/* roulang page: index */
:root{
  --ink-green:#0E3B34;
  --pine:#1C6B5A;
  --brass:#B98A3C;
  --cinnabar:#A83A2B;
  --paper:#F6F3EC;
  --white:#FFFFFF;
  --mist:#EDF1EE;
  --text:#14181A;
  --text-2:#4A5453;
  --text-3:#8A938F;
  --line:rgba(20,30,28,.10);
  --line-dark:rgba(255,255,255,.14);
  --r-card:4px;
  --r-btn:3px;
  --sh-1:0 1px 2px rgba(20,30,28,.06);
  --sh-2:0 24px 60px rgba(10,25,22,.18);
  --ease:cubic-bezier(.22,1,.36,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Noto Sans SC','PingFang SC','Hiragino Sans GB','Microsoft YaHei',system-ui,sans-serif;
  font-size:16px;line-height:1.75;color:var(--text);background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--brass);outline-offset:3px}
.serif-cn{font-family:'Noto Serif SC','Songti SC',serif}
.mono{font-family:'IBM Plex Mono',ui-monospace,SFMono-Regular,Menlo,monospace}

.container-x{width:100%;max-width:1160px;margin:0 auto;padding:0 20px}
@media(min-width:1440px){.container-x{max-width:1240px}}

.eyebrow{font-size:12px;letter-spacing:.18em;color:var(--text-3);text-transform:uppercase;font-weight:500}
.section{padding:72px 0}
@media(min-width:1024px){.section{padding:108px 0}}
.section-alt{background:var(--mist)}
.section-head{max-width:760px;margin-bottom:44px}
.h2{font-family:'Noto Serif SC','Songti SC',serif;font-size:clamp(26px,3vw,34px);line-height:1.25;letter-spacing:-.01em;color:var(--text);margin-top:10px}
.lead{color:var(--text-2);margin-top:14px;font-size:16px;line-height:1.8}
.rule{height:1px;background:var(--line);border:0;margin:0}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;background:rgba(246,243,236,.92);
  backdrop-filter:saturate(140%) blur(6px);border-bottom:1px solid var(--line);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;height:76px}
.brand{display:inline-flex;align-items:center;gap:10px;min-height:44px}
.brand-mark{width:22px;height:22px;border:1.5px solid var(--ink-green);border-radius:3px;position:relative;flex:none}
.brand-mark::after{content:"";position:absolute;inset:5px;background:var(--brass);border-radius:1px}
.brand-name{font-size:17px;font-weight:700;letter-spacing:.02em;color:var(--ink-green)}
.nav-links{display:none;align-items:center;gap:30px}
.nav-link{position:relative;display:inline-flex;align-items:center;min-height:44px;font-size:15px;color:var(--text);transition:color .22s var(--ease)}
.nav-link::after{content:"";position:absolute;left:0;right:0;bottom:12px;height:2px;background:var(--brass);transform:scaleX(0);transform-origin:left;transition:transform .22s var(--ease)}
.nav-link:hover{color:var(--pine)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.active{color:var(--ink-green);font-weight:700}
.nav-link.active::after{transform:scaleX(1)}
.nav-actions{display:none;align-items:center;gap:20px}
.nav-right{display:flex;align-items:center;gap:12px}
.menu-toggle{
  width:44px;height:44px;display:inline-flex;flex-direction:column;justify-content:center;align-items:center;gap:6px;
  background:transparent;border:1px solid var(--line);border-radius:var(--r-btn);cursor:pointer;
}
.menu-toggle span{display:block;width:18px;height:1.5px;background:var(--ink-green)}
@media(min-width:1024px){
  .nav-links{display:flex}
  .nav-actions{display:flex}
  .menu-toggle{display:none}
}

/* ---------- buttons ---------- */
.btn-primary{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;height:48px;padding:0 28px;
  background:var(--ink-green);color:#fff;border:1px solid var(--ink-green);border-radius:var(--r-btn);
  font-size:15px;font-weight:500;cursor:pointer;transition:background .22s var(--ease),border-color .22s var(--ease),transform .22s var(--ease);
}
.btn-primary:hover{background:#0b2e29;border-color:#0b2e29}
.btn-primary:active{transform:translateY(1px)}
.btn-primary:disabled{opacity:.5;cursor:not-allowed;transform:none}
.btn-primary .arrow{transition:transform .22s var(--ease)}
.btn-primary:hover .arrow{transform:translateX(4px)}
.btn-brass{background:var(--brass);border-color:var(--brass)}
.btn-brass:hover{background:#a97b31;border-color:#a97b31}
.btn-outline{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;height:48px;padding:0 28px;
  background:transparent;color:var(--pine);border:1px solid var(--pine);border-radius:var(--r-btn);
  font-size:15px;font-weight:500;cursor:pointer;transition:background .22s var(--ease),color .22s var(--ease);
}
.btn-outline:hover{background:var(--mist)}
.btn-outline:active{transform:translateY(1px)}
.btn-text{
  display:inline-flex;align-items:center;gap:8px;min-height:44px;font-size:15px;color:var(--pine);position:relative;
}
.btn-text::after{content:"";position:absolute;left:0;bottom:14px;height:1px;width:0;background:var(--brass);transition:width .22s var(--ease)}
.btn-text:hover::after{width:100%}
.btn-text .arrow{transition:transform .22s var(--ease)}
.btn-text:hover .arrow{transform:translateX(4px)}

/* ---------- hero ---------- */
.hero{padding:56px 0 72px;position:relative;overflow:hidden}
@media(min-width:1024px){.hero{padding:76px 0 96px}}
.hero-title{
  font-family:'Noto Serif SC','Songti SC',serif;
  font-size:clamp(34px,5vw,60px);line-height:1.1;letter-spacing:-.02em;margin-top:16px;color:var(--ink-green);
}
.hero-sub{margin-top:18px;font-size:17px;color:var(--text-2);max-width:520px}
.hero-actions{display:flex;flex-wrap:wrap;align-items:center;gap:16px;margin-top:30px}
.hero-metrics{display:flex;flex-wrap:wrap;gap:28px;margin-top:38px;padding-top:24px;border-top:1px solid var(--line)}
.metric-num{font-size:22px;color:var(--ink-green)}
.metric-label{display:block;font-size:13px;color:var(--text-3);margin-top:2px}
.hero-media{position:relative;border-radius:var(--r-card)}
.hero-media img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-card);border:1px solid var(--line);box-shadow:var(--sh-2)}
.seal{
  position:absolute;right:-14px;bottom:-14px;width:76px;height:76px;background:var(--brass);
  border-radius:2px;display:flex;align-items:center;justify-content:center;
  color:#fff;font-size:12px;letter-spacing:.06em;line-height:1.3;text-align:center;padding:8px;
  box-shadow:var(--sh-1);
}
@media(max-width:640px){.seal{width:64px;height:64px;right:8px;bottom:-10px;font-size:11px}}

/* ---------- pain points ---------- */
.pain-item{display:flex;gap:24px;padding:26px 0;border-top:1px solid var(--line)}
.pain-no{font-size:40px;line-height:1;color:rgba(20,30,28,.16);flex:none;width:64px}
.pain-q{font-size:20px;line-height:1.6;color:var(--text);font-weight:500}
.pain-d{font-size:15px;color:var(--text-2);margin-top:8px}
@media(min-width:768px){.pain-q{font-size:23px}}

/* ---------- cards ---------- */
.card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--r-card);padding:26px;
  display:flex;flex-direction:column;gap:12px;transition:border-color .22s var(--ease),transform .22s var(--ease),box-shadow .22s var(--ease);
}
.card:hover{border-color:var(--brass);transform:translateY(-2px);box-shadow:var(--sh-1)}
.card-lg{padding:32px}
.card h3{font-size:21px;font-weight:700;color:var(--text)}
.card p{font-size:15px;color:var(--text-2)}
.card-icon{width:36px;height:36px;color:var(--pine)}
.card-icon svg{width:100%;height:100%}
.card-link{margin-top:auto;display:inline-flex;align-items:center;gap:8px;font-size:15px;color:var(--pine);padding-top:8px}
.card-link .arrow{transition:transform .22s var(--ease)}
.card:hover .card-link .arrow{transform:translateX(4px)}
.card-media{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--r-card);border:1px solid var(--line)}

/* ---------- stat band ---------- */
.stat-band{background:var(--ink-green);color:#E8EFEA;padding:64px 0}
.stat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:0}
.stat-cell{padding:22px 18px;border-left:1px solid var(--line-dark)}
.stat-cell:first-child{border-left:0}
.stat-num{font-size:clamp(34px,5vw,52px);color:var(--brass);line-height:1}
.stat-label{font-size:13px;color:rgba(232,239,234,.72);margin-top:10px;display:block}
@media(min-width:1024px){.stat-grid{grid-template-columns:repeat(4,1fr)}.stat-cell{padding:10px 26px}}

/* ---------- news ---------- */
.news-card{display:flex;flex-direction:column;gap:14px;background:var(--white);border:1px solid var(--line);border-radius:var(--r-card);padding:20px;transition:border-color .22s var(--ease),transform .22s var(--ease)}
.news-card:hover{border-color:var(--brass);transform:translateY(-2px)}
.news-card h3{font-size:18px;line-height:1.5;font-weight:700;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card p{font-size:14px;color:var(--text-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.badge{display:inline-flex;align-items:center;height:26px;padding:0 12px;border:1px solid var(--pine);color:var(--pine);border-radius:999px;font-size:12px;letter-spacing:.04em}
.news-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13px;color:var(--text-3)}
.empty-state{
  border:1px solid var(--line);border-radius:var(--r-card);min-height:200px;display:flex;align-items:center;justify-content:center;
  color:var(--text-3);font-size:15px;background:var(--white);
}

/* ---------- form ---------- */
.form-panel{background:var(--white);border:1px solid var(--line);border-radius:var(--r-card);padding:28px;box-shadow:var(--sh-1);max-width:560px;width:100%}
.field{display:block;margin-bottom:16px}
.field-label{display:block;font-size:13px;color:var(--text-2);margin-bottom:6px}
.field input,.field select,.field textarea{
  width:100%;border:1px solid var(--line);border-radius:var(--r-btn);background:#fff;padding:0 14px;height:48px;
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.field textarea{height:auto;padding:12px 14px;line-height:1.7;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--brass);box-shadow:0 0 0 3px rgba(185,138,60,.18)}
.field.has-error input,.field.has-error textarea{border-color:var(--cinnabar)}
.err-text{display:none;font-size:13px;color:var(--cinnabar);margin-top:6px}
.field.has-error .err-text{display:block}
.check{display:flex;gap:10px;align-items:flex-start;font-size:13px;color:var(--text-2);margin:6px 0 20px}
.check input{width:16px;height:16px;margin-top:3px;accent-color:var(--pine);flex:none}
.form-note{font-size:13px;color:var(--text-3);margin-top:14px}
.form-ok{display:none;border:1px solid var(--line);border-radius:var(--r-card);padding:28px;background:var(--mist);max-width:560px}
.form-ok strong{display:block;font-size:18px;color:var(--ink-green);margin-bottom:8px}

/* ---------- faq ---------- */
.faq-item{
  display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:18px 48px;align-items:start;
  border-top:1px solid var(--line);padding:26px 0;
}
.faq-q{list-style:none;cursor:pointer;display:flex;justify-content:space-between;gap:16px;font-size:18px;font-weight:500;color:var(--text)}
.faq-q::-webkit-details-marker{display:none}
.faq-toggle{flex:none;color:var(--brass);font-size:22px;line-height:1;transition:transform .22s var(--ease)}
.faq-item[open] .faq-toggle{transform:rotate(45deg)}
.faq-a{color:var(--text-2);font-size:15px;line-height:1.85}
.faq-a p+p{margin-top:10px}
@media(max-width:767px){
  .faq-item{grid-template-columns:1fr;gap:10px;padding:20px 0}
  .faq-q{font-size:16px}
}

/* ---------- cta band ---------- */
.cta-band{background:var(--ink-green);color:#fff;padding:72px 0}
.cta-band .h2{color:#fff}
.cta-band .lead{color:rgba(255,255,255,.76)}
.cta-actions{display:flex;flex-wrap:wrap;gap:16px;margin-top:28px}

/* ---------- footer ---------- */
.site-footer{background:var(--ink-green);color:#E8EFEA;padding:64px 0 28px;font-size:14px}
.footer-grid{display:grid;grid-template-columns:1fr;gap:36px}
@media(min-width:768px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1fr;gap:48px}}
.footer-title{font-size:12px;letter-spacing:.16em;color:rgba(232,239,234,.6);margin-bottom:16px;text-transform:uppercase}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:17px;font-weight:700;margin-bottom:14px}
.footer-brand .brand-mark{border-color:rgba(255,255,255,.5)}
.footer-text{color:rgba(232,239,234,.7);line-height:1.8}
.footer-list li{margin-bottom:10px}
.footer-list a{color:rgba(232,239,234,.82);display:inline-flex;align-items:center;min-height:32px;transition:color .22s var(--ease)}
.footer-list a:hover{color:var(--brass)}
.footer-bottom{margin-top:44px;padding-top:20px;border-top:1px solid var(--line-dark);display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13px;color:rgba(232,239,234,.6)}
.footer-bottom a{color:rgba(232,239,234,.6)}
.footer-bottom a:hover{color:var(--brass)}

/* ---------- drawer ---------- */
.drawer{
  position:fixed;inset:0;z-index:80;background:var(--paper);transform:translateY(-100%);
  transition:transform .3s var(--ease);display:flex;flex-direction:column;padding:20px;
}
.drawer.open{transform:translateY(0)}
.drawer-top{display:flex;align-items:center;justify-content:space-between;height:56px}
.drawer-close{width:44px;height:44px;border:1px solid var(--line);background:transparent;border-radius:var(--r-btn);cursor:pointer;color:var(--ink-green);font-size:18px}
.drawer-nav{margin-top:20px}
.drawer-nav a{display:flex;align-items:center;height:64px;border-bottom:1px solid var(--line);font-size:20px;color:var(--text)}
.drawer-foot{margin-top:auto;padding-top:20px;border-top:1px solid var(--line);display:flex;flex-direction:column;gap:12px}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .5s var(--ease),transform .5s var(--ease)}
.reveal.is-in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
  *{animation:none!important;transition:none!important}
}

/* roulang page: article */
:root{
  --ink:#0E3B34;
  --pine:#1C6B5A;
  --brass:#B98A3C;
  --cinnabar:#A83A2B;
  --paper:#F6F3EC;
  --white:#FFFFFF;
  --mist:#EDF1EE;
  --text:#14181A;
  --text2:#4A5453;
  --text3:#8A938F;
  --line:rgba(20,30,28,.10);
  --line-dark:rgba(255,255,255,.14);
  --r-card:4px;
  --r-btn:3px;
  --sh-1:0 1px 2px rgba(20,30,28,.06);
  --sh-2:0 24px 60px rgba(10,25,22,.18);
  --ease:cubic-bezier(.22,1,.36,1);
  --font-serif:'Noto Serif SC','Songti SC','SimSun',Georgia,serif;
  --font-mono:'IBM Plex Mono',ui-monospace,SFMono-Regular,Menlo,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--paper);
  color:var(--text2);
  font-family:'Noto Sans SC','PingFang SC','Hiragino Sans GB','Microsoft YaHei',system-ui,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;background:none;border:none;color:inherit}
:focus-visible{outline:2px solid var(--brass);outline-offset:2px}
.container-x{width:100%;max-width:1160px;margin:0 auto;padding:0 24px}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:var(--paper);
  border-bottom:1px solid var(--line);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:28px;height:76px}
.brand{display:flex;align-items:center;gap:11px;font-size:17px;font-weight:600;color:var(--text);letter-spacing:.01em;white-space:nowrap}
.brand-mark{width:13px;height:13px;border:1.5px solid var(--brass);display:block;flex:none}
.nav-links{display:flex;align-items:center;gap:26px}
.nav-link{position:relative;font-size:15px;color:var(--text);padding:9px 0;transition:color .22s var(--ease)}
.nav-link:hover{color:var(--pine)}
.nav-link.active{color:var(--text)}
.nav-link.active::after{content:"";position:absolute;left:0;right:0;bottom:2px;height:2px;background:var(--brass)}
.nav-actions{display:flex;align-items:center;gap:18px}
.link-quiet{position:relative;font-size:14px;color:var(--text2);padding-bottom:3px;transition:color .22s var(--ease)}
.link-quiet::after{content:"";position:absolute;left:0;bottom:0;width:0;height:1px;background:var(--brass);transition:width .22s var(--ease)}
.link-quiet:hover{color:var(--pine)}
.link-quiet:hover::after{width:100%}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;min-height:44px;padding:0 22px;border-radius:var(--r-btn);
  font-size:14px;line-height:1;letter-spacing:.02em;border:1px solid transparent;
  transition:background-color .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease),transform .22s var(--ease);
}
.btn .arw{transition:transform .22s var(--ease);font-family:var(--font-mono)}
.btn:hover .arw{transform:translateX(4px)}
.btn-primary{background:var(--ink);color:#fff;border-color:var(--ink)}
.btn-primary:hover{background:#0A2C27;border-color:#0A2C27}
.btn-primary:active{transform:translateY(1px)}
.btn-brass{background:var(--brass);color:#fff;border-color:var(--brass)}
.btn-brass:hover{background:#A5792F;border-color:#A5792F}
.btn-outline{background:transparent;color:var(--pine);border-color:var(--pine)}
.btn-outline:hover{background:var(--mist)}
.btn-outline:active{transform:translateY(1px)}
.btn:disabled,.btn[aria-disabled="true"]{opacity:.45;cursor:not-allowed;transform:none}
.nav-toggle{display:none;width:44px;height:44px;flex-direction:column;align-items:center;justify-content:center;gap:6px}
.nav-toggle span{display:block;width:20px;height:1.5px;background:var(--text)}

/* ---------- drawer ---------- */
.drawer{position:fixed;inset:0;z-index:90;background:var(--paper);display:none;flex-direction:column;padding:0 20px 28px}
.drawer.open{display:flex}
.drawer-head{display:flex;align-items:center;justify-content:space-between;height:76px;border-bottom:1px solid var(--line)}
.drawer-close{width:44px;height:44px;font-size:24px;line-height:1;color:var(--text2)}
.drawer-nav{display:flex;flex-direction:column;padding:12px 0}
.drawer-nav a{font-size:20px;line-height:64px;color:var(--text);border-bottom:1px solid var(--line)}
.drawer-foot{margin-top:auto;display:flex;flex-direction:column;gap:14px;padding-top:20px;border-top:1px solid var(--line)}
.drawer-foot .btn{width:100%}
.drawer-privacy{font-size:13px;color:var(--text3)}

/* ---------- breadcrumb ---------- */
.crumb{padding:26px 0 0;font-size:13px;color:var(--text3);font-family:var(--font-mono);letter-spacing:.02em}
.crumb a{color:var(--text2);transition:color .22s var(--ease)}
.crumb a:hover{color:var(--pine)}
.crumb .sep{margin:0 8px;color:var(--text3)}

/* ---------- article layout ---------- */
.article-layout{
  display:grid;grid-template-columns:minmax(0,1fr) 232px;gap:64px;align-items:start;
  max-width:1032px;margin:0 auto;padding:44px 0 96px;
}
.article-layout.single{grid-template-columns:minmax(0,1fr);max-width:760px}
.article-main{min-width:0}
.badge{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;
  border:1px solid var(--line);font-size:12px;letter-spacing:.06em;color:var(--pine);background:var(--white);
}
.article-title{
  font-family:var(--font-serif);
  font-size:clamp(28px,3.6vw,42px);
  line-height:1.18;letter-spacing:-.02em;font-weight:700;color:var(--text);
  margin:16px 0 20px;
}
.article-head{border-bottom:1px solid var(--line);padding-bottom:26px;margin-bottom:38px}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:12px;font-family:var(--font-mono);font-size:12.5px;letter-spacing:.05em;color:var(--text3)}
.meta-row .dot{width:4px;height:4px;border-radius:50%;background:var(--brass);display:inline-block}

/* ---------- article body ---------- */
.article-body{font-size:16px;line-height:1.9;color:var(--text2)}
.article-body p{margin:0 0 1.2em}
.article-body h2{
  font-family:var(--font-serif);font-size:clamp(21px,2.2vw,27px);line-height:1.35;
  color:var(--text);font-weight:700;margin:2.4em 0 .85em;letter-spacing:-.01em;
}
.article-body h2:first-child{margin-top:0}
.article-body h3{font-size:18px;line-height:1.5;color:var(--text);font-weight:600;margin:1.9em 0 .6em}
.article-body h4{font-size:16px;color:var(--text);font-weight:600;margin:1.6em 0 .5em}
.article-body ul,.article-body ol{margin:0 0 1.3em;padding-left:0;list-style:none}
.article-body ul li{position:relative;padding-left:19px;margin:.42em 0}
.article-body ul li::before{content:"";position:absolute;left:2px;top:.78em;width:5px;height:5px;background:var(--brass)}
.article-body ol{counter-reset:li}
.article-body ol li{position:relative;padding-left:28px;margin:.42em 0;counter-increment:li}
.article-body ol li::before{
  content:counter(li,decimal-leading-zero);position:absolute;left:0;top:.1em;
  font-family:var(--font-mono);font-size:12px;color:var(--brass);letter-spacing:.04em;
}
.article-body blockquote{
  margin:1.8em 0;padding:16px 22px;border-left:3px solid var(--brass);
  background:var(--mist);border-radius:0 var(--r-card) var(--r-card) 0;color:var(--text2);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:var(--r-card);margin:1.7em auto;border:1px solid var(--line)}
.article-body figure{margin:1.9em 0}
.article-body figcaption{font-size:13px;color:var(--text3);text-align:center;margin-top:10px;line-height:1.6}
.article-body a{color:var(--pine);border-bottom:1px solid rgba(28,107,90,.32);transition:color .22s var(--ease),border-color .22s var(--ease)}
.article-body a:hover{color:var(--brass);border-color:var(--brass)}
.article-body strong{color:var(--text);font-weight:600}
.article-body hr{border:none;border-top:1px solid var(--line);margin:2.4em 0}
.article-body table{width:100%;border-collapse:collapse;margin:1.6em 0;font-size:15px}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 14px;text-align:left}
.article-body th{background:var(--mist);color:var(--text);font-weight:600}
.article-body pre{background:var(--mist);border:1px solid var(--line);border-radius:var(--r-card);padding:16px 18px;overflow-x:auto;font-family:var(--font-mono);font-size:13.5px;line-height:1.7}
.article-body code{font-family:var(--font-mono);font-size:.92em;background:var(--mist);padding:2px 6px;border-radius:3px}
.article-body pre code{background:none;padding:0}

/* ---------- toc ---------- */
.toc{position:sticky;top:104px;border-left:1px solid var(--line);padding-left:18px}
.toc-title{font-size:12px;letter-spacing:.16em;color:var(--text3);margin:0 0 12px}
.toc a{
  display:block;margin-left:-19px;padding:6px 0 6px 17px;font-size:13.5px;line-height:1.6;
  color:var(--text2);border-left:2px solid transparent;
  transition:color .22s var(--ease),border-color .22s var(--ease);
}
.toc a:hover{color:var(--pine)}
.toc a.active{color:var(--text);border-left-color:var(--brass)}
.toc-empty{font-size:13px;color:var(--text3)}

/* ---------- sign / empty ---------- */
.article-sign{
  margin-top:52px;padding-top:22px;border-top:1px solid var(--line);
  font-size:13px;color:var(--text3);line-height:1.8;
}
.empty-state{
  border:1px solid var(--line);border-radius:var(--r-card);background:var(--white);
  padding:44px 32px;text-align:center;
}
.empty-title{font-family:var(--font-serif);font-size:22px;color:var(--text);margin:0 0 10px;font-weight:700}
.empty-desc{font-size:14px;color:var(--text2);margin:0 0 22px}

/* ---------- sections ---------- */
.section{padding:0 0 88px}
.section-tight{padding:0 0 56px}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px}
.section-head h2{font-family:var(--font-serif);font-size:clamp(22px,2.4vw,30px);line-height:1.3;color:var(--text);margin:0;font-weight:700;letter-spacing:-.01em}
.eyebrow{font-size:12px;letter-spacing:.18em;color:var(--text3);margin:0 0 10px}

.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.mini-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--r-card);
  padding:0 0 22px;overflow:hidden;box-shadow:var(--sh-1);
  transition:border-color .22s var(--ease),transform .22s var(--ease),box-shadow .22s var(--ease);
}
.mini-card:hover{border-color:var(--brass);transform:translateY(-2px);box-shadow:0 8px 24px rgba(20,30,28,.08)}
.mini-card .thumb{aspect-ratio:16/9;overflow:hidden;background:var(--mist);border-bottom:1px solid var(--line)}
.mini-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease)}
.mini-card:hover .thumb img{transform:scale(1.03)}
.mini-card .body{padding:20px 22px 0}
.mini-card h3{font-size:17px;line-height:1.5;color:var(--text);margin:0 0 10px;font-weight:600}
.mini-card p{font-size:14px;color:var(--text2);margin:0 0 16px;line-height:1.75}
.mini-card .go{font-size:13px;color:var(--pine);font-family:var(--font-mono);letter-spacing:.04em}
.mini-card .go .arw{display:inline-block;transition:transform .22s var(--ease)}
.mini-card:hover .go .arw{transform:translateX(4px)}

.back-link{display:inline-flex;align-items:center;gap:8px;font-size:14px;color:var(--text2);padding:10px 0;transition:color .22s var(--ease)}
.back-link:hover{color:var(--pine)}
.back-link .arw{font-family:var(--font-mono);transition:transform .22s var(--ease)}
.back-link:hover .arw{transform:translateX(-4px)}

/* ---------- cta band ---------- */
.cta-band{background:var(--ink);color:#E8EFEA;padding:72px 0}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap}
.cta-inner h2{font-family:var(--font-serif);font-size:clamp(22px,2.6vw,32px);line-height:1.3;color:#fff;margin:0 0 12px;font-weight:700}
.cta-inner p{margin:0;font-size:15px;color:rgba(232,239,234,.78);max-width:560px;line-height:1.8}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:#E8EFEA;padding:72px 0 26px;border-top:1px solid var(--line-dark)}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:48px}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:600;color:#fff;margin-bottom:14px}
.footer-brand .brand-mark{border-color:var(--brass)}
.footer-text{font-size:13.5px;line-height:1.85;color:rgba(232,239,234,.72);margin:0}
.footer-title{font-size:12px;letter-spacing:.16em;color:rgba(232,239,234,.62);margin:0 0 16px}
.footer-list{list-style:none;margin:0;padding:0}
.footer-list li{margin:0 0 11px}
.footer-list a{font-size:14px;color:#E8EFEA;opacity:.86;transition:opacity .22s var(--ease),color .22s var(--ease)}
.footer-list a:hover{opacity:1;color:var(--brass)}
.footer-bottom{
  margin-top:52px;padding-top:20px;border-top:1px solid var(--line-dark);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12.5px;color:rgba(232,239,234,.6);font-family:var(--font-mono);
}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .6s var(--ease),transform .6s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ---------- responsive ---------- */
@media (max-width:1023px){
  .nav-links,.nav-actions .link-quiet,.nav-actions .btn{display:none}
  .nav-toggle{display:flex}
  .article-layout{grid-template-columns:minmax(0,1fr);gap:0;padding:32px 0 72px}
  .toc{display:none}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
}
@media (max-width:767px){
  .container-x{padding:0 20px}
  .article-title{font-size:26px}
  .article-body{font-size:15.5px;line-height:1.85}
  .section{padding:0 0 64px}
  .section-head{flex-direction:column;align-items:flex-start;gap:10px;margin-bottom:24px}
  .related-grid{grid-template-columns:minmax(0,1fr)}
  .cta-band{padding:56px 0}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .site-footer{padding:56px 0 22px}
}
@media (max-width:519px){
  .brand{font-size:15.5px}
  .article-sign{font-size:12.5px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition-duration:.01ms!important}
  .reveal{opacity:1;transform:none}
}

/* roulang page: category1 */
:root{
  --ink:#0E3B34;
  --ink-2:#1C6B5A;
  --brass:#B98A3C;
  --cinnabar:#A83A2B;
  --paper:#F6F3EC;
  --paper-2:#EDF1EE;
  --white:#FFFFFF;
  --t1:#14181A;
  --t2:#4A5453;
  --t3:#8A938F;
  --line:rgba(20,30,28,.10);
  --line-d:rgba(255,255,255,.14);
  --r-card:4px;
  --r-btn:3px;
  --sh1:0 1px 2px rgba(20,30,28,.06);
  --sh2:0 24px 60px rgba(10,25,22,.18);
  --ease:cubic-bezier(.22,1,.36,1);
  --serif:'Noto Serif SC','Songti SC','Source Han Serif SC',Georgia,serif;
  --sans:'Noto Sans SC','PingFang SC','Hiragino Sans GB','Microsoft YaHei',system-ui,-apple-system,sans-serif;
  --mono:'IBM Plex Mono',ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--sans);
  font-size:16px;
  line-height:1.75;
  color:var(--t2);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
h1,h2,h3,h4{margin:0;color:var(--t1);font-weight:700}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
a{color:inherit;text-decoration:none;transition:color .22s var(--ease),border-color .22s var(--ease),opacity .22s var(--ease)}
img{display:block;max-width:100%;height:auto}
button{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--brass);outline-offset:2px}
.container-x{width:100%;max-width:1160px;margin:0 auto;padding:0 20px}
@media (min-width:1440px){.container-x{max-width:1240px}}

.skip-link{position:absolute;left:-9999px;top:0;background:var(--ink);color:#fff;padding:10px 16px;z-index:200}
.skip-link:focus{left:12px;top:12px}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:60;background:var(--paper);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:76px}
.brand{display:inline-flex;align-items:center;gap:10px;min-height:44px}
.brand-mark{width:12px;height:12px;background:var(--brass);border-radius:2px;display:inline-block;flex:none}
.brand-name{font-family:var(--serif);font-size:17px;font-weight:700;color:var(--t1);letter-spacing:.02em}
.nav-links{display:flex;align-items:center;gap:28px}
.nav-link{position:relative;display:inline-flex;align-items:center;min-height:44px;font-size:15px;color:var(--t1);white-space:nowrap}
.nav-link::after{content:"";position:absolute;left:0;right:0;bottom:14px;height:2px;background:var(--brass);transform:scaleX(0);transform-origin:left;transition:transform .22s var(--ease)}
.nav-link:hover{color:var(--ink-2)}
.nav-link:hover::after,.nav-link.active::after{transform:scaleX(1)}
.nav-link.active{font-weight:600}
.header-actions{display:flex;align-items:center;gap:18px}
.link-quiet{font-size:14px;color:var(--t2);border-bottom:1px solid transparent;padding:6px 0}
.link-quiet:hover{color:var(--ink-2);border-bottom-color:var(--ink-2)}
.nav-toggle{display:none;width:44px;height:44px;border:1px solid var(--line);background:transparent;border-radius:var(--r-btn);cursor:pointer;padding:0;align-items:center;justify-content:center;flex-direction:column;gap:5px}
.nav-toggle span{display:block;width:18px;height:1.5px;background:var(--t1)}
.nav-toggle:hover{border-color:var(--brass)}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 28px;border-radius:var(--r-btn);font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;transition:background-color .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease),transform .22s var(--ease),box-shadow .22s var(--ease);min-height:44px}
.btn .btn-arrow{display:inline-block;transition:transform .22s var(--ease)}
.btn:hover .btn-arrow{transform:translateX(4px)}
.btn-primary{background:var(--ink);color:#fff}
.btn-primary:hover{background:#0a2c27}
.btn-brass{background:var(--brass);color:#fff}
.btn-brass:hover{background:#a87c33}
.btn-ghost{background:transparent;border-color:var(--ink-2);color:var(--ink-2)}
.btn-ghost:hover{background:var(--paper-2)}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.btn:active{transform:translateY(1px)}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none}

/* ---------- drawer ---------- */
.drawer{position:fixed;inset:0;z-index:90;background:var(--paper);padding:18px 20px 28px;display:flex;flex-direction:column;transform:translateX(101%);transition:transform .3s var(--ease);overflow-y:auto}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;height:60px;border-bottom:1px solid var(--line)}
.drawer-close{width:44px;height:44px;border:1px solid var(--line);background:transparent;border-radius:var(--r-btn);font-size:20px;line-height:1;cursor:pointer}
.drawer-close:hover{border-color:var(--brass)}
.drawer-nav{display:flex;flex-direction:column;margin-top:8px}
.drawer-link{font-size:20px;color:var(--t1);line-height:64px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between}
.drawer-link::after{content:"›";color:var(--t3)}
.drawer-link:hover{color:var(--ink-2)}
.drawer-link.is-active{color:var(--brass)}
.drawer-foot{margin-top:auto;padding-top:28px;display:flex;flex-direction:column;gap:14px}
.drawer-cta{width:100%}
.drawer-privacy{font-size:13px;color:var(--t3);text-align:center}
.drawer-privacy:hover{color:var(--ink-2)}

/* ---------- breadcrumbs ---------- */
.crumbs{padding:26px 0 0;font-size:13px;color:var(--t3)}
.crumbs a:hover{color:var(--ink-2)}
.crumbs .sep{margin:0 8px;color:var(--t3)}

/* ---------- hero ---------- */
.hero{padding:32px 0 72px}
.hero-grid{display:grid;grid-template-columns:1fr;gap:40px}
@media (min-width:1024px){.hero-grid{grid-template-columns:7fr 5fr;gap:56px;align-items:end}}
.eyebrow{font-family:var(--mono);font-size:12px;letter-spacing:.18em;color:var(--brass);text-transform:uppercase}
.hero h1{font-family:var(--serif);font-size:clamp(34px,5vw,60px);line-height:1.1;letter-spacing:-.02em;margin-top:16px}
.hero-lead{margin-top:20px;font-size:16px;line-height:1.85;color:var(--t2);max-width:620px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;align-items:center;margin-top:32px}
.hero-stats{display:flex;flex-wrap:wrap;gap:36px;margin-top:44px;padding-top:24px;border-top:1px solid var(--line)}
.stat-num{font-family:var(--mono);font-size:26px;color:var(--ink);font-weight:600;line-height:1.2}
.stat-label{font-size:13px;color:var(--t3);margin-top:2px}
.hero-figure{position:relative;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;background:var(--paper-2);box-shadow:var(--sh1)}
.hero-figure img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .4s var(--ease)}
.hero-figure:hover img{transform:scale(1.02)}
.hero-seal{position:absolute;left:0;bottom:0;width:56px;height:56px;background:var(--brass);opacity:.92}
.hero-grid-lines{position:absolute;inset:0;pointer-events:none;background-image:linear-gradient(rgba(20,30,28,.06) 1px,transparent 1px);background-size:100% 28px}

.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.pill{display:inline-flex;align-items:center;min-height:36px;padding:6px 16px;border:1px solid var(--line);border-radius:999px;font-size:13px;color:var(--t2);background:transparent;transition:border-color .22s var(--ease),color .22s var(--ease),background-color .22s var(--ease)}
.pill:hover{border-color:var(--brass);color:var(--t1);background:#fff}
.pill-static{cursor:default}
.pill-static:hover{border-color:var(--line);color:var(--t2);background:transparent}

/* ---------- guide layout ---------- */
.layout-guide{display:grid;grid-template-columns:1fr;gap:40px;padding-bottom:24px}
@media (min-width:1024px){.layout-guide{grid-template-columns:236px 1fr;gap:56px}}
.toc{align-self:start}
@media (min-width:1024px){.toc{position:sticky;top:104px}}
.toc-title{font-family:var(--mono);font-size:12px;letter-spacing:.16em;color:var(--t3);margin-bottom:12px}
.toc-nav{display:flex;flex-direction:column;border-top:1px solid var(--line)}
.toc-link{display:block;padding:12px 0 12px 14px;border-left:2px solid transparent;font-size:14px;color:var(--t2);line-height:1.5}
.toc-link:hover{color:var(--ink-2)}
.toc-link.is-active{border-left-color:var(--brass);color:var(--t1);font-weight:600}

.guide-section{padding:0 0 56px;scroll-margin-top:104px}
.guide-section + .guide-section{border-top:1px solid var(--line);padding-top:52px}
.section-head{margin-bottom:26px}
.section-head h2{font-family:var(--serif);font-size:clamp(26px,3vw,34px);line-height:1.25;letter-spacing:-.01em}
.section-lead{margin-top:12px;font-size:15px;color:var(--t2);max-width:720px}

.entry-list{display:grid;gap:16px}
.entry{display:grid;grid-template-columns:96px 1fr;gap:22px;padding:24px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh1);transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease)}
.entry:hover{border-color:var(--brass);transform:translateY(-2px);box-shadow:0 6px 18px rgba(20,30,28,.07)}
.entry-thumb{width:96px;height:96px;border-radius:var(--r-card);overflow:hidden;background:var(--paper-2);border:1px solid var(--line)}
.entry-thumb img{width:100%;height:100%;object-fit:cover}
.entry h3{font-size:18px;line-height:1.5;margin-bottom:8px}
.entry p{font-size:14.5px;line-height:1.8;color:var(--t2)}
.entry-meta{display:flex;align-items:center;gap:12px;margin-top:14px;font-size:13px;color:var(--t3)}
.entry-meta .link-arrow{color:var(--ink-2);font-weight:600}
.entry-meta .link-arrow:hover{color:var(--brass)}
@media (max-width:639px){
  .entry{grid-template-columns:1fr;gap:16px;padding:20px}
  .entry-thumb{width:100%;height:150px}
}

/* ---------- cards ---------- */
.section{padding:88px 0}
.section-alt{background:var(--paper-2)}
.card-grid{display:grid;grid-template-columns:1fr;gap:20px;margin-top:36px}
@media (min-width:640px){.card-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.card-grid{grid-template-columns:repeat(4,1fr)}}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:26px;transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease)}
.card:hover{transform:translateY(-2px);border-color:var(--brass);box-shadow:var(--sh1)}
.card-icon{width:34px;height:34px;color:var(--ink-2);margin-bottom:18px}
.card h3{font-size:19px;line-height:1.45;margin-bottom:10px}
.card p{font-size:14.5px;line-height:1.8}
.card .link-arrow{display:inline-flex;align-items:center;gap:6px;margin-top:16px;font-size:14px;color:var(--ink-2);font-weight:600}
.card .link-arrow:hover{color:var(--brass)}

/* ---------- band ---------- */
.band{background:var(--ink);color:#E8EFEA;padding:72px 0;background-image:linear-gradient(rgba(14,59,52,.92),rgba(14,59,52,.94)),url('/assets/images/backpic/back-2.png');background-size:cover;background-position:center}
.band-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:32px 20px}
@media (min-width:1024px){.band-grid{grid-template-columns:repeat(4,1fr);gap:0}}
.band-item{padding:0 0 0 24px;border-left:1px solid var(--line-d)}
.band-item:first-child{border-left:1px solid var(--line-d)}
.band-num{font-family:var(--mono);font-size:clamp(30px,4vw,50px);line-height:1.1;color:var(--brass);font-weight:600}
.band-unit{font-family:var(--mono);font-size:16px;color:var(--brass);margin-left:4px}
.band-label{font-size:13.5px;color:rgba(232,239,234,.74);margin-top:8px}

/* ---------- flow ---------- */
.flow{margin-top:36px;border-top:1px solid var(--line)}
.flow-item{display:grid;grid-template-columns:64px 1fr;gap:20px;padding:26px 0;border-bottom:1px solid var(--line)}
.flow-num{font-family:var(--mono);font-size:22px;color:var(--brass);line-height:1.4}
.flow-item h3{font-size:18px;margin-bottom:8px}
.flow-item p{font-size:14.5px;line-height:1.8}
@media (max-width:639px){.flow-item{grid-template-columns:44px 1fr;gap:14px}}

/* ---------- faq ---------- */
.faq-list{margin-top:32px;border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:24px 0;background:none;border:0;text-align:left;font-size:17px;font-weight:600;color:var(--t1);cursor:pointer;line-height:1.6}
.faq-q:hover{color:var(--ink-2)}
.faq-icon{flex:none;width:24px;height:24px;display:inline-flex;align-items:center;justify-content:center;font-size:20px;font-weight:400;color:var(--brass);transition:transform .28s var(--ease)}
.faq-item.is-open .faq-icon{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s var(--ease)}
.faq-a p{padding:0 44px 24px 0;font-size:15px;line-height:1.85;color:var(--t2);max-width:840px}
@media (max-width:639px){.faq-a p{padding-right:0}}

/* ---------- cross + cta ---------- */
.cross{margin-top:36px;display:flex;flex-wrap:wrap;gap:12px}
.cta-band{margin-top:72px;background:var(--ink);border-radius:var(--r-card);padding:48px;display:grid;grid-template-columns:1fr;gap:28px;align-items:center}
@media (min-width:1024px){.cta-band{grid-template-columns:1.4fr 1fr;padding:56px}}
.cta-band h2{color:#fff;font-family:var(--serif);font-size:clamp(24px,2.6vw,32px);line-height:1.3}
.cta-band p{color:rgba(232,239,234,.78);font-size:15px;margin-top:14px;max-width:520px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}
@media (min-width:1024px){.cta-actions{justify-content:flex-end}}
.cta-note{margin-top:18px;font-size:13px;color:rgba(232,239,234,.6)}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:#E8EFEA;padding:64px 0 28px;margin-top:96px}
.footer-grid{display:grid;grid-template-columns:1fr;gap:36px}
@media (min-width:768px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:40px}}
.footer-brand{display:flex;align-items:center;gap:10px;font-family:var(--serif);font-size:18px;font-weight:700;color:#fff;margin-bottom:16px}
.footer-text{font-size:13.5px;line-height:1.85;color:rgba(232,239,234,.72);max-width:340px}
.footer-title{font-family:var(--mono);font-size:12px;letter-spacing:.16em;color:rgba(232,239,234,.58);margin-bottom:16px}
.footer-list{display:grid;gap:11px}
.footer-list a{font-size:14px;color:rgba(232,239,234,.82);display:inline-block;min-height:22px}
.footer-list a:hover{color:#D8AE64}
.footer-bottom{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;border-top:1px solid var(--line-d);margin-top:48px;padding-top:22px;font-size:13px;color:rgba(232,239,234,.6)}

/* ---------- motion ---------- */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .6s var(--ease),transform .6s var(--ease)}
.reveal.is-visible{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  *{animation:none!important;transition:none!important}
}

/* ---------- responsive header ---------- */
@media (max-width:1023px){
  .nav-links{display:none}
  .link-quiet{display:none}
  .nav-toggle{display:flex}
  .header-actions{gap:12px}
}
@media (max-width:520px){
  .header-actions .btn-sm{padding:0 14px;font-size:13px}
  .section{padding:56px 0}
  .band{padding:56px 0}
  .cta-band{padding:32px 22px}
  .hero{padding-bottom:56px}
  .hero-stats{gap:24px}
}

/* roulang page: category2 */
:root{
  --ink:#0E3B34;
  --pine:#1C6B5A;
  --brass:#B98A3C;
  --vermilion:#A83A2B;
  --paper:#F6F3EC;
  --white:#FFFFFF;
  --mist:#EDF1EE;
  --t1:#14181A;
  --t2:#4A5453;
  --t3:#8A938F;
  --line:rgba(20,30,28,.10);
  --line-inv:rgba(255,255,255,.14);
  --r-card:4px;
  --r-btn:3px;
  --sh-1:0 1px 2px rgba(20,30,28,.06);
  --sh-2:0 24px 60px rgba(10,25,22,.18);
  --ease:cubic-bezier(.22,1,.36,1);
  --sans:'Noto Sans SC','PingFang SC','Hiragino Sans GB','Microsoft YaHei',system-ui,sans-serif;
  --serif:'Noto Serif SC',Georgia,'Songti SC',serif;
  --mono:'IBM Plex Mono',ui-monospace,SFMono-Regular,Menlo,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--t2);font-family:var(--sans);font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input,textarea,select{font-family:inherit;font-size:inherit}
h1,h2,h3,h4,p,figure,dl,dd{margin:0}
h1,h2,h3,h4{color:var(--t1);font-weight:700;line-height:1.25}
h1{font-family:var(--serif);font-size:clamp(34px,5vw,56px);line-height:1.1;letter-spacing:-.02em}
h2{font-family:var(--serif);font-size:clamp(26px,3vw,34px)}
h3{font-size:21px}
ul{padding:0;margin:0;list-style:none}
.container-x{width:100%;max-width:1160px;margin:0 auto;padding:0 20px}
@media (min-width:1440px){.container-x{max-width:1240px}}
:focus-visible{outline:2px solid var(--brass);outline-offset:3px}

/* header */
.site-header{position:sticky;top:0;z-index:60;background:var(--paper);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:76px}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:700;color:var(--t1);font-size:17px;letter-spacing:-.01em}
.brand-mark{position:relative;display:inline-block;width:14px;height:14px;background:var(--ink);flex:none}
.brand-mark::after{content:"";position:absolute;inset:4px;background:var(--brass)}
.nav-links{display:flex;align-items:center;gap:26px}
.nav-link{position:relative;display:inline-block;padding:6px 0;font-size:15px;color:var(--t1);transition:color .22s var(--ease)}
.nav-link::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--brass);transform:scaleX(0);transform-origin:left;transition:transform .22s var(--ease)}
.nav-link:hover{color:var(--pine)}
.nav-link:hover::after,.nav-link.active::after{transform:scaleX(1)}
.nav-link.active{color:var(--ink);font-weight:600}
.header-actions{display:flex;align-items:center;gap:18px}
.link-quiet{font-size:15px;color:var(--t2);transition:color .22s var(--ease)}
.link-quiet:hover{color:var(--pine)}
.nav-toggle{display:none;position:relative;width:44px;height:44px;background:transparent;border:1px solid var(--line);border-radius:var(--r-btn);cursor:pointer}
.nav-toggle span{position:absolute;left:12px;right:12px;height:1.5px;background:var(--t1);transition:transform .22s var(--ease),top .22s var(--ease)}
.nav-toggle span:nth-child(1){top:18px}
.nav-toggle span:nth-child(2){top:25px}
.nav-toggle[aria-expanded="true"] span:nth-child(1){top:21px;transform:rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){top:21px;transform:rotate(-45deg)}
.mobile-drawer{display:none;position:fixed;left:0;right:0;top:76px;bottom:0;z-index:55;background:var(--paper);padding:8px 20px 40px;overflow-y:auto;border-top:1px solid var(--line)}
.mobile-drawer.is-open{display:block}
.drawer-link{display:flex;align-items:center;justify-content:space-between;min-height:64px;font-size:20px;color:var(--t1);border-bottom:1px solid var(--line)}
.drawer-link.active{color:var(--ink);font-weight:600}
.drawer-foot{margin-top:28px;padding-top:20px;border-top:1px solid var(--line);display:grid;gap:14px}
.drawer-foot .link-quiet{font-size:14px}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:0 28px;border:1px solid transparent;border-radius:var(--r-btn);font-size:15px;font-weight:600;cursor:pointer;transition:background-color .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease),transform .22s var(--ease)}
.btn-sm{min-height:40px;padding:0 20px;font-size:14px}
.btn-primary{background:var(--ink);color:#fff}
.btn-primary:hover{background:#0a2c27}
.btn-brass{background:var(--brass);color:#fff}
.btn-brass:hover{background:#a4762d}
.btn-ghost{border-color:var(--pine);color:var(--pine);background:transparent}
.btn-ghost:hover{background:var(--mist)}
.btn:active{transform:translateY(1px)}
.btn[disabled],.btn.is-disabled{opacity:.5;cursor:not-allowed}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--pine)}
.link-arrow .arw{transition:transform .22s var(--ease)}
.link-arrow:hover .arw{transform:translateX(4px)}
.link-underline{position:relative;display:inline-block;color:var(--pine);font-weight:600}
.link-underline::after{content:"";position:absolute;left:0;bottom:-2px;width:0;height:1px;background:var(--brass);transition:width .22s var(--ease)}
.link-underline:hover::after{width:100%}

/* page head */
.page-head{padding:52px 0 72px;border-bottom:1px solid var(--line)}
.crumbs{display:flex;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--t3);margin-bottom:30px}
.crumbs a{color:var(--t3)}
.crumbs a:hover{color:var(--pine)}
.crumbs span[aria-current]{color:var(--t2)}
.head-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:56px;align-items:center}
.eyebrow{font-family:var(--mono);font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:var(--brass);margin-bottom:18px}
.lead{margin-top:22px;max-width:660px;font-size:16px}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.chip{display:inline-flex;align-items:center;min-height:34px;padding:0 14px;border:1px solid var(--line);border-radius:999px;background:var(--white);font-size:13px;color:var(--t2);transition:border-color .22s var(--ease),color .22s var(--ease)}
a.chip:hover{border-color:var(--pine);color:var(--pine)}
.head-figure{margin:0;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;background:var(--mist);box-shadow:var(--sh-1)}
.head-figure img{width:100%;aspect-ratio:4/3;object-fit:cover}

/* sections */
.section{padding:96px 0}
.section-mist{background:var(--mist)}
.section-head{max-width:760px;margin-bottom:56px}
.section-sub{margin-top:16px;font-size:16px}

/* wide stacked cards */
.stack{display:grid;gap:40px}
.wide-card{display:grid;grid-template-columns:1fr 1fr;background:var(--white);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);transition:border-color .22s var(--ease),transform .22s var(--ease)}
.wide-card:hover{border-color:var(--brass);transform:translateY(-2px)}
.wide-media{margin:0;overflow:hidden;background:var(--mist);min-height:280px}
.wide-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease)}
.wide-card:hover .wide-media img{transform:scale(1.03)}
.wide-body{padding:44px 40px}
.wide-card.reverse .wide-media{order:2}
.wide-kicker{font-family:var(--mono);font-size:12px;letter-spacing:.16em;color:var(--t3);text-transform:uppercase;margin-bottom:14px}
.wide-body p{margin-top:16px;font-size:15.5px}
.point-list{display:grid;gap:10px;margin:22px 0 26px}
.point-list li{position:relative;padding-left:18px;font-size:15px}
.point-list li::before{content:"";position:absolute;left:0;top:.62em;width:6px;height:6px;background:var(--brass)}

/* stat band */
.stat-band{background:var(--ink);color:#E8EFEA;padding:76px 0}
.stat-band h2{color:#fff}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);margin-top:44px}
.stat{padding:0 28px;border-left:1px solid var(--line-inv)}
.stat:first-child{border-left:0;padding-left:0}
.stat-num{font-family:var(--mono);font-size:clamp(34px,4vw,50px);line-height:1;color:var(--brass)}
.stat-unit{font-family:var(--mono);font-size:16px;color:rgba(232,239,234,.72);margin-left:6px}
.stat-label{margin-top:14px;font-size:13px;color:rgba(232,239,234,.66)}

/* definition grid */
.def-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden}
.def-item{background:var(--white);padding:26px 28px}
.def-item dt{font-weight:600;color:var(--t1);font-size:16px}
.def-item dd{margin-top:8px;font-size:15px}
.def-note{margin-top:26px;font-size:14px;color:var(--t3)}

/* faq */
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item summary{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:24px 0;font-size:18px;font-weight:600;color:var(--t1);cursor:pointer;list-style:none}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-family:var(--mono);font-size:22px;color:var(--brass);transition:transform .22s var(--ease);flex:none}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-a{max-width:840px;padding:0 0 26px;font-size:15.5px}

/* cross links */
.cross-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:8px}
.cross-card{display:block;background:var(--white);border:1px solid var(--line);border-radius:var(--r-card);padding:24px 26px;box-shadow:var(--sh-1);transition:border-color .22s var(--ease),transform .22s var(--ease)}
.cross-card:hover{border-color:var(--brass);transform:translateY(-2px)}
.cross-card .cross-kicker{font-family:var(--mono);font-size:12px;letter-spacing:.14em;color:var(--brass);text-transform:uppercase}
.cross-card h3{margin-top:12px;font-size:18px}
.cross-card p{margin-top:10px;font-size:14px;color:var(--t2)}
.cross-card .cross-more{margin-top:18px;font-size:14px;font-weight:600;color:var(--pine)}

/* cta */
.cta-band{padding:88px 0;background:var(--mist);border-top:1px solid var(--line)}
.cta-inner{display:grid;grid-template-columns:1.4fr .6fr;gap:40px;align-items:center}
.cta-inner p{margin-top:16px;max-width:620px;font-size:16px}
.cta-actions{display:flex;flex-wrap:wrap;gap:18px;align-items:center;justify-content:flex-end}
.privacy-note{margin-top:22px;padding-top:18px;border-top:1px solid var(--line);font-size:13px;color:var(--t3)}

/* footer */
.site-footer{background:var(--ink);color:#E8EFEA;padding:72px 0 32px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:700;color:#fff}
.footer-brand .brand-mark{background:#E8EFEA}
.footer-brand .brand-mark::after{background:var(--brass)}
.footer-text{margin-top:14px;font-size:14px;line-height:1.8;color:rgba(232,239,234,.7)}
.footer-title{font-family:var(--mono);font-size:12px;letter-spacing:.16em;color:rgba(232,239,234,.6);margin-bottom:16px}
.footer-list{display:grid;gap:10px;font-size:14px}
.footer-list a{color:rgba(232,239,234,.86);transition:color .22s var(--ease)}
.footer-list a:hover{color:var(--brass)}
.footer-bottom{margin-top:48px;padding-top:20px;border-top:1px solid var(--line-inv);display:flex;flex-wrap:wrap;justify-content:space-between;gap:14px;font-size:13px;color:rgba(232,239,234,.6)}

/* reveal */
.js .reveal{opacity:0;transform:translateY(14px)}
.js .reveal.in{opacity:1;transform:none;transition:opacity .6s var(--ease),transform .6s var(--ease)}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .js .reveal{opacity:1;transform:none}
  *{transition:none !important;animation:none !important}
}

/* responsive */
@media (max-width:1023px){
  .nav-links,.header-actions{display:none}
  .nav-toggle{display:block}
  .head-grid{grid-template-columns:1fr;gap:34px}
  .wide-card{grid-template-columns:1fr}
  .wide-card.reverse .wide-media{order:0}
  .wide-media{min-height:0}
  .wide-media img{aspect-ratio:16/10}
  .stat-grid{grid-template-columns:repeat(2,1fr);gap:34px 0}
  .stat{border-left:1px solid var(--line-inv);padding:0 20px}
  .stat:nth-child(odd){border-left:0;padding-left:0}
  .cross-grid{grid-template-columns:repeat(2,1fr)}
  .cta-inner{grid-template-columns:1fr}
  .cta-actions{justify-content:flex-start}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:36px}
  .section{padding:72px 0}
}
@media (max-width:639px){
  body{font-size:15.5px}
  .page-head{padding:36px 0 56px}
  .section{padding:56px 0}
  .stat-band{padding:56px 0}
  .wide-body{padding:28px 22px}
  .def-grid{grid-template-columns:1fr}
  .cross-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column}
  .cta-band{padding:64px 0}
  .faq-item summary{font-size:16.5px;gap:16px}
  .btn{width:100%}
  .cta-actions{gap:12px}
  .chip-row{gap:8px}
}

/* roulang page: category4 */
:root{
  --ink-green:#0E3B34;
  --pine:#1C6B5A;
  --brass:#B98A3C;
  --cinnabar:#A83A2B;
  --paper:#F6F3EC;
  --white:#FFFFFF;
  --mist:#EDF1EE;
  --ink:#14181A;
  --ink-2:#4A5453;
  --ink-3:#8A938F;
  --line:rgba(20,30,28,.10);
  --line-dark:rgba(255,255,255,.14);
  --r-card:4px;
  --r-btn:3px;
  --sh-1:0 1px 2px rgba(20,30,28,.06);
  --sh-2:0 24px 60px rgba(10,25,22,.18);
  --ease:cubic-bezier(.22,1,.36,1);
  --sans:'Noto Sans SC','PingFang SC','Hiragino Sans GB','Microsoft YaHei',system-ui,sans-serif;
  --serif:'Noto Serif SC','Songti SC','SimSun',serif;
  --mono:'IBM Plex Mono',ui-monospace,SFMono-Regular,Menlo,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--sans);
  font-size:16px;
  line-height:1.75;
  color:var(--ink-2);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{
  font-family:var(--serif);
  color:var(--ink);
  font-weight:600;
  letter-spacing:-.01em;
  margin:0;
}
h1{font-size:clamp(32px,4.4vw,54px);line-height:1.12;letter-spacing:-.02em}
h2{font-size:clamp(25px,2.9vw,34px);line-height:1.26}
h3{font-size:21px;line-height:1.4}
p{margin:0}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
img{max-width:100%;display:block}
button,input,textarea,select{font:inherit;color:inherit}
.container-x{width:100%;max-width:1160px;margin:0 auto;padding:0 20px}
@media(min-width:1440px){.container-x{max-width:1240px}}
.eyebrow{
  font-size:12px;letter-spacing:.18em;text-transform:uppercase;
  color:var(--ink-3);font-weight:500;font-family:var(--mono);
}
.mono{font-family:var(--mono);font-variant-numeric:tabular-nums}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(246,243,236,.94);
  backdrop-filter:saturate(140%) blur(6px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px;
}
.brand{display:inline-flex;align-items:center;gap:10px;min-height:44px}
.brand-mark{
  width:15px;height:15px;border:1.5px solid var(--pine);border-radius:2px;
  display:inline-block;position:relative;flex:0 0 auto;
}
.brand-mark::after{
  content:"";position:absolute;left:50%;top:50%;width:5px;height:5px;
  background:var(--brass);transform:translate(-50%,-50%);
}
.brand-name{
  font-family:var(--serif);font-size:19px;color:var(--ink);letter-spacing:.02em;font-weight:600;
}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-link{
  position:relative;display:inline-flex;align-items:center;min-height:44px;
  padding:0 13px;font-size:14.5px;color:var(--ink-2);
  transition:color .22s var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:13px;right:13px;bottom:12px;height:2px;
  background:var(--brass);transform:scaleX(0);transform-origin:left;
  transition:transform .22s var(--ease);
}
.nav-link:hover{color:var(--pine)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.active{color:var(--ink);font-weight:600}
.nav-link.active::after{transform:scaleX(1)}
.header-actions{display:flex;align-items:center;gap:16px}
.text-link{
  font-size:14px;color:var(--ink-2);padding-bottom:2px;position:relative;
}
.text-link::after{
  content:"";position:absolute;left:0;bottom:0;height:1px;width:0;background:var(--pine);
  transition:width .22s var(--ease);
}
.text-link:hover{color:var(--pine)}
.text-link:hover::after{width:100%}
.menu-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line);background:transparent;
  border-radius:var(--r-btn);cursor:pointer;align-items:center;justify-content:center;
}
.menu-toggle span{display:block;width:18px;height:1.5px;background:var(--ink);position:relative}
.menu-toggle span::before{
  content:"";position:absolute;left:0;top:-6px;width:18px;height:1.5px;background:var(--ink);
}
.menu-toggle span::after{
  content:"";position:absolute;left:0;top:6px;width:18px;height:1.5px;background:var(--ink);
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 26px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;letter-spacing:.01em;
  border:1px solid transparent;cursor:pointer;
  transition:background-color .22s var(--ease),border-color .22s var(--ease),color .22s var(--ease),transform .22s var(--ease);
}
.btn .arrow{transition:transform .22s var(--ease)}
.btn:hover .arrow{transform:translateX(4px)}
.btn-primary{background:var(--ink-green);color:#fff}
.btn-primary:hover{background:#0b2f29}
.btn-primary:active{background:#092520;transform:translateY(1px)}
.btn-brass{background:var(--brass);color:#fff}
.btn-brass:hover{background:#a97b32}
.btn-brass:active{background:#966c2b;transform:translateY(1px)}
.btn-ghost{border-color:var(--pine);color:var(--pine);background:transparent}
.btn-ghost:hover{background:var(--mist)}
.btn-ghost:active{background:#e2e9e5;transform:translateY(1px)}
.btn-sm{min-height:44px;padding:0 20px;font-size:14px}
.btn:focus-visible,.text-link:focus-visible,.nav-link:focus-visible,a:focus-visible,summary:focus-visible,input:focus-visible,textarea:focus-visible,button:focus-visible{
  outline:2px solid var(--brass);outline-offset:2px;border-radius:2px;
}
.btn[disabled]{opacity:.45;cursor:not-allowed}

/* ---------- hero ---------- */
.cat-hero{padding:56px 0 0}
.breadcrumb{
  display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-3);
  font-family:var(--mono);
}
.breadcrumb a:hover{color:var(--pine)}
.breadcrumb .sep{color:var(--line);}
.hero-grid{
  display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:center;
  padding:32px 0 0;
}
.hero-copy .eyebrow{display:block;margin-bottom:18px}
.hero-copy h1{margin-bottom:20px}
.hero-copy .lead{font-size:16.5px;line-height:1.85;color:var(--ink-2);max-width:60ch}
.hero-media{position:relative}
.hero-media img{
  width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-card);
  border:1px solid var(--line);box-shadow:var(--sh-1);
}
.hero-media::before{
  content:"";position:absolute;left:-14px;bottom:-14px;width:72px;height:72px;
  border:1px solid var(--brass);border-radius:2px;opacity:.55;z-index:-1;
}
.hero-quote{
  margin-top:22px;padding-left:16px;border-left:3px solid var(--brass);
  font-size:14.5px;color:var(--ink-2);max-width:58ch;
}
.tag-row{
  display:flex;flex-wrap:wrap;gap:10px;margin-top:30px;padding-top:26px;
  border-top:1px solid var(--line);
}
.tag-pill{
  display:inline-flex;align-items:center;min-height:32px;padding:0 14px;
  border:1px solid var(--line);border-radius:999px;font-size:13px;color:var(--ink-2);
  background:var(--white);
}
.tag-pill.is-key{border-color:var(--brass);color:#8d6726}

/* ---------- section shell ---------- */
.section{padding:88px 0}
.section-tight{padding:64px 0}
.section-head{max-width:68ch;margin-bottom:44px}
.section-head .eyebrow{display:block;margin-bottom:14px}
.section-head h2{margin-bottom:14px}
.section-head p{font-size:15.5px;color:var(--ink-2)}
.section-alt{background:var(--mist)}

/* ---------- notice list ---------- */
.notice-grid{
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));
  column-gap:48px;
}
.list-row{
  display:flex;align-items:flex-start;gap:16px;
  padding:20px 14px;border-bottom:1px solid var(--line);border-radius:var(--r-card);
  transition:background-color .22s var(--ease),transform .22s var(--ease);
}
.list-row:hover{background:var(--mist);transform:translateY(-2px)}
.row-num{
  font-family:var(--mono);font-size:13px;color:var(--brass);flex:0 0 28px;padding-top:3px;
}
.row-body{flex:1 1 auto;min-width:0}
.row-title{display:block;font-size:16.5px;color:var(--ink);font-weight:600;line-height:1.5}
.row-desc{display:block;margin-top:6px;font-size:14px;color:var(--ink-2);line-height:1.7}
.row-arrow{flex:0 0 auto;color:var(--ink-3);margin-top:9px;transition:transform .22s var(--ease),color .22s var(--ease)}
.list-row:hover .row-arrow{transform:translateX(4px);color:var(--brass)}

/* ---------- definition pairs ---------- */
.def-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 48px}
.def-item{
  display:grid;grid-template-columns:132px 1fr;gap:18px;
  padding:22px 0;border-bottom:1px solid var(--line);
}
.def-item dt{font-size:15px;color:var(--ink);font-weight:600}
.def-item dt .mono{display:block;font-size:12px;color:var(--ink-3);letter-spacing:.12em;margin-bottom:4px}
.def-item dd{margin:0;font-size:14.5px;color:var(--ink-2);line-height:1.75}
.def-item dd strong{color:var(--ink);font-weight:600}

/* ---------- dark band ---------- */
.dark-band{background:var(--ink-green);color:#E8EFEA;padding:72px 0}
.dark-band h2{color:#fff}
.dark-band .eyebrow{color:rgba(232,239,234,.62)}
.dark-grid{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;
  margin-top:40px;border-top:1px solid var(--line-dark);
}
.dark-item{padding:28px 26px;border-right:1px solid var(--line-dark)}
.dark-item:last-child{border-right:none}
.dark-item .num{
  font-family:var(--mono);font-size:30px;color:var(--brass);line-height:1;display:block;margin-bottom:14px;
}
.dark-item h3{color:#fff;font-size:17px;margin-bottom:8px;font-family:var(--sans);font-weight:600;letter-spacing:0}
.dark-item p{font-size:14px;color:rgba(232,239,234,.74);line-height:1.7}

/* ---------- faq ---------- */
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item summary{
  list-style:none;cursor:pointer;position:relative;
  padding:22px 54px 22px 0;font-size:17px;font-weight:600;color:var(--ink);
  font-family:var(--serif);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";position:absolute;right:10px;top:50%;transform:translateY(-50%);
  font-family:var(--mono);font-size:20px;color:var(--brass);line-height:1;
  transition:transform .22s var(--ease);
}
.faq-item[open] summary::after{transform:translateY(-50%) rotate(45deg)}
.faq-item .answer{padding:0 60px 24px 0;font-size:15px;color:var(--ink-2);line-height:1.85}

/* ---------- cross links + cta ---------- */
.cross-band{padding:56px 0 0}
.cross-title{font-size:13px;letter-spacing:.16em;color:var(--ink-3);font-family:var(--mono);margin-bottom:18px}
.cross-links{display:flex;flex-wrap:wrap;gap:12px}
.cross-links a{
  display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:0 18px;
  border:1px solid var(--line);border-radius:999px;background:var(--white);
  font-size:14.5px;color:var(--ink);transition:border-color .22s var(--ease),color .22s var(--ease);
}
.cross-links a:hover{border-color:var(--brass);color:#8d6726}

.cta-band{padding:88px 0}
.cta-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);padding:44px;
  display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start;
}
.cta-card h2{margin:12px 0 14px;font-size:clamp(24px,2.6vw,30px)}
.cta-card p{font-size:15px;color:var(--ink-2)}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;color:var(--ink-2);margin-bottom:7px}
.field input,.field textarea{
  width:100%;border:1px solid var(--line);border-radius:var(--r-btn);
  background:var(--paper);padding:12px 14px;font-size:14.5px;color:var(--ink);
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease),background-color .22s var(--ease);
}
.field input{height:48px;padding:0 14px}
.field textarea{min-height:104px;resize:vertical;line-height:1.7}
.field input:focus,.field textarea:focus{
  outline:none;border-color:var(--brass);background:var(--white);
  box-shadow:0 0 0 2px rgba(185,138,60,.18);
}
.field.has-error input,.field.has-error textarea{border-color:var(--cinnabar)}
.field .error-text{display:none;font-size:13px;color:var(--cinnabar);margin-top:6px}
.field.has-error .error-text{display:block}
.form-note{
  margin-top:16px;padding-top:16px;border-top:1px solid var(--line);
  font-size:13px;color:var(--ink-3);line-height:1.7;
}
.form-note a{color:var(--pine);text-decoration:underline;text-underline-offset:3px}

/* ---------- footer ---------- */
.site-footer{background:var(--ink-green);color:#E8EFEA;padding:72px 0 28px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:44px}
.footer-brand{
  display:flex;align-items:center;gap:10px;font-family:var(--serif);font-size:19px;color:#fff;margin-bottom:16px;
}
.footer-brand .brand-mark{border-color:rgba(255,255,255,.5)}
.footer-text{font-size:14px;color:rgba(232,239,234,.74);line-height:1.75;max-width:34ch}
.footer-title{
  font-size:12px;letter-spacing:.16em;color:rgba(232,239,234,.6);
  font-family:var(--mono);margin-bottom:16px;
}
.footer-list li{margin-bottom:10px}
.footer-list a{font-size:14.5px;color:rgba(232,239,234,.86);transition:color .22s var(--ease)}
.footer-list a:hover{color:var(--brass)}
.footer-bottom{
  margin-top:52px;padding-top:22px;border-top:1px solid var(--line-dark);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(232,239,234,.62);
}

/* ---------- mobile drawer ---------- */
.drawer{
  position:fixed;inset:0;background:var(--paper);z-index:80;
  transform:translateY(-100%);transition:transform .3s var(--ease);
  display:flex;flex-direction:column;padding:20px;
}
.drawer.open{transform:translateY(0)}
.drawer-top{display:flex;align-items:center;justify-content:space-between;min-height:56px}
.drawer-close{
  width:44px;height:44px;border:1px solid var(--line);background:transparent;border-radius:var(--r-btn);
  font-size:20px;line-height:1;color:var(--ink);cursor:pointer;
}
.drawer-links{margin-top:20px;flex:1 1 auto}
.drawer-links a{
  display:flex;align-items:center;min-height:64px;font-size:20px;color:var(--ink);
  border-bottom:1px solid var(--line);font-family:var(--serif);
}
.drawer-links a.active{color:var(--pine)}
.drawer-foot{padding-top:20px;border-top:1px solid var(--line)}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .5s var(--ease),transform .5s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ---------- responsive ---------- */
@media(max-width:1023px){
  .nav-links,.header-actions .text-link,.header-actions .btn{display:none}
  .menu-toggle{display:inline-flex}
  .hero-grid{grid-template-columns:1fr;gap:32px;padding-top:26px}
  .hero-media img{aspect-ratio:16/10}
  .cta-card{grid-template-columns:1fr;gap:32px;padding:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
  .dark-grid{grid-template-columns:1fr 1fr}
  .dark-item:nth-child(2n){border-right:none}
  .dark-item:nth-child(-n+2){border-bottom:1px solid var(--line-dark)}
}
@media(max-width:767px){
  .section{padding:60px 0}
  .section-tight{padding:48px 0}
  .notice-grid{grid-template-columns:1fr;column-gap:0}
  .def-grid{grid-template-columns:1fr;gap:0}
  .def-item{grid-template-columns:1fr;gap:6px}
  .faq-item .answer{padding-right:12px}
  .cta-band{padding:60px 0}
  .cross-band{padding:44px 0 0}
}
@media(max-width:519px){
  body{font-size:15.5px}
  .header-inner{min-height:64px}
  .brand-name{font-size:17px}
  .dark-grid{grid-template-columns:1fr}
  .dark-item{border-right:none;border-bottom:1px solid var(--line-dark)}
  .footer-grid{grid-template-columns:1fr}
  .cta-card{padding:24px}
  .btn{width:100%}
  .cta-actions{flex-direction:column}
  .cta-actions .btn-ghost{width:100%}
}
@media(prefers-reduced-motion:reduce){
  *{transition-duration:.01ms !important;animation-duration:.01ms !important;scroll-behavior:auto !important}
  .reveal{opacity:1;transform:none}
}

/* roulang page: category3 */
:root{
    --ink:#14181A;
    --ink-2:#4A5453;
    --ink-3:#8A938F;
    --pine:#0E3B34;
    --pine-2:#1C6B5A;
    --brass:#B98A3C;
    --cinnabar:#A83A2B;
    --paper:#F6F3EC;
    --white:#FFFFFF;
    --mist:#EDF1EE;
    --line:rgba(20,30,28,.10);
    --line-dark:rgba(255,255,255,.14);
    --r-card:4px;
    --r-btn:3px;
    --sh-1:0 1px 2px rgba(20,30,28,.06);
    --sh-2:0 24px 60px rgba(10,25,22,.18);
    --ease:cubic-bezier(.22,1,.36,1);
    --serif:'Noto Serif SC','Songti SC',serif;
    --sans:'Noto Sans SC','PingFang SC','Hiragino Sans GB','Microsoft YaHei',system-ui,sans-serif;
    --mono:'IBM Plex Mono',ui-monospace,SFMono-Regular,Menlo,monospace;
  }
  *,*::before,*::after{box-sizing:border-box}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
  body{
    margin:0;
    background:var(--paper);
    color:var(--ink-2);
    font-family:var(--sans);
    font-size:16px;
    line-height:1.75;
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block}
  a{color:inherit;text-decoration:none}
  button{font:inherit;cursor:pointer;background:none;border:none}
  ul,ol{margin:0;padding:0;list-style:none}
  p{margin:0}
  h1,h2,h3{margin:0;font-weight:700}

  .container-x{width:100%;max-width:1160px;margin:0 auto;padding:0 20px}
  @media (min-width:1440px){.container-x{max-width:1240px}}

  /* ---------- 顶部导航 ---------- */
  .site-header{
    position:sticky;top:0;z-index:100;
    background:var(--paper);
    border-bottom:1px solid var(--line);
  }
  .nav-bar{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}
  .brand{display:flex;align-items:center;gap:10px;font-family:var(--serif);font-size:19px;color:var(--ink);letter-spacing:.01em;line-height:1.2}
  .brand-mark{width:10px;height:10px;background:var(--brass);display:inline-block;flex:none}
  .nav-links{display:flex;align-items:center;gap:26px}
  .nav-link{position:relative;display:inline-flex;align-items:center;min-height:44px;font-size:15px;color:var(--ink-2);transition:color 220ms var(--ease)}
  .nav-link:hover{color:var(--pine-2)}
  .nav-link.active{color:var(--ink)}
  .nav-link.active::after{content:'';position:absolute;left:0;right:0;bottom:14px;height:2px;background:var(--brass)}
  .nav-actions{display:flex;align-items:center;gap:18px}
  .nav-text-link{font-size:15px;color:var(--ink-2);min-height:44px;display:inline-flex;align-items:center;transition:color 220ms var(--ease)}
  .nav-text-link:hover{color:var(--pine-2)}
  .nav-toggle{display:none;width:44px;height:44px;flex-direction:column;align-items:center;justify-content:center;gap:5px;border:1px solid var(--line);border-radius:var(--r-btn);transition:border-color 220ms var(--ease)}
  .nav-toggle:hover{border-color:var(--brass)}
  .nav-toggle span{display:block;width:20px;height:1.5px;background:var(--ink);transition:transform 220ms var(--ease)}

  .drawer{position:fixed;left:0;right:0;top:77px;bottom:0;background:var(--paper);z-index:95;padding:8px 20px 40px;overflow-y:auto}
  .drawer[hidden]{display:none}
  .drawer-link{display:flex;align-items:center;justify-content:space-between;font-size:20px;line-height:64px;color:var(--ink);border-bottom:1px solid var(--line)}
  .drawer-link:hover{color:var(--pine-2)}
  .drawer-foot{margin-top:28px;display:grid;gap:14px}
  .drawer-privacy{font-size:13px;color:var(--ink-3);text-align:center}

  /* ---------- 按钮 ---------- */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    height:48px;padding:0 26px;border-radius:var(--r-btn);
    font-size:15px;border:1px solid transparent;
    transition:background-color 220ms var(--ease),color 220ms var(--ease),border-color 220ms var(--ease),transform 220ms var(--ease);
    white-space:nowrap;
  }
  .btn .arrow{display:inline-block;transition:transform 220ms var(--ease)}
  .btn:hover .arrow{transform:translateX(4px)}
  .btn-primary{background:var(--pine);color:#fff}
  .btn-primary:hover{background:#0a2e29}
  .btn-brass{background:var(--brass);color:#fff}
  .btn-brass:hover{background:#a97c31}
  .btn-ghost{border-color:var(--pine-2);color:var(--pine-2);background:transparent}
  .btn-ghost:hover{background:var(--mist)}
  .btn:focus-visible{outline:2px solid var(--brass);outline-offset:2px}
  .btn:active{transform:translateY(1px)}
  .btn:disabled{opacity:.5;cursor:not-allowed}

  .link-arrow{display:inline-flex;align-items:center;gap:6px;color:var(--pine-2);font-size:14.5px;min-height:44px}
  .link-arrow .arrow{transition:transform 220ms var(--ease)}
  .link-arrow:hover .arrow{transform:translateX(4px)}
  .link-arrow:focus-visible{outline:2px solid var(--brass);outline-offset:3px}

  /* ---------- 徽章 / 标签 ---------- */
  .badge{display:inline-flex;align-items:center;height:30px;padding:0 14px;border:1px solid var(--line);border-radius:999px;font-size:13px;color:var(--ink-2);background:#fff}
  .badge-strong{border-color:rgba(28,107,90,.35);color:var(--pine-2)}
  .tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}

  /* ---------- 面包屑 ---------- */
  .crumb{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:13px;color:var(--ink-3)}
  .crumb a{min-height:36px;display:inline-flex;align-items:center;transition:color 220ms var(--ease)}
  .crumb a:hover{color:var(--pine-2)}
  .crumb .sep{color:rgba(20,30,28,.25)}

  /* ---------- 内页头部 ---------- */
  .page-hero{padding:40px 0 76px}
  .hero-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:56px;align-items:center}
  .eyebrow{display:block;font-size:12px;letter-spacing:.18em;color:var(--brass);margin-bottom:18px;font-family:var(--mono)}
  .hero-title{font-family:var(--serif);font-size:clamp(32px,4.4vw,50px);line-height:1.15;letter-spacing:-.02em;color:var(--ink);margin-bottom:20px}
  .hero-lead{font-size:16px;color:var(--ink-2);max-width:44em}
  .hero-lead p+p{margin-top:14px}
  .hero-figure{border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);background:var(--mist)}
  .hero-figure img{width:100%;aspect-ratio:4/3;object-fit:cover}
  .hero-figure figcaption{font-size:13px;color:var(--ink-3);padding:12px 16px;background:#fff;border-top:1px solid var(--line)}

  /* ---------- 通用板块 ---------- */
  .section{padding:88px 0}
  .section-alt{background:var(--mist)}
  .section-dark{background:var(--pine);color:#E8EFEA}
  .sec-head{max-width:720px;margin-bottom:44px}
  .sec-title{font-family:var(--serif);font-size:clamp(26px,3vw,34px);line-height:1.25;color:var(--ink);margin-bottom:14px}
  .sec-desc{font-size:15.5px;color:var(--ink-3)}
  .section-dark .sec-title{color:#fff}
  .section-dark .sec-desc{color:rgba(232,239,234,.72)}
  .section-dark .eyebrow{color:var(--brass)}

  /* ---------- 卡片 ---------- */
  .grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
  .grid-2{display:grid;grid-template-columns:1fr 1fr;gap:24px}
  .card{
    background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
    padding:28px;transition:border-color 220ms var(--ease),transform 220ms var(--ease),box-shadow 220ms var(--ease);
  }
  .card:hover{border-color:rgba(185,138,60,.6);transform:translateY(-2px);box-shadow:var(--sh-1)}
  .card-icon{width:38px;height:38px;color:var(--pine-2);margin-bottom:18px}
  .card-title{font-size:20px;color:var(--ink);margin-bottom:10px;font-weight:700}
  .card-text{font-size:15px;color:var(--ink-2)}

  /* ---------- 时间轴 ---------- */
  .timeline{position:relative;margin-top:8px}
  .timeline::before{content:'';position:absolute;left:104px;top:12px;bottom:12px;width:1px;background:var(--line)}
  .tl-item{position:relative;display:grid;grid-template-columns:88px 1fr;gap:40px;padding-bottom:44px}
  .tl-item:last-child{padding-bottom:0}
  .tl-item::before{
    content:'';position:absolute;left:100px;top:14px;width:9px;height:9px;border-radius:50%;
    background:var(--brass);border:2px solid var(--paper);z-index:1;
  }
  .tl-num{font-family:var(--mono);font-size:40px;line-height:1;color:#B4BEB8;letter-spacing:-.02em}
  .tl-body h3{font-size:20px;color:var(--ink);margin-bottom:10px}
  .tl-body p{font-size:15.5px;color:var(--ink-2);max-width:56em}
  .tl-note{display:inline-block;margin-top:12px;font-size:13px;color:var(--ink-3);font-family:var(--mono)}

  /* ---------- 适用场景定义列表 ---------- */
  .scene-list{display:grid;grid-template-columns:1fr 1fr;gap:0 48px}
  .scene-item{display:grid;grid-template-columns:20px 1fr;gap:14px;padding:22px 0;border-bottom:1px solid var(--line)}
  .scene-item::before{content:'';width:8px;height:8px;margin-top:12px;background:var(--brass)}
  .scene-item dt{font-size:17px;color:var(--ink);font-weight:700;margin-bottom:6px}
  .scene-item dd{margin:0;font-size:15px;color:var(--ink-2)}

  /* ---------- 提醒条 ---------- */
  .notice-band{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
  .notice{background:#fff;border:1px solid var(--line);border-left:3px solid var(--brass);border-radius:0 var(--r-card) var(--r-card) 0;padding:22px 24px;transition:border-left-color 220ms var(--ease),transform 220ms var(--ease)}
  .notice:hover{transform:translateY(-2px);border-left-color:var(--cinnabar)}
  .notice-title{font-size:16px;color:var(--ink);font-weight:700;margin-bottom:8px}
  .notice p{font-size:14.5px;color:var(--ink-2)}
  .notice-meta{display:block;margin-top:12px;font-family:var(--mono);font-size:12.5px;color:var(--ink-3)}

  /* ---------- FAQ ---------- */
  .faq-wrap{max-width:900px}
  .faq-item{border-bottom:1px solid var(--line)}
  .faq-item summary{
    list-style:none;cursor:pointer;display:flex;align-items:flex-start;justify-content:space-between;gap:24px;
    padding:22px 0;font-size:18px;color:var(--ink);transition:color 220ms var(--ease);
  }
  .faq-item summary::-webkit-details-marker{display:none}
  .faq-item summary:hover{color:var(--pine-2)}
  .faq-item summary:focus-visible{outline:2px solid var(--brass);outline-offset:3px}
  .faq-item summary::after{content:'+';font-family:var(--mono);font-size:22px;line-height:1;color:var(--brass);transition:transform 220ms var(--ease);flex:none}
  .faq-item[open] summary::after{transform:rotate(45deg)}
  .faq-answer{padding:0 0 24px;font-size:15.5px;color:var(--ink-2);max-width:64em}

  /* ---------- 交叉链接 ---------- */
  .cross-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
  .cross-link{
    display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:0 18px;
    border:1px solid var(--line);border-radius:999px;background:#fff;font-size:14.5px;color:var(--ink-2);
    transition:border-color 220ms var(--ease),color 220ms var(--ease),background-color 220ms var(--ease);
  }
  .cross-link:hover{border-color:var(--brass);color:var(--ink);background:var(--mist)}
  .cross-link.is-current{border-color:var(--pine-2);color:var(--pine-2)}

  /* ---------- CTA 带 ---------- */
  .cta-band{
    background:var(--pine);color:#E8EFEA;border-radius:var(--r-card);
    padding:56px;display:grid;grid-template-columns:1.4fr 1fr;gap:40px;align-items:center;
  }
  .cta-band h2{font-family:var(--serif);font-size:clamp(24px,2.6vw,32px);line-height:1.3;color:#fff;margin-bottom:16px}
  .cta-band p{font-size:15.5px;color:rgba(232,239,234,.78);max-width:44em}
  .cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}
  .cta-note{font-size:13px;color:rgba(232,239,234,.6);border-top:1px solid var(--line-dark);padding-top:18px;margin-top:26px}

  /* ---------- 页脚 ---------- */
  .site-footer{background:var(--pine);color:#E8EFEA;padding:72px 0 28px;margin-top:96px}
  .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;padding-bottom:48px;border-bottom:1px solid var(--line-dark)}
  .footer-brand{font-family:var(--serif);font-size:19px;color:#fff;display:flex;align-items:center;gap:10px;margin-bottom:16px}
  .footer-title{font-size:12px;letter-spacing:.16em;color:rgba(232,239,234,.68);margin-bottom:16px}
  .footer-list{list-style:none;display:grid;gap:12px;font-size:14.5px}
  .footer-list a{color:rgba(232,239,234,.85);transition:color 220ms var(--ease)}
  .footer-list a:hover{color:var(--brass)}
  .footer-text{font-size:14px;color:rgba(232,239,234,.7);max-width:34em}
  .footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:16px;padding-top:24px;font-size:13px;color:rgba(232,239,234,.58)}

  /* ---------- 入场动效 ---------- */
  .reveal{opacity:0;transform:translateY(14px);transition:opacity 500ms var(--ease),transform 500ms var(--ease)}
  .reveal.in{opacity:1;transform:none}

  @media (prefers-reduced-motion:reduce){
    .reveal{opacity:1;transform:none;transition:none}
    html{scroll-behavior:auto}
    *{transition-duration:.01ms !important;animation-duration:.01ms !important}
  }

  /* ---------- 响应式 ---------- */
  @media (max-width:1023px){
    .nav-links,.nav-actions{display:none}
    .nav-toggle{display:flex}
    .hero-grid{grid-template-columns:1fr;gap:32px}
    .grid-3{grid-template-columns:1fr 1fr}
    .notice-band{grid-template-columns:1fr 1fr}
    .cta-band{grid-template-columns:1fr;padding:40px}
    .timeline::before{left:64px}
    .tl-item{grid-template-columns:48px 1fr;gap:20px}
    .tl-item::before{left:60px}
    .tl-num{font-size:30px}
  }
  @media (max-width:767px){
    .section{padding:64px 0}
    .page-hero{padding:28px 0 56px}
    .grid-2{grid-template-columns:1fr}
    .scene-list{grid-template-columns:1fr;gap:0}
    .footer-grid{grid-template-columns:1fr 1fr}
    .site-footer{margin-top:64px}
  }
  @media (max-width:639px){
    .grid-3{grid-template-columns:1fr}
    .notice-band{grid-template-columns:1fr}
    .timeline::before{left:23px}
    .tl-item{grid-template-columns:1fr;gap:10px;padding-bottom:36px}
    .tl-item::before{left:19px;top:8px}
    .tl-num{font-size:26px}
    .tl-body{padding-left:44px}
    .footer-grid{grid-template-columns:1fr}
    .cta-band{padding:30px 24px}
    .faq-item summary{font-size:16.5px}
  }