/* roulang page: index */
:root{
      --ink:#17211d;--ink-soft:#52605a;--paper:#fbfcf9;--mist:#f0f4ef;--line:#dce5dc;
      --green:#0c6b48;--green-dark:#084b35;--lime:#d7ef9a;--gold:#d8aa58;--white:#fff;
      --shadow:0 18px 44px rgba(19,42,30,.10);--shadow-sm:0 8px 20px rgba(19,42,30,.08);
      --radius:20px;--radius-sm:12px;--container:1180px;
    }
    *{box-sizing:border-box} html{scroll-behavior:smooth} body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.78;letter-spacing:.02em}
    a{text-decoration:none;color:inherit;transition:.25s ease} img{max-width:100%;display:block} button,input{font:inherit} ::selection{background:var(--lime);color:var(--ink)}
    .container{max-width:var(--container)} .section{padding:92px 0;position:relative;overflow:hidden}.section-tint{background:var(--mist)}.section-dark{background:var(--ink);color:#edf5ef}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--green);font-size:13px;font-weight:800;letter-spacing:.12em}.eyebrow:before{content:"";width:22px;height:2px;background:var(--gold)}
    .section-heading{max-width:715px;margin-bottom:42px}.section-heading h2{font-size:clamp(28px,4vw,46px);line-height:1.22;letter-spacing:-.04em;font-weight:800;margin:11px 0 15px}.section-heading p{font-size:16px;color:var(--ink-soft);margin:0}.section-dark .section-heading p{color:#bbccc0}
    .site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.94);backdrop-filter:blur(16px);border-bottom:1px solid rgba(220,229,220,.92)}
    .navbar{min-height:76px}.brand{font-size:21px;font-weight:900;letter-spacing:-.06em;color:var(--ink)!important;display:flex;align-items:center;gap:9px}.brand-mark{width:32px;height:32px;border-radius:10px;background:var(--green);color:#fff;display:grid;place-items:center;font-size:15px;box-shadow:0 5px 12px rgba(12,107,72,.23)}
    .nav-link{font-size:14px;font-weight:700;color:#48544e!important;padding:10px 11px!important;position:relative}.nav-link:hover,.nav-link.active{color:var(--green)!important}.nav-link.active:after{content:"";position:absolute;left:11px;right:11px;bottom:4px;height:2px;border-radius:4px;background:var(--green)}
    .search-box{width:180px;position:relative}.search-box i{position:absolute;left:13px;top:13px;color:#8a9890;font-size:13px}.search-box input{width:100%;height:40px;border:1px solid var(--line);border-radius:99px;background:#f8faf7;padding:0 13px 0 33px;outline:0;font-size:13px}.search-box input:focus{border-color:var(--green);box-shadow:0 0 0 3px rgba(12,107,72,.12)}
    .btn-brand,.btn-quiet{border:none;border-radius:99px;padding:12px 20px;font-size:14px;font-weight:800;display:inline-flex;gap:9px;align-items:center;justify-content:center;transition:.25s ease}.btn-brand{background:var(--green);color:#fff;box-shadow:0 8px 16px rgba(12,107,72,.18)}.btn-brand:hover{background:var(--green-dark);color:#fff;transform:translateY(-2px)}.btn-brand:active{transform:translateY(0)}.btn-quiet{background:#fff;color:var(--green);border:1px solid var(--line)}.btn-quiet:hover{border-color:var(--green);color:var(--green);transform:translateY(-2px)}.btn-brand:focus,.btn-quiet:focus,.category-card:focus{outline:3px solid rgba(215,239,154,.8);outline-offset:3px}
    .hero{min-height:620px;color:#fff;display:flex;align-items:center;text-align:center;background:linear-gradient(90deg,rgba(8,31,22,.86),rgba(8,45,31,.70)),url('/assets/images/backpic/back-1.webp') center/cover no-repeat;position:relative;isolation:isolate}.hero:after{content:"";position:absolute;inset:auto 6% 4% auto;width:180px;height:180px;border:1px solid rgba(255,255,255,.17);border-radius:50%;z-index:-1}.hero-inner{width:100%;padding:74px 15px}.hero .eyebrow{color:var(--lime)}.hero h1{font-size:clamp(43px,7vw,77px);line-height:1.06;letter-spacing:-.07em;font-weight:900;margin:17px auto 20px;max-width:840px}.hero-lead{max-width:750px;margin:0 auto 30px;color:rgba(255,255,255,.88);font-size:17px;line-height:1.9}.hero-search{max-width:720px;margin:0 auto;padding:8px;border-radius:16px;background:rgba(255,255,255,.96);display:flex;gap:8px;box-shadow:0 18px 45px rgba(0,0,0,.22)}.hero-search input{border:0;outline:0;flex:1;min-width:0;padding:0 17px;color:var(--ink);background:transparent}.hero-search button{white-space:nowrap}.quick-links{margin:19px auto 0;display:flex;justify-content:center;gap:10px;flex-wrap:wrap}.quick-links span{font-size:13px;color:#cad9cf;padding:5px}.quick-links a{font-size:13px;padding:5px 12px;border:1px solid rgba(255,255,255,.25);border-radius:99px;color:#fff}.quick-links a:hover{background:#fff;color:var(--green);border-color:#fff}.hero-notes{margin-top:30px;display:flex;justify-content:center;gap:27px;flex-wrap:wrap}.hero-notes div{font-size:13px;color:#d4e2d7}.hero-notes i{color:var(--lime);margin-right:7px}
    .matrix{margin-top:-43px;z-index:2}.matrix-wrap{background:#fff;padding:18px;border-radius:var(--radius);box-shadow:var(--shadow);display:grid;grid-template-columns:1.25fr repeat(3,1fr);gap:1px;background:var(--line)}.matrix-intro,.matrix-item{background:#fff;padding:24px}.matrix-intro h2{font-size:21px;font-weight:800;margin:0 0 7px}.matrix-intro p,.matrix-item p{font-size:13px;line-height:1.65;color:var(--ink-soft);margin:0}.matrix-item{display:flex;gap:13px;align-items:flex-start}.matrix-icon{width:37px;height:37px;flex:0 0 37px;display:grid;place-items:center;border-radius:11px;background:#e8f3e9;color:var(--green)}.matrix-item strong{display:block;font-size:14px;margin-bottom:3px}
    .story-grid{display:grid;grid-template-columns:1.04fr .96fr;gap:70px;align-items:center}.story-image{height:485px;border-radius:var(--radius);overflow:hidden;position:relative}.story-image img{width:100%;height:100%;object-fit:cover}.story-image:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 56%,rgba(7,34,24,.72))}.story-caption{position:absolute;z-index:2;bottom:25px;left:25px;right:25px;color:#fff;font-size:14px}.story-copy h2{font-size:42px;line-height:1.26;letter-spacing:-.05em;font-weight:900;margin:13px 0 20px}.story-copy p{color:var(--ink-soft);margin-bottom:16px}.check-list{padding:0;margin:27px 0;list-style:none}.check-list li{padding:10px 0 10px 31px;border-bottom:1px solid var(--line);position:relative;font-size:14px}.check-list li:before{content:"✓";position:absolute;left:0;color:var(--green);font-size:18px;font-weight:900}
    .category-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:14px}.category-card{background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;min-height:240px;position:relative;padding:0;display:flex;align-items:flex-end;box-shadow:0 4px 10px rgba(20,43,30,.02)}.category-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:saturate(.8);transition:.45s ease}.category-card:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,35,25,.02),rgba(9,34,25,.87))}.category-card-content{position:relative;z-index:2;padding:18px;color:#fff}.category-card strong{display:block;font-size:17px;line-height:1.25;margin-bottom:5px}.category-card span{display:block;font-size:12px;color:#d8e7dd;line-height:1.6}.category-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}.category-card:hover img{transform:scale(1.08)}
    .timeline{position:relative;max-width:960px;margin:0 auto}.timeline:before{content:"";position:absolute;left:50%;top:15px;bottom:15px;width:1px;background:#b9cabc}.timeline-row{display:grid;grid-template-columns:1fr 70px 1fr;align-items:center;margin:0 0 28px}.timeline-dot{width:17px;height:17px;background:var(--lime);border:4px solid var(--green);border-radius:50%;margin:auto;box-shadow:0 0 0 6px #eff5ed}.timeline-card{background:#fff;border:1px solid var(--line);padding:22px;border-radius:16px;box-shadow:var(--shadow-sm)}.timeline-card h3{font-size:18px;font-weight:800;margin:0 0 7px}.timeline-card p{font-size:14px;line-height:1.75;color:var(--ink-soft);margin:0}.timeline-date{font-size:12px;color:var(--green);font-weight:800;letter-spacing:.08em;margin-bottom:7px}.timeline-row:nth-child(even) .timeline-card{grid-column:3}.timeline-row:nth-child(even) .timeline-dot{grid-column:2;grid-row:1}.timeline-row:nth-child(odd) .timeline-card{text-align:right}
    .deep-band{padding:0;background:var(--ink)}.deep-grid{display:grid;grid-template-columns:1.08fr .92fr;min-height:490px}.deep-copy{padding:76px max(30px,calc((100vw - 1180px)/2)) 76px max(30px,calc((100vw - 1180px)/2));padding-right:72px;color:#edf5ef}.deep-copy h2{font-size:39px;line-height:1.25;letter-spacing:-.05em;font-weight:900;margin:15px 0 19px}.deep-copy p{color:#b9c8bd;margin-bottom:17px}.deep-visual{min-height:350px;background:linear-gradient(rgba(9,42,29,.25),rgba(9,42,29,.25)),url('/assets/images/coverpic/cover-4.webp') center/cover}
    .news-layout{display:grid;grid-template-columns:1.38fr .62fr;gap:45px}.news-item{padding:23px 0;border-top:1px solid var(--line);display:grid;grid-template-columns:120px 1fr auto;gap:18px;align-items:start}.news-date{font-size:13px;font-weight:800;color:var(--green);padding-top:4px}.news-title{font-size:19px;font-weight:800;line-height:1.45;margin:0 0 7px}.news-summary{font-size:14px;color:var(--ink-soft);line-height:1.8;margin:0}.read-more{font-size:13px;font-weight:800;color:var(--green);white-space:nowrap;padding-top:5px}.read-more:hover{color:var(--green-dark);text-decoration:underline}.side-feature{border-radius:var(--radius);overflow:hidden;background:#fff;border:1px solid var(--line);height:max-content}.side-feature img{height:205px;width:100%;object-fit:cover}.side-feature-copy{padding:23px}.side-feature-copy h3{font-size:20px;font-weight:800;line-height:1.45}.side-feature-copy p{font-size:14px;color:var(--ink-soft)}
    .assurance-grid{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid #385443;border-left:1px solid #385443}.assurance-item{padding:30px 25px;border-right:1px solid #385443;border-bottom:1px solid #385443}.assurance-item i{font-size:25px;color:var(--lime);margin-bottom:18px}.assurance-item h3{font-size:17px;font-weight:800;margin:0 0 8px}.assurance-item p{font-size:13px;color:#b7c9bb;line-height:1.75;margin:0}
    .quote-wall{display:grid;grid-template-columns:1.1fr .9fr 1fr;gap:16px;align-items:start}.quote{background:#fff;border:1px solid var(--line);border-radius:17px;padding:22px;box-shadow:var(--shadow-sm)}.quote:nth-child(2){margin-top:42px}.quote:nth-child(4){margin-top:-20px}.quote p{font-size:14px;line-height:1.85;color:#45544b;margin:0 0 16px}.quote-user{display:flex;align-items:center;gap:10px;font-size:13px;font-weight:800}.avatar{width:31px;height:31px;border-radius:50%;background:var(--lime);color:var(--green-dark);display:grid;place-items:center;font-size:12px}.quote small{font-weight:400;color:#77847d;margin-left:4px}
    .calendar{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:15px}.calendar-row{display:grid;grid-template-columns:110px 1fr auto;gap:20px;padding:20px 12px;border-bottom:1px solid var(--line);align-items:center}.calendar-row:last-child{border:0}.calendar-date{font-size:14px;font-weight:900;color:var(--green)}.calendar-content strong{display:block;font-size:16px;margin-bottom:3px}.calendar-content span{font-size:13px;color:var(--ink-soft)}.calendar-tag{font-size:12px;font-weight:800;padding:5px 10px;border-radius:99px;background:#eaf4e8;color:var(--green);white-space:nowrap}
    .faq-wrap{max-width:900px;margin:auto}.accordion-item{border:1px solid var(--line)!important;border-radius:14px!important;overflow:hidden;margin-bottom:12px;background:#fff}.accordion-button{font-weight:800;font-size:16px;padding:20px 22px;box-shadow:none!important;color:var(--ink);background:#fff}.accordion-button:not(.collapsed){color:var(--green);background:#f4f8f2}.accordion-body{padding:0 22px 21px;color:var(--ink-soft);font-size:14px;line-height:1.9}
    .app-card{border-radius:var(--radius);padding:55px 60px;background:linear-gradient(118deg,#dff1a7,#bfde7a);display:grid;grid-template-columns:1.25fr .75fr;align-items:center;gap:30px;overflow:hidden;position:relative}.app-card:after{content:"♠";font-family:Arial;position:absolute;right:5%;bottom:-74px;font-size:250px;line-height:1;color:rgba(12,107,72,.1)}.app-card h2{font-size:36px;letter-spacing:-.05em;font-weight:900;line-height:1.22;margin:0 0 14px}.app-card p{max-width:640px;color:#31533e;margin:0 0 23px}.app-points{display:flex;gap:12px;flex-wrap:wrap}.app-points span{font-size:13px;font-weight:700;background:rgba(255,255,255,.56);padding:8px 12px;border-radius:99px}.app-note{position:relative;z-index:2;border:1px solid rgba(12,107,72,.17);background:rgba(255,255,255,.58);border-radius:16px;padding:24px}.app-note strong{display:block;font-size:16px;margin-bottom:8px}.app-note p{font-size:13px;margin:0;color:#406249}
    .cta{padding:88px 0;background:url('/assets/images/backpic/back-3.webp') center/cover}.cta-box{background:rgba(255,255,255,.93);backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.8);border-radius:var(--radius);padding:54px;text-align:center;box-shadow:var(--shadow)}.cta-box h2{font-size:42px;letter-spacing:-.05em;font-weight:900;line-height:1.2;margin:0 0 15px}.cta-box p{max-width:700px;margin:0 auto 25px;color:var(--ink-soft)}.cta-actions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
    footer{background:#10251b;color:#c2d0c6;padding:65px 0 25px}.footer-grid{display:grid;grid-template-columns:1.2fr repeat(2,.7fr);gap:50px;padding-bottom:43px;border-bottom:1px solid rgba(255,255,255,.13)}.footer-brand{color:#fff;font-size:23px;font-weight:900;margin-bottom:12px}.footer-brand i{color:var(--lime);margin-right:7px}.footer-text{font-size:13px;line-height:1.85;max-width:430px}.footer-title{font-size:14px;font-weight:800;color:#fff;margin:0 0 13px}.footer-links{list-style:none;padding:0;margin:0}.footer-links li{margin:7px 0}.footer-links a{font-size:13px}.footer-links a:hover{color:var(--lime)}.footer-bottom{padding-top:22px;display:flex;align-items:center;justify-content:space-between;gap:15px;flex-wrap:wrap;font-size:12px}.footer-bottom a:hover{color:var(--lime)}.legal{display:flex;gap:15px;flex-wrap:wrap}
    @media(max-width:1100px){.category-grid{grid-template-columns:repeat(3,1fr)}.matrix-wrap{grid-template-columns:1fr 1fr}.matrix-intro{grid-column:span 2}.nav-link{padding:10px 7px!important}.search-box{width:135px}.deep-copy{padding-left:42px}.news-layout{gap:28px}}
    @media(max-width:991px){.navbar{padding:12px 0}.navbar-collapse{padding:13px 0 4px}.nav-link.active:after{display:none}.search-box{width:100%;margin:7px 0}.hero{min-height:570px}.story-grid,.deep-grid,.app-card{grid-template-columns:1fr}.story-image{height:350px;order:2}.deep-copy{padding:58px 30px}.deep-visual{min-height:300px}.news-layout{grid-template-columns:1fr}.side-feature{max-width:520px}.assurance-grid{grid-template-columns:1fr 1fr}.quote-wall{grid-template-columns:1fr 1fr}.quote:nth-child(2),.quote:nth-child(4){margin-top:0}.app-card{padding:42px}.app-note{max-width:520px}.footer-grid{grid-template-columns:1.2fr 1fr}}
    @media(max-width:767px){.section{padding:65px 0}.hero h1{font-size:42px}.hero-lead{font-size:15px}.hero-search{padding:6px}.hero-search button{padding:11px 14px}.matrix{margin-top:-20px}.matrix-wrap{grid-template-columns:1fr}.matrix-intro{grid-column:auto}.matrix-intro,.matrix-item{padding:19px}.category-grid{grid-template-columns:repeat(2,1fr)}.category-card{min-height:195px}.timeline:before{left:8px}.timeline-row,.timeline-row:nth-child(even){display:block;padding-left:33px;position:relative}.timeline-dot,.timeline-row:nth-child(even) .timeline-dot{position:absolute;left:0;top:24px;width:17px;height:17px}.timeline-row:nth-child(odd) .timeline-card{text-align:left}.timeline-card{margin-bottom:20px}.news-item{grid-template-columns:1fr;gap:6px;padding:20px 0}.read-more{padding:5px 0 0}.assurance-grid{grid-template-columns:1fr}.calendar-row{grid-template-columns:1fr;gap:7px}.calendar-tag{justify-self:start}.cta-box{padding:38px 22px}.cta-box h2{font-size:32px}.footer-grid{grid-template-columns:1fr;gap:28px}.footer-bottom{display:block}.legal{margin-top:10px}.deep-copy h2,.story-copy h2{font-size:31px}}
    @media(max-width:520px){.hero{min-height:600px}.hero-inner{padding-top:54px}.hero h1{font-size:37px}.hero-search input{font-size:13px;padding:0 8px}.hero-search button{font-size:0;width:48px;padding:0}.hero-search button i{font-size:14px;margin:0}.hero-notes{gap:9px}.hero-notes div{font-size:12px}.category-grid{gap:10px}.category-card-content{padding:14px}.category-card strong{font-size:15px}.quote-wall{grid-template-columns:1fr}.app-card{padding:31px 23px}.app-card h2{font-size:29px}.quick-links{gap:5px}.quick-links a{font-size:12px}.section-heading h2{font-size:31px}}

/* roulang page: category3 */
:root{
 --ink:#17211d;--ink-soft:#52605a;--paper:#fbfcf9;--mist:#f0f4ef;--line:#dce5dc;
 --green:#0c6b48;--green-dark:#084b35;--lime:#d7ef9a;--gold:#d8aa58;--white:#fff;
 --shadow:0 18px 44px rgba(19,42,30,.10);--shadow-sm:0 8px 20px rgba(19,42,30,.08);
 --radius:20px;--radius-sm:12px;--container:1180px
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.8;letter-spacing:.02em}
a{text-decoration:none;color:inherit;transition:.25s ease}
img{max-width:100%;display:block}
button,input{font:inherit}
.container{max-width:var(--container)}
.section{padding:88px 0;position:relative;overflow:hidden}
.section-tint{background:var(--mist)}
.section-dark{background:var(--ink);color:#edf5ef}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--green);font-size:13px;font-weight:800;letter-spacing:.12em}
.eyebrow:before{content:"";width:22px;height:2px;background:var(--gold)}
.section-heading{max-width:760px;margin-bottom:40px}
.section-heading h2{font-size:clamp(29px,4vw,46px);line-height:1.2;letter-spacing:-.055em;font-weight:900;margin:12px 0 16px}
.section-heading p{color:var(--ink-soft);margin:0;font-size:16px}
.section-dark .section-heading p{color:#b9c9be}
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.94);backdrop-filter:blur(16px);border-bottom:1px solid rgba(220,229,220,.92)}
.navbar{min-height:76px}
.brand{font-size:21px;font-weight:900;letter-spacing:-.06em;color:var(--ink)!important;display:flex;align-items:center;gap:9px}
.brand-mark{width:32px;height:32px;border-radius:10px;background:var(--green);color:#fff;display:grid;place-items:center;font-size:15px;box-shadow:0 5px 12px rgba(12,107,72,.23)}
.nav-link{font-size:14px;font-weight:700;color:#48544e!important;padding:10px 11px!important;position:relative;white-space:nowrap}
.nav-link:hover,.nav-link.active{color:var(--green)!important}
.nav-link.active:after{content:"";position:absolute;left:11px;right:11px;bottom:4px;height:2px;border-radius:4px;background:var(--green)}
.search-box{width:180px;position:relative}
.search-box i{position:absolute;left:13px;top:13px;color:#8a9890;font-size:13px}
.search-box input{width:100%;height:40px;border:1px solid var(--line);border-radius:99px;background:#f8faf7;padding:0 13px 0 33px;outline:0;font-size:13px}
.search-box input:focus{border-color:var(--green);box-shadow:0 0 0 3px rgba(12,107,72,.12)}
.btn-brand,.btn-quiet{border:none;border-radius:99px;padding:12px 20px;font-size:14px;font-weight:800;display:inline-flex;gap:9px;align-items:center;justify-content:center;transition:.25s ease}
.btn-brand{background:var(--green);color:#fff;box-shadow:0 8px 16px rgba(12,107,72,.18)}
.btn-brand:hover{background:var(--green-dark);color:#fff;transform:translateY(-2px)}
.btn-brand:active{transform:translateY(0)}
.btn-quiet{background:#fff;color:var(--green);border:1px solid var(--line)}
.btn-quiet:hover{border-color:var(--green);color:var(--green);transform:translateY(-2px)}
.btn-brand:focus,.btn-quiet:focus,.nav-link:focus,.footer-links a:focus{outline:3px solid rgba(215,239,154,.9);outline-offset:3px}
.inner-hero{padding:78px 0 70px;background:linear-gradient(100deg,rgba(7,43,29,.94),rgba(9,55,37,.70)),url('/assets/images/backpic/back-2.webp') center/cover no-repeat;color:#fff;position:relative;overflow:hidden}
.inner-hero:after{content:"";position:absolute;width:340px;height:340px;border:1px solid rgba(215,239,154,.32);border-radius:50%;right:7%;top:-155px}
.breadcrumb{font-size:13px;color:#cfe2d5;margin-bottom:26px}
.breadcrumb a:hover{color:var(--lime)}
.inner-hero .eyebrow{color:var(--lime)}
.inner-hero h1{font-size:clamp(42px,6vw,68px);line-height:1.08;letter-spacing:-.07em;font-weight:900;max-width:700px;margin:14px 0 20px;position:relative;z-index:1}
.hero-copy{font-size:17px;line-height:1.9;color:#e1eee4;max-width:710px;margin:0 0 28px}
.hero-meta{display:flex;flex-wrap:wrap;gap:13px}
.hero-meta span{padding:7px 12px;border:1px solid rgba(255,255,255,.2);border-radius:99px;font-size:13px;color:#d9e9dd}
.hero-panel{margin-top:34px;background:rgba(255,255,255,.95);border-radius:var(--radius);padding:22px;color:var(--ink);box-shadow:0 24px 50px rgba(0,0,0,.2)}
.hero-panel-top{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);padding-bottom:14px;margin-bottom:14px;font-weight:850}
.hero-panel-top span{color:var(--green);font-size:13px}
.decision-row{display:grid;grid-template-columns:38px 1fr auto;gap:11px;align-items:center;padding:10px 0;border-bottom:1px solid #edf1ed;font-size:13px}
.decision-row:last-child{border:0}
.decision-icon{height:31px;width:31px;border-radius:9px;background:var(--mist);display:grid;place-items:center;color:var(--green)}
.decision-row strong{display:block;font-size:14px}.decision-row small{color:var(--ink-soft)}
.decision-tag{color:var(--green);font-size:12px;font-weight:800;background:#e9f5ed;padding:3px 8px;border-radius:99px}
.lead-layout{display:grid;grid-template-columns:.86fr 1.14fr;gap:72px;align-items:start}
.lead-sticky{position:sticky;top:105px}
.lead-sticky img{border-radius:var(--radius);width:100%;height:420px;object-fit:cover;box-shadow:var(--shadow)}
.caption{font-size:12px;color:var(--ink-soft);margin:12px 0 0}
.prose p{margin:0 0 20px;color:#39463f}
.prose strong{color:var(--green)}
.pull-quote{border-left:4px solid var(--gold);padding:12px 0 12px 22px;margin:27px 0;font-size:21px;line-height:1.6;font-weight:800;letter-spacing:-.025em}
.signal-grid{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line)}
.signal{padding:26px 21px;background:#fff;border-right:1px solid var(--line);border-bottom:1px solid var(--line);transition:.25s ease}
.signal:hover{background:#f8fbf7;transform:translateY(-3px)}
.signal i{color:var(--green);font-size:20px;margin-bottom:14px}
.signal h3{font-size:17px;font-weight:900;margin:0 0 7px}.signal p{font-size:13px;color:var(--ink-soft);line-height:1.7;margin:0}
.street-layout{display:grid;grid-template-columns:300px 1fr;gap:62px;align-items:start}
.street-nav{border-left:1px solid var(--line);padding-left:22px}
.street-nav a{display:block;font-size:15px;font-weight:800;color:var(--ink-soft);padding:11px 0}
.street-nav a:hover{color:var(--green);padding-left:5px}
.street-card{border-radius:var(--radius);background:#fff;padding:30px;margin-bottom:18px;box-shadow:var(--shadow-sm);border:1px solid var(--line);position:relative;overflow:hidden}
.street-card:before{content:attr(data-step);position:absolute;right:22px;top:11px;color:#e8f0e9;font-size:60px;font-weight:900;line-height:1}
.street-card h3{font-size:23px;font-weight:900;position:relative;margin:0 0 10px}.street-card p{font-size:15px;color:var(--ink-soft);margin:0;position:relative}
.mini-points{display:flex;gap:9px;flex-wrap:wrap;margin-top:19px;position:relative}.mini-points span{font-size:12px;background:var(--mist);color:var(--green-dark);padding:6px 10px;border-radius:99px;font-weight:700}
.board-case{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.case-card{padding:26px;border:1px solid var(--line);border-radius:var(--radius);background:#fff}
.case-card img{border-radius:13px;width:100%;height:180px;object-fit:cover;margin-bottom:20px}
.case-card h3{font-size:20px;font-weight:900;margin:0 0 9px}.case-card p{font-size:14px;color:var(--ink-soft);margin:0 0 15px}
.case-list{list-style:none;padding:0;margin:0}.case-list li{font-size:13px;padding:8px 0;border-top:1px solid var(--line);color:#405047}.case-list i{color:var(--green);margin-right:8px}
.outcome-wrap{background:#0b3224;border-radius:28px;padding:48px;display:grid;grid-template-columns:1.05fr .95fr;gap:45px;align-items:center;color:#fff}
.outcome-wrap h2{font-size:clamp(30px,4vw,45px);font-weight:900;letter-spacing:-.055em;line-height:1.2;margin:13px 0 16px}
.outcome-wrap p{color:#c7d9cc;margin:0}
.metric-list{display:grid;grid-template-columns:1fr 1fr;gap:13px}
.metric{padding:20px;border:1px solid rgba(255,255,255,.15);border-radius:14px;background:rgba(255,255,255,.06)}
.metric b{font-size:27px;color:var(--lime);display:block;line-height:1.15}.metric span{font-size:13px;color:#d0ddd3}
.quote-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:25px}
.quote-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:32px;box-shadow:var(--shadow-sm)}
.quote-card .quote-mark{font-size:40px;line-height:.7;color:var(--gold);font-family:Georgia,serif}
.quote-card p{font-size:17px;line-height:1.85;margin:12px 0 22px}.quote-author{font-size:13px;color:var(--ink-soft);font-weight:700}
.review-note{border-radius:var(--radius);padding:31px;background:#e4f0e5}.review-note h3{font-size:22px;font-weight:900;margin:0 0 10px}.review-note p{font-size:14px;color:#405047;margin:0 0 18px}
.check-list{padding:0;margin:0;list-style:none}.check-list li{padding:8px 0 8px 28px;border-bottom:1px solid rgba(12,107,72,.14);position:relative;font-size:13px}.check-list li:before{content:"✓";position:absolute;left:0;color:var(--green);font-size:17px;font-weight:900}
.faq-wrap{max-width:880px}
.accordion-item{border:1px solid var(--line)!important;border-radius:13px!important;overflow:hidden;margin-bottom:12px;background:#fff}
.accordion-button{font-weight:850;color:var(--ink);padding:19px 21px;box-shadow:none!important;background:#fff!important}
.accordion-button:not(.collapsed){color:var(--green)!important}
.accordion-button:focus{border-color:var(--line);box-shadow:0 0 0 3px rgba(12,107,72,.12)!important}
.accordion-body{padding:0 21px 20px;color:var(--ink-soft);font-size:14px}
.cta-panel{background:linear-gradient(120deg,#0c6b48,#084b35);border-radius:28px;padding:52px 58px;color:#fff;display:flex;justify-content:space-between;align-items:center;gap:35px;position:relative;overflow:hidden}
.cta-panel:after{content:"♠";position:absolute;right:5%;bottom:-80px;color:rgba(255,255,255,.08);font-size:230px;line-height:1}
.cta-panel h2{font-size:clamp(29px,4vw,43px);font-weight:900;letter-spacing:-.05em;line-height:1.2;margin:0 0 12px;position:relative}.cta-panel p{margin:0;color:#d2e6d7;max-width:650px;position:relative}.cta-panel .btn-quiet{position:relative;white-space:nowrap}
footer{background:#102018;color:#d3dfd5;padding:67px 0 23px}.footer-grid{display:grid;grid-template-columns:1.6fr .7fr .7fr;gap:55px;padding-bottom:48px}.footer-brand{font-size:22px;font-weight:900;color:#fff;display:flex;gap:9px;align-items:center}.footer-brand i{color:var(--lime)}.footer-text{font-size:13px;color:#aebeb2;max-width:470px;margin:17px 0 0;line-height:1.8}.footer-title{font-size:14px;color:#fff;font-weight:850;margin:5px 0 14px}.footer-links{padding:0;margin:0;list-style:none}.footer-links li{margin:8px 0}.footer-links a{font-size:13px;color:#adbdaf}.footer-links a:hover{color:var(--lime);padding-left:4px}.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:20px;display:flex;justify-content:space-between;gap:16px;align-items:center;color:#91a394;font-size:12px}.legal{display:flex;gap:10px;white-space:nowrap}.legal a:hover{color:var(--lime)}
@media(max-width:1199px){.navbar-nav .nav-link{padding-left:7px!important;padding-right:7px!important;font-size:13px}.search-box{width:150px}.lead-layout,.street-layout{gap:40px}}
@media(max-width:991px){.navbar{padding:11px 0}.navbar-collapse{padding:13px 0 5px}.navbar-nav{padding:4px 0 10px}.nav-link{padding:9px 3px!important}.nav-link.active:after{left:3px;right:auto;width:28px}.search-box{width:100%;margin:6px 0}.inner-hero{padding:60px 0}.hero-panel{margin-top:25px}.lead-layout,.street-layout,.outcome-wrap,.quote-grid{grid-template-columns:1fr}.lead-sticky{position:static}.lead-sticky img{height:330px}.street-nav{display:flex;gap:14px;overflow:auto;border-left:0;border-bottom:1px solid var(--line);padding:0 0 8px}.street-nav a{white-space:nowrap}.signal-grid{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1.3fr 1fr 1fr;gap:30px}}
@media(max-width:767px){body{font-size:15px}.section{padding:63px 0}.inner-hero h1{font-size:42px}.hero-copy{font-size:15px}.board-case,.metric-list{grid-template-columns:1fr}.outcome-wrap{padding:32px 25px}.cta-panel{padding:34px 26px;display:block}.cta-panel .btn-quiet{margin-top:23px}.footer-grid{grid-template-columns:1fr;gap:24px}.footer-bottom{align-items:flex-start;flex-direction:column}.section-heading{margin-bottom:27px}}
@media(max-width:520px){.brand{font-size:19px}.inner-hero{padding:50px 0}.inner-hero h1{font-size:36px}.hero-meta{gap:8px}.hero-meta span{font-size:12px}.hero-panel{padding:17px}.decision-row{grid-template-columns:33px 1fr}.decision-tag{display:none}.signal-grid{grid-template-columns:1fr}.street-card,.case-card,.quote-card{padding:23px}.lead-sticky img{height:255px}.cta-panel h2{font-size:30px}}

/* roulang page: category2 */
:root{
      --ink:#17211d;--ink-soft:#52605a;--paper:#fbfcf9;--mist:#f0f4ef;--line:#dce5dc;
      --green:#0c6b48;--green-dark:#084b35;--lime:#d7ef9a;--gold:#d8aa58;--white:#fff;
      --shadow:0 18px 44px rgba(19,42,30,.10);--shadow-sm:0 8px 20px rgba(19,42,30,.08);
      --radius:20px;--radius-sm:12px;--container:1180px;
    }
    *{box-sizing:border-box}html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.78;letter-spacing:.02em}
    a{text-decoration:none;color:inherit;transition:.25s ease}img{max-width:100%;display:block}button,input{font:inherit}
    .container{max-width:var(--container)}.section{padding:86px 0;position:relative;overflow:hidden}.section-tint{background:var(--mist)}
    .section-dark{background:var(--ink);color:#edf5ef}.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--green);font-size:13px;font-weight:800;letter-spacing:.12em}
    .eyebrow:before{content:"";width:22px;height:2px;background:var(--gold)}
    .section-heading{max-width:715px;margin-bottom:40px}.section-heading h2{font-size:clamp(28px,4vw,46px);line-height:1.22;letter-spacing:-.04em;font-weight:800;margin:11px 0 15px}.section-heading p{font-size:16px;color:var(--ink-soft);margin:0}.section-dark .section-heading p{color:#bbccc0}
    .site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.94);backdrop-filter:blur(16px);border-bottom:1px solid rgba(220,229,220,.92)}
    .navbar{min-height:76px}.brand{font-size:21px;font-weight:900;letter-spacing:-.06em;color:var(--ink)!important;display:flex;align-items:center;gap:9px}.brand-mark{width:32px;height:32px;border-radius:10px;background:var(--green);color:#fff;display:grid;place-items:center;font-size:15px;box-shadow:0 5px 12px rgba(12,107,72,.23)}
    .nav-link{font-size:14px;font-weight:700;color:#48544e!important;padding:10px 11px!important;position:relative}.nav-link:hover,.nav-link.active{color:var(--green)!important}.nav-link.active:after{content:"";position:absolute;left:11px;right:11px;bottom:4px;height:2px;border-radius:4px;background:var(--green)}
    .search-box{width:180px;position:relative}.search-box i{position:absolute;left:13px;top:13px;color:#8a9890;font-size:13px}.search-box input{width:100%;height:40px;border:1px solid var(--line);border-radius:99px;background:#f8faf7;padding:0 13px 0 33px;outline:0;font-size:13px}.search-box input:focus{border-color:var(--green);box-shadow:0 0 0 3px rgba(12,107,72,.12)}
    .btn-brand,.btn-quiet{border:none;border-radius:99px;padding:12px 20px;font-size:14px;font-weight:800;display:inline-flex;gap:9px;align-items:center;justify-content:center;transition:.25s ease}.btn-brand{background:var(--green);color:#fff;box-shadow:0 8px 16px rgba(12,107,72,.18)}.btn-brand:hover{background:var(--green-dark);color:#fff;transform:translateY(-2px)}.btn-quiet{background:#fff;color:var(--green);border:1px solid var(--line)}.btn-quiet:hover{border-color:var(--green);transform:translateY(-2px)}
    .btn-brand:focus,.btn-quiet:focus,.range-card:focus{outline:3px solid rgba(215,239,154,.8);outline-offset:3px}
    .inner-hero{min-height:385px;color:#fff;display:flex;align-items:center;background:linear-gradient(90deg,rgba(8,31,22,.88),rgba(8,45,31,.63)),url('/assets/images/backpic/back-2.webp') center/cover no-repeat}.inner-hero .hero-copy{max-width:760px;padding:70px 0}.inner-hero h1{font-size:clamp(40px,6vw,68px);line-height:1.08;letter-spacing:-.07em;margin:16px 0}.inner-hero p{max-width:700px;color:#dce9df;font-size:17px;margin:0}.hero-kicker{color:var(--lime);font-size:13px;font-weight:800;letter-spacing:.12em}
    .stat-row{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);margin-top:-38px;position:relative;z-index:2;border-radius:18px;overflow:hidden}.stat{background:#fff;padding:25px 28px}.stat b{display:block;color:var(--green);font-size:30px;line-height:1.1}.stat span{font-size:13px;color:var(--ink-soft)}
    .split{display:grid;grid-template-columns:1fr 1fr;gap:68px;align-items:center}.split img{width:100%;height:430px;object-fit:cover;border-radius:var(--radius);box-shadow:var(--shadow)}
    .check-list{padding:0;margin:25px 0;list-style:none}.check-list li{padding:10px 0 10px 31px;border-bottom:1px solid var(--line);position:relative;font-size:14px}.check-list li:before{content:"✓";position:absolute;left:0;color:var(--green);font-size:18px;font-weight:900}
    .range-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.range-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:24px;min-height:190px;transition:.3s}.range-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}.range-card .icon{width:42px;height:42px;border-radius:13px;background:#eaf4e8;color:var(--green);display:grid;place-items:center;margin-bottom:18px}.range-card h3{font-size:18px;margin:0 0 8px}.range-card p{color:var(--ink-soft);font-size:14px;margin:0}
    .position-table{border:1px solid var(--line);border-radius:18px;overflow:hidden;background:#fff}.position-row{display:grid;grid-template-columns:150px 1fr 1.5fr;gap:20px;padding:19px 24px;border-bottom:1px solid var(--line);align-items:center}.position-row:last-child{border-bottom:0}.position-row strong{color:var(--green)}.position-row span{font-size:14px;color:var(--ink-soft)}.tag{display:inline-block;border-radius:99px;background:#edf5e6;color:var(--green);font-size:12px;font-weight:800;padding:4px 10px;margin:3px}
    .process{display:grid;grid-template-columns:repeat(4,1fr);gap:0}.process-item{padding:25px;border-left:1px solid rgba(215,239,154,.28);position:relative}.process-item:first-child{border-left:0}.process-no{font-size:42px;color:var(--lime);font-weight:900;line-height:1}.process-item h3{font-size:18px;margin:20px 0 8px}.process-item p{font-size:14px;color:#bbccc0;margin:0}
    .quote{border-left:4px solid var(--gold);padding:7px 0 7px 25px;font-size:21px;line-height:1.7}.quote small{display:block;color:var(--ink-soft);font-size:13px;margin-top:14px}
    .review-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:28px}.review-panel{background:#fff;border:1px solid var(--line);border-radius:18px;padding:30px}.review-panel h3{font-size:22px;margin:0 0 15px}.review-panel p{color:var(--ink-soft);font-size:14px}.mini-list{list-style:none;padding:0;margin:0}.mini-list li{padding:13px 0;border-bottom:1px solid var(--line);font-size:14px}.mini-list li:last-child{border:0}.mini-list i{color:var(--green);width:23px}
    .faq .accordion-item{border:1px solid var(--line);border-radius:14px!important;margin-bottom:12px;overflow:hidden;background:#fff}.faq .accordion-button{font-weight:800;color:var(--ink);background:#fff;box-shadow:none;padding:20px}.faq .accordion-button:not(.collapsed){color:var(--green);background:#f5f9f2}.faq .accordion-body{color:var(--ink-soft);font-size:14px;padding:0 20px 20px}
    .cta{background:var(--lime);border-radius:24px;padding:46px 55px;display:flex;justify-content:space-between;align-items:center;gap:30px}.cta h2{font-size:clamp(27px,4vw,42px);letter-spacing:-.05em;margin:0 0 10px}.cta p{margin:0;color:#43533e;max-width:650px}
    footer{background:#12241c;color:#dce9df;padding:65px 0 24px}.footer-grid{display:grid;grid-template-columns:1.6fr .8fr .8fr;gap:60px}.footer-brand{font-size:22px;font-weight:900;color:#fff}.footer-brand i{color:var(--lime);margin-right:9px}.footer-text{color:#aebfb3;font-size:13px;max-width:480px;margin:17px 0 0}.footer-title{font-size:14px;color:#fff;margin:3px 0 16px}.footer-links{list-style:none;padding:0;margin:0}.footer-links li{margin:8px 0;color:#aebfb3;font-size:13px}.footer-links a:hover{color:var(--lime)}.footer-bottom{border-top:1px solid rgba(255,255,255,.13);margin-top:43px;padding-top:20px;display:flex;justify-content:space-between;gap:20px;color:#94aa9c;font-size:12px}.legal{display:flex;gap:10px}.legal a:hover{color:#fff}
    .fade-up{animation:rise .7s ease both}@keyframes rise{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
    @media(max-width:1024px){.nav-link{padding-left:7px!important;padding-right:7px!important}.search-box{width:145px}.range-grid{grid-template-columns:repeat(2,1fr)}.split{gap:35px}}
    @media(max-width:768px){.section{padding:65px 0}.inner-hero .hero-copy{padding:58px 0}.stat-row{margin-top:25px;grid-template-columns:1fr}.stat{padding:18px 22px}.split,.review-grid{grid-template-columns:1fr}.split img{height:300px}.position-row{grid-template-columns:90px 1fr;gap:8px}.position-row span:last-child{grid-column:2}.process{grid-template-columns:1fr 1fr}.process-item:nth-child(3){border-left:0}.cta{padding:34px 25px;display:block}.cta .btn-brand{margin-top:22px}.footer-grid{grid-template-columns:1fr 1fr;gap:35px}.footer-grid>div:first-child{grid-column:1/-1}.footer-bottom{display:block}.legal{margin-top:12px}}
    @media(max-width:520px){.range-grid{grid-template-columns:1fr}.process{grid-template-columns:1fr}.process-item{border-left:0!important;border-top:1px solid rgba(215,239,154,.28)}.process-item:first-child{border-top:0}.position-row{padding:16px}.footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}.inner-hero h1{font-size:42px}.search-box{display:none}}

/* roulang page: category1 */
:root{
      --ink:#17211d;--ink-soft:#52605a;--paper:#fbfcf9;--mist:#f0f4ef;--line:#dce5dc;
      --green:#0c6b48;--green-dark:#084b35;--lime:#d7ef9a;--gold:#d8aa58;--white:#fff;
      --shadow:0 18px 44px rgba(19,42,30,.10);--shadow-sm:0 8px 20px rgba(19,42,30,.08);
      --radius:20px;--radius-sm:12px;--container:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.78;letter-spacing:.02em}
    a{text-decoration:none;color:inherit;transition:.25s ease}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    .container{max-width:var(--container)}
    .section{padding:88px 0;position:relative;overflow:hidden}
    .section-tint{background:var(--mist)}
    .section-dark{background:var(--ink);color:#edf5ef}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--green);font-size:13px;font-weight:800;letter-spacing:.12em}
    .eyebrow:before{content:"";width:22px;height:2px;background:var(--gold)}
    .section-heading{max-width:720px;margin-bottom:40px}
    .section-heading h2{font-size:clamp(28px,4vw,46px);line-height:1.22;letter-spacing:-.04em;font-weight:800;margin:11px 0 15px}
    .section-heading p{font-size:16px;color:var(--ink-soft);margin:0}
    .section-dark .section-heading p{color:#bbccc0}
    .site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.94);backdrop-filter:blur(16px);border-bottom:1px solid rgba(220,229,220,.92)}
    .navbar{min-height:76px}
    .brand{font-size:21px;font-weight:900;letter-spacing:-.06em;color:var(--ink)!important;display:flex;align-items:center;gap:9px}
    .brand-mark{width:32px;height:32px;border-radius:10px;background:var(--green);color:#fff;display:grid;place-items:center;font-size:15px;box-shadow:0 5px 12px rgba(12,107,72,.23)}
    .nav-link{font-size:14px;font-weight:700;color:#48544e!important;padding:10px 11px!important;position:relative}
    .nav-link:hover,.nav-link.active{color:var(--green)!important}
    .nav-link.active:after{content:"";position:absolute;left:11px;right:11px;bottom:4px;height:2px;border-radius:4px;background:var(--green)}
    .search-box{width:180px;position:relative}
    .search-box i{position:absolute;left:13px;top:13px;color:#8a9890;font-size:13px}
    .search-box input{width:100%;height:40px;border:1px solid var(--line);border-radius:99px;background:#f8faf7;padding:0 13px 0 33px;outline:0;font-size:13px}
    .search-box input:focus{border-color:var(--green);box-shadow:0 0 0 3px rgba(12,107,72,.12)}
    .btn-brand,.btn-quiet{border:none;border-radius:99px;padding:12px 20px;font-size:14px;font-weight:800;display:inline-flex;gap:9px;align-items:center;justify-content:center;transition:.25s ease}
    .btn-brand{background:var(--green);color:#fff;box-shadow:0 8px 16px rgba(12,107,72,.18)}
    .btn-brand:hover{background:var(--green-dark);color:#fff;transform:translateY(-2px)}
    .btn-quiet{background:#fff;color:var(--green);border:1px solid var(--line)}
    .btn-quiet:hover{border-color:var(--green);transform:translateY(-2px)}
    .btn-brand:focus,.btn-quiet:focus,.topic-card:focus{outline:3px solid rgba(215,239,154,.8);outline-offset:3px}
    .inner-hero{min-height:455px;color:#fff;background:linear-gradient(90deg,rgba(8,31,22,.9),rgba(8,45,31,.58)),url('/assets/images/backpic/back-2.webp') center/cover no-repeat;display:flex;align-items:center;position:relative}
    .inner-hero:after{content:"♠";position:absolute;right:10%;bottom:-48px;color:rgba(215,239,154,.15);font-size:300px;line-height:1}
    .inner-hero .eyebrow{color:var(--lime)}
    .inner-hero h1{font-size:clamp(42px,6vw,74px);font-weight:900;line-height:1.08;letter-spacing:-.07em;margin:15px 0 18px;max-width:760px}
    .inner-hero p{max-width:680px;color:#d9e8dc;font-size:17px;margin-bottom:27px}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap}
    .hero-actions .btn-quiet{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.35);color:#fff}
    .rule-board{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;box-shadow:var(--shadow)}
    .rule-board h3{font-size:23px;margin:0 0 10px;font-weight:850}
    .rule-board p{color:var(--ink-soft);margin:0}
    .number-list{list-style:none;padding:0;margin:22px 0 0}
    .number-list li{display:flex;gap:16px;padding:15px 0;border-bottom:1px solid var(--line)}
    .number-list li:last-child{border-bottom:0}
    .number{width:32px;height:32px;flex:0 0 32px;border-radius:50%;background:var(--lime);color:var(--green-dark);font-weight:900;display:grid;place-items:center}
    .number-list strong{display:block;margin-bottom:2px}
    .number-list span{font-size:14px;color:var(--ink-soft)}
    .topic-card{height:100%;background:#fff;border:1px solid var(--line);border-radius:16px;padding:24px;box-shadow:var(--shadow-sm);transition:.28s ease}
    .topic-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
    .topic-icon{width:43px;height:43px;border-radius:13px;background:#e9f3e6;color:var(--green);display:grid;place-items:center;font-size:18px;margin-bottom:18px}
    .topic-card h3{font-size:19px;font-weight:800;margin:0 0 8px}
    .topic-card p{font-size:14px;color:var(--ink-soft);margin:0}
    .rank-wrap{display:grid;grid-template-columns:1fr 1.1fr;gap:42px;align-items:center}
    .rank-image{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);min-height:380px}
    .rank-image img{width:100%;height:100%;object-fit:cover}
    .rank-row{display:flex;align-items:center;gap:16px;padding:15px 0;border-bottom:1px solid var(--line)}
    .rank-row b{width:28px;color:var(--green);font-size:18px}
    .rank-row strong{min-width:105px}
    .rank-row span{font-size:14px;color:var(--ink-soft)}
    .flow{display:grid;grid-template-columns:repeat(5,1fr);gap:0;margin-top:30px}
    .flow-step{position:relative;padding:24px 18px 10px;border-top:2px solid var(--green)}
    .flow-step:before{content:"";position:absolute;top:-9px;left:18px;width:16px;height:16px;border-radius:50%;background:var(--lime);border:4px solid var(--green)}
    .flow-step b{display:block;color:var(--green);font-size:13px;margin-bottom:7px}
    .flow-step h3{font-size:18px;margin:0 0 6px}
    .flow-step p{font-size:13px;color:var(--ink-soft);margin:0}
    .quote{border-left:4px solid var(--gold);padding:8px 0 8px 24px;font-size:20px;line-height:1.65;max-width:760px}
    .quote small{display:block;color:#b7c9bd;font-size:13px;margin-top:14px}
    .faq .accordion-item{border:1px solid var(--line);border-radius:14px!important;margin-bottom:12px;overflow:hidden;background:#fff}
    .faq .accordion-button{font-weight:800;color:var(--ink);background:#fff;box-shadow:none;padding:20px 22px}
    .faq .accordion-button:not(.collapsed){color:var(--green);background:#f5f9f3}
    .faq .accordion-body{color:var(--ink-soft);font-size:14px;padding:0 22px 20px}
    .cta{background:var(--green);color:#fff;border-radius:var(--radius);padding:48px 54px;display:flex;justify-content:space-between;align-items:center;gap:30px;box-shadow:var(--shadow)}
    .cta h2{font-size:clamp(27px,4vw,42px);line-height:1.25;margin:0 0 10px;font-weight:850}
    .cta p{color:#d6e9db;margin:0;max-width:650px}
    .cta .btn-quiet{white-space:nowrap}
    footer{background:#13251d;color:#dce9df;padding:58px 0 22px}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:50px}
    .footer-brand{font-size:21px;font-weight:900;margin-bottom:13px}
    .footer-brand i{color:var(--lime);margin-right:8px}
    .footer-text{font-size:13px;line-height:1.8;color:#aebfb4;max-width:520px}
    .footer-title{font-size:14px;color:#fff;margin:2px 0 15px;font-weight:800}
    .footer-links{list-style:none;padding:0;margin:0}
    .footer-links li{margin:7px 0;font-size:13px;color:#b8c9bd}
    .footer-links a:hover{color:var(--lime)}
    .footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:42px;padding-top:19px;display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap;color:#98ada0;font-size:12px}
    .legal{display:flex;gap:10px}.legal a:hover{color:var(--lime)}
    @media(max-width:1024px){.nav-link{padding-left:7px!important;padding-right:7px!important}.search-box{width:145px}.flow{grid-template-columns:repeat(3,1fr);row-gap:25px}.flow-step:nth-child(4){grid-column:2}.flow-step:nth-child(5){grid-column:3}}
    @media(max-width:768px){.section{padding:66px 0}.navbar{min-height:68px}.navbar-collapse{padding:15px 0 8px}.navbar-nav{margin:8px 0!important}.search-box{width:100%;margin:8px 0}.inner-hero{min-height:500px}.rank-wrap{grid-template-columns:1fr;gap:28px}.rank-image{min-height:250px;max-height:330px}.flow{grid-template-columns:1fr;gap:0}.flow-step:nth-child(4),.flow-step:nth-child(5){grid-column:auto}.flow-step{border-top:0;border-left:2px solid var(--green);padding:10px 18px 25px 30px}.flow-step:before{top:12px;left:-9px}.cta{padding:34px 25px;display:block}.cta .btn-quiet{margin-top:23px}.footer-grid{grid-template-columns:1fr 1fr;gap:30px}}
    @media(max-width:520px){.inner-hero h1{font-size:43px}.inner-hero p{font-size:15px}.hero-actions a{width:100%}.rule-board{padding:22px}.footer-grid{grid-template-columns:1fr}.footer-bottom{display:block}.legal{margin-top:10px}}

/* roulang page: category5 */
:root{--ink:#17211d;--ink-soft:#52605a;--paper:#fbfcf9;--mist:#f0f4ef;--line:#dce5dc;--green:#0c6b48;--green-dark:#084b35;--lime:#d7ef9a;--gold:#d8aa58;--white:#fff;--shadow:0 18px 44px rgba(19,42,30,.10);--shadow-sm:0 8px 20px rgba(19,42,30,.08);--radius:20px;--radius-sm:12px;--container:1180px}
    *{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.78;letter-spacing:.02em}a{text-decoration:none;color:inherit;transition:.25s ease}img{max-width:100%;display:block}button,input{font:inherit}.container{max-width:var(--container)}
    .section{padding:92px 0;position:relative;overflow:hidden}.section-tint{background:var(--mist)}.section-dark{background:var(--ink);color:#edf5ef}.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--green);font-size:13px;font-weight:800;letter-spacing:.12em}.eyebrow:before{content:"";width:22px;height:2px;background:var(--gold)}.section-heading{max-width:730px;margin-bottom:42px}.section-heading h2{font-size:clamp(28px,4vw,46px);line-height:1.22;letter-spacing:-.04em;font-weight:800;margin:11px 0 15px}.section-heading p{font-size:16px;color:var(--ink-soft);margin:0}.section-dark .section-heading p{color:#bbccc0}
    .site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.94);backdrop-filter:blur(16px);border-bottom:1px solid rgba(220,229,220,.92)}.navbar{min-height:76px}.brand{font-size:21px;font-weight:900;letter-spacing:-.06em;color:var(--ink)!important;display:flex;align-items:center;gap:9px}.brand-mark{width:32px;height:32px;border-radius:10px;background:var(--green);color:#fff;display:grid;place-items:center;font-size:15px;box-shadow:0 5px 12px rgba(12,107,72,.23)}.nav-link{font-size:14px;font-weight:700;color:#48544e!important;padding:10px 11px!important;position:relative}.nav-link:hover,.nav-link.active{color:var(--green)!important}.nav-link.active:after{content:"";position:absolute;left:11px;right:11px;bottom:4px;height:2px;border-radius:4px;background:var(--green)}.search-box{width:180px;position:relative}.search-box i{position:absolute;left:13px;top:13px;color:#8a9890;font-size:13px}.search-box input{width:100%;height:40px;border:1px solid var(--line);border-radius:99px;background:#f8faf7;padding:0 13px 0 33px;outline:0;font-size:13px}.search-box input:focus{border-color:var(--green);box-shadow:0 0 0 3px rgba(12,107,72,.12)}
    .btn-brand,.btn-quiet{border:none;border-radius:99px;padding:12px 20px;font-size:14px;font-weight:800;display:inline-flex;gap:9px;align-items:center;justify-content:center;transition:.25s ease}.btn-brand{background:var(--green);color:#fff;box-shadow:0 8px 16px rgba(12,107,72,.18)}.btn-brand:hover{background:var(--green-dark);color:#fff;transform:translateY(-2px)}.btn-quiet{background:#fff;color:var(--green);border:1px solid var(--line)}.btn-quiet:hover{border-color:var(--green);transform:translateY(-2px)}.btn-brand:focus,.btn-quiet:focus,.category-card:focus{outline:3px solid rgba(215,239,154,.8);outline-offset:3px}
    .hero{min-height:490px;color:#fff;display:flex;align-items:center;background:linear-gradient(90deg,rgba(8,31,22,.9),rgba(8,45,31,.65)),url('/assets/images/backpic/back-2.webp') center/cover no-repeat;position:relative}.hero:after{content:"";position:absolute;right:8%;bottom:10%;width:180px;height:180px;border:1px solid rgba(255,255,255,.2);border-radius:50%}.hero-inner{width:100%;padding:75px 15px}.hero .eyebrow{color:var(--lime)}.hero h1{font-size:clamp(42px,6vw,72px);line-height:1.08;letter-spacing:-.07em;font-weight:900;max-width:810px;margin:17px 0}.hero-lead{max-width:700px;color:rgba(255,255,255,.88);font-size:17px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}.hero .btn-quiet{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.35);color:#fff}
    .pill{display:inline-block;background:#eaf4dc;color:var(--green);border-radius:99px;padding:4px 11px;font-size:12px;font-weight:800}.story-grid{display:grid;grid-template-columns:1fr 1fr;gap:68px;align-items:center}.story-image{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}.story-image img{width:100%;height:410px;object-fit:cover}.check-list{padding:0;margin:25px 0;list-style:none}.check-list li{padding:11px 0 11px 31px;border-bottom:1px solid var(--line);position:relative;font-size:14px}.check-list li:before{content:"✓";position:absolute;left:0;color:var(--green);font-size:18px;font-weight:900}
    .metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.metric{padding:25px;background:#fff;border:1px solid var(--line);border-radius:16px}.metric strong{display:block;font-size:30px;line-height:1;color:var(--green);margin-bottom:10px}.metric span{font-size:13px;color:var(--ink-soft)}
    .split-panel{display:grid;grid-template-columns:.85fr 1.15fr;gap:26px}.dark-card,.light-card{border-radius:var(--radius);padding:34px}.dark-card{background:var(--green-dark);color:#fff}.light-card{background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-sm)}.dark-card h3,.light-card h3{font-size:24px;margin:0 0 14px}.dark-card p,.light-card p{color:var(--ink-soft);font-size:14px}.dark-card p{color:#cfe0d3}
    .formula{font-size:22px;font-weight:800;color:var(--green);background:#f2f7ed;padding:18px 20px;border-radius:14px;margin:20px 0}.step-list{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.step{position:relative;padding:26px 22px;background:#fff;border:1px solid var(--line);border-radius:16px}.step-num{color:var(--gold);font-size:13px;font-weight:900;letter-spacing:.1em}.step h3{font-size:18px;margin:10px 0 7px}.step p{font-size:14px;color:var(--ink-soft);margin:0}
    .calc-box{max-width:780px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:32px;box-shadow:var(--shadow)}.calc-box label{font-size:14px;font-weight:800;display:block;margin-bottom:8px}.calc-box input{width:100%;border:1px solid var(--line);border-radius:10px;padding:11px 13px;outline:none}.calc-box input:focus{border-color:var(--green);box-shadow:0 0 0 3px rgba(12,107,72,.12)}.result{margin-top:23px;padding:18px;background:var(--mist);border-radius:14px;color:var(--green);font-weight:800}.scenario{display:grid;grid-template-columns:1fr 1fr;gap:0;border-top:1px solid var(--line)}.scenario-item{padding:25px 28px;border-bottom:1px solid var(--line)}.scenario-item:nth-child(odd){border-right:1px solid var(--line)}.scenario-item h3{font-size:19px;margin:0 0 8px}.scenario-item p{font-size:14px;color:var(--ink-soft);margin:0}
    .quote{max-width:850px;margin:auto;text-align:center}.quote-mark{font-size:62px;color:var(--gold);line-height:1}.quote p{font-size:23px;line-height:1.65;font-weight:700}.quote small{color:#bbccc0}.faq .accordion-item{border:1px solid var(--line)!important;border-radius:12px!important;overflow:hidden;margin-bottom:12px;background:#fff}.faq .accordion-button{font-weight:800;color:var(--ink);background:#fff;box-shadow:none}.faq .accordion-button:not(.collapsed){color:var(--green);background:#f2f7ed}.faq .accordion-body{font-size:14px;color:var(--ink-soft)}.cta{background:var(--lime);border-radius:var(--radius);padding:43px 50px;display:flex;align-items:center;justify-content:space-between;gap:25px}.cta h2{font-size:clamp(25px,4vw,40px);margin:0 0 8px;letter-spacing:-.04em}.cta p{margin:0;color:#405548}
    footer{background:#10251d;color:#dce9df;padding:65px 0 25px}.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr;gap:55px}.footer-brand{font-size:21px;font-weight:900;color:#fff}.footer-brand i{color:var(--lime);margin-right:8px}.footer-text{font-size:13px;line-height:1.9;color:#aebfb3;max-width:510px}.footer-title{font-size:14px;color:#fff;margin-bottom:15px}.footer-links{list-style:none;padding:0;margin:0}.footer-links li{margin:7px 0;font-size:13px;color:#b8c9bd}.footer-links a:hover{color:var(--lime)}.footer-bottom{border-top:1px solid rgba(255,255,255,.13);margin-top:45px;padding-top:20px;display:flex;justify-content:space-between;gap:20px;font-size:12px;color:#99ada0}.legal{display:flex;gap:10px}.legal a:hover{color:var(--lime)}
    @media(max-width:1024px){.nav-link{padding-left:7px!important;padding-right:7px!important}.metric-grid{grid-template-columns:repeat(2,1fr)}.story-grid{gap:35px}}
    @media(max-width:768px){.section{padding:65px 0}.hero{min-height:530px}.hero-inner{padding:60px 15px}.story-grid,.split-panel{grid-template-columns:1fr}.story-image{order:-1}.story-image img{height:300px}.step-list{grid-template-columns:1fr}.scenario{grid-template-columns:1fr}.scenario-item:nth-child(odd){border-right:0}.cta{display:block;padding:32px 25px}.cta .btn-brand{margin-top:22px}.footer-grid{grid-template-columns:1fr 1fr;gap:28px}.footer-grid>div:first-child{grid-column:1/-1}.footer-bottom{display:block}.legal{margin-top:12px}}
    @media(max-width:520px){body{font-size:15px}.hero h1{font-size:43px}.hero-actions>*{width:100%}.metric-grid{grid-template-columns:1fr}.calc-box{padding:23px}.footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}.footer-bottom{line-height:2}.search-box{width:100%;margin-top:10px}}

/* roulang page: category6 */
:root{
      --ink:#17211d;--ink-soft:#52605a;--paper:#fbfcf9;--mist:#f0f4ef;--line:#dce5dc;
      --green:#0c6b48;--green-dark:#084b35;--lime:#d7ef9a;--gold:#d8aa58;--white:#fff;
      --shadow:0 18px 44px rgba(19,42,30,.10);--shadow-sm:0 8px 20px rgba(19,42,30,.08);
      --radius:20px;--radius-sm:12px;--container:1180px;
    }
    html{scroll-behavior:smooth}
    *{box-sizing:border-box}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.78;letter-spacing:.02em}
    a{text-decoration:none;color:inherit;transition:.25s ease}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    .container{max-width:var(--container)}
    .section{padding:88px 0;position:relative;overflow:hidden}
    .section-tint{background:var(--mist)}
    .section-dark{background:var(--ink);color:#edf5ef}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--green);font-size:13px;font-weight:800;letter-spacing:.12em}
    .eyebrow:before{content:"";width:22px;height:2px;background:var(--gold)}
    .section-heading{max-width:720px;margin-bottom:42px}
    .section-heading h2{font-size:clamp(28px,4vw,46px);line-height:1.22;letter-spacing:-.04em;font-weight:800;margin:11px 0 15px}
    .section-heading p{font-size:16px;color:var(--ink-soft);margin:0}
    .section-dark .section-heading p{color:#bbccc0}
    .site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.94);backdrop-filter:blur(16px);border-bottom:1px solid rgba(220,229,220,.92)}
    .navbar{min-height:76px}
    .brand{font-size:21px;font-weight:900;letter-spacing:-.06em;color:var(--ink)!important;display:flex;align-items:center;gap:9px}
    .brand-mark{width:32px;height:32px;border-radius:10px;background:var(--green);color:#fff;display:grid;place-items:center;font-size:15px;box-shadow:0 5px 12px rgba(12,107,72,.23)}
    .nav-link{font-size:14px;font-weight:700;color:#48544e!important;padding:10px 11px!important;position:relative}
    .nav-link:hover,.nav-link.active{color:var(--green)!important}
    .nav-link.active:after{content:"";position:absolute;left:11px;right:11px;bottom:4px;height:2px;border-radius:4px;background:var(--green)}
    .search-box{width:180px;position:relative}
    .search-box i{position:absolute;left:13px;top:13px;color:#8a9890;font-size:13px}
    .search-box input{width:100%;height:40px;border:1px solid var(--line);border-radius:99px;background:#f8faf7;padding:0 13px 0 33px;outline:0;font-size:13px}
    .search-box input:focus{border-color:var(--green);box-shadow:0 0 0 3px rgba(12,107,72,.12)}
    .btn-brand,.btn-quiet{border:none;border-radius:99px;padding:12px 20px;font-size:14px;font-weight:800;display:inline-flex;gap:9px;align-items:center;justify-content:center;transition:.25s ease}
    .btn-brand{background:var(--green);color:#fff;box-shadow:0 8px 16px rgba(12,107,72,.18)}
    .btn-brand:hover{background:var(--green-dark);color:#fff;transform:translateY(-2px)}
    .btn-quiet{background:#fff;color:var(--green);border:1px solid var(--line)}
    .btn-quiet:hover{border-color:var(--green);transform:translateY(-2px)}
    .btn-brand:focus,.btn-quiet:focus,.faq-button:focus{outline:3px solid rgba(215,239,154,.85);outline-offset:3px}
    .page-hero{min-height:470px;color:#fff;display:flex;align-items:center;background:linear-gradient(90deg,rgba(8,31,22,.88),rgba(8,45,31,.66)),url('/assets/images/backpic/back-2.webp') center/cover no-repeat}
    .page-hero h1{font-size:clamp(42px,6vw,72px);line-height:1.08;letter-spacing:-.07em;font-weight:900;max-width:820px;margin:16px 0}
    .page-hero p{max-width:700px;color:rgba(255,255,255,.85);font-size:17px;margin-bottom:28px}
    .hero-label{color:var(--lime)}
    .hero-points{display:flex;gap:22px;flex-wrap:wrap;color:#d7e6da;font-size:13px}
    .hero-points i{color:var(--lime);margin-right:7px}
    .split{display:grid;grid-template-columns:1fr 1fr;gap:72px;align-items:center}
    .copy h3{font-size:28px;line-height:1.3;margin:12px 0 17px;font-weight:800}
    .copy p{color:var(--ink-soft);margin:0 0 18px}
    .image-frame{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);background:#dce8dc}
    .image-frame img{width:100%;height:430px;object-fit:cover}
    .principle-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:18px}
    .principle-main{background:var(--green);color:#fff;border-radius:var(--radius);padding:38px;min-height:310px;position:relative;overflow:hidden}
    .principle-main:after{content:"♠";position:absolute;right:22px;bottom:-35px;font-size:190px;color:rgba(255,255,255,.08)}
    .principle-main h3{font-size:31px;line-height:1.25;max-width:460px;margin:13px 0}
    .principle-main p{max-width:510px;color:#d7e9dc}
    .principle-side{display:grid;grid-template-columns:1fr 1fr;gap:18px}
    .mini-card,.rule-card,.scene-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);padding:24px;box-shadow:var(--shadow-sm);transition:.25s ease}
    .mini-card:hover,.rule-card:hover,.scene-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
    .mini-card i,.rule-card i{font-size:22px;color:var(--green);margin-bottom:14px}
    .mini-card h4,.rule-card h4,.scene-card h4{font-size:17px;margin:0 0 8px;font-weight:800}
    .mini-card p,.rule-card p,.scene-card p{color:var(--ink-soft);font-size:14px;line-height:1.7;margin:0}
    .rules-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .rule-card{min-height:210px}
    .number{display:inline-grid;place-items:center;width:30px;height:30px;border-radius:50%;background:var(--lime);color:var(--green-dark);font-weight:900;font-size:13px;margin-bottom:17px}
    .scene-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:52px;align-items:start}
    .scene-image{border-radius:var(--radius);overflow:hidden;position:sticky;top:110px}
    .scene-image img{height:470px;width:100%;object-fit:cover}
    .scene-list{display:grid;gap:14px}
    .scene-card{display:grid;grid-template-columns:46px 1fr;gap:15px;align-items:start}
    .scene-card .scene-icon{width:46px;height:46px;border-radius:14px;background:var(--mist);color:var(--green);display:grid;place-items:center;font-size:18px}
    .flow{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative}
    .flow:before{content:"";position:absolute;left:8%;right:8%;top:28px;border-top:1px dashed #a7bbaa}
    .flow-item{position:relative;text-align:center;padding:0 15px}
    .flow-icon{width:58px;height:58px;margin:0 auto 18px;border-radius:50%;display:grid;place-items:center;background:var(--paper);border:1px solid var(--green);color:var(--green);font-weight:900;position:relative;z-index:1}
    .flow-item h3{font-size:17px;margin:0 0 8px}
    .flow-item p{font-size:13px;color:var(--ink-soft);margin:0}
    .check-panel{background:var(--ink);border-radius:var(--radius);padding:44px;color:#fff}
    .check-panel h2{font-size:34px;line-height:1.3;margin:10px 0 15px}
    .check-panel p{color:#c5d5ca;max-width:680px}
    .check-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:0 40px;margin-top:25px}
    .check-grid div{padding:15px 0;border-bottom:1px solid rgba(255,255,255,.15);font-size:14px}
    .check-grid i{color:var(--lime);margin-right:10px}
    .faq-wrap{max-width:860px}
    .faq-item{border-bottom:1px solid var(--line)}
    .faq-button{width:100%;background:none;border:0;text-align:left;padding:21px 40px 21px 0;font-weight:800;color:var(--ink);position:relative;cursor:pointer}
    .faq-button:after{content:"+";position:absolute;right:6px;color:var(--green);font-size:24px;top:14px}
    .faq-button[aria-expanded="true"]:after{content:"−"}
    .faq-answer{color:var(--ink-soft);font-size:14px;padding:0 45px 20px 0}
    .cta{background:var(--green);color:#fff;border-radius:var(--radius);padding:50px 58px;display:flex;justify-content:space-between;gap:28px;align-items:center}
    .cta h2{font-size:34px;line-height:1.25;margin:0 0 10px}
    .cta p{color:#d4e8d9;margin:0;max-width:650px}
    .cta .btn-quiet{white-space:nowrap}
    footer{background:#101b16;color:#dce9df;padding:60px 0 22px}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:55px}
    .footer-brand{font-size:21px;font-weight:900;color:#fff;margin-bottom:14px}
    .footer-brand i{color:var(--lime);margin-right:8px}
    .footer-text{color:#aebdb2;font-size:13px;line-height:1.9;max-width:500px}
    .footer-title{font-size:14px;color:#fff;margin:4px 0 16px}
    .footer-links{list-style:none;padding:0;margin:0}
    .footer-links li{margin:9px 0;color:#aebdb2;font-size:13px}
    .footer-links a:hover{color:var(--lime)}
    .footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:42px;padding-top:19px;display:flex;justify-content:space-between;gap:18px;color:#94a79a;font-size:12px}
    .legal{display:flex;gap:10px;white-space:nowrap}.legal a:hover{color:var(--lime)}
    @media(max-width:1024px){.nav-link{padding-left:7px!important;padding-right:7px!important}.search-box{width:150px}.split,.scene-layout{gap:35px}.category-grid{grid-template-columns:repeat(3,1fr)}}
    @media(max-width:768px){.section{padding:64px 0}.navbar{min-height:68px}.navbar-nav{padding:15px 0}.search-box{width:100%;margin-bottom:10px}.page-hero{min-height:480px}.split,.principle-grid,.scene-layout{grid-template-columns:1fr}.principle-side{grid-template-columns:1fr 1fr}.rules-grid{grid-template-columns:1fr 1fr}.scene-image{position:static}.flow{grid-template-columns:1fr 1fr;gap:30px}.flow:before{display:none}.cta{display:block;padding:36px 28px}.cta .btn-quiet{margin-top:24px}.footer-grid{grid-template-columns:1fr 1fr;gap:30px}.footer-grid>div:first-child{grid-column:1/-1}.footer-bottom{display:block}.legal{margin-top:12px}}
    @media(max-width:520px){.page-hero h1{font-size:42px}.page-hero p{font-size:15px}.hero-points{display:block}.hero-points span{display:block;margin:6px 0}.principle-main{padding:28px}.principle-side,.rules-grid,.check-grid{grid-template-columns:1fr}.image-frame img,.scene-image img{height:310px}.flow{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}.footer-bottom{font-size:11px}.cta h2{font-size:28px}}

/* roulang page: category4 */
:root{
      --ink:#17211d;--ink-soft:#52605a;--paper:#fbfcf9;--mist:#f0f4ef;--line:#dce5dc;
      --green:#0c6b48;--green-dark:#084b35;--lime:#d7ef9a;--gold:#d8aa58;--white:#fff;
      --shadow:0 18px 44px rgba(19,42,30,.10);--shadow-sm:0 8px 20px rgba(19,42,30,.08);
      --radius:20px;--radius-sm:12px;--container:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.78;letter-spacing:.02em}
    a{text-decoration:none;color:inherit;transition:.25s ease}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    button{cursor:pointer}
    .container{max-width:var(--container)}
    .section{padding:94px 0;position:relative;overflow:hidden}
    .section-tint{background:var(--mist)}
    .section-dark{background:var(--ink);color:#edf5ef}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--green);font-size:13px;font-weight:800;letter-spacing:.12em}
    .eyebrow:before{content:"";width:22px;height:2px;background:var(--gold)}
    .section-dark .eyebrow{color:var(--lime)}
    .section-heading{max-width:755px;margin-bottom:42px}
    .section-heading h2{font-size:clamp(29px,4vw,46px);line-height:1.22;letter-spacing:-.045em;font-weight:850;margin:11px 0 15px}
    .section-heading p{font-size:16px;color:var(--ink-soft);margin:0}
    .section-dark .section-heading p{color:#bbccc0}
    .site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.94);backdrop-filter:blur(16px);border-bottom:1px solid rgba(220,229,220,.92)}
    .navbar{min-height:76px}
    .brand{font-size:21px;font-weight:900;letter-spacing:-.06em;color:var(--ink)!important;display:flex;align-items:center;gap:9px}
    .brand-mark{width:32px;height:32px;border-radius:10px;background:var(--green);color:#fff;display:grid;place-items:center;font-size:15px;box-shadow:0 5px 12px rgba(12,107,72,.23)}
    .nav-link{font-size:14px;font-weight:700;color:#48544e!important;padding:10px 11px!important;position:relative;white-space:nowrap}
    .nav-link:hover,.nav-link.active{color:var(--green)!important}
    .nav-link.active:after{content:"";position:absolute;left:11px;right:11px;bottom:4px;height:2px;border-radius:4px;background:var(--green)}
    .search-box{width:180px;position:relative}
    .search-box i{position:absolute;left:13px;top:13px;color:#8a9890;font-size:13px}
    .search-box input{width:100%;height:40px;border:1px solid var(--line);border-radius:99px;background:#f8faf7;padding:0 13px 0 33px;outline:0;font-size:13px}
    .search-box input:focus{border-color:var(--green);box-shadow:0 0 0 3px rgba(12,107,72,.12)}
    .btn-brand,.btn-quiet{border:none;border-radius:99px;padding:12px 20px;font-size:14px;font-weight:800;display:inline-flex;gap:9px;align-items:center;justify-content:center;transition:.25s ease}
    .btn-brand{background:var(--green);color:#fff;box-shadow:0 8px 16px rgba(12,107,72,.18)}
    .btn-brand:hover{background:var(--green-dark);color:#fff;transform:translateY(-2px)}
    .btn-brand:active,.btn-quiet:active{transform:translateY(0)}
    .btn-quiet{background:#fff;color:var(--green);border:1px solid var(--line)}
    .btn-quiet:hover{border-color:var(--green);color:var(--green);transform:translateY(-2px)}
    .btn-brand:focus,.btn-quiet:focus,.review-card:focus{outline:3px solid rgba(215,239,154,.8);outline-offset:3px}

    .review-hero{background:var(--ink);color:#fff;padding:76px 0 84px;position:relative;overflow:hidden}
    .review-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(7,29,20,.96) 3%,rgba(10,53,35,.82) 58%,rgba(8,26,18,.76)),url('/assets/images/backpic/back-2.webp') center/cover no-repeat;opacity:.96}
    .review-hero:after{content:"";position:absolute;width:410px;height:410px;border:1px solid rgba(215,239,154,.17);border-radius:50%;right:-130px;top:-170px}
    .review-hero .container{position:relative;z-index:1}
    .breadcrumb-mini{font-size:13px;color:#bfd0c4;margin-bottom:20px}
    .breadcrumb-mini a:hover{color:var(--lime)}
    .breadcrumb-mini span{margin:0 7px;color:#83988a}
    .review-hero h1{max-width:650px;font-size:clamp(42px,6vw,70px);line-height:1.08;letter-spacing:-.07em;font-weight:900;margin:14px 0 23px}
    .review-hero .lead{max-width:630px;color:#d7e4dc;font-size:17px;line-height:1.92;margin:0 0 29px}
    .hero-actions{display:flex;gap:12px;flex-wrap:wrap}
    .hero-actions .btn-quiet{background:transparent;color:#fff;border-color:rgba(255,255,255,.38)}
    .hero-actions .btn-quiet:hover{background:#fff;color:var(--green);border-color:#fff}
    .rank-panel{background:rgba(255,255,255,.96);color:var(--ink);border-radius:var(--radius);padding:22px;box-shadow:0 23px 50px rgba(0,0,0,.25);margin-top:15px}
    .rank-panel-head{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);padding-bottom:13px;margin-bottom:5px}
    .rank-panel-head strong{font-size:16px;letter-spacing:-.02em}
    .rank-status{font-size:11px;font-weight:800;color:var(--green);background:#e4f4e9;padding:4px 9px;border-radius:99px}
    .rank-line{display:grid;grid-template-columns:30px 1fr auto;gap:8px;align-items:center;padding:14px 0;border-bottom:1px solid #edf1ed}
    .rank-line:last-child{border-bottom:0}
    .rank-num{font-size:12px;font-weight:900;color:var(--green)}
    .rank-copy strong{font-size:14px;display:block;line-height:1.25}
    .rank-copy span{font-size:12px;color:var(--ink-soft)}
    .rank-value{font-size:12px;font-weight:800;color:#82612d}
    .panel-tip{margin:13px 0 0;padding:11px 12px;background:var(--mist);border-radius:10px;color:var(--ink-soft);font-size:12px;line-height:1.65}
    .stat-strip{margin-top:-28px;position:relative;z-index:3}
    .stat-shell{background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow-sm);padding:20px 25px;display:grid;grid-template-columns:repeat(4,1fr)}
    .stat-item{padding:3px 20px;border-right:1px solid var(--line)}
    .stat-item:last-child{border-right:0}
    .stat-item strong{font-size:24px;letter-spacing:-.05em;color:var(--green);display:block;line-height:1.2}
    .stat-item span{font-size:13px;color:var(--ink-soft)}

    .intro-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:78px;align-items:start}
    .large-note{font-size:clamp(22px,2.3vw,31px);line-height:1.52;letter-spacing:-.035em;font-weight:750;margin:0}
    .body-copy p{color:var(--ink-soft);margin:0 0 18px}
    .body-copy p:last-child{margin-bottom:0}
    .signal-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-top:34px}
    .signal-card{border-top:2px solid var(--green);padding:17px 0 0}
    .signal-card i{color:var(--gold);font-size:19px;margin-bottom:9px}
    .signal-card h3{font-size:16px;font-weight:850;margin:0 0 5px}
    .signal-card p{font-size:13px;line-height:1.7;color:var(--ink-soft);margin:0}

    .pain-layout{display:grid;grid-template-columns:1.02fr .98fr;gap:28px;align-items:stretch}
    .pain-image{position:relative;min-height:475px;border-radius:var(--radius);overflow:hidden}
    .pain-image img{width:100%;height:100%;object-fit:cover}
    .pain-image:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(4,24,15,.03),rgba(5,31,20,.78))}
    .image-caption{position:absolute;z-index:2;left:30px;right:30px;bottom:27px;color:#fff}
    .image-caption strong{font-size:22px;display:block;margin-bottom:5px}
    .image-caption span{font-size:14px;color:#d8e8dc}
    .pain-list{display:flex;flex-direction:column;justify-content:center}
    .pain-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);padding:19px 20px;margin-bottom:13px;display:grid;grid-template-columns:45px 1fr;gap:15px;transition:.25s}
    .pain-item:hover{border-color:#b9d8c8;box-shadow:var(--shadow-sm);transform:translateX(4px)}
    .pain-icon{width:42px;height:42px;border-radius:12px;background:#e6f3e9;color:var(--green);display:grid;place-items:center;font-size:17px}
    .pain-item h3{font-size:16px;font-weight:850;margin:0 0 4px}
    .pain-item p{font-size:13px;line-height:1.72;color:var(--ink-soft);margin:0}

    .method-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:18px}
    .method-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;min-height:236px;transition:.28s ease}
    .method-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#c7dfd0}
    .method-card:nth-child(1){grid-column:span 5;background:var(--green);color:#fff}
    .method-card:nth-child(2){grid-column:span 4}
    .method-card:nth-child(3){grid-column:span 3;background:#f8f5ec}
    .method-card:nth-child(4){grid-column:span 3}
    .method-card:nth-child(5){grid-column:span 4;background:#e8f2e9}
    .method-card:nth-child(6){grid-column:span 5}
    .method-index{font-size:12px;font-weight:900;letter-spacing:.1em;color:var(--gold)}
    .method-card h3{font-size:20px;line-height:1.3;font-weight:850;margin:19px 0 9px}
    .method-card p{font-size:14px;line-height:1.78;color:var(--ink-soft);margin:0}
    .method-card:first-child .method-index{color:var(--lime)}
    .method-card:first-child p{color:#d5e5da}

    .flow-wrap{position:relative}
    .flow-wrap:before{content:"";position:absolute;top:43px;left:8%;right:8%;height:1px;background:var(--line)}
    .flow-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;position:relative}
    .flow-step{background:var(--paper);padding:0 8px}
    .flow-number{width:86px;height:86px;border-radius:50%;border:1px solid var(--line);background:#fff;color:var(--green);font-size:25px;font-weight:900;display:grid;place-items:center;margin-bottom:20px;box-shadow:0 6px 15px rgba(20,43,30,.05)}
    .flow-step h3{font-size:16px;font-weight:850;margin:0 0 7px}
    .flow-step p{font-size:13px;line-height:1.7;color:var(--ink-soft);margin:0}

    .outcome-layout{display:grid;grid-template-columns:1fr 1fr;gap:65px;align-items:center}
    .outcome-photo{border-radius:var(--radius);overflow:hidden;min-height:440px}
    .outcome-photo img{height:440px;width:100%;object-fit:cover}
    .check-list{padding:0;margin:25px 0 0;list-style:none}
    .check-list li{padding:11px 0 11px 31px;border-bottom:1px solid var(--line);position:relative;font-size:14px}
    .check-list li:before{content:"✓";position:absolute;left:0;color:var(--green);font-size:18px;font-weight:900}
    .quote-box{margin-top:27px;padding:22px;border-left:3px solid var(--gold);background:#fff;border-radius:0 14px 14px 0;box-shadow:var(--shadow-sm)}
    .quote-box p{font-size:15px;font-weight:650;margin:0 0 8px;line-height:1.75}
    .quote-box span{font-size:13px;color:var(--ink-soft)}

    .scenario-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .scenario-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.25s}
    .scenario-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
    .scenario-card img{width:100%;height:185px;object-fit:cover}
    .scenario-body{padding:22px}
    .scenario-tag{display:inline-block;color:var(--green);background:#e7f4e9;border-radius:99px;padding:4px 9px;font-size:11px;font-weight:850;margin-bottom:12px}
    .scenario-card h3{font-size:19px;font-weight:850;line-height:1.35;margin:0 0 9px}
    .scenario-card p{font-size:13px;line-height:1.75;color:var(--ink-soft);margin:0}

    .deep-panel{border:1px solid rgba(255,255,255,.13);border-radius:var(--radius);overflow:hidden;background:rgba(255,255,255,.04)}
    .deep-copy{padding:42px}
    .deep-copy h2{font-size:clamp(28px,3.6vw,42px);font-weight:850;letter-spacing:-.045em;line-height:1.22;margin:12px 0 17px}
    .deep-copy p{color:#bed0c3;font-size:15px;margin:0 0 19px}
    .deep-list{padding:0;margin:25px 0 0;list-style:none}
    .deep-list li{padding:9px 0;border-bottom:1px solid rgba(255,255,255,.11);font-size:14px;color:#deebe2}
    .deep-list i{color:var(--lime);width:25px}
    .review-board{padding:26px;background:rgba(0,0,0,.18);display:flex;align-items:center}
    .board-card{width:100%;padding:21px;background:#fbfcf9;border-radius:16px;color:var(--ink);box-shadow:0 18px 30px rgba(0,0,0,.2)}
    .board-title{display:flex;justify-content:space-between;align-items:center;font-size:13px;font-weight:850;padding-bottom:13px;border-bottom:1px solid var(--line)}
    .board-title span{color:var(--green)}
    .board-row{padding:14px 0;border-bottom:1px solid var(--line)}
    .board-row:last-child{border-bottom:0}
    .board-row strong{font-size:14px;display:block;margin-bottom:4px}
    .board-row p{font-size:12px;color:var(--ink-soft);line-height:1.65;margin:0}
    .board-score{margin-top:15px;background:#e6f2e9;border-radius:10px;padding:10px 12px;font-size:12px;color:var(--green);font-weight:800}

    .faq-layout{display:grid;grid-template-columns:.76fr 1.24fr;gap:70px;align-items:start}
    .faq-side{position:sticky;top:104px}
    .faq-side p{font-size:15px;color:var(--ink-soft)}
    .faq-side img{width:100%;height:205px;object-fit:cover;border-radius:16px;margin-top:24px}
    .accordion-item{border:1px solid var(--line)!important;border-radius:14px!important;overflow:hidden;margin-bottom:12px;background:#fff}
    .accordion-button{font-size:16px;font-weight:800;color:var(--ink);padding:20px 22px;box-shadow:none!important;background:#fff}
    .accordion-button:not(.collapsed){color:var(--green);background:#f6faf6}
    .accordion-button:focus{border-color:transparent;box-shadow:0 0 0 3px rgba(12,107,72,.12)!important}
    .accordion-button:after{background-size:1rem}
    .accordion-body{padding:0 22px 20px;color:var(--ink-soft);font-size:14px;line-height:1.82}

    .cta-panel{border-radius:var(--radius);overflow:hidden;background:linear-gradient(115deg,var(--green-dark),var(--green));color:#fff;padding:52px 58px;position:relative}
    .cta-panel:before{content:"♠";position:absolute;right:6%;bottom:-100px;font-size:260px;line-height:1;color:rgba(255,255,255,.07)}
    .cta-panel h2{position:relative;max-width:680px;font-size:clamp(30px,4vw,48px);line-height:1.2;letter-spacing:-.05em;font-weight:850;margin:10px 0 14px}
    .cta-panel p{position:relative;max-width:680px;color:#d8e8dc;font-size:16px;margin:0 0 26px}
    .cta-panel .btn-brand{background:var(--lime);color:var(--green-dark);box-shadow:none}
    .cta-panel .btn-brand:hover{background:#fff;color:var(--green-dark)}

    footer{background:#102119;color:#d3e0d6;padding:67px 0 23px}
    .footer-grid{display:grid;grid-template-columns:1.65fr .8fr .8fr;gap:55px;padding-bottom:47px}
    .footer-brand{display:flex;align-items:center;gap:9px;color:#fff;font-size:21px;font-weight:900;letter-spacing:-.05em;margin-bottom:13px}
    .footer-brand i{color:var(--lime)}
    .footer-text{font-size:13px;line-height:1.82;color:#aebfb3;max-width:480px;margin:0}
    .footer-title{font-size:14px;color:#fff;font-weight:850;margin:4px 0 15px}
    .footer-links{padding:0;margin:0;list-style:none}
    .footer-links li{margin:8px 0}
    .footer-links a{font-size:13px;color:#afc0b4}
    .footer-links a:hover{color:var(--lime);padding-left:3px}
    .footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:21px;display:flex;justify-content:space-between;gap:15px;align-items:center;font-size:12px;color:#94aa9b}
    .legal{display:flex;gap:9px;white-space:nowrap}
    .legal a:hover{color:var(--lime)}

    @media(max-width:1199px){
      .navbar-nav{gap:0}.nav-link{font-size:13px;padding:10px 7px!important}.search-box{width:150px}
      .stat-item{padding:3px 13px}.intro-layout,.faq-layout{gap:45px}
    }
    @media(max-width:991px){
      .navbar{padding:11px 0}.navbar-collapse{padding:13px 0 5px}.navbar-nav{margin:0!important;padding:5px 0 11px}
      .nav-link{padding:9px 0!important}.nav-link.active:after{left:0;right:auto;width:28px;bottom:3px}
      .search-box{width:100%;margin:0 0 10px}.review-hero{padding:62px 0 70px}.rank-panel{margin-top:35px}
      .stat-shell{grid-template-columns:repeat(2,1fr);gap:17px}.stat-item:nth-child(2){border-right:0}.stat-item:nth-child(-n+2){border-bottom:1px solid var(--line);padding-bottom:15px}
      .intro-layout,.pain-layout,.outcome-layout,.faq-layout{grid-template-columns:1fr;gap:38px}.faq-side{position:static}
      .method-card:nth-child(n){grid-column:span 6}.flow-grid{grid-template-columns:repeat(3,1fr);row-gap:32px}.flow-wrap:before{display:none}
      .scenario-grid{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:30px}
    }
    @media(max-width:767px){
      body{font-size:15px}.section{padding:67px 0}.review-hero h1{font-size:43px}.review-hero .lead{font-size:16px}
      .stat-shell{padding:17px 10px}.stat-item{padding-left:12px;padding-right:12px}.stat-item strong{font-size:21px}
      .signal-grid{grid-template-columns:1fr}.pain-image{min-height:345px}.method-grid{gap:12px}.method-card:nth-child(n){grid-column:span 12;min-height:auto}
      .flow-grid{grid-template-columns:repeat(2,1fr)}.deep-copy{padding:30px}.review-board{padding:20px}.scenario-grid{grid-template-columns:1fr}
      .cta-panel{padding:38px 28px}.footer-grid{grid-template-columns:1fr;gap:27px;padding-bottom:34px}.footer-bottom{align-items:flex-start;flex-direction:column}.faq-side img{display:none}
    }
    @media(max-width:520px){
      .brand{font-size:20px}.review-hero{padding:48px 0 60px}.review-hero h1{font-size:37px}.hero-actions{display:grid}.hero-actions a{width:100%}
      .rank-panel{padding:17px}.rank-line{grid-template-columns:24px 1fr auto}.stat-strip{margin-top:-19px}.stat-shell{border-radius:14px}
      .section-heading{margin-bottom:29px}.section-heading h2{font-size:29px}.image-caption{left:20px;right:20px;bottom:20px}.pain-item{padding:16px}
      .flow-grid{grid-template-columns:1fr}.flow-step{display:grid;grid-template-columns:66px 1fr;column-gap:15px;align-items:start}.flow-number{width:58px;height:58px;font-size:19px;grid-row:span 2;margin:0}.flow-step p{grid-column:2}
      .deep-copy{padding:25px}.cta-panel h2{font-size:31px}.cta-panel{padding:32px 23px}.legal{white-space:normal;flex-wrap:wrap}
    }