/* roulang page: index */
:root{
  --coral:#f26a3d;--coral-dark:#d85229;--plum:#2a1b2d;--plum-soft:#4a3850;
  --lime:#b9d95a;--cream:#fff9f0;--apricot:#f8ebdd;--lilac:#f1edf3;
  --white:#fffdf9;--ink:#2a1b2d;--muted:#746b75;--line:#e7dcd4;
  --shadow:0 14px 34px rgba(74,47,40,.09);--shadow-sm:0 7px 18px rgba(74,47,40,.07);
  --r:22px;--r-lg:30px;--wrap:1200px;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--cream);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.72}a{color:inherit;text-decoration:none}button{font:inherit;border:0;cursor:pointer}img{max-width:100%;display:block}.container{width:min(var(--wrap),calc(100% - 48px));margin:auto}.section{padding:92px 0}.eyebrow{display:inline-flex;align-items:center;gap:8px;color:#8f3f2a;font-size:13px;font-weight:800;letter-spacing:.06em}.eyebrow:before{content:"";width:22px;height:3px;border-radius:8px;background:var(--coral)}h1,h2,h3,p{margin-top:0}h1{font-size:clamp(38px,5vw,58px);line-height:1.12;letter-spacing:-.045em}h2{font-size:clamp(28px,3.2vw,39px);line-height:1.25;letter-spacing:-.035em;margin-bottom:15px}h3{font-size:20px;line-height:1.35;margin-bottom:9px}.lead{font-size:17px;color:var(--muted);max-width:690px}.section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:32px}.section-head p{margin:0;color:var(--muted);max-width:530px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:48px;padding:12px 20px;border-radius:14px;font-size:15px;font-weight:800;transition:.22s ease}.btn:hover{transform:translateY(-2px);box-shadow:var(--shadow-sm)}.btn:focus-visible,a:focus-visible,button:focus-visible{outline:3px solid rgba(242,106,61,.45);outline-offset:3px}.btn-primary{background:var(--coral);color:#fff}.btn-primary:hover{background:var(--coral-dark)}.btn-light{background:var(--white);border:1px solid var(--line)}.btn-text{padding:0;color:var(--coral);font-weight:800}.tag{display:inline-flex;align-items:center;padding:4px 10px;border-radius:999px;background:#fde3d8;color:#9e4026;font-size:12px;font-weight:800}.tag.green{background:#e8f1c9;color:#536d12}.tag.purple{background:#e8dfea;color:#684570}
.site-header{position:sticky;top:0;z-index:30;background:rgba(255,249,240,.94);border-bottom:1px solid rgba(231,220,212,.86);backdrop-filter:blur(10px)}.nav{height:76px;display:flex;align-items:center;gap:24px}.brand{display:flex;align-items:center;gap:10px;min-width:218px;font-weight:900;line-height:1.14}.brand-mark{display:grid;place-items:center;width:36px;height:36px;border-radius:12px;background:var(--plum);color:var(--lime);font-size:14px}.brand small{display:block;color:var(--muted);font-weight:700;font-size:11px;margin-top:3px}.nav-links{display:flex;align-items:center;gap:3px;margin-left:auto}.nav-links a{padding:9px 10px;border-radius:10px;font-size:14px;font-weight:750;white-space:nowrap;position:relative}.nav-links a:hover{background:var(--apricot)}.nav-links a.active{background:#fde2d7;color:#a54227}.nav-links a.active:after{content:"";position:absolute;height:3px;left:13px;right:13px;bottom:-12px;border-radius:9px;background:var(--coral)}.nav-cta{margin-left:5px}.menu-toggle{display:none;margin-left:auto;width:42px;height:42px;border-radius:12px;background:var(--apricot);color:var(--plum);font-size:21px}
.hero{padding:62px 0 46px;overflow:hidden}.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:45px;align-items:center}.hero-copy{padding:20px 0}.hero-copy h1{max-width:670px;margin:14px 0 20px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}.hero-visual{position:relative;min-height:485px;background:var(--plum);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow)}.hero-visual:before{content:"";position:absolute;width:270px;height:270px;border:28px solid rgba(185,217,90,.16);border-radius:50%;right:-90px;top:-70px}.pixel-grid{position:absolute;width:180px;height:120px;left:28px;bottom:31px;opacity:.28;background-image:radial-gradient(var(--lime) 2px,transparent 2px);background-size:16px 16px}.arcade{position:absolute;inset:38px 43px 42px 106px;transform:rotate(5deg);border-radius:30px;background:#fff7ee;padding:17px;box-shadow:0 18px 0 rgba(0,0,0,.13)}.arcade-top{display:flex;justify-content:space-between;align-items:center;color:var(--plum);font-size:12px;font-weight:900}.signal{display:flex;gap:4px}.signal i{width:7px;height:7px;border-radius:50%;background:var(--coral)}.signal i:nth-child(2){background:var(--lime)}.signal i:nth-child(3){background:#b99abf}.screen{height:253px;margin-top:13px;border-radius:21px;background:linear-gradient(135deg,#f26a3d 0 43%,#ffb765 43% 57%,#b9d95a 57%);position:relative;overflow:hidden}.screen:before{content:"PG PLAY";position:absolute;color:#fff;font-size:34px;font-weight:900;letter-spacing:-2px;top:25px;left:23px}.screen:after{content:"▶";position:absolute;display:grid;place-items:center;width:68px;height:68px;border-radius:50%;background:#fffdf9;color:var(--coral);right:30px;bottom:32px;font-size:26px}.arcade-bottom{display:flex;align-items:center;justify-content:space-between;padding:16px 5px 0}.pills{display:flex;gap:7px}.pills i{width:18px;height:18px;border-radius:50%;background:var(--coral);box-shadow:25px 0 0 #b9d95a,50px 0 0 #8c6796}.hero-status{display:flex;gap:12px;flex-wrap:wrap;margin-top:38px}.status{display:flex;align-items:center;gap:9px;padding:9px 13px;border-radius:12px;background:var(--white);border:1px solid var(--line);font-size:13px;font-weight:800}.status b{color:var(--coral);font-size:18px}
.steps{padding-top:45px}.step-row{display:grid;grid-template-columns:repeat(3,1fr);gap:0;background:var(--white);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}.step{padding:28px 30px;position:relative}.step+.step{border-left:1px solid var(--line)}.step-no{color:var(--coral);font-weight:900;font-size:13px}.step h3{margin-top:10px}.step p{color:var(--muted);font-size:14px;margin-bottom:0}.step:after{content:"→";position:absolute;right:-10px;top:50%;z-index:1;display:grid;place-items:center;width:20px;height:20px;border-radius:50%;background:var(--coral);color:#fff;font-size:12px}.step:last-child:after{display:none}
.category-mosaic{display:grid;grid-template-columns:1.25fr .85fr .85fr;grid-template-rows:155px 155px;gap:16px}.cat-card{position:relative;overflow:hidden;border-radius:20px;padding:22px;background:var(--white);border:1px solid var(--line);transition:.22s}.cat-card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}.cat-card:first-child{grid-row:span 2;background:var(--plum);color:#fff;padding:32px}.cat-card:nth-child(4){background:var(--apricot)}.cat-card:nth-child(5){background:#e9e4ee}.cat-card:nth-child(6){background:#eef4d8}.cat-card h3{position:relative;z-index:1}.cat-card p{position:relative;z-index:1;font-size:13px;color:inherit;opacity:.76;margin:0;line-height:1.5}.cat-card .arrow{position:absolute;right:18px;bottom:16px;font-size:21px;color:var(--coral)}.cat-card:first-child .arrow{color:var(--lime)}.shape{position:absolute;width:100px;height:100px;border-radius:50%;right:-30px;top:-30px;background:rgba(242,106,61,.16)}.cat-card:first-child .shape{width:190px;height:190px;background:rgba(185,217,90,.16)}
.games-track{display:grid;grid-template-columns:repeat(5,1fr);gap:17px;overflow-x:auto;padding:4px 2px 12px}.game-card{min-width:205px;background:var(--white);border:1px solid var(--line);border-radius:20px;overflow:hidden;transition:.22s}.game-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}.game-cover{height:148px;position:relative;overflow:hidden}.game-cover:before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,#f89962,#f26a3d)}.game-cover.fruit:after{content:"● ● ●";position:absolute;left:27px;top:37px;color:#fff;font-size:43px;letter-spacing:1px}.game-cover.myth:before{background:linear-gradient(135deg,#744b7c,#b896c0)}.game-cover.myth:after{content:"✦";position:absolute;color:#f8e7a5;font-size:86px;left:59px;top:20px}.game-cover.jungle:before{background:linear-gradient(135deg,#73963b,#b9d95a)}.game-cover.jungle:after{content:"◒";position:absolute;color:#fff8e1;font-size:95px;left:57px;top:15px}.game-cover.arcade:before{background:linear-gradient(135deg,#2a1b2d,#77505f)}.game-cover.arcade:after{content:"+  ×";position:absolute;color:#b9d95a;font-size:45px;left:42px;top:38px}.game-cover.ocean:before{background:linear-gradient(135deg,#74b5b7,#386f83)}.game-cover.ocean:after{content:"◈";position:absolute;color:#fff;font-size:82px;left:56px;top:17px}.cover-tag{position:absolute;top:11px;left:11px;background:rgba(255,255,255,.88);padding:3px 8px;border-radius:9px;font-size:11px;font-weight:800;z-index:1}.game-info{padding:17px}.game-info h3{font-size:17px}.game-info p{font-size:13px;color:var(--muted);line-height:1.5;margin-bottom:14px}.game-info .btn{min-height:39px;width:100%;padding:8px;font-size:13px}
spotlight{display:block}.spotlight{background:var(--plum);color:#fff}.spot-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:55px;align-items:center}.spotlight .lead{color:#d9d0db}.check-list{margin:27px 0 0;padding:0;list-style:none}.check-list li{padding:10px 0;border-bottom:1px solid rgba(255,255,255,.13);font-size:15px}.check-list li:before{content:"✓";display:inline-grid;place-items:center;width:20px;height:20px;margin-right:10px;border-radius:50%;background:var(--lime);color:var(--plum);font-weight:900}.stack-ui{position:relative;height:320px}.stack-card{position:absolute;width:74%;right:6%;padding:18px 20px;border-radius:18px;background:#fff9f0;color:var(--plum);box-shadow:0 12px 0 rgba(0,0,0,.16)}.stack-card:nth-child(1){top:12px}.stack-card:nth-child(2){top:104px;right:17%;background:#f8ebdd}.stack-card:nth-child(3){top:196px;right:2%;background:var(--lime)}.stack-card b{display:block;font-size:17px}.stack-card small{color:var(--muted)}
.guide-layout{display:grid;grid-template-columns:.55fr 1.45fr;gap:27px}.guide-tabs{display:flex;flex-direction:column;gap:8px}.guide-tab{padding:15px;border-radius:14px;background:transparent;color:var(--muted);font-weight:800;text-align:left}.guide-tab.active,.guide-tab:hover{background:var(--apricot);color:var(--plum)}.guide-feature{padding:34px;border-radius:var(--r-lg);background:var(--white);border:1px solid var(--line)}.meta-line{display:flex;gap:9px;flex-wrap:wrap;margin-bottom:17px;color:var(--muted);font-size:13px}.guide-feature p{color:var(--muted);max-width:680px}.guide-points{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:25px}.guide-points div{padding:15px;border-radius:14px;background:var(--lilac);font-size:14px;font-weight:800}
.app-zone{background:var(--apricot)}.app-layout{display:grid;grid-template-columns:.82fr 1.18fr;align-items:center;gap:45px}.phone-large{width:270px;height:480px;margin:auto;border:10px solid var(--plum);border-radius:39px;background:var(--white);padding:19px 14px;box-shadow:15px 16px 0 rgba(42,27,45,.12)}.phone-notch{height:16px;width:94px;border-radius:0 0 12px 12px;background:var(--plum);margin:-19px auto 18px}.phone-screen{height:395px;border-radius:23px;background:linear-gradient(160deg,#f26a3d 0 45%,#fff5e8 45%);padding:20px;color:#fff}.phone-screen b{font-size:21px}.mini-panel{margin-top:38px;padding:17px;border-radius:16px;background:#fff;color:var(--plum);font-size:13px}.mini-panel i{display:block;height:7px;border-radius:9px;background:#ede5df;margin:9px 0}.app-details p{color:var(--muted)}.download-row{display:flex;gap:12px;flex-wrap:wrap;margin:25px 0}.version-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.version-strip div{padding:13px;border-radius:13px;background:rgba(255,255,255,.68);font-size:12px;color:var(--muted)}.version-strip b{display:block;color:var(--plum);font-size:14px}
.play-panel{display:grid;grid-template-columns:.7fr 1.3fr;gap:18px}.play-tabs{display:flex;flex-direction:column;gap:8px}.play-tabs button{background:var(--white);border:1px solid var(--line);border-radius:13px;padding:14px;text-align:left;color:var(--plum);font-weight:800}.play-tabs button.active,.play-tabs button:hover{background:#fde2d7;border-color:#f5baa5}.play-content{padding:30px;border-radius:var(--r);background:var(--white);border:1px solid var(--line)}.play-diagram{height:113px;border-radius:15px;background:linear-gradient(90deg,var(--lilac) 0 32%,#fbe1d5 32% 66%,#e8f1c9 66%);margin-bottom:22px}.rule-list{margin:0;padding-left:20px;color:var(--muted)}.notice{margin-top:20px;padding:12px 15px;border-left:4px solid var(--lime);border-radius:0 12px 12px 0;background:#f4f8e7;font-size:14px}
.scene-rail{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:36px}.scene{padding:0 25px 10px;border-left:1px solid var(--line);position:relative}.scene:first-child{border:0}.scene:before{content:"";position:absolute;left:-7px;top:-4px;width:12px;height:12px;border-radius:50%;background:var(--coral)}.scene:first-child:before{left:0}.scene-icon{font-size:28px;margin:22px 0 10px}.scene p{font-size:14px;color:var(--muted);margin-bottom:0}
.news-section{background:var(--white)}.news-layout{display:grid;grid-template-columns:1.05fr .95fr;gap:20px}.featured-news{display:flex;flex-direction:column;justify-content:end;min-height:315px;padding:30px;border-radius:var(--r);background:linear-gradient(145deg,#755768,#2a1b2d);color:#fff;position:relative;overflow:hidden}.featured-news:before{content:"";position:absolute;width:200px;height:200px;border:22px solid rgba(185,217,90,.22);border-radius:50%;right:-58px;top:-60px}.featured-news>*{position:relative}.featured-news p{color:#ded3df;margin-bottom:18px}.featured-news .tag{width:max-content}.news-list{display:flex;flex-direction:column;gap:10px}.news-item{display:block;padding:16px 17px;border:1px solid var(--line);border-radius:16px;background:var(--cream);transition:.2s}.news-item:hover{background:#fff2e9;transform:translateX(3px)}.news-item h3{font-size:16px;margin:8px 0 5px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.news-item p{font-size:13px;line-height:1.5;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin:0}.news-foot{margin-top:8px;display:flex;justify-content:space-between;color:var(--muted);font-size:12px}.empty-state{padding:38px;text-align:center;border:1px dashed #d7c5ba;border-radius:var(--r);background:var(--cream)}.empty-icon{font-size:36px}.empty-state p{color:var(--muted)}
.updates{background:var(--lilac)}.timeline{max-width:900px;margin:auto;position:relative}.timeline:before{content:"";position:absolute;left:110px;top:4px;bottom:4px;width:1px;background:#d3c7d7}.update{display:grid;grid-template-columns:90px 1fr;gap:30px;position:relative;padding:0 0 30px}.update-date{font-size:13px;color:var(--muted);text-align:right}.update-body{position:relative;padding:18px 20px;border-radius:17px;background:#fffdf9}.update-body:before{content:"";position:absolute;width:13px;height:13px;left:-37px;top:23px;border-radius:50%;background:var(--coral);border:3px solid var(--lilac)}.update-body h3{font-size:17px;margin:9px 0 5px}.update-body p{font-size:14px;color:var(--muted);margin:0}
.safety-grid{display:grid;grid-template-columns:1fr .9fr;gap:50px;align-items:center}.safety-copy p{color:var(--muted)}.safety-list{padding:0;list-style:none}.safety-list li{padding:12px 0;border-bottom:1px solid var(--line);font-size:15px}.safety-list li:before{content:"◆";color:var(--coral);margin-right:10px;font-size:11px}.check-card{padding:30px;border-radius:var(--r-lg);background:var(--plum);color:#fff}.check-card h3{font-size:24px}.check-card label{display:flex;gap:10px;padding:12px 0;border-bottom:1px solid rgba(255,255,255,.14);font-size:14px}.check-card input{accent-color:var(--lime);width:17px;height:17px;margin-top:4px}
.faq-wrap{max-width:900px;margin:auto}.faq{border-top:1px solid var(--line)}.faq-item{border-bottom:1px solid var(--line)}.faq-q{width:100%;display:flex;justify-content:space-between;align-items:center;gap:20px;padding:20px 3px;text-align:left;background:none;color:var(--plum);font-weight:850;font-size:17px}.faq-q span:last-child{font-size:24px;color:var(--coral);transition:.2s}.faq-a{display:grid;grid-template-rows:0fr;transition:grid-template-rows .25s ease}.faq-a>div{overflow:hidden}.faq-a p{margin:0;padding:0 3px 20px;color:var(--muted);font-size:15px}.faq-item.open .faq-a{grid-template-rows:1fr}.faq-item.open .faq-q span:last-child{transform:rotate(45deg)}
.cta-box{display:grid;grid-template-columns:1.2fr .8fr;gap:35px;align-items:center;padding:40px 46px;border-radius:var(--r-lg);background:var(--apricot);border:1px solid #efd7c6}.cta-box h2{margin-bottom:9px}.cta-box p{margin:0;color:var(--muted)}.cta-actions{padding:22px;border-radius:18px;background:var(--white);display:flex;flex-direction:column;gap:11px}.cta-actions small{text-align:center;color:var(--muted);font-size:12px}
.footer{padding:58px 0 24px;background:var(--plum);color:#fff}.footer-grid{display:grid;grid-template-columns:1.3fr .7fr .8fr;gap:35px;padding-bottom:38px}.footer .brand{color:#fff}.footer .brand small{color:#cfc4d1}.footer p{color:#cfc4d1;font-size:14px;max-width:410px}.footer h3{font-size:15px;color:var(--lime);margin-bottom:12px}.footer-links{display:flex;flex-direction:column;gap:8px}.footer-links a{color:#ded4e0;font-size:14px}.footer-links a:hover{color:var(--lime)}.footer-bottom{padding-top:19px;border-top:1px solid rgba(255,255,255,.14);display:flex;justify-content:space-between;gap:15px;color:#c8bdcb;font-size:12px}
@media(max-width:1024px){.nav-links{gap:0}.nav-links a{padding:8px 7px;font-size:13px}.hero-grid,.spot-grid,.app-layout{gap:28px}.games-track{grid-template-columns:repeat(5,220px)}}
@media(max-width:768px){.container{width:min(100% - 32px,var(--wrap))}.section{padding:64px 0}.nav{height:67px}.nav-cta{display:none}.menu-toggle{display:block}.nav-links{display:none;position:absolute;top:67px;left:16px;right:16px;padding:12px;background:var(--white);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.nav-links.open{display:flex}.nav-links a{padding:12px}.nav-links a.active:after{display:none}.hero{padding-top:34px}.hero-grid,.spot-grid,.app-layout,.safety-grid,.cta-box,.news-layout{grid-template-columns:1fr}.hero-visual{min-height:370px}.arcade{inset:31px 26px 30px 55px}.screen{height:200px}.hero-status{margin-top:25px}.step-row{grid-template-columns:1fr}.step+.step{border-left:0;border-top:1px solid var(--line)}.step:after{content:"↓";right:auto;left:50%;top:auto;bottom:-10px}.category-mosaic{grid-template-columns:1fr 1fr;grid-template-rows:180px 145px 145px}.cat-card:first-child{grid-column:span 2;grid-row:span 1}.guide-layout,.play-panel{grid-template-columns:1fr}.guide-tabs,.play-tabs{flex-direction:row;overflow-x:auto}.guide-tab,.play-tabs button{white-space:nowrap}.guide-points{grid-template-columns:1fr}.phone-large{height:410px;width:235px}.phone-screen{height:326px}.scene-rail{grid-template-columns:1fr 1fr;gap:22px}.scene{border-left:0;border-top:1px solid var(--line);padding:17px 10px 0}.scene:before{left:10px;top:-7px}.scene:first-child:before{left:10px}.timeline:before{left:7px}.update{grid-template-columns:1fr;padding-left:27px;gap:4px}.update-date{text-align:left}.update-body:before{left:-27px}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:first-child{grid-column:span 2}}
@media(max-width:520px){h1{font-size:34px}.section-head{display:block}.section-head p{margin-top:8px}.hero-actions,.download-row{flex-direction:column}.hero-actions .btn,.download-row .btn{width:100%}.hero-visual{min-height:315px}.arcade{inset:22px 17px 24px 35px;padding:12px}.screen{height:164px}.screen:before{font-size:25px}.screen:after{width:52px;height:52px;right:18px;bottom:18px}.category-mosaic{gap:11px}.cat-card{padding:17px}.cat-card:first-child{padding:22px}.games-track{margin-right:-16px}.version-strip{grid-template-columns:1fr}.scene-rail{grid-template-columns:1fr}.featured-news{min-height:270px;padding:24px}.cta-box{padding:27px 22px}.footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}.footer-bottom{display:block}.footer-bottom span{display:block;margin-bottom:7px}}

/* roulang page: article */
:root{
  --coral:#f26a3d;--coral-dark:#d85229;--plum:#2a1b2d;--plum-soft:#4a3850;
  --lime:#b9d95a;--cream:#fff9f0;--apricot:#f8ebdd;--lilac:#f1edf3;
  --white:#fffdf9;--ink:#2a1b2d;--muted:#746b75;--line:#e7dcd4;
  --shadow:0 14px 34px rgba(74,47,40,.09);--shadow-sm:0 7px 18px rgba(74,47,40,.07);
  --r:22px;--r-lg:30px;--wrap:1200px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--cream);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.72}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button{font:inherit;border:0;cursor:pointer}
.container{width:min(var(--wrap),calc(100% - 48px));margin:auto}
.section{padding:72px 0}
.site-header{position:sticky;top:0;z-index:30;background:rgba(255,249,240,.94);border-bottom:1px solid rgba(231,220,212,.86);backdrop-filter:blur(10px)}
.nav{height:76px;display:flex;align-items:center;gap:24px}
.brand{display:flex;align-items:center;gap:10px;min-width:218px;font-weight:900;line-height:1.14}
.brand-mark{display:grid;place-items:center;width:36px;height:36px;border-radius:12px;background:var(--plum);color:var(--lime);font-size:14px}
.brand small{display:block;color:var(--muted);font-weight:700;font-size:11px;margin-top:3px}
.nav-links{display:flex;align-items:center;gap:3px;margin-left:auto}
.nav-links a{padding:9px 10px;border-radius:10px;font-size:14px;font-weight:750;white-space:nowrap;position:relative;transition:.2s ease}
.nav-links a:hover{background:var(--apricot)}
.nav-links a.active{background:#fde2d7;color:#a54227}
.nav-links a.active:after{content:"";position:absolute;height:3px;left:13px;right:13px;bottom:-12px;border-radius:9px;background:var(--coral)}
.nav-cta{margin-left:5px}
.menu-toggle{display:none;margin-left:auto;width:42px;height:42px;border-radius:12px;background:var(--apricot);color:var(--plum);font-size:21px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:48px;padding:12px 20px;border-radius:14px;font-size:15px;font-weight:800;transition:.22s ease}
.btn:hover{transform:translateY(-2px);box-shadow:var(--shadow-sm)}
.btn:focus-visible,a:focus-visible,button:focus-visible{outline:3px solid rgba(242,106,61,.45);outline-offset:3px}
.btn-primary{background:var(--coral);color:#fff}
.btn-primary:hover{background:var(--coral-dark)}
.btn-light{background:var(--white);border:1px solid var(--line)}
.btn-text{padding:0;color:var(--coral);font-weight:800}
.tag{display:inline-flex;align-items:center;padding:4px 10px;border-radius:999px;background:#fde3d8;color:#9e4026;font-size:12px;font-weight:800}
.tag.green{background:#e8f1c9;color:#536d12}
.tag.purple{background:#e8dfea;color:#684570}
.article-hero{padding:46px 0 40px;background:linear-gradient(180deg,var(--apricot) 0%,var(--cream) 100%)}
.breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;margin-bottom:20px;color:var(--muted);font-size:13px}
.breadcrumb span{color:#b09fa5}
.article-head{max-width:900px}
.article-head h1{margin:15px 0 19px;font-size:clamp(32px,4.3vw,54px);line-height:1.24;letter-spacing:-.04em;font-weight:900}
.article-desc{max-width:760px;margin:0;color:var(--muted);font-size:17px}
.article-meta{display:flex;flex-wrap:wrap;gap:11px 18px;margin-top:23px;color:var(--muted);font-size:13px}
.article-meta strong{color:var(--plum)}
.article-shell{display:grid;grid-template-columns:minmax(0,800px) 260px;justify-content:space-between;gap:64px;align-items:start}
.article-main{min-width:0}
.reading-card{padding:25px 28px;background:var(--apricot);border:1px solid #efd9c9;border-radius:var(--r)}
.reading-card h2,.section-title{margin:0 0 13px;font-size:24px;font-weight:900;letter-spacing:-.025em}
.reading-card p{margin:0;color:#604d52}
.topic-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.toc{padding:22px 24px;border:1px solid var(--line);border-radius:var(--r);background:var(--white)}
.toc h2{font-size:18px;margin:0 0 10px}
.toc ul{margin:0;padding-left:18px;color:var(--muted)}
.toc li{padding:4px 0}
.toc a:hover{color:var(--coral)}
.article-content{padding:8px 2px;font-size:16px;color:#443940;overflow-wrap:anywhere}
.article-content h2{margin:48px 0 17px;font-size:28px;line-height:1.35;font-weight:900;color:var(--plum)}
.article-content h3{margin:31px 0 12px;font-size:21px;font-weight:900}
.article-content p{margin:0 0 20px}
.article-content ul,.article-content ol{padding-left:23px;margin:0 0 22px}
.article-content li{margin:7px 0}
.article-content blockquote{margin:28px 0;padding:19px 22px;border-left:4px solid var(--coral);border-radius:0 16px 16px 0;background:#fff3eb;color:#68453d}
.article-content img{margin:27px auto;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow-sm)}
.article-content table{width:100%;margin:25px 0;border-collapse:separate;border-spacing:0;border:1px solid var(--line);border-radius:15px;overflow:hidden;background:var(--white)}
.article-content th,.article-content td{padding:12px 14px;border-bottom:1px solid var(--line);text-align:left}
.article-content th{background:var(--lilac);font-weight:800}
.article-content tr:last-child td{border-bottom:0}
.article-aside{position:sticky;top:102px}
.aside-box{padding:22px;background:var(--white);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow-sm)}
.aside-box h2{margin:0 0 13px;font-size:18px;font-weight:900}
.aside-box a{display:block;padding:9px 0;border-bottom:1px solid var(--line);font-size:14px;color:var(--muted);transition:.2s}
.aside-box a:last-child{border-bottom:0}
.aside-box a:hover{color:var(--coral);padding-left:4px}
.recommend-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.article-card{display:flex;flex-direction:column;min-height:235px;padding:22px;border:1px solid var(--line);border-radius:20px;background:var(--white);transition:.22s ease}
.article-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.article-card h3{margin:16px 0 10px;font-size:19px;line-height:1.45;font-weight:900}
.article-card p{margin:0;color:var(--muted);font-size:14px;line-height:1.65}
.article-card .card-bottom{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-top:auto;padding-top:18px;color:var(--muted);font-size:12px}
.continue-bar{display:flex;align-items:center;justify-content:space-between;gap:22px;padding:25px 28px;border-radius:var(--r);background:var(--plum);color:#fff}
.continue-bar h2{margin:0 0 4px;font-size:22px;font-weight:900}
.continue-bar p{margin:0;color:#d9d0db;font-size:14px}
.continue-actions{display:flex;gap:10px;flex-wrap:wrap}
.notice{padding:24px 28px;border:1px solid var(--line);border-radius:var(--r);background:var(--lilac)}
.notice h2{margin:0 0 8px;font-size:20px;font-weight:900}
.notice p{margin:0;color:var(--muted)}
.empty-state{padding:62px 24px;border:1px dashed #d8c4b9;border-radius:var(--r-lg);background:var(--white);text-align:center}
.empty-icon{display:grid;place-items:center;width:62px;height:62px;margin:0 auto 18px;border-radius:20px;background:var(--apricot);font-size:27px}
.empty-state h2{margin:0 0 8px;font-size:25px;font-weight:900}
.empty-state p{margin:0 0 22px;color:var(--muted)}
.footer{padding:60px 0 20px;background:var(--plum);color:#fff}
.footer-grid{display:grid;grid-template-columns:1.4fr .8fr .8fr;gap:58px}
.footer .brand{color:#fff}
.footer .brand small{color:#c9becd}
.footer p{max-width:360px;color:#cfc5d0;font-size:14px}
.footer h3{margin:0 0 15px;color:var(--lime);font-size:15px;font-weight:900}
.footer-links{display:grid;gap:9px}
.footer-links a{color:#ddd2df;font-size:14px;transition:.2s}
.footer-links a:hover{color:var(--lime);padding-left:3px}
.footer-bottom{display:flex;justify-content:space-between;gap:18px;margin-top:42px;padding-top:19px;border-top:1px solid rgba(255,255,255,.14);color:#c3b7c6;font-size:12px}
@media(max-width:1024px){
  .nav-links a{padding:8px 7px;font-size:13px}.nav-cta{display:none}
  .article-shell{grid-template-columns:minmax(0,760px);justify-content:start}.article-aside{display:none}
  .recommend-grid{grid-template-columns:repeat(3,1fr)}
}
@media(max-width:768px){
  .container{width:min(100% - 32px,var(--wrap))}.section{padding:54px 0}
  .nav{height:67px}.brand{min-width:0;font-size:14px}.brand small{font-size:10px}
  .menu-toggle{display:grid;place-items:center}.nav-links{display:none;position:absolute;top:67px;left:16px;right:16px;padding:12px;background:var(--white);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);margin:0}
  .nav-links.open{display:grid}.nav-links a{padding:11px 12px}.nav-links a.active:after{display:none}
  .article-hero{padding:34px 0 28px}.article-head h1{font-size:34px}.article-desc{font-size:16px}
  .article-shell{gap:38px}.reading-card{padding:21px}.article-content h2{font-size:25px}
  .recommend-grid{grid-template-columns:1fr}.continue-bar{align-items:flex-start;flex-direction:column;padding:24px}
  .footer-grid{grid-template-columns:1fr;gap:28px}.footer-bottom{flex-direction:column;gap:5px}
}
@media(max-width:520px){
  body{font-size:15px}.article-head h1{font-size:30px}.article-meta{gap:6px 13px}
  .section{padding:48px 0}.reading-card,.toc,.notice{padding:19px}
  .article-content{font-size:15px}.article-content h2{font-size:23px}.article-content table{display:block;overflow-x:auto;white-space:nowrap}
  .continue-actions,.continue-actions .btn{width:100%}.btn{width:100%}.article-card{min-height:0}
}

/* roulang page: category1 */
:root{
  --coral:#f26a3d;--coral-dark:#d85229;--plum:#2a1b2d;--plum-soft:#4a3850;
  --lime:#b9d95a;--cream:#fff9f0;--apricot:#f8ebdd;--lilac:#f1edf3;
  --white:#fffdf9;--ink:#2a1b2d;--muted:#746b75;--line:#e7dcd4;
  --shadow:0 14px 34px rgba(74,47,40,.09);--shadow-sm:0 7px 18px rgba(74,47,40,.07);
  --r:22px;--r-lg:30px;--wrap:1200px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--cream);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.72}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
button{border:0;cursor:pointer}
img{max-width:100%;display:block}
.container{width:min(var(--wrap),calc(100% - 48px));margin:auto}
.section{padding:88px 0}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:#8f3f2a;font-size:13px;font-weight:800;letter-spacing:.06em}
.eyebrow:before{content:"";width:22px;height:3px;border-radius:8px;background:var(--coral)}
.lead{font-size:17px;color:var(--muted);max-width:760px;margin:14px 0 0}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:22px;margin-bottom:30px}
.section-head h2{margin:8px 0 0;font-size:34px;line-height:1.25;letter-spacing:-.04em}
.section-head p{max-width:480px;margin:0;color:var(--muted)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:48px;padding:12px 20px;border-radius:14px;font-size:15px;font-weight:800;transition:transform .22s ease,box-shadow .22s ease,background .22s ease}
.btn:hover{transform:translateY(-2px);box-shadow:var(--shadow-sm)}
.btn:focus-visible,a:focus-visible,button:focus-visible{outline:3px solid rgba(242,106,61,.45);outline-offset:3px}
.btn-primary{background:var(--coral);color:#fff}
.btn-primary:hover{background:var(--coral-dark)}
.btn-light{background:var(--white);border:1px solid var(--line)}
.btn-text{padding:0;min-height:auto;color:var(--coral);font-weight:800}
.tag{display:inline-flex;align-items:center;padding:4px 10px;border-radius:999px;background:#fde3d8;color:#9e4026;font-size:12px;font-weight:800;line-height:1.45}
.tag.green{background:#e8f1c9;color:#536d12}
.tag.purple{background:#e8dfea;color:#684570}
.site-header{position:sticky;top:0;z-index:30;background:rgba(255,249,240,.94);border-bottom:1px solid rgba(231,220,212,.86);backdrop-filter:blur(10px)}
.nav{height:76px;display:flex;align-items:center;gap:24px}
.brand{display:flex;align-items:center;gap:10px;min-width:218px;font-weight:900;line-height:1.14}
.brand-mark{display:grid;place-items:center;width:36px;height:36px;border-radius:12px;background:var(--plum);color:var(--lime);font-size:14px}
.brand small{display:block;color:var(--muted);font-weight:700;font-size:11px;margin-top:3px}
.nav-links{display:flex;align-items:center;gap:3px;margin-left:auto}
.nav-links a{padding:9px 10px;border-radius:10px;font-size:14px;font-weight:750;white-space:nowrap;position:relative}
.nav-links a:hover{background:var(--apricot)}
.nav-links a.active{background:#fde2d7;color:#a54227}
.nav-links a.active:after{content:"";position:absolute;height:3px;left:13px;right:13px;bottom:-12px;border-radius:9px;background:var(--coral)}
.nav-cta{margin-left:5px}
.menu-toggle{display:none;margin-left:auto;width:42px;height:42px;border-radius:12px;background:var(--apricot);color:var(--plum);font-size:21px}
.page-intro{padding:54px 0 38px;background:linear-gradient(125deg,#fff9f0 0%,#f8ebdd 100%);border-bottom:1px solid var(--line)}
.breadcrumb{display:flex;align-items:center;gap:9px;color:var(--muted);font-size:13px;margin-bottom:20px}
.breadcrumb span{color:#b3a4ac}
.intro-panel{position:relative;padding:34px 38px;border:1px solid var(--line);border-radius:var(--r-lg);background:var(--white);overflow:hidden;box-shadow:var(--shadow-sm)}
.intro-panel:after{content:"";position:absolute;width:260px;height:260px;border:28px solid rgba(242,106,61,.1);border-radius:50%;right:-100px;top:-130px}
.intro-panel h1{position:relative;z-index:1;font-size:48px;line-height:1.15;letter-spacing:-.06em;margin:12px 0}
.intro-panel .lead{position:relative;z-index:1;max-width:770px}
.stats{position:relative;z-index:1;display:flex;flex-wrap:wrap;gap:11px;margin-top:25px}
.stat{display:flex;align-items:center;gap:8px;padding:9px 13px;border:1px solid var(--line);border-radius:12px;background:rgba(255,253,249,.9);font-size:13px;font-weight:750}
.stat b{color:var(--coral)}
.filter-wrap{padding:24px;border:1px solid var(--line);border-radius:var(--r);background:var(--white);box-shadow:var(--shadow-sm)}
.filter-top{display:flex;justify-content:space-between;align-items:center;gap:18px;margin-bottom:16px}
.filter-top h2{margin:0;font-size:20px}
.filter-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.filter-btn{padding:8px 14px;border:1px solid var(--line);border-radius:999px;background:var(--cream);color:var(--plum);font-size:13px;font-weight:800;transition:.2s}
.filter-btn:hover,.filter-btn.active{background:var(--plum);color:#fff;border-color:var(--plum)}
.filter-btn:active{transform:scale(.97)}
.games-layout{display:grid;grid-template-columns:1.2fr .8fr;gap:22px}
.feature-game{position:relative;min-height:438px;padding:30px;display:flex;align-items:end;overflow:hidden;border-radius:var(--r-lg);background:var(--plum);color:#fff;box-shadow:var(--shadow)}
.feature-game:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 78% 22%,rgba(185,217,90,.32),transparent 24%),radial-gradient(circle at 28% 4%,rgba(242,106,61,.55),transparent 35%)}
.game-symbols{position:absolute;right:29px;top:30px;width:235px;height:235px;border-radius:36px;background:linear-gradient(145deg,#f7d96e,#f26a3d);transform:rotate(11deg);box-shadow:-22px 23px 0 rgba(255,255,255,.11)}
.game-symbols:before,.game-symbols:after{content:"";position:absolute;background:var(--plum);border-radius:50%}
.game-symbols:before{width:49px;height:49px;left:38px;top:43px;box-shadow:85px 37px 0 #fff9f0,41px 104px 0 var(--lime)}
.game-symbols:after{width:120px;height:16px;left:55px;bottom:34px;border-radius:99px}
.feature-copy{position:relative;z-index:1;max-width:455px}
.feature-copy h3{font-size:32px;line-height:1.2;margin:14px 0 10px}
.feature-copy p{margin:0 0 22px;color:#e2d8e4}
.feature-copy .btn{background:var(--lime);color:var(--plum)}
.mini-games{display:grid;gap:18px}
.mini-game{display:grid;grid-template-columns:126px 1fr;gap:16px;padding:14px;border:1px solid var(--line);border-radius:20px;background:var(--white);transition:.22s}
.mini-game:hover{transform:translateY(-3px);box-shadow:var(--shadow-sm)}
.mini-cover{position:relative;min-height:129px;border-radius:15px;overflow:hidden;background:linear-gradient(145deg,#e9d3a9,#f26a3d)}
.mini-game:nth-child(2) .mini-cover{background:linear-gradient(145deg,#b9d95a,#607f39)}
.mini-game:nth-child(3) .mini-cover{background:linear-gradient(145deg,#b79ac0,#4a3850)}
.mini-cover:after{content:"✦";position:absolute;right:17px;top:18px;color:#fff9f0;font-size:36px}
.mini-content h3{font-size:18px;margin:5px 0 6px}
.mini-content p{font-size:13px;color:var(--muted);line-height:1.55;margin:0 0 10px}
.rank-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.rank-card{position:relative;min-height:218px;padding:21px;border:1px solid var(--line);border-radius:20px;background:var(--white);overflow:hidden;transition:.22s}
.rank-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.rank-no{font-size:42px;line-height:1;color:#eadbd3;font-weight:900}
.rank-card:nth-child(2) .rank-no{color:#e8f1c9}
.rank-card:nth-child(3) .rank-no{color:#e8dfea}
.rank-card h3{font-size:19px;margin:38px 0 8px}
.rank-card p{font-size:13px;color:var(--muted);margin:0 0 13px}
.guide-area{display:grid;grid-template-columns:.86fr 1.14fr;gap:25px;align-items:stretch}
.guide-title{padding:34px;border-radius:var(--r-lg);background:var(--apricot)}
.guide-title h2{font-size:34px;line-height:1.25;margin:13px 0}
.guide-title p{color:var(--muted);margin:0}
.steps-card{padding:12px;background:var(--white);border:1px solid var(--line);border-radius:var(--r-lg)}
.step{display:grid;grid-template-columns:54px 1fr;gap:16px;padding:22px;border-bottom:1px solid var(--line)}
.step:last-child{border-bottom:0}
.step-num{display:grid;place-items:center;width:42px;height:42px;border-radius:14px;background:var(--plum);color:var(--lime);font-weight:900}
.step h3{font-size:18px;margin:2px 0 4px}
.step p{font-size:14px;color:var(--muted);margin:0}
.news-section{background:var(--lilac)}
.article-list{display:grid;gap:12px}
.article-row{display:grid;grid-template-columns:1fr auto;gap:18px;align-items:center;padding:20px 22px;border:1px solid var(--line);border-radius:18px;background:var(--white);transition:.2s}
.article-row:hover{transform:translateX(4px);box-shadow:var(--shadow-sm)}
.article-row h3{font-size:18px;line-height:1.4;margin:7px 0 5px}
.article-row p{color:var(--muted);font-size:14px;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.article-meta{display:flex;gap:9px;align-items:center;flex-wrap:wrap;color:var(--muted);font-size:12px}
.empty-state{padding:40px;text-align:center;background:var(--white);border:1px dashed #cdbdb5;border-radius:var(--r)}
.empty-icon{display:grid;place-items:center;width:54px;height:54px;margin:0 auto 12px;border-radius:18px;background:var(--apricot);font-size:24px}
.faq-grid{display:grid;grid-template-columns:.88fr 1.12fr;gap:36px;align-items:start}
.faq-copy{padding:18px 0}
.faq-copy h2{font-size:35px;line-height:1.26;margin:12px 0}
.faq-copy p{color:var(--muted)}
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line);background:transparent}
.faq-question{width:100%;display:flex;justify-content:space-between;align-items:center;gap:20px;padding:20px 4px;background:transparent;color:var(--plum);text-align:left;font-weight:850;font-size:16px}
.faq-question:hover{color:var(--coral)}
.faq-question span:last-child{display:grid;place-items:center;width:26px;height:26px;border-radius:50%;background:var(--apricot);font-size:20px;line-height:1;transition:.2s}
.faq-item.open .faq-question span:last-child{background:var(--coral);color:#fff;transform:rotate(45deg)}
.faq-answer{display:none;padding:0 38px 20px 4px;color:var(--muted);font-size:14px}
.faq-item.open .faq-answer{display:block}
.footer{padding:61px 0 22px;background:var(--plum);color:#fff}
.footer-grid{display:grid;grid-template-columns:1.55fr .8fr .8fr;gap:45px;padding-bottom:43px}
.footer .brand{color:#fff}
.footer .brand small{color:#c9bdcb}
.footer p{max-width:420px;color:#d0c5d2;font-size:14px;margin:18px 0 0}
.footer h3{font-size:15px;margin:4px 0 14px;color:var(--lime)}
.footer-links{display:grid;gap:9px}
.footer-links a{color:#d8cdda;font-size:14px;transition:.2s}
.footer-links a:hover{color:var(--lime);transform:translateX(3px)}
.footer-bottom{display:flex;justify-content:space-between;gap:18px;padding-top:20px;border-top:1px solid rgba(255,255,255,.15);color:#bcaebe;font-size:12px}
@media(max-width:1024px){
  .nav-links a{padding-inline:7px;font-size:13px}.nav-cta{padding-inline:14px}
  .games-layout,.guide-area,.faq-grid{grid-template-columns:1fr}.rank-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
  .container{width:min(100% - 32px,var(--wrap))}.section{padding:62px 0}.site-header{position:relative}
  .nav{height:68px;flex-wrap:wrap}.brand{min-width:0;font-size:14px}.brand small{font-size:10px}
  .menu-toggle{display:grid;place-items:center}.nav-links{display:none;order:4;width:100%;margin:0;padding:9px;border:1px solid var(--line);border-radius:16px;background:var(--white)}
  .nav-links.open{display:grid}.nav-links a{padding:10px 12px}.nav-links a.active:after{display:none}.nav-cta{display:none}
  .page-intro{padding:32px 0}.intro-panel{padding:26px 22px}.intro-panel h1{font-size:36px}
  .section-head{display:block}.section-head p{margin-top:12px}.games-layout{gap:16px}.feature-game{min-height:385px}.rank-grid{overflow:auto;grid-template-columns:repeat(4,220px);padding-bottom:8px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}.footer-grid>div:first-child{grid-column:1/-1}
}
@media(max-width:520px){
  body{font-size:15px}.container{width:calc(100% - 28px)}.section{padding:54px 0}.lead{font-size:15px}.section-head h2{font-size:28px}
  .intro-panel h1{font-size:31px}.stats{display:grid;grid-template-columns:1fr 1fr}.stat{font-size:12px}
  .filter-wrap{padding:18px}.filter-top{align-items:start;flex-direction:column}.filter-row{gap:7px}.filter-btn{padding:7px 11px}
  .feature-game{min-height:365px;padding:22px}.game-symbols{opacity:.65;right:-15px;top:22px;width:190px;height:190px}.feature-copy h3{font-size:27px}.mini-game{grid-template-columns:92px 1fr}.mini-cover{min-height:108px}
  .guide-title{padding:26px}.guide-title h2,.faq-copy h2{font-size:29px}.steps-card{padding:6px}.step{grid-template-columns:43px 1fr;padding:18px 14px;gap:11px}
  .article-row{grid-template-columns:1fr;padding:18px}.article-row .btn-text{justify-self:start}.faq-grid{gap:14px}.footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}.footer-bottom{display:grid;gap:5px}.btn{width:100%}
}

/* roulang page: category2 */
:root{
  --coral:#f26a3d;--coral-dark:#d85229;--plum:#2a1b2d;--plum-soft:#4a3850;
  --lime:#b9d95a;--cream:#fff9f0;--apricot:#f8ebdd;--lilac:#f1edf3;
  --white:#fffdf9;--ink:#2a1b2d;--muted:#746b75;--line:#e7dcd4;
  --shadow:0 14px 34px rgba(74,47,40,.09);--shadow-sm:0 7px 18px rgba(74,47,40,.07);
  --r:22px;--r-lg:30px;--wrap:1200px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--cream);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.72}
a{color:inherit;text-decoration:none}
button{font:inherit;border:0;cursor:pointer}
img{max-width:100%;display:block}
.container{width:min(var(--wrap),calc(100% - 48px));margin:auto}
.section{padding:88px 0}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:#8f3f2a;font-size:13px;font-weight:800;letter-spacing:.06em}
.eyebrow:before{content:"";width:22px;height:3px;border-radius:8px;background:var(--coral)}
.lead{font-size:17px;color:var(--muted);max-width:760px;margin:14px 0 0}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:30px}
.section-head h2{margin:7px 0 0;font-size:32px;line-height:1.3;font-weight:900}
.section-head p{margin:0;color:var(--muted);max-width:470px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:48px;padding:12px 20px;border-radius:14px;font-size:15px;font-weight:800;transition:.22s ease}
.btn:hover{transform:translateY(-2px);box-shadow:var(--shadow-sm)}
.btn:focus-visible,a:focus-visible,button:focus-visible{outline:3px solid rgba(242,106,61,.45);outline-offset:3px}
.btn-primary{background:var(--coral);color:#fff}
.btn-primary:hover{background:var(--coral-dark)}
.btn-light{background:var(--white);border:1px solid var(--line);color:var(--plum)}
.btn-text{padding:0;color:var(--coral);font-weight:800;background:transparent}
.tag{display:inline-flex;align-items:center;padding:4px 10px;border-radius:999px;background:#fde3d8;color:#9e4026;font-size:12px;font-weight:800;line-height:1.4}
.tag.green{background:#e8f1c9;color:#536d12}
.tag.purple{background:#e8dfea;color:#684570}
.site-header{position:sticky;top:0;z-index:30;background:rgba(255,249,240,.94);border-bottom:1px solid rgba(231,220,212,.86);backdrop-filter:blur(10px)}
.nav{height:76px;display:flex;align-items:center;gap:24px}
.brand{display:flex;align-items:center;gap:10px;min-width:218px;font-weight:900;line-height:1.14}
.brand-mark{display:grid;place-items:center;width:36px;height:36px;border-radius:12px;background:var(--plum);color:var(--lime);font-size:14px}
.brand small{display:block;color:var(--muted);font-weight:700;font-size:11px;margin-top:3px}
.nav-links{display:flex;align-items:center;gap:3px;margin-left:auto}
.nav-links a{padding:9px 10px;border-radius:10px;font-size:14px;font-weight:750;white-space:nowrap;position:relative}
.nav-links a:hover{background:var(--apricot)}
.nav-links a.active{background:#fde2d7;color:#a54227}
.nav-links a.active:after{content:"";position:absolute;height:3px;left:13px;right:13px;bottom:-12px;border-radius:9px;background:var(--coral)}
.nav-cta{margin-left:5px}
.menu-toggle{display:none;margin-left:auto;width:42px;height:42px;border-radius:12px;background:var(--apricot);color:var(--plum);font-size:21px}
.page-hero{padding:48px 0 38px;background:linear-gradient(145deg,#fff9f0 0%,#f8ebdd 100%);border-bottom:1px solid var(--line)}
.breadcrumb{display:flex;gap:9px;align-items:center;flex-wrap:wrap;font-size:13px;color:var(--muted);margin-bottom:24px}
.breadcrumb span{color:#b19da5}
.category-top{display:grid;grid-template-columns:minmax(0,1fr) 310px;gap:46px;align-items:end}
.category-top h1{font-size:48px;line-height:1.18;letter-spacing:-.04em;margin:12px 0 0;font-weight:900}
.category-summary{padding:22px 24px;border-radius:var(--r);background:var(--plum);color:#fff;box-shadow:var(--shadow-sm)}
.category-summary strong{display:block;font-size:13px;color:var(--lime);letter-spacing:.06em}
.category-summary p{margin:8px 0 0;color:#e4dce6;font-size:14px;line-height:1.65}
.feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.feature-card{padding:24px;border:1px solid var(--line);border-radius:20px;background:var(--white);transition:.22s}
.feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.feature-icon{display:grid;place-items:center;width:48px;height:48px;border-radius:15px;background:var(--apricot);color:var(--coral);font-size:22px;margin-bottom:16px}
.feature-card:nth-child(2) .feature-icon{background:#e8dfea;color:#684570}
.feature-card:nth-child(3) .feature-icon{background:#e8f1c9;color:#536d12}
.feature-card:nth-child(4) .feature-icon{background:#f9e1d9;color:#8f3f2a}
.feature-card h3{font-size:18px;margin:0 0 8px;font-weight:900}
.feature-card p{font-size:14px;color:var(--muted);margin:0;line-height:1.65}
.games-area{background:var(--lilac)}
.game-list{display:grid;gap:20px}
.zone-game{display:grid;grid-template-columns:255px minmax(0,1fr) auto;gap:26px;align-items:center;padding:18px;border-radius:var(--r-lg);background:var(--white);border:1px solid var(--line);transition:.22s}
.zone-game:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.game-cover{height:172px;border-radius:18px;position:relative;overflow:hidden;background:var(--plum)}
.game-cover:before,.game-cover:after{content:"";position:absolute;border-radius:50%}
.game-cover:before{width:136px;height:136px;background:rgba(185,217,90,.78);right:-31px;top:-24px}
.game-cover:after{width:98px;height:98px;background:var(--coral);left:23px;bottom:-32px}
.game-cover.adventure{background:#573a57}
.game-cover.adventure:before{background:#f4b65d;border-radius:28px;transform:rotate(25deg)}
.game-cover.myth{background:#3f3151}
.game-cover.myth:before{background:#b9d95a;clip-path:polygon(50% 0,61% 35%,100% 50%,61% 65%,50% 100%,39% 65%,0 50%,39% 35%)}
.game-cover.arcade{background:#6c3d4a}
.game-cover.arcade:before{border-radius:16px;background:#f8ebdd;box-shadow:-50px 42px 0 #b9d95a}
.game-cover.animal{background:#43523a}
.game-cover.animal:before{background:#f2c463;box-shadow:-50px 56px 0 #f26a3d}
.cover-label{position:absolute;z-index:2;top:12px;left:12px}
.game-cover b{position:absolute;z-index:2;left:18px;bottom:14px;color:#fff;font-size:19px;letter-spacing:.02em}
.game-copy h3{font-size:23px;margin:0 0 9px;font-weight:900}
.game-copy p{margin:10px 0;color:var(--muted);font-size:14px;max-width:600px}
.tags{display:flex;flex-wrap:wrap;gap:7px}
.game-action{min-width:116px}
.tag-wall{display:flex;flex-wrap:wrap;gap:12px;padding:30px;border:1px solid var(--line);border-radius:var(--r-lg);background:var(--white)}
.filter-tag{padding:11px 17px;border:1px solid var(--line);border-radius:999px;background:var(--cream);font-weight:800;font-size:14px;transition:.2s}
.filter-tag:hover,.filter-tag.active{background:var(--plum);color:#fff;border-color:var(--plum)}
.analysis-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:30px;align-items:stretch}
.analysis-card{padding:34px;border-radius:var(--r-lg);background:var(--plum);color:#fff;overflow:hidden;position:relative}
.analysis-card:after{content:"";position:absolute;width:210px;height:210px;right:-65px;bottom:-80px;border:24px solid rgba(185,217,90,.17);border-radius:50%}
.analysis-card h2{font-size:32px;line-height:1.3;margin:13px 0}
.analysis-card p{color:#d9d0db;position:relative;z-index:1}
.play-points{list-style:none;margin:24px 0 0;padding:0;position:relative;z-index:1}
.play-points li{padding:11px 0;border-bottom:1px solid rgba(255,255,255,.13)}
.play-points li:before{content:"✓";display:inline-grid;place-items:center;width:20px;height:20px;border-radius:50%;background:var(--lime);color:var(--plum);font-weight:900;margin-right:10px}
.article-panel{padding:12px;background:var(--white);border:1px solid var(--line);border-radius:var(--r-lg)}
.article-item{display:flex;gap:18px;align-items:center;padding:22px;border-bottom:1px solid var(--line)}
.article-item:last-child{border-bottom:0}
.article-date{width:62px;flex:0 0 62px;text-align:center;padding:8px 4px;border-radius:14px;background:var(--apricot);color:#96452e;font-weight:900;font-size:13px;line-height:1.35}
.article-item h3{font-size:17px;margin:0 0 5px;font-weight:900}
.article-item p{margin:0;color:var(--muted);font-size:13px;line-height:1.55}
.article-item .btn-text{margin-left:auto;white-space:nowrap}
.news-wrap{background:var(--white)}
.news-list{border-top:1px solid var(--line)}
.news-row{display:grid;grid-template-columns:100px minmax(0,1fr) auto;gap:20px;padding:22px 0;border-bottom:1px solid var(--line);align-items:center}
.news-row h3{font-size:18px;margin:0 0 6px;font-weight:900}
.news-row p{font-size:14px;margin:0;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{font-size:12px;color:var(--muted);display:flex;align-items:center;gap:8px}
.empty-state{padding:50px 24px;text-align:center;border:1px dashed #d9c7be;border-radius:var(--r);background:var(--apricot);color:var(--muted)}
.empty-icon{font-size:42px;line-height:1;margin-bottom:12px}
.faq-section{background:var(--apricot)}
.faq-layout{display:grid;grid-template-columns:.75fr 1.25fr;gap:54px}
.faq-intro h2{font-size:34px;line-height:1.28;margin:12px 0}
.faq-intro p{color:var(--muted)}
.faq-list{display:grid;gap:12px}
.faq-item{border:1px solid var(--line);border-radius:17px;background:var(--white);overflow:hidden}
.faq-question{width:100%;display:flex;justify-content:space-between;align-items:center;gap:18px;padding:18px 20px;background:transparent;text-align:left;font-weight:900;color:var(--plum)}
.faq-question:hover{background:#fff7ef}
.faq-question span:last-child{font-size:23px;color:var(--coral);transition:.2s}
.faq-answer{display:none;padding:0 20px 19px;color:var(--muted);font-size:14px}
.faq-item.open .faq-answer{display:block}
.faq-item.open .faq-question span:last-child{transform:rotate(45deg)}
.cta-box{display:flex;align-items:center;justify-content:space-between;gap:32px;padding:38px 42px;border-radius:var(--r-lg);background:var(--plum);color:#fff;position:relative;overflow:hidden}
.cta-box:after{content:"";position:absolute;width:250px;height:250px;right:-90px;top:-110px;border:30px solid rgba(185,217,90,.14);border-radius:50%}
.cta-box h2{font-size:31px;margin:8px 0;position:relative;z-index:1}
.cta-box p{margin:0;color:#ddd1df;position:relative;z-index:1}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;position:relative;z-index:1}
.footer{background:var(--plum);color:#fff;padding:62px 0 22px}
.footer-grid{display:grid;grid-template-columns:1.45fr .8fr .8fr;gap:52px;padding-bottom:42px}
.footer .brand{color:#fff}
.footer .brand small{color:#cbbdce}
.footer p{color:#cbbdce;max-width:390px;font-size:14px;margin:18px 0 0}
.footer h3{font-size:15px;color:var(--lime);margin:4px 0 16px}
.footer-links{display:grid;gap:10px}
.footer-links a{font-size:14px;color:#e2d7e4;transition:.2s}
.footer-links a:hover{color:var(--lime);padding-left:3px}
.footer-bottom{padding-top:20px;border-top:1px solid rgba(255,255,255,.13);display:flex;justify-content:space-between;gap:18px;color:#bcaabd;font-size:12px}
@media(max-width:1024px){
  .nav-links a{padding:8px 7px;font-size:13px}.nav{gap:12px}.brand{min-width:205px}
  .category-top{grid-template-columns:1fr}.category-summary{max-width:600px}
  .feature-grid{grid-template-columns:repeat(2,1fr)}
  .faq-layout{grid-template-columns:1fr;gap:25px}
}
@media(max-width:768px){
  .container{width:min(100% - 32px,var(--wrap))}
  .section{padding:62px 0}.site-header{backdrop-filter:none}.nav{height:68px}
  .nav-links{display:none;position:absolute;left:16px;right:16px;top:70px;padding:12px;background:var(--cream);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch;margin:0}
  .nav-links.show{display:flex}.nav-links a{padding:12px}.nav-links a.active:after{display:none}
  .menu-toggle{display:grid;place-items:center}.nav-cta{display:none}.brand{min-width:0;font-size:14px}
  .category-top h1{font-size:37px}.page-hero{padding:35px 0}
  .section-head{display:block}.section-head p{margin-top:12px}
  .zone-game{grid-template-columns:180px 1fr;gap:18px}.game-action{grid-column:2;min-width:0}
  .analysis-grid{grid-template-columns:1fr}.news-row{grid-template-columns:75px 1fr}.news-row .btn-text{grid-column:2;justify-self:start}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}.footer-grid>div:first-child{grid-column:1/-1}
}
@media(max-width:520px){
  body{font-size:15px}.section{padding:54px 0}.lead{font-size:15px}
  .category-top h1{font-size:31px}.category-summary{padding:18px}
  .feature-grid{grid-template-columns:1fr}.feature-card{padding:20px}
  .zone-game{display:block;padding:14px}.game-cover{height:155px;margin-bottom:17px}.game-copy h3{font-size:20px}.game-action{margin-top:15px}.game-action .btn{width:100%}
  .tag-wall{padding:20px;gap:8px}.filter-tag{padding:9px 13px;font-size:13px}
  .analysis-card{padding:26px}.analysis-card h2,.faq-intro h2,.cta-box h2{font-size:27px}
  .article-item{align-items:flex-start;padding:18px 12px;gap:12px}.article-item .btn-text{display:none}.article-date{width:54px;flex-basis:54px}
  .news-row{grid-template-columns:1fr;gap:9px}.news-row .btn-text{grid-column:auto}.cta-box{display:block;padding:28px}.cta-actions{margin-top:22px}.cta-actions .btn{width:100%}
  .footer{padding-top:48px}.footer-grid{grid-template-columns:1fr;gap:28px}.footer-grid>div:first-child{grid-column:auto}.footer-bottom{display:block}.footer-bottom span{display:block;margin:5px 0}
}

/* roulang page: category3 */
:root{
      --coral:#f26a3d;--coral-dark:#d85229;--plum:#2a1b2d;--plum-soft:#4a3850;
      --lime:#b9d95a;--cream:#fff9f0;--apricot:#f8ebdd;--lilac:#f1edf3;
      --white:#fffdf9;--ink:#2a1b2d;--muted:#746b75;--line:#e7dcd4;
      --shadow:0 14px 34px rgba(74,47,40,.09);--shadow-sm:0 7px 18px rgba(74,47,40,.07);
      --r:22px;--r-lg:30px;--wrap:1200px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--cream);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.72}
    a{color:inherit;text-decoration:none}
    button,input,select{font:inherit}
    button{border:0;cursor:pointer}
    img{display:block;max-width:100%}
    .container{width:min(var(--wrap),calc(100% - 48px));margin:auto}
    .section{padding:94px 0}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:#8f3f2a;font-size:13px;font-weight:800;letter-spacing:.06em}
    .eyebrow:before{content:"";width:22px;height:3px;border-radius:8px;background:var(--coral)}
    .section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:25px;margin-bottom:34px}
    .section-head h2{margin:9px 0 0;font-size:34px;line-height:1.28;font-weight:900;letter-spacing:-.035em}
    .section-head p{margin:0;max-width:520px;color:var(--muted)}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:12px 20px;border-radius:14px;font-size:15px;font-weight:800;transition:transform .22s ease,box-shadow .22s ease,background .22s ease}
    .btn:hover{transform:translateY(-2px);box-shadow:var(--shadow-sm)}
    .btn:active{transform:translateY(0)}
    .btn:focus-visible,a:focus-visible,button:focus-visible{outline:3px solid rgba(242,106,61,.44);outline-offset:3px}
    .btn-primary{background:var(--coral);color:#fff}
    .btn-primary:hover{background:var(--coral-dark)}
    .btn-light{background:var(--white);border:1px solid var(--line);color:var(--plum)}
    .btn-text{min-height:auto;padding:0;color:var(--coral);font-weight:850}
    .tag{display:inline-flex;align-items:center;gap:5px;padding:4px 10px;border-radius:999px;background:#fde3d8;color:#9e4026;font-size:12px;font-weight:800;line-height:1.45}
    .tag.green{background:#e8f1c9;color:#536d12}
    .tag.purple{background:#e8dfea;color:#684570}
    .site-header{position:sticky;top:0;z-index:30;background:rgba(255,249,240,.94);border-bottom:1px solid rgba(231,220,212,.86);backdrop-filter:blur(10px)}
    .nav{height:76px;display:flex;align-items:center;gap:24px}
    .brand{display:flex;align-items:center;gap:10px;min-width:218px;font-weight:900;line-height:1.14}
    .brand-mark{display:grid;place-items:center;width:36px;height:36px;border-radius:12px;background:var(--plum);color:var(--lime);font-size:14px}
    .brand small{display:block;color:var(--muted);font-weight:700;font-size:11px;margin-top:3px}
    .nav-links{display:flex;align-items:center;gap:3px;margin-left:auto}
    .nav-links a{padding:9px 10px;border-radius:10px;font-size:14px;font-weight:750;white-space:nowrap;position:relative}
    .nav-links a:hover{background:var(--apricot)}
    .nav-links a.active{background:#fde2d7;color:#a54227}
    .nav-links a.active:after{content:"";position:absolute;height:3px;left:13px;right:13px;bottom:-12px;border-radius:9px;background:var(--coral)}
    .nav-cta{margin-left:5px}
    .menu-toggle{display:none;margin-left:auto;width:42px;height:42px;border-radius:12px;background:var(--apricot);color:var(--plum);font-size:21px}
    .page-intro{padding:47px 0 42px;border-bottom:1px solid var(--line);background:linear-gradient(125deg,#fff9f0 0%,#f8ebdd 100%);overflow:hidden}
    .breadcrumb{display:flex;align-items:center;gap:9px;margin-bottom:24px;color:var(--muted);font-size:13px}
    .breadcrumb span{color:#ba9f96}
    .intro-grid{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:50px;align-items:end}
    .intro-grid h1{margin:11px 0 17px;font-size:52px;line-height:1.15;letter-spacing:-.055em;font-weight:950}
    .intro-grid p{max-width:760px;margin:0;color:var(--muted);font-size:17px}
    .intro-stats{display:grid;gap:10px}
    .stat-chip{display:flex;align-items:center;justify-content:space-between;padding:13px 15px;border-radius:15px;background:rgba(255,253,249,.8);border:1px solid rgba(231,220,212,.9);font-size:13px}
    .stat-chip b{font-size:15px;color:var(--plum)}
    .device-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
    .device-card{position:relative;min-height:270px;padding:28px;border:1px solid var(--line);border-radius:var(--r);background:var(--white);overflow:hidden;transition:.22s ease}
    .device-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
    .device-card:nth-child(2){background:var(--plum);color:#fff;border-color:var(--plum)}
    .device-card:nth-child(3){background:#eef4d8}
    .device-icon{display:grid;place-items:center;width:54px;height:54px;margin-bottom:32px;border-radius:17px;background:var(--apricot);font-size:24px;font-weight:900}
    .device-card:nth-child(2) .device-icon{background:var(--lime);color:var(--plum)}
    .device-card:nth-child(3) .device-icon{background:var(--white)}
    .device-card h3{margin:0 0 9px;font-size:23px;font-weight:900}
    .device-card p{margin:0;color:var(--muted);font-size:14px;line-height:1.7}
    .device-card:nth-child(2) p{color:#ded4df}
    .device-card .btn{position:absolute;left:28px;right:28px;bottom:25px;min-height:43px;font-size:14px}
    .preview-section{background:var(--lilac)}
    .preview-grid{display:grid;grid-template-columns:.86fr 1.14fr;gap:68px;align-items:center}
    .phone-stage{position:relative;display:grid;place-items:center;min-height:520px;border-radius:var(--r-lg);background:var(--plum);overflow:hidden}
    .phone-stage:before,.phone-stage:after{content:"";position:absolute;border-radius:50%}
    .phone-stage:before{width:310px;height:310px;border:32px solid rgba(185,217,90,.15);top:-110px;right:-105px}
    .phone-stage:after{width:170px;height:170px;background:rgba(242,106,61,.22);left:-55px;bottom:-60px}
    .phone{position:relative;z-index:1;width:238px;height:455px;padding:10px;border:7px solid #171018;border-radius:35px;background:#171018;box-shadow:0 24px 40px rgba(0,0,0,.28)}
    .phone-top{width:84px;height:18px;margin:0 auto 9px;border-radius:0 0 10px 10px;background:#171018;position:relative;z-index:2}
    .screen{height:404px;padding:16px;border-radius:25px;background:linear-gradient(155deg,#f7e4d9 0%,#fff8ef 48%,#dfe9be 100%);overflow:hidden}
    .screen-head{display:flex;justify-content:space-between;align-items:center;font-size:10px;font-weight:900}
    .screen-logo{padding:4px 7px;border-radius:6px;background:var(--plum);color:var(--lime)}
    .screen-banner{height:122px;margin:16px 0 13px;padding:14px;border-radius:16px;background:var(--coral);color:#fff;position:relative;overflow:hidden}
    .screen-banner:after{content:"▶";position:absolute;right:16px;bottom:8px;font-size:52px;color:rgba(255,255,255,.22)}
    .screen-banner b{display:block;font-size:17px;line-height:1.3}
    .screen-banner small{font-size:10px}
    .screen-games{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
    .mini-game{height:83px;padding:7px;border-radius:12px;background:var(--plum);color:#fff;font-size:9px;font-weight:800}
    .mini-game:nth-child(2){background:#88629a}
    .mini-game:nth-child(3){background:#79922e}
    .mini-game i{display:block;width:23px;height:23px;margin-bottom:18px;border-radius:8px;background:rgba(255,255,255,.29)}
    .preview-copy h2{margin:11px 0 17px;font-size:36px;line-height:1.25;font-weight:950;letter-spacing:-.04em}
    .preview-copy>p{margin:0;color:var(--muted)}
    .feature-notes{display:grid;gap:13px;margin-top:28px}
    .feature-note{display:flex;gap:14px;align-items:flex-start;padding:15px 17px;border:1px solid var(--line);border-radius:16px;background:rgba(255,253,249,.74)}
    .feature-note i{display:grid;place-items:center;flex:none;width:28px;height:28px;border-radius:9px;background:#fde2d7;color:#a54227;font-style:normal;font-weight:900}
    .feature-note b{display:block;font-size:15px}
    .feature-note span{display:block;margin-top:2px;color:var(--muted);font-size:13px;line-height:1.6}
    .steps-wrap{display:grid;grid-template-columns:280px 1fr;gap:46px;align-items:start}
    .steps-aside{position:sticky;top:105px;padding:28px;border-radius:var(--r);background:var(--apricot)}
    .steps-aside h2{margin:10px 0;font-size:29px;line-height:1.3;font-weight:950}
    .steps-aside p{margin:0;color:#755e5a;font-size:14px}
    .steps{display:grid;gap:15px}
    .step-item{display:grid;grid-template-columns:66px 1fr;gap:22px;align-items:center;padding:23px 25px;border:1px solid var(--line);border-radius:20px;background:var(--white);transition:.22s ease}
    .step-item:hover{box-shadow:var(--shadow-sm);border-color:#ebc7b9}
    .step-number{display:grid;place-items:center;width:53px;height:53px;border-radius:16px;background:var(--plum);color:var(--lime);font-size:18px;font-weight:950}
    .step-item h3{margin:0 0 4px;font-size:19px;font-weight:900}
    .step-item p{margin:0;color:var(--muted);font-size:14px}
    .version-section{background:#fffdf9}
    .version-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:24px}
    .version-main{padding:33px;border-radius:var(--r-lg);background:var(--plum);color:#fff}
    .version-main h2{margin:11px 0 11px;font-size:31px;line-height:1.3;font-weight:950}
    .version-main>p{margin:0;color:#dcd1de}
    .version-badge{display:inline-flex;align-items:center;gap:9px;margin-top:24px;padding:10px 13px;border-radius:12px;background:rgba(255,255,255,.12);font-size:13px}
    .version-badge i{width:9px;height:9px;border-radius:50%;background:var(--lime)}
    .update-list{display:grid;gap:12px}
    .update-item{display:grid;grid-template-columns:90px 1fr;gap:18px;padding:19px 20px;border-radius:18px;background:var(--lilac);border:1px solid #e6dfe9}
    .update-date{color:#775a7c;font-size:13px;font-weight:850}
    .update-item h3{margin:0 0 4px;font-size:16px;font-weight:900}
    .update-item p{margin:0;color:var(--muted);font-size:13px;line-height:1.6}
    .news-section{background:var(--apricot)}
    .news-list{display:grid;gap:12px}
    .news-item{display:grid;grid-template-columns:112px 1fr auto;gap:22px;align-items:center;padding:20px 23px;border:1px solid var(--line);border-radius:18px;background:var(--white);transition:.22s ease}
    .news-item:hover{transform:translateX(3px);box-shadow:var(--shadow-sm)}
    .news-date{font-size:13px;color:var(--muted)}
    .news-item h3{margin:0 0 5px;font-size:17px;line-height:1.45;font-weight:900}
    .news-item p{margin:0;color:var(--muted);font-size:13px;line-height:1.6}
    .news-more{margin-top:22px;text-align:right}
    .faq-layout{display:grid;grid-template-columns:.78fr 1.22fr;gap:68px;align-items:start}
    .faq-copy{padding-top:9px}
    .faq-copy h2{margin:11px 0 17px;font-size:36px;line-height:1.25;font-weight:950}
    .faq-copy p{color:var(--muted)}
    .faq-list{border-top:1px solid var(--line)}
    .faq-item{border-bottom:1px solid var(--line)}
    .faq-question{width:100%;display:flex;justify-content:space-between;align-items:center;gap:20px;padding:21px 3px;background:transparent;color:var(--ink);font-size:17px;font-weight:900;text-align:left}
    .faq-question i{position:relative;display:grid;place-items:center;flex:none;width:29px;height:29px;border-radius:50%;background:var(--apricot);font-style:normal;color:var(--coral);font-size:22px;line-height:1;transition:.2s}
    .faq-question[aria-expanded="true"] i{background:var(--coral);color:#fff;transform:rotate(45deg)}
    .faq-answer{max-height:0;overflow:hidden;transition:max-height .3s ease}
    .faq-answer-inner{padding:0 48px 21px 3px;color:var(--muted);font-size:14px}
    .faq-item.open .faq-answer{max-height:260px}
    .cta-panel{display:grid;grid-template-columns:1fr auto;gap:30px;align-items:center;padding:36px 40px;border-radius:var(--r-lg);background:var(--apricot);border:1px solid #efd9cb}
    .cta-panel h2{margin:8px 0 7px;font-size:31px;line-height:1.3;font-weight:950}
    .cta-panel p{margin:0;color:#765f5b}
    .cta-actions{display:flex;gap:11px;flex-wrap:wrap;justify-content:flex-end}
    .footer{padding:60px 0 22px;background:var(--plum);color:#fff}
    .footer-grid{display:grid;grid-template-columns:1.45fr .8fr .8fr;gap:45px;padding-bottom:38px}
    .footer .brand{color:#fff;min-width:auto}
    .footer .brand-mark{background:var(--lime);color:var(--plum)}
    .footer .brand small{color:#cfc0d1}
    .footer p{max-width:380px;margin:19px 0 0;color:#cfc0d1;font-size:14px}
    .footer h3{margin:4px 0 14px;color:var(--lime);font-size:15px;font-weight:900}
    .footer-links{display:grid;gap:9px}
    .footer-links a{color:#e3d8e5;font-size:14px;transition:color .2s ease}
    .footer-links a:hover{color:var(--lime)}
    .footer-bottom{display:flex;justify-content:space-between;gap:18px;padding-top:21px;border-top:1px solid rgba(255,255,255,.14);color:#bfb0c2;font-size:12px}
    @media (max-width:1024px){
      .nav-links a{padding:8px 7px;font-size:13px}
      .brand{min-width:190px}
      .intro-grid{grid-template-columns:1fr 260px}
      .preview-grid,.faq-layout{gap:38px}
      .device-grid{gap:14px}
    }
    @media (max-width:768px){
      .container{width:min(100% - 32px,var(--wrap))}
      .section{padding:64px 0}
      .nav{height:68px}
      .nav-links,.nav-cta{display:none}
      .menu-toggle{display:grid;place-items:center}
      .nav.open{height:auto;min-height:68px;flex-wrap:wrap;padding:13px 0}
      .nav.open .nav-links{display:grid;order:3;width:100%;margin:6px 0 0;padding-top:12px;border-top:1px solid var(--line)}
      .nav.open .nav-links a{padding:11px 10px}
      .nav.open .nav-links a.active:after{display:none}
      .nav.open .nav-cta{display:flex;order:4;width:100%;margin:4px 0 2px}
      .nav.open .nav-cta .btn{width:100%}
      .page-intro{padding:36px 0}
      .intro-grid,.preview-grid,.steps-wrap,.version-grid,.faq-layout{grid-template-columns:1fr;gap:28px}
      .intro-grid h1{font-size:39px}
      .intro-stats{grid-template-columns:repeat(3,1fr)}
      .stat-chip{display:block}
      .stat-chip b{display:block;margin-top:3px}
      .device-grid{grid-template-columns:1fr}
      .device-card{min-height:226px}
      .preview-grid{gap:40px}
      .phone-stage{min-height:475px}
      .steps-aside{position:static}
      .section-head{display:block}
      .section-head p{margin-top:12px}
      .news-item{grid-template-columns:92px 1fr}
      .news-item .btn-text{grid-column:2}
      .cta-panel{grid-template-columns:1fr;padding:30px}
      .cta-actions{justify-content:flex-start}
      .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
      .footer-grid>div:first-child{grid-column:1/-1}
    }
    @media (max-width:520px){
      body{font-size:15px}
      .section{padding:55px 0}
      .intro-grid h1{font-size:32px}
      .intro-grid p{font-size:15px}
      .intro-stats{grid-template-columns:1fr}
      .section-head h2,.preview-copy h2,.faq-copy h2{font-size:28px}
      .phone-stage{min-height:440px}
      .phone{transform:scale(.91)}
      .step-item{grid-template-columns:52px 1fr;gap:14px;padding:18px}
      .step-number{width:46px;height:46px;border-radius:14px}
      .update-item{grid-template-columns:1fr;gap:5px}
      .news-item{grid-template-columns:1fr;gap:8px;padding:18px}
      .news-item .btn-text{grid-column:auto}
      .faq-question{font-size:15px}
      .faq-answer-inner{padding-right:8px}
      .cta-panel{padding:25px 21px}
      .cta-panel h2{font-size:27px}
      .cta-actions,.cta-actions .btn{width:100%}
      .footer-grid{grid-template-columns:1fr}
      .footer-grid>div:first-child{grid-column:auto}
      .footer-bottom{display:block}
      .footer-bottom span{display:block}
      .footer-bottom span+span{margin-top:5px}
    }

/* roulang page: category4 */
:root{
  --coral:#f26a3d;--coral-dark:#d85229;--plum:#2a1b2d;--plum-soft:#4a3850;
  --lime:#b9d95a;--cream:#fff9f0;--apricot:#f8ebdd;--lilac:#f1edf3;
  --white:#fffdf9;--ink:#2a1b2d;--muted:#746b75;--line:#e7dcd4;
  --shadow:0 14px 34px rgba(74,47,40,.09);--shadow-sm:0 7px 18px rgba(74,47,40,.07);
  --r:22px;--r-lg:30px;--wrap:1200px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--cream);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.72}
a{color:inherit;text-decoration:none}
a,button{transition:.22s ease}
button{font:inherit;border:0;cursor:pointer}
img{max-width:100%;display:block}
.container{width:min(var(--wrap),calc(100% - 48px));margin:auto}
.section{padding:88px 0}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:#8f3f2a;font-size:13px;font-weight:800;letter-spacing:.06em}
.eyebrow:before{content:"";width:22px;height:3px;border-radius:8px;background:var(--coral)}
.lead{font-size:17px;color:var(--muted);max-width:760px;margin:12px 0 0}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:30px}
.section-head h2{margin:9px 0 0;font-size:34px;line-height:1.25;font-weight:900;letter-spacing:-.03em}
.section-head p{margin:0;max-width:470px;color:var(--muted)}
h1,h2,h3,p{overflow-wrap:break-word}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:48px;padding:12px 20px;border-radius:14px;font-size:15px;font-weight:800}
.btn:hover{transform:translateY(-2px);box-shadow:var(--shadow-sm)}
.btn:active{transform:translateY(0)}
.btn:focus-visible,a:focus-visible,button:focus-visible{outline:3px solid rgba(242,106,61,.45);outline-offset:3px}
.btn-primary{background:var(--coral);color:#fff}
.btn-primary:hover{background:var(--coral-dark)}
.btn-light{background:var(--white);border:1px solid var(--line)}
.btn-text{padding:0;min-height:auto;color:var(--coral);font-weight:850}
.tag{display:inline-flex;align-items:center;width:max-content;padding:4px 10px;border-radius:999px;background:#fde3d8;color:#9e4026;font-size:12px;font-weight:800;line-height:1.4}
.tag.green{background:#e8f1c9;color:#536d12}
.tag.purple{background:#e8dfea;color:#684570}
.site-header{position:sticky;top:0;z-index:30;background:rgba(255,249,240,.94);border-bottom:1px solid rgba(231,220,212,.86);backdrop-filter:blur(10px)}
.nav{height:76px;display:flex;align-items:center;gap:24px}
.brand{display:flex;align-items:center;gap:10px;min-width:218px;font-weight:900;line-height:1.14}
.brand-mark{display:grid;place-items:center;width:36px;height:36px;border-radius:12px;background:var(--plum);color:var(--lime);font-size:14px}
.brand small{display:block;color:var(--muted);font-weight:700;font-size:11px;margin-top:3px}
.nav-links{display:flex;align-items:center;gap:3px;margin-left:auto}
.nav-links a{padding:9px 10px;border-radius:10px;font-size:14px;font-weight:750;white-space:nowrap;position:relative}
.nav-links a:hover{background:var(--apricot)}
.nav-links a.active{background:#fde2d7;color:#a54227}
.nav-links a.active:after{content:"";position:absolute;height:3px;left:13px;right:13px;bottom:-12px;border-radius:9px;background:var(--coral)}
.nav-cta{margin-left:5px}
.menu-toggle{display:none;margin-left:auto;width:42px;height:42px;border-radius:12px;background:var(--apricot);color:var(--plum);font-size:21px}
.breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;color:var(--muted);font-size:13px;margin-bottom:22px}
.breadcrumb span{color:#a69ba4}
.channel-hero{padding:58px 0 54px;background:linear-gradient(135deg,var(--apricot) 0%,var(--cream) 62%,#f0eddf 100%);border-bottom:1px solid var(--line);overflow:hidden}
.channel-heading{position:relative;max-width:930px}
.channel-heading:after{content:"";position:absolute;width:168px;height:168px;right:-138px;top:-36px;border:26px solid rgba(185,217,90,.48);border-radius:50%}
.channel-heading h1{position:relative;margin:13px 0 16px;font-size:52px;line-height:1.12;letter-spacing:-.045em;font-weight:950}
.channel-summary{max-width:800px;margin:0;color:var(--muted);font-size:17px}
.channel-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:27px}
.meta-chip{display:flex;align-items:center;gap:8px;padding:8px 12px;background:rgba(255,253,249,.85);border:1px solid var(--line);border-radius:12px;font-size:13px;font-weight:750}
.meta-dot{width:8px;height:8px;border-radius:50%;background:var(--lime)}
.pinned-grid{display:grid;grid-template-columns:1.07fr .93fr;gap:24px}
.pinned-card{position:relative;display:flex;flex-direction:column;justify-content:end;min-height:390px;padding:34px;border-radius:var(--r-lg);overflow:hidden;background:var(--plum);color:#fff;box-shadow:var(--shadow)}
.pinned-card:before{content:"";position:absolute;width:245px;height:245px;right:-58px;top:-72px;border-radius:50%;background:rgba(185,217,90,.18)}
.pinned-card:after{content:"";position:absolute;left:34px;top:31px;width:105px;height:72px;opacity:.32;background-image:radial-gradient(var(--lime) 2px,transparent 2px);background-size:15px 15px}
.pinned-card>*{position:relative;z-index:1}
.pinned-card h2{max-width:680px;margin:14px 0 12px;font-size:31px;line-height:1.28;font-weight:900}
.pinned-card p{max-width:640px;margin:0;color:#ded4df}
.pinned-card .article-meta{color:#d9ccd9;margin-top:18px}
.pinned-side{display:grid;gap:16px}
.info-panel{padding:24px;border-radius:var(--r);background:var(--white);border:1px solid var(--line)}
.info-panel h3{font-size:20px;font-weight:900;margin:0 0 15px}
.info-panel p{color:var(--muted);margin:0}
.info-panel.dark{background:#4a3850;color:#fff;border:0}
.info-panel.dark p{color:#eadfeb}
.signal-list{display:grid;gap:11px;margin-top:18px}
.signal{display:flex;align-items:center;gap:11px;font-size:14px;font-weight:750}
.signal b{display:grid;place-items:center;width:25px;height:25px;border-radius:9px;background:var(--lime);color:var(--plum);font-size:13px}
.news-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:32px;align-items:start}
.article-list{display:grid;gap:14px}
.article-row{display:grid;grid-template-columns:100px minmax(0,1fr);gap:20px;align-items:center;padding:21px;border-radius:var(--r);background:var(--white);border:1px solid var(--line);transition:.22s}
.article-row:hover{border-color:#efb8a4;transform:translateX(3px);box-shadow:var(--shadow-sm)}
.article-date{display:flex;flex-direction:column;justify-content:center;align-items:center;min-height:82px;border-radius:16px;background:var(--apricot);font-weight:900;line-height:1.2}
.article-date strong{font-size:25px}
.article-date span{font-size:12px;color:var(--muted);margin-top:5px}
.article-copy{min-width:0}
.article-copy h3{margin:7px 0 6px;font-size:19px;line-height:1.38;font-weight:900}
.article-copy p{display:-webkit-box;margin:0;color:var(--muted);font-size:14px;line-height:1.65;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.article-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:11px;color:var(--muted);font-size:12px}
.topic-aside{position:sticky;top:100px;padding:24px;border-radius:var(--r);background:var(--lilac);border:1px solid #dfd8e2}
.topic-aside h3{margin:0 0 14px;font-size:20px;font-weight:900}
.topic-aside p{margin:0;color:var(--muted);font-size:14px}
.topic-stack{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.filter-area{background:var(--lilac)}
.filter-shell{padding:29px;border:1px solid #e0d9e3;background:var(--white);border-radius:var(--r-lg)}
.filter-grid{display:flex;align-items:center;justify-content:space-between;gap:22px}
.filter-grid h2{margin:0;font-size:27px;font-weight:900}
.filter-tags{display:flex;flex-wrap:wrap;gap:9px}
.filter-tag{padding:8px 13px;border:1px solid var(--line);border-radius:999px;background:var(--cream);color:var(--plum);font-size:13px;font-weight:800}
.filter-tag:hover,.filter-tag.is-current{background:var(--coral);border-color:var(--coral);color:#fff}
.editor-grid{display:grid;grid-template-columns:1.35fr .8fr .8fr;gap:18px}
.editor-card{display:flex;flex-direction:column;min-height:255px;padding:26px;border:1px solid var(--line);border-radius:var(--r);background:var(--white);transition:.22s}
.editor-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.editor-card:first-child{background:var(--apricot)}
.editor-card:nth-child(3){background:#eef3d8}
.editor-card h3{margin:15px 0 9px;font-size:22px;line-height:1.35;font-weight:900}
.editor-card p{margin:0;color:var(--muted);font-size:14px}
.editor-card .btn-text{margin-top:auto;padding-top:18px}
.timeline-wrap{position:relative;padding-left:42px;max-width:920px}
.timeline-wrap:before{content:"";position:absolute;left:9px;top:10px;bottom:8px;width:2px;background:#d9cbd1}
.timeline-item{position:relative;padding:0 0 27px 19px}
.timeline-item:before{content:"";position:absolute;left:-40px;top:6px;width:20px;height:20px;border:5px solid var(--cream);border-radius:50%;background:var(--coral);box-shadow:0 0 0 1px #d8c7ce}
.timeline-item:last-child{padding-bottom:0}
.timeline-item time{font-size:13px;color:#9a7180;font-weight:850}
.timeline-item h3{margin:5px 0 6px;font-size:20px;font-weight:900}
.timeline-item p{margin:0;color:var(--muted);font-size:14px}
.extend-box{display:grid;grid-template-columns:1fr auto;align-items:center;gap:28px;padding:34px;border-radius:var(--r-lg);background:var(--plum);color:#fff;box-shadow:var(--shadow)}
.extend-box h2{margin:8px 0 0;font-size:30px;font-weight:900}
.extend-box p{margin:11px 0 0;color:#d9d0db;max-width:650px}
.extend-actions{display:flex;gap:12px;flex-wrap:wrap;justify-content:flex-end}
.extend-box .btn-light{background:var(--lime);border-color:var(--lime);color:var(--plum)}
.empty-state{padding:46px 24px;text-align:center;border:1px dashed #d7c8c0;border-radius:var(--r);background:var(--white);color:var(--muted)}
.empty-icon{display:grid;place-items:center;width:58px;height:58px;margin:0 auto 14px;border-radius:18px;background:var(--apricot);font-size:28px}
.footer{padding:64px 0 22px;background:var(--plum);color:#fff}
.footer-grid{display:grid;grid-template-columns:1.55fr .8fr .8fr;gap:42px;padding-bottom:45px}
.footer .brand{color:#fff}
.footer .brand small{color:#cfc3d1}
.footer p{max-width:370px;margin:18px 0 0;color:#cfc3d1;font-size:14px}
.footer h3{margin:4px 0 14px;font-size:15px;color:var(--lime);font-weight:850}
.footer-links{display:grid;gap:9px}
.footer-links a{color:#ddd3df;font-size:14px}
.footer-links a:hover{color:var(--lime);transform:translateX(3px)}
.footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:20px;border-top:1px solid rgba(255,255,255,.14);color:#bdaebe;font-size:12px}
@media(max-width:1024px){
  .nav{gap:12px}.brand{min-width:190px}.nav-links a{padding:8px 7px;font-size:13px}
  .news-layout{grid-template-columns:1fr}.topic-aside{position:static;display:flex;align-items:center;gap:18px}.topic-aside h3{min-width:122px;margin:0}.topic-stack{margin-top:0}
}
@media(max-width:768px){
  .container{width:min(100% - 32px,var(--wrap))}.section{padding:62px 0}
  .nav{height:68px;flex-wrap:wrap}.nav-cta{display:none}.menu-toggle{display:grid;place-items:center}
  .nav-links{display:none;width:100%;order:3;margin:0;padding:10px;background:var(--cream);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow-sm)}
  .nav-links.open{display:grid}.nav-links a{padding:11px}.nav-links a.active:after{display:none}
  .channel-hero{padding:42px 0}.channel-heading h1{font-size:38px}.channel-heading:after{right:-96px;top:-75px;opacity:.55}
  .section-head{display:block}.section-head p{margin-top:12px}.pinned-grid,.editor-grid{grid-template-columns:1fr}.pinned-card{min-height:330px}.pinned-side{grid-template-columns:1fr 1fr}
  .filter-grid,.extend-box{grid-template-columns:1fr;display:grid}.extend-actions{justify-content:flex-start}.topic-aside{display:block}.topic-aside h3{margin:0 0 14px}.topic-stack{margin-top:18px}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:520px){
  body{font-size:15px}.container{width:calc(100% - 28px)}.section{padding:54px 0}
  .brand{min-width:0;font-size:14px}.brand small{font-size:10px}.channel-heading h1{font-size:32px}.channel-summary,.lead{font-size:15px}
  .pinned-card{padding:24px;min-height:310px}.pinned-card h2{font-size:25px}.pinned-side{grid-template-columns:1fr}.info-panel{padding:20px}
  .article-row{grid-template-columns:72px minmax(0,1fr);gap:13px;padding:16px}.article-date{min-height:70px}.article-date strong{font-size:21px}.article-copy h3{font-size:17px}
  .filter-shell{padding:21px}.filter-grid h2{font-size:23px}.editor-card{min-height:220px;padding:22px}.extend-box{padding:26px}.extend-box h2{font-size:25px}.extend-actions,.extend-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:28px}.footer-bottom{display:block}.footer-bottom span{display:block;margin:5px 0}
}