/* roulang page: index */
:root{
  --ink:#17211f;
  --muted:#687572;
  --soft:#f4f7f3;
  --paper:#fff;
  --line:#dfe8e2;
  --green:#b9ef54;
  --green-deep:#71b934;
  --orange:#ff805d;
  --dark:#182320;
  --dark-2:#23312d;
  --radius:22px;
  --shadow:0 18px 50px rgba(27,52,39,.09);
  --ease:all .28s ease;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:Inter,"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:#fbfcfa;line-height:1.7}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
button{border:0;cursor:pointer}
img{display:block;max-width:100%}
.container{width:min(1160px,calc(100% - 40px));margin:auto}
.site-header{height:78px;background:rgba(251,252,250,.93);border-bottom:1px solid rgba(223,232,226,.85);position:sticky;top:0;z-index:20;backdrop-filter:blur(14px)}
.header-inner{height:100%;display:flex;align-items:center;gap:38px}
.logo{display:flex;align-items:center;gap:11px;min-width:265px}
.logo-mark{width:38px;height:38px;border-radius:12px;background:var(--green);display:grid;place-items:center;color:var(--dark);font-size:18px;font-weight:900;box-shadow:5px 5px 0 #dff8ae}
.logo-text{font-weight:850;letter-spacing:-.5px;font-size:17px;white-space:nowrap}
.logo-text small{display:block;color:var(--muted);font-size:10px;letter-spacing:1.8px;line-height:1.2;margin-top:1px}
.main-nav{display:flex;align-items:center;gap:7px;flex:1}
.main-nav a{font-size:14px;color:#52605c;padding:9px 14px;border-radius:12px;position:relative;transition:var(--ease);white-space:nowrap}
.main-nav a:hover,.main-nav a.active{color:var(--ink);background:#eef6e9}
.main-nav a.active:after{content:"";position:absolute;bottom:2px;left:14px;width:18px;height:3px;border-radius:3px;background:var(--green-deep)}
.header-action{background:var(--dark);color:#fff;padding:11px 18px;border-radius:13px;font-size:13px;font-weight:750;transition:var(--ease);white-space:nowrap}
.header-action:hover{background:var(--green-deep);transform:translateY(-2px)}
.menu-toggle{display:none;background:transparent;font-size:25px;color:var(--dark)}
.hero{padding:78px 0 75px;overflow:hidden;position:relative}
.hero:before{content:"";position:absolute;width:430px;height:430px;border-radius:50%;background:#eef8de;right:-180px;top:-130px;z-index:-1}
.hero-grid{display:grid;grid-template-columns:1fr 1.03fr;gap:70px;align-items:center}
.eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:8px;color:#588f30;font-size:12px;font-weight:800;letter-spacing:1.3px;text-transform:uppercase}
.eyebrow:before,.section-kicker:before{content:"";width:24px;height:3px;border-radius:3px;background:var(--orange)}
.hero h1{font-size:clamp(34px,4.3vw,62px);line-height:1.16;letter-spacing:-2.5px;margin:19px 0 22px;max-width:650px}
.hero h1 em{font-style:normal;color:#6eae32}
.hero-lead{font-size:17px;color:var(--muted);max-width:570px;line-height:1.9}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:32px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:48px;padding:0 21px;border-radius:14px;font-size:14px;font-weight:800;transition:var(--ease);border:1px solid transparent}
.btn-primary{background:var(--green);color:var(--dark);box-shadow:0 7px 0 #92cf42}
.btn-primary:hover{transform:translateY(2px);box-shadow:0 4px 0 #92cf42;background:#c8f86d}
.btn-outline{border-color:var(--line);background:#fff;color:var(--ink)}
.btn-outline:hover{border-color:var(--green-deep);background:#f3faeb}
.btn-dark{background:var(--dark);color:white}
.btn-dark:hover{background:var(--green-deep);transform:translateY(-2px)}
.btn:focus-visible,a:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid rgba(113,185,52,.5);outline-offset:3px}
.hero-note{display:flex;gap:20px;flex-wrap:wrap;margin-top:26px;color:#7b8984;font-size:12px}
.hero-note span{display:flex;align-items:center;gap:7px}
.hero-note i{width:7px;height:7px;border-radius:50%;background:var(--green-deep)}
.visual-stage{min-height:425px;background:var(--dark);border-radius:30px;position:relative;overflow:hidden;padding:27px;box-shadow:var(--shadow)}
.visual-stage:before{content:"";position:absolute;width:300px;height:300px;border-radius:50%;background:#32483c;right:-70px;top:-80px}
.visual-stage:after{content:"";position:absolute;width:180px;height:180px;border-radius:50%;background:#a8e64a;left:-85px;bottom:-85px;opacity:.85}
.stage-top{position:relative;z-index:2;display:flex;justify-content:space-between;align-items:center;color:#dce9dd;font-size:12px}
.stage-brand{font-weight:850;color:#c2f466;letter-spacing:1px}
.stage-menu{display:flex;gap:6px}.stage-menu b{width:6px;height:6px;border-radius:50%;background:#758b7b}
.game-window{position:absolute;z-index:2;left:27px;right:27px;top:88px;bottom:27px;border-radius:19px;background:#f8faf5;padding:20px;transform:rotate(-2deg);box-shadow:0 20px 35px rgba(0,0,0,.2)}
.window-head{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);padding-bottom:13px}
.window-head strong{font-size:16px}.window-head small{color:var(--muted)}
.window-content{display:grid;grid-template-columns:1.2fr .8fr;gap:14px;margin-top:16px}
.art-card{height:175px;border-radius:16px;background:linear-gradient(135deg,#263b32 10%,#6eaa3c 58%,#d8f477);position:relative;overflow:hidden;padding:17px;color:#fff}
.art-card:after{content:"C7";position:absolute;right:-14px;bottom:-39px;font-size:145px;font-weight:900;color:rgba(255,255,255,.16)}
.art-card strong{font-size:21px;display:block}.art-card span{font-size:11px;color:#e8f5d8}
.side-stack{display:grid;gap:10px}.mini-panel{border:1px solid var(--line);border-radius:13px;padding:13px;background:#fff}.mini-panel b{display:block;font-size:12px}.mini-panel span{font-size:11px;color:var(--muted)}
.progress{height:6px;border-radius:5px;background:#edf1ea;margin-top:12px;overflow:hidden}.progress i{display:block;width:72%;height:100%;background:var(--orange);border-radius:5px}
.window-bottom{display:flex;justify-content:space-between;align-items:center;margin-top:18px}.dots{display:flex;gap:5px}.dots i{width:8px;height:8px;border-radius:50%;background:#d9e5d8}.dots i:first-child{background:var(--green-deep)}
.section{padding:92px 0}.section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:31px}.section-head h2{font-size:34px;letter-spacing:-1.2px;line-height:1.25;margin-top:10px}.section-head p{color:var(--muted);max-width:470px;font-size:14px}
.text-link{font-size:13px;font-weight:800;color:#5f9b31;white-space:nowrap;transition:var(--ease)}.text-link:hover{color:var(--orange);padding-right:4px}
.topic-strip{display:flex;gap:10px;overflow:auto;padding-bottom:10px;margin-bottom:26px;scrollbar-width:thin}
.topic{padding:10px 18px;border:1px solid var(--line);border-radius:30px;background:#fff;font-size:13px;white-space:nowrap;transition:var(--ease)}
.topic:hover,.topic.selected{background:var(--green);border-color:var(--green);color:var(--dark);font-weight:750}
.game-grid{display:grid;grid-template-columns:1.3fr .85fr .85fr;gap:18px}
.game-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:var(--ease);position:relative}
.game-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#b7d99e}
.game-card:first-child{grid-row:span 2}
.game-cover{height:185px;background:#dfead6;position:relative;overflow:hidden;padding:18px;color:white}
.game-card:first-child .game-cover{height:290px}
.cover-one{background:linear-gradient(145deg,#1a2c26,#6ea73a 63%,#d0f46d)}
.cover-two{background:linear-gradient(145deg,#56342e,#e27c58)}
.cover-three{background:linear-gradient(145deg,#273d53,#6a9cbd)}
.cover-four{background:linear-gradient(145deg,#4b3c1f,#d6a245)}
.game-cover:after{content:"C7 GAME";position:absolute;right:12px;bottom:-14px;font-size:42px;font-weight:900;opacity:.18}
.cover-label{font-size:11px;border:1px solid rgba(255,255,255,.42);padding:4px 8px;border-radius:20px;position:relative;z-index:1}
.game-cover h3{position:absolute;left:18px;bottom:18px;font-size:22px;z-index:1}
.game-info{padding:17px 18px 19px}.game-info p{font-size:13px;color:var(--muted);margin:5px 0 13px}.game-meta{display:flex;justify-content:space-between;align-items:center;font-size:11px;color:#82908b}.game-meta a{color:#5e9c31;font-weight:800}
.benefit-band{background:var(--soft);border-top:1px solid #ebf1e9;border-bottom:1px solid #ebf1e9;padding:28px 0}.benefit-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}.benefit{display:flex;gap:13px;align-items:flex-start}.benefit-icon{width:38px;height:38px;display:grid;place-items:center;border-radius:12px;background:#fff;color:#69a633;font-weight:900;flex:none}.benefit b{font-size:14px;display:block}.benefit p{font-size:12px;color:var(--muted);margin-top:3px}
.download{padding:90px 0}.download-box{background:var(--dark);border-radius:30px;color:#fff;display:grid;grid-template-columns:.85fr 1.15fr;gap:45px;padding:48px 55px;overflow:hidden;position:relative}.download-box:before{content:"";position:absolute;right:-90px;top:-150px;width:390px;height:390px;border:1px solid rgba(185,239,84,.3);border-radius:50%;box-shadow:0 0 0 35px rgba(185,239,84,.06),0 0 0 70px rgba(185,239,84,.04)}
.device{min-height:290px;position:relative;display:grid;place-items:center}.device-frame{height:280px;width:145px;background:#111d1a;border:7px solid #485c50;border-radius:27px;transform:rotate(-8deg);box-shadow:22px 25px 0 rgba(0,0,0,.2);padding:8px;position:relative;z-index:1}.device-screen{height:100%;border-radius:17px;background:linear-gradient(155deg,#b9ef54,#344a37 62%,#192923);display:flex;align-items:end;padding:14px;color:#fff;font-weight:850;font-size:17px}.device-dot{position:absolute;top:5px;left:50%;width:30px;height:5px;border-radius:4px;background:#17211f;transform:translateX(-50%)}
.download-copy{position:relative;z-index:2}.download-copy h2{font-size:34px;line-height:1.3;margin:10px 0 15px;letter-spacing:-1px}.download-copy>p{color:#b8c8be;font-size:14px;max-width:490px}.download-info{display:flex;gap:22px;align-items:center;margin:25px 0}.qr{width:82px;height:82px;background:#fff;padding:7px;display:grid;grid-template-columns:repeat(6,1fr);gap:3px;border-radius:10px}.qr i{background:#1c2923}.qr i:nth-child(3n){background:#fff}.download-info p{font-size:12px;color:#b8c8be}.download-info b{display:block;color:#fff;margin-bottom:4px}.system-tags{display:flex;gap:8px;margin-top:14px}.system-tags span{border:1px solid #50655a;border-radius:20px;padding:4px 9px;font-size:11px;color:#d7e4d9}
.news-section{background:#fff;padding:92px 0}.news-layout{display:grid;grid-template-columns:1.05fr .95fr;gap:23px}.featured-news{border-radius:24px;overflow:hidden;background:var(--soft);border:1px solid var(--line);min-height:345px;display:flex;flex-direction:column;justify-content:end;padding:28px;position:relative}.featured-news:before{content:"C7 NEWS";position:absolute;inset:0 0 auto 0;height:175px;background:linear-gradient(135deg,#2b4637,#9bcc51);font-size:54px;font-weight:900;color:rgba(255,255,255,.23);padding:35px}.featured-news .news-content{position:relative;margin-top:120px}.news-tag{font-size:11px;color:#679f39;font-weight:800}.featured-news h3{font-size:25px;line-height:1.4;margin:8px 0}.news-content p{font-size:13px;color:var(--muted);line-height:1.8}.news-date{font-size:11px;color:#8d9995;margin-top:14px}
.news-list{border-top:1px solid var(--line)}.news-item{display:grid;grid-template-columns:48px 1fr auto;gap:16px;padding:20px 4px;border-bottom:1px solid var(--line);align-items:start;transition:var(--ease)}.news-item:hover{padding-left:10px;background:#fbfdf9}.news-num{font-size:20px;color:#a9bbb0;font-weight:800}.news-item h3{font-size:15px;line-height:1.45;margin:3px 0 5px}.news-item p{font-size:12px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.news-item time{font-size:11px;color:#8d9995;white-space:nowrap}
.steps{padding:90px 0}.steps-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--line);border-radius:22px;background:#fff;overflow:hidden}.step{padding:27px 24px;min-height:155px;border-right:1px solid var(--line);position:relative}.step:last-child{border:0}.step-no{color:var(--green-deep);font-size:12px;font-weight:850;letter-spacing:1px}.step h3{font-size:17px;margin:13px 0 5px}.step p{font-size:13px;color:var(--muted)}
.faq{padding:86px 0;background:#f5f8f3}.faq-wrap{max-width:820px;margin:auto}.faq-wrap .section-head{display:block;text-align:center}.faq-wrap .section-head p{margin:12px auto 0}.faq-list{margin-top:30px}.faq-item{background:#fff;border:1px solid var(--line);border-radius:15px;margin-bottom:10px;padding:0 20px;transition:var(--ease)}.faq-item[open]{border-color:#a9d47e;box-shadow:0 8px 22px rgba(55,90,45,.06)}summary{list-style:none;cursor:pointer;padding:18px 0;font-weight:750;font-size:14px;display:flex;justify-content:space-between;gap:20px}summary::-webkit-details-marker{display:none}summary:after{content:"+";font-size:21px;color:var(--green-deep);line-height:1;font-weight:400}details[open] summary:after{content:"−"}.faq-answer{color:var(--muted);font-size:13px;padding:0 25px 19px 0;line-height:1.85}
.cta{padding:85px 0}.cta-box{background:var(--green);border-radius:25px;padding:37px 45px;display:flex;align-items:center;justify-content:space-between;gap:25px}.cta-box h2{font-size:29px;line-height:1.35}.cta-box p{font-size:13px;margin-top:6px;color:#496536}
.site-footer{background:var(--dark);color:#dbe7dc;padding:58px 0 24px}.footer-main{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:40px;padding-bottom:48px}.footer-brand p{color:#9caf9f;font-size:13px;max-width:290px;margin-top:14px;line-height:1.8}.footer-title{font-size:13px;color:#fff;font-weight:800;margin-bottom:16px}.footer-links{display:grid;gap:9px}.footer-links a{font-size:12px;color:#9caf9f;transition:var(--ease)}.footer-links a:hover{color:var(--green)}.footer-bottom{border-top:1px solid #34463d;padding-top:19px;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;color:#82968a;font-size:11px}.footer-bottom a{margin-left:18px}.empty-state{border:1px dashed #bed0bf;border-radius:18px;padding:35px;text-align:center;color:var(--muted);font-size:14px;grid-column:1/-1;background:#fbfdf9}
@media(max-width:1024px){.header-inner{gap:15px}.logo{min-width:225px}.main-nav a{padding:8px 8px;font-size:13px}.hero-grid{gap:35px}.download-box{padding:40px}.footer-main{grid-template-columns:1.5fr 1fr 1fr}}
@media(max-width:768px){.site-header{height:68px}.container{width:min(100% - 30px,600px)}.logo{min-width:auto;flex:1}.logo-text{font-size:15px}.logo-text small{display:none}.main-nav{display:none;position:absolute;top:68px;left:15px;right:15px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:10px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.main-nav.open{display:flex}.main-nav a{padding:12px 14px}.header-action{padding:9px 12px;font-size:12px}.menu-toggle{display:block}.hero{padding:55px 0}.hero-grid{grid-template-columns:1fr}.hero h1{font-size:39px}.visual-stage{min-height:360px}.section,.download,.steps,.cta{padding:66px 0}.section-head{display:block}.section-head h2{font-size:28px}.section-head p{margin-top:12px}.section-head .text-link{display:inline-block;margin-top:14px}.game-grid{grid-template-columns:1fr 1fr}.game-card:first-child{grid-column:span 2;grid-row:auto}.game-card:first-child .game-cover{height:220px}.benefit-grid{grid-template-columns:1fr 1fr;gap:25px}.download-box{grid-template-columns:1fr;gap:15px;padding:35px 25px}.device{min-height:245px}.device-frame{height:225px;width:120px}.news-layout{grid-template-columns:1fr}.steps-grid{grid-template-columns:1fr 1fr}.step:nth-child(2){border-right:0}.step:nth-child(-n+2){border-bottom:1px solid var(--line)}.footer-main{grid-template-columns:1fr 1fr;gap:30px}}
@media(max-width:520px){.header-action{display:none}.hero h1{font-size:32px;letter-spacing:-1.4px}.hero-lead{font-size:15px}.hero-actions .btn{width:100%}.visual-stage{min-height:300px;padding:18px}.game-window{left:18px;right:18px;top:68px;bottom:18px;padding:13px}.window-content{gap:8px}.art-card{height:130px;padding:10px}.art-card h3{font-size:15px}.side-stack{gap:6px}.mini-panel{padding:8px}.game-card:first-child{grid-column:span 2}.game-grid{gap:11px}.game-cover{height:135px;padding:12px}.game-card:first-child .game-cover{height:175px}.game-cover h3{left:12px;bottom:12px;font-size:17px}.game-info{padding:12px}.game-info p{font-size:12px}.benefit-grid{grid-template-columns:1fr}.download-copy h2{font-size:27px}.download-info{align-items:flex-start}.news-item{grid-template-columns:32px 1fr}.news-item time{grid-column:2}.steps-grid{grid-template-columns:1fr}.step{border-right:0!important;border-bottom:1px solid var(--line)!important}.step:last-child{border-bottom:0!important}.cta-box{display:block;padding:29px 24px}.cta-box h2{font-size:24px}.cta-box .btn{margin-top:20px;width:100%}.footer-main{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}.footer-bottom{display:block}.footer-bottom a{margin:10px 12px 0 0;display:inline-block}}

/* roulang page: article */
:root{
      --ink:#17211f;
      --muted:#687572;
      --soft:#f4f7f3;
      --paper:#fff;
      --line:#dfe8e2;
      --green:#b9ef54;
      --green-deep:#71b934;
      --orange:#ff805d;
      --dark:#182320;
      --dark-2:#23312d;
      --radius:22px;
      --shadow:0 18px 50px rgba(27,52,39,.09);
      --ease:all .28s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:Inter,"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:#fbfcfa;line-height:1.7}
    a{color:inherit;text-decoration:none}
    button,input{font:inherit}
    button{border:0;cursor:pointer}
    img{display:block;max-width:100%}
    .container{width:min(1160px,calc(100% - 40px));margin:auto}
    .site-header{height:78px;background:rgba(251,252,250,.94);border-bottom:1px solid rgba(223,232,226,.85);position:sticky;top:0;z-index:20;backdrop-filter:blur(14px)}
    .header-inner{height:100%;display:flex;align-items:center;gap:38px}
    .logo{display:flex;align-items:center;gap:11px;min-width:265px}
    .logo-mark{width:38px;height:38px;border-radius:12px;background:var(--green);display:grid;place-items:center;color:var(--dark);font-size:18px;font-weight:900;box-shadow:5px 5px 0 #dff8ae}
    .logo-text{font-weight:850;letter-spacing:-.5px;font-size:17px;white-space:nowrap}
    .logo-text small{display:block;color:var(--muted);font-size:10px;letter-spacing:1.8px;line-height:1.2;margin-top:1px}
    .main-nav{display:flex;align-items:center;gap:7px;flex:1}
    .main-nav a{font-size:14px;color:#52605c;padding:9px 14px;border-radius:12px;position:relative;transition:var(--ease);white-space:nowrap}
    .main-nav a:hover,.main-nav a.active{color:var(--ink);background:#eef6e9}
    .main-nav a.active:after{content:"";position:absolute;bottom:2px;left:14px;width:18px;height:3px;border-radius:3px;background:var(--green-deep)}
    .header-action{background:var(--dark);color:#fff;padding:11px 18px;border-radius:13px;font-size:13px;font-weight:750;transition:var(--ease);white-space:nowrap}
    .header-action:hover{background:var(--green-deep);transform:translateY(-2px)}
    .menu-toggle{display:none;background:transparent;font-size:25px;color:var(--dark)}
    .article-hero{padding:78px 0 54px;background:linear-gradient(180deg,#f1f8ec 0,#fbfcfa 100%);border-bottom:1px solid var(--line)}
    .eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:8px;color:#588f30;font-size:12px;font-weight:800;letter-spacing:1.3px}
    .eyebrow:before,.section-kicker:before{content:"";width:24px;height:3px;border-radius:3px;background:var(--orange)}
    .breadcrumbs{display:flex;align-items:center;gap:10px;color:#7b8984;font-size:13px;margin-bottom:28px;flex-wrap:wrap}
    .breadcrumbs a{color:#5f9b31;font-weight:700}
    .breadcrumbs span{color:#a4afa9}
    .article-title{max-width:880px;margin:16px 0 20px;font-size:clamp(34px,5vw,58px);line-height:1.2;letter-spacing:-2px}
    .article-intro{max-width:760px;color:var(--muted);font-size:17px}
    .article-meta{display:flex;align-items:center;gap:15px;flex-wrap:wrap;margin-top:27px;color:#77847f;font-size:13px}
    .badge{display:inline-flex;align-items:center;min-height:28px;padding:3px 11px;border-radius:20px;background:#e9f7d9;color:#5c962f;font-weight:800}
    .dot{width:4px;height:4px;background:#b3beb8;border-radius:50%}
    .reading-layout{display:grid;grid-template-columns:minmax(0,790px) 250px;gap:65px;align-items:start;padding:76px 0 92px}
    .article-content{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:clamp(25px,5vw,54px);box-shadow:0 10px 35px rgba(27,52,39,.04);font-size:16px;line-height:2}
    .article-content h2{font-size:29px;line-height:1.35;margin:35px 0 16px;letter-spacing:-.7px}
    .article-content h3{font-size:21px;line-height:1.45;margin:28px 0 12px}
    .article-content p{margin:0 0 20px;color:#465550}
    .article-content ul,.article-content ol{padding-left:25px;margin:0 0 24px;color:#465550}
    .article-content li{margin:7px 0}
    .article-content blockquote{margin:28px 0;padding:18px 22px;border-left:4px solid var(--green-deep);background:var(--soft);color:#52635b;border-radius:0 14px 14px 0}
    .article-content img{border-radius:16px;margin:28px auto}
    .article-content table{width:100%;border-collapse:collapse;margin:25px 0;font-size:14px}
    .article-content th,.article-content td{border:1px solid var(--line);padding:10px 13px;text-align:left}
    .article-content th{background:var(--soft);font-weight:800}
    .article-content a{color:#5c9c30;text-decoration:underline;text-underline-offset:3px}
    .article-content .notice{padding:17px 20px;background:#fff5ed;border:1px solid #ffd9c9;border-radius:14px;color:#8e604d}
    .side-panel{position:sticky;top:105px}
    .side-card{background:var(--dark);color:#fff;border-radius:20px;padding:23px;margin-bottom:18px}
    .side-card h3{font-size:17px;margin:0 0 15px}
    .side-card p{color:#b9c9bf;font-size:13px;margin:0 0 18px}
    .side-card .btn{width:100%}
    .side-index{border:1px solid var(--line);border-radius:18px;background:#fff;padding:21px}
    .side-index strong{font-size:14px;display:block;margin-bottom:12px}
    .side-index a{display:block;padding:8px 0;color:#6b7b73;font-size:13px;border-bottom:1px solid #edf1ed}
    .side-index a:last-child{border:0}
    .side-index a:hover{color:var(--green-deep)}
    .empty-state{text-align:center;padding:70px 24px;color:var(--muted);background:var(--soft);border:1px dashed #cbd8cd;border-radius:18px}
    .empty-state strong{display:block;color:var(--ink);font-size:21px;margin-bottom:8px}
    .empty-state a{display:inline-flex;margin-top:18px}
    .article-bottom{border-top:1px solid var(--line);padding-top:25px;margin-top:42px;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}
    .back-link{color:#5f9b31;font-size:14px;font-weight:800}
    .back-link:hover{color:var(--orange)}
    .article-cta{background:var(--dark);color:#fff;padding:57px 0}
    .cta-row{display:flex;align-items:center;justify-content:space-between;gap:30px}
    .cta-row h2{font-size:31px;line-height:1.35;margin:8px 0}
    .cta-row p{color:#b9c9bf;margin:0;max-width:650px}
    .cta-actions{display:flex;gap:11px;flex-wrap:wrap;flex-shrink:0}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:48px;padding:0 21px;border-radius:14px;font-size:14px;font-weight:800;transition:var(--ease);border:1px solid transparent}
    .btn-primary{background:var(--green);color:var(--dark);box-shadow:0 7px 0 #92cf42}
    .btn-primary:hover{transform:translateY(2px);box-shadow:0 4px 0 #92cf42;background:#c8f86d}
    .btn-outline{border-color:var(--line);background:#fff;color:var(--ink)}
    .btn-outline:hover{border-color:var(--green-deep);background:#f3faeb}
    .btn-dark{background:var(--dark);color:#fff}
    .btn-dark:hover{background:var(--green-deep);transform:translateY(-2px)}
    .btn-light{background:#fff;color:var(--dark)}
    .btn-light:hover{background:var(--green);transform:translateY(-2px)}
    .btn:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid rgba(113,185,52,.5);outline-offset:3px}
    .site-footer{background:var(--dark);color:#fff;padding:56px 0 22px}
    .footer-main{display:grid;grid-template-columns:2.1fr 1fr 1fr 1fr;gap:35px;padding-bottom:45px}
    .footer-brand .logo-text{color:#fff}
    .footer-brand p{color:#aebeb4;font-size:13px;max-width:320px;margin:20px 0 0}
    .footer-title{font-size:13px;font-weight:850;color:#dff8ae;margin-bottom:15px}
    .footer-links{display:grid;gap:9px}
    .footer-links a{color:#aebeb4;font-size:13px;transition:var(--ease)}
    .footer-links a:hover{color:var(--green)}
    .footer-bottom{border-top:1px solid #34463d;padding-top:19px;display:flex;justify-content:space-between;gap:20px;color:#8fa097;font-size:12px}
    .footer-bottom span:last-child{display:flex;gap:18px}
    .footer-bottom a:hover{color:var(--green)}
    @media(max-width:1024px){
      .header-inner{gap:16px}.logo{min-width:225px}.main-nav a{padding:8px 9px}
      .reading-layout{grid-template-columns:minmax(0,1fr) 220px;gap:28px}
    }
    @media(max-width:768px){
      .container{width:min(100% - 30px,600px)}
      .site-header{height:70px}.header-inner{justify-content:space-between}
      .logo{min-width:0}.logo-text{font-size:15px}.logo-text small{font-size:9px}
      .main-nav{display:none;position:absolute;top:70px;left:0;right:0;padding:12px 15px 18px;background:#fbfcfa;border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;box-shadow:var(--shadow)}
      .main-nav.open{display:flex}.main-nav a{padding:12px 15px}
      .header-action{padding:9px 12px;font-size:12px}.menu-toggle{display:block}
      .article-hero{padding:48px 0 40px}.article-title{letter-spacing:-1px}
      .reading-layout{display:block;padding:45px 0 62px}.side-panel{position:static;margin-top:25px}
      .article-content{font-size:15px;line-height:1.9;padding:25px 20px}
      .cta-row{display:block}.cta-actions{margin-top:25px}
      .footer-main{grid-template-columns:1fr 1fr;gap:30px}.footer-brand{grid-column:1/-1}
      .footer-bottom{display:block}.footer-bottom span{display:block;margin-top:8px}.footer-bottom span:last-child{display:flex}
    }
    @media(max-width:480px){
      .header-action{display:none}.article-meta{gap:9px}.cta-row h2{font-size:25px}
      .footer-main{grid-template-columns:1fr}.footer-brand{grid-column:auto}
      .footer-bottom span:last-child{gap:13px;flex-wrap:wrap}
    }

/* roulang page: category1 */
:root{
      --ink:#17211f;--muted:#687572;--soft:#f4f7f3;--paper:#fff;
      --line:#dfe8e2;--green:#b9ef54;--green-deep:#71b934;--orange:#ff805d;
      --dark:#182320;--dark-2:#23312d;--radius:22px;
      --shadow:0 18px 50px rgba(27,52,39,.09);--ease:all .28s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:Inter,"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:#fbfcfa;line-height:1.7}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input{font:inherit}
    button{border:0;cursor:pointer}
    .container{width:min(1160px,calc(100% - 40px));margin:auto}
    .site-header{height:78px;background:rgba(251,252,250,.94);border-bottom:1px solid rgba(223,232,226,.85);position:sticky;top:0;z-index:20;backdrop-filter:blur(14px)}
    .header-inner{height:100%;display:flex;align-items:center;gap:38px}
    .logo{display:flex;align-items:center;gap:11px;min-width:265px}
    .logo-mark{width:38px;height:38px;border-radius:12px;background:var(--green);display:grid;place-items:center;color:var(--dark);font-size:18px;font-weight:900;box-shadow:5px 5px 0 #dff8ae}
    .logo-text{font-weight:850;letter-spacing:-.5px;font-size:17px;white-space:nowrap}
    .logo-text small{display:block;color:var(--muted);font-size:10px;letter-spacing:1.8px;line-height:1.2;margin-top:1px}
    .main-nav{display:flex;align-items:center;gap:7px;flex:1}
    .main-nav a{font-size:14px;color:#52605c;padding:9px 14px;border-radius:12px;position:relative;transition:var(--ease);white-space:nowrap}
    .main-nav a:hover,.main-nav a.active{color:var(--ink);background:#eef6e9}
    .main-nav a.active:after{content:"";position:absolute;bottom:2px;left:14px;width:18px;height:3px;border-radius:3px;background:var(--green-deep)}
    .header-action{background:var(--dark);color:#fff;padding:11px 18px;border-radius:13px;font-size:13px;font-weight:750;transition:var(--ease);white-space:nowrap}
    .header-action:hover{background:var(--green-deep);transform:translateY(-2px)}
    .menu-toggle{display:none;background:transparent;font-size:25px;color:var(--dark)}
    .page-hero{padding:76px 0 68px;background:var(--soft);border-bottom:1px solid var(--line);position:relative;overflow:hidden}
    .page-hero:after{content:"C7";position:absolute;right:7%;bottom:-78px;font-size:250px;font-weight:900;line-height:1;color:#e7f2dc;z-index:0}
    .page-hero-inner{position:relative;z-index:1}
    .eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:8px;color:#588f30;font-size:12px;font-weight:800;letter-spacing:1.3px}
    .eyebrow:before,.section-kicker:before{content:"";width:24px;height:3px;border-radius:3px;background:var(--orange)}
    .page-hero h1{font-size:clamp(36px,5vw,64px);line-height:1.15;letter-spacing:-2.5px;margin:18px 0 19px;max-width:760px}
    .page-hero h1 em{font-style:normal;color:#6eae32}
    .page-hero p{max-width:650px;color:var(--muted);font-size:17px;margin:0;line-height:1.9}
    .crumbs{display:flex;gap:9px;align-items:center;color:#82908b;font-size:13px;margin-top:28px}
    .crumbs a:hover{color:var(--green-deep)}
    .section{padding:86px 0}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:31px}
    .section-head h2{font-size:34px;letter-spacing:-1.2px;line-height:1.25;margin:10px 0 0}
    .section-head p{color:var(--muted);max-width:470px;font-size:14px;margin:0}
    .topic-bar{display:flex;gap:10px;overflow:auto;padding:3px 0 13px;margin-bottom:38px}
    .topic-bar button{padding:11px 20px;border:1px solid var(--line);background:#fff;border-radius:30px;color:#60706a;font-size:13px;white-space:nowrap;transition:var(--ease)}
    .topic-bar button:hover,.topic-bar button.active{background:var(--green);border-color:var(--green);color:var(--dark);font-weight:800}
    .featured-game{display:grid;grid-template-columns:1.08fr .92fr;min-height:330px;background:var(--dark);border-radius:28px;overflow:hidden;color:#fff;box-shadow:var(--shadow)}
    .featured-art{min-height:330px;background:linear-gradient(135deg,#314e3d,#76b73e 58%,#d7f776);position:relative;overflow:hidden;padding:28px}
    .featured-art:before{content:"";position:absolute;width:260px;height:260px;border:2px solid rgba(255,255,255,.3);border-radius:50%;right:-45px;top:28px}
    .featured-art:after{content:"C7 GAME";position:absolute;right:17px;bottom:-20px;font-size:68px;font-weight:900;letter-spacing:-5px;color:rgba(255,255,255,.2)}
    .art-label{display:inline-block;padding:6px 11px;border-radius:20px;background:rgba(24,35,32,.42);font-size:11px;letter-spacing:1px}
    .art-orb{position:absolute;width:118px;height:118px;border-radius:35px;transform:rotate(18deg);background:rgba(255,255,255,.21);left:22%;top:31%;border:1px solid rgba(255,255,255,.55)}
    .featured-copy{padding:42px 43px;display:flex;flex-direction:column;justify-content:center}
    .featured-copy .tag{color:#c3f26b;font-size:12px;font-weight:800}
    .featured-copy h3{font-size:30px;line-height:1.3;margin:12px 0 13px}
    .featured-copy p{color:#c6d3ca;font-size:14px;margin:0 0 22px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:48px;padding:0 21px;border-radius:14px;font-size:14px;font-weight:800;transition:var(--ease);border:1px solid transparent}
    .btn-primary{background:var(--green);color:var(--dark);box-shadow:0 7px 0 #92cf42}
    .btn-primary:hover{transform:translateY(2px);box-shadow:0 4px 0 #92cf42;background:#c8f86d}
    .btn-outline{border-color:var(--line);background:#fff;color:var(--ink)}
    .btn-outline:hover{border-color:var(--green-deep);background:#f3faeb}
    .btn-dark{background:var(--dark);color:#fff}.btn-dark:hover{background:var(--green-deep);transform:translateY(-2px)}
    .game-groups{padding-top:0}
    .game-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .game-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:var(--ease)}
    .game-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#b7d99e}
    .game-cover{height:154px;background:linear-gradient(135deg,#e6f4d0,#89c950);position:relative;padding:17px;overflow:hidden}
    .game-card:nth-child(2) .game-cover{background:linear-gradient(135deg,#ffe1d3,#ff9877)}
    .game-card:nth-child(3) .game-cover{background:linear-gradient(135deg,#d8eee6,#5a9e82)}
    .game-card:nth-child(4) .game-cover{background:linear-gradient(135deg,#e1dcf7,#927ed0)}
    .game-card:nth-child(5) .game-cover{background:linear-gradient(135deg,#f9e6b6,#d79539)}
    .cover-mark{font-size:45px;font-weight:900;color:rgba(24,35,32,.16);position:absolute;right:16px;bottom:-12px}
    .cover-type{display:inline-block;background:rgba(255,255,255,.72);border-radius:20px;padding:5px 9px;font-size:11px;color:var(--dark);font-weight:800}
    .game-content{padding:19px}
    .game-content h3{font-size:19px;margin:0 0 7px}
    .game-content p{font-size:13px;color:var(--muted);margin:0 0 17px;min-height:45px}
    .game-meta{display:flex;justify-content:space-between;align-items:center;color:#82908b;font-size:11px;border-top:1px solid var(--line);padding-top:13px}
    .game-meta a{color:#5e9c31;font-weight:800}
    .guide-section{background:#fff;padding:80px 0}
    .guide-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
    .guide-card{border:1px solid var(--line);border-radius:20px;padding:27px;background:#fbfdf9;display:flex;gap:18px;transition:var(--ease)}
    .guide-card:hover{border-color:#b7d99e;background:#f5faef}
    .guide-num{width:38px;height:38px;border-radius:13px;background:var(--green);display:grid;place-items:center;font-weight:900;flex:none}
    .guide-card h3{font-size:17px;margin:0 0 5px}.guide-card p{font-size:13px;color:var(--muted);margin:0}
    .app-strip{padding:80px 0}.app-panel{border-radius:28px;background:var(--dark);color:#fff;padding:43px 48px;display:grid;grid-template-columns:1fr auto;align-items:center;gap:35px;position:relative;overflow:hidden}
    .app-panel:after{content:"";position:absolute;width:270px;height:270px;border-radius:50%;background:#2a4035;right:80px;top:-160px}
    .app-panel>*{position:relative;z-index:1}.app-panel h2{font-size:30px;margin:9px 0 10px}.app-panel p{color:#c5d2ca;max-width:580px;font-size:14px;margin:0}
    .app-actions{display:flex;gap:10px;align-items:center}.system-note{font-size:11px;color:#a9bdb0;display:block;margin-top:10px;text-align:center}
    .faq-section{padding:80px 0;background:var(--soft)}.faq-list{max-width:820px;margin:30px auto 0}
    details{background:#fff;border:1px solid var(--line);border-radius:15px;margin-bottom:11px;padding:0 22px;transition:var(--ease)}
    details[open]{border-color:#b7d99e;box-shadow:0 8px 24px rgba(27,52,39,.05)}
    summary{list-style:none;cursor:pointer;padding:19px 0;font-weight:800;display:flex;justify-content:space-between;gap:15px}
    summary::-webkit-details-marker{display:none}summary:after{content:"+";color:var(--green-deep);font-size:22px;font-weight:400;line-height:1}
    details[open] summary:after{content:"−"}details p{color:var(--muted);font-size:14px;padding:0 28px 20px 0;margin:0}
    .cta{padding:82px 0}.cta-box{background:var(--green);border-radius:27px;padding:43px 48px;display:flex;justify-content:space-between;align-items:center;gap:25px}.cta-box h2{font-size:30px;line-height:1.3;margin:0 0 7px}.cta-box p{margin:0;color:#50643e;font-size:14px}
    .site-footer{background:var(--dark);color:#fff;padding:61px 0 25px}.footer-main{display:grid;grid-template-columns:1.8fr repeat(3,1fr);gap:35px;padding-bottom:45px;border-bottom:1px solid #3b4a43}.footer-brand .logo{margin-bottom:18px}.footer-brand p{color:#acbcb1;font-size:13px;max-width:290px;margin:0}.footer-title{font-size:13px;font-weight:800;color:#dff5c2;margin-bottom:16px}.footer-links{display:grid;gap:9px}.footer-links a{font-size:13px;color:#a8b8ae;transition:var(--ease)}.footer-links a:hover{color:var(--green)}.footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:22px;color:#83968a;font-size:12px}.footer-bottom span:last-child{display:flex;gap:20px}.footer-bottom a:hover{color:var(--green)}
    .btn:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid rgba(113,185,52,.5);outline-offset:3px}
    @media(max-width:1024px){.header-inner{gap:16px}.logo{min-width:220px}.main-nav a{padding:8px 9px}.featured-game{grid-template-columns:1fr 1fr}.footer-main{grid-template-columns:1.5fr repeat(3,1fr)}}
    @media(max-width:768px){.site-header{height:70px}.header-inner{justify-content:space-between}.main-nav{display:none;position:absolute;left:20px;right:20px;top:78px;background:#fff;padding:12px;border:1px solid var(--line);border-radius:17px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.main-nav.open{display:flex}.main-nav a{padding:11px 14px}.menu-toggle{display:block}.header-action{padding:9px 12px;font-size:12px}.logo{min-width:0}.logo-text{font-size:15px}.page-hero{padding:57px 0}.section,.guide-section,.app-strip,.faq-section,.cta{padding:62px 0}.featured-game{grid-template-columns:1fr}.featured-art{min-height:220px}.featured-copy{padding:30px}.game-grid{grid-template-columns:repeat(2,1fr)}.guide-grid{grid-template-columns:1fr}.app-panel{grid-template-columns:1fr;padding:33px}.cta-box{display:block;padding:33px}.cta-box .btn{margin-top:22px}.footer-main{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}}
    @media(max-width:520px){.container{width:min(100% - 28px,1160px)}.page-hero h1{font-size:38px;letter-spacing:-1.5px}.page-hero p{font-size:15px}.section-head{display:block}.section-head h2{font-size:28px}.section-head p{margin-top:10px}.game-grid{grid-template-columns:1fr}.game-card:first-child{grid-column:auto}.app-actions{align-items:stretch;flex-direction:column}.app-actions .btn{width:100%}.footer-main{grid-template-columns:1fr 1fr;gap:28px}.footer-bottom{display:block}.footer-bottom span{display:block;margin-bottom:10px}.footer-bottom span:last-child{display:flex;flex-wrap:wrap;gap:12px}.logo-text small{letter-spacing:1px}}

/* roulang page: category2 */
:root{
      --ink:#17211f;
      --muted:#687572;
      --soft:#f4f7f3;
      --paper:#fff;
      --line:#dfe8e2;
      --green:#b9ef54;
      --green-deep:#71b934;
      --orange:#ff805d;
      --dark:#182320;
      --dark-2:#23312d;
      --radius:22px;
      --shadow:0 18px 50px rgba(27,52,39,.09);
      --ease:all .28s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:Inter,"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:#fbfcfa;line-height:1.7}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input{font:inherit}
    button{border:0;cursor:pointer}
    .container{width:min(1160px,calc(100% - 40px));margin:auto}
    .site-header{height:78px;background:rgba(251,252,250,.94);border-bottom:1px solid rgba(223,232,226,.85);position:sticky;top:0;z-index:20;backdrop-filter:blur(14px)}
    .header-inner{height:100%;display:flex;align-items:center;gap:38px}
    .logo{display:flex;align-items:center;gap:11px;min-width:265px}
    .logo-mark{width:38px;height:38px;border-radius:12px;background:var(--green);display:grid;place-items:center;color:var(--dark);font-size:18px;font-weight:900;box-shadow:5px 5px 0 #dff8ae}
    .logo-text{font-weight:850;letter-spacing:-.5px;font-size:17px;white-space:nowrap}
    .logo-text small{display:block;color:var(--muted);font-size:10px;letter-spacing:1.8px;line-height:1.2;margin-top:1px}
    .main-nav{display:flex;align-items:center;gap:7px;flex:1}
    .main-nav a{font-size:14px;color:#52605c;padding:9px 14px;border-radius:12px;position:relative;transition:var(--ease);white-space:nowrap}
    .main-nav a:hover,.main-nav a.active{color:var(--ink);background:#eef6e9}
    .main-nav a.active:after{content:"";position:absolute;bottom:2px;left:14px;width:18px;height:3px;border-radius:3px;background:var(--green-deep)}
    .header-action{background:var(--dark);color:#fff;padding:11px 18px;border-radius:13px;font-size:13px;font-weight:750;transition:var(--ease);white-space:nowrap}
    .header-action:hover{background:var(--green-deep);transform:translateY(-2px)}
    .menu-toggle{display:none;background:transparent;font-size:25px;color:var(--dark)}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:48px;padding:0 21px;border-radius:14px;font-size:14px;font-weight:800;transition:var(--ease);border:1px solid transparent}
    .btn-primary{background:var(--green);color:var(--dark);box-shadow:0 7px 0 #92cf42}
    .btn-primary:hover{transform:translateY(2px);box-shadow:0 4px 0 #92cf42;background:#c8f86d}
    .btn-outline{border-color:var(--line);background:#fff;color:var(--ink)}
    .btn-outline:hover{border-color:var(--green-deep);background:#f3faeb}
    .btn-dark{background:var(--dark);color:#fff}
    .btn-dark:hover{background:var(--green-deep);transform:translateY(-2px)}
    .btn:focus-visible,a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid rgba(113,185,52,.5);outline-offset:3px}
    .page-hero{padding:82px 0 76px;background:var(--soft);border-bottom:1px solid var(--line);position:relative;overflow:hidden}
    .page-hero:after{content:"NEWS";position:absolute;right:4%;bottom:-42px;font-size:180px;line-height:1;font-weight:950;color:rgba(185,239,84,.25);letter-spacing:-10px;pointer-events:none}
    .hero-copy{position:relative;z-index:1;max-width:750px}
    .eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:8px;color:#588f30;font-size:12px;font-weight:800;letter-spacing:1.3px;text-transform:uppercase}
    .eyebrow:before,.section-kicker:before{content:"";width:24px;height:3px;border-radius:3px;background:var(--orange)}
    .page-hero h1{font-size:clamp(36px,5vw,64px);line-height:1.15;letter-spacing:-2.5px;margin:18px 0 20px}
    .page-hero h1 em{font-style:normal;color:#6eae32}
    .hero-lead{max-width:680px;color:var(--muted);font-size:17px;line-height:1.9;margin:0}
    .hero-tools{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
    .section{padding:88px 0}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:30px}
    .section-head h2{font-size:34px;letter-spacing:-1.2px;line-height:1.25;margin:10px 0 0}
    .section-head p{color:var(--muted);max-width:480px;font-size:14px;margin:0}
    .filter-bar{display:flex;gap:9px;flex-wrap:wrap;margin-bottom:30px}
    .filter-btn{padding:9px 16px;border:1px solid var(--line);border-radius:30px;background:#fff;color:#65726e;font-size:13px;transition:var(--ease)}
    .filter-btn:hover,.filter-btn.active{background:var(--dark);border-color:var(--dark);color:#fff}
    .news-feature{display:grid;grid-template-columns:1.1fr .9fr;min-height:350px;background:#fff;border:1px solid var(--line);border-radius:26px;overflow:hidden;box-shadow:var(--shadow)}
    .feature-art{min-height:350px;background:linear-gradient(135deg,#24382f,#6da83c 55%,#d8f477);position:relative;padding:30px;overflow:hidden;color:#fff}
    .feature-art:before{content:"C7 NEWS";position:absolute;right:-14px;bottom:-28px;font-size:100px;font-weight:950;line-height:1;color:rgba(255,255,255,.16)}
    .feature-art:after{content:"";position:absolute;width:190px;height:190px;border:26px solid rgba(185,239,84,.45);border-radius:50%;right:45px;top:55px}
    .art-label{position:relative;z-index:1;display:inline-flex;padding:6px 11px;border-radius:20px;background:rgba(255,255,255,.16);font-size:11px;letter-spacing:1px}
    .feature-content{padding:38px 40px;display:flex;flex-direction:column;justify-content:center}
    .news-meta{display:flex;align-items:center;gap:12px;color:#7d8985;font-size:12px;margin-bottom:13px}
    .news-tag{color:#5f9b31;font-weight:800}
    .feature-content h3{font-size:28px;line-height:1.4;letter-spacing:-.7px;margin:0 0 15px}
    .feature-content p{color:var(--muted);font-size:14px;margin:0 0 24px}
    .news-layout{display:grid;grid-template-columns:1fr 330px;gap:46px;align-items:start;margin-top:56px}
    .news-list{display:flex;flex-direction:column}
    .news-item{display:grid;grid-template-columns:92px 1fr auto;gap:22px;align-items:center;padding:22px 0;border-bottom:1px solid var(--line);transition:var(--ease)}
    .news-item:first-child{border-top:1px solid var(--line)}
    .news-item:hover{padding-left:9px}
    .date-box{width:78px;height:70px;background:var(--soft);border-radius:16px;display:flex;flex-direction:column;justify-content:center;align-items:center;color:var(--muted);font-size:11px;line-height:1.3}
    .date-box strong{font-size:24px;color:var(--dark);line-height:1.1}
    .news-item h3{font-size:17px;line-height:1.45;margin:0 0 5px}
    .news-item h3 a:hover{color:var(--green-deep)}
    .news-item p{font-size:13px;color:var(--muted);margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
    .item-arrow{font-size:22px;color:#91a099;transition:var(--ease)}
    .news-item:hover .item-arrow{color:var(--green-deep);transform:translateX(5px)}
    .side-panel{background:var(--dark);border-radius:24px;padding:27px;color:#fff}
    .side-panel h3{font-size:20px;margin:0 0 10px}
    .side-panel p{font-size:13px;color:#b7c7bd;margin:0 0 22px}
    .topic-list{list-style:none;padding:0;margin:0}
    .topic-list li{border-top:1px solid rgba(255,255,255,.13)}
    .topic-list a{display:flex;justify-content:space-between;align-items:center;padding:14px 0;color:#e3eee4;font-size:14px;transition:var(--ease)}
    .topic-list a:hover{color:var(--green);padding-left:5px}
    .topic-list span{font-size:18px;color:#8da091}
    .info-strip{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:30px 0}
    .info-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
    .info-card{display:flex;gap:16px;align-items:flex-start}
    .info-icon{width:44px;height:44px;flex:none;border-radius:14px;background:#eff8e5;color:#5f9c31;display:grid;place-items:center;font-size:20px;font-weight:900}
    .info-card h3{font-size:16px;margin:0 0 3px}
    .info-card p{font-size:13px;color:var(--muted);margin:0}
    .faq-section{background:var(--soft)}
    .faq-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px}
    .faq-intro h2{font-size:34px;line-height:1.3;margin:11px 0 15px}
    .faq-intro p{color:var(--muted);font-size:14px}
    .faq-list details{background:#fff;border:1px solid var(--line);border-radius:15px;margin-bottom:11px;padding:0 20px;transition:var(--ease)}
    .faq-list details[open]{border-color:#b7d99e;box-shadow:0 8px 22px rgba(27,52,39,.05)}
    .faq-list summary{cursor:pointer;list-style:none;padding:17px 0;font-size:15px;font-weight:800;display:flex;justify-content:space-between;align-items:center}
    .faq-list summary::-webkit-details-marker{display:none}
    .faq-list summary:after{content:"+";font-size:22px;color:var(--green-deep);font-weight:400}
    .faq-list details[open] summary:after{content:"−"}
    .faq-list details p{border-top:1px solid var(--line);padding:14px 0 17px;margin:0;color:var(--muted);font-size:13px}
    .cta-band{padding:62px 0;background:var(--dark);color:#fff}
    .cta-inner{display:flex;align-items:center;justify-content:space-between;gap:30px}
    .cta-inner h2{font-size:31px;line-height:1.3;margin:8px 0 10px;letter-spacing:-1px}
    .cta-inner p{color:#b9c9bf;margin:0;font-size:14px}
    .cta-actions{display:flex;gap:11px;flex-wrap:wrap}
    .site-footer{background:var(--dark);color:#fff;border-top:1px solid rgba(255,255,255,.1);padding:55px 0 22px}
    .footer-main{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:35px;padding-bottom:43px}
    .footer-brand .logo-text{color:#fff}
    .footer-brand p{color:#aebdb3;font-size:13px;max-width:280px;margin:19px 0 0}
    .footer-title{font-size:13px;font-weight:800;color:var(--green);margin-bottom:15px}
    .footer-links{display:flex;flex-direction:column;gap:8px}
    .footer-links a{font-size:13px;color:#b9c7bd;transition:var(--ease)}
    .footer-links a:hover{color:var(--green);padding-left:4px}
    .footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:19px;display:flex;justify-content:space-between;gap:20px;color:#84968a;font-size:11px}
    .footer-bottom span:last-child{display:flex;gap:18px}
    .footer-bottom a:hover{color:var(--green)}
    @media(max-width:1024px){
      .header-inner{gap:16px}.logo{min-width:225px}.main-nav a{padding:8px 9px;font-size:13px}
      .news-layout{grid-template-columns:1fr 280px;gap:28px}.faq-grid{gap:35px}
    }
    @media(max-width:768px){
      .container{width:min(100% - 30px,600px)}
      .site-header{height:70px}.header-inner{justify-content:space-between}.main-nav{display:none;position:absolute;left:15px;right:15px;top:77px;background:#fff;padding:12px;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
      .main-nav.open{display:flex}.main-nav a{padding:12px 14px}.header-action{padding:9px 12px;font-size:12px}.menu-toggle{display:block}
      .logo{min-width:0}.logo-text{font-size:15px}.logo-text small{font-size:9px}
      .page-hero{padding:60px 0}.page-hero:after{font-size:105px;bottom:-15px}.page-hero h1{letter-spacing:-1.5px}
      .section{padding:64px 0}.section-head{display:block}.section-head p{margin-top:12px}
      .news-feature{grid-template-columns:1fr}.feature-art{min-height:220px}.feature-content{padding:28px 24px}.feature-content h3{font-size:23px}
      .news-layout{display:block;margin-top:40px}.side-panel{margin-top:35px}
      .info-grid{grid-template-columns:1fr;gap:22px}.faq-grid{grid-template-columns:1fr;gap:30px}.cta-inner{display:block}.cta-actions{margin-top:25px}
      .footer-main{grid-template-columns:1.5fr 1fr 1fr;gap:28px}.footer-brand{grid-column:1/-1}.footer-bottom{display:block}.footer-bottom span{display:block}.footer-bottom span:last-child{margin-top:10px}
    }
    @media(max-width:520px){
      .header-action{display:none}.page-hero h1{font-size:35px}.hero-lead{font-size:15px}
      .news-item{grid-template-columns:65px 1fr;gap:13px}.date-box{width:62px;height:62px}.date-box strong{font-size:21px}.item-arrow{display:none}
      .news-item h3{font-size:15px}.news-item p{font-size:12px}
      .footer-main{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}.footer-bottom span:last-child{gap:12px;flex-wrap:wrap}
    }

/* roulang page: category3 */
:root{
      --ink:#17211f;--muted:#687572;--soft:#f4f7f3;--paper:#fff;
      --line:#dfe8e2;--green:#b9ef54;--green-deep:#71b934;
      --orange:#ff805d;--dark:#182320;--dark-2:#23312d;
      --radius:22px;--shadow:0 18px 50px rgba(27,52,39,.09);
      --ease:all .28s ease
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:Inter,"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:#fbfcfa;line-height:1.7}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input{font:inherit}
    button{border:0;cursor:pointer}
    .container{width:min(1160px,calc(100% - 40px));margin:auto}
    .site-header{height:78px;background:rgba(251,252,250,.94);border-bottom:1px solid rgba(223,232,226,.85);position:sticky;top:0;z-index:20;backdrop-filter:blur(14px)}
    .header-inner{height:100%;display:flex;align-items:center;gap:30px}
    .logo{display:flex;align-items:center;gap:11px;min-width:265px}
    .logo-mark{width:38px;height:38px;border-radius:12px;background:var(--green);display:grid;place-items:center;color:var(--dark);font-size:18px;font-weight:900;box-shadow:5px 5px 0 #dff8ae}
    .logo-text{font-weight:850;letter-spacing:-.5px;font-size:17px;white-space:nowrap}
    .logo-text small{display:block;color:var(--muted);font-size:10px;letter-spacing:1.8px;line-height:1.2;margin-top:1px}
    .main-nav{display:flex;align-items:center;gap:7px;flex:1}
    .main-nav a{font-size:14px;color:#52605c;padding:9px 14px;border-radius:12px;position:relative;transition:var(--ease);white-space:nowrap}
    .main-nav a:hover,.main-nav a.active{color:var(--ink);background:#eef6e9}
    .main-nav a.active:after{content:"";position:absolute;bottom:2px;left:14px;width:18px;height:3px;border-radius:3px;background:var(--green-deep)}
    .header-action{background:var(--dark);color:#fff;padding:11px 18px;border-radius:13px;font-size:13px;font-weight:750;transition:var(--ease);white-space:nowrap}
    .header-action:hover{background:var(--green-deep);transform:translateY(-2px)}
    .menu-toggle{display:none;background:transparent;font-size:25px;color:var(--dark)}
    .page-hero{padding:72px 0 62px;background:var(--soft);border-bottom:1px solid var(--line)}
    .page-hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:70px;align-items:center}
    .eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:8px;color:#588f30;font-size:12px;font-weight:800;letter-spacing:1.3px}
    .eyebrow:before,.section-kicker:before{content:"";width:24px;height:3px;border-radius:3px;background:var(--orange)}
    h1{font-size:clamp(36px,5vw,64px);line-height:1.15;letter-spacing:-2.6px;margin:18px 0 20px}
    h1 em{font-style:normal;color:#6eae32}
    .lead{font-size:17px;color:var(--muted);max-width:590px;line-height:1.9}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:48px;padding:0 21px;border-radius:14px;font-size:14px;font-weight:800;transition:var(--ease);border:1px solid transparent}
    .btn-primary{background:var(--green);color:var(--dark);box-shadow:0 7px 0 #92cf42}
    .btn-primary:hover{transform:translateY(2px);box-shadow:0 4px 0 #92cf42;background:#c8f86d}
    .btn-outline{border-color:var(--line);background:#fff;color:var(--ink)}
    .btn-outline:hover{border-color:var(--green-deep);background:#f3faeb}
    .btn-dark{background:var(--dark);color:#fff}
    .btn-dark:hover{background:var(--green-deep);transform:translateY(-2px)}
    .btn:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid rgba(113,185,52,.5);outline-offset:3px}
    .device-scene{height:330px;background:var(--dark);border-radius:32px;position:relative;overflow:hidden;display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow)}
    .device-scene:before{content:"";position:absolute;width:330px;height:330px;border-radius:50%;background:#2c4739;right:-90px;top:-100px}
    .device-scene:after{content:"";position:absolute;width:160px;height:160px;border-radius:50%;background:var(--green);left:-65px;bottom:-75px;opacity:.8}
    .phone{width:174px;height:284px;background:#f7fbf3;border:8px solid #34453d;border-radius:27px;position:relative;z-index:2;box-shadow:13px 18px 0 rgba(0,0,0,.16);padding:28px 12px 12px}
    .phone:before{content:"";position:absolute;top:9px;left:50%;transform:translateX(-50%);width:54px;height:5px;border-radius:5px;background:#34453d}
    .phone-top{font-size:10px;color:#6eae32;font-weight:900;letter-spacing:1px}
    .phone-screen{margin-top:14px;height:116px;border-radius:14px;background:linear-gradient(145deg,#294337,#9ccc52);padding:13px;color:#fff;position:relative;overflow:hidden}
    .phone-screen strong{font-size:16px;display:block}
    .phone-screen span{font-size:9px}
    .phone-screen b{position:absolute;right:-8px;bottom:-23px;font-size:83px;color:rgba(255,255,255,.18)}
    .phone-line{height:9px;border-radius:8px;background:#dce9d7;margin-top:13px}
    .phone-line.short{width:62%}
    .phone-nav{display:flex;justify-content:space-between;margin-top:25px;color:#70a83a;font-size:9px}
    .section{padding:86px 0}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:32px}
    .section-head h2{font-size:34px;letter-spacing:-1.2px;line-height:1.25;margin:10px 0 0}
    .section-head p{color:var(--muted);max-width:480px;font-size:14px;margin:0}
    .download-panel{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:stretch}
    .download-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:32px;box-shadow:var(--shadow)}
    .download-card h2{font-size:28px;line-height:1.3;margin:12px 0}
    .download-card p{color:var(--muted);font-size:14px}
    .tag-row{display:flex;gap:8px;flex-wrap:wrap;margin:21px 0}
    .tag{display:inline-flex;padding:5px 11px;border-radius:20px;background:#eef6e9;color:#5c9632;font-size:12px;font-weight:750}
    .tag.orange{background:#fff0eb;color:#c9674b}
    .qr-panel{background:var(--dark);border-radius:var(--radius);padding:32px;color:#fff;display:flex;align-items:center;gap:28px;min-height:265px}
    .qr-box{width:148px;height:148px;background:#fff;border-radius:14px;padding:12px;display:grid;grid-template-columns:repeat(7,1fr);gap:3px;flex:none}
    .qr-box i{background:var(--dark);display:block}
    .qr-box i:nth-child(3n),.qr-box i:nth-child(7n){background:var(--green-deep)}
    .qr-copy h3{font-size:22px;margin:0 0 10px}
    .qr-copy p{color:#c3d2c7;font-size:13px;margin:0 0 17px}
    .qr-note{font-size:11px;color:#9eb2a4}
    .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .step{padding:24px 20px;background:#fff;border:1px solid var(--line);border-radius:18px;transition:var(--ease)}
    .step:hover{transform:translateY(-4px);border-color:#b8da9c;box-shadow:var(--shadow)}
    .step-num{width:34px;height:34px;border-radius:11px;background:var(--green);display:grid;place-items:center;font-size:13px;font-weight:900;margin-bottom:18px}
    .step h3{font-size:17px;margin:0 0 8px}
    .step p{font-size:13px;color:var(--muted);margin:0}
    .info-strip{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
    .info-grid{display:grid;grid-template-columns:repeat(3,1fr)}
    .info-item{padding:25px 28px;border-right:1px solid var(--line)}
    .info-item:last-child{border:0}
    .info-item strong{display:block;font-size:18px;margin-bottom:5px}
    .info-item span{font-size:13px;color:var(--muted)}
    .faq-wrap{max-width:850px;margin:auto}
    .faq-item{border-bottom:1px solid var(--line)}
    .faq-item:first-child{border-top:1px solid var(--line)}
    .faq-item summary{list-style:none;padding:22px 4px;font-size:16px;font-weight:800;cursor:pointer;display:flex;justify-content:space-between;align-items:center}
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary:after{content:"+";color:var(--green-deep);font-size:25px;font-weight:400}
    .faq-item[open] summary:after{content:"−";color:var(--orange)}
    .faq-answer{padding:0 40px 22px 4px;color:var(--muted);font-size:14px}
    .cta{padding:58px 0;background:var(--dark);color:#fff}
    .cta-inner{display:flex;justify-content:space-between;align-items:center;gap:30px}
    .cta h2{font-size:31px;line-height:1.3;margin:0 0 8px}
    .cta p{color:#b8c9bc;margin:0;font-size:14px}
    .site-footer{background:var(--dark);color:#fff;border-top:1px solid #35463d;padding:58px 0 20px}
    .footer-main{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:35px;padding-bottom:45px}
    .footer-brand .logo{min-width:0;margin-bottom:18px}
    .footer-brand p{font-size:13px;color:#b8c9bc;max-width:300px;margin:0}
    .footer-title{font-weight:800;font-size:14px;margin:8px 0 15px}
    .footer-links{display:grid;gap:9px}
    .footer-links a,.footer-bottom a{font-size:13px;color:#b8c9bc;transition:var(--ease)}
    .footer-links a:hover,.footer-bottom a:hover{color:var(--green)}
    .footer-bottom{border-top:1px solid #35463d;padding-top:18px;display:flex;justify-content:space-between;gap:20px;color:#91a69a;font-size:12px}
    .footer-bottom span:last-child{display:flex;gap:18px}
    @media(max-width:1024px){.header-inner{gap:15px}.logo{min-width:230px}.main-nav a{padding:9px 8px}.page-hero-grid{gap:35px}.steps{grid-template-columns:repeat(2,1fr)}}
    @media(max-width:768px){
      .site-header{height:70px}.header-inner{justify-content:space-between}.logo{min-width:0}.logo-text{font-size:15px}.main-nav{display:none;position:absolute;top:70px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);padding:12px 20px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.main-nav.open{display:flex}.main-nav a{padding:12px}.header-action{padding:9px 12px;font-size:12px}.menu-toggle{display:block}.page-hero{padding:55px 0}.page-hero-grid,.download-panel{grid-template-columns:1fr}.device-scene{height:300px}.section{padding:68px 0}.section-head{display:block}.section-head p{margin-top:12px}.info-grid{grid-template-columns:1fr}.info-item{border-right:0;border-bottom:1px solid var(--line)}.qr-panel{padding:25px;gap:18px}.footer-main{grid-template-columns:1fr 1fr}.cta-inner{display:block}.cta .btn{margin-top:22px}}
    @media(max-width:520px){
      .container{width:min(100% - 28px,1160px)}h1{font-size:38px}.lead{font-size:15px}.hero-actions .btn{width:100%}.download-card,.qr-panel{padding:22px}.qr-panel{display:block}.qr-box{margin:0 auto 22px}.steps{grid-template-columns:1fr}.footer-main{grid-template-columns:1fr 1fr;gap:25px}.footer-brand{grid-column:1/-1}.footer-bottom{display:block}.footer-bottom span:last-child{margin-top:10px;flex-wrap:wrap}}

/* roulang page: category4 */
:root{
      --ink:#17211f;
      --muted:#687572;
      --soft:#f4f7f3;
      --paper:#fff;
      --line:#dfe8e2;
      --green:#b9ef54;
      --green-deep:#71b934;
      --orange:#ff805d;
      --dark:#182320;
      --dark-2:#23312d;
      --radius:22px;
      --shadow:0 18px 50px rgba(27,52,39,.09);
      --ease:all .28s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:Inter,"Noto Sans SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:#fbfcfa;line-height:1.7}
    a{color:inherit;text-decoration:none}
    button,input{font:inherit}
    button{border:0;cursor:pointer}
    img{display:block;max-width:100%}
    .container{width:min(1160px,calc(100% - 40px));margin:auto}
    .site-header{height:78px;background:rgba(251,252,250,.94);border-bottom:1px solid rgba(223,232,226,.85);position:sticky;top:0;z-index:20;backdrop-filter:blur(14px)}
    .header-inner{height:100%;display:flex;align-items:center;gap:30px}
    .logo{display:flex;align-items:center;gap:11px;min-width:255px}
    .logo-mark{width:38px;height:38px;border-radius:12px;background:var(--green);display:grid;place-items:center;color:var(--dark);font-size:18px;font-weight:900;box-shadow:5px 5px 0 #dff8ae}
    .logo-text{font-weight:850;letter-spacing:-.5px;font-size:17px;white-space:nowrap}
    .logo-text small{display:block;color:var(--muted);font-size:10px;letter-spacing:1.8px;line-height:1.2;margin-top:1px}
    .main-nav{display:flex;align-items:center;gap:5px;flex:1}
    .main-nav a{font-size:14px;color:#52605c;padding:9px 13px;border-radius:12px;position:relative;transition:var(--ease);white-space:nowrap}
    .main-nav a:hover,.main-nav a.active{color:var(--ink);background:#eef6e9}
    .main-nav a.active:after{content:"";position:absolute;bottom:2px;left:13px;width:18px;height:3px;border-radius:3px;background:var(--green-deep)}
    .header-action{background:var(--dark);color:#fff;padding:11px 18px;border-radius:13px;font-size:13px;font-weight:750;transition:var(--ease);white-space:nowrap}
    .header-action:hover{background:var(--green-deep);transform:translateY(-2px)}
    .menu-toggle{display:none;background:transparent;font-size:25px;color:var(--dark)}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:48px;padding:0 21px;border-radius:14px;font-size:14px;font-weight:800;transition:var(--ease);border:1px solid transparent}
    .btn-primary{background:var(--green);color:var(--dark);box-shadow:0 7px 0 #92cf42}
    .btn-primary:hover{transform:translateY(2px);box-shadow:0 4px 0 #92cf42;background:#c8f86d}
    .btn-outline{border-color:var(--line);background:#fff;color:var(--ink)}
    .btn-outline:hover{border-color:var(--green-deep);background:#f3faeb}
    .btn-dark{background:var(--dark);color:#fff}
    .btn-dark:hover{background:var(--green-deep);transform:translateY(-2px)}
    .btn:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid rgba(113,185,52,.5);outline-offset:3px}
    .hero{padding:72px 0 76px;position:relative;overflow:hidden;background:var(--soft)}
    .hero:after{content:"";position:absolute;width:430px;height:430px;border-radius:50%;background:#e6f5ca;right:-170px;top:-170px;z-index:0}
    .hero-grid{display:grid;grid-template-columns:1fr .9fr;gap:70px;align-items:center;position:relative;z-index:1}
    .eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:8px;color:#588f30;font-size:12px;font-weight:800;letter-spacing:1.3px}
    .eyebrow:before,.section-kicker:before{content:"";width:24px;height:3px;border-radius:3px;background:var(--orange)}
    .hero h1{font-size:clamp(36px,5vw,64px);line-height:1.14;letter-spacing:-2.5px;margin:19px 0 22px;max-width:650px}
    .hero h1 em{font-style:normal;color:#6eae32}
    .hero-lead{font-size:17px;color:var(--muted);max-width:570px;line-height:1.9}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:31px}
    .hero-note{display:flex;gap:20px;flex-wrap:wrap;margin-top:26px;color:#7b8984;font-size:12px}
    .hero-note span{display:flex;align-items:center;gap:7px}
    .hero-note i{width:7px;height:7px;border-radius:50%;background:var(--green-deep)}
    .rank-board{background:var(--dark);border-radius:30px;padding:25px;color:#fff;box-shadow:var(--shadow);position:relative;overflow:hidden}
    .rank-board:before{content:"C7";position:absolute;right:-16px;bottom:-52px;font-size:190px;font-weight:900;color:rgba(185,239,84,.12);line-height:1}
    .board-head{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid #3b4d45;padding-bottom:18px;position:relative;z-index:1}
    .board-head strong{font-size:19px}
    .live-dot{font-size:11px;color:#d9efba;display:flex;align-items:center;gap:7px}
    .live-dot:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--green)}
    .rank-list{list-style:none;padding:8px 0 0;margin:0;position:relative;z-index:1}
    .rank-item{display:grid;grid-template-columns:31px 54px 1fr auto;align-items:center;gap:12px;padding:14px 0;border-bottom:1px solid rgba(223,232,226,.12)}
    .rank-item:last-child{border-bottom:0}
    .rank-no{color:var(--green);font-size:20px;font-weight:900;font-style:italic}
    .rank-cover{width:54px;height:54px;border-radius:15px;display:grid;place-items:center;color:#fff;font-size:20px;font-weight:900;background:linear-gradient(135deg,#516f3c,#c4f263)}
    .rank-cover.orange{background:linear-gradient(135deg,#9d5140,#ffab77)}
    .rank-cover.darkgreen{background:linear-gradient(135deg,#294d42,#83c55d)}
    .rank-name{font-weight:800;font-size:14px}
    .rank-type{display:block;color:#a8b8ad;font-size:11px;margin-top:2px}
    .rank-link{color:var(--green);font-size:12px;font-weight:800}
    .section{padding:88px 0}
    .section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:31px}
    .section-head h2{font-size:34px;letter-spacing:-1.2px;line-height:1.25;margin:10px 0 0}
    .section-head p{color:var(--muted);max-width:490px;font-size:14px;margin:0}
    .text-link{font-size:13px;font-weight:800;color:#5f9b31;white-space:nowrap;transition:var(--ease)}
    .text-link:hover{color:var(--orange);padding-right:4px}
    .filter-row{display:flex;gap:9px;flex-wrap:wrap;margin-bottom:28px}
    .filter-row a{padding:9px 16px;border:1px solid var(--line);background:#fff;border-radius:999px;color:var(--muted);font-size:13px;transition:var(--ease)}
    .filter-row a:hover,.filter-row a.active{background:var(--dark);border-color:var(--dark);color:var(--green)}
    .feature-strip{display:grid;grid-template-columns:1.12fr .88fr;min-height:250px;background:#eaf5df;border-radius:26px;overflow:hidden;border:1px solid #d6e8c9;margin-bottom:30px}
    .feature-copy{padding:34px}
    .feature-copy h3{font-size:27px;margin:12px 0 9px;letter-spacing:-.8px}
    .feature-copy p{color:var(--muted);font-size:14px;max-width:500px;margin:0 0 22px}
    .feature-art{background:linear-gradient(135deg,#21372e,#6c9d3d 55%,#d2f36f);position:relative;display:flex;align-items:end;padding:28px;overflow:hidden}
    .feature-art:after{content:"PLAY";position:absolute;right:-10px;bottom:-38px;font-size:120px;font-weight:900;color:rgba(255,255,255,.15)}
    .feature-art span{position:relative;z-index:1;color:#fff;border:1px solid rgba(255,255,255,.45);padding:7px 12px;border-radius:999px;font-size:12px}
    .popular-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .popular-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:17px;transition:var(--ease)}
    .popular-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#b7d99e}
    .cover{height:145px;border-radius:15px;background:linear-gradient(135deg,#314a3d,#91c74a);display:flex;align-items:end;padding:15px;color:#fff;position:relative;overflow:hidden}
    .cover:before{content:"C7";position:absolute;right:8px;top:-25px;font-size:100px;font-weight:900;color:rgba(255,255,255,.16)}
    .cover.orange{background:linear-gradient(135deg,#774337,#ff936b)}
    .cover.teal{background:linear-gradient(135deg,#214e4a,#61c9a3)}
    .cover strong{font-size:18px;position:relative;z-index:1}
    .card-body{padding:17px 2px 2px}
    .tag{display:inline-flex;padding:4px 9px;border-radius:999px;background:#eef7e5;color:#5d9637;font-size:11px;font-weight:800}
    .card-body h3{font-size:18px;margin:10px 0 5px}
    .card-body p{font-size:13px;color:var(--muted);margin:0 0 15px;line-height:1.7}
    .card-foot{display:flex;justify-content:space-between;align-items:center;color:#8b9893;font-size:11px}
    .card-foot a{color:#609b32;font-weight:800;font-size:12px}
    .update-section{background:#fff}
    .update-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
    .update-item{display:grid;grid-template-columns:70px 1fr auto;align-items:center;gap:18px;padding:22px 0;border-bottom:1px solid var(--line)}
    .update-date{color:#76ac43;font-size:12px;font-weight:800}
    .update-date b{display:block;color:var(--ink);font-size:25px;line-height:1.1}
    .update-item h3{font-size:16px;margin:0 0 4px}
    .update-item p{margin:0;color:var(--muted);font-size:13px}
    .update-arrow{font-size:20px;color:var(--green-deep);transition:var(--ease)}
    .update-item:hover .update-arrow{transform:translateX(5px);color:var(--orange)}
    .reason-band{background:var(--dark);color:#fff;padding:76px 0}
    .reason-head{max-width:590px;margin-bottom:34px}
    .reason-head h2{font-size:33px;letter-spacing:-1px;margin:11px 0}
    .reason-head p{color:#b8c8bc;margin:0}
    .reason-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}
    .reason-card{border:1px solid #3a4d43;border-radius:18px;padding:22px;background:#20302b}
    .reason-card b{display:grid;place-items:center;width:35px;height:35px;background:var(--green);border-radius:11px;color:var(--dark);margin-bottom:19px}
    .reason-card h3{font-size:16px;margin:0 0 7px}
    .reason-card p{font-size:13px;color:#b8c8bc;margin:0}
    .faq-grid{display:grid;grid-template-columns:.78fr 1.22fr;gap:70px}
    .faq-intro h2{font-size:34px;line-height:1.25;margin:12px 0}
    .faq-intro p{color:var(--muted);font-size:14px}
    .faq-list details{border-top:1px solid var(--line);padding:18px 0}
    .faq-list details:last-child{border-bottom:1px solid var(--line)}
    .faq-list summary{cursor:pointer;list-style:none;font-weight:800;display:flex;justify-content:space-between;gap:20px}
    .faq-list summary::-webkit-details-marker{display:none}
    .faq-list summary:after{content:"+";font-size:22px;color:var(--green-deep);line-height:1}
    .faq-list details[open] summary:after{content:"−";color:var(--orange)}
    .faq-list p{color:var(--muted);font-size:14px;margin:12px 28px 0 0}
    .cta{padding:0 0 88px}
    .cta-inner{background:var(--green);border-radius:27px;padding:38px 45px;display:flex;justify-content:space-between;align-items:center;gap:25px}
    .cta-inner h2{font-size:29px;margin:0 0 7px;letter-spacing:-.8px}
    .cta-inner p{margin:0;color:#41612d;font-size:14px}
    .cta-actions{display:flex;gap:10px;flex-wrap:wrap}
    .site-footer{background:var(--dark);color:#fff;padding:58px 0 22px}
    .footer-main{display:grid;grid-template-columns:1.8fr 1fr 1fr 1fr;gap:36px;padding-bottom:45px}
    .footer-brand .logo{min-width:0;margin-bottom:19px}
    .footer-brand .logo-text{color:#fff}
    .footer-brand p{max-width:320px;color:#aabbb0;font-size:13px;margin:0}
    .footer-title{font-size:13px;font-weight:800;color:var(--green);margin:7px 0 16px}
    .footer-links{display:flex;flex-direction:column;gap:9px}
    .footer-links a{color:#b5c3ba;font-size:13px;transition:var(--ease)}
    .footer-links a:hover{color:var(--green);padding-left:3px}
    .footer-bottom{border-top:1px solid #34463e;padding-top:19px;display:flex;justify-content:space-between;gap:20px;color:#8fa198;font-size:12px}
    .footer-bottom span:last-child{display:flex;gap:18px}
    .footer-bottom a:hover{color:var(--green)}
    @media(max-width:1024px){
      .header-inner{gap:15px}.logo{min-width:220px}.main-nav a{padding:8px 8px;font-size:13px}
      .hero-grid{gap:38px}.reason-grid{grid-template-columns:repeat(2,1fr)}
    }
    @media(max-width:768px){
      .site-header{height:70px}.header-inner{justify-content:space-between}
      .main-nav{display:none;position:absolute;left:20px;right:20px;top:78px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:10px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}
      .main-nav.open{display:flex}.main-nav a{padding:12px 14px}.header-action{padding:10px 13px}.menu-toggle{display:block}
      .logo{min-width:auto}.logo-text{font-size:15px}.logo-text small{font-size:9px}
      .hero{padding:58px 0}.hero-grid,.feature-strip,.faq-grid{grid-template-columns:1fr;gap:30px}.hero h1{font-size:43px}
      .rank-board{max-width:620px}.feature-art{min-height:180px}.section{padding:65px 0}
      .section-head{display:block}.section-head h2{font-size:29px}.section-head p{margin-top:12px}.section-head .text-link{display:inline-block;margin-top:14px}
      .popular-grid{grid-template-columns:repeat(2,1fr)}.update-grid{grid-template-columns:1fr}.faq-grid{gap:35px}
      .cta-inner{display:block;padding:30px}.cta-actions{margin-top:22px}
      .footer-main{grid-template-columns:repeat(2,1fr)}.footer-brand{grid-column:span 2}
    }
    @media(max-width:520px){
      .container{width:min(100% - 28px,1160px)}.header-action{font-size:11px;padding:9px 10px}.logo-mark{width:34px;height:34px}
      .hero h1{font-size:36px;letter-spacing:-1.6px}.hero-lead{font-size:15px}.hero-actions .btn{width:100%}
      .rank-item{grid-template-columns:26px 46px 1fr auto;gap:8px}.rank-cover{width:46px;height:46px}
      .popular-grid{grid-template-columns:1fr}.feature-copy{padding:26px}.feature-copy h3{font-size:23px}
      .reason-grid{grid-template-columns:1fr}.update-item{grid-template-columns:58px 1fr auto;gap:10px}.update-item p{font-size:12px}
      .cta-inner h2{font-size:24px}.cta-actions .btn{width:100%}.footer-main{grid-template-columns:1fr;gap:24px}.footer-brand{grid-column:auto}
      .footer-bottom{display:block}.footer-bottom span:last-child{margin-top:10px;flex-wrap:wrap}
    }

/* 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}