/* roulang page: index */
:root{
  --c-primary:#1A63E0;
  --c-primary-dark:#0F4AAE;
  --c-primary-50:#EAF2FE;
  --c-primary-25:#F4F8FF;
  --c-orange:#FF6B2C;
  --c-teal:#00A3A3;
  --c-ink:#101828;
  --c-muted:#5B6B7F;
  --c-border:#E4EAF2;
  --c-line:#EEF2F7;
  --c-bg:#F6F9FD;
  --c-card:#FFFFFF;
  --c-dark:#0F1B33;
  --c-dark-2:#152A4D;
  --c-success:#12A150;
  --c-error:#E5484D;
  --r-card:16px;
  --r-img:12px;
  --r-btn:10px;
  --r-pill:999px;
  --sh-card:0 2px 8px rgba(16,24,40,.06);
  --sh-hover:0 12px 28px rgba(26,99,224,.12);
  --sh-float:0 16px 40px rgba(16,24,40,.12);
  --sp-section:88px;
  --container:1200px;
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;background:#E9EFF7;}
a{color:var(--c-primary);text-decoration:none;transition:color .16s ease;}
a:hover{color:var(--c-primary-dark);}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{
  outline:2px solid var(--c-primary);outline-offset:2px;
}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;letter-spacing:0;font-weight:600;line-height:1.3;}
p{margin:0 0 16px;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
input,select{font-family:inherit;font-size:15px;color:var(--c-ink);}
.skip{position:absolute;left:-9999px;top:0;background:#fff;padding:10px 16px;border-radius:8px;z-index:200;}
.skip:focus{left:16px;top:12px;}
.container{max-width:var(--container);margin:0 auto;padding:0 24px;}
.num{font-variant-numeric:tabular-nums;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,255,255,.96);
  border-bottom:1px solid var(--c-line);
  box-shadow:0 1px 2px rgba(16,24,40,.03);
  transition:box-shadow .2s ease,border-color .2s ease;
}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(16,24,40,.08);}
.header-inner{display:flex;align-items:center;gap:28px;height:68px;}
.logo{display:inline-flex;align-items:center;gap:10px;color:var(--c-ink);font-weight:700;font-size:17px;letter-spacing:.2px;flex:0 0 auto;}
.logo:hover{color:var(--c-ink);}
.logo-mark{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:10px;background:var(--c-primary-50);color:var(--c-primary);flex:0 0 auto;}
.logo-mark svg{width:20px;height:20px;}
.nav{display:flex;align-items:center;gap:6px;margin-left:8px;flex:1 1 auto;}
.nav a{
  position:relative;display:inline-flex;align-items:center;height:68px;padding:0 14px;
  color:var(--c-muted);font-size:15px;font-weight:500;transition:color .16s ease;
}
.nav a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:0;height:2px;border-radius:2px;
  background:var(--c-primary);transform:scaleX(0);transform-origin:center;transition:transform .18s ease;
}
.nav a:hover{color:var(--c-primary);}
.nav a:hover::after{transform:scaleX(1);}
.nav a.active{color:var(--c-primary);}
.nav a.active::after{transform:scaleX(1);}
.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.search-box{
  display:flex;align-items:center;gap:8px;
  width:220px;height:40px;padding:0 14px;
  background:var(--c-bg);border:1px solid transparent;border-radius:var(--r-pill);
  transition:background .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.search-box svg{width:16px;height:16px;color:var(--c-muted);flex:0 0 auto;}
.search-box input{
  border:0;background:transparent;outline:none;width:100%;height:100%;font-size:14px;
}
.search-box input::placeholder{color:#98A2B3;}
.search-box:focus-within{background:#fff;border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(26,99,224,.08);}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-btn);border:1px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;white-space:nowrap;
  transition:background .18s ease,color .18s ease,border-color .18s ease,transform .18s ease,box-shadow .18s ease;
}
.btn-primary{background:var(--c-primary);color:#fff;box-shadow:0 6px 16px rgba(26,99,224,.22);}
.btn-primary:hover{background:var(--c-primary-dark);color:#fff;transform:translateY(-1px);box-shadow:0 8px 20px rgba(26,99,224,.24);}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 12px rgba(26,99,224,.2);}
.btn-outline{background:#fff;border-color:#D7E0EC;color:var(--c-primary);}
.btn-outline:hover{border-color:var(--c-primary);background:var(--c-primary-25);color:var(--c-primary-dark);}
.btn-ghost{background:transparent;color:var(--c-primary);padding:0 6px;height:auto;}
.btn-ghost:hover{text-decoration:underline;}
.btn-pill{border-radius:var(--r-pill);}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}
.btn-lg{height:48px;padding:0 28px;font-size:16px;}
.btn-block{width:100%;}
.btn[disabled]{opacity:.4;pointer-events:none;}
.menu-toggle{
  display:none;width:44px;height:44px;align-items:center;justify-content:center;
  background:#fff;border:1px solid var(--c-border);border-radius:var(--r-btn);color:var(--c-ink);cursor:pointer;
}
.menu-toggle svg{width:20px;height:20px;}

/* ---------- drawer ---------- */
.drawer-mask{
  position:fixed;inset:0;background:rgba(16,24,40,.45);opacity:0;visibility:hidden;
  transition:opacity .22s ease,visibility .22s ease;z-index:90;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:320px;max-width:88vw;background:#fff;z-index:100;
  transform:translateX(100%);transition:transform .26s ease;
  padding:20px;overflow-y:auto;box-shadow:var(--sh-float);
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.drawer-close{width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;background:var(--c-bg);border:0;border-radius:var(--r-btn);cursor:pointer;color:var(--c-ink);}
.drawer-close svg{width:18px;height:18px;}
.drawer nav{display:flex;flex-direction:column;gap:4px;margin-bottom:18px;}
.drawer nav a{
  display:flex;align-items:center;min-height:48px;padding:0 14px;border-radius:var(--r-btn);
  color:var(--c-ink);font-size:16px;font-weight:500;border-left:3px solid transparent;
}
.drawer nav a:hover{background:var(--c-primary-25);color:var(--c-primary);}
.drawer nav a.active{background:var(--c-primary-50);color:var(--c-primary);border-left-color:var(--c-primary);}
.drawer .search-box{width:100%;margin-bottom:16px;}

/* ---------- hero ---------- */
.hero{
  position:relative;overflow:hidden;color:#fff;
  background:radial-gradient(1200px 520px at 78% 8%,rgba(26,99,224,.42),transparent 62%),
             linear-gradient(160deg,#0F1B33 0%,#122A52 58%,#0F1B33 100%);
}
.hero::after{
  content:"";position:absolute;inset:0;
  background-image:url(/assets/images/backpic/back-2.png);
  background-size:cover;background-position:center;
  opacity:.14;mix-blend-mode:screen;pointer-events:none;
}
.hero::before{
  content:"";position:absolute;left:-140px;top:-120px;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(0,163,163,.32),transparent 66%);pointer-events:none;
}
.hero-inner{
  position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);
  gap:56px;align-items:center;min-height:560px;padding:72px 0;
}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 14px;margin-bottom:20px;
  border-radius:var(--r-pill);background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);
  color:#D7E4FA;font-size:13px;font-weight:500;
}
.hero-eyebrow svg{width:14px;height:14px;}
.hero h1{font-size:40px;line-height:1.2;color:#fff;margin-bottom:18px;font-weight:600;}
.hero-sub{font-size:19px;line-height:1.7;color:#C6D6EE;max-width:540px;margin-bottom:28px;}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:36px;}
.hero-cta .btn-outline{background:transparent;border-color:rgba(255,255,255,.34);color:#fff;}
.hero-cta .btn-outline:hover{background:rgba(255,255,255,.12);border-color:#fff;color:#fff;}
.hero-stats{display:flex;flex-wrap:wrap;align-items:center;gap:0;}
.hero-stat{padding-right:28px;margin-right:28px;border-right:1px solid rgba(255,255,255,.16);}
.hero-stat:last-child{border-right:0;margin-right:0;padding-right:0;}
.hero-stat b{display:block;font-size:26px;line-height:1.3;font-weight:700;color:#fff;font-variant-numeric:tabular-nums;}
.hero-stat span{font-size:13px;color:#A9BEDD;}
.hero-visual{position:relative;}
.hero-visual::before{
  content:"";position:absolute;inset:auto -22px -22px auto;width:180px;height:180px;border-radius:28px;
  background:linear-gradient(135deg,rgba(26,99,224,.55),rgba(0,163,163,.24));z-index:0;
}
.hero-visual img{
  position:relative;z-index:1;width:100%;max-height:400px;object-fit:cover;
  border-radius:20px;border:1px solid rgba(255,255,255,.16);box-shadow:0 24px 60px rgba(4,12,28,.5);
}
.hero-float{
  position:absolute;z-index:3;left:-14px;bottom:24px;background:#fff;color:var(--c-ink);
  border-radius:14px;padding:14px 18px;box-shadow:var(--sh-float);display:flex;align-items:center;gap:12px;
}
.hero-float b{font-size:20px;color:var(--c-orange);font-weight:700;}
.hero-float span{font-size:13px;color:var(--c-muted);line-height:1.4;}

/* ---------- sections ---------- */
main{display:block;}
.section{padding:var(--sp-section) 0;}
.section-alt{background:#fff;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;}
.section-title{font-size:28px;line-height:1.35;}
.section-desc{margin-top:10px;color:var(--c-muted);font-size:16px;max-width:640px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;height:28px;padding:0 12px;margin-bottom:14px;
  border-radius:var(--r-pill);background:var(--c-primary-50);color:var(--c-primary);
  font-size:13px;font-weight:600;letter-spacing:.2px;
}
.link-more{display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;white-space:nowrap;}
.link-more svg{width:16px;height:16px;transition:transform .2s ease;}
.link-more:hover{text-decoration:underline;}
.link-more:hover svg{transform:translateX(2px);}

/* ---------- tier cards ---------- */
.tiers{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;margin-bottom:28px;}
.tier{
  position:relative;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:24px 22px;box-shadow:var(--sh-card);display:flex;flex-direction:column;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.tier:hover{transform:translateY(-2px);box-shadow:var(--sh-hover);}
.tier-name{display:flex;align-items:center;gap:8px;font-size:17px;font-weight:600;}
.tier-badge{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:var(--r-pill);
  background:#FFF1E9;color:var(--c-orange);font-size:12px;font-weight:600;
}
.tier-price{margin:16px 0 6px;font-size:32px;font-weight:700;line-height:1.15;color:var(--c-orange);font-variant-numeric:tabular-nums;}
.tier-price small{font-size:14px;font-weight:500;color:var(--c-muted);margin-left:4px;}
.tier-note{color:var(--c-muted);font-size:14px;line-height:1.6;min-height:44px;}
.tier .btn{margin-top:18px;}
.tier.is-rec{border-color:#C6DAFB;background:linear-gradient(180deg,var(--c-primary-25),#fff);}
.tier.is-rec::before{content:"";position:absolute;left:0;right:0;top:0;height:3px;border-radius:16px 16px 0 0;background:var(--c-primary);}
.badge-rec{
  position:absolute;top:-11px;right:18px;display:inline-flex;align-items:center;height:22px;padding:0 10px;
  border-radius:var(--r-pill);background:var(--c-orange);color:#fff;font-size:12px;font-weight:600;
  box-shadow:0 6px 14px rgba(255,107,44,.32);
}

/* ---------- compare table ---------- */
.compare-wrap{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);box-shadow:var(--sh-card);
  overflow-x:auto;
}
table.compare{border-collapse:collapse;width:100%;min-width:760px;}
table.compare th,table.compare td{padding:0 18px;text-align:center;border-bottom:1px solid var(--c-line);}
table.compare thead th{height:60px;font-size:15px;font-weight:600;color:var(--c-ink);background:var(--c-primary-25);}
table.compare thead th:first-child{text-align:left;background:#fff;color:var(--c-muted);font-weight:500;}
table.compare tbody td{height:52px;font-size:15px;color:var(--c-ink);}
table.compare tbody tr:nth-child(even) td{background:#FAFCFF;}
table.compare tbody td:first-child{text-align:left;color:var(--c-muted);}
table.compare tbody tr:last-child td{border-bottom:0;}
table.compare th.col-rec,table.compare td.col-rec{background:var(--c-primary-50)!important;}
table.compare thead th.col-rec{box-shadow:inset 0 2px 0 var(--c-primary);color:var(--c-primary);}
.tick{display:inline-flex;align-items:center;justify-content:center;width:20px;height:20px;border-radius:50%;background:var(--c-primary-50);color:var(--c-primary);}
.tick svg{width:12px;height:12px;}
.dash{display:inline-block;width:14px;height:2px;border-radius:2px;background:#C3CCD8;vertical-align:middle;}
.scroll-hint{display:none;margin-top:10px;font-size:13px;color:var(--c-muted);text-align:right;}

/* ---------- levels ---------- */
.levels{display:flex;flex-direction:column;gap:72px;}
.level-row{position:relative;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:48px;align-items:center;}
.level-row .level-media{order:2;}
.level-row.reverse .level-copy{order:2;}
.level-row.reverse .level-media{order:1;}
.level-copy{position:relative;padding-left:6px;}
.level-num{
  font-size:72px;font-weight:700;line-height:1;color:var(--c-primary-50);
  font-variant-numeric:tabular-nums;margin-bottom:-26px;letter-spacing:-2px;
}
.level-copy h3{font-size:20px;margin-bottom:12px;}
.level-copy p{color:var(--c-muted);font-size:15.5px;line-height:1.8;}
.level-points{margin-top:16px;display:flex;flex-direction:column;gap:10px;}
.level-points li{position:relative;padding-left:20px;font-size:15px;color:var(--c-ink);}
.level-points li::before{
  content:"";position:absolute;left:0;top:10px;width:8px;height:8px;border-radius:50%;background:var(--c-primary);
}
.level-media img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--r-card);box-shadow:var(--sh-card);}

/* ---------- preview ---------- */
.preview-grid{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:24px;}
.card-lg{
  grid-column:span 6;display:flex;flex-direction:column;background:#fff;border:1px solid var(--c-line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-card);
  transition:transform .2s ease,box-shadow .2s ease;
}
.card-lg:hover{transform:translateY(-2px);box-shadow:var(--sh-hover);}
.card-lg img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.card-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;}
.card-lg:hover .card-title{color:var(--c-primary);}
.card-title{font-size:19px;font-weight:600;line-height:1.45;transition:color .2s ease;}
.card-sum{color:var(--c-muted);font-size:14.5px;line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.tag{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:var(--r-pill);
  background:var(--c-primary-50);color:var(--c-primary);font-size:12px;font-weight:600;white-space:nowrap;
}
.tag-orange{background:#FFF1E9;color:var(--c-orange);}
.tag-teal{background:#E4F5F5;color:var(--c-teal);}
.meta{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--c-muted);}
.mini-list{grid-column:span 6;display:flex;flex-direction:column;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);box-shadow:var(--sh-card);overflow:hidden;}
.mini{display:flex;gap:14px;padding:16px 20px;border-bottom:1px solid var(--c-line);align-items:center;transition:background .18s ease;}
.mini:last-child{border-bottom:0;}
.mini:hover{background:#FAFCFF;}
.mini:hover .mini-title{color:var(--c-primary);}
.mini img{width:96px;height:72px;object-fit:cover;border-radius:10px;flex:0 0 auto;}
.mini-body{min-width:0;}
.mini-title{font-size:15px;font-weight:600;line-height:1.5;transition:color .18s ease;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.mini .meta{margin-top:6px;}

/* ---------- news (cms) ---------- */
.filter-tabs{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:24px;}
.filter-tabs span{
  display:inline-flex;align-items:center;height:32px;padding:0 14px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--c-border);color:var(--c-muted);font-size:14px;
}
.filter-tabs span.on{background:var(--c-primary-50);border-color:#C6DAFB;color:var(--c-primary);font-weight:600;}
.news-grid{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:24px;}
.news-main{
  grid-column:span 7;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-card);display:flex;flex-direction:column;
  transition:transform .2s ease,box-shadow .2s ease;
}
.news-main:hover{transform:translateY(-2px);box-shadow:var(--sh-hover);}
.news-main:hover .card-title{color:var(--c-primary);}
.news-main img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.news-list{grid-column:span 5;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);box-shadow:var(--sh-card);overflow:hidden;}
.news-item{
  display:flex;flex-direction:column;justify-content:center;gap:6px;min-height:56px;padding:14px 20px;
  border-bottom:1px solid var(--c-line);transition:background .18s ease;
}
.news-item:last-child{border-bottom:0;}
.news-item:hover{background:#FAFCFF;}
.news-item:hover .news-item-title{color:var(--c-primary);}
.news-item-title{
  font-size:15px;font-weight:600;color:var(--c-ink);line-height:1.5;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;transition:color .18s ease;
}
.news-item .meta{justify-content:space-between;}
.empty-state{
  padding:56px 24px;text-align:center;display:flex;flex-direction:column;align-items:center;gap:12px;
}
.empty-state svg{width:48px;height:48px;color:rgba(26,99,224,.4);}
.empty-state h3{font-size:17px;}
.empty-state p{font-size:14px;color:var(--c-muted);}

/* ---------- faq ---------- */
.faq{max-width:820px;display:flex;flex-direction:column;gap:12px;}
.faq-item{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  box-shadow:var(--sh-card);overflow:hidden;transition:border-color .2s ease,background .2s ease;
}
.faq-item.is-open{border-left:3px solid var(--c-primary);background:#FAFCFF;}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;background:transparent;border:0;cursor:pointer;text-align:left;
  font-size:17px;font-weight:600;line-height:1.55;color:var(--c-ink);
}
.faq-icon{flex:0 0 auto;width:22px;height:22px;color:var(--c-primary);transition:transform .2s ease;}
.faq-item.is-open .faq-icon{transform:rotate(180deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .26s ease;}
.faq-a-inner{padding:0 22px 20px;color:var(--c-muted);font-size:15px;line-height:1.75;}

/* ---------- join cta ---------- */
.join{background:var(--c-primary-25);border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line);}
.join-inner{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:48px;align-items:start;}
.join h2{font-size:30px;line-height:1.35;margin-bottom:14px;}
.join-lead{color:var(--c-muted);font-size:16px;line-height:1.8;margin-bottom:22px;}
.join-points{display:flex;flex-direction:column;gap:12px;}
.join-points li{position:relative;padding-left:26px;font-size:15px;color:var(--c-ink);}
.join-points li::before{
  content:"";position:absolute;left:0;top:9px;width:14px;height:2px;border-radius:2px;background:var(--c-primary);
}
.form-card{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);box-shadow:var(--sh-float);padding:28px;}
.form-card h3{font-size:20px;margin-bottom:6px;}
.form-card .form-hint{font-size:14px;color:var(--c-muted);margin-bottom:20px;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:14px;line-height:22px;margin-bottom:6px;color:var(--c-ink);font-weight:500;}
.field input,.field select{
  width:100%;height:44px;padding:0 14px;border:1px solid var(--c-border);border-radius:var(--r-btn);
  background:#fff;outline:none;transition:border-color .18s ease,box-shadow .18s ease;
}
.field input::placeholder{color:#98A2B3;}
.field input:focus,.field select:focus{border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(26,99,224,.08);}
.field.has-error input,.field.has-error select{border-color:var(--c-error);}
.field .err{display:none;margin-top:6px;font-size:12px;color:var(--c-error);}
.field.has-error .err{display:block;}
.privacy{margin-top:12px;font-size:12px;line-height:1.6;color:var(--c-muted);}
.form-success{
  display:none;align-items:flex-start;gap:12px;padding:16px;border-radius:var(--r-btn);
  background:#EAF7F0;border-left:4px solid var(--c-success);color:#0B6B37;font-size:14px;line-height:1.7;
}
.form-success.show{display:flex;}
.form-success svg{width:18px;height:18px;flex:0 0 auto;margin-top:2px;}

/* ---------- footer ---------- */
.site-footer{background:var(--c-dark);color:#B9C6DA;padding:64px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:44px;}
.footer-brand .logo{color:#fff;margin-bottom:16px;}
.footer-brand .logo-mark{background:rgba(255,255,255,.1);color:#8FB8FF;}
.footer-about{font-size:14px;line-height:1.8;color:#94A5BE;margin-bottom:16px;max-width:320px;}
.footer-hours{font-size:13px;color:#7E90AB;}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px;}
.footer-col ul{display:flex;flex-direction:column;gap:2px;}
.footer-col a,.footer-col span{display:inline-flex;align-items:center;min-height:40px;color:#A9B9D2;font-size:14px;}
.footer-col a:hover{color:#fff;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);padding:20px 0 28px;display:flex;flex-wrap:wrap;gap:10px 24px;
  justify-content:space-between;font-size:13px;color:#8296B0;
}
.footer-bottom .disclaimer{width:100%;font-size:12px;color:#6C7F99;line-height:1.7;}

/* ---------- mobile bar ---------- */
.mobile-bar{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:70;
  background:#fff;border-top:1px solid var(--c-line);box-shadow:0 -6px 20px rgba(16,24,40,.08);
  padding:10px 16px;gap:12px;align-items:center;
}
.mobile-bar span{font-size:13px;color:var(--c-muted);flex:1 1 auto;}
.mobile-bar .btn{flex:0 0 auto;}

/* ---------- responsive ---------- */
@media (max-width:1279px){
  .hero-inner{grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:40px;}
  .hero h1{font-size:36px;}
}
@media (max-width:1023px){
  :root{--sp-section:64px;}
  .nav,.search-box{display:none;}
  .menu-toggle{display:inline-flex;}
  .header-inner{height:60px;gap:16px;}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;}
  .hero-inner{grid-template-columns:1fr;gap:36px;min-height:auto;padding:52px 0 64px;}
  .hero h1{font-size:32px;}
  .hero-visual img{max-height:300px;}
  .hero-float{left:auto;right:16px;bottom:-8px;}
  .tiers{grid-template-columns:repeat(2,minmax(0,1fr));}
  .card-lg,.mini-list{grid-column:span 12;}
  .news-main,.news-list{grid-column:span 12;}
  .level-row{grid-template-columns:1fr;gap:24px;}
  .level-row .level-media{order:1;}
  .level-row .level-copy{order:2;}
  .join-inner{grid-template-columns:1fr;gap:32px;}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px;}
}
@media (max-width:767px){
  :root{--sp-section:48px;}
  .container{padding:0 16px;}
  .logo-text{font-size:15px;}
  .hero h1{font-size:27px;}
  .hero-sub{font-size:16px;margin-bottom:22px;}
  .hero-cta{gap:10px;}
  .hero-cta .btn{width:100%;}
  .hero-stats{gap:18px;}
  .hero-stat{border-right:0;margin-right:0;padding-right:0;min-width:104px;}
  .hero-stat b{font-size:22px;}
  .section-title{font-size:23px;}
  .join h2{font-size:24px;}
  .tiers{grid-template-columns:1fr;}
  .levels{gap:48px;}
  .level-num{font-size:52px;opacity:.8;margin-bottom:-18px;}
  .mini img{width:84px;height:64px;}
  .faq-q{font-size:16px;padding:16px 18px;}
  .faq-a-inner{padding:0 18px 18px;}
  .form-card{padding:22px 18px;}
  .footer-grid{grid-template-columns:1fr;gap:26px;padding-bottom:32px;}
  .site-footer{padding-top:44px;}
  .footer-col a,.footer-col span{min-height:44px;}
  .mobile-bar{display:flex;}
  body{padding-bottom:72px;}
  .scroll-hint{display:block;}
}
@media (max-width:520px){
  .hero h1{font-size:24px;}
  .hero-eyebrow{font-size:12px;}
  .card-body{padding:16px;}
  .news-item,.mini{padding:14px 16px;}
  .btn-lg{height:46px;padding:0 20px;font-size:15px;}
}

/* roulang page: article */
:root{
  --primary:#1A63E0;
  --primary-dark:#0F4AAE;
  --primary-light:#EAF2FE;
  --primary-soft:#F4F8FF;
  --accent:#FF6B2C;
  --teal:#00A3A3;
  --ink:#101828;
  --muted:#5B6B7F;
  --border:#E4EAF2;
  --line:#EEF2F7;
  --bg:#F6F9FD;
  --card:#FFFFFF;
  --navy:#0F1B33;
  --navy-soft:#16264A;
  --r-card:16px;
  --r-img:12px;
  --r-btn:10px;
  --shadow-sm:0 2px 8px rgba(16,24,40,.06);
  --shadow-md:0 12px 28px rgba(26,99,224,.12);
  --shadow-lg:0 16px 40px rgba(16,24,40,.12);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .18s ease}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
svg{display:block}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}

/* ============ header ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .22s ease;
}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(16,24,40,.08)}
.nav-inner{display:flex;align-items:center;gap:24px;height:68px}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:17px;letter-spacing:0;white-space:nowrap}
.logo-mark{
  width:34px;height:34px;border-radius:10px;
  background:var(--primary-light);color:var(--primary);
  display:grid;place-items:center;flex:none;
}
.logo-mark svg{width:20px;height:20px;stroke:currentColor}
.logo-text{color:var(--ink)}
.nav{display:flex;align-items:center;gap:2px;margin-left:6px}
.nav a{
  position:relative;display:inline-block;
  padding:9px 13px;font-size:15px;color:#3A4A62;border-radius:9px;
  transition:color .16s ease,background .16s ease;
}
.nav a:hover{color:var(--primary);background:var(--primary-soft)}
.nav a.active{color:var(--primary);font-weight:600}
.nav a.active::after{
  content:"";position:absolute;left:13px;right:13px;bottom:-1px;height:2px;
  background:var(--primary);border-radius:2px;
}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto}
.search-box{position:relative}
.search-box svg{
  position:absolute;left:14px;top:50%;transform:translateY(-50%);
  width:16px;height:16px;stroke:#98A2B3;pointer-events:none;
}
.search-box input{
  width:212px;height:40px;border-radius:999px;
  border:1px solid transparent;background:var(--bg);
  padding:0 16px 0 38px;font-size:14px;outline:none;
  transition:border-color .18s ease,background .18s ease,box-shadow .18s ease;
}
.search-box input::placeholder{color:#98A2B3}
.search-box input:focus{
  background:#fff;border-color:var(--primary);
  box-shadow:0 0 0 3px rgba(26,99,224,.10);
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1;
  transition:background .18s ease,color .18s ease,border-color .18s ease,transform .18s ease,box-shadow .18s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 4px 14px rgba(26,99,224,.20)}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-1px);box-shadow:0 8px 20px rgba(26,99,224,.24)}
.btn-primary:active{transform:none;box-shadow:0 2px 8px rgba(26,99,224,.20)}
.btn-ghost{background:#fff;color:var(--primary);border:1px solid #D7E0EC}
.btn-ghost:hover{border-color:var(--primary);background:var(--primary-soft)}
.btn-pill{border-radius:999px}
.btn-sm{height:38px;padding:0 18px;font-size:14px}
.btn-block{width:100%}
.hamburger{
  display:none;width:44px;height:44px;border-radius:10px;
  align-items:center;justify-content:center;color:var(--ink);
}
.hamburger:hover{background:var(--primary-soft);color:var(--primary)}
.hamburger svg{width:22px;height:22px;stroke:currentColor}

/* drawer */
.drawer-mask{
  position:fixed;inset:0;background:rgba(16,24,40,.45);
  opacity:0;visibility:hidden;transition:opacity .24s ease,visibility .24s ease;z-index:90;
}
.drawer-mask.open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(340px,86vw);
  background:#fff;z-index:100;padding:20px;
  transform:translateX(102%);transition:transform .28s cubic-bezier(.4,.2,.2,1);
  display:flex;flex-direction:column;gap:18px;overflow-y:auto;
  box-shadow:var(--shadow-lg);
}
.drawer.open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px}
.drawer-close{
  width:40px;height:40px;border-radius:10px;display:grid;place-items:center;color:var(--muted);
}
.drawer-close:hover{background:var(--primary-soft);color:var(--primary)}
.drawer-close svg{width:20px;height:20px;stroke:currentColor}
.drawer nav{display:flex;flex-direction:column;gap:4px}
.drawer nav a{
  padding:12px 14px;border-radius:10px;font-size:16px;color:#3A4A62;
  display:flex;align-items:center;justify-content:space-between;
}
.drawer nav a:hover{background:var(--primary-soft);color:var(--primary)}
.drawer nav a.active{background:var(--primary-light);color:var(--primary);font-weight:600}
.drawer .search-box input{width:100%;height:44px}

/* ============ article head band ============ */
.article-band{
  position:relative;overflow:hidden;
  background:linear-gradient(135deg,#0F1B33 0%,#16264A 58%,#123A7A 100%);
  color:#fff;
  padding:44px 0 56px;
}
.article-band::before{
  content:"";position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-1.webp");
  background-size:cover;background-position:center;
  opacity:.16;pointer-events:none;
}
.article-band::after{
  content:"";position:absolute;right:-120px;top:-80px;width:420px;height:420px;
  background:radial-gradient(circle,rgba(26,99,224,.45),transparent 68%);
  pointer-events:none;
}
.article-band .container{position:relative;z-index:2}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.72)}
.breadcrumb a{color:rgba(255,255,255,.86)}
.breadcrumb a:hover{color:#fff;text-decoration:underline}
.breadcrumb .sep{color:rgba(255,255,255,.4)}
.breadcrumb .current{color:#fff;max-width:340px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.badge{
  display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;
  border-radius:999px;font-size:12px;line-height:18px;font-weight:600;
}
.badge-blue{background:var(--primary-light);color:var(--primary)}
.badge-band{background:rgba(255,255,255,.14);color:#fff;border:1px solid rgba(255,255,255,.22)}
.badge-accent{background:rgba(255,107,44,.14);color:var(--accent)}
.article-band h1{
  font-size:40px;line-height:1.28;font-weight:600;letter-spacing:0;
  margin:18px 0 0;max-width:940px;color:#fff;
}
.article-lead{
  margin-top:18px;max-width:840px;font-size:16px;line-height:1.85;color:rgba(255,255,255,.82);
  border-left:3px solid var(--primary);padding-left:16px;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 16px;
  margin-top:22px;font-size:13px;color:rgba(255,255,255,.72);
}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:rgba(255,255,255,.4)}

/* ============ layout ============ */
.page-body{padding:48px 0 72px}
.layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:40px;align-items:start}
.panel{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--shadow-sm);
}
.cover-figure{margin:0 0 32px}
.cover-figure img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--r-img)}
.cover-figure figcaption{margin-top:10px;text-align:center;font-size:12px;color:var(--muted)}

.entry{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--shadow-sm);padding:36px 40px 40px;
  font-size:17px;line-height:1.9;color:#1B2430;
}
.entry p{margin:0 0 20px}
.entry h2{
  position:relative;font-size:24px;line-height:1.4;font-weight:600;color:var(--ink);
  margin:40px 0 16px;padding-left:16px;
}
.entry h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:3px;background:var(--primary);
}
.entry h3{font-size:20px;line-height:1.5;font-weight:600;margin:32px 0 12px}
.entry h4{font-size:17px;line-height:1.6;font-weight:600;margin:24px 0 10px}
.entry ul,.entry ol{margin:0 0 20px;padding-left:4px}
.entry ul li{position:relative;padding-left:20px;margin-bottom:10px}
.entry ul li::before{
  content:"";position:absolute;left:2px;top:11px;width:7px;height:7px;border-radius:50%;background:var(--primary);
}
.entry ol{counter-reset:li;padding-left:0}
.entry ol li{position:relative;padding-left:30px;margin-bottom:10px;counter-increment:li}
.entry ol li::before{
  content:counter(li);position:absolute;left:0;top:3px;
  width:20px;height:20px;border-radius:50%;background:var(--primary-light);color:var(--primary);
  font-size:12px;font-weight:700;display:grid;place-items:center;line-height:1;
}
.entry blockquote{
  margin:0 0 20px;padding:16px 20px;background:var(--bg);
  border-left:4px solid var(--primary);border-radius:0 10px 10px 0;color:#33415A;
}
.entry blockquote p:last-child{margin-bottom:0}
.entry img{border-radius:var(--r-img);margin:8px auto 10px}
.entry a{color:var(--primary);border-bottom:1px solid rgba(26,99,224,.3)}
.entry a:hover{border-bottom-color:var(--primary)}
.entry table{width:100%;border-collapse:collapse;margin:0 0 22px;font-size:15px}
.entry th,.entry td{border:1px solid var(--line);padding:11px 14px;text-align:left}
.entry th{background:var(--primary-soft);font-weight:600}
.entry hr{border:0;border-top:1px solid var(--line);margin:32px 0}
.entry code{background:var(--bg);border-radius:6px;padding:2px 6px;font-size:14px}

.empty-state{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--shadow-sm);padding:56px 24px;text-align:center;
}
.empty-state svg{width:48px;height:48px;margin:0 auto 16px;stroke:rgba(26,99,224,.4)}
.empty-state h2{font-size:19px;font-weight:600;margin-bottom:8px}
.empty-state p{font-size:14px;color:var(--muted);margin-bottom:20px}

/* tags */
.tag-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:32px}
.tag-row .tag-label{font-size:13px;color:var(--muted)}
.tag{
  display:inline-flex;align-items:center;height:28px;padding:0 14px;border-radius:999px;
  background:var(--primary-light);color:var(--primary);font-size:13px;
}
.tag:hover{background:var(--primary);color:#fff}

/* related */
.section{margin-top:48px}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:20px}
.section-head h2{font-size:24px;line-height:1.4;font-weight:600}
.section-head p{font-size:14px;color:var(--muted);margin-top:6px}
.text-link{display:inline-flex;align-items:center;gap:6px;color:var(--primary);font-size:14px;font-weight:600}
.text-link svg{width:14px;height:14px;stroke:currentColor;transition:transform .18s ease}
.text-link:hover{text-decoration:underline}
.text-link:hover svg{transform:translateX(2px)}
.related-list{display:grid;gap:14px}
.related-item{
  display:grid;grid-template-columns:130px minmax(0,1fr);gap:16px;align-items:center;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:14px;box-shadow:var(--shadow-sm);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.related-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:#D5E3FA}
.related-item img{width:130px;height:92px;object-fit:cover;border-radius:10px}
.related-item h3{font-size:16px;line-height:1.5;font-weight:600;margin-bottom:6px}
.related-item:hover h3{color:var(--primary)}
.related-item p{font-size:13px;line-height:1.7;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.related-item .time{display:block;margin-top:8px;font-size:12px;color:var(--muted)}

/* sidebar */
.sidebar{display:flex;flex-direction:column;gap:20px;position:sticky;top:88px}
.side-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px;box-shadow:var(--shadow-sm);
}
.side-card--join{background:linear-gradient(180deg,var(--primary-soft),#fff)}
.side-card h3{font-size:17px;font-weight:600;margin-bottom:8px}
.side-card .side-sub{font-size:13px;color:var(--muted);margin-bottom:14px}
.side-points{display:flex;flex-direction:column;gap:10px;margin-bottom:18px}
.side-points li{display:flex;gap:8px;font-size:14px;color:#33415A;line-height:1.7}
.side-points svg{width:16px;height:16px;flex:none;margin-top:5px;stroke:var(--primary)}
.side-list{display:flex;flex-direction:column}
.side-list li{border-top:1px solid var(--line)}
.side-list li:first-child{border-top:0}
.side-list a{display:block;padding:12px 0}
.side-list .t{
  font-size:14px;line-height:1.6;color:#33415A;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.side-list a:hover .t{color:var(--primary)}
.side-list .d{display:block;margin-top:6px;font-size:12px;color:var(--muted)}
.to-top{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  width:100%;height:44px;border-radius:var(--r-btn);
  border:1px solid #D7E0EC;background:#fff;color:var(--primary);font-size:14px;font-weight:600;
}
.to-top:hover{border-color:var(--primary);background:var(--primary-soft)}
.to-top svg{width:16px;height:16px;stroke:currentColor}

/* CTA band */
.cta-band{margin-top:56px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--shadow-sm);padding:32px}
.cta-band .cta-grid{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);gap:24px;align-items:center}
.cta-band h2{font-size:24px;font-weight:600;margin-bottom:10px}
.cta-band p{font-size:15px;color:var(--muted);line-height:1.8}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end}

/* ============ footer ============ */
.site-footer{background:var(--navy);color:#C7D1E4;margin-top:80px;padding:56px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:32px}
.site-footer .logo{color:#fff}
.site-footer .logo-text{color:#fff}
.site-footer .logo-mark{background:rgba(255,255,255,.1);color:#8FB6F5}
.footer-about{margin-top:16px;font-size:14px;line-height:1.8;color:#9FB0CC;max-width:340px}
.footer-hours{margin-top:12px;font-size:13px;color:#8FA2C0}
.footer-col h4{font-size:15px;font-weight:600;color:#fff;margin-bottom:14px}
.footer-col ul{display:flex;flex-direction:column}
.footer-col li{font-size:14px;line-height:1.7}
.footer-col li a,.footer-col li span{display:inline-block;padding:5px 0;color:#9FB0CC}
.footer-col li a:hover{color:#fff}
.footer-bottom{
  margin-top:40px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;flex-wrap:wrap;gap:10px 24px;align-items:center;
  font-size:13px;color:#8FA2C0;
}
.footer-bottom .disclaimer{width:100%;font-size:12px;line-height:1.7;color:#7E90AF}

/* ============ responsive ============ */
@media (max-width:1180px){
  .nav{gap:0}
  .nav a{padding:9px 10px;font-size:14px}
  .search-box input{width:176px}
}
@media (max-width:1024px){
  .nav,.header-actions .search-box,.header-actions .btn{display:none}
  .hamburger{display:inline-flex}
  .layout{grid-template-columns:1fr;gap:32px}
  .sidebar{position:static}
  .article-band h1{font-size:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:768px){
  .container{padding:0 16px}
  .nav-inner{height:56px;gap:12px}
  .logo-text{font-size:16px}
  .article-band{padding:32px 0 40px}
  .article-band h1{font-size:26px;line-height:1.35}
  .article-lead{font-size:15px;padding-left:12px}
  .page-body{padding:32px 0 56px}
  .entry{padding:24px 20px 28px;font-size:16px}
  .entry h2{font-size:21px;margin-top:32px}
  .entry h3{font-size:18px}
  .related-item{grid-template-columns:104px minmax(0,1fr);gap:12px}
  .related-item img{width:104px;height:78px}
  .cta-band{padding:24px 20px}
  .cta-band .cta-grid{grid-template-columns:1fr}
  .cta-actions{justify-content:flex-start}
  .cta-actions .btn{width:100%}
  .section-head{flex-direction:column;align-items:flex-start;gap:8px}
  .site-footer{padding:40px 0 24px;margin-top:56px}
  .footer-grid{grid-template-columns:1fr;gap:24px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:520px){
  .article-band h1{font-size:23px}
  .article-meta{gap:8px 12px}
  .entry{padding:20px 16px 24px}
  .btn{width:100%}
  .hamburger{width:40px;height:40px}
}

/* roulang page: category1 */
:root{
  --brand:#1A63E0;
  --brand-dark:#0F4AAE;
  --brand-50:#EAF2FE;
  --brand-25:#F4F8FF;
  --orange:#FF6B2C;
  --teal:#00A3A3;
  --ink:#101828;
  --muted:#5B6B7F;
  --line:#E4EAF2;
  --line-soft:#EEF2F7;
  --bg:#F6F9FD;
  --card:#FFFFFF;
  --deep:#0F1B33;
  --radius-lg:16px;
  --radius-md:12px;
  --radius-sm:10px;
  --radius-pill:999px;
  --shadow-1:0 2px 8px rgba(16,24,40,.06);
  --shadow-2:0 12px 28px rgba(26,99,224,.12);
  --shadow-3:0 16px 40px rgba(16,24,40,.12);
  --section:88px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--brand);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--brand-dark);}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{
  outline:2px solid var(--brand);outline-offset:2px;border-radius:6px;
}
button{font-family:inherit;cursor:pointer;border:none;background:none;}
input,select{font-family:inherit;font-size:15px;color:var(--ink);}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul,ol{padding:0;list-style:none;}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0;}
.container{max-width:1200px;margin:0 auto;padding:0 24px;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--radius-sm);
  font-size:15px;font-weight:600;line-height:1;white-space:nowrap;
  transition:background .18s ease,color .18s ease,border-color .18s ease,box-shadow .18s ease,transform .18s ease;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 2px 8px rgba(26,99,224,.22);}
.btn-primary:hover{background:var(--brand-dark);color:#fff;transform:translateY(-1px);box-shadow:0 8px 20px rgba(26,99,224,.24);}
.btn-primary:active{transform:translateY(0);box-shadow:0 2px 8px rgba(26,99,224,.22);}
.btn-ghost{background:#fff;color:var(--brand);border:1px solid #D7E0EC;}
.btn-ghost:hover{background:var(--brand-25);border-color:var(--brand);color:var(--brand-dark);}
.btn-pill{border-radius:var(--radius-pill);}
.btn-sm{height:36px;padding:0 16px;font-size:14px;border-radius:8px;}
.btn-block{width:100%;}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;}
.link-arrow svg{transition:transform .18s ease;}
.link-arrow:hover{text-decoration:underline;}
.link-arrow:hover svg{transform:translateX(3px);}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:90;
  background:#fff;border-bottom:1px solid var(--line-soft);
  box-shadow:0 1px 3px rgba(16,24,40,.04);
  transition:box-shadow .2s ease;
}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(16,24,40,.08);}
.header-inner{display:flex;align-items:center;gap:28px;height:68px;}
.logo{display:inline-flex;align-items:center;gap:10px;color:var(--ink);font-weight:700;font-size:17px;letter-spacing:0;}
.logo:hover{color:var(--ink);}
.logo-mark{display:inline-flex;width:30px;height:30px;color:var(--brand);}
.logo-mark svg{width:100%;height:100%;}
.logo-text{white-space:nowrap;}
.nav{display:flex;align-items:center;gap:26px;margin-left:8px;flex:1;}
.nav a{
  position:relative;font-size:15px;font-weight:500;color:var(--muted);
  padding:6px 0;transition:color .16s ease;
}
.nav a::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;
  background:var(--brand);border-radius:2px;transform:scaleX(0);transform-origin:left;transition:transform .16s ease;
}
.nav a:hover{color:var(--brand);}
.nav a:hover::after{transform:scaleX(1);}
.nav a.active{color:var(--brand);font-weight:600;}
.nav a.active::after{transform:scaleX(1);}
.header-actions{display:flex;align-items:center;gap:14px;}
.search{
  display:flex;align-items:center;gap:8px;
  height:40px;width:224px;padding:0 16px;
  background:var(--bg);border:1px solid transparent;border-radius:var(--radius-pill);
  transition:background .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.search:focus-within{background:#fff;border-color:var(--brand);box-shadow:0 0 0 3px rgba(26,99,224,.08);}
.search svg{width:17px;height:17px;color:#98A2B3;flex:none;}
.search input{border:none;background:transparent;outline:none;width:100%;font-size:14px;}
.search input::placeholder{color:#98A2B3;}
.menu-toggle{
  display:none;width:44px;height:44px;border-radius:10px;
  align-items:center;justify-content:center;color:var(--ink);
}
.menu-toggle:hover{background:var(--brand-25);color:var(--brand);}
.menu-toggle svg{width:22px;height:22px;}

/* 移动抽屉 */
.drawer-mask{
  position:fixed;inset:0;background:rgba(16,24,40,.45);
  opacity:0;visibility:hidden;transition:opacity .22s ease,visibility .22s ease;z-index:120;
}
.drawer-mask.open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(320px,86vw);
  background:#fff;z-index:130;padding:22px 20px 28px;
  transform:translateX(102%);transition:transform .26s ease;
  display:flex;flex-direction:column;gap:6px;overflow-y:auto;
  box-shadow:var(--shadow-3);
}
.drawer.open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px;}
.drawer-close{width:40px;height:40px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;color:var(--muted);}
.drawer-close:hover{background:var(--brand-25);color:var(--brand);}
.drawer-close svg{width:20px;height:20px;}
.drawer nav{display:flex;flex-direction:column;}
.drawer nav a{
  padding:14px 12px;border-radius:10px;font-size:16px;color:var(--ink);font-weight:500;
}
.drawer nav a:hover{background:var(--brand-25);color:var(--brand);}
.drawer nav a.active{background:var(--brand-50);color:var(--brand);font-weight:600;}
.drawer .search{width:100%;margin:12px 0 16px;}
.drawer .btn{margin-top:auto;}

/* ============ 页面页头 ============ */
.page-hero{
  position:relative;overflow:hidden;
  background:linear-gradient(180deg,var(--brand-25) 0%,#FFFFFF 100%);
  border-bottom:1px solid var(--line-soft);
  padding:44px 0 40px;
}
.page-hero .deco{
  position:absolute;top:0;right:0;bottom:0;width:46%;
  background:url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  opacity:.16;
  -webkit-mask-image:linear-gradient(90deg,transparent 0%,#000 70%);
  mask-image:linear-gradient(90deg,transparent 0%,#000 70%);
  pointer-events:none;
}
.page-hero .deco-line{
  position:absolute;left:0;right:0;bottom:0;height:2px;
  background:linear-gradient(90deg,rgba(26,99,224,0) 0%,rgba(26,99,224,.35) 45%,rgba(26,99,224,0) 100%);
}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:18px;position:relative;z-index:1;}
.breadcrumb a{color:var(--brand);}
.breadcrumb a:hover{text-decoration:underline;}
.breadcrumb .sep{color:#C3CCD8;}
.breadcrumb .current{color:var(--ink);font-weight:600;}
.page-hero h1{
  position:relative;z-index:1;
  font-size:38px;line-height:1.28;font-weight:600;letter-spacing:0;
  display:flex;flex-direction:column;gap:6px;
}
.page-hero h1 .h1-brand{
  font-size:14px;font-weight:600;letter-spacing:.14em;color:var(--brand);
  text-transform:none;
}
.page-hero h1 .h1-main{font-size:38px;line-height:1.25;}
.page-hero .hero-lead{
  position:relative;z-index:1;
  margin-top:14px;max-width:640px;font-size:17px;line-height:1.8;color:var(--muted);
}
.pill-nav{position:relative;z-index:1;display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.pill-nav a{
  display:inline-flex;align-items:center;height:36px;padding:0 18px;
  border-radius:var(--radius-pill);background:#fff;border:1px solid var(--line);
  font-size:14px;font-weight:500;color:var(--muted);
  transition:all .18s ease;
}
.pill-nav a:hover{border-color:var(--brand);color:var(--brand);background:var(--brand-50);}

/* ============ 板块通用 ============ */
.section{padding:var(--section) 0;}
.section-alt{background:#fff;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;}
.section-head h2{font-size:28px;line-height:1.35;font-weight:600;}
.section-head .sub{margin-top:10px;font-size:16px;color:var(--muted);max-width:660px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:var(--brand);letter-spacing:.08em;margin-bottom:10px;
}
.eyebrow::before{content:"";width:18px;height:2px;border-radius:2px;background:var(--brand);}

/* ============ 权益对比表 ============ */
.table-card{
  background:var(--card);border:1px solid var(--line-soft);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-1);overflow:hidden;
}
.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;}
.table-scroll::-webkit-scrollbar{height:8px;}
.table-scroll::-webkit-scrollbar-thumb{background:#D7E0EC;border-radius:8px;}
.table-scroll::-webkit-scrollbar-track{background:#F4F8FF;}
table.benefits{width:100%;min-width:820px;border-collapse:separate;border-spacing:0;}
table.benefits caption{text-align:left;padding:0;font-size:13px;color:var(--muted);}
table.benefits th,table.benefits td{
  padding:16px 18px;text-align:center;font-size:15px;border-bottom:1px solid var(--line-soft);
  vertical-align:middle;
}
table.benefits thead th{
  background:var(--brand-25);border-bottom:1px solid var(--line);
  font-weight:600;color:var(--ink);vertical-align:top;padding:20px 16px;
}
table.benefits tbody th{
  text-align:left;font-weight:500;color:var(--ink);background:#fff;
  position:sticky;left:0;z-index:2;border-right:1px solid var(--line-soft);
}
table.benefits tbody tr:nth-child(even) th,
table.benefits tbody tr:nth-child(even) td{background:#FAFCFF;}
table.benefits tbody tr:nth-child(even) th{background:#FAFCFF;}
table.benefits tbody tr:last-child th,
table.benefits tbody tr:last-child td{border-bottom:none;}
.plan-name{display:block;font-size:16px;font-weight:600;color:var(--ink);}
.plan-price{display:block;margin-top:8px;font-size:24px;font-weight:700;color:var(--orange);font-variant-numeric:tabular-nums;line-height:1.2;}
.plan-price small{font-size:12px;font-weight:500;color:var(--muted);margin-left:4px;}
.plan-desc{display:block;margin-top:8px;font-size:13px;line-height:1.6;color:var(--muted);font-weight:400;}
th.col-featured,td.col-featured{background:var(--brand-50)!important;position:relative;}
th.col-featured{border-top:2px solid var(--brand);}
.badge{
  display:inline-flex;align-items:center;height:22px;padding:0 10px;
  border-radius:var(--radius-pill);font-size:12px;font-weight:600;line-height:1;
}
.badge-rec{background:var(--orange);color:#fff;}
.badge-soft{background:var(--brand-50);color:var(--brand);}
.mark{display:inline-flex;width:20px;height:20px;position:relative;}
.mark-yes::before{
  content:"";position:absolute;left:6px;top:2px;width:7px;height:12px;
  border-right:2.5px solid var(--brand);border-bottom:2.5px solid var(--brand);
  transform:rotate(45deg);
}
.mark-no::before{
  content:"";position:absolute;left:3px;top:9px;width:14px;height:2.5px;
  background:#C3CCD8;border-radius:2px;
}
.table-note{
  display:flex;align-items:center;gap:10px;padding:16px 20px;
  font-size:13px;color:var(--muted);background:#fff;border-top:1px solid var(--line-soft);
}
.table-note svg{width:16px;height:16px;color:var(--brand);flex:none;}

/* ============ 时间轴 ============ */
.path-grid{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:start;}
.timeline{position:relative;padding-left:38px;}
.timeline::before{
  content:"";position:absolute;left:13px;top:8px;bottom:8px;width:2px;
  background:linear-gradient(180deg,var(--brand) 0%,#C9DCFB 70%,rgba(201,220,251,0) 100%);
  border-radius:2px;
}
.tl-item{position:relative;padding-bottom:34px;}
.tl-item:last-child{padding-bottom:0;}
.tl-dot{
  position:absolute;left:-38px;top:2px;width:28px;height:28px;border-radius:50%;
  background:#fff;border:2px solid var(--brand);color:var(--brand);
  display:flex;align-items:center;justify-content:center;
  font-size:13px;font-weight:700;font-variant-numeric:tabular-nums;
}
.tl-item h3{font-size:18px;font-weight:600;line-height:1.5;}
.tl-item p{margin-top:8px;font-size:15px;color:var(--muted);}
.tl-tag{
  display:inline-flex;align-items:center;height:22px;padding:0 10px;margin-left:10px;
  border-radius:var(--radius-pill);background:var(--brand-50);color:var(--brand);
  font-size:12px;font-weight:600;vertical-align:middle;
}
.path-visual{border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line-soft);box-shadow:var(--shadow-1);background:#fff;}
.path-visual img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.path-visual figcaption{padding:14px 18px;font-size:13px;color:var(--muted);background:#fff;border-top:1px solid var(--line-soft);}

/* ============ 权益细则卡片 ============ */
.rule-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.rule-card{
  background:var(--card);border:1px solid var(--line-soft);border-radius:var(--radius-lg);
  padding:26px 26px 24px;box-shadow:var(--shadow-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.rule-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:#D8E6FB;}
.rule-icon{
  width:44px;height:44px;border-radius:12px;background:var(--brand-50);color:var(--brand);
  display:flex;align-items:center;justify-content:center;margin-bottom:16px;
}
.rule-icon svg{width:22px;height:22px;}
.rule-card h3{font-size:19px;font-weight:600;line-height:1.45;}
.rule-card p{margin-top:10px;font-size:15px;color:var(--muted);}
.rule-list{margin-top:14px;display:flex;flex-direction:column;gap:8px;}
.rule-list li{position:relative;padding-left:18px;font-size:14px;line-height:1.7;color:var(--muted);}
.rule-list li::before{
  content:"";position:absolute;left:0;top:9px;width:7px;height:7px;border-radius:50%;
  background:var(--brand);
}

/* ============ 数据条 ============ */
.stat-strip{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line-soft);
  border:1px solid var(--line-soft);border-radius:var(--radius-lg);overflow:hidden;
}
.stat-item{background:#fff;padding:26px 22px;}
.stat-num{font-size:32px;font-weight:700;line-height:1.1;color:var(--brand);font-variant-numeric:tabular-nums;}
.stat-num small{font-size:14px;font-weight:600;color:var(--muted);margin-left:4px;}
.stat-label{margin-top:8px;font-size:14px;color:var(--muted);}

/* ============ FAQ ============ */
.faq{max-width:820px;display:flex;flex-direction:column;gap:12px;}
.faq-item{
  background:#fff;border:1px solid var(--line-soft);border-left:3px solid transparent;
  border-radius:var(--radius-md);box-shadow:var(--shadow-1);
  transition:border-color .2s ease,background .2s ease;
}
.faq-item[open]{border-left-color:var(--brand);background:#FAFCFF;}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:18px 22px;font-size:17px;font-weight:600;line-height:1.55;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-icon{
  position:relative;flex:none;width:22px;height:22px;border-radius:50%;
  background:var(--brand-50);transition:transform .2s ease;
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--brand);border-radius:2px;
  transform:translate(-50%,-50%);
}
.faq-icon::before{width:10px;height:2px;}
.faq-icon::after{width:2px;height:10px;transition:opacity .2s ease;}
.faq-item[open] .faq-icon{transform:rotate(180deg);}
.faq-item[open] .faq-icon::after{opacity:0;}
.faq-body{padding:0 22px 20px;font-size:15px;line-height:1.85;color:var(--muted);}

/* ============ CTA 条 ============ */
.cta-band{background:var(--deep);color:#fff;position:relative;overflow:hidden;}
.cta-band::after{
  content:"";position:absolute;right:-80px;top:-80px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(26,99,224,.45) 0%,rgba(26,99,224,0) 68%);
  pointer-events:none;
}
.cta-inner{
  position:relative;z-index:1;
  display:grid;grid-template-columns:1.3fr 1fr;gap:48px;align-items:center;
  padding:64px 0;
}
.cta-band h2{font-size:28px;line-height:1.4;font-weight:600;color:#fff;}
.cta-band p{margin-top:14px;font-size:16px;line-height:1.8;color:rgba(255,255,255,.74);}
.cta-points{margin-top:20px;display:flex;flex-direction:column;gap:10px;}
.cta-points li{position:relative;padding-left:20px;font-size:14px;color:rgba(255,255,255,.82);}
.cta-points li::before{
  content:"";position:absolute;left:0;top:8px;width:8px;height:8px;border-radius:50%;
  background:var(--teal);
}
.cta-actions{display:flex;flex-direction:column;gap:14px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.14);border-radius:var(--radius-lg);padding:26px;}
.cta-actions .btn-primary{background:var(--brand);}
.cta-actions .btn-primary:hover{background:#2B76F0;}
.cta-actions .btn-ghost{background:transparent;border-color:rgba(255,255,255,.28);color:#fff;}
.cta-actions .btn-ghost:hover{background:rgba(255,255,255,.1);border-color:#fff;color:#fff;}
.cta-actions span.hint{font-size:13px;color:rgba(255,255,255,.6);text-align:center;}

/* ============ 页脚 ============ */
.site-footer{background:var(--deep);color:#C8D3E4;font-size:14px;}
.site-footer .container{padding-top:60px;padding-bottom:26px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand .logo{color:#fff;font-size:17px;}
.footer-brand .logo-mark{color:#4E8DF5;}
.footer-brand .logo:hover{color:#fff;}
.footer-about{margin-top:16px;font-size:14px;line-height:1.85;color:#9DAEC7;max-width:330px;}
.footer-hours{margin-top:12px;font-size:13px;color:#7F91AC;}
.footer-col h4{font-size:15px;font-weight:600;color:#fff;margin-bottom:16px;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col li a{color:#C8D3E4;font-size:14px;display:inline-block;padding:3px 0;}
.footer-col li a:hover{color:#fff;text-decoration:underline;}
.footer-col li span{color:#9DAEC7;}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;flex-wrap:wrap;gap:10px 26px;justify-content:space-between;align-items:center;
  font-size:13px;color:#7F91AC;
}
.footer-bottom .disclaimer{flex-basis:100%;font-size:12px;line-height:1.8;color:#6B7D99;margin:0;}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .path-grid{grid-template-columns:1fr;gap:32px;}
}
@media (max-width:1023px){
  :root{--section:64px;}
  .nav{display:none;}
  .search{display:none;}
  .header-actions .btn{display:none;}
  .menu-toggle{display:inline-flex;}
  .header-inner{justify-content:space-between;}
  .page-hero h1 .h1-main{font-size:32px;}
  .page-hero h1{font-size:32px;}
  .cta-inner{grid-template-columns:1fr;gap:32px;padding:52px 0;}
  .stat-strip{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767px){
  :root{--section:48px;}
  .container{padding:0 16px;}
  .header-inner{height:56px;}
  .logo{font-size:16px;}
  .page-hero{padding:32px 0 28px;}
  .page-hero h1,.page-hero h1 .h1-main{font-size:27px;line-height:1.32;}
  .page-hero .hero-lead{font-size:15px;}
  .page-hero .deco{width:70%;opacity:.12;}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:24px;}
  .section-head h2{font-size:23px;}
  .section-head .sub{font-size:15px;}
  .rule-grid{grid-template-columns:1fr;}
  .rule-card{padding:22px 20px;}
  .cta-band h2{font-size:23px;}
  .cta-actions{padding:20px;}
  .btn{width:auto;}
  .cta-actions .btn,.pill-nav a{width:auto;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-col li a{padding:8px 0;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .timeline{padding-left:32px;}
  .tl-dot{left:-32px;width:24px;height:24px;font-size:12px;}
  .timeline::before{left:11px;}
  .faq-item summary{font-size:16px;padding:16px 18px;}
  .faq-body{padding:0 18px 18px;}
}
@media (max-width:520px){
  .stat-strip{grid-template-columns:1fr;}
  .stat-item{padding:20px 18px;}
  .stat-num{font-size:27px;}
  .page-hero h1,.page-hero h1 .h1-main{font-size:25px;}
  .btn{height:44px;}
}

/* roulang page: category2 */
:root{
  --brand:#1A63E0;
  --brand-dark:#0F4AAE;
  --brand-50:#EAF2FE;
  --brand-25:#F4F8FF;
  --orange:#FF6B2C;
  --teal:#00A3A3;
  --ink:#101828;
  --ink-2:#5B6B7F;
  --ink-3:#98A2B3;
  --line:#E4EAF2;
  --line-soft:#EEF2F7;
  --bg:#F6F9FD;
  --card:#FFFFFF;
  --footer-bg:#0F1B33;
  --success:#12A150;
  --error:#E5484D;
  --r-lg:16px;
  --r-md:12px;
  --r-sm:10px;
  --sh-1:0 2px 8px rgba(16,24,40,.06);
  --sh-2:0 12px 28px rgba(26,99,224,.12);
  --sh-3:0 16px 40px rgba(16,24,40,.12);
  --container:1200px;
  --sec:88px;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .16s ease;}
a:hover{color:var(--brand-dark);}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;line-height:1.3;letter-spacing:0;font-weight:600;}
p{margin:0 0 16px;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
input,select{font-family:inherit;font-size:15px;color:var(--ink);}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;}

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

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:44px;
  padding:0 22px;
  border-radius:var(--r-sm);
  border:1px solid transparent;
  font-size:15px;
  font-weight:600;
  cursor:pointer;
  white-space:nowrap;
  transition:background-color .18s ease,color .18s ease,border-color .18s ease,box-shadow .18s ease,transform .18s ease;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 2px 8px rgba(26,99,224,.22);}
.btn-primary:hover{background:var(--brand-dark);color:#fff;transform:translateY(-1px);box-shadow:0 8px 20px rgba(26,99,224,.24);}
.btn-primary:active{transform:none;box-shadow:0 2px 8px rgba(26,99,224,.22);}
.btn-ghost{background:#fff;color:var(--brand);border-color:#D7E0EC;}
.btn-ghost:hover{border-color:var(--brand);background:var(--brand-25);color:var(--brand-dark);}
.btn-light{background:#fff;color:var(--brand-dark);}
.btn-light:hover{background:var(--brand-50);color:var(--brand-dark);}
.btn-outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.5);}
.btn-outline-light:hover{background:rgba(255,255,255,.12);color:#fff;border-color:#fff;}
.btn-sm{height:38px;padding:0 16px;font-size:14px;}
.btn-lg{height:48px;padding:0 28px;font-size:16px;}
.btn-block{width:100%;}

/* ---------- 顶栏 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:120;
  background:#fff;
  border-bottom:1px solid var(--line-soft);
  transition:box-shadow .2s ease;
}
.site-header.is-scrolled{box-shadow:0 6px 18px rgba(16,24,40,.08);}
.header-inner{
  display:flex;
  align-items:center;
  gap:24px;
  height:68px;
}
.logo{
  display:inline-flex;
  align-items:center;
  gap:10px;
  color:var(--ink);
  flex-shrink:0;
}
.logo:hover{color:var(--ink);}
.logo-mark{
  width:34px;height:34px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:10px;
  background:var(--brand-50);
  color:var(--brand);
}
.logo-mark svg{width:22px;height:22px;}
.logo-text{font-size:18px;font-weight:700;letter-spacing:0;}

.nav{
  display:flex;
  align-items:center;
  gap:4px;
  margin-right:auto;
}
.nav a{
  position:relative;
  display:inline-flex;
  align-items:center;
  height:38px;
  padding:0 14px;
  border-radius:var(--r-sm);
  font-size:15px;
  color:var(--ink-2);
  font-weight:500;
  transition:color .16s ease,background-color .16s ease;
}
.nav a:hover{color:var(--brand);background:var(--brand-25);}
.nav a.active{color:var(--brand);font-weight:600;}
.nav a.active::after{
  content:"";
  position:absolute;
  left:14px;right:14px;bottom:-15px;
  height:2px;
  border-radius:2px;
  background:var(--brand);
}

.header-tools{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.search{
  display:flex;
  align-items:center;
  gap:8px;
  width:220px;
  height:40px;
  padding:0 14px;
  border-radius:999px;
  background:var(--bg);
  border:1px solid transparent;
  transition:background-color .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.search:focus-within{
  background:#fff;
  border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(26,99,224,.08);
}
.search svg{width:16px;height:16px;color:var(--ink-3);flex-shrink:0;}
.search input{
  border:0;
  background:transparent;
  outline:none;
  width:100%;
  font-size:14px;
  color:var(--ink);
}
.search input::placeholder{color:var(--ink-3);}

.menu-toggle{
  display:none;
  width:44px;height:44px;
  align-items:center;justify-content:center;
  border:1px solid var(--line);
  border-radius:var(--r-sm);
  background:#fff;
  color:var(--ink);
  cursor:pointer;
}
.menu-toggle svg{width:20px;height:20px;}

/* ---------- 抽屉 ---------- */
.drawer-mask{
  position:fixed;inset:0;
  background:rgba(16,24,40,.45);
  z-index:130;
  opacity:0;
  pointer-events:none;
  transition:opacity .2s ease;
}
.drawer-mask.is-open{opacity:1;pointer-events:auto;}
.drawer{
  position:fixed;
  top:0;right:0;
  z-index:140;
  width:300px;
  max-width:86vw;
  height:100%;
  background:#fff;
  padding:20px;
  transform:translateX(102%);
  transition:transform .24s ease;
  overflow-y:auto;
  box-shadow:var(--sh-3);
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.drawer-close{
  width:40px;height:40px;
  border:1px solid var(--line);
  border-radius:var(--r-sm);
  background:#fff;
  color:var(--ink);
  cursor:pointer;
  display:inline-flex;align-items:center;justify-content:center;
}
.drawer-close svg{width:18px;height:18px;}
.drawer-nav{display:flex;flex-direction:column;gap:4px;margin-bottom:18px;}
.drawer-nav a{
  display:flex;
  align-items:center;
  min-height:48px;
  padding:0 14px;
  border-radius:var(--r-sm);
  color:var(--ink-2);
  font-size:15px;
}
.drawer-nav a:hover{background:var(--brand-25);color:var(--brand);}
.drawer-nav a.active{background:var(--brand-50);color:var(--brand);font-weight:600;}
.drawer .search{width:100%;margin-bottom:16px;}

/* ---------- 面包屑 ---------- */
.breadcrumb{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
  font-size:13px;
  color:var(--ink-2);
  margin-bottom:14px;
}
.breadcrumb a{color:var(--brand);}
.breadcrumb a:hover{text-decoration:underline;}
.breadcrumb .sep{color:#C3CCD8;}
.breadcrumb .current{color:var(--ink);}

/* ---------- 分类页头 ---------- */
.page-hero{
  position:relative;
  background:linear-gradient(90deg,#F4F8FF 0%,#FFFFFF 78%);
  border-bottom:1px solid var(--line-soft);
  overflow:hidden;
}
.page-hero-bg{
  position:absolute;
  right:0;top:0;
  height:100%;
  width:min(560px,46%);
  object-fit:cover;
  opacity:.18;
  pointer-events:none;
}
.page-hero-inner{
  position:relative;
  z-index:2;
  padding-top:40px;
  padding-bottom:44px;
  min-height:240px;
  display:flex;
  flex-direction:column;
  justify-content:center;
}
.page-hero h1{
  font-size:36px;
  line-height:1.28;
  margin-bottom:14px;
}
.page-hero h1 em{
  font-style:normal;
  color:var(--brand);
}
.page-hero-lead{
  max-width:720px;
  font-size:16px;
  color:var(--ink-2);
  margin-bottom:22px;
}
.hero-chips{display:flex;flex-wrap:wrap;gap:10px;}
.hero-chips a{
  display:inline-flex;
  align-items:center;
  height:34px;
  padding:0 16px;
  border-radius:999px;
  background:#fff;
  border:1px solid var(--line);
  font-size:14px;
  color:var(--ink-2);
  transition:all .18s ease;
}
.hero-chips a:hover{border-color:var(--brand);color:var(--brand);background:var(--brand-25);}

/* ---------- 区块 ---------- */
.section{padding:var(--sec) 0;}
.section-alt{background:#fff;}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:32px;
}
.section-title{font-size:28px;line-height:1.35;}
.section-desc{margin-top:10px;font-size:15px;color:var(--ink-2);max-width:720px;}
.link-more{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:15px;
  font-weight:600;
  color:var(--brand);
  flex-shrink:0;
}
.link-more svg{width:15px;height:15px;transition:transform .18s ease;}
.link-more:hover{text-decoration:underline;}
.link-more:hover svg{transform:translateX(2px);}

/* ---------- 徽章 ---------- */
.badge{
  display:inline-flex;
  align-items:center;
  height:26px;
  padding:0 12px;
  border-radius:999px;
  background:var(--brand-50);
  color:var(--brand);
  font-size:12px;
  font-weight:600;
  line-height:1;
}
.badge-orange{background:#FFF0E8;color:#C6460F;}
.badge-teal{background:#E5F7F7;color:#00706F;}

/* ---------- 资讯布局 ---------- */
.news-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 340px;
  gap:32px;
  align-items:start;
}

.lead-card{
  display:block;
  background:var(--card);
  border:1px solid var(--line-soft);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-1);
  overflow:hidden;
  margin-bottom:24px;
  transition:transform .2s ease,box-shadow .2s ease;
}
.lead-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.lead-card .card-media{aspect-ratio:16/9;}
.lead-card-body{padding:24px;}
.lead-card-body h2{
  font-size:24px;
  line-height:1.4;
  margin:12px 0 10px;
  transition:color .2s ease;
}
.lead-card:hover .lead-card-body h2{color:var(--brand);}
.lead-card-body p{font-size:15px;color:var(--ink-2);}

.card-media{
  position:relative;
  width:100%;
  aspect-ratio:16/9;
  background:var(--line-soft);
  overflow:hidden;
}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease;}
.lead-card:hover .card-media img,
.news-card:hover .card-media img{transform:scale(1.03);}

.card-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:24px;
}
.news-card{
  display:flex;
  flex-direction:column;
  background:var(--card);
  border:1px solid var(--line-soft);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-1);
  overflow:hidden;
  transition:transform .2s ease,box-shadow .2s ease;
}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.news-card-body{padding:18px 20px 20px;}
.news-card-body h3{
  font-size:18px;
  line-height:1.5;
  margin:10px 0 8px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  transition:color .2s ease;
}
.news-card:hover .news-card-body h3{color:var(--brand);}
.news-card-body p{
  font-size:14px;
  line-height:1.7;
  color:var(--ink-2);
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.card-meta{
  display:flex;
  align-items:center;
  gap:10px;
  margin-top:14px;
  font-size:12px;
  color:var(--ink-2);
}
.card-meta .dot{width:3px;height:3px;border-radius:50%;background:#C3CCD8;}

/* ---------- 侧栏 ---------- */
.news-side{display:flex;flex-direction:column;gap:20px;}
.side-card{
  background:var(--card);
  border:1px solid var(--line-soft);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-1);
  padding:20px;
}
.side-title{
  font-size:16px;
  margin-bottom:14px;
  display:flex;
  align-items:center;
  gap:8px;
}
.side-title::before{
  content:"";
  width:4px;height:16px;
  border-radius:2px;
  background:var(--brand);
}
.side-list{display:flex;flex-direction:column;}
.side-list a{
  position:relative;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  min-height:46px;
  padding:0 12px;
  border-radius:var(--r-sm);
  font-size:14px;
  color:var(--ink-2);
  transition:all .16s ease;
}
.side-list a:hover{background:var(--brand-25);color:var(--brand);}
.side-list a.is-active{
  background:var(--brand-50);
  color:var(--brand);
  font-weight:600;
}
.side-list a.is-active::before{
  content:"";
  position:absolute;
  left:0;top:10px;bottom:10px;
  width:3px;
  border-radius:0 3px 3px 0;
  background:var(--brand);
}
.side-list .count{font-size:12px;color:var(--ink-3);font-variant-numeric:tabular-nums;}

.tag-cloud{display:flex;flex-wrap:wrap;gap:8px;}
.tag-cloud a{
  display:inline-flex;
  align-items:center;
  height:30px;
  padding:0 12px;
  border-radius:999px;
  background:var(--bg);
  border:1px solid var(--line-soft);
  font-size:13px;
  color:var(--ink-2);
  transition:all .16s ease;
}
.tag-cloud a:hover{background:var(--brand-50);border-color:var(--brand);color:var(--brand);}

.subscribe-card{
  background:var(--brand-25);
  border:1px solid #DCE8FB;
  border-radius:var(--r-lg);
  padding:22px;
  box-shadow:var(--sh-1);
}
.subscribe-card h3{font-size:17px;margin-bottom:8px;}
.subscribe-card p{font-size:13px;color:var(--ink-2);margin-bottom:16px;}

.form-field{margin-bottom:14px;}
.form-field label{
  display:block;
  font-size:13px;
  color:var(--ink-2);
  margin-bottom:6px;
}
.field-input{
  width:100%;
  height:44px;
  padding:0 14px;
  border-radius:var(--r-sm);
  border:1px solid var(--line);
  background:#fff;
  outline:none;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.field-input::placeholder{color:var(--ink-3);}
.field-input:focus{
  border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(26,99,224,.08);
}
.field-input.is-error{border-color:var(--error);}
select.field-input{
  appearance:none;
  background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%235B6B7F' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat:no-repeat;
  background-position:right 14px center;
  padding-right:36px;
}
.field-error{display:none;font-size:12px;color:var(--error);margin-top:6px;}
.field-error.is-show{display:block;}
.form-note{font-size:12px;color:var(--ink-3);margin-top:10px;line-height:1.6;}

.success-box{
  display:none;
  align-items:flex-start;
  gap:10px;
  padding:14px;
  border-radius:var(--r-sm);
  background:#E9F8F0;
  border-left:4px solid var(--success);
  font-size:13px;
  color:#0B6B36;
  margin-top:14px;
}
.success-box.is-show{display:flex;}
.success-box svg{width:18px;height:18px;flex-shrink:0;margin-top:2px;}

/* ---------- 数据板块 ---------- */
.stats-band{
  background:var(--brand-dark);
  color:#fff;
  padding:72px 0;
}
.stats-band .section-title{color:#fff;}
.stats-band .section-desc{color:rgba(255,255,255,.75);}
.stats-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:20px;
  margin-bottom:44px;
}
.stat-card{
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.16);
  border-radius:var(--r-lg);
  padding:22px;
  transition:background-color .2s ease;
}
.stat-card:hover{background:rgba(255,255,255,.14);}
.stat-num{
  font-size:32px;
  font-weight:700;
  line-height:1.2;
  font-variant-numeric:tabular-nums;
  color:#fff;
  margin-bottom:6px;
}
.stat-num span{font-size:16px;font-weight:600;margin-left:2px;}
.stat-label{font-size:14px;color:rgba(255,255,255,.72);}

.timeline{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:0;
  border-top:1px solid rgba(255,255,255,.18);
  padding-top:28px;
}
.timeline-item{
  position:relative;
  padding:0 20px 0 0;
}
.timeline-item::before{
  content:"";
  position:absolute;
  top:-34px;left:0;
  width:12px;height:12px;
  border-radius:50%;
  background:var(--orange);
  box-shadow:0 0 0 5px rgba(255,107,44,.18);
}
.timeline-time{
  font-size:13px;
  color:var(--orange);
  font-weight:700;
  font-variant-numeric:tabular-nums;
  margin-bottom:8px;
}
.timeline-item h4{font-size:16px;color:#fff;margin-bottom:8px;}
.timeline-item p{font-size:13px;color:rgba(255,255,255,.7);margin:0;}

/* ---------- 编辑推荐 ---------- */
.pick-list{display:flex;flex-direction:column;gap:16px;}
.pick-item{
  display:grid;
  grid-template-columns:132px minmax(0,1fr);
  gap:20px;
  align-items:center;
  background:var(--card);
  border:1px solid var(--line-soft);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-1);
  padding:16px;
  transition:transform .2s ease,box-shadow .2s ease;
}
.pick-item:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.thumb{
  width:100%;
  aspect-ratio:4/3;
  border-radius:var(--r-md);
  overflow:hidden;
  background:var(--line-soft);
}
.thumb img{width:100%;height:100%;object-fit:cover;}
.pick-item h3{
  font-size:17px;
  line-height:1.5;
  margin:8px 0 6px;
  transition:color .2s ease;
}
.pick-item:hover h3{color:var(--brand);}
.pick-item p{font-size:14px;color:var(--ink-2);margin:0;}
.pick-item .card-meta{margin-top:10px;}

/* ---------- FAQ ---------- */
.faq{max-width:860px;}
.faq-item{
  background:#fff;
  border:1px solid var(--line-soft);
  border-left:3px solid transparent;
  border-radius:var(--r-md);
  box-shadow:var(--sh-1);
  margin-bottom:12px;
  overflow:hidden;
  transition:border-color .2s ease,background-color .2s ease;
}
.faq-item[open]{border-left-color:var(--brand);background:#FAFCFF;}
.faq-q{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:18px 22px;
  font-size:17px;
  font-weight:600;
  cursor:pointer;
  list-style:none;
  color:var(--ink);
}
.faq-q::-webkit-details-marker{display:none;}
.faq-q:hover{color:var(--brand);}
.faq-icon{
  flex-shrink:0;
  width:22px;height:22px;
  color:var(--brand);
  transition:transform .2s ease;
}
.faq-item[open] .faq-icon{transform:rotate(180deg);}
.faq-a{
  padding:0 22px 20px;
  font-size:15px;
  line-height:1.8;
  color:var(--ink-2);
}

/* ---------- 末端 CTA ---------- */
.cta-band{
  background:var(--brand-25);
  border-top:1px solid var(--line-soft);
  padding:var(--sec) 0;
}
.cta-grid{
  display:grid;
  grid-template-columns:minmax(0,1fr) 440px;
  gap:48px;
  align-items:center;
}
.cta-grid h2{font-size:28px;line-height:1.4;margin-bottom:14px;}
.cta-grid .cta-lead{font-size:16px;color:var(--ink-2);margin-bottom:22px;}
.cta-points{display:flex;flex-direction:column;gap:12px;}
.cta-points li{
  position:relative;
  padding-left:22px;
  font-size:15px;
  color:var(--ink-2);
}
.cta-points li::before{
  content:"";
  position:absolute;
  left:0;top:10px;
  width:12px;height:2px;
  border-radius:2px;
  background:var(--brand);
}
.form-card{
  background:#fff;
  border:1px solid var(--line-soft);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-3);
  padding:26px;
}
.form-card h3{font-size:19px;margin-bottom:6px;}
.form-card .form-sub{font-size:13px;color:var(--ink-2);margin-bottom:20px;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--footer-bg);
  color:#C6D0E0;
  padding:64px 0 28px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-bottom:40px;
  border-bottom:1px solid rgba(255,255,255,.12);
}
.footer-brand .logo{color:#fff;margin-bottom:16px;}
.footer-brand .logo:hover{color:#fff;}
.footer-brand .logo-mark{background:rgba(26,99,224,.28);color:#8FB6F4;}
.footer-brand .logo-text{color:#fff;}
.footer-about{font-size:14px;line-height:1.8;color:#9FB0C7;margin-bottom:12px;}
.footer-hours{font-size:13px;color:#8B9CB5;}
.footer-col h4{font-size:16px;color:#fff;margin-bottom:16px;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col li{font-size:14px;color:#9FB0C7;line-height:1.6;}
.footer-col a{color:#9FB0C7;}
.footer-col a:hover{color:#fff;}
.footer-bottom{
  padding-top:24px;
  display:flex;
  flex-wrap:wrap;
  gap:12px 24px;
  align-items:center;
  font-size:13px;
  color:#8B9CB5;
}
.disclaimer{
  width:100%;
  font-size:12px;
  line-height:1.7;
  color:#77869E;
  margin:0;
}

/* ---------- 响应式 ---------- */
@media (max-width:1100px){
  .news-layout{grid-template-columns:minmax(0,1fr) 300px;}
  .cta-grid{grid-template-columns:minmax(0,1fr) 380px;gap:32px;}
  .stats-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .timeline{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px 0;}
  .timeline-item:nth-child(3)::before,
  .timeline-item:nth-child(4)::before{top:-34px;}
}

@media (max-width:1024px){
  :root{--sec:64px;}
  .nav{display:none;}
  .search{display:none;}
  .menu-toggle{display:inline-flex;}
  .header-tools{margin-left:auto;}
  .header-cta{display:none;}
  .news-layout{grid-template-columns:minmax(0,1fr);}
  .news-side{flex-direction:row;flex-wrap:wrap;}
  .news-side > *{flex:1 1 280px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-grid{grid-template-columns:minmax(0,1fr);}
}

@media (max-width:768px){
  :root{--sec:48px;}
  .container{padding:0 16px;}
  .header-inner{height:56px;gap:12px;}
  .logo-text{font-size:16px;}
  .page-hero-inner{padding-top:28px;padding-bottom:32px;min-height:180px;}
  .page-hero h1{font-size:26px;}
  .page-hero-bg{width:100%;opacity:.12;}
  .page-hero-lead{font-size:15px;}
  .section-title{font-size:22px;}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:24px;}
  .card-grid{grid-template-columns:minmax(0,1fr);}
  .lead-card-body{padding:18px;}
  .lead-card-body h2{font-size:20px;}
  .stats-grid{grid-template-columns:minmax(0,1fr);}
  .stat-num{font-size:28px;}
  .timeline{grid-template-columns:minmax(0,1fr);gap:26px;}
  .timeline-item{padding-right:0;}
  .pick-item{grid-template-columns:96px minmax(0,1fr);gap:14px;}
  .pick-item h3{font-size:16px;}
  .faq-q{font-size:15px;padding:16px;}
  .faq-a{padding:0 16px 18px;font-size:14px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-col a,.footer-col li{min-height:auto;}
  .btn{width:100%;}
  .header-tools .btn{width:auto;}
  .drawer .btn{width:100%;}
  .link-more{width:auto;}
}

@media (max-width:520px){
  .hero-chips{gap:8px;}
  .hero-chips a{height:32px;padding:0 12px;font-size:13px;}
  .card-meta{flex-wrap:wrap;gap:8px;}
  .pick-item{grid-template-columns:84px minmax(0,1fr);padding:12px;}
  .thumb{aspect-ratio:1/1;}
}

/* roulang page: category3 */
:root{
  --brand:#1A63E0;
  --brand-dark:#0F4AAE;
  --brand-light:#EAF2FE;
  --brand-lighter:#F4F8FF;
  --accent:#FF6B2C;
  --accent-deep:#C74A12;
  --teal:#00A3A3;
  --ink:#101828;
  --ink-2:#5B6B7F;
  --ink-3:#98A2B3;
  --line:#E4EAF2;
  --line-2:#EEF2F7;
  --bg:#F6F9FD;
  --card:#FFFFFF;
  --dark:#0F1B33;
  --radius-lg:20px;
  --radius:16px;
  --radius-sm:10px;
  --radius-pill:999px;
  --shadow-sm:0 2px 8px rgba(16,24,40,.06);
  --shadow-md:0 12px 28px rgba(26,99,224,.12);
  --shadow-lg:0 16px 40px rgba(16,24,40,.12);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
body.drawer-open{overflow:hidden}
img{max-width:100%;display:block}
a{color:var(--brand);text-decoration:none;transition:color .16s ease}
a:hover{color:var(--brand-dark)}
button{font:inherit;cursor:pointer}
ul,ol{margin:0;padding:0}
h1,h2,h3,h4{margin:0;font-weight:600;letter-spacing:0;line-height:1.35}
p{margin:0}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:#fff;
  border-bottom:1px solid var(--line-2);
  transition:box-shadow .2s ease;
}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(16,24,40,.08)}
.header-inner{display:flex;align-items:center;gap:20px;min-height:68px}
.logo{display:inline-flex;align-items:center;gap:10px;color:var(--ink);font-weight:700;font-size:17px}
.logo:hover{color:var(--ink)}
.logo-mark{
  width:36px;height:36px;border-radius:11px;
  background:var(--brand-light);color:var(--brand);
  display:grid;place-items:center;flex:0 0 auto;
}
.logo-mark svg{width:21px;height:21px}
.logo-text{white-space:nowrap}
.nav{display:flex;align-items:center;gap:4px;margin-left:6px}
.nav a{
  position:relative;padding:10px 12px;border-radius:8px;
  color:var(--ink-2);font-size:15px;white-space:nowrap;
  transition:color .16s ease,background .16s ease;
}
.nav a:hover{color:var(--brand);background:var(--brand-lighter)}
.nav a.active{color:var(--brand);font-weight:600}
.nav a.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;
  border-radius:2px;background:var(--brand);
}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:12px}
.search{
  display:flex;align-items:center;gap:8px;
  width:220px;height:40px;padding:0 14px;
  border-radius:var(--radius-pill);
  background:var(--bg);border:1px solid transparent;
  transition:background .16s ease,border-color .16s ease,box-shadow .16s ease;
}
.search svg{width:16px;height:16px;color:var(--ink-3);flex:0 0 auto}
.search input{
  width:100%;border:0;background:transparent;outline:none;
  font-size:14px;color:var(--ink);
}
.search input::placeholder{color:var(--ink-3)}
.search:focus-within{background:#fff;border-color:var(--brand);box-shadow:0 0 0 3px rgba(26,99,224,.08)}
.menu-toggle{
  display:none;width:44px;height:44px;border-radius:var(--radius-sm);
  border:1px solid var(--line);background:#fff;color:var(--ink);
  align-items:center;justify-content:center;
}
.menu-toggle:hover{border-color:var(--brand);color:var(--brand)}
.menu-toggle svg{width:20px;height:20px}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--radius-sm);
  border:1px solid transparent;font-size:15px;font-weight:600;
  text-align:center;white-space:nowrap;
  transition:transform .16s ease,background .16s ease,box-shadow .16s ease,border-color .16s ease,color .16s ease;
}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-dark);color:#fff;transform:translateY(-1px);box-shadow:0 8px 20px rgba(26,99,224,.24)}
.btn-primary:active{transform:none;box-shadow:none}
.btn-ghost{background:#fff;border-color:#D7E0EC;color:var(--brand)}
.btn-ghost:hover{background:var(--brand-lighter);border-color:var(--brand);color:var(--brand-dark)}
.btn-light{background:#fff;color:var(--brand)}
.btn-light:hover{background:var(--brand-lighter);color:var(--brand-dark);transform:translateY(-1px)}
.btn-outline-light{background:transparent;border-color:rgba(255,255,255,.42);color:#fff}
.btn-outline-light:hover{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.7)}
.btn-sm{height:36px;padding:0 16px;font-size:14px;border-radius:var(--radius-pill)}
.btn-lg{height:48px;padding:0 28px;border-radius:var(--radius-pill)}
.btn-block{width:100%}
.text-link{display:inline-flex;align-items:center;gap:6px;font-size:14.5px;font-weight:600;color:var(--brand)}
.text-link svg{width:15px;height:15px;transition:transform .18s ease}
.text-link:hover{color:var(--brand-dark);text-decoration:underline}
.text-link:hover svg{transform:translateX(2px)}

/* ---------- Drawer ---------- */
.drawer-mask{
  position:fixed;inset:0;z-index:80;background:rgba(16,24,40,.45);
  opacity:0;visibility:hidden;transition:opacity .2s ease,visibility .2s ease;
}
.drawer{
  position:fixed;top:0;right:0;z-index:90;height:100%;width:310px;max-width:88%;
  background:#fff;padding:20px;overflow-y:auto;
  transform:translateX(100%);
  transition:transform .26s ease;
  box-shadow:var(--shadow-lg);
}
body.drawer-open .drawer{transform:translateX(0)}
body.drawer-open .drawer-mask{opacity:1;visibility:visible}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:18px}
.drawer-close{
  width:40px;height:40px;border-radius:var(--radius-sm);border:1px solid var(--line);
  background:#fff;color:var(--ink-2);display:grid;place-items:center;
}
.drawer-close:hover{border-color:var(--brand);color:var(--brand)}
.drawer-close svg{width:18px;height:18px}
.drawer .search{display:flex;width:100%}
.drawer-nav{display:grid;gap:6px;margin:20px 0}
.drawer-nav a{padding:12px 14px;border-radius:var(--radius-sm);color:var(--ink-2);font-size:15px;font-weight:500}
.drawer-nav a:hover{background:var(--brand-lighter);color:var(--brand)}
.drawer-nav a.active{background:var(--brand-light);color:var(--brand);font-weight:600}

/* ---------- Page hero ---------- */
.page-hero{
  position:relative;overflow:hidden;
  background:linear-gradient(135deg,#F4F8FF 0%,#FFFFFF 72%);
  border-bottom:1px solid var(--line-2);
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:url(/assets/images/backpic/back-2.png) right center/cover no-repeat;
  opacity:.16;pointer-events:none;
}
.page-hero::after{
  content:"";position:absolute;right:-140px;top:-110px;width:560px;height:460px;
  background:linear-gradient(135deg,rgba(26,99,224,.12),rgba(0,163,163,.08));
  transform:rotate(24deg);border-radius:72px;pointer-events:none;
}
.page-hero > .container{position:relative;z-index:1;padding-top:52px;padding-bottom:56px}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-2);margin-bottom:16px}
.crumbs a{color:var(--brand)}
.crumbs a:hover{text-decoration:underline}
.crumbs .sep{color:#C3CCD8}
.crumbs .current{color:var(--ink)}
.page-hero h1{font-size:36px;line-height:1.3;max-width:820px}
.page-hero .lede{margin-top:16px;max-width:720px;font-size:17px;line-height:1.8;color:var(--ink-2)}
.hero-stats{display:flex;flex-wrap:wrap;gap:14px 34px;margin-top:26px}
.hero-stats div{position:relative;padding-left:16px}
.hero-stats div::before{content:"";position:absolute;left:0;top:9px;width:6px;height:6px;border-radius:50%;background:var(--brand)}
.hero-stats strong{font-size:20px;font-weight:700;color:var(--brand);font-variant-numeric:tabular-nums}
.hero-stats span{font-size:14px;color:var(--ink-2);margin-left:6px}
.pill-nav{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.pill-nav a{
  display:inline-flex;align-items:center;height:36px;padding:0 16px;
  border-radius:var(--radius-pill);background:#fff;border:1px solid var(--line);
  color:var(--ink-2);font-size:14px;
  transition:border-color .16s ease,color .16s ease,background .16s ease,box-shadow .16s ease;
}
.pill-nav a:hover{border-color:var(--brand);color:var(--brand);background:var(--brand-lighter);box-shadow:var(--shadow-sm)}

/* ---------- Sections ---------- */
.section{padding:88px 0}
.section.alt{background:#fff}
.section-head{max-width:780px;margin-bottom:40px}
.section-head .eyebrow{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;margin-bottom:14px;
  border-radius:var(--radius-pill);background:var(--brand-light);color:var(--brand);
  font-size:12.5px;font-weight:600;
}
.section-head h2{font-size:28px;line-height:1.35}
.section-head p{margin-top:12px;color:var(--ink-2);font-size:16px}
.section-head.split{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;max-width:none}

/* ---------- Guide layout ---------- */
.guide-layout{display:grid;grid-template-columns:240px minmax(0,1fr);gap:44px;align-items:start}
.toc{
  position:sticky;top:96px;
  background:#fff;border:1px solid var(--line-2);border-radius:var(--radius);
  padding:20px;box-shadow:var(--shadow-sm);
}
.toc h2{font-size:15px;margin-bottom:14px;padding-bottom:12px;border-bottom:1px solid var(--line-2)}
.toc-group + .toc-group{margin-top:18px}
.toc-group h3{font-size:13px;color:var(--ink-3);font-weight:600;margin-bottom:8px;letter-spacing:.4px}
.toc-group a{
  display:block;padding:9px 12px;margin-left:-12px;
  border-left:3px solid transparent;border-radius:0 8px 8px 0;
  color:var(--ink-2);font-size:14.5px;
  transition:background .16s ease,color .16s ease,border-color .16s ease;
}
.toc-group a:hover{background:var(--brand-lighter);color:var(--brand)}
.toc-group a.active{background:var(--brand-light);color:var(--brand);border-left-color:var(--brand);font-weight:600}

.guide-content > * + *{margin-top:32px}
.block{background:#fff;border:1px solid var(--line-2);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow-sm)}
.block h3{font-size:20px;margin-bottom:12px}
.block > p{color:var(--ink-2);font-size:15.5px}
.block ul.dots{margin-top:14px;display:grid;gap:10px}
.block ul.dots li{position:relative;padding-left:18px;font-size:15px;color:var(--ink-2)}
.block ul.dots li::before{
  content:"";position:absolute;left:0;top:11px;width:7px;height:7px;border-radius:50%;
  background:var(--brand);opacity:.85;
}
.block .note{
  margin-top:16px;padding:14px 16px;border-left:4px solid var(--brand);
  background:var(--brand-lighter);border-radius:0 10px 10px 0;
  font-size:14.5px;color:var(--ink-2);
}

/* ---------- Steps ---------- */
.steps{list-style:none;display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:6px}
.steps li{position:relative;padding:0 20px 0 0}
.steps li::after{content:"";position:absolute;top:18px;left:46px;right:10px;height:2px;background:var(--line)}
.steps li:last-child{padding-right:0}
.steps li:last-child::after{display:none}
.step-dot{
  position:relative;z-index:1;
  width:36px;height:36px;border-radius:50%;
  background:#fff;border:2px solid var(--brand);color:var(--brand);
  display:grid;place-items:center;font-size:14px;font-weight:700;
  font-variant-numeric:tabular-nums;
}
.steps li.current .step-dot{background:var(--brand);color:#fff;box-shadow:0 0 0 5px rgba(26,99,224,.14)}
.step-title{margin:16px 0 6px;font-size:16px;font-weight:600}
.step-desc{margin:0;font-size:14px;line-height:1.75;color:var(--ink-2)}

/* ---------- Cards ---------- */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card{
  display:flex;flex-direction:column;overflow:hidden;
  background:var(--card);border:1px solid var(--line-2);border-radius:var(--radius);
  box-shadow:var(--shadow-sm);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:#D9E6FB}
.card-media{aspect-ratio:16/9;overflow:hidden;background:var(--brand-lighter)}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.card:hover .card-media img{transform:scale(1.03)}
.card-body{padding:22px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-body h3{font-size:18px;line-height:1.45;transition:color .16s ease}
.card:hover .card-body h3{color:var(--brand)}
.card-body p{font-size:14.5px;line-height:1.8;color:var(--ink-2)}
.badge{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;align-self:flex-start;
  border-radius:var(--radius-pill);background:var(--brand-light);color:var(--brand);
  font-size:12.5px;font-weight:600;
}
.badge-accent{background:#FFF1EA;color:var(--accent-deep)}

/* ---------- FAQ ---------- */
.faq-list{max-width:880px;display:grid;gap:12px}
.faq-item{
  background:#fff;border:1px solid var(--line-2);border-radius:14px;overflow:hidden;
  transition:border-color .2s ease,background .2s ease,box-shadow .2s ease;
}
.faq-item.open{border-color:#CFE0FA;border-left:3px solid var(--brand);background:#FAFCFF;box-shadow:var(--shadow-sm)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:18px 22px;background:none;border:0;text-align:left;
  font-size:16.5px;font-weight:600;color:var(--ink);
}
.faq-q:hover{color:var(--brand)}
.faq-icon{flex:0 0 auto;width:22px;height:22px;color:var(--brand);transition:transform .2s ease}
.faq-item.open .faq-icon{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease}
.faq-a p{padding:0 22px 20px;font-size:15px;line-height:1.85;color:var(--ink-2)}

/* ---------- Table ---------- */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:var(--shadow-sm)}
table.rules{width:100%;min-width:680px;border-collapse:collapse}
table.rules th,table.rules td{padding:15px 20px;text-align:left;font-size:14.5px;border-bottom:1px solid var(--line-2);vertical-align:top}
table.rules thead th{background:var(--brand-lighter);font-size:14px;color:var(--ink);font-weight:600}
table.rules tbody tr:nth-child(even){background:#FAFCFF}
table.rules tbody tr:last-child td{border-bottom:0}
table.rules td:first-child{font-weight:600;color:var(--ink)}
table.rules td{color:var(--ink-2)}
.table-scroll-hint{margin-top:10px;font-size:12.5px;color:var(--ink-3);display:none}

/* ---------- Support / CTA ---------- */
.support{
  display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:32px;align-items:center;
  background:var(--brand-lighter);border:1px solid #DCE8FB;border-radius:var(--radius-lg);
  padding:36px;
}
.support h2{font-size:26px}
.support p{margin-top:12px;color:var(--ink-2);font-size:15.5px}
.support-actions{display:flex;flex-direction:column;gap:12px;align-items:flex-start}
.support-actions .btn{width:100%}
.support-hint{font-size:13px;color:var(--ink-3)}

.join{
  position:relative;overflow:hidden;
  background:var(--dark);color:#fff;border-radius:var(--radius-lg);
  padding:48px;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:36px;align-items:center;
}
.join::after{
  content:"";position:absolute;right:-90px;bottom:-160px;width:360px;height:360px;border-radius:50%;
  background:radial-gradient(circle,rgba(26,99,224,.45),rgba(26,99,224,0) 66%);
  pointer-events:none;
}
.join > *{position:relative;z-index:1}
.join .eyebrow-dark{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;margin-bottom:14px;
  border-radius:var(--radius-pill);background:rgba(255,255,255,.12);color:#BFD6FF;
  font-size:12.5px;font-weight:600;
}
.join h2{font-size:28px;color:#fff}
.join p{margin-top:12px;color:#B7C5DA;font-size:15.5px;max-width:620px}
.join-actions{display:flex;gap:14px;flex-wrap:wrap}

/* ---------- Footer ---------- */
.site-footer{background:var(--dark);color:#C7D2E4;padding:64px 0 28px;margin-top:88px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px}
.site-footer .logo{color:#fff}
.site-footer .logo:hover{color:#fff}
.site-footer .logo-mark{background:rgba(255,255,255,.1);color:#8FB9FF}
.footer-about{margin:16px 0 10px;font-size:14px;line-height:1.85;color:#9FB0C9;max-width:340px}
.footer-hours{margin:0;font-size:13px;color:#7E90AC}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:14px}
.footer-col ul{list-style:none;display:grid;gap:10px}
.footer-col a,.footer-col span{color:#B7C5DA;font-size:14px;line-height:1.6}
.footer-col a:hover{color:#fff;text-decoration:underline}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:10px 24px;font-size:13px;color:#8A9BB5;
}
.footer-bottom .disclaimer{flex-basis:100%;margin:4px 0 0;font-size:12.5px;line-height:1.7;color:#7E90AC}

/* ---------- Responsive ---------- */
@media (max-width:1023px){
  .nav{display:none}
  .header-actions .search{display:none}
  .menu-toggle{display:inline-flex}
  .guide-layout{grid-template-columns:1fr;gap:28px}
  .toc{position:static;padding:16px;overflow-x:auto}
  .toc h2{display:none}
  .toc-group + .toc-group{margin-top:12px}
  .toc-group h3{margin-bottom:6px}
  .toc-group{display:flex;gap:8px;flex-wrap:nowrap;align-items:center}
  .toc-group a{margin-left:0;white-space:nowrap;border-left:0;border-radius:var(--radius-pill);background:var(--bg);padding:8px 14px}
  .toc-group a.active{border-left:0;background:var(--brand-light)}
  .card-grid{grid-template-columns:repeat(2,1fr)}
  .page-hero h1{font-size:30px}
  .section{padding:64px 0}
  .support{grid-template-columns:1fr;padding:28px}
  .join{grid-template-columns:1fr;padding:36px}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:28px}
}
@media (max-width:767px){
  .container{padding:0 16px}
  .header-inner{min-height:56px}
  .logo-text{font-size:16px}
  .page-hero > .container{padding-top:34px;padding-bottom:38px}
  .page-hero h1{font-size:26px}
  .page-hero .lede{font-size:15.5px}
  .hero-stats{gap:10px 22px}
  .pill-nav{gap:8px}
  .pill-nav a{height:34px;padding:0 14px;font-size:13.5px}
  .section{padding:48px 0}
  .section-head h2{font-size:23px}
  .section-head.split{flex-direction:column;align-items:flex-start}
  .steps{grid-template-columns:1fr;gap:24px}
  .steps li{padding:0 0 0 50px;min-height:44px}
  .steps li::after{left:17px;top:44px;bottom:-22px;right:auto;width:2px;height:auto}
  .step-dot{position:absolute;left:0;top:0}
  .step-title{margin-top:0}
  .card-grid{grid-template-columns:1fr}
  .block{padding:22px}
  .faq-q{font-size:15.5px;padding:16px 18px}
  .faq-a p{padding:0 18px 18px;font-size:14.5px}
  .support h2{font-size:22px}
  .join{padding:28px}
  .join h2{font-size:23px}
  .join-actions .btn{width:100%}
  .site-footer{padding:48px 0 24px;margin-top:64px}
  .footer-grid{grid-template-columns:1fr}
  .footer-col a,.footer-col span{display:inline-block;padding:4px 0}
}
@media (max-width:519px){
  .header-actions .btn-primary{display:none}
  .page-hero h1{font-size:23px}
  .hero-stats strong{font-size:18px}
  .table-scroll-hint{display:block}
}