/* roulang page: index */
:root{
  --bg:#070C14;
  --panel:#0C131F;
  --panel-2:#101A28;
  --cyan:#2ED3C6;
  --cyan-soft:rgba(46,211,198,.12);
  --amber:#FFB24D;
  --amber-soft:rgba(255,178,77,.12);
  --muted:#8A9BB3;
  --text:#E6EDF6;
  --line:#4A5A72;
  --ok:#3FD38B;
  --warn:#FFD166;
  --err:#FF6B6B;
  --glass:rgba(255,255,255,0.045);
  --glass-line:rgba(255,255,255,0.10);
  --r-card:16px;
  --r-btn:12px;
  --r-input:10px;
  --shadow-1:0 8px 24px -12px rgba(0,0,0,.55);
  --shadow-2:0 18px 44px -16px rgba(0,0,0,.7);
  --shadow-3:0 40px 80px -24px rgba(0,0,0,.85);
  --shell:1200px;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
  font-size:16px;line-height:1.875;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--cyan);text-decoration:none;transition:color .2s ease,background-color .2s ease;}
a:hover,a:focus{color:#63EBE0;}
h1,h2,h3,h4,h5,p,ul,ol,figure{margin:0;padding:0;}
ul,ol{list-style:none;}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;}
:focus-visible{outline:2px solid var(--cyan);outline-offset:2px;}

h1{font-size:40px;line-height:1.2;font-weight:700;letter-spacing:-.01em;}
h2{font-size:30px;line-height:1.32;font-weight:700;letter-spacing:-.01em;}
h3{font-size:22px;line-height:1.45;font-weight:700;}
h4{font-size:18px;line-height:1.55;font-weight:600;}

.foundation h1,.foundation h2,.foundation h3{font-family:inherit;}

.shell{
  width:100%;max-width:var(--shell);
  margin:0 auto;padding:0 32px;
}
.section{padding:104px 0;}
.section-tight{padding:72px 0;}
.section-head{max-width:720px;margin-bottom:48px;}
.section-tag{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.08em;color:var(--cyan);
  text-transform:uppercase;margin-bottom:16px;
}
.section-tag::before{content:"";width:22px;height:1px;background:var(--cyan);opacity:.7;}
.section-title{margin-bottom:16px;}
.section-desc{color:var(--muted);font-size:16px;max-width:660px;}
.hl{color:var(--cyan);}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1;
  transition:transform .2s ease,box-shadow .2s ease,background-color .2s ease,color .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn-primary{
  background:var(--cyan);color:#04211F;
  box-shadow:0 0 0 1px rgba(46,211,198,.35),0 10px 30px -8px rgba(46,211,198,.55);
}
.btn-primary:hover{background:#4AE0D4;color:#04211F;box-shadow:0 0 0 1px rgba(46,211,198,.5),0 16px 38px -8px rgba(46,211,198,.7);}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{
  background:var(--glass);color:var(--cyan);
  border:1px solid var(--glass-line);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
}
.btn-ghost:hover{background:rgba(46,211,198,.10);color:#63EBE0;border-color:rgba(46,211,198,.4);}
.btn-ghost:active{transform:translateY(1px);}
.btn-link{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--cyan);font-size:14px;font-weight:600;height:auto;padding:0;
}
.btn-link::after{content:"→";transition:transform .2s ease;}
.btn-link:hover::after{transform:translateX(4px);}
.btn[disabled],.btn.is-disabled{opacity:.4;pointer-events:none;}

.badge{
  display:inline-flex;align-items:center;
  height:24px;padding:0 12px;border-radius:999px;
  font-size:12px;line-height:1;font-weight:600;letter-spacing:.02em;
}
.badge-cyan{background:var(--cyan-soft);color:var(--cyan);}
.badge-amber{background:var(--amber-soft);color:var(--amber);}
.badge-line{background:transparent;border:1px solid var(--glass-line);color:var(--muted);}

.card{
  position:relative;
  background:var(--glass);
  border:1px solid var(--glass-line);
  border-radius:var(--r-card);
  backdrop-filter:blur(16px) saturate(120%);
  -webkit-backdrop-filter:blur(16px) saturate(120%);
  box-shadow:var(--shadow-1),inset 0 1px 0 rgba(255,255,255,.06);
  transition:transform .22s ease-out,border-color .22s ease-out,box-shadow .22s ease-out;
  overflow:hidden;
}
.card:hover{
  transform:translateY(-3px);
  border-color:rgba(46,211,198,.22);
  box-shadow:var(--shadow-2),inset 0 1px 0 rgba(255,255,255,.08);
}
.card-media{display:flex;flex-direction:column;}
.card-media .media{
  position:relative;width:100%;aspect-ratio:16/9;overflow:hidden;background:var(--panel-2);
}
.card-media .media img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease-out;}
.card-media:hover .media img{transform:scale(1.03);}
.card-body{padding:26px 28px 28px;}
.card-body h3{font-size:20px;margin-bottom:10px;}
.card-body p{color:var(--muted);font-size:15px;line-height:1.85;margin-bottom:16px;}

/* ============ Dock 导航 ============ */
.dock-wrap{
  position:fixed;top:18px;left:0;right:0;z-index:80;
  padding:0 24px;pointer-events:none;
}
.dock{
  pointer-events:auto;
  max-width:1080px;margin:0 auto;
  display:flex;align-items:center;gap:16px;
  height:64px;padding:0 12px 0 18px;
  border-radius:999px;
  background:rgba(12,19,31,.74);
  border:1px solid rgba(255,255,255,.10);
  backdrop-filter:blur(18px) saturate(120%);
  -webkit-backdrop-filter:blur(18px) saturate(120%);
  box-shadow:0 18px 44px -22px rgba(0,0,0,.92),inset 0 1px 0 rgba(255,255,255,.06);
  transition:height .24s ease,background-color .24s ease,padding .24s ease;
}
.dock.is-scrolled{height:56px;background:rgba(7,12,20,.86);padding:0 10px 0 16px;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:36px;height:36px;border-radius:11px;flex:0 0 auto;
  display:grid;place-items:center;
  background:linear-gradient(150deg,rgba(46,211,198,.22),rgba(46,211,198,.04));
  border:1px solid rgba(46,211,198,.34);
  box-shadow:0 0 18px -6px rgba(46,211,198,.6);
}
.brand-mark svg{width:20px;height:20px;display:block;}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text strong{font-size:15px;font-weight:700;color:var(--text);letter-spacing:.01em;}
.brand-text em{font-style:normal;font-size:11px;color:var(--muted);letter-spacing:.14em;}
.dock-nav{display:flex;align-items:center;gap:4px;margin-left:auto;}
.dock-link{
  position:relative;display:inline-flex;align-items:center;
  height:38px;padding:0 14px;border-radius:999px;
  font-size:15px;color:var(--muted);font-weight:500;
  transition:color .2s ease,background-color .2s ease,transform .2s ease;
}
.dock-link:hover{color:var(--text);background:rgba(255,255,255,.05);transform:translateY(-1px);}
.dock-link.is-active{color:var(--text);background:rgba(46,211,198,.12);}
.dock-link.is-active::after{
  content:"";position:absolute;left:50%;bottom:4px;transform:translateX(-50%);
  width:16px;height:2px;border-radius:2px;background:var(--cyan);
}
.dock-actions{display:flex;align-items:center;gap:8px;flex:0 0 auto;}
.icon-btn{
  width:40px;height:40px;border-radius:999px;
  display:grid;place-items:center;color:var(--muted);
  border:1px solid transparent;transition:.2s ease;
}
.icon-btn:hover{color:var(--cyan);background:rgba(255,255,255,.06);border-color:var(--glass-line);}
.icon-btn svg{width:18px;height:18px;}
.dock-cta{height:40px;padding:0 18px;font-size:14px;}
.dock-burger{display:none;}

.dock-search{
  pointer-events:auto;
  max-width:1080px;margin:12px auto 0;
  display:none;align-items:center;gap:10px;
  padding:10px 18px;border-radius:999px;
  background:rgba(12,19,31,.9);
  border:1px solid var(--glass-line);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
}
.dock-search.is-open{display:flex;}
.dock-search input{
  flex:1;height:38px;background:transparent;border:0;outline:none;
  color:var(--text);font-size:15px;
}
.dock-search input::placeholder{color:var(--muted);}
.dock-search .clear{
  font-size:13px;color:var(--muted);padding:6px 10px;border-radius:999px;
}
.dock-search .clear:hover{color:var(--cyan);background:rgba(255,255,255,.06);}

/* 移动端抽屉 */
.mobile-bar{
  display:none;
  position:fixed;left:16px;right:16px;bottom:16px;z-index:90;
  height:60px;padding:0 12px 0 16px;
  border-radius:999px;
  background:rgba(12,19,31,.86);
  border:1px solid var(--glass-line);
  backdrop-filter:blur(18px) saturate(120%);
  -webkit-backdrop-filter:blur(18px) saturate(120%);
  box-shadow:0 18px 44px -18px rgba(0,0,0,.9);
  align-items:center;gap:10px;
}
.mobile-bar .brand-text strong{font-size:14px;}
.mobile-bar .spacer{flex:1;}
.drawer{
  position:fixed;inset:0;z-index:95;
  background:rgba(7,12,20,.96);
  backdrop-filter:blur(20px);
  -webkit-backdrop-filter:blur(20px);
  display:none;flex-direction:column;
  padding:28px 24px 32px;
}
.drawer.is-open{display:flex;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:28px;}
.drawer-nav{display:flex;flex-direction:column;gap:6px;}
.drawer-nav a{
  display:flex;align-items:center;justify-content:space-between;
  padding:16px 18px;border-radius:14px;
  background:var(--glass);border:1px solid var(--glass-line);
  color:var(--text);font-size:16px;font-weight:500;
}
.drawer-nav a.is-active{color:var(--cyan);border-color:rgba(46,211,198,.34);}
.drawer-nav a span{color:var(--muted);font-size:13px;}
.drawer-foot{margin-top:auto;padding-top:24px;}

/* ============ Hero ============ */
.hero{position:relative;padding:176px 0 88px;overflow:hidden;}
.hero-backdrop{position:absolute;inset:0;z-index:0;}
.hero-backdrop img{width:100%;height:100%;object-fit:cover;opacity:.30;}
.hero-backdrop::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(120% 90% at 12% 0%,rgba(7,12,20,.55) 0%,rgba(7,12,20,.94) 62%,var(--bg) 100%),
    linear-gradient(180deg,rgba(7,12,20,.6),rgba(7,12,20,.98));
}
.hero-arc{position:absolute;inset:0;z-index:1;pointer-events:none;overflow:hidden;}
.hero-arc span{
  position:absolute;border-radius:50%;border:1px solid rgba(46,211,198,.09);
}
.hero-arc span:nth-child(1){width:820px;height:820px;right:-260px;top:-300px;}
.hero-arc span:nth-child(2){width:1180px;height:1180px;right:-460px;top:-480px;border-color:rgba(46,211,198,.055);}
.hero-arc span:nth-child(3){
  width:140%;height:220px;right:-20%;top:38%;
  border:0;border-radius:0;
  background:linear-gradient(100deg,rgba(46,211,198,.10),rgba(46,211,198,0) 62%);
  transform:rotate(-6deg);
}
.hero .shell{position:relative;z-index:2;}
.hero-copy{max-width:760px;}
.hero-pill{
  display:inline-flex;align-items:center;gap:8px;
  height:30px;padding:0 14px;border-radius:999px;
  background:rgba(46,211,198,.10);border:1px solid rgba(46,211,198,.26);
  color:var(--cyan);font-size:13px;font-weight:600;letter-spacing:.04em;
  margin-bottom:22px;
}
.hero-pill i{width:6px;height:6px;border-radius:50%;background:var(--cyan);box-shadow:0 0 10px 2px rgba(46,211,198,.8);}
.hero h1{margin-bottom:20px;}
.hero-sub{font-size:18px;line-height:1.85;color:var(--muted);max-width:640px;margin-bottom:34px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:38px;}
.hero-points{display:flex;flex-wrap:wrap;gap:10px 26px;}
.hero-points li{
  position:relative;padding-left:18px;font-size:14px;color:var(--muted);
}
.hero-points li::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:6px;height:6px;border-radius:2px;background:var(--cyan);
}
.hero-metrics{
  display:grid;grid-template-columns:repeat(3,1fr);
  margin-top:64px;
  border-top:1px solid rgba(255,255,255,.09);
  border-bottom:1px solid rgba(255,255,255,.09);
}
.metric{padding:26px 28px;border-right:1px solid rgba(255,255,255,.09);}
.metric:last-child{border-right:0;}
.metric-num{font-size:30px;font-weight:700;line-height:1.2;color:var(--amber);letter-spacing:-.01em;}
.metric-num small{font-size:15px;font-weight:500;color:var(--muted);margin-left:3px;letter-spacing:0;}
.metric-label{font-size:13px;color:var(--muted);margin-top:8px;}

/* ============ 痛点区 ============ */
.pain-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.pain-card{
  padding:26px 24px 28px;
  background:rgba(255,255,255,.035);
  border:1px solid var(--glass-line);
  border-radius:var(--r-card);
  transition:border-color .22s ease,transform .22s ease-out,background-color .22s ease;
}
.pain-card:hover{transform:translateY(-3px);border-color:rgba(46,211,198,.24);background:rgba(255,255,255,.055);}
.pain-num{
  font-size:42px;font-weight:800;line-height:1;letter-spacing:-.02em;
  color:transparent;-webkit-text-stroke:1px rgba(46,211,198,.55);
  margin-bottom:18px;
}
.pain-q{font-size:16px;font-weight:600;color:var(--text);line-height:1.7;}

/* ============ 方案区 ============ */
.sol-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.sol-grid > *:nth-child(even){margin-top:52px;}
.sol-list{margin-top:6px;display:flex;flex-direction:column;gap:10px;}
.sol-list li{position:relative;padding-left:16px;font-size:14px;color:var(--muted);}
.sol-list li::before{
  content:"";position:absolute;left:0;top:11px;width:5px;height:5px;border-radius:50%;background:var(--cyan);
}
.card-plain .card-body{padding:30px 30px 32px;}
.card-plain .idx{
  font-size:13px;color:var(--amber);font-weight:700;letter-spacing:.1em;
  display:block;margin-bottom:14px;
}

/* ============ 数据带 ============ */
.stat-band{
  background:linear-gradient(180deg,rgba(12,19,31,.9),rgba(7,12,20,.4));
  border-top:1px solid rgba(255,255,255,.07);
  border-bottom:1px solid rgba(255,255,255,.07);
  padding:72px 0;
}
.stat-band-inner{display:grid;grid-template-columns:repeat(4,1fr);}
.stat-item{padding:6px 26px;border-right:1px solid rgba(255,255,255,.08);}
.stat-item:last-child{border-right:0;}
.stat-item:first-child{padding-left:0;}
.stat-num{font-size:38px;font-weight:700;color:var(--amber);line-height:1.15;letter-spacing:-.02em;}
.stat-num small{font-size:16px;font-weight:500;color:var(--muted);margin-left:4px;}
.stat-label{font-size:14px;color:var(--muted);margin-top:10px;}
.stat-note{font-size:13px;color:rgba(138,155,179,.75);margin-top:6px;}

/* ============ 资讯列表 ============ */
.news-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:40px;}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.news-card{
  display:flex;flex-direction:column;
  background:var(--glass);border:1px solid var(--glass-line);
  border-radius:var(--r-card);overflow:hidden;color:var(--text);
  backdrop-filter:blur(16px) saturate(120%);
  -webkit-backdrop-filter:blur(16px) saturate(120%);
  box-shadow:var(--shadow-1),inset 0 1px 0 rgba(255,255,255,.05);
  transition:transform .22s ease-out,border-color .22s ease-out,box-shadow .22s ease-out;
}
.news-card:hover{transform:translateY(-3px);border-color:rgba(46,211,198,.24);box-shadow:var(--shadow-2);color:var(--text);}
.news-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--panel-2);}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease-out;}
.news-card:hover .news-thumb img{transform:scale(1.03);}
.news-body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1;}
.news-meta{display:flex;align-items:center;gap:12px;margin-bottom:12px;}
.news-time{font-size:13px;color:var(--muted);}
.news-title{
  font-size:17px;font-weight:600;line-height:1.6;margin-bottom:10px;color:var(--text);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  min-height:54px;
}
.news-desc{
  font-size:14px;color:var(--muted);line-height:1.8;flex:1;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  min-height:50px;
}
.news-more{margin-top:16px;font-size:13px;color:var(--cyan);font-weight:600;}
.empty-state{
  grid-column:1/-1;
  display:flex;flex-direction:column;align-items:center;gap:16px;
  padding:56px 24px;text-align:center;
  background:var(--glass);border:1px dashed var(--glass-line);border-radius:var(--r-card);
}
.empty-state p{color:var(--muted);font-size:15px;}

/* ============ FAQ ============ */
.faq-accordion{margin:0;border:0;background:transparent;}
.faq-accordion .accordion-item{
  background:var(--glass);
  border:1px solid var(--glass-line);
  border-radius:var(--r-card);
  margin-bottom:12px;
  overflow:hidden;
  backdrop-filter:blur(16px) saturate(120%);
  -webkit-backdrop-filter:blur(16px) saturate(120%);
  transition:border-color .22s ease,box-shadow .22s ease;
}
.faq-accordion .accordion-item:hover{border-color:rgba(46,211,198,.2);}
.faq-accordion .accordion-item.is-active{border-color:rgba(46,211,198,.3);box-shadow:var(--shadow-1);}
.faq-accordion .accordion-title{
  position:relative;
  padding:22px 64px 22px 26px;
  border:0;border-left:2px solid transparent;
  background:transparent;
  color:var(--text);font-size:16px;font-weight:600;line-height:1.6;
  transition:border-color .22s ease,color .22s ease,background-color .22s ease;
}
.faq-accordion .accordion-title:hover{background:rgba(255,255,255,.03);color:#fff;}
.faq-accordion .accordion-item.is-active .accordion-title{
  border-left:2px solid var(--cyan);color:#fff;
}
.faq-accordion .accordion-title::before{
  content:"";position:absolute;right:28px;top:50%;
  width:8px;height:8px;border-right:2px solid var(--cyan);border-bottom:2px solid var(--cyan);
  transform:translateY(-70%) rotate(45deg);
  transition:transform .25s ease;
}
.faq-accordion .accordion-item.is-active .accordion-title::before{transform:translateY(-30%) rotate(-135deg);}
.faq-accordion .accordion-content{
  padding:0 26px 24px 26px;border:0;background:transparent;color:var(--muted);
  font-size:15px;line-height:1.9;
}
.faq-accordion .accordion-content p{margin-bottom:10px;}
.faq-accordion .accordion-content p:last-child{margin-bottom:0;}

/* ============ CTA 触发条 ============ */
.cta-band{
  position:relative;overflow:hidden;
  border-radius:20px;
  padding:52px 48px;
  background:
    linear-gradient(120deg,rgba(12,19,31,.96),rgba(12,19,31,.82)),
    url('/assets/images/backpic/back-3.png') center/cover no-repeat;
  border:1px solid rgba(46,211,198,.2);
  box-shadow:var(--shadow-2);
  display:flex;align-items:center;justify-content:space-between;gap:36px;
}
.cta-band::after{
  content:"";position:absolute;right:-120px;top:-140px;width:420px;height:420px;
  border-radius:50%;border:1px solid rgba(46,211,198,.12);pointer-events:none;
}
.cta-band-copy{position:relative;z-index:1;max-width:640px;}
.cta-band h2{font-size:26px;margin-bottom:12px;}
.cta-band p{color:var(--muted);font-size:15px;line-height:1.85;}
.cta-band-action{position:relative;z-index:1;flex:0 0 auto;}
.privacy-note{
  margin-top:18px;font-size:13px;color:rgba(138,155,179,.82);line-height:1.8;
  display:flex;align-items:flex-start;gap:8px;
}
.privacy-note::before{content:"·";color:var(--cyan);font-weight:700;}

/* ============ 表单弹层 ============ */
.reveal.lead-modal{
  background:rgba(12,19,31,.96);
  border:1px solid rgba(255,255,255,.12);
  border-radius:20px;
  box-shadow:var(--shadow-3);
  backdrop-filter:blur(20px) saturate(120%);
  -webkit-backdrop-filter:blur(20px) saturate(120%);
  padding:32px 32px 28px;
  max-width:540px;
  color:var(--text);
}
.lead-modal h3{font-size:22px;margin-bottom:10px;}
.lead-modal .lead-intro{color:var(--muted);font-size:14px;line-height:1.8;margin-bottom:22px;}
.modal-close{
  position:absolute;top:14px;right:14px;
  width:36px;height:36px;border-radius:999px;
  display:grid;place-items:center;color:var(--muted);font-size:20px;line-height:1;
  transition:.2s ease;
}
.modal-close:hover{color:var(--cyan);background:rgba(255,255,255,.07);}
.field{margin-bottom:16px;}
.field label{display:block;font-size:13px;color:var(--muted);margin-bottom:8px;}
.field input[type="text"],
.field input[type="tel"],
.field select,
.field textarea{
  width:100%;height:44px;padding:0 14px;
  background:rgba(255,255,255,.045);
  border:1px solid var(--glass-line);
  border-radius:var(--r-input);
  color:var(--text);font-size:15px;outline:none;
  transition:border-color .2s ease,box-shadow .2s ease,background-color .2s ease;
}
.field textarea{height:88px;padding:12px 14px;resize:vertical;line-height:1.7;}
.field input::placeholder,.field textarea::placeholder{color:rgba(138,155,179,.7);}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--cyan);
  box-shadow:0 0 0 3px rgba(46,211,198,.18);
  background:rgba(255,255,255,.06);
}
.field select{
  appearance:none;-webkit-appearance:none;
  background-image:linear-gradient(45deg,transparent 50%,var(--muted) 50%),linear-gradient(135deg,var(--muted) 50%,transparent 50%);
  background-position:calc(100% - 20px) 19px,calc(100% - 14px) 19px;
  background-size:6px 6px,6px 6px;background-repeat:no-repeat;
}
.field select option{background:#0C131F;color:var(--text);}
.consent{display:flex;align-items:flex-start;gap:10px;margin:18px 0 22px;}
.consent input{width:16px;height:16px;margin-top:3px;accent-color:var(--cyan);flex:0 0 auto;}
.consent span{font-size:13px;color:var(--muted);line-height:1.75;}
.lead-submit{width:100%;}

/* ============ 页脚 ============ */
.site-footer{
  background:#050910;
  border-top:1px solid rgba(255,255,255,.07);
  padding:72px 0 0;
  margin-top:0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1.2fr 1.2fr;
  gap:40px;padding-bottom:56px;
}
.footer-brand .brand{margin-bottom:18px;}
.footer-brand p{font-size:14px;color:var(--muted);line-height:1.9;max-width:300px;}
.footer-col h4{font-size:14px;color:var(--text);margin-bottom:18px;letter-spacing:.04em;}
.footer-col ul{display:flex;flex-direction:column;gap:12px;}
.footer-col a{font-size:14px;color:var(--muted);}
.footer-col a:hover{color:var(--cyan);}
.footer-col p{font-size:14px;color:var(--muted);line-height:1.9;}
.footer-col .time{color:var(--amber);font-size:13px;margin-top:10px;display:block;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.07);
  padding:24px 0 28px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
}
.footer-bottom p{font-size:13px;color:rgba(138,155,179,.8);}
.footer-bottom .tech{color:rgba(138,155,179,.6);}

/* ============ 响应式 ============ */
@media screen and (max-width:1199px){
  .shell{padding:0 24px;}
  h1{font-size:34px;}
  .hero{padding:158px 0 72px;}
  .hero-arc span:nth-child(1){width:620px;height:620px;right:-220px;top:-240px;}
  .hero-arc span:nth-child(2){display:none;}
  .pain-grid{grid-template-columns:repeat(2,1fr);}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px;}
  .footer-brand{grid-column:1/-1;}
}
@media screen and (max-width:991px){
  .dock-nav{display:none;}
  .dock-cta{display:none;}
  .dock-burger{display:grid;}
  .dock{max-width:none;}
  .stat-band-inner{grid-template-columns:repeat(2,1fr);}
  .stat-item{padding:18px 20px;}
  .stat-item:nth-child(2){border-right:0;}
  .stat-item:nth-child(1),.stat-item:nth-child(2){border-bottom:1px solid rgba(255,255,255,.08);}
  .stat-item:first-child{padding-left:20px;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:40px 32px;}
  .cta-band-action{width:100%;}
  .cta-band-action .btn{width:100%;}
}
@media screen and (max-width:767px){
  .shell{padding:0 18px;}
  body{font-size:16px;line-height:1.8;}
  h1{font-size:28px;line-height:1.32;}
  h2{font-size:23px;}
  h3{font-size:19px;}
  .section{padding:64px 0;}
  .section-tight{padding:48px 0;}
  .section-head{margin-bottom:32px;}

  .dock-wrap{display:none;}
  .mobile-bar{display:flex;}

  .hero{padding:110px 0 56px;}
  .hero-sub{font-size:16px;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .hero-actions .btn{width:100%;}
  .hero-metrics{grid-template-columns:repeat(3,1fr);margin-top:44px;}
  .metric{padding:18px 8px;text-align:center;border-right:1px solid rgba(255,255,255,.09);}
  .metric:last-child{border-right:0;}
  .metric-num{font-size:22px;}
  .metric-num small{font-size:12px;display:block;margin:2px 0 0;}
  .metric-label{font-size:12px;}

  .pain-grid{
    display:flex;overflow-x:auto;gap:14px;
    scroll-snap-type:x mandatory;
    padding-bottom:10px;
    -webkit-overflow-scrolling:touch;
  }
  .pain-grid::-webkit-scrollbar{height:4px;}
  .pain-grid::-webkit-scrollbar-thumb{background:rgba(46,211,198,.35);border-radius:4px;}
  .pain-card{flex:0 0 76%;scroll-snap-align:start;}
  .pain-num{font-size:34px;margin-bottom:12px;}

  .sol-grid{grid-template-columns:1fr;gap:18px;}
  .sol-grid > *:nth-child(even){margin-top:0;}
  .card-body,.card-plain .card-body{padding:22px 20px 24px;}

  .stat-band{padding:52px 0;}
  .stat-band-inner{grid-template-columns:repeat(2,1fr);}
  .stat-item{padding:14px 10px;}
  .stat-num{font-size:26px;}
  .stat-num small{font-size:13px;}
  .stat-label{font-size:13px;}
  .stat-note{font-size:12px;}

  .news-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:28px;}
  .news-grid{grid-template-columns:1fr;gap:18px;}
  .news-title{min-height:0;}
  .news-desc{min-height:0;}

  .faq-accordion .accordion-title{padding:18px 52px 18px 20px;font-size:15px;}
  .faq-accordion .accordion-title::before{right:22px;}
  .faq-accordion .accordion-content{padding:0 20px 20px 20px;font-size:14px;}

  .cta-band{padding:32px 22px;border-radius:16px;gap:22px;}
  .cta-band h2{font-size:20px;}
  .reveal.lead-modal{padding:26px 20px 22px;}

  .site-footer{padding:52px 0 0;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;padding-bottom:40px;}
  .footer-brand{grid-column:1/-1;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
}
@media screen and (max-width:480px){
  .hero-metrics{grid-template-columns:1fr;border-bottom:0;}
  .metric{border-right:0;border-bottom:1px solid rgba(255,255,255,.09);text-align:left;padding:16px 0;}
  .metric:last-child{border-bottom:0;}
  .stat-band-inner{grid-template-columns:1fr;}
  .stat-item{border-right:0 !important;border-bottom:1px solid rgba(255,255,255,.08);padding-left:0;}
  .stat-item:last-child{border-bottom:0;}
  .footer-grid{grid-template-columns:1fr;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important;}
  html{scroll-behavior:auto;}
}
@media print{
  .dock-wrap,.mobile-bar,.drawer,.cta-band-action,.icon-btn{display:none !important;}
  body{background:#fff;color:#000;}
  .card,.news-card{border:1px solid #ccc;box-shadow:none;background:#fff;}
}

/* roulang page: article */
:root{
  --bg:#070C14;
  --bg-2:#0C131F;
  --bg-3:#0A1018;
  --brand:#2ED3C6;
  --brand-soft:rgba(46,211,198,.12);
  --brand-line:rgba(46,211,198,.35);
  --amber:#FFB24D;
  --text:#E6EDF6;
  --text-2:#C9D6E6;
  --muted:#8A9BB3;
  --line:rgba(255,255,255,.10);
  --line-soft:rgba(255,255,255,.07);
  --glass:rgba(255,255,255,.045);
  --glass-2:rgba(255,255,255,.075);
  --radius-card:16px;
  --radius-btn:12px;
  --radius-input:10px;
  --shadow-1:0 8px 24px -12px rgba(0,0,0,.55);
  --shadow-2:0 18px 44px -16px rgba(0,0,0,.7);
  --shadow-3:0 40px 80px -24px rgba(0,0,0,.85);
  --shell:1200px;
  --font: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
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;
  padding-bottom:0;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  background-image:linear-gradient(rgba(255,255,255,.03) 1px, transparent 1px),
                   linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px);
  background-size:40px 40px;
  pointer-events:none;
  z-index:0;
}
img{max-width:100%;height:auto;display:block;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font:inherit;color:inherit;}
button{background:none;border:0;cursor:pointer;}
h1,h2,h3,h4,h5{margin:0;font-weight:700;letter-spacing:-.01em;color:var(--text);}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:6px;}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--brand);color:#04211F;padding:10px 16px;border-radius:0 0 12px 0;z-index:200;}
.skip-link:focus{left:0;}
.shell{width:100%;max-width:var(--shell);margin:0 auto;padding:0 32px;position:relative;z-index:1;}
.section{padding:96px 0;position:relative;z-index:1;}
.section--tight{padding:64px 0;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;line-height:20px;color:var(--brand);
  background:var(--brand-soft);border:1px solid var(--brand-line);
  padding:6px 14px;border-radius:999px;letter-spacing:.02em;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--brand);box-shadow:0 0 10px var(--brand);}
.section-head{max-width:720px;margin-bottom:44px;}
.section-head h2{font-size:30px;line-height:40px;margin:16px 0 12px;}
.section-head p{color:var(--muted);font-size:16px;line-height:30px;}
.rule{height:1px;background:var(--line-soft);border:0;margin:0;}

/* ---------- 浮动 Dock 导航 ---------- */
.site-header{position:fixed;top:16px;left:0;right:0;z-index:80;padding:0 18px;transition:top .24s ease;}
.dock{
  max-width:1080px;margin:0 auto;
  display:flex;align-items:center;gap:16px;
  height:64px;padding:0 12px 0 18px;
  border-radius:999px;
  background:rgba(12,19,31,.72);
  border:1px solid var(--line);
  backdrop-filter:blur(18px) saturate(120%);
  -webkit-backdrop-filter:blur(18px) saturate(120%);
  box-shadow:var(--shadow-1),inset 0 1px 0 rgba(255,255,255,.06);
  transition:height .24s ease,background .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.site-header.is-scrolled .dock{height:56px;background:rgba(7,12,20,.86);border-color:rgba(255,255,255,.14);box-shadow:var(--shadow-2),inset 0 1px 0 rgba(255,255,255,.06);}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{width:34px;height:34px;display:grid;place-items:center;border-radius:11px;background:rgba(46,211,198,.10);border:1px solid var(--brand-line);}
.brand-mark svg{width:20px;height:20px;}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text strong{font-size:15px;font-weight:700;color:var(--text);letter-spacing:.01em;}
.brand-text em{font-style:normal;font-size:11px;color:var(--muted);letter-spacing:.14em;}
.dock-nav{display:flex;align-items:center;gap:4px;margin:0 auto;}
.dock-link{
  display:inline-flex;align-items:center;height:38px;padding:0 14px;border-radius:999px;
  font-size:15px;color:var(--muted);transition:color .2s ease,background .2s ease,transform .2s ease;
  white-space:nowrap;
}
.dock-link:hover{color:var(--text);background:rgba(255,255,255,.05);transform:translateY(-1px);}
.dock-link.is-active{color:var(--text);background:var(--brand-soft);box-shadow:inset 0 -2px 0 var(--brand);}
.dock-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.icon-btn{
  width:40px;height:40px;border-radius:999px;display:grid;place-items:center;
  border:1px solid var(--line);background:rgba(255,255,255,.04);color:var(--muted);
  transition:color .2s ease,border-color .2s ease,background .2s ease,transform .2s ease;
}
.icon-btn:hover{color:var(--brand);border-color:var(--brand-line);background:rgba(46,211,198,.08);}
.icon-btn:active{transform:translateY(1px);}
.dock-toggle{display:none;width:40px;height:40px;border-radius:12px;border:1px solid var(--line);background:rgba(255,255,255,.04);color:var(--text);place-items:center;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;letter-spacing:.01em;white-space:nowrap;
  transition:box-shadow .22s ease,background .22s ease,color .22s ease,transform .22s ease,border-color .22s ease;
  cursor:pointer;
}
.btn-primary{
  background:var(--brand);color:#04211F;
  box-shadow:0 0 0 1px rgba(46,211,198,.35),0 10px 30px -8px rgba(46,211,198,.55);
}
.btn-primary:hover{background:#46E1D4;box-shadow:0 0 0 1px rgba(46,211,198,.5),0 16px 40px -10px rgba(46,211,198,.7);transform:translateY(-1px);}
.btn-primary:active{transform:translateY(1px);box-shadow:0 0 0 1px rgba(46,211,198,.45),0 6px 18px -8px rgba(46,211,198,.6);}
.btn-ghost{
  background:rgba(255,255,255,.04);color:var(--brand);
  border:1px solid var(--brand-line);
}
.btn-ghost:hover{background:rgba(46,211,198,.08);border-color:rgba(46,211,198,.6);transform:translateY(-1px);}
.btn-ghost:active{transform:translateY(1px);}
.btn-sm{height:38px;padding:0 16px;font-size:14px;border-radius:10px;}
.text-link{display:inline-flex;align-items:center;gap:6px;color:var(--brand);font-size:14px;font-weight:600;border-bottom:1px solid transparent;transition:border-color .2s ease,color .2s ease;}
.text-link:hover{border-color:var(--brand);}
.dock-search{
  max-width:1080px;margin:10px auto 0;
  max-height:0;opacity:0;overflow:hidden;
  transition:max-height .3s ease,opacity .3s ease,margin .3s ease;
}
.dock-search.is-open{max-height:90px;opacity:1;}
.dock-search-form{
  display:flex;align-items:center;gap:10px;height:52px;padding:0 16px;
  border-radius:16px;background:rgba(12,19,31,.9);border:1px solid var(--line);
  backdrop-filter:blur(18px);box-shadow:var(--shadow-2);
}
.dock-search-form input{
  flex:1;height:40px;border:1px solid transparent;background:transparent;
  font-size:15px;color:var(--text);outline:none;
}
.dock-search-form input::placeholder{color:var(--muted);}
.dock-search-form input:focus{border-color:var(--brand-line);box-shadow:0 0 0 3px rgba(46,211,198,.14);border-radius:var(--radius-input);padding:0 12px;}
.dock-search-clear{width:32px;height:32px;border-radius:50%;color:var(--muted);font-size:18px;line-height:1;display:grid;place-items:center;}
.dock-search-clear:hover{color:var(--text);background:rgba(255,255,255,.06);}

/* 移动端抽屉 */
.drawer{
  position:fixed;inset:0;z-index:90;
  background:rgba(7,12,20,.72);
  backdrop-filter:blur(14px);
  display:none;flex-direction:column;
  padding:22px 18px 120px;
}
.drawer.is-open{display:flex;}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:26px;}
.drawer-close{width:44px;height:44px;border-radius:12px;border:1px solid var(--line);background:rgba(255,255,255,.05);color:var(--text);font-size:20px;display:grid;place-items:center;}
.drawer-list{display:flex;flex-direction:column;gap:10px;}
.drawer-list a{
  display:flex;align-items:center;justify-content:space-between;
  padding:16px 18px;border-radius:14px;font-size:16px;color:var(--text-2);
  background:var(--glass);border:1px solid var(--line);
}
.drawer-list a.is-active{color:var(--brand);border-color:var(--brand-line);background:var(--brand-soft);}
.drawer-cta{margin-top:auto;}

/* ---------- 文章布局 ---------- */
main{position:relative;z-index:1;}
.page-top{padding-top:128px;}
.article-hero{
  position:relative;overflow:hidden;
  border-bottom:1px solid var(--line-soft);
}
.article-hero::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(180deg,rgba(7,12,20,.72),rgba(7,12,20,.94)),url("/assets/images/backpic/back-2.png");
  background-size:cover;background-position:center;
  opacity:.85;
}
.article-hero::after{
  content:"";position:absolute;right:-140px;top:-160px;width:520px;height:520px;border-radius:50%;
  border:1px solid rgba(46,211,198,.16);
  box-shadow:0 0 0 60px rgba(46,211,198,.04),0 0 0 130px rgba(46,211,198,.025);
  pointer-events:none;
}
.article-hero .shell{position:relative;z-index:2;}
.crumbs{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:13px;line-height:20px;color:var(--muted);padding:26px 0 0;
}
.crumbs a{color:var(--muted);transition:color .2s ease;}
.crumbs a:hover{color:var(--brand);}
.crumbs .sep{opacity:.5;}
.crumbs .current{max-width:340px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--text-2);}
.article-head{padding:26px 0 40px;max-width:820px;}
.article-head h1{font-size:40px;line-height:52px;margin:18px 0 20px;}
.article-meta{display:flex;align-items:center;gap:18px;flex-wrap:wrap;font-size:13px;line-height:20px;color:var(--muted);}
.article-meta .meta-item{display:inline-flex;align-items:center;gap:6px;}
.article-meta .meta-item svg{width:14px;height:14px;stroke:var(--amber);}
.article-meta .meta-item strong{color:var(--amber);font-weight:600;}
.badge{
  display:inline-flex;align-items:center;height:24px;padding:0 12px;border-radius:999px;
  font-size:12px;line-height:1;letter-spacing:.02em;
}
.badge-cat{background:var(--brand-soft);color:var(--brand);border:1px solid var(--brand-line);}
.badge-amber{background:rgba(255,178,77,.12);color:var(--amber);border:1px solid rgba(255,178,77,.32);}

.article-layout{
  display:grid;grid-template-columns:minmax(0,1fr);
  gap:48px;padding:64px 0 0;
}
.article-main{max-width:760px;margin:0 auto;width:100%;}
.article-aside{display:none;}
.article-body{font-size:17px;line-height:32px;color:var(--text-2);}
.article-body p{margin:0 0 1.2em;}
.article-body h2{position:relative;font-size:24px;line-height:34px;margin:40px 0 16px;padding-left:16px;}
.article-body h2::before{content:"";position:absolute;left:0;top:7px;bottom:7px;width:3px;border-radius:2px;background:var(--brand);}
.article-body h3{font-size:19px;line-height:30px;margin:30px 0 12px;color:var(--text);}
.article-body h4{font-size:17px;line-height:28px;margin:24px 0 10px;color:var(--text);}
.article-body ul,.article-body ol{padding-left:22px;margin:0 0 1.2em;}
.article-body ul li{position:relative;margin:6px 0;}
.article-body ul li::before{content:"";position:absolute;left:-16px;top:13px;width:6px;height:6px;border-radius:2px;background:var(--brand);}
.article-body ol{list-style:decimal;}
.article-body ol li{margin:6px 0;padding-left:4px;}
.article-body ol li::marker{color:var(--brand);font-weight:600;}
.article-body blockquote{
  margin:22px 0;padding:16px 20px;border-left:3px solid var(--brand);
  background:rgba(46,211,198,.08);border-radius:0 12px 12px 0;color:var(--text-2);
}
.article-body img{border-radius:14px;margin:24px auto;box-shadow:var(--shadow-1);}
.article-body a{color:var(--brand);border-bottom:1px solid var(--brand-line);}
.article-body a:hover{border-bottom-color:var(--brand);}
.article-body table{
  width:100%;border-collapse:separate;border-spacing:0;margin:22px 0;font-size:15px;
  background:var(--glass);border:1px solid var(--line);border-radius:12px;overflow:hidden;
}
.article-body th,.article-body td{padding:12px 16px;text-align:left;border-bottom:1px solid var(--line-soft);}
.article-body th{background:rgba(255,255,255,.05);color:var(--text);font-weight:600;font-size:14px;}
.article-body tbody tr:nth-child(even){background:rgba(255,255,255,.03);}
.article-body tbody tr:last-child td{border-bottom:0;}
.article-body pre{
  background:var(--bg-3);border:1px solid var(--line);border-radius:12px;
  padding:16px 18px;overflow-x:auto;margin:20px 0;font-size:14px;line-height:24px;
}
.article-body code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:14px;color:#A9E9E2;}
.article-body pre code{color:#A9E9E2;}
.article-body hr{border:0;height:1px;background:var(--line-soft);margin:36px 0;}
.article-foot{margin-top:44px;padding-top:28px;border-top:1px solid var(--line-soft);}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:26px;}
.tag{
  display:inline-flex;align-items:center;height:28px;padding:0 14px;border-radius:999px;
  font-size:12px;color:var(--muted);background:rgba(255,255,255,.04);border:1px solid var(--line);
  transition:color .2s ease,border-color .2s ease,background .2s ease;
}
.tag:hover{color:var(--brand);border-color:var(--brand-line);background:rgba(46,211,198,.08);}
.article-actions{display:flex;flex-wrap:wrap;gap:12px;}
.empty-state{
  max-width:760px;margin:0 auto;text-align:center;padding:56px 28px;
  border-radius:var(--radius-card);background:var(--glass);border:1px solid var(--line);
}
.empty-state .empty-icon{
  width:56px;height:56px;margin:0 auto 18px;border-radius:16px;display:grid;place-items:center;
  background:var(--brand-soft);border:1px solid var(--brand-line);color:var(--brand);
}
.empty-state h2{font-size:22px;line-height:32px;margin-bottom:10px;}
.empty-state p{color:var(--muted);font-size:15px;margin-bottom:22px;}

/* 侧栏 */
.aside-card{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:24px;backdrop-filter:blur(16px);box-shadow:var(--shadow-1);margin-bottom:22px;
}
.aside-card h3{font-size:16px;line-height:26px;margin-bottom:14px;display:flex;align-items:center;gap:8px;}
.aside-card h3::before{content:"";width:3px;height:14px;border-radius:2px;background:var(--brand);}
.aside-list li{border-bottom:1px solid var(--line-soft);}
.aside-list li:last-child{border-bottom:0;}
.aside-list a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:12px 8px;font-size:14px;color:var(--text-2);border-radius:10px;
  transition:color .2s ease,background .2s ease,padding .2s ease;
}
.aside-list a:hover{color:var(--brand);background:rgba(255,255,255,.04);padding-left:12px;}
.aside-list .idx{font-size:12px;color:var(--amber);font-weight:600;}

/* 相关推荐 */
.reco-grid .card{height:100%;}
.grid-margin-x{margin-left:-11px !important;margin-right:-11px !important;}
.grid-margin-x > .cell{padding-left:11px !important;padding-right:11px !important;}
.card{
  display:flex;flex-direction:column;
  background:var(--glass);border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;backdrop-filter:blur(16px) saturate(120%);
  box-shadow:var(--shadow-1),inset 0 1px 0 rgba(255,255,255,.05);
  transition:transform .22s ease-out,border-color .22s ease-out,box-shadow .22s ease-out;
}
.card:hover{transform:translateY(-3px);border-color:rgba(46,211,198,.22);box-shadow:var(--shadow-2),inset 0 1px 0 rgba(255,255,255,.07);}
.card-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:linear-gradient(135deg,#0E1A28,#0A1018);}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .22s ease-out;}
.card:hover .card-media img{transform:scale(1.03);}
.card-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,12,20,0) 40%,rgba(7,12,20,.6));}
.card-body{padding:24px;display:flex;flex-direction:column;gap:12px;flex:1;}
.card-body h3{font-size:18px;line-height:28px;}
.card-body p{font-size:14px;line-height:26px;color:var(--muted);}
.card-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;padding-top:4px;}
.card-date{font-size:13px;color:var(--muted);}

/* CTA */
.cta-band{
  position:relative;overflow:hidden;
  border-radius:24px;border:1px solid var(--line);
  background:linear-gradient(135deg,rgba(46,211,198,.10),rgba(12,19,31,.9) 55%);
  padding:52px 48px;
  box-shadow:var(--shadow-2);
}
.cta-band::after{
  content:"";position:absolute;right:-160px;bottom:-220px;width:460px;height:460px;border-radius:50%;
  border:1px solid rgba(46,211,198,.18);
  box-shadow:0 0 0 50px rgba(46,211,198,.04),0 0 0 110px rgba(46,211,198,.02);
  pointer-events:none;
}
.cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;}
.cta-inner h2{font-size:28px;line-height:40px;margin-bottom:10px;}
.cta-inner p{color:var(--muted);font-size:15px;line-height:28px;max-width:560px;}
.privacy-note{font-size:12px;line-height:20px;color:var(--muted);margin-top:18px;}

/* 表单弹层 */
.modal{position:fixed;inset:0;z-index:120;display:none;align-items:center;justify-content:center;padding:20px;}
.modal.is-open{display:flex;}
.modal-backdrop{position:absolute;inset:0;background:rgba(4,8,14,.72);backdrop-filter:blur(8px);}
.modal-panel{
  position:relative;z-index:2;width:100%;max-width:520px;
  background:rgba(12,19,31,.94);border:1px solid rgba(255,255,255,.14);
  border-radius:20px;padding:32px;box-shadow:var(--shadow-3);
  backdrop-filter:blur(20px) saturate(120%);
  max-height:88vh;overflow-y:auto;
}
.modal-close{
  position:absolute;top:16px;right:16px;width:36px;height:36px;border-radius:50%;
  border:1px solid var(--line);background:rgba(255,255,255,.05);color:var(--muted);
  font-size:18px;line-height:1;display:grid;place-items:center;
}
.modal-close:hover{color:var(--text);border-color:var(--brand-line);}
.modal-panel h3{font-size:22px;line-height:32px;margin-bottom:8px;}
.modal-sub{font-size:14px;color:var(--muted);margin-bottom:22px;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:13px;color:var(--muted);margin-bottom:8px;}
.field input[type="text"],.field input[type="tel"],.field select,.field textarea{
  width:100%;padding:12px 14px;border-radius:var(--radius-input);
  background:rgba(255,255,255,.045);border:1px solid var(--line);color:var(--text);
  font-size:15px;outline:none;transition:border-color .2s ease,box-shadow .2s ease;
}
.field textarea{min-height:88px;resize:vertical;}
.field select{
  appearance:none;-webkit-appearance:none;
  background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%238A9BB3' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 14px center;background-size:16px;
  padding-right:40px;
}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--brand);box-shadow:0 0 0 3px rgba(46,211,198,.16);
}
.field input::placeholder,.field textarea::placeholder{color:rgba(138,155,179,.7);}
.check-row{display:flex;align-items:flex-start;gap:10px;margin:18px 0 6px;font-size:12px;line-height:20px;color:var(--muted);}
.check-row input{width:16px;height:16px;margin-top:3px;accent-color:var(--brand);flex:0 0 auto;}
.modal-actions{margin-top:20px;display:flex;gap:12px;flex-wrap:wrap;}

/* 页脚 */
.site-footer{
  position:relative;z-index:1;margin-top:96px;
  background:#05090F;border-top:1px solid var(--line-soft);
  padding:64px 0 32px;
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{font-size:14px;line-height:26px;color:var(--muted);max-width:320px;}
.footer-col h4{font-size:15px;line-height:24px;margin-bottom:16px;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col li a{font-size:14px;color:var(--muted);transition:color .2s ease,padding-left .2s ease;}
.footer-col li a:hover{color:var(--brand);padding-left:4px;}
.footer-col p{font-size:14px;line-height:26px;color:var(--muted);margin-bottom:8px;}
.footer-col .time{display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;background:rgba(255,178,77,.12);color:var(--amber);font-size:12px;}
.footer-bottom{
  margin-top:48px;padding-top:24px;border-top:1px solid var(--line-soft);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
}
.footer-bottom p{font-size:13px;color:var(--muted);}
.footer-bottom .tech{font-size:12px;color:rgba(138,155,179,.65);}

/* 响应式 */
@media (min-width:1200px){
  .article-layout{grid-template-columns:minmax(0,1fr) 320px;}
  .article-aside{display:block;position:sticky;top:104px;align-self:start;}
}
@media (max-width:1199px){
  .dock-nav{margin:0 auto;}
  .dock-link{padding:0 10px;font-size:14px;}
}
@media (max-width:991px){
  .shell{padding:0 24px;}
  .section{padding:72px 0;}
  .section-head h2{font-size:26px;line-height:36px;}
  .article-head h1{font-size:32px;line-height:44px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .dock-nav{display:none;}
  .dock-toggle{display:grid;}
  .dock-actions .btn{display:none;}
  .cta-band{padding:40px 28px;}
  .cta-inner h2{font-size:24px;line-height:34px;}
}
@media (max-width:767px){
  .shell{padding:0 18px;}
  .section{padding:56px 0;}
  body{padding-bottom:86px;}
  .site-header{top:auto;bottom:12px;padding:0 12px;}
  .dock{
    height:60px;padding:0 12px;border-radius:18px;
    background:rgba(7,12,20,.9);
  }
  .site-header.is-scrolled .dock{height:60px;}
  .dock-search{position:fixed;left:12px;right:12px;bottom:82px;margin:0;}
  .dock-search.is-open{max-height:80px;}
  .dock-nav{display:none;}
  .dock-toggle{display:grid;}
  .brand-text strong{font-size:14px;}
  .portfolio-toggle{}
  .page-top{padding-top:96px;}
  .crumbs{padding-top:18px;}
  .article-head h1{font-size:28px;line-height:38px;}
  .article-layout{padding-top:44px;gap:32px;}
  .article-body{font-size:16px;line-height:30px;}
  .article-body h2{font-size:21px;line-height:32px;margin-top:34px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .cta-band{padding:32px 22px;border-radius:18px;}
  .modal-panel{padding:26px 20px;border-radius:18px;}
  .modal-actions .btn{width:100%;}
}
@media (max-width:480px){
  .article-meta{gap:12px;}
  .card-body{padding:20px;}
  .btn{height:42px;padding:0 18px;font-size:14px;}
  .article-hero::after{display:none;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;}
  .card:hover{transform:none;}
  .card:hover .card-media img{transform:none;}
}
@media print{
  .site-header,.site-footer,.cta-band,.modal,.article-aside,.drawer{display:none !important;}
  body{background:#fff;color:#000;padding:0;}
  body::before{display:none;}
  .article-body,.article-body p,.article-body h2,.article-body h3{color:#000;}
}

/* roulang page: category1 */
/* ============ 设计变量 ============ */
:root{
  --bg:#070C14;
  --panel:#0C131F;
  --panel-2:#101A29;
  --cyan:#2ED3C6;
  --cyan-soft:rgba(46,211,198,.10);
  --amber:#FFB24D;
  --amber-soft:rgba(255,178,77,.12);
  --muted:#8A9BB3;
  --text:#E6EDF6;
  --line:#4A5A72;
  --ok:#3FD38B;
  --warn:#FFD166;
  --err:#FF6B6B;
  --glass:rgba(255,255,255,.045);
  --glass-line:rgba(255,255,255,.10);
  --r-card:16px;
  --r-btn:12px;
  --r-input:10px;
  --shadow-1:0 8px 24px -12px rgba(0,0,0,.55);
  --shadow-2:0 18px 44px -16px rgba(0,0,0,.70);
  --shadow-3:0 40px 80px -24px rgba(0,0,0,.85);
  --shell:1200px;
}

/* ============ 基础重置 ============ */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",Helvetica,Arial,sans-serif;
  font-size:16px;
  line-height:1.875;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4,p{margin:0;}
h1,h2,h3,h4{line-height:1.3;font-weight:700;letter-spacing:-.01em;}
ul,ol{margin:0;padding:0;list-style:none;}
img{max-width:100%;display:block;border:0;}
a{color:var(--cyan);text-decoration:none;transition:color .2s ease;}
a:hover{color:#74ede2;}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;line-height:1;}
input,select,textarea{font:inherit;color:var(--text);}
table{border-collapse:collapse;width:100%;}
:focus-visible{outline:2px solid var(--cyan);outline-offset:2px;}

/* ============ 容器 ============ */
.shell{width:100%;max-width:var(--shell);margin:0 auto;padding:0 32px;}

/* ============ 浮动 Dock 导航 ============ */
.dock-wrap{
  position:fixed;top:16px;left:0;right:0;z-index:70;
  padding:0 18px;pointer-events:none;
}
.dock{
  pointer-events:auto;
  max-width:1080px;margin:0 auto;
  display:flex;align-items:center;gap:16px;
  height:64px;padding:0 12px 0 16px;
  border-radius:999px;
  background:rgba(12,19,31,.62);
  border:1px solid var(--glass-line);
  backdrop-filter:blur(18px) saturate(120%);
  -webkit-backdrop-filter:blur(18px) saturate(120%);
  box-shadow:var(--shadow-1);
  transition:height .24s ease,background .24s ease,padding .24s ease;
}
.dock-wrap.is-scrolled .dock{
  height:56px;background:rgba(7,12,20,.82);
  box-shadow:0 10px 30px -14px rgba(0,0,0,.8);
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:34px;height:34px;border-radius:11px;display:grid;place-items:center;
  background:var(--cyan-soft);border:1px solid rgba(46,211,198,.28);
}
.brand-mark svg{width:22px;height:22px;}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text strong{font-size:15px;color:var(--text);letter-spacing:.02em;}
.brand-text em{font-style:normal;font-size:11px;color:var(--cyan);letter-spacing:.22em;}
.dock-nav{display:flex;align-items:center;gap:4px;margin-left:auto;}
.dock-link{
  position:relative;padding:9px 14px;border-radius:999px;
  font-size:15px;color:var(--muted);
  transition:color .2s ease,background .2s ease,transform .2s ease;
}
.dock-link:hover{color:var(--text);background:rgba(255,255,255,.05);transform:translateY(-1px);}
.dock-link.is-active{color:var(--text);background:var(--cyan-soft);}
.dock-link.is-active::after{
  content:"";position:absolute;left:50%;bottom:2px;width:18px;height:2px;border-radius:2px;
  background:var(--cyan);transform:translateX(-50%);
}
.dock-actions{display:flex;align-items:center;gap:8px;}
.icon-btn{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  color:var(--muted);border:1px solid transparent;
  transition:color .2s ease,background .2s ease,border-color .2s ease;
}
.icon-btn:hover{color:var(--cyan);background:rgba(255,255,255,.05);border-color:var(--glass-line);}
.burger{display:none;}
.dock-search{
  pointer-events:auto;
  max-width:1080px;margin:10px auto 0;
  display:flex;align-items:center;gap:12px;
  height:52px;padding:0 14px;
  border-radius:16px;
  background:rgba(12,19,31,.85);
  border:1px solid var(--glass-line);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  box-shadow:var(--shadow-2);
  color:var(--muted);
}
.dock-search[hidden]{display:none;}
.dock-search input{
  flex:1;height:38px;background:transparent;border:0;outline:none;font-size:15px;color:var(--text);
}
.dock-search input::placeholder{color:#63758f;}
.search-clear{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;color:var(--muted);}
.search-clear:hover{color:var(--cyan);background:rgba(255,255,255,.05);}

/* ============ 移动端抽屉 ============ */
.drawer{
  position:fixed;inset:0;z-index:95;
  display:flex;flex-direction:column;gap:18px;
  padding:22px 18px 32px;
  background:rgba(4,8,14,.90);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  overflow-y:auto;
}
.drawer[hidden]{display:none;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;}
.drawer-nav{display:flex;flex-direction:column;gap:8px;margin-top:6px;}
.drawer-nav a{
  display:flex;align-items:center;justify-content:space-between;
  min-height:52px;padding:0 18px;border-radius:14px;
  background:var(--glass);border:1px solid var(--glass-line);
  color:var(--text);font-size:16px;
}
.drawer-nav a.is-active{border-color:rgba(46,211,198,.35);background:var(--cyan-soft);color:var(--cyan);}
.drawer-nav a i{color:var(--muted);font-size:13px;}
.drawer-note{font-size:13px;color:var(--muted);line-height:1.8;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;white-space:nowrap;
  border:1px solid transparent;cursor:pointer;
  transition:background .22s ease,color .22s ease,box-shadow .22s ease,transform .2s ease,filter .2s ease;
}
.btn-primary{
  background:linear-gradient(180deg,#3ee0d2,#22b8ad);color:#05201e;
  box-shadow:0 0 0 1px rgba(46,211,198,.35),0 10px 30px -8px rgba(46,211,198,.55);
}
.btn-primary:hover{color:#05201e;filter:brightness(1.08);box-shadow:0 0 0 1px rgba(46,211,198,.5),0 16px 38px -10px rgba(46,211,198,.7);}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{
  background:rgba(255,255,255,.04);border-color:rgba(46,211,198,.45);color:var(--cyan);
}
.btn-ghost:hover{background:var(--cyan-soft);color:#7ff0e7;}
.btn-sm{height:38px;padding:0 16px;font-size:14px;}
.btn-block{width:100%;}
.btn[disabled]{opacity:.4;cursor:not-allowed;}

/* ============ 徽章 / 标签 ============ */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:999px;font-size:12px;font-weight:600;letter-spacing:.02em;
  background:var(--cyan-soft);color:var(--cyan);border:1px solid rgba(46,211,198,.25);
}
.badge-amber{background:var(--amber-soft);color:var(--amber);border-color:rgba(255,178,77,.28);}
.tag{
  display:inline-block;padding:6px 14px;border-radius:999px;font-size:13px;
  color:var(--muted);background:var(--glass);border:1px solid var(--glass-line);
}

/* ============ 首屏 ============ */
.hero{
  position:relative;overflow:hidden;
  padding:154px 0 84px;
  border-bottom:1px solid rgba(74,90,114,.35);
}
.hero-bg{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  opacity:.30;filter:saturate(.9);
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,12,20,.74) 0%,rgba(7,12,20,.92) 60%,var(--bg) 100%);
}
.hero-arc{
  position:absolute;right:-180px;top:-140px;width:700px;height:700px;border-radius:50%;
  border:1px solid rgba(46,211,198,.10);
  box-shadow:0 0 0 90px rgba(46,211,198,.035),0 0 0 200px rgba(46,211,198,.018);
  pointer-events:none;
}
.hero-inner{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;color:var(--cyan);letter-spacing:.06em;
  padding:6px 14px;border-radius:999px;
  background:var(--cyan-soft);border:1px solid rgba(46,211,198,.22);
}
.hero h1{font-size:40px;line-height:1.24;margin-top:22px;}
.hero-sub{margin-top:18px;font-size:17px;line-height:1.85;color:var(--muted);max-width:560px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.hero-stats{
  display:flex;flex-wrap:wrap;gap:40px;
  margin-top:40px;padding-top:26px;border-top:1px solid rgba(74,90,114,.40);
}
.stat-num{font-size:26px;font-weight:700;color:var(--amber);line-height:1.2;}
.stat-num small{font-size:13px;color:var(--muted);font-weight:500;margin-left:4px;}
.stat-label{font-size:13px;color:var(--muted);margin-top:2px;}
.hero-media{
  position:relative;border-radius:18px;overflow:hidden;
  border:1px solid var(--glass-line);aspect-ratio:16/9;
  background:linear-gradient(135deg,#0C131F,#132234);
  box-shadow:var(--shadow-2);
}
.hero-media img{width:100%;height:100%;object-fit:cover;}

/* ============ 板块 ============ */
.section{padding:96px 0;}
.section.alt{
  background:var(--panel);
  border-top:1px solid rgba(74,90,114,.28);
  border-bottom:1px solid rgba(74,90,114,.28);
}
.section-head{max-width:760px;margin-bottom:52px;}
.section-title{font-size:30px;line-height:1.35;}
.section-desc{margin-top:14px;color:var(--muted);font-size:16px;line-height:1.9;}
.section-head .badge{margin-bottom:16px;}

/* ============ 图文交替 ============ */
.feature-row{
  display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;
  padding:48px 0;border-top:1px solid rgba(74,90,114,.30);
}
.feature-row:first-of-type{border-top:0;padding-top:0;}
.feature-row.is-reversed .feature-media{order:2;}
.feature-media{
  border-radius:var(--r-card);overflow:hidden;aspect-ratio:16/9;
  border:1px solid var(--glass-line);
  background:linear-gradient(135deg,#0C131F,#152437);
  box-shadow:var(--shadow-1);
}
.feature-media img{width:100%;height:100%;object-fit:cover;transition:transform .28s ease;}
.feature-row:hover .feature-media img{transform:scale(1.03);}
.feature-body h3{font-size:22px;line-height:1.45;}
.feature-body p{margin-top:14px;color:var(--muted);line-height:1.9;}
.check-list{margin-top:18px;}
.check-list li{
  position:relative;padding-left:22px;margin-bottom:10px;
  font-size:15px;color:var(--text);line-height:1.8;
}
.check-list li::before{
  content:"";position:absolute;left:0;top:11px;
  width:6px;height:6px;border-radius:2px;background:var(--cyan);
}

/* ============ 步骤 ============ */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.step{
  position:relative;padding:30px 26px;border-radius:var(--r-card);
  background:var(--glass);border:1px solid var(--glass-line);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06);
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.step:hover{transform:translateY(-3px);border-color:rgba(46,211,198,.22);box-shadow:var(--shadow-2);}
.step-num{
  font-size:36px;font-weight:700;line-height:1;
  color:transparent;-webkit-text-stroke:1px rgba(46,211,198,.55);
}
.step h3{font-size:18px;margin-top:16px;}
.step p{margin-top:10px;color:var(--muted);font-size:15px;line-height:1.85;}

/* ============ 卡片网格 ============ */
.card-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;}
.card{
  padding:26px;border-radius:var(--r-card);
  background:var(--glass);border:1px solid var(--glass-line);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06);
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.card:hover{transform:translateY(-3px);border-color:rgba(46,211,198,.22);box-shadow:var(--shadow-2);}
.card h3{font-size:18px;margin-top:14px;}
.card p{margin-top:10px;color:var(--muted);font-size:15px;line-height:1.85;}
.card .card-link{
  display:inline-flex;align-items:center;gap:6px;margin-top:16px;
  font-size:14px;color:var(--cyan);font-weight:600;
}
.card .card-link:hover{gap:10px;}

/* ============ 对比表 ============ */
.table-wrap{
  overflow-x:auto;border-radius:var(--r-card);
  border:1px solid var(--glass-line);background:rgba(255,255,255,.035);
  box-shadow:var(--shadow-1);
}
.table-wrap table{min-width:640px;}
.table-wrap th,.table-wrap td{padding:16px 20px;text-align:left;font-size:15px;line-height:1.7;}
.table-wrap thead th{
  background:rgba(46,211,198,.08);color:var(--cyan);font-weight:600;
  border-bottom:1px solid rgba(74,90,114,.5);
}
.table-wrap tbody td{border-bottom:1px solid rgba(74,90,114,.22);color:var(--muted);}
.table-wrap tbody tr:nth-child(even){background:rgba(255,255,255,.025);}
.table-wrap tbody tr:last-child td{border-bottom:0;}
.table-wrap tbody td:first-child{color:var(--text);font-weight:600;}

/* ============ FAQ ============ */
.faq-list{margin:0;padding:0;border:0;background:transparent;}
.faq-list .accordion-item{
  border:1px solid var(--glass-line);border-radius:var(--r-card);
  background:var(--glass);margin-bottom:14px;overflow:hidden;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.05);
  transition:border-color .22s ease,box-shadow .22s ease;
}
.faq-list .accordion-item:hover{border-color:rgba(46,211,198,.20);}
.faq-list .accordion-item.is-active{
  border-color:rgba(46,211,198,.32);
  border-left:2px solid var(--cyan);
  box-shadow:var(--shadow-1);
}
.faq-list .accordion-title{
  position:relative;display:block;
  padding:20px 58px 20px 24px;
  font-size:17px;font-weight:600;color:var(--text);
  background:transparent;border:0;
  transition:background .2s ease,color .2s ease;
}
.faq-list .accordion-title::before{display:none !important;content:none !important;}
.faq-list .accordion-title:hover{background:rgba(255,255,255,.04);color:var(--cyan);}
.faq-list .accordion-title i{
  position:absolute;right:24px;top:50%;transform:translateY(-50%);
  color:var(--cyan);font-size:13px;transition:transform .25s ease;
}
.faq-list .accordion-item.is-active .accordion-title i{transform:translateY(-50%) rotate(180deg);}
.faq-list .accordion-content{
  padding:0 24px 22px 24px;border:0;background:transparent;
  color:var(--muted);font-size:15px;line-height:1.9;
}

/* ============ CTA 带 ============ */
.cta-band{
  position:relative;overflow:hidden;
  padding:84px 0 30px;
  background:linear-gradient(135deg,#0a1520,#0e1c2b 58%,#0a1520);
  border-top:1px solid rgba(46,211,198,.18);
}
.cta-band::before{
  content:"";position:absolute;left:-140px;bottom:-220px;width:540px;height:540px;border-radius:50%;
  background:radial-gradient(circle,rgba(46,211,198,.14),transparent 68%);
  pointer-events:none;
}
.cta-inner{
  position:relative;z-index:2;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.cta-inner h2{font-size:28px;line-height:1.4;max-width:640px;}
.cta-inner p{color:var(--muted);margin-top:12px;max-width:640px;line-height:1.9;}
.privacy-note{
  position:relative;z-index:2;
  margin-top:38px;padding-top:20px;
  border-top:1px solid rgba(74,90,114,.35);
  font-size:13px;color:var(--muted);line-height:1.8;
}

/* ============ 弹层与表单 ============ */
.reveal.lead-modal{
  position:fixed;inset:0;z-index:120;
  display:none;
  padding:24px;
  overflow-y:auto;
  background:rgba(4,8,14,.82);
  border:0;border-radius:0;
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
}
.lead-panel{
  position:relative;
  width:100%;max-width:520px;
  margin:5vh auto 40px;
  padding:32px;
  border-radius:20px;
  background:rgba(12,19,31,.96);
  border:1px solid rgba(255,255,255,.12);
  box-shadow:var(--shadow-3);
}
.lead-panel h3{font-size:22px;line-height:1.4;}
.lead-panel .lead-intro{margin-top:12px;color:var(--muted);font-size:15px;line-height:1.85;}
.lead-form{margin-top:24px;}
.form-row{margin-bottom:16px;}
.form-row label{display:block;font-size:14px;color:var(--text);margin-bottom:8px;}
.form-row input[type="text"],
.form-row select,
.form-row textarea{
  width:100%;padding:12px 14px;
  border-radius:var(--r-input);
  background:rgba(255,255,255,.05);
  border:1px solid var(--glass-line);
  color:var(--text);font-size:15px;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.form-row textarea{resize:vertical;line-height:1.7;}
.form-row input::placeholder,.form-row textarea::placeholder{color:#63758f;}
.form-row input:focus,.form-row select:focus,.form-row textarea:focus{
  outline:none;border-color:var(--cyan);
  box-shadow:0 0 0 3px rgba(46,211,198,.18);
  background:rgba(255,255,255,.07);
}
.form-row select{
  appearance:none;-webkit-appearance:none;
  padding-right:40px;
  background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 8'%3E%3Cpath d='M1 1.5 6 6.5l5-5' fill='none' stroke='%232ED3C6' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 14px center;background-size:12px;
}
.form-row.is-error input,.form-row.is-error select,.form-row.is-error textarea{border-color:var(--err);}
.form-row .err-tip{display:none;margin-top:6px;font-size:12px;color:var(--err);}
.form-row.is-error .err-tip{display:block;}
.checkbox-row{display:flex;gap:10px;align-items:flex-start;margin:18px 0 20px;font-size:13px;color:var(--muted);line-height:1.8;}
.checkbox-row input{margin-top:4px;width:16px;height:16px;accent-color:#2ED3C6;flex:0 0 auto;}
.form-note{margin-top:14px;font-size:13px;color:var(--ok);min-height:20px;}
.form-note.is-warn{color:var(--err);}
.close-button{
  position:absolute;top:16px;right:16px;
  width:40px;height:40px;border-radius:12px;
  display:grid;place-items:center;
  color:var(--muted);background:rgba(255,255,255,.05);
  border:1px solid var(--glass-line);
  transition:color .2s ease,background .2s ease;
}
.close-button:hover{color:var(--cyan);background:var(--cyan-soft);}

/* ============ 页脚 ============ */
.site-footer{
  background:#05090F;border-top:1px solid rgba(74,90,114,.30);
  padding:72px 0 28px;color:var(--muted);font-size:15px;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand p{margin-top:16px;font-size:14px;line-height:1.9;color:var(--muted);max-width:340px;}
.footer-col h4{font-size:15px;color:var(--text);margin:0 0 16px;letter-spacing:.02em;}
.footer-col li{margin-bottom:11px;}
.footer-col a{color:var(--muted);font-size:14px;}
.footer-col a:hover{color:var(--cyan);}
.footer-col p{font-size:14px;line-height:1.9;margin-bottom:8px;}
.footer-col .time{
  display:inline-block;margin-top:6px;padding:4px 12px;border-radius:999px;
  font-size:12px;color:var(--amber);background:var(--amber-soft);
}
.footer-bottom{
  margin-top:48px;padding-top:22px;
  border-top:1px solid rgba(74,90,114,.28);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:#6b7d95;
}
.footer-bottom .tech{color:#54657c;}

/* ============ 搜索命中高亮 ============ */
.is-hit{border-color:rgba(46,211,198,.55) !important;box-shadow:0 0 0 3px rgba(46,211,198,.14) !important;}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .hero h1{font-size:36px;}
  .hero-inner{gap:40px;}
  .dock{max-width:100%;}
}
@media (max-width:991px){
  .shell{padding:0 24px;}
  .section{padding:80px 0;}
  .hero{padding:134px 0 68px;}
  .hero-inner{grid-template-columns:1fr;gap:38px;}
  .hero h1{font-size:32px;}
  .hero-media{max-width:620px;}
  .feature-row{grid-template-columns:1fr;gap:26px;padding:38px 0;}
  .feature-row.is-reversed .feature-media{order:0;}
  .steps{grid-template-columns:1fr 1fr;}
  .card-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
  .dock-nav{display:none;}
  .burger{display:grid;}
}
@media (max-width:767px){
  .shell{padding:0 18px;}
  body{padding-bottom:86px;}
  .section{padding:64px 0;}
  .section-title{font-size:24px;}
  .section-head{margin-bottom:36px;}
  .hero{padding:118px 0 56px;}
  .hero h1{font-size:27px;}
  .hero-sub{font-size:16px;}
  .hero-stats{gap:26px;margin-top:30px;}
  .stat-num{font-size:22px;}
  .steps{grid-template-columns:1fr;}
  .cta-inner h2{font-size:22px;}
  .cta-band{padding:64px 0 26px;}
  .dock-wrap{top:auto;bottom:12px;padding:0 12px;}
  .dock{height:60px;padding:0 8px 0 12px;}
  .dock-wrap.is-scrolled .dock{height:56px;}
  .dock-search{position:fixed;left:12px;right:12px;bottom:84px;margin:0;}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .lead-panel{padding:26px 20px;margin:3vh auto 24px;}
}
@media (max-width:520px){
  .brand-text strong{font-size:14px;}
  .brand-text em{letter-spacing:.16em;}
  .btn-sm{padding:0 12px;font-size:13px;}
  .hero-actions .btn{width:100%;}
  .hero-stats{display:grid;grid-template-columns:1fr 1fr;gap:20px;}
}

/* ============ 可访问性与打印 ============ */
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important;}
  html{scroll-behavior:auto;}
}
@media print{
  .dock-wrap,.drawer,.reveal.lead-modal,.cta-band .btn,.site-footer{display:none !important;}
  body{background:#fff;color:#111;padding:0;}
  .section{padding:14px 0;}
  .hero{padding:20px 0;}
  .hero::before,.hero-bg,.hero-arc{display:none;}
  a{color:#111;}
}

/* roulang page: category2 */
:root{
  --bg:#070C14;
  --bg-2:#0C131F;
  --panel:rgba(255,255,255,.045);
  --panel-2:rgba(255,255,255,.028);
  --line:rgba(255,255,255,.10);
  --line-soft:rgba(74,90,114,.38);
  --cyan:#2ED3C6;
  --cyan-dim:rgba(46,211,198,.12);
  --cyan-line:rgba(46,211,198,.26);
  --amber:#FFB24D;
  --amber-dim:rgba(255,178,77,.12);
  --text:#E6EDF6;
  --muted:#8A9BB3;
  --ok:#3FD38B;
  --warn:#FFD166;
  --err:#FF6B6B;
  --r-card:16px;
  --r-btn:12px;
  --r-input:10px;
  --r-img:14px;
  --sh-1:0 8px 24px -12px rgba(0,0,0,.55);
  --sh-2:0 18px 44px -16px rgba(0,0,0,.7);
  --sh-3:0 40px 80px -24px rgba(0,0,0,.85);
  --shell:1200px;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.875;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:0;
  pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.028) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.028) 1px,transparent 1px);
  background-size:40px 40px;
}
img{max-width:100%;display:block;border-radius:var(--r-img)}
a{color:var(--cyan);text-decoration:none;transition:color .2s ease}
a:hover{color:#5BE7DB}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.01em;color:var(--text)}
p{margin:0 0 1.2em}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--cyan);outline-offset:2px;border-radius:8px}

.shell{
  position:relative;
  z-index:1;
  width:100%;
  max-width:var(--shell);
  margin:0 auto;
  padding:0 32px;
}

/* ---------- 浮动 Dock 导航 ---------- */
.site-dock{
  position:fixed;
  top:18px;
  left:0;
  right:0;
  z-index:80;
  padding:0 24px;
  transition:top .24s ease;
}
.dock-shell{
  max-width:1080px;
  margin:0 auto;
  height:64px;
  display:flex;
  align-items:center;
  gap:16px;
  padding:0 12px 0 16px;
  border-radius:999px;
  background:rgba(12,19,31,.72);
  border:1px solid var(--line);
  -webkit-backdrop-filter:blur(18px) saturate(120%);
  backdrop-filter:blur(18px) saturate(120%);
  box-shadow:var(--sh-1),inset 0 1px 0 rgba(255,255,255,.06);
  transition:height .24s ease,background .24s ease,box-shadow .24s ease;
}
.site-dock.is-scrolled .dock-shell{
  height:56px;
  background:rgba(7,12,20,.86);
  box-shadow:var(--sh-2),inset 0 1px 0 rgba(255,255,255,.06);
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
  color:var(--text);
  text-decoration:none;
}
.brand:hover{color:var(--text)}
.brand-mark{
  width:34px;height:34px;
  display:grid;place-items:center;
  border-radius:11px;
  background:var(--cyan-dim);
  border:1px solid var(--cyan-line);
  box-shadow:0 0 18px -6px rgba(46,211,198,.6);
}
.brand-mark svg{width:20px;height:20px}
.brand-text{display:flex;flex-direction:column;line-height:1.12}
.brand-text strong{font-size:15px;font-weight:700;letter-spacing:.01em}
.brand-text em{
  font-style:normal;
  font-size:11px;
  letter-spacing:.18em;
  color:var(--cyan);
}
.dock-nav{
  display:flex;
  align-items:center;
  gap:2px;
  margin:0 auto;
}
.dock-link{
  position:relative;
  padding:9px 14px;
  border-radius:999px;
  font-size:15px;
  line-height:1;
  color:var(--muted);
  white-space:nowrap;
  transition:color .2s ease,background .2s ease,transform .2s ease;
}
.dock-link:hover{
  color:var(--text);
  background:rgba(255,255,255,.06);
  transform:translateY(-1px);
}
.dock-link.is-active{
  color:var(--text);
  background:var(--cyan-dim);
  box-shadow:inset 0 0 0 1px var(--cyan-line);
}
.dock-link.is-active::after{
  content:"";
  position:absolute;
  left:50%;
  bottom:4px;
  width:16px;
  height:2px;
  border-radius:2px;
  background:var(--cyan);
  transform:translateX(-50%);
}
.dock-actions{
  display:flex;
  align-items:center;
  gap:8px;
  flex:0 0 auto;
}
.icon-btn{
  width:40px;height:40px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:999px;
  border:1px solid transparent;
  background:transparent;
  color:var(--muted);
  cursor:pointer;
  transition:color .2s ease,background .2s ease,border-color .2s ease;
}
.icon-btn:hover{color:var(--text);background:rgba(255,255,255,.06);border-color:var(--line)}
.dock-toggle{
  display:none;
  width:40px;height:40px;
  align-items:center;justify-content:center;
  border-radius:999px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.04);
  color:var(--text);
  cursor:pointer;
}
.dock-search{
  max-width:1080px;
  margin:10px auto 0;
}
.dock-search[hidden]{display:none}
.search-bar{
  display:flex;
  align-items:center;
  gap:12px;
  padding:10px 16px;
  border-radius:999px;
  background:rgba(12,19,31,.92);
  border:1px solid var(--line);
  -webkit-backdrop-filter:blur(18px);
  backdrop-filter:blur(18px);
  box-shadow:var(--sh-2);
}
.search-bar i{color:var(--muted);font-size:14px}
.search-bar input{
  flex:1 1 auto;
  background:transparent;
  border:0;
  color:var(--text);
  font-size:15px;
  font-family:inherit;
  padding:6px 0;
}
.search-bar input:focus{outline:none}
.search-bar input::placeholder{color:rgba(138,155,179,.75)}
.search-clear{
  width:32px;height:32px;
  border-radius:999px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.04);
  color:var(--muted);
  cursor:pointer;
  line-height:1;
  font-size:16px;
}
.search-clear:hover{color:var(--text);border-color:var(--cyan-line)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:44px;
  padding:0 22px;
  border-radius:var(--r-btn);
  border:1px solid transparent;
  font-size:15px;
  line-height:1;
  font-weight:600;
  cursor:pointer;
  text-decoration:none;
  transition:transform .18s ease,box-shadow .22s ease,background .22s ease,color .22s ease,border-color .22s ease;
}
.btn-primary{
  background:var(--cyan);
  color:#04201E;
  box-shadow:0 0 0 1px rgba(46,211,198,.35),0 10px 30px -8px rgba(46,211,198,.55);
}
.btn-primary:hover{
  background:#45E4D7;
  color:#04201E;
  transform:translateY(-1px);
  box-shadow:0 0 0 1px rgba(46,211,198,.5),0 16px 42px -10px rgba(46,211,198,.72);
}
.btn-primary:active{transform:translateY(1px);box-shadow:0 0 0 1px rgba(46,211,198,.4),0 6px 18px -8px rgba(46,211,198,.5)}
.btn-ghost{
  background:rgba(255,255,255,.04);
  border-color:var(--line);
  color:var(--cyan);
}
.btn-ghost:hover{
  background:rgba(46,211,198,.10);
  border-color:var(--cyan-line);
  color:#5BE7DB;
  transform:translateY(-1px);
}
.btn-ghost:active{transform:translateY(1px)}
.btn-sm{height:38px;padding:0 16px;font-size:14px}
.btn[disabled],.btn.is-disabled{opacity:.4;pointer-events:none}
.link-more{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  color:var(--cyan);
  font-weight:600;
}
.link-more i{font-size:11px;transition:transform .2s ease}
.link-more:hover i{transform:translateX(3px)}

/* ---------- 通用标签/徽章 ---------- */
.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:5px 12px;
  border-radius:999px;
  font-size:12px;
  line-height:1.6;
  letter-spacing:.06em;
  background:var(--cyan-dim);
  border:1px solid var(--cyan-line);
  color:var(--cyan);
}
.badge-amber{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 11px;
  border-radius:999px;
  font-size:12px;
  line-height:1.6;
  background:var(--amber-dim);
  border:1px solid rgba(255,178,77,.26);
  color:var(--amber);
}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  overflow:hidden;
  padding:156px 0 96px;
  border-bottom:1px solid var(--line-soft);
}
.hero-media{
  position:absolute;
  inset:0;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;
  background-position:center;
}
.hero::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(7,12,20,.80) 0%,rgba(7,12,20,.90) 52%,#070C14 100%);
}
.arc{
  position:absolute;
  border-radius:50%;
  z-index:0;
  pointer-events:none;
}
.arc.a1{width:760px;height:760px;right:-220px;top:-260px;border:1px solid rgba(46,211,198,.16)}
.arc.a2{width:520px;height:520px;right:-60px;top:-120px;border:1px solid rgba(46,211,198,.10)}
.arc.a3{width:320px;height:320px;right:100px;top:20px;border:1px solid rgba(46,211,198,.07)}
.hero-content{position:relative;z-index:2}
.crumbs{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--muted);
  margin-bottom:28px;
}
.crumbs a{color:var(--muted)}
.crumbs a:hover{color:var(--cyan)}
.crumbs .cur{color:var(--text)}
.hero h1{
  font-size:clamp(28px,4vw,44px);
  line-height:1.22;
  margin:18px 0 20px;
  max-width:16em;
}
.hero .lede{
  font-size:18px;
  line-height:1.85;
  color:var(--muted);
  max-width:34em;
  margin-bottom:32px;
}
.hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-bottom:40px;
}
.hero-metrics{
  display:flex;
  flex-wrap:wrap;
  gap:14px 40px;
  padding-top:28px;
  border-top:1px solid var(--line-soft);
}
.hero-metrics li{display:flex;align-items:baseline;gap:8px}
.hero-metrics strong{
  font-size:30px;
  line-height:1;
  font-weight:700;
  color:var(--amber);
  letter-spacing:-.02em;
}
.hero-metrics span{font-size:13px;color:var(--muted)}
.hero-figure{
  margin:0;
  border-radius:16px;
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--sh-2);
  background:linear-gradient(135deg,#0C131F 0%,#123039 100%);
}
.hero-figure img{width:100%;aspect-ratio:16/9;object-fit:cover}

/* ---------- 板块 ---------- */
.section{padding:104px 0;position:relative;z-index:1}
.section.alt{
  background:linear-gradient(180deg,rgba(12,19,31,.9) 0%,rgba(12,19,31,.42) 100%);
  border-top:1px solid var(--line-soft);
  border-bottom:1px solid var(--line-soft);
}
.sec-head{max-width:720px;margin-bottom:52px}
.sec-head h2{
  font-size:clamp(24px,3vw,32px);
  line-height:1.35;
  margin:16px 0 14px;
}
.sec-head p{color:var(--muted);font-size:16px}

/* ---------- 步骤条 ---------- */
.step-rail{
  display:grid;
  grid-template-columns:repeat(5,1fr);
  gap:18px;
}
.step{
  position:relative;
  padding:24px 20px;
  border-radius:var(--r-card);
  background:var(--panel);
  border:1px solid var(--line);
  box-shadow:var(--sh-1),inset 0 1px 0 rgba(255,255,255,.05);
  transition:transform .22s ease-out,border-color .22s ease-out,box-shadow .22s ease-out;
}
.step:hover{
  transform:translateY(-3px);
  border-color:rgba(46,211,198,.22);
  box-shadow:var(--sh-2);
}
.step .num{
  display:block;
  font-size:30px;
  line-height:1;
  font-weight:700;
  letter-spacing:-.02em;
  color:transparent;
  -webkit-text-stroke:1px rgba(46,211,198,.65);
  margin-bottom:16px;
}
.step h3{font-size:17px;line-height:1.5;margin-bottom:8px}
.step p{font-size:14px;line-height:1.75;color:var(--muted);margin:0}

/* ---------- 卡片 ---------- */
.card{
  display:flex;
  flex-direction:column;
  height:100%;
  padding:24px;
  border-radius:var(--r-card);
  background:var(--panel);
  border:1px solid var(--line);
  -webkit-backdrop-filter:blur(16px) saturate(120%);
  backdrop-filter:blur(16px) saturate(120%);
  box-shadow:var(--sh-1),inset 0 1px 0 rgba(255,255,255,.05);
  transition:transform .22s ease-out,border-color .22s ease-out,box-shadow .22s ease-out;
}
.card:hover{
  transform:translateY(-3px);
  border-color:rgba(46,211,198,.22);
  box-shadow:var(--sh-2);
}
.card-cover{
  position:relative;
  aspect-ratio:16/9;
  border-radius:var(--r-img);
  overflow:hidden;
  margin-bottom:20px;
  background:linear-gradient(135deg,#0C131F 0%,#14323B 100%);
}
.card-cover img{
  width:100%;height:100%;
  object-fit:cover;
  border-radius:0;
  transition:transform .22s ease-out;
}
.card:hover .card-cover img{transform:scale(1.03)}
.card h3{font-size:19px;line-height:1.5;margin:14px 0 10px}
.card p{font-size:15px;line-height:1.8;color:var(--muted);margin-bottom:18px;flex:1 1 auto}
.card .card-foot{margin-top:auto}

/* ---------- 对照表 ---------- */
.cmp-scroll{
  overflow-x:auto;
  border-radius:var(--r-card);
  border:1px solid var(--line);
  background:rgba(12,19,31,.62);
  box-shadow:var(--sh-1);
  -webkit-overflow-scrolling:touch;
}
table.cmp{
  width:100%;
  min-width:680px;
  border-collapse:collapse;
  margin:0;
  background:transparent;
}
table.cmp caption{
  text-align:left;
  padding:20px 24px 4px;
  font-size:13px;
  color:var(--muted);
}
table.cmp th,table.cmp td{
  padding:16px 24px;
  text-align:left;
  font-size:15px;
  line-height:1.7;
  border-bottom:1px solid rgba(74,90,114,.28);
}
table.cmp thead th{
  background:rgba(46,211,198,.08);
  color:var(--cyan);
  font-size:13px;
  letter-spacing:.08em;
  font-weight:600;
  border-bottom:1px solid var(--cyan-line);
}
table.cmp tbody th{
  font-weight:600;
  color:var(--text);
  background:transparent;
  white-space:nowrap;
}
table.cmp tbody td{color:var(--muted)}
table.cmp tbody tr:nth-child(even){background:rgba(255,255,255,.022)}
table.cmp tbody tr:last-child th,
table.cmp tbody tr:last-child td{border-bottom:0}
.cmp-hint{
  margin-top:14px;
  font-size:13px;
  color:var(--muted);
  display:none;
}

/* ---------- 清单与图文 ---------- */
.split{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:56px;
  align-items:center;
}
.split .figure{
  margin:0;
  border-radius:var(--r-card);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--sh-2);
  background:linear-gradient(135deg,#0C131F,#14323B);
}
.split .figure img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:0}
.check-list{margin-top:4px}
.check-list li{
  display:flex;
  gap:14px;
  align-items:flex-start;
  padding:14px 16px;
  border-radius:12px;
  font-size:15px;
  line-height:1.75;
  color:var(--text);
  transition:background .2s ease,color .2s ease;
}
.check-list li:hover{background:rgba(255,255,255,.04)}
.check-list li::before{
  content:"";
  flex:0 0 auto;
  width:8px;height:8px;
  margin-top:11px;
  border-radius:2px;
  background:var(--cyan);
  box-shadow:0 0 12px rgba(46,211,198,.6);
}
.check-list li + li{border-top:1px solid rgba(74,90,114,.22)}

/* ---------- FAQ ---------- */
.accordion{
  background:transparent;
  border:0;
  margin:0;
  max-width:900px;
}
.accordion .accordion-item{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:14px;
  margin-bottom:14px;
  overflow:hidden;
  transition:border-color .22s ease,box-shadow .22s ease;
}
.accordion .accordion-item:hover{border-color:rgba(46,211,198,.22)}
.accordion .accordion-title{
  display:block;
  padding:18px 56px 18px 22px;
  font-size:16px;
  font-weight:600;
  line-height:1.7;
  color:var(--text);
  background:transparent;
  border:0;
  position:relative;
}
.accordion .accordion-title:hover{background:rgba(255,255,255,.03);color:var(--text)}
.accordion .accordion-title::before{
  content:"\f078";
  font-family:"Font Awesome 6 Free";
  font-weight:900;
  font-size:12px;
  color:var(--cyan);
  position:absolute;
  right:22px;
  top:50%;
  transform:translateY(-50%);
  transition:transform .24s ease;
}
.accordion .accordion-item.is-active{
  border-color:rgba(46,211,198,.35);
  box-shadow:inset 2px 0 0 var(--cyan),var(--sh-1);
}
.accordion .accordion-item.is-active .accordion-title::before{transform:translateY(-50%) rotate(180deg)}
.accordion .accordion-content{
  padding:0 22px 20px;
  background:transparent;
  border:0;
  color:var(--muted);
  font-size:15px;
  line-height:1.85;
}
.accordion .accordion-content p{margin:0}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;
  overflow:hidden;
  border-radius:24px;
  border:1px solid var(--cyan-line);
  background:linear-gradient(135deg,rgba(46,211,198,.12) 0%,rgba(12,19,31,.94) 58%,rgba(12,19,31,.98) 100%);
  padding:56px 52px;
  box-shadow:var(--sh-2);
}
.cta-band::before{
  content:"";
  position:absolute;
  right:-140px;
  top:-180px;
  width:520px;
  height:520px;
  border-radius:50%;
  border:1px solid rgba(46,211,198,.16);
  pointer-events:none;
}
.cta-band::after{
  content:"";
  position:absolute;
  right:-40px;
  top:-80px;
  width:340px;
  height:340px;
  border-radius:50%;
  border:1px solid rgba(46,211,198,.09);
  pointer-events:none;
}
.cta-inner{
  position:relative;
  z-index:1;
  max-width:680px;
}
.cta-inner h2{font-size:clamp(22px,2.6vw,30px);line-height:1.4;margin-bottom:16px}
.cta-inner p{color:var(--muted);margin-bottom:28px}
.privacy-note{
  display:block;
  margin-top:18px;
  font-size:13px;
  line-height:1.7;
  color:var(--muted);
}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;
  z-index:1;
  background:#050A11;
  border-top:1px solid var(--line-soft);
  padding:72px 0 32px;
  margin-top:0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.1fr;
  gap:44px;
  padding-bottom:44px;
  border-bottom:1px solid rgba(74,90,114,.28);
}
.footer-brand .brand{margin-bottom:18px}
.footer-brand p{
  font-size:14px;
  line-height:1.85;
  color:var(--muted);
  max-width:30em;
}
.footer-col h4{
  font-size:14px;
  letter-spacing:.06em;
  color:var(--text);
  margin-bottom:18px;
}
.footer-col ul li{margin-bottom:10px}
.footer-col ul a{
  font-size:14px;
  color:var(--muted);
  transition:color .2s ease,padding-left .2s ease;
}
.footer-col ul a:hover{color:var(--cyan);padding-left:4px}
.footer-col p{font-size:14px;line-height:1.85;color:var(--muted);margin-bottom:10px}
.footer-col .time{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:12px;
  color:var(--amber);
  background:var(--amber-dim);
  border:1px solid rgba(255,178,77,.24);
  border-radius:999px;
  padding:4px 12px;
}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:12px;
  padding-top:26px;
  font-size:13px;
  color:var(--muted);
}
.footer-bottom p{margin:0}
.footer-bottom .tech{color:rgba(138,155,179,.7)}

/* ---------- 弹层与表单 ---------- */
.reveal-overlay{background:rgba(4,8,14,.72);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}
.reveal{
  background:rgba(12,19,31,.96);
  border:1px solid var(--line);
  border-radius:20px;
  box-shadow:var(--sh-3);
  color:var(--text);
  padding:34px 34px 30px;
  -webkit-backdrop-filter:blur(20px) saturate(120%);
  backdrop-filter:blur(20px) saturate(120%);
  max-width:560px;
  border-radius:20px;
}
.reveal h2{font-size:23px;line-height:1.45;margin-bottom:10px}
.reveal .modal-sub{font-size:14px;line-height:1.8;color:var(--muted);margin-bottom:24px}
.reveal .close-button{
  top:16px;
  right:18px;
  color:var(--muted);
  font-size:22px;
  line-height:1;
}
.reveal .close-button:hover{color:var(--text)}
.field{display:block;margin-bottom:16px}
.field .label-text{
  display:block;
  font-size:13px;
  color:var(--muted);
  margin-bottom:8px;
  letter-spacing:.02em;
}
.input,.select,textarea.input{
  width:100%;
  padding:12px 14px;
  font-size:15px;
  font-family:inherit;
  line-height:1.6;
  color:var(--text);
  background:rgba(255,255,255,.045);
  border:1px solid var(--line);
  border-radius:var(--r-input);
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
  appearance:none;
  -webkit-appearance:none;
}
.input::placeholder,textarea.input::placeholder{color:rgba(138,155,179,.65)}
.input:focus,.select:focus,textarea.input:focus{
  outline:none;
  background:rgba(255,255,255,.06);
  border-color:var(--cyan);
  box-shadow:0 0 0 3px rgba(46,211,198,.16);
}
.select{
  background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath fill='%232ED3C6' d='M8 11.3 3.4 6.7l1.1-1.1L8 9.1l3.5-3.5 1.1 1.1z'/%3E%3C/svg%3E");
  background-repeat:no-repeat;
  background-position:right 14px center;
  background-size:16px;
  padding-right:42px;
}
.select option{background:#0C131F;color:var(--text)}
textarea.input{min-height:96px;resize:vertical}
.consent{
  display:flex;
  gap:10px;
  align-items:flex-start;
  font-size:13px;
  line-height:1.7;
  color:var(--muted);
  margin:6px 0 20px;
}
.consent input{
  appearance:none;
  -webkit-appearance:none;
  flex:0 0 auto;
  width:18px;height:18px;
  margin-top:3px;
  border-radius:5px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.05);
  cursor:pointer;
  position:relative;
  transition:border-color .2s ease,background .2s ease;
}
.consent input:checked{
  background:var(--cyan);
  border-color:var(--cyan);
}
.consent input:checked::after{
  content:"";
  position:absolute;
  left:5px;top:1px;
  width:5px;height:10px;
  border:2px solid #04201E;
  border-top:0;
  border-left:0;
  transform:rotate(43deg);
}
.form-note{
  display:none;
  margin-top:16px;
  padding:12px 16px;
  border-radius:10px;
  font-size:14px;
  line-height:1.7;
}
.form-note.is-ok{
  display:block;
  background:rgba(63,211,139,.10);
  border:1px solid rgba(63,211,139,.32);
  color:var(--ok);
}

/* ---------- 移动抽屉 ---------- */
.drawer{
  position:fixed;
  inset:0;
  z-index:120;
  display:none;
  background:rgba(4,8,14,.86);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
}
.drawer.is-open{display:block}
.drawer-panel{
  position:absolute;
  left:16px;right:16px;bottom:16px;
  border-radius:20px;
  background:rgba(12,19,31,.97);
  border:1px solid var(--line);
  box-shadow:var(--sh-3);
  padding:24px 22px;
}
.drawer-close{
  position:absolute;
  top:14px;right:16px;
  width:36px;height:36px;
  border-radius:999px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.04);
  color:var(--muted);
  font-size:18px;
  cursor:pointer;
}
.drawer-close:hover{color:var(--text)}
.drawer-panel h3{font-size:14px;color:var(--muted);font-weight:600;letter-spacing:.06em;margin-bottom:14px}
.drawer-panel .drawer-nav{display:flex;flex-direction:column;gap:6px;margin-bottom:20px}
.drawer-panel .drawer-nav a{
  display:block;
  padding:13px 16px;
  border-radius:12px;
  font-size:16px;
  color:var(--text);
  background:rgba(255,255,255,.035);
  border:1px solid var(--line);
}
.drawer-panel .drawer-nav a.is-active{
  color:var(--cyan);
  background:var(--cyan-dim);
  border-color:var(--cyan-line);
}
.drawer-panel .btn{width:100%}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .step-rail{grid-template-columns:repeat(3,1fr)}
  .split{gap:40px}
}
@media (max-width:991px){
  .shell{padding:0 24px}
  .dock-nav{display:none}
  .dock-actions .btn{display:none}
  .dock-toggle{display:inline-flex}
  .hero{padding:132px 0 76px}
  .section{padding:84px 0}
  .split{grid-template-columns:1fr;gap:36px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
}
@media (max-width:767px){
  body{font-size:15.5px;line-height:1.85}
  .shell{padding:0 18px}
  .site-dock{
    top:auto;
    bottom:14px;
    padding:0 14px;
  }
  .dock-shell{
    height:58px;
    padding:0 10px 0 12px;
    gap:10px;
  }
  .site-dock.is-scrolled .dock-shell{height:54px}
  .brand-text strong{font-size:14px}
  .brand-text em{font-size:10px}
  .dock-search{margin:8px auto 0}
  .hero{padding:96px 0 60px}
  .hero::after{background:linear-gradient(180deg,rgba(7,12,20,.86) 0%,rgba(7,12,20,.93) 50%,#070C14 100%)}
  .hero .lede{font-size:16px}
  .hero-actions .btn{width:100%}
  .hero-metrics{gap:12px 28px}
  .hero-metrics strong{font-size:24px}
  .section{padding:60px 0}
  .sec-head{margin-bottom:36px}
  .step-rail{grid-template-columns:1fr;gap:12px}
  .step{padding:20px 18px}
  .cta-band{padding:36px 22px;border-radius:20px}
  .reveal{padding:26px 20px 22px;border-radius:16px}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .footer-bottom{flex-direction:column}
  .cmp-hint{display:block}
  .arc.a1{width:460px;height:460px;right:-200px;top:-180px}
  .arc.a2{width:300px;height:300px;right:-80px;top:-60px}
  .arc.a3{display:none}
}
@media (max-width:480px){
  .hero h1{font-size:26px}
  .hero-metrics{gap:10px 20px}
  .hero-metrics strong{font-size:21px}
  .btn{font-size:14px;padding:0 18px}
  .card{padding:20px}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
    scroll-behavior:auto !important;
  }
}

@media print{
  .site-dock,.drawer,.reveal-overlay,.cta-band,.site-footer{display:none !important}
  body{background:#fff;color:#000}
  body::before{display:none}
  .hero::after{display:none}
  .hero-media{display:none}
}

/* roulang page: category3 */
:root{
  --bg:#070C14;
  --bg-2:#0C131F;
  --bg-3:#0A1018;
  --text:#E6EDF6;
  --muted:#8A9BB3;
  --line:rgba(255,255,255,.10);
  --line-2:rgba(255,255,255,.06);
  --teal:#2ED3C6;
  --amber:#FFB24D;
  --ok:#3FD38B;
  --warn:#FFD166;
  --err:#FF6B6B;
  --glass:rgba(255,255,255,.045);
  --r-card:16px;
  --r-btn:12px;
  --r-input:10px;
  --r-img:14px;
  --sh-1:0 8px 24px -12px rgba(0,0,0,.55);
  --sh-2:0 18px 44px -16px rgba(0,0,0,.7);
  --sh-3:0 40px 80px -24px rgba(0,0,0,.85);
  --glow:0 0 0 1px rgba(46,211,198,.35), 0 10px 30px -8px rgba(46,211,198,.55);
  --font:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font);
  font-size:16px;
  line-height:1.65;
  letter-spacing:.005em;
  -webkit-font-smoothing:antialiased;
  padding-top:118px;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  background-image:linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);
  background-size:40px 40px;
  pointer-events:none;
  z-index:0;
}
main,header,footer{position:relative;z-index:1}
h1,h2,h3,h4{font-weight:700;letter-spacing:-.01em;margin:0;color:var(--text)}
h1{font-size:40px;line-height:1.2}
h2{font-size:30px;line-height:1.33}
h3{font-size:22px;line-height:1.45}
h4{font-size:18px;line-height:1.55}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}
a{color:var(--teal);text-decoration:none;transition:color .2s ease,opacity .2s ease}
a:hover{color:#6ee6dc}
img{max-width:100%;display:block;border-radius:var(--r-img)}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
.shell{max-width:1200px;margin:0 auto;padding:0 32px;width:100%}
.grid-x{display:flex;flex-flow:row wrap}
.grid-padding-x{margin-left:-12px;margin-right:-12px}
.grid-padding-x>.cell{padding-left:12px;padding-right:12px}
.cell{min-width:0}
.section{padding:96px 0}
.section--tight{padding:72px 0}
.section--alt{background:var(--bg-2);border-top:1px solid var(--line-2);border-bottom:1px solid var(--line-2)}
.section-head{max-width:720px;margin-bottom:48px}
.section-head .eyebrow{display:inline-block;font-size:13px;letter-spacing:.14em;color:var(--teal);text-transform:uppercase;margin-bottom:14px}
.section-head h2{margin-bottom:14px}
.section-head p{color:var(--muted);font-size:16px;margin:0}
.lead{color:var(--muted);font-size:17px;line-height:1.9}
.muted{color:var(--muted)}
.small{font-size:13px;line-height:1.6;color:var(--muted)}

/* ---------- header / dock ---------- */
.site-header{position:fixed;top:16px;left:0;right:0;z-index:80;transition:top .24s ease}
.dock{
  max-width:1080px;margin:0 auto;display:flex;align-items:center;gap:20px;
  padding:10px 12px 10px 18px;border-radius:999px;
  background:rgba(12,19,31,.74);
  border:1px solid var(--line);
  backdrop-filter:blur(18px) saturate(120%);
  -webkit-backdrop-filter:blur(18px) saturate(120%);
  box-shadow:var(--sh-1),inset 0 1px 0 rgba(255,255,255,.06);
  transition:background .24s ease,padding .24s ease,box-shadow .24s ease;
}
.is-scrolled .dock{background:rgba(7,12,20,.88);padding:6px 12px 6px 16px;box-shadow:var(--sh-2),inset 0 1px 0 rgba(255,255,255,.06)}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{width:34px;height:34px;border-radius:11px;display:grid;place-items:center;background:rgba(46,211,198,.10);border:1px solid rgba(46,211,198,.28)}
.brand-mark svg{width:20px;height:20px}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:15px;font-weight:700;color:var(--text);letter-spacing:.01em}
.brand-text em{font-style:normal;font-size:11px;color:var(--muted);letter-spacing:.16em}
.dock-nav{display:flex;align-items:center;gap:4px;flex:1 1 auto;justify-content:center}
.dock-link{
  position:relative;display:inline-flex;align-items:center;height:40px;padding:0 14px;border-radius:999px;
  font-size:15px;color:var(--muted);transition:background .2s ease,color .2s ease,transform .2s ease;
}
.dock-link:hover{color:var(--text);background:rgba(255,255,255,.05);transform:translateY(-1px)}
.dock-link.is-active{color:var(--text);background:rgba(46,211,198,.12)}
.dock-link.is-active::after{content:"";position:absolute;left:50%;bottom:2px;transform:translateX(-50%);width:18px;height:2px;border-radius:2px;background:var(--teal)}
.dock-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.icon-btn{
  width:44px;height:44px;border-radius:999px;display:grid;place-items:center;cursor:pointer;
  background:rgba(255,255,255,.045);border:1px solid var(--line);color:var(--muted);
  transition:color .2s ease,border-color .2s ease,background .2s ease;
}
.icon-btn:hover{color:var(--teal);border-color:rgba(46,211,198,.4);background:rgba(46,211,198,.08)}
.menu-toggle{display:none}
.search-panel{
  max-width:1080px;margin:10px auto 0;padding:0 8px;display:none;
}
.search-panel.is-open{display:block}
.search-form{display:flex;gap:10px;background:rgba(7,12,20,.9);border:1px solid var(--line);border-radius:999px;padding:8px 8px 8px 18px;backdrop-filter:blur(18px)}
.search-form input{
  flex:1;background:transparent;border:0;color:var(--text);font-size:15px;font-family:inherit;outline:none;min-height:36px;
}
.search-form input::placeholder{color:var(--muted)}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-btn);font-size:15px;font-weight:600;
  cursor:pointer;border:1px solid transparent;transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn-sm{height:40px;padding:0 16px;font-size:14px}
.btn-block{width:100%}
.btn-primary{
  background:linear-gradient(180deg,#3ee0d2,#22bdb0);color:#04120F;
  box-shadow:var(--glow);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 0 1px rgba(46,211,198,.5),0 16px 38px -10px rgba(46,211,198,.7);color:#04120F}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{
  background:rgba(255,255,255,.04);border-color:var(--line);color:var(--teal);
}
.btn-ghost:hover{background:rgba(46,211,198,.10);border-color:rgba(46,211,198,.45);color:#7deadf;transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(1px)}
.btn-link{display:inline-flex;align-items:center;gap:7px;font-size:14px;font-weight:600;color:var(--teal);height:auto;padding:0}
.btn-link i{transition:transform .2s ease}
.btn-link:hover i{transform:translateX(4px)}
.btn:focus-visible,.icon-btn:focus-visible,.dock-link:focus-visible,a:focus-visible{outline:2px solid var(--teal);outline-offset:3px;border-radius:8px}
.btn[disabled]{opacity:.4;cursor:not-allowed}

/* ---------- badges ---------- */
.badge{display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;font-size:12px;font-weight:600;letter-spacing:.02em}
.badge-teal{background:rgba(46,211,198,.12);color:var(--teal)}
.badge-amber{background:rgba(255,178,77,.12);color:var(--amber)}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line-2);padding:72px 0 84px}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  opacity:.30;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(120% 100% at 78% 10%,rgba(46,211,198,.16),transparent 58%),linear-gradient(180deg,rgba(7,12,20,.86),rgba(7,12,20,.97));
}
.hero .shell{position:relative;z-index:2}
.hero-arc{position:absolute;right:-120px;bottom:-160px;width:620px;height:620px;border-radius:50%;border:1px solid rgba(46,211,198,.14);z-index:1}
.hero-arc::before{content:"";position:absolute;inset:70px;border-radius:50%;border:1px solid rgba(46,211,198,.10)}
.hero h1{max-width:760px;margin:16px 0 20px}
.hero-sub{max-width:640px;color:var(--muted);font-size:18px;line-height:1.85}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-metrics{display:flex;flex-wrap:wrap;gap:40px;margin-top:56px;padding-top:28px;border-top:1px solid var(--line-2)}
.metric-num{font-size:32px;font-weight:700;color:var(--amber);letter-spacing:-.02em;line-height:1.1}
.metric-num span{font-size:14px;font-weight:600;color:var(--amber);opacity:.8;margin-left:4px}
.metric-label{font-size:13px;color:var(--muted);margin-top:6px}

/* ---------- cards ---------- */
.card{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px;backdrop-filter:blur(16px) saturate(120%);
  box-shadow:var(--sh-1),inset 0 1px 0 rgba(255,255,255,.05);
  transition:transform .22s ease-out,box-shadow .22s ease-out,border-color .22s ease-out;
  height:100%;
}
.card:hover{transform:translateY(-3px);border-color:rgba(46,211,198,.22);box-shadow:var(--sh-2),inset 0 1px 0 rgba(255,255,255,.07)}
.card h3{font-size:19px;margin-bottom:10px}
.card p{color:var(--muted);font-size:15px;line-height:1.8}
.card-media{position:relative;border-radius:var(--r-img);overflow:hidden;aspect-ratio:16/9;background:linear-gradient(135deg,#0F1A28,#0A1018);margin-bottom:20px}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease-out}
.card:hover .card-media img{transform:scale(1.03)}
.card-index{font-size:34px;font-weight:700;color:transparent;-webkit-text-stroke:1px rgba(46,211,198,.45);line-height:1;margin-bottom:14px}

/* ---------- signal list ---------- */
.signal{display:flex;gap:16px;padding:20px 0;border-bottom:1px solid var(--line-2)}
.signal:last-child{border-bottom:0;padding-bottom:0}
.signal i{color:var(--teal);font-size:18px;margin-top:4px}
.signal strong{display:block;font-size:16px;margin-bottom:6px}
.signal p{color:var(--muted);font-size:15px;margin:0}

/* ---------- faq ---------- */
.faq-layout{align-items:flex-start}
.faq-group+.faq-group{margin-top:44px}
.faq-group-title{display:flex;align-items:center;gap:12px;margin-bottom:18px}
.faq-group-title span{display:grid;place-items:center;width:30px;height:30px;border-radius:9px;background:rgba(46,211,198,.12);color:var(--teal);font-size:13px;font-weight:700}
.faq-group-title h3{font-size:20px}
.accordion{background:transparent;border:0;margin:0}
.accordion-item{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--r-card);
  margin-bottom:14px;overflow:hidden;
  transition:border-color .22s ease,box-shadow .22s ease;
}
.accordion-item:hover{border-color:rgba(46,211,198,.26)}
.accordion-item.is-active{border-color:rgba(46,211,198,.42);box-shadow:inset 2px 0 0 var(--teal),var(--sh-1)}
.accordion-title{
  display:block;position:relative;border:0;background:transparent;color:var(--text);
  padding:18px 58px 18px 22px;font-size:16px;font-weight:600;line-height:1.55;
  transition:color .2s ease;
}
.accordion-title:hover{color:var(--teal)}
.accordion-title::before{
  content:"＋";position:absolute;right:22px;top:50%;transform:translateY(-50%);
  color:var(--teal);font-size:16px;line-height:1;transition:transform .24s ease;
}
.accordion-item.is-active .accordion-title::before{transform:translateY(-50%) rotate(135deg)}
.accordion-content{
  border:0;border-top:1px solid var(--line-2);background:rgba(46,211,198,.04);
  padding:18px 22px 20px;color:var(--muted);font-size:15px;line-height:1.9;
}
.accordion-content a{font-weight:600}

/* ---------- aside quick view ---------- */
.aside-sticky{position:sticky;top:120px}
.quick-card{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px;backdrop-filter:blur(16px);box-shadow:var(--sh-1),inset 0 1px 0 rgba(255,255,255,.05);
}
.quick-card+.quick-card{margin-top:20px}
.quick-card h4{font-size:16px;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.quick-card h4 i{color:var(--teal);font-size:14px}
.quick-list li{display:flex;gap:10px;padding:11px 0;border-bottom:1px dashed rgba(255,255,255,.08);font-size:14px;color:var(--muted);line-height:1.7}
.quick-list li:last-child{border-bottom:0;padding-bottom:0}
.quick-list li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--teal);margin-top:9px;flex:0 0 auto}
.quick-num{display:flex;justify-content:space-between;align-items:baseline;padding:10px 0;border-bottom:1px dashed rgba(255,255,255,.08);font-size:14px;color:var(--muted)}
.quick-num:last-child{border-bottom:0}
.quick-num b{font-size:20px;color:var(--amber);letter-spacing:-.01em}

/* ---------- steps ---------- */
.steps{display:flex;flex-wrap:wrap;gap:22px;margin-top:8px}
.step{
  flex:1 1 220px;background:var(--glass);border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px;transition:border-color .22s ease,transform .22s ease-out,box-shadow .22s ease-out;
}
.step:hover{border-color:rgba(46,211,198,.3);transform:translateY(-3px);box-shadow:var(--sh-1)}
.step-num{font-size:13px;font-weight:700;letter-spacing:.14em;color:var(--amber);margin-bottom:12px}
.step h4{font-size:16px;margin-bottom:8px}
.step p{font-size:14px;color:var(--muted);line-height:1.8;margin:0}

/* ---------- tip band ---------- */
.tip-band{
  border-left:3px solid var(--teal);background:rgba(46,211,198,.08);
  border-radius:0 var(--r-card) var(--r-card) 0;padding:24px 28px;margin-top:40px;
}
.tip-band p{font-size:17px;line-height:1.85;color:var(--text);margin:0}
.tip-band span{display:block;margin-top:10px;font-size:13px;color:var(--muted)}

/* ---------- cta ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:22px;
  border:1px solid rgba(46,211,198,.22);
  background:linear-gradient(135deg,rgba(46,211,198,.10),rgba(12,19,31,.9) 62%);
  padding:52px;box-shadow:var(--sh-2);
}
.cta-band::after{
  content:"";position:absolute;right:-140px;top:-160px;width:420px;height:420px;border-radius:50%;
  border:1px solid rgba(46,211,198,.16);
}
.cta-band h2{font-size:28px;margin-bottom:14px;max-width:560px;position:relative;z-index:2}
.cta-band p{color:var(--muted);max-width:620px;position:relative;z-index:2}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;position:relative;z-index:2}
.privacy-note{display:flex;gap:10px;align-items:flex-start;margin-top:22px;font-size:13px;line-height:1.7;color:var(--muted);position:relative;z-index:2;max-width:680px}
.privacy-note i{color:var(--teal);margin-top:3px}

/* ---------- forms ---------- */
.reveal.lead-modal{
  background:rgba(12,19,31,.94);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-3);backdrop-filter:blur(20px);color:var(--text);padding:32px;max-width:560px;
}
.lead-modal h3{font-size:22px;margin-bottom:8px}
.lead-modal .modal-sub{font-size:14px;color:var(--muted);margin-bottom:22px}
.field{margin-bottom:18px}
.field label{display:block;font-size:13px;color:var(--muted);margin-bottom:8px}
.field input,.field select,.field textarea{
  width:100%;background:rgba(255,255,255,.04);border:1px solid var(--line);border-radius:var(--r-input);
  padding:12px 14px;color:var(--text);font-size:15px;font-family:inherit;outline:none;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.field select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--teal) 50%),linear-gradient(135deg,var(--teal) 50%,transparent 50%);background-position:calc(100% - 20px) 21px,calc(100% - 14px) 21px;background-size:6px 6px,6px 6px;background-repeat:no-repeat}
.field textarea{min-height:96px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--teal);box-shadow:0 0 0 3px rgba(46,211,198,.18)}
.field input::placeholder,.field textarea::placeholder{color:rgba(138,155,179,.7)}
.checkline{display:flex;gap:10px;align-items:flex-start;font-size:13px;color:var(--muted);line-height:1.7;margin:6px 0 20px}
.checkline input{width:18px;height:18px;margin-top:2px;accent-color:var(--teal)}
.close-button{
  position:absolute;top:14px;right:16px;width:36px;height:36px;border-radius:999px;
  background:rgba(255,255,255,.05);border:1px solid var(--line);color:var(--muted);font-size:20px;line-height:1;cursor:pointer;
}
.close-button:hover{color:var(--teal);border-color:rgba(46,211,198,.4)}

/* ---------- drawer ---------- */
.drawer{
  position:fixed;inset:0;z-index:90;display:none;flex-direction:column;gap:24px;
  padding:28px 22px 40px;background:rgba(7,12,20,.96);backdrop-filter:blur(20px);
}
.drawer.is-open{display:flex}
.drawer-head{display:flex;align-items:center;justify-content:space-between}
.drawer-nav{display:flex;flex-direction:column;gap:8px}
.drawer-nav a{padding:14px 16px;border-radius:14px;background:rgba(255,255,255,.04);border:1px solid var(--line);color:var(--text);font-size:16px}
.drawer-nav a.is-active{background:rgba(46,211,198,.12);border-color:rgba(46,211,198,.35);color:var(--teal)}

/* ---------- footer ---------- */
.site-footer{background:#05090F;border-top:1px solid var(--line-2);padding:72px 0 28px;margin-top:96px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px}
.footer-brand p{color:var(--muted);font-size:14px;line-height:1.85;margin-top:18px;max-width:320px}
.footer-col h4{font-size:15px;margin-bottom:18px}
.footer-col ul li{margin-bottom:11px}
.footer-col ul a{color:var(--muted);font-size:14px}
.footer-col ul a:hover{color:var(--teal)}
.footer-col p{color:var(--muted);font-size:14px;line-height:1.85;margin-bottom:12px}
.footer-col .time{display:inline-block;font-size:12px;color:var(--amber);background:rgba(255,178,77,.12);padding:5px 12px;border-radius:999px}
.footer-bottom{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;margin-top:52px;padding-top:22px;border-top:1px solid var(--line-2)}
.footer-bottom p{font-size:13px;color:var(--muted);margin:0}
.footer-bottom .tech{font-size:12px;color:#5d6b80}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  .shell{padding:0 24px}
  .hero h1{font-size:34px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:991px){
  body{padding-top:106px}
  .section{padding:76px 0}
  .section--tight{padding:60px 0}
  .dock-nav{display:none}
  .menu-toggle{display:grid}
  .hero{padding:56px 0 64px}
  .hero h1{font-size:30px}
  .hero-sub{font-size:17px}
  .aside-sticky{position:static;margin-top:40px}
  .cta-band{padding:38px 28px}
}
@media (max-width:767px){
  body{padding-top:88px;padding-bottom:88px}
  .shell{padding:0 18px}
  .site-header{top:auto;bottom:14px}
  .dock{
    max-width:calc(100% - 24px);border-radius:20px;justify-content:space-between;
    padding:8px 10px 8px 14px;
  }
  .is-scrolled .dock{padding:8px 10px 8px 14px}
  .dock-actions{gap:8px}
  .icon-btn{width:42px;height:42px}
  .brand-text strong{font-size:14px}
  .dock .btn-primary{display:none}
  .search-panel{max-width:calc(100% - 24px)}
  .section{padding:56px 0}
  .section--tight{padding:48px 0}
  h2{font-size:24px}
  .hero h1{font-size:26px;line-height:1.32}
  .hero-metrics{gap:24px;margin-top:40px}
  .metric-num{font-size:26px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{justify-content:flex-start}
  .cta-band{padding:30px 22px}
  .cta-band h2{font-size:22px}
  .hero-arc{display:none}
}
@media (max-width:520px){
  body{font-size:15px}
  h3{font-size:19px}
  .card{padding:20px}
  .step{flex:1 1 100%}
  .hero-actions .btn{width:100%}
  .cta-actions .btn{width:100%}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .card:hover,.step:hover,.btn:hover{transform:none}
}
@media print{
  .site-header,.drawer,.search-panel,.reveal,.cta-band .btn{display:none!important}
  body{background:#fff;color:#000;padding:0}
  body::before{display:none}
  a{color:#000}
}