/* roulang page: index */
:root{
            --green:#9acb32;
            --green-deep:#527b18;
            --green-soft:#eef7d9;
            --ink:#182019;
            --muted:#667067;
            --paper:#fbfcf8;
            --line:#e4e9df;
            --warm:#f3a34c;
            --dark:#202a22;
            --white:#fff;
            --radius:14px;
            --shadow:0 12px 32px rgba(39,58,34,.08);
            --container:1180px;
        }
        *{box-sizing:border-box;margin:0;padding:0}
        html{scroll-behavior:smooth}
        body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--paper);line-height:1.7}
        a{color:inherit;text-decoration:none}
        img{max-width:100%;display:block}
        button{font:inherit;border:0;cursor:pointer}
        :focus-visible{outline:3px solid rgba(154,203,50,.65);outline-offset:3px}
        .container{width:min(var(--container),calc(100% - 40px));margin:auto}
        .site-header{position:sticky;top:0;z-index:20;background:rgba(251,252,248,.94);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
        .nav-wrap{height:74px;display:flex;align-items:center;justify-content:space-between;gap:28px}
        .brand{display:flex;align-items:center;gap:10px;font-weight:800;letter-spacing:.02em;white-space:nowrap}
        .brand-mark{display:grid;place-items:center;width:36px;height:36px;border-radius:11px;background:var(--green);color:#18300c;font-size:17px}
        .nav-links{display:flex;align-items:center;gap:27px;font-size:14px;color:#4f5b50}
        .nav-links a{padding:24px 0;position:relative}
        .nav-links a:hover,.nav-links a.active{color:var(--green-deep)}
        .nav-links a.active:after{content:"";position:absolute;left:0;right:0;bottom:15px;height:2px;background:var(--green)}
        .nav-action,.btn-primary{background:var(--dark);color:#fff;border-radius:9px;padding:11px 18px;font-weight:700;transition:.2s}
        .nav-action:hover,.btn-primary:hover{background:var(--green-deep);transform:translateY(-2px)}
        .menu-toggle{display:none;background:var(--green-soft);color:var(--green-deep);padding:8px 11px;border-radius:8px}
        .hero{padding:74px 0 66px;background:linear-gradient(120deg,#f4f8e9 0%,#fbfcf8 57%,#f8f1df 100%);border-bottom:1px solid var(--line)}
        .hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:70px;align-items:center}
        .eyebrow,.section-kicker{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--green-deep);font-weight:800}
        h1{font-size:clamp(34px,5vw,64px);line-height:1.16;letter-spacing:-.04em;margin:15px 0 20px;max-width:650px}
        h1 span{color:var(--green-deep);position:relative}
        h1 span:after{content:"";position:absolute;left:3px;right:3px;bottom:0;height:8px;background:#d8ed9b;z-index:-1}
        .hero-copy{font-size:17px;color:#536052;max-width:650px}
        .hero-actions{display:flex;gap:12px;margin-top:30px;flex-wrap:wrap}
        .btn-secondary{border:1px solid #cbd6c4;border-radius:9px;padding:10px 18px;color:var(--green-deep);font-weight:700;background:#fff;transition:.2s}
        .btn-secondary:hover{border-color:var(--green);background:var(--green-soft)}
        .hero-panel{background:var(--dark);color:#fff;border-radius:20px;padding:26px;box-shadow:var(--shadow);transform:rotate(1deg)}
        .panel-top{display:flex;justify-content:space-between;align-items:center;padding-bottom:20px;border-bottom:1px solid #465047}
        .status{font-size:12px;padding:4px 9px;border-radius:20px;background:#dff2a9;color:#304d16;font-weight:700}
        .panel-title{font-size:20px;font-weight:800;margin:24px 0 16px}
        .progress-row{display:flex;justify-content:space-between;color:#b7c1b8;font-size:13px;margin:12px 0 6px}
        .progress{height:7px;background:#455146;border-radius:10px;overflow:hidden}
        .progress i{display:block;height:100%;background:var(--green);border-radius:10px}
        .panel-note{margin-top:24px;padding:14px;background:#2d392f;border-left:3px solid var(--green);color:#d5ded3;font-size:13px}
        section{padding:82px 0;border-bottom:1px solid var(--line)}
        .section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:34px}
        h2{font-size:clamp(25px,3vw,38px);line-height:1.25;letter-spacing:-.025em;margin-top:8px}
        .section-desc{max-width:560px;color:var(--muted);font-size:15px}
        .three-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
        .feature{padding:25px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);transition:.2s}
        .feature:hover,.guide-card:hover,.scene:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
        .feature-icon{width:42px;height:42px;border-radius:12px;background:var(--green-soft);display:grid;place-items:center;color:var(--green-deep);font-weight:900;margin-bottom:22px}
        h3{font-size:19px;line-height:1.35;margin-bottom:9px}
        .feature p,.scene p,.guide-card p,.quote p{font-size:14px;color:var(--muted)}
        .feature .number{float:right;color:#c5d1bd;font-size:13px;font-weight:800}
        .steps{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid #cfd8c9}
        .step{padding:24px 20px 10px 0;border-right:1px solid var(--line);margin-right:20px}
        .step:last-child{border:0;margin:0}
        .step-no{color:var(--green-deep);font-size:13px;font-weight:800;margin-bottom:25px}
        .step h3{font-size:17px}
        .split{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px;align-items:start}
        .ability-list{display:grid;grid-template-columns:1fr 1fr;gap:12px}
        .ability{padding:18px;background:#fff;border:1px solid var(--line);border-radius:10px}
        .ability strong{display:block;margin-bottom:5px}
        .ability small{color:var(--muted);font-size:13px}
        .scene-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:18px}
        .scene{padding:27px;border-radius:var(--radius);background:var(--green-soft);min-height:180px;transition:.2s}
        .scene.dark{background:var(--dark);color:#fff}
        .scene.dark p{color:#c9d4c8}
        .scene-tag{font-size:12px;color:var(--green-deep);font-weight:800;margin-bottom:24px}
        .scene.dark .scene-tag{color:#c7e777}
        .timeline{border-left:2px solid #d5e3c1;margin-left:8px}
        .timeline-item{position:relative;padding:0 0 25px 30px}
        .timeline-item:before{content:"";position:absolute;width:11px;height:11px;border-radius:50%;background:var(--green);left:-7px;top:8px;border:3px solid var(--paper)}
        .timeline-meta{font-size:12px;color:var(--green-deep);font-weight:800}
        .timeline-item h3{font-size:17px;margin:5px 0}
        .timeline-item p{font-size:14px;color:var(--muted)}
        .quotes{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
        .quote{padding:26px;background:#fff;border-radius:var(--radius);border:1px solid var(--line)}
        .quote-mark{font-size:34px;color:var(--green);line-height:1;margin-bottom:8px}
        .quote-foot{margin-top:19px;font-size:13px;color:var(--green-deep);font-weight:700}
        .compare{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
        .compare-col{background:#fff;padding:27px}
        .compare-col.highlight{background:#f1f8df}
        .compare-title{font-weight:800;font-size:20px;margin-bottom:20px}
        .compare li{list-style:none;padding:12px 0;border-bottom:1px solid var(--line);font-size:14px;color:var(--muted)}
        .compare li:before{content:"✓";color:var(--green-deep);font-weight:900;margin-right:10px}
        .rank-list{display:grid;gap:10px}
        .rank{display:grid;grid-template-columns:48px 1fr auto;align-items:center;gap:15px;background:#fff;border:1px solid var(--line);padding:17px 20px;border-radius:10px}
        .rank-num{font-size:23px;font-weight:900;color:var(--green-deep)}
        .rank strong{display:block}.rank small{color:var(--muted)}
        .score{font-weight:800;color:var(--warm);font-size:14px}
        .guides{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
        .guide-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.2s}
        .guide-visual{height:108px;background:linear-gradient(135deg,#dbeea8,#f7f3d9);padding:18px;color:var(--green-deep);font-size:28px;font-weight:900}
        .guide-card:nth-child(2) .guide-visual{background:linear-gradient(135deg,#dce9e1,#f2e7c8)}
        .guide-card:nth-child(3) .guide-visual{background:linear-gradient(135deg,#f4dfad,#e5f1cb)}
        .guide-body{padding:18px}.guide-body h3{font-size:16px}.guide-date{font-size:12px;color:#899389;margin-top:13px}
        .faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
        details{background:#fff;border:1px solid var(--line);border-radius:10px;padding:17px 19px}
        summary{cursor:pointer;font-weight:700;list-style:none;padding-right:20px;position:relative}
        summary::-webkit-details-marker{display:none}
        summary:after{content:"+";position:absolute;right:0;color:var(--green-deep);font-size:20px;top:-3px}
        details[open] summary:after{content:"−"}
        details p{color:var(--muted);font-size:14px;margin-top:13px}
        .category-box{background:var(--dark);color:#fff;border-radius:var(--radius);padding:30px;display:flex;justify-content:space-between;align-items:center;gap:25px}
        .category-box p{color:#c8d2c7;font-size:14px;max-width:680px;margin-top:7px}
        .category-links{display:flex;gap:9px;flex-wrap:wrap;margin-top:20px}
        .category-links a{background:#314035;color:#e5f3c6;padding:8px 12px;border-radius:7px;font-size:13px}
        .category-links a:hover{background:var(--green);color:#1d3010}
        .assurance{display:flex;gap:28px;align-items:center;padding:24px 0}
        .assurance strong{font-size:16px}.assurance p{font-size:14px;color:var(--muted)}
        .assurance-mark{font-size:30px;color:var(--green-deep)}
        .final-cta{background:var(--green-soft);border-bottom:0}
        .final-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}
        .final-inner p{color:var(--muted);margin-top:7px}
        footer{background:#202a22;color:#dce6d8;padding:58px 0 22px}
        .footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:35px}
        footer .brand{color:#fff;margin-bottom:15px}
        footer p,footer a{color:#aebcae;font-size:13px}
        footer h3{font-size:14px;color:#fff;margin-bottom:14px}
        .footer-links{display:grid;gap:8px}.footer-links a:hover{color:#d8ef9e}
        .copyright{border-top:1px solid #3b493d;margin-top:40px;padding-top:18px;color:#8f9f90;font-size:12px;display:flex;justify-content:space-between}
        .fixed-cta{position:fixed;right:22px;bottom:22px;z-index:15;background:var(--green);color:#1d3010;border-radius:30px;padding:12px 20px;font-weight:800;box-shadow:0 8px 22px rgba(70,102,22,.2);transition:.2s}
        .fixed-cta:hover{background:#b5df55;transform:translateY(-2px)}
        @media(max-width:1024px){
            .nav-links{gap:15px}.hero-grid{gap:35px}.split{gap:35px}
        }
        @media(max-width:768px){
            .nav-wrap{height:66px}.menu-toggle{display:block}.nav-action{display:none}
            .nav-links{display:none;position:absolute;top:66px;left:20px;right:20px;padding:14px 20px;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch;gap:0}
            .nav-links.open{display:flex}.nav-links a{padding:10px 0}.nav-links a.active:after{display:none}
            .hero{padding:55px 0}.hero-grid,.split,.scene-grid{grid-template-columns:1fr}
            .hero-panel{transform:none}.three-grid,.guides{grid-template-columns:1fr 1fr}.steps{grid-template-columns:1fr 1fr;gap:15px}.step{border-right:0;margin:0;border-bottom:1px solid var(--line)}
            .section-head{display:block}.section-desc{margin-top:12px}.footer-grid{grid-template-columns:1fr 1fr}
        }
        @media(max-width:520px){
            .container{width:min(100% - 28px,var(--container))}section{padding:58px 0}
            h1{font-size:39px}.hero-copy{font-size:15px}.hero-actions>*{width:100%;text-align:center}
            .three-grid,.guides,.quotes,.faq-grid,.ability-list{grid-template-columns:1fr}.steps{display:block}.step{padding:18px 0}
            .rank{grid-template-columns:35px 1fr}.score{grid-column:2}.compare{grid-template-columns:1fr}
            .category-box,.final-inner,.assurance{display:block}.category-box .btn-secondary{display:inline-block;margin-top:20px}
            .footer-grid{grid-template-columns:1fr 1fr;gap:25px}.copyright{display:block}.copyright span{display:block;margin-top:8px}
            .fixed-cta{left:14px;right:14px;bottom:14px;text-align:center}.hero-panel{padding:20px}
        }

/* roulang page: category1 */
:root{
 --green:#9acb32;
 --green-deep:#527b18;
 --green-soft:#eef7d9;
 --ink:#182019;
 --muted:#667067;
 --paper:#fbfcf8;
 --line:#e4e9df;
 --warm:#f3a34c;
 --dark:#202a22;
 --white:#fff;
 --radius:14px;
 --shadow:0 12px 32px rgba(39,58,34,.08);
 --container:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--paper);line-height:1.7}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button{font:inherit;border:0;cursor:pointer}
h1,h2,h3,p{margin-top:0}
.container{width:min(var(--container),calc(100% - 40px));margin:auto}
.site-header{position:sticky;top:0;z-index:20;background:rgba(251,252,248,.94);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav-wrap{height:74px;display:flex;align-items:center;justify-content:space-between;gap:28px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;letter-spacing:.02em;white-space:nowrap}
.brand-mark{display:grid;place-items:center;width:36px;height:36px;border-radius:11px;background:var(--green);color:#18300c;font-size:17px}
.nav-links{display:flex;align-items:center;gap:15px;font-size:14px;color:#4f5b50}
.nav-links a{padding:24px 0;position:relative}
.nav-links a:hover,.nav-links a.active{color:var(--green-deep)}
.nav-links a.active:after{content:"";position:absolute;left:0;right:0;bottom:15px;height:2px;background:var(--green)}
.nav-action,.btn-primary{background:var(--dark);color:#fff;border-radius:9px;padding:11px 18px;font-weight:700;transition:.2s}
.nav-action:hover,.btn-primary:hover{background:var(--green-deep);transform:translateY(-2px)}
.menu-toggle{display:none;background:var(--green-soft);color:var(--green-deep);padding:8px 11px;border-radius:8px}
.page-head{padding:58px 0 52px;background:linear-gradient(120deg,#f4f8e9 0%,#fbfcf8 58%,#f8f1df 100%);border-bottom:1px solid var(--line)}
.breadcrumb{display:flex;gap:9px;align-items:center;color:var(--muted);font-size:13px;margin-bottom:24px}
.breadcrumb a:hover{color:var(--green-deep)}
.breadcrumb span{color:#b1b9ae}
.page-head-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center}
.eyebrow,.section-kicker{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--green-deep);font-weight:800}
h1{font-size:clamp(32px,4.4vw,54px);line-height:1.16;letter-spacing:-.04em;margin:12px 0 18px}
.lead{font-size:17px;color:#536052;max-width:650px}
.head-note{background:var(--dark);color:#fff;border-radius:18px;padding:25px;box-shadow:var(--shadow)}
.note-top{display:flex;justify-content:space-between;align-items:center;color:#c7e777;font-size:13px}
.note-title{font-size:21px;font-weight:800;margin:23px 0 15px}
.code-line{display:flex;gap:12px;padding:10px 0;border-bottom:1px solid #3c493f;font-size:14px}
.code-line:last-child{border:0}
.code-index{color:#9aa99a;width:20px}
.code-value{color:#e8f3d3}
section{padding:76px 0;border-bottom:1px solid var(--line)}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:30px}
.section-head h2{font-size:30px;line-height:1.25;margin:8px 0 0;letter-spacing:-.025em}
.section-desc{max-width:560px;color:var(--muted);font-size:15px}
.topic-nav{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:32px}
.topic-nav span{padding:8px 14px;border:1px solid #d6dfce;border-radius:30px;font-size:13px;color:var(--green-deep);background:#fff}
.topic-nav span.selected{background:var(--green);border-color:var(--green);color:#1d3010;font-weight:700}
.guide-layout{display:grid;grid-template-columns:1.2fr .8fr;gap:20px}
.guide-list{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.guide-row{display:grid;grid-template-columns:66px 1fr auto;gap:18px;align-items:center;padding:22px 25px;border-bottom:1px solid var(--line);transition:.2s}
.guide-row:last-child{border-bottom:0}
.guide-row:hover{background:#f7faef}
.guide-number{font-size:22px;font-weight:800;color:#b8c7ad}
.guide-row h3{font-size:17px;margin:0 0 4px}
.guide-row p{font-size:13px;color:var(--muted);margin:0}
.guide-state{font-size:12px;color:var(--green-deep);background:var(--green-soft);border-radius:20px;padding:5px 9px;white-space:nowrap}
.featured{background:var(--green-soft);border-radius:var(--radius);padding:28px}
.featured h3{font-size:22px;margin:12px 0 12px}
.featured p{font-size:14px;color:#536052}
.featured-list{display:grid;gap:12px;margin-top:24px}
.featured-list div{display:flex;gap:10px;font-size:14px}
.featured-list b{color:var(--green-deep)}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line)}
.step{padding:25px 22px 12px;border-right:1px solid var(--line);position:relative}
.step:last-child{border-right:0}
.step-no{color:var(--green-deep);font-weight:900;font-size:13px}
.step h3{font-size:17px;margin:13px 0 8px}
.step p{font-size:14px;color:var(--muted);margin:0}
.capability-layout{display:grid;grid-template-columns:.75fr 1.25fr;gap:34px;align-items:start}
.capability-intro{background:var(--dark);color:#fff;padding:30px;border-radius:var(--radius)}
.capability-intro h2{font-size:27px;margin:9px 0 14px}
.capability-intro p{color:#c5d0c5;font-size:14px}
.capability-list{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.capability-item{background:#fff;border:1px solid var(--line);padding:20px;border-radius:11px}
.capability-item strong{display:block;font-size:16px;margin-bottom:5px}
.capability-item span{font-size:13px;color:var(--muted)}
.timeline{max-width:850px;border-left:1px solid #cbd7c5;margin-left:10px}
.timeline-item{position:relative;padding:0 0 25px 30px}
.timeline-item:before{content:"";position:absolute;width:11px;height:11px;border-radius:50%;background:var(--green);left:-6px;top:8px;border:3px solid var(--paper)}
.timeline-meta{font-size:12px;color:var(--green-deep);font-weight:800}
.timeline-item h3{font-size:17px;margin:5px 0}
.timeline-item p{font-size:14px;color:var(--muted);margin:0}
.notice{display:flex;gap:20px;align-items:flex-start;background:#fff8ed;border:1px solid #f0dfc2;border-radius:var(--radius);padding:23px}
.notice-mark{width:34px;height:34px;border-radius:50%;background:var(--warm);color:#56320d;display:grid;place-items:center;font-weight:900;flex:none}
.notice h3{margin:0 0 4px;font-size:17px}
.notice p{margin:0;color:#6d624f;font-size:14px}
.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:13px}
details{background:#fff;border:1px solid var(--line);border-radius:11px;padding:18px 20px}
details[open]{border-color:#c8dc9c;box-shadow:0 5px 18px rgba(39,58,34,.05)}
summary{cursor:pointer;font-weight:700;list-style:none;padding-right:25px;position:relative}
summary::-webkit-details-marker{display:none}
summary:after{content:"＋";position:absolute;right:0;color:var(--green-deep);font-size:20px;line-height:1}
details[open] summary:after{content:"−"}
details p{font-size:14px;color:var(--muted);margin:13px 0 0}
.final-cta{background:var(--green-soft);border-bottom:0}
.cta-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}
.cta-inner h2{font-size:30px;margin:8px 0}
.cta-inner p{color:#536052;margin:0;max-width:650px}
.cta-actions{display:flex;gap:10px;flex-wrap:wrap}
.btn-secondary{border:1px solid #cbd6c4;border-radius:9px;padding:10px 18px;color:var(--green-deep);font-weight:700;background:#fff;transition:.2s}
.btn-secondary:hover{border-color:var(--green);background:#fff}
footer{background:#202a22;color:#dce6d8;padding:58px 0 22px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:35px}
footer .brand{color:#fff;margin-bottom:15px}
footer p,footer a{color:#aebcae;font-size:13px}
footer h3{font-size:14px;color:#fff;margin-bottom:14px}
.footer-links{display:grid;gap:8px}
.footer-links a:hover{color:#d8ef9e}
.copyright{border-top:1px solid #3b493d;margin-top:40px;padding-top:18px;color:#8f9f90;font-size:12px;display:flex;justify-content:space-between}
.fixed-cta{position:fixed;right:22px;bottom:22px;z-index:15;background:var(--green);color:#1d3010;border-radius:30px;padding:12px 20px;font-weight:800;box-shadow:0 8px 22px rgba(70,102,22,.2);transition:.2s}
.fixed-cta:hover{background:#b5df55;transform:translateY(-2px)}
:focus-visible{outline:3px solid rgba(154,203,50,.5);outline-offset:3px}
@media(max-width:900px){
 .nav-links{display:none;position:absolute;top:66px;left:20px;right:20px;padding:14px 20px;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch;gap:0}
 .nav-links.open{display:flex}.nav-links a{padding:10px 0}.nav-links a.active:after{display:none}.menu-toggle{display:block}
 .page-head-grid,.guide-layout,.capability-layout{grid-template-columns:1fr}.steps{grid-template-columns:1fr 1fr}.step:nth-child(2){border-right:0}.step:nth-child(-n+2){border-bottom:1px solid var(--line)}
 .footer-grid{grid-template-columns:1.4fr 1fr 1fr}
}
@media(min-width:901px){.menu-toggle{display:none}}
@media(max-width:768px){
 .container{width:min(var(--container),calc(100% - 30px))}
 .nav-wrap{height:66px}.page-head{padding:42px 0}.section-head{display:block}.section-head .section-desc{margin-top:14px}
 section{padding:58px 0}.faq-grid{grid-template-columns:1fr}.cta-inner{display:block}.cta-actions{margin-top:22px}.footer-grid{grid-template-columns:1fr 1fr}.fixed-cta{right:15px;bottom:15px}
}
@media(max-width:520px){
 h1{font-size:34px}.lead{font-size:15px}.head-note{padding:20px}.guide-row{grid-template-columns:38px 1fr;gap:12px;padding:18px}.guide-state{grid-column:2;justify-self:start}.steps,.capability-list{grid-template-columns:1fr}.step{border-right:0;border-bottom:1px solid var(--line)!important;padding:20px 0}.step:last-child{border-bottom:0!important}.footer-grid{grid-template-columns:1fr}.copyright{display:block}.copyright span{display:block;margin-top:5px}.fixed-cta{position:static;display:block;width:max-content;margin:20px auto}
}

/* roulang page: category2 */
:root{
 --green:#9acb32;--green-deep:#527b18;--green-soft:#eef7d9;
 --ink:#182019;--muted:#667067;--paper:#fbfcf8;--line:#e4e9df;
 --warm:#f3a34c;--dark:#202a22;--white:#fff;--radius:14px;
 --shadow:0 12px 32px rgba(39,58,34,.08);--container:1180px
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:82px}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--paper);line-height:1.7}
a{color:inherit;text-decoration:none}
button{font:inherit;border:0;cursor:pointer}
button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid rgba(154,203,50,.7);outline-offset:3px}
.container{width:min(var(--container),calc(100% - 40px));margin-inline:auto}
.site-header{position:sticky;top:0;z-index:20;background:rgba(251,252,248,.96);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav-wrap{height:70px;display:flex;align-items:center;justify-content:space-between;gap:28px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;white-space:nowrap}
.brand-mark{display:grid;place-items:center;width:36px;height:36px;border-radius:11px;background:var(--green);color:#18300c;font-size:17px}
.nav-links{display:flex;align-items:center;gap:23px;font-size:14px;color:#4f5b50}
.nav-links a{padding:23px 0;position:relative;transition:color .2s}
.nav-links a:hover,.nav-links a.active{color:var(--green-deep)}
.nav-links a.active:after{content:"";position:absolute;left:0;right:0;bottom:13px;height:2px;background:var(--green)}
.nav-action,.btn-primary{display:inline-flex;align-items:center;justify-content:center;background:var(--dark);color:#fff;border-radius:9px;padding:11px 18px;font-weight:700;transition:background .2s,transform .2s}
.nav-action:hover,.btn-primary:hover{background:var(--green-deep);transform:translateY(-2px)}
.menu-toggle{display:none;background:var(--green-soft);color:var(--green-deep);padding:8px 11px;border-radius:8px}
main{overflow:hidden}
.breadcrumb-band{padding:22px 0 0;color:var(--muted);font-size:13px}
.breadcrumb-band a:hover{color:var(--green-deep)}
.page-intro{padding:24px 0 44px}
.intro-grid{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(260px,.8fr);gap:54px;align-items:end}
.eyebrow,.section-kicker{font-size:12px;letter-spacing:.08em;color:var(--green-deep);font-weight:800}
h1,h2,h3,p{margin-top:0}
h1{font-size:clamp(34px,4vw,54px);line-height:1.16;margin:12px 0 17px;max-width:760px}
h2{font-size:clamp(25px,3vw,34px);line-height:1.28;margin:8px 0 12px}
h3{line-height:1.4}
.intro-copy{max-width:700px;color:#536052;font-size:17px;margin:0}
.answer-box{border-left:4px solid var(--green);padding:18px 20px;background:#f1f8df;color:#42543a;border-radius:0 10px 10px 0;font-size:14px}
.answer-box strong{display:block;color:var(--ink);font-size:15px;margin-bottom:5px}
section{padding:68px 0;border-top:1px solid var(--line)}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:28px;margin-bottom:30px}
.section-desc{max-width:570px;color:var(--muted);font-size:15px;margin:0}
.filter-row{display:flex;flex-wrap:wrap;gap:9px;margin:22px 0 0}
.filter-tag{display:inline-flex;padding:6px 12px;border:1px solid #dce5d2;border-radius:20px;background:#fff;color:#53634a;font-size:13px}
.filter-tag.current{background:var(--green-soft);border-color:#d6e9b2;color:var(--green-deep);font-weight:700}
.scene-list{display:grid;grid-template-columns:1fr 1fr;gap:0 34px}
.scene-item{display:grid;grid-template-columns:54px 1fr;gap:17px;padding:22px 0;border-top:1px solid var(--line)}
.scene-no{width:44px;height:44px;display:grid;place-items:center;background:var(--green-soft);color:var(--green-deep);border-radius:12px;font-weight:800}
.scene-item h3{font-size:18px;margin:0 0 6px}
.scene-item p{font-size:14px;color:var(--muted);margin:0}
.scene-meta{margin-top:10px;display:flex;gap:8px;flex-wrap:wrap}
.status{font-size:11px;padding:3px 8px;border-radius:5px;background:#f2f4ef;color:#687368}
.status.ready{background:#edf6dc;color:#527b18}
.band{background:#f2f5ed}
.workflow{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:34px;border-top:1px solid #d8e0d2;border-bottom:1px solid #d8e0d2}
.step{position:relative;padding:25px 23px 26px 0}
.step:not(:last-child):after{content:"→";position:absolute;right:12px;top:25px;color:var(--green-deep);font-weight:800}
.step-label{font-size:12px;color:var(--green-deep);font-weight:800}
.step h3{font-size:17px;margin:8px 0}
.step p{font-size:13px;color:var(--muted);margin:0;max-width:220px}
.featured-layout{display:grid;grid-template-columns:1.1fr .9fr;gap:36px;align-items:stretch}
.featured-main{background:var(--dark);color:#fff;padding:32px;border-radius:12px;display:flex;flex-direction:column;justify-content:space-between;min-height:270px}
.featured-main .section-kicker{color:#c7e777}
.featured-main h3{font-size:25px;margin:20px 0 10px}
.featured-main p{color:#c3cdc1;font-size:14px;max-width:470px;margin-bottom:0}
.featured-side{display:grid;align-content:center}
.featured-side article{padding:18px 0;border-bottom:1px solid var(--line)}
.featured-side article:first-child{border-top:1px solid var(--line)}
.featured-side h3{font-size:16px;margin:0 0 5px}
.featured-side p{font-size:13px;color:var(--muted);margin:0}
.timeline{border-left:1px solid #d6dfcf;margin:26px 0 0 8px;padding-left:26px}
.timeline-item{position:relative;padding:0 0 23px}
.timeline-item:before{content:"";position:absolute;width:11px;height:11px;border-radius:50%;background:var(--green);left:-32px;top:7px;border:3px solid var(--paper)}
.timeline-meta{font-size:12px;color:var(--green-deep);font-weight:800}
.timeline-item h3{font-size:16px;margin:4px 0}
.timeline-item p{font-size:14px;color:var(--muted);margin:0}
.faq-list{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.faq-list details{background:#fff;border:1px solid var(--line);border-radius:10px;padding:17px 19px;transition:border-color .2s,box-shadow .2s}
.faq-list details[open]{border-color:#cbdcae;box-shadow:0 5px 18px rgba(39,58,34,.05)}
.faq-list summary{cursor:pointer;list-style:none;font-weight:750;padding-right:24px;position:relative}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary:after{content:"+";position:absolute;right:0;top:0;color:var(--green-deep);font-size:20px;line-height:1}
.faq-list details[open] summary:after{content:"−"}
.faq-list details p{font-size:14px;color:var(--muted);margin:12px 0 0}
.final-cta{background:var(--green-soft);border-top:0;padding:54px 0}
.cta-row{display:flex;justify-content:space-between;align-items:center;gap:25px}
.cta-row h2{margin:0 0 7px}
.cta-row p{color:#596750;margin:0;font-size:14px}
.cta-actions{display:flex;gap:10px;flex-wrap:wrap}
.btn-secondary{display:inline-flex;align-items:center;justify-content:center;border:1px solid #cbd6c4;border-radius:9px;padding:10px 18px;color:var(--green-deep);font-weight:700;background:#fff;transition:.2s}
.btn-secondary:hover{border-color:var(--green);background:#f8fbed}
footer{background:#202a22;color:#dce6d8;padding:52px 0 22px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:35px}
footer .brand{color:#fff;margin-bottom:15px}
footer p,footer a{color:#aebcae;font-size:13px}
footer h3{font-size:14px;color:#fff;margin-bottom:14px}
.footer-links{display:grid;gap:8px}
.footer-links a:hover{color:#d8ef9e}
.copyright{border-top:1px solid #3b493d;margin-top:38px;padding-top:17px;color:#8f9f90;font-size:12px;display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap}
@media(max-width:900px){
 .nav-links{gap:14px;font-size:13px}
 .nav-action{display:none}
 .intro-grid{gap:28px}
 .workflow{grid-template-columns:repeat(2,1fr)}
 .step:nth-child(2):after{display:none}
 .footer-grid{grid-template-columns:1.3fr 1fr 1fr}
 .footer-grid>div:last-child{grid-column:2}
}
@media(max-width:768px){
 .nav-wrap{height:66px}
 .menu-toggle{display:block}
 .nav-links{display:none;position:absolute;top:66px;left:20px;right:20px;padding:12px 18px;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch;gap:0}
 .nav-links.open{display:flex}
 .nav-links a{padding:10px 0}
 .nav-links a.active:after{display:none}
 .intro-grid,.featured-layout{grid-template-columns:1fr}
 .intro-grid{gap:22px}
 .page-intro{padding-bottom:34px}
 section{padding:54px 0}
 .scene-list{grid-template-columns:1fr}
 .scene-item{grid-template-columns:48px 1fr}
 .scene-no{width:40px;height:40px}
 .featured-main{min-height:220px}
 .faq-list{grid-template-columns:1fr}
 .cta-row{align-items:flex-start;flex-direction:column}
}
@media(max-width:520px){
 .container{width:min(var(--container),calc(100% - 32px))}
 h1{font-size:35px}
 .intro-copy{font-size:15px}
 .breadcrumb-band{font-size:12px}
 .workflow{grid-template-columns:1fr}
 .step{padding:18px 30px 18px 0;border-bottom:1px solid #d8e0d2}
 .step:not(:last-child):after{content:"↓";right:6px;top:18px}
 .step:nth-child(2):after{display:block}
 .step p{max-width:none}
 .featured-main{padding:24px}
 .cta-actions{width:100%}
 .cta-actions a{flex:1}
 .footer-grid{grid-template-columns:1fr 1fr;gap:27px 18px}
 .footer-grid>div:first-child{grid-column:1/-1}
 .footer-grid>div:last-child{grid-column:auto}
 .copyright{flex-direction:column;gap:5px}
}
@media(prefers-reduced-motion:reduce){
 *,*::before,*::after{scroll-behavior:auto!important;transition:none!important}
}

/* roulang page: category3 */
:root{
      --green:#9acb32;
      --green-deep:#527b18;
      --green-soft:#eef7d9;
      --ink:#182019;
      --muted:#667067;
      --paper:#fbfcf8;
      --line:#e4e9df;
      --warm:#f3a34c;
      --dark:#202a22;
      --white:#fff;
      --radius:14px;
      --shadow:0 12px 32px rgba(39,58,34,.08);
      --container:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth;scroll-padding-top:82px}
    body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--paper);line-height:1.7}
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button{font:inherit;border:0;cursor:pointer}
    button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid #83ad2c;outline-offset:3px}
    .container{width:min(var(--container),calc(100% - 40px));margin-inline:auto}
    .site-header{position:sticky;top:0;z-index:20;background:rgba(251,252,248,.96);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
    .nav-wrap{height:70px;display:flex;align-items:center;justify-content:space-between;gap:24px;position:relative}
    .brand{display:flex;align-items:center;gap:10px;font-weight:800;white-space:nowrap}
    .brand-mark{display:grid;place-items:center;width:36px;height:36px;border-radius:11px;background:var(--green);color:#18300c;font-size:17px}
    .nav-links{display:flex;align-items:center;gap:15px;font-size:14px;color:#4f5b50}
    .nav-links a{padding:24px 0;position:relative;transition:color .2s}
    .nav-links a:hover,.nav-links a.active{color:var(--green-deep)}
    .nav-links a.active:after{content:"";position:absolute;left:0;right:0;bottom:15px;height:2px;background:var(--green)}
    .nav-action,.btn-primary{display:inline-flex;align-items:center;justify-content:center;background:var(--dark);color:#fff;border-radius:9px;padding:11px 18px;font-weight:700;transition:background .2s,transform .2s}
    .nav-action:hover,.btn-primary:hover{background:var(--green-deep);transform:translateY(-2px)}
    .menu-toggle{display:none;background:var(--green-soft);color:var(--green-deep);padding:8px 12px;border-radius:8px}
    .crumb-band{padding:22px 0 0;color:var(--muted);font-size:13px}
    .crumb-band a{color:var(--green-deep)}
    .crumb-band a:hover{text-decoration:underline}
    .intro{padding:30px 0 48px;border-bottom:1px solid var(--line)}
    .intro-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:54px;align-items:center}
    .eyebrow,.section-kicker{font-size:12px;letter-spacing:0;color:var(--green-deep);font-weight:800}
    h1,h2,h3,p{margin-top:0}
    h1{max-width:760px;margin-bottom:14px;font-size:clamp(34px,4vw,50px);line-height:1.2;letter-spacing:0}
    h2{font-size:30px;line-height:1.3;margin-bottom:10px;letter-spacing:0}
    h3{font-size:18px;line-height:1.4;margin-bottom:8px}
    .intro-copy{max-width:690px;margin:0;color:#536052;font-size:16px}
    .profile-panel{display:flex;align-items:center;gap:15px;padding:18px;background:#fff;border:1px solid var(--line);border-radius:12px}
    .profile-mark{width:54px;height:54px;flex:0 0 54px;display:grid;place-items:center;background:var(--green-soft);border-radius:14px;color:var(--green-deep);font-size:24px;font-weight:900}
    .profile-panel strong{display:block;font-size:15px}
    .profile-panel span{display:block;color:var(--muted);font-size:13px}
    .status-strip{display:flex;gap:10px;flex-wrap:wrap;margin-top:24px}
    .status-pill{display:inline-flex;align-items:center;gap:7px;padding:6px 11px;border:1px solid var(--line);border-radius:999px;background:#fff;color:#52604f;font-size:12px;font-weight:700}
    .status-dot{width:7px;height:7px;border-radius:50%;background:var(--green-deep)}
    main section{padding:62px 0;border-bottom:1px solid var(--line)}
    main section:nth-of-type(even){background:#f5f8ef}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:28px;margin-bottom:26px}
    .section-desc{max-width:560px;margin:0;color:var(--muted);font-size:14px}
    .filter-row{display:flex;gap:8px;flex-wrap:wrap}
    .filter-chip{padding:7px 12px;background:#fff;border:1px solid var(--line);border-radius:7px;color:#52604f;font-size:13px;font-weight:700}
    .filter-chip.current{background:var(--dark);border-color:var(--dark);color:#fff}
    .update-list{display:grid;gap:0;border-top:1px solid var(--line)}
    .update-row{display:grid;grid-template-columns:74px minmax(0,1fr) 120px;gap:20px;align-items:start;padding:22px 16px;border-bottom:1px solid var(--line);transition:background .2s}
    .update-row:hover{background:#fff}
    .rank{font-size:25px;font-weight:900;color:#8aa64c;line-height:1.2}
    .update-meta{font-size:12px;color:var(--green-deep);font-weight:800}
    .update-row h3{margin:5px 0}
    .update-row p{margin:0;color:var(--muted);font-size:14px}
    .label{justify-self:end;padding:5px 9px;border-radius:6px;background:var(--green-soft);color:var(--green-deep);font-size:12px;font-weight:800}
    .label.warm{background:#fff1df;color:#945a19}
    .two-column{display:grid;grid-template-columns:1fr 1fr;gap:28px}
    .plain-panel{padding:26px 0;border-top:3px solid var(--green)}
    .plain-panel h3{font-size:20px}
    .plain-panel p{color:var(--muted);font-size:14px;margin-bottom:0}
    .check-list{list-style:none;padding:0;margin:18px 0 0;display:grid;gap:10px}
    .check-list li{position:relative;padding-left:25px;color:#4e594e;font-size:14px}
    .check-list li:before{content:"";position:absolute;left:0;top:8px;width:12px;height:7px;border-left:2px solid var(--green-deep);border-bottom:2px solid var(--green-deep);transform:rotate(-45deg)}
    .featured-note{display:grid;grid-template-columns:110px 1fr;gap:24px;align-items:center;padding:25px;background:var(--dark);color:#fff;border-radius:12px}
    .featured-number{font-size:50px;line-height:1;font-weight:900;color:#d0c3;font-size:50px;line-height:1;font-weight:900;color:#c7e777}
    .featured-note h3{margin-bottom:8px;color:#fff}
    .featured-note p{margin:0;color:#c9d3c8;font-size:14px}
    .help-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
    .help-card{padding:22px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);transition:transform .2s,box-shadow .2s}
    .help-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
    .help-card .icon{width:38px;height:38px;display:grid;place-items:center;margin-bottom:17px;border-radius:10px;background:var(--green-soft);color:var(--green-deep);font-weight:900}
    .help-card p{margin:0;color:var(--muted);font-size:14px}
    .timeline{border-left:1px solid #c9d6bd;margin:6px 0 0 9px;padding-left:25px}
    .timeline-item{position:relative;padding:0 0 24px}
    .timeline-item:last-child{padding-bottom:0}
    .timeline-item:before{content:"";position:absolute;width:11px;height:11px;border-radius:50%;background:var(--green);left:-31px;top:8px;border:3px solid var(--paper)}
    .timeline-meta{font-size:12px;color:var(--green-deep);font-weight:800}
    .timeline-item h3{font-size:17px;margin:4px 0}
    .timeline-item p{font-size:14px;color:var(--muted);margin:0}
    .faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
    details{background:#fff;border:1px solid var(--line);border-radius:10px;padding:0 18px}
    details[open]{border-color:#c9dca8}
    summary{cursor:pointer;list-style:none;padding:17px 0;font-weight:800}
    summary::-webkit-details-marker{display:none}
    summary:after{content:"＋";float:right;color:var(--green-deep);font-size:20px;font-weight:400;line-height:1}
    details[open] summary:after{content:"−"}
    details p{margin:0;padding:0 0 18px;color:var(--muted);font-size:14px}
    .assurance{display:flex;justify-content:space-between;gap:28px;align-items:center;padding:24px 28px;background:var(--green-soft);border:1px solid #d7e6b8;border-radius:12px}
    .assurance h2{font-size:23px;margin-bottom:7px}
    .assurance p{margin:0;color:#53634d;font-size:14px;max-width:700px}
    .final-cta{background:var(--green-soft)!important;border-bottom:0}
    .final-cta-inner{display:flex;justify-content:space-between;align-items:center;gap:24px}
    .final-cta h2{margin-bottom:8px}
    .final-cta p{margin:0;color:#53634d;font-size:14px}
    footer{background:#202a22;color:#dce6d8;padding:58px 0 22px}
    .footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:35px}
    footer .brand{color:#fff;margin-bottom:15px}
    footer p,footer a{color:#aebcae;font-size:13px}
    footer h3{font-size:14px;color:#fff;margin-bottom:14px}
    .footer-links{display:grid;gap:8px}
    .footer-links a:hover{color:#d8ef9e}
    .copyright{border-top:1px solid #3b493d;margin-top:40px;padding-top:18px;color:#8f9f90;font-size:12px;display:flex;justify-content:space-between;gap:20px}
    .fixed-cta{position:fixed;right:22px;bottom:22px;z-index:15;background:var(--green);color:#1d3010;border-radius:30px;padding:12px 20px;font-weight:800;box-shadow:0 8px 22px rgba(70,102,22,.2);transition:.2s}
    .fixed-cta:hover{background:#b5df55;transform:translateY(-2px)}
    @media (max-width:900px){
      .nav-action{display:none}
      .menu-toggle{display:block}
      .nav-links{display:none;position:absolute;top:66px;left:0;right:0;padding:14px 20px;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch;gap:0}
      .nav-links.open{display:flex}
      .nav-links a{padding:10px 0}
      .nav-links a.active:after{display:none}
      .intro-layout{grid-template-columns:1fr;gap:25px}
      .help-grid{grid-template-columns:1fr 1fr}
      .footer-grid{grid-template-columns:1.5fr 1fr 1fr}
      .footer-grid>div:last-child{grid-column:2}
    }
    @media (max-width:768px){
      .container{width:min(var(--container),calc(100% - 30px))}
      .intro{padding:25px 0 38px}
      main section{padding:48px 0}
      .section-head{display:block;margin-bottom:22px}
      .section-desc{margin-top:8px}
      .two-column,.faq-grid{grid-template-columns:1fr}
      .assurance,.final-cta-inner{display:block}
      .assurance .btn-primary,.final-cta .btn-primary{margin-top:18px}
      .footer-grid{grid-template-columns:1fr 1fr;gap:26px}
      .footer-grid>div:last-child{grid-column:auto}
    }
    @media (max-width:520px){
      h1{font-size:34px}
      h2{font-size:26px}
      .update-row{grid-template-columns:42px 1fr;gap:12px;padding:18px 8px}
      .update-row .label{grid-column:2;justify-self:start}
      .featured-note{grid-template-columns:1fr;gap:12px}
      .featured-number{font-size:40px}
      .help-grid{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr}
      .copyright{display:grid;gap:5px}
      .fixed-cta{left:15px;right:15px;bottom:14px;text-align:center;padding:10px 14px}
    }