/* roulang page: index */
:root{--ink:#142320;--muted:#667570;--paper:#f5f6f1;--white:#fff;--dark:#111b1b;--dark2:#1d2b29;--accent:#d6f263;--green:#34634d;--line:#dce2d8;--radius:18px;--shadow:0 16px 40px #162a2010;--space:80px}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:138px}body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei",system-ui,sans-serif;font-size:15px;line-height:1.85;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none;transition:color .2s,background .2s,transform .2s}button,input{font:inherit}button{cursor:pointer}img,svg{max-width:100%;vertical-align:middle}::selection{background:var(--accent);color:var(--dark)}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid #729b34;outline-offset:5px}a:active,button:active{transform:translateY(1px)}h1,h2,h3,p{margin:0}h1,h2,h3{font-weight:750;line-height:1.3;letter-spacing:-.035em}h2{font-size:32px}h3{font-size:19px}p{color:var(--muted)}.container{max-width:1220px;padding-left:28px;padding-right:28px}.site-header{position:sticky;top:0;z-index:100;background:#f5f6f1f5;backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}.header-top{height:77px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:13px;font-size:19px;font-weight:750;white-space:nowrap}.brand-mark{font-size:30px;letter-spacing:-3px;line-height:1;display:grid;place-items:center;width:48px;height:43px;background:var(--dark);color:var(--accent);border-radius:9px;padding-right:3px}.header-note{margin-left:auto;color:var(--muted);font-size:13px}.header-link{font-size:13px;border:1px solid var(--line);border-radius:30px;padding:7px 16px}.header-link:hover{background:var(--dark);color:var(--white)}.channel-nav{display:flex;gap:8px;padding:0 0 12px;overflow-x:auto;scrollbar-width:none}.channel-nav a{white-space:nowrap;font-size:14px;font-weight:600;padding:6px 25px;border-radius:7px;color:var(--muted)}.channel-nav a:hover{background:#e6eadf;color:var(--ink)}.channel-nav a.active{background:var(--dark);color:var(--accent)}main section{padding:var(--space) 0;border-bottom:1px solid var(--line)}.hero{background:var(--dark);color:var(--white);padding:64px 0 0;overflow:hidden;position:relative}.hero:before{content:"";position:absolute;width:520px;height:520px;border:1px solid #d6f26316;border-radius:50%;right:-160px;top:-190px;box-shadow:0 0 0 70px #d6f26305,0 0 0 140px #d6f26304;pointer-events:none}.hero .container{position:relative}.hero-top{display:flex;align-items:center;justify-content:space-between;padding-bottom:27px;border-bottom:1px solid #ffffff20;color:#bac8bc;font-size:13px;letter-spacing:.12em}.status{display:inline-flex;align-items:center;gap:9px}.status:before{content:"";width:7px;height:7px;background:var(--accent);border-radius:50%}.hero-title{display:flex;gap:30px;align-items:baseline;flex-wrap:wrap;margin:38px 0 24px}.hero-title .display-mark{font-size:112px;line-height:1;letter-spacing:-.09em;color:var(--accent);font-weight:800}.hero h1{font-size:52px}.hero-copy{max-width:880px;color:#b9c7bf;line-height:2;font-size:16px}.hero-actions{display:flex;gap:14px;margin:30px 0 43px;flex-wrap:wrap}.btn{border-radius:8px;padding:12px 23px;font-size:14px;font-weight:650;transition:.2s;border:1px solid transparent;box-shadow:none!important}.btn-primary{background:var(--accent);border-color:var(--accent);color:var(--dark)}.btn-primary:hover,.btn-primary:active{background:#e5ff87!important;border-color:#e5ff87!important;color:var(--dark)!important;transform:translateY(-2px)}.btn-outline{color:#fff;border-color:#66736b;background:transparent}.btn-outline:hover{background:#ffffff10;color:var(--accent);border-color:var(--accent)}.metrics{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid #ffffff24}.metric{padding:24px 22px;border-right:1px solid #ffffff24}.metric:first-child{padding-left:0}.metric:last-child{border-right:0}.metric small{display:block;color:#93a499;font-size:12px;margin-bottom:5px}.metric strong{font-size:20px;font-weight:600}.metric span{color:var(--accent);font-size:12px;margin-left:10px}.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:38px;margin-bottom:30px}.section-head p{max-width:640px;line-height:1.95}.eyebrow{display:block;color:var(--green);font-size:12px;font-weight:700;letter-spacing:.12em;margin-bottom:12px}.section-head h2{min-width:240px}.soft-section{background:#ebeee5}.white-section{background:var(--white)}.search-section{padding:44px 0}.search-layout{display:grid;grid-template-columns:1fr 1.15fr;gap:55px;align-items:center}.search-layout h2{font-size:25px;margin-bottom:12px}.search-form{display:flex;background:var(--white);border:1px solid var(--line);border-radius:12px;padding:7px;box-shadow:var(--shadow);gap:8px}.search-form input{width:100%;min-width:0;border:0;background:none;padding:10px 12px;color:var(--ink);outline-offset:0}.search-form .btn{background:var(--dark);color:var(--accent);white-space:nowrap}.search-feedback{font-size:12px;margin-top:10px;min-height:22px;color:var(--muted)}.matrix{display:grid;grid-template-columns:1.35fr 1fr 1fr;gap:18px}.card{border:1px solid var(--line);border-radius:var(--radius);background:var(--white);color:var(--ink);overflow:hidden;box-shadow:none;transition:transform .2s,box-shadow .2s,border-color .2s}.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#a8b798}.topic-card{padding:29px;display:flex;flex-direction:column;min-height:248px}.topic-card .symbol{font-size:32px;font-weight:300;color:var(--green);margin-bottom:30px;line-height:1}.topic-card h3{margin-bottom:14px}.topic-card p{font-size:14px}.topic-card.featured{background:var(--green);border-color:var(--green);color:#fff}.topic-card.featured p{color:#dbe6dc}.topic-card.featured .symbol{color:var(--accent)}.card-link{margin-top:22px;font-size:13px;font-weight:650;display:flex;justify-content:space-between}.card-link:hover{color:var(--green)}.featured .card-link:hover{color:var(--accent)}.selected-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}.editorial-card{display:grid;grid-template-columns:120px 1fr;gap:25px;padding:25px;border:1px solid var(--line);border-radius:var(--radius);background:#fff}.cover-art{min-height:150px;display:grid;place-items:center;background:#e9eddd;border-radius:11px;position:relative;overflow:hidden;color:var(--green);font-size:42px;font-weight:750;letter-spacing:-.07em}.cover-art:after{content:"";width:105px;height:105px;border:1px solid #34634d30;position:absolute;transform:rotate(35deg)}.cover-art.dark{background:var(--dark);color:var(--accent)}.badge{font-size:11px;font-weight:500;border-radius:5px;padding:6px 9px;background:#eaf0e1;color:var(--green);margin-bottom:12px}.editorial-card h3{margin-bottom:10px}.editorial-card p{font-size:14px}.timeline{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}.timeline li{display:grid;grid-template-columns:120px 1fr 90px;gap:30px;padding:25px 0;border-bottom:1px solid var(--line);align-items:start}.timeline-label{color:var(--green);font-size:13px;font-weight:650}.timeline h3{font-size:18px;margin-bottom:8px}.timeline p{font-size:14px}.tiny-label{font-size:12px;color:var(--muted);text-align:right}.rank-section{background:var(--dark);color:white}.rank-section p{color:#aebfb4}.rank-section .eyebrow{color:var(--accent)}.rank-layout{display:grid;grid-template-columns:.85fr 1.4fr;gap:70px}.rank-intro p{margin-top:23px}.rank-note{display:inline-block;color:var(--accent);font-size:12px;padding:7px 12px;border:1px solid #d6f26340;border-radius:6px;margin-top:24px}.rank-list{list-style:none;padding:0;margin:0}.rank-list li{display:flex;gap:22px;padding:23px 0;border-bottom:1px solid #ffffff22}.rank-list li:first-child{padding-top:0}.rank-number{font-size:30px;color:var(--accent);font-variant-numeric:tabular-nums;line-height:1.3}.rank-list h3{font-size:19px;margin-bottom:8px}.rank-list p{font-size:14px}.resource-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.resource{padding:27px}.resource-icon{width:44px;height:44px;border-radius:10px;display:grid;place-items:center;background:var(--paper);font-size:22px;margin-bottom:25px;color:var(--green)}.resource h3{margin-bottom:14px}.resource p{font-size:14px}.resource-bottom{padding-top:18px;margin-top:25px;border-top:1px solid var(--line);font-size:12px;color:var(--muted)}.safety-panel{display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}.safety-intro{padding:38px;background:#e7eddb}.safety-intro h2{margin-bottom:22px}.safety-points{list-style:none;padding:15px 32px;margin:0;background:#fff}.safety-points li{padding:18px 0;border-bottom:1px solid var(--line)}.safety-points li:last-child{border:0}.safety-points strong{display:block;margin-bottom:6px;font-size:16px}.safety-points p{font-size:14px}.news-list{border-top:1px solid var(--line)}.news-item{display:grid;grid-template-columns:80px 1fr 34px;gap:26px;padding:28px 0;border-bottom:1px solid var(--line);align-items:start}.news-item .number{font-size:14px;color:var(--muted);padding-top:3px}.news-item h3{margin-bottom:10px}.news-item p{font-size:14px;max-width:850px}.news-item .arrow{font-size:24px;color:var(--green)}.bookmark-section{background:var(--accent);padding:53px 0}.bookmark-layout{display:flex;justify-content:space-between;align-items:center;gap:45px}.bookmark-layout h2{margin-bottom:17px}.bookmark-layout p{max-width:760px;color:#45532b}.bookmark-layout .btn{background:var(--dark);color:#fff;white-space:nowrap}.bookmark-layout .btn:hover{background:var(--green)}.copy-status{font-size:12px;min-height:23px;margin-top:8px;text-align:center;color:#405128}.site-footer{background:var(--dark);color:#fff;padding:43px 0 24px}.footer-top{display:flex;justify-content:space-between;gap:35px;padding-bottom:30px}.footer-top p{color:#99afa1;margin-top:15px;font-size:13px;max-width:520px}.footer-links{display:flex;gap:25px;align-items:flex-start;padding-top:10px;font-size:13px;color:#b8c8be}.footer-links a:hover{color:var(--accent)}.footer-bottom{border-top:1px solid #ffffff20;padding-top:22px;display:flex;justify-content:space-between;gap:20px;font-size:12px;color:#8ba093}.search-hit{outline:2px solid var(--green);outline-offset:6px}.visually-hidden{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}
@media(min-width:1400px){.container{max-width:1240px}}
@media(max-width:1024px){:root{--space:62px}.hero h1{font-size:43px}.section-head{align-items:flex-start;gap:25px}.section-head p{max-width:55%}.matrix{grid-template-columns:repeat(3,1fr)}.topic-card{padding:23px}.editorial-card{grid-template-columns:85px 1fr;gap:18px}.rank-layout{gap:38px}.search-layout{gap:30px}.resource{padding:22px}.hero-title .display-mark{font-size:95px}}
@media(max-width:768px){:root{--space:50px}.container{padding-left:22px;padding-right:22px}.header-note{display:none}.header-top{height:69px}.hero{padding-top:35px}.hero-title{gap:22px;margin-top:30px}.hero-title .display-mark{font-size:80px}.hero h1{font-size:34px}.hero-copy{font-size:15px}.metrics{grid-template-columns:1fr 1fr}.metric:nth-child(2){border-right:0}.metric:nth-child(n+3){border-top:1px solid #ffffff24}.metric:nth-child(3){padding-left:0}.section-head{display:block}.section-head p{max-width:100%;margin-top:18px}h2{font-size:27px}.search-layout,.rank-layout,.safety-panel{grid-template-columns:1fr;gap:25px}.matrix{grid-template-columns:1fr 1fr}.topic-card.featured{grid-column:1/-1;min-height:210px}.topic-card .symbol{margin-bottom:20px}.selected-grid{grid-template-columns:1fr}.resource-grid{grid-template-columns:1fr}.resource{display:grid;grid-template-columns:48px 1fr;gap:0 20px}.resource-icon{grid-row:1/4}.resource-bottom{grid-column:2}.safety-panel{gap:0}.safety-intro{padding:29px}.bookmark-layout{display:block}.bookmark-actions{display:inline-block;margin-top:26px}.footer-top{display:block}.footer-links{margin-top:20px}.timeline li{grid-template-columns:82px 1fr;gap:20px}.tiny-label{display:none}.news-item{grid-template-columns:40px 1fr 24px;gap:15px}}
@media(max-width:520px){.container{padding-left:18px;padding-right:18px}.brand{font-size:16px;gap:9px}.brand-mark{width:41px;height:38px;font-size:26px}.header-link{font-size:12px;padding:6px 11px}.channel-nav a{padding:6px 22px}.hero-top{font-size:11px;letter-spacing:0;gap:15px}.hero-title{display:block}.hero-title .display-mark{display:block;font-size:76px;margin-bottom:20px}.hero h1{font-size:33px}.hero-actions .btn{padding:11px 17px}.metric{padding:18px 14px}.metric strong{font-size:17px}.metric span{display:block;margin:3px 0 0}.matrix{grid-template-columns:1fr}.topic-card.featured{grid-column:auto}.topic-card{min-height:0}.topic-card .symbol{margin-bottom:16px}.editorial-card{padding:18px;grid-template-columns:65px 1fr;gap:16px}.cover-art{font-size:30px;min-height:125px}.timeline li{display:block}.timeline-label{display:block;margin-bottom:10px}.safety-points{padding:10px 24px}.news-item{grid-template-columns:26px 1fr;gap:13px}.news-item .arrow{display:none}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:7px}.search-form .btn{padding:10px 16px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important}}

/* roulang page: category1 */
:root{--ink:#142320;--muted:#667570;--paper:#f5f6f1;--white:#fff;--dark:#111b1b;--dark2:#1d2b29;--accent:#d6f263;--green:#34634d;--line:#dce2d8;--radius:18px;--shadow:0 16px 40px #162a2010;--space:80px}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:145px}body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei",system-ui,sans-serif;font-size:15px;line-height:1.85;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none;transition:color .2s,background .2s,transform .2s}button,input{font:inherit}button{cursor:pointer}img,svg{max-width:100%;vertical-align:middle}a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid #729b34;outline-offset:5px}a:active,button:active{transform:translateY(1px)}h1,h2,h3,p{margin-top:0}h1,h2,h3{font-weight:750;line-height:1.4}h2{font-size:32px;letter-spacing:-.03em}h3{font-size:19px}p{color:var(--muted);margin-bottom:16px}p:last-child{margin-bottom:0}.container{max-width:1220px;padding-left:28px;padding-right:28px}
.site-header{position:sticky;top:0;z-index:100;background:#f5f6f1f5;backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}.header-top{height:77px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:13px;font-size:19px;font-weight:750;white-space:nowrap}.brand-mark{font-size:30px;letter-spacing:-3px;line-height:1;display:grid;place-items:center;width:48px;height:43px;background:var(--dark);color:var(--accent);border-radius:9px;padding-right:3px}.header-note{margin-left:auto;color:var(--muted);font-size:13px}.header-link{font-size:13px;border:1px solid var(--line);border-radius:30px;padding:7px 16px}.header-link:hover{background:var(--dark);color:var(--white)}.channel-nav{display:flex;gap:8px;padding:0 0 12px;overflow-x:auto;scrollbar-width:none}.channel-nav a{white-space:nowrap;font-size:14px;font-weight:600;padding:6px 25px;border-radius:7px;color:var(--muted)}.channel-nav a:hover{background:#e6eadf;color:var(--ink)}.channel-nav a.active{background:var(--dark);color:var(--accent)}
main section{padding:var(--space) 0;border-bottom:1px solid var(--line)}.hero{background:var(--dark);color:var(--white);position:relative;overflow:hidden}.hero:before{content:"";position:absolute;width:480px;height:480px;border:1px solid #d6f26316;border-radius:50%;right:-230px;top:-210px;box-shadow:0 0 0 70px #d6f26305,0 0 0 140px #d6f26304;pointer-events:none}.hero .container{position:relative}.hero-top{display:flex;justify-content:space-between;gap:20px;padding-bottom:22px;margin-bottom:34px;border-bottom:1px solid #ffffff20;color:#bac8bc;font-size:13px;letter-spacing:.08em}.hero h1{font-size:clamp(36px,4.5vw,60px);margin-bottom:20px;letter-spacing:-.04em}.hero h1 span{color:var(--accent)}.hero-copy{max-width:670px;color:#b9c7bf;line-height:2;font-size:16px}.hero-actions{display:flex;gap:14px;margin-top:28px;flex-wrap:wrap}.btn{border-radius:8px;padding:12px 23px;font-size:14px;font-weight:650;transition:.2s;border:1px solid transparent;box-shadow:none!important}.btn-primary{background:var(--accent);border-color:var(--accent);color:var(--dark)}.btn-primary:hover,.btn-primary:active{background:#e5ff87!important;border-color:#e5ff87!important;color:var(--dark)!important;transform:translateY(-2px)}.btn-outline{color:#fff;border-color:#66736b;background:transparent}.btn-outline:hover{background:#ffffff10;color:var(--accent);border-color:var(--accent)}.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:38px;margin-bottom:30px}.section-head p{max-width:550px;line-height:1.95;margin:0}.eyebrow{display:block;color:var(--green);font-size:12px;font-weight:700;letter-spacing:.12em;margin-bottom:12px}.soft-section{background:#ebeee5}.white-section{background:var(--white)}.card{border:1px solid var(--line);border-radius:var(--radius);background:var(--white);color:var(--ink);overflow:hidden;box-shadow:none;transition:transform .2s,box-shadow .2s,border-color .2s}.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#a8b798}.topic-card{padding:29px;height:100%}.topic-card .symbol{font-size:30px;color:var(--green);margin-bottom:25px;line-height:1}.topic-card p{font-size:14px}.topic-card.featured{background:var(--green);border-color:var(--green);color:#fff}.topic-card.featured p{color:#dbe6dc}.topic-card.featured .symbol{color:var(--accent)}.badge{font-size:11px;font-weight:500;border-radius:5px;padding:6px 9px;background:#eaf0e1;color:var(--green);margin-bottom:12px}
.roadmap{background:var(--dark2);border:1px solid #ffffff18;padding:25px;border-radius:var(--radius);height:100%}.roadmap-title{display:flex;justify-content:space-between;gap:16px;color:#fff;font-size:14px;margin-bottom:20px}.roadmap-title span:last-child{color:var(--accent);font-size:12px}.node-list{margin:0;padding:0;list-style:none}.node-list li{position:relative;border-left:1px solid #687568;margin-left:7px;padding:0 0 23px 24px}.node-list li:last-child{padding-bottom:0;border-color:transparent}.node-list li:before{content:"";position:absolute;width:9px;height:9px;left:-5px;top:8px;border-radius:50%;background:var(--accent)}.node-list strong{font-size:15px;display:block}.node-list small{color:#aebfb4;display:block;margin-top:4px}.node-list .pending:before{background:var(--dark2);border:1px solid #8fa18d}.local-note{font-size:12px;color:#acbbb2;margin-top:13px;min-height:23px}
.scenario-list{list-style:none;padding:0;margin:0;border-top:1px solid var(--line)}.scenario-list li{display:grid;grid-template-columns:52px 160px 1fr;gap:20px;padding:25px 0;border-bottom:1px solid var(--line)}.scenario-list .num{color:var(--green);font-size:13px}.scenario-list h3{margin:0}.scenario-list p{font-size:14px}
.preview{background:var(--dark);color:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}.preview-bar{padding:16px 25px;border-bottom:1px solid #ffffff20;display:flex;justify-content:space-between;font-size:12px;color:#b9c7bf}.preview-body{padding:32px}.preview-body h3{font-size:26px}.preview-body p{color:#b9c7bf}.preview-row{display:flex;justify-content:space-between;gap:20px;padding:15px 0;border-bottom:1px solid #ffffff15;font-size:14px}.preview-row:last-child{border:0}.preview-row span:last-child{color:var(--accent)}.detail-note{padding-left:28px;border-left:3px solid var(--green);margin-top:25px}.detail-note h3{font-size:17px}.detail-note p{font-size:14px}
.service-panel{padding:32px;border:1px solid var(--line);border-radius:var(--radius);height:100%;background:var(--white)}.service-panel.emphasis{background:#ebeee5}.large-status{font-size:36px;line-height:1.4;letter-spacing:-.04em;margin:16px 0}.clean-list{list-style:none;margin:20px 0 0;padding:0}.clean-list li{padding:12px 0;border-top:1px solid var(--line);font-size:14px;display:flex;gap:12px}.clean-list li:before{content:"—";color:var(--green)}.privacy-box{padding:28px;border:1px solid var(--line);border-radius:var(--radius);background:#fff}.privacy-box h3{font-size:18px}.privacy-box p{font-size:14px}
.news-list{border-top:1px solid var(--line)}.news-item{display:grid;grid-template-columns:100px 1fr;gap:26px;padding:28px 0;border-bottom:1px solid var(--line);align-items:start}.news-item .number{font-size:13px;color:var(--muted);padding-top:3px}.news-item h3{margin-bottom:10px}.news-item p{font-size:14px;max-width:850px}.bookmark-section{background:var(--accent);padding:53px 0}.bookmark-layout{display:flex;align-items:center;justify-content:space-between;gap:35px}.bookmark-layout p{color:#425035;max-width:750px}.bookmark-layout .btn{background:var(--dark);color:#fff;white-space:nowrap}.bookmark-layout .btn:hover{background:var(--green);transform:translateY(-2px)}.site-footer{padding:48px 0 22px;background:var(--dark);color:#fff}.footer-top{display:flex;justify-content:space-between;gap:40px;padding-bottom:35px}.footer-top p{max-width:540px;font-size:13px;color:#aebfb4;margin:18px 0 0}.footer-links{display:flex;gap:25px;align-items:flex-start;font-size:13px;padding-top:10px}.footer-links a{color:#b9c7bf}.footer-links a:hover{color:var(--accent)}.footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid #ffffff20;padding-top:22px;font-size:12px;color:#aebfb4}
@media(min-width:1025px){.hero{padding:50px 0 60px}}
@media(max-width:1024px){:root{--space:60px}.hero h1{font-size:44px}.section-head{gap:25px}.section-head p{max-width:460px}.footer-links{gap:16px}.scenario-list li{grid-template-columns:40px 135px 1fr}}
@media(max-width:768px){:root{--space:48px}.header-note{display:none}.hero{padding:32px 0 42px}.hero h1{font-size:39px}.hero-top{margin-bottom:25px}.section-head{display:block}.section-head p{margin-top:16px;max-width:none}h2{font-size:28px}.scenario-list li{grid-template-columns:32px 1fr;gap:10px 15px}.scenario-list li p{grid-column:2}.bookmark-layout,.footer-top{flex-direction:column;align-items:flex-start}.footer-top{gap:20px}.footer-bottom{flex-direction:column;gap:5px}.roadmap{margin-top:6px}.preview-body{padding:25px}}
@media(max-width:520px){.container{padding-left:20px;padding-right:20px}.header-top{height:70px;gap:12px}.brand{font-size:16px;gap:9px}.brand-mark{width:42px;height:39px;font-size:27px}.header-link{font-size:12px;padding:6px 10px}.channel-nav a{padding:6px 21px}.hero-top{font-size:11px;letter-spacing:0}.hero h1{font-size:33px}.hero-copy{font-size:15px}.hero-actions .btn{flex:1;padding:11px 14px}.topic-card,.service-panel,.privacy-box{padding:23px}.news-item{grid-template-columns:1fr;gap:8px}.news-item h3{font-size:18px}.large-status{font-size:31px}.footer-links{gap:20px;flex-wrap:wrap}.preview-bar{padding:15px 20px}.preview-body{padding:22px}.bookmark-layout{gap:20px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important}}

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}