/* roulang page: index */
:root{
      --orange:#f2673a;
      --orange-dark:#cf4525;
      --green:#123d36;
      --green-2:#1a5147;
      --cream:#fbf7ef;
      --sand:#f1eadc;
      --mint:#e2eee8;
      --yellow:#f5c84b;
      --ink:#17231f;
      --muted:#65716b;
      --line:#dfe3db;
      --white:#fffdf9;
      --shadow:0 18px 50px rgba(18,61,54,.10);
      --shadow-small:0 8px 24px rgba(18,61,54,.09);
      --radius:18px;
      --radius-sm:11px;
      --container:1280px;
      --ease:all .28s ease;
    }
    *,*:before,*:after{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--cream);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;font-size:16px;line-height:1.8}
    img{display:block;width:100%;height:auto;object-fit:cover}
    a{color:inherit;text-decoration:none}
    button,input,select,textarea{font:inherit}
    button{cursor:pointer;border:0}
    ul,ol{padding:0;margin:0;list-style:none}
    p,h1,h2,h3,h4{margin-top:0}
    h1,h2,h3,h4{line-height:1.22;letter-spacing:-.035em}
    h1{font-size:clamp(42px,6vw,76px);margin-bottom:22px}
    h2{font-size:clamp(29px,4vw,48px);margin-bottom:18px}
    h3{font-size:22px;margin-bottom:10px}
    :focus-visible{outline:3px solid var(--yellow);outline-offset:4px}
    .container{width:min(var(--container),calc(100% - 56px));margin:0 auto}
    .eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--orange-dark);font-size:13px;font-weight:800;letter-spacing:.12em}
    .eyebrow:before{content:"";width:24px;height:3px;background:var(--orange);display:inline-block;transform:skew(-24deg)}
    .section{padding:105px 0}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:42px}
    .section-head p{max-width:610px;color:var(--muted);margin:0;font-size:16px}
    .topbar{height:39px;background:var(--green);color:#dce9df;font-size:12px}
    .topbar .container{height:100%;display:flex;align-items:center;justify-content:space-between;gap:20px}
    .topbar a{color:#fff;font-weight:700}
    .topbar a:hover{color:var(--yellow)}
    .nav-wrap{background:rgba(251,247,239,.96);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
    .nav{height:82px;display:flex;align-items:center;gap:30px}
    .logo{display:flex;align-items:center;gap:11px;white-space:nowrap;font-size:23px;font-weight:900;color:var(--green);letter-spacing:-.06em}
    .logo-mark{width:35px;height:35px;background:var(--orange);border-radius:50% 50% 50% 8px;position:relative;transform:rotate(-15deg)}
    .logo-mark:before,.logo-mark:after{content:"";position:absolute;background:var(--cream);height:3px;border-radius:3px;transform:rotate(-28deg)}
    .logo-mark:before{width:19px;left:8px;top:12px}.logo-mark:after{width:12px;left:8px;top:20px}
    .nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
    .nav-links a{font-size:14px;color:#45564f;padding:10px 11px;border-radius:8px;transition:var(--ease);white-space:nowrap}
    .nav-links a:hover,.nav-links a.active{background:var(--mint);color:var(--green);font-weight:800}
    .nav-action,.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border-radius:8px;padding:13px 20px;font-weight:800;transition:var(--ease)}
    .nav-action{background:var(--orange);color:#fff;font-size:14px;margin-left:8px}
    .nav-action:hover,.btn-primary:hover{background:var(--orange-dark);transform:translateY(-2px);box-shadow:0 8px 18px rgba(242,103,58,.25)}
    .menu-toggle{display:none;background:transparent;color:var(--green);font-size:25px;padding:6px}
    .hero{min-height:700px;position:relative;color:#fff;overflow:hidden;background:var(--green) url("/assets/images/backpic/back-1.webp") center/cover no-repeat}
    .hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(9,36,31,.96) 0%,rgba(9,36,31,.76) 40%,rgba(9,36,31,.20) 100%)}
    .hero:after{content:"";position:absolute;right:-8%;bottom:-22%;width:58%;height:80%;border:1px solid rgba(245,200,75,.48);border-radius:50%;transform:rotate(-13deg)}
    .hero .container{position:relative;z-index:2;min-height:700px;display:flex;align-items:center}
    .hero-copy{width:min(730px,100%);padding:65px 0 105px}
    .hero .eyebrow{color:var(--yellow)}
    .hero h1{max-width:730px}
    .hero h1 em{font-style:normal;color:var(--yellow)}
    .hero-intro{font-size:18px;line-height:1.9;color:#e4eee6;max-width:680px;margin-bottom:30px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:13px;margin-bottom:45px}
    .btn-primary{background:var(--orange);color:#fff}
    .btn-light{color:#fff;border:1px solid rgba(255,255,255,.45);background:rgba(255,255,255,.08)}
    .btn-light:hover{background:#fff;color:var(--green);transform:translateY(-2px)}
    .hero-stats{display:flex;gap:0;border-top:1px solid rgba(255,255,255,.24);padding-top:21px;max-width:680px}
    .hero-stat{padding-right:34px;margin-right:34px;border-right:1px solid rgba(255,255,255,.23)}
    .hero-stat:last-child{border:0}
    .hero-stat strong{display:block;color:var(--yellow);font-size:27px;line-height:1.2}
    .hero-stat span{font-size:13px;color:#d4e1d9}
    .diagonal-label{position:absolute;z-index:3;right:8%;top:18%;background:var(--yellow);color:var(--green);padding:12px 22px;transform:skew(-13deg) rotate(-5deg);font-weight:900;box-shadow:8px 8px 0 rgba(242,103,58,.8)}
    .diagonal-label span{display:block;transform:skew(13deg)}
    .entry-section{background:var(--white)}
    .entry-layout{display:grid;grid-template-columns:5fr 7fr;gap:24px}
    .entry-feature{min-height:470px;border-radius:var(--radius);overflow:hidden;position:relative;color:#fff;background:var(--green)}
    .entry-feature img{height:100%;position:absolute;inset:0;opacity:.68}
    .entry-feature:after{content:"";position:absolute;inset:35% 0 0;background:linear-gradient(transparent,rgba(10,35,30,.9))}
    .entry-feature-content{position:absolute;z-index:1;bottom:30px;left:32px;right:28px}
    .entry-feature-content p{color:#e3eee7;margin-bottom:18px}
    .entry-side{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
    .entry-card{padding:26px;background:var(--sand);border:1px solid transparent;border-radius:var(--radius-sm);min-height:226px;transition:var(--ease);display:flex;flex-direction:column}
    .entry-card:nth-child(2){background:var(--mint)}.entry-card:nth-child(3){background:#fff1e5}.entry-card:nth-child(4){background:#f7e8b7}
    .entry-card:hover{transform:translateY(-5px);border-color:var(--orange);box-shadow:var(--shadow-small)}
    .entry-card .number{color:var(--orange);font-size:14px;font-weight:900;margin-bottom:25px}
    .entry-card p{color:var(--muted);font-size:14px;line-height:1.7;margin-bottom:15px}
    .arrow-link{margin-top:auto;color:var(--green);font-size:14px;font-weight:800}
    .arrow-link:after{content:"  →";color:var(--orange);font-size:18px}
    .metric-band{background:var(--orange);color:#fff;padding:62px 0;position:relative;overflow:hidden}
    .metric-band:after{content:"即嗨";position:absolute;right:2%;top:-42px;color:rgba(255,255,255,.11);font-size:190px;font-weight:900;line-height:1}
    .metrics{display:grid;grid-template-columns:1.2fr repeat(4,1fr);position:relative;z-index:1}
    .metric-lead{padding-right:38px;border-right:1px solid rgba(255,255,255,.3)}
    .metric-lead h2{font-size:31px;margin-bottom:8px}.metric-lead p{margin:0;color:#fff0e9;font-size:14px}
    .metric{padding:3px 25px;border-right:1px solid rgba(255,255,255,.3)}
    .metric:last-child{border:0}.metric strong{font-size:38px;display:block;line-height:1.2}.metric span{font-size:13px;color:#ffe6dc}
    .scene-section{background:var(--sand)}
    .scene-grid{display:grid;grid-template-columns:7fr 5fr;gap:30px;align-items:stretch}
    .scene-main{background:var(--green);color:#fff;border-radius:var(--radius);overflow:hidden;display:grid;grid-template-columns:1fr 1fr}
    .scene-main img{height:100%;min-height:390px}
    .scene-main-content{padding:38px;display:flex;flex-direction:column;justify-content:center}
    .scene-main-content p{color:#d7e5dd;line-height:1.85}
    .scene-main-content .tag{align-self:flex-start}
    .scene-list{background:var(--white);border-radius:var(--radius);padding:26px 28px}
    .scene-list h3{margin-bottom:5px}.scene-list>p{font-size:14px;color:var(--muted)}
    .scene-item{display:grid;grid-template-columns:54px 1fr auto;gap:12px;align-items:center;padding:18px 0;border-bottom:1px solid var(--line)}
    .scene-item:last-child{border-bottom:0}.scene-item b{font-size:24px;color:var(--orange);font-weight:800}
    .scene-item strong{display:block;font-size:15px}.scene-item small{color:var(--muted);font-size:12px}
    .scene-item a{color:var(--orange);font-weight:900}
    .deep-section{background:var(--white)}
    .deep-layout{display:grid;grid-template-columns:4fr 8fr;gap:68px;align-items:start}
    .deep-aside{position:sticky;top:120px}.deep-aside h2{font-size:38px}
    .deep-aside p{color:var(--muted);line-height:1.9}
    .quote-line{border-left:4px solid var(--orange);padding-left:18px;color:var(--green);font-weight:800;margin-top:30px}
    .deep-content{font-size:17px;line-height:2}
    .deep-content p{margin-bottom:25px}
    .deep-content h3{color:var(--green);margin-top:35px}
    .bullet-row{display:grid;grid-template-columns:repeat(2,1fr);gap:13px;margin-top:28px}
    .bullet-row div{background:var(--cream);padding:17px;border-radius:10px;font-size:14px;line-height:1.65}
    .bullet-row b{color:var(--orange);display:block;margin-bottom:4px}
    .path-section{background:var(--green);color:#fff}
    .path-section .section-head p{color:#c7d9cf}
    .path{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid rgba(255,255,255,.3)}
    .path-item{padding:28px 24px 12px 0;margin-right:24px;border-right:1px solid rgba(255,255,255,.24);min-height:230px}
    .path-item:last-child{border:0}.path-item .step{color:var(--yellow);font-size:13px;font-weight:900}.path-item h3{margin-top:20px}.path-item p{color:#c9d9d2;font-size:14px;line-height:1.75}.path-item a{color:var(--yellow);font-weight:800;font-size:14px}
    .reward-section{background:#fff1e5}
    .reward-layout{display:grid;grid-template-columns:5fr 7fr;gap:30px;align-items:center}
    .reward-copy p{color:var(--muted);font-size:17px;line-height:1.9}
    .reward-box{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
    .reward-card{background:var(--white);border:1px solid #f4c8b3;border-radius:var(--radius-sm);padding:25px;min-height:190px;position:relative}
    .reward-card:before{content:"";width:10px;height:45px;background:var(--orange);position:absolute;left:0;top:24px;border-radius:0 5px 5px 0}
    .reward-card strong{display:block;font-size:25px;color:var(--green);margin:26px 0 8px}.reward-card p{font-size:13px;color:var(--muted);line-height:1.7}
    .news-section{background:var(--cream)}
    .news-layout{display:grid;grid-template-columns:7fr 5fr;gap:30px}
    .news-feature{background:var(--green);color:#fff;border-radius:var(--radius);padding:34px;display:grid;grid-template-columns:1fr 1fr;gap:27px}
    .news-feature img{height:250px;border-radius:12px}.news-feature p{color:#cfdfd7;line-height:1.8;font-size:14px}.news-feature .tag{margin-bottom:18px}
    .tag{display:inline-flex;align-items:center;height:27px;padding:0 10px;background:rgba(242,103,58,.13);color:var(--orange-dark);border-radius:20px;font-size:12px;font-weight:800}
    .news-feature .tag{background:rgba(245,200,75,.18);color:var(--yellow)}
    .news-list{background:var(--white);border-radius:var(--radius);padding:16px 27px}
    .news-row{display:grid;grid-template-columns:90px 1fr 28px;gap:14px;align-items:center;padding:20px 0;border-bottom:1px solid var(--line)}
    .news-row:last-child{border-bottom:0}.news-date{font-size:13px;color:var(--orange);font-weight:800}.news-row strong{font-size:15px;display:block}.news-row small{font-size:12px;color:var(--muted);display:block;margin-top:4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
    .news-row a{color:var(--orange);font-size:21px}.news-row:hover strong{color:var(--orange-dark)}
    .brand-section{background:var(--mint)}
    .brand-layout{display:grid;grid-template-columns:5fr 7fr;gap:55px;align-items:center}
    .brand-image{position:relative}.brand-image img{height:410px;border-radius:var(--radius);border-radius:18px 70px 18px 18px}
    .brand-stamp{position:absolute;right:-18px;bottom:24px;background:var(--yellow);color:var(--green);padding:17px 20px;font-weight:900;transform:rotate(5deg);box-shadow:8px 8px 0 var(--orange)}
    .brand-copy p{font-size:17px;line-height:2;color:#40554c}.brand-facts{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid #b9d2c6;margin-top:28px;padding-top:23px;gap:18px}.brand-facts strong{display:block;font-size:25px;color:var(--green)}.brand-facts span{font-size:13px;color:var(--muted)}
    .faq-section{background:var(--white)}
    .faq-layout{display:grid;grid-template-columns:4fr 8fr;gap:75px}.faq-intro p{color:var(--muted);line-height:1.9}
    details{border-top:1px solid var(--line);padding:0 0 0 0}details:last-child{border-bottom:1px solid var(--line)}
    summary{cursor:pointer;list-style:none;padding:22px 42px 22px 0;font-size:17px;font-weight:800;position:relative;color:var(--green)}
    summary::-webkit-details-marker{display:none}summary:after{content:"+";position:absolute;right:7px;top:15px;font-size:27px;color:var(--orange);font-weight:400}details[open] summary:after{content:"−"}details p{padding:0 40px 22px 0;margin:0;color:var(--muted);font-size:15px;line-height:1.9}
    .contact-section{padding:80px 0;background:var(--orange);color:#fff}
    .contact-layout{display:grid;grid-template-columns:5fr 7fr;gap:60px;align-items:start}.contact-copy h2{font-size:44px}.contact-copy p{color:#fff1eb;line-height:1.9;max-width:470px}.contact-note{margin-top:28px;padding-left:17px;border-left:2px solid var(--yellow);font-size:14px;color:#ffe6dd}
    .contact-form{background:var(--white);color:var(--ink);border-radius:var(--radius);padding:32px;display:grid;grid-template-columns:1fr 1fr;gap:17px}
    .field{display:flex;flex-direction:column;gap:6px}.field.full{grid-column:1/-1}.field label{font-size:13px;font-weight:800;color:var(--green)}.field input,.field select,.field textarea{width:100%;border:1px solid #d8ded7;background:#fff;padding:12px 13px;border-radius:8px;color:var(--ink);transition:var(--ease)}.field textarea{min-height:105px;resize:vertical}.field input::placeholder,.field textarea::placeholder{color:#9aa59e}.field input:hover,.field select:hover,.field textarea:hover{border-color:#a9bdb3}.field input:focus,.field select:focus,.field textarea:focus{outline:3px solid rgba(245,200,75,.45);border-color:var(--orange)}.form-actions{grid-column:1/-1;display:flex;align-items:center;gap:16px;margin-top:4px}.form-actions .btn{background:var(--green);color:#fff}.form-actions .btn:hover{background:var(--green-2);transform:translateY(-2px)}.privacy{font-size:12px;color:var(--muted)}.form-message{display:none;color:var(--green);font-size:13px;font-weight:700}.form-message.show{display:block}
    footer{background:#0c2c27;color:#d0ded6;padding:58px 0 26px}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.4fr;gap:40px;padding-bottom:42px;border-bottom:1px solid rgba(255,255,255,.16)}footer .logo{color:#fff}footer p{font-size:14px;color:#a9bdb4;line-height:1.8;max-width:300px}footer h4{color:#fff;font-size:15px;margin-bottom:17px}footer li{margin:8px 0;font-size:13px;color:#abc0b7}footer a:hover{color:var(--yellow)}.footer-bottom{display:flex;justify-content:space-between;gap:20px;align-items:center;padding-top:22px;font-size:12px;color:#93aaa0}.footer-tools{display:flex;gap:17px}.footer-tools a{color:#dbe7df}
    @media(max-width:1080px){.nav{gap:15px}.nav-links a{padding:8px 6px;font-size:13px}.nav-action{padding:11px 13px}.metrics{grid-template-columns:repeat(4,1fr)}.metric-lead{grid-column:1/-1;border:0;padding:0 0 26px}.path{grid-template-columns:repeat(2,1fr);gap:0 20px}.path-item:nth-child(2){border-right:0}.path-item:nth-child(3),.path-item:nth-child(4){border-top:1px solid rgba(255,255,255,.24);padding-top:25px}}
    @media(max-width:800px){.container{width:min(100% - 36px,var(--container))}.section{padding:72px 0}.topbar{height:auto;padding:8px 0}.topbar .container{justify-content:center;text-align:center}.topbar .top-domain{display:none}.nav{height:68px;justify-content:space-between}.menu-toggle{display:block}.nav-links{display:none;position:absolute;top:68px;left:0;right:0;background:var(--white);border-bottom:1px solid var(--line);padding:12px 18px 22px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.nav-links.open{display:flex}.nav-links a{padding:12px 14px}.nav-action{display:none}.hero,.hero .container{min-height:620px}.hero-copy{padding:60px 0 75px}.diagonal-label{right:5%;top:10%;font-size:12px}.entry-layout,.scene-grid,.deep-layout,.reward-layout,.news-layout,.brand-layout,.faq-layout,.contact-layout{grid-template-columns:1fr;gap:30px}.deep-aside{position:static}.entry-feature{min-height:390px}.scene-main{grid-template-columns:1fr}.scene-main img{height:260px;min-height:0}.metrics{grid-template-columns:repeat(2,1fr);gap:25px 0}.metric{border-right:0;padding:3px 18px}.metric:nth-child(odd){border-right:1px solid rgba(255,255,255,.3)}.news-feature{grid-template-columns:1fr}.brand-image img{height:330px}.contact-copy h2{font-size:38px}.footer-grid{grid-template-columns:1fr 1fr}}
    @media(max-width:520px){body{font-size:15px}.container{width:calc(100% - 30px)}h1{font-size:42px}.hero-intro{font-size:16px}.hero-actions{align-items:stretch;flex-direction:column}.hero-actions .btn{width:100%}.hero-stats{gap:12px}.hero-stat{padding-right:12px;margin-right:12px}.hero-stat strong{font-size:22px}.hero-stat span{font-size:11px}.entry-side{grid-template-columns:1fr}.entry-card{min-height:175px}.section-head{display:block;margin-bottom:28px}.section-head p{margin-top:12px}.path{grid-template-columns:1fr}.path-item,.path-item:nth-child(2){border-right:0;border-bottom:1px solid rgba(255,255,255,.24);min-height:0;padding:23px 0}.path-item:last-child{border-bottom:0}.reward-box{grid-template-columns:1fr}.news-row{grid-template-columns:74px 1fr 20px;gap:8px}.news-row small{max-width:175px}.brand-facts{grid-template-columns:1fr 1fr}.contact-form{padding:22px;grid-template-columns:1fr}.field.full,.form-actions{grid-column:auto}.form-actions{display:block}.form-actions .btn{width:100%;margin-bottom:10px}.footer-grid{grid-template-columns:1fr;gap:25px}.footer-bottom{display:block}.footer-tools{margin-top:12px}.diagonal-label{display:none}}
    @media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}

/* roulang page: category1 */
:root{
      --orange:#f2673a;--orange-dark:#cf4525;--green:#123d36;--green-2:#1a5147;
      --cream:#fbf7ef;--sand:#f1eadc;--mint:#e2eee8;--yellow:#f5c84b;
      --ink:#17231f;--muted:#65716b;--line:#dfe3db;--white:#fffdf9;
      --shadow:0 18px 50px rgba(18,61,54,.10);--shadow-small:0 8px 24px rgba(18,61,54,.09);
      --radius:18px;--radius-sm:11px;--container:1280px;--ease:all .28s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--cream);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;font-size:16px;line-height:1.8}
    img{display:block;width:100%;height:auto;object-fit:cover}
    a{color:inherit;text-decoration:none}
    button,input,select,textarea{font:inherit}
    button{cursor:pointer;border:0}
    h1,h2,h3,h4,p{margin-top:0}
    h1,h2,h3,h4{line-height:1.25;letter-spacing:-.045em}
    h1{font-size:clamp(42px,5vw,68px);margin:18px 0 22px}
    h2{font-size:clamp(30px,3.5vw,44px);margin:12px 0 16px}
    h3{font-size:21px;margin:8px 0 12px}
    .container{width:min(var(--container),calc(100% - 56px));margin:0 auto}
    .topbar{height:39px;background:var(--green);color:#dce9df;font-size:12px}
    .topbar .container{height:100%;display:flex;align-items:center;justify-content:space-between;gap:20px}
    .topbar a{color:#fff;font-weight:700}.topbar a:hover{color:var(--yellow)}
    .nav-wrap{background:rgba(251,247,239,.97);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
    .nav{height:82px;display:flex;align-items:center;gap:28px}
    .logo{display:flex;align-items:center;gap:11px;white-space:nowrap;font-size:23px;font-weight:900;color:var(--green);letter-spacing:-.06em}
    .logo-mark{width:35px;height:35px;background:var(--orange);border-radius:50% 50% 50% 8px;position:relative;transform:rotate(-15deg);flex:none}
    .logo-mark:before,.logo-mark:after{content:"";position:absolute;background:var(--cream);height:3px;border-radius:3px;transform:rotate(-28deg)}
    .logo-mark:before{width:19px;left:8px;top:12px}.logo-mark:after{width:12px;left:8px;top:20px}
    .nav-links{display:flex;align-items:center;gap:3px;margin-left:auto}
    .nav-links a{font-size:14px;color:#45564f;padding:10px 10px;border-radius:8px;transition:var(--ease);white-space:nowrap}
    .nav-links a:hover,.nav-links a.active{background:var(--mint);color:var(--green);font-weight:800}
    .nav-action,.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border-radius:8px;padding:13px 20px;font-weight:800;transition:var(--ease)}
    .nav-action,.btn-primary{background:var(--orange);color:#fff}
    .nav-action:hover,.btn-primary:hover{background:var(--orange-dark);transform:translateY(-2px);box-shadow:0 8px 18px rgba(242,103,58,.25)}
    .menu-toggle{display:none;background:transparent;color:var(--green);font-size:25px;padding:6px}
    .section{padding:92px 0}.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:38px}
    .section-head p{max-width:620px;color:var(--muted);margin:0}
    .eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--orange-dark);font-size:13px;font-weight:800;letter-spacing:.12em}
    .eyebrow:before{content:"";width:24px;height:3px;background:var(--orange);display:inline-block;transform:skew(-24deg)}
    .hero-inner{background:var(--green);color:#fff;min-height:470px;position:relative;overflow:hidden}
    .hero-inner:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(9,36,31,.97),rgba(9,36,31,.66),rgba(9,36,31,.28)),url("/assets/images/backpic/back-2.webp") center/cover}
    .hero-inner:after{content:"";position:absolute;right:-8%;top:-40%;width:52%;height:150%;border:1px solid rgba(245,200,75,.45);border-radius:50%;transform:rotate(25deg)}
    .hero-content{position:relative;z-index:1;padding:82px 0 76px;max-width:780px}
    .hero-content .eyebrow{color:var(--yellow)}
    .hero-content p{font-size:18px;color:#e4eee6;max-width:700px;margin-bottom:28px}
    .crumbs{font-size:13px;color:#bcd0c4;margin-bottom:18px}.crumbs a:hover{color:var(--yellow)}
    .hero-actions{display:flex;gap:13px;flex-wrap:wrap}
    .btn-light{color:#fff;border:1px solid rgba(255,255,255,.45);background:rgba(255,255,255,.08)}
    .btn-light:hover{background:#fff;color:var(--green)}
    .intro{background:var(--white)}
    .intro-grid{display:grid;grid-template-columns:4fr 8fr;gap:65px;align-items:start}
    .intro-copy p{font-size:17px;color:var(--muted);margin:0}
    .intro-note{border-left:4px solid var(--orange);padding:4px 0 4px 25px;font-size:20px;color:var(--green);font-weight:800}
    .topic-layout{display:grid;grid-template-columns:8fr 4fr;gap:32px;align-items:start}
    .featured{background:var(--green);color:#fff;border-radius:var(--radius);overflow:hidden;display:grid;grid-template-columns:1.02fr .98fr;min-height:430px}
    .featured img{height:100%;min-height:430px}
    .featured-copy{padding:38px;display:flex;flex-direction:column;justify-content:center}
    .featured-copy p{color:#d8e7df}.tag{display:inline-flex;width:max-content;padding:4px 10px;border-radius:30px;background:var(--mint);color:var(--green);font-size:12px;font-weight:800}
    .featured .tag{background:rgba(245,200,75,.18);color:var(--yellow)}
    .side-list{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:10px}
    .side-item{padding:18px 17px;border-bottom:1px solid var(--line);transition:var(--ease)}
    .side-item:last-child{border:0}.side-item:hover{background:var(--mint);border-radius:10px}
    .side-item small,.news-meta{color:var(--orange-dark);font-weight:800;font-size:12px}
    .side-item h3{font-size:17px;margin:5px 0 4px}.side-item p{font-size:13px;color:var(--muted);margin:0;line-height:1.65}
    .updates{background:var(--sand)}
    .news-list{display:grid;grid-template-columns:1fr 1fr;gap:0 50px;border-top:1px solid var(--line)}
    .news-item{display:grid;grid-template-columns:88px 1fr;gap:18px;padding:24px 0;border-bottom:1px solid var(--line)}
    .news-date{font-size:13px;font-weight:900;color:var(--green);line-height:1.4}.news-date strong{display:block;color:var(--orange);font-size:25px}
    .news-item h3{font-size:18px;margin:0 0 6px}.news-item p{color:var(--muted);font-size:14px;line-height:1.7;margin:0 0 8px}
    .read-more{font-size:13px;font-weight:800;color:var(--orange-dark)}.read-more:hover{text-decoration:underline}
    .guide{background:var(--white)}
    .guide-grid{display:grid;grid-template-columns:5fr 7fr;gap:55px;align-items:center}
    .guide img{height:370px;border-radius:var(--radius);clip-path:polygon(0 8%,93% 0,100% 91%,8% 100%)}
    .guide-copy p{color:var(--muted);font-size:16px}.guide-points{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:24px 0}
    .guide-point{padding:15px;background:var(--sand);border-radius:var(--radius-sm);font-weight:800;color:var(--green)}.guide-point span{display:block;color:var(--muted);font-size:13px;font-weight:400;margin-top:3px}
    .faq{background:var(--mint)}.faq-layout{display:grid;grid-template-columns:4fr 8fr;gap:65px}
    .faq-intro p{color:var(--muted)}details{background:var(--white);border-bottom:1px solid var(--line);padding:20px 24px}details:first-child{border-radius:14px 14px 0 0}details:last-child{border-radius:0 0 14px 14px;border:0}
    summary{cursor:pointer;font-weight:800;color:var(--green);list-style:none;padding-right:25px;position:relative}summary::-webkit-details-marker{display:none}summary:after{content:"+";position:absolute;right:0;color:var(--orange);font-size:23px;top:-5px}details[open] summary:after{content:"−"}details p{color:var(--muted);font-size:14px;margin:12px 25px 0 0}
    .cta{padding:75px 0;background:var(--orange);color:#fff}.cta-grid{display:grid;grid-template-columns:1fr 1fr;gap:55px;align-items:center}.cta p{color:#fff0e9}
    .contact-form{background:var(--white);color:var(--ink);padding:28px;border-radius:var(--radius);box-shadow:var(--shadow);display:grid;grid-template-columns:1fr 1fr;gap:15px}
    .field{display:flex;flex-direction:column;gap:6px}.field.full{grid-column:1/-1}.field label{font-weight:800;font-size:13px}.field input,.field select,.field textarea{border:1px solid var(--line);border-radius:8px;padding:11px 13px;background:#fff;outline:0;color:var(--ink)}.field textarea{min-height:86px;resize:vertical}.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--orange);box-shadow:0 0 0 3px rgba(242,103,58,.16)}.form-note{grid-column:1/-1;font-size:12px;color:var(--muted);margin:0}.form-success{display:none;color:var(--green);font-weight:800}.contact-form.sent .form-success{display:block}.contact-form.sent .submit-btn{opacity:.65}
    footer{background:var(--green);color:#dce9df;padding:68px 0 24px}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px}.footer-grid .logo{color:#fff}.footer-grid p{color:#b9ccc1;max-width:300px;font-size:14px}.footer-grid h4{color:var(--yellow);font-size:15px;margin-bottom:15px}.footer-grid ul{list-style:none;padding:0;margin:0;color:#b9ccc1;font-size:13px}.footer-grid li{margin:7px 0}.footer-grid a:hover{color:var(--yellow)}.footer-bottom{border-top:1px solid rgba(255,255,255,.18);margin-top:45px;padding-top:19px;display:flex;justify-content:space-between;gap:20px;font-size:12px;color:#b9ccc1}.footer-tools{display:flex;gap:20px}.footer-tools a{color:#fff}
    :focus-visible{outline:3px solid var(--yellow);outline-offset:3px}
    @media(max-width:1100px){.nav-links a{padding:9px 6px;font-size:13px}.nav{gap:15px}.nav-action{padding:11px 13px}.topic-layout,.guide-grid{grid-template-columns:1fr}.side-list{display:grid;grid-template-columns:1fr 1fr}.side-item{border-right:1px solid var(--line)}}
    @media(max-width:800px){.container{width:min(var(--container),calc(100% - 36px))}.nav{height:70px}.menu-toggle{display:block;margin-left:auto}.nav-links{display:none;position:absolute;top:70px;left:0;right:0;padding:18px;background:var(--cream);border-bottom:1px solid var(--line);box-shadow:var(--shadow-small);flex-direction:column;align-items:stretch}.nav-links.open{display:flex}.nav-links a{padding:12px 15px}.nav-action{display:none}.hero-inner{min-height:520px}.hero-content{padding:70px 0}.section{padding:70px 0}.intro-grid,.faq-layout,.cta-grid{grid-template-columns:1fr;gap:28px}.featured{grid-template-columns:1fr}.featured img{height:245px;min-height:0}.featured-copy{padding:28px}.news-list{grid-template-columns:1fr}.contact-form{grid-template-columns:1fr}.field.full{grid-column:auto}.form-note{grid-column:auto}.footer-grid{grid-template-columns:1fr 1fr}.footer-bottom{flex-direction:column}}
    @media(max-width:520px){.topbar .container{font-size:11px}.topbar .container span{max-width:210px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.side-list{display:block}.side-item{border-right:0}.hero-content p{font-size:16px}.guide-points{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.news-item{grid-template-columns:68px 1fr;gap:12px}.news-date strong{font-size:22px}}
    @media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}

/* roulang page: category3 */
:root{
 --orange:#f2673a;--orange-dark:#cf4525;--green:#123d36;--green-2:#1a5147;
 --cream:#fbf7ef;--sand:#f1eadc;--mint:#e2eee8;--yellow:#f5c84b;
 --ink:#17231f;--muted:#65716b;--line:#dfe3db;--white:#fffdf9;
 --shadow:0 18px 50px rgba(18,61,54,.10);--shadow-small:0 8px 24px rgba(18,61,54,.09);
 --radius:18px;--radius-sm:11px;--container:1280px;--ease:all .28s ease;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--cream);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;font-size:16px;line-height:1.8}
img{display:block;width:100%;height:auto;object-fit:cover}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit}
button{cursor:pointer;border:0}
h1,h2,h3,h4,p{margin-top:0}
h1,h2,h3,h4{line-height:1.25;letter-spacing:-.045em}
h1{font-size:clamp(42px,5vw,70px);margin:15px 0 22px}
h2{font-size:clamp(30px,3.3vw,46px);margin:10px 0 16px}
h3{font-size:22px;margin:0 0 11px}
p{color:var(--muted)}
.container{width:min(var(--container),calc(100% - 56px));margin:0 auto}
.topbar{height:39px;background:var(--green);color:#dce9df;font-size:12px}
.topbar .container{height:100%;display:flex;align-items:center;justify-content:space-between;gap:20px}
.topbar a{color:#fff;font-weight:700}.topbar a:hover{color:var(--yellow)}
.nav-wrap{background:rgba(251,247,239,.97);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
.nav{height:82px;display:flex;align-items:center;gap:25px}
.logo{display:flex;align-items:center;gap:11px;white-space:nowrap;font-size:23px;font-weight:900;color:var(--green);letter-spacing:-.06em}
.logo-mark{width:35px;height:35px;background:var(--orange);border-radius:50% 50% 50% 8px;position:relative;transform:rotate(-15deg)}
.logo-mark:before,.logo-mark:after{content:"";position:absolute;background:var(--cream);height:3px;border-radius:3px;transform:rotate(-28deg)}
.logo-mark:before{width:19px;left:8px;top:12px}.logo-mark:after{width:12px;left:8px;top:20px}
.nav-links{display:flex;align-items:center;gap:3px;margin-left:auto}
.nav-links a{font-size:14px;color:#45564f;padding:10px 10px;border-radius:8px;transition:var(--ease);white-space:nowrap}
.nav-links a:hover,.nav-links a.active{background:var(--mint);color:var(--green);font-weight:800}
.nav-action,.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border-radius:8px;padding:13px 20px;font-weight:800;transition:var(--ease)}
.nav-action,.btn-primary{background:var(--orange);color:#fff}
.nav-action:hover,.btn-primary:hover{background:var(--orange-dark);transform:translateY(-2px);box-shadow:0 8px 18px rgba(242,103,58,.25)}
.menu-toggle{display:none;background:transparent;color:var(--green);font-size:25px;padding:6px}
.eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--orange-dark);font-size:13px;font-weight:800;letter-spacing:.12em}
.eyebrow:before{content:"";width:24px;height:3px;background:var(--orange);display:inline-block;transform:skew(-24deg)}
.btn-light{color:var(--green);border:1px solid var(--green);background:transparent}
.btn-light:hover{background:var(--green);color:#fff;transform:translateY(-2px)}
.btn:focus-visible,.nav a:focus-visible,.nav-action:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid var(--yellow);outline-offset:3px}
.page-hero{background:var(--green);color:#fff;padding:78px 0 70px;position:relative;overflow:hidden}
.page-hero:after{content:"";position:absolute;width:420px;height:420px;border:1px solid rgba(245,200,75,.5);border-radius:50%;right:-100px;top:-170px}
.page-hero .container{position:relative;z-index:1}
.page-hero p{color:#d9e8df;max-width:690px;font-size:18px;margin-bottom:25px}
.breadcrumb{font-size:13px;color:#b7d0c4;margin-bottom:34px}.breadcrumb a:hover{color:var(--yellow)}
.hero-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:50px;align-items:end}
.status-panel{background:#194b42;border:1px solid rgba(255,255,255,.17);padding:25px;border-radius:var(--radius);position:relative}
.status-panel h3{color:#fff;font-size:19px;margin-bottom:22px}
.icon-matrix{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-bottom:20px}
.icon-cell{min-height:72px;border:1px solid rgba(255,255,255,.16);border-radius:10px;padding:10px;color:#d9eee2;font-size:12px;display:flex;flex-direction:column;justify-content:space-between}
.icon-cell b{font-size:23px;color:var(--yellow);line-height:1}
.status-line{border-top:1px solid rgba(255,255,255,.18);padding-top:15px;display:flex;justify-content:space-between;color:#c6ddd1;font-size:13px}
.status-line strong{color:#fff}
.section{padding:94px 0}.section-white{background:var(--white)}.section-sand{background:var(--sand)}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:40px}
.section-head p{max-width:580px;margin:0}
.intro-grid{display:grid;grid-template-columns:4fr 8fr;gap:52px;align-items:start}
.intro-copy{font-size:17px;line-height:2}
.note-box{border-left:4px solid var(--orange);padding:4px 0 4px 23px;margin-top:25px;color:var(--green);font-weight:800}
.scene-grid{display:grid;grid-template-columns:7fr 5fr;gap:24px}
.scene-feature{background:var(--green);color:#fff;border-radius:var(--radius);overflow:hidden;display:grid;grid-template-columns:1fr 1fr;min-height:410px}
.scene-feature img{height:100%;min-height:410px}
.scene-feature .copy{padding:35px;display:flex;flex-direction:column;justify-content:center}
.scene-feature p{color:#d9e7df}.tag{display:inline-flex;width:max-content;background:#fff0e5;color:var(--orange-dark);padding:4px 10px;border-radius:20px;font-size:12px;font-weight:800;margin-bottom:18px}
.scene-feature .tag{background:var(--yellow);color:var(--green)}
.scene-feature .arrow-link{color:#fff}
.scene-side{display:flex;flex-direction:column;gap:13px}
.scene-item{background:var(--white);border:1px solid var(--line);padding:20px 22px;border-radius:var(--radius-sm);display:grid;grid-template-columns:52px 1fr auto;gap:15px;align-items:center;transition:var(--ease)}
.scene-item:hover{transform:translateX(5px);box-shadow:var(--shadow-small);border-color:var(--orange)}
.scene-num{font-size:25px;font-weight:900;color:var(--orange)}
.scene-item h3{font-size:17px;margin:0}.scene-item p{font-size:13px;margin:2px 0 0;line-height:1.6}
.arrow-link{color:var(--green);font-size:14px;font-weight:800;white-space:nowrap}.arrow-link:after{content:" →";color:var(--orange);font-size:18px}
.data-band{background:var(--orange);color:#fff;padding:42px 0}
.data-grid{display:grid;grid-template-columns:1.5fr repeat(4,1fr);gap:22px;align-items:center}
.data-lead h2{font-size:27px;margin-bottom:5px}.data-lead p{color:#fff0e9;font-size:14px;margin:0}
.metric{border-left:1px solid rgba(255,255,255,.35);padding-left:22px}.metric strong{font-size:34px;display:block;line-height:1.2;color:var(--yellow)}.metric span{font-size:13px}
.route-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.route{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:28px;min-height:220px;position:relative}
.route:nth-child(2){background:var(--mint)}.route:nth-child(3){background:#fff1e5}.route:nth-child(4){background:#f7e8b7}
.route-index{color:var(--orange);font-size:13px;font-weight:900;letter-spacing:.1em}.route h3{margin-top:17px}.route p{font-size:14px;line-height:1.75;margin-bottom:14px}
.deep-grid{display:grid;grid-template-columns:5fr 7fr;gap:48px;align-items:center}
.deep-grid img{height:430px;border-radius:var(--radius);object-fit:cover}
.deep-copy p{font-size:16px;line-height:2}.bullet-list{padding:0;margin:22px 0;list-style:none;display:grid;gap:13px}
.bullet-list li{padding-left:28px;position:relative;color:#42544c}.bullet-list li:before{content:"";width:10px;height:10px;background:var(--orange);border-radius:50%;position:absolute;left:3px;top:12px}
.faq-list{max-width:900px;margin:auto;border-top:1px solid var(--line)}
details{border-bottom:1px solid var(--line);padding:21px 0}
summary{cursor:pointer;font-weight:800;color:var(--green);font-size:17px;list-style:none;display:flex;justify-content:space-between;gap:20px}
summary::-webkit-details-marker{display:none}summary:after{content:"+";color:var(--orange);font-size:25px;line-height:1}details[open] summary:after{content:"−"}
details p{margin:13px 35px 0 0;max-width:760px}
.cta{background:var(--green);color:#fff;padding:70px 0}
.cta-grid{display:grid;grid-template-columns:1fr 1fr;gap:55px;align-items:start}
.cta h2{color:#fff}.cta p{color:#d3e4da}
.form{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.field{display:flex;flex-direction:column;gap:6px}.field.full{grid-column:1/-1}
label{font-size:13px;color:#d4e4da;font-weight:700}
input,select,textarea{width:100%;border:1px solid rgba(255,255,255,.25);background:#194b42;color:#fff;border-radius:8px;padding:12px 14px;transition:var(--ease)}
input::placeholder,textarea::placeholder{color:#9eb8ab}select option{color:var(--ink)}
textarea{min-height:105px;resize:vertical}.form-note{font-size:12px;color:#a9c4b5;grid-column:1/-1;margin:0}.success{display:none;color:var(--yellow);font-size:13px;margin:0}.form.sent .success{display:block}
footer{background:#0d2b27;color:#dbe8df;padding:62px 0 22px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:35px}
footer .logo{color:#fff}footer p{color:#aec4b8;max-width:300px;font-size:14px}
footer h4{font-size:15px;color:#fff;margin:4px 0 15px}
footer ul{list-style:none;padding:0;margin:0;display:grid;gap:8px;font-size:13px;color:#aec4b8}
footer li a:hover{color:var(--yellow)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.15);margin-top:45px;padding-top:20px;display:flex;justify-content:space-between;gap:20px;color:#9cb4a8;font-size:12px}
.footer-tools{display:flex;gap:18px}.footer-tools a:hover{color:#fff}
@media(max-width:1100px){
 .nav-links{gap:0}.nav-links a{padding:9px 6px;font-size:13px}.nav-action{padding:11px 13px}
 .data-grid{grid-template-columns:1.3fr repeat(2,1fr);row-gap:25px}.metric:nth-child(4){border-left:0;padding-left:0}
}
@media(max-width:820px){
 .container{width:min(var(--container),calc(100% - 36px))}.nav{height:70px}.menu-toggle{display:block;margin-left:auto}
 .nav-links{display:none;position:absolute;left:18px;right:18px;top:70px;background:var(--white);padding:14px;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:0 0 14px 14px;flex-direction:column;align-items:stretch}
 .nav-links.open{display:flex}.nav-links a{padding:12px 14px}.nav-action{display:none}
 .hero-layout,.intro-grid,.deep-grid,.cta-grid{grid-template-columns:1fr;gap:28px}.page-hero{padding:55px 0}
 .scene-grid{grid-template-columns:1fr}.scene-feature{min-height:0}.scene-feature img{min-height:280px}.scene-feature .copy{padding:28px}
 .section{padding:68px 0}.section-head{display:block;margin-bottom:28px}.section-head p{margin-top:12px}
 .footer-grid{grid-template-columns:1.5fr 1fr 1fr}.footer-grid>div:last-child{grid-column:1/-1}
}
@media(max-width:520px){
 body{font-size:15px}.topbar{height:auto;padding:8px 0}.topbar .container{font-size:11px}
 h1{font-size:42px}.page-hero p{font-size:16px}.icon-matrix{grid-template-columns:repeat(2,1fr)}
 .scene-feature{grid-template-columns:1fr}.scene-feature img{height:230px;min-height:0}.scene-item{grid-template-columns:38px 1fr}.scene-item .arrow-link{grid-column:2}
 .data-grid{grid-template-columns:1fr 1fr}.data-lead{grid-column:1/-1}.metric{padding-left:14px}.metric:nth-child(3){border-left:0;padding-left:0}.metric strong{font-size:28px}
 .route-grid{grid-template-columns:1fr}.deep-grid img{height:280px}.form{grid-template-columns:1fr}.field.full,.form-note{grid-column:auto}
 .footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:first-child,.footer-grid>div:last-child{grid-column:1/-1}.footer-bottom{display:block}.footer-tools{margin-top:10px}
}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}

/* roulang page: category4 */
:root{
 --orange:#f2673a;--orange-dark:#cf4525;--green:#123d36;--green-2:#1a5147;
 --cream:#fbf7ef;--sand:#f1eadc;--mint:#e2eee8;--yellow:#f5c84b;
 --ink:#17231f;--muted:#65716b;--line:#dfe3db;--white:#fffdf9;
 --shadow:0 18px 50px rgba(18,61,54,.10);--shadow-small:0 8px 24px rgba(18,61,54,.09);
 --radius:18px;--radius-sm:11px;--container:1280px;--ease:all .28s ease;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--cream);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;font-size:16px;line-height:1.8}
img{display:block;width:100%;height:auto;object-fit:cover}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit}
button{cursor:pointer;border:0}
.container{width:min(var(--container),calc(100% - 56px));margin:0 auto}
.topbar{height:39px;background:var(--green);color:#dce9df;font-size:12px}
.topbar .container{height:100%;display:flex;align-items:center;justify-content:space-between;gap:20px}
.topbar a{color:#fff;font-weight:700}.topbar a:hover{color:var(--yellow)}
.nav-wrap{background:rgba(251,247,239,.97);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
.nav{height:82px;display:flex;align-items:center;gap:25px}
.logo{display:flex;align-items:center;gap:11px;white-space:nowrap;font-size:23px;font-weight:900;color:var(--green);letter-spacing:-.06em}
.logo-mark{width:35px;height:35px;background:var(--orange);border-radius:50% 50% 50% 8px;position:relative;transform:rotate(-15deg)}
.logo-mark:before,.logo-mark:after{content:"";position:absolute;background:var(--cream);height:3px;border-radius:3px;transform:rotate(-28deg)}
.logo-mark:before{width:19px;left:8px;top:12px}.logo-mark:after{width:12px;left:8px;top:20px}
.nav-links{display:flex;align-items:center;gap:3px;margin-left:auto}
.nav-links a{font-size:14px;color:#45564f;padding:10px 10px;border-radius:8px;transition:var(--ease);white-space:nowrap}
.nav-links a:hover,.nav-links a.active{background:var(--mint);color:var(--green);font-weight:800}
.nav-action,.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border-radius:8px;padding:13px 20px;font-weight:800;transition:var(--ease)}
.nav-action{background:var(--orange);color:#fff;font-size:14px;margin-left:7px}
.nav-action:hover,.btn-primary:hover{background:var(--orange-dark);transform:translateY(-2px);box-shadow:0 8px 18px rgba(242,103,58,.25)}
.menu-toggle{display:none;background:transparent;color:var(--green);font-size:25px;padding:6px}
.eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--orange-dark);font-size:13px;font-weight:800;letter-spacing:.12em}
.eyebrow:before{content:"";width:24px;height:3px;background:var(--orange);display:inline-block;transform:skew(-24deg)}
.hero{position:relative;min-height:570px;color:#fff;overflow:hidden;background:var(--green) url("/assets/images/backpic/back-2.webp") center/cover no-repeat}
.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(9,36,31,.96),rgba(9,36,31,.68) 54%,rgba(9,36,31,.18))}
.hero .container{position:relative;z-index:2;min-height:570px;display:grid;grid-template-columns:1.08fr .92fr;align-items:center;gap:50px}
.hero-copy{padding:55px 0}.hero .eyebrow{color:var(--yellow)}
.breadcrumb{font-size:13px;color:#c4d8cc;margin:16px 0}
.breadcrumb a:hover{color:#fff}
h1,h2,h3,h4,p{margin-top:0}
h1{font-size:clamp(42px,5.7vw,72px);line-height:1.12;letter-spacing:-.06em;margin:13px 0 22px}
h1 em{font-style:normal;color:var(--yellow)}
h2{font-size:clamp(28px,3.2vw,43px);line-height:1.22;letter-spacing:-.045em;margin-bottom:14px}
h3{font-size:21px;line-height:1.35;margin-bottom:9px}
.hero-intro{font-size:18px;line-height:1.9;color:#e4eee6;max-width:650px;margin-bottom:28px}
.hero-actions{display:flex;flex-wrap:wrap;gap:13px}
.btn-primary{background:var(--orange);color:#fff}.btn-light{color:#fff;border:1px solid rgba(255,255,255,.45);background:rgba(255,255,255,.08)}
.btn-light:hover{background:#fff;color:var(--green);transform:translateY(-2px)}
.release-panel{justify-self:end;width:min(390px,100%);padding:28px;border:1px solid rgba(255,255,255,.28);background:rgba(18,61,54,.78);border-radius:var(--radius);box-shadow:var(--shadow)}
.panel-top{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid rgba(255,255,255,.2);padding-bottom:16px;margin-bottom:22px}
.panel-top span{font-size:13px;color:#d5e4da}.status{color:var(--yellow);font-weight:800;font-size:13px}
.count-wrap{display:flex;align-items:center;gap:24px}
.count-ring{width:132px;height:132px;border-radius:50%;border:9px solid rgba(245,200,75,.24);border-top-color:var(--yellow);display:grid;place-items:center;flex:none;transform:rotate(-25deg)}
.count-ring strong{transform:rotate(25deg);font-size:29px;color:#fff;line-height:1}
.count-ring small{display:block;text-align:center;font-size:11px;color:#c9dbd0}
.release-panel h3{color:#fff;margin:0 0 8px}.release-panel p{color:#d4e2da;font-size:14px;line-height:1.7}
.dots{display:flex;gap:7px;margin-top:25px}.dot{width:24px;height:4px;background:rgba(255,255,255,.35);transform:skew(-25deg)}.dot.active{background:var(--yellow);width:42px}
.section{padding:96px 0}.section-head{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:40px}
.section-head p{max-width:610px;color:var(--muted);margin:0}
.intro-section{background:var(--white)}
.intro-grid{display:grid;grid-template-columns:5fr 7fr;gap:64px;align-items:start}
.lead-copy{font-size:18px;line-height:2;color:#34453e}
.lead-copy p{margin-bottom:20px}
.notice{border-left:4px solid var(--orange);padding:16px 20px;background:#fff1e5;color:var(--green);font-weight:700}
.activity-layout{display:grid;grid-template-columns:4fr 8fr;gap:32px;align-items:stretch}
.feature-activity{background:var(--green);color:#fff;border-radius:var(--radius);overflow:hidden;position:relative;min-height:525px}
.feature-activity img{height:245px}.feature-body{padding:28px}.feature-body p{color:#d8e7dd;font-size:15px}
.tag{display:inline-block;padding:4px 10px;border-radius:20px;background:var(--mint);color:var(--green);font-size:12px;font-weight:800;margin-bottom:15px}
.tag.orange{background:#fff0e5;color:var(--orange-dark)}.feature-body .tag{background:var(--yellow)}
.feature-body .arrow-link{color:#fff}
.activity-list{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.activity-item{display:grid;grid-template-columns:118px 1fr;gap:20px;padding:19px;background:var(--white);border:1px solid var(--line);border-radius:var(--radius-sm);transition:var(--ease)}
.activity-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-small);border-color:#edb39d}
.activity-item img{height:118px;border-radius:9px}.activity-item h3{font-size:18px}.activity-item p{font-size:13px;color:var(--muted);line-height:1.65;margin:0 0 8px}
.meta{display:flex;gap:13px;flex-wrap:wrap;color:var(--muted);font-size:12px}.meta strong{color:var(--orange-dark)}
.arrow-link{color:var(--green);font-size:14px;font-weight:800}.arrow-link:after{content:" →";color:var(--orange);font-size:18px}
.metric-section{background:var(--green);color:#fff}.metric-grid{display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:0}
.metric-lead{padding-right:38px;border-right:1px solid rgba(255,255,255,.28)}.metric-lead p{color:#d6e5dc}
.metric{padding:7px 28px;border-right:1px solid rgba(255,255,255,.28)}.metric:last-child{border:0}
.metric strong{display:block;color:var(--yellow);font-size:40px;line-height:1.2}.metric span{color:#d8e6de;font-size:13px}
.route-section{background:var(--sand)}
.route-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.route{padding:25px 28px;border:1px solid var(--line);background:var(--white);border-radius:var(--radius-sm);display:grid;grid-template-columns:48px 1fr auto;gap:17px;align-items:start;transition:var(--ease)}
.route:hover{border-color:var(--orange);box-shadow:var(--shadow-small)}
.route-num{font-size:24px;color:var(--orange);font-weight:900}.route p{font-size:14px;color:var(--muted);margin:0}.route .arrow-link{font-size:13px;white-space:nowrap}
.deep-section{background:var(--white)}.deep-grid{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center}
.deep-grid img{height:430px;border-radius:var(--radius);}.deep-text p{color:var(--muted);font-size:16px;line-height:1.9}
.tips{display:grid;gap:12px;margin-top:23px}.tip{display:flex;gap:12px;padding:12px 15px;background:var(--mint);border-radius:9px;font-size:14px;color:var(--green)}.tip b{color:var(--orange-dark)}
.faq-section{background:var(--cream)}.faq-layout{display:grid;grid-template-columns:4fr 8fr;gap:70px}.faq-intro p{color:var(--muted)}
details{background:var(--white);border-bottom:1px solid var(--line);padding:18px 20px}details:first-child{border-radius:12px 12px 0 0}details:last-child{border-radius:0 0 12px 12px;border-bottom:0}
summary{cursor:pointer;font-weight:800;color:var(--green);list-style:none;display:flex;justify-content:space-between;gap:20px}summary::-webkit-details-marker{display:none}summary:after{content:"+";color:var(--orange);font-size:23px;line-height:1}details[open] summary:after{content:"−"}details p{color:var(--muted);font-size:14px;margin:12px 30px 0 0}
.cta-section{padding:75px 0;background:var(--orange);color:#fff}.cta-grid{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}.cta-section p{color:#fff3ed;max-width:580px}.contact-form{background:var(--white);padding:27px;border-radius:var(--radius);color:var(--ink);display:grid;grid-template-columns:1fr 1fr;gap:15px}
.field{display:flex;flex-direction:column;gap:5px}.field.full{grid-column:1/-1}.field label{font-size:13px;font-weight:800;color:var(--green)}input,select,textarea{border:1px solid var(--line);border-radius:8px;padding:11px 12px;background:#fff;color:var(--ink);outline:0}textarea{min-height:80px;resize:vertical}input::placeholder,textarea::placeholder{color:#9aa49e}input:focus,select:focus,textarea:focus{border-color:var(--orange);box-shadow:0 0 0 3px rgba(242,103,58,.16)}.form-note{grid-column:1/-1;font-size:12px;color:var(--muted);margin:0}.form-result{grid-column:1/-1;color:var(--green);font-size:13px;display:none}.form-result.show{display:block}
footer{background:var(--green);color:#dce9df;padding:62px 0 22px}.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.25fr;gap:35px}.footer-grid .logo{color:#fff}.footer-grid p{color:#bcd1c5;max-width:300px;font-size:14px}.footer-grid h4{color:var(--yellow);margin:0 0 12px;font-size:15px}.footer-grid ul{list-style:none;padding:0;margin:0;color:#bcd1c5;font-size:13px}.footer-grid li{margin:6px 0}.footer-grid a:hover{color:#fff}.footer-bottom{border-top:1px solid rgba(255,255,255,.18);margin-top:40px;padding-top:18px;display:flex;justify-content:space-between;gap:20px;font-size:12px;color:#bcd1c5}.footer-tools{display:flex;gap:20px}
:focus-visible{outline:3px solid var(--yellow);outline-offset:3px}
@media(max-width:1100px){.nav-links a{padding:9px 6px;font-size:13px}.nav-action{padding:11px 13px}.hero .container{grid-template-columns:1fr .8fr}.activity-layout{grid-template-columns:1fr}.feature-activity{min-height:0}.feature-activity img{height:250px}}
@media(max-width:800px){.container{width:min(var(--container),calc(100% - 36px))}.nav{height:70px}.menu-toggle{display:block;margin-left:auto}.nav-links{display:none;position:absolute;top:70px;left:0;right:0;background:var(--cream);padding:15px 18px 22px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.nav-links.open{display:flex}.nav-links a{padding:12px 15px}.nav-action{display:none}.hero,.hero .container{min-height:auto}.hero .container{display:block}.hero-copy{padding:75px 0 35px}.release-panel{margin:0 0 65px;max-width:420px}.intro-grid,.deep-grid,.faq-layout,.cta-grid{grid-template-columns:1fr;gap:30px}.metric-grid{grid-template-columns:1fr 1fr;gap:0}.metric-lead{grid-column:1/-1;border:0;padding:0 0 25px}.metric{padding:20px 15px}.metric:nth-child(3){border-right:0}.section{padding:70px 0}.section-head{display:block;margin-bottom:28px}.section-head p{margin-top:12px}.deep-grid img{height:320px}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:first-child{grid-column:1/-1}}
@media(max-width:520px){.topbar{height:auto;padding:7px 0}.topbar .container{font-size:11px}.topbar .container span{max-width:190px}.logo{font-size:20px}.logo-mark{width:31px;height:31px}.hero h1{font-size:42px}.hero-intro{font-size:16px}.hero-actions .btn{width:100%}.count-wrap{gap:16px}.count-ring{width:108px;height:108px}.activity-list,.route-grid{grid-template-columns:1fr}.activity-item{grid-template-columns:90px 1fr;gap:13px;padding:13px}.activity-item img{height:90px}.activity-item h3{font-size:16px}.metric strong{font-size:31px}.route{grid-template-columns:35px 1fr}.route .arrow-link{grid-column:2}.contact-form{grid-template-columns:1fr}.field.full,.form-note,.form-result{grid-column:auto}.footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}.footer-bottom{display:block}.footer-tools{margin-top:10px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}

/* roulang page: category5 */
:root{
 --orange:#f2673a;--orange-dark:#cf4525;--green:#123d36;--green-2:#1a5147;
 --cream:#fbf7ef;--sand:#f1eadc;--mint:#e2eee8;--yellow:#f5c84b;
 --ink:#17231f;--muted:#65716b;--line:#dfe3db;--white:#fffdf9;
 --shadow:0 18px 50px rgba(18,61,54,.10);--shadow-small:0 8px 24px rgba(18,61,54,.09);
 --radius:18px;--radius-sm:11px;--container:1280px;--ease:all .28s ease
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--cream);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;font-size:16px;line-height:1.8}
img{display:block;width:100%;height:auto;object-fit:cover}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit}
button{cursor:pointer;border:0}
h1,h2,h3,h4,p{margin-top:0}
h1{font-size:clamp(40px,5vw,68px);line-height:1.16;letter-spacing:-.06em;margin:16px 0 22px}
h2{font-size:clamp(28px,3.2vw,43px);line-height:1.25;letter-spacing:-.045em;margin:12px 0 16px}
h3{font-size:21px;line-height:1.35;margin:0 0 10px}
.container{width:min(var(--container),calc(100% - 56px));margin:0 auto}
.topbar{height:39px;background:var(--green);color:#dce9df;font-size:12px}
.topbar .container{height:100%;display:flex;align-items:center;justify-content:space-between;gap:20px}
.topbar a{color:#fff;font-weight:700}.topbar a:hover{color:var(--yellow)}
.nav-wrap{background:rgba(251,247,239,.98);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.nav{height:82px;display:flex;align-items:center;gap:28px}
.logo{display:flex;align-items:center;gap:11px;white-space:nowrap;font-size:23px;font-weight:900;color:var(--green);letter-spacing:-.06em}
.logo-mark{width:35px;height:35px;background:var(--orange);border-radius:50% 50% 50% 8px;position:relative;transform:rotate(-15deg)}
.logo-mark:before,.logo-mark:after{content:"";position:absolute;background:var(--cream);height:3px;border-radius:3px;transform:rotate(-28deg)}
.logo-mark:before{width:19px;left:8px;top:12px}.logo-mark:after{width:12px;left:8px;top:20px}
.nav-links{display:flex;align-items:center;gap:3px;margin-left:auto}
.nav-links a{font-size:14px;color:#45564f;padding:10px 10px;border-radius:8px;transition:var(--ease);white-space:nowrap}
.nav-links a:hover,.nav-links a.active{background:var(--mint);color:var(--green);font-weight:800}
.nav-action,.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:8px;padding:13px 20px;font-weight:800;transition:var(--ease)}
.nav-action,.btn-primary{background:var(--orange);color:#fff}.nav-action{font-size:14px;margin-left:7px}
.nav-action:hover,.btn-primary:hover{background:var(--orange-dark);transform:translateY(-2px);box-shadow:0 8px 18px rgba(242,103,58,.25)}
.btn-outline{border:1px solid var(--green);color:var(--green);background:transparent}
.btn-outline:hover{background:var(--green);color:#fff;transform:translateY(-2px)}
.btn:active,.nav-action:active{transform:translateY(1px)}
.btn:focus-visible,.nav a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid rgba(242,103,58,.45);outline-offset:3px}
.menu-toggle{display:none;background:transparent;color:var(--green);font-size:25px;padding:6px}
.hero-inner{display:grid;grid-template-columns:1.05fr .95fr;min-height:560px;align-items:center;gap:64px;padding:72px 0}
.breadcrumb{display:flex;gap:9px;color:var(--muted);font-size:13px;margin-bottom:30px}.breadcrumb a:hover{color:var(--orange-dark)}
.eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--orange-dark);font-size:13px;font-weight:800;letter-spacing:.1em}
.eyebrow:before{content:"";width:24px;height:3px;background:var(--orange);display:inline-block;transform:skew(-24deg)}
.hero-copy p{color:var(--muted);max-width:610px;font-size:18px;line-height:1.9}
.hero-actions{display:flex;gap:13px;flex-wrap:wrap;margin-top:30px}
.hero-portrait{position:relative;height:430px;background:var(--green);border-radius:24px 24px 24px 72px;overflow:hidden;box-shadow:var(--shadow)}
.hero-portrait img{height:100%;opacity:.7}
.hero-portrait:after{content:"";position:absolute;inset:0;background:linear-gradient(25deg,rgba(18,61,54,.88),transparent 65%)}
.profile-card{position:absolute;z-index:2;left:28px;bottom:26px;color:#fff}
.profile-card strong{display:block;font-size:26px}.profile-card span{color:#d8e8dc;font-size:14px}
.case-badge{position:absolute;z-index:3;right:22px;top:22px;background:var(--yellow);color:var(--green);padding:12px 16px;border-radius:10px;font-weight:900;font-size:13px}
.section{padding:92px 0}.section-white{background:var(--white)}.section-green{background:var(--green);color:#fff}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:38px}
.section-head p{max-width:610px;color:var(--muted);margin:0}.section-green .section-head p{color:#d4e3d9}
.feature-case{display:grid;grid-template-columns:7fr 5fr;gap:28px;align-items:stretch}
.feature-image{min-height:440px;border-radius:var(--radius);overflow:hidden;position:relative;background:var(--green)}
.feature-image img{height:100%}.feature-image:after{content:"";position:absolute;inset:45% 0 0;background:linear-gradient(transparent,rgba(10,35,30,.9))}
.feature-caption{position:absolute;z-index:2;bottom:25px;left:28px;right:28px;color:#fff}
.feature-caption p{color:#e0eee5;max-width:620px}
.tag{display:inline-flex;align-items:center;padding:4px 10px;border-radius:30px;background:var(--mint);color:var(--green);font-size:12px;font-weight:800;margin-bottom:15px}
.tag.orange{background:#fff0e7;color:var(--orange-dark)}.tag.yellow{background:var(--yellow)}
.case-side{display:flex;flex-direction:column;gap:12px}
.case-item{background:var(--sand);padding:22px 24px;border-left:4px solid transparent;transition:var(--ease);flex:1}
.case-item:nth-child(2){background:var(--mint)}.case-item:nth-child(3){background:#fff0e6}
.case-item:hover{border-color:var(--orange);transform:translateX(4px);box-shadow:var(--shadow-small)}
.case-meta,.list-meta{display:flex;gap:12px;align-items:center;color:var(--muted);font-size:12px;margin-bottom:8px}
.case-meta b{color:var(--orange-dark)}
.case-item p{font-size:14px;color:var(--muted);line-height:1.65;margin:0 0 8px}
.arrow-link{color:var(--green);font-size:14px;font-weight:800}.arrow-link:after{content:"  →";color:var(--orange);font-size:18px}
.route-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.route{padding:28px;background:var(--white);border:1px solid var(--line);border-radius:var(--radius-sm);min-height:220px}
.route:nth-child(2){margin-top:28px;background:var(--yellow);border-color:var(--yellow)}
.route:nth-child(3){margin-top:56px;background:var(--orange);color:#fff;border-color:var(--orange)}
.route .number{font-size:34px;font-weight:900;color:var(--orange);line-height:1}.route:nth-child(2) .number,.route:nth-child(3) .number{color:var(--green)}
.route p{font-size:14px;line-height:1.75;color:var(--muted)}.route:nth-child(3) p{color:#fff1e9}
.case-index{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.index-row{display:grid;grid-template-columns:74px 1fr 130px;gap:20px;align-items:center;padding:20px 0;border-bottom:1px solid var(--line)}
.index-row .no{font-size:30px;font-weight:900;color:var(--orange)}
.index-row p{margin:0;color:var(--muted);font-size:14px}.index-row img{height:76px;border-radius:9px}
.detail{display:grid;grid-template-columns:4fr 8fr;gap:52px;align-items:start}.detail-aside{position:sticky;top:110px}
.detail-aside h3{font-size:27px}.detail-aside p{color:var(--muted)}
.detail-copy{font-size:17px;color:#43534c}.detail-copy p{margin-bottom:20px}.detail-copy blockquote{margin:28px 0;padding:23px 28px;background:var(--mint);border-left:4px solid var(--orange);font-size:20px;color:var(--green);font-weight:700}
.facts{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:28px}.fact{padding:19px;background:var(--sand);border-radius:10px}.fact strong{display:block;color:var(--orange-dark);font-size:25px}.fact span{font-size:13px;color:var(--muted)}
.faq-list{max-width:900px;margin:auto}.faq-item{border-bottom:1px solid var(--line)}.faq-item summary{cursor:pointer;list-style:none;padding:21px 4px;font-weight:800;color:var(--green);display:flex;justify-content:space-between}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary:after{content:"+";font-size:24px;color:var(--orange)}.faq-item[open] summary:after{content:"−"}.faq-answer{padding:0 38px 22px 4px;color:var(--muted);font-size:15px}
.cta{background:var(--orange);color:#fff;border-radius:var(--radius);padding:44px 48px;display:flex;justify-content:space-between;align-items:center;gap:28px}.cta p{color:#fff0e8;max-width:650px;margin:0}.cta .btn{background:var(--green);color:#fff}.cta .btn:hover{background:#092d27;transform:translateY(-2px)}
footer{background:var(--green);color:#dce9df;padding:64px 0 22px}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.25fr;gap:38px}.footer-grid .logo{color:#fff}.footer-grid p{color:#b8cec1;font-size:14px;max-width:300px;margin-top:18px}.footer-grid h4{color:var(--yellow);margin:0 0 15px}.footer-grid ul{list-style:none;padding:0;margin:0}.footer-grid li{font-size:13px;margin:8px 0;color:#b8cec1}.footer-grid li a:hover{color:#fff}.footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid rgba(255,255,255,.18);padding-top:20px;margin-top:45px;color:#a9c0b4;font-size:12px}.footer-tools{display:flex;gap:20px}.footer-tools a:hover{color:var(--yellow)}
@media(max-width:1050px){.nav-links{gap:0}.nav-links a{padding:8px 6px;font-size:13px}.nav-action{padding:11px 13px}.hero-inner{gap:35px}.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:768px){.container{width:min(var(--container),calc(100% - 36px))}.topbar{height:auto;padding:8px 0}.nav{height:70px}.menu-toggle{display:block;margin-left:auto}.nav-action{display:none}.nav-links{position:fixed;inset:109px 18px auto 18px;background:var(--white);box-shadow:var(--shadow);border:1px solid var(--line);border-radius:14px;padding:14px;display:none;flex-direction:column;align-items:stretch;z-index:30}.nav-links.open{display:flex}.nav-links a{padding:12px 14px}.hero-inner{grid-template-columns:1fr;padding:48px 0 64px;min-height:0}.hero-portrait{height:330px}.section{padding:68px 0}.section-head{display:block;margin-bottom:28px}.section-head p{margin-top:12px}.feature-case,.detail{grid-template-columns:1fr;gap:20px}.feature-image{min-height:350px}.detail-aside{position:static}.route-grid{grid-template-columns:1fr}.route:nth-child(2),.route:nth-child(3){margin-top:0}.case-index{grid-template-columns:1fr}.cta{display:block;padding:32px 26px}.cta .btn{margin-top:22px}.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:520px){h1{font-size:40px}.hero-copy p{font-size:16px}.hero-actions .btn{width:100%}.hero-portrait{height:290px;border-radius:18px 18px 18px 46px}.feature-image{min-height:290px}.index-row{grid-template-columns:48px 1fr;gap:12px}.index-row img{grid-column:2;width:100%;height:120px}.facts{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.footer-bottom{display:block}.footer-tools{margin-top:12px}.topbar .container{align-items:flex-start;flex-direction:column;gap:2px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}

/* roulang page: category6 */
:root{
      --orange:#f2673a;
      --orange-dark:#cf4525;
      --green:#123d36;
      --green-2:#1a5147;
      --cream:#fbf7ef;
      --sand:#f1eadc;
      --mint:#e2eee8;
      --yellow:#f5c84b;
      --ink:#17231f;
      --muted:#65716b;
      --line:#dfe3db;
      --white:#fffdf9;
      --shadow:0 18px 50px rgba(18,61,54,.10);
      --shadow-small:0 8px 24px rgba(18,61,54,.09);
      --radius:18px;
      --radius-sm:11px;
      --container:1280px;
      --ease:all .28s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--cream);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;font-size:16px;line-height:1.8}
    img{display:block;width:100%;height:auto;object-fit:cover}
    a{color:inherit;text-decoration:none}
    button,input,select,textarea{font:inherit}
    button{cursor:pointer;border:0}
    h1,h2,h3,h4,p{margin-top:0}
    h1,h2,h3,h4{line-height:1.25;letter-spacing:-.045em}
    h1{font-size:clamp(42px,6vw,72px);margin-bottom:24px}
    h2{font-size:clamp(30px,4vw,46px);margin-bottom:14px}
    h3{font-size:22px;margin-bottom:10px}
    .container{width:min(var(--container),calc(100% - 56px));margin:0 auto}
    .eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--orange-dark);font-size:13px;font-weight:800;letter-spacing:.12em}
    .eyebrow:before{content:"";width:24px;height:3px;background:var(--orange);display:inline-block;transform:skew(-24deg)}
    .topbar{height:39px;background:var(--green);color:#dce9df;font-size:12px}
    .topbar .container{height:100%;display:flex;align-items:center;justify-content:space-between;gap:20px}
    .topbar a{color:#fff;font-weight:700}
    .topbar a:hover{color:var(--yellow)}
    .nav-wrap{background:rgba(251,247,239,.97);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
    .nav{height:82px;display:flex;align-items:center;gap:30px}
    .logo{display:flex;align-items:center;gap:11px;white-space:nowrap;font-size:23px;font-weight:900;color:var(--green);letter-spacing:-.06em}
    .logo-mark{width:35px;height:35px;background:var(--orange);border-radius:50% 50% 50% 8px;position:relative;transform:rotate(-15deg)}
    .logo-mark:before,.logo-mark:after{content:"";position:absolute;background:var(--cream);height:3px;border-radius:3px;transform:rotate(-28deg)}
    .logo-mark:before{width:19px;left:8px;top:12px}
    .logo-mark:after{width:12px;left:8px;top:20px}
    .nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
    .nav-links a{font-size:14px;color:#45564f;padding:10px 11px;border-radius:8px;transition:var(--ease);white-space:nowrap}
    .nav-links a:hover,.nav-links a.active{background:var(--mint);color:var(--green);font-weight:800}
    .nav-action,.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border-radius:8px;padding:13px 20px;font-weight:800;transition:var(--ease)}
    .nav-action{background:var(--orange);color:#fff;font-size:14px;margin-left:8px}
    .nav-action:hover,.btn-primary:hover{background:var(--orange-dark);transform:translateY(-2px);box-shadow:0 8px 18px rgba(242,103,58,.25)}
    .menu-toggle{display:none;background:transparent;color:var(--green);font-size:25px;padding:6px}
    .hero-inner{background:var(--green);color:#fff;position:relative;overflow:hidden}
    .hero-inner:after{content:"";position:absolute;width:480px;height:480px;border:1px solid rgba(245,200,75,.42);border-radius:50%;right:-160px;top:-180px}
    .hero-inner .container{position:relative;z-index:1;min-height:515px;display:grid;grid-template-columns:7fr 5fr;gap:60px;align-items:center;padding-top:45px;padding-bottom:45px}
    .hero-copy{max-width:700px}
    .hero-copy .eyebrow{color:var(--yellow)}
    .hero-copy p{font-size:18px;color:#dcebe2;max-width:650px;margin-bottom:28px}
    .crumbs{font-size:13px;color:#a9c1b4;margin-bottom:24px}
    .crumbs a:hover{color:var(--yellow)}
    .hero-image{position:relative;transform:rotate(2deg);border:10px solid var(--cream);box-shadow:var(--shadow);border-radius:20px;overflow:hidden}
    .hero-image img{height:330px}
    .image-note{position:absolute;left:18px;bottom:18px;background:var(--orange);color:#fff;padding:8px 13px;font-size:12px;font-weight:800;transform:rotate(-2deg)}
    .btn-primary{background:var(--orange);color:#fff}
    .btn-light{color:#fff;border:1px solid rgba(255,255,255,.45);background:rgba(255,255,255,.08)}
    .btn-light:hover{background:#fff;color:var(--green);transform:translateY(-2px)}
    .section{padding:96px 0}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:40px}
    .section-head p{max-width:600px;color:var(--muted);margin:0}
    .intro-layout{display:grid;grid-template-columns:4fr 8fr;gap:55px;align-items:start}
    .intro-layout h2{max-width:390px}
    .intro-text{font-size:17px;color:#45534c}
    .intro-text p{margin-bottom:22px}
    .fact-list{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:28px}
    .fact{background:var(--white);border:1px solid var(--line);padding:18px;border-radius:var(--radius-sm)}
    .fact strong{display:block;color:var(--orange);font-size:28px;line-height:1.2}
    .fact span{font-size:13px;color:var(--muted)}
    .cases-section{background:var(--white)}
    .case-index{display:grid;grid-template-columns:1fr 1fr;gap:0 45px;border-top:1px solid var(--line)}
    .case-item{display:grid;grid-template-columns:72px 1fr;gap:22px;padding:28px 0;border-bottom:1px solid var(--line);transition:var(--ease)}
    .case-item:hover{padding-left:8px}
    .case-no{font-size:28px;color:var(--orange);font-weight:900;line-height:1}
    .case-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:12px;color:var(--muted);margin-bottom:8px}
    .tag{display:inline-flex;align-items:center;padding:4px 9px;border-radius:30px;background:var(--mint);color:var(--green);font-size:12px;font-weight:800}
    .tag.orange{background:#fff0e7;color:var(--orange-dark)}
    .case-item p{color:var(--muted);font-size:14px;line-height:1.75;margin-bottom:13px}
    .arrow-link{color:var(--green);font-size:14px;font-weight:800}
    .arrow-link:after{content:" →";color:var(--orange);font-size:18px}
    .feature-section{background:var(--sand)}
    .feature-layout{display:grid;grid-template-columns:5fr 7fr;gap:38px;align-items:stretch}
    .feature-photo{min-height:440px;border-radius:var(--radius);overflow:hidden;position:relative}
    .feature-photo img{height:100%}
    .feature-photo:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(18,61,54,.75),transparent 55%)}
    .photo-caption{position:absolute;z-index:1;bottom:25px;left:28px;color:#fff}
    .feature-copy{background:var(--green);color:#fff;border-radius:var(--radius);padding:45px}
    .feature-copy p{color:#d9e8df}
    .feature-copy blockquote{border-left:3px solid var(--yellow);padding-left:20px;margin:28px 0;color:#fff0cf;font-size:19px}
    .feature-points{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:30px}
    .feature-points div{border-top:1px solid rgba(255,255,255,.25);padding-top:14px}
    .feature-points strong{display:block;color:var(--yellow);font-size:20px}
    .feature-points span{font-size:13px;color:#c4d7cc}
    .process{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:32px}
    .process-item{padding:25px 20px;background:var(--white);border:1px solid var(--line);border-radius:var(--radius-sm);position:relative}
    .process-item:not(:last-child):after{content:"→";position:absolute;right:-18px;top:38px;color:var(--orange);font-size:24px;z-index:2}
    .process-item b{display:block;color:var(--orange);font-size:13px;margin-bottom:18px}
    .process-item p{font-size:14px;color:var(--muted);margin:0}
    .faq-section{background:var(--mint)}
    .faq-layout{display:grid;grid-template-columns:4fr 8fr;gap:70px}
    .faq-layout > div > p{color:var(--muted)}
    .faq-list details{background:var(--white);border-bottom:1px solid var(--line);padding:0 22px;margin-bottom:10px;border-radius:10px}
    .faq-list details[open]{box-shadow:var(--shadow-small)}
    summary{cursor:pointer;list-style:none;padding:19px 32px 19px 0;font-weight:800;position:relative}
    summary::-webkit-details-marker{display:none}
    summary:after{content:"+";position:absolute;right:0;color:var(--orange);font-size:23px;top:13px}
    details[open] summary:after{content:"−"}
    details p{color:var(--muted);font-size:14px;padding:0 0 19px;margin:0}
    .cta{background:var(--orange);color:#fff;padding:68px 0}
    .cta-layout{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
    .cta h2{margin-bottom:14px}
    .cta p{color:#fff1e9;margin:0;max-width:560px}
    .contact-form{background:var(--white);color:var(--ink);padding:26px;border-radius:var(--radius);display:grid;grid-template-columns:1fr 1fr;gap:15px}
    .field{display:flex;flex-direction:column;gap:5px}
    .field.full{grid-column:1/-1}
    label{font-size:13px;font-weight:800;color:var(--green)}
    input,select,textarea{width:100%;border:1px solid var(--line);background:#fff;padding:11px 13px;border-radius:8px;outline:0;color:var(--ink)}
    textarea{resize:vertical;min-height:90px}
    input::placeholder,textarea::placeholder{color:#98a29c}
    input:focus,select:focus,textarea:focus{border-color:var(--orange);box-shadow:0 0 0 3px rgba(242,103,58,.18)}
    .form-note{grid-column:1/-1;font-size:12px;color:var(--muted);margin:0}
    .form-success{display:none;grid-column:1/-1;background:var(--mint);color:var(--green);padding:10px;border-radius:7px;font-size:13px}
    .form-success.show{display:block}
    .form-btn{grid-column:1/-1;justify-self:start;background:var(--green);color:#fff;padding:12px 22px;border-radius:8px;font-weight:800}
    .form-btn:hover{background:var(--green-2);transform:translateY(-2px)}
    footer{background:var(--green);color:#d8e7dd;padding:62px 0 24px}
    .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:45px}
    footer .logo{color:#fff}
    footer .logo-mark{background:var(--orange)}
    footer p{font-size:14px;max-width:300px;color:#b9cec1}
    footer h4{color:#fff;font-size:15px;margin-bottom:16px}
    footer ul{list-style:none;padding:0;margin:0}
    footer li{font-size:13px;margin:7px 0;color:#b9cec1}
    footer li a:hover,.footer-tools a:hover{color:var(--yellow)}
    .footer-bottom{border-top:1px solid rgba(255,255,255,.18);margin-top:45px;padding-top:20px;display:flex;justify-content:space-between;gap:20px;font-size:12px;color:#a9c1b4}
    .footer-tools{display:flex;gap:20px}
    .footer-tools a{color:#dce9df}
    :focus-visible{outline:3px solid var(--yellow);outline-offset:3px}
    .disabled{opacity:.5;pointer-events:none}
    @media(max-width:1100px){
      .nav{gap:15px}.nav-links a{padding:9px 6px;font-size:13px}.nav-action{padding:11px 14px}
      .hero-inner .container{gap:30px}.case-index{gap:0 25px}
    }
    @media(max-width:800px){
      .container{width:min(var(--container),calc(100% - 36px))}
      .menu-toggle{display:block;margin-left:auto}
      .nav-action{display:none}
      .nav-links{display:none;position:absolute;left:18px;right:18px;top:72px;background:var(--white);padding:14px;box-shadow:var(--shadow);border:1px solid var(--line);border-radius:12px;flex-direction:column;align-items:stretch}
      .nav-links.open{display:flex}.nav-links a{padding:12px 14px}
      .hero-inner .container,.intro-layout,.feature-layout,.faq-layout,.cta-layout{grid-template-columns:1fr}
      .hero-inner .container{min-height:auto;padding:78px 0 70px}
      .hero-image{max-width:600px;transform:none}.hero-image img{height:280px}
      .section{padding:70px 0}.section-head{display:block}.section-head p{margin-top:14px}
      .case-index{grid-template-columns:1fr}
      .process{grid-template-columns:repeat(2,1fr)}
      .process-item:not(:last-child):after{display:none}
      .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
    }
    @media(max-width:520px){
      h1{font-size:42px}.hero-copy p{font-size:16px}
      .hero-actions{flex-direction:column;align-items:stretch}.hero-actions .btn{width:100%}
      .fact-list,.feature-points,.process,.contact-form{grid-template-columns:1fr}
      .feature-copy{padding:30px 24px}.feature-photo{min-height:300px}
      .field.full,.form-note,.form-btn{grid-column:auto}
      .footer-grid{grid-template-columns:1fr}.footer-bottom{display:block}.footer-tools{margin-top:12px}
      .topbar .container{font-size:11px}.topbar .container span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
    }
    @media(prefers-reduced-motion:reduce){
      *,*:before,*:after{scroll-behavior:auto!important;transition:none!important}
    }

/* roulang page: category7 */
:root{--orange:#f2673a;--orange-dark:#cf4525;--green:#123d36;--green-2:#1a5147;--cream:#fbf7ef;--sand:#f1eadc;--mint:#e2eee8;--yellow:#f5c84b;--ink:#17231f;--muted:#65716b;--line:#dfe3db;--white:#fffdf9;--shadow:0 18px 50px rgba(18,61,54,.1);--shadow-small:0 8px 24px rgba(18,61,54,.09);--radius:18px;--radius-sm:11px;--container:1280px;--ease:all .28s ease}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--cream);color:var(--ink);font:16px/1.8 "PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif}img{display:block;width:100%;height:auto;object-fit:cover}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button{cursor:pointer;border:0}.container{width:min(var(--container),calc(100% - 56px));margin:auto}.topbar{height:39px;background:var(--green);color:#dce9df;font-size:12px}.topbar .container{height:100%;display:flex;align-items:center;justify-content:space-between}.topbar a{color:#fff;font-weight:700}.topbar a:hover{color:var(--yellow)}.nav-wrap{position:sticky;top:0;z-index:20;background:rgba(251,247,239,.97);border-bottom:1px solid var(--line)}.nav{height:82px;display:flex;align-items:center;gap:25px}.logo{display:flex;align-items:center;gap:11px;white-space:nowrap;font-size:23px;font-weight:900;color:var(--green);letter-spacing:-.06em}.logo-mark{width:35px;height:35px;background:var(--orange);border-radius:50% 50% 50% 8px;position:relative;transform:rotate(-15deg)}.logo-mark:before,.logo-mark:after{content:"";position:absolute;background:var(--cream);height:3px;border-radius:3px;transform:rotate(-28deg)}.logo-mark:before{width:19px;left:8px;top:12px}.logo-mark:after{width:12px;left:8px;top:20px}.nav-links{display:flex;align-items:center;gap:3px;margin-left:auto}.nav-links a{font-size:14px;color:#45564f;padding:10px 10px;border-radius:8px;transition:var(--ease);white-space:nowrap}.nav-links a:hover,.nav-links a.active{background:var(--mint);color:var(--green);font-weight:800}.nav-action,.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:8px;padding:13px 20px;font-weight:800;transition:var(--ease)}.nav-action,.btn-primary{background:var(--orange);color:#fff}.nav-action:hover,.btn-primary:hover{background:var(--orange-dark);transform:translateY(-2px);box-shadow:0 8px 18px rgba(242,103,58,.25)}.menu-toggle{display:none;background:transparent;color:var(--green);font-size:25px;padding:6px}.section{padding:96px 0}.eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--orange-dark);font-size:13px;font-weight:800;letter-spacing:.12em}.eyebrow:before{content:"";width:24px;height:3px;background:var(--orange);display:inline-block;transform:skew(-24deg)}h1,h2,h3,h4,p{margin-top:0}h1{font-size:clamp(42px,6vw,72px);line-height:1.12;letter-spacing:-.06em;margin:18px 0}h2{font-size:clamp(30px,4vw,44px);line-height:1.2;letter-spacing:-.04em;margin:12px 0 18px}h3{font-size:21px;line-height:1.35;margin-bottom:10px}.section-head{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:40px}.section-head p{max-width:620px;color:var(--muted);margin:0}.hero{min-height:590px;color:#fff;position:relative;overflow:hidden;background:var(--green) url("/assets/images/backpic/back-3.webp") center/cover no-repeat}.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(9,36,31,.96),rgba(9,36,31,.72) 52%,rgba(9,36,31,.18))}.hero .container{position:relative;z-index:1;min-height:590px;display:grid;grid-template-columns:7fr 5fr;align-items:center;gap:50px}.hero-copy{padding:50px 0}.hero .eyebrow{color:var(--yellow)}.hero-intro{font-size:18px;color:#e4eee6;max-width:680px}.hero-actions{display:flex;flex-wrap:wrap;gap:13px;margin:28px 0}.btn-light{color:#fff;border:1px solid rgba(255,255,255,.45);background:rgba(255,255,255,.08)}.btn-light:hover{background:#fff;color:var(--green)}.coupon{justify-self:end;width:min(390px,100%);background:var(--yellow);color:var(--green);padding:30px;border-radius:20px 20px 60px 20px;transform:rotate(2deg);box-shadow:0 22px 40px rgba(0,0,0,.2)}.coupon small{font-weight:800;color:var(--green-2)}.coupon strong{display:block;font-size:53px;line-height:1;margin:12px 0}.coupon p{font-size:15px;line-height:1.6}.coupon .btn{background:var(--green);color:#fff;width:100%;margin-top:12px}.coupon .btn:hover{background:var(--green-2)}.crumb{padding:18px 0;color:var(--muted);font-size:13px}.intro{background:var(--white)}.intro-grid{display:grid;grid-template-columns:4fr 8fr;gap:60px;align-items:start}.intro-copy{font-size:18px;line-height:2;color:#405049}.note{border-left:4px solid var(--orange);padding:8px 0 8px 24px;color:var(--muted)}.updates{background:var(--sand)}.update-layout{display:grid;grid-template-columns:5fr 7fr;gap:34px}.feature-update{background:var(--green);color:#fff;border-radius:var(--radius);overflow:hidden}.feature-update img{height:245px}.feature-update .pad{padding:28px}.feature-update p{color:#dbe9df}.tag{display:inline-flex;padding:4px 10px;border-radius:30px;background:var(--mint);color:var(--green);font-size:12px;font-weight:800}.tag.orange{background:#ffe0d4;color:var(--orange-dark)}.update-list{display:flex;flex-direction:column;gap:12px}.update-item{background:var(--white);border:1px solid var(--line);border-radius:var(--radius-sm);padding:20px 23px;display:grid;grid-template-columns:100px 1fr auto;gap:18px;align-items:center;transition:var(--ease)}.update-item:hover{transform:translateX(5px);border-color:var(--orange);box-shadow:var(--shadow-small)}.date{font-size:13px;color:var(--orange-dark);font-weight:800}.update-item h3{margin:0;font-size:18px}.update-item p{color:var(--muted);font-size:14px;margin:4px 0 0}.text-link{font-weight:800;color:var(--green);white-space:nowrap}.text-link:after{content:"  →";color:var(--orange)}.story{background:var(--white)}.story-grid{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center}.story img{height:390px;border-radius:var(--radius);}.story-copy p{color:var(--muted);line-height:2}.facts{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:25px}.fact{padding:18px;background:var(--mint);border-radius:var(--radius-sm)}.fact strong{display:block;font-size:29px;color:var(--orange-dark);line-height:1.2}.fact span{font-size:13px;color:var(--muted)}.channels{background:var(--green);color:#fff}.channel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.channel{padding:27px;border:1px solid rgba(255,255,255,.2);min-height:190px;border-radius:var(--radius-sm);transition:var(--ease)}.channel:hover{background:var(--green-2);transform:translateY(-4px)}.channel p{color:#c9dbd1;font-size:14px}.faq{background:var(--cream)}.faq-list{max-width:900px;margin:auto}.faq details{border-bottom:1px solid var(--line);padding:20px 0}.faq summary{cursor:pointer;font-size:18px;font-weight:800;list-style:none;display:flex;justify-content:space-between}.faq summary:after{content:"+";color:var(--orange);font-size:25px}.faq details[open] summary:after{content:"−"}.faq details p{color:var(--muted);max-width:780px;margin:14px 0 0}.cta{background:var(--orange);color:#fff}.cta-grid{display:grid;grid-template-columns:5fr 7fr;gap:50px;align-items:start}.cta p{color:#fff3ed}.contact-form{background:var(--white);color:var(--ink);padding:30px;border-radius:var(--radius);display:grid;grid-template-columns:1fr 1fr;gap:16px}.field{display:flex;flex-direction:column;gap:6px}.field.full{grid-column:1/-1}.field label{font-size:13px;font-weight:800}.field input,.field select,.field textarea{width:100%;border:1px solid var(--line);border-radius:8px;padding:11px 13px;background:#fff;outline:0}.field textarea{min-height:105px;resize:vertical}.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--orange);box-shadow:0 0 0 3px rgba(242,103,58,.18)}.form-note{font-size:12px;color:var(--muted);grid-column:1/-1}.form-success{display:none;color:var(--green);font-size:13px;grid-column:1/-1}.contact-form.sent .form-success{display:block}.contact-form.sent .btn{opacity:.65}.related{background:var(--sand)}.related-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.related a{padding:22px;background:var(--white);border-radius:var(--radius-sm);border:1px solid var(--line);font-weight:800;transition:var(--ease)}.related a:hover{border-color:var(--orange);color:var(--orange-dark);transform:translateY(-3px)}footer{background:var(--green);color:#dce9df;padding:68px 0 25px}footer .logo{color:#fff}footer p{color:#b9cec3;max-width:330px;font-size:14px}footer h4{color:var(--yellow);margin:0 0 12px}footer ul{list-style:none;padding:0;margin:0}footer li{font-size:13px;margin:5px 0;color:#b9cec3}footer a:hover{color:#fff}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.4fr;gap:35px}.footer-bottom{border-top:1px solid rgba(255,255,255,.18);margin-top:44px;padding-top:20px;display:flex;justify-content:space-between;font-size:12px;color:#b9cec3}.footer-tools{display:flex;gap:20px}@media(max-width:1100px){.nav-links a{padding:8px 6px;font-size:13px}.nav-action{display:none}.hero .container{grid-template-columns:1fr 350px}.footer-grid{grid-template-columns:2fr 1fr 1fr}}@media(max-width:800px){.container{width:min(100% - 36px,var(--container))}.nav{height:70px;justify-content:space-between}.menu-toggle{display:block}.nav-links{display:none;position:absolute;top:70px;left:0;right:0;background:var(--cream);padding:14px 18px;border-bottom:1px solid var(--line);box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.nav-links.open{display:flex}.nav-links a{padding:12px 14px}.hero,.hero .container{min-height:auto}.hero .container{display:block}.hero-copy{padding:74px 0 35px}.coupon{margin:10px 0 70px;transform:none}.section{padding:70px 0}.intro-grid,.update-layout,.story-grid,.cta-grid{grid-template-columns:1fr;gap:28px}.channel-grid{grid-template-columns:1fr 1fr}.related-grid{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1fr 1fr}.section-head{display:block}.section-head p{margin-top:12px}.update-item{grid-template-columns:85px 1fr}.update-item .text-link{grid-column:2}.story img{height:280px}}@media(max-width:520px){h1{font-size:40px}.hero-intro{font-size:16px}.channel-grid,.related-grid,.footer-grid,.facts,.contact-form{grid-template-columns:1fr}.field.full{grid-column:auto}.update-item{display:block}.update-item h3{margin-top:5px}.update-item .text-link{display:inline-block;margin-top:8px}.footer-bottom{display:block}.footer-tools{margin-top:10px}.topbar{height:auto;padding:8px 0}.topbar .container{display:block}.topbar a{margin-left:10px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}

/* roulang page: category2 */
:root{
 --orange:#f2673a;--orange-dark:#cf4525;--green:#123d36;--green-2:#1a5147;
 --cream:#fbf7ef;--sand:#f1eadc;--mint:#e2eee8;--yellow:#f5c84b;
 --ink:#17231f;--muted:#65716b;--line:#dfe3db;--white:#fffdf9;
 --shadow:0 18px 50px rgba(18,61,54,.10);--shadow-small:0 8px 24px rgba(18,61,54,.09);
 --radius:18px;--radius-sm:11px;--container:1280px;--ease:all .28s ease;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--cream);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;font-size:16px;line-height:1.8}
img{display:block;width:100%;height:auto;object-fit:cover}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit}
button{border:0;cursor:pointer}
h1,h2,h3,h4,p{margin-top:0}
h1{font-size:clamp(40px,5.2vw,68px);line-height:1.15;letter-spacing:-.055em;margin-bottom:24px}
h2{font-size:clamp(29px,3.4vw,43px);line-height:1.25;letter-spacing:-.04em;margin-bottom:14px}
h3{font-size:21px;line-height:1.4;margin-bottom:10px}
.container{width:min(var(--container),calc(100% - 56px));margin:0 auto}
.topbar{height:39px;background:var(--green);color:#dce9df;font-size:12px}
.topbar .container{height:100%;display:flex;align-items:center;justify-content:space-between;gap:20px}
.topbar a{color:#fff;font-weight:700}
.topbar a:hover{color:var(--yellow)}
.nav-wrap{background:rgba(251,247,239,.97);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.nav{height:82px;display:flex;align-items:center;gap:28px}
.logo{display:flex;align-items:center;gap:11px;white-space:nowrap;font-size:23px;font-weight:900;color:var(--green);letter-spacing:-.06em}
.logo-mark{width:35px;height:35px;background:var(--orange);border-radius:50% 50% 50% 8px;position:relative;transform:rotate(-15deg);flex:none}
.logo-mark:before,.logo-mark:after{content:"";position:absolute;background:var(--cream);height:3px;border-radius:3px;transform:rotate(-28deg)}
.logo-mark:before{width:19px;left:8px;top:12px}.logo-mark:after{width:12px;left:8px;top:20px}
.nav-links{display:flex;align-items:center;gap:3px;margin-left:auto}
.nav-links a{font-size:14px;color:#45564f;padding:10px 10px;border-radius:8px;transition:var(--ease);white-space:nowrap}
.nav-links a:hover,.nav-links a.active{background:var(--mint);color:var(--green);font-weight:800}
.nav-action,.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border-radius:8px;padding:13px 20px;font-weight:800;transition:var(--ease)}
.nav-action{background:var(--orange);color:#fff;font-size:14px;margin-left:7px}
.nav-action:hover,.btn-primary:hover{background:var(--orange-dark);transform:translateY(-2px);box-shadow:0 8px 18px rgba(242,103,58,.25)}
.menu-toggle{display:none;background:transparent;color:var(--green);font-size:25px;padding:6px}
.eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--orange-dark);font-size:13px;font-weight:800;letter-spacing:.12em}
.eyebrow:before{content:"";width:24px;height:3px;background:var(--orange);display:inline-block;transform:skew(-24deg)}
.btn-primary{background:var(--orange);color:#fff}.btn-light{color:#fff;border:1px solid rgba(255,255,255,.45);background:rgba(255,255,255,.08)}
.btn-light:hover{background:#fff;color:var(--green);transform:translateY(-2px)}
.btn-outline{border:1px solid var(--green);color:var(--green);background:transparent}
.btn-outline:hover{background:var(--green);color:#fff;transform:translateY(-2px)}
.hero-inner{display:grid;grid-template-columns:1.05fr .95fr;min-height:500px;align-items:stretch}
.hero-copy{padding:82px 55px 70px 0}
.hero-copy h1{max-width:680px;color:var(--green)}
.hero-copy h1 em{font-style:normal;color:var(--orange)}
.hero-copy p{max-width:650px;color:var(--muted);font-size:18px;margin-bottom:29px}
.breadcrumb{display:flex;gap:9px;color:var(--muted);font-size:13px;margin-bottom:31px}
.breadcrumb a:hover{color:var(--orange-dark)}
.hero-visual{min-height:500px;position:relative;overflow:hidden;border-radius:0 0 0 110px;background:var(--green)}
.hero-visual img{height:100%;opacity:.75}
.hero-visual:after{content:"";position:absolute;inset:0;background:linear-gradient(145deg,rgba(18,61,54,.15),rgba(18,61,54,.88))}
.hero-note{position:absolute;z-index:2;left:34px;bottom:34px;right:34px;color:#fff}
.hero-note strong{display:block;font-size:35px;line-height:1.2;color:var(--yellow)}
.hero-note span{color:#e0eee7;font-size:14px}
.section{padding:96px 0}.section-light{background:var(--white)}.section-sand{background:var(--sand)}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:38px}
.section-head p{max-width:590px;color:var(--muted);margin:0}
.intro-grid{display:grid;grid-template-columns:4fr 8fr;gap:70px}
.intro-grid h2{color:var(--green)}
.intro-text{font-size:18px;line-height:2;color:#41514a}
.intro-aside{border-left:3px solid var(--orange);padding-left:27px;color:var(--muted)}
.intro-aside strong{display:block;color:var(--green);font-size:28px;line-height:1.3;margin-bottom:8px}
.timeline{position:relative;max-width:1020px;margin:0 auto;padding:10px 0}
.timeline:before{content:"";position:absolute;left:104px;top:0;bottom:0;width:2px;background:#cbd8ce}
.timeline-item{display:grid;grid-template-columns:145px 1fr;gap:38px;position:relative;padding:0 0 38px}
.timeline-item:last-child{padding-bottom:0}
.timeline-item:before{content:"";position:absolute;left:98px;top:13px;width:14px;height:14px;border-radius:50%;background:var(--orange);border:4px solid var(--cream);box-shadow:0 0 0 1px var(--orange)}
.timeline-date{font-size:14px;color:var(--orange-dark);font-weight:900;padding-top:5px}
.timeline-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius-sm);padding:25px 28px;display:grid;grid-template-columns:1fr auto;gap:18px;transition:var(--ease)}
.timeline-card:hover{transform:translateX(5px);box-shadow:var(--shadow-small);border-color:#efb3a0}
.timeline-card h3{color:var(--green);margin:0}
.timeline-card p{grid-column:1/-1;margin:0;color:var(--muted);font-size:15px;line-height:1.75}
.meta{display:flex;flex-wrap:wrap;gap:9px;margin-bottom:10px}
.tag{display:inline-flex;align-items:center;min-height:26px;padding:2px 10px;border-radius:99px;background:var(--mint);color:var(--green);font-size:12px;font-weight:800}
.tag.orange{background:#fff0e8;color:var(--orange-dark)}
.read-link{color:var(--orange-dark);font-size:14px;font-weight:800;white-space:nowrap}
.read-link:hover{color:var(--green)}
.feature-grid{display:grid;grid-template-columns:7fr 5fr;gap:28px;align-items:stretch}
.feature-main{position:relative;min-height:430px;overflow:hidden;border-radius:var(--radius);background:var(--green);color:#fff}
.feature-main img{height:100%;position:absolute;inset:0;opacity:.65}
.feature-main:after{content:"";position:absolute;inset:35% 0 0;background:linear-gradient(transparent,rgba(8,31,26,.92))}
.feature-content{position:absolute;z-index:1;left:32px;right:32px;bottom:28px}
.feature-content p{color:#dfebe3;margin-bottom:16px}
.side-stack{display:flex;flex-direction:column;gap:18px}
.side-item{display:grid;grid-template-columns:125px 1fr;gap:18px;background:var(--mint);padding:15px;border-radius:var(--radius-sm)}
.side-item:nth-child(2){background:#fff0e5}.side-item img{height:112px;border-radius:9px}.side-item h3{font-size:18px;color:var(--green);margin:3px 0 5px}.side-item p{font-size:13px;line-height:1.65;color:var(--muted);margin:0}
.route{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--green)}
.route-item{padding:27px 25px 10px;border-right:1px solid var(--green);min-height:185px}.route-item:last-child{border:0}
.route-no{font-size:36px;font-weight:900;color:var(--orange);line-height:1;margin-bottom:20px}
.route-item h3{color:var(--green)}.route-item p{color:var(--muted);font-size:14px}
.faq-list{max-width:900px;margin:auto;border-top:1px solid var(--line)}
details{border-bottom:1px solid var(--line);padding:0 4px}
summary{list-style:none;cursor:pointer;padding:22px 38px 22px 0;font-size:18px;font-weight:800;color:var(--green);position:relative}
summary::-webkit-details-marker{display:none}
summary:after{content:"+";position:absolute;right:5px;top:17px;color:var(--orange);font-size:26px;font-weight:400}
details[open] summary:after{content:"−"}
details p{color:var(--muted);max-width:780px;padding:0 35px 22px 0;margin:0}
.cta{background:var(--green);color:#fff;padding:70px 0;position:relative;overflow:hidden}
.cta:after{content:"";position:absolute;width:390px;height:390px;border:1px solid rgba(245,200,75,.35);border-radius:50%;right:-110px;top:-170px}
.cta-grid{display:grid;grid-template-columns:1.3fr .7fr;gap:55px;align-items:center;position:relative;z-index:1}
.cta h2{color:#fff}.cta p{color:#d6e5dc;max-width:680px}
.cta-actions{display:flex;gap:12px;justify-content:flex-end;flex-wrap:wrap}
footer{background:#0d2e29;color:#c9d9d0;padding:65px 0 25px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:42px;border-bottom:1px solid rgba(255,255,255,.13)}
footer .logo{color:#fff}footer .logo-mark{background:var(--orange)}
footer p{font-size:14px;line-height:1.8;max-width:280px;color:#afc5bb}
footer h4{color:var(--yellow);font-size:14px;margin:5px 0 15px}
footer ul{list-style:none;padding:0;margin:0}footer li{font-size:13px;margin:7px 0;color:#afc5bb}
footer li a:hover,.footer-tools a:hover{color:var(--yellow)}
.footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:20px;font-size:12px;color:#94aea3}
.footer-tools{display:flex;gap:22px}
:focus-visible{outline:3px solid var(--yellow);outline-offset:3px}
@media(max-width:1100px){.nav{gap:15px}.nav-links a{padding:9px 6px;font-size:13px}.nav-action{padding:11px 13px}.intro-grid{gap:35px}}
@media(max-width:820px){
 .container{width:min(var(--container),calc(100% - 38px))}
 .topbar{height:auto;min-height:39px}.topbar .container{padding:7px 0}
 .nav{height:70px}.nav-links,.nav-action{display:none}.menu-toggle{display:block;margin-left:auto}
 .nav-links.open{display:flex;position:absolute;left:19px;right:19px;top:70px;background:var(--white);padding:14px;box-shadow:var(--shadow);border:1px solid var(--line);border-radius:0 0 14px 14px;flex-direction:column;align-items:stretch}
 .nav-links.open a{padding:11px 14px}.nav-links.open:after{content:"";display:block}
 .hero-inner{display:block}.hero-copy{padding:60px 0 48px}.hero-visual{min-height:340px;border-radius:0 0 0 65px}
 .section{padding:70px 0}.section-head{display:block}.section-head p{margin-top:12px}
 .intro-grid,.feature-grid,.cta-grid{grid-template-columns:1fr;gap:30px}
 .timeline:before{left:9px}.timeline-item{display:block;padding-left:35px}.timeline-item:before{left:2px}.timeline-date{margin-bottom:8px}
 .route{grid-template-columns:1fr}.route-item{border-right:0;border-bottom:1px solid var(--green);min-height:auto;padding:22px 0}
 .cta-actions{justify-content:flex-start}.footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media(max-width:520px){
 h1{font-size:40px}.hero-copy p{font-size:16px}.hero-visual{min-height:280px}
 .timeline-card{display:block;padding:20px}.timeline-card .read-link{display:inline-block;margin-top:12px}
 .feature-main{min-height:350px}.side-item{grid-template-columns:95px 1fr;gap:12px}.side-item img{height:95px}
 .footer-grid{grid-template-columns:1fr}.footer-bottom{display:block}.footer-tools{margin-top:10px}
}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}