/* roulang page: index */
:root{
  --primary:#B4E82A;
  --primary-deep:#9AD21B;
  --amber:#F6A609;
  --dark:#0B0F0C;
  --dark-soft:#121914;
  --dark-up:#1D2921;
  --bg:#F3F5F0;
  --card:#FFFFFF;
  --line:#DDE3DA;
  --text:#131A15;
  --muted:#5F6B63;
  --light:#F1F6EF;
  --danger:#E5484D;
  --radius-sm:6px;
  --radius-md:10px;
  --radius-btn:4px;
  --shadow:0 8px 24px rgba(15,25,18,.07);
  --shadow-lift:0 16px 36px rgba(15,25,18,.12);
  --font-cn:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  --font-en:Oswald,"Rajdhani","Bahnschrift","Arial Narrow",sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-cn);
  background:var(--bg);
  color:var(--text);
  line-height:1.75;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
ul,ol{list-style:none}
button,input{font:inherit;border:none;background:none}
button{cursor:pointer}
table{border-collapse:collapse;width:100%}
:focus-visible{outline:3px solid rgba(180,232,42,.55);outline-offset:2px}
::selection{background:#B4E82A;color:#0B0F0C}

.container{max-width:1200px;margin:0 auto;padding-left:clamp(16px,3vw,24px);padding-right:clamp(16px,3vw,24px)}
.container-fluid{width:100%}
.section{padding:96px 0}
.section-light{background:var(--bg)}
.section-white{background:#fff}
.section-dark{background:var(--dark);color:var(--light)}
.section-slim{padding:64px 0}

.skip{position:absolute;left:-999px;top:12px;z-index:200;background:var(--primary);color:#0B0F05;padding:10px 16px;border-radius:4px}
.skip:focus{left:12px}

.topbar{
  background:var(--dark);
  color:rgba(241,246,239,.72);
  font-size:12px;
  min-height:34px;
  border-bottom:1px solid rgba(255,255,255,.05);
}
.topbar .container{
  display:flex;
  align-items:center;
  justify-content:space-between;
  min-height:34px;
  gap:16px;
}
.topbar-domain{font-family:var(--font-en);letter-spacing:.3px;color:rgba(241,246,239,.6)}
.topbar-links{display:flex;align-items:center;gap:16px}
.topbar-links a{
  color:rgba(241,246,239,.82);
  transition:color .2s;
}
.topbar-links a:hover{color:var(--primary)}
.topbar-mini-btn{
  border:1px solid rgba(180,232,42,.7);
  color:var(--primary);
  padding:2px 10px;
  border-radius:3px;
  font-weight:600;
  font-size:12px;
  transition:all .2s;
}
.topbar-mini-btn:hover{background:rgba(180,232,42,.12);color:#fff}

.site-header{
  position:sticky;
  top:0;
  z-index:100;
  background:var(--dark);
  box-shadow:0 6px 20px rgba(0,0,0,.08);
  transition:background .3s;
}
.site-header .container{
  height:72px;
  display:flex;
  align-items:center;
  gap:20px;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  color:#fff;
  font-size:19px;
  font-weight:800;
  letter-spacing:.2px;
  white-space:nowrap;
  line-height:1.2;
}
.brand-mark{
  width:34px;
  height:34px;
  background:var(--primary);
  border-radius:3px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  position:relative;
  flex:0 0 auto;
  clip-path:polygon(12% 0,90% 8%,100% 55%,68% 100%,10% 88%,0 38%);
}
.brand-mark:after{
  content:"M";
  font-family:var(--font-en);
  color:#0B0F05;
  font-weight:800;
  font-size:20px;
}
.brand b{font-weight:800}
.brand span{
  color:var(--primary);
  font-weight:800;
}

.header-cta{
  margin-left:auto;
  display:flex;
  align-items:center;
  gap:18px;
}
.header-cta .btn{
  white-space:nowrap;
}
.site-nav{display:block;margin-left:26px}
.main-menu{
  display:flex;
  gap:clamp(14px,1.6vw,28px);
  flex-wrap:nowrap;
}
.main-menu li{position:relative}
.main-menu a{
  display:block;
  color:rgba(241,246,239,.82);
  font-size:15px;
  font-weight:600;
  padding:8px 0;
  transition:color .2s;
  white-space:nowrap;
}
.main-menu a::after{
  content:"";
  position:absolute;
  left:0;bottom:0;
  width:100%;height:3px;
  background:var(--primary);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform .2s;
}
.main-menu a:hover{color:#fff}
.main-menu a:hover::after{transform:scaleX(1)}
.main-menu a.active{
  color:var(--primary);
}
.main-menu a.active::after{transform:scaleX(1)}
.nav-toggle{
  display:none;
  width:42px;
  height:42px;
  border-radius:6px;
  background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.12);
  align-items:center;
  justify-content:center;
}
.nav-toggle span,
.nav-toggle span:before,
.nav-toggle span:after{
  content:"";
  display:block;
  width:20px;height:2px;
  background:#fff;
  transition:all .25s;
}
.nav-toggle span{position:relative}
.nav-toggle span:before{position:absolute;top:-6px;left:0}
.nav-toggle span:after{position:absolute;top:6px;left:0}
.nav-toggle.active span{background:transparent}
.nav-toggle.active span:before{transform:rotate(45deg);top:0}
.nav-toggle.active span:after{transform:rotate(-45deg);top:0}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  border-radius:var(--radius-btn);
  font-weight:700;
  padding:0 20px;
  height:46px;
  font-size:15px;
  line-height:1;
  transition:all .2s ease;
  text-decoration:none;
}
.btn-lg{height:56px;padding:0 28px;font-size:16px;border-radius:5px}
.btn-sm{height:36px;padding:0 14px;font-size:13px}
.btn-primary{
  background:var(--primary);
  color:#0B0F05;
}
.btn-primary:hover{
  background:#c5f94a;
  transform:translateY(-2px);
  box-shadow:0 10px 20px rgba(180,232,42,.22);
}
.btn-primary:active{transform:translateY(0);box-shadow:none}
.btn-outline{
  border:1px solid rgba(255,255,255,.45);
  color:var(--light);
  background:rgba(255,255,255,.02);
}
.btn-outline:hover{
  border-color:var(--primary);
  color:var(--primary);
  background:rgba(180,232,42,.08);
}
.btn-outline-dark{
  border:1px solid var(--line);
  color:var(--text);
  background:var(--card);
}
.btn-outline-dark:hover{
  border-color:var(--text);
  background:var(--bg);
  transform:translateY(-2px);
}
.btn-amber{
  background:var(--amber);
  color:#0B0F05;
}
.btn-amber:hover{background:#ffb722;transform:translateY(-2px)}

.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-weight:700;
  font-size:13px;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--primary);
}
.eyebrow:before{
  content:"";
  width:26px;
  height:4px;
  background:var(--primary);
  display:inline-block;
}
.section-head{
  max-width:800px;
  margin-bottom:48px;
}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.section-head.center .eyebrow:before{display:none}
.section-title{
  font-size:clamp(28px,3.6vw,38px);
  line-height:1.25;
  margin:12px 0 18px;
  font-weight:800;
  color:var(--text);
}
.section-dark .section-title,
.section-dark .eyebrow{color:var(--light)}
.section-dark .section-title span{color:var(--primary)}
.section-desc{
  color:var(--muted);
  font-size:16px;
  max-width:720px;
}
.section-dark .section-desc{color:rgba(241,246,239,.72)}
.text-accent{color:var(--primary)}

/* hero */
.hero{
  background:
    linear-gradient(105deg,rgba(7,11,8,.96) 0%,rgba(11,15,12,.84) 52%,rgba(11,15,12,.42) 100%),
    url("/assets/images/backpic/back-1.png") center/cover no-repeat;
  color:var(--light);
  padding:88px 0 92px;
  border-bottom:1px solid rgba(255,255,255,.04);
}
.hero-grid{
  display:grid;
  grid-template-columns:minmax(0,1.25fr) minmax(300px,.75fr);
  gap:64px;
  align-items:center;
}
.hero-copy h1{
  font-size:clamp(34px,5vw,54px);
  line-height:1.2;
  font-weight:800;
  margin:22px 0 22px;
  letter-spacing:.5px;
}
.hero-copy h1 em{
  font-style:normal;
  color:var(--primary);
}
.hero-copy p{
  font-size:17px;
  color:rgba(241,246,239,.78);
  max-width:650px;
  line-height:1.9;
}
.hero-actions{
  margin-top:34px;
  display:flex;
  gap:14px;
  flex-wrap:wrap;
}
.hero-trust{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:26px;
}
.hero-trust span{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:13px;
  color:rgba(241,246,239,.72);
  padding:6px 12px;
  border:1px solid rgba(255,255,255,.12);
  border-radius:100px;
}
.hero-trust span:before{
  content:"";
  width:6px;height:6px;
  border-radius:50%;
  background:var(--primary);
}

.hero-panel{
  position:relative;
}
.status-card{
  background:rgba(18,25,20,.92);
  border:1px solid rgba(255,255,255,.1);
  border-radius:var(--radius-md);
  padding:26px 24px 24px;
  box-shadow:0 22px 60px rgba(0,0,0,.35);
  position:relative;
}
.status-card:before{
  content:"";
  position:absolute;
  left:0;top:28px;bottom:88px;
  width:4px;
  background:var(--primary);
}
.status-top{
  display:flex;
  justify-content:space-between;
  align-items:center;
  margin-bottom:14px;
}
.status-name{
  font-size:13px;
  letter-spacing:.14em;
  color:rgba(241,246,239,.6);
  text-transform:uppercase;
  font-weight:700;
}
.status-ok{
  font-size:12px;
  color:var(--primary);
  display:inline-flex;
  align-items:center;
  gap:6px;
}
.status-ok:before{
  content:"";
  width:8px;height:8px;
  background:var(--primary);
  border-radius:50%;
}
.status-card h2{
  font-size:19px;
  color:#fff;
  line-height:1.5;
  font-weight:700;
  margin-bottom:8px;
}
.status-card p{
  color:rgba(241,246,239,.72);
  font-size:14px;
  line-height:1.8;
}
.status-list{
  margin-top:18px;
  border-top:1px dashed rgba(255,255,255,.16);
  padding-top:16px;
  display:grid;
  gap:10px;
}
.status-list li{
  font-size:14px;
  color:rgba(241,246,239,.86);
  position:relative;
  padding-left:20px;
}
.status-list li:before{
  content:"";
  width:6px;height:6px;
  transform:rotate(45deg);
  background:var(--primary);
  position:absolute;
  left:2px;
  top:9px;
}
.status-bottom{
  margin-top:20px;
  display:flex;
  gap:10px;
  align-items:center;
  font-size:12px;
  color:rgba(241,246,239,.5);
}

/* plans table */
.plans-section{
  background:var(--bg);
}
.plans-intro{
  display:flex;
  flex-wrap:wrap;
  gap:24px;
  justify-content:space-between;
  align-items:end;
  margin-bottom:34px;
}
.plans-intro .section-head{margin-bottom:0}
.plans-note{
  font-size:14px;
  color:var(--muted);
  max-width:360px;
}
.table-wrap{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  overflow:hidden;
  box-shadow:var(--shadow);
}
.table-scroll{overflow-x:auto}
.plans-table th,
.plans-table td{
  padding:14px 18px;
  text-align:left;
  vertical-align:middle;
  border-bottom:1px solid var(--line);
  background:#fff;
}
.plans-table thead th{
  background:#fff;
  border-top:3px solid var(--line);
  font-size:14px;
  font-weight:700;
  color:var(--text);
  white-space:nowrap;
}
.plans-table thead th:first-child{
  border-left:0;
}
.plans-table thead th:nth-child(5),
.plans-table td:nth-child(5){
  background:#FFF9EC;
  box-shadow:inset 0 4px 0 var(--amber);
}
.plans-table thead th:nth-child(5){
  color:#7A4A00;
}
.plans-table tbody td{
  font-size:14px;
  color:var(--muted);
}
.plans-table tbody td:first-child{
  color:var(--text);
  font-weight:700;
}
.plans-table tbody tr:last-child td{border-bottom:0}
.plans-table tbody tr:nth-child(even) td{background:#FBFDF9}
.plans-table tbody tr:nth-child(even) td:nth-child(5){background:#FFF8E8}
.table-feature{
  padding:16px 20px;
  display:flex;
  gap:18px;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  color:var(--muted);
  font-size:14px;
  border-top:1px solid var(--line);
}
.recommend-tag{
  background:var(--amber);
  color:#3A2500;
  border-radius:3px;
  display:inline-block;
  padding:1px 9px;
  font-size:12px;
  font-weight:800;
  margin-left:6px;
  vertical-align:2px;
  letter-spacing:.06em;
}

/* levels */
.level-area{
  background:var(--dark);
  color:var(--light);
}
.level-grid{
  display:grid;
  grid-template-columns:1fr 1.1fr 1fr;
  gap:20px;
  align-items:start;
}
.level-card{
  background:var(--dark-soft);
  border:1px solid rgba(255,255,255,.08);
  border-radius:var(--radius-sm);
  padding:32px 28px;
  transition:all .25s;
  position:relative;
  overflow:hidden;
}
.level-card:hover{transform:translateY(-6px);box-shadow:0 14px 30px rgba(0,0,0,.35)}
.level-card.center{
  background:linear-gradient(180deg,#17241a 0%,var(--dark-soft) 100%);
  border-color:rgba(180,232,42,.45);
  margin:-22px 0 18px;
  padding:44px 32px 38px;
  box-shadow:0 18px 42px rgba(0,0,0,.4);
}
.level-card.center:before{
  content:"推荐方案";
  display:inline-block;
  background:var(--amber);
  color:#3A2500;
  font-size:12px;
  font-weight:800;
  border-radius:3px;
  padding:3px 12px;
  margin-bottom:18px;
  letter-spacing:.1em;
}
.level-card:not(.center):before{
  content:"";
  width:42px;height:6px;
  background:var(--primary);
  display:block;
  margin-bottom:24px;
}
.level-name{
  font-size:24px;
  font-weight:800;
  color:#fff;
  line-height:1.25;
}
.level-card.center .level-name{font-size:28px}
.level-meta{
  color:rgba(241,246,239,.58);
  font-size:13px;
  margin-top:5px;
}
.level-points{
  margin:28px 0;
  border-top:1px solid rgba(255,255,255,.1);
  padding-top:24px;
  display:grid;
  gap:14px;
}
.level-points li{
  position:relative;
  padding-left:20px;
  font-size:14px;
  color:rgba(241,246,239,.82);
}
.level-points li b{
  color:var(--primary);
  font-family:var(--font-en);
  font-weight:700;
  margin-right:6px;
}
.level-points li:before{
  content:"";
  width:6px;height:6px;
  background:var(--primary);
  transform:rotate(45deg);
  position:absolute;
  left:0;top:9px;
}
.level-card.center .level-points li b{color:var(--amber)}
.level-bottom{
  margin-top:auto;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:8px;
}
.level-money{
  font-size:21px;
  font-weight:800;
  color:#fff;
  font-family:var(--font-en);
}
.level-money small{
  font-size:13px;
  color:rgba(241,246,239,.6);
  font-weight:500;
  font-family:var(--font-cn);
}
.level-path{
  margin-top:46px;
  padding-top:36px;
  border-top:1px solid rgba(255,255,255,.1);
  display:flex;
  align-items:center;
  gap:18px;
  flex-wrap:wrap;
}
.path-step{
  display:flex;
  align-items:center;
  gap:12px;
  color:rgba(241,246,239,.85);
  font-size:14px;
  font-weight:600;
}
.path-step i{
  width:34px;height:34px;
  border-radius:50%;
  background:var(--dark-up);
  color:var(--primary);
  display:flex;
  align-items:center;
  justify-content:center;
  font-style:normal;
  font-family:var(--font-en);
  border:1px solid rgba(180,232,42,.3);
}
.path-line{
  flex:1;
  min-width:40px;
  height:1px;
  background:linear-gradient(90deg,rgba(180,232,42,.7),rgba(255,255,255,.12));
  position:relative;
}

/* feature preview */
.preview-grid{
  display:grid;
  grid-template-columns:minmax(0,5fr) minmax(0,4fr);
  gap:28px;
  align-items:stretch;
}
.preview-block{
  display:grid;
  gap:28px;
}
.media-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  padding:14px;
  transition:all .25s;
  position:relative;
}
.media-card:hover{
  box-shadow:var(--shadow-lift);
  transform:translateY(-4px);
}
.media-cover{
  position:relative;
  overflow:hidden;
  border-radius:var(--radius-sm);
  aspect-ratio:16/9;
}
.media-cover img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .4s ease;
}
.media-card:hover .media-cover img{transform:scale(1.045)}
.media-tag{
  position:absolute;left:14px;top:14px;
  background:rgba(11,15,12,.88);
  color:var(--primary);
  font-size:12px;
  padding:3px 10px;
  border-radius:3px;
  font-weight:700;
  letter-spacing:.04em;
}
.media-tag.amber-tag{
  background:var(--amber);
  color:#3A2500;
}
.media-body{padding:16px 4px 6px}
.media-body h3{
  font-size:22px;
  line-height:1.45;
  margin-bottom:10px;
  color:var(--text);
  font-weight:800;
}
.media-card:hover h3{color:#0B0F0C}
.media-body p{
  font-size:14px;
  color:var(--muted);
}
.media-more{
  display:inline-flex;
  align-items:center;
  gap:8px;
  margin-top:16px;
  font-size:14px;
  font-weight:700;
  color:var(--primary);
}
.media-more:after{
  content:"→";
  transition:transform .2s;
}
.media-card:hover .media-more:after{transform:translateX(4px)}
.preview-list-card{
  grid-template-rows:auto auto;
}
.media-card.small .media-body h3{font-size:17px;line-height:1.5;margin-bottom:6px}
.media-card.small .media-body p{font-size:13px}
.media-card.small .media-cover{aspect-ratio:16/7.6}

/* faq */
.faq-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 320px;
  gap:52px;
  align-items:start;
}
.faq-col{
  border-top:2px solid var(--line);
}
.faq-item{
  border-bottom:1px solid var(--line);
  padding:22px 0;
}
.faq-q{
  display:flex;
  gap:16px;
  align-items:flex-start;
  font-size:17px;
  font-weight:800;
  line-height:1.55;
  color:var(--text);
  border:none;
  text-align:left;
  width:100%;
  background:transparent;
  padding:0;
}
.faq-q .q-mark{
  background:var(--primary);
  color:#0B0F05;
  font-size:13px;
  font-weight:800;
  width:28px;height:28px;
  flex:0 0 28px;
  border-radius:4px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  font-family:var(--font-en);
}
.faq-a{
  padding:16px 0 0 44px;
  color:var(--muted);
  line-height:1.9;
  font-size:15px;
  display:none;
}
.faq-item.open .faq-a{display:block}
.faq-toggle{
  margin-left:auto;
  width:28px;height:28px;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  border:1px solid var(--line);
  color:var(--text);
  flex:0 0 28px;
  font-size:20px;
  transition:all .2s;
}
.faq-item.open .faq-toggle{transform:rotate(45deg);background:var(--primary);color:#0B0F05}
.faq-aside{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  padding:30px 26px;
  box-shadow:var(--shadow);
}
.faq-aside h3{
  font-size:19px;
  margin-bottom:14px;
}
.faq-aside p{
  color:var(--muted);
  font-size:14px;
}
.faq-aside a{
  color:var(--text);
  font-weight:700;
  display:inline-block;
  margin-top:18px;
  padding-bottom:2px;
  border-bottom:2px solid var(--primary);
}

/* cta */
.cta-banner{
  background:
    linear-gradient(110deg,rgba(7,11,8,.98) 0%,rgba(11,15,12,.85) 70%),
    url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
}
.cta-grid{
  display:grid;
  grid-template-columns:minmax(0,1.3fr) auto;
  gap:40px;
  align-items:center;
}
.cta-grid h2{
  font-size:clamp(28px,4vw,42px);
  line-height:1.3;
  font-weight:800;
  color:#fff;
  margin-bottom:16px;
}
.cta-grid h2 span{color:var(--primary)}
.cta-grid p{
  color:rgba(241,246,239,.75);
  max-width:650px;
}
.cta-actions{
  display:flex;
  gap:14px;
  flex-wrap:wrap;
}
.cta-secure{
  margin-top:18px;
  font-size:13px;
  color:rgba(241,246,239,.52);
  display:flex;
  align-items:center;
  gap:8px;
}
.cta-secure:before{
  content:"";
  width:8px;height:8px;
  border-radius:50%;
  background:var(--primary);
}

/* news */
.news-area{background:#fff}
.latest-head{
  display:flex;
  justify-content:space-between;
  align-items:end;
  gap:20px;
}
.news-more-toggle{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:14px;
  font-weight:700;
  color:var(--text);
  border-bottom:2px solid var(--primary);
  padding:4px 0 6px;
  transition:all .2s;
}
.news-more-toggle:hover{color:var(--primary);gap:12px}
.news-grid{
  margin-top:40px;
  display:grid;
  grid-template-columns:minmax(0,5fr) minmax(0,4fr);
  gap:30px;
}
.news-feature{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  overflow:hidden;
  display:flex;
  flex-direction:column;
  transition:all .25s;
}
.news-feature:hover{box-shadow:var(--shadow-lift);transform:translateY(-4px)}
.news-feature .news-body{
  padding:26px 26px 28px;
  flex:1;
  display:flex;
  flex-direction:column;
}
.news-list-col{
  display:grid;
  gap:12px;
  align-content:start;
}
.news-row{
  display:grid;
  grid-template-columns:minmax(0,1fr) auto;
  gap:16px;
  padding:18px 22px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-sm);
  transition:all .2s;
}
.news-row:hover{
  border-color:rgba(180,232,42,.6);
  box-shadow:0 8px 18px rgba(15,25,18,.07);
  transform:translateY(-2px);
}
.news-cat{
  display:inline-block;
  color:var(--primary);
  font-size:12px;
  font-weight:800;
  letter-spacing:.08em;
  text-transform:uppercase;
  margin-bottom:10px;
}
.news-cat:before{
  content:"# ";
}
.news-feature .news-title{
  font-size:24px;
  line-height:1.5;
  font-weight:800;
  color:var(--text);
  margin-bottom:14px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.news-feature .news-desc{
  color:var(--muted);
  font-size:14px;
  display:-webkit-box;
  -webkit-line-clamp:3;
  -webkit-box-orient:vertical;
  overflow:hidden;
  margin-bottom:20px;
}
.news-meta{
  margin-top:auto;
  display:flex;
  gap:6px 16px;
  color:var(--muted);
  font-size:13px;
  align-items:center;
}
.news-meta time{font-family:var(--font-en);letter-spacing:.3px}
.news-row .news-right{
  display:flex;
  flex-direction:column;
  gap:6px;
  align-items:flex-end;
  justify-content:space-between;
}
.news-row h3{
  font-size:16px;
  font-weight:700;
  line-height:1.55;
  color:var(--text);
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  margin-bottom:6px;
}
.news-row .news-desc{
  color:var(--muted);
  font-size:13px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.news-arrow{
  color:var(--primary);
  font-size:16px;
  transition:transform .2s;
}
.news-row:hover .news-arrow{transform:translateX(5px)}
.news-empty{
  margin-top:40px;
  border:1px dashed var(--line);
  border-radius:var(--radius-md);
  padding:54px 20px;
  text-align:center;
  color:var(--muted);
  display:flex;
  align-items:center;
  justify-content:center;
  gap:12px;
}
.news-empty i{
  width:30px;height:30px;
  border:2px solid var(--line);
  border-radius:50%;
  position:relative;
  display:inline-flex;
  align-items:center;
  justify-content:center;
}
.news-empty i:before{
  content:"!";
  font-style:normal;
  color:var(--primary);
  font-weight:800;
}

/* footer */
.site-footer{
  background:var(--dark);
  color:rgba(241,246,239,.7);
  padding:64px 0 0;
}
.footer-top{
  display:grid;
  grid-template-columns:minmax(0,1.35fr) minmax(0,.75fr) minmax(0,1fr) ;
  gap:44px;
  padding-bottom:40px;
}
.footer-brand .brand{
  margin-bottom:18px;
}
.footer-desc{
  font-size:14px;
  line-height:1.9;
  max-width:380px;
  color:rgba(241,246,239,.64);
}
.footer-column h3{
  color:#fff;
  font-size:15px;
  font-weight:800;
  margin-bottom:18px;
}
.footer-column li{
  margin-bottom:12px;
}
.footer-column a{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:14px;
  color:rgba(241,246,239,.72);
  transition:all .2s;
}
.footer-column a:hover{color:var(--primary);padding-left:3px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.08);
  padding:20px 0;
  display:flex;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:13px;
  color:rgba(241,246,239,.5);
}
.footer-safe{
  font-size:12px;
  color:rgba(180,232,42,.62);
  display:inline-flex;
  gap:8px;
  align-items:center;
  margin-top:14px;
}
.footer-safe:before{
  content:"";
  width:7px;height:7px;
  border-radius:50%;
  background:var(--primary);
}

@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero{padding:64px 0}
  .level-card{padding:24px}
  .preview-grid{grid-template-columns:1fr}
  .news-grid{grid-template-columns:1fr}
}
@media (max-width:900px){
  .site-nav{
    position:fixed;
    top:0;
    right:0;
    bottom:0;
    width:min(330px,84vw);
    background:#0B0F0C;
    transform:translateX(100%);
    transition:transform .28s ease;
    display:block;
    margin-left:0;
    padding:96px 28px 30px;
    z-index:190;
    border-left:1px solid rgba(255,255,255,.08);
    overflow-y:auto;
  }
  .site-nav.open{transform:translateX(0)}
  .main-menu{flex-direction:column;gap:6px}
  .main-menu a{
    font-size:17px;
    padding:14px 6px;
    border-bottom:1px solid rgba(255,255,255,.08);
  }
  .main-menu a::after{display:none}
  .active-menu-state{
    display:block;
  }
  .nav-toggle{display:inline-flex;margin-left:auto}
  .nav-backdrop{
    position:fixed;
    inset:0;
    background:rgba(0,0,0,.42);
    z-index:180;
    opacity:0;
    visibility:hidden;
    transition:all .25s;
  }
  .nav-backdrop.show{opacity:1;visibility:visible}
  .footer-top{grid-template-columns:1fr 1fr}
  .level-grid{
    grid-template-columns:1fr;
    gap:20px;
  }
  .level-card.center{margin:-6px 0 0}
  .level-path{flex-direction:column;align-items:flex-start}
  .path-line{width:1px;height:20px}
  .faq-layout{grid-template-columns:1fr;gap:34px}
  .cta-grid{grid-template-columns:1fr}
}
@media (max-width:720px){
  .section{padding:58px 0}
  .topbar .container{justify-content:space-between}
  .topbar-right-text{display:none}
  .plans-table,
  .plans-table thead,
  .plans-table tbody,
  .plans-table tr,
  .plans-table th,
  .plans-table td{
    display:block;
    width:100%;
  }
  .plans-table thead{display:none}
  .plans-table tbody tr{
    margin-bottom:14px;
    border:1px solid var(--line);
    border-radius:8px;
    overflow:hidden;
    position:relative;
    background:#fff;
  }
  .plans-table tbody td{
    display:flex;
    justify-content:space-between;
    align-items:center;
    text-align:right;
    gap:14px;
    padding:11px 14px;
    border-bottom:1px solid #E7EBE5;
    font-size:13px;
  }
  .plans-table tbody td:last-child{border-bottom:0}
  .plans-table td:before{
    content:attr(data-label);
    font-weight:800;
    color:var(--text);
    text-align:left;
    font-size:13px;
  }
  .plans-table tbody td:nth-child(5){background:#FFF9EC}
  .plans-table tbody tr:first-child::before{
    content:"旗舰会员 · 推荐档";
    display:block;
    background:var(--amber);
    color:#3A2500;
    font-size:12px;
    font-weight:800;
    padding:3px 10px;
  }
  .table-feature{flex-direction:column;align-items:flex-start}
  .news-row{grid-template-columns:1fr}
  .news-row .news-right{align-items:flex-start;justify-content:flex-start}
  .hero-actions .btn{width:100%}
}
@media (max-width:520px){
  .brand{font-size:16px}
  .brand-mark{width:28px;height:28px}
  .header-cta .btn{padding:0 12px;font-size:13px}
  .hero{padding:50px 0}
  .hero-copy p{font-size:15px}
  .footer-top{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column}
  .section-head{margin-bottom:32px}
}

/* roulang page: article */
:root{
  --primary:#B4E82A;
  --primary-deep:#9BD51A;
  --amber:#F6A609;
  --ink:#0B0F0C;
  --panel:#121914;
  --panel-soft:#1D2921;
  --light-bg:#F3F5F0;
  --card:#FFFFFF;
  --border:#DDE3DA;
  --text:#131A15;
  --text-secondary:#5F6B63;
  --text-soft:#F1F6EF;
  --danger:#E5484D;
  --radius-sm:6px;
  --radius:10px;
  --shadow-sm:0 6px 18px rgba(15,25,18,.06);
  --shadow-md:0 14px 34px rgba(15,25,18,.09);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  min-height:100vh;
  background:var(--light-bg);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0}
button,input,select,textarea{font:inherit}
button{cursor:pointer;border:0;background:none}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
body#top{scroll-margin-top:120px}

/* ===== topbar ===== */
.topbar{
  background:var(--ink);
  color:rgba(241,246,239,.62);
  font-size:12px;
  border-bottom:1px solid rgba(255,255,255,.06);
}
.topbar-inner{
  min-height:34px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
}
.topbar-domain{
  letter-spacing:.2px;
  font-weight:600;
  color:rgba(241,246,239,.82);
}
.topbar-actions{display:flex;align-items:center;gap:12px}
.topbar-signal{color:rgba(241,246,239,.5)}
.topbar-link{
  color:var(--primary);
  border:1px solid rgba(180,232,42,.38);
  padding:3px 9px;
  border-radius:4px;
  font-weight:600;
  transition:background .2s,color .2s,border-color .2s;
}
.topbar-link:hover{
  background:rgba(180,232,42,.1);
  border-color:rgba(180,232,42,.7);
  color:#D4FF68;
}
.topbar-link:focus-visible{outline:3px solid rgba(180,232,42,.45);outline-offset:2px}

/* ===== header ===== */
.site-header{
  position:sticky;
  top:0;
  z-index:100;
  background:var(--ink);
  border-bottom:1px solid rgba(255,255,255,.08);
  transition:background .3s,box-shadow .3s;
}
.site-header.scrolled{background:rgba(18,25,20,.96);box-shadow:0 8px 24px rgba(0,0,0,.18);backdrop-filter:blur(14px)}
.site-header .container{
  display:flex;
  align-items:center;
  min-height:72px;
  gap:20px;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  color:#fff;
  font-size:18px;
  font-weight:800;
  letter-spacing:.3px;
  white-space:nowrap;
  flex-shrink:0;
}
.brand b{
  color:var(--primary);
  font-weight:900;
  font-size:20px;
}
.brand-mark{
  position:relative;
  width:34px;
  height:34px;
  flex:none;
  border-radius:7px;
  background:linear-gradient(135deg,var(--primary) 0%,var(--primary) 52%,var(--ink) 52%,var(--ink) 100%);
}
.brand-mark::after{
  content:"";
  position:absolute;
  inset:7px;
  border:2px solid rgba(11,15,12,.72);
  border-radius:3px;
}
.site-nav{margin-left:auto}
.main-menu{
  display:flex;
  align-items:center;
  gap:30px;
  list-style:none;
}
.main-menu a{
  display:inline-block;
  padding:8px 0;
  color:rgba(241,246,239,.72);
  font-size:15px;
  font-weight:600;
  border-bottom:2px solid transparent;
  transition:color .2s,border-color .2s;
}
.main-menu a:hover{color:#fff}
.main-menu a.active{color:#fff;border-color:var(--primary)}
a:focus-visible,button:focus-visible{
  outline:3px solid rgba(180,232,42,.5);
  outline-offset:3px;
  border-radius:4px;
}
.nav-toggle{display:none}
.header-cta{margin-left:2px;flex-shrink:0}

/* ===== buttons ===== */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:44px;
  padding:0 24px;
  border-radius:4px;
  font-size:15px;
  font-weight:700;
  line-height:1;
  border:1px solid transparent;
  transition:transform .2s,background .2s,box-shadow .2s,color .2s,border-color .2s;
}
.btn-sm{height:34px;padding:0 15px;font-size:13px}
.btn-primary{
  background:var(--primary);
  color:#0B0F05;
  box-shadow:0 6px 18px rgba(180,232,42,.16);
}
.btn-primary:hover{
  background:#CAF755;
  transform:translateY(-1px);
  box-shadow:0 10px 28px rgba(180,232,42,.24);
}
.btn-primary:active{transform:translateY(0)}
.btn-outline{
  background:transparent;
  color:var(--text);
  border-color:#C6CFC3;
}
.btn-outline:hover{
  border-color:var(--text-secondary);
  background:#fff;
  transform:translateY(-1px);
}
.btn-outline-light{
  background:transparent;
  color:var(--text-soft);
  border-color:rgba(241,246,239,.38);
}
.btn-outline-light:hover{
  border-color:var(--primary);
  color:var(--primary);
  transform:translateY(-1px);
}

/* ===== article banner ===== */
.article-banner{
  position:relative;
  background:linear-gradient(120deg,rgba(11,15,12,.86) 0%,rgba(13,20,16,.5) 60%,rgba(13,20,16,.78) 100%),url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  padding:62px 0 56px;
  border-bottom:4px solid var(--primary);
  color:var(--text-soft);
}
.article-breadcrumb{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:10px;
  font-size:13px;
  color:rgba(241,246,239,.56);
  margin-bottom:22px;
}
.article-breadcrumb a{color:rgba(241,246,239,.78)}
.article-breadcrumb a:hover{color:var(--primary)}
.bread-gap{color:rgba(241,246,239,.34)}
.article-breadcrumb .current{
  color:var(--primary);
  max-width:280px;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
  display:inline-block;
  vertical-align:middle;
}
.article-title{
  margin:0 0 20px;
  font-size:clamp(30px,5vw,50px);
  line-height:1.18;
  letter-spacing:.02em;
  font-weight:800;
  max-width:980px;
}
.article-meta{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:10px;
  font-size:13px;
  color:rgba(241,246,239,.7);
}
.meta-cat{
  background:rgba(180,232,42,.14);
  color:#D8FD66;
  border:1px solid rgba(180,232,42,.32);
  padding:4px 11px;
  border-radius:4px;
  font-weight:600;
  letter-spacing:.4px;
}
.meta-dot{width:3px;height:3px;background:rgba(241,246,239,.4);border-radius:50%}
.meta-time{color:rgba(241,246,239,.62)}

/* ===== article wrap ===== */
.article-wrap{
  padding:54px 0 34px;
  background:var(--light-bg);
}
.article-slot{
  max-width:880px;
  margin:0 auto;
  background:var(--card);
  border:1px solid var(--border);
  border-radius:12px;
  box-shadow:var(--shadow-sm);
  padding:clamp(24px,5vw,54px);
}
.article-content{
  max-width:100%;
  color:var(--text);
  font-size:16.5px;
  line-height:1.9;
}
.article-content > *:first-child{margin-top:0}
.article-content p{margin:0 0 20px}
.article-content h2{
  font-size:27px;
  line-height:1.35;
  margin:38px 0 18px;
  border-bottom:2px solid #E9EEE6;
  padding-bottom:10px;
  color:#0F1513;
}
.article-content h3{
  font-size:20px;
  margin:28px 0 12px;
  color:#1C2A20;
}
.article-content img{
  border-radius:10px;
  margin:28px auto;
  box-shadow:var(--shadow-sm);
}
.article-content ul,.article-content ol{
  margin:18px 0 22px;
  padding-left:20px;
}
.article-content li{margin:8px 0}
.article-content ul li::marker{color:var(--primary)}
.article-content ol li::marker{color:var(--text-secondary);font-weight:700}
.article-content blockquote{
  margin:28px 0;
  padding:18px 24px;
  border-left:4px solid var(--primary);
  background:#F7FAEF;
  color:#3D4A42;
  border-radius:0 8px 8px 0;
}
.article-content blockquote p:last-child{margin-bottom:0}
.article-content table{
  width:100%;
  border-collapse:collapse;
  margin:26px 0;
  font-size:15px;
}
.article-content th,.article-content td{
  border:1px solid #DCE4D9;
  padding:11px 14px;
  text-align:left;
}
.article-content th{background:#F2F6EE;font-weight:700}
.article-content a{color:#2F8A12;text-decoration:underline;text-underline-offset:3px}
.article-content a:hover{color:#206A0E}
.article-content nav,.article-content .wp-block-group{margin-bottom:20px}

/* ===== tags ===== */
.article-tags{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
  padding-top:26px;
  margin-top:38px;
  border-top:1px solid var(--border);
}
.article-tags .tag-label{font-size:14px;color:var(--text-secondary)}
.chip{
  background:#EDF1E8;
  color:#34413B;
  font-size:13px;
  padding:6px 13px;
  border-radius:4px;
  font-weight:500;
  transition:background .2s,color .2s;
}
.chip:hover{background:#E2EDD2;color:#0B0F0C}

/* ===== pager / related ===== */
.article-bottom-nav{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:16px;
  margin-top:34px;
  padding-top:34px;
  border-top:1px solid var(--border);
}
.bottom-card{
  border:1px solid var(--border);
  background:#F8FAF6;
  border-radius:8px;
  padding:18px 20px;
  display:flex;
  flex-direction:column;
  gap:6px;
  transition:transform .25s,box-shadow .25s,border-color .25s;
}
.bottom-card:hover{
  transform:translateY(-2px);
  border-color:#C5D7B4;
  box-shadow:var(--shadow-sm);
}
.bottom-card small{
  font-size:12px;
  color:var(--text-secondary);
  letter-spacing:.4px;
}
.bottom-card strong{
  font-size:16px;
  color:var(--text);
}

/* ===== not found ===== */
.not-found{
  text-align:center;
  padding:48px 8px 18px;
}
.nf-num{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:78px;
  height:78px;
  border:1px dashed #BCC8BA;
  color:#8CA188;
  font-weight:800;
  font-size:34px;
  border-radius:50%;
  margin-bottom:24px;
}
.not-found h2{
  font-size:28px;
  margin:0 0 14px;
  color:#0B0F0C;
}
.not-found p{
  color:var(--text-secondary);
  max-width:520px;
  margin:0 auto 28px;
}
.nf-actions{
  display:flex;
  gap:12px;
  justify-content:center;
  flex-wrap:wrap;
}

/* ===== continue section ===== */
.continue-block{
  background:#FFFFFF;
  border-top:1px solid var(--border);
  border-bottom:1px solid var(--border);
  padding:44px 0 60px;
}
.section-heading{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap:16px;
  margin-bottom:16px;
}
.eyebrow{
  font-size:12px;
  font-weight:800;
  letter-spacing:2px;
  color:var(--primary-deep);
  text-transform:uppercase;
  background:#EDF5D8;
  display:inline-block;
  padding:3px 10px;
  border-radius:4px;
  margin-bottom:10px;
}
.continue-heading{
  max-width:960px;
}
.continue-heading h2{
  margin:0;
  font-size:31px;
  line-height:1.3;
  color:#0B0F0C;
}
.continue-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:18px;
  margin-top:24px;
}
.continue-card{
  border:1px solid var(--border);
  border-radius:10px;
  background:#fff;
  box-shadow:var(--shadow-sm);
  display:flex;
  flex-direction:column;
  min-height:190px;
  overflow:hidden;
  transition:transform .25s,box-shadow .25s;
}
.continue-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-md);
}
.continue-card-media{
  height:150px;
  overflow:hidden;
  position:relative;
}
.continue-card-media img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .5s;
}
.continue-card:hover .continue-card-media img{transform:scale(1.04)}
.continue-card-body{
  padding:20px 22px 22px;
  display:flex;
  flex-direction:column;
  gap:8px;
  flex:1;
}
.continue-card-body .card-tag{
  color:var(--primary-deep);
  font-size:12px;
  font-weight:700;
  letter-spacing:1px;
}
.continue-card-body h3{
  margin:0;
  font-size:18px;
  line-height:1.5;
  color:#0B0F0C;
}
.continue-card-body p{
  margin:0;
  color:var(--text-secondary);
  font-size:14px;
  line-height:1.75;
}
.continue-card-body .card-arrow{
  margin-top:auto;
  color:var(--text-secondary);
  font-weight:700;
  font-size:14px;
}

/* ===== entry CTA ===== */
.entry-cta{
  background:linear-gradient(100deg,#0B0F0C 0%,#121A15 60%,#18241B 100%);
  padding:54px 0;
  border-top:4px solid var(--primary);
}
.entry-cta-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:28px;
}
.entry-cta-text h2{
  margin:0 0 10px;
  color:#fff;
  font-size:28px;
  line-height:1.4;
}
.entry-cta-text p{
  margin:0;
  color:rgba(241,246,239,.6);
  font-size:15px;
  max-width:680px;
}
.entry-cta-actions{
  display:flex;
  gap:14px;
  flex-wrap:wrap;
  flex:none;
}

/* ===== footer ===== */
.site-footer{
  background:#0B0F0C;
  color:rgba(241,246,239,.76);
  padding-top:64px;
}
.footer-top{
  display:grid;
  grid-template-columns:1.35fr .9fr .9fr;
  gap:44px;
  padding-bottom:40px;
}
.site-footer .brand{justify-content:flex-start;margin-bottom:18px}
.footer-desc{
  color:rgba(241,246,239,.62);
  font-size:14px;
  max-width:430px;
  margin:0 0 16px;
  line-height:1.85;
}
.footer-safe{
  display:inline-flex;
  align-items:center;
  gap:8px;
  color:var(--primary);
  font-size:13px;
  background:rgba(180,232,42,.09);
  border:1px solid rgba(180,232,42,.18);
  border-radius:6px;
  padding:8px 12px;
}
.footer-safe::before{
  content:"";
  width:6px;
  height:6px;
  background:var(--primary);
  border-radius:50%;
  flex:none;
}
.footer-column h3{
  color:#fff;
  font-size:15px;
  margin:0 0 18px;
  letter-spacing:.3px;
}
.footer-column ul{
  list-style:none;
  display:flex;
  flex-direction:column;
  gap:12px;
}
.footer-column li a{
  font-size:14px;
  color:rgba(241,246,239,.62);
  transition:color .2s,padding-left .2s;
}
.footer-column li a:hover{
  color:var(--primary);
  padding-left:3px;
}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.08);
  padding:22px 0;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  flex-wrap:wrap;
  font-size:13px;
  color:rgba(241,246,239,.44);
}

/* ===== responsive ===== */
@media(max-width:1024px){
  .continue-card-media{height:128px}
  .entry-cta-inner{flex-direction:column;align-items:flex-start}
}
@media(max-width:920px){
  .topbar-signal{display:none}
  .nav-toggle{
    display:inline-flex;
    margin-left:auto;
    width:42px;
    height:42px;
    align-items:center;
    justify-content:center;
    border:1px solid rgba(255,255,255,.16);
    border-radius:6px;
    position:relative;
    transition:border-color .2s;
  }
  .nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{
    content:"";
    width:19px;
    height:2px;
    background:#fff;
    border-radius:2px;
    transition:all .25s ease;
    position:relative;
    display:block;
  }
  .nav-toggle span::before{position:absolute;top:-6px;left:0}
  .nav-toggle span::after{position:absolute;top:6px;left:0}
  .nav-toggle.open span{background:transparent}
  .nav-toggle.open span::before{top:0;transform:rotate(45deg)}
  .nav-toggle.open span::after{top:0;transform:rotate(-45deg)}
  .header-cta{margin-left:8px}
  .site-nav{
    position:absolute;
    top:100%;
    left:0;
    right:0;
    z-index:99;
    background:#0E130F;
    border-top:1px solid rgba(255,255,255,.08);
    max-height:0;
    overflow:hidden;
    margin-left:0;
    transition:max-height .32s ease;
  }
  .site-nav.open{
    max-height:460px;
    box-shadow:0 20px 30px rgba(0,0,0,.18);
  }
  .main-menu{
    flex-direction:column;
    align-items:stretch;
    gap:0;
    padding:10px 24px 20px;
  }
  .main-menu li{border-bottom:1px solid rgba(255,255,255,.05)}
  .main-menu a{
    display:block;
    padding:13px 2px;
    border-bottom:2px solid transparent;
    color:rgba(241,246,239,.64);
  }
  .main-menu a.active{color:#fff;border-bottom-color:var(--primary)}
  .section-heading{flex-direction:column;align-items:flex-start}
}
@media(max-width:768px){
  .article-banner{padding:42px 0 38px}
  .article-title{font-size:32px}
  .article-wrap{padding:30px 0}
  .article-slot{padding:26px 18px}
  .article-bottom-nav{grid-template-columns:1fr}
  .article-content{font-size:16px}
  .footer-top{grid-template-columns:1fr;gap:32px}
  .continue-grid{grid-template-columns:1fr}
  .entry-cta{ padding:44px 0}
}
@media(max-width:520px){
  .container{padding:0 16px}
  .site-header .container{gap:10px}
  .brand{font-size:15px}
  .brand b{font-size:17px}
  .brand-mark{width:30px;height:30px}
  .btn{padding:0 16px}
  .header-cta .btn{padding:0 12px;height:32px;font-size:13px}
  .topbar-domain{font-size:11px}
  .topbar-link{margin-top:2px}
  .article-title{font-size:27px;line-height:1.3}
  .article-breadcrumb{font-size:12px;gap:8px}
  .article-breadcrumb .current{max-width:160px}
  .article-content h2{font-size:23px}
  .article-content h3{font-size:19px}
  .article-slot{padding:22px 16px;border-radius:10px}
  .nf-icon{width:62px;height:62px}
  .continue-card{min-height:0}
  .continue-card-media{height:168px}
  .entry-cta-actions{flex-direction:column;width:100%}
  .entry-cta-actions .btn{width:100%}
}

/* roulang page: category1 */
:root {
  --green: #B4E82A;
  --green-ink: #0B0F05;
  --green-hover: #CFFA44;
  --amber: #F6A609;
  --red: #E5484D;
  --dark-1: #0B0F0C;
  --dark-2: #121914;
  --dark-3: #1D2921;
  --light: #F3F5F0;
  --card: #FFFFFF;
  --line: #DDE3DA;
  --text: #131A15;
  --text-2: #5F6B63;
  --text-light: #F1F6EF;
  --muted: rgba(241, 246, 239, 0.62);
  --radius: 6px;
  --radius-lg: 10px;
  --shadow: 0 8px 24px rgba(15, 25, 18, 0.07);
  --font: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, sans-serif;
}
*, *::before, *::after {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background: var(--light);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3, p, ul, ol, figure {
  margin: 0;
  padding: 0;
}
img {
  max-width: 100%;
  display: block;
}
a {
  color: inherit;
  text-decoration: none;
  transition: color .2s ease;
}
ul, ol {
  list-style: none;
}
button {
  font-family: inherit;
  border: 0;
}
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Topbar */
.topbar {
  background: var(--dark-1);
  border-bottom: 1px solid rgba(255,255,255,.06);
  color: rgba(241,246,239,.72);
  font-size: 12px;
}
.topbar-inner {
  min-height: 34px;
  display: flex;
  align-items: center;
  gap: 14px;
}
.topbar-domain {
  color: var(--text-light);
  font-weight: 600;
  letter-spacing: .02em;
}
.topbar-text {
  flex: 1;
  text-align: center;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.topbar-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
}
.topbar-actions a {
  color: rgba(241,246,239,.85);
  padding: 3px 8px;
  border-radius: 4px;
}
.topbar-actions a:hover {
  color: var(--green);
}
.topbar-badge {
  border: 1px solid rgba(180,232,42,.55);
  color: var(--green) !important;
  font-weight: 600;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 900;
  background: var(--dark-1);
  box-shadow: 0 1px 0 rgba(180,232,42,.08), 0 18px 35px rgba(6,10,8,.22);
}
.site-header .container {
  display: flex;
  align-items: center;
  min-height: 72px;
  gap: 20px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-size: 18px;
  color: var(--text-light);
  white-space: nowrap;
}
.brand-mark {
  width: 27px;
  height: 27px;
  background: var(--green);
  border-radius: 3px;
  position: relative;
  display: inline-block;
  flex: 0 0 auto;
}
.brand-mark::after {
  content: "";
  position: absolute;
  width: 13px;
  height: 7px;
  border-radius: 1px;
  background: var(--dark-1);
  left: 6px;
  top: 7px;
  box-shadow: 0 0 0 4px rgba(11,15,5,.25);
  clip-path: polygon(0 0, 100% 0, 78% 100%, 22% 100%);
}
.brand b {
  color: var(--green);
  font-weight: 800;
}
.brand span:last-child {
  font-weight: 600;
  letter-spacing: .02em;
}
.site-nav {
  margin-left: 12px;
  flex: 1;
}
.main-menu {
  display: flex;
  gap: 6px;
}
.main-menu a {
  display: inline-block;
  padding: 10px 12px;
  color: rgba(241,246,239,.72);
  font-size: 15px;
  border-radius: 4px;
  position: relative;
}
.main-menu a::after {
  content: "";
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: 3px;
  height: 2px;
  border-radius: 2px;
  background: var(--green);
  transform: scaleX(0);
  transition: transform .25s ease;
}
.main-menu a:hover {
  color: var(--text-light);
}
.main-menu a:hover::after {
  transform: scaleX(1);
}
.main-menu a.active {
  color: var(--green);
}
.main-menu a.active::after {
  transform: scaleX(1);
}
.header-cta {
  display: flex;
  align-items: center;
  gap: 10px;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 4px;
  font-weight: 700;
  font-size: 15px;
  padding: 11px 18px;
  line-height: 1.4;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .2s ease, background .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.btn:focus-visible {
  outline: 3px solid rgba(180,232,42,.45);
  outline-offset: 2px;
}
.btn-primary {
  background: var(--green);
  color: var(--green-ink);
}
.btn-primary:hover {
  background: var(--green-hover);
  transform: translateY(-1px);
  box-shadow: 0 8px 16px rgba(180,232,42,.22);
}
.btn-primary:active {
  transform: translateY(0);
}
.btn-line {
  border-color: rgba(241,246,239,.3);
  color: var(--text-light);
}
.btn-line:hover {
  border-color: var(--green);
  color: var(--green);
  transform: translateY(-1px);
}
.btn-sm {
  font-size: 13px;
  padding: 8px 14px;
  letter-spacing: .02em;
}
.nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  border-radius: 4px;
  background: transparent;
  align-items: center;
  justify-content: center;
  position: relative;
  cursor: pointer;
}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  content: "";
  display: block;
  width: 21px;
  height: 2px;
  background: var(--text-light);
  border-radius: 2px;
  transition: transform .2s ease, opacity .2s ease;
}
.nav-toggle span::before {
  transform: translateY(-7px);
}
.nav-toggle span::after {
  transform: translateY(5px);
}
.nav-toggle[aria-expanded="true"] span {
  background: transparent;
}
.nav-toggle[aria-expanded="true"] span::before {
  transform: rotate(45deg);
}
.nav-toggle[aria-expanded="true"] span::after {
  transform: rotate(-45deg);
}

/* Hero guide */
.guide-hero {
  position: relative;
  color: var(--text-light);
  padding: 52px 0 60px;
  background:
    linear-gradient(100deg, rgba(8,12,9,.97) 0%, rgba(12,20,15,.9) 65%, rgba(20,28,22,.72) 100%),
    url("/assets/images/backpic/back-2.webp") center / cover no-repeat;
  border-bottom: 1px solid rgba(180,232,42,.2);
}
.guide-hero::after {
  content: "";
  position: absolute;
  width: 1px;
  height: 40%;
  right: 8%;
  top: 18%;
  background: repeating-linear-gradient(to bottom, var(--green) 0 3px, transparent 3px 8px);
  opacity: .35;
}
.guide-hero-inner {
  position: relative;
  z-index: 2;
  max-width: 980px;
}
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 20px;
}
.breadcrumb a {
  color: rgba(241,246,239,.6);
}
.breadcrumb a:hover {
  color: var(--green);
}
.breadcrumb .current {
  color: var(--green);
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid rgba(180,232,42,.35);
  color: var(--green);
  padding: 5px 10px;
  font-size: 12px;
  border-radius: 50px;
  margin-bottom: 18px;
  letter-spacing: .04em;
}
.hero-badge .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 4px rgba(180,232,42,.15);
}
.guide-hero h1 {
  font-size: clamp(30px, 5vw, 48px);
  line-height: 1.24;
  letter-spacing: .01em;
  color: #fff;
  margin-bottom: 16px;
  max-width: 960px;
}
.guide-summary {
  font-size: 16px;
  color: var(--muted);
  max-width: 700px;
  margin-bottom: 24px;
}
.hero-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.hero-pills span {
  border: 1px solid rgba(255,255,255,.15);
  padding: 6px 12px;
  border-radius: 50px;
  font-size: 13px;
  color: rgba(241,246,239,.85);
}

/* Page section common */
.section-light {
  background: var(--light);
  padding: 88px 0 96px;
}
.section-head {
  margin-bottom: 42px;
}
.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #6c935c;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.section-kicker::before {
  content: "";
  width: 16px;
  height: 3px;
  background: var(--green);
  display: inline-block;
}
.section-head h2, .dark-head h2, .plain-head h2 {
  font-size: clamp(25px, 3.2vw, 34px);
  line-height: 1.32;
  letter-spacing: .01em;
}
.section-sub {
  color: var(--text-2);
  font-size: 15px;
  margin-top: 10px;
  max-width: 760px;
}
.dark-section {
  background: var(--dark-1);
  color: var(--text-light);
  padding: 92px 0;
  position: relative;
  overflow: hidden;
}
.dark-section .section-sub {
  color: var(--muted);
}

/* Pre-check area */
.check-area {
  padding: 96px 0 90px;
}
.check-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
}
.check-row article {
  padding: 28px 30px 38px 0;
  border-bottom: 1px solid var(--line);
  position: relative;
}
.check-row article + article {
  border-left: 1px solid var(--line);
  padding-left: 30px;
}
.check-no {
  display: inline-flex;
  font-size: 13px;
  font-weight: 800;
  color: #6b7d62;
  background: #e7ece2;
  border-radius: 50px;
  padding: 3px 9px;
  margin-bottom: 16px;
}
.check-row h3 {
  font-size: 19px;
  margin-bottom: 12px;
}
.check-row p {
  font-size: 14px;
  line-height: 1.85;
  color: var(--text-2);
}

/* Device view */
.device-section {
  background: #fff;
  padding: 90px 0 100px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.device-wrap {
  display: grid;
  grid-template-columns: minmax(0, 1.14fr) minmax(0, .86fr);
  gap: 70px;
  align-items: center;
}
.device-copy h2 {
  font-size: clamp(26px, 3.4vw, 36px);
  line-height: 1.34;
  margin-top: 10px;
  margin-bottom: 16px;
}
.device-copy .desc {
  color: var(--text-2);
  font-size: 15px;
  margin-bottom: 26px;
  max-width: 540px;
}
.entry-list li {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px dashed #e2e7df;
}
.entry-list .tick {
  width: 23px;
  height: 23px;
  border-radius: 50%;
  background: var(--green);
  color: var(--green-ink);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 900;
  flex: 0 0 auto;
  transform: translateY(4px);
}
.entry-list strong {
  display: block;
  font-size: 15px;
  margin-bottom: 2px;
}
.entry-list span {
  font-size: 14px;
  color: var(--text-2);
  line-height: 1.8;
}
.device-media {
  position: relative;
}
.device-media img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  aspect-ratio: 4 / 3;
  object-fit: cover;
}
.media-note {
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 16px;
  background: rgba(11,15,12,.78);
  backdrop-filter: blur(6px);
  color: var(--text-light);
  padding: 10px 14px;
  font-size: 13px;
  border-radius: 6px;
  border: 1px solid rgba(255,255,255,.1);
}

/* Steps dark */
.steps-panel {
  background: var(--dark-1);
  color: var(--text-light);
  padding: 96px 0 90px;
  position: relative;
  overflow: hidden;
}
.steps-panel::after {
  content: "";
  position: absolute;
  width: 420px;
  height: 420px;
  border: 1px solid rgba(180,232,42,.1);
  border-radius: 50%;
  right: -180px;
  bottom: -180px;
}
.dark-head {
  margin-bottom: 40px;
}
.steps-panel .dark-head .section-kicker {
  color: var(--green);
}
.step-list {
  counter-reset: step;
  max-width: 990px;
  position: relative;
  margin: 0 auto;
  grid-template-columns: 1fr;
}
.step-list::before {
  content: "";
  position: absolute;
  left: 31px;
  top: 12px;
  bottom: 12px;
  width: 1px;
  background: linear-gradient(to bottom, rgba(180,232,42,.7) 0%, rgba(180,232,42,.09) 100%);
}
.step-list li {
  counter-increment: step;
  position: relative;
  display: grid;
  grid-template-columns: 68px 1fr;
  gap: 18px;
  padding: 18px 0 34px;
}
.step-no {
  position: relative;
  z-index: 2;
}
.step-no::before {
  content: counters(step, "");
  display: flex;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: var(--dark-3);
  border: 2px solid var(--green);
  color: var(--green);
  font-size: 17px;
  font-weight: 800;
  align-items: center;
  justify-content: center;
}
.step-content {
  border-bottom: 1px solid rgba(255,255,255,.08);
  padding-bottom: 22px;
}
.step-content h3 {
  font-size: 20px;
  color: #fff;
  margin-bottom: 8px;
}
.step-content p {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.9;
}
.step-tip {
  background: var(--dark-3);
  border-left: 3px solid var(--green);
  padding: 14px 16px;
  font-size: 13px;
  border-radius: 0 6px 6px 0;
  margin-top: 16px;
  color: var(--muted);
  max-width: 800px;
}

/* Recovery area */
.recovery {
  background: var(--light);
  padding: 88px 0 94px;
}
.recovery-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, .8fr);
  gap: 80px;
}
.solve-list {
  margin-top: 24px;
}
.solve-list li {
  display: flex;
  gap: 16px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
  font-size: 15px;
  align-items: flex-start;
}
.solve-list i {
  font-style: normal;
  color: #79946b;
  font-weight: 800;
  flex: 0 0 36px;
}
.solve-list p {
  color: var(--text-2);
  font-size: 14px;
  margin-top: 4px;
}
.recovery-tip {
  background: #fff9ec;
  border: 1px solid #efdcae;
  border-radius: var(--radius-lg);
  padding: 34px 30px;
  align-self: start;
  box-shadow: 0 6px 22px rgba(130, 100, 30, .06);
}
.recovery-tip .amber {
  display: inline-flex;
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: var(--amber);
  color: #2b200d;
  font-size: 16px;
  font-weight: 800;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}
.recovery-tip h3 {
  font-size: 19px;
  margin-bottom: 10px;
}
.recovery-tip p {
  color: var(--text-2);
  font-size: 14px;
  line-height: 1.9;
  margin-bottom: 14px;
}
.link-forward {
  color: #739a27;
  font-size: 14px;
  font-weight: 700;
}
.link-forward:hover {
  color: #94c43d;
}

/* Warning banner */
.warning-banner {
  position: relative;
  background:
    linear-gradient(rgba(11,15,12,.88), rgba(15,24,18,.86)),
    url("/assets/images/backpic/back-3.webp") center / cover;
  padding: 74px 0;
}
.banner-inner {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 30px;
  align-items: center;
  color: var(--text-light);
}
.banner-icon {
  width: 64px;
  height: 64px;
  border: 2px solid var(--green);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--green);
  flex: 0 0 auto;
}
.banner-inner h2 {
  font-size: clamp(22px, 2.6vw, 30px);
  margin-bottom: 8px;
}
.banner-inner p {
  color: var(--muted);
  font-size: 14px;
  max-width: 760px;
}
.banner-inner .btn {
  flex: 0 0 auto;
}

/* FAQ */
.faq-block {
  background: #fff;
  padding: 92px 0;
}
.faq-head {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 38px;
}
.faq-head h2 {
  font-size: clamp(25px, 3.2vw, 34px);
}
.faq-head p {
  color: var(--text-2);
  font-size: 14px;
  margin-top: 8px;
}
.faq-list {
  max-width: 900px;
  margin: 0 auto;
}
.faq-item {
  border-bottom: 1px solid var(--line);
}
.faq-item + .faq-item {
  border-top: 0;
}
.faq-item summary {
  list-style: none;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: center;
  padding: 21px 2px;
  cursor: pointer;
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
  transition: color .2s ease;
}
.faq-item summary::-webkit-details-marker {
  display: none;
}
.faq-item summary:hover {
  color: #6b972e;
}
.faq-item summary::after {
  content: "+";
  font-size: 25px;
  font-weight: 400;
  color: var(--text-2);
  width: 30px;
  text-align: right;
  flex: 0 0 auto;
  transition: color .2s ease, transform .2s ease;
}
.faq-item[open] summary::after {
  content: "−";
  color: var(--green);
}
.faq-answer {
  padding: 0 0 22px;
}
.faq-answer p,
.faq-answer div {
  color: var(--text-2);
  font-size: 15px;
  line-height: 1.9;
}

/* CTA */
.cta-panel {
  border-top: 1px solid var(--line);
  background: var(--light);
  padding: 26px 0 0;
}
.cta-inner {
  background: var(--dark-1);
  color: var(--text-light);
  border-radius: var(--radius-lg);
  padding: 46px 50px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 40px;
  align-items: center;
  position: relative;
  overflow: hidden;
}
.cta-inner::after {
  content: "";
  position: absolute;
  right: -60px;
  top: -60px;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  border: 1px solid rgba(180,232,42,.2);
}
.cta-inner h2 {
  font-size: clamp(24px, 3vw, 34px);
  margin-bottom: 10px;
}
.cta-inner p {
  color: var(--muted);
  font-size: 15px;
  max-width: 620px;
}
.cta-btn-group {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.btn-ghost-light {
  border: 1px solid rgba(241,246,239,.35);
  color: var(--text-light);
}
.btn-ghost-light:hover {
  border-color: var(--green);
  color: var(--green);
}

/* Article page footnote area */
.security-line {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 25px 0 44px;
  gap: 10px;
  font-size: 13px;
  color: var(--text-2);
}
.security-line svg {
  width: 15px;
  height: 15px;
  color: #779b43;
}

/* Footer */
.site-footer {
  background: var(--dark-1);
  color: var(--text-light);
  padding: 68px 0 28px;
  border-top: 4px solid rgba(180,232,42,.5);
}
.site-footer .container {
  max-width: 1200px;
}
.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1.1fr;
  gap: 50px;
  padding-bottom: 38px;
}
.footer-brand {
  color: var(--muted);
}
.footer-brand .brand {
  margin-bottom: 16px;
}
.footer-desc {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.9;
  margin-bottom: 12px;
}
.footer-safe {
  display: block;
  font-size: 13px;
  color: rgba(180,232,42,.72);
}
.footer-column h3 {
  font-size: 16px;
  color: #fff;
  margin-bottom: 14px;
  font-weight: 700;
}
.footer-column ul li a {
  display: block;
  padding: 6px 0;
  color: var(--muted);
  font-size: 14px;
}
.footer-column ul li a:hover {
  color: var(--green);
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding-top: 22px;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  color: rgba(241,246,239,.55);
  font-size: 13px;
  flex-wrap: wrap;
}
.footer-bottom span:first-child {
  font-weight: 500;
}

/* Focus and interactive style */
a:focus-visible,
.btn:focus-visible,
button:focus-visible {
  outline: 3px solid rgba(180,232,42,.6);
  outline-offset: 2px;
}
.btn:disabled {
  cursor: not-allowed;
  opacity: .5;
}

/* Responsive */
@media (max-width: 1080px) {
  .site-nav {
    margin-left: 0;
  }
  .main-menu {
    gap: 2px;
  }
  .main-menu a {
    padding: 10px 8px;
    font-size: 14px;
  }
  .device-wrap {
    gap: 40px;
  }
  .recovery-grid {
    gap: 40px;
  }
  .cta-inner {
    grid-template-columns: 1fr;
    padding: 40px 34px;
  }
}
@media (max-width: 860px) {
  .site-header .container {
    min-height: 64px;
  }
  .site-nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: min(78vw, 360px);
    height: 100vh;
    background: var(--dark-1);
    z-index: 998;
    padding: 105px 26px 30px;
    transition: right .32s ease;
    border-left: 1px solid rgba(255,255,255,.08);
  }
  .site-nav.open {
    right: 0;
  }
  .site-nav.open::before {
    content: "";
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.45);
    z-index: -1;
  }
  .main-menu {
    flex-direction: column;
    gap: 6px;
  }
  .main-menu a {
    display: block;
    font-size: 16px;
    padding: 13px 6px;
    border-bottom: 1px solid rgba(255,255,255,.08);
  }
  .main-menu a::after {
    left: 0;
    right: auto;
    width: 3px;
    height: 20px;
    top: 50%;
    bottom: auto;
    transform: translateY(-50%) scaleY(0);
  }
  .main-menu a.active::after,
  .main-menu a:hover::after {
    transform: translateY(-50%) scaleY(1);
  }
  .nav-toggle {
    display: inline-flex;
    margin-left: auto;
  }
  .header-cta {
    display: none;
  }
  .guide-hero {
    padding: 42px 0 52px;
  }
  .check-row {
    grid-template-columns: 1fr;
  }
  .check-row article + article {
    border-left: 0;
    padding-left: 0;
    border-top: 0;
  }
  .check-row article {
    border-bottom: 1px solid var(--line);
    padding: 24px 0;
  }
  .device-wrap {
    grid-template-columns: 1fr;
  }
  .device-media {
    order: -1;
  }
  .recovery-grid {
    grid-template-columns: 1fr;
  }
  .banner-inner {
    grid-template-columns: 1fr;
    text-align: left;
  }
  .warning-banner {
    padding: 46px 0;
  }
  .cta-btn-group {
    flex-direction: column;
    align-items: flex-start;
  }
  .btn {
    width: auto;
  }
  .footer-top {
    grid-template-columns: 1fr 1fr;
    gap: 30px;
  }
  .footer-top .footer-brand {
    grid-column: 1 / -1;
  }
}
@media (max-width: 560px) {
  .topbar-text {
    display: none;
  }
  .container {
    padding: 0 16px;
  }
  .brand {
    font-size: 15px;
  }
  .brand-mark {
    width: 22px;
    height: 22px;
  }
  .site-header .container {
    gap: 4px;
  }
  .nav-toggle {
    width: 36px;
    height: 36px;
  }
  .topbar-actions a {
    font-size: 12px;
    padding: 3px 5px;
  }
  .footer-top {
    grid-template-columns: 1fr;
    gap: 26px;
  }
  .footer-top .footer-brand {
    grid-column: auto;
  }
  .footer-bottom {
    flex-direction: column;
  }
  .step-list li {
    grid-template-columns: 52px 1fr;
    gap: 14px;
  }
  .step-no::before {
    width: 50px;
    height: 50px;
    font-size: 15px;
  }
  .step-list::before {
    left: 26px;
  }
  .cta-inner {
    padding: 30px 20px;
  }
  .btn {
    width: 100%;
  }
  .guide-hero h1 {
    font-size: 29px;
  }
  .hero-pills span {
    font-size: 12px;
  }
  .section-light, .dark-section, .recovery, .steps-panel {
    padding: 58px 0 64px;
  }
}

/* roulang page: category2 */
:root{
  --primary:#B4E82A;
  --primary-dark:#0B0F05;
  --amber:#F6A609;
  --ink:#0B0F0C;
  --panel:#121914;
  --panel-raise:#1D2921;
  --bg:#F3F5F0;
  --card:#FFFFFF;
  --line:#DDE3DA;
  --text:#131A15;
  --muted:#5F6B63;
  --light-text:#F1F6EF;
  --line-dark:rgba(255,255,255,.1);
  --radius-sm:6px;
  --radius-md:10px;
  --shadow:0 8px 24px rgba(15,25,18,.07);
  --shadow-lift:0 14px 30px rgba(15,25,18,.12);
  --container:1200px;
  --space-section:96px;
  --space-section-mobile:56px;
  --font-cn:PingFang SC,Microsoft YaHei,Noto Sans SC,sans-serif;
  --font-en:Oswald,Rajdhani,"Arial Narrow",PingFang SC,Microsoft YaHei,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--font-cn);font-size:16px;line-height:1.75;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none}
ul,ol{list-style:none}
details summary{list-style:none}
details summary::-webkit-details-marker{display:none}
.container{max-width:var(--container);margin:0 auto;padding-left:24px;padding-right:24px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:4px;font-weight:700;font-family:var(--font-cn);font-size:15px;line-height:1;padding:14px 22px;transition:background .2s,color .2s,border .2s,transform .2s,box-shadow .2s;text-align:center}
.btn:focus-visible{outline:3px solid rgba(180,232,42,.4);outline-offset:2px}
.btn-primary{background:var(--primary);color:var(--primary-dark)}
.btn-primary:hover{background:#c8ef4e;color:var(--primary-dark);transform:translateY(-2px);box-shadow:0 10px 22px rgba(180,232,42,.24)}
.btn-primary:active{background:#a1d90f;transform:translateY(0)}
.btn-outline{border:1px solid rgba(255,255,255,.35);color:var(--light-text)}
.btn-outline:hover{border-color:var(--primary);color:var(--primary);background:rgba(180,232,42,.06);transform:translateY(-2px)}
.btn-outline:active{transform:translateY(0)}
.btn-dark{background:var(--ink);color:var(--primary)}
.btn-dark:hover{background:#1D2921;color:var(--primary);transform:translateY(-2px);box-shadow:0 10px 24px rgba(0,0,0,.24)}
.btn-dark:active{transform:translateY(0)}
.btn-sm{padding:10px 16px;font-size:14px}
/* Header */
.site-header{position:sticky;top:0;z-index:100;background:var(--ink);border-bottom:1px solid var(--line-dark);transition:background .25s,box-shadow .25s}
.site-header.is-scrolled{background:var(--panel);box-shadow:0 10px 30px rgba(0,0,0,.28)}
.site-header .container{display:flex;align-items:center;min-height:72px;gap:18px}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;font-size:17px;color:var(--light-text);letter-spacing:.2px}
.brand:hover{color:var(--primary)}
.brand-mark{width:26px;height:26px;border:2px solid var(--primary);transform:rotate(45deg);border-radius:3px;position:relative;flex-shrink:0}
.brand-mark::after{content:"";position:absolute;inset:5px;background:var(--primary);border-radius:1px;opacity:.9}
.brand b{color:var(--primary);font-weight:800}
.brand span:last-child{white-space:nowrap}
.site-nav{margin-left:auto}
.main-menu{display:flex;align-items:center;gap:4px}
.main-menu a{display:block;padding:10px 12px;font-size:15px;color:rgba(241,246,239,.78);border-radius:4px;position:relative;transition:color .2s,background .2s}
.main-menu a:hover{color:var(--primary);background:rgba(180,232,42,.07)}
.main-menu a.active{color:var(--primary);font-weight:700}
.main-menu a.active::after{content:"";position:absolute;left:12px;right:12px;bottom:4px;height:2px;background:var(--primary);border-radius:2px}
.header-cta{margin-left:4px}
.nav-toggle{display:none;width:42px;height:42px;border:1px solid rgba(255,255,255,.16);border-radius:6px;position:relative;align-items:center;justify-content:center}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{content:"";display:block;width:20px;height:2px;background:var(--light-text);border-radius:2px;position:relative;transition:transform .25s,background .2s,opacity .2s}
.nav-toggle span::before{position:absolute;top:-6px}
.nav-toggle span::after{position:absolute;top:6px}
.nav-toggle.open span{background:transparent}
.nav-toggle.open span::before{top:0;transform:rotate(45deg);background:var(--primary)}
.nav-toggle.open span::after{top:0;transform:rotate(-45deg);background:var(--primary)}
/* Hero */
.page-hero{background-color:var(--ink);background-image:linear-gradient(90deg,rgba(11,15,12,.94) 30%,rgba(18,25,20,.6) 80%),url('/assets/images/backpic/back-2.webp');background-size:cover;background-position:center;border-bottom:1px solid var(--line-dark);position:relative}
.page-hero .container{padding-top:64px;padding-bottom:64px}
.breadcrumb{margin-bottom:30px;position:relative}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(241,246,239,.55)}
.breadcrumb ol li{display:flex;align-items:center;gap:8px}
.breadcrumb ol li::after{content:"/";color:rgba(241,246,239,.3)}
.breadcrumb ol li:last-child::after{display:none}
.breadcrumb a{color:rgba(241,246,239,.75)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb [aria-current="page"]{color:var(--primary)}
.hero-kicker{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:1.6px;color:var(--primary);text-transform:uppercase;margin-bottom:16px}
.hero-kicker::before{content:"";width:28px;height:2px;background:var(--primary)}
.page-hero h1{font-size:clamp(32px,4.5vw,52px);line-height:1.2;font-weight:800;color:#fff;letter-spacing:0}
.page-hero h1 span{display:block;margin-top:8px;color:var(--primary)}
.hero-lead{max-width:640px;margin-top:22px;font-size:16px;line-height:1.8;color:rgba(241,246,239,.8)}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
/* Section Common */
.section{padding:var(--space-section) 0}
.section-light{background:var(--bg)}
.section-white{background:var(--card)}
.section-dark{background:var(--ink);color:var(--light-text)}
.section-head{max-width:760px;margin-bottom:42px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:1.4px;color:var(--muted);text-transform:uppercase;margin-bottom:14px}
.eyebrow::before{content:"";width:22px;height:5px;background:var(--primary);transform:skewX(-12deg)}
.section-dark .eyebrow{color:rgba(241,246,239,.6)}
.section-head h2{font-size:clamp(28px,3.4vw,38px);line-height:1.25;font-weight:800;color:var(--text)}
.section-dark .section-head h2{color:#fff}
.section-head p{margin-top:14px;color:var(--muted);font-size:16px}
.section-dark .section-head p{color:rgba(241,246,239,.7)}
/* Benefit Overview */
.benefit-panel{border:1px solid var(--line);border-left:4px solid var(--primary);border-radius:var(--radius-md);background:var(--bg);margin-bottom:14px;overflow:hidden;transition:box-shadow .2s,background .2s}
.benefit-panel:hover{box-shadow:var(--shadow)}
.benefit-panel[open]{background:var(--card)}
.benefit-panel summary{display:flex;align-items:center;gap:14px;padding:20px 22px;cursor:pointer;user-select:none}
.benefit-panel summary:hover .panel-title{color:var(--primary)}
.panel-no{font-family:var(--font-en);font-weight:700;font-size:22px;color:var(--primary);background:rgba(180,232,42,.14);border-radius:var(--radius-sm);width:48px;height:48px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.panel-title{font-size:18px;font-weight:700;line-height:1.4;transition:color .2s}
.panel-tag{margin-left:auto;font-size:12px;font-weight:700;padding:5px 10px;border-radius:4px;background:#EFF1EC;color:var(--muted)}
.panel-tag.hot{background:var(--amber);color:#241900}
.benefit-panel summary::after{content:"+";flex-shrink:0;width:30px;height:30px;border-radius:6px;border:1px solid var(--line);color:var(--muted);font-size:20px;font-weight:400;display:flex;align-items:center;justify-content:center;transition:transform .2s,background .2s,color .2s}
.benefit-panel[open] summary::after{content:"–";background:var(--primary);color:var(--primary-dark);border-color:var(--primary)}
.panel-detail{padding:2px 24px 26px 84px}
.panel-detail p{font-size:15px;color:var(--muted);margin-bottom:14px}
.benefit-detail-list{display:grid;grid-template-columns:1fr 1fr;gap:10px 18px}
.benefit-detail-list li{position:relative;padding-left:22px;font-size:15px;line-height:1.7}
.benefit-detail-list li::before{content:"";position:absolute;left:0;top:.75em;width:10px;height:2px;background:var(--primary);border-radius:2px}
/* Stat Strip */
.stat-strip{padding:34px 0}
.stat-strip .container{display:grid;grid-template-columns:1.1fr 2fr;gap:36px;align-items:center}
.stat-lead{color:rgba(241,246,239,.82)}
.stat-lead h2{font-size:27px;font-weight:800;color:#fff;line-height:1.35;margin-bottom:10px}
.stat-lead p{font-size:14px;color:rgba(241,246,239,.6)}
.stat-head-label{font-size:12px;letter-spacing:1.4px;color:var(--primary);text-transform:uppercase;font-weight:700;margin-bottom:10px;display:block}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line-dark);border:1px solid var(--line-dark);border-radius:var(--radius-md);overflow:hidden}
.stat-card{background:var(--panel);padding:22px 14px;text-align:center;min-height:116px;display:flex;flex-direction:column;justify-content:center;transition:background .2s}
.stat-card:hover{background:var(--panel-raise)}
.stat-card strong{font-family:var(--font-en);font-size:34px;line-height:1.1;color:var(--primary);font-weight:700}
.stat-card strong small{font-size:16px;margin-left:2px;color:rgba(241,246,239,.6)}
.stat-card span{font-size:13px;color:rgba(241,246,239,.68);margin-top:8px;line-height:1.45}
/* Split Benefit */
.split-block{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center}
.split-copy h2{font-size:clamp(24px,3vw,34px);font-weight:800;line-height:1.3;margin-bottom:18px}
.split-copy h2 .highlight{color:var(--primary)}
.split-copy h2 .highlight-dark{color:#0B0F05}
.split-copy .split-desc{font-size:16px;line-height:1.8;color:var(--muted);margin-bottom:22px}
.check-list li{display:flex;gap:12px;padding:10px 0;border-bottom:1px dashed var(--line);align-items:flex-start;font-size:15px}
.check-list li:last-child{border-bottom:none}
.check-list strong{display:block;font-size:15px;color:var(--text)}
.check-list span{font-size:14px;color:var(--muted);line-height:1.65}
.check-list .check-icon{width:22px;height:22px;border-radius:6px;background:rgba(180,232,42,.18);color:var(--text);display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:900;flex-shrink:0;margin-top:2px}
.tip-note{margin:22px 0 0;padding:16px 20px;border-left:4px solid var(--primary);background:rgba(180,232,42,.09);border-radius:0 var(--radius-sm) var(--radius-sm) 0;font-size:14px;color:var(--text)}
.split-media{position:relative}
.media-frame{border-radius:var(--radius-md);overflow:hidden;box-shadow:var(--shadow);background:var(--ink)}
.media-frame img{width:100%;height:350px;object-fit:cover}
.media-tag{position:absolute;top:16px;left:16px;z-index:2;background:var(--ink);color:var(--primary);font-size:12px;font-weight:700;padding:7px 12px;border-radius:4px;box-shadow:0 8px 20px rgba(0,0,0,.16)}
/* Loyalty / Long term */
.loyalty-panel{padding:var(--space-section) 0;background-color:var(--ink);background-image:linear-gradient(120deg,rgba(11,15,12,.92),rgba(29,41,33,.86)),url('/assets/images/backpic/back-3.webp');background-size:cover;background-position:center;color:var(--light-text);border-top:1px solid var(--line-dark);border-bottom:1px solid var(--line-dark)}
.loyalty-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:48px;align-items:center}
.loyalty-media{border-radius:var(--radius-md);overflow:hidden;height:330px;position:relative;box-shadow:0 18px 40px rgba(0,0,0,.3)}
.loyalty-media img{width:100%;height:100%;object-fit:cover}
.loyalty-media .media-number{position:absolute;right:18px;bottom:18px;font-family:var(--font-en);font-size:56px;color:rgba(180,232,42,.8);font-weight:700;line-height:1}
.loyalty-copy h2{font-size:clamp(24px,3vw,34px);color:#fff;font-weight:800;line-height:1.3;margin-bottom:16px}
.loyalty-copy .lead-line{font-size:16px;color:rgba(241,246,239,.72);margin-bottom:20px}
.idol-list li{display:flex;gap:12px;padding:12px 0;border-bottom:1px solid rgba(255,255,255,.08);align-items:flex-start}
.idol-list li:last-child{border-bottom:none}
.idol-list b{color:var(--primary);font-size:15px}
.idol-list span{font-size:14px;color:rgba(241,246,239,.65);line-height:1.7}
.idol-list .dot{width:24px;height:24px;border-radius:50%;border:1px solid rgba(180,232,42,.55);position:relative;flex-shrink:0;margin-top:2px;background:rgba(180,232,42,.08)}
.idol-list .dot::after{content:"";position:absolute;inset:7px;border-radius:50%;background:var(--primary)}
.safety-note{font-size:13px;color:rgba(241,246,239,.52);margin-top:16px}
/* Steps */
.steps-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:step-counter}
.step-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-md);padding:24px 22px;position:relative;transition:box-shadow .2s,transform .2s}
.step-card:hover{box-shadow:var(--shadow-lift);transform:translateY(-4px)}
.step-card::before{counter-increment:step-counter;content:"0" counter(step-counter);font-family:var(--font-en);font-size:13px;font-weight:700;color:var(--muted);letter-spacing:1px}
.step-card .step-line{width:24px;height:3px;background:var(--primary);border-radius:2px;margin:10px 0 12px}
.step-card h3{font-size:18px;font-weight:700;margin-bottom:8px}
.step-card p{font-size:14px;line-height:1.7;color:var(--muted)}
/* FAQ */
.faq-wrap{max-width:920px;margin:0 auto}
.faq-item{border-bottom:1px solid var(--line);padding:0;transition:background .2s}
.faq-item:first-child{border-top:1px solid var(--line)}
.faq-item summary{display:flex;align-items:center;gap:16px;padding:22px 4px;cursor:pointer}
.faq-item summary .faq-q{width:36px;height:36px;border-radius:8px;background:rgba(180,232,42,.16);color:var(--text);font-family:var(--font-en);font-weight:700;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.faq-item summary h3{font-size:17px;font-weight:700;line-height:1.5;transition:color .2s;flex:1}
.faq-item summary:hover h3{color:var(--primary)}
.faq-item summary::after{content:"+";width:34px;height:34px;border-radius:50%;border:1px solid var(--line);color:var(--muted);font-size:20px;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:transform .2s,background .2s,color .2s}
.faq-item[open] summary::after{content:"–";transform:rotate(180deg);background:var(--primary);color:var(--primary-dark);border-color:var(--primary)}
.faq-answer{padding:0 4px 24px 54px}
.faq-answer p{font-size:15px;color:var(--muted);line-height:1.85}
/* CTA Strip */
.cta-strip{padding:0 0 var(--space-section)}
.cta-panel{background:linear-gradient(120deg,var(--primary) 0%,#d1f65a 100%);border-radius:var(--radius-md);padding:44px 54px;display:grid;grid-template-columns:1fr auto;gap:32px;align-items:center;box-shadow:var(--shadow-lift);overflow:hidden;position:relative}
.cta-panel::after{content:"";position:absolute;right:-60px;top:-60px;width:200px;height:200px;border:26px solid rgba(255,255,255,.3);border-radius:50%;pointer-events:none}
.cta-copy h2{font-size:clamp(24px,3vw,34px);font-weight:800;color:var(--primary-dark);line-height:1.3}
.cta-copy p{margin-top:10px;color:#2b301a;font-size:15px;max-width:620px}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;position:relative;z-index:2}
/* Footer */
.site-footer{background:var(--ink);color:rgba(241,246,239,.7);padding:64px 0 36px;border-top:1px solid var(--line-dark)}
.site-footer .footer-top{display:grid;grid-template-columns:2fr 1fr 1fr;gap:48px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.08)}
.footer-brand .brand{font-size:18px}
.footer-brand .brand-mark{width:18px;height:18px}
.footer-brand .brand-mark::after{inset:4px}
.footer-desc{margin-top:18px;font-size:14px;line-height:1.85;color:rgba(241,246,239,.62);max-width:460px}
.footer-safe{display:inline-flex;align-items:center;gap:6px;margin-top:16px;font-size:13px;color:var(--primary);background:rgba(180,232,42,.07);padding:8px 12px;border-radius:4px}
.footer-column h3{color:#fff;font-size:16px;font-weight:700;margin-bottom:16px}
.footer-column ul li{margin-bottom:8px}
.footer-column a{font-size:14px;color:rgba(241,246,239,.62);transition:color .2s,padding-left .2s}
.footer-column a:hover{color:var(--primary);padding-left:4px}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px;padding-top:26px;font-size:13px;color:rgba(241,246,239,.45)}
/* Responsive */
@media (max-width:1200px){
  .stat-strip .container{grid-template-columns:1fr;gap:26px}
  .stats-grid{grid-template-columns:repeat(4,1fr)}
}
@media (max-width:1024px){
  :root{--space-section:72px}
  .split-block{grid-template-columns:1fr;gap:36px}
  .split-media img{height:300px}
  .loyalty-grid{grid-template-columns:1fr;gap:32px}
  .loyalty-media{height:270px}
  .steps-grid{grid-template-columns:repeat(2,1fr);gap:16px}
  .cta-panel{grid-template-columns:1fr;padding:36px}
  .site-nav{position:fixed;top:72px;left:0;right:0;background:var(--panel);margin-left:0;padding:12px 24px 24px;border-bottom:1px solid var(--line-dark);box-shadow:0 16px 40px rgba(0,0,0,.3);opacity:0;pointer-events:none;transform:translateY(-6px);transition:opacity .2s,transform .2s}
  .site-nav.open{opacity:1;pointer-events:auto;transform:translateY(0)}
  .main-menu{flex-direction:column;gap:0;align-items:stretch}
  .main-menu a{padding:14px 6px;border-bottom:1px solid rgba(255,255,255,.07)}
  .main-menu a.active::after{display:none}
  .nav-toggle{display:inline-flex;margin-left:auto}
  .header-cta{margin-left:10px}
}
@media (max-width:768px){
  .section{padding:52px 0}
  .loyalty-panel{padding:52px 0}
  .cta-strip{padding-bottom:52px}
  .container{padding-left:18px;padding-right:18px}
  .site-header .container{padding-left:16px;padding-right:16px}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:1px}
  .steps-grid{grid-template-columns:1fr}
  .benefit-detail-list{grid-template-columns:1fr}
  .panel-detail{padding-left:24px}
  .site-footer .footer-top{grid-template-columns:1fr;gap:28px}
  .page-hero .container{padding-top:48px;padding-bottom:48px}
  .breadcrumb{margin-bottom:24px}
}
@media (max-width:520px){
  body{font-size:15px}
  .brand{font-size:15px}
  .brand-mark{width:22px;height:22px}
  .header-cta .btn{padding:9px 12px;font-size:13px}
  .header-cta{margin-left:6px}
  .cta-actions .btn{width:100%}
  .benefit-panel summary{flex-wrap:wrap;padding:18px}
  .panel-title{width:calc(100% - 72px)}
  .panel-tag{display:none}
  .panel-detail{padding:2px 18px 22px}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{justify-content:center}
  .faq-answer{padding-left:0}
  .cta-panel{padding:30px 24px}
}
@media (prefers-reduced-motion:reduce){
  *{scroll-behavior:auto!important;transition:none!important}
}

/* roulang page: category3 */
:root {
  --primary: #B4E82A;
  --primary-ink: #0B0F05;
  --accent: #F6A609;
  --dark-scene: #0B0F0C;
  --dark-panel: #121914;
  --dark-raised: #1D2921;
  --light-bg: #F3F5F0;
  --card-bg: #FFFFFF;
  --border-light: #DDE3DA;
  --border-dark: rgba(255,255,255,0.12);
  --text-dark: #131A15;
  --text-dim: #5F6B63;
  --text-invert: #F1F6EF;
  --error: #E5484D;
  --radius-sm: 6px;
  --radius-md: 10px;
  --shadow-card: 0 8px 24px rgba(15,25,18,0.07);
  --shadow-float: 0 16px 34px rgba(15,25,18,0.1);
  --sp-sec: clamp(52px, 7vw, 90px);
  --font-cn: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", -apple-system, "Segoe UI", sans-serif;
  --font-en: "Oswald", "Rajdhani", "Bahnschrift", "Arial Narrow", sans-serif;
}

* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  font-family: var(--font-cn);
  font-size: 16px;
  line-height: 1.75;
  color: var(--text-dark);
  background: var(--light-bg);
}
img {
  max-width: 100%;
  display: block;
}
a {
  color: inherit;
  text-decoration: none;
}
ul, ol {
  padding: 0;
  margin: 0;
  list-style: none;
}
button {
  font-family: inherit;
  border: 0;
  background: none;
  cursor: pointer;
}
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}
.topbar {
  background: #070A08;
  color: rgba(241,246,239,0.84);
  min-height: 34px;
  font-size: 12px;
}
.topbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 34px;
}
.topbar-links {
  display: flex;
  align-items: center;
  gap: 12px;
}
.topbar-links a {
  color: rgba(241,246,239,0.88);
  border-bottom: 1px solid rgba(180,232,42,0.4);
  line-height: 1.3;
  transition: color .25s;
}
.topbar-links a:hover {
  color: var(--primary);
}
.topbar-cta {
  color: var(--primary) !important;
}
.site-header {
  position: sticky;
  top: 0;
  z-index: 120;
  background: var(--dark-scene);
  min-height: 72px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  transition: background .3s, box-shadow .3s, border-color .3s;
}
.site-header.is-scrolled {
  background: #121914;
  box-shadow: 0 10px 30px rgba(0,0,0,0.18);
  border-bottom-color: rgba(180,232,42,0.26);
}
.site-header .container {
  display: flex;
  align-items: center;
  min-height: 72px;
  gap: 22px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--text-invert);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.2px;
  line-height: 1.2;
  white-space: nowrap;
}
.brand b {
  font-family: var(--font-en);
  font-size: 23px;
  font-weight: 700;
  letter-spacing: .4px;
  color: var(--primary);
}
.brand-mark {
  flex: none;
  width: 13px;
  height: 13px;
  background: var(--primary);
  transform: rotate(45deg) skew(-8deg);
  border-radius: 2px;
  box-shadow: 5px 5px 0 rgba(180,232,42,0.25);
}
.site-nav {
  margin-left: auto;
}
.main-menu {
  display: flex;
  align-items: center;
  gap: 28px;
}
.main-menu a {
  display: inline-block;
  position: relative;
  padding: 24px 0 22px;
  color: rgba(241,246,239,0.72);
  font-size: 15px;
  font-weight: 500;
  line-height: 1.2;
}
.main-menu a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 14px;
  width: 0;
  height: 3px;
  background: var(--primary);
  transition: width .3s;
}
.main-menu a:hover {
  color: var(--text-invert);
}
.main-menu a:hover::after {
  width: 24px;
}
.main-menu a.active {
  color: var(--primary);
}
.main-menu a.active::after {
  width: 100%;
}
.header-cta {
  flex: none;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 4px;
  font-size: 15px;
  font-weight: 600;
  padding: 12px 20px;
  border: 1px solid transparent;
  line-height: 1.4;
  transition: background .25s, transform .2s, box-shadow .2s, color .25s;
  white-space: nowrap;
}
.btn-primary {
  background: var(--primary);
  color: var(--primary-ink);
}
.btn-primary:hover {
  background: #c8ff3a;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(180,232,42,0.25);
}
.btn-primary:active {
  transform: translateY(1px);
}
.btn-outline {
  background: transparent;
  color: var(--text-invert);
  border-color: rgba(255,255,255,0.35);
}
.btn-outline:hover {
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-2px);
}
.btn-outline-light {
  background: transparent;
  color: var(--text-dark);
  border-color: #C4CDC5;
}
.btn-outline-light:hover {
  border-color: #0B0F0C;
  color: #0B0F0C;
  transform: translateY(-2px);
}
.btn-sm {
  padding: 9px 14px;
  font-size: 14px;
}
.btn-white {
  background: var(--text-invert);
  color: var(--primary-ink);
}
.btn-white:hover {
  background: #dbe6d7;
  transform: translateY(-2px);
}
.btn:focus-visible,
a:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
}
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 42px;
  height: 42px;
  margin-left: auto;
  position: relative;
  z-index: 30;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-invert);
  margin: 0 auto;
  transition: transform .3s, opacity .3s;
}
.nav-toggle.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-toggle.open span:nth-child(2) {
  opacity: 0;
}
.nav-toggle.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* category hero */
.cat-hero {
  position: relative;
  color: var(--text-invert);
  background:
    linear-gradient(115deg, rgba(8,12,9,0.98) 0%, rgba(11,18,13,0.92) 46%, rgba(11,18,13,0.78) 100%),
    url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
  padding: 64px 0 0;
  overflow: hidden;
}
.cat-hero::after {
  content: "";
  position: absolute;
  right: -120px;
  top: -100px;
  width: 440px;
  height: 440px;
  background: rgba(180,232,42,0.06);
  border-radius: 50%;
  pointer-events: none;
}
.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 13px;
  color: rgba(241,246,239,0.56);
  margin-bottom: 26px;
}
.breadcrumb a {
  color: rgba(241,246,239,0.72);
  transition: color .25s;
}
.breadcrumb a:hover {
  color: var(--primary);
}
.cat-hero-inner {
  position: relative;
  z-index: 2;
}
.cat-hero h1 {
  font-size: clamp(32px, 4.8vw, 52px);
  line-height: 1.3;
  font-weight: 800;
  margin: 0 0 20px;
  letter-spacing: .3px;
}
.cat-hero h1 .hl {
  color: var(--primary);
}
.cat-hero-summary {
  max-width: 820px;
  font-size: 16px;
  color: rgba(241,246,239,0.9);
  margin: 0 0 26px;
}
.hero-tag {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 38px;
}
.hero-tag span {
  display: inline-block;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.14);
  padding: 5px 12px;
  border-radius: 4px;
  font-size: 13px;
  color: rgba(241,246,239,0.92);
}
.hero-tag b {
  color: var(--primary);
  font-weight: 600;
}
.channel-strip {
  position: relative;
  z-index: 3;
  border-top: 1px solid rgba(255,255,255,0.1);
  background: rgba(7,10,8,0.42);
  margin-top: 42px;
  padding: 4px 0 0;
}
.channel-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-left: 1px solid rgba(255,255,255,0.09);
}
.channel-grid a {
  padding: 20px 22px 22px;
  border-right: 1px solid rgba(255,255,255,0.09);
  border-bottom: 3px solid transparent;
  transition: background .25s, border-color .25s;
  color: var(--text-invert);
}
.channel-grid a:hover {
  background: rgba(255,255,255,0.05);
  border-bottom-color: var(--primary);
}
.channel-grid .ch-num {
  display: block;
  font-family: var(--font-en);
  color: var(--primary);
  font-size: 25px;
  line-height: 1.2;
  letter-spacing: 1px;
}
.channel-grid strong {
  display: block;
  font-size: 17px;
  margin-top: 5px;
}
.channel-grid small {
  display: block;
  font-size: 13px;
  color: rgba(241,246,239,0.58);
  margin-top: 2px;
}

/* section base */
.section {
  padding: var(--sp-sec) 0;
}
.section-light {
  background: var(--light-bg);
  color: var(--text-dark);
}
.section-dark {
  background: var(--dark-scene);
  color: var(--text-invert);
}
.section-panel {
  background: var(--dark-panel);
}
.sec-head {
  margin-bottom: 38px;
}
.sec-head.center {
  text-align: center;
}
.sec-kicker {
  display: inline-block;
  background: var(--primary);
  color: var(--primary-ink);
  font-size: 13px;
  font-weight: 700;
  padding: 2px 12px;
  border-radius: 3px;
  letter-spacing: 0.5px;
  margin-bottom: 10px;
}
.sec-kicker.dark {
  background: transparent;
  color: var(--primary);
  border: 1px solid rgba(180,232,42,0.3);
}
.sec-head h2 {
  font-size: clamp(24px, 3vw, 32px);
  line-height: 1.35;
  margin: 8px 0 12px;
  font-weight: 800;
}
.sec-head p {
  max-width: 780px;
  font-size: 16px;
  color: var(--text-dim);
}
.section-dark .sec-head p {
  color: rgba(241,246,239,0.65);
}

/* guide section */
.content-split {
  display: grid;
  grid-template-columns: 1.12fr 0.88fr;
  gap: 40px;
  align-items: start;
}
.topic-rows {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--border-light);
}
.topic-row {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 18px;
  padding: 30px 0;
  border-bottom: 1px solid var(--border-light);
  transition: background .25s;
}
.topic-row:hover {
  background: #fff;
  box-shadow: var(--shadow-card);
  border-radius: var(--radius-md);
}
.topic-num {
  font-family: var(--font-en);
  font-size: 26px;
  color: var(--primary-ink);
  background: var(--primary);
  width: 58px;
  height: 58px;
  border-radius: 3px;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  font-weight: 600;
  transform: skew(-3deg);
}
.topic-content h3 {
  font-size: 20px;
  margin: 0 0 8px;
  font-weight: 700;
}
.topic-content p {
  font-size: 15px;
  color: var(--text-dim);
  margin: 0 0 10px;
}
.topic-tag {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.topic-tag span {
  font-size: 12px;
  background: #EBEFE7;
  border: 1px solid var(--border-light);
  color: var(--text-dim);
  padding: 2px 8px;
  border-radius: 3px;
}
.topic-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin-top: 18px;
}
.text-arrow {
  color: #3C7A4B;
  font-weight: 700;
  display: inline-flex;
  gap: 6px;
  align-items: center;
}
.text-arrow:hover {
  color: #0B0F05;
}
.feat-card {
  background: var(--dark-scene);
  color: var(--text-invert);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  position: sticky;
  top: 100px;
}
.feat-card .feat-img {
  position: relative;
  min-height: 210px;
  background: url('/assets/images/coverpic/cover-4.png') center 28% / cover no-repeat;
}
.feat-card .feat-img::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0.06), rgba(8,12,9,0.82));
}
.feat-card .feat-label {
  position: absolute;
  left: 16px;
  top: 17px;
  z-index: 2;
  background: var(--primary);
  color: var(--primary-ink);
  font-size: 13px;
  padding: 2px 10px;
  border-radius: 3px;
  font-weight: 700;
}
.feat-card-body {
  padding: 25px 26px 30px;
}
.feat-card h3 {
  font-size: 20px;
  margin: 0 0 10px;
}
.feat-card p {
  color: rgba(241,246,239,0.66);
  font-size: 15px;
  margin: 0 0 16px;
}
.feat-tip {
  background: rgba(255,255,255,0.07);
  border-left: 3px solid var(--primary);
  font-size: 14px;
  padding: 13px 15px;
  border-radius: 0 4px 4px 0;
  color: rgba(241,246,239,0.78);
}

/* hybrid channel split */
.hybrid-grid {
  display: grid;
  grid-template-columns: 0.98fr 1.02fr;
  gap: 56px;
  align-items: center;
}
.check-list li {
  position: relative;
  padding-left: 30px;
  margin-bottom: 13px;
  color: rgba(241,246,239,0.84);
}
.check-list li::before {
  content: "";
  position: absolute;
  left: 3px;
  top: 10px;
  width: 12px;
  height: 6px;
  border-left: 2px solid var(--primary);
  border-bottom: 2px solid var(--primary);
  transform: rotate(-45deg);
}
.game-panel {
  background: linear-gradient(150deg, #151F18, #101712);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-md);
  padding: 24px 26px 28px;
  box-shadow: 0 20px 46px rgba(0,0,0,0.24);
}
.game-panel-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  padding-bottom: 12px;
  margin-bottom: 14px;
  font-size: 13px;
  color: rgba(241,246,239,0.7);
}
.game-panel .live-name {
  font-weight: 600;
  color: var(--primary);
}
.game-panel ul {
  margin-top: 14px;
}
.game-panel li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  border-bottom: 1px dashed rgba(255,255,255,0.12);
  padding: 10px 0;
  font-size: 14px;
  color: rgba(241,246,239,0.78);
}
.game-panel li:last-child {
  border-bottom: 0;
}
.game-panel li::before {
  content: "";
  flex: none;
  width: 7px;
  height: 7px;
  background: var(--accent);
  transform: rotate(45deg);
  margin-top: 8px;
}

/* replay section */
.media-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}
.replay-intro .sec-head {
  margin-bottom: 18px;
}
.replay-intro p {
  color: var(--text-dim);
}
.replay-list .replay-line {
  display: flex;
  gap: 18px;
  border-top: 1px solid var(--border-light);
  padding: 20px 0;
}
.replay-line .week {
  flex: none;
  text-align: center;
  background: var(--dark-scene);
  color: var(--primary);
  font-family: var(--font-en);
  font-size: 15px;
  width: 58px;
  padding: 8px 4px;
  border-radius: 4px;
}
.week strong {
  display: block;
  font-size: 25px;
}
.replay-line h4 {
  margin: 0 0 4px;
  font-size: 17px;
  font-weight: 700;
}
.replay-line p {
  margin: 0;
  font-size: 14px;
  color: var(--text-dim);
}
.media-covered {
  border-radius: var(--radius-md);
  background: var(--dark-scene);
  color: var(--text-invert);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}
.media-covered img {
  height: 190px;
  object-fit: cover;
  width: 100%;
}
.media-covered-body {
  padding: 25px;
}
.media-covered h3 {
  font-size: 19px;
  margin: 0 0 10px;
}
.media-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 16px 0 0;
}
.badge-tag {
  background: rgba(180,232,42,0.13);
  color: var(--primary-ink);
  border: 1px solid rgba(180,232,42,0.4);
  color: #4a6a22;
  padding: 3px 10px;
  font-size: 13px;
  border-radius: 3px;
}
.media-covered .badge-tag {
  background: rgba(255,255,255,0.08);
  color: rgba(241,246,239,0.82);
  border-color: rgba(255,255,255,0.15);
}

/* training section */
.train-wrap {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 64px;
  align-items: center;
}
.stage-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-md);
  padding: 28px;
}
.stage-row {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 17px 0;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.stage-row:last-child {
  border-bottom: 0;
}
.stage-idx {
  flex: none;
  font-family: var(--font-en);
  background: var(--primary);
  color: var(--primary-ink);
  border-radius: 3px;
  min-width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
}
.stage-row h5 {
  margin: 0 0 4px;
  font-size: 17px;
  color: var(--text-invert);
}
.stage-row p {
  margin: 0;
  font-size: 14px;
  color: rgba(241,246,239,0.68);
}
.scheme-card {
  background: var(--card-bg);
  color: var(--text-dark);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  padding: 30px;
}
.scheme-card h4 {
  font-size: 22px;
  margin: 0 0 8px;
}
.scheme-card > p {
  color: var(--text-dim);
  margin: 0 0 22px;
}
.scheme-meta {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-bottom: 20px;
}
.meta-box {
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  padding: 14px;
  text-align: center;
}
.meta-box b {
  display: block;
  font-family: var(--font-en);
  font-size: 29px;
  color: var(--primary-ink);
  line-height: 1.3;
}
.meta-box span {
  font-size: 13px;
  color: var(--text-dim);
}
.scheme-list li {
  position: relative;
  padding-left: 20px;
  color: var(--text-dim);
  font-size: 15px;
  margin-bottom: 10px;
}
.scheme-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  width: 7px;
  height: 7px;
  background: var(--primary);
  border-radius: 1px;
}

/* data-stat */
.data-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 46px;
  align-items: center;
}
.data-table {
  border-collapse: collapse;
  width: 100%;
  background: var(--card-bg);
  box-shadow: var(--shadow-card);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.data-table th,
.data-table td {
  text-align: left;
  border-bottom: 1px solid var(--border-light);
  padding: 13px 15px;
  font-size: 14px;
}
.data-table th {
  background: var(--dark-scene);
  color: var(--primary);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: .3px;
}
.data-table tr:nth-child(even) td {
  background: #FAFBF8;
}
.data-table td {
  color: var(--text-dark);
}
.data-table td:first-child {
  font-weight: 600;
}
.table-note {
  margin-top: 10px;
  font-size: 13px;
  color: #818c83;
}
.chart-tags {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 15px;
  margin-top: 10px;
}
.stat-card {
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  padding: 18px;
  background: var(--card-bg);
}
.stat-card b {
  font-family: var(--font-en);
  font-size: 33px;
  line-height: 1.2;
  display: block;
  color: #0B0F05;
}
.stat-card sub {
  font-family: inherit;
  bottom: 0;
  font-size: 14px;
  color: var(--text-dim);
}

/* flow section */
.flow-section {
  position: relative;
  background:
    linear-gradient(120deg, rgba(8,12,9,0.95) 0%, rgba(15,24,17,0.92) 100%),
    url('/assets/images/backpic/back-2.webp') center 25% / cover no-repeat;
  color: var(--text-invert);
}
.flow-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 15px;
}
.flow-step {
  position: relative;
  border: 1px solid rgba(255,255,255,0.13);
  background: rgba(18,25,20,0.75);
  padding: 26px 22px 22px;
  border-radius: var(--radius-md);
  overflow: hidden;
}
.flow-step::after {
  content: "→";
  position: absolute;
  top: 18px;
  right: 13px;
  font-size: 22px;
  color: rgba(180,232,42,0.65);
}
.flow-step:last-child::after {
  display: none;
}
.flow-step .flow-t {
  font-family: var(--font-en);
  color: var(--primary);
  font-size: 24px;
  font-weight: 700;
}
.flow-step h4 {
  font-size: 18px;
  margin: 2px 0 8px;
}
.flow-step p {
  font-size: 14px;
  color: rgba(241,246,239,0.7);
  margin: 0;
}

/* faq */
.faq-panel {
  max-width: 860px;
}
.faq-item {
  border-bottom: 1px solid var(--border-light);
}
.faq-item details {
  padding: 0;
}
.faq-item summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  padding: 18px 0;
  cursor: pointer;
  list-style: none;
}
.faq-item summary::-webkit-details-marker {
  display: none;
}
.faq-q {
  font-weight: 700;
  font-size: 16px;
  color: var(--text-dark);
}
.faq-q i {
  font-style: normal;
  color: var(--primary-ink);
  background: var(--primary);
  border-radius: 3px;
  padding: 0 7px;
  margin-right: 7px;
  font-weight: 800;
}
.faq-plus {
  flex: none;
  width: 30px;
  height: 30px;
  border: 1px solid var(--border-light);
  border-radius: 50%;
  position: relative;
  transition: background .25s;
}
.faq-plus::before,
.faq-plus::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  background: var(--text-dark);
  width: 12px;
  height: 2px;
}
.faq-plus::after {
  transform: translate(-50%, -50%) rotate(90deg);
}
.faq-item details[open] .faq-plus {
  background: var(--dark-scene);
}
.faq-item details[open] .faq-plus::before {
  background: var(--primary);
  width: 12px;
}
.faq-item details[open] .faq-plus::after {
  transform: translate(-50%, -50%) rotate(0deg);
  background: var(--primary);
}
.faq-answer {
  padding: 2px 60px 24px 0;
  color: var(--text-dim);
  font-size: 15px;
  border-left: 2px solid var(--primary);
  margin-left: 11px;
  padding-left: 17px;
  line-height: 1.85;
}

/* cta plans */
.cta-plans {
  background:
    linear-gradient(90deg, rgba(11,15,12,0.94), rgba(19,31,23,0.82)),
    url('/assets/images/backpic/back-3.webp') center 30% / cover no-repeat;
  padding: clamp(60px, 8vw, 92px) 0;
  color: var(--text-invert);
}
.cta-inner {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  align-items: center;
  gap: 36px;
}
.cta-text h2 {
  font-size: clamp(25px, 3.6vw, 38px);
  margin: 0 0 14px;
  line-height: 1.3;
}
.cta-text p {
  color: rgba(241,246,239,0.7);
  margin: 0;
  font-size: 16px;
}
.cta-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: stretch;
}
.cta-note {
  font-size: 13px;
  color: rgba(241,246,239,0.48);
  margin-top: 12px;
}

/* footer */
.site-footer {
  background: var(--dark-scene);
  color: var(--text-invert);
  border-top: 3px solid rgba(180,232,42,0.3);
  padding: 72px 0 26px;
}
.footer-top {
  display: grid;
  grid-template-columns: 1.45fr 0.7fr 0.85fr;
  gap: 54px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-desc {
  color: rgba(241,246,239,0.58);
  font-size: 15px;
  line-height: 1.8;
  margin: 20px 0 15px;
  max-width: 500px;
}
.footer-safe {
  display: inline-block;
  background: rgba(180,232,42,0.09);
  color: var(--primary);
  font-size: 13px;
  padding: 5px 12px;
  border-radius: 3px;
  border: 1px solid rgba(180,232,42,0.2);
}
.footer-column h3 {
  font-size: 17px;
  margin: 0 0 16px;
  color: var(--text-invert);
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  font-weight: 700;
}
.footer-column ul li {
  margin-bottom: 9px;
}
.footer-column ul a {
  color: rgba(241,246,239,0.64);
  font-size: 15px;
}
.footer-column ul a:hover {
  color: var(--primary);
}
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
  padding-top: 24px;
  color: rgba(241,246,239,0.4);
  font-size: 13px;
  flex-wrap: wrap;
}

/* media query */
@media (max-width: 1024px) {
  .menu {
    gap: 20px;
  }
  .main-menu a {
    padding: 20px 0 18px;
  }
  .content-split,
  .media-split,
  .hybrid-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .data-grid,
  .train-wrap {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .cta-inner {
    grid-template-columns: 1fr;
  }
  .flow-grid {
    grid-template-columns: 1fr;
  }
  .flow-step::after {
    display: none;
  }
}
@media (max-width: 860px) {
  .container {
    padding: 0 18px;
  }
  .nav-toggle {
    display: flex;
  }
  .site-header .container {
    gap: 14px;
    min-height: 66px;
  }
  .site-header {
    min-height: 66px;
  }
  .header-cta {
    margin-left: auto;
  }
  .site-nav {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    background: #121914;
    border-bottom: 1px solid rgba(255,255,255,0.12);
    transition: max-height .35s, opacity .3s;
    box-shadow: 0 18px 40px rgba(0,0,0,0.2);
    margin-left: 0;
  }
  .site-nav.open {
    max-height: 560px;
    opacity: 1;
    overflow: visible;
  }
  .main-menu {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 12px 22px 18px;
  }
  .main-menu li {
    border-bottom: 1px solid rgba(255,255,255,0.08);
  }
  .main-menu li:last-child {
    border-bottom: 0;
  }
  .main-menu a {
    display: block;
    padding: 14px 2px;
    color: rgba(241,246,239,0.88);
    font-size: 16px;
  }
  .main-menu a::after {
    bottom: 8px;
    left: 0;
  }
  .header-cta .btn {
    padding: 8px 13px;
    font-size: 13px;
  }
  .brand {
    font-size: 18px;
  }
  .brand b {
    font-size: 21px;
  }
  .topbar-links {
    gap: 7px;
  }
  .topbar-links a:nth-child(2) {
    display: none;
  }
  .cat-hero {
    padding: 42px 0 0;
  }
  .channel-grid {
    grid-template-columns: 1fr 1fr;
  }
  .channel-grid a {
    border-bottom: 1px solid rgba(255,255,255,0.1);
  }
  .footer-top {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }
  .footer-top .footer-brand {
    grid-column: 1 / -1;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
  .feat-card {
    position: static;
  }
}
@media (max-width: 560px) {
  .container {
    padding: 0 15px;
  }
  .topbar-dom {
    font-size: 12px;
  }
  .header-cta .btn {
    display: none;
  }
  .hero-tag {
    gap: 7px;
  }
  .cat-hero h1 {
    font-size: 28px;
  }
  .cat-hero-summary {
    font-size: 15px;
  }
  .channel-grid {
    grid-template-columns: 1fr 1fr;
  }
  .channel-grid a {
    padding: 14px 14px 18px;
  }
  .channel-grid .ch-num {
    font-size: 20px;
  }
  .channel-grid strong {
    font-size: 15px;
  }
  .channel-grid small {
    font-size: 12px;
  }
  .plan-row {
    padding: 20px 0;
  }
  .topic-row {
    grid-template-columns: 1fr;
    gap: 9px;
  }
  .topic-num {
    width: 44px;
    height: 44px;
    font-size: 20px;
  }
  .scheme-meta {
    grid-template-columns: 1fr;
  }
  .chart-tags {
    grid-template-columns: 1fr;
  }
  .footer-top {
    grid-template-columns: 1fr;
    gap: 34px;
  }
  .footer-top .footer-brand {
    grid-column: auto;
  }
  .cta-actions .btn {
    width: 100%;
  }
}

/* roulang page: category4 */
:root {
  --brand: #B4E82A;
  --brand-2: #6FA812;
  --accent: #F6A609;
  --dark: #0B0F0C;
  --panel: #121914;
  --elev: #1D2921;
  --bg: #F3F5F0;
  --card: #FFFFFF;
  --line: #DDE3DA;
  --text: #131A15;
  --text-sub: #5F6B63;
  --on-dark: #F1F6EF;
  --on-dark-sub: rgba(241, 246, 239, .66);
  --danger: #E5484D;
  --radius: 6px;
  --radius-lg: 10px;
  --shadow: 0 8px 24px rgba(15, 25, 18, .07);
  --container: 1200px;
  --space: 88px;
  --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --font-display: "Oswald", "Rajdhani", "PingFang SC", "Microsoft YaHei", sans-serif;
}
*,
*::before,
*::after {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.75;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
}
img {
  max-width: 100%;
  display: block;
}
a {
  color: inherit;
}
ul,
ol {
  margin: 0;
  padding: 0;
  list-style: none;
}
h1,
h2,
h3,
p {
  margin: 0;
}
button {
  font-family: inherit;
  border: none;
  background: none;
  cursor: pointer;
}
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}
.section {
  padding: var(--space) 0;
}
.hidden {
  display: none !important;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--text-sub);
  margin-bottom: 10px;
}
.eyebrow::before {
  content: "";
  width: 28px;
  height: 4px;
  background: var(--brand);
  display: inline-block;
}
.eyebrow.dark {
  color: var(--on-dark);
}
.eyebrow.dark::before {
  background: var(--brand);
}
.section-title {
  font-size: 30px;
  line-height: 1.25;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.01em;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 10px 22px;
  border-radius: 4px;
  font-weight: 700;
  font-size: 15px;
  line-height: 1.2;
  text-decoration: none;
  transition: transform .18s ease, background-color .18s ease, color .18s ease, border-color .18s ease, box-shadow .18s ease;
}
.btn-primary {
  background: var(--brand);
  color: #0B0F05;
  box-shadow: 0 6px 18px rgba(180, 232, 42, .16);
}
.btn-primary:hover {
  background: #C6F83E;
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(180, 232, 42, .24);
}
.btn-outline-light {
  background: transparent;
  border: 1px solid rgba(241, 246, 239, .55);
  color: var(--on-dark);
}
.btn-outline-light:hover {
  border-color: var(--brand);
  color: var(--brand);
  transform: translateY(-2px);
}
.btn-ghost {
  background: transparent;
  border: 1px solid #C9D2C6;
  color: var(--text);
}
.btn-ghost:hover {
  border-color: #0B0F0C;
  color: #0B0F0C;
  transform: translateY(-2px);
}
.btn-sm {
  min-height: 36px;
  padding: 7px 14px;
  font-size: 13px;
}
.btn-block {
  width: 100%;
}
a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}
section[id],
div[id] {
  scroll-margin-top: 96px;
}
/* ---------- 页头导航 ---------- */
.site-header {
  background: rgba(11, 15, 12, .99);
  border-bottom: 1px solid rgba(255, 255, 255, .06);
  position: sticky;
  top: 0;
  z-index: 80;
}
.site-header .container {
  display: flex;
  align-items: center;
  gap: 18px;
  min-height: 72px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--on-dark);
  font-size: 19px;
  font-weight: 800;
  white-space: nowrap;
}
.brand-mark {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
  clip-path: polygon(0 0, 74% 0, 100% 26%, 100% 100%, 24% 100%, 0 72%);
  flex: 0 0 38px;
}
.brand b {
  color: var(--brand);
  font-weight: 800;
}
.site-nav {
  flex: 1;
  display: flex;
  justify-content: center;
}
.main-menu {
  display: flex;
  align-items: center;
  gap: 4px;
}
.main-menu a {
  display: block;
  padding: 12px 14px;
  color: #DDE3DA;
  font-weight: 600;
  font-size: 15px;
  text-decoration: none;
  border-bottom: 3px solid transparent;
  transition: color .18s ease, border-color .18s ease, background-color .18s ease;
}
.main-menu a:hover {
  color: var(--brand);
}
.main-menu a.active {
  color: var(--brand);
  border-bottom-color: var(--brand);
}
.header-cta {
  flex: 0 0 auto;
}
.nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  position: relative;
  border: 1px solid rgba(255, 255, 255, .18);
  border-radius: var(--radius);
}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  content: "";
  width: 18px;
  height: 2px;
  background: var(--on-dark);
  position: absolute;
  left: 10px;
  transition: transform .2s ease, opacity .2s ease;
}
.nav-toggle span {
  position: relative;
  top: 0;
  left: 0;
}
.nav-toggle span::before {
  left: 0;
  top: -6px;
}
.nav-toggle span::after {
  left: 0;
  top: 6px;
}
.nav-toggle[aria-expanded="true"] span {
  background: transparent;
}
.nav-toggle[aria-expanded="true"] span::before {
  top: 0;
  transform: rotate(45deg);
}
.nav-toggle[aria-expanded="true"] span::after {
  top: 0;
  transform: rotate(-45deg);
}
/* ---------- 帮助中心 Hero ---------- */
.page-hero {
  position: relative;
  padding: 72px 0 64px;
  color: var(--on-dark);
  background:
    linear-gradient(90deg, rgba(11, 15, 12, .96), rgba(11, 15, 12, .72) 52%, rgba(29, 41, 33, .58)),
    url("/assets/images/backpic/back-2.webp") center / cover no-repeat;
}
.page-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(rgba(255, 255, 255, .04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .04) 1px, transparent 1px);
  background-size: 56px 56px;
  opacity: .4;
}
.page-hero .container {
  position: relative;
  z-index: 2;
}
.breadcrumb {
  font-size: 13px;
  color: var(--on-dark-sub);
  margin-bottom: 22px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
}
.breadcrumb a {
  color: var(--brand);
  text-decoration: none;
}
.breadcrumb a:hover {
  text-decoration: underline;
}
.page-title {
  font-size: clamp(32px, 4.6vw, 50px);
  line-height: 1.2;
  font-weight: 800;
  letter-spacing: -0.02em;
  max-width: 900px;
  font-family: var(--font-display);
}
.hero-lead {
  margin-top: 20px;
  max-width: 720px;
  font-size: 17px;
  color: var(--on-dark-sub);
}
.hero-note {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 28px;
  background: rgba(180, 232, 42, .1);
  border: 1px solid rgba(180, 232, 42, .28);
  padding: 10px 16px;
  border-radius: var(--radius);
  color: var(--on-dark);
  font-size: 14px;
}
.hero-note::before {
  content: "✓";
  color: var(--brand);
  font-weight: 800;
}
/* ---------- 登录前三项检查 ---------- */
.quick-check {
  background: var(--bg);
  padding: 64px 0 80px;
}
.quick-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 28px;
}
.quick-item {
  background: var(--card);
  border: 1px solid var(--line);
  border-top: 3px solid var(--brand);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 28px;
  position: relative;
}
.quick-item .quick-no {
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--text-sub);
  margin-bottom: 14px;
}
.quick-item h3 {
  font-size: 19px;
  line-height: 1.45;
  color: var(--text);
}
.quick-item p {
  margin-top: 10px;
  color: var(--text-sub);
  font-size: 14px;
}
/* ---------- 帮助中心主体 ---------- */
.help-wrap {
  background: var(--bg);
  padding-bottom: 80px;
}
.help-grid {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  align-items: start;
  gap: 32px;
}
.help-sidebar {
  position: sticky;
  top: 96px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 24px;
}
.sidebar-title {
  font-size: 16px;
  font-weight: 800;
  color: var(--text);
  border-left: 4px solid var(--brand);
  padding-left: 12px;
  margin-bottom: 18px;
}
.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 20px;
}
.sidebar-nav a {
  color: var(--text-sub);
  text-decoration: none;
  padding: 8px 10px;
  font-size: 14px;
  border-radius: 4px;
  transition: background-color .18s ease, color .18s ease, transform .18s ease;
}
.sidebar-nav a:hover {
  background: #EBF3E2;
  color: var(--text);
  transform: translateX(2px);
}
.sidebar-tip {
  background: #F7F8F4;
  border: 1px dashed #C7CEBF;
  border-radius: var(--radius);
  padding: 12px 14px;
  font-size: 12px;
  color: var(--text-sub);
  margin-top: 16px;
}
.help-main {
  min-width: 0;
}
.help-section {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 34px 36px;
  margin-bottom: 32px;
}
.help-section-head {
  display: flex;
  align-items: center;
  gap: 14px;
  border-bottom: 1px solid #E7EBE5;
  padding-bottom: 18px;
  margin-bottom: 8px;
}
.help-section-head .section-no {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--dark);
  color: var(--brand);
  font-family: var(--font-display);
  font-weight: 700;
  border-radius: 4px;
  flex: 0 0 40px;
}
.help-section-head h2 {
  font-size: 26px;
  line-height: 1.3;
  font-weight: 800;
  color: var(--text);
}
.help-q {
  border-bottom: 1px solid #EFF2EC;
  padding: 24px 0;
}
.help-q:last-child {
  border-bottom: none;
}
.help-q h3 {
  font-size: 19px;
  line-height: 1.55;
  font-weight: 800;
  color: var(--text);
  padding-left: 30px;
  position: relative;
  margin-bottom: 10px;
}
.help-q h3::before {
  content: "Q";
  position: absolute;
  left: 0;
  top: 0;
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(180, 232, 42, .18);
  color: #3E5B0A;
  border-radius: 4px;
  font-size: 13px;
  font-weight: 800;
}
.q-body {
  margin-left: 30px;
  color: var(--text-sub);
  font-size: 15px;
}
.q-body p + p {
  margin-top: 12px;
}
.q-body ul {
  margin-top: 12px;
}
.q-body li {
  position: relative;
  padding-left: 18px;
  margin-bottom: 6px;
}
.q-body li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 12px;
  width: 6px;
  height: 6px;
  background: var(--brand-2);
  border-radius: 2px;
}
/* ---------- 3分钟自检 ---------- */
.security-check {
  background:
    linear-gradient(110deg, rgba(11, 15, 12, .98), rgba(18, 25, 20, .92)),
    url("/assets/images/backpic/back-3.webp") center / cover no-repeat;
  color: var(--on-dark);
  padding: 80px 0;
}
.check-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, .9fr);
  gap: 56px;
  align-items: center;
}
.check-copy h2 {
  font-size: 34px;
  line-height: 1.25;
  font-weight: 800;
  color: var(--on-dark);
  margin: 8px 0 14px;
}
.check-copy > p {
  color: var(--on-dark-sub);
  font-size: 15px;
  margin-bottom: 22px;
}
.check-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.check-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  background: rgba(255, 255, 255, .04);
  border: 1px solid rgba(255, 255, 255, .08);
  border-radius: var(--radius);
  padding: 13px 14px;
  color: var(--on-dark);
}
.check-list li::before {
  content: "✓";
  flex: 0 0 22px;
  width: 22px;
  height: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--brand);
  color: #0B0F05;
  border-radius: 4px;
  font-weight: 800;
  font-size: 13px;
  margin-top: 3px;
}
.check-visual {
  position: relative;
}
.check-visual img {
  width: 100%;
  border-radius: var(--radius-lg);
  box-shadow: 0 18px 44px rgba(0, 0, 0, .3);
  border: 1px solid rgba(255, 255, 255, .12);
}
.visual-caption {
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 16px;
  background: rgba(11, 15, 12, .82);
  border: 1px solid rgba(180, 232, 42, .3);
  border-radius: var(--radius);
  padding: 10px 14px;
  font-size: 13px;
  color: var(--on-dark);
  backdrop-filter: blur(6px);
}
/* ---------- 底部 CTA ---------- */
.help-cta {
  padding: 72px 0;
  background: var(--bg);
}
.cta-panel {
  background: var(--panel);
  border: 1px solid rgba(255, 255, 255, .08);
  border-radius: var(--radius-lg);
  padding: 46px 48px;
  display: flex;
  flex-wrap: wrap;
  gap: 30px;
  justify-content: space-between;
  align-items: center;
  color: var(--on-dark);
  position: relative;
  overflow: hidden;
}
.cta-panel::after {
  content: "";
  position: absolute;
  right: -70px;
  top: -70px;
  width: 220px;
  height: 220px;
  border: 1px solid rgba(180, 232, 42, .16);
  transform: rotate(24deg);
  pointer-events: none;
}
.cta-text {
  max-width: 700px;
  position: relative;
  z-index: 1;
}
.cta-text h2 {
  font-size: 28px;
  line-height: 1.35;
  font-weight: 800;
  color: var(--on-dark);
  margin-bottom: 10px;
}
.cta-text p {
  color: var(--on-dark-sub);
  font-size: 15px;
}
.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  position: relative;
  z-index: 1;
}
/* ---------- 页脚 ---------- */
.site-footer {
  background: var(--dark);
  color: var(--on-dark);
  padding: 62px 0 24px;
}
.site-footer .footer-top {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 1fr) minmax(0, 1fr);
  gap: 44px;
  border-bottom: 1px solid rgba(255, 255, 255, .08);
  padding-bottom: 38px;
}
.footer-brand .brand {
  font-size: 18px;
}
.footer-brand .brand-mark {
  width: 34px;
  height: 34px;
  flex-basis: 34px;
}
.footer-desc {
  margin-top: 18px;
  color: rgba(241, 246, 239, .62);
  font-size: 14px;
  line-height: 1.85;
  max-width: 540px;
}
.footer-safe {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 16px;
  color: rgba(180, 232, 42, .76);
  font-size: 13px;
}
.footer-safe::before {
  content: "•";
  color: var(--brand);
  font-weight: 900;
}
.footer-column h3 {
  font-size: 15px;
  color: var(--on-dark);
  margin-bottom: 14px;
  font-weight: 700;
}
.footer-column ul {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.footer-column a {
  color: rgba(241, 246, 239, .64);
  font-size: 14px;
  text-decoration: none;
  transition: color .18s ease;
}
.footer-column a:hover {
  color: var(--brand);
}
.footer-bottom {
  padding-top: 22px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 10px;
  color: rgba(241, 246, 239, .48);
  font-size: 13px;
}
/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .quick-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }
  .quick-item {
    padding: 20px;
  }
  .help-grid {
    grid-template-columns: 1fr;
  }
  .help-sidebar {
    position: static;
    padding: 18px;
  }
  .help-sidebar .sidebar-title {
    margin-bottom: 12px;
  }
  .sidebar-nav {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 8px;
  }
  .sidebar-nav a {
    border: 1px solid var(--line);
    border-radius: 4px;
    padding: 6px 12px;
  }
  .sidebar-nav a:hover {
    transform: none;
  }
  .sidebar-tip,
  .help-sidebar .btn-block {
    display: none;
  }
  .check-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .footer-top {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
}
@media (max-width: 760px) {
  .section {
    --space: 56px;
  }
  .site-header .container {
    flex-wrap: wrap;
    gap: 10px;
    min-height: 0;
    padding: 12px 16px;
  }
  .site-nav {
    flex-basis: 100%;
    display: block;
    max-height: 0;
    overflow: hidden;
    transition: max-height .25s ease;
  }
  .site-nav.open {
    max-height: calc(100vh - 120px);
    overflow-y: auto;
  }
  .site-nav .main-menu {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    border-top: 1px solid rgba(255, 255, 255, .08);
    margin-top: 4px;
    padding-top: 8px;
  }
  .site-nav .main-menu a {
    border-bottom: none;
    border-left: 3px solid transparent;
    padding: 13px 12px;
    border-radius: 4px;
  }
  .site-nav .main-menu a.active {
    border-left-color: var(--brand);
    background: rgba(180, 232, 42, .08);
  }
  .nav-toggle {
    display: flex;
  }
  .header-cta {
    margin-left: auto;
    order: 2;
  }
  .brand {
    font-size: 16px;
    flex: 0 1 auto;
  }
  .brand-mark {
    width: 30px;
    height: 30px;
    flex-basis: 30px;
  }
  .btn-sm {
    padding: 6px 11px;
    font-size: 12px;
    min-height: 32px;
  }
  .quick-grid {
    grid-template-columns: 1fr;
  }
  .quick-item {
    padding: 22px;
  }
  .page-hero {
    padding: 40px 0 42px;
  }
  .page-title {
    font-size: 30px;
  }
  .help-wrap {
    padding-bottom: 52px;
  }
  .help-section {
    padding: 20px 18px;
  }
  .help-section-head {
    align-items: flex-start;
  }
  .help-section-head .section-no {
    width: 34px;
    height: 34px;
    flex-basis: 34px;
  }
  .help-section-head h2 {
    font-size: 21px;
  }
  .help-q h3 {
    font-size: 17px;
    padding-left: 26px;
  }
  .q-body {
    margin-left: 0;
    font-size: 14px;
  }
  .cta-panel {
    padding: 28px 20px;
  }
  .cta-text h2 {
    font-size: 23px;
  }
  .cta-actions {
    flex-direction: column;
    width: 100%;
  }
  .cta-actions .btn {
    display: flex;
    width: 100%;
  }
  .footer-top {
    grid-template-columns: 1fr;
  }
  .footer-bottom {
    flex-direction: column;
  }
}
@media (max-width: 420px) {
  .container {
    padding: 0 16px;
  }
  .site-header .container {
    padding: 12px 14px;
  }
  .brand {
    font-size: 15px;
    gap: 8px;
  }
  .brand-mark {
    width: 28px;
    height: 28px;
    flex-basis: 28px;
  }
  .header-cta .btn-outline-light,
  .header-cta .btn-ghost {
    display: none;
  }
  .header-cta .btn-primary {
    min-height: 32px;
  }
  .page-title {
    font-size: 28px;
  }
  .help-section {
    padding-left: 14px;
    padding-right: 14px;
  }
}