/* roulang page: index */
:root{
  --primary:#C6F24E;
  --primary-deep:#93C61A;
  --coral:#FF6B4A;
  --violet:#7C5CFF;
  --bg:#0F0E14;
  --surface:#191725;
  --surface-up:#221F31;
  --paper:#FBFAF6;
  --paper-text:#1D1B26;
  --paper-sub:#5A5568;
  --text:#F6F4FF;
  --text-sub:#B7B1C9;
  --text-weak:#7F7A93;
  --border:rgba(198,242,78,.14);
  --border-soft:rgba(255,255,255,.08);
  --input-bg:#14121C;
  --input-border:#2C293D;
  --radius-card:18px;
  --radius-lg:24px;
  --radius-pill:999px;
  --radius-input:12px;
  --shadow:0 10px 30px rgba(0,0,0,.35);
  --shadow-hover:0 16px 42px rgba(198,242,78,.14);
  --shadow-paper:0 12px 36px rgba(0,0,0,.18);
  --bs-primary:#C6F24E;
  --bs-body-bg:#0F0E14;
  --bs-border-color:rgba(198,242,78,.14);
  --bs-body-color:#F6F4FF;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,sans-serif;
  font-weight:400;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--text);text-decoration:none;transition:color .25s ease,border-color .25s ease}
a:hover{color:var(--primary)}
button,input,select,textarea{font-family:inherit;font-size:inherit}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px}
h1,h2,h3,h4{font-weight:800;letter-spacing:-.01em;margin:0}
p{margin:0 0 1.2em}
.container{max-width:1200px;padding-left:24px;padding-right:24px}
@media (min-width:1400px){.container{max-width:1240px}}
.section{padding:100px 0}
.section-tight{padding:76px 0}
.sec-head{max-width:720px;margin-bottom:44px}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.02em;color:var(--primary);
  background:rgba(198,242,78,.10);
  border:1px solid var(--border);
  padding:5px 14px;border-radius:var(--radius-pill);
  margin-bottom:18px;font-weight:600;
}
.sec-title{font-size:clamp(24px,3.4vw,36px);line-height:1.25;color:var(--text)}
.sec-desc{color:var(--text-sub);font-size:16px;margin-top:16px;line-height:1.85}
.text-primary-2{color:var(--primary)}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(15,14,20,.86);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--border);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;height:72px;gap:20px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:30px;height:30px;border-radius:10px;flex-shrink:0;
  background:linear-gradient(135deg,var(--primary) 0%,var(--primary-deep) 55%,var(--violet) 100%);
  box-shadow:0 6px 18px rgba(198,242,78,.28);
}
.brand-text{font-size:19px;font-weight:800;color:var(--text);letter-spacing:-.02em;white-space:nowrap}
.brand:hover .brand-text{color:var(--primary)}
.main-nav{display:flex;align-items:center;gap:4px;background:rgba(255,255,255,.04);border:1px solid var(--border-soft);border-radius:var(--radius-pill);padding:5px}
.main-nav .nav-link{
  display:block;padding:8px 16px;border-radius:var(--radius-pill);
  font-size:14.5px;color:var(--text-sub);font-weight:500;white-space:nowrap;
}
.main-nav .nav-link:hover{color:var(--text);background:rgba(198,242,78,.08)}
.main-nav .nav-link.active{background:var(--primary);color:#15140F;font-weight:700}
.nav-actions{display:flex;align-items:center;gap:14px;flex-shrink:0}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--radius-pill);border:1px solid transparent;
  font-weight:700;font-size:15px;padding:12px 24px;line-height:1.2;
  cursor:pointer;transition:all .25s ease;text-align:center;
}
.btn-primary{background:var(--primary);color:#15140F;border-color:var(--primary)}
.btn-primary:hover{background:var(--primary-deep);border-color:var(--primary-deep);color:#15140F;transform:translateY(-2px);box-shadow:0 12px 28px rgba(198,242,78,.28)}
.btn-outline{background:transparent;color:var(--primary);border-color:rgba(198,242,78,.5)}
.btn-outline:hover{background:rgba(198,242,78,.10);border-color:var(--primary);color:var(--primary);transform:translateY(-2px)}
.btn-ghost{background:rgba(255,255,255,.05);color:var(--text);border-color:var(--border-soft)}
.btn-ghost:hover{background:rgba(255,255,255,.10);color:var(--text);transform:translateY(-2px)}
.btn-coral{background:var(--coral);color:#231009;border-color:var(--coral)}
.btn-coral:hover{background:#e85a3b;color:#231009;transform:translateY(-2px)}
.btn-lg{padding:15px 32px;font-size:16px}
.btn:disabled,.btn.disabled{opacity:.45;cursor:not-allowed;transform:none !important;box-shadow:none !important}
.nav-sm{padding:10px 20px;font-size:14.5px}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  background:rgba(255,255,255,.05);border:1px solid var(--border-soft);
  color:var(--text);font-size:18px;align-items:center;justify-content:center;
}
.mobile-drawer{
  display:none;border-top:1px solid var(--border);
  background:rgba(12,11,17,.98);padding:18px 0 26px;
}
.mobile-drawer.open{display:block}
.mobile-drawer .m-link{
  display:block;padding:14px 4px;font-size:17px;font-weight:600;
  color:var(--text-sub);border-bottom:1px solid rgba(255,255,255,.06);
}
.mobile-drawer .m-link.active{color:var(--primary)}
.mobile-drawer .m-link:hover{color:var(--primary)}
.mobile-cta{margin-top:20px}
.mobile-cta .btn{width:100%}
@media (max-width:991.98px){
  .main-nav,.nav-actions{display:none !important}
  .nav-toggle{display:flex}
}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;
  padding:96px 0 88px;
  background-image:linear-gradient(105deg,rgba(15,14,20,.96) 0%,rgba(15,14,20,.80) 45%,rgba(15,14,20,.62) 100%),url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
}
.hero::before{
  content:"";position:absolute;width:760px;height:760px;top:-260px;right:-180px;
  background:radial-gradient(circle,rgba(198,242,78,.20) 0%,rgba(124,92,255,.10) 42%,transparent 70%);
  pointer-events:none;
}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(circle at 60% 20%,#000 0%,transparent 78%);
  -webkit-mask-image:radial-gradient(circle at 60% 20%,#000 0%,transparent 78%);
}
.hero .container{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:56px;align-items:center}
.hero h1{
  font-size:clamp(30px,5vw,54px);line-height:1.15;font-weight:800;margin:18px 0 22px;
}
.hero h1 .hl{
  color:var(--primary);position:relative;white-space:nowrap;
}
.hero-sub{font-size:17px;color:var(--text-sub);max-width:560px;line-height:1.9}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:32px}
.hero-meta{display:flex;gap:34px;margin-top:42px;flex-wrap:wrap}
.hero-meta .m-num{font-size:26px;font-weight:800;color:var(--primary);line-height:1.2}
.hero-meta .m-txt{font-size:13px;color:var(--text-weak);line-height:1.6}

.float-card{
  background:linear-gradient(160deg,var(--surface-up) 0%,var(--surface) 100%);
  border:1px solid var(--border);border-radius:var(--radius-lg);
  padding:26px;box-shadow:var(--shadow);
}
.float-card + .float-card{margin-top:18px}
.float-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}
.float-head h3{font-size:17px;font-weight:700}
.status-dot{display:inline-flex;align-items:center;gap:7px;font-size:13px;color:var(--primary)}
.status-dot i{width:8px;height:8px;border-radius:50%;background:var(--primary);box-shadow:0 0 0 4px rgba(198,242,78,.16)}
.float-row{display:flex;align-items:center;justify-content:space-between;font-size:14px;color:var(--text-sub);padding:9px 0;border-bottom:1px dashed rgba(255,255,255,.07)}
.float-row:last-child{border-bottom:0}
.float-row b{color:var(--text);font-weight:600}
.mini-progress{height:8px;border-radius:var(--radius-pill);background:rgba(255,255,255,.08);overflow:hidden;margin-top:16px}
.mini-progress span{display:block;height:100%;border-radius:var(--radius-pill);background:linear-gradient(90deg,var(--primary),var(--coral))}
.float-foot{display:flex;justify-content:space-between;font-size:12.5px;color:var(--text-weak);margin-top:10px}
@media (max-width:991.98px){
  .hero{padding:64px 0 60px}
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .hero-cta .btn{flex:1 1 100%}
}

/* ---------- 通用卡片 ---------- */
.card-base{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-card);
  padding:26px;transition:all .3s ease;height:100%;
}
.card-base:hover{border-color:var(--primary);transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.card-base h3{font-size:19px;font-weight:700;margin-bottom:10px}
.card-base p{font-size:14.5px;line-height:1.75;color:var(--text-sub);margin:0}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12.5px;font-weight:700;padding:4px 12px;border-radius:var(--radius-pill);
  line-height:1.6;
}
.badge-lime{background:rgba(198,242,78,.14);color:var(--primary);border:1px solid rgba(198,242,78,.3)}
.badge-coral{background:rgba(255,107,74,.16);color:#FF9C84;border:1px solid rgba(255,107,74,.32)}
.badge-violet{background:rgba(124,92,255,.16);color:#B4A2FF;border:1px solid rgba(124,92,255,.32)}

/* ---------- 流程步骤 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;position:relative}
.step{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-card);
  padding:28px 24px;position:relative;transition:all .3s ease;
}
.step:hover{border-color:var(--primary);transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.step-no{
  font-size:13px;font-weight:800;color:#15140F;background:var(--primary);
  width:34px;height:34px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  margin-bottom:18px;
}
.step h3{font-size:18px;font-weight:700;margin-bottom:10px}
.step p{font-size:14.5px;color:var(--text-sub);line-height:1.75;margin:0}
.step-line{position:absolute;top:44px;left:0;right:0;height:2px;background:linear-gradient(90deg,rgba(198,242,78,.35),rgba(124,92,255,.18));z-index:0}
@media (max-width:991.98px){.steps{grid-template-columns:repeat(2,1fr)}.step-line{display:none}}
@media (max-width:575.98px){.steps{grid-template-columns:1fr}}

/* ---------- 奖励区 ---------- */
.reward-grid{display:grid;grid-template-columns:1.15fr .85fr;grid-template-rows:auto auto;gap:22px}
.reward-big{
  grid-row:span 2;display:flex;flex-direction:column;
  background:linear-gradient(155deg,var(--surface-up),var(--surface));
  border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;
  transition:all .3s ease;
}
.reward-big:hover{border-color:var(--primary);box-shadow:var(--shadow-hover);transform:translateY(-4px)}
.reward-big img{width:100%;height:230px;object-fit:cover}
.reward-big .rb-body{padding:28px;flex:1;display:flex;flex-direction:column;gap:12px}
.reward-big h3{font-size:24px;font-weight:800}
.reward-big p{font-size:15px;color:var(--text-sub);line-height:1.8;margin:0}
.reward-side{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.reward-small{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-card);
  padding:22px;transition:all .3s ease;display:flex;flex-direction:column;gap:10px;
}
.reward-small:hover{border-color:var(--primary);transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.reward-small h3{font-size:17px;font-weight:700}
.reward-small p{font-size:13.8px;color:var(--text-sub);line-height:1.7;margin:0}
.reward-ico{
  width:44px;height:44px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  background:rgba(124,92,255,.16);color:#B4A2FF;font-size:19px;
}
.scroll-strip{display:flex;gap:18px;overflow-x:auto;padding:6px 2px 18px;margin-top:34px;scrollbar-width:thin}
.scroll-strip::-webkit-scrollbar{height:6px}
.scroll-strip::-webkit-scrollbar-thumb{background:rgba(198,242,78,.28);border-radius:99px}
.strip-card{
  min-width:268px;flex:0 0 auto;background:var(--surface);border:1px solid var(--border);
  border-radius:var(--radius-card);padding:20px;transition:all .3s ease;
}
.strip-card:hover{border-color:var(--primary);transform:translateY(-4px)}
.strip-card h4{font-size:16px;font-weight:700;margin:12px 0 8px}
.strip-card p{font-size:13.6px;color:var(--text-sub);line-height:1.7;margin:0}
@media (max-width:991.98px){
  .reward-grid{grid-template-columns:1fr}
  .reward-big{grid-row:auto}
}
@media (max-width:575.98px){.reward-side{grid-template-columns:1fr}}

/* ---------- 进度面板 ---------- */
.progress-panel{
  background:linear-gradient(120deg,var(--surface-up) 0%,var(--surface) 100%);
  border:1px solid var(--border);border-radius:var(--radius-lg);
  padding:44px;position:relative;overflow:hidden;
}
.progress-panel::after{
  content:"";position:absolute;width:420px;height:420px;top:-180px;right:-120px;
  background:radial-gradient(circle,rgba(124,92,255,.20),transparent 68%);pointer-events:none;
}
.pp-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;flex-wrap:wrap;position:relative;z-index:2}
.pp-num{font-size:clamp(38px,6vw,60px);font-weight:800;color:var(--primary);line-height:1}
.pp-num small{font-size:18px;color:var(--text-weak);font-weight:600;margin-left:6px}
.progress-track{height:14px;border-radius:var(--radius-pill);background:rgba(255,255,255,.07);overflow:hidden;margin:30px 0 12px;position:relative;z-index:2}
.progress-fill{height:100%;width:62%;border-radius:var(--radius-pill);background:linear-gradient(90deg,var(--primary),var(--coral));box-shadow:0 0 24px rgba(198,242,78,.35)}
.progress-bar{background:linear-gradient(90deg,var(--primary),var(--coral)) !important}
.node-row{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:30px;position:relative;z-index:2}
.node{
  background:rgba(255,255,255,.03);border:1px solid var(--border-soft);
  border-radius:16px;padding:18px;transition:all .3s ease;
}
.node:hover{border-color:var(--primary);background:rgba(198,242,78,.05)}
.node .n-t{font-size:15px;font-weight:700;margin:10px 0 6px}
.node .n-d{font-size:13px;color:var(--text-weak);line-height:1.65;margin:0}
@media (max-width:991.98px){.progress-panel{padding:30px 22px}.node-row{grid-template-columns:1fr 1fr}}
@media (max-width:575.98px){.node-row{grid-template-columns:1fr}}

/* ---------- CTA 通栏 ---------- */
.cta-band{
  border-radius:var(--radius-lg);
  background:linear-gradient(120deg,rgba(198,242,78,.14) 0%,rgba(124,92,255,.14) 50%,rgba(255,107,74,.12) 100%),var(--surface);
  border:1px solid var(--border);
  padding:52px;display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap;
}
.cta-band h2{font-size:clamp(22px,3vw,32px);line-height:1.3;margin-bottom:12px}
.cta-band p{color:var(--text-sub);font-size:15.5px;margin:0;max-width:560px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}
@media (max-width:767.98px){.cta-band{padding:32px 22px}.cta-actions{width:100%}.cta-actions .btn{flex:1 1 100%}}

/* ---------- 最新信息 ---------- */
.news-list{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.news-item{
  display:flex;gap:18px;background:var(--surface);border:1px solid var(--border);
  border-radius:var(--radius-card);padding:18px;transition:all .3s ease;
}
.news-item:hover{border-color:var(--primary);transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.news-thumb{flex:0 0 130px;border-radius:14px;overflow:hidden;background:var(--surface-up)}
.news-thumb img{width:130px;height:100px;object-fit:cover}
.news-body{flex:1;min-width:0}
.news-body h3{font-size:16.5px;font-weight:700;line-height:1.5;margin:8px 0 8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-body h3 a:hover{color:var(--primary)}
.news-body p{font-size:13.6px;color:var(--text-sub);line-height:1.7;margin:0 0 10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{display:flex;align-items:center;gap:12px;font-size:12.5px;color:var(--text-weak);flex-wrap:wrap}
.news-meta .cat{color:#B4A2FF}
.empty-state{
  background:var(--surface);border:1px dashed rgba(198,242,78,.28);border-radius:var(--radius-lg);
  padding:56px 24px;text-align:center;
}
.empty-state .ico{font-size:34px;color:var(--primary);margin-bottom:14px}
.empty-state p{color:var(--text-sub);margin:0 0 18px}
@media (max-width:991.98px){.news-list{grid-template-columns:1fr}}
@media (max-width:575.98px){.news-item{flex-direction:column}.news-thumb,.news-thumb img{width:100%;flex:auto;height:170px}}

/* ---------- 证据 / 场景 ---------- */
.evi-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.evi-card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-card);
  overflow:hidden;transition:all .3s ease;
}
.evi-card:hover{border-color:var(--primary);transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.evi-card img{width:100%;height:180px;object-fit:cover}
.evi-card .ev-body{padding:24px}
.evi-card h3{font-size:18px;font-weight:700;margin-bottom:10px}
.evi-card p{font-size:14.3px;color:var(--text-sub);line-height:1.75;margin:0}
@media (max-width:991.98px){.evi-grid{grid-template-columns:1fr 1fr}}
@media (max-width:575.98px){.evi-grid{grid-template-columns:1fr}}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;margin:0 auto}
.accordion-item{
  background:var(--surface);border:1px solid var(--border) !important;
  border-radius:14px !important;margin-bottom:12px;overflow:hidden;
}
.accordion-button{
  background:var(--surface);color:var(--text);font-weight:600;font-size:16.5px;
  padding:20px 24px;border-radius:14px !important;box-shadow:none !important;
}
.accordion-button:not(.collapsed){background:rgba(198,242,78,.07);color:var(--primary)}
.accordion-button::after{
  filter:invert(88%) sepia(38%) saturate(700%) hue-rotate(22deg) brightness(105%);
}
.accordion-button:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(198,242,78,.16) !important}
.accordion-button:not(.collapsed)::after{filter:invert(88%) sepia(60%) saturate(900%) hue-rotate(30deg) brightness(108%)}
.accordion-body{padding:6px 24px 24px;color:var(--text-sub);font-size:15px;line-height:1.85}

/* ---------- 表单 ---------- */
.login-panel{
  background:linear-gradient(150deg,var(--surface-up),var(--surface));
  border:1px solid var(--border);border-radius:var(--radius-lg);padding:36px;
}
.form-label{font-size:14px;color:var(--text-sub);margin-bottom:8px;font-weight:600}
.form-control{
  background:var(--input-bg);border:1px solid var(--input-border);color:var(--text);
  border-radius:var(--radius-input);padding:12px 16px;font-size:15px;
}
.form-control::placeholder{color:#6B6680}
.form-control:focus{background:var(--input-bg);border-color:var(--primary);color:var(--text);box-shadow:0 0 0 3px rgba(198,242,78,.16)}
.form-check-input{background-color:var(--input-bg);border-color:var(--input-border)}
.form-check-input:checked{background-color:var(--primary);border-color:var(--primary)}
.form-check-label{font-size:13.5px;color:var(--text-sub)}
.form-actions{display:flex;justify-content:flex-end;gap:12px;margin-top:22px}
@media (max-width:575.98px){.login-panel{padding:24px}.form-actions{flex-direction:column-reverse}.form-actions .btn{width:100%}}

/* ---------- 页脚 ---------- */
.site-footer{background:#0B0A10;border-top:1px solid rgba(198,242,78,.16);padding:76px 0 0;margin-top:0}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:40px}
.foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:18px}
.foot-brand .brand-text{font-size:18px}
.foot-brand p{font-size:14px;color:var(--text-weak);line-height:1.8;margin:0;max-width:300px}
.foot-title{font-size:14px;font-weight:700;color:var(--text);margin-bottom:18px;letter-spacing:.02em}
.foot-links{display:flex;flex-direction:column;gap:11px}
.foot-links a{font-size:14px;color:var(--text-weak)}
.foot-links a:hover{color:var(--primary)}
.foot-contact{font-size:14px;color:var(--text-weak);line-height:2}
.foot-contact b{color:var(--text-sub);font-weight:600}
.foot-bottom{
  margin-top:56px;border-top:1px solid rgba(255,255,255,.06);
  padding:22px 0;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:#6B6680;
}
@media (max-width:991.98px){.foot-grid{grid-template-columns:1fr 1fr}}
@media (max-width:575.98px){.foot-grid{grid-template-columns:1fr}}

@media (max-width:767.98px){
  .section{padding:64px 0}
  .section-tight{padding:52px 0}
  .container{padding-left:16px;padding-right:16px}
  .cta-actions{width:100%}
}

/* roulang page: article */
:root{
  --brand:#C6F24E;
  --brand-deep:#93C61A;
  --coral:#FF6B4A;
  --violet:#7C5CFF;
  --bg:#0F0E14;
  --surface:#191725;
  --surface-2:#221F31;
  --surface-3:#14121C;
  --paper:#FBFAF6;
  --text:#F6F4FF;
  --text-2:#B7B1C9;
  --text-3:#7F7A93;
  --ink:#1D1B26;
  --ink-2:#5A5568;
  --line:rgba(198,242,78,.14);
  --line-soft:rgba(255,255,255,.08);
  --r-card:18px;
  --r-lg:24px;
  --r-btn:999px;
  --r-in:12px;
  --sh:0 10px 30px rgba(0,0,0,.35);
  --sh-hover:0 16px 42px rgba(198,242,78,.14);
  --sh-paper:0 12px 36px rgba(0,0,0,.18);
  --bs-body-bg:#0F0E14;
  --bs-body-color:#F6F4FF;
  --bs-border-color:rgba(198,242,78,.14);
  --bs-primary:#C6F24E;
  --bs-link-color:#C6F24E;
  --bs-link-hover-color:#93C61A;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:0;
  pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.022) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.022) 1px,transparent 1px);
  background-size:64px 64px;
}
.site-header,main,.site-footer{position:relative;z-index:1;}
img{max-width:100%;height:auto;display:block;border-radius:14px;}
a{color:inherit;text-decoration:none;transition:color .22s ease;}
a:hover{color:var(--brand);}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.22;letter-spacing:-.01em;}
p{margin:0;}
ul,ol{margin:0;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px;}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px;}
@media (min-width:1400px){.wrap{max-width:1240px;}}

/* ============ header ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:1040;
  background:rgba(15,14,20,.86);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:18px;
  min-height:72px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
  font-weight:800;
  letter-spacing:-.02em;
}
.brand-mark{
  width:28px;
  height:28px;
  border-radius:9px;
  background:linear-gradient(135deg,var(--brand) 0%,var(--violet) 100%);
  box-shadow:0 0 0 4px rgba(198,242,78,.10);
  position:relative;
  flex:0 0 auto;
}
.brand-mark::after{
  content:"";
  position:absolute;
  inset:9px;
  border-radius:3px;
  background:#0F0E14;
}
.brand-text{
  font-size:19px;
  color:var(--text);
}
.brand:hover .brand-text{color:var(--brand);}

.main-nav{
  margin-left:auto;
  display:flex;
  align-items:center;
  gap:4px;
}
.main-nav .nav-link{
  display:inline-block;
  padding:9px 15px;
  border-radius:999px;
  font-size:14.5px;
  color:var(--text-2);
  white-space:nowrap;
  transition:background .22s ease,color .22s ease;
}
.main-nav .nav-link:hover{
  color:var(--text);
  background:rgba(198,242,78,.10);
}
.main-nav .nav-link.active{
  color:#12110F;
  background:var(--brand);
  font-weight:700;
}
.nav-cta{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  margin-left:10px;
  padding:10px 22px;
  border-radius:999px;
  background:var(--brand);
  color:#12110F !important;
  font-size:14.5px;
  font-weight:700;
  transition:background .22s ease,transform .22s ease,box-shadow .22s ease;
}
.nav-cta:hover{
  background:var(--brand-deep);
  transform:translateY(-2px);
  box-shadow:0 10px 24px rgba(198,242,78,.28);
}
.nav-toggle{
  display:none;
  margin-left:auto;
  width:44px;
  height:44px;
  border-radius:12px;
  border:1px solid var(--line);
  background:var(--surface-3);
  color:var(--brand);
  font-size:17px;
  cursor:pointer;
  transition:background .2s ease,border-color .2s ease;
}
.nav-toggle:hover{background:var(--surface-2);border-color:var(--brand);}

/* ============ 页面头部 ============ */
.page-head{
  position:relative;
  overflow:hidden;
  padding:52px 0 44px;
  border-bottom:1px solid var(--line-soft);
}
.page-head::after{
  content:"";
  position:absolute;
  top:-220px;
  left:50%;
  transform:translateX(-50%);
  width:960px;
  height:520px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(198,242,78,.16) 0%,rgba(124,92,255,.10) 42%,transparent 70%);
  pointer-events:none;
}
.page-head .wrap{position:relative;z-index:2;}

.crumb{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
  font-size:13.5px;
  color:var(--text-3);
  margin-bottom:22px;
}
.crumb a{color:var(--text-3);}
.crumb a:hover{color:var(--brand);}
.crumb .sep{color:rgba(255,255,255,.18);}
.crumb .cur{
  color:var(--text-2);
  max-width:min(520px,60vw);
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
}

.page-title{
  font-size:clamp(28px,4.2vw,46px);
  line-height:1.2;
  font-weight:800;
  max-width:940px;
}
.page-meta{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:12px;
  margin-top:22px;
}
.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 12px;
  border-radius:999px;
  font-size:12.5px;
  line-height:1.7;
  font-weight:600;
}
.tag-violet{
  background:rgba(124,92,255,.20);
  color:#C9BBFF;
  border:1px solid rgba(124,92,255,.34);
}
.tag-lime{
  background:rgba(198,242,78,.16);
  color:var(--brand);
  border:1px solid rgba(198,242,78,.32);
}
.meta-text{
  display:inline-flex;
  align-items:center;
  gap:7px;
  font-size:13.5px;
  color:var(--text-3);
}

/* ============ 阅读区 ============ */
.read-section{
  padding:56px 0 24px;
}
.paper-card{
  max-width:820px;
  margin:0 auto;
  background:var(--paper);
  color:var(--ink);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-paper);
  padding:56px;
}
.article-body{
  font-size:17px;
  line-height:2;
  color:var(--ink);
  word-break:break-word;
}
.article-body > :first-child{margin-top:0;}
.article-body p{margin:0 0 1.4em;}
.article-body h2{
  font-size:clamp(22px,2.6vw,28px);
  line-height:1.35;
  margin:1.8em 0 .75em;
  color:var(--ink);
  position:relative;
  padding-left:16px;
}
.article-body h2::before{
  content:"";
  position:absolute;
  left:0;
  top:.18em;
  width:5px;
  height:.92em;
  border-radius:4px;
  background:linear-gradient(180deg,var(--brand),var(--violet));
}
.article-body h3{
  font-size:20px;
  line-height:1.45;
  margin:1.5em 0 .6em;
  color:var(--ink);
}
.article-body h4{
  font-size:17px;
  line-height:1.5;
  margin:1.3em 0 .5em;
  color:var(--ink-2);
}
.article-body ul,.article-body ol{padding-left:1.35em;margin:0 0 1.4em;}
.article-body li{margin-bottom:.55em;}
.article-body li::marker{color:var(--brand-deep);font-weight:700;}
.article-body blockquote{
  margin:1.5em 0;
  padding:16px 22px;
  border-left:4px solid var(--brand-deep);
  background:rgba(198,242,78,.13);
  border-radius:0 14px 14px 0;
  color:#3D3948;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{
  margin:1.6em auto;
  border-radius:14px;
  box-shadow:0 8px 24px rgba(0,0,0,.12);
}
.article-body a{
  color:#5F8A0A;
  border-bottom:1px solid rgba(147,198,26,.5);
  padding-bottom:1px;
}
.article-body a:hover{color:#41610A;border-bottom-color:#41610A;}
.article-body code{
  background:var(--surface-2);
  color:var(--brand);
  padding:2px 7px;
  border-radius:6px;
  font-size:.9em;
}
.article-body pre{
  background:#16141F;
  color:#EDEAFF;
  padding:18px 22px;
  border-radius:14px;
  overflow-x:auto;
  margin:1.5em 0;
  line-height:1.75;
  font-size:14.5px;
}
.article-body pre code{background:transparent;color:inherit;padding:0;}
.article-body hr{
  border:0;
  height:1px;
  background:#E3E0D6;
  margin:2.2em 0;
}
.article-body table{
  width:100%;
  border-collapse:collapse;
  margin:1.5em 0;
  font-size:15px;
}
.article-body th,.article-body td{
  border:1px solid #E3E0D6;
  padding:10px 14px;
  text-align:left;
}
.article-body th{background:#F1EFE7;font-weight:700;}

.empty-state{
  max-width:820px;
  margin:0 auto;
  text-align:center;
  padding:56px 32px;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--sh);
}
.empty-state .empty-icon{
  width:64px;
  height:64px;
  margin:0 auto 20px;
  border-radius:20px;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:26px;
  color:var(--brand);
  background:rgba(198,242,78,.10);
  border:1px solid var(--line);
}
.empty-state h2{font-size:22px;margin-bottom:12px;}
.empty-state p{color:var(--text-2);font-size:15px;max-width:460px;margin:0 auto 24px;}

/* ============ 通用按钮 ============ */
.btn-main{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:13px 28px;
  border-radius:999px;
  background:var(--brand);
  color:#12110F !important;
  font-size:15px;
  font-weight:700;
  border:1px solid var(--brand);
  cursor:pointer;
  transition:background .22s ease,transform .22s ease,box-shadow .22s ease;
}
.btn-main:hover{
  background:var(--brand-deep);
  border-color:var(--brand-deep);
  transform:translateY(-2px);
  box-shadow:0 14px 32px rgba(198,242,78,.26);
}
.btn-ghost{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:13px 28px;
  border-radius:999px;
  background:transparent;
  color:var(--brand) !important;
  font-size:15px;
  font-weight:600;
  border:1px solid rgba(198,242,78,.55);
  transition:background .22s ease,transform .22s ease,border-color .22s ease;
}
.btn-ghost:hover{
  background:rgba(198,242,78,.12);
  border-color:var(--brand);
  transform:translateY(-2px);
}

/* ============ 板块标题 ============ */
.sec-head{margin-bottom:34px;}
.sec-eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12.5px;
  font-weight:600;
  letter-spacing:.08em;
  color:var(--brand);
  padding:5px 13px;
  border-radius:999px;
  background:rgba(198,242,78,.10);
  border:1px solid var(--line);
  margin-bottom:14px;
}
.sec-title{
  font-size:clamp(23px,3.1vw,34px);
  line-height:1.28;
}
.sec-desc{
  margin-top:12px;
  color:var(--text-2);
  font-size:15.5px;
  max-width:720px;
}

/* ============ 相关推荐 ============ */
.related-section{
  padding:56px 0 72px;
}
.rec-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:20px;
}
.rec-card{
  display:flex;
  flex-direction:column;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--sh);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.rec-card:hover{
  transform:translateY(-6px);
  border-color:var(--brand);
  box-shadow:var(--sh-hover);
}
.rec-thumb{
  position:relative;
  aspect-ratio:16/9;
  overflow:hidden;
  background:var(--surface-2);
}
.rec-thumb img{
  width:100%;
  height:100%;
  object-fit:cover;
  border-radius:0;
  transition:transform .4s ease;
}
.rec-card:hover .rec-thumb img{transform:scale(1.05);}
.rec-thumb .tag{
  position:absolute;
  left:14px;
  top:14px;
  backdrop-filter:blur(8px);
}
.rec-body{
  padding:20px 22px 24px;
  display:flex;
  flex-direction:column;
  gap:10px;
  flex:1;
}
.rec-title{
  font-size:17px;
  font-weight:700;
  line-height:1.5;
  color:var(--text);
}
.rec-card:hover .rec-title{color:var(--brand);}
.rec-text{
  font-size:14px;
  line-height:1.75;
  color:var(--text-2);
}
.rec-time{
  margin-top:auto;
  font-size:13px;
  color:var(--text-3);
  display:flex;
  align-items:center;
  gap:7px;
}

.back-row{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-top:34px;
}

/* ============ CTA ============ */
.cta-band{
  position:relative;
  overflow:hidden;
  padding:64px 0;
  background:var(--surface);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.cta-band::after{
  content:"";
  position:absolute;
  right:-160px;
  top:-160px;
  width:520px;
  height:520px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(198,242,78,.20),rgba(124,92,255,.10) 45%,transparent 70%);
  pointer-events:none;
}
.cta-inner{
  position:relative;
  z-index:2;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:26px;
}
.cta-inner h2{font-size:clamp(22px,2.8vw,30px);}
.cta-inner p{
  margin-top:10px;
  color:var(--text-2);
  font-size:15px;
  max-width:560px;
}
.cta-actions{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
}

/* ============ footer ============ */
.site-footer{
  background:#0B0A10;
  border-top:1px solid rgba(198,242,78,.16);
  padding:64px 0 0;
  color:var(--text-2);
}
.foot-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-bottom:44px;
}
.foot-brand{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:16px;
}
.foot-brand .brand-text{font-size:18px;font-weight:800;color:var(--text);}
.site-footer p{font-size:14px;line-height:1.85;color:var(--text-3);max-width:340px;}
.foot-title{
  font-size:14px;
  font-weight:700;
  color:var(--text);
  margin-bottom:16px;
  letter-spacing:.02em;
}
.foot-links{display:flex;flex-direction:column;gap:10px;}
.foot-links a{font-size:14px;color:var(--text-3);transition:color .2s ease,padding-left .2s ease;}
.foot-links a:hover{color:var(--brand);padding-left:4px;}
.foot-contact{display:flex;flex-direction:column;gap:10px;font-size:14px;color:var(--text-3);}
.foot-contact b{color:var(--text-2);font-weight:600;}
.foot-bottom{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding:20px 0 26px;
  border-top:1px solid rgba(255,255,255,.07);
  font-size:13px;
  color:var(--text-3);
}

/* ============ 响应式 ============ */
@media (max-width:1200px){
  .rec-grid{grid-template-columns:repeat(3,1fr);}
}
@media (max-width:991.98px){
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .main-nav{
    position:fixed;
    top:72px;
    right:0;
    bottom:0;
    width:min(86vw,360px);
    margin-left:0;
    padding:24px 20px 40px;
    flex-direction:column;
    align-items:stretch;
    gap:6px;
    background:#14121C;
    border-left:1px solid var(--line);
    box-shadow:-20px 0 50px rgba(0,0,0,.5);
    transform:translateX(100%);
    transition:transform .3s cubic-bezier(.4,0,.2,1);
    overflow-y:auto;
  }
  .main-nav.open{transform:translateX(0);}
  .main-nav .nav-link{font-size:16.5px;padding:14px 16px;border-radius:14px;}
  .nav-cta{margin:18px 0 0;width:100%;padding:14px 22px;font-size:16px;}
  .page-head{padding:36px 0 32px;}
  .paper-card{padding:38px;}
  .related-section{padding:44px 0 56px;}
  .rec-grid{grid-template-columns:repeat(2,1fr);}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .site-footer p{max-width:none;}
}
@media (max-width:767.98px){
  .wrap{padding-left:16px;padding-right:16px;}
  .brand-text{font-size:17px;}
  .page-head{padding:28px 0 26px;}
  .paper-card{padding:24px 20px;border-radius:20px;}
  .article-body{font-size:16px;line-height:1.95;}
  .read-section{padding:32px 0 16px;}
  .rec-grid{grid-template-columns:1fr;}
  .cta-band{padding:48px 0;}
  .cta-actions{width:100%;}
  .cta-actions .btn-main,.cta-actions .btn-ghost{flex:1 1 100%;}
  .back-row .btn-ghost,.back-row .btn-main{flex:1 1 100%;}
  .foot-grid{grid-template-columns:1fr;gap:28px;padding-bottom:32px;}
  .foot-bottom{flex-direction:column;align-items:flex-start;}
  .empty-state{padding:40px 20px;}
}
@media (max-width:520px){
  .page-title{font-size:clamp(24px,7vw,30px);}
  .crumb .cur{max-width:64vw;}
  .sec-title{font-size:22px;}
}

/* roulang page: category1 */
:root{
  --brand:#C6F24E;
  --brand-deep:#93C61A;
  --coral:#FF6B4A;
  --violet:#7C5CFF;
  --bg:#0F0E14;
  --surface:#191725;
  --surface-2:#221F31;
  --surface-3:#14121C;
  --paper:#FBFAF6;
  --text:#F6F4FF;
  --text-2:#B7B1C9;
  --text-3:#7F7A93;
  --line:rgba(198,242,78,.14);
  --line-soft:rgba(255,255,255,.07);
  --r-card:18px;
  --r-lg:24px;
  --r-pill:999px;
  --r-input:12px;
  --r-img:14px;
  --sh:0 10px 30px rgba(0,0,0,.35);
  --sh-hover:0 16px 42px rgba(198,242,78,.14);
  --container:1200px;
  --bs-body-bg:var(--bg);
  --bs-body-color:var(--text);
  --bs-primary:var(--brand);
  --bs-border-color:var(--line);
  --bs-link-color:var(--brand);
  --bs-link-hover-color:var(--brand-deep);
  --bs-font-sans-serif:"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16.5px;
  line-height:1.85;
  color:var(--text);
  background-color:var(--bg);
  background-image:
    radial-gradient(900px 520px at 12% -6%, rgba(198,242,78,.13), transparent 62%),
    radial-gradient(760px 480px at 88% 4%, rgba(124,92,255,.16), transparent 66%),
    linear-gradient(rgba(255,255,255,.022) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.022) 1px, transparent 1px);
  background-size:auto,auto,44px 44px,44px 44px;
  background-attachment:fixed;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--brand-deep)}
h1,h2,h3,h4{margin:0 0 14px;font-weight:800;letter-spacing:.2px;color:var(--text)}
p{margin:0 0 1.2em}
ul,ol{margin:0 0 1.2em;padding-left:1.2em}
button,input,select,textarea{font-family:inherit;font-size:inherit}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}
.container{max-width:var(--container);padding-left:24px;padding-right:24px;margin:0 auto}
@media (min-width:1400px){.container{max-width:1240px}}
@media (max-width:576px){.container{padding-left:16px;padding-right:16px}}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(15,14,20,.86);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  min-height:72px;display:flex;align-items:center;gap:20px;
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:26px;height:26px;border-radius:9px;flex:0 0 auto;
  background:linear-gradient(140deg,var(--brand),var(--violet));
  box-shadow:0 0 0 4px rgba(198,242,78,.12);
}
.brand-text{font-size:19px;font-weight:800;color:var(--text);letter-spacing:.4px}
.brand:hover .brand-text{color:var(--brand)}
.main-nav{
  display:flex;align-items:center;gap:4px;
  margin-left:auto;
  padding:5px;border-radius:var(--r-pill);
  background:rgba(25,23,37,.72);
  border:1px solid var(--line-soft);
}
.nav-link{
  display:inline-flex;align-items:center;
  padding:9px 15px;border-radius:var(--r-pill);
  font-size:15px;font-weight:500;color:var(--text-2);
  white-space:nowrap;transition:all .22s ease;
}
.nav-link:hover{color:var(--text);background:rgba(198,242,78,.1)}
.nav-link.active{
  color:#12160A;font-weight:700;
  background:var(--brand);
  box-shadow:0 6px 18px rgba(198,242,78,.24);
}
.nav-cta{
  flex:0 0 auto;
  display:inline-flex;align-items:center;justify-content:center;
  padding:11px 22px;border-radius:var(--r-pill);
  background:var(--brand);color:#12160A;font-weight:700;font-size:15px;
  transition:all .22s ease;
}
.nav-cta:hover{background:var(--brand-deep);color:#0F0E14;transform:translateY(-2px);box-shadow:0 12px 26px rgba(198,242,78,.24)}
.nav-toggle{
  display:none;flex:0 0 auto;
  width:44px;height:44px;border-radius:14px;
  background:var(--surface-2);border:1px solid var(--line);
  color:var(--text);align-items:center;justify-content:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--brand);border-radius:2px;position:relative}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--brand);border-radius:2px;
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
@media (max-width:1200px){
  .main-nav{padding:4px}
  .nav-link{padding:8px 11px;font-size:14px}
}
@media (max-width:992px){
  .nav-toggle{display:flex;order:3}
  .nav-cta{order:2;margin-left:auto}
  .main-nav{
    order:4;position:fixed;left:0;right:0;top:72px;
    flex-direction:column;align-items:stretch;gap:8px;
    padding:18px 16px 26px;
    border-radius:0 0 var(--r-lg) var(--r-lg);
    border-left:0;border-right:0;border-top:1px solid var(--line);
    background:rgba(15,14,20,.98);
    max-height:0;overflow:hidden;opacity:0;pointer-events:none;
    transition:max-height .32s ease,opacity .24s ease,padding .24s ease;
  }
  .site-header.nav-open .main-nav{
    max-height:520px;opacity:1;pointer-events:auto;
  }
  .nav-link{font-size:17px;padding:14px 16px;border-radius:14px}
  .nav-link.active{background:rgba(198,242,78,.16);color:var(--brand);box-shadow:none}
}
@media (max-width:576px){
  .brand-text{font-size:17px}
  .nav-cta{padding:10px 16px;font-size:14px}
}

/* ============ 通用板块 ============ */
.section{padding:96px 0}
.section.tight{padding:72px 0}
@media (max-width:992px){.section{padding:76px 0}}
@media (max-width:576px){.section{padding:60px 0}}
.section-head{max-width:760px;margin-bottom:44px}
.section-head h2{font-size:clamp(24px,3.4vw,36px);line-height:1.25}
.section-head p{color:var(--text-2);margin-bottom:0}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:5px 14px;border-radius:var(--r-pill);
  background:rgba(124,92,255,.16);border:1px solid rgba(124,92,255,.34);
  color:#CFC4FF;font-size:13px;font-weight:600;letter-spacing:.4px;
  margin-bottom:16px;
}
.eyebrow.line{background:rgba(198,242,78,.12);border-color:var(--line);color:var(--brand)}
.hl{color:var(--brand)}

/* ============ 按钮 ============ */
.btn-main,.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--r-pill);
  font-weight:700;font-size:15.5px;line-height:1;
  border:1px solid transparent;cursor:pointer;
  transition:transform .22s ease,background .22s ease,box-shadow .22s ease,color .22s ease,border-color .22s ease;
}
.btn-main{background:var(--brand);color:#12160A;box-shadow:0 10px 26px rgba(198,242,78,.2)}
.btn-main:hover{background:var(--brand-deep);color:#0F0E14;transform:translateY(-2px);box-shadow:0 16px 34px rgba(198,242,78,.3)}
.btn-ghost{background:transparent;color:var(--brand);border-color:rgba(198,242,78,.48)}
.btn-ghost:hover{background:rgba(198,242,78,.1);color:var(--brand);transform:translateY(-2px)}
.btn-coral{background:var(--coral);color:#1A0C07;box-shadow:0 10px 26px rgba(255,107,74,.22)}
.btn-coral:hover{background:#ff8163;color:#1A0C07;transform:translateY(-2px)}
.btn-main:disabled,.btn-ghost:disabled{opacity:.45;pointer-events:none}
@media (max-width:576px){
  .btn-main,.btn-ghost{width:100%}
}

/* ============ Hero ============ */
.page-hero{position:relative;overflow:hidden;padding:64px 0 88px}
.page-hero .hero-bg{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  opacity:.32;filter:saturate(1.05);
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(720px 400px at 18% 22%, rgba(198,242,78,.18), transparent 60%),
    linear-gradient(180deg, rgba(15,14,20,.72) 0%, rgba(15,14,20,.92) 62%, var(--bg) 100%);
}
.page-hero .hero-inner{position:relative;z-index:2}
.crumbs{display:flex;align-items:center;gap:10px;font-size:13.5px;color:var(--text-3);margin-bottom:26px;flex-wrap:wrap}
.crumbs a{color:var(--text-2)}
.crumbs a:hover{color:var(--brand)}
.crumbs .cur{color:var(--brand);font-weight:600}
.page-hero h1{
  font-size:clamp(30px,5vw,54px);line-height:1.15;font-weight:800;margin-bottom:20px;
}
.hero-sub{font-size:17.5px;color:var(--text-2);max-width:620px;margin-bottom:30px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:34px}
.hero-facts{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:12px}
.hero-facts li{
  padding:8px 16px;border-radius:var(--r-pill);
  background:rgba(25,23,37,.8);border:1px solid var(--line-soft);
  font-size:13.5px;color:var(--text-2);
}
.hero-facts li b{color:var(--brand);font-weight:700}

.quick-card{
  background:linear-gradient(160deg,var(--surface) 0%, var(--surface-2) 100%);
  border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px;box-shadow:var(--sh);
}
.quick-card h3{font-size:20px;margin-bottom:6px}
.quick-card .qc-note{font-size:13.5px;color:var(--text-3);margin-bottom:20px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13.5px;color:var(--text-2);margin-bottom:8px;font-weight:600}
.field input{
  width:100%;padding:13px 15px;color:var(--text);
  background:var(--surface-3);border:1px solid #2C293D;border-radius:var(--r-input);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.field input::placeholder{color:var(--text-3)}
.field input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(198,242,78,.18)}
.quick-card .btn-main{width:100%}
.qc-foot{margin-top:14px;font-size:12.8px;color:var(--text-3);line-height:1.7}

.mini-progress{margin-top:22px;padding-top:20px;border-top:1px dashed var(--line-soft)}
.mini-progress .mp-top{display:flex;justify-content:space-between;font-size:13px;color:var(--text-2);margin-bottom:10px}
.mini-progress .mp-top b{color:var(--brand)}
.progress{height:8px;background:var(--surface-3);border-radius:var(--r-pill);overflow:hidden}
.progress-bar{height:100%;border-radius:var(--r-pill);background:linear-gradient(90deg,var(--brand),var(--coral));transition:width .5s ease}

/* ============ 准备清单 ============ */
.prep-wrap{display:grid;grid-template-columns:1.05fr 1fr;gap:32px;align-items:start}
@media (max-width:992px){.prep-wrap{grid-template-columns:1fr;gap:24px}}
.prep-list{list-style:none;padding:0;margin:0;display:grid;gap:14px}
.prep-list li{
  display:grid;grid-template-columns:44px 1fr;gap:16px;
  padding:20px 22px;border-radius:var(--r-card);
  background:var(--surface);border:1px solid var(--line-soft);
  transition:border-color .22s ease,transform .22s ease,box-shadow .22s ease;
}
.prep-list li:hover{border-color:var(--line);transform:translateY(-3px);box-shadow:var(--sh-hover)}
.prep-ico{
  width:44px;height:44px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  background:rgba(198,242,78,.12);color:var(--brand);font-weight:800;font-size:16px;
}
.prep-list h3{font-size:17.5px;margin-bottom:6px;font-weight:700}
.prep-list p{margin:0;font-size:14.8px;color:var(--text-2);line-height:1.75}
.aside-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh);
}
.aside-card img{border-radius:0;width:100%;height:250px;object-fit:cover}
.aside-card .ac-body{padding:24px}
.aside-card h3{font-size:19px}
.aside-card p{font-size:14.6px;color:var(--text-2);margin-bottom:16px}
.tag{display:inline-block;padding:4px 12px;border-radius:var(--r-pill);font-size:12.5px;font-weight:600}
.tag-lime{background:rgba(198,242,78,.15);color:var(--brand);border:1px solid rgba(198,242,78,.3)}
.tag-coral{background:rgba(255,107,74,.16);color:#FF9B84;border:1px solid rgba(255,107,74,.3)}
.tag-violet{background:rgba(124,92,255,.16);color:#C6BAFF;border:1px solid rgba(124,92,255,.3)}

/* ============ 时间轴 ============ */
.timeline{margin-top:8px}
.step{position:relative;display:grid;grid-template-columns:56px 1fr;gap:20px;padding-bottom:28px}
.step:last-child{padding-bottom:0}
.step:not(:last-child)::before{
  content:"";position:absolute;left:27px;top:66px;bottom:8px;width:2px;
  background:linear-gradient(180deg,rgba(198,242,78,.45),rgba(198,242,78,0));
}
.step-num{
  width:56px;height:56px;border-radius:18px;
  display:flex;align-items:center;justify-content:center;
  font-size:20px;font-weight:800;color:var(--brand);
  background:linear-gradient(140deg,rgba(198,242,78,.18),rgba(124,92,255,.16));
  border:1px solid var(--line);
}
.step-body{
  background:var(--surface);border:1px solid var(--line-soft);border-radius:var(--r-card);
  padding:22px 24px;transition:border-color .22s ease,transform .22s ease,box-shadow .22s ease;
}
.step-body:hover{border-color:var(--line);transform:translateX(4px);box-shadow:var(--sh-hover)}
.step-body h3{font-size:18.5px;margin-bottom:8px;font-weight:700}
.step-body p{margin:0;font-size:15px;color:var(--text-2);line-height:1.78}
.step-body .step-tip{margin-top:12px;font-size:13.5px;color:var(--text-3);display:flex;gap:8px;align-items:flex-start}
.step-body .step-tip b{color:var(--coral);font-weight:700}

/* ============ 入口方式（错落双列） ============ */
.device-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px}
@media (max-width:768px){.device-grid{grid-template-columns:1fr}}
.device-card{
  background:var(--surface);border:1px solid var(--line-soft);border-radius:var(--r-lg);
  overflow:hidden;transition:border-color .24s ease,transform .24s ease,box-shadow .24s ease;
}
.device-card:hover{border-color:var(--line);transform:translateY(-5px);box-shadow:var(--sh-hover)}
.device-card:nth-child(2){margin-top:48px}
@media (max-width:768px){.device-card:nth-child(2){margin-top:0}}
.device-card img{width:100%;height:210px;object-fit:cover}
.device-card .dc-body{padding:24px}
.device-card h3{font-size:19.5px;margin-bottom:10px}
.device-card p{font-size:14.8px;color:var(--text-2);margin-bottom:14px}
.mini-list{list-style:none;padding:0;margin:0}
.mini-list li{
  position:relative;padding-left:20px;font-size:14.6px;color:var(--text-2);margin-bottom:9px;line-height:1.75;
}
.mini-list li::before{
  content:"";position:absolute;left:0;top:11px;width:8px;height:8px;border-radius:3px;
  background:var(--brand);opacity:.85;
}

/* ============ 排查提示 ============ */
.check-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
@media (max-width:768px){.check-grid{grid-template-columns:1fr}}
.check-card{
  padding:24px;border-radius:var(--r-card);
  background:var(--surface-2);border:1px solid var(--line-soft);
  transition:border-color .22s ease,transform .22s ease,box-shadow .22s ease;
}
.check-card:hover{border-color:var(--line);transform:translateY(-3px);box-shadow:var(--sh-hover)}
.check-card .ck-top{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.check-card .ck-dot{
  width:38px;height:38px;border-radius:12px;flex:0 0 auto;
  display:flex;align-items:center;justify-content:center;
  background:rgba(255,107,74,.14);color:#FF9B84;font-weight:800;font-size:15px;
}
.check-card h3{font-size:17px;margin:0;font-weight:700}
.check-card p{margin:0;font-size:14.6px;color:var(--text-2);line-height:1.78}

/* ============ 安全图文 ============ */
.guard-wrap{display:grid;grid-template-columns:1fr 1.15fr;gap:36px;align-items:center}
@media (max-width:992px){.guard-wrap{grid-template-columns:1fr;gap:26px}}
.guard-img{border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--sh)}
.guard-img img{width:100%;height:100%;min-height:280px;object-fit:cover}
.guard-list{list-style:none;padding:0;margin:22px 0 0;display:grid;gap:14px}
.guard-list li{
  display:grid;grid-template-columns:34px 1fr;gap:14px;align-items:flex-start;
  padding:16px 18px;border-radius:var(--r-card);
  background:var(--surface);border:1px solid var(--line-soft);
}
.guard-list .gl-ico{
  width:34px;height:34px;border-radius:11px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(198,242,78,.14);color:var(--brand);font-weight:800;font-size:14px;
}
.guard-list h3{font-size:16.5px;margin:0 0 5px;font-weight:700}
.guard-list p{margin:0;font-size:14.4px;color:var(--text-2);line-height:1.75}

/* ============ FAQ ============ */
.faq-wrap{max-width:900px;margin:0 auto}
.accordion-item{
  background:var(--surface);border:1px solid var(--line-soft);
  border-radius:14px !important;margin-bottom:12px;overflow:hidden;
}
.accordion-item:has(.accordion-button:not(.collapsed)){border-color:var(--line)}
.accordion-button{
  background:var(--surface);color:var(--text);
  font-size:16.5px;font-weight:600;line-height:1.6;
  padding:18px 22px;box-shadow:none;border:0;
}
.accordion-button:not(.collapsed){
  background:linear-gradient(90deg,rgba(198,242,78,.12),rgba(198,242,78,0));
  color:var(--brand);
}
.accordion-button:focus{box-shadow:0 0 0 3px rgba(198,242,78,.2);border-color:transparent}
.accordion-button::after{
  width:18px;height:18px;background-size:18px;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath fill='none' stroke='%23C6F24E' stroke-width='2' stroke-linecap='round' d='M3 6l5 5 5-5'/%3E%3C/svg%3E");
}
.accordion-body{
  padding:6px 22px 22px;color:var(--text-2);font-size:15px;line-height:1.85;
  border-top:1px dashed var(--line-soft);
}

/* ============ CTA 通栏 ============ */
.cta-band{
  position:relative;overflow:hidden;
  border-radius:var(--r-lg);
  border:1px solid var(--line);
  background:linear-gradient(135deg,rgba(198,242,78,.14) 0%,rgba(124,92,255,.16) 52%,rgba(255,107,74,.12) 100%),var(--surface);
  padding:52px 44px;
  text-align:center;
}
.cta-band::before{
  content:"";position:absolute;width:420px;height:420px;left:50%;top:-260px;transform:translateX(-50%);
  background:radial-gradient(circle,rgba(198,242,78,.3),transparent 66%);
  pointer-events:none;
}
.cta-band h2{position:relative;font-size:clamp(23px,3.2vw,34px);margin-bottom:12px}
.cta-band p{position:relative;color:var(--text-2);max-width:640px;margin:0 auto 28px}
.cta-actions{position:relative;display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
@media (max-width:576px){.cta-band{padding:38px 22px}.cta-actions .btn-main,.cta-actions .btn-ghost{width:100%}}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:40px;background:#0B0A10;
  border-top:1px solid var(--line);
  padding:64px 0 26px;
}
.foot-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:34px;
}
@media (max-width:992px){.foot-grid{grid-template-columns:1fr 1fr;gap:28px}}
@media (max-width:576px){.foot-grid{grid-template-columns:1fr}}
.foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.foot-brand .brand-mark{width:22px;height:22px;border-radius:8px}
.foot-brand .brand-text{font-size:17.5px}
.site-footer p{font-size:14.4px;color:var(--text-2);line-height:1.85;margin:0}
.foot-title{font-size:15px;font-weight:700;color:var(--text);margin-bottom:16px}
.foot-links{display:flex;flex-direction:column;gap:11px}
.foot-links a{font-size:14.4px;color:var(--text-2)}
.foot-links a:hover{color:var(--brand)}
.foot-contact{font-size:14.2px;color:var(--text-2);display:flex;flex-direction:column;gap:10px;line-height:1.7}
.foot-contact b{color:var(--text);font-weight:600}
.foot-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid var(--line-soft);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13.2px;color:var(--text-3);
}
@media (max-width:576px){.foot-bottom{flex-direction:column;gap:8px}}

/* roulang page: category3 */
:root{
  --ink-bg:#0F0E14;
  --surface:#191725;
  --surface-2:#221F31;
  --paper:#FBFAF6;
  --lime:#C6F24E;
  --lime-deep:#93C61A;
  --coral:#FF6B4A;
  --violet:#7C5CFF;
  --tx:#F6F4FF;
  --tx-2:#B7B1C9;
  --tx-3:#7F7A93;
  --paper-tx:#1D1B26;
  --paper-tx-2:#5A5568;
  --line:rgba(198,242,78,.14);
  --line-2:#2C293D;
  --r-card:18px;
  --r-lg:24px;
  --r-btn:999px;
  --r-input:12px;
  --r-img:14px;
  --sh:0 10px 30px rgba(0,0,0,.35);
  --sh-hover:0 16px 42px rgba(198,242,78,.14);
  --sh-paper:0 12px 36px rgba(0,0,0,.18);
  --gap:88px;
  --bs-body-bg:var(--ink-bg);
  --bs-body-color:var(--tx);
  --bs-border-color:var(--line-2);
  --bs-primary:var(--lime);
  --bs-link-color:var(--lime);
  --bs-link-hover-color:var(--lime-deep);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--ink-bg);
  color:var(--tx);
  font-family:"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:17px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;border-radius:var(--r-img);}
a{color:var(--lime);text-decoration:none;transition:color .22s ease;}
a:hover{color:var(--lime-deep);}
button,input{font-family:inherit;}
h1,h2,h3,h4{font-weight:800;letter-spacing:0;margin:0;}
p{margin:0 0 1.25em;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
.container{max-width:1200px;padding-left:24px;padding-right:24px;}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;border-radius:6px;}

/* ====== header ====== */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(15,14,20,.86);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav-inner{
  height:72px;display:flex;align-items:center;gap:24px;justify-content:space-between;
}
.brand{display:flex;align-items:center;gap:10px;color:var(--tx);font-weight:800;font-size:19px;}
.brand:hover{color:var(--tx);}
.brand-mark{
  width:26px;height:26px;border-radius:9px;flex:0 0 26px;
  background:linear-gradient(135deg,var(--lime) 0%,var(--violet) 100%);
  box-shadow:0 0 0 4px rgba(198,242,78,.10);
  position:relative;
}
.brand-mark::after{
  content:"";position:absolute;inset:8px;border-radius:3px;background:var(--ink-bg);
}
.brand-text{white-space:nowrap;}
.main-nav{display:flex;align-items:center;gap:4px;flex-wrap:nowrap;}
.nav-link{
  display:inline-block;
  padding:8px 14px;border-radius:var(--r-btn);
  color:var(--tx-2);font-size:15px;font-weight:500;white-space:nowrap;
  transition:color .2s ease,background .2s ease;
}
.nav-link:hover{color:var(--tx);background:rgba(198,242,78,.08);}
.nav-link.active{
  color:#12110F;background:var(--lime);
  font-weight:700;
  box-shadow:0 6px 18px rgba(198,242,78,.28);
}
.nav-cta{
  display:inline-block;padding:11px 22px;border-radius:var(--r-btn);
  background:var(--lime);color:#12110F;font-weight:700;font-size:15px;white-space:nowrap;
  transition:background .2s ease,transform .2s ease,box-shadow .2s ease;
}
.nav-cta:hover{background:var(--lime-deep);color:#12110F;transform:translateY(-2px);box-shadow:0 12px 28px rgba(198,242,78,.28);}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:var(--surface);color:var(--tx);
  align-items:center;justify-content:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--tx);position:relative;border-radius:2px;}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--tx);border-radius:2px;
  transition:transform .2s ease;
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

.drawer{
  position:fixed;inset:0 0 0 auto;width:min(340px,86vw);
  background:var(--surface);border-left:1px solid var(--line);
  transform:translateX(104%);transition:transform .28s ease;
  z-index:1100;padding:24px;display:flex;flex-direction:column;gap:6px;
  box-shadow:-20px 0 50px rgba(0,0,0,.5);
}
.drawer.open{transform:translateX(0);}
.drawer-close{
  align-self:flex-end;width:40px;height:40px;border-radius:12px;border:1px solid var(--line-2);
  background:var(--surface-2);color:var(--tx);font-size:18px;line-height:1;
}
.drawer-nav{display:flex;flex-direction:column;gap:6px;margin-top:18px;}
.drawer-nav a{
  padding:14px 16px;border-radius:14px;color:var(--tx-2);font-size:17px;font-weight:600;
  background:var(--surface-2);
}
.drawer-nav a.active{background:var(--lime);color:#12110F;}
.drawer .nav-cta{margin-top:auto;text-align:center;padding:14px;font-size:16px;}
.drawer-mask{
  position:fixed;inset:0;background:rgba(6,5,10,.62);z-index:1050;opacity:0;pointer-events:none;transition:opacity .28s ease;
}
.drawer-mask.open{opacity:1;pointer-events:auto;}

/* ====== hero ====== */
.hero{
  position:relative;overflow:hidden;
  padding:84px 0 72px;
  background-image:linear-gradient(180deg,rgba(15,14,20,.72) 0%,rgba(15,14,20,.94) 70%,var(--ink-bg) 100%),url("/assets/images/backpic/back-1.png");
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--line);
}
.hero::before{
  content:"";position:absolute;width:720px;height:720px;right:-200px;top:-260px;
  background:radial-gradient(circle,rgba(198,242,78,.20) 0%,rgba(124,92,255,.12) 45%,transparent 70%);
  pointer-events:none;
}
.hero .container{position:relative;z-index:2;}
.crumb{display:flex;gap:8px;align-items:center;font-size:13.5px;color:var(--tx-3);margin-bottom:22px;flex-wrap:wrap;}
.crumb a{color:var(--tx-2);}
.crumb a:hover{color:var(--lime);}
.crumb .sep{opacity:.5;}
.crumb .now{color:var(--lime);}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--r-btn);
  background:rgba(124,92,255,.16);border:1px solid rgba(124,92,255,.34);
  color:#CDBFFF;font-size:13px;font-weight:600;margin-bottom:20px;
}
.eyebrow i{width:7px;height:7px;border-radius:50%;background:var(--lime);display:inline-block;}
h1.hero-title{
  font-size:clamp(30px,5vw,54px);line-height:1.15;font-weight:800;margin-bottom:20px;
}
h1.hero-title em{font-style:normal;color:var(--lime);}
.hero-sub{font-size:17.5px;line-height:1.85;color:var(--tx-2);max-width:620px;margin-bottom:30px;}
.btn-row{display:flex;gap:14px;flex-wrap:wrap;}
.btn-main{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 28px;border-radius:var(--r-btn);border:1px solid transparent;
  background:var(--lime);color:#12110F;font-weight:700;font-size:16px;
  transition:background .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn-main:hover{background:var(--lime-deep);color:#12110F;transform:translateY(-2px);box-shadow:0 14px 34px rgba(198,242,78,.30);}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 28px;border-radius:var(--r-btn);
  background:transparent;border:1px solid rgba(198,242,78,.45);color:var(--lime);
  font-weight:600;font-size:16px;
  transition:background .2s ease,transform .2s ease,border-color .2s ease;
}
.btn-ghost:hover{background:rgba(198,242,78,.10);border-color:var(--lime);color:var(--lime);transform:translateY(-2px);}

.hero-side{
  background:linear-gradient(160deg,var(--surface) 0%,var(--surface-2) 100%);
  border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px;box-shadow:var(--sh);
}
.hero-side h3{font-size:19px;margin-bottom:4px;}
.hero-side .side-note{font-size:13.5px;color:var(--tx-3);margin-bottom:20px;}
.mini-stat{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 0;border-bottom:1px dashed rgba(198,242,78,.16);}
.mini-stat:last-of-type{border-bottom:0;}
.mini-stat .k{font-size:14px;color:var(--tx-2);}
.mini-stat .v{font-size:15px;font-weight:700;color:var(--lime);}
.big-num{font-size:clamp(34px,4vw,44px);font-weight:800;color:var(--lime);line-height:1.1;letter-spacing:-.5px;}

/* ====== sections ====== */
main{display:block;}
.section{padding:var(--gap) 0;}
.section-tight{padding:64px 0;}
.sec-head{max-width:760px;margin-bottom:44px;}
.sec-tag{
  display:inline-block;padding:5px 12px;border-radius:var(--r-btn);
  background:rgba(198,242,78,.12);border:1px solid var(--line);
  color:var(--lime);font-size:12.5px;font-weight:700;margin-bottom:16px;
}
h2.sec-title{font-size:clamp(24px,3.4vw,36px);line-height:1.25;font-weight:800;margin-bottom:14px;}
.sec-desc{color:var(--tx-2);font-size:16.5px;line-height:1.85;}

.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px;height:100%;
  transition:transform .24s ease,border-color .24s ease,box-shadow .24s ease;
}
.card:hover{transform:translateY(-4px);border-color:rgba(198,242,78,.42);box-shadow:var(--sh-hover);}
.card h3{font-size:20px;line-height:1.35;margin-bottom:10px;}
.card p{color:var(--tx-2);font-size:14.5px;line-height:1.75;}

/* progress panel */
.panel{
  background:linear-gradient(150deg,var(--surface) 0%,var(--surface-2) 100%);
  border:1px solid var(--line);border-radius:var(--r-lg);
  padding:32px;box-shadow:var(--sh);
}
.panel-head{display:flex;flex-wrap:wrap;gap:16px;align-items:flex-end;justify-content:space-between;margin-bottom:26px;}
.panel-head .label{font-size:14px;color:var(--tx-3);margin-bottom:6px;}
.progress-track{
  height:14px;border-radius:999px;background:#14121C;border:1px solid var(--line-2);overflow:hidden;
}
.progress-fill{
  height:100%;width:68%;border-radius:999px;
  background:linear-gradient(90deg,var(--lime) 0%,#9EE08C 45%,var(--violet) 100%);
  box-shadow:0 0 22px rgba(198,242,78,.35);
}
.progress-meta{display:flex;justify-content:space-between;font-size:13.5px;color:var(--tx-3);margin-top:12px;}
.nodes{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:34px;}
.node{
  background:var(--surface);border:1px solid var(--line-2);border-radius:16px;padding:18px;
  position:relative;
}
.node .idx{
  width:30px;height:30px;border-radius:10px;display:flex;align-items:center;justify-content:center;
  font-size:14px;font-weight:800;background:rgba(124,92,255,.18);color:#CDBFFF;margin-bottom:12px;
}
.node.done .idx{background:var(--lime);color:#12110F;}
.node.now{border-color:rgba(198,242,78,.5);box-shadow:var(--sh-hover);}
.node.now .idx{background:var(--coral);color:#1B0F0A;}
.node h4{font-size:16px;margin-bottom:6px;font-weight:700;}
.node p{font-size:13.5px;color:var(--tx-3);margin:0;line-height:1.65;}
.badge-soft{
  display:inline-block;padding:4px 10px;border-radius:999px;font-size:12.5px;font-weight:700;line-height:1.5;
}
.badge-lime{background:rgba(198,242,78,.16);color:var(--lime);}
.badge-coral{background:rgba(255,107,74,.16);color:#FF9A80;}
.badge-violet{background:rgba(124,92,255,.18);color:#CDBFFF;}
.badge-gray{background:rgba(183,177,201,.12);color:var(--tx-2);}

/* benefits */
.benefit-hero{
  display:grid;grid-template-columns:1.15fr .85fr;gap:24px;
}
.benefit-main{
  background:linear-gradient(150deg,var(--surface) 0%,var(--surface-2) 100%);
  border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.benefit-main:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:rgba(198,242,78,.42);}
.benefit-main img{width:100%;height:260px;object-fit:cover;border-radius:0;}
.benefit-body{padding:26px;}
.benefit-body h3{font-size:23px;margin-bottom:10px;}
.benefit-body p{color:var(--tx-2);font-size:15px;}
.benefit-side{display:grid;gap:18px;align-content:start;}
.bene-item{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  padding:20px;display:flex;gap:14px;align-items:flex-start;
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.bene-item:hover{transform:translateY(-3px);border-color:rgba(198,242,78,.4);box-shadow:var(--sh-hover);}
.bene-item .dot{
  flex:0 0 38px;width:38px;height:38px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:15px;
  background:rgba(198,242,78,.14);color:var(--lime);
}
.bene-item h4{font-size:16.5px;margin-bottom:6px;}
.bene-item p{font-size:13.8px;color:var(--tx-3);margin:0;line-height:1.7;}

.benefit-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:26px;}
.bcard{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);padding:22px;
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.bcard:hover{transform:translateY(-4px);border-color:rgba(198,242,78,.4);box-shadow:var(--sh-hover);}
.bcard img{height:130px;width:100%;object-fit:cover;margin-bottom:16px;}
.bcard h4{font-size:17px;margin-bottom:8px;}
.bcard p{font-size:13.8px;color:var(--tx-3);margin-bottom:14px;line-height:1.7;}
.bcard .rowline{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:13px;color:var(--tx-3);border-top:1px dashed rgba(198,242,78,.16);padding-top:12px;}

/* claim panel */
.claim{
  background:linear-gradient(135deg,rgba(198,242,78,.10) 0%,rgba(124,92,255,.14) 100%),var(--surface);
  border:1px solid var(--line);border-radius:var(--r-lg);padding:34px;
  display:grid;grid-template-columns:1.4fr .9fr;gap:28px;align-items:center;
}
.claim h2{font-size:clamp(22px,3vw,30px);margin-bottom:12px;}
.claim p{color:var(--tx-2);font-size:15.5px;margin-bottom:0;}
.claim-box{background:var(--surface-2);border:1px solid var(--line-2);border-radius:var(--r-card);padding:22px;}
.claim-box .field{margin-bottom:14px;}
.claim-box label{display:block;font-size:13.5px;color:var(--tx-2);margin-bottom:7px;}
.claim-box input{
  width:100%;padding:12px 14px;border-radius:var(--r-input);
  background:#14121C;border:1px solid var(--line-2);color:var(--tx);font-size:15px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.claim-box input::placeholder{color:#6E6A80;}
.claim-box input:focus{outline:none;border-color:var(--lime);box-shadow:0 0 0 3px rgba(198,242,78,.18);}
.claim-actions{display:flex;justify-content:flex-end;margin-top:6px;}
.claim-note{font-size:12.5px;color:var(--tx-3);margin-top:12px;line-height:1.65;}

/* scenario list */
.scene-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;}
.scene{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px;display:flex;gap:18px;align-items:flex-start;
  transition:border-color .22s ease,transform .22s ease,box-shadow .22s ease;
}
.scene:hover{border-color:rgba(198,242,78,.4);transform:translateY(-4px);box-shadow:var(--sh-hover);}
.scene img{width:96px;height:96px;object-fit:cover;flex:0 0 96px;}
.scene h3{font-size:18px;margin-bottom:8px;}
.scene p{font-size:14.2px;color:var(--tx-2);margin:0;line-height:1.75;}

/* faq */
.faq-wrap{max-width:900px;margin:0 auto;}
.accordion-item{
  background:var(--surface);border:1px solid var(--line);border-radius:14px;overflow:hidden;margin-bottom:12px;
}
.accordion-button{
  background:var(--surface);color:var(--tx);font-weight:600;font-size:16.5px;
  padding:18px 20px;box-shadow:none;border:0;
}
.accordion-button:not(.collapsed){background:rgba(198,242,78,.10);color:var(--lime);}
.accordion-button:focus{box-shadow:none;outline:2px solid var(--lime);outline-offset:-2px;border-radius:14px;}
.accordion-button::after{
  filter:none;
  background-image:none;
  width:14px;height:14px;border-right:2px solid var(--lime);border-bottom:2px solid var(--lime);
  transform:rotate(45deg);transition:transform .25s ease;margin-left:auto;
}
.accordion-button:not(.collapsed)::after{transform:rotate(-135deg);}
.accordion-body{
  color:var(--tx-2);font-size:15px;line-height:1.85;padding:4px 20px 20px;
  border-top:1px solid rgba(198,242,78,.10);
}
.accordion-body p{margin-bottom:10px;}

/* cta */
.cta-band{
  position:relative;overflow:hidden;
  border-radius:var(--r-lg);border:1px solid var(--line);
  padding:52px 40px;text-align:center;
  background-image:linear-gradient(135deg,rgba(15,14,20,.86) 0%,rgba(15,14,20,.78) 100%),url("/assets/images/backpic/back-2.png");
  background-size:cover;background-position:center;
}
.cta-band::before{
  content:"";position:absolute;left:50%;top:-160px;transform:translateX(-50%);
  width:620px;height:420px;
  background:radial-gradient(circle,rgba(198,242,78,.24) 0%,transparent 68%);
  pointer-events:none;
}
.cta-band h2{position:relative;font-size:clamp(24px,3.4vw,36px);margin-bottom:14px;}
.cta-band p{position:relative;color:var(--tx-2);max-width:640px;margin:0 auto 28px;}
.cta-band .btn-row{justify-content:center;position:relative;}

.paper-strip{
  background:var(--paper);color:var(--paper-tx);
  border-radius:var(--r-lg);padding:38px;box-shadow:var(--sh-paper);
}
.paper-strip h3{font-size:21px;color:var(--paper-tx);margin-bottom:10px;}
.paper-strip p{color:var(--paper-tx-2);font-size:15.5px;line-height:1.9;}
.paper-strip ul{margin-top:16px;}
.paper-strip li{
  position:relative;padding-left:22px;margin-bottom:10px;color:var(--paper-tx-2);font-size:15px;line-height:1.8;
}
.paper-strip li::before{
  content:"";position:absolute;left:0;top:11px;width:8px;height:8px;border-radius:50%;background:var(--lime-deep);
}

/* footer */
.site-footer{
  background:#0B0A10;border-top:1px solid var(--line);
  padding:64px 0 26px;margin-top:20px;
}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;}
.foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.foot-brand .brand-mark{width:24px;height:24px;flex:0 0 24px;}
.foot-brand .brand-text{font-weight:800;font-size:18px;color:var(--tx);}
.site-footer p{color:var(--tx-3);font-size:14px;line-height:1.8;}
.foot-title{font-size:15px;font-weight:700;color:var(--tx);margin-bottom:16px;}
.foot-links{display:flex;flex-direction:column;gap:10px;}
.foot-links a{color:var(--tx-3);font-size:14px;}
.foot-links a:hover{color:var(--lime);}
.foot-contact{display:flex;flex-direction:column;gap:10px;color:var(--tx-3);font-size:14px;line-height:1.75;}
.foot-contact b{color:var(--tx-2);font-weight:600;}
.foot-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.06);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  color:var(--tx-3);font-size:13.5px;
}

@media (max-width:1400px){
  .container{max-width:1200px;}
}
@media (max-width:1199px){
  .main-nav .nav-link{padding:8px 11px;font-size:14px;}
  .benefit-grid{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:991px){
  :root{--gap:72px;}
  .main-nav{display:none;}
  .nav-cta{display:none;}
  .nav-toggle{display:flex;}
  .benefit-hero{grid-template-columns:1fr;}
  .claim{grid-template-columns:1fr;}
  .scene-grid{grid-template-columns:1fr;}
  .nodes{grid-template-columns:repeat(2,1fr);}
  .foot-grid{grid-template-columns:1fr 1fr;gap:30px;}
  .hero{padding:64px 0 56px;}
}
@media (max-width:767px){
  :root{--gap:60px;}
  .benefit-grid{grid-template-columns:1fr;}
  .cta-band{padding:40px 22px;}
  .btn-row{flex-direction:column;}
  .btn-row .btn-main,.btn-row .btn-ghost{width:100%;}
  .panel{padding:24px;}
  .claim{padding:24px;}
  .paper-strip{padding:26px;}
  .claim-actions{justify-content:stretch;}
  .claim-actions .btn-main{width:100%;}
  .scene img{width:76px;height:76px;flex:0 0 76px;}
}
@media (max-width:520px){
  body{font-size:16px;}
  .container{padding-left:16px;padding-right:16px;}
  .nodes{grid-template-columns:1fr;}
  .foot-grid{grid-template-columns:1fr;}
  .hero-side{padding:20px;}
  .brand{font-size:17px;}
  .benefit-main img{height:190px;}
}

/* roulang page: category2 */
:root{
  --brand:#C6F24E;
  --brand-deep:#93C61A;
  --coral:#FF6B4A;
  --violet:#7C5CFF;
  --bg:#0F0E14;
  --surface:#191725;
  --surface-2:#221F31;
  --paper:#FBFAF6;
  --text:#F6F4FF;
  --text-2:#B7B1C9;
  --text-3:#7F7A93;
  --line:rgba(198,242,78,.14);
  --line-soft:rgba(255,255,255,.07);
  --radius-sm:12px;
  --radius:18px;
  --radius-lg:24px;
  --shadow:0 10px 30px rgba(0,0,0,.35);
  --shadow-hover:0 16px 42px rgba(198,242,78,.14);
  --ease:cubic-bezier(.22,.61,.36,1);
  --bs-primary:#C6F24E;
  --bs-primary-rgb:198,242,78;
  --bs-body-bg:#0F0E14;
  --bs-body-color:#F6F4FF;
  --bs-border-color:rgba(198,242,78,.14);
  --bs-link-color:#C6F24E;
  --bs-link-hover-color:#93C61A;
  --bs-border-radius:18px;
  --bs-font-sans-serif:"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--brand);text-decoration:none;transition:color .25s var(--ease)}
a:hover{color:var(--brand-deep)}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:.2px}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px}
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}
@media (min-width:1400px){.container{max-width:1240px}}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1050;
  background:rgba(15,14,20,.86);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .3s var(--ease),background .3s var(--ease);
}
.site-header.is-scrolled{box-shadow:0 12px 32px rgba(0,0,0,.45);background:rgba(13,12,18,.94)}
.nav-wrap{
  height:72px;
  display:flex;
  align-items:center;
  gap:18px;
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:26px;height:26px;border-radius:9px;
  background:linear-gradient(135deg,var(--brand),var(--violet));
  box-shadow:0 0 0 4px rgba(198,242,78,.10);
  position:relative;
}
.brand-mark::after{
  content:"";position:absolute;inset:8px 8px auto 8px;height:2px;border-radius:2px;
  background:#101208;box-shadow:0 5px 0 #101208,0 10px 0 #101208;
}
.brand-text{font-size:18px;font-weight:800;color:var(--text);letter-spacing:.5px}
.main-nav{
  display:flex;align-items:center;gap:4px;
  margin-left:auto;
  padding:5px;
  border-radius:999px;
  background:rgba(255,255,255,.03);
  border:1px solid var(--line-soft);
}
.main-nav .nav-link{
  display:block;
  padding:9px 15px;
  border-radius:999px;
  font-size:14.5px;
  color:var(--text-2);
  white-space:nowrap;
  transition:all .25s var(--ease);
}
.main-nav .nav-link:hover{color:var(--text);background:rgba(198,242,78,.08)}
.main-nav .nav-link.active{
  color:#12160A;
  font-weight:700;
  background:linear-gradient(135deg,var(--brand),#A9E231);
  box-shadow:0 6px 18px rgba(198,242,78,.22);
}
.nav-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.nav-toggle{
  display:none;
  width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
  padding:11px 10px;
  flex-direction:column;justify-content:space-between;
}
.nav-toggle span{display:block;height:2px;border-radius:2px;background:var(--brand)}
.nav-toggle span:nth-child(2){width:70%}

/* ---------- 按钮 ---------- */
.btn{transition:all .25s var(--ease);font-weight:600}
.btn-cta{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;
  border-radius:999px;
  font-size:15px;
  font-weight:700;
  border:1px solid transparent;
  cursor:pointer;
}
.btn-cta.sm{padding:9px 18px;font-size:14px}
.btn-primary-cta{
  background:linear-gradient(135deg,var(--brand),#B0E63F);
  color:#111508;
  box-shadow:0 10px 26px rgba(198,242,78,.20);
}
.btn-primary-cta:hover{
  background:var(--brand-deep);
  color:#0D1104;
  transform:translateY(-2px);
  box-shadow:0 16px 34px rgba(198,242,78,.30);
}
.btn-ghost{
  background:transparent;
  border:1px solid rgba(198,242,78,.45);
  color:var(--brand);
}
.btn-ghost:hover{
  border-color:var(--brand);
  background:rgba(198,242,78,.09);
  color:var(--brand);
  transform:translateY(-2px);
}
.btn-coral{
  background:linear-gradient(135deg,var(--coral),#F2542F);
  color:#FFF3EF;
  box-shadow:0 10px 26px rgba(255,107,74,.24);
}
.btn-coral:hover{transform:translateY(-2px);color:#fff;box-shadow:0 16px 34px rgba(255,107,74,.32)}

/* ---------- Hero ---------- */
.page-hero{
  position:relative;
  overflow:hidden;
  padding:78px 0 84px;
  background:
    radial-gradient(900px 420px at 88% 6%,rgba(124,92,255,.22),transparent 62%),
    radial-gradient(700px 380px at 6% 96%,rgba(198,242,78,.16),transparent 60%),
    linear-gradient(180deg,#0F0E14 0%,#131120 100%);
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
  opacity:.16;filter:saturate(.9);
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(circle at 50% 40%,#000 12%,transparent 78%);
  -webkit-mask-image:radial-gradient(circle at 50% 40%,#000 12%,transparent 78%);
}
.hero-inner{position:relative;z-index:2}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--text-3);margin-bottom:22px}
.crumb a{color:var(--text-2)}
.crumb a:hover{color:var(--brand)}
.crumb .sep{color:var(--text-3)}
.crumb .now{color:var(--brand)}
.hero-title{
  font-size:clamp(30px,5vw,54px);
  line-height:1.15;
  font-weight:800;
  max-width:16em;
}
.hero-title em{font-style:normal;color:var(--brand)}
.hero-sub{
  margin-top:18px;
  font-size:17px;
  line-height:1.85;
  color:var(--text-2);
  max-width:640px;
}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 13px;
  font-size:13px;
  border-radius:999px;
  background:rgba(124,92,255,.16);
  color:#C9BAFF;
  border:1px solid rgba(124,92,255,.28);
}
.tag.lime{background:rgba(198,242,78,.12);color:var(--brand);border-color:rgba(198,242,78,.28)}
.tag.coral{background:rgba(255,107,74,.14);color:#FFB2A1;border-color:rgba(255,107,74,.3)}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-media{position:relative}
.hero-media .shot{
  border-radius:var(--radius-lg);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow);
}
.hero-media .shot img{width:100%;aspect-ratio:16/11;object-fit:cover}
.float-card{
  position:absolute;left:-18px;bottom:-22px;
  width:250px;
  padding:18px;
  border-radius:var(--radius);
  background:rgba(34,31,49,.92);
  border:1px solid var(--line);
  box-shadow:var(--shadow);
  backdrop-filter:blur(8px);
}
.float-card .fc-title{font-size:13px;color:var(--text-3)}
.float-card .fc-value{font-size:26px;font-weight:800;color:var(--brand);line-height:1.3}
.float-card .fc-bar{height:8px;border-radius:999px;background:rgba(255,255,255,.09);margin-top:12px;overflow:hidden}
.float-card .fc-bar i{
  display:block;height:100%;width:68%;
  border-radius:999px;
  background:linear-gradient(90deg,var(--brand),var(--coral));
}
.float-card .fc-note{margin-top:10px;font-size:12.5px;color:var(--text-3)}

/* ---------- 通用板块 ---------- */
.section{padding:88px 0}
.section.tight{padding-top:56px}
.section-head{max-width:720px;margin-bottom:44px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;
  color:var(--brand);
  letter-spacing:1px;
  margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--brand)}
.sec-title{font-size:clamp(24px,3.4vw,36px);line-height:1.25}
.sec-desc{margin-top:16px;color:var(--text-2);font-size:16px}
.section-alt{background:linear-gradient(180deg,#100F17 0%,#15131F 100%);border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}

/* ---------- 奖励预览网格 ---------- */
.reward-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:20px}
.reward-card{
  grid-column:span 2;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:22px;
  display:flex;flex-direction:column;gap:14px;
  transition:all .28s var(--ease);
}
.reward-card:hover{
  transform:translateY(-4px);
  border-color:rgba(198,242,78,.42);
  box-shadow:var(--shadow-hover);
}
.reward-card.big{grid-column:span 3;padding:0;overflow:hidden}
.reward-card.big .rc-media{border-radius:0;position:relative}
.reward-card.big .rc-media img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:0}
.reward-card.big .rc-body{padding:0 26px 26px}
.reward-card.wide{
  grid-column:span 6;
  flex-direction:row;align-items:center;justify-content:space-between;gap:24px;
  padding:26px 30px;
  background:linear-gradient(120deg,rgba(198,242,78,.13),rgba(124,92,255,.14));
  border-color:rgba(198,242,78,.28);
}
.rc-media{border-radius:14px;overflow:hidden;position:relative}
.rc-media img{width:100%;aspect-ratio:16/10;object-fit:cover}
.rc-media .lvl{
  position:absolute;top:12px;left:12px;
  padding:4px 11px;border-radius:999px;
  font-size:12px;font-weight:700;
  background:rgba(15,14,20,.78);
  color:var(--brand);
  border:1px solid rgba(198,242,78,.35);
  backdrop-filter:blur(6px);
}
.rc-body h3{font-size:20px;line-height:1.35}
.reward-card.big .rc-body h3{font-size:23px;margin-top:18px}
.rc-body p{margin-top:10px;font-size:14.5px;line-height:1.75;color:var(--text-2)}
.rc-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.badge-pill{
  padding:4px 11px;border-radius:999px;font-size:12.5px;font-weight:600;
  display:inline-flex;align-items:center;gap:6px;
  border:1px solid transparent;
}
.badge-lime{background:rgba(198,242,78,.14);color:var(--brand);border-color:rgba(198,242,78,.3)}
.badge-coral{background:rgba(255,107,74,.15);color:#FFB4A3;border-color:rgba(255,107,74,.32)}
.badge-violet{background:rgba(124,92,255,.18);color:#C6B8FF;border-color:rgba(124,92,255,.32)}
.badge-muted{background:rgba(255,255,255,.06);color:var(--text-2);border-color:rgba(255,255,255,.1)}

/* ---------- 规则清单 ---------- */
.rule-list{display:grid;gap:14px;counter-reset:rule}
.rule-item{
  display:flex;gap:20px;
  padding:24px 26px;
  border-radius:var(--radius);
  background:var(--surface);
  border:1px solid var(--line-soft);
  transition:all .28s var(--ease);
}
.rule-item:hover{border-color:rgba(198,242,78,.34);background:var(--surface-2);transform:translateY(-3px)}
.rule-num{
  flex:0 0 46px;height:46px;width:46px;
  display:flex;align-items:center;justify-content:center;
  border-radius:14px;
  font-weight:800;font-size:17px;
  color:#12160A;
  background:linear-gradient(135deg,var(--brand),#A9E231);
}
.rule-body h3{font-size:19px}
.rule-body p{margin-top:9px;color:var(--text-2);font-size:15px;line-height:1.8}
.rule-body .badge-pill{margin-top:12px}

/* ---------- 发放节点时间线 ---------- */
.stage-line{
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;
  position:relative;
}
.stage{
  position:relative;
  padding:26px 22px;
  border-radius:var(--radius);
  background:var(--surface);
  border:1px solid var(--line-soft);
  transition:all .28s var(--ease);
}
.stage:hover{border-color:rgba(198,242,78,.4);transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.stage .dot{
  width:40px;height:40px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:15px;
  background:rgba(198,242,78,.14);
  color:var(--brand);
  border:1px solid rgba(198,242,78,.3);
  margin-bottom:16px;
}
.stage h3{font-size:18px}
.stage p{margin-top:9px;font-size:14.5px;color:var(--text-2);line-height:1.75}
.stage .bar{height:6px;border-radius:999px;background:rgba(255,255,255,.08);margin-top:16px;overflow:hidden}
.stage .bar i{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--brand),var(--violet))}

/* ---------- 状态说明 ---------- */
.state-grid{display:grid;grid-template-columns:0.95fr 1.05fr;gap:34px;align-items:center}
.state-visual{
  border-radius:var(--radius-lg);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow);
}
.state-visual img{width:100%;aspect-ratio:4/3;object-fit:cover}
.state-list{display:grid;gap:12px}
.state-row{
  display:flex;align-items:flex-start;gap:16px;
  padding:18px 20px;
  border-radius:var(--radius);
  background:rgba(255,255,255,.03);
  border:1px solid var(--line-soft);
  transition:all .25s var(--ease);
}
.state-row:hover{background:var(--surface);border-color:rgba(198,242,78,.3)}
.state-row .badge-pill{flex:0 0 auto;margin-top:2px}
.state-row p{font-size:14.5px;color:var(--text-2);line-height:1.75}
.state-row strong{color:var(--text);font-weight:700}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:880px;margin:0 auto}
.faq-wrap .accordion-item{
  background:var(--surface);
  border:1px solid var(--line-soft);
  border-radius:14px;
  margin-bottom:12px;
  overflow:hidden;
}
.faq-wrap .accordion-item:hover{border-color:rgba(198,242,78,.28)}
.faq-wrap .accordion-button{
  background:transparent;
  color:var(--text);
  font-size:16.5px;font-weight:600;
  padding:20px 22px;
  box-shadow:none;
  border:0;
}
.faq-wrap .accordion-button:not(.collapsed){
  color:var(--brand);
  background:rgba(198,242,78,.06);
}
.faq-wrap .accordion-button::after{
  background-image:none;
  content:"";
  width:10px;height:10px;
  border-right:2px solid var(--brand);
  border-bottom:2px solid var(--brand);
  transform:rotate(45deg);
  transition:transform .28s var(--ease);
  margin-left:auto;
}
.faq-wrap .accordion-button:not(.collapsed)::after{transform:rotate(-135deg)}
.faq-wrap .accordion-body{
  padding:0 22px 22px;
  color:var(--text-2);
  font-size:15px;line-height:1.85;
  background:rgba(198,242,78,.03);
}
.faq-wrap .accordion-button:focus{box-shadow:0 0 0 3px rgba(198,242,78,.16)}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;
  border-radius:var(--radius-lg);
  padding:54px 48px;
  background:
    radial-gradient(520px 260px at 88% 20%,rgba(124,92,255,.28),transparent 62%),
    radial-gradient(460px 240px at 8% 92%,rgba(198,242,78,.22),transparent 60%),
    linear-gradient(120deg,#191725,#221F31);
  border:1px solid rgba(198,242,78,.24);
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px;
}
.cta-band h2{font-size:clamp(23px,3vw,32px);max-width:20em}
.cta-band p{margin-top:12px;color:var(--text-2);font-size:15.5px;max-width:520px}
.cta-band .cta-actions{display:flex;flex-wrap:wrap;gap:14px}

/* ---------- 页脚 ---------- */
.site-footer{
  background:#0B0A10;
  border-top:1px solid var(--line);
  padding:64px 0 26px;
  margin-top:20px;
}
.foot-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.2fr;
  gap:36px;
}
.foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.foot-brand .brand-mark{width:24px;height:24px}
.foot-brand .brand-text{font-size:17px;font-weight:800;color:var(--text)}
.site-footer p{color:var(--text-3);font-size:14px;line-height:1.85;max-width:380px}
.foot-title{font-size:14px;font-weight:700;color:var(--text);margin-bottom:14px}
.foot-links{display:grid;gap:9px}
.foot-links a{color:var(--text-3);font-size:14px}
.foot-links a:hover{color:var(--brand)}
.foot-contact{display:grid;gap:9px;font-size:14px;color:var(--text-3)}
.foot-contact b{color:var(--text-2);font-weight:600}
.foot-bottom{
  margin-top:48px;padding-top:20px;
  border-top:1px solid var(--line-soft);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:var(--text-3);
}

/* ---------- 响应式 ---------- */
@media (max-width:1200px){
  .reward-grid{grid-template-columns:repeat(4,1fr)}
  .reward-card{grid-column:span 2}
  .reward-card.big{grid-column:span 4}
  .reward-card.wide{grid-column:span 4}
}
@media (max-width:992px){
  .nav-toggle{display:flex}
  .main-nav{
    position:fixed;top:72px;right:0;bottom:0;
    width:min(84vw,340px);
    margin-left:0;
    flex-direction:column;align-items:stretch;gap:8px;
    padding:22px 18px 32px;
    border-radius:0;
    background:#12111B;
    border-left:1px solid var(--line);
    border-top:0;border-right:0;border-bottom:0;
    transform:translateX(105%);
    transition:transform .34s var(--ease);
    overflow-y:auto;
    z-index:1040;
  }
  .main-nav.open{transform:translateX(0)}
  .main-nav .nav-link{font-size:16.5px;padding:14px 16px;border-radius:14px}
  .section{padding:64px 0}
  .section.tight{padding-top:40px}
  .page-hero{padding:58px 0 66px}
  .state-grid{grid-template-columns:1fr;gap:26px}
  .stage-line{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr}
  .cta-band{padding:38px 26px}
  .float-card{left:0;bottom:-16px;width:220px;padding:15px}
  .reward-card.wide{flex-direction:column;align-items:flex-start}
}
@media (max-width:768px){
  .container{padding-left:16px;padding-right:16px}
  .hero-sub{font-size:16px}
  .reward-grid{grid-template-columns:1fr}
  .reward-card,.reward-card.big,.reward-card.wide{grid-column:span 1}
  .rule-item{flex-direction:column;gap:14px;padding:20px}
  .stage-line{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr;gap:28px}
  .cta-band{padding:32px 20px}
  .cta-band .cta-actions{width:100%}
  .cta-band .cta-actions .btn-cta{width:100%}
  .hero-cta .btn-cta{width:100%}
}
@media (max-width:520px){
  .brand-text{font-size:16px}
  .section{padding:52px 0}
  .section-head{margin-bottom:30px}
  .page-hero{padding:46px 0 56px}
  .float-card{position:static;width:100%;margin-top:16px}
  .reward-card.big .rc-body{padding:0 18px 20px}
  .cta-band h2{font-size:22px}
}

/* roulang page: category4 */
:root{
  --lime:#C6F24E;
  --lime-deep:#93C61A;
  --coral:#FF6B4A;
  --violet:#7C5CFF;
  --ink:#0F0E14;
  --surface:#191725;
  --surface-2:#221F31;
  --paper:#FBFAF6;
  --text:#F6F4FF;
  --text-2:#B7B1C9;
  --text-3:#7F7A93;
  --border:rgba(198,242,78,.14);
  --border-strong:rgba(198,242,78,.34);
  --radius-card:18px;
  --radius-lg:24px;
  --radius-pill:999px;
  --radius-input:12px;
  --radius-img:14px;
  --shadow:0 10px 30px rgba(0,0,0,.35);
  --shadow-hover:0 16px 42px rgba(198,242,78,.14);
  --space-block:104px;
  --container:1200px;
  --bs-primary:#C6F24E;
  --bs-body-bg:#0F0E14;
  --bs-body-color:#F6F4FF;
  --bs-border-color:rgba(198,242,78,.14);
  --bs-link-color:#C6F24E;
  --bs-link-hover-color:#93C61A;
  --bs-font-sans-serif:"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,sans-serif;
}

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

html{scroll-behavior:smooth}

body{
  margin:0;
  background-color:var(--ink);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16.5px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background-image:linear-gradient(rgba(198,242,78,.035) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(198,242,78,.035) 1px,transparent 1px);
  background-size:64px 64px;
  opacity:.7;
}

img{max-width:100%;display:block}
a{color:var(--lime);text-decoration:none}
a:hover{color:var(--lime-deep)}
p{margin:0 0 1.3em}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.25;color:var(--text)}
button{font-family:inherit}

.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 24px;
  position:relative;
  z-index:1;
}

:focus-visible{
  outline:2px solid var(--lime);
  outline-offset:2px;
  border-radius:6px;
}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:1000;
  background:rgba(15,14,20,.86);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--border);
}

.header-inner{
  display:flex;
  align-items:center;
  gap:20px;
  height:72px;
}

.brand{
  display:flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
  color:var(--text);
}

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

.brand-mark{
  width:30px;
  height:30px;
  border-radius:9px;
  background:linear-gradient(135deg,var(--lime) 0%,var(--violet) 100%);
  position:relative;
  display:inline-block;
  box-shadow:0 6px 18px rgba(198,242,78,.28);
}

.brand-mark::after{
  content:"";
  position:absolute;
  inset:9px;
  border-radius:4px;
  background:var(--ink);
}

.brand-text{
  font-size:18px;
  font-weight:800;
  letter-spacing:.4px;
}

.main-nav{
  display:flex;
  align-items:center;
  gap:4px;
  margin-left:auto;
  padding:5px;
  background:rgba(34,31,49,.6);
  border:1px solid var(--border);
  border-radius:var(--radius-pill);
}

.nav-link{
  display:block;
  padding:8px 15px;
  font-size:14.5px;
  font-weight:500;
  color:var(--text-2);
  border-radius:var(--radius-pill);
  white-space:nowrap;
  transition:color .2s ease,background .2s ease;
}

.nav-link:hover{
  color:var(--text);
  background:rgba(198,242,78,.09);
}

.nav-link.active{
  color:#14180A;
  background:var(--lime);
  font-weight:700;
}

.nav-cta{
  flex-shrink:0;
}

.nav-toggle{
  display:none;
  width:44px;
  height:44px;
  border-radius:12px;
  border:1px solid var(--border);
  background:var(--surface);
  color:var(--lime);
  font-size:18px;
  cursor:pointer;
  margin-left:auto;
  transition:border-color .2s ease,background .2s ease;
}

.nav-toggle:hover{border-color:var(--border-strong);background:var(--surface-2)}

.nav-cta-mobile{display:none}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 24px;
  font-size:15px;
  font-weight:700;
  border-radius:var(--radius-pill);
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .22s ease,background .22s ease,color .22s ease,box-shadow .22s ease,border-color .22s ease;
  line-height:1.2;
  text-align:center;
}

.btn-primary,
.btn-primary:focus{
  background:var(--lime);
  color:#14180A;
  box-shadow:0 8px 24px rgba(198,242,78,.18);
}

.btn-primary:hover{
  background:var(--lime-deep);
  color:#101405;
  transform:translateY(-2px);
  box-shadow:0 14px 34px rgba(198,242,78,.3);
}

.btn-ghost{
  background:transparent;
  color:var(--lime);
  border-color:var(--border-strong);
}

.btn-ghost:hover{
  background:rgba(198,242,78,.1);
  color:var(--lime);
  transform:translateY(-2px);
}

.btn-coral{
  background:var(--coral);
  color:#231008;
  box-shadow:0 8px 24px rgba(255,107,74,.22);
}

.btn-coral:hover{
  background:#ff8266;
  color:#231008;
  transform:translateY(-2px);
}

.btn-sm{padding:9px 18px;font-size:14px}

.btn:disabled,.btn.disabled{opacity:.45;pointer-events:none}

/* ============ 标签 / 徽章 ============ */
.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 11px;
  font-size:12.5px;
  font-weight:700;
  border-radius:var(--radius-pill);
  line-height:1.6;
}

.badge-lime{background:rgba(198,242,78,.16);color:var(--lime)}
.badge-coral{background:rgba(255,107,74,.16);color:var(--coral)}
.badge-violet{background:rgba(124,92,255,.2);color:#B7A6FF}
.badge-muted{background:rgba(255,255,255,.06);color:var(--text-2)}

/* ============ Hero ============ */
.hero{
  position:relative;
  padding:72px 0 76px;
  background-image:
    linear-gradient(180deg,rgba(15,14,20,.72) 0%,rgba(15,14,20,.92) 68%,var(--ink) 100%),
    radial-gradient(760px 420px at 12% 8%,rgba(198,242,78,.2),transparent 62%),
    radial-gradient(620px 380px at 88% 30%,rgba(124,92,255,.22),transparent 66%),
    url('/assets/images/backpic/back-1.png');
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--border);
  overflow:hidden;
}

.hero-grid{
  display:grid;
  grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);
  gap:52px;
  align-items:center;
}

.breadcrumb-line{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:13.5px;
  color:var(--text-3);
  margin-bottom:20px;
}

.breadcrumb-line a{color:var(--text-2)}
.breadcrumb-line a:hover{color:var(--lime)}
.breadcrumb-line .sep{color:var(--text-3)}
.breadcrumb-line .current{color:var(--lime)}

.hero h1{
  font-size:clamp(30px,5vw,54px);
  line-height:1.15;
  font-weight:800;
  margin-bottom:20px;
}

.hero h1 .hl{
  color:var(--lime);
  position:relative;
}

.hero-sub{
  font-size:17px;
  color:var(--text-2);
  max-width:600px;
  margin-bottom:30px;
  line-height:1.85;
}

.hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-bottom:26px;
}

.hero-meta{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
}

/* Hero 侧卡 */
.hero-card{
  background:linear-gradient(160deg,rgba(34,31,49,.95) 0%,rgba(25,23,37,.98) 100%);
  border:1px solid var(--border);
  border-radius:var(--radius-lg);
  padding:26px;
  box-shadow:var(--shadow);
}

.hero-card-head{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:14.5px;
  font-weight:700;
  padding-bottom:16px;
  margin-bottom:18px;
  border-bottom:1px dashed rgba(198,242,78,.2);
}

.hero-card-head .dot{
  width:9px;
  height:9px;
  border-radius:50%;
  background:var(--lime);
  box-shadow:0 0 0 4px rgba(198,242,78,.18);
}

.hero-card-head .badge{margin-left:auto}

.check-list li{
  display:flex;
  gap:12px;
  align-items:flex-start;
  font-size:14.5px;
  color:var(--text-2);
  padding:10px 0;
  border-bottom:1px solid rgba(255,255,255,.05);
  line-height:1.7;
}

.check-list li:last-child{border-bottom:none}

.check-ico{
  flex-shrink:0;
  width:20px;
  height:20px;
  margin-top:3px;
  border-radius:6px;
  background:rgba(198,242,78,.16);
  color:var(--lime);
  font-size:11px;
  display:flex;
  align-items:center;
  justify-content:center;
}

.hero-card-foot{
  margin-top:18px;
  padding-top:16px;
  border-top:1px dashed rgba(198,242,78,.2);
  font-size:13.5px;
  color:var(--text-3);
  line-height:1.7;
}

/* ============ 通用板块 ============ */
.section{padding:var(--space-block) 0;position:relative}
.section-alt{background:linear-gradient(180deg,rgba(25,23,37,.55) 0%,rgba(15,14,20,0) 100%)}

.section-head{max-width:760px;margin-bottom:48px}

.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  font-weight:700;
  color:var(--coral);
  letter-spacing:.5px;
  margin-bottom:14px;
}

.eyebrow::before{
  content:"";
  width:22px;
  height:2px;
  border-radius:2px;
  background:var(--coral);
}

.section-head h2{
  font-size:clamp(24px,3.4vw,36px);
  line-height:1.25;
  margin-bottom:16px;
}

.section-head p{
  color:var(--text-2);
  font-size:16px;
  margin:0;
}

/* ============ 安全防线卡 ============ */
.defense-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:24px;
}

.defense-card{
  display:grid;
  grid-template-columns:132px minmax(0,1fr);
  gap:22px;
  align-items:center;
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius-card);
  padding:22px;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}

.defense-card:hover{
  transform:translateY(-4px);
  border-color:var(--border-strong);
  box-shadow:var(--shadow-hover);
}

.defense-card img{
  width:100%;
  height:104px;
  object-fit:cover;
  border-radius:var(--radius-img);
}

.defense-card h3{
  font-size:19px;
  margin-bottom:8px;
  font-weight:700;
}

.defense-card p{
  font-size:14.5px;
  color:var(--text-2);
  line-height:1.75;
  margin:0 0 10px;
}

/* ============ 自查流程时间轴 ============ */
.flow-wrap{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius-lg);
  padding:38px 32px;
}

.flow-list{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:22px;
  position:relative;
}

.flow-item{
  position:relative;
  padding-top:52px;
}

.flow-num{
  position:absolute;
  top:0;
  left:0;
  width:38px;
  height:38px;
  border-radius:12px;
  background:linear-gradient(135deg,rgba(198,242,78,.9),rgba(124,92,255,.85));
  color:#12160A;
  font-weight:800;
  font-size:15px;
  display:flex;
  align-items:center;
  justify-content:center;
}

.flow-item::before{
  content:"";
  position:absolute;
  top:18px;
  left:50px;
  right:-22px;
  height:1px;
  background:linear-gradient(90deg,rgba(198,242,78,.4),rgba(198,242,78,0));
}

.flow-item:last-child::before{display:none}

.flow-item h3{
  font-size:17px;
  margin-bottom:10px;
  font-weight:700;
}

.flow-item p{
  font-size:14px;
  color:var(--text-2);
  line-height:1.75;
  margin:0;
}

/* ============ FAQ ============ */
.faq-layout{
  display:grid;
  grid-template-columns:minmax(0,.78fr) minmax(0,1.22fr);
  gap:44px;
  align-items:start;
}

.faq-aside{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius-lg);
  padding:28px;
  position:sticky;
  top:96px;
}

.faq-aside h3{
  font-size:20px;
  margin-bottom:12px;
}

.faq-aside p{
  font-size:14.5px;
  color:var(--text-2);
  line-height:1.8;
}

.faq-aside .aside-list li{
  display:flex;
  gap:10px;
  align-items:flex-start;
  font-size:14px;
  color:var(--text-2);
  padding:9px 0;
  border-bottom:1px solid rgba(255,255,255,.05);
}

.faq-aside .aside-list li:last-child{border-bottom:none}
.faq-aside .aside-list i{color:var(--lime);font-size:12px;margin-top:6px}

.accordion-item{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:14px !important;
  margin-bottom:12px;
  overflow:hidden;
}

.accordion-item:last-child{margin-bottom:0}

.accordion-button{
  width:100%;
  background:var(--surface);
  color:var(--text);
  font-size:16px;
  font-weight:600;
  padding:18px 22px;
  border:none;
  box-shadow:none !important;
  display:flex;
  align-items:center;
  gap:14px;
  text-align:left;
  line-height:1.6;
}

.accordion-button:not(.collapsed){
  background:rgba(198,242,78,.08);
  color:var(--lime);
}

.accordion-button::after{
  content:"";
  background-image:none;
  width:10px;
  height:10px;
  margin-left:auto;
  flex-shrink:0;
  border-right:2px solid var(--lime);
  border-bottom:2px solid var(--lime);
  transform:rotate(45deg);
  transition:transform .25s ease;
  position:static;
}

.accordion-button:not(.collapsed)::after{
  transform:rotate(-135deg);
}

.accordion-body{
  padding:0 22px 20px;
  color:var(--text-2);
  font-size:15px;
  line-height:1.85;
  border-top:1px solid rgba(255,255,255,.05);
  padding-top:16px;
}

/* ============ 风险提示图文卡 ============ */
.risk-grid{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);
  gap:36px;
  align-items:center;
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius-lg);
  padding:32px;
}

.risk-grid img{
  width:100%;
  height:100%;
  max-height:360px;
  object-fit:cover;
  border-radius:var(--radius-img);
}

.risk-grid h2{
  font-size:clamp(22px,3vw,30px);
  margin-bottom:16px;
}

.risk-list li{
  display:flex;
  gap:14px;
  align-items:flex-start;
  padding:14px 0;
  border-bottom:1px solid rgba(255,255,255,.06);
}

.risk-list li:last-child{border-bottom:none}

.risk-list .num{
  flex-shrink:0;
  width:26px;
  height:26px;
  border-radius:9px;
  background:rgba(255,107,74,.16);
  color:var(--coral);
  font-size:13px;
  font-weight:800;
  display:flex;
  align-items:center;
  justify-content:center;
  margin-top:4px;
}

.risk-list b{
  display:block;
  font-size:15.5px;
  color:var(--text);
  margin-bottom:4px;
}

.risk-list span{
  font-size:14px;
  color:var(--text-2);
  line-height:1.75;
}

/* ============ CTA 通栏 ============ */
.cta-band{
  position:relative;
  border-radius:var(--radius-lg);
  padding:52px 44px;
  background:
    radial-gradient(520px 260px at 82% 18%,rgba(198,242,78,.24),transparent 62%),
    linear-gradient(135deg,rgba(34,31,49,.98) 0%,rgba(15,14,20,.98) 100%);
  border:1px solid var(--border);
  overflow:hidden;
  display:grid;
  grid-template-columns:minmax(0,1fr) auto;
  gap:32px;
  align-items:center;
  box-shadow:var(--shadow);
}

.cta-band h2{
  font-size:clamp(22px,3.2vw,32px);
  margin-bottom:12px;
}

.cta-band p{
  color:var(--text-2);
  font-size:15.5px;
  margin:0;
  max-width:620px;
}

.cta-actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
}

/* ============ 页脚 ============ */
.site-footer{
  background:#0B0A10;
  border-top:1px solid var(--border);
  padding:64px 0 0;
  margin-top:20px;
}

.foot-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.2fr;
  gap:36px;
  padding-bottom:44px;
}

.foot-brand{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:16px;
}

.foot-brand .brand-mark{width:26px;height:26px;border-radius:8px}
.foot-brand .brand-mark::after{inset:8px}

.foot-brand .brand-text{font-size:17px;font-weight:800}

.site-footer p{
  font-size:14px;
  color:var(--text-2);
  line-height:1.8;
  margin:0;
  max-width:330px;
}

.foot-title{
  font-size:15px;
  font-weight:700;
  color:var(--text);
  margin-bottom:16px;
}

.foot-links{
  display:flex;
  flex-direction:column;
  gap:11px;
}

.foot-links a{
  font-size:14px;
  color:var(--text-2);
  transition:color .2s ease;
}

.foot-links a:hover{color:var(--lime)}

.foot-contact div{
  font-size:14px;
  color:var(--text-2);
  line-height:1.9;
}

.foot-contact b{color:var(--text);font-weight:600}

.foot-bottom{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  justify-content:space-between;
  align-items:center;
  padding:20px 0 28px;
  border-top:1px solid rgba(255,255,255,.06);
  font-size:13.5px;
  color:var(--text-3);
}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .container{max-width:100%}
  .nav-link{padding:8px 12px;font-size:14px}
}

@media (max-width:991.98px){
  :root{--space-block:72px}
  .hero{padding:48px 0 56px}
  .hero-grid{grid-template-columns:1fr;gap:34px}
  .defense-grid{grid-template-columns:1fr}
  .flow-list{grid-template-columns:repeat(2,minmax(0,1fr))}
  .faq-layout{grid-template-columns:1fr;gap:28px}
  .faq-aside{position:static}
  .risk-grid{grid-template-columns:1fr;padding:24px}
  .cta-band{grid-template-columns:1fr;padding:36px 26px}
  .foot-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}

  .nav-toggle{display:flex;align-items:center;justify-content:center}
  .nav-cta{display:none}

  .main-nav{
    position:fixed;
    top:72px;
    left:0;
    right:0;
    bottom:0;
    margin:0;
    padding:28px 24px 40px;
    flex-direction:column;
    align-items:stretch;
    gap:8px;
    background:rgba(11,10,16,.98);
    border:none;
    border-radius:0;
    overflow-y:auto;
    opacity:0;
    transform:translateY(-10px);
    pointer-events:none;
    transition:opacity .25s ease,transform .25s ease;
  }

  body.nav-open .main-nav{
    opacity:1;
    transform:translateY(0);
    pointer-events:auto;
  }

  .nav-link{
    font-size:17px;
    font-weight:600;
    padding:15px 18px;
    border-radius:14px;
    color:var(--text);
  }

  .nav-link.active{background:var(--lime);color:#14180A}

  .nav-cta-mobile{
    display:flex;
    margin-top:18px;
    width:100%;
  }
}

@media (max-width:767.98px){
  body{font-size:16px}
  .container{padding:0 16px}
  .hero h1{font-size:clamp(26px,7vw,36px)}
  .hero-actions .btn{width:100%}
  .flow-list{grid-template-columns:1fr;gap:26px}
  .flow-item::before{display:none}
  .defense-card{grid-template-columns:1fr;gap:16px}
  .defense-card img{height:150px}
  .foot-grid{grid-template-columns:1fr}
  .foot-bottom{flex-direction:column;align-items:flex-start}
  .cta-actions .btn{width:100%}
  .badge{font-size:12px}
}

@media (max-width:575.98px){
  :root{--space-block:60px}
  .hero{padding:36px 0 44px}
  .hero-card{padding:20px}
  .flow-wrap{padding:26px 20px}
  .faq-aside{padding:22px}
  .accordion-button{font-size:15px;padding:16px 18px}
  .accordion-body{padding:14px 18px 18px}
}