/* roulang page: index */
:root{
  --bg:#070C16;
  --bg-2:#0B1322;
  --panel:rgba(18,27,44,.72);
  --panel-2:rgba(14,22,38,.86);
  --primary:#12D6B4;
  --primary-2:#0A9FC4;
  --accent:#FF7A45;
  --text:#E8EEF7;
  --text-2:#9AAABF;
  --text-3:#63708A;
  --ok:#3DD68C;
  --warn:#FFB020;
  --focus:#12D6B4;
  --line:rgba(120,160,200,.16);
  --line-2:rgba(120,160,200,.28);
  --r-card:18px;
  --r-sm:14px;
  --r-img:16px;
  --r-btn:999px;
  --r-input:12px;
  --sh-1:0 2px 12px rgba(0,0,0,.35);
  --sh-2:0 14px 40px rgba(0,0,0,.45);
  --glow:0 0 0 1px rgba(18,214,180,.45),0 10px 34px rgba(18,214,180,.28);
  --ease:cubic-bezier(.2,.7,.3,1);
  --font-cn:'Noto Sans SC','PingFang SC','HarmonyOS Sans','Microsoft YaHei',sans-serif;
  --font-num:'Barlow Condensed','Rajdhani','Noto Sans SC',sans-serif;
}
*,*::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:var(--font-cn);
  font-size:16px;
  line-height:1.85;
  letter-spacing:.005em;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border-style:none;}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease);}
a:hover{color:var(--primary);}
button,input,textarea,select{font-family:inherit;font-size:inherit;color:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
:focus-visible{outline:2px solid var(--focus);outline-offset:3px;border-radius:4px;}
::selection{background:rgba(18,214,180,.28);color:#fff;}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;letter-spacing:.02em;}

/* ============ 布局容器 ============ */
.container-xl{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 24px;
}
@media (min-width:1440px){
  .container-xl{max-width:1280px;}
}
.section{padding:96px 0;}
.section-tight{padding:72px 0;}
.sec-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:40px;
}
.sec-head .sec-title{max-width:760px;}
.sec-kicker{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--primary);
  margin-bottom:12px;
  font-family:var(--font-num);
}
.sec-kicker::before{
  content:"";
  width:22px;height:1px;
  background:linear-gradient(90deg,var(--primary),transparent);
}
h2.sec-title{
  font-size:28px;
  line-height:1.36;
  font-weight:700;
  letter-spacing:-.01em;
}
.sec-desc{
  margin-top:14px;
  color:var(--text-2);
  font-size:15px;
  max-width:820px;
}
.link-more{
  font-size:14px;
  color:var(--primary);
  white-space:nowrap;
  display:inline-flex;
  align-items:center;
  gap:6px;
}
.link-more:hover{gap:10px;}
.divider-line{
  height:1px;
  border:0;
  margin:0;
  background:linear-gradient(90deg,transparent,rgba(18,214,180,.55) 20%,rgba(120,160,200,.28) 60%,transparent);
  opacity:.8;
}

/* ============ 按钮 ============ */
.btn-glow{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  min-height:48px;
  padding:0 26px;
  border:0;
  border-radius:var(--r-btn);
  background:linear-gradient(135deg,#12D6B4,#0A9FC4);
  color:#04121A;
  font-size:15px;
  font-weight:700;
  letter-spacing:.02em;
  box-shadow:0 8px 26px rgba(18,214,180,.22);
  transition:transform .2s var(--ease),box-shadow .22s var(--ease),filter .2s var(--ease);
  cursor:pointer;
}
.btn-glow:hover{
  color:#04121A;
  filter:brightness(1.08);
  box-shadow:0 0 0 1px rgba(18,214,180,.6),0 12px 38px rgba(18,214,180,.34);
}
.btn-glow:active{transform:translateY(1px);}
.btn-ghost{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  min-height:48px;
  padding:0 24px;
  border:1px solid var(--line-2);
  border-radius:var(--r-btn);
  background:rgba(18,27,44,.4);
  color:var(--text);
  font-size:15px;
  font-weight:600;
  transition:border-color .2s var(--ease),box-shadow .22s var(--ease),transform .2s var(--ease),color .2s var(--ease);
}
.btn-ghost:hover{
  color:var(--primary);
  border-color:rgba(18,214,180,.55);
  box-shadow:0 0 0 1px rgba(18,214,180,.28),0 10px 28px rgba(18,214,180,.18);
  transform:translateY(-2px);
}
.btn-ghost:active{transform:translateY(0);}
.btn-accent{
  display:inline-flex;
  align-items:center;
  gap:8px;
  min-height:44px;
  padding:0 20px;
  border-radius:var(--r-btn);
  border:1px solid rgba(255,122,69,.5);
  color:var(--accent);
  background:rgba(255,122,69,.08);
  font-size:14px;
  font-weight:600;
  transition:background .2s var(--ease),box-shadow .2s var(--ease);
}
.btn-accent:hover{
  color:#FFD5C4;
  background:rgba(255,122,69,.16);
  box-shadow:0 8px 24px rgba(255,122,69,.24);
}
.btn-sm-pill{
  min-height:40px;
  padding:0 20px;
  font-size:14px;
}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:transparent;
  border-bottom:1px solid transparent;
  transition:background .28s var(--ease),border-color .28s var(--ease),backdrop-filter .28s var(--ease);
}
.site-header.scrolled{
  background:rgba(11,19,34,.9);
  backdrop-filter:blur(14px) saturate(130%);
  -webkit-backdrop-filter:blur(14px) saturate(130%);
  border-bottom-color:var(--line);
}
.site-nav{
  min-height:72px;
  display:flex;
  align-items:center;
  padding:0;
  flex-wrap:nowrap;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:0;
  margin-right:28px;
  flex:0 0 auto;
}
.brand-mark{
  position:relative;
  width:26px;height:26px;
  border-radius:8px;
  background:linear-gradient(135deg,rgba(18,214,180,.9),rgba(10,159,196,.7));
  box-shadow:0 0 0 1px rgba(18,214,180,.45),0 6px 18px rgba(18,214,180,.28);
  display:inline-flex;
  align-items:center;
  justify-content:center;
  flex:0 0 auto;
}
.brand-mark i{
  display:block;
  width:9px;height:9px;
  border-radius:2px;
  background:#04121A;
  transform:rotate(45deg);
}
.brand-text{
  font-size:17px;
  font-weight:700;
  letter-spacing:-.01em;
  color:var(--text);
  white-space:nowrap;
}
.brand-text:hover{color:var(--text);}
.nav-list{
  display:flex;
  align-items:center;
  gap:4px;
  flex-direction:row;
}
.nav-list .nav-link{
  position:relative;
  padding:10px 14px;
  font-size:15px;
  color:var(--text-2);
  border-radius:12px;
  white-space:nowrap;
  transition:color .2s var(--ease),background .2s var(--ease);
}
.nav-list .nav-link:hover{
  color:var(--text);
  background:rgba(18,27,44,.6);
}
.nav-list .nav-link.active{
  color:var(--primary);
  background:rgba(18,214,180,.08);
}
.nav-list .nav-link.active::after{
  content:"";
  position:absolute;
  left:14px;right:14px;bottom:2px;
  height:2px;
  border-radius:2px;
  background:var(--primary);
  box-shadow:0 0 10px rgba(18,214,180,.75);
}
.nav-cta{
  min-height:42px;
  padding:0 20px;
  font-size:14px;
  margin-left:18px;
  flex:0 0 auto;
}
.nav-toggler{
  margin-left:auto;
  width:44px;height:44px;
  border:1px solid var(--line-2);
  border-radius:12px;
  background:rgba(18,27,44,.6);
  display:inline-flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:5px;
  padding:0;
}
.nav-toggler span{
  display:block;
  width:18px;height:2px;
  border-radius:2px;
  background:var(--text);
}
.nav-toggler:focus{box-shadow:none;}
@media (max-width:991.98px){
  .site-nav{min-height:60px;}
  .nav-list{
    flex-direction:column;
    align-items:stretch;
    gap:2px;
    padding:14px 0 4px;
  }
  .nav-list .nav-link{padding:12px 14px;font-size:16px;}
  .nav-list .nav-link.active::after{left:14px;right:auto;width:26px;bottom:8px;}
  .nav-cta{margin:12px 0 18px;width:100%;min-height:48px;}
  .site-header.scrolled{background:rgba(11,19,34,.96);}
  .navbar-collapse{
    background:rgba(11,19,34,.98);
    border:1px solid var(--line);
    border-radius:var(--r-card);
    margin-top:10px;
    padding:8px 14px 16px;
    box-shadow:var(--sh-2);
  }
}

/* ============ Hero ============ */
.hero{
  position:relative;
  padding:118px 0 84px;
  overflow:hidden;
  background-color:var(--bg);
}
.hero::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:url(/assets/images/backpic/back-1.webp);
  background-size:cover;
  background-position:center 30%;
  opacity:.55;
}
.hero::after{
  content:"";
  position:absolute;
  inset:0;
  background:
    radial-gradient(560px 420px at 78% 18%,rgba(18,214,180,.16),transparent 66%),
    linear-gradient(180deg,rgba(7,12,22,.72),rgba(7,12,22,.94) 62%,var(--bg) 100%);
}
.hero-grid-bg{
  position:absolute;
  inset:0;
  background-image:linear-gradient(rgba(120,160,200,.5) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(120,160,200,.5) 1px,transparent 1px);
  background-size:40px 40px;
  opacity:.06;
  pointer-events:none;
}
.hero-inner{
  position:relative;
  z-index:2;
  display:grid;
  grid-template-columns:7fr 5fr;
  gap:56px;
  align-items:center;
}
.hero-tag{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:7px 16px;
  border-radius:var(--r-btn);
  border:1px solid rgba(18,214,180,.35);
  background:rgba(18,214,180,.08);
  color:var(--primary);
  font-size:13px;
  letter-spacing:.06em;
  margin-bottom:22px;
}
.hero-tag .dot{
  width:7px;height:7px;border-radius:50%;
  background:var(--primary);
  box-shadow:0 0 0 4px rgba(18,214,180,.18);
}
.hero h1{
  font-size:48px;
  line-height:1.2;
  font-weight:700;
  letter-spacing:-.01em;
  margin-bottom:20px;
}
.hero h1 em{
  font-style:normal;
  background:linear-gradient(135deg,#12D6B4,#0A9FC4);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.hero-sub{
  font-size:19px;
  line-height:1.8;
  color:var(--text-2);
  max-width:620px;
  margin-bottom:32px;
}
.hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-bottom:30px;
}
.hero-trust{
  display:flex;
  flex-wrap:wrap;
  gap:10px 20px;
  align-items:center;
  font-size:13px;
  color:var(--text-2);
  padding-top:22px;
  border-top:1px solid var(--line);
}
.hero-trust .trust-item{
  display:inline-flex;
  align-items:center;
  gap:8px;
}
.hero-trust .trust-item i{color:var(--primary);font-size:14px;}
.platform-badges{
  display:flex;
  gap:8px;
  flex-wrap:wrap;
}
.platform-badges span{
  padding:4px 12px;
  border-radius:var(--r-btn);
  border:1px solid var(--line-2);
  background:rgba(18,27,44,.55);
  font-size:12px;
  color:var(--text-2);
  letter-spacing:.03em;
}
/* 玻璃设备卡 */
.device-card{
  position:relative;
  border-radius:var(--r-card);
  padding:22px;
  background:var(--panel);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  border:1px solid transparent;
  background-image:linear-gradient(var(--panel),var(--panel)),
                   linear-gradient(135deg,rgba(18,214,180,.35),rgba(120,160,200,.1));
  background-origin:border-box;
  background-clip:padding-box,border-box;
  box-shadow:var(--sh-2);
}
.device-top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  margin-bottom:14px;
}
.device-top .win-dots{display:flex;gap:6px;}
.device-top .win-dots i{
  width:9px;height:9px;border-radius:50%;
  background:rgba(120,160,200,.35);
}
.device-top .win-dots i:first-child{background:rgba(18,214,180,.85);}
.device-top .device-label{
  font-size:12px;
  color:var(--text-3);
  letter-spacing:.08em;
  font-family:var(--font-num);
  text-transform:uppercase;
}
.device-screen{
  border-radius:var(--r-sm);
  overflow:hidden;
  border:1px solid var(--line);
  background:rgba(9,15,27,.9);
}
.device-screen img{
  width:100%;
  aspect-ratio:16/9;
  object-fit:cover;
}
.device-rows{
  margin-top:16px;
  display:grid;
  gap:10px;
}
.device-row{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding:11px 14px;
  border-radius:var(--r-sm);
  background:rgba(9,15,27,.62);
  border:1px solid var(--line);
  font-size:14px;
}
.device-row .k{color:var(--text-2);font-size:13px;}
.device-row .v{color:var(--text);font-weight:600;}
.device-row .v.ok{color:var(--ok);}
.float-card{
  position:absolute;
  right:-18px;
  bottom:-24px;
  min-width:172px;
  padding:14px 18px;
  border-radius:var(--r-sm);
  background:var(--panel-2);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  border:1px solid rgba(18,214,180,.35);
  box-shadow:var(--glow);
}
.float-card .fc-label{
  font-size:12px;
  color:var(--text-2);
  letter-spacing:.06em;
}
.float-card .fc-value{
  display:flex;
  align-items:baseline;
  gap:6px;
  margin-top:4px;
  font-family:var(--font-num);
  font-size:26px;
  font-weight:700;
  color:var(--primary);
  line-height:1.1;
}
.float-card .fc-value small{
  font-size:12px;
  color:var(--text-2);
  font-family:var(--font-cn);
  font-weight:400;
}
@media (max-width:1199.98px){
  .hero h1{font-size:42px;}
  .hero-inner{gap:40px;}
}
@media (max-width:991.98px){
  .hero{padding:70px 0 62px;}
  .hero-inner{grid-template-columns:1fr;gap:44px;}
  .hero h1{font-size:34px;}
  .hero-sub{font-size:17px;}
  .float-card{right:0;}
}
@media (max-width:575.98px){
  .hero{padding:52px 0 48px;}
  .hero h1{font-size:28px;}
  .hero-actions .btn-glow,.hero-actions .btn-ghost{width:100%;}
  .float-card{position:static;margin-top:14px;width:100%;}
}

/* ============ Bento 价值区块 ============ */
.bento{
  display:grid;
  grid-template-columns:repeat(12,1fr);
  gap:20px;
}
.bento-card{
  position:relative;
  border-radius:var(--r-card);
  padding:28px;
  background:var(--panel);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  border:1px solid transparent;
  background-image:linear-gradient(var(--panel),var(--panel)),
                   linear-gradient(135deg,rgba(18,214,180,.35),rgba(120,160,200,.1));
  background-origin:border-box;
  background-clip:padding-box,border-box;
  box-shadow:var(--sh-1);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease);
  overflow:hidden;
}
.bento-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--glow);
}
.bento-icon{
  width:46px;height:46px;
  border-radius:14px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border:1px solid rgba(18,214,180,.32);
  background:rgba(18,214,180,.08);
  color:var(--primary);
  font-size:19px;
  margin-bottom:18px;
}
.bento-card h3{
  font-size:19px;
  font-weight:600;
  line-height:1.5;
  margin-bottom:10px;
}
.bento-card p{
  font-size:15px;
  color:var(--text-2);
  line-height:1.8;
}
.bento-main{
  grid-column:span 6;
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  min-height:340px;
}
.bento-main .bento-figure{
  margin-top:24px;
  border-radius:var(--r-img);
  overflow:hidden;
  border:1px solid var(--line);
}
.bento-main .bento-figure img{
  width:100%;
  aspect-ratio:16/9;
  object-fit:cover;
}
.bento-side{grid-column:span 3;}
.bento-wide{grid-column:span 6;}
.bento-stats{
  display:flex;
  gap:28px;
  margin-top:20px;
  padding-top:18px;
  border-top:1px solid var(--line);
}
.bento-stats .st b{
  display:block;
  font-family:var(--font-num);
  font-size:28px;
  font-weight:700;
  color:var(--primary);
  line-height:1.2;
}
.bento-stats .st span{font-size:13px;color:var(--text-2);}
@media (max-width:991.98px){
  .bento-main{grid-column:span 12;}
  .bento-side{grid-column:span 6;}
  .bento-wide{grid-column:span 12;}
}
@media (max-width:575.98px){
  .bento-side{grid-column:span 12;}
}

/* ============ 截图轮播 ============ */
.shot-carousel{position:relative;}
.shot-carousel .carousel-inner{
  border-radius:var(--r-card);
  overflow:hidden;
  border:1px solid rgba(18,214,180,.28);
  box-shadow:0 0 0 1px rgba(18,214,180,.14),0 22px 60px rgba(0,0,0,.55);
  background:rgba(9,15,27,.9);
}
.shot-carousel .carousel-item img{
  width:100%;
  aspect-ratio:16/9;
  object-fit:cover;
}
.shot-arrow{
  width:46px;height:46px;
  border-radius:50%;
  background:rgba(11,19,34,.78);
  border:1px solid var(--line-2);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  top:50%;
  transform:translateY(-50%);
  opacity:1;
  display:flex;
  align-items:center;
  justify-content:center;
  transition:box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.shot-arrow:hover{
  border-color:rgba(18,214,180,.6);
  box-shadow:0 0 0 1px rgba(18,214,180,.4),0 8px 22px rgba(18,214,180,.25);
}
.shot-arrow i{font-size:15px;color:var(--text);}
.shot-thumbs{
  position:static;
  display:flex;
  gap:12px;
  justify-content:center;
  flex-wrap:wrap;
  margin:20px 0 0;
  padding:0;
}
.shot-thumbs [data-bs-target]{
  width:96px;
  height:54px;
  margin:0;
  padding:0;
  border:1px solid var(--line);
  border-radius:12px;
  overflow:hidden;
  background:rgba(18,27,44,.6);
  opacity:.55;
  text-indent:0;
  transition:opacity .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.shot-thumbs [data-bs-target]:hover{opacity:.85;}
.shot-thumbs [data-bs-target].active{
  opacity:1;
  border-color:rgba(18,214,180,.7);
  box-shadow:0 0 0 1px rgba(18,214,180,.45),0 8px 20px rgba(18,214,180,.22);
}
.shot-thumbs [data-bs-target] img{
  width:100%;height:100%;
  object-fit:cover;
  border-radius:11px;
}
@media (max-width:575.98px){
  .shot-thumbs [data-bs-target]{width:68px;height:40px;}
}

/* ============ 系统要求参数卡 ============ */
.spec-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:22px;
}
.spec-card{
  border-radius:var(--r-card);
  padding:26px;
  background:var(--panel);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  border:1px solid transparent;
  background-image:linear-gradient(var(--panel),var(--panel)),
                   linear-gradient(135deg,rgba(18,214,180,.32),rgba(120,160,200,.1));
  background-origin:border-box;
  background-clip:padding-box,border-box;
  box-shadow:var(--sh-1);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease);
  display:flex;
  flex-direction:column;
}
.spec-card:hover{transform:translateY(-4px);box-shadow:var(--glow);}
.spec-head{
  display:flex;
  align-items:center;
  gap:14px;
  padding-bottom:18px;
  margin-bottom:18px;
  border-bottom:1px solid var(--line);
}
.spec-head .spec-ico{
  width:42px;height:42px;
  border-radius:12px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  background:rgba(18,214,180,.09);
  border:1px solid rgba(18,214,180,.3);
  color:var(--primary);
  font-size:18px;
  flex:0 0 auto;
}
.spec-head h3{font-size:18px;font-weight:600;line-height:1.4;}
.spec-head span{font-size:12px;color:var(--text-3);letter-spacing:.06em;font-family:var(--font-num);text-transform:uppercase;}
.spec-group{margin-bottom:18px;}
.spec-group .sg-title{
  font-size:13px;
  color:var(--primary);
  letter-spacing:.08em;
  margin-bottom:10px;
}
.spec-row{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap:14px;
  padding:9px 0;
  border-bottom:1px dashed rgba(120,160,200,.18);
  font-size:14px;
}
.spec-group .spec-row:last-child{border-bottom:0;}
.spec-row .k{color:var(--text-2);font-size:13px;flex:0 0 auto;}
.spec-row .v{color:var(--text);text-align:right;font-weight:500;}
.spec-foot{margin-top:auto;padding-top:16px;}
.spec-foot .btn-ghost{width:100%;min-height:42px;font-size:14px;}
@media (max-width:991.98px){
  .spec-grid{grid-template-columns:1fr;}
}

/* ============ 评价墙 ============ */
.review-wall{
  column-count:3;
  column-gap:20px;
}
.review-card{
  break-inside:avoid;
  margin-bottom:20px;
  border-radius:var(--r-card);
  padding:22px;
  background:var(--panel);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  border:1px solid var(--line);
  box-shadow:var(--sh-1);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.review-card:hover{
  transform:translateY(-4px);
  border-color:rgba(18,214,180,.4);
  box-shadow:var(--glow);
}
.review-top{
  display:flex;
  align-items:center;
  gap:12px;
  margin-bottom:14px;
}
.avatar{
  width:40px;height:40px;
  border-radius:50%;
  flex:0 0 auto;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  font-size:15px;
  font-weight:700;
  color:#04121A;
  background:linear-gradient(135deg,#12D6B4,#0A9FC4);
}
.review-top .nick{font-size:15px;font-weight:600;line-height:1.3;}
.review-top .role{font-size:12px;color:var(--text-3);}
.stars{color:var(--primary);font-size:12px;letter-spacing:.16em;margin-bottom:10px;}
.review-card p{font-size:14px;color:var(--text-2);line-height:1.8;}
.review-time{
  margin-top:12px;
  font-size:12px;
  color:var(--text-3);
}
@media (max-width:991.98px){
  .review-wall{column-count:2;}
}
@media (max-width:575.98px){
  .review-wall{column-count:1;}
}

/* ============ 下载面板 ============ */
.download-panel{
  border-radius:var(--r-card);
  padding:36px;
  background:var(--panel);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  border:1px solid transparent;
  background-image:linear-gradient(var(--panel),var(--panel)),
                   linear-gradient(135deg,rgba(18,214,180,.38),rgba(120,160,200,.1));
  background-origin:border-box;
  background-clip:padding-box,border-box;
  box-shadow:var(--sh-2);
}
.download-grid{
  display:grid;
  grid-template-columns:1fr 200px;
  gap:36px;
  align-items:start;
}
.download-main .btn-glow{
  min-height:56px;
  padding:0 34px;
  font-size:16px;
}
.download-main .dl-note{
  margin-top:12px;
  font-size:13px;
  color:var(--text-2);
}
.dl-channels{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:12px;
  margin-top:22px;
  max-width:560px;
}
.dl-channels .btn-ghost{
  min-height:44px;
  font-size:14px;
  padding:0 14px;
  width:100%;
}
.qr-card{
  width:120px;height:120px;
  border-radius:var(--r-sm);
  border:1px solid var(--line-2);
  background:rgba(9,15,27,.75);
  display:flex;
  align-items:center;
  justify-content:center;
  color:var(--text-3);
  font-size:32px;
  margin:0 auto 12px;
}
.qr-wrap{text-align:center;}
.qr-wrap .qr-text{font-size:13px;color:var(--text-2);}
.qr-wrap .qr-text b{display:block;color:var(--text);font-size:14px;margin-bottom:4px;}
.dl-safety{
  margin-top:26px;
  padding-top:16px;
  border-top:1px solid var(--line);
  font-size:12px;
  color:var(--text-2);
  display:flex;
  align-items:center;
  gap:8px;
}
.dl-safety i{color:var(--warn);}
@media (max-width:991.98px){
  .download-grid{grid-template-columns:1fr;gap:26px;}
  .qr-wrap{text-align:left;}
  .qr-card{margin:0 0 12px;}
}
@media (max-width:575.98px){
  .download-panel{padding:24px;}
  .dl-channels{grid-template-columns:1fr;}
}

/* ============ 资讯列表 ============ */
.news-grid{
  display:grid;
  grid-template-columns:7fr 5fr;
  gap:22px;
}
.news-lead{
  border-radius:var(--r-card);
  overflow:hidden;
  background:var(--panel);
  border:1px solid var(--line);
  box-shadow:var(--sh-1);
  display:flex;
  flex-direction:column;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.news-lead:hover{
  transform:translateY(-4px);
  border-color:rgba(18,214,180,.4);
  box-shadow:var(--glow);
}
.news-lead-media{display:block;overflow:hidden;}
.news-lead-media img{
  width:100%;
  aspect-ratio:16/9;
  object-fit:cover;
  transition:transform .5s var(--ease);
}
.news-lead:hover .news-lead-media img{transform:scale(1.03);}
.news-lead-body{padding:24px 26px 26px;}
.news-lead-body h3{
  font-size:21px;
  font-weight:600;
  line-height:1.5;
  margin:12px 0 10px;
}
.news-lead-body h3 a:hover{color:var(--primary);}
.news-lead-body p{
  font-size:15px;
  color:var(--text-2);
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  margin-bottom:14px;
}
.news-side{
  display:grid;
  gap:16px;
  align-content:start;
}
.news-mini{
  display:grid;
  grid-template-columns:112px 1fr;
  gap:16px;
  padding:14px;
  border-radius:var(--r-card);
  background:var(--panel);
  border:1px solid var(--line);
  box-shadow:var(--sh-1);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.news-mini:hover{
  transform:translateY(-4px);
  border-color:rgba(18,214,180,.4);
  box-shadow:var(--glow);
}
.news-mini-media{overflow:hidden;border-radius:var(--r-sm);}
.news-mini-media img{
  width:100%;
  aspect-ratio:16/9;
  object-fit:cover;
}
.news-mini h3{
  font-size:15px;
  font-weight:600;
  line-height:1.55;
  margin:8px 0 6px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.news-mini time,.news-lead-body time{
  font-size:12px;
  color:var(--text-3);
  font-family:var(--font-num);
}
.badge-cat{
  display:inline-flex;
  align-items:center;
  padding:3px 12px;
  border-radius:var(--r-btn);
  font-size:12px;
  letter-spacing:.04em;
  color:var(--primary);
  background:rgba(18,214,180,.09);
  border:1px solid rgba(18,214,180,.3);
}
.news-empty{
  border-radius:var(--r-card);
  border:1px dashed var(--line-2);
  background:rgba(11,19,34,.6);
  padding:56px 24px;
  text-align:center;
}
.news-empty i{
  font-size:34px;
  color:var(--text-3);
  margin-bottom:14px;
  display:block;
}
.news-empty p{
  font-size:15px;
  color:var(--text-2);
  margin-bottom:18px;
}
@media (max-width:991.98px){
  .news-grid{grid-template-columns:1fr;}
}
@media (max-width:575.98px){
  .news-mini{grid-template-columns:88px 1fr;gap:12px;}
}

/* ============ FAQ ============ */
.faq-acc .accordion-item{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  margin-bottom:12px;
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
}
.faq-acc .accordion-item:last-child{margin-bottom:0;}
.faq-acc .accordion-button{
  background:transparent;
  color:var(--text);
  font-size:17px;
  font-weight:600;
  line-height:1.6;
  padding:20px 24px;
  box-shadow:none;
  border-radius:0;
}
.faq-acc .accordion-button:not(.collapsed){
  color:var(--primary);
  background:rgba(18,214,180,.05);
  box-shadow:inset 3px 0 0 var(--primary);
}
.faq-acc .accordion-button:focus{box-shadow:inset 3px 0 0 var(--primary);border-color:transparent;}
.faq-acc .accordion-button::after{
  width:14px;height:14px;
  margin-left:auto;
  background-image:none;
  border-right:2px solid var(--text-2);
  border-bottom:2px solid var(--text-2);
  transform:rotate(45deg);
  transition:transform .25s var(--ease),border-color .25s var(--ease);
  flex:0 0 auto;
}
.faq-acc .accordion-button:not(.collapsed)::after{
  border-color:var(--primary);
  transform:rotate(-135deg);
}
.faq-acc .accordion-body{
  padding:6px 24px 22px;
  font-size:15px;
  line-height:1.85;
  color:var(--text-2);
}

/* ============ 表单 ============ */
.form-panel{
  border-radius:var(--r-card);
  padding:32px;
  background:var(--panel);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  border:1px solid var(--line);
  box-shadow:var(--sh-1);
}
.field{margin-bottom:18px;}
.field label{
  display:block;
  font-size:13px;
  color:var(--text-2);
  margin-bottom:8px;
  letter-spacing:.04em;
}
.field input,.field select,.field textarea{
  width:100%;
  min-height:48px;
  padding:12px 16px;
  border-radius:var(--r-input);
  background:rgba(7,12,22,.75);
  border:1px solid var(--line-2);
  color:var(--text);
  font-size:15px;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.field textarea{min-height:110px;resize:vertical;line-height:1.7;}
.field input::placeholder,.field textarea::placeholder{color:var(--text-3);}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;
  border-color:var(--primary);
  box-shadow:0 0 0 1px rgba(18,214,180,.45),0 0 22px rgba(18,214,180,.18);
}
.field.has-error input,.field.has-error textarea{border-color:var(--accent);}
.field .err{
  display:none;
  margin-top:6px;
  font-size:12px;
  color:var(--accent);
}
.field.has-error .err{display:block;}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:0;
  background:var(--bg-2);
  border-top:1px solid var(--line);
}
.footer-cta{
  background:linear-gradient(135deg,rgba(18,214,180,.08),rgba(11,19,34,0) 60%);
  border-bottom:1px solid var(--line);
}
.footer-cta-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:28px;
  padding:34px 24px;
}
.footer-cta h2{
  font-size:22px;
  font-weight:700;
  letter-spacing:-.01em;
  margin-bottom:6px;
}
.footer-cta p{font-size:14px;color:var(--text-2);}
.footer-main{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.2fr;
  gap:36px;
  padding:56px 24px 40px;
}
.footer-brand .brand{margin:0 0 16px;}
.footer-brand p{font-size:14px;color:var(--text-2);max-width:320px;line-height:1.85;}
.footer-col h3{
  font-size:14px;
  font-weight:600;
  color:var(--text);
  letter-spacing:.06em;
  margin-bottom:16px;
}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul a{
  font-size:14px;
  color:var(--text-2);
  transition:color .2s var(--ease),padding-left .2s var(--ease);
}
.footer-col ul a:hover{color:var(--primary);padding-left:4px;}
.footer-contact .fc-line{
  font-size:14px;
  color:var(--text-2);
  margin-bottom:10px;
  display:flex;
  align-items:center;
  gap:8px;
}
.footer-contact .fc-line i{color:var(--primary);font-size:13px;}
.footer-bottom{
  padding:20px 24px 30px;
  border-top:1px solid var(--line);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:13px;
  color:var(--text-3);
}
@media (max-width:991.98px){
  .footer-main{grid-template-columns:1fr 1fr;gap:28px;padding:42px 24px 32px;}
  .footer-cta-inner{flex-direction:column;align-items:flex-start;padding:28px 24px;}
}
@media (max-width:575.98px){
  .footer-main{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}

/* ============ 面包屑 ============ */
.breadcrumb-bar{
  font-size:13px;
  color:var(--text-3);
  padding:18px 0 0;
}
.breadcrumb-bar a{color:var(--text-2);}
.breadcrumb-bar a:hover{color:var(--primary);}
.breadcrumb-bar .sep{margin:0 8px;color:var(--text-3);}
.breadcrumb-bar .current{color:var(--primary);}

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

/* roulang page: article */
:root{
  --bg:#070C16;
  --bg-2:#0B1322;
  --panel:rgba(18,27,44,.72);
  --panel-2:rgba(14,22,38,.86);
  --line:rgba(120,160,200,.16);
  --line-strong:rgba(18,214,180,.35);
  --primary:#12D6B4;
  --primary-2:#0A9FC4;
  --accent:#FF7A45;
  --text:#E8EEF7;
  --text-2:#9AAABF;
  --text-3:#63708A;
  --ok:#3DD68C;
  --warn:#FFB020;
  --r-card:18px;
  --r-sm:14px;
  --r-img:16px;
  --r-pill:999px;
  --sh-1:0 2px 12px rgba(0,0,0,.35);
  --sh-2:0 14px 40px rgba(0,0,0,.45);
  --glow:0 0 0 1px rgba(18,214,180,.45),0 10px 34px rgba(18,214,180,.28);
  --t:220ms cubic-bezier(.2,.7,.3,1);
  --font-cn:'Noto Sans SC','PingFang SC','HarmonyOS Sans','Microsoft YaHei',sans-serif;
  --font-num:'Barlow Condensed','Rajdhani',sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background-color:var(--bg);
  background-image:
    linear-gradient(rgba(120,160,200,.045) 1px,transparent 1px),
    linear-gradient(90deg,rgba(120,160,200,.045) 1px,transparent 1px);
  background-size:40px 40px;
  color:var(--text);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.85;
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--primary);text-decoration:none;transition:color var(--t);}
a:hover{color:#5CE6CD;}
p{margin:0 0 1.1em;}
h1,h2,h3,h4{margin:0;color:var(--text);letter-spacing:-.01em;}
ul,ol{margin:0 0 1.1em;padding-left:1.25em;}
button,input,textarea,select{font-family:inherit;font-size:inherit;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;}
.container-xl{width:100%;max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px;}
@media (min-width:1440px){.container-xl{max-width:1280px;}}

/* ===== 顶部导航 ===== */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:transparent;
  border-bottom:1px solid transparent;
  transition:background var(--t),border-color var(--t),backdrop-filter var(--t);
}
.site-header.scrolled{
  background:rgba(11,19,34,.92);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  border-bottom-color:var(--line);
}
.site-nav{
  display:flex;align-items:center;flex-wrap:wrap;
  min-height:72px;padding:0;
}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--text);font-weight:700;font-size:19px;letter-spacing:-.01em;}
.brand:hover{color:var(--text);}
.brand-mark{
  width:24px;height:24px;border-radius:8px;display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--primary),var(--primary-2));
  box-shadow:0 0 0 1px rgba(18,214,180,.35),0 6px 18px rgba(18,214,180,.28);
}
.brand-mark i{display:block;width:9px;height:9px;border-radius:50%;background:#04201B;}
.nav-toggler{
  border:none!important;background:transparent;padding:6px;margin-left:auto;
  display:flex;flex-direction:column;gap:5px;box-shadow:none!important;
}
.nav-toggler span{display:block;width:22px;height:2px;border-radius:2px;background:var(--text);}
.nav-list{align-items:center;gap:2px;}
.nav-list .nav-link{
  position:relative;color:var(--text-2);font-size:15px;line-height:1.4;
  padding:10px 14px;border-radius:var(--r-pill);
  transition:color var(--t),background var(--t);
}
.nav-list .nav-link:hover{color:var(--text);background:rgba(255,255,255,.045);}
.nav-list .nav-link.active{color:var(--primary);background:rgba(18,214,180,.08);}
.nav-list .nav-link.active::after{
  content:"";position:absolute;left:50%;bottom:3px;transform:translateX(-50%);
  width:22px;height:2px;border-radius:2px;background:var(--primary);
  box-shadow:0 0 10px rgba(18,214,180,.85);
}
.btn-glow{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 22px;border:none;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;color:#04201B;
  background:linear-gradient(135deg,var(--primary),var(--primary-2));
  box-shadow:0 0 0 1px rgba(18,214,180,.45),0 10px 34px rgba(18,214,180,.28);
  transition:transform var(--t),box-shadow var(--t),filter var(--t);
  white-space:nowrap;
}
.btn-glow:hover{color:#04201B;filter:brightness(1.08);transform:translateY(-1px);box-shadow:0 0 0 1px rgba(18,214,180,.6),0 14px 42px rgba(18,214,180,.4);}
.btn-glow:active{transform:translateY(1px);}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 20px;border-radius:var(--r-pill);
  border:1px solid var(--line-strong);background:rgba(18,27,44,.6);
  color:var(--text);font-size:15px;font-weight:500;
  transition:transform var(--t),box-shadow var(--t),border-color var(--t),background var(--t);
}
.btn-ghost:hover{color:var(--text);border-color:rgba(18,214,180,.6);background:rgba(18,214,180,.09);transform:translateY(-1px);box-shadow:0 10px 30px rgba(0,0,0,.4);}
.btn-ghost:active{transform:translateY(1px);}
.btn-sm-pill{padding:8px 16px;font-size:14px;}

/* ===== 面包屑 ===== */
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);letter-spacing:.02em;}
.crumbs a{color:var(--text-2);}
.crumbs a:hover{color:var(--primary);}
.crumbs .sep{color:var(--text-3);}
.crumbs .crumb-current{color:var(--primary);}

/* ===== 页头 ===== */
.page-head{
  position:relative;overflow:hidden;
  border-bottom:1px solid var(--line);
  background-image:
    linear-gradient(180deg,rgba(7,12,22,.62),rgba(7,12,22,.94)),
    url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
}
.page-head::after{
  content:"";position:absolute;right:-120px;top:-140px;width:420px;height:420px;
  background:radial-gradient(circle,rgba(18,214,180,.22),transparent 68%);
  pointer-events:none;
}
.page-head-inner{position:relative;z-index:1;padding:26px 0 30px;}

/* ===== 文章主区 ===== */
.article-wrap{padding:56px 0 96px;}
.article-main{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh-1);
  padding:32px 34px;
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
}
.article-head{padding-bottom:22px;border-bottom:1px solid var(--line);}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.14em;color:var(--primary);
  text-transform:uppercase;margin-bottom:14px;
}
.eyebrow::before{content:"";width:18px;height:1px;background:var(--primary);display:block;}
.badge-cat{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 14px;border-radius:var(--r-pill);
  font-size:13px;color:var(--primary);
  background:rgba(18,214,180,.1);
  border:1px solid rgba(18,214,180,.32);
  margin-bottom:14px;
}
.article-head h1{
  font-size:40px;line-height:1.3;font-weight:700;letter-spacing:-.01em;
  margin-bottom:16px;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;
  font-size:13px;color:var(--text-2);
}
.article-meta span{display:inline-flex;align-items:center;gap:7px;}
.article-meta i{color:var(--primary);font-size:12px;}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--text-3);display:inline-block;}
.article-cover{margin:26px 0 0;border-radius:var(--r-img);overflow:hidden;border:1px solid var(--line);box-shadow:var(--sh-2);}
.article-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.article-cover figcaption{font-size:12px;color:var(--text-3);padding:10px 14px;background:rgba(11,19,34,.7);}

/* ===== 正文排版 ===== */
.article-body{max-width:780px;margin:0 auto;padding-top:30px;font-size:16px;line-height:1.85;color:var(--text);}
.article-body p{margin:0 0 1.1em;}
.article-body h2{
  position:relative;margin:2.1em 0 .85em;padding-left:16px;
  font-size:26px;line-height:1.42;font-weight:700;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.22em;bottom:.22em;width:3px;border-radius:3px;
  background:linear-gradient(180deg,var(--primary),var(--primary-2));
  box-shadow:0 0 12px rgba(18,214,180,.5);
}
.article-body h3{margin:1.7em 0 .6em;font-size:20px;line-height:1.5;font-weight:600;}
.article-body h4{margin:1.4em 0 .5em;font-size:17px;font-weight:600;color:var(--primary);}
.article-body ul,.article-body ol{line-height:1.9;margin:0 0 1.2em;}
.article-body li{margin-bottom:.35em;}
.article-body li::marker{color:var(--primary);}
.article-body a{border-bottom:1px solid rgba(18,214,180,.4);}
.article-body a:hover{border-bottom-color:var(--primary);}
.article-body img{border-radius:var(--r-img);margin:1.4em auto;border:1px solid var(--line);}
.article-body blockquote{
  margin:1.6em 0;padding:18px 22px;
  background:var(--panel-2);border:1px solid var(--line);border-left:4px solid var(--primary);
  border-radius:var(--r-sm);color:var(--text-2);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body table{
  width:100%;border-collapse:collapse;margin:1.6em 0;
  background:var(--panel-2);border:1px solid var(--line);border-radius:var(--r-sm);overflow:hidden;
  font-size:15px;
}
.article-body th,.article-body td{padding:12px 16px;text-align:left;border-bottom:1px dashed var(--line);}
.article-body th{color:var(--primary);font-weight:600;font-size:14px;}
.article-body tr:last-child td{border-bottom:none;}
.article-body code{background:rgba(18,214,180,.1);color:var(--primary);padding:2px 6px;border-radius:6px;font-size:14px;}
.article-empty{
  max-width:780px;margin:0 auto;padding:64px 24px;text-align:center;
  background:var(--panel-2);border:1px dashed var(--line);border-radius:var(--r-card);
}
.article-empty i{font-size:34px;color:var(--primary);display:block;margin-bottom:16px;}
.article-empty h2{font-size:22px;margin-bottom:10px;}
.article-empty p{color:var(--text-2);font-size:15px;margin-bottom:22px;}

/* 标签与操作 */
.article-tags{display:flex;flex-wrap:wrap;gap:10px;margin:34px 0 0;padding-top:24px;border-top:1px solid var(--line);}
.tag-pill{
  display:inline-flex;align-items:center;gap:6px;padding:6px 14px;
  border-radius:var(--r-pill);font-size:13px;color:var(--text-2);
  background:rgba(120,160,200,.08);border:1px solid var(--line);
  transition:color var(--t),border-color var(--t),background var(--t);
}
.tag-pill:hover{color:var(--primary);border-color:var(--line-strong);background:rgba(18,214,180,.09);}
.article-actions{
  display:flex;flex-wrap:wrap;align-items:center;gap:12px;justify-content:space-between;
  margin-top:24px;padding:18px 20px;
  background:var(--panel-2);border:1px solid var(--line);border-radius:var(--r-card);
}
.article-actions .hint{font-size:13px;color:var(--text-2);}
.article-actions .hint i{color:var(--primary);margin-right:6px;}

/* 继续阅读双卡 */
.next-cards{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;margin-top:24px;}
.link-card{
  display:flex;flex-direction:column;gap:8px;
  padding:22px 24px;border-radius:var(--r-card);
  background:var(--panel);border:1px solid var(--line);
  box-shadow:var(--sh-1);color:var(--text);
  transition:transform var(--t),box-shadow var(--t),border-color var(--t);
}
.link-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--glow);color:var(--text);}
.link-card .lc-label{font-size:12px;letter-spacing:.12em;color:var(--text-3);text-transform:uppercase;}
.link-card h3{font-size:18px;font-weight:600;}
.link-card p{font-size:14px;color:var(--text-2);margin:0;line-height:1.7;}
.link-card .lc-go{font-size:14px;color:var(--primary);display:inline-flex;align-items:center;gap:6px;margin-top:4px;}

/* 侧栏 */
.side-col{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px;}
.side-card{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--sh-1);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
}
.side-card h3{font-size:17px;font-weight:600;margin-bottom:16px;display:flex;align-items:center;gap:9px;}
.side-card h3 i{color:var(--primary);font-size:15px;}
.side-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:2px;}
.side-list li a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:11px 12px;border-radius:var(--r-sm);font-size:14px;color:var(--text-2);
  transition:background var(--t),color var(--t),transform var(--t);
}
.side-list li a:hover{background:rgba(18,214,180,.09);color:var(--text);transform:translateX(2px);}
.side-list li a i{font-size:12px;color:var(--text-3);}
.side-params{display:flex;flex-direction:column;gap:0;}
.side-params .row-line{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:10px 0;border-bottom:1px dashed var(--line);font-size:14px;
}
.side-params .row-line:last-child{border-bottom:none;}
.side-params .rl-label{font-size:13px;color:var(--text-2);}
.side-params .rl-value{font-family:var(--font-num);font-size:16px;color:var(--text);}
.side-card .btn-glow,.side-card .btn-ghost{width:100%;margin-top:16px;}
.side-note{font-size:12px;color:var(--text-3);margin-top:12px;line-height:1.7;}

/* 相关推荐 */
.related{margin-top:56px;padding-top:40px;border-top:1px solid var(--line);}
.sec-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:14px;margin-bottom:26px;}
.sec-head h2{font-size:28px;font-weight:700;}
.sec-head p{font-size:14px;color:var(--text-2);margin:8px 0 0;}
.sec-head .more{font-size:14px;color:var(--primary);display:inline-flex;align-items:center;gap:6px;}
.rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.rel-card{
  display:flex;flex-direction:column;overflow:hidden;
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);color:var(--text);
  transition:transform var(--t),box-shadow var(--t),border-color var(--t);
}
.rel-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--glow);color:var(--text);}
.rel-card .thumb{position:relative;aspect-ratio:16/9;overflow:hidden;}
.rel-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform 420ms cubic-bezier(.2,.7,.3,1);}
.rel-card:hover .thumb img{transform:scale(1.04);}
.rel-card .thumb .chip{
  position:absolute;left:12px;top:12px;padding:4px 12px;border-radius:var(--r-pill);
  font-size:12px;color:#04201B;background:linear-gradient(135deg,var(--primary),var(--primary-2));
}
.rel-card .rel-body{padding:18px 20px 22px;display:flex;flex-direction:column;gap:10px;}
.rel-card h3{font-size:17px;font-weight:600;line-height:1.5;}
.rel-card p{font-size:14px;color:var(--text-2);margin:0;line-height:1.7;}
.rel-card .rel-meta{display:flex;align-items:center;gap:10px;font-size:12px;color:var(--text-3);margin-top:2px;}

/* ===== 页脚 ===== */
.site-footer{margin-top:0;border-top:1px solid var(--line);background:var(--bg-2);}
.footer-cta{border-bottom:1px solid var(--line);background:rgba(7,12,22,.6);}
.footer-cta-inner{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:20px;padding:34px 24px;}
.footer-cta h2{font-size:23px;font-weight:700;}
.footer-cta p{margin:8px 0 0;font-size:14px;color:var(--text-2);}
.footer-main{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:34px;padding:52px 24px 40px;}
.footer-brand .brand{font-size:18px;margin-bottom:14px;}
.footer-brand p{font-size:14px;color:var(--text-2);line-height:1.8;margin:0;max-width:340px;}
.footer-col h3{font-size:15px;font-weight:600;margin-bottom:16px;color:var(--text);}
.footer-col ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px;}
.footer-col ul a{font-size:14px;color:var(--text-2);}
.footer-col ul a:hover{color:var(--primary);}
.footer-contact .fc-line{font-size:14px;color:var(--text-2);margin:0 0 10px;display:flex;align-items:center;gap:9px;}
.footer-contact .fc-line i{color:var(--primary);width:16px;}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;
  padding:18px 24px;border-top:1px solid var(--line);
  font-size:13px;color:var(--text-3);
}

/* ===== 响应式 ===== */
@media (max-width:1199.98px){
  .article-head h1{font-size:34px;}
}
@media (max-width:991.98px){
  .site-nav{min-height:60px;}
  .navbar-collapse{
    background:rgba(11,19,34,.98);border:1px solid var(--line);border-radius:var(--r-card);
    margin-top:12px;padding:14px;
  }
  .nav-list .nav-link{padding:12px 14px;font-size:15px;}
  .nav-list .nav-link.active::after{display:none;}
  .nav-cta{width:100%;margin-top:12px;}
  .side-col{position:static;}
  .article-wrap{padding:40px 0 72px;}
  .rel-grid{grid-template-columns:repeat(2,1fr);}
  .footer-main{grid-template-columns:1fr 1fr;gap:28px;padding:44px 24px 34px;}
}
@media (max-width:767.98px){
  body{font-size:15.5px;}
  .article-main{padding:24px 20px;}
  .article-head h1{font-size:28px;}
  .article-body h2{font-size:22px;}
  .article-body h3{font-size:18px;}
  .page-head-inner{padding:20px 0 24px;}
  .next-cards{grid-template-columns:1fr;}
  .rel-grid{grid-template-columns:1fr;}
  .sec-head h2{font-size:23px;}
  .footer-cta-inner{padding:28px 24px;}
  .footer-cta h2{font-size:20px;}
  .footer-main{grid-template-columns:1fr;gap:26px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:575.98px){
  .container-xl{padding-left:18px;padding-right:18px;}
  .article-head h1{font-size:25px;}
  .article-actions{flex-direction:column;align-items:stretch;}
  .article-actions .btn-ghost,.article-actions .btn-glow{width:100%;}
  .brand{font-size:17px;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;transition-duration:.001ms!important;}
  html{scroll-behavior:auto;}
}

/* roulang page: category1 */
:root{
  --bg:#070C16;
  --bg-2:#0B1322;
  --panel:rgba(18,27,44,.72);
  --panel-2:rgba(14,22,38,.86);
  --primary:#12D6B4;
  --primary-2:#0A9FC4;
  --accent:#FF7A45;
  --text:#E8EEF7;
  --text-2:#9AAABF;
  --text-3:#63708A;
  --ok:#3DD68C;
  --warn:#FFB020;
  --line:rgba(120,160,200,.16);
  --line-2:rgba(120,160,200,.28);
  --r-lg:18px;
  --r-md:14px;
  --r-img:16px;
  --r-pill:999px;
  --sh-1:0 2px 12px rgba(0,0,0,.35);
  --sh-2:0 14px 40px rgba(0,0,0,.45);
  --glow:0 0 0 1px rgba(18,214,180,.45),0 10px 34px rgba(18,214,180,.28);
  --ease:cubic-bezier(.2,.7,.3,1);
  --zh:'Noto Sans SC','PingFang SC','HarmonyOS Sans','Microsoft YaHei',sans-serif;
  --num:'Barlow Condensed','Rajdhani','Noto Sans SC',sans-serif;
  --sec-y:96px;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--zh);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease),opacity .2s var(--ease);}
a:hover{color:var(--primary);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
button,input,textarea,select{font-family:inherit;font-size:inherit;color:inherit;}
:focus-visible{outline:2px solid var(--primary);outline-offset:3px;border-radius:6px;}
::selection{background:rgba(18,214,180,.28);}

.container-xl{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}
@media (min-width:1440px){.container-xl{max-width:1280px;}}

/* ---------- 通用 ---------- */
.section{padding:var(--sec-y) 0;position:relative;}
.section-head{margin-bottom:40px;max-width:760px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--num);
  font-size:13px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--primary);
  padding:6px 14px;border-radius:var(--r-pill);
  background:rgba(18,214,180,.08);
  border:1px solid rgba(18,214,180,.24);
  margin-bottom:16px;
}
.eyebrow i{font-size:12px;}
h2.sec-title{font-size:28px;line-height:1.35;font-weight:700;letter-spacing:-.01em;}
h3.card-title{font-size:18px;font-weight:600;line-height:1.5;}
p.sec-sub{color:var(--text-2);font-size:16px;margin-top:14px;max-width:800px;}
p.body-text{color:var(--text-2);font-size:16px;line-height:1.85;}
.divider-line{
  height:1px;border:0;margin:0;
  background:linear-gradient(90deg,rgba(18,214,180,.5),rgba(120,160,200,.12) 60%,transparent);
}
.glass{
  position:relative;
  border:1px solid transparent;
  border-radius:var(--r-lg);
  background:
    linear-gradient(var(--panel),var(--panel)) padding-box,
    linear-gradient(135deg,rgba(18,214,180,.35),rgba(120,160,200,.10)) border-box;
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  backdrop-filter:blur(14px) saturate(120%);
  box-shadow:var(--sh-1);
}
.card-hover{transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease);}
.card-hover:hover{transform:translateY(-4px);box-shadow:var(--glow);}
.badge-tag{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;letter-spacing:.04em;
  padding:4px 12px;border-radius:var(--r-pill);
  background:rgba(18,214,180,.10);
  border:1px solid rgba(18,214,180,.3);
  color:var(--primary);
}
.badge-tag.alt{background:rgba(255,122,69,.10);border-color:rgba(255,122,69,.32);color:var(--accent);}
.icon-chip{
  width:48px;height:48px;flex:0 0 48px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:var(--r-md);
  background:rgba(18,214,180,.10);
  border:1px solid rgba(18,214,180,.28);
  color:var(--primary);
  font-size:18px;
}

/* ---------- 按钮 ---------- */
.btn-glow,.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;
  padding:12px 26px;
  border-radius:var(--r-pill);
  cursor:pointer;
  border:1px solid transparent;
  transition:all .22s var(--ease);
  white-space:nowrap;
}
.btn-glow{
  background:linear-gradient(135deg,#12D6B4,#0A9FC4);
  color:#04211C;
  box-shadow:0 0 0 1px rgba(18,214,180,.45),0 10px 30px rgba(18,214,180,.26);
}
.btn-glow:hover{
  color:#04211C;
  filter:brightness(1.08);
  box-shadow:0 0 0 1px rgba(18,214,180,.6),0 12px 40px rgba(18,214,180,.38);
  transform:translateY(-1px);
}
.btn-glow:active{transform:translateY(1px);}
.btn-ghost{
  background:rgba(18,27,44,.55);
  border-color:var(--line-2);
  color:var(--text);
}
.btn-ghost:hover{
  color:var(--text);
  border-color:rgba(18,214,180,.55);
  box-shadow:0 0 0 1px rgba(18,214,180,.25),0 8px 24px rgba(18,214,180,.16);
  transform:translateY(-1px);
}
.btn-ghost:active{transform:translateY(1px);}
.btn-sm-pill{padding:9px 20px;font-size:14px;}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:transparent;
  border-bottom:1px solid transparent;
  transition:background .28s var(--ease),border-color .28s var(--ease),box-shadow .28s var(--ease);
}
.site-header.is-scrolled{
  background:rgba(11,19,34,.92);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  box-shadow:0 8px 30px rgba(0,0,0,.35);
}
.site-nav{
  min-height:72px;
  padding:10px 0;
  --bs-navbar-padding-x:0;
}
.brand{
  display:inline-flex;align-items:center;gap:10px;
  font-size:18px;font-weight:700;letter-spacing:-.01em;
  color:var(--text);
}
.brand:hover{color:var(--text);}
.brand-mark{
  width:16px;height:16px;flex:0 0 16px;
  display:inline-block;position:relative;
  border-radius:5px;
  background:linear-gradient(135deg,#12D6B4,#0A9FC4);
  box-shadow:0 0 12px rgba(18,214,180,.55);
}
.brand-mark i{
  position:absolute;inset:4px 3px;
  display:block;
  border-left:2px solid rgba(4,33,28,.85);
  border-top:2px solid rgba(4,33,28,.85);
  border-radius:1px;
}
.nav-list{gap:4px;align-items:center;}
.nav-list .nav-link{
  position:relative;
  color:var(--text-2);
  font-size:15px;
  padding:9px 14px;
  border-radius:var(--r-pill);
  transition:color .2s var(--ease),background .2s var(--ease);
}
.nav-list .nav-link:hover{color:var(--text);background:rgba(18,214,180,.07);}
.nav-list .nav-link.active{
  color:var(--primary);
  background:rgba(18,214,180,.10);
}
.nav-list .nav-link.active::after{
  content:"";position:absolute;left:50%;bottom:2px;
  width:22px;height:2px;border-radius:2px;
  transform:translateX(-50%);
  background:var(--primary);
  box-shadow:0 0 10px rgba(18,214,180,.85);
}
.nav-cta{margin-left:14px;padding:11px 24px;font-size:14px;}
.nav-toggler{
  width:44px;height:44px;
  display:inline-flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;
  border:1px solid var(--line-2);border-radius:12px;
  background:rgba(18,27,44,.6);
}
.nav-toggler:focus{box-shadow:none;}
.nav-toggler span{display:block;width:18px;height:2px;border-radius:2px;background:var(--text);}
.navbar-toggler{border:1px solid var(--line-2);}
.navbar-collapse{flex-grow:1;}

@media (max-width:991.98px){
  .site-nav{min-height:60px;padding:8px 0;}
  .navbar-collapse{
    margin-top:12px;
    padding:14px;
    background:rgba(11,19,34,.96);
    border:1px solid var(--line);
    border-radius:var(--r-lg);
    -webkit-backdrop-filter:blur(14px);
    backdrop-filter:blur(14px);
  }
  .nav-list{gap:2px;align-items:stretch;width:100%;}
  .nav-list .nav-link{padding:12px 14px;border-radius:12px;}
  .nav-list .nav-link.active::after{display:none;}
  .nav-cta{margin:12px 0 4px;width:100%;}
}

/* ---------- 页头 ---------- */
.page-hero{
  position:relative;
  padding:64px 0 72px;
  background-image:url(/assets/images/backpic/back-1.webp);
  background-size:cover;
  background-position:center;
  overflow:hidden;
  border-bottom:1px solid var(--line);
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(760px 420px at 82% 12%,rgba(18,214,180,.16),transparent 70%),
    linear-gradient(180deg,rgba(7,12,22,.86),rgba(7,12,22,.95));
}
.page-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:
    linear-gradient(rgba(120,160,200,.5) 1px,transparent 1px),
    linear-gradient(90deg,rgba(120,160,200,.5) 1px,transparent 1px);
  background-size:40px 40px;
  opacity:.06;
}
.page-hero .container-xl{position:relative;z-index:2;}
.breadcrumb-nav{
  font-size:13px;letter-spacing:.02em;
  color:var(--text-3);
  margin-bottom:22px;
}
.breadcrumb-nav a{color:var(--text-2);}
.breadcrumb-nav a:hover{color:var(--primary);}
.breadcrumb-nav .sep{margin:0 10px;color:var(--text-3);}
.breadcrumb-nav .current{color:var(--primary);}

.hero-grid{
  display:grid;
  grid-template-columns:minmax(0,1.55fr) minmax(0,1fr);
  gap:48px;
  align-items:end;
}
.page-hero h1{
  font-size:40px;
  line-height:1.28;
  font-weight:700;
  letter-spacing:-.01em;
  max-width:820px;
}
.page-hero .hero-desc{
  margin-top:20px;
  max-width:760px;
  font-size:17px;
  color:var(--text-2);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}

.stat-card{padding:24px;border-radius:var(--r-lg);}
.stat-card h3{
  font-family:var(--num);
  font-size:13px;letter-spacing:.18em;text-transform:uppercase;
  color:var(--text-3);font-weight:600;margin-bottom:16px;
}
.stat-row{
  display:flex;align-items:baseline;justify-content:space-between;gap:16px;
  padding:11px 0;
  border-bottom:1px dashed rgba(120,160,200,.18);
}
.stat-row:last-child{border-bottom:0;padding-bottom:0;}
.stat-row .k{font-size:13px;color:var(--text-2);}
.stat-row .v{font-size:15px;font-weight:600;color:var(--text);}
.stat-row .v em{font-family:var(--num);font-style:normal;font-size:20px;color:var(--primary);margin-right:4px;font-variant-numeric:tabular-nums;}

/* ---------- 功能矩阵 ---------- */
.matrix-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:24px;
}
.matrix-card{
  padding:28px;
  display:flex;gap:18px;align-items:flex-start;
}
.matrix-card .m-body{min-width:0;}
.matrix-card .card-title{margin-bottom:10px;}
.matrix-card p{color:var(--text-2);font-size:15px;line-height:1.8;}
.matrix-card .m-meta{
  margin-top:14px;
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;color:var(--text-3);letter-spacing:.02em;
}
@media (min-width:992px){
  .matrix-card:nth-child(even){margin-top:52px;}
  .matrix-card:nth-child(odd){margin-bottom:52px;}
}

/* ---------- 场景区 ---------- */
.scene-grid{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);
  gap:48px;
  align-items:center;
}
.scene-list{display:flex;flex-direction:column;gap:20px;margin-top:28px;}
.scene-item{
  padding:22px 24px;
  border-radius:var(--r-md);
  background:rgba(14,22,38,.6);
  border:1px solid var(--line);
  transition:border-color .22s var(--ease),transform .22s var(--ease);
}
.scene-item:hover{border-color:rgba(18,214,180,.4);transform:translateX(4px);}
.scene-item h3{font-size:17px;font-weight:600;margin-bottom:8px;display:flex;align-items:center;gap:10px;}
.scene-item h3 i{color:var(--primary);font-size:15px;}
.scene-item p{font-size:15px;color:var(--text-2);}
.figure-frame{
  position:relative;
  border-radius:var(--r-img);
  overflow:hidden;
  border:1px solid var(--line-2);
  box-shadow:var(--sh-2);
}
.figure-frame img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.figure-frame::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 45%,rgba(7,12,22,.72));
}
.figure-caption{
  position:absolute;left:20px;bottom:16px;z-index:2;
  font-size:13px;color:var(--text-2);letter-spacing:.02em;
}

/* ---------- 准备清单 ---------- */
.prep-grid{
  display:grid;
  grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);
  gap:32px;
  align-items:start;
}
.prep-list{counter-reset:prep;display:flex;flex-direction:column;gap:16px;}
.prep-list li{
  counter-increment:prep;
  position:relative;
  padding:22px 24px 22px 74px;
  border-radius:var(--r-md);
  background:rgba(14,22,38,.62);
  border:1px solid var(--line);
  transition:border-color .22s var(--ease);
}
.prep-list li:hover{border-color:rgba(18,214,180,.38);}
.prep-list li::before{
  content:counter(prep,decimal-leading-zero);
  position:absolute;left:24px;top:22px;
  font-family:var(--num);
  font-size:20px;
  color:var(--primary);
  letter-spacing:.04em;
  font-variant-numeric:tabular-nums;
}
.prep-list li h3{font-size:16px;font-weight:600;margin-bottom:6px;}
.prep-list li p{font-size:15px;color:var(--text-2);}

.tip-panel{padding:26px;border-radius:var(--r-lg);}
.tip-panel h3{font-size:17px;font-weight:600;margin-bottom:16px;display:flex;align-items:center;gap:10px;}
.tip-panel h3 i{color:var(--accent);}
.tip-panel ul{display:flex;flex-direction:column;gap:14px;}
.tip-panel li{
  font-size:14px;color:var(--text-2);line-height:1.8;
  padding-left:16px;position:relative;
}
.tip-panel li::before{
  content:"";position:absolute;left:0;top:11px;
  width:6px;height:6px;border-radius:50%;
  background:var(--primary);
  box-shadow:0 0 8px rgba(18,214,180,.7);
}
.tip-panel img{margin-top:20px;border-radius:var(--r-md);border:1px solid var(--line);}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;margin:0 auto;}
.faq-acc .accordion-item{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  margin-bottom:12px;
  overflow:hidden;
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  backdrop-filter:blur(14px) saturate(120%);
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.faq-acc .accordion-item:hover{border-color:rgba(18,214,180,.35);}
.faq-acc .accordion-item:has(.accordion-button:not(.collapsed)){
  border-color:rgba(18,214,180,.45);
  box-shadow:inset 3px 0 0 var(--primary),var(--sh-1);
}
.faq-acc .accordion-button{
  background:transparent;
  color:var(--text);
  font-size:17px;
  font-weight:600;
  line-height:1.6;
  padding:20px 56px 20px 22px;
  box-shadow:none;
  border:0;
}
.faq-acc .accordion-button:not(.collapsed){color:var(--primary);background:transparent;}
.faq-acc .accordion-button:focus{box-shadow:none;border:0;}
.faq-acc .accordion-button::after{
  content:"\f067";
  font-family:"Font Awesome 6 Free";
  font-weight:900;
  font-size:13px;
  width:30px;height:30px;
  display:flex;align-items:center;justify-content:center;
  border-radius:50%;
  background:rgba(18,214,180,.10);
  border:1px solid rgba(18,214,180,.28);
  color:var(--primary);
  background-image:none;
  transition:transform .26s var(--ease),background .26s var(--ease);
  margin-left:auto;
}
.faq-acc .accordion-button:not(.collapsed)::after{transform:rotate(45deg);background:rgba(18,214,180,.2);}
.faq-acc .accordion-body{
  padding:0 22px 22px;
  font-size:15px;
  color:var(--text-2);
  line-height:1.8;
}

/* ---------- 收口 CTA ---------- */
.cta-band{
  padding:36px 40px;
  border-radius:var(--r-lg);
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.cta-band h2{font-size:24px;font-weight:700;line-height:1.4;}
.cta-band p{color:var(--text-2);font-size:15px;margin-top:10px;}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:var(--sec-y);
  background:var(--bg-2);
  border-top:1px solid var(--line);
}
.footer-cta{
  border-bottom:1px solid var(--line);
  background:linear-gradient(90deg,rgba(18,214,180,.10),rgba(11,19,34,0) 70%);
}
.footer-cta-inner{
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  padding-top:38px;padding-bottom:38px;
}
.footer-cta h2{font-size:22px;font-weight:700;line-height:1.45;}
.footer-cta p{color:var(--text-2);font-size:14px;margin-top:8px;}
.footer-main{
  display:grid;
  grid-template-columns:minmax(0,1.6fr) repeat(3,minmax(0,1fr));
  gap:40px;
  padding-top:56px;padding-bottom:48px;
}
.footer-brand p{color:var(--text-2);font-size:14px;line-height:1.85;margin-top:16px;max-width:360px;}
.footer-col h3{
  font-size:14px;font-weight:600;letter-spacing:.06em;
  color:var(--text);margin-bottom:18px;
}
.footer-col ul{display:flex;flex-direction:column;gap:12px;}
.footer-col a{font-size:14px;color:var(--text-2);}
.footer-col a:hover{color:var(--primary);}
.footer-contact .fc-line{
  display:flex;align-items:center;gap:10px;
  font-size:14px;color:var(--text-2);margin-bottom:12px;
}
.footer-contact .fc-line i{color:var(--primary);width:16px;text-align:center;}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
  padding-top:20px;padding-bottom:26px;
  border-top:1px solid var(--line);
  font-size:13px;color:var(--text-3);
}

/* ---------- 响应式 ---------- */
@media (max-width:1399.98px){
  :root{--sec-y:88px;}
}
@media (max-width:1199.98px){
  .page-hero h1{font-size:36px;}
  .hero-grid{gap:36px;}
}
@media (max-width:991.98px){
  :root{--sec-y:64px;}
  .page-hero{padding:52px 0 58px;}
  .hero-grid{grid-template-columns:1fr;gap:32px;align-items:start;}
  .page-hero h1{font-size:32px;}
  .scene-grid{grid-template-columns:1fr;gap:32px;}
  .prep-grid{grid-template-columns:1fr;gap:24px;}
  .footer-main{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px;}
  .matrix-card:nth-child(even),
  .matrix-card:nth-child(odd){margin-top:0;margin-bottom:0;}
}
@media (max-width:767.98px){
  :root{--sec-y:52px;}
  .container-xl{padding-left:18px;padding-right:18px;}
  .page-hero{
    padding:40px 0 46px;
    background-size:auto 120%;
    background-position:center top;
  }
  .page-hero h1{font-size:28px;line-height:1.34;}
  .page-hero .hero-desc{font-size:16px;}
  .matrix-grid{grid-template-columns:1fr;gap:16px;}
  .matrix-card{padding:22px;gap:14px;}
  .cta-band{padding:26px 22px;flex-direction:column;align-items:flex-start;}
  .cta-band h2{font-size:20px;}
  .footer-cta-inner{padding-top:28px;padding-bottom:28px;}
  .footer-main{grid-template-columns:1fr;padding-top:40px;padding-bottom:34px;}
  .footer-bottom{font-size:12px;}
  .faq-acc .accordion-button{font-size:16px;padding:16px 52px 16px 18px;}
  h2.sec-title{font-size:23px;}
}
@media (max-width:575.98px){
  .btn-glow,.btn-ghost{width:100%;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .stat-row{flex-direction:column;align-items:flex-start;gap:4px;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important;}
  html{scroll-behavior:auto;}
}

/* roulang page: category2 */
:root{
  --bg:#070C16;
  --bg-2:#0B1322;
  --panel:rgba(18,27,44,.72);
  --panel-solid:#0F1826;
  --primary:#12D6B4;
  --primary-2:#0A9FC4;
  --accent:#FF7A45;
  --ok:#3DD68C;
  --warn:#FFB020;
  --text:#E8EEF7;
  --text-2:#9AAABF;
  --text-3:#63708A;
  --line:rgba(120,160,200,.18);
  --line-strong:rgba(18,214,180,.35);
  --r-card:18px;
  --r-sm:14px;
  --r-img:16px;
  --sh-1:0 2px 12px rgba(0,0,0,.35);
  --sh-2:0 14px 40px rgba(0,0,0,.45);
  --glow:0 0 0 1px rgba(18,214,180,.45),0 10px 34px rgba(18,214,180,.28);
  --ease:cubic-bezier(.2,.7,.3,1);
  --font-cn:'Noto Sans SC','PingFang SC','HarmonyOS Sans','Microsoft YaHei',sans-serif;
  --font-num:'Barlow Condensed','Rajdhani','Noto Sans SC',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-cn);
  font-size:16px;
  line-height:1.85;
  letter-spacing:.005em;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  background-image:linear-gradient(rgba(120,160,200,.055) 1px,transparent 1px),linear-gradient(90deg,rgba(120,160,200,.055) 1px,transparent 1px);
  background-size:44px 44px;
  opacity:.6;
  z-index:0;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--text);text-decoration:none;transition:color .2s var(--ease);}
a:hover{color:var(--primary);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
h1,h2,h3{letter-spacing:-.01em;line-height:1.32;}
button,input,textarea,select{font-family:inherit;font-size:inherit;}
:focus-visible{outline:2px solid var(--primary);outline-offset:3px;border-radius:6px;}

.container-xl{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 24px;
  position:relative;
  z-index:2;
}
@media (min-width:1440px){
  .container-xl{max-width:1280px;}
}

/* ---------- 按钮 ---------- */
.btn-glow{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:13px 26px;
  border-radius:999px;
  background:linear-gradient(135deg,#12D6B4,#0A9FC4);
  color:#04121A;
  font-weight:700;
  font-size:15px;
  letter-spacing:.01em;
  border:none;
  box-shadow:0 0 0 1px rgba(18,214,180,.45),0 10px 34px rgba(18,214,180,.28);
  transition:filter .22s var(--ease),box-shadow .22s var(--ease),transform .22s var(--ease);
  white-space:nowrap;
}
.btn-glow:hover{
  color:#04121A;
  filter:brightness(1.08);
  box-shadow:0 0 0 1px rgba(18,214,180,.6),0 14px 44px rgba(18,214,180,.42);
  transform:translateY(-1px);
}
.btn-glow:active{transform:translateY(1px);}
.btn-glow i{font-size:14px;}

.btn-ghost{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:12px 24px;
  border-radius:999px;
  border:1px solid var(--line);
  background:rgba(18,27,44,.5);
  color:var(--text);
  font-size:15px;
  font-weight:600;
  transition:border-color .22s var(--ease),color .22s var(--ease),box-shadow .22s var(--ease),transform .22s var(--ease);
  white-space:nowrap;
}
.btn-ghost:hover{
  color:var(--primary);
  border-color:var(--line-strong);
  box-shadow:0 0 0 1px rgba(18,214,180,.25),0 8px 26px rgba(18,214,180,.18);
  transform:translateY(-1px);
}
.btn-ghost:active{transform:translateY(1px);}
.btn-sm-pill{padding:9px 18px;font-size:13.5px;}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:transparent;
  transition:background .3s var(--ease),border-color .3s var(--ease),backdrop-filter .3s var(--ease);
  border-bottom:1px solid transparent;
}
.site-header.is-scrolled{
  background:rgba(11,19,34,.9);
  backdrop-filter:blur(14px) saturate(130%);
  border-bottom:1px solid var(--line);
}
.site-nav{
  height:72px;
  display:flex;
  align-items:center;
  padding:0;
  flex-wrap:nowrap;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-weight:700;
  font-size:18px;
  letter-spacing:-.01em;
  color:var(--text);
  flex:0 0 auto;
}
.brand:hover{color:var(--text);}
.brand-mark{
  width:22px;height:22px;
  border-radius:7px;
  background:linear-gradient(135deg,#12D6B4,#0A9FC4);
  display:inline-flex;
  align-items:center;
  justify-content:center;
  box-shadow:0 0 0 1px rgba(18,214,180,.4),0 6px 18px rgba(18,214,180,.28);
  position:relative;
  flex:0 0 auto;
}
.brand-mark i{
  width:8px;height:8px;
  border-radius:2px;
  background:#04121A;
  display:block;
}
.brand-text{white-space:nowrap;}

.nav-list{
  align-items:center;
  gap:4px;
}
.nav-list .nav-link{
  color:var(--text-2);
  font-size:15px;
  font-weight:500;
  padding:10px 14px;
  border-radius:999px;
  position:relative;
  transition:color .2s var(--ease),background .2s var(--ease);
}
.nav-list .nav-link:hover{
  color:var(--text);
  background:rgba(18,27,44,.65);
}
.nav-list .nav-link.active{
  color:var(--primary);
  background:rgba(18,214,180,.08);
  border:1px solid rgba(18,214,180,.22);
}
.nav-list .nav-link.active::after{
  content:"";
  position:absolute;
  left:50%;
  transform:translateX(-50%);
  bottom:-1px;
  width:26px;
  height:2px;
  border-radius:2px;
  background:var(--primary);
  box-shadow:0 0 10px rgba(18,214,180,.9);
}
.nav-cta{margin-left:14px;padding:11px 22px;font-size:14.5px;}

.nav-toggler{
  width:46px;height:42px;
  border:1px solid var(--line);
  border-radius:12px;
  background:rgba(18,27,44,.6);
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:5px;
  margin-left:auto;
  padding:0;
}
.nav-toggler span{
  display:block;
  width:18px;height:2px;
  border-radius:2px;
  background:var(--text);
  transition:transform .25s var(--ease),opacity .25s var(--ease);
}
.nav-toggler[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggler[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggler[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

@media (max-width:991.98px){
  .site-nav{height:60px;}
  .navbar-collapse{
    background:rgba(11,19,34,.97);
    border:1px solid var(--line);
    border-radius:var(--r-card);
    padding:14px;
    margin-top:10px;
    backdrop-filter:blur(14px);
  }
  .nav-list{gap:2px;}
  .nav-list .nav-link{padding:12px 14px;font-size:15px;}
  .nav-list .nav-link.active::after{display:none;}
  .nav-cta{margin:12px 0 4px;width:100%;justify-content:center;}
}

/* ---------- 页头 ---------- */
.page-head{
  position:relative;
  overflow:hidden;
  padding:76px 0 76px;
  border-bottom:1px solid var(--line);
}
.page-head-bg{
  position:absolute;
  inset:0;
  background-image:linear-gradient(120deg,rgba(7,12,22,.94) 0%,rgba(7,12,22,.78) 48%,rgba(10,20,36,.82) 100%),
                   url('/assets/images/backpic/back-2.webp');
  background-size:cover;
  background-position:center;
  z-index:0;
}
.page-head-bg::after{
  content:"";
  position:absolute;
  inset:0;
  background:radial-gradient(680px 340px at 82% 18%,rgba(18,214,180,.20),transparent 68%),
             radial-gradient(520px 300px at 8% 92%,rgba(255,122,69,.12),transparent 72%);
}
.page-head-inner{position:relative;z-index:2;}

.crumbs{margin-bottom:22px;}
.crumbs ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);letter-spacing:.02em;}
.crumbs li{display:flex;align-items:center;gap:8px;}
.crumbs li+li::before{content:"/";color:var(--text-3);}
.crumbs a{color:var(--text-2);}
.crumbs a:hover{color:var(--primary);}
.crumbs li[aria-current] {color:var(--primary);}

.badge-pill{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:7px 16px;
  border-radius:999px;
  border:1px solid rgba(18,214,180,.3);
  background:rgba(18,214,180,.09);
  color:var(--primary);
  font-size:13px;
  letter-spacing:.04em;
  font-weight:600;
}
.badge-pill i{font-size:11px;}

.page-head h1{
  font-size:40px;
  font-weight:700;
  margin:18px 0 16px;
  line-height:1.28;
}
.page-head .lead-text{
  color:var(--text-2);
  font-size:17px;
  max-width:620px;
  line-height:1.85;
}
.head-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}

.stat-card{
  background:var(--panel);
  border:1px solid transparent;
  background-clip:padding-box;
  border-radius:var(--r-card);
  padding:24px;
  backdrop-filter:blur(14px) saturate(120%);
  box-shadow:var(--sh-2);
  position:relative;
  overflow:hidden;
}
.stat-card::before{
  content:"";
  position:absolute;
  inset:0;
  border-radius:var(--r-card);
  padding:1px;
  background:linear-gradient(135deg,rgba(18,214,180,.45),rgba(120,160,200,.12));
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;
          mask-composite:exclude;
  pointer-events:none;
}
.stat-card h2{
  font-size:15px;
  font-weight:600;
  color:var(--text-2);
  letter-spacing:.04em;
  margin-bottom:16px;
}
.stat-row{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap:12px;
  padding:11px 0;
  border-bottom:1px dashed rgba(120,160,200,.2);
}
.stat-row:last-child{border-bottom:none;padding-bottom:0;}
.stat-row span{font-size:13px;color:var(--text-2);}
.stat-row strong{
  font-family:var(--font-num);
  font-size:22px;
  font-weight:600;
  letter-spacing:.02em;
  color:var(--text);
  font-variant-numeric:tabular-nums;
}
.stat-row strong em{font-style:normal;font-size:13px;color:var(--text-2);margin-left:4px;font-family:var(--font-cn);}

/* ---------- 通用区块 ---------- */
.section{padding:92px 0;position:relative;}
.section.tight{padding:72px 0;}
.section-divider{
  height:1px;
  background:linear-gradient(90deg,transparent,rgba(18,214,180,.45),rgba(120,160,200,.18),transparent);
}
.section-head{max-width:780px;margin-bottom:44px;}
.section-head h2{font-size:28px;font-weight:700;margin-bottom:14px;}
.section-head p{color:var(--text-2);font-size:16px;}
.eyebrow{
  display:block;
  font-family:var(--font-num);
  font-size:13px;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--primary);
  margin-bottom:12px;
  font-weight:600;
}

.glass{
  background:var(--panel);
  border-radius:var(--r-card);
  backdrop-filter:blur(14px) saturate(120%);
  position:relative;
  overflow:hidden;
  box-shadow:var(--sh-1);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease);
}
.glass::before{
  content:"";
  position:absolute;
  inset:0;
  border-radius:var(--r-card);
  padding:1px;
  background:linear-gradient(135deg,rgba(18,214,180,.35),rgba(120,160,200,.10));
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;
          mask-composite:exclude;
  pointer-events:none;
  transition:opacity .22s var(--ease);
}
.glass:hover{transform:translateY(-4px);box-shadow:var(--glow);}

/* ---------- 时间轴 ---------- */
.timeline{
  position:relative;
  padding-left:0;
  margin-top:8px;
}
.timeline::before{
  content:"";
  position:absolute;
  left:27px;
  top:14px;
  bottom:14px;
  width:2px;
  background:linear-gradient(180deg,rgba(18,214,180,.55),rgba(18,214,180,.18) 55%,rgba(120,160,200,.08));
}
.tl-item{
  position:relative;
  padding-left:82px;
  margin-bottom:22px;
}
.tl-item:last-child{margin-bottom:0;}
.tl-node{
  position:absolute;
  left:0;
  top:22px;
  width:56px;
  height:56px;
  border-radius:16px;
  display:flex;
  align-items:center;
  justify-content:center;
  background:linear-gradient(150deg,rgba(18,214,180,.22),rgba(10,159,196,.10));
  border:1px solid rgba(18,214,180,.34);
  color:var(--primary);
  font-family:var(--font-num);
  font-size:22px;
  font-weight:700;
  letter-spacing:.02em;
  font-variant-numeric:tabular-nums;
  box-shadow:0 0 0 6px rgba(7,12,22,.9);
  z-index:2;
}
.tl-card{padding:26px 28px;}
.tl-card h3{
  font-size:20px;
  font-weight:600;
  margin-bottom:10px;
  display:flex;
  align-items:center;
  gap:10px;
  flex-wrap:wrap;
}
.tl-card h3 .tl-tag{
  font-size:12px;
  font-weight:600;
  letter-spacing:.04em;
  padding:4px 12px;
  border-radius:999px;
  border:1px solid rgba(120,160,200,.28);
  color:var(--text-2);
  background:rgba(120,160,200,.06);
}
.tl-card p{color:var(--text-2);font-size:15.5px;max-width:720px;}
.tl-meta{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:16px;
}
.chip{
  font-size:13px;
  color:var(--text-2);
  border:1px solid var(--line);
  border-radius:999px;
  padding:6px 14px;
  background:rgba(11,19,34,.55);
}
.chip.is-primary{color:var(--primary);border-color:rgba(18,214,180,.3);background:rgba(18,214,180,.08);}
.chip.is-accent{color:var(--accent);border-color:rgba(255,122,69,.3);background:rgba(255,122,69,.08);}

/* ---------- 平台参数卡 ---------- */
.param-card{padding:0;overflow:hidden;}
.param-head{
  display:flex;
  align-items:center;
  gap:14px;
  padding:22px 24px;
  border-bottom:1px solid var(--line);
  background:rgba(11,19,34,.6);
}
.param-head i{
  width:42px;height:42px;
  border-radius:12px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  background:rgba(18,214,180,.1);
  border:1px solid rgba(18,214,180,.28);
  color:var(--primary);
  font-size:18px;
  flex:0 0 auto;
}
.param-head h3{font-size:18px;font-weight:600;margin-bottom:2px;}
.param-head span{font-size:13px;color:var(--text-3);letter-spacing:.03em;}
.param-body{padding:8px 24px 20px;}
.param-group-title{
  font-size:13px;
  letter-spacing:.08em;
  color:var(--primary);
  text-transform:uppercase;
  font-family:var(--font-num);
  font-weight:600;
  margin:16px 0 6px;
}
.param-line{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap:16px;
  padding:11px 0;
  border-bottom:1px dashed rgba(120,160,200,.2);
}
.param-line:last-child{border-bottom:none;}
.param-line dt{font-size:13px;color:var(--text-2);margin:0;}
.param-line dd{
  margin:0;
  font-size:15px;
  color:var(--text);
  text-align:right;
  font-variant-numeric:tabular-nums;
}
.param-foot{
  padding:16px 24px 22px;
  border-top:1px solid var(--line);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  flex-wrap:wrap;
}
.param-foot small{font-size:12.5px;color:var(--text-3);}

/* ---------- Bento ---------- */
.bento{
  display:grid;
  grid-template-columns:1.35fr 1fr;
  grid-template-rows:auto auto;
  gap:20px;
}
.bento-xl{
  grid-row:span 2;
  padding:34px;
  display:flex;
  flex-direction:column;
  gap:18px;
}
.bento-xl h3{font-size:22px;font-weight:600;}
.bento-xl p{color:var(--text-2);font-size:15.5px;max-width:520px;}
.bento-xl .ver-num{
  font-family:var(--font-num);
  font-size:44px;
  font-weight:600;
  letter-spacing:.02em;
  color:var(--primary);
  line-height:1;
  font-variant-numeric:tabular-nums;
}
.bento-list{margin-top:auto;display:grid;gap:10px;}
.bento-list li{
  display:flex;
  gap:10px;
  align-items:flex-start;
  font-size:14.5px;
  color:var(--text-2);
}
.bento-list i{color:var(--primary);font-size:13px;margin-top:7px;}
.bento-sm{padding:24px;}
.bento-sm h3{
  font-size:17px;
  font-weight:600;
  margin-bottom:10px;
  display:flex;
  align-items:center;
  gap:10px;
}
.bento-sm h3 i{color:var(--primary);font-size:16px;}
.bento-sm p{font-size:14.5px;color:var(--text-2);}

/* ---------- 图文卡 ---------- */
.media-row{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:22px;
  align-items:stretch;
}
.media-card{padding:0;overflow:hidden;display:flex;flex-direction:column;}
.media-card img{
  width:100%;
  aspect-ratio:16/9;
  object-fit:cover;
  border-radius:0;
}
.media-body{padding:24px 26px 28px;}
.media-body h3{font-size:20px;font-weight:600;margin-bottom:10px;}
.media-body p{color:var(--text-2);font-size:15.5px;}
.media-body .chip{margin-top:16px;display:inline-block;}

/* ---------- 下载面板 ---------- */
.dl-panel{padding:40px;display:grid;grid-template-columns:1.5fr 1fr;gap:36px;align-items:center;}
.dl-panel h2{font-size:26px;font-weight:700;margin-bottom:12px;}
.dl-panel p{color:var(--text-2);font-size:15.5px;margin-bottom:24px;max-width:520px;}
.dl-main{
  display:inline-flex;
  align-items:center;
  gap:14px;
  padding:16px 32px;
  border-radius:999px;
  background:linear-gradient(135deg,#12D6B4,#0A9FC4);
  color:#04121A;
  font-size:17px;
  font-weight:700;
  box-shadow:0 0 0 1px rgba(18,214,180,.45),0 12px 38px rgba(18,214,180,.3);
  transition:filter .22s var(--ease),transform .22s var(--ease),box-shadow .22s var(--ease);
}
.dl-main:hover{color:#04121A;filter:brightness(1.08);transform:translateY(-1px);box-shadow:0 0 0 1px rgba(18,214,180,.6),0 16px 46px rgba(18,214,180,.42);}
.dl-main .vnum{font-family:var(--font-num);font-size:15px;opacity:.78;font-variant-numeric:tabular-nums;}
.dl-sub{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:12px;
  margin-top:16px;
}
.dl-note{margin-top:18px;font-size:12.5px;color:var(--text-2);display:flex;gap:8px;align-items:flex-start;}
.dl-note i{color:var(--ok);margin-top:5px;font-size:12px;}
.qr-card{
  background:rgba(11,19,34,.7);
  border-radius:var(--r-card);
  border:1px solid var(--line);
  padding:22px;
  text-align:center;
}
.qr-box{
  width:120px;height:120px;
  margin:0 auto 14px;
  border-radius:var(--r-sm);
  background:linear-gradient(135deg,rgba(18,214,180,.14),rgba(10,159,196,.08));
  border:1px solid rgba(18,214,180,.28);
  display:flex;
  align-items:center;
  justify-content:center;
  color:var(--primary);
  font-size:30px;
}
.qr-card span{font-size:13px;color:var(--text-2);display:block;line-height:1.7;}

/* ---------- FAQ ---------- */
.faq-acc .accordion-item{
  background:var(--panel);
  border:1px solid var(--line)!important;
  border-radius:var(--r-card)!important;
  margin-bottom:12px;
  overflow:hidden;
  backdrop-filter:blur(14px) saturate(120%);
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.faq-acc .accordion-item:hover{border-color:rgba(18,214,180,.3)!important;}
.faq-acc .accordion-button{
  background:transparent!important;
  color:var(--text)!important;
  font-size:17px;
  font-weight:600;
  padding:22px 60px 22px 24px;
  box-shadow:none!important;
  position:relative;
  line-height:1.6;
}
.faq-acc .accordion-button:not(.collapsed){
  color:var(--primary)!important;
}
.faq-acc .accordion-button::before{
  content:"";
  position:absolute;
  left:0;
  top:16px;
  bottom:16px;
  width:3px;
  border-radius:3px;
  background:var(--primary);
  opacity:0;
  transition:opacity .22s var(--ease);
}
.faq-acc .accordion-button:not(.collapsed)::before{opacity:1;}
.faq-acc .accordion-button::after{
  content:"";
  position:absolute;
  right:26px;
  top:50%;
  width:9px;height:9px;
  margin:-7px 0 0 0;
  border-right:2px solid var(--primary);
  border-bottom:2px solid var(--primary);
  transform:rotate(45deg);
  background:none!important;
  transition:transform .28s var(--ease),margin .28s var(--ease);
}
.faq-acc .accordion-button:not(.collapsed)::after{
  transform:rotate(-135deg);
  margin:-2px 0 0 0;
}
.faq-acc .accordion-body{
  padding:0 26px 24px 24px;
  color:var(--text-2);
  font-size:15px;
  line-height:1.85;
  max-width:780px;
}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;
  z-index:2;
  margin-top:40px;
  background:var(--bg-2);
  border-top:1px solid var(--line);
}
.footer-cta{
  border-bottom:1px solid var(--line);
  background:radial-gradient(600px 220px at 12% 0%,rgba(18,214,180,.12),transparent 70%);
}
.footer-cta-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  padding:38px 24px;
  flex-wrap:wrap;
}
.footer-cta-inner h2{font-size:22px;font-weight:700;margin-bottom:8px;}
.footer-cta-inner p{color:var(--text-2);font-size:14.5px;}
.footer-main{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.3fr;
  gap:36px;
  padding:56px 24px 44px;
}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{color:var(--text-2);font-size:14px;max-width:330px;}
.footer-col h3{
  font-size:15px;
  font-weight:600;
  color:var(--text);
  margin-bottom:16px;
  letter-spacing:.02em;
}
.footer-col ul{display:grid;gap:11px;}
.footer-col a{color:var(--text-2);font-size:14.5px;}
.footer-col a:hover{color:var(--primary);}
.footer-contact .fc-line{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:14px;
  color:var(--text-2);
  margin-bottom:11px;
}
.footer-contact .fc-line i{color:var(--primary);font-size:13px;width:16px;text-align:center;}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:20px 24px 28px;
  border-top:1px solid var(--line);
  font-size:12.5px;
  color:var(--text-3);
  flex-wrap:wrap;
}
.footer-bottom span{letter-spacing:.02em;}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .footer-main{grid-template-columns:1.4fr 1fr 1fr;row-gap:32px;}
  .footer-col.footer-contact{grid-column:span 3;}
}
@media (max-width:991.98px){
  .section{padding:64px 0;}
  .page-head{padding:52px 0 56px;}
  .page-head h1{font-size:32px;}
  .page-head .lead-text{font-size:16px;}
  .bento{grid-template-columns:1fr;}
  .bento-xl{grid-row:auto;}
  .media-row{grid-template-columns:1fr;}
  .dl-panel{grid-template-columns:1fr;padding:30px;}
  .footer-main{grid-template-columns:1fr 1fr;padding:44px 24px 36px;}
  .footer-col.footer-contact{grid-column:span 2;}
}
@media (max-width:767.98px){
  .section{padding:52px 0;}
  .section-head h2{font-size:24px;}
  .page-head h1{font-size:28px;}
  .timeline::before{left:19px;}
  .tl-item{padding-left:62px;}
  .tl-node{width:40px;height:40px;font-size:17px;border-radius:12px;top:18px;}
  .tl-card{padding:22px;}
  .tl-card h3{font-size:18px;}
  .dl-sub{grid-template-columns:1fr;}
  .footer-main{grid-template-columns:1fr;gap:28px;}
  .footer-col.footer-contact{grid-column:auto;}
  .footer-cta-inner{padding:30px 24px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:575.98px){
  .container-xl{padding:0 18px;}
  .page-head{padding:40px 0 46px;}
  .page-head h1{font-size:26px;}
  .head-actions .btn-glow,.head-actions .btn-ghost{width:100%;justify-content:center;}
  .param-line{flex-direction:column;align-items:flex-start;gap:4px;}
  .param-line dd{text-align:left;}
  .stat-card{padding:20px;}
  .dl-panel{padding:24px;}
  .dl-main{width:100%;justify-content:center;font-size:16px;padding:15px 22px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms!important;transition-duration:.001ms!important;}
}

/* roulang page: category3 */
:root{
  --bg:#070C16;
  --bg-2:#0B1322;
  --panel:rgba(18,27,44,.72);
  --panel-2:rgba(15,23,38,.86);
  --primary:#12D6B4;
  --primary-2:#0A9FC4;
  --accent:#FF7A45;
  --text:#E8EEF7;
  --text-2:#9AAABF;
  --text-3:#63708A;
  --ok:#3DD68C;
  --warn:#FFB020;
  --focus:#12D6B4;
  --line:rgba(120,160,200,.16);
  --line-2:rgba(120,160,200,.30);
  --r-card:18px;
  --r-sm:14px;
  --r-pill:999px;
  --r-input:12px;
  --sh-1:0 2px 12px rgba(0,0,0,.35);
  --sh-2:0 14px 40px rgba(0,0,0,.45);
  --glow:0 0 0 1px rgba(18,214,180,.45),0 10px 34px rgba(18,214,180,.28);
  --ease:cubic-bezier(.2,.7,.3,1);
  --font-cn:'Noto Sans SC','PingFang SC','HarmonyOS Sans','Microsoft YaHei',sans-serif;
  --font-num:'Barlow Condensed','Rajdhani','Noto Sans SC',sans-serif;
}

*,*::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:var(--font-cn);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  background:
    radial-gradient(760px 420px at 12% -6%, rgba(18,214,180,.10), transparent 62%),
    radial-gradient(620px 380px at 92% 4%, rgba(10,159,196,.10), transparent 60%);
  z-index:0;
}

img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:var(--primary)}
p{margin:0 0 1.1em}
h1,h2,h3,h4{margin:0;line-height:1.35;font-weight:700;letter-spacing:-.01em}
ul,ol{margin:0;padding:0;list-style:none}
button{font:inherit;color:inherit}
table{border-collapse:collapse;width:100%}

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

::selection{background:rgba(18,214,180,.3);color:#fff}

.container-xl{width:100%;max-width:1200px;margin-inline:auto;padding-inline:24px;position:relative;z-index:1}
@media (min-width:1440px){.container-xl{max-width:1280px}}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1040;
  background:transparent;
  border-bottom:1px solid transparent;
  transition:background .28s var(--ease),border-color .28s var(--ease),backdrop-filter .28s var(--ease);
}
.site-header.is-scrolled{
  background:rgba(11,19,34,.9);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  border-bottom-color:var(--line);
}
.site-nav{
  display:flex;align-items:center;gap:16px;
  height:72px;padding:0;
  background:transparent;
}
.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;flex:0 0 auto}
.brand-mark{
  width:26px;height:26px;border-radius:9px;
  background:linear-gradient(135deg,var(--primary),var(--primary-2));
  display:grid;place-items:center;
  box-shadow:0 0 0 1px rgba(18,214,180,.4),0 6px 18px rgba(18,214,180,.25);
}
.brand-mark i{width:9px;height:9px;border-radius:2px;background:#041019;transform:rotate(45deg);display:block}
.brand-text{font-size:19px;font-weight:700;letter-spacing:-.01em;color:var(--text);white-space:nowrap}
.brand:hover .brand-text{color:var(--primary)}

.nav-list{align-items:center;gap:4px}
.nav-list .nav-link{
  position:relative;
  color:var(--text-2);
  font-size:15px;
  padding:9px 14px;
  border-radius:var(--r-pill);
  transition:color .2s var(--ease),background .2s var(--ease);
}
.nav-list .nav-link:hover{color:var(--text);background:rgba(120,160,200,.09)}
.nav-list .nav-link.active{
  color:var(--primary);
  background:rgba(18,214,180,.09);
}
.nav-list .nav-link.active::after{
  content:"";position:absolute;left:50%;bottom:3px;
  transform:translateX(-50%);
  width:20px;height:2px;border-radius:2px;
  background:var(--primary);
  box-shadow:0 0 10px rgba(18,214,180,.9);
}

.nav-cta{
  margin-left:14px;
  padding:10px 22px;
  font-size:14.5px;
  white-space:nowrap;
}

.nav-toggler{
  margin-left:auto;
  width:44px;height:44px;
  border:1px solid var(--line-2);
  border-radius:12px;
  background:rgba(18,27,44,.6);
  display:inline-flex;flex-direction:column;
  align-items:center;justify-content:center;gap:4px;
  padding:0;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.nav-toggler span{display:block;width:18px;height:2px;border-radius:2px;background:var(--text)}
.nav-toggler:hover{border-color:rgba(18,214,180,.5);box-shadow:0 0 0 1px rgba(18,214,180,.24)}
.navbar-toggler:focus{box-shadow:none}

@media (max-width:991.98px){
  .site-nav{height:60px}
  #mainNav{
    position:absolute;left:0;right:0;top:100%;
    background:rgba(9,16,29,.98);
    backdrop-filter:blur(16px);
    -webkit-backdrop-filter:blur(16px);
    border-bottom:1px solid var(--line);
    border-top:1px solid var(--line);
    padding:14px 20px 20px;
    max-height:calc(100vh - 60px);
    overflow-y:auto;
  }
  .nav-list{flex-direction:column;align-items:stretch;gap:2px;margin-bottom:14px}
  .nav-list .nav-link{
    padding:13px 14px;font-size:16px;border-radius:var(--r-input);
  }
  .nav-list .nav-link.active::after{display:none}
  .nav-cta{margin-left:0;width:100%;justify-content:center;padding:13px 22px}
}

/* ---------- 按钮 ---------- */
.btn-glow,.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-pill);
  font-weight:700;
  font-size:15px;
  padding:12px 26px;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),filter .22s var(--ease),background .22s var(--ease),color .22s var(--ease);
}
.btn-glow{
  background:linear-gradient(135deg,#12D6B4,#0A9FC4);
  color:#04121a;
  box-shadow:var(--glow);
}
.btn-glow:hover{
  color:#04121a;
  filter:brightness(1.08);
  box-shadow:0 0 0 1px rgba(18,214,180,.62),0 14px 44px rgba(18,214,180,.4);
  transform:translateY(-1px);
}
.btn-glow:active{transform:translateY(1px)}
.btn-ghost{
  background:rgba(18,27,44,.5);
  border-color:var(--line-2);
  color:var(--text);
}
.btn-ghost:hover{
  color:var(--primary);
  border-color:rgba(18,214,180,.55);
  box-shadow:0 0 0 1px rgba(18,214,180,.28),0 8px 26px rgba(18,214,180,.16);
  transform:translateY(-1px);
}
.btn-ghost:active{transform:translateY(1px)}
.btn-sm-pill{padding:9px 18px;font-size:13.5px}

/* ---------- 通用区块 ---------- */
.section{padding:92px 0}
.section-tight{padding:70px 0}
@media (max-width:1199.98px){.section{padding:72px 0}.section-tight{padding:58px 0}}
@media (max-width:767.98px){.section{padding:52px 0}.section-tight{padding:44px 0}}

.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.12em;
  color:var(--primary);
  font-weight:600;
  margin-bottom:14px;
}
.eyebrow::before{
  content:"";width:18px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--primary),transparent);
  display:block;
}

.section-head{max-width:800px;margin-bottom:44px}
.section-head h2{font-size:28px;margin-bottom:12px}
.section-head p{color:var(--text-2);font-size:16px;margin:0;max-width:760px}
@media (max-width:767.98px){
  .section-head h2{font-size:23px}
  .section-head{margin-bottom:30px}
}

.glass{
  background:var(--panel);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  border:1px solid transparent;
  border-radius:var(--r-card);
  background-image:
    linear-gradient(var(--panel),var(--panel)),
    linear-gradient(135deg,rgba(18,214,180,.35),rgba(120,160,200,.10));
  background-origin:border-box;
  background-clip:padding-box,border-box;
  box-shadow:var(--sh-1);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background-image .22s var(--ease);
}
.glass:hover{
  transform:translateY(-4px);
  background-image:
    linear-gradient(var(--panel),var(--panel)),
    linear-gradient(135deg,rgba(18,214,180,.6),rgba(120,160,200,.2));
  box-shadow:var(--glow);
}

.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 13px;
  font-size:12.5px;
  letter-spacing:.04em;
  border-radius:var(--r-pill);
  border:1px solid var(--line-2);
  background:rgba(18,27,44,.6);
  color:var(--text-2);
}
.chip-primary{color:var(--primary);border-color:rgba(18,214,180,.42);background:rgba(18,214,180,.1)}
.chip-accent{color:var(--accent);border-color:rgba(255,122,69,.4);background:rgba(255,122,69,.1)}

.divider-line{
  height:1px;border:0;margin:0;
  background:linear-gradient(90deg,rgba(18,214,180,.5),rgba(120,160,200,.08));
}

/* ---------- 分类页小页头 ---------- */
.page-hero{
  position:relative;
  padding:64px 0 72px;
  overflow:hidden;
  border-bottom:1px solid var(--line);
}
.page-hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;
  background-position:center;
  filter:saturate(90%);
}
.page-hero-bg::after{
  content:"";position:absolute;inset:0;
  background:
    linear-gradient(180deg,rgba(7,12,22,.78),rgba(7,12,22,.94)),
    radial-gradient(700px 360px at 18% 0%, rgba(18,214,180,.16), transparent 65%);
}
.page-hero-grid{
  position:absolute;inset:0;
  background-image:linear-gradient(rgba(120,160,200,.4) 1px,transparent 1px),linear-gradient(90deg,rgba(120,160,200,.4) 1px,transparent 1px);
  background-size:40px 40px;
  opacity:.06;
  mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 85%);
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 85%);
}
.page-hero-inner{position:relative;z-index:2}

.crumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--text-3);
  margin-bottom:22px;
}
.crumb a{color:var(--text-2)}
.crumb a:hover{color:var(--primary)}
.crumb .sep{color:var(--text-3);opacity:.7}
.crumb .current{color:var(--primary)}

.page-hero h1{
  font-size:40px;
  letter-spacing:-.01em;
  margin-bottom:16px;
  max-width:760px;
}
.page-hero .lead{
  font-size:17px;
  color:var(--text-2);
  max-width:660px;
  margin-bottom:26px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px}

.stat-panel{padding:24px;height:100%}
.stat-panel h2{
  font-size:14px;font-weight:600;color:var(--text-2);
  letter-spacing:.08em;margin-bottom:18px;
}
.stat-item{
  display:flex;align-items:flex-start;gap:14px;
  padding:14px 0;
  border-bottom:1px dashed var(--line);
}
.stat-item:last-child{border-bottom:0;padding-bottom:0}
.stat-item:first-of-type{padding-top:0}
.stat-icon{
  width:40px;height:40px;flex:0 0 40px;
  border-radius:12px;
  display:grid;place-items:center;
  background:rgba(18,214,180,.12);
  color:var(--primary);
  font-size:16px;
  border:1px solid rgba(18,214,180,.24);
}
.stat-item .si-title{font-size:15.5px;font-weight:600;margin-bottom:2px}
.stat-item .si-desc{font-size:13px;color:var(--text-2);line-height:1.7}

@media (max-width:991.98px){
  .page-hero{padding:44px 0 52px}
  .page-hero h1{font-size:31px}
  .page-hero .lead{font-size:16px}
  .stat-panel{margin-top:30px}
}
@media (max-width:575.98px){
  .page-hero h1{font-size:27px}
  .page-hero .lead{font-size:15.5px}
}

/* ---------- 对比表 ---------- */
.cmp-table-wrap{
  padding:8px;
  border-radius:var(--r-card);
  background:var(--panel);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  border:1px solid transparent;
  background-image:linear-gradient(var(--panel),var(--panel)),linear-gradient(135deg,rgba(18,214,180,.32),rgba(120,160,200,.1));
  background-origin:border-box;
  background-clip:padding-box,border-box;
  box-shadow:var(--sh-2);
  overflow:hidden;
}
.cmp-table{margin:0;min-width:640px}
.cmp-table th,.cmp-table td{
  padding:16px 18px;
  text-align:left;
  font-size:14.5px;
  vertical-align:top;
}
.cmp-table thead th{
  font-size:13px;
  letter-spacing:.08em;
  color:var(--text-2);
  font-weight:600;
  border-bottom:1px solid var(--line-2);
  background:rgba(10,17,30,.6);
  white-space:nowrap;
}
.cmp-table thead th.col-primary{color:var(--primary)}
.cmp-table thead th.col-accent{color:var(--accent)}
.cmp-table tbody tr{border-bottom:1px dashed var(--line)}
.cmp-table tbody tr:last-child{border-bottom:0}
.cmp-table tbody tr:hover{background:rgba(18,214,180,.05)}
.cmp-table td:first-child{
  color:var(--text);font-weight:600;font-size:14px;white-space:nowrap;
}
.cmp-table td{color:var(--text-2)}
.cmp-table td .cell-ok{color:var(--ok)}
.cmp-table td .cell-dim{color:var(--text-3)}

.cmp-card-stack{display:none}
.cmp-card{padding:20px;margin-bottom:16px}
.cmp-card-head{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding-bottom:14px;margin-bottom:6px;
  border-bottom:1px solid var(--line-2);
}
.cmp-card-head .platform{
  display:inline-flex;align-items:center;gap:9px;
  font-size:17px;font-weight:700;
}
.cmp-card-head .platform i{color:var(--primary);font-size:16px}
.cmp-row{
  display:flex;justify-content:space-between;gap:16px;
  padding:11px 0;
  border-bottom:1px dashed var(--line);
  font-size:14px;
}
.cmp-row:last-child{border-bottom:0;padding-bottom:0}
.cmp-row .ck{color:var(--text-2);flex:0 0 100px}
.cmp-row .cv{color:var(--text);text-align:right;flex:1 1 auto}

@media (max-width:991.98px){
  .cmp-table-wrap{display:none}
  .cmp-card-stack{display:block}
}

/* ---------- 图文混排 ---------- */
.media-row{
  display:grid;
  grid-template-columns:1.05fr 1fr;
  gap:44px;
  align-items:center;
  margin-top:52px;
}
.media-row:first-of-type{margin-top:0}
.media-row.reverse{grid-template-columns:1fr 1.05fr}
.media-row.reverse .media-fig{order:2}
.media-fig{
  margin:0;
  border-radius:var(--r-card);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--sh-2);
  position:relative;
}
.media-fig img{width:100%;aspect-ratio:16/9;object-fit:cover}
.media-fig::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,12,22,0),rgba(7,12,22,.42));
  pointer-events:none;
}
.media-body h3{font-size:20px;margin-bottom:12px}
.media-body p{color:var(--text-2);font-size:15.5px;margin-bottom:16px}
.media-body ul.checklist li{
  position:relative;
  padding-left:26px;
  margin-bottom:10px;
  font-size:15px;
  color:var(--text-2);
}
.media-body ul.checklist li::before{
  content:"\f00c";
  font-family:"Font Awesome 6 Free";
  font-weight:900;
  position:absolute;left:0;top:0;
  font-size:12px;
  color:var(--primary);
  line-height:1.9;
}
.media-body ul.checklist li strong{color:var(--text);font-weight:600}

@media (max-width:991.98px){
  .media-row,.media-row.reverse{grid-template-columns:1fr;gap:26px;margin-top:40px}
  .media-row.reverse .media-fig{order:0}
}

/* ---------- 图卡混排 Bento ---------- */
.bento{
  display:grid;
  grid-template-columns:1.35fr 1fr 1fr;
  gap:20px;
  margin-top:44px;
}
.bento-card{
  padding:0;
  overflow:hidden;
  display:flex;flex-direction:column;
}
.bento-card .bc-img{aspect-ratio:16/10;overflow:hidden}
.bento-card .bc-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.bento-card:hover .bc-img img{transform:scale(1.04)}
.bento-card .bc-body{padding:20px 22px 22px}
.bento-card .bc-body h3{font-size:18px;margin-bottom:8px}
.bento-card .bc-body p{font-size:14.5px;color:var(--text-2);margin:0}
.bento-card.tall .bc-img{aspect-ratio:16/12}
.bento-card.tall .bc-body h3{font-size:20px}

@media (max-width:1199.98px){
  .bento{grid-template-columns:1fr 1fr;}
  .bento-card.tall{grid-column:span 2}
}
@media (max-width:767.98px){
  .bento{grid-template-columns:1fr;gap:16px;margin-top:30px}
  .bento-card.tall{grid-column:span 1}
}

/* ---------- 场景清单 ---------- */
.scene-list{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.scene-card{padding:26px 24px}
.scene-card .sc-num{
  font-family:var(--font-num);
  font-size:14px;
  letter-spacing:.14em;
  color:var(--primary);
  display:block;margin-bottom:14px;
}
.scene-card h3{font-size:18px;margin-bottom:10px}
.scene-card p{font-size:14.5px;color:var(--text-2);margin:0}
.scene-card .sc-tag{margin-top:16px}
@media (max-width:991.98px){.scene-list{grid-template-columns:1fr;gap:14px}}

/* ---------- FAQ ---------- */
.hb-accordion .accordion-item{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-sm);
  margin-bottom:12px;
  overflow:hidden;
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.hb-accordion .accordion-item:has(.accordion-button:not(.collapsed)){
  border-color:rgba(18,214,180,.42);
  box-shadow:0 0 0 1px rgba(18,214,180,.16),var(--sh-1);
}
.hb-accordion .accordion-button{
  background:transparent;
  color:var(--text);
  font-size:17px;
  font-weight:600;
  padding:20px 54px 20px 22px;
  border:0;
  box-shadow:none;
  position:relative;
  border-radius:var(--r-sm) !important;
}
.hb-accordion .accordion-button::after{
  background-image:none;
  content:"\f067";
  font-family:"Font Awesome 6 Free";
  font-weight:900;
  font-size:13px;
  color:var(--primary);
  width:auto;height:auto;
  position:absolute;right:22px;top:50%;
  transform:translateY(-50%);
  transition:transform .28s var(--ease);
}
.hb-accordion .accordion-button:not(.collapsed){
  color:var(--primary);
  background:rgba(18,214,180,.05);
}
.hb-accordion .accordion-button:not(.collapsed)::after{
  content:"\f068";
  transform:translateY(-50%) rotate(180deg);
}
.hb-accordion .accordion-button:focus{box-shadow:none;outline:none}
.hb-accordion .accordion-button:not(.collapsed)::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;
  width:3px;border-radius:3px;background:var(--primary);
  box-shadow:0 0 12px rgba(18,214,180,.8);
}
.hb-accordion .accordion-body{
  padding:0 24px 22px 24px;
  color:var(--text-2);
  font-size:15px;
  line-height:1.85;
}
.hb-accordion .accordion-body p:last-child{margin-bottom:0}

/* ---------- 底部提示条（页脚内 CTA 由共用片段提供） ---------- */
.note-strip{
  display:flex;flex-wrap:wrap;align-items:center;gap:14px;
  padding:18px 22px;
  border-radius:var(--r-sm);
  background:rgba(18,27,44,.6);
  border:1px solid var(--line);
  font-size:13.5px;
  color:var(--text-2);
}
.note-strip i{color:var(--primary)}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;
  background:var(--bg-2);
  border-top:1px solid var(--line);
  margin-top:20px;
  z-index:1;
}
.footer-cta{
  border-bottom:1px solid var(--line);
  background:
    radial-gradient(560px 220px at 12% 0%, rgba(18,214,180,.13), transparent 68%),
    var(--bg-2);
}
.footer-cta-inner{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;
  gap:22px;
  padding:38px 24px;
}
.footer-cta-inner h2{font-size:23px;margin-bottom:6px}
.footer-cta-inner p{margin:0;color:var(--text-2);font-size:15px}

.footer-main{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.25fr;
  gap:32px;
  padding:56px 24px 44px;
}
.footer-brand p{color:var(--text-2);font-size:14.5px;margin-top:16px;max-width:330px}
.footer-col h3{
  font-size:14px;font-weight:600;letter-spacing:.08em;
  color:var(--text-2);margin-bottom:16px;
}
.footer-col ul li{margin-bottom:10px}
.footer-col ul li a{color:var(--text);font-size:14.5px;opacity:.86}
.footer-col ul li a:hover{color:var(--primary);opacity:1}
.footer-contact .fc-line{
  display:flex;align-items:center;gap:10px;
  color:var(--text-2);font-size:14px;margin-bottom:10px;
}
.footer-contact .fc-line i{color:var(--primary);width:16px;text-align:center}

.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  padding:18px 24px 26px;
  max-width:1200px;margin-inline:auto;
  border-top:1px solid var(--line);
  font-size:12.5px;
  color:var(--text-3);
}

@media (min-width:1440px){.footer-bottom{max-width:1280px}}
@media (max-width:991.98px){
  .footer-main{grid-template-columns:1fr 1fr;gap:26px;padding:40px 24px 32px}
  .footer-cta-inner{padding:30px 24px}
  .footer-cta-inner h2{font-size:20px}
}
@media (max-width:575.98px){
  .footer-main{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column}
}

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

/* roulang page: category4 */
:root{
  --bg:#070C16;
  --bg-2:#0B1322;
  --panel:rgba(18,27,44,.72);
  --primary:#12D6B4;
  --primary-2:#0A9FC4;
  --accent:#FF7A45;
  --text:#E8EEF7;
  --text-2:#9AAABF;
  --text-3:#63708A;
  --ok:#3DD68C;
  --warn:#FFB020;
  --line:rgba(120,160,200,.16);
  --line-soft:rgba(120,160,200,.10);
  --sh-1:0 2px 12px rgba(0,0,0,.35);
  --sh-2:0 14px 40px rgba(0,0,0,.45);
  --glow:0 0 0 1px rgba(18,214,180,.45),0 10px 34px rgba(18,214,180,.28);
  --r-card:18px;
  --r-sm:14px;
  --r-img:16px;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::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:'Noto Sans SC','PingFang SC','HarmonyOS Sans','Microsoft YaHei',sans-serif;
  font-size:16px;
  line-height:1.85;
  letter-spacing:0;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
a{color:var(--primary);text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:#5ce6cd}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.32;letter-spacing:-.01em}
p{margin:0 0 1.1em}
ul{margin:0;padding:0;list-style:none}
.num{font-family:'Barlow Condensed','Rajdhani','Noto Sans SC',sans-serif;font-variant-numeric:tabular-nums;letter-spacing:.02em}
::selection{background:rgba(18,214,180,.28);color:#fff}
:focus-visible{outline:2px solid var(--primary);outline-offset:3px;border-radius:6px}

.container-xl{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
@media (min-width:1440px){.container-xl{max-width:1280px}}

.skip-link{position:absolute;left:-9999px;top:0;background:var(--primary);color:#04121a;padding:10px 18px;border-radius:0 0 12px 0;z-index:2000;font-weight:700}
.skip-link:focus{left:0}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:transparent;
  border-bottom:1px solid transparent;
  transition:background .28s var(--ease),border-color .28s var(--ease),box-shadow .28s var(--ease);
}
.site-header.scrolled{
  background:rgba(11,19,34,.92);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  border-bottom-color:var(--line);
  box-shadow:var(--sh-1);
}
.site-nav{height:72px;padding:0;display:flex;align-items:center;gap:20px}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--text)!important;flex:0 0 auto}
.brand:hover{color:var(--text)!important}
.brand-mark{
  width:28px;height:28px;border-radius:9px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--primary),var(--primary-2));
  box-shadow:0 0 0 1px rgba(18,214,180,.42),0 6px 18px rgba(18,214,180,.22);
}
.brand-mark i{display:block;width:10px;height:10px;border-radius:3px;background:#061019}
.brand-text{font-size:18px;font-weight:700;letter-spacing:-.01em;white-space:nowrap}
.nav-list{align-items:center;gap:4px}
.nav-list .nav-link{
  color:var(--text-2)!important;
  font-size:15px;line-height:1;
  padding:11px 14px!important;
  border-radius:999px;
  position:relative;
  transition:color .2s var(--ease),background .2s var(--ease);
}
.nav-list .nav-link:hover{color:var(--text)!important;background:rgba(18,214,180,.08)}
.nav-list .nav-link.active{
  color:var(--primary)!important;
  background:rgba(18,214,180,.10);
  box-shadow:inset 0 0 0 1px rgba(18,214,180,.22);
}
.nav-list .nav-link.active::after{
  content:"";position:absolute;left:15px;right:15px;bottom:3px;height:2px;border-radius:2px;
  background:var(--primary);box-shadow:0 0 10px rgba(18,214,180,.85);
}
.nav-cta{margin-left:14px;white-space:nowrap}
.nav-toggler{
  border:1px solid var(--line);border-radius:12px;padding:9px 10px;
  display:inline-flex;flex-direction:column;gap:4px;background:rgba(18,27,44,.6);
  margin-left:auto;
}
.nav-toggler span{display:block;width:20px;height:2px;border-radius:2px;background:var(--text-2)}
.nav-toggler:focus{box-shadow:0 0 0 3px rgba(18,214,180,.25)}
@media (max-width:991.98px){
  .site-nav{height:60px}
  .brand-text{font-size:16px}
  .navbar-collapse{
    margin-top:12px;padding:14px;border-radius:var(--r-card);
    background:rgba(11,19,34,.97);border:1px solid var(--line);
    backdrop-filter:blur(14px) saturate(120%);
  }
  .nav-list .nav-link{padding:13px 14px!important;margin-bottom:4px}
  .nav-list .nav-link.active::after{display:none}
  .nav-cta{margin:10px 0 4px;width:100%;justify-content:center}
}

/* ---------- 按钮 ---------- */
.btn-glow{
  display:inline-flex;align-items:center;gap:8px;
  padding:12px 26px;border-radius:999px;border:0;cursor:pointer;
  background:linear-gradient(135deg,var(--primary),var(--primary-2));
  color:#04121a;font-weight:700;font-size:15px;line-height:1.2;
  box-shadow:var(--glow);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),filter .22s var(--ease);
}
.btn-glow:hover{color:#04121a;filter:brightness(1.08);transform:translateY(-2px);
  box-shadow:0 0 0 1px rgba(18,214,180,.55),0 16px 42px rgba(18,214,180,.40)}
.btn-glow:active{transform:translateY(1px)}
.btn-ghost{
  display:inline-flex;align-items:center;gap:8px;
  padding:11px 24px;border-radius:999px;cursor:pointer;
  background:rgba(18,214,180,.06);
  border:1px solid rgba(18,214,180,.42);
  color:var(--text);font-weight:600;font-size:15px;line-height:1.2;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),color .22s var(--ease);
}
.btn-ghost:hover{color:var(--text);background:rgba(18,214,180,.12);transform:translateY(-2px);
  box-shadow:0 0 0 1px rgba(18,214,180,.35),0 12px 30px rgba(0,0,0,.4)}
.btn-ghost:active{transform:translateY(1px)}
.btn-sm-pill{padding:8px 18px;font-size:14px}

/* ---------- 页面头部 ---------- */
.page-hero{
  position:relative;overflow:hidden;border-bottom:1px solid var(--line);
  background-image:url(/assets/images/backpic/back-2.webp);
  background-size:cover;background-position:center;
}
.page-hero::before{
  content:"";position:absolute;inset:0;z-index:1;
  background:
    radial-gradient(880px 380px at 84% 8%,rgba(18,214,180,.20),transparent 68%),
    linear-gradient(180deg,rgba(7,12,22,.80),rgba(7,12,22,.95));
}
.page-hero::after{
  content:"";position:absolute;inset:0;z-index:1;opacity:.06;
  background-image:linear-gradient(rgba(160,190,220,.55) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(160,190,220,.55) 1px,transparent 1px);
  background-size:40px 40px;
}
.page-hero .container-xl{position:relative;z-index:2}
.page-hero-inner{
  display:grid;grid-template-columns:1.6fr .8fr;gap:44px;align-items:end;
  padding:34px 0 64px;
}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-2);padding-top:26px;flex-wrap:wrap}
.crumb a{color:var(--text-2)}
.crumb a:hover{color:var(--primary)}
.crumb .sep{color:var(--text-3)}
.crumb .cur{color:var(--primary)}
.tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;font-size:13px;letter-spacing:.04em;
  background:rgba(18,214,180,.10);border:1px solid rgba(18,214,180,.30);color:var(--primary);
  margin-bottom:18px;
}
.page-hero h1{
  font-size:clamp(28px,4vw,48px);
  line-height:1.22;
  letter-spacing:-.01em;
  max-width:19ch;
}
.hero-sub{
  margin:18px 0 0;max-width:56ch;color:var(--text-2);font-size:17px;line-height:1.85;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-stat{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:22px 24px;
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  box-shadow:var(--sh-2);
}
.hero-stat .stat-row{
  display:flex;justify-content:space-between;align-items:center;gap:16px;
  padding:13px 0;border-top:1px dashed var(--line-soft);
}
.hero-stat .stat-row:first-child{border-top:0;padding-top:2px}
.hero-stat .k{font-size:13px;color:var(--text-2);letter-spacing:.04em}
.hero-stat .v{font-size:15px;font-weight:600;color:var(--text)}
.hero-stat .v.hl{color:var(--primary)}
@media (max-width:991.98px){
  .page-hero-inner{grid-template-columns:1fr;gap:26px;padding-bottom:48px;
    background-image:linear-gradient(180deg,rgba(7,12,22,.6),rgba(7,12,22,.9))}
  .hero-stat{padding:18px 20px}
}

/* ---------- 通用板块 ---------- */
.section{padding:92px 0;position:relative}
.section.tight{padding-top:64px}
.section + .section{border-top:1px solid var(--line-soft)}
@media (max-width:991.98px){.section{padding:64px 0}}
@media (max-width:575.98px){.section{padding:48px 0}}
.sec-head{max-width:800px;margin-bottom:40px}
.sec-kicker{
  display:inline-block;font-size:13px;letter-spacing:.10em;color:var(--primary);
  text-transform:uppercase;margin-bottom:12px;font-weight:600;
}
.sec-title{font-size:clamp(22px,2.6vw,28px);line-height:1.35}
.sec-desc{margin:14px 0 0;color:var(--text-2);font-size:16px;max-width:760px}

/* ---------- 三步自查 ---------- */
.triage{
  border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  background:var(--panel);backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  box-shadow:var(--sh-1);
}
.triage-row{
  display:grid;grid-template-columns:72px 1fr auto;gap:22px;align-items:center;
  padding:24px 28px;border-top:1px dashed var(--line-soft);
  transition:background .22s var(--ease);
}
.triage-row:first-child{border-top:0}
.triage-row:hover{background:rgba(18,214,180,.05)}
.triage-idx{font-size:26px;font-weight:600;color:var(--primary)}
.triage-body h3{font-size:18px;font-weight:600;margin-bottom:6px}
.triage-body p{margin:0;color:var(--text-2);font-size:15px;max-width:62ch}
.triage-link{
  font-size:14px;font-weight:600;color:var(--text);white-space:nowrap;
  padding:9px 18px;border-radius:999px;border:1px solid rgba(18,214,180,.34);
  background:rgba(18,214,180,.06);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease);
}
.triage-link:hover{color:var(--text);background:rgba(18,214,180,.13);transform:translateY(-2px);
  box-shadow:0 0 0 1px rgba(18,214,180,.35),0 10px 24px rgba(0,0,0,.38)}
@media (max-width:767.98px){
  .triage-row{grid-template-columns:52px 1fr;gap:16px;padding:20px}
  .triage-link{grid-column:2;justify-self:start}
  .triage-idx{font-size:22px}
}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:920px}
.accordion{
  --bs-accordion-border-color:transparent;
  --bs-accordion-bg:transparent;
  --bs-accordion-color:var(--text);
  --bs-accordion-btn-color:var(--text);
  --bs-accordion-active-bg:transparent;
  --bs-accordion-active-color:var(--primary);
  --bs-accordion-btn-focus-box-shadow:none;
  --bs-accordion-border-radius:0;
  --bs-accordion-inner-border-radius:0;
  --bs-accordion-btn-padding-x:24px;
  --bs-accordion-body-padding-x:24px;
  --bs-accordion-btn-padding-y:20px;
}
.accordion-item{
  background:var(--panel);
  border:1px solid var(--line)!important;
  border-radius:var(--r-card)!important;
  margin-bottom:12px;
  overflow:hidden;
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.accordion-item:hover{border-color:rgba(120,160,200,.28)!important}
.accordion-button{
  font-size:17px;font-weight:600;color:var(--text);
  background:transparent!important;box-shadow:none!important;
  padding:20px 24px;
}
.accordion-button::after{
  width:22px;height:22px;background-size:22px;flex:0 0 22px;
  filter:invert(70%) sepia(38%) saturate(1200%) hue-rotate(120deg);
  transition:transform .25s var(--ease)
}
.accordion-button:not(.collapsed){
  color:var(--primary)!important;
  background:rgba(18,214,180,.06)!important;
  box-shadow:inset 3px 0 0 var(--primary)!important;
}
.accordion-button:not(.collapsed)::after{
  filter:invert(70%) sepia(60%) saturate(1600%) hue-rotate(120deg) brightness(1.15)
}
.accordion-body{
  color:var(--text-2);font-size:15px;line-height:1.85;
  padding:0 24px 22px;
}
@media (max-width:575.98px){
  .accordion-button{font-size:16px;padding:16px 18px}
  .accordion-body{padding:0 18px 18px}
}

/* ---------- 图文双卡 ---------- */
.duo{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.duo-card{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;display:flex;flex-direction:column;
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.duo-card:hover{transform:translateY(-4px);border-color:rgba(18,214,180,.38);box-shadow:var(--glow)}
.duo-card img{width:100%;aspect-ratio:16/9;object-fit:cover;background:var(--bg-2)}
.duo-body{padding:26px 26px 28px;display:flex;flex-direction:column;flex:1}
.duo-body h3{font-size:20px;font-weight:600;margin-bottom:12px}
.duo-body p{color:var(--text-2);font-size:15px;margin-bottom:14px}
.duo-list li{
  position:relative;padding-left:20px;color:var(--text-2);font-size:15px;margin-bottom:8px;
}
.duo-list li::before{
  content:"";position:absolute;left:0;top:11px;width:8px;height:8px;border-radius:3px;
  background:linear-gradient(135deg,var(--primary),var(--primary-2));
}
.duo-body .btn-ghost{margin-top:auto;align-self:flex-start}
@media (max-width:767.98px){.duo{grid-template-columns:1fr}}

/* ---------- 安全清单 ---------- */
.safety{display:grid;grid-template-columns:1.7fr 1fr;gap:24px;align-items:start}
.safety-list{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-card);
  padding:10px 28px;
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
}
.safety-item{display:flex;gap:16px;padding:22px 0;border-top:1px dashed var(--line-soft)}
.safety-item:first-child{border-top:0}
.safety-item i{color:var(--primary);font-size:16px;margin-top:7px;flex:0 0 auto}
.safety-item h3{font-size:17px;font-weight:600;margin-bottom:6px}
.safety-item p{margin:0;color:var(--text-2);font-size:15px}
.side-note{
  background:linear-gradient(180deg,rgba(18,214,180,.10),rgba(18,27,44,.72));
  border:1px solid rgba(18,214,180,.28);border-radius:var(--r-card);
  padding:26px;box-shadow:var(--sh-1);position:sticky;top:96px;
}
.side-note h3{font-size:18px;font-weight:600;margin-bottom:12px;color:var(--primary)}
.side-note p{color:var(--text-2);font-size:15px;margin-bottom:16px}
.side-note ul li{
  color:var(--text);font-size:15px;padding:9px 0;border-top:1px dashed rgba(120,160,200,.18);
  display:flex;gap:10px;align-items:flex-start;
}
.side-note ul li:first-child{border-top:0}
.side-note ul li i{color:var(--warn);margin-top:6px;font-size:13px}
@media (max-width:991.98px){
  .safety{grid-template-columns:1fr}
  .side-note{position:static}
}

/* ---------- 核验材料 ---------- */
.material-card{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-card);
  padding:10px 28px;max-width:820px;
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
}
.m-row{
  display:flex;justify-content:space-between;gap:18px;align-items:center;
  padding:16px 0;border-top:1px dashed var(--line-soft);
}
.m-row:first-child{border-top:0}
.m-row .mk{font-size:14px;color:var(--text-2);letter-spacing:.02em}
.m-row .mv{font-size:15px;color:var(--text);text-align:right}
@media (max-width:575.98px){
  .m-row{flex-direction:column;align-items:flex-start;gap:6px}
  .m-row .mv{text-align:left}
}

/* ---------- 正文 CTA 条 ---------- */
.cta-band{
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-card);
  padding:32px 34px;
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  box-shadow:var(--sh-1);
}
.cta-band h2{font-size:22px;margin-bottom:8px}
.cta-band p{margin:0;color:var(--text-2);font-size:15px}
.cta-band .cta-actions{display:flex;gap:14px;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--bg-2);border-top:1px solid var(--line);margin-top:8px}
.footer-cta{border-bottom:1px solid var(--line);background:rgba(18,214,180,.05)}
.footer-cta-inner{
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  padding:34px 24px;flex-wrap:wrap;
}
.footer-cta-inner h2{font-size:22px;margin-bottom:8px}
.footer-cta-inner p{margin:0;color:var(--text-2);font-size:15px}
.footer-main{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:32px;
  padding:56px 24px 40px;
}
.footer-brand .brand{margin-bottom:16px}
.footer-brand p{color:var(--text-2);font-size:15px;max-width:42ch;margin:0}
.footer-col h3{font-size:16px;font-weight:600;margin-bottom:16px;color:var(--text)}
.footer-col ul li{margin-bottom:10px}
.footer-col ul li a{color:var(--text-2);font-size:15px}
.footer-col ul li a:hover{color:var(--primary)}
.footer-contact .fc-line{
  display:flex;align-items:center;gap:10px;color:var(--text-2);font-size:14px;margin:0 0 10px;
}
.footer-contact .fc-line i{color:var(--primary);font-size:13px;width:16px;text-align:center}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:20px 24px 28px;border-top:1px solid var(--line-soft);
  color:var(--text-3);font-size:13px;
}
@media (max-width:991.98px){
  .footer-main{grid-template-columns:1fr 1fr;gap:26px;padding:44px 24px 32px}
}
@media (max-width:575.98px){
  .footer-main{grid-template-columns:1fr}
  .footer-cta-inner{padding:28px 24px}
  .footer-cta-inner h2{font-size:19px}
}

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