/* roulang page: index */
:root{
  --ink:#12211E;
  --brand:#0F463C;
  --brand-2:#2E9C7C;
  --accent:#E8623C;
  --accent-2:#F0A05A;
  --mint:#4FBF9F;
  --bg:#FBF8F3;
  --bg-2:#F2EDE4;
  --line:#E3DCCF;
  --text:#2A3A36;
  --muted:#5C6B66;
  --white:#FFFFFF;
  --grad-brand:linear-gradient(135deg,#0F463C 0%,#1E7A63 58%,#2E9C7C 100%);
  --grad-warm:linear-gradient(120deg,#E8623C,#F0A05A);
  --r-lg:24px;
  --r-md:16px;
  --r-sm:12px;
  --sh-1:0 2px 8px rgba(18,33,30,.05);
  --sh-2:0 20px 44px -24px rgba(15,70,60,.30);
  --container:1200px;
  --pad-y:88px;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.9;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4,h5,h6{
  font-family:inherit;
  color:var(--ink);
  margin:0 0 20px;
  letter-spacing:-0.01em;
  line-height:1.3;
  font-weight:700;
}
h1{font-size:clamp(30px,4.4vw,48px);line-height:1.22;font-weight:800;margin-bottom:22px;}
h2{font-size:clamp(24px,3vw,34px);font-weight:700;}
h3{font-size:19px;line-height:1.45;font-weight:600;margin-bottom:12px;}
h4{font-size:15px;font-weight:600;margin-bottom:10px;}
p{margin:0 0 16px;}
p:last-child{margin-bottom:0;}
a{color:var(--brand);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--accent);}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:2px solid var(--accent);
  outline-offset:2px;
}
img{max-width:100%;height:auto;display:block;}
ul,ol{margin:0 0 16px;padding-left:22px;}
li{margin-bottom:8px;}
button{font-family:inherit;}
::selection{background:rgba(46,156,124,.22);}
.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 24px;
}
.row{max-width:var(--container);}
.section{padding:var(--pad-y) 0;}
.section-alt{background:var(--bg-2);}
.section-head{max-width:760px;margin-bottom:44px;}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:6px 14px;
  border-radius:999px;
  background:rgba(46,156,124,.12);
  color:var(--brand);
  font-size:12px;
  font-weight:600;
  letter-spacing:.02em;
  margin-bottom:18px;
}
.eyebrow .dot{
  width:6px;height:6px;border-radius:50%;
  background:var(--mint);
  display:inline-block;
}
.lead{font-size:16px;color:var(--muted);line-height:1.9;}

/* ---------- 顶部信息条 ---------- */
.topbar{
  background:var(--ink);
  color:rgba(255,255,255,.86);
  font-size:13px;
  line-height:36px;
  height:36px;
  overflow:hidden;
}
.topbar .container{
  display:flex;
  align-items:center;
  justify-content:space-between;
  height:36px;
}
.topbar-left{display:flex;align-items:center;gap:10px;}
.topbar-left .sep{width:1px;height:12px;background:rgba(255,255,255,.24);display:inline-block;}
.topbar-right{display:flex;align-items:center;gap:14px;}
.topbar-right .sep{width:1px;height:12px;background:rgba(255,255,255,.24);display:inline-block;}
.topbar a{color:rgba(255,255,255,.86);}
.topbar a:hover{color:var(--accent-2);}

/* ---------- 主导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(251,248,243,.96);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease, background .25s ease;
  backdrop-filter:saturate(140%) blur(8px);
}
.site-header.is-stuck{box-shadow:0 8px 26px -20px rgba(15,70,60,.55);}
.nav-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  height:76px;
}
.brand{
  display:flex;
  align-items:center;
  gap:12px;
  color:var(--ink);
  flex-shrink:0;
}
.brand:hover{color:var(--ink);}
.brand-mark{
  width:38px;height:38px;
  border-radius:11px;
  background:var(--grad-brand);
  color:#fff;
  display:flex;
  align-items:center;
  justify-content:center;
  font-weight:800;
  font-size:17px;
  letter-spacing:0;
  box-shadow:0 8px 18px -12px rgba(15,70,60,.9);
  flex-shrink:0;
}
.brand-text{display:flex;flex-direction:column;line-height:1.2;}
.brand-name{font-size:16px;font-weight:800;letter-spacing:-0.01em;}
.brand-sub{font-size:11px;color:var(--muted);letter-spacing:.08em;font-weight:500;margin-top:2px;}
.nav-menu{
  display:flex;
  align-items:center;
  gap:4px;
  list-style:none;
  margin:0;
  padding:0;
  flex-wrap:nowrap;
}
.nav-menu li{margin:0;}
.nav-menu a{
  position:relative;
  display:inline-block;
  padding:10px 12px;
  font-size:14.5px;
  font-weight:500;
  color:var(--text);
  white-space:nowrap;
  border-radius:8px;
  transition:color .2s ease,background .2s ease;
}
.nav-menu a::after{
  content:"";
  position:absolute;
  left:12px;right:12px;bottom:4px;
  height:2px;
  border-radius:2px;
  background:var(--brand);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .22s ease;
}
.nav-menu a:hover{color:var(--brand);}
.nav-menu a:hover::after{transform:scaleX(1);}
.nav-menu a.active{color:var(--brand);font-weight:700;}
.nav-menu a.active::after{transform:scaleX(1);background:var(--brand);}
.nav-actions{display:flex;align-items:center;gap:14px;flex-shrink:0;}
.nav-link-quiet{
  font-size:14px;
  font-weight:500;
  color:var(--muted);
  white-space:nowrap;
}
.nav-link-quiet:hover{color:var(--accent);}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:46px;
  padding:0 26px;
  border-radius:999px;
  border:1px solid transparent;
  font-size:15px;
  font-weight:600;
  cursor:pointer;
  text-align:center;
  transition:transform .22s ease, box-shadow .22s ease, background .22s ease, border-color .22s ease, color .22s ease;
  white-space:nowrap;
}
.btn-primary{
  background:var(--grad-warm);
  background-size:110% 100%;
  background-position:0 0;
  color:#fff;
  box-shadow:0 14px 26px -18px rgba(232,98,60,.95);
}
.btn-primary:hover{
  color:#fff;
  background-position:6% 0;
  transform:translateY(-1px);
  box-shadow:0 20px 34px -18px rgba(232,98,60,.95);
}
.btn-primary:active{transform:translateY(0);box-shadow:0 10px 20px -18px rgba(232,98,60,.9);}
.btn-ghost{
  background:transparent;
  border-color:rgba(15,70,60,.28);
  color:var(--brand);
}
.btn-ghost:hover{
  background:var(--bg-2);
  border-color:var(--brand);
  color:var(--brand);
}
.btn-sm{height:40px;padding:0 20px;font-size:14px;}
.btn-block{width:100%;}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  border-radius:12px;
  border:1px solid var(--line);
  background:#fff;
  cursor:pointer;
  padding:0;
  align-items:center;
  justify-content:center;
  flex-direction:column;
  gap:5px;
}
.nav-toggle span{
  display:block;
  width:18px;height:2px;
  border-radius:2px;
  background:var(--ink);
  transition:transform .22s ease,opacity .22s ease;
}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle.is-open span:nth-child(2){opacity:0;}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* 移动抽屉 */
.mobile-drawer{
  position:fixed;
  inset:0;
  z-index:90;
  pointer-events:none;
  visibility:hidden;
}
.mobile-drawer.is-open{pointer-events:auto;visibility:visible;}
.drawer-mask{
  position:absolute;inset:0;
  background:rgba(18,33,30,.55);
  opacity:0;
  transition:opacity .25s ease;
}
.mobile-drawer.is-open .drawer-mask{opacity:1;}
.drawer-panel{
  position:absolute;
  top:0;right:0;
  width:82%;
  max-width:340px;
  height:100%;
  background:var(--bg);
  box-shadow:-20px 0 50px -30px rgba(18,33,30,.7);
  transform:translateX(100%);
  transition:transform .28s ease;
  display:flex;
  flex-direction:column;
  padding:22px 20px 26px;
  overflow-y:auto;
}
.mobile-drawer.is-open .drawer-panel{transform:translateX(0);}
.drawer-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  margin-bottom:22px;
}
.drawer-close{
  width:38px;height:38px;
  border-radius:50%;
  border:1px solid var(--line);
  background:#fff;
  color:var(--ink);
  font-size:18px;
  line-height:1;
  cursor:pointer;
}
.drawer-list{list-style:none;margin:0 0 24px;padding:0;}
.drawer-list li{margin:0;border-bottom:1px solid var(--line);}
.drawer-list a{
  display:block;
  padding:14px 4px;
  font-size:15px;
  font-weight:500;
  color:var(--text);
}
.drawer-list a.active{color:var(--brand);font-weight:700;}
.drawer-foot{margin-top:auto;padding-top:18px;border-top:1px solid var(--line);}
.drawer-foot p{font-size:13px;color:var(--muted);margin-bottom:6px;}
.drawer-foot .btn{margin-top:14px;}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  padding:64px 0 88px;
  background:
    radial-gradient(1100px 460px at 88% -12%, rgba(46,156,124,.16), transparent 62%),
    radial-gradient(760px 360px at -6% 20%, rgba(240,160,90,.14), transparent 60%),
    var(--bg);
  overflow:hidden;
}
.hero-grid{
  display:grid;
  grid-template-columns:7fr 5fr;
  gap:56px;
  align-items:center;
}
.hero-copy{max-width:640px;}
.hero h1{margin-bottom:20px;}
.hero h1 em{font-style:normal;color:var(--brand);}
.hero-sub{
  font-size:17px;
  line-height:1.85;
  color:var(--muted);
  max-width:560px;
  margin-bottom:30px;
}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:30px;}
.trust-row{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:14px;
  font-size:13px;
  color:var(--muted);
}
.trust-row .sep{width:1px;height:13px;background:var(--line);display:inline-block;}
.hero-visual{position:relative;}
.hero-figure{
  position:relative;
  border-radius:var(--r-lg);
  overflow:hidden;
  box-shadow:var(--sh-2);
  border:1px solid var(--line);
  background:var(--bg-2);
  aspect-ratio:16/11;
}
.hero-figure img{width:100%;height:100%;object-fit:cover;}
.hero-visual::before{
  content:"";
  position:absolute;
  left:-14px;right:34px;bottom:-22px;top:34%;
  border-radius:28px;
  background:var(--grad-brand);
  opacity:.14;
  z-index:0;
}
.hero-figure{position:relative;z-index:1;}
.float-badge{
  position:absolute;
  z-index:3;
  background:#fff;
  border-radius:14px;
  padding:12px 16px;
  box-shadow:0 18px 40px -26px rgba(15,70,60,.85);
  border:1px solid var(--line);
  display:flex;
  align-items:center;
  gap:10px;
  font-size:13px;
  color:var(--text);
}
.float-badge .pulse{
  width:9px;height:9px;border-radius:50%;
  background:var(--mint);
  box-shadow:0 0 0 4px rgba(79,191,159,.18);
  flex-shrink:0;
}
.float-badge strong{font-size:15px;font-weight:800;color:var(--brand);font-variant-numeric:tabular-nums;}
.float-badge.b1{top:22px;right:-16px;}
.float-badge.b2{bottom:26px;left:-24px;}

/* ---------- 痛点提问区 ---------- */
.ask-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:22px;
}
.ask-card{
  position:relative;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:26px 26px 24px 30px;
  box-shadow:var(--sh-1);
  transition:transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.ask-card::before{
  content:"";
  position:absolute;
  left:0;top:22px;bottom:22px;
  width:3px;
  border-radius:3px;
  background:var(--brand-2);
  transform:scaleY(0);
  transform-origin:top;
  transition:transform .24s ease;
}
.ask-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(46,156,124,.45);}
.ask-card:hover::before{transform:scaleY(1);}
.ask-num{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-width:34px;height:26px;
  padding:0 10px;
  border-radius:8px;
  background:rgba(15,70,60,.10);
  color:var(--brand);
  font-size:12px;
  font-weight:700;
  letter-spacing:.06em;
  margin-bottom:14px;
  font-variant-numeric:tabular-nums;
}
.ask-card h3{margin-bottom:8px;font-size:18px;}
.ask-card p{font-size:14px;color:var(--muted);line-height:1.8;margin:0;}

/* ---------- 方案卡片区 ---------- */
.solution-grid{
  display:grid;
  grid-template-columns:7fr 5fr;
  gap:24px;
  align-items:stretch;
}
.solution-main{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:34px;
  display:grid;
  grid-template-columns:1fr 0.85fr;
  gap:28px;
  align-items:center;
  box-shadow:var(--sh-1);
  transition:transform .24s ease, box-shadow .24s ease, border-color .24s ease;
}
.solution-main:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(46,156,124,.45);}
.icon-block{
  width:48px;height:48px;
  border-radius:12px;
  background:rgba(79,191,159,.16);
  color:var(--brand);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:20px;
  margin-bottom:16px;
}
.solution-main h3{font-size:22px;margin-bottom:10px;}
.solution-main p{font-size:14.5px;color:var(--muted);}
.inline-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  font-weight:600;
  color:var(--brand);
  margin-top:16px;
}
.inline-link .arrow{transition:transform .2s ease;display:inline-block;}
.inline-link:hover{color:var(--accent);}
.inline-link:hover .arrow{transform:translateX(4px);}
.solution-media{
  border-radius:18px;
  overflow:hidden;
  aspect-ratio:16/12;
  background:var(--bg-2);
  border:1px solid var(--line);
}
.solution-media img{width:100%;height:100%;object-fit:cover;}
.solution-side{display:grid;grid-template-rows:1fr 1fr;gap:24px;}
.solution-slim{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:24px 26px;
  display:flex;
  gap:16px;
  align-items:flex-start;
  box-shadow:var(--sh-1);
  transition:transform .24s ease, box-shadow .24s ease, border-color .24s ease;
}
.solution-slim:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(46,156,124,.45);}
.solution-slim .icon-block{margin-bottom:0;flex-shrink:0;width:44px;height:44px;font-size:18px;}
.solution-slim h3{font-size:17px;margin-bottom:6px;}
.solution-slim p{font-size:13.5px;color:var(--muted);line-height:1.75;margin:0 0 6px;}
.solution-slim .inline-link{margin-top:2px;font-size:13px;}

/* ---------- 数据横幅 ---------- */
.stat-banner{
  position:relative;
  border-radius:var(--r-lg);
  overflow:hidden;
  background:var(--grad-brand);
  color:#fff;
  padding:56px 44px 48px;
  box-shadow:0 30px 70px -46px rgba(15,70,60,1);
}
.stat-banner::after{
  content:"";
  position:absolute;
  inset:0;
  background:url("/assets/images/backpic/back-2.png") center/cover no-repeat;
  opacity:.18;
  mix-blend-mode:luminosity;
  pointer-events:none;
}
.stat-banner > *{position:relative;z-index:1;}
.stat-head{margin-bottom:34px;max-width:620px;}
.stat-head h2{color:#fff;margin-bottom:10px;}
.stat-head p{color:rgba(255,255,255,.72);font-size:14.5px;margin:0;}
.stat-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:0;
}
.stat-item{
  padding:6px 26px;
  border-left:1px solid rgba(255,255,255,.18);
}
.stat-item:first-child{border-left:none;padding-left:0;}
.stat-num{
  font-size:44px;
  font-weight:800;
  line-height:1.1;
  color:#fff;
  font-variant-numeric:tabular-nums;
  letter-spacing:-0.02em;
}
.stat-num .unit{font-size:14px;font-weight:600;color:var(--mint);margin-left:4px;}
.stat-label{font-size:13px;color:rgba(255,255,255,.72);line-height:1.7;margin-top:8px;}

/* ---------- 最新信息（CMS） ---------- */
.feed-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:20px;
  margin-bottom:26px;
  flex-wrap:wrap;
}
.feed-head h2{margin-bottom:6px;}
.feed-head p{margin:0;font-size:14px;color:var(--muted);}
.feed-list{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-1);
  overflow:hidden;
}
.feed-item{
  display:grid;
  grid-template-columns:170px 1fr 48px;
  gap:22px;
  align-items:center;
  padding:24px 28px;
  border-bottom:1px solid var(--line);
  transition:background .22s ease;
  color:inherit;
}
.feed-item:last-child{border-bottom:none;}
.feed-item:hover{background:rgba(242,237,228,.55);color:inherit;}
.feed-meta{display:flex;flex-direction:column;gap:8px;}
.pill{
  display:inline-flex;
  align-items:center;
  align-self:flex-start;
  padding:3px 11px;
  border-radius:999px;
  background:rgba(15,70,60,.08);
  color:var(--brand);
  font-size:12px;
  font-weight:600;
  letter-spacing:.02em;
  line-height:1.7;
}
.feed-date{font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums;}
.feed-body h3{
  font-size:17px;
  margin-bottom:6px;
  display:-webkit-box;
  -webkit-line-clamp:1;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.feed-item:hover .feed-body h3{color:var(--brand);}
.feed-desc{
  font-size:14px;
  color:var(--muted);
  line-height:1.75;
  margin:0;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.feed-arrow{
  width:42px;height:42px;
  border-radius:50%;
  border:1px solid var(--line);
  display:flex;
  align-items:center;
  justify-content:center;
  color:var(--brand);
  transition:transform .22s ease, background .22s ease, color .22s ease, border-color .22s ease;
}
.feed-item:hover .feed-arrow{
  transform:translateX(4px);
  background:var(--brand);
  border-color:var(--brand);
  color:#fff;
}
.feed-empty{
  background:var(--bg-2);
  border:1px dashed var(--line);
  border-radius:var(--r-lg);
  padding:56px 24px;
  text-align:center;
}
.feed-empty p{color:var(--muted);font-size:15px;margin-bottom:18px;}

/* ---------- 表单 ---------- */
.contact-wrap{
  display:grid;
  grid-template-columns:5fr 7fr;
  gap:48px;
  align-items:start;
}
.contact-info h2{margin-bottom:14px;}
.contact-info p{color:var(--muted);font-size:15px;}
.contact-points{list-style:none;margin:26px 0 0;padding:0;}
.contact-points li{
  display:flex;
  gap:12px;
  align-items:flex-start;
  padding:12px 0;
  border-bottom:1px dashed var(--line);
  font-size:14.5px;
  color:var(--text);
  margin:0;
}
.contact-points li:last-child{border-bottom:none;}
.contact-points i{color:var(--brand-2);margin-top:5px;}
.form-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:34px;
  box-shadow:var(--sh-1);
}
.form-card h3{font-size:20px;margin-bottom:6px;}
.form-card .form-note{font-size:13.5px;color:var(--muted);margin-bottom:24px;}
.field{margin-bottom:16px;}
.field label{
  display:block;
  font-size:14px;
  font-weight:600;
  color:var(--text);
  margin-bottom:8px;
}
.field .req{color:var(--accent);margin-left:3px;}
.field input[type="text"],
.field input[type="tel"],
.field input[type="email"],
.field select,
.field textarea{
  width:100%;
  height:48px;
  padding:0 16px;
  border:1px solid var(--line);
  border-radius:var(--r-sm);
  background:var(--bg);
  color:var(--text);
  font-size:15px;
  font-family:inherit;
  transition:border-color .2s ease, box-shadow .2s ease, background .2s ease;
  appearance:none;
}
.field textarea{height:auto;min-height:104px;padding:12px 16px;line-height:1.7;resize:vertical;}
.field select{
  background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath fill='%235C6B66' d='M8 11.2 2.8 6h10.4z'/%3E%3C/svg%3E");
  background-repeat:no-repeat;
  background-position:right 16px center;
  background-size:12px;
  padding-right:40px;
}
.field input:focus,
.field select:focus,
.field textarea:focus{
  border-color:var(--brand-2);
  background:#fff;
  box-shadow:0 0 0 4px rgba(46,156,124,.12);
  outline:none;
}
.field.error input,
.field.error select,
.field.error textarea{border-color:var(--accent);box-shadow:0 0 0 4px rgba(232,98,60,.10);}
.err-msg{display:none;font-size:12.5px;color:var(--accent);margin-top:6px;}
.field.error .err-msg{display:block;}
.check-line{
  display:flex;
  align-items:flex-start;
  gap:10px;
  font-size:13.5px;
  color:var(--muted);
  line-height:1.7;
  margin:6px 0 20px;
}
.check-line input[type="checkbox"]{
  appearance:none;
  width:18px;height:18px;
  margin:3px 0 0;
  border:1px solid var(--line);
  border-radius:5px;
  background:#fff;
  cursor:pointer;
  flex-shrink:0;
  position:relative;
  transition:background .18s ease, border-color .18s ease;
}
.check-line input[type="checkbox"]:checked{background:var(--brand);border-color:var(--brand);}
.check-line input[type="checkbox"]:checked::after{
  content:"";
  position:absolute;
  left:5px;top:1px;
  width:5px;height:10px;
  border:solid #fff;
  border-width:0 2px 2px 0;
  transform:rotate(45deg);
}
.check-line a{color:var(--brand);text-decoration:underline;text-underline-offset:3px;}
.form-success{
  display:none;
  background:rgba(79,191,159,.14);
  border:1px solid rgba(79,191,159,.45);
  border-radius:var(--r-md);
  padding:18px 20px;
  color:var(--brand);
  font-size:14px;
  margin-bottom:18px;
}
.form-success.show{display:block;}

/* ---------- 隐私说明 ---------- */
.privacy-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:22px;
  margin-bottom:26px;
}
.privacy-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:26px;
  box-shadow:var(--sh-1);
}
.privacy-card h3{font-size:17px;display:flex;align-items:center;gap:10px;margin-bottom:10px;}
.privacy-card h3 i{color:var(--brand-2);}
.privacy-card p{font-size:14px;color:var(--muted);margin:0;}
.privacy-anchor{
  display:flex;
  align-items:center;
  gap:10px;
  flex-wrap:wrap;
  font-size:14px;
  color:var(--muted);
  padding:18px 22px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-md);
}
.privacy-anchor a{font-weight:600;text-decoration:underline;text-underline-offset:3px;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:820px;}
.accordion{
  background:transparent;
  border:none;
  margin:0;
  padding:0;
}
.accordion .accordion-item{
  border:none;
  border-bottom:1px solid var(--line);
  background:transparent;
}
.accordion .accordion-item:last-child{border-bottom:none;}
.accordion .accordion-title{
  border:none;
  border-bottom:none;
  background:transparent;
  padding:22px 46px 22px 0;
  font-size:17px;
  font-weight:600;
  color:var(--text);
  line-height:1.55;
  position:relative;
  transition:color .2s ease;
}
.accordion .accordion-title:hover,
.accordion .accordion-title:focus{
  background:transparent;
  color:var(--brand);
}
.accordion .accordion-title::before{
  content:"+";
  position:absolute;
  right:6px;
  top:50%;
  transform:translateY(-50%);
  width:28px;
  height:28px;
  line-height:26px;
  text-align:center;
  border-radius:50%;
  border:1px solid var(--line);
  color:var(--brand);
  font-size:16px;
  font-weight:400;
  background:#fff;
  transition:transform .22s ease, background .22s ease, color .22s ease;
  margin:0;
  padding:0;
}
.accordion .accordion-item.is-active .accordion-title{color:var(--brand);}
.accordion .accordion-item.is-active .accordion-title::before{
  content:"−";
  background:var(--brand);
  border-color:var(--brand);
  color:#fff;
}
.accordion .accordion-content{
  border:none;
  background:transparent;
  padding:0 46px 22px 0;
  color:var(--muted);
  font-size:15px;
  line-height:1.85;
}
.accordion .accordion-content[aria-hidden="true"]{display:none;}

/* ---------- 结尾 CTA ---------- */
.cta-band{
  background:var(--bg-2);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:46px 44px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  flex-wrap:wrap;
}
.cta-band h2{margin-bottom:8px;}
.cta-band p{margin:0;color:var(--muted);font-size:15px;max-width:620px;}
.cta-band .cta-actions{display:flex;gap:14px;flex-wrap:wrap;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--ink);
  color:rgba(255,255,255,.74);
  padding:64px 0 0;
  margin-top:0;
}
.site-footer a{color:rgba(255,255,255,.74);}
.site-footer a:hover{color:var(--accent-2);}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1fr;
  gap:40px;
  padding-bottom:44px;
  border-bottom:1px solid rgba(255,255,255,.12);
}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.footer-brand .brand-mark{box-shadow:none;}
.footer-brand .brand-name{color:#fff;font-size:16px;font-weight:800;}
.footer-brand .brand-sub{color:rgba(255,255,255,.5);}
.site-footer p{font-size:13.5px;line-height:1.85;color:rgba(255,255,255,.62);}
.footer-col h4{
  color:#fff;
  font-size:14px;
  font-weight:700;
  letter-spacing:.04em;
  margin-bottom:16px;
}
.footer-col ul{list-style:none;margin:0;padding:0;}
.footer-col li{margin-bottom:10px;font-size:13.5px;}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;color:rgba(255,255,255,.62);}
.footer-contact i{color:var(--mint);margin-top:5px;}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  padding:20px 0 26px;
  font-size:13px;
  color:rgba(255,255,255,.5);
}
.footer-bottom a{color:rgba(255,255,255,.5);}
.footer-bottom a:hover{color:var(--accent-2);}
.footer-links{display:flex;gap:18px;flex-wrap:wrap;}

/* ---------- Reveal 弹层 ---------- */
.reveal.lead-modal{
  border:none;
  border-radius:var(--r-lg);
  padding:0;
  box-shadow:0 40px 80px -40px rgba(18,33,30,.85);
  width:480px;
  max-width:calc(100vw - 32px);
  overflow:hidden;
}
.reveal.lead-modal .modal-inner{padding:32px 32px 30px;background:#fff;}
.reveal.lead-modal h3{font-size:20px;margin-bottom:6px;}
.reveal.lead-modal .form-note{font-size:13.5px;color:var(--muted);margin-bottom:20px;}
.reveal-overlay{background:rgba(18,33,30,.55);}
.lead-modal .close-button{
  width:32px;height:32px;
  top:14px;right:14px;
  border-radius:50%;
  background:var(--bg-2);
  color:var(--ink);
  font-size:18px;
  line-height:1;
  display:flex;
  align-items:center;
  justify-content:center;
  border:none;
}
.lead-modal .close-button:hover{background:var(--line);color:var(--ink);}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1024px){
  :root{--pad-y:64px;}
  .nav-menu{display:none;}
  .nav-actions .nav-link-quiet{display:none;}
  .nav-toggle{display:flex;}
  .hero{padding:48px 0 64px;}
  .hero-grid{grid-template-columns:1fr;gap:40px;}
  .hero-copy{max-width:100%;}
  .hero-visual{max-width:620px;}
  .float-badge.b1{right:8px;}
  .float-badge.b2{left:8px;}
  .solution-grid{grid-template-columns:1fr;}
  .solution-main{grid-template-columns:1fr;}
  .solution-media{order:-1;}
  .stat-grid{grid-template-columns:repeat(2,minmax(0,1fr));row-gap:28px;}
  .stat-item{padding:0 20px;}
  .stat-item:nth-child(odd){border-left:none;padding-left:0;}
  .contact-wrap{grid-template-columns:1fr;gap:32px;}
  .privacy-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media screen and (max-width:768px){
  :root{--pad-y:44px;}
  body{font-size:15.5px;}
  .container{padding:0 18px;}
  .ask-grid{grid-template-columns:1fr;}
  .feed-item{grid-template-columns:1fr 42px;gap:14px;padding:20px 20px;}
  .feed-meta{flex-direction:row;align-items:center;gap:12px;grid-column:1 / -1;}
  .feed-arrow{grid-column:2;grid-row:2;}
  .form-card{padding:24px 20px;}
  .stat-banner{padding:38px 22px 32px;}
  .stat-num{font-size:34px;}
  .cta-band{padding:32px 22px;}
  .cta-band .cta-actions{width:100%;}
  .cta-band .cta-actions .btn{flex:1 1 auto;}
  .site-footer{padding-top:44px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:30px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .solution-main{padding:24px;}
  .topbar .topbar-left{display:none;}
  .topbar .container{justify-content:flex-end;}
}
@media screen and (max-width:520px){
  .brand-name{font-size:14.5px;}
  .brand-sub{display:none;}
  .hero-cta{flex-direction:column;align-items:stretch;}
  .hero-cta .btn{width:100%;}
  .trust-row{gap:10px;font-size:12.5px;}
  .trust-row .sep{display:none;}
  .float-badge{font-size:12px;padding:9px 12px;}
  .float-badge strong{font-size:13px;}
  .float-badge.b1{top:12px;right:6px;}
  .float-badge.b2{bottom:12px;left:6px;}
  .stat-grid{grid-template-columns:1fr 1fr;}
  .stat-item{padding:0 12px;}
  .feed-item{grid-template-columns:1fr;padding:18px;}
  .feed-arrow{display:none;}
  .accordion .accordion-title{font-size:15.5px;padding-right:40px;}
  .accordion .accordion-content{padding-right:8px;font-size:14.5px;}
  .hero h1{font-size:27px;}
  .reveal.lead-modal{border-radius:20px 20px 0 0;}
}

/* roulang page: category1 */
:root{
  --ink:#12211E;
  --brand:#0F463C;
  --brand-2:#2E9C7C;
  --accent:#E8623C;
  --accent-2:#F0A05A;
  --mint:#4FBF9F;
  --bg:#FBF8F3;
  --bg-2:#F2EDE4;
  --line:#E3DCCF;
  --text:#2A3A36;
  --muted:#5C6B66;
  --white:#FFFFFF;
  --radius-lg:24px;
  --radius-md:16px;
  --radius-sm:12px;
  --shadow-1:0 2px 8px rgba(18,33,30,.05);
  --shadow-2:0 20px 44px -24px rgba(15,70,60,.30);
  --grad-main:linear-gradient(135deg,#0F463C 0%,#1E7A63 58%,#2E9C7C 100%);
  --grad-warm:linear-gradient(120deg,#E8623C,#F0A05A);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;display:block;border:0}
a{color:var(--brand);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--accent)}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;line-height:1.3}
p{margin:0 0 16px}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:2px solid var(--accent);outline-offset:2px;
}
.container{max-width:1200px;margin:0 auto;padding:0 12px;width:100%}
.row{max-width:none;margin-left:-12px;margin-right:-12px}
.column,.columns{padding-left:12px;padding-right:12px}

/* ---------- 顶部信息条 ---------- */
.topbar{background:var(--brand);color:rgba(255,255,255,.82);font-size:13px;line-height:36px}
.topbar .container{display:flex;align-items:center;justify-content:space-between;gap:16px}
.topbar-left{display:flex;align-items:center;gap:10px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.topbar-left .dot{width:6px;height:6px;border-radius:50%;background:var(--mint);display:inline-block;flex:0 0 auto}
.topbar-right{display:flex;align-items:center;gap:14px;flex:0 0 auto}
.topbar-right a{color:#fff}
.topbar-right a:hover{color:var(--accent-2)}
.topbar-sep{width:1px;height:12px;background:rgba(255,255,255,.24);display:inline-block}

/* ---------- 主导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:90;
  background:rgba(251,248,243,.95);
  backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.is-stuck{box-shadow:0 10px 30px -22px rgba(15,70,60,.55)}
.site-header .container{position:relative}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:76px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand:hover{color:inherit}
.brand-mark{
  width:38px;height:38px;border-radius:12px;
  background:var(--grad-main);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-size:19px;font-weight:800;letter-spacing:0;
  box-shadow:0 8px 18px -10px rgba(15,70,60,.75);
  flex:0 0 auto;
}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-name{font-size:15px;font-weight:700;color:var(--ink);letter-spacing:.01em}
.brand-sub{font-size:11px;color:var(--muted);letter-spacing:.08em;margin-top:3px}
.nav-menu{display:flex;align-items:center;gap:22px;margin:0}
.nav-menu li{position:relative}
.nav-menu a{
  display:inline-block;position:relative;
  padding:6px 0;font-size:15px;color:var(--text);font-weight:500;
}
.nav-menu a::after{
  content:"";position:absolute;left:0;bottom:0;height:2px;width:100%;
  background:var(--brand);transform:scaleX(0);transform-origin:left;
  transition:transform .25s ease;
}
.nav-menu a:hover{color:var(--brand)}
.nav-menu a:hover::after{transform:scaleX(1)}
.nav-menu a.active{color:var(--brand);font-weight:700}
.nav-menu a.active::after{transform:scaleX(1);background:var(--brand)}
.nav-actions{display:flex;align-items:center;gap:14px;flex:0 0 auto}
.nav-link-quiet{font-size:14px;color:var(--muted)}
.nav-link-quiet:hover{color:var(--accent)}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--line);background:#fff;cursor:pointer;
  padding:0;align-items:center;justify-content:center;flex-direction:column;gap:4px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--brand);border-radius:2px;transition:transform .25s ease,opacity .25s ease}
body.nav-open .nav-toggle span:nth-child(1){transform:translateY(6px) rotate(45deg)}
body.nav-open .nav-toggle span:nth-child(2){opacity:0}
body.nav-open .nav-toggle span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:999px;border:1px solid transparent;cursor:pointer;
  font-size:15px;font-weight:600;line-height:1;
  padding:14px 26px;text-align:center;
  transition:transform .2s ease,box-shadow .25s ease,background .25s ease,color .2s ease,border-color .2s ease;
}
.btn-primary{
  background-image:var(--grad-warm);
  background-color:var(--accent);
  color:#fff;
  box-shadow:0 14px 30px -16px rgba(232,98,60,.9);
}
.btn-primary:hover,.btn-primary:focus{
  color:#fff;transform:translateY(-1px) scale(1.03);
  box-shadow:0 20px 38px -18px rgba(232,98,60,.95);
}
.btn-primary:active{transform:translateY(0) scale(1)}
.btn-ghost{
  background:transparent;color:#fff;border:1px solid rgba(255,255,255,.5);
}
.btn-ghost:hover{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.8)}
.btn-outline{
  background:#fff;color:var(--brand);border:1px solid var(--line);
}
.btn-outline:hover{background:var(--bg-2);border-color:var(--brand);color:var(--brand)}
.btn-sm{padding:10px 20px;font-size:14px}
.btn-block{width:100%}

/* ---------- Hero ---------- */
.hero-entry{
  position:relative;
  padding:72px 0 78px;
  color:#fff;
  background-image:linear-gradient(135deg,rgba(15,70,60,.94) 0%,rgba(22,92,76,.90) 55%,rgba(30,122,99,.86) 100%),url('/assets/images/backpic/back-2.png');
  background-size:cover;
  background-position:center;
  overflow:hidden;
}
.hero-entry::after{
  content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;
  border-radius:50%;background:radial-gradient(circle,rgba(79,191,159,.28),transparent 68%);
  pointer-events:none;
}
.hero-grid{display:flex;align-items:center;gap:48px;position:relative;z-index:2}
.hero-copy{flex:1 1 58%;min-width:0}
.hero-media{flex:0 0 36%;max-width:36%}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:600;letter-spacing:.06em;
  color:#fff;background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.28);
  padding:7px 16px;border-radius:999px;margin-bottom:20px;
}
.eyebrow i{color:var(--mint)}
.hero-entry h1{
  color:#fff;font-size:clamp(28px,4vw,44px);line-height:1.22;font-weight:800;
  letter-spacing:-.01em;margin-bottom:18px;
}
.hero-entry h1 span{color:#BFEFDF}
.hero-sub{font-size:clamp(15px,1.5vw,17px);line-height:1.85;color:rgba(255,255,255,.84);max-width:34em;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:28px}
.hero-trust{
  display:flex;flex-wrap:wrap;align-items:center;gap:14px;
  font-size:13px;color:rgba(255,255,255,.75);
}
.hero-trust .sep{width:1px;height:12px;background:rgba(255,255,255,.28)}
.hero-trust b{color:#fff;font-weight:700}
.hero-figure{
  position:relative;border-radius:24px;overflow:hidden;
  aspect-ratio:4/5;
  box-shadow:0 30px 60px -30px rgba(0,0,0,.6);
  border:1px solid rgba(255,255,255,.18);
}
.hero-figure img{width:100%;height:100%;object-fit:cover}
.hero-badge{
  position:absolute;left:-18px;bottom:26px;
  background:#fff;color:var(--ink);border-radius:14px;
  padding:12px 16px;display:flex;align-items:center;gap:10px;
  box-shadow:0 18px 36px -20px rgba(0,0,0,.55);
  font-size:13px;line-height:1.4;
}
.hero-badge .dot{width:9px;height:9px;border-radius:50%;background:var(--mint);flex:0 0 auto;box-shadow:0 0 0 4px rgba(79,191,159,.18)}
.hero-badge b{display:block;font-size:15px;font-weight:800;color:var(--brand)}

/* ---------- 通用板块 ---------- */
.section{padding:88px 0}
.section-tight{padding:72px 0}
.section-alt{background:var(--bg-2)}
.section-head{max-width:760px;margin-bottom:40px}
.section-head h2{font-size:clamp(23px,2.8vw,32px);line-height:1.32;margin-bottom:14px}
.section-head p{color:var(--muted);font-size:15px;line-height:1.85;margin:0}
.tag{
  display:inline-block;font-size:12px;font-weight:600;letter-spacing:.04em;
  color:var(--brand);background:rgba(46,156,124,.12);
  padding:5px 12px;border-radius:999px;margin-bottom:14px;
}

/* ---------- 三步流程 + 表单 ---------- */
.flow-layout{display:flex;gap:44px;align-items:flex-start}
.flow-main{flex:1 1 62%;min-width:0}
.flow-side{flex:0 0 34%;max-width:34%}
.steps{position:relative;padding-left:4px}
.step{
  position:relative;padding:0 0 30px 74px;
}
.step:last-child{padding-bottom:0}
.step::before{
  content:"";position:absolute;left:21px;top:48px;bottom:6px;width:2px;
  background:linear-gradient(180deg,rgba(46,156,124,.5),rgba(46,156,124,.12));
}
.step:last-child::before{display:none}
.step-num{
  position:absolute;left:0;top:0;width:44px;height:44px;border-radius:14px;
  background:var(--grad-main);color:#fff;font-weight:800;font-size:16px;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 12px 24px -14px rgba(15,70,60,.8);
}
.step-body{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);
  padding:20px 22px;box-shadow:var(--shadow-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.step-body:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:rgba(46,156,124,.45)}
.step-body h3{font-size:18px;margin-bottom:8px}
.step-body p{font-size:15px;color:var(--muted);line-height:1.85;margin:0}

/* ---------- 表单卡 ---------- */
.form-card{
  position:sticky;top:96px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:26px 24px;box-shadow:0 24px 50px -34px rgba(15,70,60,.5);
}
.form-card h3{font-size:19px;margin-bottom:6px}
.form-card .form-note{font-size:13px;color:var(--muted);margin-bottom:18px;line-height:1.7}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;font-weight:600;color:var(--text);margin-bottom:7px}
.field .req{color:var(--accent)}
.field input,.field select,.field textarea{
  width:100%;height:48px;padding:0 14px;
  font-size:15px;color:var(--text);
  background:#FCFAF6;border:1px solid var(--line);border-radius:var(--radius-sm);
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
  margin:0;
}
.field textarea{height:auto;padding:12px 14px;resize:vertical;min-height:88px;line-height:1.7}
.field select{
  appearance:none;-webkit-appearance:none;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'><path d='M1 1l5 5 5-5' fill='none' stroke='%235C6B66' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/></svg>");
  background-repeat:no-repeat;background-position:right 14px center;
  padding-right:36px;
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand-2);background:#fff;
  box-shadow:0 0 0 3px rgba(46,156,124,.14);
}
.form-privacy{font-size:12px;color:var(--muted);line-height:1.7;margin:14px 0 0}
.form-privacy a{color:var(--brand);text-decoration:underline;text-underline-offset:3px}
.form-success{
  display:none;background:rgba(79,191,159,.14);
  border:1px solid rgba(79,191,159,.45);
  color:#1C5F4C;border-radius:var(--radius-sm);
  padding:14px 16px;font-size:14px;line-height:1.7;margin-top:14px;
}
.form-success.show{display:block}

/* ---------- 核对清单 ---------- */
.check-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.check-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);
  padding:24px 22px;position:relative;overflow:hidden;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.check-card::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:var(--grad-main);opacity:0;transition:opacity .25s ease;
}
.check-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(46,156,124,.45)}
.check-card:hover::before{opacity:1}
.check-icon{
  width:44px;height:44px;border-radius:12px;
  background:rgba(79,191,159,.16);color:var(--brand);
  display:flex;align-items:center;justify-content:center;
  font-size:18px;margin-bottom:14px;
}
.check-card h3{font-size:17px;margin-bottom:8px}
.check-card p{font-size:14px;color:var(--muted);line-height:1.8;margin:0}

/* ---------- 图文块 ---------- */
.split{display:flex;align-items:center;gap:48px}
.split-media{flex:0 0 46%;max-width:46%;position:relative}
.split-media img{
  width:100%;aspect-ratio:16/11;object-fit:cover;border-radius:var(--radius-lg);
  border:1px solid var(--line);box-shadow:0 26px 50px -34px rgba(15,70,60,.6);
}
.split-media .float-tag{
  position:absolute;right:-14px;bottom:18px;background:#fff;border-radius:14px;
  padding:10px 16px;font-size:13px;color:var(--muted);
  box-shadow:0 16px 34px -22px rgba(0,0,0,.5);
  display:flex;align-items:center;gap:8px;
}
.split-media .float-tag b{color:var(--brand);font-size:15px;font-weight:800}
.split-media .float-tag .dot{width:8px;height:8px;border-radius:50%;background:var(--accent)}
.split-body{flex:1 1 auto;min-width:0}
.split-body h2{font-size:clamp(22px,2.6vw,30px);margin-bottom:14px}
.split-body p{font-size:15px;color:var(--muted);line-height:1.9}
.dot-list{display:grid;gap:14px;margin-top:22px}
.dot-list li{display:flex;gap:12px;align-items:flex-start;font-size:15px;color:var(--text);line-height:1.8}
.dot-list li i{
  color:var(--brand-2);font-size:14px;margin-top:6px;flex:0 0 auto;
}

/* ---------- FAQ ---------- */
.faq{max-width:820px}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{
  width:100%;background:none;border:0;padding:22px 44px 22px 0;
  text-align:left;font-size:16px;font-weight:600;color:var(--ink);
  line-height:1.6;cursor:pointer;position:relative;
  transition:color .2s ease;
}
.faq-q:hover{color:var(--brand)}
.faq-q::after{
  content:"+";position:absolute;right:6px;top:50%;transform:translateY(-50%);
  font-size:22px;font-weight:400;color:var(--brand-2);
  transition:transform .25s ease,color .2s ease;
}
.faq-item.open .faq-q::after{content:"−";color:var(--accent)}
.faq-a{
  max-height:0;overflow:hidden;
  transition:max-height .28s ease;
}
.faq-a p{
  padding:0 44px 20px 0;margin:0;font-size:15px;line-height:1.85;color:var(--muted);
}

/* ---------- CTA 横条 ---------- */
.cta-band{
  background:var(--bg-2);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:40px 44px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  flex-wrap:wrap;
}
.cta-band h2{font-size:clamp(21px,2.4vw,28px);margin-bottom:10px}
.cta-band p{color:var(--muted);font-size:15px;margin:0;max-width:44em;line-height:1.85}
.cta-band .cta-actions{display:flex;gap:14px;flex-wrap:wrap}

/* ---------- 移动端底部通栏 ---------- */
.mobile-bar{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:80;
  background:#fff;border-top:1px solid var(--line);
  padding:10px 16px;box-shadow:0 -10px 30px -20px rgba(15,70,60,.5);
}
.mobile-bar .btn{width:100%}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:rgba(255,255,255,.72);padding:64px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.1fr;gap:32px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-name{color:#fff;font-size:15px;font-weight:700;display:block}
.footer-brand .brand-sub{color:rgba(255,255,255,.5);font-size:11px;letter-spacing:.08em;display:block;margin-top:3px}
.footer-brand .brand-text{display:flex;flex-direction:column;line-height:1.2}
.footer-brand .brand-mark{background:var(--grad-main)}
.site-footer p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.62);margin:0}
.footer-col h4{font-size:14px;color:#fff;margin-bottom:16px;font-weight:700;letter-spacing:.02em}
.footer-col ul{display:grid;gap:11px}
.footer-col a{color:rgba(255,255,255,.7);font-size:14px}
.footer-col a:hover{color:var(--accent-2)}
.footer-contact li{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:rgba(255,255,255,.7)}
.footer-contact li i{color:var(--mint);margin-top:5px;width:14px;text-align:center;flex:0 0 auto}
.footer-bottom{
  margin-top:48px;border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0;display:flex;align-items:center;justify-content:space-between;
  gap:16px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.55);
}
.footer-links{display:flex;gap:20px;flex-wrap:wrap}
.footer-links a{color:rgba(255,255,255,.62);font-size:13px}
.footer-links a:hover{color:var(--accent-2)}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .nav-menu,.nav-link-quiet{display:none}
  .nav-toggle{display:flex}
  body.nav-open .nav-menu{
    display:flex;flex-direction:column;align-items:stretch;gap:0;
    position:absolute;left:-12px;right:-12px;top:100%;
    background:#fff;border-bottom:1px solid var(--line);
    padding:8px 24px 20px;box-shadow:0 24px 40px -30px rgba(15,70,60,.6);
    z-index:95;
  }
  body.nav-open .nav-menu li{border-bottom:1px solid var(--line)}
  body.nav-open .nav-menu li:last-child{border-bottom:0}
  body.nav-open .nav-menu a{display:block;padding:14px 0;font-size:15px}
  body.nav-open .nav-menu a::after{display:none}
  .hero-grid{flex-direction:column;gap:34px}
  .hero-copy{flex:1 1 auto;width:100%}
  .hero-media{flex:0 0 auto;max-width:100%;width:100%;max-width:360px;margin:0 auto}
  .hero-figure{aspect-ratio:16/10}
  .hero-badge{left:auto;right:-8px;bottom:-14px}
  .flow-layout{flex-direction:column;gap:32px}
  .flow-main,.flow-side{flex:1 1 auto;max-width:100%;width:100%}
  .form-card{position:static}
  .split{flex-direction:column;gap:30px}
  .split-media,.split-body{flex:1 1 auto;max-width:100%;width:100%}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px 24px}
}
@media (max-width:768px){
  .topbar-left{display:none}
  .topbar .container{justify-content:flex-end}
  .section{padding:56px 0}
  .section-tight{padding:50px 0}
  .hero-entry{padding:52px 0 60px}
  .check-grid{grid-template-columns:1fr}
  .cta-band{padding:28px 24px}
  .faq-q{font-size:15px;padding:18px 36px 18px 0}
  .faq-a p{padding-right:24px}
  .mobile-bar{display:block}
  body{padding-bottom:76px}
  .site-footer{padding-top:48px}
}
@media (max-width:520px){
  .brand-name{font-size:13px}
  .brand-sub{font-size:10px}
  .brand-mark{width:34px;height:34px;font-size:17px;border-radius:10px}
  .nav-actions .btn-sm{display:none}
  .hero-actions{gap:10px}
  .hero-actions .btn{flex:1 1 100%}
  .hero-trust{gap:10px;font-size:12px}
  .hero-trust .sep{display:none}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .cta-band .cta-actions .btn{width:100%}
}

/* roulang page: article */
:root{
  --ink:#12211E;
  --brand:#0F463C;
  --brand-2:#2E9C7C;
  --accent:#E8623C;
  --accent-2:#F0A05A;
  --mint:#4FBF9F;
  --bg:#FBF8F3;
  --bg-2:#F2EDE4;
  --line:#E3DCCF;
  --text:#2A3A36;
  --muted:#5C6B66;
  --white:#FFFFFF;
  --grad-brand:linear-gradient(135deg,#0F463C 0%,#1E7A63 58%,#2E9C7C 100%);
  --grad-warm:linear-gradient(120deg,#E8623C,#F0A05A);
  --shadow-sm:0 2px 8px rgba(18,33,30,.05);
  --shadow-lg:0 20px 44px -24px rgba(15,70,60,.30);
  --radius-xl:24px;
  --radius-lg:20px;
  --radius-md:16px;
  --radius-sm:12px;
  --header-h:73px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei",system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block}
a{color:var(--brand);text-decoration:none;transition:color .2s ease,border-color .2s ease,background-color .2s ease,transform .2s ease}
a:hover{color:var(--accent)}
button,input,textarea,select{font:inherit}
button{cursor:pointer}
ul,ol{margin:0;padding:0}
h1,h2,h3,h4,p{margin:0}
::selection{background:rgba(232,98,60,.18);color:var(--ink)}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.container{width:100%;max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px}
.site-header{
  position:sticky;
  top:0;
  z-index:120;
  background:rgba(251,248,243,.94);
  border-bottom:1px solid var(--line);
  backdrop-filter:blur(14px);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:0 10px 30px -18px rgba(18,33,30,.18)}
.nav-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  min-height:var(--header-h);
}
.brand{display:flex;align-items:center;gap:12px;min-width:0;color:var(--ink)}
.brand:hover{color:var(--ink)}
.brand-mark{
  flex:0 0 auto;
  width:40px;
  height:40px;
  border-radius:14px;
  background:var(--grad-brand);
  color:#fff;
  display:grid;
  place-items:center;
  font-size:20px;
  font-weight:800;
  box-shadow:0 8px 18px -10px rgba(15,70,60,.55);
}
.brand-text{display:flex;flex-direction:column;min-width:0;line-height:1.25}
.brand-name{
  font-size:16px;
  font-weight:800;
  color:var(--ink);
  letter-spacing:-.01em;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
  max-width:360px;
}
.brand-sub{font-size:12px;color:var(--muted);letter-spacing:.02em}
nav[aria-label="主导航"]{min-width:0}
.nav-menu{display:flex;align-items:center;gap:2px;list-style:none;margin:0;padding:0}
.nav-menu a{
  position:relative;
  display:inline-flex;
  align-items:center;
  padding:9px 11px;
  border-radius:999px;
  font-size:14px;
  font-weight:500;
  color:var(--text);
  white-space:nowrap;
}
.nav-menu a::after{
  content:"";
  position:absolute;
  left:11px;
  right:11px;
  bottom:5px;
  height:2px;
  border-radius:2px;
  background:var(--brand);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .22s ease;
}
.nav-menu a:hover{color:var(--brand);background:rgba(46,156,124,.06)}
.nav-menu a:hover::after,.nav-menu a.active::after{transform:scaleX(1)}
.nav-menu a.active{color:var(--brand);font-weight:700;background:rgba(46,156,124,.08)}
.nav-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.nav-link-quiet{font-size:14px;color:var(--muted);padding:8px 4px;border-bottom:1px solid transparent}
.nav-link-quiet:hover{color:var(--brand);border-bottom-color:var(--brand)}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  border:1px solid transparent;
  border-radius:999px;
  padding:13px 24px;
  font-size:15px;
  font-weight:700;
  line-height:1.2;
  text-decoration:none;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease,color .2s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--grad-warm);color:#fff;box-shadow:0 12px 24px -14px rgba(232,98,60,.6)}
.btn-primary:hover{color:#fff;transform:translateY(-1px);box-shadow:0 18px 32px -16px rgba(232,98,60,.68)}
.btn-primary:active{transform:translateY(0);box-shadow:0 8px 16px -12px rgba(232,98,60,.5)}
.btn-sm{padding:10px 18px;font-size:14px}
.btn-ghost{background:transparent;color:var(--brand);border-color:var(--line)}
.btn-ghost:hover{background:var(--bg-2);border-color:var(--brand-2);color:var(--brand)}
.nav-toggle{
  display:none;
  width:44px;
  height:44px;
  border:1px solid var(--line);
  border-radius:12px;
  background:var(--white);
  align-items:center;
  justify-content:center;
  flex-direction:column;
  gap:4px;
  padding:0;
}
.nav-toggle span{display:block;width:20px;height:2px;border-radius:2px;background:var(--brand);transition:transform .22s ease,opacity .22s ease}
.nav-toggle.is-active span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle.is-active span:nth-child(2){opacity:0}
.nav-toggle.is-active span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
.page-main{padding:0 0 40px}
.breadcrumb{
  display:flex;
  align-items:center;
  gap:10px;
  flex-wrap:wrap;
  font-size:13px;
  color:var(--muted);
  margin:32px 0 26px;
}
.breadcrumb a{color:var(--muted);text-decoration:none}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb .sep{color:rgba(92,107,102,.45)}
.breadcrumb .current{
  color:var(--muted);
  max-width:min(100%,640px);
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.article-head{padding:8px 0 28px;border-bottom:1px solid var(--line)}
.article-head-main{max-width:900px}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12px;
  font-weight:700;
  letter-spacing:.04em;
  color:var(--brand);
  background:rgba(46,156,124,.10);
  border:1px solid rgba(46,156,124,.18);
  padding:7px 12px;
  border-radius:999px;
  line-height:1.2;
  margin-bottom:16px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--mint)}
.article-head h1{
  font-size:clamp(30px,4.4vw,48px);
  line-height:1.22;
  font-weight:800;
  letter-spacing:-.01em;
  color:var(--ink);
  margin-bottom:20px;
  max-width:960px;
  overflow-wrap:anywhere;
}
.article-meta{display:flex;align-items:center;gap:16px;flex-wrap:wrap;font-size:13px;color:var(--muted)}
.article-meta > span{display:inline-flex;align-items:center;gap:6px}
.article-meta i{color:var(--brand-2)}
.pill{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:12px;
  font-weight:700;
  letter-spacing:.02em;
  color:var(--brand);
  background:rgba(46,156,124,.10);
  border:1px solid rgba(46,156,124,.16);
  border-radius:999px;
  padding:5px 10px;
  line-height:1.2;
  white-space:nowrap;
}
.back-link{
  margin-left:auto;
  display:inline-flex;
  align-items:center;
  gap:6px;
  color:var(--brand);
  font-weight:600;
  text-decoration:none;
  border-bottom:1px solid transparent;
  padding-bottom:2px;
}
.back-link:hover{color:var(--accent);border-bottom-color:currentColor}
.back-link i{transition:transform .2s ease}
.back-link:hover i{transform:translateX(3px)}
.article-cover{
  margin:32px auto 0;
  max-width:1200px;
  border-radius:var(--radius-xl);
  overflow:hidden;
  background:var(--bg-2);
  box-shadow:var(--shadow-sm);
  border:1px solid var(--line);
  aspect-ratio:16/9;
}
.article-cover img{width:100%;height:100%;object-fit:cover}
.article-layout{display:block;padding:48px 0 24px}
.article-body-wrap{max-width:760px;margin:0 auto}
.article-content{font-size:16px;line-height:1.9;color:var(--text);overflow-wrap:break-word}
.article-content > :first-child{margin-top:0}
.article-content h2{
  font-size:clamp(24px,3vw,30px);
  line-height:1.35;
  font-weight:700;
  color:var(--ink);
  margin:48px 0 18px;
  padding-left:16px;
  position:relative;
}
.article-content h2::before{
  content:"";
  position:absolute;
  left:0;
  top:.25em;
  bottom:.25em;
  width:4px;
  border-radius:4px;
  background:var(--grad-warm);
}
.article-content h3{font-size:20px;line-height:1.45;font-weight:700;color:var(--ink);margin:32px 0 12px}
.article-content h4{font-size:17px;line-height:1.5;font-weight:700;color:var(--ink);margin:24px 0 10px}
.article-content p{margin:0 0 20px}
.article-content strong{color:var(--ink);font-weight:700}
.article-content a{color:var(--brand);text-decoration:underline;text-underline-offset:3px;text-decoration-color:rgba(46,156,124,.4)}
.article-content a:hover{color:var(--accent);text-decoration-color:currentColor}
.article-content ul,.article-content ol{margin:0 0 24px;padding-left:1.4em}
.article-content li{margin-bottom:10px;padding-left:.2em}
.article-content li::marker{color:var(--accent)}
.article-content blockquote{
  margin:28px 0;
  padding:20px 24px;
  background:var(--bg-2);
  border-left:4px solid var(--brand-2);
  border-radius:0 var(--radius-md) var(--radius-md) 0;
  color:var(--muted);
  font-size:15px;
  line-height:1.85;
}
.article-content blockquote p:last-child{margin-bottom:0}
.article-content img{border-radius:var(--radius-lg);margin:28px auto;max-width:100%;height:auto;box-shadow:var(--shadow-sm)}
.article-content figure{margin:28px 0}
.article-content figure img{margin:0 auto}
.article-content figcaption{text-align:center;font-size:13px;color:var(--muted);margin-top:10px;line-height:1.7}
.article-content table{
  width:100%;
  border-collapse:collapse;
  display:block;
  overflow-x:auto;
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  margin:28px 0;
  background:var(--white);
}
.article-content th,.article-content td{padding:12px 16px;border-bottom:1px solid var(--line);text-align:left;font-size:14px;line-height:1.7;min-width:120px}
.article-content th{background:var(--bg-2);color:var(--ink);font-weight:700}
.article-content tr:last-child td{border-bottom:0}
.article-content hr{border:0;height:1px;background:var(--line);margin:40px 0}
.empty-state{
  background:var(--bg-2);
  border:1px solid var(--line);
  border-radius:var(--radius-xl);
  padding:56px 28px;
  text-align:center;
}
.empty-icon{
  width:64px;
  height:64px;
  margin:0 auto 18px;
  border-radius:20px;
  background:var(--white);
  display:grid;
  place-items:center;
  color:var(--brand-2);
  font-size:26px;
  box-shadow:var(--shadow-sm);
}
.empty-state h2{font-size:clamp(24px,3vw,30px);color:var(--ink);margin-bottom:10px}
.empty-state p{color:var(--muted);max-width:520px;margin:0 auto 24px;font-size:15px}
.related-section{padding:64px 0 24px;border-top:1px solid var(--line);margin-top:48px}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:8px}
.section-head h2{font-size:clamp(24px,3vw,30px);line-height:1.3;font-weight:700;color:var(--ink);letter-spacing:-.01em;margin:0}
.section-head p{font-size:14px;color:var(--muted);margin:0}
.related-list{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
.related-item{
  display:grid;
  grid-template-columns:auto minmax(0,1fr) auto;
  align-items:center;
  gap:20px;
  padding:22px 0;
  border-bottom:1px solid var(--line);
  text-decoration:none;
  color:inherit;
  transition:padding-left .22s ease,background-color .22s ease;
}
.related-item:hover{color:inherit;padding-left:8px;background:rgba(46,156,124,.035)}
.related-main{display:flex;flex-direction:column;gap:6px;min-width:0}
.related-title{
  font-size:17px;
  line-height:1.5;
  font-weight:700;
  color:var(--ink);
  transition:color .2s ease;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.related-item:hover .related-title{color:var(--brand)}
.related-meta{font-size:13px;color:var(--muted)}
.related-arrow{
  width:40px;
  height:40px;
  border-radius:50%;
  background:var(--white);
  border:1px solid var(--line);
  display:grid;
  place-items:center;
  color:var(--brand);
  transition:transform .22s ease,background .22s ease,color .22s ease,border-color .22s ease;
}
.related-item:hover .related-arrow{transform:translateX(4px);background:var(--brand);color:#fff;border-color:var(--brand)}
.article-cta{
  margin:48px auto 80px;
  padding:40px;
  border-radius:var(--radius-xl);
  background:var(--bg-2);
  border:1px solid var(--line);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:28px;
  position:relative;
  overflow:hidden;
}
.article-cta::after{
  content:"";
  position:absolute;
  right:-80px;
  top:-80px;
  width:240px;
  height:240px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(46,156,124,.16),transparent 68%);
  pointer-events:none;
}
.article-cta > *{position:relative;z-index:1}
.article-cta h2{font-size:clamp(22px,2.6vw,28px);line-height:1.35;color:var(--ink);margin:6px 0 8px}
.article-cta p{font-size:14px;color:var(--muted);margin:0;max-width:660px}
.article-cta .eyebrow{margin-bottom:4px}
.site-footer{background:var(--ink);color:rgba(255,255,255,.72);padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:36px;padding-bottom:40px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer-brand .brand-mark{width:40px;height:40px;border-radius:14px;background:var(--grad-warm);font-size:20px}
.footer-brand .brand-name{color:#fff;font-size:16px;font-weight:800;letter-spacing:-.01em}
.footer-brand .brand-sub{color:rgba(255,255,255,.5);font-size:12px}
.footer-grid p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.62);max-width:340px}
.footer-col h4{font-size:13px;font-weight:700;letter-spacing:.08em;color:#fff;margin:0 0 16px}
.footer-col ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}
.footer-col li{font-size:14px;line-height:1.6}
.footer-col a{color:rgba(255,255,255,.64);text-decoration:none;transition:color .2s ease}
.footer-col a:hover{color:#fff}
.footer-contact li{display:flex;align-items:flex-start;gap:10px}
.footer-contact i{width:16px;color:var(--mint);margin-top:4px;text-align:center}
.footer-contact span{overflow-wrap:anywhere}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0 24px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:13px;
  color:rgba(255,255,255,.48);
}
.footer-links{display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.footer-links a{color:rgba(255,255,255,.6);text-decoration:none}
.footer-links a:hover{color:#fff}
@media (max-width:1100px){
  .nav-menu a{padding:8px 8px;font-size:13px}
  .brand-name{max-width:250px}
  .nav-link-quiet{display:none}
}
@media (max-width:1023px){
  :root{--header-h:65px}
  body.nav-open{overflow:hidden}
  .nav-inner{min-height:var(--header-h);padding:10px 0}
  .nav-toggle{display:flex}
  nav[aria-label="主导航"]{position:static}
  .nav-menu{
    position:fixed;
    top:var(--header-h);
    left:0;
    right:0;
    bottom:0;
    background:var(--bg);
    flex-direction:column;
    align-items:stretch;
    gap:0;
    padding:20px 24px 96px;
    transform:translateX(-102%);
    transition:transform .28s ease;
    overflow-y:auto;
    z-index:110;
    border-top:1px solid var(--line);
    box-shadow:0 30px 60px -30px rgba(18,33,30,.35);
  }
  .nav-menu.is-open{transform:translateX(0)}
  .nav-menu li{border-bottom:1px solid var(--line)}
  .nav-menu a{display:flex;width:100%;padding:16px 4px;border-radius:0;font-size:16px}
  .nav-menu a::after{display:none}
  .nav-menu a.active{background:transparent;color:var(--brand)}
  .nav-actions{margin-left:auto}
  .nav-actions .btn{display:none}
  .article-cta{flex-direction:column;align-items:flex-start}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:767px){
  .container{padding-left:18px;padding-right:18px}
  .brand-name{max-width:190px;font-size:14px}
  .brand-sub{display:none}
  .brand-mark{width:36px;height:36px;font-size:18px;border-radius:12px}
  .page-main{padding-bottom:56px}
  .breadcrumb{margin:24px 0 20px;font-size:12px}
  .article-head{padding-bottom:22px}
  .article-head h1{font-size:clamp(28px,8vw,38px);margin-bottom:16px}
  .article-meta{gap:10px 14px;font-size:12px}
  .article-meta .back-link{width:100%;margin-left:0;justify-content:flex-start}
  .article-cover{margin-top:24px;border-radius:18px}
  .article-layout{padding:32px 0 12px}
  .article-content{font-size:15.5px;line-height:1.85}
  .article-content h2{font-size:23px;margin-top:38px}
  .article-content h3{font-size:18px}
  .article-content blockquote{padding:16px 18px}
  .related-section{padding-top:42px;margin-top:32px}
  .section-head{flex-direction:column;align-items:flex-start;gap:6px}
  .related-item{grid-template-columns:1fr auto;gap:12px;padding:18px 0}
  .related-item .pill{grid-column:1 / -1;justify-self:start}
  .related-title{font-size:15.5px}
  .related-arrow{width:36px;height:36px}
  .article-cta{padding:26px 22px;border-radius:20px;margin-bottom:56px}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:12px}
  .footer-grid p{max-width:none}
}
@media (max-width:520px){
  .brand-name{max-width:150px;font-size:13px}
  .nav-actions{gap:0}
  .article-content table{font-size:13px}
  .empty-state{padding:40px 20px}
}

/* roulang page: category3 */
:root{
  --ink:#12211E;
  --brand:#0F463C;
  --brand-2:#2E9C7C;
  --accent:#E8623C;
  --accent-2:#F0A05A;
  --mint:#4FBF9F;
  --bg:#FBF8F3;
  --bg-2:#F2EDE4;
  --line:#E3DCCF;
  --text:#2A3A36;
  --muted:#5C6B66;
  --white:#FFFFFF;
  --grad-main:linear-gradient(135deg,#0F463C 0%,#1E7A63 58%,#2E9C7C 100%);
  --grad-warm:linear-gradient(120deg,#E8623C,#F0A05A);
  --r-lg:24px;
  --r-md:16px;
  --r-sm:12px;
  --sd-1:0 2px 8px rgba(18,33,30,.05);
  --sd-2:0 20px 44px -24px rgba(15,70,60,.30);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.9;
  color:var(--text);
  background:var(--bg);
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
img{max-width:100%;display:block;height:auto;}
a{color:var(--brand);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--accent);}
button{font-family:inherit;cursor:pointer;border:0;background:none;}
input,textarea,select{font-family:inherit;font-size:15px;}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible,textarea:focus-visible{
  outline:2px solid var(--accent);
  outline-offset:2px;
  border-radius:4px;
}
.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 24px;
}
.section{padding:88px 0;}
.section-tight{padding:64px 0;}
.section-title{
  font-size:clamp(24px,3vw,34px);
  line-height:1.3;
  font-weight:700;
  color:var(--ink);
  letter-spacing:-.01em;
}
.section-lead{
  margin-top:14px;
  font-size:15px;
  line-height:1.9;
  color:var(--muted);
  max-width:760px;
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12px;
  font-weight:600;
  letter-spacing:.06em;
  color:var(--brand);
  background:rgba(46,156,124,.12);
  border-radius:999px;
  padding:6px 14px;
  margin-bottom:18px;
}
.eyebrow::before{
  content:"";
  width:6px;height:6px;border-radius:50%;
  background:var(--mint);
}

/* ---------- 顶部信息条 ---------- */
.topbar{
  background:var(--brand);
  color:rgba(255,255,255,.86);
  font-size:13px;
  line-height:1;
  height:36px;
  display:flex;
  align-items:center;
}
.topbar .container{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
}
.topbar-left{letter-spacing:.02em;}
.topbar-right{display:flex;align-items:center;gap:14px;}
.topbar-right a{color:rgba(255,255,255,.86);font-size:13px;}
.topbar-right a:hover{color:#fff;}
.topbar-divider{width:1px;height:12px;background:rgba(255,255,255,.24);display:inline-block;}

/* ---------- 主导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:90;
  background:rgba(251,248,243,.96);
  backdrop-filter:saturate(180%) blur(8px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:0 10px 30px -22px rgba(15,70,60,.55);}
.nav-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  min-height:72px;
}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.brand-mark{
  width:38px;height:38px;
  border-radius:12px;
  background:var(--grad-main);
  color:#fff;
  font-size:19px;
  font-weight:800;
  display:flex;
  align-items:center;
  justify-content:center;
  box-shadow:0 8px 18px -12px rgba(15,70,60,.9);
  flex-shrink:0;
}
.brand-text{display:flex;flex-direction:column;line-height:1.25;}
.brand-name{font-size:15px;font-weight:800;color:var(--ink);letter-spacing:.01em;}
.brand-sub{font-size:11px;color:var(--muted);letter-spacing:.08em;}
.nav-menu{display:flex;align-items:center;gap:6px;margin:0;}
.nav-menu > li > a{
  position:relative;
  display:inline-block;
  padding:10px 12px;
  font-size:14.5px;
  font-weight:500;
  color:var(--text);
  border-radius:8px;
  white-space:nowrap;
}
.nav-menu > li > a::after{
  content:"";
  position:absolute;
  left:12px;right:12px;bottom:4px;
  height:2px;
  background:var(--brand-2);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .24s ease;
  border-radius:2px;
}
.nav-menu > li > a:hover{color:var(--brand);}
.nav-menu > li > a:hover::after{transform:scaleX(1);}
.nav-menu > li > a.active{color:var(--brand);font-weight:700;}
.nav-menu > li > a.active::after{transform:scaleX(1);background:var(--accent);}
.nav-actions{display:flex;align-items:center;gap:14px;flex-shrink:0;}
.nav-link-quiet{font-size:14px;color:var(--muted);}
.nav-link-quiet:hover{color:var(--brand);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:13px 26px;
  border-radius:999px;
  font-size:15px;
  font-weight:600;
  line-height:1.2;
  border:1px solid transparent;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease,border-color .22s ease;
  white-space:nowrap;
}
.btn-primary{
  background:var(--grad-warm);
  background-size:110% 100%;
  color:#fff;
  box-shadow:0 12px 26px -16px rgba(232,98,60,.95);
}
.btn-primary:hover{
  color:#fff;
  background-position:6% 0;
  transform:translateY(-1px);
  box-shadow:0 18px 32px -16px rgba(232,98,60,.9);
}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{
  background:transparent;
  color:var(--brand);
  border-color:rgba(15,70,60,.28);
}
.btn-ghost:hover{
  background:var(--bg-2);
  border-color:var(--brand);
  color:var(--brand);
}
.btn-sm{padding:10px 20px;font-size:14px;}
.btn-light{
  background:#fff;
  color:var(--brand);
  box-shadow:0 14px 28px -20px rgba(0,0,0,.6);
}
.btn-light:hover{color:var(--accent);transform:translateY(-1px);}
.btn-outline-light{
  background:transparent;
  color:#fff;
  border-color:rgba(255,255,255,.5);
}
.btn-outline-light:hover{background:rgba(255,255,255,.14);color:#fff;border-color:#fff;}

.nav-toggle{
  display:none;
  width:44px;height:44px;
  border-radius:12px;
  border:1px solid var(--line);
  background:#fff;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:5px;
}
.nav-toggle span{
  display:block;
  width:18px;height:2px;
  background:var(--brand);
  border-radius:2px;
  transition:transform .25s ease,opacity .2s ease;
}

/* ---------- 移动抽屉 ---------- */
.drawer-mask{
  position:fixed;
  inset:0;
  background:rgba(18,33,30,.55);
  opacity:0;
  visibility:hidden;
  transition:opacity .28s ease,visibility .28s ease;
  z-index:98;
}
.mobile-drawer{
  position:fixed;
  top:0;right:0;
  width:82%;
  max-width:360px;
  height:100%;
  background:var(--bg);
  z-index:99;
  transform:translateX(105%);
  transition:transform .32s cubic-bezier(.4,0,.2,1);
  display:flex;
  flex-direction:column;
  box-shadow:-24px 0 60px -30px rgba(18,33,30,.6);
  overflow-y:auto;
}
body.drawer-open .drawer-mask{opacity:1;visibility:visible;}
body.drawer-open .mobile-drawer{transform:translateX(0);}
.drawer-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:18px 20px;
  border-bottom:1px solid var(--line);
}
.drawer-close{
  width:36px;height:36px;
  border-radius:50%;
  background:var(--bg-2);
  color:var(--brand);
  font-size:18px;
  line-height:1;
  display:flex;align-items:center;justify-content:center;
}
.drawer-nav{padding:12px 8px;flex:1;}
.drawer-nav a{
  display:block;
  padding:14px 16px;
  font-size:15px;
  color:var(--text);
  border-radius:12px;
}
.drawer-nav a.active{background:rgba(46,156,124,.12);color:var(--brand);font-weight:700;}
.drawer-foot{
  padding:18px 20px 26px;
  border-top:1px solid var(--line);
  background:var(--bg-2);
}
.drawer-foot .btn{width:100%;}
.drawer-foot p{margin-top:12px;font-size:13px;color:var(--muted);line-height:1.7;}

/* ---------- 面包屑 ---------- */
.crumb{
  padding:22px 0 0;
  font-size:13px;
  color:var(--muted);
}
.crumb a{color:var(--muted);}
.crumb a:hover{color:var(--accent);}
.crumb span.sep{margin:0 8px;color:#b9b1a3;}
.crumb .current{color:#9a9384;}

/* ---------- 分类 Hero ---------- */
.cat-hero{position:relative;padding:34px 0 72px;}
.cat-hero-grid{
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:48px;
  align-items:center;
}
.cat-hero h1{
  font-size:clamp(28px,4vw,44px);
  line-height:1.25;
  font-weight:800;
  letter-spacing:-.01em;
  color:var(--ink);
  margin-bottom:18px;
}
.cat-hero p.lead{
  font-size:16px;
  line-height:1.95;
  color:var(--muted);
  max-width:640px;
}
.cat-hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.hero-stats{
  display:flex;
  flex-wrap:wrap;
  gap:24px;
  margin-top:32px;
  padding-top:24px;
  border-top:1px solid var(--line);
}
.hero-stats div{display:flex;flex-direction:column;gap:2px;}
.hero-stats strong{font-size:22px;font-weight:800;color:var(--brand);line-height:1.2;}
.hero-stats span{font-size:13px;color:var(--muted);}
.hero-figure{
  position:relative;
  border-radius:var(--r-lg);
  overflow:hidden;
  box-shadow:var(--sd-2);
  background:var(--bg-2);
}
.hero-figure img{
  width:100%;
  height:100%;
  aspect-ratio:4/3;
  object-fit:cover;
}
.hero-figure::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(160deg,rgba(15,70,60,.42) 0%,rgba(15,70,60,.06) 60%);
}
.float-badge{
  position:absolute;
  left:18px;
  bottom:18px;
  background:#fff;
  border-radius:14px;
  padding:12px 16px;
  box-shadow:0 18px 40px -22px rgba(18,33,30,.75);
  z-index:2;
  display:flex;
  align-items:center;
  gap:10px;
}
.float-badge .dot{
  width:9px;height:9px;border-radius:50%;
  background:var(--mint);
  box-shadow:0 0 0 4px rgba(79,191,159,.18);
}
.float-badge b{font-size:13px;color:var(--ink);font-weight:700;display:block;line-height:1.3;}
.float-badge small{font-size:11px;color:var(--muted);display:block;line-height:1.4;}

/* ---------- 细则卡 ---------- */
.rule-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
  margin-top:44px;
}
.rule-card{
  position:relative;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:34px 28px 30px;
  box-shadow:var(--sd-1);
  overflow:hidden;
  transition:transform .26s ease,box-shadow .26s ease,border-color .26s ease;
}
.rule-card::before{
  content:"";
  position:absolute;
  top:0;left:0;right:0;
  height:5px;
}
.rule-card.c1::before{background:var(--brand-2);}
.rule-card.c2::before{background:var(--accent);}
.rule-card.c3::before{background:var(--mint);}
.rule-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--sd-2);
  border-color:rgba(46,156,124,.45);
}
.rule-icon{
  width:48px;height:48px;
  border-radius:12px;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:20px;
  margin-bottom:20px;
}
.c1 .rule-icon{background:rgba(46,156,124,.12);color:var(--brand-2);}
.c2 .rule-icon{background:rgba(232,98,60,.12);color:var(--accent);}
.c3 .rule-icon{background:rgba(79,191,159,.16);color:#2b8567;}
.rule-card h3{
  font-size:19px;
  line-height:1.45;
  font-weight:700;
  color:var(--ink);
  margin-bottom:10px;
}
.rule-card p{font-size:14.5px;line-height:1.9;color:var(--muted);}
.rule-list{margin-top:16px;display:flex;flex-direction:column;gap:8px;}
.rule-list li{
  position:relative;
  padding-left:18px;
  font-size:14px;
  color:var(--text);
  line-height:1.75;
}
.rule-list li::before{
  content:"";
  position:absolute;
  left:0;top:9px;
  width:6px;height:6px;
  border-radius:50%;
  background:var(--brand-2);
  opacity:.7;
}

/* ---------- 对照表 ---------- */
.compare-wrap{
  margin-top:44px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  overflow:hidden;
  box-shadow:var(--sd-1);
}
.compare-head{
  display:grid;
  grid-template-columns:1fr 1fr;
  background:var(--bg-2);
  border-bottom:1px solid var(--line);
}
.compare-head div{
  padding:18px 28px;
  font-size:14px;
  font-weight:700;
  color:var(--brand);
  letter-spacing:.02em;
}
.compare-head div+div{border-left:1px solid var(--line);}
.compare-row{
  display:grid;
  grid-template-columns:1fr 1fr;
  border-bottom:1px solid var(--line);
  transition:background .2s ease;
}
.compare-row:last-child{border-bottom:0;}
.compare-row:hover{background:rgba(242,237,228,.5);}
.compare-row > div{
  padding:22px 28px;
  font-size:14.5px;
  line-height:1.85;
}
.compare-row > div:first-child{
  color:var(--text);
  font-weight:600;
  display:flex;
  gap:10px;
  align-items:flex-start;
}
.compare-row > div:first-child i{
  color:var(--accent);
  font-size:15px;
  margin-top:5px;
}
.compare-row > div:last-child{
  color:var(--muted);
  border-left:1px solid var(--line);
  background:rgba(251,248,243,.6);
}
.compare-note{
  padding:16px 28px;
  background:var(--bg-2);
  font-size:13px;
  color:var(--muted);
  border-top:1px solid var(--line);
}

/* ---------- 隐私承诺 ---------- */
.promise-band{
  background:var(--grad-main);
  border-radius:var(--r-lg);
  padding:48px 44px;
  color:#fff;
  box-shadow:0 30px 60px -40px rgba(15,70,60,.9);
}
.promise-band h2{
  font-size:clamp(22px,2.6vw,30px);
  font-weight:700;
  line-height:1.35;
  color:#fff;
  margin-bottom:12px;
}
.promise-band p.promise-lead{
  font-size:15px;
  line-height:1.9;
  color:rgba(255,255,255,.78);
  max-width:720px;
}
.promise-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:18px;
  margin-top:34px;
}
.promise-item{
  background:rgba(255,255,255,.1);
  border:1px solid rgba(255,255,255,.18);
  border-radius:var(--r-md);
  padding:20px 18px;
  transition:background .24s ease,transform .24s ease;
}
.promise-item:hover{background:rgba(255,255,255,.17);transform:translateY(-3px);}
.promise-item i{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:28px;height:28px;
  border-radius:50%;
  background:rgba(79,191,159,.9);
  color:#0F463C;
  font-size:13px;
  margin-bottom:12px;
}
.promise-item b{
  display:block;
  font-size:15px;
  color:#fff;
  font-weight:700;
  margin-bottom:6px;
}
.promise-item span{
  display:block;
  font-size:13px;
  line-height:1.7;
  color:rgba(255,255,255,.72);
}

/* ---------- FAQ ---------- */
.faq-list{max-width:820px;margin-top:36px;}
.faq-item{
  border-bottom:1px solid var(--line);
  padding:6px 0;
}
.faq-item summary{
  list-style:none;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  padding:20px 0;
  cursor:pointer;
  font-size:16.5px;
  font-weight:600;
  line-height:1.55;
  color:var(--ink);
  transition:color .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--brand-2);}
.faq-item summary .faq-sign{
  flex-shrink:0;
  width:28px;height:28px;
  border-radius:50%;
  border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;
  font-size:14px;
  color:var(--brand);
  transition:transform .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.faq-item[open] summary .faq-sign{
  transform:rotate(45deg);
  background:var(--brand);
  border-color:var(--brand);
  color:#fff;
}
.faq-answer{
  padding:0 0 22px;
  font-size:15px;
  line-height:1.85;
  color:var(--muted);
  max-width:720px;
}

/* ---------- CTA 条 ---------- */
.cta-strip{
  background:var(--bg-2);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:44px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
}
.cta-strip h2{
  font-size:clamp(20px,2.4vw,28px);
  font-weight:700;
  line-height:1.4;
  color:var(--ink);
  margin-bottom:10px;
}
.cta-strip p{font-size:14.5px;color:var(--muted);line-height:1.85;max-width:560px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;flex-shrink:0;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--ink);
  color:rgba(255,255,255,.72);
  margin-top:88px;
  border-top:1px solid rgba(255,255,255,.12);
  padding:64px 0 0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-bottom:44px;
}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:18px;}
.footer-brand .brand-name{color:#fff;font-size:15px;font-weight:800;}
.footer-brand .brand-sub{color:rgba(255,255,255,.5);}
.site-footer p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.6);max-width:340px;}
.footer-col h4{
  font-size:14px;
  font-weight:700;
  color:#fff;
  margin-bottom:18px;
  letter-spacing:.04em;
}
.footer-col ul{display:flex;flex-direction:column;gap:12px;}
.footer-col a{font-size:14px;color:rgba(255,255,255,.66);}
.footer-col a:hover{color:var(--accent-2);}
.footer-contact li{
  display:flex;
  gap:10px;
  align-items:flex-start;
  font-size:14px;
  color:rgba(255,255,255,.66);
  line-height:1.7;
}
.footer-contact i{margin-top:6px;color:var(--mint);font-size:13px;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:22px 0 26px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  font-size:13px;
  color:rgba(255,255,255,.5);
  flex-wrap:wrap;
}
.footer-links{display:flex;gap:20px;flex-wrap:wrap;}
.footer-links a{font-size:13px;color:rgba(255,255,255,.5);}
.footer-links a:hover{color:var(--accent-2);}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .nav-menu{display:none;}
  .nav-toggle{display:flex;}
  .nav-link-quiet{display:none;}
  .section{padding:64px 0;}
  .cat-hero-grid{grid-template-columns:1fr;gap:36px;}
  .cat-hero{padding:26px 0 56px;}
  .hero-figure img{aspect-ratio:16/10;}
  .rule-grid{grid-template-columns:1fr;gap:20px;}
  .promise-grid{grid-template-columns:repeat(2,1fr);}
  .promise-band{padding:38px 28px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-strip{flex-direction:column;align-items:flex-start;padding:34px 28px;gap:22px;}
}
@media (max-width:768px){
  .container{padding:0 18px;}
  .section{padding:52px 0;}
  .section-tight{padding:44px 0;}
  .compare-head{grid-template-columns:1fr;}
  .compare-head div+div{border-left:0;border-top:1px solid var(--line);}
  .compare-row{grid-template-columns:1fr;}
  .compare-row > div{padding:16px 20px;}
  .compare-row > div:last-child{border-left:0;border-top:1px dashed var(--line);}
  .compare-head div{padding:14px 20px;}
  .compare-note{padding:14px 20px;}
  .hero-stats{gap:18px;}
  .topbar-left{display:none;}
  .topbar .container{justify-content:flex-end;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:12px;}
  .site-footer{margin-top:56px;padding-top:48px;}
  .promise-grid{grid-template-columns:1fr;}
}
@media (max-width:520px){
  .brand-name{font-size:13.5px;}
  .brand-sub{font-size:10px;}
  .nav-inner{min-height:64px;}
  .cat-hero h1{font-size:26px;}
  .cat-hero-actions .btn{width:100%;}
  .rule-card{padding:28px 22px 26px;}
  .promise-band{padding:30px 20px;border-radius:20px;}
  .cta-strip{padding:26px 20px;border-radius:20px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .float-badge{left:12px;bottom:12px;padding:10px 12px;}
  .faq-item summary{font-size:15.5px;}
  .hero-stats strong{font-size:19px;}
}

/* roulang page: category2 */
:root{
  --ink:#12211E;
  --brand:#0F463C;
  --brand-2:#2E9C7C;
  --accent:#E8623C;
  --accent-2:#F0A05A;
  --mint:#4FBF9F;
  --bg:#FBF8F3;
  --bg-2:#F2EDE4;
  --line:#E3DCCF;
  --text:#2A3A36;
  --muted:#5C6B66;
  --white:#FFFFFF;
  --grad-main:linear-gradient(135deg,#0F463C 0%,#1E7A63 58%,#2E9C7C 100%);
  --grad-warm:linear-gradient(120deg,#E8623C,#F0A05A);
  --radius-lg:24px;
  --radius-md:16px;
  --radius-sm:12px;
  --shadow-1:0 2px 8px rgba(18,33,30,.05);
  --shadow-2:0 20px 44px -24px rgba(15,70,60,.30);
  --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","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.9;
  color:var(--text);
  background:var(--bg);
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;border-style:none;}
a{color:var(--brand);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--accent);}
h1,h2,h3,h4,h5{color:var(--ink);margin:0;font-weight:700;line-height:1.3;}
h1{font-size:clamp(30px,4.4vw,48px);line-height:1.22;font-weight:800;letter-spacing:-.01em;}
h2{font-size:clamp(24px,3vw,34px);line-height:1.3;}
h3{font-size:20px;line-height:1.45;}
h4{font-size:16px;line-height:1.5;}
p{margin:0 0 16px;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;}
figure{margin:0;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
.row{max-width:none;margin-left:-12px;margin-right:-12px;}
.row .column,.row .columns{padding-left:12px;padding-right:12px;}

/* ---------- 顶部信息条 ---------- */
.topbar{background:#0B2E27;color:#E7F1EE;font-size:13px;line-height:1.7;}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:36px;}
.topbar-note{color:rgba(231,241,238,.78);letter-spacing:.02em;}
.topbar-actions{display:flex;align-items:center;gap:12px;}
.topbar-actions a{color:#E7F1EE;font-size:13px;}
.topbar-actions a:hover{color:var(--accent-2);}
.topbar-divider{width:1px;height:12px;background:rgba(255,255,255,.24);}

/* ---------- 主导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(251,248,243,.98);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.scrolled{box-shadow:0 10px 28px -22px rgba(15,70,60,.55);}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:72px;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;color:var(--ink);}
.brand:hover{color:var(--ink);}
.brand-mark{
  width:38px;height:38px;border-radius:12px;flex-shrink:0;
  background:var(--grad-main);color:#fff;
  display:grid;place-items:center;font-size:18px;font-weight:800;
  box-shadow:0 10px 20px -14px rgba(15,70,60,.9);
}
.brand-text{display:flex;flex-direction:column;line-height:1.25;}
.brand-name{font-size:15px;font-weight:800;color:var(--ink);letter-spacing:-.01em;}
.brand-sub{font-size:11px;color:var(--muted);letter-spacing:.08em;}
.nav-menu{display:flex;align-items:center;gap:2px;list-style:none;margin:0;padding:0;}
.nav-menu>li{list-style:none;}
.nav-menu>li>a{
  display:block;position:relative;
  padding:8px 11px;border-radius:8px;
  font-size:14px;color:var(--text);white-space:nowrap;
}
.nav-menu>li>a::after{
  content:"";position:absolute;left:11px;right:11px;bottom:2px;height:2px;
  background:var(--brand-2);border-radius:2px;
  transform:scaleX(0);transform-origin:left;transition:transform .22s ease;
}
.nav-menu>li>a:hover{color:var(--brand);}
.nav-menu>li>a:hover::after{transform:scaleX(1);}
.nav-menu>li>a.active{color:var(--brand);font-weight:700;}
.nav-menu>li>a.active::after{transform:scaleX(1);}
.nav-actions{display:flex;align-items:center;gap:14px;flex-shrink:0;}
.nav-link-quiet{font-size:14px;color:var(--muted);}
.nav-link-quiet:hover{color:var(--accent);}
.nav-toggle{
  display:none;width:42px;height:42px;padding:0;
  flex-direction:column;align-items:center;justify-content:center;gap:4px;
  border:1px solid var(--line);border-radius:12px;background:#fff;cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--brand);transition:transform .22s ease,opacity .22s ease;}
body.nav-open .nav-toggle span:nth-child(1){transform:translateY(6px) rotate(45deg);}
body.nav-open .nav-toggle span:nth-child(2){opacity:0;}
body.nav-open .nav-toggle span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 24px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:600;line-height:1.2;cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--grad-warm);color:#fff;box-shadow:0 12px 26px -16px rgba(232,98,60,.9);}
.btn-primary:hover{color:#fff;transform:translateY(-1px);box-shadow:0 20px 34px -18px rgba(232,98,60,.95);background:linear-gradient(120deg,#EE6E48,#F5A96A);}
.btn-primary:active{transform:translateY(0);box-shadow:0 8px 18px -14px rgba(232,98,60,.8);}
.btn-ghost{background:transparent;border-color:rgba(15,70,60,.28);color:var(--brand);}
.btn-ghost:hover{background:var(--bg-2);border-color:var(--brand);color:var(--brand);}
.btn-light{background:#fff;color:var(--brand);box-shadow:var(--shadow-1);}
.btn-light:hover{color:var(--accent);transform:translateY(-1px);box-shadow:var(--shadow-2);}
.btn-sm{padding:9px 18px;font-size:14px;}
.btn-block{width:100%;}

/* ---------- 首屏 ---------- */
.page-hero{
  position:relative;padding:52px 0 76px;overflow:hidden;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(251,248,243,.97) 0%,rgba(251,248,243,.93) 48%,rgba(242,237,228,.82) 100%);
}
.page-hero>.container{position:relative;z-index:1;}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:22px;flex-wrap:wrap;}
.crumb a{color:var(--muted);}
.crumb a:hover{color:var(--accent);}
.crumb .sep{color:var(--line);}
.crumb .current{color:#8C9A95;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;
  background:rgba(46,156,124,.13);color:var(--brand);
  font-size:12px;font-weight:700;letter-spacing:.04em;margin-bottom:18px;
}
.eyebrow i{font-size:12px;}
.hero-sub{font-size:17px;color:var(--muted);line-height:1.85;margin:18px 0 26px;max-width:560px;}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:26px;}
.trust-bar{display:flex;align-items:center;gap:12px;flex-wrap:wrap;font-size:13px;color:var(--muted);}
.trust-bar .dot{width:1px;height:12px;background:#CFC6B6;}
.hero-figure{position:relative;margin:0;}
.hero-figure img{
  width:100%;aspect-ratio:4/3;object-fit:cover;
  border-radius:var(--radius-lg);box-shadow:var(--shadow-2);
  background:var(--bg-2);
}
.float-badge{
  position:absolute;right:-4px;bottom:22px;
  display:flex;align-items:center;gap:8px;
  padding:10px 16px;border-radius:14px;background:#fff;
  font-size:13px;font-weight:600;color:var(--brand);
  box-shadow:0 16px 34px -20px rgba(15,70,60,.65);
}
.pulse{width:8px;height:8px;border-radius:50%;background:var(--mint);box-shadow:0 0 0 4px rgba(79,191,159,.18);flex-shrink:0;}

/* ---------- 板块通用 ---------- */
.section{padding:88px 0;}
.section-alt{background:var(--bg-2);}
.section-head{max-width:780px;margin-bottom:44px;}
.section-head h2{margin-bottom:14px;}
.section-head p{font-size:16px;color:var(--muted);margin:0;}
.sec-tag{
  display:inline-block;margin-bottom:14px;
  padding:4px 12px;border-radius:999px;
  background:rgba(15,70,60,.08);color:var(--brand);
  font-size:12px;font-weight:700;letter-spacing:.06em;
}

/* ---------- 上手三步 ---------- */
.steps-row{margin-bottom:0;}
.step-item{
  position:relative;height:100%;
  background:#fff;border:1px solid var(--line);border-radius:18px;
  padding:30px 24px 26px;
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.step-item::before{
  content:"";position:absolute;left:24px;top:0;width:46px;height:3px;
  border-radius:0 0 4px 4px;background:var(--grad-warm);
}
.step-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(46,156,124,.45);}
.step-num{display:block;font-size:13px;font-weight:800;color:var(--accent);letter-spacing:.1em;}
.step-item h3{font-size:18px;margin:8px 0 10px;}
.step-item p{font-size:14px;color:var(--muted);line-height:1.8;margin:0;}

/* ---------- 图文交错 ---------- */
.feature-block{margin-bottom:64px;}
.feature-block:last-child{margin-bottom:0;}
.feature-media img{
  width:100%;aspect-ratio:16/10;object-fit:cover;
  border-radius:20px;box-shadow:0 16px 36px -26px rgba(15,70,60,.55);
  background:var(--bg-2);
}
.feature-step{
  display:inline-flex;align-items:center;gap:8px;
  padding:4px 12px;border-radius:999px;margin-bottom:12px;
  background:rgba(46,156,124,.13);color:var(--brand);
  font-size:12px;font-weight:700;letter-spacing:.06em;
}
.feature-copy h3{font-size:22px;margin-bottom:12px;}
.feature-copy p{font-size:16px;color:var(--muted);line-height:1.9;margin-bottom:16px;}
.point-list{list-style:none;margin:0;padding:0;display:grid;gap:10px;}
.point-list li{display:flex;align-items:flex-start;gap:10px;font-size:15px;line-height:1.8;color:var(--text);}
.point-list i{color:var(--brand-2);font-size:13px;margin-top:8px;flex-shrink:0;}
@media screen and (min-width:640px){
  .fb-reverse .col-media{order:2;}
  .fb-reverse .col-copy{order:1;}
}

/* ---------- 功能徽章网格 ---------- */
.module-card{
  display:flex;align-items:flex-start;gap:14px;height:100%;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);
  padding:22px;
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.module-card:hover{transform:translateY(-4px);border-color:rgba(46,156,124,.45);box-shadow:var(--shadow-2);}
.module-icon{
  width:44px;height:44px;flex-shrink:0;border-radius:12px;
  display:grid;place-items:center;
  background:rgba(79,191,159,.16);color:var(--brand);font-size:17px;
}
.module-card h4{font-size:15px;margin-bottom:4px;}
.module-card p{font-size:13px;color:var(--muted);line-height:1.7;margin:0;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:820px;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item:first-child{border-top:1px solid var(--line);}
.faq-item summary{
  position:relative;list-style:none;cursor:pointer;
  padding:20px 40px 20px 0;
  font-size:17px;font-weight:600;line-height:1.55;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";position:absolute;right:4px;top:50%;transform:translateY(-50%);
  font-size:22px;font-weight:400;color:var(--brand-2);transition:transform .18s ease;
}
.faq-item[open] summary::after{content:"−";}
.faq-item summary:hover{color:var(--brand);}
.faq-body{padding:0 40px 22px 0;font-size:15px;color:var(--muted);line-height:1.85;}

/* ---------- CTA 横条 ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--radius-lg);
  padding:46px 44px;
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  background-image:linear-gradient(120deg,rgba(15,70,60,.96) 0%,rgba(30,122,99,.92) 58%,rgba(46,156,124,.86) 100%),url('/assets/images/backpic/back-3.webp');
  background-size:cover;background-position:center;
  box-shadow:0 26px 60px -40px rgba(15,70,60,.9);
}
.cta-band h2{color:#fff;font-size:clamp(22px,2.6vw,30px);margin-bottom:10px;}
.cta-band p{color:rgba(255,255,255,.82);font-size:15px;margin:0;max-width:520px;}
.cta-band .btn{flex-shrink:0;}

/* ---------- 咨询区 ---------- */
.contact-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:28px;align-items:start;}
.contact-card{
  background:#fff;border:1px solid var(--line);border-radius:20px;padding:30px;
  box-shadow:var(--shadow-1);
}
.contact-card h3{font-size:19px;margin-bottom:8px;}
.contact-card .card-note{font-size:14px;color:var(--muted);margin-bottom:20px;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:14px;font-weight:600;color:var(--ink);margin-bottom:8px;}
.field .req{color:var(--accent);margin-left:2px;}
.field input,.field textarea{
  display:block;width:100%;margin:0;
  padding:0 14px;height:48px;
  border:1px solid var(--line);border-radius:var(--radius-sm);
  background:#FDFBF7;color:var(--text);
  font-family:inherit;font-size:15px;line-height:1.6;
  box-shadow:none;transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.field textarea{height:120px;padding:12px 14px;resize:vertical;}
.field input:focus,.field textarea:focus{
  outline:none;background:#fff;
  border-color:var(--brand-2);
  box-shadow:0 0 0 3px rgba(46,156,124,.16);
}
.field input::placeholder,.field textarea::placeholder{color:#9AA8A2;}
.form-tip{font-size:12px;color:var(--muted);line-height:1.7;margin:12px 0 0;}
.contact-list{list-style:none;margin:0;padding:0;display:grid;gap:16px;}
.contact-list li{display:flex;align-items:flex-start;gap:12px;font-size:15px;line-height:1.75;}
.contact-list i{
  width:36px;height:36px;flex-shrink:0;border-radius:10px;
  display:grid;place-items:center;
  background:rgba(15,70,60,.08);color:var(--brand);font-size:14px;margin-top:2px;
}
.contact-list strong{display:block;font-size:14px;color:var(--ink);}
.contact-list span{color:var(--muted);font-size:14px;}
.privacy-box{
  margin-top:28px;border:1px dashed rgba(15,70,60,.22);border-radius:16px;
  padding:20px 22px;background:rgba(255,255,255,.6);
}
.privacy-box h4{font-size:15px;margin-bottom:10px;}
.privacy-box ul{list-style:none;margin:0;padding:0;display:grid;gap:8px;}
.privacy-box li{display:flex;gap:8px;align-items:flex-start;font-size:13px;color:var(--muted);line-height:1.75;}
.privacy-box i{color:var(--mint);font-size:12px;margin-top:6px;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:rgba(255,255,255,.72);padding-top:64px;}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:32px;
  padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.12);
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-name{color:#fff;font-size:15px;}
.footer-brand .brand-sub{color:rgba(255,255,255,.55);}
.site-footer p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.66);margin:0;max-width:320px;}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px;font-weight:700;}
.footer-col ul{list-style:none;margin:0;padding:0;display:grid;gap:10px;}
.footer-col a{color:rgba(255,255,255,.72);font-size:14px;}
.footer-col a:hover{color:var(--accent-2);}
.footer-contact li{display:flex;align-items:center;gap:10px;font-size:14px;color:rgba(255,255,255,.72);}
.footer-contact i{color:var(--mint);width:14px;text-align:center;font-size:13px;}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:22px 0;font-size:13px;color:rgba(255,255,255,.55);
}
.footer-links{display:flex;gap:18px;flex-wrap:wrap;}
.footer-links a{color:rgba(255,255,255,.6);font-size:13px;}
.footer-links a:hover{color:var(--accent-2);}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1024px){
  .nav-toggle{display:flex;}
  .nav-menu{
    position:fixed;top:0;left:0;z-index:80;
    width:82%;max-width:340px;height:100vh;
    flex-direction:column;align-items:stretch;gap:0;
    padding:92px 20px 28px;
    background:#fff;box-shadow:24px 0 60px -30px rgba(18,33,30,.5);
    transform:translateX(-105%);transition:transform .28s ease;
    overflow-y:auto;
  }
  body.nav-open .nav-menu{transform:translateX(0);}
  body.nav-open::before{
    content:"";position:fixed;inset:0;z-index:70;
    background:rgba(18,33,30,.5);
  }
  .nav-menu>li>a{padding:14px 6px;font-size:16px;border-bottom:1px solid var(--line);border-radius:0;}
  .nav-menu>li>a::after{display:none;}
  .nav-menu>li>a.active{background:rgba(46,156,124,.1);border-radius:10px;padding-left:12px;}
  .nav-link-quiet{display:none;}
  .section{padding:64px 0;}
  .page-hero{padding:40px 0 60px;}
  .feature-block{margin-bottom:48px;}
}
@media screen and (max-width:900px){
  .contact-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media screen and (max-width:768px){
  .container{padding:0 20px;}
  .nav-inner{min-height:64px;}
  .brand-name{font-size:13px;}
  .brand-sub{font-size:10px;letter-spacing:.04em;}
  .brand-mark{width:34px;height:34px;border-radius:10px;font-size:16px;}
  .hero-figure img{aspect-ratio:16/10;}
  .float-badge{right:8px;bottom:12px;font-size:12px;padding:8px 12px;}
  .cta-band{padding:34px 26px;}
  .cta-band .btn{width:100%;}
  .section-head{margin-bottom:32px;}
  .contact-card{padding:24px 20px;}
}
@media screen and (max-width:640px){
  .topbar-note{display:none;}
  .topbar-inner{justify-content:flex-end;}
  .section{padding:44px 0;}
  .page-hero{padding:30px 0 46px;}
  .hero-sub{font-size:16px;}
  .hero-actions{width:100%;}
  .hero-actions .btn{flex:1 1 auto;}
  .trust-bar{font-size:12px;gap:8px;}
  .feature-copy h3{font-size:19px;}
  .feature-media img{aspect-ratio:16/11;}
  .footer-grid{grid-template-columns:1fr;gap:22px;}
  .site-footer{padding-top:48px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:10px;}
  .cta-band{border-radius:18px;}
}
@media screen and (max-width:520px){
  .module-card{padding:18px 16px;gap:12px;}
  .module-icon{width:38px;height:38px;font-size:15px;}
  .brand-name{font-size:12px;}
  .nav-actions{gap:8px;}
  .nav-actions .btn-sm{padding:8px 14px;font-size:13px;}
}

/* roulang page: category4 */
:root{
  --ink:#12211E;
  --brand:#0F463C;
  --brand-2:#2E9C7C;
  --accent:#E8623C;
  --accent-2:#F0A05A;
  --mint:#4FBF9F;
  --bg:#FBF8F3;
  --bg-2:#F2EDE4;
  --line:#E3DCCF;
  --text:#2A3A36;
  --muted:#5C6B66;
  --white:#FFFFFF;
  --grad-main:linear-gradient(135deg,#0F463C 0%,#1E7A63 58%,#2E9C7C 100%);
  --grad-warm:linear-gradient(120deg,#E8623C,#F0A05A);
  --radius-lg:24px;
  --radius-md:16px;
  --radius-sm:12px;
  --shadow-1:0 2px 8px rgba(18,33,30,.05);
  --shadow-2:0 20px 44px -24px rgba(15,70,60,.30);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;font-size:16px;line-height:1.9;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
img{display:block;max-width:100%;height:auto}
a{color:var(--brand);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--accent)}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;line-height:1.3;letter-spacing:-.01em}
h1{font-size:clamp(28px,4vw,42px);line-height:1.24;font-weight:800}
h2{font-size:clamp(23px,2.9vw,34px)}
h3{font-size:19px;line-height:1.45;font-weight:600}
h4{font-size:15px;font-weight:600}
p{margin:0 0 14px}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font:inherit;cursor:pointer}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.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}

/* ===== 顶部信息条 ===== */
.topbar{background:#0B332C;color:rgba(255,255,255,.78);font-size:13px;line-height:1}
.topbar .container{display:flex;align-items:center;justify-content:space-between;height:36px;gap:16px}
.topbar-left{display:flex;align-items:center;gap:10px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.topbar-left .dotm{width:6px;height:6px;border-radius:50%;background:var(--mint);flex:none}
.topbar-right{display:flex;align-items:center;gap:12px;flex:none}
.topbar-right a{color:rgba(255,255,255,.82);font-size:13px}
.topbar-right a:hover{color:var(--mint)}
.topbar-sep{width:1px;height:12px;background:rgba(255,255,255,.24);display:inline-block}

/* ===== 主导航 ===== */
.site-header{position:sticky;top:0;z-index:60;background:rgba(251,248,243,.94);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--line);transition:box-shadow .25s ease}
.site-header.is-scrolled{box-shadow:0 10px 28px -22px rgba(18,33,30,.7)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:76px}
.brand{display:flex;align-items:center;gap:12px;flex:none}
.brand-mark{width:38px;height:38px;border-radius:12px;background:var(--grad-main);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:18px;letter-spacing:0;flex:none;box-shadow:0 8px 18px -12px rgba(15,70,60,.9)}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-name{font-size:16px;font-weight:800;color:var(--ink);letter-spacing:-.01em}
.brand-sub{font-size:11px;color:var(--muted);letter-spacing:.06em}
.nav-menu{display:flex;align-items:center;gap:2px;flex-wrap:nowrap}
.nav-menu a{display:block;position:relative;padding:10px 11px;font-size:14px;font-weight:500;color:var(--text);white-space:nowrap}
.nav-menu a::after{content:"";position:absolute;left:11px;right:11px;bottom:2px;height:2px;border-radius:2px;background:var(--brand-2);transform:scaleX(0);transform-origin:left center;transition:transform .22s ease}
.nav-menu a:hover{color:var(--brand)}
.nav-menu a:hover::after,.nav-menu a.active::after{transform:scaleX(1)}
.nav-menu a.active{color:var(--brand);font-weight:700}
.nav-actions{display:flex;align-items:center;gap:14px;flex:none}
.nav-link-quiet{font-size:14px;color:var(--muted)}
.nav-link-quiet:hover{color:var(--accent)}
.nav-toggle{display:none;width:40px;height:40px;border:1px solid var(--line);border-radius:12px;background:#fff;flex-direction:column;align-items:center;justify-content:center;gap:4px;padding:0;transition:border-color .2s}
.nav-toggle:hover{border-color:var(--brand-2)}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--brand);transition:transform .25s ease,opacity .25s ease}
.nav-toggle.is-active span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle.is-active span:nth-child(2){opacity:0}
.nav-toggle.is-active span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
.nav-overlay{position:fixed;inset:0;background:rgba(18,33,30,.55);opacity:0;visibility:hidden;transition:opacity .28s ease,visibility .28s ease;z-index:55}
.nav-overlay.show{opacity:1;visibility:visible}

/* ===== 按钮体系 ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 28px;border-radius:999px;border:1px solid transparent;font-size:15px;font-weight:600;line-height:1.2;cursor:pointer;transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease,border-color .22s ease;text-align:center}
.btn i{font-size:13px}
.btn-primary{background:var(--grad-warm);color:#fff;box-shadow:0 12px 26px -16px rgba(232,98,60,.95)}
.btn-primary:hover{color:#fff;transform:translateY(-1px);box-shadow:0 18px 32px -16px rgba(232,98,60,1);filter:saturate(1.06)}
.btn-primary:active{transform:translateY(0);box-shadow:0 8px 18px -14px rgba(232,98,60,.9)}
.btn-ghost{background:transparent;border-color:rgba(15,70,60,.25);color:var(--brand)}
.btn-ghost:hover{background:var(--bg-2);border-color:var(--brand);color:var(--brand)}
.btn-outline-light{background:transparent;border-color:rgba(255,255,255,.45);color:#fff}
.btn-outline-light:hover{background:rgba(255,255,255,.14);border-color:#fff;color:#fff}
.btn-sm{padding:9px 18px;font-size:13.5px}
.btn-block{width:100%}

/* ===== 首屏 ===== */
.page-hero{position:relative;overflow:hidden;padding:76px 0 82px;text-align:center;background-color:var(--brand);background-image:url('/assets/images/backpic/back-1.png');background-size:cover;background-position:center}
.page-hero::before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(15,70,60,.95) 0%,rgba(30,122,99,.88) 58%,rgba(46,156,124,.80) 100%)}
.page-hero .container{position:relative;z-index:2}
.hero-badge{display:inline-flex;align-items:center;gap:8px;padding:6px 16px;border-radius:999px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.26);color:#fff;font-size:12.5px;font-weight:600;letter-spacing:.06em;margin-bottom:20px}
.hero-badge .dot{width:7px;height:7px;border-radius:50%;background:var(--mint);box-shadow:0 0 0 4px rgba(79,191,159,.22)}
.page-hero h1{color:#fff;max-width:900px;margin:0 auto}
.hero-sub{max-width:660px;margin:18px auto 0;color:rgba(255,255,255,.84);font-size:16px;line-height:1.85}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;margin-top:30px}
.hero-meta{display:flex;flex-wrap:wrap;justify-content:center;gap:10px 24px;margin-top:28px;color:rgba(255,255,255,.72);font-size:13px}
.hero-meta span{display:inline-flex;align-items:center;gap:7px}
.hero-meta i{color:var(--mint)}

/* ===== 提醒条 ===== */
.notice-bar{margin-top:-32px;position:relative;z-index:5}
.notice-inner{display:flex;align-items:center;gap:14px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);box-shadow:var(--shadow-1);padding:16px 22px}
.notice-icon{width:34px;height:34px;border-radius:10px;background:rgba(79,191,159,.16);color:#1B7A5F;display:flex;align-items:center;justify-content:center;flex:none;font-size:15px}
.notice-text{flex:1;min-width:0;font-size:14.5px;color:var(--muted)}
.notice-text strong{color:var(--ink);font-weight:700}
.notice-inner .text-link{margin-top:0}

/* ===== 板块通用 ===== */
.section{padding:88px 0}
.section-alt{background:var(--bg-2)}
.section-head{max-width:720px;margin-bottom:40px}
.eyebrow{display:inline-block;font-size:12px;font-weight:600;letter-spacing:.08em;color:#1B7A5F;background:rgba(46,156,124,.11);padding:5px 13px;border-radius:999px;margin-bottom:14px}
.section-head h2{margin-bottom:12px}
.section-head p{color:var(--muted);font-size:15.5px;line-height:1.85}

/* ===== 时间线 ===== */
.month-block + .month-block{margin-top:52px}
.month-label{display:flex;align-items:baseline;gap:12px;padding-bottom:14px;border-bottom:1px solid var(--line);margin-bottom:4px}
.month-label span{font-size:20px;font-weight:800;color:var(--ink);letter-spacing:-.01em}
.month-label em{font-style:normal;font-size:12.5px;color:var(--muted);background:#fff;border:1px solid var(--line);padding:2px 11px;border-radius:999px;font-variant-numeric:tabular-nums}
.timeline-item{display:flex;gap:22px;padding:26px 0;border-bottom:1px dashed var(--line)}
.timeline-item:last-child{border-bottom:none;padding-bottom:0}
.date-badge{flex:none;width:80px;border-radius:14px;background:#fff;border:1px solid var(--line);padding:10px 6px;text-align:center;transition:border-color .22s ease,box-shadow .22s ease,transform .22s ease}
.date-badge strong{display:block;font-size:20px;font-weight:800;color:var(--brand);line-height:1.2;font-variant-numeric:tabular-nums}
.date-badge span{display:block;font-size:12px;color:var(--muted);line-height:1.5}
.timeline-item:hover .date-badge{border-color:rgba(46,156,124,.5);box-shadow:var(--shadow-1);transform:translateY(-2px)}
.timeline-body{flex:1;min-width:0}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:9px}
.tag{display:inline-block;font-size:12px;font-weight:600;padding:3px 11px;border-radius:999px;background:rgba(15,70,60,.07);color:var(--brand);letter-spacing:.02em}
.tag-mint{background:rgba(79,191,159,.16);color:#17805F}
.tag-warm{background:rgba(232,98,60,.12);color:#C24A28}
.timeline-body h3{margin-bottom:6px;font-size:18.5px}
.timeline-body p{color:var(--muted);font-size:15px;line-height:1.85;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.text-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand);margin-top:10px}
.text-link i{font-size:14px;transition:transform .22s ease}
.text-link:hover{color:var(--accent)}
.text-link:hover i{transform:translateX(4px)}
.month-more{display:flex;justify-content:center;margin-top:44px}

/* ===== 公告速读 ===== */
.read-row{display:flex;flex-wrap:wrap;align-items:center;margin-left:-12px;margin-right:-12px}
.read-row .column{padding-left:12px;padding-right:12px}
.read-media{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-2);background:var(--bg-2)}
.read-media img{width:100%;aspect-ratio:16/11;object-fit:cover;transition:transform .5s ease}
.read-media:hover img{transform:scale(1.03)}
.float-badge{position:absolute;right:16px;top:16px;display:flex;align-items:center;gap:8px;background:#fff;border-radius:14px;padding:9px 14px;font-size:12.5px;font-weight:600;color:var(--ink);box-shadow:var(--shadow-1)}
.float-badge .dot{width:8px;height:8px;border-radius:50%;background:var(--mint);box-shadow:0 0 0 4px rgba(79,191,159,.18)}
.read-list{display:flex;flex-direction:column;gap:16px;margin-top:28px}
.read-item{display:flex;gap:16px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);padding:20px 22px;transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease}
.read-item:hover{transform:translateY(-4px);border-color:rgba(46,156,124,.45);box-shadow:var(--shadow-2)}
.read-num{width:34px;height:34px;border-radius:10px;background:rgba(15,70,60,.08);color:var(--brand);display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:800;flex:none;font-variant-numeric:tabular-nums}
.read-item h3{font-size:16.5px;margin-bottom:4px}
.read-item p{font-size:14.5px;color:var(--muted);line-height:1.8;margin:0}

/* ===== CTA ===== */
.cta-wrap{padding:0 0 88px}
.cta-card{position:relative;overflow:hidden;border-radius:28px;background:var(--grad-main);padding:52px 48px;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;color:#fff}
.cta-card::after{content:"";position:absolute;width:340px;height:340px;border-radius:50%;background:rgba(79,191,159,.18);right:-110px;top:-140px;pointer-events:none}
.cta-card::before{content:"";position:absolute;width:200px;height:200px;border-radius:50%;background:rgba(232,98,60,.16);left:-70px;bottom:-110px;pointer-events:none}
.cta-copy{position:relative;z-index:2;max-width:600px}
.cta-copy h2{color:#fff;margin-bottom:12px;font-size:clamp(22px,2.6vw,30px)}
.cta-copy p{color:rgba(255,255,255,.8);font-size:15px;line-height:1.85;margin:0}
.cta-actions{position:relative;z-index:2;display:flex;gap:14px;flex-wrap:wrap}

/* ===== 页脚 ===== */
.site-footer{background:var(--ink);color:rgba(255,255,255,.66);padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.25fr;gap:40px;padding-bottom:44px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:18px}
.footer-brand .brand-mark{background:var(--grad-warm)}
.footer-brand .brand-name{color:#fff;font-size:15px}
.footer-brand .brand-sub{color:rgba(255,255,255,.45)}
.footer-grid p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.58);max-width:330px;margin:0}
.footer-col h4{color:#fff;font-size:15px;font-weight:600;margin-bottom:16px}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{color:rgba(255,255,255,.66);font-size:14px}
.footer-col a:hover{color:var(--mint)}
.footer-contact li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:rgba(255,255,255,.66);line-height:1.7}
.footer-contact i{color:var(--mint);margin-top:6px;font-size:13px;width:14px;flex:none;text-align:center}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:20px 0 26px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.45)}
.footer-links{display:flex;gap:20px;flex-wrap:wrap}
.footer-links a{color:rgba(255,255,255,.52);font-size:13px}
.footer-links a:hover{color:var(--mint)}

/* ===== 响应式 ===== */
@media (max-width:1200px){
  .nav-menu a{padding:10px 8px;font-size:13.5px}
  .brand-name{font-size:15px}
}
@media (max-width:1024px){
  .section{padding:64px 0}
  .page-hero{padding:60px 0 68px}
  .cta-wrap{padding-bottom:64px}
  .footer-grid{grid-template-columns:1.6fr 1fr 1fr;gap:32px}
  .footer-grid > div:last-child{grid-column:1 / -1}
  nav[aria-label="主导航"]{position:fixed;top:0;right:0;width:82%;max-width:340px;height:100vh;background:#fff;padding:92px 22px 40px;transform:translateX(102%);transition:transform .3s cubic-bezier(.4,0,.2,1);box-shadow:-24px 0 60px -30px rgba(18,33,30,.6);z-index:70;overflow-y:auto;display:block}
  nav[aria-label="主导航"].is-open{transform:translateX(0)}
  .nav-menu{flex-direction:column;align-items:stretch;gap:0}
  .nav-menu a{padding:15px 6px;font-size:16px;border-bottom:1px solid var(--line);white-space:normal}
  .nav-menu a::after{display:none}
  .nav-menu a.active{color:var(--brand);font-weight:700}
  .nav-menu li:last-child a{border-bottom:none}
  .nav-toggle{display:flex}
  body.nav-open{overflow:hidden}
  .read-row .column.large-5{flex:0 0 100%;max-width:100%;margin-bottom:32px}
  .read-row .column.large-7{flex:0 0 100%;max-width:100%}
  .read-item{margin-top:0}
}
@media (max-width:768px){
  .topbar .container{height:34px}
  .topbar-left{font-size:12px;max-width:52%}
  .topbar-right .hide-sm{display:none}
  .nav-inner{min-height:66px;gap:12px}
  .brand-mark{width:34px;height:34px;font-size:16px;border-radius:10px}
  .brand-name{font-size:14px}
  .brand-sub{display:none}
  .nav-link-quiet{display:none}
  .page-hero{padding:48px 0 60px}
  .hero-sub{font-size:15px;margin-top:14px}
  .hero-actions{margin-top:24px;gap:10px}
  .hero-actions .btn{padding:12px 22px;font-size:14px}
  .hero-meta{font-size:12.5px;gap:8px 18px;margin-top:22px}
  .notice-inner{flex-direction:column;align-items:flex-start;gap:10px;padding:16px 18px}
  .notice-inner .text-link{margin-top:2px}
  .section{padding:48px 0}
  .section-head{margin-bottom:28px}
  .month-label span{font-size:18px}
  .timeline-item{gap:16px;padding:22px 0}
  .date-badge{width:66px;padding:8px 4px}
  .date-badge strong{font-size:17px}
  .date-badge span{font-size:11px}
  .timeline-body h3{font-size:16.5px}
  .timeline-body p{font-size:14px}
  .cta-card{padding:36px 24px;border-radius:22px}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1 1 auto}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px 24px;padding-bottom:34px}
  .footer-grid > div:first-child{grid-column:1 / -1}
  .footer-grid > div:last-child{grid-column:1 / -1}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:12px}
}
@media (max-width:520px){
  .container{padding:0 18px}
  .timeline-item{flex-direction:column;gap:12px}
  .date-badge{width:auto;align-self:flex-start;display:inline-flex;align-items:baseline;gap:8px;padding:6px 14px;border-radius:999px}
  .date-badge strong{font-size:15px}
  .date-badge span{font-size:12px}
  .read-item{padding:18px}
  .month-more .btn{width:100%}
  .footer-links{gap:14px}
}

/* roulang page: category5 */
:root{
  --ink:#12211E;
  --brand:#0F463C;
  --brand-2:#2E9C7C;
  --accent:#E8623C;
  --accent-2:#F0A05A;
  --mint:#4FBF9F;
  --bg:#FBF8F3;
  --bg-2:#F2EDE4;
  --line:#E3DCCF;
  --text:#2A3A36;
  --muted:#5C6B66;
  --white:#FFFFFF;
  --grad-brand:linear-gradient(135deg,#0F463C 0%,#1E7A63 58%,#2E9C7C 100%);
  --grad-warm:linear-gradient(120deg,#E8623C,#F0A05A);
  --r-lg:24px;
  --r-md:16px;
  --r-sm:12px;
  --sh-1:0 2px 8px rgba(18,33,30,.05);
  --sh-2:0 20px 44px -24px rgba(15,70,60,.30);
  --max:1200px;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.9;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5,h6{color:var(--ink);margin:0;font-weight:700;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
a{color:var(--brand);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--accent);}
img{max-width:100%;height:auto;display:block;}
button{font-family:inherit;}
input,button,textarea,select{font-family:inherit;font-size:inherit;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
.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;}

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

/* ============ 顶部信息条 ============ */
.topbar{
  background:#0B2E27;
  color:rgba(255,255,255,.84);
  font-size:13px;
  line-height:1.5;
  height:36px;
  display:flex;
  align-items:center;
}
.topbar .container{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
}
.topbar-left{display:flex;align-items:center;gap:10px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.topbar-left .sep{width:1px;height:12px;background:rgba(255,255,255,.24);display:inline-block;}
.topbar-right{display:flex;align-items:center;gap:0;}
.topbar-right a{color:rgba(255,255,255,.88);padding:0 12px;}
.topbar-right a:hover{color:var(--accent-2);}
.topbar-right .divider{width:1px;height:12px;background:rgba(255,255,255,.24);}

/* ============ 主导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:70;
  background:rgba(251,248,243,.94);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .24s ease;
}
.site-header.is-scrolled{box-shadow:0 8px 24px -18px rgba(18,33,30,.5);}
.nav-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  min-height:72px;
}
.brand{display:flex;align-items:center;gap:12px;color:var(--ink);}
.brand:hover{color:var(--ink);}
.brand-mark{
  width:38px;height:38px;
  flex:0 0 38px;
  border-radius:12px;
  background:var(--grad-brand);
  color:#fff;
  font-size:19px;
  font-weight:800;
  display:flex;
  align-items:center;
  justify-content:center;
  letter-spacing:0;
  box-shadow:0 8px 18px -12px rgba(15,70,60,.9);
}
.brand-text{display:flex;flex-direction:column;line-height:1.25;}
.brand-name{font-size:16px;font-weight:800;color:var(--ink);letter-spacing:-.01em;}
.brand-sub{font-size:11px;color:var(--muted);letter-spacing:.04em;font-weight:600;}

.nav-menu{display:flex;align-items:center;gap:26px;}
.nav-menu > li > a{
  position:relative;
  display:inline-block;
  padding:8px 0;
  font-size:15px;
  font-weight:600;
  color:var(--text);
}
.nav-menu > li > a::after{
  content:"";
  position:absolute;
  left:0;bottom:0;
  width:0;height:2px;
  background:var(--brand-2);
  transition:width .24s ease;
}
.nav-menu > li > a:hover{color:var(--brand);}
.nav-menu > li > a:hover::after{width:100%;}
.nav-menu > li > a.active{color:var(--brand);}
.nav-menu > li > a.active::after{width:100%;background:var(--accent);}

.nav-actions{display:flex;align-items:center;gap:16px;}
.nav-link-quiet{font-size:14px;font-weight:600;color:var(--muted);}
.nav-link-quiet:hover{color:var(--accent);}

.nav-toggle{
  display:none;
  width:42px;height:42px;
  border:1px solid var(--line);
  border-radius:12px;
  background:#fff;
  align-items:center;
  justify-content:center;
  flex-direction:column;
  gap:4px;
  cursor:pointer;
  padding:0;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--brand);border-radius:2px;transition:.24s;}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}
.nav-overlay{
  position:fixed;inset:0;
  background:rgba(18,33,30,.45);
  opacity:0;visibility:hidden;
  transition:opacity .28s ease,visibility .28s ease;
  z-index:65;
}
.nav-overlay.open{opacity:1;visibility:visible;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 26px;
  border-radius:999px;
  border:1px solid transparent;
  font-size:15px;
  font-weight:600;
  cursor:pointer;
  text-decoration:none;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease,color .2s ease;
  white-space:nowrap;
}
.btn-primary{
  background:var(--grad-warm);
  color:#fff;
  box-shadow:0 12px 26px -14px rgba(232,98,60,.9);
}
.btn-primary:hover{color:#fff;transform:translateY(-1px);box-shadow:0 18px 32px -14px rgba(232,98,60,.95);}
.btn-primary:active{transform:translateY(0);box-shadow:0 8px 18px -12px rgba(232,98,60,.8);}
.btn-ghost{
  background:transparent;
  border-color:var(--line);
  color:var(--brand);
}
.btn-ghost:hover{background:var(--bg-2);border-color:var(--brand);color:var(--brand);}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}

/* ============ 小型 Hero ============ */
.page-hero{
  position:relative;
  padding:72px 0 64px;
  background:var(--bg);
  overflow:hidden;
}
.page-hero::before{
  content:"";
  position:absolute;
  right:-160px;top:-180px;
  width:520px;height:520px;
  border-radius:50%;
  background:radial-gradient(circle at center,rgba(79,191,159,.18),rgba(79,191,159,0) 68%);
  pointer-events:none;
}
.hero-grid{
  position:relative;
  display:grid;
  grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);
  gap:56px;
  align-items:center;
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:6px 14px;
  border-radius:999px;
  background:rgba(46,156,124,.12);
  color:var(--brand);
  font-size:12px;
  font-weight:700;
  letter-spacing:.04em;
  margin-bottom:20px;
}
.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--mint);display:inline-block;}
.page-hero h1{
  font-size:clamp(28px,3.9vw,42px);
  line-height:1.24;
  letter-spacing:-.01em;
  font-weight:800;
  margin-bottom:16px;
}
.hero-sub{
  font-size:16px;
  color:var(--muted);
  max-width:600px;
  margin-bottom:28px;
}

.faq-search{
  display:flex;
  align-items:center;
  gap:10px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:16px;
  padding:8px 8px 8px 18px;
  box-shadow:var(--sh-1);
  max-width:560px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-search:focus-within{border-color:var(--brand-2);box-shadow:0 14px 32px -20px rgba(15,70,60,.55);}
.faq-search i{color:var(--brand-2);font-size:15px;}
.faq-search input{
  flex:1;
  min-width:0;
  height:44px;
  border:none;
  outline:none;
  background:transparent;
  color:var(--text);
  font-size:15px;
}
.faq-search input::placeholder{color:#9AA6A1;}
.faq-search .btn{height:44px;padding:0 22px;font-size:14px;}

.hero-stats{
  display:flex;
  flex-wrap:wrap;
  gap:0;
  margin-top:26px;
  font-size:13px;
  color:var(--muted);
}
.hero-stats span{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:0 18px;
  border-left:1px solid var(--line);
  line-height:1.7;
}
.hero-stats span:first-child{padding-left:0;border-left:none;}
.hero-stats strong{color:var(--brand);font-size:15px;font-weight:800;font-variant-numeric:tabular-nums;}

.hero-card{
  position:relative;
  border-radius:var(--r-lg);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--sh-2);
  background:var(--bg-2);
}
.hero-card img{
  width:100%;
  aspect-ratio:16/11;
  object-fit:cover;
}
.hero-card::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(15,70,60,0) 46%,rgba(15,70,60,.42) 100%);
  pointer-events:none;
}
.float-badge{
  position:absolute;
  right:16px;top:16px;
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:9px 14px;
  background:#fff;
  border-radius:14px;
  font-size:12px;
  font-weight:700;
  color:var(--brand);
  box-shadow:0 12px 28px -16px rgba(15,70,60,.7);
  z-index:2;
}
.float-badge .dot{width:7px;height:7px;border-radius:50%;background:var(--mint);}

/* ============ 锚点导航 ============ */
.anchor-bar{
  position:sticky;
  top:72px;
  z-index:40;
  background:rgba(251,248,243,.96);
  backdrop-filter:blur(10px);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.chip-row{
  display:flex;
  align-items:center;
  gap:10px;
  padding:14px 0;
  overflow-x:auto;
  scrollbar-width:none;
}
.chip-row::-webkit-scrollbar{display:none;}
.chip{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:38px;
  padding:0 18px;
  border-radius:999px;
  border:1px solid var(--line);
  background:#fff;
  color:var(--text);
  font-size:14px;
  font-weight:600;
  white-space:nowrap;
  transition:.2s ease;
}
.chip:hover{border-color:var(--brand-2);color:var(--brand);transform:translateY(-1px);}
.chip.active{background:var(--brand);border-color:var(--brand);color:#fff;}
.chip .count{
  font-size:11px;
  font-weight:700;
  padding:1px 7px;
  border-radius:999px;
  background:rgba(46,156,124,.14);
  color:var(--brand);
}
.chip.active .count{background:rgba(255,255,255,.22);color:#fff;}

/* ============ 板块通用 ============ */
.section{padding:76px 0;}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:26px;
  flex-wrap:wrap;
}
.section-head h2{
  font-size:clamp(22px,2.6vw,30px);
  line-height:1.34;
  letter-spacing:-.01em;
}
.section-head p{
  font-size:14px;
  color:var(--muted);
  max-width:520px;
}
.group-tag{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12px;
  font-weight:700;
  letter-spacing:.08em;
  color:var(--brand-2);
  text-transform:uppercase;
  margin-bottom:12px;
}

/* ============ FAQ 手风琴 ============ */
.faq-wrap{max-width:880px;}
.faq-group{margin-bottom:56px;scroll-margin-top:150px;}
.faq-group:last-child{margin-bottom:0;}
.faq-acc.accordion{
  background:transparent;
  margin:0;
  border:none;
  max-width:none;
}
.faq-acc .accordion-item{
  background:transparent;
  border:none;
  border-bottom:1px solid var(--line);
}
.faq-acc .accordion-title{
  display:block;
  position:relative;
  padding:22px 56px 22px 0;
  background:transparent;
  border:none;
  font-size:16.5px;
  font-weight:600;
  line-height:1.55;
  color:var(--ink);
  transition:color .2s ease,padding-left .2s ease;
}
.faq-acc .accordion-title:hover{color:var(--brand-2);padding-left:6px;}
.faq-acc .accordion-title::before{
  content:"＋";
  position:absolute;
  right:10px;
  left:auto;
  top:50%;
  transform:translateY(-50%);
  width:28px;height:28px;
  line-height:26px;
  text-align:center;
  border-radius:50%;
  border:1px solid var(--line);
  color:var(--brand);
  font-size:14px;
  font-weight:700;
  background:#fff;
  transition:.22s ease;
}
.faq-acc .accordion-item.is-active > .accordion-title{color:var(--brand);}
.faq-acc .accordion-item.is-active > .accordion-title::before{
  content:"－";
  background:var(--brand);
  border-color:var(--brand);
  color:#fff;
}
.faq-acc .accordion-content{
  display:none;
  padding:0 64px 24px 0;
  border:none;
  background:transparent;
  color:var(--muted);
  font-size:15px;
  line-height:1.85;
}
.faq-acc .accordion-item.is-active > .accordion-content{display:block;}
.faq-acc .accordion-content strong{color:var(--brand);font-weight:700;}
.faq-acc .accordion-content em{
  font-style:normal;
  color:var(--accent);
  font-weight:600;
}
.faq-note{
  margin-top:14px;
  font-size:13px;
  color:var(--muted);
  background:var(--bg-2);
  border-radius:var(--r-sm);
  padding:14px 18px;
  line-height:1.75;
}
.empty-tip{
  display:none;
  margin-top:20px;
  padding:26px;
  border-radius:var(--r-md);
  background:var(--bg-2);
  text-align:center;
  color:var(--muted);
  font-size:14px;
}
.empty-tip.show{display:block;}

/* ============ 联系卡片 ============ */
.contact-section{
  background:var(--bg-2);
  padding:76px 0;
}
.contact-head{max-width:640px;margin-bottom:34px;}
.contact-head h2{font-size:clamp(22px,2.6vw,30px);margin-bottom:12px;}
.contact-head p{color:var(--muted);font-size:15px;}
.contact-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:20px;
}
.contact-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:26px 22px;
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
  position:relative;
  overflow:hidden;
}
.contact-card::before{
  content:"";
  position:absolute;
  top:0;left:0;right:0;
  height:3px;
  background:var(--grad-warm);
  opacity:0;
  transition:opacity .24s ease;
}
.contact-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(46,156,124,.45);}
.contact-card:hover::before{opacity:1;}
.contact-icon{
  width:44px;height:44px;
  border-radius:12px;
  background:rgba(46,156,124,.13);
  color:var(--brand);
  display:flex;align-items:center;justify-content:center;
  font-size:17px;
  margin-bottom:16px;
}
.contact-card h3{font-size:16px;margin-bottom:8px;}
.contact-card .value{
  font-size:15px;
  font-weight:700;
  color:var(--brand);
  word-break:break-all;
  font-variant-numeric:tabular-nums;
}
.contact-card .hint{font-size:13px;color:var(--muted);margin-top:8px;line-height:1.7;}
.contact-card .value a{color:var(--brand);}
.contact-card .value a:hover{color:var(--accent);}

/* ============ CTA 横幅 ============ */
.cta-band{
  position:relative;
  padding:70px 0;
  background-image:linear-gradient(135deg,rgba(15,70,60,.94) 0%,rgba(30,122,99,.9) 58%,rgba(46,156,124,.88) 100%),url("/assets/images/backpic/back-3.webp");
  background-size:cover;
  background-position:center;
  color:#fff;
  overflow:hidden;
}
.cta-band .container{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:36px;
  flex-wrap:wrap;
}
.cta-band h2{
  color:#fff;
  font-size:clamp(22px,2.8vw,30px);
  line-height:1.36;
  margin-bottom:10px;
}
.cta-band p{color:rgba(255,255,255,.82);font-size:15px;max-width:620px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}
.cta-band .btn-ghost{border-color:rgba(255,255,255,.4);color:#fff;}
.cta-band .btn-ghost:hover{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.7);color:#fff;}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--ink);
  color:rgba(255,255,255,.72);
  font-size:14px;
  border-top:1px solid rgba(255,255,255,.12);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:40px;
  padding:64px 0 40px;
}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:18px;}
.footer-brand .brand-name{color:#fff;font-size:16px;font-weight:800;}
.footer-brand .brand-sub{color:rgba(255,255,255,.55);}
.site-footer p{color:rgba(255,255,255,.66);line-height:1.85;font-size:14px;max-width:340px;}
.footer-col h4{
  color:#fff;
  font-size:14px;
  font-weight:700;
  letter-spacing:.04em;
  margin-bottom:16px;
}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul li a{color:rgba(255,255,255,.68);font-size:14px;}
.footer-col ul li a:hover{color:var(--accent-2);}
.footer-contact li{
  display:flex;
  align-items:flex-start;
  gap:10px;
  color:rgba(255,255,255,.68);
  font-size:14px;
  line-height:1.7;
}
.footer-contact li i{color:var(--mint);margin-top:4px;width:14px;flex:0 0 14px;text-align:center;}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  padding:20px 0 28px;
  border-top:1px solid rgba(255,255,255,.12);
  font-size:13px;
  color:rgba(255,255,255,.55);
}
.footer-links{display:flex;gap:20px;flex-wrap:wrap;}
.footer-links a{color:rgba(255,255,255,.62);font-size:13px;}
.footer-links a:hover{color:var(--accent-2);}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero-card{max-width:560px;}
  .contact-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px;padding:52px 0 32px;}
  .section{padding:60px 0;}
  .contact-section{padding:60px 0;}
  .anchor-bar{top:70px;}
}

@media (max-width:960px){
  .nav-menu{
    position:fixed;
    top:0;right:0;
    width:84%;
    max-width:340px;
    height:100vh;
    flex-direction:column;
    align-items:stretch;
    gap:0;
    padding:88px 24px 40px;
    background:#fff;
    box-shadow:-24px 0 60px rgba(18,33,30,.2);
    transform:translateX(102%);
    transition:transform .3s ease;
    overflow-y:auto;
    z-index:66;
  }
  .nav-menu.open{transform:translateX(0);}
  .nav-menu > li > a{
    display:block;
    padding:15px 0;
    font-size:15.5px;
    border-bottom:1px solid var(--line);
  }
  .nav-menu > li > a::after{display:none;}
  .nav-menu > li > a.active{color:var(--brand);}
  .nav-toggle{display:flex;}
  .nav-link-quiet{display:none;}
  .nav-actions{gap:10px;}
}

@media (max-width:640px){
  .container{padding:0 18px;}
  .topbar{height:34px;font-size:12px;}
  .topbar-left .sep,
  .topbar-left .hide-mobile{display:none;}
  .topbar-right a{padding:0 8px;}
  .nav-inner{min-height:64px;gap:12px;}
  .brand-name{font-size:14.5px;}
  .brand-sub{font-size:10px;}
  .brand-mark{width:34px;height:34px;flex:0 0 34px;font-size:17px;border-radius:10px;}
  .nav-actions .btn-sm{padding:0 14px;height:36px;font-size:13px;}
  .anchor-bar{top:64px;}
  .page-hero{padding:44px 0 40px;}
  .page-hero h1{font-size:clamp(24px,7vw,32px);}
  .hero-sub{font-size:15px;margin-bottom:22px;}
  .faq-search{padding:6px 6px 6px 14px;border-radius:14px;}
  .faq-search input{height:40px;font-size:14px;}
  .faq-search .btn{height:40px;padding:0 16px;font-size:13px;}
  .hero-stats{font-size:12px;gap:6px 0;}
  .hero-stats span{padding:0 12px;}
  .section{padding:44px 0;}
  .contact-section{padding:44px 0;}
  .faq-acc .accordion-title{font-size:15.5px;padding:18px 48px 18px 0;}
  .faq-acc .accordion-content{padding:0 16px 20px 0;font-size:14.5px;}
  .faq-group{margin-bottom:40px;}
  .contact-grid{grid-template-columns:1fr;}
  .cta-band{padding:48px 0;}
  .cta-band .container{flex-direction:column;align-items:flex-start;gap:24px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 auto;}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding:44px 0 26px;}
  .site-footer p{max-width:none;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:10px;}
}

@media (max-width:520px){
  .hero-stats span:first-child{padding-left:0;}
  .hero-stats strong{font-size:14px;}
  .chip{height:34px;padding:0 14px;font-size:13px;}
}