/* roulang page: index */
:root{--ink:#16211d;--deep:#101613;--lime:#c8f45a;--apricot:#f29355;--paper:#f5f3ed;--white:#fffefa;--text:#1d2823;--muted:#68736c;--line:#d8ddd3;--radius:22px;--shadow:0 18px 50px rgba(22,33,29,.10)}
    *{box-sizing:border-box} html{scroll-behavior:smooth} body{margin:0;background:var(--paper);color:var(--text);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;line-height:1.8} ::selection{background:var(--lime);color:var(--deep)}
    a{text-decoration:none;color:inherit} button,input,select,textarea{font:inherit} button{cursor:pointer} img{max-width:100%;display:block}
    .wrap{width:min(1180px,calc(100% - 48px));margin:auto}.topbar{position:fixed;inset:16px 0 auto;z-index:50}.nav-shell{height:64px;padding:0 12px 0 14px;border:1px solid rgba(216,221,211,.9);border-radius:18px;background:rgba(255,254,250,.96);box-shadow:0 8px 26px rgba(22,33,29,.06);display:flex;align-items:center;gap:18px}.brand{display:flex;align-items:center;gap:10px;font-weight:900;letter-spacing:-.06em;white-space:nowrap}.brand-mark{width:32px;height:32px;display:grid;place-items:center;background:var(--ink);color:var(--lime);font-size:11px;letter-spacing:0;border-radius:9px}.nav-links{display:flex;align-items:center;gap:4px;margin:auto}.nav-links a{font-size:14px;padding:8px 11px;border-radius:9px;color:#536058;transition:.2s}.nav-links a:hover,.nav-links a.active{color:var(--ink);background:#edf0e7}.nav-links a.active{box-shadow:inset 0 -2px 0 var(--lime)}
    .search{height:38px;width:205px;display:flex;align-items:center;gap:7px;padding:0 8px 0 11px;border:1px solid var(--line);border-radius:11px;color:var(--muted);font-size:12px;transition:.2s}.search:hover,.search:focus-within{border-color:var(--ink);box-shadow:0 0 0 3px rgba(200,244,90,.38)}.search kbd{margin-left:auto;padding:1px 5px;border-radius:5px;background:#e9ece5;color:#5e6862;font-size:10px}.icon-btn,.menu-btn{height:38px;width:38px;display:grid;place-items:center;border:1px solid var(--line);background:var(--white);border-radius:11px;transition:.2s}.icon-btn:hover,.menu-btn:hover{background:var(--lime);border-color:var(--lime)}.menu-btn{display:none}.btn{min-height:46px;display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:0 17px;border:1px solid transparent;border-radius:13px;font-weight:800;font-size:14px;transition:transform .2s ease,background .2s ease,border .2s ease}.btn:hover{transform:translateY(-2px)}.btn:active{transform:translateY(0)}.btn-dark{background:var(--ink);color:var(--lime)}.btn-dark:hover{background:#26362f}.btn-lime{background:var(--lime);color:var(--deep)}.btn-lime:hover{background:#dcff86}.btn-line{border-color:#93a097;color:var(--ink);background:transparent}.btn-line:hover{border-color:var(--ink);background:#fffefa}
    :focus-visible{outline:3px solid var(--lime);outline-offset:3px}.hero{min-height:730px;padding:128px 0 42px;position:relative;overflow:hidden;background:var(--deep);color:var(--white)}.hero:before,.hero:after{content:"";position:absolute;border:1px solid rgba(200,244,90,.18);border-radius:999px;pointer-events:none}.hero:before{width:780px;height:780px;right:-190px;top:-290px}.hero:after{width:500px;height:500px;left:-300px;bottom:-340px}.court-lines{position:absolute;inset:0;opacity:.35;background-image:linear-gradient(90deg,transparent 0,transparent 49.8%,rgba(200,244,90,.16) 50%,transparent 50.2%),repeating-linear-gradient(90deg,transparent 0,transparent 34px,rgba(255,255,255,.025) 35px);pointer-events:none}.hero-grid{position:relative;z-index:1;min-height:535px;display:grid;grid-template-columns:1.12fr .88fr;align-items:end;gap:48px}.eyebrow{display:inline-flex;align-items:center;gap:9px;font-size:12px;font-weight:800;letter-spacing:.11em;color:var(--lime)}.eyebrow b{display:grid;place-items:center;width:27px;height:27px;background:var(--lime);color:var(--deep);border-radius:7px;font-size:11px}.hero h1{max-width:770px;margin:20px 0 20px;font-size:clamp(43px,5.2vw,72px);line-height:1.08;letter-spacing:-.09em;font-weight:900}.hero p{max-width:660px;margin:0;color:#d4dbd5;font-size:17px;line-height:1.95}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}.hero-link{display:inline-flex;align-items:center;gap:7px;font-size:14px;font-weight:800;color:#e9eee6;padding:12px 3px}.hero-link:hover{color:var(--lime)}.hero-stats{position:relative;z-index:2;margin-top:42px;display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid rgba(255,255,255,.18);border-bottom:1px solid rgba(255,255,255,.12)}.stat{padding:15px 16px;border-right:1px solid rgba(255,255,255,.12)}.stat:last-child{border:0}.stat b{display:block;color:var(--lime);font-size:17px;letter-spacing:-.04em}.stat span{font-size:12px;color:#aeb8b1}.poster{align-self:center;position:relative;padding:18px;background:#1e2c26;border:1px solid rgba(200,244,90,.3);border-radius:28px;transform:rotate(1.5deg);box-shadow:22px 25px 0 rgba(242,147,85,.25)}.poster:before{content:"";position:absolute;inset:28px;border:1px dashed rgba(200,244,90,.25);border-radius:20px}.poster-head,.poster-item{position:relative;z-index:1}.poster-head{display:flex;justify-content:space-between;align-items:start;padding:6px 4px 28px}.poster-head small{color:var(--lime);font-weight:800;letter-spacing:.1em}.poster-no{font-size:45px;font-weight:900;line-height:1;color:rgba(200,244,90,.85)}.poster-item{padding:15px;margin:10px 0;border-radius:14px;background:rgba(255,254,250,.96);color:var(--ink)}.poster-item.accent{background:var(--lime)}.poster-item span{display:block;font-size:11px;color:#647068;font-weight:700}.poster-item strong{display:block;margin-top:3px;font-size:18px;letter-spacing:-.05em}.poster-item i{display:block;width:58%;height:4px;margin-top:12px;background:#c8d0c8;border-radius:9px}.poster-item.accent i{background:#60801c}
    section{padding:104px 0}.section-head{display:grid;grid-template-columns:170px 1fr;gap:34px;align-items:start;margin-bottom:42px}.section-num{font-size:12px;font-weight:900;letter-spacing:.1em;color:var(--muted)}.section-num b{display:inline-grid;place-items:center;width:30px;height:30px;margin-right:8px;border-radius:8px;background:var(--ink);color:var(--lime);letter-spacing:0}.section-head h2{margin:0;font-size:clamp(31px,3.5vw,45px);line-height:1.16;letter-spacing:-.075em;font-weight:900}.section-head p{max-width:620px;margin:15px 0 0;color:var(--muted);font-size:16px}
    .play-section{background:#eeece5}.path-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:55px}.side-note{position:sticky;top:105px;height:max-content}.side-note h2{margin:12px 0;font-size:39px;line-height:1.2;letter-spacing:-.07em;font-weight:900}.side-note p{color:var(--muted)}.paths{display:grid;gap:12px}.path{padding:22px;border:1px solid var(--line);border-radius:18px;background:var(--white);display:grid;grid-template-columns:62px 1fr auto;gap:17px;align-items:center;transition:.2s}.path:hover{transform:translateX(4px);border-color:#9cb750;box-shadow:var(--shadow)}.path-index{font-size:27px;font-weight:900;color:#bdc5bb;letter-spacing:-.08em}.path h3{margin:0;font-size:20px;font-weight:900;letter-spacing:-.05em}.path p{margin:5px 0 0;font-size:14px;color:var(--muted);line-height:1.7}.arrow{width:33px;height:33px;display:grid;place-items:center;border-radius:50%;background:#edf0e6}.path:hover .arrow{background:var(--lime)}
    .reward{background:var(--deep);color:var(--white);position:relative;overflow:hidden}.reward:after{content:"";position:absolute;width:620px;height:620px;border:1px solid rgba(200,244,90,.15);border-radius:50%;right:-280px;bottom:-400px}.reward .section-num{color:#9ea9a2}.reward .section-head p{color:#bcc6bf}.reward-grid{position:relative;z-index:1;display:grid;grid-template-columns:.78fr 1.22fr;gap:34px;align-items:center}.big-value{font-size:clamp(70px,10vw,130px);line-height:.82;color:var(--lime);font-weight:900;letter-spacing:-.12em}.big-copy{font-size:24px;font-weight:900;line-height:1.3;margin:19px 0 12px}.reward-copy{color:#bcc6bf;max-width:330px}.story-stack{display:grid;gap:15px}.story{padding:23px;border:1px solid rgba(255,255,255,.16);border-radius:20px;background:rgba(255,255,255,.04);display:grid;grid-template-columns:86px 1fr;gap:20px}.story:nth-child(2){margin-left:56px;background:#203029}.story-tag{height:max-content;padding:5px 8px;background:rgba(200,244,90,.13);border-radius:7px;color:var(--lime);font-size:11px;font-weight:800}.story h3{font-size:20px;margin:0 0 7px;letter-spacing:-.04em}.story p{margin:0;color:#bdc7c0;font-size:14px}
    .progress-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:26px}.progress-board{padding:32px;border-radius:26px;background:var(--white);box-shadow:var(--shadow)}.progress-board h3{font-size:26px;line-height:1.25;margin:12px 0}.progress-board p{color:var(--muted);font-size:15px}.progress-list{margin-top:25px;display:grid;gap:13px}.progress-row{display:grid;grid-template-columns:34px 1fr 44px;gap:11px;align-items:center;font-size:13px;font-weight:800}.bar{height:8px;border-radius:9px;background:#e5e8e0;overflow:hidden}.bar i{display:block;height:100%;background:var(--lime);border-radius:9px}.topic-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:26px}.topic-card{min-height:225px;padding:28px;border-radius:24px;background:var(--ink);color:white;position:relative;overflow:hidden}.topic-card:before{content:"";position:absolute;width:270px;height:270px;border:1px solid rgba(200,244,90,.3);border-radius:50%;right:-90px;top:-125px}.topic-card h3{position:relative;font-size:29px;line-height:1.2;margin:15px 0}.topic-card p{position:relative;max-width:400px;color:#ced7d0;font-size:14px}.topic-card .btn{position:relative;margin-top:10px}.mini-topics{display:grid;gap:14px}.mini-topic{padding:19px 21px;border-radius:18px;border:1px solid var(--line);background:#eeece5;transition:.2s}.mini-topic:hover{background:var(--white);transform:translateY(-3px);box-shadow:var(--shadow)}.mini-topic b{font-size:17px}.mini-topic span{display:block;margin-top:4px;color:var(--muted);font-size:13px}
    .news{background:#eeece5}.news-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:28px}.news-list{background:var(--white);border-radius:24px;padding:7px 25px}.news-item{display:grid;grid-template-columns:70px 1fr auto;gap:14px;align-items:center;padding:21px 0;border-bottom:1px solid var(--line);transition:.2s}.news-item:last-child{border:0}.news-item:hover{padding-left:6px}.news-date{font-size:12px;color:var(--muted);font-weight:800}.news-item h3{margin:0;font-size:17px;letter-spacing:-.04em}.news-item p{margin:3px 0 0;color:var(--muted);font-size:13px}.command-panel{padding:28px;border-radius:24px;background:var(--ink);color:var(--white)}.command-panel h3{margin:10px 0;font-size:26px;letter-spacing:-.06em}.command-panel p{color:#b9c3bc;font-size:14px}.command-input{display:flex;align-items:center;gap:9px;margin:22px 0 16px;padding:12px;border:1px solid rgba(255,255,255,.22);border-radius:12px;color:#aab6ae;font-size:13px}.quick-tags{display:flex;gap:8px;flex-wrap:wrap}.quick-tags a{padding:6px 9px;border:1px solid rgba(255,255,255,.17);border-radius:8px;font-size:12px;color:#e6ece7}.quick-tags a:hover{background:var(--lime);color:var(--deep);border-color:var(--lime)}
    .proof-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:20px}.quote-main{padding:36px;border-radius:26px;background:var(--white);box-shadow:var(--shadow)}.quote-mark{font-size:62px;line-height:.7;color:var(--apricot);font-family:serif}.quote-main blockquote{margin:20px 0;font-size:24px;line-height:1.55;letter-spacing:-.04em;font-weight:800}.quote-meta{display:flex;align-items:center;gap:11px;color:var(--muted);font-size:13px}.seal{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:var(--lime);color:var(--deep);font-weight:900}.short-quotes{display:grid;gap:14px}.short-quote{padding:20px;border-radius:18px;border:1px solid var(--line);background:#eeece5}.short-quote p{margin:8px 0;color:#48554d;font-size:14px}.short-quote span{font-size:12px;font-weight:800;color:var(--muted)}
    .faq{background:#eeece5}.faq-grid{display:grid;grid-template-columns:.72fr 1.28fr;gap:55px}.faq-intro h2{font-size:39px;line-height:1.2;letter-spacing:-.07em;margin:12px 0}.faq-intro p{color:var(--muted)}.faq-list{border-top:1px solid #bdc5ba}.faq-item{border-bottom:1px solid #bdc5ba}.faq-q{width:100%;display:flex;justify-content:space-between;gap:15px;padding:20px 0;text-align:left;border:0;background:transparent;color:var(--ink);font-weight:900;font-size:17px}.faq-q span:last-child{font-size:24px;line-height:1;transition:.2s}.faq-a{display:none;padding:0 42px 20px 0;color:#526057;font-size:14px}.faq-item.open .faq-a{display:block}.faq-item.open .faq-q span:last-child{transform:rotate(45deg);color:#6d9214}
    .cta{padding:0 0 104px;background:#eeece5}.cta-panel{position:relative;overflow:hidden;padding:45px;border-radius:28px;background:var(--deep);color:var(--white)}.cta-panel:before{content:"";position:absolute;width:520px;height:520px;border:1px solid rgba(200,244,90,.23);border-radius:50%;right:-220px;top:-325px}.cta-inner{position:relative;z-index:1;display:grid;grid-template-columns:.9fr 1.1fr;gap:44px}.cta h2{font-size:40px;line-height:1.18;letter-spacing:-.075em;margin:13px 0}.cta p{color:#c1cbc4;font-size:15px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:13px}.field:last-of-type{grid-column:span 2}.field label{display:block;margin-bottom:6px;font-size:12px;font-weight:800;color:#dbe2dc}.field input,.field select{width:100%;height:45px;padding:0 12px;border:1px solid rgba(255,255,255,.25);border-radius:10px;background:rgba(255,255,255,.05);color:white;outline:none;transition:.2s}.field select option{color:var(--ink)}.field input::placeholder{color:#90a097}.field input:focus,.field select:focus{border-color:var(--lime);box-shadow:0 0 0 3px rgba(200,244,90,.2)}.privacy{margin:13px 0 0!important;font-size:12px!important;color:#99a59e!important}
    footer{background:var(--ink);color:#e8eee9;padding:54px 0 25px;border-top:1px solid rgba(200,244,90,.24)}.footer-grid{display:grid;grid-template-columns:1.4fr repeat(3,.65fr);gap:35px;padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,.14)}.footer-brand p{max-width:300px;color:#aeb9b1;font-size:13px}.footer-title{color:var(--lime);font-size:12px;font-weight:900;letter-spacing:.1em}.footer-links{display:grid;gap:8px;margin-top:11px;font-size:13px;color:#bdc6c0}.footer-links a:hover{color:var(--lime)}.copyright{display:flex;justify-content:space-between;padding-top:17px;color:#91a098;font-size:12px}
    .mobile-panel{display:none}
    @media(max-width:1024px){.nav-links{gap:0}.search{width:170px}.hero-grid,.reward-grid,.progress-grid,.topic-grid,.news-grid,.proof-grid,.cta-inner{gap:24px}.section-head{grid-template-columns:130px 1fr}.path-layout,.faq-grid{gap:32px}.footer-grid{grid-template-columns:1.2fr 1fr 1fr}.footer-grid>div:last-child{display:none}}
    @media(max-width:768px){.wrap{width:min(100% - 32px,1180px)}.topbar{inset:9px 0 auto}.nav-shell{height:57px}.nav-links,.search,.icon-btn,.nav-cta{display:none}.menu-btn{display:grid;margin-left:auto}.mobile-panel{position:absolute;top:64px;left:0;right:0;padding:12px;border:1px solid var(--line);border-radius:16px;background:var(--white);box-shadow:var(--shadow)}.mobile-panel.show{display:grid;gap:6px}.mobile-panel a{padding:12px;border-radius:10px;font-size:14px;font-weight:800}.mobile-panel a:hover{background:#edf0e7}.mobile-panel .btn{margin-top:5px}.hero{min-height:auto;padding:121px 0 34px}.hero-grid{display:block}.hero h1{font-size:43px}.hero p{font-size:15px}.poster{max-width:390px;margin:37px auto 0}.hero-stats{grid-template-columns:1fr 1fr;margin-top:30px}.stat:nth-child(2){border-right:0}.stat:nth-child(-n+2){border-bottom:1px solid rgba(255,255,255,.12)}section{padding:67px 0}.section-head{display:block;margin-bottom:28px}.section-head h2{margin-top:12px}.path-layout,.reward-grid,.progress-grid,.topic-grid,.news-grid,.proof-grid,.faq-grid,.cta-inner{grid-template-columns:1fr}.side-note{position:static}.side-note h2,.faq-intro h2{font-size:33px}.story:nth-child(2){margin-left:20px}.story{grid-template-columns:74px 1fr}.cta{padding-bottom:67px}.cta-panel{padding:29px}.footer-grid{grid-template-columns:1fr 1fr;gap:26px}.footer-brand{grid-column:span 2}.copyright{display:block;line-height:2}}
    @media(max-width:480px){.hero h1{font-size:37px}.hero-actions{display:grid}.hero-actions .btn{width:100%}.hero-link{justify-content:center}.poster{padding:13px}.poster-item{padding:12px}.section-head h2{font-size:31px}.path{grid-template-columns:42px 1fr}.path .arrow{display:none}.story{padding:18px;grid-template-columns:1fr}.story-tag{width:max-content}.story:nth-child(2){margin-left:0}.big-value{font-size:78px}.news-list{padding:6px 17px}.news-item{grid-template-columns:48px 1fr}.news-item .arrow{display:none}.quote-main{padding:27px}.quote-main blockquote{font-size:20px}.form-grid{grid-template-columns:1fr}.field:last-of-type{grid-column:auto}.footer-grid{grid-template-columns:1fr}.footer-brand{grid-column:auto}}
    @media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}

/* roulang page: category1 */
:root{--ink:#16211d;--deep:#101613;--lime:#c8f45a;--apricot:#f29355;--paper:#f5f3ed;--white:#fffefa;--text:#1d2823;--muted:#68736c;--line:#d8ddd3;--radius:22px;--shadow:0 18px 50px rgba(22,33,29,.10)}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--text);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;line-height:1.8}
a{text-decoration:none;color:inherit}
button,input,textarea{font:inherit}
button{cursor:pointer}
img{max-width:100%;display:block}
::selection{background:var(--lime);color:var(--deep)}
:focus-visible{outline:3px solid var(--lime);outline-offset:3px}
.wrap{width:min(1200px,calc(100% - 48px));margin:auto}
.topbar{position:fixed;inset:16px 0 auto;z-index:50}
.nav-shell{width:min(1200px,calc(100% - 48px));height:64px;margin:auto;padding:0 12px 0 14px;border:1px solid rgba(216,221,211,.9);border-radius:18px;background:rgba(255,254,250,.96);box-shadow:0 8px 26px rgba(22,33,29,.06);display:flex;align-items:center;gap:18px;transition:.2s}
.nav-shell.scrolled{background:var(--white);box-shadow:0 12px 30px rgba(22,33,29,.1)}
.brand{display:flex;align-items:center;gap:10px;font-weight:900;letter-spacing:-.06em;white-space:nowrap}
.brand-mark{width:32px;height:32px;display:grid;place-items:center;background:var(--ink);color:var(--lime);font-size:11px;letter-spacing:0;border-radius:9px}
.nav-links{display:flex;align-items:center;gap:4px;margin:auto}
.nav-links a{font-size:14px;padding:8px 11px;border-radius:9px;color:#536058;transition:.2s}
.nav-links a:hover,.nav-links a.active{color:var(--ink);background:#edf0e7}
.nav-links a.active{box-shadow:inset 0 -2px 0 var(--lime)}
.search{height:38px;width:205px;display:flex;align-items:center;gap:7px;padding:0 8px 0 11px;border:1px solid var(--line);border-radius:11px;background:transparent;color:var(--muted);font-size:12px;transition:.2s}
.search:hover,.search:focus{border-color:var(--ink);box-shadow:0 0 0 3px rgba(200,244,90,.38)}
.search kbd{margin-left:auto;padding:1px 5px;border-radius:5px;background:#e9ece5;color:#5e6862;font-size:10px}
.icon-btn,.menu-btn{height:38px;width:38px;display:grid;place-items:center;border:1px solid var(--line);background:var(--white);border-radius:11px;transition:.2s}
.icon-btn:hover,.menu-btn:hover{background:var(--lime);border-color:var(--lime)}
.menu-btn{display:none}
.btn{min-height:46px;display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:0 17px;border:1px solid transparent;border-radius:13px;font-weight:800;font-size:14px;transition:transform .2s ease,background .2s ease,border .2s ease}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:translateY(0)}
.btn-dark{background:var(--ink);color:var(--lime)}
.btn-dark:hover{background:#26362f}
.btn-lime{background:var(--lime);color:var(--deep)}
.btn-lime:hover{background:#dcff86}
.btn-line{border-color:#93a097;color:var(--ink);background:transparent}
.btn-line:hover{border-color:var(--ink);background:var(--white)}
.page-hero{position:relative;overflow:hidden;padding:164px 0 70px;background:var(--deep);color:var(--white)}
.page-hero:before{content:"";position:absolute;width:590px;height:590px;right:-130px;top:-300px;border:1px solid rgba(200,244,90,.2);border-radius:50%}
.page-hero:after{content:"";position:absolute;width:300px;height:300px;right:19%;bottom:-210px;border:1px dashed rgba(255,255,255,.14);border-radius:50%}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.02fr .98fr;gap:64px;align-items:center}
.crumb{display:flex;gap:9px;align-items:center;color:#a9b4ac;font-size:13px}
.crumb span:last-child{color:var(--lime)}
.eyebrow{display:inline-flex;align-items:center;gap:9px;margin-top:24px;font-size:12px;font-weight:800;letter-spacing:.1em;color:var(--lime)}
.eyebrow b{display:grid;place-items:center;width:28px;height:28px;border-radius:7px;background:var(--lime);color:var(--deep);font-size:11px}
h1{max-width:680px;margin:18px 0;font-size:clamp(42px,5.4vw,68px);line-height:1.08;letter-spacing:-.085em;font-weight:900}
.hero-copy{max-width:610px;margin:0;color:#d1dad3;font-size:16px;line-height:1.95}
.hero-mini{display:flex;flex-wrap:wrap;gap:9px;margin-top:25px}
.hero-mini span{padding:5px 9px;border:1px solid rgba(255,255,255,.17);border-radius:7px;color:#dbe2dc;font-size:12px}
.index-board{position:relative;min-height:280px;padding:21px;border:1px solid rgba(255,255,255,.16);border-radius:25px;background:#1a2620;box-shadow:0 24px 70px rgba(0,0,0,.2);overflow:hidden}
.index-board:after{content:"";position:absolute;width:235px;height:235px;right:-100px;bottom:-110px;border:1px solid rgba(200,244,90,.22);border-radius:50%}
.board-top{display:flex;justify-content:space-between;align-items:center;padding-bottom:14px;border-bottom:1px solid rgba(255,255,255,.12);font-size:12px;color:#b8c3bb}
.status{display:inline-flex;align-items:center;gap:6px;color:var(--lime);font-weight:800}
.status:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--lime);box-shadow:0 0 0 4px rgba(200,244,90,.12)}
.board-list{position:relative;z-index:1;display:grid;gap:10px;margin-top:16px}
.board-row{display:grid;grid-template-columns:34px 1fr auto;align-items:center;gap:12px;padding:11px;border-radius:12px;background:rgba(255,254,250,.96);color:var(--ink)}
.board-row b{display:grid;place-items:center;width:30px;height:30px;border-radius:7px;background:#edf0e7;color:#536058;font-size:11px}
.board-row strong{font-size:14px;letter-spacing:-.03em}
.board-row small{color:#738078;font-size:11px}
.board-row.highlight{background:var(--lime)}
.board-row.highlight b{background:var(--ink);color:var(--lime)}
section{padding:100px 0}
.section-top{display:grid;grid-template-columns:180px 1fr;gap:35px;align-items:start;margin-bottom:38px}
.num{font-size:12px;letter-spacing:.12em;color:var(--muted);font-weight:900}
.num b{display:inline-grid;place-items:center;width:30px;height:30px;margin-right:8px;border-radius:8px;background:var(--ink);color:var(--lime);letter-spacing:0}
.section-top h2{margin:0;font-size:clamp(31px,3.6vw,45px);line-height:1.16;letter-spacing:-.075em;font-weight:900}
.section-top p{max-width:650px;margin:14px 0 0;color:var(--muted);font-size:16px}
.filterbar{display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:14px 16px;margin-bottom:24px;border:1px solid var(--line);border-radius:17px;background:var(--white)}
.filter-label{margin-right:6px;color:var(--muted);font-size:12px;font-weight:800}
.filter{padding:7px 11px;border:1px solid transparent;border-radius:9px;background:#edf0e8;color:#526057;font-size:13px;font-weight:800;transition:.2s}
.filter:hover,.filter.active{background:var(--ink);color:var(--lime)}
.filter-note{margin-left:auto;color:var(--muted);font-size:12px}
.masonry{display:grid;grid-template-columns:1.15fr .85fr .85fr;gap:20px;align-items:start}
.entry{position:relative;overflow:hidden;padding:24px;border:1px solid var(--line);border-radius:22px;background:var(--white);box-shadow:0 8px 25px rgba(22,33,29,.04);transition:.22s}
.entry:hover{transform:translateY(-4px);border-color:#a9d64b;box-shadow:var(--shadow)}
.entry.featured{grid-row:span 2;min-height:462px;background:var(--ink);color:var(--white)}
.entry.tall{min-height:275px;background:#e8ece2}
.entry.warm{background:#f8e4d7}
.entry.dark{background:#26362f;color:var(--white)}
.entry:before{content:"";position:absolute;width:230px;height:230px;right:-100px;bottom:-104px;border:1px solid currentColor;opacity:.12;border-radius:50%}
.card-kicker{position:relative;display:flex;justify-content:space-between;align-items:center;color:var(--muted);font-size:12px;font-weight:800}
.featured .card-kicker,.dark .card-kicker{color:#c9d4cb}
.card-kicker span:last-child{padding:3px 7px;border-radius:6px;background:rgba(22,33,29,.08)}
.featured .card-kicker span:last-child,.dark .card-kicker span:last-child{background:rgba(255,255,255,.1)}
.entry h3{position:relative;margin:20px 0 10px;font-size:25px;line-height:1.25;letter-spacing:-.055em;font-weight:900}
.entry:not(.featured) h3{font-size:20px}
.entry p{position:relative;margin:0;color:var(--muted);font-size:14px;line-height:1.85}
.featured p,.dark p{color:#cad4cd}
.card-bottom{position:absolute;right:24px;bottom:22px;left:24px;display:flex;align-items:center;justify-content:space-between;border-top:1px solid rgba(255,255,255,.15);padding-top:15px;font-size:12px;color:#c7d1ca}
.entry:not(.featured):not(.dark) .card-bottom{border-color:var(--line);color:var(--muted)}
.circle-arrow{display:grid;place-items:center;width:33px;height:33px;border-radius:50%;background:var(--lime);color:var(--deep);font-size:18px;transition:.2s}
.entry:hover .circle-arrow{transform:translateX(3px)}
.command-area{padding:88px 0;background:#eceae3}
.command-grid{display:grid;grid-template-columns:.78fr 1.22fr;gap:45px;align-items:center}
.command-copy h2{margin:16px 0;font-size:clamp(30px,3.2vw,42px);line-height:1.18;letter-spacing:-.07em;font-weight:900}
.command-copy p{margin:0;color:var(--muted);font-size:16px}
.command-panel{padding:21px;border-radius:22px;background:var(--ink);box-shadow:var(--shadow)}
.command-input{display:flex;align-items:center;gap:10px;padding:13px 14px;border:1px solid rgba(255,255,255,.2);border-radius:13px;color:#b8c5bc;background:#1f2d26;font-size:14px}
.command-input span{color:#93a199}
.command-input kbd{margin-left:auto;padding:2px 6px;border-radius:5px;background:#34443a;color:#d4ddd5;font-size:10px}
.command-tags{display:flex;flex-wrap:wrap;gap:9px;margin-top:16px}
.command-tags a{padding:7px 10px;border:1px solid rgba(255,255,255,.14);border-radius:8px;color:#dbe3dc;font-size:12px;transition:.2s}
.command-tags a:hover{border-color:var(--lime);color:var(--lime)}
.path-section{background:var(--white)}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px dashed var(--line);border-bottom:1px dashed var(--line)}
.step{position:relative;padding:29px 28px 28px;border-right:1px dashed var(--line)}
.step:last-child{border-right:0}
.step-no{display:inline-grid;place-items:center;width:36px;height:36px;border-radius:9px;background:var(--ink);color:var(--lime);font-size:12px;font-weight:900}
.step h3{margin:16px 0 8px;font-size:20px;letter-spacing:-.045em;font-weight:900}
.step p{margin:0;color:var(--muted);font-size:14px}
.step:after{content:"→";position:absolute;right:-10px;top:28px;display:grid;place-items:center;width:20px;height:20px;border-radius:50%;background:var(--lime);color:var(--deep);font-size:12px;z-index:1}
.step:last-child:after{display:none}
.faq-section{padding-bottom:28px}
.faq-grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:68px}
.faq-side h2{margin:15px 0;font-size:clamp(30px,3.2vw,42px);line-height:1.18;letter-spacing:-.07em;font-weight:900}
.faq-side p{color:var(--muted);font-size:15px}
.faq-list{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:18px;padding:20px 2px;border:0;background:transparent;color:var(--text);text-align:left;font-weight:900;font-size:16px}
.faq-q i{display:grid;place-items:center;flex:none;width:25px;height:25px;border-radius:50%;background:#e9ede4;font-style:normal;font-size:20px;line-height:1;transition:.2s}
.faq-item.open .faq-q i{background:var(--lime);transform:rotate(45deg)}
.faq-a{display:none;padding:0 42px 21px 2px;color:var(--muted);font-size:14px}
.faq-item.open .faq-a{display:block}
.cta{position:relative;overflow:hidden;margin:72px 0 0;padding:52px;border-radius:28px;background:var(--deep);color:var(--white)}
.cta:after{content:"";position:absolute;width:480px;height:480px;right:-190px;bottom:-355px;border:1px solid rgba(200,244,90,.25);border-radius:50%}
.cta-grid{position:relative;z-index:1;display:grid;grid-template-columns:1fr .8fr;gap:42px;align-items:end}
.cta h2{max-width:620px;margin:14px 0;font-size:clamp(32px,3.8vw,48px);line-height:1.12;letter-spacing:-.075em;font-weight:900}
.cta p{max-width:610px;margin:0;color:#c8d2cb;font-size:15px}
.cta-actions{display:flex;flex-wrap:wrap;gap:11px;justify-content:flex-end}
footer{margin-top:104px;padding:68px 0 24px;background:var(--ink);color:#d2dbd4;border-top:1px solid rgba(200,244,90,.25)}
.footer-grid{display:grid;grid-template-columns:1.45fr 1fr 1fr .85fr;gap:36px;padding-bottom:48px}
.footer-brand p{max-width:300px;margin:16px 0 0;color:#aab6ae;font-size:13px;line-height:1.8}
.footer-title{margin-bottom:13px;color:var(--lime);font-size:12px;font-weight:900;letter-spacing:.08em}
.footer-links{display:grid;gap:8px}
.footer-links a{font-size:13px;color:#c7d1ca;transition:.2s}
.footer-links a:hover{color:var(--lime)}
.copyright{display:flex;justify-content:space-between;padding-top:19px;border-top:1px solid rgba(255,255,255,.13);color:#92a098;font-size:12px}
.mobile-panel{display:none}
@media(max-width:1024px){
.nav-shell{gap:10px}.search{width:165px}.nav-cta{padding:0 12px}.hero-grid,.command-grid,.faq-grid{gap:32px}.masonry{grid-template-columns:1fr 1fr}.entry.featured{grid-row:auto;min-height:350px;grid-column:span 2}.entry.tall{min-height:260px}.section-top{grid-template-columns:140px 1fr}.footer-grid{grid-template-columns:1.35fr 1fr 1fr}
}
@media(max-width:768px){
.wrap,.nav-shell{width:min(100% - 28px,1200px)}.topbar{inset:10px 0 auto}.nav-shell{height:58px;padding:0 9px 0 11px}.brand{font-size:14px}.brand-mark{width:29px;height:29px}.nav-links,.search span,.search kbd,.icon-btn,.nav-cta{display:none}.search{display:grid;place-items:center;width:38px;padding:0;margin-left:auto}.menu-btn{display:grid}.mobile-panel{position:fixed;top:76px;left:14px;right:14px;z-index:49;padding:14px;border:1px solid var(--line);border-radius:18px;background:var(--white);box-shadow:var(--shadow)}.mobile-panel.show{display:grid;gap:6px}.mobile-panel a{padding:12px;border-radius:10px;font-weight:800}.mobile-panel a:hover{background:#edf0e7}.mobile-panel .btn{margin-top:5px}.page-hero{padding:122px 0 57px}.hero-grid,.command-grid,.faq-grid,.cta-grid{grid-template-columns:1fr}.hero-grid{gap:34px}.index-board{min-height:auto}.section-top{grid-template-columns:1fr;gap:13px}.section-top h2{font-size:34px}section{padding:70px 0}.filter-note{width:100%;margin-left:0}.masonry{grid-template-columns:1fr}.entry.featured{grid-column:auto;min-height:330px}.entry.tall{min-height:240px}.steps{grid-template-columns:1fr}.step{border-right:0;border-bottom:1px dashed var(--line)}.step:last-child{border-bottom:0}.step:after{right:auto;left:29px;top:auto;bottom:-10px;transform:rotate(90deg)}.cta{padding:35px 27px}.cta-actions{justify-content:flex-start}.footer-grid{grid-template-columns:1fr 1fr;gap:30px}.footer-brand{grid-column:span 2}
}
@media(max-width:480px){
h1{font-size:39px}.hero-copy{font-size:15px}.page-hero{padding-bottom:45px}.entry{padding:20px}.entry h3{font-size:22px}.section-top h2,.command-copy h2,.faq-side h2{font-size:30px}.filterbar{padding:11px}.filter{font-size:12px}.cta h2{font-size:31px}.footer-grid{grid-template-columns:1fr}.footer-brand{grid-column:auto}.copyright{display:grid;gap:4px}.card-bottom{left:20px;right:20px}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}

/* roulang page: category2 */
:root{--ink:#16211d;--deep:#101613;--lime:#c8f45a;--apricot:#f29355;--paper:#f5f3ed;--white:#fffefa;--text:#1d2823;--muted:#68736c;--line:#d8ddd3;--radius:22px;--shadow:0 18px 50px rgba(22,33,29,.10)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--text);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;line-height:1.8;-webkit-font-smoothing:antialiased}a{text-decoration:none;color:inherit}button,input,textarea{font:inherit}button{cursor:pointer}img{max-width:100%;display:block}::selection{background:var(--lime);color:var(--deep)}:focus-visible{outline:3px solid var(--lime);outline-offset:3px}.wrap{width:min(1200px,calc(100% - 64px));margin:auto}
.topbar{position:fixed;inset:16px 0 auto;z-index:50}.nav-shell{height:64px;padding:0 12px 0 14px;border:1px solid rgba(216,221,211,.9);border-radius:18px;background:rgba(255,254,250,.97);box-shadow:0 8px 26px rgba(22,33,29,.06);display:flex;align-items:center;gap:18px;transition:.2s}.nav-shell.scrolled{box-shadow:0 12px 34px rgba(22,33,29,.12)}
.brand{display:flex;align-items:center;gap:10px;font-weight:900;letter-spacing:-.06em;white-space:nowrap}.brand-mark{width:32px;height:32px;display:grid;place-items:center;background:var(--ink);color:var(--lime);font-size:11px;letter-spacing:0;border-radius:9px}.nav-links{display:flex;align-items:center;gap:4px;margin:auto}.nav-links a{font-size:14px;padding:8px 11px;border-radius:9px;color:#536058;transition:.2s}.nav-links a:hover,.nav-links a.active{color:var(--ink);background:#edf0e7}.nav-links a.active{box-shadow:inset 0 -2px 0 var(--lime)}
.search{height:38px;width:205px;display:flex;align-items:center;gap:7px;padding:0 8px 0 11px;border:1px solid var(--line);border-radius:11px;background:var(--white);color:var(--muted);font-size:12px;transition:.2s}.search:hover,.search:focus{border-color:var(--ink);box-shadow:0 0 0 3px rgba(200,244,90,.38)}.search kbd{margin-left:auto;padding:1px 5px;border-radius:5px;background:#e9ece5;color:#5e6862;font-size:10px}.icon-btn,.menu-btn{height:38px;width:38px;display:grid;place-items:center;border:1px solid var(--line);background:var(--white);color:var(--ink);border-radius:11px;transition:.2s}.icon-btn:hover,.menu-btn:hover{background:var(--lime);border-color:var(--lime)}.menu-btn{display:none}
.btn{min-height:46px;display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:0 17px;border:1px solid transparent;border-radius:13px;font-weight:800;font-size:14px;transition:transform .2s ease,background .2s ease,border .2s ease}.btn:hover{transform:translateY(-2px)}.btn:active{transform:translateY(0)}.btn-dark{background:var(--ink);color:var(--lime)}.btn-dark:hover{background:#26362f}.btn-lime{background:var(--lime);color:var(--deep)}.btn-lime:hover{background:#dcff86}.btn-line{border-color:#93a097;color:var(--ink);background:transparent}.btn-line:hover{border-color:var(--ink);background:var(--white)}
.page-hero{padding:150px 0 76px;background:var(--deep);color:var(--white);position:relative;overflow:hidden}.page-hero:before{content:"";position:absolute;width:620px;height:620px;border:1px solid rgba(200,244,90,.2);border-radius:50%;right:-160px;top:-280px}.page-hero:after{content:"";position:absolute;left:8%;bottom:20px;width:62%;border-top:1px dashed rgba(200,244,90,.25)}.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1fr .78fr;gap:76px;align-items:end}.crumb{color:#aab5ac;font-size:13px}.crumb span{padding:0 8px;color:var(--lime)}.eyebrow{display:inline-flex;align-items:center;gap:9px;margin-top:24px;color:var(--lime);font-size:12px;font-weight:900;letter-spacing:.12em}.eyebrow b{display:grid;place-items:center;width:28px;height:28px;border-radius:8px;background:var(--lime);color:var(--deep);font-size:11px;letter-spacing:0}.page-hero h1{margin:17px 0 18px;font-size:clamp(42px,5.4vw,68px);line-height:1.08;letter-spacing:-.085em;font-weight:900}.page-hero p{max-width:625px;margin:0;color:#cbd5ce;font-size:16px;line-height:1.95}.cover-board{min-height:310px;padding:18px;border:1px solid rgba(255,255,255,.16);border-radius:24px;background:rgba(255,255,255,.04);position:relative;overflow:hidden}.cover-board:before{content:"";position:absolute;width:270px;height:270px;border:1px solid rgba(200,244,90,.22);border-radius:50%;right:-88px;bottom:-118px}.board-top{display:flex;justify-content:space-between;align-items:center;padding-bottom:14px;border-bottom:1px solid rgba(255,255,255,.14);font-size:11px;color:#abb8af;letter-spacing:.08em}.status{padding:4px 8px;border-radius:6px;background:rgba(200,244,90,.15);color:var(--lime);font-weight:800}.board-list{position:relative;margin-top:17px}.board-row{display:grid;grid-template-columns:38px 1fr auto;gap:12px;align-items:center;padding:12px 0;border-bottom:1px solid rgba(255,255,255,.12)}.board-row b{color:var(--lime);font-size:13px}.board-row span{font-weight:800;font-size:14px}.board-row i{font-style:normal;color:#aeb9b0;font-size:11px}.board-caption{position:absolute;right:18px;bottom:20px;padding:8px 11px;background:var(--apricot);color:var(--deep);border-radius:8px;font-size:11px;font-weight:900;transform:rotate(-4deg)}
section{padding:106px 0}.section-head{display:grid;grid-template-columns:165px 1fr;gap:34px;margin-bottom:43px}.section-num{font-size:12px;font-weight:900;letter-spacing:.1em;color:var(--muted)}.section-num b{display:inline-grid;place-items:center;width:30px;height:30px;margin-right:8px;border-radius:8px;background:var(--ink);color:var(--lime);letter-spacing:0}.section-head h2{margin:0;font-size:clamp(30px,3.6vw,44px);line-height:1.16;letter-spacing:-.075em;font-weight:900}.section-head p{max-width:650px;margin:15px 0 0;color:var(--muted);font-size:16px}
.chapter{display:grid;grid-template-columns:1fr 1fr;min-height:430px}.chapter:nth-child(even){direction:rtl}.chapter:nth-child(even)>*{direction:ltr}.chapter-visual{min-height:390px;position:relative;overflow:hidden;background:var(--ink);border-radius:24px 0 0 24px}.chapter:nth-child(even) .chapter-visual{border-radius:0 24px 24px 0;background:#dee4d6}.chapter-copy{display:flex;flex-direction:column;justify-content:center;padding:54px 8%;background:var(--white);border-radius:0 24px 24px 0}.chapter:nth-child(even) .chapter-copy{background:var(--deep);color:var(--white);border-radius:24px 0 0 24px}.chapter-no{font-size:13px;font-weight:900;letter-spacing:.16em;color:var(--apricot)}.chapter h3{margin:14px 0;font-size:30px;line-height:1.2;letter-spacing:-.06em;font-weight:900}.chapter p{margin:0;color:var(--muted);font-size:15px}.chapter:nth-child(even) p{color:#c7d1c9}.key-list{display:grid;gap:9px;margin:22px 0 0;padding:0;list-style:none}.key-list li{display:flex;gap:10px;align-items:flex-start;font-size:14px}.key-list li:before{content:"—";color:var(--apricot);font-weight:900}.hint{margin-top:22px;padding:11px 13px;border-left:3px solid var(--lime);background:#edf0e7;color:#49564e;font-size:13px;line-height:1.65}.chapter:nth-child(even) .hint{background:rgba(200,244,90,.1);color:#d5dfd7}.abstract-card{position:absolute;border:1px solid rgba(200,244,90,.3);background:rgba(255,254,250,.94);color:var(--ink);box-shadow:var(--shadow)}.abstract-card.one{top:47px;left:12%;width:58%;padding:20px;border-radius:18px}.abstract-card.two{right:11%;bottom:43px;width:48%;padding:17px;border-radius:16px}.abstract-card strong{display:block;font-size:20px;letter-spacing:-.05em}.abstract-card span{display:block;margin-top:6px;font-size:12px;color:var(--muted)}.abstract-bar{height:5px;margin-top:15px;border-radius:9px;background:#dbe2d7}.abstract-bar i{display:block;width:62%;height:100%;background:var(--lime);border-radius:9px}.soft-circle{position:absolute;width:380px;height:380px;border:1px solid rgba(200,244,90,.25);border-radius:50%;left:-120px;bottom:-150px}.paper-lines{position:absolute;inset:25px;background:repeating-linear-gradient(0deg,transparent 0,transparent 40px,rgba(22,33,29,.09) 41px);opacity:.7}.paper-token{position:absolute;right:14%;top:20%;width:145px;height:145px;border:12px solid var(--ink);border-radius:50%;display:grid;place-items:center;font-size:35px;font-weight:900;color:var(--ink)}
.rail-section{background:#ebe9e1}.rail{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:18px;padding-top:26px}.rail:before{content:"";position:absolute;left:5%;right:5%;top:42px;border-top:2px dashed #aab5aa}.rail-node{position:relative;padding-top:40px}.rail-dot{position:absolute;top:7px;left:0;width:26px;height:26px;border:6px solid var(--paper);border-radius:50%;background:var(--ink);box-shadow:0 0 0 2px var(--ink)}.rail-node.active .rail-dot{background:var(--lime)}.rail-node b{display:block;font-size:12px;color:var(--apricot);letter-spacing:.1em}.rail-node h3{margin:6px 0;font-size:18px;letter-spacing:-.04em}.rail-node p{margin:0;color:var(--muted);font-size:13px;line-height:1.75}
.compare{background:var(--deep);color:var(--white)}.compare .section-num{color:#aeb8b0}.compare .section-head p{color:#bec9c0}.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.compare-card{padding:31px;border:1px solid rgba(255,255,255,.18);border-radius:22px;background:rgba(255,255,255,.035);transition:.2s}.compare-card:hover{transform:translateY(-3px);border-color:var(--lime)}.compare-card .label{display:inline-block;padding:4px 8px;border-radius:7px;background:rgba(200,244,90,.14);color:var(--lime);font-size:11px;font-weight:900}.compare-card h3{margin:17px 0 10px;font-size:26px;letter-spacing:-.055em}.compare-card p{margin:0;color:#c2ccc5;font-size:14px}.compare-card ul{padding:0;margin:20px 0 0;list-style:none}.compare-card li{padding:9px 0;border-top:1px solid rgba(255,255,255,.12);font-size:14px}.compare-card li:before{content:"+";display:inline-block;margin-right:10px;color:var(--lime);font-weight:900}
.faq-grid{display:grid;grid-template-columns:.7fr 1.3fr;gap:70px}.faq-intro p{color:var(--muted);font-size:15px}.faq-list{border-top:1px solid var(--line)}.faq-item{border-bottom:1px solid var(--line)}.faq-q{width:100%;padding:20px 0;display:flex;align-items:center;justify-content:space-between;gap:20px;border:0;background:transparent;text-align:left;color:var(--ink);font-weight:800;font-size:16px}.faq-q span:last-child{font-size:24px;font-weight:400;transition:.2s}.faq-a{display:none;padding:0 38px 19px 0;color:var(--muted);font-size:14px;line-height:1.85}.faq-item.open .faq-a{display:block}.faq-item.open .faq-q span:last-child{transform:rotate(45deg);color:var(--apricot)}
.related{padding-top:0}.related-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:24px}.related-card{padding:30px;border-radius:22px;background:var(--white);box-shadow:var(--shadow)}.related-card.dark{background:var(--ink);color:var(--white)}.related-card h3{margin:13px 0 10px;font-size:25px;line-height:1.25;letter-spacing:-.055em}.related-card p{margin:0 0 22px;color:var(--muted);font-size:14px}.related-card.dark p{color:#c8d2ca}.tag{display:inline-flex;padding:4px 8px;border-radius:7px;background:#edf0e7;color:#536058;font-size:11px;font-weight:900}.dark .tag{background:rgba(200,244,90,.14);color:var(--lime)}
.cta{padding:0 0 106px}.cta-box{position:relative;overflow:hidden;padding:55px 58px;border-radius:28px;background:var(--deep);color:var(--white);display:grid;grid-template-columns:1fr .85fr;gap:50px}.cta-box:before{content:"";position:absolute;width:520px;height:520px;right:-230px;bottom:-380px;border:1px solid rgba(200,244,90,.25);border-radius:50%}.cta-box h2{position:relative;margin:0;font-size:clamp(31px,4vw,46px);line-height:1.13;letter-spacing:-.075em}.cta-box p{position:relative;max-width:500px;color:#c5d0c8}.cta-form{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:12px}.field{display:grid;gap:5px}.field.full{grid-column:1/-1}.field label{font-size:12px;color:#ced7d0;font-weight:800}.field input,.field textarea{width:100%;border:1px solid rgba(255,255,255,.22);border-radius:10px;padding:10px 12px;background:rgba(255,255,255,.06);color:#fff;outline:0;transition:.2s}.field input:focus,.field textarea:focus{border-color:var(--lime);box-shadow:0 0 0 3px rgba(200,244,90,.16)}.field textarea{height:78px;resize:vertical}.privacy{grid-column:1/-1;margin:2px 0 0;color:#9eaaa1;font-size:11px;line-height:1.6}
footer{padding:58px 0 25px;background:var(--ink);color:#eff3ec;border-top:1px solid rgba(200,244,90,.2)}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px;padding-bottom:43px;border-bottom:1px solid rgba(255,255,255,.14)}.footer-brand p{max-width:310px;margin:16px 0 0;color:#b9c5bc;font-size:13px}.footer-title{margin-bottom:13px;color:var(--lime);font-size:12px;font-weight:900;letter-spacing:.08em}.footer-links{display:grid;gap:8px}.footer-links a{color:#c3cec6;font-size:13px;transition:.2s}.footer-links a:hover{color:var(--lime);transform:translateX(3px)}.copyright{display:flex;justify-content:space-between;gap:15px;padding-top:20px;color:#99a69d;font-size:12px}
.mobile-panel{display:none}
@media(max-width:1024px){.nav-links{gap:0}.search{width:155px}.hero-grid{gap:35px}.chapter-copy{padding:42px 7%}.faq-grid{gap:42px}.cta-box{padding:42px}.wrap{width:min(1200px,calc(100% - 44px))}}
@media(max-width:768px){.topbar{inset:10px 0 auto}.nav-shell{height:58px;gap:9px;padding:0 9px 0 11px}.brand{font-size:14px}.brand-mark{width:29px;height:29px}.nav-links,.nav-cta,.search span,.search kbd,.icon-btn{display:none}.search{display:grid;place-items:center;width:38px;padding:0;margin-left:auto}.menu-btn{display:grid}.mobile-panel.open{display:grid;position:absolute;top:66px;left:0;right:0;padding:14px;border-radius:18px;background:var(--white);box-shadow:var(--shadow);border:1px solid var(--line);gap:6px}.mobile-panel a{padding:10px 12px;border-radius:9px;font-size:14px;font-weight:800}.mobile-panel a:hover{background:#edf0e7}.page-hero{padding:122px 0 57px}.hero-grid,.faq-grid,.cta-box{grid-template-columns:1fr}.hero-grid{gap:28px}.cover-board{min-height:250px}.section-head{grid-template-columns:1fr;gap:14px;margin-bottom:30px}section{padding:72px 0}.chapter{grid-template-columns:1fr}.chapter:nth-child(even){direction:ltr}.chapter-visual,.chapter:nth-child(even) .chapter-visual{min-height:285px;border-radius:22px 22px 0 0}.chapter-copy,.chapter:nth-child(even) .chapter-copy{border-radius:0 0 22px 22px;padding:35px 9%}.rail{grid-template-columns:1fr 1fr}.rail:before{left:13px;top:37px;bottom:20px;right:auto;border-top:0;border-left:2px dashed #aab5aa}.rail-node{padding:0 10px 18px 42px}.rail-dot{top:0;left:0}.compare-grid,.related-grid{grid-template-columns:1fr}.cta{padding-bottom:72px}.cta-box{padding:38px 25px;gap:28px}.footer-grid{grid-template-columns:1fr 1fr}.copyright{flex-direction:column}.abstract-card.one{left:8%;width:63%}}
@media(max-width:480px){.wrap{width:calc(100% - 28px)}.page-hero h1{font-size:39px}.page-hero p{font-size:15px}.cover-board{padding:14px}.board-row{grid-template-columns:30px 1fr auto}.board-row span{font-size:13px}.section-head h2{font-size:31px}.chapter h3{font-size:26px}.compare-card{padding:24px}.rail{grid-template-columns:1fr}.cta-form{grid-template-columns:1fr}.field.full{grid-column:auto}.footer-grid{grid-template-columns:1fr;gap:25px}.cta-box h2{font-size:32px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}