/* roulang page: index */
:root{
            --green:#23483b;
            --green-deep:#17362e;
            --green-soft:#dce8df;
            --orange:#bd6b45;
            --orange-soft:#f1dfd2;
            --ink:#1d2925;
            --muted:#6d756f;
            --paper:#f7f4ed;
            --warm:#eeeae2;
            --line:#d9d8cf;
            --white:#fffdf8;
            --shadow:0 16px 40px rgba(37,49,43,.09);
            --radius:14px;
            --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","Microsoft YaHei",Arial,sans-serif;line-height:1.75;font-size:16px}
        a{color:inherit;text-decoration:none;transition:color .25s ease,background .25s ease,border-color .25s ease,transform .25s ease}
        img{display:block;max-width:100%;height:auto}
        button,input,textarea{font:inherit}
        button{cursor:pointer}
        .container{width:min(calc(100% - 48px),var(--container));margin:0 auto}
        .eyebrow{display:inline-flex;align-items:center;gap:10px;color:var(--orange);font-size:13px;font-weight:700;letter-spacing:.12em}
        .eyebrow::before{content:"";width:28px;height:2px;background:var(--orange)}
        .section{padding:104px 0}
        .section-head{display:flex;justify-content:space-between;align-items:end;gap:32px;margin-bottom:42px}
        .section-head h2{margin:12px 0 0;font-size:clamp(28px,3vw,44px);line-height:1.25;letter-spacing:-.04em;color:var(--green-deep)}
        .section-head p{max-width:480px;margin:0;color:var(--muted)}
        .site-header{position:absolute;z-index:10;top:0;left:0;width:100%;padding:24px 0;color:var(--white)}
        .nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:30px}
        .brand{display:flex;align-items:center;gap:13px;min-width:220px}
        .brand-mark{width:42px;height:42px;border:1px solid rgba(255,255,255,.55);border-radius:50%;display:grid;place-items:center;font-size:18px;font-weight:800;position:relative}
        .brand-mark::after{content:"";position:absolute;width:9px;height:9px;background:var(--orange);right:-2px;bottom:2px;border-radius:50%}
        .brand-text strong{display:block;font-size:19px;line-height:1.2;letter-spacing:.04em}
        .brand-text small{display:block;color:rgba(255,255,255,.65);font-size:11px;letter-spacing:.08em;margin-top:3px}
        .main-nav{display:flex;align-items:center;gap:32px;font-size:14px}
        .main-nav a{color:rgba(255,255,255,.82);position:relative}
        .main-nav a::after{content:"";position:absolute;left:0;right:0;bottom:-9px;height:2px;background:var(--orange);transform:scaleX(0);transform-origin:left;transition:transform .25s ease}
        .main-nav a:hover,.main-nav a.active{color:var(--white)}
        .main-nav a.active::after,.main-nav a:hover::after{transform:scaleX(1)}
        .header-action{padding:10px 18px;border:1px solid rgba(255,255,255,.5);font-size:13px;border-radius:8px;color:var(--white)}
        .header-action:hover{background:var(--white);color:var(--green)}
        .hero{min-height:720px;display:flex;align-items:center;color:var(--white);position:relative;overflow:hidden;background:var(--green-deep)}
        .hero::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(23,54,46,.96) 0%,rgba(23,54,46,.84) 45%,rgba(23,54,46,.35) 100%),url("/assets/images/backpic/back-1.jpg") center/cover}
        .hero::after{content:"";position:absolute;right:7%;bottom:9%;width:180px;height:180px;border:1px solid rgba(255,255,255,.22);border-radius:50%;box-shadow:0 0 0 22px rgba(255,255,255,.035),0 0 0 44px rgba(255,255,255,.025)}
        .hero-content{position:relative;z-index:1;padding:130px 0 76px;max-width:720px}
        .hero .eyebrow{color:#e8b093}
        .hero h1{font-size:clamp(42px,6vw,76px);line-height:1.12;letter-spacing:-.06em;margin:22px 0 26px;max-width:720px}
        .hero-copy{font-size:18px;line-height:1.9;color:rgba(255,255,255,.78);max-width:600px;margin:0 0 34px}
        .hero-actions{display:flex;align-items:center;gap:22px;flex-wrap:wrap}
        .btn{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;font-size:14px;gap:10px}
        .btn-primary{background:var(--orange);color:var(--white)}
        .btn-primary:hover{background:#9f5536;transform:translateY(-2px)}
        .btn-light{border-color:rgba(255,255,255,.45);color:var(--white)}
        .btn-light:hover{background:rgba(255,255,255,.12);border-color:var(--white)}
        .text-link{font-weight:700;color:var(--green);display:inline-flex;align-items:center;gap:9px}
        .text-link span{color:var(--orange);transition:transform .25s ease}
        .text-link:hover span{transform:translateX(4px)}
        .hero-meta{display:flex;gap:12px;flex-wrap:wrap;margin-top:65px}
        .hero-meta span{padding:6px 12px;border:1px solid rgba(255,255,255,.22);border-radius:4px;color:rgba(255,255,255,.72);font-size:12px}
        .overview{background:var(--white)}
        .overview-grid{display:grid;grid-template-columns:.72fr 1.28fr;gap:80px;align-items:start}
        .number{font-size:64px;line-height:1;color:var(--orange);font-family:Georgia,serif}
        .overview-title{font-size:32px;line-height:1.35;color:var(--green-deep);margin:25px 0 18px}
        .overview-lead{color:var(--muted);max-width:340px}
        .file-card{border-top:3px solid var(--green);padding:28px 0 0;display:grid;grid-template-columns:1fr 1fr;gap:0 45px}
        .file-card figure{grid-column:1/-1;margin:0 0 28px;overflow:hidden;border-radius:12px;height:245px}
        .file-card figure img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
        .file-card figure:hover img{transform:scale(1.03)}
        .file-item{padding:17px 0;border-bottom:1px solid var(--line)}
        .file-item label{display:block;font-size:12px;color:var(--muted);margin-bottom:4px}
        .file-item strong{font-size:16px;color:var(--green-deep)}
        .business{background:var(--warm)}
        .business-layout{display:grid;grid-template-columns:1.35fr .65fr;gap:20px}
        .focus-card{min-height:420px;position:relative;overflow:hidden;border-radius:var(--radius);background:var(--green-deep);color:var(--white)}
        .focus-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.5;transition:transform .5s ease}
        .focus-card:hover img{transform:scale(1.03)}
        .focus-overlay{position:absolute;inset:0;background:linear-gradient(0deg,rgba(18,44,36,.96),rgba(18,44,36,.05) 70%)}
        .focus-content{position:absolute;left:34px;right:34px;bottom:30px}
        .card-tag{display:inline-block;padding:4px 9px;background:var(--orange-soft);color:#794127;border-radius:4px;font-size:12px;font-weight:700;margin-bottom:15px}
        .focus-content h3{font-size:30px;line-height:1.3;margin:0 0 10px}
        .focus-content p{color:rgba(255,255,255,.75);max-width:500px;margin:0 0 18px}
        .side-business{display:flex;flex-direction:column;gap:12px}
        .side-item{background:var(--white);padding:25px 24px;border:1px solid var(--line);border-radius:12px;flex:1;display:flex;flex-direction:column;justify-content:space-between}
        .side-item:hover{border-color:var(--green);transform:translateX(3px)}
        .side-item .small-num{color:var(--orange);font-size:13px;font-weight:700}
        .side-item h3{font-size:19px;color:var(--green-deep);margin:18px 0 7px}
        .side-item p{font-size:14px;color:var(--muted);margin:0}
        .content-section{background:var(--paper)}
        .content-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:60px}
        .feature-story{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
        .feature-story img{width:100%;height:260px;object-fit:cover}
        .story-body{padding:25px 28px 28px}
        .story-body h3{font-size:24px;line-height:1.4;color:var(--green-deep);margin:10px 0}
        .story-body p{color:var(--muted);margin:0 0 18px}
        .story-date{font-size:12px;color:var(--muted)}
        .article-list{border-top:1px solid var(--line)}
        .article-item{display:grid;grid-template-columns:42px 1fr auto;align-items:center;gap:18px;padding:21px 0;border-bottom:1px solid var(--line)}
        .article-item:hover h3{color:var(--orange)}
        .article-index{font-family:Georgia,serif;color:var(--orange);font-size:21px}
        .article-item h3{font-size:17px;margin:0 0 4px;color:var(--green-deep);transition:color .25s ease}
        .article-item p{font-size:13px;color:var(--muted);margin:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
        .article-arrow{font-size:22px;color:var(--green)}
        .faq{background:var(--white)}
        .faq-grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:80px}
        .faq-intro p{color:var(--muted);max-width:330px}
        .faq-list{border-top:1px solid var(--line)}
        details{border-bottom:1px solid var(--line);padding:19px 0}
        summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;gap:20px;font-weight:700;color:var(--green-deep)}
        summary::-webkit-details-marker{display:none}
        summary::after{content:"＋";color:var(--orange);font-size:20px;font-weight:400}
        details[open]{border-left:3px solid var(--green);padding-left:18px;background:#f0f5ef}
        details[open] summary::after{content:"－"}
        details p{color:var(--muted);font-size:14px;margin:12px 30px 2px 0}
        .contact{background:var(--green-soft)}
        .contact-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px;align-items:start}
        .contact h2{font-size:38px;line-height:1.3;color:var(--green-deep);margin:14px 0}
        .contact-copy{color:#56635b;max-width:390px}
        .contact-note{border-left:3px solid var(--orange);padding:12px 0 12px 17px;margin-top:30px;color:var(--muted);font-size:14px}
        .form-panel{background:var(--white);padding:30px;border-radius:var(--radius);box-shadow:var(--shadow)}
        .form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
        .field{margin-bottom:18px}
        .field label{display:block;color:var(--green-deep);font-weight:700;font-size:13px;margin-bottom:7px}
        .field input,.field textarea,.field select{width:100%;border:1px solid #c9cbc2;background:#fffefa;border-radius:7px;padding:12px 13px;color:var(--ink);outline:none}
        .field textarea{min-height:110px;resize:vertical}
        .field input:focus,.field textarea:focus,.field select:focus{border-color:var(--green);box-shadow:0 0 0 3px rgba(35,72,59,.1)}
        .form-hint{font-size:12px;color:var(--muted);margin:12px 0 0}
        .site-footer{background:var(--green-deep);color:rgba(255,255,255,.7);padding:52px 0 24px}
        .footer-top{display:flex;justify-content:space-between;gap:50px;padding-bottom:42px;border-bottom:1px solid rgba(255,255,255,.16)}
        .footer-brand .brand{margin-bottom:15px}
        .footer-brand p{font-size:13px;max-width:300px;margin:0;color:rgba(255,255,255,.58)}
        .footer-links{display:flex;gap:70px}
        .footer-links h3{font-size:13px;color:var(--white);margin:0 0 14px}
        .footer-links a{display:block;font-size:13px;margin:7px 0;color:rgba(255,255,255,.62)}
        .footer-links a:hover{color:#e9b08f}
        .copyright{display:flex;justify-content:space-between;gap:20px;padding-top:20px;font-size:12px;color:rgba(255,255,255,.43)}
        :focus-visible{outline:3px solid rgba(189,107,69,.55);outline-offset:3px}
        @media(max-width:1024px){
            .main-nav{gap:18px}.header-action{display:none}
            .overview-grid,.faq-grid{gap:45px}
            .business-layout{grid-template-columns:1fr .8fr}
        }
        @media(max-width:768px){
            .container{width:min(calc(100% - 34px),var(--container))}
            .section{padding:68px 0}
            .site-header{padding:17px 0}
            .brand{min-width:0}.brand-text strong{font-size:17px}.brand-text small{display:none}
            .main-nav{display:none}
            .hero{min-height:680px}.hero-content{padding:120px 0 60px}
            .hero h1{font-size:clamp(40px,11vw,58px)}
            .hero-copy{font-size:16px}
            .overview-grid,.content-grid,.faq-grid,.contact-grid{grid-template-columns:1fr;gap:36px}
            .overview-title{font-size:28px}
            .file-card{grid-template-columns:1fr}
            .business-layout{grid-template-columns:1fr}
            .focus-card{min-height:370px}
            .section-head{display:block;margin-bottom:28px}
            .section-head p{margin-top:16px}
            .footer-top{display:block}.footer-links{margin-top:35px;gap:45px}
            .copyright{display:block}.copyright span{display:block;margin-top:8px}
        }
        @media(max-width:520px){
            .hero-meta{margin-top:42px}
            .hero-actions{align-items:stretch;flex-direction:column;gap:12px}
            .hero-actions .btn{width:100%}
            .form-panel{padding:22px 18px}
            .form-row{grid-template-columns:1fr;gap:0}
            .file-card figure{height:190px}
            .article-item{grid-template-columns:30px 1fr auto;gap:10px}
            .article-item p{display:none}
            .footer-links{display:grid;grid-template-columns:1fr 1fr;gap:20px}
        }

/* roulang page: category1 */
:root{
 --green:#23483b;
 --green-deep:#17362e;
 --green-soft:#dce8df;
 --orange:#bd6b45;
 --orange-soft:#f1dfd2;
 --ink:#1d2925;
 --muted:#6d756f;
 --paper:#f7f4ed;
 --warm:#eeeae2;
 --line:#d9d8cf;
 --white:#fffdf8;
 --shadow:0 16px 40px rgba(37,49,43,.09);
 --radius:14px;
 --container:1200px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;line-height:1.75;font-size:16px}
a{color:inherit;text-decoration:none;transition:color .25s ease,background .25s ease,border-color .25s ease,transform .25s ease}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid rgba(189,107,69,.35);outline-offset:3px}
img{display:block;max-width:100%;height:auto}
button,input,textarea{font:inherit}
button{cursor:pointer}
.container{width:min(calc(100% - 48px),var(--container));margin:0 auto}
.section{padding:100px 0}
.eyebrow{display:inline-flex;align-items:center;gap:10px;color:var(--orange);font-size:13px;font-weight:700;letter-spacing:.12em}
.eyebrow::before{content:"";width:28px;height:2px;background:var(--orange)}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:32px;margin-bottom:42px}
.section-head h2{margin:12px 0 0;font-size:clamp(28px,3vw,44px);line-height:1.25;letter-spacing:-.04em;color:var(--green-deep)}
.section-head p{max-width:480px;margin:0;color:var(--muted)}
.site-header{position:relative;z-index:10;width:100%;padding:22px 0;background:var(--green-deep);color:var(--white)}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:30px}
.brand{display:flex;align-items:center;gap:13px;min-width:220px}
.brand-mark{width:42px;height:42px;border:1px solid rgba(255,255,255,.55);border-radius:50%;display:grid;place-items:center;font-size:18px;font-weight:800;position:relative}
.brand-mark::after{content:"";position:absolute;width:9px;height:9px;background:var(--orange);right:-2px;bottom:2px;border-radius:50%}
.brand-text strong{display:block;font-size:19px;line-height:1.2;letter-spacing:.04em}
.brand-text small{display:block;color:rgba(255,255,255,.65);font-size:11px;letter-spacing:.08em;margin-top:3px}
.main-nav{display:flex;align-items:center;gap:32px;font-size:14px}
.main-nav a{color:rgba(255,255,255,.78);position:relative}
.main-nav a::after{content:"";position:absolute;left:0;right:0;bottom:-9px;height:2px;background:var(--orange);transform:scaleX(0);transform-origin:left;transition:transform .25s ease}
.main-nav a:hover,.main-nav a.active{color:var(--white)}
.main-nav a.active::after,.main-nav a:hover::after{transform:scaleX(1)}
.header-action{padding:10px 18px;border:1px solid rgba(255,255,255,.5);font-size:13px;border-radius:8px;color:var(--white)}
.header-action:hover{background:var(--white);color:var(--green)}
.page-hero{padding:88px 0 82px;background:var(--warm);position:relative;overflow:hidden}
.page-hero::after{content:"业务 / 01";position:absolute;right:5%;bottom:30px;color:rgba(35,72,59,.12);font-size:clamp(48px,9vw,120px);font-weight:800;letter-spacing:-.08em}
.page-hero-grid{display:grid;grid-template-columns:1fr .78fr;gap:80px;align-items:center;position:relative;z-index:1}
.page-hero h1{font-size:clamp(40px,5vw,68px);line-height:1.18;letter-spacing:-.06em;color:var(--green-deep);margin:20px 0 22px;max-width:650px}
.page-hero p{max-width:610px;color:var(--muted);font-size:18px;margin:0}
.breadcrumb{display:flex;gap:10px;color:var(--muted);font-size:13px;margin-bottom:22px}
.breadcrumb a:hover{color:var(--orange)}
.hero-image{height:310px;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);position:relative}
.hero-image::before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(35,72,59,.08),rgba(189,107,69,.16));z-index:1}
.hero-image img{width:100%;height:100%;object-fit:cover}
.topic-bar{border-bottom:1px solid var(--line);background:var(--paper)}
.topic-list{display:flex;gap:30px;align-items:center;min-height:72px;overflow:auto}
.topic-list a{font-size:14px;color:var(--muted);white-space:nowrap;padding:22px 0;border-bottom:2px solid transparent}
.topic-list a:hover,.topic-list a.active{color:var(--green);border-color:var(--orange);font-weight:700}
.intro-grid{display:grid;grid-template-columns:.72fr 1.28fr;gap:90px;align-items:start}
.intro-title{font-size:32px;line-height:1.35;color:var(--green-deep);margin:20px 0 18px}
.intro-copy{color:var(--muted);max-width:350px}
.info-panel{background:var(--white);border-top:3px solid var(--green);padding:30px 34px;border-radius:0 0 var(--radius) var(--radius)}
.info-panel h3{margin:0 0 16px;color:var(--green-deep);font-size:22px}
.info-panel p{color:var(--muted);margin:0 0 20px}
.info-points{display:grid;grid-template-columns:1fr 1fr;gap:0 34px}
.info-point{padding:15px 0;border-top:1px solid var(--line)}
.info-point strong{display:block;color:var(--green-deep);font-size:15px}
.info-point span{display:block;color:var(--muted);font-size:13px;margin-top:3px}
.service-section{background:var(--warm)}
.service-layout{display:grid;grid-template-columns:1.12fr .88fr;gap:22px}
.feature-service{background:var(--green-deep);color:var(--white);border-radius:var(--radius);overflow:hidden;min-height:430px;position:relative}
.feature-service img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.42;transition:transform .5s ease}
.feature-service:hover img{transform:scale(1.03)}
.feature-content{position:absolute;inset:auto 36px 32px;z-index:1}
.feature-content h3{font-size:30px;line-height:1.3;margin:12px 0}
.feature-content p{color:rgba(255,255,255,.76);max-width:510px;margin:0}
.service-side{display:flex;flex-direction:column;gap:22px}
.service-item{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:26px 28px;flex:1}
.service-item:hover{border-color:var(--green);transform:translateX(3px);box-shadow:var(--shadow)}
.service-number{color:var(--orange);font-weight:700;font-size:13px}
.service-item h3{font-size:20px;color:var(--green-deep);margin:14px 0 7px}
.service-item p{font-size:14px;color:var(--muted);margin:0}
.process-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:90px}
.process-list{border-top:1px solid var(--line)}
.process-row{display:grid;grid-template-columns:75px 1fr;gap:20px;padding:24px 0;border-bottom:1px solid var(--line)}
.process-row b{color:var(--orange);font-size:14px}
.process-row h3{font-size:19px;color:var(--green-deep);margin:0 0 4px}
.process-row p{color:var(--muted);font-size:14px;margin:0}
.scene-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.scene-card{background:var(--white);border:1px solid var(--line);border-radius:12px;padding:28px 24px}
.scene-card:nth-child(2){margin-top:28px}
.scene-card:nth-child(3){margin-top:56px}
.scene-card h3{font-size:19px;color:var(--green-deep);margin:16px 0 8px}
.scene-card p{color:var(--muted);font-size:14px;margin:0}
.scene-icon{width:38px;height:38px;display:grid;place-items:center;background:var(--green-soft);color:var(--green);border-radius:8px;font-weight:800}
.faq-section{background:var(--warm)}
.faq-list{max-width:900px;margin:0 auto}
.faq-list details{background:var(--white);border-bottom:1px solid var(--line);padding:0 24px}
.faq-list details:first-child{border-top:1px solid var(--line)}
.faq-list details[open]{border-left:3px solid var(--orange);background:#f2f5ef}
.faq-list summary{list-style:none;cursor:pointer;padding:22px 34px 22px 0;color:var(--green-deep);font-weight:700;position:relative}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary::after{content:"＋";position:absolute;right:0;color:var(--orange);font-size:22px;font-weight:400}
.faq-list details[open] summary::after{content:"－"}
.faq-answer{padding:0 35px 22px 0;color:var(--muted);font-size:14px}
.cta-section{padding:78px 0;background:var(--orange-soft)}
.cta-box{display:flex;justify-content:space-between;align-items:center;gap:35px}
.cta-box h2{margin:0 0 10px;color:var(--green-deep);font-size:clamp(28px,4vw,44px);line-height:1.25}
.cta-box p{margin:0;color:#6e5d54;max-width:620px}
.btn{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;font-size:14px;gap:10px}
.btn-primary{background:var(--green);color:var(--white)}
.btn-primary:hover{background:var(--green-deep);transform:translateY(-2px)}
.text-link{font-weight:700;color:var(--green);display:inline-flex;align-items:center;gap:9px}
.text-link span{color:var(--orange);transition:transform .25s ease}
.text-link:hover span{transform:translateX(4px)}
.site-footer{background:var(--green-deep);color:var(--white);padding:68px 0 24px}
.footer-top{display:flex;justify-content:space-between;gap:60px;padding-bottom:52px}
.footer-brand p{color:rgba(255,255,255,.62);font-size:14px;margin:18px 0 0}
.footer-links{display:flex;gap:100px}
.footer-links div{display:flex;flex-direction:column;gap:9px}
.footer-links h3{font-size:14px;margin:0 0 9px;color:var(--white)}
.footer-links a{font-size:13px;color:rgba(255,255,255,.62)}
.footer-links a:hover{color:#e8b093}
.copyright{border-top:1px solid rgba(255,255,255,.16);padding-top:20px;display:flex;justify-content:space-between;gap:20px;color:rgba(255,255,255,.5);font-size:12px}
@media(max-width:1024px){
 .page-hero-grid,.intro-grid,.process-grid{gap:45px}
 .footer-links{gap:45px}
}
@media(max-width:768px){
 .container{width:min(calc(100% - 34px),var(--container))}
 .site-header{padding:16px 0}
 .nav-wrap{gap:12px}
 .brand{min-width:auto}
 .brand-text small{display:none}
 .main-nav{gap:14px;font-size:13px}
 .header-action{display:none}
 .page-hero{padding:60px 0}
 .page-hero-grid,.intro-grid,.process-grid,.service-layout{grid-template-columns:1fr}
 .page-hero-grid{gap:35px}
 .page-hero h1{font-size:clamp(38px,10vw,58px)}
 .hero-image{height:240px}
 .section{padding:64px 0}
 .section-head,.cta-box,.footer-top{display:block}
 .section-head p{margin-top:18px}
 .info-points{gap:0 18px}
 .feature-service{min-height:360px}
 .scene-cards{grid-template-columns:1fr}
 .scene-card:nth-child(2),.scene-card:nth-child(3){margin-top:0}
 .cta-box .btn{margin-top:25px}
 .footer-links{margin-top:35px;display:grid;grid-template-columns:1fr 1fr;gap:25px}
 .copyright{display:block}
 .copyright span{display:block;margin-top:8px}
}
@media(max-width:520px){
 .main-nav{gap:9px}
 .main-nav a{font-size:12px}
 .brand-mark{width:36px;height:36px;font-size:16px}
 .brand-text strong{font-size:16px}
 .page-hero h1{font-size:38px}
 .page-hero p{font-size:16px}
 .topic-list{gap:22px}
 .info-panel{padding:24px 20px}
 .info-points{grid-template-columns:1fr}
 .process-row{grid-template-columns:54px 1fr;gap:10px}
}