/* roulang page: index */
:root{
  --brand:#14524B;
  --brand-deep:#0C3A36;
  --brand-soft:rgba(20,82,75,.12);
  --accent:#E2703A;
  --accent-hover:#C2551F;
  --accent-soft:#F2B33D;
  --bg:#FBF8F3;
  --bg-alt:#F3EDE3;
  --bg-sand:#F3EDE3;
  --line:#E2DCD1;
  --ink:#1B2220;
  --ink-muted:#5D6A66;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --r-badge:999px;
  --shadow:0 1px 0 rgba(20,82,75,.04),0 8px 24px rgba(20,82,75,.06);
  --shadow-hover:0 2px 0 rgba(20,82,75,.05),0 16px 34px rgba(20,82,75,.12);
  --container:1200px;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:system-ui,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--accent);}
button,input,select,textarea{font:inherit;color:inherit;}
h1,h2,h3,h4{font-weight:600;color:var(--ink);margin:0;letter-spacing:0;}
h1{font-size:40px;line-height:1.3;}
h2{font-size:28px;line-height:1.4;margin-top:2em;margin-bottom:.8em;}
h3{font-size:20px;line-height:1.5;}
p{margin:0 0 1.25em;}
ul{margin:0 0 1.25em;padding-left:1.1em;}
li{margin-bottom:.5em;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding-left:24px;padding-right:24px;}
.section{padding:88px 0;}
.section-alt{background:var(--bg-alt);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;flex-wrap:wrap;}
.section-head h2{margin:0;font-size:28px;}
.section-head .eyebrow{display:block;font-size:13px;color:var(--ink-muted);letter-spacing:.04em;margin-bottom:8px;}
.section-head p{margin:8px 0 0;color:var(--ink-muted);font-size:15px;max-width:640px;}
.text-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:500;color:var(--brand);}
.text-link i{transition:transform .2s ease;font-size:12px;}
.text-link:hover i{transform:translateX(4px);}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(251,248,243,.88);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.navbar-main{display:flex;align-items:center;gap:28px;height:64px;}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{position:relative;width:26px;height:26px;flex:0 0 auto;}
.brand-mark i{position:absolute;width:16px;height:16px;border-radius:4px;display:block;}
.brand-mark i:first-child{left:0;top:0;background:var(--brand);}
.brand-mark i:last-child{right:0;bottom:0;background:var(--accent);}
.brand-text{font-size:18px;font-weight:700;color:var(--brand);letter-spacing:.01em;}
.nav-list{display:flex;align-items:center;gap:26px;list-style:none;margin:0;padding:0;}
.nav-list li{margin:0;}
.nav-list a{
  position:relative;display:inline-block;font-size:15px;color:var(--ink);
  padding:6px 0;line-height:1.4;
}
.nav-list a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  background:var(--brand);transform:scaleX(0);transform-origin:left;transition:transform .22s ease;
}
.nav-list a:hover{color:var(--brand);}
.nav-list a:hover::after{transform:scaleX(1);}
.nav-list a.active{color:var(--brand);font-weight:600;}
.nav-list a.active::after{transform:scaleX(1);}
.nav-actions{margin-left:auto;display:flex;align-items:center;gap:12px;}
.cmd-search{
  display:flex;align-items:center;gap:8px;width:248px;height:40px;
  padding:0 10px 0 12px;background:#fff;border:1px solid var(--line);border-radius:10px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.cmd-search:focus-within{border-color:var(--accent);box-shadow:0 0 0 2px rgba(226,112,58,.16);}
.cmd-search i{color:var(--ink-muted);font-size:13px;}
.cmd-search input{
  flex:1;min-width:0;border:0;background:transparent;font-size:14px;line-height:1.4;outline:none;
}
.cmd-search kbd{
  background:var(--bg-alt);border:1px solid var(--line);border-radius:6px;
  font-size:12px;color:var(--ink-muted);padding:1px 6px;font-family:inherit;
}
.icon-btn{
  width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);border-radius:10px;background:transparent;color:var(--brand);
  transition:all .2s ease;font-size:14px;
}
.icon-btn:hover{border-color:rgba(20,82,75,.3);background:#fff;color:var(--brand);}
.nav-toggle{
  display:none;width:40px;height:40px;align-items:center;justify-content:center;
  border:1px solid var(--line);border-radius:10px;background:transparent;color:var(--brand);
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border-radius:var(--r-btn);border:1.5px solid transparent;
  font-size:15px;font-weight:500;line-height:1;box-shadow:none;
  transition:transform .2s ease,background-color .2s ease,border-color .2s ease,color .2s ease,box-shadow .2s ease;
}
.btn:focus,.btn:focus-visible{outline:2px solid var(--accent);outline-offset:2px;box-shadow:none;}
.btn-accent{background:var(--accent);border-color:var(--accent);color:#fff;}
.btn-accent:hover{background:var(--accent-hover);border-color:var(--accent-hover);color:#fff;transform:translateY(-1px);}
.btn-brand{background:var(--brand);border-color:var(--brand);color:#fff;}
.btn-brand:hover{background:var(--brand-deep);border-color:var(--brand-deep);color:#fff;transform:translateY(-1px);}
.btn-outline-brand{background:transparent;border-color:var(--brand);color:var(--brand);}
.btn-outline-brand:hover{background:var(--brand);border-color:var(--brand);color:#fff;}
.btn-outline-light-brand{background:transparent;border-color:rgba(251,248,243,.7);color:#FBF8F3;}
.btn-outline-light-brand:hover{background:#FBF8F3;color:var(--brand-deep);}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}
.btn-block{width:100%;}

/* ---------- Badges ---------- */
.badge-pill{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;line-height:1.6;padding:4px 10px;border-radius:var(--r-badge);
}
.badge-brand{background:var(--brand-soft);color:var(--brand);}
.badge-time{background:var(--accent-soft);color:#4A2E06;}
.badge-rec{background:var(--accent);color:#fff;}
.badge-outline{background:transparent;border:1px solid var(--line);color:var(--ink-muted);}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;padding:76px 0 64px;
  background:linear-gradient(160deg,#FBF8F3 0%,#F3EDE3 100%);
  border-bottom:1px solid var(--line);
}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(20,82,75,.055) 1px,transparent 1px),linear-gradient(90deg,rgba(20,82,75,.055) 1px,transparent 1px);
  background-size:56px 56px;
  -webkit-mask-image:radial-gradient(72% 76% at 74% 26%,#000 0%,transparent 100%);
  mask-image:radial-gradient(72% 76% at 74% 26%,#000 0%,transparent 100%);
}
.hero .container{position:relative;z-index:2;}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:center;}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--brand);
  background:var(--brand-soft);border-radius:var(--r-badge);padding:5px 12px;margin-bottom:16px;
}
.hero h1{margin:16px 0 24px;font-size:40px;}
.hero-sub{font-size:17px;color:var(--ink-muted);max-width:560px;margin-bottom:28px;}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:40px;}
.metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;border-top:1px solid var(--line);padding-top:24px;}
.metric-num{font-size:24px;font-weight:700;color:var(--brand);line-height:1.3;}
.metric-label{font-size:13px;color:var(--ink-muted);line-height:1.6;}
.hero-visual{position:relative;}
.hero-visual img{width:100%;height:auto;aspect-ratio:4/3;object-fit:cover;border-radius:16px;box-shadow:var(--shadow);}
.hero-tag{
  position:absolute;top:16px;left:16px;background:var(--accent-soft);color:#4A2E06;
  font-size:12px;font-weight:600;padding:6px 12px;border-radius:var(--r-badge);
  box-shadow:0 4px 12px rgba(74,46,6,.16);
}

/* ---------- Tier ladder ---------- */
.tier-track{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.tier-track::before{content:"";position:absolute;top:22px;left:22px;right:22px;height:2px;background:var(--line);}
.tier-col{position:relative;z-index:2;}
.tier-node{
  width:44px;height:44px;border-radius:50%;border:2px solid var(--brand);background:var(--bg);
  display:flex;align-items:center;justify-content:center;font-weight:600;color:var(--brand);font-size:15px;
}
.tier-node.done{background:var(--accent);border-color:var(--accent);color:#fff;}
.tier-card{
  margin-top:20px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px;box-shadow:var(--shadow);height:calc(100% - 64px);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.tier-card:hover{transform:translateY(-2px);border-color:rgba(20,82,75,.3);box-shadow:var(--shadow-hover);}
.tier-card h3{font-size:20px;margin-bottom:8px;}
.tier-threshold{font-size:13px;color:var(--ink-muted);margin-bottom:16px;}
.tier-threshold strong{color:var(--accent);font-size:16px;}
.tier-list{list-style:none;padding:0;margin:0 0 18px;}
.tier-list li{display:flex;gap:9px;font-size:14px;color:var(--ink-muted);line-height:1.7;margin-bottom:8px;}
.tier-list i{color:var(--brand);font-size:12px;margin-top:7px;flex:0 0 auto;}

/* ---------- Compare table ---------- */
.table-scroll{position:relative;overflow-x:auto;-webkit-overflow-scrolling:touch;}
.cmp-table{width:100%;min-width:760px;border-collapse:separate;border-spacing:0;margin:0;}
.cmp-table thead th{
  background:var(--bg-alt);color:var(--brand);font-size:14px;font-weight:600;
  padding:18px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top;
}
.cmp-table thead th:first-child{border-top-left-radius:var(--r-card);}
.cmp-table thead th:last-child{border-top-right-radius:var(--r-card);}
.cmp-table tbody td{
  padding:16px 18px;font-size:14px;border-bottom:1px solid var(--line);vertical-align:middle;background:#fff;
}
.cmp-table tbody tr:last-child td{border-bottom:1px solid var(--line);}
.cmp-table tbody tr:last-child td:first-child{border-bottom-left-radius:var(--r-card);}
.cmp-table tbody tr:last-child td:last-child{border-bottom-right-radius:var(--r-card);}
.cmp-table .col-name{font-weight:600;color:var(--ink);white-space:nowrap;}
.cmp-table .col-rec{background:#F6F0E4;border-top:2px solid var(--brand);}
.cmp-price{font-size:20px;font-weight:700;color:var(--brand);}
.cmp-cycle{font-size:12px;color:var(--ink-muted);}
.cmp-table .cta-cell{padding-top:20px;}
.fa-check{color:var(--brand);}
.fa-xmark{color:#B9B1A4;}
.table-hint{font-size:13px;color:var(--ink-muted);margin-top:12px;}

/* ---------- Limited entry ---------- */
.limited-bar{
  background:linear-gradient(135deg,#0C3A36 0%,#14524B 100%);
  border-radius:16px;padding:32px 36px;color:#FBF8F3;
  display:grid;grid-template-columns:auto 1fr;gap:40px;align-items:center;
}
.limited-bar h3{color:#FBF8F3;font-size:20px;margin-bottom:8px;}
.limited-bar p{color:rgba(251,248,243,.72);font-size:14px;margin:0;}
.countdown{display:flex;gap:8px;margin-top:14px;}
.cd-cell{
  min-width:64px;padding:10px 8px;text-align:center;border-radius:10px;
  background:rgba(251,248,243,.08);border:1px solid rgba(251,248,243,.22);
}
.cd-cell b{display:block;font-size:22px;font-weight:600;font-variant-numeric:tabular-nums;letter-spacing:.02em;}
.cd-cell span{font-size:12px;color:rgba(251,248,243,.7);}
.limited-links{display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:flex-end;}
.limited-links a.link-light{color:rgba(251,248,243,.85);font-size:14px;display:inline-flex;align-items:center;gap:6px;}
.limited-links a.link-light:hover{color:var(--accent-soft);}

/* ---------- Tabs ---------- */
.tabs-row{display:flex;gap:22px;flex-wrap:wrap;border-bottom:1px solid var(--line);margin-bottom:32px;}
.tabs-row a{
  position:relative;font-size:14px;color:var(--ink-muted);padding:8px 0 12px;
}
.tabs-row a::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:2px;background:var(--brand);transform:scaleX(0);transition:transform .2s ease;}
.tabs-row a:hover::after{transform:scaleX(1);}
.tabs-row a.active{color:var(--brand);font-weight:600;}
.tabs-row a.active::after{transform:scaleX(1);}

/* ---------- Post card ---------- */
.post-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:20px;
  height:100%;display:flex;flex-direction:column;gap:12px;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.post-card:hover{transform:translateY(-2px);border-color:rgba(20,82,75,.3);box-shadow:var(--shadow-hover);}
.post-cover{display:block;border-radius:var(--r-img);overflow:hidden;background:var(--bg-sand);}
.post-cover img{width:100%;height:auto;aspect-ratio:16/10;object-fit:cover;transition:transform .3s ease;}
.post-card:hover .post-cover img{transform:scale(1.03);}
.post-meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap;}
.post-card h3{font-size:18px;line-height:1.5;margin:0;}
.post-card h3 a{
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  color:var(--ink);
}
.post-card h3 a:hover{color:var(--brand);}
.post-excerpt{
  font-size:14px;color:var(--ink-muted);line-height:1.7;margin:0;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-foot{display:flex;align-items:center;justify-content:space-between;margin-top:auto;padding-top:6px;}
.post-time{font-size:13px;color:var(--ink-muted);}

/* ---------- Empty state ---------- */
.empty-state{
  min-height:220px;background:var(--bg-alt);border:1px dashed var(--line);border-radius:var(--r-card);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  text-align:center;padding:32px 24px;
}
.empty-state i{font-size:40px;color:var(--brand);opacity:.55;}
.empty-state p{margin:0;font-size:14px;color:var(--ink-muted);max-width:420px;}

/* ---------- Steps ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.step-card{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px 24px;box-shadow:var(--shadow);height:100%;
}
.step-no{
  width:36px;height:36px;border-radius:10px;background:var(--brand-soft);color:var(--brand);
  display:flex;align-items:center;justify-content:center;font-weight:700;margin-bottom:16px;
}
.step-card h3{font-size:18px;margin-bottom:10px;}
.step-card p{margin:0;font-size:14px;color:var(--ink-muted);line-height:1.75;}

/* ---------- Quotes ---------- */
.quotes{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.quote-card{
  background:#fff;border:1px solid var(--line);border-left:3px solid var(--accent);
  border-radius:var(--r-card);padding:24px;height:100%;
}
.quote-card p{font-size:14px;color:var(--ink);line-height:1.8;margin:0 0 14px;}
.quote-card span{font-size:13px;color:var(--ink-muted);}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:860px;}
.accordion-item{
  border:1px solid var(--line);border-radius:var(--r-card) !important;background:#fff;
  margin-bottom:12px;overflow:hidden;
}
.accordion-button{
  background:#fff;color:var(--brand);font-size:16px;font-weight:600;line-height:1.6;
  padding:18px 20px;box-shadow:none !important;border-radius:0 !important;
}
.accordion-button:not(.collapsed){background:#fff;color:var(--brand);border-left:3px solid var(--accent);}
.accordion-button:focus{box-shadow:none;outline:2px solid rgba(226,112,58,.4);outline-offset:-2px;}
.accordion-button::after{
  background-image:none;content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;
  font-size:13px;color:var(--ink-muted);width:auto;height:auto;transition:transform .2s ease;
}
.accordion-button:not(.collapsed)::after{transform:rotate(180deg);color:var(--accent);}
.accordion-body{padding:4px 20px 20px;font-size:14px;line-height:1.8;color:var(--ink-muted);}

/* ---------- Form ---------- */
.contact-grid{display:grid;grid-template-columns:6fr 5fr;gap:48px;align-items:start;}
.form-panel{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:28px;box-shadow:var(--shadow);}
.form-label{font-size:14px;color:var(--ink);margin-bottom:6px;display:block;}
.form-label .req{color:var(--accent);margin-left:2px;}
.form-control,.form-select{
  width:100%;height:44px;border:1px solid var(--line);border-radius:var(--r-btn);
  background:#fff;font-size:15px;padding:0 14px;color:var(--ink);box-shadow:none;
  transition:border-color .2s ease,box-shadow .2s ease;
}
textarea.form-control{height:auto;min-height:120px;padding:12px 14px;line-height:1.7;resize:vertical;}
.form-control:focus,.form-select:focus{border-color:var(--accent);box-shadow:0 0 0 2px rgba(226,112,58,.18);outline:none;}
.form-control::placeholder{color:#A9A296;}
.form-select{
  appearance:none;-webkit-appearance:none;
  background-image:url("data:image/svg+xml;charset=UTF-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%235D6A66' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 14px center;padding-right:38px;
}
.form-row{margin-bottom:18px;}
.form-note{font-size:13px;color:var(--ink-muted);margin-top:14px;}
.assure-list{list-style:none;padding:0;margin:0;}
.assure-list li{
  display:flex;gap:14px;padding:18px 0;border-bottom:1px dashed var(--line);
}
.assure-list li:last-child{border-bottom:0;}
.assure-list i{color:var(--accent);font-size:16px;margin-top:6px;}
.assure-list strong{display:block;font-size:15px;margin-bottom:4px;}
.assure-list span{font-size:14px;color:var(--ink-muted);line-height:1.75;}

/* ---------- Footer ---------- */
.site-footer{background:var(--brand-deep);color:rgba(251,248,243,.78);padding:64px 0 28px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:40px;border-bottom:1px solid rgba(251,248,243,.14);}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-text{color:#FBF8F3;font-size:18px;}
.site-footer p{font-size:14px;line-height:1.8;color:rgba(251,248,243,.68);margin:0;}
.footer-col h4{font-size:15px;color:#FBF8F3;margin:0 0 16px;font-weight:600;}
.footer-col ul{list-style:none;padding:0;margin:0;}
.footer-col li{margin-bottom:10px;}
.footer-col a{font-size:14px;color:rgba(251,248,243,.72);}
.footer-col a:hover{color:var(--accent-soft);}
.footer-bottom{padding-top:24px;text-align:center;font-size:13px;color:rgba(251,248,243,.55);}

/* ---------- Responsive ---------- */
@media (max-width:1199px){
  .hero-grid{gap:40px;}
  .container{max-width:1000px;}
}
@media (max-width:991px){
  .navbar-main{height:56px;gap:16px;}
  .nav-toggle{display:inline-flex;order:3;}
  .nav-actions{margin-left:auto;order:2;gap:10px;}
  .cmd-search{display:none;}
  .icon-btn{display:none;}
  .nav-panel{
    position:absolute;left:0;right:0;top:100%;background:var(--bg);
    border-bottom:1px solid var(--line);box-shadow:var(--shadow);
    padding:8px 24px 16px;
    opacity:0;visibility:hidden;transform:translateY(-8px);
    transition:opacity .2s ease,transform .2s ease,visibility .2s ease;
  }
  .nav-panel.open{opacity:1;visibility:visible;transform:translateY(0);}
  .nav-list{flex-direction:column;align-items:stretch;gap:0;}
  .nav-list a{display:block;line-height:48px;padding:0 0 0 12px;font-size:15px;}
  .nav-list a::after{display:none;}
  .nav-list a.active{border-left:3px solid var(--accent);padding-left:12px;background:rgba(20,82,75,.04);}
  .hero{padding:56px 0 48px;}
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero h1{font-size:32px;}
  .section{padding:64px 0;}
  .tier-track{grid-template-columns:repeat(2,1fr);}
  .tier-track::before{display:none;}
  .tier-card{height:auto;}
  .steps,.quotes{grid-template-columns:repeat(2,1fr);}
  .contact-grid{grid-template-columns:1fr;gap:32px;}
  .limited-bar{grid-template-columns:1fr;gap:24px;padding:28px;}
  .limited-links{justify-content:flex-start;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767px){
  h1{font-size:28px;}
  h2,.section-head h2{font-size:22px;}
  .hero h1{font-size:28px;}
  .hero-sub{font-size:16px;}
  .hero-cta .btn{width:100%;}
  .metrics{grid-template-columns:1fr;gap:16px;}
  .tier-track{grid-template-columns:1fr;}
  .tier-node{width:40px;height:40px;}
  .steps,.quotes{grid-template-columns:1fr;}
  .section{padding:48px 0;}
  .countdown{flex-wrap:wrap;}
  .cd-cell{min-width:0;flex:1 1 68px;}
  .form-panel{padding:22px;}
  .form-panel .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .tabs-row{gap:16px;overflow-x:auto;flex-wrap:nowrap;}
  .tabs-row a{white-space:nowrap;}
}

/* roulang page: category1 */
:root{
  --brand:#14524B;
  --brand-deep:#0C3A36;
  --accent:#E2703A;
  --accent-hover:#C2551F;
  --accent-soft:#F2B33D;
  --bg:#FBF8F3;
  --bg-alt:#F3EDE3;
  --bg-sand:#EFE7DA;
  --line:#E2DCD1;
  --ink:#1B2220;
  --ink-muted:#5D6A66;
  --radius-card:14px;
  --radius-btn:10px;
  --radius-img:12px;
  --shadow-1:0 1px 0 rgba(20,82,75,.04), 0 8px 24px rgba(20,82,75,.06);
  --shadow-2:0 2px 0 rgba(20,82,75,.06), 0 16px 34px rgba(20,82,75,.12);
  --container:1200px;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:system-ui,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;}
a:hover{color:var(--accent);}
button,input,select,textarea{font-family:inherit;font-size:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--brand-deep);}
p{margin:0 0 1.25em;}
p:last-child{margin-bottom:0;}

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

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(251,248,243,.88);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.navbar-main{display:flex;align-items:center;gap:24px;height:64px;position:relative;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{width:26px;height:26px;position:relative;display:inline-block;flex:0 0 26px;}
.brand-mark i{position:absolute;width:15px;height:15px;border-radius:4px;display:block;}
.brand-mark i:first-child{left:0;top:9px;background:var(--brand);}
.brand-mark i:last-child{right:0;top:0;border:2px solid var(--brand);background:transparent;}
.brand-text{font-size:18px;font-weight:700;color:var(--brand);letter-spacing:.02em;}

.nav-panel{flex:1 1 auto;}
.nav-list{display:flex;align-items:center;gap:4px;}
.nav-list a{
  position:relative;display:block;padding:8px 12px;font-size:15px;color:var(--ink);
  border-radius:8px;transition:color .2s;
}
.nav-list a::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;background:var(--brand);
  transform:scaleX(0);transform-origin:left;transition:transform .22s ease;
}
.nav-list a:hover{color:var(--brand);}
.nav-list a:hover::after{transform:scaleX(1);}
.nav-list a.active{color:var(--brand);font-weight:700;}
.nav-list a.active::after{transform:scaleX(1);}

.nav-actions{margin-left:auto;display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.cmd-search{
  display:flex;align-items:center;gap:8px;width:240px;height:40px;padding:0 10px;
  border:1px solid var(--line);border-radius:var(--radius-btn);background:#fff;transition:border-color .2s,box-shadow .2s;
}
.cmd-search:focus-within{border-color:var(--accent);box-shadow:0 0 0 2px rgba(226,112,58,.16);}
.cmd-search i{color:var(--ink-muted);font-size:13px;}
.cmd-search input{
  flex:1 1 auto;min-width:0;border:0;outline:0;background:transparent;font-size:14px;color:var(--ink);line-height:1.4;
}
.cmd-search input::placeholder{color:#9AA5A1;}
.cmd-search kbd{
  background:var(--bg-alt);color:var(--ink-muted);font-size:12px;font-family:inherit;
  border-radius:6px;padding:2px 7px;line-height:1.4;
}
.icon-btn{
  width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);border-radius:var(--radius-btn);color:var(--brand);background:transparent;
  transition:border-color .2s,color .2s,background .2s;
}
.icon-btn:hover{border-color:rgba(20,82,75,.4);color:var(--accent);background:#fff;}
.nav-toggle{
  display:none;width:40px;height:40px;align-items:center;justify-content:center;
  border:1px solid var(--line);border-radius:var(--radius-btn);background:transparent;color:var(--brand);cursor:pointer;
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border-radius:var(--radius-btn);border:1.5px solid transparent;
  font-size:15px;font-weight:500;line-height:1;cursor:pointer;transition:all .2s ease;
}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}
.btn-accent{background:var(--accent);border-color:var(--accent);color:#fff;}
.btn-accent:hover,.btn-accent:focus{background:var(--accent-hover);border-color:var(--accent-hover);color:#fff;transform:translateY(-1px);}
.btn-brand{background:var(--brand);border-color:var(--brand);color:#fff;}
.btn-brand:hover,.btn-brand:focus{background:var(--brand-deep);border-color:var(--brand-deep);color:#fff;transform:translateY(-1px);}
.btn-outline-brand{background:transparent;border-color:var(--brand);color:var(--brand);}
.btn-outline-brand:hover,.btn-outline-brand:focus{background:var(--brand);color:#fff;}
.btn-on-dark{background:transparent;border-color:rgba(251,248,243,.5);color:#FBF8F3;}
.btn-on-dark:hover{background:rgba(251,248,243,.12);color:#fff;border-color:#FBF8F3;}
.btn:focus-visible{outline:2px solid var(--accent);outline-offset:2px;box-shadow:none;}

.link-arrow{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:500;color:var(--brand);
}
.link-arrow i{transition:transform .2s ease;}
.link-arrow:hover{color:var(--accent);}
.link-arrow:hover i{transform:translateX(4px);}

/* ---------- 标签与徽章 ---------- */
.tag{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;
  font-size:12px;line-height:1;background:rgba(20,82,75,.10);color:var(--brand);
}
.tag-amber{background:var(--accent-soft);color:#3A2A05;}
.tag-accent{background:var(--accent);color:#fff;}
.tag-line{background:transparent;border:1px solid var(--line);color:var(--ink-muted);}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;}

/* ---------- 面包屑 ---------- */
.breadcrumb-bar{font-size:13px;color:var(--ink-muted);display:flex;flex-wrap:wrap;align-items:center;gap:8px;}
.breadcrumb-bar .sep{color:#BFC7C3;}
.breadcrumb-bar .current{color:var(--ink);font-weight:500;}
.breadcrumb-bar a{color:var(--ink-muted);}
.breadcrumb-bar a:hover{color:var(--brand);}

/* ---------- 分类首屏 ---------- */
.cat-hero{
  min-height:340px;
  padding:44px 0 52px;
  background:linear-gradient(180deg,#FBF8F3 0%,#F3EDE3 100%);
  border-bottom:1px solid var(--line);
  position:relative;
  overflow:hidden;
}
.cat-hero::after{
  content:"";position:absolute;right:-80px;top:-80px;width:280px;height:280px;border-radius:28px;
  border:1px solid rgba(20,82,75,.12);transform:rotate(18deg);pointer-events:none;
}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;position:relative;z-index:1;}
.hero-title{font-size:40px;line-height:1.3;color:var(--brand-deep);margin:16px 0 14px;}
.hero-sub{font-size:16px;line-height:1.85;color:var(--ink-muted);max-width:540px;margin-bottom:24px;}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:22px;}
.hero-meta{display:flex;flex-wrap:wrap;gap:8px 20px;font-size:13px;color:var(--ink-muted);}
.hero-meta span{display:inline-flex;align-items:center;gap:6px;}
.hero-meta i{color:var(--brand);font-size:12px;}
.hero-media{position:relative;border-radius:16px;overflow:hidden;box-shadow:var(--shadow-1);background:var(--bg-sand);}
.hero-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3;}
.hero-media .hero-badge{
  position:absolute;left:14px;top:14px;background:var(--accent-soft);color:#3A2A05;
  font-size:12px;font-weight:600;padding:5px 12px;border-radius:999px;
}
.hero-media .hero-cap{
  position:absolute;left:0;right:0;bottom:0;padding:34px 18px 14px;color:#FBF8F3;font-size:13px;
  background:linear-gradient(180deg,rgba(12,58,54,0) 0%,rgba(12,58,54,.78) 100%);
}

/* ---------- 区块通用 ---------- */
.section{padding:80px 0;}
.section-alt{background:var(--bg-alt);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;}
.section-head h2{font-size:28px;line-height:1.4;}
.section-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--brand);
  letter-spacing:.06em;margin-bottom:10px;
}
.section-head .eyebrow::before{content:"";width:18px;height:2px;background:var(--accent);display:inline-block;}
.section-desc{font-size:15px;color:var(--ink-muted);max-width:680px;margin-top:12px;}

/* ---------- 数据条 ---------- */
.stat-band{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);
  border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;margin-top:-38px;
  position:relative;z-index:2;box-shadow:var(--shadow-1);
}
.stat-band .stat{background:#fff;padding:22px 24px;}
.stat-band .stat b{display:block;font-size:28px;font-weight:700;color:var(--brand);line-height:1.25;}
.stat-band .stat span{font-size:13px;color:var(--ink-muted);}

/* ---------- 卡片网格 ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.entry-card{
  display:flex;flex-direction:column;gap:12px;padding:20px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:0 1px 0 rgba(20,82,75,.04);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.entry-card:hover{transform:translateY(-2px);border-color:rgba(20,82,75,.30);box-shadow:var(--shadow-2);}
.card-media{
  position:relative;border-radius:var(--radius-img);overflow:hidden;background:var(--bg-sand);
  aspect-ratio:16/10;
}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease;}
.entry-card:hover .card-media img{transform:scale(1.04);}
.card-media .card-flag{
  position:absolute;right:10px;top:10px;font-size:12px;padding:4px 10px;border-radius:999px;
  background:rgba(251,248,243,.92);color:var(--brand);font-weight:500;
}
.entry-card h3{font-size:20px;line-height:1.45;}
.entry-card .card-text{
  font-size:14px;color:var(--ink-muted);line-height:1.8;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.entry-card .card-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:4px;}

/* ---------- 流程 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative;}
.step{position:relative;padding:0 22px 0 0;}
.step-node{
  width:44px;height:44px;border-radius:50%;border:2px solid var(--brand);background:#fff;color:var(--brand);
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:16px;margin-bottom:18px;position:relative;z-index:1;
}
.step.done .step-node{background:var(--accent);border-color:var(--accent);color:#fff;}
.step::before{
  content:"";position:absolute;left:44px;right:0;top:22px;height:2px;background:var(--line);
}
.step:last-child::before{display:none;}
.step h3{font-size:17px;margin-bottom:8px;}
.step p{font-size:14px;color:var(--ink-muted);line-height:1.8;margin:0;}

/* ---------- 对比表 ---------- */
.table-wrap{
  border:1px solid var(--line);border-radius:var(--radius-card);background:#fff;overflow:hidden;
}
.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;}
table.cmp{width:100%;border-collapse:collapse;min-width:760px;}
table.cmp th,table.cmp td{padding:16px 20px;text-align:left;border-bottom:1px solid var(--line);font-size:14px;vertical-align:middle;}
table.cmp thead th{background:var(--bg-alt);color:var(--brand-deep);font-weight:600;font-size:14px;white-space:nowrap;}
table.cmp tbody tr:last-child td{border-bottom:0;}
table.cmp tbody tr:hover{background:rgba(243,237,227,.55);}
table.cmp td.strong{font-weight:600;color:var(--ink);}
.table-note{font-size:13px;color:var(--ink-muted);margin-top:14px;}

/* ---------- CTA 条 ---------- */
.cta-band{
  background:linear-gradient(135deg,#0C3A36 0%,#14524B 100%);
  border-radius:16px;padding:44px 48px;color:#FBF8F3;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.cta-band h2{color:#FBF8F3;font-size:26px;line-height:1.4;margin-bottom:10px;}
.cta-band p{color:rgba(251,248,243,.78);font-size:15px;max-width:620px;margin:0;}
.cta-band .cta-actions{display:flex;gap:12px;flex-wrap:wrap;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-deep);color:#FBF8F3;padding:64px 0 24px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-mark i:first-child{background:var(--accent-soft);}
.footer-brand .brand-mark i:last-child{border-color:#FBF8F3;}
.footer-brand .brand-text{color:#FBF8F3;font-size:18px;font-weight:700;}
.site-footer p{font-size:14px;color:rgba(251,248,243,.72);line-height:1.85;margin:0;}
.site-footer h4{font-size:15px;color:#FBF8F3;margin-bottom:16px;font-weight:600;}
.site-footer ul li{margin-bottom:10px;}
.site-footer ul li a{font-size:14px;color:rgba(251,248,243,.72);transition:color .2s;}
.site-footer ul li a:hover{color:var(--accent-soft);}
.footer-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(251,248,243,.14);
  text-align:center;font-size:13px;color:rgba(251,248,243,.6);
}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .hero-grid{gap:36px;}
  .hero-title{font-size:34px;}
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .stat-band{grid-template-columns:repeat(2,1fr);}
  .steps{grid-template-columns:repeat(2,1fr);gap:32px 0;}
  .step:nth-child(2)::before{display:none;}
}

@media (max-width:991px){
  .navbar-main{height:56px;gap:12px;}
  .brand-text{font-size:17px;}
  .brand{order:1;}
  .nav-actions{order:2;margin-left:auto;gap:10px;}
  .nav-toggle{order:3;display:inline-flex;}
  .nav-panel{
    order:4;position:absolute;left:-24px;right:-24px;top:100%;
    background:var(--bg);border-bottom:1px solid var(--line);
    padding:12px 16px 20px;display:none;box-shadow:var(--shadow-1);
  }
  .nav-panel.open{display:block;}
  .nav-list{flex-direction:column;align-items:stretch;gap:0;}
  .nav-list a{padding:12px 10px;line-height:24px;border-left:3px solid transparent;border-radius:0;font-size:15px;}
  .nav-list a::after{display:none;}
  .nav-list a:hover{background:var(--bg-alt);}
  .nav-list a.active{border-left-color:var(--accent);background:var(--bg-alt);font-weight:700;}
  .cmd-search{width:auto;padding:0;border:0;background:transparent;box-shadow:none;}
  .cmd-search input,.cmd-search kbd{display:none;}
  .cmd-search i{width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line);border-radius:var(--radius-btn);color:var(--brand);font-size:14px;background:transparent;}
  .hero-grid{grid-template-columns:1fr;gap:28px;}
  .hero-title{font-size:30px;}
  .hero-media{order:-1;}
  .cat-hero{padding:32px 0 44px;min-height:auto;}
  .section{padding:60px 0;}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:30px;}
  .section-head h2{font-size:24px;}
  .cta-band{padding:34px 28px;}
  .cta-band h2{font-size:22px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}

@media (max-width:767px){
  body{font-size:15.5px;}
  .container{padding:0 18px;}
  .grid-3{grid-template-columns:1fr;}
  .stat-band{grid-template-columns:1fr;margin-top:-24px;}
  .steps{grid-template-columns:1fr;gap:0;}
  .step{padding:0 0 28px 0;}
  .step::before{left:22px;right:auto;top:44px;bottom:0;width:2px;height:auto;}
  .step:nth-child(2)::before{display:block;}
  .step:last-child::before{display:none;}
  .step-node{margin-bottom:14px;}
  .hero-title{font-size:28px;}
  .hero-cta .btn{flex:1 1 auto;}
  .section{padding:48px 0;}
  .cta-band{padding:28px 22px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{margin-top:32px;}
}

/* roulang page: article */
:root{
  --brand:#14524B;
  --brand-deep:#0C3A36;
  --accent:#E2703A;
  --accent-hover:#C2551F;
  --accent-soft:#F2B33D;
  --bg:#FBF8F3;
  --bg-alt:#F3EDE3;
  --bg-sand:#EFE7DA;
  --line:#E2DCD1;
  --ink:#1B2220;
  --ink-muted:#5D6A66;
  --radius-card:14px;
  --radius-btn:10px;
  --radius-img:12px;
  --shadow-card:0 1px 0 rgba(20,82,75,.04), 0 8px 24px rgba(20,82,75,.06);
  --shadow-hover:0 1px 0 rgba(20,82,75,.06), 0 14px 34px rgba(20,82,75,.13);
  --container:1200px;
  --font:system-ui,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--accent-hover);}
p{margin:0 0 1.25em;}
h1,h2,h3,h4{margin:0;color:var(--brand);font-weight:700;letter-spacing:0;}
ul,ol{margin:0;padding:0;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
.container{max-width:var(--container);padding-left:24px;padding-right:24px;margin:0 auto;}

/* ---------- header / nav ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(251,248,243,.88);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.navbar-main{display:flex;align-items:center;gap:20px;height:64px;position:relative;}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--brand);}
.brand:hover{color:var(--brand);}
.brand-mark{position:relative;display:inline-block;width:26px;height:26px;flex:0 0 26px;}
.brand-mark i{position:absolute;display:block;width:16px;height:16px;border-radius:4px;}
.brand-mark i:first-child{left:0;top:0;background:var(--brand);}
.brand-mark i:last-child{right:0;bottom:0;border:2px solid var(--accent);background:transparent;}
.brand-text{font-size:19px;font-weight:700;letter-spacing:.5px;}
.nav-toggle{
  display:none;width:40px;height:40px;align-items:center;justify-content:center;
  background:transparent;border:1px solid var(--line);border-radius:var(--radius-btn);
  color:var(--brand);font-size:16px;margin-left:auto;cursor:pointer;
}
.nav-toggle:hover{border-color:rgba(20,82,75,.3);}
.nav-panel{margin-left:8px;}
.nav-list{display:flex;align-items:center;gap:26px;list-style:none;}
.nav-list a{
  position:relative;display:inline-block;padding:6px 0;
  font-size:15px;color:var(--ink);font-weight:500;
}
.nav-list a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--brand);
  transform:scaleX(0);transform-origin:left;transition:transform .22s ease;
}
.nav-list a:hover{color:var(--brand);}
.nav-list a:hover::after{transform:scaleX(1);}
.nav-list a.active{color:var(--brand);font-weight:700;}
.nav-list a.active::after{transform:scaleX(1);}
.nav-actions{display:flex;align-items:center;gap:12px;margin-left:auto;}
.cmd-search{
  display:flex;align-items:center;gap:8px;
  width:240px;height:40px;padding:0 10px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-btn);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.cmd-search:focus-within{border-color:rgba(20,82,75,.35);box-shadow:0 0 0 3px rgba(20,82,75,.08);}
.cmd-search i{color:var(--ink-muted);font-size:13px;}
.cmd-search input{
  flex:1 1 auto;border:0;outline:0;background:transparent;
  font-size:14px;color:var(--ink);min-width:0;
}
.cmd-search input::placeholder{color:#9AA6A2;}
.cmd-search kbd{
  flex:0 0 auto;font-family:var(--font);font-size:12px;color:var(--ink-muted);
  background:var(--bg-alt);border-radius:6px;padding:2px 7px;border:1px solid var(--line);
}
.icon-btn{
  display:inline-flex;align-items:center;justify-content:center;
  width:40px;height:40px;flex:0 0 40px;
  background:transparent;border:1px solid var(--line);border-radius:var(--radius-btn);
  color:var(--brand);font-size:15px;transition:all .2s ease;
}
.icon-btn:hover{border-color:rgba(20,82,75,.3);color:var(--accent-hover);}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:500;line-height:1;border:1px solid transparent;
  transition:background-color .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
  cursor:pointer;text-align:center;
}
.btn-accent{background:var(--accent);color:#fff;}
.btn-accent:hover{background:var(--accent-hover);color:#fff;transform:translateY(-1px);}
.btn-ghost{background:transparent;color:var(--brand);border:1.5px solid var(--brand);}
.btn-ghost:hover{background:var(--brand);color:var(--bg);}
.btn-brand{background:var(--brand);color:var(--bg);}
.btn-brand:hover{background:var(--brand-deep);color:#fff;transform:translateY(-1px);}
.btn-sm{height:38px;padding:0 18px;font-size:14px;}
.btn:focus-visible{outline:2px solid var(--accent);outline-offset:2px;box-shadow:none;}

/* ---------- breadcrumb ---------- */
.crumb-bar{background:var(--bg-alt);border-bottom:1px solid var(--line);}
.crumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  list-style:none;padding:12px 0;font-size:13px;color:var(--ink-muted);
}
.crumb a{color:var(--ink-muted);}
.crumb a:hover{color:var(--brand);}
.crumb .sep{color:#B9C3BF;}
.crumb .current{color:var(--ink);max-width:60vw;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* ---------- article head ---------- */
.article-head{padding:44px 0 8px;}
.article-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;color:var(--brand);background:rgba(20,82,75,.1);
  padding:5px 12px;border-radius:999px;margin-bottom:18px;font-weight:600;
}
.article-head h1{
  font-size:35px;line-height:1.4;font-weight:700;color:var(--brand);
  max-width:900px;margin-bottom:18px;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  font-size:13px;color:var(--ink-muted);
}
.article-meta .divider{width:1px;height:12px;background:var(--line);display:inline-block;}
.article-meta .chip-cat{
  font-size:12px;color:var(--brand);background:rgba(20,82,75,.1);
  padding:4px 10px;border-radius:999px;font-weight:600;
}

/* ---------- cover ---------- */
.article-cover-wrap{padding:26px 0 0;}
.article-cover{
  max-width:960px;margin:0 auto;border-radius:16px;overflow:hidden;
  border:1px solid var(--line);background:var(--bg-sand);
  box-shadow:var(--shadow-card);
}
.article-cover img{width:100%;height:auto;aspect-ratio:16/9;object-fit:cover;}

/* ---------- layout ---------- */
.article-layout{
  display:grid;grid-template-columns:minmax(0,1fr) 260px;
  gap:56px;padding:48px 0 72px;align-items:start;
}
.article-main{min-width:0;max-width:820px;}
.article-body{font-size:17px;line-height:1.9;color:var(--ink);}
.article-body h2{
  font-size:22px;line-height:1.45;color:var(--brand);
  margin:2em 0 .8em;padding-left:12px;border-left:4px solid var(--brand);
}
.article-body h3{font-size:18px;font-weight:700;color:var(--brand);margin:1.6em 0 .6em;}
.article-body p{margin:0 0 1.3em;}
.article-body a{color:var(--brand);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:var(--accent-hover);}
.article-body ul{list-style:none;padding-left:0;margin:0 0 1.3em;}
.article-body ul li{position:relative;padding-left:18px;margin-bottom:.5em;}
.article-body ul li::before{
  content:"";position:absolute;left:0;top:.75em;width:7px;height:7px;
  background:var(--accent);border-radius:2px;
}
.article-body ol{padding-left:1.4em;margin:0 0 1.3em;}
.article-body ol li{margin-bottom:.5em;}
.article-body ol li::marker{color:var(--brand);font-weight:700;}
.article-body blockquote{
  margin:1.6em 0;padding:16px 20px;background:var(--bg-alt);
  border-left:3px solid var(--accent);border-radius:0 var(--radius-btn) var(--radius-btn) 0;
  font-size:16.5px;color:var(--ink);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:var(--radius-img);margin:24px auto;height:auto;}
.article-body figure{margin:24px 0;}
.article-body figure figcaption{font-size:13px;color:var(--ink-muted);text-align:center;margin-top:8px;}
.article-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:14px;}
.article-body thead th{background:var(--bg-alt);color:var(--brand);font-weight:700;}
.article-body th,.article-body td{padding:12px 14px;text-align:left;border-bottom:1px solid var(--line);}
.article-body code{background:var(--bg-alt);border-radius:6px;padding:2px 6px;font-size:14px;}

/* ---------- toc ---------- */
.article-toc{
  position:sticky;top:88px;
  border:1px solid var(--line);border-radius:var(--radius-card);
  background:#fff;padding:18px 18px 14px;box-shadow:var(--shadow-card);
}
.article-toc h2{
  font-size:13px;letter-spacing:1px;color:var(--ink-muted);
  font-weight:700;margin-bottom:12px;
}
.article-toc ol{list-style:none;counter-reset:toc;}
.article-toc li{counter-increment:toc;margin-bottom:2px;}
.article-toc a{
  display:block;font-size:14px;line-height:1.6;color:var(--ink-muted);
  padding:6px 0 6px 12px;border-left:2px solid transparent;transition:all .18s ease;
}
.article-toc a::before{content:counter(toc) ". ";color:#B9C3BF;}
.article-toc a:hover{color:var(--brand);border-left-color:rgba(20,82,75,.3);}
.article-toc a.on{color:var(--brand);font-weight:700;border-left-color:var(--brand);}

/* ---------- empty state ---------- */
.empty-state{
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:14px;min-height:260px;padding:36px 24px;text-align:center;
  background:var(--bg-alt);border:1px dashed var(--line);border-radius:var(--radius-card);
}
.empty-state i{font-size:40px;color:var(--brand);opacity:.65;}
.empty-state p{max-width:420px;margin:0;font-size:15px;color:var(--ink-muted);}

/* ---------- tags / related ---------- */
.article-foot{margin-top:44px;padding-top:28px;border-top:1px solid var(--line);}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-bottom:34px;}
.tag-row span.tag-label{font-size:13px;color:var(--ink-muted);}
.tag{
  font-size:12px;color:var(--brand);background:rgba(20,82,75,.1);
  padding:5px 12px;border-radius:999px;font-weight:600;
}
.tag.hot{background:var(--accent-soft);color:#3A2A0B;}

.related-title{font-size:20px;color:var(--brand);margin-bottom:18px;}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.rcard{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-card);
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.rcard:hover{transform:translateY(-2px);border-color:rgba(20,82,75,.3);box-shadow:var(--shadow-hover);}
.rcard .thumb{aspect-ratio:16/10;background:var(--bg-sand);overflow:hidden;}
.rcard .thumb img{width:100%;height:100%;object-fit:cover;}
.rcard .rc-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;}
.rcard h3{font-size:16px;line-height:1.55;color:var(--brand);margin:0;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.rcard p{font-size:14px;color:var(--ink-muted);margin:0;line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.rcard .more{font-size:14px;font-weight:600;color:var(--accent);display:inline-flex;align-items:center;gap:6px;}
.rcard .more i{transition:transform .2s ease;}
.rcard:hover .more i{transform:translateX(4px);}

/* ---------- post nav ---------- */
.post-nav{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:36px;}
.post-nav-item{
  display:block;padding:18px 20px;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-card);transition:all .2s ease;
}
.post-nav-item:hover{border-color:rgba(20,82,75,.3);box-shadow:var(--shadow-card);transform:translateY(-2px);}
.post-nav-item .pn-dir{display:block;font-size:12px;color:var(--ink-muted);margin-bottom:8px;}
.post-nav-item .pn-title{
  display:block;font-size:15px;font-weight:600;color:var(--brand);line-height:1.6;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-nav-item.next{text-align:right;}

/* ---------- cta band ---------- */
.cta-band{
  background:linear-gradient(135deg,var(--brand-deep) 0%,#12463F 100%);
  border-radius:16px;padding:30px 32px;color:var(--bg);
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:20px;
  margin-top:44px;
}
.cta-band h3{color:#fff;font-size:21px;margin-bottom:6px;}
.cta-band p{color:rgba(251,248,243,.78);font-size:14px;margin:0;}
.cta-band .cta-actions{display:flex;flex-wrap:wrap;gap:12px;}

/* ---------- footer ---------- */
.site-footer{background:var(--brand-deep);color:rgba(251,248,243,.78);padding:64px 0 0;margin-top:16px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-mark i:first-child{background:var(--bg);}
.footer-brand .brand-text{color:#fff;font-size:19px;font-weight:700;}
.site-footer p{font-size:14px;line-height:1.85;color:rgba(251,248,243,.72);}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px;font-weight:700;}
.footer-col ul{list-style:none;}
.footer-col li{margin-bottom:10px;}
.footer-col a{color:rgba(251,248,243,.75);font-size:14px;}
.footer-col a:hover{color:var(--accent-soft);}
.footer-bottom{
  margin-top:44px;padding:20px 0;border-top:1px solid rgba(251,248,243,.14);
  text-align:center;font-size:13px;color:rgba(251,248,243,.6);
}

/* ---------- responsive ---------- */
@media (max-width:1199.98px){
  .article-layout{grid-template-columns:minmax(0,1fr);gap:0;}
  .article-toc{display:none;}
  .article-main{max-width:100%;}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;row-gap:32px;}
}
@media (max-width:991.98px){
  .nav-toggle{display:inline-flex;}
  .nav-panel{
    position:absolute;left:-24px;right:-24px;top:100%;
    background:var(--bg);border-bottom:1px solid var(--line);
    padding:6px 0 14px;display:none;box-shadow:var(--shadow-card);
  }
  .nav-panel.open{display:block;}
  .nav-list{flex-direction:column;align-items:stretch;gap:0;}
  .nav-list a{
    display:flex;align-items:center;height:48px;padding:0 24px;
    border-left:3px solid transparent;font-size:15px;
  }
  .nav-list a::after{display:none;}
  .nav-list a.active{border-left-color:var(--accent);background:var(--bg-alt);}
  .cmd-search{display:none;}
  .nav-actions{gap:8px;}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .article-head h1{font-size:29px;}
}
@media (max-width:767.98px){
  .container{padding-left:18px;padding-right:18px;}
  .nav-panel{left:-18px;right:-18px;}
  .article-head{padding:30px 0 4px;}
  .article-head h1{font-size:25px;line-height:1.45;}
  .crumb .current{max-width:46vw;}
  .article-layout{padding:32px 0 52px;}
  .article-body{font-size:16.5px;}
  .article-body h2{font-size:20px;}
  .related-grid{grid-template-columns:1fr;}
  .post-nav{grid-template-columns:1fr;}
  .post-nav-item.next{text-align:left;}
  .cta-band{padding:24px 20px;}
  .cta-band .cta-actions{width:100%;}
  .cta-band .cta-actions .btn{flex:1 1 auto;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .site-footer{padding-top:48px;}
}

/* roulang page: category2 */
:root{
  --brand:#14524B;
  --brand-deep:#0C3A36;
  --accent:#E2703A;
  --accent-hover:#C2551F;
  --accent-soft:#F2B33D;
  --bg:#FBF8F3;
  --bg-alt:#F3EDE3;
  --line:#E2DCD1;
  --ink:#1B2220;
  --ink-muted:#5D6A66;
  --radius-card:14px;
  --radius-btn:10px;
  --shadow-1:0 1px 0 rgba(20,82,75,.04),0 8px 24px rgba(20,82,75,.06);
  --shadow-2:0 2px 0 rgba(20,82,75,.05),0 14px 34px rgba(20,82,75,.12);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:system-ui,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--accent);}
ul,ol{margin:0;padding:0;list-style:none;}
p{margin:0 0 1.25em;}
h1,h2,h3,h4,h5{margin:0;font-weight:700;color:var(--brand);line-height:1.35;}
h1{font-size:40px;}
h2{font-size:28px;}
h3{font-size:20px;}
h4{font-size:16px;}
::selection{background:rgba(226,112,58,.22);}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
[id]{scroll-margin-top:92px;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;
  font-size:15px;font-weight:500;line-height:1;
  border:1px solid transparent;border-radius:var(--radius-btn);
  cursor:pointer;transition:all .22s ease;white-space:nowrap;
}
.btn:focus,.btn:active{box-shadow:none;}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}
.btn-accent{background:var(--accent);border-color:var(--accent);color:#fff;}
.btn-accent:hover{background:var(--accent-hover);border-color:var(--accent-hover);color:#fff;transform:translateY(-1px);box-shadow:0 10px 20px rgba(226,112,58,.22);}
.btn-brand{background:var(--brand);border-color:var(--brand);color:#fff;}
.btn-brand:hover{background:var(--brand-deep);border-color:var(--brand-deep);color:#fff;transform:translateY(-1px);box-shadow:0 10px 22px rgba(20,82,75,.20);}
.btn-outline-brand{background:transparent;border:1.5px solid var(--brand);color:var(--brand);}
.btn-outline-brand:hover{background:var(--brand);color:#FBF8F3;}
.btn-outline-light{background:transparent;border:1.5px solid rgba(251,248,243,.7);color:#FBF8F3;}
.btn-outline-light:hover{background:#FBF8F3;color:var(--brand-deep);border-color:#FBF8F3;}
.btn-block{width:100%;}
.link-more{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:500;color:var(--brand);}
.link-more i{transition:transform .22s ease;font-size:12px;}
.link-more:hover i{transform:translateX(4px);}

/* ============ 徽章 / 标签 ============ */
.badge-soft{display:inline-block;padding:4px 10px;font-size:12px;line-height:1.5;border-radius:999px;background:rgba(20,82,75,.10);color:var(--brand);font-weight:500;}
.badge-amber{display:inline-block;padding:4px 10px;font-size:12px;line-height:1.5;border-radius:999px;background:var(--accent-soft);color:#3A2708;font-weight:600;}
.badge-accent{display:inline-block;padding:4px 10px;font-size:12px;line-height:1.5;border-radius:999px;background:var(--accent);color:#fff;font-weight:500;}
.tag{display:inline-block;padding:4px 10px;font-size:12px;border-radius:6px;background:var(--bg-alt);color:var(--ink-muted);border:1px solid var(--line);}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(251,248,243,.88);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.navbar-main{position:relative;display:flex;align-items:center;gap:24px;height:64px;}
.brand{display:inline-flex;align-items:center;gap:10px;font-size:18px;font-weight:700;color:var(--brand);letter-spacing:0;}
.brand:hover{color:var(--brand-deep);}
.brand-mark{position:relative;display:inline-block;width:24px;height:24px;flex:none;}
.brand-mark i{position:absolute;display:block;width:13px;height:13px;border:2px solid var(--brand);border-radius:3px;}
.brand-mark i:first-child{left:0;top:0;}
.brand-mark i:last-child{right:0;bottom:0;border-color:var(--accent);}
.nav-panel{flex:1;display:flex;justify-content:center;}
.nav-list{display:flex;align-items:center;gap:30px;}
.nav-list a{position:relative;display:inline-block;padding:6px 0;font-size:15px;font-weight:500;color:var(--ink);}
.nav-list a::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:2px;background:var(--brand);transform:scaleX(0);transform-origin:left;transition:transform .22s ease;}
.nav-list a:hover{color:var(--brand);}
.nav-list a:hover::after{transform:scaleX(1);}
.nav-list a.active{color:var(--brand);font-weight:700;}
.nav-list a.active::after{transform:scaleX(1);}
.nav-actions{display:flex;align-items:center;gap:12px;}
.cmd-search{display:flex;align-items:center;gap:8px;width:236px;height:40px;padding:0 10px;background:#fff;border:1px solid var(--line);border-radius:10px;transition:border-color .2s ease;}
.cmd-search:focus-within{border-color:rgba(20,82,75,.35);}
.cmd-search i{font-size:13px;color:var(--ink-muted);}
.cmd-search input{flex:1;min-width:0;border:0;outline:none;background:transparent;font-size:14px;color:var(--ink);font-family:inherit;}
.cmd-search input::placeholder{color:#9AA5A1;}
.cmd-search kbd{padding:1px 6px;font-size:12px;font-family:inherit;color:var(--ink-muted);background:var(--bg-alt);border:1px solid var(--line);border-radius:6px;}
.icon-btn{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border:1px solid var(--line);border-radius:10px;background:transparent;color:var(--brand);transition:all .2s ease;}
.icon-btn:hover{border-color:rgba(20,82,75,.3);background:#fff;color:var(--brand-deep);}
.nav-toggle{display:none;align-items:center;justify-content:center;width:40px;height:40px;border:1px solid var(--line);border-radius:10px;background:transparent;color:var(--brand);font-size:16px;}

/* ============ 页头 ============ */
.page-hero{
  position:relative;
  display:flex;align-items:center;
  min-height:360px;
  color:#FBF8F3;
  background-image:url(/assets/images/backpic/back-1.webp);
  background-size:cover;background-position:center;
}
.page-hero::before{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(12,58,54,.93) 0%,rgba(12,58,54,.72) 55%,rgba(12,58,54,.48) 100%);}
.page-hero .container{position:relative;z-index:1;padding-top:48px;padding-bottom:52px;}
.breadcrumb-line{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(251,248,243,.72);margin-bottom:18px;}
.breadcrumb-line a{color:rgba(251,248,243,.82);}
.breadcrumb-line a:hover{color:var(--accent-soft);}
.breadcrumb-line span.sep{opacity:.55;}
.breadcrumb-line span.current{color:#FBF8F3;font-weight:500;}
.page-hero h1{color:#FBF8F3;font-size:40px;line-height:1.3;max-width:760px;margin:0 0 16px;}
.page-hero .lead{max-width:720px;font-size:17px;line-height:1.8;color:rgba(251,248,243,.86);margin:0 0 22px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.hero-meta .chip{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;font-size:13px;color:rgba(251,248,243,.9);border:1px solid rgba(251,248,243,.28);border-radius:999px;background:rgba(251,248,243,.08);}

/* ============ 布局 ============ */
.section{padding:80px 0;}
.section-alt{background:var(--bg-alt);}
.section-head{max-width:760px;margin-bottom:40px;}
.section-head .eyebrow{display:inline-block;font-size:13px;font-weight:600;color:var(--accent);letter-spacing:.04em;margin-bottom:10px;}
.section-head h2{font-size:28px;line-height:1.4;margin-bottom:12px;}
.section-head p{font-size:15.5px;color:var(--ink-muted);margin:0;}

.layout{display:grid;grid-template-columns:240px minmax(0,1fr);gap:48px;align-items:start;}

/* 目录 */
.toc{position:sticky;top:88px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:18px;box-shadow:var(--shadow-1);}
.toc h4{font-size:13px;font-weight:600;color:var(--ink-muted);margin:0 0 10px;padding-left:10px;}
.toc ul{display:block;}
.toc a{display:block;padding:8px 10px;font-size:14px;color:var(--ink-muted);border-left:3px solid transparent;border-radius:0 8px 8px 0;transition:all .2s ease;}
.toc a:hover{background:var(--bg-alt);color:var(--brand);}
.toc a.active{color:var(--brand);font-weight:600;background:rgba(20,82,75,.06);border-left-color:var(--accent);}
.toc-foot{margin-top:16px;padding-top:16px;border-top:1px solid var(--line);font-size:13px;color:var(--ink-muted);line-height:1.7;}

/* 长文 */
.doc-section{padding-bottom:44px;margin-bottom:44px;border-bottom:1px dashed var(--line);}
.doc-section:last-child{padding-bottom:0;margin-bottom:0;border-bottom:0;}
.doc-section > h2{
  position:relative;
  font-size:26px;line-height:1.4;
  padding-left:14px;margin:0 0 18px;
}
.doc-section > h2::before{content:"";position:absolute;left:0;top:.28em;bottom:.28em;width:4px;border-radius:2px;background:var(--brand);}
.doc-section h3{font-size:18px;margin:26px 0 10px;color:var(--brand-deep);}
.doc-section p{font-size:16px;color:#2A322F;}
.doc-section p:last-child{margin-bottom:0;}

.split{display:grid;gap:36px;align-items:center;margin:26px 0 6px;}
.split-5-7{grid-template-columns:5fr 7fr;}
.split-7-5{grid-template-columns:7fr 5fr;}
.split img{width:100%;aspect-ratio:16/11;object-fit:cover;border-radius:12px;border:1px solid var(--line);}
.split figcaption{font-size:13px;color:var(--ink-muted);margin-top:10px;}

.list-check li{position:relative;padding-left:26px;margin-bottom:.5em;font-size:15.5px;color:var(--ink);}
.list-check li:last-child{margin-bottom:0;}
.list-check li::before{content:"";position:absolute;left:6px;top:.72em;width:7px;height:7px;border-radius:2px;background:var(--accent);}
.list-dot li{position:relative;padding-left:20px;margin-bottom:.5em;font-size:15.5px;color:var(--ink);}
.list-dot li::before{content:"";position:absolute;left:4px;top:.78em;width:5px;height:5px;border-radius:50%;background:var(--brand);}
.list-step{counter-reset:step;}
.list-step li{position:relative;padding-left:44px;margin-bottom:14px;font-size:15.5px;color:var(--ink);}
.list-step li::before{
  counter-increment:step;content:counter(step);
  position:absolute;left:0;top:2px;
  width:28px;height:28px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-size:13px;font-weight:600;color:var(--brand);
  border:1.5px solid rgba(20,82,75,.35);background:#fff;
}
.list-step li strong{color:var(--brand-deep);}

blockquote{
  margin:22px 0;padding:16px 20px;
  background:var(--bg-alt);border-left:3px solid var(--accent);
  border-radius:0 12px 12px 0;
  font-size:15.5px;color:var(--ink);
}
blockquote p{margin:0;font-size:15.5px;}

/* 数据小卡 */
.stat-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin:26px 0;}
.stat-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:20px;transition:all .22s ease;}
.stat-card:hover{border-color:rgba(20,82,75,.30);transform:translateY(-2px);box-shadow:var(--shadow-1);}
.stat-card .num{font-size:28px;font-weight:700;color:var(--brand);line-height:1.25;}
.stat-card .num small{font-size:14px;font-weight:500;color:var(--ink-muted);margin-left:4px;}
.stat-card .txt{font-size:13px;color:var(--ink-muted);margin-top:6px;line-height:1.7;}

/* 对比表 */
.table-wrap{overflow-x:auto;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-1);}
.cmp-table{width:100%;min-width:560px;margin:0;border-collapse:collapse;font-size:14px;}
.cmp-table caption{caption-side:top;text-align:left;padding:16px 18px 0;font-size:13px;color:var(--ink-muted);}
.cmp-table th{background:var(--bg-alt);color:var(--brand);font-weight:600;text-align:left;padding:14px 18px;border-bottom:1px solid var(--line);white-space:nowrap;}
.cmp-table td{padding:13px 18px;border-bottom:1px solid var(--line);color:var(--ink);vertical-align:middle;}
.cmp-table tbody tr:last-child td{border-bottom:0;}
.cmp-table tbody tr:hover td{background:rgba(20,82,75,.035);}
.cmp-table .tier-name{font-weight:600;color:var(--brand-deep);}

/* FAQ */
.faq .accordion{--bs-accordion-border-width:0;--bs-accordion-border-radius:var(--radius-card);--bs-accordion-inner-border-radius:var(--radius-card);--bs-accordion-btn-focus-box-shadow:none;--bs-accordion-btn-color:var(--brand);--bs-accordion-active-color:var(--brand);--bs-accordion-active-bg:var(--bg-alt);--bs-accordion-body-padding-y:0;--bs-accordion-body-padding-x:0;}
.faq .accordion-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;margin-bottom:12px;}
.faq .accordion-button{background:#fff;color:var(--brand);font-size:16px;font-weight:600;line-height:1.6;padding:18px 20px;border-left:3px solid transparent;transition:all .2s ease;}
.faq .accordion-button:hover{background:var(--bg-alt);}
.faq .accordion-button:not(.collapsed){background:var(--bg-alt);border-left-color:var(--accent);}
.faq .accordion-button:focus{box-shadow:none;outline:none;}
.faq .accordion-button::after{content:"＋";background-image:none;width:auto;height:auto;font-size:15px;line-height:1;color:var(--ink-muted);transform:none;margin-left:14px;}
.faq .accordion-button:not(.collapsed)::after{content:"－";color:var(--accent);}
.faq .accordion-body{padding:16px 20px 20px;font-size:14px;line-height:1.8;color:var(--ink-muted);}
.faq .accordion-body p:last-child{margin-bottom:0;}

/* CTA 条 */
.cta-band{background:var(--brand-deep);border-radius:16px;padding:36px 40px;display:flex;align-items:center;justify-content:space-between;gap:28px;color:#FBF8F3;}
.cta-band h3{color:#FBF8F3;font-size:22px;margin-bottom:8px;}
.cta-band p{margin:0;font-size:14.5px;color:rgba(251,248,243,.8);max-width:620px;}
.cta-band .cta-actions{display:flex;gap:12px;flex-wrap:wrap;}

/* 表单 */
.form-layout{display:grid;grid-template-columns:6fr 5fr;gap:40px;align-items:start;}
.form-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:28px;box-shadow:var(--shadow-1);}
.form-card h3{font-size:20px;margin-bottom:6px;}
.form-card .form-hint{font-size:13px;color:var(--ink-muted);margin-bottom:22px;}
.form-label{display:block;font-size:14px;font-weight:500;color:var(--ink);margin-bottom:6px;}
.form-label .req{color:var(--accent);margin-left:2px;}
.form-control,.form-select{
  width:100%;height:44px;padding:0 14px;
  font-size:15px;color:var(--ink);font-family:inherit;
  background:#fff;border:1px solid var(--line);border-radius:10px;
  box-shadow:none;transition:border-color .2s ease,box-shadow .2s ease;
}
.form-select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--ink-muted) 50%),linear-gradient(135deg,var(--ink-muted) 50%,transparent 50%);background-position:calc(100% - 18px) 19px,calc(100% - 13px) 19px;background-size:5px 5px,5px 5px;background-repeat:no-repeat;}
textarea.form-control{height:auto;min-height:120px;padding:10px 14px;line-height:1.7;resize:vertical;}
.form-control:focus,.form-select:focus{border-color:var(--accent);box-shadow:0 0 0 2px rgba(226,112,58,.22);outline:none;}
.form-control::placeholder{color:#9AA5A1;}
.form-row{margin-bottom:18px;}
.form-err{display:none;font-size:13px;color:#A33A2A;margin-top:6px;}
.form-note{font-size:13px;color:var(--ink-muted);margin:14px 0 0;}
.info-list li{position:relative;padding-left:34px;margin-bottom:20px;}
.info-list li:last-child{margin-bottom:0;}
.info-list i{position:absolute;left:0;top:3px;width:24px;height:24px;display:inline-flex;align-items:center;justify-content:center;font-size:12px;color:var(--brand);border:1px solid rgba(20,82,75,.25);border-radius:50%;}
.info-list h4{font-size:15px;margin-bottom:4px;color:var(--brand-deep);}
.info-list p{font-size:14px;color:var(--ink-muted);margin:0;line-height:1.75;}

/* 页脚 */
.site-footer{background:var(--brand-deep);color:rgba(251,248,243,.82);padding:64px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:40px;}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:700;color:#FBF8F3;margin-bottom:14px;}
.footer-brand .brand-mark i{border-color:#FBF8F3;}
.footer-brand .brand-mark i:last-child{border-color:var(--accent-soft);}
.site-footer p{font-size:14px;line-height:1.8;color:rgba(251,248,243,.72);margin:0;}
.footer-col h4{font-size:15px;font-weight:600;color:#FBF8F3;margin-bottom:16px;}
.footer-col ul li{margin-bottom:10px;}
.footer-col a{font-size:14px;color:rgba(251,248,243,.78);}
.footer-col a:hover{color:var(--accent-soft);}
.footer-bottom{border-top:1px solid rgba(251,248,243,.14);padding:18px 0;text-align:center;font-size:13px;color:rgba(251,248,243,.6);}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .layout{grid-template-columns:1fr;gap:32px;}
  .toc{position:static;display:flex;align-items:center;gap:8px;overflow-x:auto;padding:12px;white-space:nowrap;-webkit-overflow-scrolling:touch;}
  .toc h4{display:none;}
  .toc ul{display:flex;gap:8px;}
  .toc a{padding:8px 14px;border-left:0;border-bottom:3px solid transparent;border-radius:8px 8px 0 0;}
  .toc a.active{border-left:0;border-bottom-color:var(--accent);background:rgba(20,82,75,.06);}
  .toc-foot{display:none;}
  .split,.split-5-7,.split-7-5{grid-template-columns:1fr;gap:24px;}
}
@media (max-width:991.98px){
  .nav-toggle{display:inline-flex;}
  .nav-panel{
    position:absolute;top:calc(100% + 1px);left:-24px;right:-24px;
    display:none;padding:8px 24px 18px;
    background:var(--bg);border-bottom:1px solid var(--line);box-shadow:var(--shadow-2);
  }
  .nav-panel.open{display:block;}
  .nav-list{flex-direction:column;align-items:stretch;gap:0;}
  .nav-list a{display:block;line-height:48px;padding:0 0 0 14px;border-left:3px solid transparent;}
  .nav-list a::after{display:none;}
  .nav-list a.active{border-left-color:var(--accent);background:rgba(20,82,75,.05);}
  .cmd-search{display:none;}
  .navbar-main{gap:12px;}
  .nav-actions{margin-left:auto;}
  .page-hero h1{font-size:32px;}
  .section{padding:64px 0;}
  .stat-grid{grid-template-columns:1fr;}
  .form-layout{grid-template-columns:1fr;gap:28px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:30px 26px;}
}
@media (max-width:767.98px){
  .container{padding:0 18px;}
  h1,.page-hero h1{font-size:28px;}
  .page-hero{min-height:300px;}
  .page-hero .container{padding-top:34px;padding-bottom:38px;}
  .page-hero .lead{font-size:15.5px;}
  .section{padding:48px 0;}
  .doc-section > h2{font-size:22px;}
  .section-head h2{font-size:22px;}
  .icon-btn{display:none;}
  .hero-actions .btn{width:100%;}
  .stat-card .num{font-size:24px;}
  .form-card{padding:22px 18px;}
  .form-card .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:32px;}
  .cta-band h3{font-size:19px;}
  .cta-band .cta-actions{width:100%;}
  .cta-band .cta-actions .btn{width:100%;}
}

/* roulang page: category3 */
:root{
  --brand:#14524B;
  --brand-deep:#0C3A36;
  --accent:#E2703A;
  --accent-hover:#C2551F;
  --accent-soft:#F2B33D;
  --bg:#FBF8F3;
  --bg-alt:#F3EDE3;
  --line:#E2DCD1;
  --ink:#1B2220;
  --ink-muted:#5D6A66;
  --white:#FFFFFF;
  --radius-card:14px;
  --radius-btn:10px;
  --radius-img:12px;
  --radius-lg:16px;
  --shadow:0 1px 0 rgba(20,82,75,.04), 0 8px 24px rgba(20,82,75,.06);
  --shadow-hover:0 2px 0 rgba(20,82,75,.06), 0 14px 32px rgba(20,82,75,.12);
  --font-stack:system-ui,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
}

*,*::before,*::after{ box-sizing:border-box; }

html{ -webkit-text-size-adjust:100%; }

body{
  margin:0;
  font-family:var(--font-stack);
  font-size:16px;
  line-height:1.85;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}

img{ max-width:100%; height:auto; display:block; }
a{ color:var(--brand); text-decoration:none; transition:color .2s ease; }
a:hover{ color:var(--accent); }
ul,ol{ margin:0; padding:0; list-style:none; }
button{ font-family:inherit; cursor:pointer; }
h1,h2,h3,h4{ margin:0; font-family:var(--font-stack); color:var(--brand); letter-spacing:0; }
p{ margin:0 0 1.25em; }
p:last-child{ margin-bottom:0; }

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

/* ---------- 通用排版 ---------- */
.section{ padding:80px 0; }
.section-alt{ background:var(--bg-alt); }
.section-title{
  font-size:28px;
  line-height:1.4;
  font-weight:700;
  margin:0 0 0.6em;
}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:36px;
  flex-wrap:wrap;
}
.section-head p{ margin:0; color:var(--ink-muted); font-size:15px; }
.eyebrow{
  display:inline-block;
  font-size:12px;
  letter-spacing:.08em;
  color:var(--brand);
  background:rgba(20,82,75,.10);
  border-radius:999px;
  padding:4px 12px;
  margin-bottom:14px;
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:44px;
  padding:0 24px;
  font-size:15px;
  font-weight:500;
  line-height:1;
  border-radius:var(--radius-btn);
  border:1px solid transparent;
  transition:all .2s ease;
  box-shadow:none !important;
}
.btn-sm{ height:40px; padding:0 18px; font-size:14px; }
.btn-accent{ background:var(--accent); color:#fff; border-color:var(--accent); }
.btn-accent:hover{ background:var(--accent-hover); border-color:var(--accent-hover); color:#fff; transform:translateY(-1px); }
.btn-outline{
  background:transparent;
  color:var(--brand);
  border:1.5px solid var(--brand);
}
.btn-outline:hover{ background:var(--brand); color:var(--bg); }
.btn-ghost{ background:transparent; color:var(--brand); border:1px solid var(--line); }
.btn-ghost:hover{ border-color:rgba(20,82,75,.30); color:var(--brand); }
.btn:focus-visible,
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible{
  outline:2px solid var(--accent);
  outline-offset:2px;
  box-shadow:none;
}
.link-arrow{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  font-weight:500;
  color:var(--brand);
}
.link-arrow i{ transition:transform .2s ease; font-size:12px; }
.link-arrow:hover{ color:var(--accent); }
.link-arrow:hover i{ transform:translateX(4px); }

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:rgba(251,248,243,.88);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.navbar-main{
  display:flex;
  align-items:center;
  gap:28px;
  height:64px;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
  color:var(--brand);
  font-weight:700;
}
.brand:hover{ color:var(--brand); }
.brand-mark{
  position:relative;
  width:26px;
  height:26px;
  display:inline-block;
  flex-shrink:0;
}
.brand-mark i{
  position:absolute;
  width:16px;
  height:16px;
  border:2px solid var(--brand);
  border-radius:4px;
}
.brand-mark i:first-child{ left:0; top:0; background:var(--accent); border-color:var(--accent); }
.brand-mark i:last-child{ right:0; bottom:0; }
.brand-text{ font-size:18px; letter-spacing:.01em; }

.nav-panel{ flex:1 1 auto; }
.nav-list{
  display:flex;
  align-items:center;
  gap:26px;
}
.nav-list a{
  position:relative;
  display:inline-block;
  padding:6px 0;
  font-size:15px;
  color:var(--ink);
}
.nav-list a::after{
  content:"";
  position:absolute;
  left:0;
  right:0;
  bottom:0;
  height:2px;
  background:var(--brand);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform .22s ease;
}
.nav-list a:hover{ color:var(--brand); }
.nav-list a:hover::after{ transform:scaleX(1); }
.nav-list a.active{ color:var(--brand); font-weight:600; }
.nav-list a.active::after{ transform:scaleX(1); }

.nav-actions{
  display:flex;
  align-items:center;
  gap:12px;
  margin-left:auto;
}
.cmd-search{
  display:flex;
  align-items:center;
  gap:8px;
  width:242px;
  height:40px;
  padding:0 10px 0 12px;
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--radius-btn);
  transition:border-color .2s ease, box-shadow .2s ease;
}
.cmd-search:focus-within{ border-color:rgba(20,82,75,.35); box-shadow:0 0 0 3px rgba(20,82,75,.06); }
.cmd-search i{ font-size:13px; color:var(--ink-muted); }
.cmd-search input{
  flex:1 1 auto;
  min-width:0;
  border:0;
  outline:none;
  background:transparent;
  font-size:14px;
  color:var(--ink);
}
.cmd-search input::placeholder{ color:#9AA5A1; }
.cmd-search kbd{
  flex-shrink:0;
  font-family:var(--font-stack);
  font-size:12px;
  color:var(--ink-muted);
  background:var(--bg-alt);
  border:1px solid var(--line);
  border-radius:6px;
  padding:1px 7px;
}
.icon-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:40px;
  height:40px;
  border:1px solid var(--line);
  border-radius:var(--radius-btn);
  background:transparent;
  color:var(--brand);
  transition:all .2s ease;
}
.icon-btn:hover{ border-color:rgba(20,82,75,.30); background:var(--white); color:var(--brand); }
.nav-toggle{
  display:none;
  width:40px;
  height:40px;
  border:1px solid var(--line);
  border-radius:var(--radius-btn);
  background:transparent;
  color:var(--brand);
  margin-left:auto;
}

/* ---------- 面包屑 ---------- */
.crumb-bar{ padding:20px 0 0; }
.breadcrumb-custom{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--ink-muted);
}
.breadcrumb-custom a{ color:var(--ink-muted); }
.breadcrumb-custom a:hover{ color:var(--brand); }
.breadcrumb-custom .sep{ color:var(--line); }
.breadcrumb-custom .current{ color:var(--ink); }

/* ---------- HERO ---------- */
.page-hero{
  padding:36px 0 56px;
}
.hero-grid{
  display:grid;
  grid-template-columns:7fr 5fr;
  gap:48px;
  align-items:center;
}
.page-hero h1{
  font-size:40px;
  line-height:1.3;
  font-weight:700;
  margin:14px 0 18px;
}
.hero-sub{
  font-size:16px;
  color:var(--ink-muted);
  max-width:560px;
  margin-bottom:26px;
}
.hero-actions{ display:flex; flex-wrap:wrap; gap:14px; }
.hero-media{
  position:relative;
  border-radius:var(--radius-lg);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow);
}
.hero-media img{
  width:100%;
  height:100%;
  aspect-ratio:4 / 3;
  object-fit:cover;
}
.hero-media::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(12,58,54,.05) 0%,rgba(12,58,54,.38) 100%);
}
.hero-badge{
  position:absolute;
  top:16px;
  left:16px;
  z-index:2;
  font-size:12px;
  font-weight:600;
  color:#3A2A05;
  background:var(--accent-soft);
  border-radius:999px;
  padding:5px 14px;
}

/* ---------- 指标数据条 ---------- */
.metric-strip{
  padding:0 0 8px;
}
.metric-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:0;
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow);
  overflow:hidden;
}
.metric-item{
  padding:26px 24px;
  border-right:1px solid var(--line);
}
.metric-item:last-child{ border-right:0; }
.metric-value{
  font-size:28px;
  font-weight:700;
  color:var(--brand);
  line-height:1.3;
  letter-spacing:.01em;
}
.metric-label{
  font-size:13px;
  color:var(--ink-muted);
  margin-top:4px;
}

/* ---------- 瀑布流卡片 ---------- */
.waterfall{
  column-count:2;
  column-gap:24px;
}
.wf-card{
  break-inside:avoid;
  display:block;
  width:100%;
  margin-bottom:24px;
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow);
  overflow:hidden;
  transition:transform .22s ease, border-color .22s ease, box-shadow .22s ease;
}
.wf-card:hover{
  transform:translateY(-2px);
  border-color:rgba(20,82,75,.30);
  box-shadow:var(--shadow-hover);
}
.wf-media{ position:relative; }
.wf-media img{
  width:100%;
  height:100%;
  object-fit:cover;
  aspect-ratio:16 / 10;
}
.wf-media .tag{
  position:absolute;
  left:14px;
  top:14px;
  font-size:12px;
  color:var(--brand);
  background:rgba(255,255,255,.94);
  border-radius:999px;
  padding:4px 11px;
}
.wf-arrow{
  position:absolute;
  right:14px;
  bottom:-18px;
  z-index:2;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:36px;
  height:36px;
  border-radius:50%;
  background:var(--accent);
  color:#fff;
  font-size:13px;
  box-shadow:var(--shadow);
  transition:transform .22s ease, background .22s ease;
}
.wf-card:hover .wf-arrow{ background:var(--accent-hover); transform:translateX(3px); }
.wf-body{ padding:22px; }
.wf-body h3{
  font-size:20px;
  line-height:1.45;
  font-weight:600;
  margin-bottom:10px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.wf-body p{
  font-size:14px;
  color:var(--ink-muted);
  line-height:1.8;
  margin-bottom:14px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.tag-row{ display:flex; flex-wrap:wrap; gap:8px; }
.tag-item{
  font-size:12px;
  color:var(--brand);
  background:rgba(20,82,75,.10);
  border-radius:6px;
  padding:4px 10px;
}

/* ---------- 处理顺序 ---------- */
.step-line{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:0;
  margin-top:8px;
}
.step-node{
  position:relative;
  padding:0 22px 0 0;
}
.step-node::before{
  content:"";
  position:absolute;
  left:44px;
  right:0;
  top:21px;
  height:2px;
  background:var(--line);
}
.step-node:last-child::before{ display:none; }
.step-dot{
  position:relative;
  z-index:2;
  display:flex;
  align-items:center;
  justify-content:center;
  width:44px;
  height:44px;
  border-radius:50%;
  border:2px solid var(--brand);
  background:var(--bg);
  color:var(--brand);
  font-size:15px;
  font-weight:700;
  margin-bottom:16px;
}
.step-node.is-on .step-dot{ background:var(--accent); border-color:var(--accent); color:#fff; }
.step-node h3{
  font-size:18px;
  font-weight:600;
  margin-bottom:8px;
}
.step-node p{
  font-size:14px;
  color:var(--ink-muted);
  line-height:1.8;
  margin:0;
}

/* ---------- FAQ ---------- */
.accordion-custom .accordion-item{
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  margin-bottom:12px;
  overflow:hidden;
}
.accordion-custom .accordion-button{
  display:flex;
  align-items:center;
  gap:12px;
  width:100%;
  padding:18px 20px;
  font-size:16px;
  font-weight:600;
  color:var(--brand);
  background:var(--white);
  border:0;
  border-radius:0;
  box-shadow:none;
  text-align:left;
}
.accordion-custom .accordion-button::after{ display:none; }
.accordion-custom .accordion-button:not(.collapsed){
  color:var(--brand-deep);
  box-shadow:inset 3px 0 0 var(--accent);
}
.accordion-custom .accordion-button:focus{ box-shadow:none; }
.accordion-custom .accordion-button:focus-visible{ outline:2px solid var(--accent); outline-offset:-2px; }
.acc-icon{
  margin-left:auto;
  flex-shrink:0;
  font-size:12px;
  color:var(--ink-muted);
  transition:transform .22s ease;
}
.accordion-custom .accordion-button:not(.collapsed) .acc-icon{ transform:rotate(180deg); color:var(--accent); }
.accordion-custom .accordion-body{
  padding:0 20px 20px;
  font-size:14px;
  line-height:1.8;
  color:var(--ink-muted);
}

/* ---------- CTA 条 ---------- */
.cta-band{
  background:linear-gradient(135deg,var(--brand-deep) 0%,var(--brand) 100%);
  border-radius:var(--radius-lg);
  padding:40px 44px;
  color:#F4F1EA;
}
.cta-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  flex-wrap:wrap;
}
.cta-band h2{
  color:#fff;
  font-size:26px;
  line-height:1.4;
  margin-bottom:10px;
}
.cta-band p{
  color:rgba(251,248,243,.78);
  font-size:14px;
  margin:0;
  max-width:620px;
}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--brand-deep);
  color:rgba(251,248,243,.82);
  margin-top:80px;
  padding:64px 0 24px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.2fr;
  gap:40px;
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:16px;
}
.footer-brand .brand-mark i{ border-color:#F4F1EA; }
.footer-brand .brand-mark i:first-child{ background:var(--accent); border-color:var(--accent); }
.footer-brand .brand-text{ color:#fff; font-size:18px; font-weight:700; }
.site-footer p{ font-size:14px; line-height:1.85; color:rgba(251,248,243,.72); }
.footer-col h4{
  font-size:15px;
  color:#fff;
  margin-bottom:16px;
  font-weight:600;
}
.footer-col ul li{ margin-bottom:10px; }
.footer-col a{
  font-size:14px;
  color:rgba(251,248,243,.76);
}
.footer-col a:hover{ color:var(--accent-soft); }
.footer-bottom{
  margin-top:48px;
  padding-top:22px;
  border-top:1px solid rgba(251,248,243,.14);
  text-align:center;
  font-size:13px;
  color:rgba(251,248,243,.6);
}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .waterfall{ column-gap:20px; }
  .metric-item{ padding:22px 18px; }
}

@media (max-width:991.98px){
  .container{ padding:0 20px; }
  .nav-toggle{ display:inline-flex; align-items:center; justify-content:center; }
  .nav-panel{
    position:absolute;
    left:0;
    right:0;
    top:64px;
    background:var(--bg);
    border-bottom:1px solid var(--line);
    box-shadow:var(--shadow-hover);
    padding:8px 20px 20px;
    display:none;
  }
  .nav-panel.is-open{ display:block; }
  .nav-list{ flex-direction:column; align-items:stretch; gap:0; }
  .nav-list a{
    display:block;
    line-height:48px;
    padding:0 0 0 12px;
    border-left:3px solid transparent;
    border-bottom:1px solid var(--line);
  }
  .nav-list a::after{ display:none; }
  .nav-list a.active{ border-left-color:var(--accent); color:var(--brand); }
  .nav-actions{ gap:10px; }
  .cmd-search{ display:none; }
  .hero-grid{ grid-template-columns:1fr; gap:32px; }
  .page-hero h1{ font-size:30px; }
  .hero-media img{ aspect-ratio:16 / 10; }
  .metric-grid{ grid-template-columns:repeat(2,1fr); }
  .metric-item{ border-bottom:1px solid var(--line); }
  .metric-item:nth-child(2n){ border-right:0; }
  .metric-item:nth-last-child(-n+2){ border-bottom:0; }
  .step-line{ grid-template-columns:repeat(2,1fr); row-gap:32px; }
  .step-node::before{ display:none; }
  .footer-grid{ grid-template-columns:repeat(2,1fr); gap:32px; }
  .section{ padding:64px 0; }
}

@media (max-width:767.98px){
  body{ font-size:16px; line-height:1.8; }
  .section{ padding:48px 0; }
  .section-title{ font-size:22px; }
  .page-hero{ padding:24px 0 40px; }
  .page-hero h1{ font-size:28px; }
  .nav-actions .btn{ height:38px; padding:0 14px; font-size:13px; }
  .waterfall{ column-count:1; }
  .wf-card{ margin-bottom:20px; }
  .metric-grid{ grid-template-columns:1fr; }
  .metric-item{ border-right:0; border-bottom:1px solid var(--line); }
  .metric-item:last-child{ border-bottom:0; }
  .step-line{ grid-template-columns:1fr; }
  .hero-actions .btn{ width:100%; }
  .cta-band{ padding:28px 22px; }
  .cta-band h2{ font-size:22px; }
  .cta-inner{ flex-direction:column; align-items:flex-start; }
  .cta-inner .btn{ width:100%; }
  .footer-grid{ grid-template-columns:1fr; }
  .site-footer{ padding:48px 0 20px; margin-top:56px; }
}