/* roulang page: index */
:root{
  --bg:#060D1A;
  --bg-2:#0B1728;
  --bg-deep:#040A14;
  --card-bg:rgba(15,30,55,.55);
  --brand:#1F8FFF;
  --teal:#54E9C4;
  --teal-2:#39D6E0;
  --amber:#FFC85A;
  --text-main:#EAF2FF;
  --text-muted:#93A6C2;
  --text-faint:#5D7394;
  --border:rgba(255,255,255,.08);
  --border-soft:rgba(255,255,255,.12);
  --radius-lg:20px;
  --radius:14px;
  --radius-sm:10px;
  --shadow-lg:0 18px 50px rgba(0,0,0,.42);
  --transition:all .25s ease;
  --font-main:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --font-mono:ui-monospace,SFMono-Regular,Menlo,monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-main);
  background:var(--bg);
  color:var(--text-main);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
a:hover{color:inherit}
h1,h2,h3,h4,h5,h6{
  line-height:1.25;font-weight:600;color:var(--text-main);
}
ul{padding-left:0;list-style:none;margin-bottom:0}
button,input,select,textarea{font-family:inherit}
.container{max-width:1260px}
.icon{width:1em;height:1em;vertical-align:-.125em;flex:none}

/* ===== 玻璃与按钮 ===== */
.glass-card{
  background:var(--card-bg);
  -webkit-backdrop-filter:blur(16px) saturate(150%);
  backdrop-filter:blur(16px) saturate(150%);
  border:1px solid var(--border-soft);
  border-radius:var(--radius);
  box-shadow:var(--shadow-lg);
}
.btn-glow,.btn-ghost{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:.5rem;
  height:52px;
  padding:0 28px;
  border-radius:var(--radius-sm);
  font-weight:600;
  font-size:16px;
  transition:var(--transition);
  border:1px solid transparent;
  white-space:nowrap;
}
.btn-glow{
  color:#03110D;
  background:linear-gradient(135deg,var(--teal),var(--teal-2));
  box-shadow:0 0 24px rgba(84,233,196,.45), 0 10px 26px rgba(0,0,0,.22);
}
.btn-glow:hover{
  background:linear-gradient(135deg,#6CF4D5,#49E6D9);
  transform:translateY(-2px);
  box-shadow:0 0 32px rgba(84,233,196,.65), 0 14px 30px rgba(0,0,0,.25);
}
.btn-glow:active{transform:translateY(0);box-shadow:0 0 18px rgba(84,233,196,.5)}
.btn-ghost{
  background:rgba(255,255,255,.04);
  border-color:rgba(255,255,255,.2);
  color:#fff;
}
.btn-ghost:hover{border-color:var(--teal);color:var(--teal);box-shadow:0 0 18px rgba(84,233,196,.16);transform:translateY(-2px)}
.btn-narrow{height:44px;padding:0 20px;font-size:14px}
.btn-sm{height:38px;padding:0 18px;font-size:14px;border-radius:8px}

/* ===== 板块容器 ===== */
.section{padding:88px 0;position:relative}
.section-title{
  font-size:clamp(30px,4vw,38px);
  margin:0 0 14px;
  letter-spacing:-.5px;
}
.section-sub{color:var(--text-muted);font-size:17px;max-width:680px}
.sec-head{margin-bottom:42px}
.kicker{
  color:var(--teal);
  font-size:14px;
  letter-spacing:2px;
  display:inline-flex;
  align-items:center;
  gap:8px;
  margin-bottom:14px;
}
.kicker::before{content:"";width:22px;height:2px;background:linear-gradient(90deg,var(--teal),transparent);border-radius:2px}
.section-overline{
  font-size:13px;
  font-weight:400;
  color:var(--text-faint);
  letter-spacing:1.5px;
}

/* ===== 顶部导航 ===== */
.site-header{
  position:fixed;
  top:0;left:0;right:0;
  height:84px;
  z-index:1080;
  display:flex;
  align-items:center;
  transition:height .2s ease,background .2s ease,border-color .2s ease;
  border-bottom:1px solid transparent;
  background:linear-gradient(180deg,rgba(6,13,26,.6),rgba(6,13,26,0));
}
.site-header.scrolled{
  height:68px;
  background:rgba(4,12,24,.88);
  border-bottom:1px solid rgba(255,255,255,.08);
  -webkit-backdrop-filter:blur(18px);
  backdrop-filter:blur(18px);
}
.site-header .container{display:flex;align-items:center;gap:10px}
.brand{
  display:inline-flex;
  align-items:center;
  gap:12px;
  min-width:0;
  margin-right:auto;
  flex-shrink:0;
}
.brand-mark{
  width:40px;height:40px;
  border-radius:12px;
  display:grid;place-items:center;
  background:linear-gradient(140deg,rgba(31,143,255,.25),rgba(84,233,196,.14));
  border:1px solid rgba(84,233,196,.35);
  box-shadow:0 0 18px rgba(84,233,196,.12), inset 0 0 12px rgba(31,143,255,.08);
  flex:none;
}
.brand-name{
  display:flex;flex-direction:column;
  font-weight:700;
  line-height:1.25;
  letter-spacing:.3px;
  overflow:hidden;
  white-space:nowrap;
}
.brand-main{font-size:17px;color:#fff}
.brand-name span.brand-tag{
  font-size:11px;
  color:var(--teal);
  font-weight:600;
}
.nav-scroll{
  display:flex;
  align-items:center;
  gap:8px;
}
.nav-links{
  display:flex;
  align-items:center;
  gap:20px;
  padding-right:12px;
}
.nav-item{
  position:relative;
  color:var(--text-muted);
  font-size:15px;
  font-weight:500;
  padding:10px 2px;
  transition:var(--transition);
}
.nav-item:hover{color:#fff}
.nav-item::after{
  content:"";
  position:absolute;
  left:0;bottom:4px;
  width:0;height:2px;
  background:var(--teal);
  border-radius:3px;
  box-shadow:0 0 10px var(--teal);
  transition:width .25s ease;
}
.nav-item:hover::after,.nav-item.active::after{width:22px}
.nav-item.active{color:#fff}
.nav-item.active::before{
  content:"";
  position:absolute;
  left:50%;
  bottom:-1px;
  width:4px;height:4px;
  margin-left:-2px;
  border-radius:50%;
  background:var(--teal);
  box-shadow:0 0 8px var(--teal);
}
.nav-cta{flex-shrink:0}
.menu-toggle{
  display:none;
  width:42px;height:42px;
  border-radius:10px;
  border:1px solid rgba(255,255,255,.15);
  background:rgba(255,255,255,.05);
  color:#fff;
  align-items:center;
  justify-content:center;
  cursor:pointer;
  font-size:21px;
  z-index:1200;
}
.menu-toggle i{display:block;width:18px;height:2px;background:#fff;margin:4px 0}
@media (min-width:1200px){.nav-links{gap:26px}}
@media (max-width:991.98px){
  .site-header{height:70px}
  .site-header.scrolled{height:64px}
  .menu-toggle{
    display:inline-flex;
    flex-direction:column;
    gap:0;
    justify-content:center;
  }
  .nav-scroll{
    position:fixed;
    top:0;right:0;bottom:0;
    width:min(84vw,420px);
    height:100vh;
    background:rgba(5,15,30,.96);
    -webkit-backdrop-filter:blur(22px);
    backdrop-filter:blur(22px);
    flex-direction:column;
    align-items:flex-start;
    justify-content:flex-start;
    padding:94px 28px 32px;
    gap:0;
    transform:translateX(100%);
    transition:transform .28s ease;
    border-left:1px solid rgba(255,255,255,.1);
  }
  .nav-scroll.open{transform:translateX(0)}
  .nav-links{flex-direction:column;width:100%;align-items:stretch;gap:2px}
  .nav-item{color:#fff;display:block;padding:15px 0;font-size:18px}
  .nav-item::after,.nav-item.active::after{content:none}
  .nav-item.active .nav-link-text{color:var(--teal)}
  .nav-item.active::before{display:none}
  .nav-cta{width:100%;margin-top:18px}
  .nav-cta .btn-glow{width:100%}
}

/* ===== Hero ===== */
.hero{
  position:relative;
  min-height:100vh;
  padding:160px 0 84px;
  display:flex;
  align-items:center;
  overflow:hidden;
  background:
    radial-gradient(900px 460px at 14% 22%,rgba(31,143,255,.2),transparent 60%),
    radial-gradient(650px 380px at 82% 72%,rgba(84,233,196,.09),transparent 60%),
    linear-gradient(180deg,rgba(2,8,20,.5),rgba(6,13,26,.92)),
    url("/assets/images/backpic/back-1.png") center 20% / cover no-repeat;
}
.hero::after{
  content:"";
  position:absolute;
  inset:auto 0 0;
  height:120px;
  background:linear-gradient(0deg,rgba(6,13,26,1),transparent);
  z-index:1;
  pointer-events:none;
}
.hero-glow{
  position:absolute;top:0;left:0;width:100%;height:100%;
  background-image:repeating-linear-gradient(90deg,rgba(255,255,255,.025) 0 1px,transparent 1px 84px);
  pointer-events:none;
  z-index:0;
}
.hero-content{position:relative;z-index:2}
.hero-chip{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:6px 14px;
  border-radius:999px;
  background:rgba(84,233,196,.08);
  border:1px solid rgba(84,233,196,.28);
  color:var(--teal);
  font-size:13px;
  letter-spacing:.4px;
  margin-bottom:18px;
}
.hero-title{
  font-size:clamp(34px,5.4vw,56px);
  font-weight:700;
  margin:0 0 20px;
  letter-spacing:-1.2px;
}
.hero-title .hl{
  color:transparent;
  background:linear-gradient(90deg,#65F2D0,#24B2DC 80%);
  -webkit-background-clip:text;
  background-clip:text;
}
.hero-sub{
  font-size:19px;
  color:var(--text-muted);
  max-width:580px;
  margin:0 0 30px;
  line-height:1.7;
}
.hero-btns{display:flex;flex-wrap:wrap;gap:14px}
.hero-metrics{
  margin-top:44px;
  display:flex;
  flex-wrap:wrap;
  gap:10px 30px;
}
.metric-cell{
  display:flex;
  align-items:center;
  gap:10px;
  color:var(--text-muted);
  font-size:14px;
}
.metric-cell .dot{width:7px;height:7px;border-radius:50%;background:var(--teal);box-shadow:0 0 8px var(--teal)}

/* Hero 登录面板 */
.login-panel-wrap{position:relative;z-index:2}
.login-panel{
  position:relative;
  border-radius:24px;
  padding:30px 28px 22px;
  background:linear-gradient(150deg,rgba(20,40,72,.68),rgba(8,20,38,.6));
  -webkit-backdrop-filter:blur(18px) saturate(150%);
  backdrop-filter:blur(18px) saturate(150%);
  border:1px solid rgba(255,255,255,.16);
  box-shadow:0 24px 70px rgba(0,0,0,.42);
  overflow:hidden;
}
.login-panel::before{
  content:"";
  position:absolute;top:0;left:24px;right:24px;
  height:1px;background:linear-gradient(90deg,transparent,rgba(84,233,196,.6),transparent);
}
.login-panel-top{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:22px;
}
.login-icon{
  width:34px;height:34px;
  border-radius:10px;
  background:rgba(84,233,196,.1);
  border:1px solid rgba(84,233,196,.3);
  display:grid;place-items:center;
  color:var(--teal);
  font-size:16px;
}
.login-panel-top h2{
  font-size:18px;margin:0;
  font-weight:600;
}
.login-panel-top p{margin:0;font-size:12px;color:var(--text-faint)}
.login-form .form-group{margin-bottom:14px}
.login-form label{
  color:var(--text-muted);
  font-size:13px;
  margin-bottom:6px;
}
.login-input{
  width:100%;
  height:48px;
  border-radius:10px;
  background:rgba(2,10,20,.62);
  border:1px solid rgba(255,255,255,.14);
  color:#fff;
  font-size:15px;
  padding:0 15px;
  outline:none;
  transition:var(--transition);
}
.login-input::placeholder{color:var(--text-faint)}
.login-input:focus{
  border-color:var(--teal);
  box-shadow:0 0 0 3px rgba(84,233,196,.16);
}
.code-row{display:flex;gap:10px}
.code-row .login-input{flex:1}
.code-btn{
  height:48px;
  flex:none;
  width:112px;
  border-radius:10px;
  border:1px solid rgba(84,233,196,.35);
  background:rgba(84,233,196,.08);
  color:var(--teal);
  font-size:13px;
  cursor:pointer;
  transition:var(--transition);
}
.code-btn:hover{background:rgba(84,233,196,.16)}
.login-submit{
  width:100%;
  height:50px;
  margin-top:6px;
}
.login-safe{
  display:flex;
  align-items:flex-start;
  gap:8px;
  margin-top:14px;
  color:var(--text-muted);
  font-size:12px;
  line-height:1.55;
}
.login-safe input{margin-top:3px;accent-color:var(--teal);flex:none}
.login-safe a{color:var(--text-muted);text-decoration:underline;text-underline-offset:2px}
.login-safe a:hover{color:var(--teal)}
.panel-note{
  background:rgba(84,233,196,.06);
  border:1px dashed rgba(84,233,196,.22);
  border-radius:8px;
  color:var(--teal);
  font-size:12px;
  padding:8px 10px;
  margin-top:14px;
  text-align:center;
}
@media (max-width:991.98px){
  .hero{padding-top:140px}
  .login-panel-wrap{margin-top:38px}
}
@media (max-width:575.98px){
  .hero{padding-top:124px;min-height:auto}
  .hero-title{font-size:33px}
  .hero-sub{font-size:16px}
  .hero-btns .btn-glow,.hero-btns .btn-ghost{width:100%}
  .login-panel{padding:24px 18px 20px}
}

/* ===== 权益阶梯 ===== */
.tier-section{
  background:linear-gradient(180deg,var(--bg),#081424 52%,var(--bg));
}
.tier-grid{
  display:grid;
  grid-template-columns:1.05fr 1.05fr 1.4fr;
  gap:20px;
  align-items:stretch;
}
.tier-card{
  position:relative;
  padding:28px 24px 26px;
  background:var(--card-bg);
  -webkit-backdrop-filter:blur(16px) saturate(150%);
  backdrop-filter:blur(16px) saturate(150%);
  border:1px solid var(--border-soft);
  border-radius:var(--radius);
  overflow:hidden;
  transition:var(--transition);
}
.tier-card:hover{
  transform:translateY(-5px);
  border-color:rgba(255,255,255,.25);
}
.tier-card .step-no{
  display:flex;
  align-items:center;
  gap:12px;
  margin-bottom:16px;
}
.step-num{
  width:34px;height:34px;
  border-radius:9px;
  display:grid;place-items:center;
  background:rgba(84,233,196,.1);
  border:1px solid rgba(84,233,196,.32);
  color:var(--teal);
  font-weight:700;
  font-family:var(--font-mono);
}
.tier-name{font-size:22px;font-weight:600;margin:0}
.tier-tag{color:var(--text-faint);font-size:13px;margin-top:2px}
.tier-perks{margin:20px 0 24px}
.tier-perks li{
  color:var(--text-muted);
  padding-left:20px;
  position:relative;
  margin-bottom:10px;
  font-size:14px;
}
.tier-perks li::before{
  content:"";
  position:absolute;left:2px;top:11px;
  width:8px;height:8px;
  border-radius:50%;
  border:1px solid var(--teal);
  box-shadow:0 0 6px rgba(84,233,196,.3);
}
.tier-main{
  transform:translateY(-10px);
  padding:34px 28px 30px;
  background:linear-gradient(155deg,rgba(20,48,84,.72),rgba(8,25,48,.72));
  border-color:rgba(84,233,196,.5);
  box-shadow:0 16px 48px rgba(0,0,0,.35),0 0 0 1px rgba(84,233,196,.05),0 0 30px rgba(84,233,196,.1);
  z-index:2;
}
.tier-main::before{
  content:"";
  position:absolute;
  top:0;left:16px;right:16px;
  height:1px;
  background:linear-gradient(90deg,transparent,rgba(84,233,196,.7),transparent);
}
.tier-main .step-num{background:var(--teal);color:#04140f;border-color:var(--teal);box-shadow:0 0 14px var(--teal)}
.tier-main .tier-name{color:#fff;font-size:25px}
.tier-main .tier-perks li{color:#CDDCEC}
.tier-flag{
  position:absolute;top:18px;right:-34px;
  transform:rotate(45deg);
  transform-origin:top top;
  background:var(--amber);
  color:#231303;
  font-size:11px;
  font-weight:600;
  width:126px;text-align:center;
  padding:5px 0;
  letter-spacing:.5px;
}
@media (max-width:1199.98px){
  .tier-grid{grid-template-columns:1fr 1fr}
  .tier-main{grid-column:1 / -1;transform:none;order:-1}
}
@media (max-width:767.98px){
  .tier-grid{grid-template-columns:1fr}
  .tier-main{grid-column:auto;order:0;transform:none}
  .tier-card:hover{transform:none}
}

/* ===== 套餐对比 ===== */
.compare-section{
  background:linear-gradient(180deg,#081323,#060D1A);
}
.compare-headline{display:flex;align-items:flex-end;gap:20px;flex-wrap:wrap;justify-content:space-between}
.compare-note{color:var(--text-faint);font-size:14px;margin-top:10px}
.compare-panel{
  padding:26px;
  border-radius:var(--radius-lg);
  background:var(--card-bg);
  -webkit-backdrop-filter:blur(16px) saturate(150%);
  backdrop-filter:blur(16px) saturate(150%);
  border:1px solid var(--border-soft);
  box-shadow:var(--shadow-lg);
}
.compare-scroll{overflow-x:auto}
.compare-row{
  display:grid;
  grid-template-columns:178px repeat(4,1fr);
  min-width:860px;
  border-bottom:1px solid rgba(255,255,255,.06);
}
.compare-row:last-child{border-bottom:none}
.compare-row .cell{
  padding:17px 14px;
  font-size:14px;
  color:var(--text-muted);
  display:flex;
  align-items:center;
}
.compare-row .cell-head{
  font-weight:600;
  color:var(--text-main);
  background:rgba(2,10,20,.18);
}
.compare-row .cell-desc{color:var(--text-main)}
.compare-row.head .cell{
  font-weight:600;
  font-size:15px;
  color:var(--text-main);
  padding:15px;
  background:rgba(2,10,20,.25);
}
.compare-row .reco-col{
  position:relative;
  background:rgba(84,233,196,.05);
}
.compare-row .reco-col::before{
  content:"";
  position:absolute;
  left:8px;right:8px;top:0;
  height:1px;
  background:linear-gradient(90deg,transparent,var(--teal),transparent);
}
.pack-price{
  font-family:var(--font-mono);
  color:var(--amber);
  font-weight:600;
  font-size:17px;
}
.mark-yes{color:var(--teal);font-weight:600}
.mark-no{color:var(--text-faint)}
.mark-badge{
  display:inline-flex;
  padding:2px 9px;
  border-radius:8px;
  background:rgba(84,233,196,.08);
  border:1px solid rgba(84,233,196,.25);
  color:var(--teal);
  font-size:12px;
}
.reco-label{
  position:absolute;
  top:-10px;left:50%;
  transform:translateX(-50%);
  background:var(--amber);
  color:#261703;
  font-size:11px;
  font-weight:700;
  border-radius:999px;
  padding:2px 11px;
  z-index:2;
  white-space:nowrap;
  box-shadow:0 4px 14px rgba(255,200,90,.24);
}
.reco-column{
  margin-top:0;
  position:relative;
}
.compare-cta{
  margin-top:30px;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:center;
  gap:14px;
}
@media (max-width:991.98px){
  .compare-panel{padding:20px 12px}
}
@media (max-width:575.98px){
  .compare-note{margin-top:4px}
}

/* ===== 限时活动条 ===== */
.limited-banner{
  border-radius:var(--radius-lg);
  padding:42px 36px;
  position:relative;
  border:1px solid rgba(84,233,196,.3);
  background:
    linear-gradient(135deg,rgba(9,31,55,.85),rgba(7,18,35,.9)),
    url("/assets/images/backpic/back-2.webp") center / cover no-repeat;
  overflow:hidden;
}
.limited-banner::before{
  content:"";
  position:absolute;
  top:0;left:20%;right:10%;
  height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.35),transparent);
}
.limited-inner{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:26px 32px;
  justify-content:space-between;
}
.limited-label{
  color:var(--amber);
  font-weight:600;
  letter-spacing:1px;
  font-size:15px;
  display:flex;
  align-items:center;
  gap:10px;
}
.limited-label .pulse{
  width:8px;height:8px;border-radius:50%;
  background:var(--amber);
  box-shadow:0 0 0 0 rgba(255,200,90,.5);
  animation:pulse 2s infinite;
}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(255,200,90,.5)}
  70%{box-shadow:0 0 0 12px rgba(255,200,90,0)}
  100%{box-shadow:0 0 0 0 rgba(255,200,90,0)}
}
.limited-title{font-size:24px;font-weight:700;margin-top:6px}
.limited-badge{
  background:rgba(255,200,90,.14);
  color:var(--amber);
  border:1px solid rgba(255,200,90,.4);
  border-radius:999px;
  font-size:12px;
  padding:4px 12px;
  display:inline-flex;
}
.countdown{
  display:flex;
  gap:10px;
  align-items:center;
}
.time-box{
  background:rgba(2,10,20,.65);
  border:1px solid rgba(255,255,255,.14);
  min-width:66px;
  padding:8px 10px 6px;
  text-align:center;
  border-radius:10px;
  box-shadow:0 8px 18px rgba(0,0,0,.25);
}
.time-box span{
  display:block;
  font-family:var(--font-mono);
  font-size:24px;
  color:var(--teal);
  line-height:1.35;
  text-shadow:0 0 12px rgba(84,233,196,.5);
}
.time-box small{color:var(--text-faint);font-size:12px}
.time-sep{color:var(--text-faint)}
.limited-action{display:flex;flex-direction:column;gap:10px;align-items:flex-start}
.limited-action small{color:var(--text-muted);font-size:12px}
@media (max-width:767.98px){
  .limited-inner{flex-direction:column;align-items:flex-start}
  .countdown{gap:6px}
  .time-box{min-width:56px}
  .time-box span{font-size:20px}
  .limited-banner{padding:30px 20px}
  .limited-badge{display:none}
}

/* ===== 最新资讯 ===== */
.news-grid{display:grid;gap:24px}
.news-featured{
  display:grid;
  grid-template-columns:1.08fr 1fr;
  gap:0;
  overflow:hidden;
  border-radius:24px;
}
.news-featured .news-figure{
  min-height:300px;
  background-position:center;background-size:cover;
  position:relative;
}
.news-featured .news-figure::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,transparent 20%,rgba(6,13,26,.45))}
.news-featured .news-body{padding:30px 28px}
.news-label{
  font-size:12px;
  font-weight:600;
  color:var(--teal);
  display:inline-block;
  padding:3px 10px;
  background:rgba(84,233,196,.1);
  border-radius:999px;
  border:1px solid rgba(84,233,196,.25);
  margin-bottom:12px;
}
.news-meta{
  color:var(--text-faint);
  font-size:13px;
  display:flex;
  align-items:center;
  gap:14px;
  flex-wrap:wrap;
  margin-bottom:12px;
}
.news-title{
  font-size:23px;
  font-weight:700;
  margin-bottom:12px;
  line-height:1.45;
}
.news-excerpt{
  color:var(--text-muted);
  font-size:15px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  margin-bottom:18px;
}
.news-link{
  color:var(--teal);
  font-size:15px;
  font-weight:600;
  display:inline-flex;
  gap:8px;
  align-items:center;
  transition:var(--transition);
}
.news-link:hover{gap:12px}
.news-thumbs{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:16px;
}
.news-card{
  display:flex;
  align-items:center;
  gap:15px;
  border-radius:var(--radius);
  background:rgba(255,255,255,.03);
  border:1px solid rgba(255,255,255,.06);
  padding:14px;
  transition:var(--transition);
}
.news-card:hover{
  border-color:rgba(84,233,196,.3);
  background:rgba(84,233,196,.04);
  transform:translateY(-3px);
}
.news-thumb{
  width:126px;height:88px;
  flex:none;
  border-radius:10px;
  background-size:cover;
  background-position:center;
  position:relative;
}
.news-card .meta-row{
  color:var(--text-faint);
  font-size:12px;
  margin-bottom:4px;
}
.news-card .meta-title{
  font-size:16px;
  font-weight:600;
  line-height:1.45;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  margin-bottom:8px;
}
.news-card .read-more{
  color:var(--text-muted);
  font-size:13px;
  display:inline-flex;gap:6px;align-items:center;
}
.news-card:hover .read-more{color:var(--teal)}
.news-empty{
  text-align:center;
  padding:52px 24px;
  border-radius:20px;
  background:rgba(255,255,255,.03);
  border:1px dashed rgba(255,255,255,.12);
  color:var(--text-muted);
}
@media (max-width:767.98px){
  .news-featured{grid-template-columns:1fr}
  .news-featured .news-figure{min-height:190px}
  .news-featured .news-body{padding:22px}
  .news-thumbs{grid-template-columns:1fr}
  .news-thumb{width:110px;height:82px}
}

/* ===== FAQ ===== */
.faq-area{background:linear-gradient(180deg,#060D1A,#0A182A)}
.faq-list{max-width:830px;margin:0 auto}
.faq-item{
  border:1px solid rgba(255,255,255,.1);
  border-radius:13px;
  background:rgba(15,30,55,.38);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  margin-bottom:14px;
  overflow:hidden;
}
.faq-header{margin:0}
.faq-btn{
  width:100%;
  background:transparent;
  border:0;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:19px 20px;
  color:#fff;
  text-align:left;
  font-size:16px;
  font-weight:500;
  cursor:pointer;
  transition:var(--transition);
}
.faq-btn:hover{color:var(--teal)}
.faq-icon{
  width:26px;height:26px;
  flex:none;
  border-radius:50%;
  border:1px solid rgba(255,255,255,.25);
  display:inline-grid;
  place-items:center;
  font-size:18px;
  font-weight:300;
  line-height:1;
  color:var(--teal);
  transition:transform .3s ease;
}
.faq-btn[aria-expanded="true"] .faq-icon{transform:rotate(45deg);background:var(--teal);color:#04140f;border-color:var(--teal)}
.faq-body-inner{
  color:var(--text-muted);
  font-size:15px;
  line-height:1.8;
  padding:2px 20px 20px;
  border-bottom:1px solid rgba(84,233,196,.15);
}

/* ===== 咨询表单 ===== */
.contact-area{background:linear-gradient(180deg,#0A182A,#060D1A)}
.contact-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:44px;align-items:center}
.contact-promo .heading-strong{font-size:28px;font-weight:700;line-height:1.4;margin:16px 0}
.contact-promo ul{margin-top:20px}
.contact-promo ul li{
  color:var(--text-muted);
  font-size:16px;
  padding:9px 0 9px 26px;
  position:relative;
}
.contact-promo ul li::before{
  content:"→";
  position:absolute;left:0;
  color:var(--teal);
  font-weight:600;
}
.contact-panel{
  border-radius:22px;
  padding:34px;
}
.form-label{color:var(--text-muted);font-size:14px}
.form-control,.form-select{
  background:rgba(2,10,20,.62);
  border:1px solid rgba(255,255,255,.14);
  border-radius:11px;
  color:#fff;
  min-height:50px;
  padding:10px 15px;
  font-size:15px;
  transition:var(--transition);
}
.form-control::placeholder{color:var(--text-faint)}
.form-control:focus,.form-select:focus{
  background:rgba(2,10,20,.8);
  border-color:var(--teal);
  box-shadow:0 0 0 3px rgba(84,233,196,.18);
  color:#fff;
}
.form-select option{color:#0b1728}
.form-sub-note{color:var(--text-faint);font-size:12px;margin-top:8px}
@media (max-width:991.98px){
  .contact-grid{grid-template-columns:1fr;gap:32px}
}
@media (max-width:575.98px){
  .contact-panel{padding:22px 16px}
}

/* ===== CTA ===== */
.cta-banner{
  border-radius:var(--radius-lg);
  padding:50px 14px;
  background:linear-gradient(140deg,rgba(84,233,196,.1),rgba(25,72,115,.08)),url("/assets/images/backpic/back-3.webp") center/cover no-repeat;
  border:1px solid rgba(255,255,255,.14);
  position:relative;
  text-align:center;
}
.cta-banner h2{font-size:clamp(25px,3.2vw,34px);font-weight:700}
.cta-banner p{color:var(--text-muted);max-width:600px;margin:14px auto 26px}
@media (max-width:575.98px){
  .cta-banner{padding:38px 10px}
}

/* ===== 页脚 ===== */
.site-footer{
  background:var(--bg-deep);
  border-top:1px solid rgba(255,255,255,.06);
  padding:54px 0 30px;
}
.footer-top{
  display:flex;
  gap:36px;
  justify-content:space-between;
  flex-wrap:wrap;
  padding-bottom:30px;
  border-bottom:1px solid rgba(255,255,255,.06);
}
.footer-brand .brand-mini{
  display:flex;align-items:center;gap:12px;
  font-size:19px;font-weight:700;
  margin-bottom:10px;
}
.footer-brand p{color:var(--text-muted);font-size:15px;max-width:420px;margin:0}
.footer-links{
  display:flex;
  align-items:flex-start;
  gap:24px;
  flex-wrap:wrap;
}
.footer-links a{
  color:var(--text-muted);
  font-size:15px;
  display:block;
  padding:5px 0;
  transition:var(--transition);
}
.footer-links a:hover{color:var(--teal)}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  align-items:center;
  justify-content:space-between;
  padding-top:20px;
  color:var(--text-faint);
  font-size:13px;
}
.footer-bottom .leg{color:var(--text-faint)}
.back-to-top{
  position:fixed;
  right:22px;
  bottom:24px;
  z-index:900;
  width:46px;height:46px;
  border-radius:14px;
  background:rgba(15,30,55,.72);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border:1px solid rgba(255,255,255,.18);
  color:#fff;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  font-size:21px;
  text-decoration:none;
  box-shadow:0 8px 24px rgba(0,0,0,.3);
  transition:var(--transition);
}
.back-to-top:hover{
  color:var(--teal);
  border-color:rgba(84,233,196,.6);
  transform:translateY(-3px);
}
@media (max-width:575.98px){
  .section{padding:56px 0}
  .back-to-top{right:14px;bottom:14px;width:42px;height:42px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
.toast-message{
  background:rgba(15,42,30,.96);
  border:1px solid rgba(84,233,196,.35);
  color:#c9f8e7;
  padding:12px 16px;
  border-radius:12px;
  font-size:14px;
  position:fixed;
  left:50%;
  bottom:30px;
  transform:translateX(-50%);
  z-index:1300;
  box-shadow:0 16px 46px rgba(0,0,0,.4);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  animation:fadeup .3s ease;
  max-width:calc(100% - 32px);
}
@keyframes fadeup{
  from{opacity:0;transform:translate(-50%,16px)}
  to{opacity:1;transform:translate(-50%,0)}
}
:focus-visible{outline:2px solid var(--teal);outline-offset:3px;border-radius:4px}

/* roulang page: article */
:root {
  --bg-deep: #040A14;
  --bg-body: #060D1A;
  --bg-panel: #0B1728;
  --glass: rgba(15, 30, 55, 0.6);
  --glass-border: rgba(255, 255, 255, 0.12);
  --cyan: #54E9C4;
  --cyan-rgb: 84, 233, 196;
  --brand-blue: #1F8FFF;
  --amber: #FFC85A;
  --text-main: #EAF2FF;
  --text-sub: #93A6C2;
  --text-weak: #5D7394;
  --radius-lg: 22px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.28);
  --font-main: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, monospace;
}
*,
*::before,
*::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-main);
  color: var(--text-main);
  background: var(--bg-body);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: var(--cyan); text-decoration: none; transition: color 0.2s ease, opacity 0.2s ease, border-color 0.2s ease; }
a:hover { color: #7ff1db; text-decoration: none; }
button, input, select, textarea { font-family: inherit; }
.container { max-width: 1260px; }
i[class*="bi-"] { line-height: 1; }
:focus-visible { outline: 2px solid var(--cyan); outline-offset: 3px; border-radius: 4px; }
[data-bs-theme] { color-scheme: dark; }

/* ===== 导航 ===== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1080;
  height: 84px;
  background: linear-gradient(180deg, rgba(5, 14, 28, 0.52), rgba(5, 14, 28, 0.16));
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  transition: height 0.2s ease, background 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}
.site-header.header-scrolled {
  height: 68px;
  background: rgba(4, 12, 24, 0.88);
  border-bottom-color: rgba(255, 255, 255, 0.06);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.32);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
}
.site-header-inner {
  display: flex;
  align-items: center;
  gap: 24px;
  height: 84px;
  transition: height 0.2s ease;
}
.header-scrolled .site-header-inner { height: 68px; }
.brand-logo { display: inline-flex; align-items: center; gap: 10px; flex-shrink: 0; }
.brand-mark {
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 12px;
  background: rgba(15, 30, 55, 0.52);
  box-shadow: 0 0 0 1px rgba(84, 233, 196, 0.06), 0 0 18px rgba(84, 233, 196, 0.1) inset;
}
.brand-text { color: var(--text-main); font-size: 18px; font-weight: 700; letter-spacing: 0.2px; white-space: nowrap; }
.brand-short { display: none; }
.nav-scroll { display: flex; align-items: center; gap: 32px; margin-left: auto; }
.nav-links { display: flex; align-items: center; gap: 32px; }
.nav-item {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 2px;
  color: rgba(234, 242, 255, 0.76);
  font-size: 15px;
  font-weight: 500;
  transition: color 0.2s ease;
}
.nav-item::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 2px;
  width: 0;
  height: 2px;
  border-radius: 99px;
  background: var(--cyan);
  box-shadow: 0 0 10px rgba(84, 233, 196, 0.75);
  transition: width 0.2s ease;
}
.nav-item:hover { color: #ffffff; }
.nav-item:hover::after { width: 100%; }
.nav-item.active { color: #ffffff; font-weight: 600; }
.nav-item.active::after { width: 100%; }
.nav-item.active .nav-link-text { text-shadow: 0 0 16px rgba(84, 233, 196, 0.28); }
.nav-cta { display: flex; align-items: center; gap: 14px; }
.nav-burger {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(12, 26, 47, 0.64);
  color: var(--text-main);
  border-radius: 12px;
  font-size: 22px;
  padding: 0;
  cursor: pointer;
  transition: background 0.2s ease, border-color 0.2s ease;
}
.nav-burger:hover { border-color: rgba(84, 233, 196, 0.6); background: rgba(15, 30, 55, 0.8); }
.nav-burger i { display: none; }
.nav-burger .icon-bars { display: inline-block; }
.site-header.nav-open .nav-burger .icon-bars { display: none; }
.site-header.nav-open .nav-burger .icon-close { display: inline-block; }

/* ===== 按钮 ===== */
.btn-glow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 48px;
  padding: 0 28px;
  border: 0;
  border-radius: 10px;
  background: linear-gradient(135deg, #54E9C4, #26D2A8);
  color: #04140f;
  font-weight: 700;
  font-size: 16px;
  line-height: 1;
  box-shadow: 0 0 24px rgba(84, 233, 196, 0.32), 0 4px 18px rgba(0, 0, 0, 0.18);
  transition: transform 0.2s ease, box-shadow 0.2s ease, filter 0.2s ease, color 0.2s;
  white-space: nowrap;
}
.btn-glow:hover { color: #04140f; transform: translateY(-2px); box-shadow: 0 0 34px rgba(84, 233, 196, 0.52), 0 8px 24px rgba(0, 0, 0, 0.24); filter: brightness(1.05); }
.btn-glow:active { transform: translateY(0); box-shadow: 0 0 16px rgba(84, 233, 196, 0.3); }
.btn-narrow { height: 40px; padding: 0 19px; font-size: 14px; }
.btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 48px;
  padding: 0 26px;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.05);
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  transition: border-color 0.2s ease, background 0.2s ease, color 0.2s ease, transform 0.2s ease;
}
.btn-ghost:hover { color: #fff; border-color: rgba(84, 233, 196, 0.8); background: rgba(84, 233, 196, 0.08); transform: translateY(-2px); }
.btn-ghost:active { transform: translateY(1px); }

/* ===== 文章 Hero ===== */
.article-page { background: var(--bg-body); }
.article-hero {
  position: relative;
  padding: 170px 0 96px;
  background:
    radial-gradient(circle at 82% 16%, rgba(84, 233, 196, 0.12), transparent 360px),
    linear-gradient(180deg, rgba(4, 12, 24, 0.78), rgba(6, 13, 26, 0.96)),
    url("/assets/images/backpic/back-1.png") center 30% / cover no-repeat;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  overflow: hidden;
}
.article-hero::before {
  content: "";
  position: absolute;
  width: 520px;
  height: 520px;
  left: -120px;
  top: 40px;
  background: radial-gradient(circle, rgba(31, 143, 255, 0.16), transparent 66%);
  pointer-events: none;
}
.article-hero::after {
  content: "";
  position: absolute;
  right: 8%;
  top: 18%;
  width: 1px;
  height: 160px;
  background: linear-gradient(180deg, transparent, rgba(84, 233, 196, 0.5), transparent);
  opacity: 0.7;
  pointer-events: none;
}
.article-hero .container { position: relative; z-index: 2; }
.article-head-wrap { max-width: 920px; margin: 0 auto; text-align: center; }

/* 面包屑 */
.breadcrumb-ribbon {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
  font-size: 13px;
  color: var(--text-weak);
}
.breadcrumb-ribbon a { color: rgba(234, 242, 255, 0.72); font-weight: 500; }
.breadcrumb-ribbon a:hover { color: var(--cyan); }
.breadcrumb-sep { color: rgba(234, 242, 255, 0.26); font-size: 11px; }
.breadcrumb-ribbon .crumb-static { color: rgba(234, 242, 255, 0.52); }
.breadcrumb-ribbon .crumb-current { color: #d7e5ff; font-weight: 600; }
.article-title {
  margin: 0 0 16px;
  font-size: clamp(32px, 5.2vw, 52px);
  font-weight: 700;
  line-height: 1.22;
  letter-spacing: 0.4px;
  color: #ffffff;
  text-wrap: balance;
}
.article-meta-line {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 20px;
  font-size: 14px;
  color: var(--text-sub);
}
.meta-item { display: inline-flex; align-items: center; gap: 7px; }
.meta-item i { color: var(--cyan); font-size: 14px; }
.article-hero-line {
  width: 72px;
  height: 3px;
  margin: 28px auto 0;
  border-radius: 99px;
  background: linear-gradient(90deg, rgba(84, 233, 196, 0.3), var(--cyan), transparent);
}

/* ===== 正文卡片 ===== */
.article-main { position: relative; padding: 0 0 30px; }
.article-sheet-wrap { position: relative; z-index: 4; margin-top: -56px; }
.article-sheet {
  max-width: 900px;
  margin: 0 auto;
  padding: clamp(24px, 5vw, 52px);
  background: rgba(8, 19, 38, 0.88);
  border: 1px solid var(--glass-border);
  border-radius: 24px;
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.4);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
  backdrop-filter: blur(20px) saturate(140%);
}
.article-thumb { margin-bottom: 40px; border-radius: 16px; overflow: hidden; border: 1px solid rgba(255, 255, 255, 0.08); box-shadow: 0 10px 30px rgba(0, 0, 0, 0.28); }
.article-thumb img { width: 100%; aspect-ratio: 16 / 7.2; object-fit: cover; }
.cms-content { color: #d7e3f7; font-size: 17px; line-height: 1.95; }
.cms-content > *:last-child { margin-bottom: 0; }
.cms-content p { margin-bottom: 1.55em; }
.cms-content h2, .cms-content h3 { color: #ffffff; font-weight: 700; line-height: 1.5; margin: 1.6em 0 0.8em; }
.cms-content h2 { font-size: 26px; }
.cms-content h3 { font-size: 21px; }
.cms-content a { color: var(--cyan); border-bottom: 1px solid rgba(84, 233, 196, 0.4); }
.cms-content a:hover { color: #7ff1db; border-bottom-color: var(--cyan); }
.cms-content ul, .cms-content ol { padding-left: 1.4em; margin: 0 0 1.6em; }
.cms-content li { margin-bottom: 0.45em; }
.cms-content img { border-radius: 16px; margin: 1.8em 0; }
.cms-content blockquote {
  position: relative;
  margin: 2em 0;
  padding: 22px 24px;
  background: rgba(84, 233, 196, 0.06);
  border-left: 3px solid var(--cyan);
  border-radius: 0 14px 14px 0;
  color: #c4d4ed;
}
.cms-content blockquote p { margin: 0; }
.cms-content code {
  font-family: var(--font-mono);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--cyan);
  border-radius: 6px;
  padding: 2px 7px;
  font-size: 0.92em;
}
.cms-content pre {
  background: #07101f;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 14px;
  padding: 22px;
  overflow: auto;
  margin: 1.8em 0;
}
.cms-content pre code { background: transparent; border: 0; padding: 0; }
.cms-content hr { border: 0; height: 1px; background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.16), transparent); margin: 2.4em 0; }
.cms-content strong { color: #ffffff; font-weight: 650; }
.cms-content table {
  width: 100%;
  margin: 1.6em 0;
  border-collapse: separate;
  border-spacing: 0;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 14px;
  overflow: hidden;
  font-size: 15px;
}
.cms-content th, .cms-content td { padding: 13px 16px; border-bottom: 1px solid rgba(255, 255, 255, 0.08); text-align: left; }
.cms-content thead th { background: rgba(84, 233, 196, 0.08); color: #fff; font-weight: 600; }
.cms-content tr:last-child td { border-bottom: 0; }

/* 文章底部标签与返回 */
.article-bottom-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 52px;
  padding-top: 29px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}
.article-tags { display: flex; align-items: center; flex-wrap: wrap; gap: 10px; }
.tag-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 32px;
  padding: 0 14px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 99px;
  background: rgba(255, 255, 255, 0.04);
  color: rgba(234, 242, 255, 0.78);
  font-size: 13px;
  transition: border-color 0.2s, background 0.2s, color 0.2s;
}
.tag-item:hover { color: var(--cyan); border-color: rgba(84, 233, 196, 0.5); background: rgba(84, 233, 196, 0.06); }
.article-back-btn { color: var(--text-sub); font-size: 14px; display: inline-flex; align-items: center; gap: 6px; }
.article-back-btn:hover { color: var(--cyan); }

/* 内容未找到 */
.not-found-state { text-align: center; padding: 74px 20px 84px; }
.not-found-icon {
  width: 84px;
  height: 84px;
  margin: 0 auto 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 36px;
  color: var(--cyan);
  border: 1px solid rgba(84, 233, 196, 0.28);
  border-radius: 24px;
  background: rgba(84, 233, 196, 0.08);
  box-shadow: 0 0 30px rgba(84, 233, 196, 0.12);
}
.not-found-state h2 { color: #fff; font-size: 24px; margin-bottom: 12px; }
.not-found-state p { color: var(--text-sub); max-width: 480px; margin: 0 auto 24px; }
.not-found-state .btn-glow { min-width: 150px; }

/* ===== 延伸阅读 ===== */
.related-block { padding: 76px 0 26px; }
.section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 12px;
  color: var(--cyan);
  font-size: 13px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
}
.section-eyebrow::after { content: ""; width: 32px; height: 1px; background: rgba(84, 233, 196, 0.5); }
.related-heading { color: #fff; font-size: clamp(24px, 3.2vw, 34px); font-weight: 700; margin-bottom: 10px; }
.related-sub { color: var(--text-sub); margin-bottom: 0; max-width: 650px; }
.related-track {
  display: flex;
  gap: 22px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding: 12px 2px 26px;
  margin-right: -12px;
  scrollbar-width: thin;
  scrollbar-color: rgba(84, 233, 196, 0.28) rgba(255, 255, 255, 0.04);
}
.related-track::-webkit-scrollbar { height: 6px; }
.related-track::-webkit-scrollbar-thumb { background: rgba(84, 233, 196, 0.3); border-radius: 6px; }
.related-track::-webkit-scrollbar-track { background: rgba(255, 255, 255, 0.04); border-radius: 6px; }
.related-card {
  flex: 0 0 calc((100% - 44px) / 3);
  min-width: 0;
  display: flex;
  flex-direction: column;
  background: rgba(15, 30, 55, 0.62);
  border: 1px solid rgba(255, 255, 255, 0.11);
  border-radius: 18px;
  overflow: hidden;
  scroll-snap-align: start;
  box-shadow: 0 8px 26px rgba(0, 0, 0, 0.24);
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}
.related-card:hover { transform: translateY(-5px); border-color: rgba(84, 233, 196, 0.4); box-shadow: 0 14px 40px rgba(0, 0, 0, 0.36); }
.related-card .cover-wrap { position: relative; aspect-ratio: 16 / 9; overflow: hidden; }
.related-card .cover-wrap img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.45s ease; }
.related-card:hover .cover-wrap img { transform: scale(1.05); }
.cover-badge {
  position: absolute;
  left: 12px;
  top: 12px;
  height: 26px;
  padding: 0 10px;
  display: inline-flex;
  align-items: center;
  font-size: 12px;
  border-radius: 99px;
  background: rgba(4, 12, 24, 0.72);
  color: #ffffff;
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.18);
}
.related-card .card-content { display: flex; flex-direction: column; flex: 1; padding: 20px 22px 22px; }
.related-card h3 { margin: 0 0 10px; font-size: 19px; line-height: 1.45; color: #fff; font-weight: 700; }
.related-card .card-excerpt { color: var(--text-sub); font-size: 14px; line-height: 1.7; flex: 1; margin: 0 0 18px; }
.related-card .card-link { display: inline-flex; align-items: center; gap: 7px; font-size: 14px; font-weight: 600; color: var(--cyan); }
.related-card .card-link i { transition: transform 0.2s ease; }
.related-card:hover .card-link i { transform: translateX(4px); }

/* ===== 底部 CTA ===== */
.article-cta-block { padding: 48px 0 20px; }
.cta-plate {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  flex-wrap: wrap;
  padding: clamp(28px, 5vw, 48px);
  border-radius: var(--radius-lg);
  background: rgba(15, 30, 55, 0.6);
  border: 1px solid rgba(84, 233, 196, 0.22);
  overflow: hidden;
  box-shadow: 0 12px 50px rgba(0, 0, 0, 0.28);
}
.cta-plate::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 8% 20%, rgba(84, 233, 196, 0.14), transparent 320px), radial-gradient(circle at 80% 100%, rgba(31, 143, 255, 0.14), transparent 340px);
  pointer-events: none;
}
.cta-plate-content { position: relative; z-index: 1; max-width: 760px; }
.cta-kicker { color: var(--cyan); font-size: 14px; margin-bottom: 10px; letter-spacing: 0.8px; }
.cta-plate h2 { color: #fff; font-size: clamp(23px, 3vw, 32px); font-weight: 700; margin-bottom: 10px; line-height: 1.4; }
.cta-plate p { color: var(--text-sub); margin: 0; font-size: 15px; }
.cta-plate .btn-glow { position: relative; z-index: 2; flex-shrink: 0; }

/* ===== 通用区块留白 ===== */
.section { padding: 88px 0; }

/* ===== 页脚 ===== */
.site-footer { margin-top: 72px; background: var(--bg-deep); border-top: 1px solid rgba(255, 255, 255, 0.05); }
.site-footer .container { padding-top: 56px; padding-bottom: 24px; }
.footer-top { display: flex; justify-content: space-between; gap: 60px; flex-wrap: wrap; padding-bottom: 38px; border-bottom: 1px solid rgba(255, 255, 255, 0.05); }
.footer-brand { max-width: 480px; min-width: 280px; }
.brand-mini { display: flex; align-items: center; gap: 10px; font-size: 18px; font-weight: 700; color: var(--text-main); letter-spacing: 0.3px; margin-bottom: 14px; }
.brand-mini .brand-mark { width: 36px; height: 36px; display: inline-flex; align-items: center; justify-content: center; border: 1px solid rgba(255, 255, 255, 0.13); border-radius: 12px; background: rgba(15, 30, 55, 0.6); }
.footer-brand p { margin: 0; color: var(--text-weak); font-size: 14px; line-height: 1.85; }
.footer-links { display: flex; gap: 66px; flex-wrap: wrap; }
.footer-links > div { display: flex; flex-direction: column; gap: 12px; min-width: 140px; }
.footer-links strong { margin-bottom: 8px; font-size: 15px; color: var(--text-main); }
.footer-links a { color: var(--text-sub); font-size: 14px; display: inline-flex; align-items: center; gap: 6px; }
.footer-links a:hover { color: var(--cyan); }
.footer-bottom { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px; padding-top: 22px; color: var(--text-weak); font-size: 13px; }
.footer-bottom .leg { margin: 0; }
.footer-bottom a { color: var(--text-weak); }
.footer-bottom a:hover { color: var(--cyan); }

/* ===== 响应式 ===== */
@media (max-width: 1199.98px) {
  .nav-links { gap: 22px; }
  .nav-scroll { gap: 18px; }
  .nav-item { font-size: 14px; }
}
@media (max-width: 991.98px) {
  .brand-text { font-size: 16px; }
  .site-header, .site-header-inner { height: 72px; }
  .site-header-inner { gap: 12px; }
  .nav-burger { display: inline-flex; margin-left: auto; }
  .nav-scroll {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1060;
    width: 100%;
    height: 100vh;
    height: 100dvh;
    margin: 0;
    padding: 96px 28px 36px;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    gap: 0;
    background: rgba(4, 12, 24, 0.97);
    -webkit-backdrop-filter: blur(24px) saturate(140%);
    backdrop-filter: blur(24px) saturate(140%);
    transform: translateX(100%);
    transition: transform 0.3s cubic-bezier(0.22, 1, 0.36, 1);
    visibility: hidden;
    opacity: 0;
  }
  .nav-scroll::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
      radial-gradient(circle at 90% 12%, rgba(84, 233, 196, 0.14), transparent 380px),
      radial-gradient(circle at 8% 86%, rgba(31, 143, 255, 0.12), transparent 360px);
    pointer-events: none;
  }
  .site-header.nav-open .nav-scroll { transform: translateX(0); visibility: visible; opacity: 1; }
  .nav-scroll .nav-links { position: relative; z-index: 2; flex-direction: column; align-items: stretch; gap: 2px; width: 100%; overflow: auto; }
  .nav-scroll .nav-item { width: 100%; min-height: 52px; padding: 12px 8px; border-bottom: 1px solid rgba(255, 255, 255, 0.06); font-size: 20px; font-weight: 600; color: rgba(234, 242, 255, 0.84); border-radius: 8px; }
  .nav-scroll .nav-item::after { display: none; }
  .nav-scroll .nav-item.active { color: var(--cyan); background: rgba(84, 233, 196, 0.05); }
  .nav-scroll .nav-cta { position: relative; z-index: 2; width: 100%; margin-top: 26px; }
  .nav-scroll .nav-cta .btn-glow { width: 100%; }
  .footer-top { gap: 42px; }
}
@media (max-width: 767.98px) {
  .article-hero { padding: 142px 0 78px; }
  .breadcrumb-ribbon { font-size: 12px; }
  .article-sheet { padding: 20px; border-radius: 18px; }
  .article-bottom-bar { justify-content: center; }
  .related-card { flex: 0 0 290px; }
  .related-track { margin-right: -10px; }
  .cta-plate { flex-direction: column; align-items: flex-start; }
  .cta-plate .btn-glow { width: 100%; }
  .footer-top { flex-direction: column; }
  .footer-links { gap: 30px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .site-footer { margin-top: 52px; }
}
@media (max-width: 575.98px) {
  .brand-full { display: none; }
  .brand-short { display: inline; }
  .brand-logo { gap: 8px; }
  .article-title { letter-spacing: 0; }
  .article-head-wrap { text-align: left; }
  .article-hero .container { padding: 0 16px; }
  .article-meta-line { justify-content: flex-start; }
  .breadcrumb-ribbon { justify-content: flex-start; }
  .article-thumb img { aspect-ratio: 4 / 3; }
  .article-sheet-wrap { margin-top: -34px; }
  .nav-scroll { padding: 88px 18px 24px; }
  .footer-links > div { min-width: 46%; }
}

/* roulang page: category1 */
:root {
      --bg-base: #060D1A;
      --bg-secondary: #0B1728;
      --bg-footer: #040A14;
      --glass-bg: rgba(15, 30, 55, 0.55);
      --glass-strong: rgba(5, 15, 30, 0.88);
      --line: rgba(255, 255, 255, 0.12);
      --line-soft: rgba(255, 255, 255, 0.06);
      --brand-blue: #1F8FFF;
      --cyan: #54E9C4;
      --cyan-bright: #7BFFE1;
      --amber: #FFC85A;
      --text-main: #EAF2FF;
      --text-secondary: #93A6C2;
      --text-muted: #5D7394;
      --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      --font-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
      --radius-xl: 20px;
      --radius: 14px;
      --radius-sm: 10px;
      --shadow: 0 8px 32px rgba(0, 0, 0, 0.28);
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      background: var(--bg-base);
      color: var(--text-main);
      font-family: var(--font-sans);
      line-height: 1.7;
      -webkit-font-smoothing: antialiased;
      overflow-x: hidden;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: color .2s ease;
    }

    a:hover {
      color: var(--cyan);
    }

    img {
      max-width: 100%;
      display: block;
      background: rgba(255, 255, 255, 0.04);
    }

    p {
      margin-top: 0;
    }

    ul,
    ol {
      margin: 0;
      padding: 0;
    }

    .container {
      padding-left: 24px;
      padding-right: 24px;
    }

    @media (min-width: 1260px) {
      .container {
        max-width: 1260px;
      }
    }

    :focus-visible {
      outline: 2px solid var(--cyan);
      outline-offset: 3px;
    }

    .site-header {
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      z-index: 1080;
      background: transparent;
      border-bottom: 1px solid transparent;
      transition: background .2s ease, border-color .2s ease, backdrop-filter .2s ease;
    }

    .site-header.is-scrolled {
      background: rgba(4, 12, 24, 0.88);
      -webkit-backdrop-filter: blur(18px);
      backdrop-filter: blur(18px);
      border-color: rgba(255, 255, 255, 0.06);
    }

    .nav-scroll {
      max-width: 1260px;
      margin: 0 auto;
      height: 84px;
      padding: 0 24px;
      display: grid;
      grid-template-columns: auto 1fr auto;
      align-items: center;
      gap: 20px;
      transition: height .2s ease;
      position: relative;
    }

    .site-header.is-scrolled .nav-scroll {
      height: 68px;
    }

    .brand-logo {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      font-size: 18px;
      font-weight: 600;
      color: var(--text-main);
      position: relative;
      z-index: 1060;
      white-space: nowrap;
    }

    .brand-logo:hover {
      color: #fff;
    }

    .brand-mark {
      width: 36px;
      height: 36px;
      display: inline-flex;
      justify-content: center;
      align-items: center;
      border-radius: 10px;
      background: rgba(84, 233, 196, 0.08);
      border: 1px solid rgba(84, 233, 196, 0.35);
      box-shadow: 0 0 18px rgba(84, 233, 196, 0.12);
      flex: 0 0 36px;
    }

    .brand-full {
      display: inline-block;
    }

    .brand-short {
      display: none;
    }

    .brand-short .brand-pill {
      margin-left: 8px;
      padding: 4px 10px;
      font-size: 12px;
      font-weight: 600;
      border-radius: 999px;
      background: rgba(84, 233, 196, 0.14);
      border: 1px solid rgba(84, 233, 196, 0.32);
      color: var(--cyan);
    }

    .nav-links {
      display: flex;
      justify-content: center;
      align-items: center;
      gap: 28px;
      padding: 0;
      margin: 0;
      list-style: none;
    }

    .nav-item {
      position: relative;
      display: inline-flex;
      align-items: center;
      color: var(--text-secondary);
      font-size: 15px;
      font-weight: 500;
      padding: 8px 2px;
    }

    .nav-item:hover {
      color: var(--text-main);
    }

    .nav-item::after {
      content: "";
      position: absolute;
      left: 0;
      bottom: 2px;
      width: 0;
      height: 2px;
      border-radius: 2px;
      background: var(--cyan);
      box-shadow: 0 0 8px rgba(84, 233, 196, 0.6);
      transition: width .2s ease;
    }

    .nav-item:hover::after {
      width: 100%;
    }

    .nav-item.active {
      color: var(--text-main);
      font-weight: 600;
    }

    .nav-item.active::after {
      width: 100%;
    }

    .nav-cta {
      display: inline-flex;
      justify-self: end;
      align-items: center;
    }

    .nav-toggle {
      display: none;
      width: 42px;
      height: 42px;
      margin-left: 8px;
      border: 1px solid rgba(255, 255, 255, 0.14);
      border-radius: 10px;
      background: rgba(255, 255, 255, 0.04);
      align-items: center;
      justify-content: center;
      flex-direction: column;
      gap: 5px;
      cursor: pointer;
      position: relative;
      z-index: 1060;
    }

    .nav-toggle span {
      width: 18px;
      height: 2px;
      background: var(--text-main);
      border-radius: 4px;
      display: block;
      transition: transform .25s ease, opacity .2s ease;
    }

    .nav-open .nav-toggle span:nth-child(1) {
      transform: translateY(7px) rotate(45deg);
    }

    .nav-open .nav-toggle span:nth-child(2) {
      opacity: 0;
    }

    .nav-open .nav-toggle span:nth-child(3) {
      transform: translateY(-7px) rotate(-45deg);
    }

    @media (max-width: 991.98px) {
      .nav-scroll {
        grid-template-columns: auto 1fr auto;
        height: 70px;
      }

      .site-header.is-scrolled .nav-scroll {
        height: 66px;
      }

      .nav-toggle {
        display: inline-flex;
        justify-self: end;
      }

      .nav-links {
        position: fixed;
        inset: 0;
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: flex-start;
        gap: 10px;
        padding: 30px 32px;
        background: rgba(5, 15, 30, 0.96);
        -webkit-backdrop-filter: blur(22px);
        backdrop-filter: blur(22px);
        opacity: 0;
        visibility: hidden;
        pointer-events: none;
        transform: translateY(-8px);
        transition: opacity .25s ease, visibility .25s ease, transform .25s ease;
        z-index: 1040;
      }

      .site-header.nav-open .nav-links {
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
        transform: none;
      }

      .nav-item {
        width: 100%;
        font-size: 20px;
        padding: 16px 10px;
        border-left: 2px solid transparent;
        border-radius: 2px;
      }

      .nav-item::after {
        display: none;
      }

      .nav-item.active {
        color: var(--cyan);
        border-left-color: var(--cyan);
        background: linear-gradient(90deg, rgba(84, 233, 196, 0.08), transparent);
      }

      .nav-cta {
        display: none;
      }

      .site-header.nav-open .nav-cta {
        display: flex;
        position: fixed;
        left: 0;
        right: 0;
        bottom: 36px;
        z-index: 1060;
        justify-content: center;
        padding: 0 24px;
      }

      .site-header.nav-open .nav-cta .btn-glow {
        width: 100%;
        max-width: 480px;
      }

      .no-scroll {
        overflow: hidden;
      }
    }

    @media (max-width: 575.98px) {
      .nav-scroll {
        padding: 0 18px;
      }

      .brand-logo {
        gap: 8px;
        font-size: 16px;
      }

      .brand-full,
      .brand-short .brand-pill {
        display: inline-flex;
        align-items: center;
      }

      .brand-full {
        display: none;
      }

      .brand-short {
        display: inline-flex;
        align-items: center;
      }

      .nav-links {
        padding: 120px 22px 40px;
      }
    }

    .btn-glow,
    .btn-ghost {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      height: 52px;
      border: 0;
      padding: 0 28px;
      border-radius: 12px;
      font-size: 15px;
      font-weight: 600;
      cursor: pointer;
      transition: transform .22s ease, box-shadow .22s ease, background .22s ease, border-color .22s ease;
      line-height: 1.2;
    }

    .btn-glow {
      background: linear-gradient(135deg, #54E9C4, #2ED3AA);
      color: #03251D;
      box-shadow: 0 0 24px rgba(84, 233, 196, 0.38), inset 0 1px 0 rgba(255, 255, 255, 0.24);
    }

    .btn-glow:hover {
      color: #03251D;
      transform: translateY(-2px);
      box-shadow: 0 0 32px rgba(84, 233, 196, 0.55), 0 8px 20px rgba(0, 0, 0, 0.22);
    }

    .btn-ghost {
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid rgba(255, 255, 255, 0.18);
      color: var(--text-main);
      -webkit-backdrop-filter: blur(6px);
      backdrop-filter: blur(6px);
    }

    .btn-ghost:hover {
      color: var(--cyan);
      border-color: var(--cyan);
      transform: translateY(-2px);
      background: rgba(84, 233, 196, 0.05);
    }

    .btn-narrow {
      height: 42px;
      padding: 0 20px;
      font-size: 14px;
      border-radius: 10px;
    }

    .btn-lg {
      height: 56px;
      padding: 0 36px;
      font-size: 16px;
    }

    .section-block {
      padding: 88px 0;
    }

    .section-block-alt {
      background: rgba(11, 23, 40, 0.48);
      border-top: 1px solid rgba(255, 255, 255, 0.05);
      border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }

    .section-kicker {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      font-size: 13px;
      font-weight: 600;
      letter-spacing: 0.04em;
      color: var(--cyan);
      margin-bottom: 8px;
    }

    .section-kicker::before {
      content: "";
      width: 18px;
      height: 2px;
      background: var(--cyan);
      box-shadow: 0 0 8px rgba(84, 233, 196, 0.5);
      border-radius: 2px;
    }

    .section-title {
      font-size: 38px;
      line-height: 1.25;
      font-weight: 600;
      color: var(--text-main);
      margin: 0;
      letter-spacing: -0.02em;
    }

    .section-note {
      margin: 0;
      color: var(--text-muted);
      font-size: 15px;
      line-height: 1.8;
    }

    .cat-hero {
      position: relative;
      padding: 180px 0 96px;
      overflow: hidden;
      isolation: isolate;
      background:
        linear-gradient(90deg, rgba(6, 13, 26, 0.96) 0%, rgba(6, 13, 26, 0.82) 42%, rgba(6, 13, 26, 0.46) 100%),
        url("/assets/images/backpic/back-1.png") center top / cover no-repeat;
    }

    .cat-hero::before {
      content: "";
      position: absolute;
      width: 420px;
      height: 420px;
      right: 6%;
      top: 80px;
      background: radial-gradient(circle, rgba(31, 143, 255, 0.16), transparent 68%);
      border-radius: 50%;
      z-index: -1;
    }

    .cat-hero-inner {
      position: relative;
      z-index: 2;
    }

    .breadcrumbs {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 10px;
      color: var(--text-muted);
      font-size: 14px;
      margin-bottom: 28px;
    }

    .breadcrumbs a {
      color: var(--text-muted);
    }

    .breadcrumbs a:hover {
      color: var(--cyan);
    }

    .breadcrumbs span {
      display: inline-flex;
      align-items: center;
    }

    .hero-kicker {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 12px;
      margin-bottom: 18px;
    }

    .kicker-chip {
      display: inline-flex;
      align-items: center;
      padding: 6px 14px;
      border-radius: 999px;
      font-size: 13px;
      font-weight: 600;
      color: var(--cyan);
      border: 1px solid rgba(84, 233, 196, 0.32);
      background: rgba(84, 233, 196, 0.08);
      letter-spacing: 0.02em;
    }

    .hero-title {
      font-size: 52px;
      line-height: 1.12;
      font-weight: 600;
      color: var(--text-main);
      margin: 0;
      letter-spacing: -0.03em;
    }

    .hero-highlight {
      color: var(--cyan);
      text-shadow: 0 0 22px rgba(84, 233, 196, 0.3);
    }

    .hero-lead {
      max-width: 600px;
      margin-top: 18px;
      font-size: 17px;
      line-height: 1.9;
      color: var(--text-secondary);
    }

    .hero-btns {
      margin-top: 30px;
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
    }

    .hero-trust {
      list-style: none;
      display: flex;
      flex-wrap: wrap;
      gap: 14px 24px;
      margin-top: 30px;
      color: var(--text-secondary);
    }

    .hero-trust li {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 14px;
    }

    .hero-trust li::before {
      content: "";
      width: 6px;
      height: 6px;
      border-radius: 50%;
      background: var(--cyan);
      box-shadow: 0 0 8px rgba(84, 233, 196, 0.8);
    }

    .glass-card {
      background: var(--glass-bg);
      -webkit-backdrop-filter: blur(16px) saturate(150%);
      backdrop-filter: blur(16px) saturate(150%);
      border: 1px solid var(--line);
      border-radius: var(--radius-xl);
      box-shadow: var(--shadow);
    }

    .version-card {
      padding: 24px;
      border-radius: var(--radius-xl);
      background: rgba(11, 24, 43, 0.72);
      -webkit-backdrop-filter: blur(14px) saturate(140%);
      backdrop-filter: blur(14px) saturate(140%);
      border: 1px solid rgba(255, 255, 255, 0.12);
      box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    }

    .version-card-head {
      display: flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 4px;
    }

    .version-card-title {
      font-weight: 600;
      font-size: 16px;
      color: var(--text-main);
    }

    .version-card-note {
      font-size: 13px;
      color: var(--text-muted);
      margin: 4px 0 14px;
    }

    .tag-soft {
      display: inline-flex;
      padding: 3px 9px;
      border-radius: 999px;
      font-size: 12px;
      font-weight: 600;
      background: rgba(255, 200, 90, 0.12);
      color: var(--amber);
      border: 1px solid rgba(255, 200, 90, 0.25);
      margin-left: auto;
    }

    .version-list {
      list-style: none;
    }

    .version-list li {
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 4px 12px;
      padding: 15px 0;
      border-bottom: 1px solid rgba(255, 255, 255, 0.07);
      align-items: center;
    }

    .version-list li:last-child {
      border-bottom: 0;
      padding-bottom: 2px;
    }

    .version-name {
      font-size: 15px;
      font-weight: 600;
      color: var(--text-main);
    }

    .version-detail {
      grid-column: 1 / 2;
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    .version-link {
      grid-row: 1 / 3;
      grid-column: 2 / 3;
      display: inline-flex;
      align-items: center;
      gap: 4px;
      font-size: 13px;
      font-weight: 500;
      color: var(--cyan);
      white-space: nowrap;
      padding: 6px 0;
    }

    .version-link:hover {
      color: var(--cyan-bright);
    }

    @media (max-width: 991.98px) {
      .section-title {
        font-size: 32px;
      }

      .cat-hero {
        padding-top: 150px;
        padding-bottom: 68px;
      }

      .hero-title {
        font-size: 43px;
      }

      .version-card {
        margin-top: 28px;
      }
    }

    @media (max-width: 575.98px) {
      .section-block {
        padding: 60px 0;
      }

      .sec-title {
        font-size: 30px;
      }

      .cat-hero {
        padding-top: 128px;
      }

      .hero-title {
        font-size: 34px;
      }

      .hero-lead {
        font-size: 16px;
      }

      .hero-btns .btn-glow,
      .hero-btns .btn-ghost {
        width: 100%;
      }
    }

    .step-flow {
      margin-top: 48px;
      position: relative;
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }

    .step-flow::before {
      content: "";
      position: absolute;
      top: 27px;
      left: 5%;
      right: 5%;
      height: 2px;
      z-index: 0;
      background: repeating-linear-gradient(90deg, rgba(84, 233, 196, 0.28) 0 6px, transparent 6px 13px);
    }

    .step-item {
      position: relative;
      z-index: 1;
      background: rgba(15, 30, 55, 0.55);
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: var(--radius-xl);
      padding: 28px 24px;
      -webkit-backdrop-filter: blur(14px) saturate(140%);
      backdrop-filter: blur(14px) saturate(140%);
      transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
    }

    .step-item:hover {
      transform: translateY(-4px);
      box-shadow: 0 12px 32px rgba(0, 0, 0, 0.26), 0 0 20px rgba(84, 233, 196, 0.08);
      border-color: rgba(84, 233, 196, 0.28);
    }

    .step-number {
      width: 52px;
      height: 52px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      border-radius: 50%;
      border: 1px solid rgba(84, 233, 196, 0.36);
      background: #0B1728;
      color: var(--cyan);
      font-family: var(--font-mono);
      font-size: 16px;
      font-weight: 600;
      box-shadow: 0 0 16px rgba(84, 233, 196, 0.1);
    }

    .step-title {
      font-size: 20px;
      font-weight: 600;
      line-height: 1.4;
      margin: 18px 0 8px;
      color: var(--text-main);
    }

    .step-desc {
      font-size: 15px;
      line-height: 1.85;
      color: var(--text-secondary);
    }

    @media (max-width: 991.98px) {
      .step-flow {
        grid-template-columns: 1fr 1fr;
        row-gap: 40px;
        column-gap: 24px;
      }

      .step-flow::before {
        display: none;
      }
    }

    @media (max-width: 575.98px) {
      .step-flow {
        grid-template-columns: 1fr;
      }
    }

    .check-card-wrap {
      background: rgba(11, 23, 40, 0.44);
      border-top: 1px solid rgba(255, 255, 255, 0.04);
      border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    }

    .check-images {
      overflow: hidden;
      border-radius: var(--radius-xl);
      border: 1px solid rgba(255, 255, 255, 0.12);
      box-shadow: 0 18px 42px rgba(0, 0, 0, 0.35);
    }

    .check-images img {
      width: 100%;
      aspect-ratio: 16 / 10;
      object-fit: cover;
    }

    .check-caption {
      margin-top: 14px;
      color: var(--text-muted);
      font-size: 13px;
      padding-left: 12px;
      border-left: 2px solid var(--cyan);
      line-height: 1.7;
    }

    .check-list {
      list-style: none;
      margin-top: 18px;
      display: grid;
      gap: 12px;
    }

    .check-list li {
      position: relative;
      padding-left: 30px;
      color: var(--text-secondary);
      font-size: 15px;
      line-height: 1.75;
    }

    .check-list li::before {
      content: "✓";
      position: absolute;
      left: 0;
      top: 1px;
      width: 20px;
      height: 20px;
      border-radius: 6px;
      background: rgba(84, 233, 196, 0.1);
      border: 1px solid rgba(84, 233, 196, 0.34);
      color: var(--cyan);
      font-size: 12px;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .mini-card {
      background: rgba(15, 30, 55, 0.55);
      border: 1px solid rgba(255, 255, 255, 0.1);
      box-shadow: var(--shadow);
      border-radius: var(--radius-xl);
      padding: 28px;
      height: 100%;
      -webkit-backdrop-filter: blur(14px) saturate(140%);
      backdrop-filter: blur(14px) saturate(140%);
      transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease;
    }

    .mini-card:hover {
      transform: translateY(-3px);
      border-color: rgba(84, 233, 196, 0.2);
      box-shadow: 0 18px 36px rgba(0, 0, 0, 0.28);
    }

    .mini-card h3 {
      font-size: 20px;
      margin: 0 0 18px;
      color: var(--text-main);
      font-weight: 600;
    }

    .mini-label {
      display: inline-block;
      font-size: 13px;
      font-weight: 500;
      color: var(--cyan);
      margin-bottom: 10px;
    }

    .env-list,
    .state-list {
      list-style: none;
      display: grid;
      gap: 10px;
    }

    .env-list li {
      font-size: 14px;
      color: var(--text-secondary);
      position: relative;
      padding-left: 18px;
      line-height: 1.7;
    }

    .env-list li::before {
      content: "";
      position: absolute;
      left: 0;
      top: 11px;
      width: 6px;
      height: 6px;
      border-radius: 2px;
      background: var(--brand-blue);
    }

    .state-list li {
      background: rgba(255, 255, 255, 0.03);
      border: 1px solid rgba(255, 255, 255, 0.06);
      border-radius: 10px;
      padding: 10px 14px;
    }

    .state-list strong {
      display: block;
      color: var(--text-main);
      font-weight: 600;
      font-size: 14px;
      margin-bottom: 2px;
    }

    .state-list span {
      color: var(--text-muted);
      font-size: 13px;
      line-height: 1.7;
    }

    @media (max-width: 575.98px) {
      .mini-card {
        padding: 22px;
      }
    }

    .update-section {
      padding: 40px 0 20px;
    }

    .update-band {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 14px 18px;
      padding: 20px 24px;
      background: rgba(31, 143, 255, 0.07);
      border: 1px solid rgba(31, 143, 255, 0.18);
      border-radius: 16px;
      color: var(--text-secondary);
    }

    .update-band-title {
      color: var(--text-main);
      font-weight: 600;
      font-size: 16px;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .update-band-title::before {
      content: "";
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: var(--cyan);
      box-shadow: 0 0 0 0 rgba(84, 233, 196, 0.5);
      animation: pulse 2s infinite;
    }

    @keyframes pulse {
      0% {
        box-shadow: 0 0 0 0 rgba(84, 233, 196, 0.45);
      }
      70% {
        box-shadow: 0 0 0 8px rgba(84, 233, 196, 0);
      }
      100% {
        box-shadow: 0 0 0 0 rgba(84, 233, 196, 0);
      }
    }

    .update-band p {
      margin: 0;
      font-size: 14px;
      line-height: 1.8;
    }

    @media (max-width: 575.98px) {
      .update-band {
        padding: 18px;
      }
    }

    .faq-wrap {
      max-width: 900px;
      margin: 0 auto;
    }

    .faq-head {
      text-align: center;
      margin-bottom: 36px;
    }

    .accordion {
      display: grid;
      gap: 14px;
    }

    .ac-item {
      background: rgba(15, 30, 55, 0.55);
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: 14px;
      overflow: hidden;
      -webkit-backdrop-filter: blur(12px);
      backdrop-filter: blur(12px);
      transition: border-color .25s ease;
    }

    .ac-item:hover {
      border-color: rgba(255, 255, 255, 0.22);
    }

    .accordion-button {
      width: 100%;
      background: transparent;
      border: 0;
      text-align: left;
      padding: 19px 22px;
      font-size: 16px;
      font-weight: 600;
      color: var(--text-main);
      position: relative;
      display: flex;
      align-items: center;
      justify-content: space-between;
      cursor: pointer;
      border-radius: 14px !important;
      box-shadow: none !important;
    }

    .accordion-button:focus {
      box-shadow: none;
    }

    .accordion-button:not(.collapsed) {
      color: var(--text-main);
      background: rgba(84, 233, 196, 0.03);
    }

    .accordion-button::after {
      content: "+";
      background-image: none;
      width: 24px;
      height: 24px;
      flex: 0 0 24px;
      font-size: 22px;
      font-weight: 300;
      color: var(--cyan);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      transition: transform .2s ease;
      transform: rotate(0deg);
      margin-left: 12px;
    }

    .accordion-button:not(.collapsed)::after {
      transform: rotate(45deg);
    }

    .accordion-collapse {
      border-top: 1px solid rgba(255, 255, 255, 0.06);
    }

    .accordion-body {
      padding: 16px 22px 20px;
      font-size: 15px;
      color: var(--text-secondary);
      line-height: 1.85;
    }

    .cta-section {
      padding: 24px 0 88px;
    }

    .cta-panel {
      position: relative;
      overflow: hidden;
      height: 100%;
      border: 1px solid rgba(84, 233, 196, 0.22);
      border-radius: 24px;
      padding: 52px 46px;
      background: linear-gradient(130deg, rgba(31, 143, 255, 0.12), rgba(84, 233, 196, 0.07)), rgba(11, 24, 42, 0.78);
      box-shadow: 0 20px 48px rgba(0, 0, 0, 0.32);
      text-align: center;
    }

    .cta-panel::before {
      content: "";
      position: absolute;
      top: -120px;
      right: -80px;
      width: 260px;
      height: 260px;
      border-radius: 50%;
      background: radial-gradient(circle, rgba(84, 233, 196, 0.13), transparent 68%);
    }

    .cta-panel::after {
      content: "";
      position: absolute;
      bottom: 0;
      left: 0;
      right: 0;
      height: 1px;
      background: linear-gradient(90deg, transparent, rgba(84, 233, 196, 0.6), transparent);
    }

    .cta-panel h2 {
      margin: 0 0 12px;
      font-size: 34px;
      font-weight: 600;
      position: relative;
    }

    .cta-panel p {
      margin: 0 auto 28px;
      max-width: 620px;
      color: var(--text-secondary);
      font-size: 16px;
      line-height: 1.85;
      position: relative;
    }

    .cta-actions {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 14px;
      position: relative;
    }

    @media (max-width: 575.98px) {
      .cta-panel {
        padding: 38px 20px;
      }

      .cta-panel h2 {
        font-size: 26px;
      }

      .cta-actions {
        flex-direction: column;
      }

      .cta-actions .btn-glow,
      .cta-actions .btn-ghost {
        width: 100%;
      }
    }

    .site-footer {
      background: var(--bg-footer);
      padding: 58px 0 26px;
      color: var(--text-secondary);
      border-top: 1px solid rgba(255, 255, 255, 0.04);
    }

    .site-footer a {
      color: var(--text-secondary);
      font-size: 14px;
    }

    .site-footer a:hover {
      color: var(--cyan);
    }

    .footer-top {
      display: grid;
      grid-template-columns: 1.2fr 1fr;
      gap: 48px;
      align-items: start;
      padding-bottom: 34px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    }

    .brand-mini {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      font-size: 18px;
      font-weight: 600;
      color: var(--text-main);
    }

    .footer-brand p {
      margin: 16px 0 0;
      color: var(--text-muted);
      font-size: 14px;
      line-height: 1.9;
      max-width: 480px;
    }

    .footer-links {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 24px;
    }

    .footer-links > div {
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .footer-links span {
      display: block;
    }

    .footer-bottom {
      display: flex;
      flex-wrap: wrap;
      justify-content: space-between;
      align-items: center;
      gap: 10px;
      padding-top: 24px;
      font-size: 13px;
      color: var(--text-muted);
    }

    .footer-bottom p {
      margin: 0;
    }

    @media (max-width: 991.98px) {
      .footer-top {
        grid-template-columns: 1fr;
        gap: 30px;
      }
    }

    @media (max-width: 575.98px) {
      .footer-top {
        gap: 28px;
      }

      .footer-links {
        gap: 18px;
      }

      .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
        gap: 6px;
      }
    }

    @media (max-width: 991.98px) {
      h1.hero-title {
        font-size: 40px;
      }

      .section-title {
        font-size: 31px;
      }
    }

/* roulang page: category2 */
:root {
      --bg-deep: #060D1A;
      --bg-panel: #0B1728;
      --brand-blue: #1F8FFF;
      --glow: #54E9C4;
      --glow-deep: #48F0D0;
      --accent: #FFC85A;
      --text-main: #EAF2FF;
      --text-second: #93A6C2;
      --text-mute: #5D7394;
      --card-bg: rgba(15, 30, 55, 0.55);
      --card-bg-strong: rgba(8, 18, 34, 0.78);
      --border: rgba(255, 255, 255, 0.12);
      --border-light: rgba(255, 255, 255, 0.22);
      --radius-xl: 22px;
      --radius-lg: 16px;
      --radius-md: 12px;
      --shadow: 0 8px 32px rgba(0, 0, 0, 0.28);
      --header-h: 84px;
      --header-h-scroll: 68px;
    }

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

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      background: var(--bg-deep);
      color: var(--text-main);
      line-height: 1.8;
      overflow-x: hidden;
    }

    body {
      background-image:
        radial-gradient(circle at 82% -6%, rgba(31, 143, 255, 0.18), transparent 32%),
        radial-gradient(circle at 12% 32%, rgba(84, 233, 196, 0.06), transparent 20%),
        linear-gradient(180deg, #060D1A 0%, #081220 100%);
      background-repeat: no-repeat;
    }

    img {
      max-width: 100%;
    }

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

    button,
    input,
    select,
    textarea {
      font-family: inherit;
    }

    a:focus-visible,
    button:focus-visible {
      outline: 3px solid rgba(84, 233, 196, 0.55);
      outline-offset: 3px;
      border-radius: 8px;
    }

    ::selection {
      background: rgba(84, 233, 196, 0.24);
      color: #fff;
    }

    .container {
      max-width: 1260px;
      padding-left: 22px;
      padding-right: 22px;
    }

    .section {
      padding: 88px 0;
    }

    .section-sm {
      padding: 56px 0;
    }

    .text-cyan {
      color: var(--glow);
    }

    .text-gold {
      color: var(--accent);
    }

    .text-muted-3 {
      color: var(--text-mute);
    }

    h1,
    h2,
    h3,
    h4 {
      color: var(--text-main);
      font-weight: 700;
      letter-spacing: 0.01em;
    }

    h1 {
      font-size: clamp(34px, 4vw, 54px);
      line-height: 1.22;
    }

    h2 {
      font-size: clamp(28px, 3.2vw, 38px);
      line-height: 1.35;
    }

    h3 {
      font-size: clamp(19px, 1.6vw, 23px);
      line-height: 1.5;
    }

    p {
      color: var(--text-second);
    }

    .section-head {
      margin-bottom: 44px;
    }

    .section-head.center {
      text-align: center;
      max-width: 860px;
      margin-left: auto;
      margin-right: auto;
    }

    .section-kicker {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      font-size: 14px;
      font-weight: 600;
      color: var(--glow);
      background: rgba(84, 233, 196, 0.08);
      border: 1px solid rgba(84, 233, 196, 0.18);
      border-radius: 999px;
      padding: 5px 14px;
      letter-spacing: 0.02em;
      margin-bottom: 16px;
    }

    .section-lead {
      color: var(--text-second);
      font-size: 17px;
      line-height: 1.8;
      max-width: 780px;
      margin: 0;
    }

    .section-lead.center {
      margin-left: auto;
      margin-right: auto;
    }

    .btn-glow,
    .btn-ghost {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      height: 52px;
      padding: 0 30px;
      border-radius: 10px;
      font-weight: 700;
      border: 0;
      transition: all 0.22s ease;
      font-size: 16px;
      line-height: 1;
    }

    .btn-glow {
      background: linear-gradient(135deg, var(--glow-deep), var(--glow) 48%, #28C7FF);
      color: #04121D;
      box-shadow: 0 0 24px rgba(84, 233, 196, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.65);
    }

    .btn-glow:hover {
      color: #04121D;
      transform: translateY(-2px);
      box-shadow: 0 0 34px rgba(84, 233, 196, 0.5), inset 0 1px 0 rgba(255, 255, 255, 0.7);
    }

    .btn-glow:active {
      transform: translateY(0);
      box-shadow: 0 0 18px rgba(84, 233, 196, 0.3);
    }

    .btn-ghost {
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid rgba(255, 255, 255, 0.18);
      color: #fff;
      backdrop-filter: blur(10px);
      -webkit-backdrop-filter: blur(10px);
    }

    .btn-ghost:hover {
      border-color: rgba(84, 233, 196, 0.65);
      color: var(--glow);
      background: rgba(84, 233, 196, 0.06);
      transform: translateY(-2px);
    }

    .btn-xl {
      height: 56px;
      padding: 0 36px;
      font-size: 17px;
    }

    .btn-narrow {
      height: 40px;
      padding: 0 18px;
      font-size: 15px;
      border-radius: 9px;
      box-shadow: 0 0 18px rgba(84, 233, 196, 0.3);
    }

    .glass-card {
      background: var(--card-bg);
      border: 1px solid var(--border);
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow);
      backdrop-filter: blur(16px) saturate(150%);
      -webkit-backdrop-filter: blur(16px) saturate(150%);
      transition: transform 0.22s ease, border-color 0.22s ease, box-shadow 0.22s ease;
    }

    .glass-card:hover {
      border-color: rgba(255, 255, 255, 0.24);
      box-shadow: 0 0 0 1px rgba(84, 233, 196, 0.2), 0 18px 38px rgba(0, 0, 0, 0.42);
      transform: translateY(-4px);
    }

    .site-header {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: var(--header-h);
      z-index: 1090;
      transition: height 0.2s ease, background 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
      background: linear-gradient(180deg, rgba(6, 13, 26, 0.22), rgba(6, 13, 26, 0.02));
      backdrop-filter: blur(5px);
      -webkit-backdrop-filter: blur(5px);
    }

    .site-header.is-scrolled {
      background: rgba(4, 12, 24, 0.88);
      height: var(--header-h-scroll);
      border-bottom: 1px solid rgba(255, 255, 255, 0.06);
      box-shadow: 0 8px 32px rgba(0, 0, 0, 0.24);
      backdrop-filter: blur(18px) saturate(150%);
      -webkit-backdrop-filter: blur(18px) saturate(150%);
    }

    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      height: var(--header-h);
      transition: height 0.2s ease;
    }

    .site-header.is-scrolled .header-inner {
      height: var(--header-h-scroll);
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 11px;
      flex-shrink: 0;
    }

    .brand-mark {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 38px;
      height: 38px;
      background: rgba(31, 143, 255, 0.18);
      border: 1px solid rgba(84, 233, 196, 0.32);
      border-radius: 11px;
      transition: transform 0.2s ease;
    }

    .brand:hover .brand-mark {
      transform: rotate(-4deg) scale(1.03);
    }

    .brand-name {
      font-size: 20px;
      font-weight: 800;
      color: #fff;
      letter-spacing: 0.02em;
      white-space: nowrap;
    }

    .nav-scroll {
      margin-left: auto;
      display: flex;
      align-items: center;
    }

    .nav-links {
      display: flex;
      align-items: center;
      gap: 34px;
      margin: 0;
      padding: 0;
      list-style: none;
    }

    .nav-item {
      position: relative;
      display: inline-block;
      color: rgba(234, 242, 255, 0.82);
      font-size: 16px;
      font-weight: 500;
      padding: 8px 2px;
      transition: color 0.2s ease;
    }

    .nav-item::after {
      content: "";
      position: absolute;
      left: 0;
      bottom: 0;
      width: 0;
      height: 2px;
      background: linear-gradient(90deg, var(--glow), transparent);
      transition: width 0.2s ease;
    }

    .nav-item:hover {
      color: #fff;
    }

    .nav-item:hover::after {
      width: 100%;
    }

    .nav-item.active {
      color: #fff;
      font-weight: 700;
    }

    .nav-item.active::before {
      content: "";
      display: inline-block;
      width: 5px;
      height: 5px;
      border-radius: 50%;
      background: var(--glow);
      margin-right: 6px;
      vertical-align: 3px;
      box-shadow: 0 0 10px rgba(84, 233, 196, 0.7);
    }

    .nav-cta {
      margin-left: 36px;
    }

    .nav-toggle {
      display: none;
      width: 42px;
      height: 42px;
      border: 1px solid rgba(255, 255, 255, 0.14);
      background: rgba(255, 255, 255, 0.06);
      border-radius: 11px;
      padding: 0;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      gap: 5px;
      cursor: pointer;
      transition: border-color 0.2s ease;
    }

    .nav-toggle span {
      display: block;
      width: 19px;
      height: 2px;
      background: #fff;
      border-radius: 2px;
      transition: transform 0.2s ease, opacity 0.2s ease;
    }

    .nav-toggle:hover {
      border-color: rgba(84, 233, 196, 0.6);
    }

    body.nav-open .nav-toggle span:nth-child(1) {
      transform: translateY(7px) rotate(45deg);
    }

    body.nav-open .nav-toggle span:nth-child(2) {
      opacity: 0;
    }

    body.nav-open .nav-toggle span:nth-child(3) {
      transform: translateY(-7px) rotate(-45deg);
    }

    .activity-hero {
      position: relative;
      padding: 184px 0 92px;
      min-height: 640px;
      display: flex;
      align-items: center;
      background-image: linear-gradient(180deg, rgba(6, 13, 26, 0.55), rgba(6, 13, 26, 0.86)), url("/assets/images/backpic/back-1.png");
      background-size: cover;
      background-position: center;
      overflow: hidden;
    }

    .activity-hero::before {
      content: "";
      position: absolute;
      inset: 0;
      background: radial-gradient(circle at 74% 38%, rgba(84, 233, 196, 0.12), transparent 34%),
        radial-gradient(circle at 24% 58%, rgba(31, 143, 255, 0.12), transparent 40%);
      pointer-events: none;
    }

    .hero-copy-wrap {
      position: relative;
      z-index: 2;
    }

    .keyword-chip {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 6px 15px 6px 12px;
      background: rgba(84, 233, 196, 0.1);
      border: 1px solid rgba(84, 233, 196, 0.24);
      border-radius: 999px;
      color: var(--glow);
      font-size: 14px;
      font-weight: 600;
      margin-bottom: 22px;
    }

    .keyword-chip::before {
      content: "";
      width: 7px;
      height: 7px;
      border-radius: 2px;
      background: var(--glow);
      box-shadow: 0 0 12px rgba(84, 233, 196, 0.7);
      transform: rotate(45deg);
    }

    .hero-title {
      font-size: clamp(34px, 4vw, 54px);
      color: #fff;
      font-weight: 800;
      line-height: 1.25;
      margin-bottom: 20px;
      letter-spacing: 0.01em;
    }

    .hero-title .hero-accent {
      color: var(--glow);
      position: relative;
      text-shadow: 0 0 20px rgba(84, 233, 196, 0.25);
    }

    .hero-lead {
      font-size: 18px;
      color: #CAD8ED;
      max-width: 560px;
      margin-bottom: 32px;
      line-height: 1.9;
    }

    .hero-meta {
      display: flex;
      align-items: center;
      gap: 12px;
      flex-wrap: wrap;
      margin-top: 28px;
      color: var(--text-second);
      font-size: 14px;
    }

    .hero-meta span {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid rgba(255, 255, 255, 0.1);
      padding: 6px 12px;
      border-radius: 999px;
    }

    .hero-meta span i {
      font-style: normal;
      color: var(--glow);
    }

    .poster-card {
      position: relative;
      border-radius: 24px;
      overflow: hidden;
      border: 1px solid rgba(255, 255, 255, 0.18);
      box-shadow: 0 24px 60px rgba(0, 0, 0, 0.45), 0 0 0 1px rgba(84, 233, 196, 0.08);
      background: #081726;
      transform: perspective(1000px) rotateY(-1deg) rotateX(1deg);
      transition: transform 0.3s ease, border-color 0.3s ease;
    }

    .poster-card:hover {
      transform: perspective(1000px) rotateY(0deg) rotateX(0deg) translateY(-6px);
      border-color: rgba(84, 233, 196, 0.45);
    }

    .poster-card img {
      display: block;
      width: 100%;
      min-height: 340px;
      object-fit: cover;
    }

    .poster-card::after {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(200deg, rgba(8, 23, 38, 0.2) 0%, rgba(6, 13, 26, 0.72) 72%, rgba(6, 13, 26, 0.94) 100%);
    }

    .poster-inner {
      position: absolute;
      left: 18px;
      right: 18px;
      bottom: 18px;
      z-index: 2;
      padding: 22px 22px 20px;
      background: rgba(6, 13, 26, 0.72);
      border: 1px solid rgba(255, 255, 255, 0.12);
      border-radius: 18px;
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
    }

    .poster-tag {
      display: inline-block;
      font-size: 13px;
      font-weight: 700;
      color: #04121D;
      background: var(--glow);
      border-radius: 999px;
      padding: 2px 10px;
      margin-bottom: 8px;
    }

    .poster-inner strong {
      display: block;
      font-size: 23px;
      color: #fff;
      margin-bottom: 6px;
    }

    .poster-inner p {
      margin-bottom: 0;
      font-size: 14px;
      color: #B7C7DA;
    }

    .benefit-section {
      background: rgba(11, 23, 40, 0.4);
      position: relative;
      z-index: 1;
    }

    .benefit-section::before {
      content: "";
      position: absolute;
      inset: 0;
      background: radial-gradient(circle at 80% 20%, rgba(31, 143, 255, 0.08), transparent 40%);
      pointer-events: none;
    }

    .benefit-card {
      position: relative;
      height: 100%;
      padding: 34px 32px;
      background: linear-gradient(145deg, rgba(20, 40, 72, 0.66), rgba(8, 18, 34, 0.86));
      border: 1px solid rgba(255, 255, 255, 0.12);
      border-radius: 22px;
      overflow: hidden;
      transition: transform 0.22s ease, border-color 0.22s ease, box-shadow 0.22s ease;
    }

    .benefit-card::after {
      content: "";
      position: absolute;
      top: 0;
      right: 10%;
      width: 80px;
      height: 2px;
      background: linear-gradient(90deg, transparent, rgba(84, 233, 196, 0.9), transparent);
    }

    .benefit-card:hover {
      transform: translateY(-5px);
      border-color: rgba(84, 233, 196, 0.36);
      box-shadow: 0 16px 40px rgba(0, 0, 0, 0.4);
    }

    .benefit-card.primary-card {
      box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06), 0 0 28px rgba(31, 143, 255, 0.1);
    }

    .benefit-label {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: rgba(84, 233, 196, 0.1);
      border: 1px solid rgba(84, 233, 196, 0.24);
      color: var(--glow);
      font-size: 13px;
      font-weight: 700;
      padding: 4px 12px;
      border-radius: 999px;
      margin-bottom: 18px;
    }

    .benefit-label.gold {
      background: rgba(255, 200, 90, 0.1);
      border-color: rgba(255, 200, 90, 0.25);
      color: var(--accent);
    }

    .benefit-card h3 {
      margin-bottom: 12px;
      color: #fff;
    }

    .benefit-desc {
      color: var(--text-second);
      font-size: 15px;
      line-height: 1.8;
      margin-bottom: 18px;
    }

    .benefit-list {
      list-style: none;
      margin: 0;
      padding: 0;
    }

    .benefit-list li {
      position: relative;
      padding-left: 32px;
      margin-bottom: 11px;
      color: #D3E0F2;
      font-size: 15px;
      line-height: 1.7;
    }

    .benefit-list li::before {
      content: "✓";
      position: absolute;
      left: 0;
      top: 2px;
      width: 20px;
      height: 20px;
      background: rgba(84, 233, 196, 0.14);
      border: 1px solid rgba(84, 233, 196, 0.26);
      color: var(--glow);
      font-size: 12px;
      font-weight: 800;
      display: flex;
      align-items: center;
      justify-content: center;
      border-radius: 50%;
    }

    .benefit-footer {
      margin-top: 22px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 12px;
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      padding-top: 16px;
    }

    .text-link {
      color: var(--glow);
      font-weight: 600;
      font-size: 15px;
      transition: color 0.2s ease;
    }

    .text-link:hover {
      color: #fff;
    }

    .right-stack {
      display: flex;
      flex-direction: column;
      gap: 18px;
      height: 100%;
    }

    .stack-card {
      flex: 1;
      padding: 24px;
      border-radius: 18px;
      background: rgba(15, 30, 55, 0.52);
      border: 1px solid rgba(255, 255, 255, 0.11);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      transition: transform 0.22s ease, border-color 0.22s ease;
    }

    .stack-card:hover {
      transform: translateY(-4px);
      border-color: rgba(84, 233, 196, 0.3);
    }

    .stack-card .icon-line {
      width: 38px;
      height: 38px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: rgba(84, 233, 196, 0.1);
      border: 1px solid rgba(84, 233, 196, 0.18);
      color: var(--glow);
      font-size: 18px;
      border-radius: 10px;
      margin-bottom: 12px;
    }

    .stack-card h3 {
      font-size: 19px;
      margin-bottom: 6px;
    }

    .stack-card p {
      font-size: 14px;
      color: var(--text-second);
      margin: 0;
      line-height: 1.75;
    }

    .rules-panel {
      background: linear-gradient(180deg, rgba(8, 18, 34, 0.75), rgba(6, 13, 26, 0.66));
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: 20px;
      padding: clamp(18px, 4vw, 34px);
    }

    .table-responsive-rules {
      overflow-x: auto;
    }

    .table-rules {
      width: 100%;
      min-width: 680px;
      border-collapse: separate;
      border-spacing: 0;
      margin: 0;
      color: var(--text-second);
    }

    .table-rules thead th {
      background: rgba(31, 143, 255, 0.12);
      border: 0;
      color: #EAF8FF;
      font-weight: 700;
      padding: 15px 18px;
      font-size: 15px;
      text-align: left;
      white-space: nowrap;
    }

    .table-rules thead th:first-child {
      border-radius: 12px 0 0 0;
    }

    .table-rules thead th:last-child {
      border-radius: 0 12px 0 0;
    }

    .table-rules td {
      background: rgba(255, 255, 255, 0.015);
      border: 0;
      border-bottom: 1px solid rgba(255, 255, 255, 0.07);
      border-left: 1px solid rgba(255, 255, 255, 0.04);
      padding: 16px 18px;
      line-height: 1.7;
      vertical-align: top;
      font-size: 15px;
    }

    .table-rules td:first-child {
      border-left: 0;
      color: #DCEAFC;
      font-weight: 600;
    }

    .table-rules tbody tr:last-child td {
      border-bottom: 0;
    }

    .rule-note {
      max-width: 900px;
      margin: 24px auto 0;
      padding: 16px 20px;
      background: rgba(255, 200, 90, 0.07);
      border: 1px solid rgba(255, 200, 90, 0.2);
      border-radius: 14px;
      color: #E3CDA2;
      font-size: 14px;
      text-align: center;
    }

    .check-section {
      position: relative;
    }

    .check-layout {
      gap: 24px;
    }

    .check-list {
      position: relative;
      padding: 0;
      margin: 0;
    }

    .check-list-item {
      position: relative;
      padding: 24px 24px 24px 94px;
      margin-bottom: 16px;
      background: rgba(255, 255, 255, 0.03);
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: 18px;
      transition: border-color 0.2s ease, background 0.2s ease;
    }

    .check-list-item:hover {
      border-color: rgba(84, 233, 196, 0.24);
      background: rgba(84, 233, 196, 0.04);
    }

    .check-list-item .check-no {
      position: absolute;
      left: 24px;
      top: 25px;
      width: 48px;
      height: 48px;
      background: rgba(31, 143, 255, 0.12);
      border: 1px solid rgba(84, 233, 196, 0.24);
      color: var(--glow);
      display: flex;
      align-items: center;
      justify-content: center;
      font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
      font-weight: 700;
      border-radius: 12px;
      font-size: 15px;
    }

    .check-list-item h3 {
      font-size: 19px;
      margin-bottom: 4px;
    }

    .check-list-item p {
      margin: 0;
      color: var(--text-second);
      font-size: 15px;
      line-height: 1.8;
    }

    .check-side {
      height: 100%;
      background: linear-gradient(145deg, rgba(15, 30, 55, 0.76), rgba(6, 13, 26, 0.8));
      border: 1px solid rgba(255, 255, 255, 0.12);
      border-radius: 20px;
      padding: 28px;
      display: flex;
      flex-direction: column;
      justify-content: center;
    }

    .check-side h3 {
      color: #fff;
      margin-bottom: 10px;
      font-size: 21px;
    }

    .check-side p {
      font-size: 15px;
    }

    .faq-section {
      background: rgba(11, 23, 40, 0.3);
    }

    .faq-wrap {
      max-width: 900px;
      margin: 0 auto;
    }

    .accordion-item {
      background: rgba(15, 30, 55, 0.62);
      border: 1px solid rgba(255, 255, 255, 0.11);
      border-radius: 15px !important;
      margin-bottom: 14px;
      overflow: hidden;
      box-shadow: 0 4px 18px rgba(0, 0, 0, 0.18);
      backdrop-filter: blur(10px);
      -webkit-backdrop-filter: blur(10px);
    }

    .accordion-button {
      background: transparent;
      color: var(--text-main);
      font-weight: 600;
      font-size: 16px;
      padding: 20px 24px;
      line-height: 1.6;
      box-shadow: none;
      border: 0;
      transition: color 0.2s ease;
    }

    .accordion-button:not(.collapsed) {
      background: rgba(84, 233, 196, 0.04);
      color: #fff;
    }

    .accordion-button:hover {
      color: var(--glow);
    }

    .accordion-button:focus {
      box-shadow: 0 0 0 2px rgba(84, 233, 196, 0.2);
    }

    .accordion-button::after {
      content: "+";
      background: none;
      width: auto;
      height: auto;
      font-size: 26px;
      font-weight: 400;
      color: var(--glow);
      line-height: 1;
      transform: rotate(0deg);
      transition: transform 0.22s ease;
    }

    .accordion-button:not(.collapsed)::after {
      transform: rotate(45deg);
      color: var(--glow);
    }

    .accordion-body {
      padding: 0 24px 20px;
      color: var(--text-second);
      font-size: 15px;
      line-height: 1.8;
      border-top: 1px solid rgba(255, 255, 255, 0.06);
      background: rgba(255, 255, 255, 0.01);
    }

    .cta-band {
      position: relative;
      padding: 84px 0;
      background-image: linear-gradient(180deg, rgba(6, 13, 26, 0.9), rgba(6, 13, 26, 0.88)), url("/assets/images/backpic/back-3.webp");
      background-size: cover;
      background-position: center;
      overflow: hidden;
    }

    .cta-band::before {
      content: "";
      position: absolute;
      inset: 0;
      background: radial-gradient(circle at center, rgba(84, 233, 196, 0.14), transparent 36%);
    }

    .cta-panel {
      position: relative;
      z-index: 2;
      text-align: center;
      max-width: 850px;
      margin: 0 auto;
    }

    .cta-panel h2 {
      font-size: clamp(28px, 3vw, 40px);
      margin-bottom: 14px;
    }

    .cta-panel p {
      font-size: 17px;
      margin-bottom: 32px;
    }

    .cta-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
      justify-content: center;
      margin-bottom: 20px;
    }

    .cta-legal {
      font-size: 13px;
      color: var(--text-mute);
    }

    .site-footer {
      background: #040A14;
      border-top: 1px solid rgba(255, 255, 255, 0.05);
      padding: 58px 0 30px;
    }

    .footer-top {
      display: grid;
      grid-template-columns: 1.2fr 2fr;
      gap: 40px;
      padding-bottom: 34px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    }

    .footer-brand .brand-mini {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 22px;
      font-weight: 800;
      color: #fff;
      margin-bottom: 12px;
      letter-spacing: 0.02em;
    }

    .footer-brand p {
      max-width: 440px;
      color: var(--text-second);
      font-size: 14px;
      line-height: 1.85;
      margin: 0;
    }

    .footer-links {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
      gap: 28px;
    }

    .footer-links>div {
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .footer-links a {
      color: var(--text-second);
      font-size: 15px;
      transition: color 0.2s ease;
      display: inline-block;
    }

    .footer-links a:hover {
      color: var(--glow);
      transform: translateX(2px);
    }

    .footer-bottom {
      display: flex;
      flex-wrap: wrap;
      gap: 6px 24px;
      justify-content: space-between;
      padding-top: 24px;
      color: var(--text-mute);
      font-size: 13px;
    }

    .footer-bottom a {
      color: var(--text-mute);
    }

    .footer-bottom a:hover {
      color: var(--glow);
    }

    @media (max-width: 1199px) {
      .nav-links {
        gap: 22px;
      }
      .nav-cta {
        margin-left: 20px;
      }
    }

    @media (max-width: 991.8px) {
      .section {
        padding: 64px 0;
      }

      .site-header {
        height: 70px;
      }

      .header-inner {
        height: 70px;
      }

      .site-header.is-scrolled {
        height: 66px;
      }

      .site-header.is-scrolled .header-inner {
        height: 66px;
      }

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

      .nav-scroll {
        position: fixed;
        top: 70px;
        right: 0;
        width: min(88%, 420px);
        height: calc(100vh - 70px);
        background: rgba(5, 15, 30, 0.94);
        backdrop-filter: blur(22px);
        -webkit-backdrop-filter: blur(22px);
        flex-direction: column;
        align-items: stretch;
        padding: 30px 26px 40px;
        transform: translateX(105%);
        visibility: hidden;
        opacity: 0;
        transition: transform 0.25s ease, opacity 0.2s ease, visibility 0.2s;
        overflow-y: auto;
        border-left: 1px solid rgba(255, 255, 255, 0.1);
        box-shadow: -20px 0 50px rgba(0, 0, 0, 0.45);
        z-index: 1190;
        margin-left: 0;
      }

      body.nav-open .nav-scroll {
        transform: translateX(0);
        visibility: visible;
        opacity: 1;
      }

      .nav-links {
        flex-direction: column;
        align-items: stretch;
        gap: 6px;
        margin-bottom: 24px;
      }

      .nav-item {
        display: block;
        font-size: 20px;
        padding: 13px 8px;
        border-bottom: 1px solid rgba(255, 255, 255, 0.07);
      }

      .nav-item::after {
        content: none;
      }

      .nav-item.active::before {
        margin-right: 10px;
      }

      .nav-cta {
        margin-left: 0;
      }

      .nav-cta .btn-narrow {
        width: 100%;
        height: 50px;
      }

      .activity-hero {
        padding: 126px 0 72px;
      }

      .hero-meta {
        gap: 8px;
      }
    }

    @media (max-width: 767.8px) {
      body {
        font-size: 15px;
      }

      .container {
        padding-left: 16px;
        padding-right: 16px;
      }

      .section {
        padding: 56px 0;
      }

      .hero-title {
        font-size: 34px;
      }

      .hero-lead {
        font-size: 16px;
      }

      .btn-glow,
      .btn-ghost {
        width: 100%;
      }

      .hero-actions {
        display: flex;
        flex-direction: column;
        gap: 14px;
      }

      .poster-card {
        margin-top: 12px;
      }

      .benefit-card {
        padding: 26px 22px;
      }

      .right-stack {
        margin-top: 0;
      }

      .check-list-item {
        padding: 20px 20px 20px 80px;
      }

      .check-list-item .check-no {
        left: 16px;
        width: 44px;
        height: 44px;
        padding: 0;
      }

      .footer-top {
        grid-template-columns: 1fr;
        gap: 26px;
      }

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

    @media (max-width: 575.8px) {
      .brand-name {
        font-size: 17px;
      }

      .brand-mark {
        width: 34px;
        height: 34px;
      }

      .activity-hero {
        padding-top: 112px;
        min-height: auto;
      }

      .hero-title {
        font-size: 31px;
      }

      .section-kicker {
        font-size: 13px;
      }

      .poster-inner {
        position: relative;
        inset: auto;
        margin-top: -4px;
        background: rgba(6, 13, 26, 0.9);
        border-radius: 0 0 18px 18px;
      }

      .poster-card::after {
        background: linear-gradient(180deg, rgba(6, 13, 26, 0.1), rgba(6, 13, 26, 0.58));
      }

      .table-rules {
        min-width: 560px;
      }

      .check-list-item {
        padding-left: 20px;
      }

      .check-list-item .check-no {
        position: static;
        margin-bottom: 10px;
      }

      .rule-note {
        text-align: left;
      }
    }

/* roulang page: category3 */
:root {
        --bg-deep: #060D1A;
        --bg-sub: #0B1728;
        --bg-panel: #0d2037;
        --glass-card: rgba(15, 30, 55, 0.55);
        --brand-blue: #1F8FFF;
        --neon: #54E9C4;
        --neon-soft: rgba(84, 233, 196, 0.18);
        --amber: #FFC85A;
        --amber-soft: rgba(255, 200, 90, 0.14);
        --text-main: #EAF2FF;
        --text-soft: #93A6C2;
        --text-muted: #5D7394;
        --border-line: rgba(255, 255, 255, 0.12);
        --border-hover: rgba(255, 255, 255, 0.24);
        --radius-lg: 20px;
        --radius-md: 14px;
        --radius-sm: 10px;
        --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.28);
        --shadow-glow: 0 0 24px rgba(84, 233, 196, 0.45);
        --transition: 0.2s ease;
        --font-main: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
        --font-mono: ui-monospace, SFMono-Regular, Menlo, monospace;
        --header-height: 84px;
        --container-width: 1260px;
    }

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

    html {
        scroll-behavior: smooth;
        background: var(--bg-deep);
    }

    body {
        margin: 0;
        font-family: var(--font-main);
        background: var(--bg-deep);
        color: var(--text-main);
        font-size: 16px;
        line-height: 1.75;
        overflow-x: hidden;
        -webkit-font-smoothing: antialiased;
    }

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

    a {
        color: inherit;
        text-decoration: none;
        transition: color var(--transition), border-color var(--transition), background var(--transition), box-shadow var(--transition);
    }

    a:hover {
        color: var(--neon);
    }

    button,
    input,
    select,
    textarea {
        font-family: inherit;
    }

    h1,
    h2,
    h3,
    h4 {
        color: var(--text-main);
        font-weight: 700;
        letter-spacing: -0.01em;
    }

    h1 {
        font-size: 50px;
        line-height: 1.2;
        margin: 0 0 18px;
    }

    h2 {
        font-size: 34px;
        line-height: 1.25;
        margin: 0 0 12px;
    }

    h3 {
        font-size: 22px;
        line-height: 1.4;
        margin: 0 0 10px;
    }

    p {
        line-height: 1.8;
        margin: 0 0 16px;
        color: var(--text-soft);
    }

    .container {
        max-width: var(--container-width);
    }

    .site-header {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        z-index: 1080;
        background: linear-gradient(180deg, rgba(4, 12, 24, 0.72), rgba(4, 12, 24, 0.15));
        border-bottom: 1px solid transparent;
        -webkit-backdrop-filter: blur(14px) saturate(150%);
        backdrop-filter: blur(14px) saturate(150%);
        transition: background var(--transition), border-color var(--transition), box-shadow var(--transition);
    }

    .site-header.is-scrolled {
        background: rgba(4, 12, 24, 0.88);
        border-bottom-color: rgba(255, 255, 255, 0.06);
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.22);
        -webkit-backdrop-filter: blur(18px);
        backdrop-filter: blur(18px);
    }

    .site-nav {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 20px;
        width: 100%;
        max-width: var(--container-width);
        margin: 0 auto;
        padding: 0 24px;
        height: var(--header-height);
        transition: height var(--transition);
    }

    .site-header.is-scrolled .site-nav {
        height: 68px;
    }

    .brand-logo {
        display: flex;
        align-items: center;
        gap: 10px;
        flex-shrink: 0;
        font-weight: 700;
        color: var(--text-main);
        font-size: 19px;
        line-height: 1.2;
        margin-right: 22px;
        transition: none;
    }

    .brand-logo:hover {
        color: var(--text-main);
    }

    .brand-mark {
        width: 36px;
        height: 36px;
        flex-shrink: 0;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        border-radius: 12px;
        background: rgba(84, 233, 196, 0.1);
        border: 1px solid rgba(84, 233, 196, 0.35);
        box-shadow: inset 0 0 18px rgba(84, 233, 196, 0.12);
    }

    .brand-text {
        position: relative;
    }

    .brand-tail {
        color: var(--neon);
        font-weight: 600;
    }

    .nav-links {
        display: flex;
        align-items: center;
        gap: 12px;
        margin: 0 auto;
    }

    .nav-item {
        position: relative;
        color: rgba(234, 242, 255, 0.78);
        font-size: 15.5px;
        padding: 12px 6px;
        transition: color var(--transition);
        white-space: nowrap;
    }

    .nav-item:hover {
        color: #fff;
    }

    .nav-item::after {
        content: "";
        position: absolute;
        left: 50%;
        bottom: 2px;
        width: 0;
        height: 2px;
        border-radius: 2px;
        background: var(--neon);
        box-shadow: 0 0 10px var(--neon);
        transform: translateX(-50%);
        transition: width 0.22s ease;
    }

    .nav-item:hover::after,
    .nav-item.active::after {
        width: 100%;
    }

    .nav-item.active {
        color: #fff;
        font-weight: 600;
    }

    .nav-item.active .nav-link-text::before {
        content: "";
        display: inline-block;
        width: 4px;
        height: 4px;
        border-radius: 50%;
        background: var(--neon);
        vertical-align: 3px;
        margin-right: 5px;
        box-shadow: 0 0 8px var(--neon);
    }

    .nav-cta {
        display: flex;
        align-items: center;
        gap: 12px;
        flex-shrink: 0;
    }

    .btn-glow {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        height: 46px;
        padding: 0 26px;
        border-radius: 10px;
        background: linear-gradient(135deg, var(--neon), #3DD5F8);
        color: #041019;
        font-weight: 700;
        font-size: 15px;
        letter-spacing: 0.02em;
        border: 0;
        box-shadow: 0 0 24px rgba(84, 233, 196, 0.35);
        transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
        text-decoration: none;
    }

    .btn-glow:hover {
        color: #041019;
        transform: translateY(-2px);
        box-shadow: 0 8px 30px rgba(84, 233, 196, 0.46);
        background: linear-gradient(135deg, #6FF3DC, #54E0FF);
    }

    .btn-glow:focus-visible,
    .btn-ghost:focus-visible {
        outline: 3px solid var(--neon-soft);
        outline-offset: 2px;
    }

    .btn-narrow {
        height: 42px;
        padding: 0 20px;
        font-size: 14px;
    }

    .btn-ghost {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        height: 48px;
        padding: 0 24px;
        border-radius: 10px;
        background: transparent;
        color: #fff;
        border: 1px solid rgba(255, 255, 255, 0.2);
        font-weight: 600;
        font-size: 15px;
        transition: var(--transition);
    }

    .btn-ghost:hover {
        border-color: var(--neon);
        color: var(--neon);
        box-shadow: 0 0 20px rgba(84, 233, 196, 0.12);
        transform: translateY(-2px);
    }

    .btn-lg-cta {
        height: 54px;
        padding: 0 32px;
        font-size: 16px;
    }

    .text-link {
        color: var(--neon);
        font-weight: 600;
        font-size: 15px;
        display: inline-flex;
        align-items: center;
        gap: 6px;
    }

    .text-link:hover {
        color: #fff;
    }

    .menu-toggle {
        display: none;
        width: 42px;
        height: 42px;
        border-radius: 10px;
        border: 1px solid rgba(255, 255, 255, 0.12);
        background: rgba(255, 255, 255, 0.04);
        color: #fff;
        align-items: center;
        justify-content: center;
        font-size: 18px;
        cursor: pointer;
        padding: 0;
        -webkit-backdrop-filter: blur(8px);
        backdrop-filter: blur(8px);
    }

    .menu-toggle:hover {
        border-color: var(--neon);
        color: var(--neon);
    }

    .main-layout {
        position: relative;
    }

    .page-hero {
        position: relative;
        z-index: 1;
        padding: calc(var(--header-height) + 40px) 0 72px;
        overflow: hidden;
    }

    .page-hero::before {
        content: "";
        position: absolute;
        inset: 0;
        pointer-events: none;
        background:
            radial-gradient(ellipse 900px 420px at 82% 12%, rgba(31, 143, 255, 0.2), transparent 65%),
            radial-gradient(ellipse 460px 320px at 12% 82%, rgba(84, 233, 196, 0.12), transparent 60%),
            linear-gradient(rgba(6, 13, 26, 0.84), rgba(6, 13, 26, 0.88)), url('/assets/images/backpic/back-3.webp');
        background-size: cover;
        background-position: center;
        opacity: 0.92;
    }

    .poster-card {
        position: relative;
        display: flex;
        align-items: center;
        min-height: 500px;
        border-radius: 26px;
        padding: 64px 58px;
        border: 1px solid rgba(255, 255, 255, 0.12);
        background:
            linear-gradient(120deg, rgba(6, 13, 26, 0.96) 0%, rgba(11, 23, 40, 0.78) 46%, rgba(11, 23, 40, 0.2) 100%),
            url('/assets/images/coverpic/cover-10.png') right center / cover no-repeat;
        box-shadow: var(--shadow-card), inset 0 1px rgba(255, 255, 255, 0.08);
        overflow: hidden;
        isolation: isolate;
    }

    .poster-card::after {
        content: "";
        position: absolute;
        top: -1px;
        right: -1px;
        width: 190px;
        height: 190px;
        background: radial-gradient(circle, rgba(84, 233, 196, 0.28), transparent 70%);
        z-index: -1;
    }

    .poster-card .hero-chip {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        background: rgba(84, 233, 196, 0.12);
        border: 1px solid rgba(84, 233, 196, 0.3);
        color: var(--neon);
        border-radius: 999px;
        font-size: 13px;
        font-weight: 600;
        padding: 6px 15px;
        margin-bottom: 24px;
        width: max-content;
        max-width: 100%;
    }

    .poster-copy {
        max-width: 680px;
        position: relative;
        z-index: 2;
    }

    .poster-copy p {
        max-width: 620px;
        font-size: 16.5px;
        color: rgba(234, 242, 255, 0.8);
        margin-bottom: 30px;
    }

    .poster-actions {
        display: flex;
        flex-wrap: wrap;
        gap: 14px;
        align-items: center;
        margin-bottom: 30px;
    }

    .poster-tags {
        display: flex;
        flex-wrap: wrap;
        gap: 12px 20px;
        color: var(--text-muted);
        font-size: 14px;
        padding-top: 2px;
    }

    .poster-tags span {
        display: inline-flex;
        align-items: center;
        gap: 7px;
    }

    .poster-tags i {
        color: var(--neon);
    }

    .section-block {
        position: relative;
        padding: 88px 0;
    }

    .section-block-sm {
        padding: 48px 0 88px;
    }

    .section-block-white {
        background: var(--bg-sub);
    }

    .section-head {
        max-width: 820px;
        margin-bottom: 42px;
    }

    .section-head.center-head {
        margin-left: auto;
        margin-right: auto;
        text-align: center;
    }

    .section-overline {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        color: var(--neon);
        font-size: 14px;
        font-weight: 600;
        letter-spacing: 0.04em;
        margin-bottom: 12px;
    }

    .section-overline::before {
        content: "";
        width: 24px;
        height: 1px;
        background: var(--neon);
        box-shadow: 0 0 8px var(--neon);
    }

    .section-head p {
        margin: 14px 0 0;
        font-size: 16px;
    }

    .benefit-grid {
        display: grid;
        grid-template-columns: repeat(12, 1fr);
        gap: 24px;
    }

    .benefit-card,
    .glass-card {
        background: var(--glass-card);
        -webkit-backdrop-filter: blur(16px) saturate(150%);
        backdrop-filter: blur(16px) saturate(150%);
        border: 1px solid var(--border-line);
        border-radius: var(--radius-lg);
        box-shadow: var(--shadow-card);
        transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
    }

    .benefit-card:hover,
    .glass-card:hover {
        transform: translateY(-3px);
        border-color: var(--border-hover);
        box-shadow: 0 14px 36px rgba(0, 0, 0, 0.34), 0 0 0 1px rgba(84, 233, 196, 0.08);
    }

    .benefit-card {
        display: flex;
        flex-direction: column;
        justify-content: space-between;
        min-height: 300px;
        padding: 30px;
        position: relative;
        overflow: hidden;
    }

    .benefit-card--wide {
        grid-column: span 7;
    }

    .benefit-card--slim {
        grid-column: span 5;
        min-height: 300px;
    }

    .benefit-card--reverse:nth-child(3) {
        grid-column: span 5;
    }

    .benefit-card--reverse:nth-child(4) {
        grid-column: span 7;
    }

    .benefit-card::before {
        content: "";
        position: absolute;
        top: -60px;
        right: -40px;
        width: 170px;
        height: 170px;
        border-radius: 50%;
        background: radial-gradient(circle, rgba(31, 143, 255, 0.16), transparent 72%);
        pointer-events: none;
    }

    .benefit-card--main::before {
        background: radial-gradient(circle, rgba(84, 233, 196, 0.2), transparent 72%);
    }

    .benefit-top {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 16px;
        margin-bottom: 22px;
    }

    .benefit-icon {
        width: 52px;
        height: 52px;
        flex-shrink: 0;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        border-radius: 15px;
        font-size: 21px;
        color: var(--neon);
        background: rgba(84, 233, 196, 0.1);
        border: 1px solid rgba(84, 233, 196, 0.22);
    }

    .tag-mini {
        display: inline-flex;
        align-items: center;
        gap: 5px;
        padding: 4px 12px;
        font-size: 12.5px;
        border-radius: 999px;
        background: rgba(255, 200, 90, 0.12);
        color: var(--amber);
        border: 1px solid rgba(255, 200, 90, 0.22);
        font-weight: 600;
        letter-spacing: 0.02em;
    }

    .tag-info {
        background: rgba(84, 233, 196, 0.1);
        color: var(--neon);
        border-color: rgba(84, 233, 196, 0.22);
    }

    .check-list {
        list-style: none;
        margin: 16px 0 24px;
        padding: 0;
    }

    .check-list li {
        position: relative;
        padding-left: 28px;
        margin-bottom: 9px;
        color: var(--text-soft);
        line-height: 1.7;
    }

    .check-list li::before {
        content: "\f00c";
        font-family: "Font Awesome 6 Free";
        font-weight: 900;
        color: var(--neon);
        position: absolute;
        left: 0;
        top: 0;
        opacity: 0.92;
    }

    .benefit-card .benefit-desc {
        color: var(--text-soft);
        font-size: 15.5px;
    }

    .benefit-more {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 12px;
        flex-wrap: wrap;
        border-top: 1px solid rgba(255, 255, 255, 0.08);
        margin-top: auto;
        padding-top: 20px;
    }

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

    .tiny-strip {
        display: flex;
        flex-wrap: wrap;
        gap: 8px;
        margin-bottom: 16px;
    }

    .tiny-strip span {
        font-size: 14px;
        padding: 4px 11px;
        border-radius: 999px;
        background: rgba(255, 255, 255, 0.06);
        border: 1px solid rgba(255, 255, 255, 0.1);
        color: var(--text-main);
    }

    .login-path {
        position: relative;
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 18px;
        margin-top: 40px;
    }

    .path-item {
        position: relative;
        background: rgba(11, 23, 40, 0.72);
        border: 1px solid rgba(255, 255, 255, 0.08);
        border-radius: var(--radius-md);
        padding: 24px 20px 20px;
        -webkit-backdrop-filter: blur(12px);
        backdrop-filter: blur(12px);
        transition: var(--transition);
    }

    .path-item:hover {
        transform: translateY(-4px);
        border-color: rgba(255, 255, 255, 0.18);
    }

    .path-index {
        font-family: var(--font-mono);
        font-size: 13px;
        color: var(--neon);
        letter-spacing: 0.08em;
        font-weight: 600;
        margin-bottom: 12px;
    }

    .path-item h3 {
        font-size: 18px;
        margin-bottom: 6px;
    }

    .path-item p {
        margin-bottom: 0;
        font-size: 14.5px;
        color: var(--text-muted);
    }

    .path-arrow {
        position: absolute;
        top: 50%;
        right: -17px;
        z-index: 2;
        width: 26px;
        height: 26px;
        border-radius: 50%;
        font-size: 12px;
        color: var(--neon);
        display: flex;
        align-items: center;
        justify-content: center;
        background: #0B1728;
        border: 1px solid rgba(255, 255, 255, 0.18);
        transform: translateY(-50%);
        box-shadow: 0 0 12px rgba(84, 233, 196, 0.2);
    }

    .rule-panel {
        max-width: 1060px;
    }

    .rule-table-wrap {
        overflow: hidden;
        border: 1px solid rgba(255, 255, 255, 0.1);
        border-radius: var(--radius-lg);
        background: rgba(15, 30, 55, 0.5);
        -webkit-backdrop-filter: blur(14px);
        backdrop-filter: blur(14px);
        box-shadow: var(--shadow-card);
        margin-top: 30px;
    }

    .rule-table {
        width: 100%;
        border-collapse: separate;
        border-spacing: 0;
    }

    .rule-table th,
    .rule-table td {
        padding: 18px 22px;
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        text-align: left;
        font-size: 15px;
        line-height: 1.8;
        color: var(--text-soft);
    }

    .rule-table th {
        width: 220px;
        background: rgba(255, 255, 255, 0.04);
        color: var(--text-main);
        font-weight: 600;
        font-size: 15px;
        min-width: 150px;
    }

    .rule-table tr:last-child td,
    .rule-table tr:last-child th {
        border-bottom: 0;
    }

    .rule-table td strong {
        color: var(--text-main);
        font-weight: 600;
    }

    .rule-note {
        display: flex;
        gap: 10px;
        margin-top: 20px;
        color: var(--text-muted);
        font-size: 14px;
        background: rgba(255, 200, 90, 0.08);
        border: 1px solid rgba(255, 200, 90, 0.18);
        border-radius: var(--radius-md);
        padding: 13px 18px;
        line-height: 1.7;
    }

    .rule-note i {
        color: var(--amber);
        margin-top: 3px;
    }

    .faq-wrap {
        max-width: 960px;
        margin: 0 auto;
    }

    .accordion-item {
        background: transparent;
        border: 0;
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        border-radius: 0 !important;
    }

    .accordion-item:first-child {
        border-top: 0;
    }

    .accordion-button {
        background: transparent;
        border: 0;
        color: var(--text-main);
        font-size: 16.5px;
        font-weight: 600;
        padding: 22px 18px 22px 0;
        border-radius: 0 !important;
        box-shadow: none;
        display: flex;
        justify-content: space-between;
        gap: 16px;
        width: 100%;
        text-align: left;
        transition: var(--transition);
    }

    .accordion-button:hover {
        color: var(--neon);
    }

    .accordion-button:not(.collapsed) {
        color: var(--neon);
        background: transparent;
        box-shadow: none;
    }

    .accordion-button:focus {
        outline: 0;
        box-shadow: none;
        border-color: transparent;
    }

    .accordion-button::after {
        flex-shrink: 0;
        width: 16px;
        height: 16px;
        margin-left: auto;
        background-image: none;
        font-family: "Font Awesome 6 Free";
        font-weight: 900;
        content: "\f078";
        font-size: 15px;
        color: var(--neon);
        transition: transform var(--transition);
        transform: rotate(0deg);
        display: flex;
        align-items: center;
        justify-content: center;
        line-height: 16px;
    }

    .accordion-button:not(.collapsed)::after {
        transform: rotate(180deg);
        background-image: none;
        color: var(--neon);
    }

    .accordion-body {
        padding: 0 18px 22px 0;
        color: var(--text-soft);
        font-size: 15.5px;
        line-height: 1.85;
        border-bottom: 1px solid rgba(84, 233, 196, 0.16);
    }

    .qa-card {
        background: rgba(15, 30, 55, 0.45);
        border: 1px solid rgba(255, 255, 255, 0.08);
        border-radius: var(--radius-md);
        margin-bottom: 14px;
        overflow: hidden;
        padding: 0 22px;
        transition: var(--transition);
    }

    .qa-card:hover {
        border-color: rgba(84, 233, 196, 0.25);
    }

    .qa-button {
        display: flex;
        width: 100%;
        align-items: center;
        justify-content: space-between;
        gap: 18px;
        background: transparent;
        border: 0;
        color: var(--text-main);
        font-size: 16px;
        font-weight: 600;
        text-align: left;
        padding: 21px 0;
        cursor: pointer;
    }

    .qa-button span {
        color: var(--neon);
        font-size: 18px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        transition: transform var(--transition);
    }

    .qa-item.open .qa-button span {
        transform: rotate(45deg);
    }

    .qa-content {
        display: none;
        padding: 0 8px 22px 0;
        color: var(--text-soft);
        font-size: 15px;
        line-height: 1.85;
        border-top: 1px solid rgba(255, 255, 255, 0.07);
        margin-top: 0;
    }

    .qa-content > p {
        margin: 16px 0 0;
    }

    .cta-panel {
        position: relative;
        text-align: center;
        padding: 74px 44px;
        border-radius: 24px;
        background:
            radial-gradient(ellipse 700px 240px at 55% 0%, rgba(84, 233, 196, 0.14), transparent 70%),
            linear-gradient(120deg, rgba(10, 24, 44, 0.94), rgba(7, 17, 32, 0.94));
        border: 1px solid rgba(255, 255, 255, 0.1);
        overflow: hidden;
    }

    .cta-panel::before {
        content: "";
        position: absolute;
        top: 0;
        left: 10%;
        right: 10%;
        height: 1px;
        background: linear-gradient(90deg, transparent, rgba(84, 233, 196, 0.6), transparent);
    }

    .cta-panel h2 {
        margin-bottom: 14px;
    }

    .cta-panel p {
        max-width: 690px;
        margin: 0 auto 28px;
    }

    .cta-actions {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 14px;
    }

    .site-footer {
        background: #040A14;
        border-top: 1px solid rgba(255, 255, 255, 0.05);
        padding: 62px 0 34px;
    }

    .site-footer .footer-top {
        display: flex;
        justify-content: space-between;
        flex-wrap: wrap;
        gap: 40px;
        padding-bottom: 42px;
        border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    }

    .footer-brand {
        max-width: 440px;
    }

    .footer-brand .brand-mini {
        display: flex;
        align-items: center;
        gap: 12px;
        font-size: 18px;
        font-weight: 700;
        color: var(--text-main);
        margin-bottom: 14px;
    }

    .footer-brand p {
        color: var(--text-muted);
        font-size: 14.5px;
        margin: 0;
    }

    .footer-links {
        display: flex;
        flex-wrap: wrap;
        gap: 64px;
    }

    .footer-links > div {
        display: flex;
        flex-direction: column;
        gap: 10px;
    }

    .footer-links strong {
        margin-bottom: 8px;
        color: var(--text-main);
    }

    .footer-links a {
        color: var(--text-soft);
        font-size: 15px;
    }

    .footer-links a:hover {
        color: var(--neon);
    }

    .footer-bottom {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 20px 28px;
        flex-wrap: wrap;
        padding-top: 30px;
    }

    .footer-bottom p {
        margin: 0;
        font-size: 13.5px;
        color: var(--text-muted);
        line-height: 1.7;
    }

    .brand-mark svg path,
    .brand-mark svg circle {
        stroke: var(--neon);
    }

    .backtop {
        position: fixed;
        right: 28px;
        bottom: 28px;
        z-index: 1030;
        width: 44px;
        height: 44px;
        border-radius: 13px;
        display: flex;
        align-items: center;
        justify-content: center;
        background: rgba(15, 30, 55, 0.82);
        border: 1px solid rgba(255, 255, 255, 0.16);
        color: var(--text-main);
        -webkit-backdrop-filter: blur(12px);
        backdrop-filter: blur(12px);
        box-shadow: var(--shadow-card);
        opacity: 0;
        visibility: hidden;
        transform: translateY(14px);
        transition: var(--transition);
        font-size: 16px;
    }

    .backtop.show {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }

    .backtop:hover {
        color: var(--neon);
        border-color: var(--neon);
        transform: translateY(-3px);
    }

    .img-cover-wrap {
        position: relative;
        border-radius: 16px;
        overflow: hidden;
        background: #0A1526;
    }

    .img-cover-wrap img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        opacity: 1;
        transition: opacity 0.35s;
    }

    .img-cover-wrap img.is-loading {
        opacity: 0;
    }

    @media (max-width: 1199.98px) {
        .benefit-card--wide {
            grid-column: span 12;
        }

        .benefit-card--slim {
            grid-column: span 12;
        }

        .poster-card {
            padding: 52px 42px;
            min-height: 460px;
        }
    }

    @media (max-width: 991.98px) {
        h1 {
            font-size: 40px;
        }

        h2 {
            font-size: 30px;
        }

        .site-nav {
            padding: 0 20px;
        }

        .menu-toggle {
            display: inline-flex;
            order: 3;
        }

        .nav-links {
            position: fixed;
            left: 0;
            right: 0;
            top: 0;
            height: 100vh;
            height: 100dvh;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: rgba(5, 15, 30, 0.94);
            -webkit-backdrop-filter: blur(22px) saturate(150%);
            backdrop-filter: blur(22px) saturate(150%);
            transform: translateX(105%);
            opacity: 0;
            visibility: hidden;
            transition: transform 0.3s ease, opacity 0.3s ease, visibility 0.3s;
            z-index: -1;
            margin: 0;
            padding-bottom: 60px;
        }

        .nav-links.mobile-open {
            transform: translateX(0);
            opacity: 1;
            visibility: visible;
        }

        .nav-links .nav-item {
            font-size: 20px;
            display: flex;
            min-height: 52px;
            align-items: center;
            color: var(--text-main);
        }

        .nav-cta {
            margin-left: auto;
        }

        .nav-cta .btn-narrow {
            height: 38px;
            padding: 0 16px;
            font-size: 13px;
        }

        .brand-logo {
            font-size: 17px;
        }

        .page-hero {
            padding-top: calc(var(--header-height) + 24px);
        }

        .page-hero::before {
            background:
                radial-gradient(ellipse 500px 300px at 80% 0%, rgba(31, 143, 255, 0.22), transparent 60%),
                linear-gradient(rgba(6, 13, 26, 0.9), rgba(6, 13, 26, 0.93)), url('/assets/images/backpic/back-3.webp');
            background-size: cover;
        }

        .poster-card {
            min-height: auto;
            padding: 40px 34px;
            background:
                linear-gradient(180deg, rgba(6, 13, 26, 0.95) 0%, rgba(10, 24, 42, 0.88) 100%),
                url('/assets/images/coverpic/cover-10.png') center;
            background-size: cover;
        }

        .login-path {
            grid-template-columns: repeat(2, 1fr);
        }

        .login-path .path-item:nth-child(2) .path-arrow {
            display: none;
        }

        .section-block {
            padding: 68px 0;
        }
    }

    @media (max-width: 767.98px) {
        body {
            font-size: 15px;
        }

        .brand-logo {
            font-size: 15px;
            gap: 8px;
        }

        .brand-mark {
            width: 32px;
            height: 32px;
            border-radius: 10px;
        }

        .brand-mark svg {
            width: 17px;
        }

        h1 {
            font-size: 34px;
            line-height: 1.25;
        }

        .poster-card {
            padding: 34px 22px;
            border-radius: 18px;
        }

        .poster-copy p {
            font-size: 15px;
        }

        .section-head {
            margin-bottom: 28px;
        }

        .benefit-card {
            padding: 24px 20px;
            min-height: 0;
        }

        .check-list li {
            font-size: 14.5px;
        }

        .rule-table th,
        .rule-table td {
            padding: 15px 14px;
            font-size: 14px;
            min-width: 120px;
        }

        .rule-table th {
            width: 132px;
        }

        .footer-bottom {
            flex-direction: column;
            align-items: flex-start;
        }

        .footer-links {
            gap: 34px;
        }
    }

    @media (max-width: 520.98px) {
        .site-nav {
            padding: 0 16px;
            gap: 12px;
        }

        .brand-logo {
            font-size: 14.5px;
        }

        .brand-tail {
            display: none;
        }

        .brand-logo .brand-mini-text::after {
            content: "在线登录入口";
            display: inline-block;
            margin-left: 6px;
            font-size: 11px;
            color: var(--neon);
            background: rgba(84, 233, 196, 0.1);
            border: 1px solid rgba(84, 233, 196, 0.2);
            border-radius: 999px;
            padding: 2px 7px;
            font-weight: 500;
            vertical-align: 2px;
        }

        .brand-logo {
            flex-wrap: wrap;
        }

        .nav-cta {
            gap: 6px;
        }

        .nav-cta .btn-narrow {
            height: 36px;
            padding: 0 13px;
            font-size: 12.5px;
        }

        h1 {
            font-size: 31px;
        }

        h2 {
            font-size: 26px;
        }

        .poster-tags {
            flex-direction: column;
            gap: 8px;
        }

        .btn-lg-cta,
        .btn-ghost {
            height: 50px;
            padding: 0 22px;
            font-size: 14px;
        }

        .poster-actions {
            gap: 12px;
        }

        .login-path {
            grid-template-columns: 1fr;
        }

        .login-path .path-arrow {
            display: none;
        }

        .rule-table-wrap {
            overflow-x: auto;
        }

        .cta-panel {
            padding: 48px 24px;
        }

        .cta-actions .btn-glow,
        .cta-actions .btn-ghost {
            width: 100%;
        }

        .backtop {
            right: 16px;
            bottom: 16px;
        }
    }

    @media (prefers-reduced-motion: reduce) {
        * {
            animation-duration: 0.001s !important;
            transition-duration: 0.001s !important;
            scroll-behavior: auto !important;
        }
    }