/* roulang page: index */
:root{
  --bg-0:#0A0E1C;
  --bg-1:#0F1526;
  --surface:#141B30;
  --glass:rgba(255,255,255,.05);
  --glass-strong:rgba(255,255,255,.08);
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --primary:#2FE3B6;
  --primary-hover:#4FF0C6;
  --primary-dim:rgba(47,227,182,.14);
  --accent:#F5B94A;
  --accent-dim:rgba(245,185,74,.14);
  --danger:#FF6B6B;
  --success:#2FE3B6;
  --text-1:#EEF2F8;
  --text-2:rgba(238,242,248,.72);
  --text-3:rgba(238,242,248,.45);
  --r-sm:10px;
  --r-md:16px;
  --r-lg:22px;
  --r-pill:999px;
  --shadow-1:0 6px 22px rgba(0,0,0,.34);
  --shadow-2:0 18px 44px rgba(0,0,0,.5),0 0 26px rgba(47,227,182,.16);
  --glow-cta:0 0 0 1px rgba(47,227,182,.38),0 10px 30px rgba(47,227,182,.28);
  --sp-1:8px;
  --sp-2:16px;
  --sp-3:24px;
  --sp-4:32px;
  --sp-5:56px;
  --sp-6:88px;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text-1);
  font-family:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:17px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:64px 64px;
  opacity:.5;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--text-1);text-decoration:none;transition:color .2s var(--ease);}
a:hover{color:var(--primary);}
ul,ol{margin:0;padding:0;list-style:none;}
p{margin:0 0 var(--sp-2);}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.3;}
button,input{font-family:inherit;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px;}
.container,.container-fluid,.container-lg{width:100%;max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px;}
@media (min-width:1400px){.container{max-width:1320px;}}
.num{font-variant-numeric:tabular-nums;}

/* ============ 导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:1040;
  background:rgba(10,14,28,.86);
  border-bottom:1px solid var(--line);
  transition:background .25s var(--ease),box-shadow .25s var(--ease);
}
body.nav-compact .site-header{
  background:rgba(10,14,28,.94);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  box-shadow:0 10px 30px rgba(0,0,0,.45);
}
.topbar{
  display:flex;
  align-items:center;
  gap:var(--sp-3);
  padding:16px 0;
  transition:padding .25s var(--ease);
}
body.nav-compact .topbar{padding:8px 0;}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
  font-weight:800;
  font-size:19px;
  letter-spacing:-.01em;
  color:var(--text-1);
}
.brand:hover{color:var(--text-1);}
.brand-mark{
  width:38px;height:38px;
  border-radius:12px;
  display:grid;place-items:center;
  background:linear-gradient(150deg,rgba(47,227,182,.9),rgba(47,227,182,.35));
  color:#04140F;
  font-size:17px;
  box-shadow:var(--glow-cta);
  flex-shrink:0;
}
.brand-text{white-space:nowrap;}
.brand-text small{
  display:block;
  font-size:11px;
  font-weight:500;
  letter-spacing:.14em;
  color:var(--text-3);
  line-height:1.2;
}
.nav-search{
  flex:1 1 auto;
  max-width:420px;
  position:relative;
  display:flex;
  align-items:center;
}
.nav-search i{
  position:absolute;
  left:16px;
  font-size:14px;
  color:var(--text-3);
  pointer-events:none;
}
.nav-search input{
  width:100%;
  height:44px;
  padding:0 92px 0 42px;
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.045);
  border:1px solid var(--line);
  color:var(--text-1);
  font-size:15px;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease);
}
.nav-search input::placeholder{color:var(--text-3);}
.nav-search input:focus{
  outline:none;
  border-color:var(--primary);
  background:rgba(47,227,182,.06);
  box-shadow:0 0 0 3px rgba(47,227,182,.16);
}
.nav-search button{
  position:absolute;
  right:5px;
  height:34px;
  padding:0 18px;
  border:none;
  border-radius:var(--r-pill);
  background:var(--primary);
  color:#04140F;
  font-size:14px;
  font-weight:700;
  cursor:pointer;
  transition:background .2s var(--ease),transform .15s var(--ease);
}
.nav-search button:hover{background:var(--primary-hover);}
.nav-search button:active{transform:translateY(1px);}
.topbar-actions{margin-left:auto;display:flex;align-items:center;gap:12px;flex-shrink:0;}
.btn-ghost{
  display:inline-flex;align-items:center;gap:8px;
  height:42px;padding:0 20px;
  border-radius:var(--r-pill);
  border:1px solid var(--line-strong);
  background:transparent;
  color:var(--text-1);
  font-size:15px;font-weight:600;
  cursor:pointer;
  transition:background .2s var(--ease),border-color .2s var(--ease),transform .15s var(--ease),color .2s var(--ease);
}
.btn-ghost:hover{background:var(--primary-dim);border-color:rgba(47,227,182,.5);color:var(--primary);}
.btn-ghost:active{transform:translateY(1px);}
.btn-main{
  display:inline-flex;align-items:center;gap:8px;
  height:42px;padding:0 22px;
  border-radius:var(--r-pill);
  border:none;
  background:linear-gradient(140deg,var(--primary),#1FC79E);
  color:#04140F;
  font-size:15px;font-weight:700;
  cursor:pointer;
  box-shadow:var(--glow-cta);
  transition:filter .2s var(--ease),transform .15s var(--ease),box-shadow .2s var(--ease);
}
.btn-main:hover{filter:brightness(1.08);transform:translateY(-1px);box-shadow:0 0 0 1px rgba(47,227,182,.5),0 14px 34px rgba(47,227,182,.36);color:#04140F;}
.btn-main:active{transform:translateY(0);}
.nav-toggle{
  display:none;
  width:42px;height:42px;
  border-radius:12px;
  border:1px solid var(--line-strong);
  background:transparent;
  color:var(--text-1);
  font-size:17px;
  cursor:pointer;
}
.channelbar{
  border-top:1px solid var(--line);
  background:rgba(255,255,255,.02);
}
.channelbar-inner{
  display:flex;
  align-items:center;
  gap:var(--sp-3);
  padding:8px 0;
  min-height:48px;
}
.channel-nav{display:flex;align-items:center;gap:6px;flex-shrink:0;}
.channel-nav a{
  position:relative;
  display:inline-flex;
  align-items:center;
  gap:7px;
  padding:8px 14px;
  border-radius:var(--r-sm);
  font-size:15px;
  font-weight:600;
  color:var(--text-2);
  white-space:nowrap;
}
.channel-nav a:hover{color:var(--text-1);background:var(--glass);}
.channel-nav a.active{color:var(--primary);}
.channel-nav a.active::after{
  content:"";
  position:absolute;
  left:14px;right:14px;bottom:0;
  height:3px;
  border-radius:3px;
  background:var(--primary);
}
.trend-strip{
  display:flex;
  align-items:center;
  gap:8px;
  overflow-x:auto;
  scrollbar-width:none;
  flex:1 1 auto;
  padding:2px 0;
}
.trend-strip::-webkit-scrollbar{display:none;}
.trend-strip .trend-label{
  font-size:12px;
  letter-spacing:.06em;
  color:var(--text-3);
  white-space:nowrap;
  flex-shrink:0;
}
.trend-strip a{
  font-size:13px;
  color:var(--text-2);
  padding:4px 12px;
  border-radius:var(--r-pill);
  border:1px solid var(--line);
  background:var(--glass);
  white-space:nowrap;
  transition:color .2s var(--ease),border-color .2s var(--ease);
}
.trend-strip a:hover{color:var(--primary);border-color:rgba(47,227,182,.45);}
.mobile-panel{display:none;border-top:1px solid var(--line);background:rgba(10,14,28,.98);padding:12px 0 20px;}
body.mobile-open .mobile-panel{display:block;}
.mobile-panel .mobile-link{
  display:flex;align-items:center;justify-content:space-between;
  height:48px;
  padding:0 4px;
  border-bottom:1px solid var(--line);
  font-size:16px;
  font-weight:600;
  color:var(--text-2);
}
.mobile-panel .mobile-link.active{color:var(--primary);}
.mobile-panel .mobile-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;}

/* ============ 通用板块 ============ */
main{position:relative;z-index:1;}
.section{padding:var(--sp-6) 0;}
.section.tight{padding:var(--sp-5) 0;}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:var(--sp-3);
  margin-bottom:var(--sp-4);
}
.section-head h2{font-size:32px;font-weight:700;letter-spacing:-.01em;}
.section-head .sub{
  margin-top:8px;
  font-size:15px;
  color:var(--text-3);
}
.section-head .more{
  font-size:14px;
  font-weight:600;
  color:var(--primary);
  white-space:nowrap;
  border-bottom:1px solid transparent;
  transition:border-color .2s var(--ease);
}
.section-head .more:hover{border-color:var(--primary);}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12px;
  letter-spacing:.04em;
  color:var(--primary);
  background:var(--primary-dim);
  border:1px solid rgba(47,227,182,.28);
  border-radius:var(--r-pill);
  padding:5px 14px;
  margin-bottom:var(--sp-2);
}
.eyebrow .dot{
  width:6px;height:6px;border-radius:50%;
  background:var(--primary);
  box-shadow:0 0 0 4px rgba(47,227,182,.16);
}

/* ============ Hero ============ */
.hero{
  position:relative;
  padding:72px 0 64px;
  background-image:linear-gradient(105deg,rgba(10,14,28,.96) 0%,rgba(10,14,28,.88) 45%,rgba(10,14,28,.7) 100%),url("/assets/images/backpic/back-1.png");
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--line);
  overflow:hidden;
}
.hero::after{
  content:"";
  position:absolute;
  right:-160px;top:-160px;
  width:520px;height:520px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(47,227,182,.16),transparent 65%);
  pointer-events:none;
}
.hero-inner{position:relative;z-index:2;}
.hero h1{
  font-size:clamp(30px,4.2vw,50px);
  font-weight:800;
  line-height:1.22;
  letter-spacing:-.01em;
  max-width:620px;
  margin-bottom:var(--sp-2);
}
.hero h1 em{color:var(--primary);font-style:normal;}
.hero-sub{
  max-width:600px;
  font-size:17px;
  color:var(--text-2);
  margin-bottom:var(--sp-3);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:var(--sp-4);}
.btn-lg-main{
  height:52px;padding:0 30px;font-size:16px;
}
.btn-lg-ghost{
  height:52px;padding:0 28px;font-size:16px;
}
.hero-metrics{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:12px;
  max-width:640px;
}
.hero-metrics li{
  border:1px solid var(--line);
  background:var(--glass);
  border-radius:var(--r-md);
  padding:12px 14px;
}
.hero-metrics .m-num{
  display:block;
  font-size:20px;
  font-weight:800;
  color:var(--primary);
  font-variant-numeric:tabular-nums;
}
.hero-metrics .m-label{
  display:block;
  font-size:13px;
  color:var(--text-3);
  margin-top:2px;
}
.login-panel{
  border-radius:var(--r-lg);
  border:1px solid var(--line-strong);
  background:linear-gradient(160deg,rgba(255,255,255,.09),rgba(255,255,255,.03));
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  box-shadow:var(--shadow-2);
  padding:var(--sp-3);
  position:relative;
  z-index:2;
}
.login-panel::before{
  content:"";
  position:absolute;
  top:0;left:24px;right:24px;height:1px;
  background:linear-gradient(90deg,transparent,rgba(47,227,182,.7),transparent);
}
.panel-top{
  display:flex;align-items:center;justify-content:space-between;
  margin-bottom:var(--sp-2);
}
.panel-top h2{font-size:18px;font-weight:700;}
.status-chip{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;
  letter-spacing:.04em;
  color:var(--primary);
  background:var(--primary-dim);
  border:1px solid rgba(47,227,182,.3);
  border-radius:var(--r-pill);
  padding:3px 12px;
}
.status-chip .led{
  width:6px;height:6px;border-radius:50%;background:var(--primary);
  animation:pulse 2.2s infinite;
}
@keyframes pulse{0%,100%{opacity:1;}50%{opacity:.35;}}
.field{margin-bottom:14px;}
.field label{display:block;font-size:13px;color:var(--text-3);margin-bottom:6px;}
.field input{
  width:100%;
  height:46px;
  padding:0 14px;
  border-radius:var(--r-sm);
  background:rgba(0,0,0,.28);
  border:1px solid var(--line);
  color:var(--text-1);
  font-size:15px;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.field input::placeholder{color:rgba(238,242,248,.32);}
.field input:focus{
  outline:none;
  border-color:var(--primary);
  box-shadow:0 0 0 3px rgba(47,227,182,.18);
}
.field-row{display:flex;gap:10px;}
.field-row .field{flex:1 1 auto;}
.code-btn{
  align-self:flex-end;
  height:46px;
  padding:0 16px;
  border-radius:var(--r-sm);
  border:1px solid var(--line-strong);
  background:transparent;
  color:var(--text-2);
  font-size:14px;
  cursor:pointer;
  white-space:nowrap;
  transition:color .2s var(--ease),border-color .2s var(--ease),background .2s var(--ease);
}
.code-btn:hover{color:var(--primary);border-color:rgba(47,227,182,.5);background:var(--primary-dim);}
.panel-submit{
  width:100%;
  height:48px;
  border:none;
  border-radius:var(--r-pill);
  background:linear-gradient(140deg,var(--primary),#1FC79E);
  color:#04140F;
  font-size:16px;
  font-weight:700;
  cursor:pointer;
  box-shadow:var(--glow-cta);
  transition:filter .2s var(--ease),transform .15s var(--ease);
}
.panel-submit:hover{filter:brightness(1.08);transform:translateY(-1px);}
.panel-submit:active{transform:translateY(0);}
.panel-links{
  display:flex;justify-content:space-between;
  margin-top:14px;
  font-size:13px;
}
.panel-links a{color:var(--text-2);}
.panel-note{
  margin-top:16px;
  padding-top:14px;
  border-top:1px solid var(--line);
  font-size:13px;
  color:var(--text-3);
  display:flex;align-items:center;gap:8px;
}

/* ============ 快捷入口条 ============ */
.quick-strip{
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  background:var(--bg-1);
  padding:18px 0;
}
.quick-scroll{
  display:flex;
  gap:12px;
  overflow-x:auto;
  scrollbar-width:none;
  padding-bottom:2px;
}
.quick-scroll::-webkit-scrollbar{display:none;}
.quick-item{
  flex:1 0 auto;
  min-width:150px;
  display:flex;
  align-items:center;
  gap:12px;
  padding:12px 16px;
  border-radius:var(--r-md);
  border:1px solid var(--line);
  background:var(--glass);
  font-size:15px;
  font-weight:600;
  color:var(--text-2);
  white-space:nowrap;
  transition:transform .22s var(--ease),border-color .22s var(--ease),color .22s var(--ease),box-shadow .22s var(--ease);
}
.quick-item i{color:var(--primary);font-size:16px;}
.quick-item:hover{
  transform:translateY(-3px);
  border-color:rgba(47,227,182,.4);
  color:var(--text-1);
  box-shadow:var(--shadow-2);
}

/* ============ 卡片体系 ============ */
.card-glass{
  position:relative;
  border-radius:var(--r-lg);
  border:1px solid var(--line);
  background:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.025));
  overflow:hidden;
  transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.card-glass::before{
  content:"";
  position:absolute;top:0;left:20px;right:20px;height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.35),transparent);
}
.card-glass:hover{
  transform:translateY(-4px);
  border-color:rgba(47,227,182,.35);
  box-shadow:var(--shadow-2);
}
.badge-tag{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;
  letter-spacing:.04em;
  padding:3px 11px;
  border-radius:var(--r-pill);
  border:1px solid var(--line-strong);
  background:var(--glass);
  color:var(--text-2);
}
.badge-tag.is-primary{color:var(--primary);border-color:rgba(47,227,182,.34);background:var(--primary-dim);}
.badge-tag.is-accent{color:var(--accent);border-color:rgba(245,185,74,.34);background:var(--accent-dim);}

/* 主推进格 */
.feature-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:20px;
}
.feature-card{padding:var(--sp-3);display:flex;flex-direction:column;}
.feature-card .fc-icon{
  width:46px;height:46px;
  border-radius:14px;
  display:grid;place-items:center;
  background:var(--primary-dim);
  border:1px solid rgba(47,227,182,.3);
  color:var(--primary);
  font-size:18px;
  margin-bottom:var(--sp-2);
}
.feature-card h3{font-size:18px;font-weight:600;margin-bottom:10px;}
.feature-card p{font-size:15px;color:var(--text-2);margin-bottom:0;}
.feature-card.is-lg{
  grid-column:span 2;
  padding:0;
  display:grid;
  grid-template-columns:1fr;
}
.fc-media{
  position:relative;
  aspect-ratio:16/10;
  overflow:hidden;
}
.fc-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease);}
.feature-card.is-lg:hover .fc-media img{transform:scale(1.04);}
.fc-media::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(10,14,28,.15) 0%,rgba(10,14,28,.9) 100%);
}
.fc-media .badge-tag{position:absolute;top:16px;left:16px;z-index:2;}
.fc-body{padding:var(--sp-3);}
.fc-body h3{font-size:22px;margin-bottom:10px;}
.fc-body p{font-size:15px;color:var(--text-2);max-width:460px;}
.fc-meta{
  display:flex;gap:8px;flex-wrap:wrap;
  margin-top:var(--sp-2);
}
.feature-card .fc-foot{
  margin-top:auto;
  padding-top:var(--sp-2);
  display:flex;align-items:center;justify-content:space-between;
  font-size:13px;
  color:var(--text-3);
}
.feature-card .fc-link{color:var(--primary);font-weight:600;font-size:14px;}

/* ============ 最新信息 ============ */
.news-section{
  background:linear-gradient(180deg,var(--bg-1),var(--bg-0));
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.news-list{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:20px;
}
.news-row{
  display:grid;
  grid-template-columns:180px 1fr;
  gap:18px;
  padding:16px;
  border-radius:var(--r-md);
  border:1px solid var(--line);
  background:var(--glass);
  transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.news-row:hover{
  transform:translateY(-4px);
  border-color:rgba(47,227,182,.35);
  box-shadow:var(--shadow-2);
}
.news-thumb{
  position:relative;
  border-radius:var(--r-sm);
  overflow:hidden;
  aspect-ratio:16/10;
  background:linear-gradient(140deg,#1B2440,#0E1526);
}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s var(--ease);}
.news-row:hover .news-thumb img{transform:scale(1.03);}
.news-body{min-width:0;display:flex;flex-direction:column;}
.news-body h3{font-size:17px;font-weight:600;line-height:1.5;margin-bottom:8px;}
.news-body h3 a{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-body .news-sum{
  font-size:14px;
  color:var(--text-2);
  margin:0 0 12px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.news-meta{
  margin-top:auto;
  display:flex;
  align-items:center;
  gap:10px;
  flex-wrap:wrap;
  font-size:13px;
  color:var(--text-3);
}
.news-meta .sep{width:3px;height:3px;border-radius:50%;background:var(--text-3);}
.empty-state{
  grid-column:1/-1;
  border:1px dashed var(--line-strong);
  border-radius:var(--r-lg);
  background:var(--glass);
  padding:var(--sp-5) var(--sp-3);
  text-align:center;
}
.empty-state i{font-size:26px;color:var(--text-3);display:block;margin-bottom:12px;}
.empty-state p{color:var(--text-2);margin-bottom:var(--sp-2);}

/* ============ 评价轮播 ============ */
.review-wrap{position:relative;}
.review-card{
  padding:var(--sp-3);
  border-radius:var(--r-lg);
  border:1px solid var(--line);
  background:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.02));
  height:100%;
}
.review-head{display:flex;align-items:center;gap:12px;margin-bottom:14px;}
.avatar{
  width:44px;height:44px;border-radius:50%;
  display:grid;place-items:center;
  background:linear-gradient(150deg,rgba(47,227,182,.8),rgba(245,185,74,.6));
  color:#04140F;font-weight:800;font-size:16px;flex-shrink:0;
}
.review-head .r-name{font-size:15px;font-weight:600;}
.review-head .r-src{font-size:12px;color:var(--text-3);}
.review-stars{color:var(--accent);font-size:12px;letter-spacing:2px;margin-bottom:8px;}
.review-card p{font-size:15px;color:var(--text-2);margin:0;}
#reviewCarousel .carousel-indicators{
  position:static;
  margin:var(--sp-3) 0 0;
  display:flex;
  justify-content:center;
  gap:8px;
}
#reviewCarousel .carousel-indicators [data-bs-target]{
  width:34px;height:4px;
  border-radius:3px;
  background:rgba(255,255,255,.18);
  border:0;
  margin:0;
  opacity:1;
  transition:background .2s var(--ease),width .2s var(--ease);
}
#reviewCarousel .carousel-indicators .active{background:var(--primary);width:52px;}

/* ============ 保障条 ============ */
.assure-row{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:16px;
}
.assure-item{
  display:flex;
  gap:14px;
  padding:var(--sp-3) 20px;
  border-radius:var(--r-md);
  border:1px solid var(--line);
  background:var(--bg-1);
}
.assure-item i{
  font-size:18px;
  color:var(--primary);
  margin-top:3px;
}
.assure-item h3{font-size:16px;font-weight:600;margin-bottom:4px;}
.assure-item p{font-size:13px;color:var(--text-3);margin:0;line-height:1.7;}

/* ============ FAQ ============ */
.faq-section{background:var(--bg-1);border-top:1px solid var(--line);}
.accordion-item{
  background:transparent;
  border:0;
  border-bottom:1px solid var(--line);
}
.accordion-button{
  background:transparent;
  color:var(--text-1);
  font-size:16px;
  font-weight:600;
  padding:20px 40px 20px 18px;
  box-shadow:none;
  border-radius:0;
}
.accordion-button::after{
  background-image:none;
  content:"\f078";
  font-family:"Font Awesome 6 Free";
  font-weight:900;
  font-size:13px;
  color:var(--text-3);
  width:auto;height:auto;
  transition:transform .25s var(--ease),color .25s var(--ease);
  position:absolute;
  right:16px;top:50%;
  transform:translateY(-50%);
}
.accordion-button:not(.collapsed){
  background:transparent;
  color:var(--primary);
  box-shadow:inset 3px 0 0 var(--primary);
}
.accordion-button:not(.collapsed)::after{
  color:var(--primary);
  transform:translateY(-50%) rotate(180deg);
}
.accordion-button:focus{box-shadow:none;border-color:transparent;}
.accordion-button:hover{color:var(--primary);}
.accordion-body{
  padding:0 40px 22px 18px;
  font-size:15px;
  color:var(--text-2);
}
.accordion-body p{margin:0;}

/* ============ 底部 CTA ============ */
.cta-section{padding:var(--sp-6) 0;}
.cta-panel{
  position:relative;
  border-radius:var(--r-lg);
  border:1px solid rgba(47,227,182,.24);
  background:linear-gradient(140deg,rgba(47,227,182,.12),rgba(255,255,255,.03) 55%,rgba(245,185,74,.08));
  padding:var(--sp-5) var(--sp-5);
  overflow:hidden;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:var(--sp-4);
  flex-wrap:wrap;
}
.cta-panel::before{
  content:"";
  position:absolute;left:-100px;bottom:-160px;
  width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(47,227,182,.2),transparent 65%);
}
.cta-panel h2{font-size:30px;margin-bottom:10px;position:relative;z-index:1;}
.cta-panel p{font-size:15px;color:var(--text-2);margin:0;position:relative;z-index:1;max-width:520px;}
.cta-panel .cta-actions{display:flex;gap:14px;flex-wrap:wrap;position:relative;z-index:1;}

/* ============ 页脚 ============ */
.site-footer{
  background:#080B16;
  border-top:1px solid var(--line);
  padding:var(--sp-5) 0 0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1fr;
  gap:var(--sp-4);
  padding-bottom:var(--sp-4);
}
.footer-brand .brand{margin-bottom:var(--sp-2);}
.footer-brand p{font-size:14px;color:var(--text-3);max-width:320px;line-height:1.8;}
.footer-col h3{font-size:15px;font-weight:600;margin-bottom:var(--sp-2);color:var(--text-1);}
.footer-col li{margin-bottom:10px;}
.footer-col a{
  font-size:14px;
  color:var(--text-3);
  position:relative;
  padding-bottom:2px;
}
.footer-col a::after{
  content:"";
  position:absolute;left:0;bottom:0;
  width:0;height:1px;
  background:var(--primary);
  transition:width .25s var(--ease);
}
.footer-col a:hover{color:var(--primary);}
.footer-col a:hover::after{width:100%;}
.footer-bottom{
  border-top:1px solid var(--line);
  padding:20px 0;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:var(--sp-2);
  flex-wrap:wrap;
  font-size:13px;
  color:var(--text-3);
}
.footer-bottom .fb-links{display:flex;gap:18px;flex-wrap:wrap;}
.footer-bottom .fb-links a{color:var(--text-3);}
.footer-bottom .fb-links a:hover{color:var(--primary);}

/* ============ 动效 ============ */
.fade-up{
  opacity:0;
  transform:translateY(16px);
  animation:fadeUp .7s var(--ease) forwards;
}
.fade-up.d1{animation-delay:.08s;}
.fade-up.d2{animation-delay:.16s;}
.fade-up.d3{animation-delay:.24s;}
@keyframes fadeUp{to{opacity:1;transform:translateY(0);}}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;}
  .fade-up{opacity:1;transform:none;}
}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .feature-grid{grid-template-columns:repeat(3,minmax(0,1fr));}
  .feature-card.is-lg{grid-column:span 3;}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:var(--sp-3);}
  .footer-grid .footer-col:last-child{grid-column:span 3;}
}
@media (max-width:991.98px){
  .nav-search{display:none;}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .topbar-actions .btn-ghost{display:none;}
  .channelbar{display:none;}
  .hero{padding:56px 0 48px;}
  .login-panel{margin-top:var(--sp-4);}
  .news-list{grid-template-columns:1fr;}
  .assure-row{grid-template-columns:repeat(2,minmax(0,1fr));}
  .section{padding:64px 0;}
  .cta-panel{padding:var(--sp-4);}
}
@media (max-width:767.98px){
  body{font-size:16px;}
  .feature-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .feature-card.is-lg{grid-column:span 2;}
  .hero-metrics{grid-template-columns:repeat(2,minmax(0,1fr));}
  .section-head{flex-direction:column;align-items:flex-start;}
  .section-head h2{font-size:26px;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .footer-grid .footer-col:last-child{grid-column:span 2;}
  .footer-brand{grid-column:span 2;}
}
@media (max-width:575.98px){
  .container,.container-fluid,.container-lg{padding-left:16px;padding-right:16px;}
  .brand{font-size:16px;}
  .brand-text small{display:none;}
  .topbar-actions .btn-main{padding:0 16px;font-size:14px;}
  .feature-grid{grid-template-columns:1fr;}
  .feature-card.is-lg{grid-column:span 1;}
  .news-row{grid-template-columns:1fr;gap:12px;}
  .news-thumb{aspect-ratio:16/9;}
  .hero h1{font-size:28px;}
  .cta-panel h2{font-size:23px;}
  .cta-panel{padding:var(--sp-3);}
  .assure-row{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-grid .footer-col:last-child{grid-column:span 1;}
  .footer-brand{grid-column:span 1;}
  .section{padding:56px 0;}
}

/* roulang page: article */
:root{
  --bg-0:#0A0E1C;
  --bg-1:#0F1526;
  --surface:#141B30;
  --glass:rgba(255,255,255,.05);
  --line:rgba(255,255,255,.08);
  --primary:#2FE3C4;
  --primary-hover:#57F0D6;
  --accent:#F5B942;
  --text-1:#EEF2FB;
  --text-2:rgba(238,242,251,.72);
  --text-3:rgba(238,242,251,.46);
  --danger:#FF6B6B;
  --success:#3DD68C;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:22px;
  --r-pill:999px;
  --shadow-1:0 6px 20px rgba(0,0,0,.35);
  --shadow-2:0 16px 40px rgba(0,0,0,.45),0 0 0 1px rgba(47,227,196,.25);
  --glow-cta:0 0 24px rgba(47,227,196,.35);
  --section-y:96px;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text-1);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  font-variant-numeric:tabular-nums;
}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;transition:color .2s ease,border-color .2s ease,background-color .2s ease;}
a:hover{text-decoration:none;}
button,input{font:inherit;}
ul,ol{margin:0;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important;}
}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
@media (min-width:1400px){.container{max-width:1320px;}}
@media (max-width:575.98px){.container{padding:0 16px;}}

/* ---------- header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:rgba(10,14,28,.92);
  border-bottom:1px solid var(--line);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  transition:background .25s ease,box-shadow .25s ease;
}
.site-header.is-stuck{background:rgba(10,14,28,.85);box-shadow:0 10px 30px rgba(0,0,0,.45);}
.header-top{display:flex;align-items:center;gap:24px;height:72px;transition:height .25s ease;}
.site-header.is-stuck .header-top{height:56px;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:36px;height:36px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(135deg,#34E8C8,#128F7C);
  color:#04211C;font-size:16px;box-shadow:var(--glow-cta);
}
.brand-text{font-size:18px;font-weight:800;letter-spacing:-.01em;white-space:nowrap;color:var(--text-1);}
.site-search{
  flex:1 1 auto;max-width:420px;display:flex;align-items:center;
  background:rgba(255,255,255,.04);border:1px solid var(--line);
  border-radius:var(--r-pill);padding:4px 4px 4px 16px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.site-search:focus-within{border-color:rgba(47,227,196,.55);box-shadow:0 0 0 3px rgba(47,227,196,.12);}
.site-search input{flex:1;min-width:0;background:none;border:0;outline:none;color:var(--text-1);height:36px;font-size:14px;}
.site-search input::placeholder{color:var(--text-3);}
.site-search button{
  border:0;border-radius:var(--r-pill);padding:8px 18px;cursor:pointer;
  background:linear-gradient(135deg,#34E8C8,#17B79B);color:#04211C;font-weight:700;font-size:13.5px;
  transition:filter .2s ease,transform .2s ease;
}
.site-search button:hover{filter:brightness(1.08);}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto;}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:var(--r-sm);
  border:1px solid var(--line);background:rgba(255,255,255,.04);color:var(--text-1);cursor:pointer;
}
.header-bottom{border-top:1px solid var(--line);}
.header-bottom-inner{display:flex;align-items:center;gap:20px;height:52px;transition:height .25s ease;}
.site-header.is-stuck .header-bottom-inner{height:44px;}
.channel-nav{display:flex;align-items:center;gap:6px;flex:0 0 auto;}
.channel-nav a{position:relative;padding:8px 14px;font-size:15px;color:var(--text-2);border-radius:var(--r-sm);}
.channel-nav a:hover{color:var(--text-1);background:rgba(255,255,255,.05);}
.channel-nav a.active{color:var(--primary);}
.channel-nav a.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:0;height:3px;border-radius:3px;background:var(--primary);
}
.trend-bar{display:flex;align-items:center;gap:10px;overflow-x:auto;white-space:nowrap;font-size:13px;color:var(--text-3);margin-left:auto;}
.trend-bar::-webkit-scrollbar{height:4px;}
.trend-bar::-webkit-scrollbar-thumb{background:rgba(255,255,255,.12);border-radius:4px;}
.trend-bar a{color:var(--text-2);padding:3px 11px;border:1px solid var(--line);border-radius:var(--r-pill);font-size:12.5px;}
.trend-bar a:hover{color:var(--primary);border-color:rgba(47,227,196,.4);}

/* ---------- buttons ---------- */
.btn-primary{
  display:inline-flex;align-items:center;gap:8px;padding:13px 26px;border:0;cursor:pointer;
  border-radius:var(--r-pill);font-size:15px;font-weight:700;color:#04211C;
  background:linear-gradient(135deg,#34E8C8,#17B79B);box-shadow:var(--glow-cta);
  transition:transform .22s cubic-bezier(.2,.7,.3,1),filter .22s ease,box-shadow .22s ease;
}
.btn-primary:hover{transform:translateY(-1px);filter:brightness(1.08);box-shadow:0 0 32px rgba(47,227,196,.5);color:#04211C;}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{
  display:inline-flex;align-items:center;gap:8px;padding:11px 22px;
  border-radius:var(--r-pill);border:1px solid rgba(47,227,196,.45);
  color:var(--primary);font-size:14.5px;font-weight:600;background:transparent;
  transition:background-color .22s ease,transform .22s ease;
}
.btn-ghost:hover{background:rgba(47,227,196,.1);color:var(--primary-hover);transform:translateY(-1px);}

/* ---------- hero ---------- */
.page-hero{
  position:relative;
  padding:56px 0 48px;
  border-bottom:1px solid var(--line);
  background-image:linear-gradient(180deg,rgba(10,14,28,.86),rgba(10,14,28,.96)),url('/assets/images/backpic/back-2.png');
  background-size:cover;
  background-position:center;
  overflow:hidden;
}
.page-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:48px 48px;
}
.breadcrumb-nav{
  position:relative;z-index:1;display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--text-3);margin-bottom:20px;
}
.breadcrumb-nav a{color:var(--text-2);}
.breadcrumb-nav a:hover{color:var(--primary);}
.breadcrumb-nav .sep{color:var(--text-3);}
.post-label-row{position:relative;z-index:1;display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px;}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;letter-spacing:.04em;padding:5px 12px;border-radius:var(--r-pill);
  background:rgba(47,227,196,.08);border:1px solid rgba(47,227,196,.28);color:var(--primary);
}
.chip.amber{background:rgba(245,185,66,.1);border-color:rgba(245,185,66,.3);color:var(--accent);}
.chip.plain{background:rgba(255,255,255,.05);border-color:var(--line);color:var(--text-2);}
.post-title{
  position:relative;z-index:1;
  font-size:clamp(28px,4vw,46px);
  font-weight:800;line-height:1.22;letter-spacing:-.01em;
  max-width:900px;margin:0 0 20px;color:var(--text-1);
}
.post-meta{
  position:relative;z-index:1;display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  font-size:13.5px;color:var(--text-3);
}
.post-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--text-3);opacity:.7;}
.post-meta i{color:var(--primary);opacity:.85;margin-right:4px;}

/* ---------- article layout ---------- */
.article-section{padding:var(--section-y) 0 64px;}
.article-grid{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:48px;align-items:start;}
.article-main{min-width:0;}
.article-body{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:42px 44px;
  box-shadow:var(--shadow-1);
  font-size:17px;line-height:1.85;color:var(--text-2);
}
.article-body > *:first-child{margin-top:0;}
.article-body h2{
  font-size:28px;font-weight:700;line-height:1.35;color:var(--text-1);
  margin:44px 0 16px;padding-left:14px;border-left:4px solid var(--primary);
}
.article-body h3{font-size:21px;font-weight:600;color:var(--text-1);margin:32px 0 12px;}
.article-body h4{font-size:18px;font-weight:600;color:var(--text-1);margin:26px 0 10px;}
.article-body p{margin:0 0 20px;}
.article-body ul,.article-body ol{padding-left:22px;margin:0 0 20px;}
.article-body li{margin-bottom:10px;}
.article-body a{color:var(--primary);border-bottom:1px solid rgba(47,227,196,.35);}
.article-body a:hover{color:var(--primary-hover);border-bottom-color:var(--primary-hover);}
.article-body strong{color:var(--text-1);}
.article-body blockquote{
  margin:28px 0;padding:18px 22px;color:var(--text-1);
  background:rgba(47,227,196,.06);
  border-left:3px solid var(--primary);
  border-radius:0 var(--r-sm) var(--r-sm) 0;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:var(--r-md);margin:26px 0;width:100%;}
.article-body figure{margin:26px 0;}
.article-body figcaption{font-size:13.5px;color:var(--text-3);text-align:center;margin-top:10px;}
.article-body table{
  width:100%;border-collapse:collapse;margin:26px 0;font-size:15px;
  display:block;overflow-x:auto;white-space:nowrap;
}
.article-body th,.article-body td{border:1px solid var(--line);padding:12px 14px;text-align:left;}
.article-body th{background:rgba(255,255,255,.04);color:var(--text-1);font-weight:600;}
.article-body code{
  background:rgba(255,255,255,.07);padding:2px 6px;border-radius:6px;
  font-size:.92em;color:var(--primary);
}
.article-body pre{
  background:#080B16;border:1px solid var(--line);border-radius:var(--r-md);
  padding:18px;overflow-x:auto;margin:24px 0;
}
.article-body pre code{background:none;padding:0;color:var(--text-2);}
.article-body hr{border:0;border-top:1px solid var(--line);margin:36px 0;}

.empty-state{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:64px 40px;text-align:center;box-shadow:var(--shadow-1);
}
.empty-state .es-icon{
  width:64px;height:64px;margin:0 auto 20px;border-radius:var(--r-md);
  display:grid;place-items:center;font-size:24px;color:var(--accent);
  background:rgba(245,185,66,.1);border:1px solid rgba(245,185,66,.28);
}
.empty-state h2{font-size:24px;font-weight:700;color:var(--text-1);margin:0 0 12px;}
.empty-state p{color:var(--text-3);margin:0 0 26px;font-size:15px;}

/* ---------- sidebar ---------- */
.article-side{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px;}
.side-card{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--r-md);
  padding:22px;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
}
.side-title{
  display:flex;align-items:center;gap:8px;
  font-size:15px;font-weight:600;color:var(--text-1);margin:0 0 16px;
}
.side-title i{color:var(--primary);font-size:13px;}
.toc-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:2px;max-height:340px;overflow:auto;}
.toc-list a{
  display:block;padding:8px 10px;border-radius:var(--r-sm);
  font-size:14px;color:var(--text-2);border-left:2px solid transparent;
  transition:background-color .2s ease,color .2s ease,border-color .2s ease;
}
.toc-list a:hover{background:rgba(255,255,255,.05);color:var(--text-1);border-left-color:var(--primary);}
.toc-list a.lv3{padding-left:22px;font-size:13px;color:var(--text-3);}
.tag-cloud{display:flex;flex-wrap:wrap;gap:8px;}
.tag-cloud a{
  font-size:12px;letter-spacing:.04em;padding:4px 11px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.05);border:1px solid var(--line);color:var(--text-2);
}
.tag-cloud a:hover{color:var(--primary);border-color:rgba(47,227,196,.4);background:rgba(47,227,196,.08);}
.channel-list{list-style:none;margin:0;padding:0;}
.channel-list li + li{border-top:1px solid var(--line);}
.channel-list a{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 0;font-size:14.5px;color:var(--text-2);}
.channel-list a span.num{font-size:12px;color:var(--text-3);font-variant-numeric:tabular-nums;}
.channel-list a:hover{color:var(--primary);}
.side-note{font-size:13.5px;color:var(--text-3);line-height:1.75;margin:0;}

/* ---------- related ---------- */
.related-block{margin-top:48px;}
.block-head{display:flex;align-items:end;justify-content:space-between;gap:16px;margin-bottom:22px;}
.block-head h2{font-size:24px;font-weight:700;color:var(--text-1);margin:0;letter-spacing:-.01em;}
.block-head .more{font-size:13.5px;color:var(--text-3);}
.block-head .more:hover{color:var(--primary);}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.rel-card{
  display:block;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-md);overflow:hidden;
  transition:transform .22s cubic-bezier(.2,.7,.3,1),border-color .22s ease,box-shadow .22s ease;
}
.rel-card:hover{transform:translateY(-4px);border-color:rgba(47,227,196,.35);box-shadow:var(--shadow-2);}
.rel-thumb{aspect-ratio:16/10;overflow:hidden;background:linear-gradient(135deg,#1B2440,#0F1526);}
.rel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.rel-card:hover .rel-thumb img{transform:scale(1.03);}
.rel-body{padding:16px 18px 20px;}
.rel-body h3{font-size:16px;font-weight:600;color:var(--text-1);margin:0 0 8px;line-height:1.5;}
.rel-card:hover .rel-body h3{color:var(--primary);}
.rel-body p{margin:0;font-size:13.5px;color:var(--text-3);line-height:1.7;}

.post-nav{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:32px;}
.post-nav a{
  display:flex;flex-direction:column;gap:6px;padding:18px 20px;
  background:var(--glass);border:1px solid var(--line);border-radius:var(--r-md);
  transition:border-color .2s ease,transform .22s ease;
}
.post-nav a:hover{border-color:rgba(47,227,196,.4);transform:translateY(-3px);}
.post-nav .pn-label{font-size:12px;letter-spacing:.04em;color:var(--text-3);}
.post-nav .pn-text{font-size:15px;font-weight:600;color:var(--text-1);}
.post-nav .pn-text i{margin-left:6px;font-size:12px;color:var(--primary);}

/* ---------- cta ---------- */
.cta-band{padding:0 0 var(--section-y);}
.cta-panel{
  position:relative;overflow:hidden;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px;
  padding:52px 56px;border-radius:var(--r-lg);
  background:linear-gradient(120deg,rgba(47,227,196,.14),rgba(20,27,48,.92));
  border:1px solid rgba(47,227,196,.25);
  box-shadow:var(--shadow-1);
}
.cta-panel::after{
  content:"";position:absolute;right:-80px;top:-80px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(47,227,196,.22),transparent 68%);
  pointer-events:none;
}
.cta-copy{position:relative;z-index:1;max-width:640px;}
.cta-copy h2{font-size:30px;font-weight:800;color:var(--text-1);margin:0 0 12px;letter-spacing:-.01em;}
.cta-copy p{margin:0;color:var(--text-2);font-size:15.5px;}
.cta-actions{position:relative;z-index:1;display:flex;flex-wrap:wrap;gap:14px;}

/* ---------- footer ---------- */
.site-footer{background:#080B16;border-top:1px solid var(--line);padding:64px 0 28px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;}
.footer-brand p{color:var(--text-3);font-size:14px;line-height:1.8;margin:16px 0 0;max-width:330px;}
.footer-col h3{font-size:15px;font-weight:600;color:var(--text-1);margin:0 0 16px;}
.footer-col ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px;}
.footer-col a{font-size:14px;color:var(--text-2);}
.footer-col a:hover{color:var(--primary);text-decoration:underline;}
.footer-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--text-3);
}
.fb-links{display:flex;flex-wrap:wrap;gap:18px;}
.fb-links a:hover{color:var(--primary);}

/* ---------- responsive ---------- */
@media (max-width:1199.98px){
  .article-grid{grid-template-columns:minmax(0,1fr) 290px;gap:34px;}
}
@media (max-width:991.98px){
  :root{--section-y:64px;}
  .site-search{display:none;}
  .nav-toggle{display:grid;place-items:center;}
  .header-bottom{display:none;}
  .site-header.nav-open .header-bottom{display:block;}
  .header-bottom-inner{
    height:auto;flex-direction:column;align-items:stretch;
    padding:12px 0 18px;gap:14px;
  }
  .channel-nav{flex-direction:column;align-items:stretch;gap:2px;}
  .channel-nav a{padding:14px 16px;font-size:16px;border-radius:var(--r-sm);}
  .channel-nav a.active{background:rgba(47,227,196,.1);}
  .channel-nav a.active::after{display:none;}
  .trend-bar{margin-left:0;padding-bottom:6px;}
  .article-grid{grid-template-columns:1fr;gap:32px;}
  .article-side{position:static;}
  .article-body{padding:32px 26px;font-size:16px;}
  .article-body h2{font-size:24px;margin-top:36px;}
  .article-body h3{font-size:19px;}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .cta-panel{padding:40px 32px;}
}
@media (max-width:767.98px){
  .page-hero{padding:40px 0 34px;}
  .related-grid{grid-template-columns:1fr;}
  .post-nav{grid-template-columns:1fr;}
  .cta-copy h2{font-size:24px;}
}
@media (max-width:575.98px){
  .brand-text{font-size:16px;}
  .header-top{gap:12px;}
  .article-body{padding:26px 18px;}
  .article-body h2{font-size:21px;}
  .article-body h3{font-size:18px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .cta-panel{padding:32px 22px;}
}

/* roulang page: category1 */
:root{
  --bg-0:#0A0E1C;
  --bg-1:#0F1526;
  --surface:#141B30;
  --glass:rgba(255,255,255,.05);
  --glass-2:rgba(255,255,255,.08);
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --primary:#2EE6C5;
  --primary-hover:#4DF0D2;
  --primary-dim:rgba(46,230,197,.12);
  --primary-line:rgba(46,230,197,.32);
  --accent:#F2B23E;
  --accent-dim:rgba(242,178,62,.12);
  --text-1:#EDF1F7;
  --text-2:rgba(237,241,247,.72);
  --text-3:rgba(237,241,247,.45);
  --danger:#FF6B6B;
  --success:#3DDC97;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:22px;
  --r-pill:999px;
  --shadow-1:0 6px 22px rgba(0,0,0,.35);
  --shadow-2:0 18px 44px rgba(0,0,0,.52), 0 0 0 1px rgba(46,230,197,.18);
  --glow-cta:0 0 0 1px rgba(46,230,197,.42), 0 12px 32px rgba(46,230,197,.26);
  --sp-1:8px; --sp-2:16px; --sp-3:24px; --sp-4:32px; --sp-5:56px; --sp-6:88px;
  --ease:cubic-bezier(.2,.7,.3,1);
}

*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text-1);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","HarmonyOS Sans SC","PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans CJK SC",sans-serif;
  font-size:17px;
  line-height:1.8;
  letter-spacing:0;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background-image:
    repeating-linear-gradient(0deg, rgba(255,255,255,.035) 0 1px, transparent 1px 64px),
    repeating-linear-gradient(90deg, rgba(255,255,255,.035) 0 1px, transparent 1px 64px);
  opacity:.5;
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;transition:color .22s var(--ease),opacity .22s var(--ease);}
a:hover{color:var(--primary);}
button,input,select,textarea{font:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;letter-spacing:-.01em;}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px;}

.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
  position:relative;
  z-index:1;
}
@media (min-width:1400px){
  .container{max-width:1320px;}
}

.num{font-variant-numeric:tabular-nums;}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:1000;
  background:rgba(10,14,28,.82);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  transition:padding .25s var(--ease),background .25s var(--ease);
}
.topbar-inner{
  display:flex;
  align-items:center;
  gap:22px;
  min-height:72px;
  padding-top:10px;
  padding-bottom:10px;
  transition:min-height .25s var(--ease);
}
.site-header.is-stuck .topbar-inner{min-height:56px;}
.site-header.is-stuck{box-shadow:0 10px 30px rgba(0,0,0,.45);}

.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:38px;height:38px;
  display:grid;place-items:center;
  border-radius:var(--r-sm);
  background:linear-gradient(140deg,var(--primary),#12A98F);
  color:#05201B;
  font-size:17px;
  box-shadow:0 6px 18px rgba(46,230,197,.28);
  flex:0 0 auto;
}
.brand-text{
  font-size:18px;
  font-weight:800;
  letter-spacing:.01em;
  white-space:nowrap;
  color:var(--text-1);
}
.brand:hover .brand-text{color:var(--primary);}

.search-box{
  flex:1 1 auto;
  max-width:460px;
  display:flex;
  align-items:center;
  gap:10px;
  background:rgba(255,255,255,.045);
  border:1px solid var(--line);
  border-radius:var(--r-pill);
  padding:6px 6px 6px 16px;
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.search-box:focus-within{
  border-color:var(--primary-line);
  box-shadow:0 0 0 4px rgba(46,230,197,.10);
}
.search-box i{color:var(--text-3);font-size:14px;}
.search-box input{
  flex:1 1 auto;
  min-width:0;
  background:transparent;
  border:0;
  outline:none;
  font-size:14.5px;
  color:var(--text-1);
  padding:6px 0;
}
.search-box input::placeholder{color:var(--text-3);}
.search-box button{
  flex:0 0 auto;
  border:0;
  cursor:pointer;
  border-radius:var(--r-pill);
  padding:8px 18px;
  font-size:14px;
  font-weight:700;
  color:#05201B;
  background:linear-gradient(120deg,var(--primary),#1FD3B3);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),filter .22s var(--ease);
}
.search-box button:hover{filter:brightness(1.08);box-shadow:var(--glow-cta);transform:translateY(-1px);}

.top-actions{display:flex;align-items:center;gap:10px;margin-left:auto;flex:0 0 auto;}

.btn-primary{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:0;cursor:pointer;
  border-radius:var(--r-pill);
  padding:12px 26px;
  font-size:15px;
  font-weight:700;
  letter-spacing:.01em;
  color:#05201B;
  background:linear-gradient(120deg,var(--primary),#1FD3B3);
  box-shadow:var(--glow-cta);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),filter .22s var(--ease);
}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-1px);color:#05201B;box-shadow:0 0 0 1px rgba(46,230,197,.5),0 16px 40px rgba(46,230,197,.34);}
.btn-primary:active{transform:translateY(1px);}
.btn-primary.btn-sm{padding:9px 18px;font-size:14px;}

.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-pill);
  padding:11px 22px;
  font-size:14.5px;
  font-weight:600;
  color:var(--text-1);
  border:1px solid var(--line-strong);
  background:transparent;
  transition:background .22s var(--ease),border-color .22s var(--ease),transform .22s var(--ease),color .22s var(--ease);
}
.btn-ghost:hover{
  background:rgba(46,230,197,.10);
  border-color:var(--primary-line);
  color:var(--primary);
  transform:translateY(-1px);
}

.nav-toggle{
  display:none;
  width:42px;height:42px;
  border-radius:var(--r-sm);
  border:1px solid var(--line-strong);
  background:rgba(255,255,255,.04);
  color:var(--text-1);
  cursor:pointer;
  align-items:center;justify-content:center;
  transition:background .22s var(--ease),border-color .22s var(--ease);
}
.nav-toggle:hover{background:var(--primary-dim);border-color:var(--primary-line);color:var(--primary);}

.navrow{border-top:1px solid var(--line);}
.site-header.is-stuck .navrow{border-top-color:transparent;}
.navrow-inner{
  display:flex;
  align-items:center;
  gap:26px;
  min-height:52px;
}
.channel-nav{display:flex;align-items:center;gap:6px;flex:0 0 auto;}
.channel-nav a{
  position:relative;
  display:inline-block;
  padding:15px 14px;
  font-size:15px;
  font-weight:600;
  color:var(--text-2);
  white-space:nowrap;
}
.channel-nav a::after{
  content:"";
  position:absolute;
  left:14px;right:14px;bottom:8px;
  height:3px;
  border-radius:3px;
  background:var(--primary);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform .24s var(--ease);
}
.channel-nav a:hover{color:var(--text-1);}
.channel-nav a:hover::after{transform:scaleX(.6);}
.channel-nav a.active{color:var(--text-1);font-weight:700;}
.channel-nav a.active::after{transform:scaleX(1);box-shadow:0 0 12px rgba(46,230,197,.6);}

.trend-bar{
  display:flex;
  align-items:center;
  gap:8px;
  margin-left:auto;
  overflow-x:auto;
  scrollbar-width:none;
  padding:6px 0;
}
.trend-bar::-webkit-scrollbar{display:none;}
.trend-label{
  flex:0 0 auto;
  font-size:12px;
  letter-spacing:.04em;
  color:var(--accent);
  border:1px solid rgba(242,178,62,.32);
  background:var(--accent-dim);
  border-radius:var(--r-pill);
  padding:3px 10px;
}
.trend-bar a{
  flex:0 0 auto;
  font-size:13px;
  color:var(--text-3);
  border:1px solid var(--line);
  border-radius:var(--r-pill);
  padding:3px 12px;
  background:rgba(255,255,255,.03);
  transition:color .22s var(--ease),border-color .22s var(--ease),background .22s var(--ease);
}
.trend-bar a:hover{color:var(--primary);border-color:var(--primary-line);background:var(--primary-dim);}

/* ============ Hero ============ */
.hero{
  position:relative;
  overflow:hidden;
  background-color:var(--bg-1);
  background-image:url("/assets/images/backpic/back-1.png");
  background-size:cover;
  background-position:center right;
  border-bottom:1px solid var(--line);
}
.hero::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(10,14,28,.96) 0%,rgba(10,14,28,.88) 44%,rgba(10,14,28,.58) 100%);
}
.hero-inner{
  position:relative;
  z-index:2;
  display:grid;
  grid-template-columns:minmax(0,1fr) 340px;
  gap:48px;
  align-items:center;
  padding:76px 0 84px;
}
.crumb{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--text-3);
  margin-bottom:22px;
}
.crumb a{color:var(--text-3);}
.crumb a:hover{color:var(--primary);}
.crumb i{font-size:9px;opacity:.6;}

.hero-badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12px;
  letter-spacing:.06em;
  color:var(--primary);
  background:var(--primary-dim);
  border:1px solid var(--primary-line);
  border-radius:var(--r-pill);
  padding:5px 14px;
  margin-bottom:20px;
}
.dot-live{
  width:7px;height:7px;border-radius:50%;
  background:var(--success);
  box-shadow:0 0 0 4px rgba(61,220,151,.16);
}
.hero h1{
  font-size:48px;
  font-weight:800;
  line-height:1.2;
  letter-spacing:-.01em;
  max-width:640px;
  margin-bottom:20px;
}
.hero h1 em{
  font-style:normal;
  color:var(--primary);
}
.hero-sub{
  font-size:17px;
  line-height:1.8;
  color:var(--text-2);
  max-width:600px;
  margin-bottom:30px;
}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px;}
.hero-stats{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  max-width:620px;
}
.stat{
  flex:1 1 140px;
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:14px 18px;
}
.stat b{
  display:block;
  font-size:22px;
  font-weight:800;
  color:var(--primary);
  line-height:1.3;
}
.stat span{font-size:13px;color:var(--text-3);}

.hero-card{
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:24px;
  box-shadow:var(--shadow-1);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
}
.hero-card h2{
  font-size:16px;
  font-weight:700;
  margin-bottom:16px;
  display:flex;
  align-items:center;
  gap:9px;
}
.hero-card h2 i{color:var(--accent);}
.hero-card ul{display:grid;gap:12px;}
.hero-card li{
  display:flex;
  gap:10px;
  font-size:14px;
  color:var(--text-2);
  line-height:1.7;
  padding-bottom:12px;
  border-bottom:1px dashed var(--line);
}
.hero-card li:last-child{border-bottom:0;padding-bottom:0;}
.hero-card li i{color:var(--primary);margin-top:5px;font-size:12px;}

/* ============ 板块通用 ============ */
.section{padding:var(--sp-6) 0;position:relative;}
.section.tight{padding:var(--sp-5) 0;}
.section.alt{background:var(--bg-1);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{margin-bottom:44px;max-width:760px;}
.eyebrow{
  display:inline-block;
  font-size:12px;
  letter-spacing:.1em;
  color:var(--accent);
  margin-bottom:12px;
}
.section-head h2{
  font-size:32px;
  font-weight:700;
  margin-bottom:14px;
}
.section-head p{color:var(--text-2);font-size:16px;}

/* ============ 图文介绍 ============ */
.intro-grid{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,460px);
  gap:56px;
  align-items:center;
}
.intro-text h2{font-size:32px;font-weight:700;margin-bottom:18px;}
.intro-text p{color:var(--text-2);}
.intro-list{display:grid;gap:14px;margin-top:26px;}
.intro-list li{
  display:flex;
  gap:12px;
  align-items:flex-start;
  font-size:15.5px;
  color:var(--text-2);
}
.intro-list li i{
  flex:0 0 auto;
  width:22px;height:22px;
  margin-top:3px;
  display:grid;place-items:center;
  border-radius:50%;
  font-size:11px;
  color:var(--primary);
  background:var(--primary-dim);
  border:1px solid var(--primary-line);
}
.intro-figure{
  position:relative;
  border-radius:var(--r-lg);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow-1);
  aspect-ratio:16/11;
  background:linear-gradient(150deg,#182142,#0D1226);
}
.intro-figure img{width:100%;height:100%;object-fit:cover;}
.intro-figure figcaption{
  position:absolute;
  left:0;right:0;bottom:0;
  padding:16px 20px;
  font-size:13px;
  color:var(--text-2);
  background:linear-gradient(to top,rgba(10,14,28,.94),rgba(10,14,28,0));
}

/* ============ 登录环节列表 + 说明侧栏 ============ */
.rows-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 348px;
  gap:40px;
  align-items:start;
}
.row-item{
  display:grid;
  grid-template-columns:56px minmax(0,1fr);
  gap:20px;
  padding:24px 26px;
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  margin-bottom:14px;
  transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease);
}
.row-item:hover{
  transform:translateY(-4px);
  border-color:var(--primary-line);
  box-shadow:var(--shadow-2);
  background:var(--glass-2);
}
.row-index{
  width:48px;height:48px;
  display:grid;place-items:center;
  border-radius:var(--r-sm);
  font-size:17px;
  font-weight:800;
  color:var(--primary);
  background:var(--primary-dim);
  border:1px solid var(--primary-line);
}
.row-body h3{font-size:18px;font-weight:600;margin-bottom:8px;}
.row-body p{font-size:15px;color:var(--text-2);margin-bottom:12px;}
.tagline{display:flex;flex-wrap:wrap;gap:8px;}
.tag{
  font-size:12px;
  letter-spacing:.04em;
  color:var(--text-2);
  background:rgba(255,255,255,.04);
  border:1px solid var(--line);
  border-radius:var(--r-pill);
  padding:3px 11px;
}
.tag.accent{color:var(--accent);border-color:rgba(242,178,62,.3);background:var(--accent-dim);}
.tag.primary{color:var(--primary);border-color:var(--primary-line);background:var(--primary-dim);}

.side-panel{
  position:sticky;
  top:132px;
  display:grid;
  gap:16px;
}
.panel{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:22px;
  box-shadow:var(--shadow-1);
}
.panel h3{
  font-size:16px;
  font-weight:700;
  margin-bottom:14px;
  display:flex;
  align-items:center;
  gap:9px;
}
.panel h3 i{color:var(--primary);font-size:14px;}
.panel ul{display:grid;gap:10px;}
.panel li{
  font-size:14px;
  color:var(--text-2);
  padding-left:16px;
  position:relative;
  line-height:1.7;
}
.panel li::before{
  content:"";
  position:absolute;
  left:0;top:11px;
  width:6px;height:6px;
  border-radius:50%;
  background:var(--primary);
  opacity:.75;
}
.panel-note{
  font-size:13px;
  color:var(--text-3);
  border-top:1px dashed var(--line);
  margin-top:14px;
  padding-top:14px;
}
.panel.accent-panel{
  background:linear-gradient(150deg,rgba(242,178,62,.12),rgba(20,27,48,.9));
  border-color:rgba(242,178,62,.26);
}
.panel.accent-panel h3 i{color:var(--accent);}

/* ============ 适用场景 ============ */
.scene-panel{
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:34px;
}
.scene-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:14px;
}
.scene{
  display:flex;
  gap:14px;
  align-items:flex-start;
  padding:18px;
  border-radius:var(--r-md);
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
  transition:border-color .22s var(--ease),background .22s var(--ease),transform .22s var(--ease);
}
.scene:hover{border-color:var(--primary-line);background:var(--primary-dim);transform:translateY(-3px);}
.scene i{
  flex:0 0 auto;
  width:40px;height:40px;
  display:grid;place-items:center;
  border-radius:var(--r-sm);
  font-size:15px;
  color:var(--primary);
  background:rgba(46,230,197,.10);
  border:1px solid var(--primary-line);
}
.scene h3{font-size:16px;font-weight:600;margin-bottom:6px;}
.scene p{font-size:13.5px;color:var(--text-2);margin:0;line-height:1.7;}

/* ============ 流程 ============ */
.steps{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:22px;
  position:relative;
}
.steps::before{
  content:"";
  position:absolute;
  top:26px;left:6%;right:6%;
  height:1px;
  background:linear-gradient(90deg,transparent,var(--primary-line),transparent);
}
.step{
  position:relative;
  padding-top:0;
}
.step-num{
  width:52px;height:52px;
  display:grid;place-items:center;
  border-radius:50%;
  font-size:17px;
  font-weight:800;
  color:var(--primary);
  background:var(--bg-0);
  border:1px solid var(--primary-line);
  box-shadow:0 0 0 6px rgba(46,230,197,.06);
  margin-bottom:18px;
  position:relative;
  z-index:1;
}
.step h3{font-size:17px;font-weight:600;margin-bottom:8px;}
.step p{font-size:14px;color:var(--text-2);margin:0;line-height:1.75;}

/* ============ FAQ ============ */
.faq-wrap{max-width:880px;margin:0 auto;}
.accordion-item{
  background:transparent;
  border:0;
  border-bottom:1px solid var(--line);
}
.accordion-button{
  background:transparent;
  color:var(--text-1);
  font-size:16px;
  font-weight:600;
  padding:22px 44px 22px 0;
  box-shadow:none;
  border-radius:0 !important;
  position:relative;
}
.accordion-button::after{
  content:"\f078";
  font-family:"Font Awesome 6 Free";
  font-weight:900;
  font-size:12px;
  color:var(--text-3);
  background-image:none;
  position:absolute;
  right:6px;
  top:50%;
  transform:translateY(-50%);
  transition:transform .24s var(--ease),color .24s var(--ease);
  width:auto;height:auto;
}
.accordion-button:not(.collapsed){
  color:var(--primary);
  background:transparent;
  box-shadow:none;
}
.accordion-button:not(.collapsed)::after{
  transform:translateY(-50%) rotate(180deg);
  color:var(--primary);
}
.accordion-button:not(.collapsed)::before{
  content:"";
  position:absolute;
  left:-14px;top:24px;bottom:24px;
  width:3px;
  border-radius:3px;
  background:var(--primary);
  box-shadow:0 0 12px rgba(46,230,197,.6);
}
.accordion-button:focus{outline:2px solid var(--primary);outline-offset:2px;}
.accordion-button:hover{color:var(--primary);}
.accordion-body{
  padding:0 40px 24px 0;
  font-size:15px;
  line-height:1.8;
  color:var(--text-2);
}

/* ============ CTA ============ */
.cta-band{
  padding:var(--sp-5) 0 var(--sp-6);
}
.cta-panel{
  background:linear-gradient(120deg,rgba(46,230,197,.10),rgba(20,27,48,.92) 48%,rgba(242,178,62,.10));
  border:1px solid var(--line-strong);
  border-radius:var(--r-lg);
  padding:52px 56px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:40px;
  box-shadow:var(--shadow-1);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
}
.cta-panel h2{font-size:28px;font-weight:700;margin-bottom:10px;}
.cta-panel p{color:var(--text-2);font-size:15.5px;margin:0;max-width:600px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;flex:0 0 auto;}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--bg-1);
  border-top:1px solid var(--line);
  padding-top:64px;
  position:relative;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1fr;
  gap:40px;
  padding-bottom:48px;
}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{
  font-size:14px;
  color:var(--text-3);
  line-height:1.8;
  max-width:340px;
}
.footer-col h3{
  font-size:15px;
  font-weight:700;
  margin-bottom:16px;
  color:var(--text-1);
}
.footer-col ul{display:grid;gap:11px;}
.footer-col a{
  font-size:14px;
  color:var(--text-3);
  position:relative;
  display:inline-block;
}
.footer-col a::after{
  content:"";
  position:absolute;
  left:0;bottom:-2px;
  height:1px;width:100%;
  background:var(--primary);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform .24s var(--ease);
}
.footer-col a:hover{color:var(--primary);}
.footer-col a:hover::after{transform:scaleX(1);}
.footer-bottom{
  border-top:1px solid var(--line);
  padding:20px 0 26px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  flex-wrap:wrap;
  font-size:13px;
  color:var(--text-3);
}
.fb-links{display:flex;gap:18px;flex-wrap:wrap;}
.fb-links a{color:var(--text-3);}
.fb-links a:hover{color:var(--primary);}

/* ============ 动效 ============ */
.fade-up{
  opacity:0;
  transform:translateY(16px);
  animation:fadeUp .7s var(--ease) forwards;
}
@keyframes fadeUp{to{opacity:1;transform:translateY(0);}}
.d1{animation-delay:.08s;}
.d2{animation-delay:.16s;}
.d3{animation-delay:.24s;}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;}
  .fade-up{opacity:1;transform:none;}
}

/* ============ 响应式 ============ */
@media (max-width:1200px){
  .rows-layout{grid-template-columns:minmax(0,1fr) 300px;gap:28px;}
  .hero h1{font-size:42px;}
}
@media (max-width:991px){
  body{font-size:16px;}
  .section{padding:64px 0;}
  .section.tight{padding:48px 0;}
  .hero-inner{grid-template-columns:minmax(0,1fr);gap:34px;padding:56px 0 64px;}
  .hero h1{font-size:36px;}
  .hero::after{background:linear-gradient(160deg,rgba(10,14,28,.96),rgba(10,14,28,.82));}
  .intro-grid{grid-template-columns:minmax(0,1fr);gap:32px;}
  .rows-layout{grid-template-columns:minmax(0,1fr);}
  .side-panel{position:static;}
  .scene-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px;}
  .steps::before{display:none;}
  .cta-panel{flex-direction:column;align-items:flex-start;padding:40px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
}
@media (max-width:860px){
  .search-box{display:none;}
  .nav-toggle{display:inline-flex;}
  .top-actions .btn-ghost{display:none;}
  .navrow{
    display:none;
    border-top:1px solid var(--line);
    background:rgba(10,14,28,.98);
  }
  .navrow.open{display:block;}
  .navrow-inner{
    flex-direction:column;
    align-items:stretch;
    gap:0;
    min-height:0;
    padding-top:6px;
    padding-bottom:14px;
  }
  .channel-nav{flex-direction:column;align-items:stretch;gap:0;}
  .channel-nav a{
    padding:14px 4px;
    min-height:48px;
    border-bottom:1px solid var(--line);
    font-size:16px;
  }
  .channel-nav a::after{left:4px;right:auto;width:44px;bottom:0;}
  .trend-bar{margin-left:0;padding:14px 0 4px;}
}
@media (max-width:575px){
  .container{padding-left:16px;padding-right:16px;}
  .section{padding:52px 0;}
  .section-head h2,.intro-text h2{font-size:25px;}
  .section-head{margin-bottom:30px;}
  .hero h1{font-size:28px;}
  .hero-sub{font-size:15.5px;}
  .hero-cta{gap:10px;}
  .btn-primary,.btn-ghost{padding:11px 20px;font-size:14px;}
  .brand-text{font-size:16px;}
  .brand-mark{width:34px;height:34px;font-size:15px;}
  .row-item{grid-template-columns:44px minmax(0,1fr);gap:14px;padding:20px 18px;}
  .row-index{width:40px;height:40px;font-size:15px;}
  .scene-grid{grid-template-columns:minmax(0,1fr);}
  .steps{grid-template-columns:minmax(0,1fr);gap:24px;}
  .scene-panel{padding:22px;}
  .cta-panel{padding:30px 22px;}
  .cta-panel h2{font-size:22px;}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:30px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .accordion-button{font-size:15px;padding-right:36px;}
  .accordion-body{padding-right:8px;}
}

/* roulang page: category2 */
:root{
  --bg-0:#0A0E1C;
  --bg-1:#0F1526;
  --surface:#141B30;
  --glass:rgba(255,255,255,.05);
  --line:rgba(255,255,255,.08);
  --primary:#3EE6B8;
  --primary-hover:#5CF2C8;
  --primary-soft:rgba(62,230,184,.12);
  --primary-line:rgba(62,230,184,.34);
  --accent:#F5B84B;
  --accent-soft:rgba(245,184,75,.12);
  --text-1:#EDF2F9;
  --text-2:rgba(237,242,249,.72);
  --text-3:rgba(237,242,249,.48);
  --danger:#F2695C;
  --success:#4ADE80;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:22px;
  --r-pill:999px;
  --shadow-1:0 10px 28px rgba(0,0,0,.34);
  --shadow-2:0 18px 42px rgba(0,0,0,.5);
  --glow-cta:0 0 0 1px rgba(62,230,184,.4),0 12px 32px rgba(62,230,184,.24);
  --s-1:8px;
  --s-2:16px;
  --s-3:24px;
  --s-4:32px;
  --section:96px;
  --font-cn:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{background:var(--bg-0);-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text-1);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.25;letter-spacing:-.01em;color:var(--text-1);}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease);}
img{display:block;max-width:100%;height:auto;}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer;}
input{font:inherit;}
::selection{background:rgba(62,230,184,.28);color:#fff;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px;}

.container{width:100%;max-width:1200px;margin-left:auto;margin-right:auto;padding-left:24px;padding-right:24px;}
@media (min-width:1400px){.container{max-width:1320px;}}
@media (max-width:575.98px){.container{padding-left:16px;padding-right:16px;}}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(10,14,28,.86);
  border-bottom:1px solid var(--line);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  transition:background .25s var(--ease),box-shadow .25s var(--ease);
}
.site-header.scrolled{background:rgba(10,14,28,.96);box-shadow:0 12px 30px rgba(0,0,0,.42);}
.header-top{display:flex;align-items:center;gap:24px;padding-top:14px;padding-bottom:14px;transition:padding .25s var(--ease);}
.site-header.scrolled .header-top{padding-top:7px;padding-bottom:7px;}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(150deg,rgba(62,230,184,.22),rgba(62,230,184,.06));
  border:1px solid var(--primary-line);color:var(--primary);font-size:16px;
  box-shadow:0 0 18px rgba(62,230,184,.18);
}
.brand-text{font-size:18px;font-weight:800;letter-spacing:-.01em;white-space:nowrap;}
.brand-text em{font-style:normal;color:var(--primary);}
.search-box{
  flex:1 1 auto;max-width:420px;display:flex;align-items:center;gap:10px;
  height:42px;padding:0 6px 0 14px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.04);border:1px solid var(--line);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease);
}
.search-box i{color:var(--text-3);font-size:14px;}
.search-box input{flex:1;min-width:0;background:transparent;border:0;outline:none;color:var(--text-1);font-size:14.5px;}
.search-box input::placeholder{color:var(--text-3);}
.search-box:focus-within{border-color:var(--primary-line);box-shadow:0 0 0 3px rgba(62,230,184,.12);background:rgba(255,255,255,.06);}
.btn-search{
  height:32px;padding:0 16px;border-radius:var(--r-pill);
  background:linear-gradient(180deg,#4ff0c4,#2ed3a4);color:#05231b;font-size:13.5px;font-weight:700;
  transition:filter .2s var(--ease),transform .2s var(--ease);
}
.btn-search:hover{filter:brightness(1.08);transform:translateY(-1px);}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:auto;flex-shrink:0;}
.btn-sm{padding:9px 18px;font-size:14px;}
.btn-main{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--r-pill);
  background:linear-gradient(180deg,#4ff0c4,#2ed3a4);color:#05231b;
  font-size:15px;font-weight:700;letter-spacing:.01em;
  box-shadow:var(--glow-cta);
  transition:transform .2s var(--ease),filter .2s var(--ease),box-shadow .2s var(--ease);
}
.btn-main:hover{transform:translateY(-1px);filter:brightness(1.08);box-shadow:0 0 0 1px rgba(62,230,184,.5),0 16px 40px rgba(62,230,184,.34);color:#05231b;}
.btn-main:active{transform:translateY(1px);}
.btn-line{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:var(--r-pill);
  border:1px solid rgba(255,255,255,.18);color:var(--text-1);
  font-size:15px;font-weight:600;background:transparent;
  transition:background .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease);
}
.btn-line:hover{background:var(--primary-soft);border-color:var(--primary-line);color:var(--primary);transform:translateY(-1px);}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--line);background:var(--glass);color:var(--text-1);font-size:16px;
  align-items:center;justify-content:center;
}
.header-bottom{border-top:1px solid var(--line);}
.header-bottom-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;}
.channel-nav{display:flex;align-items:center;gap:30px;overflow-x:auto;scrollbar-width:none;}
.channel-nav::-webkit-scrollbar{display:none;}
.channel-nav a{
  position:relative;padding-top:15px;padding-bottom:17px;white-space:nowrap;
  font-size:15.5px;font-weight:600;color:var(--text-2);
  transition:color .2s var(--ease);
}
.channel-nav a::after{
  content:"";position:absolute;left:0;right:0;bottom:8px;height:3px;border-radius:3px;
  background:var(--primary);transform:scaleX(0);transform-origin:left;transition:transform .24s var(--ease);
}
.channel-nav a:hover{color:var(--text-1);}
.channel-nav a.active{color:var(--text-1);}
.channel-nav a.active::after{transform:scaleX(1);}
.hot-tags{display:flex;align-items:center;gap:8px;overflow-x:auto;scrollbar-width:none;padding:10px 0;}
.hot-tags::-webkit-scrollbar{display:none;}
.hot-label{font-size:12px;letter-spacing:.08em;color:var(--text-3);white-space:nowrap;}
.hot-tag{
  white-space:nowrap;font-size:12.5px;padding:4px 11px;border-radius:var(--r-pill);
  background:var(--glass);border:1px solid var(--line);color:var(--text-2);
  transition:color .2s var(--ease),border-color .2s var(--ease),background .2s var(--ease);
}
.hot-tag:hover{color:var(--primary);border-color:var(--primary-line);background:var(--primary-soft);}

/* ---------- 通用板块 ---------- */
.section{padding-top:var(--section);padding-bottom:var(--section);}
.section-alt{background:var(--bg-1);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:44px;flex-wrap:wrap;}
.section-head h2{font-size:clamp(24px,2.6vw,33px);}
.section-head p{color:var(--text-2);font-size:15.5px;margin-top:10px;max-width:640px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;margin-bottom:14px;
  font-size:12.5px;letter-spacing:.14em;color:var(--primary);text-transform:none;
}
.eyebrow::before{content:"";width:18px;height:1px;background:var(--primary);opacity:.8;}
.link-more{display:inline-flex;align-items:center;gap:8px;font-size:14.5px;font-weight:600;color:var(--text-2);}
.link-more i{transition:transform .2s var(--ease);}
.link-more:hover{color:var(--primary);}
.link-more:hover i{transform:translateX(4px);}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 11px;border-radius:var(--r-pill);
  font-size:12px;letter-spacing:.04em;
  background:var(--glass);border:1px solid var(--line);color:var(--text-2);
}
.badge-live{color:var(--primary);border-color:var(--primary-line);background:var(--primary-soft);}
.badge-gold{color:var(--accent);border-color:rgba(245,184,75,.32);background:var(--accent-soft);}
.dot{width:6px;height:6px;border-radius:50%;background:var(--primary);box-shadow:0 0 0 4px rgba(62,230,184,.16);}
.dot-gold{background:var(--accent);box-shadow:0 0 0 4px rgba(245,184,75,.16);}

/* ---------- 首屏 ---------- */
.hero{position:relative;overflow:hidden;background:var(--bg-0);border-bottom:1px solid var(--line);}
.hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center right;
  opacity:.5;
}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(95deg,rgba(10,14,28,.97) 0%,rgba(10,14,28,.86) 42%,rgba(10,14,28,.5) 100%);
}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.45;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:56px 56px;
  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%);
}
.hero-inner{position:relative;z-index:2;padding-top:64px;padding-bottom:72px;max-width:700px;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:13.5px;color:var(--text-3);margin-bottom:24px;}
.crumb a{color:var(--text-2);}
.crumb a:hover{color:var(--primary);}
.crumb span.sep{color:rgba(255,255,255,.22);}
.crumb .current{color:var(--primary);}
.hero h1{font-size:clamp(32px,4.2vw,50px);font-weight:800;line-height:1.2;letter-spacing:-.015em;}
.hero h1 em{font-style:normal;color:var(--primary);}
.hero-lead{margin-top:20px;font-size:17px;color:var(--text-2);max-width:560px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.hero-metrics{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;
  margin-top:44px;padding-top:28px;border-top:1px solid var(--line);
}
.metric-num{font-size:26px;font-weight:800;color:var(--text-1);font-variant-numeric:tabular-nums;letter-spacing:-.01em;}
.metric-num i{font-size:15px;color:var(--primary);font-style:normal;margin-left:4px;}
.metric-label{font-size:13px;color:var(--text-3);margin-top:2px;}

/* ---------- 快捷频道条 ---------- */
.quick-bar{background:var(--bg-1);border-bottom:1px solid var(--line);}
.quick-inner{display:flex;align-items:center;gap:20px;padding-top:16px;padding-bottom:16px;}
.quick-label{font-size:13px;letter-spacing:.1em;color:var(--text-3);white-space:nowrap;}
.quick-scroll{display:flex;gap:12px;overflow-x:auto;scrollbar-width:none;padding-bottom:2px;}
.quick-scroll::-webkit-scrollbar{display:none;}
.quick-item{
  display:inline-flex;align-items:center;gap:8px;white-space:nowrap;
  padding:9px 18px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.04);border:1px solid var(--line);
  font-size:14px;color:var(--text-2);
  transition:color .2s var(--ease),border-color .2s var(--ease),background .2s var(--ease),transform .2s var(--ease);
}
.quick-item i{color:var(--primary);font-size:13px;}
.quick-item:hover{color:var(--text-1);border-color:var(--primary-line);background:var(--primary-soft);transform:translateY(-2px);}

/* ---------- 图文介绍 ---------- */
.split-block{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;}
.split-media{position:relative;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-1);}
.split-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .5s var(--ease);}
.split-media:hover img{transform:scale(1.03);}
.split-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(10,14,28,0) 45%,rgba(10,14,28,.7) 100%);
  pointer-events:none;
}
.media-tip{
  position:absolute;left:18px;bottom:16px;z-index:2;
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;padding:6px 14px;border-radius:var(--r-pill);
  background:rgba(10,14,28,.72);border:1px solid var(--line);color:var(--text-2);
  backdrop-filter:blur(8px);
}
.split-body h2{font-size:clamp(23px,2.4vw,31px);}
.split-body > p{color:var(--text-2);margin-top:18px;font-size:16.5px;}
.point-list{margin-top:26px;display:grid;gap:14px;}
.point-list li{display:flex;align-items:flex-start;gap:12px;font-size:15.5px;color:var(--text-2);}
.point-list li i{
  flex:0 0 22px;width:22px;height:22px;margin-top:5px;border-radius:50%;
  display:grid;place-items:center;font-size:10.5px;
  background:var(--primary-soft);color:var(--primary);border:1px solid var(--primary-line);
}
.split-body .btn-line{margin-top:30px;}

/* ---------- 频道方向卡 ---------- */
.channel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.channel-card{
  position:relative;display:flex;flex-direction:column;overflow:hidden;
  background:linear-gradient(180deg,rgba(255,255,255,.055),rgba(255,255,255,.02));
  border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--shadow-1);
  transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.channel-card::before{
  content:"";position:absolute;left:0;right:0;top:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.22),transparent);
}
.channel-card:hover{transform:translateY(-4px);border-color:var(--primary-line);box-shadow:var(--shadow-2);}
.cc-media{position:relative;overflow:hidden;}
.cc-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .45s var(--ease);}
.channel-card:hover .cc-media img{transform:scale(1.03);}
.cc-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,14,28,.05),rgba(10,14,28,.55));}
.cc-body{padding:22px 22px 26px;display:flex;flex-direction:column;gap:12px;flex:1;}
.cc-body h3{font-size:18px;}
.cc-body p{font-size:14.6px;color:var(--text-2);}
.point-list--tight{margin-top:4px;gap:9px;}
.point-list--tight li{font-size:14px;}
.point-list--tight li i{width:18px;height:18px;flex-basis:18px;font-size:9px;margin-top:6px;}
.cc-wide{grid-column:span 2;}
@media (min-width:992px){
  .cc-wide{display:grid;grid-template-columns:1.02fr 1fr;align-items:stretch;}
  .cc-wide .cc-media{height:100%;}
  .cc-wide .cc-media img{height:100%;aspect-ratio:auto;min-height:280px;}
}

/* ---------- 流程 ---------- */
.flow-list{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px;}
.flow-item{
  position:relative;padding:28px 22px 24px;
  background:var(--glass);border:1px solid var(--line);border-radius:var(--r-md);
  transition:border-color .22s var(--ease),transform .22s var(--ease),background .22s var(--ease);
}
.flow-item:hover{border-color:var(--primary-line);transform:translateY(-3px);background:rgba(255,255,255,.07);}
.flow-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:40px;height:40px;border-radius:12px;margin-bottom:16px;
  font-size:14px;font-weight:800;font-variant-numeric:tabular-nums;
  color:var(--primary);background:var(--primary-soft);border:1px solid var(--primary-line);
}
.flow-item h3{font-size:17px;margin-bottom:10px;}
.flow-item p{font-size:14.4px;color:var(--text-2);}

/* ---------- 保障条 ---------- */
.guard-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;}
.guard-item{
  display:flex;gap:14px;padding:22px;
  border-radius:var(--r-md);border:1px solid var(--line);background:rgba(255,255,255,.035);
  transition:border-color .22s var(--ease),background .22s var(--ease);
}
.guard-item:hover{border-color:var(--primary-line);background:rgba(255,255,255,.06);}
.guard-icon{
  flex:0 0 42px;width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
  background:var(--primary-soft);border:1px solid var(--primary-line);color:var(--primary);font-size:16px;
}
.guard-item h3{font-size:15.5px;margin-bottom:4px;}
.guard-item p{font-size:13.6px;color:var(--text-3);line-height:1.7;}

/* ---------- FAQ ---------- */
.faq-accordion{border-top:1px solid var(--line);}
.faq-accordion .accordion-item{background:transparent;border:0;border-bottom:1px solid var(--line);}
.faq-accordion .accordion-header{margin:0;}
.faq-accordion .accordion-button{
  position:relative;width:100%;background:transparent;border-radius:0;box-shadow:none;
  padding:22px 44px 22px 0;
  font-size:16.5px;font-weight:600;color:var(--text-1);line-height:1.6;
  transition:color .2s var(--ease);
}
.faq-accordion .accordion-button::before{
  content:"";position:absolute;left:-16px;top:26px;width:3px;height:20px;border-radius:2px;
  background:var(--primary);opacity:0;transform:scaleY(.4);transform-origin:center;
  transition:opacity .22s var(--ease),transform .22s var(--ease);
}
.faq-accordion .accordion-button::after{
  content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;font-size:12px;
  background-image:none;position:absolute;right:6px;top:50%;transform:translateY(-50%);
  width:auto;height:auto;color:var(--text-3);transition:transform .25s var(--ease),color .2s var(--ease);
}
.faq-accordion .accordion-button:not(.collapsed){color:var(--primary);}
.faq-accordion .accordion-button:not(.collapsed)::before{opacity:1;transform:scaleY(1);}
.faq-accordion .accordion-button:not(.collapsed)::after{transform:translateY(-50%) rotate(180deg);color:var(--primary);}
.faq-accordion .accordion-button:focus{box-shadow:none;outline:none;}
.faq-accordion .accordion-button:focus-visible{outline:2px solid var(--primary);outline-offset:2px;}
.faq-accordion .accordion-body{padding:0 44px 24px 0;font-size:15px;color:var(--text-2);line-height:1.85;}
.faq-accordion .accordion-button:hover{color:var(--primary-hover);}

/* ---------- 底部 CTA ---------- */
.cta-section{padding-bottom:104px;}
.cta-panel{
  position:relative;overflow:hidden;
  display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap;
  padding:52px 56px;border-radius:var(--r-lg);
  background:linear-gradient(120deg,rgba(62,230,184,.14),rgba(255,255,255,.04) 55%,rgba(245,184,75,.08));
  border:1px solid rgba(255,255,255,.12);
  box-shadow:var(--shadow-1);
}
.cta-panel::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:48px 48px;
  mask-image:linear-gradient(120deg,rgba(0,0,0,.7),transparent 70%);
  -webkit-mask-image:linear-gradient(120deg,rgba(0,0,0,.7),transparent 70%);
}
.cta-panel > *{position:relative;z-index:1;}
.cta-panel h2{font-size:clamp(22px,2.4vw,30px);}
.cta-panel p{color:var(--text-2);margin-top:12px;max-width:560px;font-size:15.5px;}

/* ---------- 页脚 ---------- */
.site-footer{position:relative;background:var(--bg-1);border-top:1px solid var(--line);overflow:hidden;}
.site-footer::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.35;
  background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:linear-gradient(180deg,rgba(0,0,0,.8),transparent 70%);
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.8),transparent 70%);
}
.footer-grid{
  position:relative;z-index:1;
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;
  padding-top:72px;padding-bottom:48px;
}
.footer-brand p{margin-top:18px;color:var(--text-2);font-size:14.4px;max-width:340px;}
.footer-col h3{font-size:15px;margin-bottom:18px;letter-spacing:.02em;}
.footer-col ul{display:grid;gap:12px;}
.footer-col a{font-size:14.2px;color:var(--text-2);position:relative;}
.footer-col a::after{
  content:"";position:absolute;left:0;right:100%;bottom:-3px;height:1px;background:var(--primary);
  transition:right .24s var(--ease);
}
.footer-col a:hover{color:var(--primary);}
.footer-col a:hover::after{right:0;}
.footer-bottom{
  position:relative;z-index:1;
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
  padding-top:22px;padding-bottom:28px;border-top:1px solid var(--line);
  font-size:13.4px;color:var(--text-3);
}
.fb-links{display:flex;gap:20px;flex-wrap:wrap;}
.fb-links a:hover{color:var(--primary);}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .channel-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .cc-wide{grid-column:span 2;}
  .flow-list{grid-template-columns:repeat(2,minmax(0,1fr));}
  .guard-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (max-width:991.98px){
  :root{--section:72px;}
  .search-box{display:none;}
  .nav-toggle{display:inline-flex;}
  .header-bottom{display:none;}
  .header-bottom.open{display:block;background:rgba(15,21,38,.98);border-top:1px solid var(--line);}
  .header-bottom.open .header-bottom-inner{display:block;}
  .header-bottom.open .channel-nav{flex-direction:column;align-items:stretch;gap:0;overflow:visible;}
  .header-bottom.open .channel-nav a{
    height:48px;display:flex;align-items:center;
    padding-top:0;padding-bottom:0;border-bottom:1px solid var(--line);
  }
  .header-bottom.open .channel-nav a::after{display:none;}
  .header-bottom.open .channel-nav a.active{color:var(--primary);}
  .header-bottom.open .hot-tags{margin-top:12px;padding-bottom:16px;}
  .split-block{grid-template-columns:1fr;gap:32px;}
  .hero-inner{padding-top:48px;padding-bottom:56px;}
  .hero-metrics{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;padding-top:56px;}
  .cta-panel{padding:40px 32px;}
}
@media (max-width:767.98px){
  .section{padding-top:60px;padding-bottom:60px;}
  .section-head{margin-bottom:30px;}
  .channel-grid{grid-template-columns:1fr;}
  .cc-wide{grid-column:span 1;display:flex;}
  .cc-wide .cc-media img{aspect-ratio:16/10;min-height:0;height:auto;}
  .flow-list{grid-template-columns:1fr;}
  .guard-grid{grid-template-columns:1fr;}
  .brand-text{font-size:16px;}
  .hero h1{font-size:30px;}
  .hero-lead{font-size:15.5px;}
  .hero-actions .btn-main,.hero-actions .btn-line{width:100%;}
  .quick-inner{flex-direction:column;align-items:flex-start;gap:10px;}
  .cta-section{padding-bottom:72px;}
}
@media (max-width:575.98px){
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .cta-panel{padding:32px 22px;}
  .metric-num{font-size:22px;}
  .faq-accordion .accordion-button{font-size:15.5px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important;}
}