/* roulang page: index */
:root{--ink:#101210;--coal:#171917;--coal2:#20231f;--paper:#f4f1e9;--mist:#e9e6de;--lime:#b8e63b;--lime2:#a5d22c;--orange:#e46d3e;--teal:#4fc7b4;--text:#20231f;--muted:#696b64;--line:rgba(255,255,255,.14);--paperline:#d8d4ca;--r:14px;--shadow:0 18px 46px rgba(0,0,0,.18);--max:1200px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--ink);color:var(--paper);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.7}a{color:inherit;text-decoration:none}button{font:inherit}img{max-width:100%}.container{width:min(calc(100% - 48px),var(--max));margin:auto}.statusbar{background:#0a0b0a;border-bottom:1px solid #292c27;font-size:12px;letter-spacing:.08em;color:#bbbbb2}.statusinner{height:33px;display:flex;align-items:center;justify-content:space-between}.statusdot{display:inline-flex;align-items:center;gap:7px}.statusdot:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--lime);box-shadow:0 0 0 4px rgba(184,230,59,.1)}.sitehead{position:sticky;top:0;z-index:20;background:rgba(23,25,23,.96);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}.nav{height:79px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:11px;min-width:245px}.mark{width:34px;height:34px;border:2px solid var(--lime);position:relative;display:grid;place-items:center}.mark:before,.mark:after{content:"";position:absolute;background:var(--lime)}.mark:before{width:18px;height:2px}.mark:after{height:18px;width:2px}.brand strong{display:block;font-size:16px;line-height:1.2}.brand small{display:block;font-size:10px;color:#aeb0a8;letter-spacing:.12em}.links{display:flex;align-items:center;gap:27px;font-size:14px;color:#cbccc4}.links a{padding:27px 0 22px;position:relative;transition:.2s}.links a:after{content:"";position:absolute;left:0;right:0;bottom:17px;height:2px;background:var(--lime);transform:scaleX(0);transition:.2s}.links a:hover,.links a.active{color:#fff}.links a:hover:after,.links a.active:after{transform:scaleX(1)}.btn{border:0;border-radius:10px;min-height:44px;display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:0 18px;font-weight:700;font-size:14px;cursor:pointer;transition:.2s}.btn:focus-visible,a:focus-visible{outline:3px solid var(--teal);outline-offset:3px}.primary{background:var(--lime);color:#16200b}.primary:hover{background:var(--lime2);transform:translateY(-2px)}.outline{border:1px solid #5d6159;color:#f1f0e8;background:transparent}.outline:hover{border-color:var(--lime);color:var(--lime);transform:translateY(-2px)}.mobiletoggle{display:none;background:none;border:0;color:#fff;font-size:24px}.hero{position:relative;overflow:hidden;padding:72px 0 0;background:var(--coal)}.hero:before{content:"";position:absolute;width:75vw;height:75vw;max-width:980px;max-height:980px;border:1px solid rgba(184,230,59,.13);border-radius:50%;right:-25vw;top:-45vw}.hero:after{content:"";position:absolute;inset:auto 0 0;height:180px;background:repeating-linear-gradient(90deg,transparent 0,transparent 79px,rgba(255,255,255,.05) 80px);mask-image:linear-gradient(transparent,black)}.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.2fr .8fr;gap:42px;align-items:end}.eyebrow{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:19px}.badge{display:inline-flex;align-items:center;gap:6px;border:1px solid rgba(184,230,59,.38);border-radius:999px;padding:4px 9px;color:#dceead;font-size:12px;line-height:1.3}.badge.orange{border-color:rgba(228,109,62,.48);color:#ffb291}.live:before{content:"";width:6px;height:6px;border-radius:50%;background:var(--orange)}h1{font-size:clamp(34px,4.35vw,60px);line-height:1.15;letter-spacing:-.045em;margin:0;max-width:760px}.hero-copy p{font-size:17px;color:#c5c7be;max-width:650px;margin:23px 0 27px}.actions{display:flex;gap:12px;flex-wrap:wrap}.arrow{font-size:18px;line-height:1}.btn:hover .arrow{transform:translateX(3px)}.broadcast{background:#111310;border:1px solid #43463e;border-radius:var(--r);overflow:hidden;box-shadow:var(--shadow);margin-bottom:20px}.broadcast-art{height:190px;position:relative;background:radial-gradient(circle at 70% 32%,rgba(184,230,59,.42),transparent 7%),radial-gradient(circle at 30% 52%,rgba(228,109,62,.34),transparent 11%),linear-gradient(135deg,#2f342a,#151814 68%);overflow:hidden}.broadcast-art:before{content:"";position:absolute;inset:24px;border:1px solid rgba(255,255,255,.22);transform:perspective(180px) rotateX(57deg);transform-origin:bottom}.broadcast-art:after{content:"";position:absolute;left:10%;right:10%;bottom:29px;height:2px;background:var(--lime);box-shadow:0 -35px 0 rgba(255,255,255,.18)}.broadcast-body{padding:16px 18px}.broadcast-top{display:flex;justify-content:space-between;gap:12px;color:#c4c6be;font-size:12px}.broadcast h2{font-size:19px;line-height:1.4;margin:9px 0 14px}.broadcast-foot{border-top:1px solid var(--line);padding-top:13px;display:flex;align-items:center;justify-content:space-between;font-size:13px}.watchlink{color:var(--lime);font-weight:700}.focusbar{position:relative;z-index:2;margin-top:56px;border-top:1px solid var(--line);background:rgba(9,10,9,.35)}.focusinner{min-height:72px;display:grid;grid-template-columns:135px 1fr auto;align-items:center;gap:24px}.focuslabel{font-size:12px;text-transform:uppercase;letter-spacing:.13em;color:var(--lime)}.focusitem{font-size:14px;color:#e7e6df}.focusitem span{color:#a7aaa1;margin-right:12px;font-variant-numeric:tabular-nums}.quick{background:var(--paper);color:var(--text)}.quick-grid{display:grid;grid-template-columns:repeat(4,1fr);border-left:1px solid var(--paperline)}.quick-item{padding:28px 22px;border-right:1px solid var(--paperline);display:flex;gap:14px}.quick-no{color:#91b529;font-size:12px;font-weight:800;letter-spacing:.1em}.quick h3{font-size:15px;margin:0 0 3px}.quick p{font-size:13px;line-height:1.5;color:var(--muted);margin:0}.section{padding:88px 0}.section-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:30px}.kicker{display:block;color:var(--lime);font-size:12px;letter-spacing:.12em;text-transform:uppercase;margin-bottom:7px}.section h2{font-size:clamp(27px,3vw,38px);line-height:1.2;margin:0;letter-spacing:-.035em}.more{font-size:14px;color:#d9ec9f;white-space:nowrap}.more:hover{color:var(--lime)}.events{background:#101210}.event-layout{display:grid;grid-template-columns:1.12fr .88fr;gap:20px}.feature-event{position:relative;min-height:365px;border-radius:var(--r);overflow:hidden;background:#2a3025;border:1px solid #3c4338;padding:28px;display:flex;flex-direction:column;justify-content:flex-end}.feature-event:before{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(8,10,7,.96),rgba(13,16,11,.05) 78%),radial-gradient(circle at 74% 28%,rgba(184,230,59,.48),transparent 7%),linear-gradient(125deg,#4f5846,#1b211b 56%,#32392c)}.feature-event>*{position:relative}.feature-event h3{font-size:28px;line-height:1.25;margin:12px 0 8px}.feature-event p{margin:0 0 21px;color:#d3d5cc}.event-list{border-top:1px solid var(--line)}.event-row{min-height:91px;border-bottom:1px solid var(--line);display:grid;grid-template-columns:64px 1fr auto;align-items:center;gap:15px;transition:.2s}.event-row:hover{padding-left:8px;background:rgba(255,255,255,.025)}.event-time{font-size:13px;color:#c8cac1;font-variant-numeric:tabular-nums}.event-row h3{font-size:16px;margin:0 0 4px}.event-row p{font-size:12px;color:#95988f;margin:0}.go{font-size:20px;color:var(--lime)}.news{background:var(--mist);color:var(--text)}.news .kicker{color:#6d8c12}.news .more{color:#596b23}.timeline{border-top:1px solid var(--paperline)}.news-item{display:grid;grid-template-columns:112px 1fr auto;gap:22px;padding:24px 0;border-bottom:1px solid var(--paperline);align-items:start;transition:.2s}.news-item:hover{padding-left:8px}.date{font-size:27px;line-height:1;font-weight:800;letter-spacing:-.05em}.date small{display:block;font-size:11px;letter-spacing:.12em;color:var(--muted);margin-top:7px}.news-item h3{font-size:19px;line-height:1.4;margin:0 0 7px}.news-item p{color:#656760;font-size:14px;line-height:1.65;margin:0}.news-meta{display:flex;gap:9px;align-items:center;color:#73756e;font-size:12px;margin-bottom:8px}.cat{color:#51671b;font-weight:700}.read{font-size:13px;color:#526c14;font-weight:700;white-space:nowrap;padding-top:30px}.empty{padding:42px 18px;text-align:center;color:var(--muted);border-bottom:1px solid var(--paperline)}.interactive{background:var(--coal)}.feature-split{display:grid;grid-template-columns:.9fr 1.1fr;gap:68px;align-items:center}.feature-split.reverse{grid-template-columns:1.1fr .9fr;margin-top:90px}.feature-split.reverse .feature-copy{order:2}.feature-copy h2{margin-bottom:18px}.feature-copy p{color:#bfc1b8;margin:0 0 20px}.checklist{list-style:none;margin:0 0 23px;padding:0}.checklist li{padding:10px 0 10px 25px;border-bottom:1px solid var(--line);position:relative;color:#e3e3db;font-size:14px}.checklist li:before{content:"";position:absolute;left:2px;top:18px;width:10px;height:5px;border-left:2px solid var(--lime);border-bottom:2px solid var(--lime);transform:rotate(-45deg)}.text-link{font-size:14px;font-weight:700;color:var(--lime)}.ui-demo{background:#111310;border:1px solid #3d403a;border-radius:var(--r);padding:18px;box-shadow:var(--shadow)}.ui-top{display:flex;justify-content:space-between;color:#afb2a9;font-size:12px;padding-bottom:13px;border-bottom:1px solid var(--line)}.chatline{display:flex;gap:9px;margin-top:13px;align-items:flex-start}.avatar{width:27px;height:27px;border:1px solid #66821d;border-radius:50%;background:#2f3824;flex:0 0 auto}.bubble{background:#242720;border-radius:3px 10px 10px 10px;padding:7px 10px;font-size:12px;color:#c9cbc1;max-width:78%}.schedulebox{margin-top:16px;border:1px solid #41443e;padding:14px}.schedulebox strong{font-size:14px}.meter{height:5px;background:#31342d;margin-top:11px}.meter i{display:block;width:68%;height:100%;background:var(--lime)}.download{background:var(--lime);color:#192010;padding:78px 0}.download-grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:75px;align-items:center}.phone{width:220px;height:385px;border:8px solid #171917;border-radius:31px;background:#e9e6de;margin:auto;box-shadow:12px 13px 0 rgba(23,25,23,.17);padding:14px}.phone-speaker{width:60px;height:5px;border-radius:9px;background:#171917;margin:0 auto 17px}.screen-head{font-size:11px;font-weight:800}.screen-card{margin-top:13px;background:#20241d;color:#fff;padding:13px;border-radius:9px}.screen-card small{color:#b8e63b}.screen-card b{display:block;font-size:14px;line-height:1.35;margin-top:9px}.screen-row{height:43px;border-bottom:1px solid #c8c5bd;display:flex;align-items:center;justify-content:space-between;font-size:11px}.download h2{font-size:clamp(30px,3.5vw,44px);margin:0 0 14px;line-height:1.18}.download p{max-width:600px;margin:0 0 20px;color:#3c4820}.versions{display:flex;gap:9px;flex-wrap:wrap;margin-bottom:24px}.version{border:1px solid rgba(23,25,23,.28);border-radius:999px;padding:4px 9px;font-size:12px}.download-actions{display:flex;gap:11px;flex-wrap:wrap}.darkbtn{background:#192010;color:#f4f1e9}.darkbtn:hover{background:#2e3a19;transform:translateY(-2px)}.install{display:block;color:#35421b;font-size:13px;margin-top:15px;text-decoration:underline}.faq{background:var(--paper);color:var(--text)}.faq-grid{display:grid;grid-template-columns:.68fr 1.32fr;gap:74px}.faq-intro p{color:var(--muted);margin:17px 0}.helpbox{display:inline-flex;color:#4f6710;font-weight:700;font-size:14px}.faq-list{border-top:1px solid var(--paperline)}details{border-bottom:1px solid var(--paperline);padding:0}summary{cursor:pointer;list-style:none;padding:19px 33px 19px 0;position:relative;font-weight:700;font-size:16px}summary::-webkit-details-marker{display:none}summary:after{content:"+";position:absolute;right:4px;top:17px;color:#6c861e;font-size:23px;font-weight:400}details[open] summary:after{content:"−"}details p{margin:0;padding:0 22px 19px 0;color:var(--muted);font-size:14px}.footer{background:#0b0d0b;padding:54px 0 22px;border-top:1px solid #292c27}.footer-grid{display:grid;grid-template-columns:1.35fr .8fr .8fr;gap:44px;padding-bottom:37px}.footer .brand{margin-bottom:15px}.footer p{font-size:13px;color:#92958b;max-width:360px;margin:0}.footer h3{font-size:13px;color:#f1f0e9;margin:0 0 13px}.footer a{display:block;color:#aeb0a7;font-size:13px;padding:4px 0}.footer a:hover{color:var(--lime)}.copyright{border-top:1px solid #292c27;padding-top:19px;color:#73766d;font-size:12px;display:flex;justify-content:space-between;gap:10px}
@media(max-width:1024px){.links{gap:17px}.brand{min-width:auto}.hero-grid,.event-layout,.feature-split,.feature-split.reverse,.download-grid,.faq-grid{grid-template-columns:1fr}.broadcast{max-width:610px}.feature-split.reverse .feature-copy{order:0}.feature-split.reverse{margin-top:58px}.download-grid{gap:35px}.phone{margin:0}.faq-grid{gap:31px}}
@media(max-width:768px){.container{width:min(calc(100% - 32px),var(--max))}.statusinner{font-size:10px}.links{display:none}.nav{height:66px}.mobiletoggle{display:block}.nav .primary{padding:0 12px;font-size:12px;min-height:40px}.brand strong{font-size:14px}.hero{padding-top:48px}.hero-copy p{font-size:16px}.focusinner{grid-template-columns:1fr;gap:5px;padding:14px 0}.focusinner .more{display:none}.quick-grid{grid-template-columns:1fr 1fr}.quick-item{padding:20px 13px}.section{padding:59px 0}.section-head{align-items:start}.event-row{grid-template-columns:54px 1fr auto}.news-item{grid-template-columns:72px 1fr}.news-item p{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.read{display:none}.feature-split{gap:35px}.footer-grid{grid-template-columns:1fr 1fr;gap:30px}.footer-grid>div:first-child{grid-column:1/-1}}
@media(max-width:520px){h1{font-size:35px}.actions,.download-actions{flex-direction:column}.actions .btn,.download-actions .btn{width:100%}.broadcast-art{height:154px}.quick-grid{grid-template-columns:1fr}.quick-item{border-bottom:1px solid var(--paperline)}.feature-event{min-height:315px;padding:21px}.feature-event h3{font-size:23px}.event-row{gap:9px}.event-row h3{font-size:14px}.event-row p{font-size:11px}.news-item{gap:14px}.date{font-size:21px}.news-item h3{font-size:16px}.faq-grid{gap:25px}.footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}.copyright{flex-direction:column}.phone{width:190px;height:335px}.download{padding:57px 0}.section-head{display:block}.section-head .more{display:inline-block;margin-top:12px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}

@media(max-width:768px){
.links.mobile-open{display:flex;position:absolute;left:0;right:0;top:66px;padding:13px 16px 18px;flex-direction:column;align-items:stretch;gap:0;background:#171917;border-bottom:1px solid var(--line);box-shadow:0 14px 22px rgba(0,0,0,.2)}
.links.mobile-open a{padding:13px 0}.links.mobile-open a:after{bottom:7px;right:auto;width:30px}
}

/* roulang page: article */
:root{--ink:#101210;--coal:#171917;--coal2:#20231f;--paper:#f4f1e9;--mist:#e9e6de;--lime:#b8e63b;--lime2:#a5d22c;--orange:#e46d3e;--teal:#4fc7b4;--text:#20231f;--muted:#696b64;--line:rgba(255,255,255,.14);--paperline:#d8d4ca;--r:14px;--shadow:0 18px 46px rgba(0,0,0,.18);--max:1200px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--ink);color:var(--paper);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.7}a{color:inherit;text-decoration:none}button,input{font:inherit}img{max-width:100%;height:auto}.container{width:min(calc(100% - 48px),var(--max));margin:auto}
.topline{height:31px;background:#0b0d0b;border-bottom:1px solid #292c27;color:#afb1a9}.topline .container{height:100%;display:flex;align-items:center;gap:18px;font-size:11px;letter-spacing:.04em}.top-status{display:inline-flex;align-items:center;gap:6px}.top-status:before{content:"";width:6px;height:6px;border-radius:50%;background:var(--lime);box-shadow:0 0 0 3px rgba(184,230,59,.12)}
.site-header{background:var(--coal);position:sticky;top:0;z-index:20;border-bottom:1px solid rgba(255,255,255,.08)}.nav{height:79px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:11px;min-width:245px}.brand strong{display:block;font-size:16px;line-height:1.2}.brand small{display:block;font-size:10px;color:#aeb0a8;letter-spacing:.12em}.mark{width:31px;height:31px;display:inline-block;border:2px solid var(--lime);border-radius:8px;position:relative;transform:rotate(45deg)}.mark:after,.mark:before{content:"";position:absolute;background:var(--lime)}.mark:before{width:2px;height:22px;left:12px;top:3px}.mark:after{width:22px;height:2px;left:3px;top:12px}.links{display:flex;align-items:center;gap:27px}.links a{font-size:14px;color:#bec0b8;padding:27px 0 22px;position:relative;transition:.2s}.links a:after{content:"";position:absolute;left:0;right:0;bottom:17px;height:2px;background:var(--lime);transform:scaleX(0);transition:.2s}.links a:hover,.links a.active{color:#fff}.links a:hover:after,.links a.active:after{transform:scaleX(1)}
.btn{border:0;border-radius:10px;min-height:44px;display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:0 18px;font-weight:700;font-size:14px;cursor:pointer;transition:transform .2s,background .2s,color .2s,border-color .2s}.btn:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid var(--teal);outline-offset:3px}.btn-primary{background:var(--lime);color:#17200d}.btn-primary:hover{background:var(--lime2);transform:translateY(-2px)}.btn-ghost{border:1px solid rgba(255,255,255,.35);color:#f4f1e9;background:transparent}.btn-ghost:hover{border-color:var(--lime);color:var(--lime);transform:translateY(-2px)}.arrow{font-size:18px;line-height:1}.btn:hover .arrow{transform:translateX(3px)}.mobiletoggle{display:none;background:none;border:0;color:#fff;font-size:24px;padding:6px}
.article-hero{background:var(--mist);color:var(--text);position:relative;overflow:hidden;padding:58px 0 54px;border-bottom:1px solid var(--paperline)}.article-hero:before{content:"";position:absolute;width:460px;height:460px;border:1px solid rgba(32,35,31,.12);border-radius:50%;right:-110px;top:-275px}.article-hero:after{content:"";position:absolute;right:5%;bottom:0;width:260px;height:90px;background:repeating-linear-gradient(90deg,transparent 0,transparent 31px,rgba(32,35,31,.12) 32px);mask-image:linear-gradient(transparent,black)}.crumbs{position:relative;z-index:1;display:flex;flex-wrap:wrap;gap:8px;color:#777970;font-size:13px;margin-bottom:25px}.crumbs a:hover{color:#31420f}.crumbs i{font-style:normal;color:#9b9d94}.article-label{position:relative;z-index:1;display:inline-flex;align-items:center;gap:7px;border:1px solid #b8c695;background:#edf3d9;color:#43521e;border-radius:999px;padding:4px 10px;font-size:12px;font-weight:700;margin-bottom:15px}.article-label:before{content:"";width:6px;height:6px;border-radius:50%;background:var(--lime2)}.article-hero h1{position:relative;z-index:1;max-width:940px;font-size:clamp(32px,5vw,55px);line-height:1.16;letter-spacing:-.045em;margin:0 0 22px;font-weight:800}.article-meta{position:relative;z-index:1;display:flex;flex-wrap:wrap;align-items:center;gap:10px;color:#666961;font-size:13px}.article-meta span+span:before{content:"";display:inline-block;width:3px;height:3px;background:#9b9d94;border-radius:50%;vertical-align:middle;margin-right:10px}
.article-area{background:#e9e6de;color:var(--text);padding:66px 0 92px}.article-layout{display:grid;grid-template-columns:minmax(0,770px) minmax(260px,1fr);gap:54px;align-items:start}.reading-paper{background:#fffdf8;border:1px solid var(--paperline);border-radius:var(--r);padding:clamp(25px,4vw,54px);box-shadow:0 14px 34px rgba(35,35,30,.08)}.reading-paper>*:first-child{margin-top:0}.article-intro{background:#f0f5df;border:1px solid #d5e2b0;border-left:4px solid var(--lime2);border-radius:8px;padding:17px 19px;color:#46503b;font-size:16px;margin:0 0 30px}.article-content{font-size:17px;line-height:1.95;color:#343631;word-break:break-word}.article-content p{margin:0 0 22px}.article-content h2{font-size:28px;line-height:1.35;color:#20231f;margin:46px 0 19px;padding-left:14px;position:relative;letter-spacing:-.025em}.article-content h2:before{content:"";position:absolute;left:0;top:.35em;width:4px;height:1.15em;background:var(--lime2);border-radius:4px}.article-content h3{font-size:21px;line-height:1.45;margin:30px 0 14px;color:#292c27}.article-content ul,.article-content ol{padding-left:1.5em;margin:0 0 23px}.article-content li{margin:8px 0}.article-content blockquote{margin:28px 0;padding:17px 20px;border-left:3px solid var(--teal);background:#f0f7f4;color:#4a544e}.article-content img{display:block;border-radius:10px;margin:28px auto;box-shadow:0 8px 20px rgba(0,0,0,.08)}.article-content table{display:block;max-width:100%;overflow-x:auto;border-collapse:collapse;margin:25px 0}.article-content th,.article-content td{border:1px solid #ddd9cf;padding:10px 13px;text-align:left}.article-content th{background:#f1eee6}.article-content a{color:#4d6816;text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px}.article-content hr{border:0;border-top:1px solid #dedbd3;margin:37px 0}.empty-content{text-align:center;padding:34px 14px;color:var(--muted)}.empty-icon{width:48px;height:36px;margin:0 auto 14px;border:2px solid #9aa095;border-radius:7px;position:relative}.empty-icon:before,.empty-icon:after{content:"";position:absolute;left:9px;right:9px;height:2px;background:#9aa095}.empty-icon:before{top:11px}.empty-icon:after{top:20px}
.article-end{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-top:42px;padding-top:25px;border-top:1px solid #dfdcd4}.return-link{font-size:14px;font-weight:700;color:#4c6318}.return-link:hover{color:#27350d}.reading-note{font-size:12px;color:#83857e}
.side-panel{position:sticky;top:126px}.side-block{background:#f4f1e9;border:1px solid #d8d4ca;border-radius:var(--r);padding:23px;margin-bottom:18px;box-shadow:0 10px 24px rgba(35,35,30,.05)}.side-block h2{font-size:15px;color:#252723;margin:0 0 13px}.toc-list{list-style:none;padding:0;margin:0;border-top:1px solid #dcd8cf}.toc-list li{border-bottom:1px solid #dcd8cf}.toc-list a{display:block;color:#60635c;font-size:13px;padding:10px 0;transition:.2s}.toc-list a:hover{color:#405518;padding-left:5px}.side-category{display:inline-flex;padding:5px 10px;border-radius:999px;background:#e6edcf;color:#4d5d25;font-size:12px;font-weight:700;margin-bottom:10px}.side-block p{font-size:13px;color:#6b6e66;margin:0 0 15px}.side-link{font-weight:700;font-size:13px;color:#4a6119}.related{padding-top:4px}.related-item{display:block;padding:13px 0;border-bottom:1px solid #dcd8cf}.related-item:last-child{border-bottom:0;padding-bottom:0}.related-item small{display:block;color:#8b8d85;font-size:11px;margin-bottom:4px}.related-item strong{display:block;font-size:13px;line-height:1.45;color:#363832;transition:.2s}.related-item:hover strong{color:#4d6816}
.help-strip{background:var(--coal);padding:68px 0}.help-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:44px;align-items:center}.help-grid h2{font-size:clamp(26px,3vw,38px);line-height:1.22;margin:0 0 13px;letter-spacing:-.04em}.help-grid p{color:#c3c5bc;margin:0;max-width:610px}.help-actions{display:flex;justify-content:flex-end;gap:12px;flex-wrap:wrap}.footer{background:#0b0d0b;padding:54px 0 22px;border-top:1px solid #292c27}.footer-grid{display:grid;grid-template-columns:1.35fr .8fr .8fr;gap:44px;padding-bottom:37px}.footer .brand{margin-bottom:15px}.footer p{font-size:13px;color:#92958b;max-width:360px;margin:0}.footer h3{font-size:13px;color:#f1f0e9;margin:0 0 13px}.footer a{display:block;color:#aeb0a7;font-size:13px;padding:4px 0}.footer a:hover{color:var(--lime)}.copyright{border-top:1px solid #292c27;padding-top:19px;color:#73766d;font-size:12px;display:flex;justify-content:space-between;gap:10px}
@media(max-width:1024px){.links{gap:18px}.article-layout{grid-template-columns:minmax(0,1fr);gap:28px}.side-panel{position:static;display:grid;grid-template-columns:1fr 1fr;gap:18px}.side-block{margin:0}.side-block:last-child{grid-column:1/-1}.help-grid{grid-template-columns:1fr}.help-actions{justify-content:flex-start}}
@media(max-width:768px){.container{width:min(calc(100% - 32px),var(--max))}.topline .container{justify-content:center}.topline .top-status:nth-child(n+3){display:none}.nav{height:68px}.brand strong{font-size:15px}.links{display:none;position:absolute;top:68px;left:0;right:0;padding:12px 16px 18px;background:#171917;border-bottom:1px solid #31342e;flex-direction:column;align-items:stretch;gap:0}.links.open{display:flex}.links a{padding:11px 4px}.links a:after{bottom:5px}.nav .btn{display:none}.mobiletoggle{display:block}.article-hero{padding:38px 0 39px}.article-hero h1{font-size:34px}.article-area{padding:42px 0 58px}.reading-paper{padding:25px 20px}.article-content{font-size:16px;line-height:1.9}.article-content h2{font-size:25px;margin-top:38px}.side-panel{display:block}.side-block{margin-bottom:15px}.side-block:last-child{margin-bottom:0}.help-strip{padding:51px 0}.footer-grid{grid-template-columns:1fr 1fr;gap:30px}.footer-grid>div:first-child{grid-column:1/-1}}
@media(max-width:520px){.topline{height:28px}.topline .container{font-size:10px}.brand small{font-size:9px}.mark{width:27px;height:27px}.mark:before{left:10px;top:2px}.mark:after{top:10px;left:2px}.article-hero h1{font-size:29px}.crumbs{font-size:12px;margin-bottom:18px}.article-meta{gap:6px}.article-meta span+span:before{margin-right:6px}.article-end{align-items:flex-start;flex-direction:column}.help-actions{display:grid;grid-template-columns:1fr}.help-actions .btn{width:100%}.footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}.copyright{flex-direction:column}.article-content table{font-size:14px}.article-content th,.article-content td{padding:8px 10px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}

/* roulang page: category1 */
:root{--ink:#101210;--coal:#171917;--coal2:#20231f;--paper:#f4f1e9;--mist:#e9e6de;--lime:#b8e63b;--lime2:#a5d22c;--orange:#e46d3e;--teal:#4fc7b4;--text:#20231f;--muted:#696b64;--line:rgba(255,255,255,.14);--paperline:#d8d4ca;--r:14px;--shadow:0 18px 46px rgba(0,0,0,.18);--max:1200px}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--ink);color:var(--paper);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.7}
a{color:inherit;text-decoration:none}
button{font:inherit}
img{max-width:100%;display:block}
.container{width:min(calc(100% - 48px),var(--max));margin:auto}
.topbar{background:#0b0d0b;border-bottom:1px solid #292c27;color:#aeb0a8;font-size:12px}
.topbar-inner{min-height:32px;display:flex;align-items:center;justify-content:space-between;gap:15px}
.statuses{display:flex;align-items:center;gap:17px}
.statuses span{display:inline-flex;align-items:center;gap:7px}
.dot{width:6px;height:6px;border-radius:50%;background:var(--lime);display:inline-block}
.nav-wrap{position:sticky;top:0;z-index:50;background:rgba(23,25,23,.97);border-bottom:1px solid var(--line);backdrop-filter:blur(14px)}
.nav{height:79px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:11px;min-width:auto}
.mark{width:29px;height:29px;border:2px solid var(--lime);border-radius:8px;position:relative;display:inline-block;transform:rotate(45deg)}
.mark:before,.mark:after{content:"";position:absolute;background:var(--lime)}
.mark:before{width:2px;height:19px;left:12px;top:3px}
.mark:after{height:2px;width:19px;left:3px;top:12px}
.brand strong{display:block;font-size:16px;line-height:1.2;color:#fff}
.brand small{display:block;font-size:10px;color:#aeb0a8;letter-spacing:.12em}
.links{display:flex;align-items:center;gap:27px}
.links a{padding:27px 0 22px;position:relative;transition:.2s;font-size:14px;color:#c7c9c0}
.links a:after{content:"";position:absolute;left:0;right:0;bottom:17px;height:2px;background:var(--lime);transform:scaleX(0);transition:.2s}
.links a:hover,.links a.active{color:#fff}
.links a:hover:after,.links a.active:after{transform:scaleX(1)}
.btn{border:0;border-radius:10px;min-height:44px;display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:0 18px;font-weight:700;font-size:14px;cursor:pointer;transition:.2s}
.btn:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid var(--teal);outline-offset:3px}
.btn-primary{background:var(--lime);color:#192010}
.btn-primary:hover{background:var(--lime2);transform:translateY(-2px);color:#101210}
.btn-outline{border:1px solid rgba(255,255,255,.38);color:#f4f1e9;background:transparent}
.btn-outline:hover{border-color:var(--lime);color:var(--lime);transform:translateY(-2px)}
.arrow{font-size:18px;line-height:1;transition:.2s}
.btn:hover .arrow{transform:translateX(3px)}
.mobiletoggle{display:none;background:none;border:0;color:#fff;font-size:24px;padding:8px}
.hero{background:var(--coal);position:relative;overflow:hidden;padding:74px 0 76px}
.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(184,230,59,.06) 1px,transparent 1px),linear-gradient(rgba(184,230,59,.06) 1px,transparent 1px);background-size:54px 54px;mask-image:linear-gradient(90deg,black,transparent 75%)}
.hero:after{content:"";position:absolute;width:700px;height:700px;border:1px solid rgba(184,230,59,.15);border-radius:50%;right:-210px;top:-430px}
.hero-inner{position:relative;z-index:1}
.breadcrumb{display:flex;flex-wrap:wrap;gap:8px;color:#aeb0a8;font-size:13px;margin-bottom:27px}
.breadcrumb span:last-child{color:#eef0e7}
.category-hero{display:grid;grid-template-columns:1.22fr .78fr;gap:48px;align-items:end}
.eyebrow{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:18px}
.badge{display:inline-flex;align-items:center;gap:6px;border:1px solid rgba(184,230,59,.38);border-radius:999px;padding:4px 9px;color:#dceead;font-size:12px;line-height:1.3}
.badge.orange{border-color:rgba(228,109,62,.52);color:#ffb291}
h1{font-size:clamp(38px,5vw,64px);line-height:1.12;letter-spacing:-.055em;margin:0;max-width:820px}
.hero-copy p{font-size:17px;color:#c5c7be;max-width:690px;margin:22px 0 0}
.hero-stats{display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;background:rgba(8,10,7,.36);box-shadow:var(--shadow)}
.hero-stats div{padding:20px;border-bottom:1px solid var(--line)}
.hero-stats div:nth-child(odd){border-right:1px solid var(--line)}
.hero-stats div:nth-last-child(-n+2){border-bottom:0}
.hero-stats strong{display:block;color:var(--lime);font-size:25px;line-height:1.15;font-variant-numeric:tabular-nums}
.hero-stats span{display:block;color:#aeb0a8;font-size:12px;margin-top:5px}
.section{padding:92px 0}
.section-paper{background:var(--paper);color:var(--text)}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:34px}
.section h2{font-size:clamp(28px,3.3vw,41px);line-height:1.2;letter-spacing:-.04em;margin:0}
.section-head p{margin:0;color:var(--muted);max-width:470px;font-size:15px}
.process{display:grid;grid-template-columns:repeat(3,1fr);position:relative;border-top:1px solid var(--paperline)}
.process:before{content:"";position:absolute;top:65px;left:17%;right:17%;height:1px;background:var(--lime2)}
.step{padding:27px 30px 18px 0;position:relative}
.step:not(:last-child){border-right:1px solid var(--paperline);padding-left:28px}
.step:first-child{padding-left:0}
.step-no{width:76px;height:76px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:var(--coal);color:var(--lime);font-weight:800;font-size:20px;position:relative;z-index:1;font-variant-numeric:tabular-nums;border:7px solid var(--paper)}
.step h3{font-size:19px;margin:22px 0 8px}
.step p{font-size:14px;color:var(--muted);margin:0;max-width:270px}
.live-section{background:#1a1c19}
.live-layout{display:grid;grid-template-columns:1.2fr .8fr;gap:28px;align-items:stretch}
.feature-live{min-height:405px;border:1px solid #41463d;border-radius:var(--r);overflow:hidden;padding:31px;display:flex;flex-direction:column;justify-content:flex-end;position:relative;background:#31382c}
.feature-live:before{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(9,11,8,.97),rgba(11,13,10,.08) 72%),radial-gradient(circle at 74% 25%,rgba(184,230,59,.58),transparent 8%),radial-gradient(circle at 56% 24%,rgba(228,109,62,.27),transparent 12%),linear-gradient(135deg,#5e6753,#20261e 54%,#11140f)}
.feature-live:after{content:"";position:absolute;inset:30px;border:1px solid rgba(255,255,255,.14);clip-path:polygon(0 0,100% 0,100% 72%,82% 72%,82% 100%,0 100%)}
.feature-live>*{position:relative;z-index:1}
.feature-live h3{font-size:31px;line-height:1.25;max-width:590px;margin:13px 0 8px}
.feature-live p{color:#d1d4cb;margin:0 0 21px;max-width:580px}
.live-meta{display:flex;gap:9px;flex-wrap:wrap}
.live-stack{border-top:1px solid var(--line)}
.live-item{display:grid;grid-template-columns:78px 1fr auto;gap:15px;align-items:center;min-height:101px;border-bottom:1px solid var(--line);transition:.2s}
.live-item:hover{padding-left:8px;background:rgba(255,255,255,.025)}
.live-time{color:var(--lime);font-size:13px;font-weight:800;font-variant-numeric:tabular-nums}
.live-item h3{font-size:16px;margin:0 0 5px;line-height:1.35}
.live-item p{margin:0;color:#979a91;font-size:12px}
.live-go{color:var(--lime);font-size:20px}
.notice{margin-top:28px;border-left:3px solid var(--orange);padding:13px 16px;background:rgba(228,109,62,.09);color:#d4d5ce;font-size:14px}
.split{display:grid;grid-template-columns:.88fr 1.12fr;gap:65px;align-items:center}
.info-panel{background:#e6e2d7;border:1px solid var(--paperline);border-radius:var(--r);padding:29px}
.info-panel h3{font-size:24px;margin:0 0 15px}
.info-panel p{font-size:15px;color:var(--muted);margin:0 0 18px}
.checklist{list-style:none;margin:0;padding:0}
.checklist li{padding:12px 0 12px 26px;position:relative;border-bottom:1px solid #d3cec3;font-size:14px}
.checklist li:before{content:"";position:absolute;left:3px;top:20px;width:10px;height:5px;border-left:2px solid #668414;border-bottom:2px solid #668414;transform:rotate(-45deg)}
.ticket{background:var(--coal2);border:1px solid #3a3e37;border-radius:var(--r);padding:26px;position:relative;overflow:hidden;box-shadow:var(--shadow)}
.ticket:before,.ticket:after{content:"";position:absolute;width:22px;height:22px;border-radius:50%;background:var(--paper);left:-11px}
.ticket:before{top:85px}.ticket:after{bottom:85px}
.ticket-top{display:flex;align-items:center;justify-content:space-between;padding-bottom:16px;border-bottom:1px dashed rgba(255,255,255,.25)}
.ticket-top span{font-size:12px;color:#aeb0a8}
.ticket-title{font-size:25px;line-height:1.3;margin:24px 0 8px}
.ticket p{color:#bfc1b8;font-size:14px;margin:0 0 23px}
.ticket-bottom{padding-top:18px;border-top:1px dashed rgba(255,255,255,.25);display:flex;justify-content:space-between;align-items:center;gap:10px}
.ticket-bottom small{color:#aeb0a8}
.faq{background:var(--mist);color:var(--text)}
.faq-grid{display:grid;grid-template-columns:.7fr 1.3fr;gap:70px}
.faq-intro p{color:var(--muted);margin:17px 0 22px}
.text-link{font-size:14px;font-weight:800;color:#54710d;display:inline-flex;align-items:center;gap:7px}
.text-link:hover{color:#293c00}
.faq-list{border-top:1px solid var(--paperline)}
details{border-bottom:1px solid var(--paperline);padding:0}
summary{list-style:none;cursor:pointer;padding:19px 34px 19px 0;font-weight:700;font-size:16px;position:relative}
summary::-webkit-details-marker{display:none}
summary:after{content:"+";position:absolute;right:4px;top:16px;font-size:24px;font-weight:400;color:#6d850f;line-height:1}
details[open] summary:after{content:"−"}
.answer{padding:0 25px 20px 0;color:var(--muted);font-size:14px}
.answer p{margin:0}
.cta-band{padding:48px 0;background:var(--lime);color:#17200d}
.cta-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}
.cta-inner h2{font-size:clamp(28px,3vw,40px);line-height:1.2;margin:0;letter-spacing:-.04em}
.cta-inner p{margin:8px 0 0;color:#445016}
.darkbtn{background:#192010;color:#f4f1e9}
.darkbtn:hover{background:#2e3a19;transform:translateY(-2px);color:#fff}
.footer{background:#0b0d0b;padding:54px 0 22px;border-top:1px solid #292c27}
.footer-grid{display:grid;grid-template-columns:1.35fr .8fr .8fr;gap:44px;padding-bottom:37px}
.footer .brand{margin-bottom:15px}
.footer p{font-size:13px;color:#92958b;max-width:360px;margin:0}
.footer h3{font-size:13px;color:#f1f0e9;margin:0 0 13px}
.footer a{display:block;color:#aeb0a7;font-size:13px;padding:4px 0}
.footer a:hover{color:var(--lime)}
.copyright{border-top:1px solid #292c27;padding-top:19px;color:#73766d;font-size:12px;display:flex;justify-content:space-between;gap:10px}
@media(max-width:1024px){
.category-hero,.live-layout,.split,.faq-grid{grid-template-columns:1fr;gap:38px}
.hero-stats{max-width:620px}.live-stack{display:grid;grid-template-columns:1fr 1fr;gap:0}.live-item{padding:15px}.live-item:nth-child(odd){border-right:1px solid var(--line)}.faq-grid{gap:36px}
}
@media(max-width:768px){
.container{width:min(calc(100% - 32px),var(--max))}.topbar-inner{justify-content:center}.topbar-inner>span{display:none}.statuses{gap:12px}.nav{height:68px;gap:12px}.brand strong{font-size:14px}.brand small{font-size:9px}.links{display:none;position:absolute;top:68px;left:0;right:0;background:#171917;border-bottom:1px solid var(--line);padding:10px 22px 18px;flex-direction:column;align-items:stretch;gap:0}.links.open{display:flex}.links a{padding:12px 0}.links a:after{bottom:7px}.mobiletoggle{display:block;margin-left:auto}.nav .btn-primary{display:none}.hero{padding:52px 0 56px}.breadcrumb{margin-bottom:20px}.category-hero{gap:32px}h1{font-size:clamp(34px,10vw,48px)}.hero-copy p{font-size:16px}.hero-stats div{padding:16px}.section{padding:58px 0}.section-head{align-items:flex-start;flex-direction:column;margin-bottom:27px}.process{grid-template-columns:1fr;border-top:0}.process:before{display:none}.step,.step:not(:last-child),.step:first-child{padding:21px 0;border-right:0;border-bottom:1px solid var(--paperline);display:grid;grid-template-columns:76px 1fr;column-gap:20px}.step h3{margin:4px 0 6px}.step p{grid-column:2}.live-layout{gap:20px}.feature-live{min-height:340px;padding:24px}.feature-live h3{font-size:25px}.live-stack{grid-template-columns:1fr}.live-item:nth-child(odd){border-right:0}.split{gap:28px}.faq-grid{gap:28px}.cta-inner{align-items:flex-start;flex-direction:column}.footer{padding-top:42px}.footer-grid{grid-template-columns:1fr 1fr;gap:32px}.footer-grid>div:first-child{grid-column:1/-1}.copyright{flex-direction:column}.ticket{padding:22px}
}
@media(max-width:520px){
.hero-stats{grid-template-columns:1fr}.hero-stats div,.hero-stats div:nth-child(odd){border-right:0}.hero-stats div:nth-last-child(2){border-bottom:1px solid var(--line)}.feature-live{min-height:365px}.live-item{grid-template-columns:64px 1fr auto}.live-time{font-size:12px}.live-item h3{font-size:14px}.info-panel{padding:22px}.ticket-title{font-size:22px}.footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}
}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}

/* roulang page: category2 */
:root{--ink:#101210;--coal:#171917;--coal2:#20231f;--paper:#f4f1e9;--mist:#e9e6de;--lime:#b8e63b;--lime2:#a5d22c;--orange:#e46d3e;--teal:#4fc7b4;--text:#20231f;--muted:#696b64;--line:rgba(255,255,255,.14);--paperline:#d8d4ca;--r:14px;--shadow:0 18px 46px rgba(0,0,0,.18);--max:1200px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--ink);color:var(--paper);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.7}a{color:inherit;text-decoration:none}button,input{font:inherit}img{max-width:100%;display:block}.container{width:min(calc(100% - 48px),var(--max));margin:auto}
.topline{height:31px;background:#0b0d0b;border-bottom:1px solid #292c27}.topline .container{height:100%;display:flex;align-items:center;gap:18px;color:#aeb0a8;font-size:11px;letter-spacing:.04em}.status-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--lime);margin-right:6px}
.header{position:sticky;top:0;z-index:30;background:rgba(23,25,23,.96);border-bottom:1px solid rgba(255,255,255,.08);backdrop-filter:blur(14px)}.nav{height:79px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:11px;min-width:auto}.brand strong{display:block;font-size:16px;line-height:1.2;color:#fff}.brand small{display:block;font-size:10px;color:#aeb0a8;letter-spacing:.12em}.mark{width:27px;height:27px;border:2px solid var(--lime);border-radius:50% 50% 6px 6px;position:relative;display:block}.mark:before,.mark:after{content:"";position:absolute;background:var(--lime)}.mark:before{width:2px;height:19px;left:11px;top:2px}.mark:after{height:2px;width:19px;left:2px;top:11px}.links{display:flex;align-items:center;gap:27px}.links a{padding:27px 0 22px;position:relative;font-size:14px;color:#b8bbb1;transition:.2s}.links a:after{content:"";position:absolute;left:0;right:0;bottom:17px;height:2px;background:var(--lime);transform:scaleX(0);transition:.2s}.links a:hover,.links a.active{color:#fff}.links a:hover:after,.links a.active:after{transform:scaleX(1)}.btn{border:0;border-radius:10px;min-height:44px;display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:0 18px;font-weight:700;font-size:14px;cursor:pointer;transition:.2s}.btn:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid var(--teal);outline-offset:3px}.btn-lime{background:var(--lime);color:#17200d}.btn-lime:hover{background:var(--lime2);transform:translateY(-2px);color:#101210}.btn-outline{border:1px solid rgba(255,255,255,.34);color:#f4f1e9;background:transparent}.btn-outline:hover{border-color:var(--lime);color:var(--lime);background:rgba(184,230,59,.06)}.arrow{font-size:18px;line-height:1}.btn:hover .arrow{transform:translateX(3px)}.mobiletoggle{display:none;background:none;border:0;color:#fff;font-size:24px;line-height:1}
.hero{position:relative;overflow:hidden;background:var(--coal);padding:64px 0 76px}.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(184,230,59,.08) 1px,transparent 1px),linear-gradient(rgba(184,230,59,.05) 1px,transparent 1px);background-size:66px 66px;mask-image:linear-gradient(90deg,black,transparent 78%)}.hero:after{content:"";position:absolute;width:560px;height:560px;border:1px solid rgba(184,230,59,.16);border-radius:50%;right:-190px;top:-250px}.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1fr .9fr;gap:48px;align-items:center}.eyebrow{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:19px}.badge{display:inline-flex;align-items:center;gap:6px;border:1px solid rgba(184,230,59,.38);border-radius:999px;padding:4px 9px;color:#dceead;font-size:12px;line-height:1.3}.badge.orange{border-color:rgba(228,109,62,.5);color:#ffb291}.hero h1{font-size:clamp(34px,5vw,59px);line-height:1.12;letter-spacing:-.055em;max-width:670px;margin:0}.hero p{font-size:17px;color:#c5c7be;max-width:640px;margin:23px 0 29px}.actions{display:flex;gap:12px;flex-wrap:wrap}
.interaction-panel{background:#e9e6de;color:var(--text);border:1px solid rgba(255,255,255,.28);border-radius:var(--r);box-shadow:var(--shadow);padding:16px;transform:rotate(1.2deg)}.panel-head{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--paperline);padding:3px 3px 13px;font-size:12px;color:var(--muted)}.live-mark{color:#b04e2a;font-weight:800}.live-mark i{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--orange);margin-right:5px}.conversation{padding:16px 3px 6px}.message{max-width:84%;padding:10px 12px;border-radius:10px;margin-bottom:10px;font-size:13px;line-height:1.55}.message small{display:block;color:#777a72;font-size:10px;margin-bottom:2px}.message.a{background:#fff;border:1px solid #ddd9cf}.message.b{background:#d9ed9d;margin-left:auto}.panel-tools{display:grid;grid-template-columns:1fr 1fr;gap:9px;padding:5px 3px 2px}.tool{border:1px solid #cbc7bd;padding:10px;border-radius:9px;font-size:11px;font-weight:700}.tool span{display:block;color:var(--muted);font-weight:400;margin-top:2px}
.section{padding:88px 0}.section-light{background:var(--paper);color:var(--text)}.section-head{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:34px}.section-head h2,.section-title{font-size:clamp(27px,3vw,39px);line-height:1.2;letter-spacing:-.04em;margin:0}.section-head p{color:var(--muted);font-size:15px;max-width:490px;margin:0}.intro-strip{background:var(--coal2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.strip-grid{display:grid;grid-template-columns:repeat(3,1fr)}.strip-item{padding:25px 28px;border-left:1px solid var(--line);display:flex;gap:13px}.strip-item:last-child{border-right:1px solid var(--line)}.strip-num{color:var(--lime);font-size:13px;font-weight:800;font-variant-numeric:tabular-nums}.strip-item h3{font-size:15px;margin:0 0 3px}.strip-item p{font-size:12px;color:#aeb0a8;margin:0}
.timeline{position:relative;margin-top:5px}.timeline:before{content:"";position:absolute;left:133px;top:10px;bottom:10px;width:1px;background:#c9c5ba}.timeline-row{display:grid;grid-template-columns:110px 48px 1fr;gap:20px;position:relative;padding:0 0 40px}.timeline-row:last-child{padding-bottom:0}.time-label{font-size:13px;color:var(--muted);padding-top:15px;text-align:right}.time-label b{display:block;color:var(--text);font-size:18px}.node{width:16px;height:16px;border:4px solid var(--paper);background:var(--lime);border-radius:50%;margin-top:16px;z-index:1;box-shadow:0 0 0 1px #8eaf31}.scene{border:1px solid var(--paperline);border-radius:var(--r);background:#fff;display:grid;grid-template-columns:1fr 260px;overflow:hidden;transition:.2s}.scene:hover{transform:translateY(-3px);border-color:#abc865;box-shadow:0 15px 30px rgba(23,25,23,.09)}.scene-copy{padding:26px 28px}.scene-copy h3{font-size:22px;line-height:1.3;margin:0 0 10px}.scene-copy p{color:var(--muted);font-size:14px;margin:0 0 16px}.mini-list{list-style:none;padding:0;margin:0}.mini-list li{font-size:13px;padding:5px 0 5px 17px;position:relative;border-top:1px solid #ebe8df}.mini-list li:before{content:"";position:absolute;left:1px;top:13px;width:7px;height:7px;background:var(--teal);border-radius:50%}.scene-ui{background:#252922;padding:20px;color:#ecede7;display:flex;flex-direction:column;justify-content:center;gap:9px}.ui-title{font-size:11px;color:#b8e63b;letter-spacing:.08em}.ui-line{height:35px;border:1px solid rgba(255,255,255,.15);border-radius:7px;padding:7px 9px;font-size:11px;color:#d7d9d1}.ui-line:before{content:"";display:inline-block;width:19px;height:19px;background:#666c5d;border-radius:50%;vertical-align:middle;margin-right:7px}.ui-line.active{border-color:rgba(184,230,59,.65);background:rgba(184,230,59,.11)}
.feature-band{background:var(--coal);position:relative;overflow:hidden}.feature-band:after{content:"";position:absolute;right:-8%;bottom:-150px;width:520px;height:420px;border:1px solid rgba(184,230,59,.18);transform:rotate(-24deg)}.feature-grid{position:relative;z-index:1;display:grid;grid-template-columns:.85fr 1.15fr;gap:75px;align-items:center}.feature-copy h2{font-size:clamp(28px,3.2vw,42px);line-height:1.2;letter-spacing:-.04em;margin:0 0 18px}.feature-copy p{color:#bfc1b8;margin:0 0 22px}.notice-list{list-style:none;padding:0;margin:0}.notice-list li{border-top:1px solid var(--line);padding:13px 0 13px 24px;position:relative;font-size:14px;color:#e4e5de}.notice-list li:before{content:"";position:absolute;left:2px;top:21px;width:10px;height:5px;border-left:2px solid var(--lime);border-bottom:2px solid var(--lime);transform:rotate(-45deg)}
.control-board{border:1px solid #3d4339;border-radius:var(--r);padding:22px;background:#1e211d;box-shadow:var(--shadow)}.board-top{display:flex;justify-content:space-between;align-items:center;padding-bottom:17px;border-bottom:1px solid var(--line)}.board-top b{font-size:15px}.board-status{color:var(--lime);font-size:12px}.board-row{display:grid;grid-template-columns:44px 1fr auto;gap:12px;padding:15px 0;border-bottom:1px solid var(--line);align-items:center}.board-row:last-child{border:0}.board-icon{width:38px;height:38px;border:1px solid #5c6256;border-radius:9px;display:grid;place-items:center;color:var(--lime);font-weight:800}.board-row p{margin:0;color:#b7b9b0;font-size:12px}.board-row h3{font-size:14px;margin:0 0 2px}.switch{width:34px;height:18px;border-radius:999px;background:var(--lime);padding:3px}.switch i{display:block;width:12px;height:12px;background:#1a1c19;border-radius:50%;margin-left:auto}
.guide-grid{display:grid;grid-template-columns:.72fr 1.28fr;gap:74px}.guide-copy p{color:var(--muted);margin:17px 0}.guide-link{color:#486211;font-size:14px;font-weight:800}.faq-list{border-top:1px solid var(--paperline)}.faq-list details{border-bottom:1px solid var(--paperline)}.faq-list summary{list-style:none;cursor:pointer;padding:20px 35px 20px 0;font-size:16px;font-weight:700;position:relative}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary:after{content:"+";position:absolute;right:4px;top:16px;font-size:24px;font-weight:400;color:#6d7b45}.faq-list details[open] summary:after{content:"−"}.faq-answer{padding:0 36px 20px 0;color:var(--muted);font-size:14px}.faq-answer p{margin:0}.cta{background:var(--mist);color:var(--text);padding:58px 0}.cta-box{border:1px solid #cbc7ba;border-radius:var(--r);background:#f8f6f0;padding:38px 42px;display:flex;justify-content:space-between;align-items:center;gap:28px;box-shadow:0 10px 24px rgba(23,25,23,.06)}.cta-box h2{font-size:clamp(25px,3vw,36px);line-height:1.25;letter-spacing:-.04em;margin:0 0 8px}.cta-box p{color:var(--muted);margin:0;font-size:14px}.btn-dark{background:#1c2118;color:#f4f1e9}.btn-dark:hover{background:#303b1a;color:#fff;transform:translateY(-2px)}
.footer{background:#0b0d0b;padding:54px 0 22px;border-top:1px solid #292c27}.footer-grid{display:grid;grid-template-columns:1.35fr .8fr .8fr;gap:44px;padding-bottom:37px}.footer .brand{margin-bottom:15px}.footer p{font-size:13px;color:#92958b;max-width:360px;margin:0}.footer h3{font-size:13px;color:#f1f0e9;margin:0 0 13px}.footer a{display:block;color:#aeb0a7;font-size:13px;padding:4px 0}.footer a:hover{color:var(--lime)}.copyright{border-top:1px solid #292c27;padding-top:19px;color:#73766d;font-size:12px;display:flex;justify-content:space-between;gap:10px}
@media(max-width:1024px){.links{gap:18px}.hero-grid,.feature-grid{grid-template-columns:1fr;gap:35px}.hero h1{max-width:800px}.interaction-panel{max-width:650px}.scene{grid-template-columns:1fr 230px}.guide-grid{gap:45px}.footer-grid{gap:28px}}
@media(max-width:768px){.container{width:min(calc(100% - 32px),var(--max))}.topline{display:none}.nav{height:68px}.links{display:none;position:absolute;left:16px;right:16px;top:67px;background:#20231f;border:1px solid #41443c;border-radius:12px;padding:10px 17px;box-shadow:var(--shadow)}.links.open{display:block}.links a{display:block;padding:11px 0}.links a:after{bottom:6px}.nav .btn{display:none}.mobiletoggle{display:block}.hero{padding:52px 0 58px}.hero p{font-size:16px}.section{padding:58px 0}.strip-grid{grid-template-columns:1fr}.strip-item,.strip-item:last-child{border-right:0;border-left:1px solid var(--line);border-bottom:1px solid var(--line)}.strip-item:last-child{border-bottom:0}.timeline:before{left:8px}.timeline-row{grid-template-columns:20px 1fr;gap:15px;padding-bottom:25px}.time-label{grid-column:2;text-align:left;padding:0;margin-bottom:-4px}.time-label b{display:inline;font-size:15px;margin-right:8px}.node{grid-row:2;margin-top:18px;width:16px}.scene{grid-column:2;grid-template-columns:1fr}.scene-ui{min-height:165px}.scene-copy{padding:23px}.feature-grid,.guide-grid{grid-template-columns:1fr;gap:33px}.cta-box{display:block;padding:30px}.cta-box .btn{margin-top:22px}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:first-child{grid-column:1/-1}.copyright{display:block}.copyright span{display:block;margin-bottom:5px}}
@media(max-width:520px){.hero h1{font-size:34px}.actions{display:grid;grid-template-columns:1fr}.actions .btn{width:100%}.section-head{display:block}.section-head p{margin-top:13px}.scene-copy h3{font-size:20px}.panel-tools{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}.copyright{font-size:11px}.interaction-panel{padding:12px}.message{font-size:12px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}

/* roulang page: category3 */
:root{--ink:#101210;--coal:#171917;--coal2:#20231f;--paper:#f4f1e9;--mist:#e9e6de;--lime:#b8e63b;--lime2:#a5d22c;--orange:#e46d3e;--teal:#4fc7b4;--text:#20231f;--muted:#696b64;--line:rgba(255,255,255,.14);--paperline:#d8d4ca;--r:14px;--shadow:0 18px 46px rgba(0,0,0,.18);--max:1200px}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--ink);color:var(--paper);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.7}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
button{cursor:pointer}
img{max-width:100%;display:block}
.container{width:min(calc(100% - 48px),var(--max));margin:auto}
.topline{height:32px;background:#0b0d0b;border-bottom:1px solid rgba(255,255,255,.07)}
.topline .container{height:100%;display:flex;align-items:center;justify-content:space-between;color:#aeb0a8;font-size:11px;letter-spacing:.05em}
.statuses{display:flex;gap:16px;align-items:center}
.status-dot{width:7px;height:7px;border-radius:50%;background:var(--lime);box-shadow:0 0 0 4px rgba(184,230,59,.11)}
.navwrap{background:var(--coal);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:30}
.nav{height:79px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:11px;min-width:245px}
.mark{width:30px;height:30px;display:inline-block;border:2px solid var(--lime);border-radius:8px;position:relative;background:linear-gradient(135deg,rgba(184,230,59,.18),transparent)}
.mark:before,.mark:after{content:"";position:absolute;background:var(--lime)}
.mark:before{height:2px;width:18px;left:4px;top:12px}
.mark:after{width:2px;height:18px;left:12px;top:4px}
.brand strong{display:block;font-size:16px;line-height:1.2;color:#fff}
.brand small{display:block;font-size:10px;color:#aeb0a8;letter-spacing:.12em}
.links{display:flex;align-items:center;gap:28px}
.links a{padding:27px 0 22px;position:relative;transition:.2s;font-size:14px;color:#babcb4}
.links a:after{content:"";position:absolute;left:0;right:0;bottom:17px;height:2px;background:var(--lime);transform:scaleX(0);transition:.2s}
.links a:hover,.links a.active{color:#fff}
.links a:hover:after,.links a.active:after{transform:scaleX(1)}
.btn{border:0;border-radius:10px;min-height:44px;display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:0 18px;font-weight:700;font-size:14px;cursor:pointer;transition:.2s}
.btn:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid var(--teal);outline-offset:3px}
.btn-primary{background:var(--lime);color:#1b2112}
.btn-primary:hover{background:#c9f14e;transform:translateY(-2px);color:#101210}
.btn-outline{background:transparent;color:#f4f1e9;border:1px solid rgba(255,255,255,.33)}
.btn-outline:hover{border-color:var(--lime);color:var(--lime);transform:translateY(-2px)}
.btn-dark{background:#1b2114;color:var(--paper)}
.btn-dark:hover{background:#2d391c;transform:translateY(-2px)}
.mobiletoggle{display:none;background:none;border:0;color:#fff;font-size:24px;padding:8px}
.hero{background:var(--coal);padding:70px 0 72px;position:relative;overflow:hidden}
.hero:before{content:"";position:absolute;width:700px;height:700px;border:1px solid rgba(184,230,59,.14);border-radius:50%;right:-270px;top:-350px}
.hero:after{content:"";position:absolute;bottom:0;left:0;right:0;height:110px;background:repeating-linear-gradient(90deg,transparent 0,transparent 84px,rgba(255,255,255,.05) 85px)}
.hero-inner{position:relative;z-index:1}
.crumb{font-size:13px;color:#aeb0a8;margin-bottom:30px}
.crumb a:hover{color:var(--lime)}
.hero-layout{display:grid;grid-template-columns:1.05fr .95fr;gap:60px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;border:1px solid rgba(184,230,59,.36);color:#dceead;padding:5px 10px;border-radius:999px;font-size:12px;margin-bottom:18px}
.eyebrow i{width:7px;height:7px;background:var(--orange);border-radius:50%;display:block}
h1,h2,h3,p{margin-top:0}
h1{font-size:clamp(37px,5vw,64px);line-height:1.1;letter-spacing:-.055em;max-width:680px;margin-bottom:22px}
.hero-copy>p{font-size:17px;color:#c5c7be;max-width:640px;margin-bottom:28px}
.hero-points{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:11px 22px;color:#d9dbd2;font-size:14px}
.hero-points li{padding-left:19px;position:relative}
.hero-points li:before{content:"";width:8px;height:8px;border-left:2px solid var(--lime);border-bottom:2px solid var(--lime);position:absolute;left:1px;top:8px;transform:rotate(-45deg)}
.download-console{background:#151814;border:1px solid #3b4136;border-radius:var(--r);padding:20px;box-shadow:var(--shadow);position:relative}
.console-bar{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);padding-bottom:15px;margin-bottom:18px;font-size:13px}
.console-bar span:last-child{color:var(--lime);font-variant-numeric:tabular-nums}
.download-actions{display:grid;grid-template-columns:1fr 112px;gap:18px;align-items:stretch}
.version-panel{background:#232720;padding:20px;border-radius:10px}
.version-panel strong{font-size:19px;display:block;margin-bottom:4px}
.version-panel p{font-size:13px;color:#acafa5;margin:0 0 15px}
.system-tags{display:flex;gap:8px;flex-wrap:wrap}
.system-tags span{font-size:11px;padding:4px 8px;border-radius:999px;background:rgba(184,230,59,.11);border:1px solid rgba(184,230,59,.25);color:#dceead}
.qr{background:var(--paper);border-radius:9px;padding:8px;display:grid;place-items:center;min-height:128px}
.qr svg{width:94px;height:94px}
.console-note{margin:15px 0 0;color:#9da097;font-size:12px}
.section{padding:92px 0}
.section-paper{background:var(--paper);color:var(--text)}
.section-mist{background:var(--mist);color:var(--text)}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:37px}
.section-head h2{font-size:clamp(28px,3.6vw,43px);line-height:1.15;letter-spacing:-.04em;margin:0}
.section-head p{color:var(--muted);max-width:500px;margin:0;font-size:15px}
.process{position:relative;display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--paperline);border-bottom:1px solid var(--paperline)}
.process:before{content:"";position:absolute;height:2px;background:var(--lime2);left:16.6%;right:16.6%;top:47px;z-index:0}
.process-step{padding:28px 34px 31px 0;position:relative;z-index:1}
.process-step:not(:first-child){padding-left:32px;border-left:1px solid var(--paperline)}
.step-num{width:40px;height:40px;border-radius:50%;background:var(--text);color:var(--lime);display:grid;place-items:center;font-weight:800;font-size:13px;margin-bottom:24px}
.process-step h3{font-size:20px;margin-bottom:8px}
.process-step p{font-size:14px;color:var(--muted);margin:0;max-width:285px}
.install-tip{margin-top:28px;padding:15px 18px;border-left:3px solid var(--orange);background:#ede8dd;color:#595b54;font-size:14px}
.preview-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:65px;align-items:start}
.preview-copy{position:sticky;top:135px}
.preview-copy h2{font-size:clamp(29px,3.5vw,43px);line-height:1.16;letter-spacing:-.04em;margin-bottom:17px}
.preview-copy p{color:#bfc1b8;margin-bottom:25px}
.feature-list{padding:0;margin:0;list-style:none;border-top:1px solid var(--line)}
.feature-list li{padding:14px 0;border-bottom:1px solid var(--line);font-size:14px;color:#dedfd8;display:flex;justify-content:space-between;gap:15px}
.feature-list b{font-weight:600;color:var(--lime)}
.phone-gallery{display:grid;grid-template-columns:repeat(2,1fr);gap:19px}
.phone-card{background:#252923;border:1px solid #41473d;border-radius:14px;padding:13px;transition:.2s}
.phone-card:hover{transform:translateY(-3px);border-color:rgba(184,230,59,.65)}
.phone-top{display:flex;justify-content:space-between;align-items:center;color:#cdd0c7;font-size:11px;margin-bottom:10px}
.phone-screen{min-height:235px;background:#111410;border-radius:9px;padding:13px;overflow:hidden}
.phone-card h3{font-size:16px;margin:13px 2px 3px}
.phone-card>p{font-size:12px;color:#aeb0a8;margin:0 2px}
.screen-title{font-size:12px;color:#eef0e9;font-weight:700;margin-bottom:12px}
.live-thumb{height:75px;border-radius:7px;background:radial-gradient(circle at 70% 30%,rgba(184,230,59,.65),transparent 13%),linear-gradient(130deg,#59624e,#1d241d 62%,#414b38);position:relative;overflow:hidden}
.live-thumb:after{content:"直播画面";position:absolute;bottom:8px;left:9px;font-size:10px;color:#fff}
.mini-row{height:28px;border-bottom:1px solid rgba(255,255,255,.11);display:flex;align-items:center;justify-content:space-between;font-size:9px;color:#bdc0b7}
.mini-row em{font-style:normal;color:var(--lime)}
.schedule-row{padding:9px;background:#20241e;border-left:2px solid var(--orange);border-radius:3px;font-size:9px;color:#e3e4de;margin-bottom:7px}
.news-line{height:36px;border-bottom:1px solid rgba(255,255,255,.12);display:flex;align-items:center;gap:7px;font-size:9px;color:#cfd1c8}
.news-line:before{content:"";width:22px;height:22px;border-radius:4px;background:#68705f;display:block}
.message{background:#2b3029;border-radius:7px;padding:7px 8px;font-size:9px;color:#dbddd5;margin:7px 0 0 14px}
.message:first-of-type{margin-left:0;background:#3d4c24}
.banner{margin-top:78px;border-radius:var(--r);padding:34px 38px;background:var(--lime);color:#18200f;display:flex;justify-content:space-between;align-items:center;gap:25px;position:relative;overflow:hidden}
.banner:after{content:"";position:absolute;right:4%;top:-80px;width:230px;height:230px;border:2px solid rgba(24,32,15,.16);border-radius:50%}
.banner h2{font-size:28px;line-height:1.2;margin:0 0 6px;position:relative;z-index:1}
.banner p{margin:0;color:#405022;font-size:14px;position:relative;z-index:1}
.banner .btn{position:relative;z-index:1;white-space:nowrap}
.faq{background:var(--paper);color:var(--text)}
.faq-grid{display:grid;grid-template-columns:.7fr 1.3fr;gap:75px}
.faq-intro h2{font-size:clamp(29px,3.5vw,43px);line-height:1.15;letter-spacing:-.04em;margin-bottom:17px}
.faq-intro p{color:var(--muted);margin-bottom:22px}
.faq-list{border-top:1px solid var(--paperline)}
.faq-item{border-bottom:1px solid var(--paperline)}
.faq-item summary{list-style:none;cursor:pointer;padding:20px 32px 20px 0;font-size:16px;font-weight:700;position:relative}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:after{content:"+";font-size:25px;font-weight:400;position:absolute;right:3px;top:13px;color:#71736c}
.faq-item[open] summary:after{content:"−"}
.faq-answer{padding:0 32px 20px 0;color:var(--muted);font-size:14px}
.faq-answer p{margin:0}
.footer{background:#0b0d0b;padding:54px 0 22px;border-top:1px solid #292c27}
.footer-grid{display:grid;grid-template-columns:1.35fr .8fr .8fr;gap:44px;padding-bottom:37px}
.footer .brand{margin-bottom:15px}
.footer p{font-size:13px;color:#92958b;max-width:360px;margin:0}
.footer h3{font-size:13px;color:#f1f0e9;margin:0 0 13px}
.footer a{display:block;color:#aeb0a7;font-size:13px;padding:4px 0}
.footer a:hover{color:var(--lime)}
.copyright{border-top:1px solid #292c27;padding-top:19px;color:#73766d;font-size:12px;display:flex;justify-content:space-between;gap:10px}
@media(max-width:1024px){
.links{gap:18px}.brand{min-width:auto}.hero-layout{gap:35px}.preview-layout{gap:38px}.faq-grid{gap:42px}.download-actions{grid-template-columns:1fr 104px}
}
@media(max-width:768px){
.container{width:min(calc(100% - 32px),var(--max))}.topline .container span:last-child{display:none}.nav{height:66px}.brand strong{font-size:14px}.links{display:none;position:absolute;top:66px;left:0;right:0;background:#171917;border-bottom:1px solid var(--line);padding:8px 16px 16px;flex-direction:column;align-items:stretch;gap:0}.links.open{display:flex}.links a{padding:12px 0}.links a:after{bottom:7px}.mobiletoggle{display:block}.nav .btn{display:none}.hero{padding:48px 0 52px}.hero-layout{grid-template-columns:1fr;gap:35px}h1{font-size:39px}.hero-copy>p{font-size:16px}.section{padding:62px 0}.section-head{display:block;margin-bottom:27px}.section-head p{margin-top:13px}.process{grid-template-columns:1fr}.process:before{display:none}.process-step,.process-step:not(:first-child){padding:24px 0;border-left:0;border-bottom:1px solid var(--paperline)}.process-step:last-child{border-bottom:0}.step-num{margin-bottom:13px}.preview-layout{grid-template-columns:1fr}.preview-copy{position:static}.phone-gallery{gap:14px}.banner{margin-top:52px;padding:28px;display:block}.banner .btn{margin-top:18px}.faq-grid{grid-template-columns:1fr;gap:25px}.footer-grid{grid-template-columns:1fr 1fr;gap:29px}.footer-grid>div:first-child{grid-column:1/-1}
}
@media(max-width:520px){
.topline{height:29px}.topline .container{font-size:10px}.statuses{gap:10px}.hero{padding-top:38px}h1{font-size:34px}.download-console{padding:14px}.download-actions{grid-template-columns:1fr}.qr{min-height:112px}.qr svg{width:88px;height:88px}.section-head h2,.preview-copy h2,.faq-intro h2{font-size:30px}.phone-gallery{grid-template-columns:1fr}.phone-screen{min-height:190px}.banner h2{font-size:24px}.footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}.copyright{display:block}.copyright span{display:block;margin-bottom:5px}
}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;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}