/* roulang page: index */
:root{--ink:#241C18;--clay:#C46A45;--clay-deep:#A85636;--sand:#F3EBE3;--paper:#FFF9F4;--stone:#8C7B6E;--brass:#C6A15B;--line:rgba(36,28,24,.12);--shadow:0 18px 40px rgba(36,28,24,.08);--grad:linear-gradient(135deg,#3A2A24 0%,#8A4B38 52%,#E7D3C4 100%)}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--sand);color:var(--ink);font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;font-size:17px;line-height:1.75;text-rendering:optimizeLegibility}
img{max-width:100%;display:block;border:0}
a{color:var(--clay-deep);text-decoration:none}
a:hover{text-decoration:underline}
button,input,textarea{font-family:inherit;font-size:16px;color:var(--ink)}
button{cursor:pointer}
h1,h2,h3{font-family:"Noto Serif SC","Source Han Serif SC","Songti SC",serif;font-weight:650;line-height:1.25;margin:0;color:var(--ink)}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--brass);outline-offset:3px}
.wrap,.container{width:min(1180px,calc(100% - 40px));margin-inline:auto}
.site-header{position:sticky;top:0;z-index:40;height:72px;background:var(--sand);border-bottom:1px solid var(--line);transition:box-shadow .2s ease}
.site-header.is-stuck{box-shadow:0 10px 28px rgba(36,28,24,.08)}
.header-bar{height:72px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink);text-decoration:none;min-width:0}
.brand:hover{text-decoration:none;color:var(--ink)}
.brand-mark{font-family:"Noto Serif SC","Source Han Serif SC",serif;font-weight:700;font-size:16px;line-height:1.25;color:var(--ink)}
.brand small{color:var(--stone);font-size:12px;letter-spacing:.14em;white-space:nowrap}
.header-right{display:flex;align-items:center;gap:22px;min-width:0}
.nav-links{display:flex;align-items:center;gap:28px}
.nav-link{color:var(--ink);font-size:15px;font-weight:500;text-decoration:none;padding:8px 0;background:none;border:0}
.nav-link:hover{color:var(--clay-deep);text-decoration:none}
.nav-link.active{color:var(--clay);box-shadow:inset 0 -2px 0 var(--clay)}
.header-actions{display:flex;align-items:center;gap:10px}
.menu-toggle{display:none;width:44px;height:44px;border-radius:14px;border:1px solid var(--line);background:var(--paper);align-items:center;justify-content:center;flex-direction:column;gap:5px}
.menu-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:12px 18px;border-radius:14px;border:1px solid transparent;font-weight:700;line-height:1.2;text-decoration:none;transition:transform .2s ease,background .2s ease,border-color .2s ease,box-shadow .2s ease}
.btn:hover{text-decoration:none}
.btn-primary{background:var(--clay);color:var(--paper)}
.btn-primary:hover{background:var(--clay-deep);color:var(--paper);transform:translateY(-2px)}
.btn-primary:active{transform:scale(.98)}
.btn-primary:focus-visible{box-shadow:0 0 0 2px var(--brass)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--stone)}
.btn-ghost:hover{background:rgba(140,123,110,.08);color:var(--ink)}
.btn-ghost:active{transform:scale(.98)}
.btn-block{width:100%}
.hero{position:relative;padding:88px 0 96px;background:linear-gradient(135deg,rgba(58,42,36,.06),rgba(138,75,56,.1) 46%,rgba(231,211,196,.45)),var(--sand)}
.hero-grid{display:grid;grid-template-columns:5fr 6fr;gap:48px;align-items:center}
.kicker{display:block;width:48px;height:2px;background:var(--brass);margin-bottom:16px}
.hero h1{font-size:clamp(32px,4vw,56px);max-width:11em}
.lead-line{margin-top:18px;font-size:18px;line-height:1.7;color:var(--ink)}
.hero-text{margin-top:14px;font-size:16px;line-height:1.75;color:var(--ink);max-width:640px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-badges{display:grid;grid-template-columns:1fr 1fr;gap:14px;padding:28px;border-radius:28px;background:var(--grad);clip-path:polygon(8% 0,100% 0,100% 100%,0 100%);box-shadow:var(--shadow)}
.metric{background:rgba(255,249,244,.92);border:1px solid var(--brass);border-radius:22px;padding:18px 16px 16px;min-height:132px}
.metric span{display:block;font-size:13px;color:var(--stone)}
.metric strong{display:block;margin:6px 0 4px;font-family:"Noto Serif SC","Source Han Serif SC",serif;font-size:40px;line-height:1.1;color:var(--clay-deep);font-weight:700}
.metric em{font-style:normal;font-size:14px;color:var(--ink)}
.band{padding:88px 0}
.band-paper{background:var(--paper)}
.band-sand{background:var(--sand)}
.band-ink{background:var(--grad);color:var(--sand)}
.band-ink h2,.band-ink h3{color:var(--sand)}
.section-copy{margin-top:14px;font-size:16px;line-height:1.75;max-width:740px}
.band-ink .section-copy{color:rgba(243,235,227,.9)}
.split-head{display:grid;grid-template-columns:.8fr 1.2fr;gap:28px;align-items:end;margin-bottom:28px}
.split-head .section-copy{margin-top:0}
.stack-head{margin-bottom:28px}
.matrix{display:grid;grid-template-columns:1.25fr 1fr;grid-template-rows:1fr 1fr;gap:18px}
.card{display:flex;flex-direction:column;justify-content:space-between;gap:18px;background:var(--paper);color:var(--ink);border:1px solid var(--line);border-radius:28px;box-shadow:var(--shadow);padding:28px;text-decoration:none;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
a.card:hover{text-decoration:none;color:var(--ink);transform:translateY(-4px);box-shadow:0 22px 44px rgba(36,28,24,.12);border-color:rgba(196,106,69,.45)}
a.card:active{transform:translateY(-1px) scale(.98)}
.matrix-tall{grid-row:1/span 2;background:linear-gradient(180deg,rgba(231,211,196,.45),rgba(255,249,244,1) 42%),var(--paper);min-height:420px}
.card h3{font-size:clamp(20px,2vw,24px)}
.card p{font-size:15px;line-height:1.7}
.card-foot{display:flex;align-items:center;justify-content:space-between;gap:12px}
.badge{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--brass);border-radius:999px;padding:4px 10px;font-size:13px;line-height:1.4;color:var(--ink);background:rgba(198,161,91,.14);white-space:nowrap}
.badge-row{display:flex;flex-wrap:wrap;gap:8px}
.go{font-size:14px;font-weight:700;color:var(--clay-deep)}
.compare{border:1px solid var(--line);border-radius:28px;overflow:hidden;background:var(--paper)}
.compare-row{display:grid;grid-template-columns:140px 1fr auto;gap:18px;align-items:center;padding:20px 24px}
.compare-row:nth-child(odd){background:var(--paper)}
.compare-row:nth-child(even){background:var(--sand)}
.compare-name{font-family:"Noto Serif SC","Source Han Serif SC",serif;font-size:22px;font-weight:700}
.compare-diff{font-size:16px}
.topic-rail{display:grid;grid-template-columns:1.45fr 1fr .82fr;gap:16px}
.topic-item{display:flex;flex-direction:column;justify-content:space-between;min-height:240px;padding:24px;border-radius:28px;border:1px solid var(--line);background:var(--sand);color:var(--ink);box-shadow:var(--shadow);text-decoration:none;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.topic-item:hover{text-decoration:none;color:var(--ink);transform:translateY(-4px);border-color:rgba(196,106,69,.45);box-shadow:0 22px 44px rgba(36,28,24,.12)}
.topic-item:nth-child(2){background:#F7E4D4}
.topic-item:nth-child(3){background:#EFE2D2}
.topic-item h3{font-size:22px}
.scene-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.scene-card{background:var(--paper);border:1px solid var(--line);border-radius:28px;overflow:hidden;box-shadow:var(--shadow);color:var(--ink);text-decoration:none;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.scene-card:hover{text-decoration:none;color:var(--ink);transform:translateY(-4px);border-color:rgba(196,106,69,.45);box-shadow:0 22px 44px rgba(36,28,24,.12)}
.scene-visual{background:var(--sand);aspect-ratio:16/10}
.scene-visual img{width:100%;height:100%;object-fit:cover}
.scene-card div{padding:22px 22px 24px}
.scene-card h3{font-size:22px;margin-bottom:8px}
.collection{display:grid;grid-template-columns:.85fr 1.15fr;gap:40px;align-items:center}
.num-list li{display:grid;grid-template-columns:88px 1fr;gap:16px;align-items:center;padding:16px 0;border-top:1px solid rgba(243,235,227,.24)}
.num{font-family:"Noto Serif SC","Source Han Serif SC",serif;font-size:48px;line-height:1;color:var(--brass)}
.num-list a{color:var(--sand);text-decoration:none;font-weight:700}
.num-list a:hover{text-decoration:underline}
.num-list p{color:rgba(243,235,227,.86);font-size:14px}
.path{max-width:760px}
.path-step{position:relative;padding:0 0 28px 36px}
.path-step::before{content:"";position:absolute;left:4px;top:8px;width:14px;height:14px;border-radius:50%;background:var(--clay);box-shadow:0 0 0 6px rgba(196,106,69,.15)}
.path-step::after{content:"";position:absolute;left:10px;top:26px;bottom:0;width:2px;background:rgba(196,106,69,.35)}
.path-step:last-child::after{display:none}
.path-step h3{font-size:20px;margin-bottom:6px}
.axis{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:8px}
.axis::before{content:"";position:absolute;top:8px;left:0;right:0;height:2px;background:rgba(196,106,69,.4)}
.axis li{position:relative;padding-top:32px}
.axis li::before{content:"";position:absolute;top:2px;left:0;width:14px;height:14px;border-radius:50%;background:var(--clay)}
.axis strong{display:block;font-size:18px;margin:6px 0}
.axis span,.meta-note{font-size:13px;color:var(--stone)}
.news-layout{display:grid;grid-template-columns:.78fr 1.22fr;gap:36px;align-items:start}
.news-list{display:flex;flex-direction:column;border-top:1px solid var(--line)}
.news-item{display:grid;grid-template-columns:72px 1fr auto;gap:14px;align-items:center;padding:16px 0;border-bottom:1px solid var(--line);color:var(--ink);text-decoration:none}
.news-item:hover{text-decoration:none;color:var(--clay-deep)}
.news-item strong{display:block;font-weight:700;font-size:16px}
.news-item em{display:block;font-style:normal;font-size:14px;color:var(--stone)}
.more{align-self:flex-start;margin-top:16px;font-weight:700}
.chip-wall{display:flex;flex-wrap:wrap;gap:12px;margin-top:8px}
.chip{display:inline-flex;align-items:center;border:1px solid var(--brass);border-radius:999px;padding:8px 14px;background:var(--paper);color:var(--ink);font-size:14px;text-decoration:none}
.chip:hover{text-decoration:none;border-color:var(--clay);color:var(--clay-deep)}
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.flow a{display:flex;flex-direction:column;gap:10px;min-height:180px;padding:20px;border-radius:20px;border:1px solid var(--line);background:var(--sand);color:var(--ink);text-decoration:none;box-shadow:var(--shadow);transition:transform .2s ease,border-color .2s ease}
.flow a:hover{text-decoration:none;transform:translateY(-4px);border-color:rgba(196,106,69,.45);color:var(--ink)}
.flow b{font-family:"Noto Serif SC","Source Han Serif SC",serif;font-size:32px;color:var(--clay);font-weight:700;line-height:1}
.assure-row{display:grid;grid-template-columns:64px 1fr;gap:16px;align-items:start;padding:22px 0;border-top:1px solid var(--line)}
.assure-row:last-child{border-bottom:1px solid var(--line)}
.ico{width:48px;height:48px;border-radius:50%;border:1px solid var(--brass);display:grid;place-items:center;color:var(--ink)}
.ico svg{width:24px;height:24px;stroke:currentColor;fill:none;stroke-width:1.6}
.qa-item,.faq-item{border-bottom:1px solid var(--line)}
.qa-item summary,.faq-item summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 0;font-weight:700;color:var(--ink)}
.qa-item summary::-webkit-details-marker,.faq-item summary::-webkit-details-marker{display:none}
.qa-item summary::after,.faq-item summary::after{content:"+";font-family:"Noto Serif SC",serif;font-size:24px;color:var(--clay);line-height:1}
.qa-item[open] summary::after,.faq-item[open] summary::after{content:"–"}
.qa-item p,.faq-item p{padding:0 0 18px;font-size:16px;max-width:760px}
.faq-board{background:var(--paper);border:1px solid var(--line);border-radius:28px;box-shadow:var(--shadow);padding:8px 28px}
.lead-panel{display:grid;grid-template-columns:.9fr 1.1fr;gap:36px;background:var(--sand);border:1px solid var(--line);border-radius:28px;box-shadow:var(--shadow);padding:36px}
.field{margin-bottom:14px}
.field label,.field legend{display:block;font-size:14px;font-weight:700;margin-bottom:6px}
.field input,.field textarea{width:100%;border:1px solid var(--line);background:#fff;border-radius:14px;padding:12px 14px;outline:none}
.field textarea{min-height:120px;resize:vertical}
.field input:focus,.field textarea:focus{border-color:var(--clay);box-shadow:0 0 0 2px var(--brass)}
fieldset{border:0;padding:0;margin:0}
.radio-row{display:flex;flex-wrap:wrap;gap:10px}
.radio{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--line);border-radius:999px;padding:8px 14px;background:#fff}
.radio:has(input:checked){border-color:var(--clay);background:rgba(196,106,69,.08);color:var(--clay-deep)}
.err{display:block;min-height:1.2em;color:var(--clay-deep);font-size:13px}
.form-success{display:none;margin-bottom:12px;background:rgba(198,161,91,.18);border:1px solid var(--brass);border-radius:14px;padding:12px 14px}
.form-success.is-on{display:block}
.site-footer{background:var(--ink);color:var(--sand);padding:72px 0 28px}
.site-footer a{color:var(--sand);text-decoration:none}
.site-footer a:hover{text-decoration:underline}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:28px}
.site-footer h2{font-size:20px;color:var(--sand);margin-bottom:12px}
.site-footer .brand-mark,.site-footer .brand small{color:var(--sand)}
.foot-links{display:flex;flex-direction:column;gap:10px;font-size:14px}
.copyline{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-top:36px;padding-top:18px;border-top:1px solid rgba(243,235,227,.16);font-size:13px;color:rgba(243,235,227,.78)}
section[id]{scroll-margin-top:88px}
@media(max-width:1024px){
.menu-toggle{display:inline-flex}
.nav-links{display:none;position:absolute;left:0;right:0;top:72px;background:var(--paper);border-bottom:1px solid var(--line);padding:8px 20px 20px;flex-direction:column;align-items:flex-start;gap:20px;box-shadow:var(--shadow)}
.nav-links.is-open{display:flex}
.hero-grid,.matrix,.collection,.news-layout,.lead-panel,.split-head{grid-template-columns:1fr}
.matrix-tall{grid-row:auto;min-height:0}
.hero-badges{clip-path:none}
.flow{grid-template-columns:1fr 1fr}
.topic-rail{grid-template-columns:1fr 1fr}
.topic-item:last-child{grid-column:1/span 2}
}
@media(max-width:768px){
.band{padding:48px 0}
.hero{padding:48px 0}
.scene-grid,.foot-grid,.axis{grid-template-columns:1fr}
.axis::before{top:0;bottom:0;left:6px;right:auto;width:2px;height:auto}
.axis li{padding:0 0 22px 28px}
.axis li::before{top:4px;left:0}
.topic-rail,.flow{grid-template-columns:1fr}
.topic-item:last-child{grid-column:auto}
.news-item{grid-template-columns:1fr;gap:4px}
}
@media(max-width:640px){
.compare-row{grid-template-columns:1fr;gap:8px}
.lead-panel{padding:22px}
.faq-board{padding:8px 16px}
.hero-actions .btn{width:100%}
}
@media(max-width:520px){
.brand-mark{font-size:14px}
.nav-cta{padding:8px 10px;font-size:13px}
.metric strong{font-size:32px}
.num{font-size:40px}
.copyline{flex-direction:column}
}

/* roulang page: category1 */
:root{--ink:#241C18;--clay:#C46A45;--clay-deep:#A85636;--sand:#F3EBE3;--paper:#FFF9F4;--stone:#8C7B6E;--brass:#C6A15B;--line:rgba(36,28,24,.12);--shadow:0 18px 40px rgba(36,28,24,.08);--grad:linear-gradient(135deg,#3A2A24 0%,#8A4B38 52%,#E7D3C4 100%)}
/* roulang page: category1 */
html{scroll-behavior:smooth}
body{margin:0;background:var(--sand);color:var(--ink);font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;font-size:17px;line-height:1.75;text-rendering:optimizeLegibility}
img{max-width:100%;display:block;border:0}
a{color:var(--clay-deep);text-decoration:none}
a:hover{text-decoration:underline}
button,input,textarea{font-family:inherit;font-size:16px;color:var(--ink)}
button{cursor:pointer}
h1,h2,h3{font-family:"Noto Serif SC","Source Han Serif SC",serif;font-weight:700;line-height:1.25;margin:0;color:var(--ink)}
h1{font-size:clamp(32px,4vw,56px)}
h2{font-size:clamp(28px,3vw,36px)}
h3{font-size:clamp(20px,2vw,24px)}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
.wrap,.container{width:min(1180px,calc(100% - 40px));margin-inline:auto}
.site-header{position:sticky;top:0;z-index:40;height:72px;background:var(--sand);border-bottom:1px solid var(--line);transition:box-shadow .2s ease}
.site-header.is-stuck{box-shadow:0 10px 28px rgba(36,28,24,.08)}
.header-bar{height:72px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink);text-decoration:none;min-width:0}
.brand:hover{text-decoration:none;color:var(--ink)}
.brand-mark{font-family:"Noto Serif SC","Source Han Serif SC",serif;font-weight:700;font-size:16px;line-height:1.25;color:var(--ink)}
.brand small{color:var(--stone);font-size:12px;letter-spacing:.14em;white-space:nowrap}
.header-right{display:flex;align-items:center;gap:22px;min-width:0}
.nav-links{display:flex;align-items:center;gap:28px}
.nav-link{color:var(--ink);font-size:15px;font-weight:500;text-decoration:none;padding:8px 0;background:none;border:0}
.nav-link:hover{color:var(--clay-deep);text-decoration:none}
.nav-link.active{color:var(--clay);box-shadow:inset 0 -2px 0 var(--clay)}
.header-actions{display:flex;align-items:center;gap:10px}
.menu-toggle{display:none;width:44px;height:44px;border-radius:14px;border:1px solid var(--line);background:var(--paper);align-items:center;justify-content:center;flex-direction:column;gap:5px}
.menu-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:12px 18px;border-radius:14px;border:1px solid transparent;font-weight:700;line-height:1.2;text-decoration:none;transition:transform .2s ease,background .2s ease,border-color .2s ease,box-shadow .2s ease}
.btn:hover{text-decoration:none}
.btn-primary{background:var(--clay);color:var(--paper)}
.btn-primary:hover{background:var(--clay-deep);color:var(--paper);transform:translateY(-2px)}
.btn-primary:active{transform:scale(.98)}
.btn-primary:focus-visible{box-shadow:0 0 0 2px var(--brass);outline:none}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--stone)}
.btn-ghost:hover{background:rgba(140,123,110,.08);color:var(--ink)}
.btn-ghost:active{transform:scale(.98)}
a:focus-visible,button:focus-visible{outline:2px solid var(--brass);outline-offset:3px}
.block{padding:88px 0}
.block-paper{background:var(--paper)}
.block-sand{background:var(--sand)}
.page-head{background:var(--paper);padding:84px 0 72px;border-bottom:1px solid var(--line)}
.head-grid{display:grid;grid-template-columns:1.45fr .55fr;gap:40px;align-items:end}
.kicker{margin:0 0 12px;font-size:13px;letter-spacing:.18em;color:var(--clay-deep);font-weight:700}
.lead-line{margin-top:18px;font-size:18px;line-height:1.7;color:var(--ink);max-width:16em}
.v-badges{display:flex;flex-direction:column;gap:14px}
.stat-badge{display:flex;flex-direction:column;gap:6px;padding:18px 20px;border-radius:20px;border:1px solid var(--brass);background:rgba(198,161,91,.14);box-shadow:var(--shadow)}
.stat-badge strong{font-family:"Noto Serif SC","Source Han Serif SC",serif;font-size:36px;line-height:1;font-weight:700}
.stat-badge span{font-size:13px;color:var(--stone)}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:28px}
.section-copy{margin-top:12px;font-size:16px;line-height:1.75;max-width:680px;color:var(--ink)}
.mag-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.mag-card{background:var(--paper);color:var(--ink);border:1px solid var(--line);border-radius:28px;box-shadow:var(--shadow);overflow:hidden;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.mag-card:hover{transform:translateY(-4px);box-shadow:0 22px 44px rgba(36,28,24,.12);border-color:rgba(196,106,69,.45)}
.mag-wide{grid-column:1 / -1;display:grid;grid-template-columns:1.35fr .9fr;min-height:320px}
.mag-visual{min-height:220px;background:radial-gradient(circle at 18% 24%,rgba(198,161,91,.62),transparent 46%),radial-gradient(circle at 78% 76%,rgba(196,106,69,.5),transparent 42%),linear-gradient(155deg,#3A2A24 0%,#8A4B38 58%,#E7D3C4 100%)}
.mag-body{display:flex;flex-direction:column;justify-content:space-between;gap:16px;padding:28px}
.mag-body p{font-size:15px;line-height:1.75;color:var(--ink)}
.mag-card h3 a{color:var(--ink);text-decoration:none}
.mag-card h3 a:hover{color:var(--clay-deep);text-decoration:underline}
.card-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13px;color:var(--stone)}
.card-foot a{font-weight:700}
.swatch{height:8px;background:linear-gradient(90deg,#3A2A24,#C46A45 55%,#C6A15B)}
.swatch-b{background:linear-gradient(90deg,#8A4B38,#E7D3C4)}
.badge{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--brass);border-radius:999px;padding:4px 10px;font-size:13px;line-height:1.4;color:var(--ink);background:rgba(198,161,91,.14);white-space:nowrap}
.more-row{display:flex;justify-content:flex-end;margin-top:22px}
.more-row a{font-weight:700;color:var(--clay-deep)}
.zone-anchor{height:0;overflow:hidden;scroll-margin-top:88px}
#updates,#faq,#extend{scroll-margin-top:88px}
.filter-bar{display:flex;gap:32px;border-bottom:1px solid var(--line);margin-top:22px}
.filter-btn{appearance:none;background:transparent;border:0;border-bottom:2px solid transparent;padding:12px 0;color:var(--ink);font-weight:700;font-size:16px;border-radius:0}
.filter-btn:hover{color:var(--clay-deep)}
.filter-btn.is-on{color:var(--clay);border-bottom-color:var(--clay)}
.feature-band{border-radius:28px;padding:40px 44px;background:linear-gradient(135deg,#3A2A24 0%,#8A4B38 68%,#E7D3C4 100%);color:var(--sand);box-shadow:var(--shadow)}
.feature-band h2,.feature-band h3{color:var(--sand)}
.feature-band p{color:rgba(243,235,227,.92);margin-top:10px}
.diff-split{display:grid;grid-template-columns:1fr 1fr;gap:28px;margin-top:28px}
.diff-col{padding-top:18px;border-top:1px solid rgba(243,235,227,.28)}
.sum-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:28px}
.sum-item{background:var(--paper);border:1px solid var(--brass);border-radius:28px;box-shadow:var(--shadow);padding:28px 24px}
.sum-item b{display:block;font-family:"Noto Serif SC","Source Han Serif SC",serif;font-size:42px;line-height:1;font-weight:700}
.sum-item span{display:block;margin-top:8px;color:var(--stone);font-size:14px}
.extend-list{margin-top:8px}
.extend-list a{display:flex;justify-content:space-between;align-items:baseline;gap:16px;padding:18px 0;border-top:1px solid var(--line);color:var(--ink);font-weight:700;text-decoration:none}
.extend-list li:last-child a{border-bottom:1px solid var(--line)}
.extend-list a:hover{color:var(--clay-deep);text-decoration:none}
.extend-list a em{font-style:normal;color:var(--stone);font-size:13px;font-weight:500;white-space:nowrap}
.qa-list{margin-top:8px}
.qa-row{display:grid;grid-template-columns:minmax(220px,.72fr) 1.28fr;gap:28px;padding:22px 0;border-top:1px solid var(--line)}
.qa-row:last-child{border-bottom:1px solid var(--line)}
.qa-row h3{font-size:20px}
.qa-row p{font-size:16px;line-height:1.75}
.end-strip{background:var(--paper);border-top:1px solid var(--line);padding:28px 0}
.end-inner{display:flex;align-items:center;justify-content:space-between;gap:24px}
.end-inner p{margin-top:8px;color:var(--stone);font-size:14px}
.site-footer{background:var(--ink);color:var(--sand);padding:72px 0 28px}
.site-footer a{color:var(--sand)}
.site-footer .brand,.site-footer .brand-mark{color:var(--sand)}
.site-footer .brand small{color:rgba(243,235,227,.72)}
.site-footer h2{font-family:"Noto Sans SC","Source Han Sans SC",sans-serif;font-size:16px;font-weight:700;margin:0 0 14px;color:var(--sand)}
.foot-grid{display:grid;grid-template-columns:1.4fr .8fr .8fr .8fr;gap:32px}
.foot-links{display:flex;flex-direction:column;gap:10px}
.foot-links a{text-decoration:none}
.foot-links a:hover{text-decoration:underline}
.site-footer .section-copy{color:rgba(243,235,227,.86);font-size:14px}
.copyline{display:flex;justify-content:space-between;gap:12px;margin-top:36px;padding-top:18px;border-top:1px solid rgba(243,235,227,.16);font-size:13px;color:rgba(243,235,227,.8)}
.copyline a{text-decoration:none}
.copyline a:hover{text-decoration:underline}
[hidden]{display:none !important}
@media (max-width:1024px){
.menu-toggle{display:flex}
.nav-links{display:none;position:absolute;left:0;right:0;top:72px;background:var(--paper);flex-direction:column;align-items:flex-start;gap:20px;padding:18px 20px 22px;border-bottom:1px solid var(--line);box-shadow:var(--shadow)}
.nav-links.is-open{display:flex}
.head-grid,.mag-wide,.diff-split{grid-template-columns:1fr}
.v-badges{display:grid;grid-template-columns:1fr 1fr}
.block{padding:64px 0}
.page-head{padding:64px 0 48px}
}
@media (max-width:768px){
.section-head,.end-inner,.qa-row,.foot-grid{grid-template-columns:1fr;display:grid}
.section-head,.end-inner{align-items:flex-start}
.sum-grid{grid-template-columns:1fr 1fr}
.sum-item:last-child{grid-column:1 / -1}
.feature-band{padding:28px 22px}
.mag-body{padding:22px}
.extend-list a{flex-direction:column;gap:4px}
}
@media (max-width:640px){
.mag-grid,.sum-grid,.v-badges{grid-template-columns:1fr}
.sum-item:last-child{grid-column:auto}
.block{padding:48px 0}
.brand-mark{font-size:14px}
.header-actions .btn{padding:10px 12px;font-size:14px}
.copyline{flex-direction:column}
}

/* roulang page: category2 */
:root{--ink:#241C18;--clay:#C46A45;--clay-deep:#A85636;--sand:#F3EBE3;--paper:#FFF9F4;--stone:#8C7B6E;--brass:#C6A15B;--line:rgba(36,28,24,.12);--shadow:0 18px 40px rgba(36,28,24,.08);--grad:linear-gradient(135deg,#3A2A24 0%,#8A4B38 52%,#E7D3C4 100%)}
html{scroll-behavior:smooth}
*,*::before,*::after{box-sizing:border-box}
body.page-body{margin:0;background:var(--sand);color:var(--ink);font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;font-size:17px;line-height:1.75;text-rendering:optimizeLegibility}
img{max-width:100%;display:block;border:0}
a{color:var(--clay-deep);text-decoration:none}
a:hover{text-decoration:underline}
button,input,textarea{font-family:inherit;font-size:16px;color:var(--ink)}
button{cursor:pointer}
h1,h2,h3,p{margin:0}
h1,h2,h3{font-family:"Noto Serif SC","Source Han Serif SC",serif;font-weight:700;color:var(--ink)}
h1{font-size:clamp(32px,4vw,56px);line-height:1.25}
h2{font-size:clamp(28px,3vw,36px);line-height:1.3}
h3{font-size:clamp(20px,2vw,24px);line-height:1.4}
.wrap{width:min(1180px,calc(100% - 40px));margin-inline:auto}
.site-header{position:sticky;top:0;z-index:40;height:72px;background:var(--sand);border-bottom:1px solid var(--line);transition:box-shadow .2s ease}
.site-header.is-stuck{box-shadow:0 10px 28px rgba(36,28,24,.08)}
.header-bar{height:72px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink);text-decoration:none;min-width:0}
.brand:hover{text-decoration:none;color:var(--ink)}
.brand-mark{font-family:"Noto Serif SC","Source Han Serif SC",serif;font-weight:700;font-size:16px;line-height:1.25;color:var(--ink)}
.brand small{color:var(--stone);font-size:12px;letter-spacing:.14em;white-space:nowrap}
.header-right{display:flex;align-items:center;gap:22px;min-width:0}
.nav-links{display:flex;align-items:center;gap:28px}
.nav-link{color:var(--ink);font-size:15px;font-weight:500;text-decoration:none;padding:8px 0;background:none;border:0}
.nav-link:hover{color:var(--clay-deep);text-decoration:none}
.nav-link.active{color:var(--clay);box-shadow:inset 0 -2px 0 var(--clay)}
.header-actions{display:flex;align-items:center;gap:10px}
.menu-toggle{display:none;width:44px;height:44px;border-radius:14px;border:1px solid var(--line);background:var(--paper);align-items:center;justify-content:center;flex-direction:column;gap:5px}
.menu-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:12px 18px;border-radius:14px;border:1px solid transparent;font-weight:700;line-height:1.2;text-decoration:none;transition:transform .2s ease,background .2s ease,border-color .2s ease,box-shadow .2s ease}
.btn:hover{text-decoration:none}
.btn-primary{background:var(--clay);color:var(--paper)}
.btn-primary:hover{background:var(--clay-deep);color:var(--paper);transform:translateY(-2px)}
.btn-primary:active{transform:scale(.98)}
.btn-primary:focus-visible,.btn-ghost:focus-visible{box-shadow:0 0 0 2px var(--brass);outline:none}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--stone)}
.btn-ghost:hover{background:rgba(140,123,110,.08);color:var(--ink)}
.btn-ghost:active{transform:scale(.98)}
a:focus-visible,button:focus-visible{outline:2px solid var(--brass);outline-offset:3px}
.section{padding:88px 0}
.section-sand{background:var(--sand)}
.section-paper{background:var(--paper);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-copy{margin-top:14px;font-size:16px;line-height:1.75;max-width:740px;color:var(--ink)}
.kicker{font-size:13px;letter-spacing:.18em;color:var(--clay-deep);font-weight:700}
.thin-rule{border:0;border-top:1px solid var(--line);width:100%;margin:18px 0}
.banner-grid{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(220px,.62fr);gap:48px;align-items:center}
.banner-lead{font-size:17px;line-height:1.75;max-width:40em}
.v-badges{display:flex;flex-direction:column;gap:14px}
.stat-badge{border:1px solid var(--brass);border-radius:28px;padding:22px 22px 18px;background:linear-gradient(160deg,rgba(58,42,36,.94) 0%,rgba(138,75,56,.82) 58%,rgba(231,211,196,.92) 100%);color:var(--sand);box-shadow:var(--shadow);min-height:148px}
.stat-badge b{display:block;font-family:"Noto Serif SC","Source Han Serif SC",serif;font-size:52px;line-height:1;font-weight:700;color:var(--paper)}
.stat-badge span{display:block;margin-top:10px;font-size:14px;color:rgba(243,235,227,.9)}
.zone-board{display:grid;grid-template-columns:1fr 1fr;gap:22px;align-items:stretch}
.zone-col{background:var(--paper);border:1px solid var(--line);border-radius:28px;box-shadow:var(--shadow);padding:26px 26px 12px}
.zone-col h3{font-size:24px}
.zone-note{margin-top:8px;color:var(--stone);font-size:14px}
.entry{display:grid;grid-template-columns:64px minmax(0,1fr) auto;gap:14px;align-items:center;padding:16px 8px;margin-top:8px;border-top:1px solid var(--line);border-radius:20px;color:var(--ink);text-decoration:none;transition:background .2s ease,border-color .2s ease}
.entry:hover{text-decoration:none;color:var(--ink);background:rgba(196,106,69,.08);border-color:rgba(196,106,69,.45)}
.entry:active{transform:scale(.98)}
.entry h3{font-size:18px}
.entry p{font-size:14px;line-height:1.7;color:var(--ink);margin-top:4px}
.entry-no{font-family:"Noto Serif SC","Source Han Serif SC",serif;font-size:28px;line-height:1;color:var(--clay-deep)}
.badge{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--brass);border-radius:999px;padding:4px 10px;font-size:13px;line-height:1.4;color:var(--ink);background:rgba(198,161,91,.14);white-space:nowrap}
.v-axis{list-style:none;margin:28px 0 0;padding:0;display:flex;flex-direction:column;gap:0}
.v-axis li{display:grid;grid-template-columns:22px 1fr;gap:18px;position:relative;padding-bottom:26px}
.v-axis li::before{content:"";position:absolute;left:10px;top:16px;bottom:0;width:1px;background:rgba(196,106,69,.45)}
.v-axis li:last-child::before{display:none}
.dot{width:22px;height:22px;border-radius:999px;background:var(--clay);border:4px solid #F6E4D8;box-shadow:0 0 0 1px var(--clay);margin-top:4px}
.axis-body{background:var(--paper);border:1px solid var(--line);border-radius:20px;padding:18px 20px;box-shadow:var(--shadow)}
.axis-body h3{font-size:20px;margin-top:8px}
.axis-body p{margin-top:6px;font-size:15px}
.stack-layout{display:grid;grid-template-columns:.78fr 1.22fr;gap:36px;align-items:center}
.stack-stage{position:relative;min-height:460px}
.stack-card{display:flex;flex-direction:column;background:var(--paper);color:var(--ink);border:1px solid var(--line);border-radius:28px;box-shadow:var(--shadow);overflow:hidden;text-decoration:none;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.stack-card:hover{text-decoration:none;color:var(--ink);transform:translateY(-4px);box-shadow:0 22px 44px rgba(36,28,24,.12);border-color:rgba(196,106,69,.45)}
.stack-card:active{transform:translateY(-1px) scale(.98)}
.stack-card-lg{position:relative;z-index:1}
.stack-card-sm{position:absolute;right:0;bottom:0;width:min(280px,46%);z-index:2;background:var(--sand)}
.stack-visual{background:var(--sand)}
.stack-card img{width:100%;height:100%;object-fit:cover}
.stack-card-lg img{aspect-ratio:16/10}
.stack-card-sm img{aspect-ratio:4/5}
.stack-copy-in{padding:22px}
.stack-copy-in h3{font-size:22px}
.stack-copy-in p{margin-top:8px;font-size:15px}
.card-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:16px}
.assure-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.assure-item{display:block;padding:28px;border-radius:28px;background:rgba(255,249,244,.08);border:1px solid rgba(231,211,196,.35);color:var(--sand);text-decoration:none;transition:transform .2s ease,border-color .2s ease,background .2s ease}
.assure-item:hover{text-decoration:none;color:var(--sand);transform:translateY(-4px);border-color:rgba(198,161,91,.85);background:rgba(255,249,244,.14)}
.assure-item h3{color:var(--paper);font-size:24px;margin-top:10px}
.assure-item p{margin-top:8px;color:rgba(243,235,227,.9);font-size:15px}
.band-ink{background:var(--grad);color:var(--sand)}
.band-ink h2,.band-ink .section-copy{color:var(--sand)}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:28px}
.step-card{display:flex;flex-direction:column;justify-content:space-between;min-height:220px;padding:24px;border-radius:28px;background:var(--paper);border:1px solid var(--line);box-shadow:var(--shadow);color:var(--ink);text-decoration:none}
.step-card:hover{text-decoration:none;color:var(--ink);transform:translateY(-4px);border-color:rgba(196,106,69,.45);box-shadow:0 22px 44px rgba(36,28,24,.12);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.step-no{font-family:"Noto Serif SC","Source Han Serif SC",serif;font-size:40px;line-height:1;color:var(--clay)}
.step-card h3{margin-top:18px;font-size:22px}
.step-card p{margin-top:8px;font-size:15px}
.qa-list{display:flex;flex-direction:column;border-top:1px solid var(--line)}
.qa-row{display:grid;grid-template-columns:180px 1fr;gap:24px;padding:22px 0;border-bottom:1px solid var(--line)}
.qa-row h3{font-size:18px;font-family:"Noto Sans SC","Source Han Sans SC",sans-serif;font-weight:700}
.qa-row p{font-size:16px}
.end-band{background:var(--paper);border-top:1px solid var(--line)}
.end-inner{display:flex;align-items:center;justify-content:space-between;gap:28px}
.end-inner p{margin-top:10px;max-width:40em}
.site-footer{background:var(--ink);color:var(--sand);padding:72px 0 28px}
.site-footer a{color:var(--sand)}
.site-footer .brand-mark,.site-footer h2{color:var(--sand)}
.site-footer .brand small{color:rgba(243,235,227,.72)}
.site-footer .section-copy{color:rgba(243,235,227,.86);max-width:320px}
.site-footer h2{font-size:18px;margin-bottom:14px}
.foot-grid{display:grid;grid-template-columns:1.4fr .8fr .8fr .8fr;gap:28px}
.foot-links{display:flex;flex-direction:column;gap:10px}
.foot-links a{font-size:15px}
.copyline{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-top:28px;padding-top:18px;border-top:1px solid rgba(243,235,227,.16);font-size:13px;color:rgba(243,235,227,.78)}
@media(max-width:1024px){
.menu-toggle{display:flex}
.nav-links{display:none;position:absolute;left:0;right:0;top:72px;background:var(--paper);flex-direction:column;align-items:flex-start;gap:20px;padding:18px 20px 22px;border-bottom:1px solid var(--line);box-shadow:var(--shadow)}
.nav-links.is-open{display:flex}
.nav-link{width:100%;padding:6px 0}
.stack-layout,.banner-grid{grid-template-columns:1fr;gap:28px}
.stack-stage{min-height:0}
.stack-card-sm{position:relative;width:min(360px,100%);margin-top:-48px;margin-left:auto}
.section{padding:72px 0}
}
@media(max-width:768px){
.section{padding:48px 0}
.zone-board,.assure-grid,.steps,.foot-grid,.qa-row,.end-inner{grid-template-columns:1fr}
.v-badges{flex-direction:row}
.stat-badge{flex:1;min-height:120px}
.stat-badge b{font-size:40px}
.end-inner{align-items:flex-start}
.foot-grid{gap:22px}
}
@media(max-width:520px){
.wrap{width:min(1180px,calc(100% - 28px))}
.brand-mark{font-size:13px}
.brand small{letter-spacing:.08em}
.nav-cta{padding:10px 12px;font-size:13px}
.entry{grid-template-columns:46px minmax(0,1fr)}
.entry .badge{grid-column:2;justify-self:start}
.stack-card-sm{margin-top:14px;width:100%}
.v-axis li{grid-template-columns:18px 1fr;gap:12px}
h1{font-size:32px}
}