/* roulang page: index */
:root{
  --ink-900:#16211F;
  --ink-700:#22332F;
  --jade-600:#2E5B52;
  --jade-400:#5C8A7E;
  --jade-050:#E4EDE8;
  --amber-500:#C9873C;
  --amber-050:#F7EBD8;
  --paper:#F8F4EC;
  --paper-2:#F1EBDF;
  --line:#DFD7C7;
  --text:#232C29;
  --muted:#6E7C77;
  --danger:#B4483C;
  --radius-card:14px;
  --radius-btn:10px;
  --radius-img:12px;
  --shadow-1:0 1px 0 rgba(0,0,0,.04);
  --shadow-2:0 10px 26px rgba(22,33,31,.10);
  --font-serif:"Noto Serif SC","Songti SC","Source Han Serif SC",serif;
  --font-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  --space-section:72px;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--paper);
  color:var(--text);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--radius-img);}
a{color:var(--jade-600);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--ink-700);}
h1,h2,h3,h4{font-family:var(--font-serif);color:var(--ink-700);line-height:1.35;font-weight:600;margin:0;}
h1{font-size:clamp(30px,4.2vw,46px);}
h2{font-size:clamp(24px,2.8vw,32px);}
h3{font-size:20px;}
p{margin:0 0 1em;}
ul,ol{margin:0 0 1em;padding-left:1.4em;}
li{margin-bottom:.5em;}
button{font-family:inherit;}
input,select,textarea{font-family:inherit;font-size:15px;}
:focus-visible{outline:2px solid var(--jade-600);outline-offset:2px;}
.container{width:100%;max-width:1160px;margin:0 auto;padding:0 20px;}
.section{padding:var(--space-section) 0;}
.section--alt{background:var(--paper-2);}
.section--jade{background:var(--jade-050);}
.section--dark{background:var(--ink-900);color:#F8F4EC;}
.section--dark h2,.section--dark h3{color:#F8F4EC;}
.section-head{max-width:780px;margin-bottom:32px;}
.section-head p{color:var(--muted);margin:12px 0 0;font-size:15px;}
.section-head--center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.08em;color:var(--jade-600);
  background:var(--jade-050);border:1px solid var(--jade-400);
  border-radius:999px;padding:4px 14px;margin-bottom:16px;
}
.section--dark .eyebrow{background:rgba(201,135,60,.14);border-color:rgba(201,135,60,.5);color:#F0C089;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;border:1px solid transparent;
  cursor:pointer;transition:background .18s ease,color .18s ease,border-color .18s ease,transform .18s ease,box-shadow .18s ease;
  text-align:center;
}
.btn:hover{transform:translateY(-1px);}
.btn:active{transform:translateY(0);}
.btn-primary{background:var(--jade-600);color:#fff;}
.btn-primary:hover{background:var(--ink-700);color:#fff;}
.btn-outline{background:transparent;color:var(--jade-600);border-color:var(--jade-600);}
.btn-outline:hover{background:var(--jade-050);color:var(--ink-700);}
.btn-accent{background:var(--amber-500);color:var(--ink-900);}
.btn-accent:hover{background:#D9974A;color:var(--ink-900);}
.btn-ghost{background:transparent;color:var(--ink-700);padding:0 6px;height:auto;text-decoration:underline;text-underline-offset:6px;}
.btn-ghost:hover{color:var(--jade-600);}
.btn-sm{height:32px;padding:0 14px;font-size:13px;border-radius:8px;}
.btn-lg{height:52px;padding:0 28px;font-size:16px;}
.btn-block{width:100%;}
.section--dark .btn-outline{color:#F8F4EC;border-color:rgba(248,244,236,.5);}
.section--dark .btn-outline:hover{background:rgba(248,244,236,.12);color:#fff;}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;line-height:1.6;padding:2px 10px;border-radius:999px;
  background:var(--jade-050);color:var(--jade-600);border:1px solid transparent;
}
.badge--amber{background:var(--amber-050);color:#8C5C21;}
.badge--verified{background:var(--jade-600);color:#fff;}
.badge--review{background:var(--amber-050);color:#8C5C21;border-color:var(--amber-500);}
.badge--outline{background:transparent;border-color:var(--line);color:var(--muted);}
.tag-cloud{display:flex;flex-wrap:wrap;gap:10px;}
.tag{
  display:inline-flex;align-items:center;
  padding:7px 16px;border:1px solid var(--line);border-radius:999px;
  font-size:14px;color:var(--ink-700);background:#fff;transition:all .18s ease;
}
.tag:hover{background:var(--jade-050);border-color:var(--jade-400);color:var(--jade-600);}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(248,244,236,.97);
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease,background .2s ease;
}
.site-header.is-scrolled{box-shadow:0 2px 12px rgba(22,33,31,.08);}
.header-inner{display:flex;align-items:center;gap:22px;min-height:76px;}
.brand{display:flex;flex-direction:column;line-height:1.3;flex-shrink:0;}
.brand-name{font-family:var(--font-serif);font-size:19px;font-weight:700;color:var(--ink-700);letter-spacing:.01em;}
.brand-sub{font-size:12px;color:var(--muted);letter-spacing:.02em;}
.main-nav{display:flex;align-items:center;gap:20px;margin-left:8px;flex-wrap:nowrap;}
.main-nav a{
  position:relative;font-size:15px;color:var(--ink-700);padding:6px 0;white-space:nowrap;
}
.main-nav a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--jade-600);
  transform:scaleX(0);transform-origin:left;transition:transform .2s ease;
}
.main-nav a:hover::after,.main-nav a.active::after{transform:scaleX(1);}
.main-nav a.active{color:var(--jade-600);font-weight:600;}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto;}
.search-box{display:flex;align-items:center;border:1px solid var(--line);border-radius:999px;background:#fff;padding:0 6px 0 14px;height:40px;}
.search-box input{border:0;background:transparent;outline:none;width:158px;font-size:14px;color:var(--text);}
.search-box input::placeholder{color:var(--muted);}
.search-box button{background:transparent;border:0;color:var(--jade-600);cursor:pointer;font-size:14px;padding:6px 8px;}
.search-box:focus-within{border-color:var(--jade-600);box-shadow:0 0 0 3px rgba(46,91,82,.12);}
.nav-toggle{display:none;background:transparent;border:1px solid var(--line);border-radius:8px;width:40px;height:40px;color:var(--ink-700);font-size:16px;cursor:pointer;}

/* ---------- Hero ---------- */
.hero{position:relative;color:#F8F4EC;overflow:hidden;border-bottom:1px solid var(--line);}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;filter:saturate(.92);}
.hero-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(22,33,31,.90) 0%,rgba(22,33,31,.78) 46%,rgba(22,33,31,.52) 100%);}
.hero-inner{position:relative;padding:56px 0 64px;}
.hero-series{
  display:flex;flex-wrap:wrap;gap:8px;margin-bottom:26px;
  padding:8px;border:1px solid rgba(248,244,236,.24);border-radius:999px;
  background:rgba(22,33,31,.36);width:fit-content;max-width:100%;
}
.hero-series a{
  font-size:13px;color:#F8F4EC;padding:5px 14px;border-radius:999px;transition:background .18s ease,color .18s ease;
}
.hero-series a:hover{background:var(--amber-500);color:var(--ink-900);}
.hero h1{color:#F8F4EC;max-width:20em;letter-spacing:.01em;}
.hero-lead{max-width:760px;margin:18px 0 0;font-size:16px;line-height:1.9;color:rgba(248,244,236,.86);}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.hero-stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:0;
  margin-top:38px;border-top:1px solid rgba(248,244,236,.22);padding-top:22px;max-width:860px;
}
.hero-stat{padding-right:18px;border-right:1px solid rgba(248,244,236,.16);}
.hero-stat:last-child{border-right:0;}
.hero-stat strong{display:block;font-family:var(--font-serif);font-size:26px;color:var(--amber-500);line-height:1.2;}
.hero-stat span{display:block;font-size:13px;color:rgba(248,244,236,.72);margin-top:4px;}

/* ---------- 入口三卡 ---------- */
.entry-card{
  display:flex;align-items:flex-start;gap:16px;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-card);padding:22px;height:100%;box-shadow:var(--shadow-1);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.entry-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:var(--jade-400);}
.entry-icon{
  flex:0 0 44px;width:44px;height:44px;border-radius:12px;background:var(--jade-050);
  color:var(--jade-600);display:flex;align-items:center;justify-content:center;font-size:18px;
}
.entry-card h3{font-size:18px;margin-bottom:6px;}
.entry-card p{font-size:14px;color:var(--muted);margin:0;}
.entry-arrow{margin-left:auto;color:var(--jade-400);font-size:14px;align-self:center;}

/* ---------- 功能卡 ---------- */
.feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.feature-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:22px;
  box-shadow:var(--shadow-1);transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.feature-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:var(--jade-400);}
.feature-card--wide{grid-column:span 2;grid-row:span 2;background:var(--jade-050);border-color:var(--jade-400);}
.feature-card i{color:var(--jade-600);font-size:20px;margin-bottom:14px;display:inline-block;}
.feature-card h3{font-size:18px;margin-bottom:8px;}
.feature-card p{font-size:14px;color:var(--muted);margin:0;}
.feature-card--wide h3{font-size:22px;}
.feature-card--wide p{font-size:15px;}

/* ---------- 场景 Z 字 ---------- */
.scene-row{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center;padding:34px 0;border-bottom:1px dashed var(--line);}
.scene-row:last-child{border-bottom:0;}
.scene-row .media{aspect-ratio:16/10;}
.scene-row.rev .scene-text{order:2;}
.scene-row.rev .media{order:1;}
.scene-text h3{font-size:22px;margin-bottom:10px;}
.scene-text p{color:var(--muted);font-size:15px;}
.scene-index{font-family:var(--font-serif);color:var(--amber-500);font-size:14px;letter-spacing:.2em;}
.media{
  position:relative;overflow:hidden;border-radius:var(--radius-img);
  background:repeating-linear-gradient(135deg,var(--paper-2) 0 12px,#EDE5D6 12px 24px);
  border:1px solid var(--line);
}
.media img{width:100%;height:100%;object-fit:cover;}
.media-16-10{aspect-ratio:16/10;}
.media-4-3{aspect-ratio:4/3;}
.media-1-1{aspect-ratio:1/1;}
.media-16-9{aspect-ratio:16/9;}

/* ---------- 城市分区 ---------- */
.city-panel{display:grid;grid-template-columns:2fr 1fr;gap:32px;align-items:start;}
.hot-list{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:20px;}
.hot-list h3{font-size:17px;margin-bottom:12px;}
.hot-item{display:flex;align-items:center;gap:12px;padding:12px 0;border-bottom:1px solid var(--line);}
.hot-item:last-child{border-bottom:0;}
.hot-rank{font-family:var(--font-serif);color:var(--amber-500);font-size:18px;width:24px;}
.hot-item span.city{font-size:15px;color:var(--ink-700);}
.hot-item small{margin-left:auto;color:var(--muted);font-size:12px;}

/* ---------- 深色演示 ---------- */
.demo-wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:46px;align-items:center;}
.step-list{display:flex;flex-direction:column;gap:26px;margin-top:26px;}
.step-item{display:flex;gap:18px;}
.step-num{
  font-family:var(--font-serif);font-size:30px;color:var(--amber-500);line-height:1;min-width:52px;
}
.step-item h3{font-size:18px;margin-bottom:6px;}
.step-item p{font-size:14px;color:rgba(248,244,236,.72);margin:0;}
.shot-stack{position:relative;}
.shot-main{border-radius:var(--radius-card);overflow:hidden;border:1px solid rgba(248,244,236,.18);aspect-ratio:4/3;background:rgba(248,244,236,.06);}
.shot-main img{width:100%;height:100%;object-fit:cover;}
.shot-mini{
  position:absolute;right:-12px;bottom:-18px;width:44%;border-radius:var(--radius-img);overflow:hidden;
  border:3px solid var(--ink-900);aspect-ratio:1/1;box-shadow:var(--shadow-2);
}
.shot-mini img{width:100%;height:100%;object-fit:cover;}

/* ---------- 榜单横滑 ---------- */
.rail{display:flex;gap:18px;overflow-x:auto;padding:6px 4px 18px;scroll-snap-type:x mandatory;}
.rail::-webkit-scrollbar{height:6px;}
.rail::-webkit-scrollbar-thumb{background:var(--line);border-radius:999px;}
.place-card{
  flex:0 0 calc(25% - 14px);min-width:250px;scroll-snap-align:start;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;
  box-shadow:var(--shadow-1);transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.place-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:var(--jade-400);}
.place-card .media{border:0;border-radius:0;}
.place-body{padding:16px 18px 18px;}
.place-body h3{font-size:17px;margin:8px 0 6px;}
.place-meta{font-size:13px;color:var(--muted);display:flex;align-items:center;gap:8px;flex-wrap:wrap;}
.stars{color:var(--amber-500);font-size:13px;letter-spacing:1px;}
.place-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;margin-top:10px;}

/* ---------- 案例 ---------- */
.case-card{
  display:grid;grid-template-columns:120px 1fr;gap:22px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:22px;
  box-shadow:var(--shadow-1);margin-bottom:18px;
}
.case-card.rev{grid-template-columns:1fr 120px;}
.case-card.rev .case-avatar{order:2;}
.case-avatar{width:120px;aspect-ratio:1/1;border-radius:12px;overflow:hidden;background:var(--paper-2);}
.case-avatar img{width:100%;height:100%;object-fit:cover;}
.case-quote{font-size:15px;color:var(--ink-700);margin:0 0 12px;}
.case-data{display:flex;flex-wrap:wrap;gap:22px;font-size:13px;color:var(--muted);}
.case-data b{color:var(--jade-600);font-family:var(--font-serif);font-size:16px;margin-right:4px;}

/* ---------- 套餐 ---------- */
.plan-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;align-items:stretch;}
.plan{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:26px 24px;
  display:flex;flex-direction:column;position:relative;box-shadow:var(--shadow-1);
}
.plan--rec{border-color:var(--amber-500);box-shadow:var(--shadow-2);border-top:4px solid var(--amber-500);}
.plan-tag{position:absolute;top:-13px;right:20px;background:var(--amber-500);color:var(--ink-900);font-size:12px;padding:3px 12px;border-radius:999px;font-weight:600;}
.plan h3{font-size:19px;margin-bottom:6px;}
.plan .price{font-family:var(--font-serif);font-size:34px;color:var(--ink-700);line-height:1.2;margin:10px 0 2px;}
.plan .price small{font-size:14px;color:var(--muted);font-family:var(--font-sans);margin-left:4px;}
.plan .plan-note{font-size:13px;color:var(--muted);margin-bottom:16px;}
.plan ul{list-style:none;padding:0;margin:0 0 22px;}
.plan li{display:flex;gap:10px;font-size:14px;color:var(--text);padding:7px 0;border-bottom:1px dashed var(--line);}
.plan li:last-child{border-bottom:0;}
.plan li i{color:var(--jade-600);font-size:13px;margin-top:5px;}
.plan .btn{margin-top:auto;}

/* ---------- 评价墙 ---------- */
.review-wall{columns:3;column-gap:18px;}
.review{
  break-inside:avoid;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:20px;margin-bottom:18px;box-shadow:var(--shadow-1);transition:border-color .18s ease;
}
.review:hover{border-color:var(--jade-400);}
.review-head{display:flex;align-items:center;gap:12px;margin-bottom:10px;}
.avatar{width:40px;height:40px;border-radius:50%;overflow:hidden;background:var(--jade-050);display:flex;align-items:center;justify-content:center;color:var(--jade-600);font-family:var(--font-serif);font-size:16px;flex:0 0 40px;}
.review-head strong{font-size:15px;color:var(--ink-700);display:block;line-height:1.4;}
.review-head small{font-size:12px;color:var(--muted);}
.review p{font-size:14px;color:var(--text);margin:8px 0 10px;}
.review time{font-size:12px;color:var(--muted);}

/* ---------- 口碑数据 ---------- */
.metric-bar{display:grid;grid-template-columns:repeat(4,1fr);gap:0;}
.metric{padding:6px 24px;border-right:1px solid var(--line);}
.metric:first-child{padding-left:0;}
.metric:last-child{border-right:0;}
.metric strong{display:block;font-family:var(--font-serif);font-size:34px;color:var(--amber-500);line-height:1.15;}
.metric span{font-size:13px;color:var(--muted);}

/* ---------- 资讯 ---------- */
.news-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:28px;align-items:start;}
.news-lead{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-1);}
.news-lead .media{border:0;border-radius:0;}
.news-lead-body{padding:20px 22px 24px;}
.news-lead-body h3{font-size:21px;margin:10px 0 10px;}
.news-lead-body p{font-size:14px;color:var(--muted);margin:0 0 14px;}
.news-list{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:6px 20px;box-shadow:var(--shadow-1);}
.news-item{display:flex;align-items:flex-start;gap:14px;padding:14px 0;border-bottom:1px solid var(--line);}
.news-item:last-child{border-bottom:0;}
.news-item .news-title{font-size:15px;color:var(--ink-700);margin:0 0 4px;}
.news-item .news-meta{font-size:12px;color:var(--muted);display:flex;gap:10px;flex-wrap:wrap;}
.news-item i{color:var(--jade-400);margin-left:auto;margin-top:6px;font-size:13px;}
.empty-state{text-align:center;padding:40px 20px;color:var(--muted);}
.empty-state i{font-size:26px;color:var(--jade-400);display:block;margin-bottom:10px;}
.empty-state .empty-sub{font-size:12px;letter-spacing:.04em;}
.more-link{display:inline-flex;align-items:center;gap:8px;margin-top:20px;font-size:15px;}

/* ---------- 专题 ---------- */
.topic-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.topic-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-1);transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;}
.topic-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:var(--jade-400);}
.topic-card .media{border:0;border-radius:0;aspect-ratio:4/3;}
.topic-body{padding:16px 18px 18px;}
.topic-body h3{font-size:16px;margin-bottom:6px;}
.topic-body small{color:var(--muted);font-size:12px;}

/* ---------- 流程时间轴 ---------- */
.timeline{position:relative;padding-left:28px;}
.timeline::before{content:"";position:absolute;left:9px;top:8px;bottom:8px;width:2px;background:var(--line);}
.tl-item{position:relative;padding:0 0 26px 0;}
.tl-item:last-child{padding-bottom:0;}
.tl-dot{position:absolute;left:-28px;top:4px;width:20px;height:20px;border-radius:50%;background:var(--jade-600);color:#fff;font-size:11px;display:flex;align-items:center;justify-content:center;font-family:var(--font-serif);}
.tl-item h3{font-size:17px;margin-bottom:4px;}
.tl-item p{font-size:14px;color:var(--muted);margin:0;}
.flow-wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center;}

/* ---------- 合规条 ---------- */
.compliance{display:flex;gap:22px;align-items:flex-start;background:var(--amber-050);border:1px solid #E8D2AC;border-radius:var(--radius-card);padding:26px 28px;}
.compliance i{color:var(--amber-500);font-size:24px;margin-top:2px;}
.compliance h3{font-size:18px;margin-bottom:10px;}
.compliance ul{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(3,1fr);gap:10px 24px;}
.compliance li{font-size:14px;color:#6E5A3C;margin:0;display:flex;gap:8px;}
.compliance li::before{content:"·";color:var(--amber-500);font-weight:700;}

/* ---------- FAQ ---------- */
.faq{max-width:900px;margin:0 auto;}
.faq-item{border:1px solid var(--line);border-radius:var(--radius-card);background:#fff;margin-bottom:12px;overflow:hidden;}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;gap:14px;
  min-height:52px;padding:12px 20px;font-size:16px;font-weight:600;color:var(--ink-700);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{content:"+";margin-left:auto;color:var(--jade-600);font-size:20px;transition:transform .2s ease;font-weight:400;}
.faq-item[open] summary::after{transform:rotate(45deg);}
.faq-body{padding:0 20px 18px;font-size:14px;color:var(--muted);line-height:1.8;}

/* ---------- 收尾表单 ---------- */
.cta-section{position:relative;color:#F8F4EC;overflow:hidden;}
.cta-bg{position:absolute;inset:0;background-size:cover;background-position:center;}
.cta-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(22,33,31,.94),rgba(22,33,31,.80));}
.cta-inner{position:relative;display:grid;grid-template-columns:1fr 420px;gap:44px;align-items:center;}
.cta-inner h2{color:#F8F4EC;}
.cta-inner p{color:rgba(248,244,236,.82);font-size:15px;margin:14px 0 0;}
.form-card{background:rgba(248,244,236,.97);border-radius:var(--radius-card);padding:24px;color:var(--text);box-shadow:var(--shadow-2);}
.form-card h3{font-size:17px;margin-bottom:14px;}
.field{margin-bottom:14px;}
.field label{display:block;font-size:13px;color:var(--muted);margin-bottom:6px;}
.field input,.field select{
  width:100%;height:44px;border:1px solid var(--line);border-radius:var(--radius-btn);
  padding:0 14px;background:#fff;color:var(--text);outline:none;transition:border-color .18s ease,box-shadow .18s ease;
}
.field input:focus,.field select:focus{border-color:var(--jade-600);box-shadow:0 0 0 3px rgba(46,91,82,.12);}
.field input.is-error,.field select.is-error{border-color:var(--danger);}
.field .err{display:none;font-size:12px;color:var(--danger);margin-top:4px;}
.field.has-error .err{display:block;}
.form-note{font-size:12px;color:var(--muted);margin:10px 0 0;line-height:1.7;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink-900);color:rgba(248,244,236,.8);padding:56px 0 0;font-size:14px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px;padding-bottom:36px;}
.site-footer h4{color:#F8F4EC;font-family:var(--font-serif);font-size:16px;margin-bottom:14px;}
.site-footer a{color:rgba(248,244,236,.8);font-size:14px;}
.site-footer a:hover{color:var(--amber-500);}
.footer-brand{font-family:var(--font-serif);font-size:18px;color:#F8F4EC;margin-bottom:10px;}
.footer-desc{font-size:13px;line-height:1.9;color:rgba(248,244,236,.66);margin-bottom:14px;}
.footer-list{list-style:none;padding:0;margin:0;}
.footer-list li{margin-bottom:9px;}
.footer-contact{display:flex;gap:12px;margin-top:6px;}
.footer-contact a{width:34px;height:34px;border-radius:50%;border:1px solid rgba(248,244,236,.24);display:flex;align-items:center;justify-content:center;font-size:13px;}
.footer-contact a:hover{border-color:var(--amber-500);}
.footer-bottom{
  border-top:1px solid rgba(248,244,236,.14);padding:18px 0 22px;display:flex;gap:14px;
  flex-wrap:wrap;align-items:center;font-size:13px;color:rgba(248,244,236,.6);
}
.footer-bottom .sep{opacity:.4;}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1199px){
  .feature-grid{grid-template-columns:repeat(3,1fr);}
  .feature-card--wide{grid-column:span 3;grid-row:auto;}
  .topic-grid{grid-template-columns:repeat(2,1fr);}
  .place-card{flex:0 0 calc(33.333% - 12px);}
  .review-wall{columns:2;}
  .cta-inner{grid-template-columns:1fr;}
}
@media screen and (max-width:1023px){
  :root{--space-section:56px;}
  .header-inner{min-height:68px;gap:14px;}
  .main-nav{
    display:none;position:fixed;top:0;right:0;bottom:0;width:290px;background:var(--paper);
    flex-direction:column;align-items:flex-start;gap:0;padding:80px 24px 24px;
    box-shadow:-12px 0 30px rgba(22,33,31,.18);z-index:80;overflow-y:auto;
  }
  .main-nav.is-open{display:flex;}
  .main-nav a{width:100%;padding:12px 0;border-bottom:1px solid var(--line);font-size:15px;}
  .main-nav a::after{display:none;}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .search-box{display:none;}
  .demo-wrap,.flow-wrap,.news-layout,.city-panel,.cta-inner{grid-template-columns:1fr;gap:28px;}
  .plan-grid{grid-template-columns:1fr;gap:26px;}
  .review-wall{columns:2;}
  .metric-bar{grid-template-columns:repeat(2,1fr);gap:18px 0;}
  .metric{padding:6px 20px;}
  .metric:nth-child(2n){border-right:0;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .compliance ul{grid-template-columns:1fr;}
  .scene-row{grid-template-columns:1fr;gap:20px;}
  .scene-row.rev .scene-text{order:1;}
  .scene-row.rev .media{order:2;}
  .hero-stats{grid-template-columns:repeat(2,1fr);gap:18px 0;}
  .hero-stat:nth-child(2n){border-right:0;}
}
@media screen and (max-width:767px){
  :root{--space-section:44px;}
  body{font-size:15px;}
  .brand-name{font-size:16px;}
  .brand-sub{font-size:11px;}
  .hero-inner{padding:40px 0 48px;}
  .hero-lead{font-size:15px;}
  .hero-series{border-radius:14px;}
  .feature-grid{grid-template-columns:1fr;}
  .feature-card--wide{grid-column:auto;}
  .topic-grid{grid-template-columns:1fr;}
  .review-wall{columns:1;}
  .place-card{flex:0 0 78%;min-width:220px;}
  .case-card,.case-card.rev{grid-template-columns:1fr;}
  .case-card.rev .case-avatar{order:0;}
  .case-avatar{width:88px;}
  .metric-bar{grid-template-columns:1fr;gap:14px;}
  .metric{border-right:0;padding:0;}
  .footer-grid{grid-template-columns:1fr;}
  .compliance{flex-direction:column;gap:14px;padding:20px;}
  .shot-mini{width:50%;right:0;bottom:-14px;}
  .header-actions .btn-accent{display:none;}
  .hero-actions .btn{width:100%;}
}
@media screen and (max-width:479px){
  .hero-stat strong{font-size:22px;}
  .plan .price{font-size:30px;}
  .place-card{flex:0 0 88%;}
  .review p{font-size:13px;}
  .news-lead-body h3{font-size:18px;}
}

/* roulang page: article */
:root{
  --ink-900:#16211F;
  --ink-700:#22332F;
  --jade-600:#2E5B52;
  --jade-400:#5C8A7E;
  --jade-050:#E4EDE8;
  --amber-500:#C9873C;
  --amber-050:#F7EBD8;
  --paper:#F8F4EC;
  --paper-2:#F1EBDF;
  --line:#DFD7C7;
  --text:#232C29;
  --muted:#6E7C77;
  --danger:#B4483C;
  --radius-card:14px;
  --radius-btn:10px;
  --radius-img:12px;
  --shadow-1:0 1px 0 rgba(0,0,0,.04);
  --shadow-2:0 10px 26px rgba(22,33,31,.10);
  --font-serif:"Noto Serif SC","Songti SC","Source Han Serif SC",serif;
  --font-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  --space-section:72px;
}
*,*::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:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--radius-img);}
a{color:var(--jade-600);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--ink-700);}
button{font-family:inherit;}
input,select,textarea{font-family:inherit;font-size:15px;}
h1,h2,h3,h4{margin:0;font-weight:600;color:var(--ink-700);}
p{margin:0 0 1em;}
.container{width:100%;max-width:1160px;margin:0 auto;padding:0 20px;}
.section{padding:var(--space-section) 0;}
.section--alt{background:var(--paper-2);}
.section--jade{background:var(--jade-050);}
.section--dark{background:var(--ink-900);color:#F8F4EC;}
.section-head{max-width:780px;margin-bottom:30px;}
.section-head h2{font-family:var(--font-serif);font-size:clamp(24px,2.8vw,32px);line-height:1.35;}
.section-head p{color:var(--muted);margin:10px 0 0;font-size:15px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.08em;color:var(--jade-600);
  background:var(--jade-050);border:1px solid var(--jade-400);
  border-radius:999px;padding:4px 14px;margin-bottom:14px;
}
/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;
  transition:background .18s ease,color .18s ease,border-color .18s ease,transform .18s ease,box-shadow .18s ease;
  text-align:center;line-height:1.2;
}
.btn:hover{transform:translateY(-1px);}
.btn:active{transform:translateY(0);}
.btn:focus-visible{outline:2px solid var(--jade-400);outline-offset:3px;}
.btn-primary{background:var(--jade-600);color:#fff;}
.btn-primary:hover{background:var(--ink-700);color:#fff;}
.btn-outline{background:transparent;color:var(--jade-600);border-color:var(--jade-600);}
.btn-outline:hover{background:var(--jade-050);color:var(--ink-700);}
.btn-accent{background:var(--amber-500);color:var(--ink-900);}
.btn-accent:hover{background:#D9974A;color:var(--ink-900);}
.btn-ghost{background:transparent;color:var(--ink-700);padding:0 6px;height:auto;text-decoration:underline;text-underline-offset:6px;}
.btn-ghost:hover{color:var(--jade-600);}
.btn-sm{height:32px;padding:0 14px;font-size:13px;border-radius:8px;}
.btn-lg{height:52px;padding:0 28px;font-size:16px;}
.btn-block{width:100%;}
/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;line-height:1.6;padding:2px 10px;border-radius:999px;
  background:var(--jade-050);color:var(--jade-600);border:1px solid transparent;
}
.badge--amber{background:var(--amber-050);color:#8C5C21;}
.badge--verified{background:var(--jade-600);color:#fff;}
.badge--outline{background:transparent;border-color:var(--line);color:var(--muted);}
.tag-cloud{display:flex;flex-wrap:wrap;gap:9px;}
.tag{
  display:inline-flex;align-items:center;
  padding:6px 14px;border:1px solid var(--line);border-radius:999px;
  font-size:13px;color:var(--ink-700);background:#fff;transition:all .18s ease;
}
.tag:hover{background:var(--jade-050);border-color:var(--jade-400);color:var(--jade-600);}
/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(248,244,236,.97);
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease,background .2s ease;
}
.site-header.is-scrolled{box-shadow:0 2px 12px rgba(22,33,31,.08);}
.header-inner{display:flex;align-items:center;gap:22px;min-height:76px;}
.brand{display:flex;flex-direction:column;line-height:1.3;flex-shrink:0;}
.brand-name{font-family:var(--font-serif);font-size:19px;font-weight:700;color:var(--ink-700);letter-spacing:.01em;}
.brand-sub{font-size:12px;color:var(--muted);letter-spacing:.02em;}
.main-nav{display:flex;align-items:center;gap:20px;margin-left:8px;flex-wrap:nowrap;}
.main-nav a{position:relative;font-size:15px;color:var(--ink-700);padding:6px 0;white-space:nowrap;}
.main-nav a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--jade-600);
  transform:scaleX(0);transform-origin:left;transition:transform .2s ease;
}
.main-nav a:hover::after,.main-nav a.active::after{transform:scaleX(1);}
.main-nav a.active{color:var(--jade-600);font-weight:600;}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto;}
.search-box{display:flex;align-items:center;border:1px solid var(--line);border-radius:999px;background:#fff;padding:0 6px 0 14px;height:40px;}
.search-box input{border:0;background:transparent;outline:none;width:158px;font-size:14px;color:var(--text);}
.search-box input::placeholder{color:var(--muted);}
.search-box button{background:transparent;border:0;color:var(--jade-600);cursor:pointer;font-size:14px;padding:6px 8px;}
.search-box:focus-within{border-color:var(--jade-600);box-shadow:0 0 0 3px rgba(46,91,82,.12);}
.nav-toggle{display:none;background:transparent;border:1px solid var(--line);border-radius:8px;width:40px;height:40px;color:var(--ink-700);font-size:16px;cursor:pointer;}
/* ---------- 面包屑 ---------- */
.breadcrumb-bar{background:var(--paper-2);border-bottom:1px solid var(--line);}
.breadcrumb-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:44px;font-size:13px;color:var(--muted);}
.crumb{display:flex;align-items:center;gap:8px;flex-wrap:nowrap;min-width:0;}
.crumb a{color:var(--muted);}
.crumb a:hover{color:var(--jade-600);}
.crumb .sep{color:#BFB6A4;}
.crumb .current{color:var(--ink-700);font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:46ch;}
.back-link{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--ink-700);border:1px solid var(--line);background:#fff;border-radius:999px;padding:4px 12px;white-space:nowrap;flex-shrink:0;}
.back-link:hover{border-color:var(--jade-400);color:var(--jade-600);}
/* ---------- 文章头部 ---------- */
.article-hero{background:var(--paper);padding:38px 0 26px;border-bottom:1px solid var(--line);}
.article-hero h1{
  font-family:var(--font-serif);
  font-size:clamp(26px,3.4vw,38px);
  line-height:1.42;
  letter-spacing:.005em;
  margin:14px 0 16px;
  color:var(--ink-700);
}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 20px;font-size:13px;color:var(--muted);}
.article-meta span{display:inline-flex;align-items:center;gap:6px;}
.article-meta i{color:var(--jade-400);}
/* ---------- 速览条 ---------- */
.article-facts{background:var(--paper-2);border-bottom:1px solid var(--line);}
.facts-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;}
.fact{padding:18px 22px 18px 0;border-right:1px solid var(--line);}
.fact:last-child{border-right:0;padding-right:0;}
.fact-label{display:block;font-size:12px;color:var(--muted);letter-spacing:.06em;margin-bottom:4px;}
.fact strong{font-family:var(--font-serif);font-size:16px;color:var(--ink-700);font-weight:600;display:block;overflow:hidden;text-overflow:ellipsis;}
/* ---------- 正文布局 ---------- */
.read-section{background:var(--paper);padding:44px 0 64px;}
.read-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:44px;align-items:start;}
.article-col{min-width:0;}
.article-body{
  max-width:780px;
  font-size:16px;
  line-height:1.85;
  color:var(--text);
}
.article-body > *:first-child{margin-top:0;}
.article-body p{margin:0 0 1em;}
.article-body h2{
  font-family:var(--font-serif);
  font-size:clamp(22px,2.2vw,27px);
  line-height:1.45;
  color:var(--ink-700);
  margin:32px 0 14px;
  padding-left:14px;
  border-left:3px solid var(--jade-600);
}
.article-body h3{font-size:20px;font-weight:600;color:var(--ink-700);margin:26px 0 12px;line-height:1.5;}
.article-body h4{font-size:17px;color:var(--ink-700);margin:20px 0 10px;}
.article-body blockquote{
  margin:22px 0;background:var(--jade-050);
  border-left:4px solid var(--jade-600);
  padding:16px 20px;color:var(--ink-700);
  border-radius:0 var(--radius-btn) var(--radius-btn) 0;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body ul,.article-body ol{padding-left:1.4em;margin:0 0 1em;}
.article-body li{margin-bottom:.5em;}
.article-body img{border-radius:var(--radius-img);margin:20px 0 8px;width:100%;height:auto;}
.article-body figcaption{font-size:12px;color:var(--muted);margin-bottom:18px;}
.article-body table{width:100%;border-collapse:collapse;margin:22px 0;font-size:15px;border:1px solid var(--line);}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 12px;text-align:left;}
.article-body th{background:var(--jade-050);color:var(--ink-700);font-weight:600;}
.article-body tbody tr:nth-child(even){background:rgba(241,235,223,.55);}
.article-body a{color:var(--jade-600);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:var(--ink-700);}
/* ---------- 空态 ---------- */
.empty-state{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:52px 24px;text-align:center;box-shadow:var(--shadow-1);
}
.empty-state i{font-size:34px;color:var(--jade-400);margin-bottom:14px;display:block;}
.empty-state h2{font-family:var(--font-serif);font-size:22px;margin-bottom:8px;}
.empty-state p{color:var(--muted);font-size:14px;margin-bottom:20px;}
/* ---------- 文末操作条 ---------- */
.article-foot{
  max-width:780px;margin-top:38px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
}
.article-actions{display:flex;align-items:center;gap:0;font-size:14px;}
.article-actions button{
  background:none;border:0;cursor:pointer;color:var(--muted);font-size:14px;padding:4px 12px;
  transition:color .18s ease;
}
.article-actions button:hover{color:var(--jade-600);}
.article-actions .divider{width:1px;height:14px;background:var(--line);display:inline-block;}
/* ---------- 侧栏 ---------- */
.side-col{display:grid;gap:20px;position:sticky;top:96px;}
.side-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:20px;box-shadow:var(--shadow-1);
}
.side-card h3{font-size:15px;font-family:var(--font-serif);margin-bottom:14px;display:flex;align-items:center;gap:8px;}
.side-card h3 i{color:var(--jade-400);font-size:14px;}
.hot-list{list-style:none;margin:0;padding:0;display:grid;gap:13px;}
.hot-list li{display:flex;gap:10px;align-items:flex-start;}
.hot-list .num{
  flex-shrink:0;width:20px;height:20px;border-radius:4px;background:var(--jade-050);
  color:var(--jade-600);font-size:12px;line-height:20px;text-align:center;font-weight:600;margin-top:3px;
}
.hot-list a{font-size:14px;line-height:1.6;color:var(--ink-700);display:block;}
.hot-list a:hover{color:var(--jade-600);}
.hot-list .t{display:block;font-size:12px;color:var(--muted);margin-top:2px;}
.side-cta{background:var(--jade-600);border:0;color:#fff;}
.side-cta h3{color:#fff;}
.side-cta p{font-size:14px;line-height:1.75;color:rgba(255,255,255,.85);margin-bottom:16px;}
.side-cta .btn{background:var(--amber-500);color:var(--ink-900);width:100%;}
.side-cta .btn:hover{background:#E0A45C;color:var(--ink-900);}
/* ---------- 相关推荐 ---------- */
.related-section{background:var(--paper-2);padding:var(--space-section) 0;}
.related-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:26px;}
.related-head h2{font-family:var(--font-serif);font-size:clamp(22px,2.4vw,28px);}
.related-head h2 small{display:block;font-size:13px;font-family:var(--font-sans);font-weight:400;color:var(--muted);margin-top:6px;}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;}
.rel-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  display:flex;flex-direction:column;
}
.rel-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:var(--jade-400);}
.rel-media{aspect-ratio:16/10;overflow:hidden;background:var(--paper-2);}
.rel-media img{width:100%;height:100%;object-fit:cover;border-radius:0;}
.rel-body{padding:16px 18px 18px;display:flex;flex-direction:column;gap:8px;flex:1;}
.rel-body h3{font-size:16px;line-height:1.55;font-family:var(--font-sans);font-weight:600;}
.rel-body h3 a{color:var(--ink-700);}
.rel-body h3 a:hover{color:var(--jade-600);}
.rel-body .meta{margin-top:auto;font-size:12px;color:var(--muted);display:flex;align-items:center;gap:10px;}
/* ---------- 上下篇 ---------- */
.pager-section{background:var(--paper);padding:0 0 var(--space-section);}
.pager-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;}
.pager-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:18px 20px;display:flex;flex-direction:column;gap:6px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.pager-item:hover{border-color:var(--jade-400);box-shadow:var(--shadow-2);}
.pager-item .label{font-size:12px;color:var(--muted);letter-spacing:.06em;}
.pager-item .title{font-size:15px;color:var(--ink-700);font-weight:600;line-height:1.6;}
.pager-back{display:flex;justify-content:center;margin-top:26px;}
/* ---------- 合规提示 ---------- */
.notice-bar{background:var(--amber-050);border-top:1px solid rgba(201,135,60,.28);padding:22px 0;}
.notice-inner{display:flex;gap:16px;align-items:flex-start;}
.notice-inner > i{color:var(--amber-500);font-size:19px;margin-top:4px;}
.notice-text{font-size:13px;line-height:1.85;color:#7C5A2C;}
.notice-text p{margin:0 0 4px;}
.notice-text a{color:#8C5C21;text-decoration:underline;text-underline-offset:3px;}
.notice-text a:hover{color:var(--ink-700);}
/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink-900);color:#F8F4EC;padding:56px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;}
.footer-brand{font-family:var(--font-serif);font-size:19px;font-weight:700;color:#F8F4EC;margin-bottom:12px;}
.footer-desc{font-size:14px;line-height:1.85;color:rgba(248,244,236,.72);max-width:350px;margin-bottom:0;}
.site-footer h4{font-size:15px;margin:0 0 14px;color:#F8F4EC;font-weight:600;}
.footer-list{list-style:none;margin:0;padding:0;display:grid;gap:9px;}
.footer-list a{color:rgba(248,244,236,.8);font-size:14px;}
.footer-list a:hover{color:var(--amber-500);}
.footer-contact{display:flex;gap:10px;margin-top:18px;}
.footer-contact a{
  width:36px;height:36px;border-radius:50%;border:1px solid rgba(248,244,236,.25);
  display:inline-flex;align-items:center;justify-content:center;color:rgba(248,244,236,.85);font-size:14px;
}
.footer-contact a:hover{background:rgba(201,135,60,.18);color:var(--amber-500);border-color:rgba(201,135,60,.5);}
.footer-bottom{
  margin-top:40px;border-top:1px solid rgba(248,244,236,.14);
  padding:18px 0 22px;font-size:13px;color:rgba(248,244,236,.6);
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
}
.footer-bottom .sep{opacity:.4;}
/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .read-layout{grid-template-columns:minmax(0,1fr) 270px;gap:32px;}
}
@media (max-width:1023px){
  :root{--space-section:56px;}
  .main-nav{
    display:none;position:absolute;top:100%;left:0;right:0;
    background:var(--paper);border-bottom:1px solid var(--line);
    flex-direction:column;align-items:stretch;gap:0;
    padding:6px 20px 14px;box-shadow:var(--shadow-2);margin-left:0;
  }
  .main-nav.is-open{display:flex;}
  .main-nav a{width:100%;padding:12px 0;border-bottom:1px dashed var(--line);}
  .main-nav a::after{display:none;}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .search-box{display:none;}
  .read-layout{grid-template-columns:minmax(0,1fr);gap:30px;}
  .side-col{position:static;}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .facts-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .fact:nth-child(2n){border-right:0;padding-right:0;}
  .fact:nth-child(-n+2){border-bottom:1px solid var(--line);}
}
@media (max-width:767px){
  :root{--space-section:44px;}
  body{font-size:15px;}
  .header-inner{min-height:64px;gap:12px;}
  .brand-name{font-size:16px;}
  .brand-sub{display:none;}
  .article-hero{padding:26px 0 20px;}
  .article-meta{gap:8px 16px;font-size:12px;}
  .crumb .current{max-width:18ch;}
  .breadcrumb-inner{min-height:40px;}
  .related-grid{grid-template-columns:minmax(0,1fr);}
  .pager-grid{grid-template-columns:minmax(0,1fr);}
  .related-head{flex-direction:column;align-items:flex-start;gap:8px;}
  .article-foot{flex-direction:column;align-items:flex-start;gap:14px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-desc{max-width:none;}
  .article-body h2{margin-top:26px;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .article-body{font-size:15px;}
  .article-body table{font-size:13px;}
  .article-body th,.article-body td{padding:8px;display:table-cell;}
  .facts-grid{grid-template-columns:minmax(0,1fr);}
  .fact{border-right:0;padding:12px 0;border-bottom:1px solid var(--line);}
  .fact:last-child{border-bottom:0;}
  .footer-bottom{font-size:12px;}
}

/* roulang page: category1 */
:root{
  --ink-900:#16211F;
  --ink-700:#22332F;
  --jade-600:#2E5B52;
  --jade-400:#5C8A7E;
  --jade-050:#E4EDE8;
  --amber-500:#C9873C;
  --amber-050:#F7EBD8;
  --paper:#F8F4EC;
  --paper-2:#F1EBDF;
  --line:#DFD7C7;
  --text:#232C29;
  --muted:#6E7C77;
  --danger:#B4483C;
  --radius-card:14px;
  --radius-btn:10px;
  --radius-img:12px;
  --shadow-1:0 1px 0 rgba(0,0,0,.04);
  --shadow-2:0 10px 26px rgba(22,33,31,.10);
  --font-serif:"Noto Serif SC","Songti SC","Source Han Serif SC",serif;
  --font-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  --space-section: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:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--radius-img);}
a{color:var(--jade-600);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--ink-700);}
ul,ol{margin:0;padding:0;list-style:none;}
p{margin:0 0 1em;}
h1,h2,h3,h4{margin:0;font-family:var(--font-serif);color:var(--ink-700);font-weight:600;line-height:1.35;}
h1{font-size:clamp(28px,3.6vw,40px);}
h2{font-size:clamp(22px,2.6vw,30px);}
h3{font-size:20px;}
button{font-family:inherit;}
input,select,textarea{font-family:inherit;font-size:15px;}
.container{width:100%;max-width:1160px;margin:0 auto;padding:0 20px;}
.section{padding:var(--space-section) 0;}
.section--alt{background:var(--paper-2);}
.section--jade{background:var(--jade-050);}
.section-head{max-width:800px;margin-bottom:30px;}
.section-head p{color:var(--muted);font-size:15px;margin:10px 0 0;}
.section-head--row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;max-width:none;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.08em;color:var(--jade-600);
  background:var(--jade-050);border:1px solid var(--jade-400);
  border-radius:999px;padding:3px 14px;margin-bottom:14px;
}
/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;border:1px solid transparent;
  cursor:pointer;text-align:center;
  transition:background .18s ease,color .18s ease,border-color .18s ease,transform .18s ease,box-shadow .18s ease;
}
.btn:hover{transform:translateY(-1px);}
.btn:active{transform:translateY(0);}
.btn:focus-visible{outline:2px dashed var(--jade-400);outline-offset:3px;}
.btn-primary{background:var(--jade-600);color:#fff;}
.btn-primary:hover{background:var(--ink-700);color:#fff;}
.btn-outline{background:transparent;color:var(--jade-600);border-color:var(--jade-600);}
.btn-outline:hover{background:var(--jade-050);color:var(--ink-700);}
.btn-accent{background:var(--amber-500);color:var(--ink-900);}
.btn-accent:hover{background:#D9974A;color:var(--ink-900);}
.btn-ghost{background:transparent;color:var(--ink-700);padding:0 6px;height:auto;text-decoration:underline;text-underline-offset:6px;}
.btn-ghost:hover{color:var(--jade-600);}
.btn-sm{height:32px;padding:0 14px;font-size:13px;border-radius:8px;}
.btn-lg{height:52px;padding:0 28px;font-size:16px;}
.btn-block{width:100%;}
/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;line-height:1.7;padding:2px 10px;border-radius:999px;
  background:var(--jade-050);color:var(--jade-600);border:1px solid transparent;white-space:nowrap;
}
.badge--amber{background:var(--amber-050);color:#8C5C21;}
.badge--verified{background:var(--jade-600);color:#fff;}
.badge--review{background:var(--amber-050);color:#8C5C21;border-color:var(--amber-500);}
.badge--outline{background:transparent;border-color:var(--line);color:var(--muted);}
.tag-cloud{display:flex;flex-wrap:wrap;gap:10px;}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:7px 16px;border:1px solid var(--line);border-radius:999px;
  font-size:14px;color:var(--ink-700);background:#fff;transition:all .18s ease;
}
.tag:hover{background:var(--jade-050);border-color:var(--jade-400);color:var(--jade-600);}
/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(248,244,236,.97);
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease,background .2s ease;
}
.site-header.is-scrolled{box-shadow:0 2px 12px rgba(22,33,31,.08);}
.header-inner{display:flex;align-items:center;gap:22px;min-height:76px;}
.brand{display:flex;flex-direction:column;line-height:1.3;flex-shrink:0;}
.brand-name{font-family:var(--font-serif);font-size:19px;font-weight:700;color:var(--ink-700);letter-spacing:.01em;}
.brand-sub{font-size:12px;color:var(--muted);letter-spacing:.02em;}
.main-nav{display:flex;align-items:center;gap:20px;margin-left:8px;flex-wrap:nowrap;}
.main-nav a{position:relative;font-size:15px;color:var(--ink-700);padding:6px 0;white-space:nowrap;}
.main-nav a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--jade-600);
  transform:scaleX(0);transform-origin:left;transition:transform .2s ease;
}
.main-nav a:hover::after,.main-nav a.active::after{transform:scaleX(1);}
.main-nav a.active{color:var(--jade-600);font-weight:600;}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto;}
.search-box{display:flex;align-items:center;border:1px solid var(--line);border-radius:999px;background:#fff;padding:0 6px 0 14px;height:40px;transition:border-color .18s ease,box-shadow .18s ease;}
.search-box input{border:0;background:transparent;outline:none;width:158px;font-size:14px;color:var(--text);}
.search-box input::placeholder{color:var(--muted);}
.search-box button{background:transparent;border:0;color:var(--jade-600);cursor:pointer;font-size:14px;padding:6px 8px;}
.search-box:focus-within{border-color:var(--jade-600);box-shadow:0 0 0 3px rgba(46,91,82,.12);}
.nav-toggle{display:none;background:transparent;border:1px solid var(--line);border-radius:8px;width:40px;height:40px;color:var(--ink-700);font-size:16px;cursor:pointer;}
/* ---------- 面包屑 ---------- */
.crumb-bar{background:var(--paper-2);border-bottom:1px solid var(--line);}
.crumb-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:44px;}
.crumb-list{display:flex;align-items:center;gap:9px;font-size:13px;color:var(--muted);flex-wrap:wrap;}
.crumb-list a{color:var(--jade-600);}
.crumb-list .sep{color:#B8AF9E;}
.crumb-list .current{color:var(--ink-700);font-weight:600;}
.crumb-back{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--ink-700);border:1px solid var(--line);background:#fff;border-radius:8px;padding:4px 12px;}
.crumb-back:hover{background:var(--jade-050);border-color:var(--jade-400);color:var(--jade-600);}
/* ---------- 分类页头 ---------- */
.cat-head{padding:38px 0 30px;border-bottom:1px solid var(--line);background:linear-gradient(180deg,var(--paper) 0%,var(--paper-2) 100%);}
.cat-head-grid{display:flex;align-items:flex-start;justify-content:space-between;gap:40px;flex-wrap:wrap;}
.cat-head-main{max-width:660px;}
.cat-head-main h1{margin-bottom:12px;}
.cat-head-main p{color:var(--muted);font-size:15px;margin:0;}
.cat-stats{display:flex;gap:0;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-1);overflow:hidden;}
.cat-stat{padding:14px 22px;text-align:center;min-width:104px;border-right:1px solid var(--line);}
.cat-stat:last-child{border-right:0;}
.cat-stat b{display:block;font-family:var(--font-serif);font-size:24px;color:var(--amber-500);line-height:1.2;}
.cat-stat span{font-size:12px;color:var(--muted);}
/* ---------- 筛选条 ---------- */
.filter-bar{padding:18px 0;border-bottom:1px solid var(--line);background:#fff;}
.filter-inner{display:flex;align-items:center;gap:14px;flex-wrap:wrap;}
.filter-label{font-size:13px;color:var(--muted);}
.chip{
  display:inline-flex;align-items:center;gap:7px;
  font-size:14px;color:var(--ink-700);background:var(--paper);
  border:1px solid var(--line);border-radius:999px;padding:6px 16px;cursor:pointer;
  transition:all .18s ease;
}
.chip:hover{border-color:var(--jade-400);color:var(--jade-600);}
.chip.is-on{background:var(--jade-600);border-color:var(--jade-600);color:#fff;}
.filter-count{margin-left:auto;font-size:13px;color:var(--muted);}
.filter-count b{color:var(--ink-700);font-size:15px;}
/* ---------- 主体两栏 ---------- */
.cat-layout{display:grid;grid-template-columns:258px minmax(0,1fr);gap:36px;align-items:start;}
.side-panel{
  position:sticky;top:96px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:20px;box-shadow:var(--shadow-1);
}
.side-panel h3{font-size:15px;font-family:var(--font-sans);font-weight:700;color:var(--ink-700);margin:0 0 12px;letter-spacing:.02em;}
.side-group{padding-bottom:16px;margin-bottom:16px;border-bottom:1px dashed var(--line);}
.side-group:last-child{border-bottom:0;margin-bottom:0;padding-bottom:0;}
.side-opt{display:flex;align-items:center;justify-content:space-between;font-size:14px;color:var(--text);padding:5px 0;}
.side-opt span.num{font-size:12px;color:var(--muted);}
.side-note{font-size:12px;color:var(--muted);line-height:1.75;background:var(--jade-050);border-radius:10px;padding:10px 12px;margin-top:12px;}
.side-cta{margin-top:14px;}
/* ---------- 列表行卡 ---------- */
.row-list{border-top:1px solid var(--line);}
.row-item{
  display:grid;grid-template-columns:132px minmax(0,1fr) auto;gap:20px;
  padding:22px 16px;border-bottom:1px solid var(--line);
  transition:background .18s ease;
}
.row-item:hover{background:var(--paper-2);}
.row-thumb{aspect-ratio:4/3;border-radius:var(--radius-img);overflow:hidden;background:var(--paper-2);border:1px solid var(--line);}
.row-thumb img{width:100%;height:100%;object-fit:cover;border-radius:0;}
.row-main h3{font-size:19px;margin-bottom:6px;}
.row-main h3 a{color:var(--ink-700);}
.row-main h3 a:hover{color:var(--jade-600);}
.row-desc{font-size:14px;color:var(--muted);margin:0 0 10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.row-badges{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:10px;}
.row-meta{display:flex;flex-wrap:wrap;gap:16px;font-size:12px;color:var(--muted);}
.row-meta .star{color:var(--amber-500);}
.row-side{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;min-width:104px;}
.row-more{
  display:inline-flex;align-items:center;gap:6px;
  height:34px;padding:0 14px;border-radius:8px;border:1px solid var(--jade-600);
  color:var(--jade-600);font-size:13px;background:transparent;cursor:pointer;
  transition:all .18s ease;
}
.row-more:hover{background:var(--jade-600);color:#fff;}
.row-side .hot{font-size:12px;color:var(--muted);}
.list-foot{margin-top:28px;text-align:center;}
/* ---------- 要点卡 ---------- */
.pick-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;}
.pick-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:22px 20px;transition:border-color .18s ease,box-shadow .18s ease,transform .18s ease;
}
.pick-card:hover{border-color:var(--jade-400);box-shadow:var(--shadow-2);transform:translateY(-2px);}
.pick-num{font-family:var(--font-serif);font-size:26px;color:var(--amber-500);line-height:1;margin-bottom:10px;}
.pick-card h3{font-size:17px;margin-bottom:8px;}
.pick-card p{font-size:14px;color:var(--muted);margin:0;}
/* ---------- 区域覆盖 ---------- */
.district-wrap{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:32px;align-items:center;}
.district-note{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:18px 20px;font-size:13px;color:var(--muted);line-height:1.8;}
.district-note b{display:block;font-size:15px;color:var(--ink-700);margin-bottom:6px;font-family:var(--font-sans);}
/* ---------- 精选推荐 ---------- */
.feat-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;}
.feat-card{
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  background:#fff;border:1px solid var(--line);border-left:3px solid var(--jade-400);
  border-radius:12px;padding:16px 18px;transition:all .18s ease;
}
.feat-card:hover{border-left-color:var(--amber-500);box-shadow:var(--shadow-2);transform:translateY(-2px);}
.feat-card h3{font-size:16px;line-height:1.5;margin-bottom:4px;}
.feat-card .t{font-size:12px;color:var(--muted);}
.feat-card i{color:var(--jade-400);font-size:14px;}
/* ---------- FAQ ---------- */
.faq-list{border-top:1px solid var(--line);max-width:900px;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:56px;padding:12px 4px;cursor:pointer;list-style:none;
  font-size:16px;font-weight:600;color:var(--ink-700);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";font-family:var(--font-sans);font-size:20px;color:var(--jade-600);
  transition:transform .2s ease;line-height:1;
}
.faq-item[open] summary::after{transform:rotate(45deg);}
.faq-item[open] summary{color:var(--jade-600);}
.faq-body{
  background:var(--paper-2);border-radius:10px;padding:14px 16px;margin:0 0 14px;
  font-size:14px;color:var(--muted);line-height:1.8;
}
/* ---------- 相关阅读 ---------- */
.rel-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:18px;}
.rel-more{font-size:13px;color:var(--jade-600);}
.rel-list{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;}
.rel-item{
  display:flex;align-items:center;gap:16px;
  padding:15px 20px;border-bottom:1px solid var(--line);
  transition:background .18s ease;
}
.rel-item:last-child{border-bottom:0;}
.rel-item:hover{background:var(--paper-2);}
.rel-item .dot{width:6px;height:6px;border-radius:50%;background:var(--jade-400);flex-shrink:0;}
.rel-item .title{font-size:15px;color:var(--ink-700);flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.rel-item .title:hover{color:var(--jade-600);}
.rel-item .time{font-size:12px;color:var(--muted);flex-shrink:0;}
.rel-empty{padding:34px 20px;text-align:center;color:var(--muted);font-size:14px;}
.rel-empty i{display:block;font-size:22px;color:var(--jade-400);margin-bottom:10px;}
/* ---------- 底部 CTA 条 ---------- */
.cta-bar{
  display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;
  background:#fff;border:1px solid var(--line);border-left:4px solid var(--amber-500);
  border-radius:var(--radius-card);padding:24px 28px;box-shadow:var(--shadow-1);
}
.cta-bar h3{font-size:19px;margin-bottom:4px;}
.cta-bar p{margin:0;font-size:14px;color:var(--muted);}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}
/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink-900);color:#F8F4EC;padding:56px 0 0;margin-top:var(--space-section);}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;padding-bottom:36px;}
.footer-brand{font-family:var(--font-serif);font-size:19px;color:#F8F4EC;margin-bottom:12px;}
.footer-desc{font-size:13px;color:rgba(248,244,236,.72);line-height:1.85;margin:0 0 16px;}
.footer-contact{display:flex;gap:10px;}
.footer-contact a{
  width:36px;height:36px;border-radius:50%;border:1px solid rgba(248,244,236,.24);
  display:inline-flex;align-items:center;justify-content:center;color:rgba(248,244,236,.8);font-size:14px;
  transition:all .18s ease;
}
.footer-contact a:hover{background:rgba(201,135,60,.16);border-color:var(--amber-500);color:var(--amber-500);}
.site-footer h4{font-family:var(--font-sans);font-size:14px;color:#F8F4EC;margin:0 0 14px;letter-spacing:.04em;font-weight:700;}
.footer-list li{margin-bottom:9px;}
.footer-list a{font-size:13px;color:rgba(248,244,236,.8);}
.footer-list a:hover{color:var(--amber-500);}
.footer-bottom{
  border-top:1px solid rgba(248,244,236,.14);
  padding:16px 0 22px;display:flex;flex-wrap:wrap;gap:10px;align-items:center;
  font-size:12px;color:rgba(248,244,236,.6);
}
.footer-bottom .sep{color:rgba(248,244,236,.28);}
/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .pick-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .search-box input{width:126px;}
}
@media (max-width:1023px){
  :root{--space-section:48px;}
  .cat-layout{grid-template-columns:220px minmax(0,1fr);gap:24px;}
  .feat-grid{grid-template-columns:1fr;}
  .district-wrap{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .main-nav{gap:14px;}
  .main-nav a{font-size:14px;}
  .search-box{display:none;}
}
@media (max-width:860px){
  .main-nav{
    display:none;position:absolute;top:100%;left:0;right:0;
    flex-direction:column;align-items:flex-start;gap:0;
    background:var(--paper);border-bottom:1px solid var(--line);
    padding:10px 20px 18px;box-shadow:0 12px 24px rgba(22,33,31,.12);
  }
  .main-nav.is-open{display:flex;}
  .main-nav a{width:100%;padding:11px 0;border-bottom:1px dashed var(--line);}
  .main-nav a:last-child{border-bottom:0;}
  .main-nav a::after{display:none;}
  .header-inner{position:relative;flex-wrap:wrap;}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .crumb-list{font-size:12px;}
  .cat-head-grid{flex-direction:column;gap:22px;}
  .cat-stats{width:100%;}
  .cat-stat{flex:1;min-width:0;padding:12px 10px;}
}
@media (max-width:767px){
  :root{--space-section:44px;}
  body{font-size:15px;}
  .cat-layout{grid-template-columns:1fr;}
  .side-panel{position:static;}
  .row-item{grid-template-columns:96px minmax(0,1fr);gap:14px;padding:18px 8px;}
  .row-side{grid-column:1 / -1;flex-direction:row;justify-content:space-between;align-items:center;min-width:0;padding-left:110px;}
  .pick-grid{grid-template-columns:1fr;}
  .cta-bar{flex-direction:column;align-items:flex-start;padding:20px;}
  .footer-grid{grid-template-columns:1fr;}
  .section-head--row{flex-direction:column;align-items:flex-start;gap:10px;}
  .crumb-back{display:none;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .brand-name{font-size:17px;}
  .brand-sub{font-size:11px;}
  .cat-stat b{font-size:19px;}
  .row-item{grid-template-columns:1fr;}
  .row-thumb{width:100%;aspect-ratio:16/9;}
  .row-side{padding-left:0;}
  .row-desc{-webkit-line-clamp:1;}
  .row-meta{gap:10px;}
  .filter-count{margin-left:0;width:100%;}
  .rel-item{flex-wrap:wrap;gap:8px;}
  .rel-item .time{width:100%;padding-left:22px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1;}
}