/* roulang page: index */
:root{
            --paper:#f5f1e9;
            --paper-deep:#ebe3d5;
            --surface:#fffdf8;
            --ink:#272a25;
            --muted:#6f746b;
            --soft:#9a9d92;
            --line:#ddd7ca;
            --accent:#b56c3b;
            --accent-dark:#8f4d28;
            --green:#496356;
            --green-soft:#e1e9df;
            --warning:#9b7345;
            --radius:18px;
            --shadow:0 16px 42px rgba(57,45,31,.09);
            --shadow-small:0 8px 22px rgba(57,45,31,.07);
            --container:1200px;
        }
        *,*::before,*::after{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{margin:0;background:var(--paper);color:var(--ink);font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.75}
        img{display:block;max-width:100%}
        a{color:inherit;text-decoration:none}
        button,input,textarea{font:inherit}
        button{cursor:pointer}
        :focus-visible{outline:3px solid rgba(181,108,59,.4);outline-offset:3px}
        .container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
        .topline{background:var(--green);color:#f7f4eb;font-size:13px;letter-spacing:.04em}
        .topline-inner{min-height:36px;display:flex;align-items:center;justify-content:space-between;gap:20px}
        .topline a{color:#f2c6a4;border-bottom:1px solid rgba(242,198,164,.6)}
        .site-header{position:sticky;top:0;z-index:20;background:rgba(245,241,233,.92);border-bottom:1px solid rgba(221,215,202,.8);backdrop-filter:blur(14px)}
        .nav-wrap{height:78px;display:flex;align-items:center;justify-content:space-between;gap:28px}
        .brand{display:flex;align-items:center;gap:12px;min-width:225px}
        .brand-mark{width:38px;height:38px;border:1px solid var(--accent);border-radius:10px 10px 10px 3px;display:grid;place-items:center;color:var(--accent);font-weight:800;font-size:15px}
        .brand-text{font-weight:800;line-height:1.15;letter-spacing:.02em}
        .brand-text small{display:block;color:var(--muted);font-size:11px;font-weight:600;letter-spacing:.16em;margin-top:4px}
        .main-nav{display:flex;align-items:center;gap:30px}
        .main-nav a{position:relative;color:#555b53;font-size:15px;padding:27px 0}
        .main-nav a::after{content:"";position:absolute;left:0;right:100%;bottom:18px;height:2px;background:var(--accent);transition:right .25s ease}
        .main-nav a:hover,.main-nav a.active{color:var(--ink);font-weight:700}
        .main-nav a:hover::after,.main-nav a.active::after{right:0}
        .nav-action{padding:10px 17px!important;background:var(--accent);color:#fff!important;border-radius:9px}
        .nav-action::after{display:none}
        .nav-action:hover{background:var(--accent-dark)!important;transform:translateY(-1px)}
        .menu-toggle{display:none;border:1px solid var(--line);background:var(--surface);border-radius:9px;width:44px;height:42px;color:var(--ink);font-size:22px}
        .hero{position:relative;min-height:650px;display:flex;align-items:center;overflow:hidden;background:linear-gradient(90deg,rgba(37,42,35,.82),rgba(37,42,35,.48)),url('/assets/images/backpic/back-1.jpg') center/cover}
        .hero::after{content:"";position:absolute;right:8%;bottom:12%;width:150px;height:150px;border:1px solid rgba(255,255,255,.22);border-radius:50%}
        .hero-content{position:relative;z-index:1;color:#fff;max-width:760px;padding:86px 0}
        .eyebrow{display:inline-flex;align-items:center;gap:10px;color:#e7b28f;font-size:13px;font-weight:700;letter-spacing:.12em;margin-bottom:20px}
        .eyebrow::before{content:"";width:32px;height:1px;background:currentColor}
        h1,h2,h3,p{margin-top:0}
        h1{font-size:clamp(42px,5.2vw,66px);line-height:1.16;letter-spacing:-.045em;margin-bottom:24px;font-weight:800}
        .hero-copy{max-width:650px;color:rgba(255,255,255,.84);font-size:18px;line-height:1.9;margin-bottom:34px}
        .hero-buttons{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
        .button{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 22px;border-radius:9px;border:1px solid transparent;font-weight:700;transition:.22s ease}
        .button-primary{background:var(--accent);color:white}
        .button-primary:hover{background:#ca7c47;box-shadow:0 8px 18px rgba(181,108,59,.25);transform:translateY(-2px)}
        .button-secondary{border-color:rgba(255,255,255,.45);color:#fff;background:rgba(255,255,255,.08)}
        .button-secondary:hover{background:#fff;color:var(--ink)}
        .hero-tags{display:flex;gap:9px;flex-wrap:wrap;margin-top:38px}
        .tag{display:inline-flex;align-items:center;padding:5px 11px;border:1px solid var(--line);border-radius:100px;color:var(--muted);background:rgba(255,255,255,.58);font-size:13px}
        .hero .tag{border-color:rgba(255,255,255,.3);background:rgba(255,255,255,.08);color:#f5e5d8}
        .section{padding:96px 0}
        .section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:38px}
        .section-kicker{color:var(--accent);font-size:13px;font-weight:800;letter-spacing:.13em;margin-bottom:9px}
        h2{font-size:clamp(29px,3vw,40px);line-height:1.3;letter-spacing:-.035em;margin-bottom:10px}
        .section-intro{color:var(--muted);max-width:570px;margin-bottom:0}
        .text-link{color:var(--accent-dark);font-weight:700;border-bottom:1px solid rgba(143,77,40,.35);padding-bottom:2px}
        .index-layout{display:grid;grid-template-columns:1.1fr .9fr;gap:26px}
        .index-main{background:var(--green);color:#fff;border-radius:var(--radius);padding:42px;min-height:300px;position:relative;overflow:hidden}
        .index-main::before{content:"01";position:absolute;right:25px;top:8px;color:rgba(255,255,255,.11);font-size:120px;font-weight:900}
        .index-main h3{font-size:28px;margin-bottom:14px;position:relative}
        .index-main p{color:rgba(255,255,255,.76);max-width:500px;position:relative}
        .index-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
        .index-item{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:24px;transition:.22s}
        .index-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-small);border-color:#c7b7a2}
        .index-number{color:var(--accent);font-size:13px;font-weight:800}
        .index-item h3{font-size:19px;margin:17px 0 7px}
        .index-item p{color:var(--muted);font-size:14px;margin:0}
        .split{display:grid;grid-template-columns:.88fr 1.12fr;gap:70px;align-items:center}
        .image-frame{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);background:var(--paper-deep)}
        .image-frame img{width:100%;aspect-ratio:4/3;object-fit:cover}
        .split-copy h2{max-width:530px}
        .split-copy>p{color:var(--muted);font-size:17px}
        .feature-list{border-top:1px solid var(--line);margin-top:28px}
        .feature{display:grid;grid-template-columns:42px 1fr;gap:15px;padding:19px 0;border-bottom:1px solid var(--line)}
        .feature-index{color:var(--accent);font-weight:800}
        .feature h3{font-size:18px;margin:0 0 4px}
        .feature p{color:var(--muted);font-size:14px;margin:0}
        .warm-section{background:var(--paper-deep)}
        .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid #cfc4b3;border-bottom:1px solid #cfc4b3}
        .step{padding:28px 25px 30px;border-right:1px solid #cfc4b3}
        .step:last-child{border-right:0}
        .step-num{font-size:34px;color:var(--accent);font-weight:800;line-height:1;margin-bottom:24px}
        .step h3{font-size:18px;margin-bottom:8px}
        .step p{color:var(--muted);font-size:14px;margin:0}
        .news-section{background:var(--surface)}
        .news-list{border-top:1px solid var(--line)}
        .news-row{display:grid;grid-template-columns:110px 120px 1fr 100px;align-items:center;gap:22px;padding:22px 0;border-bottom:1px solid var(--line);transition:.2s}
        .news-row:hover{padding-left:10px;background:#fffaf2}
        .news-date{color:var(--soft);font-size:13px}
        .news-row .tag{background:var(--green-soft);border:0;color:var(--green);justify-self:start}
        .news-title{font-size:18px;font-weight:700}
        .news-summary{font-size:14px;color:var(--muted);margin:4px 0 0}
        .empty-state{padding:42px;text-align:center;border:1px dashed #c9c0b3;border-radius:14px;color:var(--muted);background:#fcfaf4}
        .empty-state strong{display:block;color:var(--ink);margin-bottom:6px}
        .theme-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
        .theme-card{display:grid;grid-template-columns:180px 1fr;min-height:185px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.22s}
        .theme-card:hover{box-shadow:var(--shadow);transform:translateY(-3px)}
        .theme-card img{width:100%;height:100%;object-fit:cover}
        .theme-body{padding:24px}
        .theme-body h3{font-size:20px;margin:0 0 9px}
        .theme-body p{color:var(--muted);font-size:14px;margin-bottom:16px}
        .faq-wrap{max-width:850px;margin:auto}
        .faq-item{border-bottom:1px solid var(--line)}
        .faq-item summary{list-style:none;cursor:pointer;padding:22px 4px;font-weight:700;display:flex;justify-content:space-between;gap:20px}
        .faq-item summary::-webkit-details-marker{display:none}
        .faq-item summary::after{content:"＋";color:var(--accent);font-size:22px;font-weight:400}
        .faq-item[open] summary::after{content:"－"}
        .faq-answer{padding:0 44px 22px 4px;color:var(--muted);font-size:15px}
        .cta{padding:72px 0;background:var(--green);color:#fff}
        .cta-inner{display:flex;justify-content:space-between;align-items:center;gap:35px}
        .cta h2{margin-bottom:10px}
        .cta p{color:rgba(255,255,255,.75);margin:0;max-width:620px}
        .site-footer{background:#252a25;color:#d8d7ce;padding:54px 0 26px}
        .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:50px;padding-bottom:42px;border-bottom:1px solid rgba(255,255,255,.14)}
        .footer-brand{font-size:20px;font-weight:800;color:#fff}
        .footer-brand small{display:block;color:#9da79b;font-size:11px;letter-spacing:.14em;margin-top:7px}
        .footer-copy{color:#9da79b;font-size:14px;max-width:320px;margin-top:18px}
        .footer-title{color:#fff;font-weight:700;margin-bottom:14px}
        .footer-links{display:flex;flex-direction:column;gap:8px;color:#aeb4aa;font-size:14px}
        .footer-links a:hover{color:#edb38f}
        .copyright{display:flex;justify-content:space-between;gap:20px;padding-top:22px;color:#81897f;font-size:12px}
        @media(max-width:900px){
            .main-nav{gap:17px}.brand{min-width:auto}.nav-action{display:none}
            .index-layout,.split{grid-template-columns:1fr;gap:28px}
            .steps{grid-template-columns:1fr 1fr}
            .step:nth-child(2){border-right:0}.step:nth-child(-n+2){border-bottom:1px solid #cfc4b3}
            .theme-card{grid-template-columns:145px 1fr}
        }
        @media(max-width:700px){
            .container{width:min(100% - 34px,var(--container))}
            .topline-inner{padding:8px 0;min-height:auto}
            .site-header{position:relative}.nav-wrap{height:68px}
            .menu-toggle{display:block}
            .main-nav{display:none;position:absolute;left:17px;right:17px;top:76px;padding:12px;background:var(--surface);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch;gap:0}
            .main-nav.open{display:flex}.main-nav a{padding:13px 14px}.main-nav a::after{bottom:7px;left:14px}
            .hero{min-height:600px}.hero-content{padding:70px 0}.hero-copy{font-size:16px}
            .section{padding:66px 0}.section-head{display:block;margin-bottom:28px}.section-head .text-link{display:inline-block;margin-top:14px}
            .index-main{padding:30px}.index-grid{grid-template-columns:1fr}
            .steps{grid-template-columns:1fr}.step{border-right:0!important;border-bottom:1px solid #cfc4b3!important}.step:last-child{border-bottom:0!important}
            .news-row{grid-template-columns:1fr 1fr;gap:8px 14px;padding:18px 0}.news-date{grid-column:1}.news-row .tag{grid-column:2;grid-row:1}.news-title{grid-column:1/-1}.news-summary{grid-column:1/-1}.news-row .text-link{grid-column:1/-1}
            .theme-grid{grid-template-columns:1fr}.theme-card{grid-template-columns:125px 1fr}.theme-body{padding:18px}.theme-body h3{font-size:17px}
            .cta-inner{display:block}.cta .button{margin-top:24px}.footer-grid{grid-template-columns:1fr 1fr;gap:30px}.footer-grid>div:first-child{grid-column:1/-1}.copyright{display:block}.copyright span{display:block;margin-top:6px}
        }
        @media(max-width:430px){
            h1{font-size:39px}.hero-buttons .button{width:100%}.theme-card{display:block}.theme-card img{height:170px}.footer-grid{grid-template-columns:1fr}
        }

/* roulang page: article */
:root{
--paper:#f5f1e9;--paper-deep:#ebe3d5;--surface:#fffdf8;--ink:#272a25;--muted:#6f746b;--soft:#9a9d92;--line:#ddd7ca;--accent:#b56c3b;--accent-dark:#8f4d28;--green:#496356;--green-soft:#e1e9df;--warning:#9b7345;--radius:18px;--shadow:0 16px 42px rgba(57,45,31,.09);--shadow-small:0 8px 22px rgba(57,45,31,.07);--container:1200px
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.8}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}button,input,textarea{font:inherit}button{cursor:pointer}.container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
.site-header{position:sticky;top:0;z-index:30;background:rgba(245,241,233,.93);border-bottom:1px solid rgba(221,215,202,.8);backdrop-filter:blur(14px)}.nav-wrap{height:78px;display:flex;align-items:center;justify-content:space-between;gap:28px}.brand{display:flex;align-items:center;gap:12px;min-width:238px}.brand-mark{width:38px;height:38px;display:grid;place-items:center;border:1px solid var(--accent);border-radius:10px 10px 10px 3px;color:var(--accent);font-size:14px;font-weight:900}.brand-text{font-weight:800;line-height:1.12;letter-spacing:.02em}.brand-text small{display:block;color:var(--muted);font-size:11px;font-weight:600;letter-spacing:.14em;margin-top:4px}.main-nav{display:flex;align-items:center;gap:30px}.main-nav a{position:relative;color:#555b53;font-size:15px;padding:27px 0;transition:color .2s ease}.main-nav a:after{content:"";position:absolute;left:0;right:100%;bottom:18px;height:2px;background:var(--accent);transition:right .25s ease}.main-nav a:hover,.main-nav a.active{color:var(--ink);font-weight:700}.main-nav a:hover:after,.main-nav a.active:after{right:0}.nav-action{padding:10px 17px!important;background:var(--accent);border-radius:9px;color:#fff!important;transition:background .2s,transform .2s!important}.nav-action:after{display:none}.nav-action:hover{background:var(--accent-dark)!important;transform:translateY(-1px)}.menu-toggle{display:none;width:44px;height:42px;border:1px solid var(--line);border-radius:9px;background:var(--surface);color:var(--ink);font-size:22px}
.article-banner{position:relative;overflow:hidden;background:linear-gradient(105deg,rgba(36,41,34,.89),rgba(52,63,53,.72)),url('/assets/images/backpic/back-2.png') center/cover;color:#fff}.article-banner:after{content:"";position:absolute;right:8%;top:-38px;width:210px;height:210px;border:1px solid rgba(255,255,255,.18);border-radius:50%}.banner-inner{position:relative;z-index:1;padding:70px 0 76px}.breadcrumb{display:flex;flex-wrap:wrap;gap:9px;align-items:center;color:rgba(255,255,255,.72);font-size:14px}.breadcrumb a{transition:color .2s}.breadcrumb a:hover{color:#fff}.breadcrumb b{font-weight:400;color:#e4ad87}.article-category{display:inline-flex;margin-top:31px;padding:5px 12px;border:1px solid rgba(244,211,185,.46);border-radius:999px;background:rgba(255,255,255,.1);color:#f4ceb1;font-size:13px;font-weight:700}.article-banner h1{max-width:900px;margin:16px 0 16px;font-size:clamp(34px,4.4vw,54px);line-height:1.28;letter-spacing:-.035em}.article-summary{max-width:790px;margin:0;color:rgba(255,255,255,.82);font-size:17px;line-height:1.9}.article-meta{display:flex;flex-wrap:wrap;gap:14px 24px;margin-top:25px;color:rgba(255,255,255,.66);font-size:14px}.article-meta span{display:inline-flex;align-items:center;gap:7px}.article-meta i{width:6px;height:6px;border-radius:50%;background:#d4966e}
.article-layout{display:grid;grid-template-columns:minmax(0,780px) 290px;justify-content:space-between;gap:64px;padding:72px 0 96px}.article-content{min-width:0}.reading-paper{padding:clamp(24px,4vw,52px);border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);box-shadow:var(--shadow-small)}.reading-paper>*:first-child{margin-top:0}.reading-paper h2{margin:2.1em 0 .7em;padding-bottom:.48em;border-bottom:1px solid var(--line);font-size:29px;line-height:1.45;color:var(--green)}.reading-paper h3{margin:1.8em 0 .65em;font-size:22px;line-height:1.5}.reading-paper p{margin:0 0 1.35em;color:#3f443d;font-size:17px}.reading-paper ul,.reading-paper ol{margin:0 0 1.45em;padding-left:1.45em}.reading-paper li{padding-left:.25em;margin:.44em 0}.reading-paper blockquote{margin:1.8em 0;padding:18px 22px;border-left:4px solid var(--accent);border-radius:0 10px 10px 0;background:#f5ede4;color:#5d4b3e}.reading-paper img{width:100%;height:auto;margin:1.8em 0;border-radius:12px}.reading-paper table{display:block;width:100%;margin:1.8em 0;overflow:auto;border-collapse:collapse}.reading-paper th,.reading-paper td{padding:12px 14px;border:1px solid var(--line);text-align:left;white-space:nowrap}.reading-paper th{background:var(--green-soft);color:var(--green)}.reading-paper a{color:var(--accent-dark);font-weight:700;border-bottom:1px solid rgba(143,77,40,.35)}.article-empty{text-align:center;padding:54px 24px;border:1px dashed #c9bda9;border-radius:var(--radius);background:var(--surface)}.article-empty strong{display:block;margin-bottom:8px;font-size:22px}.article-empty p{margin:0 0 20px;color:var(--muted)}
.article-aside{align-self:start;position:sticky;top:103px}.aside-box{padding:24px;margin-bottom:18px;border:1px solid var(--line);border-radius:14px;background:rgba(255,253,248,.74)}.aside-label{margin-bottom:12px;color:var(--accent);font-size:12px;font-weight:800;letter-spacing:.12em}.aside-box h2{margin:0 0 13px;font-size:20px}.toc-link{display:block;padding:9px 0;border-bottom:1px solid var(--line);color:var(--muted);font-size:14px;transition:color .2s,padding-left .2s}.toc-link:last-child{border-bottom:0}.toc-link:hover{padding-left:5px;color:var(--accent-dark)}.aside-text{margin:0;color:var(--muted);font-size:14px}.button{display:inline-flex;align-items:center;justify-content:center;min-height:47px;padding:0 19px;border:1px solid transparent;border-radius:9px;font-weight:700;transition:.22s ease}.button-primary{background:var(--accent);color:#fff}.button-primary:hover{background:#ca7c47;box-shadow:0 8px 18px rgba(181,108,59,.22);transform:translateY(-2px)}.button-outline{border-color:#c5ab96;color:var(--accent-dark);background:transparent}.button-outline:hover{border-color:var(--accent);background:#f6e8dc}.button:focus,a:focus,button:focus{outline:3px solid rgba(181,108,59,.3);outline-offset:3px}
.article-end{display:flex;justify-content:space-between;gap:20px;margin-top:28px;padding-top:24px;border-top:1px solid var(--line)}.article-end span{display:block;color:var(--soft);font-size:13px}.article-end a{display:inline-flex;margin-top:4px;color:var(--accent-dark);font-weight:800}.next-link{text-align:right}
.related-section{padding:0 0 96px}.section-heading{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:28px}.kicker{margin-bottom:7px;color:var(--accent);font-size:12px;font-weight:800;letter-spacing:.13em}.section-heading h2{margin:0;font-size:31px}.related-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.related-card{display:flex;gap:19px;padding:17px;border:1px solid var(--line);border-radius:14px;background:var(--surface);transition:.22s}.related-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-small);border-color:#c9b8a4}.related-card img{width:128px;aspect-ratio:4/3;object-fit:cover;border-radius:9px}.related-card .tag{padding:3px 8px;border:0;background:var(--green-soft);color:var(--green);font-size:12px}.related-card h3{margin:8px 0 5px;font-size:18px;line-height:1.5}.related-card p{margin:0;color:var(--muted);font-size:13px;line-height:1.65}
.contact-strip{padding:58px 0;background:var(--green);color:#fff}.contact-inner{display:flex;justify-content:space-between;align-items:center;gap:28px}.contact-inner h2{margin:0 0 8px;font-size:30px}.contact-inner p{max-width:650px;margin:0;color:rgba(255,255,255,.75)}.contact-strip .button-primary{background:#d48752}.contact-strip .button-primary:hover{background:#e39660}
.site-footer{padding:61px 0 0;background:#252b25;color:#e8e3d9}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:55px;padding-bottom:46px}.footer-brand{font-size:20px;font-weight:800;line-height:1.25}.footer-brand small{display:block;margin-top:8px;color:#b8c1b3;font-size:11px;font-weight:700;letter-spacing:.14em}.footer-copy{max-width:350px;margin:17px 0 0;color:#b9beb4;font-size:14px}.footer-title{margin-bottom:14px;color:#f1c19e;font-size:13px;font-weight:800;letter-spacing:.1em}.footer-links{display:grid;gap:8px}.footer-links a{color:#c7cdc2;font-size:14px;transition:color .2s,transform .2s}.footer-links a:hover{color:#fff;transform:translateX(3px)}.copyright{display:flex;justify-content:space-between;gap:20px;padding:19px 0;border-top:1px solid rgba(255,255,255,.12);color:#9da69b;font-size:13px}
@media(max-width:1024px){.article-layout{grid-template-columns:minmax(0,1fr) 250px;gap:34px}.main-nav{gap:20px}.main-nav a{font-size:14px}.related-card{display:block}.related-card img{width:100%;margin-bottom:14px}}@media(max-width:768px){.container{width:min(100% - 32px,var(--container))}.nav-wrap{height:68px}.brand{min-width:0}.brand-text{font-size:14px}.main-nav{display:none;position:absolute;top:68px;left:16px;right:16px;padding:12px 18px;border:1px solid var(--line);border-radius:14px;background:var(--surface);box-shadow:var(--shadow)}.main-nav.open{display:grid}.main-nav a{padding:12px 0}.main-nav a:after{bottom:7px}.nav-action{text-align:center;margin:5px 0}.menu-toggle{display:block}.banner-inner{padding:47px 0 54px}.article-banner h1{font-size:35px}.article-summary{font-size:16px}.article-layout{display:block;padding:46px 0 62px}.article-aside{position:static;margin-top:22px}.article-end{flex-direction:column}.next-link{text-align:left}.related-section{padding-bottom:62px}.related-grid{grid-template-columns:1fr}.related-card{display:flex}.related-card img{width:128px;margin:0}.contact-inner{display:block}.contact-inner .button{margin-top:21px}.footer-grid{grid-template-columns:1fr 1fr;gap:32px}.footer-grid>div:first-child{grid-column:1/-1}}@media(max-width:520px){body{font-size:15px}.article-banner h1{font-size:31px}.banner-inner{padding:38px 0 44px}.reading-paper{padding:23px 19px}.reading-paper p{font-size:16px}.reading-paper h2{font-size:25px}.reading-paper h3{font-size:20px}.section-heading{display:block}.section-heading h2{font-size:27px}.related-card{display:block}.related-card img{width:100%;margin-bottom:13px}.footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}.copyright{display:block}.copyright span{display:block;margin:4px 0}}

/* roulang page: category1 */
:root{
            --paper:#f5f1e9;
            --paper-deep:#ebe3d5;
            --surface:#fffdf8;
            --ink:#272a25;
            --muted:#6f746b;
            --soft:#9a9d92;
            --line:#ddd7ca;
            --accent:#b56c3b;
            --accent-dark:#8f4d28;
            --green:#496356;
            --green-soft:#e1e9df;
            --warning:#9b7345;
            --radius:18px;
            --shadow:0 16px 42px rgba(57,45,31,.09);
            --shadow-small:0 8px 22px rgba(57,45,31,.07);
            --container:1200px;
        }
        *{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{margin:0;background:var(--paper);color:var(--ink);font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.75}
        a{color:inherit;text-decoration:none}
        img{display:block;max-width:100%}
        button,input,textarea{font:inherit}
        button{cursor:pointer}
        :focus-visible{outline:3px solid rgba(181,108,59,.42);outline-offset:3px}
        .container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
        .topline{background:var(--green);color:#eff3eb;font-size:13px}
        .topline-inner{min-height:38px;display:flex;align-items:center;justify-content:space-between;gap:18px}
        .topline a{color:#f2c6a4;border-bottom:1px solid rgba(242,198,164,.6)}
        .site-header{position:sticky;top:0;z-index:20;background:rgba(245,241,233,.93);border-bottom:1px solid rgba(221,215,202,.8);backdrop-filter:blur(14px)}
        .nav-wrap{height:78px;display:flex;align-items:center;justify-content:space-between;gap:28px}
        .brand{display:flex;align-items:center;gap:12px;min-width:250px}
        .brand-mark{width:38px;height:38px;border:1px solid var(--accent);border-radius:10px 10px 10px 3px;display:grid;place-items:center;color:var(--accent);font-weight:800;font-size:15px;flex:none}
        .brand-text{font-weight:800;line-height:1.15;letter-spacing:.02em}
        .brand-text small{display:block;color:var(--muted);font-size:11px;font-weight:600;letter-spacing:.16em;margin-top:4px}
        .main-nav{display:flex;align-items:center;gap:30px}
        .main-nav a{position:relative;color:#555b53;font-size:15px;padding:27px 0;white-space:nowrap;transition:color .2s ease}
        .main-nav a::after{content:"";position:absolute;left:0;right:100%;bottom:18px;height:2px;background:var(--accent);transition:right .25s ease}
        .main-nav a:hover,.main-nav a.active{color:var(--ink);font-weight:700}
        .main-nav a:hover::after,.main-nav a.active::after{right:0}
        .main-nav .nav-action{padding:10px 17px!important;background:var(--accent);color:#fff!important;border-radius:9px;transition:transform .22s ease,background .22s ease}
        .main-nav .nav-action::after{display:none}
        .main-nav .nav-action:hover{background:var(--accent-dark)!important;transform:translateY(-1px)}
        .menu-toggle{display:none;border:1px solid var(--line);background:var(--surface);border-radius:9px;width:44px;height:42px;color:var(--ink);font-size:21px;align-items:center;justify-content:center}
        .page-hero{position:relative;overflow:hidden;color:#fff;background:linear-gradient(90deg,rgba(38,43,36,.88),rgba(38,43,36,.55)),url('/assets/images/backpic/back-2.png') center/cover}
        .page-hero::before{content:"";position:absolute;width:260px;height:260px;right:8%;top:-78px;border:1px solid rgba(255,255,255,.22);border-radius:50%}
        .page-hero::after{content:"";position:absolute;width:90px;height:90px;right:17%;bottom:12%;border:1px solid rgba(229,177,136,.72);border-radius:16px}
        .hero-inner{position:relative;z-index:1;padding:72px 0 80px}
        .breadcrumb{display:flex;align-items:center;gap:10px;flex-wrap:wrap;color:rgba(255,255,255,.75);font-size:14px;margin-bottom:28px}
        .breadcrumb a{transition:color .2s}
        .breadcrumb a:hover{color:#fff}
        .breadcrumb span{opacity:.55}
        .eyebrow{display:inline-flex;align-items:center;gap:10px;color:#e7b28f;font-size:13px;font-weight:700;letter-spacing:.12em;margin-bottom:17px}
        .eyebrow::before{content:"";width:32px;height:1px;background:currentColor}
        h1,h2,h3,p{margin-top:0}
        h1{font-size:clamp(38px,5vw,58px);line-height:1.2;letter-spacing:-.03em;margin-bottom:22px;max-width:820px}
        .hero-copy{max-width:760px;color:rgba(255,255,255,.86);font-size:18px;line-height:1.95;margin-bottom:30px}
        .hero-meta{display:flex;gap:10px;flex-wrap:wrap}
        .tag{display:inline-flex;align-items:center;padding:5px 11px;border:1px solid var(--line);border-radius:100px;color:var(--muted);background:rgba(255,255,255,.58);font-size:13px;line-height:1.5}
        .page-hero .tag{border-color:rgba(255,255,255,.28);background:rgba(255,255,255,.09);color:#f7e7db}
        .section{padding:94px 0}
        .section-warm{background:var(--paper-deep)}
        .section-surface{background:var(--surface)}
        .section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:30px;margin-bottom:38px}
        .section-kicker{color:var(--accent);font-size:13px;font-weight:800;letter-spacing:.13em;margin-bottom:9px}
        .section-title{font-size:clamp(28px,3vw,38px);line-height:1.3;letter-spacing:-.025em;margin-bottom:0}
        .section-intro{color:var(--muted);max-width:570px;margin-bottom:0}
        .text-link{color:var(--accent-dark);font-weight:700;border-bottom:1px solid rgba(143,77,40,.35);padding-bottom:2px;transition:border-color .2s,color .2s}
        .text-link:hover{color:var(--accent);border-color:var(--accent)}
        .overview-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:30px;align-items:stretch}
        .overview-copy{padding:14px 10px 0 0}
        .overview-copy p{color:var(--muted);font-size:17px;margin-bottom:20px}
        .keyword-list{border-top:1px solid var(--line);margin-top:27px}
        .keyword-row{display:grid;grid-template-columns:44px 1fr auto;gap:16px;align-items:center;border-bottom:1px solid var(--line);padding:18px 0}
        .keyword-number{font-size:14px;font-weight:800;color:var(--accent)}
        .keyword-row h3{font-size:18px;margin:0 0 2px}
        .keyword-row p{font-size:14px;margin:0;color:var(--muted)}
        .overview-image{position:relative;border-radius:var(--radius);overflow:hidden;min-height:440px;box-shadow:var(--shadow)}
        .overview-image img{width:100%;height:100%;object-fit:cover}
        .image-note{position:absolute;left:20px;right:20px;bottom:20px;padding:18px 19px;background:rgba(255,253,248,.94);border-left:3px solid var(--accent);border-radius:0 12px 12px 0;color:var(--ink);box-shadow:var(--shadow-small)}
        .image-note strong{display:block;font-size:16px;margin-bottom:3px}
        .image-note span{display:block;color:var(--muted);font-size:13px;line-height:1.6}
        .topic-layout{display:grid;grid-template-columns:1.1fr .9fr;gap:24px}
        .featured-topic{padding:42px;border-radius:var(--radius);background:var(--green);color:#fff;position:relative;overflow:hidden}
        .featured-topic::after{content:"资讯";position:absolute;right:20px;bottom:-50px;color:rgba(255,255,255,.09);font-size:110px;font-weight:900;line-height:1}
        .featured-topic .tag{color:#edf2ed;background:rgba(255,255,255,.09);border-color:rgba(255,255,255,.22)}
        .featured-topic h3{position:relative;font-size:29px;line-height:1.35;margin:20px 0 14px;max-width:470px}
        .featured-topic p{position:relative;color:rgba(255,255,255,.78);margin-bottom:27px;max-width:500px}
        .button{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 22px;border-radius:9px;border:1px solid transparent;font-weight:700;transition:.22s ease}
        .button-primary{background:var(--accent);color:#fff}
        .button-primary:hover{background:#ca7c47;box-shadow:0 8px 18px rgba(181,108,59,.25);transform:translateY(-2px)}
        .button-light{background:#fff;color:var(--green)}
        .button-light:hover{background:#f3e5da;transform:translateY(-2px)}
        .topic-stack{display:grid;gap:14px}
        .topic-card{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:24px;transition:.22s ease}
        .topic-card:hover{transform:translateY(-4px);border-color:#c7b7a2;box-shadow:var(--shadow-small)}
        .topic-card h3{font-size:19px;margin:13px 0 7px}
        .topic-card p{color:var(--muted);font-size:14px;margin:0}
        .topic-card .tag{background:var(--green-soft);border:0;color:var(--green)}
        .focus-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
        .focus-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:transform .22s ease,box-shadow .22s ease}
        .focus-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
        .focus-card img{width:100%;aspect-ratio:16/10;object-fit:cover}
        .focus-body{padding:23px}
        .focus-index{color:var(--accent);font-weight:800;font-size:13px;letter-spacing:.1em}
        .focus-card h3{font-size:20px;line-height:1.45;margin:12px 0 8px}
        .focus-card p{font-size:14px;color:var(--muted);margin-bottom:15px}
        .scene-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:44px;align-items:start}
        .scene-copy{position:sticky;top:110px}
        .scene-copy p{color:var(--muted);font-size:17px;margin:18px 0 25px}
        .scene-list{border-top:1px solid var(--line)}
        .scene-item{display:grid;grid-template-columns:58px 1fr;gap:20px;padding:24px 0;border-bottom:1px solid var(--line)}
        .scene-icon{width:42px;height:42px;border-radius:12px;background:var(--green-soft);display:grid;place-items:center;color:var(--green);font-weight:800}
        .scene-item h3{font-size:19px;margin:0 0 5px}
        .scene-item p{font-size:14px;color:var(--muted);margin:0}
        .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--surface)}
        .step{padding:30px 25px;min-height:218px;border-right:1px solid var(--line)}
        .step:last-child{border-right:0}
        .step-no{display:block;color:var(--accent);font-weight:800;font-size:13px;letter-spacing:.12em;margin-bottom:26px}
        .step h3{font-size:19px;margin-bottom:8px}
        .step p{font-size:14px;color:var(--muted);margin:0}
        .faq-layout{display:grid;grid-template-columns:.78fr 1.22fr;gap:56px;align-items:start}
        .faq-summary p{color:var(--muted);font-size:17px;margin:17px 0 24px}
        .faq-list{border-top:1px solid var(--line)}
        .faq-item{border-bottom:1px solid var(--line)}
        .faq-question{width:100%;padding:20px 0;display:flex;justify-content:space-between;align-items:center;gap:20px;background:transparent;border:0;color:var(--ink);text-align:left;font-size:17px;font-weight:700}
        .faq-question i{font-style:normal;color:var(--accent);font-size:25px;line-height:1;transition:transform .2s ease}
        .faq-answer{display:none;padding:0 42px 21px 0;color:var(--muted);font-size:15px}
        .faq-item.open .faq-answer{display:block}
        .faq-item.open .faq-question i{transform:rotate(45deg)}
        .contact-panel{background:var(--green);color:#fff;border-radius:var(--radius);padding:52px;display:grid;grid-template-columns:1fr .9fr;gap:48px;align-items:center;box-shadow:var(--shadow)}
        .contact-panel .section-kicker{color:#e8b590}
        .contact-panel h2{font-size:clamp(29px,3.3vw,42px);line-height:1.3;margin-bottom:14px}
        .contact-panel p{color:rgba(255,255,255,.78);margin-bottom:0;max-width:610px}
        .contact-actions{display:flex;justify-content:flex-end;gap:12px;flex-wrap:wrap}
        .contact-actions .button-secondary{border-color:rgba(255,255,255,.45);color:#fff;background:transparent}
        .contact-actions .button-secondary:hover{background:#fff;color:var(--green)}
        .site-footer{background:#252b26;color:#dfe3db;padding:58px 0 20px}
        .footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:45px;padding-bottom:42px}
        .footer-brand{font-size:20px;font-weight:800;line-height:1.25}
        .footer-brand small{display:block;color:#aeb9ac;font-size:11px;letter-spacing:.16em;margin-top:7px}
        .footer-copy{color:#aeb9ac;font-size:14px;max-width:330px;margin:18px 0 0}
        .footer-title{font-size:14px;font-weight:800;color:#fff;margin-bottom:15px}
        .footer-links{display:grid;gap:9px}
        .footer-links a{color:#b7c0b6;font-size:14px;transition:color .2s ease,transform .2s ease}
        .footer-links a:hover{color:#efbd98;transform:translateX(3px)}
        .copyright{padding-top:19px;border-top:1px solid rgba(255,255,255,.13);display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;color:#9fa99e;font-size:13px}
        @media (max-width:1024px){
            .main-nav{gap:20px}
            .main-nav a{font-size:14px}
            .focus-grid{grid-template-columns:1fr 1fr}
            .focus-card:last-child{grid-column:span 2}
            .steps{grid-template-columns:1fr 1fr}
            .step:nth-child(2){border-right:0}
            .step:nth-child(-n+2){border-bottom:1px solid var(--line)}
        }
        @media (max-width:768px){
            .container{width:min(100% - 32px,var(--container))}
            .topline-inner{justify-content:center;text-align:center}
            .topline-inner span:last-child{display:none}
            .nav-wrap{height:68px}
            .brand{min-width:0}
            .brand-text{font-size:14px}
            .main-nav{display:none;position:absolute;top:68px;left:0;right:0;padding:12px 16px 20px;background:var(--paper);border-bottom:1px solid var(--line);box-shadow:var(--shadow-small);align-items:stretch;gap:0}
            .main-nav.open{display:flex;flex-direction:column}
            .main-nav a{padding:13px 6px;font-size:16px}
            .main-nav a::after{bottom:7px}
            .main-nav .nav-action{margin-top:8px;text-align:center;padding:12px!important}
            .menu-toggle{display:flex}
            .hero-inner{padding:55px 0 62px}
            .page-hero::before{right:-90px}
            .section{padding:62px 0}
            .section-head{display:block;margin-bottom:28px}
            .section-intro{margin-top:14px}
            .overview-grid,.topic-layout,.scene-grid,.faq-layout,.contact-panel{grid-template-columns:1fr;gap:28px}
            .overview-copy{padding-right:0}
            .overview-image{min-height:310px}
            .scene-copy{position:static}
            .contact-panel{padding:36px 28px}
            .contact-actions{justify-content:flex-start}
            .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
            .footer-grid>div:first-child{grid-column:span 2}
        }
        @media (max-width:520px){
            body{font-size:15px}
            .topline{font-size:12px}
            h1{font-size:37px}
            .hero-copy{font-size:16px}
            .keyword-row{grid-template-columns:30px 1fr}
            .keyword-row .text-link{display:none}
            .featured-topic{padding:30px 25px}
            .featured-topic h3{font-size:25px}
            .focus-grid{grid-template-columns:1fr}
            .focus-card:last-child{grid-column:auto}
            .steps{grid-template-columns:1fr}
            .step,.step:nth-child(2){border-right:0;border-bottom:1px solid var(--line);min-height:auto}
            .step:last-child{border-bottom:0}
            .faq-question{font-size:16px}
            .faq-answer{padding-right:12px}
            .contact-panel{padding:30px 22px}
            .contact-actions{display:grid;grid-template-columns:1fr}
            .contact-actions .button{width:100%}
            .footer-grid{grid-template-columns:1fr;gap:26px}
            .footer-grid>div:first-child{grid-column:auto}
            .copyright{display:grid;gap:5px}
        }