/* roulang page: index */
:root{--ink:#242323;--paper:#f6f1e9;--clay:#d66d4f;--sage:#668176;--mist:#e7ddd0;--line:rgba(36,35,35,.16);--muted:#655f58;--r:22px}
    *{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;line-height:1.8}a{text-decoration:none;color:inherit}img{display:block;max-width:100%;object-fit:cover}button,input,select,textarea{font:inherit}button{cursor:pointer}.shell{max-width:1280px;margin:auto;padding:0 32px}.grain{background-image:radial-gradient(rgba(36,35,35,.11) .65px,transparent .65px);background-size:9px 9px}.site-header{position:sticky;top:0;z-index:30;background:rgba(246,241,233,.92);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}.nav-link{font-size:14px;padding:9px 11px;border-radius:999px;white-space:nowrap;transition:.2s}.nav-link:hover,.nav-link.active{background:var(--ink);color:var(--paper)}.brand-mark{width:32px;height:32px;border-radius:50%;display:grid;place-items:center;background:var(--clay);color:white;font-weight:800}.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:11px 20px;border-radius:999px;border:1px solid var(--ink);font-weight:700;transition:transform .22s,background .22s,color .22s,box-shadow .22s}.btn:hover{transform:translateY(-2px);box-shadow:4px 5px 0 var(--ink)}.btn:focus,.faq-q:focus,input:focus,select:focus,textarea:focus{outline:3px solid rgba(214,109,79,.42);outline-offset:3px}.btn-dark{background:var(--ink);color:white}.btn-clay{background:var(--clay);color:white;border-color:var(--clay)}.btn-ghost{background:transparent}.eyebrow{font-size:12px;letter-spacing:.18em;font-weight:800;color:var(--clay)}.section{padding:86px 0}.section-title{font-size:clamp(30px,4vw,51px);line-height:1.18;letter-spacing:-.055em;font-weight:850}.intro{font-size:16px;color:var(--muted);max-width:720px}.rule{height:1px;background:var(--line)}.reveal{animation:rise .7s both}@keyframes rise{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}.hero{position:relative;overflow:hidden;min-height:650px;background:#292726;color:#fff}.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(22,21,20,.91),rgba(22,21,20,.54),rgba(22,21,20,.2)),url("/assets/images/backpic/back-1.webp") center/cover}.burst{position:absolute;right:10%;top:120px;width:140px;height:140px;border-radius:50%;display:grid;place-items:center;text-align:center;background:var(--clay);color:#fff;font-size:13px;line-height:1.35;font-weight:800;transform:rotate(12deg);box-shadow:0 0 0 8px rgba(255,255,255,.13)}.metric{border-left:1px solid rgba(255,255,255,.35);padding-left:18px}.metric b{font-size:28px;line-height:1;display:block}.soft-card,.news-row,.faq-item{border:1px solid var(--line);background:rgba(255,255,255,.44);border-radius:var(--r)}.soft-card{transition:.24s}.soft-card:hover{transform:translateY(-4px);border-color:var(--clay)}.image-wrap{overflow:hidden;border-radius:18px}.image-wrap img{transition:transform .45s;width:100%;height:100%}.image-wrap:hover img{transform:scale(1.045)}.dark-zone{background:var(--ink);color:#fff}.index-no{font-size:12px;letter-spacing:.18em;color:var(--clay);font-weight:800}.compare-side{padding:34px;border-radius:22px;border:1px solid var(--line)}.compare-side.good{background:#dce5dc;border-color:#97aa9e}.list-check li{padding:12px 0;border-bottom:1px solid var(--line)}.list-check li:before{content:"✓";color:var(--clay);font-weight:900;margin-right:10px}.faq-q{width:100%;background:none;border:0;text-align:left;padding:22px 24px;display:flex;justify-content:space-between;gap:20px;font-weight:800}.faq-a{display:none;padding:0 24px 22px;color:var(--muted)}.faq-item.open .faq-a{display:block}.faq-item.open .plus{transform:rotate(45deg)}.plus{font-size:25px;line-height:1;transition:.2s}.field{width:100%;border:1px solid var(--line);border-radius:12px;padding:13px 14px;background:#fff;color:var(--ink)}.field:focus{border-color:var(--clay)}.mobile-menu{display:none}.footer-link:hover{color:#f0aa91}.article-link{color:var(--clay);font-weight:800}.article-link:hover{text-decoration:underline}@media(max-width:1024px){.shell{padding:0 24px}.desktop-nav{display:none}.mobile-menu{display:block}.hero{min-height:590px}.burst{right:5%;top:100px}}@media(max-width:768px){.section{padding:62px 0}.shell{padding:0 20px}.hero{min-height:660px}.burst{width:105px;height:105px;right:7%;top:85px;font-size:11px}.hero h1{font-size:45px!important}.nav-drawer{display:none}.nav-drawer.show{display:flex}.compare-side{padding:24px}}@media(max-width:480px){.section{padding:48px 0}.btn{width:100%}.hero{min-height:690px}.metric b{font-size:23px}}

/* roulang page: category1 */
:root{--ink:#242323;--paper:#f6f1e9;--clay:#d66d4f;--sage:#668176;--mist:#e7ddd0;--line:rgba(36,35,35,.16);--muted:#655f58;--r:22px}
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;line-height:1.8}
    a{text-decoration:none;color:inherit}
    img{display:block;max-width:100%;object-fit:cover}
    button,input,select,textarea{font:inherit}
    button{cursor:pointer}
    .shell{width:min(1180px,calc(100% - 48px));margin:auto}
    .site-header{position:sticky;top:0;z-index:30;background:rgba(246,241,233,.93);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
    .nav-link{font-size:14px;padding:9px 11px;border-radius:999px;white-space:nowrap;transition:.2s}
    .nav-link:hover,.nav-link.active{background:var(--ink);color:var(--paper)}
    .brand-mark{width:32px;height:32px;border-radius:50%;display:grid;place-items:center;background:var(--clay);color:white;font-weight:800}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:11px 20px;border-radius:999px;border:1px solid var(--ink);font-weight:700;transition:transform .22s,background .22s,color .22s,box-shadow .22s}
    .btn:hover{transform:translateY(-2px);box-shadow:4px 5px 0 var(--ink)}
    .btn:focus,.faq-q:focus,input:focus,select:focus,textarea:focus{outline:3px solid rgba(214,109,79,.42);outline-offset:3px}
    .btn-dark{background:var(--ink);color:white}.btn-clay{background:var(--clay);color:white;border-color:var(--clay)}.btn-ghost{background:transparent}
    .eyebrow{font-size:12px;letter-spacing:.18em;font-weight:800;color:var(--clay)}
    .section{padding:86px 0}.section-title{font-size:clamp(30px,4vw,51px);line-height:1.18;letter-spacing:-.055em;font-weight:850}
    .hero{position:relative;overflow:hidden;min-height:560px;background:#292726;color:#fff}
    .hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(22,21,20,.91),rgba(22,21,20,.55),rgba(22,21,20,.24)),url("/assets/images/backpic/back-2.webp") center/cover}
    .hero-content{position:relative;z-index:1}
    .soft-card,.news-row,.faq-item{border:1px solid var(--line);background:rgba(255,255,255,.44);border-radius:var(--r)}
    .soft-card{transition:.24s}.soft-card:hover{transform:translateY(-4px);border-color:var(--clay)}
    .image-wrap{overflow:hidden;border-radius:var(--r)}.image-wrap img{transition:transform .45s;width:100%;height:100%}.image-wrap:hover img{transform:scale(1.045)}
    .list-check li{padding:12px 0;border-bottom:1px solid var(--line)}.list-check li:before{content:"✓";color:var(--clay);font-weight:900;margin-right:10px}
    .faq-q{width:100%;background:none;border:0;text-align:left;padding:22px 24px;display:flex;justify-content:space-between;gap:20px;font-weight:800}
    .faq-a{display:none;padding:0 24px 22px;color:var(--muted)}.faq-item.open .faq-a{display:block}.faq-item.open .plus{transform:rotate(45deg)}
    .mobile-menu{display:block;background:none;border:0}.desktop-nav{display:none}
    .topic-number{font-size:72px;line-height:1;color:rgba(36,35,35,.12);font-weight:900}
    .theme-line{border-left:2px solid var(--clay);padding-left:24px}
    .form-field{width:100%;background:#fffaf3;border:1px solid var(--line);border-radius:12px;padding:13px 15px;color:var(--ink)}
    .form-field::placeholder{color:#938a81}
    .footer-link{transition:color .2s}.footer-link:hover{color:#f0aa91}
    @media(min-width:1025px){.desktop-nav{display:flex}.mobile-menu{display:none}.nav-drawer{display:none!important}}
    @media(max-width:768px){.shell{width:min(100% - 40px,1180px)}.section{padding:62px 0}.hero{min-height:650px}.hero h1{font-size:46px!important}}
    @media(max-width:480px){.shell{width:calc(100% - 32px)}.section{padding:48px 0}.btn{width:100%}.hero h1{font-size:42px!important}}

/* roulang page: category3 */
:root{--ink:#242323;--paper:#f6f1e9;--clay:#d66d4f;--sage:#668176;--mist:#e7ddd0;--line:rgba(36,35,35,.16);--muted:#655f58;--r:22px}
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;line-height:1.8}
    a{text-decoration:none;color:inherit}
    img{display:block;max-width:100%;object-fit:cover}
    button,input,select,textarea{font:inherit}
    button{cursor:pointer}
    .shell{width:min(1280px,100%);margin:0 auto;padding:0 32px}
    .site-header{position:sticky;top:0;z-index:30;background:rgba(246,241,233,.92);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
    .nav-link{font-size:14px;padding:9px 11px;border-radius:999px;white-space:nowrap;transition:.2s}
    .nav-link:hover,.nav-link.active{background:var(--ink);color:var(--paper)}
    .brand-mark{width:32px;height:32px;border-radius:50%;display:grid;place-items:center;background:var(--clay);color:white;font-weight:800}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:11px 20px;border-radius:999px;border:1px solid var(--ink);font-weight:700;transition:transform .22s,background .22s,color .22s,box-shadow .22s}
    .btn:hover{transform:translateY(-2px);box-shadow:4px 5px 0 var(--ink)}
    .btn:active{transform:translateY(0);box-shadow:1px 2px 0 var(--ink)}
    .btn:focus,.faq-q:focus,input:focus,select:focus,textarea:focus{outline:3px solid rgba(214,109,79,.42);outline-offset:3px}
    .btn-dark{background:var(--ink);color:white}
    .btn-clay{background:var(--clay);color:white;border-color:var(--clay)}
    .btn-ghost{background:transparent}
    .eyebrow{font-size:12px;letter-spacing:.18em;font-weight:800;color:var(--clay)}
    .section{padding:92px 0}
    .section-title{font-size:clamp(30px,4vw,51px);line-height:1.18;letter-spacing:-.055em;font-weight:850}
    .soft-card,.faq-item{border:1px solid var(--line);background:rgba(255,255,255,.44);border-radius:var(--r)}
    .soft-card{transition:.24s}
    .soft-card:hover{transform:translateY(-4px);border-color:var(--clay)}
    .image-wrap{overflow:hidden}
    .image-wrap img{transition:transform .45s;width:100%;height:100%}
    .image-wrap:hover img{transform:scale(1.045)}
    .faq-q{width:100%;background:none;border:0;text-align:left;padding:22px 24px;display:flex;justify-content:space-between;gap:20px;font-weight:800}
    .faq-a{display:none;padding:0 24px 22px;color:var(--muted)}
    .faq-item.open .faq-a{display:block}
    .faq-item.open .plus{transform:rotate(45deg)}
    .mobile-menu{display:none}
    .footer-link:hover{color:#f0aa91}
    .nav-drawer{display:none}
    .nav-drawer.show{display:flex}
    .agenda-hero{position:relative;isolation:isolate;overflow:hidden;background:#282625;color:#fff;min-height:610px}
    .agenda-hero:before{content:"";position:absolute;inset:0;z-index:-2;background:linear-gradient(90deg,rgba(22,21,20,.92) 5%,rgba(22,21,20,.58) 49%,rgba(22,21,20,.22)),url("/assets/images/backpic/back-3.webp") center/cover}
    .agenda-hero:after{content:"";position:absolute;z-index:-1;width:480px;height:480px;right:-140px;bottom:-230px;border:1px solid rgba(255,255,255,.32);border-radius:50%;box-shadow:0 0 0 56px rgba(255,255,255,.05),0 0 0 112px rgba(255,255,255,.04)}
    .series-bar{border:1px solid rgba(255,255,255,.28);background:rgba(25,24,23,.56);border-radius:18px;backdrop-filter:blur(6px)}
    .rail{position:relative;padding-left:36px}
    .rail:before{content:"";position:absolute;left:8px;top:10px;bottom:10px;width:1px;background:var(--line)}
    .rail-dot{position:absolute;left:0;top:28px;width:17px;height:17px;border-radius:50%;background:var(--paper);border:4px solid var(--clay)}
    .time-tag{font-size:12px;letter-spacing:.14em;font-weight:800;color:var(--clay)}
    .number-chip{width:50px;height:50px;border-radius:50%;display:grid;place-items:center;background:var(--mist);font-size:13px;font-weight:900}
    .quote-panel{border-left:5px solid var(--clay);background:#ebe1d3}
    .process-line{position:relative}
    .process-line:before{content:"";position:absolute;left:24px;top:56px;bottom:0;width:1px;background:var(--line)}
    .form-control{width:100%;border:1px solid var(--line);border-radius:12px;background:#fffdf9;padding:13px 14px;line-height:1.5;transition:border .2s,box-shadow .2s}
    .form-control:hover{border-color:rgba(36,35,35,.4)}
    .form-control:focus{border-color:var(--clay);box-shadow:0 0 0 4px rgba(214,109,79,.12)}
    .reveal{opacity:0;transform:translateY(16px);transition:opacity .65s ease,transform .65s ease}
    .reveal.visible{opacity:1;transform:none}
    @media(min-width:1025px){.desktop-nav{display:flex}.mobile-menu{display:none}}
    @media(max-width:1024px){.shell{padding:0 24px}.desktop-nav{display:none}.mobile-menu{display:block}.section{padding:70px 0}}
    @media(max-width:768px){.shell{padding:0 20px}.section{padding:58px 0}.agenda-hero{min-height:650px}.agenda-hero:before{background:linear-gradient(90deg,rgba(22,21,20,.9),rgba(22,21,20,.65)),url("/assets/images/backpic/back-3.webp") center/cover}.btn{min-height:46px}.series-bar{overflow-x:auto}.process-line:before{left:20px}}
    @media(max-width:480px){.section{padding:48px 0}.btn{width:100%}.agenda-hero{min-height:680px}.section-title{letter-spacing:-.045em}.faq-q{padding:18px}.faq-a{padding:0 18px 18px}}

/* roulang page: category4 */
:root{--ink:#242323;--paper:#f6f1e9;--clay:#d66d4f;--sage:#668176;--mist:#e7ddd0;--line:rgba(36,35,35,.16);--muted:#655f58;--r:22px}
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;line-height:1.8}
    a{text-decoration:none;color:inherit}
    img{display:block;max-width:100%;object-fit:cover}
    button,input,select,textarea{font:inherit}
    button{cursor:pointer}
    .shell{width:min(1280px,100%);margin:auto;padding:0 32px}
    .site-header{position:sticky;top:0;z-index:30;background:rgba(246,241,233,.92);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
    .nav-link{font-size:14px;padding:9px 11px;border-radius:999px;white-space:nowrap;transition:.2s}
    .nav-link:hover,.nav-link.active{background:var(--ink);color:var(--paper)}
    .brand-mark{width:32px;height:32px;border-radius:50%;display:grid;place-items:center;background:var(--clay);color:white;font-weight:800}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:11px 20px;border-radius:999px;border:1px solid var(--ink);font-weight:700;transition:transform .22s,background .22s,color .22s,box-shadow .22s}
    .btn:hover{transform:translateY(-2px);box-shadow:4px 5px 0 var(--ink)}
    .btn:active{transform:translateY(0);box-shadow:none}
    .btn:focus,.faq-q:focus,input:focus,select:focus,textarea:focus{outline:3px solid rgba(214,109,79,.42);outline-offset:3px}
    .btn-dark{background:var(--ink);color:white}
    .btn-clay{background:var(--clay);color:white;border-color:var(--clay)}
    .btn-ghost{background:transparent}
    .eyebrow{font-size:12px;letter-spacing:.18em;font-weight:800;color:var(--clay)}
    .section{padding:92px 0}
    .section-title{font-size:clamp(30px,4vw,51px);line-height:1.18;letter-spacing:-.055em;font-weight:850}
    .soft-card,.faq-item{border:1px solid var(--line);background:rgba(255,255,255,.44);border-radius:var(--r)}
    .soft-card{transition:.24s}
    .soft-card:hover{transform:translateY(-4px);border-color:var(--clay)}
    .image-wrap{overflow:hidden}
    .image-wrap img{transition:transform .45s;width:100%;height:100%}
    .image-wrap:hover img{transform:scale(1.045)}
    .list-check{list-style:none;margin:0;padding:0}
    .list-check li{padding:12px 0;border-bottom:1px solid var(--line)}
    .list-check li:before{content:"✓";color:var(--clay);font-weight:900;margin-right:10px}
    .faq-q{width:100%;background:none;border:0;text-align:left;padding:22px 24px;display:flex;justify-content:space-between;gap:20px;font-weight:800}
    .faq-a{display:none;padding:0 24px 22px;color:var(--muted)}
    .faq-item.open .faq-a{display:block}
    .faq-item.open .plus{transform:rotate(45deg)}
    .plus{font-size:25px;line-height:1;transition:.2s}
    .mobile-menu{display:none}
    .nav-drawer{display:none}
    .nav-drawer.show{display:flex}
    .page-hero{position:relative;isolation:isolate;overflow:hidden;background:var(--ink);color:white;padding:88px 0 76px}
    .page-hero:before{content:"";position:absolute;inset:0;z-index:-2;background:linear-gradient(100deg,rgba(25,24,23,.96),rgba(25,24,23,.66)),url("/assets/images/backpic/back-2.webp") center/cover}
    .page-hero:after{content:"";position:absolute;width:420px;height:420px;border:1px solid rgba(255,255,255,.22);border-radius:50%;right:-120px;bottom:-220px;z-index:-1}
    .hero-index{border-left:1px solid rgba(255,255,255,.34);padding-left:25px}
    .hero-index div{padding:11px 0;border-bottom:1px solid rgba(255,255,255,.16)}
    .mini-label{color:#f3ad92;font-size:12px;letter-spacing:.14em;font-weight:800}
    .compare-panel{border:1px solid var(--line);border-radius:28px;overflow:hidden;background:#fbf8f2}
    .compare-side{padding:42px;min-height:375px}
    .compare-side.old{background:#e8dfd4}
    .compare-side.new{background:#dae3dd}
    .compare-side h3{font-size:27px;font-weight:850;letter-spacing:-.04em}
    .compare-side li{padding:13px 0;border-bottom:1px solid rgba(36,35,35,.14)}
    .step-line{position:relative}
    .step-line:before{content:"";position:absolute;left:27px;top:54px;bottom:54px;width:1px;background:var(--line)}
    .step{position:relative;padding-left:82px;padding-bottom:38px}
    .step:last-child{padding-bottom:0}
    .step-no{position:absolute;left:0;top:0;width:55px;height:55px;border:1px solid var(--ink);background:var(--paper);display:grid;place-items:center;border-radius:50%;font-weight:900}
    .step-content{padding:21px 24px;background:rgba(255,255,255,.48);border:1px solid var(--line);border-radius:18px}
    .agenda-card{border-top:2px solid var(--clay);padding:25px 0}
    .agenda-card + .agenda-card{border-top:1px solid var(--line)}
    .program-tag{display:inline-flex;border:1px solid var(--line);border-radius:999px;padding:4px 11px;font-size:12px;color:var(--muted);margin:5px 5px 0 0}
    .quote-block{border-left:4px solid var(--clay);padding:18px 0 18px 28px;font-size:clamp(20px,2.2vw,29px);line-height:1.55;font-weight:750}
    .form-field{width:100%;border:1px solid var(--line);border-radius:12px;background:#fffaf3;padding:12px 14px;color:var(--ink);transition:.2s}
    .form-field:hover{border-color:var(--sage)}
    textarea.form-field{min-height:118px;resize:vertical}
    .footer-link:hover{color:#f0aa91}
    .reveal{opacity:0;transform:translateY(16px);transition:opacity .55s ease,transform .55s ease}
    .reveal.visible{opacity:1;transform:none}
    @media(min-width:1080px){.desktop-nav{display:flex}.mobile-menu{display:none}}
    @media(max-width:1079px){.desktop-nav{display:none}.mobile-menu{display:block}.shell{padding:0 24px}}
    @media(max-width:768px){.section{padding:64px 0}.page-hero{padding:64px 0}.compare-side{padding:28px;min-height:auto}.hero-index{margin-top:32px}.step{padding-left:68px}.step-line:before{left:22px}.step-no{width:45px;height:45px}.btn{min-height:46px}}
    @media(max-width:480px){.shell{padding:0 20px}.section{padding:48px 0}.page-hero h1{font-size:39px!important}.btn{width:100%}.faq-q{padding:18px}.faq-a{padding:0 18px 18px}}

/* roulang page: category5 */
:root{--ink:#242323;--paper:#f6f1e9;--clay:#d66d4f;--sage:#668176;--mist:#e7ddd0;--line:rgba(36,35,35,.16);--muted:#655f58;--r:22px}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;line-height:1.8}
a{text-decoration:none;color:inherit}
img{display:block;max-width:100%;object-fit:cover}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
.shell{width:min(1280px,100%);margin:0 auto;padding:0 32px}
.site-header{position:sticky;top:0;z-index:30;background:rgba(246,241,233,.92);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.nav-link{font-size:14px;padding:9px 11px;border-radius:999px;white-space:nowrap;transition:.2s}
.nav-link:hover,.nav-link.active{background:var(--ink);color:var(--paper)}
.brand-mark{width:32px;height:32px;border-radius:50%;display:grid;place-items:center;background:var(--clay);color:white;font-weight:800}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:11px 20px;border-radius:999px;border:1px solid var(--ink);font-weight:700;transition:transform .22s,background .22s,color .22s,box-shadow .22s}
.btn:hover{transform:translateY(-2px);box-shadow:4px 5px 0 var(--ink)}
.btn:active{transform:translateY(0);box-shadow:none}
.btn:focus,.faq-q:focus,input:focus,select:focus,textarea:focus{outline:3px solid rgba(214,109,79,.42);outline-offset:3px}
.btn-dark{background:var(--ink);color:white}
.btn-clay{background:var(--clay);color:white;border-color:var(--clay)}
.btn-ghost{background:transparent}
.eyebrow{font-size:12px;letter-spacing:.18em;font-weight:800;color:var(--clay)}
.section{padding:92px 0}
.section-title{font-size:clamp(31px,4.2vw,54px);line-height:1.16;letter-spacing:-.06em;font-weight:850}
.soft-card,.news-row,.faq-item{border:1px solid var(--line);background:rgba(255,255,255,.44);border-radius:var(--r)}
.soft-card{transition:.24s}
.soft-card:hover{transform:translateY(-4px);border-color:var(--clay)}
.image-wrap{overflow:hidden}
.image-wrap img{transition:transform .45s;width:100%;height:100%}
.image-wrap:hover img{transform:scale(1.045)}
.list-check{list-style:none;padding:0;margin:0}
.list-check li{padding:12px 0;border-bottom:1px solid var(--line)}
.list-check li:before{content:"✓";color:var(--clay);font-weight:900;margin-right:10px}
.faq-q{width:100%;background:none;border:0;text-align:left;padding:22px 24px;display:flex;justify-content:space-between;gap:20px;font-weight:800}
.faq-a{display:none;padding:0 24px 22px;color:var(--muted)}
.faq-item.open .faq-a{display:block}
.faq-item.open .plus{transform:rotate(45deg)}
.mobile-menu{display:none}
.footer-link:hover{color:#f0aa91}
.page-hero{position:relative;overflow:hidden;background:#292726;color:#fff}
.page-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(27,25,24,.96) 10%,rgba(27,25,24,.7) 54%,rgba(27,25,24,.25)),url("/assets/images/backpic/back-3.webp") center/cover}
.hero-grid{position:relative;min-height:570px;display:grid;grid-template-columns:5fr 7fr;align-items:center;gap:44px}
.hero-title{font-size:clamp(43px,6.2vw,82px);line-height:1.04;letter-spacing:-.075em;font-weight:900}
.hero-photo{height:420px;transform:translateY(34px) rotate(2deg);overflow:hidden;border:1px solid rgba(255,255,255,.32);border-radius:26px;box-shadow:18px 20px 0 rgba(214,109,79,.76)}
.hero-photo img{width:100%;height:100%}
.hero-chip{display:inline-flex;align-items:center;gap:8px;padding:7px 12px;border:1px solid rgba(255,255,255,.28);border-radius:999px;background:rgba(255,255,255,.09);font-size:13px}
.data-strip{background:var(--sage);color:#f8f4ee}
.metric{padding:25px 28px;border-right:1px solid rgba(255,255,255,.25)}
.metric:last-child{border-right:0}
.metric b{display:block;font-size:31px;line-height:1.1;letter-spacing:-.05em}
.metric span{font-size:13px;opacity:.87}
.track-item{position:relative;padding:0 0 32px 32px;border-left:1px solid var(--line)}
.track-item:before{content:"";position:absolute;left:-7px;top:5px;width:13px;height:13px;background:var(--clay);border:3px solid var(--paper);border-radius:50%}
.track-item:last-child{padding-bottom:0}
.number{font-size:12px;font-weight:900;letter-spacing:.15em;color:var(--clay)}
.matrix-card{min-height:255px;padding:30px;border:1px solid var(--line);border-radius:var(--r);background:#fbf8f3;transition:.22s}
.matrix-card:hover{border-color:var(--clay);transform:translateY(-3px)}
.compare-panel{border:1px solid var(--line);border-radius:26px;overflow:hidden}
.compare-side{padding:38px}
.compare-side.bad{background:#e8ddd1}
.compare-side.good{background:var(--ink);color:#fff}
.compare-side.good li{border-color:rgba(255,255,255,.16)}
.note-line{border-left:3px solid var(--clay);padding-left:20px;color:var(--muted)}
.form-control{width:100%;border:1px solid var(--line);border-radius:12px;padding:12px 14px;background:#fffaf4;color:var(--ink);transition:.2s}
.form-control:focus{border-color:var(--clay)}
.form-control[aria-invalid="true"]{border-color:#b84231}
.reveal{animation:rise .7s ease both}
@keyframes rise{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}
@media(max-width:1024px){.shell{padding:0 24px}.desktop-nav{display:none}.mobile-menu{display:block}.hero-grid{grid-template-columns:1fr;gap:25px;padding:70px 0}.hero-photo{height:290px;max-width:700px;transform:none}.metric{border-bottom:1px solid rgba(255,255,255,.25);border-right:0}.metric:last-child{border-bottom:0}}
@media(max-width:768px){.shell{padding:0 20px}.section{padding:62px 0}.nav-drawer{display:none}.nav-drawer.show{display:flex}.hero-grid{min-height:auto}.hero-title{font-size:47px}.hero-photo{height:240px;box-shadow:10px 12px 0 rgba(214,109,79,.76)}.compare-side{padding:25px}}
@media(max-width:480px){.section{padding:48px 0}.btn{width:100%}.hero-title{font-size:40px}.hero-grid{padding:52px 0}.hero-photo{height:200px}.metric b{font-size:25px}}

/* roulang page: category6 */
:root{--ink:#242323;--paper:#f6f1e9;--clay:#d66d4f;--sage:#668176;--mist:#e7ddd0;--line:rgba(36,35,35,.16);--muted:#655f58;--r:22px}
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;line-height:1.8}
    a{text-decoration:none;color:inherit}
    img{display:block;max-width:100%;object-fit:cover}
    button,input,select,textarea{font:inherit}
    button{cursor:pointer}
    .shell{width:min(1280px,100%);margin:auto;padding:0 32px}
    .site-header{position:sticky;top:0;z-index:30;background:rgba(246,241,233,.92);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
    .nav-link{font-size:14px;padding:9px 11px;border-radius:999px;white-space:nowrap;transition:.2s}
    .nav-link:hover,.nav-link.active{background:var(--ink);color:var(--paper)}
    .brand-mark{width:32px;height:32px;border-radius:50%;display:grid;place-items:center;background:var(--clay);color:white;font-weight:800}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:11px 20px;border-radius:999px;border:1px solid var(--ink);font-weight:700;transition:transform .22s,background .22s,color .22s,box-shadow .22s}
    .btn:hover{transform:translateY(-2px);box-shadow:4px 5px 0 var(--ink)}
    .btn:active{transform:translateY(0);box-shadow:1px 2px 0 var(--ink)}
    .btn:focus,.faq-q:focus,input:focus,select:focus,textarea:focus{outline:3px solid rgba(214,109,79,.42);outline-offset:3px}
    .btn-dark{background:var(--ink);color:white}
    .btn-clay{background:var(--clay);color:white;border-color:var(--clay)}
    .btn-ghost{background:transparent}
    .eyebrow{font-size:12px;letter-spacing:.18em;font-weight:800;color:var(--clay)}
    .section{padding:86px 0}
    .section-title{font-size:clamp(30px,4vw,51px);line-height:1.18;letter-spacing:-.055em;font-weight:850}
    .soft-card,.news-row,.faq-item{border:1px solid var(--line);background:rgba(255,255,255,.44);border-radius:var(--r)}
    .soft-card{transition:.24s}
    .soft-card:hover{transform:translateY(-4px);border-color:var(--clay)}
    .image-wrap{overflow:hidden}
    .image-wrap img{transition:transform .45s;width:100%;height:100%}
    .image-wrap:hover img{transform:scale(1.045)}
    .faq-q{width:100%;background:none;border:0;text-align:left;padding:22px 24px;display:flex;justify-content:space-between;gap:20px;font-weight:800}
    .faq-a{display:none;padding:0 24px 22px;color:var(--muted)}
    .faq-item.open .faq-a{display:block}
    .faq-item.open .plus{transform:rotate(45deg)}
    .mobile-menu{display:none}
    .footer-link:hover{color:#f0aa91}
    .nav-drawer{display:none}
    .nav-drawer.show{display:flex}
    .guide-hero{position:relative;overflow:hidden;background:var(--ink);color:white}
    .guide-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(29,28,27,.97) 15%,rgba(29,28,27,.79) 54%,rgba(29,28,27,.36)),url("/assets/images/backpic/back-3.webp") center/cover}
    .guide-hero:after{content:"";position:absolute;width:330px;height:330px;border:1px solid rgba(246,241,233,.38);border-radius:50%;right:8%;bottom:-175px}
    .hero-grid{position:relative;z-index:1;min-height:570px;display:grid;grid-template-columns:minmax(0,1.2fr) minmax(320px,.72fr);gap:80px;align-items:center}
    .hero-title{font-size:clamp(45px,6vw,79px);line-height:1.04;letter-spacing:-.075em;font-weight:900;max-width:800px}
    .hero-form{background:rgba(246,241,233,.96);color:var(--ink);padding:28px;border-radius:24px;border:1px solid rgba(255,255,255,.35);box-shadow:12px 14px 0 rgba(0,0,0,.18)}
    .hero-form input,.hero-form select{width:100%;height:46px;border:1px solid var(--line);background:#fffaf2;border-radius:12px;padding:0 13px;color:var(--ink)}
    .hero-form label,.field label{font-size:13px;font-weight:800;display:block;margin-bottom:6px}
    .number-tag{width:46px;height:46px;display:grid;place-items:center;border-radius:50%;background:var(--clay);color:white;font-weight:900;flex:none}
    .step-line{position:relative;padding-left:38px}
    .step-line:before{content:"";position:absolute;left:13px;top:42px;bottom:-26px;width:1px;background:var(--line)}
    .step-line:last-child:before{display:none}
    .guide-index a{display:flex;gap:14px;padding:15px 0;border-bottom:1px solid var(--line);transition:.2s}
    .guide-index a:hover{padding-left:7px;color:var(--clay)}
    .faq-item{overflow:hidden}
    .contact-field{width:100%;border:1px solid var(--line);background:#fffaf2;border-radius:13px;padding:12px 14px;min-height:49px;transition:border-color .2s,box-shadow .2s}
    textarea.contact-field{min-height:128px;resize:vertical}
    .contact-field:focus{border-color:var(--clay);box-shadow:0 0 0 4px rgba(214,109,79,.12)}
    .metric-strip{border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
    .metric-strip>div{border-right:1px solid var(--line)}
    .metric-strip>div:last-child{border-right:0}
    .reveal{opacity:0;transform:translateY(16px);transition:opacity .55s ease,transform .55s ease}
    .reveal.visible{opacity:1;transform:none}
    @media(min-width:1025px){.desktop-nav{display:flex}.mobile-menu{display:none}}
    @media(max-width:1024px){.shell{padding:0 24px}.desktop-nav{display:none}.mobile-menu{display:block}.hero-grid{grid-template-columns:1fr;gap:36px;padding:72px 0}.guide-hero:after{right:-100px}.metric-strip>div:nth-child(2){border-right:0}.metric-strip>div{border-bottom:1px solid var(--line)}}
    @media(max-width:768px){.section{padding:62px 0}.shell{padding:0 20px}.hero-grid{min-height:auto;padding:62px 0}.hero-title{font-size:48px}.hero-form{padding:22px}.metric-strip>div{border-right:0}.btn{min-height:46px}}
    @media(max-width:480px){.section{padding:48px 0}.hero-title{font-size:41px}.btn{width:100%}.faq-q{padding:18px}.faq-a{padding:0 18px 18px}}

/* roulang page: category2 */
:root{--ink:#242323;--paper:#f6f1e9;--clay:#d66d4f;--sage:#668176;--mist:#e7ddd0;--line:rgba(36,35,35,.16);--muted:#655f58;--r:22px;--dark:#292726}
    *{box-sizing:border-box} html{scroll-behavior:smooth} body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;line-height:1.8}
    a{text-decoration:none;color:inherit} img{display:block;max-width:100%;object-fit:cover} button,input,select,textarea{font:inherit} button{cursor:pointer}
    .shell{width:min(1240px,calc(100% - 48px));margin:auto}.site-header{position:sticky;top:0;z-index:50;background:rgba(246,241,233,.93);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
    .brand-mark{width:32px;height:32px;border-radius:50%;display:grid;place-items:center;background:var(--clay);color:#fff;font-weight:800}.nav-link{font-size:14px;padding:9px 11px;border-radius:999px;white-space:nowrap;transition:.2s}
    .nav-link:hover,.nav-link.active{background:var(--ink);color:var(--paper)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:11px 20px;border-radius:999px;border:1px solid var(--ink);font-weight:750;transition:transform .22s,background .22s,color .22s,box-shadow .22s}
    .btn:hover{transform:translateY(-2px);box-shadow:4px 5px 0 var(--ink)}.btn:active{transform:translateY(0);box-shadow:none}.btn:focus,.faq-q:focus,.field:focus{outline:3px solid rgba(214,109,79,.42);outline-offset:3px}.btn-clay{background:var(--clay);border-color:var(--clay);color:#fff}.btn-dark{background:var(--ink);color:#fff}.btn-light{border-color:rgba(255,255,255,.48);color:#fff}
    .mobile-menu{display:none;background:none;border:0;color:var(--ink)}.nav-drawer{display:none}.nav-drawer.show{display:flex}.section{padding:90px 0}.eyebrow{font-size:12px;letter-spacing:.18em;font-weight:850;color:var(--clay)}.section-title{font-size:clamp(31px,4vw,53px);line-height:1.16;letter-spacing:-.055em;font-weight:850}
    .page-hero{position:relative;isolation:isolate;overflow:hidden;min-height:586px;color:#fff;background:var(--dark)}.page-hero:before{content:"";position:absolute;inset:0;z-index:-2;background:linear-gradient(90deg,rgba(26,25,24,.94),rgba(26,25,24,.67) 52%,rgba(26,25,24,.25)),url("/assets/images/backpic/back-2.webp") center/cover}.page-hero:after{content:"";position:absolute;z-index:-1;right:-110px;bottom:-205px;width:465px;height:465px;border:1px solid rgba(255,255,255,.28);border-radius:50%;box-shadow:0 0 0 65px rgba(255,255,255,.045),0 0 0 130px rgba(255,255,255,.025)}
    .hero-copy{font-size:17px;color:rgba(255,255,255,.78);max-width:650px}.rush-strip{border-bottom:1px solid rgba(255,255,255,.2);background:rgba(0,0,0,.22)}.rush-clock span{display:inline-grid;place-items:center;min-width:33px;height:31px;margin:0 2px;border:1px solid rgba(255,255,255,.25);border-radius:8px;background:rgba(255,255,255,.09);font-size:13px;font-weight:800}
    .offer-card{border:1px solid rgba(255,255,255,.24);background:rgba(255,255,255,.11);border-radius:var(--r);padding:24px;backdrop-filter:blur(4px)}.offer-card strong{font-size:25px;letter-spacing:-.04em}.soft-card{border:1px solid var(--line);background:rgba(255,255,255,.46);border-radius:var(--r);transition:.24s}.soft-card:hover{transform:translateY(-4px);border-color:var(--clay)}
    .index-nav{position:sticky;top:96px;align-self:start;border-left:1px solid var(--line)}.index-nav a{display:block;padding:11px 0 11px 20px;border-left:2px solid transparent;color:var(--muted);font-size:14px;transition:.2s}.index-nav a:hover{border-color:var(--clay);color:var(--ink)}
    .content-block{padding:36px 0;border-bottom:1px solid var(--line)}.content-block:first-child{padding-top:0}.content-block h2{font-size:clamp(25px,3vw,39px);line-height:1.25;letter-spacing:-.04em;font-weight:850}.content-block p{color:var(--muted);font-size:16px}.num{color:var(--clay);font-size:13px;font-weight:900;letter-spacing:.13em}.detail-list li{padding:14px 0;border-bottom:1px solid var(--line);list-style:none}.detail-list li:last-child{border:0}.detail-list li:before{content:"✓";color:var(--clay);font-weight:900;margin-right:11px}
    .image-wrap{overflow:hidden;border-radius:var(--r)}.image-wrap img{width:100%;height:100%;transition:transform .45s}.image-wrap:hover img{transform:scale(1.04)}.quote{border-left:3px solid var(--clay);padding:12px 0 12px 22px;font-size:20px;line-height:1.75;font-weight:720}
    .timeline-row{display:grid;grid-template-columns:100px 1fr;gap:24px;padding:25px 0;border-top:1px solid var(--line)}.timeline-row:last-child{border-bottom:1px solid var(--line)}.timeline-row b{color:var(--clay);font-size:13px;letter-spacing:.11em}.timeline-row h3{font-size:19px;font-weight:800;margin:0}.timeline-row p{color:var(--muted);margin:5px 0 0}
    .notice{background:var(--sage);color:#fff;border-radius:var(--r);padding:37px}.faq-item{border:1px solid var(--line);background:rgba(255,255,255,.42);border-radius:var(--r);margin-bottom:12px}.faq-q{width:100%;border:0;background:none;text-align:left;padding:21px 23px;display:flex;justify-content:space-between;gap:20px;font-weight:800}.faq-a{display:none;padding:0 23px 22px;color:var(--muted)}.faq-item.open .faq-a{display:block}.faq-item.open .plus{transform:rotate(45deg)}.plus{transition:.2s;font-size:24px;line-height:1}
    .field{width:100%;border:1px solid var(--line);background:#fffdf9;border-radius:12px;padding:13px 14px;color:var(--ink);transition:.2s}.field:hover{border-color:rgba(36,35,35,.44)}textarea.field{resize:vertical;min-height:112px}.form-label{font-size:14px;font-weight:760;display:block;margin-bottom:7px}.footer-link:hover{color:#f0aa91}
    @media(max-width:1100px){.desktop-nav{gap:0!important}.nav-link{padding:8px 8px;font-size:13px}.shell{width:min(1240px,calc(100% - 40px))}}@media(max-width:900px){.desktop-nav{display:none}.mobile-menu{display:block}.site-header .btn-clay{padding:9px 13px;min-height:42px;font-size:13px}.page-hero{min-height:640px}.index-nav{display:none}.section{padding:64px 0}}@media(max-width:640px){.shell{width:min(100% - 32px,1240px)}.section{padding:52px 0}.page-hero{min-height:665px}.hero-copy{font-size:16px}.btn{width:100%}.timeline-row{grid-template-columns:1fr;gap:7px}.offer-card{padding:19px}.section-title{letter-spacing:-.045em}.rush-strip .shell{font-size:12px}.nav-drawer{background:var(--paper);border-top:1px solid var(--line)}}