/* roulang page: index */
:root{
  --bg:#0D0A17;
  --bg-2:#141026;
  --card:#1A1430;
  --thead:#1F1836;
  --primary:#6C3BF4;
  --primary-soft:rgba(108,59,244,.14);
  --accent:#C6F24E;
  --warn:#FF7A45;
  --text:#F3F1FA;
  --muted:#A8A2C4;
  --weak:#6F6A8A;
  --disabled:#4A4560;
  --line:rgba(255,255,255,.08);
  --line-hi:rgba(198,242,78,.28);
  --r-pill:999px;
  --r-lg:20px;
  --r-md:16px;
  --r-sm:8px;
  --r-input:12px;
  --shadow:0 2px 8px rgba(0,0,0,.28);
  --shadow-hover:0 12px 32px rgba(108,59,244,.26);
  --gap-section:96px;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;scroll-padding-top:118px;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:17px;
  line-height:1.85;
  letter-spacing:.015em;
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font:inherit;color:inherit;background:none;border:none;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
h1{font-size:clamp(30px,4.2vw,44px);font-weight:800;line-height:1.28;letter-spacing:.01em;}
h2{font-size:clamp(24px,2.6vw,30px);font-weight:700;line-height:1.35;letter-spacing:.01em;}
h3{font-size:20px;font-weight:600;line-height:1.5;}
p{line-height:1.85;}
::selection{background:rgba(108,59,244,.5);color:#fff;}

.container{width:100%;max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px;}
.section{padding-top:var(--gap-section);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;flex-wrap:wrap;}
.section-head p{color:var(--muted);font-size:15px;}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;letter-spacing:.18em;color:var(--accent);text-transform:uppercase;margin-bottom:14px;}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--line-hi);}
.link-more{display:inline-flex;align-items:center;gap:8px;font-size:15px;color:var(--muted);transition:color .25s,gap .25s;}
.link-more:hover{color:var(--accent);gap:12px;}
.link-more:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px;}

/* ============ 导航 ============ */
.site-header{position:sticky;top:0;z-index:120;padding-top:16px;padding-bottom:10px;}
.pill-nav{
  display:flex;align-items:center;gap:18px;
  height:64px;padding:0 10px 0 18px;
  border-radius:var(--r-pill);
  background:rgba(23,18,42,.72);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border:1px solid var(--line);
  box-shadow:var(--shadow);
}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto;padding:4px 6px;border-radius:var(--r-pill);transition:background-color .25s;}
.brand:hover{background:rgba(255,255,255,.05);}
.brand:focus-visible{outline:2px solid var(--accent);outline-offset:3px;}
.brand-mark{
  width:36px;height:36px;border-radius:11px;
  background:linear-gradient(135deg,#6C3BF4,#9A6CFF);
  display:grid;place-items:center;
  font-size:16px;font-weight:800;color:#fff;
  box-shadow:0 6px 16px rgba(108,59,244,.35);
}
.brand-text{display:flex;flex-direction:column;line-height:1.1;}
.brand-main{font-size:15px;font-weight:800;letter-spacing:.02em;white-space:nowrap;}
.brand-sub{font-size:11px;color:var(--muted);letter-spacing:.14em;white-space:nowrap;}

.nav-links{display:flex;align-items:center;gap:2px;margin-left:auto;}
.nav-links a{
  position:relative;display:inline-block;padding:9px 15px;border-radius:var(--r-pill);
  font-size:15px;color:var(--muted);white-space:nowrap;
  transition:color .25s,background-color .25s;
}
.nav-links a:hover{color:var(--text);background:rgba(255,255,255,.05);}
.nav-links a:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
.nav-links a.is-active{color:var(--text);}
.nav-links a.is-active::after{
  content:"";position:absolute;left:15px;right:15px;bottom:3px;height:3px;border-radius:3px;background:var(--accent);
}
.nav-cta{flex:0 0 auto;padding:11px 22px;font-size:15px;}
.nav-toggle{
  display:none;width:46px;height:46px;border-radius:var(--r-pill);
  align-items:center;justify-content:center;flex-direction:column;gap:5px;
  border:1px solid var(--line);cursor:pointer;transition:border-color .25s,background-color .25s;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--muted);transition:transform .25s,background-color .25s,opacity .25s;}
.nav-toggle:hover{border-color:var(--line-hi);background:rgba(255,255,255,.04);}
.nav-toggle.is-active span{background:var(--accent);}
.nav-toggle.is-active span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle.is-active span:nth-child(2){opacity:0;}
.nav-toggle.is-active span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
.nav-toggle:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}

.mobile-menu{
  overflow:hidden;max-height:0;
  transition:max-height .2s ease,opacity .2s ease;
  opacity:0;margin-top:10px;
  border-radius:var(--r-lg);
  background:rgba(23,18,42,.96);
  border:1px solid var(--line);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
}
.mobile-menu.is-open{max-height:340px;opacity:1;padding:14px;}
.mobile-menu a{
  display:block;padding:13px 16px;border-radius:14px;
  font-size:16px;color:var(--muted);transition:background-color .2s,color .2s;
}
.mobile-menu a:hover,.mobile-menu a.is-active{background:rgba(108,59,244,.16);color:#fff;}
.mobile-menu a.is-active{box-shadow:inset 3px 0 0 var(--accent);}
.mobile-menu .mobile-cta{display:block;text-align:center;margin-top:10px;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  border:1px solid transparent;border-radius:var(--r-pill);
  padding:12px 26px;font-size:15px;font-weight:600;line-height:1.4;
  cursor:pointer;white-space:nowrap;
  transition:transform .25s,box-shadow .25s,background-color .25s,color .25s,border-color .25s,filter .25s;
}
.btn i{font-size:14px;}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 6px 18px rgba(108,59,244,.3);}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-2px);box-shadow:0 14px 28px rgba(108,59,244,.42);color:#fff;}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 12px rgba(108,59,244,.32);}
.btn-ghost{background:transparent;border-color:rgba(108,59,244,.75);color:#BDA6FF;}
.btn-ghost:hover{background:var(--primary-soft);color:#fff;border-color:var(--primary);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}
.btn-block{width:100%;}
.btn:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}

/* ============ Hero ============ */
.hero{position:relative;padding:58px 0 0;overflow:hidden;}
.hero::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/backpic/back-1.webp') center 30%/cover no-repeat;
  opacity:.16;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(13,10,23,.72) 0%,rgba(13,10,23,.94) 62%,var(--bg) 100%);
}
.hero > .container{position:relative;z-index:2;}
.hero-inner{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:52px;align-items:center;}
.hero h1{margin-bottom:20px;}
.hero h1 em{font-style:normal;color:var(--accent);}
.hero-sub{font-size:18px;color:var(--muted);max-width:56ch;margin-bottom:30px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:28px;}
.trust-row{display:flex;flex-wrap:wrap;gap:10px;}
.trust-row span{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 16px;border-radius:var(--r-pill);
  border:1px solid var(--line);font-size:13px;color:var(--muted);
  background:rgba(255,255,255,.02);
}
.trust-row i{color:var(--accent);font-size:12px;}

.hero-visual{position:relative;}
.hero-visual .frame{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  border:1px solid var(--line);box-shadow:0 20px 50px rgba(0,0,0,.5);
  aspect-ratio:16/10;background:var(--card);
}
.hero-visual .frame img{width:100%;height:100%;object-fit:cover;}
.hero-visual .frame::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(200deg,rgba(13,10,23,.08) 20%,rgba(13,10,23,.82) 100%);
}
.hero-chip{
  position:absolute;top:16px;left:16px;z-index:3;
  padding:7px 14px;border-radius:var(--r-pill);
  background:rgba(13,10,23,.78);border:1px solid var(--line-hi);
  font-size:12px;letter-spacing:.1em;color:var(--accent);
}
.hero-badge{
  position:absolute;right:0;bottom:0;z-index:3;
  padding:12px 22px;border-radius:14px 0 0 0;
  clip-path:polygon(8px 0,100% 0,100% 100%,0 100%,0 8px);
  background:linear-gradient(135deg,#6C3BF4,#8B5CFF);
  color:#fff;font-size:14px;font-weight:700;letter-spacing:.04em;
  display:flex;align-items:center;gap:8px;
}
.hero-badge i{color:var(--accent);}

/* ============ 权益对比表 ============ */
.table-shell{
  border-radius:var(--r-lg);overflow:hidden;
  border:1px solid var(--line);background:var(--card);
  box-shadow:var(--shadow);
}
.benefit-table{width:100%;border-collapse:collapse;min-width:760px;}
.benefit-table thead th{
  background:var(--thead);color:var(--accent);
  font-size:15px;font-weight:600;text-align:center;
  padding:18px 16px;border-bottom:1px solid var(--line);
  position:relative;white-space:nowrap;
}
.benefit-table thead th:first-child{text-align:left;color:var(--muted);}
.benefit-table th.is-recommended{
  color:#fff;
  box-shadow:inset 2px 0 0 var(--primary),inset -2px 0 0 var(--primary);
}
.benefit-table td{
  height:52px;padding:0 16px;text-align:center;
  font-size:15px;color:var(--muted);
  border-bottom:1px solid rgba(255,255,255,.05);
}
.benefit-table tbody tr:nth-child(even) td{background:rgba(255,255,255,.03);}
.benefit-table td:first-child{text-align:left;color:var(--text);font-weight:600;}
.benefit-table td.is-recommended{
  box-shadow:inset 2px 0 0 var(--primary),inset -2px 0 0 var(--primary);
  background:rgba(108,59,244,.1);
}
.benefit-table tbody tr:last-child td{border-bottom:none;}
.benefit-table tbody tr:last-child td.is-recommended{box-shadow:inset 2px 0 0 var(--primary),inset -2px 0 0 var(--primary),inset 0 -2px 0 var(--primary);}
.ico-check{width:16px;height:16px;color:var(--accent);display:inline-block;vertical-align:middle;}
.ico-none{color:var(--disabled);opacity:.5;font-weight:600;}
.rec-flag{
  display:inline-block;margin-right:8px;padding:2px 9px;border-radius:var(--r-sm);
  background:var(--accent);color:#191433;font-size:11px;font-weight:800;letter-spacing:.06em;
  vertical-align:middle;
}
.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;}

.benefit-cards{display:none;gap:16px;grid-template-columns:1fr;}
.benefit-card{
  border:1px solid var(--line);border-radius:var(--r-md);
  background:var(--card);padding:20px 18px;
}
.benefit-card.is-recommended{border-color:var(--primary);box-shadow:0 0 0 1px rgba(108,59,244,.4);}
.benefit-card h3{margin-bottom:14px;display:flex;align-items:center;gap:8px;font-size:18px;}
.benefit-card li{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:9px 0;font-size:15px;color:var(--muted);
  border-bottom:1px dashed rgba(255,255,255,.06);
}
.benefit-card li:last-child{border-bottom:none;}

/* ============ 等级亮点 ============ */
.level-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px;}
.level-card{
  position:relative;padding:26px 22px 24px;
  border:1px solid var(--line);border-radius:var(--r-md);
  background:var(--card);box-shadow:var(--shadow);
  transition:transform .28s,box-shadow .28s,border-color .28s;
}
.level-card:hover{transform:translateY(-4px);border-color:rgba(108,59,244,.6);box-shadow:var(--shadow-hover);}
.level-card::after{
  content:"";position:absolute;top:46px;right:-22px;width:22px;
  border-top:1px dashed rgba(255,255,255,.14);
}
.level-card:last-child::after{display:none;}
.level-num{
  font-size:34px;font-weight:800;line-height:1;
  color:transparent;-webkit-text-stroke:1px var(--weak);
  margin-bottom:14px;letter-spacing:.02em;
}
.level-card h3{font-size:20px;margin-bottom:8px;}
.level-hint{font-size:14px;color:var(--accent);margin-bottom:16px;}
.level-card ul{margin-bottom:20px;}
.level-card li{
  position:relative;padding-left:18px;font-size:14.5px;color:var(--muted);margin-bottom:8px;
}
.level-card li::before{
  content:"";position:absolute;left:0;top:10px;width:6px;height:6px;border-radius:50%;background:var(--accent);opacity:.85;
}
.meter{height:6px;border-radius:6px;background:rgba(255,255,255,.08);overflow:hidden;}
.meter span{display:block;height:100%;border-radius:6px;background:linear-gradient(90deg,#6C3BF4,#C6F24E);}
.meter-label{display:flex;justify-content:space-between;font-size:12px;color:var(--weak);margin-top:8px;}

/* ============ 内容预览卡片 ============ */
.preview-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px;}
.card{
  display:flex;flex-direction:column;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;box-shadow:var(--shadow);
  transition:transform .28s,box-shadow .28s,border-color .28s;
}
.card:hover{transform:translateY(-4px);border-color:rgba(108,59,244,.65);box-shadow:var(--shadow-hover);}
.card-cover{display:block;aspect-ratio:16/10;overflow:hidden;background:#100D20;}
.card-cover img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease;}
.card:hover .card-cover img{transform:scale(1.04);}
.card-body{padding:18px 18px 20px;display:flex;flex-direction:column;flex:1 1 auto;}
.tag{
  display:inline-flex;align-items:center;align-self:flex-start;
  padding:3px 11px;border-radius:var(--r-sm);
  font-size:12px;color:var(--accent);
  background:rgba(198,242,78,.1);border:1px solid var(--line-hi);
  margin-bottom:12px;
}
.card-title{font-size:17px;font-weight:600;line-height:1.55;margin-bottom:10px;}
.card-title a{transition:color .25s;}
.card-title a:hover{color:#BDA6FF;}
.card-title a:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px;}
.card-desc{
  font-size:14.5px;color:var(--muted);line-height:1.75;margin-bottom:16px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-meta{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--weak);padding-top:12px;border-top:1px solid rgba(255,255,255,.06);
}
.card-meta .arrow{transition:transform .25s,color .25s;}
.card:hover .card-meta .arrow{transform:translateX(4px);color:var(--accent);}
.card-link{font-size:14px;color:#BDA6FF;display:inline-flex;align-items:center;gap:6px;margin-top:auto;}
.card-link:hover{color:var(--accent);}

/* ============ 资讯列表 ============ */
.news-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;}
.empty-state{
  grid-column:1/-1;height:120px;display:flex;flex-direction:column;
  align-items:center;justify-content:center;gap:8px;
  border:1px dashed var(--line);border-radius:var(--r-md);
  color:var(--weak);font-size:14px;background:rgba(255,255,255,.015);
}
.empty-state i{font-size:22px;color:var(--disabled);}

/* ============ 数据条 ============ */
.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;}
.stat{
  padding:22px;border-radius:var(--r-md);
  border:1px solid var(--line);background:var(--bg-2);
  transition:border-color .25s,background-color .25s;
}
.stat:hover{border-color:var(--line-hi);background:var(--card);}
.stat b{display:block;font-size:28px;font-weight:800;color:var(--accent);line-height:1.2;}
.stat span{font-size:14px;color:var(--muted);}

/* ============ FAQ ============ */
.faq-list{display:grid;gap:12px;}
.faq-item{
  border:1px solid var(--line);border-radius:var(--r-md);
  background:var(--card);overflow:hidden;
  transition:border-color .25s;
}
.faq-item.is-open{border-color:rgba(108,59,244,.6);}
.faq-q{
  width:100%;text-align:left;cursor:pointer;
  padding:20px 22px;display:flex;align-items:center;justify-content:space-between;gap:18px;
  font-size:18px;font-weight:600;color:var(--text);line-height:1.6;
  transition:color .25s,background-color .25s;
}
.faq-q:hover{color:#fff;background:rgba(255,255,255,.02);}
.faq-q:focus-visible{outline:2px solid var(--accent);outline-offset:-2px;}
.faq-icon{
  flex:0 0 auto;width:28px;height:28px;border-radius:50%;
  display:grid;place-items:center;font-size:15px;
  border:1px solid var(--line);color:var(--muted);
  transition:transform .3s,color .3s,border-color .3s,background-color .3s;
}
.faq-item.is-open .faq-icon{transform:rotate(180deg);color:#191433;background:var(--accent);border-color:var(--accent);}
.faq-a{display:grid;grid-template-rows:0fr;transition:grid-template-rows .28s ease;}
.faq-item.is-open .faq-a{grid-template-rows:1fr;}
.faq-a-inner{overflow:hidden;}
.faq-a-body{
  position:relative;padding:0 22px 20px 22px;color:var(--muted);font-size:15.5px;line-height:1.9;
}
.faq-item.is-open .faq-a-body::before{
  content:"";position:absolute;left:0;top:2px;bottom:18px;width:3px;border-radius:3px;background:var(--accent);
}
.faq-a-body p{margin-bottom:8px;}
.faq-a-body p:last-child{margin-bottom:0;}

/* ============ 开通会员 ============ */
.signup-wrap{
  border:1px solid var(--line);border-radius:24px;
  background:linear-gradient(160deg,#191333 0%,#120E24 100%);
  padding:44px 40px;box-shadow:var(--shadow);
}
.signup-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:48px;align-items:start;}
.signup-copy h2{margin-bottom:14px;}
.signup-copy > p{color:var(--muted);font-size:15.5px;margin-bottom:24px;}
.check-list li{
  position:relative;padding-left:26px;margin-bottom:12px;font-size:15.5px;color:var(--muted);
}
.check-list li::before{
  content:"";position:absolute;left:0;top:9px;width:14px;height:8px;
  border-left:2px solid var(--accent);border-bottom:2px solid var(--accent);
  transform:rotate(-45deg);
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:14px;}
.field{display:flex;flex-direction:column;gap:7px;}
.field label{font-size:13.5px;color:var(--muted);}
.field input,.field select,.field textarea{
  width:100%;padding:13px 15px;
  background:#12102A;border:1px solid var(--line);border-radius:var(--r-input);
  color:var(--text);font-size:15px;
  transition:border-color .25s,box-shadow .25s,background-color .25s;
}
.field textarea{min-height:96px;resize:vertical;}
.field input::placeholder,.field textarea::placeholder{color:var(--weak);}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--primary);
  box-shadow:0 0 0 3px rgba(108,59,244,.25);
  background:#151233;
}
.field select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--muted) 50%),linear-gradient(135deg,var(--muted) 50%,transparent 50%);background-position:calc(100% - 20px) 50%,calc(100% - 14px) 50%;background-size:6px 6px,6px 6px;background-repeat:no-repeat;}
.form-note{font-size:12.5px;color:var(--weak);line-height:1.7;margin-top:12px;}
.form-msg{
  display:none;margin-top:14px;padding:12px 16px;border-radius:var(--r-input);
  font-size:14px;color:var(--accent);
  background:rgba(198,242,78,.08);border:1px solid var(--line-hi);
}
.form-msg.is-show{display:block;}

/* ============ 页脚 ============ */
.site-footer{margin-top:var(--gap-section);background:#0A0814;border-top:1px solid var(--line);padding:60px 0 26px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px;}
.footer-brand .brand-main{font-size:16px;}
.footer-brand .brand-sub{font-size:11px;color:var(--weak);}
.footer-about{font-size:14px;color:var(--weak);line-height:1.9;max-width:34ch;}
.footer-col h4{font-size:14px;color:var(--accent);font-weight:600;margin-bottom:16px;letter-spacing:.04em;}
.footer-col li{margin-bottom:10px;}
.footer-col a{font-size:14.5px;color:var(--muted);display:inline-block;transition:color .22s,transform .22s;}
.footer-col a:hover{color:#fff;transform:translateX(-2px);}
.footer-col a:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px;}
.footer-bottom{
  margin-top:40px;padding-top:20px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--weak);
}
.footer-bottom a{color:var(--weak);transition:color .22s;}
.footer-bottom a:hover{color:var(--accent);}

/* ============ 响应式 ============ */
@media (min-width:1400px){
  .container{max-width:1240px;}
}
@media (max-width:1199px){
  :root{--gap-section:76px;}
  .pill-nav{gap:12px;}
  .nav-links a{padding:9px 12px;font-size:14.5px;}
  .level-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .level-card::after{display:none;}
  .preview-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (max-width:991px){
  :root{--gap-section:64px;}
  .nav-links,.nav-cta{display:none;}
  .nav-toggle{display:flex;margin-left:auto;}
  .hero-inner{grid-template-columns:1fr;gap:36px;}
  .hero-visual{order:2;}
  .stats{grid-template-columns:repeat(2,minmax(0,1fr));}
  .news-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .signup-grid{grid-template-columns:1fr;gap:32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767px){
  :root{--gap-section:48px;}
  body{font-size:16px;}
  .container{padding-left:16px;padding-right:16px;}
  .site-header{padding-top:10px;}
  .pill-nav{height:58px;padding-left:14px;padding-right:8px;}
  .brand-mark{width:32px;height:32px;font-size:15px;}
  .brand-main{font-size:14px;}
  .brand-sub{font-size:10px;letter-spacing:.08em;}
  .hero{padding-top:38px;}
  .hero-sub{font-size:16px;}
  .hero-actions .btn{flex:1 1 100%;}
  .hero-badge{font-size:13px;padding:10px 16px;}
  .section-head{flex-direction:column;align-items:flex-start;gap:10px;}
  .table-scroll{display:none;}
  .benefit-cards{display:grid;}
  .level-grid,.preview-grid,.news-grid{grid-template-columns:1fr;}
  .stats{grid-template-columns:1fr 1fr;}
  .signup-wrap{border-radius:20px;padding:28px 20px;}
  .form-row{grid-template-columns:1fr;}
  .faq-q{font-size:16px;padding:17px 18px;}
  .faq-a-body{padding:0 18px 18px 18px;font-size:15px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;gap:8px;}
}
@media (max-width:400px){
  .stats{grid-template-columns:1fr;}
}

/* roulang page: article */
:root{
  --bg:#0D0A17;
  --bg-2:#141026;
  --card:#1A1430;
  --card-2:#1F1836;
  --primary:#6C3BF4;
  --primary-soft:rgba(108,59,244,.14);
  --primary-deep:rgba(108,59,244,.08);
  --accent:#C6F24E;
  --accent-soft:rgba(198,242,78,.12);
  --warn:#FF7A45;
  --text:#F3F1FA;
  --muted:#A8A2C4;
  --faint:#6F6A8A;
  --disabled:#4A4560;
  --line:rgba(255,255,255,.08);
  --line-accent:rgba(198,242,78,.28);
  --radius-lg:24px;
  --radius:16px;
  --radius-sm:12px;
  --radius-pill:999px;
  --shadow:0 2px 8px rgba(0,0,0,.28);
  --shadow-hover:0 12px 32px rgba(108,59,244,.26);
  --container:1200px;
  --section:96px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.8;
  letter-spacing:.015em;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none;transition:color .25s,background-color .25s,border-color .25s,transform .25s;}
img{max-width:100%;display:block;}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.35;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
.tnum{font-variant-numeric:tabular-nums;}

.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}

/* ===== 阅读进度 ===== */
.reading-progress{
  position:fixed;
  top:0;left:0;
  height:3px;width:0;
  background:linear-gradient(90deg,var(--primary),var(--accent));
  z-index:2000;
  transition:width .12s linear;
}

/* ===== 导航 ===== */
.site-header{
  position:sticky;
  top:0;
  z-index:1000;
  padding:16px 0;
  background:linear-gradient(180deg,rgba(13,10,23,.94),rgba(13,10,23,.42));
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
}
.pill-nav{
  display:flex;
  align-items:center;
  gap:18px;
  height:64px;
  padding:0 12px 0 18px;
  border-radius:var(--radius-pill);
  background:rgba(23,18,42,.72);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border:1px solid var(--line);
  box-shadow:var(--shadow);
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:36px;height:36px;
  display:grid;place-items:center;
  border-radius:12px;
  background:linear-gradient(135deg,var(--primary),#8E63FF);
  color:#fff;font-weight:800;font-size:17px;
  box-shadow:0 4px 14px rgba(108,59,244,.42);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-main{font-size:16px;font-weight:800;letter-spacing:.02em;}
.brand-sub{font-size:11px;color:var(--accent);letter-spacing:.14em;}
.nav-links{display:flex;align-items:center;gap:6px;margin-left:auto;}
.nav-links a{
  position:relative;
  display:block;
  padding:8px 14px;
  border-radius:var(--radius-pill);
  font-size:15px;
  color:var(--muted);
}
.nav-links a:hover{color:var(--text);background:rgba(255,255,255,.05);}
.nav-links a.is-active{color:var(--text);}
.nav-links a.is-active::after{
  content:"";
  position:absolute;left:14px;right:14px;bottom:2px;
  height:3px;border-radius:3px;background:var(--accent);
}
.nav-cta{margin-left:8px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 26px;
  border-radius:var(--radius-pill);
  font-weight:600;
  font-size:15px;
  line-height:1;
  transition:transform .25s,box-shadow .25s,background-color .25s,color .25s,border-color .25s,filter .25s;
  white-space:nowrap;
}
.btn-primary{background:var(--primary);color:#fff;border:1px solid var(--primary);}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-2px);box-shadow:var(--shadow-hover);color:#fff;}
.btn-primary:active{transform:translateY(0);box-shadow:none;}
.btn-ghost{background:transparent;color:#CDB9FF;border:1px solid var(--primary);}
.btn-ghost:hover{background:var(--primary-soft);color:#fff;transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}
.nav-toggle{
  display:none;
  width:42px;height:42px;
  border-radius:12px;
  border:1px solid var(--line);
  padding:11px 10px;
  flex-direction:column;
  justify-content:space-between;
}
.nav-toggle span{display:block;height:2px;border-radius:2px;background:var(--muted);transition:background-color .2s;}
.nav-toggle:hover span{background:var(--accent);}
.mobile-menu{
  display:none;
  margin-top:10px;
  border-radius:20px;
  background:rgba(23,18,42,.96);
  border:1px solid var(--line);
  padding:10px;
  overflow:hidden;
}
.mobile-menu a{
  display:block;
  padding:13px 16px;
  border-radius:14px;
  font-size:15px;
  color:var(--muted);
}
.mobile-menu a:hover{background:rgba(255,255,255,.05);color:var(--text);}
.mobile-menu a.is-active{color:var(--accent);}
.mobile-cta{margin-top:8px;width:100%;}

/* ===== 面包屑 ===== */
.crumb-bar{
  border-bottom:1px solid var(--line);
  background:var(--bg-2);
}
.crumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  padding:16px 0;
  font-size:14px;
  color:var(--faint);
}
.crumb a{color:var(--muted);}
.crumb a:hover{color:var(--accent);}
.crumb .sep{color:var(--disabled);}
.crumb .current{color:var(--text);max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* ===== 文章头 ===== */
.article-head{padding:56px 0 0;}
.article-head-inner{max-width:820px;margin:0 auto;}
.cat-pill{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 14px;
  border-radius:var(--radius-pill);
  background:var(--accent-soft);
  border:1px solid var(--line-accent);
  color:var(--accent);
  font-size:13px;
  font-weight:600;
}
.article-head h1{
  margin:20px 0 18px;
  font-size:clamp(30px,4.2vw,44px);
  font-weight:800;
  line-height:1.28;
  letter-spacing:.01em;
}
.meta-row{
  display:flex;flex-wrap:wrap;align-items:center;gap:20px;
  font-size:14px;color:var(--faint);
}
.meta-row i{color:var(--primary);margin-right:6px;}
.cover-figure{
  margin:32px 0 0;
  border-radius:var(--radius);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow);
  background:var(--card);
}
.cover-figure img{width:100%;aspect-ratio:16/9;object-fit:cover;}

/* ===== 正文 ===== */
.article-wrap{padding:44px 0 var(--section);}
.article-body{
  max-width:800px;
  margin:0 auto;
  font-size:17px;
  line-height:1.9;
  color:var(--text);
}
.article-body p{margin:0 0 1.1em;font-size:17px;line-height:1.9;}
.article-body h2{
  position:relative;
  margin:44px 0 18px;
  padding-left:16px;
  font-size:clamp(22px,2.4vw,28px);
  font-weight:700;
}
.article-body h2::before{
  content:"";
  position:absolute;left:0;top:.2em;bottom:.2em;
  width:4px;border-radius:4px;background:var(--primary);
}
.article-body h3{margin:32px 0 14px;font-size:20px;font-weight:600;}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:1.4em;}
.article-body ul li{list-style:none;position:relative;padding-left:18px;margin-bottom:.5em;line-height:1.85;}
.article-body ul li::before{
  content:"";position:absolute;left:0;top:.72em;
  width:6px;height:6px;border-radius:50%;background:var(--accent);
}
.article-body ol{list-style:decimal;}
.article-body ol li{margin-bottom:.5em;line-height:1.85;padding-left:4px;}
.article-body ol li::marker{color:var(--accent);font-weight:700;}
.article-body blockquote{
  margin:26px 0;
  padding:16px 22px;
  border-left:3px solid var(--primary);
  border-radius:0 14px 14px 0;
  background:var(--primary-deep);
  color:var(--muted);
  font-size:16px;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{max-width:100%;height:auto;border-radius:var(--radius);margin:26px auto;}
.article-body figure{margin:26px 0;}
.article-body figcaption{
  margin-top:10px;
  text-align:center;
  font-size:13px;
  color:var(--faint);
}
.article-body table{
  width:100%;
  margin:26px 0;
  border-collapse:separate;
  border-spacing:0;
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
  font-size:15px;
  font-variant-numeric:tabular-nums;
}
.article-body thead th{
  background:var(--card-2);
  color:var(--accent);
  font-weight:600;
  text-align:left;
  padding:13px 16px;
}
.article-body td{
  padding:13px 16px;
  border-top:1px solid var(--line);
  color:var(--muted);
}
.article-body tbody tr:nth-child(even){background:rgba(255,255,255,.03);}
.article-body a{color:#B79BFF;border-bottom:1px dashed rgba(183,155,255,.5);}
.article-body a:hover{color:var(--accent);border-bottom-color:var(--line-accent);}

/* ===== 空态 ===== */
.empty-state{
  max-width:800px;
  margin:0 auto;
  min-height:200px;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:14px;
  border:1px dashed var(--line);
  border-radius:var(--radius-lg);
  background:var(--card);
  text-align:center;
  padding:40px 24px;
}
.empty-state i{font-size:30px;color:var(--faint);}
.empty-state p{font-size:14px;color:var(--faint);}

/* ===== 标签 ===== */
.tag-section{max-width:800px;margin:48px auto 0;padding-top:28px;border-top:1px solid var(--line);}
.tag-title{font-size:14px;color:var(--faint);margin-bottom:14px;}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;}
.tag{
  display:inline-flex;align-items:center;
  padding:7px 16px;
  border-radius:var(--radius-pill);
  background:var(--card);
  border:1px solid var(--line);
  font-size:14px;
  color:var(--muted);
  transition:border-color .25s,color .25s,transform .25s;
}
.tag:hover{border-color:var(--line-accent);color:var(--accent);transform:translateY(-2px);}

/* ===== 相关推荐 ===== */
.related{padding:0 0 var(--section);}
.related-inner{max-width:1120px;margin:0 auto;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:32px;}
.section-head h2{font-size:clamp(22px,2.4vw,28px);font-weight:700;}
.section-head .sub{font-size:14px;color:var(--faint);margin-top:8px;}
.section-head .more{font-size:14px;color:#B79BFF;display:inline-flex;align-items:center;gap:6px;}
.section-head .more:hover{color:var(--accent);}
.section-head .more i{transition:transform .25s;}
.section-head .more:hover i{transform:translateX(4px);}
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.post-card{
  display:flex;flex-direction:column;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
  transition:transform .28s,box-shadow .28s,border-color .28s;
  height:100%;
}
.post-card:hover{transform:translateY(-4px);border-color:rgba(108,59,244,.6);box-shadow:var(--shadow-hover);}
.post-thumb{overflow:hidden;aspect-ratio:16/10;background:var(--card-2);}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s;}
.post-card:hover .post-thumb img{transform:scale(1.04);}
.post-body{padding:20px;display:flex;flex-direction:column;gap:12px;flex:1;}
.post-body h3{font-size:18px;font-weight:600;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.post-body .desc{
  font-size:14px;color:var(--muted);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-foot{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--faint);
}
.post-foot .arrow{color:#B79BFF;transition:transform .25s,color .25s;}
.post-card:hover .post-foot .arrow{transform:translateX(4px);color:var(--accent);}

/* ===== 返回条 ===== */
.back-bar{
  border-top:1px solid var(--line);
  background:var(--bg-2);
}
.back-inner{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;
  gap:18px;
  padding:34px 0;
}
.back-inner .tip{font-size:14px;color:var(--faint);}
.back-actions{display:flex;flex-wrap:wrap;gap:12px;}

/* ===== 页脚 ===== */
.site-footer{
  background:#0A0814;
  border-top:1px solid var(--line);
  padding-top:64px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1fr;
  gap:40px;
  padding-bottom:48px;
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-about{font-size:14px;color:var(--faint);line-height:1.85;max-width:340px;}
.footer-col h4{font-size:14px;color:var(--accent);font-weight:600;margin-bottom:16px;letter-spacing:.06em;}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul a{font-size:14px;color:var(--muted);display:inline-block;}
.footer-col ul a:hover{color:#fff;transform:translateX(-2px);}
.footer-bottom{
  border-top:1px solid var(--line);
  padding:22px 0 30px;
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  font-size:13px;color:var(--faint);
}
.footer-bottom a{color:var(--muted);}
.footer-bottom a:hover{color:var(--accent);}

@media (max-width:1199.98px){
  .container{padding-left:20px;padding-right:20px;}
  .card-grid{gap:20px;}
}
@media (max-width:991.98px){
  :root{--section:72px;}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px;}
  .card-grid{grid-template-columns:repeat(2,1fr);}
  .nav-links{display:none;}
  .nav-cta{display:none;}
  .nav-toggle{display:flex;margin-left:auto;}
  .mobile-menu{display:block;max-height:0;padding-top:0;padding-bottom:0;border-width:0;opacity:0;transition:max-height .2s ease,padding .2s ease,opacity .2s ease;}
  .mobile-menu.is-open{max-height:340px;padding-top:10px;padding-bottom:10px;border-width:1px;opacity:1;}
}
@media (max-width:767.98px){
  :root{--section:52px;}
  .container{padding-left:16px;padding-right:16px;}
  .site-header{padding:12px 0;}
  .pill-nav{height:60px;padding:0 10px 0 14px;}
  .article-head{padding:36px 0 0;}
  .crumb .current{max-width:200px;}
  .card-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .back-inner{flex-direction:column;align-items:flex-start;}
  .back-actions{width:100%;}
  .back-actions .btn{flex:1;}
  .article-body{font-size:16px;}
  .article-body p{font-size:16px;}
}

/* roulang page: category1 */
:root{
  --bg:#0D0A17;
  --bg-2:#141026;
  --card:#1A1430;
  --thead:#1F1836;
  --primary:#6C3BF4;
  --primary-soft:rgba(108,59,244,.14);
  --primary-line:rgba(108,59,244,.55);
  --accent:#C6F24E;
  --accent-soft:rgba(198,242,78,.28);
  --warn:#FF7A45;
  --text:#F3F1FA;
  --muted:#A8A2C4;
  --weak:#6F6A8A;
  --disabled:#4A4560;
  --line:rgba(255,255,255,.08);
  --r-pill:999px;
  --r-xl:24px;
  --r-lg:20px;
  --r-card:16px;
  --r-sm:12px;
  --r-badge:8px;
  --shadow-1:0 2px 8px rgba(0,0,0,.28);
  --shadow-2:0 12px 32px rgba(108,59,244,.26);
  --font:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  letter-spacing:.015em;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--text);text-decoration:none;transition:color .25s ease,border-color .25s ease,background-color .25s ease}
a:hover{color:#fff}
button{font-family:inherit}
h1,h2,h3,h4{margin:0;letter-spacing:.02em;line-height:1.35}
h1{font-size:clamp(30px,4.2vw,44px);font-weight:800}
h2{font-size:clamp(24px,2.6vw,30px);font-weight:700}
h3{font-size:20px;font-weight:600}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.num{font-variant-numeric:tabular-nums}
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 24px;
}
.section{padding:96px 0}
.section--tight{padding-top:0}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

/* ---------- 导航 ---------- */
.site-header{position:sticky;top:16px;z-index:80;padding-top:16px}
.pill-nav{
  display:flex;
  align-items:center;
  gap:22px;
  min-height:64px;
  padding:8px 10px 8px 16px;
  border-radius:var(--r-pill);
  background:rgba(23,18,42,.72);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border:1px solid var(--line);
  box-shadow:0 10px 34px rgba(0,0,0,.4);
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:36px;height:36px;flex-shrink:0;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:12px;
  background:linear-gradient(140deg,var(--primary),#8E5BFF);
  color:#fff;font-weight:800;font-size:17px;
  box-shadow:0 6px 18px rgba(108,59,244,.4);
}
.brand-text{display:flex;flex-direction:column;line-height:1.16}
.brand-main{font-size:15px;font-weight:700;color:#fff}
.brand-sub{font-size:11px;color:var(--muted);letter-spacing:.12em}
.nav-links{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav-links li a{
  position:relative;
  display:block;
  padding:9px 14px;
  font-size:15px;
  color:var(--muted);
  border-radius:var(--r-pill);
}
.nav-links li a::after{
  content:"";position:absolute;left:50%;bottom:2px;
  width:0;height:3px;border-radius:2px;background:var(--accent);
  transform:translateX(-50%);transition:width .25s ease;
}
.nav-links li a:hover{color:#fff;background:rgba(255,255,255,.05)}
.nav-links li a:hover::after,.nav-links li a.is-active::after{width:18px}
.nav-links li a.is-active{color:#fff;background:rgba(108,59,244,.16)}
.nav-cta{flex-shrink:0}
.nav-toggle{
  display:none;width:44px;height:44px;margin-left:auto;
  border:1px solid var(--line);border-radius:14px;background:transparent;
  padding:0;cursor:pointer;align-items:center;justify-content:center;flex-direction:column;gap:4px;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--muted);transition:background .2s ease,transform .2s ease}
.nav-toggle[aria-expanded="true"] span{background:var(--accent)}
.mobile-menu{
  max-height:0;overflow:hidden;margin-top:10px;
  border-radius:var(--r-lg);
  background:rgba(20,16,38,.97);
  border:1px solid transparent;
  transition:max-height .2s ease,border-color .2s ease;
}
.mobile-menu.is-open{max-height:420px;border-color:var(--line)}
.mobile-menu a{display:block;padding:14px 20px;font-size:16px;color:var(--muted);border-bottom:1px solid var(--line)}
.mobile-menu a:last-child{border-bottom:0}
.mobile-menu a.is-active{color:#fff;box-shadow:inset 3px 0 0 var(--accent)}
.mobile-menu .mobile-cta{margin:14px 20px 18px;text-align:center;border-bottom:0}

/* ---------- 按钮 / 徽章 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 26px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;line-height:1.2;
  border:1px solid transparent;cursor:pointer;
  transition:transform .25s ease,box-shadow .25s ease,background-color .25s ease,color .25s ease,border-color .25s ease,filter .25s ease;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 6px 18px rgba(108,59,244,.32)}
.btn-primary:hover{background:var(--primary);filter:brightness(1.08);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-2)}
.btn-primary:active{transform:translateY(0);filter:brightness(.98)}
.btn-ghost{background:transparent;border-color:var(--primary-line);color:#C9B6FF}
.btn-ghost:hover{background:var(--primary-soft);color:#fff;transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0)}
.btn-accent{background:var(--accent);color:#161029}
.btn-accent:hover{filter:brightness(1.06);color:#161029;transform:translateY(-2px);box-shadow:0 12px 30px rgba(198,242,78,.22)}
.btn-sm{padding:9px 20px;font-size:14px}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:var(--r-badge);
  font-size:12px;font-weight:600;letter-spacing:.06em;
}
.badge-accent{background:var(--accent-soft);color:var(--accent)}
.badge-soft{background:rgba(255,255,255,.06);color:var(--muted);border:1px solid var(--line)}
.badge-warn{background:rgba(255,122,69,.16);color:var(--warn)}

/* ---------- 页首 ---------- */
.page-hero{
  position:relative;
  margin-top:26px;
  padding:64px 0 56px;
  border-radius:var(--r-xl);
  overflow:hidden;
  background:#141026 url('/assets/images/backpic/back-2.png') center/cover no-repeat;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(13,10,23,.94) 8%,rgba(13,10,23,.78) 55%,rgba(20,16,38,.72) 100%);
}
.page-hero > .container{position:relative;z-index:2}
.breadcrumb-row{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--weak);margin-bottom:26px}
.breadcrumb-row a{color:var(--muted)}
.breadcrumb-row a:hover{color:#fff}
.breadcrumb-row .sep{color:var(--disabled)}
.breadcrumb-row .current{color:var(--accent)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.14em;color:var(--accent);
  text-transform:none;margin-bottom:16px;
}
.eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--accent)}
.page-hero h1{max-width:920px}
.page-hero .lead{max-width:760px;margin-top:20px;font-size:17px;color:var(--muted)}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 20px;border-radius:var(--r-pill);
  font-size:14px;color:var(--muted);
  background:rgba(255,255,255,.04);
  border:1px solid var(--line);
}
.chip:hover{color:#fff;border-color:var(--accent-soft);background:rgba(198,242,78,.08);transform:translateY(-2px)}
.chip::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--primary)}

/* ---------- 板块标题 ---------- */
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:42px}
.section-head h2{position:relative;padding-left:16px}
.section-head h2::before{
  content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;border-radius:3px;background:var(--primary);
}
.section-head p{max-width:620px;margin:10px 0 0;font-size:15px;color:var(--muted)}
.link-more{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:#C9B6FF}
.link-more .arrow{transition:transform .25s ease}
.link-more:hover{color:#fff}
.link-more:hover .arrow{transform:translateX(4px)}

/* ---------- 权益要点卡 ---------- */
.point-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.point-card{
  height:100%;
  padding:26px 24px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--shadow-1);
  transition:transform .28s ease,border-color .28s ease,box-shadow .28s ease;
}
.point-card:hover{transform:translateY(-4px);border-color:var(--primary-line);box-shadow:var(--shadow-2)}
.point-icon{
  width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;
  border-radius:14px;margin-bottom:16px;
  background:var(--primary-soft);border:1px solid var(--primary-line);color:#C9B6FF;font-weight:700;
  font-size:15px;font-variant-numeric:tabular-nums;
}
.point-card h3{margin-bottom:8px}
.point-card p{font-size:15px;color:var(--muted);margin:0}
.media-card{
  height:100%;
  display:flex;flex-direction:column;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  overflow:hidden;
  box-shadow:var(--shadow-1);
}
.media-card figure{margin:0;overflow:hidden;aspect-ratio:16/10}
.media-card figure img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.media-card:hover figure img{transform:scale(1.04)}
.media-body{padding:24px;display:flex;flex-direction:column;gap:14px;flex:1}
.media-body h3{font-size:19px}
.media-body p{font-size:15px;color:var(--muted)}
.stat-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:auto}
.stat{
  flex:1 1 92px;padding:12px 14px;border-radius:var(--r-sm);
  background:var(--bg-2);border:1px solid var(--line);
}
.stat strong{display:block;font-size:20px;color:var(--accent);font-variant-numeric:tabular-nums}
.stat span{font-size:12px;color:var(--weak)}

/* ---------- 对照表 ---------- */
.table-shell{
  border-radius:var(--r-lg);
  overflow:hidden;
  border:1px solid var(--line);
  background:var(--card);
  box-shadow:var(--shadow-1);
}
.matrix{width:100%;border-collapse:collapse;font-size:15px;font-variant-numeric:tabular-nums}
.matrix thead th{
  background:var(--thead);
  color:var(--accent);
  font-weight:600;
  font-size:14px;
  padding:18px 16px;
  text-align:center;
  border-bottom:1px solid var(--line);
  letter-spacing:.06em;
}
.matrix thead th:first-child{text-align:left;color:var(--muted)}
.matrix tbody td{
  padding:0 16px;
  height:52px;
  text-align:center;
  color:var(--text);
  border-bottom:1px solid var(--line);
}
.matrix tbody tr:last-child td{border-bottom:0}
.matrix tbody tr:nth-child(even) td{background:rgba(255,255,255,.03)}
.matrix tbody td:first-child{
  text-align:left;font-weight:600;color:#fff;white-space:nowrap;
}
.matrix .col-feature{background:rgba(108,59,244,.12)!important;box-shadow:inset 1px 0 0 var(--primary-line),inset -1px 0 0 var(--primary-line)}
.matrix thead .col-feature{background:rgba(108,59,244,.22)!important;color:#fff}
.head-feature{display:flex;flex-direction:column;align-items:center;gap:6px}
.ico-check{color:var(--accent)}
.dash{color:rgba(255,255,255,.4)}
.table-note{margin-top:16px;font-size:14px;color:var(--weak)}

/* 移动端等级卡 */
.matrix-cards{display:none;gap:16px}
.matrix-card{
  padding:22px 20px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
}
.matrix-card.is-feature{border-color:var(--primary-line);box-shadow:0 10px 26px rgba(108,59,244,.2)}
.matrix-card header{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}
.matrix-card h3{font-size:18px}
.matrix-card ul li{
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  padding:10px 0;font-size:14px;color:var(--muted);border-bottom:1px dashed var(--line);
}
.matrix-card ul li:last-child{border-bottom:0}
.matrix-card ul li span:last-child{color:var(--text);font-weight:600}

/* ---------- 确认清单 ---------- */
.checklist{
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px 28px;
  padding:32px;
  background:var(--bg-2);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
}
.checklist li{display:flex;gap:12px;font-size:15px;color:var(--muted)}
.checklist li::before{
  content:"";flex:0 0 auto;width:8px;height:8px;margin-top:9px;border-radius:50%;
  background:var(--accent);box-shadow:0 0 0 4px rgba(198,242,78,.12);
}

/* ---------- FAQ ---------- */
.accordion{--bs-accordion-bg:transparent;--bs-accordion-border-width:0}
.accordion-item{
  background:var(--card);
  border:1px solid var(--line)!important;
  border-radius:var(--r-card)!important;
  overflow:hidden;
  margin-bottom:12px;
}
.accordion-button{
  background:transparent;
  color:#fff;
  font-size:18px;
  font-weight:600;
  padding:20px 22px;
  box-shadow:none!important;
  border-radius:var(--r-card)!important;
}
.accordion-button:not(.collapsed){color:#fff;background:rgba(108,59,244,.1)}
.accordion-button:focus{box-shadow:none;outline:2px solid var(--accent);outline-offset:-3px}
.accordion-button::after{
  background-image:none;
  content:"+";
  width:auto;height:auto;
  font-size:22px;line-height:1;
  color:var(--accent);
  transform:none;
  display:flex;align-items:center;justify-content:center;
  transition:transform .25s ease;
}
.accordion-button:not(.collapsed)::after{content:"−";transform:rotate(180deg)}
.accordion-button:not(.collapsed){box-shadow:inset 3px 0 0 var(--accent)!important}
.accordion-body{padding:4px 22px 22px;font-size:15px;color:var(--muted)}
.accordion-body p+p{margin-top:10px}

/* ---------- 底部 CTA 条 ---------- */
.cta-bar{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px;
  padding:34px 36px;
  border-radius:var(--r-xl);
  border:1px solid var(--accent-soft);
  background:linear-gradient(120deg,rgba(108,59,244,.24),rgba(20,16,38,.9) 62%);
}
.cta-bar h2{font-size:clamp(22px,2.2vw,28px)}
.cta-bar p{margin-top:8px;font-size:15px;color:var(--muted);max-width:600px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}

/* ---------- 页脚 ---------- */
.site-footer{margin-top:20px;padding:72px 0 34px;background:#0A0814;border-top:1px solid var(--line)}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:18px}
.footer-about{font-size:14px;color:var(--weak);max-width:340px}
.footer-col h4{font-size:14px;color:var(--accent);letter-spacing:.08em;margin-bottom:16px}
.footer-col li{margin-bottom:10px}
.footer-col a{font-size:14px;color:var(--muted);display:inline-block}
.footer-col a:hover{color:#fff;transform:translateX(-2px)}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  margin-top:52px;padding-top:22px;border-top:1px solid var(--line);
  font-size:13px;color:var(--weak);
}
.footer-bottom a{color:var(--muted)}
.footer-bottom a:hover{color:#fff}

/* ---------- 响应式 ---------- */
@media (min-width:1400px){
  .container{max-width:1240px}
}
@media (max-width:1199px){
  .container{max-width:960px}
  .nav-links li a{padding:9px 11px;font-size:14px}
}
@media (max-width:991px){
  .section{padding:64px 0}
  .page-hero{padding:52px 0 44px}
  .nav-links,.nav-cta{display:none}
  .nav-toggle{display:flex}
  .point-grid{grid-template-columns:1fr}
  .matrix{font-size:14px}
  .matrix thead th,.matrix tbody td{padding:0 12px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .footer-about{max-width:none}
}
@media (max-width:767px){
  body{font-size:15px}
  .container{padding:0 16px}
  .section{padding:48px 0}
  .section-head{margin-bottom:30px}
  .site-header{top:10px}
  .pill-nav{min-height:58px;padding:7px 8px 7px 12px}
  .page-hero{border-radius:var(--r-lg);padding:40px 0 34px}
  .page-hero .lead{font-size:15px}
  .checklist{grid-template-columns:1fr;padding:24px 20px}
  .table-shell{display:none}
  .matrix-cards{display:grid}
  .accordion-button{font-size:16px;padding:16px 18px}
  .accordion-body{padding:2px 18px 18px}
  .cta-bar{padding:26px 22px;border-radius:var(--r-lg)}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1 1 100%}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column}
}
@media (max-width:520px){
  .brand-sub{letter-spacing:.06em}
  .chip{padding:8px 16px;font-size:13px}
  .stat-row{gap:10px}
}

/* roulang page: category2 */
:root{
  --bg:#0D0A17;
  --bg-2:#141026;
  --card:#1A1430;
  --head:#1F1836;
  --primary:#6C3BF4;
  --primary-soft:#9C7BFF;
  --accent:#C6F24E;
  --warn:#FF7A45;
  --text:#F3F1FA;
  --text-2:#A8A2C4;
  --text-3:#6F6A8A;
  --disabled:#4A4560;
  --line:rgba(255,255,255,.08);
  --line-hi:rgba(198,242,78,.28);
  --radius-lg:24px;
  --radius-md:20px;
  --radius-card:16px;
  --radius-sm:12px;
  --radius-badge:8px;
  --shadow:0 2px 8px rgba(0,0,0,.28);
  --shadow-hover:0 12px 32px rgba(108,59,244,.26);
  --section:92px;
  --container:1200px;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  letter-spacing:.015em;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--primary-soft);text-decoration:none;transition:color .25s,background-color .25s,border-color .25s,transform .25s}
a:hover{color:#fff}
h1,h2,h3,h4{margin:0;line-height:1.35;font-weight:700}
p{margin:0 0 1.05em}
p:last-child{margin-bottom:0}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus{outline:none}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible{
  outline:2px solid var(--accent);
  outline-offset:2px;
  border-radius:6px;
}

.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 24px;
}

/* ---------- 浮动胶囊导航 ---------- */
.site-header{
  position:sticky;
  top:16px;
  z-index:1030;
  padding:0 0 8px;
}
.pill-nav{
  display:flex;
  align-items:center;
  gap:18px;
  min-height:62px;
  padding:8px 12px 8px 18px;
  border-radius:999px;
  background:rgba(23,18,42,.72);
  border:1px solid var(--line);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  box-shadow:0 8px 28px rgba(0,0,0,.34);
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
  color:var(--text);
}
.brand:hover{color:var(--text)}
.brand-mark{
  width:36px;height:36px;
  display:flex;align-items:center;justify-content:center;
  border-radius:12px;
  background:linear-gradient(135deg,var(--primary),#4A28B8);
  color:#fff;font-weight:800;font-size:18px;
  box-shadow:0 4px 14px rgba(108,59,244,.4);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-main{font-size:15px;font-weight:700;letter-spacing:.02em}
.brand-sub{font-size:11.5px;color:var(--text-2);letter-spacing:.08em}
.nav-links{
  display:flex;
  align-items:center;
  gap:6px;
  margin-left:auto;
}
.nav-links a{
  display:inline-block;
  padding:8px 14px;
  border-radius:999px;
  font-size:15px;
  color:var(--text-2);
  position:relative;
}
.nav-links a:hover{color:var(--text);background:rgba(255,255,255,.05)}
.nav-links a.is-active{color:var(--text);font-weight:600}
.nav-links a.is-active::after{
  content:"";
  position:absolute;
  left:14px;right:14px;bottom:2px;
  height:3px;border-radius:3px;
  background:var(--accent);
}
.nav-cta{flex:0 0 auto}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  border:1px solid var(--line);
  border-radius:999px;
  background:rgba(255,255,255,.03);
  cursor:pointer;
  padding:0;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:5px;
}
.nav-toggle span{
  display:block;width:18px;height:2px;border-radius:2px;
  background:var(--text-2);
  transition:background .2s,transform .2s,opacity .2s;
}
.nav-toggle.is-open span{background:var(--accent)}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mobile-menu{
  display:none;
  flex-direction:column;
  gap:4px;
  margin-top:12px;
  padding:14px;
  border-radius:20px;
  background:rgba(23,18,42,.96);
  border:1px solid var(--line);
  box-shadow:0 14px 34px rgba(0,0,0,.4);
}
.mobile-menu a{
  padding:12px 14px;
  border-radius:14px;
  color:var(--text-2);
  font-size:15px;
}
.mobile-menu a:hover{background:rgba(255,255,255,.05);color:var(--text)}
.mobile-menu a.is-active{color:var(--text);background:rgba(108,59,244,.18)}
.mobile-menu .mobile-cta{margin-top:8px;text-align:center;color:#fff}
.mobile-menu.is-open{display:flex;animation:menuIn .2s ease-out}
@keyframes menuIn{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:none}}

/* ---------- 通用按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 26px;
  border-radius:999px;
  font-size:15px;
  font-weight:600;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .25s,box-shadow .25s,background-color .25s,color .25s,border-color .25s,filter .25s;
  text-align:center;
}
.btn-primary{
  background:var(--primary);
  color:#fff;
  box-shadow:var(--shadow);
}
.btn-primary:hover{
  background:var(--primary);
  color:#fff;
  filter:brightness(1.08);
  transform:translateY(-2px);
  box-shadow:0 12px 28px rgba(108,59,244,.42);
}
.btn-primary:active{transform:translateY(0);filter:brightness(.98);box-shadow:var(--shadow)}
.btn-ghost{
  background:transparent;
  color:var(--primary-soft);
  border-color:rgba(108,59,244,.85);
}
.btn-ghost:hover{
  background:rgba(108,59,244,.14);
  color:#fff;
  border-color:var(--primary);
  transform:translateY(-2px);
}
.btn-ghost:active{transform:translateY(0)}
.btn-lg{padding:14px 32px;font-size:16px}

/* ---------- 页首 ---------- */
.page-hero{
  position:relative;
  margin-top:26px;
  padding:64px 0 56px;
  border-radius:var(--radius-lg);
  overflow:hidden;
  background:
    linear-gradient(90deg,rgba(13,10,23,.94) 0%,rgba(13,10,23,.78) 52%,rgba(13,10,23,.52) 100%),
    url("/assets/images/backpic/back-2.png") center/cover no-repeat;
  border:1px solid var(--line);
}
.crumb{
  font-size:14px;
  color:var(--text-3);
  margin-bottom:18px;
}
.crumb a{color:var(--text-2)}
.crumb a:hover{color:#fff}
.crumb .sep{margin:0 8px;color:var(--disabled)}
.crumb .current{color:var(--text-2)}
.page-hero h1{
  font-size:clamp(30px,4.2vw,44px);
  font-weight:800;
  letter-spacing:.01em;
  max-width:820px;
}
.page-hero .lead{
  margin-top:20px;
  max-width:760px;
  font-size:16.5px;
  color:var(--text-2);
}
.hero-badges{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:24px;
}
.badge-pill{
  display:inline-flex;
  align-items:center;
  gap:7px;
  padding:6px 14px;
  border-radius:999px;
  border:1px solid var(--line);
  background:rgba(26,20,48,.7);
  font-size:13px;
  color:var(--text-2);
}
.badge-pill i{color:var(--accent);font-size:12px}

/* ---------- 页内锚点 ---------- */
.anchor-nav{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:32px;
}
.anchor-nav a{
  padding:8px 18px;
  border-radius:999px;
  border:1px solid var(--line);
  background:rgba(20,16,38,.72);
  color:var(--text-2);
  font-size:14px;
}
.anchor-nav a:hover{
  color:#fff;
  border-color:var(--line-hi);
  background:rgba(108,59,244,.16);
  transform:translateY(-2px);
}

/* ---------- 板块通用 ---------- */
.section{padding:var(--section) 0 0}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:36px;
}
.section-head h2{
  font-size:clamp(24px,2.6vw,30px);
  font-weight:700;
  padding-left:14px;
  border-left:4px solid var(--primary);
}
.section-head .sub{
  font-size:14px;
  color:var(--text-3);
  max-width:320px;
  text-align:right;
}

/* ---------- 流程条 ---------- */
.steps{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
}
.step{
  position:relative;
  padding:24px 20px 22px;
  border-radius:var(--radius-card);
  background:var(--card);
  border:1px solid var(--line);
  box-shadow:var(--shadow);
  transition:transform .25s,border-color .25s,box-shadow .25s;
}
.step:hover{transform:translateY(-4px);border-color:rgba(108,59,244,.55);box-shadow:var(--shadow-hover)}
.step-num{
  width:48px;height:48px;
  display:flex;align-items:center;justify-content:center;
  border-radius:50%;
  background:rgba(108,59,244,.18);
  border:1px solid var(--line-hi);
  color:var(--accent);
  font-size:17px;
  font-weight:800;
  font-variant-numeric:tabular-nums;
}
.step::after{
  content:"";
  position:absolute;
  top:48px;
  left:calc(100% + 2px);
  width:20px;
  height:1px;
  border-top:1px dashed rgba(198,242,78,.4);
}
.step:last-child::after{display:none}
.step h3{
  margin-top:18px;
  font-size:19px;
  font-weight:600;
}
.step p{
  margin-top:10px;
  font-size:14.5px;
  color:var(--text-2);
  line-height:1.8;
}
.step .tag{
  display:inline-block;
  margin-top:14px;
  padding:3px 10px;
  border-radius:var(--radius-badge);
  font-size:12px;
  color:var(--accent);
  background:rgba(198,242,78,.1);
  border:1px solid var(--line-hi);
}

/* ---------- 规格参数表 ---------- */
.specs-layout{
  display:grid;
  grid-template-columns:1.35fr .65fr;
  gap:32px;
  align-items:start;
}
.table-wrap{
  border-radius:var(--radius-md);
  overflow:hidden;
  border:1px solid var(--line);
  background:var(--card);
  box-shadow:var(--shadow);
}
.spec-table{
  width:100%;
  border-collapse:collapse;
  min-width:660px;
  font-variant-numeric:tabular-nums;
}
.spec-table thead th{
  background:var(--head);
  color:var(--accent);
  font-size:14px;
  font-weight:600;
  text-align:center;
  padding:16px 14px;
  border-bottom:1px solid var(--line);
  white-space:nowrap;
}
.spec-table tbody td{
  padding:15px 14px;
  font-size:14.5px;
  color:var(--text-2);
  text-align:center;
  border-bottom:1px solid rgba(255,255,255,.05);
}
.spec-table tbody tr:nth-child(even){background:rgba(255,255,255,.03)}
.spec-table tbody tr:hover{background:rgba(108,59,244,.1)}
.spec-table tbody td:first-child{
  text-align:left;
  color:var(--text);
  font-weight:600;
}
.spec-table tbody tr:last-child td{border-bottom:none}
.spec-table .col-hi{
  background:rgba(108,59,244,.14);
  box-shadow:inset 1px 0 0 rgba(108,59,244,.5),inset -1px 0 0 rgba(108,59,244,.5);
  color:var(--text);
}
.reco{
  display:inline-block;
  margin-left:6px;
  padding:2px 8px;
  border-radius:var(--radius-badge);
  font-size:11.5px;
  font-weight:600;
  color:#141026;
  background:var(--accent);
}
.table-scroll{overflow-x:auto}

.spec-aside{
  border-radius:var(--radius-md);
  overflow:hidden;
  background:var(--card);
  border:1px solid var(--line);
  box-shadow:var(--shadow);
}
.spec-aside img{width:100%;aspect-ratio:16/10;object-fit:cover}
.spec-aside-body{padding:22px 22px 24px}
.spec-aside-body h3{font-size:19px;font-weight:600}
.spec-aside-body p{margin-top:10px;font-size:14.5px;color:var(--text-2)}
.mini-list{margin-top:16px;display:flex;flex-direction:column;gap:10px}
.mini-list li{
  display:flex;gap:10px;align-items:flex-start;
  font-size:14px;color:var(--text-2);
}
.mini-list li i{color:var(--accent);margin-top:6px;font-size:12px}

/* ---------- 注意事项 ---------- */
.notes{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:16px;
}
.note{
  display:flex;
  gap:14px;
  padding:20px 22px;
  border-radius:var(--radius-card);
  background:var(--card);
  border:1px solid var(--line);
  transition:transform .25s,border-color .25s,box-shadow .25s;
}
.note:hover{transform:translateY(-3px);border-color:var(--line-hi);box-shadow:var(--shadow-hover)}
.dot{
  flex:0 0 10px;
  width:10px;height:10px;
  margin-top:9px;
  border-radius:50%;
  background:var(--accent);
  box-shadow:0 0 0 4px rgba(198,242,78,.14);
}
.note h3{font-size:16px;font-weight:600}
.note p{margin-top:6px;font-size:14px;color:var(--text-2);line-height:1.75}

/* ---------- 等级速览 ---------- */
.level-strip{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:18px;
}
.level-card{
  padding:22px 20px;
  border-radius:var(--radius-card);
  background:var(--card);
  border:1px solid var(--line);
  box-shadow:var(--shadow);
  transition:transform .25s,border-color .25s,box-shadow .25s;
}
.level-card:hover{transform:translateY(-4px);border-color:rgba(108,59,244,.55);box-shadow:var(--shadow-hover)}
.level-card .no{
  font-size:30px;
  font-weight:800;
  color:var(--disabled);
  letter-spacing:.02em;
  font-variant-numeric:tabular-nums;
}
.level-card h3{margin-top:8px;font-size:18px;font-weight:600}
.level-card .desc{margin-top:8px;font-size:14px;color:var(--text-2);line-height:1.75}
.level-card .threshold{
  margin-top:16px;
  font-size:13px;
  color:var(--text-3);
  display:flex;justify-content:space-between;
}
.bar{
  margin-top:8px;
  height:6px;
  border-radius:999px;
  background:rgba(255,255,255,.08);
  overflow:hidden;
}
.bar span{
  display:block;
  height:100%;
  border-radius:999px;
  background:linear-gradient(90deg,var(--primary),var(--accent));
}

/* ---------- FAQ ---------- */
.faq{display:flex;flex-direction:column;gap:12px}
.faq-item{
  border-radius:var(--radius-card);
  background:var(--card);
  border:1px solid var(--line);
  overflow:hidden;
  transition:border-color .25s,box-shadow .25s;
}
.faq-item[open]{border-color:var(--line-hi);box-shadow:var(--shadow)}
.faq-item summary{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:20px 22px;
  font-size:18px;
  font-weight:600;
  color:var(--text);
  cursor:pointer;
  list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::marker{content:""}
.faq-icon{position:relative;flex:0 0 18px;width:18px;height:18px}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:var(--accent);border-radius:2px;
}
.faq-icon::before{left:0;right:0;top:8px;height:2px}
.faq-icon::after{top:0;bottom:0;left:8px;width:2px;transition:transform .25s}
.faq-item[open] .faq-icon::after{transform:scaleY(0)}
.faq-body{
  padding:0 22px 20px 22px;
  margin-top:12px;
  border-left:3px solid var(--accent);
  font-size:15px;
  color:var(--text-2);
  line-height:1.85;
}
.faq-body p{margin-bottom:.7em}
.faq-body p:last-child{margin-bottom:0}

/* ---------- 底部 CTA ---------- */
.cta-block{
  margin-top:var(--section);
  padding:52px 44px;
  border-radius:var(--radius-lg);
  background:
    linear-gradient(120deg,rgba(108,59,244,.22),rgba(198,242,78,.08)),
    var(--bg-2);
  border:1px solid var(--line-hi);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  flex-wrap:wrap;
}
.cta-block h2{
  font-size:clamp(22px,2.4vw,28px);
  font-weight:700;
  padding-left:0;
  border:none;
}
.cta-block p{
  margin-top:12px;
  max-width:560px;
  font-size:15px;
  color:var(--text-2);
}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:var(--section);
  background:#0A0814;
  border-top:1px solid var(--line);
  padding:64px 0 28px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1fr;
  gap:36px;
}
.footer-brand{
  display:flex;align-items:center;gap:10px;
  margin-bottom:18px;
}
.footer-about{
  font-size:14px;
  color:var(--text-3);
  line-height:1.85;
  max-width:340px;
}
.footer-col h4{
  font-size:14px;
  font-weight:600;
  color:var(--accent);
  letter-spacing:.06em;
  margin-bottom:16px;
}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{
  font-size:14px;
  color:var(--text-2);
  display:inline-block;
  transition:color .25s,transform .25s;
}
.footer-col a:hover{color:#fff;transform:translateX(2px)}
.footer-bottom{
  margin-top:48px;
  padding-top:22px;
  border-top:1px solid var(--line);
  display:flex;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:13px;
  color:var(--text-3);
}
.footer-bottom a{color:var(--text-3)}
.footer-bottom a:hover{color:#fff}

/* ---------- 响应式 ---------- */
@media (min-width:1400px){
  :root{--container:1240px}
}
@media (max-width:1199px){
  :root{--container:960px;--section:72px}
  .specs-layout{grid-template-columns:1fr}
  .level-strip{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:991px){
  .nav-links{display:none}
  .nav-cta{display:none}
  .nav-toggle{display:flex;margin-left:auto}
  .pill-nav{padding:8px 12px 8px 14px}
  .steps{grid-template-columns:repeat(2,1fr)}
  .step::after{display:none}
  .notes{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .page-hero{padding:52px 24px 46px}
}
@media (max-width:767px){
  :root{--section:48px;--container:100%}
  .container{padding:0 16px}
  .site-header{top:10px}
  .brand-sub{display:none}
  .page-hero{padding:40px 18px 36px;border-radius:20px}
  .page-hero h1{font-size:28px}
  .page-hero .lead{font-size:15px;margin-top:16px}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:26px}
  .section-head .sub{text-align:left;max-width:none}
  .steps{grid-template-columns:1fr}
  .level-strip{grid-template-columns:1fr}
  .cta-block{padding:32px 22px;flex-direction:column;align-items:flex-start}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;gap:8px}
  .anchor-nav a{padding:7px 14px;font-size:13px}
  .faq-item summary{font-size:16px;padding:16px 18px}
  .faq-body{padding:0 18px 18px 18px;font-size:14.5px}
}
@media (max-width:520px){
  .brand-main{font-size:14px}
  .badge-pill{font-size:12px;padding:5px 12px}
  .step{padding:20px 16px}
  .note{padding:16px 16px}
}