/* roulang page: index */
/* ===================== 设计变量 ===================== */
:root{
  --c-bg:#0A0D12;
  --c-surface:#111721;
  --c-surface-2:#161E2A;
  --c-line:#22303F;
  --c-primary:#16E0A3;
  --c-primary-deep:#0BAE7C;
  --c-accent:#7C4DFF;
  --c-warn:#FFB020;
  --c-danger:#FF5A5A;
  --c-text:#E8EDF4;
  --c-text-2:#9AA7B8;
  --c-text-3:#6B7A8D;
  --c-read-bg:#FBFCFE;
  --c-read-text:#1B2129;
  --c-read-text-2:#4A5563;
  --c-read-line:#E5E9EF;
  --r-sm:8px;
  --r-md:14px;
  --r-lg:20px;
  --r-pill:999px;
  --sh-1:0 1px 0 rgba(255,255,255,.04) inset, 0 10px 24px rgba(0,0,0,.35);
  --sh-2:0 18px 38px rgba(0,0,0,.45);
  --ease:cubic-bezier(.4,0,.2,1);
  --font-cn:-apple-system,BlinkMacSystemFont,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
}
/* ===================== reset / base ===================== */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-text);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
body.no-scroll{overflow:hidden;}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;background:transparent;}
h1,h2,h3,h4,h5,p,figure,blockquote{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button,input,select,textarea{font:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;}
table{border-collapse:collapse;width:100%;}
.num{font-variant-numeric:tabular-nums;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:4px;}
.skip{position:absolute;left:-9999px;top:0;}
.skip:focus{left:12px;top:12px;z-index:200;background:var(--c-primary);color:#0A0D12;padding:8px 14px;border-radius:var(--r-sm);}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.grid-x{margin-left:-12px;margin-right:-12px;}
.grid-x>.cell{padding-left:12px;padding-right:12px;}
/* ===================== 装饰件 ===================== */
.dots{
  position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(255,255,255,.10) 1px,transparent 1px);
  background-size:24px 24px;
}
.scanlines{
  background-image:repeating-linear-gradient(to bottom,rgba(22,224,163,.10) 0 1px,transparent 1px 48px);
}
.clip-cut{clip-path:polygon(16px 0,100% 0,100% calc(100% - 16px),calc(100% - 16px) 100%,0 100%,0 16px);}
.num-block{
  width:34px;height:34px;flex:0 0 34px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--c-line);border-radius:var(--r-sm);
  color:var(--c-primary);font-size:13px;font-weight:800;letter-spacing:.04em;
  font-variant-numeric:tabular-nums;
}
/* ===================== 顶部公告条 ===================== */
.topbar{
  height:36px;background:var(--c-surface-2);border-bottom:1px solid var(--c-line);
  font-size:13px;color:var(--c-text-2);position:relative;z-index:70;
}
.topbar.is-hidden{display:none;}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;height:36px;gap:16px;}
.topbar-status{display:inline-flex;align-items:center;gap:8px;color:var(--c-text);white-space:nowrap;}
.dot{width:6px;height:6px;border-radius:50%;background:var(--c-primary);display:inline-block;flex:0 0 6px;}
.dot-warn{background:var(--c-warn);}
.topbar-right{display:inline-flex;align-items:center;gap:14px;min-width:0;}
.topbar-text{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.topbar-close{
  width:22px;height:22px;line-height:1;border-radius:50%;
  border:1px solid var(--c-line);color:var(--c-text-2);font-size:14px;
  display:inline-flex;align-items:center;justify-content:center;
  transition:color .18s var(--ease),border-color .18s var(--ease);
}
.topbar-close:hover{color:var(--c-primary);border-color:var(--c-primary);}
/* ===================== 导航 ===================== */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(10,13,18,.94);
  border-bottom:1px solid transparent;
  transition:border-color .2s var(--ease),background .2s var(--ease);
}
.site-header.is-scrolled{border-bottom-color:var(--c-line);background:rgba(10,13,18,.97);}
.nav-wrap{display:flex;align-items:center;gap:28px;height:64px;}
.logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.logo-mark{
  width:26px;height:26px;border-radius:7px;flex:0 0 26px;
  background:linear-gradient(135deg,var(--c-primary) 0%,var(--c-primary-deep) 60%,#0B7C59 100%);
  clip-path:polygon(16% 0,100% 0,100% 84%,84% 100%,0 100%,0 16%);
  position:relative;
}
.logo-mark::after{content:"";position:absolute;inset:7px;background:var(--c-bg);border-radius:3px;}
.logo-text{font-size:17px;font-weight:800;letter-spacing:-.01em;white-space:nowrap;color:var(--c-text);}
.main-nav{display:flex;align-items:center;gap:26px;flex:1 1 auto;min-width:0;}
.nav-link{
  position:relative;font-size:15px;color:var(--c-text-2);padding:20px 0;
  transition:color .18s var(--ease);white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:12px;height:3px;border-radius:2px;
  background:var(--c-primary);transform:scaleX(0);transform-origin:left;
  transition:transform .2s var(--ease);
}
.nav-link:hover{color:var(--c-text);}
.nav-link.is-active{color:#fff;}
.nav-link.is-active::after{transform:scaleX(1);}
.nav-right{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.nav-count{
  display:inline-flex;align-items:center;gap:8px;height:32px;padding:0 14px;
  border:1px solid var(--c-line);border-radius:var(--r-pill);
  background:var(--c-surface);font-size:12px;color:var(--c-text-2);white-space:nowrap;
}
.nav-count b{color:var(--c-text);font-weight:700;letter-spacing:.02em;}
.nav-toggle{
  display:none;width:40px;height:40px;border:1px solid var(--c-line);border-radius:var(--r-sm);
  color:var(--c-text);align-items:center;justify-content:center;font-size:16px;
}
/* ===================== 按钮 ===================== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:10px;font-size:15px;font-weight:600;line-height:1;
  padding:14px 26px;border:1px solid transparent;
  transition:transform .18s var(--ease),box-shadow .18s var(--ease),background-color .18s var(--ease),border-color .18s var(--ease),color .18s var(--ease),filter .18s var(--ease);
  white-space:nowrap;
}
.btn-primary{background:var(--c-primary);color:#0A0D12;box-shadow:0 8px 18px rgba(22,224,163,.20);}
.btn-primary:hover{background:var(--c-primary-deep);filter:brightness(1.06);transform:translateY(-1px);box-shadow:0 14px 26px rgba(22,224,163,.24);}
.btn-primary:active{transform:translateY(0);filter:brightness(.96);}
.btn-outline{background:transparent;border-color:var(--c-line);color:var(--c-text);}
.btn-outline:hover{border-color:var(--c-primary);color:var(--c-primary);transform:translateY(-1px);}
.btn-outline:active{transform:translateY(0);filter:brightness(.96);}
.btn-sm{padding:10px 18px;font-size:14px;border-radius:9px;}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none;}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;color:var(--c-primary);
  font-size:14px;font-weight:600;transition:gap .18s var(--ease),color .18s var(--ease);
}
.link-arrow::after{content:"→";font-size:14px;}
.link-arrow:hover{gap:11px;color:var(--c-primary-deep);}
/* ===================== 徽章 / 标签 ===================== */
.badge{
  display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 10px;
  border-radius:var(--r-pill);font-size:12px;letter-spacing:.02em;white-space:nowrap;
}
.badge i{width:6px;height:6px;border-radius:50%;display:inline-block;}
.badge-live{background:rgba(22,224,163,.12);color:var(--c-primary);}
.badge-live i{background:var(--c-primary);}
.badge-hot{background:rgba(255,176,32,.12);color:var(--c-warn);}
.badge-hot i{background:var(--c-warn);}
.badge-soon{background:rgba(124,77,255,.14);color:#B69CFF;}
.badge-soon i{background:var(--c-accent);}
.tag{
  display:inline-flex;align-items:center;height:24px;padding:0 11px;border-radius:var(--r-pill);
  font-size:12px;letter-spacing:.06em;
}
.tag-accent{background:rgba(124,77,255,.14);color:#B69CFF;border:1px solid rgba(124,77,255,.28);}
.tag-line{border:1px solid var(--c-line);color:var(--c-text-2);}
/* ===================== 排版 ===================== */
.eyebrow{
  display:inline-block;font-size:12px;letter-spacing:.16em;color:var(--c-primary);
  border-left:2px solid var(--c-primary);padding-left:10px;margin-bottom:18px;
}
h1{font-size:clamp(30px,4.6vw,52px);line-height:1.2;font-weight:800;letter-spacing:-.01em;}
h2{font-size:clamp(24px,2.6vw,34px);line-height:1.3;font-weight:700;letter-spacing:-.01em;}
h3{font-size:21px;line-height:1.4;font-weight:600;}
.lead{font-size:17px;color:var(--c-text-2);line-height:1.9;}
.section{padding:88px 0;position:relative;}
.section-alt{background:var(--c-surface-2);}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;flex-wrap:wrap;}
.sec-head .sec-desc{font-size:14px;color:var(--c-text-2);max-width:520px;}
.divider{height:1px;background:var(--c-line);border:0;margin:0;}
/* ===================== Hero ===================== */
.hero{position:relative;overflow:hidden;padding:76px 0 92px;background:var(--c-bg);}
.hero-media{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  opacity:.42;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(700px 340px at 12% 24%,rgba(22,224,163,.14),transparent 70%),
             linear-gradient(180deg,rgba(10,13,18,.78) 0%,rgba(10,13,18,.94) 72%,var(--c-bg) 100%);
}
.hero .container{position:relative;z-index:2;}
.hero-row{row-gap:40px;}
.hero-sub{margin-top:18px;font-size:17px;color:var(--c-text-2);max-width:560px;line-height:1.9;}
.hero-actions{display:flex;gap:14px;margin-top:30px;flex-wrap:wrap;}
.trust-row{display:flex;flex-wrap:wrap;gap:12px 26px;margin-top:34px;}
.trust-row li{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--c-text-2);}
.trust-ico{color:var(--c-primary);font-size:12px;}
.hero-cut{position:absolute;left:0;right:0;bottom:0;height:56px;background:var(--c-bg);
  clip-path:polygon(0 100%,100% 100%,100% 0,0 100%);}
.data-card{
  position:relative;background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-lg);padding:26px;box-shadow:var(--sh-1);
}
.data-card::before{content:"";position:absolute;left:26px;right:26px;top:0;height:3px;background:var(--c-primary);border-radius:0 0 3px 3px;}
.data-card-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:18px;}
.data-card-head span:first-child{font-size:13px;letter-spacing:.08em;color:var(--c-text-3);}
.data-rows li{
  display:flex;align-items:baseline;gap:10px;padding:14px 0;border-top:1px solid var(--c-line);
}
.data-rows li:first-child{border-top:0;}
.data-rows span{flex:1 1 auto;font-size:14px;color:var(--c-text-2);}
.data-rows b{font-size:26px;font-weight:800;color:var(--c-primary);letter-spacing:-.01em;}
.data-rows em{font-style:normal;font-size:12px;color:var(--c-text-3);}
/* ===================== 痛点提问 ===================== */
.q-grid{row-gap:24px;}
.q-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:26px;height:100%;
  transition:border-color .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease);
}
.q-card:hover{border-color:rgba(22,224,163,.4);transform:translateY(-2px);box-shadow:var(--sh-2);}
.q-card:nth-child(2){margin-top:26px;}
.q-mark{
  width:36px;height:36px;border-radius:10px;border:1px solid var(--c-line);
  display:flex;align-items:center;justify-content:center;color:var(--c-primary);
  font-weight:800;font-size:16px;margin-bottom:16px;
}
.q-card h3{font-size:17px;margin-bottom:10px;}
.q-card p{font-size:14px;color:var(--c-text-2);line-height:1.8;}
/* ===================== 方案卡片区 ===================== */
.plan-grid{row-gap:24px;}
.plan-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:26px;height:100%;display:flex;flex-direction:column;position:relative;
  transition:border-color .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease);
}
.plan-card::before{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:var(--c-primary);border-radius:var(--r-md) var(--r-md) 0 0;opacity:.9;}
.plan-card:hover{border-color:rgba(22,224,163,.4);transform:translateY(-2px);box-shadow:var(--sh-2);}
.plan-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:18px;}
.plan-media{border-radius:var(--r-md);overflow:hidden;border:1px solid var(--c-line);aspect-ratio:16/9;margin-bottom:20px;}
.plan-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease);}
.plan-card:hover .plan-media img{transform:scale(1.03);}
.plan-card h3{margin-bottom:14px;}
.point-list li{
  display:flex;gap:10px;font-size:14px;color:var(--c-text-2);line-height:1.75;padding:5px 0;
}
.point-list li::before{
  content:"";width:6px;height:6px;flex:0 0 6px;margin-top:9px;border-radius:2px;background:var(--c-primary);
}
.plan-card .link-arrow{margin-top:auto;padding-top:18px;}
.plan-tall{padding:22px;}
.plan-tall + .plan-tall{margin-top:24px;}
.plan-stack{display:flex;flex-direction:column;height:100%;}
.plan-stack .plan-card:first-child{flex:1 1 auto;}
.plan-stack .plan-card:last-child{flex:1 1 auto;}
.plan-thumb{border-radius:var(--r-sm);overflow:hidden;border:1px solid var(--c-line);aspect-ratio:16/9;margin-bottom:16px;}
.plan-thumb img{width:100%;height:100%;object-fit:cover;}
/* ===================== 数据区 ===================== */
.stat-row{row-gap:32px;}
.stat{border-left:2px solid var(--c-line);padding-left:20px;}
.stat b{font-size:clamp(36px,4vw,44px);font-weight:800;color:var(--c-primary);letter-spacing:-.02em;line-height:1.1;}
.stat em{font-style:normal;font-size:14px;color:var(--c-text-2);margin-left:6px;}
.stat p{font-size:12px;color:var(--c-text-3);margin-top:10px;line-height:1.7;}
.stat-note{margin-top:34px;font-size:12px;color:var(--c-text-3);}
/* ===================== 流程 ===================== */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;position:relative;}
.flow::before{
  content:"";position:absolute;left:5%;right:5%;top:14px;height:1px;
  background-image:linear-gradient(to right,var(--c-line) 50%,transparent 50%);
  background-size:14px 1px;
}
.flow-step{position:relative;padding-top:46px;}
.flow-node{
  position:absolute;top:0;left:0;width:28px;height:28px;border-radius:50%;
  background:var(--c-bg);border:2px solid var(--c-primary);
  display:flex;align-items:center;justify-content:center;
  font-size:11px;font-weight:800;color:var(--c-primary);font-variant-numeric:tabular-nums;
}
.flow-step h3{font-size:17px;margin-bottom:8px;}
.flow-step p{font-size:14px;color:var(--c-text-2);line-height:1.8;}
/* ===================== FAQ ===================== */
.faq-grid{display:grid;grid-template-columns:0.9fr 1.6fr;gap:48px;}
.accordion{background:transparent;border:0;}
.accordion-item{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  margin-bottom:12px;overflow:hidden;
}
.accordion-title{
  display:block;border:0;background:transparent;padding:20px 60px 20px 24px;
  font-size:16px;font-weight:600;color:var(--c-text);position:relative;line-height:1.6;
  transition:color .18s var(--ease);
}
.accordion-title:hover{color:var(--c-primary);}
.accordion-title::before{
  content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);
  width:22px;height:22px;border-radius:50%;border:1px solid var(--c-line);
  display:flex;align-items:center;justify-content:center;font-size:14px;color:var(--c-primary);
  transition:transform .2s var(--ease),border-color .2s var(--ease);
}
.accordion-title[aria-expanded="true"]::before{transform:translateY(-50%) rotate(45deg);border-color:var(--c-primary);}
.accordion-content{background:transparent;border:0;padding:0 24px 20px 24px;}
.accordion-content p{font-size:15px;line-height:1.8;color:var(--c-text-2);}
.faq-aside .faq-points{margin-top:22px;display:grid;gap:12px;}
.faq-aside .faq-points li{display:flex;gap:10px;font-size:14px;color:var(--c-text-2);}
.faq-aside .faq-points li::before{content:"◈";color:var(--c-primary);font-size:12px;line-height:1.9;}
/* ===================== 资讯列表 ===================== */
.news-grid{row-gap:24px;}
.news-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  overflow:hidden;height:100%;display:flex;flex-direction:column;
  transition:border-color .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease);
}
.news-card:hover{border-color:rgba(22,224,163,.4);transform:translateY(-2px);box-shadow:var(--sh-2);}
.news-thumb{display:block;aspect-ratio:16/9;overflow:hidden;border-bottom:1px solid var(--c-line);}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease);}
.news-card:hover .news-thumb img{transform:scale(1.04);}
.news-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1 1 auto;}
.news-body h3{font-size:17px;line-height:1.5;margin:12px 0 10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-body p{font-size:13px;line-height:1.75;color:var(--c-text-2);
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.news-foot{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  margin-top:auto;padding-top:16px;border-top:1px solid var(--c-line);
  font-size:12px;color:var(--c-text-3);
}
.empty-card{
  background:var(--c-surface);border:1px dashed var(--c-line);border-radius:var(--r-md);
  padding:48px 24px;text-align:center;
}
.empty-card i{font-size:22px;color:var(--c-primary);display:block;margin-bottom:14px;}
.empty-card p{font-size:15px;color:var(--c-text-2);margin-bottom:18px;}
/* ===================== CTA 带 ===================== */
.cta-band{
  border:1px solid rgba(22,224,163,.45);border-radius:var(--r-lg);
  background:linear-gradient(120deg,rgba(22,224,163,.08) 0%,rgba(124,77,255,.07) 100%);
  padding:36px 40px;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.cta-band h2{font-size:clamp(22px,2.4vw,30px);}
.cta-band p{font-size:14px;color:var(--c-text-2);margin-top:10px;}
.cta-right{display:flex;align-items:center;gap:20px;flex-wrap:wrap;}
.countdown{display:flex;gap:6px;}
.cd-digit{
  width:28px;height:32px;border:1px solid var(--c-line);border-radius:var(--r-sm);
  display:flex;align-items:center;justify-content:center;
  background:var(--c-surface);color:var(--c-text);font-weight:700;font-size:15px;
  font-variant-numeric:tabular-nums;
}
.cd-label{font-size:11px;color:var(--c-text-3);letter-spacing:.08em;margin-top:8px;display:block;text-align:center;}
/* ===================== 表单区 ===================== */
.form-grid{row-gap:36px;}
.form-aside .trust-list{margin-top:24px;display:grid;gap:14px;}
.form-aside .trust-list li{display:flex;gap:10px;font-size:14px;color:var(--c-text-2);line-height:1.7;}
.form-aside .trust-list li::before{content:"▸";color:var(--c-primary);}
.form-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:32px;box-shadow:var(--sh-1);
}
.form-row{margin-bottom:18px;}
.form-row label{display:block;font-size:14px;color:var(--c-text-2);margin-bottom:8px;}
.field{
  width:100%;height:46px;padding:0 14px;border-radius:10px;
  background:var(--c-surface-2);border:1px solid var(--c-line);color:var(--c-text);
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
textarea.field{height:auto;padding:12px 14px;min-height:110px;resize:vertical;line-height:1.7;}
select.field{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--c-text-3) 50%),linear-gradient(135deg,var(--c-text-3) 50%,transparent 50%);
  background-position:calc(100% - 20px) 20px,calc(100% - 14px) 20px;background-size:6px 6px,6px 6px;background-repeat:no-repeat;}
.field:focus{outline:none;border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(22,224,163,.18);}
.field.is-error{border-color:var(--c-danger);}
.field-msg{font-size:12px;color:var(--c-danger);margin-top:6px;display:none;}
.field-msg.is-show{display:block;}
.form-grid-2{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.btn-block{width:100%;}
.privacy{
  display:flex;align-items:flex-start;gap:10px;margin-top:16px;font-size:13px;color:var(--c-text-3);line-height:1.7;
}
.privacy input{margin-top:5px;accent-color:var(--c-primary);width:15px;height:15px;flex:0 0 15px;}
.privacy a{color:var(--c-primary);}
.form-ok{
  display:none;margin-top:16px;padding:12px 16px;border-radius:var(--r-sm);
  background:rgba(22,224,163,.10);border:1px solid rgba(22,224,163,.35);
  color:var(--c-primary);font-size:14px;
}
.form-ok.is-show{display:block;}
/* ===================== 页脚 ===================== */
.site-footer{background:var(--c-surface);border-top:1px solid var(--c-line);padding:64px 0 28px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px;}
.footer-brand .logo-text{font-size:18px;}
.footer-brand p{font-size:14px;color:var(--c-text-2);margin-top:14px;line-height:1.8;max-width:320px;}
.footer-col h4{font-size:14px;font-weight:700;letter-spacing:.06em;color:var(--c-text);margin-bottom:16px;}
.footer-col ul{display:grid;gap:10px;}
.footer-col a{font-size:14px;color:var(--c-text-2);transition:color .18s var(--ease);}
.footer-col a:hover{color:var(--c-primary);}
.footer-cta{margin-top:18px;}
.footer-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid var(--c-line);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--c-text-3);
}
.footer-bottom a{color:var(--c-text-2);}
.footer-bottom a:hover{color:var(--c-primary);}
/* ===================== 返回顶部 ===================== */
.back-top{
  position:fixed;right:24px;bottom:28px;width:44px;height:44px;border-radius:50%;
  border:1px solid var(--c-primary);background:rgba(10,13,18,.9);color:var(--c-primary);
  display:flex;align-items:center;justify-content:center;font-size:15px;z-index:55;
  opacity:0;visibility:hidden;transform:translateY(8px);
  transition:opacity .2s var(--ease),transform .2s var(--ease),visibility .2s var(--ease),background-color .2s var(--ease);
}
.back-top.is-show{opacity:1;visibility:visible;transform:translateY(0);}
.back-top:hover{background:var(--c-primary);color:#0A0D12;}
/* ===================== 移动抽屉 ===================== */
.drawer-mask{
  position:fixed;inset:0;background:rgba(10,13,18,.72);z-index:80;
  opacity:0;visibility:hidden;transition:opacity .2s var(--ease),visibility .2s var(--ease);
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:300px;max-width:86vw;z-index:90;
  background:var(--c-surface);border-left:1px solid var(--c-line);
  transform:translateX(100%);transition:transform .24s var(--ease);
  display:flex;flex-direction:column;padding:20px;
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:18px;border-bottom:1px solid var(--c-line);}
.drawer-close{width:34px;height:34px;border:1px solid var(--c-line);border-radius:50%;color:var(--c-text-2);display:flex;align-items:center;justify-content:center;}
.drawer-nav{display:grid;gap:4px;margin-top:18px;}
.drawer-nav a{padding:14px 12px;border-radius:10px;font-size:15px;color:var(--c-text-2);}
.drawer-nav a:hover,.drawer-nav a.is-active{background:var(--c-surface-2);color:var(--c-text);}
.drawer-foot{margin-top:auto;padding-top:18px;border-top:1px solid var(--c-line);}
.drawer-foot .btn{width:100%;}
/* ===================== 响应式 ===================== */
@media (max-width:1023px){
  .section{padding:64px 0;}
  .faq-grid{grid-template-columns:1fr;gap:32px;}
  .flow{grid-template-columns:repeat(2,1fr);row-gap:36px;}
  .flow::before{display:none;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .hero{padding:56px 0 72px;}
}
@media (max-width:1023px){
  .main-nav{display:none;}
  .nav-toggle{display:inline-flex;}
}
@media (max-width:900px){
  .nav-count{display:none;}
}
@media (max-width:767px){
  .container{padding:0 20px;}
  .grid-x{margin-left:-8px;margin-right:-8px;}
  .grid-x>.cell{padding-left:8px;padding-right:8px;}
  .section{padding:48px 0;}
  body{font-size:15px;}
  h1{font-size:clamp(28px,7vw,36px);}
  .topbar-text{display:none;}
  .hero-actions .btn{width:100%;}
  .trust-row{gap:10px 18px;}
  .data-rows b{font-size:22px;}
  .q-card:nth-child(2){margin-top:0;}
  .cta-band{padding:26px 22px;}
  .cta-right{width:100%;justify-content:space-between;}
  .form-card{padding:22px;}
  .form-grid-2{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .back-top{right:16px;bottom:18px;}
}
@media (max-width:575px){
  .flow{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .sec-head{margin-bottom:26px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important;}
}

/* roulang page: article */
:root{
  --c-bg:#0A0D12;
  --c-surface:#111721;
  --c-surface-2:#161E2A;
  --c-line:#22303F;
  --c-primary:#16E0A3;
  --c-primary-deep:#0BAE7C;
  --c-accent:#7C4DFF;
  --c-warn:#FFB020;
  --c-danger:#FF5A5A;
  --c-text:#E8EDF4;
  --c-text-2:#9AA7B8;
  --c-text-3:#6B7A8D;
  --c-read-bg:#FBFCFE;
  --c-read-text:#1B2129;
  --c-read-text-2:#4A5563;
  --c-read-line:#E5E9EF;
  --r-sm:8px;
  --r-md:14px;
  --r-lg:20px;
  --r-pill:999px;
  --sh-1:0 1px 0 rgba(255,255,255,.04) inset, 0 10px 24px rgba(0,0,0,.35);
  --sh-2:0 18px 38px rgba(0,0,0,.45);
  --t:200ms cubic-bezier(.4,0,.2,1);
  --container:1200px;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-text);
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.75;
  letter-spacing:.005em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;border-style:none;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font:inherit;color:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
table{border-collapse:collapse;width:100%;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;}
.num{font-variant-numeric:tabular-nums;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(10,13,18,.90);
  border-bottom:1px solid transparent;
  transition:border-color var(--t),background var(--t);
}
.site-header.is-scrolled{
  background:rgba(10,13,18,.94);
  border-bottom-color:var(--c-line);
}
.nav-wrap{
  display:flex;align-items:center;justify-content:space-between;
  gap:20px;height:64px;
}
.logo{
  display:inline-flex;align-items:center;gap:10px;
  color:var(--c-text);font-weight:800;font-size:17px;
  letter-spacing:-.01em;white-space:nowrap;
}
.logo-mark{
  width:22px;height:22px;border-radius:6px;flex:none;
  background:linear-gradient(135deg,var(--c-primary) 0%,var(--c-accent) 100%);
  box-shadow:0 0 0 1px rgba(22,224,163,.35), 0 0 14px rgba(22,224,163,.25);
}
.logo-text{line-height:1;}
.main-nav{display:flex;align-items:center;gap:4px;}
.nav-link{
  position:relative;padding:10px 12px;font-size:15px;
  color:var(--c-text-2);border-radius:var(--r-sm);
  transition:color var(--t),background var(--t);
}
.nav-link::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:3px;
  background:var(--c-primary);border-radius:var(--r-pill);
  transform:scaleX(0);transform-origin:left;
  transition:transform var(--t);
}
.nav-link:hover{color:var(--c-text);background:rgba(255,255,255,.03);}
.nav-link.is-active{color:#FFFFFF;}
.nav-link.is-active::after{transform:scaleX(1);}
.nav-right{display:flex;align-items:center;gap:12px;}
.nav-count{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 13px;border-radius:var(--r-pill);
  background:var(--c-surface);border:1px solid var(--c-line);
  font-size:13px;color:var(--c-text-2);white-space:nowrap;
}
.nav-count b{color:var(--c-text);font-weight:600;letter-spacing:.02em;}
.dot{width:6px;height:6px;border-radius:50%;display:inline-block;flex:none;background:var(--c-primary);}
.dot-warn{background:var(--c-warn);}
.nav-toggle{
  display:none;width:40px;height:40px;align-items:center;justify-content:center;
  background:transparent;border:1px solid var(--c-line);border-radius:10px;
  color:var(--c-text);font-size:15px;cursor:pointer;
  transition:border-color var(--t),color var(--t);
}
.nav-toggle:hover{border-color:var(--c-primary);color:var(--c-primary);}

.nav-drawer{
  position:fixed;top:0;right:0;bottom:0;width:300px;max-width:86vw;
  background:var(--c-surface);border-left:1px solid var(--c-line);
  padding:76px 20px 24px;z-index:95;
  display:flex;flex-direction:column;gap:4px;overflow-y:auto;
  transform:translateX(105%);
  transition:transform 220ms cubic-bezier(.4,0,.2,1);
}
.nav-drawer.is-open{transform:translateX(0);}
.drawer-link{
  padding:13px 12px;border-radius:var(--r-sm);font-size:15px;
  color:var(--c-text-2);border-bottom:1px solid rgba(34,48,63,.6);
  transition:color var(--t),background var(--t);
}
.drawer-link:hover,.drawer-link.is-active{color:var(--c-text);background:var(--c-surface-2);}
.drawer-cta{margin-top:16px;}
.drawer-mask{
  position:fixed;inset:0;background:rgba(10,13,18,.72);
  opacity:0;pointer-events:none;z-index:90;transition:opacity 200ms ease;
}
.drawer-mask.is-open{opacity:1;pointer-events:auto;}
body.nav-locked{overflow:hidden;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 26px;border-radius:10px;font-size:15px;font-weight:600;
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
  transition:transform var(--t),filter var(--t),box-shadow var(--t),border-color var(--t),background var(--t),color var(--t);
}
.btn-primary{
  background:var(--c-primary);color:#0A0D12;
  box-shadow:0 8px 20px rgba(22,224,163,.18);
}
.btn-primary:hover{
  background:var(--c-primary-deep);transform:translateY(-1px);
  filter:brightness(1.06);box-shadow:var(--sh-2);
}
.btn-primary:active{transform:translateY(0);filter:brightness(.94);}
.btn-outline{background:transparent;color:var(--c-text);border-color:var(--c-line);}
.btn-outline:hover{border-color:var(--c-primary);color:var(--c-primary);transform:translateY(-1px);box-shadow:var(--sh-1);}
.btn-outline:active{transform:translateY(0);}
.btn-ghost{background:transparent;color:var(--c-primary);padding:8px 2px;font-weight:600;}
.btn-ghost:hover{color:#FFFFFF;}
.btn-sm{padding:9px 16px;font-size:14px;}
.btn-block{width:100%;}
.btn:disabled{opacity:.45;cursor:not-allowed;}

/* ---------- 徽章 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 11px;border-radius:var(--r-pill);
  font-size:12px;letter-spacing:.06em;border:1px solid transparent;
  white-space:nowrap;
}
.badge i{width:6px;height:6px;border-radius:50%;background:currentColor;flex:none;}
.badge-live{color:var(--c-primary);background:rgba(22,224,163,.10);border-color:rgba(22,224,163,.32);}
.badge-hot{color:var(--c-warn);background:rgba(255,176,32,.10);border-color:rgba(255,176,32,.32);}
.badge-soon{color:#B49CFF;background:rgba(124,77,255,.12);border-color:rgba(124,77,255,.35);}

/* ---------- 文章头部 ---------- */
.page-hero{
  position:relative;overflow:hidden;
  padding:52px 0 60px;
  border-bottom:1px solid var(--c-line);
  background:var(--c-bg);
}
.page-hero__bg{
  position:absolute;inset:0;
  background:url(/assets/images/backpic/back-2.png) center/cover no-repeat;
  opacity:.30;
}
.page-hero__dots{
  position:absolute;inset:0;
  background-image:radial-gradient(rgba(232,237,244,.10) 1px,transparent 1px);
  background-size:24px 24px;
}
.page-hero__inner{position:relative;z-index:2;}
.crumb{
  display:flex;align-items:center;gap:8px;
  font-size:13px;color:var(--c-text-3);
  white-space:nowrap;overflow:hidden;
}
.crumb a{color:var(--c-text-2);transition:color var(--t);}
.crumb a:hover{color:var(--c-primary);}
.crumb .sep{color:var(--c-text-3);flex:none;}
.crumb .cur{overflow:hidden;text-overflow:ellipsis;color:var(--c-text-3);}
.article-head{margin-top:22px;max-width:880px;}
.cat-tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:var(--r-pill);
  font-size:12px;letter-spacing:.06em;
  background:rgba(124,77,255,.12);color:#B49CFF;
  border:1px solid rgba(124,77,255,.35);
}
.article-title{
  margin:18px 0 18px;
  font-size:clamp(28px,3.8vw,46px);
  line-height:1.22;font-weight:800;letter-spacing:-.01em;color:#FFFFFF;
}
.meta-row{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  font-size:13px;color:var(--c-text-3);
}
.meta-row .dotsep{width:4px;height:4px;border-radius:50%;background:var(--c-text-3);opacity:.55;flex:none;}
.meta-row strong{color:var(--c-text-2);font-weight:600;}

/* ---------- 正文阅读区 ---------- */
.article-main{padding:88px 0;background:var(--c-bg);}
.read-card{
  max-width:820px;margin:0 auto;
  background:var(--c-read-bg);color:var(--c-read-text);
  border-radius:var(--r-lg);
  padding:48px 52px;
  box-shadow:0 24px 60px rgba(0,0,0,.5);
}
.article-body{
  font-size:17px;line-height:1.9;color:var(--c-read-text);
  overflow-wrap:break-word;word-break:break-word;
}
.article-body p{margin:0 0 1.2em;color:var(--c-read-text-2);}
.article-body h2{
  font-size:clamp(22px,2.2vw,26px);line-height:1.4;font-weight:700;
  color:var(--c-read-text);
  padding-left:14px;border-left:4px solid var(--c-primary);
  margin:40px 0 16px;
}
.article-body h3{font-size:20px;line-height:1.4;font-weight:600;color:var(--c-read-text);margin:28px 0 12px;}
.article-body h2:first-child,.article-body h3:first-child{margin-top:0;}
.article-body strong{color:var(--c-read-text);font-weight:700;}
.article-body em{font-style:normal;color:var(--c-primary-deep);}
.article-body a{color:var(--c-primary-deep);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:#08774F;}
.article-body ul{margin:0 0 1.2em;padding-left:1.35em;list-style:square;color:var(--c-read-text-2);}
.article-body ul li{margin:.45em 0;}
.article-body ul li::marker{color:var(--c-primary-deep);}
.article-body ol{margin:0 0 1.2em;padding-left:0;list-style:none;counter-reset:item;}
.article-body ol li{
  counter-increment:item;position:relative;
  padding-left:36px;margin:.55em 0;color:var(--c-read-text-2);
}
.article-body ol li::before{
  content:counter(item,decimal-leading-zero);
  position:absolute;left:0;top:0;
  color:var(--c-primary-deep);font-weight:700;
  font-variant-numeric:tabular-nums;
}
.article-body blockquote{
  margin:24px 0;padding:16px 20px;
  background:#F1F4F8;border-left:3px solid var(--c-primary-deep);
  border-radius:0 var(--r-sm) var(--r-sm) 0;
  color:var(--c-read-text-2);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:12px;margin:24px auto;}
.article-body figure{margin:24px 0;}
.article-body figcaption{
  margin-top:8px;font-size:12px;color:var(--c-read-text-2);text-align:center;
}
.article-body table{font-size:14px;margin:24px 0;border-collapse:collapse;}
.article-body th,.article-body td{
  border:1px solid var(--c-read-line);
  padding:12px 16px;text-align:left;color:var(--c-read-text-2);
}
.article-body th{background:#F1F4F8;color:var(--c-read-text);font-weight:600;}
.article-body code{
  background:#F1F4F8;border-radius:6px;padding:2px 6px;font-size:14px;
  color:#2A3542;
}
.article-body hr{border:none;border-top:1px solid var(--c-read-line);margin:32px 0;}

.empty-card{text-align:center;padding:64px 32px;}
.empty-card p{font-size:16px;color:var(--c-read-text-2);margin-bottom:22px;}

/* ---------- 尾部操作 ---------- */
.read-foot{margin-top:36px;padding-top:26px;border-top:1px solid var(--c-read-line);}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:22px;}
.tag{
  display:inline-flex;align-items:center;
  padding:5px 12px;border-radius:var(--r-pill);
  font-size:12px;letter-spacing:.06em;
  background:#EEF2F7;color:#42505F;border:1px solid #E1E8F0;
  transition:border-color var(--t),color var(--t),background var(--t);
}
.tag:hover{border-color:var(--c-primary-deep);color:var(--c-primary-deep);background:#E9F7F1;}
.foot-actions{display:flex;flex-wrap:wrap;gap:12px;}
.foot-actions .btn-outline{border-color:#D3DBE5;color:#2A3542;padding:11px 22px;font-size:14px;}
.foot-actions .btn-outline:hover{border-color:var(--c-primary-deep);color:var(--c-primary-deep);}
.foot-actions .btn-primary{padding:11px 22px;font-size:14px;}

/* ---------- 相关推荐 ---------- */
.related{padding:0 0 84px;background:var(--c-bg);}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:20px;
  padding-bottom:18px;margin-bottom:28px;
  border-bottom:1px solid var(--c-line);
}
.section-head h2{font-size:clamp(22px,2.4vw,30px);font-weight:700;color:#FFFFFF;}
.section-head .more{font-size:14px;color:var(--c-primary);transition:color var(--t);}
.section-head .more:hover{color:#FFFFFF;}
.rel-card{
  display:flex;flex-direction:column;height:100%;
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-md);overflow:hidden;
  transition:transform var(--t),border-color var(--t),box-shadow var(--t);
}
.rel-card:hover{transform:translateY(-2px);border-color:rgba(22,224,163,.4);box-shadow:var(--sh-2);}
.rel-thumb{position:relative;width:100%;padding-top:56.25%;background:var(--c-surface-2);overflow:hidden;}
.rel-thumb img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform 320ms cubic-bezier(.4,0,.2,1);}
.rel-card:hover .rel-thumb img{transform:scale(1.04);}
.rel-body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1;}
.rel-cat{
  align-self:flex-start;font-size:12px;letter-spacing:.06em;
  color:#B49CFF;background:rgba(124,77,255,.12);
  border:1px solid rgba(124,77,255,.3);
  border-radius:var(--r-pill);padding:4px 10px;margin-bottom:12px;
}
.rel-title{
  font-size:17px;font-weight:600;line-height:1.5;color:var(--c-text);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  margin-bottom:10px;
}
.rel-desc{
  font-size:13px;line-height:1.75;color:var(--c-text-2);
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
  margin-bottom:18px;flex:1;
}
.rel-foot{
  display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--c-text-3);
  border-top:1px solid var(--c-line);padding-top:14px;
}
.rel-foot .link{color:var(--c-primary);font-weight:600;}

/* ---------- CTA 带 ---------- */
.cta-band{padding:0 0 88px;background:var(--c-bg);}
.cta-inner{
  display:flex;align-items:center;justify-content:space-between;gap:36px;
  flex-wrap:wrap;
  border:1px solid rgba(22,224,163,.35);
  border-radius:var(--r-lg);
  background:linear-gradient(180deg,rgba(22,224,163,.06) 0%,rgba(17,23,33,.9) 100%);
  padding:36px 40px;
}
.cta-left{max-width:560px;}
.cta-left h2{font-size:clamp(22px,2.2vw,28px);font-weight:700;color:#FFFFFF;margin:14px 0 10px;line-height:1.35;}
.cta-left p{font-size:15px;color:var(--c-text-2);}
.cta-right{display:flex;align-items:center;gap:24px;flex-wrap:wrap;}
.countdown{display:flex;align-items:center;gap:6px;}
.cd-group{display:flex;flex-direction:column;align-items:center;gap:5px;}
.cd-digits{display:flex;gap:3px;}
.cd-box{
  width:28px;height:32px;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--c-line);border-radius:6px;
  background:var(--c-surface-2);color:var(--c-primary);
  font-size:16px;font-weight:700;
  font-variant-numeric:tabular-nums;
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
.cd-unit{font-size:11px;color:var(--c-text-3);letter-spacing:.06em;}
.cd-sep{color:var(--c-text-3);font-weight:700;padding:0 2px;align-self:center;margin-bottom:16px;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--c-surface);
  border-top:1px solid var(--c-line);
  padding:64px 0 28px;
}
.footer-grid{gap:32px 24px;}
.footer-brand .logo{margin-bottom:14px;}
.footer-brand p{font-size:14px;line-height:1.8;color:var(--c-text-2);max-width:340px;}
.footer-cta{margin-top:18px;display:flex;gap:10px;flex-wrap:wrap;}
.footer-col h4{font-size:14px;font-weight:700;color:#FFFFFF;margin-bottom:16px;letter-spacing:.02em;}
.footer-col ul li{margin-bottom:11px;}
.footer-col ul li a{font-size:14px;color:var(--c-text-2);transition:color var(--t);}
.footer-col ul li a:hover{color:var(--c-primary);}
.footer-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid var(--c-line);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--c-text-3);
}
.footer-bottom a{color:var(--c-text-3);transition:color var(--t);}
.footer-bottom a:hover{color:var(--c-primary);}

/* ---------- 返回顶部 ---------- */
.to-top{
  position:fixed;right:20px;bottom:24px;z-index:70;
  width:44px;height:44px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:rgba(17,23,33,.94);border:1px solid var(--c-primary);
  color:var(--c-primary);cursor:pointer;
  opacity:0;pointer-events:none;
  transition:opacity var(--t),transform var(--t),background var(--t);
}
.to-top.is-visible{opacity:1;pointer-events:auto;}
.to-top:hover{transform:translateY(-2px);background:rgba(22,224,163,.14);}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .read-card{padding:44px 42px;}
}
@media (max-width:1023px){
  .main-nav{display:none;}
  .nav-count{display:none;}
  .nav-toggle{display:inline-flex;}
  .article-main{padding:64px 0;}
  .read-card{padding:38px 32px;}
  .container{padding:0 24px;}
  .cta-inner{padding:30px 28px;}
}
@media (max-width:767px){
  .container{padding:0 20px;}
  .page-hero{padding:36px 0 44px;}
  .article-main{padding:48px 0;}
  .read-card{padding:28px 22px;border-radius:var(--r-md);}
  .article-body{font-size:16px;line-height:1.85;}
  .article-body h2{margin:32px 0 14px;}
  .related{padding-bottom:60px;}
  .cta-band{padding-bottom:64px;}
  .cta-inner{flex-direction:column;align-items:flex-start;gap:24px;}
  .cta-right{width:100%;justify-content:space-between;}
  .foot-actions{flex-direction:column;}
  .foot-actions .btn{width:100%;}
  .site-footer{padding:48px 0 24px;}
  .footer-grid{gap:28px;}
}
@media (max-width:575px){
  .logo-text{font-size:16px;}
  .article-title{font-size:26px;}
  .cd-box{width:26px;height:30px;font-size:15px;}
  .cta-right{gap:16px;}
  .section-head{flex-direction:column;align-items:flex-start;gap:8px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.001ms !important;
    transition-duration:.001ms !important;
  }
}

/* roulang page: category1 */
:root{
  --c-bg:#0A0D12;
  --c-surface:#111721;
  --c-surface-2:#161E2A;
  --c-line:#22303F;
  --c-primary:#16E0A3;
  --c-primary-deep:#0BAE7C;
  --c-accent:#7C4DFF;
  --c-warn:#FFB020;
  --c-danger:#FF5A5A;
  --c-text:#E8EDF4;
  --c-text-2:#9AA7B8;
  --c-text-3:#6B7A8D;
  --r-sm:8px;
  --r-md:14px;
  --r-lg:20px;
  --r-pill:999px;
  --sh-1:0 1px 0 rgba(255,255,255,.04) inset, 0 10px 24px rgba(0,0,0,.35);
  --sh-2:0 18px 38px rgba(0,0,0,.45);
  --ease:cubic-bezier(.4,0,.2,1);
  --font-cn:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-text);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
a{color:var(--c-primary);text-decoration:none;transition:color .18s var(--ease)}
a:hover{color:var(--c-primary-deep)}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:700}
p{margin:0 0 16px}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit;cursor:pointer}
input,select,textarea{font-family:inherit}
.num{font-variant-numeric:tabular-nums;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;letter-spacing:.02em}

/* ---------- 容器 ---------- */
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  height:64px;
  background:rgba(10,13,18,.9);
  border-bottom:1px solid transparent;
  transition:background-color .2s var(--ease),border-color .2s var(--ease);
}
.site-header.is-scrolled{background:rgba(10,13,18,.96);border-bottom-color:var(--c-line)}
.nav-wrap{height:64px;display:flex;align-items:center;gap:20px}
.logo{display:inline-flex;align-items:center;gap:10px;color:var(--c-text);font-weight:800;white-space:nowrap}
.logo:hover{color:var(--c-text)}
.logo-mark{
  width:22px;height:22px;flex:0 0 22px;
  background:linear-gradient(135deg,var(--c-primary),var(--c-primary-deep));
  clip-path:polygon(0 0,100% 0,100% 68%,68% 100%,0 100%);
  box-shadow:0 0 0 1px rgba(22,224,163,.35);
}
.logo-text{font-size:17px;letter-spacing:.01em}
.main-nav{display:flex;align-items:center;gap:2px;margin-left:6px}
.nav-link{
  position:relative;display:inline-flex;align-items:center;
  height:64px;padding:0 12px;
  font-size:15px;font-weight:500;color:var(--c-text-2);
}
.nav-link:hover{color:var(--c-text)}
.nav-link.is-active{color:#fff;font-weight:600}
.nav-link.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:0;height:3px;
  background:var(--c-primary);border-radius:2px 2px 0 0;
}
.nav-right{display:flex;align-items:center;gap:12px;margin-left:auto}
.nav-count{
  display:inline-flex;align-items:center;gap:6px;
  height:28px;padding:0 12px;border-radius:var(--r-pill);
  border:1px solid var(--c-line);background:var(--c-surface);
  font-size:12px;color:var(--c-text-2);white-space:nowrap;
}
.nav-count b{color:var(--c-warn);font-size:12px}
.dot{width:6px;height:6px;border-radius:50%;display:inline-block}
.dot-warn{background:var(--c-warn)}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:10px;
  border:1px solid var(--c-line);background:var(--c-surface);
  color:var(--c-text);font-size:16px;align-items:center;justify-content:center;
  transition:border-color .18s var(--ease),color .18s var(--ease);
}
.nav-toggle:hover{border-color:rgba(22,224,163,.5);color:var(--c-primary)}

/* ---------- 徽章 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  height:26px;padding:0 10px;border-radius:var(--r-pill);
  font-size:12px;letter-spacing:.06em;white-space:nowrap;
  border:1px solid var(--c-line);background:var(--c-surface);color:var(--c-text-2);
}
.badge i{width:6px;height:6px;border-radius:50%;background:currentColor;display:inline-block}
.badge-live{color:var(--c-primary);border-color:rgba(22,224,163,.35);background:rgba(22,224,163,.08)}
.badge-warn{color:var(--c-warn);border-color:rgba(255,176,32,.35);background:rgba(255,176,32,.08)}
.badge-accent{color:#B49BFF;border-color:rgba(124,77,255,.42);background:rgba(124,77,255,.12)}
.badge-mute{color:var(--c-text-3)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 26px;border-radius:10px;
  font-size:15px;font-weight:600;border:1px solid transparent;
  white-space:nowrap;
  transition:transform .18s var(--ease),background-color .18s var(--ease),
    color .18s var(--ease),border-color .18s var(--ease),
    box-shadow .18s var(--ease),filter .18s var(--ease);
}
.btn-primary{background:var(--c-primary);color:#0A0D12;box-shadow:0 8px 20px rgba(22,224,163,.16)}
.btn-primary:hover{background:var(--c-primary-deep);color:#0A0D12;transform:translateY(-1px);filter:brightness(1.06);box-shadow:0 14px 28px rgba(22,224,163,.24)}
.btn-primary:active{transform:translateY(0);filter:brightness(.96)}
.btn-outline{background:transparent;color:var(--c-text);border-color:var(--c-line)}
.btn-outline:hover{border-color:rgba(22,224,163,.55);color:var(--c-primary);transform:translateY(-1px);box-shadow:0 10px 22px rgba(0,0,0,.35)}
.btn-outline:active{transform:translateY(0)}
.btn-ghost{background:transparent;color:var(--c-primary);height:auto;padding:0}
.btn-ghost:hover{color:var(--c-primary-deep);transform:translateX(2px)}
.btn-sm{height:36px;padding:0 16px;font-size:14px;border-radius:9px}
.btn-block{width:100%}
.btn:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}

/* ---------- Hero ---------- */
.page-hero{
  position:relative;overflow:hidden;background:#05070A;
  clip-path:polygon(0 0,100% 0,100% calc(100% - 22px),0 100%);
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:
    linear-gradient(92deg,rgba(10,13,18,.95) 0%,rgba(10,13,18,.82) 46%,rgba(10,13,18,.52) 100%),
    url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
}
.page-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(232,237,244,.10) 1px,transparent 1px);
  background-size:24px 24px;opacity:.7;
}
.hero-inner{position:relative;z-index:2;min-height:320px;padding:52px 0 62px;display:flex;flex-direction:column;justify-content:center}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--c-text-3);margin-bottom:18px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.crumb a{color:var(--c-text-2)}
.crumb a:hover{color:var(--c-primary)}
.crumb .sep{color:var(--c-text-3)}
.hero-h1{
  font-size:clamp(30px,4.6vw,52px);line-height:1.2;font-weight:800;
  letter-spacing:-.01em;margin-bottom:16px;max-width:820px;
}
.hero-sub{font-size:17px;color:var(--c-text-2);max-width:640px;margin:0 0 24px;line-height:1.8}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}

/* ---------- 板块 ---------- */
.section{padding:88px 0}
.section-alt{background:var(--c-surface-2);border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line)}
.section-head{margin-bottom:36px}
.section-head h2{font-size:clamp(24px,2.6vw,34px);font-weight:700;margin-bottom:12px}
.section-head p{color:var(--c-text-2);max-width:720px;margin:0}

/* ---------- 栅格修正 ---------- */
.grid-x.grid-padding-x{margin-left:-12px;margin-right:-12px}
.grid-x.grid-padding-x>.cell{padding-left:12px;padding-right:12px}

/* ---------- 左列内容流 ---------- */
.content-flow{display:flex;flex-direction:column}
.flow-block{padding-bottom:38px;margin-bottom:38px;border-bottom:1px solid var(--c-line)}
.flow-block:last-child{border-bottom:0;margin-bottom:0;padding-bottom:0}
.kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.06em;color:var(--c-primary);margin-bottom:14px;
}
.kicker::before{content:"";width:22px;height:2px;background:var(--c-primary)}
.flow-block h2{font-size:clamp(24px,2.6vw,34px);font-weight:700;margin-bottom:14px}
.flow-block h3{font-size:20px;font-weight:600;margin:26px 0 10px}
.flow-block p{color:var(--c-text-2);font-size:16px;line-height:1.9}
.flow-block p strong{color:var(--c-text);font-weight:600}

.point-list{display:grid;gap:12px;margin-top:20px}
.point-list li{position:relative;padding-left:22px;color:var(--c-text-2);font-size:15px;line-height:1.8}
.point-list li::before{
  content:"";position:absolute;left:0;top:.68em;width:8px;height:8px;border-radius:2px;
  background:var(--c-primary);
}
.point-list li b{color:var(--c-text);font-weight:600}

.figure{
  margin:28px 0 0;border-radius:var(--r-md);overflow:hidden;
  border:1px solid var(--c-line);background:var(--c-surface);
}
.figure img{width:100%;aspect-ratio:16/9;object-fit:cover}
.figure figcaption{padding:12px 18px;font-size:12px;color:var(--c-text-3);border-top:1px solid var(--c-line)}

/* ---------- 流程 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:26px}
.step{position:relative;padding-right:8px}
.step-num{
  width:28px;height:28px;border-radius:50%;
  border:1px solid rgba(22,224,163,.5);background:rgba(22,224,163,.08);
  color:var(--c-primary);font-size:13px;font-weight:700;
  display:flex;align-items:center;justify-content:center;margin-bottom:12px;
  font-variant-numeric:tabular-nums;
}
.step::after{
  content:"";position:absolute;left:36px;top:14px;right:-14px;
  border-top:1px dashed var(--c-line);
}
.step:last-child::after{display:none}
.step h3{font-size:16px;font-weight:600;margin-bottom:6px}
.step p{font-size:13px;color:var(--c-text-3);line-height:1.7;margin:0}

/* ---------- 侧卡 ---------- */
.side-card{
  position:sticky;top:88px;
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-md);box-shadow:var(--sh-1);overflow:hidden;
}
.side-card::before{content:"";display:block;height:3px;background:var(--c-primary)}
.side-card-body{padding:26px}
.side-card h3{font-size:20px;font-weight:600;margin-bottom:10px}
.side-card .side-desc{font-size:14px;color:var(--c-text-2);line-height:1.8;margin-bottom:18px}
.side-list{display:grid;gap:12px;margin:0 0 22px}
.side-list li{position:relative;padding-left:20px;font-size:14px;color:var(--c-text-2);line-height:1.75}
.side-list li::before{
  content:"";position:absolute;left:0;top:.7em;width:7px;height:7px;border-radius:2px;background:var(--c-primary);
}
.side-contact{margin-top:20px;padding-top:18px;border-top:1px solid var(--c-line);display:grid;gap:10px}
.side-contact span{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--c-text-3)}
.side-contact span i{color:var(--c-primary);font-size:12px}
.side-contact span b{color:var(--c-text-2);font-weight:500}

/* ---------- CTA 带 ---------- */
.cta-band{
  display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;
  padding:26px 28px;border-radius:var(--r-lg);
  border:1px solid rgba(22,224,163,.4);
  background:linear-gradient(96deg,rgba(22,224,163,.10),rgba(124,77,255,.07) 70%,rgba(10,13,18,0));
}
.cta-band h2{font-size:clamp(20px,2.2vw,26px);margin-bottom:8px}
.cta-band p{font-size:14px;color:var(--c-text-2);margin:0}
.cta-right{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.count-block{display:flex;align-items:flex-end;gap:10px}
.count-cell{display:flex;flex-direction:column;align-items:center;gap:4px}
.count-cell b{
  width:28px;height:32px;display:flex;align-items:center;justify-content:center;
  border:1px solid var(--c-line);border-radius:var(--r-sm);
  background:var(--c-surface-2);color:var(--c-text);font-size:14px;font-weight:700;
}
.count-cell span{font-size:11px;color:var(--c-text-3);letter-spacing:.06em}

/* ---------- 表单 ---------- */
.form-intro h2{font-size:clamp(22px,2.4vw,30px);margin-bottom:14px}
.form-intro p{color:var(--c-text-2);font-size:15px;line-height:1.85}
.trust-list{display:grid;gap:12px;margin-top:20px}
.trust-list li{display:flex;gap:10px;font-size:14px;color:var(--c-text-2);line-height:1.7}
.trust-list li i{color:var(--c-primary);font-size:13px;margin-top:.35em}

.form-card{
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-md);padding:28px;box-shadow:var(--sh-1);
}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{margin-bottom:16px}
.field label{display:block;font-size:14px;color:var(--c-text-2);margin-bottom:8px}
.field input,.field select,.field textarea{
  width:100%;height:46px;padding:0 14px;
  background:var(--c-surface-2);border:1px solid var(--c-line);
  border-radius:10px;color:var(--c-text);font-size:15px;
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.field textarea{height:auto;min-height:112px;padding:12px 14px;line-height:1.75;resize:vertical}
.field input::placeholder,.field textarea::placeholder{color:var(--c-text-3)}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(22,224,163,.18);
}
.field select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--c-text-2) 50%),linear-gradient(135deg,var(--c-text-2) 50%,transparent 50%);background-position:calc(100% - 20px) 21px,calc(100% - 15px) 21px;background-size:5px 5px,5px 5px;background-repeat:no-repeat}
.field .err{display:none;font-size:12px;color:var(--c-danger);margin-top:6px}
.field.has-error input,.field.has-error textarea{border-color:var(--c-danger)}
.field.has-error .err{display:block}
.privacy{
  display:flex;gap:10px;align-items:flex-start;
  margin-top:16px;font-size:13px;color:var(--c-text-3);line-height:1.7;
}
.privacy input{width:16px;height:16px;margin-top:3px;flex:0 0 16px;accent-color:var(--c-primary)}
.privacy a{color:var(--c-text-2);text-decoration:underline}

/* ---------- 弹层 ---------- */
.reveal-overlay{background:rgba(10,13,18,.72)}
.reveal{
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-lg);box-shadow:var(--sh-2);
  padding:32px;max-width:520px;color:var(--c-text);
}
.reveal h3{font-size:22px;margin-bottom:8px}
.reveal .reveal-desc{font-size:14px;color:var(--c-text-2);margin-bottom:18px}
.reveal .close-button{
  width:32px;height:32px;border-radius:50%;
  border:1px solid var(--c-line);background:var(--c-surface-2);color:var(--c-text-2);
  display:flex;align-items:center;justify-content:center;top:18px;right:18px;font-size:14px;
  transition:color .18s var(--ease),border-color .18s var(--ease);
}
.reveal .close-button:hover{color:var(--c-primary);border-color:rgba(22,224,163,.5)}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-surface);border-top:1px solid var(--c-line);padding:64px 0 28px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;padding-bottom:36px}
.footer-brand p{font-size:14px;color:var(--c-text-2);line-height:1.85;margin:16px 0 18px;max-width:300px}
.footer-brand .logo{font-size:17px}
.footer-col h4{font-size:14px;color:var(--c-text);margin-bottom:16px;letter-spacing:.04em}
.footer-col ul{display:grid;gap:10px}
.footer-col ul a{font-size:14px;color:var(--c-text-2)}
.footer-col ul a:hover{color:var(--c-primary)}
.footer-cta{margin-top:18px}
.footer-bottom{
  border-top:1px solid var(--c-line);padding-top:22px;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--c-text-3);
}
.footer-bottom a{color:var(--c-text-3)}
.footer-bottom a:hover{color:var(--c-primary)}

/* ---------- 返回顶部 ---------- */
.to-top{
  position:fixed;right:24px;bottom:28px;z-index:70;
  width:44px;height:44px;border-radius:50%;
  border:1px solid rgba(22,224,163,.5);
  background:rgba(10,13,18,.88);color:var(--c-primary);
  display:flex;align-items:center;justify-content:center;font-size:15px;
  opacity:0;visibility:hidden;
  transition:opacity .2s var(--ease),visibility .2s var(--ease),transform .2s var(--ease);
}
.to-top:hover{transform:translateY(-2px);background:rgba(22,224,163,.12);color:var(--c-primary)}
.to-top.is-show{opacity:1;visibility:visible}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .main-nav{
    position:fixed;top:64px;left:0;right:0;bottom:0;
    flex-direction:column;align-items:stretch;gap:0;
    margin:0;padding:20px 24px 96px;
    background:rgba(10,13,18,.985);
    border-top:1px solid var(--c-line);
    transform:translateY(-10px);opacity:0;visibility:hidden;
    transition:opacity .2s var(--ease),transform .2s var(--ease),visibility .2s var(--ease);
    overflow-y:auto;
  }
  .main-nav.is-open{opacity:1;visibility:visible;transform:translateY(0)}
  .nav-link{height:52px;padding:0 4px;font-size:16px;border-bottom:1px solid var(--c-line);width:100%}
  .nav-link.is-active::after{left:0;right:auto;width:3px;height:22px;bottom:auto;top:15px;border-radius:0 2px 2px 0}
  .nav-link.is-active{padding-left:14px}
  .nav-toggle{display:inline-flex}
  .nav-count{display:none}
  .section{padding:64px 0}
  .side-card{position:static;top:auto;margin-top:36px}
  .steps{grid-template-columns:repeat(2,1fr);gap:24px}
  .step:nth-child(2)::after{display:none}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:767px){
  .container{padding:0 20px}
  .grid-x.grid-padding-x{margin-left:-8px;margin-right:-8px}
  .grid-x.grid-padding-x>.cell{padding-left:8px;padding-right:8px}
  .section{padding:48px 0}
  .hero-inner{min-height:300px;padding:40px 0 54px}
  .hero-sub{font-size:15px}
  .hero-actions .btn{width:100%}
  .steps{grid-template-columns:1fr;gap:0}
  .step{padding:0 0 22px 26px;border-left:1px dashed var(--c-line);margin-left:13px}
  .step::after{display:none}
  .step-num{margin-left:-40px;margin-bottom:10px}
  .form-grid{grid-template-columns:1fr;gap:0}
  .form-card{padding:22px}
  .cta-band{padding:22px 20px}
  .cta-right{width:100%}
  .cta-right .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:26px;padding-bottom:28px}
  .reveal{padding:26px 20px;border-radius:20px 20px 0 0;max-width:100%;bottom:0;top:auto}
  .to-top{right:16px;bottom:18px}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important}
  html{scroll-behavior:auto}
}

/* roulang page: category2 */
:root{
  --c-bg:#0A0D12;
  --c-surface:#111721;
  --c-surface-2:#161E2A;
  --c-line:#22303F;
  --c-primary:#16E0A3;
  --c-primary-deep:#0BAE7C;
  --c-accent:#7C4DFF;
  --c-warn:#FFB020;
  --c-danger:#FF5A5A;
  --c-text:#E8EDF4;
  --c-text-2:#9AA7B8;
  --c-text-3:#6B7A8D;
  --c-read-bg:#FBFCFE;
  --c-read-text:#1B2129;
  --c-read-text-2:#4A5563;
  --c-read-line:#E5E9EF;
  --r-sm:8px;
  --r-md:14px;
  --r-lg:20px;
  --r-pill:999px;
  --sh-1:0 1px 0 rgba(255,255,255,.04) inset, 0 10px 24px rgba(0,0,0,.35);
  --sh-2:0 18px 38px rgba(0,0,0,.45);
  --tr:200ms cubic-bezier(.4,0,.2,1);
  --font:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-text);
  font-family:var(--font);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
h1,h2,h3,h4,h5,h6{font-family:var(--font);color:var(--c-text);margin:0;line-height:1.3;font-weight:700;}
p{margin:0 0 16px;}
ul,ol{margin:0;padding:0;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;}
::selection{background:rgba(22,224,163,.3);}

.skip-link{
  position:absolute;left:-9999px;top:0;z-index:200;
  background:var(--c-primary);color:#0A0D12;padding:10px 16px;border-radius:0 0 var(--r-sm) 0;font-weight:600;
}
.skip-link:focus{left:0;}

.container{
  width:100%;max-width:1200px;margin:0 auto;padding:0 24px;
}
@media screen and (max-width:767px){
  .container{padding:0 20px;}
}

/* Foundation 基础覆盖 */
body,p,li,td,th,input,select,textarea{font-family:var(--font);}
.grid-x{margin-left:-12px;margin-right:-12px;}
.grid-x>.cell{padding-left:12px;padding-right:12px;}
@media screen and (max-width:767px){
  .grid-x>.cell{margin-bottom:24px;}
  .grid-x>.cell:last-child{margin-bottom:0;}
}
h1{font-size:clamp(30px,4.6vw,52px);line-height:1.2;font-weight:800;letter-spacing:-0.01em;}
h2{font-size:clamp(24px,2.6vw,34px);line-height:1.3;font-weight:700;}
h3{font-size:21px;line-height:1.4;font-weight:600;}
h4{font-size:16px;line-height:1.4;font-weight:600;}

/* 头部导航 */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(10,13,18,.92);
  border-bottom:1px solid transparent;
  transition:border-color var(--tr),background-color var(--tr);
}
.site-header.is-scrolled{
  border-bottom-color:var(--c-line);
  background:rgba(10,13,18,.94);
}
.nav-wrap{display:flex;align-items:center;gap:20px;height:64px;}
.logo{display:inline-flex;align-items:center;gap:10px;white-space:nowrap;}
.logo-mark{
  width:26px;height:26px;flex:0 0 26px;border-radius:6px;
  background:linear-gradient(140deg,var(--c-primary),var(--c-primary-deep));
  clip-path:polygon(0 0,100% 0,100% 70%,70% 100%,0 100%);
  box-shadow:0 0 0 1px rgba(22,224,163,.4),0 0 18px rgba(22,224,163,.25);
}
.logo-text{font-size:17px;font-weight:800;letter-spacing:.02em;color:var(--c-text);}
.main-nav{display:flex;align-items:center;gap:2px;margin-left:8px;}
.nav-link{
  position:relative;display:inline-flex;align-items:center;height:64px;
  padding:0 13px;font-size:15px;color:var(--c-text-2);
  transition:color var(--tr);
}
.nav-link:hover{color:var(--c-text);}
.nav-link.is-active{color:#fff;}
.nav-link.is-active::after{
  content:"";position:absolute;left:13px;right:13px;bottom:0;height:3px;
  border-radius:3px 3px 0 0;background:var(--c-primary);
}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:12px;}
.nav-count{
  display:inline-flex;align-items:center;gap:7px;height:32px;padding:0 12px;
  border-radius:var(--r-pill);border:1px solid var(--c-line);background:var(--c-surface);
  font-size:13px;color:var(--c-text-2);white-space:nowrap;
}
.nav-count .num{color:var(--c-text);font-variant-numeric:tabular-nums;font-weight:600;}
.dot{width:6px;height:6px;border-radius:50%;display:inline-block;flex:0 0 6px;}
.dot-warn{background:var(--c-warn);box-shadow:0 0 0 3px rgba(255,176,32,.16);}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:10px;
  background:var(--c-surface);border:1px solid var(--c-line);color:var(--c-text);
  cursor:pointer;align-items:center;justify-content:center;transition:border-color var(--tr),color var(--tr);
}
.nav-toggle:hover{border-color:var(--c-primary);color:var(--c-primary);}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 26px;border-radius:10px;border:1px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;white-space:nowrap;
  transition:transform var(--tr),box-shadow var(--tr),background-color var(--tr),border-color var(--tr),color var(--tr),filter var(--tr);
}
.btn-primary{background:var(--c-primary);color:#0A0D12;}
.btn-primary:hover{background:var(--c-primary-deep);color:#0A0D12;transform:translateY(-1px);filter:brightness(1.06);box-shadow:0 12px 26px rgba(22,224,163,.26);}
.btn-primary:active{transform:translateY(0);filter:brightness(.94);}
.btn-outline{background:transparent;border-color:var(--c-line);color:var(--c-text);}
.btn-outline:hover{border-color:var(--c-primary);color:var(--c-primary);transform:translateY(-1px);box-shadow:0 12px 26px rgba(0,0,0,.35);}
.btn-outline:active{transform:translateY(0);filter:brightness(.94);}
.btn-ghost{background:none;border:none;height:auto;padding:0;color:var(--c-primary);font-weight:600;}
.btn-ghost:hover{color:var(--c-primary-deep);}
.btn-sm{height:38px;padding:0 18px;font-size:14px;}
.btn-block{width:100%;}
.btn:disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none;}

/* 徽章 */
.badge{
  display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 10px;
  border-radius:var(--r-pill);border:1px solid var(--c-line);background:var(--c-surface-2);
  font-size:12px;letter-spacing:.06em;color:var(--c-text-2);white-space:nowrap;
}
.badge i{width:6px;height:6px;border-radius:50%;background:currentColor;display:block;flex:0 0 6px;}
.badge-live{color:var(--c-primary);border-color:rgba(22,224,163,.35);background:rgba(22,224,163,.08);}
.badge-warn{color:var(--c-warn);border-color:rgba(255,176,32,.35);background:rgba(255,176,32,.08);}
.badge-accent{color:#C0A9FF;border-color:rgba(124,77,255,.4);background:rgba(124,77,255,.12);}
.badge-closed{color:var(--c-text-3);border-color:var(--c-line);background:var(--c-surface-2);}

/* 内页 Hero */
.page-hero{
  position:relative;overflow:hidden;
  padding:44px 0 68px;
  background:#0A0D12;
  border-bottom:1px solid var(--c-line);
  clip-path:polygon(0 0,100% 0,100% calc(100% - 26px),0 100%);
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url(/assets/images/backpic/back-2.png);
  background-size:cover;background-position:center;
  opacity:.42;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(232,237,244,.10) 1px,transparent 1px);
  background-size:24px 24px;
  mask-image:linear-gradient(90deg,rgba(0,0,0,.9),rgba(0,0,0,.2));
  -webkit-mask-image:linear-gradient(90deg,rgba(0,0,0,.9),rgba(0,0,0,.2));
}
.page-hero>.container{position:relative;z-index:2;}
.breadcrumb{
  display:flex;align-items:center;gap:8px;font-size:13px;color:var(--c-text-3);
  margin-bottom:20px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.breadcrumb a{color:var(--c-text-2);transition:color var(--tr);}
.breadcrumb a:hover{color:var(--c-primary);}
.breadcrumb .sep{color:var(--c-text-3);}
.breadcrumb .current{color:var(--c-text-3);}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;margin-bottom:14px;
  font-size:12px;letter-spacing:.1em;color:var(--c-primary);font-weight:600;
}
.page-hero h1{max-width:820px;margin:0 0 14px;}
.hero-sub{
  max-width:640px;font-size:17px;line-height:1.75;color:var(--c-text-2);margin:0 0 26px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;}

/* 锚点条 */
.anchor-bar{
  position:sticky;top:64px;z-index:40;
  background:rgba(10,13,18,.94);
  border-bottom:1px solid var(--c-line);
}
.anchor-scroll{
  display:flex;gap:8px;overflow-x:auto;padding:12px 0;
  scrollbar-width:none;-ms-overflow-style:none;
}
.anchor-scroll::-webkit-scrollbar{display:none;}
.anchor-chip{
  flex:0 0 auto;display:inline-flex;align-items:center;height:34px;padding:0 14px;
  border-radius:var(--r-pill);border:1px solid var(--c-line);background:var(--c-surface);
  font-size:14px;color:var(--c-text-2);
  transition:border-color var(--tr),color var(--tr),background-color var(--tr);
}
.anchor-chip:hover{border-color:var(--c-primary);color:var(--c-primary);background:rgba(22,224,163,.08);}
.anchor-chip.is-active{border-color:var(--c-primary);color:var(--c-primary);background:rgba(22,224,163,.1);}

/* 板块 */
.section{padding:88px 0;scroll-margin-top:130px;}
.section-alt{background:var(--c-surface-2);}
.section-head{max-width:760px;margin-bottom:36px;}
.section-head h2{margin-bottom:12px;}
.section-head p{color:var(--c-text-2);font-size:16px;margin:0;}

.num-box{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border:1px solid var(--c-line);border-radius:8px;
  color:var(--c-primary);font-size:13px;font-weight:700;font-variant-numeric:tabular-nums;
  margin-bottom:16px;
}

.point-list{list-style:none;margin:0 0 20px;padding:0;}
.point-list li{
  position:relative;padding-left:20px;margin-bottom:12px;
  font-size:15.5px;line-height:1.8;color:var(--c-text-2);
}
.point-list li::before{
  content:"";position:absolute;left:0;top:.68em;
  width:8px;height:8px;border-radius:2px;background:var(--c-primary);
}
.point-list li b{color:var(--c-text);font-weight:600;}

.text-block p{color:var(--c-text-2);font-size:16px;line-height:1.85;}

.figure{
  margin:0;border:1px solid var(--c-line);border-radius:var(--r-md);
  overflow:hidden;background:var(--c-surface);box-shadow:var(--sh-1);
}
.figure img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.figure figcaption{
  font-size:12.5px;color:var(--c-text-3);padding:12px 16px;
  border-top:1px solid var(--c-line);line-height:1.7;
}

.data-table{width:100%;border-collapse:collapse;font-size:14px;margin:0 0 14px;border:1px solid var(--c-line);border-radius:var(--r-md);overflow:hidden;}
.data-table th,.data-table td{padding:14px 16px;text-align:left;line-height:1.6;border-bottom:1px solid var(--c-line);}
.data-table th{background:var(--c-surface-2);color:var(--c-text-2);font-weight:600;font-size:13px;letter-spacing:.04em;}
.data-table td{color:var(--c-text);}
.data-table tbody tr:last-child td{border-bottom:none;}
.data-table tbody tr:hover{background:rgba(22,224,163,.04);}
.data-table .num-cell{font-variant-numeric:tabular-nums;color:var(--c-primary);font-weight:600;}
.table-note{font-size:13px;color:var(--c-text-3);}

/* FAQ */
.faq-list.accordion{background:transparent;border:none;border-radius:0;margin:0;}
.faq-list .accordion-item{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  margin-bottom:12px;overflow:hidden;transition:border-color var(--tr);
}
.faq-list .accordion-item:hover{border-color:rgba(22,224,163,.4);}
.faq-list .accordion-title{
  position:relative;display:block;padding:20px 24px 20px 60px;
  font-size:16px;font-weight:600;color:var(--c-text);background:transparent;border:none;line-height:1.6;
}
.faq-list .accordion-title::before{
  content:"+";position:absolute;left:20px;top:50%;transform:translateY(-50%);
  width:24px;height:24px;border-radius:50%;border:1px solid var(--c-line);
  display:flex;align-items:center;justify-content:center;
  font-size:15px;line-height:1;color:var(--c-primary);
  transition:transform var(--tr),border-color var(--tr);
}
.faq-list .accordion-item.is-active .accordion-title::before{
  transform:translateY(-50%) rotate(45deg);border-color:var(--c-primary);
}
.faq-list .accordion-content{
  display:none;padding:0 24px 20px 60px;background:transparent;border:none;
  color:var(--c-text-2);font-size:15px;line-height:1.8;
}
.faq-list .accordion-content p{margin:0;}

/* CTA 带 */
.cta-band{
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  padding:32px;border:1px solid rgba(22,224,163,.38);border-radius:var(--r-lg);
  background:var(--c-surface);box-shadow:var(--sh-1);
}
.cta-copy{flex:1 1 420px;min-width:260px;}
.cta-copy h2{margin:12px 0 8px;}
.cta-copy p{color:var(--c-text-2);font-size:15px;margin:0 0 14px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}

.countdown{display:flex;align-items:flex-start;gap:10px;}
.cd-unit{display:flex;flex-direction:column;align-items:center;gap:5px;}
.cd-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:28px;height:32px;border:1px solid var(--c-line);border-radius:6px;
  background:var(--c-surface-2);color:var(--c-text);
  font-size:15px;font-weight:700;font-variant-numeric:tabular-nums;
}
.cd-unit span{font-size:11px;color:var(--c-text-3);}

/* 表单 */
.form-card{
  margin-top:28px;padding:32px;border:1px solid var(--c-line);border-radius:var(--r-lg);
  background:var(--c-surface);box-shadow:var(--sh-1);
}
.field{margin-bottom:18px;}
.field label{display:block;font-size:14px;color:var(--c-text-2);margin-bottom:8px;}
.field label .req{color:var(--c-danger);margin-left:4px;}
.input,
input[type="text"].input,
input[type="tel"].input,
input[type="email"].input,
select.input,
textarea.input{
  width:100%;height:46px;margin:0;padding:0 14px;
  background:var(--c-surface-2);border:1px solid var(--c-line);border-radius:10px;
  color:var(--c-text);font-size:15px;box-shadow:none;
  transition:border-color var(--tr),box-shadow var(--tr),background-color var(--tr);
  appearance:none;-webkit-appearance:none;
}
textarea.input{height:auto;min-height:112px;padding:12px 14px;line-height:1.7;resize:vertical;}
select.input{
  padding-right:40px;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'><path d='M1 1l5 5 5-5' fill='none' stroke='%239AA7B8' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'/></svg>");
  background-repeat:no-repeat;background-position:right 14px center;
}
select.input option{background:var(--c-surface-2);color:var(--c-text);}
.input:focus{outline:none;border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(22,224,163,.18);}
.input.is-error{border-color:var(--c-danger);box-shadow:0 0 0 3px rgba(255,90,90,.14);}
.field-error{display:none;font-size:12px;color:var(--c-danger);margin-top:6px;}
.field-error.is-show{display:block;}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px;}

.privacy{
  display:flex;align-items:flex-start;gap:10px;margin-top:14px;
  font-size:13px;line-height:1.7;color:var(--c-text-3);
}
.privacy input{width:16px;height:16px;margin:4px 0 0;flex:0 0 16px;accent-color:var(--c-primary);}
.privacy a{color:var(--c-text-2);text-decoration:underline;text-underline-offset:3px;}
.privacy a:hover{color:var(--c-primary);}

.form-success{
  display:none;margin-top:16px;padding:14px 16px;border-radius:var(--r-sm);
  border:1px solid rgba(22,224,163,.4);background:rgba(22,224,163,.08);
  color:var(--c-primary);font-size:14px;
}
.form-success.is-show{display:block;}

/* 弹层 */
.modal-overlay{
  position:fixed;inset:0;z-index:1005;background:rgba(10,13,18,.72);
  display:none;overflow-y:auto;padding:80px 20px 60px;
}
.modal-overlay.is-open{display:block;}
.modal-panel{
  position:relative;width:100%;max-width:520px;margin:0 auto;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:32px;box-shadow:var(--sh-2);
}
.modal-panel h3{margin-bottom:6px;}
.modal-panel .modal-sub{font-size:14px;color:var(--c-text-2);margin-bottom:22px;}
.modal-close{
  position:absolute;top:16px;right:16px;width:32px;height:32px;border-radius:50%;
  border:1px solid var(--c-line);background:transparent;color:var(--c-text-2);
  display:flex;align-items:center;justify-content:center;cursor:pointer;
  transition:border-color var(--tr),color var(--tr),transform var(--tr);
}
.modal-close:hover{border-color:var(--c-primary);color:var(--c-primary);transform:rotate(90deg);}

/* 页脚 */
.site-footer{
  margin-top:0;padding-top:56px;background:var(--c-surface);
  border-top:1px solid var(--c-line);
}
.footer-grid{
  display:grid;grid-template-columns:1.7fr 1fr 1fr 1.1fr;gap:32px;
  padding-bottom:40px;
}
.footer-brand .logo{margin-bottom:14px;}
.footer-brand p{font-size:14px;line-height:1.8;color:var(--c-text-2);margin:0 0 16px;max-width:340px;}
.footer-cta{margin-top:14px;}
.footer-col h4{font-size:14px;color:var(--c-text);margin:2px 0 16px;letter-spacing:.04em;}
.footer-col ul{list-style:none;}
.footer-col li{margin-bottom:10px;}
.footer-col a{font-size:14px;color:var(--c-text-2);transition:color var(--tr);}
.footer-col a:hover{color:var(--c-primary);}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;
  padding:20px 0 32px;border-top:1px solid var(--c-line);
  font-size:13px;color:var(--c-text-3);
}
.footer-bottom a{color:var(--c-text-3);transition:color var(--tr);}
.footer-bottom a:hover{color:var(--c-primary);}

/* 返回顶部 */
.to-top{
  position:fixed;right:24px;bottom:24px;z-index:70;
  width:44px;height:44px;border-radius:50%;
  border:1px solid var(--c-primary);background:rgba(10,13,18,.9);color:var(--c-primary);
  display:flex;align-items:center;justify-content:center;cursor:pointer;
  opacity:0;pointer-events:none;
  transition:opacity var(--tr),transform var(--tr),box-shadow var(--tr);
}
.to-top.is-show{opacity:1;pointer-events:auto;}
.to-top:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(22,224,163,.24);}

/* 移动抽屉 */
.drawer-mask{
  position:fixed;inset:0;z-index:78;background:rgba(10,13,18,.72);
  opacity:0;pointer-events:none;transition:opacity var(--tr);
}
.drawer-mask.is-open{opacity:1;pointer-events:auto;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;z-index:79;
  width:min(320px,84vw);background:var(--c-surface);
  border-left:1px solid var(--c-line);
  transform:translateX(100%);transition:transform 220ms cubic-bezier(.4,0,.2,1);
  display:flex;flex-direction:column;padding:20px;
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.drawer-close{
  width:36px;height:36px;border-radius:50%;border:1px solid var(--c-line);
  background:transparent;color:var(--c-text-2);cursor:pointer;
  display:flex;align-items:center;justify-content:center;
}
.drawer-close:hover{border-color:var(--c-primary);color:var(--c-primary);}
.drawer-nav{display:flex;flex-direction:column;gap:2px;}
.drawer-nav a{
  padding:14px 12px;border-radius:10px;font-size:16px;color:var(--c-text-2);
  border-bottom:1px solid var(--c-line);transition:background-color var(--tr),color var(--tr);
}
.drawer-nav a:hover{background:var(--c-surface-2);color:var(--c-text);}
.drawer-nav a.is-active{color:var(--c-primary);}
.drawer-foot{margin-top:auto;padding-top:20px;}

/* 响应式 */
@media screen and (max-width:1023px){
  .main-nav{display:none;}
  .nav-count{display:none;}
  .nav-toggle{display:inline-flex;}
  .section{padding:64px 0;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .cta-band{padding:26px;}
}
@media screen and (max-width:767px){
  body{font-size:15px;line-height:1.85;}
  .section{padding:48px 0;}
  .section-head{margin-bottom:26px;}
  .page-hero{padding:34px 0 56px;}
  .hero-sub{font-size:15.5px;}
  .hero-actions .btn{width:100%;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .form-card{padding:22px;margin-top:22px;}
  .form-row{grid-template-columns:1fr;gap:0;}
  .faq-list .accordion-title{font-size:15px;padding:18px 18px 18px 56px;}
  .faq-list .accordion-content{padding:0 18px 18px 56px;}
  .data-table{font-size:13px;}
  .data-table th,.data-table td{padding:11px 12px;}
  .footer-grid{grid-template-columns:1fr;gap:26px;padding-bottom:30px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .modal-overlay{padding:0;}
  .modal-panel{
    position:fixed;left:0;right:0;bottom:0;top:auto;max-width:100%;
    border-radius:20px 20px 0 0;max-height:88vh;overflow-y:auto;padding:26px 20px 28px;
  }
  .to-top{right:16px;bottom:16px;}
}
@media screen and (min-width:768px){
  .order-first-md{order:-1;}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important;}
  html{scroll-behavior:auto;}
}