/* roulang page: index */
/* ===== 设计变量 ===== */
:root{
  --bg:#F7F4EF;
  --bg-soft:#EFEAE1;
  --ink:#1E3B33;
  --ink-hover:#2F5A4C;
  --accent:#B96A3E;
  --text:#16201C;
  --muted:#5C665F;
  --line:#E2DCD1;
  --card:#FFFFFF;
  --radius:4px;
  --shadow-hover:0 8px 24px rgba(30,59,51,.08);
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC","SimSun",serif;
  --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  --container:1240px;
}

/* ===== 基础 reset ===== */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--sans);
  font-size:16.5px;
  line-height:1.75;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5,h6{
  margin:0;
  font-family:var(--serif);
  font-weight:600;
  color:var(--ink);
  line-height:1.35;
  letter-spacing:.01em;
}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
a{color:inherit;text-decoration:none;transition:color .18s ease;}
img{max-width:100%;height:auto;display:block;}
button{font-family:inherit;font-size:inherit;border:0;background:none;cursor:pointer;color:inherit;}
input{font-family:inherit;}
table{border-collapse:collapse;width:100%;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
::selection{background:var(--bg-soft);color:var(--ink);}

/* Foundation 默认样式覆盖 */
.button{
  background-color:var(--ink);
  border-radius:var(--radius);
  font-family:var(--sans);
}
.button:hover,.button:focus{background-color:var(--ink-hover);}
.grid-x{margin-left:0;margin-right:0;}

/* ===== 容器与版块 ===== */
.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 24px;
}
@media (min-width:1024px){
  .container{padding:0 40px;}
}
.section{padding:56px 0;}
@media (min-width:1024px){
  .section{padding:92px 0;}
}
.sec-head{
  border-top:1px solid var(--line);
  padding-top:22px;
  margin-bottom:36px;
  max-width:860px;
}
@media (min-width:1024px){
  .sec-head{margin-bottom:48px;}
}
.sec-index{
  display:block;
  font-family:var(--serif);
  font-size:13px;
  letter-spacing:.2em;
  color:var(--accent);
  margin-bottom:10px;
  font-variant-numeric:tabular-nums;
}
.sec-title{font-size:clamp(23px,3vw,33px);}
.sec-desc{
  margin-top:14px;
  color:var(--muted);
  font-size:16px;
  max-width:760px;
}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  height:48px;
  padding:0 28px;
  border-radius:var(--radius);
  font-size:15px;
  font-weight:500;
  letter-spacing:.01em;
  border:1px solid transparent;
  cursor:pointer;
  white-space:nowrap;
  transition:background-color .18s ease,color .18s ease,border-color .18s ease,letter-spacing .18s ease;
}
.btn-primary{background:var(--ink);color:#fff;}
.btn-primary:hover{background:var(--ink-hover);color:#fff;letter-spacing:.03em;}
.btn-ghost{border-color:var(--ink);color:var(--ink);background:transparent;}
.btn-ghost:hover{background:var(--bg-soft);color:var(--ink);}
.btn-line{height:44px;border-color:var(--line);background:var(--card);color:var(--ink);}
.btn-line:hover{border-color:var(--ink);background:var(--bg-soft);}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}

/* 标签 */
.tag{
  display:inline-block;
  padding:5px 11px;
  border-radius:2px;
  background:var(--bg-soft);
  color:var(--ink);
  font-size:13px;
  line-height:1.6;
  transition:background-color .18s ease,color .18s ease;
}
.tag:hover{background:var(--ink);color:#fff;}

/* ===== 顶部导航 ===== */
.site-header{
  position:fixed;
  top:0;left:0;right:0;
  z-index:60;
  height:64px;
  background:rgba(247,244,239,.94);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;
  transition:border-color .25s ease,box-shadow .25s ease,background-color .25s ease;
}
@media (min-width:1024px){
  .site-header{height:72px;}
}
.site-header.is-scrolled{
  border-bottom-color:var(--line);
  box-shadow:0 6px 20px rgba(30,59,51,.05);
}
.header-inner{
  height:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
}
.brand{
  display:inline-flex;
  align-items:baseline;
  gap:8px;
  font-family:var(--serif);
  font-size:19px;
  font-weight:600;
  color:var(--ink);
  letter-spacing:.02em;
  white-space:nowrap;
}
@media (min-width:1024px){
  .brand{font-size:21px;}
}
.brand-sub{
  font-family:var(--sans);
  font-size:12px;
  font-weight:400;
  color:var(--muted);
  letter-spacing:.08em;
}
.main-nav{display:none;}
@media (min-width:1024px){
  .main-nav{display:block;flex:1;}
}
.nav-list{display:flex;align-items:center;gap:2px;}
.nav-item{position:relative;}
.nav-link{
  display:inline-flex;
  align-items:center;
  gap:7px;
  height:72px;
  padding:0 14px;
  font-size:15px;
  color:var(--text);
  border-bottom:2px solid transparent;
  transition:color .18s ease,border-color .18s ease;
}
.nav-link:hover{color:var(--ink-hover);}
.nav-link.is-active{color:var(--ink);font-weight:500;border-bottom-color:var(--accent);}
.caret{
  width:6px;height:6px;
  border-right:1px solid currentColor;
  border-bottom:1px solid currentColor;
  transform:rotate(45deg) translate(-1px,-1px);
}
.nav-panel{
  position:absolute;
  top:71px;
  left:0;
  width:400px;
  display:none;
  grid-template-columns:1fr 1fr;
  gap:20px 24px;
  padding:22px 24px 24px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:0 14px 34px rgba(30,59,51,.09);
}
.nav-item.has-panel:hover .nav-panel,
.nav-item.has-panel:focus-within .nav-panel{display:grid;}
.panel-title{
  display:block;
  font-size:12px;
  letter-spacing:.16em;
  color:var(--accent);
  margin-bottom:10px;
  font-family:var(--serif);
}
.panel-list li + li{margin-top:8px;}
.panel-link{
  display:block;
  font-size:14px;
  color:var(--text);
  line-height:1.5;
}
.panel-link:hover{color:var(--accent);}
.panel-meta{
  display:block;
  font-size:12px;
  color:var(--muted);
  margin-top:2px;
  font-variant-numeric:tabular-nums;
}
.nav-actions{display:flex;align-items:center;gap:10px;}
.nav-search{
  display:none;
  align-items:center;
  border-bottom:1px solid var(--line);
}
.nav-search.is-open{display:flex;}
.nav-search input{
  width:180px;
  height:38px;
  border:0;
  background:transparent;
  color:var(--text);
  font-size:14px;
  outline:none;
}
.icon-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:44px;height:44px;
  border-radius:var(--radius);
  color:var(--ink);
  font-size:14px;
  transition:background-color .18s ease;
}
.icon-btn:hover{background:var(--bg-soft);}
.menu-toggle{display:inline-flex;}
@media (min-width:1024px){
  .menu-toggle{display:none;}
  .nav-search input{width:160px;}
}
.nav-cta{display:none;}
@media (min-width:1024px){
  .nav-cta{display:inline-flex;}
}
.menu-toggle .bars{
  display:block;width:18px;height:2px;background:var(--ink);position:relative;
}
.menu-toggle .bars::before,
.menu-toggle .bars::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);
}
.menu-toggle .bars::before{top:-6px;}
.menu-toggle .bars::after{top:6px;}

/* ===== 移动抽屉 ===== */
.drawer{
  position:fixed;
  inset:0;
  z-index:90;
  background:var(--bg);
  transform:translateX(100%);
  transition:transform .3s ease;
  overflow-y:auto;
  padding:20px 24px 48px;
  visibility:hidden;
}
.drawer.is-open{transform:translateX(0);visibility:visible;}
.drawer-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding-bottom:16px;
  border-bottom:1px solid var(--line);
  margin-bottom:12px;
}
.drawer-close{
  width:44px;height:44px;
  font-size:24px;
  line-height:1;
  color:var(--ink);
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:var(--radius);
}
.drawer-close:hover{background:var(--bg-soft);}
.drawer-nav > a,
.drawer-nav summary{
  display:flex;
  align-items:center;
  justify-content:space-between;
  min-height:52px;
  padding:10px 0;
  font-family:var(--serif);
  font-size:17px;
  color:var(--ink);
  border-bottom:1px solid var(--line);
  cursor:pointer;
  list-style:none;
}
.drawer-nav summary::-webkit-details-marker{display:none;}
.drawer-nav summary::after{
  content:"+";
  font-family:var(--sans);
  color:var(--accent);
  font-size:20px;
  line-height:1;
}
.drawer-nav details[open] summary::after{transform:rotate(45deg);}
.drawer-sub{padding:8px 0 12px;border-bottom:1px solid var(--line);}
.drawer-sub a{
  display:block;
  padding:9px 0 9px 14px;
  font-size:15px;
  color:var(--muted);
}
.drawer-sub a:hover{color:var(--accent);}
.drawer-nav > a.is-active{color:var(--accent);}

/* ===== 首屏 ===== */
.hero{
  padding:112px 0 0;
  background:linear-gradient(180deg,#F7F4EF 0%,#F7F4EF 68%,#EFEAE1 100%);
}
@media (min-width:1024px){
  .hero{padding:150px 0 0;}
}
.hero-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:40px;
  align-items:center;
}
@media (min-width:1024px){
  .hero-grid{grid-template-columns:7fr 5fr;gap:64px;}
}
.eyebrow{
  display:inline-block;
  font-size:13px;
  letter-spacing:.18em;
  color:var(--accent);
  font-family:var(--serif);
  margin-bottom:18px;
}
.hero h1{
  font-size:clamp(30px,5vw,54px);
  line-height:1.24;
  letter-spacing:.005em;
}
.hero-lead{
  margin-top:20px;
  font-size:17px;
  color:var(--muted);
  max-width:620px;
}
@media (min-width:1024px){
  .hero-lead{font-size:18px;}
}
.hero-cta{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-top:32px;
}
.hero-facts{
  display:flex;
  flex-wrap:wrap;
  gap:28px 44px;
  margin-top:40px;
  padding-top:26px;
  border-top:1px solid var(--line);
}
.hero-facts li{min-width:120px;}
.hero-facts .fact-num{
  display:block;
  font-family:var(--serif);
  font-size:26px;
  color:var(--ink);
  font-variant-numeric:tabular-nums;
  line-height:1.2;
}
.hero-facts .fact-label{
  display:block;
  font-size:13px;
  color:var(--muted);
  margin-top:4px;
}
.hero-media{
  border:1px solid var(--line);
  background:var(--bg-soft);
  padding:10px;
  border-radius:var(--radius);
}
.hero-media img{
  width:100%;
  aspect-ratio:4/3;
  object-fit:cover;
  filter:brightness(.97) saturate(.94);
  border-radius:2px;
}
.hero-strip{
  margin-top:52px;
  border-top:1px solid var(--line);
  padding:18px 0 26px;
  display:flex;
  flex-wrap:wrap;
  gap:10px 16px;
  align-items:center;
}
.hero-strip .strip-label{
  font-size:13px;
  color:var(--muted);
  letter-spacing:.06em;
}

/* ===== 目录索引 ===== */
.dir-list{
  display:grid;
  grid-template-columns:1fr;
  border-top:1px solid var(--line);
}
@media (min-width:768px){
  .dir-list{grid-template-columns:1fr 1fr;}
}
@media (min-width:1024px){
  .dir-list{grid-template-columns:repeat(4,1fr);}
}
.dir-item{border-bottom:1px solid var(--line);}
@media (min-width:1024px){
  .dir-item{border-right:1px solid var(--line);}
  .dir-item:nth-child(4n){border-right:0;}
}
.dir-item a{
  display:block;
  padding:24px 20px 24px 0;
  height:100%;
  transition:background-color .2s ease;
}
@media (min-width:1024px){
  .dir-item a{padding:26px 22px;}
  .dir-item:first-child a{padding-left:0;}
}
.dir-item a:hover{background:rgba(239,234,225,.6);}
.dir-name{
  display:block;
  font-family:var(--serif);
  font-size:19px;
  color:var(--ink);
  margin-bottom:8px;
}
.dir-meta{
  display:block;
  font-size:13.5px;
  color:var(--muted);
  line-height:1.65;
}

/* ===== 痛点清单 ===== */
.check-list{border-top:1px solid var(--line);}
.check-item{
  display:grid;
  grid-template-columns:52px 1fr;
  gap:16px;
  align-items:start;
  padding:22px 0;
  border-bottom:1px solid var(--line);
}
@media (min-width:1024px){
  .check-item{grid-template-columns:92px 1fr;gap:24px;padding:26px 0;}
}
.check-num{
  font-family:var(--serif);
  font-size:20px;
  color:var(--accent);
  font-variant-numeric:tabular-nums;
  line-height:1.5;
}
@media (min-width:1024px){
  .check-num{font-size:24px;}
}
.check-text{font-size:16px;color:var(--text);}
.check-text span{color:var(--muted);}

/* ===== 解决方案 ===== */
.solution-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:28px;
}
@media (min-width:1024px){
  .solution-grid{grid-template-columns:5fr 7fr;gap:56px;}
}
.solution-title{
  font-family:var(--serif);
  font-size:clamp(21px,2.4vw,27px);
  color:var(--ink);
  line-height:1.45;
}
.solution-body p + p{margin-top:16px;}
.solution-body p{color:var(--muted);font-size:16px;}
.line-points{
  margin-top:36px;
  border-top:1px solid var(--line);
}
.line-point{
  display:flex;
  gap:14px;
  align-items:flex-start;
  padding:16px 0;
  border-bottom:1px solid var(--line);
}
.line-point::before{
  content:"";
  flex:0 0 22px;
  height:2px;
  margin-top:13px;
  background:var(--accent);
}
.line-point strong{
  font-family:var(--serif);
  color:var(--ink);
  font-weight:600;
  margin-right:8px;
}
.line-point span{color:var(--muted);font-size:15px;}

/* ===== 步骤 ===== */
.steps{
  display:grid;
  grid-template-columns:1fr;
  gap:0;
  border-top:1px solid var(--line);
}
@media (min-width:640px){
  .steps{grid-template-columns:1fr 1fr;}
}
@media (min-width:1024px){
  .steps{grid-template-columns:repeat(4,1fr);}
}
.step{
  padding:28px 20px 30px 0;
  border-bottom:1px solid var(--line);
}
@media (min-width:640px){
  .step{padding-right:26px;}
}
@media (min-width:1024px){
  .step{padding:32px 26px 34px;border-right:1px solid var(--line);}
  .step:last-child{border-right:0;}
}
.step-num{
  display:block;
  font-family:var(--serif);
  font-size:44px;
  line-height:1;
  color:transparent;
  -webkit-text-stroke:1px var(--accent);
  font-variant-numeric:tabular-nums;
  margin-bottom:18px;
}
.step-title{
  font-size:19px;
  margin-bottom:10px;
}
.step-desc{font-size:14.5px;color:var(--muted);}

/* ===== 成果数据 ===== */
.stats{
  background:var(--bg-soft);
  border:1px solid var(--line);
  padding:40px 24px;
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:32px 24px;
}
@media (min-width:1024px){
  .stats{grid-template-columns:repeat(4,1fr);padding:56px 48px;}
}
.stat-num{
  font-family:var(--serif);
  font-size:clamp(40px,6vw,60px);
  line-height:1;
  color:var(--ink);
  font-variant-numeric:tabular-nums;
}
.stat-unit{
  font-size:15px;
  color:var(--muted);
  margin-left:6px;
  font-family:var(--sans);
}
.stat-label{
  display:block;
  margin-top:14px;
  font-size:14.5px;
  color:var(--muted);
}
.stats-note{
  margin-top:20px;
  font-size:13px;
  color:var(--muted);
}

/* ===== 证言 ===== */
.quotes{border-top:1px solid var(--line);}
.quote{
  padding:32px 0;
  border-bottom:1px solid var(--line);
  max-width:900px;
}
.quote-mark{
  font-family:var(--serif);
  font-size:52px;
  line-height:.8;
  color:var(--accent);
  display:block;
  margin-bottom:14px;
}
.quote-text{
  font-size:18px;
  color:var(--text);
  line-height:1.8;
}
@media (min-width:1024px){
  .quote-text{font-size:19px;}
}
.quote-meta{
  display:flex;
  align-items:center;
  gap:12px;
  margin-top:20px;
}
.avatar{
  width:34px;height:34px;
  border-radius:50%;
  background:var(--bg-soft);
  border:1px solid var(--line);
  display:inline-flex;
  align-items:center;
  justify-content:center;
  font-family:var(--serif);
  font-size:14px;
  color:var(--ink);
  flex:0 0 34px;
}
.quote-name{font-size:14.5px;color:var(--ink);font-weight:500;}
.quote-role{font-size:13px;color:var(--muted);margin-left:8px;}

/* ===== 适用人群 ===== */
.audience{
  display:grid;
  grid-template-columns:1fr;
  gap:32px;
}
@media (min-width:1024px){
  .audience{grid-template-columns:4fr 8fr;gap:56px;}
}
.audience-lines li{
  padding:13px 0;
  border-bottom:1px solid var(--line);
  font-size:15.5px;
  color:var(--muted);
}
.audience-lines li strong{color:var(--ink);font-weight:500;}
.scene-tags{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  align-content:flex-start;
}
.scene-tag{
  display:inline-block;
  padding:8px 14px;
  border-radius:2px;
  background:var(--bg-soft);
  color:var(--ink);
  font-size:14px;
  transition:background-color .18s ease,color .18s ease;
}
.scene-tag:hover{background:var(--ink);color:#fff;}

/* ===== 对照表 ===== */
.table-wrap{border-top:1px solid var(--line);}
.compare-table{font-size:15px;}
.compare-table thead th{
  text-align:left;
  font-family:var(--serif);
  font-size:14px;
  font-weight:600;
  color:var(--muted);
  letter-spacing:.08em;
  padding:16px 14px 14px 0;
  border-bottom:1px solid var(--line);
  white-space:nowrap;
}
.compare-table tbody td{
  padding:18px 14px 18px 0;
  border-bottom:1px solid var(--line);
  vertical-align:top;
  color:var(--muted);
}
.compare-table tbody td:first-child{
  font-family:var(--serif);
  color:var(--ink);
  font-size:16px;
  white-space:nowrap;
}
@media (max-width:767px){
  .compare-table thead{display:none;}
  .compare-table tbody tr{
    display:block;
    padding:18px 0;
    border-bottom:1px solid var(--line);
  }
  .compare-table tbody td{
    display:block;
    padding:3px 0;
    border:0;
  }
  .compare-table tbody td::before{
    content:attr(data-label);
    display:inline-block;
    min-width:82px;
    color:var(--accent);
    font-size:13px;
  }
  .compare-table tbody td:first-child{font-size:17px;margin-bottom:8px;}
  .compare-table tbody td:first-child::before{display:none;}
}

/* ===== 账号安全 ===== */
.security{
  display:grid;
  grid-template-columns:1fr;
  gap:0 56px;
}
@media (min-width:768px){
  .security{grid-template-columns:1fr 1fr;}
  .security-col.right{margin-top:32px;}
}
.sec-item{
  padding:18px 0;
  border-bottom:1px solid var(--line);
}
.sec-item h3{
  font-size:16.5px;
  margin-bottom:6px;
}
.sec-item p{font-size:14.5px;color:var(--muted);}

/* ===== 资讯 ===== */
.news-list{border-top:1px solid var(--line);}
.news-item{
  display:grid;
  grid-template-columns:1fr;
  gap:16px;
  padding:24px 0;
  border-bottom:1px solid var(--line);
}
@media (min-width:768px){
  .news-item{grid-template-columns:200px 1fr;gap:28px;align-items:start;}
}
.news-thumb{
  overflow:hidden;
  border:1px solid var(--line);
  border-radius:var(--radius);
  background:var(--bg-soft);
}
.news-thumb img{
  width:100%;
  aspect-ratio:3/2;
  object-fit:cover;
  transition:transform .6s ease-out;
}
.news-item:hover .news-thumb img{transform:scale(1.03);}
.news-date{
  font-size:13px;
  color:var(--muted);
  font-variant-numeric:tabular-nums;
  letter-spacing:.04em;
}
.news-title{
  font-size:19px;
  margin:8px 0 8px;
  display:inline-block;
}
.news-title:hover{color:var(--accent);}
.news-sum{font-size:14.5px;color:var(--muted);}

/* ===== 术语速查 ===== */
.terms{
  display:grid;
  grid-template-columns:1fr;
  gap:0 48px;
}
@media (min-width:768px){
  .terms{grid-template-columns:1fr 1fr;}
}
.term-item{
  padding:15px 0;
  border-bottom:1px solid var(--line);
}
.term-name{
  font-family:var(--serif);
  font-weight:600;
  color:var(--ink);
  margin-right:10px;
  font-size:16px;
}
.term-desc{font-size:14.5px;color:var(--muted);display:inline;}

/* ===== 指标看板 ===== */
.metrics{
  display:grid;
  grid-template-columns:1fr;
  gap:26px;
}
@media (min-width:768px){
  .metrics{grid-template-columns:1fr 1fr;gap:30px 48px;}
}
@media (min-width:1024px){
  .metrics{grid-template-columns:repeat(4,1fr);}
}
.metric-head{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap:12px;
  margin-bottom:12px;
}
.metric-label{font-size:14.5px;color:var(--text);}
.metric-value{
  font-family:var(--serif);
  font-size:22px;
  color:var(--ink);
  font-variant-numeric:tabular-nums;
}
.metric-bar{
  height:2px;
  background:var(--line);
  overflow:hidden;
}
.metric-fill{
  display:block;
  height:100%;
  background:linear-gradient(90deg,var(--ink),var(--accent));
}
.metric-note{
  display:block;
  margin-top:10px;
  font-size:13px;
  color:var(--muted);
}

/* ===== FAQ ===== */
.faq-list{border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:22px 0;
  font-family:var(--serif);
  font-size:17px;
  font-weight:600;
  color:var(--ink);
  transition:color .18s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--accent);}
.faq-item summary::after{
  content:"+";
  font-family:var(--sans);
  font-size:22px;
  line-height:1;
  color:var(--accent);
  transition:transform .25s ease;
  flex:0 0 auto;
}
.faq-item[open] summary::after{transform:rotate(45deg);}
.faq-answer{
  padding:0 0 24px;
  max-width:860px;
  font-size:15.5px;
  color:var(--muted);
  line-height:1.8;
}

/* ===== 收束 CTA ===== */
.cta-band{
  background:var(--bg-soft);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  padding:52px 0;
}
@media (min-width:1024px){
  .cta-band{padding:68px 0;}
}
.cta-inner{
  display:grid;
  grid-template-columns:1fr;
  gap:26px;
  align-items:center;
}
@media (min-width:1024px){
  .cta-inner{grid-template-columns:1fr auto;gap:48px;}
}
.cta-title{
  font-size:clamp(22px,3vw,30px);
  color:var(--ink);
}
.cta-note{
  margin-top:12px;
  font-size:14.5px;
  color:var(--muted);
  max-width:640px;
}
.cta-action{text-align:left;}
@media (min-width:1024px){
  .cta-action{text-align:right;}
}
.cta-action .small-note{
  display:block;
  margin-top:12px;
  font-size:13px;
  color:var(--muted);
}

/* ===== 页脚 ===== */
.site-footer{
  background:var(--bg-soft);
  color:var(--ink);
  padding:56px 0 28px;
}
.footer-grid{
  padding-bottom:36px;
}
.footer-col{
  padding:0 0 28px;
  border-left:0;
}
@media (min-width:768px){
  .footer-col{padding:0 26px 10px;border-left:1px solid var(--line);}
  .footer-col:first-child{padding-left:0;border-left:0;}
}
@media (min-width:1024px){
  .footer-col{padding:0 28px 0;}
}
.footer-brand{
  font-family:var(--serif);
  font-size:20px;
  font-weight:600;
  margin-bottom:12px;
}
.footer-note{
  font-size:14px;
  color:var(--muted);
  max-width:300px;
  line-height:1.75;
}
.footer-title{
  font-family:var(--serif);
  font-size:15px;
  font-weight:600;
  margin-bottom:14px;
  letter-spacing:.04em;
}
.footer-links li{margin-bottom:9px;}
.footer-links a{
  font-size:14px;
  color:var(--muted);
  border-bottom:1px solid transparent;
  transition:color .18s ease,border-color .18s ease;
}
.footer-links a:hover{color:var(--ink);border-bottom-color:var(--accent);}
.footer-meta li{font-size:14px;color:var(--muted);}
.footer-bottom{
  border-top:1px solid var(--line);
  padding-top:20px;
  display:flex;
  flex-wrap:wrap;
  gap:8px 24px;
  justify-content:space-between;
}
.footer-bottom p{font-size:13px;color:var(--muted);}

/* ===== 动效 ===== */
.reveal{
  opacity:0;
  transform:translateY(14px);
  transition:opacity .4s ease,transform .4s ease;
}
.reveal.is-visible{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none;}
  html{scroll-behavior:auto;}
  .news-item:hover .news-thumb img{transform:none;}
  .btn,.tag,.scene-tag{transition:none;}
}

/* roulang page: category1 */
:root{
 --bg:#F7F4EF;
 --bg-soft:#EFEAE1;
 --ink:#1E3B33;
 --ink-hover:#2F5A4C;
 --accent:#B96A3E;
 --text:#16201C;
 --muted:#5C665F;
 --line:#E2DCD1;
 --card:#FFFFFF;
 --radius:4px;
 --shadow-hover:0 8px 24px rgba(30,59,51,.08);
 --serif:"Noto Serif SC","Source Han Serif SC","Songti SC","SimSun",serif;
 --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
 --container:1240px;
}
/* ===== 基础 ===== */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
 margin:0;
 background:var(--bg);
 color:var(--text);
 font-family:var(--sans);
 font-size:16.5px;
 line-height:1.75;
 font-weight:400;
 -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,dl,dd,dt,figure{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
a{color:inherit;text-decoration:none;transition:color .18s ease;}
img{max-width:100%;height:auto;display:block;}
button{font-family:inherit;font-size:inherit;border:0;background:none;cursor:pointer;color:inherit;}
input{font-family:inherit;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
.num{font-variant-numeric:tabular-nums;}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;}
/* ===== Foundation 覆盖 ===== */
.button{
 background-color:var(--ink);
 border-radius:var(--radius);
 font-family:var(--sans);
}
.button:hover,.button:focus{background-color:var(--ink-hover);}
.grid-x{margin-left:0;margin-right:0;}
/* ===== 容器与版块 ===== */
.container{
 width:100%;
 max-width:var(--container);
 margin:0 auto;
 padding:0 24px;
}
@media screen and (min-width:1024px){
 .container{padding:0 40px;}
}
.section{padding:56px 0;}
@media screen and (min-width:1024px){
 .section{padding:92px 0;}
}
.sec-head{display:flex;flex-direction:column;gap:8px;margin-bottom:36px;}
.sec-index{
 font-family:var(--serif);
 font-size:13px;
 letter-spacing:.18em;
 color:var(--accent);
 border-top:1px solid var(--line);
 padding-top:12px;
 display:block;
}
.sec-title{
 font-family:var(--serif);
 font-size:clamp(22px,2.6vw,31px);
 font-weight:600;
 line-height:1.4;
 color:var(--ink);
 letter-spacing:.01em;
}
.sec-sub{color:var(--muted);font-size:15px;max-width:760px;}
/* ===== 按钮 ===== */
.btn{
 display:inline-flex;
 align-items:center;
 justify-content:center;
 height:48px;
 padding:0 28px;
 border-radius:var(--radius);
 font-size:15px;
 font-weight:500;
 letter-spacing:.01em;
 border:1px solid transparent;
 cursor:pointer;
 white-space:nowrap;
 transition:background-color .18s ease,color .18s ease,border-color .18s ease,letter-spacing .18s ease,transform .18s ease;
}
.btn-primary{background:var(--ink);color:#fff;}
.btn-primary:hover{background:var(--ink-hover);color:#fff;letter-spacing:.03em;}
.btn-ghost{border-color:var(--ink);color:var(--ink);background:transparent;}
.btn-ghost:hover{background:var(--bg-soft);color:var(--ink);}
.btn-line{height:44px;border-color:var(--line);background:var(--card);color:var(--ink);}
.btn-line:hover{border-color:var(--ink);background:var(--bg-soft);}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}
/* ===== 标签 ===== */
.tag{
 display:inline-block;
 padding:5px 11px;
 border-radius:2px;
 background:var(--bg-soft);
 color:var(--ink);
 font-size:13px;
 line-height:1.6;
 transition:background-color .18s ease,color .18s ease;
}
.tag:hover{background:var(--ink);color:#fff;}
.tag-accent{background:rgba(185,106,62,.12);color:var(--accent);}
/* ===== 顶部导航 ===== */
.site-header{
 position:fixed;
 top:0;left:0;right:0;
 z-index:60;
 height:64px;
 background:rgba(247,244,239,.94);
 backdrop-filter:blur(10px);
 -webkit-backdrop-filter:blur(10px);
 border-bottom:1px solid transparent;
 transition:border-color .25s ease,box-shadow .25s ease,background-color .25s ease;
}
@media screen and (min-width:1024px){
 .site-header{height:72px;}
}
.site-header.is-scrolled{
 border-bottom-color:var(--line);
 box-shadow:0 6px 20px rgba(30,59,51,.05);
}
.header-inner{
 height:100%;
 display:flex;
 align-items:center;
 justify-content:space-between;
 gap:20px;
}
.brand{
 display:inline-flex;
 align-items:baseline;
 gap:8px;
 font-family:var(--serif);
 font-size:19px;
 font-weight:600;
 color:var(--ink);
 letter-spacing:.02em;
 white-space:nowrap;
}
@media screen and (min-width:1024px){
 .brand{font-size:21px;}
}
.brand-sub{
 font-family:var(--sans);
 font-size:12px;
 font-weight:400;
 color:var(--muted);
 letter-spacing:.08em;
}
.main-nav{display:none;}
@media screen and (min-width:1024px){
 .main-nav{display:block;flex:1;}
}
.nav-list{display:flex;align-items:center;gap:2px;}
.nav-item{position:relative;}
.nav-link{
 display:inline-flex;
 align-items:center;
 gap:7px;
 height:72px;
 padding:0 14px;
 font-size:15px;
 color:var(--text);
 border-bottom:2px solid transparent;
 transition:color .18s ease,border-color .18s ease;
}
.nav-link:hover{color:var(--ink-hover);}
.nav-link.is-active{color:var(--ink);font-weight:500;border-bottom-color:var(--accent);}
.caret{
 width:6px;height:6px;
 border-right:1px solid currentColor;
 border-bottom:1px solid currentColor;
 transform:rotate(45deg) translateY(-2px);
 opacity:.75;
}
.nav-panel{
 position:absolute;
 top:71px;
 left:0;
 width:420px;
 display:none;
 grid-template-columns:1fr 1fr;
 gap:20px 24px;
 padding:22px 24px 24px;
 background:var(--card);
 border:1px solid var(--line);
 border-radius:var(--radius);
 box-shadow:0 14px 34px rgba(30,59,51,.09);
}
.nav-item.has-panel:hover .nav-panel,
.nav-item.has-panel:focus-within .nav-panel{display:grid;}
.panel-title{
 display:block;
 font-size:12px;
 letter-spacing:.16em;
 color:var(--accent);
 margin-bottom:10px;
 font-family:var(--serif);
}
.panel-list li + li{margin-top:8px;}
.panel-link{font-size:14px;color:var(--text);}
.panel-link:hover{color:var(--ink-hover);text-decoration:underline;text-underline-offset:3px;}
.panel-link.is-current{color:var(--ink);font-weight:600;}
.panel-meta{
 display:block;
 font-size:12px;
 color:var(--muted);
 margin-top:2px;
 font-variant-numeric:tabular-nums;
}
.nav-actions{display:flex;align-items:center;gap:10px;}
.nav-search{
 display:none;
 align-items:center;
 border-bottom:1px solid var(--line);
}
.nav-search.is-open{display:flex;}
.nav-search input{
 width:160px;
 height:38px;
 border:0;
 background:transparent;
 color:var(--text);
 font-size:14px;
 outline:none;
}
.nav-search input::placeholder{color:var(--muted);}
.icon-btn{
 display:inline-flex;
 align-items:center;
 justify-content:center;
 width:44px;height:44px;
 border-radius:var(--radius);
 color:var(--ink);
 font-size:14px;
 transition:background-color .18s ease;
}
.icon-btn:hover{background:var(--bg-soft);}
.nav-cta{display:none;}
@media screen and (min-width:1024px){
 .nav-cta{display:inline-flex;}
}
.menu-toggle{display:inline-flex;}
@media screen and (min-width:1024px){
 .menu-toggle{display:none;}
}
.menu-toggle .bars{display:block;width:18px;height:2px;background:var(--ink);position:relative;}
.menu-toggle .bars::before,
.menu-toggle .bars::after{
 content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);
}
.menu-toggle .bars::before{top:-6px;}
.menu-toggle .bars::after{top:6px;}
/* ===== 移动抽屉 ===== */
.drawer{
 position:fixed;
 inset:0;
 z-index:90;
 background:var(--bg);
 transform:translateX(100%);
 transition:transform .3s ease;
 overflow-y:auto;
 padding:20px 24px 48px;
 visibility:hidden;
}
.drawer.is-open{transform:translateX(0);visibility:visible;}
.drawer-head{
 display:flex;
 align-items:center;
 justify-content:space-between;
 padding-bottom:16px;
 border-bottom:1px solid var(--line);
 margin-bottom:12px;
}
.drawer-close{
 width:44px;height:44px;
 font-size:24px;
 line-height:1;
 color:var(--ink);
 display:inline-flex;align-items:center;justify-content:center;
 border-radius:var(--radius);
}
.drawer-close:hover{background:var(--bg-soft);}
.drawer-nav > li{border-bottom:1px solid var(--line);}
.drawer-nav a,
.drawer-nav summary{
 display:flex;
 align-items:center;
 justify-content:space-between;
 min-height:52px;
 font-size:16px;
 color:var(--text);
}
.drawer-nav summary{list-style:none;cursor:pointer;}
.drawer-nav summary::-webkit-details-marker{display:none;}
.drawer-sub{padding:0 0 14px 14px;}
.drawer-sub li + li{margin-top:8px;}
.drawer-sub a{min-height:auto;font-size:14px;color:var(--muted);}
/* ===== 分类头部 ===== */
.page-main{padding-top:64px;}
@media screen and (min-width:1024px){
 .page-main{padding-top:72px;}
}
.cat-hero{
 position:relative;
 overflow:hidden;
 background:var(--bg-soft);
 border-bottom:1px solid var(--line);
}
.cat-hero-bg{position:absolute;inset:0;}
.cat-hero-bg img{width:100%;height:100%;object-fit:cover;object-position:right center;}
.cat-hero-bg::after{
 content:"";
 position:absolute;inset:0;
 background:linear-gradient(90deg,rgba(247,244,239,.97) 0%,rgba(247,244,239,.86) 52%,rgba(247,244,239,.42) 100%);
}
.cat-hero-inner{position:relative;z-index:2;padding:38px 0 34px;}
@media screen and (min-width:1024px){
 .cat-hero-inner{padding:52px 0 46px;}
}
.breadcrumb{
 display:flex;flex-wrap:wrap;
 align-items:center;
 gap:8px;
 font-size:13px;
 color:var(--muted);
 margin-bottom:16px;
}
.breadcrumb a:hover{color:var(--ink);text-decoration:underline;text-underline-offset:3px;}
.breadcrumb .sep{color:var(--line);}
.breadcrumb .current{color:var(--text);}
.cat-h1{
 font-family:var(--serif);
 font-size:clamp(27px,4vw,44px);
 font-weight:600;
 line-height:1.32;
 color:var(--ink);
 letter-spacing:.01em;
 max-width:820px;
}
.cat-lead{
 margin-top:14px;
 max-width:700px;
 font-size:16px;
 color:var(--muted);
}
.cat-meta{
 display:flex;
 flex-wrap:wrap;
 align-items:center;
 gap:8px 16px;
 margin-top:18px;
 font-size:13px;
 color:var(--muted);
 font-variant-numeric:tabular-nums;
}
.cat-meta span{display:inline-flex;align-items:center;gap:6px;}
.cat-meta i{display:block;width:14px;height:1px;background:var(--accent);}
.cat-bar{
 margin-top:24px;
 padding-top:16px;
 border-top:1px solid rgba(226,220,209,.9);
 display:flex;
 flex-wrap:wrap;
 align-items:center;
 gap:10px;
}
.cat-bar-label{font-size:13px;color:var(--muted);margin-right:4px;}
.chip{
 display:inline-flex;
 align-items:center;
 height:34px;
 padding:0 14px;
 border:1px solid var(--line);
 border-radius:2px;
 background:rgba(255,255,255,.7);
 font-size:13px;
 color:var(--ink);
 transition:background-color .18s ease,color .18s ease,border-color .18s ease;
}
.chip:hover{background:var(--ink);color:#fff;border-color:var(--ink);}
.chip.is-on{background:var(--ink);color:#fff;border-color:var(--ink);}
/* ===== 条目网格 ===== */
.entry-grid{margin:0 -14px;}
.entry-grid > .cell{padding:0 14px;margin-bottom:32px;}
.entry-card{
 background:var(--card);
 border:1px solid var(--line);
 border-radius:var(--radius);
 height:100%;
 display:flex;
 flex-direction:column;
 overflow:hidden;
 transition:transform .2s ease,box-shadow .2s ease;
}
.entry-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);}
.entry-thumb{
 position:relative;
 aspect-ratio:3/2;
 overflow:hidden;
 background:var(--bg-soft);
 border-bottom:1px solid var(--line);
}
.entry-thumb img{
 width:100%;height:100%;
 object-fit:cover;
 transition:transform .6s ease-out;
}
.entry-card:hover .entry-thumb img{transform:scale(1.03);}
.entry-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1;}
.entry-body .tag{align-self:flex-start;margin-bottom:12px;}
.entry-title{
 font-family:var(--serif);
 font-size:18px;
 font-weight:600;
 line-height:1.5;
 color:var(--ink);
}
.entry-title a{background-image:linear-gradient(var(--accent),var(--accent));background-size:0 1px;background-repeat:no-repeat;background-position:0 100%;transition:background-size .25s ease,color .18s ease;}
.entry-title a:hover{color:var(--ink-hover);background-size:100% 1px;}
.entry-desc{margin-top:10px;font-size:14.5px;color:var(--muted);flex:1;}
.entry-foot{
 margin-top:16px;
 padding-top:12px;
 border-top:1px solid var(--line);
 font-size:13px;
 color:var(--muted);
 display:flex;
 justify-content:space-between;
 gap:12px;
 font-variant-numeric:tabular-nums;
}
.more-row{display:flex;justify-content:center;margin-top:12px;}
/* ===== 要点速览 ===== */
.points{border-top:1px solid var(--line);}
.point{
 display:grid;
 grid-template-columns:64px 1fr;
 gap:18px;
 padding:22px 0;
 border-bottom:1px solid var(--line);
 align-items:start;
}
.point-num{
 font-family:var(--serif);
 font-size:24px;
 font-weight:600;
 color:var(--accent);
 font-variant-numeric:tabular-nums;
 line-height:1.4;
}
.point-title{font-family:var(--serif);font-size:18px;font-weight:600;color:var(--ink);}
.point-text{margin-top:6px;font-size:15px;color:var(--muted);}
/* ===== 推荐阅读 ===== */
.read-grid{margin:0 -14px;}
.read-grid > .cell{padding:0 14px;}
.read-item{
 display:grid;
 grid-template-columns:48px 1fr;
 gap:16px;
 padding:20px 0;
 border-bottom:1px solid var(--line);
}
.read-num{
 font-family:var(--serif);
 font-size:15px;
 color:var(--accent);
 border-top:1px solid var(--accent);
 padding-top:6px;
 font-variant-numeric:tabular-nums;
}
.read-title{font-family:var(--serif);font-size:17px;font-weight:600;color:var(--ink);line-height:1.5;}
.read-title a{background-image:linear-gradient(var(--accent),var(--accent));background-size:0 1px;background-repeat:no-repeat;background-position:0 100%;transition:background-size .25s ease;}
.read-title a:hover{background-size:100% 1px;color:var(--ink-hover);}
.read-meta{margin-top:6px;font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums;}
/* ===== 步骤 ===== */
.steps{
 display:grid;
 grid-template-columns:1fr;
 gap:0;
 border-top:1px solid var(--line);
}
@media screen and (min-width:640px){
 .steps{grid-template-columns:repeat(2,1fr);}
}
@media screen and (min-width:1024px){
 .steps{grid-template-columns:repeat(4,1fr);}
}
.step{
 position:relative;
 padding:26px 22px 26px 0;
 border-bottom:1px solid var(--line);
}
@media screen and (min-width:640px){
 .step{border-right:1px solid var(--line);padding-right:26px;padding-left:26px;}
 .step:nth-child(2n){border-right:0;}
}
@media screen and (min-width:1024px){
 .step:nth-child(2n){border-right:1px solid var(--line);}
 .step:last-child{border-right:0;}
 .step:first-child{padding-left:0;}
}
.step-num{
 font-family:var(--serif);
 font-size:34px;
 line-height:1;
 color:transparent;
 -webkit-text-stroke:1px var(--accent);
 font-variant-numeric:tabular-nums;
}
.step-title{margin-top:14px;font-family:var(--serif);font-size:17px;font-weight:600;color:var(--ink);}
.step-text{margin-top:6px;font-size:14.5px;color:var(--muted);}
/* ===== 数据指标 ===== */
.metrics{
 background:var(--bg-soft);
 border-top:1px solid var(--line);
 border-bottom:1px solid var(--line);
 padding:38px 0;
}
.metrics-grid{
 display:grid;
 grid-template-columns:repeat(2,1fr);
 gap:26px 20px;
}
@media screen and (min-width:1024px){
 .metrics-grid{grid-template-columns:repeat(4,1fr);gap:20px;}
}
.metric{border-left:2px solid var(--accent);padding-left:16px;}
.metric-value{
 font-family:var(--serif);
 font-size:clamp(30px,4vw,46px);
 font-weight:600;
 color:var(--ink);
 line-height:1.1;
 font-variant-numeric:tabular-nums;
}
.metric-unit{font-size:14px;color:var(--muted);margin-left:4px;font-family:var(--sans);}
.metric-label{margin-top:8px;font-size:14px;color:var(--muted);}
.metrics-note{margin-top:26px;padding-top:14px;border-top:1px solid var(--line);font-size:13px;color:var(--muted);}
/* ===== FAQ ===== */
.faq{border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item summary{
 list-style:none;
 cursor:pointer;
 display:flex;
 align-items:flex-start;
 justify-content:space-between;
 gap:18px;
 padding:20px 0;
 font-family:var(--serif);
 font-size:17px;
 font-weight:600;
 color:var(--ink);
 transition:color .18s ease;
}
.faq-item summary:hover{color:var(--ink-hover);}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-icon{
 position:relative;
 flex:0 0 auto;
 width:18px;height:18px;
 margin-top:6px;
}
.faq-icon::before,
.faq-icon::after{
 content:"";
 position:absolute;
 background:var(--accent);
 transition:transform .25s ease;
}
.faq-icon::before{top:8px;left:0;width:18px;height:1.5px;}
.faq-icon::after{left:8px;top:0;width:1.5px;height:18px;}
.faq-item[open] .faq-icon::after{transform:rotate(90deg);opacity:0;}
.faq-body{padding:0 40px 22px 0;font-size:15.5px;color:var(--muted);}
/* ===== 收束 CTA ===== */
.cta-band{
 background:var(--bg-soft);
 border-top:1px solid var(--line);
 border-bottom:1px solid var(--line);
 padding:44px 0;
}
.cta-inner{
 display:flex;
 flex-direction:column;
 gap:22px;
}
@media screen and (min-width:1024px){
 .cta-inner{flex-direction:row;align-items:center;justify-content:space-between;gap:40px;}
}
.cta-title{font-family:var(--serif);font-size:clamp(21px,2.6vw,29px);font-weight:600;color:var(--ink);line-height:1.4;}
.cta-note{margin-top:8px;font-size:14px;color:var(--muted);}
.cta-action{display:flex;flex-direction:column;gap:10px;}
@media screen and (min-width:1024px){
 .cta-action{align-items:flex-end;}
}
.cta-small{font-size:13px;color:var(--muted);}
/* ===== 页脚 ===== */
.site-footer{
 background:var(--bg-soft);
 color:var(--ink);
 border-top:1px solid var(--line);
 padding:52px 0 24px;
 margin-top:0;
}
.footer-grid{margin:0 -26px;}
.footer-col{padding:0 26px;border-left:1px solid var(--line);margin-bottom:30px;}
.footer-col:first-child{border-left:0;padding-left:26px;}
.footer-brand{font-family:var(--serif);font-size:20px;font-weight:600;color:var(--ink);}
.footer-note{margin-top:10px;font-size:13.5px;color:var(--muted);line-height:1.75;}
.footer-title{
 font-size:13px;
 letter-spacing:.14em;
 color:var(--accent);
 font-family:var(--serif);
 margin-bottom:14px;
}
.footer-links li + li{margin-top:9px;}
.footer-links a{font-size:14px;color:var(--text);}
.footer-links a:hover{color:var(--ink-hover);text-decoration:underline;text-underline-offset:3px;}
.footer-meta li{font-size:13.5px;color:var(--muted);}
.footer-bottom{
 margin-top:20px;
 padding-top:18px;
 border-top:1px solid var(--line);
 display:flex;
 flex-direction:column;
 gap:6px;
 font-size:13px;
 color:var(--muted);
}
@media screen and (min-width:1024px){
 .footer-bottom{flex-direction:row;justify-content:space-between;align-items:center;}
}
/* ===== 动效 ===== */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .4s ease,transform .4s ease;}
.reveal.is-in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
 html{scroll-behavior:auto;}
 .reveal{opacity:1;transform:none;transition:none;}
 .entry-card,.entry-thumb img,.btn,.tag,.chip{transition:none;}
}
/* ===== 响应式微调 ===== */
@media screen and (max-width:1023px){
 .nav-panel{display:none !important;}
 .cat-hero-bg img{object-position:center right;}
 .point{grid-template-columns:48px 1fr;gap:14px;}
}
@media screen and (max-width:767px){
 .section{padding:48px 0;}
 .entry-grid > .cell{margin-bottom:24px;}
 .entry-body{padding:18px 18px 20px;}
 .cat-bar{gap:8px;}
 .footer-col{border-left:0;padding-left:26px;}
 .footer-grid{margin:0 -26px;}
 .cta-band{padding:34px 0;}
}
@media screen and (max-width:519px){
 .container{padding:0 18px;}
 .cat-h1{font-size:26px;}
 .metric{padding-left:12px;}
 .faq-body{padding-right:12px;}
}