/* roulang page: index */
:root{
  --bg-0:#070B14;
  --bg-1:#0D1424;
  --bg-2:#131C2F;
  --main:#2FE0C8;
  --main-d:#1FA894;
  --main-l:#6FF2DE;
  --accent:#FFB24D;
  --gray:#7C90AE;
  --t1:#E9EFF9;
  --t2:#A6B6CC;
  --t3:#6C7F99;
  --glass-bg:rgba(255,255,255,.06);
  --glass-line:rgba(255,255,255,.09);
  --line:rgba(255,255,255,.09);
  --glow:0 10px 30px -8px rgba(47,224,200,.5);
  --shadow-card:0 18px 40px -20px rgba(0,0,0,.65);
  --shadow-float:0 10px 30px -12px rgba(0,0,0,.8);
  --r-lg:20px;
  --r-md:14px;
  --r-sm:12px;
  --ease:220ms cubic-bezier(.2,.7,.3,1);
  --sec-pad:96px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--t1);
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body.drawer-open{overflow:hidden;}
img{max-width:100%;display:block;border-style:none;}
a{color:var(--main-l);text-decoration:none;transition:color var(--ease);}
a:hover{color:var(--main);}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;color:var(--t1);font-weight:700;line-height:1.25;letter-spacing:.2px;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--main);outline-offset:2px;border-radius:6px;}
.site-wrap{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding-left:32px;
  padding-right:32px;
}
.section{padding-top:var(--sec-pad);padding-bottom:var(--sec-pad);}
.section--tight{padding-top:64px;padding-bottom:64px;}
.section-alt{background:var(--bg-1);}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-size:12.5px;letter-spacing:2px;text-transform:uppercase;
  color:var(--main);font-weight:600;
}
.sec-head{max-width:760px;margin-bottom:44px;}
.sec-head h2{font-size:32px;margin-top:14px;}
.sec-head p{color:var(--t2);margin-top:14px;font-size:16px;}
.dots{
  width:21px;height:21px;flex:0 0 21px;
  background-image:radial-gradient(circle,var(--main) 1.5px,transparent 1.7px);
  background-size:7px 7px;
  background-repeat:repeat;
  opacity:.9;
}
.dots--gray{
  background-image:radial-gradient(circle,var(--gray) 1.5px,transparent 1.7px);
  opacity:.5;
}
.dots--accent{
  background-image:radial-gradient(circle,var(--accent) 1.5px,transparent 1.7px);
}
/* ===== 导航 ===== */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  background:rgba(7,11,20,.72);
  -webkit-backdrop-filter:blur(16px) saturate(120%);
  backdrop-filter:blur(16px) saturate(120%);
  border-bottom:1px solid var(--line);
  transition:box-shadow var(--ease),background var(--ease);
}
.site-header.scrolled{box-shadow:var(--shadow-float);background:rgba(7,11,20,.88);}
.nav-inner{
  display:flex;align-items:center;justify-content:space-between;
  height:72px;gap:24px;
}
.brand{display:flex;align-items:center;gap:12px;min-height:44px;}
.brand-text{display:flex;flex-direction:column;line-height:1.1;}
.brand-main{font-size:18px;font-weight:700;color:var(--t1);letter-spacing:.4px;}
.brand-sub{font-size:11.5px;color:var(--t3);letter-spacing:3px;margin-top:3px;}
.nav-links{display:flex;align-items:center;gap:6px;margin-left:auto;}
.nav-link{
  position:relative;
  display:inline-flex;align-items:center;
  height:44px;padding:0 14px;
  font-size:15px;color:var(--t2);
  border-radius:var(--r-sm);
  transition:color var(--ease),background var(--ease);
  white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:6px;height:2px;
  background:var(--main);border-radius:2px;
  transform:scaleX(0);transform-origin:left center;
  transition:transform var(--ease);
}
.nav-link:hover{color:var(--t1);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.active{color:var(--main);}
.nav-link.active::after{transform:scaleX(1);}
.nav-cta{
  margin-left:14px;
  display:inline-flex;align-items:center;justify-content:center;
  height:44px;padding:0 20px;
  border:1px solid rgba(47,224,200,.5);
  border-radius:999px;
  color:var(--main);
  font-size:14px;font-weight:600;
  transition:background var(--ease),color var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.nav-cta:hover{background:rgba(47,224,200,.12);color:var(--main-l);border-color:var(--main);box-shadow:var(--glow);}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  background:transparent;border:1px solid var(--line);border-radius:var(--r-sm);
  align-items:center;justify-content:center;flex-direction:column;gap:4px;
  cursor:pointer;padding:0;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--t1);border-radius:2px;transition:transform var(--ease),opacity var(--ease);}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}
.mobile-drawer{
  position:fixed;inset:60px 0 0 0;z-index:999;
  background:rgba(7,11,20,.97);
  -webkit-backdrop-filter:blur(18px);
  backdrop-filter:blur(18px);
  padding:20px 18px 32px;
  display:none;
  flex-direction:column;
  overflow-y:auto;
}
.mobile-drawer.open{display:flex;}
.mobile-drawer a.m-item{
  display:flex;align-items:center;justify-content:space-between;
  min-height:52px;padding:6px 16px;
  border-radius:var(--r-sm);
  color:var(--t2);font-size:16px;
  border:1px solid transparent;
}
.mobile-drawer a.m-item:hover,
.mobile-drawer a.m-item.active{color:var(--main);background:rgba(47,224,200,.07);border-color:rgba(47,224,200,.22);}
.mobile-drawer .m-item .arrow{color:var(--t3);font-size:15px;}
.mobile-drawer .m-cta{margin-top:18px;}
/* ===== 按钮 ===== */
.btn-main{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 26px;
  border:none;border-radius:var(--r-sm);
  background:linear-gradient(135deg,var(--main-l) 0%,var(--main) 45%,var(--main-d) 100%);
  color:#04211C;font-size:15px;font-weight:700;
  box-shadow:var(--glow);
  transition:transform var(--ease),box-shadow var(--ease),filter var(--ease);
  cursor:pointer;
}
.btn-main:hover{transform:translateY(-1px);box-shadow:0 16px 36px -8px rgba(47,224,200,.62);color:#04211C;}
.btn-main:active{transform:translateY(0);}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 24px;
  border:1px solid rgba(255,255,255,.16);
  border-radius:var(--r-sm);
  background:var(--glass-bg);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  backdrop-filter:blur(14px) saturate(120%);
  color:var(--t1);font-size:15px;font-weight:600;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.08);
  transition:border-color var(--ease),color var(--ease),transform var(--ease);
  cursor:pointer;
}
.btn-ghost:hover{border-color:var(--main);color:var(--main-l);transform:translateY(-1px);}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--main);font-size:14px;font-weight:600;
}
.link-arrow .ar{transition:transform var(--ease);display:inline-block;}
.link-arrow:hover .ar{transform:translateX(3px);}
/* ===== Hero ===== */
.hero{
  position:relative;
  padding-top:132px;padding-bottom:84px;
  background:
    radial-gradient(900px 460px at 12% -10%,rgba(47,224,200,.12),transparent 62%),
    radial-gradient(720px 420px at 92% 8%,rgba(31,168,148,.10),transparent 66%),
    var(--bg-0);
  overflow:hidden;
}
.hero::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(47,224,200,.32),transparent);
}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;}
.hero h1{font-size:44px;letter-spacing:-.4px;margin-top:18px;}
.hero h1 .hl{color:var(--main-l);}
.hero-sub{margin-top:18px;color:var(--t2);font-size:17px;max-width:540px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-stats{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));
  gap:18px;margin-top:44px;max-width:560px;
  border-top:1px solid var(--line);padding-top:24px;
}
.stat-num{font-size:24px;font-weight:700;color:var(--main);font-family:Inter,system-ui,sans-serif;letter-spacing:.5px;}
.stat-label{font-size:13px;color:var(--t3);margin-top:4px;}
.hero-card{
  position:relative;
  border-radius:var(--r-lg);
  border:1px solid var(--glass-line);
  background:var(--glass-bg);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  backdrop-filter:blur(14px) saturate(120%);
  box-shadow:var(--shadow-card),inset 0 1px 0 rgba(255,255,255,.08);
  padding:22px;
  overflow:hidden;
}
.hero-card-media{
  position:relative;
  border-radius:var(--r-md);
  overflow:hidden;
  aspect-ratio:4/3;
  border:1px solid var(--line);
}
.hero-card-media img{width:100%;height:100%;object-fit:cover;}
.hero-card-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,11,20,.30) 0%,rgba(7,11,20,.82) 100%);
}
.hero-card-title{
  position:absolute;left:20px;right:20px;bottom:18px;z-index:2;
}
.hero-card-title h2{font-size:20px;}
.hero-card-title p{font-size:13.5px;color:var(--t2);margin-top:6px;}
.hero-mini{
  position:relative;
  margin-top:16px;
  display:flex;align-items:center;gap:14px;
  padding:14px 16px;
  border-radius:var(--r-md);
  border:1px solid rgba(47,224,200,.22);
  background:rgba(47,224,200,.06);
}
.hero-mini .dots{position:absolute;right:12px;top:10px;opacity:.55;}
.hero-mini .kv{display:flex;flex-direction:column;gap:2px;min-width:0;}
.hero-mini .k{font-size:12px;color:var(--t3);letter-spacing:.6px;}
.hero-mini .v{font-size:15px;font-weight:700;color:var(--t1);}
.hero-mini .v.accent{color:var(--accent);}
/* ===== 理念 ===== */
.idea{
  display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;
}
.idea + .idea{margin-top:80px;}
.idea-media{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  border:1px solid var(--line);
  aspect-ratio:16/11;
  background:var(--bg-2);
  box-shadow:var(--shadow-card);
}
.idea-media img{width:100%;height:100%;object-fit:cover;}
.idea-media .tag-float{
  position:absolute;left:18px;bottom:18px;
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 14px;border-radius:999px;
  background:rgba(7,11,20,.78);
  border:1px solid rgba(47,224,200,.32);
  font-size:12.5px;color:var(--main-l);
  -webkit-backdrop-filter:blur(8px);
  backdrop-filter:blur(8px);
}
.idea-body h2{font-size:32px;margin-top:14px;}
.idea-body p{color:var(--t2);margin-top:16px;font-size:16px;}
.point-list{margin-top:26px;display:grid;gap:14px;}
.point-list li{
  display:flex;gap:12px;align-items:flex-start;
  font-size:15px;color:var(--t2);
}
.point-list li .dots{margin-top:6px;flex:0 0 21px;}
.point-list li strong{color:var(--t1);font-weight:600;}
/* ===== 常用入口 ===== */
.entry-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;}
.entry-card{
  position:relative;
  display:flex;flex-direction:column;
  border-radius:var(--r-md);
  border:1px solid var(--line);
  background:var(--bg-2);
  overflow:hidden;
  box-shadow:var(--shadow-card);
  transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.entry-card:hover{transform:translateY(-4px);border-color:rgba(47,224,200,.45);box-shadow:0 24px 46px -22px rgba(0,0,0,.8);}
.entry-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--bg-1);border-bottom:1px solid var(--line);}
.entry-thumb img{width:100%;height:100%;object-fit:cover;transition:transform 400ms cubic-bezier(.2,.7,.3,1);}
.entry-card:hover .entry-thumb img{transform:scale(1.04);}
.entry-body{padding:20px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.entry-body h3{font-size:18px;}
.entry-body p{font-size:14px;color:var(--t2);}
.entry-body .link-arrow{margin-top:auto;}
.badge-cat{
  display:inline-flex;align-items:center;
  padding:4px 10px;border-radius:999px;
  border:1px solid rgba(47,224,200,.45);
  color:var(--main);font-size:12.5px;line-height:1.4;
  background:transparent;
}
/* ===== Bento ===== */
.bento{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.b-card{
  position:relative;
  display:flex;flex-direction:column;
  border-radius:var(--r-md);
  border:1px solid var(--line);
  background:var(--bg-2);
  overflow:hidden;
  box-shadow:var(--shadow-card);
  transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.b-card:hover{transform:translateY(-4px);border-color:rgba(47,224,200,.42);box-shadow:0 24px 46px -22px rgba(0,0,0,.8);}
.b-large{grid-column:span 2;}
.b-long{grid-column:span 2;flex-direction:row;}
.b-thumb{position:relative;overflow:hidden;background:var(--bg-1);}
.b-large .b-thumb{aspect-ratio:3/2;border-bottom:1px solid var(--line);}
.b-large .b-thumb img,.b-long .b-thumb img{width:100%;height:100%;object-fit:cover;transition:transform 400ms cubic-bezier(.2,.7,.3,1);}
.b-card:hover .b-thumb img{transform:scale(1.04);}
.b-std .b-thumb{aspect-ratio:16/9;border-bottom:1px solid var(--line);}
.b-long .b-thumb{flex:0 0 42%;border-right:1px solid var(--line);}
.b-body{padding:22px 24px 24px;display:flex;flex-direction:column;gap:10px;flex:1;}
.b-body h3{font-size:20px;}
.b-large .b-body h3{font-size:22px;}
.b-std .b-body h3{font-size:18px;}
.b-body p{font-size:14.5px;color:var(--t2);}
.b-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;padding-top:6px;}
.b-time{font-size:14px;color:var(--accent);font-family:Inter,system-ui,sans-serif;}
/* ===== 最新信息 ===== */
.news-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;}
.news-card{
  position:relative;
  display:block;
  padding:22px 24px 20px;
  border-radius:var(--r-md);
  border:1px solid var(--line);
  background:var(--bg-2);
  transition:border-color var(--ease),transform var(--ease),background var(--ease);
  overflow:hidden;
}
.news-card::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:2px;
  background:var(--main);transform:scaleY(0);transform-origin:top center;
  transition:transform var(--ease);
}
.news-card:hover{border-color:rgba(47,224,200,.42);transform:translateY(-3px);background:#16202F;}
.news-card:hover::before{transform:scaleY(1);}
.news-card h3{font-size:18px;color:var(--t1);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color var(--ease);}
.news-card:hover h3{color:var(--main-l);}
.news-card p{
  margin-top:10px;font-size:14px;color:var(--t2);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-foot{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-top:16px;}
.news-time{font-size:14px;color:var(--accent);font-family:Inter,system-ui,sans-serif;}
.empty-box{
  grid-column:1 / -1;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  padding:52px 24px;
  border:1px dashed rgba(124,144,174,.4);
  border-radius:var(--r-lg);
  background:rgba(255,255,255,.02);
  text-align:center;
}
.empty-box .dots{width:35px;height:35px;flex:0 0 35px;background-size:11px 11px;opacity:.45;}
.empty-box p{color:var(--t3);font-size:14.5px;}
/* ===== 数字背书 ===== */
.trust-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;}
.trust-item{
  padding:26px 24px;
  border-radius:var(--r-md);
  border:1px solid var(--line);
  background:var(--bg-2);
  transition:border-color var(--ease),transform var(--ease);
}
.trust-item:hover{border-color:rgba(47,224,200,.35);transform:translateY(-3px);}
.trust-item .num{font-size:32px;font-weight:700;color:var(--main);font-family:Inter,system-ui,sans-serif;letter-spacing:.5px;}
.trust-item .num small{font-size:15px;color:var(--t2);margin-left:4px;font-weight:600;}
.trust-item .lbl{margin-top:8px;font-size:14px;color:var(--t2);}
.trust-strip{
  margin-top:28px;
  display:flex;flex-wrap:wrap;align-items:center;gap:14px 28px;
  padding:18px 24px;
  border-radius:var(--r-md);
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
}
.trust-strip span{font-size:13.5px;color:var(--t2);display:inline-flex;align-items:center;gap:10px;}
.trust-strip .dots{width:14px;height:14px;flex:0 0 14px;background-size:5px 5px;opacity:.7;}
/* ===== FAQ ===== */
.faq-wrap{max-width:920px;}
.accordion-item{
  background:transparent;
  border:1px solid var(--line);
  border-radius:var(--r-md) !important;
  overflow:hidden;
  margin-bottom:10px;
  transition:border-color var(--ease),box-shadow var(--ease);
}
.accordion-item:has(.accordion-button:not(.collapsed)){
  border-color:rgba(47,224,200,.45);
  box-shadow:0 0 0 1px rgba(47,224,200,.12),0 14px 34px -22px rgba(47,224,200,.5);
}
.accordion-button{
  background:transparent !important;
  color:var(--t1) !important;
  font-size:17px;font-weight:600;
  padding:20px 22px;
  box-shadow:none !important;
  line-height:1.5;
}
.accordion-button:hover{color:var(--main-l) !important;}
.accordion-button:not(.collapsed){color:var(--main-l) !important;background:rgba(47,224,200,.05) !important;}
.accordion-button::after{
  background-image:none !important;
  content:"+";
  width:24px;height:24px;flex:0 0 24px;
  display:flex;align-items:center;justify-content:center;
  border-radius:999px;
  background-color:rgba(47,224,200,.12) !important;
  color:var(--main);
  font-size:16px;font-weight:700;line-height:1;
  transition:transform var(--ease),background-color var(--ease);
}
.accordion-button:not(.collapsed)::after{
  content:"−";
  transform:rotate(0deg);
  background-color:rgba(47,224,200,.2) !important;
}
.accordion-body{
  padding:0 22px 22px;
  font-size:15px;line-height:1.8;color:var(--t2);
}
/* ===== CTA ===== */
.cta-panel{
  position:relative;
  border-radius:var(--r-lg);
  border:1px solid var(--glass-line);
  background:var(--glass-bg);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  backdrop-filter:blur(14px) saturate(120%);
  box-shadow:var(--shadow-card),inset 0 1px 0 rgba(255,255,255,.08);
  padding:48px;
  overflow:hidden;
}
.cta-panel::before{
  content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;
  background-image:radial-gradient(circle,rgba(47,224,200,.5) 1.5px,transparent 1.7px);
  background-size:16px 16px;
  opacity:.35;pointer-events:none;
}
.cta-grid{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center;position:relative;z-index:2;}
.cta-panel h2{font-size:32px;}
.cta-panel p{color:var(--t2);margin-top:14px;font-size:15.5px;}
.sub-form{display:flex;gap:12px;align-items:flex-start;flex-wrap:wrap;}
.sub-form .field{flex:1 1 240px;min-width:0;}
.sub-form input[type="text"]{
  width:100%;height:48px;
  padding:0 16px;
  border-radius:var(--r-sm);
  border:1px solid rgba(255,255,255,.14);
  background:var(--bg-1);
  color:var(--t1);
  font-size:15px;
  transition:border-color var(--ease),box-shadow var(--ease);
}
.sub-form input[type="text"]::placeholder{color:var(--t3);}
.sub-form input[type="text"]:focus{
  outline:none;
  border-color:var(--main);
  box-shadow:0 0 0 3px rgba(47,224,200,.18);
}
.form-hint{margin-top:12px;font-size:12.5px;color:var(--t3);}
.form-hint.warn{color:var(--accent);}
/* ===== 页脚 ===== */
.site-footer{
  border-top:1px solid var(--line);
  background:var(--bg-1);
  padding-top:64px;
  margin-top:0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1fr;
  gap:40px;
  padding-bottom:48px;
}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{font-size:14px;color:var(--t2);max-width:320px;}
.footer-dots{margin-top:22px;}
.footer-col h4{font-size:15px;color:var(--t1);margin-bottom:16px;font-weight:600;}
.footer-col li + li{margin-top:10px;}
.footer-col a{font-size:14px;color:var(--t2);transition:color var(--ease);}
.footer-col a:hover{color:var(--main);}
.footer-bottom{
  border-top:1px solid var(--line);
  padding:22px 0 28px;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
}
.footer-bottom p{font-size:13px;color:var(--t3);}
.footer-bottom .meta{font-size:13px;color:var(--t3);}
/* ===== 响应式 ===== */
@media (max-width:1199.98px){
  .site-wrap{padding-left:28px;padding-right:28px;}
  .hero h1{font-size:38px;}
  .hero-grid{gap:36px;}
  .nav-link{padding:0 10px;font-size:14.5px;}
  .entry-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .trust-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (max-width:991.98px){
  :root{--sec-pad:72px;}
  .site-wrap{padding-left:24px;padding-right:24px;}
  .nav-links,.nav-cta{display:none;}
  .nav-toggle{display:flex;}
  .nav-inner{height:60px;}
  .hero{padding-top:104px;padding-bottom:64px;}
  .hero-grid{grid-template-columns:1fr;gap:40px;}
  .hero h1{font-size:34px;}
  .hero-sub{max-width:none;}
  .hero-stats{max-width:none;}
  .idea{grid-template-columns:1fr;gap:32px;}
  .idea.rev .idea-media{order:2;}
  .idea + .idea{margin-top:56px;}
  .bento{grid-template-columns:repeat(2,minmax(0,1fr));}
  .b-large,.b-long{grid-column:span 2;}
  .b-long{flex-direction:row;}
  .news-list{grid-template-columns:1fr;}
  .cta-grid{grid-template-columns:1fr;gap:28px;}
  .cta-panel{padding:36px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .sec-head h2,.idea-body h2,.cta-panel h2{font-size:26px;}
}
@media (max-width:767.98px){
  :root{--sec-pad:56px;}
  .site-wrap{padding-left:18px;padding-right:18px;}
  .hero{padding-top:92px;}
  .hero h1{font-size:30px;}
  .hero-sub{font-size:16px;}
  .hero-stats{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:32px;}
  .stat-num{font-size:20px;}
  .stat-label{font-size:12px;}
  .btn-main,.btn-ghost{min-height:48px;padding:0 20px;font-size:14.5px;width:100%;}
  .hero-actions{gap:10px;}
  .entry-grid{grid-template-columns:1fr;}
  .bento{grid-template-columns:1fr;}
  .b-large,.b-long{grid-column:span 1;}
  .b-long{flex-direction:column;}
  .b-long .b-thumb{flex:none;aspect-ratio:16/9;border-right:none;border-bottom:1px solid var(--line);}
  .trust-grid{grid-template-columns:1fr;}
  .cta-panel{padding:26px 20px;}
  .footer-grid{grid-template-columns:1fr;}
  .sec-head{margin-bottom:32px;}
  .idea-body h2,.sec-head h2,.cta-panel h2{font-size:24px;}
  .sub-form .field{flex:1 1 100%;}
  .sub-form .btn-main{width:100%;}
  .accordion-button{font-size:16px;padding:18px 16px;}
  .accordion-body{padding:0 16px 18px;}
}
@media (max-width:519.98px){
  .hero h1{font-size:27px;line-height:1.3;}
  .hero-stats{grid-template-columns:1fr;gap:14px;padding-top:18px;}
  .hero-stats > div{display:flex;align-items:baseline;gap:10px;}
  .stat-label{margin-top:0;}
  .news-foot{flex-direction:column;align-items:flex-start;gap:8px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}

/* roulang page: article */
:root{
  --bg-0:#070B14;
  --bg-1:#0D1424;
  --bg-2:#131C2F;
  --primary:#2FE0C8;
  --primary-d:#1FA894;
  --primary-l:#6FF2DE;
  --accent:#FFB24D;
  --neutral:#7C90AE;
  --text:#E9EFF9;
  --text-2:#A6B6CC;
  --text-3:#6C7F99;
  --glass:rgba(255,255,255,0.06);
  --glass-line:rgba(255,255,255,0.09);
  --r-lg:20px;
  --r-md:14px;
  --r-sm:12px;
  --r-pill:999px;
  --shadow-card:0 18px 40px -20px rgba(0,0,0,0.65);
  --shadow-nav:0 10px 30px -12px rgba(0,0,0,0.8);
  --glow:0 10px 30px -8px rgba(47,224,200,0.5);
  --ease:cubic-bezier(.2,.7,.3,1);
  --t:220ms var(--ease);
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  padding-top:72px;
  background:
    radial-gradient(900px 520px at 82% -10%, rgba(47,224,200,0.10), transparent 62%),
    radial-gradient(700px 420px at 4% 6%, rgba(31,168,148,0.10), transparent 60%),
    var(--bg-0);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
a{color:inherit;text-decoration:none;transition:color var(--t),border-color var(--t),background-color var(--t);}
img{max-width:100%;display:block;}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px;}
.site-wrap{max-width:1240px;margin:0 auto;padding:0 32px;}

/* 九点网格母题 */
.dots{
  width:18px;height:18px;flex:0 0 18px;display:inline-block;
  background-image:radial-gradient(circle,var(--primary) 1.3px,transparent 1.5px);
  background-size:6px 6px;background-position:0 0;
}
.dots--gray{background-image:radial-gradient(circle,rgba(124,144,174,.85) 1.3px,transparent 1.5px);}
.dots--accent{background-image:radial-gradient(circle,var(--accent) 1.3px,transparent 1.5px);}

/* 顶部导航 */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:200;height:72px;
  background:rgba(7,11,20,.72);
  -webkit-backdrop-filter:blur(16px) saturate(120%);
  backdrop-filter:blur(16px) saturate(120%);
  border-bottom:1px solid var(--glass-line);
  box-shadow:var(--shadow-nav);
}
.header-inner{height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px;}
.brand{display:inline-flex;align-items:center;gap:10px;min-height:44px;}
.brand-text{display:inline-flex;align-items:baseline;gap:7px;}
.brand-main{font-size:19px;font-weight:700;letter-spacing:.02em;color:var(--text);}
.brand-sub{font-size:12.5px;font-weight:500;color:var(--primary);letter-spacing:.14em;}
.nav-links{display:flex;align-items:center;gap:2px;}
.nav-link{
  position:relative;display:inline-flex;align-items:center;height:44px;padding:0 14px;
  font-size:15px;color:var(--text-2);border-radius:10px;white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:7px;height:2px;
  background:var(--primary);border-radius:2px;
  transform:scaleX(0);transform-origin:left center;transition:transform var(--t);
}
.nav-link:hover{color:var(--text);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.active{color:var(--primary);}
.nav-link.active::after{transform:scaleX(1);}
.nav-cta{
  display:inline-flex;align-items:center;gap:8px;height:40px;padding:0 18px;
  border:1px solid rgba(47,224,200,.55);border-radius:var(--r-pill);
  color:var(--primary);font-size:14px;background:rgba(47,224,200,.06);
}
.nav-cta:hover{background:rgba(47,224,200,.14);border-color:var(--primary);box-shadow:var(--glow);}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--glass-line);border-radius:var(--r-sm);
  background:var(--glass);align-items:center;justify-content:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--text);border-radius:2px;position:relative;}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--text);border-radius:2px;transition:transform var(--t);
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

/* 面包屑 */
.crumbbar{padding:42px 0 0;}
.breadcrumb-nav{display:flex;align-items:center;flex-wrap:wrap;gap:10px;font-size:14px;color:var(--text-3);}
.breadcrumb-nav a{color:var(--text-3);}
.breadcrumb-nav a:hover{color:var(--primary);}
.crumb-sep{width:4px;height:4px;border-radius:50%;background:var(--neutral);opacity:.8;flex:0 0 4px;}
.crumb-current{color:var(--text-2);max-width:min(560px,70vw);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* 文章头部 */
.article-head{padding:26px 0 0;}
.head-inner{max-width:860px;margin:0 auto;}
.chip{
  display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:var(--r-pill);
  border:1px solid rgba(47,224,200,.4);color:var(--primary);font-size:12.5px;line-height:1.6;
  background:rgba(47,224,200,.06);
}
.article-title{
  margin-top:18px;font-size:44px;line-height:1.28;letter-spacing:-.01em;font-weight:700;color:var(--text);
}
.article-meta{
  display:flex;align-items:center;flex-wrap:wrap;gap:14px;margin-top:20px;
  padding-bottom:26px;border-bottom:1px solid var(--glass-line);
  font-size:14px;color:var(--text-3);
}
.meta-time{color:var(--accent);font-variant-numeric:tabular-nums;}
.meta-dot{width:4px;height:4px;border-radius:50%;background:var(--neutral);opacity:.7;}
.meta-item{display:inline-flex;align-items:center;gap:7px;}

/* 正文 */
.article-body{padding:8px 0 0;}
.prose-shell{max-width:820px;margin:0 auto;padding:34px 0 64px;}
.prose{font-size:17px;line-height:1.85;color:var(--text-2);}
.prose > *:first-child{margin-top:0;}
.prose h1,.prose h2,.prose h3,.prose h4{color:var(--text);font-weight:700;line-height:1.35;}
.prose h1{font-size:30px;margin:40px 0 16px;}
.prose h2{
  font-size:32px;margin:48px 0 18px;padding-left:16px;border-left:3px solid var(--primary);
  font-size:clamp(24px,3.4vw,32px);
}
.prose h3{font-size:22px;margin:34px 0 12px;color:var(--primary);}
.prose h4{font-size:18px;margin:26px 0 10px;}
.prose p{margin:0 0 20px;}
.prose strong{color:var(--text);font-weight:600;}
.prose a{color:var(--primary-l);border-bottom:1px solid rgba(111,242,222,.4);}
.prose a:hover{color:var(--primary);border-bottom-color:var(--primary);}
.prose ul,.prose ol{margin:0 0 22px;padding-left:8px;}
.prose li{position:relative;padding-left:22px;line-height:1.9;margin-bottom:8px;}
.prose li::before{
  content:"";position:absolute;left:0;top:.82em;width:6px;height:6px;border-radius:50%;
  background:var(--primary);opacity:.85;
}
.prose ol{counter-reset:pl;}
.prose ol li::before{
  counter-increment:pl;content:counter(pl);top:.12em;width:auto;height:auto;background:none;
  color:var(--primary);font-size:13px;font-weight:700;
}
.prose blockquote{
  margin:28px 0;padding:20px 24px;background:var(--bg-2);
  border-left:2px solid var(--primary);border-radius:0 var(--r-md) var(--r-md) 0;
  color:var(--text-2);font-size:16px;
}
.prose blockquote p:last-child{margin-bottom:0;}
.prose img{
  width:100%;height:auto;margin:26px 0;border-radius:var(--r-md);
  border:1px solid var(--glass-line);
}
.prose figure{margin:26px 0;}
.prose figcaption{font-size:13px;color:var(--text-3);margin-top:10px;text-align:center;}
.prose table{
  width:100%;border-collapse:collapse;margin:26px 0;font-size:15px;
  border:1px solid var(--glass-line);border-radius:var(--r-md);overflow:hidden;
}
.prose thead th{background:var(--bg-2);color:var(--text);font-weight:600;}
.prose th,.prose td{padding:12px 16px;border-bottom:1px solid var(--glass-line);text-align:left;}
.prose tbody tr:last-child td{border-bottom:0;}
.prose hr{border:0;height:1px;background:var(--glass-line);margin:36px 0;}
.prose code{
  background:var(--bg-2);color:var(--primary-l);padding:2px 6px;border-radius:6px;font-size:14px;
}

/* 文末操作区 */
.article-end{
  max-width:820px;margin:0 auto;padding:22px 0 0;
  border-top:1px solid var(--glass-line);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
}
.link-btn{
  display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:0 4px;
  font-size:15px;color:var(--text-2);
}
.link-btn .arrow{transition:transform var(--t);display:inline-block;}
.link-btn:hover{color:var(--primary);}
.link-btn:hover .arrow{transform:translateX(3px);}
.ghost-btn{
  display:inline-flex;align-items:center;gap:8px;height:44px;padding:0 20px;
  border:1px solid var(--glass-line);border-radius:var(--r-sm);background:var(--glass);
  color:var(--text-2);font-size:14px;transition:border-color var(--t),color var(--t),background-color var(--t);
}
.ghost-btn:hover{border-color:var(--primary);color:var(--text);background:rgba(47,224,200,.08);}

/* 相关推荐 */
.related{padding:64px 0 96px;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px;}
.section-head h2{font-size:26px;font-weight:700;color:var(--text);display:flex;align-items:center;gap:12px;}
.section-head p{font-size:14px;color:var(--text-3);}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.rec-card{
  display:flex;flex-direction:column;background:var(--bg-2);border:1px solid var(--glass-line);
  border-radius:var(--r-md);overflow:hidden;box-shadow:var(--shadow-card);
  transition:transform var(--t),border-color var(--t),box-shadow var(--t);
}
.rec-card:hover{transform:translateY(-4px);border-color:rgba(47,224,200,.45);box-shadow:0 22px 44px -22px rgba(0,0,0,.8);}
.rec-media{position:relative;aspect-ratio:3/2;overflow:hidden;background:var(--bg-1);}
.rec-media img{width:100%;height:100%;object-fit:cover;transition:transform 320ms var(--ease);}
.rec-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,11,20,0) 40%,rgba(7,11,20,.72) 100%);
}
.rec-card:hover .rec-media img{transform:scale(1.04);}
.rec-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.rec-body h3{font-size:18px;font-weight:600;color:var(--text);line-height:1.45;}
.rec-body p{font-size:14px;color:var(--text-2);line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.rec-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;padding-top:12px;}
.rec-foot .chip{font-size:12.5px;}
.rec-foot .go{color:var(--primary);font-size:13px;display:inline-flex;align-items:center;gap:6px;}
.rec-card:hover .go .arrow{transform:translateX(3px);}
.go .arrow{display:inline-block;transition:transform var(--t);}

/* 空态 */
.empty-state{
  max-width:760px;margin:56px auto 96px;padding:56px 28px;text-align:center;
  border:1px dashed rgba(124,144,174,.5);border-radius:16px;background:rgba(13,20,36,.6);
}
.empty-state .dots{width:36px;height:36px;flex:0 0 36px;background-size:12px 12px;opacity:.55;}
.empty-state h1{font-size:26px;margin:18px 0 10px;color:var(--text);}
.empty-state p{font-size:15px;color:var(--text-3);margin-bottom:24px;}
.primary-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;height:46px;padding:0 26px;
  border-radius:var(--r-sm);color:#04211C;font-size:15px;font-weight:600;
  background:linear-gradient(135deg,var(--primary-l),var(--primary) 46%,var(--primary-d));
  box-shadow:var(--glow);transition:transform var(--t),box-shadow var(--t);
}
.primary-btn:hover{transform:translateY(-1px);box-shadow:0 14px 36px -6px rgba(47,224,200,.55);}
.primary-btn:active{transform:translateY(0);}

/* 页脚 */
.site-footer{border-top:1px solid var(--glass-line);background:var(--bg-1);padding:64px 0 28px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{font-size:14px;line-height:1.85;color:var(--text-3);max-width:320px;}
.footer-dots{margin-top:20px;}
.footer-col h4{font-size:15px;font-weight:600;color:var(--text);margin-bottom:16px;}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul a{font-size:14px;color:var(--text-3);}
.footer-col ul a:hover{color:var(--primary);}
.footer-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid var(--glass-line);
  display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);
}
.footer-bottom .meta{color:var(--text-3);opacity:.85;}

@media (max-width:1199px){
  .site-wrap{padding:0 24px;}
  .article-title{font-size:38px;}
}
@media (max-width:991px){
  body{padding-top:60px;}
  .site-header,.header-inner{height:60px;}
  .site-wrap{padding:0 24px;}
  .nav-toggle{display:inline-flex;}
  .nav-cta{display:none;}
  .nav-links{
    position:fixed;top:60px;left:0;right:0;bottom:0;
    flex-direction:column;align-items:stretch;gap:4px;padding:20px 24px 32px;
    background:rgba(7,11,20,.98);
    border-top:1px solid var(--glass-line);
    opacity:0;pointer-events:none;transform:translateY(-10px);
    transition:opacity var(--t),transform var(--t);
    overflow-y:auto;
  }
  .nav-link{height:56px;padding:0 16px;font-size:16px;justify-content:space-between;background:var(--glass);border:1px solid var(--glass-line);}
  .nav-link::after{display:none;}
  .nav-link::before{content:"›";order:2;color:var(--text-3);font-size:20px;line-height:1;}
  body.nav-open .nav-links{opacity:1;pointer-events:auto;transform:none;}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .article-title{font-size:32px;}
  .prose{font-size:16px;}
  .prose h2{font-size:24px;}
  .prose h3{font-size:20px;}
}
@media (max-width:767px){
  .site-wrap{padding:0 18px;}
  .article-title{font-size:30px;line-height:1.3;}
  .crumb-current{max-width:100%;}
  .related{padding:48px 0 72px;}
  .card-grid{grid-template-columns:1fr;}
  .section-head h2{font-size:22px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
  .article-end{flex-direction:column;align-items:flex-start;}
}
@media (max-width:575px){
  .crumbbar{padding-top:28px;}
  .prose-shell{padding:26px 0 48px;}
  .prose h2{font-size:22px;}
  .prose blockquote{padding:16px 18px;}
}

/* roulang page: category1 */
:root{
  --bg-0:#070B14;
  --bg-1:#0D1424;
  --bg-2:#131C2F;
  --primary:#2FE0C8;
  --primary-dark:#1FA894;
  --primary-light:#6FF2DE;
  --accent:#FFB24D;
  --gray:#7C90AE;
  --text:#E9EFF9;
  --text-2:#A6B6CC;
  --text-3:#6C7F99;
  --line:rgba(255,255,255,.09);
  --glass:rgba(255,255,255,.06);
  --r-lg:20px;
  --r-md:14px;
  --r-sm:12px;
  --shadow-card:0 18px 40px -20px rgba(0,0,0,.65);
  --shadow-float:0 10px 30px -12px rgba(0,0,0,.8);
  --glow:0 10px 30px -8px rgba(47,224,200,.5);
  --ease:220ms cubic-bezier(.2,.7,.3,1);
  --sect:96px;
  --font:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",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;
  background:var(--bg-0);
  color:var(--text);
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border-radius:var(--r-md);}
a{color:inherit;text-decoration:none;transition:color var(--ease),border-color var(--ease),background var(--ease);}
a:hover{color:var(--primary-light);}
h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:700;letter-spacing:.2px;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;}
::selection{background:rgba(47,224,200,.28);color:#fff;}

.site-wrap{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding-left:32px;
  padding-right:32px;
}

/* ---------- 九点网格母题 ---------- */
.dots{
  display:inline-block;
  width:28px;height:28px;
  flex:0 0 auto;
  background-image:radial-gradient(circle,var(--primary) 1.6px,transparent 1.8px);
  background-size:9px 9px;
  background-position:1px 1px;
  opacity:.95;
}
.dots--gray{background-image:radial-gradient(circle,var(--gray) 1.6px,transparent 1.8px);opacity:.6;}
.dots--xl{width:180px;height:180px;background-size:56px 56px;background-image:radial-gradient(circle,var(--primary) 3.4px,transparent 3.8px);opacity:.5;}
.dots--sm{width:18px;height:18px;background-size:6px 6px;background-image:radial-gradient(circle,var(--primary-light) 1.2px,transparent 1.4px);}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:fixed;
  inset:0 0 auto 0;
  z-index:1000;
  background:rgba(7,11,20,.72);
  -webkit-backdrop-filter:blur(16px) saturate(120%);
  backdrop-filter:blur(16px) saturate(120%);
  border-bottom:1px solid var(--line);
  box-shadow:var(--shadow-float);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  height:72px;
}
.brand{display:inline-flex;align-items:center;gap:10px;min-height:44px;}
.brand-text{display:flex;align-items:baseline;gap:4px;}
.brand-main{font-size:19px;font-weight:800;letter-spacing:.6px;color:var(--text);}
.brand-sub{font-size:12.5px;font-weight:600;color:var(--primary);letter-spacing:2px;}
.brand:hover .brand-main{color:var(--primary-light);}
.nav-links{display:flex;align-items:center;gap:6px;}
.nav-link{
  position:relative;
  display:inline-flex;
  align-items:center;
  min-height:44px;
  padding:0 14px;
  font-size:15px;
  color:var(--text-2);
  border-radius:var(--r-sm);
}
.nav-link::after{
  content:"";
  position:absolute;
  left:14px;right:14px;bottom:8px;
  height:2px;
  width:0;
  background:var(--primary);
  border-radius:2px;
  transition:width var(--ease);
}
.nav-link:hover{color:var(--text);}
.nav-link:hover::after{width:24px;}
.nav-link.active{color:var(--primary);}
.nav-link.active::after{width:24px;}
.header-actions{display:flex;align-items:center;gap:12px;}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:44px;
  padding:0 22px;
  font-size:15px;
  font-weight:600;
  border-radius:var(--r-sm);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease),color var(--ease),background var(--ease);
  white-space:nowrap;
}
.btn-primary-glow{
  background:linear-gradient(135deg,var(--primary),var(--primary-dark));
  color:#04211C;
  box-shadow:var(--glow);
}
.btn-primary-glow:hover{
  color:#04211C;
  transform:translateY(-1px);
  box-shadow:0 16px 36px -8px rgba(47,224,200,.6);
}
.btn-glass{
  background:var(--glass);
  border:1px solid var(--line);
  color:var(--text);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  backdrop-filter:blur(14px) saturate(120%);
}
.btn-glass:hover{border-color:var(--primary);color:var(--primary-light);}
.btn-sm{min-height:38px;padding:0 16px;font-size:14px;border-radius:999px;}
.header-cta{
  border:1px solid rgba(47,224,200,.55);
  color:var(--primary);
  background:rgba(47,224,200,.07);
  border-radius:999px;
  min-height:38px;
  padding:0 18px;
  font-size:14px;
  display:inline-flex;
  align-items:center;
}
.header-cta:hover{
  color:#04211C;
  background:linear-gradient(135deg,var(--primary),var(--primary-dark));
  border-color:transparent;
  box-shadow:var(--glow);
}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  border-radius:var(--r-sm);
  border:1px solid var(--line);
  background:var(--glass);
  align-items:center;
  justify-content:center;
  flex-direction:column;
  gap:4px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--text);border-radius:2px;transition:transform var(--ease),opacity var(--ease);}
.nav-toggle.is-open span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.nav-toggle.is-open span:nth-child(2){opacity:0;}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}

.mobile-drawer{
  display:none;
  position:fixed;
  top:60px;left:0;right:0;bottom:0;
  background:rgba(7,11,20,.98);
  -webkit-backdrop-filter:blur(18px);
  backdrop-filter:blur(18px);
  padding:20px 18px 28px;
  overflow-y:auto;
  z-index:999;
}
.mobile-drawer.is-open{display:flex;flex-direction:column;}
.drawer-links{display:flex;flex-direction:column;gap:4px;margin-bottom:20px;}
.drawer-link{
  display:flex;
  align-items:center;
  justify-content:space-between;
  min-height:52px;
  padding:0 14px;
  border-radius:var(--r-sm);
  border:1px solid transparent;
  color:var(--text-2);
  font-size:16px;
}
.drawer-link:hover,.drawer-link.active{
  color:var(--primary);
  background:rgba(47,224,200,.07);
  border-color:rgba(47,224,200,.3);
}
.drawer-link .arrow{color:var(--gray);font-size:15px;}
.mobile-drawer .btn{width:100%;margin-top:auto;}

main{padding-top:72px;}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  padding:72px 0 64px;
  background:
    radial-gradient(700px 320px at 82% -10%,rgba(47,224,200,.14),transparent 70%),
    linear-gradient(180deg,var(--bg-1),var(--bg-0));
  border-bottom:1px solid var(--line);
  overflow:hidden;
}
.hero-grid{
  display:grid;
  grid-template-columns:1fr auto;
  gap:32px;
  align-items:center;
  min-height:230px;
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12.5px;
  letter-spacing:1.6px;
  color:var(--primary);
  border:1px solid rgba(47,224,200,.35);
  border-radius:999px;
  padding:4px 12px;
  margin-bottom:18px;
}
.hero h1{
  font-size:44px;
  margin-bottom:14px;
}
.hero-sub{
  max-width:640px;
  font-size:16px;
  color:var(--text-2);
  line-height:1.8;
}
.hero-stats{
  display:flex;
  flex-wrap:wrap;
  gap:12px 36px;
  margin-top:28px;
  padding-top:22px;
  border-top:1px solid var(--line);
}
.stat{display:flex;flex-direction:column;gap:2px;}
.stat-num{font-size:20px;font-weight:800;color:var(--accent);letter-spacing:.4px;}
.stat-label{font-size:12.5px;color:var(--text-3);}
.hero-deco{
  display:flex;
  align-items:center;
  justify-content:center;
  padding:18px;
  border-radius:var(--r-lg);
  border:1px solid var(--line);
  background:var(--glass);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  backdrop-filter:blur(14px) saturate(120%);
  inset 0 1px 0 rgba(255,255,255,.08);
  box-shadow:var(--shadow-card);
}

/* ---------- 通用板块 ---------- */
.section{padding:var(--sect) 0;}
.section--alt{background:var(--bg-1);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:720px;margin-bottom:40px;}
.section-head h2{font-size:32px;margin-bottom:12px;}
.section-head p{color:var(--text-2);font-size:15.5px;}
.section-head .dots--sm{margin-bottom:12px;}

/* ---------- 版本列表 ---------- */
.version-list{
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  background:var(--bg-2);
  box-shadow:var(--shadow-card);
  overflow:hidden;
}
.version-row{
  display:grid;
  grid-template-columns:120px 120px 1fr 32px;
  align-items:center;
  gap:20px;
  padding:22px 26px;
  border-bottom:1px solid var(--line);
  transition:background var(--ease),border-color var(--ease);
}
.version-row:last-child{border-bottom:0;}
.version-row:hover{background:rgba(47,224,200,.05);}
.v-num{
  font-size:17px;
  font-weight:800;
  color:var(--primary);
  letter-spacing:.6px;
  font-family:Inter,system-ui,var(--font);
}
.v-date{
  font-size:14px;
  color:var(--accent);
  font-family:Inter,system-ui,var(--font);
}
.v-desc{font-size:15px;color:var(--text-2);line-height:1.7;}
.v-arrow{color:var(--gray);font-size:18px;text-align:right;transition:transform var(--ease),color var(--ease);}
.version-row:hover .v-arrow{transform:translateX(4px);color:var(--primary);}

/* ---------- 时间线 ---------- */
.timeline{
  position:relative;
  padding-left:26px;
  border-left:1px solid var(--line);
  display:flex;
  flex-direction:column;
  gap:36px;
}
.tl-item{position:relative;}
.tl-item::before{
  content:"";
  position:absolute;
  left:-32px;
  top:8px;
  width:11px;height:11px;
  border-radius:50%;
  background:var(--primary);
  box-shadow:0 0 0 4px rgba(47,224,200,.14);
}
.tl-item h3{font-size:22px;margin-bottom:8px;}
.tl-item p{color:var(--text-2);font-size:15px;max-width:720px;}
.tl-date{
  display:inline-block;
  margin-top:10px;
  font-size:13px;
  color:var(--accent);
  font-family:Inter,system-ui,var(--font);
  border:1px solid rgba(255,178,77,.35);
  border-radius:999px;
  padding:2px 12px;
}

/* ---------- 核对要点卡 ---------- */
.point-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.point-card{
  position:relative;
  padding:26px;
  border-radius:var(--r-lg);
  border:1px solid var(--line);
  background:var(--bg-2);
  box-shadow:var(--shadow-card);
  transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.point-card:hover{transform:translateY(-4px);border-color:rgba(47,224,200,.45);}
.point-card .dots--sm{position:absolute;top:18px;right:18px;opacity:.5;}
.point-card h3{font-size:19px;margin-bottom:10px;}
.point-card p{font-size:14.5px;color:var(--text-2);}

/* ---------- 推荐两卡 ---------- */
.rec-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:24px;
}
.rec-card{
  display:flex;
  flex-direction:column;
  border-radius:var(--r-lg);
  border:1px solid var(--line);
  background:var(--bg-2);
  overflow:hidden;
  box-shadow:var(--shadow-card);
  transition:transform var(--ease),border-color var(--ease);
}
.rec-card:hover{transform:translateY(-4px);border-color:rgba(47,224,200,.45);}
.rec-media{
  aspect-ratio:16/9;
  overflow:hidden;
  border-bottom:1px solid var(--line);
  background:var(--bg-1);
}
.rec-media img{
  width:100%;height:100%;
  object-fit:cover;
  border-radius:0;
  border:0;
  filter:saturate(.92) brightness(.86);
  transition:transform 400ms var(--ease);
}
.rec-card:hover .rec-media img{transform:scale(1.03);}
.rec-body{padding:24px 26px 26px;}
.tag{
  display:inline-block;
  font-size:12.5px;
  color:var(--primary);
  border:1px solid rgba(47,224,200,.45);
  border-radius:999px;
  padding:3px 11px;
  margin-bottom:14px;
  background:transparent;
}
.rec-body h3{font-size:21px;margin-bottom:10px;}
.rec-body p{font-size:14.5px;color:var(--text-2);margin-bottom:18px;}
.link-arrow{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14.5px;
  font-weight:600;
  color:var(--primary);
}
.link-arrow .ar{transition:transform var(--ease);}
.link-arrow:hover .ar{transform:translateX(3px);}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:880px;}
.accordion-item{
  background:transparent !important;
  border:1px solid var(--line) !important;
  border-radius:var(--r-md) !important;
  margin-bottom:10px;
  overflow:hidden;
  transition:border-color var(--ease),box-shadow var(--ease);
}
.accordion-item:has(.accordion-button:not(.collapsed)){
  border-color:rgba(47,224,200,.55) !important;
  box-shadow:0 0 0 1px rgba(47,224,200,.16);
}
.accordion-button{
  background:transparent !important;
  color:var(--text) !important;
  font-size:17px;
  font-weight:600;
  padding:18px 22px;
  box-shadow:none !important;
  line-height:1.5;
}
.accordion-button:not(.collapsed){color:var(--primary) !important;}
.accordion-button::after{
  background-image:none !important;
  content:"+";
  font-size:20px;
  font-weight:400;
  color:var(--primary);
  width:20px;height:20px;
  display:flex;
  align-items:center;
  justify-content:center;
  margin-left:auto;
  transition:transform var(--ease);
}
.accordion-button:not(.collapsed)::after{transform:rotate(45deg);}
.accordion-body{
  padding:0 22px 20px;
  color:var(--text-2);
  font-size:15px;
  line-height:1.8;
}

/* ---------- CTA 长条 ---------- */
.cta-panel{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:28px;
  padding:36px 40px;
  border-radius:var(--r-lg);
  border:1px solid rgba(47,224,200,.35);
  background:
    linear-gradient(120deg,rgba(47,224,200,.10),rgba(19,28,47,.9)),
    url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
  box-shadow:var(--shadow-card);
  overflow:hidden;
}
.cta-panel h2{font-size:26px;margin-bottom:8px;}
.cta-panel p{font-size:15px;color:var(--text-2);max-width:620px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;flex:0 0 auto;}

/* ---------- 页脚 ---------- */
.site-footer{
  border-top:1px solid var(--line);
  background:var(--bg-1);
  padding:64px 0 28px;
  margin-top:0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1fr;
  gap:40px 32px;
}
.footer-brand p{
  margin-top:16px;
  font-size:14px;
  color:var(--text-3);
  line-height:1.85;
  max-width:340px;
}
.footer-dots{margin-top:18px;}
.footer-col h4{font-size:15px;margin-bottom:16px;color:var(--text);}
.footer-col li{margin-bottom:10px;}
.footer-col a{font-size:14px;color:var(--text-2);}
.footer-col a:hover{color:var(--primary);}
.footer-bottom{
  margin-top:44px;
  padding-top:22px;
  border-top:1px solid var(--line);
  display:flex;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:8px;
  font-size:13px;
  color:var(--text-3);
}
.footer-bottom .meta{color:var(--text-3);}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  :root{--sect:80px;}
  .hero h1{font-size:38px;}
  .dots--xl{width:140px;height:140px;background-size:46px 46px;}
}
@media (max-width:991px){
  :root{--sect:72px;}
  .site-wrap{padding-left:24px;padding-right:24px;}
  .nav-links{display:none;}
  .nav-toggle{display:inline-flex;}
  .header-cta{display:none;}
  .header-inner{height:60px;}
  main{padding-top:60px;}
  .mobile-drawer{top:60px;}
  .hero{padding:52px 0 48px;}
  .hero h1{font-size:32px;}
  .hero-grid{grid-template-columns:1fr;gap:26px;}
  .hero-deco{justify-content:flex-start;padding:14px;}
  .dots--xl{width:120px;height:120px;background-size:40px 40px;}
  .point-grid{grid-template-columns:1fr;}
  .rec-grid{grid-template-columns:1fr;}
  .version-row{grid-template-columns:100px 1fr;gap:8px 18px;padding:20px;}
  .v-desc{grid-column:1 / -1;}
  .v-arrow{display:none;}
  .cta-panel{flex-direction:column;align-items:flex-start;padding:28px 24px;}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:767px){
  :root{--sect:56px;}
  .site-wrap{padding-left:18px;padding-right:18px;}
  .hero h1{font-size:30px;}
  .section-head h2{font-size:24px;}
  .hero-stats{gap:14px 24px;}
  .stat-num{font-size:18px;}
  .timeline{padding-left:20px;}
  .tl-item h3{font-size:19px;}
  .tl-item::before{left:-26px;}
  .accordion-button{font-size:16px;padding:16px 18px;}
  .accordion-body{padding:0 18px 18px;}
  .cta-panel h2{font-size:22px;}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
  .footer-bottom{flex-direction:column;}
}
@media (max-width:575px){
  .hero{padding:42px 0 40px;}
  .hero h1{font-size:27px;}
  .hero-sub{font-size:15px;}
  .version-row{grid-template-columns:1fr;}
  .v-date{font-size:13px;}
  .rec-body{padding:20px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
}

/* roulang page: category2 */
:root{
  --bg-0:#070B14;
  --bg-1:#0D1424;
  --bg-2:#131C2F;
  --primary:#2FE0C8;
  --primary-dark:#1FA894;
  --primary-light:#6FF2DE;
  --accent:#FFB24D;
  --neutral:#7C90AE;
  --text:#E9EFF9;
  --text-2:#A6B6CC;
  --text-3:#6C7F99;
  --line:rgba(255,255,255,.09);
  --line-strong:rgba(255,255,255,.14);
  --glass-bg:rgba(255,255,255,.06);
  --glass-bd:1px solid rgba(255,255,255,.09);
  --glass-shadow:inset 0 1px 0 rgba(255,255,255,.08);
  --radius-lg:20px;
  --radius:14px;
  --radius-sm:12px;
  --shadow-card:0 18px 40px -20px rgba(0,0,0,.65);
  --shadow-float:0 10px 30px -12px rgba(0,0,0,.8);
  --glow:0 10px 30px -8px rgba(47,224,200,.5);
  --ease:cubic-bezier(.2,.7,.3,1);
  --t:220ms var(--ease);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  padding-top:72px;
  background:var(--bg-0);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:-1;
  background:
    radial-gradient(900px 520px at 12% -10%, rgba(47,224,200,.10), transparent 62%),
    radial-gradient(760px 460px at 92% 4%, rgba(31,168,148,.10), transparent 66%),
    var(--bg-0);
  pointer-events:none;
}
img{max-width:100%;display:block;border-style:none;}
a{color:var(--primary);text-decoration:none;transition:color var(--t);}
a:hover{color:var(--primary-light);}
h1,h2,h3,h4,h5{margin:0;color:var(--text);font-weight:700;line-height:1.25;letter-spacing:.2px;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px;}
.site-wrap{width:100%;max-width:1240px;margin:0 auto;padding:0 32px;}

/* ---------- 九点网格母题 ---------- */
.dots{
  display:inline-block;
  width:21px;height:21px;
  flex:0 0 auto;
  color:var(--primary);
  background-image:radial-gradient(circle, currentColor 1.6px, transparent 1.7px);
  background-size:7px 7px;
  background-repeat:repeat;
}
.dots--logo{width:24px;height:24px;background-size:8px 8px;}
.dots--gray{color:rgba(124,144,174,.55);}
.dots--lg{width:42px;height:42px;background-size:14px 14px;background-image:radial-gradient(circle, currentColor 3.2px, transparent 3.3px);}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1030;
  height:72px;
  background:rgba(7,11,20,.72);
  -webkit-backdrop-filter:blur(16px) saturate(120%);
  backdrop-filter:blur(16px) saturate(120%);
  border-bottom:1px solid var(--line);
  box-shadow:var(--shadow-float);
}
.header-inner{height:72px;display:flex;align-items:center;gap:20px;}
.site-header .brand{
  display:inline-flex;align-items:center;gap:10px;
  color:var(--text);text-decoration:none;flex:0 0 auto;
}
.site-header .brand:hover{color:var(--text);}
.brand-text{display:flex;flex-direction:column;line-height:1.1;}
.brand-main{font-size:18px;font-weight:700;letter-spacing:.5px;}
.brand-sub{font-size:11px;color:var(--text-3);letter-spacing:3px;margin-top:3px;}
.site-header .nav-links{
  display:flex;align-items:center;gap:6px;margin-left:auto;
}
.site-header .nav-link{
  position:relative;
  display:inline-flex;align-items:center;gap:6px;
  padding:10px 12px;
  font-size:15px;
  color:var(--text-2);
  border-radius:10px;
  white-space:nowrap;
  transition:color var(--t),background var(--t);
}
.site-header .nav-link::after{
  content:"";
  position:absolute;left:50%;bottom:2px;
  width:0;height:2px;border-radius:2px;
  background:var(--primary);
  transform:translateX(-50%);
  transition:width var(--t);
}
.site-header .nav-link:hover{color:var(--text);}
.site-header .nav-link:hover::after{width:24px;}
.site-header .nav-link.active{color:var(--primary);}
.site-header .nav-link.active::after{width:24px;}
.nav-arrow{display:none;}
.header-actions{margin-left:8px;display:flex;align-items:center;}
.btn-pill-ghost{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:40px;padding:8px 18px;
  font-size:14px;color:var(--primary);
  background:transparent;
  border:1px solid rgba(47,224,200,.55);
  border-radius:999px;
  transition:transform var(--t),box-shadow var(--t),border-color var(--t),color var(--t);
}
.btn-pill-ghost:hover{
  color:#04211C;background:linear-gradient(135deg,var(--primary-light),var(--primary-dark));
  border-color:transparent;box-shadow:var(--glow);transform:translateY(-1px);
}
.nav-toggle{
  display:none;margin-left:auto;
  width:44px;height:44px;padding:0;
  background:var(--glass-bg);
  border:var(--glass-bd);
  border-radius:var(--radius-sm);
  cursor:pointer;
  align-items:center;justify-content:center;
  flex-direction:column;gap:5px;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--text);transition:transform var(--t),opacity var(--t);}
body.nav-open .nav-toggle span:nth-child(1){transform:translateY(7px) rotate(45deg);}
body.nav-open .nav-toggle span:nth-child(2){opacity:0;}
body.nav-open .nav-toggle span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* ---------- 通用按钮 ---------- */
.btn-main{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:12px 26px;
  font-size:15px;font-weight:700;color:#04211C;
  background:linear-gradient(135deg,var(--primary-light),var(--primary));
  border:0;border-radius:var(--radius-sm);
  box-shadow:0 10px 26px -14px rgba(47,224,200,.5);
  transition:transform var(--t),box-shadow var(--t);
}
.btn-main:hover{
  color:#04211C;transform:translateY(-1px);
  box-shadow:0 16px 36px -12px rgba(47,224,200,.62);
}
.btn-glass{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:12px 24px;
  font-size:15px;font-weight:600;color:var(--text);
  background:var(--glass-bg);
  border:1px solid var(--line-strong);
  border-radius:var(--radius-sm);
  box-shadow:var(--glass-shadow);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  backdrop-filter:blur(14px) saturate(120%);
  transition:border-color var(--t),color var(--t),transform var(--t);
}
.btn-glass:hover{color:var(--primary);border-color:rgba(47,224,200,.55);transform:translateY(-1px);}
.link-more{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--primary);
}
.link-more .arrow{transition:transform var(--t);}
.link-more:hover .arrow{transform:translateX(3px);}

/* ---------- 首屏 ---------- */
.page-hero{
  position:relative;
  padding:72px 0 64px;
  overflow:hidden;
  border-bottom:1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(13,20,36,.55), rgba(7,11,20,.9)),
    url("/assets/images/backpic/back-1.png") center/cover no-repeat;
}
.page-hero::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg, rgba(7,11,20,.35), rgba(7,11,20,.92));
  pointer-events:none;
}
.page-hero .site-wrap{position:relative;z-index:2;}
.hero-center{max-width:720px;margin:0 auto;text-align:center;}
.crumbs{
  display:flex;align-items:center;justify-content:center;gap:8px;
  font-size:14px;color:var(--text-3);margin-bottom:22px;flex-wrap:wrap;
}
.crumbs a{color:var(--text-3);}
.crumbs a:hover{color:var(--primary);}
.crumb-sep{color:var(--text-3);}
.badge-pill{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;
  font-size:12.5px;font-weight:600;letter-spacing:.5px;
  color:var(--primary);
  background:rgba(47,224,200,.07);
  border:1px solid rgba(47,224,200,.45);
  border-radius:999px;
}
.page-hero h1{
  font-size:44px;
  margin:18px 0 16px;
}
.page-hero .hero-lead{
  font-size:16px;color:var(--text-2);line-height:1.8;
  max-width:620px;margin:0 auto;
}
.hero-meta{
  display:flex;align-items:center;justify-content:center;gap:22px;
  margin-top:26px;flex-wrap:wrap;
}
.hero-meta span{font-size:14px;color:var(--text-3);}
.hero-meta strong{color:var(--accent);font-weight:700;margin-right:6px;}

/* ---------- 板块通用 ---------- */
.section{padding:96px 0;}
.section--tight{padding:72px 0;}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head h2{font-size:32px;margin-bottom:14px;}
.section-head p{color:var(--text-2);font-size:16px;}
.section-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:2px;color:var(--primary);margin-bottom:14px;
}
.divider-dots{
  display:flex;align-items:center;gap:14px;
  margin:0 0 36px;
}
.divider-dots::before,
.divider-dots::after{
  content:"";flex:1;height:1px;background:var(--line);
}

/* ---------- Bento 功能网格 ---------- */
.bento{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:24px;
}
.feature-card{
  position:relative;
  display:flex;flex-direction:column;gap:14px;
  padding:26px;
  background:var(--glass-bg);
  border:var(--glass-bd);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-card),var(--glass-shadow);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  backdrop-filter:blur(14px) saturate(120%);
  transition:transform var(--t),border-color var(--t),box-shadow var(--t);
}
.feature-card:hover{
  transform:translateY(-4px);
  border-color:rgba(47,224,200,.42);
  box-shadow:0 24px 48px -24px rgba(0,0,0,.85),0 0 0 1px rgba(47,224,200,.16);
}
.card-icon{
  width:44px;height:44px;border-radius:var(--radius-sm);
  display:flex;align-items:center;justify-content:center;
  background:rgba(47,224,200,.10);
  border:1px solid rgba(47,224,200,.22);
}
.feature-card h3{font-size:22px;}
.feature-card p{color:var(--text-2);font-size:15px;line-height:1.8;}
.feature-card .link-more{margin-top:auto;}
.feature-card--lead{
  grid-column:span 2;
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,.92fr);
  gap:28px;
  align-items:center;
  padding:0;
  overflow:hidden;
}
.feature-card--lead .lead-body{
  padding:32px 8px 32px 32px;
  display:flex;flex-direction:column;gap:14px;
}
.feature-card--lead .lead-media{
  position:relative;
  align-self:stretch;
  min-height:260px;
  border-left:1px solid var(--line);
  overflow:hidden;
}
.feature-card--lead .lead-media img{
  width:100%;height:100%;object-fit:cover;
}
.feature-card--lead .lead-media::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(90deg, rgba(7,11,20,.55), rgba(7,11,20,.12));
}
.corner-dots{
  position:absolute;top:16px;right:16px;z-index:2;opacity:.9;
}

/* ---------- 图文交替 ---------- */
.split{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:56px;
  align-items:center;
}
.split + .split{margin-top:80px;}
.split-media{
  position:relative;
  border-radius:var(--radius-lg);
  overflow:hidden;
  border:1px solid var(--line);
  aspect-ratio:16/11;
  box-shadow:var(--shadow-card);
}
.split-media img{width:100%;height:100%;object-fit:cover;}
.split-media::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg, rgba(7,11,20,.06), rgba(7,11,20,.42));
}
.split-body h2{font-size:32px;margin-bottom:16px;}
.split-body p{color:var(--text-2);font-size:16px;margin-bottom:16px;}
.point-list{display:flex;flex-direction:column;gap:12px;margin-top:8px;}
.point-list li{
  display:flex;align-items:flex-start;gap:12px;
  padding:14px 16px;
  background:var(--bg-2);
  border:1px solid var(--line);
  border-radius:var(--radius);
  font-size:15px;color:var(--text-2);
  transition:border-color var(--t),transform var(--t);
}
.point-list li:hover{border-color:rgba(47,224,200,.35);transform:translateX(2px);}
.point-list .dots{margin-top:5px;}
.point-list strong{color:var(--text);font-weight:600;}
.split--reverse .split-media{order:2;}
.split--reverse .split-body{order:1;}

/* ---------- 通栏提示 ---------- */
.notice-bar{
  display:flex;align-items:flex-start;gap:16px;
  padding:24px 28px;
  background:var(--glass-bg);
  border:1px solid rgba(47,224,200,.42);
  border-radius:var(--radius-lg);
  box-shadow:var(--glass-shadow);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  backdrop-filter:blur(14px) saturate(120%);
}
.notice-bar .dots{margin-top:4px;}
.notice-bar h3{font-size:18px;margin-bottom:6px;}
.notice-bar p{color:var(--text-2);font-size:15px;}

/* ---------- FAQ ---------- */
.faq-acc .accordion-item{
  background:var(--bg-2);
  border:1px solid var(--line);
  border-radius:var(--radius);
  margin-bottom:10px;
  overflow:hidden;
  transition:border-color var(--t),box-shadow var(--t);
}
.faq-acc .accordion-item:has(.accordion-button:not(.collapsed)){
  border-color:rgba(47,224,200,.6);
  box-shadow:0 10px 30px -20px rgba(47,224,200,.75);
}
.faq-acc .accordion-button{
  background:transparent;
  color:var(--text);
  font-size:17px;
  font-weight:600;
  padding:18px 22px;
  box-shadow:none;
  line-height:1.5;
}
.faq-acc .accordion-button:not(.collapsed){color:var(--primary);background:transparent;}
.faq-acc .accordion-button:focus{box-shadow:none;}
.faq-acc .accordion-button::after{
  content:"+";
  width:22px;height:22px;
  display:flex;align-items:center;justify-content:center;
  background-image:none;
  font-size:20px;line-height:1;color:var(--primary);
  transition:transform var(--t);
}
.faq-acc .accordion-button:not(.collapsed)::after{transform:rotate(45deg);}
.faq-acc .accordion-body{
  padding:0 22px 20px;
  color:var(--text-2);
  font-size:15px;
  line-height:1.8;
}

/* ---------- CTA ---------- */
.cta-panel{
  position:relative;
  display:grid;
  grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);
  gap:36px;
  align-items:center;
  padding:44px;
  background:var(--glass-bg);
  border:var(--glass-bd);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-card),var(--glass-shadow);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  backdrop-filter:blur(14px) saturate(120%);
  overflow:hidden;
}
.cta-panel::before{
  content:"";
  position:absolute;right:-60px;top:-60px;
  width:240px;height:240px;
  background-image:radial-gradient(circle, rgba(47,224,200,.28) 2.6px, transparent 2.7px);
  background-size:20px 20px;
  opacity:.5;pointer-events:none;
}
.cta-panel h2{font-size:30px;margin-bottom:12px;}
.cta-panel p{color:var(--text-2);font-size:16px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;justify-content:flex-end;}

/* ---------- 页脚 ---------- */
.site-footer{
  border-top:1px solid var(--line);
  background:var(--bg-1);
  padding:64px 0 28px;
  margin-top:0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1fr;
  gap:40px;
  padding-bottom:40px;
  border-bottom:1px solid var(--line);
}
.footer-brand .brand{
  display:inline-flex;align-items:center;gap:10px;color:var(--text);margin-bottom:16px;
}
.footer-brand .brand:hover{color:var(--text);}
.footer-brand p{color:var(--text-3);font-size:14px;line-height:1.8;max-width:330px;}
.footer-dots{margin-top:18px;}
.footer-col h4{font-size:15px;margin-bottom:16px;color:var(--text);letter-spacing:.5px;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{font-size:14px;color:var(--text-3);}
.footer-col a:hover{color:var(--primary);}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding-top:24px;flex-wrap:wrap;
}
.footer-bottom p{font-size:14px;color:var(--text-3);}
.footer-bottom .meta{font-size:13px;color:#55657c;}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .page-hero h1{font-size:38px;}
  .split{gap:40px;}
  .split-body h2{font-size:28px;}
}
@media (max-width:991px){
  body{padding-top:60px;}
  .site-header{height:60px;}
  .header-inner{height:60px;}
  .nav-toggle{display:flex;}
  .header-actions{display:none;}
  .site-header .nav-links{
    position:fixed;
    top:60px;left:0;right:0;
    height:calc(100vh - 60px);
    margin:0;
    padding:16px 18px 32px;
    flex-direction:column;
    align-items:stretch;
    gap:4px;
    background:rgba(7,11,20,.985);
    border-top:1px solid var(--line);
    transform:translateX(100%);
    transition:transform 280ms var(--ease);
    overflow-y:auto;
    display:flex;
    z-index:1029;
  }
  body.nav-open .site-header .nav-links{transform:translateX(0);}
  .site-header .nav-link{
    padding:15px 16px;
    font-size:16px;
    border-bottom:1px solid rgba(255,255,255,.06);
    border-radius:var(--radius-sm);
    justify-content:flex-start;
  }
  .site-header .nav-link::after{display:none;}
  .site-header .nav-link.active{background:rgba(47,224,200,.08);}
  .nav-arrow{display:inline-block;margin-left:auto;color:var(--neutral);font-size:18px;line-height:1;}
  .section{padding:72px 0;}
  .section--tight{padding:56px 0;}
  .page-hero{padding:56px 0 52px;}
  .page-hero h1{font-size:34px;}
  .section-head h2{font-size:27px;}
  .feature-card--lead{grid-template-columns:1fr;}
  .feature-card--lead .lead-body{padding:28px 26px 0;}
  .feature-card--lead .lead-media{border-left:0;border-top:1px solid var(--line);min-height:220px;}
  .cta-panel{grid-template-columns:1fr;padding:34px;}
  .cta-actions{justify-content:flex-start;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767px){
  .site-wrap{padding:0 24px;}
  .page-hero h1{font-size:30px;}
  .page-hero .hero-lead{font-size:15px;}
  .bento{grid-template-columns:1fr;}
  .feature-card--lead{grid-column:span 1;}
  .split{grid-template-columns:1fr;gap:28px;}
  .split--reverse .split-media{order:1;}
  .split--reverse .split-body{order:2;}
  .split + .split{margin-top:56px;}
  .split-body h2{font-size:24px;}
  .feature-card h3{font-size:19px;}
  .section-head h2{font-size:24px;}
  .cta-panel h2{font-size:24px;}
  .notice-bar{padding:20px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:575px){
  .site-wrap{padding:0 18px;}
  .section{padding:56px 0;}
  .section--tight{padding:48px 0;}
  .page-hero{padding:44px 0;}
  .page-hero h1{font-size:26px;margin:14px 0 12px;}
  .feature-card{padding:22px;}
  .feature-card--lead .lead-body{padding:22px 22px 0;}
  .cta-panel{padding:26px;border-radius:var(--radius-lg);}
  .btn-main,.btn-glass{width:100%;}
  .hero-meta{gap:14px;}
}

/* roulang page: category3 */
:root{
  --bg:#070B14;
  --bg-2:#0D1424;
  --bg-3:#131C2F;
  --primary:#2FE0C8;
  --primary-dark:#1FA894;
  --primary-light:#6FF2DE;
  --accent:#FFB24D;
  --neutral:#7C90AE;
  --text:#E9EFF9;
  --text-2:#A6B6CC;
  --text-3:#6C7F99;
  --border:rgba(255,255,255,.09);
  --border-soft:rgba(255,255,255,.06);
  --glass:rgba(255,255,255,.06);
  --r-lg:20px;
  --r-md:14px;
  --r-sm:12px;
  --shadow-card:0 18px 40px -20px rgba(0,0,0,.65);
  --shadow-float:0 10px 30px -12px rgba(0,0,0,.8);
  --glow:0 10px 30px -8px rgba(47,224,200,.5);
  --ease:220ms cubic-bezier(.2,.7,.3,1);
  --font:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,sans-serif;
  --font-num:"Inter","PingFang SC",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  background:
    radial-gradient(900px 520px at 12% -10%, rgba(47,224,200,.10), transparent 62%),
    radial-gradient(760px 460px at 92% 4%, rgba(31,168,148,.10), transparent 60%);
  pointer-events:none;
  z-index:0;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color var(--ease),border-color var(--ease),box-shadow var(--ease),transform var(--ease);}
a:hover{color:var(--primary-light);}
h1,h2,h3,h4,h5{margin:0;font-weight:700;line-height:1.25;letter-spacing:.2px;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;}
.site-wrap{width:100%;max-width:1240px;margin:0 auto;padding:0 32px;position:relative;z-index:1;}

/* ============ 九点网格母题 ============ */
.dots{
  display:inline-block;
  width:22px;height:22px;flex:0 0 22px;
  background-image:radial-gradient(circle, var(--primary) 1.7px, transparent 1.8px);
  background-size:9px 9px;
  background-position:0 0;
  background-repeat:repeat;
  opacity:.95;
}
.dots--gray{background-image:radial-gradient(circle, var(--neutral) 1.6px, transparent 1.7px);}
.dots--lg{width:38px;height:38px;flex:0 0 38px;background-size:15px 15px;background-image:radial-gradient(circle, var(--primary) 2.1px, transparent 2.2px);}

/* ============ 头部导航 ============ */
.site-header{
  position:fixed;
  top:0;left:0;right:0;
  z-index:1000;
  background:rgba(7,11,20,.72);
  -webkit-backdrop-filter:blur(16px) saturate(120%);
  backdrop-filter:blur(16px) saturate(120%);
  border-bottom:1px solid var(--border-soft);
  box-shadow:var(--shadow-float);
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;
  height:72px;gap:24px;
}
.brand{display:inline-flex;align-items:center;gap:10px;}
.brand-text{display:inline-flex;align-items:baseline;gap:4px;font-weight:700;letter-spacing:.3px;}
.brand-main{font-size:19px;color:var(--text);}
.brand-sub{
  font-size:11.5px;color:var(--primary);
  border:1px solid rgba(47,224,200,.38);
  border-radius:999px;padding:1px 8px;
  line-height:1.5;font-weight:600;
}
.brand:hover .brand-main{color:var(--primary-light);}
.nav-links{display:flex;align-items:center;gap:6px;}
.nav-link{
  position:relative;
  display:inline-flex;align-items:center;
  min-height:44px;
  padding:0 14px;
  font-size:15px;color:var(--text-2);
  border-radius:var(--r-sm);
}
.nav-link::after{
  content:"";position:absolute;left:14px;bottom:8px;
  height:2px;width:0;border-radius:2px;
  background:var(--primary);
  transition:width var(--ease);
}
.nav-link:hover{color:var(--text);}
.nav-link:hover::after{width:24px;}
.nav-link.active{color:var(--primary);}
.nav-link.active::after{width:24px;}
.header-actions{display:flex;align-items:center;gap:12px;}
.btn-outline-pill{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:40px;padding:0 18px;
  font-size:14px;font-weight:600;color:var(--primary);
  border:1px solid rgba(47,224,200,.5);
  border-radius:999px;
  background:transparent;
  white-space:nowrap;
}
.btn-outline-pill:hover{
  color:#04211C;background:var(--primary);
  border-color:var(--primary);
  box-shadow:var(--glow);
}
.nav-toggle{
  display:none;align-items:center;justify-content:center;
  width:44px;height:44px;
  background:var(--glass);
  border:1px solid var(--border);
  border-radius:var(--r-sm);
  color:var(--text);
  cursor:pointer;
}
.nav-toggle i{font-size:17px;}
.mobile-drawer{
  display:none;
  padding:8px 18px 22px;
  border-top:1px solid var(--border-soft);
  background:rgba(7,11,20,.97);
  -webkit-backdrop-filter:blur(16px);
  backdrop-filter:blur(16px);
}
.mobile-drawer.open{display:block;}
.mobile-drawer a.m-link{
  display:flex;align-items:center;justify-content:space-between;
  min-height:48px;padding:10px 4px;
  border-bottom:1px solid var(--border-soft);
  font-size:15px;color:var(--text-2);
}
.mobile-drawer a.m-link.active{color:var(--primary);}
.mobile-drawer a.m-link i{font-size:12px;color:var(--text-3);}
.mobile-drawer .m-cta{
  display:flex;align-items:center;justify-content:center;
  margin-top:16px;height:46px;
  border-radius:var(--r-sm);
  background:linear-gradient(135deg,var(--primary-light),var(--primary-dark));
  color:#04211C;font-weight:700;font-size:15px;
}

/* ============ 主内容 ============ */
main{position:relative;z-index:1;padding-top:72px;}

/* Hero 精简版 */
.hero-lite{padding:64px 0 56px;border-bottom:1px solid var(--border-soft);}
.hero-lite-grid{display:grid;grid-template-columns:7fr 5fr;gap:40px;align-items:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;letter-spacing:1.6px;
  color:var(--primary);text-transform:uppercase;
  margin-bottom:18px;
}
.hero-lite h1{font-size:44px;line-height:1.22;max-width:16em;}
.hero-lite h1 .hl{color:var(--primary);}
.hero-lite .lead{
  margin-top:18px;font-size:16px;color:var(--text-2);
  max-width:640px;line-height:1.85;
}
.status-badge-card{
  background:var(--glass);
  border:1px solid var(--border);
  border-radius:var(--r-lg);
  padding:26px 24px;
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  backdrop-filter:blur(14px) saturate(120%);
  box-shadow:var(--shadow-card), inset 0 1px 0 rgba(255,255,255,.08);
  position:relative;
  overflow:hidden;
}
.status-badge-card::after{
  content:"";position:absolute;right:18px;top:18px;
  width:34px;height:34px;
  background-image:radial-gradient(circle, rgba(47,224,200,.55) 1.9px, transparent 2px);
  background-size:13px 13px;opacity:.7;
}
.status-row{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.pill-live{
  display:inline-flex;align-items:center;gap:7px;
  font-size:12.5px;color:var(--primary);
  border:1px solid rgba(47,224,200,.4);
  border-radius:999px;padding:4px 12px;
}
.pill-live .dot{
  width:7px;height:7px;border-radius:50%;
  background:var(--primary);box-shadow:0 0 0 4px rgba(47,224,200,.16);
}
.status-badge-card h3{font-size:18px;margin-bottom:10px;}
.status-badge-card p{font-size:14px;color:var(--text-2);line-height:1.8;}
.status-meta{
  display:flex;justify-content:space-between;gap:12px;
  margin-top:18px;padding-top:16px;
  border-top:1px solid var(--border-soft);
  font-size:13px;color:var(--text-3);
}
.status-meta b{font-family:var(--font-num);color:var(--accent);font-weight:600;}

/* 双栏文档布局 */
.doc-section{padding:72px 0 80px;}
.doc-layout{display:grid;grid-template-columns:minmax(240px,3fr) 9fr;gap:48px;align-items:start;}
.doc-toc{
  position:sticky;top:96px;
  background:var(--bg-2);
  border:1px solid var(--border-soft);
  border-radius:var(--r-lg);
  padding:22px 18px;
  box-shadow:var(--shadow-card);
}
.doc-toc h2{
  font-size:13px;letter-spacing:1.4px;color:var(--text-3);
  font-weight:600;margin-bottom:14px;padding-left:2px;
}
.toc-list{display:flex;flex-direction:column;gap:2px;}
.toc-link{
  display:flex;align-items:center;gap:10px;
  min-height:44px;padding:8px 10px;
  border-radius:10px;
  font-size:14px;color:var(--text-2);
  border-left:2px solid transparent;
}
.toc-link span.num{
  font-family:var(--font-num);font-size:12px;color:var(--text-3);
  min-width:18px;
}
.toc-link:hover{background:rgba(255,255,255,.04);color:var(--text);}
.toc-link.active{
  color:var(--primary);
  border-left-color:var(--primary);
  background:rgba(47,224,200,.08);
}
.toc-link.active span.num{color:var(--primary);}
.toc-foot{
  margin-top:16px;padding-top:16px;border-top:1px solid var(--border-soft);
  font-size:12.5px;color:var(--text-3);line-height:1.7;
}

.doc-body{display:flex;flex-direction:column;gap:48px;}
.doc-block{
  background:var(--bg-2);
  border:1px solid var(--border-soft);
  border-radius:var(--r-lg);
  padding:28px;
  box-shadow:var(--shadow-card);
  scroll-margin-top:100px;
  transition:border-color var(--ease),transform var(--ease),box-shadow var(--ease);
}
.doc-block:hover{border-color:rgba(47,224,200,.32);transform:translateY(-3px);}
.doc-block-head{display:flex;align-items:center;gap:14px;margin-bottom:16px;}
.doc-icon{
  width:46px;height:46px;flex:0 0 46px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:var(--r-sm);
  background:
    radial-gradient(circle, rgba(47,224,200,.30) 1.4px, transparent 1.5px) 0 0/8px 8px,
    linear-gradient(150deg, rgba(47,224,200,.18), rgba(31,168,148,.06));
  border:1px solid rgba(47,224,200,.28);
  color:var(--primary);font-size:17px;
}
.doc-block h2{font-size:22px;color:var(--text);}
.doc-block h2 .step{
  font-family:var(--font-num);font-size:13px;
  color:var(--accent);margin-right:8px;font-weight:600;
}
.doc-block p{font-size:15px;color:var(--text-2);line-height:1.85;margin-bottom:12px;}
.doc-block p:last-of-type{margin-bottom:0;}
.check-list{margin-top:16px;display:flex;flex-direction:column;gap:10px;}
.check-list li{
  display:flex;gap:12px;align-items:flex-start;
  font-size:14.5px;color:var(--text);
  background:var(--bg-3);
  border:1px solid var(--border-soft);
  border-radius:var(--r-sm);
  padding:12px 14px;
  line-height:1.7;
}
.check-list li i{color:var(--primary);margin-top:4px;font-size:13px;}
.note-strip{
  margin-top:16px;
  border-left:2px solid var(--primary);
  background:var(--bg-3);
  border-radius:0 var(--r-sm) var(--r-sm) 0;
  padding:14px 16px;
  font-size:14px;color:var(--text-2);line-height:1.8;
}
.note-strip b{color:var(--accent);font-family:var(--font-num);}

/* 三步自查图文区 */
.flow-section{padding:0 0 80px;}
.flow-panel{
  display:grid;grid-template-columns:5fr 7fr;gap:40px;align-items:center;
  background:var(--bg-2);
  border:1px solid var(--border-soft);
  border-radius:var(--r-lg);
  padding:32px;
  box-shadow:var(--shadow-card);
}
.flow-media{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  border:1px solid var(--border);
  aspect-ratio:3/2;
  background:var(--bg-3);
}
.flow-media img{width:100%;height:100%;object-fit:cover;}
.flow-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg, rgba(7,11,20,.18), rgba(7,11,20,.62));
}
.flow-media .tag-on-img{
  position:absolute;left:16px;bottom:16px;z-index:2;
  font-size:12.5px;color:var(--primary);
  border:1px solid rgba(47,224,200,.45);
  background:rgba(7,11,20,.55);
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
  border-radius:999px;padding:5px 12px;
}
.flow-content h2{font-size:32px;margin-bottom:14px;}
.flow-content .sub{font-size:15px;color:var(--text-2);line-height:1.85;margin-bottom:24px;}
.flow-steps{display:flex;flex-direction:column;gap:14px;}
.flow-step{
  display:flex;gap:14px;align-items:flex-start;
  padding:16px 18px;
  background:var(--bg-3);
  border:1px solid var(--border-soft);
  border-radius:var(--r-md);
  transition:border-color var(--ease),transform var(--ease);
}
.flow-step:hover{border-color:rgba(47,224,200,.34);transform:translateY(-2px);}
.flow-step .n{
  font-family:var(--font-num);font-size:14px;font-weight:700;
  color:#04211C;background:linear-gradient(135deg,var(--primary-light),var(--primary-dark));
  width:28px;height:28px;flex:0 0 28px;border-radius:9px;
  display:flex;align-items:center;justify-content:center;
}
.flow-step h4{font-size:15.5px;margin-bottom:4px;}
.flow-step p{font-size:13.8px;color:var(--text-2);line-height:1.75;}

/* CTA 长条 */
.cta-band-wrap{padding:0 0 96px;}
.cta-band{
  position:relative;overflow:hidden;
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  padding:38px 40px;
  border-radius:var(--r-lg);
  border:1px solid rgba(47,224,200,.3);
  background:
    linear-gradient(120deg, rgba(19,28,47,.92), rgba(13,20,36,.92)),
    url("/assets/images/backpic/back-2.png") center/cover no-repeat;
  box-shadow:var(--shadow-card);
}
.cta-band::after{
  content:"";position:absolute;right:-30px;top:-30px;width:180px;height:180px;
  background-image:radial-gradient(circle, rgba(47,224,200,.28) 2px, transparent 2.1px);
  background-size:16px 16px;opacity:.6;pointer-events:none;
}
.cta-band h2{font-size:28px;margin-bottom:10px;}
.cta-band p{font-size:14.5px;color:var(--text-2);max-width:620px;line-height:1.8;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;flex:0 0 auto;}
.btn-main{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 24px;
  font-size:15px;font-weight:700;color:#04211C;
  background:linear-gradient(135deg,var(--primary-light),var(--primary-dark));
  border:none;border-radius:var(--r-sm);
  box-shadow:var(--glow);
  white-space:nowrap;
}
.btn-main:hover{color:#04211C;transform:translateY(-1px);box-shadow:0 14px 36px -8px rgba(47,224,200,.6);}
.btn-main:active{transform:translateY(0);}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 22px;
  font-size:15px;font-weight:600;color:var(--text);
  background:var(--glass);
  border:1px solid var(--border);
  border-radius:var(--r-sm);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  backdrop-filter:blur(14px) saturate(120%);
  white-space:nowrap;
}
.btn-ghost:hover{color:var(--primary);border-color:rgba(47,224,200,.6);transform:translateY(-1px);}
.link-arrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14px;font-weight:600;color:var(--primary);
}
.link-arrow i{transition:transform var(--ease);font-size:12px;}
.link-arrow:hover i{transform:translateX(3px);}

/* ============ 页脚 ============ */
.site-footer{
  position:relative;z-index:1;
  border-top:1px solid var(--border-soft);
  background:var(--bg);
  padding:64px 0 28px;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;}
.footer-brand p{
  margin-top:16px;font-size:14px;color:var(--text-2);
  line-height:1.85;max-width:320px;
}
.footer-dots{margin-top:18px;}
.footer-col h4{
  font-size:14px;color:var(--text);margin-bottom:16px;font-weight:600;
  letter-spacing:.4px;
}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{font-size:14px;color:var(--text-2);}
.footer-col a:hover{color:var(--primary);}
.footer-bottom{
  margin-top:48px;padding-top:22px;
  border-top:1px solid var(--border-soft);
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  flex-wrap:wrap;
}
.footer-bottom p{font-size:13px;color:var(--text-3);}
.footer-bottom .meta{font-family:var(--font-num);font-size:12.5px;}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .site-wrap{padding:0 24px;}
  .hero-lite h1{font-size:38px;}
  .flow-content h2{font-size:28px;}
  .doc-layout{gap:32px;}
}
@media (max-width:991px){
  .nav-links{display:none;}
  .header-actions .btn-outline-pill{display:none;}
  .nav-toggle{display:inline-flex;}
  .header-inner{height:60px;}
  main{padding-top:60px;}
  .hero-lite{padding:52px 0 44px;}
  .hero-lite-grid{grid-template-columns:1fr;gap:28px;}
  .hero-lite h1{font-size:34px;}
  .doc-section{padding:56px 0 60px;}
  .doc-layout{grid-template-columns:1fr;gap:28px;}
  .doc-toc{position:static;padding:16px;}
  .doc-toc h2{margin-bottom:10px;}
  .toc-list{
    flex-direction:row;overflow-x:auto;gap:8px;
    padding-bottom:6px;-webkit-overflow-scrolling:touch;
  }
  .toc-list::-webkit-scrollbar{height:4px;}
  .toc-list::-webkit-scrollbar-thumb{background:rgba(47,224,200,.35);border-radius:4px;}
  .toc-link{
    border-left:none;border:1px solid var(--border-soft);
    border-radius:999px;padding:8px 14px;white-space:nowrap;min-height:44px;
  }
  .toc-link.active{border-color:rgba(47,224,200,.55);background:rgba(47,224,200,.1);}
  .toc-foot{display:none;}
  .flow-panel{grid-template-columns:1fr;padding:24px;gap:26px;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:32px 26px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767px){
  .hero-lite h1{font-size:30px;}
  .hero-lite .lead{font-size:15px;}
  .doc-section{padding:48px 0 52px;}
  .doc-block{padding:22px;}
  .doc-block h2{font-size:19px;}
  .flow-content h2{font-size:24px;}
  .cta-band h2{font-size:22px;}
  .cta-band-wrap{padding-bottom:56px;}
  .floor-section{padding-bottom:56px;}
  .site-footer{padding:48px 0 24px;}
}
@media (max-width:575px){
  .site-wrap{padding:0 18px;}
  .hero-lite{padding:40px 0 36px;}
  .hero-lite h1{font-size:27px;}
  .status-badge-card{padding:20px 18px;}
  .doc-block{padding:18px;}
  .doc-block-head{gap:12px;}
  .doc-icon{width:40px;height:40px;flex:0 0 40px;font-size:15px;}
  .doc-block h2{font-size:18px;}
  .flow-panel{padding:18px;}
  .flow-step{padding:14px;}
  .cta-band{padding:26px 20px;}
  .btn-main,.btn-ghost{width:100%;}
  .cta-actions{width:100%;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
}

/* roulang page: category4 */
:root{
  --bg-0:#070B14;
  --bg-1:#0D1424;
  --bg-2:#131C2F;
  --primary:#2FE0C8;
  --primary-dark:#1FA894;
  --primary-light:#6FF2DE;
  --accent:#FFB24D;
  --gray:#7C90AE;
  --text:#E9EFF9;
  --text-2:#A6B6CC;
  --text-3:#6C7F99;
  --line:rgba(255,255,255,.09);
  --line-strong:rgba(255,255,255,.16);
  --glass-bg:rgba(255,255,255,.06);
  --glass-line:rgba(255,255,255,.09);
  --radius-lg:20px;
  --radius:14px;
  --radius-sm:12px;
  --shadow-card:0 18px 40px -20px rgba(0,0,0,.65);
  --shadow-float:0 10px 30px -12px rgba(0,0,0,.8);
  --glow:0 10px 30px -8px rgba(47,224,200,.5);
  --ease:220ms cubic-bezier(.2,.7,.3,1);
  --font-cn:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",sans-serif;
}

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

html{scroll-behavior:smooth;scroll-padding-top:96px;}

body{
  margin:0;
  padding-top:72px;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background-color:var(--bg-0);
  background-image:radial-gradient(920px 520px at 82% -12%,rgba(47,224,200,.10),transparent 62%),
                   radial-gradient(700px 420px at 4% 4%,rgba(31,168,148,.07),transparent 60%);
  background-repeat:no-repeat;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

img{max-width:100%;display:block;border-radius:var(--radius);border:1px solid var(--line);}

a{color:var(--primary);text-decoration:none;transition:color var(--ease),opacity var(--ease);}
a:hover{color:var(--primary-light);}

h1,h2,h3,h4{line-height:1.25;margin:0;font-weight:700;letter-spacing:.2px;color:var(--text);}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}

button{font-family:inherit;}

:focus-visible{
  outline:2px solid var(--primary);
  outline-offset:2px;
  border-radius:6px;
}

/* ---------- 容器 ---------- */
.site-wrap{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding:0 32px;
}

/* ---------- 九点网格母题 ---------- */
.dots{
  display:inline-block;
  width:21px;
  height:21px;
  flex:0 0 21px;
  background-image:radial-gradient(circle,var(--primary) 1.7px,transparent 1.8px);
  background-size:7px 7px;
  background-position:1px 1px;
  background-repeat:repeat;
  opacity:.95;
}
.dots--gray{background-image:radial-gradient(circle,var(--gray) 1.7px,transparent 1.8px);opacity:.6;}
.dots--sm{width:14px;height:14px;flex:0 0 14px;background-size:5px 5px;background-position:.5px .5px;}

/* ---------- 头部导航 ---------- */
.site-header{
  position:fixed;
  inset:0 0 auto 0;
  z-index:1000;
  height:72px;
  background:rgba(7,11,20,.72);
  border-bottom:1px solid var(--line);
  box-shadow:var(--shadow-float);
  -webkit-backdrop-filter:blur(16px) saturate(120%);
  backdrop-filter:blur(16px) saturate(120%);
}
.header-inner{
  height:72px;
  display:flex;
  align-items:center;
  gap:28px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  text-decoration:none;
  flex:0 0 auto;
}
.brand-text{display:flex;flex-direction:column;line-height:1.1;}
.brand-main{
  font-size:18px;
  font-weight:700;
  color:var(--text);
  letter-spacing:.4px;
}
.brand-sub{
  font-size:10.5px;
  letter-spacing:.24em;
  color:var(--primary);
  margin-top:2px;
  font-weight:600;
}
.brand:hover .brand-main{color:var(--primary-light);}
.brand{transition:color var(--ease);}

.nav-links{
  display:flex;
  align-items:center;
  gap:6px;
  margin-left:auto;
}
.nav-link{
  position:relative;
  display:inline-flex;
  align-items:center;
  min-height:44px;
  padding:0 14px;
  font-size:15px;
  color:var(--text-2);
  border-radius:10px;
  transition:color var(--ease),background-color var(--ease);
}
.nav-link::after{
  content:"";
  position:absolute;
  left:50%;
  bottom:6px;
  width:0;
  height:2px;
  border-radius:2px;
  background:var(--primary);
  transform:translateX(-50%);
  transition:width var(--ease);
}
.nav-link:hover{color:var(--text);background:rgba(255,255,255,.04);}
.nav-link:hover::after{width:24px;}
.nav-link.active{color:var(--primary);}
.nav-link.active::after{width:24px;}

.header-actions{
  display:flex;
  align-items:center;
  gap:10px;
  margin-left:8px;
}
.header-cta{
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:38px;
  padding:0 18px;
  font-size:14px;
  font-weight:600;
  color:var(--primary);
  border:1px solid rgba(47,224,200,.5);
  border-radius:999px;
  background:rgba(47,224,200,.06);
  transition:all var(--ease);
  white-space:nowrap;
}
.header-cta:hover{
  color:#04211C;
  background:linear-gradient(135deg,var(--primary),var(--primary-dark));
  border-color:transparent;
  box-shadow:var(--glow);
  transform:translateY(-1px);
}

.nav-toggle{
  display:none;
  width:44px;
  height:44px;
  align-items:center;
  justify-content:center;
  background:rgba(255,255,255,.05);
  border:1px solid var(--line);
  border-radius:var(--radius-sm);
  color:var(--text);
  font-size:20px;
  cursor:pointer;
}
.nav-toggle:active{transform:scale(.97);}

/* 移动抽屉 */
.mobile-drawer{
  position:fixed;
  inset:0;
  z-index:1001;
  display:none;
  flex-direction:column;
  padding:20px 18px 24px;
  background:rgba(7,11,20,.97);
  -webkit-backdrop-filter:blur(18px);
  backdrop-filter:blur(18px);
  overflow-y:auto;
}
.mobile-drawer.open{display:flex;}
.drawer-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  margin-bottom:18px;
}
.drawer-close{
  width:44px;height:44px;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.05);
  border:1px solid var(--line);
  border-radius:var(--radius-sm);
  color:var(--text);
  font-size:20px;
  cursor:pointer;
}
.drawer-nav{display:flex;flex-direction:column;gap:4px;}
.drawer-link{
  display:flex;
  align-items:center;
  justify-content:space-between;
  min-height:52px;
  padding:0 16px;
  font-size:16px;
  color:var(--text-2);
  border:1px solid transparent;
  border-radius:var(--radius-sm);
  transition:all var(--ease);
}
.drawer-link i{font-size:14px;color:var(--text-3);}
.drawer-link:hover,.drawer-link.active{
  color:var(--primary);
  background:rgba(47,224,200,.07);
  border-color:rgba(47,224,200,.28);
}
.drawer-link.active i{color:var(--primary);}
.drawer-cta{margin-top:auto;padding-top:20px;}

/* ---------- 按钮 ---------- */
.btn-main{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:48px;
  padding:0 26px;
  font-size:15px;
  font-weight:700;
  color:#04211C;
  background:linear-gradient(135deg,var(--primary),var(--primary-dark));
  border:none;
  border-radius:var(--radius-sm);
  box-shadow:0 10px 30px -12px rgba(47,224,200,.45);
  transition:all var(--ease);
  cursor:pointer;
}
.btn-main:hover{
  color:#04211C;
  transform:translateY(-1px);
  box-shadow:0 12px 36px -8px rgba(47,224,200,.55);
}
.btn-main:active{transform:translateY(0);}

.btn-glass{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:48px;
  padding:0 24px;
  font-size:15px;
  font-weight:600;
  color:var(--text);
  background:rgba(255,255,255,.06);
  border:1px solid var(--line-strong);
  border-radius:var(--radius-sm);
  transition:all var(--ease);
  cursor:pointer;
}
.btn-glass:hover{
  color:var(--text);
  border-color:rgba(47,224,200,.6);
  background:rgba(47,224,200,.07);
}

.link-arrow{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  font-weight:600;
  color:var(--primary);
  transition:all var(--ease);
}
.link-arrow i{transition:transform var(--ease);}
.link-arrow:hover{color:var(--primary-light);}
.link-arrow:hover i{transform:translateX(3px);}

/* ---------- 首屏 ---------- */
.page-hero{
  position:relative;
  padding:76px 0 64px;
  border-bottom:1px solid var(--line);
  overflow:hidden;
}
.page-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px);
  background-size:60px 60px;
  mask-image:radial-gradient(720px 340px at 50% 0%,#000 20%,transparent 78%);
  -webkit-mask-image:radial-gradient(720px 340px at 50% 0%,#000 20%,transparent 78%);
  pointer-events:none;
}
.hero-inner{
  position:relative;
  max-width:820px;
  margin:0 auto;
  text-align:center;
}
.hero-tag{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:32px;
  padding:0 14px;
  margin-bottom:22px;
  font-size:12.5px;
  letter-spacing:.08em;
  color:var(--primary);
  border:1px solid rgba(47,224,200,.4);
  border-radius:999px;
  background:rgba(47,224,200,.05);
}
.hero-inner h1{
  font-size:clamp(30px,4vw,44px);
  letter-spacing:.5px;
  margin-bottom:18px;
}
.hero-inner h1 em{
  font-style:normal;
  color:var(--primary);
}
.hero-lead{
  font-size:16px;
  color:var(--text-2);
  line-height:1.8;
  max-width:660px;
  margin:0 auto;
}
.hero-search{
  position:relative;
  width:100%;
  max-width:560px;
  margin:32px auto 0;
}
.hero-search input{
  width:100%;
  height:52px;
  padding:0 130px 0 48px;
  font-size:15px;
  color:var(--text);
  background:rgba(13,20,36,.92);
  border:1px solid var(--line-strong);
  border-radius:var(--radius-sm);
  transition:all var(--ease);
}
.hero-search input::placeholder{color:var(--text-3);}
.hero-search input:focus{
  outline:none;
  border-color:var(--primary);
  box-shadow:0 0 0 3px rgba(47,224,200,.18);
}
.hero-search .search-icon{
  position:absolute;
  left:16px;
  top:50%;
  transform:translateY(-50%);
  color:var(--gray);
  font-size:18px;
  pointer-events:none;
}
.hero-search .search-btn{
  position:absolute;
  right:6px;
  top:6px;
  height:40px;
  padding:0 18px;
  font-size:14px;
  font-weight:700;
  color:#04211C;
  background:linear-gradient(135deg,var(--primary),var(--primary-dark));
  border:none;
  border-radius:9px;
  cursor:pointer;
  transition:all var(--ease);
}
.hero-search .search-btn:hover{box-shadow:0 8px 22px -10px rgba(47,224,200,.6);}
.hero-hint{
  margin-top:16px;
  font-size:13px;
  color:var(--text-3);
}

/* ---------- 板块通用 ---------- */
.section{padding:88px 0;}
.section--tight{padding:64px 0;}
.section-head{
  max-width:720px;
  margin-bottom:40px;
}
.section-head h2{
  font-size:clamp(24px,3vw,32px);
  margin-bottom:12px;
}
.section-head p{
  color:var(--text-2);
  font-size:15.5px;
}
.section-label{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12.5px;
  letter-spacing:.14em;
  color:var(--primary);
  margin-bottom:14px;
  text-transform:uppercase;
}

/* ---------- 快捷入口 ---------- */
.quick-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:20px;
}
.quick-card{
  position:relative;
  display:flex;
  flex-direction:column;
  gap:10px;
  padding:26px 22px;
  background:var(--bg-2);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow-card);
  transition:all var(--ease);
  overflow:hidden;
}
.quick-card::after{
  content:"";
  position:absolute;
  top:14px;
  right:14px;
  width:14px;
  height:14px;
  background-image:radial-gradient(circle,rgba(47,224,200,.55) 1.4px,transparent 1.5px);
  background-size:5px 5px;
  opacity:.7;
}
.quick-card:hover{
  transform:translateY(-4px);
  border-color:rgba(47,224,200,.5);
  box-shadow:0 18px 40px -20px rgba(0,0,0,.8),0 0 0 1px rgba(47,224,200,.18);
}
.quick-card .q-icon{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:44px;
  height:44px;
  border-radius:var(--radius-sm);
  color:var(--primary);
  font-size:20px;
  background:
    radial-gradient(circle,rgba(47,224,200,.35) 1.2px,transparent 1.3px) 0 0/6px 6px,
    rgba(47,224,200,.08);
  border:1px solid rgba(47,224,200,.22);
}
.quick-card h3{
  font-size:17px;
  font-weight:700;
}
.quick-card p{
  font-size:14px;
  color:var(--text-2);
  line-height:1.7;
}
.quick-card .q-link{
  margin-top:4px;
  font-size:13.5px;
  color:var(--primary);
  display:inline-flex;
  align-items:center;
  gap:5px;
}
.quick-card:hover .q-link i{transform:translateX(3px);}
.quick-card .q-link i{transition:transform var(--ease);}

/* ---------- 分组标签条 ---------- */
.chip-bar{
  position:sticky;
  top:72px;
  z-index:60;
  padding:14px 0;
  background:rgba(7,11,20,.86);
  border-bottom:1px solid var(--line);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
}
.chip-group{
  display:flex;
  align-items:center;
  gap:10px;
  flex-wrap:wrap;
}
.chip{
  display:inline-flex;
  align-items:center;
  min-height:40px;
  padding:0 18px;
  font-size:14px;
  font-weight:600;
  color:var(--text-2);
  border:1px solid var(--line-strong);
  border-radius:999px;
  background:rgba(255,255,255,.03);
  transition:all var(--ease);
}
.chip:hover{color:var(--text);border-color:rgba(47,224,200,.45);}
.chip.active{
  color:var(--primary);
  border-color:rgba(47,224,200,.65);
  background:rgba(47,224,200,.10);
  box-shadow:0 0 0 1px rgba(47,224,200,.16);
}
.chip .count{
  margin-left:8px;
  font-size:12px;
  color:var(--accent);
  font-weight:700;
}

/* ---------- FAQ 分组 ---------- */
.faq-section{padding:64px 0;border-bottom:1px solid rgba(255,255,255,.05);}
.faq-section:last-of-type{border-bottom:none;}
.group-head{
  display:flex;
  align-items:flex-start;
  gap:14px;
  margin-bottom:26px;
  padding-bottom:22px;
  border-bottom:1px solid var(--line);
  position:relative;
}
.group-head::after{
  content:"";
  position:absolute;
  left:0;
  bottom:-1px;
  width:72px;
  height:2px;
  background:linear-gradient(90deg,var(--primary),transparent);
  border-radius:2px;
}
.group-head .dots{margin-top:7px;}
.group-head h2{
  font-size:clamp(22px,2.6vw,28px);
  margin-bottom:8px;
}
.group-head p{
  font-size:14.5px;
  color:var(--text-2);
  max-width:760px;
}

/* Accordion 重制 */
.faq-accordion .accordion-item{
  background:transparent;
  border:1px solid var(--line);
  border-radius:var(--radius);
  margin-bottom:10px;
  overflow:hidden;
  transition:border-color var(--ease),box-shadow var(--ease),background-color var(--ease);
}
.faq-accordion .accordion-item:hover{
  border-color:rgba(47,224,200,.35);
  background:rgba(255,255,255,.02);
}
.faq-accordion .accordion-item:has(.accordion-button:not(.collapsed)){
  border-color:rgba(47,224,200,.55);
  background:rgba(47,224,200,.035);
  box-shadow:0 0 0 1px rgba(47,224,200,.10),0 14px 34px -22px rgba(47,224,200,.35);
}
.faq-accordion .accordion-button{
  display:flex;
  align-items:center;
  gap:16px;
  width:100%;
  padding:20px 22px;
  font-size:17px;
  font-weight:600;
  line-height:1.55;
  color:var(--text);
  background:transparent;
  border:none;
  border-radius:0;
  box-shadow:none;
  text-align:left;
}
.faq-accordion .accordion-button:focus{
  box-shadow:none;
  outline:2px solid rgba(47,224,200,.7);
  outline-offset:-4px;
  border-radius:var(--radius);
}
.faq-accordion .accordion-button:not(.collapsed){
  color:var(--primary);
  background:transparent;
  box-shadow:none;
}
.faq-accordion .accordion-button::after{
  content:"";
  margin-left:auto;
  width:28px;
  height:28px;
  flex:0 0 28px;
  border:1px solid var(--line-strong);
  border-radius:999px;
  background-color:transparent;
  background-image:linear-gradient(var(--primary),var(--primary)),linear-gradient(var(--primary),var(--primary));
  background-size:11px 1.6px,1.6px 11px;
  background-position:center,center;
  background-repeat:no-repeat;
  transition:transform var(--ease),border-color var(--ease);
}
.faq-accordion .accordion-button:not(.collapsed)::after{
  transform:rotate(45deg);
  border-color:rgba(47,224,200,.6);
}
.faq-accordion .accordion-body{
  padding:2px 22px 24px;
  font-size:15px;
  line-height:1.85;
  color:var(--text-2);
}
.faq-accordion .accordion-body p+p{margin-top:12px;}
.faq-accordion .accordion-body strong{color:var(--primary-light);font-weight:600;}
.faq-accordion .accordion-body .ans-list{
  margin-top:12px;
  display:flex;
  flex-direction:column;
  gap:8px;
}
.faq-accordion .accordion-body .ans-list li{
  position:relative;
  padding-left:20px;
  font-size:14.5px;
  line-height:1.8;
}
.faq-accordion .accordion-body .ans-list li::before{
  content:"";
  position:absolute;
  left:2px;
  top:11px;
  width:7px;
  height:7px;
  border-radius:50%;
  background:var(--primary);
  opacity:.75;
}

/* ---------- 图文辅助区 ---------- */
.help-split{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:48px;
  align-items:center;
}
.help-split h2{
  font-size:clamp(24px,3vw,32px);
  margin-bottom:16px;
}
.help-split p{
  color:var(--text-2);
  font-size:15.5px;
  line-height:1.8;
  margin-bottom:14px;
}
.help-points{
  display:flex;
  flex-direction:column;
  gap:14px;
  margin:24px 0 28px;
}
.help-points li{
  display:flex;
  align-items:flex-start;
  gap:12px;
  font-size:15px;
  color:var(--text-2);
}
.help-points li .dots{margin-top:4px;}
.help-points li b{color:var(--text);font-weight:600;}
.figure{
  position:relative;
  border-radius:var(--radius-lg);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow-card);
  aspect-ratio:4/3;
  background:var(--bg-1);
}
.figure img{
  width:100%;
  height:100%;
  object-fit:cover;
  border:none;
  border-radius:0;
}
.figure::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(7,11,20,.15),rgba(7,11,20,.72));
  pointer-events:none;
}
.figure-cap{
  position:absolute;
  left:20px;
  right:20px;
  bottom:18px;
  z-index:2;
  display:flex;
  align-items:center;
  gap:10px;
  font-size:13.5px;
  color:var(--text-2);
}

/* ---------- CTA ---------- */
.cta-panel{
  position:relative;
  display:grid;
  grid-template-columns:1fr auto;
  gap:28px;
  align-items:center;
  padding:40px 44px;
  border-radius:var(--radius-lg);
  border:1px solid rgba(47,224,200,.28);
  background:rgba(255,255,255,.06);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  backdrop-filter:blur(14px) saturate(120%);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.08),var(--shadow-card);
  overflow:hidden;
}
.cta-panel::before{
  content:"";
  position:absolute;
  right:-40px;
  top:-40px;
  width:180px;
  height:180px;
  background-image:radial-gradient(circle,rgba(47,224,200,.22) 1.8px,transparent 1.9px);
  background-size:20px 20px;
  opacity:.7;
  pointer-events:none;
}
.cta-panel h2{
  font-size:clamp(22px,2.6vw,28px);
  margin-bottom:10px;
}
.cta-panel p{
  color:var(--text-2);
  font-size:15px;
  max-width:640px;
}
.cta-actions{
  display:flex;
  gap:12px;
  flex-wrap:wrap;
}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:16px;
  border-top:1px solid var(--line);
  background:var(--bg-1);
  padding:64px 0 28px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1fr;
  gap:36px;
  padding-bottom:40px;
  border-bottom:1px solid var(--line);
}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{
  font-size:14px;
  color:var(--text-3);
  line-height:1.8;
  max-width:320px;
}
.footer-dots{margin-top:18px;}
.footer-col h4{
  font-size:14px;
  font-weight:700;
  color:var(--text);
  letter-spacing:.06em;
  margin-bottom:16px;
}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{
  font-size:14px;
  color:var(--text-2);
  transition:color var(--ease);
  display:inline-block;
  padding:2px 0;
}
.footer-col a:hover{color:var(--primary);}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding-top:24px;
  flex-wrap:wrap;
}
.footer-bottom p{
  font-size:13px;
  color:var(--text-3);
}
.footer-bottom .meta{font-size:12.5px;color:rgba(108,127,153,.85);}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .nav-links{gap:2px;}
  .nav-link{padding:0 10px;font-size:14.5px;}
}

@media (max-width:991px){
  body{padding-top:64px;}
  .site-header{height:64px;}
  .header-inner{height:64px;gap:16px;}
  .nav-links{display:none;}
  .header-cta{display:none;}
  .nav-toggle{display:inline-flex;}
  .header-actions{margin-left:auto;}
  .site-wrap{padding:0 24px;}
  .section{padding:72px 0;}
  .section--tight{padding:56px 0;}
  .page-hero{padding:60px 0 52px;}
  .quick-grid{grid-template-columns:repeat(2,1fr);gap:16px;}
  .help-split{grid-template-columns:1fr;gap:32px;}
  .cta-panel{grid-template-columns:1fr;padding:32px 28px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .chip-bar{top:64px;}
}

@media (max-width:767px){
  .site-wrap{padding:0 18px;}
  .section{padding:56px 0;}
  .page-hero{padding:48px 0 44px;}
  .hero-lead{font-size:15px;}
  .hero-search input{height:50px;padding:0 112px 0 44px;font-size:14px;}
  .hero-search .search-btn{height:38px;padding:0 14px;font-size:13px;}
  .quick-grid{grid-template-columns:1fr;}
  .faq-section{padding:48px 0;}
  .faq-accordion .accordion-button{font-size:16px;padding:18px 18px;gap:12px;}
  .faq-accordion .accordion-body{padding:0 18px 20px;}
  .chip-bar{padding:12px 0;top:64px;}
  .chip-group{flex-wrap:nowrap;overflow-x:auto;padding-bottom:4px;-webkit-overflow-scrolling:touch;scrollbar-width:none;}
  .chip-group::-webkit-scrollbar{display:none;}
  .chip{flex:0 0 auto;min-height:38px;font-size:13.5px;padding:0 15px;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
  .cta-actions{width:100%;}
  .cta-actions .btn-main,.cta-actions .btn-glass{width:100%;}
}

@media (max-width:520px){
  .brand-main{font-size:16.5px;}
  .hero-inner h1{font-size:28px;}
  .quick-card{padding:22px 18px;}
}