/* roulang page: index */
:root{
  --ink:#241A13;
  --wood:#3D2A1F;
  --celadon:#6F8A7A;
  --celadon-deep:#54705F;
  --amber:#C4873C;
  --amber-deep:#A96F2C;
  --cinnabar:#A8443A;
  --paper:#F7F2E8;
  --card:#FFFDF8;
  --line:#E2D7C5;
  --text:#3B3129;
  --muted:#8A7A69;
  --soft:#F1E9DA;
  --serif:"Source Han Serif SC","Noto Serif SC","Songti SC",STSong,"SimSun",serif;
  --sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
  --r-card:12px;
  --r-img:10px;
  --r-btn:999px;
  --r-btn2:6px;
  --r-input:8px;
  --r-badge:4px;
  --r-faq:10px;
  --sh1:0 2px 10px rgba(36,26,19,.06);
  --sh2:0 14px 34px rgba(36,26,19,.14);
  --ease:cubic-bezier(.2,.7,.3,1);
  --bs-primary:#C4873C;
  --bs-body-font-family:var(--sans);
  --bs-border-radius:12px;
  --bs-link-color:#3D2A1F;
  --bs-link-hover-color:#A96F2C;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--sans);
  font-size:16.5px;
  line-height:1.85;
  color:var(--text);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .22s var(--ease)}
a:hover{color:var(--amber-deep)}
button,input{font-family:inherit;font-size:inherit}
:focus-visible{outline:2px solid var(--amber);outline-offset:2px;border-radius:3px}
section[id],div[id]{scroll-margin-top:88px}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
@media (min-width:1400px){.wrap{max-width:1280px}}
@media (max-width:575.98px){.wrap{padding:0 20px}}
.section{padding:92px 0}
@media (max-width:991.98px){.section{padding:72px 0}}
@media (max-width:575.98px){.section{padding:52px 0}}

/* ============ 顶部信息条 ============ */
.topbar{background:var(--ink);color:rgba(247,242,232,.8);font-size:13px;letter-spacing:.01em}
.topbar .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;height:36px}
.tb-left{display:flex;align-items:center;gap:8px;min-width:0;white-space:nowrap;overflow:hidden}
.tb-domain{color:rgba(247,242,232,.62)}
.tb-sep{color:rgba(247,242,232,.3)}
.tb-note{color:rgba(247,242,232,.8);overflow:hidden;text-overflow:ellipsis}
.tb-right{display:flex;align-items:center;gap:18px;white-space:nowrap}
.tb-right a{color:rgba(247,242,232,.82)}
.tb-right a:hover{color:var(--amber)}
.tb-btn{display:inline-flex;align-items:center;height:24px;padding:0 12px;border-radius:999px;background:var(--amber);color:#241A13 !important;font-weight:600;font-size:12.5px}
.tb-btn:hover{background:var(--amber-deep);color:#1C130D !important}
@media (max-width:575.98px){
  .topbar .wrap{height:32px}
  .tb-domain,.tb-sep,.tb-note{display:none}
  .tb-right a:not(.tb-btn){display:none}
}

/* ============ 主导航 ============ */
.site-nav{position:sticky;top:0;z-index:1040;background:rgba(255,253,248,.92);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);border-bottom:1px solid var(--line)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:64px}
.brand{display:flex;align-items:center;gap:10px}
.brand-seal{width:34px;height:34px;flex:0 0 34px;border-radius:6px;background:var(--cinnabar);color:#FFF6EA;display:grid;place-items:center;font-family:var(--sans);font-size:14px;font-weight:700;letter-spacing:.04em}
.brand-text{font-family:var(--serif);font-size:19px;font-weight:600;color:var(--wood);letter-spacing:.02em;white-space:nowrap}
.brand-text small{font-family:var(--sans);font-size:12px;color:var(--muted);font-weight:400;margin-left:4px}
.nav-menu{display:flex;align-items:center;gap:30px;list-style:none;margin:0;padding:0}
.nav-menu>li>a{position:relative;display:inline-block;padding:6px 0;font-size:15.5px;color:var(--text)}
.nav-menu>li>a::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:2px;background:var(--amber);transform:scaleX(0);transform-origin:left center;transition:transform .24s var(--ease)}
.nav-menu>li>a:hover::after,.nav-menu>li>a.active::after{transform:scaleX(1)}
.nav-menu>li>a.active{color:var(--wood);font-weight:600}
.nav-actions{display:flex;align-items:center;gap:14px}
.nav-cta{display:inline-flex;align-items:center;justify-content:center;height:40px;padding:0 22px;border-radius:999px;background:var(--amber);color:#241A13;font-weight:600;font-size:14.5px;border:1px solid var(--amber);transition:all .22s var(--ease)}
.nav-cta:hover{background:var(--amber-deep);border-color:var(--amber-deep);color:#1C130D;transform:translateY(-2px)}
.nav-toggle{display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:var(--r-btn2);background:transparent;padding:0;cursor:pointer;position:relative}
.nav-toggle span{position:absolute;left:11px;right:11px;height:1.5px;background:var(--wood);transition:transform .24s var(--ease),opacity .24s var(--ease)}
.nav-toggle span:nth-child(1){top:14px}
.nav-toggle span:nth-child(2){top:20px}
.nav-toggle span:nth-child(3){top:26px}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(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(-6px) rotate(-45deg)}
@media (max-width:991.98px){
  .nav-inner{height:56px}
  .nav-toggle{display:block;z-index:2}
  .nav-cta{display:none}
  .nav-menu{
    position:fixed;left:0;right:0;top:0;bottom:0;
    flex-direction:column;align-items:stretch;gap:0;
    background:var(--card);padding:78px 20px 28px;
    transform:translateY(-100%);transition:transform .3s var(--ease);
    z-index:1;overflow-y:auto;
  }
  .nav-menu.open{transform:translateY(0)}
  .nav-menu>li{border-bottom:1px solid var(--line)}
  .nav-menu>li>a{display:block;padding:15px 2px;font-size:16.5px}
  .nav-menu>li>a::after{display:none}
  .nav-menu>li>a.active{color:var(--amber-deep)}
  .nav-drawer-cta{margin-top:24px}
  .nav-drawer-cta a{display:flex;align-items:center;justify-content:center;height:50px;border-radius:999px;background:var(--amber);color:#241A13;font-weight:600}
}
@media (min-width:992px){.nav-drawer-cta{display:none}}

/* ============ 按钮 ============ */
.btn-main{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:50px;padding:0 28px;border-radius:999px;background:var(--amber);color:#241A13;font-weight:600;font-size:15.5px;border:1px solid var(--amber);cursor:pointer;transition:all .22s var(--ease)}
.btn-main:hover{background:var(--amber-deep);border-color:var(--amber-deep);color:#1C130D;transform:translateY(-2px);box-shadow:0 10px 24px rgba(169,111,44,.24)}
.btn-ghost{display:inline-flex;align-items:center;justify-content:center;height:50px;padding:0 26px;border-radius:999px;background:transparent;border:1px solid rgba(247,242,232,.55);color:#F7F2E8;font-weight:600;font-size:15.5px;transition:all .22s var(--ease)}
.btn-ghost:hover{background:rgba(247,242,232,.1);border-color:rgba(247,242,232,.85);color:#FFFDF8}
.btn-line{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 26px;border-radius:999px;background:transparent;border:1px solid var(--wood);color:var(--wood);font-weight:600;font-size:15px;cursor:pointer;transition:all .22s var(--ease)}
.btn-line:hover{background:rgba(61,42,31,.08);color:var(--wood);transform:translateY(-2px)}
.link-more{display:inline-flex;align-items:center;gap:8px;font-size:14px;color:var(--wood);font-weight:600;white-space:nowrap}
.link-more::after{content:"";width:18px;height:1px;background:currentColor;transition:width .24s var(--ease)}
.link-more:hover::after{width:30px}
.link-text{font-size:14px;color:var(--amber-deep);font-weight:600}
.link-text:hover{color:var(--wood)}

/* ============ 通用标题 / 徽章 ============ */
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;padding-bottom:18px;border-bottom:1px solid var(--line);margin-bottom:40px}
.kicker{display:inline-block;font-size:12.5px;letter-spacing:.18em;color:var(--celadon);margin-bottom:8px}
.sec-title{font-family:var(--serif);font-size:clamp(22px,2.6vw,32px);font-weight:600;line-height:1.3;color:var(--wood);margin:0}
.sec-desc{font-size:14.5px;color:var(--muted);margin:10px 0 0}
.badge-x{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:var(--r-badge);font-size:12px;letter-spacing:.02em;background:rgba(111,138,122,.12);color:var(--celadon-deep);white-space:nowrap}
.badge-x.amber{background:transparent;border:1px solid rgba(196,135,60,.55);color:var(--amber-deep)}
.badge-x.dark{background:rgba(36,26,19,.06);color:var(--wood)}

/* ============ Hero ============ */
.hero{position:relative;display:flex;align-items:center;min-height:560px;height:72vh;background:#241A13;overflow:hidden}
.hero-bg{position:absolute;inset:0;background:url('/assets/images/backpic/back-1.webp') center/cover no-repeat;transform:scale(1.02)}
.hero-veil{position:absolute;inset:0;background:linear-gradient(90deg,rgba(36,26,19,.93) 0%,rgba(36,26,19,.72) 34%,rgba(36,26,19,.46) 62%,rgba(36,26,19,.14) 100%)}
.hero .wrap{position:relative;z-index:2;padding-top:36px;padding-bottom:56px}
.hero-inner{max-width:640px}
.hero-eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:12.5px;letter-spacing:.2em;color:rgba(247,242,232,.72);margin-bottom:22px}
.hero-eyebrow::before{content:"";width:26px;height:1px;background:rgba(196,135,60,.9)}
.hero-title{font-family:var(--serif);font-size:clamp(28px,4.4vw,52px);line-height:1.22;font-weight:600;color:#FFFDF8;margin:0;letter-spacing:.01em}
.hero-sub{font-size:clamp(16px,1.4vw,18px);line-height:1.75;color:rgba(247,242,232,.8);margin:20px 0 0;max-width:520px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}
.hero-meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-top:34px;font-size:14px;color:rgba(247,242,232,.66)}
.hero-meta span{white-space:nowrap}
.hero-meta .dot{color:rgba(196,135,60,.85)}
.hero-scroll{position:absolute;right:32px;bottom:30px;z-index:2;display:flex;align-items:center;gap:10px;font-size:12.5px;letter-spacing:.14em;color:rgba(247,242,232,.6)}
.hero-scroll i{display:block;width:1px;height:34px;background:linear-gradient(180deg,rgba(247,242,232,.6),rgba(247,242,232,0))}
@media (min-width:1400px){.hero{height:76vh}}
@media (max-width:991.98px){
  .hero{height:62vh;min-height:480px}
  .hero-veil{background:linear-gradient(90deg,rgba(36,26,19,.94) 0%,rgba(36,26,19,.75) 55%,rgba(36,26,19,.42) 100%)}
  .hero-scroll{display:none}
}
@media (max-width:575.98px){
  .hero{height:auto;min-height:0;padding:72px 0 56px;align-items:flex-start}
  .hero .wrap{padding-top:0;padding-bottom:0}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn-main,.hero-actions .btn-ghost{width:100%}
  .hero-meta{flex-direction:column;align-items:flex-start;gap:6px}
  .hero-meta .dot{display:none}
}

/* ============ 横滑卡带 ============ */
.rail{position:relative}
.rail::before,.rail::after{content:"";position:absolute;top:0;bottom:26px;width:56px;pointer-events:none;z-index:3}
.rail::before{left:-24px;background:linear-gradient(90deg,var(--paper),rgba(247,242,232,0))}
.rail::after{right:-24px;background:linear-gradient(270deg,var(--paper),rgba(247,242,232,0))}
@media (max-width:991.98px){.rail::before,.rail::after{display:none}}
.hscroll{display:flex;gap:22px;overflow-x:auto;scroll-snap-type:x mandatory;padding:4px 2px 22px;scrollbar-width:none;-ms-overflow-style:none}
.hscroll::-webkit-scrollbar{display:none}
.hcard{flex:0 0 300px;scroll-snap-align:start;background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh1);transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease)}
.hcard:hover{transform:translateY(-4px);box-shadow:var(--sh2);border-color:rgba(196,135,60,.45)}
.hcard .thumb{position:relative;aspect-ratio:3/4;overflow:hidden;background:var(--soft)}
.hcard .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.hcard:hover .thumb img{transform:scale(1.04)}
.hcard .thumb .badge-x{position:absolute;left:12px;top:12px;background:rgba(255,253,248,.9)}
.hcard .body{padding:15px 16px 17px}
.hcard .title{font-size:16px;font-weight:600;line-height:1.5;margin:2px 0 8px;color:var(--wood);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.hcard .meta{font-size:13px;color:var(--muted);letter-spacing:.02em;display:flex;align-items:center;gap:8px}
.rail-nav{display:flex;gap:10px}
.rail-btn{width:44px;height:44px;border-radius:50%;border:1px solid var(--line);background:var(--card);color:var(--wood);display:grid;place-items:center;cursor:pointer;transition:all .22s var(--ease)}
.rail-btn:hover{border-color:var(--amber);color:var(--amber-deep);transform:translateY(-2px)}
.rail-btn:disabled{opacity:.35;cursor:not-allowed;transform:none}
@media (max-width:991.98px){.rail-nav{display:none}}
@media (max-width:575.98px){.hcard{flex:0 0 220px}}

/* ============ 热藏推荐 ============ */
.rec-grid{display:grid;grid-template-columns:1.32fr 1fr;gap:24px}
.rec-side{display:grid;grid-template-rows:1fr 1fr;gap:24px}
.rec-card{position:relative;display:block;background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh1);transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease)}
.rec-card:hover{transform:translateY(-4px);box-shadow:var(--sh2);border-color:rgba(196,135,60,.45)}
.rec-card .thumb{position:relative;overflow:hidden;background:var(--soft)}
.rec-lead .thumb{aspect-ratio:16/9}
.rec-mini .thumb{aspect-ratio:4/3}
.rec-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.rec-card:hover .thumb img{transform:scale(1.04)}
.rec-card .thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(36,26,19,.28),rgba(36,26,19,0) 45%,rgba(36,26,19,.42))}
.card-num{position:absolute;left:16px;top:10px;z-index:2;font-family:var(--serif);font-size:40px;line-height:1;font-weight:600;color:rgba(255,253,248,.78);text-shadow:0 2px 10px rgba(36,26,19,.45)}
.rec-card .body{padding:16px 18px 18px}
.rec-card .title{font-family:var(--serif);font-size:18px;font-weight:600;line-height:1.5;color:var(--wood);margin:0 0 8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rec-mini .title{font-size:16.5px}
.rec-card .desc{font-size:14px;line-height:1.8;color:var(--muted);margin:0 0 12px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rec-card .meta{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--muted)}
.rec-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:24px}
@media (max-width:991.98px){
  .rec-grid{grid-template-columns:1fr}
  .rec-side{grid-template-columns:1fr 1fr;grid-template-rows:none}
  .rec-3{grid-template-columns:1fr 1fr}
}
@media (max-width:575.98px){
  .rec-side{grid-template-columns:1fr}
  .rec-3{grid-template-columns:1fr}
}

/* ============ 主题合集 ============ */
.topic{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.topic+.topic{margin-top:88px}
.topic-media{position:relative;border-radius:var(--r-img);overflow:hidden;border:1px solid var(--line);box-shadow:var(--sh1)}
.topic-media img{width:100%;height:400px;object-fit:cover;transition:transform .6s var(--ease)}
.topic-media:hover img{transform:scale(1.03)}
.tabs{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:22px}
.tab{display:inline-flex;align-items:center;height:34px;padding:0 16px;border-radius:999px;border:1px solid var(--line);background:var(--card);color:var(--muted);font-size:13.5px;cursor:pointer;transition:all .22s var(--ease)}
.tab:hover{border-color:var(--celadon);color:var(--celadon-deep)}
.tab.active{background:var(--celadon);border-color:var(--celadon);color:#FBFDFB;font-weight:600}
.topic h3{font-family:var(--serif);font-size:clamp(21px,2.2vw,26px);font-weight:600;line-height:1.4;color:var(--wood);margin:0 0 16px}
.point-list{list-style:none;margin:0 0 24px;padding:0}
.point-list li{position:relative;padding:14px 0 14px 44px;border-bottom:1px solid var(--line);font-size:15.5px;line-height:1.75;color:var(--text)}
.point-list li:first-child{border-top:1px solid var(--line)}
.point-list li i{position:absolute;left:0;top:13px;font-family:var(--serif);font-style:normal;font-size:20px;color:var(--amber);font-weight:600;letter-spacing:.02em}
@media (max-width:991.98px){
  .topic{grid-template-columns:1fr;gap:32px}
  .topic+.topic{margin-top:64px}
  .topic-media img{height:280px}
  .topic-rev .topic-media{order:-1}
}
@media (max-width:575.98px){
  .topic-media img{height:220px}
  .point-list li{padding:12px 0 12px 36px;font-size:15px}
}

/* ============ 最新动态 ============ */
.news-grid{display:grid;grid-template-columns:1.15fr 1fr;gap:32px}
.news-lead{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh1);display:flex;flex-direction:column;transition:transform .24s var(--ease),box-shadow .24s var(--ease)}
.news-lead:hover{transform:translateY(-4px);box-shadow:var(--sh2)}
.news-lead .thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--soft)}
.news-lead .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.news-lead:hover .thumb img{transform:scale(1.04)}
.news-lead .body{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1}
.news-lead .title{font-family:var(--serif);font-size:20px;font-weight:600;line-height:1.5;color:var(--wood);margin:12px 0 10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-lead .sum{font-size:15px;line-height:1.82;color:var(--muted);margin:0 0 18px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-lead .meta{margin-top:auto;display:flex;align-items:center;gap:12px;font-size:13px;color:var(--muted)}
.news-list{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
.news-list li{border-bottom:1px solid var(--line)}
.news-list a{display:block;padding:20px 4px;transition:background-color .22s var(--ease)}
.news-list a:hover{background:rgba(255,253,248,.9)}
.news-item-title{font-size:16px;font-weight:600;line-height:1.6;color:var(--wood);margin:0 0 8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-item-meta{display:flex;align-items:center;gap:10px;font-size:12.5px;color:var(--muted)}
.news-empty{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);padding:64px 24px;text-align:center;box-shadow:var(--sh1)}
.news-empty .mark{width:44px;height:44px;margin:0 auto 16px;border:1px solid var(--line);border-radius:8px;position:relative}
.news-empty .mark::before,.news-empty .mark::after{content:"";position:absolute;background:var(--line)}
.news-empty .mark::before{left:12px;right:12px;top:50%;height:1px}
.news-empty .mark::after{top:12px;bottom:12px;left:50%;width:1px}
.news-empty p{margin:0;font-size:15px;color:var(--muted)}
@media (max-width:991.98px){
  .news-grid{grid-template-columns:1fr;gap:24px}
}
@media (max-width:575.98px){
  .news-list a{padding:16px 2px;min-height:72px}
  .news-list a{display:flex;flex-direction:column;justify-content:center}
}

/* ============ 数据信任条 ============ */
.stats{background:var(--soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.stat{padding:44px 24px;text-align:center;border-right:1px solid rgba(226,215,197,.9)}
.stat:last-child{border-right:0}
.stat .num{font-family:var(--serif);font-size:clamp(28px,3.4vw,44px);font-weight:600;line-height:1.1;color:var(--wood);letter-spacing:.01em}
.stat .num em{font-style:normal;font-size:.5em;margin-left:4px;color:var(--amber-deep);font-family:var(--sans);font-weight:600}
.stat .label{margin-top:12px;font-size:14px;color:var(--muted);letter-spacing:.02em}
@media (max-width:767.98px){
  .stats-grid{grid-template-columns:1fr 1fr}
  .stat{padding:30px 16px;border-bottom:1px solid rgba(226,215,197,.9)}
  .stat:nth-child(2n){border-right:0}
  .stat:nth-child(n+3){border-bottom:0}
}

/* ============ FAQ ============ */
.faq-cols{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.accordion{--bs-accordion-border-color:transparent;--bs-accordion-btn-focus-box-shadow:none}
.accordion-item{background:var(--card);border:1px solid var(--line) !important;border-radius:var(--r-faq) !important;overflow:hidden;margin-bottom:14px;box-shadow:var(--sh1);transition:box-shadow .24s var(--ease)}
.accordion-item:hover{box-shadow:var(--sh2)}
.accordion-button{position:relative;background:var(--card);color:var(--wood);font-size:16px;font-weight:600;line-height:1.6;padding:20px 54px 20px 20px;box-shadow:none !important;border-radius:var(--r-faq) !important}
.accordion-button:not(.collapsed){color:var(--wood);background:var(--card)}
.accordion-button::before{content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:0 3px 3px 0;background:var(--amber);transform:scaleY(0);transform-origin:center;transition:transform .24s var(--ease)}
.accordion-button:not(.collapsed)::before{transform:scaleY(1)}
.accordion-button::after{content:"";position:absolute;right:22px;top:50%;width:11px;height:11px;margin:0;background:none;border-right:1.5px solid var(--muted);border-bottom:1.5px solid var(--muted);transform:translateY(-70%) rotate(45deg);transition:transform .24s var(--ease),border-color .24s var(--ease)}
.accordion-button:not(.collapsed)::after{transform:translateY(-30%) rotate(-135deg);border-color:var(--amber-deep)}
.accordion-body{padding:0 22px 22px;font-size:15px;line-height:1.9;color:var(--muted)}
@media (max-width:991.98px){.faq-cols{grid-template-columns:1fr}}

/* ============ CTA ============ */
.cta-band{position:relative;background:var(--ink);color:rgba(247,242,232,.86);overflow:hidden}
.cta-band::before{content:"";position:absolute;inset:0;background-image:repeating-linear-gradient(90deg,rgba(247,242,232,.03) 0 1px,transparent 1px 9px);opacity:.9;pointer-events:none}
.cta-band .wrap{position:relative;z-index:2;padding-top:84px;padding-bottom:84px;text-align:center}
.cta-band h2{font-family:var(--serif);font-size:clamp(22px,2.6vw,32px);font-weight:600;line-height:1.35;color:#FFFDF8;margin:0 0 14px}
.cta-band p.lead{font-size:15.5px;color:rgba(247,242,232,.72);margin:0 auto;max-width:560px}
.cta-form{display:flex;justify-content:center;align-items:center;gap:12px;flex-wrap:wrap;margin:30px auto 0;max-width:620px}
.cta-form input{flex:1 1 300px;min-width:0;height:52px;padding:0 22px;border-radius:var(--r-btn);border:1px solid rgba(247,242,232,.28);background:rgba(247,242,232,.06);color:#FFFDF8;font-size:15px;transition:border-color .22s var(--ease),background-color .22s var(--ease)}
.cta-form input::placeholder{color:rgba(247,242,232,.45)}
.cta-form input:focus{outline:none;border-color:var(--amber);background:rgba(247,242,232,.1)}
.cta-form .btn-main{flex:0 0 auto;height:52px}
.privacy{font-size:12px;color:rgba(247,242,232,.5);margin:18px 0 0}
.cta-note{font-size:13.5px;color:var(--amber);margin:14px 0 0;min-height:20px}
@media (max-width:575.98px){
  .cta-band .wrap{padding-top:56px;padding-bottom:56px}
  .cta-form{flex-direction:column;align-items:stretch}
  .cta-form .btn-main{width:100%}
}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:rgba(247,242,232,.72);padding-top:72px}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.1fr;gap:40px;padding-bottom:52px}
.foot-brand .brand-seal{background:var(--cinnabar);color:#FFF6EA}
.foot-brand .brand-text{color:#FFFDF8}
.foot-brand p{font-size:14px;color:rgba(247,242,232,.58);margin:16px 0 0;line-height:1.8;max-width:280px}
.foot-brand .divider{width:52px;height:1px;background:rgba(196,135,60,.6);margin:22px 0 0;position:relative}
.foot-brand .divider::after{content:"";position:absolute;left:24px;top:-2.5px;width:6px;height:6px;background:rgba(196,135,60,.7);transform:rotate(45deg)}
.foot-col h4{font-size:14px;font-weight:600;color:#FFFDF8;margin:0 0 18px;letter-spacing:.06em}
.foot-col ul{list-style:none;margin:0;padding:0}
.foot-col li{margin-bottom:12px}
.foot-col a,.foot-col span{font-size:14px;line-height:1.7;color:rgba(247,242,232,.68)}
.foot-col a:hover{color:var(--amber)}
.foot-bottom{border-top:1px solid rgba(247,242,232,.12);padding:22px 0 28px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:rgba(247,242,232,.48)}
.foot-bottom a{color:rgba(247,242,232,.62)}
.foot-bottom a:hover{color:var(--amber)}
@media (max-width:991.98px){
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:575.98px){
  .site-footer{padding-top:52px}
  .foot-grid{grid-template-columns:1fr;gap:28px;padding-bottom:36px}
  .foot-bottom{flex-direction:column;align-items:flex-start;gap:8px}
}

/* 动效降级 */
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition-duration:.01ms !important;scroll-behavior:auto !important}
  .hcard:hover,.rec-card:hover,.news-lead:hover,.card-x:hover{transform:none !important}
}

/* roulang page: article */
:root{
  --wood:#3D2A1F;
  --wood-deep:#241A13;
  --celadon:#6F8A7A;
  --amber:#C4873C;
  --amber-deep:#A96F2C;
  --cinnabar:#A8443A;
  --paper:#F7F2E8;
  --card:#FFFDF8;
  --line:#E2D7C5;
  --text:#3B3129;
  --muted:#8A7A69;
  --font-serif:"Noto Serif SC","Source Han Serif SC","Songti SC",STSong,serif;
  --font-sans:"PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --r-card:12px;
  --r-img:10px;
  --r-sm:6px;
  --r-input:8px;
  --shadow-s:0 2px 10px rgba(36,26,19,.06);
  --shadow-h:0 14px 34px rgba(36,26,19,.14);
  --ease:cubic-bezier(.2,.7,.3,1);
  --nav-h:64px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--paper);
  color:var(--text);
  font-family:var(--font-sans);
  font-size:17px;
  line-height:1.85;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;}
a{color:inherit;}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0;}
ul,ol{padding:0;list-style:none;}
button,input{font-family:inherit;}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--amber);outline-offset:2px;}
[hidden]{display:none !important;}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
@media (min-width:1400px){.wrap{max-width:1280px;}}
@media (max-width:575.98px){.wrap{padding:0 20px;}}

/* ============ 顶部信息条 ============ */
.topbar{background:var(--wood-deep);color:rgba(247,242,232,.8);font-size:13px;height:36px;display:flex;align-items:center;}
.topbar .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;}
.topbar-left{display:flex;align-items:center;gap:10px;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.topbar-dot{opacity:.45;}
.topbar-links{display:flex;align-items:center;gap:18px;flex-shrink:0;}
.topbar a{color:inherit;text-decoration:none;transition:color .2s var(--ease);}
.topbar a:hover{color:var(--amber);}
.topbar-btn{border:1px solid rgba(247,242,232,.35);border-radius:999px;padding:2px 14px;font-size:12px;line-height:20px;}
.topbar-btn:hover{border-color:var(--amber);color:var(--amber) !important;}
@media (max-width:767.98px){
  .topbar{height:32px;font-size:12px;}
  .topbar-left .topbar-tip,.topbar-left .topbar-dot{display:none;}
  .topbar-links a:not(.topbar-btn){display:none;}
}

/* ============ 主导航 ============ */
.site-nav{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,253,248,.94);
  -webkit-backdrop-filter:blur(6px);
  backdrop-filter:blur(6px);
  border-bottom:1px solid var(--line);
}
.nav-inner{height:var(--nav-h);display:flex;align-items:center;justify-content:space-between;gap:24px;}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--wood);flex-shrink:0;}
.brand-seal{
  width:32px;height:32px;border-radius:6px;background:var(--cinnabar);color:#FFF7EC;
  font-size:13px;font-weight:700;display:grid;place-items:center;letter-spacing:.06em;
}
.brand-text{font-family:var(--font-serif);font-size:18px;font-weight:600;letter-spacing:.02em;}
.nav-menu{display:flex;align-items:center;gap:26px;}
.nav-menu > li > a{
  position:relative;display:inline-block;padding:6px 0;font-size:15px;color:var(--text);
  text-decoration:none;transition:color .2s var(--ease);
}
.nav-menu > li > a::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;background:var(--amber);
  transform:scaleX(0);transform-origin:left;transition:transform .22s var(--ease);
}
.nav-menu > li > a:hover{color:var(--wood);}
.nav-menu > li > a:hover::after,.nav-menu > li > a.active::after{transform:scaleX(1);}
.nav-menu > li > a.active{color:var(--wood);font-weight:600;}
.nav-drawer-cta{display:none;}
.nav-actions{display:flex;align-items:center;gap:14px;position:relative;z-index:1060;}
.nav-cta{
  display:inline-flex;align-items:center;height:40px;padding:0 22px;border-radius:999px;
  background:var(--amber);color:#241A13;font-size:14px;font-weight:600;text-decoration:none;
  transition:background .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease);
}
.nav-cta:hover{background:var(--amber-deep);color:#241A13;transform:translateY(-2px);box-shadow:var(--shadow-s);}
.nav-toggle{
  display:none;width:40px;height:40px;padding:0;border:1px solid var(--line);border-radius:8px;
  background:transparent;flex-direction:column;align-items:center;justify-content:center;gap:4px;cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:1.5px;background:var(--wood);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);}
@media (max-width:991.98px){
  .nav-menu{
    position:fixed;inset:0;z-index:1040;background:var(--paper);
    flex-direction:column;align-items:stretch;justify-content:flex-start;gap:0;
    padding:92px 20px 40px;overflow-y:auto;
    opacity:0;visibility:hidden;transform:translateY(-8px);
    transition:opacity .22s var(--ease),visibility .22s var(--ease),transform .22s var(--ease);
  }
  .nav-menu.open{opacity:1;visibility:visible;transform:translateY(0);}
  .nav-menu > li{width:100%;border-bottom:1px solid var(--line);}
  .nav-menu > li > a{display:block;height:44px;line-height:44px;padding:0;font-size:16px;}
  .nav-menu > li > a::after{display:none;}
  .nav-drawer-cta{display:block;border-bottom:none;margin-top:26px;}
  .nav-drawer-cta > a{
    height:48px !important;line-height:48px !important;text-align:center;border-radius:999px;
    background:var(--amber);color:#241A13 !important;font-weight:600;
  }
  .nav-cta{display:none;}
  .nav-toggle{display:flex;}
  :root{--nav-h:56px;}
}

/* ============ 面包屑带 ============ */
.crumb-band{background:var(--card);border-bottom:1px solid var(--line);}
.crumb-inner{
  min-height:60px;display:flex;align-items:center;justify-content:space-between;
  gap:18px;padding:12px 0;font-size:13px;color:var(--muted);letter-spacing:.02em;
}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:9px;min-width:0;}
.crumb a{color:var(--muted);text-decoration:none;transition:color .2s var(--ease);}
.crumb a:hover{color:var(--amber-deep);}
.crumb .sep{opacity:.5;}
.crumb .now{color:var(--wood);font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:52vw;}
.crumb-actions{display:flex;align-items:center;gap:20px;flex-shrink:0;}
.crumb-actions a{color:var(--muted);text-decoration:none;transition:color .2s var(--ease);}
.crumb-actions a:hover{color:var(--amber-deep);}
@media (max-width:575.98px){
  .crumb-actions{display:none;}
  .crumb .now{max-width:70vw;}
}

/* ============ 文章头 ============ */
.article-hero{padding:52px 0 8px;}
.article-hero .eyebrow{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:4px;
  background:rgba(111,138,122,.12);color:#4F6A5B;font-size:12px;letter-spacing:.02em;margin-bottom:18px;
}
.article-hero h1{
  font-family:var(--font-serif);font-weight:600;color:var(--wood);
  font-size:clamp(26px,3.4vw,40px);line-height:1.3;margin:0 0 22px;max-width:900px;
  letter-spacing:.01em;
}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:14px;font-size:13px;color:var(--muted);letter-spacing:.02em;}
.article-meta .dot{width:1px;height:12px;background:var(--line);}
.article-cover{margin:32px 0 0;}
.article-cover img{
  width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--r-img);
  border:1px solid var(--line);background:#EFE7DA;
}
.article-cover figcaption{font-size:13px;color:var(--muted);margin-top:12px;text-align:center;}

/* ============ 正文布局 ============ */
.article-main{padding:44px 0 88px;}
.article-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:48px;}
@media (min-width:1200px){
  .article-grid{grid-template-columns:200px minmax(0,1fr);}
}
.toc{
  position:sticky;top:calc(var(--nav-h) + 28px);align-self:start;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:20px 18px;box-shadow:var(--shadow-s);display:none;
}
@media (min-width:1200px){.toc{display:block;}}
.toc-title{
  font-size:13px;color:var(--muted);letter-spacing:.06em;padding-bottom:12px;
  border-bottom:1px solid var(--line);margin-bottom:12px;
}
.toc ul{display:flex;flex-direction:column;gap:2px;}
.toc ul a{
  display:block;padding:8px 10px;font-size:14px;line-height:1.5;color:var(--text);
  text-decoration:none;border-left:2px solid transparent;border-radius:0 6px 6px 0;
  transition:color .2s var(--ease),background .2s var(--ease),border-color .2s var(--ease);
}
.toc ul a:hover{background:rgba(196,135,60,.08);color:var(--wood);}
.toc ul a.current{border-left-color:var(--amber);background:rgba(196,135,60,.1);color:var(--wood);font-weight:600;}
.toc-foot{margin-top:16px;padding-top:14px;border-top:1px solid var(--line);}
.toc-foot a{font-size:14px;color:var(--amber-deep);text-decoration:none;border-bottom:1px solid rgba(196,135,60,.5);}
.toc-foot a:hover{color:var(--wood);}

.article-body-wrap{max-width:800px;width:100%;margin:0 auto;}

/* ============ 正文排版 ============ */
.article-body{font-size:17px;line-height:1.9;color:var(--text);}
.article-body > *:first-child{margin-top:0;}
.article-body p{margin:0 0 1.15em;}
.article-body h2{
  position:relative;font-family:var(--font-serif);font-weight:600;color:var(--wood);
  font-size:clamp(20px,2.2vw,26px);line-height:1.35;margin:2em 0 .8em;padding-left:16px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.28em;bottom:.28em;width:4px;
  background:var(--amber);border-radius:2px;
}
.article-body h3{
  font-size:18px;font-weight:600;color:var(--wood);line-height:1.5;margin:1.6em 0 .6em;
}
.article-body h4{font-size:17px;font-weight:600;color:var(--wood);margin:1.4em 0 .5em;}
.article-body strong{color:var(--wood);}
.article-body ul,.article-body ol{margin:0 0 1.2em;}
.article-body ul li{position:relative;padding-left:20px;margin-bottom:.6em;}
.article-body ul li::before{
  content:"";position:absolute;left:2px;top:.78em;width:6px;height:6px;border-radius:50%;
  background:var(--amber);opacity:.85;
}
.article-body ol{counter-reset:li;}
.article-body ol li{position:relative;padding-left:28px;margin-bottom:.6em;counter-increment:li;}
.article-body ol li::before{
  content:counter(li);position:absolute;left:0;top:0;font-family:var(--font-serif);
  font-weight:600;color:var(--amber);
}
.article-body blockquote{
  margin:1.6em 0;padding:16px 20px;background:#F1EADC;border-left:3px solid var(--celadon);
  border-radius:0 8px 8px 0;color:#4A3E33;font-size:16px;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body a{color:var(--wood);text-decoration:none;border-bottom:1px solid var(--amber);transition:color .2s var(--ease);}
.article-body a:hover{color:var(--amber-deep);}
.article-body img{
  width:auto;max-width:100%;margin:1.6em auto;border-radius:var(--r-img);
  border:1px solid var(--line);background:#EFE7DA;
}
.article-body figure{margin:1.6em 0;}
.article-body figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:10px;}
.article-body hr{border:none;border-top:1px solid var(--line);margin:2.2em 0;}
.article-body table{
  width:100%;border-collapse:collapse;margin:1.6em 0;font-size:15px;line-height:1.7;
  border:1px solid var(--line);
}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 13px;text-align:left;vertical-align:top;}
.article-body thead th{background:#F1EADC;color:var(--wood);font-weight:600;}
.article-body tbody tr:nth-child(even){background:rgba(241,234,220,.4);}
@media (max-width:575.98px){
  .article-body table{display:block;overflow-x:auto;white-space:nowrap;-webkit-overflow-scrolling:touch;}
}
.article-body pre{
  background:#F1EADC;border:1px solid var(--line);border-radius:8px;padding:16px;
  overflow-x:auto;font-family:ui-monospace,Menlo,Consolas,monospace;
  font-size:14px;line-height:1.7;margin:1.6em 0;
}
.article-body code{
  font-family:ui-monospace,Menlo,Consolas,monospace;background:#F1EADC;
  border-radius:4px;padding:1px 5px;font-size:.92em;
}
.article-body pre code{background:none;padding:0;font-size:14px;}

/* ============ 标签与返回 ============ */
.tag-row{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  margin-top:44px;padding-top:26px;border-top:1px solid var(--line);
}
.tag-row .tag-label{font-size:13px;color:var(--muted);letter-spacing:.04em;margin-right:4px;}
.badge{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:4px;
  font-size:12px;letter-spacing:.02em;background:rgba(111,138,122,.12);color:#4F6A5B;
  text-decoration:none;
}
.badge-amber{background:transparent;border:1px solid var(--amber);color:var(--amber-deep);}
.back-row{margin-top:28px;display:flex;flex-wrap:wrap;gap:12px;}

/* ============ 按钮 ============ */
.btn-primary-mk,.btn-ghost-mk{
  display:inline-flex;align-items:center;justify-content:center;height:48px;padding:0 28px;
  border-radius:999px;font-size:15px;font-weight:600;text-decoration:none;cursor:pointer;
  transition:background .22s var(--ease),color .22s var(--ease),transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.btn-primary-mk{background:var(--amber);color:#241A13;border:1px solid transparent;}
.btn-primary-mk:hover{background:var(--amber-deep);color:#241A13;transform:translateY(-2px);box-shadow:var(--shadow-h);}
.btn-ghost-mk{background:transparent;color:var(--wood);border:1px solid var(--wood);}
.btn-ghost-mk:hover{background:rgba(61,42,31,.08);transform:translateY(-2px);}
.btn-ghost-light{background:transparent;color:#F7F2E8;border:1px solid rgba(247,242,232,.45);}
.btn-ghost-light:hover{background:rgba(247,242,232,.1);transform:translateY(-2px);}
@media (max-width:575.98px){
  .btn-primary-mk,.btn-ghost-mk{width:100%;}
}

/* ============ 空态 ============ */
.empty-state{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:56px 24px;text-align:center;box-shadow:var(--shadow-s);
}
.empty-line{width:56px;height:1px;background:var(--amber);margin:0 auto 22px;}
.empty-state p{margin:0 0 18px;font-size:17px;color:var(--wood);font-family:var(--font-serif);}
.empty-state a{color:var(--amber-deep);text-decoration:none;border-bottom:1px solid var(--amber);font-size:15px;}
.empty-state a:hover{color:var(--wood);}

/* ============ 板块与卡片 ============ */
.section{padding:88px 0;}
@media (max-width:991.98px){.section{padding:72px 0;}}
@media (max-width:575.98px){.section{padding:52px 0;}}
.section-alt{background:var(--card);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.sec-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:20px;
  padding-bottom:16px;margin-bottom:32px;border-bottom:1px solid var(--line);
}
.sec-head h2{font-family:var(--font-serif);font-weight:600;font-size:clamp(22px,2.6vw,32px);line-height:1.3;color:var(--wood);}
.sec-head .sec-sub{font-size:14px;color:var(--muted);margin-top:8px;}
.sec-more{
  font-size:14px;color:var(--muted);text-decoration:none;white-space:nowrap;
  border-bottom:1px solid transparent;transition:color .2s var(--ease),border-color .2s var(--ease);
}
.sec-more:hover{color:var(--amber-deep);border-bottom-color:var(--amber);}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
@media (max-width:991.98px){.card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media (max-width:575.98px){.card-grid{grid-template-columns:minmax(0,1fr);}}
.post-card{
  display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-card);overflow:hidden;text-decoration:none;color:inherit;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-h);border-color:rgba(196,135,60,.5);color:inherit;}
.post-thumb{aspect-ratio:16/9;overflow:hidden;background:#EFE7DA;}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease);}
.post-card:hover .post-thumb img{transform:scale(1.04);}
.post-body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.post-body h3{
  font-size:17px;font-weight:600;line-height:1.5;color:var(--wood);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-meta{margin-top:auto;font-size:13px;color:var(--muted);letter-spacing:.02em;display:flex;align-items:center;gap:10px;}
.post-meta .dot{width:1px;height:11px;background:var(--line);}

/* ============ CTA 带 ============ */
.cta-band{position:relative;background:var(--wood-deep);color:#F2EAD9;overflow:hidden;}
.cta-band::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(90deg,rgba(247,242,232,.035) 0 1px,transparent 1px 14px);
}
.cta-inner{position:relative;text-align:center;padding:88px 0;}
@media (max-width:575.98px){.cta-inner{padding:56px 0;}}
.cta-inner h2{font-family:var(--font-serif);font-weight:600;font-size:clamp(22px,2.6vw,32px);line-height:1.3;margin-bottom:12px;color:#F7F2E8;}
.cta-inner .cta-sub{max-width:560px;margin:0 auto 30px;font-size:15px;line-height:1.8;color:rgba(242,234,217,.72);}
.cta-form{display:flex;gap:12px;justify-content:center;max-width:540px;margin:0 auto;}
.cta-form input{
  flex:1;min-width:0;height:52px;padding:0 22px;border-radius:999px;font-size:15px;
  background:rgba(247,242,232,.08);border:1px solid rgba(247,242,232,.25);color:#F7F2E8;outline:none;
  transition:border-color .2s var(--ease),background .2s var(--ease);
}
.cta-form input::placeholder{color:rgba(247,242,232,.45);}
.cta-form input:focus{border-color:var(--amber);background:rgba(247,242,232,.12);}
.cta-form button{
  height:52px;padding:0 30px;border-radius:999px;border:none;cursor:pointer;
  background:var(--amber);color:#241A13;font-size:15px;font-weight:600;
  transition:background .2s var(--ease),transform .2s var(--ease);
}
.cta-form button:hover{background:var(--amber-deep);transform:translateY(-2px);}
.cta-note{font-size:12px;color:rgba(242,234,217,.55);margin-top:16px;}
@media (max-width:575.98px){
  .cta-form{flex-direction:column;}
  .cta-form button{width:100%;}
}

/* ============ 页脚 ============ */
.site-footer{background:var(--wood-deep);color:rgba(242,234,217,.75);}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;padding:72px 0 48px;}
@media (max-width:991.98px){.foot-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:34px;padding:56px 0 36px;}}
@media (max-width:575.98px){.foot-grid{grid-template-columns:minmax(0,1fr);}}
.foot-brand .brand{color:#F7F2E8;}
.foot-brand .brand-text{color:#F7F2E8;}
.foot-brand p{margin-top:16px;font-size:14px;line-height:1.8;color:rgba(242,234,217,.7);}
.foot-brand .divider{width:44px;height:1px;background:rgba(196,135,60,.6);margin-top:20px;}
.foot-col h4{font-size:14px;font-weight:600;color:#F7F2E8;letter-spacing:.04em;margin-bottom:18px;}
.foot-col ul{display:flex;flex-direction:column;gap:12px;}
.foot-col li a,.foot-col li span{font-size:14px;line-height:1.6;color:rgba(242,234,217,.72);text-decoration:none;transition:color .2s var(--ease);}
.foot-col li a:hover{color:var(--amber);}
.foot-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:14px;
  padding:20px 0 28px;border-top:1px solid rgba(247,242,232,.12);
  font-size:13px;color:rgba(242,234,217,.55);
}

/* ============ Bootstrap 覆盖 ============ */
.btn{border-radius:999px;font-weight:600;}
.btn-primary{--bs-btn-bg:var(--amber);--bs-btn-border-color:var(--amber);--bs-btn-color:#241A13;--bs-btn-hover-bg:var(--amber-deep);--bs-btn-hover-border-color:var(--amber-deep);--bs-btn-hover-color:#241A13;}
.card{border-radius:var(--r-card);border:1px solid var(--line);background:var(--card);box-shadow:var(--shadow-s);}
.navbar{background:var(--card);border-bottom:1px solid var(--line);}
.form-control{border-radius:var(--r-input);border:1px solid var(--line);background:var(--card);color:var(--text);}
.form-control:focus{border-color:var(--amber);box-shadow:none;}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition-duration:.01ms !important;animation-duration:.01ms !important;}
  .post-card:hover,.btn-primary-mk:hover,.btn-ghost-mk:hover,.nav-cta:hover{transform:none !important;}
}

/* roulang page: category1 */
:root{
  --brown:#3D2A1F;
  --ink:#241A13;
  --celadon:#6F8A7A;
  --amber:#C4873C;
  --amber-dark:#A96F2C;
  --cinnabar:#A8443A;
  --paper:#F7F2E8;
  --paper-deep:#F1EADD;
  --card:#FFFDF8;
  --line:#E2D7C5;
  --text:#3B3129;
  --muted:#8A7A69;
  --r-card:12px;
  --r-img:10px;
  --r-input:8px;
  --r-badge:4px;
  --sh-1:0 2px 10px rgba(36,26,19,.06);
  --sh-2:0 14px 34px rgba(36,26,19,.14);
  --ease:cubic-bezier(.2,.7,.3,1);
  --nav-h:64px;
  --serif:"Source Han Serif SC","Noto Serif SC","Songti SC",STSong,serif;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--paper);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
  font-size:16.5px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input{font-family:inherit;font-size:inherit;}
h1,h2,h3,h4{font-family:var(--serif);color:var(--brown);margin:0;}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--amber);outline-offset:2px;border-radius:4px;}

.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
@media(min-width:1400px){.wrap{max-width:1280px;}}

/* ============ 顶部信息条 ============ */
.topbar{background:var(--ink);color:rgba(247,242,232,.8);font-size:13px;line-height:1.5;}
.topbar .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:36px;}
.topbar .tb-left{display:flex;align-items:center;gap:8px;}
.topbar .tb-left .dot{opacity:.5;}
.topbar .tb-right{display:flex;align-items:center;gap:18px;}
.topbar a{color:rgba(247,242,232,.82);transition:color .22s var(--ease);}
.topbar a:hover{color:var(--amber);}
.topbar .tb-btn{display:inline-flex;align-items:center;height:24px;padding:0 12px;border-radius:999px;background:var(--amber);color:#2B1B10;font-weight:600;}
.topbar .tb-btn:hover{background:var(--amber-dark);color:#2B1B10;}

/* ============ 主导航 ============ */
.site-nav{position:sticky;top:0;z-index:1030;background:rgba(255,253,248,.94);border-bottom:1px solid var(--line);backdrop-filter:blur(6px);}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:var(--nav-h);}
.brand{display:inline-flex;align-items:center;gap:10px;}
.brand-seal{
  width:32px;height:32px;border-radius:8px;background:var(--cinnabar);color:#FFF7EC;
  display:grid;place-items:center;font-size:13px;font-weight:700;letter-spacing:.04em;flex:none;
}
.brand-text{font-family:var(--serif);font-size:17px;font-weight:600;color:var(--brown);white-space:nowrap;}
.nav-menu{display:flex;align-items:center;gap:28px;}
.nav-menu a{position:relative;display:inline-block;padding:6px 0;font-size:15px;color:var(--brown);transition:color .22s var(--ease);}
.nav-menu a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--amber);
  transform:scaleX(0);transform-origin:left;transition:transform .24s var(--ease);
}
.nav-menu a:hover{color:var(--amber-dark);}
.nav-menu a:hover::after,.nav-menu a.active::after{transform:scaleX(1);}
.nav-menu a.active{color:var(--brown);font-weight:600;}
.nav-actions{display:flex;align-items:center;gap:12px;}
.nav-cta{
  display:inline-flex;align-items:center;height:40px;padding:0 22px;border-radius:999px;
  background:var(--amber);color:#2B1B10;font-weight:600;font-size:14.5px;
  transition:background .22s var(--ease),transform .22s var(--ease);
}
.nav-cta:hover{background:var(--amber-dark);transform:translateY(-2px);}
.nav-toggle{
  display:none;width:42px;height:38px;border:1px solid var(--line);border-radius:8px;
  background:transparent;flex-direction:column;justify-content:center;align-items:center;gap:5px;cursor:pointer;
}
.nav-toggle span{width:18px;height:1.5px;background:var(--brown);border-radius:2px;transition:.24s var(--ease);}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6.5px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg);}
.nav-drawer-cta{display:none;}

/* ============ 分类头图 ============ */
.page-hero{
  position:relative;min-height:300px;display:flex;align-items:center;overflow:hidden;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(36,26,19,.92) 0%,rgba(36,26,19,.6) 52%,rgba(36,26,19,.16) 100%);
}
.page-hero .wrap{position:relative;z-index:2;padding-top:52px;padding-bottom:52px;}
.crumb{font-size:13px;color:rgba(247,242,232,.72);letter-spacing:.02em;margin-bottom:18px;}
.crumb a{color:rgba(247,242,232,.72);transition:color .22s var(--ease);}
.crumb a:hover{color:var(--amber);}
.crumb .sep{margin:0 8px;opacity:.5;}
.crumb .cur{color:rgba(247,242,232,.95);font-weight:600;}
.page-hero h1{
  color:#FBF6EC;font-size:clamp(28px,3.6vw,42px);line-height:1.24;font-weight:600;
  max-width:15em;letter-spacing:.01em;
}
.page-hero .lead{color:rgba(247,242,232,.82);font-size:16px;margin:16px 0 26px;max-width:24em;}
.hero-chips{display:flex;flex-wrap:wrap;gap:12px;}

/* 胶囊 */
.chip{
  display:inline-flex;align-items:center;gap:6px;padding:8px 18px;border-radius:999px;
  border:1px solid var(--line);background:var(--card);color:var(--brown);font-size:14px;
  transition:.22s var(--ease);white-space:nowrap;
}
.chip:hover{border-color:var(--amber);color:var(--amber-dark);transform:translateY(-2px);}
.chip.active{background:var(--amber);border-color:var(--amber);color:#2B1B10;font-weight:600;}
.chip-light{border-color:rgba(247,242,232,.42);background:rgba(247,242,232,.08);color:#F7F2E8;}
.chip-light:hover{background:var(--amber);border-color:var(--amber);color:#2B1B10;}

/* 锚点条 */
.anchor-bar{position:sticky;top:var(--nav-h);z-index:1020;background:#FBF7EF;border-bottom:1px solid var(--line);}
.anchor-bar .wrap{display:flex;gap:12px;align-items:center;padding-top:12px;padding-bottom:12px;overflow-x:auto;scrollbar-width:none;}
.anchor-bar .wrap::-webkit-scrollbar{display:none;}

/* ============ 通用板块 ============ */
.section{padding:88px 0;}
.section.tight{padding-top:64px;}
.sec-head{margin-bottom:40px;}
.sec-tag{
  display:inline-block;font-size:12.5px;letter-spacing:.14em;color:var(--celadon);
  padding:2px 10px;border:1px solid rgba(111,138,122,.35);border-radius:var(--r-badge);margin-bottom:14px;
}
.sec-head h2{font-size:clamp(22px,2.6vw,32px);line-height:1.3;}
.sec-head .sub{color:var(--muted);font-size:15px;margin-top:10px;max-width:44em;}
.sec-head.split{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;}
.link-arrow{
  position:relative;display:inline-block;font-size:14.5px;color:var(--amber-dark);font-weight:600;
  padding-bottom:2px;
}
.link-arrow::after{
  content:"";position:absolute;left:0;bottom:0;width:100%;height:1px;background:currentColor;
  transform:scaleX(0);transform-origin:left;transition:transform .24s var(--ease);
}
.link-arrow:hover::after{transform:scaleX(1);}
.divider-line{height:1px;background:var(--line);position:relative;margin:0;}
.divider-line::before{
  content:"";position:absolute;left:50%;top:50%;width:7px;height:7px;background:var(--paper);
  border:1px solid var(--line);transform:translate(-50%,-50%) rotate(45deg);
}

/* 按钮 */
.btn-main,.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;height:50px;padding:0 28px;
  border-radius:999px;font-size:16px;font-weight:600;cursor:pointer;
  transition:background .22s var(--ease),color .22s var(--ease),transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.btn-main{background:var(--amber);border:1px solid var(--amber);color:#2B1B10;}
.btn-main:hover{background:var(--amber-dark);border-color:var(--amber-dark);color:#2B1B10;transform:translateY(-2px);box-shadow:0 10px 24px rgba(36,26,19,.2);}
.btn-ghost{background:transparent;border:1px solid var(--brown);color:var(--brown);}
.btn-ghost:hover{background:rgba(61,42,31,.08);transform:translateY(-2px);}
.btn-ghost-light{border-color:rgba(247,242,232,.5);color:#F7F2E8;}
.btn-ghost-light:hover{background:rgba(247,242,232,.12);}
.btn-sm{height:42px;padding:0 20px;font-size:14.5px;}

/* ============ 主体布局 ============ */
.layout-side{padding-top:72px;padding-bottom:88px;}
.zz{
  display:grid;grid-template-columns:6fr 5fr;gap:40px;align-items:center;
  padding:44px 0;border-top:1px solid var(--line);
}
.zz:first-child{border-top:0;padding-top:0;}
.zz.rev{grid-template-columns:5fr 6fr;}
.zz.rev .zz-media{order:2;}
.zz-media img{
  width:100%;height:330px;object-fit:cover;border-radius:var(--r-img);border:1px solid var(--line);
  transition:transform .24s var(--ease);
}
.zz-media{overflow:hidden;border-radius:var(--r-img);}
.zz-media:hover img{transform:scale(1.03);}
.zz-body h2{font-size:23px;line-height:1.38;margin-bottom:16px;}
.zz-body p{font-size:16px;color:var(--text);}
.num-list{margin-top:22px;display:grid;gap:12px;border-top:1px solid var(--line);padding-top:20px;}
.num-list li{display:flex;gap:14px;align-items:flex-start;font-size:15.5px;color:var(--text);}
.num-list .n{
  font-family:var(--serif);font-size:22px;line-height:1.3;color:var(--amber);min-width:30px;flex:none;
}

/* 侧栏 */
.side-aside{position:sticky;top:calc(var(--nav-h) + 78px);}
.side-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--sh-1);margin-bottom:20px;
}
.side-card h3{font-size:17px;margin-bottom:14px;}
.side-card .meta{font-size:13px;color:var(--muted);letter-spacing:.02em;}
.side-links li{border-top:1px solid var(--line);}
.side-links li:first-child{border-top:0;}
.side-links a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:12px 0;font-size:15px;color:var(--brown);transition:color .22s var(--ease),padding-left .22s var(--ease);
}
.side-links a:hover{color:var(--amber-dark);padding-left:6px;}
.side-links a span{color:var(--muted);font-size:13px;}
.contact-card{background:var(--paper-deep);border-color:#E4D9C4;}
.contact-card .row-line{display:flex;justify-content:space-between;gap:10px;font-size:14.5px;padding:9px 0;border-bottom:1px dashed rgba(61,42,31,.16);}
.contact-card .row-line:last-of-type{border-bottom:0;}
.contact-card .row-line b{font-weight:600;color:var(--brown);}
.contact-card .btn-main{width:100%;margin-top:18px;}
.news-list li{border-top:1px solid var(--line);padding:12px 0;}
.news-list li:first-child{border-top:0;padding-top:0;}
.news-list a{display:block;font-size:15px;color:var(--brown);line-height:1.6;transition:color .22s var(--ease);}
.news-list a:hover{color:var(--amber-dark);}
.news-list .meta{display:block;margin-top:6px;}

/* 流程 */
.flow{display:grid;grid-template-columns:repeat(5,1fr);gap:18px;position:relative;margin-top:8px;}
.flow::before{content:"";position:absolute;left:0;right:0;top:22px;height:1px;background:var(--line);}
.flow-step{position:relative;padding-top:58px;}
.flow-step .dot{
  position:absolute;top:8px;left:0;width:30px;height:30px;border-radius:50%;
  background:var(--card);border:1px solid var(--line);display:grid;place-items:center;
  font-family:var(--serif);font-size:15px;color:var(--amber);
}
.flow-step h3{font-size:17px;margin-bottom:8px;}
.flow-step p{font-size:14.5px;color:var(--muted);line-height:1.75;}

/* 数据条 */
.stat-band{background:var(--paper-deep);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:56px 0;}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);}
.stat-item{padding:0 24px;border-left:1px solid rgba(61,42,31,.14);}
.stat-item:first-child{border-left:0;padding-left:0;}
.stat-item .num{font-family:var(--serif);font-size:38px;line-height:1.15;color:var(--brown);}
.stat-item .num small{font-size:16px;margin-left:4px;color:var(--muted);font-family:inherit;}
.stat-item .txt{font-size:14.5px;color:var(--muted);margin-top:6px;}

/* ============ FAQ ============ */
.faq .accordion-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-img);overflow:hidden;margin-bottom:16px;
}
.faq .accordion-button{
  background:var(--card);color:var(--brown);font-size:16px;font-weight:600;line-height:1.6;
  padding:20px 22px;box-shadow:none;border:0;border-radius:var(--r-img);
}
.faq .accordion-button:not(.collapsed){color:var(--brown);box-shadow:none;background:var(--card);}
.faq .accordion-button::after{
  width:16px;height:16px;flex:none;margin-left:16px;
  background-image:linear-gradient(currentColor,currentColor),linear-gradient(currentColor,currentColor);
  background-size:16px 1.5px,1.5px 16px;background-position:center,center;background-repeat:no-repeat;
  color:var(--amber);transition:transform .24s var(--ease);opacity:.9;
}
.faq .accordion-button:not(.collapsed)::after{transform:rotate(45deg);}
.faq .accordion-button:focus{box-shadow:none;}
.faq .accordion-body{padding:0 22px 22px 22px;font-size:15px;line-height:1.9;color:var(--text);}
.faq .accordion-item{position:relative;}
.faq .accordion-item:has(.accordion-button:not(.collapsed))::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--amber);z-index:2;
}

/* ============ CTA ============ */
.cta-band{background:var(--ink);color:#F7F2E8;position:relative;overflow:hidden;padding:84px 0;}
.cta-band::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(90deg,rgba(247,242,232,.035) 0 1px,transparent 1px 12px);
}
.cta-band .wrap{position:relative;z-index:2;text-align:center;}
.cta-band h2{color:#FBF6EC;font-size:clamp(22px,2.6vw,30px);}
.cta-band .sub{color:rgba(247,242,232,.72);margin-top:14px;font-size:15.5px;}
.cta-form{display:flex;gap:14px;max-width:560px;margin:30px auto 0;align-items:flex-end;text-align:left;}
.cta-form .field{flex:1;display:flex;flex-direction:column;gap:8px;}
.cta-form label{font-size:13px;color:rgba(247,242,232,.72);}
.cta-form input{
  height:52px;border-radius:999px;border:1px solid rgba(247,242,232,.28);
  background:rgba(247,242,232,.06);color:#F7F2E8;padding:0 22px;width:100%;
  transition:border-color .22s var(--ease),background .22s var(--ease);
}
.cta-form input::placeholder{color:rgba(247,242,232,.4);}
.cta-form input:focus{outline:none;border-color:var(--amber);background:rgba(247,242,232,.1);}
.cta-form .btn-main{flex:none;}
.privacy-note{font-size:12px;color:rgba(247,242,232,.55);margin-top:18px;}
.form-tip{font-size:14px;color:var(--amber);margin-top:16px;min-height:20px;}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:rgba(247,242,232,.72);padding-top:72px;font-size:14px;}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px;}
.foot-brand .brand-text{color:#F7F2E8;}
.foot-brand p{font-size:14px;color:rgba(247,242,232,.65);margin-top:16px;}
.foot-brand .divider{height:1px;background:rgba(247,242,232,.16);margin-top:20px;position:relative;margin-bottom:0;}
.foot-brand .divider::before{
  content:"";position:absolute;left:0;top:50%;width:7px;height:7px;background:var(--amber);
  transform:translateY(-50%) rotate(45deg);
}
.foot-col h4{color:#F7F2E8;font-size:15px;margin-bottom:18px;font-family:var(--serif);}
.foot-col li{margin-bottom:12px;line-height:1.6;}
.foot-col a,.foot-col span{color:rgba(247,242,232,.7);font-size:14px;transition:color .22s var(--ease);}
.foot-col a:hover{color:var(--amber);}
.foot-bottom{
  border-top:1px solid rgba(247,242,232,.14);margin-top:48px;padding:20px 0 24px;
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:13px;color:rgba(247,242,232,.55);
}

/* ============ 响应式 ============ */
@media(max-width:1199.98px){
  .zz-media img{height:300px;}
}
@media(max-width:991.98px){
  :root{--nav-h:56px;}
  .nav-toggle{display:flex;}
  .nav-cta{display:none;}
  .nav-menu{
    position:fixed;left:0;right:0;top:calc(32px + var(--nav-h));bottom:0;
    background:var(--card);flex-direction:column;align-items:stretch;gap:0;
    padding:8px 20px 96px;overflow-y:auto;display:none;z-index:1025;
    border-top:1px solid var(--line);
  }
  .nav-menu.open{display:flex;}
  .nav-menu li{border-bottom:1px solid var(--line);}
  .nav-menu a{display:flex;align-items:center;height:52px;font-size:16px;padding:0;}
  .nav-menu a::after{display:none;}
  .nav-menu a.active{color:var(--amber-dark);}
  .nav-drawer-cta{display:block;border-bottom:0;margin-top:20px;}
  .nav-drawer-cta a{
    justify-content:center;height:50px;border-radius:999px;background:var(--amber);color:#2B1B10;font-weight:600;
  }
  .page-hero{min-height:260px;}
  .section{padding:72px 0;}
  .layout-side{padding-top:56px;padding-bottom:72px;}
  .zz,.zz.rev{grid-template-columns:1fr;gap:24px;}
  .zz.rev .zz-media{order:0;}
  .zz-media img{height:260px;}
  .side-aside{position:static;margin-top:40px;}
  .flow{grid-template-columns:repeat(2,1fr);}
  .flow::before{display:none;}
  .flow-step{padding-top:0;padding-left:44px;}
  .flow-step .dot{top:0;}
  .stat-grid{grid-template-columns:1fr 1fr;gap:28px 0;}
  .stat-item:nth-child(3){border-left:0;padding-left:0;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-band{padding:68px 0;}
}
@media(max-width:767.98px){
  .topbar .tb-left .tip{display:none;}
  .cta-form{flex-direction:column;align-items:stretch;}
  .cta-form .btn-main{width:100%;}
}
@media(max-width:575.98px){
  .wrap{padding:0 20px;}
  body{font-size:16px;}
  .topbar{font-size:12px;}
  .topbar .tb-right a:not(.tb-btn){display:none;}
  .page-hero{min-height:220px;}
  .page-hero .wrap{padding-top:36px;padding-bottom:36px;}
  .section{padding:52px 0;}
  .layout-side{padding-top:44px;padding-bottom:56px;}
  .zz{padding:32px 0;}
  .zz-media img{height:220px;}
  .flow{grid-template-columns:1fr;}
  .stat-grid{grid-template-columns:1fr;}
  .stat-item{border-left:0;padding:0;}
  .foot-grid{grid-template-columns:1fr;}
  .foot-bottom{flex-direction:column;gap:8px;}
  .btn-main,.btn-ghost{width:100%;}
  .hero-chips .chip{flex:1;justify-content:center;}
}
@media(prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;}
  html{scroll-behavior:auto;}
}

/* roulang page: category2 */
:root{
  --ink:#241A13;
  --wood:#3D2A1F;
  --celadon:#6F8A7A;
  --amber:#C4873C;
  --amber-dark:#A96F2C;
  --cinnabar:#A8443A;
  --paper:#F7F2E8;
  --cream:#FBF6EC;
  --card:#FFFDF8;
  --line:#E2D7C5;
  --text:#3B3129;
  --text-2:#5A4A3D;
  --muted:#8A7A69;

  --font-serif:"Noto Serif SC","Source Han Serif SC","Songti SC",STSong,serif;
  --font-sans:"PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;

  --r-card:12px;
  --r-img:10px;
  --r-btn:999px;
  --r-sm:6px;
  --r-badge:4px;

  --sh-1:0 2px 10px rgba(36,26,19,.06);
  --sh-2:0 14px 34px rgba(36,26,19,.14);
  --ease:cubic-bezier(.2,.7,.3,1);
  --t:220ms;

  --nav-h:64px;
  --topbar-h:36px;

  /* Bootstrap 变量重塑 */
  --bs-primary:#C4873C;
  --bs-primary-rgb:196,135,60;
  --bs-body-bg:#F7F2E8;
  --bs-body-color:#3B3129;
  --bs-border-color:#E2D7C5;
  --bs-border-radius:12px;
  --bs-link-color:#3D2A1F;
  --bs-link-hover-color:#A96F2C;
  --bs-font-sans-serif:"PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --bs-accordion-bg:#FFFDF8;
  --bs-accordion-border-color:#E2D7C5;
  --bs-accordion-btn-focus-box-shadow:none;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16.5px;
  line-height:1.85;
  color:var(--text);
  background:var(--paper);
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color var(--t) var(--ease),border-color var(--t) var(--ease),background-color var(--t) var(--ease)}
a:hover{color:var(--amber-dark)}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-weight:600;color:var(--wood);letter-spacing:.01em}
p{margin:0}
button,input{font-family:inherit;font-size:inherit}
:focus-visible{outline:2px solid var(--amber);outline-offset:2px}

.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
@media (min-width:1400px){.wrap{max-width:1280px}}
@media (max-width:575.98px){.wrap{padding:0 20px}}

/* ============ 顶部信息条 ============ */
.topbar{background:var(--ink);color:rgba(247,242,232,.8);height:var(--topbar-h);display:flex;align-items:center;font-size:13px}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px}
.topbar-left{letter-spacing:.02em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.topbar-right{display:flex;align-items:center;gap:18px;flex-shrink:0}
.topbar-link{color:rgba(247,242,232,.8);font-size:13px;position:relative}
.topbar-link:hover{color:var(--amber)}
.topbar-btn{display:inline-flex;align-items:center;height:24px;padding:0 12px;border-radius:999px;background:var(--amber);color:#2A1D12;font-size:12px;font-weight:600}
.topbar-btn:hover{background:var(--amber-dark);color:#2A1D12}

/* ============ 主导航 ============ */
.site-nav{
  position:sticky;top:0;z-index:60;
  background:rgba(255,253,248,.94);
  -webkit-backdrop-filter:blur(6px);
  backdrop-filter:blur(6px);
  border-bottom:1px solid var(--line);
}
.nav-inner{height:var(--nav-h);display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:inline-flex;align-items:center;gap:10px}
.brand-seal{
  width:32px;height:32px;flex:0 0 32px;border-radius:6px;background:var(--cinnabar);color:#FFF8EF;
  display:grid;place-items:center;font-family:var(--font-sans);font-weight:700;font-size:13px;letter-spacing:.04em;
  box-shadow:0 2px 8px rgba(168,68,58,.24);
}
.brand-text{font-family:var(--font-serif);font-size:17px;font-weight:600;color:var(--wood);letter-spacing:.02em;white-space:nowrap}
.nav-menu{display:flex;align-items:center;gap:4px}
.nav-menu > li > a{
  position:relative;display:block;padding:10px 15px;font-size:15px;color:#4A3E33;border-radius:8px;white-space:nowrap;
}
.nav-menu > li > a::after{
  content:"";position:absolute;left:15px;right:15px;bottom:4px;height:2px;background:var(--amber);
  transform:scaleX(0);transform-origin:left;transition:transform var(--t) var(--ease);
}
.nav-menu > li > a:hover{color:var(--wood)}
.nav-menu > li > a:hover::after{transform:scaleX(1)}
.nav-menu > li > a.active{color:var(--wood);font-weight:600}
.nav-menu > li > a.active::after{transform:scaleX(1)}
.nav-actions{display:flex;align-items:center;gap:12px}
.nav-cta{
  display:inline-flex;align-items:center;justify-content:center;height:42px;padding:0 24px;border-radius:999px;
  background:var(--amber);color:#2A1D12;font-weight:600;font-size:15px;white-space:nowrap;
  transition:background-color var(--t) var(--ease),transform var(--t) var(--ease),box-shadow var(--t) var(--ease);
}
.nav-cta:hover{background:var(--amber-dark);color:#2A1D12;transform:translateY(-2px);box-shadow:0 10px 22px rgba(196,135,60,.26)}
.nav-toggle{
  display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:10px;background:var(--card);
  padding:0;cursor:pointer;position:relative;
}
.nav-toggle span{
  position:absolute;left:11px;right:11px;height:1.5px;background:var(--wood);border-radius:2px;
  transition:transform var(--t) var(--ease),opacity var(--t) var(--ease);
}
.nav-toggle span:nth-child(1){top:14px}
.nav-toggle span:nth-child(2){top:20px}
.nav-toggle span:nth-child(3){top:26px}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(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(-6px) rotate(-45deg)}
.nav-drawer-cta{display:none}

/* ============ 分类头图 ============ */
.cat-hero{
  position:relative;min-height:310px;display:flex;align-items:center;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;color:#F7F2E8;overflow:hidden;
}
.cat-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(36,26,19,.92) 0%,rgba(36,26,19,.62) 52%,rgba(36,26,19,.18) 100%);
}
.cat-hero .wrap{position:relative;z-index:1;padding-top:52px;padding-bottom:52px}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(247,242,232,.72);letter-spacing:.02em}
.crumb a{color:rgba(247,242,232,.72)}
.crumb a:hover{color:var(--amber)}
.crumb .sep{opacity:.5}
.crumb .now{color:#F7F2E8;font-weight:600}
.cat-hero h1{
  margin:18px 0 14px;color:#FFF8EF;font-family:var(--font-serif);font-weight:600;
  font-size:clamp(28px,4vw,46px);line-height:1.24;letter-spacing:.01em;
}
.cat-hero .lead-line{font-size:16px;color:rgba(247,242,232,.8);max-width:620px;line-height:1.8}
.hero-pills{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.pill{
  display:inline-flex;align-items:center;gap:8px;height:39px;padding:0 18px;border-radius:999px;
  border:1px solid rgba(247,242,232,.45);color:#F7F2E8;font-size:14px;background:rgba(247,242,232,.04);
}
.pill:hover{border-color:var(--amber);background:var(--amber);color:#2A1D12}
.pill .dot{width:5px;height:5px;border-radius:50%;background:var(--amber)}
.pill:hover .dot{background:#2A1D12}

/* ============ 锚点条 ============ */
.anchor-bar{
  position:sticky;top:var(--nav-h);z-index:50;
  background:rgba(247,242,232,.96);
  -webkit-backdrop-filter:blur(6px);
  backdrop-filter:blur(6px);
  border-bottom:1px solid var(--line);
}
.anchor-inner{display:flex;gap:10px;overflow-x:auto;padding:11px 0;scrollbar-width:none}
.anchor-inner::-webkit-scrollbar{display:none}
.anchor-link{
  white-space:nowrap;padding:7px 16px;border-radius:999px;border:1px solid var(--line);background:var(--card);
  font-size:14px;color:#4A3E33;
}
.anchor-link:hover{border-color:var(--amber);color:var(--amber-dark)}
.anchor-link.is-active{background:var(--amber);border-color:var(--amber);color:#2A1D12;font-weight:600}

/* ============ 通用板块 ============ */
.section{padding:88px 0;scroll-margin-top:132px}
.section.alt{background:var(--cream);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;padding-bottom:20px;border-bottom:1px solid var(--line);margin-bottom:36px}
.sec-head h2{font-family:var(--font-serif);font-size:clamp(22px,2.6vw,32px);line-height:1.32}
.sec-head .sub{margin-top:8px;font-size:14px;color:var(--muted)}
.sec-more{font-size:14px;color:var(--amber-dark);white-space:nowrap;border-bottom:1px solid transparent}
.sec-more:hover{border-bottom-color:var(--amber)}
.kicker{
  display:inline-block;font-size:12px;letter-spacing:.06em;color:var(--celadon);
  background:rgba(111,138,122,.12);border-radius:var(--r-badge);padding:3px 9px;margin-bottom:12px;
}

/* ============ 大图卡（4:3） ============ */
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}
.cat-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  box-shadow:var(--sh-1);transition:transform var(--t) var(--ease),box-shadow var(--t) var(--ease),border-color var(--t) var(--ease);
  height:100%;display:flex;flex-direction:column;
}
.cat-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#D6C7AF}
.cover{position:relative;overflow:hidden;background:#EFE7D9}
.cover.ratio-43{aspect-ratio:4/3}
.cover.ratio-169{aspect-ratio:16/9}
.cover img{width:100%;height:100%;object-fit:cover;transition:transform 340ms var(--ease)}
.cat-card:hover .cover img{transform:scale(1.04)}
.cover::after{content:"";position:absolute;inset:0;border:1px solid rgba(36,26,19,.06);border-radius:0}
.badge-cat{
  position:absolute;left:14px;top:14px;z-index:2;height:24px;display:inline-flex;align-items:center;
  padding:0 10px;border-radius:var(--r-badge);font-size:12px;letter-spacing:.02em;
  background:rgba(111,138,122,.9);color:#FFFDF8;
}
.card-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-body h3{font-size:17.5px;line-height:1.5;font-weight:600}
.card-body p{font-size:15px;color:var(--text-2);line-height:1.8}
.param-row{
  margin-top:auto;padding-top:12px;border-top:1px dashed var(--line);
  font-size:13px;color:var(--muted);letter-spacing:.02em;
}

/* ============ 紧凑三列卡 ============ */
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.mini-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  box-shadow:var(--sh-1);transition:transform var(--t) var(--ease),box-shadow var(--t) var(--ease);
}
.mini-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.mini-card .card-body{padding:18px}
.mini-card h3{font-size:16.5px}
.mini-card p{font-size:14.5px}

/* ============ 流程步骤 ============ */
.step-list{border-top:1px solid var(--line)}
.step-item{display:grid;grid-template-columns:76px minmax(0,1fr);gap:22px;padding:24px 0;border-bottom:1px solid var(--line)}
.step-num{font-family:var(--font-serif);font-size:34px;line-height:1.05;font-weight:600;color:rgba(61,42,31,.24)}
.step-item h3{font-size:17px;margin-bottom:6px}
.step-item p{font-size:15px;color:var(--text-2)}
.step-item .tip{display:inline-block;margin-top:8px;font-size:13px;color:var(--celadon);background:rgba(111,138,122,.1);border-radius:var(--r-badge);padding:3px 9px}

/* ============ 侧栏 ============ */
.side-stack{display:flex;flex-direction:column;gap:22px}
.side-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);padding:22px;box-shadow:var(--sh-1)}
.side-card h3{font-size:16px;margin-bottom:14px;padding-bottom:12px;border-bottom:1px solid var(--line)}
.side-links li + li{border-top:1px solid var(--line)}
.side-links a{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:12px 0;font-size:14.5px;color:var(--text-2)}
.side-links a:hover{color:var(--amber-dark)}
.side-links .arrow{color:var(--muted);font-size:13px;transition:transform var(--t) var(--ease)}
.side-links a:hover .arrow{transform:translateX(3px);color:var(--amber)}
.contact-list li{font-size:14.5px;color:var(--text-2);padding:6px 0;display:flex;gap:10px;align-items:flex-start}
.contact-list .k{color:var(--muted);font-size:13px;min-width:52px;line-height:1.9}
.side-cta{
  display:flex;align-items:center;justify-content:center;width:100%;height:46px;margin-top:16px;border-radius:999px;
  background:var(--amber);color:#2A1D12;font-weight:600;font-size:15px;
}
.side-cta:hover{background:var(--amber-dark);color:#2A1D12;transform:translateY(-2px)}
.news-item{display:block;padding:13px 0;border-bottom:1px solid var(--line)}
.news-item:last-child{border-bottom:0}
.news-item .t{font-size:14.5px;color:var(--text-2);line-height:1.7;transition:color var(--t) var(--ease)}
.news-item:hover .t{color:var(--amber-dark)}
.news-item .m{display:block;margin-top:5px;font-size:12.5px;color:var(--muted);letter-spacing:.02em}
@media (min-width:992px){.side-sticky{position:sticky;top:132px}}

/* ============ FAQ ============ */
.accordion-item{
  background:var(--card);border:1px solid var(--line);border-radius:10px;overflow:hidden;margin-bottom:14px;
}
.accordion-item:last-child{margin-bottom:0}
.accordion-button{
  background:var(--card);color:var(--wood);font-size:16px;font-weight:600;line-height:1.6;
  padding:18px 54px 18px 22px;box-shadow:none;border:0;position:relative;width:100%;
}
.accordion-button:not(.collapsed){background:var(--cream);color:var(--wood);box-shadow:inset 3px 0 0 var(--amber)}
.accordion-button::after{
  content:"";position:absolute;right:24px;top:50%;width:10px;height:10px;margin:0;
  border-right:1.5px solid var(--amber);border-bottom:1.5px solid var(--amber);
  transform:translateY(-70%) rotate(45deg);transition:transform var(--t) var(--ease);background:none;
}
.accordion-button:not(.collapsed)::after{transform:translateY(-30%) rotate(225deg)}
.accordion-button:focus{box-shadow:none;border-color:var(--line)}
.accordion-button:focus-visible{outline:2px solid var(--amber);outline-offset:-2px}
.accordion-body{padding:4px 24px 22px;font-size:15px;line-height:1.9;color:var(--text-2);background:var(--card)}
.accordion-button:not(.collapsed) + .accordion-collapse .accordion-body{background:var(--cream)}

/* ============ CTA 带 ============ */
.cta-band{position:relative;background:var(--ink);color:#F2EADF;padding:88px 0;overflow:hidden}
.cta-band::before{
  content:"";position:absolute;inset:0;opacity:.03;
  background-image:repeating-linear-gradient(90deg,#F7F2E8 0 1px,transparent 1px 14px);
}
.cta-band .wrap{position:relative;z-index:1;text-align:center}
.cta-band h2{color:#FFF8EF;font-family:var(--font-serif);font-size:clamp(22px,2.6vw,32px);line-height:1.35}
.cta-band .desc{margin-top:14px;font-size:15.5px;color:rgba(247,242,232,.72)}
.cta-form{display:flex;justify-content:center;gap:12px;margin:30px auto 0;max-width:540px}
.cta-form input[type="tel"]{
  flex:1;height:52px;padding:0 22px;border-radius:999px;border:1px solid rgba(247,242,232,.28);
  background:rgba(247,242,232,.06);color:#F7F2E8;font-size:15px;
}
.cta-form input[type="tel"]::placeholder{color:rgba(247,242,232,.5)}
.cta-form input[type="tel"]:focus{outline:none;border-color:var(--amber);background:rgba(247,242,232,.1)}
.cta-form button{
  height:52px;padding:0 30px;border:0;border-radius:999px;background:var(--amber);color:#2A1D12;
  font-weight:600;font-size:16px;cursor:pointer;transition:background-color var(--t) var(--ease),transform var(--t) var(--ease);
}
.cta-form button:hover{background:var(--amber-dark);transform:translateY(-2px)}
.cta-note{margin-top:16px;font-size:12px;color:rgba(247,242,232,.5)}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:rgba(247,242,232,.72);padding-top:64px}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px}
.foot-brand .brand-text{color:#F7F2E8}
.foot-brand p{margin-top:16px;font-size:14px;color:rgba(247,242,232,.6)}
.divider{height:1px;background:rgba(247,242,232,.14);margin-top:22px;position:relative}
.divider::after{content:"";position:absolute;left:0;top:-2px;width:5px;height:5px;background:var(--amber);transform:rotate(45deg)}
.foot-col h4{color:#F7F2E8;font-size:14px;letter-spacing:.05em;margin-bottom:18px}
.foot-col li{margin-bottom:12px;font-size:14px;line-height:1.7}
.foot-col a{color:rgba(247,242,232,.72)}
.foot-col a:hover{color:var(--amber)}
.foot-col span{color:rgba(247,242,232,.62)}
.foot-bottom{
  margin-top:48px;padding:20px 0;border-top:1px solid rgba(247,242,232,.14);
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;
  font-size:13px;color:rgba(247,242,232,.5);
}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .grid-2{gap:22px}
  .grid-3{gap:18px}
}
@media (max-width:991.98px){
  :root{--nav-h:56px}
  .nav-toggle{display:block}
  .nav-cta{display:none}
  .nav-menu{
    position:fixed;inset:var(--nav-h) 0 0 0;z-index:55;
    background:var(--card);flex-direction:column;align-items:stretch;gap:0;
    padding:12px 24px 96px;overflow-y:auto;
    transform:translateX(101%);visibility:hidden;
    transition:transform 260ms var(--ease),visibility 260ms var(--ease);
    border-top:1px solid var(--line);
  }
  .nav-menu.open{transform:translateX(0);visibility:visible}
  .nav-menu > li{border-bottom:1px solid var(--line)}
  .nav-menu > li > a{padding:14px 4px;font-size:16px;min-height:44px;display:flex;align-items:center}
  .nav-menu > li > a::after{display:none}
  .nav-menu > li > a.active{color:var(--amber-dark)}
  .nav-drawer-cta{display:block;margin-top:24px;border-bottom:0 !important}
  .nav-drawer-cta a{
    display:flex;align-items:center;justify-content:center;height:48px;border-radius:999px;
    background:var(--amber);color:#2A1D12 !important;font-weight:600;padding:0 !important;
  }
  .grid-2{grid-template-columns:1fr}
  .grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}
  .section{padding:72px 0}
  .cat-hero{min-height:280px}
  .side-sticky{position:static}
}
@media (max-width:767.98px){
  .topbar-left{display:none}
  .topbar-hide-sm{display:none}
  .foot-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}
  .sec-head{flex-direction:column;align-items:flex-start;gap:12px}
}
@media (max-width:575.98px){
  body{font-size:16px}
  .grid-3{grid-template-columns:1fr}
  .section{padding:52px 0}
  .cat-hero{min-height:230px}
  .cat-hero .wrap{padding-top:36px;padding-bottom:36px}
  .step-item{grid-template-columns:52px minmax(0,1fr);gap:14px}
  .step-num{font-size:26px}
  .cta-band{padding:56px 0}
  .cta-form{flex-direction:column}
  .cta-form button{width:100%}
  .foot-grid{grid-template-columns:1fr}
  .card-body{padding:18px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{transition:none !important;animation:none !important}
  .cat-card:hover,.mini-card:hover{transform:none}
}