/* roulang page: index */
:root{
  --bg-0:#0E1015;
  --bg-1:#14171E;
  --bg-2:#1B1F28;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.14);
  --brand:#C8F24E;
  --brand-2:#7C5CFF;
  --accent:#FF6B4A;
  --text-1:#F3F5F9;
  --text-2:#A9B0BE;
  --text-3:#6E7686;
  --r-card:14px;
  --r-btn:10px;
  --r-pill:999px;
  --r-img:12px;
  --shadow-1:0 8px 24px rgba(0,0,0,.35);
  --ease:cubic-bezier(.2,.7,.3,1);
  --t:200ms;
  --container:1200px;
  --read:820px;
  --font:"system-ui","-apple-system","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text-1);
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;transition:color var(--t) var(--ease),border-color var(--t) var(--ease),background-color var(--t) var(--ease),opacity var(--t) var(--ease);}
button,input,select,textarea{font:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.01em;line-height:1.25;color:var(--text-1);}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;}
::selection{background:rgba(200,242,78,.28);}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
.container-read{width:100%;max-width:var(--read);margin:0 auto;padding:0 24px;}
.num{font-variant-numeric:tabular-nums;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:700;letter-spacing:.01em;
  border:1px solid transparent;cursor:pointer;
  transition:transform var(--t) var(--ease),background-color var(--t) var(--ease),color var(--t) var(--ease),box-shadow var(--t) var(--ease),border-color var(--t) var(--ease),opacity var(--t) var(--ease);
  white-space:nowrap;
}
.btn-primary{background:var(--brand);color:#0E1015;}
.btn-primary:hover{background:#d3f76a;transform:translateY(-2px);box-shadow:0 0 0 4px rgba(200,242,78,.18);}
.btn-primary:active{transform:translateY(0);box-shadow:none;}
.btn-ghost{background:transparent;border-color:var(--line-strong);color:var(--text-1);}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}
.btn-lg{height:52px;padding:0 30px;font-size:16px;}
.btn[disabled],.btn.is-disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none;}
.btn.is-loading{pointer-events:none;opacity:.85;}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:3px 10px;border-radius:var(--r-pill);
  font-size:12px;font-weight:700;line-height:1.6;
  border:1px solid rgba(200,242,78,.35);
  background:rgba(200,242,78,.08);
  color:var(--brand);
}
.badge-purple{border-color:rgba(124,92,255,.4);background:rgba(124,92,255,.12);color:#B7A6FF;}
.badge-accent{border-color:rgba(255,107,74,.4);background:rgba(255,107,74,.12);color:#FF9C84;}
.tag{
  display:inline-flex;align-items:center;
  padding:6px 14px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:var(--bg-2);
  font-size:13px;font-weight:600;color:var(--text-2);
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.08em;
  color:var(--brand);text-transform:uppercase;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--brand);display:block;}

/* ---------- Header / Nav ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:60;
  background:rgba(14,16,21,.72);
  backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;
  transition:background-color var(--t) var(--ease),border-color var(--t) var(--ease);
}
.site-header.is-scrolled{background:rgba(14,16,21,.94);border-bottom-color:var(--line);}
.nav-wrap{
  max-width:var(--container);margin:0 auto;padding:0 24px;
  height:72px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:16px;
}
.nav-side{display:flex;align-items:center;gap:6px;}
.nav-left{justify-content:flex-start;}
.nav-right{justify-content:flex-end;gap:8px;}
.nav-link{
  position:relative;display:inline-flex;align-items:center;
  padding:8px 12px;border-radius:8px;
  font-size:15px;font-weight:600;color:var(--text-2);
}
.nav-link::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;
  background:var(--brand);transform:scaleX(0);transform-origin:left;
  transition:transform var(--t) var(--ease);
}
.nav-link:hover{color:var(--text-1);}
.nav-link.is-active{color:var(--brand);}
.nav-link.is-active::after,.nav-link:hover::after{transform:scaleX(1);}
.brand{
  display:inline-flex;align-items:center;gap:10px;
  font-size:20px;font-weight:800;letter-spacing:-.01em;color:var(--text-1);
  white-space:nowrap;
}
.brand-mark{
  width:20px;height:20px;border-radius:6px;flex:none;
  background:linear-gradient(135deg,var(--brand) 0%,var(--brand-2) 100%);
}
.brand em{font-style:normal;color:var(--brand);}
.brand:hover{color:#fff;}
.nav-cta{height:42px;padding:0 18px;font-size:14px;}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:10px;
  border:1px solid var(--line-strong);background:transparent;color:var(--text-1);
  align-items:center;justify-content:center;cursor:pointer;
}
.nav-toggle:hover{border-color:var(--brand);color:var(--brand);}
.mobile-panel{
  display:none;background:var(--bg-1);border-top:1px solid var(--line);
  padding:12px 24px 24px;
}
.mobile-panel.is-open{display:block;}
.mobile-panel .m-link{
  display:flex;align-items:center;justify-content:space-between;
  height:48px;font-size:15px;font-weight:600;color:var(--text-2);
  border-bottom:1px solid var(--line);
}
.mobile-panel .m-link:hover,.mobile-panel .m-link.is-active{color:var(--brand);}
.mobile-panel .btn{width:100%;margin-top:16px;}

/* ---------- Hero ---------- */
.hero{position:relative;padding:150px 0 96px;overflow:hidden;background:var(--bg-0);}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:48px 48px;opacity:.55;pointer-events:none;
}
.hero::after{
  content:"";position:absolute;top:-160px;right:-120px;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(200,242,78,.5) 0%,rgba(200,242,78,0) 70%);
  filter:blur(120px);opacity:.16;pointer-events:none;
}
.hero-grid{
  position:relative;z-index:2;
  display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;
}
.hero h1{font-size:clamp(34px,4.2vw,56px);margin-top:20px;}
.hero h1 .hl{color:var(--brand);}
.hero-sub{
  margin-top:22px;font-size:17px;line-height:1.8;color:var(--text-2);max-width:560px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px;}
.trust-row{
  display:flex;flex-wrap:wrap;gap:40px;margin-top:44px;
  padding-top:28px;border-top:1px solid var(--line);
}
.trust-item{min-width:120px;}
.trust-num{font-size:34px;font-weight:800;color:var(--brand);line-height:1.1;}
.trust-unit{font-size:14px;font-weight:700;color:var(--brand);opacity:.75;margin-left:4px;}
.trust-label{font-size:13px;color:var(--text-3);margin-top:6px;}
.hero-visual{position:relative;}
.hero-media{
  position:relative;border-radius:var(--r-card);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow-1);aspect-ratio:4/3;
}
.hero-media img{width:100%;height:100%;object-fit:cover;}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(160deg,rgba(14,16,21,.62) 0%,rgba(14,16,21,.78) 100%);
}
.hero-media-tag{
  position:absolute;left:20px;bottom:20px;z-index:2;
  display:flex;flex-direction:column;gap:6px;
}
.hero-media-tag strong{font-size:17px;font-weight:800;color:var(--text-1);}
.hero-media-tag span{font-size:13px;color:var(--text-2);}
.hero-mini{
  position:absolute;right:-18px;bottom:-28px;width:206px;
  background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--shadow-1);overflow:hidden;
}
.hero-mini img{width:100%;height:110px;object-fit:cover;}
.hero-mini-body{padding:14px 16px;}
.hero-mini-body strong{display:block;font-size:14px;font-weight:700;}
.hero-mini-body span{display:block;font-size:12px;color:var(--text-3);margin-top:4px;}

/* ---------- 标签带 ---------- */
.band{
  background:var(--bg-1);border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  padding:24px 0;
}
.band-inner{display:flex;flex-wrap:wrap;align-items:center;gap:14px 20px;}
.band-title{font-size:13px;font-weight:700;color:var(--text-3);letter-spacing:.06em;}

/* ---------- 通用板块 ---------- */
.section{padding:96px 0;}
.section-alt{background:var(--bg-1);}
.section-head{max-width:760px;}
.section-head h2{font-size:clamp(24px,2.4vw,34px);margin-top:16px;}
.section-head p{margin-top:16px;color:var(--text-2);font-size:16px;}
.section-head-center{margin:0 auto;text-align:center;}
.section-head-center .eyebrow{justify-content:center;}

/* ---------- 三步上手 ---------- */
.steps{
  display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:56px;position:relative;
}
.steps::before{
  content:"";position:absolute;top:38px;left:8%;right:8%;height:1px;
  border-top:1px dashed var(--line-strong);
}
.step-card{
  position:relative;background:var(--bg-2);border:1px solid var(--line);
  border-radius:var(--r-card);padding:28px 26px;
  clip-path:polygon(0 0,calc(100% - 24px) 0,100% 24px,100% 100%,0 100%);
  transition:border-color var(--t) var(--ease),transform var(--t) var(--ease);
}
.step-card:hover{border-color:rgba(200,242,78,.4);transform:translateY(-4px);}
.step-num{
  font-size:13px;font-weight:800;letter-spacing:.1em;color:var(--brand);
}
.step-icon{
  width:44px;height:44px;border-radius:12px;margin:18px 0 16px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(200,242,78,.1);border:1px solid rgba(200,242,78,.24);
  color:var(--brand);font-size:18px;
}
.step-card h3{font-size:20px;}
.step-card p{margin-top:12px;font-size:14px;color:var(--text-2);line-height:1.8;}
.step-link{
  display:inline-flex;align-items:center;gap:6px;margin-top:18px;
  font-size:14px;font-weight:700;color:var(--brand);
}
.step-link i{transition:transform var(--t) var(--ease);}
.step-link:hover i{transform:translateX(4px);}

/* ---------- 能力矩阵 ---------- */
.cap-grid{display:grid;grid-template-columns:5fr 7fr;gap:56px;align-items:start;margin-top:56px;}
.cap-list{display:grid;grid-template-columns:1fr 1fr;gap:20px;}
.cap-card{
  background:var(--bg-0);border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px;transition:border-color var(--t) var(--ease),background-color var(--t) var(--ease);
}
.cap-card:hover{border-color:rgba(200,242,78,.4);background:#101319;}
.cap-card i{color:var(--brand);font-size:18px;}
.cap-card h3{font-size:17px;margin-top:14px;}
.cap-card p{margin-top:10px;font-size:14px;color:var(--text-2);line-height:1.75;}
.cap-note{
  margin-top:24px;display:flex;gap:14px;align-items:flex-start;
  background:rgba(124,92,255,.08);border:1px solid rgba(124,92,255,.24);
  border-radius:var(--r-card);padding:18px 20px;
}
.cap-note i{color:#B7A6FF;margin-top:4px;}
.cap-note p{font-size:14px;color:var(--text-2);}

/* ---------- 数据条 ---------- */
.stats-bar{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  background:var(--line);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;margin-top:56px;
}
.stat{background:var(--bg-2);padding:28px 24px;}
.stat-num{font-size:36px;font-weight:800;color:var(--text-1);line-height:1.1;}
.stat-unit{font-size:15px;font-weight:700;color:var(--brand);margin-left:4px;}
.stat-label{font-size:13px;color:var(--text-3);margin-top:8px;}

/* ---------- 案例卡 ---------- */
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:32px;}
.case-card{
  position:relative;background:var(--bg-2);border:1px solid var(--line);
  border-radius:var(--r-card);overflow:hidden;
  transition:border-color var(--t) var(--ease),transform var(--t) var(--ease);
}
.case-card::before{
  content:"";position:absolute;top:0;left:0;width:2px;height:0;
  background:var(--brand);transition:height var(--t) var(--ease);z-index:3;
}
.case-card:hover{border-color:rgba(200,242,78,.4);transform:translateY(-4px);}
.case-card:hover::before{height:100%;}
.case-thumb{aspect-ratio:16/10;overflow:hidden;background:var(--bg-1);}
.case-thumb img{width:100%;height:100%;object-fit:cover;transition:transform 400ms var(--ease);}
.case-card:hover .case-thumb img{transform:scale(1.04);}
.case-body{padding:24px;}
.case-body h3{font-size:18px;}
.case-body p{margin-top:12px;font-size:14px;color:var(--text-2);line-height:1.8;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.case-foot{margin-top:18px;display:flex;align-items:center;justify-content:space-between;gap:12px;}

/* ---------- 最新信息列表 ---------- */
.news-list{margin-top:48px;display:grid;grid-template-columns:1fr 1fr;gap:20px;}
.news-item{
  position:relative;display:flex;gap:18px;align-items:flex-start;
  background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r-card);
  padding:20px;overflow:hidden;
  transition:border-color var(--t) var(--ease),transform var(--t) var(--ease);
}
.news-item::after{
  content:"";position:absolute;right:0;top:0;bottom:0;width:2px;
  background:var(--brand);transform:scaleY(0);transition:transform var(--t) var(--ease);
}
.news-item:hover{border-color:rgba(200,242,78,.35);transform:translateY(-3px);}
.news-item:hover::after{transform:scaleY(1);}
.news-thumb{
  width:96px;height:72px;flex:none;border-radius:var(--r-img);overflow:hidden;
  background:var(--bg-0);border:1px solid var(--line);
}
.news-thumb img{width:100%;height:100%;object-fit:cover;}
.news-body{min-width:0;flex:1;}
.news-title{
  font-size:17px;font-weight:700;line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden;
}
.news-desc{
  margin-top:8px;font-size:14px;color:var(--text-2);line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{display:flex;align-items:center;gap:12px;margin-top:14px;font-size:13px;color:var(--text-3);}
.news-meta .arrow{margin-left:auto;color:var(--brand);transition:transform var(--t) var(--ease);}
.news-item:hover .news-meta .arrow{transform:translateX(4px);}
.news-empty{
  grid-column:1/-1;text-align:center;padding:64px 24px;
  background:var(--bg-2);border:1px dashed var(--line-strong);border-radius:var(--r-card);
}
.news-empty i{font-size:28px;color:var(--text-3);}
.news-empty p{margin-top:16px;color:var(--text-2);font-size:15px;}
.news-empty .btn{margin-top:20px;}
.news-more{display:flex;justify-content:center;margin-top:40px;}

/* ---------- FAQ ---------- */
.faq-list{margin-top:48px;border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  min-height:56px;padding:18px 4px;background:transparent;border:0;cursor:pointer;
  text-align:left;font-size:17px;font-weight:700;color:var(--text-1);
  transition:color var(--t) var(--ease);
}
.faq-q:hover{color:var(--brand);}
.faq-icon{
  flex:none;width:26px;height:26px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  border:1px solid rgba(200,242,78,.4);color:var(--brand);font-size:13px;
  transition:transform var(--t) var(--ease);
}
.faq-item.is-open .faq-icon{transform:rotate(45deg);}
.faq-a{
  display:none;background:var(--bg-1);border-radius:var(--r-card);
  padding:18px 22px;margin:0 0 20px;font-size:15px;line-height:1.85;color:var(--text-2);
}
.faq-item.is-open .faq-a{display:block;}
.faq-a strong{color:var(--text-1);}

/* ---------- CTA 带 ---------- */
.cta-band{
  position:relative;overflow:hidden;
  background:var(--bg-1);border-top:1px solid var(--line);
  padding:96px 0;
}
.cta-band::after{
  content:"";position:absolute;left:-140px;bottom:-180px;width:460px;height:460px;border-radius:50%;
  background:radial-gradient(circle,rgba(124,92,255,.55) 0%,rgba(124,92,255,0) 70%);
  filter:blur(120px);opacity:.18;pointer-events:none;
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:5fr 7fr;gap:56px;align-items:start;}
.cta-copy h2{font-size:clamp(24px,2.4vw,34px);margin-top:16px;}
.cta-copy p{margin-top:16px;color:var(--text-2);font-size:16px;}
.cta-points{margin-top:26px;display:grid;gap:12px;}
.cta-points li{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--text-2);}
.cta-points i{color:var(--brand);margin-top:5px;}
.cta-form{
  background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r-card);
  padding:28px;box-shadow:var(--shadow-1);
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.field{margin-bottom:18px;}
.field label{display:block;font-size:13px;font-weight:700;color:var(--text-2);margin-bottom:8px;}
.field .req{color:var(--brand);margin-left:4px;}
.input,.select{
  width:100%;height:48px;padding:0 14px;border-radius:var(--r-btn);
  background:var(--bg-0);border:1px solid var(--line-strong);color:var(--text-1);
  font-size:15px;transition:border-color var(--t) var(--ease),box-shadow var(--t) var(--ease);
}
.input::placeholder{color:var(--text-3);}
.input:hover,.select:hover{border-color:rgba(255,255,255,.24);}
.input:focus,.select:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 4px rgba(200,242,78,.18);}
.select{appearance:none;background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23A9B0BE' stroke-width='1.6' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 16px center;}
.submit-btn{width:100%;height:52px;font-size:16px;}
.form-note{margin-top:14px;font-size:12px;color:var(--text-3);line-height:1.7;}
.form-note a{color:var(--brand);}
.form-msg{margin-top:14px;font-size:14px;display:none;}
.form-msg.is-ok{display:block;color:var(--brand);}
.form-msg.is-err{display:block;color:var(--accent);}
.spinner{
  width:16px;height:16px;border-radius:50%;border:2px solid rgba(14,16,21,.35);
  border-top-color:#0E1015;display:inline-block;animation:spin .7s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg);}}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--bg-0);border-top:1px solid var(--line);padding:72px 0 0;}
.foot-grid{display:grid;grid-template-columns:5fr 2fr 2fr 3fr;gap:40px;}
.foot-brand .brand{font-size:19px;}
.foot-brand p{margin-top:18px;font-size:14px;color:var(--text-2);line-height:1.8;max-width:340px;}
.foot-contact{margin-top:20px;display:grid;gap:8px;}
.foot-contact span{font-size:14px;color:var(--text-2);display:flex;gap:8px;align-items:center;}
.foot-contact i{color:var(--brand);font-size:13px;}
.foot-col h4{font-size:14px;font-weight:700;color:var(--text-1);letter-spacing:.02em;}
.foot-links{margin-top:18px;display:grid;gap:12px;}
.foot-links a{font-size:14px;color:var(--text-2);}
.foot-links a:hover{color:var(--brand);}
.foot-bottom{
  margin-top:56px;border-top:1px solid var(--line);
  padding:24px 0;display:flex;flex-wrap:wrap;gap:12px 24px;
  align-items:center;justify-content:space-between;
  font-size:13px;color:var(--text-3);
}
.foot-bottom a:hover{color:var(--brand);}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .nav-wrap{grid-template-columns:auto 1fr auto;height:60px;}
  .nav-side{display:none;}
  .brand{justify-content:center;font-size:18px;grid-column:2;}
  .nav-toggle{display:inline-flex;grid-column:1;grid-row:1;}
  .nav-wrap .nav-cta{grid-column:3;grid-row:1;height:40px;padding:0 14px;}
  .hero{padding:120px 0 80px;}
  .hero-grid{grid-template-columns:1fr;gap:48px;}
  .hero-visual{max-width:560px;}
  .hero-mini{right:12px;bottom:-24px;}
  .section{padding:72px 0;}
  .cap-grid{grid-template-columns:1fr;gap:36px;}
  .cta-inner{grid-template-columns:1fr;gap:36px;}
  .cta-band{padding:72px 0;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:36px;}
}
@media (max-width:768px){
  .steps{grid-template-columns:1fr;gap:16px;}
  .steps::before{display:none;}
  .step-card{border-left:1px solid rgba(200,242,78,.28);}
  .stats-bar{grid-template-columns:1fr 1fr;}
  .case-grid{grid-template-columns:1fr;}
  .news-list{grid-template-columns:1fr;}
  .cap-list{grid-template-columns:1fr;}
  .form-row{grid-template-columns:1fr;gap:0;}
  .hero-actions .btn{width:100%;}
  .trust-row{gap:24px;}
  .trust-item{min-width:calc(50% - 12px);}
  .cta-form{padding:22px;}
}
@media (max-width:520px){
  .container,.container-read{padding:0 18px;}
  .nav-wrap{padding:0 18px;}
  .hero{padding:104px 0 64px;}
  .hero h1{font-size:30px;}
  .hero-sub{font-size:15px;}
  .section{padding:56px 0;}
  .hero-mini{position:static;width:100%;right:auto;bottom:auto;margin-top:16px;}
  .stats-bar{grid-template-columns:1fr;}
  .stat{padding:22px 18px;}
  .foot-grid{grid-template-columns:1fr;}
  .foot-bottom{flex-direction:column;align-items:flex-start;}
  .band-inner{gap:10px;}
}

/* roulang page: article */
:root{
  --bg-0:#0E1015;
  --bg-1:#14171E;
  --bg-2:#1B1F28;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --brand:#C8F24E;
  --brand-2:#7C5CFF;
  --accent:#FF6B4A;
  --text-1:#F3F5F9;
  --text-2:#A9B0BE;
  --text-3:#6E7686;
  --radius-card:14px;
  --radius-btn:10px;
  --radius-img:12px;
  --shadow-1:0 8px 24px rgba(0,0,0,.35);
  --ease:cubic-bezier(.2,.7,.3,1);
  --dur:200ms;
  --container:1200px;
  --reading:820px;
  --s1:8px;--s2:16px;--s3:24px;--s4:32px;--s5:40px;--s6:56px;--s7:72px;--s8:96px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text-1);
  font-family:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color var(--dur) var(--ease),border-color var(--dur) var(--ease),background-color var(--dur) var(--ease),opacity var(--dur) var(--ease);}
button,input,select,textarea{font:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.01em;line-height:1.25;}
h1{font-size:clamp(28px,4vw,44px);}
h2{font-size:clamp(24px,2.4vw,34px);}
h3{font-size:20px;font-weight:800;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
::selection{background:rgba(200,242,78,.28);}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
.section{padding:var(--s8) 0;}
.section-sm{padding:var(--s6) 0;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:.08em;
  color:var(--brand);text-transform:uppercase;
  background:rgba(200,242,78,.08);
  border:1px solid rgba(200,242,78,.24);
  border-radius:999px;padding:5px 12px;
}
.section-head{max-width:720px;margin-bottom:var(--s5);}
.section-head h2{margin-bottom:12px;}
.section-head p{color:var(--text-2);font-size:16px;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:50px;padding:0 24px;border:1px solid transparent;
  border-radius:var(--radius-btn);font-size:15px;font-weight:700;
  cursor:pointer;white-space:nowrap;
  transition:transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease),background-color var(--dur) var(--ease),border-color var(--dur) var(--ease),color var(--dur) var(--ease);
}
.btn-primary{background:var(--brand);color:#0E1015;}
.btn-primary:hover{filter:brightness(1.06);transform:translateY(-2px);box-shadow:0 0 0 4px rgba(200,242,78,.18);}
.btn-primary:active{transform:translateY(0);box-shadow:none;}
.btn-ghost{background:transparent;color:var(--text-1);border-color:var(--line-strong);}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px);}
.btn-sm{height:40px;padding:0 16px;font-size:14px;}
.btn-block{width:100%;}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(14,16,21,.72);
  border-bottom:1px solid transparent;
  backdrop-filter:blur(10px);
  transition:background-color var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.site-header.is-scrolled{background:rgba(14,16,21,.94);border-bottom-color:var(--line);}
.nav-shell{
  display:grid;grid-template-columns:1fr auto 1fr;align-items:center;
  gap:var(--s3);height:72px;
}
.nav-side{display:flex;align-items:center;gap:var(--s4);}
.nav-left{justify-content:flex-start;}
.nav-right{justify-content:flex-end;}
.nav-link{
  position:relative;font-size:15px;font-weight:600;color:var(--text-2);
  padding:6px 2px;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;
  background:var(--brand);transform:scaleX(0);transform-origin:left;
  transition:transform var(--dur) var(--ease);
}
.nav-link:hover{color:var(--text-1);}
.nav-link:hover::after,.nav-link.is-active::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--brand);}
.brand{
  display:inline-flex;align-items:center;gap:10px;
  font-size:19px;font-weight:800;letter-spacing:-.01em;color:var(--text-1);
  white-space:nowrap;
}
.brand em{color:var(--brand);font-style:normal;}
.brand-mark{
  width:20px;height:20px;border-radius:6px;flex:0 0 20px;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
  box-shadow:0 0 0 4px rgba(200,242,78,.10);
}
.nav-cta{display:flex;align-items:center;gap:var(--s2);}
.mobile-toggle{
  display:none;width:44px;height:44px;border-radius:10px;
  background:transparent;border:1px solid var(--line-strong);
  color:var(--text-1);cursor:pointer;
}
.mobile-panel{
  display:none;background:var(--bg-1);border-bottom:1px solid var(--line);
}
.mobile-panel.is-open{display:block;}
.mobile-panel a{
  display:flex;align-items:center;justify-content:space-between;
  height:48px;padding:0 24px;font-size:15px;font-weight:600;
  color:var(--text-2);border-bottom:1px solid var(--line);
}
.mobile-panel a:hover,.mobile-panel a.is-active{color:var(--brand);}
.mobile-panel .panel-cta{padding:16px 24px 24px;}
@media (max-width:1023px){
  .nav-side,.nav-right .nav-link,.nav-cta .btn{display:none;}
  .nav-shell{grid-template-columns:44px 1fr auto;height:60px;}
  .brand{font-size:17px;justify-self:center;}
  .mobile-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .nav-right{display:flex;}
  .nav-right .icon-cta{
    display:inline-flex;align-items:center;justify-content:center;
    width:44px;height:44px;border-radius:10px;background:var(--brand);color:#0E1015;
  }
}
@media (min-width:1024px){
  .mobile-panel{display:none !important;}
}

/* ---------- 面包屑 ---------- */
.breadcrumb{
  display:flex;align-items:center;gap:8px;flex-wrap:nowrap;
  font-size:13px;color:var(--text-3);
  margin-bottom:16px;overflow:hidden;
}
.breadcrumb a{color:var(--text-3);}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb .sep{color:var(--text-3);opacity:.6;}
.breadcrumb .current{color:var(--text-2);text-overflow:ellipsis;overflow:hidden;white-space:nowrap;}

/* ---------- 文章头 ---------- */
.article-hero{
  position:relative;overflow:hidden;
  border-bottom:1px solid var(--line);
  background:var(--bg-1);
}
.article-hero::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(600px 320px at 88% -10%,rgba(200,242,78,.10),transparent 70%),
    linear-gradient(180deg,rgba(124,92,255,.08),transparent 60%);
  pointer-events:none;
}
.article-hero .container{position:relative;padding-top:var(--s6);padding-bottom:var(--s6);}
.article-hero .kicker{
  display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:16px;
}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:700;letter-spacing:.02em;
  padding:4px 12px;border-radius:999px;
  border:1px solid rgba(200,242,78,.30);
  background:rgba(200,242,78,.10);color:var(--brand);
}
.badge-purple{border-color:rgba(124,92,255,.38);background:rgba(124,92,255,.14);color:#B7A6FF;}
.article-hero h1{max-width:900px;margin-bottom:20px;}
.meta-row{
  display:flex;align-items:center;gap:18px;flex-wrap:wrap;
  font-size:14px;color:var(--text-3);
}
.meta-row span{display:inline-flex;align-items:center;gap:7px;}
.meta-row i{color:var(--brand);font-size:13px;}
.meta-row .share-btn{
  margin-left:auto;display:inline-flex;align-items:center;gap:7px;
  height:38px;padding:0 14px;border-radius:10px;cursor:pointer;
  background:transparent;border:1px solid var(--line-strong);color:var(--text-2);
  font-size:13px;font-weight:600;
}
.meta-row .share-btn:hover{border-color:var(--brand);color:var(--brand);}

/* ---------- 文章布局 ---------- */
.article-layout{
  display:grid;grid-template-columns:minmax(0,1fr) 320px;
  gap:var(--s6);align-items:start;
  padding:var(--s7) 0;
}
.article-main{min-width:0;}
.article-body{
  max-width:var(--reading);
  font-size:17px;line-height:1.92;color:#DDE2EC;
}
.article-body > * + *{margin-top:1.2em;}
.article-body p{margin:0;}
.article-body h2{
  position:relative;font-size:26px;margin-top:2em;padding-left:16px;color:var(--text-1);
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.22em;width:4px;height:1em;border-radius:2px;background:var(--brand);
}
.article-body h3{font-size:20px;font-weight:600;margin-top:1.6em;color:var(--text-1);}
.article-body a{color:var(--brand);border-bottom:1px solid rgba(200,242,78,.35);}
.article-body a:hover{border-bottom-color:var(--brand);}
.article-body ul,.article-body ol{padding-left:1.4em;}
.article-body ul{list-style:disc;}
.article-body ol{list-style:decimal;}
.article-body li{margin:.4em 0;}
.article-body img{
  border-radius:var(--radius-img);margin:1.6em 0;
  border:1px solid var(--line);
}
.article-body blockquote{
  margin:1.6em 0;padding:18px 22px;
  border-left:3px solid var(--brand);
  background:var(--bg-1);border-radius:0 var(--radius-img) var(--radius-img) 0;
  color:var(--text-2);font-size:16px;
}
.article-body blockquote p{margin:0;}
.article-body table{
  width:100%;border-collapse:collapse;margin:1.6em 0;font-size:15px;
  border:1px solid var(--line);border-radius:var(--radius-img);overflow:hidden;
}
.article-body th,.article-body td{padding:12px 16px;border-bottom:1px solid var(--line);text-align:left;}
.article-body thead th{background:var(--bg-2);color:var(--text-1);font-weight:700;font-size:14px;}
.article-body tbody tr:hover{background:rgba(255,255,255,.02);}
.article-body code{
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  font-size:.9em;background:var(--bg-2);border:1px solid var(--line);
  padding:2px 6px;border-radius:6px;color:var(--brand);
}
.article-body pre{
  background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius-img);
  padding:18px 20px;overflow:auto;font-size:14px;line-height:1.7;
}
.article-body pre code{background:none;border:none;padding:0;color:#DDE2EC;}

/* ---------- 空态 ---------- */
.article-empty{
  max-width:640px;margin:0 auto;text-align:center;
  padding:var(--s7) var(--s3);
  background:var(--bg-1);border:1px solid var(--line);border-radius:var(--radius-card);
}
.article-empty .empty-icon{
  width:64px;height:64px;margin:0 auto var(--s3);
  display:flex;align-items:center;justify-content:center;
  border-radius:50%;border:1px solid rgba(200,242,78,.30);
  background:rgba(200,242,78,.08);color:var(--brand);font-size:24px;
}
.article-empty h2{font-size:22px;margin-bottom:12px;}
.article-empty p{color:var(--text-2);margin-bottom:var(--s3);}

/* ---------- 文末区块 ---------- */
.article-foot{
  max-width:var(--reading);
  margin-top:var(--s6);padding-top:var(--s4);
  border-top:1px solid var(--line);
}
.tag-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:var(--s4);}
.tag-row .label{font-size:13px;color:var(--text-3);}
.tag{
  font-size:13px;color:var(--text-2);
  padding:5px 12px;border-radius:999px;
  background:var(--bg-2);border:1px solid var(--line);
}
.tag:hover{color:var(--brand);border-color:rgba(200,242,78,.40);}
.pager{
  display:grid;grid-template-columns:1fr 1fr;gap:var(--s2);margin-bottom:var(--s4);
}
.pager a{
  display:block;padding:18px 20px;border-radius:var(--radius-card);
  background:var(--bg-1);border:1px solid var(--line);
}
.pager a:hover{border-color:rgba(200,242,78,.40);transform:translateY(-2px);}
.pager .dir{display:block;font-size:12px;color:var(--text-3);margin-bottom:6px;}
.pager .ttl{font-size:15px;font-weight:700;color:var(--text-1);line-height:1.5;}
.pager a:hover .ttl{color:var(--brand);}
.back-list{margin-top:var(--s2);}

/* ---------- 侧栏 ---------- */
.article-side{display:flex;flex-direction:column;gap:var(--s3);position:sticky;top:96px;}
.side-card{
  background:var(--bg-1);border:1px solid var(--line);
  border-radius:var(--radius-card);padding:24px;
}
.side-card h3{font-size:16px;margin-bottom:16px;display:flex;align-items:center;gap:8px;}
.side-card h3 i{color:var(--brand);font-size:14px;}
.side-list li + li{border-top:1px solid var(--line);}
.side-list a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:12px 0;font-size:14px;color:var(--text-2);
}
.side-list a:hover{color:var(--brand);}
.side-list a i{font-size:12px;color:var(--text-3);transition:transform var(--dur) var(--ease);}
.side-list a:hover i{transform:translateX(4px);color:var(--brand);}
.side-mini{
  display:flex;gap:12px;padding:12px 0;
}
.side-mini + .side-mini{border-top:1px solid var(--line);}
.side-mini img{
  width:72px;height:54px;object-fit:cover;border-radius:8px;flex:0 0 72px;
  border:1px solid var(--line);
}
.side-mini .t{font-size:14px;font-weight:600;color:var(--text-1);line-height:1.5;}
.side-mini .d{font-size:12px;color:var(--text-3);margin-top:4px;}
.side-mini:hover .t{color:var(--brand);}
.side-cta{
  background:linear-gradient(150deg,rgba(200,242,78,.14),rgba(124,92,255,.14));
  border:1px solid rgba(200,242,78,.24);
}
.side-cta p{font-size:14px;color:var(--text-2);margin-bottom:16px;}

/* ---------- 相关推荐卡 ---------- */
.rel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--s3);}
.card{
  position:relative;background:var(--bg-2);border:1px solid var(--line);
  border-radius:var(--radius-card);overflow:hidden;
  transition:transform var(--dur) var(--ease),border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.card::before{
  content:"";position:absolute;left:0;top:0;width:2px;height:0;background:var(--brand);
  transition:height var(--dur) var(--ease);z-index:2;
}
.card:hover{transform:translateY(-4px);border-color:rgba(200,242,78,.40);box-shadow:var(--shadow-1);}
.card:hover::before{height:100%;}
.card .thumb{aspect-ratio:16/10;overflow:hidden;background:var(--bg-1);}
.card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform 400ms var(--ease);}
.card:hover .thumb img{transform:scale(1.04);}
.card .body{padding:22px 24px 24px;}
.card h3{font-size:17px;margin-bottom:10px;line-height:1.5;}
.card p{font-size:14px;color:var(--text-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.card .foot{
  display:flex;align-items:center;justify-content:space-between;
  margin-top:16px;font-size:13px;color:var(--text-3);
}

/* ---------- CTA 表单 ---------- */
.cta-band{
  position:relative;overflow:hidden;
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  background:var(--bg-1);
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(520px 300px at 12% 0%,rgba(200,242,78,.10),transparent 68%);
  pointer-events:none;
}
.cta-band .container{position:relative;padding:var(--s7) 24px;}
.cta-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--s6);align-items:center;}
.cta-copy h2{margin-bottom:14px;}
.cta-copy p{color:var(--text-2);max-width:520px;}
.cta-points{display:flex;flex-direction:column;gap:10px;margin-top:var(--s3);}
.cta-points span{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--text-2);}
.cta-points i{color:var(--brand);}
.apply-form{
  background:var(--bg-2);border:1px solid var(--line);
  border-radius:var(--radius-card);padding:28px;
}
.form-row{margin-bottom:16px;}
.form-row label{display:block;font-size:13px;font-weight:600;color:var(--text-2);margin-bottom:8px;}
.form-row .req{color:var(--brand);}
.field{
  width:100%;height:48px;padding:0 14px;
  background:var(--bg-0);border:1px solid rgba(255,255,255,.14);
  border-radius:var(--radius-btn);color:var(--text-1);font-size:15px;
  transition:border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.field::placeholder{color:var(--text-3);}
.field:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 4px rgba(200,242,78,.16);}
select.field{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--text-2) 50%),linear-gradient(135deg,var(--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;}
.form-note{font-size:12px;color:var(--text-3);margin-top:12px;line-height:1.7;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--bg-0);border-top:1px solid var(--line);padding:var(--s7) 0 var(--s3);}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:var(--s5);}
.foot-brand .brand{margin-bottom:16px;}
.foot-brand p{font-size:14px;color:var(--text-2);max-width:360px;line-height:1.8;}
.foot-contact{display:flex;flex-direction:column;gap:8px;margin-top:18px;font-size:13px;color:var(--text-3);}
.foot-contact span{display:flex;align-items:center;gap:8px;}
.foot-contact i{color:var(--brand);}
.foot-col h4{font-size:15px;margin-bottom:16px;color:var(--text-1);}
.foot-links{display:flex;flex-direction:column;gap:10px;}
.foot-links a{font-size:14px;color:var(--text-2);}
.foot-links a:hover{color:var(--brand);}
.foot-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:var(--s6);padding-top:var(--s3);border-top:1px solid var(--line);
  font-size:13px;color:var(--text-3);
}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .article-layout{grid-template-columns:minmax(0,1fr);gap:var(--s5);padding:var(--s6) 0;}
  .article-side{position:static;order:2;}
  .article-body{max-width:none;}
  .article-foot{max-width:none;}
  .rel-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .cta-grid{grid-template-columns:1fr;gap:var(--s4);}
  .foot-grid{grid-template-columns:1fr 1fr;gap:var(--s4);}
  .section{padding:var(--s7) 0;}
}
@media (max-width:640px){
  .container{padding:0 18px;}
  .rel-grid{grid-template-columns:1fr;}
  .pager{grid-template-columns:1fr;}
  .foot-grid{grid-template-columns:1fr;}
  .btn{width:100%;}
  .meta-row .share-btn{margin-left:0;}
  .section{padding:var(--s6) 0;}
  .article-body{font-size:16px;line-height:1.88;}
  .article-body h2{font-size:22px;}
  .cta-band .container{padding:var(--s6) 18px;}
}

/* roulang page: category1 */
:root{
  --bg-0:#0E1015;
  --bg-1:#14171E;
  --bg-2:#1B1F28;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.14);
  --brand:#C8F24E;
  --brand-2:#7C5CFF;
  --accent:#FF6B4A;
  --text-1:#F3F5F9;
  --text-2:#A9B0BE;
  --text-3:#6E7686;
  --radius-card:14px;
  --radius-btn:10px;
  --radius-pill:999px;
  --shadow-card:0 8px 24px rgba(0,0,0,.35);
  --ease:cubic-bezier(.2,.7,.3,1);
  --dur:200ms;
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;padding:0;background:var(--bg-0);color:var(--text-1);
  font-family:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;line-height:1.75;font-weight:400;letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color var(--dur) var(--ease),border-color var(--dur) var(--ease)}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.01em;line-height:1.25}
p{margin:0}
button,input,select,textarea{font:inherit;color:inherit}
::selection{background:rgba(200,242,78,.28);color:#fff}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.section{padding:104px 0;position:relative}
.section.alt{background:var(--bg-1);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}

/* ---------- header / nav ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(14,16,21,.72);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:background var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.site-header.is-scrolled{background:rgba(14,16,21,.94);border-bottom-color:var(--line)}
.header-inner{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:24px;min-height:72px}
.nav-left{grid-column:1;display:flex;align-items:center;gap:28px}
.nav-right{grid-column:3;display:flex;align-items:center;justify-content:flex-end;gap:24px}
.nav-link{position:relative;font-size:15px;font-weight:600;color:var(--text-2);padding:8px 0;white-space:nowrap}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--brand);
  transform:scaleX(0);transform-origin:left;transition:transform var(--dur) var(--ease);
}
.nav-link:hover{color:var(--text-1)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--brand)}
.nav-link.is-active::after{transform:scaleX(1)}
.brand{
  grid-column:2;justify-self:center;display:inline-flex;align-items:center;gap:10px;
  font-size:20px;font-weight:800;letter-spacing:-.01em;white-space:nowrap;color:var(--text-1);
}
.brand em{font-style:normal;color:var(--brand)}
.brand-mark{
  width:20px;height:20px;border-radius:6px;flex:0 0 auto;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
  box-shadow:0 0 0 1px rgba(200,242,78,.35),0 0 18px rgba(200,242,78,.25);
}
.nav-toggle{
  grid-column:1;justify-self:start;display:none;flex-direction:column;justify-content:center;gap:5px;
  width:42px;height:42px;background:transparent;border:1px solid var(--line-strong);border-radius:10px;cursor:pointer;
  transition:border-color var(--dur) var(--ease),background var(--dur) var(--ease);
}
.nav-toggle:hover{border-color:var(--brand)}
.nav-toggle span{display:block;width:18px;height:2px;margin:0 auto;background:var(--text-1);border-radius:2px;transition:background var(--dur) var(--ease)}
.nav-toggle:hover span{background:var(--brand)}
.mobile-nav{display:none;background:var(--bg-1);border-top:1px solid var(--line);padding:8px 0 20px}
.mobile-nav a{
  display:block;padding:0 24px;line-height:48px;font-size:15px;font-weight:600;color:var(--text-2);
  border-bottom:1px solid var(--line);
}
.mobile-nav a:hover{color:var(--brand)}
.mobile-nav .m-cta{
  margin:16px 24px 0;line-height:46px;text-align:center;border:0;border-radius:var(--radius-btn);
  background:var(--brand);color:#0E1015;font-weight:700;
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:50px;padding:0 24px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:700;letter-spacing:.01em;border:1px solid transparent;cursor:pointer;
  transition:transform var(--dur) var(--ease),background var(--dur) var(--ease),color var(--dur) var(--ease),
             border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease),filter var(--dur) var(--ease);
}
.btn-primary{background:var(--brand);color:#0E1015}
.btn-primary:hover{filter:brightness(1.06);transform:translateY(-2px);box-shadow:0 0 0 4px rgba(200,242,78,.18)}
.btn-primary:active{transform:translateY(0);filter:brightness(1);box-shadow:none}
.btn-ghost{background:transparent;color:var(--text-1);border-color:var(--line-strong)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0)}
.btn-sm{height:42px;padding:0 18px;font-size:14px}
.btn:disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none}

/* ---------- breadcrumb ---------- */
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:16px}
.breadcrumb a{color:var(--text-3)}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb .sep{color:var(--text-3);opacity:.6}
.breadcrumb .current{color:var(--text-2)}

/* ---------- category hero ---------- */
.cat-hero{
  position:relative;overflow:hidden;
  background-color:#0b0d11;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center right;
  padding:88px 0 76px;border-bottom:1px solid var(--line);
}
.cat-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(14,16,21,.96) 0%,rgba(14,16,21,.86) 46%,rgba(14,16,21,.6) 100%);
}
.cat-hero::after{
  content:"";position:absolute;top:-120px;right:-80px;width:460px;height:460px;pointer-events:none;
  background:radial-gradient(circle,rgba(200,242,78,.18),transparent 66%);filter:blur(80px);
}
.cat-hero-inner{position:relative;z-index:1;max-width:860px}
.cat-hero h1{font-size:clamp(34px,4.2vw,56px);margin-bottom:20px}
.cat-hero h1 span{color:var(--brand)}
.cat-lead{font-size:17px;line-height:1.85;color:var(--text-2);max-width:700px}
.cat-hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-pills{display:flex;flex-wrap:wrap;gap:10px;margin-top:32px}
.hero-pills li{
  font-size:13px;font-weight:600;color:var(--text-2);
  border:1px solid var(--line-strong);background:rgba(27,31,40,.6);
  padding:8px 14px;border-radius:var(--radius-pill);
}
.hero-pills li i{color:var(--brand);margin-right:6px;font-size:12px}

/* ---------- section head ---------- */
.section-head{max-width:760px;margin:0 auto 56px;text-align:center}
.section-head.left{margin:0 0 48px;text-align:left}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;margin-bottom:18px;
  font-size:12px;font-weight:700;letter-spacing:.14em;
  color:var(--brand);background:rgba(200,242,78,.08);
  border:1px solid rgba(200,242,78,.26);padding:6px 14px;border-radius:var(--radius-pill);
}
.section-head h2{font-size:clamp(24px,2.4vw,34px)}
.section-head p{margin-top:16px;font-size:16px;color:var(--text-2)}

/* ---------- alternating rows ---------- */
.alt-stack{display:flex;flex-direction:column;gap:88px}
.alt-row{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:60px;align-items:center}
.alt-row .alt-media{grid-column:2;grid-row:1}
.alt-row .alt-body{grid-column:1;grid-row:1}
.alt-row.reverse .alt-media{grid-column:1;grid-row:1}
.alt-row.reverse .alt-body{grid-column:2;grid-row:1}
.alt-media{
  position:relative;border-radius:var(--radius-card);overflow:hidden;
  border:1px solid var(--line);background:var(--bg-2);box-shadow:var(--shadow-card);
}
.alt-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform 480ms var(--ease)}
.alt-media:hover img{transform:scale(1.045)}
.alt-media .media-tag{
  position:absolute;left:16px;bottom:16px;font-size:12px;font-weight:700;
  padding:6px 12px;border-radius:var(--radius-pill);
  background:rgba(14,16,21,.78);border:1px solid rgba(200,242,78,.35);color:var(--brand);
}
.step-tag{
  display:inline-block;margin-bottom:16px;font-size:12px;font-weight:700;letter-spacing:.06em;
  color:#CDBDFF;background:rgba(124,92,255,.14);border:1px solid rgba(124,92,255,.35);
  padding:5px 12px;border-radius:var(--radius-pill);
}
.alt-body h2{font-size:clamp(22px,2.1vw,30px);margin-bottom:16px}
.alt-body p{color:var(--text-2);font-size:16px;line-height:1.85}
.check-list{display:grid;gap:12px;margin-top:24px}
.check-list li{display:flex;align-items:flex-start;gap:10px;font-size:15px;color:var(--text-2);line-height:1.7}
.check-list li i{color:var(--brand);font-size:14px;margin-top:5px;flex:0 0 auto}
.alt-note{
  margin-top:24px;padding:14px 18px;border-left:3px solid var(--brand);
  background:rgba(200,242,78,.06);border-radius:0 10px 10px 0;
  font-size:14px;color:var(--text-2);
}

/* ---------- rhythm list ---------- */
.rhythm{border-top:1px solid var(--line)}
.rhythm-row{
  display:grid;grid-template-columns:220px 1fr 150px;gap:28px;align-items:center;
  padding:24px 0;border-bottom:1px solid var(--line);
  transition:background var(--dur) var(--ease);
}
.rhythm-row:hover{background:rgba(200,242,78,.04)}
.rhythm-row .r-label{font-size:16px;font-weight:700;color:var(--text-1)}
.rhythm-row .r-desc{font-size:15px;color:var(--text-2)}
.rhythm-row .r-time{
  font-size:14px;font-weight:700;color:var(--brand);
  font-variant-numeric:tabular-nums;text-align:right;
}
.rhythm-foot{margin-top:20px;font-size:13px;color:var(--text-3)}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:820px;margin:0 auto}
.faq-wrap .accordion{
  background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;
}
.faq-wrap .accordion-item{border-bottom:1px solid var(--line);background:transparent}
.faq-wrap .accordion-item:last-child{border-bottom:0}
.faq-wrap .accordion-title{
  display:flex;align-items:center;justify-content:space-between;
  min-height:56px;padding:14px 24px;margin:0;border:0;background:transparent;
  font-size:16px;font-weight:600;color:var(--text-1);
  transition:color var(--dur) var(--ease);
}
.faq-wrap .accordion-title:hover{color:var(--brand)}
.faq-wrap .accordion-title::before{
  content:"+";position:static;margin:0 0 0 18px;padding:0;
  font-size:22px;font-weight:700;line-height:1;color:var(--brand);
  transition:transform var(--dur) var(--ease);
}
.faq-wrap .accordion-item.is-active .accordion-title{color:var(--brand)}
.faq-wrap .accordion-item.is-active .accordion-title::before{transform:rotate(45deg)}
.faq-wrap .accordion-content{
  padding:0 24px 22px;background:transparent;border:0;color:var(--text-2);font-size:15px;line-height:1.85;
}

/* ---------- CTA band ---------- */
.cta-panel{
  display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;
  background:linear-gradient(135deg,var(--bg-2) 0%,#171b24 100%);
  border:1px solid var(--line);border-radius:18px;padding:56px;
  position:relative;overflow:hidden;
}
.cta-panel::after{
  content:"";position:absolute;right:-100px;top:-100px;width:360px;height:360px;pointer-events:none;
  background:radial-gradient(circle,rgba(124,92,255,.22),transparent 68%);filter:blur(70px);
}
.cta-copy{position:relative;z-index:1}
.cta-copy h2{font-size:clamp(24px,2.4vw,34px);margin-bottom:16px}
.cta-copy p{color:var(--text-2);font-size:16px}
.cta-points{display:grid;gap:12px;margin-top:24px}
.cta-points li{display:flex;align-items:flex-start;gap:10px;font-size:15px;color:var(--text-2)}
.cta-points li i{color:var(--brand);margin-top:5px;font-size:13px}
.cta-form{position:relative;z-index:1;display:grid;gap:18px}
.field label{display:block;font-size:13px;font-weight:600;color:var(--text-2);margin-bottom:8px}
.req{color:var(--brand);margin-left:2px}
.field input,.field select{
  width:100%;height:48px;padding:0 14px;
  background:var(--bg-0);border:1px solid var(--line-strong);border-radius:var(--radius-btn);
  color:var(--text-1);font-size:15px;
  transition:border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.field input::placeholder{color:var(--text-3)}
.field input:focus,.field select:focus{
  outline:none;border-color:var(--brand);box-shadow:0 0 0 4px rgba(200,242,78,.16);
}
.field select{appearance:none;-webkit-appearance:none;background-image:url("data:image/svg+xml;charset=UTF-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23C8F24E' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 14px center;background-size:16px 16px;padding-right:42px}
.form-note{font-size:12px;color:var(--text-3);line-height:1.7}
.form-note a{color:var(--text-2);border-bottom:1px solid var(--line-strong)}
.form-note a:hover{color:var(--brand);border-color:var(--brand)}

/* ---------- related ---------- */
.related-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.related-item{
  display:grid;grid-template-columns:132px 1fr;gap:20px;align-items:center;
  background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:18px;position:relative;overflow:hidden;
  transition:border-color var(--dur) var(--ease),transform var(--dur) var(--ease);
}
.related-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:2px;background:var(--brand);
  transform:scaleY(0);transform-origin:top;transition:transform var(--dur) var(--ease);
}
.related-item:hover{border-color:rgba(200,242,78,.4);transform:translateY(-4px)}
.related-item:hover::before{transform:scaleY(1)}
.related-item img{width:132px;aspect-ratio:4/3;object-fit:cover;border-radius:10px}
.related-item h3{font-size:17px;margin-bottom:8px}
.related-item p{font-size:14px;color:var(--text-2);line-height:1.75}
.related-item .r-arrow{color:var(--brand);font-size:13px;font-weight:700;margin-top:10px;display:inline-flex;gap:6px;align-items:center;transition:transform var(--dur) var(--ease)}
.related-item:hover .r-arrow{transform:translateX(4px)}

/* ---------- footer ---------- */
.site-footer{background:var(--bg-1);border-top:1px solid var(--line);padding:72px 0 28px;margin-top:0}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:48px}
.foot-brand .brand{margin-bottom:18px}
.foot-brand p{font-size:14px;color:var(--text-2);line-height:1.85;max-width:360px}
.foot-contact{display:grid;gap:10px;margin-top:22px}
.foot-contact span{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--text-3)}
.foot-contact i{color:var(--brand);font-size:13px;width:16px}
.foot-col h4{font-size:15px;font-weight:700;margin-bottom:18px;color:var(--text-1)}
.foot-links{display:grid;gap:12px}
.foot-links a{font-size:14px;color:var(--text-2)}
.foot-links a:hover{color:var(--brand)}
.foot-bottom{
  margin-top:56px;padding-top:24px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:var(--text-3);
}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .section{padding:80px 0}
  .cat-hero{padding:72px 0 60px}
  .alt-stack{gap:64px}
  .alt-row{gap:40px}
  .cta-panel{padding:44px;gap:40px}
  .foot-grid{grid-template-columns:1fr 1fr;gap:40px}
}
@media (max-width:1023px){
  .nav-left,.nav-right .nav-link,.nav-right .btn{display:none}
  .nav-toggle{display:flex}
  .header-inner{min-height:60px}
  .mobile-nav.is-open{display:block}
}
@media (max-width:768px){
  .container{padding:0 20px}
  .section{padding:64px 0}
  .cat-hero{padding:56px 0 48px;background-position:center}
  .cat-hero-actions .btn{width:100%}
  .alt-row{grid-template-columns:minmax(0,1fr);gap:28px}
  .alt-row .alt-media,.alt-row.reverse .alt-media{grid-column:1;grid-row:1}
  .alt-row .alt-body,.alt-row.reverse .alt-body{grid-column:1;grid-row:2}
  .alt-stack{gap:56px}
  .rhythm-row{grid-template-columns:1fr;gap:6px;padding:20px 0}
  .rhythm-row .r-time{text-align:left}
  .cta-panel{grid-template-columns:1fr;padding:32px 24px;gap:32px}
  .related-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr;gap:36px}
  .related-item{grid-template-columns:104px 1fr;gap:16px}
  .related-item img{width:104px}
}
@media (max-width:520px){
  .brand{font-size:17px}
  .section-head{margin-bottom:40px}
  .hero-pills li{font-size:12px;padding:7px 12px}
  .related-item{grid-template-columns:88px 1fr}
  .related-item img{width:88px}
  .cta-copy h2{font-size:22px}
}

/* roulang page: category2 */
:root{
  --bg-0:#0E1015;
  --bg-1:#14171E;
  --bg-2:#1B1F28;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.14);
  --brand:#C8F24E;
  --brand-2:#7C5CFF;
  --accent:#FF6B4A;
  --text-1:#F3F5F9;
  --text-2:#A9B0BE;
  --text-3:#6E7686;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --shadow-1:0 8px 24px rgba(0,0,0,.35);
  --ease:cubic-bezier(.2,.7,.3,1);
  --dur:200ms;
  --container:1200px;
  --nav-h:72px;
  --sec-y:104px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text-1);
  font-family:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none;transition:color var(--dur) var(--ease),border-color var(--dur) var(--ease),background-color var(--dur) var(--ease),transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease)}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input,select,textarea{font:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
h1,h2,h3{letter-spacing:-.01em;line-height:1.25;font-weight:800}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
::selection{background:rgba(200,242,78,.28)}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.section{padding:var(--sec-y) 0}
.section-alt{background:var(--bg-1);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:760px;margin-bottom:48px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.04em;
  color:var(--brand);margin-bottom:14px;
}
.eyebrow::before{content:"";width:18px;height:2px;background:var(--brand);border-radius:2px}
h2.section-title{font-size:clamp(24px,2.4vw,32px);margin-bottom:16px}
.section-desc{color:var(--text-2);font-size:16px;line-height:1.8;max-width:720px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:700;white-space:nowrap;
  transition:all var(--dur) var(--ease);border:1px solid transparent;
}
.btn-primary{background:var(--brand);color:#0E1015}
.btn-primary:hover{filter:brightness(1.06);transform:translateY(-2px);box-shadow:0 0 0 4px rgba(200,242,78,.18)}
.btn-primary:active{transform:translateY(0);box-shadow:none}
.btn-ghost{background:transparent;color:var(--text-1);border-color:var(--line-strong)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand)}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.btn-block{width:100%}
.btn[disabled]{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(14,16,21,.72);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;
  transition:background-color var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.site-header.scrolled{background:rgba(14,16,21,.94);border-bottom-color:var(--line)}
.nav-wrap{
  display:grid;grid-template-columns:1fr auto 1fr;align-items:center;
  height:var(--nav-h);gap:18px;
}
.nav-side{display:flex;align-items:center;gap:26px}
.nav-left{justify-content:flex-start}
.nav-right{justify-content:flex-end}
.nav-link{
  position:relative;font-size:15px;font-weight:600;color:var(--text-2);
  padding:6px 0;line-height:1.4;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;
  background:var(--brand);border-radius:2px;transform:scaleX(0);
  transform-origin:left center;transition:transform var(--dur) var(--ease);
}
.nav-link:hover{color:var(--text-1)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--brand)}
.nav-link.is-active::after{transform:scaleX(1)}
.brand{
  display:inline-flex;align-items:center;gap:10px;
  font-size:20px;font-weight:800;letter-spacing:-.01em;color:var(--text-1);
  justify-self:center;white-space:nowrap;
}
.brand em{font-style:normal;color:var(--brand)}
.brand-mark{
  width:20px;height:20px;border-radius:6px;flex:0 0 auto;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
  box-shadow:0 0 0 3px rgba(200,242,78,.10);
}
.nav-cta{justify-self:end;height:42px;padding:0 20px;font-size:14px}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:10px;
  border:1px solid var(--line-strong);align-items:center;justify-content:center;
  flex-direction:column;gap:4px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--text-1);border-radius:2px;transition:all var(--dur) var(--ease)}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
.mobile-panel{
  display:none;background:var(--bg-1);border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);padding:8px 0 20px;
}
.mobile-panel.is-open{display:block}
.mobile-panel a{
  display:flex;align-items:center;justify-content:space-between;
  min-height:48px;padding:0 24px;font-size:15px;font-weight:600;color:var(--text-2);
  border-bottom:1px solid var(--line);
}
.mobile-panel a:hover,.mobile-panel a.is-active{color:var(--brand)}
.mobile-panel .m-cta{margin:16px 24px 0;border-bottom:0}

/* ---------- 面包屑 ---------- */
.breadcrumb{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  font-size:13px;color:var(--text-3);margin-bottom:16px;
}
.breadcrumb a{color:var(--text-3)}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb .sep{color:var(--text-3);opacity:.6}
.breadcrumb .current{color:var(--text-2)}

/* ---------- 分类页 Hero ---------- */
.page-hero{position:relative;overflow:hidden;background:var(--bg-1);padding:96px 0 88px;border-bottom:1px solid var(--line)}
.page-hero .hero-bg{
  position:absolute;inset:0;background-size:cover;background-position:center;
  opacity:.3;filter:saturate(.85);
}
.page-hero .hero-mask{
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(14,16,21,.74) 0%,rgba(14,16,21,.9) 55%,var(--bg-0) 100%);
}
.page-hero .hero-grid{
  position:absolute;inset:0;opacity:.04;
  background-image:linear-gradient(rgba(255,255,255,.6) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.6) 1px,transparent 1px);
  background-size:48px 48px;
}
.page-hero .hero-glow{
  position:absolute;top:-120px;right:-80px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(200,242,78,.55),transparent 68%);
  filter:blur(120px);opacity:.22;
}
.hero-inner{position:relative;z-index:3}
.hero-copy{max-width:860px}
.hero-h1{font-size:clamp(30px,3.6vw,46px);margin-bottom:20px}
.hero-h1 span{color:var(--brand)}
.hero-lead{font-size:17px;line-height:1.85;color:var(--text-2);max-width:760px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}

/* ---------- 标签 / 徽章 ---------- */
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:999px;font-size:12px;font-weight:600;
  border:1px solid rgba(200,242,78,.32);background:rgba(200,242,78,.08);color:var(--brand);
}
.tag-purple{border-color:rgba(124,92,255,.36);background:rgba(124,92,255,.10);color:#B4A4FF}
.tag-orange{border-color:rgba(255,107,74,.34);background:rgba(255,107,74,.10);color:#FF9B82}
.badge{
  display:inline-flex;align-items:center;padding:3px 10px;border-radius:999px;
  font-size:12px;font-weight:700;letter-spacing:.02em;
  background:rgba(200,242,78,.12);color:var(--brand);border:1px solid rgba(200,242,78,.28);
}

/* ---------- 数据条 ---------- */
.stats-band{border-bottom:1px solid var(--line);background:var(--bg-0);padding:56px 0}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.stat-item{padding:22px 24px;border:1px solid var(--line);border-radius:var(--r-card);background:var(--bg-2)}
.stat-num{
  font-size:38px;font-weight:800;line-height:1.1;color:var(--brand);
  font-variant-numeric:tabular-nums;letter-spacing:-.02em;
  display:flex;align-items:baseline;gap:6px;
}
.stat-num small{font-size:15px;font-weight:700;color:var(--brand);opacity:.85}
.stat-label{font-size:13px;color:var(--text-3);margin-top:8px}

/* ---------- 功能特性双列卡 ---------- */
.feature-grid{margin-top:8px}
.feature-card{
  height:100%;padding:26px;border:1px solid var(--line);border-radius:var(--r-card);
  background:var(--bg-2);position:relative;overflow:hidden;
  transition:all var(--dur) var(--ease);
}
.feature-card::before{
  content:"";position:absolute;left:0;top:0;width:2px;height:0;background:var(--brand);
  transition:height var(--dur) var(--ease);
}
.feature-card:hover{transform:translateY(-4px);border-color:rgba(200,242,78,.4);box-shadow:var(--shadow-1)}
.feature-card:hover::before{height:56px}
.feature-icon{
  width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:rgba(200,242,78,.10);color:var(--brand);font-size:18px;margin-bottom:18px;
  border:1px solid rgba(200,242,78,.22);
}
.feature-card h3{font-size:19px;margin-bottom:10px}
.feature-card p{font-size:15px;color:var(--text-2);line-height:1.8}
.feature-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.feature-cell{margin-bottom:24px}

/* ---------- 图文分栏 ---------- */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.split-media{border-radius:var(--r-card);overflow:hidden;border:1px solid var(--line);background:var(--bg-2);position:relative}
.split-media img{width:100%;aspect-ratio:16/10;object-fit:cover}
.split-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(14,16,21,.05),rgba(14,16,21,.36));
}
.split-body h2{font-size:clamp(24px,2.4vw,32px);margin-bottom:18px}
.split-body > p{color:var(--text-2);font-size:16px;line-height:1.85;margin-bottom:26px}
.check-list{display:flex;flex-direction:column;gap:16px}
.check-list li{display:flex;gap:14px;align-items:flex-start}
.check-list i{color:var(--brand);font-size:15px;margin-top:5px;flex:0 0 auto}
.check-list strong{display:block;font-size:16px;margin-bottom:2px}
.check-list span{color:var(--text-2);font-size:14.5px;line-height:1.75}

/* ---------- 上手流程 ---------- */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;position:relative;margin-top:8px}
.flow-step{
  position:relative;padding:26px 24px;border:1px solid var(--line);
  border-radius:var(--r-card);background:var(--bg-2);
  clip-path:polygon(0 0,calc(100% - 24px) 0,100% 24px,100% 100%,0 100%);
}
.flow-num{
  font-size:13px;font-weight:800;letter-spacing:.08em;color:var(--brand);
  font-variant-numeric:tabular-nums;margin-bottom:14px;display:block;
}
.flow-step h3{font-size:17px;margin-bottom:10px}
.flow-step p{font-size:14.5px;color:var(--text-2);line-height:1.8}
.flow-line{
  position:absolute;top:50%;left:0;right:0;height:1px;
  background:repeating-linear-gradient(90deg,var(--line-strong) 0 6px,transparent 6px 12px);
  z-index:0;
}

/* ---------- 场景清单 ---------- */
.scene-wrap{display:grid;grid-template-columns:.85fr 1.15fr;gap:56px;align-items:start}
.scene-list{display:flex;flex-direction:column;gap:14px}
.scene-item{
  display:flex;gap:18px;align-items:flex-start;padding:22px 24px;
  border:1px solid var(--line);border-radius:var(--r-card);background:var(--bg-2);
  transition:all var(--dur) var(--ease);
}
.scene-item:hover{border-color:rgba(200,242,78,.36);transform:translateY(-2px)}
.scene-item .s-ico{
  width:40px;height:40px;border-radius:10px;flex:0 0 auto;
  display:flex;align-items:center;justify-content:center;
  background:rgba(124,92,255,.12);color:#B4A4FF;border:1px solid rgba(124,92,255,.3);font-size:15px;
}
.scene-item h3{font-size:16.5px;margin-bottom:6px}
.scene-item p{font-size:14.5px;color:var(--text-2);line-height:1.78}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:820px;margin:0 auto}
.accordion{background:transparent;border:0;margin:0}
.accordion-item{background:transparent;border:0;border-bottom:1px solid var(--line)}
.accordion-title{
  border:0;padding:18px 44px 18px 0;font-size:17px;font-weight:700;
  color:var(--text-1);background:transparent;line-height:1.5;
  display:flex;align-items:center;min-height:56px;
}
.accordion-title:hover{color:var(--brand)}
.accordion-title::before{
  content:"+";position:absolute;right:0;top:50%;transform:translateY(-50%);
  width:26px;height:26px;line-height:24px;text-align:center;
  color:var(--brand);font-size:20px;font-weight:400;
  border:1px solid rgba(200,242,78,.35);border-radius:50%;
  transition:transform var(--dur) var(--ease),background-color var(--dur) var(--ease);
}
.accordion-item.is-active .accordion-title::before{transform:translateY(-50%) rotate(45deg);background:rgba(200,242,78,.12)}
.accordion-title::after{display:none}
.accordion-content{
  background:var(--bg-1);border:0;padding:6px 24px 22px;border-radius:var(--r-card);
  color:var(--text-2);font-size:15px;line-height:1.85;
}
.accordion-item.is-active{border-bottom-color:rgba(200,242,78,.28)}

/* ---------- CTA 表单 ---------- */
.cta-band{
  position:relative;overflow:hidden;background:var(--bg-1);
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.cta-band::before{
  content:"";position:absolute;top:-140px;left:-100px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(200,242,78,.5),transparent 68%);
  filter:blur(120px);opacity:.16;
}
.cta-grid{position:relative;z-index:2;display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:start}
.cta-copy h2{font-size:clamp(24px,2.4vw,32px);margin-bottom:16px}
.cta-copy p{color:var(--text-2);font-size:16px;line-height:1.85}
.cta-points{margin-top:24px;display:flex;flex-direction:column;gap:12px}
.cta-points li{display:flex;gap:10px;align-items:center;font-size:14.5px;color:var(--text-2)}
.cta-points i{color:var(--brand);font-size:13px}
.apply-form{
  background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r-card);
  padding:28px;box-shadow:var(--shadow-1);
}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.form-field{display:flex;flex-direction:column;gap:8px}
.form-field.full{grid-column:1 / -1}
.form-field label{font-size:14px;font-weight:600;color:var(--text-2)}
.req{color:var(--brand);font-weight:700}
.form-field input,.form-field select,.form-field textarea{
  height:48px;padding:0 14px;border-radius:var(--r-btn);
  background:var(--bg-0);border:1px solid var(--line-strong);color:var(--text-1);
  transition:border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
  width:100%;
}
.form-field select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--text-2) 50%),linear-gradient(135deg,var(--text-2) 50%,transparent 50%);background-position:calc(100% - 20px) 21px,calc(100% - 14px) 21px;background-size:6px 6px,6px 6px;background-repeat:no-repeat}
.form-field input::placeholder{color:var(--text-3)}
.form-field input:focus,.form-field select:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 4px rgba(200,242,78,.16)}
.form-field.has-error input,.form-field.has-error select{border-color:var(--accent);box-shadow:0 0 0 4px rgba(255,107,74,.14)}
.form-error{font-size:12.5px;color:var(--accent);display:none}
.form-field.has-error .form-error{display:block}
.form-note{font-size:12.5px;color:var(--text-3);margin-top:16px;line-height:1.7}
.form-success{
  display:none;margin-top:16px;padding:12px 16px;border-radius:var(--r-btn);
  border:1px solid rgba(200,242,78,.4);background:rgba(200,242,78,.1);
  color:var(--brand);font-size:14px;
}
.form-success.show{display:block}

/* ---------- 相关阅读列表 ---------- */
.read-list{display:flex;flex-direction:column;gap:14px;margin-top:8px}
.read-item{
  display:flex;align-items:center;gap:20px;padding:18px 22px;
  border:1px solid var(--line);border-radius:var(--r-card);background:var(--bg-2);
  position:relative;transition:all var(--dur) var(--ease);
}
.read-item::after{
  content:"";position:absolute;right:0;top:16px;bottom:16px;width:2px;
  background:var(--brand);transform:scaleY(0);transform-origin:center;
  transition:transform var(--dur) var(--ease);border-radius:2px;
}
.read-item:hover{border-color:rgba(200,242,78,.32);transform:translateY(-2px)}
.read-item:hover::after{transform:scaleY(1)}
.read-thumb{width:96px;height:72px;flex:0 0 auto;border-radius:10px;overflow:hidden;border:1px solid var(--line)}
.read-thumb img{width:100%;height:100%;object-fit:cover}
.read-body{flex:1 1 auto;min-width:0}
.read-body strong{display:block;font-size:17px;font-weight:700;margin-bottom:4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.read-body span{display:block;font-size:14px;color:var(--text-2);line-height:1.7;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.read-item > i{color:var(--text-3);font-size:14px;transition:transform var(--dur) var(--ease),color var(--dur) var(--ease)}
.read-item:hover > i{color:var(--brand);transform:translateX(4px)}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--bg-1);border-top:1px solid var(--line);padding:64px 0 32px}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:48px}
.foot-brand .brand{font-size:19px;justify-self:flex-start;margin-bottom:18px}
.foot-brand p{font-size:14px;color:var(--text-2);line-height:1.85;max-width:360px}
.foot-contact{display:flex;flex-direction:column;gap:10px;margin-top:20px}
.foot-contact span{display:flex;gap:10px;align-items:center;font-size:13.5px;color:var(--text-3)}
.foot-contact i{color:var(--brand);font-size:13px}
.foot-col h4{font-size:14px;font-weight:700;color:var(--text-1);margin-bottom:18px;letter-spacing:.02em}
.foot-links{display:flex;flex-direction:column;gap:12px}
.foot-links a{font-size:14px;color:var(--text-2)}
.foot-links a:hover{color:var(--brand)}
.foot-bottom{
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;
  margin-top:48px;padding-top:24px;border-top:1px solid var(--line);
  font-size:13px;color:var(--text-3);
}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  :root{--sec-y:72px;--nav-h:60px}
  .nav-wrap{grid-template-columns:auto 1fr auto;gap:12px}
  .nav-side{display:none}
  .nav-toggle{display:flex}
  .brand{font-size:18px}
  .nav-cta{height:38px;padding:0 16px;font-size:13.5px}
  .page-hero{padding:64px 0 56px}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .split,.scene-wrap,.cta-grid{grid-template-columns:1fr;gap:36px}
  .flow{grid-template-columns:1fr 1fr}
  .flow-line{display:none}
  .foot-grid{grid-template-columns:1fr 1fr;gap:36px}
}
@media (max-width:639px){
  .container{padding:0 18px}
  .section{padding:56px 0}
  .hero-h1{font-size:28px}
  .hero-lead{font-size:15.5px}
  .hero-actions .btn{width:100%}
  .stats-grid{grid-template-columns:1fr}
  .stat-item{padding:18px 20px}
  .stat-num{font-size:32px}
  .flow{grid-template-columns:1fr}
  .form-grid{grid-template-columns:1fr}
  .read-item{flex-wrap:wrap;gap:14px}
  .read-thumb{width:76px;height:58px}
  .read-body strong{font-size:16px;white-space:normal}
  .foot-grid{grid-template-columns:1fr}
  .foot-bottom{flex-direction:column;align-items:flex-start}
  .btn{width:100%}
  .nav-cta{width:auto}
}

/* roulang page: category3 */
:root{
  --bg-0:#0E1015;
  --bg-1:#14171E;
  --bg-2:#1B1F28;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --brand:#C8F24E;
  --brand-2:#7C5CFF;
  --accent:#FF6B4A;
  --text-1:#F3F5F9;
  --text-2:#A9B0BE;
  --text-3:#6E7686;
  --r-card:14px;
  --r-btn:10px;
  --r-img:14px;
  --r-pill:999px;
  --shadow:0 8px 24px rgba(0,0,0,.35);
  --ease:cubic-bezier(.2,.7,.3,1);
  --t:200ms;
  --max:1200px;
  --read:820px;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text-1);
  font-family:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color var(--t) var(--ease),border-color var(--t) var(--ease),background-color var(--t) var(--ease);}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--brand);outline-offset:2px;}
button{font-family:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.01em;line-height:1.25;color:var(--text-1);}
p{margin:0;}
em{font-style:normal;}
::selection{background:rgba(200,242,78,.28);color:#fff;}

.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 24px;}
@media (max-width:639px){.container{padding:0 18px;}}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:50px;
  padding:0 22px;
  border-radius:var(--r-btn);
  border:1px solid transparent;
  font-size:15px;
  font-weight:700;
  cursor:pointer;
  white-space:nowrap;
  transition:transform var(--t) var(--ease),box-shadow var(--t) var(--ease),background-color var(--t) var(--ease),border-color var(--t) var(--ease),color var(--t) var(--ease),filter var(--t) var(--ease);
}
.btn-primary{background:var(--brand);color:#0E1015;border-color:var(--brand);}
.btn-primary:hover{filter:brightness(1.06);transform:translateY(-2px);box-shadow:0 0 0 4px rgba(200,242,78,.18);}
.btn-primary:active{transform:translateY(0);box-shadow:none;}
.btn-ghost{background:transparent;color:var(--text-1);border-color:var(--line-strong);}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}
.btn[disabled],.btn.is-loading{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none;}
.btn-sm{height:42px;padding:0 16px;font-size:14px;}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(14,16,21,.72);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;
  transition:background-color var(--t) var(--ease),border-color var(--t) var(--ease);
}
.site-header.is-scrolled{
  background:rgba(14,16,21,.92);
  border-bottom-color:var(--line);
}
.nav-wrap{
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:20px;
  min-height:72px;
}
.nav-side{display:flex;align-items:center;gap:6px;}
.nav-left{justify-self:start;}
.nav-right{justify-self:end;}
.nav-link{
  position:relative;
  display:inline-flex;
  align-items:center;
  height:38px;
  padding:0 14px;
  border-radius:8px;
  font-size:14.5px;
  font-weight:600;
  color:var(--text-2);
  transition:color var(--t) var(--ease),background-color var(--t) var(--ease);
}
.nav-link:hover{color:var(--brand);background:rgba(200,242,78,.06);}
.nav-link.is-active{color:var(--brand);}
.nav-link.is-active::after{
  content:"";
  position:absolute;
  left:14px;
  right:14px;
  bottom:2px;
  height:2px;
  border-radius:2px;
  background:var(--brand);
}
.brand{
  grid-column:2;
  display:inline-flex;
  align-items:center;
  gap:9px;
  font-size:19px;
  font-weight:800;
  letter-spacing:-.01em;
  color:var(--text-1);
  white-space:nowrap;
}
.brand em{color:var(--brand);}
.brand-mark{
  width:20px;
  height:20px;
  border-radius:6px;
  background:linear-gradient(135deg,var(--brand) 0%,var(--brand-2) 100%);
  box-shadow:0 0 0 1px rgba(255,255,255,.10);
  flex:none;
}
.nav-cta{margin-left:10px;}
.nav-burger{
  display:none;
  grid-column:1;
  width:44px;
  height:44px;
  align-items:center;
  justify-content:center;
  flex-direction:column;
  gap:5px;
  background:transparent;
  border:1px solid var(--line-strong);
  border-radius:10px;
  cursor:pointer;
}
.nav-burger span{display:block;width:18px;height:2px;background:var(--text-1);border-radius:2px;transition:transform var(--t) var(--ease),opacity var(--t) var(--ease);}
.nav-burger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-burger[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
.nav-cta-mobile{display:none;grid-column:3;justify-self:end;height:42px;padding:0 14px;font-size:14px;}

.mobile-menu{
  display:none;
  background:var(--bg-1);
  border-top:1px solid var(--line);
  padding:8px 0 20px;
}
.mobile-menu.is-open{display:block;}
.mobile-menu a{
  display:flex;
  align-items:center;
  justify-content:space-between;
  min-height:48px;
  padding:0 24px;
  font-size:15px;
  font-weight:600;
  color:var(--text-2);
  border-bottom:1px solid var(--line);
}
.mobile-menu a:hover,.mobile-menu a.is-active{color:var(--brand);}
.mobile-menu .mm-cta{
  margin:16px 24px 0;
  height:48px;
  justify-content:center;
  border-radius:var(--r-btn);
  background:var(--brand);
  color:#0E1015;
  border-bottom:0;
}

@media (max-width:1023px){
  .nav-left,.nav-right{display:none;}
  .nav-burger{display:flex;}
  .nav-wrap{min-height:60px;grid-template-columns:auto 1fr auto;}
  .brand{font-size:17px;}
  .nav-cta-mobile{display:inline-flex;}
}

/* ============ 面包屑 ============ */
.breadcrumb{
  display:flex;
  align-items:center;
  gap:8px;
  padding:26px 0 0;
  font-size:13px;
  color:var(--text-3);
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.breadcrumb a{color:var(--text-3);}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb .sep{color:var(--text-3);opacity:.6;}
.breadcrumb .current{color:var(--text-2);}

/* ============ 分类 Hero ============ */
.cat-hero{padding-bottom:8px;}
.hero-panel{
  position:relative;
  margin-top:16px;
  border-radius:18px;
  overflow:hidden;
  border:1px solid var(--line);
  min-height:400px;
  display:flex;
  align-items:center;
  box-shadow:var(--shadow);
}
.hero-panel > img{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:cover;
  z-index:0;
}
.hero-overlay{
  position:absolute;
  inset:0;
  z-index:1;
  background:linear-gradient(100deg,rgba(14,16,21,.94) 0%,rgba(14,16,21,.84) 46%,rgba(14,16,21,.62) 100%);
}
.hero-panel::after{
  content:"";
  position:absolute;
  z-index:2;
  right:-60px;
  top:-80px;
  width:320px;
  height:320px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(200,242,78,.16) 0%,rgba(200,242,78,0) 70%);
  filter:blur(24px);
  pointer-events:none;
}
.hero-inner{
  position:relative;
  z-index:3;
  padding:56px 56px;
  max-width:760px;
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:30px;
  padding:0 12px;
  border-radius:var(--r-pill);
  border:1px solid rgba(200,242,78,.34);
  background:rgba(200,242,78,.08);
  color:var(--brand);
  font-size:12px;
  font-weight:700;
  letter-spacing:.02em;
}
.hero-inner h1{
  margin-top:18px;
  font-size:clamp(34px,4.2vw,54px);
  font-weight:800;
  letter-spacing:-.02em;
  line-height:1.18;
}
.hero-inner .hero-lead{
  margin-top:18px;
  font-size:16.5px;
  line-height:1.85;
  color:var(--text-2);
  max-width:660px;
}
.hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-top:30px;
}
@media (max-width:1023px){
  .hero-inner{padding:44px 36px;}
}
@media (max-width:639px){
  .hero-panel{min-height:0;}
  .hero-inner{padding:32px 22px;}
  .hero-actions .btn{width:100%;}
  .hero-inner .hero-lead{font-size:15.5px;}
}

/* ============ 通用板块 ============ */
.section{padding:96px 0;}
.section-alt{background:var(--bg-1);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:720px;margin-bottom:48px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.section-tag{
  display:inline-block;
  margin-bottom:14px;
  font-size:12px;
  font-weight:700;
  letter-spacing:.12em;
  color:var(--brand);
  text-transform:uppercase;
}
.section-title{font-size:clamp(24px,2.4vw,34px);}
.section-sub{margin-top:14px;color:var(--text-2);font-size:15.5px;line-height:1.85;}
@media (max-width:639px){
  .section{padding:60px 0;}
  .section-head{margin-bottom:32px;}
}

/* ============ 数据条 ============ */
.stat-bar{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:1px;
  background:var(--line);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  margin-top:44px;
}
.stat-item{
  background:var(--bg-0);
  padding:26px 24px;
}
.stat-num{
  display:flex;
  align-items:baseline;
  gap:5px;
  font-variant-numeric:tabular-nums;
  font-weight:800;
  font-size:36px;
  line-height:1;
  color:var(--brand);
  letter-spacing:-.02em;
}
.stat-num .unit{font-size:15px;font-weight:700;color:var(--brand);opacity:.85;}
.stat-label{margin-top:10px;font-size:13px;color:var(--text-2);line-height:1.6;}
@media (max-width:1023px){
  .stat-bar{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:639px){
  .stat-bar{
    display:flex;
    overflow-x:auto;
    scroll-snap-type:x mandatory;
    -webkit-overflow-scrolling:touch;
  }
  .stat-item{min-width:200px;scroll-snap-align:start;}
  .stat-num{font-size:30px;}
}

/* ============ 时间轴流程 ============ */
.timeline{position:relative;margin-top:8px;padding-left:0;}
.timeline::before{
  content:"";
  position:absolute;
  left:27px;
  top:14px;
  bottom:14px;
  width:2px;
  background:linear-gradient(180deg,rgba(200,242,78,.75) 0%,rgba(124,92,255,.55) 62%,rgba(255,255,255,.06) 100%);
}
.tl-item{
  position:relative;
  display:grid;
  grid-template-columns:56px 1fr;
  gap:26px;
  padding-bottom:28px;
}
.tl-item:last-child{padding-bottom:0;}
.tl-dot{
  position:relative;
  z-index:1;
  width:56px;
  height:56px;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  background:var(--bg-0);
  border:1px solid rgba(200,242,78,.4);
  color:var(--brand);
  font-size:15px;
  font-weight:800;
  font-variant-numeric:tabular-nums;
  box-shadow:0 0 0 6px rgba(14,16,21,1);
}
.tl-card{
  background:var(--bg-2);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:24px 26px;
  transition:border-color var(--t) var(--ease),transform var(--t) var(--ease);
}
.tl-card:hover{border-color:rgba(200,242,78,.4);transform:translateY(-2px);}
.tl-card h3{font-size:19px;font-weight:700;}
.tl-card p{margin-top:10px;color:var(--text-2);font-size:15px;line-height:1.8;}
.tl-meta{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin-top:16px;
}
.tl-chip{
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:26px;
  padding:0 11px;
  border-radius:var(--r-pill);
  border:1px solid rgba(200,242,78,.3);
  background:rgba(200,242,78,.07);
  color:var(--brand);
  font-size:12px;
  font-weight:600;
}
.tl-chip.violet{border-color:rgba(124,92,255,.42);background:rgba(124,92,255,.1);color:#C3B6FF;}
@media (max-width:639px){
  .timeline::before{left:20px;}
  .tl-item{grid-template-columns:44px 1fr;gap:16px;padding-bottom:20px;}
  .tl-dot{width:44px;height:44px;font-size:13px;box-shadow:0 0 0 5px rgba(14,16,21,1);}
  .tl-card{padding:20px;}
  .tl-card h3{font-size:17px;}
}

/* ============ 双列处置卡 ============ */
.grid-2{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:24px;
}
.info-card{
  position:relative;
  background:var(--bg-2);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:28px;
  overflow:hidden;
  transition:border-color var(--t) var(--ease),transform var(--t) var(--ease);
}
.info-card::before{
  content:"";
  position:absolute;
  left:0;top:0;
  width:2px;height:0;
  background:var(--brand);
  transition:height var(--t) var(--ease);
}
.info-card:hover{border-color:rgba(200,242,78,.4);transform:translateY(-4px);}
.info-card:hover::before{height:100%;}
.ic-icon{
  width:44px;height:44px;
  display:flex;align-items:center;justify-content:center;
  border-radius:12px;
  background:rgba(200,242,78,.1);
  border:1px solid rgba(200,242,78,.26);
  color:var(--brand);
  font-size:17px;
}
.info-card h3{margin-top:18px;font-size:19px;}
.info-card p{margin-top:10px;color:var(--text-2);font-size:15px;line-height:1.8;}
.info-card .ic-list{margin-top:16px;display:flex;flex-direction:column;gap:9px;}
.info-card .ic-list li{
  position:relative;
  padding-left:18px;
  font-size:14px;
  color:var(--text-2);
  line-height:1.7;
}
.info-card .ic-list li::before{
  content:"";
  position:absolute;
  left:0;top:9px;
  width:7px;height:7px;
  border-radius:2px;
  background:var(--brand-2);
  opacity:.85;
}
@media (max-width:1023px){
  .grid-2{grid-template-columns:1fr;}
}

/* ============ 风险场景列表 ============ */
.risk-list{
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  background:var(--bg-2);
}
.risk-row{
  display:grid;
  grid-template-columns:200px 1fr;
  gap:24px;
  padding:24px 28px;
  border-bottom:1px solid var(--line);
  transition:background-color var(--t) var(--ease);
}
.risk-row:last-child{border-bottom:0;}
.risk-row:hover{background:rgba(255,255,255,.02);}
.risk-tag{
  display:inline-flex;
  align-items:center;
  gap:7px;
  height:28px;
  padding:0 12px;
  border-radius:var(--r-pill);
  font-size:12px;
  font-weight:700;
  border:1px solid rgba(255,107,74,.4);
  background:rgba(255,107,74,.1);
  color:#FF9C82;
  justify-self:start;
  align-self:start;
}
.risk-tag.safe{border-color:rgba(200,242,78,.32);background:rgba(200,242,78,.08);color:var(--brand);}
.risk-body h3{font-size:16.5px;font-weight:700;}
.risk-body p{margin-top:8px;color:var(--text-2);font-size:14.5px;line-height:1.8;}
@media (max-width:767px){
  .risk-row{grid-template-columns:1fr;gap:12px;padding:20px;}
}

/* ============ FAQ ============ */
.faq-wrap{max-width:var(--read);margin:0 auto;}
.faq-item{
  border-bottom:1px solid var(--line);
}
.faq-item:first-child{border-top:1px solid var(--line);}
.faq-q{
  width:100%;
  min-height:56px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:14px 4px;
  background:transparent;
  border:0;
  text-align:left;
  color:var(--text-1);
  font-size:16.5px;
  font-weight:600;
  line-height:1.6;
  cursor:pointer;
  transition:color var(--t) var(--ease);
}
.faq-q:hover{color:var(--brand);}
.faq-icon{
  flex:none;
  width:26px;height:26px;
  display:flex;align-items:center;justify-content:center;
  border-radius:50%;
  border:1px solid rgba(200,242,78,.35);
  color:var(--brand);
  font-size:13px;
  transition:transform var(--t) var(--ease),background-color var(--t) var(--ease);
}
.faq-q[aria-expanded="true"] .faq-icon{transform:rotate(45deg);background:rgba(200,242,78,.12);}
.faq-a{
  display:none;
  padding:0 4px 22px;
  background:transparent;
  color:var(--text-2);
  font-size:15px;
  line-height:1.85;
  max-width:700px;
}
.faq-item.is-open .faq-a{display:block;}

/* ============ CTA 表单 ============ */
.cta-band{
  position:relative;
  overflow:hidden;
  border-top:1px solid var(--line);
  background:var(--bg-1);
}
.cta-band > img{
  position:absolute;
  inset:0;
  width:100%;height:100%;
  object-fit:cover;
  opacity:.14;
}
.cta-band::after{
  content:"";
  position:absolute;
  inset:0;
  background:radial-gradient(600px 300px at 82% 12%,rgba(124,92,255,.22) 0%,rgba(124,92,255,0) 70%);
  pointer-events:none;
}
.cta-inner{
  position:relative;
  z-index:2;
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:56px;
  align-items:start;
  padding:88px 0;
}
.cta-copy h2{font-size:clamp(24px,2.4vw,32px);}
.cta-copy p{margin-top:16px;color:var(--text-2);font-size:15.5px;line-height:1.85;}
.cta-points{margin-top:26px;display:flex;flex-direction:column;gap:12px;}
.cta-points li{position:relative;padding-left:26px;color:var(--text-2);font-size:14.5px;}
.cta-points li i{position:absolute;left:0;top:4px;color:var(--brand);font-size:13px;}

.apply-form{
  background:var(--bg-2);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:30px;
  box-shadow:var(--shadow);
}
.apply-form .form-title{font-size:17px;font-weight:700;}
.apply-form .form-desc{margin-top:8px;font-size:13.5px;color:var(--text-3);}
.field{margin-top:18px;}
.field label{display:block;font-size:13px;font-weight:600;color:var(--text-2);margin-bottom:8px;}
.field .required{color:var(--brand);margin-left:3px;}
.field input,.field select{
  width:100%;
  height:48px;
  padding:0 14px;
  border-radius:var(--r-btn);
  background:var(--bg-0);
  border:1px solid rgba(255,255,255,.14);
  color:var(--text-1);
  font-size:15px;
  transition:border-color var(--t) var(--ease),box-shadow var(--t) var(--ease);
}
.field input::placeholder{color:var(--text-3);}
.field input:focus,.field select:focus{
  border-color:var(--brand);
  box-shadow:0 0 0 4px rgba(200,242,78,.16);
  outline:none;
}
.field select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--text-2) 50%),linear-gradient(135deg,var(--text-2) 50%,transparent 50%);background-position:calc(100% - 20px) 21px,calc(100% - 14px) 21px;background-size:6px 6px,6px 6px;background-repeat:no-repeat;}
.apply-form .btn{width:100%;margin-top:24px;}
.form-note{margin-top:14px;font-size:12.5px;color:var(--text-3);line-height:1.7;}
.form-msg{margin-top:14px;font-size:13.5px;color:var(--brand);display:none;}
.form-msg.is-show{display:block;}
@media (max-width:1023px){
  .cta-inner{grid-template-columns:1fr;gap:36px;padding:60px 0;}
}

/* ============ 相关阅读 ============ */
.related-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.related-card{
  display:block;
  background:var(--bg-2);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:24px;
  transition:border-color var(--t) var(--ease),transform var(--t) var(--ease);
}
.related-card:hover{border-color:rgba(200,242,78,.4);transform:translateY(-4px);}
.related-card .rc-tag{
  display:inline-block;
  font-size:12px;
  font-weight:700;
  color:var(--brand-2);
  border:1px solid rgba(124,92,255,.35);
  background:rgba(124,92,255,.1);
  border-radius:var(--r-pill);
  padding:3px 10px;
}
.related-card h3{margin-top:14px;font-size:17px;line-height:1.5;}
.related-card p{margin-top:10px;font-size:14px;color:var(--text-2);line-height:1.75;}
.related-card .rc-more{
  display:inline-flex;align-items:center;gap:7px;
  margin-top:16px;font-size:13.5px;font-weight:700;color:var(--brand);
}
.related-card .rc-more i{transition:transform var(--t) var(--ease);}
.related-card:hover .rc-more i{transform:translateX(4px);}
@media (max-width:1023px){.related-grid{grid-template-columns:repeat(2,1fr);}}
@media (max-width:639px){.related-grid{grid-template-columns:1fr;}}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--bg-0);
  border-top:1px solid var(--line);
  padding:66px 0 30px;
}
.foot-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1fr;
  gap:40px;
}
.foot-brand .brand{font-size:18px;}
.foot-brand p{margin-top:16px;font-size:14px;color:var(--text-2);line-height:1.85;max-width:340px;}
.foot-contact{margin-top:20px;display:flex;flex-direction:column;gap:10px;}
.foot-contact span{display:flex;align-items:center;gap:9px;font-size:13.5px;color:var(--text-3);}
.foot-contact i{color:var(--brand);font-size:13px;}
.foot-col h4{font-size:14px;font-weight:700;color:var(--text-1);margin-bottom:16px;}
.foot-links{display:flex;flex-direction:column;gap:11px;}
.foot-links a{font-size:14px;color:var(--text-2);}
.foot-links a:hover{color:var(--brand);}
.foot-bottom{
  margin-top:48px;
  padding-top:22px;
  border-top:1px solid var(--line);
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  justify-content:space-between;
  font-size:13px;
  color:var(--text-3);
}
@media (max-width:1023px){
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:639px){
  .site-footer{padding:48px 0 24px;}
  .foot-grid{grid-template-columns:1fr;}
  .foot-bottom{flex-direction:column;}
}

/* roulang page: category4 */
:root{
  --bg-0:#0E1015;
  --bg-1:#14171E;
  --bg-2:#1B1F28;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.14);
  --brand:#C8F24E;
  --brand-2:#7C5CFF;
  --accent:#FF6B4A;
  --text-1:#F3F5F9;
  --text-2:#A9B0BE;
  --text-3:#6E7686;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --shadow:0 8px 24px rgba(0,0,0,.35);
  --t:200ms cubic-bezier(.2,.7,.3,1);
  --container:1200px;
  --font:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text-1);
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color var(--t),border-color var(--t),background-color var(--t)}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.01em;line-height:1.25}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
figure{margin:0}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
::selection{background:rgba(200,242,78,.28)}

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

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:50px;padding:0 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:700;letter-spacing:.01em;
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
  transition:transform var(--t),box-shadow var(--t),border-color var(--t),color var(--t),background-color var(--t),filter var(--t);
}
.btn-primary{background:var(--brand);color:#0E1015}
.btn-primary:hover{filter:brightness(1.06);transform:translateY(-2px);box-shadow:0 0 0 4px rgba(200,242,78,.18)}
.btn-primary:active{transform:translateY(0);filter:brightness(.98)}
.btn-ghost{background:transparent;border-color:var(--line-strong);color:var(--text-1)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0)}
.btn:disabled,.btn.is-disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none}
.btn-block{width:100%}
.btn-nav{height:42px;padding:0 18px;font-size:14px}
.btn.is-loading{pointer-events:none;opacity:.85}
.btn.is-loading::after{
  content:"";width:14px;height:14px;border-radius:50%;
  border:2px solid rgba(14,16,21,.35);border-top-color:#0E1015;
  animation:spin .7s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg)}}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(14,16,21,.72);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid transparent;
  transition:background-color var(--t),border-color var(--t);
}
.site-header.is-scrolled{background:rgba(14,16,21,.94);border-bottom-color:var(--line)}
.header-inner{
  position:relative;display:flex;align-items:center;justify-content:space-between;
  height:72px;gap:16px;
}
.nav-side{display:flex;align-items:center;gap:26px;flex:1 1 0}
.nav-left{justify-content:flex-start}
.nav-right{justify-content:flex-end}
.nav-link{
  position:relative;font-size:15px;font-weight:600;color:var(--text-2);
  padding:6px 0;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:-4px;height:2px;
  background:var(--brand);transform:scaleX(0);transform-origin:center;
  transition:transform var(--t);
}
.nav-link:hover{color:var(--text-1)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.active{color:var(--brand)}
.nav-link.active::after{transform:scaleX(1)}
.brand{
  position:absolute;left:50%;transform:translateX(-50%);
  display:inline-flex;align-items:center;gap:10px;
  font-size:19px;font-weight:800;letter-spacing:-.01em;white-space:nowrap;
}
.brand em{font-style:normal;color:var(--brand)}
.brand-mark{
  width:20px;height:20px;border-radius:6px;flex:none;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
  box-shadow:0 0 0 1px rgba(200,242,78,.3),0 0 18px rgba(200,242,78,.22);
}
.nav-toggle{
  display:none;align-items:center;justify-content:center;
  width:42px;height:42px;border-radius:var(--r-btn);
  background:var(--bg-2);border:1px solid var(--line);color:var(--text-1);
  cursor:pointer;transition:border-color var(--t),color var(--t);
}
.nav-toggle:hover{border-color:var(--brand);color:var(--brand)}
.nav-mini{display:none;align-items:center;justify-content:center;width:42px;height:42px;border-radius:var(--r-btn);background:var(--brand);color:#0E1015}
.mobile-panel{
  position:fixed;left:0;right:0;top:60px;z-index:70;
  background:var(--bg-1);border-bottom:1px solid var(--line);
  padding:8px 24px 24px;
  transform:translateY(-12px);opacity:0;visibility:hidden;
  transition:transform var(--t),opacity var(--t),visibility var(--t);
  box-shadow:var(--shadow);
}
.mobile-panel.is-open{transform:none;opacity:1;visibility:visible}
.mobile-panel a{
  display:block;line-height:48px;height:48px;font-size:15px;font-weight:600;
  color:var(--text-2);border-bottom:1px solid var(--line);
}
.mobile-panel a.active{color:var(--brand)}
.mobile-panel .btn{margin-top:18px}

/* ---------- 板块通用 ---------- */
.section{padding:96px 0}
.section-alt{background:var(--bg-1);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:720px;margin-bottom:48px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:.08em;
  color:var(--brand);background:rgba(200,242,78,.08);
  border:1px solid rgba(200,242,78,.28);border-radius:999px;
  padding:6px 14px;margin-bottom:18px;
}
.section-head h2{font-size:clamp(24px,2.4vw,34px)}
.section-sub{margin-top:16px;font-size:16px;color:var(--text-2);line-height:1.8}

/* ---------- 面包屑 ---------- */
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:16px}
.crumb a{color:var(--text-3)}
.crumb a:hover{color:var(--brand)}
.crumb .sep{opacity:.55}
.crumb .cur{color:var(--text-2)}

/* ---------- Hero ---------- */
.page-hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  opacity:.3;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(14,16,21,.97) 0%,rgba(14,16,21,.88) 46%,rgba(14,16,21,.62) 100%);
}
.page-hero .container{position:relative;z-index:2;padding-top:76px;padding-bottom:76px}
.hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:56px;align-items:center}
.hero-copy h1{font-size:clamp(34px,4.2vw,56px);margin-bottom:20px}
.hero-lead{font-size:17px;color:var(--text-2);line-height:1.85;max-width:54ch}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:32px}
.hero-stats{display:flex;gap:40px;flex-wrap:wrap;margin-top:40px;padding-top:28px;border-top:1px solid var(--line)}
.stat .num{font-size:32px;font-weight:800;color:var(--brand);font-variant-numeric:tabular-nums;line-height:1}
.stat .unit{font-size:14px;font-weight:700;color:var(--brand);margin-left:4px}
.stat p{font-size:13px;color:var(--text-3);margin-top:8px}
.hero-visual{
  position:relative;border-radius:16px;overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow);
  aspect-ratio:16/11;background:var(--bg-2);
}
.hero-visual img{width:100%;height:100%;object-fit:cover;opacity:.92}
.hero-visual figcaption{
  position:absolute;left:16px;bottom:16px;
  font-size:12px;font-weight:600;color:var(--text-1);
  background:rgba(14,16,21,.78);border:1px solid var(--line);
  border-radius:999px;padding:6px 14px;
}

/* ---------- 图标矩阵 ---------- */
.icon-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.icon-card{
  position:relative;background:var(--bg-2);border:1px solid var(--line);
  border-radius:var(--r-card);padding:26px;overflow:hidden;
  transition:transform var(--t),border-color var(--t),box-shadow var(--t);
}
.icon-card::before{
  content:"";position:absolute;left:0;top:22px;width:2px;height:0;
  background:var(--brand);transition:height var(--t);
}
.icon-card:hover{transform:translateY(-4px);border-color:rgba(200,242,78,.4);box-shadow:var(--shadow)}
.icon-card:hover::before{height:34px}
.icon-badge{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  background:rgba(200,242,78,.1);border:1px solid rgba(200,242,78,.22);
  color:var(--brand);font-size:18px;margin-bottom:18px;
}
.icon-card h3{font-size:18px;margin-bottom:10px}
.icon-card p{font-size:14px;color:var(--text-2);line-height:1.75}
.icon-card .tag{
  display:inline-block;margin-top:16px;font-size:12px;font-weight:600;
  color:var(--brand-2);background:rgba(124,92,255,.12);
  border:1px solid rgba(124,92,255,.3);border-radius:999px;padding:3px 10px;
}

/* ---------- 自查清单 ---------- */
.split-grid{display:grid;grid-template-columns:.92fr 1.08fr;gap:56px;align-items:center}
.split-media{
  border-radius:14px;overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--shadow);aspect-ratio:4/3;background:var(--bg-2);
}
.split-media img{width:100%;height:100%;object-fit:cover;opacity:.9}
.split-body h2{font-size:clamp(24px,2.4vw,34px);margin-bottom:16px}
.split-body>.section-sub{margin-bottom:28px}
.step-list li{
  display:flex;gap:18px;padding:18px 0;border-bottom:1px solid var(--line);
}
.step-list li:last-child{border-bottom:none}
.step-list .idx{
  flex:none;width:38px;height:38px;border-radius:10px;display:grid;place-items:center;
  font-size:13px;font-weight:800;color:var(--brand);
  background:rgba(200,242,78,.08);border:1px solid rgba(200,242,78,.24);
  font-variant-numeric:tabular-nums;
}
.step-list h3{font-size:17px;margin-bottom:6px}
.step-list p{font-size:14px;color:var(--text-2);line-height:1.75}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:860px;margin:0 auto}
.faq-acc{list-style:none;margin:0;border-top:1px solid var(--line)}
.faq-acc .accordion-item{border-bottom:1px solid var(--line);background:transparent}
.faq-acc .accordion-title{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  min-height:64px;padding:16px 4px;font-size:16px;font-weight:700;
  color:var(--text-1);border:none;background:transparent;line-height:1.6;
  transition:color var(--t);
}
.faq-acc .accordion-title:hover{color:var(--brand)}
.faq-acc .accordion-title::before{
  content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;
  order:2;font-size:13px;color:var(--brand);flex:none;
  transition:transform var(--t);
}
.faq-acc .accordion-item.is-active .accordion-title::before{transform:rotate(45deg)}
.faq-acc .accordion-content{
  background:var(--bg-1);border:none;padding:0 4px;
  color:var(--text-2);font-size:15px;line-height:1.85;
}
.faq-acc .accordion-content p{padding-bottom:20px}

/* ---------- CTA 表单 ---------- */
.cta-band{
  position:relative;overflow:hidden;
  background:var(--bg-1);border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.cta-band::after{
  content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;
  background:radial-gradient(circle,rgba(200,242,78,.14),transparent 70%);
  filter:blur(20px);pointer-events:none;
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:.95fr 1.05fr;gap:56px;align-items:start}
.cta-copy h2{font-size:clamp(24px,2.4vw,34px);margin-bottom:16px}
.cta-copy p{font-size:16px;color:var(--text-2);line-height:1.85;max-width:46ch}
.cta-points{display:flex;flex-direction:column;gap:12px;margin-top:26px}
.cta-points span{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--text-2)}
.cta-points i{color:var(--brand)}
.cta-form{
  background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r-card);
  padding:28px;display:flex;flex-direction:column;gap:18px;box-shadow:var(--shadow);
}
.field label{display:block;font-size:14px;font-weight:600;color:var(--text-1);margin-bottom:8px}
.req{color:var(--brand);font-weight:800}
.field input,.field select{
  width:100%;height:48px;padding:0 14px;border-radius:var(--r-btn);
  background:var(--bg-0);border:1px solid var(--line-strong);color:var(--text-1);
  transition:border-color var(--t),box-shadow var(--t),background-color var(--t);
}
.field select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--text-2) 50%),linear-gradient(135deg,var(--text-2) 50%,transparent 50%);background-position:calc(100% - 20px) 21px,calc(100% - 14px) 21px;background-size:6px 6px,6px 6px;background-repeat:no-repeat}
.field input::placeholder{color:var(--text-3)}
.field input:focus,.field select:focus{
  outline:none;border-color:var(--brand);
  box-shadow:0 0 0 4px rgba(200,242,78,.16);
}
.form-note{font-size:12.5px;color:var(--text-3);line-height:1.7}
.form-status{font-size:13px;color:var(--brand);min-height:18px}

/* ---------- 相关阅读 ---------- */
.read-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.read-card{
  position:relative;display:flex;flex-direction:column;overflow:hidden;
  background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r-card);
  transition:transform var(--t),border-color var(--t),box-shadow var(--t);
}
.read-card::before{
  content:"";position:absolute;left:0;top:0;width:2px;height:0;
  background:var(--brand);z-index:3;transition:height var(--t);
}
.read-card:hover{transform:translateY(-4px);border-color:rgba(200,242,78,.4);box-shadow:var(--shadow)}
.read-card:hover::before{height:52px}
.read-card .thumb{aspect-ratio:16/10;overflow:hidden;background:var(--bg-1)}
.read-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform 320ms cubic-bezier(.2,.7,.3,1);opacity:.9}
.read-card:hover .thumb img{transform:scale(1.04)}
.read-card .body{padding:22px 24px 26px;display:flex;flex-direction:column;gap:10px;flex:1}
.read-card h3{font-size:17px;line-height:1.5}
.read-card p{font-size:14px;color:var(--text-2);line-height:1.75}
.read-card .more{
  margin-top:auto;font-size:13px;font-weight:700;color:var(--brand);
  display:inline-flex;align-items:center;gap:6px;
}
.read-card .more i{transition:transform var(--t)}
.read-card:hover .more i{transform:translateX(4px)}

/* ---------- 页脚 ---------- */
.site-footer{border-top:1px solid var(--line);background:var(--bg-1);padding-top:72px}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.05fr;gap:40px;padding-bottom:52px}
.foot-brand .brand{position:static;transform:none;font-size:18px;margin-bottom:16px}
.foot-brand p{font-size:14px;color:var(--text-2);line-height:1.85;max-width:40ch}
.foot-contact{display:flex;flex-direction:column;gap:10px;margin-top:22px;font-size:13px;color:var(--text-3)}
.foot-contact span{display:flex;align-items:center;gap:9px}
.foot-contact i{color:var(--brand);flex:none}
.foot-col h4{font-size:14px;font-weight:700;margin-bottom:18px}
.foot-links{display:flex;flex-direction:column;gap:12px}
.foot-links a{font-size:14px;color:var(--text-2)}
.foot-links a:hover{color:var(--brand)}
.foot-bottom{
  border-top:1px solid var(--line);padding:22px 0;
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;
  font-size:13px;color:var(--text-3);
}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .section{padding:72px 0}
  .header-inner{height:60px}
  .nav-left,.nav-right{display:none}
  .nav-toggle{display:inline-flex}
  .nav-mini{display:inline-flex}
  .brand{font-size:17px;gap:8px}
  .brand-mark{width:18px;height:18px}
  .page-hero .container{padding-top:56px;padding-bottom:56px}
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero-visual{order:2}
  .split-grid{grid-template-columns:1fr;gap:36px}
  .split-media{order:2}
  .icon-grid{grid-template-columns:repeat(2,1fr)}
  .cta-inner{grid-template-columns:1fr;gap:36px}
  .read-grid{grid-template-columns:1fr 1fr}
  .foot-grid{grid-template-columns:1fr 1fr;gap:36px}
}
@media (max-width:639px){
  .container{padding:0 18px}
  .section{padding:56px 0}
  .section-head{margin-bottom:32px}
  .hero-copy h1{font-size:30px}
  .hero-lead{font-size:15.5px}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{width:100%}
  .hero-stats{gap:24px}
  .stat .num{font-size:26px}
  .icon-grid{grid-template-columns:1fr}
  .read-grid{grid-template-columns:1fr}
  .faq-acc .accordion-title{font-size:15px;padding:14px 0;min-height:56px}
  .cta-form{padding:22px}
  .foot-grid{grid-template-columns:1fr;padding-bottom:36px}
  .foot-bottom{flex-direction:column}
}