/* roulang page: index */
:root{
  --site-bg:#0A0F14;
  --site-panel:#0E151C;
  --card-bg:#152029;
  --card-hover:#1C2A35;
  --primary:#00E070;
  --primary-hover:#2CF28D;
  --primary-10:rgba(0,224,112,.12);
  --primary-15:rgba(0,224,112,.18);
  --amber:#FFC857;
  --amber-hover:#FFD889;
  --amber-10:rgba(255,200,87,.12);
  --text-main:#F4F8FB;
  --text-body:#C7D3DD;
  --text-sub:#93A7B6;
  --text-dim:#61798B;
  --border-line:rgba(255,255,255,.1); 
  --border-soft:rgba(255,255,255,.08);
  --radius-xl:24px;
  --radius-md:18px;
  --radius-pill:999px;
  --shadow-card:0 8px 28px rgba(0,0,0,.35);
  --shadow-float:0 18px 40px rgba(0,0,0,.5);
  --space-section:clamp(64px,9vw,120px);
  --ff:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  --scroll-pad:100px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:var(--scroll-pad)}
body{
  background:var(--site-bg);
  color:var(--text-body);
  font-family:var(--ff);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;border:0;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease}
a:hover{color:var(--primary)}
button{font-family:var(--ff)}
input,button,select,textarea{font-family:var(--ff)}
ul,ol,li{list-style:none}
p{color:var(--text-body)}
::-webkit-scrollbar{width:8px;height:8px}
::-webkit-scrollbar-thumb{background:rgba(255,255,255,.15);border-radius:8px}
::-webkit-scrollbar-track{background:transparent}
::selection{background:var(--primary-15);color:#fff}

.container-xl-custom{max-width:1200px;margin-left:auto;margin-right:auto;padding-left:clamp(16px,3vw,32px);padding-right:clamp(16px,3vw,32px)}
.section{padding-top:var(--space-section);padding-bottom:var(--space-section);position:relative}
.section-head{margin-bottom:36px}
.section-eyebrow{display:inline-flex;align-items:center;gap:6px;font-size:12px;letter-spacing:.12em;color:var(--primary);text-transform:uppercase;font-weight:600;margin-bottom:14px}
.section-eyebrow::before{content:"";width:20px;height:2px;background:var(--primary);border-radius:2px}
.section-title{font-size:clamp(24px,2.6vw,34px);line-height:1.35;font-weight:700;color:var(--text-main)}
.section-copy{color:var(--text-sub);max-width:720px;margin-top:12px;font-size:15px}
.btn{border-radius:var(--radius-pill);height:48px;padding:0 28px;display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:600;border:none;transition:all .25s ease;letter-spacing:.02em}
.btn-primary-solid{background:var(--amber);color:#12181e}
.btn-primary-solid:hover{background:var(--amber-hover);color:#0A0F14;transform:translateY(-2px);box-shadow:0 12px 28px rgba(255,200,87,.28)}
.btn-primary-solid:active{transform:translateY(0);box-shadow:none}
.btn-outline-primary{background:var(--primary-10);color:var(--primary);border:1px solid rgba(0,224,112,.35)}
.btn-outline-primary:hover{background:var(--primary-15);color:var(--primary-hover);border-color:var(--primary);transform:translateY(-2px)}
.btn-dark-ghost{
  background:rgba(255,255,255,.05);
  color:var(--text-body);
  border:1px solid rgba(255,255,255,.12)
}
.btn-dark-ghost:hover{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.3)}
.btn-lg{height:52px;padding:0 34px;font-size:15px}
.btn-sm{height:38px;padding:0 18px;font-size:13px}
.btn-link-more{display:inline-flex;align-items:center;gap:8px;color:var(--primary);font-weight:600;font-size:14px;border:none;background:transparent;padding:10px 0}
.btn-link-more i{transition:transform .25s ease}
.btn-link-more:hover i{transform:translateX(4px)}
.btn:focus-visible,.btn-link-more:focus-visible,a:focus-visible{
  outline:2px solid var(--primary);
  outline-offset:3px;
  border-radius:8px;
}
.badge-pill-tag{
  display:inline-flex;align-items:center;gap:6px;
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.08);
  color:var(--text-sub);
  border-radius:var(--radius-pill);
  padding:4px 14px;
  font-size:12px;
  line-height:1.5;
  transition:all .2s ease;
}
.badge-pill-tag.green{
  background:var(--primary-10);
  color:var(--primary);
  border-color:rgba(0,224,112,.2);
}
.badge-pill-tag.amber{
  background:var(--amber-10);
  color:var(--amber);
  border-color:rgba(255,200,87,.2);
}
.badge-pill-tag i{margin-right:4px}

/* ===== Header / Nav ===== */
.site-header{
  position:sticky;
  top:0;
  z-index:1000;
  background:rgba(10,15,20,.86);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(0,224,112,.2);
}
.header-inner{
  min-height:72px;
  display:grid;
  grid-template-columns:190px minmax(260px,520px) auto;
  align-items:center;
  gap:20px;
}
.logo-block{
  display:inline-flex;
  align-items:center;
  gap:10px;
  min-width:0;
}
.logo-badge{
  width:42px;height:42px;
  border-radius:12px;
  background:linear-gradient(135deg,rgba(0,224,112,.18),rgba(0,224,112,.05));
  border:1px solid rgba(0,224,112,.3);
  display:inline-flex;
  align-items:center;
  justify-content:center;
  color:var(--primary);
  position:relative;
  font-weight:800;
  font-size:15px;
  flex-shrink:0;
  letter-spacing:-.02em;
}
.logo-badge::after{
  content:"";position:absolute;
  top:-4px;right:-4px;
  width:9px;height:9px;
  background:var(--primary);
  border-radius:50%;
  box-shadow:0 0 0 3px rgba(0,224,112,.22);
}
.logo-text{
  color:var(--text-main);
  font-weight:800;
  font-size:17px;
  line-height:1.25;
  letter-spacing:.02em;
  white-space:nowrap;
}
.logo-text small{
  color:var(--primary);
  font-size:11px;
  font-weight:600;
  display:block;
  letter-spacing:.14em;
  text-transform:uppercase;
}
.hero-search{
  display:flex;
  align-items:center;
  height:44px;
  background:var(--site-panel);
  border:1px solid rgba(255,255,255,.1);
  border-radius:var(--radius-pill);
  overflow:hidden;
  transition:border-color .25s,box-shadow .25s;
}
.hero-search:hover{border-color:rgba(255,255,255,.3)}
.hero-search:focus-within{
  border-color:var(--primary);
  box-shadow:0 0 0 4px rgba(0,224,112,.15);
}
.hero-search i{
  color:var(--text-dim);
  font-size:14px;
  margin-left:18px;
}
.hero-search input{
  flex:1;
  background:transparent;
  border:none;
  outline:none;
  color:var(--text-main);
  padding:0 14px;
  font-size:14px;
  height:100%;
}
.hero-search input::placeholder{
  color:var(--text-dim);
  font-size:14px;
}
.header-actions{
  display:flex;
  align-items:center;
  gap:8px;
  justify-content:flex-end;
}
.site-nav-list{
  display:flex;
  align-items:center;
  gap:6px;
}
.site-nav-list a{
  display:inline-flex;
  align-items:center;
  gap:6px;
  color:var(--text-sub);
  font-size:14px;
  font-weight:500;
  padding:8px 18px;
  border-radius:var(--radius-pill);
  transition:all .25s;
  line-height:1.4;
  position:relative;
  white-space:nowrap;
}
.site-nav-list a:hover{color:var(--text-main);background:rgba(255,255,255,.05)}
.site-nav-list a.active{
  color:var(--primary);
  background:var(--primary-10);
}
.site-nav-list a.active::after{
  content:"";position:absolute;
  bottom:2px;left:50%;transform:translateX(-50%);
  width:4px;height:4px;
  border-radius:50%;
  background:var(--primary);
}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  background:transparent;
  border:1px solid rgba(255,255,255,.1);
  border-radius:50%;
  color:var(--text-body);
  font-size:18px;
  align-items:center;
  justify-content:center;
  transition:all .2s;
}
.nav-toggle:hover{border-color:var(--primary);color:var(--primary)}

/* Mobile Nav */
.mobile-nav-wrap{
  background:rgba(10,15,20,.98);
  border-radius:18px;
  padding:10px;
  position:absolute;
  right:0;
  left:0;
  margin:16px clamp(16px,3vw,32px) 0;
  top:100%;
  z-index:999;
  border:1px solid var(--border-line);
  box-shadow:0 24px 48px rgba(0,0,0,.5);
  display:none;
}
.mobile-nav-wrap.show{display:block;animation:fadeDown .35s ease both}
.mobile-nav-list a{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:14px 20px;
  color:var(--text-body);
  border-radius:12px;
  font-size:15px;
}
.mobile-nav-list a:hover{background:rgba(255,255,255,.05)}
.mobile-nav-list a.active{background:var(--primary-10);color:var(--primary)}
@keyframes fadeDown{
  from{opacity:0;transform:translateY(-10px)}
  to{opacity:1;transform:translateY(0)}
}
/* ===== Hero ===== */
.hero{
  position:relative;
  padding-top:clamp(52px,8vw,110px);
  padding-bottom:clamp(52px,8vw,110px);
  background-image:
    linear-gradient(180deg,rgba(10,15,20,.88) 0%,rgba(10,15,20,.5) 100%),
    url('/assets/images/backpic/back-1.png');
  background-size:cover;
  background-position:center;
  background-repeat:no-repeat;
}
.hero-bg-decor{
  position:absolute;
  right:-120px;
  top:50px;
  width:560px;
  height:560px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(0,224,112,.14),transparent 62%);
  pointer-events:none;
}
.hero-grid{
  display:grid;
  grid-template-columns:minmax(0,1.08fr) minmax(0,.92fr);
  gap:clamp(24px,5vw,72px);
  align-items:center;
  position:relative;
  z-index:2;
}
.hero-title{
  color:var(--text-main);
  font-size:clamp(38px,4.6vw,58px);
  font-weight:800;
  line-height:1.2;
  letter-spacing:-.02em;
  margin-bottom:20px;
}
.hero-title .keyword{
  display:block;
  background:linear-gradient(90deg,#fff,#9EE7BE);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.hero-title .title-suffix{
  color:var(--text-sub);
  font-size:clamp(22px,2.5vw,32px);
  font-weight:600;
  display:block;
  margin-top:10px;
  letter-spacing:0;
}
.hero-desc{
  color:var(--text-body);
  font-size:16px;
  line-height:1.9;
  max-width:600px;
  margin-bottom:32px;
}
.hero-desc strong{color:var(--primary);font-weight:600}
.hero-btns-row{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-bottom:28px;
}
.hero-trust{
  display:flex;
  align-items:center;
  gap:10px;
  color:var(--text-sub);
  font-size:13px;
  margin-top:12px;
}
.hero-trust-tags{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.hero-visual{
  position:relative;
  border-radius:var(--radius-xl);
  overflow:hidden;
  transform:rotate(1deg);
  box-shadow:var(--shadow-float);
  border:1px solid rgba(255,255,255,.12);
  background:var(--card-bg);
}
.hero-visual img{
  aspect-ratio:4/3;
  object-fit:cover;
  width:100%;
}
.hero-visual-mask{
  position:absolute;
  inset:0;
  background:linear-gradient(200deg,rgba(0,224,112,.08),transparent 46%,rgba(10,15,20,.34));
  pointer-events:none;
}
.hero-float-card{
  position:absolute;
  left:18px;
  bottom:18px;
  right:18px;
  background:rgba(14,21,28,.85);
  backdrop-filter:blur(8px);
  border:1px solid var(--border-line);
  border-radius:16px;
  padding:14px 18px;
  display:flex;
  align-items:center;
  gap:12px;
}
.hero-float-icon{
  width:40px;height:40px;
  flex-shrink:0;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:50%;
  background:var(--primary-10);
  color:var(--primary);
  font-size:16px;
}
.hero-float-text{line-height:1.45}
.hero-float-text b{display:block;color:var(--text-main);font-size:14px}
.hero-float-text span{font-size:12px;color:var(--text-sub)}
.signal-line{
  position:absolute;
  bottom:0;
  left:0;
  height:3px;
  width:100%;
  background:linear-gradient(90deg,transparent,var(--primary),transparent);
  opacity:.6;
}

/* ===== Status ticker ===== */
.ticker-strip{
  background:var(--site-panel);
  border-top:1px solid rgba(255,255,255,.05);
  border-bottom:1px solid rgba(255,255,255,.05);
  padding:12px 0;
  overflow:hidden;
}
.ticker-strip .ticker{display:flex;align-items:center;gap:8px;overflow:hidden;white-space:nowrap}
.ticker-wrap{
  display:flex;
  align-items:center;
  gap:14px;
  animation:scrollTicker 26s linear infinite;
}
.ticker-wrap li{display:flex;align-items:center;gap:12px;color:var(--text-sub);font-size:13px}
.ticker-wrap li i{color:var(--primary);font-size:10px}
.ticker-wrap li span{color:var(--text-body)}
.ticker-brand-dot{
  display:inline-flex;
  align-items:center;
  gap:6px;
  background:var(--primary-10);
  color:var(--primary);
  font-size:12px;
  padding:4px 16px;
  border-radius:999px;
  white-space:nowrap;
}
@keyframes scrollTicker{
  0%{transform:translateX(0)}
  100%{transform:translateX(-33.333%)}
}
/* ===== Directory index ===== */
.directory-list{
  display:flex;
  flex-direction:column;
  border-top:1px solid var(--border-line);
  margin-top:18px;
}
.dir-item{
  display:grid;
  grid-template-columns:56px minmax(0,1fr) auto;
  gap:20px;
  align-items:center;
  padding:24px 8px;
  border-bottom:1px solid var(--border-line);
  transition:all .25s ease;
  border-radius:8px;
}
.dir-item:hover{background:rgba(255,255,255,.03);padding-left:18px;padding-right:18px}
.dir-number{
  font-family:Georgia,serif;
  font-size:13px;
  color:var(--primary);
  letter-spacing:.08em;
  font-weight:500;
  opacity:.75;
}
.dir-main h3{color:var(--text-main);font-size:20px;font-weight:700}
.dir-main p{color:var(--text-sub);font-size:14px;margin-top:2px;max-width:640px}
.dir-arrow{
  width:44px;height:44px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  background:var(--primary-10);
  color:var(--primary);
  border-radius:50%;
  border:1px solid rgba(0,224,112,.18);
  transition:transform .25s ease,background .25s;
}
.dir-item:hover .dir-arrow{background:var(--primary-15);transform:translateY(2px)}
.dir-slug{
  font-size:11px;
  color:var(--text-dim);
  letter-spacing:.1em;
}

/* ===== Feature ===== */
.split-feature{
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:36px;
  align-items:stretch;
}
.feature-lead-card{
  position:relative;
  border-radius:var(--radius-xl);
  overflow:hidden;
  background:var(--card-bg);
  border:1px solid var(--border-soft);
  box-shadow:var(--shadow-card);
  cursor:pointer;
  transition:transform .25s,box-shadow .25s,border-color .25s;
}
.feature-lead-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-float);border-color:rgba(0,224,112,.25)}
.feature-lead-card img{
  aspect-ratio:16/9;
  object-fit:cover;
  width:100%;
  transition:transform .6s ease;
}
.feature-lead-card:hover img{transform:scale(1.02)}
.feature-lead-content{
  position:absolute;
  left:0;right:0;bottom:0;
  background:linear-gradient(180deg,rgba(10,15,20,0) 0%,rgba(10,15,20,.88) 70%);
  padding:clamp(20px,4vw,34px);
}
.feature-lead-content .tag{color:var(--primary);font-size:12px;letter-spacing:.1em;background:rgba(10,15,20,.7);padding:4px 12px;border-radius:999px;display:inline-flex;align-items:center;gap:6px;border:1px solid rgba(0,224,112,.2)}
.feature-lead-content h3{color:#fff;font-size:clamp(22px,2vw,28px);font-weight:700;margin:10px 0 8px;line-height:1.3}
.feature-lead-content p{color:rgba(199,211,221,.85);font-size:14px;max-width:560px}
.feature-side-list{
  display:flex;
  flex-direction:column;
  gap:16px;
}
.feature-side-item{
  display:flex;
  gap:16px;
  align-items:flex-start;
  background:var(--card-bg);
  border:1px solid var(--border-soft);
  border-radius:20px;
  padding:20px;
  transition:background .25s,transform .25s;
}
.feature-side-item:hover{background:var(--card-hover);transform:translateX(-4px)}
.feature-side-num{
  font-family:Georgia,serif;
  color:var(--amber);
  font-size:13px;
  opacity:.8;
  font-weight:600;
}
.feature-side-content h4{color:var(--text-main);font-size:17px;font-weight:600;margin-bottom:6px}
.feature-side-content p{color:var(--text-sub);font-size:13px;margin-bottom:0}
.side-tags{display:flex;gap:8px;margin-top:12px;flex-wrap:wrap}

/* ===== Stat Block ===== */
.stat-area{
  background:var(--site-panel);
  border-top:1px solid rgba(255,255,255,.06);
  border-bottom:1px solid rgba(255,255,255,.06);
  padding:30px 0;
}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.stat-cell{
  text-align:left;
  padding-right:24px;
  border-right:1px solid rgba(255,255,255,.06);
}
.stat-cell:last-child{border-right:none}
.stat-value{
  color:var(--text-main);
  font-size:clamp(26px,2.6vw,38px);
  font-weight:800;
  font-feature-settings:"tnum";
  line-height:1.2;
  letter-spacing:-.02em;
}
.stat-value .unit{color:var(--primary);font-size:.6em;font-weight:700}
.stat-label{color:var(--text-sub);font-size:13px;display:flex;align-items:center;gap:8px;margin-top:8px}
.stat-label::before{content:"";width:14px;height:2px;background:var(--primary);opacity:.6;border-radius:2px}

/* ===== News List / CMS block ===== */
.news-panel-block{
  background:var(--site-panel);
  border:1px solid rgba(255,255,255,.06);
  border-radius:var(--radius-xl);
  padding:clamp(20px,4vw,40px);
}
.news-block-head{
  display:flex;
  justify-content:space-between;
  align-items:center;
  margin-bottom:8px;
}
.news-list-divider{display:flex;flex-direction:column}
.info-row{
  display:grid;
  grid-template-columns:88px minmax(0,1fr) 44px;
  gap:18px;
  align-items:center;
  padding:20px 6px;
  border-bottom:1px solid rgba(255,255,255,.06);
  transition:background .25s,padding .25s;
  border-radius:12px;
}
.info-row:last-child{border-bottom:none}
.info-row:hover{background:rgba(255,255,255,.03);padding-left:16px;padding-right:16px}
.info-date{
  color:var(--text-sub);
  font-size:13px;
  font-feature-settings:"tnum";
  background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.08);
  border-radius:12px;
  padding:8px 0;
  text-align:center;
  line-height:1.3;
}
.info-date strong{color:var(--primary);font-size:18px;display:block}
.info-title{font-size:16px;font-weight:700;color:var(--text-main);margin-bottom:4px;display:flex;align-items:center;gap:10px}
.info-title .badge-pill-tag{transform:scale(.92)}
.info-excerpt{
  color:var(--text-sub);
  font-size:13px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.info-row-icon{
  width:40px;height:40px;
  background:rgba(255,255,255,.05);
  border-radius:50%;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  color:var(--text-sub);
  transition:background .25s,color .25s; 
}
.info-row:hover .info-row-icon{background:var(--primary-10);color:var(--primary)}
.empty-state{
  border:1px dashed rgba(255,255,255,.16);
  border-radius:16px;
  padding:42px 20px;
  text-align:center;
  background:rgba(255,255,255,.025);
  color:var(--text-sub);
  font-size:14px;
}
.empty-state i{font-size:28px;color:var(--text-dim);margin-bottom:10px;display:block}

/* ===== Cards ===== */
.cards-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:20px;
}
.reco-card{
  background:var(--card-bg);
  border-radius:var(--radius-md);
  overflow:hidden;
  border:1px solid rgba(255,255,255,.07);
  box-shadow:0 4px 16px rgba(0,0,0,.2);
  transition:transform .25s,box-shadow .25s,border-color .25s;
  position:relative;
}
.reco-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-float);border-color:rgba(0,224,112,.24)}
.reco-card-cover{
  aspect-ratio:16/9;
  overflow:hidden;
  position:relative;
}
.reco-card-cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.reco-card:hover .reco-card-cover img{transform:scale(1.03)}
.reco-cover-opacity{
  position:absolute;inset:0;
  background:linear-gradient(180deg,transparent,rgba(10,15,20,.16));
}
.card-fav-btn{
  position:absolute;
  top:12px;right:12px;
  width:38px;height:38px;
  border-radius:50%;
  background:rgba(10,15,20,.7);
  border:1px solid rgba(255,255,255,.2);
  color:#fff;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:14px;
  transition:all .2s;
  backdrop-filter:blur(4px);
}
.card-fav-btn:hover{background:var(--amber);color:#0A0F14;transform:scale(1.08)}
.card-fav-btn.active{color:var(--amber);border-color:var(--amber)}
.reco-body{padding:18px 18px 20px}
.reco-title{color:var(--text-main);font-size:16px;font-weight:700;line-height:1.55;margin-bottom:6px}
.reco-title:hover{color:var(--primary)}
.reco-text{color:var(--text-sub);font-size:12px;line-height:1.7;margin-top:8px}
.reco-links{
  display:flex;
  align-items:center;
  justify-content:space-between;
  margin-top:18px;
  padding-top:14px;
  border-top:1px solid rgba(255,255,255,.07);
}
.reco-links-text{color:var(--primary);font-size:12px}
.reco-links-icon{width:30px;height:30px;border-radius:50%;border:1px solid var(--border-line);display:inline-flex;align-items:center;justify-content:center;color:var(--text-sub)}
.reco-links-icon:hover{background:var(--primary);color:#0A0F14;border-color:var(--primary)}

/* ===== Chart / guide small ===== */
.quick-guide-tips{
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:36px;
  align-items:center;
}
.tip-list-flow{
  display:flex;
  flex-direction:column;
  counter-reset:flow;
}
.flow-step{
  display:grid;
  grid-template-columns:60px 1fr;
  gap:20px;
  padding:20px 10px;
  position:relative;
  border-bottom:1px dashed rgba(255,255,255,.1);
}
.flow-step:last-child{border-bottom:0}
.flow-step .flow-dot{
  width:44px;height:44px;
  border-radius:50%;
  background:var(--primary-10);
  border:1px solid rgba(0,224,112,.3);
  display:inline-flex;
  align-items:center;
  justify-content:center;
  color:var(--primary);
  font-weight:700;
  font-size:15px;
  transition:box-shadow .2s,background .2s;
}
.flow-step:hover .flow-dot{box-shadow:0 0 0 8px rgba(0,224,112,.08);background:var(--primary-15)}
.flow-main h3{color:var(--text-main);font-size:18px;font-weight:600;margin-bottom:6px}
.flow-main p{color:var(--text-sub);font-size:14px;max-width:520px}
.quick-guide-aside{
  background:var(--site-panel);
  border:1px solid var(--border-line);
  border-radius:var(--radius-xl);
  padding:24px;
}
.quick-guide-aside h3{color:var(--text-main);font-weight:700;font-size:20px;margin-bottom:14px;display:flex;align-items:center;gap:10px}
.quick-guide-aside h3 i{color:var(--amber)}
.quick-tips-list li{
  color:var(--text-body);
  font-size:14px;
  padding:14px 4px;
  border-bottom:1px solid rgba(255,255,255,.08);
  display:flex;
  align-items:center;
  gap:12px;
}
.quick-tips-list li:last-child{border-bottom:none}
.quick-tips-list i{color:var(--primary);font-size:13px;width:18px;flex-shrink:0}

/* ===== CTA bar ===== */
.cta-bar{
  position:relative;
  border-radius:var(--radius-xl);
  overflow:hidden;
  background-image:linear-gradient(120deg,var(--site-panel),#16222D 70%,#1B2B33);
  border:1px solid rgba(0,224,112,.16);
  padding:clamp(36px,7vw,80px);
}
.cta-decor-bg{
  position:absolute;
  right:-80px;top:-40px;
  width:360px;height:360px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(0,224,112,.18),transparent 70%);
  pointer-events:none;
}
.cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap}
.cta-content{max-width:680px}
.cta-small-title{color:var(--amber);font-size:12px;letter-spacing:.12em;font-weight:600}
.cta-content h2{color:var(--text-main);font-size:clamp(26px,3vw,38px);line-height:1.3;font-weight:800;margin:8px 0 14px}
.cta-content p{color:var(--text-sub);max-width:600px;font-size:15px}
.cta-actions{display:flex;gap:12px;flex-direction:column;align-items:stretch;min-width:250px}
.cta-actions .btn{justify-content:flex-start}
.cta-save-status{
  background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.1);
  border-radius:12px;
  color:var(--text-sub);
  font-size:12px;
  padding:10px 14px;
  text-align:center;
  display:none;
}
.cta-save-status.show{display:block}

/* ===== FAQ ===== */
.faq-block-inner{
  display:grid;
  grid-template-columns:180px minmax(0,1fr);
  gap:24px;
}
.faq-label{
  display:flex;
  flex-direction:column;
  gap:6px;
}
.faq-label span{
  color:var(--text-main);font-size:22px;font-weight:700;
}
.faq-label small{
  color:var(--text-sub);font-size:13px;
}
.accordion.custom-faq{
  --bs-accordion-bg:transparent;
  --bs-accordion-border-width:0;
  --bs-accordion-btn-padding-x:4px;
  --bs-accordion-btn-padding-y:22px;
  --bs-accordion-body-padding-x:4px;
  --bs-accordion-body-padding-y:0 4px 18px 4px;
}
.accordion.custom-faq .accordion-item{
  background:transparent;
  border-bottom:1px solid rgba(255,255,255,.12);
}
.accordion.custom-faq .accordion-item:first-of-type{border-bottom:1px solid rgba(255,255,255,.12)}
.accordion.custom-faq .accordion-button{
  background:transparent;
  color:var(--text-main);
  font-size:16px;
  font-weight:600;
  padding-left:0;
  padding-right:38px;
  box-shadow:none; 
}
.accordion.custom-faq .accordion-button::after{
  background-image:none;
  content:"+";
  width:22px;
  height:22px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  color:var(--primary);
  font-size:20px;
  font-weight:500;
  position:absolute;
  right:2px;
  top:50%;
  transform:translateY(-50%);
  transition:transform .3s;
}
.accordion.custom-faq .accordion-button:not(.collapsed){
  color:var(--primary);
  background:transparent;
}
.accordion.custom-faq .accordion-button:not(.collapsed)::after{
  content:"-";
  transform:translateY(-50%);
}
.accordion.custom-faq .accordion-button:focus-visible{outline:2px solid var(--primary);outline-offset:2px}
.accordion.custom-faq .accordion-body{
  color:var(--text-sub);
  font-size:14px;
  padding-left:0;
  padding-top:0;
  padding-bottom:18px;
  max-width:660px;
  line-height:1.9;
}
.accordion.custom-faq .accordion-body strong{color:var(--text-body)}

/* ===== Footer ===== */
.site-footer{
  background:var(--site-panel);
  border-top:1px solid rgba(0,224,112,.2);
  padding:70px 0 0;
}
.footer-grid{
  display:grid;
  grid-template-columns:minmax(0,1.5fr) repeat(4,minmax(0,1fr));
  gap:34px;
  padding-bottom:48px;
}
.footer-brand .footer-logo{
  display:flex;
  align-items:center;
  gap:10px;
  color:var(--text-main);
  font-weight:800;
  font-size:20px;
  margin-bottom:10px;
}
.footer-brand .footer-logo .logo-badge{width:36px;height:36px;font-size:13px}
.footer-about{
  color:var(--text-sub);
  font-size:14px;
  max-width:360px;
  line-height:1.9;
}
.footer-col h4{
  color:var(--text-main);
  font-size:14px;
  letter-spacing:.06em;
  font-weight:700;
  margin-bottom:16px;
  padding-bottom:10px;
  position:relative;
}
.footer-col h4::after{
  content:"";position:absolute;
  left:0;bottom:0;
  width:24px;height:2px;
  background:var(--primary);
  border-radius:2px;
}
.footer-col ul li{margin-bottom:10px}
.footer-col ul a{
  color:var(--text-sub);
  font-size:13px;
  transition:padding-left .2s,color .2s;
  display:inline-flex;
  align-items:center;
  gap:8px;
}
.footer-col ul a::before{content:"";width:4px;height:4px;background:rgba(255,255,255,.2);border-radius:50%;transition:background .2s}
.footer-col ul a:hover{color:var(--primary);padding-left:4px}
.footer-col ul a:hover::before{background:var(--primary)}
.footer-col ul li .support-note{color:var(--text-dim);font-size:12px;line-height:1.8;display:block;display:-webkit-box}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.07);
  padding:24px 0;
  display:flex;
  align-items:center;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:12px;
  color:var(--text-dim);
  font-size:13px;
}
.footer-bottom a{color:var(--text-sub)}
.footer-bottom a:hover{color:var(--primary)}
.footer-bottom .ft-domain{font-feature-settings:"tnum"}

/* ===== Back to top float ===== */
.back2top{
  position:fixed;
  right:24px;bottom:24px;
  width:48px;height:48px;
  border-radius:50%;
  background:var(--card-bg);
  border:1px solid rgba(0,224,112,.35);
  color:var(--primary);
  font-size:18px;
  display:flex;
  align-items:center;
  justify-content:center;
  cursor:pointer;
  z-index:900;
  opacity:0;
  visibility:hidden;
  transform:translateY(12px);
  transition:all .3s ease;
}
.back2top.show{opacity:1;visibility:visible;transform:translateY(0)}
.back2top:hover{background:var(--primary);color:#0A0F14;border-color:var(--primary)}

/* ===== Navigation / layout breakpoints ===== */
@media (max-width:1200px){
  .cards-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .header-inner{grid-template-columns:180px minmax(240px,460px) auto}
  .site-nav-list a{padding:8px 12px;font-size:13px}
}
@media (max-width:991px){
  .header-inner{grid-template-columns:1fr auto;min-height:70px;gap:14px}
  .hero-search-grid-wrap{grid-column:1/-1;order:3}
  .hero-search{width:100%}
  .header-actions{gap:10px}
  .site-nav-list{display:none}
  .nav-toggle{display:flex}
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .hero-visual{max-width:560px}
  .split-feature{grid-template-columns:1fr}
  .cards-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .stat-grid{grid-template-columns:repeat(2,1fr);gap:30px}
  .stat-cell:nth-child(2){border-right:none}
  .quick-guide-tips{grid-template-columns:1fr}
  .faq-block-inner{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .footer-brand{grid-column:1/-1}
  .info-row{grid-template-columns:76px minmax(0,1fr) 40px;gap:14px}
}
@media (max-width:767px){
  body{font-size:15px}
  .section{padding-top:56px;padding-bottom:56px}
  .cards-grid{grid-template-columns:1fr}
  .header-inner{grid-template-columns:1fr auto;gap:10px}
  .logo-badge{width:38px;height:38px;font-size:13px}
  .logo-text{font-size:15px}
  .btn{height:44px;padding:0 22px;font-size:14px}
  .hero-title{font-size:clamp(30px,10vw,42px)}
  .hero-title .title-suffix{font-size:18px}
  .hero-desc{font-size:15px}
  .hero-btns-row .btn{width:100%}
  .dir-item{grid-template-columns:40px 1fr;gap:8px}
  .dir-arrow{display:none}
  .info-row{grid-template-columns:66px minmax(0,1fr);gap:10px}
  .info-row-icon{display:none}
  .info-date{font-size:12px}
  .news-block-head{flex-direction:column;align-items:flex-start;gap:6px}
  .stat-grid{grid-template-columns:1fr 1fr;gap:20px}
  .stat-cell{padding-right:12px}
  .cta-inner{flex-direction:column;align-items:stretch}
  .cta-actions{min-width:0}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .faq-col-gap{gap:8px}
}
@media (max-width:520px){
  .header-inner{grid-template-columns:1fr auto}
  .logo-badge{display:none}
  .logo-text{font-size:16px}
  .hero-search input{font-size:13px}
  .cards-grid{grid-template-columns:1fr}
  .stat-grid{grid-template-columns:1fr 1fr}
  .stat-cell{padding-right:8px}
  .feature-lead-content{padding:18px}
  .feature-side-item{padding:16px}
  .dir-main h3{font-size:17px}
  .info-row{grid-template-columns:1fr}
  .info-date{display:inline-flex;align-items:center;gap:6px;width:auto;padding:4px 12px;font-size:12px}
  .info-date strong{font-size:13px;display:inline}
  .btn-lg{width:100%}
  .cta-actions{flex-direction:column}
}

/* roulang page: article */
:root{
  --bg-body:#0A0F14;
  --bg-panel:#0E151C;
  --bg-card:#152029;
  --bg-raised:#1C2A35;
  --green:#00E070;
  --green-hover:#2CF28D;
  --amber:#FFC857;
  --amber-hover:#FFD889;
  --text-hi:#F4F8FB;
  --text-body:#C7D3DD;
  --text-secondary:#93A7B6;
  --text-muted:#61798B;
  --line:rgba(255,255,255,0.10);
  --line-green:rgba(0,224,112,0.20);
  --radius-xl:24px;
  --radius-md:18px;
  --radius-sm:12px;
  --shadow:0 8px 28px rgba(0,0,0,0.35);
  --shadow-hover:0 18px 40px rgba(0,0,0,0.5);
  --font-stack:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
}
*{box-sizing:border-box;}
html{scroll-padding-top:100px;}
body{
  margin:0;
  font-family:var(--font-stack);
  background:var(--bg-body);
  color:var(--text-body);
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  font-size:16px;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:0;
  pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.022) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.022) 1px,transparent 1px);
  background-size:44px 44px;
}
h1,h2,h3,h4,h5,h6{
  color:var(--text-hi);
  font-weight:700;
  line-height:1.35;
}
a{
  color:var(--green);
  text-decoration:none;
  transition:color .2s ease;
}
a:hover{color:var(--green-hover);}
img{max-width:100%;height:auto;}
button,input{font-family:inherit;}
a:focus-visible,
button:focus-visible,
input:focus-visible{
  outline:2px solid var(--green);
  outline-offset:3px;
  border-radius:6px;
}
.container-xl-custom{
  width:100%;
  max-width:1320px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
  position:relative;
  z-index:1;
}
::selection{
  background:rgba(0,224,112,0.25);
  color:#fff;
}
/* ========== Header ========== */
.site-header{
  position:sticky;
  top:0;
  z-index:1050;
  background:rgba(10,15,20,0.86);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line-green);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:16px;
  min-height:72px;
  padding-top:10px;
  padding-bottom:10px;
}
.brand-logo{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
  color:var(--text-hi);
  font-size:20px;
  font-weight:800;
  letter-spacing:.2px;
}
.brand-logo:hover{color:var(--text-hi);}
.logo-mark{
  position:relative;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:38px;
  height:38px;
  background:linear-gradient(135deg,#152029,#0E151C);
  border:1px solid rgba(0,224,112,.35);
  border-radius:11px;
  color:var(--green);
  font-size:13px;
  font-weight:800;
  letter-spacing:-.4px;
}
.logo-mark i{
  position:absolute;
  top:-3px;
  right:-3px;
  width:9px;
  height:9px;
  background:var(--green);
  border-radius:50%;
  border:2px solid #0A0F14;
  box-shadow:0 0 8px rgba(0,224,112,.7);
}
.header-search{
  flex:0 1 520px;
  display:flex;
  align-items:center;
  height:44px;
  margin-left:20px;
  background:#0E151C;
  border:1px solid rgba(255,255,255,.10);
  border-radius:999px;
  padding:0 8px 0 18px;
  transition:border-color .2s,box-shadow .2s;
}
.header-search:focus-within{
  border-color:var(--green);
  box-shadow:0 0 0 4px rgba(0,224,112,.15);
}
.header-search .search-icon{
  color:var(--text-secondary);
  font-size:14px;
  margin-right:10px;
  line-height:1;
}
.header-search input{
  flex:1;
  min-width:0;
  height:100%;
  background:transparent;
  border:0;
  outline:0;
  color:var(--text-hi);
  font-size:14px;
}
.header-search input::placeholder{color:var(--text-muted);}
.header-actions{
  display:flex;
  align-items:center;
  gap:10px;
  margin-left:auto;
  flex-shrink:0;
}
.site-nav-list{
  display:flex;
  align-items:center;
  gap:4px;
}
.site-nav-list a{
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:38px;
  padding:0 13px;
  border-radius:999px;
  font-size:14px;
  color:var(--text-secondary);
  border:1px solid transparent;
  transition:background .2s,color .2s,border-color .2s;
}
.site-nav-list a i{font-size:12px;color:var(--text-muted);}
.site-nav-list a:hover{
  color:var(--text-hi);
  background:rgba(255,255,255,.05);
  border-color:rgba(255,255,255,.10);
}
.site-nav-list a.active{
  color:var(--green);
  background:rgba(0,224,112,.08);
  border-color:rgba(0,224,112,.15);
  position:relative;
}
.site-nav-list a.active::after{
  content:"";
  display:inline-block;
  width:6px;
  height:6px;
  background:var(--green);
  border-radius:50%;
  box-shadow:0 0 8px rgba(0,224,112,.8);
}
.site-nav-list a.active i{color:var(--green);}
.btn-enter{
  display:inline-flex;
  align-items:center;
  gap:8px;
  justify-content:center;
  height:42px;
  padding:0 20px;
  border-radius:999px;
  background:var(--amber);
  border:1px solid var(--amber);
  color:#17180B;
  font-weight:700;
  font-size:14px;
  white-space:nowrap;
  transition:background .2s,box-shadow .2s,transform .15s;
}
.btn-enter:hover{
  color:#17180B;
  background:var(--amber-hover);
  border-color:var(--amber-hover);
  transform:translateY(-1px);
  box-shadow:0 8px 22px rgba(255,200,87,.20);
}
.btn-enter:active{
  transform:translateY(0);
  box-shadow:none;
}
.mobile-trigger{
  display:none;
  align-items:center;
  justify-content:center;
  width:44px;
  height:44px;
  border-radius:12px;
  border:1px solid rgba(255,255,255,.12);
  background:#152029;
  color:var(--text-hi);
  font-size:16px;
  transition:border-color .2s,background .2s;
}
.mobile-trigger:hover{
  background:#1C2A35;
  border-color:var(--green);
}
.mobile-menu-panel{
  background:#0E151C;
  border-top:1px solid rgba(255,255,255,.06);
  box-shadow:0 20px 40px rgba(0,0,0,.45);
}
.mobile-menu-nav{
  display:flex;
  flex-direction:column;
  gap:6px;
  padding-top:16px;
  padding-bottom:18px;
}
.mobile-menu-nav a{
  display:flex;
  align-items:center;
  gap:10px;
  padding:12px 14px;
  border-radius:12px;
  color:var(--text-body);
  font-size:15px;
  border:1px solid transparent;
  transition:background .2s,color .2s;
}
.mobile-menu-nav a i{width:18px;color:var(--text-muted);}
.mobile-menu-nav a:hover{
  background:rgba(255,255,255,.04);
  color:var(--text-hi);
}
.mobile-menu-nav a.active{
  background:rgba(0,224,112,.08);
  color:var(--green);
  border-color:rgba(0,224,112,.14);
}
.mobile-menu-nav .mobile-menu-enter{
  margin-top:10px;
  background:var(--amber);
  color:#17180B;
  justify-content:center;
  font-weight:700;
}
/* ========== Breadcrumb ========== */
.breadcrumb-section{
  padding:28px 0 6px;
}
.breadcrumb-custom{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:6px;
  list-style:none;
  margin:0;
  padding:0;
  font-size:13px;
  color:var(--text-muted);
}
.breadcrumb-custom li{display:inline-flex;align-items:center;gap:6px;}
.breadcrumb-custom li:not(:last-child)::after{
  content:"/";
  color:var(--text-muted);
  opacity:.6;
  margin-left:6px;
}
.breadcrumb-custom a{color:var(--text-secondary);}
.breadcrumb-custom a:hover{color:var(--green);}
.breadcrumb-custom li[aria-current="page"]{
  color:var(--text-body);
  max-width:520px;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
/* ========== Article ========== */
.article-page-main{
  padding-bottom:20px;
  position:relative;
  z-index:1;
}
.article-head{
  padding-top:20px;
  padding-bottom:8px;
}
.article-title-box{
  max-width:840px;
  margin:0 auto;
}
.article-cat-pill{
  display:inline-flex;
  align-items:center;
  height:28px;
  padding:0 14px;
  border-radius:999px;
  background:rgba(0,224,112,.10);
  border:1px solid rgba(0,224,112,.18);
  color:var(--green);
  font-size:13px;
  font-weight:600;
  letter-spacing:.3px;
}
.article-title-box h1{
  margin:18px 0 16px;
  font-size:clamp(30px,4.4vw,46px);
  line-height:1.25;
  letter-spacing:.2px;
}
.article-meta{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px 24px;
  padding-bottom:22px;
  border-bottom:1px solid rgba(255,255,255,.08);
  font-size:14px;
  color:var(--text-secondary);
  font-feature-settings:"tnum";
}
.article-meta .meta-item{
  display:inline-flex;
  align-items:center;
  gap:8px;
}
.article-meta .meta-icon{
  color:var(--green);
  width:16px;
  text-align:center;
}
.article-main-content{
  max-width:840px;
  margin:0 auto;
  padding:18px 0 20px;
}
.prose{
  max-width:100%;
  font-size:16px;
  line-height:2;
  color:var(--text-body);
}
.prose > *:first-child{margin-top:0;}
.prose p{margin:0 0 1.25rem;}
.prose h2{
  margin:2.4em 0 .85em;
  font-size:clamp(22px,2.5vw,28px);
  font-weight:700;
  color:var(--text-hi);
  padding-top:12px;
}
.prose h2::before{
  content:"";
  display:block;
  width:40px;
  height:3px;
  background:var(--green);
  border-radius:999px;
  margin-bottom:18px;
}
.prose h3{
  margin:1.8em 0 .7em;
  font-size:20px;
  font-weight:600;
  color:var(--text-hi);
}
.prose h4{
  margin:1.5em 0 .5em;
  font-size:17px;
  font-weight:600;
  color:var(--text-hi);
}
.prose img{
  display:block;
  max-width:100%;
  height:auto;
  border-radius:12px;
  border:1px solid rgba(255,255,255,.10);
  margin:1.8rem 0;
}
.prose a{
  color:var(--green);
  text-decoration:underline;
  text-underline-offset:3px;
  text-decoration-color:rgba(0,224,112,.35);
}
.prose a:hover{color:var(--green-hover);text-decoration-color:var(--green-hover);}
.prose blockquote{
  margin:1.6rem 0;
  padding:18px 22px;
  border-left:3px solid var(--green);
  background:rgba(0,224,112,.06);
  border-radius:0 12px 12px 0;
  color:var(--text-secondary);
}
.prose blockquote p{margin:0;}
.prose ul,
.prose ol{
  margin:0 0 1.4rem;
  padding-left:1.5rem;
}
.prose li{margin-bottom:.45rem;}
.prose li::marker{color:var(--green);}
.prose table{
  width:100%;
  margin:1.8rem 0;
  border-collapse:separate;
  border-spacing:0;
  border:1px solid rgba(255,255,255,.10);
  border-radius:12px;
  overflow:hidden;
  font-size:15px;
}
.prose table th,
.prose table td{
  padding:12px 16px;
  border-bottom:1px solid rgba(255,255,255,.07);
  text-align:left;
  color:var(--text-body);
}
.prose table tr:last-child td{border-bottom:0;}
.prose table th{
  background:#152029;
  color:var(--text-hi);
  font-weight:600;
}
.prose table tr:hover td{
  background:rgba(255,255,255,.02);
}
.prose code{
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace;
  font-size:.92em;
  background:#152029;
  color:var(--green);
  border:1px solid rgba(255,255,255,.08);
  padding:2px 7px;
  border-radius:6px;
}
/* ========== Article tags / actions ========== */
.article-tag-row{
  max-width:840px;
  margin:8px auto 0;
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  padding-bottom:14px;
}
.article-tag{
  display:inline-flex;
  align-items:center;
  height:30px;
  padding:0 13px;
  border-radius:999px;
  background:#152029;
  border:1px solid rgba(255,255,255,.08);
  color:var(--text-secondary);
  font-size:13px;
  transition:border-color .2s,color .2s;
}
.article-tag:hover{
  color:var(--green);
  border-color:rgba(0,224,112,.35);
}
.article-actions{
  max-width:840px;
  margin:20px auto 0;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:14px;
  padding:18px 22px;
  background:#121B23;
  border:1px solid rgba(255,255,255,.07);
  border-radius:var(--radius-md);
}
.article-action-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:42px;
  padding:0 18px;
  border-radius:999px;
  background:transparent;
  color:var(--text-body);
  border:1px solid rgba(255,255,255,.12);
  font-size:14px;
  cursor:pointer;
  transition:all .2s ease;
}
.article-action-btn:hover{
  color:var(--green);
  border-color:var(--green);
  background:rgba(0,224,112,.06);
}
.article-action-btn.active{
  color:var(--amber);
  border-color:var(--amber);
  background:rgba(255,200,87,.08);
}
.article-action-btn.btn-like{
  color:var(--text-body);
  border-color:transparent;
  background:#152029;
}
.back-category-link{
  display:inline-flex;
  align-items:center;
  gap:8px;
  margin-left:auto;
  font-size:14px;
  color:var(--text-secondary);
  transition:color .2s,gap .2s;
}
.back-category-link:hover{
  color:var(--green);
  gap:12px;
}
.back-category-link i{font-size:13px;}
/* ========== Related ========== */
.related-section{
  padding:clamp(48px,6vw,70px) 0 30px;
  position:relative;
  z-index:1;
}
.section-heading{
  margin-bottom:28px;
}
.section-kicker{
  display:flex;
  align-items:center;
  gap:12px;
  margin-bottom:12px;
}
.section-kicker-line{
  width:30px;
  height:3px;
  background:var(--green);
  border-radius:999px;
}
.section-kicker span{
  color:var(--green);
  font-size:14px;
  font-weight:600;
  letter-spacing:1px;
}
.section-heading h2{
  font-size:clamp(24px,2.6vw,32px);
  margin:0;
  color:var(--text-hi);
}
.related-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:20px;
}
.related-card{
  display:flex;
  flex-direction:column;
  background:#121B23;
  border:1px solid rgba(255,255,255,.08);
  border-radius:18px;
  overflow:hidden;
  text-decoration:none;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
  height:100%;
}
.related-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-hover);
  border-color:rgba(0,224,112,.25);
}
.related-card-figure{
  position:relative;
  aspect-ratio:16/9;
  overflow:hidden;
  background:#152029;
}
.related-card-figure img{
  width:100%;
  height:100%;
  object-fit:cover;
  display:block;
  transition:transform .4s ease;
}
.related-card:hover .related-card-figure img{
  transform:scale(1.05);
}
.related-card-figure::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(10,15,20,0) 45%,rgba(10,15,20,.55) 100%);
}
.related-card-body{
  display:flex;
  flex-direction:column;
  flex:1;
  gap:10px;
  padding:18px 18px 22px;
}
.mini-tag{
  align-self:flex-start;
  display:inline-flex;
  align-items:center;
  height:24px;
  padding:0 11px;
  border-radius:999px;
  background:rgba(0,224,112,.10);
  color:var(--green);
  font-size:12px;
  border:1px solid rgba(0,224,112,.15);
}
.related-card-body h3{
  font-size:18px;
  font-weight:600;
  color:var(--text-hi);
  margin:4px 0 0;
  line-height:1.5;
}
.related-card-body p{
  color:var(--text-secondary);
  font-size:14px;
  line-height:1.8;
  margin:0;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.related-card-arrow{
  margin-top:auto;
  display:inline-flex;
  align-items:center;
  gap:7px;
  color:var(--green);
  font-size:14px;
  font-weight:600;
  transition:gap .2s ease;
}
.related-card:hover .related-card-arrow{
  gap:12px;
}
/* ========== CTA band ========== */
.article-cta-band{
  position:relative;
  z-index:1;
  padding:clamp(40px,5vw,70px) 0;
  margin:30px 0 20px;
  overflow:hidden;
}
.article-cta-inner{
  position:relative;
  border-radius:var(--radius-xl);
  overflow:hidden;
  background:
    linear-gradient(120deg,rgba(10,15,20,.96) 0%,rgba(10,15,20,.80) 100%),
    url('/assets/images/backpic/back-3.webp') center/cover no-repeat,
    #0E151C;
  border:1px solid rgba(255,255,255,.10);
  padding:clamp(30px,4.5vw,56px);
}
.article-cta-inner::before{
  content:"";
  position:absolute;
  width:240px;
  height:240px;
  right:-80px;
  top:-80px;
  background:radial-gradient(circle,rgba(0,224,112,.14),transparent 68%);
  pointer-events:none;
}
.cta-grid{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:30px;
  flex-wrap:wrap;
}
.cta-copy{
  flex:1 1 480px;
}
.cta-copy .section-kicker-line{
  background:var(--amber);
}
.cta-copy .section-kicker span{
  color:var(--amber);
}
.cta-copy h2{
  color:var(--text-hi);
  font-size:clamp(22px,2.4vw,30px);
  margin:10px 0 8px;
}
.cta-copy p{
  margin:8px 0 0;
  max-width:560px;
  color:var(--text-body);
}
.cta-buttons{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  align-items:center;
}
.cta-btn-amber{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  height:46px;
  padding:0 24px;
  border-radius:999px;
  background:var(--amber);
  color:#17180B;
  font-weight:700;
  font-size:14px;
  border:1px solid var(--amber);
  transition:all .2s;
}
.cta-btn-amber:hover{
  background:var(--amber-hover);
  color:#17180B;
  transform:translateY(-1px);
  box-shadow:0 10px 24px rgba(255,200,87,.18);
}
.cta-btn-ghost{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  height:46px;
  padding:0 20px;
  border-radius:999px;
  color:var(--green);
  border:1px solid rgba(0,224,112,.4);
  background:rgba(0,224,112,.08);
  font-size:14px;
  font-weight:600;
  transition:all .2s;
}
.cta-btn-ghost:hover{
  background:rgba(0,224,112,.15);
  color:var(--green-hover);
  transform:translateY(-1px);
}
/* ========== 404 not found ========== */
.article-not-found{
  max-width:820px;
  margin:30px auto;
  padding:60px 24px;
  text-align:center;
  background:#121B23;
  border:1px dashed rgba(255,255,255,.12);
  border-radius:24px;
}
.not-found-icon{
  width:64px;
  height:64px;
  margin:0 auto 16px;
  display:flex;
  align-items:center;
  justify-content:center;
  border-radius:18px;
  background:rgba(0,224,112,.08);
  color:var(--green);
  font-size:26px;
  border:1px solid rgba(0,224,112,.15);
}
.article-not-found h1{
  font-size:30px;
  margin:0 0 8px;
  color:var(--text-hi);
}
.article-not-found p{
  color:var(--text-secondary);
  margin:0 0 24px;
  font-size:15px;
}
.not-found-links{
  display:flex;
  flex-wrap:wrap;
  justify-content:center;
  gap:12px;
}
/* ========== Footer ========== */
.site-footer{
  position:relative;
  z-index:1;
  margin-top:clamp(30px,5vw,60px);
  background:#0C1116;
  border-top:1px solid rgba(0,224,112,.18);
  padding-top:clamp(38px,5vw,60px);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.7fr 1fr 1fr 1fr 1.1fr;
  gap:34px;
  padding-bottom:36px;
}
.footer-logo{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:18px;
  font-weight:700;
  color:var(--text-hi);
}
.footer-logo:hover{color:var(--green);}
.footer-logo .logo-badge{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:34px;
  height:34px;
  background:#152029;
  border:1px solid rgba(0,224,112,.3);
  border-radius:9px;
  color:var(--green);
  font-size:11px;
  font-weight:800;
}
.footer-about{
  margin:18px 0 0;
  color:var(--text-secondary);
  font-size:14px;
  line-height:1.9;
  max-width:360px;
}
.footer-col h4{
  color:var(--text-hi);
  font-size:15px;
  margin:0 0 12px;
  font-weight:700;
}
.footer-col ul{
  list-style:none;
  margin:0;
  padding:0;
  display:flex;
  flex-direction:column;
  gap:8px;
}
.footer-col ul a{
  color:var(--text-secondary);
  font-size:14px;
  transition:color .2s;
}
.footer-col ul a:hover{
  color:var(--green);
}
.support-note{
  color:var(--text-muted);
  font-size:13px;
  line-height:1.7;
}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.06);
  padding-top:18px;
  padding-bottom:22px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:8px 16px;
  color:var(--text-muted);
  font-size:13px;
}
.footer-bottom .ft-domain{
  color:var(--text-secondary);
}
.footer-bottom .ft-domain:hover{
  color:var(--green);
}
/* ========== Responsive ========== */
@media (max-width:1199.98px){
  .header-actions .site-nav-list{
    display:none;
  }
  .mobile-trigger{
    display:inline-flex;
  }
  .header-search{
    flex:0 1 360px;
    margin-left:auto;
  }
  .header-actions{
    margin-left:8px;
  }
  .footer-grid{
    grid-template-columns:1fr 1fr 1fr;
    gap:28px;
  }
}
@media (max-width:991.98px){
  .header-inner{
    flex-wrap:wrap;
    padding-top:14px;
  }
  .brand-logo{
    order:0;
    flex:0 0 auto;
  }
  .header-search{
    order:2;
    flex:0 0 100%;
    max-width:100%;
    margin:10px 0 8px;
  }
  .header-actions{
    order:1;
    margin-left:auto;
  }
  .footer-grid{
    grid-template-columns:1fr 1fr;
    gap:26px;
  }
  .related-grid{
    grid-template-columns:repeat(2,1fr);
  }
}
@media (max-width:767.98px){
  .container-xl-custom{
    padding-left:18px;
    padding-right:18px;
  }
  .header-inner{
    gap:10px;
    padding-top:12px;
    padding-bottom:12px;
  }
  .brand-logo{
    font-size:17px;
  }
  .logo-mark{
    width:36px;
    height:36px;
  }
  .btn-enter{
    width:72px;
    height:40px;
    padding:0 12px;
    font-size:13px;
  }
  .header-search{
    height:44px;
    margin-top:6px;
    margin-bottom:8px;
  }
  .article-title-box h1{
    font-size:clamp(27px,7vw,34px);
  }
  .breadcrumb-custom li[aria-current="page"]{
    white-space:normal;
    overflow:visible;
    text-overflow:ellipsis;
  }
  .prose{
    font-size:15.5px;
  }
  .prose h2{
    font-size:21px;
  }
  .related-grid{
    grid-template-columns:1fr;
  }
  .cta-grid{
    flex-direction:column;
    align-items:flex-start;
  }
  .cta-buttons{
    width:100%;
  }
  .cta-btn-amber,
  .cta-btn-ghost{
    flex:1;
  }
  .article-actions{
    flex-direction:column;
    align-items:stretch;
  }
  .back-category-link{
    margin-left:0;
  }
  .article-action-btn{
    justify-content:center;
  }
  .footer-grid{
    grid-template-columns:1fr;
  }
  .footer-bottom{
    flex-direction:column;
    align-items:flex-start;
  }
}
@media (max-width:520px){
  .brand-logo .logo-name{
    max-width:210px;
    white-space:nowrap;
    overflow:hidden;
    text-overflow:ellipsis;
  }
  .mobile-menu-enter{
    width:100%;
  }
  .btn-new-other{
    width:100%;
  }
}

/* roulang page: category1 */
:root {
  --bg-deep: #0A0F14;
  --bg-secondary: #0E151C;
  --bg-card: #152029;
  --bg-elevated: #1C2A35;
  --primary: #00E070;
  --primary-hover: #2CF28D;
  --primary-10: rgba(0, 224, 112, .10);
  --amber: #FFC857;
  --amber-hover: #FFD889;
  --text-main: #F4F8FB;
  --text-body: #C7D3DD;
  --text-secondary: #93A7B6;
  --text-muted: #61798B;
  --divider: rgba(255, 255, 255, .10);
  --radius-lg: 24px;
  --radius-md: 18px;
  --radius-sm: 12px;
  --radius-pill: 999px;
  --shadow-card: 0 8px 28px rgba(0, 0, 0, .35);
  --shadow-hover: 0 18px 40px rgba(0, 0, 0, .5);
  --header-h: 72px;
  --header-scroll: 100px;
}
html { scroll-padding-top: var(--header-scroll); }
*, *::before, *::after { box-sizing: border-box; }
html, body { min-height: 100%; }
body {
  margin: 0;
  background: var(--bg-deep);
  color: var(--text-body);
  font-family: "Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  line-height: 1.8;
  font-size: 15.5px;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; }
a { color: inherit; text-decoration: none; transition: color .2s ease; }
a:hover { color: var(--primary); }
button, input { font: inherit; color: inherit; }
ul, ol { padding-left: 1rem; }
.container-xl-custom { width: min(1280px, 92%); margin-inline: auto; }
.section { padding: clamp(56px, 8vw, 104px) 0; }

/* Buttons */
.btn {
  --bs-btn-focus-shadow-rgb: none;
  border-radius: var(--radius-pill);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .55rem;
  height: 48px;
  padding: 0 28px;
  border: 1px solid transparent;
  transition: all .25s ease;
}
.btn-sm { height: 40px; padding: 0 18px; }
.btn-primary-custom, .btn-solid {
  background: var(--amber);
  color: #1A1606;
  border-color: var(--amber);
}
.btn-primary-custom:hover, .btn-solid:hover {
  background: var(--amber-hover);
  border-color: var(--amber-hover);
  color: #1A1606;
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(255,200,87,.22);
}
.btn-primary-custom:active, .btn-solid:active { transform: translateY(0); box-shadow: none; }
.btn-outline {
  background: var(--primary-10);
  color: var(--primary);
  border-color: rgba(0,224,112,.45);
}
.btn-outline:hover {
  background: rgba(0,224,112,.18);
  color: var(--primary-hover);
  border-color: var(--primary);
  transform: translateY(-2px);
}
.btn-line {
  background: transparent;
  color: var(--text-main);
  border-color: rgba(255,255,255,.22);
}
.btn-line:hover { border-color: var(--primary); color: var(--primary); }
.text-btn {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  color: var(--primary);
  font-weight: 600;
  background: none;
  border: 0;
  padding: 8px 0;
}
.text-btn i { transition: transform .2s ease; }
.text-btn:hover i { transform: translateX(4px); }

/* Focus visible */
a:focus-visible, button:focus-visible, input:focus-visible, .accordion-button:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
  box-shadow: 0 0 0 4px rgba(0,224,112,.15);
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1080;
  background: rgba(10,15,20,.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0,224,112,.18);
}
.header-grid {
  display: grid;
  grid-template-areas: "brand search aside";
  grid-template-columns: auto minmax(240px, 520px) 1fr;
  align-items: center;
  gap: 16px;
  min-height: var(--header-h);
}
.brand-logo {
  grid-area: brand;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  white-space: nowrap;
  font-weight: 800;
  color: var(--text-main);
  font-size: 17px;
  letter-spacing: .01em;
}
.brand-logo:hover { color: var(--text-main); }
.logo-badge {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 14px;
  background: linear-gradient(145deg, #14232d, #0d161d);
  border: 1px solid rgba(0,224,112,.35);
  color: var(--primary);
  font-weight: 800;
  letter-spacing: .02em;
  font-size: 17px;
}
.logo-badge .signal-dot {
  position: absolute;
  width: 7px;
  height: 7px;
  background: var(--primary);
  border-radius: 50%;
  right: 3px;
  top: 3px;
  box-shadow: 0 0 0 0 rgba(0,224,112,.5);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(0,224,112,.55); }
  70% { box-shadow: 0 0 0 7px rgba(0,224,112,0); }
  100% { box-shadow: 0 0 0 0 rgba(0,224,112,0); }
}
.header-search { grid-area: search; }
.search-form { position: relative; display: block; }
.search-form .search-icon {
  position: absolute;
  left: 18px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 14px;
  pointer-events: none;
}
.search-input {
  width: 100%;
  height: 44px;
  background: var(--bg-secondary);
  border: 1px solid rgba(255,255,255,.10);
  border-radius: var(--radius-pill);
  padding: 0 18px 0 46px;
  color: var(--text-main);
  font-size: 14px;
  transition: border-color .2s, box-shadow .2s, background .2s;
}
.search-input::placeholder { color: var(--text-muted); }
.search-input:hover { border-color: rgba(255,255,255,.25); background: #101a22; }
.search-input:focus { outline: 0; border-color: var(--primary); background: var(--bg-secondary); box-shadow: 0 0 0 4px rgba(0,224,112,.15); }
.header-aside {
  grid-area: aside;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 16px;
}
.site-nav-inline { display: flex; }
.site-nav-list {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.site-nav-list a {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 600;
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  transition: color .2s, background .2s;
}
.site-nav-list a i { font-size: 12px; }
.site-nav-list a:hover { color: var(--text-main); background: rgba(255,255,255,.04); }
.site-nav-list a.active { color: var(--primary); background: rgba(0,224,112,.08); }
.site-nav-list a.active::after {
  content: "";
  position: absolute;
  bottom: 1px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 4px;
  background: var(--primary);
  border-radius: 50%;
  box-shadow: 0 0 8px rgba(0,224,112,.8);
}
.btn-access {
  height: 42px;
  padding: 0 20px;
  background: var(--primary);
  color: #06130A;
  border: 0;
  font-weight: 700;
  font-size: 14px;
  border-radius: var(--radius-pill);
  box-shadow: 0 4px 14px rgba(0,224,112,.18);
}
.btn-access:hover { background: var(--primary-hover); color: #06130A; transform: translateY(-1px); }
.menu-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.12);
  background: var(--bg-card);
  color: var(--text-main);
}
.menu-toggle:hover { border-color: var(--primary); color: var(--primary); }
.site-nav-drawer-wrapper { width: min(1280px, 92%); margin-inline: auto; }
.site-nav-drawer .site-nav-list { flex-direction: column; align-items: stretch; gap: 0; padding: 18px 6px 22px; }
.site-nav-drawer .site-nav-list a { padding: 14px 18px; border-radius: 14px; }
.dropdown-item.active, .dropdown-item:active, .dropdown-menu { background: var(--bg-card); }
.collapse:not(.show) { display: none; }

/* Page Hero */
.page-hero {
  position: relative;
  background: var(--bg-secondary);
  border-bottom: 1px solid rgba(255,255,255,.06);
  overflow: hidden;
  padding: clamp(64px, 8vw, 100px) 0 80px;
}
.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 82% 18%, rgba(0,224,112,.12), transparent 32%),
    radial-gradient(circle at 18% 70%, rgba(255,200,87,.06), transparent 30%),
    linear-gradient(rgba(255,255,255,.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.018) 1px, transparent 1px);
  background-size: auto, auto, 42px 42px, 42px 42px;
  pointer-events: none;
}
.hero-backdrop {
  position: absolute;
  inset: 0;
  background-image: url("/assets/images/backpic/back-1.png");
  background-size: cover;
  background-position: center;
  opacity: .14;
  pointer-events: none;
}
.page-hero .container-xl-custom { position: relative; z-index: 2; }
.breadcrumb-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 26px;
}
.breadcrumb-nav a { color: var(--text-secondary); }
.breadcrumb-nav a:hover { color: var(--primary); }
.breadcrumb-nav .sep { color: var(--text-muted); opacity: .6; }
.hero-title {
  color: var(--text-main);
  font-size: clamp(36px, 4.8vw, 58px);
  font-weight: 800;
  line-height: 1.18;
  margin: 0 0 22px;
  letter-spacing: -.015em;
}
.hero-title .highlight { color: var(--primary); }
.hero-lead {
  font-size: 16px;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 0 28px;
}
.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}
.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.09);
  border-radius: var(--radius-pill);
  padding: 6px 15px;
  color: var(--text-secondary);
  font-size: 12.5px;
}
.hero-tag i { color: var(--primary); font-size: 11px; }
.hero-visual { position: relative; }
.hero-card {
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255,255,255,.09);
  overflow: hidden;
  background: var(--bg-card);
  box-shadow: var(--shadow-card);
}
.hero-card img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  display: block;
}
.hero-card-note {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 16px 20px;
  border-top: 1px solid rgba(255,255,255,.06);
  background: var(--bg-card);
}
.hero-card-note .note-text { font-size: 13px; color: var(--text-secondary); }
.hero-card-note .note-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--primary);
  font-weight: 600;
}
.hero-card-note .note-status::before {
  content: "";
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--primary); box-shadow: 0 0 10px rgba(0,224,112,.7);
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }

/* Section head */
.section-head { max-width: 900px; margin-bottom: 48px; }
.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--primary);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .18em;
  margin-bottom: 14px;
}
.section-kicker::before { content: ""; width: 22px; height: 2px; background: var(--primary); border-radius: 2px; }
.section-title {
  color: var(--text-main);
  font-size: clamp(24px, 2.8vw, 36px);
  font-weight: 700;
  line-height: 1.3;
  margin: 0 0 14px;
}
.section-desc { color: var(--text-secondary); font-size: 15px; margin: 0; }
.section-head.with-left-line .section-title { padding-left: 18px; border-left: 4px solid var(--primary); }

/* Directory index */
.directory-section { background: var(--bg-deep); }
.directory-list {
  border-top: 1px solid var(--divider);
}
.directory-row {
  display: grid;
  grid-template-columns: 78px minmax(220px, 1.1fr) minmax(200px, 1fr) 52px;
  align-items: center;
  gap: 20px;
  padding: 26px 12px;
  border-bottom: 1px solid rgba(255,255,255,.07);
  transition: background .25s ease;
}
.directory-row:hover { background: rgba(255,255,255,.028); }
.directory-index {
  font-size: 26px;
  font-weight: 800;
  color: rgba(0,224,112,.28);
  font-variant-numeric: tabular-nums;
  transition: color .25s;
}
.directory-row:hover .directory-index { color: var(--primary); }
.directory-name { color: var(--text-main); font-size: 17px; font-weight: 700; }
.directory-desc { color: var(--text-muted); font-size: 14px; }
.directory-arrow {
  width: 46px; height: 46px; border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--bg-card);
  color: var(--primary);
  border: 1px solid rgba(0,224,112,.18);
  transition: all .25s ease;
}
.directory-row:hover .directory-arrow { background: var(--primary); color: #07120c; border-color: var(--primary); transform: translateX(3px); }
.directory-row:focus-visible { outline: 2px solid var(--primary); outline-offset: 4px; border-radius: 14px; }

/* Prepare section */
.prepare-section { background: linear-gradient(180deg, var(--bg-deep) 0%, var(--bg-secondary) 100%); }
.prepare-card-list {
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: clamp(28px, 4vw, 46px);
}
.prepare-card-list .check-title {
  color: var(--text-main);
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 18px;
}
.check-list { list-style: none; margin: 0; padding: 0; }
.check-item {
  display: flex;
  align-items: flex-start;
  gap: 13px;
  padding: 12px 0;
  border-bottom: 1px dashed rgba(255,255,255,.08);
}
.check-item:last-child { border-bottom: 0; }
.check-item i { color: var(--primary); margin-top: 5px; font-size: 16px; }
.check-item p { margin: 0; color: var(--text-second, var(--text-secondary)); font-size: 14.5px; }
.check-item p strong { display: block; color: var(--text-main); font-size: 15px; font-weight: 600; }
.quick-note {
  background: rgba(255,200,87,.06);
  border-left: 3px solid var(--amber);
  border-radius: 0 16px 16px 0;
  padding: 16px 18px;
  color: var(--text-secondary);
  font-size: 14px;
  margin-top: 20px;
}
.quick-note i { color: var(--amber); margin-right: 8px; }

/* Steps */
.steps-section { background: var(--bg-deep); position: relative; }
.steps-track {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  position: relative;
}
.steps-track::before {
  content: "";
  position: absolute;
  top: 64px;
  left: 6%;
  right: 6%;
  height: 1px;
  background: linear-gradient(90deg, rgba(0,224,112,.5), rgba(0,224,112,.1), rgba(0,224,112,.1), rgba(0,224,112,.5));
  z-index: 0;
}
.step-item {
  position: relative;
  z-index: 1;
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,.07);
  border-radius: 22px;
  padding: 30px 24px 26px;
  min-height: 200px;
  transition: border-color .25s, transform .25s, box-shadow .25s;
}
.step-item:hover {
  border-color: rgba(0,224,112,.35);
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
}
.step-num {
  width: 52px; height: 52px; border-radius: 18px;
  display: flex; align-items: center; justify-content: center;
  background: var(--primary-10);
  color: var(--primary);
  font-weight: 800;
  font-size: 18px;
  margin-bottom: 20px;
  border: 1px solid rgba(0,224,112,.24);
  position: relative;
}
.step-item:hover .step-num { background: var(--primary); color: #07120c; }
.step-item h3 { font-size: 18px; color: var(--text-main); font-weight: 700; margin-bottom: 10px; }
.step-item p { font-size: 13.5px; color: var(--text-secondary); margin: 0; line-height: 1.75; }
.step-link { margin-top: 16px; }

/* Scene card */
.scene-section { background: var(--bg-secondary); border-block: 1px solid rgba(255,255,255,.05); }
.scene-cards .card-scene {
  height: 100%;
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255,255,255,.08);
  overflow: hidden;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s;
}
.scene-cards .card-scene:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); border-color: rgba(0,224,112,.28); }
.scene-cards .card-scene img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; }
.scene-body { padding: 24px 22px 26px; }
.scene-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--primary);
  background: rgba(0,224,112,.08);
  border-radius: var(--radius-pill);
  padding: 4px 12px;
  margin-bottom: 14px;
}
.scene-body h3 { color: var(--text-main); font-size: 20px; font-weight: 700; margin-bottom: 9px; }
.scene-body p { color: var(--text-secondary); font-size: 14px; margin: 0 0 16px; }
.scene-more { color: var(--primary); font-weight: 600; font-size: 14px; display: inline-flex; gap: 5px; }
.scene-card-footer { border-top: 1px solid rgba(255,255,255,.06); padding: 14px 22px; display: flex; justify-content: space-between; align-items: center; font-size: 12.5px; color: var(--text-muted); }
.scene-card-footer i { color: var(--amber); }

/* Trouble tips */
.trouble-section { background: var(--bg-deep); }
.trouble-block {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 32px;
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,.07);
  border-radius: var(--radius-lg);
  padding: clamp(26px, 4vw, 46px);
  position: relative;
  overflow: hidden;
}
.trouble-block::before {
  content: "";
  position: absolute;
  width: 240px; height: 240px;
  right: -80px; top: -80px;
  background: radial-gradient(circle, var(--primary-10), rgba(0,224,112,0) 70%);
  border-radius: 50%;
}
.trouble-head h2 { font-size: clamp(22px, 2.4vw, 30px); color: var(--text-main); font-weight: 700; margin: 0 0 16px; }
.trouble-head p { color: var(--text-secondary); margin: 0 0 20px; }
.trouble-list { list-style: none; margin: 0; padding: 0; }
.trouble-list li { display: flex; gap: 14px; margin-bottom: 16px; color: var(--text-secondary); font-size: 14.5px; }
.trouble-list li i { color: var(--primary); margin-top: 4px; width: 18px; }
.tip-card {
  border-radius: 18px;
  background: var(--bg-secondary);
  border: 1px solid rgba(255,255,255,.09);
  padding: 24px 22px;
}
.tip-card-header { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; color: var(--text-main); font-weight: 700; }
.tip-card-header i { color: var(--amber); }
.tip-card .tip-line { display: flex; gap: 10px; padding: 12px 0; border-bottom: 1px dashed rgba(255,255,255,.08); font-size: 13.5px; color: var(--text-secondary); }
.tip-card .tip-line:last-child { border-bottom: 0; }
.tip-card .tip-line i { color: var(--primary); margin-top: 4px; font-size: 13px; }

/* FAQ */
.faq-section { background: var(--bg-secondary); }
.faq-accordion .accordion-item {
  background: transparent;
  border: 0;
  border-bottom: 1px solid rgba(255,255,255,.09);
}
.faq-accordion .accordion-item:last-child { border-bottom: 0; }
.faq-accordion .accordion-button {
  background: transparent;
  color: var(--text-main);
  font-size: 16px;
  font-weight: 600;
  padding: 22px 40px 22px 0;
  box-shadow: none;
  transition: color .2s;
}
.faq-accordion .accordion-button:hover { color: var(--primary); }
.faq-accordion .accordion-button:not(.collapsed) { color: var(--primary); background: transparent; box-shadow: none; }
.faq-accordion .accordion-button::after {
  background: none;
  content: "\f078";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  width: auto;
  height: auto;
  position: absolute;
  right: 6px;
  top: 24px;
  color: var(--text-muted);
  font-size: 15px;
  transition: transform .3s, color .3s;
}
.faq-accordion .accordion-button:not(.collapsed)::after {
  transform: rotate(180deg);
  color: var(--primary);
}
.faq-accordion .accordion-body { padding: 0 40px 22px 0; color: var(--text-secondary); font-size: 14.5px; }
.faq-layout {
  display: grid;
  grid-template-columns: .7fr 1.6fr;
  gap: 36px;
  align-items: start;
}
.faq-intro {
  position: sticky;
  top: 110px;
}
.faq-intro .faq-badge {
  display: inline-flex;
  align-items: center;
  color: var(--primary);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: .14em;
  margin-bottom: 14px;
}
.faq-intro h2 { color: var(--text-main); font-size: clamp(24px,2.6vw,32px); font-weight: 700; margin-bottom: 14px; }
.faq-intro p { color: var(--text-secondary); font-size: 14.5px; }
.faq-layout-cards { margin-top: 30px; display: flex; gap: 10px; flex-wrap: wrap; }

/* CTA band */
.cta-band {
  position: relative;
  background: var(--bg-secondary);
  overflow: hidden;
}
.cta-band::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url("/assets/images/backpic/back-2.webp");
  background-size: cover;
  background-position: center;
  opacity: .12;
  pointer-events: none;
}
.cta-inner {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 30px;
  padding: clamp(30px, 4vw, 52px);
  background: linear-gradient(145deg, rgba(21,32,41,.92), rgba(14,21,28,.96));
  border: 1px solid rgba(0,224,112,.15);
  border-radius: var(--radius-lg);
}
.cta-col-left { flex: 1; }
.cta-col-left h2 { color: var(--text-main); font-size: clamp(22px,2.6vw,30px); font-weight: 800; margin-bottom: 8px; }
.cta-col-left p { color: var(--text-secondary); margin: 0; font-size: 14.5px; }
.cta-icon {
  width: 64px; height: 64px; border-radius: 20px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(0,224,112,.1);
  color: var(--primary);
  border: 1px solid rgba(0,224,112,.28);
}
.cta-actions { display: flex; flex-wrap: wrap; gap: 12px; flex-shrink: 0; }

/* Footer */
.site-footer {
  background: #080D11;
  border-top: 1px solid rgba(0,224,112,.20);
  padding: 70px 0 0;
  color: var(--text-secondary);
  font-size: 14px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.35fr 1fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 56px;
}
.footer-brand .footer-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text-main);
  font-weight: 800;
  font-size: 17px;
  margin-bottom: 16px;
}
.footer-brand .footer-logo:hover { color: var(--primary); }
.footer-brand .logo-badge { width: 38px; height: 38px; border-radius: 12px; font-size: 15px; }
.footer-about { margin-bottom: 0; color: var(--text-muted); font-size: 13.5px; line-height: 1.85; max-width: 300px; }
.footer-col h4 {
  color: var(--text-main);
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 18px;
}
.footer-col ul { list-style: none; padding: 0; margin: 0; }
.footer-col ul li { margin-bottom: 10px; font-size: 13.5px; }
.footer-col ul a { color: var(--text-secondary); transition: color .2s; }
.footer-col ul a:hover { color: var(--primary); }
.support-note { color: var(--text-muted); font-size: 13px; line-height: 1.8; }
.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
  padding: 26px 0;
  border-top: 1px solid rgba(255,255,255,.06);
  color: var(--text-muted);
  font-size: 13px;
}
.ft-domain { font-weight: 600; color: var(--text-secondary); }
.ft-domain:hover { color: var(--primary); }

/* Responsive */
@media (min-width: 1200px) and (max-width: 1399px) {
  .footer-grid { grid-template-columns: 1.3fr .8fr .9fr .9fr 1fr; gap: 26px; }
}
@media (min-width: 992px) and (max-width: 1199px) {
  .header-grid { grid-template-columns: auto 420px 1fr; gap: 12px; }
  .brand-logo { font-size: 15px; }
  .site-nav-list a { padding: 8px 11px; font-size: 13px; }
  .btn-access { padding: 0 14px; height: 40px; font-size: 13px; }
}
@media (max-width: 991.98px) {
  .header-grid {
    grid-template-columns: 1fr auto;
    grid-template-areas:
      "brand aside"
      "search search";
    gap: 8px 16px;
  }
  .site-nav-inline { display: none; }
  .site-nav-list { gap: 6px; }
  .menu-toggle { display: inline-flex; }
  .btn-access { padding: 0 16px; }
  .header-search { position: static; max-width: none; width: 100%; }
  .search-form { width: 100%; margin: 4px 0 12px; }
  .search-input { height: 44px; }
}
@media (min-width: 768px) and (max-width: 991.98px) {
  .footer-grid { grid-template-columns: 1.3fr 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}
@media (max-width: 767.98px) {
  body { font-size: 15px; }
  .section { padding: 52px 0; }
  .header-grid .container-xl-custom { padding: 0; }
  .header-grid { grid-template-columns: 1fr auto; }
  .brand-logo { font-size: 14.5px; gap: 8px; }
  .logo-badge { width: 36px; height: 36px; border-radius: 11px; font-size: 14px; }
  .btn-access { height: 40px; padding: 0 13px; font-size: 13px; }
  .btn-access .fa-regular { font-size: 14px; }
  .hero-actions .btn { width: 100%; }
  .hero-actions .btn-solid { order: 1; }
  .hero-actions .btn-outline { order: 2; }
  .directory-row {
    grid-template-columns: 48px 1fr 22px;
    gap: 10px;
    padding: 18px 2px;
  }
  .directory-desc { display: none; }
  .directory-index { font-size: 20px; }
  .directory-arrow { width: 38px; height: 38px; }
  .prepare-info-col, .prepare-list-col { margin-bottom: 20px; }
  .steps-track { grid-template-columns: 1fr; gap: 14px; }
  .steps-track::before { display: none; }
  .step-item { min-height: 0; }
  .step-item p { font-size: 14px; }
  .scene-body { padding: 20px; }
  .trouble-block { grid-template-columns: 1fr; padding: 24px 20px; }
  .tip-card { margin-top: 20px; }
  .faq-layout { grid-template-columns: 1fr; }
  .faq-intro { position: static; }
  .cta-inner { flex-direction: column; align-items: flex-start; }
  .cta-actions { width: 100%; }
  .cta-actions .btn { flex: 1; }
  .footer-grid { grid-template-columns: 1fr; gap: 34px; padding-bottom: 32px; }
  .footer-brand { grid-column: 1; }
  .footer-brand .footer-about { max-width: 100%; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .footer-bottom .ft-domain { margin-top: 4px; }
  .header-mobile-search .container-xl-custom { padding: 0 4%; }
}
@media (max-width: 520px) {
  .header-grid { padding-top: 4px; }
  .brand-logo .logo-text { max-width: 210px; overflow: hidden; text-overflow: ellipsis; }
  .search-form .search-icon { left: 16px; }
  .search-input { padding-left: 42px; font-size: 13px; }
  .hero-title { font-size: 32px; }
  .hero-lead { font-size: 15px; }
  .section-head .section-desc { font-size: 14px; }
  .btn { padding: 0 22px; }
}

/* roulang page: category2 */
:root {
      --bg: #0A0F14;
      --bg-deep: #091014;
      --surface: #152029;
      --surface-2: #1C2A35;
      --surface-soft: #0E151C;
      --green: #00E070;
      --green-hover: #2CF28D;
      --amber: #FFC857;
      --amber-hover: #FFD889;
      --text-head: #F4F8FB;
      --text-body: #C7D3DD;
      --text-sub: #93A7B6;
      --text-muted: #61798B;
      --line: rgba(255,255,255,0.10);
      --line-strong: rgba(255,255,255,0.16);
      --radius-card: 18px;
      --radius-large: 24px;
      --shadow-card: 0 8px 28px rgba(0,0,0,0.35);
      --shadow-lift: 0 18px 40px rgba(0,0,0,0.5);
      --transition: all .25s ease;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
      scroll-padding-top: 136px;
    }

    body {
      margin: 0;
      background: var(--bg);
      color: var(--text-body);
      font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
      font-size: 16px;
      line-height: 1.8;
      font-feature-settings: "tnum";
      -webkit-font-smoothing: antialiased;
    }

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

    a {
      color: inherit;
      text-decoration: none;
      transition: var(--transition);
    }

    button,
    input {
      font-family: inherit;
    }

    a:focus-visible,
    button:focus-visible,
    input:focus-visible {
      outline: 2px solid var(--green);
      outline-offset: 3px;
      border-radius: 6px;
    }

    .container-xl-custom {
      max-width: 1320px;
      margin-left: auto;
      margin-right: auto;
      padding-left: 24px;
      padding-right: 24px;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 1050;
      background: rgba(10, 15, 20, 0.88);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border-bottom: 1px solid rgba(0, 224, 112, 0.22);
      padding: 10px 0;
    }

    .header-row {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 16px;
    }

    .brand-logo {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      font-size: 17px;
      font-weight: 800;
      color: var(--text-head);
      white-space: nowrap;
      line-height: 1.3;
      min-height: 44px;
      min-width: 190px;
    }

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

    .logo-badge {
      position: relative;
      display: inline-grid;
      place-items: center;
      width: 42px;
      height: 42px;
      border: 1px solid rgba(0, 224, 112, 0.55);
      border-radius: 13px;
      background: rgba(0, 224, 112, 0.08);
      color: var(--green);
      font-size: 13px;
      letter-spacing: .4px;
      font-weight: 900;
      flex: none;
    }

    .logo-badge::after {
      content: "";
      position: absolute;
      right: -3px;
      top: -3px;
      width: 9px;
      height: 9px;
      background: var(--green);
      border-radius: 50%;
      box-shadow: 0 0 14px rgba(0, 224, 112, 0.9);
    }

    .header-search {
      flex: 1 1 380px;
      max-width: 560px;
      margin-left: auto;
      margin-right: auto;
      min-width: 240px;
    }

    .search-form {
      position: relative;
      display: flex;
      align-items: center;
      height: 46px;
      background: var(--surface-soft);
      border: 1px solid rgba(255, 255, 255, 0.12);
      border-radius: 999px;
      padding: 0 6px 0 18px;
      transition: var(--transition);
    }

    .search-form:hover {
      border-color: rgba(0, 224, 112, 0.45);
    }

    .search-form:focus-within {
      border-color: var(--green);
      box-shadow: 0 0 0 4px rgba(0, 224, 112, 0.15);
      background: #0B131A;
    }

    .search-icon {
      flex: none;
      width: 18px;
      height: 18px;
      margin-right: 10px;
      color: var(--text-sub);
    }

    .search-form input {
      flex: 1;
      min-width: 0;
      height: 100%;
      border: 0;
      background: transparent;
      color: var(--text-body);
      font-size: 14px;
      padding: 0 8px;
      box-shadow: none;
    }

    .search-form input:focus {
      box-shadow: none;
      outline: none;
      background: transparent;
      color: #fff;
    }

    .search-form input::placeholder {
      color: var(--text-sub);
      opacity: 1;
    }

    .search-form input::-webkit-search-cancel-button {
      opacity: 0.45;
    }

    .search-submit {
      flex: none;
      height: 34px;
      padding: 0 16px;
      border: 0;
      border-radius: 999px;
      background: var(--green);
      color: #101820;
      font-size: 13px;
      font-weight: 700;
      transition: var(--transition);
    }

    .search-submit:hover {
      background: var(--green-hover);
      box-shadow: 0 0 18px rgba(0, 224, 112, 0.35);
    }

    .header-tools {
      display: flex;
      align-items: center;
      gap: 8px;
      margin-left: auto;
    }

    .site-nav-list {
      display: none;
      align-items: center;
      gap: 4px;
      padding: 0;
      margin: 0;
    }

    @media (min-width: 1280px) {
      .site-nav-list {
        display: flex;
      }
    }

    .site-nav-list a {
      position: relative;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 36px;
      padding: 6px 13px;
      border-radius: 999px;
      color: var(--text-body);
      font-size: 14px;
      font-weight: 500;
      white-space: nowrap;
      transition: var(--transition);
    }

    .site-nav-list a:hover {
      color: #fff;
      background: rgba(0, 224, 112, 0.1);
    }

    .site-nav-list a.active {
      color: var(--green);
      background: rgba(0, 224, 112, 0.14);
      box-shadow: inset 0 0 0 1px rgba(0, 224, 112, 0.3);
      font-weight: 600;
    }

    @media (min-width: 1280px) {
      .site-nav-list a.active::after {
        content: "";
        position: absolute;
        left: 50%;
        bottom: -1px;
        width: 5px;
        height: 5px;
        border-radius: 50%;
        background: var(--green);
        transform: translateX(-50%);
        box-shadow: 0 0 10px rgba(0, 224, 112, 0.8);
      }
    }

    .btn {
      border-radius: 999px;
      font-weight: 600;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      transition: var(--transition);
    }

    .btn-amber {
      background: var(--amber);
      border: 1px solid var(--amber);
      color: #14181E;
    }

    .btn-amber:hover {
      background: var(--amber-hover);
      border-color: var(--amber-hover);
      color: #10151B;
      transform: translateY(-2px);
      box-shadow: 0 12px 30px rgba(255, 200, 87, 0.25);
    }

    .btn-ghost {
      background: transparent;
      border: 1px solid rgba(0, 224, 112, 0.45);
      color: var(--green);
    }

    .btn-ghost:hover {
      background: rgba(0, 224, 112, 0.12);
      color: var(--green-hover);
      border-color: rgba(0, 224, 112, 0.8);
      transform: translateY(-2px);
    }

    .nav-cta {
      margin-left: 4px;
    }

    .navbar-toggler {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 44px;
      height: 44px;
      border: 1px solid rgba(255, 255, 255, 0.14);
      border-radius: 12px;
      background: rgba(255, 255, 255, 0.04);
      color: var(--text-body);
      padding: 0;
    }

    .navbar-toggler:hover {
      border-color: var(--green);
      color: var(--green);
    }

    .navbar-toggler .toggler-icon {
      width: 16px;
      height: 2px;
      background: currentColor;
      border-radius: 4px;
      position: relative;
      display: inline-block;
    }

    .navbar-toggler .toggler-icon::before,
    .navbar-toggler .toggler-icon::after {
      content: "";
      position: absolute;
      left: 0;
      width: 100%;
      height: 2px;
      background: currentColor;
      border-radius: 4px;
    }

    .navbar-toggler .toggler-icon::before {
      top: -6px;
    }

    .navbar-toggler .toggler-icon::after {
      top: 6px;
    }

    @media (min-width: 1280px) {
      .navbar-toggler {
        display: none;
      }
    }

    .mobile-panel {
      background: var(--surface-soft);
      border-top: 1px solid var(--line);
      border-radius: 0 0 22px 22px;
      padding: 16px 0 22px;
    }

    .mobile-panel .site-nav-list {
      display: flex;
      flex-direction: column;
      align-items: stretch;
      gap: 8px;
    }

    .mobile-panel .site-nav-list a {
      justify-content: flex-start;
      min-height: 46px;
      border-radius: 14px;
    }

    .mobile-panel .mobile-cta {
      margin-top: 14px;
      min-height: 46px;
      width: 100%;
    }

    @media (max-width: 991.98px) {
      .header-row {
        row-gap: 10px;
      }

      .header-search {
        order: 3;
        flex: 0 0 100%;
        max-width: 100%;
        margin: 0;
      }

      .header-tools {
        margin-left: auto;
      }
    }

    .section {
      padding-top: clamp(64px, 9vw, 108px);
      padding-bottom: clamp(64px, 9vw, 108px);
    }

    .section-compact {
      padding-top: clamp(58px, 7vw, 88px);
      padding-bottom: clamp(58px, 7vw, 88px);
    }

    .hero-section {
      position: relative;
      overflow: hidden;
      padding-top: 70px;
      padding-bottom: 78px;
      border-bottom: 1px solid var(--line);
      min-height: 560px;
      display: flex;
      align-items: center;
    }

    .hero-bg {
      position: absolute;
      inset: 0;
      z-index: 0;
      background-image: linear-gradient(90deg, rgba(10, 15, 20, 0.97), rgba(10, 15, 20, 0.82) 46%, rgba(10, 15, 20, 0.65)), url("/assets/images/backpic/back-2.webp");
      background-size: cover;
      background-position: center 22%;
      background-repeat: no-repeat;
    }

    .hero-section::before {
      content: "";
      position: absolute;
      z-index: 0;
      top: -120px;
      right: 12%;
      width: 420px;
      height: 420px;
      background: rgba(0, 224, 112, 0.09);
      filter: blur(90px);
      border-radius: 50%;
      pointer-events: none;
    }

    .hero-section .container-xl-custom {
      position: relative;
      z-index: 1;
    }

    .hero-grid {
      display: grid;
      grid-template-columns: 1.2fr 0.8fr;
      gap: 48px;
      align-items: center;
    }

    .breadcrumb-line {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 6px;
      color: var(--text-sub);
      font-size: 13px;
      margin-bottom: 22px;
    }

    .breadcrumb-line a:hover {
      color: var(--green);
    }

    .breadcrumb-line i {
      font-size: 10px;
      color: var(--text-muted);
    }

    .hero-kicker {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      font-size: 13px;
      font-weight: 600;
      letter-spacing: .4px;
      color: var(--green);
      background: rgba(0, 224, 112, 0.1);
      border: 1px solid rgba(0, 224, 112, 0.22);
      border-radius: 999px;
      padding: 6px 14px;
      margin-bottom: 20px;
    }

    .hero-kicker .dot {
      width: 6px;
      height: 6px;
      background: var(--green);
      border-radius: 50%;
      box-shadow: 0 0 10px rgba(0, 224, 112, 0.9);
    }

    .hero-title {
      font-size: clamp(36px, 4.4vw, 58px);
      font-weight: 800;
      line-height: 1.22;
      color: var(--text-head);
      margin: 0 0 22px;
      letter-spacing: -.5px;
    }

    .hero-title .text-green {
      color: var(--green);
    }

    .hero-lead {
      font-size: 17px;
      color: var(--text-sub);
      max-width: 640px;
      margin: 0 0 30px;
      line-height: 1.9;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
      margin-bottom: 30px;
    }

    .hero-actions .btn {
      min-height: 50px;
      padding-left: 26px;
      padding-right: 26px;
    }

    .hero-points {
      list-style: none;
      padding: 0;
      margin: 0;
      display: flex;
      flex-wrap: wrap;
      gap: 12px 24px;
    }

    .hero-points li {
      position: relative;
      padding-left: 18px;
      color: var(--text-body);
      font-size: 14px;
    }

    .hero-points li::before {
      content: "";
      position: absolute;
      left: 2px;
      top: 10px;
      width: 6px;
      height: 6px;
      border-radius: 50%;
      background: var(--green);
    }

    .hero-visual {
      position: relative;
    }

    .security-window {
      position: relative;
      border-radius: var(--radius-large);
      border: 1px solid rgba(255, 255, 255, 0.14);
      background: var(--surface-soft);
      overflow: hidden;
      box-shadow: var(--shadow-card);
    }

    .security-window img {
      width: 100%;
      aspect-ratio: 16 / 11;
      object-fit: cover;
    }

    .security-window-vbar {
      position: absolute;
      left: 18px;
      bottom: 18px;
      right: 18px;
      background: rgba(10, 15, 20, 0.7);
      border: 1px solid rgba(255, 255, 255, 0.12);
      border-radius: 16px;
      padding: 14px 16px;
      backdrop-filter: blur(12px);
      color: var(--text-head);
      font-size: 14px;
      display: flex;
      align-items: center;
      gap: 10px;
      box-shadow: 0 6px 20px rgba(0, 0, 0, 0.35);
    }

    .security-window-vbar .bar-icon {
      width: 34px;
      height: 34px;
      border-radius: 10px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: rgba(0, 224, 112, 0.18);
      color: var(--green);
      font-size: 14px;
      flex: none;
    }

    .status-strip {
      border-bottom: 1px solid var(--line);
      background: var(--bg-deep);
      padding: 16px 0;
    }

    .status-inner {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 12px 24px;
      font-size: 14px;
      color: var(--text-body);
    }

    .status-inner .status-item {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--text-body);
    }

    .status-inner .status-item .signal {
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: var(--green);
      box-shadow: 0 0 10px rgba(0, 224, 112, 0.7);
      flex: none;
    }

    .status-inner .status-more {
      margin-left: auto;
      display: inline-flex;
      align-items: center;
      gap: 6px;
      color: var(--text-sub);
      font-size: 13px;
    }

    .status-inner a:hover {
      color: var(--green);
    }

    .section-head {
      max-width: 760px;
      margin-bottom: 44px;
    }

    .section-head.left {
      margin-left: 0;
    }

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

    .section-tag {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      font-size: 13px;
      font-weight: 600;
      color: var(--green);
      letter-spacing: .4px;
      background: rgba(0, 224, 112, 0.09);
      border: 1px solid rgba(0, 224, 112, 0.18);
      border-radius: 999px;
      padding: 6px 14px;
      margin-bottom: 16px;
    }

    .section-head h2 {
      font-size: clamp(26px, 2.6vw, 34px);
      font-weight: 700;
      line-height: 1.35;
      color: var(--text-head);
      margin: 0 0 14px;
      letter-spacing: -.3px;
    }

    .section-head p {
      color: var(--text-sub);
      font-size: 16px;
      margin: 0;
    }

    .section-title-line {
      width: 64px;
      height: 3px;
      background: var(--green);
      border-radius: 999px;
      margin-top: 4px;
    }

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

    .stat-row {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 18px;
    }

    .stat-item {
      border: 1px solid var(--line);
      border-radius: var(--radius-card);
      background: linear-gradient(180deg, rgba(0, 224, 112, 0.05), transparent 28%), var(--surface);
      padding: 26px 24px;
      box-shadow: var(--shadow-card);
      transition: var(--transition);
    }

    .stat-item:hover {
      background: var(--surface-2);
      border-color: rgba(0, 224, 112, 0.28);
      transform: translateY(-4px);
      box-shadow: var(--shadow-lift);
    }

    .stat-item .stat-num {
      font-size: 36px;
      font-weight: 800;
      color: var(--green);
      line-height: 1.15;
      margin-bottom: 4px;
      font-feature-settings: "tnum";
      letter-spacing: -1px;
    }

    .stat-item .stat-label {
      color: var(--text-body);
      font-size: 15px;
      font-weight: 500;
    }

    .stat-item .stat-desc {
      color: var(--text-sub);
      font-size: 13px;
      margin-top: 6px;
    }

    .security-feature {
      border-radius: 28px;
      overflow: hidden;
      border: 1px solid var(--line-strong);
      background: var(--surface);
      box-shadow: var(--shadow-card);
    }

    .security-feature-inner {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 0;
    }

    .security-feature-visual {
      position: relative;
      min-height: 380px;
    }

    .security-feature-visual img {
      position: absolute;
      inset: 0;
      width: 100%;
      height: 100%;
      object-fit: cover;
    }

    .security-feature-visual::after {
      content: "";
      position: absolute;
      left: 0;
      top: 0;
      right: 0;
      bottom: 0;
      background: linear-gradient(90deg, rgba(10, 15, 20, 0.1), rgba(10, 15, 20, 0.04));
      pointer-events: none;
    }

    .feature-caption {
      position: absolute;
      left: 22px;
      bottom: 22px;
      right: 22px;
      z-index: 2;
      display: flex;
      align-items: center;
      gap: 10px;
      background: rgba(10, 15, 20, 0.72);
      border: 1px solid rgba(255, 255, 255, 0.14);
      border-radius: 16px;
      padding: 12px 16px;
      color: var(--text-head);
      font-size: 14px;
      backdrop-filter: blur(10px);
    }

    .security-feature-content {
      padding: clamp(30px, 4vw, 54px);
    }

    .security-feature-content .content-kicker {
      font-size: 13px;
      font-weight: 700;
      color: var(--green);
      letter-spacing: .3px;
      margin-bottom: 12px;
    }

    .security-feature-content h3 {
      font-size: 24px;
      font-weight: 700;
      line-height: 1.4;
      color: var(--text-head);
      margin: 0 0 18px;
    }

    .security-feature-content p {
      color: var(--text-sub);
      font-size: 15px;
      margin-bottom: 24px;
    }

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

    .feature-points li {
      display: flex;
      gap: 12px;
      border-bottom: 1px solid var(--line);
      padding: 14px 0;
      color: var(--text-body);
      font-size: 15px;
      line-height: 1.7;
    }

    .feature-points li:last-child {
      border-bottom: none;
    }

    .feature-points .fp-icon {
      width: 24px;
      height: 24px;
      border-radius: 50%;
      background: rgba(0, 224, 112, 0.14);
      color: var(--green);
      font-size: 11px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      flex: none;
      margin-top: 5px;
    }

    .check-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 20px;
    }

    .check-card {
      position: relative;
      background: var(--surface);
      border: 1px solid var(--line);
      border-radius: 22px;
      padding: 28px 28px 26px;
      overflow: hidden;
      transition: var(--transition);
    }

    .check-card:hover {
      background: var(--surface-2);
      border-color: rgba(0, 224, 112, 0.35);
      transform: translateY(-4px);
      box-shadow: var(--shadow-lift);
    }

    .check-num {
      font-size: 42px;
      font-weight: 900;
      letter-spacing: -2px;
      line-height: 1;
      color: transparent;
      -webkit-text-stroke: 1px rgba(0, 224, 112, 0.4);
      margin-bottom: 16px;
    }

    .check-card h3 {
      font-size: 20px;
      font-weight: 700;
      color: var(--text-head);
      margin: 0 0 12px;
    }

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

    .process-band {
      background: var(--bg-deep);
      border-top: 1px solid var(--line);
      border-bottom: 1px solid var(--line);
      padding: 64px 0;
    }

    .process-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
      counter-reset: process;
      position: relative;
    }

    .process-step {
      background: var(--surface);
      border: 1px solid var(--line);
      border-radius: 20px;
      padding: 24px;
      position: relative;
      transition: var(--transition);
    }

    .process-step:hover {
      border-color: rgba(0, 224, 112, 0.4);
      background: var(--surface-2);
      transform: translateY(-4px);
    }

    .process-step .ps-number {
      font-size: 13px;
      color: var(--green);
      font-weight: 800;
      letter-spacing: 1px;
      margin-bottom: 14px;
    }

    .process-step .ps-icon {
      width: 44px;
      height: 44px;
      border-radius: 13px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: rgba(0, 224, 112, 0.12);
      color: var(--green);
      font-size: 18px;
      margin-bottom: 16px;
    }

    .process-step h3 {
      font-size: 18px;
      font-weight: 700;
      color: var(--text-head);
      margin: 0 0 10px;
    }

    .process-step p {
      color: var(--text-sub);
      font-size: 14px;
      line-height: 1.75;
      margin: 0;
    }

    .faq-section {
      position: relative;
    }

    .faq-wrap {
      display: grid;
      grid-template-columns: 0.8fr 1.2fr;
      gap: 40px;
      align-items: start;
    }

    .faq-side {
      position: sticky;
      top: 150px;
    }

    .faq-side-note {
      background: linear-gradient(150deg, rgba(0, 224, 112, 0.08), transparent 50%), var(--surface);
      border: 1px solid var(--line);
      border-radius: 22px;
      padding: 26px;
      margin-top: 22px;
    }

    .faq-side-note .fs-icon {
      width: 40px;
      height: 40px;
      border-radius: 12px;
      background: rgba(0, 224, 112, 0.14);
      color: var(--green);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 17px;
      margin-bottom: 14px;
    }

    .faq-side-note h4 {
      color: var(--text-head);
      font-size: 17px;
      font-weight: 700;
      margin: 0 0 8px;
    }

    .faq-side-note p {
      color: var(--text-sub);
      font-size: 14px;
      margin: 0 0 16px;
    }

    .faq-side-note a {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--green);
      font-size: 14px;
      font-weight: 600;
    }

    .faq-side-note a i {
      transition: transform .25s;
    }

    .faq-side-note a:hover i {
      transform: translateX(4px);
    }

    .faq-accordion .accordion-item {
      background: transparent;
      border: 0;
      border-bottom: 1px solid var(--line);
      border-radius: 0 !important;
    }

    .faq-accordion .accordion-button {
      background: transparent;
      border: 0;
      box-shadow: none;
      color: var(--text-body);
      font-family: inherit;
      font-size: 16px;
      font-weight: 600;
      line-height: 1.6;
      padding: 24px 48px 24px 4px;
      border-radius: 0 !important;
      text-align: left;
    }

    .faq-accordion .accordion-button:hover,
    .faq-accordion .accordion-button:not(.collapsed) {
      color: var(--green);
      background: transparent;
    }

    .faq-accordion .accordion-button::after {
      background-image: none;
      background: transparent;
      width: 12px;
      height: 12px;
      border-style: solid;
      border-width: 0 2px 2px 0;
      border-color: var(--text-muted);
      transform: rotate(45deg);
      transition: transform .3s, border-color .3s;
      position: absolute;
      right: 20px;
    }

    .faq-accordion .accordion-button:not(.collapsed)::after {
      transform: rotate(225deg);
      border-color: var(--green);
    }

    .faq-accordion .accordion-body {
      padding: 0 48px 24px 4px;
      color: var(--text-sub);
      font-size: 15px;
      line-height: 1.85;
    }

    .cta-band {
      position: relative;
      overflow: hidden;
      border-radius: 28px;
      border: 1px solid rgba(0, 224, 112, 0.2);
      background: linear-gradient(120deg, rgba(0, 224, 112, 0.14), transparent 55%), var(--surface-soft);
    }

    .cta-band::before {
      content: "";
      position: absolute;
      right: -100px;
      top: -160px;
      width: 300px;
      height: 300px;
      background: rgba(0, 224, 112, 0.1);
      filter: blur(70px);
      pointer-events: none;
      border-radius: 50%;
    }

    .cta-band-inner {
      position: relative;
      z-index: 1;
      padding: clamp(34px, 5vw, 56px);
      text-align: center;
    }

    .cta-band-inner .cta-tag {
      color: var(--green);
      font-size: 13px;
      font-weight: 700;
      letter-spacing: 1px;
      margin-bottom: 10px;
    }

    .cta-band h2 {
      color: var(--text-head);
      font-size: clamp(24px, 3vw, 36px);
      font-weight: 800;
      margin: 0 0 14px;
      line-height: 1.45;
    }

    .cta-band p {
      color: var(--text-sub);
      max-width: 620px;
      margin: 0 auto 30px;
      font-size: 16px;
    }

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

    .cta-buttons .btn {
      min-height: 50px;
      padding-left: 30px;
      padding-right: 30px;
    }

    .site-footer {
      background: #0B1117;
      border-top: 1px solid rgba(0, 224, 112, 0.2);
      padding: 70px 0 0;
      color: var(--text-sub);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.6fr 1fr 1fr 1fr 1fr;
      gap: 40px;
      padding-bottom: 48px;
    }

    .footer-brand .footer-logo {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 17px;
      font-weight: 800;
      color: var(--text-head);
      margin-bottom: 16px;
    }

    .footer-brand .footer-logo:hover {
      color: var(--green);
    }

    .footer-logo .logo-badge {
      width: 40px;
      height: 40px;
      font-size: 12px;
      border-radius: 12px;
    }

    .footer-about {
      color: var(--text-sub);
      font-size: 14px;
      line-height: 1.9;
      margin: 0;
      max-width: 280px;
    }

    .footer-col h4 {
      color: var(--text-head);
      font-size: 15px;
      font-weight: 700;
      margin: 0 0 18px;
      letter-spacing: .3px;
    }

    .footer-col ul {
      list-style: none;
      padding: 0;
      margin: 0;
      display: grid;
      gap: 10px;
    }

    .footer-col ul li {
      font-size: 14px;
      line-height: 1.6;
    }

    .footer-col a {
      color: var(--text-sub);
    }

    .footer-col a:hover {
      color: var(--green);
    }

    .support-note {
      color: var(--text-muted);
    }

    .footer-bottom {
      border-top: 1px solid var(--line);
      padding: 20px 24px;
      display: flex;
      flex-wrap: wrap;
      gap: 8px 24px;
      justify-content: space-between;
      color: var(--text-muted);
      font-size: 13px;
    }

    .ft-domain {
      color: var(--text-muted);
    }

    .ft-domain:hover {
      color: var(--green);
    }

    @media (max-width: 991.98px) {
      .hero-grid {
        grid-template-columns: 1fr;
        gap: 34px;
      }

      .hero-visual {
        max-width: 620px;
      }

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

      .security-feature-inner {
        grid-template-columns: 1fr;
      }

      .security-feature-visual {
        min-height: 300px;
      }

      .security-feature-visual img {
        position: static;
        height: auto;
        min-height: 300px;
      }

      .security-feature-visual::after {
        display: none;
      }

      .check-grid {
        grid-template-columns: 1fr;
      }

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

      .faq-wrap {
        grid-template-columns: 1fr;
        gap: 28px;
      }

      .faq-side {
        position: static;
      }

      .footer-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 34px;
      }

      .footer-brand {
        grid-column: 1 / -1;
      }
    }

    @media (max-width: 767.98px) {
      .container-xl-custom {
        padding-left: 18px;
        padding-right: 18px;
      }

      .hero-section {
        padding-top: 40px;
        padding-bottom: 48px;
      }

      .hero-title {
        font-size: 32px;
      }

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

      .hero-actions .btn {
        width: 100%;
      }

      .hero-actions .btn i {
        display: none;
      }

      .hero-points {
        flex-direction: column;
        gap: 8px;
      }

      .security-window-vbar {
        left: 12px;
        right: 12px;
        bottom: 12px;
      }

      .stat-row {
        grid-template-columns: 1fr;
      }

      .stat-item {
        display: flex;
        align-items: center;
        gap: 20px;
      }

      .stat-item .stat-num {
        margin-bottom: 0;
        min-width: 76px;
      }

      .process-grid {
        grid-template-columns: 1fr;
      }

      .security-feature-content {
        padding: 26px 22px;
      }

      .check-card {
        padding: 24px 18px;
      }

      .faq-accordion .accordion-button {
        font-size: 15px;
        padding-left: 0;
        padding-right: 42px;
      }

      .faq-accordion .accordion-body {
        padding-right: 6px;
        padding-left: 0;
      }

      .cta-band-inner {
        padding: 32px 22px;
      }

      .cta-buttons .btn {
        width: 100%;
      }

      .footer-grid {
        grid-template-columns: 1fr;
      }

      .footer-bottom {
        flex-direction: column;
        text-align: left;
      }
    }