/* roulang page: index */
:root{
  --c-primary:#12463A;
  --c-primary-d:#0B2B23;
  --c-primary-l:#E7F0EC;
  --c-accent:#F2622E;
  --c-accent-2:#E8B84B;
  --c-bg:#F6F4EF;
  --c-surface:#FFFFFF;
  --c-surface-2:#EFEDE6;
  --c-ink:#1B1F1D;
  --c-ink-2:#5A6560;
  --c-line:#E3E0D8;
  --c-line-2:#EDEAE3;
  --r-s:8px;
  --r-m:14px;
  --r-l:22px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(11,43,35,.06);
  --sh-2:0 8px 24px rgba(11,43,35,.08);
  --sh-3:0 18px 40px rgba(11,43,35,.12);
  --sp-sec:96px;
  --font:"Noto Sans SC","PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.8;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
a{color:var(--c-primary);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--c-primary-d)}
h1,h2,h3,h4{font-family:var(--font);color:var(--c-ink);margin:0;letter-spacing:0}
p{margin:0 0 16px}
p:last-child{margin-bottom:0}
ul{margin:0;padding:0;list-style:none}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px}
.container{width:100%;max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px}
.num,.tabular{font-variant-numeric:tabular-nums}

/* ============ header / nav ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(246,244,239,.95);
  backdrop-filter:saturate(150%) blur(10px);
  border-bottom:1px solid var(--c-line-2);
  transition:box-shadow .2s ease;
}
.site-header.is-scrolled{box-shadow:var(--sh-2)}
.nav-inner{display:flex;align-items:center;gap:18px;height:64px;min-height:64px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;font-size:19px;font-weight:700;color:var(--c-ink)}
.brand:hover{color:var(--c-primary)}
.brand-mark{
  width:18px;height:18px;flex:0 0 auto;
  background-image:radial-gradient(var(--c-accent) 1.6px,transparent 1.7px);
  background-size:6px 6px;background-position:0 0;
  border-radius:3px;
}
.brand-txt small{display:block;font-size:11px;font-weight:500;color:var(--c-ink-2);line-height:1.2;letter-spacing:.02em}
.nav-collapse{display:flex;align-items:center;flex:1 1 auto;gap:8px}
.nav-menu{display:flex;align-items:center;gap:2px;flex-wrap:wrap}
.nav-menu a{
  display:inline-flex;align-items:center;
  min-height:44px;padding:0 13px;
  font-size:15px;color:var(--c-ink-2);border-radius:var(--r-s);
  transition:color .18s ease,background-color .18s ease;
}
.nav-menu a:hover{color:var(--c-primary);background:rgba(231,240,236,.7)}
.nav-menu a.active{color:var(--c-primary);font-weight:700;box-shadow:inset 0 -2px 0 var(--c-primary);background:transparent}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:12px;flex:0 0 auto}
.search-box{
  display:flex;align-items:center;gap:6px;height:40px;padding:0 8px 0 14px;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-pill);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.search-box:focus-within{border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(18,70,58,.09)}
.search-box svg{width:15px;height:15px;flex:0 0 auto;color:var(--c-ink-2)}
.search-box input{width:118px;border:0;outline:0;background:transparent;font-size:14px;line-height:40px;color:var(--c-ink)}
.search-box input::placeholder{color:var(--c-ink-2)}
.nav-toggle{
  display:none;width:44px;height:44px;padding:0;margin-left:auto;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-s);
  flex-direction:column;align-items:center;justify-content:center;gap:5px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--c-ink);border-radius:2px}

/* ============ buttons ============ */
.btn-x{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 24px;border-radius:var(--r-m);
  font-size:15px;font-weight:600;line-height:1;
  border:1px solid transparent;cursor:pointer;
  transition:background-color .18s ease,color .18s ease,box-shadow .18s ease,transform .18s ease;
}
.btn-x:active{transform:translateY(1px)}
.btn-solid{background:var(--c-primary);color:#fff}
.btn-solid:hover{background:#0e3a30;color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-accent{background:var(--c-accent);color:#fff}
.btn-accent:hover{background:#dd5423;color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-outline{background:transparent;color:var(--c-primary);border-color:var(--c-primary)}
.btn-outline:hover{background:var(--c-primary-l);color:var(--c-primary-d)}
.btn-ghost{background:transparent;color:var(--c-primary);padding:0 4px;min-height:44px}
.btn-ghost:hover{color:var(--c-primary-d)}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px}
.btn-block{width:100%}
.arrow{transition:transform .18s ease;display:inline-block}
.btn-ghost:hover .arrow,.link-more:hover .arrow{transform:translateX(3px)}

/* ============ tags ============ */
.tag{
  display:inline-flex;align-items:center;gap:6px;
  height:28px;padding:0 12px;border-radius:var(--r-pill);
  background:var(--c-primary-l);color:var(--c-primary);
  font-size:12px;font-weight:600;line-height:1;
}
.tag-accent{background:rgba(242,98,46,.12);color:#B33F14}
.tag-gold{background:rgba(232,184,75,.2);color:#7A5A08}
.tag-outline{background:transparent;border:1px solid var(--c-line);color:var(--c-ink-2)}
.eyebrow{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:13px;color:var(--c-ink-2)}
.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--c-accent);display:inline-block}

/* ============ section shell ============ */
.section{padding:var(--sp-sec) 0}
.section.on-white{background:var(--c-surface)}
.section.on-alt{background:var(--c-surface-2)}
.section.on-soft{background:var(--c-primary-l)}
.sec-head{max-width:740px;margin-bottom:44px}
.sec-title{position:relative;padding-left:16px;font-size:28px;line-height:1.35;font-weight:700}
.sec-title::before{content:"";position:absolute;left:0;top:9px;bottom:9px;width:4px;border-radius:2px;background:var(--c-primary)}
.sec-lead{margin-top:12px;color:var(--c-ink-2);font-size:16px}
.sec-foot{margin-top:36px;display:flex;justify-content:center}

/* ============ hero ============ */
.hero{padding:52px 0 92px}
.hero-grid{display:grid;grid-template-columns:55fr 45fr;gap:52px;align-items:center}
.hero-copy{min-width:0}
.hero h1{margin:18px 0 16px;font-size:clamp(30px,3.3vw,40px);line-height:1.25;font-weight:700}
.hero-sub{max-width:560px;font-size:17px;line-height:1.8;color:var(--c-ink-2)}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.trust-row{display:flex;flex-wrap:wrap;gap:14px 40px;margin-top:34px;padding-top:26px;border-top:1px solid var(--c-line)}
.trust-item{min-width:104px}
.trust-item .num{display:block;font-size:26px;font-weight:700;line-height:1.2;color:var(--c-primary)}
.trust-item .lbl{font-size:13px;color:var(--c-ink-2)}
.hero-media{position:relative;border-radius:var(--r-l);overflow:hidden;aspect-ratio:5/4;background:var(--c-surface-2);box-shadow:var(--sh-3)}
.hero-media img{width:100%;height:100%;object-fit:cover}
.hero-float{
  position:absolute;left:16px;bottom:16px;right:auto;max-width:76%;
  padding:12px 16px;border-radius:var(--r-m);
  background:rgba(255,255,255,.95);box-shadow:var(--sh-2);
  font-size:13px;line-height:1.6;color:var(--c-ink-2);
}
.hero-float strong{display:block;font-size:14px;color:var(--c-ink)}

/* ============ compare table ============ */
.compare-wrap{
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-l);box-shadow:var(--sh-1);overflow:hidden;
}
table.compare{width:100%;border-collapse:collapse;font-size:15px}
.compare thead th{
  position:relative;
  background:var(--c-primary-d);color:#fff;font-weight:600;
  padding:16px 14px;text-align:center;font-size:15px;letter-spacing:.01em;
}
.compare thead th:first-child{text-align:left}
.compare thead th.col-reco{background:#0F3B31;box-shadow:inset 2px 0 0 var(--c-primary),inset -2px 0 0 var(--c-primary)}
.compare thead th.col-reco::after{
  content:"推荐";position:absolute;top:0;right:0;
  background:var(--c-accent);color:#fff;font-size:11px;font-weight:600;
  padding:2px 9px;border-bottom-left-radius:var(--r-s);
}
.compare tbody td{
  padding:14px 14px;border-bottom:1px solid var(--c-line-2);
  text-align:center;color:var(--c-ink-2);
}
.compare tbody tr:last-child td{border-bottom:0}
.compare tbody td:first-child{text-align:left;font-weight:600;color:var(--c-ink)}
.compare tbody tr:nth-child(even){background:rgba(231,240,236,.55)}
.compare tbody td.col-reco{box-shadow:inset 2px 0 0 var(--c-primary),inset -2px 0 0 var(--c-primary)}
.compare tbody tr:last-child td.col-reco{box-shadow:inset 2px 0 0 var(--c-primary),inset -2px 0 0 var(--c-primary),inset 0 -2px 0 var(--c-primary)}
.compare .mark-yes{color:var(--c-primary);font-weight:600}
.compare .mark-no{color:#8A938E}

/* ============ levels ============ */
.levels{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:end}
.level-card{
  display:flex;flex-direction:column;gap:14px;
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-l);padding:24px;box-shadow:var(--sh-1);
  transition:box-shadow .2s ease,transform .2s ease,border-color .2s ease;
}
.level-card:hover{box-shadow:var(--sh-2);transform:translateY(-3px);border-color:#CFDCD6}
.level-card.lv1{border-top:4px solid var(--c-primary-l)}
.level-card.lv2{border-top:4px solid var(--c-primary);margin-bottom:26px}
.level-card.lv3{border-top:4px solid var(--c-accent-2);margin-bottom:52px}
.level-badge{
  display:inline-flex;align-items:center;justify-content:center;
  height:28px;padding:0 12px;border-radius:var(--r-pill);
  font-size:12px;font-weight:700;line-height:1;background:var(--c-primary-l);color:var(--c-primary);
}
.level-card.lv2 .level-badge{background:var(--c-primary);color:#fff}
.level-card.lv3 .level-badge{background:rgba(232,184,75,.24);color:#7A5A08}
.level-card h3{font-size:20px;font-weight:700;line-height:1.5}
.level-desc{font-size:15px;color:var(--c-ink-2)}
.level-list{display:flex;flex-direction:column;gap:10px;margin-top:4px}
.level-list li{position:relative;padding-left:20px;font-size:14px;color:var(--c-ink-2);line-height:1.7}
.level-list li::before{content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:2px;background:var(--c-primary-l);border:1px solid #C3D6CF}
.level-card.lv2 .level-list li::before{background:var(--c-primary-l);border-color:var(--c-primary)}
.level-card.lv3 .level-list li::before{background:rgba(232,184,75,.3);border-color:var(--c-accent-2)}
.level-foot{margin-top:auto;padding-top:16px;border-top:1px solid var(--c-line-2)}

/* ============ featured contents ============ */
.feature-list{display:grid;gap:20px}
.feature-item{
  display:grid;grid-template-columns:300px 1fr;gap:0;
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-l);overflow:hidden;box-shadow:var(--sh-1);
  transition:box-shadow .2s ease,transform .2s ease;
}
.feature-item:hover{box-shadow:var(--sh-2);transform:translateY(-2px)}
.feature-thumb{position:relative;background:var(--c-surface-2);min-height:190px}
.feature-thumb img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/10}
.feature-body{padding:24px;display:flex;flex-direction:column;gap:12px;min-width:0}
.feature-body h3{font-size:19px;font-weight:700;line-height:1.5}
.feature-body h3 a{color:var(--c-ink)}
.feature-body h3 a:hover{color:var(--c-primary)}
.feature-text{font-size:15px;color:var(--c-ink-2)}
.lock-line{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--c-ink-2)}
.lock-ico{width:14px;height:11px;border:1.6px solid var(--c-ink-2);border-radius:2px;position:relative;flex:0 0 auto}
.lock-ico::before{content:"";position:absolute;left:2px;top:-7px;width:6px;height:7px;border:1.6px solid var(--c-ink-2);border-bottom:0;border-radius:5px 5px 0 0}
.feature-meta{margin-top:auto;display:flex;align-items:center;gap:14px;flex-wrap:wrap;font-size:13px;color:var(--c-ink-2)}

/* ============ news (cms) ============ */
.news-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.news-card{
  display:grid;grid-template-columns:168px 1fr;gap:0;
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-m);overflow:hidden;box-shadow:var(--sh-1);
  transition:box-shadow .2s ease,transform .2s ease;
}
.news-card:hover{box-shadow:var(--sh-2);transform:translateY(-2px)}
.news-thumb{display:block;background:var(--c-surface-2);min-height:150px}
.news-thumb img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}
.news-body{padding:18px 20px;display:flex;flex-direction:column;gap:10px;min-width:0}
.news-body h3{font-size:17px;font-weight:700;line-height:1.5}
.news-body h3 a{color:var(--c-ink);display:block}
.news-body h3 a:hover{color:var(--c-primary)}
.news-sum{
  font-size:14px;line-height:1.7;color:var(--c-ink-2);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:13px;color:var(--c-ink-2)}
.news-meta time{font-variant-numeric:tabular-nums}
.empty{
  display:flex;flex-direction:column;align-items:center;gap:12px;
  padding:56px 24px;text-align:center;
  background:var(--c-surface);border:1px dashed var(--c-line);border-radius:var(--r-l);
}
.empty-fig{width:64px;height:44px;border:2px solid var(--c-line);border-radius:var(--r-s);position:relative}
.empty-fig::after{content:"";position:absolute;left:10px;right:10px;bottom:12px;height:2px;background:var(--c-line);box-shadow:0 -8px 0 var(--c-line)}
.empty p{font-size:15px;color:var(--c-ink-2)}

/* ============ service stats ============ */
.stat-strip{
  display:grid;grid-template-columns:repeat(3,1fr);gap:0;
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-l);overflow:hidden;box-shadow:var(--sh-1);margin-bottom:28px;
}
.stat-cell{padding:22px 24px;border-right:1px solid var(--c-line-2)}
.stat-cell:last-child{border-right:0}
.stat-cell .num{display:block;font-size:28px;font-weight:700;color:var(--c-primary);line-height:1.25}
.stat-cell .lbl{font-size:14px;color:var(--c-ink-2)}
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.svc-card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-m);padding:24px;box-shadow:var(--sh-1);transition:box-shadow .2s ease}
.svc-card:hover{box-shadow:var(--sh-2)}
.svc-card h3{font-size:18px;font-weight:700;margin-bottom:10px}
.svc-card p{font-size:15px;color:var(--c-ink-2)}
.svc-no{display:block;font-size:13px;font-weight:700;color:var(--c-accent);font-variant-numeric:tabular-nums;margin-bottom:10px}

/* ============ faq ============ */
.faq-list{max-width:800px;margin:0 auto}
.faq-item{
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-m);margin-bottom:12px;overflow:hidden;
  transition:box-shadow .2s ease,border-color .2s ease;
}
.faq-item[open]{box-shadow:var(--sh-2);border-color:#CBD9D3}
.faq-item summary{
  position:relative;cursor:pointer;list-style:none;
  padding:18px 54px 18px 20px;font-size:16px;font-weight:600;line-height:1.6;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);
  font-size:20px;font-weight:500;color:var(--c-primary);transition:transform .18s ease;
}
.faq-item[open] summary{color:var(--c-primary)}
.faq-item[open] summary::after{content:"–"}
.faq-body{padding:0 20px 20px;border-top:1px solid var(--c-line-2);padding-top:14px;font-size:15px;color:var(--c-ink-2)}

/* ============ join / cta ============ */
.join{background:var(--c-primary);color:#fff;padding:var(--sp-sec) 0}
.join-grid{display:grid;grid-template-columns:1fr 460px;gap:56px;align-items:start}
.join h2{font-size:28px;line-height:1.35;font-weight:700;color:#fff;margin-bottom:14px}
.join-lead{color:rgba(255,255,255,.82);font-size:16px;max-width:520px}
.step-list{display:flex;flex-direction:column;gap:18px;margin-top:30px}
.step-item{display:flex;gap:16px;align-items:flex-start}
.step-no{
  flex:0 0 auto;width:34px;height:34px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.26);
  font-size:14px;font-weight:700;font-variant-numeric:tabular-nums;
}
.step-item h3{font-size:16px;font-weight:600;color:#fff;margin-bottom:4px}
.step-item p{font-size:14px;color:rgba(255,255,255,.76)}
.join-panel{
  background:var(--c-surface);border-radius:var(--r-l);
  padding:28px;box-shadow:var(--sh-3);
}
.join-panel h3{font-size:19px;font-weight:700;margin-bottom:6px}
.join-panel .panel-note{font-size:14px;color:var(--c-ink-2);margin-bottom:20px}
.field{margin-bottom:16px}
.field label{display:block;font-size:14px;font-weight:600;margin-bottom:8px}
.field input,.field select{
  width:100%;height:44px;padding:0 14px;
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-s);
  font-size:15px;color:var(--c-ink);outline:0;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.field input::placeholder{color:var(--c-ink-2)}
.field input:focus,.field select:focus{border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(18,70,58,.1)}
.panel-help{margin-top:14px;font-size:13px;line-height:1.7;color:var(--c-ink-2)}
.panel-help a{text-decoration:underline}

/* ============ footer ============ */
.site-footer{background:var(--c-primary-d);color:rgba(255,255,255,.78);padding:64px 0 0;font-size:14px}
.foot-top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.12)}
.foot-brand .brand{color:#fff;font-size:19px;margin-bottom:14px}
.foot-brand .brand:hover{color:#fff}
.foot-brand p{color:rgba(255,255,255,.7);max-width:320px;line-height:1.8}
.foot-contact{display:flex;flex-direction:column;gap:8px;margin-top:16px}
.foot-contact a{color:rgba(255,255,255,.82)}
.foot-contact a:hover{color:#fff}
.foot-col h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px}
.foot-col ul{display:flex;flex-direction:column;gap:10px}
.foot-col a{color:rgba(255,255,255,.72);font-size:14px}
.foot-col a:hover{color:#fff}
.foot-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:22px 0 26px;font-size:13px;color:rgba(255,255,255,.62);
}
.foot-bottom .sep{color:rgba(255,255,255,.28)}

/* ============ responsive ============ */
@media (max-width:1399px){
  .join-grid{grid-template-columns:1fr 420px;gap:44px}
}
@media (max-width:1199px){
  .hero-grid{gap:40px}
  .levels{gap:18px}
  .feature-item{grid-template-columns:260px 1fr}
}
@media (max-width:991px){
  :root{--sp-sec:64px}
  .container{padding-left:20px;padding-right:20px}
  .nav-inner{height:56px;min-height:56px}
  .nav-toggle{display:flex}
  .nav-collapse{
    position:absolute;left:0;right:0;top:100%;
    flex-direction:column;align-items:stretch;gap:0;
    background:var(--c-surface);
    border-bottom:1px solid var(--c-line);
    box-shadow:var(--sh-3);
    padding:14px 20px 20px;
    max-height:calc(100vh - 56px);overflow-y:auto;
  }
  .nav-collapse.show{display:flex}
  .nav-menu{flex-direction:column;align-items:stretch;gap:2px;order:2;margin-top:10px}
  .nav-menu a{min-height:48px;padding:0 12px;border-radius:var(--r-s);font-size:16px}
  .nav-menu a.active{background:var(--c-primary-l);box-shadow:none;color:var(--c-primary)}
  .nav-right{order:1;margin-left:0;width:100%;flex-direction:column;align-items:stretch;gap:10px;padding-bottom:14px;border-bottom:1px solid var(--c-line-2)}
  .search-box{width:100%;height:44px}
  .search-box input{width:100%}
  .nav-right .btn-x{width:100%}
  .hero{padding:40px 0 64px}
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .hero-copy{order:1}
  .hero-media{order:2;aspect-ratio:16/10}
  .hero-sub{font-size:16px}
  .trust-row{gap:14px 32px;margin-top:28px}
  .levels{grid-template-columns:1fr}
  .level-card.lv2,.level-card.lv3{margin-bottom:0}
  .news-grid{grid-template-columns:1fr}
  .stat-strip{grid-template-columns:1fr}
  .stat-cell{border-right:0;border-bottom:1px solid var(--c-line-2)}
  .stat-cell:last-child{border-bottom:0}
  .svc-grid{grid-template-columns:1fr}
  .join-grid{grid-template-columns:1fr;gap:32px}
  .join-panel{padding:24px}
  .foot-top{grid-template-columns:1fr 1fr;gap:32px}
  .foot-brand{grid-column:1 / -1}
}
@media (max-width:767px){
  :root{--sp-sec:52px}
  .hero h1{font-size:30px}
  .sec-title{font-size:22px}
  .sec-head{margin-bottom:32px}
  .sec-foot{margin-top:26px}
  .feature-item{grid-template-columns:1fr}
  .feature-thumb{min-height:0}
  .feature-thumb img{aspect-ratio:16/9}
  .feature-body{padding:20px}
  .news-card{grid-template-columns:1fr}
  .news-thumb{min-height:0}
  .news-thumb img{aspect-ratio:16/9}
  .news-body{padding:18px}
  .compare-wrap{background:transparent;border:0;box-shadow:none;border-radius:0}
  table.compare, table.compare tbody, table.compare tr, table.compare td{display:block;width:100%}
  .compare thead{display:none}
  .compare tbody tr{
    background:var(--c-surface)!important;
    border:1px solid var(--c-line);border-radius:var(--r-m);
    padding:6px 16px;margin-bottom:14px;box-shadow:var(--sh-1);
  }
  .compare tbody td{
    display:flex;align-items:flex-start;justify-content:space-between;gap:16px;
    padding:10px 0;border-bottom:1px dashed var(--c-line-2);
    text-align:right;box-shadow:none!important;
  }
  .compare tbody td::before{
    content:attr(data-label);flex:0 0 auto;
    font-weight:600;color:var(--c-ink);text-align:left;
  }
  .compare tbody td:first-child{
    font-size:16px;border-bottom:1px solid var(--c-line);padding-top:12px;
    text-align:left;display:block;
  }
  .compare tbody td:first-child::before{display:none}
  .compare tbody tr td:last-child{border-bottom:0;padding-bottom:14px}
  .faq-item summary{font-size:15px;padding:16px 48px 16px 16px}
  .foot-top{grid-template-columns:1fr}
  .foot-bottom{flex-direction:column;align-items:flex-start;gap:8px}
  .join h2{font-size:22px}
  .hero-float{max-width:88%;font-size:12px;padding:10px 12px}
}
@media (max-width:575px){
  :root{--sp-sec:46px}
  .container{padding-left:16px;padding-right:16px}
  .trust-row{gap:12px 24px}
  .trust-item{min-width:calc(50% - 12px)}
  .hero-actions .btn-x{width:100%}
  .btn-x{width:100%}
  .btn-sm{width:auto}
  .foot-brand .brand{font-size:17px}
}

/* roulang page: article */
:root{
  --c-primary:#12463A;
  --c-primary-d:#0B2B23;
  --c-primary-l:#E7F0EC;
  --c-accent:#F2622E;
  --c-accent-2:#E8B84B;
  --c-bg:#F6F4EF;
  --c-surface:#FFFFFF;
  --c-surface-2:#EFEDE6;
  --c-ink:#1B1F1D;
  --c-ink-2:#5A6560;
  --c-line:#E3E0D8;
  --r-s:8px;
  --r-m:14px;
  --r-l:22px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(11,43,35,.06);
  --sh-2:0 8px 24px rgba(11,43,35,.08);
  --sh-3:0 18px 40px rgba(11,43,35,.12);
  --sp-section:96px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--c-ink);
  background:var(--c-bg);
  text-align:left;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--c-primary);text-decoration:none;transition:color .18s ease,background-color .18s ease;}
a:hover{color:var(--c-accent);}
h1,h2,h3,h4{margin:0;color:var(--c-ink);font-weight:700;}
p{margin:0;}
ul,ol{margin:0;}
time,.num{font-variant-numeric:tabular-nums;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}

/* ============ 按钮 ============ */
.btn-x{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:var(--r-m);
  font-family:inherit;font-size:15px;font-weight:600;line-height:1;
  border:1px solid transparent;cursor:pointer;text-align:center;
  transition:background-color .18s ease,color .18s ease,box-shadow .18s ease,transform .18s ease,border-color .18s ease;
}
.btn-x.btn-accent{background:var(--c-accent);color:#fff;box-shadow:var(--sh-1);}
.btn-x.btn-accent:hover{background:#d9501f;color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn-x.btn-primary{background:var(--c-primary);color:#fff;box-shadow:var(--sh-1);}
.btn-x.btn-primary:hover{background:#0d3a30;color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn-x.btn-ghost{background:transparent;border-color:var(--c-primary);color:var(--c-primary);}
.btn-x.btn-ghost:hover{background:var(--c-primary-l);color:var(--c-primary);}
.btn-x.btn-light{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.35);color:#fff;}
.btn-x.btn-light:hover{background:rgba(255,255,255,.24);color:#fff;}
.btn-x.btn-sm{min-height:40px;padding:0 18px;font-size:14px;}
.btn-x:active{transform:translateY(1px);}
.btn-x:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.97);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .2s ease;
}
.site-header.is-stuck{box-shadow:var(--sh-2);}
.nav-inner{display:flex;align-items:center;gap:26px;height:64px;}
.brand{display:inline-flex;align-items:center;gap:10px;flex:none;}
.brand-mark{
  width:28px;height:28px;border-radius:9px;flex:none;
  background-color:var(--c-primary);
  background-image:radial-gradient(circle,#FFFFFF 1.4px,transparent 1.7px);
  background-size:6px 6px;background-position:center;
}
.brand-txt{
  display:flex;flex-direction:column;line-height:1.15;
  font-size:17px;font-weight:700;color:var(--c-ink);letter-spacing:.01em;
}
.brand-txt small{font-size:11px;font-weight:400;color:var(--c-ink-2);letter-spacing:.06em;margin-top:2px;}
.nav-collapse{display:flex;align-items:center;flex:1;gap:24px;justify-content:space-between;}
.nav-menu{display:flex;align-items:center;gap:4px;list-style:none;padding:0;}
.nav-menu a{
  position:relative;display:inline-flex;align-items:center;height:40px;padding:0 12px;
  border-radius:var(--r-s);font-size:15px;color:var(--c-ink);
}
.nav-menu a:hover{color:var(--c-primary);background:var(--c-primary-l);}
.nav-menu a.active{color:var(--c-primary);font-weight:700;}
.nav-menu a.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:3px;height:2px;
  background:var(--c-primary);border-radius:2px;
}
.nav-right{display:flex;align-items:center;gap:14px;}
.search-box{
  display:flex;align-items:center;gap:8px;height:40px;padding:0 14px;
  border:1px solid var(--c-line);border-radius:var(--r-pill);background:var(--c-bg);
  transition:border-color .18s ease,box-shadow .18s ease,background-color .18s ease;
}
.search-box svg{width:16px;height:16px;color:var(--c-ink-2);flex:none;}
.search-box input{
  border:0;background:transparent;outline:none;width:148px;
  font-family:inherit;font-size:14px;color:var(--c-ink);
}
.search-box input::placeholder{color:var(--c-ink-2);}
.search-box:focus-within{border-color:var(--c-primary);background:#fff;box-shadow:0 0 0 3px rgba(18,70,58,.10);}
.nav-toggle{
  display:none;flex-direction:column;justify-content:center;align-items:center;gap:5px;
  width:44px;height:44px;padding:0;border:1px solid var(--c-line);
  border-radius:var(--r-s);background:#fff;cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--c-ink);transition:transform .2s ease,opacity .2s ease;}
.nav-toggle:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;}

/* ============ 文章头部 ============ */
.art-hero{
  position:relative;color:#fff;padding:44px 0 104px;
  background-color:var(--c-primary-d);
  background-image:linear-gradient(118deg,rgba(11,43,35,.95) 0%,rgba(18,70,58,.86) 62%,rgba(18,70,58,.72) 100%),url(/assets/images/backpic/back-2.webp);
  background-size:cover;background-position:center;
}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:#a9c3b9;margin-bottom:22px;}
.crumb a{color:#d5e5de;font-size:13px;padding:2px 0;}
.crumb a:hover{color:var(--c-accent-2);}
.crumb-sep{color:rgba(255,255,255,.35);}
.crumb-cur{color:#9fb8ae;}
.art-title{
  font-size:40px;line-height:1.25;font-weight:700;color:#fff;
  max-width:900px;letter-spacing:-.005em;
}
.art-meta{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-top:20px;font-size:13px;color:#bcd2c9;}
.chip{
  display:inline-flex;align-items:center;height:28px;padding:0 12px;border-radius:var(--r-pill);
  font-size:12.5px;font-weight:600;letter-spacing:.02em;
}
.chip-light{background:rgba(255,255,255,.16);color:#fff;border:1px solid rgba(255,255,255,.22);}
.chip-green{background:var(--c-primary-l);color:var(--c-primary);}
.chip-accent{background:rgba(242,98,46,.12);color:#c8420f;}
.meta-item{display:inline-flex;align-items:center;gap:6px;}
.meta-item::before{content:"";width:5px;height:5px;border-radius:50%;background:rgba(255,255,255,.4);}

/* ============ 正文 ============ */
.art-main{padding:0 0 var(--sp-section);}
.art-wrap{max-width:800px;margin:0 auto;}
.post-card{
  position:relative;z-index:2;margin-top:-64px;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-l);
  box-shadow:var(--sh-2);padding:48px 52px 40px;
}
.post-lead{font-size:16px;color:var(--c-ink-2);line-height:1.8;padding-bottom:24px;border-bottom:1px solid var(--c-line);margin-bottom:32px;}
.article-body{font-size:16px;line-height:1.8;color:var(--c-ink);word-wrap:break-word;}
.article-body p{margin:0 0 18px;}
.article-body h2{
  font-size:28px;line-height:1.35;font-weight:700;margin:48px 0 16px;
  padding-left:14px;border-left:4px solid var(--c-primary);border-radius:2px;
}
.article-body h3{font-size:20px;line-height:1.5;font-weight:600;margin:34px 0 12px;}
.article-body h4{font-size:17px;line-height:1.5;font-weight:600;margin:24px 0 10px;}
.article-body ul,.article-body ol{padding-left:22px;margin:0 0 20px;}
.article-body li{margin-bottom:8px;}
.article-body ul li::marker{color:var(--c-primary);}
.article-body img{border-radius:var(--r-m);margin:22px 0;width:100%;background:var(--c-surface-2);}
.article-body figure{margin:22px 0;}
.article-body figcaption{font-size:13px;color:var(--c-ink-2);text-align:center;margin-top:8px;}
.article-body blockquote{
  margin:24px 0;padding:16px 22px;background:var(--c-primary-l);
  border-left:3px solid var(--c-primary);border-radius:0 var(--r-s) var(--r-s) 0;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body a{color:var(--c-primary);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:var(--c-accent);}
.article-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px;}
.article-body th{background:var(--c-primary-d);color:#fff;padding:12px 14px;text-align:left;border:1px solid var(--c-primary-d);font-weight:600;}
.article-body td{padding:12px 14px;border:1px solid var(--c-line);background:#fff;}
.article-body tbody tr:nth-child(even) td{background:rgba(231,240,236,.62);}
.article-body code{background:var(--c-surface-2);padding:2px 6px;border-radius:6px;font-size:14px;}
.article-body pre{background:var(--c-primary-d);color:#e6f0eb;padding:18px;border-radius:var(--r-m);overflow:auto;margin:24px 0;}
.article-body pre code{background:transparent;color:inherit;padding:0;}
.article-body hr{border:0;border-top:1px solid var(--c-line);margin:34px 0;}
.post-foot{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;
  margin-top:40px;padding-top:24px;border-top:1px solid var(--c-line);
}
.post-foot .note{font-size:13px;color:var(--c-ink-2);}

/* 空态 */
.empty-state{text-align:center;padding:64px 20px;}
.empty-figure{
  width:84px;height:84px;margin:0 auto 20px;border-radius:50%;
  border:2px dashed var(--c-line);display:flex;align-items:center;justify-content:center;
}
.empty-figure span{display:block;width:30px;height:30px;border-radius:8px;background:var(--c-primary-l);}
.empty-tip{font-size:17px;font-weight:600;margin-bottom:8px;}
.empty-sub{font-size:14px;color:var(--c-ink-2);margin-bottom:22px;}

/* ============ 相关推荐 ============ */
.rel-section{padding-top:64px;}
.sec-head{margin-bottom:28px;}
.sec-head h2{font-size:24px;line-height:1.35;font-weight:700;}
.sec-head p{font-size:14px;color:var(--c-ink-2);margin-top:8px;}
.rel-list{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;list-style:none;padding:0;}
.rel-card{
  display:flex;flex-direction:column;gap:12px;height:100%;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-m);
  box-shadow:var(--sh-1);padding:22px;
  transition:box-shadow .2s ease,transform .2s ease,border-color .2s ease;
}
.rel-card:hover{box-shadow:var(--sh-2);transform:translateY(-3px);border-color:#d6d2c6;}
.rel-card h3{font-size:17px;line-height:1.5;font-weight:600;}
.rel-card h3 a{color:var(--c-ink);}
.rel-card h3 a:hover{color:var(--c-primary);}
.rel-card p{font-size:14px;line-height:1.7;color:var(--c-ink-2);}
.rel-more{
  margin-top:auto;display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--c-primary);min-height:32px;
}
.rel-more::after{content:"→";transition:transform .18s ease;}
.rel-more:hover::after{transform:translateX(3px);}

/* ============ 底部转化条 ============ */
.cta-strip{
  margin-top:64px;border-radius:var(--r-l);padding:38px 42px;
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  color:#fff;background-color:var(--c-primary-d);
  background-image:linear-gradient(104deg,rgba(11,43,35,.96),rgba(18,70,58,.88)),url(/assets/images/backpic/back-3.webp);
  background-size:cover;background-position:center;
  box-shadow:var(--sh-2);
}
.cta-strip h2{font-size:24px;line-height:1.4;color:#fff;}
.cta-strip p{font-size:14px;color:#bcd2c9;margin-top:10px;max-width:560px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:var(--sp-section);background:var(--c-primary-d);color:#cfdcd6;padding:64px 0 28px;
}
.foot-top{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:34px;}
.site-footer .brand-txt{color:#fff;}
.site-footer .brand-txt small{color:#9fb8ae;}
.site-footer .brand-mark{background-color:var(--c-primary-l);background-image:radial-gradient(circle,#0B2B23 1.4px,transparent 1.7px);}
.foot-brand p{font-size:14px;line-height:1.75;color:#9fb8ae;margin-top:16px;max-width:360px;}
.foot-contact{display:flex;flex-wrap:wrap;gap:16px;margin-top:18px;}
.foot-contact a{font-size:14px;color:#d5e5de;min-height:32px;display:inline-flex;align-items:center;}
.foot-contact a:hover{color:var(--c-accent-2);}
.foot-col h4{font-size:15px;color:#fff;margin-bottom:16px;font-weight:600;}
.foot-col ul{list-style:none;padding:0;}
.foot-col li{margin-bottom:10px;}
.foot-col a{font-size:14px;color:#cfdcd6;display:inline-flex;align-items:center;min-height:28px;}
.foot-col a:hover{color:var(--c-accent-2);}
.foot-bottom{
  margin-top:42px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  font-size:13px;color:#9fb8ae;
}
.foot-bottom .sep{color:rgba(255,255,255,.25);}

/* ============ 响应式 ============ */
@media (min-width:992px){
  .nav-collapse.collapse{display:flex !important;}
}
@media (max-width:1199px){
  :root{--sp-section:80px;}
  .post-card{padding:42px 40px 34px;}
}
@media (max-width:991px){
  :root{--sp-section:64px;}
  .nav-inner{height:56px;gap:14px;}
  .nav-toggle{display:inline-flex;margin-left:auto;}
  .nav-collapse.collapse{display:none;}
  .nav-collapse.collapse.show{
    display:flex;flex-direction:column;align-items:stretch;gap:0;
    position:fixed;left:0;right:0;top:56px;max-height:calc(100vh - 56px);
    overflow-y:auto;background:#fff;border-bottom:1px solid var(--c-line);
    padding:12px 20px 24px;box-shadow:var(--sh-3);
  }
  .nav-menu{flex-direction:column;align-items:stretch;gap:0;width:100%;}
  .nav-menu a{height:48px;border-bottom:1px solid var(--c-line);border-radius:0;padding:0 4px;}
  .nav-menu a.active::after{left:4px;right:auto;width:26px;bottom:10px;}
  .nav-right{flex-direction:column;align-items:stretch;gap:12px;margin-top:16px;}
  .search-box{width:100%;}
  .search-box input{width:100%;}
  .nav-right .btn-x{width:100%;}
  .art-hero{padding:32px 0 88px;}
  .art-title{font-size:32px;}
  .post-card{margin-top:-56px;padding:34px 28px 28px;}
  .article-body h2{font-size:23px;margin-top:38px;}
  .article-body h3{font-size:19px;}
  .rel-list{grid-template-columns:repeat(2,1fr);}
  .foot-top{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:767px){
  .container{padding:0 16px;}
  .art-hero{padding:26px 0 76px;}
  .art-title{font-size:27px;line-height:1.32;}
  .art-meta{gap:10px;font-size:12.5px;}
  .post-card{margin-top:-48px;padding:26px 20px 22px;border-radius:var(--r-m);}
  .article-body h2{font-size:21px;padding-left:11px;}
  .article-body h3{font-size:18px;}
  .article-body table{font-size:14px;}
  .article-body th,.article-body td{padding:9px 10px;}
  .rel-list{grid-template-columns:1fr;}
  .cta-strip{padding:28px 22px;}
  .cta-strip h2{font-size:20px;}
  .cta-actions{width:100%;}
  .cta-actions .btn-x{flex:1 1 100%;}
  .foot-top{grid-template-columns:1fr;gap:26px;}
  .site-footer{padding:48px 0 24px;}
  .post-foot{flex-direction:column;align-items:flex-start;}
}

/* roulang page: category1 */
:root{
  --c-primary:#12463A;
  --c-primary-d:#0B2B23;
  --c-primary-l:#E7F0EC;
  --c-accent:#F2622E;
  --c-accent-2:#E8B84B;
  --c-bg:#F6F4EF;
  --c-surface:#FFFFFF;
  --c-surface-2:#EFEDE6;
  --c-ink:#1B1F1D;
  --c-ink-2:#5A6560;
  --c-line:#E3E0D8;
  --c-line-2:#EFECE4;
  --r-s:8px;
  --r-m:14px;
  --r-l:22px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(11,43,35,.06);
  --sh-2:0 8px 24px rgba(11,43,35,.08);
  --sh-3:0 18px 40px rgba(11,43,35,.12);
  --font-cn:"Noto Sans SC","PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;scroll-padding-top:96px;}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.8;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4{margin:0 0 16px;color:var(--c-ink);font-weight:700;line-height:1.3;}
h1{font-size:40px;line-height:1.25;}
h2{font-size:28px;line-height:1.35;}
h3{font-size:20px;line-height:1.5;font-weight:600;}
p{margin:0 0 18px;}
a{color:var(--c-primary);text-decoration:none;transition:color .18s ease,background-color .18s ease,border-color .18s ease;}
a:hover{color:var(--c-primary-d);}
img{display:block;max-width:100%;}
ul,ol{margin:0;}
button,input{font-family:inherit;}
.container{max-width:1200px;padding-left:24px;padding-right:24px;}
@media (max-width:991px){.container{padding-left:20px;padding-right:20px;}}
@media (max-width:575px){.container{padding-left:16px;padding-right:16px;}}

/* ---------- 按钮 ---------- */
.btn-x{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-m);
  font-size:15px;font-weight:600;line-height:1;
  border:1px solid transparent;cursor:pointer;text-decoration:none;
  transition:background-color .18s ease,color .18s ease,box-shadow .18s ease,transform .18s ease,border-color .18s ease;
}
.btn-x.btn-accent{background:var(--c-accent);color:#fff;box-shadow:var(--sh-1);}
.btn-x.btn-accent:hover{background:#D9521F;color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn-x.btn-accent:active{transform:translateY(0);box-shadow:var(--sh-1);}
.btn-x.btn-solid{background:var(--c-primary);color:#fff;}
.btn-x.btn-solid:hover{background:#0D3A30;color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn-x.btn-outline{border-color:var(--c-primary);color:var(--c-primary);background:transparent;}
.btn-x.btn-outline:hover{background:var(--c-primary-l);color:var(--c-primary-d);}
.btn-x.btn-sm{height:40px;padding:0 18px;font-size:14px;}
.btn-x.btn-lg{height:52px;padding:0 28px;font-size:16px;}
.btn-x:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;}

/* ---------- 标签 ---------- */
.tag{
  display:inline-flex;align-items:center;height:28px;padding:0 12px;
  border-radius:var(--r-pill);font-size:12.5px;letter-spacing:.04em;
  background:rgba(255,255,255,.14);color:#fff;border:1px solid rgba(255,255,255,.22);
}
.tag-lite{
  display:inline-flex;align-items:center;height:28px;padding:0 12px;
  border-radius:var(--r-pill);font-size:12.5px;letter-spacing:.04em;
  background:var(--c-primary-l);color:var(--c-primary);font-weight:600;
}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(246,244,239,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .2s ease;
}
.site-header.is-scrolled{box-shadow:var(--sh-2);}
.nav-inner{display:flex;align-items:center;gap:28px;height:64px;}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--c-ink);flex:none;}
.brand-mark{
  width:26px;height:26px;flex:none;border-radius:7px;
  background-color:var(--c-primary);
  background-image:radial-gradient(circle,var(--c-accent) 1.4px,transparent 1.5px);
  background-size:6.5px 6.5px;
  background-position:0 0;
}
.brand-txt{display:flex;flex-direction:column;font-size:17px;font-weight:700;line-height:1.2;letter-spacing:.01em;color:var(--c-ink);}
.brand-txt small{font-size:11px;font-weight:500;color:var(--c-ink-2);letter-spacing:.06em;}
.nav-menu{display:flex;align-items:center;gap:26px;list-style:none;margin:0;padding:0;}
.nav-menu a{
  position:relative;display:inline-flex;align-items:center;height:40px;
  font-size:15px;font-weight:500;color:var(--c-ink-2);text-decoration:none;
}
.nav-menu a:hover{color:var(--c-primary);}
.nav-menu a.active{color:var(--c-primary);font-weight:700;}
.nav-menu a.active::after{
  content:"";position:absolute;left:0;right:0;bottom:2px;height:2px;
  background:var(--c-primary);border-radius:2px;
}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:12px;}
.search-box{
  display:flex;align-items:center;gap:8px;height:40px;padding:0 14px;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-pill);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.search-box svg{width:16px;height:16px;color:var(--c-ink-2);flex:none;}
.search-box input{border:0;outline:0;background:transparent;width:140px;font-size:14px;color:var(--c-ink);}
.search-box input::placeholder{color:var(--c-ink-2);}
.search-box:focus-within{border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(18,70,58,.10);}
.nav-toggle{
  display:none;align-items:center;justify-content:center;flex-direction:column;gap:5px;
  width:44px;height:44px;padding:0 11px;margin-left:auto;
  background:transparent;border:1px solid var(--c-line);border-radius:var(--r-s);cursor:pointer;
}
.nav-toggle span{display:block;width:100%;height:2px;background:var(--c-primary);border-radius:2px;transition:transform .2s ease,opacity .2s ease;}
@media (min-width:992px){
  .nav-collapse{display:flex !important;align-items:center;gap:32px;flex:1;}
}
@media (max-width:991px){
  .nav-inner{height:56px;gap:14px;}
  .nav-toggle{display:inline-flex;}
  .nav-collapse{
    position:absolute;left:0;right:0;top:100%;
    display:flex;flex-direction:column;gap:8px;
    background:var(--c-surface);border-top:1px solid var(--c-line);
    box-shadow:var(--sh-3);padding:16px 20px 24px;
  }
  .nav-menu{flex-direction:column;align-items:stretch;gap:0;}
  .nav-menu a{height:48px;font-size:16px;border-bottom:1px solid var(--c-line-2);}
  .nav-menu a.active::after{display:none;}
  .nav-menu a.active{background:var(--c-primary-l);border-radius:var(--r-s);padding:0 12px;}
  .nav-right{
    order:-1;margin-left:0;flex-direction:column;align-items:stretch;gap:10px;
    padding-bottom:14px;margin-bottom:12px;border-bottom:1px solid var(--c-line);
  }
  .search-box{width:100%;}
  .search-box input{width:100%;}
  .nav-right .btn-x{width:100%;}
}

/* ---------- 分类页首屏 ---------- */
.page-hero{
  position:relative;color:#fff;overflow:hidden;
  padding:118px 0 72px;
  background-image:linear-gradient(120deg,rgba(11,43,35,.93),rgba(18,70,58,.76)),url("/assets/images/backpic/back-1.png");
  background-size:cover;background-position:center;
}
.page-hero h1{color:#fff;font-size:40px;max-width:820px;margin-bottom:18px;}
.page-hero .lead{color:rgba(255,255,255,.86);font-size:17px;line-height:1.85;max-width:740px;margin:0 0 8px;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;list-style:none;padding:0;margin:0 0 20px;font-size:13px;color:rgba(255,255,255,.7);}
.crumb li{display:flex;align-items:center;}
.crumb li+li::before{content:"/";margin:0 9px;color:rgba(255,255,255,.4);}
.crumb a{color:rgba(255,255,255,.85);}
.crumb a:hover{color:#fff;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:18px;}
.hero-meta{
  display:flex;flex-wrap:wrap;gap:40px;margin-top:30px;padding-top:24px;
  border-top:1px solid rgba(255,255,255,.18);
}
.hero-meta div{display:flex;flex-direction:column;gap:2px;}
.hero-meta b{font-size:26px;font-weight:700;font-variant-numeric:tabular-nums;letter-spacing:.01em;color:#fff;}
.hero-meta span{font-size:13px;color:rgba(255,255,255,.7);}

/* ---------- 通用区块 ---------- */
.sec{padding:88px 0;}
.sec.alt{background:var(--c-surface-2);}
.sec-head{max-width:780px;margin-bottom:34px;}
.sec-head h2::after{
  content:"";display:block;width:44px;height:3px;border-radius:2px;
  background:var(--c-primary);margin-top:14px;
}
.sec-head .tag-lite{margin-bottom:14px;}
.sec-lead{color:var(--c-ink-2);margin:0;font-size:16px;line-height:1.85;}

/* ---------- 两栏布局 ---------- */
.layout-2col{display:grid;grid-template-columns:262px minmax(0,1fr);gap:40px;align-items:start;}
.side-nav{
  position:sticky;top:96px;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-m);
  padding:20px;box-shadow:var(--sh-1);
}
.side-nav h2{font-size:13px;font-weight:600;letter-spacing:.08em;color:var(--c-ink-2);margin:0 0 12px;}
.side-nav ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:2px;}
.side-nav a{
  display:block;padding:10px 12px;border-radius:var(--r-s);
  font-size:14.5px;color:var(--c-ink-2);border-left:2px solid transparent;
  transition:background-color .18s ease,color .18s ease,border-color .18s ease;
}
.side-nav a:hover{background:var(--c-primary-l);color:var(--c-primary);border-left-color:var(--c-primary);}
.side-nav a.active{background:var(--c-primary-l);color:var(--c-primary);font-weight:600;border-left-color:var(--c-primary);}
.side-note{margin:16px 0 0;padding-top:16px;border-top:1px solid var(--c-line-2);font-size:13px;color:var(--c-ink-2);line-height:1.7;}

.content-col{min-width:0;}
.block+.block{margin-top:56px;}
.block>h2::after{
  content:"";display:block;width:44px;height:3px;border-radius:2px;
  background:var(--c-primary);margin-top:14px;
}
.block>h2{margin-bottom:20px;}
.block .intro{font-size:16.5px;color:var(--c-ink);}

/* ---------- 速览列表 ---------- */
.fact-list{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-m);
  overflow:hidden;margin:8px 0 0;box-shadow:var(--sh-1);
}
.fact-row{
  display:grid;grid-template-columns:196px minmax(0,1fr);gap:16px;
  padding:16px 22px;border-top:1px solid var(--c-line-2);
}
.fact-row:first-child{border-top:0;}
.fact-row dt{margin:0;font-weight:600;color:var(--c-primary);font-size:15px;}
.fact-row dd{margin:0;color:var(--c-ink);font-size:15px;line-height:1.75;}

/* ---------- 规则条目 ---------- */
.rule-list{list-style:none;padding:0;margin:0;}
.rule-item{
  display:grid;grid-template-columns:56px minmax(0,1fr);gap:20px;
  padding:24px 0;border-top:1px solid var(--c-line-2);
}
.rule-item:first-child{border-top:0;padding-top:8px;}
.rule-num{
  display:flex;align-items:center;justify-content:center;
  width:48px;height:48px;border-radius:var(--r-s);
  background:var(--c-primary-l);color:var(--c-primary);
  font-size:16px;font-weight:700;font-variant-numeric:tabular-nums;
}
.rule-item h3{margin:6px 0 8px;}
.rule-item p{margin:0;color:var(--c-ink-2);font-size:15.5px;line-height:1.8;}

/* ---------- 入口卡片 ---------- */
.entry-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.entry-card{
  display:flex;flex-direction:column;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-m);
  overflow:hidden;box-shadow:var(--sh-1);text-decoration:none;color:var(--c-ink);
  transition:transform .2s ease,box-shadow .2s ease;
}
.entry-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);color:var(--c-ink);}
.entry-thumb{aspect-ratio:16/10;background:var(--c-surface-2);overflow:hidden;}
.entry-thumb img{width:100%;height:100%;object-fit:cover;}
.entry-body{padding:20px 22px 22px;}
.entry-body h3{font-size:18px;margin:12px 0 8px;}
.entry-body p{margin:0;font-size:14.5px;color:var(--c-ink-2);line-height:1.75;}
.entry-more{
  display:inline-flex;align-items:center;gap:6px;margin-top:14px;
  font-size:14px;font-weight:600;color:var(--c-primary);
}
.entry-card:hover .entry-more{gap:10px;}
.entry-more i{display:inline-block;width:14px;height:2px;background:currentColor;position:relative;}
.entry-more i::after{
  content:"";position:absolute;right:0;top:-3px;width:6px;height:6px;
  border-top:2px solid currentColor;border-right:2px solid currentColor;
  transform:rotate(45deg);
}

/* ---------- 开通区 ---------- */
.cta-band{background:var(--c-primary-l);border-top:1px solid var(--c-line);padding:76px 0;}
.cta-inner{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:40px;align-items:start;}
.cta-band h2{font-size:30px;margin-bottom:14px;}
.cta-band .cta-text{color:var(--c-ink-2);max-width:560px;margin-bottom:22px;}
.steps{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;}
.steps li{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-m);
  padding:16px 18px;box-shadow:var(--sh-1);
}
.steps b{
  display:block;font-size:13px;font-weight:700;letter-spacing:.08em;
  color:var(--c-accent);font-variant-numeric:tabular-nums;margin-bottom:6px;
}
.steps span{display:block;font-size:14.5px;color:var(--c-ink);line-height:1.65;}
.cta-panel{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-l);
  padding:26px;box-shadow:var(--sh-2);
}
.cta-panel h3{font-size:18px;margin-bottom:6px;}
.cta-panel .panel-hint{font-size:14px;color:var(--c-ink-2);margin:0 0 18px;}
.field{margin-bottom:14px;}
.field label{display:block;font-size:13.5px;color:var(--c-ink-2);margin-bottom:6px;}
.field input{
  width:100%;height:44px;padding:0 14px;font-size:15px;color:var(--c-ink);
  background:var(--c-bg);border:1px solid var(--c-line);border-radius:var(--r-s);
  outline:0;transition:border-color .18s ease,box-shadow .18s ease,background-color .18s ease;
}
.field input::placeholder{color:var(--c-ink-2);}
.field input:focus{border-color:var(--c-primary);background:#fff;box-shadow:0 0 0 3px rgba(18,70,58,.10);}
.cta-panel .btn-x{width:100%;height:50px;}
.cta-note{font-size:13px;color:var(--c-ink-2);line-height:1.7;margin:12px 0 0;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-primary-d);color:#C9D6D0;padding:64px 0 26px;font-size:14.5px;}
.foot-top{
  display:grid;grid-template-columns:minmax(0,1.6fr) repeat(3,minmax(0,1fr));
  gap:36px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.12);
}
.site-footer .brand-txt{color:#fff;}
.site-footer .brand-txt small{color:#9DB0A8;}
.site-footer .brand-mark{
  background-color:var(--c-accent);
  background-image:radial-gradient(circle,#fff 1.4px,transparent 1.5px);
  background-size:6.5px 6.5px;
}
.foot-brand p{color:#A9BAB3;margin:16px 0 16px;max-width:380px;line-height:1.75;}
.foot-contact{display:flex;flex-wrap:wrap;gap:18px;}
.foot-contact a{color:#D8E2DD;font-size:14px;}
.foot-contact a:hover{color:#fff;}
.foot-col h4{color:#fff;font-size:15px;font-weight:600;margin:0 0 14px;}
.foot-col ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:10px;}
.foot-col a{color:#A9BAB3;}
.foot-col a:hover{color:#fff;}
.foot-bottom{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  padding-top:22px;font-size:13px;color:#8FA39B;
}
.foot-bottom .sep{color:rgba(255,255,255,.25);}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .layout-2col{grid-template-columns:236px minmax(0,1fr);gap:32px;}
}
@media (max-width:991px){
  .sec{padding:64px 0;}
  .page-hero{padding:100px 0 56px;}
  .page-hero h1{font-size:32px;}
  .layout-2col{grid-template-columns:1fr;gap:28px;}
  .side-nav{position:static;}
  .side-nav ul{flex-direction:row;flex-wrap:wrap;gap:8px;}
  .side-nav a{border-left:0;border:1px solid var(--c-line);padding:8px 12px;font-size:14px;}
  .entry-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .cta-inner{grid-template-columns:1fr;gap:28px;}
  .foot-top{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px;}
}
@media (max-width:767px){
  .sec{padding:48px 0;}
  h1{font-size:30px;}
  h2{font-size:22px;}
  h3{font-size:18px;}
  .page-hero{padding:92px 0 48px;}
  .page-hero h1{font-size:28px;}
  .page-hero .lead{font-size:15.5px;}
  .hero-meta{gap:26px;}
  .hero-meta b{font-size:22px;}
  .fact-row{grid-template-columns:1fr;gap:4px;padding:14px 18px;}
  .rule-item{grid-template-columns:44px minmax(0,1fr);gap:14px;}
  .rule-num{width:40px;height:40px;font-size:14px;}
  .entry-grid{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;}
  .foot-top{grid-template-columns:1fr;gap:26px;}
  .cta-band{padding:52px 0;}
  .cta-band h2{font-size:24px;}
}
@media (max-width:575px){
  .hero-tags{gap:8px;}
  .hero-meta{gap:20px;}
  .side-nav{padding:16px;}
  .cta-panel{padding:20px;}
}

/* roulang page: category3 */
:root{
  --c-primary:#12463A;
  --c-primary-d:#0B2B23;
  --c-primary-l:#E7F0EC;
  --c-accent:#F2622E;
  --c-accent-l:#FDEBE3;
  --c-accent-2:#E8B84B;
  --c-bg:#F6F4EF;
  --c-surface:#FFFFFF;
  --c-surface-2:#EFEDE6;
  --c-ink:#1B1F1D;
  --c-ink-2:#5A6560;
  --c-line:#E3E0D8;
  --c-line-soft:#EFEDE6;
  --r-s:8px;
  --r-m:14px;
  --r-l:22px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(11,43,35,.06);
  --sh-2:0 8px 24px rgba(11,43,35,.08);
  --sh-3:0 18px 40px rgba(11,43,35,.12);
  --sp-sec:96px;
  --font-cn:"Noto Sans SC","PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,sans-serif;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.8;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
  text-align:left;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:var(--c-primary);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--c-accent);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--c-ink);letter-spacing:0;}
p{margin:0;}
button,input{font-family:inherit;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.num{font-variant-numeric:tabular-nums;}

/* ---------- header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:rgba(255,255,255,.96);
  backdrop-filter:saturate(140%) blur(6px);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:var(--sh-2);}
.nav-inner{
  height:64px;
  display:flex;
  align-items:center;
  gap:22px;
}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--c-ink);flex:0 0 auto;}
.brand:hover{color:var(--c-ink);}
.brand-mark{
  width:26px;height:26px;border-radius:8px;
  background:var(--c-primary);
  display:grid;place-items:center;flex:0 0 auto;
}
.brand-mark::after{
  content:"";
  width:16px;height:16px;
  background-image:radial-gradient(var(--c-accent) 1.4px,transparent 1.6px);
  background-size:5px 5px;
  background-position:0 0;
}
.brand-txt{display:flex;flex-direction:column;font-size:17px;font-weight:700;line-height:1.15;}
.brand-txt small{font-size:11.5px;font-weight:400;color:var(--c-ink-2);letter-spacing:.4px;margin-top:2px;}
.nav-toggle{
  display:none;
  margin-left:auto;
  width:44px;height:44px;
  border:1px solid var(--c-line);
  border-radius:var(--r-s);
  background:var(--c-surface);
  padding:0;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:4px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--c-primary);border-radius:2px;}
.nav-collapse{display:flex;align-items:center;justify-content:space-between;flex:1;gap:20px;}
.nav-menu{display:flex;align-items:center;gap:6px;}
.nav-menu a{
  display:inline-flex;align-items:center;
  height:64px;
  padding:0 13px;
  font-size:15px;
  color:var(--c-ink-2);
  font-weight:500;
  border-bottom:2px solid transparent;
}
.nav-menu a:hover{color:var(--c-primary);}
.nav-menu a.active{color:var(--c-primary);font-weight:700;border-bottom-color:var(--c-primary);}
.nav-right{display:flex;align-items:center;gap:12px;}
.search-box{
  display:flex;align-items:center;gap:8px;
  height:40px;
  padding:0 12px;
  background:var(--c-surface-2);
  border:1px solid transparent;
  border-radius:var(--r-pill);
  transition:border-color .2s ease,background .2s ease;
}
.search-box:focus-within{background:var(--c-surface);border-color:var(--c-primary);}
.search-box svg{width:16px;height:16px;color:var(--c-ink-2);flex:0 0 auto;}
.search-box input{
  border:none;background:transparent;outline:none;
  width:132px;font-size:14px;color:var(--c-ink);
}
.search-box input::placeholder{color:var(--c-ink-2);}

/* ---------- buttons ---------- */
.btn-x{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:1px solid transparent;
  border-radius:var(--r-m);
  font-size:15px;font-weight:600;line-height:1;
  padding:12px 22px;min-height:48px;
  cursor:pointer;
  transition:background-color .2s ease,color .2s ease,transform .16s ease,box-shadow .2s ease,border-color .2s ease;
}
.btn-x:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;}
.btn-primary-x{background:var(--c-primary);color:#fff;}
.btn-primary-x:hover{background:#0E3A2F;color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn-primary-x:active{transform:translateY(0);box-shadow:var(--sh-1);}
.btn-accent{background:var(--c-accent);color:#fff;}
.btn-accent:hover{background:#D9531F;color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2);}
.btn-accent:active{transform:translateY(0);}
.btn-ghost{background:transparent;color:var(--c-primary);border-color:var(--c-primary);}
.btn-ghost:hover{background:var(--c-primary-l);color:var(--c-primary);}
.btn-light-x{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.5);}
.btn-light-x:hover{background:#fff;color:var(--c-primary);}
.btn-sm{min-height:40px;padding:9px 18px;font-size:14px;}
.btn-block{width:100%;}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--c-primary);font-size:14px;font-weight:600;
}
.link-arrow::after{content:"→";transition:transform .2s ease;}
.link-arrow:hover::after{transform:translateX(3px);}

/* ---------- chips / badges ---------- */
.chip{
  display:inline-flex;align-items:center;gap:6px;
  height:27px;padding:0 11px;
  border-radius:var(--r-pill);
  font-size:12.5px;font-weight:600;
  background:var(--c-primary-l);color:var(--c-primary);
  white-space:nowrap;
}
.chip-accent{background:var(--c-accent-l);color:#B8420F;}
.chip-outline{background:transparent;border:1px solid var(--c-line);color:var(--c-ink-2);font-weight:500;}

/* ---------- hero ---------- */
.page-hero{
  position:relative;
  color:#fff;
  padding:66px 0 76px;
  background-image:linear-gradient(100deg,rgba(11,43,35,.94) 0%,rgba(11,43,35,.84) 46%,rgba(11,43,35,.62) 100%),url('/assets/images/backpic/back-1.png');
  background-size:cover;
  background-position:center;
}
.breadcrumb-x{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.72);margin-bottom:18px;}
.breadcrumb-x a{color:rgba(255,255,255,.86);}
.breadcrumb-x a:hover{color:#fff;}
.breadcrumb-x span.sep{opacity:.5;}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  height:30px;padding:0 14px;
  border-radius:var(--r-pill);
  border:1px solid rgba(255,255,255,.34);
  background:rgba(255,255,255,.1);
  font-size:12.5px;letter-spacing:.4px;
  color:rgba(255,255,255,.94);
  margin-bottom:20px;
}
.page-hero h1{
  color:#fff;
  font-size:40px;
  line-height:1.25;
  max-width:14em;
}
.hero-sub{
  margin-top:18px;
  max-width:40em;
  font-size:16px;
  line-height:1.85;
  color:rgba(255,255,255,.86);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-metrics{
  display:flex;flex-wrap:wrap;gap:14px 34px;
  margin-top:38px;
  padding-top:24px;
  border-top:1px solid rgba(255,255,255,.18);
}
.metric{display:flex;flex-direction:column;gap:2px;}
.metric b{font-size:24px;font-weight:700;color:#fff;line-height:1.2;}
.metric span{font-size:13px;color:rgba(255,255,255,.7);}

/* ---------- sections ---------- */
.section{padding:var(--sp-sec) 0;}
.section-alt{background:var(--c-bg);}
.section-white{background:var(--c-surface);}
.sec-head{max-width:760px;margin-bottom:40px;}
.sec-head h2{font-size:28px;line-height:1.35;}
.sec-head h2::after{
  content:"";display:block;width:44px;height:3px;border-radius:2px;
  background:var(--c-primary);margin-top:14px;
}
.sec-head p{margin-top:16px;color:var(--c-ink-2);font-size:15.5px;}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.sec-head.center h2::after{margin-left:auto;margin-right:auto;}

/* ---------- live bar ---------- */
.live-bar{
  display:flex;flex-wrap:wrap;align-items:center;gap:16px 24px;
  background:var(--c-primary-d);
  color:#fff;
  border-radius:var(--r-l);
  padding:20px 24px;
  box-shadow:var(--sh-2);
}
.live-tag{display:inline-flex;align-items:center;gap:10px;font-size:14px;font-weight:600;letter-spacing:.3px;}
.pulse{
  width:9px;height:9px;border-radius:50%;background:var(--c-accent);
  box-shadow:0 0 0 0 rgba(242,98,46,.65);
  animation:pulse 1.9s infinite;
}
@keyframes pulse{
  70%{box-shadow:0 0 0 10px rgba(242,98,46,0);}
  100%{box-shadow:0 0 0 0 rgba(242,98,46,0);}
}
.live-text{flex:1 1 260px;font-size:14.5px;color:rgba(255,255,255,.8);}
.countdown{
  display:inline-flex;align-items:center;gap:10px;
  background:rgba(255,255,255,.1);
  border:1px solid rgba(255,255,255,.2);
  border-radius:var(--r-m);
  padding:8px 16px;
}
.countdown span{font-size:12.5px;color:rgba(255,255,255,.72);}
.countdown b{font-size:18px;letter-spacing:1px;font-variant-numeric:tabular-nums;color:#fff;}

/* ---------- timeline ---------- */
.timeline{margin-top:8px;border-top:1px solid var(--c-line);}
.tl-item{
  display:grid;
  grid-template-columns:112px 1fr auto;
  gap:20px;
  align-items:center;
  padding:18px 0;
  border-bottom:1px solid var(--c-line);
}
.tl-time{font-size:15px;font-weight:700;color:var(--c-primary);font-variant-numeric:tabular-nums;}
.tl-main h3{font-size:17px;font-weight:600;}
.tl-main p{font-size:14px;color:var(--c-ink-2);margin-top:4px;line-height:1.7;}

/* ---------- gallery ---------- */
.gallery{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:22px;
}
.tile{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-l);
  overflow:hidden;
  box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease;
  display:flex;
  flex-direction:column;
}
.tile:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.tile--wide{grid-column:span 2;}
.tile-media{
  position:relative;
  aspect-ratio:16/10;
  background:var(--c-surface-2);
  overflow:hidden;
}
.tile--wide .tile-media{aspect-ratio:21/9;}
.tile-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.tile:hover .tile-media img{transform:scale(1.04);}
.tile-media::after{
  content:"";position:absolute;inset:auto 0 0 0;height:44%;
  background:linear-gradient(180deg,rgba(11,43,35,0) 0%,rgba(11,43,35,.34) 100%);
  pointer-events:none;
}
.tile-cat{
  position:absolute;left:14px;top:14px;z-index:2;
  background:rgba(255,255,255,.94);
  color:var(--c-primary);
  font-size:12.5px;font-weight:600;
  padding:5px 11px;border-radius:var(--r-pill);
}
.tile-body{
  padding:18px 20px 20px;
  display:flex;flex-direction:column;flex:1;
}
.tile-body h3{font-size:18px;line-height:1.5;font-weight:600;}
.tile-body p{margin-top:8px;font-size:14px;line-height:1.7;color:var(--c-ink-2);}
.tile-foot{
  margin-top:auto;
  padding-top:14px;
  border-top:1px dashed var(--c-line);
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  font-size:13px;color:var(--c-ink-2);
}
.tile-foot time{font-variant-numeric:tabular-nums;}

/* ---------- access ---------- */
.access-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.access-card{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-l);
  padding:26px 24px;
  box-shadow:var(--sh-1);
  display:flex;flex-direction:column;
  transition:box-shadow .25s ease,transform .25s ease;
}
.access-card:hover{box-shadow:var(--sh-2);transform:translateY(-3px);}
.access-card.is-featured{border-color:var(--c-primary);box-shadow:var(--sh-2);}
.access-top{display:flex;align-items:center;justify-content:space-between;gap:12px;}
.access-top h3{font-size:20px;}
.access-desc{margin-top:12px;font-size:14px;color:var(--c-ink-2);line-height:1.75;}
.access-list{margin-top:18px;display:grid;gap:10px;}
.access-list li{
  display:flex;gap:10px;align-items:flex-start;
  font-size:14px;line-height:1.65;color:var(--c-ink);
}
.access-list li::before{
  content:"";width:6px;height:6px;border-radius:50%;
  background:var(--c-primary);margin-top:9px;flex:0 0 auto;
}
.access-card.is-featured .access-list li::before{background:var(--c-accent);}

/* ---------- flow ---------- */
.flow-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.flow-item{
  background:var(--c-surface);
  border-radius:var(--r-l);
  border:1px solid var(--c-line);
  padding:26px 24px;
  position:relative;
  box-shadow:var(--sh-1);
}
.flow-num{
  font-size:38px;font-weight:700;line-height:1;
  color:var(--c-primary-l);
  font-variant-numeric:tabular-nums;
  margin-bottom:12px;
  display:block;
}
.flow-item h3{font-size:18px;font-weight:600;}
.flow-item p{margin-top:10px;font-size:14px;color:var(--c-ink-2);line-height:1.75;}

/* ---------- faq ---------- */
.faq-wrap{max-width:800px;margin:0 auto;}
.faq-item{border-bottom:1px solid var(--c-line);}
.faq-item:first-child{border-top:1px solid var(--c-line);}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  padding:20px 40px 20px 0;
  position:relative;
  font-size:16.5px;
  font-weight:600;
  color:var(--c-ink);
  transition:color .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"";position:absolute;right:8px;top:50%;
  width:12px;height:12px;margin-top:-6px;
  border-right:2px solid var(--c-primary);
  border-bottom:2px solid var(--c-primary);
  transform:rotate(45deg);
  transition:transform .2s ease;
}
.faq-item[open] summary{color:var(--c-primary);}
.faq-item[open] summary::after{transform:rotate(-135deg);}
.faq-item summary:hover{color:var(--c-primary);}
.faq-answer{padding:0 40px 22px 0;font-size:15px;line-height:1.8;color:var(--c-ink-2);}

/* ---------- cta ---------- */
.cta-panel{
  background:var(--c-primary-l);
  border-radius:var(--r-l);
  padding:40px;
  display:grid;
  grid-template-columns:1.15fr 1fr;
  gap:40px;
  align-items:center;
}
.cta-panel h2{font-size:26px;line-height:1.4;}
.cta-panel > div > p{margin-top:14px;font-size:15px;color:var(--c-ink-2);line-height:1.8;}
.cta-steps{display:grid;gap:12px;margin-top:22px;}
.cta-steps li{display:flex;gap:12px;align-items:flex-start;font-size:14.5px;color:var(--c-ink);}
.cta-steps b{
  flex:0 0 auto;
  width:24px;height:24px;border-radius:50%;
  background:var(--c-primary);color:#fff;
  font-size:12.5px;font-weight:700;
  display:grid;place-items:center;margin-top:3px;
}
.join-form{
  background:var(--c-surface);
  border-radius:var(--r-l);
  padding:26px 24px;
  box-shadow:var(--sh-2);
}
.join-form label{display:block;font-size:13.5px;font-weight:600;color:var(--c-ink-2);margin-bottom:8px;}
.join-form input{
  width:100%;height:44px;
  border:1px solid var(--c-line);
  border-radius:var(--r-s);
  padding:0 14px;
  font-size:15px;color:var(--c-ink);
  background:var(--c-surface);
  outline:none;
  transition:border-color .2s ease,box-shadow .2s ease;
  margin-bottom:16px;
}
.join-form input::placeholder{color:var(--c-ink-2);}
.join-form input:focus{border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(18,70,58,.12);}
.form-note{margin-top:12px;font-size:13px;line-height:1.7;color:var(--c-ink-2);}

/* ---------- footer ---------- */
.site-footer{
  background:var(--c-primary-d);
  color:rgba(255,255,255,.78);
  padding:66px 0 26px;
  margin-top:0;
}
.foot-top{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1fr;
  gap:40px;
  padding-bottom:40px;
  border-bottom:1px solid rgba(255,255,255,.12);
}
.foot-brand .brand{color:#fff;}
.foot-brand .brand-txt{color:#fff;}
.foot-brand p{margin-top:16px;font-size:14px;line-height:1.8;color:rgba(255,255,255,.66);max-width:32em;}
.foot-contact{display:flex;gap:18px;margin-top:18px;}
.foot-contact a{font-size:14px;color:rgba(255,255,255,.86);}
.foot-contact a:hover{color:var(--c-accent);}
.foot-col h4{font-size:15px;color:#fff;font-weight:600;margin-bottom:16px;}
.foot-col ul{display:grid;gap:11px;}
.foot-col a{font-size:14px;color:rgba(255,255,255,.66);}
.foot-col a:hover{color:var(--c-accent);}
.foot-bottom{
  display:flex;flex-wrap:wrap;gap:10px;align-items:center;
  padding-top:22px;
  font-size:13px;color:rgba(255,255,255,.5);
}
.foot-bottom .sep{opacity:.4;}

/* ---------- responsive ---------- */
@media (max-width:1199.98px){
  .gallery{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:991.98px){
  :root{--sp-sec:64px;}
  .container{padding:0 20px;}
  .nav-inner{height:56px;}
  .nav-toggle{display:flex;}
  .nav-collapse{
    position:absolute;
    top:100%;left:0;right:0;
    display:none;
    flex-direction:column;
    align-items:stretch;
    gap:0;
    background:var(--c-surface);
    border-top:1px solid var(--c-line);
    box-shadow:var(--sh-2);
    padding:12px 20px 20px;
    max-height:76vh;
    overflow-y:auto;
  }
  .nav-collapse.collapse{display:none;}
  .nav-collapse.collapse.show{display:flex;}
  .nav-menu{flex-direction:column;align-items:stretch;gap:0;}
  .nav-menu a{
    height:auto;
    min-height:46px;
    padding:10px 2px;
    border-bottom:none;
    border-left:3px solid transparent;
    padding-left:12px;
    font-size:15.5px;
  }
  .nav-menu a.active{border-left-color:var(--c-primary);background:var(--c-primary-l);}
  .nav-right{flex-direction:column;align-items:stretch;gap:12px;margin-top:16px;}
  .search-box{width:100%;}
  .search-box input{width:100%;}
  .page-hero{padding:48px 0 56px;}
  .page-hero h1{font-size:32px;}
  .cta-panel{grid-template-columns:1fr;padding:32px 24px;gap:28px;}
  .access-grid,.flow-grid{grid-template-columns:1fr;}
  .tl-item{grid-template-columns:92px 1fr;row-gap:6px;}
  .tl-item .chip{grid-column:2;}
  .foot-top{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767.98px){
  :root{--sp-sec:48px;}
  .container{padding:0 16px;}
  body{font-size:16px;}
  .page-hero h1{font-size:29px;}
  .sec-head h2{font-size:22px;}
  .tile-body h3{font-size:17px;}
  .gallery{grid-template-columns:1fr;gap:18px;}
  .tile--wide{grid-column:span 1;}
  .tile--wide .tile-media{aspect-ratio:16/10;}
  .hero-metrics{gap:14px 24px;}
  .metric b{font-size:20px;}
  .live-bar{padding:18px;gap:14px;}
  .countdown{width:100%;justify-content:space-between;}
  .tl-item{grid-template-columns:1fr;gap:4px;}
  .tl-item .chip{grid-column:1;}
  .cta-panel{padding:26px 20px;}
  .cta-panel h2{font-size:22px;}
  .foot-top{grid-template-columns:1fr;}
  .site-footer{padding:48px 0 22px;}
}
@media (max-width:575.98px){
  .hero-actions .btn-x{width:100%;}
  .tile-foot{flex-direction:column;align-items:flex-start;gap:8px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;}
  html{scroll-behavior:auto;}
}

/* roulang page: category2 */
:root{
  --c-primary:#12463A;
  --c-primary-d:#0B2B23;
  --c-primary-l:#E7F0EC;
  --c-accent:#F2622E;
  --c-accent-2:#E8B84B;
  --c-bg:#F6F4EF;
  --c-surface:#FFFFFF;
  --c-alt:#EFEDE6;
  --c-ink:#1B1F1D;
  --c-ink-2:#5A6560;
  --c-line:#E3E0D8;
  --c-line-2:#EDEAE3;
  --r-s:8px;
  --r-m:14px;
  --r-l:22px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(11,43,35,.06);
  --sh-2:0 8px 24px rgba(11,43,35,.08);
  --sh-3:0 18px 40px rgba(11,43,35,.12);
  --nav-h:64px;
  --sp-sec:96px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-ink);
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.8;
  text-align:left;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;color:var(--c-ink);font-weight:700;letter-spacing:-.2px}
h1{font-size:40px;line-height:1.25}
h2{font-size:28px;line-height:1.35}
h3{font-size:20px;line-height:1.5;font-weight:600}
p{margin:0 0 16px}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0}
a{color:var(--c-primary);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--c-primary-d)}
img{max-width:100%;display:block}
button,input{font-family:inherit}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.98);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:var(--sh-2)}
.nav-inner{display:flex;align-items:center;gap:22px;height:var(--nav-h)}
.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;flex:0 0 auto}
.brand-mark{
  width:22px;height:22px;border-radius:6px;flex:0 0 auto;
  background-image:radial-gradient(circle,var(--c-primary) 1.6px,transparent 1.7px);
  background-size:7px 7px;background-position:1px 1px;
}
.brand-txt{display:flex;flex-direction:column;line-height:1.16;color:var(--c-primary);font-weight:700;font-size:17px}
.brand-txt small{font-size:11px;font-weight:500;color:var(--c-ink-2);letter-spacing:.4px;margin-top:2px}
.nav-collapse{display:flex;align-items:center;justify-content:space-between;flex:1 1 auto;gap:20px}
.nav-menu{display:flex;align-items:center;list-style:none;margin:0;padding:0;gap:2px}
.nav-menu a{
  display:flex;align-items:center;height:var(--nav-h);padding:0 14px;
  color:var(--c-ink-2);font-size:15px;font-weight:500;text-decoration:none;
  border-bottom:2px solid transparent;transition:color .2s ease,border-color .2s ease;
}
.nav-menu a:hover{color:var(--c-primary)}
.nav-menu a.active{color:var(--c-primary);font-weight:700;border-bottom-color:var(--c-primary)}
.nav-right{display:flex;align-items:center;gap:12px}
.search-box{position:relative;display:flex;align-items:center}
.search-box svg{position:absolute;left:13px;width:15px;height:15px;color:var(--c-ink-2);pointer-events:none}
.search-box input{
  height:40px;width:176px;border:1px solid var(--c-line);border-radius:var(--r-pill);
  padding:0 14px 0 34px;font-size:14px;background:var(--c-surface);color:var(--c-ink);
  outline:none;transition:border-color .2s ease,box-shadow .2s ease;
}
.search-box input::placeholder{color:var(--c-ink-2)}
.search-box input:focus{border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(18,70,58,.12)}
.nav-toggle{
  display:none;width:44px;height:44px;flex-direction:column;align-items:center;justify-content:center;gap:5px;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-s);cursor:pointer;padding:0;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--c-ink);transition:background .2s ease}
.nav-toggle:hover span{background:var(--c-primary)}

/* ============ 按钮 ============ */
.btn-x{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:var(--r-m);
  font-size:15px;font-weight:600;line-height:1;text-decoration:none;cursor:pointer;
  border:1px solid transparent;transition:background-color .2s ease,color .2s ease,box-shadow .2s ease,transform .15s ease,border-color .2s ease;
}
.btn-x.btn-lg{min-height:48px;padding:0 26px;font-size:16px}
.btn-x.btn-sm{min-height:40px;padding:0 18px;font-size:14px}
.btn-accent{background:var(--c-accent);color:#fff}
.btn-accent:hover{background:#D9501F;color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-accent:active{transform:translateY(1px);box-shadow:none}
.btn-solid{background:var(--c-primary);color:#fff}
.btn-solid:hover{background:#0E382E;color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-solid:active{transform:translateY(1px);box-shadow:none}
.btn-outline{background:transparent;border-color:var(--c-primary);color:var(--c-primary)}
.btn-outline:hover{background:var(--c-primary-l);color:var(--c-primary)}
.btn-ghost-light{background:transparent;border-color:rgba(255,255,255,.55);color:#fff}
.btn-ghost-light:hover{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.8)}
.btn-text{display:inline-flex;align-items:center;gap:6px;color:var(--c-primary);font-weight:600;font-size:15px;padding:6px 0;min-height:44px}
.btn-text .arw{display:inline-block;transition:transform .2s ease}
.btn-text:hover .arw{transform:translateX(3px)}

/* ============ 标签 / 徽章 ============ */
.chip{
  display:inline-flex;align-items:center;gap:6px;
  height:28px;padding:0 12px;border-radius:var(--r-pill);
  background:var(--c-primary-l);color:var(--c-primary);
  font-size:12.5px;font-weight:600;letter-spacing:.2px;
}
.chip-light{background:rgba(255,255,255,.14);color:#fff;border:1px solid rgba(255,255,255,.26)}
.chip-accent{background:rgba(242,98,46,.12);color:#C24315}
.tag{
  display:inline-flex;align-items:center;height:26px;padding:0 10px;border-radius:var(--r-pill);
  background:var(--c-alt);color:var(--c-ink-2);font-size:12px;font-weight:500;
}

/* ============ 板块 ============ */
.sec{padding:var(--sp-sec) 0}
.sec-white{background:var(--c-surface)}
.sec-alt{background:var(--c-alt)}
.sec-head{max-width:760px;margin:0 auto 46px;text-align:center}
.sec-head h2{margin:14px 0 14px}
.sec-head p{color:var(--c-ink-2);font-size:16px}
.sec-head.left{margin-left:0;text-align:left}
.sec-note{margin-top:18px;font-size:13.5px;color:var(--c-ink-2)}
.sec-note time{font-variant-numeric:tabular-nums}

/* ============ Hero ============ */
.page-hero{
  position:relative;color:#fff;text-align:center;overflow:hidden;
  padding:78px 0 82px;
  background-image:linear-gradient(180deg,rgba(11,43,35,.93),rgba(18,70,58,.87)),url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
}
.hero-inner{max-width:820px;margin:0 auto}
.page-hero h1{color:#fff;margin:18px 0 18px}
.hero-sub{color:rgba(255,255,255,.84);font-size:17px;line-height:1.8;max-width:680px;margin:0 auto}
.hero-actions{display:flex;flex-wrap:wrap;justify-content:center;gap:14px;margin-top:32px}
.hero-facts{
  display:flex;flex-wrap:wrap;justify-content:center;gap:10px 30px;
  list-style:none;margin:34px 0 0;padding:0;font-size:14px;color:rgba(255,255,255,.78);
}
.hero-facts li{position:relative;padding-left:16px}
.hero-facts li::before{content:"";position:absolute;left:0;top:10px;width:6px;height:6px;border-radius:50%;background:var(--c-accent)}

/* ============ 数字锚点 ============ */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.stat-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-m);
  padding:26px 20px;text-align:center;box-shadow:var(--sh-1);transition:box-shadow .2s ease,transform .2s ease;
}
.stat-card:hover{box-shadow:var(--sh-2);transform:translateY(-2px)}
.stat-num{
  font-size:42px;font-weight:700;line-height:1;color:var(--c-primary);
  font-variant-numeric:tabular-nums;letter-spacing:-1px;
}
.stat-label{display:block;margin-top:10px;font-size:15px;font-weight:600;color:var(--c-ink)}
.stat-desc{display:block;margin-top:6px;font-size:13.5px;color:var(--c-ink-2);line-height:1.7}

/* ============ 等级纵向列表 ============ */
.level-list{max-width:900px;margin:0 auto}
.level-item{
  display:grid;grid-template-columns:104px 1fr;gap:30px;
  padding:38px 0;border-top:1px solid var(--c-line);
}
.level-item:last-child{border-bottom:1px solid var(--c-line)}
.lv-badge{
  width:76px;height:76px;border-radius:var(--r-pill);
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  font-weight:700;letter-spacing:.5px;font-variant-numeric:tabular-nums;
  border:1px solid transparent;
}
.lv-badge b{font-size:22px;line-height:1}
.lv-badge span{font-size:11px;font-weight:500;margin-top:4px}
.lv-1 .lv-badge{background:var(--c-primary-l);color:var(--c-primary);border-color:rgba(18,70,58,.14)}
.lv-2 .lv-badge{background:#D3E4DC;color:var(--c-primary-d)}
.lv-3 .lv-badge{background:var(--c-primary);color:#fff}
.lv-4 .lv-badge{background:var(--c-accent);color:#fff}
.level-head{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:10px}
.level-head h3{font-size:20px;font-weight:700}
.lv-cond{
  display:flex;align-items:flex-start;gap:8px;
  font-size:14px;color:var(--c-ink-2);margin:0 0 14px;
}
.lv-cond b{color:var(--c-primary);font-weight:600;flex:0 0 auto}
.lv-points{list-style:none;display:grid;gap:8px;margin-bottom:16px}
.lv-points li{position:relative;padding-left:20px;font-size:15px;color:var(--c-ink-2)}
.lv-points li::before{
  content:"";position:absolute;left:2px;top:10px;width:7px;height:7px;
  border-radius:2px;background:var(--c-primary-l);border:1px solid var(--c-primary);
}

/* ============ 对照表 ============ */
.cmp-wrap{
  max-width:1000px;margin:0 auto;background:var(--c-surface);
  border:1px solid var(--c-line);border-radius:var(--r-m);box-shadow:var(--sh-1);overflow:hidden;
}
table.cmp-table{width:100%;border-collapse:collapse;font-size:15px}
.cmp-table thead th{
  background:var(--c-primary-d);color:#fff;font-weight:600;font-size:14px;
  padding:15px 16px;text-align:center;letter-spacing:.2px;
}
.cmp-table thead th:first-child{text-align:left}
.cmp-table tbody td{
  padding:16px;text-align:center;border-top:1px solid var(--c-line-2);color:var(--c-ink-2);
  font-variant-numeric:tabular-nums;
}
.cmp-table tbody td:first-child{text-align:left;font-weight:600;color:var(--c-ink)}
.cmp-table tbody tr:nth-child(even){background:rgba(231,240,236,.45)}
.cmp-table tbody tr:hover{background:var(--c-primary-l)}
.cmp-yes{color:var(--c-primary);font-weight:600}
.cmp-no{color:#9A9F9C}

/* ============ 升级流程 ============ */
.step-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;max-width:1000px;margin:0 auto}
.step-card{
  position:relative;background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-m);padding:30px 24px 26px;box-shadow:var(--sh-1);
  transition:box-shadow .2s ease,transform .2s ease;
}
.step-card:hover{box-shadow:var(--sh-2);transform:translateY(-2px)}
.step-num{
  font-size:34px;font-weight:700;color:var(--c-primary-l);line-height:1;
  font-variant-numeric:tabular-nums;letter-spacing:-1px;margin-bottom:14px;
  -webkit-text-stroke:1px rgba(18,70,58,.35);
}
.step-card h3{font-size:18px;margin-bottom:10px}
.step-card p{font-size:15px;color:var(--c-ink-2);margin:0}

/* ============ 图文块 ============ */
.split{display:grid;grid-template-columns:1fr 1fr;gap:46px;align-items:center;max-width:1100px;margin:0 auto}
.split-media{position:relative;border-radius:var(--r-l);overflow:hidden;box-shadow:var(--sh-2);background:var(--c-primary-l)}
.split-media img{width:100%;aspect-ratio:4/3;object-fit:cover}
.split-media .float-note{
  position:absolute;left:18px;bottom:18px;right:18px;
  background:rgba(11,43,35,.88);color:#fff;border-radius:var(--r-m);
  padding:12px 16px;font-size:13.5px;line-height:1.6;
}
.split-body h2{margin-bottom:16px}
.split-body > p{color:var(--c-ink-2)}
.check-list{list-style:none;display:grid;gap:14px;margin-top:22px}
.check-list li{display:flex;gap:12px;align-items:flex-start;font-size:15px;color:var(--c-ink-2)}
.check-list .dot{
  flex:0 0 auto;width:22px;height:22px;border-radius:50%;background:var(--c-primary-l);
  color:var(--c-primary);display:flex;align-items:center;justify-content:center;
  font-size:12px;font-weight:700;margin-top:3px;
}
.check-list b{color:var(--c-ink);font-weight:600}

/* ============ FAQ ============ */
.faq-list{max-width:800px;margin:0 auto}
.faq-item{border-bottom:1px solid var(--c-line)}
.faq-item:first-child{border-top:1px solid var(--c-line)}
.faq-item summary{
  list-style:none;cursor:pointer;position:relative;
  padding:22px 46px 22px 0;font-size:17px;font-weight:600;color:var(--c-ink);
  transition:color .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--c-primary)}
.faq-item summary::before,
.faq-item summary::after{
  content:"";position:absolute;right:10px;top:50%;background:var(--c-primary);
  transition:transform .2s ease,background .2s ease;
}
.faq-item summary::after{width:16px;height:2px;margin-top:-1px}
.faq-item summary::before{width:2px;height:16px;margin-top:-8px;right:17px}
.faq-item[open] summary::before{transform:scaleY(0)}
.faq-item[open] summary{color:var(--c-primary)}
.faq-ans{padding:0 46px 24px 0;color:var(--c-ink-2);font-size:15.5px;line-height:1.85}

/* ============ CTA ============ */
.cta-band{
  background:var(--c-primary-d);color:#fff;border-radius:var(--r-l);
  padding:48px 44px;display:grid;grid-template-columns:1.5fr 1fr;gap:34px;align-items:center;
}
.cta-band h2{color:#fff;margin-bottom:12px}
.cta-band p{color:rgba(255,255,255,.78);margin:0;font-size:15.5px;max-width:600px}
.cta-actions{display:flex;flex-direction:column;gap:12px}
.cta-actions .btn-x{width:100%}
.cta-hint{font-size:13px;color:rgba(255,255,255,.6);text-align:center;margin:0}

/* ============ 页脚 ============ */
.site-footer{background:var(--c-primary-d);color:#D7E2DD;padding:66px 0 28px}
.foot-top{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:34px}
.foot-brand .brand-txt{color:#fff}
.foot-brand .brand-mark{background-image:radial-gradient(circle,#fff 1.6px,transparent 1.7px)}
.foot-brand p{color:#A9BDB6;font-size:14px;line-height:1.85;margin:16px 0 0;max-width:340px}
.foot-contact{display:flex;flex-wrap:wrap;gap:8px 20px;margin-top:16px}
.foot-contact a{color:#D7E2DD;font-size:14px}
.foot-contact a:hover{color:#fff}
.foot-col h4{font-size:15px;color:#fff;margin-bottom:16px;font-weight:600}
.foot-col ul{list-style:none;display:grid;gap:11px}
.foot-col a{color:#A9BDB6;font-size:14px;text-decoration:none;transition:color .2s ease}
.foot-col a:hover{color:#fff}
.foot-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:8px;align-items:center;
  font-size:13px;color:#8FA69E;
}
.foot-bottom .sep{opacity:.5}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .nav-menu a{padding:0 10px;font-size:14.5px}
  .search-box input{width:150px}
}
@media (max-width:991.98px){
  :root{--nav-h:56px;--sp-sec:64px}
  h1{font-size:32px}
  h2{font-size:24px}
  .site-header{backdrop-filter:none}
  .nav-toggle{display:flex}
  .nav-collapse{
    display:none;position:fixed;top:var(--nav-h);left:0;right:0;
    height:calc(100vh - var(--nav-h));overflow-y:auto;
    background:var(--c-surface);border-top:1px solid var(--c-line);
    padding:20px 24px 40px;flex-direction:column;align-items:stretch;gap:20px;
  }
  .nav-collapse.show{display:flex}
  .nav-menu{flex-direction:column;gap:0}
  .nav-menu a{
    height:48px;padding:0 4px;border-bottom:1px solid var(--c-line-2);
    font-size:16px;border-left:0;
  }
  .nav-menu a.active{border-bottom-color:var(--c-primary)}
  .nav-right{flex-direction:column;align-items:stretch;gap:14px}
  .search-box input{width:100%}
  .nav-right .btn-x{width:100%}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .step-grid{grid-template-columns:1fr}
  .split{grid-template-columns:1fr;gap:28px}
  .cta-band{grid-template-columns:1fr;padding:36px 26px}
  .foot-top{grid-template-columns:1fr 1fr;gap:28px}
  .foot-brand{grid-column:1 / -1}
  .page-hero{padding:60px 0 62px}
  .hero-sub{font-size:16px}
}
@media (max-width:767.98px){
  .container{padding:0 20px}
  .level-item{grid-template-columns:1fr;gap:18px;padding:30px 0}
  .lv-badge{width:64px;height:64px}
  .lv-badge b{font-size:19px}
  .faq-ans{padding-right:0}
  .cmp-wrap{background:transparent;border:none;box-shadow:none;overflow:visible}
  .cmp-table thead{display:none}
  .cmp-table,.cmp-table tbody,.cmp-table tr,.cmp-table td{display:block;width:100%}
  .cmp-table tbody tr{
    background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-m);
    box-shadow:var(--sh-1);margin-bottom:16px;overflow:hidden;
  }
  .cmp-table tbody tr:nth-child(even){background:var(--c-surface)}
  .cmp-table tbody tr:hover{background:var(--c-surface)}
  .cmp-table tbody td{
    display:flex;justify-content:space-between;align-items:center;gap:16px;
    border-top:none;border-bottom:1px solid var(--c-line-2);
    text-align:right;padding:13px 16px;
  }
  .cmp-table tbody tr td:last-child{border-bottom:none}
  .cmp-table tbody td:first-child{
    background:var(--c-primary-l);color:var(--c-primary);
    font-weight:700;justify-content:flex-start;text-align:left;
  }
  .cmp-table tbody td::before{
    content:attr(data-th);color:var(--c-ink);font-weight:600;font-size:14px;text-align:left;
  }
  .cmp-table tbody td:first-child::before{display:none}
}
@media (max-width:575.98px){
  :root{--sp-sec:48px}
  .container{padding:0 16px}
  h1{font-size:28px}
  h2{font-size:22px}
  .stat-grid{grid-template-columns:1fr}
  .stat-num{font-size:36px}
  .sec-head{margin-bottom:32px}
  .hero-actions .btn-x{width:100%}
  .foot-top{grid-template-columns:1fr}
  .foot-bottom{flex-direction:column;align-items:flex-start}
  .foot-bottom .sep{display:none}
  .cta-band{padding:30px 22px}
}

/* roulang page: category4 */
:root{
  --c-primary:#12463A;
  --c-primary-d:#0B2B23;
  --c-primary-l:#E7F0EC;
  --c-accent:#F2622E;
  --c-accent-2:#E8B84B;
  --c-bg:#F6F4EF;
  --c-surface:#FFFFFF;
  --c-surface-2:#EFEDE6;
  --c-ink:#1B1F1D;
  --c-ink-2:#5A6560;
  --c-line:#E3E0D8;
  --c-line-2:#EDEAE2;
  --r-s:8px;
  --r-m:14px;
  --r-l:22px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(11,43,35,.06);
  --sh-2:0 8px 24px rgba(11,43,35,.08);
  --sh-3:0 18px 40px rgba(11,43,35,.12);
  --sp-sec:92px;
  --font-cn:"Noto Sans SC","PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,sans-serif;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.8;
  color:var(--c-ink);
  background:var(--c-bg);
  text-align:left;
}
img{max-width:100%;display:block}
a{color:var(--c-primary);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--c-primary-d)}
button,input{font-family:inherit}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--c-ink);letter-spacing:0}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--c-accent);outline-offset:2px;border-radius:4px}
.container{
  width:100%;
  max-width:1200px;
  padding-left:24px;
  padding-right:24px;
  margin-left:auto;
  margin-right:auto;
  --bs-gutter-x:0;
}
.num{font-variant-numeric:tabular-nums}

/* ---------- header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:rgba(246,244,239,.94);
  backdrop-filter:saturate(150%) blur(10px);
  border-bottom:1px solid var(--c-line);
  transition:box-shadow .2s ease;
}
.site-header.is-scrolled{box-shadow:var(--sh-2)}
.nav-inner{
  display:flex;
  align-items:center;
  gap:28px;
  height:64px;
}
.brand{display:flex;align-items:center;gap:10px;flex:none}
.brand-mark{
  width:22px;height:22px;flex:none;border-radius:6px;
  background:
    radial-gradient(circle at 3px 3px,var(--c-accent) 2px,transparent 2.4px),
    radial-gradient(circle at 11px 3px,var(--c-primary) 2px,transparent 2.4px),
    radial-gradient(circle at 3px 11px,var(--c-primary) 2px,transparent 2.4px),
    radial-gradient(circle at 11px 11px,var(--c-accent-2) 2px,transparent 2.4px),
    linear-gradient(135deg,var(--c-primary),var(--c-primary-d));
  background-size:14px 14px,14px 14px,14px 14px,14px 14px,100% 100%;
  background-position:3px 3px,3px 3px,3px 3px,3px 3px,0 0;
  background-repeat:no-repeat;
  position:relative;
  overflow:hidden;
}
.brand-mark::after{
  content:"";position:absolute;inset:0;
  background:
    linear-gradient(90deg,transparent 0 4px,rgba(255,255,255,.55) 4px 6px,transparent 6px 12px,rgba(255,255,255,.35) 12px 14px,transparent 14px 100%);
  opacity:.5;
}
.brand-txt{display:flex;flex-direction:column;line-height:1.15;font-weight:700;font-size:17px;color:var(--c-ink)}
.brand-txt small{font-size:11px;font-weight:400;color:var(--c-ink-2);letter-spacing:.04em}
.nav-toggle{
  display:none;width:44px;height:44px;margin-left:auto;
  border:1px solid var(--c-line);border-radius:var(--r-s);background:var(--c-surface);
  flex-direction:column;justify-content:center;align-items:center;gap:4px;cursor:pointer;padding:0;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--c-ink);border-radius:2px;transition:transform .2s ease}
.nav-collapse{display:flex;align-items:center;justify-content:space-between;flex:1;gap:24px}
.nav-menu{display:flex;align-items:center;gap:6px}
.nav-menu li a{
  display:block;padding:8px 12px;font-size:15px;color:var(--c-ink-2);
  border-bottom:2px solid transparent;border-radius:4px;line-height:1.5;
}
.nav-menu li a:hover{color:var(--c-primary);background:var(--c-primary-l)}
.nav-menu li a.active{color:var(--c-primary);font-weight:700;border-bottom-color:var(--c-primary)}
.nav-menu li a.active:hover{background:transparent}
.nav-right{display:flex;align-items:center;gap:12px}
.search-box{
  display:flex;align-items:center;gap:8px;height:40px;padding:0 14px;
  border:1px solid var(--c-line);border-radius:var(--r-pill);background:var(--c-surface);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.search-box:focus-within{border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(18,70,58,.10)}
.search-box svg{width:16px;height:16px;color:var(--c-ink-2);flex:none}
.search-box input{border:0;background:transparent;outline:none;font-size:14px;width:148px;color:var(--c-ink)}
.search-box input::placeholder{color:var(--c-ink-2)}

/* ---------- buttons ---------- */
.btn-x{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 22px;border-radius:var(--r-m);border:1px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;
  transition:background-color .18s ease,color .18s ease,transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.btn-primary-x{background:var(--c-primary);color:#fff}
.btn-primary-x:hover{background:#0E3A30;color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-primary-x:active{transform:translateY(0);box-shadow:var(--sh-1)}
.btn-accent{background:var(--c-accent);color:#fff}
.btn-accent:hover{background:#DA5322;color:#fff;transform:translateY(-1px);box-shadow:var(--sh-2)}
.btn-accent:active{transform:translateY(0);box-shadow:var(--sh-1)}
.btn-ghost{background:transparent;color:var(--c-primary);border-color:var(--c-primary)}
.btn-ghost:hover{background:var(--c-primary-l);color:var(--c-primary-d)}
.btn-block-x{width:100%}
.btn-text{display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--c-primary)}
.btn-text::after{content:"→";transition:transform .18s ease}
.btn-text:hover::after{transform:translateX(3px)}

/* ---------- generic ---------- */
.section{padding:var(--sp-sec) 0}
.section-alt{background:var(--c-surface-2)}
.sec-head{max-width:760px;margin-bottom:40px}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;height:28px;padding:0 14px;margin-bottom:16px;
  border-radius:var(--r-pill);background:var(--c-primary-l);color:var(--c-primary);
  font-size:12.5px;font-weight:600;letter-spacing:.03em;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--c-accent)}
h1{font-size:40px;line-height:1.25;font-weight:700}
h2{font-size:28px;line-height:1.35;font-weight:700;margin-bottom:16px}
h3{font-size:20px;line-height:1.5;font-weight:600}
.lead{color:var(--c-ink-2);font-size:16.5px;line-height:1.85}
.muted{color:var(--c-ink-2);font-size:14px;line-height:1.6}
.rule-line{height:1px;background:var(--c-line);border:0;margin:0}

/* ---------- hero ---------- */
.page-hero{padding:76px 0 56px;background:linear-gradient(180deg,#FFFFFF 0%,var(--c-bg) 100%);border-bottom:1px solid var(--c-line)}
.hero-grid{display:grid;grid-template-columns:1.25fr .85fr;gap:56px;align-items:center}
.hero-copy h1{margin-bottom:18px}
.hero-copy h1 em{font-style:normal;color:var(--c-primary)}
.hero-copy .lead{max-width:620px;margin-bottom:28px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:32px}
.hero-stats{display:flex;flex-wrap:wrap;gap:32px}
.hero-stats .st b{display:block;font-size:24px;font-weight:700;color:var(--c-primary);line-height:1.3;font-variant-numeric:tabular-nums}
.hero-stats .st span{font-size:13px;color:var(--c-ink-2)}
.hero-visual{position:relative}
.hero-figure{
  position:relative;aspect-ratio:5/4;border-radius:var(--r-l);overflow:hidden;
  background:var(--c-primary-l);box-shadow:var(--sh-3);
}
.hero-figure img{width:100%;height:100%;object-fit:cover}
.hero-float{
  position:absolute;left:-18px;bottom:22px;max-width:250px;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-m);
  padding:14px 16px;box-shadow:var(--sh-2);
}
.hero-float strong{display:block;font-size:14px;margin-bottom:4px}
.hero-float span{font-size:12.5px;color:var(--c-ink-2);line-height:1.6}

/* ---------- live strip ---------- */
.live-strip{padding:22px 0;background:var(--c-primary-d);color:#EAF2EE}
.live-inner{display:flex;flex-wrap:wrap;align-items:center;gap:14px 34px}
.live-item{display:flex;align-items:center;gap:9px;font-size:14px}
.dot{width:8px;height:8px;border-radius:50%;background:#4ED08A;flex:none;box-shadow:0 0 0 4px rgba(78,208,138,.18)}
.dot.warn{background:var(--c-accent-2);box-shadow:0 0 0 4px rgba(232,184,75,.18)}
.live-item b{font-weight:600;color:#fff;font-variant-numeric:tabular-nums}
.live-note{margin-left:auto;font-size:13px;color:#9FBBB2}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:800px;margin:0 auto}
.faq-item{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-m);
  box-shadow:var(--sh-1);margin-bottom:14px;overflow:hidden;
  transition:box-shadow .18s ease,border-color .18s ease;
}
.faq-item:hover{box-shadow:var(--sh-2)}
.faq-item[open]{border-color:#CBDCD5}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:flex-start;gap:14px;
  padding:18px 22px;font-size:17px;font-weight:600;color:var(--c-ink);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-q{flex:none;width:26px;height:26px;border-radius:50%;background:var(--c-primary-l);color:var(--c-primary);
  font-size:13px;font-weight:700;display:flex;align-items:center;justify-content:center;margin-top:2px}
.faq-txt{flex:1;line-height:1.6}
.faq-item summary::after{
  content:"+";flex:none;font-size:22px;line-height:1;color:var(--c-primary);font-weight:400;transition:transform .18s ease;
}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-a{padding:0 22px 20px 62px;color:var(--c-ink-2);font-size:15.5px;line-height:1.85;border-top:1px solid var(--c-line-2);padding-top:16px;margin-top:2px}
.faq-a b{color:var(--c-ink);font-weight:600}
.faq-foot{margin-top:26px;text-align:center}

/* ---------- compare ---------- */
.compare-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:start}
.table-card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-l);box-shadow:var(--sh-1);overflow:hidden}
.table-card .tc-head{padding:22px 26px;border-bottom:1px solid var(--c-line-2)}
.table-card .tc-head h3{margin-bottom:6px}
.x-table{width:100%;border-collapse:collapse;font-size:14.5px}
.x-table thead th{background:var(--c-primary-d);color:#EAF2EE;text-align:left;font-weight:600;padding:13px 26px;font-size:13.5px;letter-spacing:.02em}
.x-table td{padding:15px 26px;border-top:1px solid var(--c-line-2);color:var(--c-ink-2);vertical-align:top;line-height:1.7}
.x-table tbody tr:nth-child(even) td{background:rgba(231,240,236,.5)}
.x-table td:first-child{color:var(--c-ink);font-weight:600;white-space:nowrap}
.side-col{display:flex;flex-direction:column;gap:20px}
.myth-card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-m);box-shadow:var(--sh-1);padding:22px 24px}
.myth-card h3{font-size:17px;margin-bottom:14px}
.myth-list li{display:flex;gap:10px;padding:11px 0;border-bottom:1px dashed var(--c-line);font-size:14.5px;color:var(--c-ink-2);line-height:1.7}
.myth-list li:last-child{border-bottom:0;padding-bottom:0}
.myth-list li::before{content:"✓";color:var(--c-primary);font-weight:700;flex:none}
.photo-card{border-radius:var(--r-l);overflow:hidden;box-shadow:var(--sh-2);background:var(--c-primary-l);aspect-ratio:16/10}
.photo-card img{width:100%;height:100%;object-fit:cover}

/* ---------- steps ---------- */
.steps-list{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.step-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-m);
  padding:24px;box-shadow:var(--sh-1);display:flex;gap:18px;
  transition:box-shadow .18s ease,transform .18s ease;
}
.step-card:hover{box-shadow:var(--sh-2);transform:translateY(-2px)}
.step-no{font-size:30px;font-weight:700;color:var(--c-primary-l);line-height:1;font-variant-numeric:tabular-nums;flex:none;letter-spacing:-.02em}
.step-body h3{font-size:17px;margin-bottom:8px}
.step-body p{color:var(--c-ink-2);font-size:14.5px;line-height:1.75}

/* ---------- CTA band ---------- */
.cta-band{
  background:var(--c-primary-d);color:#EAF2EE;border-radius:var(--r-l);
  padding:44px 46px;display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center;
}
.cta-band h2{color:#fff}
.cta-band p{color:#B7CFC7;font-size:15px;line-height:1.8}
.cta-panel{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);border-radius:var(--r-m);padding:24px}
.cta-panel label{display:block;font-size:13px;color:#B7CFC7;margin-bottom:8px}
.field-x{
  width:100%;height:44px;border-radius:var(--r-s);border:1px solid rgba(255,255,255,.24);
  background:rgba(255,255,255,.08);color:#fff;padding:0 14px;font-size:14.5px;outline:none;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.field-x::placeholder{color:#8FA9A1}
.field-x:focus{border-color:var(--c-accent);box-shadow:0 0 0 3px rgba(242,98,46,.22)}
.cta-panel .field-row{margin-bottom:16px}
.cta-panel .hint{font-size:13px;color:#9FBBB2;margin-top:12px;line-height:1.65}

/* ---------- footer ---------- */
.site-footer{background:var(--c-primary-d);color:#B7CFC7;padding:64px 0 28px;margin-top:0}
.site-footer .brand-txt{color:#fff}
.site-footer .brand-txt small{color:#9FBBB2}
.foot-top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.12)}
.foot-brand p{margin:18px 0 20px;font-size:14px;line-height:1.8;max-width:330px;color:#9FBBB2}
.foot-contact{display:flex;flex-wrap:wrap;gap:10px}
.foot-contact a{
  font-size:13.5px;color:#DCEAE5;border:1px solid rgba(255,255,255,.22);
  border-radius:var(--r-pill);padding:7px 16px;transition:background-color .18s ease,color .18s ease,border-color .18s ease;
}
.foot-contact a:hover{background:rgba(255,255,255,.10);color:#fff;border-color:rgba(255,255,255,.4)}
.foot-col h4{font-size:14px;color:#fff;margin-bottom:16px;font-weight:600;letter-spacing:.02em}
.foot-col ul li{margin-bottom:11px}
.foot-col ul li a{font-size:14px;color:#9FBBB2}
.foot-col ul li a:hover{color:#fff}
.foot-bottom{display:flex;flex-wrap:wrap;gap:8px 12px;align-items:center;padding-top:22px;font-size:13px;color:#87A099}
.foot-bottom .sep{color:rgba(255,255,255,.22)}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  h1{font-size:36px}
  .hero-grid{gap:40px}
}
@media (max-width:991px){
  :root{--sp-sec:64px}
  .nav-inner{height:56px}
  .nav-toggle{display:flex}
  .nav-collapse{
    position:fixed;top:56px;left:0;right:0;bottom:0;
    display:block;background:var(--c-bg);border-top:1px solid var(--c-line);
    padding:20px 24px 40px;overflow-y:auto;z-index:1029;
  }
  .nav-collapse .nav-menu{flex-direction:column;align-items:stretch;gap:0;margin-bottom:18px}
  .nav-menu li a{padding:14px 4px;font-size:16px;border-bottom:1px solid var(--c-line-2);border-radius:0;min-height:48px}
  .nav-menu li a.active{border-bottom:2px solid var(--c-primary)}
  .nav-right{flex-direction:column;align-items:stretch;gap:14px}
  .search-box{height:44px}
  .search-box input{width:100%}
  .btn-x{width:100%}
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .hero-visual{order:2}
  .hero-float{left:14px}
  .compare-grid{grid-template-columns:1fr}
  .cta-band{grid-template-columns:1fr;padding:34px 28px;gap:26px}
  .foot-top{grid-template-columns:1fr 1fr;gap:32px}
  .foot-brand{grid-column:1 / -1}
}
@media (max-width:767px){
  :root{--sp-sec:48px}
  .container{padding-left:16px;padding-right:16px}
  h1{font-size:30px;line-height:1.3}
  h2{font-size:22px}
  h3{font-size:18px}
  .page-hero{padding:44px 0 36px}
  .hero-stats{gap:22px}
  .hero-stats .st b{font-size:20px}
  .hero-float{position:static;max-width:none;margin-top:-38px;margin-left:14px;margin-right:14px;width:auto}
  .steps-list{grid-template-columns:1fr}
  .x-table thead{display:none}
  .x-table, .x-table tbody, .x-table tr, .x-table td{display:block;width:100%}
  .x-table tr{border-top:1px solid var(--c-line-2);padding:14px 18px}
  .x-table tr:nth-child(even){background:rgba(231,240,236,.5)}
  .x-table td{border:0;padding:6px 0}
  .x-table td:first-child{font-size:15px;margin-bottom:4px}
  .x-table td::before{content:attr(data-th) "：";color:var(--c-ink);font-weight:600}
  .faq-item summary{padding:16px 18px;font-size:16px}
  .faq-a{padding:14px 18px 18px}
  .cta-band{padding:28px 20px}
  .foot-top{grid-template-columns:1fr;gap:26px;padding-bottom:28px}
  .live-note{margin-left:0;width:100%}
}