/* roulang page: index */
:root{
  --brand-600:#0E7357;
  --brand-700:#0A5C46;
  --brand-100:#DCEFE6;
  --brand-50:#EEF7F2;
  --brand-900:#08362B;
  --gold-500:#D89A34;
  --gold-100:#FBEED6;
  --clay-600:#B8482E;
  --ink-900:#132A24;
  --ink-700:#2E4A41;
  --ink-500:#6B7F76;
  --line:#E4DECD;
  --paper:#F6F3EA;
  --surface:#FFFFFF;
  --success:#2F8F5B;
  --warn:#C9861F;
  --error:#B23B2E;
  --focus:rgba(14,115,87,.28);
  --radius-card:14px;
  --radius-btn:10px;
  --shadow-sm:0 1px 2px rgba(19,42,36,.06),0 8px 24px -12px rgba(19,42,36,.18);
  --shadow-md:0 10px 28px -10px rgba(19,42,36,.26);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--ink-700);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,dl,dd,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
img{max-width:100%;display:block;border-style:none;}
a{color:var(--brand-700);text-decoration:none;transition:color .16s ease-out;}
a:hover{color:var(--brand-600);}
button,input,select,textarea{font:inherit;color:inherit;}
button{cursor:pointer;border:none;background:none;}
table{border-collapse:collapse;width:100%;}
:focus-visible{outline:3px solid var(--focus);outline-offset:2px;border-radius:6px;}
.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 24px;
}
.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;
}

/* ---------- 头部 ---------- */
.site-header{background:var(--paper);border-bottom:1px solid var(--line);position:relative;z-index:60;}
.brand-row{display:flex;align-items:center;gap:24px;height:64px;}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink-900);flex-shrink:0;}
.brand:hover{color:var(--ink-900);}
.brand-mark{
  width:28px;height:28px;color:var(--brand-600);flex-shrink:0;
}
.brand-text{display:flex;flex-direction:column;line-height:1.1;}
.brand-name{font-size:19px;font-weight:700;letter-spacing:-.4px;color:var(--brand-900);}
.brand-sub{font-size:11px;font-weight:400;color:var(--ink-500);letter-spacing:.6px;margin-top:4px;}
.search-form{
  display:flex;align-items:center;
  width:360px;max-width:100%;height:40px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-btn);
  overflow:hidden;
  transition:border-color .16s ease-out,box-shadow .16s ease-out;
}
.search-form:focus-within{border-color:var(--brand-600);box-shadow:0 0 0 3px var(--focus);}
.search-input{
  flex:1;min-width:0;height:100%;border:none;background:transparent;
  padding:0 14px;font-size:14px;color:var(--ink-900);outline:none;
}
.search-input::placeholder{color:var(--ink-500);}
.search-btn{
  width:44px;height:32px;margin-right:4px;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;
  background:var(--brand-600);color:#fff;border-radius:8px;
  transition:background .16s ease-out,transform .16s ease-out;
}
.search-btn:hover{background:var(--brand-700);}
.search-btn:active{transform:scale(.96);}
.search-btn svg{width:17px;height:17px;}
.brand-actions{display:flex;align-items:center;gap:18px;margin-left:auto;}
.link-quiet{font-size:13px;color:var(--ink-700);white-space:nowrap;}
.link-quiet:hover{color:var(--brand-700);text-decoration:underline;text-underline-offset:3px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;line-height:1;
  transition:background .16s ease-out,color .16s ease-out,border-color .16s ease-out,transform .16s ease-out,box-shadow .16s ease-out;
  white-space:nowrap;
}
.btn-primary{background:var(--brand-600);color:#fff;}
.btn-primary:hover{background:var(--brand-700);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-md);}
.btn-primary:active{transform:translateY(0);filter:brightness(.96);}
.btn-outline{background:transparent;border:1px solid var(--line);color:var(--ink-900);}
.btn-outline:hover{border-color:var(--brand-600);color:var(--brand-700);background:var(--brand-50);}
.btn-white{background:#fff;color:var(--brand-700);}
.btn-white:hover{background:#fff;color:var(--brand-900);transform:translateY(-1px);box-shadow:0 12px 28px -12px rgba(0,0,0,.45);}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}
.btn-block{width:100%;}

/* 频道行 */
.tab-row{
  background:var(--surface);
  border-bottom:1px solid var(--line);
  position:sticky;top:0;z-index:50;
  transition:box-shadow .2s ease-out;
}
.tab-row.is-stuck{box-shadow:0 2px 10px rgba(19,42,36,.08);}
.tabs{
  display:flex;align-items:center;gap:8px;
  height:48px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;
  padding:0 24px;max-width:var(--container);margin:0 auto;
}
.tabs::-webkit-scrollbar{display:none;}
.tab{
  display:inline-flex;align-items:center;
  height:32px;padding:0 16px;border-radius:999px;
  font-size:14px;font-weight:500;color:var(--ink-700);
  white-space:nowrap;position:relative;
  transition:background .16s ease-out,color .16s ease-out;
}
.tab:hover{background:var(--brand-50);color:var(--brand-700);}
.tab.active{background:var(--brand-100);color:var(--brand-700);font-weight:600;}
.tab.active::after{
  content:"";position:absolute;left:50%;bottom:-1px;transform:translateX(-50%);
  width:60%;height:2px;border-radius:2px;background:var(--brand-600);
}
.menu-toggle{display:none;width:40px;height:40px;border-radius:10px;border:1px solid var(--line);align-items:center;justify-content:center;background:var(--surface);color:var(--ink-900);}
.menu-toggle svg{width:20px;height:20px;}

/* 移动抽屉 */
.drawer-mask{
  position:fixed;inset:0;background:rgba(19,42,36,.45);
  opacity:0;visibility:hidden;transition:opacity .2s ease-out,visibility .2s;z-index:90;
}
.drawer-mask.open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;height:100%;width:84vw;max-width:360px;
  background:var(--surface);z-index:95;
  transform:translateX(100%);transition:transform .24s ease-out;
  padding:20px;overflow-y:auto;display:flex;flex-direction:column;gap:18px;
}
.drawer.open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;}
.drawer-title{font-size:16px;font-weight:700;color:var(--ink-900);}
.drawer-close{width:36px;height:36px;border-radius:10px;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;}
.drawer nav{display:flex;flex-direction:column;gap:4px;}
.drawer nav a{padding:12px 8px;border-radius:10px;font-size:15px;color:var(--ink-700);}
.drawer nav a:hover,.drawer nav a.active{background:var(--brand-50);color:var(--brand-700);font-weight:600;}

/* ---------- 主视觉 ---------- */
.hero{
  position:relative;
  padding:72px 0 64px;
  background:
    repeating-linear-gradient(45deg,rgba(14,115,87,.035) 0 1px,transparent 1px 14px),
    linear-gradient(180deg,#FBF9F2 0%,var(--paper) 100%);
  overflow:hidden;
}
.hero::before{
  content:"";position:absolute;left:-120px;top:-90px;width:420px;height:420px;
  border:1.5px solid var(--brand-600);opacity:.10;border-radius:50% 4% 50% 4%;
  pointer-events:none;
}
.hero-grid{
  display:grid;grid-template-columns:56fr 44fr;gap:48px;align-items:center;
  position:relative;z-index:2;
}
.pill-badge{
  display:inline-flex;align-items:center;gap:8px;
  height:28px;padding:0 14px;border-radius:999px;
  background:var(--brand-100);color:var(--brand-700);
  font-size:13px;font-weight:500;
}
.pill-badge .dot{width:6px;height:6px;border-radius:50%;background:var(--brand-600);}
.hero h1{
  margin-top:20px;
  font-size:42px;line-height:1.28;font-weight:700;letter-spacing:-.5px;
  color:var(--ink-900);
}
.hero-sub{
  margin-top:18px;font-size:17px;line-height:1.85;color:var(--ink-700);max-width:560px;
}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-metrics{display:flex;flex-wrap:wrap;gap:40px;margin-top:38px;}
.metric{border-left:2px solid var(--brand-100);padding-left:14px;}
.metric-num{
  font-size:24px;font-weight:700;color:var(--brand-900);
  font-variant-numeric:tabular-nums;letter-spacing:-.5px;line-height:1.2;
}
.metric-label{font-size:12px;color:var(--ink-500);margin-top:6px;letter-spacing:.3px;}
.hero-media{
  position:relative;border-radius:16px;overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow-sm);
  aspect-ratio:16/10;
  background:#EDE7D7;
}
.hero-media img{width:100%;height:100%;object-fit:cover;}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(14,115,87,0) 45%,rgba(14,115,87,.28) 100%);
  pointer-events:none;
}
.hero-media figcaption{
  position:absolute;left:16px;bottom:14px;z-index:3;
  font-size:12px;color:#fff;letter-spacing:.4px;
  text-shadow:0 1px 6px rgba(0,0,0,.35);
}

/* ---------- 信任条 ---------- */
.trust-bar{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--paper);}
.trust-inner{
  display:grid;grid-template-columns:repeat(4,1fr);
  min-height:72px;align-items:center;
}
.trust-item{
  display:flex;align-items:center;gap:10px;
  font-size:14px;color:var(--ink-700);
  padding:14px 18px;
  border-right:1px solid var(--line);
}
.trust-item:last-child{border-right:none;}
.trust-item svg{width:20px;height:20px;color:var(--brand-600);flex-shrink:0;}

/* ---------- 通用板块 ---------- */
.section{padding:80px 0;}
.section-alt{background:var(--surface);}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;
  margin-bottom:32px;flex-wrap:wrap;
}
.section-title{font-size:28px;line-height:1.35;font-weight:700;color:var(--ink-900);letter-spacing:-.4px;}
.section-desc{margin-top:10px;font-size:15px;color:var(--ink-500);max-width:640px;}
.section-link{
  font-size:14px;font-weight:600;color:var(--brand-700);
  text-decoration:underline;text-underline-offset:4px;white-space:nowrap;
}
.section-link:hover{color:var(--brand-600);}

/* ---------- 阶梯 ---------- */
.ladder{position:relative;display:flex;flex-direction:column;gap:0;}
.ladder-item{
  position:relative;display:flex;align-items:center;gap:22px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:22px 24px;
  box-shadow:var(--shadow-sm);
  transition:transform .18s ease-out,box-shadow .18s ease-out;
}
.ladder-item + .ladder-item{margin-top:18px;}
.ladder-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);}
.ladder-item.featured{border-left:2px solid var(--brand-600);}
.ladder-num{
  width:64px;height:64px;flex-shrink:0;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:var(--brand-50);color:var(--brand-700);
  font-size:20px;font-weight:700;font-variant-numeric:tabular-nums;
  border:1px solid var(--brand-100);
}
.ladder-item.featured .ladder-num{background:var(--brand-100);}
.ladder-body{flex:1;min-width:0;}
.ladder-title{font-size:19px;font-weight:700;color:var(--ink-900);}
.ladder-text{margin-top:6px;font-size:14px;line-height:1.75;color:var(--ink-500);}
.ladder-badge{
  flex-shrink:0;display:inline-flex;align-items:center;height:26px;padding:0 14px;
  border-radius:999px;background:var(--gold-100);color:var(--gold-500);
  font-size:13px;font-weight:600;font-variant-numeric:tabular-nums;
}
.ladder-item::before{
  content:"";position:absolute;left:55px;top:100%;height:18px;width:1px;
  border-left:1px dashed var(--line);
}
.ladder-item:last-child::before{display:none;}

/* ---------- 对比表 ---------- */
.table-hint{display:none;font-size:13px;color:var(--ink-500);margin-bottom:10px;}
.table-wrap{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  overflow-x:auto;
  box-shadow:var(--shadow-sm);
}
.compare-table{min-width:720px;font-size:14px;}
.compare-table th,.compare-table td{
  padding:14px 16px;text-align:center;border-bottom:1px solid var(--line);
  font-variant-numeric:tabular-nums;
}
.compare-table thead th{
  background:var(--brand-50);color:var(--brand-700);
  font-size:14px;font-weight:600;position:relative;
}
.compare-table thead th:first-child{text-align:left;position:sticky;left:0;z-index:3;background:var(--brand-50);}
.compare-table tbody th{
  text-align:left;font-weight:500;color:var(--ink-900);font-size:14px;
  background:var(--surface);position:sticky;left:0;z-index:2;
}
.compare-table tbody tr:nth-child(even) th,
.compare-table tbody tr:nth-child(even) td{background:var(--brand-50);}
.compare-table tbody tr:nth-child(even) th{background:var(--brand-50);}
.compare-table tbody tr:last-child th,.compare-table tbody tr:last-child td{border-bottom:none;}
.compare-table .col-rec{background:var(--brand-50);}
.compare-table thead th.col-rec::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--brand-600);
}
.badge-rec{
  display:inline-flex;align-items:center;height:20px;padding:0 8px;margin-left:6px;
  border-radius:999px;background:var(--brand-600);color:#fff;font-size:11px;font-weight:600;
  vertical-align:middle;
}
.compare-cta-row td{padding:18px 16px;background:var(--surface);}
.compare-cta-row td:first-child{background:var(--surface);}
.compare-cta-row tr{}
.compare-cta-row .cell-cta{display:flex;justify-content:center;}

/* ---------- 限时窗口 ---------- */
.limited{
  position:relative;border-radius:16px;overflow:hidden;
  background:linear-gradient(102deg,var(--clay-600) 0%,var(--brand-700) 100%);
  color:#fff;
  padding:40px;
  display:grid;grid-template-columns:1fr auto auto;gap:36px;align-items:center;
}
.limited::after{
  content:"";position:absolute;inset:0;
  background:repeating-linear-gradient(45deg,rgba(255,255,255,.05) 0 1px,transparent 1px 16px);
  pointer-events:none;
}
.limited-copy{position:relative;z-index:2;}
.limited-tag{
  display:inline-flex;align-items:center;height:24px;padding:0 12px;border-radius:999px;
  background:rgba(255,255,255,.16);color:#fff;font-size:12px;font-weight:600;letter-spacing:.5px;
}
.limited h2{margin-top:14px;font-size:26px;font-weight:700;line-height:1.4;letter-spacing:-.3px;}
.limited p{margin-top:12px;font-size:14px;line-height:1.8;color:rgba(255,255,255,.86);max-width:520px;}
.limited-note{margin-top:12px;font-size:12px;color:rgba(255,255,255,.66);}
.countdown{
  position:relative;z-index:2;display:flex;align-items:center;gap:8px;
}
.count-cell{
  min-width:66px;padding:12px 8px;border-radius:12px;
  background:rgba(0,0,0,.22);border:1px solid rgba(255,255,255,.16);
  text-align:center;
}
.count-num{
  font-size:24px;font-weight:700;line-height:1.1;font-variant-numeric:tabular-nums;
  letter-spacing:1px;color:#fff;
}
.count-label{font-size:11px;color:rgba(255,255,255,.7);margin-top:4px;}
.count-sep{font-size:20px;font-weight:700;color:rgba(255,255,255,.5);padding-bottom:16px;}
.limited-cta{position:relative;z-index:2;}

/* ---------- 资讯列表 ---------- */
.news-list{display:flex;flex-direction:column;gap:0;}
.news-card{
  display:block;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-card);padding:20px;
  transition:transform .18s ease-out,box-shadow .18s ease-out,border-color .18s ease-out;
}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:var(--brand-100);}
.news-card:hover .news-title{color:var(--brand-700);}
.news-lead{
  display:grid;grid-template-columns:240px 1fr;gap:24px;align-items:stretch;
  margin-bottom:14px;
}
.news-cover{
  width:100%;aspect-ratio:16/9;border-radius:12px;overflow:hidden;background:#EDE7D7;
}
.news-cover img{width:100%;height:100%;object-fit:cover;}
.news-lead .news-body{display:flex;flex-direction:column;justify-content:center;min-width:0;}
.news-title{
  font-size:20px;font-weight:600;line-height:1.45;color:var(--ink-900);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  transition:color .16s ease-out;
}
.news-summary{
  margin-top:10px;font-size:14px;line-height:1.75;color:var(--ink-500);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{
  display:flex;align-items:center;gap:12px;flex-wrap:wrap;
  margin-top:14px;font-size:12px;color:var(--ink-500);
}
.news-cat{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;
  background:var(--brand-100);color:var(--brand-700);font-size:12px;font-weight:500;
}
.news-time{display:inline-flex;align-items:center;gap:6px;font-variant-numeric:tabular-nums;}
.news-time svg{width:13px;height:13px;color:var(--ink-500);}
.news-arrow{margin-left:auto;color:var(--brand-700);font-size:13px;font-weight:600;}
.news-compact{
  display:flex;align-items:center;gap:16px;
  padding:16px 20px;border:1px solid var(--line);border-radius:var(--radius-card);
  background:var(--surface);
  transition:transform .18s ease-out,box-shadow .18s ease-out,border-color .18s ease-out;
}
.news-compact + .news-compact{margin-top:12px;}
.news-compact:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:var(--brand-100);}
.news-compact:hover .news-title{color:var(--brand-700);}
.news-compact .news-title{font-size:17px;}
.news-compact .news-body{flex:1;min-width:0;}
.news-compact .news-cover{width:96px;flex-shrink:0;aspect-ratio:16/9;}
.news-empty{
  border:1px dashed var(--line);border-radius:var(--radius-card);
  min-height:120px;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:10px;background:var(--surface);text-align:center;padding:24px;
}
.news-empty svg{width:32px;height:32px;color:var(--ink-500);opacity:.6;}
.news-empty p{font-size:14px;color:var(--ink-500);}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:820px;margin:0 auto;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item:first-child{border-top:1px solid var(--line);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:18px 2px;text-align:left;
  font-size:17px;font-weight:600;color:var(--ink-900);
  transition:color .16s ease-out;
}
.faq-q:hover{color:var(--brand-700);}
.faq-icon{
  width:18px;height:18px;flex-shrink:0;position:relative;color:var(--brand-600);
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:currentColor;border-radius:2px;
  transition:transform .2s ease-out,opacity .2s ease-out;
}
.faq-icon::before{left:0;top:8px;width:18px;height:2px;}
.faq-icon::after{left:8px;top:0;width:2px;height:18px;}
.faq-item.open .faq-icon::after{transform:rotate(90deg);opacity:0;}
.faq-item.open .faq-q{color:var(--brand-700);}
.faq-a{
  display:none;padding:0 2px 18px;
  font-size:15px;line-height:1.85;color:var(--ink-700);max-width:760px;
}
.faq-item.open .faq-a{display:block;}

/* ---------- 咨询表单 ---------- */
.contact-grid{display:grid;grid-template-columns:5fr 7fr;gap:48px;align-items:start;}
.contact-info h2{font-size:28px;font-weight:700;line-height:1.35;color:var(--ink-900);letter-spacing:-.4px;}
.contact-info p{margin-top:16px;font-size:15px;line-height:1.85;color:var(--ink-700);}
.contact-list{margin-top:28px;display:flex;flex-direction:column;gap:16px;}
.contact-list li{
  display:flex;gap:12px;align-items:flex-start;
  font-size:14px;color:var(--ink-700);line-height:1.7;
}
.contact-list svg{width:18px;height:18px;color:var(--brand-600);flex-shrink:0;margin-top:4px;}
.contact-list strong{display:block;font-size:13px;color:var(--ink-500);font-weight:500;margin-bottom:2px;}
.form-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:32px;box-shadow:var(--shadow-sm);
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.field{display:flex;flex-direction:column;gap:8px;margin-bottom:18px;}
.field label{font-size:13px;font-weight:500;color:var(--ink-700);}
.field label .req{color:var(--clay-600);margin-left:3px;}
.field input,.field select,.field textarea{
  width:100%;height:44px;padding:0 14px;
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-btn);font-size:15px;color:var(--ink-900);
  outline:none;transition:border-color .16s ease-out,box-shadow .16s ease-out;
}
.field textarea{height:auto;min-height:120px;padding:12px 14px;line-height:1.75;resize:vertical;}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--brand-600);box-shadow:0 0 0 3px var(--focus);
}
.field input::placeholder,.field textarea::placeholder{color:#9AA9A2;}
.form-note{font-size:12px;color:var(--ink-500);margin-top:14px;line-height:1.7;}
.form-success{
  display:none;margin-bottom:18px;padding:12px 16px;border-radius:var(--radius-btn);
  background:var(--brand-50);color:var(--brand-700);font-size:14px;
}
.form-success.show{display:block;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--brand-900);color:rgba(255,255,255,.78);
  padding-top:56px;margin-top:0;
}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;
  padding-bottom:44px;
}
.footer-brand .brand-name{color:#fff;font-size:19px;}
.footer-brand .brand-mark{color:#8FD6BE;}
.footer-brand .brand-sub{color:rgba(255,255,255,.55);}
.footer-about{margin-top:18px;font-size:14px;line-height:1.85;color:rgba(255,255,255,.78);max-width:320px;}
.footer-contact{margin-top:16px;font-size:13px;line-height:2;color:rgba(255,255,255,.66);}
.footer-contact a{color:rgba(255,255,255,.8);}
.footer-contact a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px;}
.footer-col h3{font-size:14px;font-weight:600;color:#fff;margin-bottom:16px;letter-spacing:.3px;}
.footer-col ul{display:flex;flex-direction:column;gap:12px;}
.footer-col a{font-size:14px;color:rgba(255,255,255,.78);}
.footer-col a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px;}
.footer-col p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.66);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.14);
  padding:20px 0 28px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.6);
}
.footer-bottom a{color:rgba(255,255,255,.7);}
.footer-bottom a:hover{color:#fff;}
.footer-toggle{display:none;}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .hero h1{font-size:38px;}
}
@media (max-width:991px){
  .brand-row{height:60px;gap:16px;}
  .search-form{display:none;}
  .brand-actions .link-quiet{display:none;}
  .menu-toggle{display:flex;}
  .hero{padding:52px 0 48px;}
  .hero-grid{grid-template-columns:1fr;gap:32px;}
  .hero-media{aspect-ratio:4/3;order:2;}
  .hero h1{font-size:30px;}
  .hero-sub{font-size:16px;}
  .hero-metrics{gap:28px;}
  .trust-inner{grid-template-columns:1fr 1fr;}
  .trust-item:nth-child(2){border-right:none;}
  .trust-item:nth-child(1),.trust-item:nth-child(2){border-bottom:1px solid var(--line);}
  .section{padding:64px 0;}
  .section-title{font-size:24px;}
  .limited{grid-template-columns:1fr;gap:24px;padding:32px;}
  .limited-cta .btn{width:100%;}
  .contact-grid{grid-template-columns:1fr;gap:32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .ladder-num{width:52px;height:52px;font-size:18px;}
  .ladder-item::before{left:46px;}
}
@media (max-width:767px){
  .hero h1{font-size:28px;}
  .news-lead{grid-template-columns:1fr;gap:16px;}
  .news-compact .news-summary{display:none;}
  .news-compact .news-cover{width:76px;}
  .table-hint{display:block;}
  .form-row{grid-template-columns:1fr;}
  .ladder-item{flex-wrap:wrap;gap:14px;padding:18px;}
  .ladder-body{flex-basis:calc(100% - 66px);}
  .ladder-badge{margin-left:66px;}
  .ladder-item::before{left:43px;}
  .limited h2{font-size:22px;}
  .count-cell{min-width:56px;}
  .count-num{font-size:20px;}
  .form-card{padding:24px;}
}
@media (max-width:575px){
  .container{padding:0 16px;}
  .tabs{padding:0 16px;}
  .tab{height:28px;padding:0 13px;font-size:13px;}
  .brand-name{font-size:17px;}
  .hero{padding:40px 0 40px;}
  .hero-cta{flex-direction:column;align-items:stretch;}
  .hero-cta .btn{width:100%;}
  .hero-metrics{gap:20px;}
  .metric-num{font-size:20px;}
  .trust-inner{grid-template-columns:1fr;}
  .trust-item{border-right:none;border-bottom:1px solid var(--line);}
  .trust-item:last-child{border-bottom:none;}
  .section{padding:48px 0;}
  .countdown{gap:5px;flex-wrap:wrap;justify-content:center;}
  .limited{padding:24px;}
  .footer-grid{grid-template-columns:1fr;gap:0;}
  .footer-col{border-bottom:1px solid rgba(255,255,255,.12);padding:16px 0;}
  .footer-col h3{margin-bottom:0;display:flex;justify-content:space-between;align-items:center;cursor:pointer;}
  .footer-toggle{display:inline-block;transition:transform .2s ease-out;}
  .footer-col.open .footer-toggle{transform:rotate(180deg);}
  .footer-col ul,.footer-col p{display:none;margin-top:14px;}
  .footer-col.open ul,.footer-col.open p{display:flex;}
  .footer-brand{padding-bottom:20px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important;}
  .news-card:hover,.news-compact:hover,.ladder-item:hover,.btn:hover{transform:none;}
}

/* roulang page: article */
:root{
  --brand-600:#0E7357;--brand-700:#0A5C46;--brand-100:#DCEFE6;--brand-50:#EEF7F2;--brand-900:#08362B;
  --gold-500:#D89A34;--gold-100:#FBEED6;
  --clay-600:#B8482E;
  --ink-900:#132A24;--ink-700:#2E4A41;--ink-500:#6B7F76;
  --line:#E4DECD;--paper:#F6F3EA;--surface:#FFFFFF;
  --success:#2F8F5B;--warn:#C9861F;--error:#B23B2E;
  --focus:rgba(14,115,87,.28);
  --radius-card:14px;--radius-btn:10px;--radius-input:10px;--radius-img:12px;--radius-pill:999px;
  --shadow-card:0 1px 2px rgba(19,42,36,.06),0 8px 24px -12px rgba(19,42,36,.18);
  --shadow-hover:0 10px 28px -10px rgba(19,42,36,.26);
  --shadow-sticky:0 2px 10px rgba(19,42,36,.08);
  --container:1200px;
  --font:"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;background:var(--paper);color:var(--ink-700);
  font-family:var(--font);font-size:16px;line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand-700);text-decoration:none;transition:color .16s ease;}
a:hover{color:var(--brand-600);}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;color:var(--ink-900);font-weight:700;letter-spacing:-.5px;line-height:1.35;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
input,textarea,select{font-family:inherit;font-size:inherit;color:inherit;}
:focus-visible{outline:3px solid var(--focus);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
.tnum{font-variant-numeric:tabular-nums;}

/* ============ 顶部双层导航 ============ */
.site-header{position:relative;z-index:60;}
.topbar{background:var(--paper);border-bottom:1px solid var(--line);}
.topbar-inner{display:flex;align-items:center;gap:24px;height:64px;}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--brand-700);flex-shrink:0;}
.brand-mark{width:28px;height:28px;flex-shrink:0;}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-name{font-size:19px;font-weight:700;color:var(--ink-900);letter-spacing:-.4px;}
.brand-sub{font-size:11.5px;font-weight:400;color:var(--ink-500);letter-spacing:.2px;}
.search{flex:1;max-width:400px;display:flex;align-items:center;gap:0;position:relative;}
.search input{
  width:100%;height:40px;padding:0 48px 0 14px;border:1px solid var(--line);border-radius:var(--radius-input);
  background:var(--surface);font-size:14px;color:var(--ink-900);transition:border-color .16s ease,box-shadow .16s ease;
}
.search input::placeholder{color:var(--ink-500);}
.search input:focus{outline:none;border-color:var(--brand-600);box-shadow:0 0 0 3px var(--focus);}
.search button{
  position:absolute;right:4px;top:4px;width:32px;height:32px;display:flex;align-items:center;justify-content:center;
  border:none;border-radius:8px;background:var(--brand-600);color:#fff;cursor:pointer;transition:background .16s ease;
}
.search button:hover{background:var(--brand-700);}
.topbar-actions{display:flex;align-items:center;gap:16px;margin-left:auto;}
.ghost-link{font-size:13px;color:var(--ink-700);}
.ghost-link:hover{color:var(--brand-700);text-decoration:underline;text-underline-offset:3px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:var(--radius-btn);border:1px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;white-space:nowrap;
  transition:background .16s ease,color .16s ease,border-color .16s ease,transform .16s ease,box-shadow .16s ease;
}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}
.btn-primary{background:var(--brand-600);color:#fff;}
.btn-primary:hover{background:var(--brand-700);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-hover);}
.btn-primary:active{transform:none;filter:brightness(.96);}
.btn-outline{background:var(--surface);border-color:var(--line);color:var(--ink-900);}
.btn-outline:hover{border-color:var(--brand-600);color:var(--brand-700);background:var(--surface);}
.btn-block{width:100%;}
.hamburger{
  display:none;width:44px;height:44px;align-items:center;justify-content:center;
  border:1px solid var(--line);border-radius:10px;background:var(--surface);color:var(--ink-900);cursor:pointer;
}
.tabs-wrap{background:var(--surface);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50;transition:box-shadow .18s ease;}
.tabs-wrap.stuck{box-shadow:var(--shadow-sticky);}
.tabs{
  display:flex;align-items:center;gap:8px;height:48px;overflow-x:auto;scrollbar-width:none;
  max-width:var(--container);margin:0 auto;padding:0 24px;
}
.tabs::-webkit-scrollbar{display:none;}
.tab{
  position:relative;display:inline-flex;align-items:center;height:32px;padding:0 16px;border-radius:var(--radius-pill);
  font-size:14px;font-weight:500;color:var(--ink-700);white-space:nowrap;transition:background .16s ease,color .16s ease;
}
.tab:hover{background:var(--brand-50);color:var(--brand-700);}
.tab.active{background:var(--brand-100);color:var(--brand-700);font-weight:600;}
.tab.active::after{
  content:"";position:absolute;left:50%;bottom:0;transform:translateX(-50%);
  width:60%;height:2px;background:var(--brand-600);border-radius:2px;
}

/* 移动抽屉 */
.drawer-mask{
  position:fixed;inset:0;background:rgba(19,42,36,.45);opacity:0;visibility:hidden;
  transition:opacity .2s ease,visibility .2s ease;z-index:90;
}
.drawer-mask.open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:84vw;max-width:360px;background:var(--surface);
  z-index:95;transform:translateX(100%);transition:transform .22s ease-out;
  padding:20px;overflow-y:auto;display:flex;flex-direction:column;gap:20px;
}
.drawer.open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;}
.drawer-close{width:40px;height:40px;border:1px solid var(--line);border-radius:10px;background:var(--surface);cursor:pointer;color:var(--ink-900);}
.drawer-list{display:flex;flex-direction:column;gap:4px;}
.drawer-list a{padding:12px 14px;border-radius:10px;font-size:15px;color:var(--ink-900);}
.drawer-list a:hover{background:var(--brand-50);color:var(--brand-700);}
.drawer .search{max-width:none;width:100%;}

/* ============ 面包屑 ============ */
.crumbs{
  padding:20px 0 0;font-size:13px;color:var(--ink-500);display:flex;flex-wrap:wrap;gap:8px;align-items:center;
}
.crumbs a{color:var(--ink-500);}
.crumbs a:hover{color:var(--brand-700);}
.crumbs .sep{color:var(--line);}
.crumbs .current{color:var(--ink-900);max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* ============ 文章头 ============ */
.article-head{padding:28px 0 32px;border-bottom:1px solid var(--line);}
.article-head-inner{max-width:820px;}
.pill{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:var(--radius-pill);
  background:var(--brand-100);color:var(--brand-700);font-size:12.5px;font-weight:500;
}
.pill-gold{background:var(--gold-100);color:var(--gold-500);}
.article-title{
  margin-top:16px;font-size:34px;line-height:1.35;letter-spacing:-.6px;color:var(--ink-900);
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px 20px;margin-top:18px;font-size:13px;color:var(--ink-500);
}
.article-meta .dot{width:3px;height:3px;border-radius:50%;background:var(--line);}
.article-meta span{display:inline-flex;align-items:center;gap:6px;}

/* ============ 正文区 ============ */
.article-layout{
  display:grid;grid-template-columns:minmax(0,1fr);gap:40px;
  padding:44px 0 64px;align-items:start;
}
.article-main{max-width:820px;width:100%;}
.article-body{font-size:16px;line-height:1.9;color:var(--ink-700);}
.article-body p{margin:0 0 18px;}
.article-body h2{
  font-size:22px;line-height:1.45;margin:44px 0 16px;padding-left:14px;
  border-left:3px solid var(--brand-600);color:var(--ink-900);scroll-margin-top:96px;
}
.article-body h3{font-size:18px;margin:32px 0 12px;color:var(--ink-900);scroll-margin-top:96px;}
.article-body h4{font-size:16px;margin:24px 0 10px;color:var(--ink-900);}
.article-body ul,.article-body ol{margin:0 0 18px;padding-left:22px;}
.article-body ul{list-style:disc;}
.article-body ol{list-style:decimal;}
.article-body li{margin-bottom:8px;}
.article-body ul li::marker{color:var(--brand-600);}
.article-body ol li::marker{color:var(--brand-600);font-weight:600;}
.article-body blockquote{
  margin:24px 0;padding:16px 20px;background:var(--brand-50);
  border-left:3px solid var(--brand-600);border-radius:0 10px 10px 0;color:var(--ink-700);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body a{color:var(--brand-700);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:var(--brand-600);}
.article-body img{width:100%;height:auto;border-radius:var(--radius-img);margin:24px 0 8px;}
.article-body figure{margin:24px 0;}
.article-body figcaption{font-size:13px;color:var(--ink-500);text-align:center;line-height:1.7;}
.article-body table{width:100%;border-collapse:collapse;margin:24px 0;display:block;overflow-x:auto;font-size:14.5px;}
.article-body th,.article-body td{border:1px solid var(--line);padding:12px 16px;text-align:left;}
.article-body th{background:var(--brand-50);color:var(--brand-700);font-weight:600;}
.article-body strong{color:var(--ink-900);font-weight:600;}
.article-body hr{border:none;border-top:1px solid var(--line);margin:36px 0;}

/* 侧栏目录 */
.article-toc{
  display:none;position:sticky;top:96px;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-card);padding:20px;box-shadow:var(--shadow-card);
}
.toc-title{font-size:14px;font-weight:600;color:var(--ink-900);margin-bottom:12px;letter-spacing:0;}
.toc-list{display:flex;flex-direction:column;gap:2px;border-left:1px solid var(--line);}
.toc-list a{
  display:block;padding:7px 0 7px 12px;margin-left:-1px;font-size:13.5px;line-height:1.6;
  color:var(--ink-500);border-left:2px solid transparent;transition:color .16s ease,border-color .16s ease;
}
.toc-list a:hover{color:var(--brand-700);border-left-color:var(--brand-100);}
.toc-list a.active{color:var(--brand-700);font-weight:600;border-left-color:var(--brand-600);}
.toc-promo{
  margin-top:20px;padding:16px;border-radius:12px;background:var(--brand-50);border:1px solid var(--brand-100);
}
.toc-promo img{width:100%;height:96px;object-fit:cover;border-radius:8px;margin-bottom:10px;}
.toc-promo p{font-size:13px;line-height:1.7;color:var(--ink-700);margin-bottom:10px;}
.toc-promo .link{font-size:13px;font-weight:600;color:var(--brand-700);}

/* 空态 */
.empty-state{
  border:1px dashed var(--line);border-radius:var(--radius-card);background:var(--surface);
  padding:56px 24px;text-align:center;
}
.empty-state svg{color:var(--ink-500);margin:0 auto 14px;}
.empty-state p{font-size:14px;color:var(--ink-500);margin-bottom:18px;}

/* 文末标签 */
.article-tail{margin-top:44px;padding-top:28px;border-top:1px solid var(--line);}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;}
.tag{
  display:inline-flex;align-items:center;height:24px;padding:0 12px;border-radius:var(--radius-pill);
  background:var(--brand-50);color:var(--brand-700);font-size:12px;font-weight:500;border:1px solid var(--brand-100);
}
.tag:hover{background:var(--brand-100);color:var(--brand-700);}
.tail-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px;}

/* 相关推荐 */
.related{margin-top:56px;}
.section-head{display:flex;align-items:baseline;justify-content:space-between;gap:16px;margin-bottom:24px;}
.section-head h2{font-size:24px;}
.section-head .more{font-size:14px;font-weight:500;color:var(--brand-700);}
.news-list{display:grid;gap:16px;}
.news-card{
  display:grid;grid-template-columns:200px minmax(0,1fr);gap:20px;align-items:center;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);padding:20px;
  box-shadow:var(--shadow-card);transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:var(--brand-100);}
.news-card .cover{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--radius-img);background:var(--brand-50);}
.news-card h3{font-size:18px;line-height:1.45;margin-bottom:8px;}
.news-card:hover h3{color:var(--brand-700);}
.news-card .excerpt{font-size:14px;line-height:1.75;color:var(--ink-500);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:12px;}
.news-meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px;font-size:12px;color:var(--ink-500);}

/* 底部 CTA */
.cta-band{
  margin-top:56px;border-radius:16px;padding:36px 32px;color:#fff;position:relative;overflow:hidden;
  background:linear-gradient(102deg,var(--clay-600) 0%,var(--brand-700) 72%);
}
.cta-band::after{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(45deg,rgba(255,255,255,.05) 0 1px,transparent 1px 10px);
  pointer-events:none;
}
.cta-band-inner{position:relative;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:20px;}
.cta-band h2{font-size:24px;color:#fff;margin-bottom:8px;}
.cta-band p{font-size:14.5px;color:rgba(255,255,255,.85);}
.cta-band .btn{background:#fff;color:var(--brand-700);}
.cta-band .btn:hover{background:#fff;color:var(--brand-900);transform:translateY(-1px);box-shadow:0 10px 24px -12px rgba(0,0,0,.5);}
.cta-note{position:relative;margin-top:14px;font-size:12px;color:rgba(255,255,255,.7);}

/* ============ 页脚 ============ */
.site-footer{background:var(--brand-900);color:rgba(255,255,255,.78);margin-top:72px;padding-top:56px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;padding-bottom:40px;}
.footer-col h3{
  display:flex;align-items:center;justify-content:space-between;gap:8px;
  font-size:14px;font-weight:600;color:#fff;margin-bottom:16px;letter-spacing:0;
}
.footer-toggle{display:none;opacity:.7;}
.footer-col ul{display:flex;flex-direction:column;gap:12px;}
.footer-col a{font-size:14px;color:rgba(255,255,255,.78);}
.footer-col a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px;}
.footer-brand .brand{color:#fff;margin-bottom:16px;}
.footer-brand .brand-name{color:#fff;}
.footer-brand .brand-sub{color:rgba(255,255,255,.6);}
.footer-about{font-size:13.5px;line-height:1.85;color:rgba(255,255,255,.72);margin-bottom:16px;max-width:330px;}
.footer-contact{font-size:13px;line-height:2;color:rgba(255,255,255,.7);}
.footer-contact a{font-size:13px;}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px 24px;align-items:center;justify-content:space-between;
  border-top:1px solid rgba(255,255,255,.14);padding:20px 0 28px;font-size:12.5px;color:rgba(255,255,255,.6);
}
.footer-bottom a{font-size:12.5px;color:rgba(255,255,255,.7);}
.footer-bottom a:hover{color:#fff;}

/* ============ 响应式 ============ */
@media (min-width:1200px){
  .article-layout{grid-template-columns:minmax(0,820px) 240px;gap:56px;justify-content:center;}
  .article-toc{display:block;}
}
@media (max-width:1199px){
  .article-toc{display:none;}
}
@media (max-width:991px){
  .topbar-inner{height:60px;gap:16px;}
  .search{display:none;}
  .ghost-link{display:none;}
  .topbar-actions .btn{display:none;}
  .hamburger{display:flex;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .article-title{font-size:28px;}
  .cta-band{padding:28px 24px;}
}
@media (max-width:767px){
  .container{padding:0 16px;}
  .tabs{padding:0 16px;height:44px;}
  .tab{height:28px;padding:0 14px;font-size:13px;}
  .article-head{padding:20px 0 24px;}
  .article-title{font-size:26px;}
  .article-layout{padding:28px 0 48px;gap:28px;}
  .article-body{font-size:16px;}
  .article-body h2{font-size:20px;margin-top:34px;}
  .article-body h3{font-size:17px;margin-top:26px;}
  .news-card{grid-template-columns:1fr;gap:14px;padding:16px;}
  .news-card .cover{aspect-ratio:16/9;}
  .news-card .excerpt{-webkit-line-clamp:2;}
  .cta-band-inner{flex-direction:column;align-items:flex-start;}
  .site-footer{padding-top:36px;margin-top:56px;}
  .footer-grid{grid-template-columns:1fr;gap:0;padding-bottom:16px;}
  .footer-col{border-bottom:1px solid rgba(255,255,255,.12);padding:14px 0;}
  .footer-col:last-child{border-bottom:none;}
  .footer-col h3{margin-bottom:0;}
  .footer-toggle{display:block;transition:transform .18s ease;}
  .footer-col.open .footer-toggle{transform:rotate(180deg);}
  .footer-col ul{display:none;margin-top:14px;}
  .footer-col.open ul{display:flex;}
  .footer-brand ul{display:flex;}
  .footer-about{max-width:none;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:519px){
  .brand-name{font-size:17px;}
  .article-title{font-size:23px;}
  .section-head h2{font-size:20px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;scroll-behavior:auto!important;}
  .news-card:hover,.btn:hover{transform:none;}
}

/* roulang page: category1 */
:root{
    --brand-600:#0E7357;
    --brand-700:#0A5C46;
    --brand-100:#DCEFE6;
    --brand-50:#EEF7F2;
    --brand-900:#08362B;
    --gold-500:#D89A34;
    --gold-100:#FBEED6;
    --clay-600:#B8482E;
    --ink-900:#132A24;
    --ink-700:#2E4A41;
    --ink-500:#6B7F76;
    --line:#E4DECD;
    --paper:#F6F3EA;
    --surface:#FFFFFF;
    --success:#2F8F5B;
    --focus:0 0 0 3px rgba(14,115,87,.28);
    --radius-card:14px;
    --radius-btn:10px;
    --radius-img:12px;
    --shadow-card:0 1px 2px rgba(19,42,36,.06),0 8px 24px -12px rgba(19,42,36,.18);
    --shadow-hover:0 10px 28px -10px rgba(19,42,36,.26);
    --shadow-tabs:0 2px 10px rgba(19,42,36,.08);
    --font:"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  }

  *,*::before,*::after{box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%;}
  body{
    margin:0;
    font-family:var(--font);
    font-size:16px;
    line-height:1.85;
    color:var(--ink-700);
    background:var(--paper);
    -webkit-font-smoothing:antialiased;
  }
  h1,h2,h3,h4,p,figure,ul,ol,dl,dd{margin:0;}
  ul,ol{padding:0;list-style:none;}
  img{max-width:100%;display:block;}
  a{color:var(--brand-700);text-decoration:none;transition:color .16s ease-out;}
  a:hover{color:var(--brand-600);}
  button{font-family:inherit;}
  input,textarea,select{font-family:inherit;font-size:15px;color:var(--ink-900);}
  :focus-visible{outline:none;box-shadow:var(--focus);border-radius:6px;}

  .container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
  .narrow{max-width:820px;margin:0 auto;}

  /* ============ 顶部品牌行 ============ */
  .topbar{
    background:var(--paper);
    border-bottom:1px solid var(--line);
    position:relative;
    z-index:60;
  }
  .topbar-inner{
    display:flex;
    align-items:center;
    gap:24px;
    min-height:64px;
    padding:10px 0;
  }
  .brand{
    display:inline-flex;
    align-items:center;
    gap:10px;
    color:var(--brand-700);
    flex:0 0 auto;
  }
  .brand:hover{color:var(--brand-600);}
  .brand-mark{width:28px;height:28px;flex:0 0 28px;}
  .brand-text{display:flex;flex-direction:column;line-height:1.2;}
  .brand-name{
    font-size:19px;
    font-weight:700;
    letter-spacing:-.5px;
    color:var(--ink-900);
  }
  .brand-sub{
    font-size:10.5px;
    font-weight:500;
    color:var(--ink-500);
    margin-top:3px;
    letter-spacing:.5px;
  }
  .search{
    flex:1 1 auto;
    max-width:400px;
    display:flex;
    align-items:center;
    height:40px;
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:var(--radius-btn);
    padding:0 4px 0 14px;
    transition:border-color .16s ease-out,box-shadow .16s ease-out;
  }
  .search:focus-within{border-color:var(--brand-600);box-shadow:var(--focus);}
  .search input{
    flex:1 1 auto;
    min-width:0;
    border:0;
    background:transparent;
    height:36px;
    font-size:14px;
    color:var(--ink-900);
  }
  .search input::placeholder{color:var(--ink-500);}
  .search input:focus{outline:none;box-shadow:none;}
  .search button{
    flex:0 0 auto;
    width:34px;height:34px;
    display:grid;place-items:center;
    border:0;
    border-radius:8px;
    background:var(--brand-600);
    color:#fff;
    cursor:pointer;
    transition:background .16s ease-out,transform .16s ease-out;
  }
  .search button:hover{background:var(--brand-700);transform:translateY(-1px);}
  .top-actions{
    display:flex;
    align-items:center;
    gap:18px;
    margin-left:auto;
    flex:0 0 auto;
  }
  .top-links{display:flex;align-items:center;gap:16px;}
  .top-links a{font-size:13px;color:var(--ink-700);}
  .top-links a:hover{color:var(--brand-700);}

  .btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    height:44px;
    padding:0 24px;
    border-radius:var(--radius-btn);
    border:1px solid transparent;
    font-size:15px;
    font-weight:600;
    line-height:1;
    white-space:nowrap;
    cursor:pointer;
    transition:background .16s ease-out,color .16s ease-out,border-color .16s ease-out,transform .16s ease-out,box-shadow .16s ease-out;
  }
  .btn-primary{background:var(--brand-600);color:#fff;}
  .btn-primary:hover{background:var(--brand-700);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-hover);}
  .btn-primary:active{transform:none;filter:brightness(.96);}
  .btn-ghost{background:var(--surface);color:var(--ink-900);border-color:var(--line);}
  .btn-ghost:hover{border-color:var(--brand-600);color:var(--brand-700);}
  .btn-sm{height:40px;padding:0 18px;font-size:14px;border-radius:10px;}
  .btn-light{background:#fff;color:var(--brand-700);}
  .btn-light:hover{background:var(--brand-50);color:var(--brand-700);transform:translateY(-1px);}

  .hamburger,.search-toggle{
    display:none;
    width:44px;height:44px;
    align-items:center;justify-content:center;
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:10px;
    color:var(--ink-900);
    cursor:pointer;
  }
  .hamburger:hover,.search-toggle:hover{border-color:var(--brand-600);color:var(--brand-700);}

  /* ============ 频道 Tabs ============ */
  .tabs-wrap{
    position:sticky;
    top:0;
    z-index:50;
    background:var(--surface);
    border-bottom:1px solid var(--line);
    transition:box-shadow .16s ease-out;
  }
  .tabs-wrap.is-stuck{box-shadow:var(--shadow-tabs);}
  .tabs{
    display:flex;
    align-items:center;
    gap:8px;
    height:48px;
    overflow-x:auto;
    scrollbar-width:none;
    -ms-overflow-style:none;
  }
  .tabs::-webkit-scrollbar{display:none;}
  .tab{
    position:relative;
    display:inline-flex;
    align-items:center;
    height:32px;
    padding:0 16px;
    border-radius:999px;
    font-size:14px;
    font-weight:500;
    color:var(--ink-700);
    white-space:nowrap;
    transition:background .16s ease-out,color .16s ease-out;
  }
  .tab:hover{background:var(--brand-50);color:var(--brand-700);}
  .tab.active{
    background:var(--brand-100);
    color:var(--brand-700);
    font-weight:600;
  }
  .tab.active::after{
    content:"";
    position:absolute;
    left:20%;
    right:20%;
    bottom:-6px;
    height:2px;
    border-radius:2px;
    background:var(--brand-600);
  }

  /* ============ 面包屑 ============ */
  .breadcrumb{
    display:flex;
    align-items:center;
    gap:8px;
    flex-wrap:wrap;
    font-size:13px;
    color:var(--ink-500);
    padding:22px 0 0;
  }
  .breadcrumb a{color:var(--ink-500);}
  .breadcrumb a:hover{color:var(--brand-700);}
  .breadcrumb .sep{color:#C9C1AE;}
  .breadcrumb .current{color:var(--ink-900);}

  /* ============ 页头导语 ============ */
  .page-hero{padding:28px 0 8px;}
  .hero-panel{
    position:relative;
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:16px;
    padding:40px;
    overflow:hidden;
    box-shadow:var(--shadow-card);
  }
  .hero-panel::before{
    content:"";
    position:absolute;
    inset:0;
    background-image:repeating-linear-gradient(45deg,rgba(14,115,87,.04) 0 1px,transparent 1px 14px);
    pointer-events:none;
  }
  .hero-inner{position:relative;max-width:820px;}
  .pill{
    display:inline-flex;
    align-items:center;
    gap:6px;
    height:26px;
    padding:0 12px;
    border-radius:999px;
    background:var(--brand-100);
    color:var(--brand-700);
    font-size:12.5px;
    font-weight:600;
    line-height:1;
  }
  .page-hero h1{
    margin-top:16px;
    font-size:40px;
    line-height:1.3;
    font-weight:700;
    letter-spacing:-.5px;
    color:var(--ink-900);
  }
  .page-hero .lede{
    margin-top:16px;
    font-size:16px;
    line-height:1.9;
    color:var(--ink-700);
  }
  .hero-meta{
    margin-top:24px;
    display:flex;
    flex-wrap:wrap;
    gap:12px 28px;
    font-size:13px;
    color:var(--ink-500);
  }
  .hero-meta span{display:inline-flex;align-items:center;gap:6px;}
  .dot{width:5px;height:5px;border-radius:50%;background:var(--brand-600);display:inline-block;}

  /* ============ 正文两栏 ============ */
  .main-grid{
    display:grid;
    grid-template-columns:200px minmax(0,1fr);
    gap:48px;
    padding:48px 0 8px;
    align-items:start;
  }
  .aside{position:sticky;top:80px;}
  .aside-title{
    font-size:12px;
    font-weight:600;
    letter-spacing:1px;
    color:var(--ink-500);
    text-transform:none;
    margin-bottom:12px;
  }
  .anchor-list{display:flex;flex-direction:column;gap:2px;border-left:2px solid var(--line);}
  .anchor-list a{
    display:block;
    padding:8px 0 8px 14px;
    margin-left:-2px;
    border-left:2px solid transparent;
    font-size:14px;
    color:var(--ink-700);
    line-height:1.5;
    transition:color .16s ease-out,border-color .16s ease-out,background .16s ease-out;
  }
  .anchor-list a:hover{color:var(--brand-700);border-left-color:var(--brand-600);background:var(--brand-50);}

  section[id]{scroll-margin-top:96px;}

  .block{margin-bottom:56px;}
  .block:last-child{margin-bottom:0;}
  .block-head{margin-bottom:24px;}
  .block-head h2{
    font-size:28px;
    line-height:1.35;
    font-weight:700;
    letter-spacing:-.5px;
    color:var(--ink-900);
    padding-left:14px;
    border-left:3px solid var(--brand-600);
  }
  .block-head p{
    margin-top:12px;
    font-size:15px;
    color:var(--ink-500);
  }

  /* 准备清单 */
  .prep-grid{
    display:grid;
    grid-template-columns:repeat(3,minmax(0,1fr));
    gap:16px;
  }
  .prep-card{
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:var(--radius-card);
    padding:20px;
    box-shadow:var(--shadow-card);
    transition:transform .16s ease-out,box-shadow .16s ease-out,border-color .16s ease-out;
  }
  .prep-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:#CFE6DA;}
  .prep-icon{
    width:34px;height:34px;
    display:grid;place-items:center;
    border-radius:9px;
    background:var(--brand-50);
    color:var(--brand-700);
    margin-bottom:14px;
  }
  .prep-card h3{font-size:16px;font-weight:600;color:var(--ink-900);line-height:1.5;}
  .prep-card p{margin-top:8px;font-size:14px;line-height:1.8;color:var(--ink-500);}

  /* 步骤 */
  .steps{display:flex;flex-direction:column;gap:0;}
  .step{
    position:relative;
    display:grid;
    grid-template-columns:44px minmax(0,1fr);
    gap:20px;
    padding-bottom:32px;
  }
  .step:last-child{padding-bottom:0;}
  .step::before{
    content:"";
    position:absolute;
    left:21px;
    top:46px;
    bottom:6px;
    width:1px;
    border-left:1px dashed var(--line);
  }
  .step:last-child::before{display:none;}
  .step-num{
    width:44px;height:44px;
    display:grid;place-items:center;
    border-radius:50%;
    background:var(--brand-600);
    color:#fff;
    font-size:16px;
    font-weight:700;
    font-variant-numeric:tabular-nums;
    box-shadow:0 0 0 5px var(--brand-50);
  }
  .step-body{
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:var(--radius-card);
    padding:20px 22px;
    box-shadow:var(--shadow-card);
    transition:transform .16s ease-out,box-shadow .16s ease-out;
  }
  .step-body:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);}
  .step-body h3{font-size:18px;font-weight:700;color:var(--ink-900);line-height:1.5;}
  .step-body p{margin-top:8px;font-size:15px;line-height:1.85;color:var(--ink-700);}
  .step-note{
    margin-top:12px;
    display:inline-flex;
    align-items:flex-start;
    gap:8px;
    padding:10px 14px;
    background:var(--brand-50);
    border-radius:9px;
    font-size:14px;
    line-height:1.75;
    color:var(--brand-700);
  }
  .step-note svg{flex:0 0 16px;margin-top:3px;}

  /* 图片 */
  figure.shot{
    margin:32px 0 0;
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:16px;
    padding:12px;
    box-shadow:var(--shadow-card);
  }
  figure.shot img{
    width:100%;
    aspect-ratio:16/10;
    object-fit:cover;
    border-radius:var(--radius-img);
    background:#EDE7D8;
  }
  figure.shot figcaption{
    font-size:13px;
    line-height:1.7;
    color:var(--ink-500);
    text-align:center;
    padding:12px 8px 4px;
  }

  /* 阻碍处理 */
  .qa-list{
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:var(--radius-card);
    overflow:hidden;
    box-shadow:var(--shadow-card);
  }
  .qa-item + .qa-item{border-top:1px solid var(--line);}
  .qa-item summary{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:16px;
    padding:16px 22px;
    font-size:17px;
    font-weight:600;
    line-height:1.6;
    color:var(--ink-900);
    cursor:pointer;
    list-style:none;
    transition:color .16s ease-out,background .16s ease-out;
  }
  .qa-item summary::-webkit-details-marker{display:none;}
  .qa-item summary:hover{color:var(--brand-700);background:#FBF9F3;}
  .qa-item .marker{
    flex:0 0 18px;
    width:18px;height:18px;
    position:relative;
    transition:transform .18s ease-out,color .16s ease-out;
    color:var(--brand-600);
  }
  .qa-item[open] .marker{transform:rotate(45deg);}
  .qa-item[open] summary{color:var(--brand-700);}
  .qa-item .answer{
    padding:0 22px 18px;
    font-size:15px;
    line-height:1.85;
    color:var(--ink-700);
  }
  .qa-item .answer p + p{margin-top:10px;}

  /* 提示条 */
  .notice{
    display:flex;
    gap:14px;
    align-items:flex-start;
    background:var(--brand-50);
    border:1px solid #D5EADF;
    border-radius:var(--radius-card);
    padding:18px 20px;
    margin-top:24px;
  }
  .notice svg{flex:0 0 20px;margin-top:2px;color:var(--brand-600);}
  .notice p{font-size:14.5px;line-height:1.8;color:var(--brand-700);}

  /* CTA 横条 */
  .cta-bar{
    position:relative;
    overflow:hidden;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:28px;
    border-radius:16px;
    padding:34px 38px;
    background:linear-gradient(102deg,var(--brand-700) 0%,var(--brand-600) 100%);
    color:#fff;
    margin:64px 0 72px;
    box-shadow:0 18px 40px -24px rgba(8,54,43,.7);
  }
  .cta-bar::before{
    content:"";
    position:absolute;
    inset:0;
    background-image:repeating-linear-gradient(45deg,rgba(255,255,255,.05) 0 1px,transparent 1px 16px);
    pointer-events:none;
  }
  .cta-bar .cta-text{position:relative;max-width:640px;}
  .cta-bar h2{
    font-size:24px;
    font-weight:700;
    line-height:1.4;
    letter-spacing:-.4px;
    color:#fff;
  }
  .cta-bar p{margin-top:10px;font-size:15px;line-height:1.8;color:rgba(255,255,255,.86);}
  .cta-bar .cta-actions{position:relative;display:flex;gap:12px;flex-wrap:wrap;flex:0 0 auto;}

  /* ============ 页脚 ============ */
  .site-footer{
    background:var(--brand-900);
    color:rgba(255,255,255,.78);
    padding:56px 0 0;
    margin-top:0;
  }
  .footer-grid{
    display:grid;
    grid-template-columns:1.5fr 1fr 1fr 1.2fr;
    gap:40px;
    padding-bottom:44px;
  }
  .site-footer .brand{color:#fff;}
  .site-footer .brand-name{color:#fff;}
  .site-footer .brand-sub{color:rgba(255,255,255,.6);}
  .site-footer .brand:hover{color:var(--brand-100);}
  .footer-about{
    margin-top:16px;
    font-size:14px;
    line-height:1.85;
    color:rgba(255,255,255,.72);
    max-width:340px;
  }
  .footer-contact{
    margin-top:16px;
    font-size:14px;
    line-height:2;
    color:rgba(255,255,255,.72);
  }
  .footer-contact a{color:rgba(255,255,255,.9);text-decoration:underline;text-underline-offset:3px;}
  .footer-contact a:hover{color:#fff;}
  .footer-col h3{
    position:relative;
    display:flex;
    align-items:center;
    justify-content:space-between;
    font-size:14px;
    font-weight:600;
    color:#fff;
    line-height:1.6;
    margin-bottom:16px;
    letter-spacing:.3px;
  }
  .footer-toggle{display:none;color:rgba(255,255,255,.6);transition:transform .18s ease-out;}
  .footer-col ul{display:flex;flex-direction:column;gap:12px;}
  .footer-col ul a{
    font-size:14px;
    color:rgba(255,255,255,.78);
    line-height:1.5;
  }
  .footer-col ul a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px;}
  .footer-note{font-size:13.5px;line-height:1.9;color:rgba(255,255,255,.66);}
  .footer-note + .footer-note{margin-top:12px;}
  .footer-bottom{
    border-top:1px solid rgba(255,255,255,.14);
    padding:22px 0 28px;
    display:flex;
    flex-wrap:wrap;
    align-items:center;
    gap:10px 24px;
    font-size:13px;
    color:rgba(255,255,255,.62);
  }
  .footer-bottom a{color:rgba(255,255,255,.72);}
  .footer-bottom a:hover{color:#fff;}
  .footer-bottom .spacer{flex:1 1 auto;}

  /* ============ 移动抽屉 ============ */
  .drawer{
    position:fixed;
    top:0;
    right:0;
    width:84vw;
    max-width:340px;
    height:100%;
    background:var(--surface);
    z-index:120;
    transform:translateX(100%);
    transition:transform .2s ease-out;
    display:flex;
    flex-direction:column;
    padding:20px;
    gap:18px;
    overflow-y:auto;
    box-shadow:-14px 0 40px rgba(19,42,36,.2);
  }
  .drawer.open{transform:translateX(0);}
  .drawer-mask{
    position:fixed;
    inset:0;
    background:rgba(19,42,36,.45);
    z-index:110;
    opacity:0;
    visibility:hidden;
    transition:opacity .2s ease-out,visibility .2s ease-out;
  }
  .drawer-mask.open{opacity:1;visibility:visible;}
  .drawer-head{display:flex;align-items:center;justify-content:space-between;}
  .drawer-close{
    width:40px;height:40px;
    display:grid;place-items:center;
    border:1px solid var(--line);
    border-radius:10px;
    background:var(--surface);
    color:var(--ink-700);
    cursor:pointer;
  }
  .drawer-close:hover{border-color:var(--brand-600);color:var(--brand-700);}
  .drawer .search{max-width:none;width:100%;}
  .drawer-links{display:flex;flex-direction:column;gap:4px;}
  .drawer-links a{
    display:block;
    padding:11px 14px;
    border-radius:10px;
    font-size:15px;
    color:var(--ink-700);
  }
  .drawer-links a:hover{background:var(--brand-50);color:var(--brand-700);}
  .drawer-links a.active{background:var(--brand-100);color:var(--brand-700);font-weight:600;}
  .drawer .btn{width:100%;}

  /* ============ 响应式 ============ */
  @media (max-width:1199px){
    .page-hero h1{font-size:34px;}
    .main-grid{gap:32px;grid-template-columns:180px minmax(0,1fr);}
  }
  @media (max-width:991px){
    .search{display:none;}
    .top-links{display:none;}
    .search-toggle,.hamburger{display:inline-flex;}
    .top-actions{gap:10px;}
    .main-grid{grid-template-columns:1fr;gap:32px;}
    .aside{position:static;}
    .anchor-list{
      flex-direction:row;
      flex-wrap:wrap;
      border-left:0;
      gap:8px;
    }
    .anchor-list a{
      border:1px solid var(--line);
      border-radius:999px;
      padding:6px 14px;
      margin-left:0;
      font-size:13px;
      background:var(--surface);
    }
    .anchor-list a:hover{border-color:var(--brand-600);}
    .hero-panel{padding:28px;}
    .page-hero h1{font-size:30px;}
    .block-head h2{font-size:24px;}
    .prep-grid{grid-template-columns:1fr;}
    .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px;}
    .cta-bar{flex-direction:column;align-items:flex-start;padding:28px;}
    .cta-bar h2{font-size:21px;}
  }
  @media (max-width:767px){
    .container{padding:0 16px;}
    .page-hero{padding-top:20px;}
    .hero-panel{padding:22px;border-radius:14px;}
    .page-hero h1{font-size:27px;line-height:1.36;}
    .page-hero .lede{font-size:15px;}
    .tabs{height:46px;gap:6px;}
    .tab{height:28px;font-size:13px;padding:0 13px;}
    .tab.active::after{bottom:-5px;}
    .main-grid{padding-top:32px;}
    .block{margin-bottom:40px;}
    .block-head h2{font-size:22px;}
    .step{grid-template-columns:36px minmax(0,1fr);gap:14px;}
    .step-num{width:36px;height:36px;font-size:15px;box-shadow:0 0 0 4px var(--brand-50);}
    .step::before{left:17px;top:40px;}
    .step-body{padding:16px 16px;}
    .step-body h3{font-size:16.5px;}
    .step-body p{font-size:14.5px;}
    .qa-item summary{font-size:15.5px;padding:14px 16px;}
    .qa-item .answer{padding:0 16px 16px;font-size:14.5px;}
    .cta-bar{margin:44px 0 52px;padding:24px;border-radius:14px;}
    .site-footer{padding-top:40px;}
    .footer-grid{grid-template-columns:1fr;gap:0;padding-bottom:24px;}
    .footer-col{border-bottom:1px solid rgba(255,255,255,.14);padding:16px 0;}
    .footer-col:first-child{border-bottom:0;padding-top:0;}
    .footer-col h3{margin-bottom:0;cursor:pointer;}
    .footer-toggle{display:block;}
    .footer-col.expanded .footer-toggle{transform:rotate(180deg);}
    .footer-col ul,.footer-col .footer-note{display:none;}
    .footer-col.expanded ul,
    .footer-col.expanded .footer-note{display:flex;}
    .footer-col.expanded .footer-note{display:block;margin-top:12px;}
    .footer-col:first-child ul,.footer-col:first-child .footer-note{display:flex;}
    .footer-about{max-width:none;}
    .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;padding:18px 0 24px;}
  }
  @media (max-width:519px){
    .brand-name{font-size:17px;}
    .brand-sub{font-size:9.5px;}
    .page-hero h1{font-size:24px;}
    .hero-meta{gap:8px 16px;font-size:12.5px;}
    .step-note{flex-direction:row;font-size:13.5px;}
    .cta-bar .cta-actions{width:100%;}
    .cta-bar .cta-actions .btn{width:100%;}
  }
  @media (prefers-reduced-motion:reduce){
    *{transition:none !important;animation:none !important;}
    .prep-card:hover,.step-body:hover,.btn:hover{transform:none;}
  }

/* roulang page: category2 */
:root{
  --brand-900:#08362B;
  --brand-700:#0A5C46;
  --brand-600:#0E7357;
  --brand-100:#DCEFE6;
  --brand-50:#EEF7F2;
  --gold-500:#D89A34;
  --gold-100:#FBEED6;
  --clay-600:#B8482E;
  --ink-900:#132A24;
  --ink-700:#2E4A41;
  --ink-500:#6B7F76;
  --line:#E4DECD;
  --paper:#F6F3EA;
  --surface:#FFFFFF;
  --success:#2F8F5B;
  --warn:#C9861F;
  --error:#B23B2E;
  --radius-card:14px;
  --radius-btn:10px;
  --shadow-card:0 1px 2px rgba(19,42,36,.06),0 8px 24px -12px rgba(19,42,36,.18);
  --shadow-hover:0 10px 28px -10px rgba(19,42,36,.26);
  --focus-ring:0 0 0 3px rgba(14,115,87,.28);
  --font-cn:"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.85;
  color:var(--ink-700);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;color:var(--ink-900);font-weight:700;letter-spacing:-.5px;line-height:1.35}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
img{display:block;max-width:100%;height:auto}
a{color:var(--brand-700);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--brand-600)}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer}
:focus-visible{outline:none;box-shadow:var(--focus-ring);border-radius:8px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.nums,strong,td{font-variant-numeric:tabular-nums}

/* ---------- 头部 ---------- */
.site-header{position:relative;z-index:60;background:var(--paper)}
.header-top{border-bottom:1px solid var(--line);background:var(--paper)}
.header-top-inner{display:flex;align-items:center;gap:28px;min-height:64px}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--brand-700);flex:0 0 auto}
.brand-mark{width:26px;height:26px;flex:0 0 auto}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-name{font-size:17px;font-weight:700;color:var(--brand-700);letter-spacing:-.3px}
.brand-sub{font-size:12px;color:var(--ink-500);margin-top:3px;letter-spacing:.2px}
.search{position:relative;flex:1 1 auto;max-width:400px;display:flex}
.search input{
  width:100%;height:40px;padding:0 52px 0 14px;border:1px solid var(--line);
  border-radius:var(--radius-btn);background:var(--surface);font-size:14px;color:var(--ink-900);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.search input::placeholder{color:var(--ink-500)}
.search input:focus{border-color:var(--brand-600);box-shadow:var(--focus-ring);outline:none}
.search button{
  position:absolute;right:4px;top:4px;width:32px;height:32px;border:0;border-radius:8px;
  background:var(--brand-600);color:#fff;display:grid;place-items:center;transition:background .18s ease;
}
.search button:hover{background:var(--brand-700)}
.header-actions{display:flex;align-items:center;gap:18px;margin-left:auto;flex:0 0 auto}
.header-link{font-size:13px;color:var(--ink-700)}
.header-link:hover{color:var(--brand-700);text-decoration:underline;text-underline-offset:3px}
.menu-toggle{display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:10px;background:var(--surface);align-items:center;justify-content:center;color:var(--ink-900)}

/* 频道行 */
.header-tabs{position:sticky;top:0;z-index:50;background:var(--surface);border-bottom:1px solid var(--line);transition:box-shadow .2s ease}
.header-tabs.is-stuck{box-shadow:0 2px 10px rgba(19,42,36,.08)}
.tabs{display:flex;gap:6px;overflow-x:auto;padding:8px 0;scrollbar-width:none;-ms-overflow-style:none}
.tabs::-webkit-scrollbar{display:none}
.tab{
  position:relative;flex:0 0 auto;display:inline-flex;align-items:center;height:32px;padding:0 16px;
  border-radius:999px;font-size:14px;font-weight:500;color:var(--ink-700);white-space:nowrap;
  transition:background .18s ease,color .18s ease;
}
.tab:hover{background:var(--brand-50);color:var(--brand-700)}
.tab.active{background:var(--brand-100);color:var(--brand-700);font-weight:600}
.tab.active::after{content:"";position:absolute;left:20%;width:60%;bottom:0;height:2px;border-radius:2px;background:var(--brand-600)}

/* ---------- 按钮与标签 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;height:46px;padding:0 24px;
  border-radius:var(--radius-btn);font-size:15px;font-weight:600;border:1px solid transparent;
  white-space:nowrap;transition:transform .16s ease,background .18s ease,color .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.btn-primary{background:var(--brand-600);color:#fff}
.btn-primary:hover{background:var(--brand-700);color:#fff;transform:translateY(-1px);box-shadow:0 10px 24px -12px rgba(10,92,70,.6)}
.btn-primary:active{transform:none;filter:brightness(.96)}
.btn-ghost{background:var(--surface);color:var(--ink-900);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--brand-600);color:var(--brand-700);transform:translateY(-1px)}
.btn-light{background:#fff;color:var(--brand-700)}
.btn-light:hover{background:var(--brand-50);color:var(--brand-700);transform:translateY(-1px)}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.tag{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;
  font-size:12px;font-weight:500;background:var(--brand-100);color:var(--brand-700);
}
.tag-gold{background:var(--gold-100);color:#8a5f16}
.eyebrow{
  display:inline-block;font-size:13px;font-weight:600;color:var(--brand-600);
  letter-spacing:1px;margin-bottom:12px;
}

/* ---------- 首屏 ---------- */
.page-hero{
  position:relative;overflow:hidden;padding:44px 0 64px;
  background:
    repeating-linear-gradient(45deg,rgba(14,115,87,.035) 0 1px,transparent 1px 13px),
    linear-gradient(180deg,#fff 0%,var(--paper) 100%);
  border-bottom:1px solid var(--line);
}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-500);margin-bottom:28px}
.breadcrumb a{color:var(--ink-500)}
.breadcrumb a:hover{color:var(--brand-700)}
.breadcrumb .current{color:var(--ink-900)}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:48px;align-items:center}
.hero-copy h1{font-size:40px;line-height:1.28;margin:16px 0 18px;letter-spacing:-.8px}
.hero-lead{font-size:16px;line-height:1.9;color:var(--ink-700);max-width:560px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.metric-row{display:flex;flex-wrap:wrap;gap:36px;margin-top:36px;padding-top:24px;border-top:1px solid var(--line)}
.metric-row li{display:flex;flex-direction:column;gap:2px}
.metric-row strong{font-size:24px;font-weight:700;color:var(--brand-700);letter-spacing:-.5px}
.metric-row span{font-size:12px;color:var(--ink-500)}
.hero-figure{margin:0}
.hero-figure img{
  width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:16px;
  border:1px solid var(--line);box-shadow:var(--shadow-card);background:#E8E3D5;
}

/* ---------- 信任条 ---------- */
.assure{background:var(--surface);border-bottom:1px solid var(--line)}
.assure-inner{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.assure-item{display:flex;gap:12px;align-items:flex-start;padding:24px 20px;border-left:1px solid var(--line)}
.assure-item:first-child{border-left:0;padding-left:0}
.assure-item svg{width:20px;height:20px;color:var(--brand-600);flex:0 0 auto;margin-top:4px}
.assure-item h3{font-size:14px;font-weight:600;margin-bottom:2px;letter-spacing:0}
.assure-item p{font-size:13px;line-height:1.7;color:var(--ink-500)}

/* ---------- 通用板块 ---------- */
.section{padding:80px 0}
.section-head{max-width:820px;margin-bottom:36px}
.section-head h2{font-size:28px;margin-bottom:14px}
.section-note{font-size:15px;color:var(--ink-500);line-height:1.85}

/* 交错图文 */
.split{display:grid;grid-template-columns:5fr 7fr;gap:56px;align-items:center}
.split.reverse{grid-template-columns:7fr 5fr;margin-top:72px}
.split.reverse .split-figure{order:2}
.split-figure{margin:0}
.split-figure img{
  width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:12px;
  border:1px solid var(--line);box-shadow:var(--shadow-card);background:#E8E3D5;
}
.split-copy h2{font-size:28px;margin-bottom:16px}
.split-copy p{font-size:16px;line-height:1.9;margin-bottom:16px}
.dot-list{display:grid;gap:12px;margin-top:8px}
.dot-list li{position:relative;padding-left:22px;font-size:15px;line-height:1.8;color:var(--ink-700)}
.dot-list li::before{
  content:"";position:absolute;left:4px;top:11px;width:7px;height:7px;border-radius:50%;background:var(--brand-600);
}

/* 要点清单 */
.checklist{
  background:var(--brand-50);border:1px solid #D6E9DF;border-radius:16px;padding:36px;
  display:grid;grid-template-columns:repeat(3,1fr);gap:32px;
}
.check-item{display:flex;gap:14px;align-items:flex-start}
.check-item .check-icon{
  flex:0 0 auto;width:38px;height:38px;border-radius:10px;background:#fff;border:1px solid #D6E9DF;
  display:grid;place-items:center;color:var(--brand-600);
}
.check-item .check-icon svg{width:20px;height:20px}
.check-item h3{font-size:16px;font-weight:600;margin-bottom:6px;letter-spacing:0}
.check-item p{font-size:14px;line-height:1.8;color:var(--ink-700)}

/* FAQ */
.faq-wrap{max-width:820px;margin:0 auto}
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item summary{
  list-style:none;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:18px 0;font-size:17px;font-weight:600;color:var(--ink-900);cursor:pointer;
  transition:color .18s ease;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--brand-700)}
.faq-sign{flex:0 0 auto;color:var(--ink-500);display:grid;place-items:center;transition:transform .18s ease,color .18s ease}
.faq-item[open] .faq-sign{transform:rotate(180deg);color:var(--brand-600)}
.faq-body{padding:0 0 18px;font-size:15px;line-height:1.85;color:var(--ink-700)}
.faq-body p{margin:0}

/* CTA 区块 */
.cta-band{
  background:linear-gradient(120deg,var(--brand-900) 0%,var(--brand-700) 100%);
  border-radius:16px;padding:48px;color:#fff;display:flex;align-items:center;justify-content:space-between;gap:40px;
  position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-40px;top:-60px;width:280px;height:280px;border-radius:50%;
  border:1px solid rgba(255,255,255,.12);
}
.cta-band h2{color:#fff;font-size:26px;margin-bottom:12px;position:relative;z-index:1}
.cta-band p{color:rgba(255,255,255,.78);font-size:15px;line-height:1.85;max-width:620px;position:relative;z-index:1}
.cta-band .btn{position:relative;z-index:1;flex:0 0 auto}
.cta-note{margin-top:14px;font-size:12px;color:rgba(255,255,255,.55);position:relative;z-index:1}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-900);color:rgba(255,255,255,.78);padding:56px 0 0;margin-top:80px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;padding-bottom:44px}
.footer-col h3{
  display:flex;align-items:center;justify-content:space-between;gap:8px;
  font-size:14px;font-weight:600;color:#fff;margin:0 0 16px;letter-spacing:0;
}
.footer-col ul{display:grid;gap:12px}
.footer-col ul a{font-size:14px;color:rgba(255,255,255,.78)}
.footer-col ul a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px}
.footer-toggle{display:none}
.site-footer .brand{color:#fff}
.site-footer .brand-mark{color:#fff}
.site-footer .brand-name{color:#fff}
.site-footer .brand-sub{color:rgba(255,255,255,.6)}
.footer-about{font-size:14px;line-height:1.85;margin:18px 0 16px;color:rgba(255,255,255,.78)}
.footer-contact{font-size:13px;line-height:2;color:rgba(255,255,255,.7)}
.footer-contact a{color:#fff}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.14);padding:20px 0 26px;
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;font-size:13px;color:rgba(255,255,255,.6);
}
.footer-legal{display:flex;flex-wrap:wrap;gap:20px}

/* ---------- 移动抽屉 ---------- */
.drawer-mask{
  position:fixed;inset:0;background:rgba(19,42,36,.45);opacity:0;pointer-events:none;
  transition:opacity .2s ease;z-index:90;
}
.drawer-mask.is-open{opacity:1;pointer-events:auto}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:84vw;max-width:360px;background:var(--surface);
  transform:translateX(100%);transition:transform .22s ease;z-index:91;
  display:flex;flex-direction:column;gap:18px;padding:20px;overflow-y:auto;
}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between}
.drawer-close{width:40px;height:40px;border:1px solid var(--line);border-radius:10px;background:var(--surface);font-size:20px;line-height:1;color:var(--ink-700)}
.drawer-nav{display:grid;gap:6px}
.drawer-nav a{padding:12px 14px;border-radius:10px;font-size:15px;color:var(--ink-700);background:var(--brand-50)}
.drawer-nav a.active{background:var(--brand-100);color:var(--brand-700);font-weight:600}
.drawer-cta{width:100%}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .hero-copy h1{font-size:36px}
  .split,.split.reverse{gap:40px}
}
@media (max-width:991px){
  .header-top-inner{flex-wrap:nowrap;gap:14px}
  .search{display:none}
  .header-actions{gap:12px}
  .header-link{display:none}
  .menu-toggle{display:inline-flex}
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .hero-copy h1{font-size:30px}
  .hero-figure img{aspect-ratio:4/3}
  .section{padding:64px 0}
  .split,.split.reverse{grid-template-columns:1fr;gap:28px;margin-top:0}
  .split.reverse{margin-top:56px}
  .split.reverse .split-figure{order:0}
  .checklist{grid-template-columns:1fr;gap:24px;padding:28px}
  .assure-inner{grid-template-columns:1fr 1fr}
  .assure-item{border-left:0;padding:20px 0;border-top:1px solid var(--line)}
  .assure-item:nth-child(1),.assure-item:nth-child(2){border-top:0}
  .cta-band{flex-direction:column;align-items:flex-start;padding:36px;gap:24px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:767px){
  .container{padding:0 20px}
  .section{padding:48px 0}
  .section-head h2,.split-copy h2{font-size:22px}
  .hero-copy h1{font-size:28px}
  .metric-row{gap:24px}
  .metric-row strong{font-size:20px}
  .split-copy p{font-size:15px}
  .page-hero{padding:28px 0 44px}
}
@media (max-width:640px){
  .footer-grid{grid-template-columns:1fr;gap:0}
  .footer-col{border-bottom:1px solid rgba(255,255,255,.12);padding:16px 0}
  .footer-col h3{margin:0;cursor:pointer}
  .footer-toggle{display:block;transition:transform .18s ease}
  .footer-col ul{display:none;margin-top:14px;padding-bottom:4px}
  .footer-col.open ul{display:grid}
  .footer-col.open .footer-toggle{transform:rotate(180deg)}
  .footer-brand{border-bottom:1px solid rgba(255,255,255,.12);padding-bottom:20px}
  .footer-brand h3{display:none}
  .footer-bottom{flex-direction:column}
  .assure-inner{grid-template-columns:1fr}
  .assure-item{border-top:1px solid var(--line)}
  .assure-item:nth-child(2){border-top:1px solid var(--line)}
  .cta-band{padding:28px 22px}
  .cta-band h2{font-size:22px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}

/* roulang page: category3 */
:root{
  --brand-600:#0E7357;
  --brand-700:#0A5C46;
  --brand-100:#DCEFE6;
  --brand-50:#EEF7F2;
  --brand-900:#08362B;
  --gold-500:#D89A34;
  --gold-100:#FBEED6;
  --clay-600:#B8482E;
  --ink-900:#132A24;
  --ink-700:#2E4A41;
  --ink-500:#6B7F76;
  --line:#E4DECD;
  --paper:#F6F3EA;
  --surface:#FFFFFF;
  --success:#2F8F5B;
  --warn:#C9861F;
  --error:#B23B2E;
  --radius-card:14px;
  --radius-btn:10px;
  --radius-img:16px;
  --shadow-card:0 1px 2px rgba(19,42,36,.06),0 8px 24px -12px rgba(19,42,36,.18);
  --shadow-hover:0 10px 28px -10px rgba(19,42,36,.26);
  --focus-ring:3px solid rgba(14,115,87,.28);
  --font-sans:"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.85;
  color:var(--ink-700);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit}
input{font:inherit}
h1,h2,h3,h4{margin:0;color:var(--ink-900);font-weight:700;letter-spacing:-.5px}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
:where(a,button,summary,input,textarea):focus-visible{outline:var(--focus-ring);outline-offset:2px;border-radius:6px}

/* ---------- 顶部品牌行 ---------- */
.topbar{background:var(--paper);border-bottom:1px solid var(--line);position:relative;z-index:70}
.topbar-inner{display:flex;align-items:center;gap:20px;min-height:64px}
.brand{display:inline-flex;align-items:center;gap:10px;flex:none}
.brand-mark{width:28px;height:28px;flex:none;color:var(--brand-600)}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-name{font-size:19px;font-weight:700;letter-spacing:-.5px;color:var(--ink-900)}
.brand-sub{font-size:11px;font-weight:500;color:var(--ink-500);letter-spacing:.02em;margin-top:2px}
.search{
  display:flex;align-items:center;gap:4px;
  flex:1 1 auto;max-width:400px;margin-left:auto;
  height:40px;padding:0 4px 0 14px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-btn);
  transition:border-color .16s ease-out,box-shadow .16s ease-out;
}
.search:focus-within{border-color:var(--brand-600);box-shadow:0 0 0 3px rgba(14,115,87,.18)}
.search input{flex:1 1 auto;min-width:0;border:0;background:transparent;outline:none;font-size:14px;color:var(--ink-900)}
.search input::placeholder{color:var(--ink-500)}
.search button{
  width:32px;height:32px;flex:none;border:0;border-radius:8px;
  background:var(--brand-600);color:#fff;display:grid;place-items:center;cursor:pointer;
  transition:background-color .16s ease-out;
}
.search button:hover{background:var(--brand-700)}
.top-actions{display:flex;align-items:center;gap:16px;flex:none}
.link-quiet{font-size:13px;color:var(--ink-700);transition:color .16s ease-out}
.link-quiet:hover{color:var(--brand-700);text-decoration:underline;text-underline-offset:3px}
.menu-btn{
  display:none;width:40px;height:40px;border:1px solid var(--line);border-radius:var(--radius-btn);
  background:var(--surface);color:var(--ink-900);cursor:pointer;place-items:center;
}
.menu-btn:hover{border-color:var(--brand-600);color:var(--brand-700)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;line-height:1;white-space:nowrap;
  border:1px solid transparent;cursor:pointer;
  transition:transform .16s ease-out,background-color .16s ease-out,box-shadow .16s ease-out,border-color .16s ease-out,color .16s ease-out;
}
.btn-primary{background:var(--brand-600);color:#fff}
.btn-primary:hover{background:var(--brand-700);transform:translateY(-1px);box-shadow:var(--shadow-hover)}
.btn-primary:active{transform:none;filter:brightness(.96)}
.btn-ghost{background:var(--surface);color:var(--ink-900);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--brand-600);color:var(--brand-700)}
.btn-ghost:active{filter:brightness(.98)}
.btn-light{background:#fff;color:var(--brand-700)}
.btn-light:hover{background:#F0FBF5;transform:translateY(-1px);box-shadow:0 10px 24px -12px rgba(0,0,0,.45)}
.btn-sm{height:40px;padding:0 16px;font-size:14px}
.btn-block{width:100%}

/* ---------- 频道 Tabs 行 ---------- */
.tabs-wrap{position:sticky;top:0;z-index:50;background:var(--surface);border-bottom:1px solid var(--line);transition:box-shadow .18s ease-out}
.tabs-wrap.is-stuck{box-shadow:0 2px 10px rgba(19,42,36,.08)}
.tabs{display:flex;gap:8px;overflow-x:auto;scrollbar-width:none;padding:8px 0}
.tabs::-webkit-scrollbar{display:none}
.tab{
  position:relative;flex:none;display:inline-flex;align-items:center;
  height:32px;padding:0 16px;border-radius:999px;
  font-size:14px;font-weight:500;color:var(--ink-700);
  transition:background-color .16s ease-out,color .16s ease-out;
}
.tab:hover{background:var(--brand-50);color:var(--brand-700)}
.tab.active{background:var(--brand-100);color:var(--brand-700);font-weight:600}
.tab.active::after{
  content:"";position:absolute;left:20%;right:20%;bottom:0;height:2px;
  border-radius:2px;background:var(--brand-600);
}

/* ---------- 面包屑 ---------- */
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:20px 0 0;font-size:13px;color:var(--ink-500)}
.breadcrumb a{color:var(--ink-500);transition:color .16s ease-out}
.breadcrumb a:hover{color:var(--brand-700)}
.breadcrumb .sep{color:#C7C0AC}
.breadcrumb .current{color:var(--ink-900)}

/* ---------- Hero ---------- */
.page-hero{
  position:relative;overflow:hidden;
  padding:36px 0 72px;
  background-image:repeating-linear-gradient(45deg,rgba(14,115,87,.04) 0 1px,transparent 1px 16px);
}
.hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:48px;align-items:center}
.pill{
  display:inline-flex;align-items:center;gap:6px;
  height:26px;padding:0 12px;border-radius:999px;
  font-size:12px;font-weight:600;letter-spacing:.04em;
  background:var(--brand-100);color:var(--brand-700);
}
.hero-title{font-size:clamp(28px,3.5vw,42px);line-height:1.3;margin-top:18px;color:var(--ink-900)}
.hero-lead{margin-top:18px;font-size:16px;line-height:1.85;color:var(--ink-700);max-width:34em}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero-stats{display:flex;flex-wrap:wrap;gap:36px;margin-top:32px;padding-top:24px;border-top:1px solid var(--line)}
.stat-num{font-size:26px;font-weight:700;color:var(--brand-700);line-height:1.1;font-variant-numeric:tabular-nums}
.stat-label{font-size:12px;color:var(--ink-500);margin-top:6px}
.hero-media{position:relative;border-radius:var(--radius-img);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-card);aspect-ratio:16/10;background:#EEE9DA}
.hero-media img{width:100%;height:100%;object-fit:cover}
.hero-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(14,115,87,0) 55%,rgba(14,115,87,.2) 100%);pointer-events:none}

/* ---------- 通用板块 ---------- */
.section{padding:72px 0}
.section-alt{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:720px;margin-bottom:32px}
.eyebrow{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:999px;
  font-size:12px;font-weight:600;letter-spacing:.06em;
  background:var(--brand-50);color:var(--brand-700);border:1px solid var(--brand-100);
  margin-bottom:14px;
}
.section-title{font-size:clamp(22px,2.4vw,28px);line-height:1.4;color:var(--ink-900)}
.section-desc{margin-top:12px;font-size:15px;line-height:1.85;color:var(--ink-500)}

/* ---------- 能力四宫格 ---------- */
.cap-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.cap-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:28px;box-shadow:var(--shadow-card);
  transition:transform .18s ease-out,box-shadow .18s ease-out,border-color .18s ease-out;
}
.cap-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:#D3DAC9}
.cap-icon{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  background:var(--brand-50);color:var(--brand-700);margin-bottom:18px;
}
.cap-card h3{font-size:20px;line-height:1.45;margin-bottom:10px}
.cap-card p{font-size:15px;line-height:1.85;color:var(--ink-700)}
.cap-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.tag{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;
  font-size:12px;font-weight:500;background:var(--gold-100);color:#8A5B12;
}
.tag-plain{background:var(--brand-50);color:var(--brand-700)}

/* ---------- 对比表 ---------- */
.compare-wrap{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-card)}
.compare-scroll{overflow-x:auto}
.compare{width:100%;border-collapse:collapse;min-width:760px}
.compare thead th{
  background:var(--brand-50);color:var(--brand-700);
  font-size:14px;font-weight:600;padding:16px;text-align:center;
  border-bottom:1px solid var(--line);position:relative;
}
.compare thead th:first-child{text-align:left}
.compare thead th.col-rec{background:var(--brand-100)}
.compare thead th.col-rec::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--brand-600)}
.badge-rec{
  display:inline-flex;align-items:center;height:20px;padding:0 8px;margin-left:6px;
  border-radius:999px;background:var(--brand-600);color:#fff;font-size:11px;font-weight:600;vertical-align:2px;
}
.compare tbody td{
  height:52px;padding:0 16px;text-align:center;
  font-size:14px;color:var(--ink-700);border-bottom:1px solid var(--line);
  font-variant-numeric:tabular-nums;
}
.compare tbody td:first-child{
  text-align:left;color:var(--ink-900);font-weight:500;
  position:sticky;left:0;background:var(--surface);z-index:1;
}
.compare tbody tr:nth-child(even) td{background:var(--brand-50)}
.compare tbody tr:last-child td{border-bottom:0}
.compare tfoot td{padding:16px;background:var(--surface);border-top:1px solid var(--line);text-align:center;vertical-align:middle}
.compare tfoot td:first-child{text-align:left;font-size:13px;color:var(--ink-500)}
.compare-note{margin-top:16px;font-size:12.5px;color:var(--ink-500)}
.swipe-hint{display:none;font-size:12.5px;color:var(--ink-500);margin-bottom:10px}

/* ---------- 图文与步骤 ---------- */
.split{display:grid;grid-template-columns:.86fr 1.14fr;gap:48px;align-items:center}
.split-media{border-radius:var(--radius-img);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-card);background:#EDE8D9}
.split-media img{width:100%;height:100%;aspect-ratio:4/3;object-fit:cover}
.split-media figcaption{padding:10px 14px;font-size:12.5px;color:var(--ink-500);background:var(--surface);border-top:1px solid var(--line)}
.steps{margin-top:4px}
.step{display:flex;gap:16px;padding:18px 0;border-bottom:1px dashed var(--line)}
.step:last-child{border-bottom:0;padding-bottom:0}
.step-num{
  flex:none;width:40px;height:40px;border-radius:50%;
  display:grid;place-items:center;background:var(--brand-100);color:var(--brand-700);
  font-weight:700;font-size:15px;font-variant-numeric:tabular-nums;
}
.step h3{font-size:17px;line-height:1.5;margin-bottom:6px}
.step p{font-size:14.5px;line-height:1.8;color:var(--ink-700)}

/* ---------- FAQ ---------- */
.faq{max-width:820px;margin:0 auto}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item:first-child{border-top:1px solid var(--line)}
.faq-item summary{
  list-style:none;cursor:pointer;position:relative;
  padding:18px 44px 18px 0;
  font-size:17px;font-weight:600;line-height:1.6;color:var(--ink-900);
  transition:color .16s ease-out;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";position:absolute;right:8px;top:50%;transform:translateY(-50%);
  font-size:20px;font-weight:400;color:var(--ink-500);transition:color .16s ease-out;
}
.faq-item summary:hover{color:var(--brand-700)}
.faq-item[open] summary{color:var(--brand-700)}
.faq-item[open] summary::after{content:"−";color:var(--brand-700)}
.faq-body{padding:0 44px 20px 0;font-size:15px;line-height:1.85;color:var(--ink-700)}

/* ---------- CTA 条 ---------- */
.cta-band{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:32px;
  padding:40px;border-radius:var(--radius-img);color:#fff;
  background:linear-gradient(105deg,var(--clay-600) 0%,var(--brand-700) 78%);
  box-shadow:0 18px 40px -26px rgba(8,54,43,.9);
}
.cta-band h2{color:#fff;font-size:clamp(21px,2.4vw,26px);line-height:1.4}
.cta-band p{margin-top:10px;font-size:15px;line-height:1.8;color:rgba(255,255,255,.87);max-width:44em}
.cta-note{margin-top:12px;font-size:12px;color:rgba(255,255,255,.7)}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-900);color:rgba(255,255,255,.78);padding:56px 0 0;margin-top:96px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;padding-bottom:40px}
.footer-col h3{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  font-size:14px;font-weight:600;color:#fff;letter-spacing:0;margin-bottom:16px;
}
.footer-col ul{display:grid;gap:12px}
.footer-col ul a{font-size:14px;color:rgba(255,255,255,.78);transition:color .16s ease-out}
.footer-col ul a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px}
.footer-brand .brand-mark{color:#8ED9BE}
.footer-brand .brand-name{color:#fff}
.footer-brand .brand-sub{color:rgba(255,255,255,.6)}
.footer-about{margin:16px 0;font-size:13.5px;line-height:1.9;color:rgba(255,255,255,.7);max-width:30em}
.footer-contact{font-size:13px;line-height:2;color:rgba(255,255,255,.65)}
.footer-contact a{color:rgba(255,255,255,.88)}
.footer-contact a:hover{text-decoration:underline;text-underline-offset:3px}
.footer-note{font-size:13px;line-height:1.9;color:rgba(255,255,255,.65)}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  border-top:1px solid rgba(255,255,255,.14);padding:20px 0 24px;
  font-size:12.5px;color:rgba(255,255,255,.6);
}
.footer-bottom a{color:rgba(255,255,255,.72)}
.footer-bottom a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px}
.footer-toggle{display:none;flex:none}

/* ---------- 抽屉 ---------- */
.drawer-mask{position:fixed;inset:0;background:rgba(19,42,36,.45);opacity:0;visibility:hidden;transition:opacity .2s ease-out,visibility .2s;z-index:90}
.drawer-mask.open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;height:100%;width:84vw;max-width:360px;z-index:100;
  background:var(--surface);padding:20px;display:flex;flex-direction:column;gap:20px;
  overflow-y:auto;transform:translateX(101%);transition:transform .22s ease-out;
  box-shadow:-12px 0 32px -18px rgba(19,42,36,.6);
}
.drawer.open{transform:none}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px}
.drawer-close{
  width:36px;height:36px;border:1px solid var(--line);border-radius:10px;background:#fff;
  display:grid;place-items:center;cursor:pointer;color:var(--ink-900);
}
.drawer-nav{display:grid;gap:4px}
.drawer-nav a{
  display:flex;align-items:center;justify-content:space-between;
  padding:12px 14px;border-radius:10px;font-size:15px;font-weight:500;color:var(--ink-900);
  min-height:44px;transition:background-color .16s ease-out,color .16s ease-out;
}
.drawer-nav a:hover{background:var(--brand-50);color:var(--brand-700)}
.drawer-nav a.active{background:var(--brand-100);color:var(--brand-700);font-weight:600}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .hero-grid{gap:36px}
}
@media (max-width:991px){
  .container{padding:0 20px}
  .top-actions .link-quiet,.top-actions .btn-sm{display:none}
  .menu-btn{display:grid}
  .search{max-width:none}
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .hero-media{order:2;aspect-ratio:4/3}
  .split{grid-template-columns:1fr;gap:32px}
  .split-media img{aspect-ratio:16/10}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px}
  .cta-band{padding:32px}
}
@media (max-width:767px){
  .section{padding:52px 0}
  .page-hero{padding:24px 0 52px}
  .cap-grid{grid-template-columns:1fr;gap:16px}
  .cap-card{padding:22px}
  .swipe-hint{display:block}
  .compare-scroll{overflow:visible}
  .compare{min-width:0}
  .compare thead{display:none}
  .compare tbody,.compare tbody tr,.compare tbody td{display:block;width:100%}
  .compare tbody tr{
    border-bottom:1px solid var(--line);
    padding:6px 0;
  }
  .compare tbody tr:last-child{border-bottom:0}
  .compare tbody td{
    display:flex;align-items:center;justify-content:space-between;gap:16px;
    height:auto;min-height:44px;padding:6px 16px;text-align:right;border-bottom:0;
  }
  .compare tbody td::before{
    content:attr(data-label);flex:none;font-size:13px;font-weight:500;color:var(--ink-500);text-align:left;
  }
  .compare tbody td:first-child{
    position:static;background:var(--brand-50);font-weight:600;font-size:15px;
    justify-content:flex-start;padding:10px 16px;
  }
  .compare tbody td:first-child::before{content:none}
  .compare tbody tr:nth-child(even) td{background:transparent}
  .compare tbody tr:nth-child(even) td:first-child{background:var(--brand-50)}
  .compare tfoot,.compare tfoot tr,.compare tfoot td{display:block;width:100%}
  .compare tfoot td{padding:20px 16px;border-top:1px solid var(--line)}
  .compare tfoot td::before{
    content:attr(data-label);display:block;font-size:13px;font-weight:500;color:var(--ink-500);margin-bottom:8px;
  }
  .compare tfoot td:first-child{font-size:13px;color:var(--ink-500);padding-bottom:0;border-top:0}
  .compare tfoot td:first-child::before{content:none}
  .hero-stats{gap:24px}
  .stat-num{font-size:22px}
  .cta-band{padding:28px 22px;flex-direction:column;align-items:flex-start}
}
@media (max-width:639px){
  .container{padding:0 16px}
  .brand-name{font-size:17px}
  .brand-sub{font-size:10px}
  .tabs{padding:6px 0}
  .tab{height:28px;padding:0 14px;font-size:13px}
  .hero-cta .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:0;padding-bottom:16px}
  .footer-col{border-top:1px solid rgba(255,255,255,.12);padding:16px 0}
  .footer-col h3{margin:0;cursor:pointer;font-size:14px}
  .footer-toggle{display:block;transition:transform .18s ease-out}
  .footer-col.open .footer-toggle{transform:rotate(180deg)}
  .footer-col ul{display:none;margin-top:14px}
  .footer-col.open ul{display:grid}
  .footer-brand{border-top:0;padding-top:0}
  .footer-brand .footer-about{margin:16px 0 12px}
  .faq-item summary{font-size:16px;padding-right:36px}
  .faq-body{padding-right:12px}
  .cta-actions .btn{width:100%}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;transition-duration:.001ms!important}
  .cap-card:hover,.btn:hover{transform:none}
}

/* roulang page: category4 */
:root{
  --brand-900:#08362B;
  --brand-700:#0A5C46;
  --brand-600:#0E7357;
  --brand-100:#DCEFE6;
  --brand-50:#EEF7F2;
  --gold-500:#D89A34;
  --gold-100:#FBEED6;
  --clay-600:#B8482E;
  --ink-900:#132A24;
  --ink-700:#2E4A41;
  --ink-500:#6B7F76;
  --line:#E4DECD;
  --paper:#F6F3EA;
  --paper-deep:#EDE8DA;
  --surface:#FFFFFF;
  --success:#2F8F5B;
  --warn:#C9861F;
  --error:#B23B2E;
  --focus:0 0 0 3px rgba(14,115,87,.28);
  --radius-card:14px;
  --radius-btn:10px;
  --radius-img:12px;
  --shadow-sm:0 1px 2px rgba(19,42,36,.06),0 8px 24px -12px rgba(19,42,36,.18);
  --shadow-md:0 10px 28px -10px rgba(19,42,36,.26);
  --font:"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  color:var(--ink-700);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--brand-700);text-decoration:none;text-underline-offset:3px}
a:hover{text-decoration:underline}
h1,h2,h3,h4{margin:0;color:var(--ink-900);font-weight:700;letter-spacing:-.5px;line-height:1.35}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit;cursor:pointer}
input,textarea,select{font-family:inherit;font-size:15px;color:var(--ink-900)}
:focus-visible{outline:none;box-shadow:var(--focus);border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.num{font-variant-numeric:tabular-nums}

/* ===== 顶部品牌行 ===== */
.site-header{background:var(--paper);border-bottom:1px solid var(--line);position:relative;z-index:60}
.header-top-inner{display:flex;align-items:center;gap:24px;min-height:64px}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--brand-700);text-decoration:none;flex:0 0 auto}
.brand:hover{text-decoration:none}
.brand-mark{width:28px;height:28px;flex:0 0 28px;color:var(--brand-600)}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-name{font-size:18px;font-weight:700;color:var(--ink-900);letter-spacing:-.4px}
.brand-sub{font-size:11px;font-weight:400;color:var(--ink-500);letter-spacing:.4px;margin-top:3px}
.header-search{flex:1 1 auto;max-width:400px;display:flex;align-items:center;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-btn);height:40px;padding:0 4px 0 14px;transition:border-color .18s ease,box-shadow .18s ease}
.header-search:focus-within{border-color:var(--brand-600);box-shadow:var(--focus)}
.header-search input{border:0;background:transparent;outline:none;flex:1;min-width:0;height:100%;font-size:14px;color:var(--ink-900)}
.header-search input::placeholder{color:var(--ink-500)}
.search-btn{width:32px;height:32px;border:0;background:var(--brand-600);color:#fff;border-radius:8px;display:inline-flex;align-items:center;justify-content:center;transition:background .18s ease,transform .18s ease}
.search-btn:hover{background:var(--brand-700)}
.header-actions{display:flex;align-items:center;gap:16px;margin-left:auto}
.header-link{font-size:13px;color:var(--ink-700);white-space:nowrap}
.header-link:hover{color:var(--brand-700);text-decoration:none}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:46px;padding:0 24px;border-radius:var(--radius-btn);font-size:15px;font-weight:600;border:1px solid transparent;text-decoration:none;transition:background .18s ease,color .18s ease,border-color .18s ease,transform .18s ease,box-shadow .18s ease;white-space:nowrap}
.btn:hover{text-decoration:none}
.btn-primary{background:var(--brand-600);color:#fff}
.btn-primary:hover{background:var(--brand-700);transform:translateY(-1px);box-shadow:var(--shadow-md);color:#fff}
.btn-primary:active{transform:none;filter:brightness(.96)}
.btn-ghost{background:var(--surface);border-color:var(--line);color:var(--ink-900)}
.btn-ghost:hover{border-color:var(--brand-600);color:var(--brand-700);transform:translateY(-1px)}
.btn-light{background:#fff;color:var(--brand-700);border-color:#fff}
.btn-light:hover{background:#fff;color:var(--brand-900);transform:translateY(-1px)}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.menu-toggle{display:none;width:44px;height:44px;border:1px solid var(--line);background:var(--surface);border-radius:10px;color:var(--ink-900);align-items:center;justify-content:center}

/* ===== 频道 Tabs ===== */
.tabs-wrap{background:var(--surface);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50;transition:box-shadow .2s ease}
.tabs-wrap.is-stuck{box-shadow:0 2px 10px rgba(19,42,36,.08)}
.tabs{display:flex;align-items:center;gap:8px;max-width:1200px;margin:0 auto;padding:8px 24px;height:48px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none}
.tabs::-webkit-scrollbar{display:none}
.tab{position:relative;display:inline-flex;align-items:center;height:32px;padding:0 16px;border-radius:999px;font-size:14px;font-weight:500;color:var(--ink-700);white-space:nowrap;text-decoration:none;transition:background .18s ease,color .18s ease}
.tab:hover{background:var(--brand-50);color:var(--brand-700);text-decoration:none}
.tab.active{background:var(--brand-100);color:var(--brand-700);font-weight:600}
.tab.active::after{content:"";position:absolute;left:20%;right:20%;bottom:-8px;height:2px;border-radius:2px;background:var(--brand-600)}

/* ===== 抽屉 ===== */
.drawer-mask{position:fixed;inset:0;background:rgba(19,42,36,.45);opacity:0;visibility:hidden;transition:opacity .2s ease,visibility .2s ease;z-index:80}
.drawer{position:fixed;top:0;right:0;height:100%;width:84vw;max-width:360px;background:var(--surface);z-index:90;transform:translateX(100%);transition:transform .22s ease;padding:20px;overflow-y:auto;box-shadow:-12px 0 32px rgba(19,42,36,.18)}
body.drawer-open .drawer{transform:translateX(0)}
body.drawer-open .drawer-mask{opacity:1;visibility:visible}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.drawer-close{width:40px;height:40px;border:1px solid var(--line);background:var(--surface);border-radius:10px;color:var(--ink-900);display:inline-flex;align-items:center;justify-content:center}
.drawer-title{font-size:13px;font-weight:600;color:var(--ink-500);letter-spacing:.6px;margin:20px 0 10px}
.drawer-list a{display:block;padding:12px 14px;border-radius:10px;color:var(--ink-900);font-size:15px;border:1px solid transparent}
.drawer-list a:hover{background:var(--brand-50);color:var(--brand-700);text-decoration:none}
.drawer-list a.active{background:var(--brand-100);color:var(--brand-700);font-weight:600}
.drawer .btn{width:100%;margin-top:16px}

/* ===== 通栏横幅 ===== */
.banner{position:relative;overflow:hidden;border-radius:16px;min-height:280px;display:flex;align-items:center;justify-content:center;text-align:center;margin-top:28px;background:var(--paper-deep)}
.banner::before{content:"";position:absolute;inset:0;background-image:url("/assets/images/backpic/back-2.png");background-size:cover;background-position:center;filter:saturate(.95)}
.banner::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(8,54,43,.72),rgba(8,54,43,.58))}
.banner-inner{position:relative;z-index:2;padding:44px 24px;max-width:820px}
.banner .eyebrow{display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.32);color:#F2FBF7;font-size:12px;font-weight:500;letter-spacing:.6px}
.banner h1{color:#fff;font-size:38px;line-height:1.3;margin:16px 0 14px;letter-spacing:-.8px}
.banner p{color:rgba(255,255,255,.86);font-size:15px;line-height:1.85;max-width:660px;margin:0 auto}
.banner-tags{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-top:22px}
.banner-tags span{display:inline-flex;align-items:center;height:28px;padding:0 12px;border-radius:999px;background:rgba(255,255,255,.14);color:#EAF7F1;font-size:12.5px;border:1px solid rgba(255,255,255,.22)}

/* ===== 面包屑 ===== */
.crumbs{font-size:13px;color:var(--ink-500);padding:18px 0 0}
.crumbs a{color:var(--ink-500)}
.crumbs a:hover{color:var(--brand-700)}
.crumbs .sep{margin:0 8px;color:#B9C6BE}
.crumbs .cur{color:var(--ink-900)}

/* ===== 通用板块 ===== */
.section{padding:72px 0}
.section.tight{padding:48px 0}
.section-head{max-width:760px;margin-bottom:32px}
.section-head h2{font-size:28px}
.section-head p{margin-top:12px;font-size:15.5px;color:var(--ink-700)}
.sec-label{display:inline-block;font-size:12px;font-weight:600;letter-spacing:1.2px;color:var(--brand-600);margin-bottom:10px}

/* ===== 检查清单 ===== */
.checklist{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-sm);padding:28px}
.checklist-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:22px}
.check-item{display:flex;gap:12px}
.check-num{flex:0 0 36px;width:36px;height:36px;border-radius:50%;background:var(--brand-50);color:var(--brand-700);font-weight:700;font-size:14px;display:inline-flex;align-items:center;justify-content:center;font-variant-numeric:tabular-nums}
.check-item h3{font-size:15.5px;margin-bottom:4px}
.check-item p{font-size:13.5px;color:var(--ink-500);line-height:1.7}

/* ===== 交错图文 ===== */
.feature-row{display:grid;grid-template-columns:5fr 7fr;gap:40px;align-items:center;padding:36px 0;border-bottom:1px dashed var(--line)}
.feature-row:last-child{border-bottom:0}
.feature-row.reverse .feature-media{order:2}
.feature-row.reverse .feature-body{order:1}
.feature-media{position:relative;border-radius:var(--radius-img);overflow:hidden;box-shadow:var(--shadow-sm);background:var(--paper-deep);aspect-ratio:4/3}
.feature-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.feature-row:hover .feature-media img{transform:scale(1.02)}
.feature-media figcaption{position:absolute;left:0;right:0;bottom:0;padding:20px 16px 12px;font-size:12.5px;color:#fff;background:linear-gradient(180deg,rgba(8,54,43,0),rgba(8,54,43,.78))}
.feature-tag{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;background:var(--gold-100);color:#8A5E13;font-size:12px;font-weight:600;letter-spacing:.4px}
.feature-body h2{font-size:24px;margin:14px 0 12px}
.feature-body p{font-size:15.5px;color:var(--ink-700);margin-bottom:12px}
.point-list{margin-top:16px;display:grid;gap:10px}
.point-list li{position:relative;padding-left:22px;font-size:14.5px;color:var(--ink-700);line-height:1.8}
.point-list li::before{content:"";position:absolute;left:4px;top:.72em;width:7px;height:7px;border-radius:50%;background:var(--brand-600)}

/* ===== 证言 ===== */
.quote-block{max-width:880px;margin:0 auto;background:var(--brand-50);border-left:3px solid var(--brand-600);border-radius:0 12px 12px 0;padding:26px 28px}
.quote-block p{font-size:17px;line-height:1.9;color:var(--ink-900);letter-spacing:.2px}
.quote-meta{margin-top:14px;font-size:13px;color:var(--ink-500)}
.quote-note{margin-top:18px;padding-top:16px;border-top:1px solid rgba(14,115,87,.16);font-size:14.5px;color:var(--ink-700)}

/* ===== FAQ ===== */
.faq{max-width:820px;margin:0 auto;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-sm);overflow:hidden}
.faq-item + .faq-item{border-top:1px solid var(--line)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 22px;background:transparent;border:0;text-align:left;font-size:16.5px;font-weight:600;color:var(--ink-900);transition:color .16s ease,background .16s ease}
.faq-q:hover{color:var(--brand-700);background:var(--brand-50)}
.faq-icon{flex:0 0 20px;width:20px;height:20px;position:relative}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:var(--brand-600);border-radius:2px;transition:transform .2s ease,opacity .2s ease}
.faq-icon::before{left:0;right:0;top:9px;height:2px}
.faq-icon::after{top:0;bottom:0;left:9px;width:2px}
.faq-item.open .faq-icon::after{transform:scaleY(0);opacity:0}
.faq-item.open .faq-q{color:var(--brand-700)}
.faq-a{display:none;padding:0 22px 18px;font-size:15px;line-height:1.85;color:var(--ink-700)}
.faq-item.open .faq-a{display:block}

/* ===== CTA 横条 ===== */
.cta-bar{background:var(--brand-900);border-radius:16px;padding:36px 40px;display:flex;align-items:center;justify-content:space-between;gap:28px;position:relative;overflow:hidden}
.cta-bar::after{content:"";position:absolute;right:-40px;top:-40px;width:220px;height:220px;border-radius:50%;border:1px solid rgba(255,255,255,.12)}
.cta-bar h2{color:#fff;font-size:24px;margin-bottom:8px}
.cta-bar p{color:rgba(255,255,255,.78);font-size:14.5px;max-width:620px}
.cta-bar .btn{flex:0 0 auto;position:relative;z-index:2}
.cta-note{position:relative;z-index:2;margin-top:10px;font-size:12.5px;color:rgba(255,255,255,.55)}

/* ===== 页脚 ===== */
.site-footer{background:var(--brand-900);color:rgba(255,255,255,.78);padding-top:56px;margin-top:72px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:40px}
.footer-col h3{color:#F2FBF7;font-size:14px;font-weight:600;letter-spacing:.6px;margin-bottom:16px;display:flex;align-items:center;justify-content:space-between}
.footer-toggle{display:none}
.footer-brand .brand{color:#fff;margin-bottom:14px}
.footer-brand .brand-mark{color:#8FD9C0}
.footer-brand .brand-name{color:#fff}
.footer-brand .brand-sub{color:rgba(255,255,255,.6)}
.footer-about{font-size:13.5px;line-height:1.9;color:rgba(255,255,255,.72);margin-bottom:16px}
.footer-contact{font-size:13.5px;line-height:1.9;color:rgba(255,255,255,.72)}
.footer-contact a{color:#BFEBDC}
.footer-col ul{display:grid;gap:12px}
.footer-col li a{font-size:14px;color:rgba(255,255,255,.78)}
.footer-col li a:hover{color:#fff;text-decoration:underline}
.footer-note{font-size:13.5px;line-height:1.9;color:rgba(255,255,255,.72)}
.footer-note strong{display:block;color:#F2FBF7;font-weight:600;margin-bottom:8px;font-size:13.5px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.14);padding:18px 0 24px;display:flex;flex-wrap:wrap;gap:12px 24px;justify-content:space-between;font-size:12.5px;color:rgba(255,255,255,.55)}

/* ===== 响应式 ===== */
@media (max-width:1199px){
  .banner h1{font-size:32px}
  .feature-row{gap:32px}
}
@media (max-width:991px){
  .header-search{display:none}
  .header-link{display:none}
  .menu-toggle{display:inline-flex}
  .checklist-grid{grid-template-columns:repeat(2,1fr)}
  .feature-row{grid-template-columns:1fr;gap:24px}
  .feature-row.reverse .feature-media{order:0}
  .feature-row.reverse .feature-body{order:0}
  .feature-media{aspect-ratio:16/10}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .cta-bar{flex-direction:column;align-items:flex-start;padding:28px}
  .cta-bar .btn{width:100%}
  .banner{min-height:240px}
  .banner h1{font-size:28px}
  .section{padding:56px 0}
}
@media (max-width:767px){
  .container{padding:0 16px}
  .tabs{padding:8px 16px}
  .tab{height:28px;padding:0 12px;font-size:13px}
  .tab.active::after{bottom:-6px}
  .banner{margin-top:20px;border-radius:12px}
  .banner h1{font-size:24px;line-height:1.35}
  .banner-inner{padding:32px 18px}
  .section-head h2,.cta-bar h2{font-size:22px}
  .checklist{padding:20px}
  .checklist-grid{grid-template-columns:1fr}
  .feature-body h2{font-size:20px}
  .quote-block{padding:20px}
  .quote-block p{font-size:15.5px}
  .faq-q{font-size:15px;padding:16px 18px}
  .faq-a{padding:0 18px 16px;font-size:14.5px}
  .footer-grid{grid-template-columns:1fr;gap:0}
  .footer-col{border-bottom:1px solid rgba(255,255,255,.14);padding:16px 0}
  .footer-col:last-child{border-bottom:0}
  .footer-col h3{margin-bottom:0;cursor:pointer}
  .footer-toggle{display:block;transition:transform .2s ease}
  .footer-col.open .footer-toggle{transform:rotate(180deg)}
  .footer-col ul,.footer-col .footer-note,.footer-col .footer-about,.footer-col .footer-contact{display:none}
  .footer-col.open ul,.footer-col.open .footer-note{display:grid;margin-top:14px}
  .footer-col.open .footer-about,.footer-col.open .footer-contact{display:block;margin-top:14px}
  .footer-brand{border-bottom:1px solid rgba(255,255,255,.14)}
  .footer-brand .footer-about,.footer-brand .footer-contact{display:block}
  .site-footer{padding-top:32px;margin-top:48px}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
  .btn:hover,.feature-row:hover .feature-media img{transform:none}
}

/* roulang page: category5 */
:root{
  --brand-600:#0E7357;
  --brand-700:#0A5C46;
  --brand-100:#DCEFE6;
  --brand-50:#EEF7F2;
  --brand-900:#08362B;
  --gold-500:#D89A34;
  --gold-100:#FBEED6;
  --clay-600:#B8482E;
  --ink-900:#132A24;
  --ink-700:#2E4A41;
  --ink-500:#6B7F76;
  --line:#E4DECD;
  --paper:#F6F3EA;
  --surface:#FFFFFF;
  --success:#2F8F5B;
  --warn:#C9861F;
  --error:#B23B2E;
  --radius-card:14px;
  --radius-btn:10px;
  --radius-img:12px;
  --radius-pill:999px;
  --shadow-card:0 1px 2px rgba(19,42,36,.06), 0 8px 24px -12px rgba(19,42,36,.18);
  --shadow-hover:0 10px 28px -10px rgba(19,42,36,.26);
  --shadow-sticky:0 2px 10px rgba(19,42,36,.08);
  --focus-ring:0 0 0 3px rgba(14,115,87,.28);
  --font-zh:"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font-zh);
  font-size:16px;
  line-height:1.85;
  color:var(--ink-700);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;color:var(--ink-900);font-weight:700;letter-spacing:-0.5px;line-height:1.35;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
a{color:var(--brand-700);text-decoration:none;}
a:hover{text-decoration:underline;text-underline-offset:3px;}
img{display:block;max-width:100%;height:auto;}
button{font-family:inherit;}
input,textarea,select{font-family:inherit;font-size:16px;}
:focus-visible{outline:none;box-shadow:var(--focus-ring);border-radius:6px;}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;white-space:nowrap;cursor:pointer;
  border:1px solid transparent;transition:transform .16s ease-out,background-color .16s ease-out,color .16s ease-out,border-color .16s ease-out,box-shadow .16s ease-out;
}
.btn:hover{text-decoration:none;}
.btn-primary{background:var(--brand-600);color:#fff;box-shadow:0 6px 16px -10px rgba(14,115,87,.9);}
.btn-primary:hover{background:var(--brand-700);transform:translateY(-1px);box-shadow:var(--shadow-hover);}
.btn-primary:active{transform:translateY(0);filter:brightness(.96);}
.btn-ghost{background:var(--surface);color:var(--ink-900);border-color:var(--line);}
.btn-ghost:hover{border-color:var(--brand-600);color:var(--brand-700);transform:translateY(-1px);}
.btn-light{background:#fff;color:var(--brand-900);}
.btn-light:hover{background:var(--brand-50);transform:translateY(-1px);}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}
.btn[disabled]{opacity:.4;cursor:not-allowed;}

/* ---------- 徽章 ---------- */
.pill{
  display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;
  border-radius:var(--radius-pill);font-size:13px;font-weight:500;line-height:1;
}
.pill-brand{background:var(--brand-100);color:var(--brand-700);}
.pill-gold{background:var(--gold-100);color:#8A5B10;}
.pill-clay{background:#F8E5E0;color:var(--clay-600);}

/* ---------- 头部 ---------- */
.site-header{position:relative;z-index:60;}
.brand-bar{background:var(--paper);border-bottom:1px solid var(--line);}
.brand-bar-inner{display:flex;align-items:center;gap:24px;height:64px;}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--brand-700);flex:0 0 auto;}
.brand:hover{text-decoration:none;}
.brand-mark{width:28px;height:28px;flex:0 0 28px;}
.brand-text{display:flex;flex-direction:column;line-height:1.2;}
.brand-name{font-size:17px;font-weight:700;color:var(--ink-900);letter-spacing:-0.3px;}
.brand-sub{font-size:11px;color:var(--ink-500);letter-spacing:.4px;margin-top:2px;}

.search-box{
  display:flex;align-items:center;flex:1 1 auto;max-width:400px;min-width:200px;height:40px;
  border:1px solid var(--line);border-radius:var(--radius-btn);background:var(--surface);
  overflow:hidden;transition:border-color .16s ease-out,box-shadow .16s ease-out;
}
.search-box:focus-within{border-color:var(--brand-600);box-shadow:var(--focus-ring);}
.search-box input{
  flex:1 1 auto;height:100%;border:0;background:transparent;padding:0 14px;color:var(--ink-900);
  outline:none;font-size:14px;
}
.search-box input::placeholder{color:var(--ink-500);}
.search-box button{
  flex:0 0 44px;height:32px;margin-right:4px;border:0;border-radius:8px;
  background:var(--brand-600);color:#fff;display:flex;align-items:center;justify-content:center;
  cursor:pointer;transition:background-color .16s ease-out;
}
.search-box button:hover{background:var(--brand-700);}

.brand-actions{display:flex;align-items:center;gap:20px;margin-left:auto;flex:0 0 auto;}
.text-link{font-size:13px;color:var(--ink-700);}
.text-link:hover{color:var(--brand-700);}
.menu-btn{
  display:none;align-items:center;justify-content:center;width:44px;height:44px;
  border:1px solid var(--line);border-radius:var(--radius-btn);background:var(--surface);
  color:var(--ink-900);cursor:pointer;
}

/* ---------- 频道 tabs ---------- */
.tabs-wrap{background:var(--surface);border-bottom:1px solid var(--line);}
.tabs{
  position:sticky;top:0;z-index:50;background:var(--surface);
  display:flex;align-items:center;gap:8px;
  height:48px;padding:0 24px;max-width:1200px;margin:0 auto;
  overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;
  transition:box-shadow .18s ease-out;
}
.tabs::-webkit-scrollbar{display:none;}
.tabs.is-stuck{box-shadow:var(--shadow-sticky);}
.tab{
  position:relative;display:inline-flex;align-items:center;height:32px;padding:0 16px;
  border-radius:var(--radius-pill);font-size:14px;font-weight:500;color:var(--ink-700);
  white-space:nowrap;transition:background-color .16s ease-out,color .16s ease-out;
}
.tab:hover{background:var(--brand-50);color:var(--brand-700);text-decoration:none;}
.tab.active{background:var(--brand-100);color:var(--brand-700);font-weight:600;}
.tab.active::after{
  content:"";position:absolute;left:50%;bottom:-1px;transform:translateX(-50%);
  width:60%;height:2px;border-radius:2px;background:var(--brand-600);
}

/* ---------- 面包屑 ---------- */
.crumb{padding:20px 0 0;font-size:13px;color:var(--ink-500);}
.crumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;}
.crumb li{display:flex;align-items:center;gap:8px;}
.crumb li+li::before{content:"/";color:var(--line);}
.crumb a{color:var(--ink-500);}
.crumb a:hover{color:var(--brand-700);}
.crumb .current{color:var(--ink-900);}

/* ---------- Hero ---------- */
.page-hero{
  position:relative;margin-top:20px;overflow:hidden;
  background:
    repeating-linear-gradient(45deg, rgba(14,115,87,.04) 0 1px, transparent 1px 12px),
    linear-gradient(180deg,#FFFFFF 0%,#FBF9F3 100%);
  border:1px solid var(--line);border-radius:20px;
}
.page-hero .hero-inner{
  display:grid;grid-template-columns:56% 44%;gap:40px;align-items:center;
  padding:56px 48px;
}
.hero-copy .pill{margin-bottom:18px;}
.hero-copy h1{font-size:40px;line-height:1.3;letter-spacing:-0.8px;}
.hero-lead{margin-top:18px;font-size:16px;line-height:1.9;color:var(--ink-700);max-width:34em;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;}
.hero-figure{position:relative;}
.hero-figure img{
  width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:16px;
  border:1px solid var(--line);background:#EDE8DA;
}
.hero-figure::after{
  content:"";position:absolute;inset:0;border-radius:16px;pointer-events:none;
  background:linear-gradient(180deg,rgba(14,115,87,0) 45%,rgba(14,115,87,.08) 100%);
}

/* ---------- 主体 ---------- */
.main-block{padding:72px 0 0;}
.faq-layout{display:grid;grid-template-columns:240px minmax(0,1fr);gap:48px;align-items:start;}

.faq-side{position:sticky;top:96px;}
.side-title{font-size:13px;font-weight:600;color:var(--ink-500);letter-spacing:1px;margin-bottom:14px;}
.side-nav{border:1px solid var(--line);border-radius:var(--radius-card);background:var(--surface);padding:10px;box-shadow:var(--shadow-card);}
.side-nav a{
  display:flex;align-items:center;justify-content:space-between;gap:8px;
  padding:11px 12px;border-radius:10px;font-size:14px;color:var(--ink-700);
  transition:background-color .16s ease-out,color .16s ease-out;
}
.side-nav a:hover{background:var(--brand-50);color:var(--brand-700);text-decoration:none;}
.side-nav a .count{font-size:12px;color:var(--ink-500);font-variant-numeric:tabular-nums;}

.contact-card{
  margin-top:20px;padding:24px 20px;border-radius:16px;
  background:var(--brand-900);color:rgba(255,255,255,.8);
  box-shadow:0 14px 32px -20px rgba(8,54,43,.9);
}
.contact-card h3{font-size:16px;color:#fff;margin-bottom:10px;}
.contact-card p{font-size:13px;line-height:1.85;color:rgba(255,255,255,.78);}
.contact-card .contact-lines{margin:16px 0 18px;font-size:13px;color:rgba(255,255,255,.86);display:grid;gap:8px;}
.contact-card .contact-lines span strong{color:#fff;font-weight:600;}
.contact-card .btn{width:100%;}

.faq-main{min-width:0;}
.group{scroll-margin-top:96px;margin-bottom:40px;}
.group:last-of-type{margin-bottom:0;}
.group-head{display:flex;align-items:baseline;gap:12px;margin-bottom:6px;}
.group-head h2{font-size:24px;}
.group-head .group-tag{font-size:12px;color:var(--brand-700);background:var(--brand-100);padding:4px 10px;border-radius:var(--radius-pill);font-weight:500;}
.group-desc{font-size:14px;color:var(--ink-500);margin-bottom:8px;}

.faq-list{border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item summary{
  display:flex;align-items:flex-start;justify-content:space-between;gap:16px;
  padding:18px 0;cursor:pointer;font-size:17px;font-weight:600;color:var(--ink-900);
  line-height:1.55;list-style:none;
  transition:color .16s ease-out;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--brand-700);}
.faq-item[open] summary{color:var(--brand-700);}
.faq-icon{
  flex:0 0 22px;width:22px;height:22px;margin-top:2px;position:relative;border-radius:50%;
  background:var(--brand-50);transition:background-color .16s ease-out;
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  background:var(--brand-700);border-radius:2px;transition:opacity .18s ease-out;
}
.faq-icon::before{width:10px;height:1.8px;}
.faq-icon::after{width:1.8px;height:10px;}
.faq-item[open] .faq-icon::after{opacity:0;}
.faq-body{padding:0 40px 20px 0;font-size:15px;line-height:1.9;color:var(--ink-700);}
.faq-body p+p{margin-top:10px;}
.faq-body .hint{
  display:inline-block;margin-top:12px;font-size:13px;color:var(--brand-700);
  background:var(--brand-50);border-radius:8px;padding:6px 12px;
}

/* ---------- 处理流程条 ---------- */
.flow-strip{margin-top:72px;border:1px solid var(--line);border-radius:var(--radius-card);background:var(--surface);box-shadow:var(--shadow-card);padding:32px;}
.flow-strip h2{font-size:22px;margin-bottom:6px;}
.flow-strip .flow-note{font-size:14px;color:var(--ink-500);}
.flow-rows{margin-top:24px;border-top:1px solid var(--line);}
.flow-row{display:grid;grid-template-columns:56px minmax(0,1fr) auto;gap:20px;align-items:center;padding:18px 0;border-bottom:1px dashed var(--line);}
.flow-row:last-child{border-bottom:0;}
.flow-num{
  width:44px;height:44px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  background:var(--brand-50);color:var(--brand-700);font-weight:700;font-size:16px;
  font-variant-numeric:tabular-nums;border:1px solid var(--brand-100);
}
.flow-row h3{font-size:17px;margin-bottom:2px;}
.flow-row p{font-size:14px;color:var(--ink-500);}
.flow-row .flow-mark{font-size:13px;color:var(--ink-500);white-space:nowrap;}

/* ---------- CTA 横条 ---------- */
.cta-strip{
  margin-top:72px;border-radius:16px;padding:36px 40px;
  background:linear-gradient(102deg,var(--clay-600) 0%,var(--brand-700) 92%);
  color:rgba(255,255,255,.86);
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  position:relative;overflow:hidden;
}
.cta-strip::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:repeating-linear-gradient(45deg, rgba(255,255,255,.05) 0 1px, transparent 1px 14px);
}
.cta-strip h2{position:relative;color:#fff;font-size:24px;}
.cta-strip p{position:relative;margin-top:8px;font-size:14px;color:rgba(255,255,255,.84);max-width:52ch;}
.cta-strip .btn{position:relative;flex:0 0 auto;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-900);color:rgba(255,255,255,.78);margin-top:88px;padding-top:56px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;}
.footer-col h3{
  font-size:14px;font-weight:600;color:#fff;margin-bottom:16px;
  display:flex;align-items:center;justify-content:space-between;
}
.footer-toggle{display:none;}
.footer-col ul{display:grid;gap:12px;}
.footer-col li a{font-size:14px;color:rgba(255,255,255,.78);}
.footer-col li a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px;}
.footer-brand .brand{color:#fff;}
.footer-brand .brand-name{color:#fff;}
.footer-brand .brand-sub{color:rgba(255,255,255,.6);}
.footer-about{margin-top:16px;font-size:14px;line-height:1.85;color:rgba(255,255,255,.72);max-width:34em;}
.footer-contact{margin-top:14px;font-size:13px;line-height:1.9;color:rgba(255,255,255,.72);}
.footer-contact a{color:rgba(255,255,255,.86);}
.footer-note{font-size:13px;line-height:1.9;color:rgba(255,255,255,.62);}
.footer-bottom{
  margin-top:48px;border-top:1px solid rgba(255,255,255,.14);padding:20px 0 28px;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  font-size:13px;color:rgba(255,255,255,.6);
}
.footer-bottom a{color:rgba(255,255,255,.7);}

/* ---------- 移动抽屉 ---------- */
.drawer{
  position:fixed;top:0;right:0;height:100%;width:84vw;max-width:360px;z-index:120;
  background:var(--surface);box-shadow:-20px 0 40px -24px rgba(19,42,36,.5);
  transform:translateX(102%);transition:transform .2s ease-out;
  display:flex;flex-direction:column;padding:20px 20px 28px;overflow-y:auto;
}
.drawer.open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;}
.drawer-close{width:40px;height:40px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--ink-900);cursor:pointer;font-size:18px;line-height:1;}
.drawer .search-box{max-width:none;margin-bottom:20px;}
.drawer-nav{display:grid;gap:6px;margin-bottom:20px;}
.drawer-nav a{padding:12px;border-radius:10px;font-size:15px;color:var(--ink-700);}
.drawer-nav a:hover,.drawer-nav a.active{background:var(--brand-50);color:var(--brand-700);text-decoration:none;}
.drawer-mask{
  position:fixed;inset:0;background:rgba(19,42,36,.45);z-index:110;
  opacity:0;visibility:hidden;transition:opacity .2s ease-out,visibility .2s ease-out;
}
.drawer-mask.open{opacity:1;visibility:visible;}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .page-hero .hero-inner{padding:48px 36px;gap:32px;}
  .hero-copy h1{font-size:36px;}
}
@media (max-width:991px){
  .brand-bar-inner{gap:16px;}
  .search-box{display:none;}
  .brand-actions{display:none;}
  .menu-btn{display:inline-flex;margin-left:auto;}
  .tabs{height:46px;padding:0 16px;}
  .tab{height:28px;font-size:13px;padding:0 14px;}
  .page-hero .hero-inner{grid-template-columns:1fr;padding:40px 28px;gap:28px;}
  .hero-copy h1{font-size:30px;}
  .hero-figure img{aspect-ratio:4/3;}
  .faq-layout{grid-template-columns:1fr;gap:32px;}
  .faq-side{position:static;}
  .side-nav{display:flex;overflow-x:auto;gap:8px;padding:8px;scrollbar-width:none;}
  .side-nav::-webkit-scrollbar{display:none;}
  .side-nav a{white-space:nowrap;padding:10px 14px;border-radius:var(--radius-pill);background:var(--brand-50);}
  .side-nav a .count{display:none;}
  .flow-row{grid-template-columns:48px minmax(0,1fr);}
  .flow-row .flow-mark{display:none;}
  .cta-strip{flex-direction:column;align-items:flex-start;padding:32px 28px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .main-block{padding-top:56px;}
  .flow-strip{margin-top:56px;padding:24px;}
  .cta-strip{margin-top:56px;}
  .site-footer{margin-top:64px;}
}
@media (max-width:767px){
  .container{padding:0 16px;}
  .hero-copy h1{font-size:27px;}
  .hero-lead{font-size:15px;}
  .group-head h2{font-size:21px;}
  .faq-item summary{font-size:16px;padding:16px 0;}
  .faq-body{padding-right:0;}
  .footer-grid{grid-template-columns:1fr;gap:0;}
  .footer-col{border-bottom:1px solid rgba(255,255,255,.14);padding:16px 0;}
  .footer-col h3{margin-bottom:0;cursor:pointer;}
  .footer-toggle{display:block;transition:transform .18s ease-out;}
  .footer-col.open .footer-toggle{transform:rotate(180deg);}
  .footer-col ul{display:none;margin-top:14px;}
  .footer-col.open ul{display:grid;}
  .footer-brand{border-bottom:1px solid rgba(255,255,255,.14);}
  .footer-brand h3,.footer-brand .footer-toggle{display:none;}
  .footer-brand ul{display:grid;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:519px){
  .hero-actions .btn{width:100%;}
  .flow-row{grid-template-columns:1fr;gap:10px;}
  .flow-num{width:38px;height:38px;font-size:15px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;}
  .btn:hover,.btn:active{transform:none;}
}