/* roulang page: index */
:root{
  --ink:#17151d;
  --ink-2:#24212a;
  --lime:#c7f36b;
  --lime-2:#d9ff8b;
  --coral:#ff765e;
  --cream:#f4f1ea;
  --paper:#fbfaf6;
  --muted:#716d78;
  --line:#ded9ce;
  --line-dark:rgba(250,248,242,.18);
  --white:#faf8f2;
  --radius-xl:28px;
  --radius-lg:20px;
  --radius-md:14px;
  --shadow:0 18px 44px rgba(36,33,42,.10);
  --ease:all .25s ease;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--cream);
  color:var(--ink-2);
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
  font-size:16px;line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
button{border:0;cursor:pointer}
img{max-width:100%;display:block}
.container{width:min(1180px,calc(100% - 48px));margin:0 auto}
.site-header{
  height:78px;background:var(--ink);color:var(--white);
  display:flex;align-items:center;position:relative;z-index:20;
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:28px}
.logo{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:800;letter-spacing:-.4px;white-space:nowrap}
.logo-mark{width:13px;height:13px;background:var(--lime);display:inline-block;transform:rotate(45deg);border-radius:3px}
.main-nav{display:flex;align-items:center;gap:27px;margin-left:auto}
.main-nav a{color:#c8c4c8;font-size:14px;font-weight:600;padding:27px 0 23px;position:relative;transition:var(--ease)}
.main-nav a:hover,.main-nav a.active{color:var(--white)}
.main-nav a.active:after{content:"";position:absolute;bottom:17px;left:0;width:22px;height:3px;background:var(--lime);border-radius:3px}
.nav-download,.btn-primary{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  min-height:44px;padding:0 20px;border-radius:999px;
  background:var(--lime);color:var(--ink);font-size:14px;font-weight:800;
  transition:var(--ease)
}
.nav-download:hover,.btn-primary:hover{background:var(--lime-2);transform:translateY(-2px);box-shadow:0 8px 18px rgba(199,243,107,.18)}
.menu-toggle{display:none;background:transparent;color:var(--white);font-size:25px}
.hero{
  min-height:650px;background:var(--ink);color:var(--white);
  position:relative;overflow:hidden;padding:84px 0 72px;
}
.hero:before{
  content:"";position:absolute;width:420px;height:420px;right:-130px;top:-160px;
  border:1px solid rgba(199,243,107,.28);border-radius:50%;
  box-shadow:0 0 0 34px rgba(199,243,107,.035),0 0 0 70px rgba(199,243,107,.025)
}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:70px;align-items:center;position:relative}
.kicker{display:flex;align-items:center;gap:12px;color:var(--lime);font-size:13px;font-weight:800;letter-spacing:1.2px;text-transform:uppercase;margin-bottom:22px}
.kicker span{display:inline-block;width:34px;height:3px;background:var(--lime)}
.hero h1{font-size:clamp(40px,5vw,68px);line-height:1.12;letter-spacing:-2.7px;max-width:680px;font-weight:800}
.hero h1 em{font-style:normal;color:var(--lime)}
.hero-copy{color:#c8c4c8;max-width:570px;margin:25px 0 31px;font-size:17px;line-height:1.9}
.actions{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.btn-secondary{
  display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 20px;
  border:1px solid rgba(250,248,242,.35);border-radius:999px;color:var(--white);
  font-size:14px;font-weight:700;transition:var(--ease)
}
.btn-secondary:hover{background:var(--white);color:var(--ink);border-color:var(--white)}
.hero-notes{display:flex;gap:24px;margin-top:45px;padding-top:20px;border-top:1px solid var(--line-dark);flex-wrap:wrap}
.hero-note{display:flex;gap:9px;align-items:center;color:#bab6bd;font-size:13px}
.hero-note b{color:var(--lime);font-size:20px;line-height:1}
.preview-zone{position:relative;min-height:395px}
.preview-card{
  position:absolute;right:0;top:12px;width:345px;background:#27232e;
  border:1px solid rgba(250,248,242,.18);border-radius:24px;padding:22px;
  transform:rotate(3deg);box-shadow:var(--shadow)
}
.preview-head{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line-dark);padding-bottom:18px;margin-bottom:20px}
.preview-head strong{font-size:17px}.status{font-size:11px;color:var(--lime);font-weight:700}
.score-line{display:flex;justify-content:space-between;align-items:center;margin-bottom:17px}
.score-line small{color:#aaa5ae;font-size:11px}.score-line b{font-size:28px;letter-spacing:2px}
.preview-list{display:grid;gap:10px}
.preview-row{background:#332f3a;border-radius:11px;padding:12px 14px;display:flex;justify-content:space-between;align-items:center}
.preview-row span{font-size:12px;color:#c7c2c7}.preview-row b{font-size:13px;color:var(--lime)}
.mini-phone{
  position:absolute;left:12px;bottom:0;width:165px;height:300px;border:7px solid #3a3542;
  border-radius:27px;background:#f8f5ed;padding:15px 11px;color:var(--ink-2);
  box-shadow:0 18px 30px rgba(0,0,0,.22);transform:rotate(-7deg)
}
.mini-phone:before{content:"";display:block;width:48px;height:5px;background:#292631;border-radius:5px;margin:0 auto 22px}
.phone-title{font-size:13px;font-weight:800;margin-bottom:12px}
.phone-tag{display:inline-block;background:var(--lime);padding:3px 7px;border-radius:5px;font-size:9px;font-weight:800;margin-bottom:12px}
.phone-block{height:55px;background:#e8e4da;border-radius:9px;margin-bottom:9px;padding:9px;font-size:9px;font-weight:700}
.phone-block i{display:block;width:60%;height:5px;background:#bcb7ac;margin-top:8px;border-radius:4px}
.section{padding:96px 0}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:38px}
.eyebrow{color:var(--coral);font-size:12px;font-weight:800;letter-spacing:1.5px;margin-bottom:10px}
.section h2{font-size:clamp(28px,3.4vw,44px);line-height:1.2;letter-spacing:-1.4px}
.section-intro{color:var(--muted);max-width:480px;font-size:15px}
.topic-strip{background:var(--ink);color:var(--white);padding:27px 34px;border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:space-between;gap:20px;position:relative;overflow:hidden}
.topic-strip:after{content:"01";position:absolute;right:28%;top:-35px;color:rgba(199,243,107,.12);font-size:140px;font-weight:900;line-height:1}
.topic-info{display:flex;align-items:center;gap:18px;position:relative;z-index:1}
.topic-badge{background:var(--lime);color:var(--ink);padding:5px 10px;border-radius:5px;font-weight:800;font-size:12px;white-space:nowrap}
.topic-strip h3{font-size:21px;line-height:1.35}
.topic-strip p{color:#bdb8c0;font-size:13px;margin-top:3px}
.news-section{background:var(--paper)}
.news-layout{display:grid;grid-template-columns:1.05fr .95fr;gap:24px}
.feature-news{background:var(--ink);color:var(--white);border-radius:var(--radius-xl);overflow:hidden;min-height:410px;display:flex;flex-direction:column;justify-content:end;position:relative}
.feature-art{height:190px;background:#2b2733;position:absolute;inset:0 0 auto;overflow:hidden}
.feature-art:before,.feature-art:after{content:"";position:absolute;border:1px solid rgba(199,243,107,.55);transform:skew(-28deg)}
.feature-art:before{width:70%;height:150%;left:11%;top:-36%}
.feature-art:after{width:40%;height:150%;right:8%;top:-30%;border-color:rgba(255,118,94,.65)}
.art-number{position:absolute;right:25px;top:27px;color:var(--lime);font-size:70px;line-height:1;font-weight:900}
.feature-copy{padding:29px;position:relative;margin-top:150px}
.tag{display:inline-block;padding:4px 9px;border-radius:5px;background:var(--coral);color:var(--ink);font-size:11px;font-weight:800;margin-bottom:14px}
.tag.lime{background:var(--lime)}
.feature-copy h3{font-size:25px;line-height:1.35;margin-bottom:11px}
.feature-copy p{font-size:14px;color:#c8c4c8;margin-bottom:17px}
.meta{font-size:12px;color:#9f9aa4;display:flex;gap:15px}
.news-list{display:flex;flex-direction:column;gap:10px}
.news-item{display:grid;grid-template-columns:45px 1fr 20px;gap:15px;align-items:center;padding:18px 16px;border-bottom:1px solid var(--line);transition:var(--ease)}
.news-item:hover{background:#fff;border-radius:12px;padding-left:21px;box-shadow:0 8px 20px rgba(36,33,42,.06)}
.news-no{font-size:21px;color:#bab4a9;font-weight:800}
.news-item h4{font-size:16px;line-height:1.45;margin:3px 0}
.news-item .meta{font-size:11px}
.arrow{font-size:22px;color:var(--coral);transition:var(--ease)}
.news-item:hover .arrow{transform:translateX(4px)}
.text-link{font-size:14px;font-weight:800;border-bottom:2px solid var(--coral);padding-bottom:4px;white-space:nowrap}
.category-section{background:var(--cream)}
.category-grid{display:grid;grid-template-columns:1.25fr .85fr .95fr;grid-template-rows:auto auto;gap:14px}
.category-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:25px;min-height:170px;display:flex;flex-direction:column;justify-content:space-between;transition:var(--ease)}
.category-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--lime)}
.category-card.large{grid-row:span 2;min-height:355px;background:var(--ink);color:var(--white);justify-content:flex-end}
.category-card.orange{background:#ffe0d8}
.category-card.lime{background:var(--lime)}
.card-index{font-size:12px;font-weight:800;color:var(--coral);letter-spacing:1px}
.large .card-index{color:var(--lime)}
.category-card h3{font-size:22px;margin:12px 0 6px;line-height:1.3}
.category-card p{font-size:13px;color:var(--muted);line-height:1.65}
.large p{color:#c8c4c8}.category-card .card-foot{display:flex;justify-content:space-between;align-items:center;margin-top:19px;font-size:13px;font-weight:800}
.card-foot b{font-size:25px;font-weight:400}
.download-section{background:var(--cream)}
.download-box{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;background:#e8e4da;border-radius:var(--radius-xl);padding:48px}
.download-box h2{max-width:480px}.download-box p{color:var(--muted);margin:17px 0 24px;max-width:490px}
.download-tools{display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.qr{width:102px;height:102px;background:#fff;border:8px solid #fff;position:relative;display:grid;grid-template-columns:repeat(7,1fr);gap:3px;padding:4px}
.qr:before,.qr:after{content:"";position:absolute;width:24px;height:24px;border:4px solid var(--ink);background:linear-gradient(90deg,var(--ink) 30%,transparent 30%,transparent 70%,var(--ink) 70%),linear-gradient(var(--ink) 30%,transparent 30%,transparent 70%,var(--ink) 70%)}
.qr:before{left:3px;top:3px}.qr:after{right:3px;bottom:3px}
.qr i{background:var(--ink);display:block}.download-note{font-size:12px;color:var(--muted);max-width:160px;line-height:1.5}
.steps{display:flex;flex-direction:column;gap:18px}
.step{display:grid;grid-template-columns:48px 1fr;gap:15px;align-items:start}
.step-no{width:42px;height:42px;border-radius:50%;background:var(--ink);color:var(--lime);display:grid;place-items:center;font-size:12px;font-weight:800}
.step h4{font-size:16px;margin-bottom:2px}.step p{font-size:13px;margin:0;color:var(--muted)}
.editor-section{background:var(--ink);color:var(--white)}
.editor-section .section-intro{color:#bdb8c0}
.editor-line{border-top:1px solid var(--line-dark)}
.editor-item{display:grid;grid-template-columns:80px 1fr 120px 24px;gap:20px;align-items:center;padding:22px 0;border-bottom:1px solid var(--line-dark);transition:var(--ease)}
.editor-item:hover{padding-left:10px;background:rgba(255,255,255,.03)}
.editor-item strong{font-size:30px;color:var(--lime);font-weight:800}
.editor-item h3{font-size:18px}.editor-item p{color:#aaa5ae;font-size:12px;margin-top:3px}
.editor-type{color:var(--coral);font-size:12px;font-weight:800}
.faq-section{background:var(--paper)}
.faq-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:80px}
.faq-side p{color:var(--muted);margin-top:15px;font-size:15px}
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-question{width:100%;background:transparent;display:flex;justify-content:space-between;text-align:left;gap:20px;padding:21px 0;color:var(--ink-2);font-weight:800;font-size:16px;cursor:pointer}
.faq-question span:last-child{font-size:22px;color:var(--coral);line-height:1;transition:var(--ease)}
.faq-answer{display:none;color:var(--muted);font-size:14px;padding:0 35px 20px 0;line-height:1.8}
.faq-item.open .faq-answer{display:block}.faq-item.open .faq-question span:last-child{transform:rotate(45deg)}
.cta{background:var(--ink);color:var(--white);padding:62px 0}
.cta-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}
.cta h2{font-size:clamp(27px,3.5vw,43px);line-height:1.25;max-width:620px}
.cta p{color:#bdb8c0;margin-top:11px;font-size:14px}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}
.site-footer{background:#100f15;color:var(--white);padding:52px 0 24px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:35px;padding-bottom:42px}
.footer-logo{font-size:20px;font-weight:800;margin-bottom:13px}
.footer-brand p{color:#8f8a94;font-size:13px;max-width:260px}
.site-footer h4{font-size:13px;color:var(--lime);margin-bottom:15px}
.footer-links{list-style:none;display:grid;gap:8px}.footer-links a{color:#aaa5ae;font-size:13px;transition:var(--ease)}
.footer-links a:hover{color:var(--white);padding-left:3px}
.footer-bottom{border-top:1px solid var(--line-dark);padding-top:20px;display:flex;justify-content:space-between;gap:20px;color:#77727e;font-size:12px}
@media(max-width:1024px){.container{width:min(100% - 36px,900px)}.hero-grid{gap:35px}.main-nav{gap:15px}.main-nav a{font-size:13px}.download-box{gap:35px;padding:35px}}
@media(max-width:900px){.hero{padding-top:62px}.hero-grid,.news-layout,.download-box,.faq-layout{grid-template-columns:1fr}.preview-zone{max-width:500px;margin:0 auto;width:100%}.section-head{align-items:start;flex-direction:column;gap:14px}.category-grid{grid-template-columns:1fr 1fr}.category-card.large{grid-row:auto;min-height:260px}.faq-layout{gap:32px}.footer-grid{grid-template-columns:1.4fr 1fr 1fr}}
@media(max-width:768px){
  .site-header{height:68px}.main-nav{display:none;position:absolute;top:68px;left:0;right:0;background:var(--paper);padding:18px 24px;flex-direction:column;align-items:stretch;gap:0;box-shadow:0 15px 25px rgba(0,0,0,.15)}
  .main-nav.show{display:flex}.main-nav a{color:var(--ink-2);padding:14px 0;border-bottom:1px solid var(--line);font-size:15px}.main-nav a.active:after{bottom:0}
  .menu-toggle{display:block}.nav-download{min-height:38px;padding:0 14px;font-size:12px;margin-left:auto}
  .nav-wrap{gap:12px}.logo{font-size:15px}.logo-mark{width:10px;height:10px}
  .hero{padding:55px 0 52px;min-height:auto}.hero h1{font-size:42px;letter-spacing:-1.8px}.hero-copy{font-size:15px}
  .preview-zone{min-height:375px;transform:scale(.92);transform-origin:center top;margin-bottom:-25px}
  .section{padding:66px 0}.topic-strip{align-items:flex-start;flex-direction:column;padding:25px}.topic-strip .btn-secondary{position:relative;z-index:2}
  .editor-item{grid-template-columns:48px 1fr 22px}.editor-type{display:none}.download-box{padding:28px}.footer-grid{grid-template-columns:1fr 1fr;gap:30px}
}
@media(max-width:520px){
  .container{width:calc(100% - 30px)}.hero h1{font-size:35px}.hero-notes{gap:14px}.actions>*{width:100%}.actions .btn-primary,.actions .btn-secondary{min-height:48px}
  .preview-zone{transform:scale(.78);height:300px;margin-bottom:-60px;margin-left:-10%;width:120%}.category-grid{grid-template-columns:1fr}.category-card.large{min-height:235px}
  .download-tools{align-items:flex-start}.editor-item{grid-template-columns:39px 1fr 20px;padding:18px 0}.editor-item strong{font-size:24px}.editor-item h3{font-size:15px}
  .cta-inner{align-items:flex-start;flex-direction:column}.cta-actions{width:100%}.cta-actions>*{flex:1}.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:span 2}.footer-bottom{flex-direction:column;gap:7px}
}

/* roulang page: category1 */
:root{
 --ink:#17151d;--ink-2:#24212a;--lime:#c7f36b;--lime-2:#d9ff8b;
 --coral:#ff765e;--cream:#f4f1ea;--paper:#fbfaf6;--muted:#716d78;
 --line:#ded9ce;--line-dark:rgba(250,248,242,.18);--white:#faf8f2;
 --radius-xl:28px;--radius-lg:20px;--radius-md:14px;
 --shadow:0 18px 44px rgba(36,33,42,.10);--ease:all .25s ease;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--cream);color:var(--ink-2);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;font-size:16px;line-height:1.7;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
button{border:0;cursor:pointer}
img{max-width:100%;display:block}
.container{width:min(1180px,calc(100% - 48px));margin:0 auto}
.site-header{height:78px;background:var(--ink);color:var(--white);display:flex;align-items:center;position:relative;z-index:20}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:28px}
.logo{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:800;letter-spacing:-.4px;white-space:nowrap}
.logo-mark{width:13px;height:13px;background:var(--lime);display:inline-block;transform:rotate(45deg);border-radius:3px}
.main-nav{display:flex;align-items:center;gap:27px;margin-left:auto}
.main-nav a{color:#c8c4c8;font-size:14px;font-weight:600;padding:27px 0 23px;position:relative;transition:var(--ease)}
.main-nav a:hover,.main-nav a.active{color:var(--white)}
.main-nav a.active:after{content:"";position:absolute;bottom:17px;left:0;width:22px;height:3px;background:var(--lime);border-radius:3px}
.nav-download,.btn-primary{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:44px;padding:0 20px;border-radius:999px;background:var(--lime);color:var(--ink);font-size:14px;font-weight:800;transition:var(--ease)}
.nav-download:hover,.btn-primary:hover{background:var(--lime-2);transform:translateY(-2px);box-shadow:0 8px 18px rgba(199,243,107,.18)}
.btn-secondary{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 20px;border:1px solid rgba(250,248,242,.35);border-radius:999px;color:var(--white);font-size:14px;font-weight:700;transition:var(--ease)}
.btn-secondary:hover{background:var(--white);color:var(--ink);border-color:var(--white)}
.menu-toggle{display:none;background:transparent;color:var(--white);font-size:25px}
.page-hero{background:var(--ink);color:var(--white);padding:74px 0 78px;position:relative;overflow:hidden}
.page-hero:after{content:"";position:absolute;width:390px;height:390px;right:-125px;top:-205px;border:1px solid rgba(199,243,107,.4);border-radius:50%;box-shadow:0 0 0 30px rgba(199,243,107,.04),0 0 0 66px rgba(199,243,107,.03)}
.hero-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:70px;align-items:end;position:relative;z-index:1}
.crumb{font-size:13px;color:#aaa5ae;margin-bottom:25px}
.crumb a:hover{color:var(--lime)}
.eyebrow{color:var(--coral);font-size:12px;font-weight:800;letter-spacing:1.5px;margin-bottom:10px}
.page-hero h1{font-size:clamp(38px,5.2vw,66px);line-height:1.13;letter-spacing:-2.5px;margin:0;max-width:700px}
.page-hero h1 em{font-style:normal;color:var(--lime)}
.hero-desc{color:#c8c4c8;max-width:620px;margin:24px 0 0;font-size:17px}
.update-board{border-left:1px solid rgba(250,248,242,.25);padding-left:30px;min-height:170px;display:flex;flex-direction:column;justify-content:center}
.board-label{font-size:12px;color:#aaa5ae;letter-spacing:1px;margin-bottom:8px}
.board-number{font-size:76px;line-height:1;font-weight:800;color:var(--lime);letter-spacing:-5px}
.board-copy{color:#d4d0d3;font-size:14px;margin-top:10px}
.track{height:5px;background:#3b3742;margin-top:26px;position:relative;max-width:270px}
.track:after{content:"";position:absolute;left:0;top:0;height:5px;width:62%;background:var(--coral)}
.section{padding:92px 0}
.news-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:55px}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:36px}
.section h2{font-size:clamp(28px,3.5vw,44px);line-height:1.2;letter-spacing:-1.4px;margin:0}
.section-intro{color:var(--muted);max-width:500px;font-size:15px}
.timeline{position:relative;padding-left:26px}
.timeline:before{content:"";position:absolute;left:4px;top:12px;bottom:20px;width:2px;background:var(--line)}
.timeline-item{position:relative;padding:0 0 35px 28px;margin-bottom:28px;border-bottom:1px solid var(--line)}
.timeline-item:last-child{border-bottom:0}
.timeline-item:before{content:"";position:absolute;left:-28px;top:8px;width:11px;height:11px;border:3px solid var(--cream);background:var(--coral);border-radius:50%;box-shadow:0 0 0 1px var(--coral)}
.timeline-date{font-size:12px;color:var(--coral);font-weight:800;letter-spacing:.5px}
.timeline-item h3{font-size:22px;line-height:1.4;margin:7px 0 9px}
.timeline-item p{font-size:14px;color:var(--muted);margin:0 0 14px;max-width:650px}
.item-meta{display:flex;gap:15px;color:#8a858d;font-size:12px;align-items:center}
.tag{display:inline-block;padding:4px 9px;border-radius:5px;background:var(--coral);color:var(--ink);font-size:11px;font-weight:800}
.tag.lime{background:var(--lime)}
.read-link{font-size:13px;font-weight:800;border-bottom:2px solid var(--coral);padding-bottom:3px;transition:var(--ease)}
.read-link:hover{color:var(--coral)}
.feature-story{background:var(--ink);color:var(--white);border-radius:var(--radius-xl);padding:28px;min-height:330px;position:relative;overflow:hidden;margin-bottom:34px}
.feature-story:before{content:"01";position:absolute;right:-13px;top:-35px;font-size:170px;font-weight:800;color:rgba(199,243,107,.08);line-height:1}
.feature-story .tag{position:relative}
.feature-story h3{font-size:28px;line-height:1.35;max-width:550px;margin:22px 0 13px;position:relative}
.feature-story p{color:#c8c4c8;font-size:14px;max-width:580px;position:relative}
.story-footer{display:flex;justify-content:space-between;align-items:center;margin-top:31px;position:relative}
.story-footer time{font-size:12px;color:#aaa5ae}
.story-footer a{color:var(--lime);font-size:13px;font-weight:800}
.side-stack{display:grid;gap:16px}
.side-card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-lg);padding:23px;box-shadow:0 8px 22px rgba(36,33,42,.04)}
.side-card h3{font-size:18px;margin:0 0 15px}
.keyword-list{display:flex;flex-wrap:wrap;gap:8px}
.keyword-list span{background:var(--cream);border-radius:6px;padding:6px 9px;font-size:12px;color:var(--muted)}
.date-line{display:flex;justify-content:space-between;border-bottom:1px solid var(--line);padding:9px 0;font-size:13px}
.date-line:last-child{border-bottom:0}
.date-line b{color:var(--coral)}
.download-strip{background:var(--coral);padding:23px 25px;border-radius:var(--radius-lg);color:var(--ink);display:flex;justify-content:space-between;gap:15px;align-items:center}
.download-strip strong{font-size:18px;line-height:1.3}
.download-strip a{background:var(--ink);color:var(--white);border-radius:999px;padding:9px 14px;font-size:12px;font-weight:800;white-space:nowrap}
.topic-section{background:var(--paper)}
.topic-bar{background:var(--ink);color:var(--white);border-radius:var(--radius-xl);padding:35px 40px;display:flex;justify-content:space-between;align-items:center;gap:30px;position:relative;overflow:hidden}
.topic-bar:before{content:"";position:absolute;right:20%;top:-48px;width:130px;height:180px;border:1px solid rgba(199,243,107,.5);transform:skew(-25deg)}
.topic-bar h2{margin:7px 0 0;font-size:27px;position:relative}
.topic-bar p{color:#c8c4c8;font-size:14px;margin:0;position:relative}
.faq-section{background:var(--cream)}
.faq-list{max-width:850px;margin:0 auto;border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-question{width:100%;min-height:68px;background:transparent;text-align:left;display:flex;justify-content:space-between;align-items:center;color:var(--ink-2);font-weight:800;padding:18px 4px}
.faq-question span:last-child{font-size:23px;color:var(--coral);transition:var(--ease)}
.faq-answer{display:none;color:var(--muted);font-size:14px;padding:0 38px 20px 4px}
.faq-item.open .faq-answer{display:block}
.faq-item.open .faq-question span:last-child{transform:rotate(45deg)}
.cta{background:var(--ink);color:var(--white);padding:65px 0}
.cta-wrap{display:flex;justify-content:space-between;align-items:center;gap:35px}
.cta h2{font-size:clamp(26px,3.5vw,42px);line-height:1.25;margin:0 0 10px}
.cta p{margin:0;color:#c8c4c8;font-size:14px}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}
.site-footer{background:var(--ink);color:var(--white);border-top:1px solid var(--line-dark);padding:55px 0 22px}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:35px}
.footer-logo{font-size:20px;font-weight:800;margin-bottom:13px}
.footer-brand p{color:#aaa5ae;max-width:320px;font-size:13px;margin:0}
.site-footer h4{font-size:14px;margin:3px 0 15px;color:var(--lime)}
.footer-links{list-style:none;margin:0;padding:0;display:grid;gap:7px}
.footer-links a{color:#bdb8c0;font-size:13px;transition:var(--ease)}
.footer-links a:hover{color:var(--white);padding-left:4px}
.footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid var(--line-dark);margin-top:40px;padding-top:18px;color:#85808a;font-size:12px}
:focus-visible{outline:3px solid var(--lime);outline-offset:4px}
@media(max-width:900px){
 .main-nav{gap:16px}.hero-layout,.news-layout{grid-template-columns:1fr}.update-board{border-left:0;border-top:1px solid rgba(250,248,242,.25);padding:25px 0 0}
 .news-layout{gap:35px}.footer-grid{grid-template-columns:1.5fr 1fr 1fr}
}
@media(max-width:768px){
 .container{width:min(100% - 34px,600px)}.site-header{height:70px}.main-nav{display:none;position:absolute;top:70px;left:0;right:0;background:var(--paper);padding:20px 24px;flex-direction:column;align-items:stretch;gap:0;box-shadow:var(--shadow)}
 .main-nav.open{display:flex}.main-nav a{color:var(--ink-2);padding:13px 0;border-bottom:1px solid var(--line)}.main-nav a.active:after{bottom:0}.menu-toggle{display:block;margin-left:auto}.nav-download{min-height:39px;padding:0 14px;font-size:12px}
 .logo{font-size:16px}.page-hero{padding:54px 0 58px}.page-hero h1{letter-spacing:-1.5px}.hero-desc{font-size:15px}.section{padding:64px 0}.section-head{display:block;margin-bottom:28px}.section-intro{margin-top:12px}
 .topic-bar,.cta-wrap{display:block}.topic-bar .btn-primary{margin-top:22px}.cta-actions{margin-top:25px}.footer-grid{grid-template-columns:1fr 1fr;gap:30px}.footer-brand{grid-column:1/-1}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:7px}
}
@media(max-width:520px){
 .page-hero h1{font-size:39px}.board-number{font-size:62px}.feature-story{padding:23px}.feature-story h3{font-size:23px}.timeline{padding-left:20px}.timeline-item{padding-left:20px}.timeline-item:before{left:-22px}
 .topic-bar{padding:27px 24px}.download-strip{display:block}.download-strip a{display:inline-block;margin-top:14px}.footer-grid{grid-template-columns:1fr}
}

/* roulang page: category3 */
:root{
      --ink:#17151d;
      --ink-2:#24212a;
      --lime:#c7f36b;
      --lime-2:#d9ff8b;
      --coral:#ff765e;
      --cream:#f4f1ea;
      --paper:#fbfaf6;
      --muted:#716d78;
      --line:#ded9ce;
      --line-dark:rgba(250,248,242,.18);
      --white:#faf8f2;
      --radius-xl:28px;
      --radius-lg:20px;
      --radius-md:14px;
      --shadow:0 18px 44px rgba(36,33,42,.10);
      --ease:all .25s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;background:var(--cream);color:var(--ink-2);
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
      font-size:16px;line-height:1.7;-webkit-font-smoothing:antialiased
    }
    a{color:inherit;text-decoration:none}
    button,input{font:inherit}
    button{border:0;cursor:pointer}
    img{max-width:100%;display:block}
    .container{width:min(1180px,calc(100% - 48px));margin:0 auto}
    .site-header{height:78px;background:var(--ink);color:var(--white);display:flex;align-items:center;position:relative;z-index:20}
    .nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:28px}
    .logo{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:800;letter-spacing:-.4px;white-space:nowrap}
    .logo-mark{width:13px;height:13px;background:var(--lime);display:inline-block;transform:rotate(45deg);border-radius:3px}
    .main-nav{display:flex;align-items:center;gap:27px;margin-left:auto}
    .main-nav a{color:#c8c4c8;font-size:14px;font-weight:600;padding:27px 0 23px;position:relative;transition:var(--ease)}
    .main-nav a:hover,.main-nav a.active{color:var(--white)}
    .main-nav a.active:after{content:"";position:absolute;bottom:17px;left:0;width:22px;height:3px;background:var(--lime);border-radius:3px}
    .nav-download,.btn-primary{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:44px;padding:0 20px;border-radius:999px;background:var(--lime);color:var(--ink);font-size:14px;font-weight:800;transition:var(--ease)}
    .nav-download:hover,.btn-primary:hover{background:var(--lime-2);transform:translateY(-2px);box-shadow:0 8px 18px rgba(199,243,107,.18)}
    .menu-toggle{display:none;background:transparent;color:var(--white);font-size:25px}
    .breadcrumb{padding:24px 0 0;color:var(--muted);font-size:13px}
    .breadcrumb a:hover{color:var(--coral)}
    .hero-download{background:var(--ink);color:var(--white);padding:58px 0 82px;position:relative;overflow:hidden}
    .hero-download:before{content:"";position:absolute;right:-100px;top:-170px;width:500px;height:500px;border:1px solid rgba(199,243,107,.3);border-radius:50%;box-shadow:0 0 0 38px rgba(199,243,107,.04),0 0 0 78px rgba(255,118,94,.035)}
    .hero-download .breadcrumb{color:#aaa5af;position:relative}
    .download-layout{display:grid;grid-template-columns:1.03fr .97fr;gap:78px;align-items:center;position:relative;margin-top:42px}
    .eyebrow{color:var(--coral);font-size:12px;font-weight:800;letter-spacing:1.5px;margin-bottom:13px}
    h1,h2,h3,h4,p{margin-top:0}
    h1{font-size:clamp(38px,5vw,64px);line-height:1.14;letter-spacing:-2.6px;margin-bottom:22px;font-weight:800}
    h1 em{font-style:normal;color:var(--lime)}
    .hero-copy{color:#c8c4c8;max-width:560px;font-size:17px;line-height:1.9;margin-bottom:30px}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap}
    .btn-secondary{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 20px;border:1px solid rgba(250,248,242,.35);border-radius:999px;color:var(--white);font-size:14px;font-weight:700;transition:var(--ease)}
    .btn-secondary:hover{background:var(--white);color:var(--ink);border-color:var(--white)}
    .download-panel{background:var(--paper);color:var(--ink-2);border-radius:var(--radius-xl);padding:28px;box-shadow:var(--shadow);display:grid;grid-template-columns:1fr 145px;gap:25px;align-items:center}
    .panel-label{font-size:12px;color:var(--coral);font-weight:800;letter-spacing:1px}
    .download-panel h2{font-size:25px;line-height:1.3;margin:8px 0 12px}
    .download-panel p{font-size:14px;color:var(--muted);margin-bottom:18px}
    .panel-note{font-size:12px;color:var(--muted);margin-top:12px}
    .qr-box{height:145px;border:2px dashed #bdb7aa;border-radius:15px;display:flex;align-items:center;justify-content:center;text-align:center;color:var(--muted);font-size:12px;background:#f0ede5}
    .qr-inner{width:86px;height:86px;border:7px dotted var(--ink);display:flex;align-items:center;justify-content:center;line-height:1.25;font-weight:800;font-size:11px}
    .section{padding:92px 0}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:38px}
    .section h2{font-size:clamp(29px,3.4vw,44px);line-height:1.2;letter-spacing:-1.4px;margin-bottom:0}
    .section-intro{color:var(--muted);max-width:490px;font-size:15px}
    .steps-section{background:var(--paper)}
    .steps-track{position:relative;display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--line);padding-top:38px}
    .steps-track:before{content:"";position:absolute;left:9%;right:9%;top:-2px;height:3px;background:var(--lime)}
    .step{padding:0 30px 0 0;position:relative}
    .step:not(:last-child){border-right:1px solid var(--line);margin-right:30px}
    .step-no{font-size:14px;color:var(--coral);font-weight:800;letter-spacing:1px}
    .step h3{font-size:22px;margin:12px 0 9px}
    .step p{color:var(--muted);font-size:14px;margin-bottom:0;max-width:270px}
    .preview-section{background:var(--cream)}
    .screen-showcase{display:grid;grid-template-columns:1.15fr .85fr;gap:22px;align-items:stretch}
    .screen-large,.screen-small{border-radius:var(--radius-lg);background:var(--ink);color:var(--white);overflow:hidden;position:relative}
    .screen-large{min-height:360px;padding:30px}
    .screen-small{padding:27px;min-height:360px;background:#2c2834}
    .screen-top{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line-dark);padding-bottom:18px;margin-bottom:25px}
    .screen-top b{font-size:16px}.screen-top span{font-size:12px;color:var(--lime)}
    .screen-highlight{background:#302c38;border-left:4px solid var(--lime);padding:19px;margin-bottom:15px}
    .screen-highlight small{color:var(--coral);font-weight:800}.screen-highlight h3{font-size:24px;line-height:1.35;margin:8px 0}
    .screen-highlight p{color:#b7b2ba;font-size:13px;margin:0}
    .screen-row{display:flex;justify-content:space-between;align-items:center;padding:14px 0;border-bottom:1px solid var(--line-dark);font-size:13px}
    .screen-row span{color:#aaa5af}.screen-row b{color:var(--lime)}
    .device-title{font-size:12px;color:var(--coral);font-weight:800;margin-bottom:18px}
    .mini-card{border:1px solid rgba(250,248,242,.18);border-radius:14px;padding:16px;margin-bottom:12px}
    .mini-card strong{display:block;font-size:17px;margin-bottom:5px}.mini-card span{color:#b7b2ba;font-size:12px}
    .notice-section{background:var(--coral);color:var(--ink)}
    .notice-grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:60px;align-items:center}
    .notice-grid h2{font-size:36px;line-height:1.25;margin-bottom:0}
    .notice-list{display:grid;gap:14px}
    .notice-list div{display:flex;gap:18px;align-items:flex-start;padding-bottom:14px;border-bottom:1px solid rgba(23,21,29,.2)}
    .notice-list b{font-size:18px}.notice-list span{font-size:14px}
    .faq-section{background:var(--paper)}
    .faq-wrap{max-width:860px;margin:0 auto}
    .faq-item{border-bottom:1px solid var(--line)}
    .faq-question{width:100%;background:transparent;text-align:left;padding:22px 42px 22px 0;position:relative;font-size:17px;font-weight:800;color:var(--ink-2)}
    .faq-question:after{content:"+";position:absolute;right:8px;top:17px;font-size:26px;color:var(--coral);font-weight:400}
    .faq-item.open .faq-question:after{content:"−"}
    .faq-answer{display:none;color:var(--muted);font-size:14px;max-width:720px;padding:0 25px 22px 0}
    .faq-item.open .faq-answer{display:block}
    .cta{background:var(--ink);color:var(--white);padding:58px 0}
    .cta-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}
    .cta h2{font-size:clamp(27px,4vw,42px);line-height:1.25;margin:0}
    .cta h2 em{font-style:normal;color:var(--lime)}
    .cta-actions{display:flex;gap:12px;flex-wrap:wrap}
    .site-footer{background:var(--ink);color:var(--white);padding:65px 0 25px;border-top:1px solid var(--line-dark)}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;padding-bottom:48px}
    .footer-logo{font-size:21px;font-weight:800;margin-bottom:14px}
    .footer-brand p{color:#aaa5af;max-width:300px;font-size:13px;line-height:1.8}
    .site-footer h4{font-size:14px;margin:4px 0 15px;color:var(--lime)}
    .footer-links{list-style:none;padding:0;margin:0;display:grid;gap:8px}
    .footer-links a{color:#aaa5af;font-size:13px;transition:var(--ease)}
    .footer-links a:hover{color:var(--white);padding-left:4px}
    .footer-bottom{border-top:1px solid var(--line-dark);padding-top:19px;display:flex;justify-content:space-between;gap:20px;color:#8f8993;font-size:12px}
    :focus-visible{outline:3px solid var(--coral);outline-offset:3px}
    @media(max-width:900px){
      .main-nav{gap:16px}.download-layout,.screen-showcase,.notice-grid{grid-template-columns:1fr;gap:35px}
      .download-panel{max-width:650px}.steps-track{gap:22px}.step:not(:last-child){margin-right:0}
      .footer-grid{grid-template-columns:1.2fr 1fr 1fr}
    }
    @media(max-width:768px){
      .container{width:min(100% - 32px,600px)}
      .site-header{height:68px}.nav-wrap{gap:12px}.logo{font-size:16px}
      .main-nav{display:none;position:absolute;top:68px;left:0;right:0;background:var(--paper);padding:18px 24px;box-shadow:var(--shadow);flex-direction:column;align-items:flex-start;gap:0}
      .main-nav.show{display:flex}.main-nav a{color:var(--ink-2);padding:13px 0;width:100%;font-size:15px}
      .main-nav a.active:after{bottom:8px}.menu-toggle{display:block}.nav-download{min-height:38px;padding:0 14px;font-size:12px}
      .hero-download{padding:35px 0 60px}.download-layout{margin-top:30px}.hero-copy{font-size:15px}
      h1{letter-spacing:-1.7px}.download-panel{grid-template-columns:1fr;padding:22px}.qr-box{width:145px}
      .section{padding:62px 0}.section-head{display:block;margin-bottom:28px}.section-intro{margin-top:15px}
      .steps-track{display:block;padding-top:0;border-top:0}.steps-track:before{display:none}
      .step{border-left:3px solid var(--lime);border-right:0!important;padding:0 0 28px 20px;margin:0!important}
      .step:last-child{padding-bottom:0}.step h3{margin-top:7px}
      .screen-large,.screen-small{min-height:300px}.notice-grid h2{font-size:30px}
      .cta-inner{display:block}.cta-actions{margin-top:24px}
      .footer-grid{grid-template-columns:1fr 1fr;gap:30px}.footer-brand{grid-column:1/-1}
      .footer-bottom{display:block}.footer-bottom span{display:block;margin-bottom:8px}
    }
    @media(max-width:480px){
      .logo-mark{width:10px;height:10px}.logo{font-size:14px}.nav-download{padding:0 11px}
      .hero-actions a{width:100%}.download-panel h2{font-size:22px}
      .screen-large,.screen-small{padding:22px}.screen-highlight h3{font-size:20px}
      .footer-grid{grid-template-columns:1fr}.footer-brand{grid-column:auto}
    }

/* roulang page: category2 */
:root{
 --ink:#17151d;
 --ink-2:#24212a;
 --lime:#c7f36b;
 --lime-2:#d9ff8b;
 --coral:#ff765e;
 --cream:#f4f1ea;
 --paper:#fbfaf6;
 --muted:#716d78;
 --line:#ded9ce;
 --line-dark:rgba(250,248,242,.18);
 --white:#faf8f2;
 --radius-xl:28px;
 --radius-lg:20px;
 --radius-md:14px;
 --shadow:0 18px 44px rgba(36,33,42,.10);
 --ease:all .25s ease;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
 margin:0;background:var(--cream);color:var(--ink-2);
 font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
 font-size:16px;line-height:1.7;-webkit-font-smoothing:antialiased
}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
button{border:0;cursor:pointer}
img{max-width:100%;display:block}
.container{width:min(1180px,calc(100% - 48px));margin:0 auto}
.site-header{height:78px;background:var(--ink);color:var(--white);display:flex;align-items:center;position:relative;z-index:20}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:28px}
.logo{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:800;letter-spacing:-.4px;white-space:nowrap}
.logo-mark{width:13px;height:13px;background:var(--lime);display:inline-block;transform:rotate(45deg);border-radius:3px}
.main-nav{display:flex;align-items:center;gap:27px;margin-left:auto}
.main-nav a{color:#c8c4c8;font-size:14px;font-weight:600;padding:27px 0 23px;position:relative;transition:var(--ease)}
.main-nav a:hover,.main-nav a.active{color:var(--white)}
.main-nav a.active:after{content:"";position:absolute;bottom:17px;left:0;width:22px;height:3px;background:var(--lime);border-radius:3px}
.nav-download,.btn-primary{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:44px;padding:0 20px;border-radius:999px;background:var(--lime);color:var(--ink);font-size:14px;font-weight:800;transition:var(--ease)}
.nav-download:hover,.btn-primary:hover{background:var(--lime-2);transform:translateY(-2px);box-shadow:0 8px 18px rgba(199,243,107,.18)}
.menu-toggle{display:none;background:transparent;color:var(--white);font-size:25px}
.page-hero{background:var(--paper);padding:78px 0 72px;position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
.page-hero:after{content:"02";position:absolute;right:4%;bottom:-45px;color:rgba(36,33,42,.045);font-size:220px;line-height:1;font-weight:900;letter-spacing:-14px}
.breadcrumb{display:flex;gap:9px;align-items:center;color:var(--muted);font-size:13px;margin-bottom:28px;position:relative;z-index:1}
.breadcrumb a:hover{color:var(--coral)}
.breadcrumb strong{color:var(--ink-2)}
.hero-layout{display:grid;grid-template-columns:1.05fr .95fr;gap:72px;align-items:end;position:relative;z-index:1}
.eyebrow{color:var(--coral);font-size:12px;font-weight:800;letter-spacing:1.5px;margin-bottom:12px}
.page-hero h1{font-size:clamp(40px,5.4vw,72px);line-height:1.12;letter-spacing:-3px;margin:0;max-width:700px;font-weight:800}
.page-hero h1 em{font-style:normal;color:#758d24}
.hero-description{color:var(--muted);max-width:590px;margin:24px 0 30px;font-size:17px;line-height:1.9}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap}
.btn-secondary{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 20px;border:1px solid var(--ink-2);border-radius:999px;color:var(--ink-2);font-size:14px;font-weight:700;transition:var(--ease)}
.btn-secondary:hover{background:var(--ink);color:var(--white);transform:translateY(-2px)}
.guide-index{background:var(--ink);color:var(--white);border-radius:var(--radius-xl);padding:28px;box-shadow:var(--shadow);transform:rotate(-1deg)}
.index-top{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line-dark);padding-bottom:17px;margin-bottom:10px}
.index-top span{font-size:12px;color:#bcb7c0}
.index-number{font-size:64px;line-height:1;color:var(--lime);font-weight:800;letter-spacing:-4px}
.index-list{list-style:none;padding:0;margin:0}
.index-list li{display:flex;align-items:center;gap:15px;padding:14px 0;border-bottom:1px solid var(--line-dark);font-size:15px}
.index-list li:last-child{border-bottom:0}
.index-list b{color:var(--coral);font-size:12px;width:24px}
.index-list a{transition:var(--ease)}
.index-list a:hover{color:var(--lime)}
.section{padding:92px 0}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:38px}
.section h2{font-size:clamp(28px,3.5vw,45px);line-height:1.2;letter-spacing:-1.5px;margin:0}
.section-intro{color:var(--muted);max-width:500px;font-size:15px}
.guide-section{background:var(--cream)}
.guide-layout{display:grid;grid-template-columns:265px 1fr;gap:52px;align-items:start}
.guide-menu{position:sticky;top:24px}
.guide-menu h3{font-size:15px;margin:0 0 15px}
.guide-menu ol{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
.guide-menu li{border-bottom:1px solid var(--line)}
.guide-menu a{display:flex;gap:13px;padding:15px 0;font-size:14px;font-weight:700;transition:var(--ease)}
.guide-menu a span{color:var(--coral);font-size:12px}
.guide-menu a:hover{padding-left:7px;color:#758d24}
.guide-menu-note{margin-top:26px;padding:17px;background:var(--lime);border-radius:var(--radius-md);font-size:13px;line-height:1.65}
.article-list{display:grid;gap:14px}
.guide-article{display:grid;grid-template-columns:72px 1fr auto;gap:22px;align-items:center;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-lg);padding:24px 26px;transition:var(--ease)}
.guide-article:hover{transform:translateX(5px);box-shadow:var(--shadow);border-color:#c7ba9b}
.article-no{font-size:34px;font-weight:800;color:var(--coral);line-height:1}
.article-meta{display:flex;gap:9px;align-items:center;flex-wrap:wrap;color:var(--muted);font-size:12px;margin-bottom:6px}
.tag{display:inline-block;padding:3px 9px;border-radius:5px;background:var(--coral);color:var(--ink);font-size:11px;font-weight:800}
.tag.lime{background:var(--lime)}
.tag.dark{background:var(--ink);color:var(--white)}
.guide-article h3{font-size:19px;line-height:1.45;margin:0 0 6px}
.guide-article p{font-size:13px;color:var(--muted);margin:0;max-width:590px}
.read-arrow{font-size:24px;color:var(--coral);transition:var(--ease)}
.guide-article:hover .read-arrow{transform:translateX(5px)}
.group-section{background:var(--paper)}
.group-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.group-card{min-height:240px;padding:25px;border-radius:var(--radius-lg);border:1px solid var(--line);background:#fff;position:relative;overflow:hidden;transition:var(--ease)}
.group-card:nth-child(2){background:var(--ink);color:var(--white);transform:translateY(24px)}
.group-card:nth-child(3){background:#e5f5b3}
.group-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.group-card:nth-child(2):hover{transform:translateY(17px)}
.group-card .big-no{font-size:55px;font-weight:800;line-height:1;color:rgba(36,33,42,.14);position:absolute;right:18px;top:13px}
.group-card:nth-child(2) .big-no{color:rgba(250,248,242,.16)}
.group-card h3{font-size:22px;margin:50px 0 10px}
.group-card p{font-size:14px;color:var(--muted);margin:0;max-width:260px}
.group-card:nth-child(2) p{color:#c7c2c9}
.workflow{background:var(--cream)}
.workflow-line{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:2px solid var(--ink);position:relative}
.workflow-step{padding:27px 30px 15px 0;position:relative}
.workflow-step:not(:last-child){border-right:1px solid var(--line);margin-right:30px}
.workflow-step:before{content:"";width:13px;height:13px;border-radius:50%;background:var(--coral);position:absolute;top:-8px;left:0;box-shadow:0 0 0 5px var(--cream)}
.step-no{font-size:12px;font-weight:800;color:var(--coral);display:block;margin-bottom:32px}
.workflow-step h3{font-size:20px;margin:0 0 9px}
.workflow-step p{font-size:14px;color:var(--muted);margin:0;max-width:285px}
.notice-section{background:var(--ink);color:var(--white)}
.notice-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px;align-items:center}
.notice-section .eyebrow{color:var(--lime)}
.notice-section h2{font-size:clamp(30px,4vw,50px);line-height:1.2;margin:0}
.notice-section p{color:#c8c4c8;font-size:15px}
.notice-list{display:grid;gap:12px}
.notice-row{display:flex;justify-content:space-between;gap:20px;padding:18px 0;border-bottom:1px solid var(--line-dark)}
.notice-row strong{font-size:15px}
.notice-row span{color:#aca7b0;font-size:13px;text-align:right}
.faq-section{background:var(--paper)}
.faq-wrap{max-width:900px;margin:0 auto}
.faq-item{border-top:1px solid var(--line)}
.faq-item:last-child{border-bottom:1px solid var(--line)}
.faq-question{width:100%;background:transparent;padding:20px 0;text-align:left;display:flex;justify-content:space-between;gap:18px;color:var(--ink-2);font-size:17px;font-weight:800}
.faq-question span{color:var(--coral);font-size:23px;line-height:1;transition:var(--ease)}
.faq-item.open .faq-question span{transform:rotate(45deg)}
.faq-answer{display:none;color:var(--muted);font-size:14px;padding:0 42px 21px 0}
.faq-item.open .faq-answer{display:block}
.cta{background:var(--coral);padding:58px 0}
.cta-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}
.cta h2{font-size:clamp(28px,4vw,45px);line-height:1.2;margin:0;color:var(--ink)}
.cta p{margin:10px 0 0;color:#4e3030;font-size:14px}
.cta-actions{display:flex;gap:11px;flex-wrap:wrap}
.cta .btn-primary{background:var(--ink);color:var(--white)}
.cta .btn-primary:hover{background:#302b38}
.cta .btn-secondary{border-color:var(--ink);color:var(--ink)}
.site-footer{background:var(--ink);color:var(--white);padding:58px 0 22px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:35px;padding-bottom:45px}
.footer-logo{font-size:20px;font-weight:800;margin-bottom:13px}
.footer-brand p{color:#aaa5ae;font-size:13px;max-width:330px;margin:0}
.site-footer h4{font-size:14px;margin:0 0 16px;color:var(--lime)}
.footer-links{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.footer-links a{font-size:13px;color:#bcb8c0;transition:var(--ease)}
.footer-links a:hover{color:var(--white);padding-left:4px}
.footer-bottom{border-top:1px solid var(--line-dark);padding-top:20px;display:flex;justify-content:space-between;gap:20px;color:#99949e;font-size:12px}
@media(max-width:1024px){
 .container{width:min(100% - 36px,900px)}
 .main-nav{gap:15px}
 .hero-layout{gap:35px}
 .guide-layout{gap:30px}
}
@media(max-width:768px){
 .site-header{height:68px}
 .logo{font-size:16px}
 .main-nav{display:none;position:absolute;top:68px;left:0;right:0;background:var(--paper);padding:18px 24px;flex-direction:column;align-items:stretch;gap:0;box-shadow:var(--shadow)}
 .main-nav.show{display:flex}
 .main-nav a{color:var(--ink-2);padding:13px 0;border-bottom:1px solid var(--line)}
 .main-nav a.active:after{bottom:0}
 .menu-toggle{display:block}
 .nav-wrap>.nav-download{min-height:38px;padding:0 14px;font-size:12px}
 .page-hero{padding:50px 0 52px}
 .hero-layout,.notice-layout{grid-template-columns:1fr;gap:35px}
 .page-hero:after{font-size:150px}
 .guide-index{transform:none}
 .section{padding:65px 0}
 .section-head,.cta-inner{display:block}
 .section-head .section-intro{margin-top:14px}
 .guide-layout{grid-template-columns:1fr}
 .guide-menu{position:static}
 .guide-menu ol{display:grid;grid-template-columns:repeat(2,1fr);column-gap:18px}
 .guide-menu-note{display:none}
 .guide-article{grid-template-columns:48px 1fr auto;padding:20px 17px;gap:13px}
 .guide-article h3{font-size:16px}
 .guide-article p{font-size:12px}
 .article-no{font-size:25px}
 .group-grid,.workflow-line{grid-template-columns:1fr}
 .group-card:nth-child(2){transform:none}
 .group-card:nth-child(2):hover{transform:translateY(-5px)}
 .workflow-line{border-top:0;gap:15px}
 .workflow-step,.workflow-step:not(:last-child){border-right:0;border-left:2px solid var(--ink);margin:0;padding:5px 0 20px 25px}
 .workflow-step:before{left:-8px;top:4px}
 .step-no{margin-bottom:10px}
 .notice-layout{gap:20px}
 .cta-actions{margin-top:25px}
 .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
 .footer-brand{grid-column:1/-1}
 .footer-bottom{display:block}
 .footer-bottom span{display:block;margin-top:7px}
}
@media(max-width:520px){
 .container{width:calc(100% - 30px)}
 .nav-wrap{gap:9px}
 .logo{font-size:14px;letter-spacing:-.7px}
 .page-hero h1{font-size:39px;letter-spacing:-1.8px}
 .hero-description{font-size:15px}
 .guide-menu ol{grid-template-columns:1fr}
 .guide-article{grid-template-columns:1fr auto}
 .article-no{display:none}
 .guide-article p{display:none}
 .group-card{min-height:205px}
 .section h2{font-size:30px}
 .faq-question{font-size:15px}
 .cta{padding:45px 0}
 .footer-grid{grid-template-columns:1fr}
}
:focus-visible{outline:3px solid var(--coral);outline-offset:4px}

/* roulang page: category4 */
:root{
 --ink:#17151d;
 --ink-2:#24212a;
 --lime:#c7f36b;
 --lime-2:#d9ff8b;
 --coral:#ff765e;
 --cream:#f4f1ea;
 --paper:#fbfaf6;
 --muted:#716d78;
 --line:#ded9ce;
 --line-dark:rgba(250,248,242,.18);
 --white:#faf8f2;
 --radius-xl:28px;
 --radius-lg:20px;
 --radius-md:14px;
 --shadow:0 18px 44px rgba(36,33,42,.10);
 --ease:all .25s ease;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
 margin:0;background:var(--cream);color:var(--ink-2);
 font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
 font-size:16px;line-height:1.7;-webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
button,input,textarea{font:inherit}
button{border:0;cursor:pointer}
img{max-width:100%;display:block}
.container{width:min(1180px,calc(100% - 48px));margin:0 auto}
.site-header{height:78px;background:var(--ink);color:var(--white);display:flex;align-items:center;position:relative;z-index:20}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:28px}
.logo{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:800;letter-spacing:-.4px;white-space:nowrap}
.logo-mark{width:13px;height:13px;background:var(--lime);display:inline-block;transform:rotate(45deg);border-radius:3px}
.main-nav{display:flex;align-items:center;gap:27px;margin-left:auto}
.main-nav a{color:#c8c4c8;font-size:14px;font-weight:600;padding:27px 0 23px;position:relative;transition:var(--ease)}
.main-nav a:hover,.main-nav a.active{color:var(--white)}
.main-nav a.active:after{content:"";position:absolute;bottom:17px;left:0;width:22px;height:3px;background:var(--lime);border-radius:3px}
.nav-download,.btn-primary{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:44px;padding:0 20px;border-radius:999px;background:var(--lime);color:var(--ink);font-size:14px;font-weight:800;transition:var(--ease)}
.nav-download:hover,.btn-primary:hover{background:var(--lime-2);transform:translateY(-2px);box-shadow:0 8px 18px rgba(199,243,107,.18)}
.menu-toggle{display:none;background:transparent;color:var(--white);font-size:25px}
.breadcrumb-bar{background:var(--ink);border-top:1px solid var(--line-dark);color:#a9a4ad;padding:18px 0;font-size:13px}
.breadcrumb-bar a{color:var(--lime)}
.question-hero{background:var(--ink);color:var(--white);padding:72px 0 88px;position:relative;overflow:hidden}
.question-hero:after{content:"";position:absolute;width:470px;height:470px;border:1px solid rgba(199,243,107,.25);right:-150px;top:-200px;border-radius:50%;box-shadow:0 0 0 35px rgba(199,243,107,.035),0 0 0 70px rgba(255,118,94,.025)}
.hero-layout{display:grid;grid-template-columns:1fr 390px;gap:76px;align-items:end;position:relative;z-index:1}
.eyebrow{color:var(--coral);font-size:12px;font-weight:800;letter-spacing:1.5px;margin-bottom:13px}
.question-hero h1{font-size:clamp(38px,5vw,66px);line-height:1.12;letter-spacing:-2.6px;margin:0;max-width:700px;font-weight:800}
.question-hero h1 em{font-style:normal;color:var(--lime)}
.hero-copy{color:#c8c4c8;max-width:650px;margin:23px 0 0;font-size:17px;line-height:1.9}
.hero-summary{border:1px solid var(--line-dark);border-radius:var(--radius-lg);padding:24px;background:#24212a}
.summary-label{font-size:12px;color:var(--lime);font-weight:800;margin-bottom:13px}
.summary-title{font-size:24px;font-weight:800;line-height:1.35;margin-bottom:12px}
.summary-text{font-size:14px;color:#bdb8c0;margin:0}
.summary-line{height:4px;background:linear-gradient(90deg,var(--lime) 0 62%,var(--coral) 62% 82%,#514b57 82%);margin-top:22px;border-radius:9px}
.section{padding:92px 0}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:38px}
.section h2{font-size:clamp(29px,3.5vw,44px);line-height:1.2;letter-spacing:-1.4px;margin:0}
.section-intro{color:var(--muted);max-width:490px;font-size:15px;margin:0}
.faq-layout{display:grid;grid-template-columns:260px 1fr;gap:62px;align-items:start}
.index-panel{position:sticky;top:24px}
.index-title{font-size:13px;font-weight:800;color:var(--muted);margin-bottom:15px}
.index-list{display:grid;gap:8px}
.index-list a{display:flex;align-items:center;gap:12px;padding:13px 15px;border:1px solid var(--line);border-radius:12px;background:var(--paper);font-size:14px;font-weight:700;transition:var(--ease)}
.index-list a span{font-size:12px;color:var(--coral);font-weight:800}
.index-list a:hover,.index-list a.active{background:var(--ink);border-color:var(--ink);color:var(--white);transform:translateX(4px)}
.index-list a.active span{color:var(--lime)}
.faq-group{margin-bottom:42px;scroll-margin-top:25px}
.group-heading{display:flex;align-items:center;gap:14px;margin:0 0 15px;font-size:22px}
.group-heading:before{content:"";width:8px;height:25px;border-radius:3px;background:var(--coral)}
.faq-item{background:var(--paper);border:1px solid var(--line);border-radius:14px;margin-bottom:10px;overflow:hidden;transition:var(--ease)}
.faq-item:hover{border-color:#c9c2b6;box-shadow:0 8px 18px rgba(36,33,42,.05)}
.faq-question{width:100%;min-height:64px;padding:17px 21px;background:transparent;color:var(--ink-2);display:flex;align-items:center;justify-content:space-between;text-align:left;font-size:16px;font-weight:800;gap:20px}
.faq-question:focus-visible,.index-list a:focus-visible,.btn-primary:focus-visible,.btn-secondary:focus-visible,.nav-download:focus-visible{outline:3px solid var(--coral);outline-offset:3px}
.faq-icon{width:27px;height:27px;display:grid;place-items:center;border-radius:50%;background:var(--cream);color:var(--coral);font-size:20px;flex:0 0 auto;transition:var(--ease)}
.faq-answer{display:none;padding:0 58px 21px 21px;color:var(--muted);font-size:14px;line-height:1.85}
.faq-item.open .faq-answer{display:block}
.faq-item.open .faq-icon{background:var(--lime);color:var(--ink);transform:rotate(45deg)}
.highlight{background:var(--paper);border-left:5px solid var(--lime);padding:20px 23px;border-radius:0 14px 14px 0;color:var(--muted);font-size:14px;margin-top:26px}
.action-section{background:var(--paper);padding:75px 0}
.action-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.action-card{border-radius:var(--radius-lg);padding:32px;min-height:205px;display:flex;flex-direction:column;align-items:flex-start;justify-content:space-between}
.action-card.dark{background:var(--ink);color:var(--white)}
.action-card.lime{background:var(--lime);color:var(--ink)}
.action-card h3{font-size:26px;line-height:1.3;margin:0 0 8px}
.action-card p{font-size:14px;margin:0;color:#c8c4c8}
.action-card.lime p{color:#454b31}
.btn-secondary{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 20px;border:1px solid rgba(250,248,242,.35);border-radius:999px;color:var(--white);font-size:14px;font-weight:700;transition:var(--ease)}
.btn-secondary:hover{background:var(--white);color:var(--ink);border-color:var(--white)}
.btn-dark{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 20px;border-radius:999px;background:var(--ink);color:var(--white);font-size:14px;font-weight:700;transition:var(--ease)}
.btn-dark:hover{background:#38323f;transform:translateY(-2px)}
.site-footer{background:var(--ink);color:var(--white);padding:62px 0 25px}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:40px;padding-bottom:48px}
.footer-logo{font-size:21px;font-weight:800;margin-bottom:14px}
.footer-brand p{color:#aaa5ad;font-size:13px;line-height:1.8;max-width:300px;margin:0}
.site-footer h4{font-size:14px;margin:3px 0 16px;color:var(--lime)}
.footer-links{list-style:none;padding:0;margin:0;display:grid;gap:8px}
.footer-links a{color:#bdb8c0;font-size:13px;transition:var(--ease)}
.footer-links a:hover{color:var(--white);padding-left:4px}
.footer-bottom{border-top:1px solid var(--line-dark);padding-top:20px;display:flex;justify-content:space-between;gap:20px;color:#89838d;font-size:12px}
@media(max-width:1024px){
 .container{width:min(100% - 36px,900px)}
 .main-nav{gap:17px}
 .hero-layout{gap:40px}
 .faq-layout{gap:35px}
}
@media(max-width:768px){
 .site-header{height:70px}
 .nav-wrap{gap:12px}
 .logo{font-size:16px}
 .main-nav{display:none;position:absolute;left:18px;right:18px;top:70px;background:var(--paper);padding:16px;border-radius:0 0 18px 18px;box-shadow:var(--shadow);flex-direction:column;align-items;position:absolute;left:18px;right:18px;top:70px;background:var(--paper);padding:16px;border-radius:0 0 18px 18px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch;gap:0}
 .main-nav.menu-open{display:flex}
 .main-nav a{color:var(--ink-2);padding:13px 12px;border-bottom:1px solid var(--line)}
 .main-nav a:last-child{border-bottom:0}
 .main-nav a.active:after{bottom:8px;left:12px}
 .menu-toggle{display:block}
 .nav-download{min-height:38px;padding:0 14px;font-size:12px}
 .hero-layout,.faq-layout,.action-grid{grid-template-columns:1fr}
 .question-hero{padding:57px 0 64px}
 .hero-summary{max-width:520px}
 .index-panel{position:static}
 .index-list{grid-template-columns:repeat(2,1fr)}
 .section{padding:65px 0}
 .section-head{display:block;margin-bottom:28px}
 .section-intro{margin-top:14px}
 .footer-grid{grid-template-columns:repeat(2,1fr);gap:30px}
 .footer-brand{grid-column:1/-1}
 .footer-bottom{display:block}
 .footer-bottom span{display:block;margin-bottom:8px}
}
@media(max-width:520px){
 .container{width:calc(100% - 30px)}
 .logo{font-size:15px;letter-spacing:-.7px}
 .question-hero h1{font-size:38px;letter-spacing:-1.8px}
 .hero-copy{font-size:15px;line-height:1.8}
 .index-list{grid-template-columns:1fr}
 .faq-question{font-size:15px;padding:15px}
 .faq-answer{padding:0 19px 18px 15px}
 .action-card{padding:26px;min-height:190px}
 .footer-grid{grid-template-columns:1fr 1fr;gap:25px 16px}
 .footer-brand{grid-column:1/-1}
 .footer-bottom{font-size:11px}
 .breadcrumb-bar{font-size:12px}
}

/* 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}