/* roulang page: index */
:root{
  --ink:#1B1F2A;
  --ink-soft:#2B3140;
  --paper:#FBF7F2;
  --card:#FFFFFF;
  --line:#E8E1D8;
  --muted:#6B7280;
  --orange:#FF5A3C;
  --amber:#FFB020;
  --green:#0E9F6E;
  --r-lg:22px;
  --r-md:16px;
  --shadow:0 10px 30px rgba(27,31,42,.08);
  --shadow-h:0 16px 38px rgba(27,31,42,.14);
  --grad:linear-gradient(135deg,#FF5A3C 0%,#FFB020 100%);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  background:var(--paper);
  color:var(--ink);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
button{font-family:inherit}

.site-shell{display:grid;grid-template-columns:264px minmax(0,1fr);min-height:100vh}
.content-col{min-width:0;display:flex;flex-direction:column}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* ---------- 左侧导航 ---------- */
.side-nav{
  position:sticky;top:0;height:100vh;overflow-y:auto;
  background:#fff;border-right:1px solid var(--line);
  padding:24px 18px 28px;display:flex;flex-direction:column;gap:20px;
  z-index:40;
}
.brand{display:flex;align-items:center;gap:12px}
.brand-mark{
  width:44px;height:44px;flex:0 0 44px;border-radius:14px;
  background:var(--grad);color:#fff;display:flex;align-items:center;justify-content:center;
  font-size:18px;box-shadow:0 8px 18px rgba(255,90,60,.32);
}
.brand-text{display:flex;flex-direction:column;line-height:1.35}
.brand-text strong{font-size:16px;font-weight:800;letter-spacing:-0.01em}
.brand-text small{font-size:12px;color:var(--muted);font-weight:500}
.side-badges{display:flex;flex-wrap:wrap;gap:8px}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:999px;font-size:12.5px;font-weight:600;
  background:rgba(255,90,60,.10);color:#C2410C;border:1px solid rgba(255,90,60,.25);
}
.chip .dot{width:7px;height:7px;border-radius:50%;background:var(--orange);display:inline-block}
.chip-green{background:rgba(14,159,110,.10);color:#0B7E58;border-color:rgba(14,159,110,.28)}
.chip-green .dot{background:var(--green)}
.nav-group{font-size:11.5px;letter-spacing:.14em;color:#A79E92;font-weight:700;margin:6px 0 4px;padding-left:12px}
.side-links{display:flex;flex-direction:column;gap:2px}
.side-link{
  position:relative;display:block;padding:10px 12px;border-radius:12px;
  font-size:14.5px;color:#3F4653;font-weight:500;
  transition:background .2s,color .2s,transform .2s;
}
.side-link:hover{background:#F6F0E9;color:var(--ink);transform:translateX(2px)}
.side-link.is-active{background:rgba(255,90,60,.10);color:var(--ink);font-weight:700}
.side-link.is-active::before{
  content:"";position:absolute;left:0;top:10px;bottom:10px;width:3px;border-radius:3px;background:var(--grad);
}
.side-cta{margin-top:auto;display:flex;flex-direction:column;gap:12px;padding-top:16px;border-top:1px dashed var(--line)}
.side-hot{background:#FBF7F2;border:1px solid var(--line);border-radius:14px;padding:12px 14px}
.side-hot span{display:block;font-size:12px;color:var(--muted)}
.side-hot strong{display:block;font-size:14px;font-weight:700;margin-top:2px}

/* ---------- 移动端顶栏与抽屉 ---------- */
.mobile-bar{
  display:none;position:sticky;top:0;z-index:60;
  align-items:center;justify-content:space-between;gap:12px;
  padding:12px 18px;background:rgba(251,247,242,.96);
  border-bottom:1px solid var(--line);backdrop-filter:blur(8px);
}
.mobile-bar .brand-mark{width:36px;height:36px;flex:0 0 36px;border-radius:12px;font-size:15px}
.mobile-bar .brand-text strong{font-size:14.5px}
.mobile-bar .brand-text small{font-size:11px}
.menu-btn{
  width:42px;height:42px;border-radius:12px;border:1px solid var(--line);
  background:#fff;color:var(--ink);font-size:17px;cursor:pointer;
  display:flex;align-items:center;justify-content:center;
}
.menu-btn:focus-visible{outline:2px solid var(--orange);outline-offset:2px}
.drawer{
  position:fixed;inset:0;z-index:80;background:rgba(27,31,42,.42);
  opacity:0;pointer-events:none;transition:opacity .25s ease;
}
.drawer.open{opacity:1;pointer-events:auto}
.drawer-panel{
  position:absolute;top:0;right:0;width:min(330px,86vw);height:100%;
  background:#fff;padding:20px 18px;overflow-y:auto;
  transform:translateX(100%);transition:transform .28s ease;
  display:flex;flex-direction:column;gap:14px;
}
.drawer.open .drawer-panel{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between}
.drawer-close{
  width:38px;height:38px;border-radius:10px;border:1px solid var(--line);
  background:#fff;cursor:pointer;font-size:15px;color:var(--muted);
}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;
  padding:78px 0 84px;
  background:
    radial-gradient(880px 420px at 10% -10%,rgba(255,90,60,.16),transparent 62%),
    radial-gradient(720px 400px at 92% 6%,rgba(255,176,32,.20),transparent 64%),
    var(--paper);
  border-bottom:1px solid var(--line);
}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:url('/assets/images/e4fdb4823e6ef81c.webp') center/cover no-repeat;
  opacity:.09;
}
.hero-grid{position:relative;display:grid;grid-template-columns:1.08fr .92fr;gap:52px;align-items:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;font-size:13px;font-weight:700;
  background:#fff;border:1px solid var(--line);color:#C2410C;box-shadow:var(--shadow);
}
.hero h1{
  font-size:clamp(30px,4vw,50px);line-height:1.18;font-weight:800;letter-spacing:-0.015em;
  margin:18px 0 16px;
}
.hero h1 .dot-sep{color:var(--orange);padding:0 4px}
.hero h1 .hl{
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{color:#4B5361;font-size:16.5px;max-width:600px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin:26px 0 22px}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px}

/* Hero 右侧：配图卡 + 时段选择卡 */
.hero-panel{display:flex;flex-direction:column;gap:16px}
.hero-card{position:relative;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow)}
.hero-card img{width:100%;height:268px;object-fit:cover}
.float-badge{
  position:absolute;left:16px;bottom:16px;
  background:rgba(255,255,255,.94);border:1px solid var(--line);border-radius:14px;
  padding:10px 14px;font-size:13px;font-weight:700;color:var(--ink);
  display:flex;align-items:center;gap:8px;box-shadow:var(--shadow);
}
.float-badge i{color:var(--green)}
.slot-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:20px;box-shadow:var(--shadow)}
.slot-title{font-size:13.5px;font-weight:700;color:var(--muted);margin-bottom:12px}
.slot-group{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-bottom:14px}
.slot{
  padding:10px 8px;border-radius:12px;border:1px solid var(--line);background:#FDFAF6;
  font-size:13.5px;font-weight:600;color:#4B5361;cursor:pointer;
  transition:all .2s ease;
}
.slot:hover{border-color:rgba(255,90,60,.45);color:#C2410C}
.slot.is-on{background:rgba(255,90,60,.10);border-color:rgba(255,90,60,.5);color:#C2410C;font-weight:700}
.slot:focus-visible{outline:2px solid var(--orange);outline-offset:2px}

/* ---------- 通用按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:999px;font-size:15px;font-weight:700;
  border:1px solid transparent;cursor:pointer;line-height:1.2;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease,color .2s ease;
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 24px rgba(255,90,60,.28)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(255,90,60,.34)}
.btn-primary:active{transform:translateY(0);box-shadow:0 6px 16px rgba(255,90,60,.26)}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line);box-shadow:var(--shadow)}
.btn-ghost:hover{transform:translateY(-2px);box-shadow:var(--shadow-h);border-color:#DCD2C5}
.btn:focus-visible{outline:2px solid var(--orange);outline-offset:3px}
.btn-block{width:100%}
.btn-sm{padding:10px 20px;font-size:14px}

/* ---------- 通用板块 ---------- */
.section{padding:88px 0}
.section-alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-head{max-width:780px;margin-bottom:42px}
.sec-title{font-size:clamp(25px,2.7vw,34px);line-height:1.28;font-weight:800;letter-spacing:-0.01em;margin:14px 0 12px}
.sec-title .hl{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.sec-desc{color:var(--muted);font-size:15.5px}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}

/* 卖点三连 */
.sell-strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.sell-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:20px;
  display:flex;gap:14px;align-items:flex-start;box-shadow:var(--shadow);
  transition:transform .22s ease,box-shadow .22s ease;
}
.sell-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-h)}
.sell-ico{
  width:40px;height:40px;flex:0 0 40px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:rgba(255,90,60,.10);color:var(--orange);font-size:16px;
}
.sell-item strong{display:block;font-size:15px;font-weight:700}
.sell-item p{font-size:13.5px;color:var(--muted);line-height:1.7;margin-top:4px}

/* 服务矩阵卡片 */
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--shadow);padding:26px;
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
  display:flex;flex-direction:column;gap:12px;height:100%;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-h);border-color:#DED4C6}
.card-ico{
  width:48px;height:48px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  background:var(--grad);color:#fff;font-size:18px;box-shadow:0 8px 18px rgba(255,90,60,.26);
}
.card h3{font-size:18px;font-weight:750;line-height:1.45}
.card p{font-size:14.5px;color:var(--muted)}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;padding-top:8px}
.tag{
  display:inline-block;padding:4px 11px;border-radius:999px;font-size:12.5px;font-weight:600;
  background:#FBF7F2;border:1px solid var(--line);color:#6B6255;
}
.card-link{font-size:14px;font-weight:700;color:#C2410C;display:inline-flex;align-items:center;gap:6px}
.card-link:hover{color:var(--orange);gap:10px}

/* 数据徽章墙 */
.stat-band{
  background:var(--ink);color:#fff;border-radius:var(--r-lg);
  padding:38px 32px;position:relative;overflow:hidden;
}
.stat-band::after{
  content:"";position:absolute;left:0;right:0;top:0;height:4px;background:var(--grad);
}
.stat-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:22px}
.stat-num{
  font-size:clamp(26px,3vw,36px);font-weight:800;letter-spacing:-0.02em;
  background:linear-gradient(135deg,#FF8A66,#FFC555);-webkit-background-clip:text;background-clip:text;color:transparent;
  line-height:1.1;
}
.stat-label{font-size:13.5px;color:rgba(255,255,255,.72);margin-top:6px}

/* 覆盖城市 */
.city-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.city-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:22px;box-shadow:var(--shadow)}
.city-card h3{font-size:16px;font-weight:750;display:flex;align-items:center;gap:8px;margin-bottom:10px}
.city-card h3 i{color:var(--orange)}
.city-list{display:flex;flex-wrap:wrap;gap:8px}
.city-list span{
  font-size:13px;padding:4px 10px;border-radius:8px;background:#FBF7F2;border:1px solid var(--line);color:#5A5348;
}

/* 流程 */
.flow-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;position:relative}
.flow-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:24px;box-shadow:var(--shadow);position:relative}
.flow-num{
  width:36px;height:36px;border-radius:11px;background:rgba(255,90,60,.10);color:#C2410C;
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:15px;margin-bottom:14px;
}
.flow-item h3{font-size:16px;font-weight:750;margin-bottom:8px}
.flow-item p{font-size:14px;color:var(--muted)}

/* 场景卡 */
.scene-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.scene-card{
  border-radius:var(--r-md);padding:24px;background:#fff;border:1px solid var(--line);
  box-shadow:var(--shadow);transition:transform .22s ease,box-shadow .22s ease;
}
.scene-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-h)}
.scene-card h3{font-size:16.5px;font-weight:750;margin-bottom:8px;display:flex;align-items:center;gap:8px}
.scene-card h3 i{color:var(--green);font-size:14px}
.scene-card p{font-size:14px;color:var(--muted)}

/* 图文专题 */
.feature-band{
  position:relative;overflow:hidden;border-radius:var(--r-lg);color:#fff;
  background:linear-gradient(120deg,rgba(27,31,42,.92),rgba(27,31,42,.78)),
             url('/assets/images/11f753ca148de878.webp') center/cover no-repeat;
  padding:56px 44px;
}
.feature-band h2{font-size:clamp(24px,2.6vw,32px);font-weight:800;line-height:1.3;margin-bottom:14px}
.feature-band p{color:rgba(255,255,255,.82);max-width:640px}
.feature-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:28px}
.feature-list li{
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);border-radius:14px;
  padding:16px 18px;font-size:14px;color:rgba(255,255,255,.9);
}
.feature-list li strong{display:block;font-size:15px;color:#fff;margin-bottom:4px}

/* 一页速览 */
.summary-list{display:grid;gap:14px}
.summary-item{
  display:flex;gap:14px;align-items:flex-start;background:#fff;border:1px solid var(--line);
  border-radius:14px;padding:18px 20px;box-shadow:var(--shadow);
}
.summary-item .idx{
  width:28px;height:28px;flex:0 0 28px;border-radius:9px;background:var(--grad);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:800;
}
.summary-item strong{font-size:15px;font-weight:750;display:block}
.summary-item p{font-size:14px;color:var(--muted)}

/* 场景墙 */
.wall-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.wall-card{
  position:relative;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--shadow);background:#fff;transition:transform .24s ease,box-shadow .24s ease;
}
.wall-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-h)}
.wall-card img{width:100%;height:196px;object-fit:cover;transition:transform .4s ease}
.wall-card:hover img{transform:scale(1.04)}
.wall-body{padding:20px 22px 24px}
.wall-body h3{font-size:16.5px;font-weight:750;margin-bottom:8px}
.wall-body p{font-size:14px;color:var(--muted)}
.wall-tag{
  position:absolute;top:14px;left:14px;padding:4px 12px;border-radius:999px;font-size:12px;font-weight:700;
  background:rgba(255,255,255,.94);color:#C2410C;border:1px solid rgba(255,90,60,.25);
}

/* 下载区 */
.dl-wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:32px;align-items:center}
.dl-cards{display:grid;gap:14px}
.dl-card{
  display:flex;align-items:center;gap:16px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-md);padding:18px 20px;box-shadow:var(--shadow);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.dl-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-h);border-color:rgba(255,90,60,.35)}
.dl-ico{
  width:46px;height:46px;flex:0 0 46px;border-radius:13px;display:flex;align-items:center;justify-content:center;
  background:rgba(255,90,60,.10);color:var(--orange);font-size:18px;
}
.dl-info{flex:1;min-width:0}
.dl-info strong{display:block;font-size:15.5px;font-weight:750}
.dl-info span{font-size:13px;color:var(--muted)}
.dl-visual{border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow)}
.dl-visual img{width:100%;height:100%;object-fit:cover;min-height:260px}

/* 资讯列表 */
.news-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.news-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:22px;
  box-shadow:var(--shadow);display:flex;flex-direction:column;gap:10px;height:100%;
  transition:transform .22s ease,box-shadow .22s ease;
}
.news-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-h)}
.news-top{display:flex;align-items:center;justify-content:space-between;gap:10px}
.news-cat{
  font-size:12px;font-weight:700;color:#0B7E58;background:rgba(14,159,110,.10);
  border:1px solid rgba(14,159,110,.24);padding:3px 10px;border-radius:999px;
}
.news-date{font-size:12.5px;color:#A79E92}
.news-title{font-size:16.5px;font-weight:750;line-height:1.55}
.news-title a:hover{color:#C2410C}
.news-desc{font-size:14px;color:var(--muted);flex:1}
.news-more{font-size:13.5px;font-weight:700;color:#C2410C;display:inline-flex;align-items:center;gap:6px}
.news-more:hover{gap:10px;color:var(--orange)}
.empty-state{
  background:#fff;border:1px dashed var(--line);border-radius:var(--r-md);
  padding:46px 24px;text-align:center;color:var(--muted);box-shadow:var(--shadow);
}
.empty-state i{font-size:26px;color:#D8CDBE;display:block;margin-bottom:10px}
.sec-foot{margin-top:34px;display:flex;justify-content:center}

/* 保障与隐私 */
.assure-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.assure-item{display:flex;gap:16px;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:22px;box-shadow:var(--shadow)}
.assure-item .ico{
  width:42px;height:42px;flex:0 0 42px;border-radius:12px;background:rgba(14,159,110,.10);
  color:var(--green);display:flex;align-items:center;justify-content:center;font-size:16px;
}
.assure-item h3{font-size:15.5px;font-weight:750;margin-bottom:6px}
.assure-item p{font-size:14px;color:var(--muted)}

/* 深色保障条 */
.dark-strip{
  background:var(--ink);color:#fff;border-radius:var(--r-lg);padding:34px 38px;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px;
  border:1px solid rgba(255,90,60,.32);
  box-shadow:0 18px 44px rgba(27,31,42,.24);
  position:relative;overflow:hidden;
}
.dark-strip::after{content:"";position:absolute;inset:0;background:radial-gradient(520px 220px at 88% 10%,rgba(255,90,60,.22),transparent 70%);pointer-events:none}
.dark-strip-info{position:relative;z-index:1}
.dark-strip-info h2{font-size:clamp(20px,2.2vw,26px);font-weight:800;margin-bottom:8px}
.dark-strip-info p{color:rgba(255,255,255,.74);font-size:14.5px}
.dark-strip-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}
.dark-strip-tags span{
  font-size:12.5px;padding:4px 12px;border-radius:999px;color:#FFD8C9;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);
}

/* FAQ */
.faq-list{display:grid;gap:12px;max-width:920px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);overflow:hidden}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 22px;font-size:15.5px;font-weight:700;
  display:flex;align-items:center;justify-content:space-between;gap:14px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary .arrow{transition:transform .25s ease;color:var(--orange);font-size:13px}
.faq-item[open] summary .arrow{transform:rotate(180deg)}
.faq-item[open] summary{color:#C2410C}
.faq-body{padding:0 22px 20px;color:var(--muted);font-size:14.5px}
.faq-item summary:focus-visible{outline:2px solid var(--orange);outline-offset:-2px}

/* 预约表单 */
.book-wrap{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:start}
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:28px;box-shadow:var(--shadow)}
.field{margin-bottom:16px}
.field label{display:block;font-size:13.5px;font-weight:700;color:#3F4653;margin-bottom:7px}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;border-radius:12px;border:1px solid var(--line);
  background:#FDFAF6;font-size:14.5px;color:var(--ink);
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--orange);background:#fff;
  box-shadow:0 0 0 3px rgba(255,90,60,.14);
}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-tip{margin-top:12px;font-size:13.5px;color:#0B7E58;display:none}
.form-tip.is-on{display:block}
.form-note{font-size:12.5px;color:#A79E92;margin-top:10px}
.book-side{display:flex;flex-direction:column;gap:18px}
.book-side-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:26px;box-shadow:var(--shadow)}
.book-side-card h3{font-size:17px;font-weight:750;margin-bottom:10px}
.book-side-card p{font-size:14.5px;color:var(--muted)}
.book-side-card ul{display:grid;gap:10px;margin-top:14px}
.book-side-card li{font-size:14px;color:#4B5361;display:flex;gap:10px;align-items:flex-start}
.book-side-card li i{color:var(--orange);margin-top:6px;font-size:12px}

/* 页脚 */
.site-footer{background:var(--ink);color:rgba(255,255,255,.74);margin-top:0;position:relative}
.site-footer::before{content:"";display:block;height:4px;background:var(--grad)}
.footer-inner{padding:58px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px}
.footer-brand .brand-mark{margin-bottom:14px}
.footer-brand strong{display:block;color:#fff;font-size:16.5px;font-weight:800;margin-bottom:10px}
.footer-brand p{font-size:13.5px;line-height:1.8;max-width:320px;color:rgba(255,255,255,.62)}
.footer-col h4{font-size:14px;color:#fff;font-weight:750;margin-bottom:14px}
.footer-col a{display:block;font-size:13.5px;padding:5px 0;color:rgba(255,255,255,.68)}
.footer-col a:hover{color:#FFB020}
.footer-bottom{
  margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  font-size:13px;color:rgba(255,255,255,.5);
}

/* 响应式 */
@media (max-width:1279px){
  .stat-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:28px}
}
@media (max-width:1023px){
  .site-shell{grid-template-columns:1fr}
  .side-nav{display:none}
  .mobile-bar{display:flex}
  .hero{padding:48px 0 56px}
  .hero-grid{grid-template-columns:1fr;gap:34px}
  .section{padding:64px 0}
  .grid-3,.city-grid,.scene-grid,.news-grid,.wall-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .sell-strip{grid-template-columns:repeat(2,minmax(0,1fr))}
  .flow-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .feature-list{grid-template-columns:1fr 1fr}
  .dl-wrap{grid-template-columns:1fr}
  .book-wrap{grid-template-columns:1fr}
  .feature-band{padding:40px 28px}
}
@media (max-width:767px){
  .container{padding:0 18px}
  .hero h1{font-size:clamp(26px,7vw,34px)}
  .hero-card img{height:210px}
  .section{padding:48px 0}
  .grid-3,.grid-2,.city-grid,.scene-grid,.news-grid,.wall-grid,.assure-grid,.sell-strip,.flow-grid,.feature-list{grid-template-columns:1fr}
  .stat-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
  .stat-band{padding:28px 22px}
  .card,.news-card,.scene-card,.assure-item{padding:20px}
  .slot-group{grid-template-columns:1fr}
  .hero-actions .btn{width:100%}
  .field-row{grid-template-columns:1fr}
  .dark-strip{padding:26px 22px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:24px}
  .footer-brand{grid-column:1 / -1}
  .footer-bottom{flex-direction:column}
  .feature-band{padding:32px 22px}
}
@media (max-width:520px){
  .footer-grid{grid-template-columns:1fr}
  .dl-card{flex-wrap:wrap}
  .dl-card .btn{width:100%}
}

/* roulang page: category1 */
:root{
  --ink:#1B1F2A;
  --ink-soft:#2B3140;
  --paper:#FBF7F2;
  --card:#FFFFFF;
  --line:#E8E1D8;
  --muted:#6B7280;
  --orange:#FF5A3C;
  --amber:#FFB020;
  --green:#0E9F6E;
  --r-lg:22px;
  --r-md:16px;
  --shadow:0 10px 30px rgba(27,31,42,.08);
  --shadow-h:0 16px 38px rgba(27,31,42,.14);
  --grad:linear-gradient(135deg,#FF5A3C 0%,#FFB020 100%);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  background:var(--paper);
  color:var(--ink);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease}
button{font-family:inherit}
h1,h2,h3,h4,p{margin:0}
ul{margin:0;padding:0;list-style:none}
::selection{background:rgba(255,90,60,.22)}
.layout{
  display:grid;
  grid-template-columns:264px minmax(0,1fr);
  align-items:start;
  min-height:100vh;
  background:var(--paper);
}
.content-col{min-width:0;display:flex;flex-direction:column}
.container{width:100%;max-width:1140px;margin:0 auto;padding:0 28px}
/* ---------- 左侧导航 ---------- */
.side-nav{
  position:sticky;top:0;height:100vh;overflow-y:auto;
  background:#fff;border-right:1px solid var(--line);
  padding:24px 18px 22px;display:flex;flex-direction:column;gap:18px;
  z-index:40;
}
.brand{display:flex;align-items:center;gap:12px}
.brand-mark{
  width:44px;height:44px;flex:0 0 44px;border-radius:14px;
  background:var(--grad);color:#fff;display:flex;align-items:center;justify-content:center;
  font-size:18px;box-shadow:0 8px 18px rgba(255,90,60,.32);
}
.brand-text{display:flex;flex-direction:column;line-height:1.35;min-width:0}
.brand-text strong{font-size:15.5px;font-weight:800;letter-spacing:-.01em}
.brand-text small{font-size:12px;color:var(--muted);font-weight:500}
.side-badges{display:flex;flex-wrap:wrap;gap:8px}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:999px;font-size:12.5px;font-weight:600;
  background:rgba(255,90,60,.10);color:#C2410C;border:1px solid rgba(255,90,60,.25);
  white-space:nowrap;
}
.chip .dot{width:7px;height:7px;border-radius:50%;background:var(--orange);display:inline-block}
.chip-green{background:rgba(14,159,110,.10);color:#0B7E58;border-color:rgba(14,159,110,.28)}
.chip-green .dot{background:var(--green)}
.nav-group{font-size:11.5px;letter-spacing:.14em;color:#A79E92;font-weight:700;margin:6px 0 2px;padding-left:12px}
.side-links{display:flex;flex-direction:column;gap:4px}
.side-link{
  display:flex;align-items:center;gap:10px;
  padding:10px 12px;border-radius:12px;font-size:14.5px;font-weight:600;color:#4B5361;
  border-left:3px solid transparent;
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease;
}
.side-link i{width:16px;text-align:center;font-size:13px;color:#A79E92;transition:color .2s ease}
.side-link:hover{background:#FDF1EC;color:#C2410C;transform:translateX(2px)}
.side-link:hover i{color:#C2410C}
.side-link:focus-visible{outline:2px solid var(--orange);outline-offset:2px}
.side-link.is-active{background:rgba(255,90,60,.10);color:var(--ink);border-left-color:var(--orange)}
.side-link.is-active i{color:var(--orange)}
.side-cta{
  margin-top:auto;display:flex;flex-direction:column;gap:12px;
  padding-top:16px;border-top:1px dashed var(--line);
}
.hotline-box{background:#FBF3EC;border:1px solid var(--line);border-radius:14px;padding:12px 14px}
.hotline-box strong{display:block;font-size:14px;font-weight:800}
.hotline-box span{font-size:12.5px;color:var(--muted)}
/* ---------- 移动端顶栏与抽屉 ---------- */
.mobile-bar{
  display:none;position:sticky;top:0;z-index:60;
  align-items:center;justify-content:space-between;gap:12px;
  padding:12px 18px;background:rgba(251,247,242,.96);
  border-bottom:1px solid var(--line);backdrop-filter:blur(8px);
}
.mobile-bar .brand-mark{width:36px;height:36px;flex:0 0 36px;border-radius:12px;font-size:15px}
.mobile-bar .brand-text strong{font-size:14px}
.mobile-bar .brand-text small{font-size:11px}
.menu-btn{
  width:42px;height:42px;flex:0 0 42px;border-radius:12px;border:1px solid var(--line);
  background:#fff;color:var(--ink);font-size:17px;cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  transition:border-color .2s ease,color .2s ease;
}
.menu-btn:hover{border-color:rgba(255,90,60,.4);color:var(--orange)}
.menu-btn:focus-visible{outline:2px solid var(--orange);outline-offset:2px}
.drawer{
  position:fixed;inset:0;z-index:80;background:rgba(27,31,42,.42);
  opacity:0;pointer-events:none;transition:opacity .25s ease;
}
.drawer.open{opacity:1;pointer-events:auto}
.drawer-panel{
  position:absolute;top:0;right:0;width:min(330px,86vw);height:100%;
  background:#fff;padding:20px 18px;overflow-y:auto;
  transform:translateX(100%);transition:transform .28s ease;
  display:flex;flex-direction:column;gap:14px;
}
.drawer.open .drawer-panel{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between}
.drawer-close{
  width:38px;height:38px;border-radius:10px;border:1px solid var(--line);
  background:#fff;cursor:pointer;font-size:15px;color:var(--muted);
  transition:color .2s ease,border-color .2s ease;
}
.drawer-close:hover{color:var(--orange);border-color:rgba(255,90,60,.4)}
/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:999px;font-size:15px;font-weight:700;
  border:1px solid transparent;cursor:pointer;line-height:1.2;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease,color .2s ease;
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 24px rgba(255,90,60,.28)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(255,90,60,.34)}
.btn-primary:active{transform:translateY(0);box-shadow:0 6px 16px rgba(255,90,60,.26)}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line);box-shadow:var(--shadow)}
.btn-ghost:hover{border-color:rgba(255,90,60,.42);color:#C2410C;transform:translateY(-2px);box-shadow:var(--shadow-h)}
.btn-ghost:active{transform:translateY(0)}
.btn:focus-visible{outline:2px solid var(--orange);outline-offset:3px}
.btn-sm{padding:10px 18px;font-size:13.5px}
.btn-block{width:100%}
/* ---------- 分类页头 ---------- */
.cat-hero{
  position:relative;overflow:hidden;
  padding:52px 0 58px;
  background:
    radial-gradient(760px 380px at 8% -12%,rgba(255,90,60,.15),transparent 62%),
    radial-gradient(640px 360px at 96% 4%,rgba(255,176,32,.18),transparent 64%),
    var(--paper);
  border-bottom:1px solid var(--line);
}
.cat-hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:url('/assets/images/11f753ca148de878.webp') center/cover no-repeat;
  opacity:.07;
}
.cat-hero-grid{
  position:relative;display:grid;grid-template-columns:1.32fr .68fr;gap:40px;align-items:center;
}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:16px}
.crumb a:hover{color:#C2410C}
.crumb i{font-size:9px;color:#C4BAAE}
.cat-hero h1{
  font-size:clamp(27px,3.3vw,40px);line-height:1.2;font-weight:800;letter-spacing:-.015em;
  margin-bottom:14px;
}
.cat-hero h1 .hl{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.cat-lead{color:#4B5361;font-size:16px;max-width:620px}
.cat-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.cat-badges{display:flex;flex-wrap:wrap;gap:9px;margin-top:20px}
.info-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:22px;box-shadow:var(--shadow);
}
.info-card h2{font-size:14px;font-weight:800;color:var(--muted);letter-spacing:.06em;margin-bottom:14px}
.info-row{display:flex;align-items:flex-start;justify-content:space-between;gap:14px;padding:11px 0;border-bottom:1px dashed var(--line)}
.info-row:last-child{border-bottom:0;padding-bottom:0}
.info-row span{font-size:13.5px;color:var(--muted);flex:0 0 auto}
.info-row strong{font-size:13.5px;font-weight:700;text-align:right;color:var(--ink)}
/* ---------- 通用 section ---------- */
section{padding:62px 0;scroll-margin-top:24px}
.sec-alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-head{margin-bottom:30px;max-width:760px}
.sec-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:800;letter-spacing:.1em;color:#C2410C;
  background:rgba(255,90,60,.10);border:1px solid rgba(255,90,60,.25);
  padding:4px 12px;border-radius:999px;margin-bottom:12px;
}
.sec-head h2{font-size:clamp(21px,2.3vw,29px);line-height:1.3;font-weight:800;letter-spacing:-.01em}
.sec-head p{color:var(--muted);font-size:14.5px;margin-top:10px}
/* ---------- 说明条 ---------- */
.point-bar{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:-42px;position:relative;z-index:5}
.point{
  display:flex;gap:12px;align-items:flex-start;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:16px 18px;box-shadow:var(--shadow);
}
.point i{
  width:34px;height:34px;flex:0 0 34px;border-radius:10px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(14,159,110,.12);color:#0B7E58;font-size:14px;
}
.point strong{display:block;font-size:14.5px;font-weight:800}
.point p{font-size:13px;color:var(--muted);line-height:1.7}
/* ---------- 服务项目卡 ---------- */
.svc-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.svc-card{
  display:flex;flex-direction:column;gap:10px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:22px;box-shadow:var(--shadow);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.svc-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-h);border-color:rgba(255,90,60,.34)}
.svc-icon{
  width:44px;height:44px;border-radius:13px;display:flex;align-items:center;justify-content:center;
  background:rgba(255,90,60,.10);color:#C2410C;font-size:17px;
}
.svc-card h3{font-size:16.5px;font-weight:800;line-height:1.45;letter-spacing:-.005em}
.svc-card p{font-size:13.5px;color:var(--muted);line-height:1.75}
.tags{display:flex;flex-wrap:wrap;gap:7px;margin-top:auto;padding-top:6px}
.tag{
  display:inline-flex;align-items:center;gap:5px;
  padding:3px 10px;border-radius:999px;font-size:12px;font-weight:600;
  background:#F5F0E9;color:#7A6A57;border:1px solid var(--line);
}
.tag-green{background:rgba(14,159,110,.10);color:#0B7E58;border-color:rgba(14,159,110,.24)}
.svc-foot{display:flex;justify-content:center;margin-top:30px}
/* ---------- 覆盖城市 ---------- */
.cover-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:36px;align-items:center}
.cover-figure{position:relative;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow)}
.cover-figure img{width:100%;height:320px;object-fit:cover}
.cover-float{
  position:absolute;left:16px;bottom:16px;
  background:rgba(255,255,255,.95);border:1px solid var(--line);border-radius:13px;
  padding:9px 14px;font-size:12.5px;font-weight:700;display:flex;align-items:center;gap:7px;
  box-shadow:var(--shadow);
}
.cover-float i{color:var(--green)}
.cover-text p{color:#4B5361;font-size:14.5px}
.city-cloud{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.city{
  padding:6px 13px;border-radius:10px;font-size:13px;font-weight:600;
  background:#fff;border:1px solid var(--line);color:#4B5361;
  transition:border-color .2s ease,color .2s ease,background .2s ease;
}
.city:hover{border-color:rgba(255,90,60,.4);color:#C2410C;background:#FDF1EC}
.cover-note{
  margin-top:18px;font-size:13px;color:var(--muted);
  border-left:3px solid rgba(255,90,60,.45);padding-left:12px;
}
/* ---------- 流程 ---------- */
.flow-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.flow-card{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:20px 18px;box-shadow:0 6px 18px rgba(27,31,42,.05);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.flow-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:rgba(255,90,60,.3)}
.flow-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:30px;height:30px;border-radius:9px;
  background:var(--grad);color:#fff;font-size:13px;font-weight:800;
  margin-bottom:12px;
}
.flow-card h3{font-size:15.5px;font-weight:800;margin-bottom:6px}
.flow-card p{font-size:13px;color:var(--muted);line-height:1.72}
/* ---------- 夜间与跨城深色条 ---------- */
.dark-band{
  background:radial-gradient(620px 300px at 12% 0%,rgba(255,90,60,.24),transparent 62%),var(--ink);
  color:#fff;padding:54px 0;
  border-top:1px solid rgba(255,255,255,.08);
  border-bottom:1px solid rgba(255,255,255,.08);
}
.dark-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:38px;align-items:center}
.dark-band h2{font-size:clamp(21px,2.3vw,28px);font-weight:800;line-height:1.32;letter-spacing:-.01em}
.dark-band .dark-lead{color:rgba(255,255,255,.72);font-size:14.5px;margin-top:12px;max-width:460px}
.dark-list{display:grid;gap:12px}
.dark-item{
  display:flex;gap:14px;align-items:flex-start;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.13);
  border-radius:var(--r-md);padding:14px 16px;
  transition:background .2s ease,border-color .2s ease;
}
.dark-item:hover{background:rgba(255,255,255,.1);border-color:rgba(255,176,32,.4)}
.dark-item i{color:var(--amber);font-size:15px;margin-top:5px}
.dark-item strong{display:block;font-size:14.5px;font-weight:800}
.dark-item span{font-size:13px;color:rgba(255,255,255,.68);line-height:1.7}
.dark-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}
.dark-band .btn-ghost{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.24);color:#fff;box-shadow:none}
.dark-band .btn-ghost:hover{background:rgba(255,255,255,.16);color:#fff;border-color:rgba(255,176,32,.6)}
/* ---------- 下载 ---------- */
.dl-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px;box-shadow:var(--shadow);
}
.dl-head{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;margin-bottom:20px}
.dl-head h2{font-size:clamp(19px,2.1vw,24px);font-weight:800}
.dl-head p{font-size:13.5px;color:var(--muted);margin-top:4px}
.dl-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.dl-item{
  display:flex;flex-direction:column;align-items:flex-start;gap:10px;
  border:1px solid var(--line);border-radius:var(--r-md);padding:18px;
  background:#FDFAF6;transition:border-color .2s ease,box-shadow .2s ease,transform .2s ease;
}
.dl-item:hover{border-color:rgba(255,90,60,.36);box-shadow:var(--shadow);transform:translateY(-3px)}
.dl-item i{font-size:20px;color:#C2410C}
.dl-item strong{font-size:15px;font-weight:800}
.dl-item span{font-size:12.5px;color:var(--muted)}
/* ---------- 资讯列表 ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.news-card{
  display:flex;flex-direction:column;gap:10px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:20px;box-shadow:var(--shadow);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-h);border-color:rgba(255,90,60,.3)}
.news-meta{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:12px;color:var(--muted)}
.news-cat{
  padding:3px 10px;border-radius:999px;font-weight:700;
  background:rgba(255,90,60,.10);color:#C2410C;border:1px solid rgba(255,90,60,.24);
  font-size:11.5px;
}
.news-card h3{font-size:15.5px;font-weight:800;line-height:1.55}
.news-card p{
  font-size:13px;color:var(--muted);line-height:1.72;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.news-more{font-size:12.5px;font-weight:700;color:#C2410C;display:inline-flex;align-items:center;gap:6px;margin-top:auto;padding-top:4px}
.news-card:hover .news-more i{transform:translateX(3px)}
.news-more i{transition:transform .2s ease}
.empty-state{
  display:flex;flex-direction:column;align-items:center;gap:10px;
  padding:44px 20px;text-align:center;
  background:#fff;border:1px dashed var(--line);border-radius:var(--r-lg);
  color:var(--muted);font-size:14px;
}
.empty-state i{font-size:24px;color:#C4BAAE}
/* ---------- FAQ ---------- */
.faq-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:36px;align-items:start}
.faq-side p{color:var(--muted);font-size:14px;margin-top:10px}
.faq-list{display:grid;gap:12px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease}
.faq-item.is-open{border-color:rgba(255,90,60,.38);box-shadow:var(--shadow)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:16px 18px;background:transparent;border:0;cursor:pointer;text-align:left;
  font-size:14.5px;font-weight:700;color:var(--ink);line-height:1.6;
}
.faq-q:hover{color:#C2410C}
.faq-q:focus-visible{outline:2px solid var(--orange);outline-offset:-2px}
.faq-q i{font-size:12px;color:var(--orange);transition:transform .25s ease;flex:0 0 auto}
.faq-item.is-open .faq-q i{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-a p{padding:0 18px 18px;font-size:13.5px;color:var(--muted);line-height:1.8}
/* ---------- 预约 CTA ---------- */
.booking-wrap{
  display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:calc(var(--r-lg) + 4px);
  padding:34px;box-shadow:var(--shadow);
}
.booking-copy h2{font-size:clamp(21px,2.3vw,28px);font-weight:800;line-height:1.3;letter-spacing:-.01em}
.booking-copy p{color:#4B5361;font-size:14.5px;margin-top:12px}
.booking-points{display:grid;gap:9px;margin-top:18px}
.booking-points li{display:flex;align-items:flex-start;gap:9px;font-size:13.5px;color:#4B5361}
.booking-points i{color:var(--green);font-size:13px;margin-top:5px}
.form-card{background:#FDFAF6;border:1px solid var(--line);border-radius:var(--r-md);padding:22px}
.field{margin-bottom:14px}
.field label{display:block;font-size:13px;font-weight:700;color:#4B5361;margin-bottom:6px}
.field input,.field select{
  width:100%;padding:11px 14px;border-radius:12px;border:1px solid var(--line);
  background:#fff;font-size:14px;color:var(--ink);font-family:inherit;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.field input::placeholder{color:#B9B0A4}
.field input:focus,.field select:focus{
  outline:none;border-color:var(--orange);box-shadow:0 0 0 3px rgba(255,90,60,.16);
}
.form-note{font-size:12.5px;color:#0B7E58;margin-top:10px;display:none}
.form-note.show{display:block}
/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:0;background:var(--ink);color:rgba(255,255,255,.78);
  border-top:3px solid transparent;
  background-image:linear-gradient(var(--ink),var(--ink)),var(--grad);
  background-origin:border-box;background-clip:padding-box,border-box;
  padding:48px 0 22px;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px}
.footer-brand strong{display:block;color:#fff;font-size:16px;font-weight:800;margin-bottom:10px}
.footer-brand p{font-size:13px;line-height:1.8;color:rgba(255,255,255,.62)}
.footer-brand .brand-mark{margin-bottom:14px}
.footer-col h4{color:#fff;font-size:14px;font-weight:800;margin-bottom:12px}
.footer-col a{display:block;font-size:13px;color:rgba(255,255,255,.66);padding:5px 0;transition:color .2s ease,transform .2s ease}
.footer-col a:hover{color:var(--amber);transform:translateX(3px)}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  margin-top:34px;padding-top:18px;border-top:1px solid rgba(255,255,255,.12);
  font-size:12.5px;color:rgba(255,255,255,.5);
}
/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .container{max-width:1060px;padding:0 24px}
  .svc-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .news-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .flow-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:1023px){
  .layout{grid-template-columns:1fr}
  .side-nav{display:none}
  .mobile-bar{display:flex}
  .cat-hero-grid{grid-template-columns:1fr;gap:26px}
  .cover-grid{grid-template-columns:1fr;gap:26px}
  .faq-grid{grid-template-columns:1fr;gap:24px}
  .booking-wrap{grid-template-columns:1fr;padding:26px}
  .dark-grid{grid-template-columns:1fr;gap:26px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px}
  section{padding:50px 0}
  .point-bar{margin-top:-34px}
}
@media (max-width:767px){
  .container{padding:0 18px}
  .cat-hero{padding:38px 0 46px}
  .cat-hero h1{font-size:27px}
  .cat-lead{font-size:14.5px}
  .point-bar{grid-template-columns:1fr;margin-top:-28px}
  .svc-grid,.news-grid,.flow-grid,.dl-grid{grid-template-columns:1fr}
  .cat-actions .btn{width:100%}
  .dark-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr}
  section{padding:42px 0}
  .cover-figure img{height:230px}
  .brand-text small{display:none}
}
@media (max-width:420px){
  .cat-hero h1{font-size:24px}
  .btn{padding:12px 20px;font-size:14px}
  .info-row{gap:8px}
}

/* roulang page: article */
:root{
  --ink:#1B1F2A;
  --ink-soft:#2B3140;
  --paper:#FBF7F2;
  --card:#FFFFFF;
  --line:#E8E1D8;
  --muted:#6B7280;
  --orange:#FF5A3C;
  --amber:#FFB020;
  --green:#0E9F6E;
  --r-lg:22px;
  --r-md:16px;
  --shadow:0 10px 30px rgba(27,31,42,.08);
  --shadow-h:0 16px 38px rgba(27,31,42,.14);
  --grad:linear-gradient(135deg,#FF5A3C 0%,#FFB020 100%);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  background:var(--paper);
  color:var(--ink);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease,background .2s ease,border-color .2s ease,box-shadow .2s ease,transform .2s ease}
button{font-family:inherit}
::selection{background:rgba(255,90,60,.22)}

/* ---------- 布局骨架 ---------- */
.site-shell{display:grid;grid-template-columns:258px minmax(0,1fr);min-height:100vh}
.content-col{min-width:0;display:flex;flex-direction:column}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* ---------- 左侧导航 ---------- */
.side-nav{
  position:sticky;top:0;height:100vh;overflow-y:auto;
  background:#fff;border-right:1px solid var(--line);
  padding:24px 18px 28px;display:flex;flex-direction:column;gap:18px;z-index:40;
}
.brand{display:flex;align-items:center;gap:12px}
.brand-mark{
  width:44px;height:44px;flex:0 0 44px;border-radius:14px;
  background:var(--grad);color:#fff;display:flex;align-items:center;justify-content:center;
  font-size:18px;box-shadow:0 8px 18px rgba(255,90,60,.32);
}
.brand-text{display:flex;flex-direction:column;line-height:1.35;min-width:0}
.brand-text strong{font-size:15.5px;font-weight:800;letter-spacing:-.01em}
.brand-text small{font-size:12px;color:var(--muted);font-weight:500}
.side-badges{display:flex;flex-wrap:wrap;gap:8px}
.chip{
  display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;
  font-size:12.5px;font-weight:600;background:rgba(255,90,60,.10);color:#C2410C;
  border:1px solid rgba(255,90,60,.25);
}
.chip .dot{width:7px;height:7px;border-radius:50%;background:var(--orange);display:inline-block}
.chip-green{background:rgba(14,159,110,.10);color:#0B7E58;border-color:rgba(14,159,110,.28)}
.chip-green .dot{background:var(--green)}
.side-links{display:flex;flex-direction:column;gap:4px}
.nav-group{font-size:11.5px;letter-spacing:.14em;color:#A79E92;font-weight:700;margin:6px 0 4px;padding-left:12px}
.side-link{
  display:flex;align-items:center;padding:9px 12px;border-radius:12px;
  font-size:14px;font-weight:600;color:#414859;border-left:3px solid transparent;
}
.side-link:hover{background:rgba(255,90,60,.07);color:#C2410C}
.side-link:focus-visible{outline:2px solid var(--orange);outline-offset:2px}
.side-link.is-active{background:rgba(255,90,60,.10);border-left-color:var(--orange);color:var(--ink)}
.side-cta{margin-top:auto;display:flex;flex-direction:column;gap:12px;padding-top:16px;border-top:1px dashed var(--line)}
.hotline{background:var(--ink);color:#fff;border-radius:14px;padding:12px 14px;line-height:1.6}
.hotline span{display:block;font-size:12px;color:#B9BEC9}
.hotline strong{font-size:14px;font-weight:700}

/* ---------- 移动端顶栏与抽屉 ---------- */
.mobile-bar{
  display:none;position:sticky;top:0;z-index:60;
  align-items:center;justify-content:space-between;gap:12px;
  padding:12px 18px;background:rgba(251,247,242,.96);
  border-bottom:1px solid var(--line);backdrop-filter:blur(8px);
}
.mobile-bar .brand-mark{width:36px;height:36px;flex:0 0 36px;border-radius:12px;font-size:15px}
.mobile-bar .brand-text strong{font-size:14.5px}
.mobile-bar .brand-text small{font-size:11px}
.menu-btn{
  width:42px;height:42px;border-radius:12px;border:1px solid var(--line);
  background:#fff;color:var(--ink);font-size:17px;cursor:pointer;
  display:flex;align-items:center;justify-content:center;
}
.menu-btn:focus-visible{outline:2px solid var(--orange);outline-offset:2px}
.drawer{position:fixed;inset:0;z-index:80;background:rgba(27,31,42,.42);opacity:0;pointer-events:none;transition:opacity .25s ease}
.drawer.open{opacity:1;pointer-events:auto}
.drawer-panel{
  position:absolute;top:0;right:0;width:min(330px,86vw);height:100%;
  background:#fff;padding:20px 18px;overflow-y:auto;
  transform:translateX(100%);transition:transform .28s ease;
  display:flex;flex-direction:column;gap:14px;
}
.drawer.open .drawer-panel{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between}
.drawer-close{width:38px;height:38px;border-radius:10px;border:1px solid var(--line);background:#fff;cursor:pointer;font-size:15px;color:var(--muted)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:999px;font-size:15px;font-weight:700;
  border:1px solid transparent;cursor:pointer;line-height:1.2;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease,color .2s ease;
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 24px rgba(255,90,60,.28)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(255,90,60,.34)}
.btn-primary:active{transform:translateY(0);box-shadow:0 6px 16px rgba(255,90,60,.26)}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--orange);color:#C2410C;transform:translateY(-2px);box-shadow:var(--shadow)}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{background:var(--ink-soft);transform:translateY(-2px);box-shadow:var(--shadow-h)}
.btn-sm{padding:10px 18px;font-size:13.5px}
.btn:focus-visible{outline:2px solid var(--orange);outline-offset:3px}

/* ---------- 通用板块 ---------- */
.section{padding:64px 0}
.section-alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:760px;margin-bottom:32px}
.section-head h2{font-size:clamp(22px,2.6vw,30px);font-weight:800;margin:0 0 10px;letter-spacing:-.01em}
.section-head p{margin:0;color:var(--muted);font-size:14.5px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;
  font-size:13px;font-weight:700;background:#fff;border:1px solid var(--line);
  color:#C2410C;box-shadow:var(--shadow);
}

/* ---------- 文章头部与面包屑 ---------- */
.article-wrap{padding:32px 0 8px}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--muted)}
.breadcrumb a{color:#C2410C;font-weight:600}
.breadcrumb a:hover{text-decoration:underline}
.breadcrumb .sep{color:#C9C2B8}
.breadcrumb .crumb-mid{color:#5A6170;font-weight:600}
.breadcrumb .current{
  display:block;max-width:min(100%,620px);overflow:hidden;text-overflow:ellipsis;
  white-space:nowrap;color:var(--ink);font-weight:700;
}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 316px;gap:32px;align-items:start;margin-top:20px}
.article-main{min-width:0}
.article-side{position:sticky;top:24px;display:flex;flex-direction:column;gap:18px}
.article-head{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--shadow);padding:clamp(20px,3vw,34px);
}
.article-head .chip{margin-bottom:14px}
.article-title{
  font-size:clamp(23px,3.1vw,34px);line-height:1.32;font-weight:800;
  letter-spacing:-.01em;margin:0 0 16px;word-break:break-word;
}
.article-meta{display:flex;flex-wrap:wrap;gap:10px 18px;align-items:center;font-size:13.5px;color:var(--muted)}
.article-meta span{display:inline-flex;align-items:center;gap:6px}
.article-meta i{color:#C2410C}
.article-cover{margin-top:22px;border-radius:var(--r-md);overflow:hidden;border:1px solid var(--line)}
.article-cover img{width:100%;height:clamp(180px,26vw,300px);object-fit:cover}

/* ---------- 正文排版 ---------- */
.article-panel{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--shadow);padding:clamp(20px,3vw,40px);margin-top:24px;
}
.article-body{font-size:16px;line-height:1.85;color:#333A47;max-width:820px;word-break:break-word}
.article-body p{margin:0 0 18px}
.article-body h2{
  position:relative;font-size:23px;font-weight:800;line-height:1.45;
  margin:34px 0 14px;padding-left:14px;color:var(--ink);
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:9px;bottom:9px;width:4px;
  border-radius:4px;background:var(--grad);
}
.article-body h3{font-size:18.5px;font-weight:700;margin:26px 0 10px;color:var(--ink)}
.article-body h4{font-size:16.5px;font-weight:700;margin:20px 0 8px}
.article-body ul,.article-body ol{margin:0 0 18px;padding-left:22px}
.article-body li{margin-bottom:8px}
.article-body blockquote{
  margin:22px 0;padding:14px 18px;background:rgba(255,90,60,.06);
  border-left:4px solid var(--orange);border-radius:12px;color:#4B5361;
}
.article-body img{border-radius:16px;margin:22px auto;box-shadow:var(--shadow)}
.article-body a{color:#C2410C;font-weight:600;text-decoration:underline;text-underline-offset:3px}
.article-body a:hover{color:var(--orange)}
.article-body table{display:block;width:100%;overflow-x:auto;border-collapse:collapse;font-size:14.5px;margin:0 0 18px}
.article-body th,.article-body td{border:1px solid var(--line);padding:9px 12px;text-align:left}
.article-body th{background:#FAF5EE;font-weight:700}
.article-body code{background:#F4EFE8;border-radius:8px;padding:2px 7px;font-size:14px}
.article-body pre{background:#F4EFE8;border-radius:14px;padding:16px;overflow-x:auto;font-size:14px}
.article-body hr{border:0;border-top:1px dashed var(--line);margin:26px 0}
.empty-state{text-align:center;padding:40px 12px;color:var(--muted)}
.empty-state i{font-size:34px;color:#C9C2B8;margin-bottom:12px;display:block}
.empty-state p{margin:0 0 18px;font-size:15.5px}

/* ---------- 要点小结 ---------- */
.key-points{
  margin-top:24px;padding:clamp(20px,2.6vw,28px);
  border-radius:var(--r-lg);border:1px solid rgba(255,90,60,.22);
  background:linear-gradient(135deg,rgba(255,90,60,.08) 0%,rgba(255,176,32,.12) 100%);
}
.key-points h2{font-size:18px;font-weight:800;margin:0 0 14px;display:flex;align-items:center;gap:8px}
.key-points h2 i{color:var(--orange)}
.key-points ul{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.key-points li{position:relative;padding-left:24px;font-size:14.5px;color:#3B424F;line-height:1.75}
.key-points li::before{
  content:"";position:absolute;left:0;top:9px;width:9px;height:9px;border-radius:50%;
  background:var(--grad);box-shadow:0 0 0 4px rgba(255,90,60,.12);
}

/* ---------- 侧栏卡 ---------- */
.side-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:22px;box-shadow:var(--shadow)}
.side-card h3{font-size:16px;font-weight:800;margin:0 0 8px}
.side-card p{font-size:13.5px;color:var(--muted);margin:0 0 16px;line-height:1.75}
.side-card .btn{width:100%}
.side-dark{background:var(--ink);border-color:var(--ink);color:#fff}
.side-dark h3{color:#fff}
.side-dark p{color:#B9BEC9}
.side-list{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.side-list li{display:flex;gap:9px;font-size:13.5px;color:#4B5361;line-height:1.7}
.side-list i{color:var(--green);margin-top:4px}

/* ---------- 相关推荐 ---------- */
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.post-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--shadow);display:flex;flex-direction:column;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.post-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-h);border-color:rgba(255,90,60,.3)}
.post-card .thumb{width:100%;height:156px;object-fit:cover}
.post-card .post-body{padding:18px 20px 22px;display:flex;flex-direction:column;flex:1}
.post-card h3{font-size:15.5px;font-weight:700;line-height:1.55;margin:0 0 8px;color:var(--ink)}
.post-card:hover h3{color:#C2410C}
.post-card p{font-size:13.5px;color:var(--muted);margin:0 0 14px;line-height:1.7}
.post-meta{display:flex;flex-wrap:wrap;gap:10px;font-size:12.5px;color:#8A909C;margin-top:auto}
.post-meta .tag{background:rgba(255,90,60,.10);color:#C2410C;border-radius:999px;padding:2px 10px;font-weight:600}
.more-row{margin-top:28px;display:flex;justify-content:center}

/* ---------- 流程条 ---------- */
.step-row{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.step-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:20px;box-shadow:var(--shadow)}
.step-num{
  width:30px;height:30px;border-radius:50%;background:var(--grad);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:13.5px;font-weight:700;margin-bottom:12px;
}
.step-card h3{font-size:15px;font-weight:700;margin:0 0 6px}
.step-card p{font-size:13.5px;color:var(--muted);margin:0;line-height:1.7}

/* ---------- 下载区 ---------- */
.dl-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.dl-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px 22px;text-align:center;box-shadow:var(--shadow);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.dl-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-h);border-color:rgba(255,90,60,.3)}
.dl-icon{
  width:54px;height:54px;border-radius:16px;margin:0 auto 14px;
  display:flex;align-items:center;justify-content:center;font-size:23px;color:#fff;
  background:var(--grad);box-shadow:0 10px 22px rgba(255,90,60,.28);
}
.dl-card h3{font-size:16.5px;font-weight:800;margin:0 0 6px}
.dl-card p{font-size:13px;color:var(--muted);margin:0 0 16px;line-height:1.7}
.dl-card .btn{width:100%}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:12px;max-width:900px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease}
.faq-item.open{border-color:rgba(255,90,60,.35);box-shadow:var(--shadow)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:14px;
  padding:16px 20px;background:none;border:0;text-align:left;cursor:pointer;
  font-size:15.5px;font-weight:700;color:var(--ink);line-height:1.6;
}
.faq-q:hover{color:#C2410C}
.faq-q:focus-visible{outline:2px solid var(--orange);outline-offset:-2px}
.faq-q i{flex:0 0 auto;color:#C2410C;transition:transform .25s ease}
.faq-item.open .faq-q i{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-a p{margin:0;padding:0 20px 18px;font-size:14.5px;color:var(--muted);line-height:1.8}

/* ---------- 保障条与转化区 ---------- */
.guard-strip{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:22px;box-shadow:var(--shadow);margin-bottom:26px;
}
.guard-item{display:flex;gap:11px;align-items:flex-start}
.guard-item i{color:var(--green);font-size:16px;margin-top:4px}
.guard-item strong{display:block;font-size:14.5px;font-weight:700;margin-bottom:2px}
.guard-item span{font-size:13px;color:var(--muted);line-height:1.65}
.cta-card{
  position:relative;overflow:hidden;background:var(--ink);color:#fff;
  border-radius:var(--r-lg);padding:clamp(24px,3.4vw,42px);
  display:grid;grid-template-columns:1.35fr .65fr;gap:28px;align-items:center;
}
.cta-card::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(520px 240px at 88% 8%,rgba(255,176,32,.30),transparent 70%);
}
.cta-card h2{position:relative;font-size:clamp(21px,2.6vw,28px);font-weight:800;margin:0 0 12px;line-height:1.4}
.cta-card p{position:relative;margin:0;color:#C3C8D3;font-size:14.5px;line-height:1.8}
.cta-actions{position:relative;display:flex;flex-direction:column;gap:12px}
.cta-actions .btn{width:100%}
.cta-actions .btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.32)}
.cta-actions .btn-ghost:hover{background:rgba(255,255,255,.10);border-color:rgba(255,255,255,.6);color:#fff}

/* ---------- 页脚 ---------- */
.site-footer{position:relative;background:var(--ink);color:#C9CEDA;margin-top:auto}
.site-footer::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--grad)}
.footer-inner{padding:56px 24px 26px}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:32px}
.footer-brand strong{display:block;color:#fff;font-size:16px;margin:0 0 10px}
.footer-brand p{font-size:13.5px;line-height:1.8;color:#9AA1AF;margin:0}
.footer-brand .brand-mark{width:40px;height:40px;flex:0 0 40px;border-radius:13px;font-size:16px;margin-bottom:14px}
.footer-col h4{color:#fff;font-size:14px;font-weight:700;margin:0 0 14px}
.footer-col a{display:block;font-size:13.5px;color:#9AA1AF;padding:5px 0}
.footer-col a:hover{color:var(--amber)}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  border-top:1px solid rgba(255,255,255,.10);margin-top:36px;padding-top:18px;
  font-size:12.5px;color:#8A909C;
}

/* ---------- 响应式 ---------- */
@media (max-width:1180px){
  .article-layout{grid-template-columns:minmax(0,1fr)}
  .article-side{position:static;flex-direction:row;flex-wrap:wrap}
  .article-side>*{flex:1 1 280px}
}
@media (max-width:1023px){
  .site-shell{grid-template-columns:minmax(0,1fr)}
  .side-nav{display:none}
  .mobile-bar{display:flex}
  .guard-strip{grid-template-columns:repeat(2,minmax(0,1fr))}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:767px){
  .container{padding:0 18px}
  .section{padding:44px 0}
  .article-wrap{padding:22px 0 4px}
  .dl-grid{grid-template-columns:minmax(0,1fr)}
  .step-row{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cta-card{grid-template-columns:minmax(0,1fr);padding:26px}
  .guard-strip{grid-template-columns:minmax(0,1fr);padding:18px}
  .footer-inner{padding:40px 18px 22px}
  .article-title{font-size:22px}
  .breadcrumb .current{max-width:100%;white-space:normal}
}
@media (max-width:560px){
  .related-grid{grid-template-columns:minmax(0,1fr)}
  .step-row{grid-template-columns:minmax(0,1fr)}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:24px}
  .btn{width:100%}
  .more-row .btn{width:auto}
}