/* roulang page: index */
:root{--plum:#6E2F45;--plum-deep:#542336;--apricot:#C9856A;--apricot-soft:#F3E6DC;--mist:#8E7A93;--paper:#F4EFE8;--card:#FFFBF7;--ink:#2C2623;--muted:#6E655F;--line:#E4D9CE;--moss:#3F6B5A;--shadow:0 8px 24px rgba(44,38,35,.06);--radius-card:8px;--radius-btn:6px;--serif:"Noto Serif SC","Songti SC",STSong,serif;--sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;--mono:ui-monospace,"SFMono-Regular",Menlo,Consolas,monospace;--header-h:72px}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--sans);font-size:16px;line-height:1.8;color:var(--ink);background-color:var(--paper);background-image:radial-gradient(rgba(110,47,69,.07) .7px,transparent .7px);background-size:16px 16px}
img{max-width:100%;display:block}
button,input,select,textarea{font-family:inherit;font-size:16px;color:var(--ink)}
a{color:inherit;text-decoration:none}
p{margin:0 0 .85em}
h1,h2,h3,h4{font-family:var(--serif);font-weight:700;line-height:1.35;color:var(--ink);margin:0}
ul,ol{margin:0;padding:0}
.container{width:min(1120px,calc(100% - 48px));margin-inline:auto}
.site-header{position:sticky;top:0;z-index:50;height:auto;background:rgba(244,239,232,.92);border-bottom:1px solid var(--line)}
.bar{height:72px;display:flex;align-items:center;justify-content:space-between;gap:12px}
.brand{display:flex;flex-direction:column;justify-content:center;min-height:44px;font-family:var(--serif);font-weight:700;font-size:16px;line-height:1.15;color:var(--ink);letter-spacing:.02em}
.brand-line{display:block}
.em{color:var(--plum)}
.nav-desktop{display:flex;align-items:center;gap:8px}
.bar-actions{display:flex;align-items:center;gap:8px}
.chip{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 14px;border-radius:6px;background:#F6E6DC;color:var(--plum);font-weight:700;font-size:14px;border:1px solid transparent;transition:background .2s ease,color .2s ease,transform .2s ease}
.chip:hover{background:#F3E6DC}
.chip:active{transform:translateY(1px)}
.chip.is-active{background:var(--plum);color:var(--paper)}
.chip.is-active:hover{background:var(--plum-deep);color:var(--paper)}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 18px;border-radius:6px;border:1px solid transparent;font-weight:700;line-height:1;cursor:pointer;transition:background .2s ease,color .2s ease,transform .2s ease,border-color .2s ease}
.btn-primary{background:var(--plum);color:#FFFBF7}
.btn-primary:hover{background:var(--plum-deep);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0);background:var(--plum-deep)}
.btn-secondary{background:transparent;color:var(--plum);border-color:var(--apricot)}
.btn-secondary:hover{background:#F3E6DC}
.btn-secondary:active{transform:translateY(1px)}
.menu-btn{display:none;min-width:44px;padding:0 12px;background:transparent;color:var(--plum);border:1px solid var(--line);border-radius:6px}
.menu-btn:hover{background:#F3E6DC}
.mobile-nav{display:none;background:var(--paper);border-top:1px solid var(--line)}
.mobile-nav.is-open{display:block}
.mobile-nav-inner{display:grid;gap:10px;padding:12px 0 16px}
.mobile-nav .chip{width:100%;justify-content:flex-start;padding:0 16px}
main{display:block}
section{scroll-margin-top:84px;padding:72px 0}
.section-card{background:#FFFBF7}
.section-soft{background:#F8EFE8}
.section-head{max-width:760px;margin-bottom:28px}
.section-head h2{font-size:32px;margin-bottom:10px}
.lead{color:var(--muted);font-size:16px;line-height:1.8;margin:0}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:32px;align-items:stretch}
.hero-title{font-size:48px;letter-spacing:.04em;line-height:1.2}
.value{margin:14px 0 12px;font-family:var(--serif);font-size:20px;line-height:1.6;color:var(--plum)}
.hero-copy .lead{margin-bottom:22px}
.btn-row{display:flex;flex-wrap:wrap;gap:12px}
.metric-board{display:grid;grid-template-columns:repeat(6,1fr);gap:12px;align-content:start}
.metric{background:var(--card);border:1px solid var(--line);border-radius:8px;box-shadow:var(--shadow);padding:16px 16px 14px;display:flex;flex-direction:column;justify-content:space-between;min-height:112px}
.metric-lg{grid-column:span 3;min-height:156px}
.metric-sm{grid-column:span 2}
.num{font-family:var(--mono);font-size:42px;line-height:1;color:var(--plum);letter-spacing:-.04em}
.metric-lg .num{font-size:52px}
.metric-label{margin-top:10px;color:var(--ink);font-size:14px;line-height:1.6}
.bento{display:grid;grid-template-columns:1.15fr .85fr .9fr;grid-template-rows:auto auto;gap:16px}
.bento-card{background:var(--card);border:1px solid var(--line);border-radius:8px;box-shadow:var(--shadow);overflow:hidden;display:flex;flex-direction:column;min-height:100%}
.bento-wide{grid-column:1/3;grid-row:1}
.bento-tall{grid-column:3;grid-row:1/3}
.bento-a{grid-column:1;grid-row:2}
.bento-b{grid-column:2;grid-row:2}
.swatch{min-height:96px;display:flex;align-items:flex-end;padding:14px 16px;color:#FFFBF7}
.swatch h3{color:inherit;font-size:22px}
.swatch-plum{background:#6E2F45}
.swatch-apricot{background:#C9856A;color:#2C2623}
.swatch-mist{background:#8E7A93}
.swatch-moss{background:#3F6B5A}
.bento-tall .swatch{flex:1;min-height:210px}
.card-body{padding:14px 16px 16px;color:var(--muted);margin:0}
.timeband{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line)}
.time-item{position:relative;padding:26px 18px 8px;border-left:1px solid var(--line)}
.time-item:first-child{border-left:none}
.time-item::before{content:"";position:absolute;top:-5px;left:18px;width:10px;height:10px;border-radius:50%;background:var(--apricot)}
.time-kicker{display:block;color:var(--apricot);font-size:13px;letter-spacing:.08em;margin-bottom:6px}
.time-item h3{font-size:22px;margin-bottom:8px}
.time-item h3 a{border-bottom:1px solid transparent}
.time-item h3 a:hover{border-bottom-color:var(--apricot)}
.time-item p{color:var(--muted);margin:0}
.compare{border-top:1px solid var(--line)}
.compare-head,.compare-row{display:grid;grid-template-columns:92px 1fr 1.25fr;gap:18px;align-items:start;padding:18px 0;border-bottom:1px solid var(--line)}
.compare-head{color:var(--muted);font-size:14px;padding-bottom:12px}
.compare-head .good-label{color:var(--moss);font-weight:700}
.compare-dim{font-family:var(--serif);font-weight:700;font-size:18px}
.col-bad,.col-good{line-height:1.8}
.mini{display:none;font-size:12px;font-weight:700;margin-right:6px}
.col-bad .mini{color:var(--muted)}
.col-good .mini{color:var(--moss)}
.miles{position:relative;list-style:none;margin:8px 0 0;padding:0}
.miles::before{content:"";position:absolute;left:50%;top:0;bottom:0;width:1px;background:var(--line)}
.miles li{position:relative;width:50%;padding:0 0 28px}
.miles li:nth-child(odd){padding-right:36px}
.miles li:nth-child(even){margin-left:50%;padding-left:36px}
.miles li::before{content:"";position:absolute;top:22px;width:12px;height:12px;border-radius:50%;background:var(--apricot);box-shadow:0 0 0 4px #F4EFE8}
.miles li:nth-child(odd)::before{right:-6px}
.miles li:nth-child(even)::before{left:-6px}
.mile-card{background:var(--card);border:1px solid var(--line);border-radius:8px;box-shadow:var(--shadow);padding:16px 18px}
.mile-card h3{font-size:20px;margin-bottom:6px}
.mile-card p{margin:0;color:var(--muted)}
.editorial{display:grid;grid-template-columns:.72fr 1.55fr;gap:18px;align-items:stretch}
.editorial-side,.editorial-main{background:var(--card);border:1px solid var(--line);border-radius:8px;box-shadow:var(--shadow)}
.editorial-side{padding:22px 20px;display:flex;flex-direction:column;justify-content:space-between;background:#6E2F45;color:#FFFBF7}
.editorial-side h3,.editorial-side p{color:#FFFBF7}
.editorial-side p{color:rgba(255,251,247,.84)}
.editorial-main{padding:22px 22px 10px}
.point-list{list-style:none;margin-top:8px}
.point-list li{position:relative;padding:12px 0 12px 18px;border-top:1px solid var(--line);color:var(--ink);line-height:1.8}
.point-list li::before{content:"";position:absolute;left:0;top:22px;width:7px;height:7px;border-radius:50%;background:var(--apricot)}
.text-link{display:inline-flex;align-items:center;min-height:44px;color:#FFFBF7;border-bottom:1px solid #C9856A;font-weight:700;width:fit-content}
.ink-link{display:inline-flex;align-items:center;min-height:44px;color:var(--plum);border-bottom:1px solid var(--apricot);font-weight:700}
.ink-link:hover,.text-link:hover{opacity:.84}
.news-list{display:flex;flex-direction:column;gap:12px}
.news-item{display:grid;grid-template-columns:148px minmax(0,1fr);gap:16px;padding:14px;background:var(--card);border:1px solid var(--line);border-radius:8px;box-shadow:var(--shadow);transition:transform .2s ease,box-shadow .2s ease}
.news-item:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(44,38,35,.08)}
.thumb{border-radius:6px;min-height:112px;display:flex;align-items:flex-end;padding:10px;color:#FFFBF7;font-family:var(--serif);font-weight:700}
.thumb span{writing-mode:horizontal-tb}
.thumb-a{background:#6E2F45}
.thumb-b{background:#C9856A;color:#2C2623}
.thumb-c{background:#8E7A93}
.thumb-d{background:#3F6B5A}
.news-meta{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-bottom:4px;color:var(--muted);font-size:13px}
.tag{display:inline-flex;align-items:center;min-height:26px;padding:0 8px;border-radius:6px;background:#F6E6DC;color:var(--plum);font-weight:700;font-size:12px}
.news-item h3{font-size:20px;margin-bottom:4px}
.news-item h3 a:hover{color:var(--plum)}
.news-item p{margin:0;color:var(--muted)}
.more-row{margin-top:16px}
.duo{display:grid;grid-template-columns:1.4fr .82fr;gap:16px}
.scene-card{background:var(--card);border:1px solid var(--line);border-radius:8px;box-shadow:var(--shadow);padding:22px;min-height:100%;transition:transform .2s ease}
.scene-card:hover{transform:translateY(-2px)}
.scene-card h3{font-size:26px;margin:8px 0}
.scene-card p{margin:0;color:var(--muted)}
.kicker{color:var(--apricot);font-size:13px;letter-spacing:.08em}
.duo-wide{background:#FFFBF7}
.duo-narrow{background:#F7E7E0}
.guard-row{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.guard-item{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:16px;box-shadow:var(--shadow)}
.guard-item h3{font-size:18px;margin:10px 0 6px}
.guard-item p{margin:0;color:var(--muted);font-size:14px;line-height:1.8}
.icon{width:36px;height:36px;color:var(--plum)}
.quick-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.quick-item{background:transparent;border-left:3px solid var(--apricot);padding:6px 8px 6px 16px}
.quick-item h3{font-size:18px;margin-bottom:6px}
.quick-item p{margin:0;color:var(--muted)}
.channel-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.channel-card{display:flex;flex-direction:column;align-items:flex-start;gap:8px;min-height:148px;padding:22px;border-radius:6px;background:#F6E6DC;color:var(--plum);border:1px solid transparent;box-shadow:var(--shadow);transition:background .2s ease,transform .2s ease}
.channel-card:hover{background:#F3E6DC;transform:translateY(-1px)}
.channel-card strong{font-family:var(--serif);font-size:28px;font-weight:700;line-height:1.3}
.channel-card span{color:var(--ink);line-height:1.8}
.faq-list{display:flex;flex-direction:column;gap:10px}
.faq-item{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:0 16px;box-shadow:var(--shadow)}
.faq-item summary{min-height:52px;display:flex;align-items:center;justify-content:space-between;gap:12px;cursor:pointer;font-family:var(--serif);font-weight:700;font-size:18px;list-style:none}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-family:var(--mono);color:var(--plum);font-size:22px;line-height:1}
.faq-item[open] summary::after{content:"–"}
.faq-item p{margin:0;padding:0 0 14px;color:var(--muted);line-height:1.8}
.form-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:28px;align-items:start}
.form-panel{background:var(--card);border:1px solid var(--line);border-radius:8px;box-shadow:var(--shadow);padding:20px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.field{display:flex;flex-direction:column;gap:6px}
.field.full{grid-column:1/-1}
.field label{font-weight:700;font-size:14px}
.field input,.field select,.field textarea{width:100%;min-height:44px;padding:10px 12px;border:1px solid var(--line);border-radius:6px;background:#FFFBF7;outline:none}
.field textarea{min-height:120px;resize:vertical;line-height:1.8}
.field input:hover,.field select:hover,.field textarea:hover{border-color:#C9856A}
.checkline{display:flex;align-items:flex-start;gap:10px;grid-column:1/-1;color:var(--muted);line-height:1.8}
.checkline input{width:18px;height:18px;margin-top:6px;accent-color:var(--plum)}
.form-panel .btn{width:100%}
.close-band{background:#6E2F45;color:#FFFBF7;padding:48px 0}
.close-band h2,.close-band p{color:#FFFBF7}
.close-band .lead{color:rgba(255,251,247,.86)}
.close-actions{display:flex;flex-wrap:wrap;gap:18px;margin-top:8px}
.site-footer{background:#2C2623;color:#F4EFE8;padding:36px 0 28px}
.foot-grid{display:flex;justify-content:space-between;gap:24px;align-items:flex-start}
.foot-brand{font-family:var(--serif);font-weight:700;font-size:22px;line-height:1.25;color:#F4EFE8}
.foot-brand .em{color:#C9856A}
.foot-note{margin:8px 0 0;color:rgba(244,239,232,.78);max-width:420px}
.foot-links{display:flex;flex-direction:column;gap:4px;align-items:flex-start}
.foot-links a{min-height:44px;display:inline-flex;align-items:center;color:#F4EFE8;border-bottom:1px solid transparent}
.foot-links a:hover{border-bottom-color:#C9856A;color:#F3E6DC}
.copy{margin:22px 0 0;padding-top:14px;border-top:1px solid rgba(228,217,206,.25);color:rgba(244,239,232,.72);font-size:14px}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{outline:2px solid var(--plum);outline-offset:2px}
@media(max-width:1023px){
.nav-desktop{display:none}
.menu-btn{display:inline-flex}
.hero-title{font-size:40px}
.bento{grid-template-columns:1fr 1fr}
.bento-wide,.bento-tall{grid-column:1/-1;grid-row:auto}
.bento-a,.bento-b{grid-column:auto;grid-row:auto}
.bento-tall .swatch{min-height:140px}
.guard-row{grid-template-columns:1fr 1fr}
.hero-grid,.editorial,.duo,.form-layout{grid-template-columns:1fr}
}
@media(max-width:767px){
.container{width:min(1120px,calc(100% - 32px))}
section{padding:48px 0}
.section-head h2{font-size:28px}
.hero-title{font-size:34px}
.metric-lg,.metric-sm{grid-column:span 6}
.timeband{grid-template-columns:1fr;border-top:none;border-left:1px solid var(--line);margin-left:8px}
.time-item{border-left:none;padding:0 0 22px 22px}
.time-item::before{left:-5px;top:8px}
.compare-head{display:none}
.compare-row{grid-template-columns:1fr;gap:6px;padding:14px 0}
.mini{display:inline}
.miles::before{left:6px}
.miles li,.miles li:nth-child(even){width:100%;margin-left:0;padding:0 0 18px 28px}
.miles li::before,.miles li:nth-child(odd)::before,.miles li:nth-child(even)::before{left:0;right:auto}
.quick-grid,.channel-grid,.form-grid,.guard-row{grid-template-columns:1fr}
.news-item{grid-template-columns:92px minmax(0,1fr)}
.foot-grid{flex-direction:column}
.num,.metric-lg .num{font-size:36px}
}
@media(max-width:520px){
.brand{font-size:14px}
.nav-cta{padding:0 10px;font-size:14px}
.hero-title{font-size:30px}
.value{font-size:18px}
.btn{width:auto}
.btn-row .btn{flex:1}
}
@media(prefers-reduced-motion:reduce){
html{scroll-behavior:auto}
.btn,.chip,.news-item,.scene-card,.channel-card{transition:none}
}

/* roulang page: category2 */
:root{--plum:#6E2F45;--plum-deep:#542336;--apricot:#C9856A;--apricot-soft:#F3E6DC;--mist:#8E7A93;--paper:#F4EFE8;--card:#FFFBF7;--ink:#2C2623;--muted:#6E655F;--line:#E4D9CE;--moss:#3F6B5A;--shadow:0 8px 24px rgba(44,38,35,.06);--radius-card:8px;--radius-btn:6px;--serif:"Noto Serif SC","Songti SC",STSong,serif;--sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;--mono:ui-monospace,"SFMono-Regular",Menlo,Consolas,monospace;--header-h:72px}
/* roulang page: category2 */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--sans);font-size:16px;line-height:1.8;color:var(--ink);background-color:var(--paper);background-image:radial-gradient(rgba(110,47,69,.07) .7px,transparent .7px);background-size:16px 16px}
img{max-width:100%;display:block}
button,input,select,textarea{font-family:inherit;font-size:16px;color:var(--ink)}
a{color:inherit;text-decoration:none}
h1,h2,h3{font-family:var(--serif);font-weight:700;line-height:1.28;color:var(--ink);margin:0 0 .45em}
p{margin:0 0 .75em}
.container{width:min(1120px,calc(100% - 48px));margin-inline:auto}
.em{color:var(--plum)}
.site-header{position:sticky;top:0;z-index:50;background:rgba(244,239,232,.92);border-bottom:1px solid var(--line);backdrop-filter:saturate(1.1)}
.bar{display:flex;align-items:center;justify-content:space-between;height:72px;gap:16px}
.brand{display:flex;flex-direction:column;justify-content:center;min-height:44px;font-family:var(--serif);font-weight:700;font-size:16px;line-height:1.15;color:var(--ink);letter-spacing:.02em}
.brand-line{display:block}
.nav-desktop{display:flex;align-items:center;gap:8px}
.chip{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 14px;border-radius:6px;background:#F6E6DC;color:var(--plum);font-weight:700;font-size:14px;border:1px solid transparent;transition:background .2s ease,color .2s ease,transform .2s ease}
.chip:hover{background:#F3E6DC}
.chip:active{transform:translateY(1px)}
.chip.is-active{background:var(--plum);color:var(--paper)}
.chip.is-active:hover{background:var(--plum-deep);color:var(--paper)}
.bar-actions{display:flex;align-items:center;gap:8px}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 18px;border-radius:6px;border:1px solid transparent;font-weight:700;line-height:1;cursor:pointer;transition:background .2s ease,color .2s ease,transform .2s ease,border-color .2s ease}
.btn-primary{background:var(--plum);color:#FFFBF7}
.btn-primary:hover{background:var(--plum-deep);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0);background:var(--plum-deep)}
.btn-secondary{background:transparent;color:var(--plum);border-color:var(--apricot)}
.btn-secondary:hover{background:#F3E6DC}
.btn-secondary:active{transform:translateY(1px)}
.menu-btn{display:none;min-width:44px;min-height:44px;padding:0 12px;background:transparent;color:var(--plum);border:1px solid var(--line);border-radius:6px;cursor:pointer}
.menu-btn:hover{background:#F3E6DC}
.mobile-nav{display:none;background:var(--paper);border-top:1px solid var(--line)}
.mobile-nav.is-open{display:block}
.mobile-nav-inner{display:grid;gap:10px;padding:12px 0 16px}
.mobile-nav .chip{width:100%;justify-content:flex-start;padding:0 16px}
main{display:block}
section{scroll-margin-top:84px;padding:72px 0}
.section-card{background:#FFFBF7}
.section-soft{background:#F8EFE8}
.section-head{max-width:760px;margin-bottom:28px}
.section-head h2{font-size:32px;margin-bottom:10px}
.lead{color:var(--muted);font-size:16px;line-height:1.8;margin:0}
.thin-line{width:72px;height:1px;background:var(--apricot);margin:14px 0 16px}
.kicker{display:inline-flex;align-items:center;min-height:26px;padding:0 8px;border-radius:6px;background:#F6E6DC;color:var(--plum);font-weight:700;font-size:12px;letter-spacing:.04em}
.tag{display:inline-flex;align-items:center;min-height:26px;padding:0 8px;border-radius:6px;background:#F6E6DC;color:var(--plum);font-weight:700;font-size:12px}
.head-grid{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(280px,.8fr);gap:32px;align-items:stretch}
.page-title{font-size:46px;letter-spacing:.04em;line-height:1.2;margin-bottom:0}
.invite-panel{background:var(--card);border:1px solid var(--line);border-radius:8px;box-shadow:var(--shadow);padding:22px 22px 20px;display:flex;flex-direction:column;gap:14px}
.invite-panel h2{font-size:22px;margin:8px 0 0}
.invite-panel p{margin:0;color:var(--muted)}
.progress-top{display:flex;justify-content:space-between;gap:12px;font-size:13px;color:var(--muted)}
.progress-top b{font-family:var(--mono);font-weight:500;color:var(--moss)}
.progress-track{height:8px;border-radius:6px;background:#F3E6DC;overflow:hidden;border:1px solid var(--line)}
.progress-track span{display:block;height:100%;width:72%;background:var(--plum);border-radius:6px}
.switch-row{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.switch-note{color:var(--muted);margin:0}
.stagger{display:grid;grid-template-columns:1.35fr 1fr 1fr;grid-auto-rows:minmax(120px,auto);gap:16px}
.touch-card{background:var(--card);border:1px solid var(--line);border-radius:8px;box-shadow:var(--shadow);overflow:hidden;display:flex;flex-direction:column;min-height:100%;transition:transform .2s ease,box-shadow .2s ease}
.touch-card:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(44,38,35,.08)}
.span-lg{grid-column:1;grid-row:1 / span 2}
.span-wide{grid-column:1 / span 3}
.swatch{min-height:72px}
.swatch-lg{min-height:168px}
.swatch-a{background:#6E2F45}
.swatch-b{background:#C9856A}
.swatch-c{background:#8E7A93}
.swatch-d{background:#3F6B5A}
.swatch-e{background:#542336}
.swatch-f{background:#A86B58}
.card-copy{padding:14px 16px 16px}
.card-copy h3{font-size:22px;margin-bottom:6px}
.span-lg .card-copy h3{font-size:28px}
.card-copy p{margin:0;color:var(--muted)}
.more-row{margin-top:16px}
.diff-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.diff-col{background:var(--card);border:1px solid var(--line);border-radius:8px;box-shadow:var(--shadow);padding:8px 22px 18px}
.diff-col h3{font-size:26px;margin:16px 0 4px}
.diff-line{padding:14px 0;border-top:1px solid var(--line)}
.diff-line b{display:block;font-size:13px;color:var(--apricot);font-weight:700}
.diff-line span{display:block;line-height:1.8}
.note-row{display:grid;grid-template-columns:1.15fr .9fr 1fr;gap:16px}
.note{background:var(--card);border:1px solid var(--line);border-radius:8px;box-shadow:var(--shadow);padding:18px 18px 12px;min-height:100%}
.note h3{font-size:22px;margin:8px 0}
.note p{color:var(--muted);margin:0 0 8px}
.text-link{display:inline-flex;align-items:center;min-height:44px;color:var(--plum);border-bottom:1px solid var(--apricot);font-weight:700;width:fit-content}
.text-link:hover{color:var(--plum-deep)}
.bound-list{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:8px;box-shadow:var(--shadow)}
.bound-item{display:grid;grid-template-columns:92px minmax(0,1fr);gap:16px;padding:18px 20px;border-top:1px solid var(--line);align-items:start}
.bound-item:first-child{border-top:none}
.bound-item strong{font-family:var(--serif);color:var(--plum);font-size:18px}
.bound-item p{margin:0;color:var(--ink)}
.faq-list{display:flex;flex-direction:column;border-top:1px solid var(--line)}
.faq-list details{border-bottom:1px solid var(--line);background:transparent}
.faq-list summary{min-height:56px;display:flex;align-items:center;justify-content:space-between;gap:16px;cursor:pointer;font-weight:700;list-style:none;padding:8px 0}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary::after{content:"+";font-family:var(--mono);color:var(--apricot);font-size:20px}
.faq-list details[open] summary::after{content:"–"}
.faq-list details p{margin:0 0 16px;color:var(--muted);line-height:1.8;max-width:760px}
.form-card{background:var(--card);border:1px solid var(--line);border-radius:8px;box-shadow:var(--shadow);padding:22px}
.form-row{display:grid;grid-template-columns:1fr 1fr 1fr auto;gap:12px;align-items:end}
.field{display:flex;flex-direction:column;gap:6px}
.field span{font-weight:700;font-size:14px}
.field input,.field select{min-height:44px;border:1px solid var(--line);border-radius:6px;background:#FFFBF7;padding:0 12px;width:100%}
.field input:hover,.field select:hover{border-color:var(--apricot)}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:2px solid var(--plum);outline-offset:2px}
.site-footer{background:#2C2623;color:#F4EFE8;padding:48px 0 28px}
.foot-grid{display:grid;grid-template-columns:1.4fr .8fr;gap:24px;align-items:start}
.foot-brand{font-family:var(--serif);font-weight:700;font-size:22px;line-height:1.35;color:#F4EFE8}
.foot-brand .em{color:#C9856A}
.foot-note{color:#E4D9CE;margin:12px 0 0;max-width:380px}
.foot-links{display:flex;flex-direction:column;gap:4px;align-items:flex-start}
.foot-links a{min-height:44px;display:inline-flex;align-items:center;border-bottom:1px solid transparent;color:#F4EFE8}
.foot-links a:hover{border-bottom-color:#C9856A}
.copy{margin:28px 0 0;padding-top:16px;border-top:1px solid rgba(228,217,206,.25);color:#E4D9CE;font-size:14px}
@media (max-width:1024px){
.stagger{grid-template-columns:1fr 1fr}
.span-lg{grid-column:1 / span 2;grid-row:auto}
.span-wide{grid-column:1 / span 2}
.note-row{grid-template-columns:1fr}
.page-title{font-size:40px}
}
@media (max-width:768px){
.container{width:min(1120px,calc(100% - 32px))}
.nav-desktop{display:none}
.menu-btn{display:inline-flex;align-items:center;justify-content:center}
section{padding:48px 0}
.head-grid,.diff-grid,.form-row,.foot-grid{grid-template-columns:1fr}
.stagger{grid-template-columns:1fr}
.span-lg,.span-wide{grid-column:auto}
.page-title{font-size:34px}
.section-head h2{font-size:28px}
.bound-item{grid-template-columns:1fr;gap:4px}
.form-row .btn{width:100%}
}
@media (max-width:520px){
.brand{font-size:14px}
.bar{height:72px}
.page-title{font-size:30px}
}

/* roulang page: category1 */
:root{--plum:#6E2F45;--plum-deep:#542336;--apricot:#C9856A;--apricot-soft:#F3E6DC;--mist:#8E7A93;--paper:#F4EFE8;--card:#FFFBF7;--ink:#2C2623;--muted:#6E655F;--line:#E4D9CE;--moss:#3F6B5A;--shadow:0 8px 24px rgba(44,38,35,.06);--radius-card:8px;--radius-btn:6px;--serif:"Noto Serif SC","Songti SC",STSong,serif;--sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;--mono:ui-monospace,"SFMono-Regular",Menlo,Consolas,monospace;--header-h:72px}
/* roulang page: category1 */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--sans);font-size:16px;line-height:1.8;color:var(--ink);background-color:var(--paper);background-image:radial-gradient(rgba(110,47,69,.07) .7px,transparent .7px);background-size:16px 16px}
img{max-width:100%;display:block}
button,input,select,textarea{font-family:inherit;font-size:16px;color:var(--ink)}
a{color:inherit;text-decoration:none}
p{margin:0 0 .75em}
h1,h2,h3{font-family:var(--serif);font-weight:700;line-height:1.3;color:var(--ink);margin:0 0 .75em}
h1{font-size:40px;letter-spacing:.04em;line-height:1.25;margin-bottom:12px}
h2{font-size:32px;margin-bottom:10px}
h3{font-size:22px;margin-bottom:8px}
.container{width:min(1120px,calc(100% - 48px));margin-inline:auto}
.em{color:var(--plum)}
.site-header{position:sticky;top:0;z-index:50;height:auto;background:rgba(244,239,232,.92);border-bottom:1px solid var(--line);backdrop-filter:saturate(1.1)}
.bar{height:72px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.brand{display:flex;flex-direction:column;justify-content:center;min-height:44px;font-family:var(--serif);font-weight:700;font-size:16px;line-height:1.15;color:var(--ink);letter-spacing:.02em}
.brand-line{display:block}
.nav-desktop{display:flex;align-items:center;gap:8px}
.bar-actions{display:flex;align-items:center;gap:10px}
.chip{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 14px;border-radius:6px;background:#F6E6DC;color:var(--plum);font-weight:700;font-size:14px;border:1px solid transparent;cursor:pointer;transition:background .2s ease,color .2s ease,transform .2s ease,border-color .2s ease}
.chip:hover{background:#F3E6DC}
.chip:active{transform:translateY(1px)}
.chip.is-active{background:var(--plum);color:var(--paper)}
.chip.is-active:hover{background:var(--plum-deep);color:var(--paper)}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 18px;border-radius:6px;border:1px solid transparent;font-weight:700;line-height:1;cursor:pointer;transition:background .2s ease,color .2s ease,transform .2s ease,border-color .2s ease}
.btn-primary{background:var(--plum);color:#FFFBF7}
.btn-primary:hover{background:var(--plum-deep);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0);background:var(--plum-deep)}
.btn-secondary{background:transparent;color:var(--plum);border-color:var(--apricot)}
.btn-secondary:hover{background:#F3E6DC}
.btn-secondary:active{transform:translateY(1px)}
.menu-btn{display:none;min-width:44px;min-height:44px;padding:0 12px;background:transparent;color:var(--plum);border:1px solid var(--line);border-radius:6px;cursor:pointer;font-weight:700}
.menu-btn:hover{background:#F3E6DC}
.menu-btn:active{transform:translateY(1px)}
.mobile-nav{display:none;background:var(--paper);border-top:1px solid var(--line)}
.mobile-nav.is-open{display:block}
.mobile-nav-inner{display:grid;gap:10px;padding:12px 0 16px}
.mobile-nav .chip{width:100%;justify-content:flex-start;padding:0 16px}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--plum);outline-offset:2px}
main{display:block}
section{scroll-margin-top:84px}
.section-pad{padding:72px 0}
.section-card{background:#FFFBF7}
.section-soft{background:#F8EFE8}
.page-head{padding:56px 0 48px;border-bottom:1px solid var(--line)}
.scope{max-width:640px;color:var(--muted);font-size:16px;line-height:1.8;margin:0}
.anchor-stack{border-left:1px solid var(--line);padding-left:18px}
.anchor-stack .chip{width:100%;justify-content:flex-start}
.filter-section{background:#FFFBF7;border-bottom:1px solid var(--line);padding:28px 0}
.filter-head{margin-bottom:14px}
.filter-head h2{font-size:28px}
.lead{color:var(--muted);font-size:16px;line-height:1.8;margin:0}
.section-head{max-width:760px;margin-bottom:28px}
.edit-list{display:flex;flex-direction:column}
.edit-item{display:grid;grid-template-columns:minmax(0,1fr) 168px;gap:24px;align-items:start;padding:22px 8px;margin:0 -8px;border-bottom:1px solid var(--line);transition:background .2s ease}
.edit-item:hover{background:rgba(255,251,247,.85)}
.edit-item[hidden]{display:none !important}
.edit-kicker{display:flex;align-items:center;gap:10px;margin-bottom:6px}
.edit-no{font-family:var(--mono);font-size:13px;letter-spacing:.08em;color:var(--apricot)}
.edit-item h3{font-size:22px;margin-bottom:6px}
.edit-item h3 a{border-bottom:1px solid transparent;transition:color .2s ease,border-color .2s ease}
.edit-item h3 a:hover{color:var(--plum);border-bottom-color:var(--apricot)}
.edit-item p{margin:0;color:var(--muted);line-height:1.8}
.edit-meta{display:flex;flex-direction:column;align-items:flex-end;gap:8px;color:var(--muted);font-size:13px;padding-top:4px}
.tag{display:inline-flex;align-items:center;min-height:26px;padding:0 8px;border-radius:6px;background:#F6E6DC;color:var(--plum);font-weight:700;font-size:12px}
.meta-len{font-family:var(--mono);color:var(--ink)}
.more-row{margin-top:22px}
.compare-row{display:grid;grid-template-columns:92px minmax(0,1fr) minmax(0,1.15fr);gap:18px;align-items:start;padding:22px 0;border-bottom:1px solid var(--line)}
.compare-row:first-child{border-top:1px solid var(--line)}
.cmp-key{font-family:var(--serif);font-weight:700;font-size:18px;line-height:1.6}
.compare-row p{margin:0;line-height:1.8}
.mini{display:block;font-size:12px;font-weight:700;letter-spacing:.08em;margin-bottom:4px}
.mini-bad{color:var(--muted)}
.mini-good{color:var(--moss)}
.excerpt{background:var(--card);border:1px solid var(--line);border-radius:8px;box-shadow:var(--shadow);padding:22px;height:100%;display:flex;flex-direction:column}
.excerpt-warm{background:#F7E7E0}
.excerpt h3{font-size:24px}
.excerpt p{color:var(--muted);flex:1}
.ink-link{display:inline-flex;align-items:center;min-height:44px;color:var(--plum);border-bottom:1px solid var(--apricot);font-weight:700;width:fit-content;transition:opacity .2s ease,color .2s ease}
.ink-link:hover{color:var(--plum-deep);opacity:.9}
.note-list{border-left:1px solid var(--line);margin-left:5px;display:flex;flex-direction:column}
.note-item{position:relative;padding:0 0 26px 22px}
.note-item::before{content:"";position:absolute;left:-5px;top:8px;width:10px;height:10px;border-radius:50%;background:var(--apricot)}
.note-item h3{font-size:20px;margin-bottom:4px}
.note-item p{margin:0;color:var(--muted);max-width:680px}
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{background:var(--card);border:1px solid var(--line);border-radius:8px;box-shadow:var(--shadow);padding:0 18px}
.faq-item summary{min-height:52px;display:flex;align-items:center;justify-content:space-between;gap:16px;cursor:pointer;font-weight:700;list-style:none;line-height:1.6}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";color:var(--apricot);font-family:var(--mono);font-size:20px;flex:none}
.faq-item[open] summary::after{content:"–"}
.faq-item p{margin:0 0 16px;color:var(--muted);line-height:1.8}
.cta-strip{background:#2C2623;color:#F4EFE8;padding:28px 0}
.cta-strip p{margin:0;font-family:var(--serif);font-size:22px;line-height:1.6;color:#F4EFE8}
.site-footer{background:#2C2623;color:#F4EFE8;padding:48px 0 28px}
.foot-grid{display:flex;justify-content:space-between;gap:28px;align-items:flex-start}
.foot-brand{font-family:var(--serif);font-weight:700;font-size:22px;line-height:1.35;color:#F4EFE8}
.site-footer .em{color:var(--apricot)}
.foot-note{color:#E4D9CE;max-width:360px;margin:12px 0 0;line-height:1.8}
.foot-links{display:flex;flex-wrap:wrap;gap:8px 18px}
.foot-links a{min-height:44px;display:inline-flex;align-items:center;color:#F4EFE8;border-bottom:1px solid transparent;font-weight:700}
.foot-links a:hover{border-bottom-color:#C9856A}
.copy{margin:28px 0 0;padding-top:16px;border-top:1px solid rgba(244,239,232,.16);color:#E4D9CE;font-size:14px}
@media (max-width:1024px){
  h1{font-size:36px}
  .edit-item{grid-template-columns:minmax(0,1fr) 140px;gap:16px}
  .compare-row{grid-template-columns:72px minmax(0,1fr) minmax(0,1fr);gap:12px}
}
@media (max-width:767px){
  .container{width:min(1120px,calc(100% - 32px))}
  .nav-desktop{display:none}
  .menu-btn{display:inline-flex;align-items:center;justify-content:center}
  .section-pad{padding:48px 0}
  .page-head{padding:36px 0 28px}
  h1{font-size:32px}
  h2{font-size:26px}
  .anchor-stack{border-left:none;padding-left:0;border-top:1px solid var(--line);padding-top:16px}
  .edit-item{grid-template-columns:1fr;gap:8px;padding:18px 0}
  .edit-meta{flex-direction:row;flex-wrap:wrap;align-items:center;justify-content:flex-start}
  .compare-row{grid-template-columns:1fr;gap:8px;padding:16px 0}
  .foot-grid{flex-direction:column}
  .cta-strip p{font-size:20px}
}
@media (max-width:520px){
  .brand{font-size:14px}
  .nav-cta{padding:0 12px}
  h1{font-size:30px}
  .filter-section{padding:22px 0}
  .excerpt{padding:16px}
  .faq-item{padding:0 14px}
}