/* roulang page: index */
:root{
            --ink:#28221f;
            --muted:#766b64;
            --paper:#f8f4ef;
            --surface:#fffdf9;
            --cream:#efe5d8;
            --brand:#a94e35;
            --brand-dark:#7e3427;
            --accent:#d7a34b;
            --accent-soft:#f5e7c6;
            --sage:#596b5d;
            --line:#e3d8cb;
            --success:#50735b;
            --danger:#a64b45;
            --radius:18px;
            --radius-sm:10px;
            --shadow:0 16px 45px rgba(71,45,28,.09);
            --shadow-soft:0 7px 20px rgba(71,45,28,.07);
            --container:1180px;
            --section:92px;
            --ease:all .25s ease;
        }
        *,*::before,*::after{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{
            margin:0;
            color:var(--ink);
            background:var(--paper);
            font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
            font-size:16px;
            line-height:1.8;
            -webkit-font-smoothing:antialiased;
        }
        img{display:block;max-width:100%;height:auto}
        a{color:inherit;text-decoration:none}
        button,input,select,textarea{font:inherit}
        button{cursor:pointer}
        h1,h2,h3,h4,p,ul,ol{margin-top:0}
        h1,h2,h3,h4{line-height:1.25;letter-spacing:-.03em}
        p{margin-bottom:16px}
        ul,ol{padding-left:0;list-style:none}
        :focus-visible{outline:3px solid rgba(215,163,75,.85);outline-offset:4px}
        .container{width:min(calc(100% - 40px),var(--container));margin-inline:auto}
        .eyebrow{
            display:inline-flex;align-items:center;gap:8px;
            color:var(--brand);font-size:12px;font-weight:800;letter-spacing:.14em;
            text-transform:uppercase;
        }
        .eyebrow::before{content:"";width:25px;height:2px;background:var(--accent)}
        .section{padding:var(--section) 0}
        .section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:35px}
        .section-head h2{font-size:clamp(28px,4vw,45px);margin:10px 0 0}
        .section-head p{max-width:530px;color:var(--muted);margin:0}
        .topbar{background:var(--ink);color:#f7ede1;font-size:13px}
        .topbar .container{display:flex;justify-content:space-between;gap:20px;padding:8px 0}
        .topbar strong{color:#f0c875}
        .header{
            position:sticky;top:0;z-index:20;background:rgba(248,244,239,.94);
            border-bottom:1px solid var(--line);backdrop-filter:blur(14px);
        }
        .nav{height:76px;display:flex;align-items:center;gap:34px}
        .logo{display:flex;align-items:center;gap:11px;font-weight:900;white-space:nowrap}
        .logo-mark{width:34px;height:34px;display:grid;place-items:center;border-radius:9px;background:var(--brand);color:white;font-size:17px}
        .logo-text{font-size:17px;letter-spacing:-.04em}
        .nav-links{display:flex;align-items:center;gap:7px;margin-left:auto}
        .nav-links a,.nav-drop{
            position:relative;padding:10px 14px;border-radius:9px;color:var(--muted);font-size:14px;font-weight:700;
            transition:var(--ease);
        }
        .nav-links a:hover,.nav-links a.active,.nav-drop:hover{color:var(--brand);background:#f1e7dd}
        .nav-drop{border:0;background:transparent}
        .nav-drop::after{content:"⌄";font-size:13px;margin-left:7px}
        .mega{
            position:absolute;right:0;top:54px;width:305px;padding:20px;background:var(--surface);
            border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);
            opacity:0;visibility:hidden;transform:translateY(8px);transition:var(--ease);
        }
        .nav-more{position:relative}
        .nav-more:hover .mega,.nav-more:focus-within .mega{opacity:1;visibility:visible;transform:none}
        .mega-title{font-size:12px;color:var(--brand);font-weight:800;margin-bottom:10px}
        .mega a{display:block;padding:9px 10px;border-radius:8px}
        .mega a strong{display:block;color:var(--ink);font-size:14px}
        .mega a span{display:block;color:var(--muted);font-size:12px;font-weight:400}
        .mega a:hover{background:var(--cream)}
        .nav-cta,.btn{
            display:inline-flex;align-items:center;justify-content:center;gap:9px;border:1px solid transparent;
            border-radius:10px;padding:12px 20px;font-weight:800;font-size:14px;transition:var(--ease);
        }
        .nav-cta,.btn-primary{background:var(--brand);color:#fff8f1}
        .nav-cta:hover,.btn-primary:hover{background:var(--brand-dark);transform:translateY(-2px);box-shadow:0 8px 18px rgba(126,52,39,.2)}
        .btn-secondary{background:transparent;border-color:var(--brand);color:var(--brand)}
        .btn-secondary:hover{background:var(--brand);color:#fff}
        .menu-toggle{display:none;border:0;background:transparent;font-size:25px;color:var(--ink)}
        .hero{padding:74px 0 64px;background:var(--cream);border-bottom:1px solid var(--line)}
        .hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:65px;align-items:center}
        .hero h1{font-size:clamp(39px,5.6vw,70px);max-width:700px;margin:15px 0 23px}
        .hero h1 em{font-style:normal;color:var(--brand)}
        .hero-copy{max-width:640px;color:var(--muted);font-size:17px;line-height:1.95}
        .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:30px 0 27px}
        .trust-line{display:flex;flex-wrap:wrap;gap:17px;color:var(--sage);font-size:13px;font-weight:700}
        .trust-line span{display:flex;align-items:center;gap:6px}
        .trust-line i{width:8px;height:8px;border-radius:50%;background:var(--success);display:inline-block}
        .hero-panel{position:relative;background:var(--surface);padding:26px;border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow);overflow:hidden}
        .hero-panel::before{content:"";position:absolute;right:-55px;top:-55px;width:160px;height:160px;border:28px solid var(--accent-soft);border-radius:50%}
        .panel-top{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);padding-bottom:17px;margin-bottom:18px}
        .panel-top strong{font-size:18px}.panel-status{color:var(--success);font-size:12px;font-weight:800}
        .focus-card{padding:22px;background:#f4eadc;border-radius:15px;margin-bottom:18px}
        .focus-card h3{font-size:25px;margin:10px 0 5px}
        .focus-card p{color:var(--muted);font-size:14px;margin:0}
        .tag{display:inline-flex;align-items:center;padding:4px 9px;border-radius:99px;background:var(--accent-soft);color:#76531e;font-size:11px;font-weight:800}
        .panel-list li{display:flex;align-items:center;justify-content:space-between;padding:12px 0;border-bottom:1px dashed var(--line);font-size:14px}
        .panel-list li:last-child{border:0}.panel-list small{color:var(--muted)}
        .strip{background:var(--brand);color:#fff2e5;padding:13px 0}
        .strip .container{display:flex;justify-content:space-between;gap:20px;align-items:center}
        .strip strong{font-size:14px}.strip span{font-size:13px;opacity:.85}
        .feature-layout{display:grid;grid-template-columns:1.1fr .9fr;gap:22px}
        .feature-main,.feature-side,.scene,.case-card,.price-card,.info-list,.form-card{
            background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-soft)
        }
        .feature-main{padding:34px;min-height:300px;display:flex;flex-direction:column;justify-content:space-between}
        .feature-main h3{font-size:31px;max-width:480px;margin:14px 0}
        .feature-main p{color:var(--muted);max-width:570px}
        .feature-side{padding:20px}
        .feature-side li{padding:17px 10px;border-bottom:1px solid var(--line);display:grid;grid-template-columns:42px 1fr;gap:12px}
        .feature-side li:last-child{border:0}
        .number{width:34px;height:34px;border-radius:50%;background:var(--cream);color:var(--brand);display:grid;place-items:center;font-weight:900}
        .feature-side strong{display:block;margin-bottom:3px}.feature-side span{display:block;color:var(--muted);font-size:13px}
        .scenes{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
        .scene{padding:23px;transition:var(--ease);position:relative}
        .scene:hover{transform:translateY(-5px);border-color:var(--brand);box-shadow:var(--shadow)}
        .scene-no{color:var(--accent);font-size:28px;font-weight:900}
        .scene h3{font-size:19px;margin:15px 0 9px}.scene p{color:var(--muted);font-size:13px;line-height:1.75;margin:0}
        .scene .tag{margin-top:20px;background:#e7eee7;color:var(--sage)}
        .cases-wrap{display:grid;grid-template-columns:.75fr 1.25fr;gap:25px}
        .case-index{padding:10px 0}.case-index a{display:block;padding:17px 19px;border-left:3px solid transparent;color:var(--muted);border-bottom:1px solid var(--line);font-weight:700}
        .case-index a.active,.case-index a:hover{border-left-color:var(--brand);background:var(--cream);color:var(--brand)}
        .case-card{padding:35px;background:var(--ink);color:#fff5eb;border-color:var(--ink)}
        .case-card .tag{background:#5c493b;color:#f8d38d}.case-card h3{font-size:30px;margin:20px 0 13px}.case-card p{color:#d5c7bc;max-width:620px}
        .result-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:27px}.result{padding:12px 15px;border:1px solid #66574d;border-radius:10px;color:#f5d28c;font-size:13px}
        .group-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:17px}
        .group-card{padding:24px;background:var(--surface);border:1px solid var(--line);border-radius:15px}
        .group-card.featured{background:#f2dfc9;border-color:#d5aa78}.group-card h3{margin:15px 0 8px;font-size:23px}.group-card p{color:var(--muted);font-size:13px;min-height:48px}
        .group-price{font-size:27px;font-weight:900;color:var(--brand);margin:18px 0}.group-price small{font-size:12px;color:var(--muted);font-weight:500}
        .group-card ul{color:var(--muted);font-size:13px;line-height:2.1;margin-bottom:20px}.group-card li::before{content:"✓";color:var(--success);font-weight:900;margin-right:8px}
        .info-layout{display:grid;grid-template-columns:1.25fr .75fr;gap:22px}
        .info-list{padding:14px 25px}.info-row{display:flex;gap:20px;align-items:center;padding:18px 0;border-bottom:1px solid var(--line)}
        .info-row:last-child{border:0}.info-date{font-size:12px;color:var(--brand);font-weight:800;min-width:72px}.info-row a{font-weight:750}.info-row a:hover{color:var(--brand)}
        .side-note{padding:27px;background:var(--sage);color:#f6f0df;border-radius:var(--radius);position:relative;overflow:hidden}.side-note h3{font-size:25px}.side-note p{color:#dce4d9;font-size:14px}.side-note a{display:inline-flex;margin-top:13px;color:#f6d68f;font-weight:800}
        .steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.step{padding:24px 0;border-top:3px solid var(--brand)}.step b{color:var(--brand);font-size:13px}.step h3{font-size:20px;margin:11px 0 7px}.step p{color:var(--muted);font-size:14px;margin:0}
        .faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:13px}.faq-item{background:var(--surface);border:1px solid var(--line);border-radius:12px;overflow:hidden}.faq-item summary{padding:18px 20px;font-weight:800;cursor:pointer;list-style:none}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary::after{content:"＋";float:right;color:var(--brand);font-size:19px}.faq-item[open] summary::after{content:"−"}.faq-item p{padding:0 20px 18px;color:var(--muted);font-size:14px;margin:0}
        .cta-section{padding:70px 0}.cta-box{background:var(--brand);border-radius:23px;padding:42px 48px;color:#fff7ee;display:flex;justify-content:space-between;align-items:center;gap:30px}.cta-box h2{font-size:34px;margin:0 0 10px}.cta-box p{color:#f5d8c7;margin:0;max-width:620px}.cta-box .btn{background:#f5d18a;color:#4d321d}.cta-box .btn:hover{background:#fff0c9}
        .footer{background:#29231f;color:#ded0c4;padding:54px 0 23px}.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:35px;padding-bottom:38px;border-bottom:1px solid #51463f}.footer .logo{color:#fff5ec;margin-bottom:15px}.footer p{color:#a99b91;font-size:13px;max-width:300px}.footer h3{font-size:14px;color:#f4d08c;margin-bottom:13px}.footer li{margin:8px 0;color:#b8aaa0;font-size:13px}.footer a:hover{color:#f4d08c}.copyright{display:flex;justify-content:space-between;gap:20px;padding-top:20px;color:#96877d;font-size:12px}
        .form-card{padding:28px}.form-card h3{font-size:25px;margin-bottom:8px}.form-card p{color:var(--muted);font-size:13px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:13px}.field{display:flex;flex-direction:column;gap:6px}.field.full{grid-column:1/-1}.field label{font-size:13px;font-weight:800}.field input,.field select,.field textarea{width:100%;padding:12px 13px;border:1px solid var(--line);border-radius:9px;background:#fffefa;color:var(--ink);transition:var(--ease)}.field textarea{min-height:95px;resize:vertical}.field input:hover,.field select:hover,.field textarea:hover{border-color:#c7a689}.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(169,78,53,.12);outline:0}.check{display:flex;gap:8px;align-items:center;color:var(--muted);font-size:12px;margin:13px 0}.form-message{font-size:13px;color:var(--success);display:none;margin-top:10px}.form-message.show{display:block}
        @media(max-width:1023px){.nav{gap:15px}.nav-links{gap:0}.hero-grid{gap:35px}.scenes{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:2fr 1fr 1fr}.footer-grid>div:last-child{grid-column:2/4}}
        @media(max-width:767px){:root{--section:64px}.container{width:min(calc(100% - 28px),var(--container))}.topbar .container{display:block;text-align:center}.topbar span{display:none}.nav{height:65px}.logo-text{font-size:14px}.nav-cta,.nav-links{display:none}.menu-toggle{display:block;margin-left:auto}.nav.open .nav-links{position:absolute;display:flex;top:65px;left:0;right:0;background:var(--surface);border-bottom:1px solid var(--line);box-shadow:var(--shadow);padding:13px;flex-direction:column;align-items:stretch}.nav.open .nav-links a,.nav.open .nav-drop{display:block;width:100%;text-align:left}.nav.open .nav-cta{display:inline-flex;margin:9px 13px}.mega{position:static;width:auto;display:none}.nav-more:hover .mega,.nav-more:focus-within .mega{display:block;opacity:1;visibility:visible;transform:none;box-shadow:none;border:0;background:#f7efe6}.hero{padding:55px 0 45px}.hero-grid,.feature-layout,.cases-wrap,.info-layout{grid-template-columns:1fr}.hero h1{font-size:42px}.hero-copy{font-size:15px}.hero-panel{padding:20px}.section-head{display:block;margin-bottom:25px}.section-head p{margin-top:13px}.feature-main{padding:25px}.feature-main h3{font-size:27px}.group-grid,.steps{grid-template-columns:1fr}.group-card.featured{order:-1}.faq-grid{grid-template-columns:1fr}.cta-box{display:block;padding:31px 25px}.cta-box h2{font-size:28px}.cta-box .btn{margin-top:22px}.footer-grid{grid-template-columns:1fr 1fr;gap:25px}.footer-grid>div:first-child{grid-column:1/-1}.footer-grid>div:last-child{grid-column:auto}.copyright{display:block}.copyright span{display:block;margin-top:8px}.form-grid{grid-template-columns:1fr}.field.full{grid-column:auto}.strip .container{display:block}.strip span{display:block}.info-row{align-items:flex-start;gap:10px;display:block}.info-date{display:block;margin-bottom:4px}}
        @media(max-width:520px){.hero h1{font-size:35px}.hero-actions{display:grid}.hero-actions .btn{width:100%}.scenes{grid-template-columns:1fr}.logo-mark{width:30px;height:30px}.logo-text{max-width:185px;white-space:normal;line-height:1.2}.result-row{display:grid}.result{display:block}}

/* roulang page: category2 */
:root{
 --ink:#28221f;--muted:#766b64;--paper:#f8f4ef;--surface:#fffdf9;--cream:#efe5d8;
 --brand:#a94e35;--brand-dark:#7e3427;--accent:#d7a34b;--accent-soft:#f5e7c6;
 --sage:#596b5d;--line:#e3d8cb;--success:#50735b;--danger:#a64b45;
 --radius:18px;--radius-sm:10px;--shadow:0 16px 45px rgba(71,45,28,.09);
 --shadow-soft:0 7px 20px rgba(71,45,28,.07);--container:1180px;--section:78px;
 --ease:all .25s ease;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;color:var(--ink);background:var(--paper);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.8;-webkit-font-smoothing:antialiased}
h1,h2,h3,p,ul,ol{margin-top:0}
h1,h2,h3{line-height:1.25;letter-spacing:-.035em}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%;height:auto}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
.container{width:min(calc(100% - 40px),var(--container));margin-inline:auto}
.topbar{background:var(--ink);color:#f7ede1;font-size:13px}
.topbar .container{display:flex;justify-content:space-between;gap:20px;padding:8px 0}
.topbar strong{color:#f0c875}
.header{position:sticky;top:0;z-index:20;background:rgba(248,244,239,.95);border-bottom:1px solid var(--line);backdrop-filter:blur(14px)}
.nav{height:76px;display:flex;align-items:center;gap:30px}
.logo{display:flex;align-items:center;gap:11px;font-weight:900;white-space:nowrap}
.logo-mark{width:34px;height:34px;display:grid;place-items:center;border-radius:9px;background:var(--brand);color:white;font-size:17px}
.logo-text{font-size:17px;letter-spacing:-.04em}
.nav-links{display:flex;align-items:center;gap:7px;margin-left:auto}
.nav-links a,.nav-drop{position:relative;padding:10px 14px;border-radius:9px;color:var(--muted);font-size:14px;font-weight:700;transition:var(--ease)}
.nav-links a:hover,.nav-links a.active,.nav-drop:hover{color:var(--brand);background:#f1e7dd}
.nav-drop{border:0;background:transparent}
.nav-drop::after{content:"⌄";font-size:13px;margin-left:7px}
.nav-more{position:relative}
.mega{position:absolute;right:0;top:54px;width:305px;padding:20px;background:var(--surface);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);opacity:0;visibility:hidden;transform:translateY(8px);transition:var(--ease)}
.nav-more:hover .mega,.nav-more:focus-within .mega{opacity:1;visibility:visible;transform:none}
.mega-title{font-size:12px;color:var(--brand);font-weight:800;margin-bottom:10px}
.mega a{display:block;padding:9px 10px;border-radius:8px}
.mega a strong{display:block;color:var(--ink);font-size:14px}
.mega a span{display:block;color:var(--muted);font-size:12px;font-weight:400}
.mega a:hover{background:var(--cream)}
.nav-cta,.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border:1px solid transparent;border-radius:10px;padding:12px 20px;font-weight:800;font-size:14px;transition:var(--ease)}
.nav-cta,.btn-primary{background:var(--brand);color:#fff8f1}
.nav-cta:hover,.btn-primary:hover{background:var(--brand-dark);transform:translateY(-2px);box-shadow:0 8px 18px rgba(126,52,39,.2)}
.btn-secondary{background:transparent;border-color:var(--brand);color:var(--brand)}
.btn-secondary:hover{background:var(--brand);color:#fff}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid rgba(215,163,75,.75);outline-offset:3px}
.menu-toggle{display:none;border:0;background:transparent;font-size:25px;color:var(--ink)}
.hero{padding:62px 0 52px;background:var(--cream);border-bottom:1px solid var(--line)}
.breadcrumb{display:flex;gap:9px;align-items:center;color:var(--muted);font-size:13px;margin-bottom:30px}
.breadcrumb span{color:var(--brand)}
.hero-grid{display:grid;grid-template-columns:1.04fr .96fr;gap:70px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--brand);font-size:12px;font-weight:800;letter-spacing:.12em}
.eyebrow:before{content:"";width:25px;height:2px;background:var(--accent)}
.hero h1{font-size:clamp(38px,5.5vw,68px);margin:14px 0 20px;max-width:680px}
.hero h1 em{font-style:normal;color:var(--brand)}
.hero-copy{max-width:640px;color:var(--muted);font-size:17px;line-height:1.95}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.experience-board{background:var(--surface);border:1px solid var(--line);border-radius:24px;padding:25px;box-shadow:var(--shadow);position:relative;overflow:hidden}
.experience-board:after{content:"";position:absolute;width:190px;height:190px;border:26px solid var(--accent-soft);border-radius:50%;right:-85px;top:-80px}
.board-top{display:flex;justify-content:space-between;gap:15px;align-items:center;border-bottom:1px solid var(--line);padding-bottom:17px}
.board-top strong{font-size:20px}
.badge,.tag{display:inline-flex;align-items:center;padding:4px 10px;border-radius:99px;background:var(--accent-soft);color:#76531e;font-size:11px;font-weight:800}
.board-feature{padding:22px 0 18px;border-bottom:1px dashed var(--line)}
.board-feature h3{font-size:27px;margin:8px 0}
.board-feature p{color:var(--muted);font-size:14px;margin:0}
.board-row{display:flex;align-items:center;justify-content:space-between;padding:14px 0;font-size:14px}
.board-row small{color:var(--muted)}
.section{padding:var(--section) 0}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:32px}
.section-head h2{font-size:clamp(28px,4vw,44px);margin:10px 0 0}
.section-head p{max-width:540px;color:var(--muted);margin:0}
.split-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:25px}
.index-card,.quality-panel,.scene-card,.faq-wrap,.cta-box{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-soft)}
.index-card{padding:27px;background:var(--ink);color:#fff7ee}
.index-card h3{font-size:25px;margin:14px 0}
.index-card p{color:#d6c8bc;font-size:14px}
.index-list{list-style:none;padding:0;margin:25px 0 0}
.index-list li{border-top:1px solid rgba(255,255,255,.16);padding:13px 0;display:flex;justify-content:space-between;gap:12px;font-size:14px}
.index-list b{color:#f0c875}
.quality-panel{padding:27px}
.quality-row{display:grid;grid-template-columns:110px 1fr auto;align-items:center;gap:22px;padding:19px 0;border-bottom:1px solid var(--line)}
.quality-row:last-child{border-bottom:0}
.quality-no{font-size:30px;color:var(--brand);font-weight:900}
.quality-row h3{font-size:19px;margin:0 0 4px}
.quality-row p{font-size:14px;color:var(--muted);margin:0}
.quality-state{font-size:12px;color:var(--success);font-weight:800;white-space:nowrap}
.scene-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:20px}
.scene-card{padding:27px;min-height:210px;transition:var(--ease)}
.scene-card:hover{transform:translateY(-4px);border-color:var(--accent);box-shadow:var(--shadow)}
.scene-card.large{grid-row:span 2;background:#f1e5d8}
.scene-card h3{font-size:24px;margin:16px 0 8px}
.scene-card p{color:var(--muted);font-size:14px;margin-bottom:16px}
.scene-meta{display:flex;gap:8px;flex-wrap:wrap}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.step{padding:24px 22px;border-right:1px solid var(--line)}
.step:last-child{border-right:0}
.step-number{color:var(--brand);font-size:13px;font-weight:900}
.step h3{font-size:18px;margin:10px 0 7px}
.step p{font-size:13px;color:var(--muted);margin:0}
.faq-wrap{padding:8px 25px}
details{border-bottom:1px solid var(--line);padding:19px 0}
details:last-child{border-bottom:0}
summary{cursor:pointer;font-weight:800;list-style:none;display:flex;justify-content:space-between;gap:20px}
summary::-webkit-details-marker{display:none}
summary:after{content:"＋";color:var(--brand);font-size:20px;line-height:1}
details[open] summary:after{content:"−"}
details p{color:var(--muted);font-size:14px;max-width:760px;margin:12px 32px 0 0}
.cta-box{padding:35px;display:flex;justify-content:space-between;align-items:center;gap:25px;background:var(--brand);color:#fff8f1}
.cta-box h2{font-size:31px;margin:0 0 8px}
.cta-box p{color:#f3ddd0;margin:0;max-width:620px}
.cta-box .btn-secondary{border-color:#f5d9cb;color:#fff}
.cta-box .btn-secondary:hover{background:#fff;color:var(--brand)}
.footer{padding:58px 0 20px;background:#2d2622;color:#eee0d4}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:35px}
.footer .logo{color:#fff8f1;margin-bottom:15px}
.footer p,.footer li{color:#c8b8ac;font-size:14px}
.footer ul{list-style:none;padding:0;margin:0}
.footer li{margin:8px 0}
.footer a:hover{color:#f0c875}
.footer h3{font-size:15px;color:#f0c875;margin:0 0 13px}
.copyright{border-top:1px solid rgba(255,255,255,.14);margin-top:35px;padding-top:18px;display:flex;justify-content:space-between;gap:20px;color:#aa9b91;font-size:12px}
@media(max-width:900px){
 .nav{gap:15px}.nav-links{gap:0}.nav-links a,.nav-drop{padding:9px 8px}.nav-cta{padding:10px 13px}
 .hero-grid,.split-layout{grid-template-columns:1fr}.scene-grid{grid-template-columns:1fr 1fr}.scene-card.large{grid-row:auto}
 .footer-grid{grid-template-columns:1.3fr 1fr 1fr}
}
@media(max-width:700px){
 .container{width:min(calc(100% - 28px),var(--container))}
 .topbar .container{display:block;text-align:center}.topbar .container span{display:none}
 .nav{height:68px}.logo-text{font-size:15px}.menu-toggle{display:block;margin-left:auto}
 .nav-links{display:none;position:absolute;left:14px;right:14px;top:68px;background:var(--surface);padding:12px;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);align-items:stretch;flex-direction:column}
 .nav-links.open{display:flex}.nav-links a,.nav-drop,.nav-cta{text-align:left;width:100%;margin:2px 0}
 .nav-cta{text-align:center}.nav-more .mega{position:static;width:auto;margin:7px 0;display:none;opacity:1;visibility:visible;transform:none;box-shadow:none}
 .nav-more:hover .mega,.nav-more:focus-within .mega{display:block}
 .hero{padding:39px 0 43px}.hero-grid{gap:34px}.hero h1{font-size:42px}.hero-copy{font-size:15px}
 .section{padding:54px 0}.section-head{display:block;margin-bottom:23px}.section-head p{margin-top:12px}
 .quality-row{grid-template-columns:54px 1fr;gap:13px}.quality-state{grid-column:2}
 .scene-grid,.steps{grid-template-columns:1fr}.step{border-right:0;border-bottom:1px solid var(--line)}.step:last-child{border-bottom:0}
 .cta-box{display:block;padding:28px 23px}.cta-box .btn{margin-top:22px}
 .footer-grid{grid-template-columns:1fr 1fr;gap:25px}.footer-grid>div:first-child{grid-column:1/-1}
 .copyright{display:block}.copyright span{display:block;margin:5px 0}
}
@media(max-width:430px){.logo-text{font-size:14px}.hero h1{font-size:35px}.experience-board{padding:18px}.quality-panel{padding:18px}.scene-card{padding:21px}}

/* roulang page: category1 */
:root{
 --ink:#28221f;--muted:#766b64;--paper:#f8f4ef;--surface:#fffdf9;--cream:#efe5d8;
 --brand:#a94e35;--brand-dark:#7e3427;--accent:#d7a34b;--accent-soft:#f5e7c6;
 --sage:#596b5d;--line:#e3d8cb;--success:#50735b;--danger:#a64b45;
 --radius:18px;--radius-sm:10px;--shadow:0 16px 45px rgba(71,45,28,.09);
 --shadow-soft:0 7px 20px rgba(71,45,28,.07);--container:1180px;--section:78px;
 --ease:all .25s ease;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;color:var(--ink);background:var(--paper);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.8;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4,p,ul,ol{margin-top:0}
h1,h2,h3,h4{line-height:1.3;letter-spacing:-.035em}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%;height:auto}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
ul,ol{padding:0;list-style:none}
.container{width:min(calc(100% - 40px),var(--container));margin-inline:auto}
.topbar{background:var(--ink);color:#f7ede1;font-size:13px}
.topbar .container{display:flex;justify-content:space-between;gap:20px;padding:8px 0}
.topbar strong{color:#f0c875}
.header{position:sticky;top:0;z-index:20;background:rgba(248,244,239,.94);border-bottom:1px solid var(--line);backdrop-filter:blur(14px)}
.nav{height:76px;display:flex;align-items:center;gap:30px}
.logo{display:flex;align-items:center;gap:11px;font-weight:900;white-space:nowrap}
.logo-mark{width:34px;height:34px;display:grid;place-items:center;border-radius:9px;background:var(--brand);color:#fff;font-size:17px}
.logo-text{font-size:17px;letter-spacing:-.04em}
.nav-links{display:flex;align-items:center;gap:7px;margin-left:auto}
.nav-links a,.nav-drop{position:relative;padding:10px 14px;border-radius:9px;color:var(--muted);font-size:14px;font-weight:700;transition:var(--ease)}
.nav-links a:hover,.nav-links a.active,.nav-drop:hover{color:var(--brand);background:#f1e7dd}
.nav-links a.active:after{content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;background:var(--brand);border-radius:2px}
.nav-drop{border:0;background:transparent}
.nav-drop::after{content:"⌄";font-size:13px;margin-left:7px}
.nav-more{position:relative}
.mega{position:absolute;right:0;top:54px;width:305px;padding:20px;background:var(--surface);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);opacity:0;visibility:hidden;transform:translateY(8px);transition:var(--ease)}
.nav-more:hover .mega,.nav-more:focus-within .mega{opacity:1;visibility:visible;transform:none}
.mega-title{font-size:12px;color:var(--brand);font-weight:800;margin-bottom:10px}
.mega a{display:block;padding:9px 10px;border-radius:8px}
.mega a strong{display:block;color:var(--ink);font-size:14px}
.mega a span{display:block;color:var(--muted);font-size:12px;font-weight:400}
.mega a:hover{background:var(--cream)}
.nav-cta,.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border:1px solid transparent;border-radius:10px;padding:12px 20px;font-weight:800;font-size:14px;transition:var(--ease)}
.nav-cta,.btn-primary{background:var(--brand);color:#fff8f1}
.nav-cta:hover,.btn-primary:hover{background:var(--brand-dark);transform:translateY(-2px);box-shadow:0 8px 18px rgba(126,52,39,.2)}
.btn-secondary{background:transparent;border-color:var(--brand);color:var(--brand)}
.btn-secondary:hover{background:var(--brand);color:#fff}
.btn:focus,.nav-cta:focus,.nav-links a:focus,.nav-drop:focus,input:focus,select:focus,textarea:focus,summary:focus{outline:3px solid rgba(215,163,75,.48);outline-offset:3px}
.menu-toggle{display:none;border:0;background:transparent;font-size:25px;color:var(--ink)}
.hero{padding:70px 0 58px;background:var(--cream);border-bottom:1px solid var(--line)}
.breadcrumb{display:flex;align-items:center;gap:9px;color:var(--muted);font-size:13px;margin-bottom:28px}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb span{color:#b9a99b}
.hero-grid{display:grid;grid-template-columns:1fr .9fr;gap:64px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--brand);font-size:12px;font-weight:800;letter-spacing:.12em}
.eyebrow:before{content:"";width:25px;height:2px;background:var(--accent)}
.hero h1{font-size:clamp(38px,5vw,64px);max-width:680px;margin:14px 0 20px}
.hero h1 em{font-style:normal;color:var(--brand)}
.hero-copy{max-width:620px;color:var(--muted);font-size:17px;line-height:1.95}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero-panel{position:relative;background:var(--surface);padding:25px;border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow);overflow:hidden}
.hero-panel:before{content:"";position:absolute;right:-60px;top:-70px;width:180px;height:180px;border:28px solid var(--accent-soft);border-radius:50%}
.panel-top{display:flex;justify-content:space-between;align-items:center;position:relative}
.panel-title{font-weight:900;font-size:18px}
.panel-note{color:var(--muted);font-size:12px}
.focus-card{position:relative;padding:22px;background:#f4eadc;border-radius:15px;margin:22px 0 18px}
.focus-card h3{font-size:25px;margin:10px 0 5px}
.focus-card p{color:var(--muted);font-size:14px;margin:0}
.tag{display:inline-flex;align-items:center;padding:4px 9px;border-radius:99px;background:var(--accent-soft);color:#76531e;font-size:11px;font-weight:800}
.panel-list li{display:flex;align-items:center;justify-content:space-between;padding:12px 0;border-bottom:1px dashed var(--line);font-size:14px}
.panel-list li:last-child{border:0}
.panel-list small{color:var(--muted)}
.section{padding:var(--section) 0}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:32px}
.section-head h2{font-size:clamp(28px,4vw,43px);margin:10px 0 0}
.section-head p{max-width:520px;color:var(--muted);margin:0}
.topic-layout{display:grid;grid-template-columns:1.25fr .75fr;gap:24px}
.feature-main,.index-card,.scene,.process-card,.faq-box,.form-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-soft)}
.feature-main{padding:34px;min-height:390px;display:flex;flex-direction:column;justify-content:space-between;position:relative;overflow:hidden}
.feature-main:after{content:"01";position:absolute;right:28px;top:18px;color:#eadccf;font-size:80px;font-weight:900;line-height:1}
.feature-main h3{font-size:31px;max-width:500px;margin:15px 0 8px}
.feature-main p{color:var(--muted);max-width:570px}
.feature-bottom{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-top:24px}
.feature-bottom small{display:block;color:var(--muted);font-size:12px}
.index-card{padding:25px}
.index-card h3{font-size:21px;margin:0 0 18px}
.index-item{display:flex;gap:14px;padding:16px 0;border-top:1px solid var(--line);transition:var(--ease)}
.index-item:hover{padding-left:7px;background:#fffaf4}
.index-no{color:var(--brand);font-weight:900;font-size:14px}
.index-item strong{display:block;font-size:15px}
.index-item span{display:block;color:var(--muted);font-size:13px;line-height:1.65}
.filter-row{display:flex;flex-wrap:wrap;gap:9px;margin-top:24px}
.filter{border:1px solid var(--line);background:var(--paper);border-radius:99px;padding:7px 13px;color:var(--muted);font-size:13px;transition:var(--ease)}
.filter:hover,.filter.selected{border-color:var(--brand);background:#f3e3d8;color:var(--brand);font-weight:700}
.topic-strip{margin-top:24px;padding:19px 22px;border-left:4px solid var(--accent);background:#f4eadc;color:var(--muted);font-size:14px}
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.scene{padding:25px;transition:var(--ease)}
.scene:hover{transform:translateY(-5px);border-color:#c98a6f;box-shadow:var(--shadow)}
.scene-num{color:var(--brand);font-size:13px;font-weight:900}
.scene h3{font-size:21px;margin:13px 0 8px}
.scene p{color:var(--muted);font-size:14px;line-height:1.75;margin-bottom:18px}
.scene dl{margin:0;font-size:13px}
.scene dt{color:var(--brand);font-weight:800}
.scene dd{margin:2px 0 10px;color:var(--muted)}
.process-wrap{display:grid;grid-template-columns:.7fr 1.3fr;gap:26px;align-items:stretch}
.process-intro{background:var(--ink);color:#fff7ef;border-radius:var(--radius);padding:31px}
.process-intro h2{font-size:32px;margin:12px 0}
.process-intro p{color:#d8c9be}
.process-card{padding:28px}
.step{display:grid;grid-template-columns:46px 1fr;gap:15px;padding:15px 0;border-bottom:1px dashed var(--line)}
.step:last-child{border-bottom:0}
.step-icon{width:36px;height:36px;border-radius:50%;display:grid;place-items:center;background:var(--accent-soft);color:#76531e;font-weight:900}
.step h3{font-size:17px;margin:0 0 3px}
.step p{margin:0;color:var(--muted);font-size:14px}
.faq-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:28px}
.faq-intro{padding:28px 0}
.faq-intro h2{font-size:34px;margin:12px 0}
.faq-intro p{color:var(--muted)}
.faq-box{padding:10px 25px}
details{border-bottom:1px solid var(--line)}
details:last-child{border:0}
summary{cursor:pointer;list-style:none;padding:19px 2px;font-weight:800;display:flex;justify-content:space-between;gap:15px}
summary::-webkit-details-marker{display:none}
summary:after{content:"＋";color:var(--brand);font-size:20px;line-height:1}
details[open] summary:after{content:"－"}
details p{color:var(--muted);font-size:14px;padding:0 25px 18px 2px;margin:0}
.cta-section{padding:0 0 var(--section)}
.cta-box{background:#e8d7c8;border:1px solid #d9c2b0;border-radius:24px;padding:34px 40px;display:flex;align-items:center;justify-content:space-between;gap:30px}
.cta-box h2{font-size:30px;margin:0 0 8px}
.cta-box p{color:var(--muted);margin:0;max-width:650px}
.footer{background:var(--ink);color:#f7ede1;padding:58px 0 20px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:35px}
.footer .logo-text{color:#fff7ef}
.footer p{color:#cbbcb1;font-size:14px;max-width:290px;margin-top:18px}
.footer h3{font-size:15px;margin:3px 0 15px;color:#f0c875}
.footer li{margin:8px 0;color:#cbbcb1;font-size:13px}
.footer li a:hover{color:#fff}
.copyright{border-top:1px solid rgba(255,255,255,.14);margin-top:38px;padding-top:17px;display:flex;justify-content:space-between;gap:15px;color:#aa9b90;font-size:12px}
@media(max-width:900px){
 .nav{gap:16px}.logo-text{font-size:15px}.nav-links{gap:0}
 .nav-links a,.nav-drop{padding:9px 8px;font-size:13px}.nav-cta{padding:10px 13px}
 .hero-grid,.topic-layout,.process-wrap,.faq-layout{grid-template-columns:1fr}
 .scene-grid{grid-template-columns:repeat(2,1fr)}
 .hero-panel{max-width:650px}
 .footer-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:700px){
 .topbar .container{display:block;text-align:center;padding:7px 0}
 .topbar .container span{display:none}
 .nav{height:65px;justify-content:space-between}
 .menu-toggle{display:block}.nav-links{display:none;position:absolute;top:65px;left:0;right:0;background:var(--surface);border-bottom:1px solid var(--line);padding:12px 20px 20px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
 .nav-links.open{display:flex}.nav-links a,.nav-drop,.nav-cta{display:block;width:100%;text-align:left;margin:3px 0}
 .nav-cta{text-align:center;margin-top:10px}.nav-more{display:block}
 .mega{position:static;width:auto;display:none;opacity:1;visibility:visible;transform:none;box-shadow:none;margin-top:4px}
 .nav-more:hover .mega,.nav-more:focus-within .mega{display:block}
 .hero{padding:45px 0}.hero h1{font-size:39px}.hero-copy{font-size:15px}
 .section{padding:57px 0}.section-head{display:block;margin-bottom:24px}.section-head p{margin-top:12px}
 .feature-main{padding:25px;min-height:350px}.feature-main h3{font-size:26px}
 .feature-bottom{display:block}.feature-bottom .btn{margin-top:15px}
 .scene-grid{grid-template-columns:1fr}.cta-box{display:block;padding:28px 24px}.cta-box .btn{margin-top:20px}
 .footer-grid{grid-template-columns:1fr 1fr;gap:24px}.copyright{display:block}.copyright span{display:block;margin:6px 0}
 .container{width:min(calc(100% - 28px),var(--container))}
}
@media(max-width:430px){
 .footer-grid{grid-template-columns:1fr}.logo-text{font-size:14px}.hero h1{font-size:34px}
 .hero-actions .btn{width:100%}.breadcrumb{font-size:12px}
}