/* roulang page: index */
:root{--ink:#10231f;--forest:#174b3b;--deep:#0b2921;--mint:#b7e6cf;--lime:#d9f99d;--sand:#f6f2e9;--paper:#fffdf8;--muted:#61716b;--line:rgba(16,35,31,.12);--radius:22px;--shadow:0 18px 50px rgba(15,48,39,.12)}
    *{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;line-height:1.8;letter-spacing:.01em}a{text-decoration:none;color:inherit}img{max-width:100%;display:block}button,input{font:inherit}button{cursor:pointer}.container{width:min(1160px,calc(100% - 40px));margin:auto}.section{padding:86px 0}.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 12px;border:1px solid rgba(23,75,59,.18);border-radius:999px;background:#fff;color:var(--forest);font-size:13px;font-weight:700}.eyebrow:before{content:"";width:7px;height:7px;border-radius:50%;background:#d97746}.section-title{font-size:clamp(28px,4vw,47px);line-height:1.22;letter-spacing:-.035em;font-weight:800;margin:18px 0 15px}.section-intro{max-width:700px;color:var(--muted);font-size:16px}.btn{display:inline-flex;justify-content:center;align-items:center;gap:9px;padding:13px 21px;border-radius:999px;font-weight:800;border:1px solid transparent;transition:.25s transform,.25s box-shadow,.25s background}.btn:hover{transform:translateY(-2px);box-shadow:0 12px 22px rgba(10,39,31,.17)}.btn:focus,a:focus,input:focus{outline:3px solid rgba(217,249,157,.75);outline-offset:3px}.btn-main{background:var(--lime);color:#183b2d}.btn-main:hover{background:#e6ffb9}.btn-ghost{border-color:rgba(255,255,255,.44);background:rgba(255,255,255,.1);color:#fff}.btn-dark{background:var(--forest);color:#fff}.btn-soft{background:#eff8f2;color:var(--forest);border-color:#d7eee0}
    .site-header{position:absolute;z-index:20;top:20px;left:0;right:0}.nav-shell{display:flex;align-items:center;gap:18px;padding:10px 13px 10px 18px;border-radius:999px;background:rgba(255,255,255,.9);border:1px solid rgba(255,255,255,.75);box-shadow:0 12px 35px rgba(6,34,27,.16);backdrop-filter:blur(15px)}.logo{font-size:19px;font-weight:900;color:var(--deep);white-space:nowrap;letter-spacing:-.06em}.logo span{display:inline-block;margin-right:7px;width:10px;height:10px;border-radius:3px;background:var(--clay);transform:rotate(45deg)}.nav-links{display:flex;align-items:center;justify-content:center;gap:3px;flex:1;overflow:auto;scrollbar-width:none}.nav-links::-webkit-scrollbar{display:none}.nav-links a{white-space:nowrap;padding:8px 11px;border-radius:999px;font-size:13px;font-weight:700;color:#40544d;transition:.2s}.nav-links a:hover,.nav-links a.active{background:#e5f5eb;color:var(--forest)}.nav-action{padding:10px 16px;font-size:13px;white-space:nowrap}
    .hero{min-height:760px;padding:150px 0 72px;background:linear-gradient(90deg,rgba(7,34,27,.94),rgba(7,34,27,.83) 45%,rgba(7,34,27,.65)),url("/assets/images/backpic/back-1.webp") center/cover}.hero-grid{display:grid;grid-template-columns:minmax(0,1.13fr) minmax(360px,.87fr);gap:56px;align-items:center}.hero .eyebrow{background:rgba(217,249,157,.14);border-color:rgba(217,249,157,.38);color:var(--lime)}.hero h1{margin:20px 0;font-size:clamp(42px,6vw,76px);font-weight:900;line-height:1.05;letter-spacing:-.065em;color:#fff}.hero h1 em{font-style:normal;color:var(--lime)}.hero-copy{max-width:650px;color:rgba(255,255,255,.79);font-size:17px;line-height:1.9}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:29px}.hero-points{display:flex;gap:24px;flex-wrap:wrap;margin-top:40px}.hero-points div{border-left:1px solid rgba(217,249,157,.52);padding-left:13px}.hero-points strong{display:block;color:#fff;font-size:19px}.hero-points span{font-size:12px;color:rgba(255,255,255,.65)}
    .guide-cover{position:relative;overflow:hidden;padding:22px;border:1px solid rgba(255,255,255,.46);border-radius:28px;background:#fff7e8;color:var(--ink);box-shadow:0 28px 60px rgba(0,0,0,.24);transform:rotate(1.8deg)}.guide-cover:after{content:"";position:absolute;width:190px;height:190px;border-radius:50%;right:-66px;top:-68px;background:var(--lime);opacity:.75}.cover-top{position:relative;z-index:1;display:flex;justify-content:space-between;font-size:12px;color:#587069}.cover-mark{width:32px;height:32px;border-radius:10px;background:var(--forest);color:var(--lime);display:grid;place-items:center;font-weight:900}.guide-cover h2{position:relative;z-index:1;font-size:35px;line-height:1.16;letter-spacing:-.05em;margin:50px 0 16px}.guide-cover p{position:relative;z-index:1;color:#536760;font-size:14px}.toc{position:relative;z-index:1;margin-top:25px;padding:16px;border-radius:16px;background:rgba(255,255,255,.78)}.toc li{display:flex;justify-content:space-between;list-style:none;padding:7px 0;border-bottom:1px dashed #d6ddd5;font-size:13px}.toc li:last-child{border:0}.toc b{color:var(--forest)}.cover-footer{position:relative;z-index:1;display:flex;align-items:center;justify-content:space-between;margin-top:22px;font-size:12px}.cover-footer strong{font-size:20px;color:var(--forest)}
    .metrics{margin-top:-43px;position:relative;z-index:2}.metrics-grid{display:grid;grid-template-columns:repeat(4,1fr);background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:22px;overflow:hidden}.metric{padding:22px 25px;border-right:1px solid var(--line)}.metric:last-child{border:0}.metric strong{display:block;font-size:28px;line-height:1.1;color:var(--forest);letter-spacing:-.05em}.metric span{font-size:13px;color:var(--muted)}
    .chapter-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:58px;align-items:start}.chapter-list{margin-top:30px;border-top:1px solid var(--line)}.chapter-item{display:grid;grid-template-columns:48px 1fr auto;gap:14px;align-items:center;padding:18px 0;border-bottom:1px solid var(--line)}.chapter-num{width:38px;height:38px;border-radius:12px;background:#e7f5eb;color:var(--forest);display:grid;place-items:center;font-size:13px;font-weight:900}.chapter-item h3{font-size:16px;font-weight:800;margin:0}.chapter-item p{margin:2px 0 0;color:var(--muted);font-size:13px}.arrow{color:var(--clay);font-size:21px}.chapter-image{min-height:525px;position:relative;border-radius:28px;overflow:hidden;background:url("/assets/images/coverpic/cover-2.webp") center/cover}.chapter-image:after{content:"";inset:0;position:absolute;background:linear-gradient(180deg,transparent 40%,rgba(5,36,28,.91))}.image-note{position:absolute;z-index:1;bottom:0;padding:30px;color:#fff}.image-note strong{display:block;font-size:26px;line-height:1.3}.image-note p{margin:9px 0 0;color:rgba(255,255,255,.76);font-size:14px}
    .quote-band{background:var(--forest);color:#fff;overflow:hidden}.quote-grid{display:grid;grid-template-columns:.78fr 1.22fr;gap:56px;align-items:center}.quote-label{color:var(--lime);font-weight:800;font-size:14px}.quote-big{font-size:clamp(27px,3.6vw,44px);line-height:1.42;font-weight:800;letter-spacing:-.035em}.quote-big:before{content:"“";color:var(--lime);font-size:70px;line-height:0;vertical-align:-20px;margin-right:6px}.quote-person{display:flex;align-items:center;gap:12px;margin-top:20px;color:rgba(255,255,255,.7);font-size:14px}.avatar{width:42px;height:42px;border-radius:50%;background:url("/assets/images/coverpic/cover-4.webp") center/cover;border:2px solid var(--lime)}
    .topic-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:18px;margin-top:34px}.topic-card{min-height:208px;position:relative;overflow:hidden;border-radius:22px;background:#dfeee5;padding:23px;transition:.25s}.topic-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}.topic-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.34;transition:.35s}.topic-card:hover img{transform:scale(1.07)}.topic-card:after{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(8,45,34,.8),rgba(8,45,34,.18))}.topic-card>*{position:relative;z-index:1}.topic-card:first-child{grid-row:span 2;min-height:434px}.topic-card b{display:inline-block;font-size:12px;background:var(--lime);color:var(--deep);padding:4px 9px;border-radius:999px}.topic-card h3{color:#fff;font-size:25px;line-height:1.25;margin:85px 0 8px}.topic-card:first-child h3{margin-top:215px;font-size:32px}.topic-card p{color:rgba(255,255,255,.78);font-size:13px;margin:0}.topic-card small{display:block;color:var(--lime);font-size:12px;margin-top:12px}
    .safe-strip{padding:29px 0;background:#eff8f2;border-top:1px solid #d4e8da;border-bottom:1px solid #d4e8da}.safe-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.safe-item{display:flex;gap:12px;align-items:flex-start}.safe-icon{flex:0 0 40px;width:40px;height:40px;border-radius:13px;background:#fff;display:grid;place-items:center;color:var(--forest);font-size:19px;box-shadow:0 5px 15px rgba(23,75,59,.08)}.safe-item strong{display:block;font-size:14px}.safe-item p{margin:1px 0 0;font-size:12px;color:var(--muted);line-height:1.6}
    .story-grid{display:grid;grid-template-columns:1fr .9fr;gap:54px;align-items:center}.story-copy p{font-size:16px;color:#43564f;margin:0 0 17px}.story-copy p:first-of-type{font-size:19px;line-height:1.85;color:var(--ink)}.story-image{border-radius:26px;overflow:hidden;position:relative}.story-image img{height:410px;width:100%;object-fit:cover}.story-stamp{position:absolute;right:22px;bottom:22px;width:145px;padding:17px;border-radius:18px;background:var(--lime);color:var(--deep);font-size:13px;font-weight:800;transform:rotate(-4deg)}
    .process{background:var(--sand)}.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:35px}.process-card{position:relative;padding:23px;background:rgba(255,255,255,.82);border:1px solid rgba(16,35,31,.1);border-radius:20px}.process-card:not(:last-child):after{content:"→";position:absolute;right:-15px;top:42px;z-index:1;color:var(--clay);font-size:23px}.step{color:var(--clay);font-size:12px;font-weight:900;letter-spacing:.1em}.process-card h3{font-size:18px;margin:13px 0 8px}.process-card p{font-size:13px;color:var(--muted);margin:0}
    .compare-wrap{overflow:auto;margin-top:30px}.compare{width:100%;min-width:680px;border-collapse:separate;border-spacing:0;border:1px solid var(--line);border-radius:20px;overflow:hidden;background:#fff}.compare th,.compare td{padding:17px 19px;text-align:left;border-bottom:1px solid var(--line);font-size:14px}.compare th{background:#f2f8f3;color:var(--forest);font-weight:900}.compare tr:last-child td{border-bottom:0}.yes{color:#177149;font-weight:800}.no{color:#a1aaa5}
    .article-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:40px;align-items:start}.news-list{margin-top:24px;border-top:1px solid var(--line)}.news-item{display:grid;grid-template-columns:96px 1fr auto;gap:22px;align-items:center;padding:21px 0;border-bottom:1px solid var(--line);transition:.2s}.news-item:hover{padding-left:10px}.news-date{font-size:13px;color:var(--clay);font-weight:800}.news-item h3{font-size:18px;line-height:1.4;margin:0 0 6px}.news-item p{color:var(--muted);font-size:13px;line-height:1.7;margin:0}.read{color:var(--forest);font-size:13px;font-weight:800;white-space:nowrap}.feature-news{position:sticky;top:25px;border-radius:24px;overflow:hidden;background:var(--deep);color:#fff}.feature-news img{height:225px;width:100%;object-fit:cover;opacity:.74}.feature-news div{padding:22px}.feature-news b{color:var(--lime);font-size:12px}.feature-news h3{font-size:23px;line-height:1.35;margin:10px 0}.feature-news p{color:rgba(255,255,255,.72);font-size:13px;margin:0}
    .learning-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:35px}.learning-card{border:1px solid var(--line);border-radius:21px;padding:25px;background:#fff;transition:.25s}.learning-card:hover{border-color:#9fd4b6;box-shadow:var(--shadow);transform:translateY(-4px)}.learning-card .icon{font-size:28px}.learning-card h3{font-size:19px;margin:13px 0 8px}.learning-card p{font-size:14px;color:var(--muted);margin:0}.learning-card a{display:inline-block;margin-top:17px;font-size:13px;font-weight:800;color:var(--forest)}
    .faq-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:58px}.faq-list{margin-top:15px}.faq{border-bottom:1px solid var(--line);padding:17px 0}.faq summary{list-style:none;display:flex;align-items:center;justify-content:space-between;gap:15px;font-size:17px;font-weight:800;cursor:pointer}.faq summary::-webkit-details-marker{display:none}.faq summary:after{content:"+";font-size:24px;color:var(--clay);font-weight:400}.faq[open] summary:after{content:"−"}.faq p{font-size:14px;color:var(--muted);margin:13px 35px 2px 0}
    .resource-band{background:linear-gradient(120deg,#0e3328,#1a5944);color:#fff}.resource-grid{display:grid;grid-template-columns:1fr auto;gap:35px;align-items:center}.resource-band .section-title{margin-bottom:10px}.resource-band p{max-width:760px;color:rgba(255,255,255,.73)}
    .signup{background:var(--sand)}.signup-box{display:grid;grid-template-columns:1fr .9fr;gap:45px;align-items:center;padding:52px;border-radius:30px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow)}.signup-copy p{color:var(--muted);max-width:570px}.form-row{display:flex;gap:10px;padding:7px;border:1px solid #cadfd0;border-radius:16px;background:#fff}.form-row input{width:100%;border:0;padding:9px 11px;outline:0;color:var(--ink);background:transparent;font-size:14px}.form-note{margin-top:12px;color:#78857f;font-size:12px;line-height:1.6}.form-result{display:none;margin-top:12px;color:#19704a;font-weight:800;font-size:13px}
    .site-footer{background:#09271f;color:rgba(255,255,255,.72);padding:62px 0 28px}.footer-top{display:grid;grid-template-columns:1.2fr 2fr;gap:60px;padding-bottom:45px;border-bottom:1px solid rgba(255,255,255,.14)}.footer-brand .logo{color:#fff;font-size:25px}.footer-brand p{max-width:355px;font-size:13px;line-height:1.8}.footer-links{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.footer-links strong{display:block;color:#fff;font-size:14px;margin-bottom:10px}.footer-links a{display:block;font-size:13px;margin:7px 0;transition:.2s}.footer-links a:hover{color:var(--lime);padding-left:3px}.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:14px;padding-top:24px;font-size:12px}.footer-bottom a:hover{color:var(--lime)}
    @media(max-width:1024px){.nav-links{justify-content:flex-start}.nav-action{display:none}.hero-grid,.chapter-layout,.story-grid,.article-grid,.faq-layout,.signup-box{grid-template-columns:1fr;gap:34px}.hero{padding-top:135px}.guide-cover{max-width:470px;margin:auto}.chapter-image{min-height:390px}.topic-grid{grid-template-columns:1fr 1fr}.topic-card:first-child{grid-row:auto;grid-column:span 2;min-height:290px}.topic-card:first-child h3{margin-top:120px}.safe-grid{grid-template-columns:1fr 1fr}.quote-grid{grid-template-columns:1fr;gap:20px}.feature-news{position:static}.footer-top{grid-template-columns:1fr}.process-grid{grid-template-columns:1fr 1fr}.process-card:nth-child(2):after{display:none}}
    @media(max-width:768px){.container{width:min(100% - 28px,1160px)}.site-header{top:12px}.nav-shell{border-radius:20px;padding:10px 12px}.logo{font-size:17px}.nav-links{gap:0}.nav-links a{font-size:12px;padding:7px 9px}.hero{min-height:auto;padding:130px 0 62px}.hero h1{font-size:44px}.hero-copy{font-size:15px}.metrics{margin-top:0;background:#fff}.metrics-grid{border-radius:0;grid-template-columns:1fr 1fr;box-shadow:none}.metric:nth-child(2){border-right:0}.metric:nth-child(-n+2){border-bottom:1px solid var(--line)}.section{padding:62px 0}.topic-grid,.learning-grid{grid-template-columns:1fr}.topic-card:first-child{grid-column:auto}.safe-grid,.process-grid{grid-template-columns:1fr}.process-card:after{display:none}.article-grid{gap:24px}.news-item{grid-template-columns:75px 1fr;gap:14px}.news-item .read{grid-column:2}.story-image img{height:310px}.resource-grid{grid-template-columns:1fr}.signup-box{padding:31px 24px}.footer-links{grid-template-columns:1fr 1fr}.quote-big{font-size:28px}}
    @media(max-width:520px){.nav-shell{align-items:flex-start}.logo{padding-top:5px}.nav-links{padding-bottom:2px}.nav-links a{padding:6px 8px}.hero h1{font-size:38px}.hero-actions .btn{width:100%}.hero-points{gap:15px}.metrics-grid{grid-template-columns:1fr}.metric,.metric:nth-child(2){border-right:0;border-bottom:1px solid var(--line)}.metric:last-child{border-bottom:0}.topic-card h3,.topic-card:first-child h3{font-size:27px}.chapter-item{grid-template-columns:42px 1fr}.chapter-item .arrow{display:none}.news-item{grid-template-columns:1fr}.news-item .read{grid-column:auto}.form-row{display:block}.form-row .btn{width:100%;margin-top:8px}.footer-links{grid-template-columns:1fr}.footer-bottom{display:block}.footer-bottom span,.footer-bottom a{display:block;margin:7px 0}}

/* roulang page: category3 */
:root{
      --ink:#10231f;--forest:#174b3b;--deep:#0b2921;--mint:#b7e6cf;--lime:#d9f99d;
      --sand:#f6f2e9;--paper:#fffdf8;--muted:#61716b;--line:rgba(16,35,31,.12);
      --clay:#d97746;--radius:22px;--shadow:0 18px 50px rgba(15,48,39,.12)
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;line-height:1.8;letter-spacing:.01em}
    a{text-decoration:none;color:inherit}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    button{cursor:pointer}
    .container{width:min(1160px,calc(100% - 40px));margin:auto}
    .section{padding:86px 0}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 12px;border:1px solid rgba(23,75,59,.18);border-radius:999px;background:#fff;color:var(--forest);font-size:13px;font-weight:700}
    .eyebrow:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--clay)}
    .section-title{font-size:clamp(28px,4vw,47px);line-height:1.22;letter-spacing:-.035em;font-weight:800;margin:18px 0 15px}
    .section-intro{max-width:720px;color:var(--muted);font-size:16px}
    .btn{display:inline-flex;justify-content:center;align-items:center;gap:9px;padding:13px 21px;border-radius:999px;font-weight:800;border:1px solid transparent;transition:.25s transform,.25s box-shadow,.25s background}
    .btn:hover{transform:translateY(-2px);box-shadow:0 12px 22px rgba(10,39,31,.17)}
    .btn:focus,a:focus,input:focus{outline:3px solid rgba(217,249,157,.75);outline-offset:3px}
    .btn-main{background:var(--lime);color:#183b2d}.btn-main:hover{background:#e6ffb9}
    .btn-ghost{border-color:rgba(255,255,255,.44);background:rgba(255,255,255,.1);color:#fff}
    .btn-dark{background:var(--forest);color:#fff}.btn-soft{background:#eff8f2;color:var(--forest);border-color:#d7eee0}
    .site-header{position:absolute;z-index:20;top:20px;left:0;right:0}
    .nav-shell{display:flex;align-items:center;gap:18px;padding:10px 13px 10px 18px;border-radius:999px;background:rgba(255,255,255,.9);border:1px solid rgba(255,255,255,.75);box-shadow:0 12px 35px rgba(6,34,27,.16);backdrop-filter:blur(15px)}
    .logo{font-size:19px;font-weight:900;color:var(--deep);white-space:nowrap;letter-spacing:-.06em}
    .logo span{display:inline-block;margin-right:7px;width:10px;height:10px;border-radius:3px;background:var(--clay);transform:rotate(45deg)}
    .nav-links{display:flex;align-items:center;justify-content:center;gap:3px;flex:1;overflow:auto;scrollbar-width:none}
    .nav-links::-webkit-scrollbar{display:none}
    .nav-links a{white-space:nowrap;padding:8px 11px;border-radius:999px;font-size:13px;font-weight:700;color:#40544d;transition:.2s}
    .nav-links a:hover,.nav-links a.active{background:#e5f5eb;color:var(--forest)}
    .nav-action{padding:10px 16px;font-size:13px;white-space:nowrap}
    .hero{padding:150px 0 76px;background:linear-gradient(90deg,rgba(7,34,27,.95),rgba(7,34,27,.82) 52%,rgba(7,34,27,.7)),url("/assets/images/backpic/back-2.webp") center/cover}
    .hero-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(380px,.95fr);gap:58px;align-items:center}
    .hero .eyebrow{background:rgba(217,249,157,.14);border-color:rgba(217,249,157,.38);color:var(--lime)}
    .hero h1{margin:20px 0;font-size:clamp(42px,6vw,72px);font-weight:900;line-height:1.08;letter-spacing:-.065em;color:#fff}
    .hero h1 em{font-style:normal;color:var(--lime)}
    .hero-copy{max-width:640px;color:rgba(255,255,255,.8);font-size:17px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:29px}
    .hero-points{display:flex;gap:24px;flex-wrap:wrap;margin-top:38px}
    .hero-points div{border-left:1px solid rgba(217,249,157,.52);padding-left:13px}
    .hero-points strong{display:block;color:#fff;font-size:19px}.hero-points span{font-size:12px;color:rgba(255,255,255,.65)}
    .whitepaper{background:#fff;border-radius:26px;padding:25px;box-shadow:0 24px 70px rgba(0,0,0,.25);transform:rotate(1deg)}
    .paper-head{display:flex;gap:18px;align-items:center;border-bottom:1px solid var(--line);padding-bottom:18px}
    .paper-head img{width:112px;height:142px;object-fit:cover;border-radius:12px}
    .paper-head h2{font-size:24px;line-height:1.3;margin:0 0 7px;color:var(--deep)}
    .paper-head p{font-size:13px;color:var(--muted);margin:0}
    .paper-list{padding:17px 0 4px;margin:0;list-style:none}
    .paper-list li{display:flex;justify-content:space-between;padding:9px 0;border-bottom:1px dashed var(--line);font-size:13px}
    .paper-list span{color:var(--clay);font-weight:800}
    .download-box{margin-top:18px;padding:15px;border-radius:15px;background:#eff8f2;color:var(--forest);font-size:13px}
    .download-box b{display:block;font-size:16px}
    .stat-band{margin-top:-30px;position:relative;z-index:2}
    .metrics-grid{display:grid;grid-template-columns:repeat(4,1fr);background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:22px;overflow:hidden}
    .metric{padding:25px 28px;border-right:1px solid var(--line)}.metric:last-child{border:0}
    .metric strong{display:block;font-size:31px;color:var(--forest);line-height:1.2}.metric span{color:var(--muted);font-size:13px}
    .split{display:grid;grid-template-columns:.78fr 1.22fr;gap:58px;align-items:start}
    .dark-panel{background:var(--deep);color:#fff;border-radius:26px;padding:34px}
    .dark-panel h3{font-size:27px;line-height:1.3;margin:0 0 15px}.dark-panel p{color:rgba(255,255,255,.7);font-size:14px}
    .signal-list{margin:25px 0 0;padding:0;list-style:none}.signal-list li{display:flex;gap:12px;padding:13px 0;border-top:1px solid rgba(255,255,255,.14);font-size:14px}
    .signal-list i{width:25px;height:25px;display:grid;place-items:center;border-radius:50%;background:var(--lime);color:var(--deep);font-style:normal;font-weight:900;flex:none}
    .matrix{display:grid;grid-template-columns:repeat(2,1fr);gap:15px}
    .matrix-card,.compare-card,.scenario-card{padding:24px;border:1px solid var(--line);border-radius:20px;background:#fff;transition:.25s transform,.25s box-shadow}
    .matrix-card:hover,.compare-card:hover,.scenario-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
    .matrix-card b{color:var(--clay);font-size:13px}.matrix-card h3{margin:9px 0 5px;font-size:19px}.matrix-card p{margin:0;color:var(--muted);font-size:13px}
    .sand{background:var(--sand)}
    .compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:32px}
    .compare-card h3{margin:0 0 13px;font-size:21px}.compare-card ul{padding-left:20px;margin:0;color:var(--muted);font-size:14px}.compare-card.good{border-top:4px solid var(--forest)}.compare-card.warn{border-top:4px solid var(--clay)}
    .scenario-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:17px;margin-top:32px}
    .scenario-card img{height:130px;width:100%;object-fit:cover;border-radius:14px;margin-bottom:16px}.scenario-card h3{margin:0 0 7px;font-size:18px}.scenario-card p{font-size:13px;color:var(--muted);margin:0}
    .story{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}.story img{height:390px;width:100%;object-fit:cover;border-radius:24px}
    .story p{color:var(--muted);font-size:15px}.quote{padding:22px 25px;border-left:4px solid var(--clay);background:#fff;border-radius:0 16px 16px 0;font-weight:700;color:var(--forest)}
    .faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px;margin-top:30px}
    details{background:#fff;border:1px solid var(--line);border-radius:17px;padding:18px 21px}summary{cursor:pointer;font-weight:800;color:var(--forest)}details p{color:var(--muted);font-size:14px;margin:12px 0 0}
    .cta{background:var(--forest);color:#fff;border-radius:28px;padding:49px 56px;display:flex;align-items:center;justify-content:space-between;gap:30px}.cta h2{margin:0 0 10px;font-size:35px;line-height:1.25}.cta p{color:rgba(255,255,255,.72);margin:0;max-width:650px}
    .form{display:flex;gap:10px;margin-top:23px}.form input{width:255px;border:1px solid rgba(255,255,255,.28);background:rgba(255,255,255,.1);color:#fff;border-radius:999px;padding:13px 17px}.form input::placeholder{color:rgba(255,255,255,.62)}
    .site-footer{background:#0a211b;color:#dcece3;padding:62px 0 24px}.footer-top{display:flex;justify-content:space-between;gap:50px}.footer-brand{max-width:380px}.footer-brand .logo{color:#fff}.footer-brand p{color:rgba(220,236,227,.62);font-size:13px;margin-top:17px}.footer-links{display:grid;grid-template-columns:repeat(3,1fr);gap:60px}.footer-links div{display:flex;flex-direction:column;gap:8px}.footer-links strong{color:var(--lime);font-size:13px;margin-bottom:5px}.footer-links a{font-size:13px;color:rgba(220,236,227,.68);transition:.2s}.footer-links a:hover{color:#fff}.footer-bottom{display:flex;flex-wrap:wrap;gap:15px 28px;border-top:1px solid rgba(255,255,255,.13);margin-top:45px;padding-top:20px;color:rgba(220,236,227,.5);font-size:12px}.footer-bottom a:hover{color:#fff}
    @media(max-width:1024px){.hero-grid{gap:32px}.nav-links a{padding:8px 7px}.container{width:min(100% - 32px,1160px)}}
    @media(max-width:768px){.site-header{top:12px}.nav-shell{border-radius:20px;align-items:flex-start;flex-wrap:wrap}.nav-links{order:3;flex-basis:100%;justify-content:flex-start}.nav-action{margin-left:auto}.hero{padding-top:150px}.hero-grid,.split,.story{grid-template-columns:1fr}.whitepaper{max-width:560px;transform:none}.metrics-grid{grid-template-columns:repeat(2,1fr)}.metric:nth-child(2){border-right:0}.metric:nth-child(-n+2){border-bottom:1px solid var(--line)}.scenario-grid{grid-template-columns:1fr 1fr}.footer-top{flex-direction:column}.footer-links{gap:25px}}
    @media(max-width:520px){.container{width:calc(100% - 28px)}.hero h1{font-size:43px}.hero-copy{font-size:15px}.hero-points{gap:14px}.metrics-grid,.matrix,.compare-grid,.faq-grid,.scenario-grid{grid-template-columns:1fr}.metric{border-right:0!important;border-bottom:1px solid var(--line)}.metric:last-child{border-bottom:0}.paper-head img{width:90px;height:120px}.paper-head h2{font-size:20px}.cta{padding:32px 23px;display:block}.cta h2{font-size:28px}.form{display:block}.form input{width:100%;margin-bottom:10px}.form .btn{width:100%}.footer-links{grid-template-columns:1fr 1fr}.footer-links div:last-child{grid-column:span 2}}

/* roulang page: category2 */
:root{--ink:#10231f;--forest:#174b3b;--deep:#0b2921;--mint:#b7e6cf;--lime:#d9f99d;--sand:#f6f2e9;--paper:#fffdf8;--muted:#61716b;--line:rgba(16,35,31,.12);--clay:#d97746;--radius:22px;--shadow:0 18px 50px rgba(15,48,39,.12)}
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;line-height:1.8;letter-spacing:.01em}
    a{text-decoration:none;color:inherit}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    button{cursor:pointer}
    .container{width:min(1160px,calc(100% - 40px));margin:auto}
    .section{padding:86px 0}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 12px;border:1px solid rgba(23,75,59,.18);border-radius:999px;background:#fff;color:var(--forest);font-size:13px;font-weight:700}
    .eyebrow:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--clay)}
    .section-title{font-size:clamp(28px,4vw,47px);line-height:1.22;letter-spacing:-.035em;font-weight:800;margin:18px 0 15px}
    .section-intro{max-width:740px;color:var(--muted);font-size:16px;margin:0}
    .btn{display:inline-flex;justify-content:center;align-items:center;gap:9px;padding:13px 21px;border-radius:999px;font-weight:800;border:1px solid transparent;transition:.25s transform,.25s box-shadow,.25s background}
    .btn:hover{transform:translateY(-2px);box-shadow:0 12px 22px rgba(10,39,31,.17)}
    .btn:active{transform:translateY(0)}
    .btn:focus,a:focus,input:focus{outline:3px solid rgba(217,249,157,.75);outline-offset:3px}
    .btn-main{background:var(--lime);color:#183b2d}
    .btn-main:hover{background:#e6ffb9}
    .btn-ghost{border-color:rgba(255,255,255,.44);background:rgba(255,255,255,.1);color:#fff}
    .btn-dark{background:var(--forest);color:#fff}
    .btn-soft{background:#eff8f2;color:var(--forest);border-color:#d7eee0}
    .site-header{position:absolute;z-index:20;top:20px;left:0;right:0}
    .nav-shell{display:flex;align-items:center;gap:18px;padding:10px 13px 10px 18px;border-radius:999px;background:rgba(255,255,255,.9);border:1px solid rgba(255,255,255,.75);box-shadow:0 12px 35px rgba(6,34,27,.16);backdrop-filter:blur(15px)}
    .logo{font-size:19px;font-weight:900;color:var(--deep);white-space:nowrap;letter-spacing:-.06em}
    .logo span{display:inline-block;margin-right:7px;width:10px;height:10px;border-radius:3px;background:var(--clay);transform:rotate(45deg)}
    .nav-links{display:flex;align-items:center;justify-content:center;gap:3px;flex:1;overflow:auto;scrollbar-width:none}
    .nav-links::-webkit-scrollbar{display:none}
    .nav-links a{white-space:nowrap;padding:8px 11px;border-radius:999px;font-size:13px;font-weight:700;color:#40544d;transition:.2s}
    .nav-links a:hover,.nav-links a.active{background:#e5f5eb;color:var(--forest)}
    .nav-action{padding:10px 16px;font-size:13px;white-space:nowrap}
    .inner-hero{min-height:590px;padding:145px 0 75px;background:linear-gradient(90deg,rgba(7,34,27,.95),rgba(7,34,27,.82) 54%,rgba(7,34,27,.58)),url("/assets/images/backpic/back-2.webp") center/cover}
    .hero-layout{display:grid;grid-template-columns:minmax(0,1fr) 420px;gap:44px;align-items:center}
    .inner-hero .eyebrow{background:rgba(217,249,157,.14);border-color:rgba(217,249,157,.38);color:var(--lime)}
    .inner-hero h1{margin:19px 0;font-size:clamp(42px,5.7vw,70px);font-weight:900;line-height:1.08;letter-spacing:-.065em;color:#fff}
    .inner-hero h1 em{font-style:normal;color:var(--lime)}
    .hero-copy{max-width:660px;margin:0;color:rgba(255,255,255,.8);font-size:17px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:27px}
    .coupon-wall{position:relative;display:grid;gap:12px}
    .coupon{position:relative;overflow:hidden;border-radius:19px;padding:16px 18px;background:rgba(255,253,248,.96);box-shadow:0 18px 35px rgba(0,0,0,.22);color:var(--deep)}
    .coupon:after{content:"";position:absolute;top:0;bottom:0;right:33%;border-left:2px dashed rgba(23,75,59,.23)}
    .coupon small{display:block;color:var(--forest);font-size:12px;font-weight:800;letter-spacing:.08em}
    .coupon strong{display:block;font-size:22px;line-height:1.22;margin:3px 0}
    .coupon p{margin:0;font-size:12px;color:var(--muted)}
    .coupon-main{padding:25px;background:var(--lime);transform:rotate(1.8deg)}
    .coupon-main strong{font-size:29px}
    .coupon-tag{position:absolute;right:15px;top:50%;transform:translateY(-50%);font-size:12px;color:var(--forest);font-weight:900;writing-mode:vertical-rl;letter-spacing:.16em}
    .coupon-side{margin-left:26px;opacity:.94;transform:rotate(-2deg)}
    .coupon-foot{margin-right:20px;background:#e6f2eb}
    .metrics-wrap{margin-top:-45px;position:relative;z-index:3}
    .metrics-grid{display:grid;grid-template-columns:repeat(4,1fr);background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:22px;overflow:hidden}
    .metric{padding:25px 28px;border-right:1px solid var(--line)}
    .metric:last-child{border-right:0}
    .metric strong{display:block;font-size:29px;line-height:1;color:var(--forest);letter-spacing:-.05em}
    .metric span{display:block;margin-top:8px;color:var(--muted);font-size:13px}
    .reading-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:66px;align-items:start}
    .side-note{position:sticky;top:22px;padding:30px;background:var(--deep);border-radius:var(--radius);color:#fff}
    .side-note h3{font-size:24px;line-height:1.35;margin:12px 0}
    .side-note p{margin:0;color:rgba(255,255,255,.72);font-size:14px}
    .side-note ul{list-style:none;padding:0;margin:22px 0 0}
    .side-note li{padding:10px 0;border-top:1px solid rgba(255,255,255,.13);font-size:13px;color:#dceddf}
    .side-note li:before{content:"✓";color:var(--lime);font-weight:900;margin-right:9px}
    .rank-list{border-top:1px solid var(--line)}
    .rank-item{display:grid;grid-template-columns:60px 1fr auto;gap:18px;align-items:center;padding:20px 0;border-bottom:1px solid var(--line);transition:.2s}
    .rank-item:hover{padding-left:8px;background:#fbfcf8}
    .rank-number{width:42px;height:42px;display:grid;place-items:center;border-radius:14px;background:#e5f5eb;color:var(--forest);font-weight:900}
    .rank-item:nth-child(-n+3) .rank-number{background:var(--lime);color:var(--deep)}
    .rank-item h3{margin:0;font-size:18px}
    .rank-item p{margin:3px 0 0;color:var(--muted);font-size:13px}
    .rank-mark{font-size:12px;font-weight:800;color:var(--forest);background:#eff8f2;padding:5px 10px;border-radius:999px}
    .comparison{background:var(--sand)}
    .compare-layout{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center}
    .compare-image{position:relative}
    .compare-image img{width:100%;height:410px;object-fit:cover;border-radius:var(--radius);box-shadow:var(--shadow)}
    .image-chip{position:absolute;left:22px;bottom:22px;padding:12px 16px;background:#fff;border-radius:15px;box-shadow:0 9px 25px rgba(15,48,39,.15);font-size:13px;font-weight:800;color:var(--forest)}
    .compare-steps{display:grid;gap:13px;margin-top:28px}
    .compare-step{display:grid;grid-template-columns:37px 1fr;gap:13px;padding:16px;border:1px solid var(--line);border-radius:17px;background:rgba(255,255,255,.72)}
    .compare-step b{display:grid;place-items:center;width:30px;height:30px;border-radius:50%;background:var(--forest);color:#fff;font-size:13px}
    .compare-step h3{margin:0;font-size:16px}
    .compare-step p{margin:3px 0 0;color:var(--muted);font-size:13px;line-height:1.7}
    .scenario-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:20px;margin-top:34px}
    .scenario-card{padding:30px;border-radius:var(--radius);background:#fff;border:1px solid var(--line);box-shadow:0 10px 24px rgba(15,48,39,.05)}
    .scenario-card.featured{background:var(--forest);color:#fff}
    .scenario-card h3{margin:12px 0 10px;font-size:24px;line-height:1.3}
    .scenario-card p{margin:0;color:var(--muted);font-size:14px}
    .scenario-card.featured p{color:rgba(255,255,255,.75)}
    .scenario-card ul{padding:0;margin:19px 0 0;list-style:none}
    .scenario-card li{padding:8px 0;border-top:1px solid var(--line);font-size:13px}
    .scenario-card.featured li{border-color:rgba(255,255,255,.17)}
    .scenario-card li:before{content:"◆";font-size:9px;color:var(--clay);margin-right:8px}
    .probability-panel{padding:34px;border-radius:var(--radius);background:#edf7f0;border:1px solid #d9ecdf}
    .probability-panel h3{margin:0 0 8px;font-size:25px}
    .probability-panel p{color:var(--muted);font-size:14px;margin:0}
    .bar-row{display:grid;grid-template-columns:95px 1fr 48px;gap:12px;align-items:center;margin-top:18px;font-size:13px;font-weight:700}
    .bar{height:11px;overflow:hidden;border-radius:999px;background:#d8e9dd}
    .bar i{display:block;height:100%;border-radius:inherit;background:var(--forest)}
    .bar-row:nth-child(4) .bar i{background:#4d896d}
    .bar-row:nth-child(5) .bar i{background:var(--clay)}
    .notice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:35px}
    .notice-card{padding:25px;border:1px solid var(--line);border-radius:20px;background:#fff;transition:.25s}
    .notice-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
    .notice-icon{width:42px;height:42px;display:grid;place-items:center;border-radius:14px;background:#e5f5eb;color:var(--forest);font-size:19px;font-weight:900}
    .notice-card h3{margin:15px 0 7px;font-size:18px}
    .notice-card p{margin:0;font-size:13px;color:var(--muted)}
    .deep-content{display:grid;grid-template-columns:.8fr 1.2fr;gap:66px;align-items:center}
    .deep-content img{width:100%;height:440px;object-fit:cover;border-radius:var(--radius)}
    .deep-copy p{color:var(--muted);font-size:16px;margin:0 0 18px}
    .check-list{display:grid;grid-template-columns:1fr 1fr;gap:12px 25px;margin:25px 0 0;padding:0;list-style:none}
    .check-list li{font-size:14px;padding:11px 0;border-bottom:1px solid var(--line)}
    .check-list li:before{content:"✓";display:inline-grid;place-items:center;width:21px;height:21px;margin-right:8px;border-radius:50%;background:var(--lime);color:var(--deep);font-size:12px;font-weight:900}
    .faq-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:58px;align-items:start}
    .faq-intro{padding:26px;background:#eff8f2;border-radius:20px}
    .faq-intro p{font-size:14px;color:var(--muted);margin:12px 0 0}
    .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:18px;padding:20px 0;background:none;border:0;color:var(--ink);text-align:left;font-weight:800;font-size:16px}
    .faq-question span:last-child{color:var(--clay);font-size:23px;transition:.25s}
    .faq-answer{display:none;padding:0 35px 20px 0;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{position:relative;overflow:hidden;padding:58px 64px;border-radius:28px;background:var(--deep);color:#fff}
    .cta-box:after{content:"";position:absolute;width:380px;height:380px;right:-115px;top:-175px;border-radius:50%;background:rgba(183,230,207,.15)}
    .cta-box>*{position:relative;z-index:1}
    .cta-box h2{font-size:clamp(29px,4vw,45px);line-height:1.2;margin:15px 0}
    .cta-box p{max-width:700px;color:rgba(255,255,255,.75);margin:0}
    .cta-form{display:flex;gap:11px;margin-top:26px;max-width:600px}
    .cta-form input{flex:1;min-width:0;border:1px solid rgba(255,255,255,.3);border-radius:999px;background:rgba(255,255,255,.1);padding:13px 18px;color:#fff;outline:0}
    .cta-form input::placeholder{color:rgba(255,255,255,.55)}
    .form-tip{font-size:12px;color:rgba(255,255,255,.58);margin:12px 0 0}
    .site-footer{padding:70px 0 26px;background:#102d25;color:#dceae2;margin-top:86px}
    .footer-top{display:grid;grid-template-columns:.95fr 1.35fr;gap:75px;padding-bottom:52px}
    .footer-brand .logo{color:#fff}
    .footer-brand p{max-width:420px;margin:15px 0 0;color:rgba(220,234,226,.68);font-size:13px}
    .footer-links{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
    .footer-links strong{display:block;color:#fff;font-size:14px;margin-bottom:12px}
    .footer-links a{display:block;width:max-content;max-width:100%;padding:4px 0;color:rgba(220,234,226,.7);font-size:13px;transition:.2s}
    .footer-links a:hover{color:var(--lime);transform:translateX(3px)}
    .footer-bottom{display:flex;flex-wrap:wrap;gap:11px 23px;padding-top:22px;border-top:1px solid rgba(255,255,255,.14);font-size:12px;color:rgba(220,234,226,.55)}
    .footer-bottom a:hover{color:var(--lime)}
    @media(max-width:1024px){
      .nav-action{display:none}.hero-layout{grid-template-columns:1fr 360px;gap:25px}.reading-grid,.deep-content,.faq-layout{gap:40px}.footer-top{gap:40px}.bar-row{grid-template-columns:82px 1fr 42px}
    }
    @media(max-width:768px){
      .container{width:min(100% - 28px,1160px)}.site-header{top:12px}.nav-shell{padding:9px 12px;gap:11px;border-radius:20px}.nav-links{justify-content:flex-start}.nav-links a{padding:7px 9px;font-size:12px}.logo{font-size:17px}.inner-hero{min-height:auto;padding:130px 0 62px}.hero-layout,.reading-grid,.compare-layout,.deep-content,.faq-layout,.footer-top{grid-template-columns:1fr}.coupon-wall{max-width:420px;margin:10px auto 0}.metrics-wrap{margin-top:-25px}.metrics-grid{grid-template-columns:repeat(2,1fr)}.metric:nth-child(2){border-right:0}.metric:nth-child(-n+2){border-bottom:1px solid var(--line)}.side-note{position:static}.scenario-grid{grid-template-columns:1fr}.notice-grid{grid-template-columns:1fr 1fr}.footer-links{grid-template-columns:repeat(3,1fr)}.section{padding:64px 0}.deep-content img{height:330px}.cta-box{padding:42px 30px}
    }
    @media(max-width:520px){
      .nav-shell{align-items:flex-start}.nav-links{padding-top:1px}.nav-links a{padding:6px 8px}.inner-hero h1{font-size:40px}.hero-copy{font-size:15px}.hero-actions,.cta-form{flex-direction:column;align-items:stretch}.metrics-grid{grid-template-columns:1fr}.metric,.metric:nth-child(2){border-right:0;border-bottom:1px solid var(--line)}.metric:last-child{border-bottom:0}.rank-item{grid-template-columns:47px 1fr}.rank-mark{display:none}.compare-image img{height:300px}.notice-grid{grid-template-columns:1fr}.check-list{grid-template-columns:1fr}.footer-links{grid-template-columns:1fr 1fr;gap:25px}.footer-bottom{display:grid;gap:7px}.cta-box{padding:36px 22px}.coupon-main strong{font-size:25px}
    }

/* roulang page: category1 */
:root{--ink:#10231f;--forest:#174b3b;--deep:#0b2921;--mint:#b7e6cf;--lime:#d9f99d;--sand:#f6f2e9;--paper:#fffdf8;--muted:#61716b;--line:rgba(16,35,31,.12);--clay:#d97746;--radius:22px;--shadow:0 18px 50px rgba(15,48,39,.12)}
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;line-height:1.8;letter-spacing:.01em}
    a{text-decoration:none;color:inherit}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    button{cursor:pointer}
    .container{width:min(1160px,calc(100% - 40px));margin:auto}
    .section{padding:84px 0}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 12px;border:1px solid rgba(23,75,59,.18);border-radius:999px;background:#fff;color:var(--forest);font-size:13px;font-weight:800}
    .eyebrow:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--clay)}
    .section-title{font-size:clamp(29px,4vw,47px);line-height:1.22;letter-spacing:-.04em;font-weight:900;margin:17px 0 14px}
    .section-intro{max-width:750px;color:var(--muted);font-size:16px;margin:0}
    .btn{display:inline-flex;justify-content:center;align-items:center;gap:9px;padding:13px 21px;border-radius:999px;font-weight:800;border:1px solid transparent;transition:.25s transform,.25s box-shadow,.25s background}
    .btn:hover{transform:translateY(-2px);box-shadow:0 12px 22px rgba(10,39,31,.17)}
    .btn:active{transform:translateY(0)}
    .btn:focus,a:focus,input:focus{outline:3px solid rgba(217,249,157,.8);outline-offset:3px}
    .btn-main{background:var(--lime);color:#183b2d}
    .btn-main:hover{background:#e7ffb9}
    .btn-dark{background:var(--forest);color:#fff}
    .btn-dark:hover{background:var(--deep)}
    .btn-soft{background:#eff8f2;color:var(--forest);border-color:#d7eee0}
    .site-header{position:absolute;z-index:20;top:20px;left:0;right:0}
    .nav-shell{display:flex;align-items:center;gap:18px;padding:10px 13px 10px 18px;border-radius:999px;background:rgba(255,255,255,.9);border:1px solid rgba(255,255,255,.75);box-shadow:0 12px 35px rgba(6,34,27,.16);backdrop-filter:blur(15px)}
    .logo{font-size:19px;font-weight:900;color:var(--deep);white-space:nowrap;letter-spacing:-.06em}
    .logo span{display:inline-block;margin-right:7px;width:10px;height:10px;border-radius:3px;background:var(--clay);transform:rotate(45deg)}
    .nav-links{display:flex;align-items:center;justify-content:center;gap:3px;flex:1;overflow:auto;scrollbar-width:none}
    .nav-links::-webkit-scrollbar{display:none}
    .nav-links a{white-space:nowrap;padding:8px 11px;border-radius:999px;font-size:13px;font-weight:700;color:#40544d;transition:.2s}
    .nav-links a:hover,.nav-links a.active{background:#e5f5eb;color:var(--forest)}
    .nav-action{padding:10px 16px;font-size:13px;white-space:nowrap}
    .inner-hero{position:relative;overflow:hidden;padding:168px 0 78px;background:linear-gradient(100deg,rgba(7,34,27,.96),rgba(7,34,27,.79) 52%,rgba(7,34,27,.52)),url("/assets/images/backpic/back-2.webp") center/cover}
    .inner-hero:after{content:"";position:absolute;width:440px;height:440px;right:-110px;bottom:-230px;border-radius:50%;border:1px solid rgba(217,249,157,.26);box-shadow:0 0 0 38px rgba(217,249,157,.05),0 0 0 76px rgba(217,249,157,.04)}
    .hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.05fr .95fr;gap:50px;align-items:center}
    .inner-hero .eyebrow{background:rgba(217,249,157,.13);border-color:rgba(217,249,157,.34);color:var(--lime)}
    .inner-hero h1{max-width:700px;margin:18px 0;color:#fff;font-size:clamp(40px,5.6vw,68px);line-height:1.08;letter-spacing:-.065em;font-weight:900}
    .inner-hero h1 em{font-style:normal;color:var(--lime)}
    .hero-copy{max-width:650px;margin:0;color:rgba(255,255,255,.79);font-size:17px}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
    .support-panel{padding:25px;border-radius:26px;background:rgba(255,253,248,.96);box-shadow:0 26px 60px rgba(0,0,0,.22);color:var(--ink)}
    .support-top{display:flex;align-items:center;gap:19px}
    .progress-ring{width:94px;height:94px;flex:0 0 94px;border-radius:50%;display:grid;place-items:center;background:conic-gradient(var(--forest) 0 72%,#dce9df 72% 100%);position:relative}
    .progress-ring:after{content:"";position:absolute;inset:9px;border-radius:50%;background:var(--paper)}
    .progress-ring strong{z-index:1;font-size:19px;color:var(--forest)}
    .support-top b{display:block;font-size:18px;line-height:1.35}
    .support-top p{margin:5px 0 0;font-size:13px;color:var(--muted);line-height:1.55}
    .tier-list{display:grid;gap:9px;margin:20px 0}
    .tier{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:11px 13px;border:1px solid var(--line);border-radius:14px;background:#fff}
    .tier strong{font-size:13px;color:var(--forest)}
    .tier span{font-size:12px;color:var(--muted);text-align:right}
    .support-note{display:block;color:var(--muted);font-size:12px;line-height:1.55;margin-top:11px}
    .metrics-wrap{margin-top:-35px;position:relative;z-index:3}
    .metrics-grid{display:grid;grid-template-columns:repeat(4,1fr);background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:22px;overflow:hidden}
    .metric{padding:23px 26px;border-right:1px solid var(--line)}
    .metric:last-child{border-right:0}
    .metric strong{display:block;font-size:29px;line-height:1;color:var(--forest);letter-spacing:-.05em}
    .metric span{display:block;margin-top:7px;font-size:13px;color:var(--muted)}
    .overview{display:grid;grid-template-columns:.8fr 1.2fr;gap:64px;align-items:start}
    .sticky-note{position:sticky;top:25px;padding:28px;border-radius:var(--radius);background:var(--sand)}
    .sticky-note h3{font-size:20px;line-height:1.35;margin:0 0 12px}
    .sticky-note p{font-size:14px;color:var(--muted);margin:0 0 18px}
    .note-line{display:flex;gap:10px;padding:12px 0;border-top:1px solid rgba(16,35,31,.1);font-size:13px;font-weight:700}
    .note-line i{font-style:normal;color:var(--clay)}
    .rule-article{font-size:16px;color:#34473f}
    .rule-article h3{color:var(--ink);font-size:25px;line-height:1.35;margin:0 0 16px}
    .rule-article p{margin:0 0 19px}
    .rule-article p:last-child{margin-bottom:0}
    .flow-section{background:#eff7f1}
    .flow-head{display:flex;justify-content:space-between;gap:30px;align-items:end}
    .flow{display:grid;grid-template-columns:repeat(5,1fr);gap:13px;margin-top:38px}
    .flow-card{position:relative;min-height:216px;padding:21px;border:1px solid rgba(16,35,31,.1);border-radius:20px;background:#fff;transition:.25s transform,.25s box-shadow}
    .flow-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
    .flow-card:not(:last-child):after{content:"";position:absolute;width:23px;height:1px;background:#9cbbae;right:-18px;top:49px}
    .step-num{display:grid;place-items:center;width:38px;height:38px;border-radius:12px;background:var(--forest);color:var(--lime);font-size:13px;font-weight:900}
    .flow-card h3{font-size:18px;margin:18px 0 8px;line-height:1.35}
    .flow-card p{font-size:13px;line-height:1.7;color:var(--muted);margin:0}
    .position-grid{display:grid;grid-template-columns:1fr .82fr;gap:42px;align-items:center}
    .position-image{position:relative}
    .position-image img{width:100%;height:390px;object-fit:cover;border-radius:25px}
    .image-tag{position:absolute;left:18px;bottom:18px;padding:10px 14px;border-radius:14px;background:rgba(11,41,33,.91);color:#fff;font-size:13px;font-weight:800}
    .position-list{display:grid;gap:10px;margin-top:24px}
    .position-item{display:grid;grid-template-columns:44px 1fr;gap:13px;align-items:start;padding:13px 0;border-bottom:1px solid var(--line)}
    .position-item b{display:grid;place-items:center;width:35px;height:35px;background:#eff8f2;color:var(--forest);border-radius:10px;font-size:12px}
    .position-item strong{display:block;font-size:15px}
    .position-item p{font-size:13px;color:var(--muted);margin:2px 0 0;line-height:1.65}
    .compare-section{background:var(--deep);color:#fff}
    .compare-section .section-title{color:#fff}
    .compare-section .section-intro{color:rgba(255,255,255,.68)}
    .compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:17px;margin-top:33px}
    .compare-card{padding:27px;border:1px solid rgba(255,255,255,.14);border-radius:22px;background:rgba(255,255,255,.06)}
    .compare-card.highlight{background:rgba(183,230,207,.16);border-color:rgba(217,249,157,.4)}
    .compare-card h3{margin:0 0 10px;color:var(--lime);font-size:21px}
    .compare-card p{margin:0;color:rgba(255,255,255,.75);font-size:14px}
    .check-list{display:grid;gap:10px;margin:21px 0 0;padding:0;list-style:none}
    .check-list li{position:relative;padding-left:24px;color:rgba(255,255,255,.82);font-size:14px}
    .check-list li:before{content:"✓";position:absolute;left:0;color:var(--lime);font-weight:900}
    .mistake-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:35px}
    .mistake-card{padding:24px;border:1px solid var(--line);border-radius:20px;background:#fff}
    .mistake-card:hover{border-color:rgba(23,75,59,.28);box-shadow:var(--shadow)}
    .mistake-card b{display:inline-grid;place-items:center;width:33px;height:33px;border-radius:10px;background:#fff1e9;color:var(--clay);font-size:13px}
    .mistake-card h3{font-size:18px;margin:15px 0 7px}
    .mistake-card p{font-size:13px;color:var(--muted);margin:0}
    .checkboard{display:grid;grid-template-columns:.95fr 1.05fr;gap:48px;align-items:center;padding:48px;border-radius:28px;background:var(--sand)}
    .checkboard h2{font-size:clamp(27px,3.5vw,40px);line-height:1.28;margin:14px 0}
    .checkboard p{color:var(--muted);margin:0;max-width:525px}
    .check-list-light{display:grid;grid-template-columns:1fr 1fr;gap:10px 24px;padding:0;margin:0;list-style:none}
    .check-list-light li{padding:12px 0;border-bottom:1px solid rgba(16,35,31,.12);font-size:14px;font-weight:700}
    .check-list-light li:before{content:"✓";color:var(--forest);font-weight:900;margin-right:9px}
    .faq-wrap{display:grid;grid-template-columns:.72fr 1.28fr;gap:56px;align-items:start}
    .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;justify-content:space-between;gap:18px;align-items:center;border:0;background:transparent;text-align:left;color:var(--ink);font-size:16px;font-weight:800}
    .faq-q span:last-child{font-size:22px;color:var(--clay);transition:.2s}
    .faq-a{display:none;padding:0 34px 19px 0;color:var(--muted);font-size:14px}
    .faq-item.open .faq-a{display:block}
    .faq-item.open .faq-q span:last-child{transform:rotate(45deg)}
    .cta-section{padding:0 0 86px}
    .cta-box{position:relative;overflow:hidden;padding:48px 54px;border-radius:30px;background:linear-gradient(120deg,var(--forest),var(--deep));color:#fff}
    .cta-box:after{content:"";position:absolute;width:300px;height:300px;border:1px solid rgba(217,249,157,.24);border-radius:50%;right:-90px;top:-155px;box-shadow:0 0 0 32px rgba(217,249,157,.04),0 0 0 64px rgba(217,249,157,.03)}
    .cta-inner{position:relative;z-index:1;display:flex;justify-content:space-between;gap:30px;align-items:center}
    .cta-box h2{margin:0 0 9px;font-size:clamp(27px,3.5vw,40px);line-height:1.25}
    .cta-box p{margin:0;color:rgba(255,255,255,.73);max-width:670px;font-size:15px}
    .site-footer{padding:65px 0 24px;background:#091f19;color:rgba(255,255,255,.72)}
    .footer-top{display:grid;grid-template-columns:.9fr 1.1fr;gap:70px;padding-bottom:42px}
    .site-footer .logo{display:inline-block;color:#fff}
    .footer-brand p{max-width:415px;font-size:13px;line-height:1.8;margin:16px 0 0;color:rgba(255,255,255,.59)}
    .footer-links{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
    .footer-links strong{display:block;margin-bottom:13px;color:var(--lime);font-size:14px}
    .footer-links a{display:block;width:max-content;max-width:100%;margin:8px 0;font-size:13px;color:rgba(255,255,255,.66);transition:.2s}
    .footer-links a:hover{color:#fff;transform:translateX(3px)}
    .footer-bottom{display:flex;flex-wrap:wrap;gap:10px 22px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);font-size:12px;color:rgba(255,255,255,.47)}
    .footer-bottom a:hover{color:var(--lime)}
    @media(max-width:1024px){.nav-action{display:none}.nav-shell{gap:10px}.flow{grid-template-columns:repeat(3,1fr)}.flow-card:not(:last-child):after{display:none}.flow-card:nth-child(4){grid-column:1/2}.hero-grid{grid-template-columns:1fr .85fr}.footer-top{gap:40px}}
    @media(max-width:768px){.container{width:min(100% - 28px,1160px)}.section{padding:65px 0}.site-header{top:12px}.nav-shell{padding:10px 13px;border-radius:22px;align-items:flex-start}.nav-links{justify-content:flex-start;padding-bottom:2px}.nav-links a{padding:7px 9px;font-size:12px}.inner-hero{padding:139px 0 58px}.hero-grid,.overview,.position-grid,.faq-wrap,.checkboard,.footer-top{grid-template-columns:1fr;gap:34px}.support-panel{max-width:560px}.metrics-grid{grid-template-columns:1fr 1fr}.metric:nth-child(2){border-right:0}.metric:nth-child(-n+2){border-bottom:1px solid var(--line)}.sticky-note{position:static}.flow{grid-template-columns:1fr 1fr}.compare-grid,.mistake-grid{grid-template-columns:1fr}.checkboard{padding:31px}.cta-box{padding:35px 29px}.cta-inner{display:block}.cta-inner .btn{margin-top:23px}.footer-links{grid-template-columns:repeat(3,1fr)}}
    @media(max-width:520px){.logo{font-size:17px}.nav-links{gap:1px}.nav-links a{font-size:11px;padding:6px 8px}.inner-hero h1{font-size:40px}.hero-copy{font-size:15px}.support-top{align-items:flex-start}.metrics-wrap{margin-top:-22px}.metrics-grid{border-radius:17px}.metric{padding:19px 16px}.metric strong{font-size:24px}.flow{grid-template-columns:1fr}.flow-card{min-height:auto}.position-image img{height:275px}.check-list-light{grid-template-columns:1fr}.footer-links{grid-template-columns:1fr 1fr;gap:20px}.footer-links div:last-child{grid-column:span 2}.footer-bottom{display:grid;gap:7px}.cta-box{border-radius:24px}.hero-actions .btn{width:100%}}

/* roulang page: category6 */
:root{--ink:#10231f;--forest:#174b3b;--deep:#0b2921;--mint:#b7e6cf;--lime:#d9f99d;--sand:#f6f2e9;--paper:#fffdf8;--muted:#61716b;--line:rgba(16,35,31,.12);--clay:#d97746;--radius:22px;--shadow:0 18px 50px rgba(15,48,39,.12)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;line-height:1.8;letter-spacing:.01em}a{text-decoration:none;color:inherit}img{max-width:100%;display:block}button,input{font:inherit}button{cursor:pointer}.container{width:min(1160px,calc(100% - 40px));margin:auto}.section{padding:86px 0}.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 12px;border:1px solid rgba(23,75,59,.18);border-radius:999px;background:#fff;color:var(--forest);font-size:13px;font-weight:700}.eyebrow:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--clay)}.section-title{font-size:clamp(28px,4vw,47px);line-height:1.22;letter-spacing:-.035em;font-weight:800;margin:18px 0 15px}.section-intro{max-width:730px;color:var(--muted);font-size:16px}.btn{display:inline-flex;justify-content:center;align-items:center;gap:9px;padding:13px 21px;border-radius:999px;font-weight:800;border:1px solid transparent;transition:.25s transform,.25s box-shadow,.25s background}.btn:hover{transform:translateY(-2px);box-shadow:0 12px 22px rgba(10,39,31,.17)}.btn:focus,a:focus,input:focus{outline:3px solid rgba(217,249,157,.75);outline-offset:3px}.btn-main{background:var(--lime);color:#183b2d}.btn-main:hover{background:#e6ffb9}.btn-ghost{border-color:rgba(255,255,255,.44);background:rgba(255,255,255,.1);color:#fff}.btn-dark{background:var(--forest);color:#fff}.btn-soft{background:#eff8f2;color:var(--forest);border-color:#d7eee0}
.site-header{position:absolute;z-index:20;top:20px;left:0;right:0}.nav-shell{display:flex;align-items:center;gap:18px;padding:10px 13px 10px 18px;border-radius:999px;background:rgba(255,255,255,.9);border:1px solid rgba(255,255,255,.75);box-shadow:0 12px 35px rgba(6,34,27,.16);backdrop-filter:blur(15px)}.logo{font-size:19px;font-weight:900;color:var(--deep);white-space:nowrap;letter-spacing:-.06em}.logo span{display:inline-block;margin-right:7px;width:10px;height:10px;border-radius:3px;background:var(--clay);transform:rotate(45deg)}.nav-links{display:flex;align-items:center;justify-content:center;gap:3px;flex:1;overflow:auto;scrollbar-width:none}.nav-links::-webkit-scrollbar{display:none}.nav-links a{white-space:nowrap;padding:8px 11px;border-radius:999px;font-size:13px;font-weight:700;color:#40544d;transition:.2s}.nav-links a:hover,.nav-links a.active{background:#e5f5eb;color:var(--forest)}.nav-action{padding:10px 16px;font-size:13px;white-space:nowrap}
.inner-hero{padding:165px 0 82px;background:linear-gradient(100deg,rgba(7,34,27,.94),rgba(7,34,27,.72)),url("/assets/images/backpic/back-2.webp") center/cover}.creator-head{display:grid;grid-template-columns:105px minmax(0,1fr) auto;gap:24px;align-items:center}.avatar{width:105px;height:105px;border-radius:50%;border:4px solid rgba(217,249,157,.8);overflow:hidden;box-shadow:0 12px 30px rgba(0,0,0,.22)}.avatar img{width:100%;height:100%;object-fit:cover}.creator-copy .eyebrow{background:rgba(217,249,157,.13);border-color:rgba(217,249,157,.34);color:var(--lime)}.creator-copy h1{font-size:clamp(38px,5vw,67px);line-height:1.08;letter-spacing:-.06em;color:#fff;margin:13px 0}.creator-copy p{max-width:650px;color:rgba(255,255,255,.8);margin:0;font-size:16px}.follow-panel{display:flex;flex-direction:column;align-items:flex-end;gap:12px}.follow-panel small{color:rgba(255,255,255,.66)}.stat-strip{display:grid;grid-template-columns:repeat(4,1fr);margin-top:53px;border:1px solid rgba(255,255,255,.2);border-radius:20px;overflow:hidden;background:rgba(255,255,255,.1);backdrop-filter:blur(10px)}.stat-strip div{padding:17px 23px;border-right:1px solid rgba(255,255,255,.16)}.stat-strip div:last-child{border-right:0}.stat-strip b{display:block;font-size:23px;color:var(--lime)}.stat-strip span{font-size:12px;color:rgba(255,255,255,.72)}
.summary-band{margin-top:-28px;position:relative;z-index:2}.summary-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:29px 34px;box-shadow:var(--shadow);display:grid;grid-template-columns:1fr auto;gap:28px;align-items:center}.summary-card p{margin:0;color:var(--muted);font-size:16px}.summary-card strong{color:var(--forest);font-size:14px}
.rule-board{display:grid;grid-template-columns:.82fr 1.18fr;gap:54px;align-items:start}.rule-board aside{position:sticky;top:26px;background:var(--deep);border-radius:var(--radius);padding:30px;color:#fff}.rule-board aside h2{font-size:27px;line-height:1.3;margin:14px 0}.rule-board aside p{color:rgba(255,255,255,.7);font-size:14px}.mini-list{margin:25px 0 0;padding:0;list-style:none}.mini-list li{padding:11px 0;border-top:1px solid rgba(255,255,255,.15);font-size:13px;color:rgba(255,255,255,.8)}.conduct-list{border-top:1px solid var(--line)}.conduct-item{display:grid;grid-template-columns:56px 1fr;gap:19px;padding:23px 0;border-bottom:1px solid var(--line)}.conduct-no{color:var(--clay);font-size:16px;font-weight:900;padding-top:3px}.conduct-item h3{margin:0 0 5px;font-size:20px}.conduct-item p{margin:0;color:var(--muted);font-size:14px}
.scene-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:20px;margin-top:35px}.scene-image{position:relative;min-height:450px;overflow:hidden;border-radius:var(--radius)}.scene-image img{width:100%;height:100%;object-fit:cover}.scene-image:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(6,35,27,.8),transparent 64%)}.scene-label{position:absolute;z-index:1;left:27px;bottom:25px;color:#fff}.scene-label h3{font-size:29px;line-height:1.25;margin:0 0 7px}.scene-label p{margin:0;color:rgba(255,255,255,.78);font-size:14px}.scene-stack{display:grid;gap:20px}.scene-card{padding:27px;border-radius:var(--radius);border:1px solid var(--line);background:#fff;transition:.25s}.scene-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}.scene-icon{width:42px;height:42px;display:grid;place-items:center;border-radius:14px;background:#e6f5eb;color:var(--forest);font-size:19px;font-weight:900}.scene-card h3{font-size:20px;margin:16px 0 7px}.scene-card p{margin:0;color:var(--muted);font-size:14px}
.flow-section{background:var(--sand)}.flow-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:35px}.flow-card{background:rgba(255,255,255,.8);border:1px solid rgba(16,35,31,.09);border-radius:20px;padding:23px;position:relative}.flow-card b{display:grid;place-items:center;width:33px;height:33px;border-radius:50%;background:var(--forest);color:#fff;font-size:13px}.flow-card h3{font-size:18px;margin:16px 0 7px}.flow-card p{margin:0;color:var(--muted);font-size:13px}.image-note{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}.image-note img{width:100%;height:390px;object-fit:cover;border-radius:var(--radius)}.note-copy p{color:var(--muted);font-size:16px}.check-list{padding:0;list-style:none;margin:26px 0}.check-list li{padding:12px 0 12px 30px;position:relative;border-bottom:1px solid var(--line);font-size:14px}.check-list li:before{content:"✓";position:absolute;left:0;color:var(--forest);font-weight:900}
.compare-wrap{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff;margin-top:34px}.compare-row{display:grid;grid-template-columns:1fr 1fr}.compare-row>div{padding:21px 25px;border-bottom:1px solid var(--line);font-size:14px}.compare-row>div:first-child{border-right:1px solid var(--line);color:#89503b;background:#fff9f4}.compare-row>div:last-child{color:var(--forest);background:#f4fcf6}.compare-row.head>div{font-size:16px;font-weight:900}.faq-area{background:var(--deep);color:#fff}.faq-area .section-intro{color:rgba(255,255,255,.68)}.faq-list{margin-top:34px;display:grid;grid-template-columns:1fr 1fr;gap:14px}.faq-item{border:1px solid rgba(255,255,255,.17);border-radius:17px;background:rgba(255,255,255,.06);padding:19px 21px}.faq-item summary{cursor:pointer;list-style:none;font-size:16px;font-weight:800;padding-right:25px;position:relative}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary:after{content:"＋";position:absolute;right:0;color:var(--lime);font-size:21px}.faq-item[open] summary:after{content:"－"}.faq-item p{font-size:14px;color:rgba(255,255,255,.72);margin:13px 0 0}.cta-box{position:relative;overflow:hidden;border-radius:var(--radius);padding:56px;background:linear-gradient(120deg,#174b3b,#0b2921);color:#fff}.cta-box:after{content:"";position:absolute;right:-90px;top:-110px;width:360px;height:360px;border:55px solid rgba(217,249,157,.12);border-radius:50%}.cta-box>*{position:relative;z-index:1}.cta-box h2{max-width:650px;font-size:clamp(30px,4vw,48px);line-height:1.2;margin:14px 0}.cta-box p{max-width:660px;color:rgba(255,255,255,.75)}.cta-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:25px}
.site-footer{background:#08251e;color:#dceae3;padding:62px 0 25px}.footer-top{display:grid;grid-template-columns:.85fr 1.15fr;gap:70px;padding-bottom:48px}.site-footer .logo{color:#fff}.footer-brand p{color:#aabdb4;font-size:13px;max-width:380px;margin-top:17px}.footer-links{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.footer-links strong{display:block;color:var(--lime);font-size:14px;margin-bottom:12px}.footer-links a{display:block;color:#b9cbc3;font-size:13px;margin:7px 0;transition:.2s}.footer-links a:hover{color:var(--lime);transform:translateX(3px)}.footer-bottom{display:flex;gap:15px;justify-content:space-between;flex-wrap:wrap;border-top:1px solid rgba(255,255,255,.13);padding-top:22px;color:#91aaa0;font-size:12px}.footer-bottom a:hover{color:var(--lime)}
@media(max-width:1024px){.nav-action{display:none}.creator-head{grid-template-columns:86px 1fr}.avatar{width:86px;height:86px}.follow-panel{grid-column:2;align-items:flex-start}.rule-board{grid-template-columns:1fr}.rule-board aside{position:static}.flow-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:768px){.container{width:min(100% - 28px,1160px)}.site-header{top:12px}.nav-shell{padding:9px 12px;gap:12px;border-radius:20px}.nav-links{justify-content:flex-start}.nav-links a{padding:7px 10px;font-size:12px}.inner-hero{padding:130px 0 62px}.creator-head{gap:17px}.creator-copy h1{font-size:40px}.stat-strip{grid-template-columns:repeat(2,1fr);margin-top:35px}.stat-strip div:nth-child(2){border-right:0}.stat-strip div{padding:14px}.summary-card{grid-template-columns:1fr;padding:24px}.section{padding:65px 0}.scene-grid,.image-note,.footer-top{grid-template-columns:1fr}.scene-image{min-height:330px}.faq-list{grid-template-columns:1fr}.footer-links{grid-template-columns:repeat(3,1fr);gap:12px}}
@media(max-width:520px){.logo{font-size:17px}.nav-links a{font-size:11px;padding:7px 8px}.creator-head{grid-template-columns:70px 1fr}.avatar{width:70px;height:70px}.follow-panel{grid-column:1/-1;align-items:flex-start}.creator-copy p{font-size:14px}.stat-strip b{font-size:19px}.flow-grid{grid-template-columns:1fr}.compare-row>div{padding:16px 13px;font-size:12px}.footer-links{grid-template-columns:1fr 1fr}.footer-bottom{display:grid;gap:7px}.cta-box{padding:36px 24px}}

/* roulang page: category5 */
:root{--ink:#10231f;--forest:#174b3b;--deep:#0b2921;--mint:#b7e6cf;--lime:#d9f99d;--sand:#f6f2e9;--paper:#fffdf8;--muted:#61716b;--line:rgba(16,35,31,.12);--clay:#d97746;--radius:22px;--shadow:0 18px 50px rgba(15,48,39,.12)}
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;line-height:1.8;letter-spacing:.01em}
    a{text-decoration:none;color:inherit}
    img{display:block;max-width:100%}
    button,input{font:inherit}
    button{cursor:pointer}
    .container{width:min(1160px,calc(100% - 40px));margin:auto}
    .section{padding:88px 0}
    .section-tint{background:var(--sand)}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 12px;border:1px solid rgba(23,75,59,.18);border-radius:999px;background:#fff;color:var(--forest);font-size:13px;font-weight:800}
    .eyebrow:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--clay)}
    .section-title{max-width:760px;margin:18px 0 14px;font-size:clamp(29px,4.2vw,48px);font-weight:900;letter-spacing:-.055em;line-height:1.2}
    .section-intro{max-width:760px;margin:0;color:var(--muted);font-size:16px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 21px;border:1px solid transparent;border-radius:999px;font-weight:800;line-height:1.3;transition:transform .25s,box-shadow .25s,background .25s,color .25s}
    .btn:hover{transform:translateY(-2px);box-shadow:0 12px 22px rgba(10,39,31,.17)}
    .btn:active{transform:translateY(0)}
    .btn:focus,a:focus,input:focus{outline:3px solid rgba(217,249,157,.82);outline-offset:3px}
    .btn-main{background:var(--lime);color:var(--deep)}
    .btn-main:hover{background:#e8ffbc}
    .btn-dark{background:var(--forest);color:#fff}
    .btn-dark:hover{background:var(--deep)}
    .btn-soft{background:#eff8f2;border-color:#d7eee0;color:var(--forest)}
    .btn-soft:hover{background:#ddf1e5}
    .site-header{position:absolute;z-index:20;top:20px;left:0;right:0}
    .nav-shell{display:flex;align-items:center;gap:18px;padding:10px 13px 10px 18px;border:1px solid rgba(255,255,255,.75);border-radius:999px;background:rgba(255,255,255,.9);box-shadow:0 12px 35px rgba(6,34,27,.16);backdrop-filter:blur(15px)}
    .logo{font-size:19px;font-weight:900;color:var(--deep);white-space:nowrap;letter-spacing:-.06em}
    .logo span{display:inline-block;width:10px;height:10px;margin-right:7px;border-radius:3px;background:var(--clay);transform:rotate(45deg)}
    .nav-links{display:flex;flex:1;align-items:center;justify-content:center;gap:3px;overflow:auto;scrollbar-width:none}
    .nav-links::-webkit-scrollbar{display:none}
    .nav-links a{padding:8px 11px;border-radius:999px;color:#40544d;font-size:13px;font-weight:700;white-space:nowrap;transition:.2s}
    .nav-links a:hover,.nav-links a.active{background:#e5f5eb;color:var(--forest)}
    .nav-action{padding:10px 16px;font-size:13px;white-space:nowrap}
    .inner-hero{position:relative;overflow:hidden;min-height:620px;padding:155px 0 80px;background:linear-gradient(110deg,rgba(7,34,27,.95),rgba(7,34,27,.77)),url("/assets/images/backpic/back-2.webp") center/cover}
    .inner-hero:after{content:"";position:absolute;right:-80px;bottom:-100px;width:360px;height:360px;border:1px solid rgba(217,249,157,.35);border-radius:50%;box-shadow:0 0 0 36px rgba(217,249,157,.07),0 0 0 72px rgba(217,249,157,.04)}
    .hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1.05fr) minmax(340px,.95fr);gap:45px;align-items:end}
    .inner-hero .eyebrow{border-color:rgba(217,249,157,.38);background:rgba(217,249,157,.12);color:var(--lime)}
    .inner-hero h1{margin:18px 0;color:#fff;font-size:clamp(42px,6vw,72px);font-weight:900;line-height:1.06;letter-spacing:-.065em}
    .inner-hero h1 em{font-style:normal;color:var(--lime)}
    .hero-copy{max-width:680px;margin:0;color:rgba(255,255,255,.8);font-size:17px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:29px}
    .security-board{padding:24px;border:1px solid rgba(255,255,255,.2);border-radius:26px;background:rgba(255,255,255,.1);box-shadow:0 20px 50px rgba(0,0,0,.14);backdrop-filter:blur(12px)}
    .board-top{display:flex;align-items:center;justify-content:space-between;color:#fff}
    .board-top strong{font-size:19px}
    .status{display:inline-flex;align-items:center;gap:6px;padding:5px 10px;border-radius:999px;background:rgba(217,249,157,.18);color:var(--lime);font-size:12px;font-weight:800}
    .status i{width:7px;height:7px;border-radius:50%;background:var(--lime)}
    .check-row{display:flex;gap:13px;align-items:flex-start;margin-top:18px;padding-top:17px;border-top:1px solid rgba(255,255,255,.17)}
    .check-icon{display:grid;place-items:center;flex:0 0 31px;width:31px;height:31px;border-radius:10px;background:var(--lime);color:var(--deep);font-weight:900}
    .check-row b{display:block;color:#fff;font-size:14px}
    .check-row p{margin:1px 0 0;color:rgba(255,255,255,.68);font-size:12px;line-height:1.65}
    .metrics{position:relative;z-index:3;margin-top:-45px}
    .metrics-grid{display:grid;grid-template-columns:repeat(4,1fr);overflow:hidden;border:1px solid var(--line);border-radius:22px;background:#fff;box-shadow:var(--shadow)}
    .metric{padding:23px 25px;border-right:1px solid var(--line)}
    .metric:last-child{border-right:0}
    .metric strong{display:block;color:var(--forest);font-size:27px;font-weight:900;letter-spacing:-.04em}
    .metric span{color:var(--muted);font-size:13px}
    .split-layout{display:grid;grid-template-columns:.82fr 1.18fr;gap:68px;align-items:start}
    .sticky-copy{position:sticky;top:32px}
    .prose{color:#40544d;font-size:16px}
    .prose p{margin:0 0 18px}
    .note-box{margin-top:27px;padding:20px 22px;border-left:4px solid var(--clay);border-radius:0 16px 16px 0;background:#fff5ec;color:#69442e;font-size:14px}
    .risk-list{border-top:1px solid var(--line)}
    .risk-item{display:grid;grid-template-columns:52px 1fr auto;gap:18px;align-items:center;padding:21px 0;border-bottom:1px solid var(--line)}
    .risk-num{display:grid;place-items:center;width:43px;height:43px;border-radius:14px;background:#e8f4eb;color:var(--forest);font-weight:900}
    .risk-item h3{margin:0;font-size:18px;font-weight:900}
    .risk-item p{margin:3px 0 0;color:var(--muted);font-size:14px;line-height:1.7}
    .risk-arrow{color:var(--clay);font-size:24px}
    .safe-cards{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:18px;margin-top:35px}
    .safe-card{min-height:255px;padding:25px;border:1px solid var(--line);border-radius:22px;background:#fff;transition:.25s}
    .safe-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
    .safe-card.featured{grid-row:span 2;min-height:528px;color:#fff;background:linear-gradient(145deg,rgba(8,43,33,.9),rgba(24,82,61,.82)),url("/assets/images/coverpic/cover-5.webp") center/cover}
    .card-icon{display:grid;place-items:center;width:45px;height:45px;border-radius:14px;background:#e6f5eb;color:var(--forest);font-size:20px;font-weight:900}
    .featured .card-icon{background:var(--lime);color:var(--deep)}
    .safe-card h3{margin:22px 0 8px;font-size:23px;font-weight:900;line-height:1.25}
    .safe-card p{margin:0;color:var(--muted);font-size:14px;line-height:1.75}
    .featured p{color:rgba(255,255,255,.76)}
    .safe-card ul{margin:24px 0 0;padding:0;list-style:none}
    .safe-card li{margin:9px 0;color:inherit;font-size:14px}
    .safe-card li:before{content:"✓";margin-right:9px;color:var(--lime);font-weight:900}
    .safe-card:not(.featured) li:before{color:var(--forest)}
    .scenario-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:34px}
    .scenario{display:grid;grid-template-columns:145px 1fr;overflow:hidden;border:1px solid var(--line);border-radius:22px;background:#fff}
    .scenario img{width:100%;height:100%;min-height:205px;object-fit:cover}
    .scenario-body{padding:23px}
    .scenario-body b{display:inline-block;padding:4px 9px;border-radius:999px;background:#fff1e7;color:#a45228;font-size:12px}
    .scenario-body h3{margin:13px 0 7px;font-size:20px;font-weight:900;line-height:1.3}
    .scenario-body p{margin:0;color:var(--muted);font-size:14px;line-height:1.75}
    .process-wrap{padding:42px;border-radius:28px;background:var(--deep);color:#fff}
    .process-head{display:flex;align-items:end;justify-content:space-between;gap:24px}
    .process-head .section-title{margin-bottom:0;color:#fff}
    .process-head .section-intro{color:rgba(255,255,255,.68)}
    .process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:35px}
    .process-card{position:relative;padding:20px;border:1px solid rgba(255,255,255,.16);border-radius:18px;background:rgba(255,255,255,.07)}
    .process-card:not(:last-child):after{content:"→";position:absolute;top:33px;right:-14px;z-index:1;color:var(--lime);font-size:23px}
    .step{display:inline-grid;place-items:center;width:31px;height:31px;border-radius:10px;background:var(--lime);color:var(--deep);font-size:13px;font-weight:900}
    .process-card h3{margin:16px 0 7px;font-size:17px;font-weight:900}
    .process-card p{margin:0;color:rgba(255,255,255,.68);font-size:13px;line-height:1.7}
    .checklist{display:grid;grid-template-columns:1fr .9fr;gap:45px;align-items:center}
    .checklist-image{position:relative}
    .checklist-image img{width:100%;height:410px;object-fit:cover;border-radius:24px}
    .image-tag{position:absolute;right:18px;bottom:18px;padding:12px 16px;border-radius:14px;background:rgba(255,255,255,.93);box-shadow:var(--shadow);color:var(--forest);font-weight:900;font-size:14px}
    .checklist-items{margin-top:24px}
    .check-item{display:flex;gap:14px;padding:15px 0;border-bottom:1px solid var(--line)}
    .check-item:first-child{border-top:1px solid var(--line)}
    .check-item i{display:grid;place-items:center;flex:0 0 28px;width:28px;height:28px;border-radius:50%;background:#e4f4e9;color:var(--forest);font-style:normal;font-size:13px;font-weight:900}
    .check-item strong{display:block;font-size:15px}
    .check-item span{display:block;color:var(--muted);font-size:13px;line-height:1.65}
    .faq-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:64px;align-items:start}
    .faq-list{border-top:1px solid var(--line)}
    .faq-item{padding:20px 0;border-bottom:1px solid var(--line)}
    .faq-item summary{display:flex;gap:18px;align-items:center;cursor:pointer;list-style:none;font-size:17px;font-weight:900}
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary:after{content:"+";margin-left:auto;color:var(--clay);font-size:25px;font-weight:400}
    .faq-item[open] summary:after{content:"−"}
    .faq-item p{margin:12px 34px 0 0;color:var(--muted);font-size:14px}
    .cta-box{position:relative;overflow:hidden;padding:55px 60px;border-radius:28px;background:linear-gradient(115deg,#1a5744,#0d3026);color:#fff}
    .cta-box:after{content:"";position:absolute;right:-90px;top:-130px;width:400px;height:400px;border:1px solid rgba(217,249,157,.35);border-radius:50%;box-shadow:0 0 0 35px rgba(217,249,157,.07),0 0 0 70px rgba(217,249,157,.04)}
    .cta-content{position:relative;z-index:1;max-width:700px}
    .cta-box h2{margin:12px 0;font-size:clamp(30px,4vw,46px);font-weight:900;line-height:1.2;letter-spacing:-.05em}
    .cta-box p{margin:0;color:rgba(255,255,255,.74);font-size:16px}
    .subscribe{display:flex;gap:10px;max-width:540px;margin-top:25px}
    .subscribe input{min-width:0;flex:1;padding:13px 17px;border:1px solid rgba(255,255,255,.28);border-radius:999px;background:rgba(255,255,255,.12);color:#fff;outline:0}
    .subscribe input::placeholder{color:rgba(255,255,255,.62)}
    .site-footer{padding:65px 0 25px;background:#0b2921;color:rgba(255,255,255,.7)}
    .footer-top{display:grid;grid-template-columns:1.15fr 1fr;gap:80px;padding-bottom:48px}
    .footer-brand .logo{color:#fff}
    .footer-brand p{max-width:430px;margin:18px 0 0;font-size:14px;line-height:1.8}
    .footer-links{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
    .footer-links strong{display:block;margin-bottom:12px;color:#fff;font-size:14px}
    .footer-links a{display:block;margin:8px 0;font-size:13px;transition:color .2s}
    .footer-links a:hover{color:var(--lime)}
    .footer-bottom{display:flex;flex-wrap:wrap;gap:9px 22px;padding-top:22px;border-top:1px solid rgba(255,255,255,.14);font-size:12px}
    .footer-bottom a:hover{color:var(--lime)}
    @media(max-width:1024px){
      .nav-shell{gap:10px}.nav-action{display:none}
      .hero-grid,.split-layout,.faq-layout{grid-template-columns:1fr;gap:38px}
      .security-board{max-width:620px}
      .sticky-copy{position:static}
      .safe-cards{grid-template-columns:1fr 1fr}.safe-card.featured{grid-row:span 1;grid-column:span 2;min-height:330px}
      .footer-top{gap:38px}
    }
    @media(max-width:768px){
      .container{width:min(100% - 28px,1160px)}.section{padding:62px 0}
      .site-header{top:12px}.nav-shell{padding:9px 11px 9px 14px;border-radius:22px}.logo{font-size:18px}
      .nav-links{justify-content:flex-start}.nav-links a{padding:7px 9px;font-size:12px}
      .inner-hero{min-height:auto;padding:128px 0 62px}.inner-hero h1{font-size:44px}
      .metrics{margin-top:-20px}.metrics-grid{grid-template-columns:1fr 1fr}.metric:nth-child(2){border-right:0}.metric:nth-child(-n+2){border-bottom:1px solid var(--line)}
      .scenario-grid,.checklist{grid-template-columns:1fr}.scenario{grid-template-columns:120px 1fr}
      .process-head{display:block}.process-grid{grid-template-columns:1fr 1fr}.process-card:not(:last-child):after{display:none}
      .footer-top{grid-template-columns:1fr}.footer-links{grid-template-columns:repeat(3,1fr)}
      .cta-box{padding:38px 28px}
    }
    @media(max-width:520px){
      .section-title{font-size:30px}.section-intro,.hero-copy{font-size:15px}
      .inner-hero h1{font-size:38px}.hero-actions,.subscribe{flex-direction:column}.hero-actions .btn,.subscribe .btn{width:100%}
      .metrics-grid,.safe-cards,.process-grid{grid-template-columns:1fr}.metric,.metric:nth-child(2){border-right:0;border-bottom:1px solid var(--line)}.metric:last-child{border-bottom:0}
      .safe-card.featured{grid-column:auto;min-height:350px}.risk-item{grid-template-columns:43px 1fr}.risk-arrow{display:none}
      .scenario{grid-template-columns:1fr}.scenario img{height:170px;min-height:0}
      .checklist-image img{height:280px}.footer-links{grid-template-columns:1fr 1fr}.footer-bottom{display:block}.footer-bottom span{display:block;margin:7px 0}
    }

/* roulang page: category4 */
:root{--ink:#10231f;--forest:#174b3b;--deep:#0b2921;--mint:#b7e6cf;--lime:#d9f99d;--sand:#f6f2e9;--paper:#fffdf8;--muted:#61716b;--line:rgba(16,35,31,.12);--clay:#d97746;--radius:22px;--shadow:0 18px 50px rgba(15,48,39,.12)}
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;line-height:1.8;letter-spacing:.01em}
    a{text-decoration:none;color:inherit}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    button{cursor:pointer}
    .container{width:min(1160px,calc(100% - 40px));margin:auto}
    .section{padding:86px 0}
    .sand{background:var(--sand)}
    .deep-bg{background:var(--deep);color:#fff}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 12px;border:1px solid rgba(23,75,59,.18);border-radius:999px;background:#fff;color:var(--forest);font-size:13px;font-weight:700}
    .eyebrow:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--clay)}
    .section-title{font-size:clamp(28px,4vw,47px);line-height:1.22;letter-spacing:-.035em;font-weight:800;margin:18px 0 15px}
    .section-intro{max-width:735px;color:var(--muted);font-size:16px;margin:0}
    .btn{display:inline-flex;justify-content:center;align-items:center;gap:9px;padding:13px 21px;border-radius:999px;font-weight:800;border:1px solid transparent;transition:.25s transform,.25s box-shadow,.25s background,.25s color}
    .btn:hover{transform:translateY(-2px);box-shadow:0 12px 22px rgba(10,39,31,.17)}
    .btn:active{transform:translateY(0)}
    .btn:focus,a:focus,input:focus,summary:focus{outline:3px solid rgba(217,249,157,.75);outline-offset:3px}
    .btn-main{background:var(--lime);color:#183b2d}
    .btn-main:hover{background:#e6ffb9}
    .btn-ghost{border-color:rgba(255,255,255,.44);background:rgba(255,255,255,.1);color:#fff}
    .btn-dark{background:var(--forest);color:#fff}
    .btn-soft{background:#eff8f2;color:var(--forest);border-color:#d7eee0}
    .site-header{position:absolute;z-index:20;top:20px;left:0;right:0}
    .nav-shell{display:flex;align-items:center;gap:18px;padding:10px 13px 10px 18px;border-radius:999px;background:rgba(255,255,255,.9);border:1px solid rgba(255,255,255,.75);box-shadow:0 12px 35px rgba(6,34,27,.16);backdrop-filter:blur(15px)}
    .logo{font-size:19px;font-weight:900;color:var(--deep);white-space:nowrap;letter-spacing:-.06em}
    .logo span{display:inline-block;margin-right:7px;width:10px;height:10px;border-radius:3px;background:var(--clay);transform:rotate(45deg)}
    .nav-links{display:flex;align-items:center;justify-content:center;gap:3px;flex:1;overflow:auto;scrollbar-width:none}
    .nav-links::-webkit-scrollbar{display:none}
    .nav-links a{white-space:nowrap;padding:8px 11px;border-radius:999px;font-size:13px;font-weight:700;color:#40544d;transition:.2s}
    .nav-links a:hover,.nav-links a.active{background:#e5f5eb;color:var(--forest)}
    .nav-action{padding:10px 16px;font-size:13px;white-space:nowrap}
    .video-hero{min-height:690px;position:relative;display:flex;align-items:flex-end;padding:148px 0 74px;overflow:hidden;background:var(--deep)}
    .video-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(5,31,24,.96) 0%,rgba(5,31,24,.78) 50%,rgba(5,31,24,.44));z-index:1}
    .video-hero:after{content:"";position:absolute;inset:0;background:url("/assets/images/backpic/back-2.webp") center/cover;opacity:.8;animation:slowZoom 16s ease-in-out infinite alternate}
    @keyframes slowZoom{from{transform:scale(1)}to{transform:scale(1.06)}}
    .hero-content{position:relative;z-index:2;display:grid;grid-template-columns:1.1fr .72fr;gap:60px;align-items:end}
    .video-hero .eyebrow{background:rgba(217,249,157,.14);border-color:rgba(217,249,157,.38);color:var(--lime)}
    .video-hero h1{margin:19px 0;font-size:clamp(42px,6.1vw,75px);font-weight:900;line-height:1.06;letter-spacing:-.065em;color:#fff}
    .video-hero h1 em{font-style:normal;color:var(--lime)}
    .hero-copy{max-width:680px;color:rgba(255,255,255,.8);font-size:17px;line-height:1.9;margin:0}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:29px}
    .play-card{justify-self:end;width:min(100%,340px);padding:25px;border:1px solid rgba(255,255,255,.22);border-radius:var(--radius);background:rgba(255,255,255,.12);backdrop-filter:blur(14px);color:#fff}
    .play-button{width:64px;height:64px;border:none;border-radius:50%;background:var(--lime);color:var(--deep);font-size:21px;box-shadow:0 12px 28px rgba(0,0,0,.2);transition:.2s}
    .play-button:hover{transform:scale(1.08);background:#efffcf}
    .play-card h2{font-size:19px;margin:18px 0 6px;line-height:1.4}
    .play-card p{font-size:13px;color:rgba(255,255,255,.72);margin:0}
    .metric-wrap{position:relative;z-index:3;margin-top:-43px}
    .metrics-grid{display:grid;grid-template-columns:repeat(4,1fr);background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:22px;overflow:hidden}
    .metric{padding:27px 26px;border-right:1px solid var(--line)}
    .metric:last-child{border-right:0}
    .metric strong{display:block;font-size:31px;line-height:1;color:var(--forest);letter-spacing:-.06em}
    .metric span{display:block;margin-top:8px;font-size:13px;color:var(--muted);font-weight:700}
    .split-heading{display:grid;grid-template-columns:.85fr 1.15fr;gap:70px;align-items:end}
    .split-heading .section-title{margin-bottom:0}
    .risk-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:17px;margin-top:36px}
    .risk-card{padding:26px;border:1px solid var(--line);border-radius:20px;background:#fff;transition:.25s transform,.25s box-shadow}
    .risk-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
    .number{display:inline-flex;width:35px;height:35px;align-items:center;justify-content:center;border-radius:12px;background:#e7f6eb;color:var(--forest);font-weight:900;font-size:14px}
    .risk-card h3{font-size:19px;margin:17px 0 8px;line-height:1.4}
    .risk-card p{margin:0;color:var(--muted);font-size:14px;line-height:1.8}
    .story-grid{display:grid;grid-template-columns:1fr .95fr;gap:64px;align-items:center}
    .story-image{position:relative}
    .story-image img{height:460px;width:100%;object-fit:cover;border-radius:var(--radius);box-shadow:var(--shadow)}
    .image-note{position:absolute;right:-22px;bottom:28px;max-width:230px;padding:17px 19px;background:var(--lime);border-radius:16px;color:var(--deep);font-size:13px;font-weight:800;box-shadow:0 14px 30px rgba(14,54,38,.18)}
    .story-copy p{font-size:16px;color:var(--muted);margin:0 0 17px}
    .check-list{list-style:none;padding:0;margin:27px 0 0;display:grid;gap:12px}
    .check-list li{display:flex;gap:12px;padding-bottom:12px;border-bottom:1px solid var(--line);font-size:14px}
    .check-list i{display:grid;place-items:center;flex:none;width:22px;height:22px;border-radius:50%;background:var(--mint);color:var(--deep);font-style:normal;font-size:12px;font-weight:900}
    .matrix{display:grid;grid-template-columns:.7fr 1.1fr 1.1fr;gap:0;margin-top:39px;border:1px solid rgba(255,255,255,.16);border-radius:22px;overflow:hidden}
    .matrix-head,.matrix-cell{padding:19px 20px;border-right:1px solid rgba(255,255,255,.14);border-bottom:1px solid rgba(255,255,255,.14)}
    .matrix-head{background:rgba(183,230,207,.14);font-weight:800;color:var(--lime);font-size:14px}
    .matrix-cell{font-size:14px;color:rgba(255,255,255,.77)}
    .matrix-cell b{color:#fff}
    .matrix > :nth-child(3n){border-right:0}
    .matrix > :nth-last-child(-n+3){border-bottom:0}
    .process-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:64px;align-items:start}
    .process-list{counter-reset:flow;display:grid;gap:0;border-top:1px solid var(--line)}
    .process-item{counter-increment:flow;position:relative;padding:24px 18px 24px 73px;border-bottom:1px solid var(--line)}
    .process-item:before{content:"0" counter(flow);position:absolute;left:0;top:23px;color:var(--clay);font-size:22px;font-weight:900;letter-spacing:-.06em}
    .process-item h3{margin:0 0 5px;font-size:18px}
    .process-item p{margin:0;color:var(--muted);font-size:14px}
    .notice-box{padding:29px;border-radius:20px;background:#f3f9f2;border:1px solid #d9eadc}
    .notice-box h3{margin:0 0 11px;font-size:21px}
    .notice-box p{margin:0;color:var(--muted);font-size:14px}
    .signal-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:17px;margin-top:35px}
    .signal{padding:23px;background:#fff;border-left:4px solid var(--clay);border-radius:0 16px 16px 0;box-shadow:0 9px 22px rgba(15,48,39,.06)}
    .signal h3{margin:0 0 7px;font-size:17px}
    .signal p{margin:0;font-size:13px;color:var(--muted)}
    .faq-layout{display:grid;grid-template-columns:.75fr 1.25fr;gap:64px;align-items:start}
    .faq-list{display:grid;gap:12px}
    details{border:1px solid var(--line);border-radius:16px;background:#fff;padding:0 20px;transition:.2s}
    details[open]{box-shadow:0 10px 25px rgba(15,48,39,.07);border-color:#badac7}
    summary{padding:17px 29px 17px 0;position:relative;list-style:none;cursor:pointer;font-weight:800;font-size:15px}
    summary::-webkit-details-marker{display:none}
    summary:after{content:"+";position:absolute;right:0;top:13px;font-size:24px;color:var(--forest);font-weight:400}
    details[open] summary:after{content:"−"}
    details p{padding:0 0 18px;margin:0;color:var(--muted);font-size:14px}
    .cta-panel{position:relative;overflow:hidden;border-radius:28px;padding:58px 60px;background:var(--forest);color:#fff}
    .cta-panel:before{content:"";position:absolute;width:380px;height:380px;right:-110px;top:-190px;border-radius:50%;background:rgba(217,249,157,.14)}
    .cta-panel:after{content:"";position:absolute;width:210px;height:210px;right:110px;bottom:-135px;border-radius:50%;border:30px solid rgba(255,255,255,.07)}
    .cta-panel>*{position:relative;z-index:1}
    .cta-panel h2{max-width:680px;font-size:clamp(29px,4vw,48px);line-height:1.2;letter-spacing:-.04em;margin:16px 0}
    .cta-panel p{max-width:690px;margin:0;color:rgba(255,255,255,.75)}
    .cta-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:27px}
    .download-box{margin-top:38px;padding:25px;border-radius:18px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.17);display:flex;gap:18px;align-items:center;justify-content:space-between}
    .download-box label{display:block;font-size:13px;color:rgba(255,255,255,.7);margin-bottom:8px}
    .download-box input{width:min(100%,350px);padding:12px 14px;border:1px solid rgba(255,255,255,.34);border-radius:12px;background:rgba(255,255,255,.97);color:var(--ink);outline:none}
    .download-box input::placeholder{color:#86948e}
    .site-footer{padding:65px 0 25px;background:#09251e;color:#fff}
    .footer-top{display:grid;grid-template-columns:.9fr 1.1fr;gap:85px;padding-bottom:45px;border-bottom:1px solid rgba(255,255,255,.13)}
    .footer-brand .logo{color:#fff}
    .footer-brand .logo span{background:var(--lime)}
    .footer-brand p{max-width:430px;color:rgba(255,255,255,.64);font-size:13px;line-height:1.85;margin:16px 0 0}
    .footer-links{display:grid;grid-template-columns:repeat(3,1fr);gap:25px}
    .footer-links strong{display:block;color:var(--lime);font-size:13px;margin-bottom:12px}
    .footer-links a{display:block;color:rgba(255,255,255,.68);font-size:13px;margin:6px 0;transition:.2s}
    .footer-links a:hover{color:#fff;transform:translateX(3px)}
    .footer-bottom{padding-top:24px;display:flex;flex-wrap:wrap;gap:8px 24px;font-size:12px;color:rgba(255,255,255,.52)}
    .footer-bottom a:hover{color:var(--lime)}
    @media(max-width:1024px){
      .nav-action{display:none}.nav-shell{gap:10px}.nav-links{justify-content:flex-start}
      .hero-content,.story-grid,.faq-layout,.split-heading,.process-layout{gap:40px}
      .hero-content{grid-template-columns:1fr .68fr}.footer-top{gap:45px}
    }
    @media(max-width:768px){
      .container{width:min(100% - 28px,1160px)}.section{padding:64px 0}.site-header{top:12px}
      .nav-shell{padding:10px 13px;border-radius:20px;align-items:flex-start}.logo{padding-top:4px;font-size:18px}
      .nav-links{justify-content:flex-start;padding-bottom:1px}.nav-links a{padding:7px 9px;font-size:12px}
      .video-hero{min-height:710px;padding:145px 0 52px}.hero-content,.story-grid,.faq-layout,.split-heading,.process-layout{grid-template-columns:1fr}
      .play-card{justify-self:start;width:100%;max-width:none}.metrics-grid{grid-template-columns:repeat(2,1fr)}.metric:nth-child(2){border-right:0}.metric:nth-child(-n+2){border-bottom:1px solid var(--line)}
      .risk-grid{grid-template-columns:1fr}.story-image img{height:350px}.image-note{right:14px;bottom:16px}.matrix{grid-template-columns:.65fr 1fr 1fr}.matrix-head,.matrix-cell{padding:14px 11px;font-size:12px}
      .signal-grid{grid-template-columns:1fr}.footer-top{grid-template-columns:1fr;gap:37px}.cta-panel{padding:42px 27px}.download-box{align-items:stretch;flex-direction:column}.download-box input{width:100%}
    }
    @media(max-width:520px){
      .section-title{font-size:30px}.video-hero h1{font-size:43px}.hero-copy{font-size:15px}.hero-actions,.cta-actions{flex-direction:column}.hero-actions .btn,.cta-actions .btn{width:100%}
      .metrics-grid{grid-template-columns:1fr}.metric,.metric:nth-child(2){border-right:0;border-bottom:1px solid var(--line)}.metric:last-child{border-bottom:0}.metric strong{font-size:29px}
      .footer-links{grid-template-columns:1fr 1fr;gap:23px}.footer-bottom{display:grid;gap:8px}.matrix{font-size:11px}.matrix-head,.matrix-cell{padding:12px 8px}
    }

/* roulang page: category7 */
:root{--ink:#10231f;--forest:#174b3b;--deep:#0b2921;--mint:#b7e6cf;--lime:#d9f99d;--sand:#f6f2e9;--paper:#fffdf8;--muted:#61716b;--line:rgba(16,35,31,.12);--clay:#d97746;--radius:22px;--shadow:0 18px 50px rgba(15,48,39,.12)}
    *{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;line-height:1.8;letter-spacing:.01em}a{text-decoration:none;color:inherit}img{display:block;max-width:100%}button,input{font:inherit}button{cursor:pointer}.container{width:min(1160px,calc(100% - 40px));margin:auto}.section{padding:82px 0}.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 12px;border:1px solid rgba(23,75,59,.18);border-radius:999px;background:#fff;color:var(--forest);font-size:13px;font-weight:700}.eyebrow:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--clay)}.section-title{font-size:clamp(29px,4vw,48px);line-height:1.22;letter-spacing:-.04em;font-weight:900;margin:17px 0 14px}.section-intro{max-width:720px;color:var(--muted);font-size:16px}.btn{display:inline-flex;justify-content:center;align-items:center;gap:9px;padding:13px 21px;border-radius:999px;font-weight:800;border:1px solid transparent;transition:.25s transform,.25s box-shadow,.25s background}.btn:hover{transform:translateY(-2px);box-shadow:0 12px 22px rgba(10,39,31,.17)}.btn:focus,a:focus,input:focus{outline:3px solid rgba(217,249,157,.75);outline-offset:3px}.btn-main{background:var(--lime);color:#183b2d}.btn-main:hover{background:#e6ffb9}.btn-dark{background:var(--forest);color:#fff}.btn-soft{background:#eff8f2;color:var(--forest);border-color:#d7eee0}.site-header{position:absolute;z-index:20;top:20px;left:0;right:0}.nav-shell{display:flex;align-items:center;gap:18px;padding:10px 13px 10px 18px;border-radius:999px;background:rgba(255,255,255,.9);border:1px solid rgba(255,255,255,.75);box-shadow:0 12px 35px rgba(6,34,27,.16);backdrop-filter:blur(15px)}.logo{font-size:19px;font-weight:900;color:var(--deep);white-space:nowrap;letter-spacing:-.06em}.logo span{display:inline-block;margin-right:7px;width:10px;height:10px;border-radius:3px;background:var(--clay);transform:rotate(45deg)}.nav-links{display:flex;align-items:center;justify-content:center;gap:3px;flex:1;overflow:auto;scrollbar-width:none}.nav-links::-webkit-scrollbar{display:none}.nav-links a{white-space:nowrap;padding:8px 11px;border-radius:999px;font-size:13px;font-weight:700;color:#40544d;transition:.2s}.nav-links a:hover,.nav-links a.active{background:#e5f5eb;color:var(--forest)}.nav-action{padding:10px 16px;font-size:13px;white-space:nowrap}.inner-hero{padding:163px 0 82px;min-height:545px;background:linear-gradient(100deg,rgba(7,34,27,.96),rgba(7,34,27,.76)),url("/assets/images/backpic/back-2.webp") center/cover;color:#fff}.inner-hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:55px;align-items:center}.inner-hero h1{font-size:clamp(42px,6vw,72px);line-height:1.08;letter-spacing:-.065em;margin:20px 0 16px;font-weight:900}.inner-hero h1 em{font-style:normal;color:var(--lime)}.inner-hero p{color:rgba(255,255,255,.76);font-size:17px;max-width:620px}.hero-image{transform:rotate(2.5deg);border:8px solid rgba(255,255,255,.9);border-radius:26px;overflow:hidden;box-shadow:0 25px 55px rgba(0,0,0,.25)}.hero-image img{width:100%;height:310px;object-fit:cover}.metrics-grid{display:grid;grid-template-columns:repeat(4,1fr);background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:22px;overflow:hidden;margin-top:-35px;position:relative;z-index:2}.metric{padding:25px 20px;border-right:1px solid var(--line)}.metric:last-child{border:0}.metric strong{display:block;font-size:30px;color:var(--forest);line-height:1.2}.metric span{font-size:13px;color:var(--muted)}.split{display:grid;grid-template-columns:.9fr 1.1fr;gap:64px;align-items:center}.visual-card{position:relative;border-radius:26px;overflow:hidden;background:var(--deep);min-height:390px}.visual-card img{width:100%;height:390px;object-fit:cover;opacity:.72}.visual-note{position:absolute;left:22px;right:22px;bottom:20px;padding:15px 18px;border-radius:16px;background:rgba(11,41,33,.82);color:#fff;backdrop-filter:blur(8px)}.visual-note b{color:var(--lime)}.check-list{padding:0;margin:26px 0 0;list-style:none}.check-list li{display:flex;gap:12px;padding:13px 0;border-bottom:1px solid var(--line);color:#3f514b}.check-list li:before{content:"✓";flex:0 0 24px;height:24px;text-align:center;border-radius:50%;background:var(--lime);color:var(--forest);font-weight:900}.dark-section{background:var(--deep);color:#fff}.dark-section .section-intro{color:rgba(255,255,255,.68)}.view-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:18px;margin-top:34px}.view-card{border-radius:20px;border:1px solid var(--line);background:#fff;padding:26px;transition:.25s}.view-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}.view-card.large{grid-row:span 2;background:#e7f4eb}.view-card h3{font-size:20px;margin:12px 0 7px}.view-card p{color:var(--muted);font-size:14px;margin:0}.num{font-size:14px;color:var(--clay);font-weight:900;letter-spacing:.08em}.compare{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:30px}.compare-box{padding:27px;border-radius:20px;background:#fff;border:1px solid var(--line)}.compare-box.highlight{background:#eaf8ef;border-color:#b7e6cf}.compare-box h3{margin:0 0 14px;font-size:20px}.compare-box p{font-size:14px;color:var(--muted);margin:7px 0}.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:36px}.time-item{padding:22px;border-top:3px solid var(--mint);position:relative}.time-item:not(:last-child):after{content:"";position:absolute;top:-9px;right:-6px;width:14px;height:14px;background:var(--lime);border-radius:50%}.time-item strong{display:block;color:var(--forest);font-size:16px}.time-item p{font-size:13px;color:var(--muted);margin:8px 0 0}.faq-wrap{max-width:860px;margin:30px auto 0}.faq-wrap details{border-bottom:1px solid var(--line);padding:19px 0}.faq-wrap summary{cursor:pointer;font-size:17px;font-weight:800;list-style:none;display:flex;justify-content:space-between}.faq-wrap summary:after{content:"＋";color:var(--clay);font-size:22px}.faq-wrap details[open] summary:after{content:"－"}.faq-wrap p{color:var(--muted);font-size:14px;max-width:760px;margin:12px 0 0}.cta{padding:58px;border-radius:28px;background:var(--forest);color:#fff;display:flex;justify-content:space-between;align-items:center;gap:30px}.cta h2{font-size:clamp(28px,4vw,42px);line-height:1.25;margin:0 0 10px}.cta p{margin:0;color:rgba(255,255,255,.72);max-width:650px}.form-box{display:flex;gap:9px;flex-wrap:wrap;margin-top:20px}.form-box input{padding:12px 16px;border-radius:999px;border:1px solid rgba(255,255,255,.3);background:rgba(255,255,255,.1);color:#fff;min-width:230px}.form-box input::placeholder{color:rgba(255,255,255,.6)}.site-footer{background:#09251e;color:#d9e8df;padding:58px 0 24px}.footer-top{display:flex;justify-content:space-between;gap:50px}.footer-brand{max-width:390px}.footer-brand .logo{color:#fff}.footer-brand p{color:rgba(255,255,255,.58);font-size:13px;margin-top:17px}.footer-links{display:grid;grid-template-columns:repeat(3,1fr);gap:48px}.footer-links div{display:flex;flex-direction:column;gap:8px}.footer-links strong{color:var(--lime);font-size:13px;margin-bottom:6px}.footer-links a{font-size:13px;color:rgba(255,255,255,.65);transition:.2s}.footer-links a:hover{color:#fff}.footer-bottom{display:flex;flex-wrap:wrap;gap:12px 24px;border-top:1px solid rgba(255,255,255,.14);margin-top:42px;padding-top:19px;color:rgba(255,255,255,.48);font-size:12px}.footer-bottom a:hover{color:#fff}
    @media(max-width:900px){.nav-links a{padding:8px 7px}.nav-action{display:none}.inner-hero-grid,.split,.view-grid{grid-template-columns:1fr}.hero-image{max-width:620px}.timeline{grid-template-columns:repeat(2,1fr)}.cta{display:block}.cta .btn{margin-top:24px}}
    @media(max-width:680px){.container{width:min(100% - 28px,1160px)}.site-header{top:10px}.nav-shell{padding-left:13px}.nav-links{justify-content:flex-start}.logo{font-size:17px}.inner-hero{padding:138px 0 70px}.inner-hero h1{font-size:44px}.metrics-grid{grid-template-columns:repeat(2,1fr);margin-top:-20px}.metric:nth-child(2){border-right:0}.metric:nth-child(-n+2){border-bottom:1px solid var(--line)}.section{padding:62px 0}.compare{grid-template-columns:1fr}.timeline{grid-template-columns:1fr}.time-item:not(:last-child):after{display:none}.footer-top{display:block}.footer-links{margin-top:30px;gap:20px}.footer-bottom{display:block}.footer-bottom span{display:block;margin:7px 0}.cta{padding:34px 25px}.hero-image img{height:245px}}