/* roulang page: index */
:root{--green:#176b57;--green-dark:#105644;--deep:#202825;--cream:#f6f4ee;--paper:#fffdf8;--mint:#eaf2ed;--orange:#c86b42;--muted:#6c746f;--line:#dce1da;--shadow:0 12px 30px rgba(25,42,34,.08);--radius:24px}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei","PingFang SC",Arial,sans-serif;color:var(--deep);background:var(--cream);line-height:1.75}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
.container{width:min(1200px,calc(100% - 40px));margin:auto}
.topbar{background:var(--deep);color:#dce6df;font-size:13px;padding:7px 0}
.topbar .container{display:flex;justify-content:space-between;align-items:center}
.topbar a{color:#dce6df;margin-left:22px}
.site-header{position:sticky;top:0;z-index:20;background:rgba(246,244,238,.95);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}
.nav-wrap{height:82px;display:flex;align-items:center;gap:36px}
.logo{font-weight:800;line-height:1.2;letter-spacing:-.5px;min-width:250px}
.logo strong{display:block;font-size:18px;color:var(--green)}
.logo span{display:block;font-size:13px;color:var(--deep);margin-top:4px}
.nav{display:flex;gap:25px;align-items:center;flex:1}
.nav a{font-size:14px;color:#4b5751;padding:9px 0;border-bottom:2px solid transparent;transition:.25s}
.nav a:hover,.nav a.active{color:var(--green);border-color:var(--green)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:12px;padding:12px 20px;font-weight:700;font-size:14px;border:1px solid transparent;transition:.25s}
.btn-primary{background:var(--green);color:#fff}
.btn-primary:hover{background:var(--green-dark);transform:translateY(-2px)}
.btn-light{background:var(--paper);border-color:#aebbb3;color:var(--deep)}
.btn-light:hover{background:var(--mint);border-color:var(--green);transform:translateY(-2px)}
.menu-btn{display:none;background:none;border:0;font-size:25px;color:var(--deep)}
.hero{padding:92px 0 72px;position:relative;overflow:hidden}
.hero:before{content:"";position:absolute;width:500px;height:500px;border:1px solid rgba(23,107,87,.13);border-radius:50%;right:-180px;top:-190px}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:75px;align-items:center}
.eyebrow,.tag{display:inline-flex;align-items:center;color:var(--green);font-weight:700;font-size:13px;letter-spacing:1px}
.eyebrow:before{content:"";width:28px;height:2px;background:var(--orange);margin-right:10px}
h1{font-size:clamp(36px,5vw,64px);line-height:1.15;letter-spacing:-2px;margin:18px 0 24px}
.hero-copy{font-size:18px;color:var(--muted);max-width:610px}
.actions{display:flex;gap:12px;margin-top:32px;flex-wrap:wrap}
.hero-notes{display:flex;gap:26px;margin-top:48px;border-top:1px solid var(--line);padding-top:22px}
.hero-notes div{font-size:13px;color:var(--muted)}
.hero-notes b{display:block;color:var(--deep);font-size:14px;margin-bottom:3px}
.device-stage{min-height:420px;position:relative;background:var(--mint);border-radius:32px;padding:35px;display:flex;justify-content:center;align-items:center}
.phone{width:205px;height:375px;background:var(--deep);border:8px solid #303a35;border-radius:31px;padding:13px;box-shadow:var(--shadow);transform:rotate(5deg);z-index:2}
.screen{height:100%;border-radius:20px;background:var(--paper);padding:18px 14px}
.screen-head{height:46px;border-bottom:1px solid var(--line);font-weight:800;color:var(--green)}
.screen-line{height:11px;background:#dce9e1;border-radius:8px;margin:18px 0}
.screen-card{background:var(--mint);border-radius:12px;padding:12px;margin:12px 0;font-size:12px}
.info-card{position:absolute;right:32px;bottom:42px;width:190px;background:var(--paper);border:1px solid var(--line);border-radius:16px;padding:20px;box-shadow:var(--shadow);transform:rotate(-7deg)}
.info-card strong{font-size:26px;color:var(--orange);display:block}
.section{padding:88px 0}
.section.alt{background:var(--mint)}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:32px}
.section-head h2{font-size:34px;line-height:1.25;letter-spacing:-1px}
.section-head p{color:var(--muted);max-width:530px}
.text-link{color:var(--green);font-weight:700;border-bottom:1px solid currentColor}
.verify{background:var(--deep);color:#fff;border-radius:var(--radius);padding:32px 38px;display:grid;grid-template-columns:180px 1fr 170px;gap:28px;align-items:center}
.verify small{color:#adbbb3}.verify h2{font-size:25px}
.steps-inline{display:flex;gap:20px}
.steps-inline div{border-left:1px solid #62736b;padding-left:16px;color:#dfe8e2;font-size:14px}
.steps-inline b{display:block;color:#fff;margin-bottom:4px}
.matrix{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.matrix a{background:var(--paper);border:1px solid var(--line);border-radius:16px;padding:22px;min-height:125px;transition:.25s}
.matrix a:hover{border-color:var(--green);transform:translateY(-3px);box-shadow:var(--shadow)}
.matrix i{font-style:normal;color:var(--orange);font-size:12px;font-weight:800}
.matrix h3{font-size:17px;margin:12px 0 3px}
.matrix span{color:var(--green);font-size:13px}
.download{display:grid;grid-template-columns:1fr 1fr;gap:65px;align-items:center}
.devices{display:flex;align-items:end;justify-content:center;gap:18px;background:var(--paper);border-radius:var(--radius);padding:38px}
.mini-phone{width:160px;height:285px;border:7px solid var(--deep);border-radius:25px;background:var(--mint);padding:12px}
.mini-panel{width:150px;height:125px;border:1px solid var(--line);background:#fff;border-radius:14px;padding:16px;margin-bottom:18px}
.download h2{font-size:36px;line-height:1.3;margin:12px 0}
.meta-row{display:flex;gap:9px;flex-wrap:wrap;margin:23px 0}
.pill{display:inline-block;background:var(--mint);color:var(--green);padding:5px 11px;border-radius:20px;font-size:12px}
.qr{width:105px;height:105px;border:2px dashed #9db1a5;border-radius:12px;display:flex;align-items:center;justify-content:center;text-align:center;color:var(--muted);font-size:12px;margin-top:22px}
.news-layout{display:grid;grid-template-columns:1fr 1.5fr;gap:42px}
.news-feature{background:var(--deep);color:#fff;border-radius:var(--radius);padding:32px;min-height:300px;display:flex;flex-direction:column;justify-content:end}
.news-feature p{color:#c4d1c9;margin:12px 0 20px}
.news-list{border-top:1px solid var(--line)}
.news-item{display:grid;grid-template-columns:100px 1fr;gap:20px;padding:18px 0;border-bottom:1px solid var(--line)}
.news-item time{color:var(--orange);font-size:13px;font-weight:700}
.news-item h3{font-size:17px;margin-bottom:4px}
.news-item p{color:var(--muted);font-size:14px}
.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:2px solid var(--green)}
.timeline article{padding:24px 20px 5px;border-right:1px solid var(--line);position:relative}
.timeline article:before{content:"";position:absolute;width:11px;height:11px;border:3px solid var(--green);background:var(--cream);border-radius:50%;top:-8px;left:20px}
.timeline time{color:var(--orange);font-size:13px}
.timeline h3{font-size:18px;margin:12px 0 5px}
.timeline p{color:var(--muted);font-size:14px}
.notice{display:grid;grid-template-columns:1fr 280px;gap:40px;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:42px}
.notice-mark{background:var(--mint);border-radius:20px;display:flex;align-items:center;justify-content:center;font-size:64px;color:var(--green)}
.guide{display:grid;grid-template-columns:repeat(4,1fr);gap:25px}
.guide article{border-top:3px solid var(--green);padding-top:17px}
.guide b{font-size:28px;color:var(--orange)}
.guide h3{margin:8px 0;font-size:18px}
.guide p,.doc-item p{font-size:14px;color:var(--muted)}
.faq-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px}
.faq-list details{border-bottom:1px solid var(--line);padding:19px 0}
.faq-list summary{cursor:pointer;font-weight:700;list-style:none;display:flex;justify-content:space-between}
.faq-list summary:after{content:"＋";color:var(--green)}
.faq-list details[open] summary:after{content:"－"}
.faq-list p{padding:13px 25px 0 0;color:var(--muted);font-size:14px}
.doc-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 60px}
.doc-item{display:grid;grid-template-columns:45px 1fr 20px;gap:15px;padding:22px 0;border-bottom:1px solid var(--line)}
.doc-item b{color:var(--orange)}
.doc-item h3{font-size:17px}
.doc-item span{color:var(--green);font-size:20px}
.interface{display:grid;grid-template-columns:1.2fr .8fr;gap:55px;align-items:center}
.screen-strip{display:flex;gap:13px;align-items:end}
.strip-phone{width:125px;height:240px;border:6px solid var(--deep);background:var(--paper);border-radius:22px;padding:12px}
.strip-phone:nth-child(2){height:280px;background:var(--mint)}
.strip-phone:nth-child(3){height:220px}
.strip-phone:nth-child(4){height:255px;background:#f1e9df}
.strip-phone span{display:block;height:9px;background:#b8d4c5;border-radius:4px;margin:15px 0}
.support{display:grid;grid-template-columns:.85fr 1.15fr;gap:60px}
.form-box{background:var(--paper);border:1px solid var(--line);border-radius:20px;padding:28px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:6px}
.field.full{grid-column:1/-1}
.field label{font-size:13px;font-weight:700}
.field input,.field select,.field textarea{border:1px solid var(--line);border-radius:10px;background:#fff;padding:11px 12px;outline:none}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--green);box-shadow:0 0 0 3px rgba(23,107,87,.12)}
.field textarea{min-height:100px;resize:vertical}
.check{font-size:12px;color:var(--muted);margin:15px 0}
.recommend{display:grid;grid-template-columns:1.1fr .9fr;gap:30px}
.feature-read{background:var(--green);color:#fff;border-radius:var(--radius);padding:30px;min-height:245px;display:flex;flex-direction:column;justify-content:end}
.feature-read p{color:#d9e8df;margin:10px 0}
.read-list a{display:block;padding:15px 0;border-bottom:1px solid var(--line);font-weight:700}
.read-list small{display:block;color:var(--muted);font-weight:400;margin-top:3px}
.bottom-cta{border:1px solid var(--green);border-radius:var(--radius);padding:38px 44px;display:flex;justify-content:space-between;align-items:center;gap:30px}
.bottom-cta h2{font-size:30px}
.bottom-cta p{color:var(--muted);margin-top:6px}
.footer{background:var(--deep);color:#d8e2db;padding:55px 0 20px}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:55px;padding-bottom:40px;border-bottom:1px solid #45534c}
.footer .logo strong{color:#9dd1bd}.footer .logo span{color:#d8e2db}
.footer p{color:#aebdb4;font-size:13px;margin-top:16px}
.footer h3{font-size:15px;color:#fff;margin-bottom:14px}
.footer a{display:block;color:#aebdb4;font-size:13px;margin:7px 0}
.footer a:hover{color:#9dd1bd}
.copyright{display:flex;justify-content:space-between;color:#8c9d94;font-size:12px;padding-top:18px}
.empty{padding:30px;border:1px dashed #afbeb4;border-radius:16px;color:var(--muted);text-align:center}
@media(max-width:1024px){.nav-wrap{gap:18px}.nav{gap:14px}.logo{min-width:220px}.hero-grid{gap:35px}.matrix{grid-template-columns:repeat(2,1fr)}}
@media(max-width:768px){.container{width:min(100% - 28px,600px)}.topbar .right{display:none}.nav-wrap{height:70px;justify-content:space-between}.menu-btn{display:block}.nav{display:none;position:absolute;top:70px;left:0;right:0;background:var(--paper);padding:18px 20px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.nav.open{display:flex}.nav a{padding:10px 0}.nav-wrap>.btn{display:none}.hero{padding:55px 0}.hero-grid,.download,.news-layout,.faq-layout,.interface,.support,.recommend{grid-template-columns:1fr}.hero-notes{gap:12px;flex-wrap:wrap}.device-stage{min-height:360px}.verify{grid-template-columns:1fr;padding:27px}.steps-inline{flex-direction:column;gap:12px}.section{padding:60px 0}.section-head{display:block}.section-head h2{font-size:28px;margin-bottom:10px}.notice{grid-template-columns:1fr;padding:28px}.notice-mark{height:130px}.timeline{grid-template-columns:1fr}.timeline article{border-right:0;border-bottom:1px solid var(--line);padding-left:30px}.guide{grid-template-columns:1fr 1fr}.doc-grid{grid-template-columns:1fr}.support{gap:25px}.footer-grid{grid-template-columns:1fr;gap:25px}.copyright{display:block}.copyright span{display:block;margin-top:8px}}
@media(max-width:520px){h1{font-size:37px}.logo strong{font-size:16px}.logo span{font-size:11px}.matrix{display:flex;overflow:auto;scroll-snap-type:x mandatory}.matrix a{min-width:190px;scroll-snap-align:start}.actions .btn{width:100%}.devices{padding:22px 10px}.mini-phone{width:135px}.mini-panel{width:120px}.guide{grid-template-columns:1fr}.form-grid{grid-template-columns:1fr}.field.full{grid-column:auto}.bottom-cta{display:block;padding:28px}.bottom-cta .actions{margin-top:20px}.bottom-cta .btn{width:100%}.screen-strip{overflow:auto}.strip-phone{min-width:115px}.news-item{grid-template-columns:75px 1fr;gap:10px}}

/* roulang page: category1 */
:root{--green:#176b57;--green-dark:#105644;--deep:#202825;--cream:#f6f4ee;--paper:#fffdf8;--mint:#eaf2ed;--orange:#c86b42;--muted:#6c746f;--line:#dce1da;--shadow:0 12px 30px rgba(25,42,34,.08);--radius:24px}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei","PingFang SC",Arial,sans-serif;color:var(--deep);background:var(--cream);line-height:1.75}
a{color:inherit;text-decoration:none}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid rgba(200,107,66,.45);outline-offset:4px}
img{max-width:100%;display:block}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
.container{width:min(1200px,calc(100% - 40px));margin:auto}
.topbar{background:var(--deep);color:#dce6df;font-size:13px;padding:7px 0}
.topbar .container{display:flex;justify-content:space-between;align-items:center}
.topbar a{color:#dce6df;margin-left:22px}
.site-header{position:sticky;top:0;z-index:20;background:rgba(246,244,238,.95);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}
.nav-wrap{height:82px;display:flex;align-items:center;gap:36px}
.logo{font-weight:800;line-height:1.2;letter-spacing:0;min-width:250px}
.logo strong{display:block;font-size:18px;color:var(--green)}
.logo span{display:block;font-size:13px;color:var(--deep);margin-top:4px}
.nav{display:flex;gap:25px;align-items:center;flex:1}
.nav a{font-size:14px;color:#4b5751;padding:9px 0;border-bottom:2px solid transparent;transition:.25s}
.nav a:hover,.nav a.active{color:var(--green);border-color:var(--green)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:12px;padding:12px 20px;font-weight:700;font-size:14px;border:1px solid transparent;transition:.25s}
.btn-primary{background:var(--green);color:#fff}
.btn-primary:hover{background:var(--green-dark);transform:translateY(-2px)}
.btn-light{background:var(--paper);border-color:#aebbb3;color:var(--deep)}
.btn-light:hover{background:var(--mint);border-color:var(--green);transform:translateY(-2px)}
.menu-btn{display:none;background:none;border:0;font-size:25px;color:var(--deep)}
.page-band{padding:76px 0 66px;background:var(--mint);border-bottom:1px solid var(--line)}
.breadcrumb{display:flex;gap:10px;align-items:center;color:var(--muted);font-size:13px;margin-bottom:25px}
.breadcrumb span{color:var(--orange)}
.eyebrow,.tag{display:inline-flex;align-items:center;color:var(--green);font-weight:700;font-size:13px;letter-spacing:1px}
.eyebrow:before{content:"";width:28px;height:2px;background:var(--orange);margin-right:10px}
.page-band h1{font-size:clamp(36px,5vw,62px);line-height:1.18;letter-spacing:0;margin:12px 0 15px;max-width:850px}
.page-band p{color:var(--muted);max-width:690px;margin:0;font-size:16px}
.update-note{margin-top:28px;color:var(--green);font-size:13px;font-weight:700}
.section{padding:82px 0}
.section.alt{background:var(--mint)}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:30px}
.section-head h2{font-size:34px;line-height:1.25;margin:0;letter-spacing:0}
.section-head p{color:var(--muted);max-width:530px;margin:0}
.text-link{color:var(--green);font-weight:700;border-bottom:1px solid currentColor}
.feature-news{display:grid;grid-template-columns:1.05fr .95fr;min-height:315px;background:var(--deep);color:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.feature-visual{background:linear-gradient(135deg,#2d806b,#173d35);position:relative;min-height:315px;padding:28px;display:flex;align-items:flex-end}
.feature-visual:before,.feature-visual:after{content:"";position:absolute;border:1px solid rgba(255,255,255,.2);border-radius:50%}
.feature-visual:before{width:260px;height:260px;right:-50px;top:-80px}
.feature-visual:after{width:150px;height:150px;left:35px;top:55px}
.visual-label{position:relative;z-index:1;border:1px solid rgba(255,255,255,.4);padding:10px 14px;border-radius:10px;font-size:13px}
.feature-copy{padding:40px;display:flex;flex-direction:column;justify-content:center}
.feature-copy h2{font-size:28px;line-height:1.4;margin:13px 0}
.feature-copy p{color:#c4d1c9;margin:0 0 22px}
.feature-copy time{color:#e2a589;font-size:13px;font-weight:700}
.pill{display:inline-block;background:var(--mint);color:var(--green);padding:5px 11px;border-radius:20px;font-size:12px}
.feature-copy .pill{background:#315448;color:#dff1e8}
.news-list{border-top:1px solid var(--line)}
.news-item{display:grid;grid-template-columns:105px 1fr 105px;gap:22px;align-items:center;padding:21px 0;border-bottom:1px solid var(--line);transition:.2s}
.news-item:hover{padding-left:10px;background:rgba(234,242,237,.45)}
.news-item time{color:var(--orange);font-size:13px;font-weight:700}
.news-item h3{font-size:18px;margin:0 0 4px;line-height:1.45}
.news-item p{color:var(--muted);font-size:14px;margin:0}
.news-item .read{color:var(--green);font-size:13px;font-weight:700;text-align:right}
.empty-state{padding:34px 0;color:var(--muted);border-bottom:1px solid var(--line)}
.empty-state strong{display:block;color:var(--deep);font-size:16px;margin-bottom:4px}
.notice-strip{display:flex;align-items:center;gap:22px;padding:21px 25px;background:var(--paper);border:1px solid var(--line);border-left:4px solid var(--orange);border-radius:16px;box-shadow:var(--shadow)}
.notice-icon{width:42px;height:42px;border-radius:50%;display:grid;place-items:center;background:#f6e5dc;color:var(--orange);font-size:20px;flex:none}
.notice-strip p{margin:0;color:var(--muted);font-size:14px}
.topic-wrap{display:flex;flex-wrap:wrap;gap:12px}
.topic{padding:13px 20px;border:1px solid var(--line);background:var(--paper);border-radius:10px;color:var(--deep);font-weight:700;font-size:14px;transition:.2s}
.topic:hover{border-color:var(--green);color:var(--green);transform:translateY(-2px)}
.reading-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px 70px}
.reading-card{padding:25px 0;border-top:2px solid var(--green)}
.reading-card h3{font-size:20px;margin:0 0 8px}
.reading-card p{font-size:14px;color:var(--muted);margin:0 0 13px}
.faq-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px}
.faq-layout h2{font-size:34px;line-height:1.3;margin:0 0 12px}
.faq-layout>div>p{color:var(--muted)}
.faq-list details{border-bottom:1px solid var(--line);padding:19px 0}
.faq-list summary{cursor:pointer;font-weight:700;list-style:none;display:flex;justify-content:space-between;gap:20px}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary:after{content:"＋";color:var(--green)}
.faq-list details[open] summary:after{content:"－"}
.faq-list p{padding:13px 25px 0 0;color:var(--muted);font-size:14px;margin:0}
.footer{background:var(--deep);color:#d8e2db;padding:55px 0 20px}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:55px;padding-bottom:40px;border-bottom:1px solid #45534c}
.footer .logo strong{color:#9dd1bd}
.footer .logo span{color:#d8e2db}
.footer p{color:#aebdb4;font-size:13px;margin:18px 0 0}
.footer h3{font-size:15px;color:#fff;margin:0 0 17px}
.footer-grid>div>a:not(.logo){display:block;color:#b9c8c0;font-size:13px;margin:8px 0;transition:.2s}
.footer-grid>div>a:not(.logo):hover{color:#9dd1bd;padding-left:3px}
.copyright{display:flex;justify-content:space-between;gap:20px;padding-top:20px;color:#91a39a;font-size:12px}
@media(max-width:992px){
 .nav-wrap{gap:20px}.nav{gap:15px}.logo{min-width:220px}
 .feature-news{grid-template-columns:1fr}.feature-visual{min-height:190px}
 .feature-copy{padding:30px}.faq-layout{gap:35px}.footer-grid{gap:30px}
}
@media(max-width:768px){
 .container{width:min(100% - 32px,1200px)}
 .topbar .container{justify-content:center}.topbar .top-links{display:none}
 .nav-wrap{height:72px;justify-content:space-between}.menu-btn{display:block}
 .nav{display:none;position:absolute;top:72px;left:16px;right:16px;padding:16px;background:var(--paper);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch;gap:4px}
 .nav.open{display:flex}.nav a{padding:11px 8px}.nav-wrap>.btn{display:none}
 .page-band{padding:55px 0 48px}.page-band h1{font-size:40px}
 .section{padding:60px 0}.section-head{display:block}.section-head h2{font-size:29px;margin-bottom:10px}
 .news-item{grid-template-columns:80px 1fr}.news-item .read{display:none}
 .reading-grid{grid-template-columns:1fr;gap:0}.faq-layout{grid-template-columns:1fr;gap:25px}
 .footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:first-child{grid-column:1/-1}
 .copyright{display:block}.copyright span{display:block;margin-top:6px}
}
@media(max-width:520px){
 .logo{min-width:0}.logo strong{font-size:16px}.logo span{font-size:12px}
 .page-band h1{font-size:34px}.feature-copy h2{font-size:23px}
 .notice-strip{align-items:flex-start;padding:18px}.news-item{grid-template-columns:1fr;gap:3px}
 .news-item time{font-size:12px}.news-item h3{font-size:16px}
 .footer-grid{grid-template-columns:1fr;gap:27px}.footer-grid>div:first-child{grid-column:auto}
}

/* roulang page: article */
:root{
  --green:#176b57;
  --green-dark:#105644;
  --deep:#202825;
  --cream:#f6f4ee;
  --paper:#fffdf8;
  --mint:#eaf2ed;
  --orange:#c86b42;
  --muted:#6c746f;
  --line:#dce1da;
  --soft-orange:#fff1e9;
  --shadow:0 12px 30px rgba(25,42,34,.08);
  --radius:24px
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei","PingFang SC",Arial,sans-serif;
  color:var(--deep);
  background:var(--cream);
  line-height:1.75
}
a{color:inherit;text-decoration:none}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{
  outline:3px solid rgba(200,107,66,.35);
  outline-offset:3px
}
img{max-width:100%;display:block}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
.container{width:min(1200px,calc(100% - 40px));margin:auto}
.topbar{background:var(--deep);color:#dce6df;font-size:13px;padding:7px 0}
.topbar .container{display:flex;justify-content:space-between;align-items:center}
.topbar a{color:#dce6df;margin-left:22px}
.site-header{
  position:sticky;
  top:0;
  z-index:20;
  background:rgba(246,244,238,.95);
  border-bottom:1px solid var(--line);
  backdrop-filter:blur(12px)
}
.nav-wrap{height:82px;display:flex;align-items:center;gap:36px}
.logo{font-weight:800;line-height:1.2;letter-spacing:-.5px;min-width:250px}
.logo strong{display:block;font-size:18px;color:var(--green)}
.logo span{display:block;font-size:13px;color:var(--deep);margin-top:4px}
.nav{display:flex;gap:25px;align-items:center;flex:1}
.nav a{
  font-size:14px;
  color:#4b5751;
  padding:9px 0;
  border-bottom:2px solid transparent;
  transition:.25s
}
.nav a:hover,.nav a.active{color:var(--green);border-color:var(--green)}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  border-radius:12px;
  padding:12px 20px;
  font-weight:700;
  font-size:14px;
  border:1px solid transparent;
  transition:.25s
}
.btn-primary{background:var(--green);color:#fff}
.btn-primary:hover{background:var(--green-dark);transform:translateY(-2px);color:#fff}
.btn-light{background:var(--paper);border-color:#aebbb3;color:var(--deep)}
.btn-light:hover{background:var(--mint);border-color:var(--green);transform:translateY(-2px)}
.menu-btn{display:none;background:none;border:0;font-size:25px;color:var(--deep)}
.article-main{overflow:hidden}
.article-index{
  padding:38px 0 34px;
  border-bottom:1px solid var(--line);
  background:var(--paper)
}
.breadcrumbs{
  display:flex;
  align-items:center;
  gap:11px;
  color:var(--muted);
  font-size:13px;
  flex-wrap:wrap
}
.breadcrumbs a{color:var(--green);font-weight:600}
.breadcrumbs .separator{color:#aab4ae}
.article-index .tag{margin-top:27px}
.tag{
  display:inline-flex;
  align-items:center;
  color:var(--green);
  font-weight:700;
  font-size:13px;
  letter-spacing:.5px
}
.tag:before{
  content:"";
  width:28px;
  height:2px;
  background:var(--orange);
  margin-right:10px
}
.article-index h1{
  max-width:900px;
  font-size:clamp(32px,4vw,48px);
  line-height:1.2;
  letter-spacing:-1px;
  margin:12px 0 14px;
  overflow-wrap:anywhere
}
.index-note{color:var(--muted);font-size:14px;margin:0}
.article-heading{padding:58px 0 42px}
.article-heading-grid{
  display:grid;
  grid-template-columns:minmax(0,1fr) 300px;
  gap:70px;
  align-items:center
}
.article-meta{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-top:22px}
.meta-pill{
  display:inline-flex;
  align-items:center;
  min-height:30px;
  padding:4px 11px;
  border-radius:20px;
  background:var(--mint);
  color:var(--green);
  font-size:12px;
  font-weight:700
}
.meta-date{font-size:13px;color:var(--muted)}
.article-visual{
  min-height:230px;
  border-radius:24px;
  background:var(--mint);
  border:1px solid #d4e4d9;
  padding:24px;
  position:relative;
  display:flex;
  align-items:flex-end;
  overflow:hidden
}
.article-visual:before,.article-visual:after{
  content:"";
  position:absolute;
  border:1px solid rgba(23,107,87,.18);
  border-radius:50%
}
.article-visual:before{width:250px;height:250px;right:-80px;top:-80px}
.article-visual:after{width:145px;height:145px;left:-40px;bottom:-55px}
.visual-sheet{
  position:relative;
  z-index:1;
  width:100%;
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:16px;
  padding:17px;
  box-shadow:var(--shadow)
}
.visual-line{height:8px;background:#dce8df;border-radius:8px;margin:8px 0}
.visual-line.short{width:58%}
.visual-label{font-size:12px;color:var(--green);font-weight:700}
.article-lead{padding:0 0 54px}
.lead-box{
  max-width:820px;
  border-left:4px solid var(--green);
  padding:18px 25px;
  background:var(--mint);
  color:#40534a;
  font-size:18px;
  line-height:1.85
}
.article-layout{
  display:grid;
  grid-template-columns:minmax(0,820px) 250px;
  gap:72px;
  align-items:start
}
.article-content{
  font-size:17px;
  line-height:1.95;
  color:#34413b;
  min-width:0
}
.article-content h2{
  color:var(--deep);
  font-size:29px;
  line-height:1.35;
  margin:50px 0 18px
}
.article-content h3{
  color:var(--deep);
  font-size:21px;
  line-height:1.45;
  margin:32px 0 12px
}
.article-content p{margin:0 0 20px}
.article-content ul,.article-content ol{padding-left:25px;margin:10px 0 25px}
.article-content li{padding-left:5px;margin:7px 0}
.article-content a{
  color:var(--green);
  text-decoration:underline;
  text-decoration-thickness:1px;
  text-underline-offset:3px
}
.article-content blockquote{
  margin:28px 0;
  padding:20px 24px;
  border-left:4px solid var(--orange);
  background:#fff8f1;
  color:#4d514c
}
.article-content img{border-radius:14px;margin:28px 0 8px}
.article-content table{
  width:100%;
  min-width:600px;
  border-collapse:collapse;
  margin:25px 0;
  background:var(--paper);
  font-size:15px
}
.article-content th,.article-content td{padding:13px 15px;border:1px solid var(--line);text-align:left}
.article-content th{background:var(--mint);color:var(--green)}
.table-scroll{overflow-x:auto;margin-bottom:25px}
.article-aside{
  position:sticky;
  top:112px;
  border-top:2px solid var(--green);
  padding-top:17px
}
.article-aside h2{font-size:17px;margin:0 0 15px}
.article-aside a{
  display:block;
  padding:11px 0;
  border-bottom:1px solid var(--line);
  color:#53615a;
  font-size:14px
}
.article-aside a:hover{color:var(--green)}
.notice-section{padding:0 0 65px}
.notice-box{
  max-width:820px;
  display:flex;
  gap:15px;
  padding:20px 23px;
  border:1px solid #edc8b6;
  border-radius:16px;
  background:var(--soft-orange)
}
.notice-icon{
  width:28px;
  height:28px;
  border-radius:50%;
  display:grid;
  place-items:center;
  color:#fff;
  background:var(--orange);
  font-weight:800;
  flex:0 0 auto
}
.notice-box strong{display:block;margin-bottom:3px}
.notice-box p{margin:0;color:#68534a;font-size:14px}
.post-tools{
  padding:34px 0;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line)
}
.post-tools-grid{
  display:flex;
  justify-content:space-between;
  gap:30px;
  align-items:center
}
.post-tools p{margin:0;color:var(--muted);font-size:14px}
.post-nav{display:flex;gap:12px;flex-wrap:wrap}
.related-section{padding:76px 0}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:29px}
.section-head h2{font-size:31px;line-height:1.3;margin:0}
.section-head p{color:var(--muted);max-width:530px;margin:0}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.related-card{
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:16px;
  padding:23px;
  transition:.25s
}
.related-card:hover{border-color:var(--green);transform:translateY(-3px);box-shadow:var(--shadow)}
.related-card .pill{
  display:inline-block;
  background:var(--mint);
  color:var(--green);
  padding:5px 11px;
  border-radius:20px;
  font-size:12px
}
.related-card h3{font-size:18px;line-height:1.45;margin:15px 0 8px}
.related-card p{font-size:14px;color:var(--muted);margin:0 0 14px}
.related-card time{color:var(--orange);font-size:12px}
.feedback-section{background:var(--mint);padding:48px 0}
.feedback-row{display:flex;align-items:center;justify-content:space-between;gap:30px}
.feedback-row h2{font-size:26px;margin:0 0 5px}
.feedback-row p{color:var(--muted);margin:0}
.footer{background:var(--deep);color:#d8e2db;padding:55px 0 20px}
.footer-grid{
  display:grid;
  grid-template-columns:1.3fr 1fr 1fr;
  gap:55px;
  padding-bottom:40px;
  border-bottom:1px solid #45534c
}
.footer .logo strong{color:#9dd1bd}
.footer .logo span{color:#eef4ee}
.footer p{color:#b9c8bf;font-size:13px;margin:16px 0 0}
.footer h3{font-size:15px;color:#fff;margin:0 0 13px}
.footer-grid>div:nth-child(2) a{display:block;color:#b9c8bf;font-size:13px;margin:7px 0}
.footer-grid>div:nth-child(2) a:hover{color:#9dd1bd}
.copyright{
  display:flex;
  justify-content:space-between;
  gap:20px;
  padding-top:18px;
  color:#91a198;
  font-size:12px
}
@media(max-width:992px){
  .nav-wrap{gap:22px}
  .nav{gap:16px}
  .logo{min-width:220px}
  .article-heading-grid{gap:35px}
  .article-layout{grid-template-columns:minmax(0,1fr) 205px;gap:38px}
  .footer-grid{gap:30px}
}
@media(max-width:768px){
  .container{width:min(100% - 30px,650px)}
  .topbar .container{justify-content:center}
  .topbar .top-links{display:none}
  .nav-wrap{height:72px;gap:15px}
  .logo{min-width:0;flex:1}
  .logo strong{font-size:16px}
  .logo span{font-size:12px}
  .menu-btn{display:block;order:2}
  .nav{
    position:absolute;
    top:72px;
    left:15px;
    right:15px;
    display:none;
    flex-direction:column;
    align-items:stretch;
    gap:0;
    padding:12px 18px 18px;
    background:var(--paper);
    border:1px solid var(--line);
    border-radius:0 0 16px 16px;
    box-shadow:var(--shadow)
  }
  .nav.open{display:flex}
  .nav a{padding:11px 0}
  .nav-wrap>.btn{display:none}
  .article-index{padding:27px 0}
  .article-heading{padding:40px 0 30px}
  .article-heading-grid{display:flex;flex-direction:column;align-items:stretch;gap:28px}
  .article-visual{min-height:180px}
  .article-layout{display:block}
  .article-aside{display:none}
  .article-content{font-size:16px;line-height:1.9}
  .article-content h2{font-size:25px;margin-top:40px}
  .post-tools-grid,.feedback-row{align-items:flex-start;flex-direction:column}
  .related-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .copyright{flex-direction:column;gap:4px}
}
@media(max-width:520px){
  .container{width:calc(100% - 28px)}
  .topbar{font-size:12px}
  .article-index h1{font-size:31px}
  .lead-box{font-size:16px;padding:15px 17px}
  .article-content h2{font-size:23px}
  .notice-box{padding:16px}
  .post-nav{width:100%}
  .post-nav .btn{flex:1}
  .footer{padding-top:40px}
}

/* roulang page: category2 */
:root{--green:#176b57;--green-dark:#105644;--deep:#202825;--cream:#f6f4ee;--paper:#fffdf8;--mint:#eaf2ed;--orange:#c86b42;--muted:#6c746f;--line:#dce1da;--shadow:0 12px 30px rgba(25,42,34,.08);--radius:24px}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei","PingFang SC",Arial,sans-serif;color:var(--deep);background:var(--cream);line-height:1.75}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
.container{width:min(1200px,calc(100% - 40px));margin:auto}
.topbar{background:var(--deep);color:#dce6df;font-size:13px;padding:7px 0}
.topbar .container{display:flex;justify-content:space-between;align-items:center}
.topbar a{color:#dce6df;margin-left:22px}
.site-header{position:sticky;top:0;z-index:20;background:rgba(246,244,238,.95);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}
.nav-wrap{height:82px;display:flex;align-items:center;gap:36px}
.logo{font-weight:800;line-height:1.2;letter-spacing:-.5px;min-width:250px}
.logo strong{display:block;font-size:18px;color:var(--green)}
.logo span{display:block;font-size:13px;color:var(--deep);margin-top:4px}
.nav{display:flex;gap:25px;align-items:center;flex:1}
.nav a{font-size:14px;color:#4b5751;padding:9px 0;border-bottom:2px solid transparent;transition:.25s}
.nav a:hover,.nav a.active{color:var(--green);border-color:var(--green)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:12px;padding:12px 20px;font-weight:700;font-size:14px;border:1px solid transparent;transition:.25s}
.btn-primary{background:var(--green);color:#fff}
.btn-primary:hover{background:var(--green-dark);transform:translateY(-2px)}
.btn-light{background:var(--paper);border-color:#aebbb3;color:var(--deep)}
.btn-light:hover{background:var(--mint);border-color:var(--green);transform:translateY(-2px)}
.menu-btn{display:none;background:none;border:0;font-size:25px;color:var(--deep)}
.page-band{padding:70px 0 64px;background:var(--mint);border-bottom:1px solid var(--line)}
.breadcrumb{font-size:13px;color:var(--muted);margin-bottom:22px}
.breadcrumb a{color:var(--green)}
.eyebrow,.tag{display:inline-flex;align-items:center;color:var(--green);font-weight:700;font-size:13px;letter-spacing:1px}
.eyebrow:before{content:"";width:28px;height:2px;background:var(--orange);margin-right:10px}
.page-band h1{font-size:clamp(34px,5vw,58px);line-height:1.16;letter-spacing:-2px;margin:15px 0 14px;max-width:820px}
.page-band p{color:var(--muted);font-size:17px;max-width:700px;margin:0}
.page-meta{margin-top:25px;color:var(--muted);font-size:13px}
.section{padding:82px 0}
.section.alt{background:var(--mint)}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:32px}
.section-head h2{font-size:34px;line-height:1.25;letter-spacing:-1px;margin:0}
.section-head p{color:var(--muted);max-width:540px;margin:0}
.download-panel{display:grid;grid-template-columns:.9fr 1.1fr;gap:70px;align-items:center}
.device-stage{min-height:390px;position:relative;background:var(--mint);border-radius:32px;padding:40px;display:flex;justify-content:center;align-items:center;border:1px solid #d6e4da}
.phone{width:190px;height:350px;background:var(--deep);border:8px solid #33433c;border-radius:30px;padding:18px 13px;color:#fff;box-shadow:var(--shadow);position:relative}
.phone:before{content:"";display:block;width:58px;height:5px;border-radius:5px;background:#60716a;margin:0 auto 23px}
.phone h3{font-size:18px;margin:0 0 18px}
.phone .screen-card{background:#31594d;border-radius:12px;padding:12px;margin:11px 0;font-size:12px}
.info-card{position:absolute;right:25px;bottom:42px;width:190px;background:var(--paper);border:1px solid var(--line);border-radius:16px;padding:20px;box-shadow:var(--shadow);transform:rotate(-6deg)}
.info-card strong{font-size:25px;color:var(--orange);display:block}
.download-copy h2{font-size:36px;line-height:1.25;margin:12px 0}
.download-copy p{color:var(--muted)}
.version-box{display:flex;gap:20px;flex-wrap:wrap;margin:25px 0}
.version-box div{background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:13px 18px;min-width:150px}
.version-box b{display:block;color:var(--green);font-size:18px}
.version-box small{color:var(--muted)}
.qr-row{display:flex;align-items:center;gap:20px;margin:25px 0}
.qr{width:92px;height:92px;border:1px dashed var(--green);border-radius:12px;background:repeating-linear-gradient(45deg,#eaf2ed 0 4px,#fffdf8 4px 8px);display:grid;place-items:center;color:var(--green);font-size:12px;text-align:center}
.pill{display:inline-block;background:var(--mint);color:var(--green);padding:5px 11px;border-radius:20px;font-size:12px;margin:3px}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line)}
.step{padding:28px 24px 12px 0;border-bottom:1px solid var(--line);position:relative}
.step:not(:last-child){margin-right:28px}
.step:not(:last-child):after{content:"→";position:absolute;right:8px;top:29px;color:var(--green);font-size:22px}
.step b{display:block;color:var(--orange);font-size:14px;margin-bottom:13px}
.step h3{font-size:19px;margin:0 0 8px}
.step p{font-size:14px;color:var(--muted);margin:0}
.update-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.update-card{background:var(--paper);border:1px solid var(--line);border-radius:16px;padding:24px;transition:.25s}
.update-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:var(--green)}
.update-card time{color:var(--orange);font-size:13px;font-weight:700}
.update-card h3{font-size:19px;margin:14px 0 8px}
.update-card p{color:var(--muted);font-size:14px;margin:0 0 18px}
.text-link{color:var(--green);font-weight:700;border-bottom:1px solid currentColor}
.adapt-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.adapt-item{padding:26px;background:var(--paper);border-radius:16px;border:1px solid var(--line)}
.adapt-icon{width:42px;height:42px;border-radius:12px;background:var(--mint);display:grid;place-items:center;color:var(--green);font-weight:800;margin-bottom:17px}
.adapt-item h3{font-size:18px;margin:0 0 6px}
.adapt-item p{font-size:14px;color:var(--muted);margin:0}
.notice{background:#fff3e9;border:1px solid #ebc7b5;border-radius:20px;padding:28px 32px;display:flex;gap:20px;align-items:flex-start}
.notice-mark{color:var(--orange);font-size:25px;font-weight:800;line-height:1}
.notice h2{font-size:23px;margin:0 0 6px}
.notice p{margin:0;color:#68564d}
.faq-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px}
.faq-layout h2{font-size:34px;line-height:1.3;margin:0 0 12px}
.faq-layout>div>p{color:var(--muted)}
.faq-list details{border-bottom:1px solid var(--line);padding:19px 0}
.faq-list summary{cursor:pointer;font-weight:700;list-style:none;display:flex;justify-content:space-between}
.faq-list summary:after{content:"＋";color:var(--green)}
.faq-list details[open] summary:after{content:"－"}
.faq-list p{padding:13px 25px 0 0;color:var(--muted);font-size:14px;margin:0}
.footer{background:var(--deep);color:#d8e2db;padding:55px 0 20px}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:55px;padding-bottom:40px;border-bottom:1px solid #45534c}
.footer .logo strong{color:#9dd1bd}
.footer .logo span{color:#d8e2db}
.footer p{color:#aebdb4;font-size:13px;margin-top:18px}
.footer h3{font-size:15px;color:#fff;margin:0 0 15px}
.footer a:not(.logo){display:block;color:#b9c8bf;font-size:13px;margin:8px 0}
.footer a:not(.logo):hover{color:#9dd1bd}
.copyright{display:flex;justify-content:space-between;gap:20px;padding-top:18px;color:#91a198;font-size:12px}
:focus-visible{outline:3px solid rgba(200,107,66,.55);outline-offset:3px}
@media(max-width:992px){.nav-wrap{gap:18px}.nav{gap:14px}.logo{min-width:220px}.download-panel{gap:35px}.faq-layout{gap:35px}}
@media(max-width:768px){.topbar .container span{max-width:190px}.topbar a{display:none}.nav{display:none;position:absolute;top:82px;left:20px;right:20px;background:var(--paper);padding:18px 22px;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch;gap:4px}.nav.open{display:flex}.nav a{padding:11px 0}.nav-wrap>.btn-primary{display:none}.menu-btn{display:block;margin-left:auto}.page-band{padding:52px 0}.download-panel,.faq-layout{grid-template-columns:1fr}.download-copy{order:-1}.steps{grid-template-columns:1fr 1fr;gap:0 25px}.step:not(:last-child){margin-right:0}.step:not(:last-child):after{display:none}.update-grid,.adapt-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr;gap:25px}.copyright{display:block}.copyright span{display:block;margin-top:8px}}
@media(max-width:520px){.container{width:min(100% - 28px,1200px)}.section{padding:58px 0}.section-head{display:block}.section-head h2{font-size:28px;margin-bottom:10px}.page-band h1{font-size:36px;letter-spacing:-1px}.device-stage{min-height:340px;padding:25px}.phone{width:170px;height:315px}.info-card{right:5px;bottom:25px;width:155px;padding:15px}.version-box div{width:100%}.qr-row{align-items:flex-start}.btn{width:100%}.steps{display:block}.step{padding:22px 0}.notice{padding:22px}.footer{padding-top:42px}}

/* roulang page: category3 */
:root{--green:#176b57;--green-dark:#105644;--deep:#202825;--cream:#f6f4ee;--paper:#fffdf8;--mint:#eaf2ed;--orange:#c86b42;--muted:#6c746f;--line:#dce1da;--shadow:0 12px 30px rgba(25,42,34,.08);--radius:24px}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei","PingFang SC",Arial,sans-serif;color:var(--deep);background:var(--cream);line-height:1.75}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
.container{width:min(1200px,calc(100% - 40px));margin:auto}
.topbar{background:var(--deep);color:#dce6df;font-size:13px;padding:7px 0}
.topbar .container{display:flex;justify-content:space-between;align-items:center}
.topbar a{color:#dce6df;margin-left:22px}
.site-header{position:sticky;top:0;z-index:20;background:rgba(246,244,238,.95);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}
.nav-wrap{height:82px;display:flex;align-items:center;gap:36px}
.logo{font-weight:800;line-height:1.2;letter-spacing:-.5px;min-width:250px}
.logo strong{display:block;font-size:18px;color:var(--green)}
.logo span{display:block;font-size:13px;color:var(--deep);margin-top:4px}
.nav{display:flex;gap:25px;align-items:center;flex:1}
.nav a{font-size:14px;color:#4b5751;padding:9px 0;border-bottom:2px solid transparent;transition:.25s}
.nav a:hover,.nav a.active{color:var(--green);border-color:var(--green)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:12px;padding:12px 20px;font-weight:700;font-size:14px;border:1px solid transparent;transition:.25s}
.btn-primary{background:var(--green);color:#fff}
.btn-primary:hover{background:var(--green-dark);transform:translateY(-2px)}
.btn-light{background:var(--paper);border-color:#aebbb3;color:var(--deep)}
.btn-light:hover{background:var(--mint);border-color:var(--green);transform:translateY(-2px)}
.menu-btn{display:none;background:none;border:0;font-size:25px;color:var(--deep)}
.page-band{padding:76px 0 64px;background:var(--mint);border-bottom:1px solid var(--line)}
.breadcrumb{font-size:13px;color:var(--muted);margin-bottom:25px}
.breadcrumb a{color:var(--green)}
.eyebrow,.tag{display:inline-flex;align-items:center;color:var(--green);font-weight:700;font-size:13px;letter-spacing:1px}
.eyebrow:before{content:"";width:28px;height:2px;background:var(--orange);margin-right:10px}
.page-band h1{font-size:clamp(34px,5vw,58px);line-height:1.18;letter-spacing:-1.5px;margin:14px 0 14px;max-width:800px}
.page-band p{max-width:680px;color:var(--muted);font-size:17px;margin:0}
.doc-code{margin-top:25px;color:var(--orange);font-size:13px;font-weight:700}
.section{padding:84px 0}
.section.alt{background:var(--mint)}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:32px}
.section-head h2{font-size:34px;line-height:1.25;letter-spacing:-1px;margin:0}
.section-head p{color:var(--muted);max-width:540px;margin:0}
.overview-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:28px;align-items:stretch}
.overview-main{background:var(--deep);color:#fff;border-radius:var(--radius);padding:38px}
.overview-main h2{font-size:30px;margin:12px 0 14px}
.overview-main p{color:#c9d6ce;max-width:570px}
.overview-main ul{padding:0;margin:26px 0 0;list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:15px}
.overview-main li{border-top:1px solid #526159;padding-top:12px;color:#e2ebe5;font-size:14px}
.overview-main li b{display:block;color:#9dd1bd;margin-bottom:3px}
.overview-side{display:grid;gap:16px}
.mini-card{background:var(--paper);border:1px solid var(--line);border-radius:18px;padding:24px;transition:.25s}
.mini-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:var(--green)}
.mini-card b{display:block;color:var(--orange);font-size:24px;margin-bottom:8px}
.mini-card h3{font-size:18px;margin:0 0 5px}
.mini-card p{font-size:14px;color:var(--muted);margin:0}
.process-wrap{display:grid;grid-template-columns:280px 1fr;gap:60px}
.process-intro{border-right:1px solid var(--line);padding-right:35px}
.process-intro h2{font-size:32px;line-height:1.3;margin:12px 0}
.process-intro p{color:var(--muted)}
.process-list{display:grid;gap:0}
.process-item{display:grid;grid-template-columns:72px 1fr;gap:22px;padding:20px 0;border-bottom:1px solid var(--line)}
.process-item:first-child{padding-top:0}
.process-number{width:54px;height:54px;border-radius:50%;background:var(--green);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800}
.process-item h3{font-size:20px;margin:0 0 5px}
.process-item p{color:var(--muted);margin:0;max-width:660px}
.risk-panel{background:var(--deep);color:#fff;border-radius:var(--radius);padding:42px 46px;display:grid;grid-template-columns:.8fr 1.2fr;gap:60px}
.risk-panel h2{font-size:32px;margin:10px 0}
.risk-panel p{color:#c9d6ce}
.risk-list{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.risk-list div{border-left:3px solid var(--orange);padding:3px 0 3px 18px;color:#e4eee7}
.risk-list strong{display:block;color:#fff;margin-bottom:3px}
.risk-list span{font-size:14px;color:#bdcbc3}
.article-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.article-card{background:var(--paper);border:1px solid var(--line);border-radius:18px;padding:25px;display:flex;flex-direction:column;min-height:230px;transition:.25s}
.article-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--green)}
.article-card h3{font-size:19px;line-height:1.45;margin:15px 0 9px}
.article-card p{font-size:14px;color:var(--muted);margin:0 0 18px}
.article-card .date{margin-top:auto;color:var(--orange);font-size:12px;font-weight:700}
.text-link{color:var(--green);font-weight:700;border-bottom:1px solid currentColor}
.faq-layout{display:grid;grid-template-columns:.75fr 1.25fr;gap:70px}
.faq-layout h2{font-size:32px;line-height:1.3;margin:12px 0}
.faq-layout>div>p{color:var(--muted)}
.faq-list details{border-bottom:1px solid var(--line);padding:19px 0}
.faq-list summary{cursor:pointer;font-weight:700;list-style:none;display:flex;justify-content:space-between}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary:after{content:"＋";color:var(--green)}
.faq-list details[open] summary:after{content:"－"}
.faq-list p{padding:13px 25px 0 0;color:var(--muted);font-size:14px;margin:0}
.support-panel{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:38px;display:grid;grid-template-columns:1fr 1fr;gap:45px}
.support-panel h2{font-size:30px;margin:0 0 12px}
.support-panel p{color:var(--muted)}
.support-points{display:grid;gap:14px;margin-top:24px}
.support-points div{display:flex;gap:12px;align-items:flex-start}
.support-points b{color:var(--green);font-size:18px}
.form-box{border-left:1px solid var(--line);padding-left:40px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.field{display:flex;flex-direction:column;gap:5px}
.field.full{grid-column:1/-1}
.field label{font-size:13px;font-weight:700}
.field input,.field select,.field textarea{border:1px solid var(--line);border-radius:10px;background:#fff;padding:10px 12px;outline:none}
.field textarea{min-height:90px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--green);box-shadow:0 0 0 3px rgba(23,107,87,.12)}
.form-note{font-size:12px;color:var(--muted);margin:14px 0}
.footer{background:var(--deep);color:#d8e2db;padding:55px 0 20px}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:55px;padding-bottom:40px;border-bottom:1px solid #45534c}
.footer .logo strong{color:#9dd1bd}
.footer .logo span{color:#d8e2db}
.footer p{color:#aebcb4;font-size:13px;max-width:330px}
.footer h3{font-size:15px;color:#fff;margin:0 0 16px}
.footer-grid>div>a:not(.logo){display:block;color:#aebcb4;font-size:13px;margin:8px 0}
.footer-grid>div>a:not(.logo):hover{color:#9dd1bd}
.copyright{display:flex;justify-content:space-between;gap:20px;padding-top:18px;color:#8f9d96;font-size:12px}
@media(max-width:992px){
.nav-wrap{gap:20px}.nav{gap:14px}.logo{min-width:220px}
.overview-grid,.process-wrap,.risk-panel,.support-panel{grid-template-columns:1fr;gap:28px}
.process-intro{border-right:0;border-bottom:1px solid var(--line);padding:0 0 25px}
.form-box{border-left:0;border-top:1px solid var(--line);padding:28px 0 0}
}
@media(max-width:768px){
.container{width:min(100% - 30px,600px)}
.topbar .container span:last-child{display:none}
.nav-wrap{height:70px;justify-content:space-between}
.menu-btn{display:block;order:2}
.nav{display:none;position:absolute;top:70px;left:0;right:0;background:var(--paper);border-bottom:1px solid var(--line);padding:18px 20px;flex-direction:column;align-items:stretch;gap:4px;box-shadow:var(--shadow)}
.nav.open{display:flex}
.nav a{padding:10px 0}
.nav-wrap>.btn{display:none}
.logo{min-width:0}.logo strong{font-size:16px}.logo span{font-size:12px}
.page-band{padding:55px 0 48px}
.section{padding:62px 0}
.section-head{display:block}.section-head h2{font-size:29px;margin-bottom:10px}
.overview-main ul,.risk-list,.article-grid{grid-template-columns:1fr}
.risk-panel{padding:30px 25px}
.support-panel{padding:27px 22px}
.footer-grid{grid-template-columns:1fr;gap:28px}
.copyright{display:block}.copyright span{display:block;margin-top:6px}
}
@media(max-width:520px){
.page-band h1{font-size:35px}
.process-item{grid-template-columns:52px 1fr;gap:15px}
.process-number{width:45px;height:45px;font-size:13px}
.form-grid{grid-template-columns:1fr}
.field.full{grid-column:auto}
.btn{width:100%}
}