/* roulang page: index */
:root{
  --bg:#090b0e;
  --bg-soft:#0e1115;
  --panel:#12171d;
  --panel-2:#151c23;
  --panel-3:#182029;
  --line:#27313a;
  --line-2:#34404b;
  --text:#eef3ef;
  --muted:#92a1a8;
  --muted-2:#6f8089;
  --green:#46f0a2;
  --green-2:#18c27a;
  --green-3:#0ea965;
  --magenta:#ff4ccf;
  --amber:#ffbf5a;
  --red:#ff5d6c;
  --white:#ffffff;
  --shadow:0 18px 40px rgba(0,0,0,.34);
  --shadow-soft:0 10px 24px rgba(0,0,0,.22);
  --radius:8px;
  --radius-sm:6px;
  --space:24px;
  --space-sm:14px;
  --space-xs:10px;
  --container:1280px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  background:
    linear-gradient(180deg, rgba(14,17,21,.96) 0%, rgba(9,11,14,1) 100%);
  color:var(--text);
  line-height:1.65;
  letter-spacing:0;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  background:
    linear-gradient(90deg, rgba(70,240,162,.06) 1px, transparent 1px) 0 0 / 80px 80px,
    linear-gradient(180deg, rgba(255,76,207,.04) 1px, transparent 1px) 0 0 / 80px 80px;
  mask-image:linear-gradient(180deg, rgba(0,0,0,.65), rgba(0,0,0,.18) 40%, rgba(0,0,0,.65));
  opacity:.35;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input,textarea,select{font:inherit;color:inherit}
button{cursor:pointer}
::selection{background:rgba(70,240,162,.25);color:var(--text)}
.container{
  width:min(var(--container),calc(100% - 32px));
  margin:0 auto;
}
.skip-link{
  position:absolute;
  left:-9999px;
  top:auto;
  width:1px;
  height:1px;
  overflow:hidden;
}
.skip-link:focus{
  left:16px;
  top:16px;
  width:auto;
  height:auto;
  padding:10px 14px;
  background:var(--panel);
  border:1px solid var(--green);
  border-radius:var(--radius-sm);
  z-index:9999;
}
header{
  position:sticky;
  top:0;
  z-index:50;
  backdrop-filter:saturate(120%) blur(10px);
  background:rgba(9,11,14,.92);
  border-bottom:1px solid rgba(39,49,58,.78);
}
.navbar{
  height:76px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
}
.brand{
  display:flex;
  align-items:center;
  gap:12px;
  min-width:0;
}
.brand-mark{
  width:36px;
  height:36px;
  border-radius:10px;
  background:
    linear-gradient(145deg, rgba(70,240,162,.96), rgba(255,76,207,.88));
  box-shadow:0 0 0 1px rgba(255,255,255,.08) inset, 0 10px 24px rgba(70,240,162,.18);
  position:relative;
  flex:0 0 auto;
}
.brand-mark::after{
  content:"";
  position:absolute;
  inset:9px;
  border:2px solid rgba(9,11,14,.9);
  border-radius:7px;
}
.brand-text{
  display:flex;
  flex-direction:column;
  min-width:0;
}
.brand-text strong{
  font-size:16px;
  line-height:1.15;
  font-weight:800;
  letter-spacing:0;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.brand-text span{
  font-size:12px;
  color:var(--muted);
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.nav-links{
  display:flex;
  align-items:center;
  gap:8px;
  flex-wrap:wrap;
}
.nav-links a,
.nav-cta,
.nav-toggle{
  border-radius:10px;
  transition:transform .18s ease, border-color .18s ease, background .18s ease, box-shadow .18s ease, color .18s ease;
}
.nav-links a{
  padding:10px 14px;
  color:var(--muted);
  border:1px solid transparent;
  font-size:14px;
}
.nav-links a:hover,
.nav-links a:focus-visible{
  color:var(--text);
  background:rgba(255,255,255,.03);
  border-color:rgba(255,255,255,.06);
  outline:none;
}
.nav-links a.active{
  color:var(--text);
  background:rgba(70,240,162,.08);
  border-color:rgba(70,240,162,.35);
  box-shadow:0 0 0 1px rgba(70,240,162,.08) inset;
}
.nav-actions{
  display:flex;
  align-items:center;
  gap:10px;
}
.nav-cta,
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 16px;
  border:1px solid transparent;
  border-radius:10px;
  font-weight:700;
  font-size:14px;
  letter-spacing:0;
  min-height:44px;
  white-space:nowrap;
  user-select:none;
}
.nav-cta.primary,
.btn.primary{
  background:linear-gradient(135deg, var(--green) 0%, var(--green-2) 55%, #09a86a 100%);
  color:#07130d;
  box-shadow:0 10px 22px rgba(24,194,122,.28);
}
.nav-cta.primary:hover,
.btn.primary:hover{
  transform:translateY(-1px);
  box-shadow:0 12px 26px rgba(24,194,122,.38);
}
.nav-cta.ghost,
.btn.ghost{
  color:var(--text);
  background:rgba(255,255,255,.03);
  border-color:rgba(255,255,255,.08);
}
.nav-cta.ghost:hover,
.btn.ghost:hover{
  transform:translateY(-1px);
  border-color:rgba(70,240,162,.35);
  background:rgba(70,240,162,.06);
}
.nav-toggle{
  display:none;
  width:44px;
  height:44px;
  align-items:center;
  justify-content:center;
  border:1px solid rgba(255,255,255,.08);
  background:rgba(255,255,255,.03);
  color:var(--text);
}
.nav-toggle:hover,
.nav-toggle:focus-visible{
  transform:translateY(-1px);
  border-color:rgba(70,240,162,.35);
  outline:none;
}
.mobile-panel{
  display:none;
  border-top:1px solid rgba(39,49,58,.72);
  background:rgba(11,13,16,.98);
}
.mobile-panel.open{display:block}
.mobile-panel-inner{
  display:grid;
  gap:10px;
  padding:14px 0 18px;
}
.mobile-panel a{
  padding:12px 14px;
  border:1px solid rgba(255,255,255,.08);
  border-radius:10px;
  background:rgba(255,255,255,.02);
  color:var(--text);
}
.mobile-panel a.active{
  border-color:rgba(70,240,162,.35);
  background:rgba(70,240,162,.08);
}
.hero{
  position:relative;
  padding:34px 0 22px;
}
.hero-shell{
  display:grid;
  grid-template-columns:minmax(0,1.06fr) minmax(340px,.94fr);
  gap:28px;
  align-items:stretch;
}
.hero-copy,
.hero-panel,
.section-card,
.compare-card,
.faq-item,
.form-card,
.news-list,
.news-side,
.metric-tile,
.service-tile,
.info-box{
  background:linear-gradient(180deg, rgba(18,23,29,.96), rgba(14,17,21,.96));
  border:1px solid rgba(39,49,58,.9);
  border-radius:var(--radius);
  box-shadow:var(--shadow-soft);
}
.hero-copy{
  padding:34px;
  position:relative;
  overflow:hidden;
}
.hero-copy::after{
  content:"";
  position:absolute;
  inset:0;
  background:
    linear-gradient(90deg, rgba(70,240,162,.08), transparent 34%),
    linear-gradient(180deg, transparent 0%, rgba(255,76,207,.03) 100%);
  pointer-events:none;
}
.badges{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin-bottom:18px;
}
.badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  min-height:32px;
  padding:7px 11px;
  border-radius:999px;
  font-size:12px;
  font-weight:700;
  letter-spacing:0;
  border:1px solid rgba(255,255,255,.08);
  background:rgba(255,255,255,.03);
  color:var(--text);
}
.badge.success{
  background:rgba(70,240,162,.1);
  border-color:rgba(70,240,162,.28);
  color:#b7ffe0;
}
.badge.warn{
  background:rgba(255,191,90,.1);
  border-color:rgba(255,191,90,.3);
  color:#ffe0a8;
}
.badge.hot{
  background:rgba(255,76,207,.1);
  border-color:rgba(255,76,207,.26);
  color:#ffc3f2;
}
.hero h1{
  margin:0;
  font-size:56px;
  line-height:1.04;
  letter-spacing:0;
  font-weight:800;
  max-width:8.8em;
}
.hero h1 .accent{
  color:var(--green);
  text-shadow:0 0 16px rgba(70,240,162,.14);
}
.hero-lead{
  margin:18px 0 0;
  font-size:18px;
  color:#d6e2dd;
  max-width:36em;
}
.hero-note{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:22px;
}
.note-pill{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:9px 12px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.08);
  background:rgba(255,255,255,.03);
  color:var(--muted);
  font-size:13px;
}
.hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:26px;
}
.hero-meta{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:12px;
  margin-top:26px;
}
.meta-card{
  padding:14px 15px;
  border-radius:var(--radius-sm);
  background:rgba(255,255,255,.03);
  border:1px solid rgba(255,255,255,.06);
  min-height:88px;
}
.meta-card .value{
  display:block;
  font-size:26px;
  line-height:1.05;
  font-weight:800;
  color:var(--text);
}
.meta-card .label{
  margin-top:7px;
  display:block;
  color:var(--muted);
  font-size:12px;
}
.hero-panel{
  padding:18px;
  display:grid;
  gap:14px;
}
.panel-top{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:16px;
}
.panel-title{
  margin:0;
  font-size:16px;
  font-weight:800;
}
.panel-sub{
  margin:4px 0 0;
  font-size:13px;
  color:var(--muted);
}
.ring-wrap{
  display:grid;
  grid-template-columns:152px minmax(0,1fr);
  gap:16px;
  align-items:center;
}
.ring{
  width:152px;
  aspect-ratio:1;
  border-radius:50%;
  background:
    radial-gradient(circle at center, rgba(11,13,16,1) 0 46%, transparent 47%),
    conic-gradient(from 0deg, var(--green) 0 286deg, rgba(255,255,255,.08) 286deg 360deg);
  display:grid;
  place-items:center;
  position:relative;
  box-shadow:0 0 0 1px rgba(70,240,162,.16) inset;
}
.ring::after{
  content:"";
  position:absolute;
  inset:14px;
  border-radius:50%;
  border:1px solid rgba(255,255,255,.06);
}
.ring strong{
  font-size:34px;
  line-height:1;
  font-weight:800;
  color:var(--text);
}
.ring span{
  position:absolute;
  bottom:32px;
  font-size:12px;
  color:var(--muted);
}
.panel-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:10px;
}
.small-stat{
  padding:13px;
  border-radius:var(--radius-sm);
  background:var(--panel-2);
  border:1px solid rgba(255,255,255,.06);
}
.small-stat strong{
  display:block;
  font-size:20px;
  line-height:1.08;
  font-weight:800;
}
.small-stat span{
  display:block;
  margin-top:6px;
  color:var(--muted);
  font-size:12px;
}
.trend{
  margin-top:4px;
  padding:14px;
  border-radius:var(--radius-sm);
  border:1px solid rgba(255,255,255,.06);
  background:
    linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,.01));
}
.trend-head{
  display:flex;
  justify-content:space-between;
  gap:12px;
  margin-bottom:12px;
  font-size:13px;
  color:var(--muted);
}
.bar-list{
  display:grid;
  gap:10px;
}
.bar-item{
  display:grid;
  grid-template-columns:72px 1fr 44px;
  align-items:center;
  gap:10px;
}
.bar-label{
  font-size:12px;
  color:var(--muted);
}
.bar-track{
  position:relative;
  height:10px;
  border-radius:999px;
  background:#0b1116;
  border:1px solid rgba(255,255,255,.06);
  overflow:hidden;
}
.bar-fill{
  position:absolute;
  inset:0 auto 0 0;
  width:var(--w);
  border-radius:999px;
  background:linear-gradient(90deg, var(--green), rgba(255,76,207,.95));
  box-shadow:0 0 18px rgba(70,240,162,.18);
}
.bar-value{
  text-align:right;
  font-size:12px;
  color:var(--text);
}
.section{
  padding:18px 0 0;
}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:18px;
  margin:0 0 16px;
}
.section-head h2{
  margin:0;
  font-size:28px;
  line-height:1.1;
  letter-spacing:0;
  font-weight:800;
}
.section-head p{
  margin:0;
  max-width:54em;
  color:var(--muted);
  font-size:14px;
}
.section-card{
  padding:18px;
}
.metrics-grid{
  display:grid;
  grid-template-columns:repeat(5,minmax(0,1fr));
  gap:12px;
}
.metric-tile{
  min-height:124px;
  padding:16px;
  background:linear-gradient(180deg, rgba(18,23,29,.98), rgba(14,17,21,.98));
}
.metric-tile .kicker{
  display:inline-flex;
  align-items:center;
  gap:6px;
  margin-bottom:10px;
  font-size:12px;
  color:#cfe9dd;
}
.dot{
  width:8px;
  height:8px;
  border-radius:50%;
  background:var(--green);
  box-shadow:0 0 0 4px rgba(70,240,162,.12);
}
.metric-tile .metric{
  font-size:32px;
  font-weight:800;
  line-height:1.05;
}
.metric-tile .desc{
  margin-top:8px;
  font-size:12px;
  color:var(--muted);
}
.loop-grid{
  display:grid;
  grid-template-columns:minmax(0,1.2fr) minmax(300px,.8fr);
  gap:14px;
}
.news-list,
.news-side{
  padding:18px;
}
.news-list{
  display:grid;
  gap:14px;
}
.news-item{
  display:grid;
  grid-template-columns:1fr auto;
  gap:12px;
  align-items:start;
  padding-bottom:14px;
  border-bottom:1px solid rgba(255,255,255,.06);
}
.news-item:last-child{padding-bottom:0;border-bottom:0}
.news-item a{
  display:block;
  font-size:16px;
  font-weight:700;
  line-height:1.35;
}
.news-item a:hover,
.news-item a:focus-visible{
  color:var(--green);
  outline:none;
}
.news-item p{
  margin:6px 0 0;
  color:var(--muted);
  font-size:13px;
}
.news-tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:7px 10px;
  min-height:30px;
  border-radius:999px;
  background:rgba(70,240,162,.08);
  color:#c9ffea;
  border:1px solid rgba(70,240,162,.2);
  font-size:12px;
  white-space:nowrap;
}
.news-side{
  display:grid;
  gap:12px;
}
.side-box{
  padding:14px;
  border-radius:var(--radius-sm);
  background:rgba(255,255,255,.03);
  border:1px solid rgba(255,255,255,.06);
}
.side-box strong{
  display:block;
  font-size:15px;
}
.side-box p{
  margin:8px 0 0;
  color:var(--muted);
  font-size:13px;
}
.tag-row{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
}
.tag{
  display:inline-flex;
  align-items:center;
  padding:8px 10px;
  border-radius:999px;
  background:rgba(255,255,255,.03);
  border:1px solid rgba(255,255,255,.08);
  color:var(--text);
  font-size:12px;
  white-space:nowrap;
}
.service-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:12px;
}
.service-tile{
  padding:16px;
  min-height:148px;
  display:flex;
  flex-direction:column;
  gap:12px;
}
.service-icon{
  width:42px;
  height:42px;
  border-radius:12px;
  display:grid;
  place-items:center;
  background:linear-gradient(145deg, rgba(70,240,162,.12), rgba(255,76,207,.09));
  border:1px solid rgba(255,255,255,.08);
  color:var(--green);
}
.service-tile strong{
  font-size:16px;
  line-height:1.25;
}
.service-tile p{
  margin:0;
  color:var(--muted);
  font-size:13px;
}
.service-foot{
  margin-top:auto;
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:10px;
  color:#cfe9dd;
  font-size:12px;
}
.service-foot .mini{
  color:var(--muted);
}
.compare-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:14px;
}
.compare-card{
  padding:18px;
}
.compare-card h3{
  margin:0 0 10px;
  font-size:18px;
  line-height:1.2;
  font-weight:800;
}
.compare-card p{
  margin:0 0 14px;
  color:var(--muted);
  font-size:13px;
}
.compare-list{
  display:grid;
  gap:10px;
}
.compare-row{
  display:grid;
  grid-template-columns:110px 1fr 70px;
  gap:10px;
  align-items:center;
  padding:11px 12px;
  border-radius:var(--radius-sm);
  background:rgba(255,255,255,.03);
  border:1px solid rgba(255,255,255,.06);
}
.compare-row strong{
  font-size:13px;
  color:var(--text);
}
.compare-row span{
  font-size:12px;
  color:var(--muted);
}
.compare-bar{
  height:8px;
  border-radius:999px;
  background:#0b1116;
  border:1px solid rgba(255,255,255,.06);
  overflow:hidden;
}
.compare-bar em{
  display:block;
  height:100%;
  width:var(--w);
  border-radius:inherit;
  background:linear-gradient(90deg, var(--amber), var(--green));
}
.compare-bad .compare-row{
  background:rgba(255,93,108,.06);
  border-color:rgba(255,93,108,.14);
}
.compare-good .compare-row{
  background:rgba(70,240,162,.06);
  border-color:rgba(70,240,162,.14);
}
.compare-footer{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin-top:14px;
}
.compare-footer .badge{
  padding-inline:10px;
}
.faq-wrap{
  display:grid;
  gap:10px;
}
.faq-item{
  overflow:hidden;
}
.faq-q{
  width:100%;
  border:0;
  background:none;
  color:inherit;
  text-align:left;
  padding:16px 18px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
}
.faq-q strong{
  font-size:15px;
  font-weight:800;
  line-height:1.35;
}
.faq-q .mark{
  width:28px;
  height:28px;
  border-radius:50%;
  display:grid;
  place-items:center;
  flex:0 0 auto;
  border:1px solid rgba(255,255,255,.08);
  background:rgba(255,255,255,.03);
  transition:transform .18s ease, background .18s ease, border-color .18s ease;
}
.faq-item.open .faq-q .mark{
  transform:rotate(45deg);
  background:rgba(70,240,162,.1);
  border-color:rgba(70,240,162,.24);
}
.faq-a{
  display:none;
  padding:0 18px 18px;
  color:var(--muted);
  font-size:14px;
}
.faq-item.open .faq-a{display:block}
.form-grid{
  display:grid;
  grid-template-columns:minmax(0,1.1fr) minmax(290px,.9fr);
  gap:14px;
}
.form-card{
  padding:18px;
}
.form-card h3{
  margin:0 0 10px;
  font-size:18px;
  line-height:1.2;
  font-weight:800;
}
.form-card p{
  margin:0 0 14px;
  color:var(--muted);
  font-size:13px;
}
.form-fields{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:12px;
}
.field{
  display:grid;
  gap:8px;
}
.field.full{grid-column:1 / -1}
label{
  font-size:13px;
  color:#dbe6e1;
}
input,textarea,select{
  width:100%;
  border:1px solid rgba(255,255,255,.08);
  border-radius:10px;
  background:#0c1015;
  color:var(--text);
  padding:13px 14px;
  outline:none;
  transition:border-color .18s ease, box-shadow .18s ease, transform .18s ease, background .18s ease;
}
input::placeholder,
textarea::placeholder{
  color:#6f7e86;
}
input:focus,
textarea:focus,
select:focus{
  border-color:rgba(70,240,162,.5);
  box-shadow:0 0 0 3px rgba(70,240,162,.12);
}
textarea{
  min-height:116px;
  resize:vertical;
}
.form-actions{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  align-items:center;
  margin-top:14px;
}
.form-rail{
  display:grid;
  gap:12px;
}
.rail-box{
  padding:16px;
  border-radius:var(--radius-sm);
  background:rgba(255,255,255,.03);
  border:1px solid rgba(255,255,255,.06);
}
.rail-box strong{
  display:block;
  font-size:15px;
}
.rail-box p{
  margin:8px 0 0;
  color:var(--muted);
  font-size:13px;
}
.rail-list{
  display:grid;
  gap:10px;
  margin-top:4px;
}
.rail-item{
  display:flex;
  gap:10px;
  align-items:flex-start;
  color:var(--muted);
  font-size:13px;
}
.rail-num{
  width:22px;
  height:22px;
  border-radius:6px;
  flex:0 0 auto;
  display:grid;
  place-items:center;
  background:rgba(70,240,162,.1);
  color:#c9ffea;
  border:1px solid rgba(70,240,162,.22);
  font-size:12px;
  font-weight:700;
}
footer{
  margin-top:20px;
  padding:22px 0 30px;
  border-top:1px solid rgba(39,49,58,.8);
}
.footer-wrap{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:20px;
}
.footer-left{
  max-width:54em;
}
.footer-left strong{
  display:block;
  font-size:16px;
  line-height:1.2;
  margin-bottom:8px;
}
.footer-left p{
  margin:0;
  color:var(--muted);
  font-size:13px;
}
.footer-links{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  justify-content:flex-end;
}
.footer-links a{
  padding:9px 11px;
  border-radius:10px;
  border:1px solid rgba(255,255,255,.08);
  background:rgba(255,255,255,.02);
  color:var(--text);
  font-size:13px;
}
.footer-links a:hover,
.footer-links a:focus-visible{
  outline:none;
  border-color:rgba(70,240,162,.35);
  background:rgba(70,240,162,.06);
}
.site-technical{
  margin-top:14px;
  color:var(--muted-2);
  font-size:12px;
}
.icon{
  width:16px;
  height:16px;
  display:inline-block;
  flex:0 0 auto;
}
.icon svg{
  width:100%;
  height:100%;
  display:block;
  stroke:currentColor;
  fill:none;
  stroke-width:1.9;
  stroke-linecap:round;
  stroke-linejoin:round;
}
.icon-fill svg{
  fill:currentColor;
  stroke:none;
}
@media (max-width: 1180px){
  .hero-shell,
  .loop-grid,
  .form-grid{
    grid-template-columns:1fr;
  }
  .hero h1{max-width:none}
  .metrics-grid{
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
  .service-grid{
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
  .compare-grid{
    grid-template-columns:1fr;
  }
}
@media (max-width: 920px){
  .nav-links,
  .nav-actions .ghost{
    display:none;
  }
  .nav-toggle{
    display:inline-flex;
  }
  .hero{
    padding-top:24px;
  }
  .hero-copy{
    padding:24px;
  }
  .hero h1{
    font-size:44px;
  }
  .hero-lead{
    font-size:16px;
  }
  .hero-meta{
    grid-template-columns:1fr;
  }
  .ring-wrap{
    grid-template-columns:1fr;
  }
  .ring{
    margin-inline:auto;
  }
  .panel-grid{
    grid-template-columns:1fr 1fr;
  }
  .metrics-grid{
    grid-template-columns:repeat(2,minmax(0,1fr));
  }
  .section-head{
    flex-direction:column;
    align-items:flex-start;
  }
}
@media (max-width: 720px){
  .container{
    width:min(var(--container),calc(100% - 24px));
  }
  .navbar{
    height:68px;
  }
  .brand-text span{
    display:none;
  }
  .hero h1{
    font-size:36px;
  }
  .hero-copy,
  .hero-panel,
  .section-card,
  .news-list,
  .news-side,
  .compare-card,
  .form-card{
    padding:16px;
  }
  .hero-actions{
    flex-direction:column;
    align-items:stretch;
  }
  .hero-actions .btn,
  .nav-cta{
    width:100%;
  }
  .panel-grid,
  .metrics-grid,
  .service-grid,
  .form-fields{
    grid-template-columns:1fr;
  }
  .bar-item,
  .compare-row{
    grid-template-columns:1fr;
    gap:7px;
  }
  .footer-wrap{
    flex-direction:column;
  }
  .footer-links{
    justify-content:flex-start;
  }
}
@media (max-width: 520px){
  .hero h1{
    font-size:32px;
  }
  .badge,
  .tag,
  .note-pill{
    font-size:11px;
  }
  .news-item{
    grid-template-columns:1fr;
  }
  .news-item .news-tag{
    justify-self:start;
  }
  .bar-item,
  .compare-row{
    padding:10px 11px;
  }
  .panel-title,
  .section-head h2{
    font-size:22px;
  }
  .faq-q strong{
    font-size:14px;
  }
}

/* roulang page: category2 */
:root{
      --bg: #0b0f14;
      --bg-2: #10161d;
      --panel: #121922;
      --panel-2: #151e28;
      --panel-3: #18212c;
      --line: #243140;
      --line-2: #314154;
      --text: #f3f7fb;
      --muted: #aeb8c4;
      --soft: #778392;
      --accent: #35f0c3;
      --accent-2: #ff4fd8;
      --warn: #ffb347;
      --danger: #ff5f5f;
      --good: #7cf15d;
      --shadow: 0 14px 34px rgba(0,0,0,.35);
      --shadow-soft: 0 8px 20px rgba(0,0,0,.22);
      --radius: 8px;
      --radius-sm: 6px;
      --space: 24px;
      --container: 1240px;
    }
    *, *::before, *::after{box-sizing:border-box;}
    html{scroll-behavior:smooth;}
    body{
      margin:0;
      background:
        linear-gradient(180deg, rgba(13,18,24,.94) 0%, rgba(10,14,19,.98) 100%),
        repeating-linear-gradient(90deg, rgba(255,255,255,.025) 0 1px, transparent 1px 76px),
        repeating-linear-gradient(180deg, rgba(255,255,255,.018) 0 1px, transparent 1px 76px);
      color:var(--text);
      font-family: "PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
      line-height:1.6;
      letter-spacing:0;
      text-rendering:optimizeLegibility;
      -webkit-font-smoothing:antialiased;
    }
    a{color:inherit;text-decoration:none;}
    img{max-width:100%;display:block;}
    button,input,select,textarea{font:inherit;color:inherit;}
    button{cursor:pointer;}
    :focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
    .page-shell{position:relative;overflow:hidden;}
    .page-shell::before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      background:
        linear-gradient(180deg, rgba(53,240,195,.04), transparent 18%),
        linear-gradient(90deg, rgba(255,79,216,.03), transparent 16%, transparent 84%, rgba(53,240,195,.03));
      opacity:.9;
      z-index:-1;
    }
    .container{
      width:min(var(--container), calc(100% - 32px));
      margin:0 auto;
    }
    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(11,15,20,.96);
      border-bottom:1px solid rgba(49,65,84,.78);
    }
    .header-inner{
      min-height:76px;
      display:flex;
      align-items:center;
      gap:18px;
      padding:14px 0;
    }
    .brand{
      display:inline-flex;
      align-items:center;
      gap:12px;
      min-width:max-content;
      color:var(--text);
      font-weight:800;
      letter-spacing:0;
    }
    .brand-mark{
      width:34px;
      height:34px;
      border-radius:7px;
      display:grid;
      place-items:center;
      background:linear-gradient(135deg, rgba(53,240,195,.18), rgba(255,79,216,.22));
      border:1px solid rgba(53,240,195,.45);
      box-shadow:0 0 0 1px rgba(255,255,255,.03) inset;
      color:var(--accent);
      font-size:12px;
      line-height:1;
      flex:0 0 auto;
    }
    .brand-text{
      font-size:18px;
      line-height:1.1;
      white-space:nowrap;
    }
    .header-spacer{flex:1 1 auto;}
    .menu-toggle{
      display:none;
      align-items:center;
      gap:8px;
      border:1px solid rgba(49,65,84,.9);
      background:linear-gradient(180deg, rgba(21,30,40,.94), rgba(17,24,32,.98));
      color:var(--text);
      border-radius:var(--radius-sm);
      padding:10px 12px;
      min-height:42px;
      box-shadow:var(--shadow-soft);
    }
    .menu-toggle:hover{
      border-color:rgba(53,240,195,.65);
      transform:translateY(-1px);
    }
    .nav-links{
      display:flex;
      align-items:center;
      gap:8px;
      margin-left:auto;
    }
    .nav-links a{
      position:relative;
      display:inline-flex;
      align-items:center;
      min-height:42px;
      padding:10px 14px;
      border-radius:var(--radius-sm);
      border:1px solid transparent;
      color:var(--muted);
      background:transparent;
      transition:transform .16s ease, border-color .16s ease, background-color .16s ease, color .16s ease, box-shadow .16s ease;
      white-space:nowrap;
    }
    .nav-links a:hover{
      color:var(--text);
      border-color:rgba(53,240,195,.3);
      background:rgba(21,30,40,.86);
      transform:translateY(-1px);
      box-shadow:0 0 0 1px rgba(53,240,195,.08) inset;
    }
    .nav-links a.active{
      color:var(--text);
      border-color:rgba(53,240,195,.55);
      background:linear-gradient(180deg, rgba(20,32,30,.95), rgba(18,25,34,.95));
      box-shadow:0 0 0 1px rgba(53,240,195,.14) inset;
    }
    .header-cta{
      display:inline-flex;
      align-items:center;
      gap:8px;
      min-height:42px;
      padding:10px 16px;
      border-radius:var(--radius-sm);
      border:1px solid rgba(53,240,195,.64);
      background:linear-gradient(180deg, rgba(53,240,195,.18), rgba(53,240,195,.08));
      color:var(--text);
      font-weight:700;
      box-shadow:0 10px 24px rgba(53,240,195,.12);
      transition:transform .16s ease, border-color .16s ease, box-shadow .16s ease, background-color .16s ease;
      white-space:nowrap;
    }
    .header-cta:hover{
      transform:translateY(-1px);
      border-color:rgba(53,240,195,.92);
      box-shadow:0 14px 28px rgba(53,240,195,.16);
    }
    main{display:block;}
    .hero{
      position:relative;
      padding:34px 0 26px;
      border-bottom:1px solid rgba(49,65,84,.7);
      background:
        linear-gradient(180deg, rgba(16,22,29,.92) 0%, rgba(11,15,20,.7) 100%);
    }
    .hero-grid{
      display:grid;
      grid-template-columns:minmax(0, 1.08fr) minmax(320px, .92fr);
      gap:24px;
      align-items:stretch;
    }
    .eyebrow-row{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin-bottom:18px;
    }
    .badge{
      display:inline-flex;
      align-items:center;
      gap:6px;
      min-height:28px;
      padding:5px 10px;
      border-radius:999px;
      border:1px solid rgba(49,65,84,.95);
      background:rgba(21,30,40,.9);
      color:var(--muted);
      font-size:12px;
      line-height:1;
      white-space:nowrap;
    }
    .badge.hot{
      border-color:rgba(53,240,195,.58);
      color:var(--accent);
      background:rgba(22,40,35,.94);
    }
    .badge.warn{
      border-color:rgba(255,179,71,.55);
      color:#ffd29a;
      background:rgba(42,31,19,.95);
    }
    .badge.magenta{
      border-color:rgba(255,79,216,.44);
      color:#ff9ae8;
      background:rgba(39,18,34,.95);
    }
    .hero h1{
      margin:0 0 14px;
      font-size:58px;
      line-height:1.02;
      letter-spacing:0;
      max-width:10.5em;
    }
    .hero-lead{
      margin:0;
      max-width:42rem;
      color:var(--muted);
      font-size:17px;
      line-height:1.8;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin:24px 0 18px;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:46px;
      padding:11px 16px;
      border-radius:var(--radius-sm);
      border:1px solid transparent;
      font-weight:700;
      transition:transform .16s ease, border-color .16s ease, background-color .16s ease, box-shadow .16s ease, color .16s ease;
      white-space:nowrap;
    }
    .btn:hover{
      transform:translateY(-1px);
    }
    .btn-primary{
      background:linear-gradient(180deg, rgba(53,240,195,.96), rgba(34,197,164,.9));
      color:#071013;
      border-color:rgba(53,240,195,.95);
      box-shadow:0 12px 24px rgba(53,240,195,.16);
    }
    .btn-primary:hover{
      box-shadow:0 16px 30px rgba(53,240,195,.22);
      border-color:#7ffff1;
    }
    .btn-secondary{
      background:rgba(21,30,40,.92);
      color:var(--text);
      border-color:rgba(49,65,84,.95);
      box-shadow:var(--shadow-soft);
    }
    .btn-secondary:hover{
      border-color:rgba(53,240,195,.62);
      box-shadow:0 14px 24px rgba(0,0,0,.25);
    }
    .hero-points{
      list-style:none;
      padding:0;
      margin:18px 0 0;
      display:grid;
      gap:10px;
      max-width:42rem;
    }
    .hero-points li{
      display:flex;
      gap:10px;
      align-items:flex-start;
      color:var(--muted);
      font-size:14px;
    }
    .hero-points i{
      margin-top:2px;
      color:var(--accent);
      flex:0 0 auto;
    }
    .hero-panel{
      position:relative;
      padding:18px;
      border-radius:var(--radius);
      border:1px solid rgba(49,65,84,.95);
      background:
        linear-gradient(180deg, rgba(21,30,40,.96), rgba(16,22,30,.96));
      box-shadow:var(--shadow);
      overflow:hidden;
    }
    .hero-panel::before{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(135deg, rgba(53,240,195,.06), transparent 28%, rgba(255,79,216,.05));
      pointer-events:none;
    }
    .panel-top{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      margin-bottom:14px;
      position:relative;
      z-index:1;
    }
    .panel-title{
      display:flex;
      flex-direction:column;
      gap:2px;
      min-width:0;
    }
    .panel-title strong{
      font-size:16px;
      line-height:1.25;
    }
    .panel-title span{
      color:var(--soft);
      font-size:12px;
      line-height:1.4;
    }
    .status-chip{
      display:inline-flex;
      align-items:center;
      gap:6px;
      min-height:28px;
      padding:5px 10px;
      border-radius:999px;
      border:1px solid rgba(53,240,195,.5);
      color:var(--accent);
      background:rgba(22,40,35,.84);
      font-size:12px;
      white-space:nowrap;
      flex:0 0 auto;
    }
    .status-chip::before{
      content:"";
      width:7px;
      height:7px;
      border-radius:50%;
      background:var(--accent);
      box-shadow:0 0 0 4px rgba(53,240,195,.12);
    }
    .stats-grid{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:repeat(2, minmax(0, 1fr));
      gap:10px;
      margin-bottom:14px;
    }
    .stat{
      padding:12px;
      border-radius:var(--radius-sm);
      background:rgba(13,18,24,.76);
      border:1px solid rgba(49,65,84,.88);
      min-height:84px;
    }
    .stat .label{
      color:var(--soft);
      font-size:12px;
      display:flex;
      align-items:center;
      gap:6px;
      margin-bottom:8px;
    }
    .stat .value{
      display:block;
      font-size:28px;
      line-height:1.1;
      font-weight:800;
      margin-bottom:4px;
    }
    .stat .meta{
      color:var(--muted);
      font-size:12px;
      line-height:1.4;
    }
    .trend-box,
    .progress-box{
      position:relative;
      z-index:1;
      padding:13px 12px;
      border-radius:var(--radius-sm);
      border:1px solid rgba(49,65,84,.88);
      background:rgba(13,18,24,.72);
      margin-bottom:10px;
    }
    .box-head{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      margin-bottom:10px;
    }
    .box-head strong{
      font-size:13px;
      line-height:1.4;
    }
    .box-head span{
      color:var(--soft);
      font-size:12px;
      white-space:nowrap;
    }
    .trend-bars{
      display:grid;
      grid-template-columns:repeat(8, minmax(0, 1fr));
      gap:7px;
      align-items:end;
      min-height:102px;
    }
    .trend-bars span{
      display:block;
      width:100%;
      border-radius:4px 4px 2px 2px;
      background:linear-gradient(180deg, rgba(53,240,195,.92), rgba(53,240,195,.24));
      box-shadow:0 0 0 1px rgba(53,240,195,.14) inset;
    }
    .trend-bars span:nth-child(2n){
      background:linear-gradient(180deg, rgba(255,79,216,.88), rgba(255,79,216,.2));
      box-shadow:0 0 0 1px rgba(255,79,216,.12) inset;
    }
    .trend-bars span:nth-child(4n){
      background:linear-gradient(180deg, rgba(255,179,71,.92), rgba(255,179,71,.22));
      box-shadow:0 0 0 1px rgba(255,179,71,.14) inset;
    }
    .progress-list{
      display:grid;
      gap:10px;
    }
    .progress-item{
      display:grid;
      gap:7px;
    }
    .progress-item .row{
      display:flex;
      justify-content:space-between;
      gap:12px;
      font-size:12px;
      color:var(--muted);
    }
    .progress{
      height:8px;
      border-radius:999px;
      background:#0f141b;
      border:1px solid rgba(49,65,84,.8);
      overflow:hidden;
    }
    .progress > span{
      display:block;
      height:100%;
      border-radius:inherit;
      background:linear-gradient(90deg, rgba(53,240,195,.95), rgba(255,79,216,.8));
      box-shadow:0 0 0 1px rgba(255,255,255,.05) inset;
    }
    .status-band{
      padding:14px 0;
      border-bottom:1px solid rgba(49,65,84,.7);
      background:rgba(12,16,22,.92);
    }
    .status-band-inner{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      flex-wrap:wrap;
    }
    .band-copy{
      display:flex;
      align-items:center;
      gap:12px;
      flex-wrap:wrap;
    }
    .band-title{
      display:flex;
      flex-direction:column;
      gap:3px;
    }
    .band-title strong{
      font-size:15px;
      line-height:1.3;
    }
    .band-title span{
      color:var(--soft);
      font-size:12px;
    }
    .filter-row{
      display:flex;
      align-items:center;
      flex-wrap:wrap;
      gap:8px;
    }
    .filter-chip,
    .sort-btn{
      display:inline-flex;
      align-items:center;
      gap:8px;
      min-height:38px;
      padding:9px 12px;
      border-radius:999px;
      border:1px solid rgba(49,65,84,.95);
      background:rgba(21,30,40,.88);
      color:var(--muted);
      transition:transform .16s ease, border-color .16s ease, background-color .16s ease, color .16s ease;
      white-space:nowrap;
    }
    .filter-chip:hover,
    .sort-btn:hover{
      transform:translateY(-1px);
      border-color:rgba(53,240,195,.56);
      color:var(--text);
    }
    .filter-chip.active{
      color:var(--text);
      border-color:rgba(53,240,195,.68);
      background:rgba(22,40,35,.9);
    }
    .sort-btn{
      color:var(--text);
    }
    .section{
      padding:28px 0;
    }
    .section-head{
      display:flex;
      align-items:end;
      justify-content:space-between;
      gap:20px;
      margin-bottom:18px;
    }
    .section-head h2{
      margin:0;
      font-size:28px;
      line-height:1.15;
      letter-spacing:0;
    }
    .section-head p{
      margin:0;
      color:var(--muted);
      max-width:46rem;
      font-size:14px;
      line-height:1.7;
    }
    .compare-grid{
      display:grid;
      grid-template-columns:minmax(0, 1.04fr) minmax(300px, .96fr);
      gap:20px;
      align-items:start;
    }
    .compare-main{
      min-width:0;
    }
    .compare-table{
      border-radius:var(--radius);
      border:1px solid rgba(49,65,84,.9);
      overflow:hidden;
      background:rgba(17,24,32,.85);
      box-shadow:var(--shadow-soft);
    }
    .compare-row{
      display:grid;
      grid-template-columns:1.2fr .8fr .6fr .55fr;
      gap:0;
      align-items:center;
      border-top:1px solid rgba(49,65,84,.78);
    }
    .compare-row:first-child{border-top:none;}
    .compare-row.head{
      background:rgba(18,28,38,.98);
      color:var(--muted);
      font-size:12px;
      text-transform:none;
      letter-spacing:0;
    }
    .compare-cell{
      padding:15px 16px;
      min-width:0;
    }
    .compare-row.head .compare-cell{
      padding-top:12px;
      padding-bottom:12px;
      font-weight:700;
    }
    .compare-row.body{
      transition:background-color .16s ease, box-shadow .16s ease;
    }
    .compare-row.body:hover{
      background:rgba(19,28,37,.96);
      box-shadow:inset 0 0 0 1px rgba(53,240,195,.12);
    }
    .entry-name{
      display:flex;
      flex-direction:column;
      gap:6px;
    }
    .entry-name strong{
      font-size:16px;
      line-height:1.3;
    }
    .entry-name span{
      color:var(--muted);
      font-size:13px;
      line-height:1.6;
    }
    .entry-tags{
      display:flex;
      flex-wrap:wrap;
      gap:6px;
    }
    .mini-tag{
      display:inline-flex;
      align-items:center;
      min-height:24px;
      padding:4px 8px;
      border-radius:999px;
      border:1px solid rgba(49,65,84,.88);
      background:rgba(13,18,24,.82);
      color:var(--muted);
      font-size:12px;
      white-space:nowrap;
    }
    .mini-tag.good{
      color:#9ef19f;
      border-color:rgba(124,241,93,.35);
      background:rgba(20,37,17,.8);
    }
    .mini-tag.hot{
      color:#9ef6e4;
      border-color:rgba(53,240,195,.38);
      background:rgba(18,38,34,.82);
    }
    .mini-tag.warn{
      color:#ffd29a;
      border-color:rgba(255,179,71,.42);
      background:rgba(44,31,18,.88);
    }
    .mini-tag.magenta{
      color:#ffb1ef;
      border-color:rgba(255,79,216,.42);
      background:rgba(39,18,34,.88);
    }
    .score-wrap{
      display:grid;
      gap:8px;
    }
    .score{
      font-size:18px;
      font-weight:800;
      line-height:1;
    }
    .score-bar{
      height:7px;
      border-radius:999px;
      overflow:hidden;
      background:#0e141a;
      border:1px solid rgba(49,65,84,.8);
    }
    .score-bar span{
      display:block;
      height:100%;
      border-radius:inherit;
      background:linear-gradient(90deg, rgba(53,240,195,.95), rgba(255,79,216,.8));
    }
    .action-group{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
    }
    .text-btn{
      display:inline-flex;
      align-items:center;
      gap:6px;
      min-height:36px;
      padding:8px 10px;
      border-radius:var(--radius-sm);
      border:1px solid rgba(49,65,84,.95);
      color:var(--text);
      background:rgba(21,30,40,.9);
      transition:transform .16s ease, border-color .16s ease;
      white-space:nowrap;
    }
    .text-btn:hover{
      transform:translateY(-1px);
      border-color:rgba(53,240,195,.6);
    }
    .entry-grid{
      margin-top:16px;
      display:grid;
      grid-template-columns:repeat(2, minmax(0, 1fr));
      gap:12px;
    }
    .entry-card{
      padding:15px;
      border-radius:var(--radius);
      border:1px solid rgba(49,65,84,.9);
      background:linear-gradient(180deg, rgba(18,25,34,.95), rgba(15,21,29,.95));
      box-shadow:var(--shadow-soft);
      transition:transform .16s ease, border-color .16s ease, box-shadow .16s ease;
      min-width:0;
    }
    .entry-card:hover{
      transform:translateY(-2px);
      border-color:rgba(53,240,195,.6);
      box-shadow:0 16px 28px rgba(0,0,0,.28);
    }
    .entry-card-top{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      margin-bottom:10px;
    }
    .entry-card-top strong{
      font-size:16px;
      line-height:1.3;
    }
    .entry-note{
      color:var(--muted);
      font-size:13px;
      line-height:1.65;
      margin:0 0 12px;
    }
    .entry-meta{
      display:flex;
      flex-wrap:wrap;
      gap:6px;
      margin-bottom:12px;
    }
    .entry-card .action-group{
      justify-content:flex-start;
    }
    .compare-aside{
      position:sticky;
      top:92px;
      display:grid;
      gap:12px;
    }
    .side-panel{
      padding:16px;
      border-radius:var(--radius);
      border:1px solid rgba(49,65,84,.92);
      background:linear-gradient(180deg, rgba(18,25,34,.96), rgba(15,21,29,.98));
      box-shadow:var(--shadow-soft);
    }
    .side-panel h3{
      margin:0 0 10px;
      font-size:18px;
      line-height:1.25;
    }
    .side-panel p{
      margin:0;
      color:var(--muted);
      font-size:14px;
      line-height:1.7;
    }
    .side-list{
      list-style:none;
      padding:0;
      margin:14px 0 0;
      display:grid;
      gap:10px;
    }
    .side-list li{
      display:flex;
      gap:10px;
      align-items:flex-start;
      color:var(--muted);
      font-size:13px;
      line-height:1.6;
    }
    .side-list i{
      color:var(--accent);
      margin-top:2px;
      flex:0 0 auto;
    }
    .side-cta{
      display:flex;
      flex-direction:column;
      gap:10px;
      padding:16px;
      border-radius:var(--radius);
      border:1px solid rgba(53,240,195,.46);
      background:
        linear-gradient(180deg, rgba(21,38,33,.98), rgba(15,24,29,.98));
      box-shadow:0 18px 30px rgba(53,240,195,.08);
    }
    .side-cta strong{
      font-size:18px;
      line-height:1.25;
    }
    .side-cta span{
      color:var(--muted);
      font-size:13px;
      line-height:1.65;
    }
    .matrix-grid{
      display:grid;
      grid-template-columns:repeat(3, minmax(0, 1fr));
      gap:12px;
    }
    .matrix-card{
      padding:16px;
      border-radius:var(--radius);
      border:1px solid rgba(49,65,84,.9);
      background:rgba(17,24,32,.9);
      box-shadow:var(--shadow-soft);
      transition:transform .16s ease, border-color .16s ease;
      min-width:0;
    }
    .matrix-card:hover{
      transform:translateY(-2px);
      border-color:rgba(53,240,195,.58);
    }
    .matrix-icon{
      width:36px;
      height:36px;
      display:grid;
      place-items:center;
      border-radius:7px;
      background:rgba(22,40,35,.9);
      border:1px solid rgba(53,240,195,.4);
      color:var(--accent);
      margin-bottom:12px;
    }
    .matrix-card strong{
      display:block;
      font-size:16px;
      line-height:1.3;
      margin-bottom:7px;
    }
    .matrix-card p{
      margin:0;
      color:var(--muted);
      font-size:13px;
      line-height:1.65;
    }
    .matrix-foot{
      display:flex;
      flex-wrap:wrap;
      gap:6px;
      margin-top:12px;
    }
    .faq-list{
      border-radius:var(--radius);
      border:1px solid rgba(49,65,84,.9);
      overflow:hidden;
      background:rgba(17,24,32,.9);
      box-shadow:var(--shadow-soft);
    }
    details{
      border-top:1px solid rgba(49,65,84,.78);
      background:rgba(17,24,32,.9);
    }
    details:first-child{border-top:none;}
    summary{
      list-style:none;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      cursor:pointer;
      padding:16px 18px;
      color:var(--text);
      font-weight:700;
      line-height:1.35;
    }
    summary::-webkit-details-marker{display:none;}
    summary::after{
      content:"+";
      font-size:18px;
      color:var(--accent);
      flex:0 0 auto;
    }
    details[open] summary{
      border-bottom:1px solid rgba(49,65,84,.78);
      background:rgba(19,28,37,.96);
    }
    details[open] summary::after{
      content:"−";
    }
    .faq-body{
      padding:0 18px 16px;
      color:var(--muted);
      font-size:14px;
      line-height:1.8;
    }
    .contact-section{
      padding-bottom:42px;
    }
    .contact-grid{
      display:grid;
      grid-template-columns:minmax(0, .94fr) minmax(320px, 1.06fr);
      gap:20px;
      align-items:start;
    }
    .contact-copy{
      padding-right:12px;
    }
    .contact-copy .lead-box{
      padding:16px 0 0;
      color:var(--muted);
      font-size:14px;
      line-height:1.8;
    }
    .contact-points{
      list-style:none;
      padding:0;
      margin:18px 0 0;
      display:grid;
      gap:10px;
    }
    .contact-points li{
      display:flex;
      gap:10px;
      align-items:flex-start;
      color:var(--muted);
      font-size:13px;
      line-height:1.6;
    }
    .contact-points i{
      color:var(--accent);
      margin-top:2px;
      flex:0 0 auto;
    }
    .contact-form{
      padding:18px;
      border-radius:var(--radius);
      border:1px solid rgba(49,65,84,.92);
      background:linear-gradient(180deg, rgba(17,24,32,.98), rgba(14,19,26,.98));
      box-shadow:var(--shadow);
    }
    .form-grid{
      display:grid;
      grid-template-columns:repeat(2, minmax(0, 1fr));
      gap:12px;
    }
    .field{
      display:flex;
      flex-direction:column;
      gap:7px;
    }
    .field.full{grid-column:1 / -1;}
    label{
      color:var(--text);
      font-size:13px;
      font-weight:700;
      line-height:1.3;
    }
    input[type="text"],
    input[type="email"],
    input[type="tel"],
    textarea,
    select{
      width:100%;
      min-height:46px;
      padding:12px 14px;
      border-radius:var(--radius-sm);
      border:1px solid rgba(49,65,84,.95);
      background:rgba(13,18,24,.9);
      color:var(--text);
      box-shadow:0 0 0 1px rgba(255,255,255,.02) inset;
      transition:border-color .16s ease, box-shadow .16s ease, transform .16s ease;
    }
    textarea{
      min-height:110px;
      resize:vertical;
    }
    input::placeholder,
    textarea::placeholder{
      color:#7f8a97;
    }
    input:focus,
    textarea:focus,
    select:focus{
      border-color:rgba(53,240,195,.68);
      box-shadow:0 0 0 3px rgba(53,240,195,.12);
      outline:none;
    }
    .check-row{
      display:flex;
      align-items:flex-start;
      gap:10px;
      margin:6px 0 14px;
      color:var(--muted);
      font-size:13px;
      line-height:1.65;
    }
    .check-row input{
      margin-top:3px;
      accent-color:var(--accent);
      flex:0 0 auto;
    }
    .form-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      align-items:center;
      margin-top:8px;
    }
    .form-actions .btn{
      min-width:160px;
    }
    footer{
      border-top:1px solid rgba(49,65,84,.78);
      background:rgba(9,12,17,.98);
      padding:26px 0 30px;
    }
    .footer-wrap{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:20px;
      flex-wrap:wrap;
    }
    .footer-left{
      max-width:44rem;
    }
    .footer-left strong{
      display:block;
      font-size:18px;
      line-height:1.25;
      margin-bottom:10px;
    }
    .footer-left p{
      margin:0;
      color:var(--muted);
      font-size:14px;
      line-height:1.8;
    }
    .site-technical{
      margin-top:10px;
      color:var(--soft);
      font-size:12px;
      line-height:1.5;
    }
    .footer-links{
      display:flex;
      flex-wrap:wrap;
      gap:8px 14px;
      align-items:center;
      justify-content:flex-end;
      max-width:32rem;
    }
    .footer-links a{
      color:var(--muted);
      font-size:13px;
      line-height:1.6;
      transition:color .16s ease, transform .16s ease;
    }
    .footer-links a:hover{
      color:var(--text);
      transform:translateY(-1px);
    }
    .note-line{
      color:var(--soft);
      font-size:12px;
      line-height:1.6;
      margin-top:12px;
    }
    @media (max-width: 1120px){
      .hero-grid,
      .compare-grid,
      .contact-grid{
        grid-template-columns:1fr;
      }
      .compare-aside{
        position:static;
      }
      .matrix-grid{
        grid-template-columns:repeat(2, minmax(0, 1fr));
      }
    }
    @media (max-width: 920px){
      .header-inner{
        flex-wrap:wrap;
      }
      .header-spacer{display:none;}
      .menu-toggle{display:inline-flex;margin-left:auto;}
      .nav-links{
        display:none;
        width:100%;
        order:4;
        flex-wrap:wrap;
        margin-left:0;
        padding-top:4px;
      }
      .nav-links.is-open{
        display:flex;
      }
      .header-cta{
        margin-left:auto;
      }
      .hero h1{
        font-size:46px;
        max-width:none;
      }
      .section-head{
        flex-direction:column;
        align-items:flex-start;
      }
      .compare-row{
        grid-template-columns:1.1fr .8fr .7fr .6fr;
      }
      .form-grid{
        grid-template-columns:1fr;
      }
    }
    @media (max-width: 680px){
      .container{
        width:min(var(--container), calc(100% - 24px));
      }
      .hero{
        padding-top:24px;
      }
      .hero h1{
        font-size:38px;
      }
      .hero-lead{
        font-size:15px;
      }
      .stats-grid,
      .matrix-grid,
      .entry-grid{
        grid-template-columns:1fr;
      }
      .compare-table{
        overflow:visible;
      }
      .compare-row,
      .compare-row.head{
        display:block;
      }
      .compare-row.head{
        display:none;
      }
      .compare-row.body{
        padding:14px 0;
        border-top:1px solid rgba(49,65,84,.72);
      }
      .compare-cell{
        display:block;
        padding:8px 14px;
      }
      .compare-cell[data-label]::before{
        content:attr(data-label);
        display:block;
        color:var(--soft);
        font-size:11px;
        margin-bottom:4px;
      }
      .compare-cell.actions{
        padding-bottom:14px;
      }
      .nav-links a{
        padding:9px 12px;
      }
      .footer-wrap{
        flex-direction:column;
      }
      .footer-links{
        justify-content:flex-start;
      }
      .header-cta span{
        display:none;
      }
      .menu-toggle span{
        display:none;
      }
      .hero-actions .btn,
      .form-actions .btn{
        width:100%;
      }
      .band-copy{
        width:100%;
      }
      .filter-row{
        width:100%;
        overflow:auto;
        flex-wrap:nowrap;
        padding-bottom:4px;
      }
      .filter-chip,
      .sort-btn{
        flex:0 0 auto;
      }
    }
    @media (max-width: 480px){
      .hero h1{
        font-size:34px;
      }
      .badge,
      .mini-tag{
        font-size:11px;
      }
      .panel-top{
        align-items:flex-start;
        flex-direction:column;
      }
      .stats-grid{
        gap:8px;
      }
      .stat .value{
        font-size:24px;
      }
      .section{
        padding:22px 0;
      }
      .section-head h2{
        font-size:24px;
      }
      .contact-form,
      .hero-panel,
      .side-panel,
      .side-cta,
      .matrix-card,
      .entry-card{
        padding:14px;
      }
    }

/* roulang page: category1 */
:root {
      --bg: #090d11;
      --bg-2: #0d1116;
      --panel: #111821;
      --panel-2: #16212b;
      --panel-3: #1a2632;
      --line: rgba(170, 184, 198, 0.16);
      --line-strong: rgba(170, 184, 198, 0.28);
      --text: #f3f7fa;
      --muted: #9babb9;
      --soft: #7f8e9b;
      --accent: #39f4c6;
      --accent-2: #ff4dc8;
      --accent-3: #ffbe4a;
      --danger: #ff6666;
      --ok: #8af47d;
      --shadow: 0 20px 50px rgba(0, 0, 0, 0.34);
      --shadow-soft: 0 10px 26px rgba(0, 0, 0, 0.2);
      --radius: 8px;
      --radius-sm: 6px;
      --space: 24px;
      --max: 1240px;
      --transition: 180ms ease;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      min-height: 100vh;
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      background:
        linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0)) 0 0 / 100% 100%,
        linear-gradient(180deg, #0a0e12 0%, #0d1116 45%, #0a0d11 100%);
      color: var(--text);
      line-height: 1.55;
      letter-spacing: 0;
      overflow-x: hidden;
    }

    body::before {
      content: "";
      position: fixed;
      inset: 0;
      pointer-events: none;
      background:
        linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px) 0 0 / 100% 88px,
        linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px) 0 0 / 88px 100%;
      opacity: 0.18;
      mask-image: linear-gradient(180deg, rgba(0,0,0,0.55), rgba(0,0,0,0.1) 25%, rgba(0,0,0,0.18) 100%);
    }

    a {
      color: inherit;
      text-decoration: none;
    }

    img, svg {
      display: block;
      max-width: 100%;
    }

    button, input, select, textarea {
      font: inherit;
      color: inherit;
    }

    button {
      background: none;
      border: 0;
      padding: 0;
      cursor: pointer;
    }

    input, select, textarea {
      width: 100%;
      border: 1px solid var(--line);
      background: rgba(8, 12, 16, 0.78);
      color: var(--text);
      border-radius: var(--radius-sm);
      padding: 13px 14px;
      outline: none;
      transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
    }

    input::placeholder, textarea::placeholder {
      color: var(--soft);
    }

    input:focus, select:focus, textarea:focus {
      border-color: rgba(57, 244, 198, 0.7);
      box-shadow: 0 0 0 3px rgba(57, 244, 198, 0.12);
      background: rgba(10, 15, 19, 0.96);
    }

    textarea {
      min-height: 120px;
      resize: vertical;
    }

    .container {
      width: min(var(--max), calc(100% - 32px));
      margin: 0 auto;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      backdrop-filter: blur(10px);
      background: rgba(8, 12, 16, 0.82);
      border-bottom: 1px solid rgba(170, 184, 198, 0.12);
    }

    .header-bar {
      min-height: 76px;
      display: flex;
      align-items: center;
      gap: 18px;
    }

    .brand {
      display: inline-flex;
      flex-direction: column;
      gap: 2px;
      min-width: 180px;
    }

    .brand strong {
      font-size: 17px;
      line-height: 1.1;
      letter-spacing: 0;
      font-weight: 800;
      color: var(--text);
    }

    .brand span {
      font-size: 12px;
      color: var(--muted);
    }

    .nav-links {
      display: flex;
      align-items: center;
      gap: 10px;
      margin-left: auto;
      margin-right: 12px;
      flex-wrap: wrap;
    }

    .nav-links a {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 38px;
      padding: 0 14px;
      border-radius: 999px;
      color: var(--muted);
      border: 1px solid transparent;
      transition: background var(--transition), color var(--transition), border-color var(--transition), transform var(--transition);
      white-space: nowrap;
    }

    .nav-links a:hover {
      color: var(--text);
      background: rgba(255, 255, 255, 0.04);
      border-color: rgba(255, 255, 255, 0.05);
      transform: translateY(-1px);
    }

    .nav-links a.active {
      color: #071013;
      background: linear-gradient(135deg, var(--accent), #7ef7d4);
      border-color: transparent;
      box-shadow: 0 8px 24px rgba(57, 244, 198, 0.22);
    }

    .nav-cta,
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 42px;
      padding: 0 16px;
      border-radius: var(--radius-sm);
      transition: transform var(--transition), box-shadow var(--transition), background var(--transition), border-color var(--transition), color var(--transition);
      white-space: nowrap;
      font-weight: 700;
    }

    .nav-cta {
      background: linear-gradient(135deg, var(--accent), #7ef7d4);
      color: #071013;
      box-shadow: 0 14px 28px rgba(57, 244, 198, 0.18);
      border: 1px solid rgba(126, 247, 212, 0.28);
    }

    .nav-cta:hover,
    .btn-primary:hover {
      transform: translateY(-1px);
      box-shadow: 0 16px 30px rgba(57, 244, 198, 0.2);
    }

    .nav-toggle {
      display: none;
      align-items: center;
      justify-content: center;
      width: 44px;
      height: 44px;
      border: 1px solid var(--line);
      border-radius: var(--radius-sm);
      background: rgba(255, 255, 255, 0.03);
      color: var(--text);
      transition: border-color var(--transition), background var(--transition), transform var(--transition);
      flex: none;
    }

    .nav-toggle:hover {
      transform: translateY(-1px);
      border-color: rgba(57, 244, 198, 0.45);
      background: rgba(57, 244, 198, 0.08);
    }

    .mobile-menu {
      display: none;
      border-top: 1px solid rgba(170, 184, 198, 0.12);
      background: rgba(8, 12, 16, 0.94);
    }

    .mobile-menu-inner {
      width: min(var(--max), calc(100% - 32px));
      margin: 0 auto;
      padding: 14px 0 18px;
      display: grid;
      gap: 10px;
    }

    .mobile-menu .nav-links {
      margin: 0;
      justify-content: flex-start;
      gap: 8px;
    }

    .mobile-menu .nav-cta {
      width: 100%;
    }

    .hero {
      padding: 34px 0 18px;
    }

    .hero-grid {
      display: grid;
      grid-template-columns: 1.15fr 0.85fr;
      gap: 24px;
      align-items: stretch;
    }

    .hero-copy,
    .hero-panel,
    .section-card,
    .summary-card,
    .compare-card,
    .contact-card,
    .faq-card {
      background: linear-gradient(180deg, rgba(255,255,255,0.03), rgba(255,255,255,0.015)), var(--panel);
      border: 1px solid rgba(170, 184, 198, 0.12);
      border-radius: var(--radius);
      box-shadow: var(--shadow-soft);
    }

    .hero-copy {
      padding: 30px;
      position: relative;
      overflow: hidden;
    }

    .hero-copy::after {
      content: "";
      position: absolute;
      inset: auto -20% -30% auto;
      width: 240px;
      height: 240px;
      background: linear-gradient(135deg, rgba(57, 244, 198, 0.16), rgba(255, 77, 200, 0.08));
      transform: rotate(24deg);
      border-radius: 16px;
      filter: blur(0);
      pointer-events: none;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      min-height: 30px;
      padding: 0 10px;
      border-radius: 999px;
      border: 1px solid rgba(57, 244, 198, 0.26);
      background: rgba(57, 244, 198, 0.08);
      color: #bdfbef;
      font-size: 13px;
      font-weight: 700;
    }

    .eyebrow::before {
      content: "";
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: var(--accent);
      box-shadow: 0 0 0 4px rgba(57, 244, 198, 0.15);
    }

    h1, h2, h3, p {
      margin: 0;
    }

    .hero-copy h1 {
      margin-top: 18px;
      font-size: 50px;
      line-height: 1.08;
      letter-spacing: 0;
      font-weight: 800;
      max-width: 11ch;
    }

    .hero-copy .lead {
      margin-top: 16px;
      max-width: 54ch;
      color: var(--muted);
      font-size: 17px;
      line-height: 1.75;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 22px;
    }

    .btn-primary {
      color: #071013;
      background: linear-gradient(135deg, var(--accent), #7ef7d4);
      border: 1px solid rgba(126, 247, 212, 0.28);
      box-shadow: 0 14px 28px rgba(57, 244, 198, 0.18);
    }

    .btn-secondary {
      color: var(--text);
      background: rgba(255, 255, 255, 0.03);
      border: 1px solid rgba(170, 184, 198, 0.16);
    }

    .btn-secondary:hover,
    .btn-ghost:hover,
    .card-action:hover,
    .chip:hover,
    .sort-btn:hover {
      transform: translateY(-1px);
      border-color: rgba(57, 244, 198, 0.34);
      box-shadow: 0 12px 24px rgba(0, 0, 0, 0.22);
    }

    .hero-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-top: 18px;
      position: relative;
      z-index: 1;
    }

    .tag,
    .badge,
    .chip,
    .pill {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 30px;
      padding: 0 10px;
      border-radius: 999px;
      border: 1px solid rgba(170, 184, 198, 0.16);
      background: rgba(255, 255, 255, 0.03);
      color: var(--muted);
      font-size: 12px;
      font-weight: 700;
      white-space: nowrap;
    }

    .badge-hot,
    .chip.active[data-filter="热门"] {
      color: #062017;
      background: rgba(57, 244, 198, 0.92);
      border-color: transparent;
    }

    .badge-rec,
    .chip.active[data-filter="推荐"] {
      color: #1a0a15;
      background: rgba(255, 77, 200, 0.9);
      border-color: transparent;
    }

    .badge-update,
    .chip.active[data-filter="更新中"] {
      color: #291700;
      background: rgba(255, 190, 74, 0.95);
      border-color: transparent;
    }

    .badge-view,
    .chip.active[data-filter="可查看"] {
      color: #09151a;
      background: rgba(138, 244, 125, 0.95);
      border-color: transparent;
    }

    .hero-panel {
      padding: 22px;
      display: grid;
      gap: 16px;
      overflow: hidden;
      position: relative;
    }

    .hero-panel::before {
      content: "";
      position: absolute;
      inset: 0;
      background:
        linear-gradient(180deg, rgba(57, 244, 198, 0.08), transparent 36%),
        linear-gradient(135deg, rgba(255, 77, 200, 0.06), transparent 55%);
      pointer-events: none;
    }

    .panel-top,
    .summary-top,
    .section-head,
    .compare-head,
    .contact-head {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
    }

    .panel-top {
      position: relative;
      z-index: 1;
      padding-bottom: 10px;
      border-bottom: 1px solid rgba(170, 184, 198, 0.12);
    }

    .panel-title {
      display: flex;
      align-items: center;
      gap: 10px;
      color: var(--text);
      font-weight: 800;
    }

    .live-dot {
      width: 10px;
      height: 10px;
      border-radius: 50%;
      background: var(--accent);
      box-shadow: 0 0 0 4px rgba(57, 244, 198, 0.18);
    }

    .panel-note {
      color: var(--muted);
      font-size: 13px;
    }

    .panel-grid {
      position: relative;
      z-index: 1;
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 10px;
    }

    .metric {
      padding: 14px;
      border-radius: var(--radius-sm);
      background: rgba(8, 12, 16, 0.72);
      border: 1px solid rgba(170, 184, 198, 0.12);
      min-height: 88px;
    }

    .metric .value {
      display: block;
      margin-top: 4px;
      font-size: 28px;
      line-height: 1.05;
      font-weight: 800;
      letter-spacing: 0;
    }

    .metric .label {
      font-size: 12px;
      color: var(--muted);
    }

    .metric .delta {
      margin-top: 8px;
      font-size: 12px;
      color: #beeecb;
    }

    .metric[data-tone="magenta"] .delta {
      color: #ffb3e4;
    }

    .metric[data-tone="amber"] .delta {
      color: #ffdc8a;
    }

    .metric[data-tone="red"] .delta {
      color: #ffb2b2;
    }

    .trend-box {
      position: relative;
      z-index: 1;
      padding: 14px;
      border-radius: var(--radius-sm);
      background: rgba(8, 12, 16, 0.72);
      border: 1px solid rgba(170, 184, 198, 0.12);
    }

    .trend-head {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 10px;
      margin-bottom: 10px;
      color: var(--muted);
      font-size: 13px;
    }

    .trend-chart {
      width: 100%;
      height: 110px;
    }

    .trend-chart .grid {
      stroke: rgba(255, 255, 255, 0.06);
      stroke-width: 1;
    }

    .trend-chart .line {
      fill: none;
      stroke: var(--accent);
      stroke-width: 3;
      stroke-linecap: round;
      stroke-linejoin: round;
    }

    .trend-chart .area {
      fill: rgba(57, 244, 198, 0.08);
    }

    .trend-chart .accent-2 {
      fill: none;
      stroke: var(--accent-2);
      stroke-width: 2;
      stroke-linecap: round;
      stroke-linejoin: round;
      stroke-dasharray: 4 6;
      opacity: 0.85;
    }

    .lane-list {
      position: relative;
      z-index: 1;
      display: grid;
      gap: 10px;
    }

    .lane-item {
      display: grid;
      gap: 8px;
      padding: 12px 14px;
      border-radius: var(--radius-sm);
      background: rgba(8, 12, 16, 0.72);
      border: 1px solid rgba(170, 184, 198, 0.12);
    }

    .lane-row {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 10px;
      font-size: 13px;
    }

    .lane-row strong {
      font-weight: 700;
    }

    .bar {
      position: relative;
      height: 8px;
      border-radius: 999px;
      background: rgba(255, 255, 255, 0.06);
      overflow: hidden;
    }

    .bar span {
      position: absolute;
      inset: 0 auto 0 0;
      border-radius: inherit;
      background: linear-gradient(90deg, var(--accent), rgba(126, 247, 212, 0.62));
    }

    .stats-strip {
      padding: 14px 0 4px;
    }

    .stats-grid {
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 14px;
    }

    .stat-card {
      padding: 18px;
      border-radius: var(--radius);
      background: rgba(17, 24, 33, 0.88);
      border: 1px solid rgba(170, 184, 198, 0.12);
      box-shadow: var(--shadow-soft);
    }

    .stat-card .kicker {
      color: var(--muted);
      font-size: 13px;
      margin-bottom: 10px;
    }

    .stat-card .num {
      display: block;
      font-size: 30px;
      font-weight: 800;
      line-height: 1.05;
    }

    .stat-card .desc {
      margin-top: 8px;
      color: var(--soft);
      font-size: 13px;
    }

    .section {
      padding: 22px 0;
    }

    .section-card {
      padding: 22px;
    }

    .section-head {
      margin-bottom: 16px;
    }

    .section-head h2,
    .contact-head h2 {
      font-size: 24px;
      line-height: 1.2;
      font-weight: 800;
      letter-spacing: 0;
    }

    .section-head p,
    .contact-head p {
      margin-top: 8px;
      color: var(--muted);
      max-width: 58ch;
      font-size: 14px;
      line-height: 1.7;
    }

    .section-kicker {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 8px;
      color: #c8d7e2;
      font-size: 13px;
      font-weight: 700;
      text-transform: none;
    }

    .section-kicker::before {
      content: "";
      width: 10px;
      height: 2px;
      border-radius: 999px;
      background: linear-gradient(90deg, var(--accent), var(--accent-2));
    }

    .controls {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      justify-content: flex-end;
      align-items: center;
    }

    .chips {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }

    .chip {
      border-radius: 999px;
      transition: transform var(--transition), border-color var(--transition), background var(--transition), color var(--transition);
    }

    .chip.active[data-filter="全部"] {
      color: #071013;
      background: rgba(57, 244, 198, 0.92);
      border-color: transparent;
    }

    .chip.active[data-filter="热门"] {
      color: #071013;
      background: rgba(57, 244, 198, 0.92);
      border-color: transparent;
    }

    .chip.active[data-filter="推荐"] {
      color: #190611;
      background: rgba(255, 77, 200, 0.9);
      border-color: transparent;
    }

    .chip.active[data-filter="更新中"] {
      color: #2b1a00;
      background: rgba(255, 190, 74, 0.95);
      border-color: transparent;
    }

    .chip.active[data-filter="可查看"] {
      color: #081418;
      background: rgba(138, 244, 125, 0.95);
      border-color: transparent;
    }

    .sort-group {
      display: inline-flex;
      flex-wrap: wrap;
      gap: 8px;
    }

    .sort-btn {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      min-height: 36px;
      padding: 0 12px;
      border-radius: 999px;
      color: var(--muted);
      border: 1px solid var(--line);
      background: rgba(255,255,255,0.03);
      transition: transform var(--transition), border-color var(--transition), color var(--transition), background var(--transition);
    }

    .sort-btn.active {
      color: var(--text);
      border-color: rgba(57, 244, 198, 0.36);
      background: rgba(57, 244, 198, 0.08);
    }

    .matrix-layout {
      display: grid;
      grid-template-columns: minmax(0, 1.2fr) 350px;
      gap: 18px;
      align-items: start;
    }

    .entry-list {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 14px;
    }

    .entry-card {
      display: grid;
      gap: 12px;
      padding: 18px;
      border-radius: var(--radius);
      background: rgba(17, 24, 33, 0.92);
      border: 1px solid rgba(170, 184, 198, 0.12);
      box-shadow: var(--shadow-soft);
      transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition), background var(--transition);
      min-height: 214px;
    }

    .entry-card:hover {
      transform: translateY(-2px);
      border-color: rgba(57, 244, 198, 0.3);
      box-shadow: var(--shadow);
    }

    .entry-top {
      display: flex;
      align-items: flex-start;
      justify-content: space-between;
      gap: 12px;
    }

    .entry-top h3 {
      font-size: 18px;
      line-height: 1.25;
      font-weight: 800;
      letter-spacing: 0;
    }

    .entry-desc {
      color: var(--muted);
      font-size: 14px;
      line-height: 1.75;
    }

    .entry-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }

    .mini-stat-row {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 10px;
      align-items: stretch;
    }

    .mini-stat {
      padding: 12px 10px;
      border-radius: var(--radius-sm);
      background: rgba(8, 12, 16, 0.72);
      border: 1px solid rgba(170, 184, 198, 0.1);
      text-align: left;
    }

    .mini-stat strong {
      display: block;
      font-size: 16px;
      line-height: 1.1;
      font-weight: 800;
    }

    .mini-stat span {
      display: block;
      margin-top: 6px;
      color: var(--soft);
      font-size: 12px;
    }

    .card-actions {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      margin-top: auto;
    }

    .card-action {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      min-height: 38px;
      padding: 0 14px;
      border-radius: var(--radius-sm);
      color: #071013;
      background: linear-gradient(135deg, var(--accent), #7ef7d4);
      border: 1px solid rgba(126, 247, 212, 0.28);
      font-weight: 700;
      transition: transform var(--transition), box-shadow var(--transition);
    }

    .small-note {
      color: var(--soft);
      font-size: 12px;
    }

    .summary-card {
      position: sticky;
      top: 98px;
      padding: 20px;
    }

    .summary-top {
      padding-bottom: 14px;
      margin-bottom: 14px;
      border-bottom: 1px solid rgba(170, 184, 198, 0.12);
    }

    .summary-top h3 {
      font-size: 18px;
      font-weight: 800;
    }

    .summary-chip {
      color: #071013;
      background: linear-gradient(135deg, var(--accent), #7ef7d4);
      border: 0;
    }

    .summary-list {
      display: grid;
      gap: 12px;
    }

    .summary-row {
      display: grid;
      gap: 6px;
      padding: 12px 0;
      border-bottom: 1px solid rgba(170, 184, 198, 0.08);
    }

    .summary-row:last-child {
      border-bottom: 0;
      padding-bottom: 0;
    }

    .summary-row strong {
      font-size: 14px;
    }

    .summary-row span {
      color: var(--muted);
      font-size: 13px;
      line-height: 1.6;
    }

    .summary-actions {
      display: grid;
      gap: 10px;
      margin-top: 16px;
    }

    .btn-block {
      width: 100%;
    }

    .btn-ghost {
      color: var(--text);
      background: rgba(255, 255, 255, 0.03);
      border: 1px solid rgba(170, 184, 198, 0.16);
    }

    .compare-grid {
      display: grid;
      grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
      gap: 18px;
      align-items: start;
    }

    .compare-card {
      padding: 22px;
    }

    .compare-table {
      display: grid;
      gap: 12px;
    }

    .compare-headline {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
      color: var(--soft);
      font-size: 13px;
      margin-bottom: 2px;
    }

    .compare-row {
      display: grid;
      grid-template-columns: 1.05fr 1fr 1fr;
      gap: 12px;
      align-items: center;
      padding: 14px;
      border-radius: var(--radius-sm);
      background: rgba(8, 12, 16, 0.72);
      border: 1px solid rgba(170, 184, 198, 0.12);
    }

    .compare-row strong {
      font-size: 14px;
      line-height: 1.35;
    }

    .compare-row .compare-text {
      color: var(--muted);
      font-size: 13px;
      line-height: 1.6;
    }

    .compare-side {
      display: grid;
      gap: 12px;
    }

    .compare-side .stat-card {
      min-height: 0;
    }

    .compare-side .stat-card + .stat-card {
      margin-top: 0;
    }

    .compare-side .stat-card ul {
      margin: 10px 0 0;
      padding: 0;
      list-style: none;
      display: grid;
      gap: 10px;
    }

    .compare-side .stat-card li {
      display: flex;
      align-items: center;
      gap: 10px;
      color: var(--muted);
      font-size: 13px;
      line-height: 1.5;
    }

    .compare-side .stat-card li::before {
      content: "";
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--accent);
      box-shadow: 0 0 0 4px rgba(57, 244, 198, 0.12);
      flex: none;
    }

    .faq-grid {
      display: grid;
      gap: 12px;
    }

    details.faq-card {
      padding: 0;
      overflow: hidden;
    }

    details.faq-card summary {
      list-style: none;
      cursor: pointer;
      padding: 18px 20px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      font-weight: 700;
      font-size: 15px;
      color: var(--text);
    }

    details.faq-card summary::-webkit-details-marker {
      display: none;
    }

    details.faq-card summary .faq-icon {
      width: 34px;
      height: 34px;
      border-radius: 50%;
      border: 1px solid rgba(170, 184, 198, 0.16);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      color: var(--accent);
      background: rgba(255,255,255,0.03);
      flex: none;
      transition: transform var(--transition), background var(--transition);
    }

    details.faq-card[open] summary .faq-icon {
      transform: rotate(180deg);
      background: rgba(57, 244, 198, 0.08);
    }

    .faq-body {
      padding: 0 20px 20px;
      color: var(--muted);
      font-size: 14px;
      line-height: 1.8;
    }

    .contact-layout {
      display: grid;
      grid-template-columns: 0.92fr 1.08fr;
      gap: 18px;
      align-items: start;
    }

    .contact-card {
      padding: 22px;
    }

    .contact-badges {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-top: 16px;
    }

    .form-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 12px;
      margin-top: 10px;
    }

    .field {
      display: grid;
      gap: 8px;
    }

    .field.full {
      grid-column: 1 / -1;
    }

    .field label {
      font-size: 13px;
      color: #c9d6e0;
      font-weight: 700;
    }

    .help-line {
      font-size: 12px;
      color: var(--soft);
      line-height: 1.6;
    }

    .form-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      align-items: center;
      margin-top: 14px;
    }

    .form-note {
      font-size: 12px;
      color: var(--soft);
    }

    .submit-btn {
      min-width: 170px;
      min-height: 46px;
    }

    footer {
      margin-top: 24px;
      padding: 24px 0 28px;
      border-top: 1px solid rgba(170, 184, 198, 0.12);
      background: rgba(6, 10, 14, 0.9);
    }

    .footer-wrap {
      display: flex;
      gap: 24px;
      align-items: flex-start;
      justify-content: space-between;
    }

    .footer-left strong {
      display: block;
      font-size: 16px;
      font-weight: 800;
      line-height: 1.2;
      margin-bottom: 8px;
    }

    .footer-left p {
      max-width: 60ch;
      color: var(--muted);
      font-size: 14px;
      line-height: 1.7;
    }

    .site-technical {
      margin-top: 12px;
      color: var(--soft);
      font-size: 12px;
    }

    .footer-links {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      justify-content: flex-end;
      max-width: 420px;
    }

    .footer-links a {
      color: var(--muted);
      min-height: 34px;
      padding: 0 12px;
      border-radius: 999px;
      border: 1px solid rgba(170, 184, 198, 0.12);
      background: rgba(255,255,255,0.03);
      display: inline-flex;
      align-items: center;
      transition: color var(--transition), border-color var(--transition), background var(--transition), transform var(--transition);
    }

    .footer-links a:hover {
      color: var(--text);
      background: rgba(255,255,255,0.06);
      border-color: rgba(57, 244, 198, 0.26);
      transform: translateY(-1px);
    }

    .icon {
      width: 16px;
      height: 16px;
      stroke: currentColor;
      fill: none;
      stroke-width: 2;
      stroke-linecap: round;
      stroke-linejoin: round;
      flex: 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;
    }

    :focus-visible {
      outline: 2px solid rgba(57, 244, 198, 0.85);
      outline-offset: 2px;
    }

    .hidden {
      display: none !important;
    }

    @media (max-width: 1120px) {
      .hero-grid,
      .matrix-layout,
      .compare-grid,
      .contact-layout {
        grid-template-columns: 1fr;
      }

      .summary-card {
        position: static;
      }

      .stats-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }
    }

    @media (max-width: 860px) {
      .nav-links,
      .nav-cta {
        display: none;
      }

      .nav-toggle {
        display: inline-flex;
        margin-left: auto;
      }

      .mobile-menu.show {
        display: block;
      }

      .hero-copy h1 {
        max-width: none;
      }

      .entry-list {
        grid-template-columns: 1fr;
      }

      .compare-row {
        grid-template-columns: 1fr;
      }

      .compare-headline {
        display: none;
      }

      .form-grid {
        grid-template-columns: 1fr;
      }
    }

    @media (max-width: 620px) {
      .container {
        width: min(var(--max), calc(100% - 22px));
      }

      .header-bar {
        min-height: 68px;
        gap: 12px;
      }

      .brand {
        min-width: 0;
      }

      .brand strong {
        font-size: 15px;
      }

      .hero {
        padding-top: 22px;
      }

      .hero-copy,
      .hero-panel,
      .section-card,
      .summary-card,
      .compare-card,
      .contact-card {
        padding: 18px;
      }

      .hero-copy h1 {
        font-size: 34px;
      }

      .hero-copy .lead {
        font-size: 15px;
      }

      .stats-grid {
        grid-template-columns: 1fr;
      }

      .panel-grid {
        grid-template-columns: 1fr;
      }

      .mini-stat-row {
        grid-template-columns: 1fr;
      }

      .section-head,
      .panel-top,
      .summary-top,
      .contact-head {
        flex-direction: column;
        align-items: flex-start;
      }

      .controls {
        width: 100%;
        justify-content: flex-start;
      }

      .sort-group {
        width: 100%;
      }

      .sort-btn {
        flex: 1 1 auto;
        justify-content: center;
      }

      .card-actions {
        flex-direction: column;
        align-items: stretch;
      }

      .btn,
      .card-action,
      .nav-cta,
      .btn-primary,
      .btn-secondary,
      .btn-ghost {
        width: 100%;
      }

      .footer-wrap {
        flex-direction: column;
      }

      .footer-links {
        justify-content: flex-start;
      }
    }