/* roulang page: index */
:root{--ink:#202522;--lime:#b9e64c;--lime-dark:#9dcc32;--coral:#f07a52;--paper:#f5f3ee;--card:#fffdf8;--muted:#70766e;--line:#deddd5;--soft:#e8eee0;--radius:18px;--shadow:0 14px 35px rgba(32,37,34,.08);--max:1200px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;font-size:16px;line-height:1.8}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button{cursor:pointer;border:0}img{display:block;max-width:100%}.container{width:min(var(--max),calc(100% - 40px));margin:auto}.eyebrow{display:inline-flex;align-items:center;gap:8px;color:#566248;font-size:13px;font-weight:700;letter-spacing:.08em}.eyebrow:before{content:"";width:22px;height:3px;background:var(--lime);display:inline-block}.section{padding:92px 0}.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:34px}.section-head h2{margin:8px 0 0;font-size:clamp(28px,3vw,38px);line-height:1.25;letter-spacing:-.04em}.section-head p{max-width:480px;color:var(--muted);margin:0}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 22px;border-radius:10px;font-weight:700;transition:.2s ease;border:1px solid transparent}.btn-primary{background:var(--lime);color:var(--ink)}.btn-primary:hover{background:var(--lime-dark);transform:translateY(-2px)}.btn-secondary{border-color:var(--ink);background:transparent}.btn-secondary:hover{background:#e9f3d7;transform:translateY(-2px)}.btn:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid rgba(185,230,76,.75);outline-offset:3px}.tag{display:inline-flex;padding:4px 10px;border-radius:8px;background:#edf3df;color:#53672d;font-size:12px;font-weight:700}.tag.hot{background:#fff0e9;color:#bf5938}.tag.dark{background:var(--ink);color:#fff}.site-header{position:sticky;top:0;z-index:20;background:rgba(245,243,238,.96);border-bottom:1px solid transparent;transition:.2s}.site-header.scrolled{border-color:var(--line);box-shadow:0 5px 18px rgba(32,37,34,.06)}.nav-wrap{height:76px;display:flex;align-items:center;gap:34px}.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:17px;line-height:1.2;white-space:nowrap}.logo-mark{width:32px;height:32px;background:var(--ink);border-radius:8px;display:grid;grid-template-columns:repeat(2,1fr);gap:3px;padding:6px}.logo-mark i{background:var(--lime);border-radius:2px}.logo-mark i:nth-child(2){background:var(--coral)}.main-nav{display:flex;align-items:center;gap:25px;margin-left:auto}.main-nav a{font-size:14px;font-weight:650;color:#555b54;padding:25px 0;position:relative}.main-nav a:hover,.main-nav a.active{color:var(--ink)}.main-nav a.active:after{content:"";position:absolute;bottom:14px;left:0;right:0;height:3px;background:var(--lime)}.nav-cta{margin-left:4px}.menu-toggle{display:none;background:none;font-size:25px}.hero{padding:78px 0 48px;position:relative;overflow:hidden}.hero:before{content:"";position:absolute;right:-80px;top:20px;width:340px;height:340px;background-image:radial-gradient(var(--lime) 1.5px,transparent 1.5px);background-size:16px 16px;opacity:.5}.hero-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:70px;align-items:center}.hero h1{font-size:clamp(40px,5vw,64px);line-height:1.1;letter-spacing:-.065em;margin:18px 0 22px;max-width:650px}.hero-copy{font-size:18px;color:var(--muted);max-width:580px;margin:0 0 30px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap}.hero-status{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:52px;padding-top:24px;border-top:1px solid var(--line)}.status b{display:block;font-size:19px}.status span{font-size:13px;color:var(--muted)}.console{background:var(--ink);border-radius:26px;padding:18px;color:#fff;box-shadow:var(--shadow);transform:rotate(1deg)}.console-top{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid #434943;padding:3px 4px 16px;font-size:13px;color:#cbd1c8}.dots{display:flex;gap:5px}.dots i{width:7px;height:7px;border-radius:50%;background:var(--coral)}.dots i:nth-child(2){background:var(--lime)}.console-screen{margin-top:18px;background:#303832;border-radius:16px;padding:22px}.screen-title{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}.screen-title strong{font-size:22px}.machine-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.machine-mini{height:112px;border-radius:12px;padding:12px;display:flex;align-items:end;background:linear-gradient(145deg,#7e9d47,#2c3830);position:relative;overflow:hidden}.machine-mini:nth-child(2){background:linear-gradient(145deg,#c36b4b,#59352d)}.machine-mini:nth-child(3){background:linear-gradient(145deg,#7795a3,#303d45)}.machine-mini:before{content:"";position:absolute;inset:12px 12px auto;height:42px;border:1px solid rgba(255,255,255,.3);border-radius:7px}.machine-mini span{font-size:12px;position:relative}.progress{height:7px;background:#4a5449;border-radius:5px;margin:22px 0 10px;overflow:hidden}.progress i{display:block;width:72%;height:100%;background:var(--lime)}.screen-meta{display:flex;justify-content:space-between;color:#bac3b5;font-size:12px}.quick{padding:20px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);overflow:auto}.quick-list{display:flex;min-width:700px;justify-content:space-between;gap:14px}.quick a{display:flex;align-items:center;gap:11px;font-weight:700;white-space:nowrap}.quick b{color:var(--coral);font-size:13px}.quick a:hover{color:#587b24}.machine-collage{display:grid;grid-template-columns:1.2fr .9fr .9fr;grid-template-rows:210px 170px;gap:16px}.machine-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:13px;transition:.2s;display:flex;flex-direction:column}.machine-card:hover,.article-card:hover,.feature-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#c8d99e}.machine-card:first-child{grid-row:span 2}.machine-cover{flex:1;min-height:100px;border-radius:12px;background:linear-gradient(135deg,#d6ec9a,#78934b);position:relative;overflow:hidden;margin-bottom:12px}.machine-card:nth-child(2) .machine-cover{background:linear-gradient(135deg,#f3b49c,#ae573e)}.machine-card:nth-child(3) .machine-cover{background:linear-gradient(135deg,#bedbe0,#54777a)}.machine-card:nth-child(4) .machine-cover{background:linear-gradient(135deg,#ded0a1,#8d7652)}.machine-card:nth-child(5) .machine-cover{background:linear-gradient(135deg,#c7bee2,#665b8f)}.machine-cover:after{content:"PG";position:absolute;font-size:58px;font-weight:900;color:rgba(255,255,255,.3);right:14px;bottom:4px}.machine-card h3{font-size:17px;margin:0 0 3px}.machine-card p{font-size:13px;color:var(--muted);margin:0}.card-foot{display:flex;justify-content:space-between;align-items:center;margin-top:9px;font-size:12px}.state{color:#63852a}.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--line);border-radius:var(--radius);background:var(--card);overflow:hidden}.step{padding:28px 24px;border-right:1px solid var(--line);position:relative}.step:last-child{border:0}.step-number{font-size:42px;font-weight:800;color:var(--lime-dark);line-height:1}.step h3{font-size:18px;margin:18px 0 4px}.step p{font-size:14px;color:var(--muted);margin:0}.control-panel{margin-top:22px;display:flex;align-items:center;gap:18px;background:#e8eee0;padding:18px 22px;border-radius:14px}.control-panel label{font-size:13px;font-weight:700}.fake-slider{width:120px;height:6px;background:#c5d0b7;border-radius:5px}.fake-slider i{display:block;width:65%;height:100%;background:var(--coral);border-radius:5px}.download{background:var(--ink);color:#fff;border-radius:26px;padding:56px;position:relative;overflow:hidden}.download:after{content:"";position:absolute;right:-70px;bottom:-100px;width:310px;height:310px;border:1px solid #4b5649;border-radius:50%}.download-grid{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}.phone-stack{height:290px;position:relative}.phone{position:absolute;width:150px;height:270px;border:8px solid #111814;border-radius:23px;background:#e7efd7;padding:12px;box-shadow:0 8px 0 #435044}.phone:nth-child(1){left:30px;top:15px;transform:rotate(-8deg);background:#d6eaa1}.phone:nth-child(2){left:150px;top:0;z-index:2;transform:rotate(4deg);background:#f4c0a7}.phone:nth-child(3){left:270px;top:25px;transform:rotate(10deg);background:#bcd9db}.phone-bar{height:9px;width:42px;background:#596452;border-radius:5px;margin:auto}.phone-block{height:70px;margin-top:18px;border-radius:8px;background:rgba(32,37,34,.2)}.phone-line{height:9px;background:rgba(32,37,34,.28);border-radius:4px;margin-top:10px}.download h2{font-size:36px;line-height:1.25;margin:10px 0}.download p{color:#c8d0c5}.platforms{display:flex;flex-wrap:wrap;gap:8px;margin:20px 0}.platforms span{border:1px solid #586457;border-radius:8px;padding:5px 10px;font-size:13px}.qr-row{display:flex;gap:20px;align-items:center;margin:22px 0}.qr{width:86px;height:86px;background:repeating-linear-gradient(45deg,#fff 0 5px,#202522 5px 9px);border:8px solid #fff;border-radius:5px}.download small{color:#aeb8aa}.timeline{position:relative;margin-left:18px;border-left:2px solid #cbd8b6;padding-left:30px}.timeline-item{position:relative;padding:0 0 28px}.timeline-item:before{content:"";position:absolute;left:-39px;top:9px;width:14px;height:14px;border:3px solid var(--paper);background:var(--lime-dark);border-radius:50%}.timeline-item h3{margin:0;font-size:18px}.timeline-item p{margin:3px 0 0;color:var(--muted)}.compat-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}.feature-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:28px;transition:.2s}.feature-card h3{margin:0 0 18px;font-size:22px}.setting-row{display:flex;justify-content:space-between;align-items:center;padding:14px 0;border-bottom:1px solid var(--line)}.setting-row:last-child{border:0}.switch{width:40px;height:22px;border-radius:12px;background:var(--lime-dark);padding:3px}.switch i{display:block;width:16px;height:16px;border-radius:50%;background:#fff;margin-left:17px}.device-table{width:100%;border-collapse:collapse}.device-table td{padding:13px 0;border-bottom:1px solid var(--line);font-size:14px}.device-table td:last-child{text-align:right;color:var(--muted)}.topic-layout{display:grid;grid-template-columns:1.4fr 1fr;gap:16px}.topic-main,.topic-small{background:var(--ink);color:#fff;border-radius:var(--radius);padding:30px;min-height:230px}.topic-main{background:var(--coral);display:flex;flex-direction:column;justify-content:space-between}.topic-main h3{font-size:28px;margin:10px 0}.topic-main p,.topic-small p{color:rgba(255,255,255,.75);margin:0}.topic-small{min-height:0;background:#303831;margin-bottom:16px}.topic-small:last-child{margin:0}.topic-small h3{margin:0 0 4px;font-size:19px}.topic-layout .tag{background:rgba(255,255,255,.18);color:#fff}.article-scroll{display:flex;gap:18px;overflow:auto;padding:5px 3px 18px}.article-card{min-width:285px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:15px;transition:.2s}.article-cover{height:130px;border-radius:12px;background:linear-gradient(130deg,#d8e99f,#718b48);margin-bottom:15px;position:relative}.article-cover:before{content:"攻略";position:absolute;left:15px;bottom:12px;font-size:28px;font-weight:800;color:rgba(32,37,34,.45)}.article-card h3{font-size:17px;line-height:1.45;margin:0 0 7px}.article-card p{font-size:13px;color:var(--muted);margin:0;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.article-meta{display:flex;justify-content:space-between;margin-top:13px;color:#949991;font-size:12px}.news-layout{display:grid;grid-template-columns:1fr 1.2fr;gap:24px}.featured-news,.news-list{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px}.featured-news{display:flex;flex-direction:column;justify-content:space-between;min-height:280px}.news-icon{font-size:42px;color:var(--coral)}.featured-news h3{font-size:24px;line-height:1.35}.news-list{padding:8px 24px}.news-item{display:grid;grid-template-columns:90px 1fr auto;gap:15px;align-items:center;padding:17px 0;border-bottom:1px solid var(--line)}.news-item:last-child{border:0}.news-item h3{font-size:16px;margin:2px 0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.news-item p,.news-item time{font-size:12px;color:var(--muted);margin:0}.empty-state{text-align:center;padding:45px 20px;color:var(--muted)}.empty-state strong{display:block;color:var(--ink);font-size:18px;margin-bottom:4px}.updates{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.update{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px}.update.current{border:2px solid var(--lime-dark)}.update-head{display:flex;justify-content:space-between;align-items:center}.update h3{margin:15px 0 8px}.update ul{padding-left:18px;margin:0;color:var(--muted);font-size:14px}.check-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}.check-box{padding:27px;background:#e8eee0;border-radius:var(--radius)}.check-box:nth-child(2){background:#fff0e9}.check-box h3{margin:0 0 15px}.check-box li{list-style:none;margin:9px 0;color:#505850}.check-box li:before{content:"✓";color:#648b27;font-weight:800;margin-right:10px}.faq{max-width:850px;margin:auto}.faq details{background:var(--card);border:1px solid var(--line);border-radius:12px;margin:10px 0;padding:0 20px}.faq details[open]{border-left:4px solid var(--lime-dark)}.faq summary{cursor:pointer;list-style:none;padding:18px 0;font-weight:700;display:flex;justify-content:space-between}.faq summary:after{content:"+";color:var(--coral);font-size:22px}.faq details[open] summary:after{content:"−"}.faq p{color:var(--muted);margin:0 0 18px;font-size:14px}.feedback{background:#e8f2c9;border-radius:24px;padding:44px}.feedback-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:50px}.feedback h2{font-size:34px;line-height:1.3;margin:10px 0}.feedback p{color:#626b59}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.field label{display:block;font-size:13px;font-weight:700;margin-bottom:5px}.field input,.field select,.field textarea{width:100%;border:1px solid #cbd5b7;border-radius:9px;background:#fffdf8;padding:11px 13px;color:var(--ink)}.field textarea{min-height:125px;resize:vertical}.field.full{grid-column:1/-1}.form-note{font-size:12px;color:#6b765f;margin-top:10px}.site-footer{background:var(--ink);color:#f4f1e9;padding:56px 0 24px}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:50px}.footer-logo{color:#fff;font-size:18px}.footer-desc{color:#aab3a6;font-size:13px;margin-top:13px}.site-footer h3{font-size:15px;margin:0 0 16px}.footer-links{display:grid;gap:8px}.footer-links a{color:#adb6aa;font-size:14px}.footer-links a:hover{color:var(--lime)}.copyright{border-top:1px solid #414942;margin-top:42px;padding-top:20px;color:#8f998d;font-size:12px;display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap}
@media(max-width:1024px){.main-nav{gap:15px}.nav-cta{display:none}.hero-grid{gap:35px}.section{padding:72px 0}.download{padding:40px}.phone:nth-child(3){display:none}.topic-layout{grid-template-columns:1fr 1fr}}
@media(max-width:768px){.container{width:min(100% - 28px,var(--max))}.nav-wrap{height:66px}.menu-toggle{display:block;margin-left:auto}.main-nav{display:none;position:absolute;top:66px;left:0;right:0;background:var(--paper);padding:18px 20px 25px;border-bottom:1px solid var(--line);box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.main-nav.open{display:flex}.main-nav a{padding:10px 0}.main-nav a.active:after{bottom:4px;right:auto;width:35px}.hero{padding-top:55px}.hero-grid,.download-grid,.feedback-grid,.news-layout{grid-template-columns:1fr}.hero h1{font-size:42px}.console{max-width:600px;margin:auto}.machine-collage{grid-template-columns:1fr 1fr;grid-template-rows:190px 170px 170px}.machine-card:first-child{grid-row:span 1}.machine-card:nth-child(5){grid-column:span 2}.steps{grid-template-columns:1fr 1fr}.step:nth-child(2){border-right:0}.step:nth-child(-n+2){border-bottom:1px solid var(--line)}.compat-grid,.check-grid{grid-template-columns:1fr}.updates{grid-template-columns:1fr}.topic-layout{grid-template-columns:1fr}.download-grid{gap:25px}.phone-stack{transform:scale(.85);transform-origin:left center}.section-head{display:block}.section-head p{margin-top:12px}.news-list{padding:8px 16px}}
@media(max-width:560px){.logo{font-size:14px;max-width:220px}.hero h1{font-size:36px}.hero-copy{font-size:16px}.hero-actions .btn{width:100%}.hero-status{gap:8px}.status b{font-size:16px}.quick-list{justify-content:flex-start}.machine-collage{display:flex;overflow:auto;padding-bottom:8px}.machine-card{min-width:245px;height:250px}.machine-card:nth-child(5){grid-column:auto}.steps{grid-template-columns:1fr}.step{border-right:0!important;border-bottom:1px solid var(--line)!important}.step:last-child{border-bottom:0!important}.download{padding:30px 20px}.download h2{font-size:29px}.phone-stack{margin-left:-10px;transform:scale(.7);height:215px}.news-item{grid-template-columns:1fr auto;gap:4px}.news-item .tag{grid-row:span 2}.news-item p{display:none}.feedback{padding:28px 18px}.form-grid{grid-template-columns:1fr}.field.full{grid-column:auto}.footer-grid{grid-template-columns:1fr 1fr;gap:28px}.footer-grid>div:first-child{grid-column:1/-1}.copyright{display:block}.copyright span{display:block;margin-top:6px}}

/* roulang page: article */
:root{--ink:#202522;--lime:#b9e64c;--lime-dark:#9dcc32;--coral:#f07a52;--paper:#f5f3ee;--card:#fffdf8;--muted:#70766e;--line:#deddd5;--soft:#e8eee0;--radius:18px;--shadow:0 14px 35px rgba(32,37,34,.08);--max:1200px}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;font-size:16px;line-height:1.8}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit}
button{cursor:pointer;border:0}
img{display:block;max-width:100%}
.container{width:min(var(--max),calc(100% - 40px));margin:auto}
.site-header{position:sticky;top:0;z-index:50;background:rgba(245,243,238,.97);border-bottom:1px solid transparent;transition:.22s ease}
.site-header.scrolled{border-color:var(--line);box-shadow:0 5px 18px rgba(32,37,34,.07)}
.nav-wrap{height:76px;display:flex;align-items:center;gap:34px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:17px;line-height:1.2;white-space:nowrap}
.logo-mark{width:32px;height:32px;background:var(--ink);border-radius:8px;display:grid;grid-template-columns:repeat(2,1fr);gap:3px;padding:6px;flex:0 0 32px}
.logo-mark i{background:var(--lime);border-radius:2px}
.logo-mark i:nth-child(2){background:var(--coral)}
.main-nav{display:flex;align-items:center;gap:25px;margin-left:auto}
.main-nav a{font-size:14px;font-weight:650;color:#555b54;padding:25px 0;position:relative;transition:color .2s ease}
.main-nav a:hover,.main-nav a.active{color:var(--ink)}
.main-nav a.active:after{content:"";position:absolute;bottom:14px;left:0;right:0;height:3px;background:var(--lime)}
.nav-cta{margin-left:4px}
.menu-toggle{display:none;background:none;font-size:25px;color:var(--ink);padding:8px}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 22px;border-radius:10px;font-weight:750;transition:.2s ease;border:1px solid transparent}
.btn-primary{background:var(--lime);color:var(--ink)}
.btn-primary:hover{background:var(--lime-dark);transform:translateY(-2px)}
.btn-secondary{border-color:var(--ink);background:transparent}
.btn-secondary:hover{background:#e9f3d7;transform:translateY(-2px)}
.btn:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,button:focus-visible{outline:3px solid rgba(185,230,76,.8);outline-offset:3px}
.tag{display:inline-flex;align-items:center;padding:4px 10px;border-radius:8px;background:#edf3df;color:#53672d;font-size:12px;font-weight:750;line-height:1.4}
.tag.hot{background:#fff0e9;color:#bf5938}
.tag.dark{background:var(--ink);color:#fff}
.section{padding:70px 0}
.article-top{padding:58px 0 30px;position:relative;overflow:hidden}
.article-top:after{content:"";position:absolute;right:-80px;top:-50px;width:310px;height:310px;background-image:radial-gradient(var(--lime) 1.5px,transparent 1.5px);background-size:17px 17px;opacity:.45;pointer-events:none}
.breadcrumb{display:flex;flex-wrap:wrap;gap:9px;align-items:center;color:var(--muted);font-size:14px;position:relative;z-index:1}
.breadcrumb span{color:#a3a69f}
.article-title-wrap{max-width:920px;position:relative;z-index:1}
.article-title-wrap h1{font-size:clamp(34px,5vw,54px);line-height:1.16;letter-spacing:-.055em;margin:18px 0 22px;font-weight:800}
.article-meta{display:flex;flex-wrap:wrap;gap:10px 20px;color:var(--muted);font-size:14px;border-top:1px solid var(--line);padding-top:18px}
.article-meta strong{font-weight:750;color:#525850}
.summary-box{max-width:820px;margin:0 auto;background:#eef3e3;border:1px solid #d9e6bd;border-radius:0 var(--radius) var(--radius) 0;border-left:5px solid var(--lime-dark);padding:22px 26px;color:#4f5949}
.summary-box h2{font-size:16px;margin:0 0 6px;font-weight:800;color:var(--ink)}
.summary-box p{margin:0;line-height:1.9}
.article-layout{display:grid;grid-template-columns:225px minmax(0,800px);gap:52px;align-items:start;max-width:1090px;margin:0 auto}
.article-toc{position:sticky;top:100px;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:20px}
.article-toc h2{font-size:15px;margin:0 0 12px;font-weight:800}
.article-toc a{display:block;padding:8px 0;border-bottom:1px solid #eceae3;color:#656b63;font-size:14px;transition:.2s}
.article-toc a:last-child{border:0}
.article-toc a:hover{color:var(--ink);padding-left:5px}
.article-reading{min-width:0}
.article-content{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:clamp(24px,4vw,54px);box-shadow:0 8px 22px rgba(32,37,34,.035)}
.article-content>*:first-child{margin-top:0}
.article-content h2{font-size:clamp(24px,3vw,32px);line-height:1.35;letter-spacing:-.035em;margin:48px 0 18px;padding-top:8px}
.article-content h3{font-size:20px;line-height:1.45;margin:30px 0 12px}
.article-content p{margin:0 0 19px;color:#424840}
.article-content ul,.article-content ol{padding-left:1.4em;margin:0 0 22px}
.article-content li{padding-left:4px;margin:8px 0}
.article-content blockquote{margin:28px 0;padding:17px 20px;border-left:4px solid var(--coral);background:#fff5f0;color:#5e504a}
.article-content table{width:100%;border-collapse:collapse;margin:24px 0;font-size:14px}
.article-content th,.article-content td{border:1px solid var(--line);padding:12px;text-align:left;vertical-align:top}
.article-content th{background:#f0f1eb;font-weight:800}
.article-content img{width:100%;height:auto;border-radius:13px;margin:25px 0 8px}
.article-content figure{margin:28px 0}
.article-content figcaption{font-size:13px;color:var(--muted);text-align:center}
.notice-card{margin:34px auto;max-width:820px;background:var(--ink);color:#fff;border-radius:var(--radius);padding:28px 30px;display:flex;gap:22px;justify-content:space-between;align-items:center}
.notice-card h2{font-size:22px;margin:0 0 6px}
.notice-card p{margin:0;color:#d8ded3;max-width:570px;font-size:15px}
.notice-icon{width:42px;height:42px;display:grid;place-items:center;background:var(--lime);color:var(--ink);border-radius:10px;font-size:22px;font-weight:800;flex:0 0 42px}
.download-strip{background:#e9efd9;border:1px solid #d6e2b8;border-radius:var(--radius);padding:24px 28px;display:grid;grid-template-columns:auto 1fr auto;gap:20px;align-items:center;max-width:820px;margin:0 auto}
.download-glyph{width:54px;height:54px;border-radius:14px;background:var(--ink);display:grid;place-items:center;color:var(--lime);font-size:26px;font-weight:800}
.download-strip h2{font-size:19px;margin:0 0 3px}
.download-strip p{font-size:14px;color:#596250;margin:0}
.related-section{padding-top:38px}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:25px}
.section-head h2{margin:0;font-size:clamp(26px,3vw,34px);line-height:1.25;letter-spacing:-.04em}
.section-head p{margin:0;color:var(--muted);max-width:440px}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.article-card{background:var(--card);border:1px solid var(--line);border-radius:15px;overflow:hidden;display:flex;flex-direction:column;transition:.2s ease}
.article-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#c8d99e}
.article-visual{height:125px;background:#29302a;position:relative;overflow:hidden;padding:16px}
.article-visual:before{content:"";position:absolute;inset:0;background-image:linear-gradient(90deg,rgba(185,230,76,.17) 1px,transparent 1px),linear-gradient(rgba(185,230,76,.17) 1px,transparent 1px);background-size:22px 22px}
.article-visual.orange{background:#8d4c3b}.article-visual.soft{background:#526368}
.article-visual span{position:relative;display:inline-flex;background:var(--lime);font-size:12px;font-weight:800;padding:4px 9px;border-radius:7px}
.article-card-body{padding:18px;display:flex;flex:1;flex-direction:column}
.article-card h3{font-size:18px;line-height:1.45;margin:10px 0 8px}
.article-card p{font-size:14px;color:var(--muted);line-height:1.75;margin:0 0 16px}
.card-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--muted)}
.card-foot b{color:var(--ink);font-size:15px}
.return-panel{margin-top:44px;border-top:1px solid var(--line);padding-top:32px;display:flex;justify-content:space-between;gap:24px;align-items:center}
.return-panel h2{font-size:22px;margin:0 0 5px}
.return-panel p{margin:0;color:var(--muted);font-size:15px}
.site-footer{margin-top:80px;background:var(--ink);color:#fff;padding:58px 0 20px}
.footer-grid{display:grid;grid-template-columns:1.45fr .8fr .8fr;gap:55px;padding-bottom:42px}
.footer-logo{color:#fff;margin-bottom:17px}
.footer-desc{color:#b9c1b6;max-width:230px;margin:0}
.site-footer h3{font-size:15px;color:#fff;margin:0 0 15px}
.footer-links{display:grid;gap:8px}
.footer-links a{color:#bdc4bb;font-size:14px;transition:.2s}
.footer-links a:hover{color:var(--lime);padding-left:4px}
.copyright{border-top:1px solid #3d453d;padding-top:19px;display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;color:#aeb7ac;font-size:12px}
.mobile-nav-panel{display:none}
@media(max-width:1024px){.main-nav{gap:17px}.article-layout{gap:28px;grid-template-columns:200px minmax(0,1fr)}.related-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:768px){.container{width:min(100% - 30px,var(--max))}.nav-wrap{height:68px}.main-nav,.nav-cta{display:none}.menu-toggle{display:block;margin-left:auto}.mobile-nav-panel{background:var(--paper);border-top:1px solid var(--line);padding:14px 20px 20px}.mobile-nav-panel.open{display:grid;gap:5px}.mobile-nav-panel a{padding:11px 5px;font-weight:700}.mobile-nav-panel .btn{margin-top:8px}.article-top{padding:38px 0 24px}.article-layout{display:block}.article-toc{position:relative;top:auto;margin:0 0 20px;padding:16px 18px}.article-toc nav{display:grid;grid-template-columns:1fr 1fr;gap:0 18px}.article-title-wrap h1{font-size:36px}.section{padding:48px 0}.article-content{padding:25px 21px}.article-content h2{margin-top:36px}.notice-card{padding:23px;align-items:flex-start}.download-strip{grid-template-columns:auto 1fr;padding:20px}.download-strip .btn{grid-column:1/-1}.related-grid{grid-template-columns:1fr}.return-panel{align-items:flex-start;flex-direction:column}.footer-grid{grid-template-columns:1fr 1fr;gap:34px}.footer-grid>div:first-child{grid-column:1/-1}}
@media(max-width:520px){body{font-size:15px}.logo{font-size:15px}.article-title-wrap h1{font-size:31px}.article-meta{gap:6px 14px}.article-toc nav{grid-template-columns:1fr}.notice-card{display:grid;grid-template-columns:auto 1fr;gap:14px}.notice-card .btn{grid-column:1/-1;width:100%}.download-strip{display:flex;flex-direction:column;align-items:flex-start}.download-strip .btn{width:100%}.footer-grid{grid-template-columns:1fr;gap:29px}.footer-grid>div:first-child{grid-column:auto}.copyright{display:grid;gap:8px}.article-content table{font-size:13px}.article-content th,.article-content td{padding:9px}}

/* roulang page: category1 */
:root{
      --ink:#202522;
      --lime:#b9e64c;
      --lime-dark:#9dcc32;
      --coral:#f07a52;
      --paper:#f5f3ee;
      --card:#fffdf8;
      --muted:#70766e;
      --line:#deddd5;
      --soft:#e8eee0;
      --radius:18px;
      --radius-sm:11px;
      --shadow:0 14px 35px rgba(32,37,34,.08);
      --max:1200px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      background:var(--paper);
      color:var(--ink);
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
      font-size:16px;
      line-height:1.8;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input,select,textarea{font:inherit}
    button{cursor:pointer;border:0}
    .container{width:min(var(--max),calc(100% - 40px));margin:auto}
    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(245,243,238,.96);
      border-bottom:1px solid transparent;
      transition:.2s ease;
    }
    .site-header.scrolled{
      border-color:var(--line);
      box-shadow:0 5px 18px rgba(32,37,34,.06);
    }
    .nav-wrap{height:76px;display:flex;align-items:center;gap:34px}
    .logo{
      display:flex;
      align-items:center;
      gap:10px;
      font-weight:800;
      font-size:17px;
      line-height:1.2;
      white-space:nowrap;
    }
    .logo-mark{
      width:32px;
      height:32px;
      background:var(--ink);
      border-radius:8px;
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:3px;
      padding:6px;
      flex:none;
    }
    .logo-mark i{background:var(--lime);border-radius:2px}
    .logo-mark i:nth-child(2){background:var(--coral)}
    .main-nav{display:flex;align-items:center;gap:25px;margin-left:auto}
    .main-nav a{
      font-size:14px;
      font-weight:650;
      color:#555b54;
      padding:25px 0;
      position:relative;
      white-space:nowrap;
    }
    .main-nav a:hover,.main-nav a.active{color:var(--ink)}
    .main-nav a.active:after{
      content:"";
      position:absolute;
      bottom:14px;
      left:0;
      right:0;
      height:3px;
      background:var(--lime);
    }
    .btn{
      min-height:48px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      padding:0 22px;
      border:1px solid transparent;
      border-radius:10px;
      font-weight:750;
      transition:.2s ease;
    }
    .btn-primary{background:var(--lime);color:var(--ink)}
    .btn-primary:hover{background:var(--lime-dark);transform:translateY(-2px)}
    .btn-secondary{background:transparent;border-color:var(--ink);color:var(--ink)}
    .btn-secondary:hover{background:#e9f3d7;transform:translateY(-2px)}
    .btn:focus-visible,a:focus-visible,button:focus-visible{
      outline:3px solid rgba(185,230,76,.8);
      outline-offset:3px;
    }
    .menu-toggle{
      display:none;
      margin-left:auto;
      width:44px;
      height:44px;
      background:var(--ink);
      color:#fff;
      border-radius:10px;
      font-size:23px;
      line-height:1;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:#566248;
      font-size:13px;
      font-weight:800;
      letter-spacing:.08em;
    }
    .eyebrow:before{content:"";width:22px;height:3px;background:var(--lime);display:inline-block}
    .tag{
      display:inline-flex;
      align-items:center;
      padding:4px 10px;
      border-radius:8px;
      background:#edf3df;
      color:#53672d;
      font-size:12px;
      font-weight:750;
      line-height:1.35;
    }
    .tag.hot{background:#fff0e9;color:#bf5938}
    .tag.dark{background:var(--ink);color:#fff}
    .section{padding:86px 0}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:28px;margin-bottom:32px}
    .section-head h2{
      margin:8px 0 0;
      font-size:clamp(28px,3vw,38px);
      line-height:1.24;
      letter-spacing:-.04em;
      font-weight:800;
    }
    .section-head p{max-width:490px;margin:0;color:var(--muted)}
    .category-hero{
      position:relative;
      overflow:hidden;
      padding:62px 0 55px;
      border-bottom:1px solid var(--line);
    }
    .category-hero:before{
      content:"";
      position:absolute;
      width:380px;
      height:380px;
      right:-95px;
      top:-80px;
      background-image:radial-gradient(var(--lime) 1.5px,transparent 1.5px);
      background-size:17px 17px;
      opacity:.55;
    }
    .breadcrumb{
      position:relative;
      z-index:1;
      display:flex;
      align-items:center;
      gap:9px;
      margin-bottom:25px;
      color:var(--muted);
      font-size:14px;
    }
    .breadcrumb span{color:#a0a49d}
    .category-head-grid{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:minmax(0,1.15fr) minmax(330px,.85fr);
      gap:45px;
      align-items:end;
    }
    .category-hero h1{
      margin:12px 0 16px;
      max-width:720px;
      font-size:clamp(40px,5vw,58px);
      line-height:1.12;
      letter-spacing:-.065em;
      font-weight:850;
    }
    .intro-copy{max-width:710px;margin:0;color:var(--muted);font-size:17px}
    .version-box{
      position:relative;
      background:var(--ink);
      color:#fff;
      border-radius:var(--radius);
      padding:24px;
      overflow:hidden;
    }
    .version-box:after{
      content:"01";
      position:absolute;
      right:19px;
      top:-21px;
      color:rgba(185,230,76,.2);
      font-size:94px;
      font-weight:850;
      line-height:1;
    }
    .version-box strong{position:relative;display:block;font-size:23px;line-height:1.35;margin:12px 0 8px}
    .version-box p{position:relative;margin:0;color:#c5cec0;font-size:14px}
    .version-meta{position:relative;display:flex;gap:8px;flex-wrap:wrap;margin-top:18px}
    .index-rail{
      display:grid;
      grid-template-columns:repeat(5,1fr);
      gap:10px;
    }
    .index-item{
      min-height:118px;
      padding:19px;
      background:var(--card);
      border:1px solid var(--line);
      border-radius:var(--radius-sm);
      transition:.2s ease;
    }
    .index-item:hover{transform:translateY(-4px);border-color:#c7d99c;box-shadow:var(--shadow)}
    .index-no{display:block;color:#7a8e48;font-size:12px;font-weight:850;letter-spacing:.08em}
    .index-item strong{display:block;margin-top:12px;font-size:16px;line-height:1.4}
    .content-layout{
      display:grid;
      grid-template-columns:1.08fr .92fr;
      gap:18px;
    }
    .featured-guide{
      min-height:390px;
      position:relative;
      display:flex;
      flex-direction:column;
      justify-content:end;
      padding:30px;
      background:var(--ink);
      color:#fff;
      border-radius:var(--radius);
      overflow:hidden;
    }
    .featured-guide:before{
      content:"";
      position:absolute;
      top:0;
      left:0;
      right:0;
      height:55%;
      background:
        linear-gradient(135deg,rgba(185,230,76,.9),rgba(185,230,76,.13) 45%,transparent 46%),
        repeating-linear-gradient(90deg,rgba(255,255,255,.13) 0 1px,transparent 1px 42px);
    }
    .featured-guide:after{
      content:"";
      position:absolute;
      width:148px;
      height:148px;
      right:38px;
      top:61px;
      border:14px solid var(--coral);
      border-radius:25px;
      transform:rotate(11deg);
      box-shadow:inset 0 0 0 15px rgba(255,255,255,.08);
    }
    .guide-content{position:relative;z-index:1}
    .guide-content h3{font-size:30px;line-height:1.3;margin:12px 0}
    .guide-content p{margin:0;color:#c7cec2;max-width:540px}
    .card-link{
      display:inline-flex;
      align-items:center;
      gap:7px;
      margin-top:20px;
      color:var(--lime);
      font-weight:800;
    }
    .card-link:hover{color:#d5f58b}
    .side-guides{display:grid;grid-template-columns:1fr 1fr;gap:18px}
    .guide-card{
      min-height:185px;
      display:flex;
      flex-direction:column;
      background:var(--card);
      border:1px solid var(--line);
      border-radius:var(--radius);
      padding:21px;
      transition:.2s ease;
    }
    .guide-card:hover{transform:translateY(-4px);border-color:#c7d99c;box-shadow:var(--shadow)}
    .guide-icon{
      width:42px;
      height:42px;
      display:grid;
      place-items:center;
      margin-bottom:14px;
      border-radius:11px;
      background:#eaf2d7;
      color:#5f7d24;
      font-weight:850;
    }
    .guide-card h3{margin:0 0 7px;font-size:18px;line-height:1.4}
    .guide-card p{margin:0;color:var(--muted);font-size:14px;line-height:1.65}
    .guide-card .card-link{margin-top:auto;padding-top:12px;color:var(--ink);font-size:14px}
    .settings-section{background:#eceae3}
    .setting-grid{display:grid;grid-template-columns:1fr .88fr;gap:24px}
    .settings-panel,.status-board{
      background:var(--card);
      border:1px solid var(--line);
      border-radius:var(--radius);
      padding:28px;
    }
    .settings-panel h3,.status-board h3{margin:0 0 18px;font-size:23px}
    .setting-row{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:20px;
      padding:15px 0;
      border-bottom:1px solid var(--line);
    }
    .setting-row:last-child{border-bottom:0}
    .setting-row strong{display:block;font-size:16px}
    .setting-row small{display:block;color:var(--muted);font-size:13px}
    .switch{
      width:46px;
      height:26px;
      position:relative;
      flex:none;
      border-radius:20px;
      background:var(--ink);
    }
    .switch:after{
      content:"";
      position:absolute;
      width:18px;
      height:18px;
      right:4px;
      top:4px;
      border-radius:50%;
      background:var(--lime);
    }
    .range-dots{display:flex;gap:4px}
    .range-dots i{width:10px;height:10px;border-radius:50%;background:#d5d6cf}
    .range-dots i.active{background:var(--lime-dark)}
    .status-top{display:flex;justify-content:space-between;gap:15px;align-items:center;margin-bottom:22px}
    .status-screen{
      min-height:186px;
      position:relative;
      overflow:hidden;
      padding:20px;
      border-radius:13px;
      background:#2b302d;
      color:#fff;
    }
    .status-screen:before{
      content:"";
      position:absolute;
      inset:16px;
      border:1px solid rgba(185,230,76,.35);
      border-radius:8px;
    }
    .status-screen .screen-inner{position:relative;z-index:1}
    .screen-bars{display:flex;gap:6px;margin:18px 0 22px}
    .screen-bars i{display:block;height:9px;border-radius:3px;background:var(--lime)}
    .screen-bars i:nth-child(1){width:58%}
    .screen-bars i:nth-child(2){width:27%;background:var(--coral)}
    .screen-bars i:nth-child(3){width:17%;background:#d6ddd2}
    .screen-note{font-size:13px;color:#c5cdc2}
    .flow-grid{
      display:grid;
      grid-template-columns:repeat(5,1fr);
      gap:0;
      border:1px solid var(--line);
      border-radius:var(--radius);
      overflow:hidden;
      background:var(--card);
    }
    .flow-step{
      min-height:220px;
      padding:25px 21px;
      position:relative;
      border-right:1px solid var(--line);
    }
    .flow-step:last-child{border-right:0}
    .flow-step:not(:last-child):after{
      content:"→";
      position:absolute;
      right:-11px;
      top:24px;
      z-index:2;
      width:22px;
      height:22px;
      display:grid;
      place-items:center;
      background:var(--lime);
      border-radius:50%;
      font-size:13px;
      font-weight:850;
    }
    .flow-step em{display:block;color:#7b9048;font-style:normal;font-size:13px;font-weight:850}
    .flow-step h3{margin:30px 0 9px;font-size:19px}
    .flow-step p{margin:0;color:var(--muted);font-size:14px;line-height:1.65}
    .compat-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:24px}
    .compat-note{
      min-height:100%;
      padding:31px;
      color:#fff;
      background:var(--coral);
      border-radius:var(--radius);
    }
    .compat-note h2{margin:12px 0;font-size:32px;line-height:1.3}
    .compat-note p{margin:0;color:#fff4ee}
    .compat-note .tag{margin-top:24px;background:rgba(255,255,255,.2);color:#fff}
    .compat-table{
      overflow:hidden;
      border:1px solid var(--line);
      border-radius:var(--radius);
      background:var(--card);
    }
    .compat-row{
      display:grid;
      grid-template-columns:1fr 1.15fr 1fr;
      gap:15px;
      padding:18px 22px;
      border-bottom:1px solid var(--line);
      align-items:center;
      font-size:14px;
    }
    .compat-row:last-child{border-bottom:0}
    .compat-row.head{background:#edf1e7;color:#596250;font-size:13px;font-weight:800}
    .compat-row strong{font-size:16px}
    .faq-list{display:grid;grid-template-columns:1fr 1fr;gap:12px}
    .faq-item{
      background:var(--card);
      border:1px solid var(--line);
      border-radius:var(--radius-sm);
      overflow:hidden;
      transition:border-color .2s ease;
    }
    .faq-item[open]{border-color:#b6cf82}
    .faq-item summary{
      list-style:none;
      position:relative;
      padding:19px 52px 19px 19px;
      cursor:pointer;
      font-weight:800;
      line-height:1.5;
    }
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary:after{
      content:"+";
      position:absolute;
      right:19px;
      top:14px;
      font-size:25px;
      font-weight:400;
      color:#617542;
      transition:.2s ease;
    }
    .faq-item[open] summary:after{transform:rotate(45deg);color:var(--coral)}
    .faq-answer{padding:0 19px 20px;color:var(--muted);font-size:14px;line-height:1.75}
    .list-footer{
      background:var(--ink);
      color:#fff;
      border-radius:var(--radius);
      padding:32px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:30px;
    }
    .list-footer h2{margin:0 0 7px;font-size:26px}
    .list-footer p{margin:0;color:#c3cbc0}
    .list-footer .btn-secondary{border-color:#d3dccd;color:#fff}
    .list-footer .btn-secondary:hover{color:var(--ink);background:var(--lime);border-color:var(--lime)}
    .feedback-link{color:var(--lime);font-weight:800}
    .feedback-link:hover{color:#dcf894}
    .site-footer{padding:58px 0 24px;background:var(--ink);color:#f7f6f0}
    .footer-grid{display:grid;grid-template-columns:1.45fr .75fr .75fr;gap:54px;padding-bottom:42px}
    .footer-logo{color:#fff}
    .footer-desc{max-width:220px;margin:16px 0 0;color:#b8c0b4;font-size:14px}
    .site-footer h3{margin:0 0 16px;font-size:15px;color:#fff}
    .footer-links{display:grid;gap:9px}
    .footer-links a{color:#b8c0b4;font-size:14px;transition:.2s ease}
    .footer-links a:hover{color:var(--lime);transform:translateX(3px)}
    .copyright{
      display:flex;
      justify-content:space-between;
      gap:24px;
      padding-top:23px;
      border-top:1px solid rgba(255,255,255,.14);
      color:#aeb7aa;
      font-size:12px;
      line-height:1.7;
    }
    @media (max-width:1024px){
      .main-nav{gap:17px}
      .nav-wrap{gap:18px}
      .category-head-grid,.setting-grid,.compat-grid{grid-template-columns:1fr}
      .content-layout{grid-template-columns:1fr}
      .featured-guide{min-height:330px}
      .index-rail{grid-template-columns:repeat(3,1fr)}
      .flow-grid{grid-template-columns:repeat(3,1fr)}
      .flow-step:nth-child(3){border-right:0}
      .flow-step:nth-child(3):after{display:none}
      .flow-step:nth-child(4),.flow-step:nth-child(5){border-top:1px solid var(--line)}
    }
    @media (max-width:768px){
      .container{width:min(100% - 28px,var(--max))}
      .nav-wrap{height:68px}
      .menu-toggle{display:grid;place-items:center}
      .main-nav{
        display:none;
        position:absolute;
        top:68px;
        left:0;
        right:0;
        padding:12px 20px 20px;
        background:var(--paper);
        border-bottom:1px solid var(--line);
        box-shadow:0 12px 22px rgba(32,37,34,.08);
      }
      .main-nav.open{display:grid}
      .main-nav a{padding:12px 4px}
      .main-nav a.active:after{bottom:5px}
      .nav-cta{display:none}
      .section{padding:64px 0}
      .category-hero{padding:43px 0}
      .category-head-grid{gap:26px}
      .category-hero h1{font-size:40px}
      .section-head{display:block;margin-bottom:25px}
      .section-head p{margin-top:12px}
      .index-rail{
        display:flex;
        overflow-x:auto;
        margin-right:-14px;
        padding-right:14px;
        scrollbar-width:none;
      }
      .index-rail::-webkit-scrollbar{display:none}
      .index-item{min-width:160px}
      .side-guides{grid-template-columns:1fr 1fr}
      .flow-grid{grid-template-columns:1fr 1fr}
      .flow-step:nth-child(2){border-right:0}
      .flow-step:nth-child(2):after{display:none}
      .flow-step:nth-child(3){border-right:1px solid var(--line);border-top:1px solid var(--line)}
      .flow-step:nth-child(4),.flow-step:nth-child(5){border-top:1px solid var(--line)}
      .compat-row{grid-template-columns:.8fr 1.2fr .9fr;padding:15px}
      .faq-list{grid-template-columns:1fr}
      .list-footer{display:block}
      .list-footer .btn{margin-top:20px;width:100%}
      .footer-grid{grid-template-columns:1fr 1fr;gap:34px}
      .footer-grid>div:first-child{grid-column:1/-1}
      .copyright{display:block}
      .copyright span{display:block}
      .copyright span+span{margin-top:8px}
    }
    @media (max-width:520px){
      body{font-size:15px}
      .logo{font-size:14px}
      .logo-mark{width:30px;height:30px}
      .category-hero h1{font-size:35px}
      .intro-copy{font-size:16px}
      .version-box{padding:21px}
      .side-guides{grid-template-columns:1fr}
      .featured-guide{padding:23px;min-height:300px}
      .guide-content h3{font-size:25px}
      .settings-panel,.status-board{padding:21px}
      .flow-grid{grid-template-columns:1fr}
      .flow-step,.flow-step:nth-child(3){border-right:0}
      .flow-step:not(:last-child){border-bottom:1px solid var(--line)}
      .flow-step:not(:last-child):after{display:none}
      .flow-step h3{margin-top:20px}
      .compat-row{grid-template-columns:1fr;gap:4px}
      .compat-row.head{display:none}
      .compat-row strong:before{content:"设备：";color:var(--muted);font-size:13px;font-weight:500}
      .compat-row span:before{content:"建议：";color:var(--muted);font-size:13px;font-weight:500}
      .compat-row .tag:before{content:"状态：";margin-right:3px;color:#53672d;font-weight:500}
      .footer-grid{grid-template-columns:1fr;gap:28px}
      .footer-grid>div:first-child{grid-column:auto}
    }

/* roulang page: category2 */
:root{--ink:#202522;--lime:#b9e64c;--lime-dark:#9dcc32;--coral:#f07a52;--paper:#f5f3ee;--card:#fffdf8;--muted:#70766e;--line:#deddd5;--soft:#e8eee0;--radius:18px;--shadow:0 14px 35px rgba(32,37,34,.08);--max:1200px}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;font-size:16px;line-height:1.8}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit}
button{cursor:pointer;border:0}
img{display:block;max-width:100%}
.container{width:min(var(--max),calc(100% - 40px));margin:auto}
.section{padding:88px 0}
.section-tight{padding:62px 0}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:#566248;font-size:13px;font-weight:800;letter-spacing:.08em}
.eyebrow:before{content:"";width:22px;height:3px;background:var(--lime);display:inline-block}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:32px}
.section-head h2{margin:8px 0 0;font-size:clamp(28px,3.4vw,38px);line-height:1.25;letter-spacing:-.045em}
.section-head p{max-width:460px;margin:0;color:var(--muted)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:0 21px;border:1px solid transparent;border-radius:10px;font-weight:800;transition:transform .2s ease,background .2s ease,border-color .2s ease}
.btn-primary{background:var(--lime);color:var(--ink)}
.btn-primary:hover{background:var(--lime-dark);transform:translateY(-2px)}
.btn-secondary{background:transparent;border-color:var(--ink);color:var(--ink)}
.btn-secondary:hover{background:#e9f3d7;transform:translateY(-2px)}
.btn:focus-visible,a:focus-visible,button:focus-visible{outline:3px solid rgba(185,230,76,.82);outline-offset:3px}
.tag{display:inline-flex;align-items:center;padding:4px 10px;border-radius:8px;background:#edf3df;color:#53672d;font-size:12px;font-weight:800;line-height:1.4}
.tag.hot{background:#fff0e9;color:#b55034}
.tag.dark{background:var(--ink);color:#fff}
.site-header{position:sticky;top:0;z-index:30;background:rgba(245,243,238,.97);border-bottom:1px solid transparent;transition:.2s}
.site-header.scrolled{border-color:var(--line);box-shadow:0 5px 18px rgba(32,37,34,.06)}
.nav-wrap{height:76px;display:flex;align-items:center;gap:34px}
.logo{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:800;line-height:1.2;white-space:nowrap}
.logo-mark{display:grid;grid-template-columns:repeat(2,1fr);gap:3px;width:32px;height:32px;padding:6px;background:var(--ink);border-radius:8px}
.logo-mark i{background:var(--lime);border-radius:2px}
.logo-mark i:nth-child(2){background:var(--coral)}
.main-nav{display:flex;align-items:center;gap:25px;margin-left:auto}
.main-nav a{position:relative;padding:25px 0;color:#555b54;font-size:14px;font-weight:700}
.main-nav a:hover,.main-nav a.active{color:var(--ink)}
.main-nav a.active:after{content:"";position:absolute;right:0;bottom:14px;left:0;height:3px;background:var(--lime)}
.nav-cta{margin-left:4px}
.menu-toggle{display:none;padding:4px;background:transparent;color:var(--ink);font-size:26px}
.category-banner{position:relative;overflow:hidden;padding:66px 0 58px;border-bottom:1px solid var(--line);background:linear-gradient(112deg,#e8eee0 0%,#f5f3ee 61%,#f2ead8 100%)}
.category-banner:after{position:absolute;top:-65px;right:4%;width:280px;height:280px;border:1px solid rgba(32,37,34,.14);border-radius:50%;box-shadow:0 0 0 24px rgba(185,230,76,.15),0 0 0 52px rgba(240,122,82,.08);content:""}
.breadcrumb{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px;color:#697066;font-size:13px}
.breadcrumb span{color:#9a9d96}
.banner-layout{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:50px;align-items:end}
.category-banner h1{max-width:720px;margin:10px 0 16px;font-size:clamp(40px,5.2vw,60px);line-height:1.08;letter-spacing:-.065em}
.category-banner p{max-width:700px;margin:0;color:#5f665e;font-size:17px}
.banner-status{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.status-box{padding:16px;background:rgba(255,253,248,.73);border:1px solid rgba(32,37,34,.13);border-radius:14px}
.status-box strong{display:block;font-size:15px}
.status-box span{display:block;margin-top:3px;color:var(--muted);font-size:12px}
.filter-bar{display:flex;flex-wrap:wrap;gap:10px;padding:16px;background:var(--card);border:1px solid var(--line);border-radius:14px}
.filter-item{display:inline-flex;align-items:center;min-height:38px;padding:0 14px;border:1px solid var(--line);border-radius:8px;background:#faf9f4;color:#565c55;font-size:14px;font-weight:700;transition:.2s}
.filter-item:hover,.filter-item.current{border-color:#b6ce7a;background:#ecf4dc;color:#3b4b22}
.demo-layout{display:grid;grid-template-columns:1.25fr .75fr;gap:22px}
.demo-feature{display:flex;min-height:410px;flex-direction:column;justify-content:flex-end;padding:34px;background:var(--ink);border-radius:var(--radius);color:#fff;overflow:hidden;position:relative}
.demo-feature:before{position:absolute;top:26px;right:28px;width:205px;height:132px;border:1px solid rgba(255,255,255,.36);border-radius:15px;background:linear-gradient(135deg,rgba(185,230,76,.95),rgba(185,230,76,.18));box-shadow:-28px 32px 0 rgba(240,122,82,.73);content:""}
.demo-feature:after{position:absolute;top:47px;right:50px;width:154px;height:10px;background:repeating-linear-gradient(90deg,#202522 0 12px,transparent 12px 21px);content:""}
.demo-feature .tag{position:relative;z-index:1;align-self:flex-start;background:rgba(185,230,76,.18);color:#e1f6ad}
.demo-feature h2{position:relative;z-index:1;max-width:480px;margin:18px 0 10px;font-size:clamp(27px,3vw,38px);line-height:1.22;letter-spacing:-.04em}
.demo-feature p{position:relative;z-index:1;max-width:520px;margin:0;color:#d4d9d1}
.demo-feature .card-link{position:relative;z-index:1;margin-top:19px;color:var(--lime)}
.demo-side{display:grid;gap:22px}
.game-card,.guide-card{position:relative;padding:18px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);transition:.22s}
.game-card:hover,.guide-card:hover,.machine-mini:hover,.extract-card:hover{border-color:#c6d999;box-shadow:var(--shadow);transform:translateY(-4px)}
.game-card{display:grid;grid-template-columns:112px 1fr;gap:16px;align-items:center}
.game-cover{display:grid;place-items:center;width:112px;height:112px;border-radius:13px;background:linear-gradient(140deg,#e5be88,#b56b49);color:#fff;font-size:31px;font-weight:900;letter-spacing:-.1em}
.game-card:nth-child(2) .game-cover{background:linear-gradient(140deg,#a8d9c6,#4e8279)}
.game-card h3,.guide-card h3,.extract-card h3{margin:8px 0 6px;font-size:19px;line-height:1.4}
.game-card p,.guide-card p,.extract-card p{margin:0;color:var(--muted);font-size:14px;line-height:1.7}
.card-link{display:inline-flex;align-items:center;gap:6px;margin-top:12px;color:#537528;font-size:14px;font-weight:800}
.card-link:hover{color:#314815}
.card-link b{font-size:18px;line-height:1}
.demo-caption{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:8px;color:#777d74;font-size:12px}
.step-panel{display:grid;grid-template-columns:.75fr 1.25fr;gap:45px;padding:36px;background:#ecefe5;border:1px solid #d8ddd0;border-radius:var(--radius)}
.step-panel h2{margin:9px 0 0;font-size:clamp(28px,3.2vw,37px);line-height:1.25;letter-spacing:-.04em}
.step-panel p{color:var(--muted)}
.step-list{border-left:2px solid #bcc9a8}
.step-item{position:relative;padding:0 0 23px 30px}
.step-item:last-child{padding-bottom:0}
.step-item:before{position:absolute;top:4px;left:-11px;display:grid;place-items:center;width:20px;height:20px;border:3px solid #ecefe5;border-radius:50%;background:var(--lime-dark);content:""}
.step-no{display:block;margin-bottom:4px;color:#718057;font-size:12px;font-weight:900;letter-spacing:.12em}
.step-item h3{margin:0;font-size:18px}
.step-item p{margin:3px 0 0;font-size:14px}
.machine-rail{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.machine-mini{overflow:hidden;background:var(--card);border:1px solid var(--line);border-radius:15px;transition:.2s}
.mini-visual{height:130px;padding:15px;background:linear-gradient(135deg,#263c3a,#5f9283);position:relative;overflow:hidden}
.machine-mini:nth-child(2) .mini-visual{background:linear-gradient(135deg,#825f92,#d49392)}
.machine-mini:nth-child(3) .mini-visual{background:linear-gradient(135deg,#9a783f,#dec47a)}
.machine-mini:nth-child(4) .mini-visual{background:linear-gradient(135deg,#426c8b,#9fc6db)}
.mini-visual:before{position:absolute;right:15px;bottom:-18px;width:95px;height:95px;border:10px solid rgba(255,255,255,.25);border-radius:50%;content:""}
.mini-visual:after{position:absolute;top:18px;left:18px;width:48px;height:48px;border:3px solid rgba(255,255,255,.8);border-radius:10px;content:""}
.mini-body{padding:15px}
.mini-body h3{margin:8px 0 4px;font-size:17px}
.mini-body p{margin:0;color:var(--muted);font-size:13px}
.extract-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.extract-card{display:flex;min-height:262px;flex-direction:column;padding:24px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);transition:.2s}
.extract-icon{display:grid;place-items:center;width:43px;height:43px;border-radius:11px;background:#e6f0ce;color:#4d6822;font-size:19px;font-weight:900}
.extract-card .card-link{margin-top:auto}
.faq-wrap{display:grid;grid-template-columns:.75fr 1.25fr;gap:55px;align-items:start}
.faq-copy h2{margin:8px 0 14px;font-size:clamp(29px,3.2vw,38px);line-height:1.25;letter-spacing:-.04em}
.faq-copy p{margin:0;color:var(--muted)}
.faq-item{margin-bottom:10px;border:1px solid var(--line);border-radius:13px;background:var(--card);overflow:hidden}
.faq-item:last-child{margin-bottom:0}
.faq-question{display:flex;align-items:center;justify-content:space-between;width:100%;padding:18px 20px;background:transparent;color:var(--ink);text-align:left;font-weight:800}
.faq-question span{padding-left:14px;color:#648425;font-size:22px;transition:.2s}
.faq-answer{display:none;padding:0 20px 19px;color:var(--muted);font-size:14px}
.faq-item.open{border-color:#bed889;box-shadow:0 7px 20px rgba(77,104,34,.07)}
.faq-item.open .faq-question{padding-bottom:9px}
.faq-item.open .faq-question span{transform:rotate(45deg)}
.faq-item.open .faq-answer{display:block}
.bottom-bar{display:flex;align-items:center;justify-content:space-between;gap:28px;padding:34px;border:1px solid #d1dfaf;border-radius:var(--radius);background:#e8f0d6}
.bottom-bar h2{margin:0 0 7px;font-size:27px;line-height:1.3;letter-spacing:-.04em}
.bottom-bar p{margin:0;color:#59644d}
.app-note{display:flex;align-items:center;gap:10px;padding:11px 14px;border:1px solid var(--line);border-radius:10px;background:var(--card);color:#586052;font-size:13px}
.app-dot{width:10px;height:10px;border-radius:50%;background:var(--coral)}
.site-footer{padding:65px 0 22px;background:var(--ink);color:#f8f6ef}
.footer-grid{display:grid;grid-template-columns:1.5fr .8fr .8fr;gap:58px;padding-bottom:48px}
.footer-logo{color:#fff}
.footer-desc{max-width:235px;margin:17px 0 0;color:#b9c1b5;font-size:14px}
.site-footer h3{margin:0 0 15px;color:#dfe5d9;font-size:14px}
.footer-links{display:grid;gap:9px}
.footer-links a{color:#aeb6aa;font-size:14px;transition:.2s}
.footer-links a:hover{color:var(--lime)}
.copyright{display:flex;justify-content:space-between;gap:20px;padding-top:20px;border-top:1px solid #3f4741;color:#98a198;font-size:12px}
@media(max-width:1024px){
.nav-wrap{gap:20px}.main-nav{gap:16px}.main-nav a{font-size:13px}
.banner-layout,.faq-wrap{grid-template-columns:1fr}.banner-status{max-width:520px}
.demo-layout{grid-template-columns:1fr}.demo-side{grid-template-columns:1fr 1fr}.game-card{min-height:190px}
.machine-rail{grid-template-columns:repeat(2,1fr)}.extract-grid{grid-template-columns:repeat(3,1fr)}
}
@media(max-width:768px){
.container{width:min(100% - 30px,var(--max))}.section{padding:62px 0}.section-tight{padding:48px 0}
.nav-wrap{height:68px}.main-nav,.nav-cta{display:none}.menu-toggle{display:block;margin-left:auto}
.site-header.menu-open .main-nav{position:absolute;top:68px;right:0;left:0;display:flex;flex-direction:column;align-items:stretch;gap:0;padding:15px;background:var(--paper);border-bottom:1px solid var(--line);box-shadow:0 15px 24px rgba(32,37,34,.08)}
.site-header.menu-open .main-nav a{padding:13px 18px}.site-header.menu-open .main-nav a.active:after{top:0;right:auto;bottom:0;left:0;width:4px;height:auto}
.site-header.menu-open .nav-cta{position:absolute;top:263px;right:15px;left:15px;display:inline-flex}
.site-header.menu-open .main-nav{padding-bottom:72px}
.category-banner{padding:48px 0}.category-banner:after{right:-90px;opacity:.5}
.category-banner h1{font-size:42px}.category-banner p{font-size:16px}.section-head{display:block;margin-bottom:24px}.section-head p{margin-top:13px}
.demo-feature{min-height:350px;padding:27px}.demo-side{grid-template-columns:1fr}.game-card{min-height:auto}
.step-panel{grid-template-columns:1fr;gap:25px;padding:26px}.machine-rail{display:flex;overflow-x:auto;padding-bottom:6px}.machine-mini{min-width:216px}
.extract-grid{grid-template-columns:1fr}.extract-card{min-height:220px}.bottom-bar{align-items:flex-start;flex-direction:column}.footer-grid{grid-template-columns:1fr 1fr;gap:34px}.footer-grid>div:first-child{grid-column:1/-1}.copyright{align-items:flex-start;flex-direction:column}
}
@media(max-width:520px){
body{font-size:15px}.logo{font-size:14px}.logo-mark{width:29px;height:29px}.category-banner h1{font-size:36px}.banner-status{grid-template-columns:1fr}
.filter-bar{gap:7px;padding:12px}.filter-item{min-height:34px;padding:0 10px;font-size:13px}
.game-card{grid-template-columns:88px 1fr;gap:13px}.game-cover{width:88px;height:88px;font-size:25px}.game-card h3{font-size:17px}
.demo-feature:before{right:16px;width:145px;height:94px}.demo-feature:after{top:40px;right:29px;width:105px}.demo-feature h2{font-size:28px}
.machine-rail{margin-right:-15px}.machine-mini{min-width:218px}.faq-question{padding:16px}.faq-answer{padding:0 16px 17px}.footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}.copyright{font-size:11px}
}

/* roulang page: category3 */
:root{--ink:#202522;--lime:#b9e64c;--lime-dark:#9dcc32;--coral:#f07a52;--paper:#f5f3ee;--card:#fffdf8;--muted:#70766e;--line:#deddd5;--soft:#e8eee0;--radius:18px;--shadow:0 14px 35px rgba(32,37,34,.08);--max:1200px}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;font-size:16px;line-height:1.8}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit}
button{cursor:pointer;border:0}
img{display:block;max-width:100%}
.container{width:min(var(--max),calc(100% - 40px));margin:auto}
.site-header{position:sticky;top:0;z-index:50;background:rgba(245,243,238,.97);border-bottom:1px solid transparent;transition:.2s ease}
.site-header.scrolled{border-color:var(--line);box-shadow:0 5px 18px rgba(32,37,34,.06)}
.nav-wrap{height:76px;display:flex;align-items:center;gap:34px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:17px;line-height:1.2;white-space:nowrap}
.logo-mark{width:32px;height:32px;background:var(--ink);border-radius:8px;display:grid;grid-template-columns:repeat(2,1fr);gap:3px;padding:6px;flex:none}
.logo-mark i{background:var(--lime);border-radius:2px}
.logo-mark i:nth-child(2){background:var(--coral)}
.main-nav{display:flex;align-items:center;gap:25px;margin-left:auto}
.main-nav a{font-size:14px;font-weight:650;color:#555b54;padding:25px 0;position:relative;white-space:nowrap}
.main-nav a:hover,.main-nav a.active{color:var(--ink)}
.main-nav a.active:after{content:"";position:absolute;bottom:14px;left:0;right:0;height:3px;background:var(--lime)}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 22px;border-radius:10px;font-weight:750;transition:.2s ease;border:1px solid transparent}
.btn-primary{background:var(--lime);color:var(--ink)}
.btn-primary:hover{background:var(--lime-dark);transform:translateY(-2px)}
.btn-secondary{border-color:var(--ink);background:transparent}
.btn-secondary:hover{background:#e9f3d7;transform:translateY(-2px)}
.btn:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,button:focus-visible{outline:3px solid rgba(185,230,76,.8);outline-offset:3px}
.menu-toggle{display:none;background:none;color:var(--ink);font-size:25px;padding:8px}
.tag{display:inline-flex;align-items:center;gap:5px;padding:4px 10px;border-radius:8px;background:#edf3df;color:#53672d;font-size:12px;font-weight:750;line-height:1.5}
.tag.hot{background:#fff0e9;color:#bf5938}
.tag.dark{background:var(--ink);color:#fff}
.section{padding:82px 0}
.section.alt{background:#eeece5}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:32px}
.section-head h2{font-size:clamp(27px,3vw,37px);line-height:1.25;letter-spacing:-.045em;margin:8px 0 0}
.section-head p{max-width:500px;color:var(--muted);margin:0}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:#566248;font-size:13px;font-weight:750;letter-spacing:.08em}
.eyebrow:before{content:"";width:22px;height:3px;background:var(--lime);display:inline-block}
.breadcrumb{display:flex;gap:9px;align-items:center;padding:0;margin:0 0 17px;list-style:none;color:var(--muted);font-size:13px}
.breadcrumb li+li:before{content:"/";margin-right:9px;color:#a5a9a1}
.breadcrumb a:hover{color:var(--ink)}
.category-top{padding:58px 0 44px;position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
.category-top:before{content:"";position:absolute;width:350px;height:270px;right:6%;top:0;opacity:.35;background-image:radial-gradient(var(--lime) 1.5px,transparent 1.5px);background-size:15px 15px}
.category-top-inner{position:relative;display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:52px;align-items:end}
.category-top h1{max-width:700px;font-size:clamp(40px,5vw,58px);line-height:1.1;letter-spacing:-.065em;margin:10px 0 18px}
.category-top p{max-width:760px;color:var(--muted);font-size:17px;margin:0}
.top-status{background:var(--ink);color:#fff;padding:22px;border-radius:var(--radius);position:relative}
.top-status:after{content:"";position:absolute;right:18px;top:19px;width:10px;height:10px;border-radius:50%;background:var(--lime);box-shadow:0 0 0 5px rgba(185,230,76,.15)}
.top-status small{display:block;color:#b9c1b2;letter-spacing:.05em}
.top-status strong{display:block;font-size:23px;margin:7px 0}
.top-status span{color:#d7ded0;font-size:13px}
.download-index{display:grid;grid-template-columns:1.12fr .88fr;gap:22px}
.index-panel,.platform-panel{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:27px}
.index-panel h2,.platform-panel h2{font-size:21px;margin:0 0 18px}
.index-row{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.index-item{padding:13px 11px;border:1px solid var(--line);border-radius:12px;background:#faf9f4;min-height:91px;transition:.2s}
.index-item:hover{border-color:#c4d890;transform:translateY(-3px);box-shadow:var(--shadow)}
.index-item b{display:block;font-size:12px;color:#70922f;margin-bottom:8px}
.index-item span{display:block;font-size:14px;font-weight:750;line-height:1.45}
.platform-stack{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.platform-chip{display:flex;align-items:center;gap:10px;padding:12px;border:1px solid var(--line);border-radius:11px;background:#faf9f4;font-size:14px;font-weight:700}
.platform-icon{display:grid;place-items:center;width:26px;height:26px;background:var(--soft);border-radius:7px;font-size:12px;color:#53672d}
.content-layout{display:grid;grid-template-columns:1.14fr .86fr;gap:22px}
.feature-download{background:var(--ink);color:#fff;border-radius:var(--radius);padding:31px;min-height:325px;position:relative;overflow:hidden;display:flex;flex-direction:column;justify-content:space-between}
.feature-download:before{content:"";position:absolute;right:-10px;bottom:-32px;width:205px;height:205px;border:34px solid rgba(185,230,76,.16);border-radius:50%}
.feature-download h3{font-size:29px;line-height:1.3;margin:12px 0;max-width:460px;position:relative}
.feature-download p{color:#d0d8ca;max-width:500px;margin:0;position:relative}
.feature-download .card-bottom{position:relative;display:flex;align-items:center;justify-content:space-between;gap:16px;margin-top:25px}
.feature-download .tag{background:rgba(255,255,255,.13);color:#fff}
.content-cards{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.info-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px;min-height:154px;display:flex;flex-direction:column;transition:.2s}
.info-card:hover{transform:translateY(-4px);border-color:#c8d99e;box-shadow:var(--shadow)}
.info-card .icon-box{width:35px;height:35px;border-radius:10px;background:#edf3df;display:grid;place-items:center;color:#5d792a;font-weight:800;margin-bottom:13px}
.info-card h3{font-size:17px;line-height:1.45;margin:0 0 6px}
.info-card p{margin:0;color:var(--muted);font-size:13px;line-height:1.7}
.dynamic-list{display:grid;grid-template-columns:repeat(2,1fr);gap:17px}
.dynamic-card{display:flex;gap:15px;padding:18px;background:var(--card);border:1px solid var(--line);border-radius:15px;transition:.2s;min-width:0}
.dynamic-card:hover{border-color:#c8d99e;box-shadow:var(--shadow);transform:translateY(-3px)}
.dynamic-icon{width:48px;height:48px;border-radius:13px;flex:none;background:linear-gradient(135deg,#dcedad,#84a941);display:grid;place-items:center;color:#263317;font-size:18px;font-weight:800}
.dynamic-body{min-width:0}
.dynamic-meta{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:7px}
.dynamic-date{font-size:12px;color:#92978f;white-space:nowrap}
.dynamic-card h3{font-size:16px;line-height:1.45;margin:0 0 6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.dynamic-card p{font-size:13px;line-height:1.65;margin:0;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.dynamic-card a:hover h3{color:#5f8125}
.list-footer{margin-top:27px;padding-top:22px;border-top:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;gap:16px}
.text-link{display:inline-flex;align-items:center;gap:8px;font-weight:800;color:#455a21}
.text-link:hover{color:#2d4013;gap:12px}
.empty-state{grid-column:1/-1;border:1px dashed #bfc4b8;background:var(--card);border-radius:var(--radius);padding:42px;text-align:center;color:var(--muted)}
.empty-state b{display:block;color:var(--ink);font-size:19px;margin-bottom:8px}
.preview-wrap{background:#e7e4db;border:1px solid var(--line);border-radius:var(--radius);padding:38px;position:relative;overflow:hidden}
.preview-wrap:after{content:"";position:absolute;inset:auto -40px -80px auto;width:250px;height:250px;border:40px solid rgba(240,122,82,.16);border-radius:50%}
.phone-row{display:flex;justify-content:center;align-items:end;gap:24px;position:relative;z-index:1}
.phone{width:184px;height:340px;background:var(--ink);border:8px solid #343a35;border-radius:29px;padding:12px;box-shadow:0 18px 30px rgba(32,37,34,.2)}
.phone:nth-child(2){height:375px;transform:translateY(-17px)}
.phone-screen{height:100%;border-radius:17px;background:#f8f6ef;padding:13px;overflow:hidden}
.phone-head{display:flex;justify-content:space-between;align-items:center;font-size:10px;font-weight:800;margin-bottom:13px}
.phone-banner{height:85px;background:var(--coral);border-radius:11px;padding:10px;color:#fff;font-size:11px;font-weight:800;position:relative;overflow:hidden}
.phone-banner:after{content:"";position:absolute;width:65px;height:65px;border:12px solid rgba(255,255,255,.25);border-radius:50%;right:-18px;bottom:-18px}
.mini-line{height:8px;border-radius:3px;background:#dfe4d7;margin:9px 0}
.mini-line.dark{width:64%;background:#344034}
.mini-game{display:grid;grid-template-columns:1fr 1fr;gap:7px;margin-top:11px}
.mini-game span{height:55px;border-radius:8px;background:#dbe8b8}
.mini-game span:nth-child(2){background:#f5c0ab}
.phone-nav{display:flex;justify-content:space-around;border-top:1px solid #e2dfd6;padding-top:10px;margin-top:12px;font-size:9px;color:#697166}
.preview-note{position:absolute;z-index:2;top:30px;left:30px;background:var(--card);border:1px solid var(--line);padding:11px 14px;border-radius:10px;font-size:13px;font-weight:750}
.version-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:46px;align-items:start}
.version-current{background:var(--ink);color:#fff;border-radius:var(--radius);padding:29px}
.version-current h3{font-size:30px;margin:10px 0 7px}
.version-current p{margin:0;color:#cfd8c8}
.version-current ul{list-style:none;margin:20px 0 0;padding:0}
.version-current li{padding:9px 0;border-top:1px solid rgba(255,255,255,.12);font-size:14px}
.version-current li:before{content:"✓";color:var(--lime);font-weight:800;margin-right:9px}
.version-list{position:relative;padding-left:28px}
.version-list:before{content:"";position:absolute;top:8px;bottom:12px;left:7px;width:2px;background:#d5d6cc}
.version-item{position:relative;padding:0 0 25px}
.version-item:before{content:"";position:absolute;left:-27px;top:8px;width:14px;height:14px;border-radius:50%;background:#a8aca3;border:3px solid var(--paper)}
.version-item.current:before{background:var(--lime-dark)}
.version-item h3{margin:0 0 4px;font-size:18px}
.version-item p{margin:0;color:var(--muted);font-size:14px}
.version-item .tag{margin-bottom:8px}
.verify-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.verify-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:28px}
.verify-card h3{font-size:22px;margin:0 0 15px}
.check-list{list-style:none;padding:0;margin:0}
.check-list li{display:flex;align-items:flex-start;gap:11px;padding:13px 0;border-bottom:1px solid var(--line);font-size:14px}
.check-list li:last-child{border-bottom:0}
.check-dot{width:20px;height:20px;flex:none;border-radius:50%;background:#edf3df;color:#587226;display:grid;place-items:center;font-size:12px;font-weight:800;margin-top:3px}
.check-dot.coral{background:#fff0e9;color:#c95d3c}
.file-box{background:#f2f1eb;border:1px dashed #c8c9bf;border-radius:12px;padding:14px;margin-top:18px;font-size:13px;color:#596058}
.file-box strong{color:var(--ink);display:block;margin-bottom:4px}
.faq-layout{display:grid;grid-template-columns:.74fr 1.26fr;gap:52px}
.faq-intro h2{font-size:clamp(28px,3vw,37px);line-height:1.25;margin:10px 0 16px}
.faq-intro p{color:var(--muted);margin:0}
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-question{width:100%;background:transparent;padding:19px 4px;display:flex;justify-content:space-between;align-items:center;gap:18px;text-align:left;font-weight:800;font-size:17px}
.faq-question span:last-child{font-size:25px;font-weight:400;line-height:1;transition:.2s;color:#70804c}
.faq-item.active .faq-question span:last-child{transform:rotate(45deg);color:var(--ink)}
.faq-answer{display:none;padding:0 4px 20px;color:var(--muted);font-size:15px}
.faq-item.active .faq-answer{display:block}
.feedback-band{padding:66px 0;background:#ddefbd;position:relative;overflow:hidden}
.feedback-band:before{content:"";position:absolute;inset:0;opacity:.18;background-image:linear-gradient(90deg,rgba(32,37,34,.3) 1px,transparent 1px),linear-gradient(rgba(32,37,34,.3) 1px,transparent 1px);background-size:24px 24px}
.feedback-grid{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.feedback-copy h2{font-size:clamp(29px,3vw,40px);line-height:1.25;margin:10px 0 14px;letter-spacing:-.04em}
.feedback-copy p{max-width:470px;margin:0;color:#4d5a3b}
.feedback-links{display:flex;flex-wrap:wrap;gap:9px;margin-top:22px}
.feedback-links a{padding:7px 11px;border:1px solid rgba(32,37,34,.25);border-radius:8px;font-size:13px;font-weight:750}
.feedback-links a:hover{background:var(--ink);color:#fff}
.mini-form{display:grid;grid-template-columns:1fr 1fr;gap:12px;background:var(--card);border:1px solid rgba(32,37,34,.13);border-radius:var(--radius);padding:20px}
.mini-form label{display:block;font-size:13px;font-weight:750}
.mini-form input,.mini-form select,.mini-form textarea{margin-top:5px;width:100%;min-height:44px;border:1px solid #cfd1c8;border-radius:9px;background:#fffefb;padding:9px 11px;color:var(--ink)}
.mini-form textarea{min-height:104px;resize:vertical}
.mini-form .wide{grid-column:1/-1}
.form-note{font-size:12px;color:var(--muted);margin:0}
.site-footer{background:var(--ink);color:#f5f3ee;padding:62px 0 22px}
.footer-grid{display:grid;grid-template-columns:1.4fr .8fr .9fr;gap:55px;padding-bottom:43px}
.footer-logo{color:#fff}
.footer-desc{color:#bfc5bb;max-width:225px;font-size:14px;margin:16px 0 0}
.site-footer h3{font-size:14px;color:#fff;margin:4px 0 15px}
.footer-links{display:grid;gap:8px}
.footer-links a{font-size:14px;color:#bcc3b8;transition:.2s}
.footer-links a:hover{color:var(--lime);transform:translateX(3px)}
.copyright{border-top:1px solid rgba(255,255,255,.13);padding-top:20px;display:flex;justify-content:space-between;gap:20px;color:#aeb6ab;font-size:12px;line-height:1.7}
@media(max-width:1024px){
 .nav-wrap{gap:20px}.main-nav{gap:17px}.main-nav a{font-size:13px}
 .category-top-inner,.download-index,.version-grid,.faq-layout,.feedback-grid{grid-template-columns:1fr;gap:30px}
 .top-status{max-width:520px}.content-layout{grid-template-columns:1fr}.preview-wrap{padding:34px}
}
@media(max-width:768px){
 .container{width:min(var(--max),calc(100% - 30px))}
 .site-header{position:sticky}.nav-wrap{height:68px}.logo{font-size:14px}.logo-mark{width:29px;height:29px}
 .menu-toggle{display:block;margin-left:auto}.main-nav{display:none;position:absolute;top:68px;left:0;right:0;background:var(--paper);padding:15px 20px 22px;border-bottom:1px solid var(--line);box-shadow:0 12px 22px rgba(32,37,34,.08);margin:0}
 .main-nav.open{display:flex;flex-direction:column;align-items:stretch;gap:0}.main-nav a{padding:12px 3px;font-size:15px}.main-nav a.active:after{bottom:6px;right:auto;width:38px}.nav-cta{display:none}
 .category-top{padding:42px 0 35px}.category-top h1{font-size:39px}.category-top p{font-size:16px}
 .section{padding:62px 0}.section-head{display:block;margin-bottom:25px}.section-head p{margin-top:14px}
 .index-row{grid-template-columns:1fr 1fr}.content-cards,.dynamic-list,.verify-grid,.feedback-grid{grid-template-columns:1fr}
 .phone-row{gap:10px}.phone{width:145px;height:280px;padding:9px;border-width:6px}.phone:nth-child(2){height:308px}.preview-note{top:18px;left:18px;font-size:11px}
 .footer-grid{grid-template-columns:1fr 1fr;gap:32px}.footer-grid>div:first-child{grid-column:1/-1}
 .copyright{display:block}.copyright span{display:block;margin-bottom:8px}
}
@media(max-width:520px){
 body{font-size:15px}.container{width:calc(100% - 24px)}.logo{font-size:13px}.logo span:last-child{max-width:195px;white-space:normal}
 .category-top h1{font-size:35px}.top-status{padding:18px}.section{padding:50px 0}
 .index-panel,.platform-panel,.verify-card{padding:20px}.index-row{gap:8px}.index-item{padding:10px;min-height:76px}.index-item span{font-size:12px}
 .platform-stack{grid-template-columns:1fr}.feature-download{padding:24px;min-height:290px}.feature-download h3{font-size:24px}.feature-download .card-bottom{align-items:flex-start;flex-direction:column}
 .content-cards{grid-template-columns:1fr}.dynamic-card{padding:15px}.list-footer{align-items:flex-start;flex-direction:column}
 .preview-wrap{padding:62px 16px 25px}.phone{width:130px;height:254px}.phone:nth-child(2){height:280px}.phone-screen{padding:9px}.phone-banner{height:68px}.mini-game span{height:42px}
 .version-current{padding:23px}.faq-question{font-size:15px;padding:16px 2px}.mini-form{grid-template-columns:1fr;padding:15px}.mini-form .wide{grid-column:auto}.footer-grid{grid-template-columns:1fr}
}