/* roulang page: index */
:root{
  --ink:#0E1412;
  --green:#123B2A;
  --green-soft:#1B5540;
  --lime:#C8FF3D;
  --lime-hover:#D8FF74;
  --orange:#FF6A2A;
  --bg:#F7F8F4;
  --grey:#E8EEEA;
  --white:#F4F7F3;
  --text:#101614;
  --muted:#5B6760;
  --border:rgba(14,20,18,.12);
  --border-light:rgba(255,255,255,.16);
  --radius-card:18px;
  --radius-img:16px;
  --radius-btn:12px;
  --radius-pill:999px;
  --shadow-sm:0 12px 32px rgba(14,20,18,.08);
  --shadow-md:0 18px 44px rgba(14,20,18,.14);
  --shadow-dark:0 18px 44px rgba(0,0,0,.34);
  --container:1260px;
  --gap:24px;
  --section-y:104px;
  --font-cn:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-num:"DIN Alternate","SF Mono",ui-monospace,Menlo,Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:96px;}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:17px;
  line-height:1.82;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font:inherit;color:inherit;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--lime);outline-offset:3px;box-shadow:0 0 0 4px rgba(200,255,61,.28);border-radius:6px;}

.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;
  border-radius:var(--radius-btn);
  padding:13px 24px;
  font-size:15px;font-weight:700;letter-spacing:.2px;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn-lg{padding:16px 30px;font-size:16px;border-radius:14px;}
.btn-sm{padding:10px 18px;font-size:14px;}
.btn-primary{background:var(--lime);color:var(--ink);}
.btn-primary:hover{background:var(--lime-hover);transform:translateY(-2px);box-shadow:0 14px 30px rgba(200,255,61,.3);}
.btn-primary:active{transform:translateY(0);box-shadow:0 6px 16px rgba(200,255,61,.24);}
.btn-ghost{background:rgba(255,255,255,.04);color:var(--white);border-color:rgba(255,255,255,.42);}
.btn-ghost:hover{background:rgba(255,255,255,.14);border-color:#fff;transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}
.btn-outline{background:transparent;color:var(--ink);border-color:var(--border);}
.btn-outline:hover{background:var(--ink);color:var(--white);border-color:var(--ink);transform:translateY(-2px);}
.btn:disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none;}

.link-arrow{display:inline-flex;align-items:center;gap:6px;font-weight:700;font-size:14px;color:var(--green);transition:color .2s ease;}
.link-arrow i{font-style:normal;transition:transform .24s ease;}
.link-arrow:hover{color:var(--green-soft);}
.link-arrow:hover i{transform:translateX(4px);}

/* ---------- 标签 ---------- */
.tag{
  display:inline-flex;align-items:center;
  padding:5px 12px;border-radius:var(--radius-pill);
  font-size:12.5px;font-weight:700;letter-spacing:.4px;
  background:rgba(18,59,42,.08);color:var(--green);
}
.tag-lime{background:rgba(200,255,61,.18);color:#3B4B0A;}

/* ---------- 导航 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:120;
  background:rgba(14,20,18,.42);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  backdrop-filter:blur(14px) saturate(140%);
  border-bottom:1px solid var(--border-light);
  box-shadow:0 8px 32px rgba(0,0,0,.18);
  transition:background .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.site-header.is-solid{
  background:rgba(14,20,18,.96);
  border-bottom-color:rgba(255,255,255,.08);
  box-shadow:0 10px 30px rgba(0,0,0,.3);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:78px;}
.brand{display:inline-flex;align-items:center;gap:11px;color:var(--white);font-weight:800;font-size:19px;letter-spacing:.5px;}
.brand-mark{
  width:12px;height:12px;border-radius:3px;background:var(--lime);
  box-shadow:0 0 0 4px rgba(200,255,61,.16);
  transform:rotate(45deg);flex:none;
}
.main-nav{display:flex;align-items:center;gap:4px;}
.nav-link{
  padding:10px 15px;border-radius:var(--radius-pill);
  font-size:15px;font-weight:600;color:rgba(244,247,243,.8);
  transition:color .2s ease,background .2s ease;
}
.nav-link:hover{color:var(--lime);background:rgba(255,255,255,.07);}
.nav-link.is-active{color:var(--lime);background:rgba(200,255,61,.11);}
.header-actions{display:flex;align-items:center;gap:12px;}
.menu-toggle{
  display:none;flex-direction:column;justify-content:center;gap:5px;
  width:44px;height:44px;border-radius:12px;
  background:rgba(255,255,255,.08);border:1px solid var(--border-light);
  cursor:pointer;padding:0 11px;
}
.menu-toggle span{display:block;height:2px;background:var(--white);border-radius:2px;transition:transform .28s ease,opacity .2s ease;}
.menu-toggle.is-active span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.menu-toggle.is-active span:nth-child(2){opacity:0;}
.menu-toggle.is-active span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;
  min-height:min(94vh,880px);
  display:flex;align-items:center;
  padding:170px 0 120px;
  color:var(--white);
  background-image:
    linear-gradient(100deg,rgba(14,20,18,.95) 0%,rgba(14,20,18,.82) 44%,rgba(14,20,18,.44) 100%),
    url('/assets/images/backpic/back-1.png');
  background-size:cover;
  background-position:center;
}
.hero::after{
  content:"";position:absolute;right:-10%;top:0;bottom:0;width:56%;
  background:repeating-linear-gradient(115deg,rgba(200,255,61,.12) 0 2px,transparent 2px 28px);
  -webkit-mask-image:linear-gradient(to left,#000,transparent);
  mask-image:linear-gradient(to left,#000,transparent);
  pointer-events:none;
}
.hero-inner{position:relative;z-index:2;max-width:840px;}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-size:13.5px;font-weight:700;letter-spacing:2px;
  color:var(--lime);text-transform:uppercase;
  margin-bottom:22px;
}
.hero-eyebrow::before{content:"";width:34px;height:2px;background:var(--lime);display:block;}
.hero-title{
  font-size:clamp(36px,5vw,68px);
  line-height:1.18;
  font-weight:800;
  letter-spacing:-.5px;
  margin-bottom:24px;
}
.hero-sub{
  font-size:clamp(16px,1.6vw,19px);
  line-height:1.8;
  color:rgba(244,247,243,.82);
  max-width:660px;
  margin-bottom:38px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:52px;}
.hero-badges{display:flex;flex-wrap:wrap;gap:14px 30px;}
.hero-badges li{
  display:inline-flex;align-items:center;gap:9px;
  font-size:14.5px;color:rgba(244,247,243,.78);
}
.hero-badges li::before{
  content:"";width:7px;height:7px;border-radius:50%;
  background:var(--lime);flex:none;
  box-shadow:0 0 0 4px rgba(200,255,61,.16);
}

/* ---------- 通用板块 ---------- */
.section{padding:var(--section-y) 0;}
.section-tight{padding:72px 0;}
.section-head{max-width:760px;margin-bottom:56px;}
.eyebrow{
  font-size:13px;font-weight:800;letter-spacing:2.4px;
  color:var(--green-soft);text-transform:uppercase;
  margin-bottom:14px;
}
.section-title{
  font-size:clamp(26px,2.9vw,40px);
  line-height:1.28;font-weight:800;letter-spacing:-.3px;
  margin-bottom:16px;
}
.section-sub{color:var(--muted);font-size:16.5px;line-height:1.8;}

/* ---------- 痛点 ---------- */
.pain-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap);}
.pain-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);
  padding:32px 28px;box-shadow:var(--shadow-sm);
  transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
}
.pain-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(18,59,42,.24);}
.pain-icon{
  width:46px;height:46px;border-radius:14px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(255,106,42,.1);color:var(--orange);
  font-size:20px;font-weight:800;margin-bottom:20px;
}
.pain-card h3{font-size:20px;font-weight:800;margin-bottom:10px;}
.pain-card p{color:var(--muted);font-size:15.5px;line-height:1.78;}

/* ---------- 能力矩阵 ---------- */
.matrix{display:grid;grid-template-columns:1fr 1fr;gap:var(--gap);}
.matrix-item{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);
  padding:34px 32px;display:flex;flex-direction:column;
  transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
}
.matrix-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(18,59,42,.22);}
.matrix-num{
  font-family:var(--font-num);font-size:15px;font-weight:700;
  letter-spacing:1px;color:#8A9A91;margin-bottom:16px;display:block;
}
.matrix-item h3{font-size:22px;font-weight:800;margin-bottom:12px;line-height:1.4;}
.matrix-item p{color:var(--muted);font-size:15.5px;margin-bottom:22px;}
.matrix-item .link-arrow{margin-top:auto;}

/* ---------- 数据带 ---------- */
.stats-band{
  background:linear-gradient(120deg,var(--ink) 0%,var(--green) 100%);
  color:var(--white);
  padding:76px 0;
  position:relative;overflow:hidden;
}
.stats-band::after{
  content:"";position:absolute;right:-8%;top:-60%;width:46%;height:220%;
  background:repeating-linear-gradient(115deg,rgba(200,255,61,.08) 0 2px,transparent 2px 26px);
  transform:rotate(6deg);pointer-events:none;
}
.stats-band .section-head{margin-bottom:46px;position:relative;z-index:2;}
.stats-band .eyebrow{color:var(--lime);}
.stats-band .section-title{color:var(--white);}
.stats-band .section-sub{color:rgba(244,247,243,.68);}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap);position:relative;z-index:2;}
.stat{border-top:2px solid rgba(200,255,61,.34);padding-top:22px;}
.stat-num{
  font-family:var(--font-num);font-size:clamp(34px,4vw,52px);
  font-weight:800;line-height:1.05;color:var(--lime);
  font-variant-numeric:tabular-nums;
}
.stat-num small{font-size:15px;font-weight:700;color:rgba(244,247,243,.72);margin-left:6px;letter-spacing:0;}
.stat-label{margin-top:10px;font-size:14.5px;color:rgba(244,247,243,.7);}

/* ---------- 证言 ---------- */
.quote-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--gap);}
.quote-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);
  padding:34px 32px;box-shadow:var(--shadow-sm);
  display:flex;flex-direction:column;gap:22px;
  transition:transform .28s ease,box-shadow .28s ease;
}
.quote-card:nth-child(2){margin-top:44px;}
.quote-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);}
.quote-stars{color:var(--orange);font-size:15px;letter-spacing:3px;}
.quote-text{font-size:17px;line-height:1.9;color:#26302B;}
.quote-person{display:flex;align-items:center;gap:14px;margin-top:auto;}
.quote-avatar{
  width:48px;height:48px;border-radius:50%;flex:none;
  background:linear-gradient(140deg,var(--green),var(--green-soft));
  color:var(--lime);display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:17px;
}
.quote-name{font-weight:800;font-size:15.5px;}
.quote-org{font-size:13.5px;color:var(--muted);}

/* ---------- 资讯列表 ---------- */
.news-head{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;margin-bottom:52px;flex-wrap:wrap;}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap);}
.news-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-sm);
  transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(18,59,42,.22);}
.news-card__link{display:block;height:100%;}
.news-card__media{
  aspect-ratio:16/10;overflow:hidden;
  background:linear-gradient(135deg,var(--grey),#D7E2DB);
}
.news-card__media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.news-card:hover .news-card__media img{transform:scale(1.05);}
.news-card__body{padding:24px 24px 26px;display:flex;flex-direction:column;gap:12px;}
.news-card__meta{display:flex;align-items:center;justify-content:space-between;gap:12px;}
.news-card__time{font-size:13px;color:var(--muted);font-family:var(--font-num);}
.news-card__title{font-size:18.5px;font-weight:800;line-height:1.5;transition:color .22s ease;}
.news-card:hover .news-card__title{color:var(--green-soft);}
.news-card__excerpt{
  font-size:14.8px;color:var(--muted);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card__more{font-size:13.5px;font-weight:700;color:var(--green);display:inline-flex;align-items:center;gap:6px;}
.news-card__more i{font-style:normal;transition:transform .24s ease;}
.news-card:hover .news-card__more i{transform:translateX(4px);}

.empty-state{
  grid-column:1/-1;
  border:1px dashed rgba(14,20,18,.2);
  border-radius:var(--radius-card);
  background:#FBFCF9;
  padding:64px 32px;text-align:center;
}
.empty-state__icon{
  width:56px;height:56px;margin:0 auto 20px;border-radius:16px;
  background:var(--grey);color:#93A29A;
  display:flex;align-items:center;justify-content:center;font-size:24px;
}
.empty-state p{color:var(--muted);margin-bottom:22px;font-size:15.5px;}

/* ---------- FAQ ---------- */
.faq-list{max-width:920px;margin:0 auto;border:1px solid var(--border);border-radius:var(--radius-card);overflow:hidden;background:#fff;box-shadow:var(--shadow-sm);}
.faq-item + .faq-item{border-top:1px solid var(--border);}
.faq-q{
  width:100%;background:transparent;border:0;cursor:pointer;text-align:left;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:24px 28px;font-size:17px;font-weight:700;line-height:1.5;color:var(--text);
  transition:background .24s ease,color .24s ease;
}
.faq-q:hover{background:rgba(200,255,61,.09);}
.faq-item.is-open .faq-q{background:rgba(200,255,61,.13);}
.faq-icon{
  flex:none;width:26px;height:26px;border-radius:50%;
  border:1px solid rgba(14,20,18,.2);
  display:flex;align-items:center;justify-content:center;
  font-size:15px;color:var(--green);
  transition:transform .3s ease,background .3s ease,color .3s ease;
}
.faq-item.is-open .faq-icon{transform:rotate(180deg);background:var(--ink);color:var(--lime);border-color:var(--ink);}
.faq-a{display:grid;grid-template-rows:0fr;transition:grid-template-rows .32s ease;}
.faq-item.is-open .faq-a{grid-template-rows:1fr;}
.faq-a > div{overflow:hidden;}
.faq-a p{padding:0 28px 26px;color:var(--muted);font-size:15.8px;max-width:780px;}

/* ---------- CTA ---------- */
.cta-band{
  background:linear-gradient(120deg,var(--ink) 0%,var(--green) 78%);
  border-radius:26px;color:var(--white);
  padding:64px;display:grid;grid-template-columns:1.05fr 1fr;gap:56px;align-items:center;
  position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;left:-6%;bottom:-70%;width:44%;height:220%;
  background:repeating-linear-gradient(115deg,rgba(200,255,61,.09) 0 2px,transparent 2px 26px);
  transform:rotate(-8deg);pointer-events:none;
}
.cta-copy{position:relative;z-index:2;}
.cta-copy h2{font-size:clamp(25px,2.7vw,36px);line-height:1.3;font-weight:800;margin-bottom:16px;}
.cta-copy p{color:rgba(244,247,243,.74);font-size:16px;margin-bottom:28px;max-width:460px;}
.cta-copy .cta-points{display:flex;flex-wrap:wrap;gap:12px 26px;margin-bottom:0;}
.cta-copy .cta-points li{font-size:14.5px;color:rgba(244,247,243,.72);display:inline-flex;align-items:center;gap:8px;}
.cta-copy .cta-points li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--lime);}

.consult-card{
  position:relative;z-index:2;
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.16);
  border-radius:20px;padding:32px;
  -webkit-backdrop-filter:blur(8px);
  backdrop-filter:blur(8px);
}
.field{margin-bottom:18px;}
.field label{display:block;font-size:13.5px;font-weight:700;color:rgba(244,247,243,.8);margin-bottom:8px;letter-spacing:.3px;}
.field input,.field select{
  width:100%;height:48px;border-radius:12px;
  padding:0 15px;font-size:15px;
  background:rgba(255,255,255,.94);
  border:1px solid rgba(255,255,255,.5);
  color:var(--ink);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.field input:focus,.field select:focus{
  outline:none;border-color:var(--lime);
  box-shadow:0 0 0 4px rgba(200,255,61,.24);
}
.consult-card .btn{width:100%;}
.form-note{margin-top:14px;font-size:14px;color:rgba(244,247,243,.62);min-height:22px;}
.form-note.is-success{color:var(--lime);font-weight:700;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:rgba(244,247,243,.72);padding:76px 0 0;margin-top:var(--section-y);}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:44px;padding-bottom:56px;}
.footer-col h4{font-size:15px;font-weight:800;color:var(--white);margin-bottom:20px;letter-spacing:.4px;}
.footer-col ul li{margin-bottom:12px;font-size:14.8px;}
.footer-col a{transition:color .2s ease;}
.footer-col a:hover{color:var(--lime);}
.footer-brand .brand{margin-bottom:18px;font-size:18px;}
.footer-brand p{font-size:14.8px;line-height:1.85;color:rgba(244,247,243,.6);max-width:360px;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding:24px 0;display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;
  font-size:13.5px;color:rgba(244,247,243,.5);
}

/* ---------- 响应式 ---------- */
@media (max-width:1180px){
  :root{--section-y:88px;}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:36px;}
}
@media (max-width:1024px){
  .pain-grid{grid-template-columns:repeat(2,1fr);}
  .pain-card:last-child{grid-column:1/-1;}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:34px 24px;}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .cta-band{grid-template-columns:1fr;gap:40px;padding:52px 40px;}
}
@media (max-width:980px){
  .menu-toggle{display:flex;}
  .main-nav{
    position:fixed;top:0;right:0;bottom:0;
    width:min(86vw,360px);
    background:rgba(14,20,18,.95);
    -webkit-backdrop-filter:blur(18px) saturate(150%);
    backdrop-filter:blur(18px) saturate(150%);
    border-left:1px solid rgba(255,255,255,.12);
    flex-direction:column;align-items:stretch;
    padding:104px 26px 34px;gap:4px;
    transform:translateX(104%);
    transition:transform .4s cubic-bezier(.4,0,.2,1);
  }
  .main-nav.is-open{transform:translateX(0);}
  .main-nav .nav-link{font-size:19px;font-weight:700;padding:15px 6px;border-radius:10px;}
  .header-actions .btn-primary{display:none;}
}
@media (max-width:768px){
  :root{--section-y:68px;--gap:20px;}
  body{font-size:16.5px;}
  .container{padding:0 20px;}
  .hero{padding:132px 0 88px;min-height:auto;}
  .hero-title{font-size:clamp(30px,8vw,44px);}
  .hero-actions{gap:12px;margin-bottom:40px;}
  .hero-actions .btn{width:100%;}
  .section-head{margin-bottom:38px;}
  .pain-grid{grid-template-columns:1fr;}
  .pain-card:last-child{grid-column:auto;}
  .matrix{grid-template-columns:1fr;}
  .quote-grid{grid-template-columns:1fr;}
  .quote-card:nth-child(2){margin-top:0;}
  .news-grid{grid-template-columns:1fr;}
  .cta-band{padding:40px 24px;border-radius:20px;}
  .consult-card{padding:24px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .footer-brand{grid-column:1/-1;}
  .faq-q{padding:20px 20px;font-size:16px;min-height:52px;}
  .faq-a p{padding:0 20px 22px;}
}
@media (max-width:520px){
  .hero-badges{flex-direction:column;gap:10px;}
  .stats-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .brand{font-size:17px;}
}

/* roulang page: article */
:root{
  --ink:#0E1412;
  --field:#123B2A;
  --lime:#C8FF3D;
  --lime-dim:#A9E026;
  --orange:#FF6A2A;
  --bg:#F7F8F4;
  --bg-alt:#E8EEEA;
  --text:#101614;
  --text-2:#5B6760;
  --white:#F4F7F3;
  --border:rgba(14,20,18,.12);
  --border-light:rgba(255,255,255,.14);
  --r-card:18px;
  --r-img:16px;
  --r-btn:12px;
  --r-pill:999px;
  --shadow:0 12px 32px rgba(14,20,18,.08);
  --shadow-hover:0 18px 44px rgba(14,20,18,.14);
  --ease:cubic-bezier(.22,.61,.36,1);
  --container:1240px;
  --header-h:72px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:17px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
button,input,textarea,select{font-family:inherit;font-size:inherit}
button{cursor:pointer;border:0;background:none}
h1,h2,h3,h4{margin:0;line-height:1.24;font-weight:800;letter-spacing:-.2px}
p{margin:0}
:focus-visible{outline:2px solid var(--lime);outline-offset:3px;border-radius:6px}
.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;
  padding:14px 28px;border-radius:var(--r-btn);
  font-size:15.5px;font-weight:700;line-height:1;
  transition:transform .22s var(--ease),background .22s var(--ease),color .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
  white-space:nowrap;
}
.btn-primary{background:var(--lime);color:var(--ink);box-shadow:0 10px 24px rgba(200,255,61,.24)}
.btn-primary:hover{background:#D8FF66;transform:translateY(-2px);box-shadow:0 16px 34px rgba(200,255,61,.32)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:transparent;color:var(--white);border:1px solid rgba(255,255,255,.42)}
.btn-ghost:hover{background:var(--white);color:var(--ink);border-color:var(--white);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(1px)}
.btn-outline{background:transparent;color:var(--field);border:1px solid rgba(18,59,42,.32)}
.btn-outline:hover{background:var(--field);color:var(--white);border-color:var(--field);transform:translateY(-2px)}
.btn-sm{padding:11px 20px;font-size:14.5px}
.btn[disabled]{opacity:.45;pointer-events:none}

/* ============ 顶部玻璃导航 ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:120;
  background:rgba(14,20,18,.42);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  backdrop-filter:blur(14px) saturate(140%);
  border-bottom:1px solid rgba(255,255,255,.16);
  box-shadow:0 8px 32px rgba(0,0,0,.18);
  transition:background .3s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease);
}
.site-header.is-solid{background:rgba(14,20,18,.95);box-shadow:0 10px 30px rgba(0,0,0,.3)}
.header-inner{display:flex;align-items:center;gap:20px;height:var(--header-h)}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--white);font-weight:800;font-size:18px;flex-shrink:0}
.brand-mark{
  position:relative;width:30px;height:30px;border-radius:9px;
  background:linear-gradient(135deg,var(--lime),#8FD316);
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.22);
  flex-shrink:0;
}
.brand-mark::after{
  content:"";position:absolute;inset:7px;border-radius:5px;
  background:var(--ink);
  background-image:linear-gradient(115deg,transparent 42%,var(--lime) 42%,var(--lime) 58%,transparent 58%);
}
.brand-text{letter-spacing:.3px;white-space:nowrap}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
  position:relative;padding:9px 15px;border-radius:var(--r-pill);
  color:rgba(244,247,243,.86);font-size:15px;font-weight:500;
  transition:background .22s var(--ease),color .22s var(--ease);
}
.nav-link:hover{color:var(--white);background:rgba(255,255,255,.1)}
.nav-link.is-active{color:var(--ink);background:var(--lime);font-weight:700}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:10px}
.icon-btn{
  width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
  border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.07);color:var(--white);
  transition:background .22s var(--ease),transform .22s var(--ease);
}
.icon-btn:hover{background:rgba(255,255,255,.16);transform:translateY(-1px)}
.hamburger{display:none;width:42px;height:42px;border-radius:12px;border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.07);flex-direction:column;align-items:center;justify-content:center;gap:5px}
.hamburger span{display:block;width:18px;height:2px;border-radius:2px;background:var(--white);transition:transform .25s var(--ease),opacity .25s var(--ease)}
.hamburger.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.hamburger.is-open span:nth-child(2){opacity:0}
.hamburger.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mobile-drawer{
  display:none;flex-direction:column;gap:4px;
  padding:14px 24px 26px;background:rgba(14,20,18,.97);
  border-bottom:1px solid rgba(255,255,255,.12);
}
.mobile-drawer.is-open{display:flex}
.drawer-link{padding:15px 12px;border-radius:12px;color:var(--white);font-size:17px;font-weight:600;border-bottom:1px solid rgba(255,255,255,.08)}
.drawer-link:hover,.drawer-link.is-active{background:rgba(200,255,61,.14);color:var(--lime)}
.drawer-cta{margin-top:16px;width:100%}

/* ============ 文章头图区 ============ */
.article-hero{
  position:relative;overflow:hidden;
  padding:152px 0 140px;
  color:var(--white);
  background-image:
    linear-gradient(100deg,rgba(14,20,18,.95) 0%,rgba(14,20,18,.78) 46%,rgba(18,59,42,.52) 100%),
    url('/assets/images/backpic/back-1.png');
  background-size:cover,cover;
  background-position:center center;
  background-repeat:no-repeat;
}
.article-hero::before{
  content:"";position:absolute;top:-140px;right:-120px;width:520px;height:520px;
  background:radial-gradient(circle,rgba(200,255,61,.16),transparent 68%);
  pointer-events:none;
}
.article-hero::after{
  content:"";position:absolute;left:0;bottom:0;width:100%;height:6px;
  background:linear-gradient(90deg,var(--lime) 0%,var(--lime) 28%,var(--orange) 28%,var(--orange) 36%,rgba(255,255,255,.14) 36%,rgba(255,255,255,.14) 100%);
  opacity:.85;
}
.article-hero .container{position:relative;z-index:2}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:9px;font-size:13.5px;color:rgba(244,247,243,.6);margin-bottom:24px}
.breadcrumb a{color:rgba(244,247,243,.74);transition:color .2s var(--ease)}
.breadcrumb a:hover{color:var(--lime)}
.breadcrumb .sep{color:rgba(244,247,243,.3)}
.breadcrumb .crumb-cat{color:rgba(244,247,243,.82)}
.breadcrumb .current{color:var(--white);font-weight:700;max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.article-title{
  font-size:clamp(28px,3.5vw,48px);
  line-height:1.22;max-width:960px;margin-bottom:24px;
  letter-spacing:-.6px;font-weight:800;
}
.article-meta{display:flex;flex-wrap:wrap;gap:12px 28px;font-size:14px;color:rgba(244,247,243,.76)}
.meta-item{display:inline-flex;align-items:center;gap:9px}
.meta-label{
  font-size:12px;line-height:1;padding:5px 10px;border-radius:var(--r-pill);
  background:rgba(200,255,61,.16);color:var(--lime);border:1px solid rgba(200,255,61,.32);
}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.hero-badge{
  font-size:13px;padding:7px 14px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.16);color:rgba(244,247,243,.86);
}

/* ============ 正文 ============ */
.article-wrap{position:relative;margin-top:-72px;max-width:940px;margin-left:auto;margin-right:auto;padding:0 24px;z-index:3}
.article-card{
  background:#fff;border:1px solid var(--border);border-radius:22px;
  box-shadow:var(--shadow);padding:56px 64px 60px;
}
.article-content{font-size:17px;line-height:1.88;color:#23302A;max-width:820px;margin:0 auto}
.article-content>*+*{margin-top:1.15em}
.article-content p{line-height:1.9}
.article-content h2{
  position:relative;font-size:clamp(21px,2.1vw,27px);margin-top:2.1em;margin-bottom:.5em;
  padding-left:16px;color:var(--text);line-height:1.35;
}
.article-content h2::before{
  content:"";position:absolute;left:0;top:.16em;bottom:.16em;width:5px;border-radius:3px;
  background:linear-gradient(180deg,var(--lime),var(--lime-dim));
}
.article-content h3{font-size:20px;margin-top:1.7em;margin-bottom:.4em;color:var(--field)}
.article-content h4{font-size:17.5px;margin-top:1.5em;margin-bottom:.35em;color:var(--text)}
.article-content ul,.article-content ol{padding-left:1.35em;list-style:revert}
.article-content li{margin-bottom:.55em;line-height:1.85}
.article-content li::marker{color:var(--field);font-weight:700}
.article-content a{color:var(--field);font-weight:600;border-bottom:1px solid rgba(200,255,61,.85);transition:color .2s var(--ease),background .2s var(--ease)}
.article-content a:hover{background:rgba(200,255,61,.28)}
.article-content strong{color:var(--text);font-weight:700}
.article-content blockquote{
  margin:1.7em 0;padding:20px 24px;border-left:4px solid var(--field);
  background:#EDF4EF;border-radius:0 14px 14px 0;color:#28402F;font-size:16.5px;line-height:1.85;
}
.article-content blockquote p:last-child{margin-bottom:0}
.article-content img{border-radius:var(--r-img);margin:1.8em auto;box-shadow:var(--shadow)}
.article-content figure{margin:1.8em 0}
.article-content figcaption{font-size:13.5px;color:var(--text-2);text-align:center;margin-top:10px}
.article-content table{
  width:100%;border-collapse:separate;border-spacing:0;margin:1.8em 0;font-size:15.5px;
  border:1px solid var(--border);border-radius:14px;overflow:hidden;
}
.article-content th{background:var(--field);color:var(--white);text-align:left;padding:13px 16px;font-weight:700;font-size:15px}
.article-content td{padding:12px 16px;border-top:1px solid var(--border);line-height:1.7}
.article-content tbody tr:nth-child(even){background:#F6F9F6}
.article-content hr{border:0;border-top:1px solid var(--border);margin:2.2em 0}
.article-content code{background:var(--bg-alt);padding:2px 7px;border-radius:6px;font-size:.92em;color:var(--field)}
.article-content .notice,.article-content .tip{
  background:#F2FBEF;border:1px solid rgba(18,59,42,.18);border-radius:14px;
  padding:18px 22px;font-size:16px;color:#22402E;
}

/* ============ 空态 ============ */
.empty-state{text-align:center;padding:40px 12px 24px}
.empty-icon{
  width:70px;height:70px;margin:0 auto 22px;border-radius:20px;
  display:grid;place-items:center;background:var(--bg-alt);color:var(--field);
}
.empty-state h2{font-size:24px;margin-bottom:12px}
.empty-state p{color:var(--text-2);font-size:16px;max-width:520px;margin:0 auto 26px;line-height:1.85}

/* ============ 相关推荐 ============ */
.related{padding:88px 0 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:34px;flex-wrap:wrap}
.section-kicker{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;
  color:var(--field);letter-spacing:1.4px;text-transform:uppercase;margin-bottom:10px;
}
.section-kicker::before{content:"";width:22px;height:3px;border-radius:2px;background:var(--lime)}
.section-title{font-size:clamp(24px,2.4vw,32px);line-height:1.28}
.section-desc{color:var(--text-2);font-size:15.5px;max-width:560px;line-height:1.8;margin-top:10px}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:26px}
.card{
  display:flex;flex-direction:column;overflow:hidden;
  background:#fff;border:1px solid var(--border);border-radius:var(--r-card);
  box-shadow:var(--shadow);
  transition:transform .28s var(--ease),box-shadow .28s var(--ease),border-color .28s var(--ease);
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(18,59,42,.26)}
.card-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:linear-gradient(135deg,#123B2A,#0E1412)}
.card-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .55s var(--ease)}
.card:hover .card-thumb img{transform:scale(1.06)}
.card-thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(14,20,18,0) 45%,rgba(14,20,18,.42) 100%)}
.card-body{padding:22px 22px 26px;display:flex;flex-direction:column;gap:11px;flex:1}
.tag{
  align-self:flex-start;font-size:12.5px;font-weight:700;line-height:1;
  padding:6px 12px;border-radius:var(--r-pill);background:var(--bg-alt);color:var(--field);
}
.card-title{font-size:18px;line-height:1.5;font-weight:700;transition:color .22s var(--ease)}
.card:hover .card-title{color:var(--field)}
.card-desc{font-size:14.5px;color:var(--text-2);line-height:1.75}
.card-more{margin-top:auto;padding-top:6px;font-size:14.5px;font-weight:700;color:var(--field);display:inline-flex;align-items:center;gap:7px}
.card:hover .card-more span{transform:translateX(4px)}
.card-more span{transition:transform .25s var(--ease)}

/* ============ CTA 通栏 ============ */
.cta-band{margin-top:96px;background:linear-gradient(115deg,#0E1412 0%,#123B2A 62%,#174A34 100%);color:var(--white);position:relative;overflow:hidden}
.cta-band::after{
  content:"";position:absolute;right:-160px;top:-160px;width:520px;height:520px;
  background:radial-gradient(circle,rgba(200,255,61,.16),transparent 66%);pointer-events:none;
}
.cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:40px;padding:74px 0;flex-wrap:wrap}
.cta-copy{max-width:640px}
.cta-copy h2{font-size:clamp(24px,2.6vw,34px);margin-bottom:14px}
.cta-copy p{color:rgba(244,247,243,.78);font-size:16px;line-height:1.85}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}

/* ============ 页脚 ============ */
.site-footer{background:#0B100E;color:rgba(244,247,243,.72);padding-top:74px;border-top:3px solid var(--field)}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1.25fr 1fr;gap:44px;padding-bottom:52px}
.footer-col h4{color:var(--white);font-size:15.5px;margin-bottom:18px;letter-spacing:.4px}
.footer-col ul{display:flex;flex-direction:column;gap:12px;font-size:14.5px;line-height:1.7}
.footer-col a{color:rgba(244,247,243,.68);transition:color .22s var(--ease)}
.footer-col a:hover{color:var(--lime)}
.footer-brand .brand{color:var(--white);margin-bottom:16px}
.footer-brand p{font-size:14.5px;line-height:1.85;max-width:380px;color:rgba(244,247,243,.62)}
.footer-bottom{
  display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap;
  padding:24px 0 32px;border-top:1px solid rgba(255,255,255,.09);
  font-size:13.5px;color:rgba(244,247,243,.5);
}

/* ============ 返回顶部 ============ */
.to-top{
  position:fixed;right:24px;bottom:28px;z-index:90;
  width:46px;height:46px;border-radius:14px;display:grid;place-items:center;
  background:var(--field);color:var(--white);box-shadow:0 14px 30px rgba(14,20,18,.28);
  opacity:0;visibility:hidden;transform:translateY(12px);
  transition:opacity .28s var(--ease),transform .28s var(--ease),visibility .28s var(--ease),background .22s var(--ease);
}
.to-top.is-visible{opacity:1;visibility:visible;transform:translateY(0)}
.to-top:hover{background:var(--ink)}

/* ============ 响应式 ============ */
@media (max-width:1280px){
  .container{padding:0 22px}
}
@media (max-width:1024px){
  .main-nav{display:none}
  .hamburger{display:flex}
  .header-actions .btn-sm{display:none}
  .article-hero{padding:132px 0 122px}
  .article-card{padding:44px 40px 46px}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1.4fr 1fr;gap:36px}
  .cta-inner{padding:62px 0}
}
@media (max-width:768px){
  body{font-size:16px}
  .header-inner{gap:12px}
  .brand{font-size:16.5px}
  .article-hero{padding:118px 0 112px}
  .article-wrap{margin-top:-56px;padding:0 18px}
  .article-card{padding:34px 24px 38px;border-radius:18px}
  .article-content{font-size:16.5px}
  .article-content h2{font-size:21px}
  .article-content h3{font-size:18.5px}
  .article-meta{gap:10px 18px;font-size:13.5px}
  .related{padding-top:68px}
  .card-grid{grid-template-columns:1fr;gap:20px}
  .cta-band{margin-top:72px}
  .cta-inner{padding:54px 0;flex-direction:column;align-items:flex-start;gap:26px}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1 1 100%}
  .footer-grid{grid-template-columns:1fr;gap:32px;padding-bottom:38px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
  .to-top{right:16px;bottom:18px}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .article-hero{padding:104px 0 100px}
  .article-title{font-size:clamp(24px,7vw,30px)}
  .article-card{padding:28px 18px 32px}
  .section-title{font-size:22px}
  .btn{padding:13px 22px;width:100%}
  .hero-badges{gap:8px}
  .hero-badge{font-size:12.5px;padding:6px 11px}
}

/* roulang page: category1 */
:root{
  --ink:#0E1412;
  --field:#123B2A;
  --field-soft:#1B4F38;
  --lime:#C8FF3D;
  --orange:#FF6A2A;
  --bg:#F7F8F4;
  --cool:#E8EEEA;
  --text:#101614;
  --muted:#5B6760;
  --white:#F4F7F3;
  --line:rgba(14,20,18,.12);
  --line-strong:rgba(14,20,18,.22);
  --r-card:18px;
  --r-img:16px;
  --r-btn:12px;
  --r-pill:999px;
  --sh-card:0 12px 32px rgba(14,20,18,.08);
  --sh-hover:0 18px 44px rgba(14,20,18,.14);
  --sh-deep:0 22px 60px rgba(0,0,0,.42);
  --container:1280px;
  --gutter:24px;
  --ease:cubic-bezier(.4,0,.2,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Helvetica Neue",sans-serif;
  font-size:17px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;border:0;background:none;}
input{font-family:inherit;}
h1,h2,h3,h4{margin:0;line-height:1.22;font-weight:800;letter-spacing:-.01em;color:var(--text);}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--lime);outline-offset:3px;border-radius:6px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 var(--gutter);}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:52px;padding:0 26px;border-radius:var(--r-btn);
  font-size:16px;font-weight:700;letter-spacing:.01em;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background-color .22s var(--ease),color .22s var(--ease);
  white-space:nowrap;
}
.btn-lime{background:var(--lime);color:var(--ink);box-shadow:0 10px 26px rgba(200,255,61,.28);}
.btn-lime:hover{background:#D6FF66;transform:translateY(-2px);box-shadow:0 16px 36px rgba(200,255,61,.36);}
.btn-lime:active{transform:translateY(1px);}
.btn-ghost{background:transparent;color:var(--white);border:1px solid rgba(255,255,255,.42);}
.btn-ghost:hover{background:var(--white);color:var(--ink);transform:translateY(-2px);}
.btn-dark{background:var(--ink);color:var(--white);}
.btn-dark:hover{background:var(--field);transform:translateY(-2px);box-shadow:var(--sh-hover);}
.btn-outline{background:transparent;color:var(--field);border:1px solid var(--field);}
.btn-outline:hover{background:var(--field);color:var(--white);transform:translateY(-2px);}
.btn-sm{height:44px;padding:0 20px;font-size:15px;}
.btn-block{width:100%;}
.link-arrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:15px;font-weight:700;color:var(--field);
  transition:color .2s var(--ease);
}
.link-arrow i{
  width:22px;height:1.5px;background:var(--field);position:relative;display:inline-block;
  transition:transform .25s var(--ease),background-color .2s var(--ease);
}
.link-arrow i::after{
  content:"";position:absolute;right:0;top:-4px;width:8px;height:8px;
  border-top:1.5px solid currentColor;border-right:1.5px solid currentColor;
  transform:rotate(45deg);color:var(--field);
}
.link-arrow:hover{color:var(--orange);}
.link-arrow:hover i{transform:translateX(4px);background:var(--orange);}
.link-arrow:hover i::after{color:var(--orange);}

/* ============ 徽章 / 标签 ============ */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 13px;border-radius:var(--r-pill);
  font-size:13px;font-weight:700;line-height:1.4;
}
.badge-open{background:rgba(200,255,61,.22);color:#2C5B12;}
.badge-hot{background:rgba(255,106,42,.16);color:#B94513;}
.badge-soon{background:var(--cool);color:var(--muted);}
.tag{
  display:inline-flex;align-items:center;
  padding:7px 15px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.24);
  color:var(--white);font-size:14px;font-weight:600;
}

/* ============ 导航 ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:80;
  background:rgba(14,20,18,.42);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  backdrop-filter:blur(14px) saturate(140%);
  border-bottom:1px solid rgba(255,255,255,.16);
  box-shadow:0 8px 32px rgba(0,0,0,.18);
  transition:background-color .3s var(--ease),box-shadow .3s var(--ease);
}
.site-header.is-solid{background:rgba(14,20,18,.95);box-shadow:0 10px 34px rgba(0,0,0,.34);}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;height:74px;}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:26px;height:26px;border-radius:8px;
  background:linear-gradient(135deg,var(--lime),#6BD61F);
  box-shadow:0 6px 16px rgba(200,255,61,.36);
  position:relative;
}
.brand-mark::after{
  content:"";position:absolute;inset:7px 7px 7px 7px;border-radius:3px;
  background:var(--ink);opacity:.82;
}
.brand-text{font-size:19px;font-weight:800;color:var(--white);letter-spacing:.01em;}
.main-nav{display:flex;align-items:center;gap:4px;}
.nav-link{
  position:relative;padding:9px 15px;border-radius:var(--r-pill);
  font-size:15.5px;font-weight:600;color:rgba(244,247,243,.78);
  transition:color .2s var(--ease),background-color .2s var(--ease);
}
.nav-link:hover{color:var(--white);background:rgba(255,255,255,.1);}
.nav-link.is-active{color:var(--ink);background:var(--lime);}
.nav-actions{display:flex;align-items:center;gap:12px;}
.icon-btn{
  width:44px;height:44px;border-radius:var(--r-pill);
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid rgba(255,255,255,.26);color:var(--white);
  transition:background-color .2s var(--ease),transform .2s var(--ease);
}
.icon-btn:hover{background:rgba(255,255,255,.14);transform:translateY(-1px);}
.icon-btn svg{width:19px;height:19px;}
.hamburger{display:none;width:44px;height:44px;border-radius:12px;border:1px solid rgba(255,255,255,.26);flex-direction:column;align-items:center;justify-content:center;gap:5px;}
.hamburger span{display:block;width:19px;height:2px;background:var(--white);border-radius:2px;transition:transform .28s var(--ease),opacity .2s var(--ease);}
.hamburger.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.hamburger.is-open span:nth-child(2){opacity:0;}
.hamburger.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
.nav-drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(84vw,352px);z-index:90;
  background:rgba(14,20,18,.96);
  -webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);
  border-left:1px solid rgba(255,255,255,.12);
  transform:translateX(103%);transition:transform .36s var(--ease);
  padding:96px 26px 34px;display:flex;flex-direction:column;
  overflow-y:auto;
}
.nav-drawer.is-open{transform:none;}
.nav-drawer a.drawer-link{
  display:block;padding:15px 4px;font-size:20px;font-weight:700;color:var(--white);
  border-bottom:1px solid rgba(255,255,255,.1);
  transition:color .2s var(--ease),padding-left .2s var(--ease);
}
.nav-drawer a.drawer-link:hover,.nav-drawer a.drawer-link.is-active{color:var(--lime);padding-left:10px;}
.drawer-foot{margin-top:auto;padding-top:26px;}
.drawer-foot .btn{width:100%;}
.drawer-note{margin-top:14px;font-size:14px;color:rgba(244,247,243,.6);line-height:1.7;}
.nav-backdrop{
  position:fixed;inset:0;background:rgba(10,14,12,.5);z-index:85;
  opacity:0;visibility:hidden;transition:opacity .3s var(--ease),visibility .3s var(--ease);
}
.nav-backdrop.is-open{opacity:1;visibility:visible;}

/* ============ 内页 Hero ============ */
.cat-hero{
  position:relative;overflow:hidden;
  padding:158px 0 84px;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center 32%;
  color:var(--white);
}
.cat-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(104deg,rgba(10,16,14,.95) 0%,rgba(14,20,18,.82) 44%,rgba(18,59,42,.55) 100%);
}
.cat-hero::after{
  content:"";position:absolute;right:-140px;bottom:-180px;width:520px;height:520px;
  border-radius:50%;border:1px solid rgba(200,255,61,.22);
  box-shadow:0 0 0 60px rgba(200,255,61,.05);
  pointer-events:none;
}
.cat-hero .container{position:relative;z-index:2;}
.breadcrumb{
  display:flex;align-items:center;gap:9px;flex-wrap:wrap;
  font-size:14px;color:rgba(244,247,243,.66);margin-bottom:26px;
}
.breadcrumb a{transition:color .2s var(--ease);}
.breadcrumb a:hover{color:var(--lime);}
.breadcrumb span.sep{opacity:.5;}
.breadcrumb strong{color:var(--lime);font-weight:700;}
.cat-hero h1{
  font-size:clamp(34px,4.6vw,60px);
  color:var(--white);max-width:19ch;
}
.cat-hero h1 .h1-sub{
  display:block;margin-top:16px;
  font-size:clamp(16px,1.6vw,20px);font-weight:600;
  line-height:1.7;color:rgba(244,247,243,.78);letter-spacing:0;
  max-width:44ch;
}
.hero-lead{
  margin-top:22px;max-width:60ch;
  font-size:17px;line-height:1.85;color:rgba(244,247,243,.8);
}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:38px;}

/* ============ 数据条 ============ */
.stats-strip{background:var(--field);color:var(--white);padding:0;}
.stats-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:0;
}
.stat-item{
  padding:34px 26px;
  border-right:1px solid rgba(255,255,255,.12);
  transition:background-color .25s var(--ease);
}
.stat-item:last-child{border-right:0;}
.stat-item:hover{background:rgba(255,255,255,.05);}
.stat-num{
  font-size:clamp(30px,3.4vw,44px);font-weight:800;line-height:1;
  color:var(--lime);
  font-variant-numeric:tabular-nums;
  letter-spacing:-.02em;
}
.stat-num small{font-size:15px;font-weight:700;margin-left:3px;color:rgba(244,247,243,.8);}
.stat-label{margin-top:12px;font-size:14.5px;color:rgba(244,247,243,.72);line-height:1.6;}

/* ============ 通用板块 ============ */
.section{padding:96px 0;}
.section-alt{background:var(--cool);}
.section-head{max-width:760px;margin-bottom:48px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-size:14px;font-weight:700;letter-spacing:.14em;
  color:var(--field);text-transform:uppercase;margin-bottom:16px;
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--lime);border-radius:2px;}
.section-head h2{font-size:clamp(28px,3.2vw,40px);}
.section-head p{margin-top:16px;font-size:17px;color:var(--muted);line-height:1.85;}

/* ============ 筛选工具条 ============ */
.filter-bar{
  display:flex;flex-wrap:wrap;align-items:center;gap:16px;
  padding:18px;border-radius:var(--r-card);
  background:#fff;border:1px solid var(--line);box-shadow:var(--sh-card);
  margin-bottom:38px;
}
.search-field{
  position:relative;flex:1 1 280px;min-width:240px;
}
.search-field svg{
  position:absolute;left:16px;top:50%;transform:translateY(-50%);
  width:18px;height:18px;color:var(--muted);
}
.search-field input{
  width:100%;height:48px;padding:0 16px 0 46px;
  border:1px solid var(--line);border-radius:var(--r-btn);
  background:var(--bg);font-size:15.5px;color:var(--text);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease),background-color .2s var(--ease);
}
.search-field input::placeholder{color:#93A09A;}
.search-field input:focus{
  outline:none;background:#fff;border-color:var(--lime);
  box-shadow:0 0 0 4px rgba(200,255,61,.24);
}
.chip-row{display:flex;flex-wrap:wrap;gap:9px;}
.chip{
  padding:9px 17px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:#fff;
  font-size:14.5px;font-weight:600;color:var(--muted);
  transition:all .2s var(--ease);
}
.chip:hover{border-color:var(--field);color:var(--field);transform:translateY(-1px);}
.chip.is-active{background:var(--ink);border-color:var(--ink);color:var(--lime);}

/* ============ 时间轴 ============ */
.timeline{position:relative;display:flex;flex-direction:column;gap:18px;}
.tl-item{
  display:grid;grid-template-columns:132px 1fr;gap:26px;align-items:stretch;
}
.tl-date{
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  padding:20px 10px;border-radius:var(--r-card);
  background:var(--ink);color:var(--white);
  position:relative;
}
.tl-date::after{
  content:"";position:absolute;right:-14px;top:50%;width:10px;height:10px;
  border-radius:50%;background:var(--lime);transform:translateY(-50%);
  box-shadow:0 0 0 4px rgba(200,255,61,.2);
}
.tl-day{font-size:34px;font-weight:800;line-height:1;color:var(--lime);font-variant-numeric:tabular-nums;}
.tl-month{font-size:13px;font-weight:700;letter-spacing:.12em;color:rgba(244,247,243,.7);margin-top:8px;}
.tl-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px 28px;box-shadow:var(--sh-card);
  transition:transform .26s var(--ease),box-shadow .26s var(--ease),border-color .26s var(--ease);
}
.tl-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:rgba(200,255,61,.6);}
.tl-top{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;}
.tl-top h3{font-size:21px;}
.tl-desc{margin-top:12px;font-size:15.5px;color:var(--muted);line-height:1.8;max-width:70ch;}
.tl-meta{
  display:flex;flex-wrap:wrap;gap:12px 30px;margin:18px 0 20px;
  padding-top:18px;border-top:1px dashed var(--line);
}
.tl-meta li{font-size:14.5px;color:var(--text);font-weight:600;}
.tl-meta li span{color:var(--muted);font-weight:500;margin-right:8px;}
.empty-state{
  display:none;flex-direction:column;align-items:center;text-align:center;
  padding:64px 24px;border-radius:var(--r-card);
  background:#fff;border:1px dashed var(--line-strong);
}
.empty-state.is-visible{display:flex;}
.empty-state .empty-icon{
  width:58px;height:58px;border-radius:50%;background:var(--cool);
  display:flex;align-items:center;justify-content:center;margin-bottom:18px;
}
.empty-state .empty-icon svg{width:26px;height:26px;color:var(--muted);}
.empty-state h3{font-size:19px;}
.empty-state p{margin-top:10px;color:var(--muted);font-size:15.5px;max-width:44ch;}
.empty-state .btn{margin-top:22px;}

/* ============ 流程步骤 ============ */
.steps-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:20px;}
.step-card{
  position:relative;padding:28px 22px 26px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-card);
  transition:transform .26s var(--ease),box-shadow .26s var(--ease);
}
.step-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);}
.step-num{
  width:42px;height:42px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  background:var(--ink);color:var(--lime);
  font-size:16px;font-weight:800;margin-bottom:18px;
}
.step-card h3{font-size:17.5px;line-height:1.5;}
.step-card p{margin-top:10px;font-size:14.5px;color:var(--muted);line-height:1.75;}
.step-card::after{
  content:"";position:absolute;top:48px;right:-13px;width:14px;height:2px;
  background:var(--line-strong);
}
.step-card:last-child::after{display:none;}

/* ============ 参赛支持（图文） ============ */
.support-grid{
  display:grid;grid-template-columns:1.05fr .95fr;gap:64px;align-items:center;
}
.support-media{position:relative;border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-card);}
.support-media img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-card);}
.support-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(14,20,18,0) 44%,rgba(14,20,18,.55) 100%);
}
.media-tag{
  position:absolute;left:20px;bottom:20px;z-index:2;
  padding:9px 16px;border-radius:var(--r-pill);
  background:rgba(200,255,61,.94);color:var(--ink);
  font-size:14px;font-weight:800;
}
.check-list{margin-top:28px;display:flex;flex-direction:column;gap:16px;}
.check-list li{
  display:flex;gap:14px;align-items:flex-start;
  padding:16px 18px;border-radius:14px;
  background:#fff;border:1px solid var(--line);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease);
}
.check-list li:hover{transform:translateY(-3px);box-shadow:var(--sh-card);}
.check-list .tick{
  flex-shrink:0;width:24px;height:24px;border-radius:50%;
  background:rgba(200,255,61,.3);color:#2C5B12;
  display:flex;align-items:center;justify-content:center;
  font-size:13px;font-weight:800;margin-top:4px;
}
.check-list strong{display:block;font-size:16px;margin-bottom:4px;}
.check-list p{font-size:14.5px;color:var(--muted);line-height:1.72;}

/* ============ FAQ ============ */
.faq-wrap{max-width:920px;margin:0 auto;}
.faq-list{display:flex;flex-direction:column;gap:14px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:16px;
  overflow:hidden;transition:border-color .25s var(--ease),box-shadow .25s var(--ease);
}
.faq-item:hover{border-color:var(--line-strong);}
.faq-item.is-open{border-color:rgba(200,255,61,.9);background:#FBFFF1;box-shadow:var(--sh-card);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:20px 24px;min-height:52px;text-align:left;
  font-size:17px;font-weight:700;color:var(--text);line-height:1.5;
  transition:color .2s var(--ease);
}
.faq-q:hover{color:var(--field);}
.faq-icon{
  position:relative;flex-shrink:0;width:26px;height:26px;border-radius:50%;
  background:var(--cool);
  transition:background-color .25s var(--ease),transform .3s var(--ease);
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--ink);border-radius:2px;
  transform:translate(-50%,-50%);
}
.faq-icon::before{width:12px;height:2px;}
.faq-icon::after{width:2px;height:12px;transition:transform .3s var(--ease);}
.faq-item.is-open .faq-icon{background:var(--lime);transform:rotate(90deg);}
.faq-item.is-open .faq-icon::after{transform:translate(-50%,-50%) scaleY(0);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .36s var(--ease);}
.faq-a-inner{padding:0 24px 22px;font-size:16px;color:var(--muted);line-height:1.85;}

/* ============ CTA 通栏 ============ */
.cta-band{
  background:linear-gradient(120deg,var(--ink) 0%,var(--field) 100%);
  border-radius:26px;padding:56px 56px;position:relative;overflow:hidden;
  color:var(--white);
}
.cta-band::after{
  content:"";position:absolute;right:-90px;top:-90px;width:320px;height:320px;
  border-radius:50%;border:1px solid rgba(200,255,61,.22);
  box-shadow:0 0 0 48px rgba(200,255,61,.05);
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.4fr .9fr;gap:44px;align-items:center;}
.cta-band h2{color:var(--white);font-size:clamp(26px,3vw,38px);}
.cta-band p{margin-top:14px;color:rgba(244,247,243,.78);font-size:16.5px;max-width:46ch;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;}
.cta-side{display:flex;flex-direction:column;gap:14px;align-items:flex-start;}
.cta-side .contact-line{font-size:15px;color:rgba(244,247,243,.72);}
.cta-side .contact-line strong{color:var(--lime);font-size:20px;letter-spacing:.02em;}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:rgba(244,247,243,.72);padding:72px 0 0;margin-top:96px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:44px;padding-bottom:56px;}
.footer-col h4{color:var(--white);font-size:16px;margin-bottom:18px;letter-spacing:.02em;}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col li{font-size:14.5px;line-height:1.7;}
.footer-col a{transition:color .2s var(--ease);}
.footer-col a:hover{color:var(--lime);}
.footer-brand .brand{margin-bottom:20px;}
.footer-brand p{font-size:14.5px;line-height:1.85;max-width:42ch;}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  padding:22px 0;border-top:1px solid rgba(255,255,255,.1);
  font-size:13.5px;color:rgba(244,247,243,.5);
}

/* ============ 响应式 ============ */
@media (max-width:1280px){
  :root{--container:1140px;}
  .support-grid{gap:44px;}
}
@media (max-width:1024px){
  .main-nav{display:none;}
  .hamburger{display:flex;}
  .nav-actions .btn{display:none;}
  .section{padding:76px 0;}
  .steps-grid{grid-template-columns:repeat(2,1fr);}
  .step-card::after{display:none;}
  .support-grid{grid-template-columns:1fr;gap:36px;}
  .cta-inner{grid-template-columns:1fr;gap:30px;}
  .stats-grid{grid-template-columns:repeat(2,1fr);}
  .stat-item:nth-child(2){border-right:0;}
  .stat-item:nth-child(1),.stat-item:nth-child(2){border-bottom:1px solid rgba(255,255,255,.12);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
}
@media (max-width:768px){
  body{font-size:16px;}
  :root{--gutter:18px;}
  .cat-hero{padding:132px 0 64px;}
  .cat-hero h1{max-width:none;}
  .section{padding:60px 0;}
  .section-head{margin-bottom:34px;}
  .tl-item{grid-template-columns:1fr;gap:12px;}
  .tl-date{
    flex-direction:row;justify-content:flex-start;gap:12px;padding:14px 20px;
  }
  .tl-date::after{display:none;}
  .tl-day{font-size:26px;}
  .tl-month{margin-top:0;font-size:13px;}
  .tl-card{padding:22px 20px;}
  .cta-band{padding:38px 26px;border-radius:20px;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:32px;padding-bottom:40px;}
  .site-footer{padding-top:56px;margin-top:70px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:520px){
  .cat-hero h1{font-size:32px;}
  .hero-actions .btn{width:100%;}
  .stats-grid{grid-template-columns:1fr;}
  .stat-item{border-right:0;border-bottom:1px solid rgba(255,255,255,.12);}
  .stat-item:last-child{border-bottom:0;}
  .steps-grid{grid-template-columns:1fr;}
  .tl-meta{gap:10px;flex-direction:column;}
}

/* roulang page: category2 */
:root{
  --ink:#0E1412;
  --green:#123B2A;
  --lemon:#C8FF3D;
  --orange:#FF6A2A;
  --bg:#F7F8F4;
  --grey:#E8EEEA;
  --text:#101614;
  --muted:#5B6760;
  --invert:#F4F7F3;
  --border:rgba(14,20,18,.12);
  --border-strong:rgba(14,20,18,.2);
  --r-card:18px;
  --r-img:16px;
  --r-btn:12px;
  --r-pill:999px;
  --shadow-1:0 12px 32px rgba(14,20,18,.08);
  --shadow-2:0 18px 44px rgba(14,20,18,.14);
  --shadow-dark:0 20px 50px rgba(0,0,0,.35);
  --container:1240px;
  --gutter:24px;
  --sec:104px;
  --font:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font);
  font-size:17px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
button,input,select,textarea{font:inherit;color:inherit}
button{background:none;border:none;cursor:pointer}
:focus-visible{outline:2px solid var(--lemon);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 var(--gutter)}
.section{padding:var(--sec) 0}
.section--tight{padding:72px 0}
.section--dark{background:var(--ink);color:var(--invert)}
.section--green{background:var(--green);color:var(--invert)}
.section--grey{background:var(--grey)}

/* ---------- 导航 ---------- */
.site-header{
  position:fixed;
  top:0;left:0;right:0;
  z-index:120;
  background:rgba(14,20,18,.42);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  backdrop-filter:blur(14px) saturate(140%);
  border-bottom:1px solid rgba(255,255,255,.16);
  box-shadow:0 8px 32px rgba(0,0,0,.18);
  transition:background .35s ease,box-shadow .35s ease,border-color .35s ease;
}
.site-header.is-scrolled{
  background:rgba(14,20,18,.95);
  border-bottom-color:rgba(255,255,255,.08);
  box-shadow:0 10px 30px rgba(0,0,0,.32);
}
.nav-wrap{display:flex;align-items:center;gap:28px;height:76px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:26px;height:26px;border-radius:8px;
  background:linear-gradient(135deg,var(--lemon) 0%,var(--orange) 100%);
  box-shadow:0 0 0 3px rgba(200,255,61,.16);
}
.brand-text{
  font-size:19px;font-weight:800;letter-spacing:.4px;color:#fff;white-space:nowrap;
}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav-link{
  position:relative;
  padding:9px 14px;border-radius:var(--r-pill);
  font-size:15.5px;font-weight:500;color:rgba(244,247,243,.82);
  transition:color .22s ease,background .22s ease;
  white-space:nowrap;
}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.1)}
.nav-link.is-active{color:var(--ink);background:var(--lemon);font-weight:700}
.nav-actions{display:flex;align-items:center;gap:12px;margin-left:8px}
.icon-btn{
  width:40px;height:40px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  color:#fff;background:rgba(255,255,255,.1);
  border:1px solid rgba(255,255,255,.16);
  transition:background .22s ease,transform .22s ease;
}
.icon-btn:hover{background:rgba(255,255,255,.2);transform:translateY(-2px)}
.icon-btn svg{width:18px;height:18px}
.menu-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.16);
  flex-direction:column;align-items:center;justify-content:center;gap:5px;
}
.menu-toggle span{display:block;width:20px;height:2px;background:#fff;border-radius:2px;transition:transform .3s ease,opacity .3s ease}
.menu-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.menu-toggle.is-open span:nth-child(2){opacity:0}
.menu-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* 抽屉 */
.drawer{
  position:fixed;inset:0;z-index:110;
  background:rgba(14,20,18,.96);
  -webkit-backdrop-filter:blur(18px);
  backdrop-filter:blur(18px);
  padding:104px 24px 40px;
  display:flex;flex-direction:column;gap:6px;
  transform:translateY(-100%);
  opacity:0;visibility:hidden;
  transition:transform .38s cubic-bezier(.4,0,.2,1),opacity .3s ease,visibility .3s ease;
}
.drawer.is-open{transform:translateY(0);opacity:1;visibility:visible}
.drawer a{
  font-size:22px;font-weight:700;color:var(--invert);
  padding:16px 4px;border-bottom:1px solid rgba(255,255,255,.1);
  transition:color .22s ease,padding-left .22s ease;
}
.drawer a:hover{color:var(--lemon);padding-left:10px}
.drawer a.is-active{color:var(--lemon)}
.drawer .btn{margin-top:auto}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;border-radius:var(--r-btn);
  font-size:16px;font-weight:700;letter-spacing:.2px;
  border:1.5px solid transparent;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease,border-color .22s ease,opacity .22s ease;
  cursor:pointer;text-align:center;
}
.btn-sm{padding:10px 20px;font-size:15px}
.btn-primary{background:var(--lemon);color:var(--ink);box-shadow:0 8px 22px rgba(200,255,61,.24)}
.btn-primary:hover{background:#d7ff66;transform:translateY(-2px);box-shadow:0 14px 30px rgba(200,255,61,.32)}
.btn-primary:active{transform:translateY(0);box-shadow:0 6px 16px rgba(200,255,61,.22)}
.btn-ghost{background:transparent;color:var(--invert);border-color:rgba(255,255,255,.5)}
.btn-ghost:hover{background:#fff;color:var(--ink);border-color:#fff;transform:translateY(-2px)}
.btn-outline{background:transparent;color:var(--green);border-color:rgba(18,59,42,.45)}
.btn-outline:hover{background:var(--green);color:#fff;transform:translateY(-2px)}
.btn-block{width:100%}
.btn:disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;
  font-weight:700;color:var(--green);font-size:15.5px;
}
.link-arrow::after{content:"→";transition:transform .22s ease}
.link-arrow:hover::after{transform:translateX(4px)}
.link-arrow:hover{color:var(--orange)}

/* ---------- 通用标题 ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:1.6px;text-transform:uppercase;
  color:var(--orange);margin-bottom:16px;
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--orange);border-radius:2px}
.sec-title{font-size:clamp(28px,3.2vw,40px);line-height:1.22;font-weight:800;letter-spacing:-.4px}
.sec-sub{margin-top:16px;font-size:17px;color:var(--muted);max-width:720px}
.section--dark .sec-sub,.section--green .sec-sub{color:rgba(244,247,243,.78)}
.sec-head{margin-bottom:52px}
.sec-head--center{text-align:center}
.sec-head--center .sec-sub{margin-left:auto;margin-right:auto}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  min-height:600px;
  padding:150px 0 80px;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;
  background-position:center;
  color:var(--invert);
  overflow:hidden;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(14,20,18,.94) 0%,rgba(18,59,42,.82) 45%,rgba(14,20,18,.45) 100%);
}
.hero::after{
  content:"";position:absolute;right:-8%;top:-12%;width:52%;height:130%;
  background:linear-gradient(120deg,rgba(200,255,61,.14),rgba(200,255,61,0) 62%);
  transform:skewX(-16deg);pointer-events:none;
}
.hero .container{position:relative;z-index:2}
.breadcrumb{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  font-size:14px;color:rgba(244,247,243,.7);margin-bottom:26px;
}
.breadcrumb a{color:rgba(244,247,243,.7);transition:color .22s ease}
.breadcrumb a:hover{color:var(--lemon)}
.breadcrumb .sep{color:rgba(244,247,243,.35)}
.breadcrumb .current{color:#fff;font-weight:700}
.hero h1{
  font-size:clamp(34px,4.6vw,60px);
  line-height:1.16;font-weight:800;letter-spacing:-1px;max-width:900px;
}
.hero h1 em{font-style:normal;color:var(--lemon)}
.hero-lead{
  margin-top:22px;font-size:18px;line-height:1.85;
  color:rgba(244,247,243,.84);max-width:660px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:36px}
.hero-stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:24px;
  margin-top:56px;padding-top:32px;
  border-top:1px solid rgba(255,255,255,.16);
}
.hero-stat b{display:block;font-size:32px;font-weight:800;color:var(--lemon);line-height:1.1;letter-spacing:-.5px}
.hero-stat span{display:block;margin-top:6px;font-size:14px;color:rgba(244,247,243,.72)}

/* ---------- 卖点条 ---------- */
.value-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.value-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--r-card);
  padding:32px 28px;box-shadow:var(--shadow-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.value-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(200,255,61,.6)}
.value-icon{
  width:44px;height:44px;border-radius:12px;
  background:linear-gradient(135deg,rgba(200,255,61,.9),rgba(200,255,61,.35));
  display:flex;align-items:center;justify-content:center;
  color:var(--green);font-weight:800;font-size:18px;margin-bottom:18px;
}
.value-card h3{font-size:21px;font-weight:800;line-height:1.4;margin-bottom:10px}
.value-card p{font-size:15.5px;color:var(--muted);line-height:1.8}

/* ---------- 培训路径 ---------- */
.path-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative}
.path-item{
  position:relative;padding:0 22px;
  border-left:1px dashed rgba(14,20,18,.18);
}
.path-item:first-child{border-left:none;padding-left:0}
.path-item:last-child{padding-right:0}
.path-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:40px;height:40px;border-radius:50%;
  background:var(--ink);color:var(--lemon);
  font-size:15px;font-weight:800;margin-bottom:18px;
}
.path-item h3{font-size:19px;font-weight:800;margin-bottom:10px}
.path-item p{font-size:15px;color:var(--muted);line-height:1.8}

/* ---------- 阶段课程交错 ---------- */
.stage-row{
  display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;
  padding:36px 0;
}
.stage-row + .stage-row{border-top:1px solid var(--border)}
.stage-row--reverse .stage-media{order:2}
.stage-media{
  border-radius:var(--r-img);overflow:hidden;box-shadow:var(--shadow-1);
  position:relative;aspect-ratio:16/10;background:var(--grey);
}
.stage-media img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease}
.stage-media:hover img{transform:scale(1.05)}
.stage-tag{
  position:absolute;top:16px;left:16px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:rgba(14,20,18,.78);color:var(--lemon);
  font-size:13px;font-weight:700;letter-spacing:.4px;
}
.stage-body h3{font-size:26px;font-weight:800;line-height:1.35;margin-bottom:14px}
.stage-body p{color:var(--muted);font-size:16px;line-height:1.85}
.stage-list{margin-top:20px;display:grid;gap:10px}
.stage-list li{position:relative;padding-left:24px;font-size:15.5px;color:var(--text)}
.stage-list li::before{
  content:"";position:absolute;left:0;top:11px;
  width:10px;height:10px;border-radius:3px;background:var(--lemon);
  box-shadow:0 0 0 1px rgba(14,20,18,.15);
}

/* ---------- 教练与课程矩阵 ---------- */
.coach-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.coach-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform .25s ease,box-shadow .25s ease;
}
.coach-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2)}
.coach-photo{aspect-ratio:3/2;overflow:hidden;background:var(--grey)}
.coach-photo img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.coach-card:hover .coach-photo img{transform:scale(1.05)}
.coach-body{padding:24px 24px 28px}
.coach-body h3{font-size:19px;font-weight:800;margin-bottom:6px}
.coach-meta{font-size:13.5px;color:var(--orange);font-weight:700;margin-bottom:12px;letter-spacing:.3px}
.coach-body p{font-size:15px;color:var(--muted);line-height:1.8}

.course-table-wrap{
  margin-top:40px;background:#fff;border:1px solid var(--border);
  border-radius:var(--r-card);box-shadow:var(--shadow-1);overflow:hidden;
}
.course-table{width:100%;border-collapse:collapse;font-size:15.5px}
.course-table thead th{
  background:var(--green);color:var(--invert);text-align:left;
  padding:16px 22px;font-size:14.5px;font-weight:700;letter-spacing:.4px;
}
.course-table td{padding:16px 22px;border-top:1px solid var(--border);color:var(--muted)}
.course-table tbody tr:hover{background:rgba(200,255,61,.12)}
.course-table td:first-child{color:var(--text);font-weight:700}
.badge{
  display:inline-block;padding:4px 12px;border-radius:var(--r-pill);
  font-size:12.5px;font-weight:700;letter-spacing:.3px;
  background:var(--grey);color:var(--green);
}
.badge--lemon{background:rgba(200,255,61,.55);color:var(--ink)}
.badge--orange{background:rgba(255,106,42,.14);color:#C24A12}

/* ---------- 保障 ---------- */
.guarantee{display:grid;grid-template-columns:1.05fr .95fr;gap:60px;align-items:center}
.guarantee-media{border-radius:var(--r-img);overflow:hidden;box-shadow:var(--shadow-dark)}
.guarantee-media img{width:100%;aspect-ratio:4/3;object-fit:cover}
.g-list{display:grid;gap:20px;margin-top:30px}
.g-list li{
  display:flex;gap:16px;align-items:flex-start;
  padding:18px 20px;border-radius:14px;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);
}
.g-list strong{display:block;color:#fff;font-size:16.5px;margin-bottom:4px}
.g-list span{font-size:14.5px;color:rgba(244,247,243,.75);line-height:1.75}
.g-dot{
  flex:0 0 34px;width:34px;height:34px;border-radius:10px;
  background:var(--lemon);color:var(--ink);
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:15px;
}

/* ---------- 表单 ---------- */
.booking-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:60px;align-items:start}
.booking-info h2{font-size:clamp(26px,3vw,38px);font-weight:800;line-height:1.25;margin-bottom:18px}
.booking-info p{color:var(--muted);font-size:16px;line-height:1.85}
.contact-list{margin-top:30px;display:grid;gap:14px}
.contact-list li{
  display:flex;gap:12px;font-size:15.5px;color:var(--text);
  padding-bottom:14px;border-bottom:1px dashed var(--border);
}
.contact-list li b{color:var(--green);min-width:74px;font-weight:700}
.form-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--r-card);
  padding:36px 34px;box-shadow:var(--shadow-1);
}
.form-card h3{font-size:22px;font-weight:800;margin-bottom:8px}
.form-card .form-note{font-size:14px;color:var(--muted);margin-bottom:26px}
.form-row{display:grid;gap:8px;margin-bottom:18px}
.form-row label{font-size:14.5px;font-weight:700;color:var(--text)}
.form-row label .req{color:var(--orange)}
.input{
  height:48px;padding:0 16px;border-radius:var(--r-btn);
  border:1.5px solid var(--border-strong);background:#fff;
  transition:border-color .22s ease,box-shadow .22s ease;
  font-size:15.5px;width:100%;
}
textarea.input{height:110px;padding:12px 16px;resize:vertical;line-height:1.7}
.input:focus{outline:none;border-color:var(--lemon);box-shadow:0 0 0 4px rgba(200,255,61,.28)}
.form-hint{font-size:13px;color:var(--muted)}
.form-success{
  display:none;margin-top:18px;padding:14px 18px;border-radius:12px;
  background:rgba(18,59,42,.08);border:1px solid rgba(18,59,42,.22);
  color:var(--green);font-size:15px;font-weight:600;
}
.form-success.is-visible{display:block}

/* ---------- FAQ ---------- */
.faq-list{max-width:920px;margin:0 auto;display:grid;gap:14px}
.faq-item{
  background:#fff;border:1px solid var(--border);border-radius:var(--r-card);
  overflow:hidden;transition:border-color .25s ease,box-shadow .25s ease;
}
.faq-item[open]{border-color:rgba(200,255,61,.7);box-shadow:var(--shadow-1)}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 24px;min-height:56px;
  font-size:17px;font-weight:700;line-height:1.5;
  transition:background .25s ease,color .25s ease;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{background:rgba(200,255,61,.14)}
.faq-item summary::after{
  content:"";flex:0 0 10px;width:10px;height:10px;
  border-right:2px solid var(--green);border-bottom:2px solid var(--green);
  transform:rotate(45deg);transition:transform .3s ease;margin-right:4px;
}
.faq-item[open] summary{background:rgba(200,255,61,.18)}
.faq-item[open] summary::after{transform:rotate(-135deg)}
.faq-body{padding:0 24px 22px;color:var(--muted);font-size:15.5px;line-height:1.85}

/* ---------- CTA ---------- */
.cta-band{
  background:linear-gradient(115deg,var(--ink) 0%,var(--green) 100%);
  color:var(--invert);border-radius:0;
  padding:76px 0;
  position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-6%;bottom:-40%;width:44%;height:180%;
  background:linear-gradient(120deg,rgba(200,255,61,.14),rgba(200,255,61,0) 65%);
  transform:skewX(-14deg);
}
.cta-inner{
  position:relative;z-index:2;
  display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap;
}
.cta-inner h2{font-size:clamp(26px,3vw,38px);font-weight:800;line-height:1.25;max-width:640px}
.cta-inner p{margin-top:12px;color:rgba(244,247,243,.8);font-size:16.5px;max-width:620px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:rgba(244,247,243,.78);padding:72px 0 0}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1.2fr 1fr;gap:40px;
  padding-bottom:52px;border-bottom:1px solid rgba(255,255,255,.12);
}
.footer-brand .brand{margin-bottom:18px}
.footer-brand p{font-size:15px;line-height:1.85;color:rgba(244,247,243,.68);max-width:380px}
.footer-col h4{font-size:16px;color:#fff;font-weight:800;margin-bottom:18px;letter-spacing:.4px}
.footer-col ul{display:grid;gap:11px}
.footer-col li{font-size:15px;color:rgba(244,247,243,.7)}
.footer-col a{color:rgba(244,247,243,.7);transition:color .22s ease,padding-left .22s ease}
.footer-col a:hover{color:var(--lemon);padding-left:4px}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:24px 0 32px;font-size:14px;color:rgba(244,247,243,.55);
}

/* ---------- 响应式 ---------- */
@media (max-width:1280px){
  :root{--container:1120px}
}
@media (max-width:1024px){
  :root{--sec:76px}
  .main-nav{display:none}
  .menu-toggle{display:flex}
  .nav-actions .btn-sm{display:none}
  .hero{min-height:auto;padding:132px 0 68px}
  .value-grid{grid-template-columns:repeat(2,1fr)}
  .path-grid{grid-template-columns:repeat(2,1fr);gap:36px 0}
  .path-item{padding:0 18px}
  .path-item:nth-child(3){border-left:none;padding-left:0}
  .coach-grid{grid-template-columns:repeat(2,1fr)}
  .guarantee,.booking-grid{grid-template-columns:1fr;gap:40px}
  .stage-row{gap:36px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
}
@media (max-width:768px){
  body{font-size:16px}
  :root{--sec:58px;--gutter:20px}
  .section--tight{padding:52px 0}
  .hero{padding:118px 0 56px}
  .hero h1{font-size:clamp(28px,7vw,40px);letter-spacing:-.4px}
  .hero-lead{font-size:16.5px}
  .hero-actions .btn{width:100%}
  .hero-stats{grid-template-columns:repeat(2,1fr);gap:20px;margin-top:40px}
  .hero-stat b{font-size:26px}
  .value-grid{grid-template-columns:1fr}
  .path-grid{grid-template-columns:1fr;gap:26px}
  .path-item{border-left:none;padding:0;border-top:1px dashed rgba(14,20,18,.18);padding-top:22px}
  .path-item:first-child{border-top:none;padding-top:0}
  .stage-row{grid-template-columns:1fr;gap:24px;padding:28px 0}
  .stage-row--reverse .stage-media{order:0}
  .coach-grid{grid-template-columns:1fr}
  .course-table-wrap{overflow-x:auto}
  .course-table{min-width:640px}
  .cta-inner{flex-direction:column;align-items:flex-start}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .form-card{padding:26px 22px}
  .faq-item summary{padding:18px 20px;font-size:16px}
  .faq-body{padding:0 20px 20px}
}
@media (max-width:520px){
  .brand-text{font-size:16.5px}
  .hero-stats{grid-template-columns:1fr 1fr;gap:16px}
  .value-card{padding:26px 22px}
  .stage-body h3{font-size:22px}
  .btn{padding:13px 22px;font-size:15.5px}
}

/* roulang page: category4 */
:root{
  --ink:#0E1412;
  --green:#123B2A;
  --green-soft:#1B5440;
  --lemon:#C8FF3D;
  --orange:#FF6A2A;
  --bg:#F7F8F4;
  --bg-cool:#E8EEEA;
  --text:#101614;
  --muted:#5B6760;
  --white:#F4F7F3;
  --border:rgba(14,20,18,.12);
  --border-soft:rgba(255,255,255,.16);
  --radius-card:18px;
  --radius-img:16px;
  --radius-btn:12px;
  --radius-pill:999px;
  --shadow-sm:0 12px 32px rgba(14,20,18,.08);
  --shadow-lg:0 18px 44px rgba(14,20,18,.14);
  --container:1240px;
  --space-section:104px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",sans-serif;
  font-size:17px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--radius-img);}
a{color:inherit;text-decoration:none;transition:color .25s ease,opacity .25s ease;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;line-height:1.2;font-weight:800;letter-spacing:-.01em;}
p{margin:0;}
button,input,select,textarea{font:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;}
:focus-visible{outline:3px solid var(--lemon);outline-offset:3px;border-radius:6px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
.section{padding:var(--space-section) 0;}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head h2{font-size:clamp(28px,3.2vw,38px);margin-bottom:14px;}
.section-head p{color:var(--muted);font-size:17px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:var(--green);margin-bottom:14px;
}
.eyebrow::before{content:"";width:26px;height:3px;border-radius:2px;background:var(--lemon);}
.tag{
  display:inline-block;padding:6px 14px;border-radius:var(--radius-pill);
  background:var(--bg-cool);color:var(--green);font-size:13px;font-weight:700;
}
.tag.lemon{background:var(--lemon);color:var(--ink);}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:14px 26px;border-radius:var(--radius-btn);
  font-size:16px;font-weight:700;line-height:1;
  transition:transform .22s ease,background .22s ease,box-shadow .22s ease,color .22s ease,border-color .22s ease;
  border:1px solid transparent;
}
.btn svg{width:16px;height:16px;transition:transform .22s ease;}
.btn-primary{background:var(--lemon);color:var(--ink);box-shadow:0 10px 26px rgba(200,255,61,.28);}
.btn-primary:hover{background:#D6FF66;transform:translateY(-2px);box-shadow:0 16px 34px rgba(200,255,61,.34);}
.btn-primary:hover svg{transform:translateX(4px);}
.btn-primary:active{transform:translateY(-1px);}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.5);color:var(--white);}
.btn-ghost:hover{background:var(--white);color:var(--ink);transform:translateY(-2px);}
.btn-outline{background:transparent;border-color:var(--border);color:var(--text);}
.btn-outline:hover{border-color:var(--green);color:var(--green);transform:translateY(-2px);}
.btn-sm{padding:10px 18px;font-size:14px;border-radius:10px;}
.btn-block{width:100%;}
.btn:disabled{opacity:.45;cursor:not-allowed;transform:none;}

/* 导航 */
.site-header{
  position:fixed;inset:0 0 auto 0;z-index:120;
  background:rgba(14,20,18,.42);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  backdrop-filter:blur(14px) saturate(140%);
  border-bottom:1px solid var(--border-soft);
  box-shadow:0 8px 32px rgba(0,0,0,.18);
  transition:background .3s ease,box-shadow .3s ease;
}
.site-header.is-solid{background:rgba(14,20,18,.95);box-shadow:0 10px 30px rgba(0,0,0,.28);}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:76px;}
.brand{display:inline-flex;align-items:center;gap:12px;color:var(--white);}
.brand-mark{
  width:34px;height:34px;border-radius:10px;flex:0 0 34px;
  background:linear-gradient(135deg,var(--lemon) 0%,var(--lemon) 45%,var(--orange) 100%);
  box-shadow:0 6px 18px rgba(200,255,61,.28);
  position:relative;
}
.brand-mark::after{
  content:"";position:absolute;inset:9px 9px auto 9px;height:3px;border-radius:2px;
  background:var(--ink);box-shadow:0 6px 0 var(--ink),0 12px 0 var(--ink);
}
.brand-text{font-size:19px;font-weight:800;letter-spacing:.02em;}
.main-nav{display:flex;align-items:center;gap:6px;}
.nav-link{
  padding:10px 16px;border-radius:var(--radius-pill);
  color:rgba(244,247,243,.82);font-size:15px;font-weight:600;
  transition:color .22s ease,background .22s ease;
}
.nav-link:hover{color:var(--lemon);background:rgba(255,255,255,.08);}
.nav-link.is-active{color:var(--ink);background:var(--lemon);}
.header-actions{display:flex;align-items:center;gap:14px;}
.icon-btn{
  width:42px;height:42px;border-radius:var(--radius-pill);display:inline-flex;
  align-items:center;justify-content:center;color:var(--white);
  border:1px solid var(--border-soft);transition:background .22s ease,color .22s ease;
}
.icon-btn:hover{background:rgba(255,255,255,.12);color:var(--lemon);}
.menu-toggle{
  display:none;width:44px;height:42px;border-radius:10px;
  border:1px solid var(--border-soft);padding:10px;background:rgba(255,255,255,.06);
}
.menu-toggle span{display:block;height:2px;border-radius:2px;background:var(--white);margin:4px 0;}
.nav-scrim{position:fixed;inset:0;background:rgba(6,10,9,.55);opacity:0;pointer-events:none;transition:opacity .3s ease;z-index:110;}
body.nav-open .nav-scrim{opacity:1;pointer-events:auto;}

/* 面包屑 */
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:rgba(244,247,243,.72);margin-bottom:22px;}
.breadcrumb a:hover{color:var(--lemon);}
.breadcrumb .sep{opacity:.5;}
.breadcrumb .current{color:var(--white);font-weight:700;}

/* 页面横幅 */
.page-hero{position:relative;overflow:hidden;background:var(--ink);color:var(--white);padding:150px 0 86px;}
.page-hero-bg{
  position:absolute;inset:0;background-size:cover;background-position:center;
  opacity:.5;transform:scale(1.04);
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(14,20,18,.94) 0%,rgba(14,20,18,.72) 48%,rgba(18,59,42,.5) 100%);
}
.page-hero-inner{position:relative;z-index:2;max-width:820px;}
.page-hero h1{font-size:clamp(32px,4.4vw,54px);margin:18px 0 18px;}
.page-hero h1 em{font-style:normal;color:var(--lemon);}
.page-hero p{color:rgba(244,247,243,.82);font-size:18px;max-width:660px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}

/* 速览数据 */
.quick-bar{background:var(--ink);color:var(--white);padding:0 0 6px;}
.quick-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
  border-top:1px solid rgba(255,255,255,.12);padding:34px 0 40px;
}
.quick-item{padding-right:18px;border-right:1px solid rgba(255,255,255,.1);}
.quick-item:last-child{border-right:0;}
.quick-num{font-size:clamp(28px,3.4vw,40px);font-weight:800;color:var(--lemon);line-height:1.1;font-variant-numeric:tabular-nums;}
.quick-num small{font-size:15px;font-weight:600;color:rgba(244,247,243,.72);margin-left:6px;}
.quick-item p{font-size:14px;color:rgba(244,247,243,.7);margin-top:6px;}

/* 双栏专题 */
.split{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(0,1fr);gap:56px;align-items:start;}
.topic + .topic{margin-top:52px;padding-top:48px;border-top:1px dashed var(--border);}
.topic h3{font-size:24px;margin-bottom:14px;display:flex;align-items:center;gap:12px;}
.topic h3 .idx{
  font-size:13px;font-weight:800;color:var(--green);background:var(--bg-cool);
  width:34px;height:34px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;flex:0 0 34px;
}
.topic p{color:#2C3733;margin-bottom:16px;}
.topic figure{margin:26px 0 0;}
.topic figure img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.topic figcaption{font-size:13.5px;color:var(--muted);margin-top:10px;}
.bullet-list{margin-top:8px;}
.bullet-list li{
  position:relative;padding-left:26px;margin-bottom:12px;color:#2C3733;
}
.bullet-list li::before{
  content:"";position:absolute;left:0;top:11px;width:9px;height:9px;border-radius:3px;
  background:var(--lemon);box-shadow:0 0 0 3px rgba(200,255,61,.22);
}
.side-card{
  position:sticky;top:104px;
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);
  padding:28px;box-shadow:var(--shadow-sm);
}
.side-card h3{font-size:20px;margin-bottom:8px;}
.side-card .hint{font-size:14px;color:var(--muted);margin-bottom:18px;}
.side-list li{
  display:flex;gap:12px;padding:14px 0;border-bottom:1px solid var(--border);
  font-size:15px;color:#2C3733;
}
.side-list li:last-of-type{border-bottom:0;}
.side-list .dot{
  width:8px;height:8px;border-radius:50%;background:var(--orange);flex:0 0 8px;margin-top:9px;
}
.side-card .btn{margin-top:18px;}

/* 自测清单 */
.check-panel{
  background:#fff;border:1px solid var(--border);border-radius:22px;
  padding:38px;box-shadow:var(--shadow-sm);
}
.check-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px 28px;margin-top:26px;}
.check-item{
  display:flex;align-items:flex-start;gap:14px;padding:16px 18px;
  border:1px solid var(--border);border-radius:14px;background:var(--bg);
  cursor:pointer;transition:border-color .2s ease,background .2s ease,transform .2s ease;
}
.check-item:hover{border-color:rgba(18,59,42,.35);transform:translateY(-2px);}
.check-item input{
  appearance:none;-webkit-appearance:none;width:22px;height:22px;flex:0 0 22px;
  border:2px solid rgba(14,20,18,.28);border-radius:7px;margin:2px 0 0;background:#fff;
  transition:background .2s ease,border-color .2s ease;position:relative;
}
.check-item input:checked{background:var(--green);border-color:var(--green);}
.check-item input:checked::after{
  content:"";position:absolute;left:6px;top:2px;width:6px;height:11px;
  border:2px solid #fff;border-top:0;border-left:0;transform:rotate(42deg);
}
.check-item span{font-size:15.5px;color:#2C3733;}
.check-item:has(input:checked){border-color:var(--green);background:rgba(18,59,42,.05);}
.check-result{
  margin-top:26px;padding:20px 22px;border-radius:16px;
  background:var(--bg-cool);border-left:5px solid var(--green);
  font-size:15.5px;color:#20302A;
}
.check-result strong{color:var(--green);}

/* 服务条 */
.service-rows{display:grid;gap:16px;margin-top:36px;}
.service-row{
  display:grid;grid-template-columns:64px minmax(0,1fr) auto;align-items:center;gap:24px;
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);
  padding:24px 28px;box-shadow:var(--shadow-sm);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.service-row:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:rgba(18,59,42,.28);}
.service-row .num{
  font-size:20px;font-weight:800;color:var(--green);width:56px;height:56px;border-radius:16px;
  background:var(--bg-cool);display:flex;align-items:center;justify-content:center;
}
.service-row h3{font-size:19px;margin-bottom:6px;}
.service-row p{font-size:15px;color:var(--muted);}
.service-row .go{
  font-size:15px;font-weight:700;color:var(--green);display:inline-flex;align-items:center;gap:8px;
}
.service-row:hover .go{color:var(--ink);}
.service-row .go svg{width:16px;height:16px;transition:transform .25s ease;}
.service-row:hover .go svg{transform:translateX(4px);}

/* FAQ */
.faq-wrap{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.35fr);gap:56px;align-items:start;}
.faq-list{background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-sm);}
.faq-item + .faq-item{border-top:1px solid var(--border);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 26px;text-align:left;font-size:17px;font-weight:700;line-height:1.5;
  color:var(--text);transition:background .25s ease,color .25s ease;
}
.faq-q:hover{background:rgba(18,59,42,.05);}
.faq-q .caret{
  width:28px;height:28px;flex:0 0 28px;border-radius:50%;
  background:var(--bg-cool);display:inline-flex;align-items:center;justify-content:center;
  transition:transform .3s ease,background .3s ease;
}
.faq-q .caret svg{width:14px;height:14px;color:var(--green);}
.faq-item.is-open .faq-q{background:rgba(200,255,61,.16);}
.faq-item.is-open .caret{transform:rotate(180deg);background:var(--lemon);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease;}
.faq-a p{padding:0 26px 24px;font-size:15.5px;color:var(--muted);}

/* CTA + 表单 */
.cta-section{background:var(--green);color:var(--white);padding:var(--space-section) 0;}
.cta-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,440px);gap:56px;align-items:start;}
.cta-copy h2{font-size:clamp(28px,3.4vw,40px);margin-bottom:16px;}
.cta-copy h2 em{font-style:normal;color:var(--lemon);}
.cta-copy p{color:rgba(244,247,243,.82);max-width:560px;}
.cta-points{margin-top:28px;display:grid;gap:12px;}
.cta-points li{display:flex;gap:12px;align-items:flex-start;font-size:15.5px;color:rgba(244,247,243,.9);}
.cta-points .dot{width:9px;height:9px;border-radius:3px;background:var(--lemon);flex:0 0 9px;margin-top:9px;}
.form-card{background:#fff;color:var(--text);border-radius:20px;padding:32px;box-shadow:0 24px 60px rgba(0,0,0,.24);}
.form-card h3{font-size:20px;margin-bottom:6px;}
.form-card .form-hint{font-size:14px;color:var(--muted);margin-bottom:22px;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:14px;font-weight:700;margin-bottom:8px;color:#2C3733;}
.field input,.field select,.field textarea{
  width:100%;height:48px;padding:0 14px;border-radius:var(--radius-btn);
  border:1px solid var(--border);background:var(--bg);color:var(--text);
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.field textarea{height:auto;min-height:96px;padding:12px 14px;resize:vertical;line-height:1.7;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--lemon);background:#fff;box-shadow:0 0 0 4px rgba(200,255,61,.28);
}
.form-success{
  display:none;margin-top:18px;padding:16px 18px;border-radius:14px;
  background:rgba(18,59,42,.08);border-left:5px solid var(--green);
  color:var(--green);font-size:15px;font-weight:600;
}
.form-success.is-visible{display:block;}

/* 页脚 */
.site-footer{background:var(--ink);color:rgba(244,247,243,.78);padding:72px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;padding-bottom:52px;}
.footer-brand .brand{color:var(--white);margin-bottom:16px;}
.footer-brand p{font-size:14.5px;line-height:1.9;max-width:340px;}
.footer-col h4{font-size:15px;color:var(--white);margin-bottom:18px;letter-spacing:.04em;}
.footer-col ul li{margin-bottom:12px;font-size:14.5px;}
.footer-col ul li a:hover{color:var(--lemon);}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  border-top:1px solid rgba(255,255,255,.12);padding:22px 24px 30px;
  font-size:13.5px;color:rgba(244,247,243,.6);
}

/* 响应式 */
@media (max-width:1180px){
  :root{--space-section:88px;}
  .split,.faq-wrap{gap:40px;}
  .cta-grid{gap:40px;}
}
@media (max-width:1024px){
  .main-nav{
    position:fixed;top:0;right:0;z-index:130;
    width:82%;max-width:360px;height:100vh;
    flex-direction:column;align-items:stretch;gap:8px;
    padding:96px 26px 40px;
    background:rgba(14,20,18,.96);
    -webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
    border-left:1px solid var(--border-soft);
    transform:translateX(102%);transition:transform .34s ease;
  }
  body.nav-open .main-nav{transform:translateX(0);}
  .nav-link{font-size:18px;padding:14px 18px;}
  .menu-toggle{display:block;}
  .split,.faq-wrap{grid-template-columns:1fr;}
  .side-card{position:static;}
  .quick-grid{grid-template-columns:repeat(2,1fr);gap:26px;}
  .quick-item:nth-child(2){border-right:0;}
  .cta-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:768px){
  :root{--space-section:68px;}
  body{font-size:16px;}
  .header-inner{height:68px;}
  .brand-text{font-size:17px;}
  .header-actions .btn-primary{display:none;}
  .page-hero{padding:126px 0 66px;}
  .check-grid{grid-template-columns:1fr;}
  .check-panel{padding:26px 20px;}
  .service-row{grid-template-columns:1fr;gap:14px;padding:22px;}
  .service-row .num{width:48px;height:48px;font-size:17px;border-radius:14px;}
  .faq-q{padding:18px 20px;min-height:56px;font-size:16px;}
  .faq-a p{padding:0 20px 22px;}
  .form-card{padding:24px;}
  .hero-actions .btn{width:100%;}
}
@media (max-width:520px){
  .container{padding:0 18px;}
  .quick-grid{grid-template-columns:1fr;gap:20px;}
  .quick-item{border-right:0;padding-bottom:16px;border-bottom:1px solid rgba(255,255,255,.1);}
  .quick-item:last-child{border-bottom:0;padding-bottom:0;}
  .footer-grid{grid-template-columns:1fr;gap:32px;}
  .footer-bottom{flex-direction:column;}
  .section-head h2{font-size:24px;}
}

/* roulang page: category3 */
:root{
  --ink:#0E1412;
  --field:#123B2A;
  --field-soft:#1B5039;
  --lime:#C8FF3D;
  --lime-deep:#A8E21F;
  --orange:#FF6A2A;
  --bg:#F7F8F4;
  --grey:#E8EEEA;
  --text:#101614;
  --muted:#5B6760;
  --inverse:#F4F7F3;
  --border:rgba(14,20,18,.12);
  --border-strong:rgba(14,20,18,.2);
  --radius-card:18px;
  --radius-img:16px;
  --radius-btn:12px;
  --radius-pill:999px;
  --shadow-card:0 12px 32px rgba(14,20,18,.08);
  --shadow-hover:0 18px 44px rgba(14,20,18,.14);
  --shadow-dark:0 20px 48px rgba(0,0,0,.32);
  --space-block:100px;
  --font:"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:17px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
h1,h2,h3,h4{margin:0;line-height:1.2;font-weight:800;letter-spacing:.2px;}
h1{font-size:clamp(40px,5vw,72px);line-height:1.12;}
h2{font-size:clamp(28px,3vw,38px);}
h3{font-size:clamp(20px,2vw,25px);}
p{margin:0;}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul{margin:0;padding:0;list-style:none;}
button{font:inherit;color:inherit;cursor:pointer;border:0;background:none;}
summary{cursor:pointer;}
:focus-visible{outline:3px solid var(--lime);outline-offset:3px;border-radius:6px;}

.container{width:100%;max-width:1280px;margin:0 auto;padding:0 24px;}
.section{padding:var(--space-block) 0;}
.section-tight{padding:72px 0;}
.section-head{max-width:760px;margin-bottom:48px;}
.section-head .eyebrow{display:inline-block;margin-bottom:14px;}
.section-head p{margin-top:16px;color:var(--muted);}
.eyebrow{
  font-size:13px;
  letter-spacing:.22em;
  text-transform:uppercase;
  font-weight:700;
  color:var(--field);
}
.eyebrow.on-dark{color:var(--lime);}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:52px;padding:0 26px;
  border-radius:var(--radius-btn);
  font-weight:700;font-size:16px;
  transition:transform .22s ease, box-shadow .22s ease, background .22s ease, color .22s ease, border-color .22s ease;
  white-space:nowrap;
}
.btn-sm{height:44px;padding:0 20px;font-size:15px;}
.btn-primary{background:var(--lime);color:var(--ink);box-shadow:0 10px 24px rgba(200,255,61,.28);}
.btn-primary:hover{background:#DBFF74;transform:translateY(-2px);box-shadow:0 16px 32px rgba(200,255,61,.34);}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{border:1px solid rgba(244,247,243,.42);color:var(--inverse);background:rgba(255,255,255,.06);}
.btn-ghost:hover{background:var(--inverse);color:var(--ink);border-color:var(--inverse);transform:translateY(-2px);}
.btn-outline{border:1px solid var(--border-strong);color:var(--field);background:transparent;}
.btn-outline:hover{background:var(--field);color:var(--inverse);border-color:var(--field);transform:translateY(-2px);}
.btn-block{width:100%;}

/* 顶部导航 */
.site-header{
  position:fixed;inset:0 0 auto 0;z-index:120;
  background:rgba(14,20,18,.42);
  backdrop-filter:blur(14px) saturate(140%);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  border-bottom:1px solid rgba(255,255,255,.16);
  box-shadow:0 8px 32px rgba(0,0,0,.18);
  transition:background .3s ease, box-shadow .3s ease;
}
.site-header.is-scrolled{background:rgba(14,20,18,.95);box-shadow:0 12px 36px rgba(0,0,0,.32);}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:26px;height:78px;}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:16px;height:16px;border-radius:4px;flex-shrink:0;
  background:linear-gradient(135deg,var(--lime) 0 48%,var(--orange) 48% 100%);
  transform:rotate(12deg);
}
.brand-text{font-weight:800;font-size:18px;letter-spacing:.4px;color:var(--inverse);}
.site-footer .brand-text{color:var(--inverse);}

.main-nav{display:flex;align-items:center;gap:6px;}
.nav-link{
  position:relative;
  padding:9px 14px;border-radius:var(--radius-pill);
  font-size:15.5px;font-weight:600;color:rgba(244,247,243,.82);
  transition:color .2s ease, background .2s ease;
}
.nav-link:hover{color:var(--lime);background:rgba(255,255,255,.08);}
.nav-link.is-active{color:var(--ink);background:var(--lime);}
.nav-actions{display:flex;align-items:center;gap:12px;}
.nav-toggle{
  display:none;width:46px;height:46px;border-radius:12px;
  border:1px solid rgba(255,255,255,.28);
  align-items:center;justify-content:center;flex-direction:column;gap:5px;
  background:rgba(255,255,255,.06);
}
.nav-toggle span{display:block;width:20px;height:2px;background:var(--inverse);border-radius:2px;transition:transform .25s ease,opacity .25s ease;}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle.is-open span:nth-child(2){opacity:0;}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

.mobile-drawer{
  display:none;
  background:rgba(14,20,18,.94);
  backdrop-filter:blur(16px);
  border-top:1px solid rgba(255,255,255,.12);
  padding:18px 24px 30px;
}
.mobile-drawer.is-open{display:block;}
.mobile-drawer a{
  display:block;padding:15px 6px;font-size:19px;font-weight:700;
  color:var(--inverse);border-bottom:1px solid rgba(255,255,255,.1);
}
.mobile-drawer a.is-active{color:var(--lime);}
.mobile-drawer .btn{margin-top:22px;}

/* 面包屑 */
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:rgba(244,247,243,.7);margin-bottom:22px;}
.breadcrumb a{color:rgba(244,247,243,.7);transition:color .2s ease;}
.breadcrumb a:hover{color:var(--lime);}
.breadcrumb .sep{opacity:.5;}
.breadcrumb .current{color:var(--inverse);font-weight:700;}

/* 页面 Hero */
.page-hero{
  position:relative;overflow:hidden;
  padding:168px 0 96px;
  background:var(--ink);
  isolation:isolate;
}
.page-hero-bg{
  position:absolute;inset:0;z-index:-2;
  background-image:url("/assets/images/backpic/back-1.png");
  background-size:cover;background-position:center;
  transform:scale(1.02);
}
.page-hero::after{
  content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(100deg,rgba(14,20,18,.94) 0%,rgba(14,20,18,.82) 44%,rgba(18,59,42,.62) 100%);
}
.page-hero-inner{position:relative;max-width:900px;}
.page-hero h1{color:var(--inverse);max-width:16em;}
.page-hero h1 .hl{color:var(--lime);}
.page-hero .lead{margin-top:22px;font-size:18px;line-height:1.85;color:rgba(244,247,243,.82);max-width:720px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px;}
.tag-chip{
  padding:8px 16px;border-radius:var(--radius-pill);
  font-size:14px;font-weight:600;
  color:var(--inverse);border:1px solid rgba(255,255,255,.24);
  background:rgba(255,255,255,.07);
  transition:background .2s ease,color .2s ease,border-color .2s ease;
}
.tag-chip:hover{background:var(--lime);color:var(--ink);border-color:var(--lime);}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:36px;}

/* 数据条 */
.stat-strip{background:var(--field);color:var(--inverse);padding:34px 0;}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.stat-item{text-align:center;padding:6px 8px;}
.stat-num{font-size:clamp(30px,3.4vw,44px);font-weight:800;color:var(--lime);line-height:1;font-variant-numeric:tabular-nums;}
.stat-num small{font-size:15px;font-weight:700;margin-left:4px;color:var(--inverse);}
.stat-label{margin-top:10px;font-size:14px;color:rgba(244,247,243,.76);}

/* 筛选栏 */
.filter-bar{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:34px;}
.filter-chip{
  padding:10px 20px;border-radius:var(--radius-pill);
  border:1px solid var(--border);background:#fff;
  font-size:15px;font-weight:600;color:var(--muted);
  transition:all .2s ease;
}
.filter-chip:hover{border-color:var(--field);color:var(--field);transform:translateY(-2px);}
.filter-chip.is-active{background:var(--field);border-color:var(--field);color:var(--inverse);}

/* 装备卡片 */
.gear-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:26px;}
.gear-card{
  display:flex;gap:0;flex-direction:column;
  background:#fff;border:1px solid var(--border);
  border-radius:var(--radius-card);overflow:hidden;
  box-shadow:var(--shadow-card);
  transition:transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.gear-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--border-strong);}
.gear-card.is-hidden{display:none;}
.gear-media{position:relative;aspect-ratio:16/10;background:var(--grey);overflow:hidden;}
.gear-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.gear-card:hover .gear-media img{transform:scale(1.05);}
.gear-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(14,20,18,0) 42%,rgba(14,20,18,.5) 100%);}
.gear-badge{
  position:absolute;left:16px;top:16px;z-index:2;
  padding:6px 14px;border-radius:var(--radius-pill);
  background:var(--lime);color:var(--ink);font-size:13px;font-weight:800;
}
.gear-body{padding:24px 26px 28px;display:flex;flex-direction:column;gap:14px;flex:1;}
.gear-body h3{transition:color .2s ease;}
.gear-card:hover .gear-body h3{color:var(--field);}
.gear-body p{color:var(--muted);font-size:15.5px;}
.gear-spec{display:flex;flex-wrap:wrap;gap:8px;}
.spec-pill{
  font-size:13px;font-weight:600;color:var(--field);
  background:var(--grey);border-radius:var(--radius-pill);
  padding:5px 13px;
}
.gear-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:6px;border-top:1px dashed var(--border);}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-weight:700;color:var(--field);font-size:15px;}
.link-arrow span{transition:transform .22s ease;}
.link-arrow:hover{color:var(--lime-deep);}
.link-arrow:hover span{transform:translateX(4px);}
.gear-note{font-size:13px;color:var(--muted);}

.empty-state{
  display:flex;flex-direction:column;align-items:center;gap:12px;
  padding:56px 24px;border:1px dashed var(--border-strong);
  border-radius:var(--radius-card);background:#fff;text-align:center;
}
.empty-state .empty-icon{width:46px;height:46px;border-radius:14px;background:var(--grey);display:grid;place-items:center;color:var(--muted);font-size:20px;}
.empty-state p{color:var(--muted);font-size:15px;}

/* 对比表 */
.compare-wrap{background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);box-shadow:var(--shadow-card);overflow:hidden;}
.table-scroll{overflow-x:auto;}
table.compare{width:100%;border-collapse:collapse;min-width:760px;font-size:15.5px;}
table.compare thead th{
  background:var(--field);color:var(--inverse);
  text-align:left;font-weight:700;font-size:15px;
  padding:18px 22px;white-space:nowrap;
}
table.compare tbody td{padding:18px 22px;border-bottom:1px solid var(--border);color:var(--muted);vertical-align:top;}
table.compare tbody tr:last-child td{border-bottom:0;}
table.compare tbody tr:hover td{background:rgba(232,238,234,.6);}
table.compare td:first-child{font-weight:700;color:var(--text);white-space:nowrap;}
.compare-tip{padding:18px 22px;background:var(--grey);font-size:14.5px;color:var(--muted);border-top:1px solid var(--border);}

/* 流程 */
.flow-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;counter-reset:step;}
.flow-item{
  position:relative;background:#fff;border:1px solid var(--border);
  border-radius:var(--radius-card);padding:28px 24px 26px;
  box-shadow:var(--shadow-card);transition:transform .25s ease,box-shadow .25s ease;
}
.flow-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.flow-item::before{
  counter-increment:step;content:"0" counter(step);
  display:block;font-size:15px;font-weight:800;color:var(--lime-deep);letter-spacing:.14em;margin-bottom:14px;
}
.flow-item h3{font-size:20px;margin-bottom:10px;}
.flow-item p{font-size:15px;color:var(--muted);}

/* 服务承诺 */
.promise-section{background:var(--ink);color:var(--inverse);}
.promise-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
.promise-item{
  border:1px solid rgba(255,255,255,.14);
  border-radius:var(--radius-card);
  padding:28px 24px;background:rgba(255,255,255,.04);
  transition:background .25s ease,transform .25s ease,border-color .25s ease;
}
.promise-item:hover{background:rgba(200,255,61,.1);border-color:rgba(200,255,61,.4);transform:translateY(-4px);}
.promise-icon{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  background:var(--lime);color:var(--ink);font-weight:800;margin-bottom:18px;
}
.promise-item h3{font-size:19px;margin-bottom:10px;color:var(--inverse);}
.promise-item p{font-size:15px;color:rgba(244,247,243,.76);}

/* FAQ */
.faq-list{display:grid;gap:14px;max-width:940px;}
.faq-item{
  background:#fff;border:1px solid var(--border);border-radius:16px;
  overflow:hidden;transition:border-color .2s ease, box-shadow .2s ease;
}
.faq-item:hover{border-color:var(--border-strong);}
.faq-item[open]{border-color:rgba(18,59,42,.35);box-shadow:var(--shadow-card);background:#FBFDF9;}
.faq-item summary{
  list-style:none;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;font-size:17px;font-weight:700;min-height:56px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-icon{
  position:relative;flex-shrink:0;width:22px;height:22px;border-radius:50%;
  border:1.5px solid var(--field);transition:transform .28s ease, background .28s ease;
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--field);border-radius:2px;
  transform:translate(-50%,-50%);transition:background .28s ease;
}
.faq-icon::before{width:10px;height:1.6px;}
.faq-icon::after{width:1.6px;height:10px;}
.faq-item[open] .faq-icon{transform:rotate(180deg);background:var(--lime);border-color:var(--lime);}
.faq-item[open] .faq-icon::before,.faq-item[open] .faq-icon::after{background:var(--ink);}
.faq-item[open] .faq-icon::after{height:1.6px;}
.faq-body{padding:0 24px 22px;color:var(--muted);font-size:15.5px;line-height:1.85;}

/* CTA */
.cta-section{padding:0 0 var(--space-block);}
.cta-box{
  position:relative;overflow:hidden;
  background:linear-gradient(120deg,var(--field) 0%,var(--ink) 100%);
  border-radius:26px;padding:64px 56px;color:var(--inverse);
  box-shadow:var(--shadow-dark);
}
.cta-box::after{
  content:"";position:absolute;right:-80px;top:-80px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(200,255,61,.28) 0%,rgba(200,255,61,0) 68%);
}
.cta-inner{position:relative;z-index:2;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:32px;}
.cta-copy{max-width:640px;}
.cta-copy h2{color:var(--inverse);}
.cta-copy p{margin-top:14px;color:rgba(244,247,243,.8);font-size:16.5px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;}

/* 页脚 */
.site-footer{background:var(--ink);color:rgba(244,247,243,.76);padding-top:72px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;padding-bottom:52px;}
.footer-col h4{font-size:16px;color:var(--inverse);margin-bottom:20px;letter-spacing:.4px;}
.footer-col ul{display:grid;gap:12px;}
.footer-col li,.footer-col p{font-size:14.5px;line-height:1.75;}
.footer-brand p{margin-top:18px;max-width:340px;color:rgba(244,247,243,.7);}
.footer-col a{transition:color .2s ease;}
.footer-col a:hover{color:var(--lime);}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  padding:22px 0 32px;border-top:1px solid rgba(255,255,255,.12);
  font-size:13.5px;color:rgba(244,247,243,.6);
}

/* 响应式 */
@media (max-width:1280px){
  :root{--space-block:88px;}
}
@media (max-width:1024px){
  :root{--space-block:76px;}
  .main-nav{display:none;}
  .nav-actions .btn{display:none;}
  .nav-toggle{display:flex;}
  .stat-grid{grid-template-columns:repeat(2,1fr);}
  .promise-grid{grid-template-columns:repeat(2,1fr);}
  .flow-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-box{padding:52px 36px;}
}
@media (max-width:768px){
  :root{--space-block:60px;}
  body{font-size:16px;}
  .container{padding:0 18px;}
  .page-hero{padding:132px 0 68px;}
  h1{font-size:clamp(30px,8vw,42px);}
  .page-hero .lead{font-size:16.5px;}
  .gear-grid{grid-template-columns:1fr;}
  .hero-actions .btn{width:100%;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .section-head{margin-bottom:34px;}
  .faq-item summary{padding:18px 18px;font-size:16px;}
  .faq-body{padding:0 18px 18px;}
}
@media (max-width:520px){
  .stat-grid{grid-template-columns:1fr;gap:18px;}
  .promise-grid{grid-template-columns:1fr;}
  .flow-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .cta-box{padding:40px 24px;border-radius:20px;}
  .brand-text{font-size:16px;}
  .gear-body{padding:20px 20px 24px;}
  .footer-bottom{justify-content:flex-start;}
}