/* roulang page: index */
:root{
  --ink:#101513;
  --ink-2:#1B2C26;
  --sand:#F6F3EC;
  --card:#FDFBF6;
  --clay:#C4663A;
  --clay-soft:#E8CBB6;
  --mist:#6B7671;
  --line:#E0DACB;
  --sand-white:#F2EDE2;
  --ok:#4E7A5C;
  --warn:#B9843C;
  --err:#A9483C;
  --r-btn:6px;
  --r-card:14px;
  --r-img:12px;
  --shadow-1:0 2px 0 rgba(16,21,19,.04);
  --shadow-2:0 18px 40px -18px rgba(16,21,19,.18);
  --ease:cubic-bezier(.22,.61,.36,1);
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC",serif;
  --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  --sp-sec:112px;
  --line-dark:rgba(242,237,226,.14);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--sans);
  font-size:16px;
  line-height:1.85;
  color:var(--ink);
  background:var(--sand);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--clay);outline-offset:2px}
::selection{background:var(--clay-soft);color:var(--ink)}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 16px;
}
@media (min-width:481px){.container{padding:0 20px}}
@media (min-width:768px){.container{padding:0 24px}}
@media (min-width:1024px){.container{max-width:960px;padding:0 24px}}
@media (min-width:1280px){.container{max-width:1200px}}

.serif{font-family:var(--serif);font-weight:700;letter-spacing:.02em}

/* ---------- 顶部信息条 ---------- */
.topbar{
  background:var(--ink);
  color:rgba(242,237,226,.62);
  font-size:12.5px;
  letter-spacing:.06em;
  line-height:1;
}
.topbar-inner{
  display:flex;
  align-items:center;
  gap:24px;
  height:38px;
}
.topbar-domain{
  letter-spacing:.12em;
  font-variant-numeric:tabular-nums;
  color:rgba(242,237,226,.72);
}
.topbar-note{
  flex:1;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
  color:rgba(242,237,226,.5);
}
.topbar-link{
  padding:0 16px;
  height:26px;
  display:inline-flex;
  align-items:center;
  border-radius:4px;
  color:rgba(242,237,226,.82);
  transition:background .2s var(--ease),color .2s var(--ease);
}
.topbar-link:hover{background:rgba(242,237,226,.1);color:var(--sand-white)}
@media (max-width:767px){.topbar-note{display:none}}

/* ---------- 主导航 ---------- */
.site-header{position:sticky;top:0;z-index:60}
.navbar{
  background:rgba(246,243,236,.92);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.navbar.is-scrolled{box-shadow:0 8px 24px -20px rgba(16,21,19,.45);border-bottom-color:#D7CFBC}
.nav-inner{
  display:flex;
  align-items:center;
  gap:32px;
  height:72px;
}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-mark{
  position:relative;
  width:18px;height:18px;
  background:var(--clay);
  transform:rotate(45deg);
  border-radius:3px;
  overflow:hidden;
  flex-shrink:0;
}
.brand-mark::after{
  content:"";
  position:absolute;
  right:-5px;bottom:-5px;
  width:16px;height:16px;
  background:var(--sand);
  border-radius:50%;
}
.brand-text{display:flex;align-items:baseline;gap:10px;line-height:1.2}
.brand-main{
  font-family:var(--serif);
  font-size:19px;
  font-weight:700;
  letter-spacing:.06em;
  color:var(--ink);
}
.brand-divider{width:1px;height:14px;background:var(--line);display:inline-block}
.brand-sub{font-size:12.5px;color:var(--mist);letter-spacing:.08em}
.nav-links{
  display:flex;
  align-items:center;
  gap:6px;
  margin-left:auto;
}
.nav-link{
  position:relative;
  padding:0 14px;
  height:72px;
  display:inline-flex;
  align-items:center;
  font-size:15px;
  color:#3B4741;
  transition:color .2s var(--ease);
}
.nav-link::after{
  content:"";
  position:absolute;
  left:14px;right:14px;bottom:20px;
  height:2px;
  background:var(--clay);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform .22s var(--ease);
}
.nav-link:hover{color:var(--ink)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--ink);font-weight:600}
.nav-link.is-active::after{transform:scaleX(1)}
.nav-cta{margin-left:16px;flex-shrink:0}
.nav-toggle{
  display:none;
  margin-left:auto;
  width:42px;height:42px;
  border:1px solid var(--line);
  border-radius:var(--r-btn);
  background:var(--card);
  align-items:center;
  justify-content:center;
  cursor:pointer;
  gap:4px;
  flex-direction:column;
}
.nav-toggle span{display:block;width:18px;height:1.6px;background:var(--ink);transition:transform .2s var(--ease),opacity .2s var(--ease)}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(5.6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-5.6px) rotate(-45deg)}

.mobile-drawer{
  display:none;
  border-top:1px solid var(--line);
  background:rgba(253,251,246,.98);
  backdrop-filter:blur(10px);
}
.mobile-drawer.is-open{display:block}
.mobile-drawer ul{padding:8px 20px 20px}
.mobile-drawer li + li{border-top:1px solid var(--line)}
.mobile-drawer a{
  display:flex;
  align-items:center;
  justify-content:space-between;
  height:54px;
  font-size:15.5px;
  color:#3B4741;
}
.mobile-drawer a span.arrow{color:var(--clay)}
.mobile-drawer .drawer-cta{margin-top:14px}
.mobile-drawer .drawer-cta .btn{width:100%;justify-content:center}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 24px;
  border-radius:var(--r-btn);
  font-size:15px;
  font-weight:600;
  letter-spacing:.02em;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .2s var(--ease),background .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease),color .2s var(--ease);
}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--clay);color:var(--sand-white)}
.btn-primary:hover{background:#AB5530;transform:translateY(-1px);box-shadow:0 10px 24px -14px rgba(196,102,58,.9)}
.btn-secondary{background:transparent;border-color:var(--line);color:var(--ink);background-color:var(--card)}
.btn-secondary:hover{border-color:var(--ink);background-color:#fff}
.btn-ghost{background:transparent;border-color:rgba(242,237,226,.34);color:var(--sand-white)}
.btn-ghost:hover{background:rgba(242,237,226,.08);border-color:rgba(242,237,226,.55)}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.link-arrow{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14.5px;
  font-weight:600;
  color:var(--ink);
  border-bottom:1px solid transparent;
  padding-bottom:2px;
  transition:border-color .2s var(--ease);
}
.link-arrow .arrow{transition:transform .2s var(--ease);color:var(--clay)}
.link-arrow:hover{border-bottom-color:var(--ink)}
.link-arrow:hover .arrow{transform:translateX(3px)}
.link-arrow.on-dark{color:var(--sand-white)}
.link-arrow.on-dark:hover{border-bottom-color:var(--sand-white)}

/* ---------- 通用排版 ---------- */
.section{padding:var(--sp-sec) 0}
.section-tight{padding:72px 0}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12px;
  letter-spacing:.16em;
  color:var(--mist);
  border:1px solid var(--line);
  border-radius:999px;
  padding:6px 14px;
  background:var(--card);
}
.eyebrow.on-dark{color:rgba(242,237,226,.78);border-color:rgba(242,237,226,.28);background:rgba(242,237,226,.06)}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:32px;
  margin-bottom:32px;
}
.section-head h2{
  font-family:var(--serif);
  font-size:clamp(26px,3vw,38px);
  line-height:1.25;
  letter-spacing:.02em;
  margin-top:14px;
}
.section-head p{color:var(--mist);font-size:16px;margin-top:12px;max-width:620px}
.divider{height:1px;background:var(--line);border:0;margin:0}
.tag{
  display:inline-flex;
  align-items:center;
  font-size:12px;
  letter-spacing:.08em;
  padding:4px 10px;
  border-radius:4px;
  background:var(--clay-soft);
  color:#7A3A1C;
}
.tag.dark{background:rgba(16,21,19,.08);color:#3B4741}
@media (max-width:767px){
  :root{--sp-sec:60px}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:24px}
}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  overflow:hidden;
  background:var(--ink);
  color:var(--sand-white);
  background-image:linear-gradient(180deg,rgba(16,21,19,.58) 0%,rgba(16,21,19,.9) 72%,rgba(16,21,19,.97) 100%),url("/assets/images/backpic/back-1.webp");
  background-size:cover;
  background-position:center 40%;
  background-repeat:no-repeat;
}
.hero-inner{
  display:grid;
  grid-template-columns:repeat(12,1fr);
  gap:24px;
  align-items:center;
  padding:96px 0 96px;
  min-height:640px;
}
.hero-copy{grid-column:span 7}
.hero-visual{grid-column:span 5}
.hero h1{
  font-family:var(--serif);
  font-size:clamp(32px,4.2vw,60px);
  line-height:1.18;
  letter-spacing:.02em;
  margin:22px 0 0;
  color:#FBF8F1;
}
.hero h1 em{font-style:normal;color:var(--clay-soft)}
.hero-sub{
  margin-top:20px;
  font-size:17px;
  line-height:1.9;
  color:rgba(242,237,226,.76);
  max-width:560px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}
.hero-metrics{
  display:flex;
  align-items:stretch;
  gap:0;
  margin-top:48px;
  padding-top:26px;
  border-top:1px solid var(--line-dark);
  max-width:560px;
}
.metric{flex:1;padding-right:20px}
.metric + .metric{border-left:1px solid var(--line-dark);padding-left:20px}
.metric b{
  display:block;
  font-family:var(--serif);
  font-size:26px;
  line-height:1.2;
  color:#FBF8F1;
  letter-spacing:.02em;
}
.metric span{display:block;font-size:12px;letter-spacing:.06em;color:rgba(242,237,226,.55);margin-top:6px}
.hero-panel{
  position:relative;
  border-radius:var(--r-card);
  overflow:hidden;
  border:1px solid rgba(242,237,226,.2);
  box-shadow:0 30px 60px -30px rgba(0,0,0,.7);
  transition:transform .24s var(--ease);
  transform-style:preserve-3d;
}
.hero-panel:hover{transform:rotateY(2deg) translateY(-4px)}
.hero-panel img{width:100%;height:420px;object-fit:cover;object-position:center}
.hero-panel figcaption{
  position:absolute;
  left:0;right:0;bottom:0;
  padding:18px 20px;
  background:linear-gradient(180deg,rgba(16,21,19,0),rgba(16,21,19,.88));
  font-size:13px;
  color:rgba(242,237,226,.82);
  letter-spacing:.04em;
}
@media (max-width:1023px){
  .hero-inner{grid-template-columns:1fr;padding:64px 0 72px;min-height:0;gap:36px}
  .hero-copy,.hero-visual{grid-column:auto}
  .hero-panel img{height:300px}
}
@media (max-width:520px){
  .hero h1{font-size:32px}
  .hero-metrics{flex-wrap:wrap;gap:18px 0}
  .metric{flex:1 1 50%;padding-right:14px}
  .metric:nth-child(3){border-left:0;padding-left:0}
  .metric + .metric{padding-left:14px}
}

/* ---------- 玩法流程 ---------- */
.flow{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:0;
  margin-top:8px;
}
.flow-step{
  position:relative;
  padding:0 26px 0 0;
}
.flow-step + .flow-step{padding-left:26px;border-left:1px dashed var(--line)}
.flow-num{
  font-family:var(--serif);
  font-size:60px;
  line-height:1;
  color:#DFD8C7;
  letter-spacing:.02em;
  display:block;
}
.flow-step h3{font-size:18px;font-weight:700;margin-top:14px;letter-spacing:.01em}
.flow-step p{font-size:15px;color:var(--mist);margin-top:10px;line-height:1.8}
@media (max-width:1023px){
  .flow{grid-template-columns:repeat(2,1fr);gap:32px 0}
  .flow-step:nth-child(odd){padding-left:0;border-left:0}
  .flow-step{padding-right:24px}
}
@media (max-width:520px){
  .flow{grid-template-columns:1fr;gap:0}
  .flow-step{padding:0 0 0 22px;border-left:1px solid var(--line) !important}
  .flow-step + .flow-step{padding-left:22px;border-left:1px solid var(--line);margin-top:26px}
  .flow-num{font-size:48px}
}

/* ---------- 权益拼贴 ---------- */
.benefit-grid{
  display:grid;
  grid-template-columns:repeat(12,1fr);
  gap:24px;
}
.card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--shadow-1);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:#CFC6B2}
.benefit-main{grid-column:span 7;overflow:hidden}
.benefit-main .thumb{
  position:relative;
  aspect-ratio:16/10;
  overflow:hidden;
  border-radius:var(--r-card) var(--r-card) 0 0;
}
.benefit-main .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .7s var(--ease)}
.benefit-main:hover .thumb img{transform:scale(1.03)}
.benefit-main .thumb .tag{position:absolute;left:16px;top:16px;background:rgba(253,251,246,.94)}
.benefit-body{padding:24px 26px 26px}
.benefit-body h3{font-size:21px;font-weight:700;letter-spacing:.01em}
.benefit-body p{font-size:15px;color:var(--mist);margin-top:12px;line-height:1.8}
.benefit-body .link-arrow{margin-top:18px}
.benefit-side{
  grid-column:span 5;
  display:grid;
  gap:24px;
  grid-template-rows:1fr 1fr;
}
.mini-card{
  padding:24px 26px;
  display:flex;
  flex-direction:column;
  justify-content:center;
}
.mini-card .mini-num{
  font-family:var(--serif);
  font-size:13px;
  letter-spacing:.16em;
  color:var(--clay);
  border:1px solid var(--clay-soft);
  border-radius:999px;
  padding:3px 10px;
  align-self:flex-start;
}
.mini-card h3{font-size:18px;font-weight:700;margin-top:14px}
.mini-card p{font-size:14.5px;color:var(--mist);margin-top:8px;line-height:1.8}
.stat-strip{
  grid-column:span 12;
  display:grid;
  grid-template-columns:repeat(3,1fr);
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:28px 8px;
  box-shadow:var(--shadow-1);
}
.stat{padding:0 26px}
.stat + .stat{border-left:1px solid var(--line)}
.stat b{
  display:block;
  font-family:var(--serif);
  font-size:30px;
  line-height:1.2;
  letter-spacing:.02em;
}
.stat span{display:block;font-size:13px;color:var(--mist);margin-top:8px;letter-spacing:.04em}
@media (max-width:1023px){
  .benefit-main{grid-column:span 12}
  .benefit-side{grid-column:span 12;grid-template-rows:auto;grid-template-columns:1fr 1fr}
}
@media (max-width:767px){
  .benefit-side{grid-template-columns:1fr}
  .stat-strip{grid-template-columns:1fr;padding:20px 26px;gap:18px}
  .stat{padding:0}
  .stat + .stat{border-left:0;border-top:1px solid var(--line);padding-top:18px}
}

/* ---------- 任务进度 ---------- */
.progress-block{
  background:#EFEAE0;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:40px;
  display:grid;
  grid-template-columns:1fr auto;
  gap:36px;
  align-items:center;
}
.progress-copy h2{
  font-family:var(--serif);
  font-size:clamp(24px,2.6vw,32px);
  line-height:1.3;
  letter-spacing:.02em;
}
.progress-copy p{color:var(--mist);font-size:15.5px;margin-top:12px;max-width:600px}
.progress-track{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:0;
  margin-top:32px;
  position:relative;
}
.progress-track::before{
  content:"";
  position:absolute;
  left:5px;right:5px;top:5px;
  height:1px;
  background:var(--line);
}
.progress-node{position:relative;padding-right:12px}
.progress-node .dot{
  width:10px;height:10px;
  border-radius:50%;
  border:1px solid var(--clay);
  background:#EFEAE0;
  position:relative;
  z-index:1;
  display:block;
}
.progress-node.is-done .dot{background:var(--clay)}
.progress-node .node-label{
  display:block;
  font-size:12.5px;
  color:var(--mist);
  margin-top:12px;
  letter-spacing:.04em;
}
.progress-node.is-done .node-label{color:#3B4741;font-weight:600}
.progress-badge{
  width:104px;height:104px;
  border-radius:50%;
  border:1px solid var(--clay);
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  color:var(--clay);
  flex-shrink:0;
}
.progress-badge b{font-family:var(--serif);font-size:28px;line-height:1;letter-spacing:.02em}
.progress-badge span{font-size:11.5px;letter-spacing:.1em;margin-top:6px;color:#8A5A3E}
@media (max-width:767px){
  .progress-block{grid-template-columns:1fr;padding:26px;gap:26px}
  .progress-badge{width:84px;height:84px}
  .progress-badge b{font-size:22px}
}

/* ---------- 资讯中心 ---------- */
.news-grid{
  display:grid;
  grid-template-columns:repeat(12,1fr);
  gap:28px;
}
.news-feature{grid-column:span 5}
.news-feature .card{overflow:hidden;height:100%;display:flex;flex-direction:column}
.news-feature .thumb{
  aspect-ratio:16/10;
  overflow:hidden;
  border-radius:var(--r-card) var(--r-card) 0 0;
}
.news-feature .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .7s var(--ease)}
.news-feature .card:hover .thumb img{transform:scale(1.03)}
.news-feature .body{padding:22px 24px 26px;display:flex;flex-direction:column;flex:1}
.news-meta{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:12.5px;
  color:var(--mist);
  letter-spacing:.04em;
}
.news-feature h3{font-size:21px;line-height:1.45;font-weight:700;margin-top:14px}
.news-feature p{font-size:14.5px;color:var(--mist);margin-top:10px;line-height:1.8}
.news-feature .link-arrow{margin-top:auto;padding-top:18px}
.news-list{grid-column:span 7}
.news-item{
  display:block;
  position:relative;
  padding:18px 0 18px 0;
  border-bottom:1px solid var(--line);
  transition:padding-left .2s var(--ease),background .2s var(--ease);
}
.news-item:first-child{padding-top:0}
.news-item::before{
  content:"";
  position:absolute;
  left:-14px;top:18px;bottom:18px;
  width:2px;
  background:var(--clay);
  opacity:0;
  transition:opacity .2s var(--ease);
}
.news-item:first-child::before{top:0}
.news-item:hover{padding-left:10px}
.news-item:hover::before{opacity:1}
.news-item h4{
  font-size:17px;
  font-weight:600;
  line-height:1.6;
  margin-top:6px;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
}
.news-item p{
  font-size:14px;
  color:var(--mist);
  line-height:1.7;
  margin-top:4px;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
}
.empty-state{
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  text-align:center;
  padding:48px 0;
  gap:14px;
  color:var(--mist);
}
.empty-state svg{width:32px;height:32px;stroke:var(--mist);fill:none;stroke-width:1.4}
.empty-state p{font-size:14px}
@media (max-width:1023px){
  .news-feature,.news-list{grid-column:span 12}
}

/* ---------- FAQ ---------- */
.faq-wrap{
  display:grid;
  grid-template-columns:repeat(12,1fr);
  gap:48px;
}
.faq-aside{grid-column:span 4}
.faq-aside h2{
  font-family:var(--serif);
  font-size:clamp(26px,2.8vw,36px);
  line-height:1.28;
  letter-spacing:.02em;
}
.faq-aside p{color:var(--mist);font-size:15.5px;margin-top:16px}
.faq-aside .faq-cta{margin-top:26px}
.faq-list{grid-column:span 8}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  padding:20px 0;
  background:none;
  border:0;
  text-align:left;
  font-size:17px;
  font-weight:600;
  color:var(--ink);
  cursor:pointer;
  transition:color .2s var(--ease);
}
.faq-q:hover{color:#8A5A3E}
.faq-icon{
  flex-shrink:0;
  width:22px;height:22px;
  position:relative;
  transition:transform .26s var(--ease);
}
.faq-icon::before,.faq-icon::after{
  content:"";
  position:absolute;
  background:var(--clay);
  border-radius:1px;
}
.faq-icon::before{left:0;right:0;top:10px;height:1.6px}
.faq-icon::after{top:0;bottom:0;left:10px;width:1.6px}
.faq-item.is-open .faq-icon{transform:rotate(45deg)}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .26s var(--ease);
}
.faq-a p{font-size:15px;line-height:1.85;color:#4A554F;padding:0 40px 22px 0}
@media (max-width:1023px){
  .faq-wrap{gap:32px}
  .faq-aside,.faq-list{grid-column:span 12}
}

/* ---------- 底部 CTA ---------- */
.cta-band{
  background:var(--ink);
  color:var(--sand-white);
  background-image:linear-gradient(rgba(242,237,226,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(242,237,226,.04) 1px,transparent 1px);
  background-size:44px 44px;
}
.cta-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:48px;
  padding:96px 0;
}
.cta-inner h2{
  font-family:var(--serif);
  font-size:clamp(28px,3.2vw,40px);
  line-height:1.3;
  letter-spacing:.02em;
  max-width:640px;
}
.cta-inner p{margin-top:14px;font-size:16px;color:rgba(242,237,226,.68);max-width:560px;line-height:1.8}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;flex-shrink:0}
@media (max-width:1023px){
  .cta-inner{flex-direction:column;align-items:flex-start;padding:56px 0;gap:28px}
}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--ink);
  color:rgba(242,237,226,.62);
  margin-top:88px;
  padding-top:64px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.2fr;
  gap:0;
}
.footer-col{padding:0 28px}
.footer-col:first-child{padding-left:0}
.footer-col:last-child{padding-right:0}
.footer-col + .footer-col{border-left:1px solid var(--line-dark)}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-mark{background:var(--clay)}
.footer-brand .brand-mark::after{background:var(--ink)}
.footer-brand strong{
  font-family:var(--serif);
  font-size:17px;
  color:var(--sand-white);
  letter-spacing:.04em;
  font-weight:700;
}
.footer-desc{font-size:13.5px;line-height:1.9;color:rgba(242,237,226,.56);max-width:280px}
.footer-domain{
  display:inline-block;
  margin-top:18px;
  font-size:13px;
  letter-spacing:.12em;
  color:rgba(242,237,226,.44);
  font-variant-numeric:tabular-nums;
}
.footer-title{
  font-size:13px;
  letter-spacing:.14em;
  color:rgba(242,237,226,.86);
  margin-bottom:16px;
}
.footer-links li + li{margin-top:10px}
.footer-links a,.footer-contact li{
  position:relative;
  display:inline-block;
  font-size:13.5px;
  color:rgba(242,237,226,.6);
  line-height:1.7;
  transition:color .2s var(--ease);
}
.footer-links a::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:-2px;
  height:1px;
  background:var(--sand-white);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform .22s var(--ease);
}
.footer-links a:hover{color:var(--sand-white)}
.footer-links a:hover::after{transform:scaleX(1)}
.footer-contact li{color:rgba(242,237,226,.58)}
.footer-note{
  margin-top:36px;
  padding:22px 0;
  border-top:1px solid var(--line-dark);
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  font-size:12px;
  color:rgba(242,237,226,.44);
  letter-spacing:.03em;
}
.footer-note p{max-width:820px;line-height:1.8}
@media (max-width:1023px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px 0}
  .footer-col{padding:0 20px}
  .footer-col:nth-child(odd){padding-left:0;border-left:0}
  .footer-col:nth-child(even){border-left:1px solid var(--line-dark)}
}
@media (max-width:520px){
  .footer-grid{grid-template-columns:1fr}
  .footer-col{padding:0 !important;border-left:0 !important}
}

/* ---------- 进场动效 ---------- */
.reveal{opacity:0;transform:translateY(12px);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}
  *{animation:none !important;transition-duration:.01ms !important}
}

/* ---------- 移动端导航 ---------- */
@media (max-width:1023px){
  .nav-inner{height:60px;gap:16px}
  .nav-links,.nav-cta{display:none}
  .nav-toggle{display:flex}
  .brand-main{font-size:17px}
  .brand-sub{display:none}
  .brand-divider{display:none}
  .nav-link{height:60px}
}

/* roulang page: article */
:root{
  --ink:#101513;
  --ink-2:#1B2C26;
  --sand:#F6F3EC;
  --card:#FDFBF6;
  --clay:#C4663A;
  --clay-dark:#AC5730;
  --clay-light:#E8CBB6;
  --mist:#6B7671;
  --line:#E0DACB;
  --line-strong:#CFC6B2;
  --shell:#F2EDE2;
  --ok:#4E7A5C;
  --warn:#B9843C;
  --err:#A9483C;
  --radius-btn:6px;
  --radius-card:14px;
  --radius-img:12px;
  --radius-pill:999px;
  --shadow-1:0 2px 0 rgba(16,21,19,.04);
  --shadow-2:0 18px 40px -18px rgba(16,21,19,.18);
  --ease:cubic-bezier(.22,.61,.36,1);
  --sans:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC","SimSun",serif;
  --space-section:96px;
}
*,*::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:1.85;
  color:var(--ink);
  background:var(--sand);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}
h1,h2,h3,h4,p,figure,blockquote{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;}
button{font:inherit;color:inherit;cursor:pointer;}
table{border-collapse:collapse;}
:focus-visible{outline:2px solid var(--clay);outline-offset:2px;border-radius:2px;}
::selection{background:var(--clay-light);color:var(--ink);}

.container{
  width:100%;
  max-width:1248px;
  margin:0 auto;
  padding:0 24px;
}

.skip-link{
  position:absolute;left:-9999px;top:0;z-index:200;
  background:var(--ink);color:var(--shell);
  padding:10px 18px;border-radius:0 0 6px 0;font-size:14px;
}
.skip-link:focus{left:0;}

/* ---------- 顶部信息条 ---------- */
.topbar{
  background:var(--ink);
  color:#8F9A94;
  font-size:12.5px;
  letter-spacing:.06em;
}
.topbar-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  height:38px;
}
.topbar-domain{
  letter-spacing:.12em;
  color:#C9D1CC;
  white-space:nowrap;
}
.topbar-note{
  flex:1 1 auto;
  text-align:center;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
  color:#8F9A94;
}
.topbar-action{
  display:inline-flex;
  align-items:center;
  height:38px;
  padding:0 16px;
  color:var(--shell);
  border-left:1px solid rgba(242,237,226,.14);
  transition:background-color .2s var(--ease),color .2s var(--ease);
  white-space:nowrap;
}
.topbar-action:hover{background:rgba(242,237,226,.08);color:#fff;}

/* ---------- 主导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:rgba(246,243,236,.92);
  -webkit-backdrop-filter:blur(8px);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.site-header.is-stuck{
  box-shadow:0 10px 28px -24px rgba(16,21,19,.6);
  border-bottom-color:var(--line-strong);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:28px;
  height:72px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:12px;
  flex-shrink:0;
}
.brand-mark{
  position:relative;
  width:19px;
  height:19px;
  flex-shrink:0;
  border:1.5px solid var(--ink);
  border-radius:3px;
  transform:rotate(45deg);
  transition:transform .3s var(--ease);
}
.brand-mark::after{
  content:"";
  position:absolute;
  left:4px;right:4px;top:4px;
  height:7px;
  border-radius:0 0 6px 6px;
  background:var(--clay);
}
.brand:hover .brand-mark{transform:rotate(135deg);}
.brand-text{
  display:inline-flex;
  align-items:center;
  gap:9px;
  white-space:nowrap;
}
.brand-text strong{
  font-family:var(--serif);
  font-size:19px;
  font-weight:700;
  letter-spacing:.02em;
}
.brand-divider{
  display:inline-block;
  width:1px;
  height:15px;
  background:var(--line-strong);
}
.brand-sub{
  font-size:13px;
  letter-spacing:.04em;
  color:var(--mist);
}
.nav-links{
  display:flex;
  align-items:center;
  gap:2px;
  margin-left:auto;
}
.nav-link{
  position:relative;
  display:inline-block;
  padding:0 14px;
  line-height:72px;
  font-size:15px;
  color:#3A453F;
  transition:color .2s var(--ease);
}
.nav-link::after{
  content:"";
  position:absolute;
  left:14px;right:14px;bottom:20px;
  height:2px;
  background:var(--clay);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .22s var(--ease);
}
.nav-link:hover{color:var(--ink);}
.nav-link:hover::after,
.nav-link.is-active::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--ink);font-weight:600;}
.header-cta{
  margin-left:10px;
  height:38px;
  padding:0 18px;
  font-size:14px;
  flex-shrink:0;
}
.nav-toggle{
  display:none;
  margin-left:auto;
  width:42px;
  height:42px;
  padding:0;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:4px;
  background:transparent;
  border:1px solid var(--line);
  border-radius:6px;
  transition:border-color .2s var(--ease),background-color .2s var(--ease);
}
.nav-toggle:hover{border-color:var(--line-strong);background:var(--card);}
.nav-toggle span{
  display:block;
  width:18px;
  height:1.5px;
  background:var(--ink);
  transition:transform .22s var(--ease),opacity .22s var(--ease);
}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(5.5px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-5.5px) rotate(-45deg);}

/* ---------- 按钮体系 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:44px;
  padding:0 22px;
  border:1px solid transparent;
  border-radius:var(--radius-btn);
  font-size:15px;
  font-weight:600;
  letter-spacing:.02em;
  white-space:nowrap;
  transition:transform .2s var(--ease),background-color .2s var(--ease),border-color .2s var(--ease),color .2s var(--ease),box-shadow .2s var(--ease);
}
.btn:active{transform:translateY(1px);}
.btn:disabled,
.btn[aria-disabled="true"]{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none;}
.btn-primary{
  background:var(--clay);
  color:var(--shell);
}
.btn-primary:hover{
  background:var(--clay-dark);
  transform:translateY(-1px);
  box-shadow:0 10px 22px -14px rgba(196,102,58,.95);
}
.btn-secondary{
  background:transparent;
  border-color:var(--line-strong);
  color:var(--ink);
}
.btn-secondary:hover{
  background:var(--card);
  border-color:var(--ink);
}
.btn-ghost{
  background:transparent;
  border-color:rgba(242,237,226,.42);
  color:var(--shell);
}
.btn-ghost:hover{background:rgba(242,237,226,.1);border-color:rgba(242,237,226,.7);}

/* ---------- 文章主体 ---------- */
.article-page{padding-bottom:8px;}
.article-wrap{
  max-width:840px;
  margin:0 auto;
}
.breadcrumb{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
  font-size:13px;
  color:var(--mist);
  margin:36px 0 26px;
}
.breadcrumb a{
  color:var(--mist);
  transition:color .2s var(--ease);
}
.breadcrumb a:hover{color:var(--clay);}
.breadcrumb .sep{color:var(--line-strong);}
.breadcrumb .crumb-current{
  color:#3A453F;
  max-width:64ch;
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
}
.article-head{
  padding-bottom:30px;
  border-bottom:1px solid var(--line);
  margin-bottom:42px;
}
.badge{
  display:inline-flex;
  align-items:center;
  height:26px;
  padding:0 12px;
  border-radius:4px;
  background:var(--clay-light);
  color:#7A3A1C;
  font-size:12px;
  font-weight:600;
  letter-spacing:.14em;
}
.article-head h1{
  font-family:var(--serif);
  font-size:40px;
  line-height:1.35;
  font-weight:700;
  letter-spacing:.02em;
  margin-top:20px;
  max-width:820px;
}
.article-meta{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:12px;
  margin-top:22px;
  font-size:13px;
  color:var(--mist);
}
.article-meta .dot{
  width:3px;
  height:3px;
  border-radius:50%;
  background:var(--line-strong);
  flex-shrink:0;
}
.article-meta strong{font-weight:600;color:#3A453F;}

.article-body{
  max-width:760px;
  font-size:16.5px;
  line-height:1.9;
  color:#232B27;
}
.article-body > *:first-child{margin-top:0;}
.article-body p{margin:0 0 1.4em;}
.article-body h2{
  font-family:var(--serif);
  font-size:26px;
  line-height:1.45;
  font-weight:700;
  letter-spacing:.02em;
  margin:48px 0 18px;
  padding-left:16px;
  border-left:3px solid var(--clay);
  color:var(--ink);
}
.article-body h3{
  font-family:var(--sans);
  font-size:20px;
  line-height:1.5;
  font-weight:700;
  margin:32px 0 12px;
  color:var(--ink);
}
.article-body h4{
  font-size:17px;
  font-weight:700;
  margin:24px 0 10px;
}
.article-body ul,
.article-body ol{
  margin:0 0 1.4em;
  padding-left:0;
}
.article-body ul li,
.article-body ol li{
  position:relative;
  padding-left:24px;
  margin-bottom:.55em;
}
.article-body ul li::before{
  content:"";
  position:absolute;
  left:2px;
  top:.75em;
  width:7px;
  height:7px;
  border-radius:1px;
  background:var(--clay);
}
.article-body ol{counter-reset:art-ol;}
.article-body ol li{counter-increment:art-ol;}
.article-body ol li::before{
  content:counter(art-ol) ".";
  position:absolute;
  left:0;
  top:0;
  color:var(--clay);
  font-weight:700;
  font-size:14px;
  line-height:1.9;
}
.article-body blockquote{
  margin:28px 0;
  padding:20px 24px;
  background:var(--shell);
  border-left:3px solid var(--clay);
  border-radius:0 8px 8px 0;
  color:#3A453F;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{
  width:100%;
  height:auto;
  margin:26px 0 10px;
  border-radius:var(--radius-img);
}
.article-body figure{margin:26px 0;}
.article-body figcaption{
  font-size:13px;
  color:var(--mist);
  text-align:center;
  margin-top:10px;
}
.article-body a{
  color:var(--clay);
  text-decoration:underline;
  text-underline-offset:3px;
  text-decoration-thickness:1px;
}
.article-body a:hover{color:var(--clay-dark);}
.article-body strong{font-weight:700;color:var(--ink);}
.article-body table{
  width:100%;
  margin:26px 0;
  font-size:15px;
  border:1px solid var(--line);
}
.article-body th,
.article-body td{
  border:1px solid var(--line);
  padding:10px 14px;
  text-align:left;
  vertical-align:top;
}
.article-body th{
  background:var(--shell);
  font-weight:700;
  color:var(--ink);
}
.article-body tr:nth-child(even) td{background:rgba(253,251,246,.6);}
.article-body hr{
  border:0;
  border-top:1px solid var(--line);
  margin:40px 0;
}
.article-body code{
  background:var(--shell);
  padding:2px 6px;
  border-radius:4px;
  font-size:.92em;
}

/* ---------- 空态 ---------- */
.empty-state{
  max-width:760px;
  padding:72px 24px;
  margin:0 auto;
  text-align:center;
  color:var(--mist);
}
.empty-state svg{
  width:32px;
  height:32px;
  margin:0 auto 18px;
  stroke:var(--mist);
  fill:none;
  stroke-width:1.5;
  stroke-linecap:round;
  stroke-linejoin:round;
}
.empty-state p{font-size:14px;margin-bottom:26px;line-height:1.8;}

/* ---------- 标签与推荐 ---------- */
.article-tags{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin:44px 0 0;
}
.tag{
  display:inline-flex;
  align-items:center;
  height:30px;
  padding:0 14px;
  border:1px solid var(--line);
  border-radius:var(--radius-pill);
  background:var(--card);
  font-size:12.5px;
  color:var(--mist);
  transition:border-color .2s var(--ease),color .2s var(--ease),background-color .2s var(--ease);
}
.tag:hover{border-color:var(--clay);color:var(--clay);background:#FFF8F2;}

.related{
  margin-top:56px;
  padding-top:44px;
  border-top:1px solid var(--line);
}
.related-head{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  margin-bottom:28px;
}
.related-title{
  font-family:var(--serif);
  font-size:26px;
  font-weight:700;
  letter-spacing:.02em;
}
.related-sub{
  font-size:13.5px;
  color:var(--mist);
}
.related-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px;
}
.related-card{
  display:block;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  overflow:hidden;
  box-shadow:var(--shadow-1);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.related-card:hover{
  transform:translateY(-3px);
  box-shadow:var(--shadow-2);
  border-color:var(--line-strong);
}
.related-thumb{
  aspect-ratio:16/10;
  overflow:hidden;
  background:var(--shell);
}
.related-thumb img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .7s var(--ease);
}
.related-card:hover .related-thumb img{transform:scale(1.03);}
.related-card h3{
  font-size:16px;
  line-height:1.55;
  font-weight:700;
  padding:18px 20px 8px;
  transition:color .2s var(--ease);
}
.related-card:hover h3{color:var(--clay);}
.related-card p{
  font-size:13.5px;
  line-height:1.75;
  color:var(--mist);
  padding:0 20px 20px;
  margin:0;
}
.related-actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:38px;
}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--ink);
  color:var(--shell);
  margin-top:88px;
  padding:64px 0 0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.25fr;
}
.footer-col{
  padding:0 28px;
  min-width:0;
}
.footer-col:first-child{padding-left:0;}
.footer-col:last-child{padding-right:0;}
.footer-col + .footer-col{border-left:1px solid rgba(242,237,226,.14);}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:16px;
}
.footer-brand .brand-mark{
  width:17px;
  height:17px;
  border-color:rgba(242,237,226,.6);
}
.footer-brand strong{
  font-family:var(--serif);
  font-size:18px;
  letter-spacing:.02em;
}
.footer-desc{
  font-size:13.5px;
  line-height:1.85;
  color:#9AA49E;
  max-width:34ch;
}
.footer-domain{
  display:inline-block;
  margin-top:16px;
  font-size:12.5px;
  letter-spacing:.12em;
  color:#7F8B85;
}
.footer-title{
  font-size:13px;
  font-weight:600;
  letter-spacing:.16em;
  color:#C9D1CC;
  margin-bottom:18px;
}
.footer-links li,
.footer-contact li{
  margin-bottom:11px;
  font-size:13.5px;
  line-height:1.7;
  color:#9AA49E;
}
.footer-links a{
  position:relative;
  display:inline-block;
  color:#9AA49E;
  transition:color .2s var(--ease);
}
.footer-links a::after{
  content:"";
  position:absolute;
  left:0;
  bottom:-2px;
  width:100%;
  height:1px;
  background:var(--shell);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .22s var(--ease);
}
.footer-links a:hover{color:var(--shell);}
.footer-links a:hover::after{transform:scaleX(1);}
.footer-note{
  margin-top:56px;
  padding:24px 0 34px;
  border-top:1px solid rgba(242,237,226,.14);
  display:flex;
  flex-direction:column;
  gap:10px;
}
.footer-note p{
  font-size:12px;
  line-height:1.9;
  color:#7F8B85;
}

/* ---------- 动效 ---------- */
[data-reveal]{
  opacity:0;
  transform:translateY(12px);
  transition:opacity .5s var(--ease),transform .5s var(--ease);
}
[data-reveal].is-visible{
  opacity:1;
  transform:none;
}

/* ---------- 断点 ---------- */
@media (max-width:1279px){
  .container{max-width:1024px;}
}
@media (max-width:1023px){
  :root{--space-section:80px;}
  .container{padding:0 24px;}
  .footer-grid{grid-template-columns:1fr 1fr;row-gap:36px;}
  .footer-col{padding:0;}
  .footer-col + .footer-col{border-left:0;}
  .footer-col:nth-child(even){padding-left:28px;border-left:1px solid rgba(242,237,226,.14);}
  .article-head h1{font-size:34px;}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (max-width:900px){
  .header-inner{height:60px;gap:16px;}
  .nav-toggle{display:flex;}
  .nav-links{
    position:absolute;
    top:100%;
    left:0;
    right:0;
    display:none;
    flex-direction:column;
    align-items:stretch;
    gap:0;
    margin-left:0;
    padding:6px 24px 14px;
    background:var(--card);
    border-bottom:1px solid var(--line);
    box-shadow:0 26px 44px -30px rgba(16,21,19,.5);
  }
  .nav-links.is-open{display:flex;}
  .nav-link{
    line-height:1.4;
    padding:15px 0;
    border-bottom:1px solid var(--line);
  }
  .nav-link:last-child{border-bottom:0;}
  .nav-link::after{display:none;}
  .nav-link.is-active{color:var(--clay);}
  .header-cta{display:none;}
  .brand-sub{font-size:12.5px;}
}
@media (max-width:767px){
  .topbar-note{display:none;}
  .topbar-inner{justify-content:space-between;}
  .article-head h1{font-size:29px;line-height:1.4;}
  .article-body{font-size:16px;}
  .article-body h2{font-size:22px;margin-top:40px;}
  .article-body h3{font-size:18px;}
  .breadcrumb{margin:24px 0 20px;}
  .article-head{padding-bottom:24px;margin-bottom:32px;}
  .related-grid{grid-template-columns:1fr;gap:18px;}
  .related-title{font-size:22px;}
  .site-footer{margin-top:64px;padding-top:48px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-col:nth-child(even){padding-left:0;border-left:0;}
  .footer-note{margin-top:40px;}
}
@media (max-width:480px){
  .container{padding:0 16px;}
  .nav-links{padding:6px 16px 14px;}
  .brand-text strong{font-size:17px;}
  .brand-sub{font-size:12px;}
  .brand-divider{height:13px;}
  .article-head h1{font-size:26px;}
  .article-meta{gap:9px;font-size:12.5px;}
  .btn{width:100%;}
  .related-actions .btn{width:100%;}
  .empty-state{padding:56px 16px;}
  .article-body table{font-size:14px;}
  .article-body th,
  .article-body td{padding:8px 10px;}
}
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
  [data-reveal]{opacity:1;transform:none;}
  html{scroll-behavior:auto;}
}

/* roulang page: category1 */
/* ============ 设计变量 ============ */
:root{
  --ink:#101513;
  --pine:#1B2C26;
  --sand:#F6F3EC;
  --card:#FDFBF6;
  --clay:#C4663A;
  --clay-deep:#B25A31;
  --clay-soft:#E8CBB6;
  --mist:#6B7671;
  --line:#E0DACB;
  --paper:#F2EDE2;
  --ok:#4E7A5C;
  --warn:#B9843C;
  --err:#A9483C;

  --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC",Georgia,serif;

  --r-btn:6px;
  --r-card:14px;
  --r-img:12px;

  --sh-1:0 2px 0 rgba(16,21,19,.04);
  --sh-2:0 18px 40px -18px rgba(16,21,19,.18);

  --ease:cubic-bezier(.22,.61,.36,1);
  --gap:24px;

  --header-h:72px;
  --topbar-h:38px;
}

/* ============ 基础重置 ============ */
*,*::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:1.85;
  color:var(--ink);
  background:var(--sand);
  -webkit-font-smoothing:antialiased;
  font-synthesis-weight:none;
}
h1,h2,h3,h4,p,figure,ul,ol{margin:0;}
ul,ol{padding:0;list-style:none;}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;}
button{font:inherit;color:inherit;cursor:pointer;border:0;background:none;}
input,textarea,select{font:inherit;}
:focus-visible{outline:2px solid var(--clay);outline-offset:2px;border-radius:2px;}
::selection{background:var(--clay-soft);color:var(--ink);}

/* ============ 布局层 ============ */
.container{
  width:100%;
  margin:0 auto;
  padding-left:16px;
  padding-right:16px;
}
@media (min-width:481px){
  .container{padding-left:20px;padding-right:20px;}
}
@media (min-width:768px){
  .container{padding-left:24px;padding-right:24px;}
}
@media (min-width:1024px){
  .container{width:960px;max-width:960px;padding-left:0;padding-right:0;}
}
@media (min-width:1280px){
  .container{width:1200px;max-width:1200px;}
}

.section{padding-top:72px;padding-bottom:72px;}
@media (min-width:1024px){
  .section{padding-top:96px;padding-bottom:96px;}
}
.section--tight{padding-top:48px;padding-bottom:48px;}
@media (min-width:1024px){
  .section--tight{padding-top:64px;padding-bottom:64px;}
}

.section-head{margin-bottom:32px;}
.section-head h2{
  font-family:var(--serif);
  font-weight:700;
  font-size:26px;
  line-height:1.3;
  letter-spacing:.02em;
  color:var(--ink);
}
@media (min-width:1024px){
  .section-head h2{font-size:36px;}
}
.section-head p{
  margin-top:12px;
  max-width:640px;
  color:var(--mist);
  font-size:15px;
}

/* ============ 顶部信息条 ============ */
.topbar{
  background:var(--pine);
  color:#9CA9A3;
  font-size:12.5px;
  letter-spacing:.06em;
  height:var(--topbar-h);
  display:flex;
  align-items:center;
}
.topbar__inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  width:100%;
  gap:16px;
}
.topbar__domain{
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  letter-spacing:.12em;
  color:var(--clay-soft);
}
.topbar__tip{
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
  color:rgba(242,237,226,.55);
}
.topbar__link{
  padding:0 16px;
  line-height:26px;
  border-radius:4px;
  color:var(--paper);
  transition:background .2s var(--ease),color .2s var(--ease);
}
.topbar__link:hover{background:rgba(242,237,226,.1);color:#fff;}
@media (max-width:767px){
  .topbar__tip{display:none;}
}

/* ============ 主导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(246,243,236,.92);
  -webkit-backdrop-filter:blur(8px);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .22s var(--ease);
}
.site-header.is-scrolled{
  box-shadow:0 6px 20px -16px rgba(16,21,19,.5);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  height:60px;
}
@media (min-width:1024px){
  .header-inner{height:var(--header-h);}
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
}
.brand-mark{
  position:relative;
  width:18px;
  height:18px;
  flex:0 0 auto;
  background:var(--clay);
  border-radius:2px;
  transform:rotate(45deg);
  transition:transform .3s var(--ease);
}
.brand-mark::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:0;
  height:50%;
  background:var(--sand);
  border-radius:0 0 2px 2px;
}
.brand:hover .brand-mark{transform:rotate(45deg) translateY(-2px);}
.brand-name{
  font-family:var(--serif);
  font-size:18px;
  font-weight:700;
  letter-spacing:.06em;
  color:var(--ink);
}
.brand-divider{
  width:1px;
  height:14px;
  background:var(--line);
}
.brand-sub{
  font-size:12.5px;
  letter-spacing:.08em;
  color:var(--mist);
  white-space:nowrap;
}
@media (max-width:400px){
  .brand-divider,.brand-sub{display:none;}
}

.nav-links{
  display:none;
}
@media (min-width:1024px){
  .nav-links{
    display:flex;
    align-items:center;
    gap:30px;
    margin-left:auto;
    margin-right:28px;
  }
}
.nav-link{
  position:relative;
  padding:8px 2px;
  font-size:15px;
  color:var(--pine);
  white-space:nowrap;
  transition:color .2s var(--ease);
}
.nav-link::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:0;
  height:2px;
  background:var(--clay);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .22s var(--ease);
}
.nav-link:hover{color:var(--clay-deep);}
.nav-link:hover::after,
.nav-link.is-active::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--clay-deep);}

.header-actions{
  display:flex;
  align-items:center;
  gap:10px;
}
.nav-toggle{
  display:inline-flex;
  flex-direction:column;
  justify-content:center;
  gap:4px;
  width:40px;
  height:40px;
  padding:0 9px;
  border:1px solid var(--line);
  border-radius:var(--r-btn);
  background:var(--card);
  transition:border-color .2s var(--ease);
}
.nav-toggle span{
  display:block;
  height:1.5px;
  background:var(--pine);
  border-radius:2px;
  transition:transform .22s var(--ease),opacity .18s var(--ease);
}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(5.5px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-5.5px) rotate(-45deg);}
@media (min-width:1024px){
  .nav-toggle{display:none;}
}
@media (max-width:1023px){
  .nav-links{
    position:absolute;
    top:100%;
    left:0;
    right:0;
    display:flex;
    flex-direction:column;
    align-items:stretch;
    gap:0;
    padding:6px 16px 14px;
    background:var(--card);
    border-bottom:1px solid var(--line);
    box-shadow:0 18px 30px -24px rgba(16,21,19,.6);
    opacity:0;
    transform:translateY(-8px);
    pointer-events:none;
    transition:opacity .2s var(--ease),transform .2s var(--ease);
    max-height:calc(100vh - 110px);
    overflow:auto;
  }
  .nav-links.is-open{opacity:1;transform:none;pointer-events:auto;}
  .nav-link{padding:14px 4px;border-bottom:1px solid var(--line);font-size:15.5px;}
  .nav-link:last-child{border-bottom:0;}
  .nav-link::after{display:none;}
  .nav-link.is-active{color:var(--clay-deep);}
}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:13px 26px;
  border-radius:var(--r-btn);
  border:1px solid transparent;
  font-size:15px;
  font-weight:600;
  letter-spacing:.02em;
  line-height:1.2;
  cursor:pointer;
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease);
}
.btn:active{transform:translateY(1px);}
.btn-sm{padding:9px 18px;font-size:14px;}
.btn-primary{
  background:var(--clay);
  color:var(--paper);
  box-shadow:0 2px 0 rgba(16,21,19,.06);
}
.btn-primary:hover{
  background:var(--clay-deep);
  transform:translateY(-1px);
  box-shadow:0 12px 26px -14px rgba(196,102,58,.95);
}
.btn-outline{
  background:transparent;
  border-color:var(--line);
  color:var(--ink);
}
.btn-outline:hover{
  border-color:var(--ink);
  background:var(--card);
}
.btn-ghost{
  background:transparent;
  border-color:rgba(242,237,226,.35);
  color:var(--paper);
}
.btn-ghost:hover{
  background:rgba(242,237,226,.08);
  border-color:rgba(242,237,226,.62);
}
.text-link{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:15px;
  font-weight:600;
  color:var(--pine);
  border-bottom:1px solid transparent;
  transition:color .2s var(--ease),border-color .2s var(--ease);
}
.text-link span{
  display:inline-block;
  transition:transform .2s var(--ease);
}
.text-link:hover{color:var(--clay-deep);border-bottom-color:var(--clay);}
.text-link:hover span{transform:translateX(3px);}

/* ============ 标签 / 徽章 ============ */
.pill{
  display:inline-block;
  padding:6px 14px;
  border:1px solid rgba(232,203,182,.5);
  border-radius:999px;
  font-size:12px;
  letter-spacing:.16em;
  color:var(--clay-soft);
  text-transform:uppercase;
}
.tag{
  display:inline-block;
  padding:3px 10px;
  border-radius:4px;
  background:var(--clay-soft);
  color:#6E3B23;
  font-size:12px;
  letter-spacing:.06em;
  white-space:nowrap;
}
.eyebrow{
  font-size:12px;
  letter-spacing:.18em;
  color:var(--clay-deep);
  font-weight:600;
  margin-bottom:12px;
}

/* ============ 分类页首屏 ============ */
.page-hero{
  position:relative;
  overflow:hidden;
  background:var(--ink);
  color:var(--paper);
}
.page-hero__bg{
  position:absolute;
  inset:0;
  background-image:url("/assets/images/backpic/back-1.webp");
  background-size:cover;
  background-position:center 40%;
  opacity:.42;
  filter:saturate(.85);
}
.page-hero::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(16,21,19,.52) 0%,rgba(16,21,19,.86) 62%,rgba(16,21,19,.95) 100%);
}
.page-hero__inner{
  position:relative;
  z-index:2;
  display:grid;
  gap:36px;
  padding-top:40px;
  padding-bottom:56px;
}
@media (min-width:1024px){
  .page-hero__inner{
    grid-template-columns:minmax(0,7fr) minmax(0,4fr);
    gap:56px;
    align-items:end;
    padding-top:56px;
    padding-bottom:80px;
  }
}
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:rgba(242,237,226,.6);
  margin-bottom:22px;
}
.breadcrumb a{
  color:rgba(242,237,226,.72);
  transition:color .2s var(--ease);
}
.breadcrumb a:hover{color:var(--clay-soft);}
.breadcrumb span{color:rgba(242,237,226,.35);}
.breadcrumb em{font-style:normal;color:rgba(242,237,226,.92);}
.page-hero h1{
  font-family:var(--serif);
  font-weight:700;
  font-size:32px;
  line-height:1.24;
  letter-spacing:.02em;
  margin-top:16px;
  color:#FBF8F1;
}
@media (min-width:768px){
  .page-hero h1{font-size:42px;}
}
@media (min-width:1280px){
  .page-hero h1{font-size:48px;}
}
.page-hero__lead{
  margin-top:18px;
  max-width:620px;
  font-size:16px;
  line-height:1.9;
  color:rgba(242,237,226,.78);
}
@media (min-width:1024px){
  .page-hero__lead{font-size:17px;}
}
.hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:28px;
}
.hero-aside__card{
  border:1px solid rgba(242,237,226,.16);
  border-radius:var(--r-card);
  background:rgba(27,44,38,.55);
  padding:24px;
  -webkit-backdrop-filter:blur(4px);
  backdrop-filter:blur(4px);
}
.hero-aside__label{
  font-size:12px;
  letter-spacing:.16em;
  color:rgba(242,237,226,.55);
}
.hero-aside__stats{
  display:flex;
  align-items:flex-end;
  gap:22px;
  margin:18px 0 16px;
}
.hero-aside__stats div{
  display:flex;
  flex-direction:column;
  gap:2px;
  position:relative;
}
.hero-aside__stats div + div{padding-left:22px;}
.hero-aside__stats div + div::before{
  content:"";
  position:absolute;
  left:0;top:6px;bottom:6px;
  width:1px;
  background:rgba(242,237,226,.16);
}
.hero-aside__stats strong{
  font-family:var(--serif);
  font-size:30px;
  line-height:1;
  color:var(--clay-soft);
}
.hero-aside__stats span{
  font-size:12px;
  color:rgba(242,237,226,.6);
  letter-spacing:.06em;
}
.hero-aside__note{
  font-size:13.5px;
  line-height:1.75;
  color:rgba(242,237,226,.66);
  border-top:1px solid rgba(242,237,226,.14);
  padding-top:14px;
}

/* ============ 打开方式列表 ============ */
.route-list{
  border-top:1px solid var(--line);
}
.route-item{
  position:relative;
  display:grid;
  grid-template-columns:auto 1fr;
  gap:14px;
  align-items:start;
  padding:22px 12px 22px 16px;
  border-bottom:1px solid var(--line);
  transition:background .22s var(--ease),transform .22s var(--ease);
}
@media (min-width:768px){
  .route-item{
    grid-template-columns:56px 1fr auto;
    gap:24px;
    align-items:center;
    padding:24px 18px 24px 20px;
  }
}
.route-item::before{
  content:"";
  position:absolute;
  left:0;top:14px;bottom:14px;
  width:2px;
  background:var(--clay);
  transform:scaleY(0);
  transform-origin:top center;
  transition:transform .24s var(--ease);
}
.route-item:hover{background:var(--card);transform:translateX(4px);}
.route-item:hover::before{transform:scaleY(1);}
.route-index{
  font-family:var(--serif);
  font-size:20px;
  color:var(--clay);
  letter-spacing:.06em;
  line-height:1.4;
}
@media (min-width:768px){
  .route-index{font-size:24px;}
}
.route-main h3{
  font-size:17px;
  font-weight:700;
  line-height:1.5;
  color:var(--ink);
}
.route-main p{
  margin-top:6px;
  font-size:14.5px;
  line-height:1.8;
  color:var(--mist);
}
.route-item .tag{justify-self:start;}
@media (min-width:768px){
  .route-item .tag{justify-self:end;}
}

/* ============ 交替图文 ============ */
.split{
  display:grid;
  gap:32px;
  align-items:center;
}
@media (min-width:1024px){
  .split{
    grid-template-columns:repeat(12,minmax(0,1fr));
    gap:48px;
  }
  .split__media{grid-column:1 / span 5;grid-row:1;}
  .split__body{grid-column:6 / span 7;grid-row:1;}
  .split--reverse .split__media{grid-column:8 / span 5;}
  .split--reverse .split__body{grid-column:1 / span 6;}
}
.split__media{
  overflow:hidden;
  border:1px solid var(--line);
  border-radius:var(--r-img);
  background:var(--card);
  box-shadow:var(--sh-1);
  aspect-ratio:4 / 3;
}
.split__media img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .7s var(--ease);
}
.split__media:hover img{transform:scale(1.03);}
.split__body h2{
  font-family:var(--serif);
  font-weight:700;
  font-size:26px;
  line-height:1.32;
  letter-spacing:.02em;
  margin-bottom:16px;
}
@media (min-width:1024px){
  .split__body h2{font-size:32px;}
}
.split__body p{
  font-size:15.5px;
  line-height:1.9;
  color:#3D4642;
  margin-bottom:14px;
}
.split__body p:last-of-type{margin-bottom:22px;}

/* ============ 目的地锚点列表 ============ */
.dest-list{
  border-top:1px solid var(--line);
  counter-reset:dest;
}
.dest-item{
  position:relative;
  display:grid;
  grid-template-columns:44px 1fr;
  gap:14px;
  padding:24px 12px 24px 16px;
  border-bottom:1px solid var(--line);
  transition:background .22s var(--ease),transform .22s var(--ease);
}
@media (min-width:768px){
  .dest-item{
    grid-template-columns:64px 1fr 200px;
    gap:24px;
    align-items:center;
    padding:26px 18px 26px 20px;
  }
}
.dest-item::before{
  content:"";
  position:absolute;
  left:0;top:16px;bottom:16px;
  width:2px;
  background:var(--clay);
  transform:scaleY(0);
  transform-origin:top center;
  transition:transform .24s var(--ease);
}
.dest-item:hover{background:var(--card);transform:translateX(4px);}
.dest-item:hover::before{transform:scaleY(1);}
.dest-num{
  font-family:var(--serif);
  font-size:18px;
  color:var(--mist);
  letter-spacing:.06em;
}
@media (min-width:768px){
  .dest-num{font-size:20px;}
}
.dest-main h3{
  font-size:17px;
  font-weight:700;
  line-height:1.5;
}
.dest-main p{
  margin-top:6px;
  font-size:14.5px;
  line-height:1.8;
  color:var(--mist);
}
.dest-note{
  font-size:13px;
  color:var(--mist);
  border-left:1px solid var(--line);
  padding-left:16px;
  line-height:1.7;
}
@media (max-width:767px){
  .dest-note{border-left:0;padding-left:0;color:var(--clay-deep);font-size:12.5px;letter-spacing:.04em;}
}

/* ============ FAQ ============ */
.faq-wrap{
  display:grid;
  gap:32px;
}
@media (min-width:1024px){
  .faq-wrap{grid-template-columns:minmax(0,4fr) minmax(0,8fr);gap:56px;}
}
.faq-side h2{
  font-family:var(--serif);
  font-weight:700;
  font-size:26px;
  line-height:1.32;
}
@media (min-width:1024px){
  .faq-side h2{font-size:34px;}
}
.faq-side p{
  margin-top:14px;
  font-size:15px;
  color:var(--mist);
  line-height:1.85;
}
.faq-side .text-link{margin-top:20px;}
.faq-list{border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:18px;
  width:100%;
  padding:20px 2px;
  text-align:left;
  font-size:16.5px;
  font-weight:600;
  line-height:1.6;
  color:var(--ink);
  transition:color .2s var(--ease);
}
@media (min-width:768px){
  .faq-q{font-size:17px;padding:22px 2px;}
}
.faq-q:hover{color:var(--clay-deep);}
.faq-icon{
  position:relative;
  flex:0 0 auto;
  width:16px;
  height:16px;
  margin-top:5px;
  transition:transform .26s var(--ease);
}
.faq-icon::before,
.faq-icon::after{
  content:"";
  position:absolute;
  background:var(--clay);
  border-radius:1px;
}
.faq-icon::before{left:0;right:0;top:7px;height:1.6px;}
.faq-icon::after{top:0;bottom:0;left:7px;width:1.6px;}
.faq-item.is-open .faq-icon{transform:rotate(45deg);}
.faq-body{
  display:grid;
  grid-template-rows:0fr;
  transition:grid-template-rows .26s var(--ease);
}
.faq-item.is-open .faq-body{grid-template-rows:1fr;}
.faq-body__inner{overflow:hidden;}
.faq-body p{
  padding:0 2px 22px;
  font-size:15px;
  line-height:1.85;
  color:#3D4642;
  max-width:640px;
}

/* ============ 底部 CTA ============ */
.cta-band{
  position:relative;
  background:var(--ink);
  color:var(--paper);
  overflow:hidden;
  padding-top:56px;
  padding-bottom:56px;
}
@media (min-width:1024px){
  .cta-band{padding-top:88px;padding-bottom:88px;}
}
.cta-band::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:linear-gradient(rgba(242,237,226,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(242,237,226,.05) 1px,transparent 1px);
  background-size:56px 56px;
  opacity:.5;
  pointer-events:none;
}
.cta-inner{
  position:relative;
  z-index:2;
  display:grid;
  gap:28px;
}
@media (min-width:1024px){
  .cta-inner{grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:48px;}
}
.cta-inner h2{
  font-family:var(--serif);
  font-weight:700;
  font-size:28px;
  line-height:1.32;
  letter-spacing:.02em;
  color:#FBF8F1;
}
@media (min-width:1024px){
  .cta-inner h2{font-size:38px;}
}
.cta-inner p{
  margin-top:14px;
  font-size:15.5px;
  color:rgba(242,237,226,.72);
  max-width:560px;
}
.cta-actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--ink);
  color:rgba(242,237,226,.68);
  padding-top:56px;
  margin-top:0;
}
@media (min-width:1024px){
  .site-footer{padding-top:72px;}
}
.footer-grid{
  display:grid;
  gap:32px;
  padding-bottom:40px;
}
@media (min-width:768px){
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:36px;}
}
@media (min-width:1024px){
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:0;}
  .footer-col{padding:0 28px;}
  .footer-col:first-child{padding-left:0;}
  .footer-col:last-child{padding-right:0;}
  .footer-col + .footer-col{border-left:1px solid rgba(242,237,226,.12);}
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:14px;
}
.footer-brand .brand-mark{background:var(--clay);}
.footer-brand .brand-mark::after{background:var(--ink);}
.footer-brand strong{
  font-family:var(--serif);
  font-size:17px;
  font-weight:700;
  letter-spacing:.04em;
  color:#FBF8F1;
}
.footer-desc{
  font-size:14px;
  line-height:1.85;
  color:rgba(242,237,226,.6);
  max-width:320px;
}
.footer-domain{
  display:inline-block;
  margin-top:16px;
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  font-size:12.5px;
  letter-spacing:.12em;
  color:var(--clay-soft);
}
.footer-title{
  font-size:13px;
  letter-spacing:.14em;
  color:rgba(242,237,226,.9);
  margin-bottom:16px;
}
.footer-links li,
.footer-contact li{
  font-size:14px;
  line-height:2;
  color:rgba(242,237,226,.6);
}
.footer-links a{
  position:relative;
  display:inline-block;
  padding-bottom:2px;
  color:rgba(242,237,226,.62);
  transition:color .2s var(--ease);
}
.footer-links a::after{
  content:"";
  position:absolute;
  left:0;bottom:0;
  width:100%;
  height:1px;
  background:var(--clay-soft);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .24s var(--ease);
}
.footer-links a:hover{color:var(--paper);}
.footer-links a:hover::after{transform:scaleX(1);}
.footer-note{
  border-top:1px solid rgba(242,237,226,.14);
  padding:24px 0 32px;
}
.footer-note p{
  font-size:12px;
  line-height:1.9;
  color:rgba(242,237,226,.45);
}
.footer-note p + p{margin-top:8px;}

/* ============ 进场动效 ============ */
.reveal{
  opacity:0;
  transform:translateY(12px);
  transition:opacity .6s var(--ease),transform .6s var(--ease);
}
.reveal.is-in{
  opacity:1;
  transform:none;
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.001ms !important;
    transition-duration:.001ms !important;
  }
  html{scroll-behavior:auto;}
  .reveal{opacity:1;transform:none;}
}

/* ============ 断点微调 ============ */
@media (max-width:767px){
  .section{padding-top:56px;padding-bottom:56px;}
  .section-head h2{font-size:25px;}
  .cta-inner h2{font-size:26px;}
  .btn{padding:12px 22px;font-size:14.5px;}
  .hero-actions .btn{flex:1 1 auto;}
}
@media (max-width:480px){
  .page-hero h1{font-size:29px;}
  .hero-aside__stats strong{font-size:26px;}
  .hero-aside__stats{gap:16px;}
  .hero-aside__stats div + div{padding-left:16px;}
  .cta-actions .btn{width:100%;}
}

/* roulang page: category2 */
/* ===== 1. 设计变量 ===== */
:root{
  --ink:#101513;
  --pine:#1B2C26;
  --sand:#F6F3EC;
  --card:#FDFBF6;
  --clay:#C4663A;
  --clay-deep:#A8542D;
  --clay-soft:#E8CBB6;
  --mist:#6B7671;
  --line:#E0DACB;
  --sand-white:#F2EDE2;
  --ok:#4E7A5C;
  --warn:#B9843C;
  --err:#A9483C;

  --radius-btn:6px;
  --radius-card:14px;
  --radius-img:12px;

  --shadow-card:0 2px 0 rgba(16,21,19,.04);
  --shadow-hover:0 18px 40px -18px rgba(16,21,19,.18);

  --ease:cubic-bezier(.22,.61,.36,1);
  --dur:220ms;

  --font-sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-serif:"Noto Serif SC","Source Han Serif SC","Songti SC",Georgia,"Times New Roman",serif;

  --sp-section:112px;
}

/* ===== 2. 基础层 ===== */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  color:var(--ink);
  background:var(--sand);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0}
ul,ol{padding:0;list-style:none}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color var(--dur) var(--ease)}
button{font:inherit;color:inherit;background:none;border:none;cursor:pointer}
:focus-visible{outline:2px solid var(--clay);outline-offset:2px;border-radius:2px}
::selection{background:var(--clay-soft);color:var(--ink)}

/* ===== 3. 布局层 ===== */
.container{
  width:100%;
  max-width:1200px;
  margin-inline:auto;
  padding-inline:16px;
}
@media (min-width:481px){ .container{padding-inline:20px} }
@media (min-width:768px){ .container{padding-inline:24px} }
@media (min-width:1024px){ .container{max-width:960px} }
@media (min-width:1280px){ .container{max-width:1200px} }

.section{padding-block:var(--sp-section)}
.section--tight{padding-block:80px}
.section--paper{background:var(--card);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}

.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:32px;
  margin-bottom:32px;
}
.section-head h2{
  font-family:var(--font-serif);
  font-size:38px;
  line-height:1.25;
  font-weight:700;
  letter-spacing:.02em;
  margin-top:12px;
}
.section-head .section-desc{
  max-width:520px;
  color:var(--mist);
  font-size:16px;
  line-height:1.9;
  margin-top:14px;
}
.eyebrow{
  display:inline-block;
  font-size:12px;
  letter-spacing:.16em;
  color:var(--clay);
  font-weight:600;
}

/* ===== 4. 顶部信息条 ===== */
.topbar{
  background:var(--ink);
  color:rgba(242,237,226,.72);
  font-size:12.5px;
  letter-spacing:.06em;
  line-height:38px;
}
.topbar-inner{
  display:flex;
  align-items:center;
  gap:24px;
}
.topbar-domain{
  letter-spacing:.12em;
  color:var(--sand-white);
  font-weight:600;
  white-space:nowrap;
}
.topbar-tip{
  flex:1;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
  color:rgba(242,237,226,.6);
}
.topbar-link{
  color:var(--clay-soft);
  padding:0 16px;
  line-height:26px;
  border-radius:4px;
  white-space:nowrap;
  transition:background var(--dur) var(--ease),color var(--dur) var(--ease);
}
.topbar-link:hover{background:rgba(242,237,226,.1);color:var(--sand-white)}

/* ===== 5. 主导航 ===== */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:rgba(246,243,236,.92);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
  transition:box-shadow var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.site-header.is-scrolled{
  box-shadow:0 10px 30px -22px rgba(16,21,19,.45);
  border-bottom-color:#D6CFBE;
}
.header-inner{
  display:flex;
  align-items:center;
  gap:24px;
  height:72px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
}
.brand-mark{
  width:18px;
  height:18px;
  display:inline-block;
  border-radius:50% 50% 0 0;
  background:var(--pine);
  transform:rotate(45deg);
  flex:0 0 18px;
  transition:background var(--dur) var(--ease),transform var(--dur) var(--ease);
}
.brand:hover .brand-mark{background:var(--clay);transform:rotate(45deg) scale(1.06)}
.brand-text{
  display:inline-flex;
  align-items:baseline;
  gap:9px;
}
.brand-text strong{
  font-family:var(--font-serif);
  font-size:19px;
  font-weight:700;
  letter-spacing:.04em;
  color:var(--ink);
}
.brand-divider{
  width:1px;
  height:14px;
  background:var(--line);
  display:inline-block;
  transform:translateY(1px);
}
.brand-text em{
  font-style:normal;
  font-size:13.5px;
  letter-spacing:.06em;
  color:var(--mist);
}
.nav-links{
  display:flex;
  align-items:center;
  gap:2px;
  margin-left:8px;
}
.nav-link{
  position:relative;
  display:inline-block;
  padding:8px 14px;
  font-size:14.5px;
  color:var(--mist);
  border-radius:4px;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:14px;
  right:14px;
  bottom:2px;
  height:2px;
  background:var(--clay);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform var(--dur) var(--ease);
}
.nav-link:hover{color:var(--ink)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--ink);font-weight:600}
.nav-link.is-active::after{transform:scaleX(1)}
.header-actions{
  margin-left:auto;
  display:flex;
  align-items:center;
  gap:10px;
}
.menu-toggle{
  display:none;
  width:40px;
  height:40px;
  border:1px solid var(--line);
  border-radius:6px;
  align-items:center;
  justify-content:center;
  flex-direction:column;
  gap:5px;
}
.menu-toggle span{
  display:block;
  width:16px;
  height:1.6px;
  background:var(--ink);
  transition:transform var(--dur) var(--ease),opacity var(--dur) var(--ease);
}
.menu-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6.6px) rotate(45deg)}
.menu-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.menu-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6.6px) rotate(-45deg)}

/* ===== 6. 按钮体系 ===== */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 22px;
  font-size:15px;
  font-weight:600;
  letter-spacing:.02em;
  border-radius:var(--radius-btn);
  border:1px solid transparent;
  transition:background var(--dur) var(--ease),color var(--dur) var(--ease),
             border-color var(--dur) var(--ease),transform var(--dur) var(--ease),
             box-shadow var(--dur) var(--ease);
  white-space:nowrap;
}
.btn:active{transform:translateY(1px)}
.btn-primary{
  background:var(--clay);
  color:var(--sand-white);
  box-shadow:0 0 0 rgba(196,102,58,0);
}
.btn-primary:hover{
  background:var(--clay-deep);
  transform:translateY(-1px);
  box-shadow:0 10px 24px -14px rgba(196,102,58,.85);
}
.btn-ghost{
  background:transparent;
  color:var(--ink);
  border-color:var(--line);
}
.btn-ghost:hover{border-color:var(--ink);background:var(--card)}
.btn-ghost-light{
  background:transparent;
  color:var(--sand-white);
  border-color:rgba(242,237,226,.32);
}
.btn-ghost-light:hover{background:rgba(242,237,226,.08);border-color:rgba(242,237,226,.6)}
.btn-sm{padding:9px 16px;font-size:13.5px}
.btn-block{width:100%}

.text-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14.5px;
  font-weight:600;
  color:var(--ink);
  border-bottom:1px solid transparent;
  padding-bottom:1px;
  transition:color var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.text-link .arrow{transition:transform var(--dur) var(--ease)}
.text-link:hover{color:var(--clay);border-bottom-color:var(--clay)}
.text-link:hover .arrow{transform:translateX(3px)}

/* ===== 7. 标签 / 徽章 ===== */
.pill{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:6px 14px;
  font-size:12px;
  letter-spacing:.16em;
  font-weight:600;
  color:var(--clay-deep);
  border:1px solid var(--clay-soft);
  border-radius:999px;
  background:rgba(232,203,182,.24);
}
.badge{
  display:inline-block;
  padding:3px 9px;
  font-size:12px;
  line-height:1.6;
  letter-spacing:.06em;
  border-radius:4px;
  background:rgba(232,203,182,.5);
  color:#7A4526;
}
.badge--dark{
  background:var(--pine);
  color:var(--sand-white);
}

/* ===== 8. 页首 ===== */
.cat-hero{
  position:relative;
  padding:44px 0 84px;
  overflow:hidden;
  border-bottom:1px solid var(--line);
  background:var(--sand);
}
.cat-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:
    linear-gradient(180deg,rgba(246,243,236,.9) 0%,rgba(246,243,236,.94) 55%,rgba(246,243,236,.99) 100%),
    url(/assets/images/backpic/back-2.png);
  background-size:cover,cover;
  background-position:center 40%,center 40%;
  background-repeat:no-repeat,no-repeat;
  z-index:0;
}
.cat-hero > .container{position:relative;z-index:1}

.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--mist);
  margin-bottom:28px;
}
.breadcrumb a:hover{color:var(--clay)}
.breadcrumb .sep{color:#BDB6A5}
.breadcrumb .current{color:var(--ink);font-weight:600}

.cat-hero-grid{
  display:grid;
  grid-template-columns:repeat(12,1fr);
  gap:48px;
  align-items:center;
}
.cat-hero-main{grid-column:span 7}
.cat-hero-main h1{
  font-family:var(--font-serif);
  font-size:40px;
  line-height:1.28;
  font-weight:700;
  letter-spacing:.02em;
  margin-top:18px;
  max-width:700px;
}
.cat-hero-main .lead{
  font-size:18px;
  line-height:1.9;
  color:var(--mist);
  margin-top:20px;
  max-width:640px;
}
.micro-stats{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:28px;
}
.micro-stat{
  display:inline-flex;
  align-items:baseline;
  gap:8px;
  padding:9px 16px;
  border:1px solid var(--line);
  border-radius:999px;
  background:var(--card);
  font-size:13px;
  color:var(--mist);
}
.micro-stat b{
  font-family:var(--font-serif);
  font-size:18px;
  color:var(--ink);
  font-weight:700;
}
.cat-hero-side{grid-column:span 5}
.hero-figure{
  border-radius:var(--radius-card);
  overflow:hidden;
  border:1px solid var(--line);
  background:var(--card);
  box-shadow:var(--shadow-card);
  transition:transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.hero-figure:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.hero-figure img{
  width:100%;
  aspect-ratio:4/3;
  object-fit:cover;
}
.hero-figure figcaption{
  padding:14px 18px;
  font-size:13px;
  color:var(--mist);
  border-top:1px solid var(--line);
}

/* ===== 9. 卡片墙 ===== */
.card-wall{
  display:grid;
  grid-template-columns:repeat(12,1fr);
  gap:24px;
}
.cw-card{
  grid-column:span 6;
  display:flex;
  flex-direction:column;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  overflow:hidden;
  box-shadow:var(--shadow-card);
  transition:transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.cw-card:hover{
  transform:translateY(-3px);
  box-shadow:var(--shadow-hover);
  border-color:#CFC7B4;
}
.cw-card.span3{grid-column:span 3}
.cw-media{
  overflow:hidden;
  background:var(--sand);
}
.cw-media img{
  width:100%;
  aspect-ratio:16/10;
  object-fit:cover;
  transition:transform 700ms var(--ease);
}
.cw-card:hover .cw-media img{transform:scale(1.03)}
.cw-body{
  padding:26px 26px 28px;
  display:flex;
  flex-direction:column;
  gap:12px;
  flex:1;
}
.cw-top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
}
.cw-num{
  font-family:var(--font-serif);
  font-size:34px;
  line-height:1;
  color:#D9D2C1;
  font-weight:700;
  letter-spacing:.02em;
}
.cw-card:hover .cw-num{color:var(--clay-soft)}
.cw-title{
  font-size:19px;
  font-weight:700;
  letter-spacing:.01em;
  line-height:1.5;
}
.cw-desc{
  font-size:14.5px;
  line-height:1.85;
  color:var(--mist);
}
.cw-foot{
  margin-top:auto;
  padding-top:12px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  border-top:1px solid var(--line);
}
.cw-meta{
  font-size:12.5px;
  color:#96988F;
  letter-spacing:.04em;
}
.cw-card.span3 .cw-body{padding:24px}
.cw-card.span3 .cw-title{font-size:17.5px}
.cw-card.span3 .cw-desc{font-size:14px}

/* ===== 10. 阶段区块（深色） ===== */
.stage-band{
  background:var(--pine);
  color:var(--sand-white);
  border-radius:0;
  padding-block:96px;
  position:relative;
  overflow:hidden;
}
.stage-band::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:linear-gradient(rgba(242,237,226,.05) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(242,237,226,.05) 1px,transparent 1px);
  background-size:64px 64px;
  opacity:.5;
  pointer-events:none;
}
.stage-band > .container{position:relative;z-index:1}
.stage-band .eyebrow{color:var(--clay-soft)}
.stage-band h2{
  font-family:var(--font-serif);
  font-size:38px;
  line-height:1.25;
  font-weight:700;
  margin-top:12px;
}
.stage-band .section-desc{
  color:rgba(242,237,226,.66);
  font-size:16px;
  max-width:560px;
  margin-top:14px;
}
.stage-list{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
  margin-top:48px;
  padding-top:40px;
  border-top:1px solid rgba(242,237,226,.14);
}
.stage-item{position:relative;padding-right:8px}
.stage-item::before{
  content:"";
  position:absolute;
  top:-41px;
  left:0;
  width:10px;
  height:10px;
  border-radius:50%;
  background:var(--clay);
  box-shadow:0 0 0 5px rgba(196,102,58,.16);
}
.stage-item .stage-num{
  font-family:var(--font-serif);
  font-size:15px;
  letter-spacing:.14em;
  color:var(--clay-soft);
}
.stage-item h3{
  font-size:19px;
  font-weight:700;
  margin-top:10px;
  line-height:1.5;
}
.stage-item p{
  font-size:14.5px;
  line-height:1.9;
  color:rgba(242,237,226,.68);
  margin-top:10px;
}

/* ===== 11. 注意事项 ===== */
.notes-grid{
  display:grid;
  grid-template-columns:repeat(12,1fr);
  gap:48px;
  align-items:start;
}
.notes-head{grid-column:span 4}
.notes-head h2{
  font-family:var(--font-serif);
  font-size:34px;
  line-height:1.3;
  font-weight:700;
  margin-top:12px;
}
.notes-head p{
  font-size:15.5px;
  line-height:1.9;
  color:var(--mist);
  margin-top:16px;
}
.notes-list{
  grid-column:span 8;
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:0 40px;
}
.note-item{
  display:flex;
  gap:16px;
  padding:22px 0;
  border-bottom:1px solid var(--line);
}
.note-item:nth-child(-n+2){border-top:1px solid var(--line)}
.note-index{
  font-family:var(--font-serif);
  font-size:15px;
  font-weight:700;
  color:var(--clay);
  letter-spacing:.08em;
  flex:0 0 26px;
  line-height:1.9;
}
.note-item h3{
  font-size:16.5px;
  font-weight:700;
  line-height:1.6;
}
.note-item p{
  font-size:14px;
  line-height:1.85;
  color:var(--mist);
  margin-top:6px;
}

/* ===== 12. FAQ ===== */
.faq-wrap{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:0 48px;
  margin-top:8px;
}
.faq-item{
  border-bottom:1px solid var(--line);
}
.faq-item summary{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  padding:22px 0;
  cursor:pointer;
  list-style:none;
  font-size:17px;
  font-weight:600;
  line-height:1.6;
  transition:color var(--dur) var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--clay-deep)}
.faq-icon{
  position:relative;
  width:18px;
  height:18px;
  flex:0 0 18px;
  transition:transform var(--dur) var(--ease);
}
.faq-icon::before,
.faq-icon::after{
  content:"";
  position:absolute;
  background:var(--clay);
  border-radius:2px;
}
.faq-icon::before{left:0;right:0;top:8px;height:2px}
.faq-icon::after{top:0;bottom:0;left:8px;width:2px}
.faq-item[open] .faq-icon{transform:rotate(45deg)}
.faq-body{
  padding:0 44px 24px 0;
  font-size:15px;
  line-height:1.9;
  color:var(--mist);
  animation:faqFade 260ms var(--ease);
}
@keyframes faqFade{
  from{opacity:0;transform:translateY(-4px)}
  to{opacity:1;transform:translateY(0)}
}

/* ===== 13. 底部 CTA ===== */
.cta-band{
  background:var(--ink);
  color:var(--sand-white);
  padding-block:96px;
  position:relative;
  overflow:hidden;
}
.cta-band::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:linear-gradient(rgba(242,237,226,.04) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(242,237,226,.04) 1px,transparent 1px);
  background-size:56px 56px;
  pointer-events:none;
}
.cta-inner{
  position:relative;
  z-index:1;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:48px;
}
.cta-inner h2{
  font-family:var(--font-serif);
  font-size:40px;
  line-height:1.28;
  font-weight:700;
  letter-spacing:.02em;
  max-width:640px;
}
.cta-inner p{
  font-size:16px;
  line-height:1.9;
  color:rgba(242,237,226,.68);
  margin-top:16px;
  max-width:580px;
}
.cta-actions{
  display:flex;
  gap:12px;
  flex-shrink:0;
}

/* ===== 14. 页脚 ===== */
.site-footer{
  background:var(--ink);
  color:var(--sand-white);
  padding:72px 0 32px;
  border-top:1px solid rgba(242,237,226,.1);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:0;
}
.footer-col{
  padding:0 28px;
  border-left:1px solid rgba(242,237,226,.12);
}
.footer-col:first-child{border-left:none;padding-left:0}
.footer-col:last-child{padding-right:0}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
}
.footer-brand .brand-mark{
  background:var(--clay-soft);
  width:16px;
  height:16px;
  flex:0 0 16px;
}
.footer-brand strong{
  font-family:var(--font-serif);
  font-size:17px;
  letter-spacing:.03em;
}
.footer-desc{
  font-size:13.5px;
  line-height:1.9;
  color:rgba(242,237,226,.6);
  margin-top:16px;
  max-width:300px;
}
.footer-domain{
  display:inline-block;
  margin-top:18px;
  font-size:12.5px;
  letter-spacing:.14em;
  color:rgba(242,237,226,.44);
}
.footer-title{
  font-size:13px;
  letter-spacing:.14em;
  color:rgba(242,237,226,.46);
  margin-bottom:16px;
}
.footer-links li,
.footer-contact li{
  font-size:13.5px;
  line-height:1.9;
  color:rgba(242,237,226,.68);
  margin-bottom:10px;
}
.footer-links a{
  position:relative;
  display:inline-block;
  color:rgba(242,237,226,.68);
}
.footer-links a::after{
  content:"";
  position:absolute;
  left:0;
  bottom:-2px;
  width:100%;
  height:1px;
  background:var(--sand-white);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform var(--dur) var(--ease);
}
.footer-links a:hover{color:var(--sand-white)}
.footer-links a:hover::after{transform:scaleX(1)}
.footer-note{
  margin-top:56px;
  padding-top:24px;
  border-top:1px solid rgba(242,237,226,.12);
  display:flex;
  justify-content:space-between;
  gap:32px;
  flex-wrap:wrap;
}
.footer-note p{
  font-size:12px;
  line-height:1.9;
  color:rgba(242,237,226,.42);
  max-width:720px;
}

/* ===== 15. 动效 ===== */
.reveal{
  opacity:0;
  transform:translateY(12px);
  transition:opacity 600ms var(--ease),transform 600ms var(--ease);
  will-change:opacity,transform;
}
.reveal.is-visible{opacity:1;transform:translateY(0)}

/* ===== 16. 断点层 ===== */
@media (max-width:1023px){
  :root{--sp-section:88px}
  .header-inner{height:64px}
  .nav-link{font-size:14px;padding:8px 10px}
  .cat-hero-grid{gap:32px}
  .cat-hero-main{grid-column:span 12}
  .cat-hero-side{grid-column:span 12;max-width:460px}
  .cat-hero-main h1{font-size:36px}
  .cw-card.span3{grid-column:span 6}
  .stage-list{grid-template-columns:1fr;gap:36px}
  .stage-item::before{display:none}
  .stage-item{padding-left:0;padding-right:0}
  .notes-grid{gap:32px}
  .notes-head{grid-column:span 12}
  .notes-list{grid-column:span 12}
  .section-head h2{font-size:32px}
  .stage-band h2{font-size:32px}
  .cta-inner{flex-direction:column;align-items:flex-start;gap:32px}
  .cta-inner h2{font-size:34px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:40px 0}
  .footer-col:nth-child(3){border-left:none;padding-left:0}
  .footer-col{padding:0 24px}
  .footer-col:nth-child(odd){border-left:none;padding-left:0}
}

@media (max-width:767px){
  :root{--sp-section:64px}
  .topbar-tip{display:none}
  .topbar-link{margin-left:auto}
  .header-inner{height:60px;gap:12px}
  .brand-text em{font-size:12px}
  .brand-text strong{font-size:17px}
  .menu-toggle{display:flex}
  .header-actions .btn-sm{padding:8px 12px;font-size:12.5px}
  .nav-links{
    position:fixed;
    top:60px;
    left:0;
    right:0;
    z-index:75;
    flex-direction:column;
    align-items:stretch;
    gap:0;
    padding:8px 16px 20px;
    margin-left:0;
    background:var(--card);
    border-bottom:1px solid var(--line);
    box-shadow:0 24px 40px -30px rgba(16,21,19,.5);
    transform:translateY(-8px);
    opacity:0;
    visibility:hidden;
    transition:opacity var(--dur) var(--ease),transform var(--dur) var(--ease),visibility var(--dur);
  }
  .nav-links.is-open{opacity:1;visibility:visible;transform:translateY(0)}
  .nav-link{
    padding:14px 4px;
    font-size:15.5px;
    border-bottom:1px solid var(--line);
    border-radius:0;
  }
  .nav-link::after{left:4px;right:4px;bottom:6px}
  .cat-hero{padding:28px 0 56px}
  .cat-hero-main h1{font-size:30px}
  .cat-hero-main .lead{font-size:16px}
  .micro-stat{padding:8px 13px;font-size:12.5px}
  .card-wall{grid-template-columns:1fr;gap:16px}
  .cw-card,.cw-card.span3{grid-column:span 12}
  .section-head{flex-direction:column;align-items:flex-start;gap:16px}
  .section-head h2{font-size:26px}
  .stage-band{padding-block:64px}
  .stage-band h2{font-size:26px}
  .notes-list{grid-template-columns:1fr}
  .note-item:nth-child(2){border-top:none}
  .faq-wrap{grid-template-columns:1fr;gap:0}
  .faq-item summary{font-size:16px;padding:20px 0}
  .cta-band{padding-block:56px}
  .cta-inner h2{font-size:27px}
  .cta-actions{flex-direction:column;width:100%}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .footer-col{padding:0;border-left:none}
  .footer-note{flex-direction:column;gap:12px}
  .site-footer{margin-top:0;padding:56px 0 28px}
}

@media (max-width:479px){
  .brand-text em{font-size:11px;letter-spacing:.02em}
  .brand-text{gap:6px}
  .cat-hero-main h1{font-size:26px}
  .micro-stats{gap:8px}
  .cw-body{padding:20px}
  .cta-inner h2{font-size:24px}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
    scroll-behavior:auto !important;
  }
  .reveal{opacity:1;transform:none}
}