-start}.fixed-cta p{max-width:220px;font-size:13px}.fixed-cta .btn-main{padding:10px 13px;white-space:nowrap}}
    @media(max-width:420px){.hero-actions a{width:100%;text-align:center}.release-panel{padding:20px}.countdown span{font-size:21px}}
    @media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}

/* roulang page: category3 */
:root{
      --ink:#171916;--deep:#20231f;--dark:#151715;--paper:#f4f3ee;--mist:#ecebe4;
      --lime:#b8e73b;--orange:#c86f3d;--olive:#74786c;--line:rgba(23,25,22,.14);
      --darkline:rgba(243,241,233,.16);--white:#f3f1e9;--radius:18px;
      --shadow:0 16px 42px rgba(19,22,18,.10);--ease:all .28s ease-out;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;line-height:1.78;font-size:16px;padding-bottom:92px}
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    a:hover{color:var(--orange)}
    img{max-width:100%;display:block}
    button,input,select,textarea{font:inherit}
    button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid var(--lime);outline-offset:3px}
    .container{max-width:1280px}
    .site-header{position:sticky;top:0;z-index:20;background:rgba(21,23,21,.95);border-bottom:1px solid var(--darkline);backdrop-filter:blur(12px)}
    .nav-wrap{min-height:76px;display:flex;align-items:center;gap:20px}
    .brand{display:flex;align-items:center;gap:10px;color:var(--white);font-weight:800;font-size:21px;white-space:nowrap}
    .pulse-mark{width:23px;height:23px;border:2px solid var(--lime);border-radius:50%;display:inline-flex;align-items:center;justify-content:center;position:relative}
    .pulse-mark:before,.pulse-mark:after,.pulse-mark i{content:"";display:block;position:absolute;background:var(--lime);height:2px}
    .pulse-mark:before{width:15px;transform:rotate(-45deg)}
    .pulse-mark:after{width:7px;transform:rotate(45deg)}
    .pulse-mark i{width:4px;transform:translateX(5px)}
    .main-nav{display:flex;gap:3px;margin-left:auto}
    .main-nav a{color:#c9cbc1;font-size:14px;padding:10px 10px;position:relative;white-space:nowrap}
    .main-nav a:after{content:"";position:absolute;height:2px;background:var(--lime);left:10px;right:10px;bottom:3px;transform:scaleX(0);transition:var(--ease)}
    .main-nav a:hover,.main-nav a.active{color:var(--white)}
    .main-nav a:hover:after,.main-nav a.active:after{transform:scaleX(1)}
    .nav-cta,.btn-main{background:var(--lime);color:var(--ink);border:0;border-radius:9px;padding:11px 18px;font-weight:800;display:inline-block}
    .nav-cta:hover,.btn-main:hover{color:var(--ink);transform:translateY(-2px);box-shadow:0 8px 22px rgba(184,231,59,.22)}
    .btn-ghost{border:1px solid rgba(243,241,233,.42);color:var(--white);border-radius:9px;padding:10px 18px;display:inline-block;font-weight:700}
    .btn-ghost:hover{border-color:var(--lime);color:var(--lime);transform:translateY(-2px)}
    .menu-btn{display:none;background:none;border:1px solid var(--darkline);color:var(--white);padding:8px 12px;border-radius:8px}
    .crumb-bar{background:#e7e6df;border-bottom:1px solid var(--line)}
    .crumb-wrap{min-height:52px;display:flex;align-items:center;gap:10px;flex-wrap:wrap;color:#676b61;font-size:14px}
    .crumb-wrap a{font-weight:700}.crumb-wrap .sep{color:#9a9d94}.back-link{margin-left:auto;color:var(--ink);font-weight:800;border-bottom:1px solid var(--orange)}
    section{padding:78px 0}
    .section-kicker,.eyebrow{font-size:12px;letter-spacing:.16em;color:var(--orange);font-weight:800}
    h1,h2,h3{letter-spacing:-.04em;line-height:1.2;font-weight:800}
    h1{font-size:clamp(40px,5.2vw,68px);margin:16px 0 22px}
    h2{font-size:clamp(30px,3.4vw,44px);margin:10px 0 18px}
    h3{font-size:22px;margin:0 0 12px}
    p{margin:0 0 17px}
    .intro{font-size:18px;line-height:1.92;color:#d2d4ca;max-width:710px}
    .article-hero{position:relative;background:var(--dark);color:var(--white);overflow:hidden;padding:76px 0 55px}
    .article-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(21,23,21,.97) 15%,rgba(21,23,21,.73) 59%,rgba(21,23,21,.38)),url("/assets/images/backpic/back-2.webp") center/cover}
    .article-hero .container{position:relative}
    .hero-meta{display:flex;gap:10px;flex-wrap:wrap;margin:28px 0 0}
    .hero-meta span{padding:7px 10px;border:1px solid var(--darkline);border-radius:999px;color:#d8dad0;font-size:13px}
    .hero-meta span:first-child{border-color:rgba(184,231,59,.7);color:var(--lime)}
    .article-layout{display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:65px;align-items:start}
    .reading{max-width:825px}
    .reading p{font-size:17px;line-height:1.98;color:#3f443b}
    .lead{font-size:20px!important;color:var(--ink)!important;border-left:4px solid var(--lime);padding-left:22px;margin-bottom:34px!important}
    .side-index{position:sticky;top:102px;padding:23px;background:#e9e8e1;border:1px solid var(--line);border-radius:14px}
    .side-index strong{display:block;margin-bottom:12px}
    .side-index a{display:block;padding:9px 0;border-bottom:1px solid var(--line);font-size:14px;color:#565b51}
    .side-index a:hover{color:var(--orange);padding-left:5px}
    .figure{margin:38px 0;border-radius:20px;overflow:hidden;background:var(--deep);box-shadow:var(--shadow)}
    .figure img{width:100%;height:390px;object-fit:cover}
    .figure figcaption{padding:14px 19px;color:#bdc1b5;font-size:13px}
    .quote{background:var(--deep);color:var(--white);padding:32px 36px;border-radius:16px;margin:38px 0;position:relative}
    .quote:before{content:"“";position:absolute;right:23px;top:-24px;color:var(--lime);font-size:100px;line-height:1}
    .quote p{font-size:21px;line-height:1.65;position:relative;margin:0}
    .signal-list{list-style:none;padding:0;margin:26px 0 38px;border-top:1px solid var(--line)}
    .signal-list li{padding:18px 0 18px 31px;border-bottom:1px solid var(--line);position:relative;color:#41463d}
    .signal-list li:before{content:"";position:absolute;width:10px;height:10px;border-radius:50%;background:var(--lime);left:2px;top:29px}
    .dark-section{background:var(--deep);color:var(--white)}
    .dark-section p{color:#c5c8bd}
    .observation-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:24px}
    .observation-main{padding:34px;background:#2a2e28;border:1px solid var(--darkline);border-radius:18px}
    .observation-main .number{font-size:13px;color:var(--lime);font-weight:800;letter-spacing:.16em}
    .role-row{display:grid;grid-template-columns:130px 1fr;gap:18px;padding:17px 0;border-bottom:1px solid var(--darkline)}
    .role-row b{color:var(--lime)}
    .role-row span{color:#c7cac0;font-size:15px}
    .image-note{min-height:100%;border-radius:18px;overflow:hidden;position:relative}
    .image-note img{height:100%;min-height:455px;width:100%;object-fit:cover}
    .image-note div{position:absolute;left:0;right:0;bottom:0;padding:28px;background:linear-gradient(transparent,rgba(21,23,21,.93));color:var(--white)}
    .image-note p{margin:0;color:#d3d6cc}
    .method-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:52px;align-items:start}
    .method-note{background:#dfe4cf;padding:30px;border-radius:16px}
    .method-note p{color:#4c5247}
    .step{display:grid;grid-template-columns:58px 1fr;gap:18px;padding:4px 0 27px}
    .step-no{font-size:25px;color:var(--orange);font-weight:900;border-top:2px solid var(--orange)}
    .step p{color:#596055}
    .related-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:24px}
    .related-card{border-radius:18px;overflow:hidden;background:#fff;border:1px solid var(--line);transition:var(--ease)}
    .related-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
    .related-card img{width:100%;height:230px;object-fit:cover;transition:transform .4s ease}
    .related-card:hover img{transform:scale(1.04)}
    .related-card .card-body{padding:25px}
    .tag{font-size:12px;font-weight:800;color:var(--orange);letter-spacing:.1em}
    .related-card p{color:var(--olive);font-size:15px}
    .text-link{font-weight:800;border-bottom:1px solid var(--lime)}
    .accordion-item{border:0;border-bottom:1px solid var(--line);background:transparent}
    .accordion-button{background:transparent!important;color:var(--ink)!important;font-weight:800;font-size:17px;padding:21px 0;box-shadow:none!important}
    .accordion-button:after{filter:grayscale(1)}
    .accordion-body{padding:0 35px 24px 0;color:#575d53;line-height:1.9}
    .faq-layout{display:grid;grid-template-columns:.7fr 1.3fr;gap:64px}
    .subscribe{background:var(--orange);color:#fff}
    .subscribe p{color:#fff0e8}
    .subscribe-grid{display:grid;grid-template-columns:1fr 1fr;gap:46px;align-items:center}
    .contact-form{background:rgba(21,23,21,.15);padding:25px;border-radius:16px}
    .form-control,.form-select{background:#fff;border:0;border-radius:8px;padding:13px 14px;min-height:48px}
    .form-label{font-weight:800;font-size:14px}
    .form-feedback{display:none;margin-top:14px;background:rgba(184,231,59,.23);border:1px solid var(--lime);padding:10px 13px;border-radius:8px}
    .site-footer{background:var(--dark);color:var(--white);padding:64px 0 27px}
    .footer-grid{display:grid;grid-template-columns:1.4fr .8fr .8fr;gap:50px;padding-bottom:48px}
    .footer-title{font-size:13px;color:var(--lime);font-weight:800;letter-spacing:.12em;margin-bottom:16px}
    .footer-links{display:grid;gap:9px}.footer-links a{color:#c4c7bd;font-size:14px}.footer-links a:hover{color:var(--lime);padding-left:3px}
    .copyright{border-top:1px solid var(--darkline);padding-top:21px;display:flex;gap:18px;justify-content:space-between;flex-wrap:wrap;color:#aeb1a6;font-size:13px}
    .copyright a:hover{color:var(--lime)}
    .fixed-cta{position:fixed;left:0;right:0;bottom:0;z-index:30;background:rgba(21,23,21,.97);border-top:1px solid var(--darkline);color:var(--white)}
    .fixed-cta .container{min-height:72px;display:flex;align-items:center;justify-content:center;gap:20px}
    .fixed-cta p{margin:0;color:#d4d7cc;font-size:14px}.fixed-cta .close-cta{background:transparent;border:0;color:#aeb1a6;font-size:20px;line-height:1;padding:6px}
    @media(max-width:1199px){.main-nav a{font-size:13px;padding:10px 7px}.nav-cta{padding:10px 12px}.article-layout{gap:35px}}
    @media(max-width:991px){
      .menu-btn{display:block;margin-left:auto}.nav-cta{display:none}.main-nav{display:none;position:absolute;top:76px;left:0;right:0;margin:0;padding:16px 4%;background:var(--dark);border-bottom:1px solid var(--darkline);flex-direction:column}
      .main-nav.open{display:flex}.main-nav a{padding:12px}.article-layout,.faq-layout,.subscribe-grid,.method-grid{grid-template-columns:1fr}.side-index{position:static;order:-1}.observation-grid,.related-grid{grid-template-columns:1fr}.image-note img{min-height:330px}.footer-grid{grid-template-columns:1fr 1fr}
    }
    @media(max-width:767px){
      body{padding-bottom:120px}.article-hero{padding:55px 0 40px}.crumb-wrap{padding-top:9px;padding-bottom:9px}.back-link{margin-left:0;width:100%}section{padding:56px 0}.intro{font-size:16px}.reading p{font-size:16px}.lead{font-size:18px!important}.figure img{height:260px}.quote{padding:25px}.quote p{font-size:18px}.role-row{grid-template-columns:1fr;gap:4px}.footer-grid{grid-template-columns:1fr;gap:29px}.fixed-cta .container{min-height:108px;gap:10px;justify-content:flex-start}.fixed-cta p{font-size:13px;line-height:1.45}.fixed-cta .btn-main{padding:10px 12px;white-space:nowrap}.copyright{display:grid;gap:8px}
    }
    @media(max-width:420px){h1{font-size:38px}.brand{font-size:19px}.article-hero:before{background:linear-gradient(90deg,rgba(21,23,21,.95),rgba(21,23,21,.72)),url("/assets/images/backpic/back-2.webp") center/cover}.hero-meta span{font-size:12px}.side-index{padding:18px}}
    @media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}

/* roulang page: category1 */
:root{
 --ink:#171916;--deep:#20231f;--dark:#151715;--paper:#f4f3ee;--mist:#ecebe4;
 --lime:#b8e73b;--orange:#c86f3d;--olive:#74786c;--line:rgba(23,25,22,.14);
 --darkline:rgba(243,241,233,.16);--white:#f3f1e9;--radius:18px;
 --shadow:0 16px 42px rgba(19,22,18,.10);--ease:all .28s ease-out;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;line-height:1.75;font-size:16px;padding-bottom:92px}
a{color:inherit;text-decoration:none;transition:var(--ease)}
a:hover{color:var(--orange)}
img{max-width:100%;display:block}
button,input,select,textarea{font:inherit}
button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid var(--lime);outline-offset:3px}
.container{max-width:1280px}
.site-header{position:sticky;top:0;z-index:30;background:rgba(21,23,21,.95);border-bottom:1px solid var(--darkline);backdrop-filter:blur(12px)}
.nav-wrap{min-height:76px;display:flex;align-items:center;gap:20px}
.brand{display:flex;align-items:center;gap:10px;color:var(--white);font-weight:800;font-size:21px;white-space:nowrap}
.pulse-mark{width:18px;height:18px;border:2px solid var(--lime);border-radius:50%;position:relative;display:inline-block}
.pulse-mark:before,.pulse-mark:after,.pulse-mark i{content:"";position:absolute;background:var(--lime);display:block}
.pulse-mark:before{width:2px;height:26px;left:6px;top:-6px;transform:rotate(42deg)}
.pulse-mark:after{width:6px;height:6px;border-radius:50%;left:4px;top:4px}
.pulse-mark i{width:2px;height:9px;right:-5px;top:4px}
.main-nav{display:flex;gap:2px;margin-left:auto}
.main-nav a{color:#c9cbc1;font-size:14px;padding:10px 10px;position:relative;white-space:nowrap}
.main-nav a:after{content:"";position:absolute;height:2px;background:var(--lime);left:10px;right:10px;bottom:3px;transform:scaleX(0);transition:var(--ease)}
.main-nav a:hover,.main-nav a.active{color:var(--white)}
.main-nav a:hover:after,.main-nav a.active:after{transform:scaleX(1)}
.nav-cta,.btn-main{background:var(--lime);color:var(--ink);border:0;border-radius:9px;padding:11px 18px;font-weight:800;display:inline-block;line-height:1.4}
.nav-cta{margin-left:4px;white-space:nowrap;font-size:14px}
.nav-cta:hover,.btn-main:hover{color:var(--ink);transform:translateY(-2px);box-shadow:0 8px 22px rgba(184,231,59,.22)}
.btn-main:active,.nav-cta:active,.btn-ghost:active{transform:translateY(0)}
.btn-ghost{border:1px solid rgba(243,241,233,.42);color:var(--white);border-radius:9px;padding:10px 18px;display:inline-block;font-weight:700}
.btn-ghost:hover{border-color:var(--lime);color:var(--lime);transform:translateY(-2px)}
.menu-btn{display:none;background:none;border:1px solid var(--darkline);color:var(--white);padding:8px 12px;border-radius:8px;font-weight:700}
.breadcrumb-band{background:var(--mist);border-bottom:1px solid var(--line)}
.breadcrumb-wrap{min-height:55px;display:flex;align-items:center;justify-content:space-between;gap:18px}
.breadcrumb{margin:0;font-size:14px;--bs-breadcrumb-divider:"/";flex-wrap:wrap}
.breadcrumb-item a{color:#575b52}
.breadcrumb-item.active{color:var(--olive)}
.back-link{font-size:14px;font-weight:800;color:var(--ink);border-bottom:1px solid var(--orange)}
.back-link:hover{color:var(--orange)}
.category-hero{background:var(--dark);color:var(--white);padding:70px 0 50px;position:relative;overflow:hidden}
.category-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(21,23,21,.98) 20%,rgba(21,23,21,.70) 58%,rgba(21,23,21,.88)),url("/assets/images/backpic/back-2.webp") center/cover}
.category-hero .container{position:relative}
.hero-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:48px;align-items:end}
.eyebrow,.section-kicker{font-size:12px;letter-spacing:.16em;color:var(--lime);font-weight:800;text-transform:uppercase}
h1,h2,h3,h4{font-weight:800;letter-spacing:-.03em}
h1{font-size:clamp(42px,5.3vw,68px);line-height:1.1;margin:12px 0 22px}
h2{font-size:clamp(30px,3.2vw,43px);line-height:1.18;margin:8px 0 18px}
h3{font-size:22px;line-height:1.35}
.hero-copy{max-width:735px;font-size:18px;line-height:1.9;color:#d4d5cc;margin:0}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0 0}
.hero-index{border-left:1px solid var(--darkline);padding-left:24px}
.hero-index h2{font-size:15px;letter-spacing:.04em;margin:0 0 12px;color:#d8dad1}
.status-row{display:flex;align-items:center;justify-content:space-between;padding:11px 0;border-bottom:1px solid var(--darkline);font-size:14px;color:#bec1b7}
.status-row b{font-size:12px;color:var(--lime);letter-spacing:.08em}
.status-row time{color:#e2a078;font-weight:700}
.hero-strip{display:flex;gap:12px;flex-wrap:wrap;margin-top:38px}
.hero-strip span{border:1px solid var(--darkline);border-radius:999px;padding:7px 12px;color:#d0d2c8;font-size:13px}
section{padding:82px 0}
.section-head{max-width:760px;margin-bottom:32px}
.section-head p{color:var(--olive);font-size:17px;margin:0}
.filter-line{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:15px 0;display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.filter-label{font-size:13px;font-weight:800;color:var(--olive);margin-right:4px}
.filter-tag{border:1px solid var(--line);background:transparent;color:#4e534a;border-radius:999px;padding:8px 14px;font-size:14px;line-height:1.2}
.filter-tag:hover,.filter-tag.active{background:var(--dark);border-color:var(--dark);color:var(--lime)}
.feature-story{display:grid;grid-template-columns:1.05fr .95fr;margin-top:30px;background:var(--deep);border-radius:22px;overflow:hidden;color:var(--white);box-shadow:var(--shadow)}
.feature-image{min-height:410px;overflow:hidden}
.feature-image img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.feature-story:hover .feature-image img{transform:scale(1.04)}
.feature-copy{padding:42px;display:flex;flex-direction:column;align-items:flex-start;justify-content:center}
.story-meta{color:var(--lime);font-size:13px;font-weight:800;letter-spacing:.08em}
.feature-copy h2{font-size:36px;max-width:520px;margin-top:13px}
.feature-copy p{color:#c8cbc0;max-width:540px}
.read-link{font-weight:800;border-bottom:2px solid var(--lime);padding-bottom:2px;color:var(--white);margin-top:14px}
.read-link:hover{color:var(--lime)}
.news-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;margin-top:24px}
.article-card{background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;display:flex;flex-direction:column;transition:var(--ease)}
.article-card:nth-child(2){margin-top:32px}.article-card:nth-child(3){margin-top:-4px}.article-card:nth-child(4){margin-top:28px}
.article-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:rgba(184,231,59,.65)}
.article-card:hover img{transform:scale(1.035)}
.article-image{height:210px;overflow:hidden;background:var(--mist)}
.article-image img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.article-body{padding:25px;display:flex;flex:1;flex-direction:column}
.article-meta{display:flex;justify-content:space-between;gap:10px;color:var(--orange);font-size:13px;font-weight:800}
.article-body h3{font-size:23px;margin:14px 0 10px}
.article-body p{color:var(--olive);font-size:15px;margin:0;line-height:1.82}
.article-body .read-link{color:var(--ink);margin-top:auto;padding-top:19px;align-self:flex-start}
.article-body .read-link:hover{color:var(--orange)}
.dark-section{background:var(--deep);color:var(--white)}
.dark-section .section-head p{color:#c4c7bc}
.observation-layout{display:grid;grid-template-columns:.78fr 1.22fr;gap:64px;align-items:start}
.sticky-note{position:sticky;top:104px;border-top:1px solid var(--darkline);padding-top:20px}
.sticky-note p{color:#c2c5ba;font-size:17px}
.signal-list{border-top:1px solid var(--darkline)}
.signal-item{display:grid;grid-template-columns:100px 1fr;gap:25px;padding:25px 0;border-bottom:1px solid var(--darkline)}
.signal-item span{font-size:13px;font-weight:800;color:var(--lime);letter-spacing:.08em}
.signal-item h3{margin:0 0 8px;font-size:21px}.signal-item p{margin:0;color:#c4c7bc}
.reading-area{display:grid;grid-template-columns:1.15fr .85fr;gap:34px;align-items:stretch}
.long-copy{padding:4px 24px 0 0}
.long-copy p{font-size:17px;line-height:2;color:#4f544b;margin-bottom:22px}
.quote-box{border-left:4px solid var(--lime);padding:18px 0 18px 24px;margin:31px 0;font-size:22px;font-weight:800;line-height:1.6}
.side-panel{background:#dfe4cf;border-radius:18px;padding:32px}
.side-panel h3{font-size:25px}.side-panel ul{list-style:none;padding:0;margin:18px 0 0}
.side-panel li{padding:14px 0;border-bottom:1px solid rgba(23,25,22,.14);font-size:15px}
.side-panel li:last-child{border-bottom:0}.side-panel b{display:block;color:var(--orange);font-size:13px;margin-bottom:3px}
.topic-rail{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.topic-link{padding:22px;border:1px solid var(--line);border-radius:14px;background:var(--paper);min-height:150px;display:flex;flex-direction:column;justify-content:space-between}
.topic-link span{font-size:12px;letter-spacing:.1em;color:var(--orange);font-weight:800}
.topic-link h3{font-size:20px;margin:14px 0 0}.topic-link:hover{background:var(--dark);color:var(--white);transform:translateY(-3px)}
.topic-link:hover span{color:var(--lime)}
.faq-wrap{display:grid;grid-template-columns:.76fr 1.24fr;gap:58px}
.faq-intro p{color:var(--olive);font-size:17px}
.accordion-item{border:0;border-bottom:1px solid var(--line);background:transparent}
.accordion-button{background:transparent!important;color:var(--ink)!important;font-weight:800;font-size:17px;padding:21px 0;box-shadow:none!important}
.accordion-button:after{filter:grayscale(1);opacity:.7}
.accordion-body{padding:0 35px 23px 0;color:#5f645a;line-height:1.9}
.accordion-body p{margin:0 0 12px}.accordion-body p:last-child{margin-bottom:0}
.subscribe-section{background:var(--orange);color:#fff;padding:68px 0}
.subscribe-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:48px;align-items:center}
.subscribe-section h2{margin:8px 0 12px}.subscribe-section p{color:#fff1e8;margin:0}
.contact-form{background:rgba(21,23,21,.16);padding:24px;border-radius:16px}
.form-label{font-size:13px;font-weight:800;margin-bottom:6px}
.form-control,.form-select{min-height:48px;border:0;border-radius:8px;padding:12px 14px;background:#fff;color:var(--ink)}
.form-control:focus,.form-select:focus{box-shadow:0 0 0 3px rgba(184,231,59,.55)}
.form-note{font-size:13px;color:#fff2e9;margin-top:11px}
.form-success{display:none;margin-top:14px;padding:10px 13px;background:rgba(184,231,59,.2);border:1px solid var(--lime);border-radius:8px;color:#fff;font-weight:700}
.site-footer{background:var(--dark);color:var(--white);padding:62px 0 27px}
.footer-grid{display:grid;grid-template-columns:1.35fr .8fr .8fr;gap:48px;padding-bottom:44px}
.footer-title{font-size:13px;color:var(--lime);font-weight:800;letter-spacing:.1em;margin-bottom:16px}
.footer-links{display:grid;gap:9px}.footer-links a{color:#c8cbc0;font-size:14px}.footer-links a:hover{color:var(--lime);text-decoration:underline;text-underline-offset:4px}
.copyright{border-top:1px solid var(--darkline);padding-top:22px;color:#aeb1a6;font-size:13px;display:flex;gap:13px;justify-content:space-between;flex-wrap:wrap}.copyright a:hover{color:var(--lime)}
.fixed-cta{position:fixed;left:0;right:0;bottom:0;z-index:40;background:rgba(21,23,21,.97);border-top:1px solid var(--darkline);box-shadow:0 -10px 30px rgba(0,0,0,.16)}
.fixed-inner{min-height:72px;display:flex;align-items:center;justify-content:center;gap:20px;color:#daddd2;font-size:14px;padding:10px 44px 10px 10px}.fixed-inner strong{color:var(--white)}
.fixed-close{position:absolute;right:18px;top:50%;transform:translateY(-50%);border:0;background:transparent;color:#c4c7bc;font-size:22px;line-height:1;padding:6px 9px}.fixed-close:hover{color:var(--lime)}
@media(max-width:1199px){.nav-wrap{gap:12px}.main-nav a{padding:10px 7px;font-size:13px}.nav-cta{padding:10px 12px}.hero-grid{gap:28px}.observation-layout{gap:38px}}
@media(max-width:991px){body{padding-bottom:112px}.nav-wrap{min-height:68px}.menu-btn{display:block;margin-left:auto}.main-nav{display:none;position:absolute;top:68px;left:0;right:0;background:var(--dark);padding:14px 5%;border-bottom:1px solid var(--darkline);box-shadow:0 12px 24px rgba(0,0,0,.2)}.main-nav.open{display:grid}.main-nav a{padding:13px 0;font-size:16px}.nav-cta{display:none}.hero-grid,.reading-area,.faq-wrap,.subscribe-grid,.observation-layout{grid-template-columns:1fr}.hero-index{border-left:0;border-top:1px solid var(--darkline);padding:20px 0 0}.feature-story{grid-template-columns:1fr}.feature-image{min-height:300px}.sticky-note{position:static}.footer-grid{grid-template-columns:1.2fr 1fr 1fr}.faq-wrap{gap:28px}}
@media(max-width:767px){section{padding:58px 0}.category-hero{padding:50px 0 36px}.breadcrumb-wrap{min-height:50px}.back-link{font-size:13px}.hero-copy{font-size:16px}.hero-strip{margin-top:28px}.feature-copy{padding:28px}.feature-copy h2{font-size:30px}.news-grid,.topic-grid{grid-template-columns:1fr}.article-card:nth-child(n){margin-top:0}.article-image{height:200px}.signal-item{grid-template-columns:74px 1fr;gap:15px}.long-copy{padding-right:0}.side-panel{padding:25px}.footer-grid{grid-template-columns:1fr;gap:28px}.copyright{display:grid}.fixed-inner{justify-content:flex-start;padding-right:46px;line-height:1.45}.fixed-inner .btn-main{padding:9px 12px;white-space:nowrap}.article-body h3{font-size:21px}}
@media(max-width:420px){h1{font-size:38px}.brand{font-size:19px}.breadcrumb{font-size:12px}.breadcrumb-wrap{align-items:flex-start;padding:10px 0}.back-link{padding-top:3px}.hero-actions{display:grid}.hero-actions a{text-align:center}.feature-image{min-height:240px}.signal-item{grid-template-columns:1fr;gap:7px}.fixed-inner{font-size:13px;gap:10px}.fixed-inner strong{display:none}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}

/* roulang page: category4 */
:root{
      --ink:#171916;--deep:#20231f;--dark:#151715;--paper:#f4f3ee;--mist:#ecebe4;
      --lime:#b8e73b;--orange:#c86f3d;--olive:#74786c;--line:rgba(23,25,22,.14);
      --darkline:rgba(243,241,233,.16);--white:#f3f1e9;--radius:18px;
      --shadow:0 16px 42px rgba(19,22,18,.10);--ease:all .28s ease-out;
    }
    *,*::before,*::after{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;line-height:1.75;font-size:16px;padding-bottom:92px}
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    a:hover{color:var(--orange)}
    img{max-width:100%;display:block}
    button,input,select,textarea{font:inherit}
    button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid var(--lime);outline-offset:3px}
    .container{max-width:1280px}
    .site-header{position:sticky;top:0;z-index:20;background:rgba(21,23,21,.95);border-bottom:1px solid var(--darkline);backdrop-filter:blur(12px)}
    .nav-wrap{min-height:76px;display:flex;align-items:center;gap:28px}
    .brand{display:flex;align-items:center;gap:10px;color:var(--white);font-weight:800;font-size:21px;white-space:nowrap}
    .pulse-mark{width:25px;height:25px;border:2px solid var(--lime);display:inline-flex;align-items:center;justify-content:center;transform:rotate(45deg);border-radius:6px}
    .pulse-mark i{width:8px;height:8px;background:var(--lime);display:block;border-radius:2px}
    .main-nav{display:flex;gap:4px;margin-left:auto}
    .main-nav a{color:#c9cbc1;font-size:14px;padding:10px 12px;position:relative}
    .main-nav a:after{content:"";position:absolute;height:2px;background:var(--lime);left:12px;right:12px;bottom:3px;transform:scaleX(0);transition:var(--ease)}
    .main-nav a:hover,.main-nav a.active{color:var(--white)}
    .main-nav a:hover:after,.main-nav a.active:after{transform:scaleX(1)}
    .nav-cta,.btn-main{background:var(--lime);color:var(--ink);border:0;border-radius:9px;padding:11px 18px;font-weight:800;display:inline-block}
    .nav-cta:hover,.btn-main:hover{color:var(--ink);transform:translateY(-2px);box-shadow:0 8px 22px rgba(184,231,59,.22)}
    .menu-btn{display:none;background:none;border:1px solid var(--darkline);color:var(--white);padding:8px 12px;border-radius:8px}
    .breadcrumb-bar{background:var(--mist);border-bottom:1px solid var(--line);padding:12px 0;font-size:14px;color:var(--olive)}
    .breadcrumb-bar a{color:var(--ink);font-weight:700}
    .back-link{margin-left:20px;border-left:1px solid var(--line);padding-left:20px}
    .hero-inner{position:relative;z-index:1}
    .inner-hero{background:var(--dark);color:var(--white);position:relative;overflow:hidden;padding:82px 0 74px}
    .inner-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(21,23,21,.98) 18%,rgba(21,23,21,.72) 58%,rgba(21,23,21,.76)),url("/assets/images/backpic/back-2.webp") center/cover}
    .eyebrow,.section-kicker{font-size:12px;letter-spacing:.17em;color:var(--lime);font-weight:800}
    h1{font-size:clamp(42px,5.5vw,70px);line-height:1.08;letter-spacing:-.04em;font-weight:800;margin:16px 0 24px}
    h2{font-size:clamp(30px,3.4vw,44px);line-height:1.2;letter-spacing:-.03em;font-weight:800}
    h3{font-size:21px;line-height:1.35;font-weight:800}
    .hero-copy{font-size:18px;line-height:1.9;color:#d4d5cc;max-width:730px}
    .hero-meta{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
    .tag{display:inline-flex;align-items:center;border:1px solid var(--line);border-radius:100px;padding:5px 12px;font-size:13px;color:var(--olive)}
    .tag-dark{border-color:var(--darkline);color:#d4d5cc}
    section{padding:82px 0}
    .section-head{max-width:760px;margin-bottom:34px}
    .section-head p{color:var(--olive);font-size:17px;max-width:700px}
    .split-observe{display:grid;grid-template-columns:.9fr 1.1fr;gap:42px;align-items:stretch}
    .visual-panel{min-height:440px;border-radius:22px;overflow:hidden;position:relative;background:var(--dark)}
    .visual-panel img{width:100%;height:100%;object-fit:cover;opacity:.83}
    .visual-panel:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(21,23,21,.88),transparent 65%)}
    .visual-caption{position:absolute;z-index:2;left:28px;bottom:25px;color:var(--white);max-width:300px}
    .visual-caption strong{font-size:30px;display:block;line-height:1.2}
    .observe-list{display:grid;gap:13px}
    .observe-item{display:grid;grid-template-columns:55px 1fr;gap:18px;padding:22px 0;border-bottom:1px solid var(--line)}
    .observe-no{font-size:25px;color:var(--orange);font-weight:800}
    .observe-item h3{margin:0 0 7px}
    .observe-item p{margin:0;color:#64695e;line-height:1.8}
    .dark-section{background:var(--deep);color:var(--white)}
    .dark-section p{color:#c3c6ba}
    .dimension-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:22px}
    .dimension-main,.dimension-side article{border:1px solid var(--darkline);border-radius:var(--radius);padding:30px}
    .dimension-main{background:var(--dark);min-height:360px}
    .dimension-side{display:grid;gap:22px}
    .dimension-side article{background:#dfe4cf;color:var(--ink)}
    .dimension-side article:last-child{background:#fff}
    .scale{display:flex;align-items:center;gap:14px;margin:28px 0 18px}
    .scale-line{height:7px;flex:1;background:linear-gradient(90deg,var(--orange) 0 35%,#73786c 35% 64%,var(--lime) 64%);border-radius:20px}
    .scale small{color:#aeb1a6}
    .stage-bar{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-top:28px}
    .stage-bar span{padding:12px 10px;border-top:3px solid var(--lime);font-size:13px;color:#c8cabf}
    .stage-bar span:nth-child(2){border-color:var(--orange)}
    .stage-bar span:nth-child(3){border-color:#8b927c}
    .stage-bar span:nth-child(4){border-color:#e2e2d6}
    .reading-section{background:var(--mist)}
    .reading-layout{display:grid;grid-template-columns:.7fr 1.3fr;gap:54px}
    .reading-note{border-left:4px solid var(--orange);padding:5px 0 5px 22px;font-size:20px;font-weight:700;line-height:1.65}
    .long-copy p{color:#555b50;font-size:17px;line-height:1.95;margin-bottom:22px}
    .plain-list{list-style:none;padding:0;margin:24px 0}
    .plain-list li{padding:13px 0 13px 25px;border-bottom:1px solid var(--line);position:relative;color:#565c51}
    .plain-list li:before{content:"";position:absolute;left:0;top:24px;width:8px;height:8px;background:var(--lime);border-radius:50%}
    .comparison{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
    .compare-card{border:1px solid var(--line);border-radius:16px;padding:28px;background:#fff}
    .compare-card.dark{background:var(--dark);color:var(--white);border-color:var(--darkline)}
    .compare-card p{color:var(--olive);line-height:1.85}
    .compare-card.dark p{color:#c2c5bb}
    .compare-line{display:flex;justify-content:space-between;padding:13px 0;border-bottom:1px solid var(--line);font-size:14px}
    .compare-card.dark .compare-line{border-color:var(--darkline)}
    .compare-line b{color:var(--orange)}
    .quote-section{background:var(--dark);color:var(--white)}
    .quote-grid{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:start}
    blockquote{font-size:31px;line-height:1.5;font-weight:800;margin:0;border-left:4px solid var(--lime);padding-left:25px}
    .trust-list{display:grid;border-top:1px solid var(--darkline)}
    .trust-item{display:flex;justify-content:space-between;gap:20px;padding:16px 0;border-bottom:1px solid var(--darkline);color:#c4c7bc}
    .trust-item b{color:var(--lime)}
    .related-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:22px}
    .related-card{border-radius:18px;overflow:hidden;background:#fff;border:1px solid var(--line);display:grid;grid-template-columns:42% 58%}
    .related-card img{height:100%;width:100%;object-fit:cover;min-height:210px}
    .related-body{padding:25px}
    .related-body p{color:var(--olive);line-height:1.8}
    .mini-related{display:grid;gap:22px}
    .mini-related article{padding:24px;border:1px solid var(--line);border-radius:16px;background:#dfe4cf}
    .faq-wrap{display:grid;grid-template-columns:.75fr 1.25fr;gap:50px}
    .accordion-item{border:0;border-bottom:1px solid var(--line);background:transparent}
    .accordion-button{background:transparent!important;color:var(--ink)!important;font-weight:800;font-size:17px;padding:21px 0;box-shadow:none!important}
    .accordion-button:after{filter:grayscale(1)}
    .accordion-body{padding:0 35px 22px 0;color:#60655b;line-height:1.9}
    .cta-section{background:var(--orange);color:#fff;padding:64px 0}
    .cta-flex{display:flex;justify-content:space-between;align-items:center;gap:25px}
    .cta-section p{color:#fff0e8;max-width:670px;margin:10px 0 0}
    .cta-section .btn-main{background:var(--lime)}
    .site-footer{background:var(--dark);color:var(--white);padding:62px 0 24px}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:50px}
    .footer-title{font-weight:800;margin-bottom:16px;color:var(--lime)}
    .footer-links{display:grid;gap:9px;color:#c3c6bc;font-size:14px}
    .footer-links a:hover,.copyright a:hover{color:var(--lime);text-decoration:underline;text-underline-offset:4px}
    .copyright{border-top:1px solid var(--darkline);margin-top:45px;padding-top:20px;display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap;color:#aeb1a6;font-size:13px}
    .fixed-cta{position:fixed;bottom:0;left:0;right:0;z-index:30;background:rgba(21,23,21,.97);border-top:1px solid var(--darkline);color:var(--white);padding:13px 0}
    .fixed-inner{display:flex;align-items:center;justify-content:space-between;gap:20px}
    .fixed-inner p{margin:0;color:#d4d5cc;font-size:14px}
    .close-cta{border:0;background:transparent;color:#aeb1a6;font-size:22px;line-height:1}
    @media(max-width:1199px){.main-nav{gap:0}.main-nav a{padding-left:8px;padding-right:8px}.nav-wrap{gap:15px}}
    @media(max-width:991px){.main-nav{display:none}.nav-cta{margin-left:auto}.menu-btn{display:block}.main-nav.open{display:flex;position:absolute;top:76px;left:0;right:0;background:var(--dark);padding:18px;flex-direction:column;border-bottom:1px solid var(--darkline)}.main-nav.open a{padding:13px 16px}.split-observe,.dimension-grid,.reading-layout,.quote-grid,.faq-wrap,.related-grid{grid-template-columns:1fr}.visual-panel{min-height:350px}.footer-grid{grid-template-columns:1fr 1fr}.reading-layout{gap:28px}}
    @media(max-width:767px){body{padding-bottom:126px}.inner-hero{padding:62px 0 55px}section{padding:60px 0}.hero-copy{font-size:16px}.stage-bar{grid-template-columns:repeat(2,1fr)}.comparison{grid-template-columns:1fr}.related-card{grid-template-columns:1fr}.related-card img{height:210px}.cta-flex{align-items:flex-start;flex-direction:column}.fixed-inner{align-items:flex-start;flex-wrap:wrap}.fixed-inner p{max-width:260px}.footer-grid{grid-template-columns:1fr}.copyright{display:grid}.back-link{display:block;margin:8px 0 0;padding:8px 0 0;border:0;border-top:1px solid var(--line)}}
    @media(max-width:420px){h1{font-size:40px}.nav-cta{display:none}.visual-panel{min-height:290px}.stage-bar span{font-size:12px}.fixed-cta{padding:11px 0}.fixed-inner .btn-main{padding:10px 13px;font-size:14px}}
    @media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}

/* roulang page: category5 */
:root{
      --ink:#171916;--deep:#20231f;--dark:#151715;--paper:#f4f3ee;--mist:#ecebe4;
      --lime:#b8e73b;--orange:#c86f3d;--olive:#74786c;--line:rgba(23,25,22,.14);
      --darkline:rgba(243,241,233,.16);--white:#f3f1e9;--radius:18px;
      --shadow:0 16px 42px rgba(19,22,18,.10);--ease:all .28s ease-out;
    }
    *,*::before,*::after{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;font-size:16px;line-height:1.7;padding-bottom:92px}
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    a:hover{color:var(--orange)}
    img{display:block;max-width:100%}
    button,input,textarea,select{font:inherit}
    button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid var(--lime);outline-offset:3px}
    .container{max-width:1280px}
    .site-header{position:sticky;top:0;z-index:30;background:rgba(21,23,21,.95);border-bottom:1px solid var(--darkline);backdrop-filter:blur(12px)}
    .nav-wrap{min-height:76px;display:flex;align-items:center;gap:28px}
    .brand{display:flex;align-items:center;gap:10px;color:var(--white);font-weight:800;font-size:21px;white-space:nowrap}
    .pulse-mark{width:25px;height:25px;display:inline-flex;align-items:center;justify-content:center;border:2px solid var(--lime);border-radius:7px;transform:skew(-12deg)}
    .pulse-mark i{display:block;width:9px;height:9px;background:var(--lime);border-radius:50%}
    .main-nav{display:flex;gap:4px;margin-left:auto}
    .main-nav a{color:#c9cbc1;font-size:14px;padding:10px 12px;position:relative}
    .main-nav a:after{content:"";position:absolute;height:2px;background:var(--lime);left:12px;right:12px;bottom:3px;transform:scaleX(0);transition:var(--ease)}
    .main-nav a:hover,.main-nav a.active{color:var(--white)}
    .main-nav a:hover:after,.main-nav a.active:after{transform:scaleX(1)}
    .nav-cta,.btn-main{background:var(--lime);color:var(--ink);border:0;border-radius:9px;padding:11px 18px;font-weight:800;display:inline-block}
    .nav-cta:hover,.btn-main:hover{color:var(--ink);transform:translateY(-2px);box-shadow:0 8px 22px rgba(184,231,59,.22)}
    .menu-btn{display:none;background:none;border:1px solid var(--darkline);color:var(--white);padding:8px 12px;border-radius:8px}
    .breadcrumb-bar{background:var(--mist);border-bottom:1px solid var(--line);padding:12px 0;font-size:13px;color:var(--olive)}
    .breadcrumb-bar a{color:var(--ink);font-weight:700}
    .back-link{margin-left:auto;color:var(--ink)!important;display:inline-flex;gap:7px;align-items:center}
    .hero{background:var(--dark);color:var(--white);padding:70px 0 62px;position:relative;overflow:hidden}
    .hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(21,23,21,.97) 12%,rgba(21,23,21,.67) 58%,rgba(21,23,21,.86)),url("/assets/images/backpic/back-2.webp") center/cover;opacity:.94}
    .hero .container{position:relative}
    .hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:54px;align-items:center}
    .eyebrow,.section-kicker{font-size:12px;letter-spacing:.17em;text-transform:uppercase;color:var(--lime);font-weight:800}
    h1{font-size:clamp(44px,6vw,72px);line-height:1.08;letter-spacing:-.04em;font-weight:800;margin:16px 0 22px}
    h2{font-size:clamp(30px,4vw,43px);line-height:1.18;letter-spacing:-.03em;font-weight:800;margin:10px 0 18px}
    h3{font-size:21px;line-height:1.35;font-weight:800}
    .hero-copy{font-size:18px;line-height:1.9;color:#d4d5cc;max-width:700px}
    .hero-status{border-left:1px solid var(--lime);padding:10px 0 10px 22px;margin-top:28px;color:#d0d2c8}
    .hero-status strong{display:block;color:var(--lime);font-size:25px;line-height:1.3}
    .hero-panel{border:1px solid rgba(243,241,233,.23);background:rgba(32,35,31,.74);padding:26px;border-radius:18px}
    .hero-panel img{height:190px;width:100%;object-fit:cover;border-radius:12px;margin-bottom:20px}
    .panel-row{display:flex;justify-content:space-between;border-bottom:1px solid var(--darkline);padding:12px 0;color:#c5c8bd}
    .panel-row b{color:var(--lime)}
    section{padding:82px 0}
    .section-head{max-width:760px;margin-bottom:32px}
    .section-head p{color:var(--olive);font-size:17px;max-width:700px}
    .filter-row{display:flex;gap:10px;flex-wrap:wrap;margin:28px 0}
    .filter-row a,.tag{border:1px solid var(--line);border-radius:30px;padding:8px 15px;font-size:14px;color:var(--olive);background:rgba(255,255,255,.38)}
    .filter-row a:hover,.filter-row a.current{background:var(--dark);border-color:var(--dark);color:var(--lime)}
    .featured{display:grid;grid-template-columns:1.14fr .86fr;gap:26px;background:var(--dark);color:var(--white);border-radius:22px;overflow:hidden;box-shadow:var(--shadow)}
    .featured img{width:100%;height:100%;min-height:380px;object-fit:cover}
    .featured-copy{padding:42px 42px 38px}
    .featured-copy p{color:#c8cbc0;line-height:1.9}
    .meta{display:flex;align-items:center;gap:14px;color:var(--orange);font-size:13px;font-weight:800}
    .tag{display:inline-block;padding:4px 10px;color:var(--olive);background:transparent}
    .dark-section{background:var(--deep);color:var(--white)}
    .dark-section .section-head p{color:#c3c6ba}
    .news-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
    .news-card{background:#fff;border:1px solid var(--line);border-radius:15px;overflow:hidden;display:flex;flex-direction:column;transition:var(--ease)}
    .news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:rgba(184,231,59,.75)}
    .news-card img{height:180px;width:100%;object-fit:cover;transition:transform .45s ease}
    .news-card:hover img{transform:scale(1.035)}
    .news-card-body{padding:23px 24px 26px;display:flex;flex-direction:column;flex:1}
    .news-card h3{margin:12px 0 9px}
    .news-card p{color:var(--olive);font-size:15px;line-height:1.8;margin:0 0 20px}
    .read-more{margin-top:auto;color:var(--ink);font-weight:800;font-size:14px}
    .read-more span{color:var(--orange);margin-left:7px}
    .compact-list{display:grid;gap:12px}
    .compact-item{display:grid;grid-template-columns:92px 1fr;gap:18px;padding:17px 0;border-bottom:1px solid var(--darkline)}
    .compact-item time{color:var(--lime);font-size:13px;font-weight:800;padding-top:4px}
    .compact-item h3{font-size:18px;margin:0 0 5px}
    .compact-item p{color:#bfc2b7;font-size:14px;line-height:1.7;margin:0}
    .reading-section{background:#fff}
    .reading-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:58px;align-items:start}
    .reading-note{position:sticky;top:105px;background:var(--mist);padding:28px;border-radius:16px;border-left:4px solid var(--orange)}
    .reading-note h3{margin-top:0}
    .reading-note ul{padding-left:20px;margin-bottom:0;color:var(--olive)}
    .long-copy{max-width:800px}
    .long-copy p{font-size:17px;line-height:2;margin:0 0 22px}
    .long-copy blockquote{margin:30px 0;padding:20px 25px;border-left:3px solid var(--lime);background:var(--paper);font-size:20px;font-weight:700;line-height:1.7}
    .guide-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:34px}
    .guide-item{padding:22px;border-top:2px solid var(--orange);background:var(--paper)}
    .guide-item b{font-size:28px;display:block;color:var(--orange)}
    .guide-item p{color:var(--olive);font-size:14px;margin:7px 0 0}
    .page-nav{display:flex;justify-content:center;gap:8px;margin-top:36px}
    .page-nav a{min-width:42px;height:42px;display:grid;place-items:center;border:1px solid var(--line);border-radius:9px;font-weight:800}
    .page-nav a:hover,.page-nav a.current{background:var(--dark);color:var(--lime);border-color:var(--dark)}
    .faq-wrap{display:grid;grid-template-columns:.7fr 1.3fr;gap:58px}
    .accordion-item{border:0;border-bottom:1px solid var(--line);background:transparent}
    .accordion-button{background:transparent!important;color:var(--ink)!important;font-weight:800;font-size:17px;padding:21px 0;box-shadow:none!important}
    .accordion-button:after{filter:grayscale(1)}
    .accordion-body{padding:0 35px 22px 0;color:#60655b;line-height:1.9}
    .cta-section{background:var(--orange);color:#fff}
    .cta-grid{display:grid;grid-template-columns:1fr .9fr;gap:45px;align-items:center}
    .cta-section p{color:#fff0e8;font-size:17px;line-height:1.85}
    .subscribe-form{background:rgba(21,23,21,.16);padding:25px;border-radius:16px}
    .form-control,.form-select{background:#fff;border:0;border-radius:8px;padding:12px 14px;min-height:48px}
    .form-label{font-weight:700;font-size:14px;margin-bottom:6px}
    .form-note{font-size:13px;color:#fff0e8;margin:12px 0 0}
    .site-footer{background:var(--dark);color:var(--white);padding:60px 0 25px}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:40px;padding-bottom:42px}
    .footer-title{font-weight:800;color:var(--lime);margin-bottom:14px}
    .footer-links{display:grid;gap:9px;color:#c1c4b9;font-size:14px}
    .footer-links a:hover,.copyright a:hover{color:var(--lime);text-decoration:underline;text-underline-offset:4px}
    .copyright{border-top:1px solid var(--darkline);padding-top:20px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;color:#aeb1a6;font-size:12px}
    .fixed-cta{position:fixed;z-index:40;left:0;right:0;bottom:0;background:rgba(21,23,21,.97);color:var(--white);border-top:1px solid var(--darkline);padding:14px 0}
    .fixed-inner{display:flex;align-items:center;justify-content:space-between;gap:20px}
    .fixed-inner strong{font-size:15px}
    .fixed-inner small{display:block;color:#bfc2b7}
    .close-fixed{background:transparent;border:0;color:#aeb1a6;font-size:21px;padding:6px 10px}
    @media(max-width:991px){
      .main-nav{gap:0}.main-nav a{padding:9px 7px;font-size:13px}.nav-wrap{gap:15px}
      .hero-grid,.featured,.cta-grid,.reading-layout,.faq-wrap{grid-template-columns:1fr}
      .hero-panel{max-width:560px}.reading-note{position:static}
    }
    @media(max-width:767px){
      body{padding-bottom:132px}.nav-wrap{min-height:68px}.main-nav{display:none;position:absolute;left:14px;right:14px;top:68px;background:var(--dark);padding:15px;border:1px solid var(--darkline);border-radius:12px;flex-direction:column}
      .main-nav.open{display:flex}.main-nav a{padding:12px 10px}.nav-cta{display:none}.menu-btn{display:block;margin-left:auto}
      .breadcrumb-bar .back-link{display:block;margin:8px 0 0}.hero{padding:52px 0}.featured-copy{padding:28px 24px}.featured img{min-height:230px}
      section{padding:60px 0}.news-grid{grid-template-columns:1fr}.guide-strip{grid-template-columns:1fr}.compact-item{grid-template-columns:76px 1fr}
      .footer-grid{grid-template-columns:1fr 1fr;gap:28px}.footer-grid>div:first-child{grid-column:1/-1}
      .fixed-inner{align-items:flex-start}.fixed-inner .btn-main{padding:10px 12px;font-size:13px}
    }
    @media(max-width:420px){
      h1{font-size:40px}.hero-copy{font-size:16px}.footer-grid{grid-template-columns:1fr}.copyright{display:grid}.fixed-inner{gap:10px}.fixed-inner small{font-size:11px}
    }
    @media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}

/* roulang page: category6 */
:root{
 --ink:#171916;--deep:#20231f;--dark:#151715;--paper:#f4f3ee;--mist:#ecebe4;
 --lime:#b8e73b;--orange:#c86f3d;--olive:#74786c;--line:rgba(23,25,22,.14);
 --darkline:rgba(243,241,233,.16);--white:#f3f1e9;--radius:18px;
 --shadow:0 16px 42px rgba(19,22,18,.10);--ease:all .28s ease-out;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;line-height:1.78;font-size:16px;padding-bottom:92px}
a{color:inherit;text-decoration:none;transition:var(--ease)}
a:hover{color:var(--orange)}
img{max-width:100%;display:block}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid var(--lime);outline-offset:3px}
.container{max-width:1280px}
.site-header{position:sticky;top:0;z-index:50;background:rgba(21,23,21,.95);border-bottom:1px solid var(--darkline);backdrop-filter:blur(12px)}
.nav-wrap{min-height:76px;display:flex;align-items:center;gap:20px}
.brand{display:flex;align-items:center;gap:10px;color:var(--white);font-weight:800;font-size:21px;white-space:nowrap}
.pulse-mark{width:20px;height:20px;border:2px solid var(--lime);display:inline-grid;place-items:center;border-radius:50%;position:relative}
.pulse-mark:before,.pulse-mark:after,.pulse-mark i{content:"";display:block;position:absolute;background:var(--lime);height:2px}
.pulse-mark:before{width:5px;left:2px;top:8px}.pulse-mark i{width:8px;transform:rotate(-52deg);top:7px;left:6px}.pulse-mark:after{width:5px;right:2px;top:8px}
.main-nav{display:flex;gap:2px;margin-left:auto}
.main-nav a{color:#c9cbc1;font-size:13px;padding:11px 9px;position:relative;white-space:nowrap}
.main-nav a:after{content:"";position:absolute;height:2px;background:var(--lime);left:9px;right:9px;bottom:3px;transform:scaleX(0);transition:var(--ease)}
.main-nav a:hover,.main-nav a.active{color:var(--white)}
.main-nav a:hover:after,.main-nav a.active:after{transform:scaleX(1)}
.nav-cta,.btn-main{background:var(--lime);color:var(--ink);border:1px solid var(--lime);border-radius:9px;padding:11px 17px;font-weight:800;display:inline-block}
.nav-cta{font-size:14px;white-space:nowrap}
.nav-cta:hover,.btn-main:hover{color:var(--ink);transform:translateY(-2px);box-shadow:0 8px 22px rgba(184,231,59,.24)}
.btn-main:active,.btn-ghost:active,.nav-cta:active{transform:translateY(0)}
.btn-ghost{border:1px solid rgba(243,241,233,.42);color:var(--white);border-radius:9px;padding:10px 18px;display:inline-block;font-weight:700}
.btn-ghost:hover{border-color:var(--lime);color:var(--lime);transform:translateY(-2px)}
.btn-outline{border:1px solid var(--line);color:var(--ink);border-radius:9px;padding:10px 17px;display:inline-block;font-weight:800;background:transparent}
.btn-outline:hover{border-color:var(--orange);color:var(--orange);transform:translateY(-2px)}
.menu-btn{display:none;background:none;border:1px solid var(--darkline);color:var(--white);padding:8px 12px;border-radius:8px}
.breadcrumb-bar{background:#e7e6df;border-bottom:1px solid var(--line)}
.breadcrumb-inner{min-height:54px;display:flex;justify-content:space-between;align-items:center;gap:16px;font-size:14px;color:#676b61}
.breadcrumb-list{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.breadcrumb-list span:last-child{color:var(--ink);font-weight:800}
.back-link{font-weight:800;color:var(--ink);white-space:nowrap}
.back-link:hover{color:var(--orange)}
.section-kicker,.eyebrow{font-size:12px;letter-spacing:.16em;color:var(--orange);font-weight:800}
.guide-hero{padding:68px 0 48px;background:var(--paper)}
.guide-hero-grid{display:grid;grid-template-columns:1fr .82fr;gap:50px;align-items:end}
.guide-hero h1{font-size:clamp(38px,5vw,67px);line-height:1.1;letter-spacing:-.045em;margin:12px 0 22px;font-weight:800;max-width:760px}
.lead{font-size:18px;line-height:1.95;color:#5f6459;max-width:770px;margin:0}
.topic-tags{display:flex;gap:9px;flex-wrap:wrap;margin-top:26px}
.topic-tags a,.tag{border:1px solid var(--line);padding:7px 11px;border-radius:99px;font-size:13px;font-weight:700;background:#fff}
.topic-tags a:hover{border-color:var(--lime);color:var(--ink);background:var(--lime)}
.hero-note{padding:26px 28px;background:var(--dark);color:var(--white);border-radius:var(--radius);position:relative;overflow:hidden}
.hero-note:after{content:"06";position:absolute;right:17px;bottom:-38px;font-size:125px;font-weight:900;color:rgba(184,231,59,.11)}
.hero-note p{color:#c7c9bf;position:relative;z-index:1;margin:10px 0 18px}
.hero-note strong{font-size:28px;color:var(--lime);position:relative;z-index:1}
.hero-index{padding:17px 0;background:var(--mist);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.index-row{display:flex;align-items:center;gap:18px;overflow-x:auto;padding-bottom:2px}
.index-row b{font-size:13px;white-space:nowrap}
.index-row a{font-size:14px;white-space:nowrap;color:#60655b}
.index-row a:hover{color:var(--orange)}
section{padding:78px 0}
.section-head{max-width:780px;margin-bottom:30px}
.section-head h2{font-size:clamp(30px,3.5vw,43px);line-height:1.2;letter-spacing:-.035em;margin:8px 0 14px;font-weight:800}
.section-head p{color:var(--olive);font-size:17px;margin:0;line-height:1.9}
.guide-layout{display:grid;grid-template-columns:260px minmax(0,1fr);gap:56px;align-items:start}
.chapter-nav{position:sticky;top:100px;padding:21px;background:#fff;border:1px solid var(--line);border-radius:15px}
.chapter-nav b{font-size:13px;letter-spacing:.1em}
.chapter-nav a{display:block;padding:10px 0;border-bottom:1px solid var(--line);font-size:14px;color:#5e6359}
.chapter-nav a:last-child{border:0}.chapter-nav a:hover{padding-left:5px;color:var(--orange)}
.reading-copy{max-width:850px}
.reading-copy h2{font-size:34px;line-height:1.28;margin:0 0 18px;letter-spacing:-.03em}
.reading-copy h3{font-size:23px;margin:36px 0 12px;font-weight:800}
.reading-copy p{font-size:17px;line-height:2;color:#40443d;margin:0 0 17px}
.reading-copy p:first-of-type{font-size:19px;color:#282b26}
.note-quote{margin:28px 0;padding:23px 27px;border-left:4px solid var(--lime);background:#e3e7d4;color:#31352e;font-size:18px;line-height:1.85;font-weight:700}
.guide-points{list-style:none;margin:25px 0 30px;padding:0;display:grid;gap:10px}
.guide-points li{position:relative;padding:13px 15px 13px 38px;background:#fff;border:1px solid var(--line);border-radius:10px}
.guide-points li:before{content:"";position:absolute;left:16px;top:22px;width:9px;height:9px;border-radius:50%;background:var(--lime)}
.image-caption{margin:34px 0;border-radius:18px;overflow:hidden;background:var(--dark)}
.image-caption img{height:315px;width:100%;object-fit:cover;opacity:.88}
.image-caption figcaption{padding:12px 18px;color:#c4c7bd;font-size:13px}
.dark-section{background:var(--deep);color:var(--white)}
.dark-section .section-head p{color:#c5c8bd}
.dark-section .section-kicker{color:var(--lime)}
.signal-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:24px}
.signal-main{border:1px solid var(--darkline);border-radius:18px;padding:34px;background:#191c19}
.signal-main h3{font-size:28px;line-height:1.3;margin:0 0 17px}
.signal-main p{color:#c6c9be;margin-bottom:0}
.signal-list{display:grid;gap:12px}
.signal-item{padding:18px 19px;border:1px solid var(--darkline);border-radius:13px;background:rgba(243,241,233,.045)}
.signal-item span{color:var(--lime);font-size:12px;font-weight:800;letter-spacing:.1em}
.signal-item h4{font-size:18px;margin:5px 0}.signal-item p{font-size:14px;color:#bdc0b5;margin:0}
.reading-path{background:#e4e3db}
.path-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:54px}
.path-intro h2{font-size:38px;line-height:1.22;margin:9px 0 16px;letter-spacing:-.04em}
.path-intro p{color:#62675d;font-size:17px}
.path-steps{counter-reset:step;display:grid;gap:0}
.path-step{position:relative;padding:0 0 27px 68px;min-height:95px;border-left:1px solid #a9aa9e}
.path-step:last-child{padding-bottom:0}
.path-step:before{counter-increment:step;content:"0" counter(step);position:absolute;left:-21px;top:0;width:42px;height:42px;display:grid;place-items:center;border-radius:50%;background:var(--dark);color:var(--lime);font-weight:800;font-size:13px}
.path-step h3{margin:0 0 5px;font-size:20px}.path-step p{margin:0;color:#5c6158}
.feature-strip{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.feature-strip article{min-height:302px;border-radius:18px;overflow:hidden;position:relative;color:var(--white);display:flex;align-items:flex-end;padding:28px;background:var(--dark)}
.feature-strip img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.48;transition:transform .45s ease}
.feature-strip article:hover img{transform:scale(1.045)}
.feature-strip article:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(15,17,15,.93),rgba(15,17,15,.08))}
.feature-strip div{position:relative;z-index:1}.feature-strip h3{font-size:27px;margin:7px 0}.feature-strip p{color:#d5d7cf;margin:0 0 15px}
.update-board{display:grid;grid-template-columns:.9fr 1.1fr;gap:45px;align-items:center}
.update-quote{font-size:31px;line-height:1.45;letter-spacing:-.035em;font-weight:800}
.update-quote em{font-style:normal;color:var(--orange)}
.update-list{border-top:1px solid var(--line)}
.update-list div{display:grid;grid-template-columns:112px 1fr;gap:18px;padding:15px 0;border-bottom:1px solid var(--line)}
.update-list time{color:var(--orange);font-size:13px;font-weight:800}.update-list p{margin:0;color:#5f645a}
.faq-section{background:#fff}
.faq-wrap{display:grid;grid-template-columns:.75fr 1.25fr;gap:62px}
.faq-wrap h2{font-size:40px;line-height:1.22;margin:8px 0 16px;letter-spacing:-.04em}
.faq-wrap>div>p{color:var(--olive);font-size:17px}
.accordion-item{border:0;border-bottom:1px solid var(--line);background:transparent}
.accordion-button{background:transparent!important;color:var(--ink)!important;font-weight:800;font-size:17px;padding:21px 0;box-shadow:none!important}
.accordion-button:not(.collapsed){color:var(--orange)!important}
.accordion-button:after{filter:grayscale(1)}
.accordion-body{padding:0 35px 23px 0;color:#60655b;line-height:1.9}
.accordion-body p{margin:0 0 12px}.accordion-body p:last-child{margin-bottom:0}
.subscribe-section{background:var(--orange);color:#fff;padding:66px 0}
.subscribe-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:48px;align-items:center}
.subscribe-grid h2{font-size:39px;line-height:1.25;margin:8px 0 12px;letter-spacing:-.04em}
.subscribe-grid p{color:#fff2e9;margin:0}
.contact-form{padding:23px;background:rgba(21,23,21,.14);border-radius:16px}
.form-label{font-size:13px;font-weight:800;margin-bottom:6px}
.form-control,.form-select{background:#fff;border:0;border-radius:8px;padding:12px 13px;min-height:47px}
.form-control:focus,.form-select:focus{box-shadow:0 0 0 3px rgba(184,231,59,.55)}
.form-note{font-size:13px;color:#fff3ec;margin-top:11px}
.form-success{display:none;margin-top:12px;padding:10px 12px;background:rgba(184,231,59,.26);border:1px solid var(--lime);border-radius:8px;font-weight:700}
.site-footer{background:var(--dark);color:var(--white);padding:58px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.3fr .8fr .8fr;gap:48px}
.footer-title{font-size:13px;color:var(--lime);font-weight:800;letter-spacing:.1em;margin-bottom:12px}
.footer-links{display:grid;gap:8px}.footer-links a{color:#c3c6ba;font-size:14px}.footer-links a:hover{color:var(--lime);text-decoration:underline;text-underline-offset:4px}
.copyright{margin-top:42px;padding-top:19px;border-top:1px solid var(--darkline);display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap;color:#aeb1a6;font-size:13px}
.copyright a:hover{color:var(--lime);text-decoration:underline;text-underline-offset:4px}
.fixed-cta{position:fixed;bottom:0;left:0;right:0;z-index:60;background:rgba(21,23,21,.97);border-top:1px solid var(--darkline);color:var(--white)}
.fixed-inner{min-height:74px;display:flex;align-items:center;justify-content:center;gap:20px;padding:12px 54px 12px 15px;position:relative}
.fixed-inner p{margin:0;color:#d5d7cf;font-size:14px}.fixed-inner p b{color:var(--lime)}
.fixed-close{position:absolute;right:14px;top:50%;transform:translateY(-50%);background:transparent;border:1px solid var(--darkline);border-radius:50%;width:29px;height:29px;color:var(--white);line-height:1}
@media(max-width:1199px){
 .main-nav a{padding:10px 6px;font-size:12px}.nav-wrap{gap:13px}.nav-cta{padding:10px 12px;font-size:13px}
}
@media(max-width:991px){
 body{padding-bottom:108px}.menu-btn{display:block;margin-left:auto}.nav-cta{display:none}
 .main-nav{display:none;position:absolute;top:76px;left:0;right:0;background:var(--dark);margin:0;padding:14px 20px 20px;border-bottom:1px solid var(--darkline)}
 .main-nav.open{display:grid}.main-nav a{font-size:15px;padding:12px 0}.main-nav a:after{left:0;right:auto;width:34px;bottom:6px}
 .guide-hero-grid,.guide-layout,.path-grid,.update-board,.faq-wrap,.subscribe-grid{grid-template-columns:1fr;gap:30px}
 .chapter-nav{position:relative;top:auto;display:grid;grid-template-columns:repeat(2,1fr);gap:0}.chapter-nav b{grid-column:1/-1}
 .signal-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.guide-hero{padding-top:54px}
}
@media(max-width:767px){
 section{padding:58px 0}.breadcrumb-inner{min-height:50px;font-size:13px}.back-link{font-size:13px}
 .guide-hero h1{font-size:42px}.lead,.reading-copy p{font-size:16px}.reading-copy h2{font-size:30px}.reading-copy h3{font-size:21px}
 .hero-note{padding:22px}.image-caption img{height:230px}.feature-strip{grid-template-columns:1fr}.feature-strip article{min-height:260px}
 .update-quote{font-size:27px}.faq-wrap h2,.subscribe-grid h2{font-size:33px}.footer-grid{grid-template-columns:1fr;gap:29px}
 .fixed-inner{justify-content:flex-start;gap:12px;align-items:flex-start;min-height:92px;padding-right:48px}.fixed-inner p{font-size:13px}.fixed-inner .btn-main{padding:10px 12px;white-space:nowrap}
}
@media(max-width:420px){
 .brand{font-size:19px}.guide-hero h1{font-size:36px}.chapter-nav{grid-template-columns:1fr}.topic-tags{gap:7px}
 .update-list div{grid-template-columns:1fr;gap:3px}.path-step{padding-left:53px}.subscribe-grid h2{font-size:29px}
}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}

/* roulang page: category2 */
:root{
      --ink:#171916;--deep:#20231f;--dark:#151715;--paper:#f4f3ee;--mist:#ecebe4;
      --lime:#b8e73b;--orange:#c86f3d;--olive:#74786c;--line:rgba(23,25,22,.14);
      --darkline:rgba(243,241,233,.16);--white:#f3f1e9;--radius:18px;
      --shadow:0 16px 42px rgba(19,22,18,.10);--ease:all .28s ease-out;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;line-height:1.7;font-size:16px;padding-bottom:92px}
    a{color:inherit;text-decoration:none;transition:var(--ease)}
    a:hover{color:var(--orange)}
    img{max-width:100%;display:block}
    button,input,select,textarea{font:inherit}
    button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid var(--lime);outline-offset:3px}
    .container{max-width:1280px}
    .site-header{position:sticky;top:0;z-index:20;background:rgba(21,23,21,.95);border-bottom:1px solid var(--darkline);backdrop-filter:blur(12px)}
    .nav-wrap{min-height:76px;display:flex;align-items:center;gap:28px}
    .brand{display:flex;align-items:center;gap:10px;color:var(--white);font-weight:800;font-size:21px;white-space:nowrap}
    .brand:hover{color:var(--lime)}
    .pulse-mark{width:24px;height:24px;border:2px solid var(--lime);border-radius:7px;display:inline-flex;align-items:center;justify-content:center;transform:rotate(45deg)}
    .pulse-mark i{display:block;width:7px;height:7px;background:var(--lime);border-radius:2px}
    .main-nav{display:flex;gap:4px;margin-left:auto}
    .main-nav a{color:#c9cbc1;font-size:14px;padding:10px 12px;position:relative}
    .main-nav a:after{content:"";position:absolute;height:2px;background:var(--lime);left:12px;right:12px;bottom:3px;transform:scaleX(0);transition:var(--ease)}
    .main-nav a:hover,.main-nav a.active{color:var(--white)}
    .main-nav a:hover:after,.main-nav a.active:after{transform:scaleX(1)}
    .nav-cta,.btn-main{background:var(--lime);color:var(--ink);border:0;border-radius:9px;padding:11px 18px;font-weight:800;display:inline-block}
    .nav-cta:hover,.btn-main:hover{color:var(--ink);transform:translateY(-2px);box-shadow:0 8px 22px rgba(184,231,59,.22)}
    .menu-btn{display:none;background:none;border:1px solid var(--darkline);color:var(--white);padding:8px 12px;border-radius:8px}
    .crumb-bar{background:#e4e5dc;border-bottom:1px solid var(--line);font-size:14px;color:#656a60}
    .crumb-inner{min-height:48px;display:flex;align-items:center;gap:10px;flex-wrap:wrap}
    .crumb-inner strong{color:var(--ink)}
    .back-link{margin-left:auto;border-left:1px solid var(--line);padding-left:16px;color:var(--ink);font-weight:700}
    .hero{background:var(--dark);color:var(--white);position:relative;overflow:hidden;padding:76px 0 54px}
    .hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(21,23,21,.98) 18%,rgba(21,23,21,.68) 62%,rgba(21,23,21,.84)),url("/assets/images/backpic/back-2.webp") center/cover;opacity:.94}
    .hero .container{position:relative}
    .hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:58px;align-items:center}
    .eyebrow,.section-kicker{font-size:12px;letter-spacing:.17em;color:var(--lime);font-weight:800}
    h1{font-size:clamp(44px,6vw,72px);line-height:1.08;letter-spacing:-.05em;margin:15px 0 22px;font-weight:800}
    h2{font-size:clamp(30px,4vw,44px);line-height:1.2;letter-spacing:-.035em;font-weight:800}
    h3{font-size:21px;line-height:1.35;font-weight:800}
    .hero-copy{font-size:18px;line-height:1.9;color:#d4d5cc;max-width:680px}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0 0}
    .btn-ghost{border:1px solid rgba(243,241,233,.38);color:var(--white);border-radius:9px;padding:10px 18px;display:inline-block}
    .btn-ghost:hover{border-color:var(--lime);color:var(--lime);transform:translateY(-2px)}
    .profile-panel{border:1px solid var(--darkline);border-radius:20px;background:rgba(32,35,31,.78);padding:27px;box-shadow:var(--shadow)}
    .profile-top{display:flex;align-items:center;gap:18px;margin-bottom:25px}
    .profile-avatar{width:64px;height:64px;border-radius:50%;object-fit:cover;border:2px solid var(--lime)}
    .profile-panel h3{margin:0;color:var(--white)}
    .profile-panel p{margin:3px 0 0;color:#adb1a5;font-size:14px}
    .data-badges{display:flex;gap:9px;flex-wrap:wrap;margin-bottom:24px}
    .data-badge,.tag{display:inline-block;border:1px solid rgba(184,231,59,.42);border-radius:999px;padding:5px 10px;color:var(--lime);font-size:12px}
    .profile-stat{border-top:1px solid var(--darkline);padding-top:17px;display:flex;justify-content:space-between;color:#c9cbc1}
    .profile-stat b{color:var(--lime);font-size:23px}
    section{padding:82px 0}
    .section-head{max-width:760px;margin-bottom:34px}
    .section-head p{color:var(--olive);font-size:17px;max-width:710px}
    .phase-scale{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin:32px 0 0;border-top:2px solid #68705f}
    .phase{position:relative;padding:22px 18px 10px 0}
    .phase:before{content:"";position:absolute;width:13px;height:13px;border-radius:50%;background:var(--lime);top:-8px;left:0}
    .phase b{display:block;font-size:20px;margin-bottom:7px}
    .phase span{font-size:14px;color:var(--olive)}
    .deep-section{background:var(--deep);color:var(--white)}
    .deep-section .section-head p{color:#c3c6ba}
    .timeline-shell{display:grid;grid-template-columns:230px 1fr;gap:46px}
    .timeline-rail{border-right:1px solid var(--darkline);padding-right:27px}
    .rail-label{color:var(--lime);font-size:12px;letter-spacing:.15em;font-weight:800;margin-bottom:25px}
    .rail-list{list-style:none;padding:0;margin:0;position:sticky;top:110px}
    .rail-list li{padding:13px 0;border-bottom:1px solid var(--darkline);color:#bfc3b7}
    .rail-list li.active{color:var(--lime);font-weight:800}
    .timeline{position:relative;padding-left:35px}
    .timeline:before{content:"";position:absolute;left:5px;top:8px;bottom:22px;width:1px;background:#68705f}
    .timeline-item{position:relative;padding:0 0 42px}
    .timeline-item:before{content:"";position:absolute;width:12px;height:12px;border-radius:50%;background:var(--lime);left:-35px;top:8px;box-shadow:0 0 0 5px rgba(184,231,59,.1)}
    .timeline-item time{color:var(--orange);font-weight:800;font-size:14px}
    .timeline-item h3{margin:7px 0;color:var(--white)}
    .timeline-item p{color:#c5c8bd;margin:0;max-width:720px}
    .timeline-card{margin-top:17px;border:1px solid var(--darkline);border-radius:14px;padding:17px 19px;background:rgba(243,241,233,.045)}
    .timeline-card span{font-size:13px;color:var(--lime);margin-right:15px}
    .focus-area{background:var(--mist)}
    .focus-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:50px;align-items:start}
    .focus-image{border-radius:20px;overflow:hidden;min-height:360px}
    .focus-image img{width:100%;height:100%;object-fit:cover}
    .reading-copy{font-size:17px;line-height:1.95;color:#555c51}
    .check-list{padding:0;margin:23px 0;list-style:none}
    .check-list li{padding:11px 0 11px 27px;border-bottom:1px solid var(--line);position:relative}
    .check-list li:before{content:"";position:absolute;left:0;top:20px;width:9px;height:9px;background:var(--lime);border-radius:50%}
    .note{border-left:3px solid var(--orange);padding:4px 0 4px 18px;color:#565b51;margin-top:24px}
    .split-section{display:grid;grid-template-columns:1fr 1fr;gap:20px}
    .split-card{border-radius:18px;padding:34px;min-height:285px;background:#fff;border:1px solid var(--line)}
    .split-card.dark{background:var(--dark);color:var(--white)}
    .split-card.dark p{color:#c5c8bd}
    .split-card p{color:var(--olive);line-height:1.85}
    .number{font-size:12px;color:var(--orange);letter-spacing:.15em;font-weight:800}
    .article-band{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
    .article-layout{display:grid;grid-template-columns:1fr 1fr;gap:45px;align-items:center}
    .article-layout img{width:100%;height:350px;object-fit:cover;border-radius:18px}
    .article-layout p{color:#5d6358;line-height:1.9}
    .insight-list{display:grid;gap:12px;margin-top:20px}
    .insight-list div{display:flex;gap:14px;border-bottom:1px solid var(--line);padding:12px 0}
    .insight-list b{color:var(--orange);min-width:30px}
    .trust{background:var(--dark);color:var(--white)}
    .trust-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:70px;align-items:start}
    .quote{font-size:28px;line-height:1.5;font-weight:800;border-left:4px solid var(--lime);padding-left:24px}
    .quote small{display:block;font-size:14px;color:#aeb2a6;font-weight:400;margin-top:18px}
    .trust-list{display:grid;gap:0;border-top:1px solid var(--darkline)}
    .trust-item{display:flex;justify-content:space-between;gap:20px;padding:17px 0;border-bottom:1px solid var(--darkline);color:#c4c7bc}
    .trust-item b{color:var(--lime)}
    .faq-wrap{display:grid;grid-template-columns:.75fr 1.25fr;gap:55px}
    .faq-wrap>div>p{color:var(--olive);line-height:1.85}
    .accordion-item{border:0;border-bottom:1px solid var(--line);background:transparent}
    .accordion-button{background:transparent!important;color:var(--ink)!important;font-weight:800;font-size:17px;padding:21px 0;box-shadow:none!important}
    .accordion-button:after{filter:grayscale(1)}
    .accordion-body{padding:0 35px 22px 0;color:#60655b;line-height:1.9}
    .related{background:var(--mist)}
    .related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .related-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:23px;min-height:160px}
    .related-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:var(--lime)}
    .related-card p{color:var(--olive);font-size:14px}
    .form-section{background:var(--orange);color:#fff}
    .form-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:55px;align-items:start}
    .form-section p{color:#fff0e8}
    .contact-form{background:rgba(21,23,21,.16);padding:26px;border-radius:16px}
    .form-control,.form-select{background:#fff;border:0;border-radius:8px;padding:13px 14px;min-height:48px}
    .form-label{font-size:14px;font-weight:700;margin-bottom:6px}
    .site-footer{background:var(--dark);color:var(--white);padding:65px 0 28px}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:45px;padding-bottom:45px}
    .footer-title{font-size:13px;color:var(--lime);font-weight:800;letter-spacing:.12em;margin-bottom:15px}
    .footer-links{display:grid;gap:8px;color:#aeb1a6;font-size:14px}
    .footer-links a:hover,.copyright a:hover{color:var(--lime);text-decoration:underline;text-underline-offset:4px}
    .copyright{border-top:1px solid var(--darkline);padding-top:22px;display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;color:#8f9489;font-size:12px}
    .fixed-cta{position:fixed;bottom:0;left:0;right:0;z-index:30;background:rgba(21,23,21,.97);border-top:1px solid rgba(184,231,59,.35);padding:14px 0;color:var(--white)}
    .fixed-inner{display:flex;align-items:center;justify-content:space-between;gap:20px}
    .fixed-inner p{margin:0;color:#d5d7ce;font-size:14px}
    .close-cta{color:#afb3a7;background:none;border:0;font-size:20px;padding:5px 9px}
    @media(max-width:991px){
      .main-nav{gap:0}.main-nav a{padding:10px 7px;font-size:13px}.nav-wrap{gap:15px}
      .hero-grid,.focus-grid,.article-layout,.trust-grid,.form-grid{grid-template-columns:1fr}
      .timeline-shell{grid-template-columns:180px 1fr}.footer-grid{grid-template-columns:1.3fr 1fr 1fr}
    }
    @media(max-width:767px){
      body{padding-bottom:132px}.nav-wrap{min-height:68px}.menu-btn{display:block;margin-left:auto}
      .main-nav{display:none;position:absolute;top:68px;left:0;right:0;background:var(--dark);padding:16px 22px;border-bottom:1px solid var(--darkline);flex-direction:column}
      .main-nav.open{display:flex}.nav-cta{display:none}.hero{padding:58px 0 43px}.hero-copy{font-size:16px}
      h1{font-size:42px}.profile-panel{margin-top:10px}.phase-scale{grid-template-columns:1fr 1fr;gap:5px}
      section{padding:62px 0}.timeline-shell{grid-template-columns:1fr;gap:25px}.timeline-rail{border-right:0;border-bottom:1px solid var(--darkline);padding:0 0 15px}
      .rail-list{display:flex;gap:18px;overflow:auto;position:static}.rail-list li{white-space:nowrap;border:0}
      .split-section,.related-grid{grid-template-columns:1fr}.article-layout img{height:260px}.faq-wrap{grid-template-columns:1fr;gap:20px}
      .footer-grid{grid-template-columns:1fr 1fr;gap:28px}.footer-grid>div:first-child{grid-column:1/-1}
      .fixed-inner{align-items:flex-start;flex-wrap:wrap}.fixed-inner .btn-main{width:100%;text-align:center}
    }
    @media(max-width:420px){
      .crumb-inner{font-size:13px}.back-link{margin-left:0;border-left:0;padding-left:0;width:100%}
      .hero-actions a{width:100%;text-align:center}.phase-scale{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr}.copyright{display:grid;gap:8px}
    }
    @media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}