/* roulang page: index */
:root{
  --brand:#D8451F;
  --brand-dark:#A82F12;
  --brand-soft:rgba(216,69,31,.10);
  --lime:#C9E05B;
  --lime-soft:rgba(201,224,91,.28);
  --ink:#16181B;
  --paper:#F6F2E9;
  --paper-2:#EFE9DC;
  --card:#FFFFFF;
  --line:#E2DACB;
  --text:#22211E;
  --muted:#6B675F;
  --r-xl:24px;
  --r-lg:18px;
  --r-md:14px;
  --r-sm:10px;
  --r-pill:999px;
  --shadow-1:0 1px 2px rgba(20,22,26,.06),0 12px 28px -14px rgba(20,22,26,.20);
  --shadow-2:0 18px 36px -16px rgba(20,22,26,.28);
  --gap:24px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--paper);
  color:var(--text);
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  font-size:16.5px;
  line-height:1.8;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand-dark);text-decoration:none;transition:color .18s ease,background-color .18s ease,border-color .18s ease,box-shadow .18s ease,transform .18s ease;}
a:hover{color:var(--brand);}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.01em;line-height:1.2;color:var(--text);}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;}
.wrap{width:100%;max-width:1180px;margin:0 auto;padding:0 24px;}
.num{font-variant-numeric:tabular-nums;letter-spacing:-.02em;}

/* ===== 按钮 ===== */
.btn-x{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;line-height:1.2;
  border:1px solid transparent;cursor:pointer;
  transition:transform .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.btn-solid{background:var(--brand);color:#fff;box-shadow:0 10px 22px -12px rgba(216,69,31,.72);}
.btn-solid:hover{background:var(--brand-dark);color:#fff;transform:translateY(-1px);box-shadow:0 16px 30px -14px rgba(168,47,18,.68);}
.btn-line{background:transparent;color:var(--text);border-color:rgba(34,33,30,.28);}
.btn-line:hover{background:var(--brand-soft);border-color:var(--brand);color:var(--brand-dark);transform:translateY(-1px);}
.btn-line-light{background:transparent;color:#F6F2E9;border-color:rgba(246,242,233,.5);}
.btn-line-light:hover{background:rgba(246,242,233,.12);color:#fff;border-color:#F6F2E9;}
.btn-white{background:#fff;color:var(--brand-dark);}
.btn-white:hover{background:#F6F2E9;color:var(--brand-dark);transform:translateY(-1px);}
.link-more{font-size:14.5px;font-weight:700;color:var(--brand-dark);display:inline-flex;align-items:center;gap:6px;}
.link-more:hover{color:var(--brand);text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:2px;}
.link-more i{font-size:12px;}

/* ===== 头部导航 ===== */
.site-header{position:sticky;top:0;z-index:1030;padding:14px 0 0;}
.nav-card{
  position:relative;
  display:flex;align-items:center;gap:14px;
  background:var(--card);border:1px solid var(--line);
  border-radius:20px;padding:10px 14px;
  box-shadow:var(--shadow-1);
}
.site-header.is-stuck .nav-card{box-shadow:var(--shadow-2);}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:38px;height:38px;border-radius:11px;
  background:linear-gradient(135deg,var(--brand),var(--brand-dark));
  color:#fff;font-size:19px;font-weight:800;
  display:flex;align-items:center;justify-content:center;
  letter-spacing:0;box-shadow:0 8px 18px -10px rgba(168,47,18,.9);
}
.brand-name{font-size:18px;font-weight:800;color:var(--ink);letter-spacing:.01em;}
.brand:hover .brand-name{color:var(--brand-dark);}
.nav-links{display:flex;align-items:center;gap:8px;flex:1;justify-content:center;flex-wrap:wrap;}
.nav-item{
  display:inline-flex;align-items:center;gap:7px;
  padding:8px 12px;border-radius:var(--r-sm);
  background:var(--paper);border:1px solid transparent;
  font-size:14px;font-weight:600;color:#3B3832;white-space:nowrap;
}
.nav-item i{font-size:13px;color:var(--muted);transition:color .18s ease;}
.nav-item:hover{background:var(--paper-2);color:var(--brand-dark);}
.nav-item:hover i{color:var(--brand);}
.nav-item.is-active{background:#fff;border-color:var(--brand);color:var(--brand);}
.nav-item.is-active i{color:var(--brand);}
.nav-cta{display:flex;align-items:center;gap:8px;flex-shrink:0;}
.nav-cta .btn-x{padding:10px 18px;font-size:14px;}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:var(--r-sm);
  background:var(--paper);border:1px solid var(--line);
  color:var(--ink);font-size:16px;align-items:center;justify-content:center;
  cursor:pointer;margin-left:auto;
}
.nav-toggle:hover{background:var(--paper-2);}
.panel-cta{display:none;}

/* ===== 首屏 ===== */
.hero{padding:52px 0 0;}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:36px;align-items:center;}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:var(--lime-soft);color:#4A5417;
  font-size:13px;font-weight:700;letter-spacing:.01em;
  border:1px solid rgba(201,224,91,.6);
}
.hero-badge i{font-size:12px;}
.hero h1{
  margin:18px 0 16px;
  font-size:clamp(30px,3.9vw,46px);
  line-height:1.15;letter-spacing:-.02em;font-weight:800;
  max-width:15em;
}
.hero h1 em{font-style:normal;color:var(--brand);}
.hero-sub{font-size:17px;line-height:1.75;color:#45423C;max-width:34em;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.hero-points{display:flex;flex-wrap:wrap;gap:22px;margin-top:28px;padding-top:22px;border-top:1px solid var(--line);}
.hero-points li{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:#45423C;}
.hero-points i{color:var(--brand);font-size:14px;}
.hero-media{position:relative;}
.hero-media img{
  width:100%;aspect-ratio:4/3;object-fit:cover;
  border-radius:20px;border:1px solid var(--line);
  box-shadow:var(--shadow-1);
}
.hero-sticker{
  position:absolute;right:16px;bottom:16px;
  width:62px;height:62px;border-radius:18px;
  background:var(--brand);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-size:28px;font-weight:800;letter-spacing:-.03em;
  box-shadow:0 16px 28px -14px rgba(168,47,18,.9);
}
.hero-float{
  position:absolute;left:-14px;bottom:26px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:12px 16px;box-shadow:var(--shadow-2);
  display:flex;align-items:center;gap:12px;
}
.hero-float .hf-num{font-size:24px;font-weight:800;color:var(--brand);line-height:1;}
.hero-float .hf-txt{font-size:12.5px;color:var(--muted);line-height:1.5;}

/* ===== 数据条 ===== */
.stats-sec{padding:38px 0 0;}
.stats-card{
  display:grid;grid-template-columns:repeat(4,1fr);
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--shadow-1);overflow:hidden;
}
.stat{padding:26px 24px;border-right:1px solid var(--line);}
.stat:last-child{border-right:0;}
.stat b{display:block;font-size:36px;font-weight:800;color:var(--brand);line-height:1.1;font-variant-numeric:tabular-nums;letter-spacing:-.03em;}
.stat span{display:block;margin-top:8px;font-size:13.5px;color:var(--muted);line-height:1.6;}

/* ===== 通用板块 ===== */
.sec{padding:92px 0;}
.sec-tint{background:var(--paper-2);}
.sec-head{max-width:720px;margin-bottom:40px;}
.sec-kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;color:var(--brand-dark);
  letter-spacing:.08em;text-transform:none;margin-bottom:12px;
}
.sec-kicker::before{content:"";width:4px;height:16px;border-radius:2px;background:var(--brand);}
.sec-head h2{font-size:clamp(24px,2.7vw,33px);line-height:1.25;}
.sec-head p{margin-top:14px;color:var(--muted);font-size:16px;line-height:1.85;max-width:36em;}

/* ===== 痛点卡 ===== */
.pain-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap);}
.pain-card{
  position:relative;background:var(--card);
  border:1px solid var(--line);border-left:4px solid var(--brand);
  border-radius:var(--r-lg);padding:26px 24px;
  box-shadow:var(--shadow-1);
  transition:transform .2s ease,box-shadow .2s ease;
}
.pain-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);}
.pain-idx{
  display:inline-block;font-size:13px;font-weight:800;color:var(--brand);
  background:var(--brand-soft);border-radius:var(--r-pill);
  padding:3px 10px;margin-bottom:14px;font-variant-numeric:tabular-nums;
}
.pain-card h3{font-size:19px;line-height:1.35;margin-bottom:10px;}
.pain-card p{font-size:14.5px;color:var(--muted);line-height:1.8;}

/* ===== 解决方案 ===== */
.solution-grid{display:grid;grid-template-columns:5fr 6fr;gap:36px;align-items:center;}
.sol-media img{width:100%;aspect-ratio:3/2;object-fit:cover;border-radius:var(--r-lg);border:1px solid var(--line);box-shadow:var(--shadow-1);}
.sol-media{position:relative;}
.sol-tag{
  position:absolute;left:16px;top:16px;
  background:rgba(255,255,255,.94);border:1px solid var(--line);
  border-radius:var(--r-pill);padding:5px 14px;font-size:12.5px;font-weight:700;color:var(--brand-dark);
}
.sol-body h3{font-size:23px;line-height:1.35;margin-bottom:16px;}
.sol-list li{display:flex;gap:12px;padding:12px 0;border-bottom:1px dashed var(--line);}
.sol-list li:last-child{border-bottom:0;}
.sol-list i{color:var(--brand);font-size:15px;margin-top:6px;flex-shrink:0;}
.sol-list strong{display:block;font-size:15.5px;font-weight:700;margin-bottom:3px;}
.sol-list span{font-size:14px;color:var(--muted);line-height:1.7;}
.sol-body .link-more{margin-top:18px;}

/* ===== 流程条 ===== */
.flow-strip{margin-top:52px;background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);padding:30px 26px;box-shadow:var(--shadow-1);}
.flow-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;position:relative;}
.flow-grid::before{
  content:"";position:absolute;left:6%;right:6%;top:20px;
  border-top:1px dashed var(--line);z-index:0;
}
.flow-step{position:relative;z-index:1;padding-right:10px;}
.flow-dot{
  width:40px;height:40px;border-radius:50%;
  background:var(--paper);border:1px solid var(--line);
  color:var(--brand);font-weight:800;font-size:14px;
  display:flex;align-items:center;justify-content:center;
  margin-bottom:14px;font-variant-numeric:tabular-nums;
}
.flow-step h4{font-size:16px;margin-bottom:6px;}
.flow-step p{font-size:13.5px;color:var(--muted);line-height:1.7;}

/* ===== 成果区（深色） ===== */
.result-sec{padding:0;}
.result-inner{
  position:relative;overflow:hidden;
  background-color:var(--ink);
  background-image:linear-gradient(115deg,rgba(22,24,27,.96) 0%,rgba(22,24,27,.86) 55%,rgba(22,24,27,.94) 100%),url('/assets/images/coverpic/cover-2.webp');
  background-size:cover;background-position:center;
  border-radius:var(--r-xl);
  padding:64px 56px;margin:0 auto;max-width:1180px;
}
.result-grid{display:grid;grid-template-columns:5fr 7fr;gap:40px;align-items:center;}
.result-intro h2{color:#F6F2E9;font-size:clamp(24px,2.7vw,32px);line-height:1.3;}
.result-intro p{color:#A9A49A;margin-top:14px;font-size:15px;line-height:1.85;max-width:26em;}
.result-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;}
.result-card{
  background:rgba(246,242,233,.05);
  border:1px solid rgba(246,242,233,.14);
  border-radius:var(--r-md);padding:22px 20px;
  transition:background-color .2s ease,transform .2s ease;
}
.result-card:hover{background:rgba(246,242,233,.09);transform:translateY(-2px);}
.result-card b{display:block;font-size:32px;font-weight:800;color:var(--brand);line-height:1.1;font-variant-numeric:tabular-nums;letter-spacing:-.03em;}
.result-card p{margin-top:10px;font-size:13.5px;color:#C8C3B8;line-height:1.7;}

/* ===== 证言 ===== */
.quote-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--gap);}
.quote-card{
  position:relative;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-lg);padding:32px 28px 26px;box-shadow:var(--shadow-1);
  overflow:hidden;
}
.quote-card::before{
  content:"“";position:absolute;left:14px;top:-6px;
  font-size:96px;line-height:1;color:var(--brand);opacity:.10;font-family:Georgia,serif;
}
.quote-card blockquote{margin:0;position:relative;font-size:16px;line-height:1.85;color:#35322D;}
.quote-who{display:flex;align-items:center;gap:12px;margin-top:22px;padding-top:18px;border-top:1px solid var(--line);}
.quote-avatar{
  width:40px;height:40px;border-radius:50%;flex-shrink:0;
  background:var(--brand-soft);color:var(--brand-dark);
  display:flex;align-items:center;justify-content:center;
  font-size:15px;font-weight:800;
}
.quote-who strong{display:block;font-size:14.5px;font-weight:700;}
.quote-who span{display:block;font-size:13px;color:var(--muted);}

/* ===== 最新动态 CMS ===== */
.sec-head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;flex-wrap:wrap;}
.sec-head-row .sec-head{margin-bottom:0;}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap);}
.news-card{
  display:flex;flex-direction:column;height:100%;
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-lg);padding:24px 22px;
  box-shadow:var(--shadow-1);color:var(--text);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);border-color:#D6CBB6;color:var(--text);}
.news-badge{
  align-self:flex-start;
  padding:4px 12px;border-radius:var(--r-pill);
  background:var(--lime-soft);color:#4A5417;
  font-size:12.5px;font-weight:700;margin-bottom:14px;
  border:1px solid rgba(201,224,91,.55);
}
.news-card h3{
  font-size:17.5px;line-height:1.5;margin-bottom:10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card:hover h3{color:var(--brand-dark);}
.news-abs{
  font-size:14px;color:var(--muted);line-height:1.75;margin-bottom:18px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:10px;padding-top:14px;border-top:1px solid var(--line);}
.news-date{font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums;}
.news-more{font-size:13.5px;font-weight:700;color:var(--brand-dark);display:inline-flex;align-items:center;gap:5px;}
.news-more i{font-size:11px;}
.empty-card{
  grid-column:1/-1;
  background:var(--paper-2);border:1px dashed #D3C8B4;border-radius:var(--r-lg);
  padding:52px 24px;text-align:center;
}
.empty-card i{font-size:26px;color:#B6AC97;display:block;margin-bottom:12px;}
.empty-card strong{display:block;font-size:16px;margin-bottom:6px;color:#45423C;}
.empty-card span{font-size:14px;color:var(--muted);display:block;margin-bottom:14px;}

/* ===== FAQ ===== */
.faq-shell{background:var(--card);border:1px solid var(--line);border-radius:var(--r-xl);padding:44px 44px 32px;box-shadow:var(--shadow-1);}
.faq-shell .sec-head{margin-bottom:26px;}
.faq-acc .accordion-item{
  border:1px solid var(--line);border-radius:var(--r-md) !important;
  margin-bottom:12px;overflow:hidden;background:#fff;
}
.faq-acc .accordion-item:last-child{margin-bottom:0;}
.faq-acc .accordion-button{
  background:#fff;color:var(--text);
  font-size:17px;font-weight:700;line-height:1.5;
  padding:16px 22px;min-height:56px;
  border:0;border-radius:var(--r-md) !important;
  box-shadow:none !important;
}
.faq-acc .accordion-button:not(.collapsed){color:var(--brand-dark);background:var(--paper);}
.faq-acc .accordion-button::after{
  background-image:none;content:"\2b";font-family:inherit;
  font-size:19px;font-weight:700;color:var(--brand);
  width:auto;height:auto;line-height:1;transform:none;
  transition:transform .2s ease;margin-left:auto;
}
.faq-acc .accordion-button:not(.collapsed)::after{transform:rotate(45deg);}
.faq-acc .accordion-button:focus{box-shadow:none;outline:2px solid var(--brand);outline-offset:-2px;}
.faq-acc .accordion-body{
  padding:4px 22px 22px;font-size:15.5px;line-height:1.8;color:#45423C;background:#fff;
}

/* ===== 底部 CTA ===== */
.cta-sec{padding:0 0 92px;}
.cta-band{
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
  background:linear-gradient(120deg,#D8451F 0%,#A82F12 100%);
  border-radius:var(--r-xl);padding:52px 48px;
  box-shadow:0 26px 48px -28px rgba(168,47,18,.75);
}
.cta-band h2{color:#fff;font-size:clamp(23px,2.6vw,31px);line-height:1.3;max-width:18em;}
.cta-band p{color:rgba(255,255,255,.86);margin-top:12px;font-size:15px;max-width:30em;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;flex-shrink:0;}

/* ===== 页脚 ===== */
.site-footer{background:var(--ink);color:#A9A49A;padding:64px 0 0;}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:36px;}
.foot-brand .brand-name{color:#F6F2E9;}
.foot-brand p{margin-top:16px;font-size:14px;line-height:1.8;color:#A9A49A;max-width:22em;}
.foot-title{font-size:14px;font-weight:800;color:#F6F2E9;margin-bottom:16px;letter-spacing:.02em;}
.foot-list li{margin-bottom:10px;}
.foot-list a{color:#A9A49A;font-size:14px;}
.foot-list a:hover{color:var(--brand);text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:2px;}
.foot-contact li{display:flex;gap:10px;font-size:14px;margin-bottom:12px;line-height:1.7;color:#A9A49A;}
.foot-contact i{color:var(--brand);margin-top:5px;font-size:13px;flex-shrink:0;}
.foot-form{margin-top:16px;display:flex;gap:8px;}
.foot-form input{
  flex:1;height:44px;border-radius:var(--r-sm);
  border:1px solid rgba(246,242,233,.18);
  background:rgba(246,242,233,.06);color:#F6F2E9;
  padding:0 14px;font-size:14px;
}
.foot-form input::placeholder{color:#8A857C;}
.foot-form input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(216,69,31,.22);}
.foot-form button{
  height:44px;padding:0 20px;border-radius:var(--r-sm);border:0;
  background:var(--brand);color:#fff;font-size:14px;font-weight:700;cursor:pointer;
  transition:background-color .18s ease;
}
.foot-form button:hover{background:var(--brand-dark);}
.foot-bottom{
  margin-top:48px;border-top:1px solid rgba(246,242,233,.14);
  padding:22px 0 26px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:#8A857C;
}

/* ===== 响应式 ===== */
@media (max-width:1199px){
  .nav-links{gap:6px;}
  .nav-item{padding:7px 10px;font-size:13.5px;}
  .result-inner{padding:54px 40px;}
}
@media (max-width:991px){
  .site-header{padding-top:10px;}
  .nav-toggle{display:flex;}
  .nav-cta{display:none;}
  .nav-links{
    position:absolute;left:0;right:0;top:calc(100% + 10px);
    display:none;grid-template-columns:1fr 1fr;gap:8px;
    background:var(--card);border:1px solid var(--line);border-radius:16px;
    padding:14px;box-shadow:var(--shadow-2);
  }
  .nav-links.is-open{display:grid;animation:panelIn .2s ease both;}
  @keyframes panelIn{from{opacity:0;transform:translateY(6px);}to{opacity:1;transform:translateY(0);}}
  .nav-item{justify-content:flex-start;padding:10px 12px;background:var(--paper);}
  .panel-cta{display:block;grid-column:1/-1;margin-top:6px;}
  .panel-cta .btn-x{width:100%;}
  .hero{padding-top:36px;}
  .hero-grid{grid-template-columns:1fr;gap:28px;}
  .hero-media{order:-1;}
  .hero h1{max-width:100%;}
  .hero-float{left:auto;right:14px;bottom:-16px;}
  .stats-card{grid-template-columns:repeat(2,1fr);}
  .stat{border-bottom:1px solid var(--line);}
  .stat:nth-child(2){border-right:0;}
  .stat:nth-child(3),.stat:nth-child(4){border-bottom:0;}
  .sec{padding:72px 0;}
  .pain-grid{grid-template-columns:repeat(2,1fr);}
  .solution-grid{grid-template-columns:1fr;gap:26px;}
  .flow-grid{grid-template-columns:repeat(2,1fr);gap:24px;}
  .flow-grid::before{display:none;}
  .result-grid{grid-template-columns:1fr;gap:28px;}
  .result-inner{padding:44px 28px;border-radius:var(--r-lg);}
  .quote-grid{grid-template-columns:1fr;}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .faq-shell{padding:32px 24px 24px;}
  .cta-band{padding:38px 28px;}
  .cta-sec{padding-bottom:72px;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:30px;}
}
@media (max-width:767px){
  body{font-size:16px;}
  .wrap{padding:0 16px;}
  .brand-name{font-size:17px;}
  .hero h1{font-size:30px;}
  .hero-sub{font-size:15.5px;}
  .hero-actions .btn-x{flex:1 1 auto;}
  .hero-points{gap:14px;}
  .hero-points li{font-size:13.5px;}
  .stat{padding:20px 18px;}
  .stat b{font-size:30px;}
  .pain-grid{grid-template-columns:1fr;}
  .news-grid{grid-template-columns:1fr;}
  .result-cards{grid-template-columns:1fr;}
  .flow-grid{grid-template-columns:1fr;}
  .sec{padding:56px 0;}
  .sec-head{margin-bottom:28px;}
  .flow-strip{padding:24px 18px;margin-top:34px;}
  .cta-actions{width:100%;}
  .cta-actions .btn-x{width:100%;}
  .foot-grid{grid-template-columns:1fr;}
  .foot-bottom{font-size:12.5px;}
}
@media (max-width:575px){
  .hero-sticker{width:52px;height:52px;font-size:23px;border-radius:15px;}
  .hero-float{padding:10px 13px;gap:9px;}
  .hero-float .hf-num{font-size:20px;}
  .quote-card{padding:26px 20px 22px;}
  .faq-acc .accordion-button{font-size:15.5px;padding:14px 16px;}
  .faq-acc .accordion-body{padding:2px 16px 18px;font-size:14.5px;}
  .result-inner{padding:34px 20px;}
  .cta-band{padding:30px 20px;}
}

/* roulang page: article */
:root{
  --brand:#D8451F;
  --brand-deep:#A82F12;
  --brand-soft:rgba(216,69,31,.10);
  --lime:#C9E05B;
  --lime-soft:rgba(201,224,91,.24);
  --ink:#16181B;
  --paper:#F6F2E9;
  --paper-2:#EFE9DC;
  --card:#FFFFFF;
  --text:#22211E;
  --muted:#6B675F;
  --line:#E2DACB;
  --line-dark:rgba(246,242,233,.14);
  --footer-text:#F6F2E9;
  --footer-muted:#A9A49A;
  --radius-xl:24px;
  --radius-lg:20px;
  --radius-md:14px;
  --radius-sm:10px;
  --shadow:0 1px 2px rgba(20,22,26,.06),0 12px 28px -14px rgba(20,22,26,.20);
  --shadow-hover:0 18px 36px -16px rgba(20,22,26,.28);
  --wrap:1180px;
  --ease:.2s ease;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--paper);
  color:var(--text);
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color var(--ease),border-color var(--ease),background-color var(--ease);}
a:hover{color:var(--brand-deep);}
button,input{font-family:inherit;}
button{cursor:pointer;}
h1,h2,h3,h4,p,ul,ol{margin-top:0;}
ul,ol{padding-left:1.4em;}
::selection{background:var(--brand);color:#fff;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;}
.wrap{
  width:100%;
  max-width:var(--wrap);
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}
.site-header{
  position:sticky;
  top:12px;
  z-index:1000;
  transition:filter var(--ease);
}
.site-header.is-scrolled .nav-card{
  box-shadow:0 10px 30px -18px rgba(20,22,26,.34);
}
.nav-card{
  display:flex;
  align-items:center;
  gap:18px;
  padding:10px 14px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow);
  transition:box-shadow var(--ease);
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
  color:var(--text);
}
.brand:hover{color:var(--text);}
.brand-mark{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:40px;
  height:40px;
  border-radius:12px;
  background:var(--brand);
  color:#fff;
  font-size:22px;
  font-weight:800;
  line-height:1;
  letter-spacing:-.04em;
  box-shadow:inset 0 -3px 0 rgba(0,0,0,.12);
}
.brand-name{
  font-size:18px;
  font-weight:800;
  letter-spacing:.02em;
  white-space:nowrap;
}
.nav-links{
  display:flex;
  align-items:center;
  gap:8px;
  flex:1 1 auto;
  min-width:0;
}
.nav-item{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:9px 12px;
  border:1px solid transparent;
  border-radius:var(--radius-sm);
  background:var(--paper);
  color:var(--text);
  font-size:14px;
  font-weight:600;
  line-height:1.2;
  white-space:nowrap;
  transition:background-color var(--ease),color var(--ease),border-color var(--ease),transform var(--ease);
}
.nav-item i{font-size:13px;color:var(--muted);transition:color var(--ease);}
.nav-item:hover{
  background:var(--paper-2);
  color:var(--brand);
  border-color:var(--line);
}
.nav-item:hover i{color:var(--brand);}
.nav-item.is-active{
  background:#fff;
  color:var(--brand);
  border-color:var(--brand);
  box-shadow:0 0 0 1px var(--brand) inset;
}
.nav-item.is-active i{color:var(--brand);}
.nav-cta{
  display:flex;
  align-items:center;
  gap:8px;
  flex:0 0 auto;
}
.panel-cta{display:none;}
.btn-x{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:42px;
  padding:10px 20px;
  border-radius:999px;
  border:1px solid transparent;
  font-size:14px;
  font-weight:600;
  line-height:1.2;
  text-align:center;
  transition:background-color var(--ease),color var(--ease),border-color var(--ease),box-shadow var(--ease),transform var(--ease);
}
.btn-solid{
  background:var(--brand);
  border-color:var(--brand);
  color:#fff;
  box-shadow:0 8px 18px -12px rgba(216,69,31,.7);
}
.btn-solid:hover{
  background:var(--brand-deep);
  border-color:var(--brand-deep);
  color:#fff;
  transform:translateY(-1px);
  box-shadow:0 12px 24px -12px rgba(168,47,18,.72);
}
.btn-line{
  background:transparent;
  border-color:var(--text);
  color:var(--text);
}
.btn-line:hover{
  background:var(--brand-soft);
  border-color:var(--brand);
  color:var(--brand);
  transform:translateY(-1px);
}
.nav-toggle{
  display:none;
  align-items:center;
  justify-content:center;
  width:42px;
  height:42px;
  margin-left:auto;
  border:1px solid var(--line);
  border-radius:12px;
  background:var(--paper);
  color:var(--text);
  font-size:17px;
}
.article-main{
  max-width:900px;
  margin:0 auto;
  padding-top:34px;
}
.breadcrumb-x{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
  margin-bottom:22px;
  color:var(--muted);
  font-size:13px;
  line-height:1.6;
}
.breadcrumb-x a{color:var(--muted);}
.breadcrumb-x a:hover{color:var(--brand);}
.breadcrumb-x .sep{color:#B9B1A3;}
.breadcrumb-x .current{
  display:inline-block;
  max-width:min(44vw,420px);
  overflow:hidden;
  white-space:nowrap;
  text-overflow:ellipsis;
  vertical-align:bottom;
  color:var(--muted);
}
.article-head{margin-bottom:24px;}
.badge-soft{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:5px 12px;
  border-radius:999px;
  background:var(--lime-soft);
  color:#3F4A12;
  font-size:12px;
  font-weight:700;
  line-height:1.4;
  letter-spacing:.02em;
}
.article-head h1{
  margin:16px 0 16px;
  font-size:38px;
  line-height:1.22;
  font-weight:800;
  letter-spacing:-.02em;
  color:var(--text);
}
.article-meta{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:10px 14px;
  color:var(--muted);
  font-size:13px;
  line-height:1.6;
}
.article-meta .meta-item{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-variant-numeric:tabular-nums;
}
.article-meta i{font-size:12px;color:#9C9588;}
.article-meta .dot{
  width:3px;
  height:3px;
  border-radius:50%;
  background:#C5BCAD;
}
.article-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:42px 48px;
  box-shadow:var(--shadow);
}
.article-body{
  font-size:17px;
  line-height:1.85;
  color:var(--text);
}
.article-body p{margin:0 0 1em;}
.article-body h1,
.article-body h2,
.article-body h3,
.article-body h4{
  color:var(--text);
  font-weight:800;
  letter-spacing:-.01em;
}
.article-body h2{
  margin:1.8em 0 .6em;
  padding-left:14px;
  border-left:4px solid var(--brand);
  font-size:26px;
  line-height:1.35;
}
.article-body h3{
  margin:1.5em 0 .5em;
  font-size:20px;
  line-height:1.45;
}
.article-body h4{
  margin:1.3em 0 .4em;
  font-size:18px;
}
.article-body ul,
.article-body ol{
  margin:0 0 1.2em;
  padding-left:1.4em;
  line-height:1.8;
}
.article-body li{margin:.35em 0;}
.article-body blockquote{
  margin:1.6em 0;
  padding:18px 22px;
  border-left:3px solid var(--brand);
  border-radius:0 var(--radius-sm) var(--radius-sm) 0;
  background:var(--paper);
  color:#4A463F;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{
  width:100%;
  height:auto;
  margin:1.6em 0 .6em;
  border:1px solid var(--line);
  border-radius:16px;
}
.article-body figure{margin:1.6em 0;}
.article-body figcaption{
  margin-top:8px;
  color:var(--muted);
  font-size:13px;
  line-height:1.7;
  text-align:center;
}
.article-body a{
  color:var(--brand);
  text-decoration-thickness:2px;
  text-underline-offset:3px;
}
.article-body a:hover{color:var(--brand-deep);text-decoration:underline;}
.article-body table{
  display:block;
  width:100%;
  margin:1.6em 0;
  overflow-x:auto;
  border:1px solid var(--line);
  border-radius:var(--radius-sm);
  border-collapse:collapse;
  font-size:15px;
  line-height:1.7;
  -webkit-overflow-scrolling:touch;
}
.article-body th,
.article-body td{
  padding:12px 14px;
  border-bottom:1px solid var(--line);
  border-right:1px solid var(--line);
  text-align:left;
  vertical-align:top;
}
.article-body th{
  background:var(--paper);
  font-weight:700;
  color:var(--text);
}
.article-body tr:last-child td{border-bottom:0;}
.article-body th:last-child,
.article-body td:last-child{border-right:0;}
.article-body pre{
  margin:1.5em 0;
  padding:18px;
  overflow-x:auto;
  border-radius:var(--radius-sm);
  background:var(--ink);
  color:var(--footer-text);
  font-size:14px;
  line-height:1.7;
}
.article-body code{
  padding:2px 6px;
  border-radius:5px;
  background:var(--paper-2);
  color:var(--brand-deep);
  font-size:.92em;
}
.article-body pre code{padding:0;background:transparent;color:inherit;}
.empty-card{
  padding:54px 28px;
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  background:var(--paper);
  text-align:center;
}
.empty-icon{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:58px;
  height:58px;
  margin-bottom:16px;
  border-radius:16px;
  background:var(--brand-soft);
  color:var(--brand);
  font-size:24px;
}
.empty-card h2{margin:0 0 8px;font-size:24px;font-weight:800;}
.empty-card p{max-width:440px;margin:0 auto 20px;color:var(--muted);font-size:15px;line-height:1.8;}
.related{
  margin-top:52px;
}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:20px;
  margin-bottom:20px;
}
.section-head h2{
  position:relative;
  margin:0;
  padding-left:14px;
  font-size:28px;
  line-height:1.3;
  font-weight:800;
}
.section-head h2::before{
  content:"";
  position:absolute;
  left:0;
  top:6px;
  bottom:6px;
  width:4px;
  border-radius:2px;
  background:var(--brand);
}
.section-head .head-note{
  margin:0;
  color:var(--muted);
  font-size:14px;
}
.related-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:20px;
}
.related-card{
  display:flex;
  flex-direction:column;
  overflow:hidden;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  box-shadow:var(--shadow);
  transition:transform var(--ease),box-shadow var(--ease);
}
.related-card:hover{
  transform:translateY(-2px);
  box-shadow:var(--shadow-hover);
}
.related-card .thumb{
  display:block;
  width:100%;
  height:150px;
  object-fit:cover;
  border-bottom:1px solid var(--line);
}
.related-card .body{
  display:flex;
  flex-direction:column;
  flex:1 1 auto;
  padding:20px;
}
.related-card .badge-soft{
  align-self:flex-start;
  margin-bottom:10px;
}
.related-card h3{
  margin:0 0 8px;
  font-size:18px;
  line-height:1.45;
  font-weight:800;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.related-card h3 a{color:var(--text);}
.related-card h3 a:hover{color:var(--brand);text-decoration:underline;text-underline-offset:3px;}
.related-card p{
  margin:0 0 16px;
  color:var(--muted);
  font-size:14px;
  line-height:1.7;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.related-card .card-link{
  margin-top:auto;
  display:inline-flex;
  align-items:center;
  gap:6px;
  color:var(--brand);
  font-size:13px;
  font-weight:700;
}
.related-card .card-link:hover{color:var(--brand-deep);text-decoration:underline;text-underline-offset:3px;}
.cta-strip{
  margin-top:60px;
  padding:34px 38px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:28px;
  border-radius:var(--radius-xl);
  background:linear-gradient(120deg,var(--brand) 0%,var(--brand-deep) 100%);
  color:#fff;
  box-shadow:0 20px 40px -24px rgba(168,47,18,.6);
}
.cta-strip h2{
  margin:0 0 6px;
  font-size:28px;
  line-height:1.3;
  font-weight:800;
  color:#fff;
}
.cta-strip p{
  margin:0;
  color:rgba(255,255,255,.84);
  font-size:14px;
  line-height:1.7;
}
.cta-actions{
  display:flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
}
.btn-white{
  background:#fff;
  border-color:#fff;
  color:var(--brand-deep);
}
.btn-white:hover{
  background:#FFF4EE;
  border-color:#FFF4EE;
  color:var(--brand-deep);
  transform:translateY(-1px);
}
.btn-ghost-white{
  background:transparent;
  border-color:rgba(255,255,255,.68);
  color:#fff;
}
.btn-ghost-white:hover{
  background:rgba(255,255,255,.12);
  border-color:#fff;
  color:#fff;
  transform:translateY(-1px);
}
.site-footer{
  margin-top:72px;
  padding:64px 0 24px;
  background:var(--ink);
  color:var(--footer-text);
}
.foot-grid{
  display:grid;
  grid-template-columns:1.35fr .85fr .85fr 1.15fr;
  gap:36px;
}
.foot-brand .brand{margin-bottom:16px;color:var(--footer-text);}
.foot-brand .brand:hover{color:var(--footer-text);}
.foot-brand p{
  max-width:280px;
  margin:0;
  color:var(--footer-muted);
  font-size:14px;
  line-height:1.8;
}
.foot-title{
  margin-bottom:16px;
  color:var(--footer-text);
  font-size:13px;
  font-weight:700;
  letter-spacing:.06em;
}
.foot-list{
  margin:0;
  padding:0;
  list-style:none;
}
.foot-list li{margin:0 0 10px;}
.foot-list a{
  color:var(--footer-muted);
  font-size:14px;
  line-height:1.7;
}
.foot-list a:hover{
  color:var(--brand);
  text-decoration:underline;
  text-decoration-thickness:2px;
  text-underline-offset:4px;
}
.foot-contact{
  margin:0 0 18px;
  padding:0;
  list-style:none;
}
.foot-contact li{
  display:flex;
  align-items:flex-start;
  gap:9px;
  margin-bottom:10px;
  color:var(--footer-muted);
  font-size:14px;
  line-height:1.7;
}
.foot-contact i{
  margin-top:4px;
  color:var(--brand);
  font-size:13px;
}
.foot-form{
  display:flex;
  gap:8px;
  align-items:stretch;
}
.foot-form input{
  flex:1 1 auto;
  min-width:0;
  height:42px;
  padding:0 12px;
  border:1px solid var(--line-dark);
  border-radius:var(--radius-sm);
  background:rgba(255,255,255,.06);
  color:var(--footer-text);
  font-size:13px;
  outline:none;
  transition:border-color var(--ease),box-shadow var(--ease);
}
.foot-form input::placeholder{color:#8E887D;}
.foot-form input:focus{
  border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(216,69,31,.18);
}
.foot-form button{
  flex:0 0 auto;
  height:42px;
  padding:0 16px;
  border:1px solid var(--brand);
  border-radius:var(--radius-sm);
  background:var(--brand);
  color:#fff;
  font-size:13px;
  font-weight:700;
  transition:background-color var(--ease),border-color var(--ease),transform var(--ease);
}
.foot-form button:hover{
  background:var(--brand-deep);
  border-color:var(--brand-deep);
  transform:translateY(-1px);
}
.foot-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  margin-top:42px;
  padding-top:20px;
  border-top:1px solid var(--line-dark);
  color:var(--footer-muted);
  font-size:13px;
  line-height:1.6;
}
@media (max-width:1199px){
  .wrap{padding-left:20px;padding-right:20px;}
  .nav-card{gap:12px;}
  .nav-item{padding:8px 10px;font-size:13px;}
  .nav-cta .btn-line{display:none;}
  .article-head h1{font-size:34px;}
}
@media (max-width:991px){
  .site-header{top:8px;}
  .nav-card{position:relative;padding:10px 12px;}
  .nav-links{
    position:absolute;
    top:calc(100% + 10px);
    left:0;
    right:0;
    display:none;
    grid-template-columns:1fr 1fr;
    gap:8px;
    padding:14px;
    background:var(--card);
    border:1px solid var(--line);
    border-radius:var(--radius-lg);
    box-shadow:var(--shadow-hover);
    z-index:1001;
  }
  .nav-links.is-open{
    display:grid;
    animation:navIn .2s ease both;
  }
  .nav-links .nav-item{
    justify-content:flex-start;
    background:var(--paper);
    font-size:14px;
    padding:11px 12px;
  }
  .nav-links .panel-cta{
    display:block;
    grid-column:1 / -1;
    margin-top:4px;
  }
  .nav-links .panel-cta .btn-x{width:100%;}
  .nav-cta{display:none;}
  .nav-toggle{display:inline-flex;}
  .article-main{padding-top:28px;}
  .article-head h1{font-size:32px;}
  .article-card{padding:32px;}
  .related-grid{grid-template-columns:1fr 1fr;}
  .cta-strip{padding:28px 30px;}
  .cta-strip h2{font-size:24px;}
  .foot-grid{grid-template-columns:1.2fr 1fr 1fr;}
  .foot-brand{grid-column:1 / -1;}
  .foot-brand p{max-width:520px;}
}
@keyframes navIn{
  from{opacity:0;transform:translateY(-6px);}
  to{opacity:1;transform:translateY(0);}
}
@media (max-width:767px){
  .wrap{padding-left:16px;padding-right:16px;}
  .brand-name{font-size:17px;}
  .brand-mark{width:38px;height:38px;font-size:21px;}
  .breadcrumb-x{margin-bottom:16px;}
  .article-main{padding-top:22px;}
  .article-head h1{font-size:28px;line-height:1.3;}
  .article-meta{font-size:12px;gap:8px 12px;}
  .article-card{padding:24px 20px;border-radius:var(--radius-md);}
  .article-body{font-size:16px;line-height:1.85;}
  .article-body h2{font-size:22px;}
  .article-body h3{font-size:18px;}
  .related-grid{grid-template-columns:1fr;}
  .section-head h2{font-size:24px;}
  .cta-strip{
    flex-direction:column;
    align-items:flex-start;
    padding:26px 22px;
    margin-top:44px;
  }
  .cta-actions{width:100%;flex-direction:column;}
  .cta-actions .btn-x{width:100%;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .foot-brand{grid-column:1 / -1;}
  .foot-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
  .site-footer{margin-top:56px;padding-top:48px;}
}
@media (max-width:519px){
  .nav-links{grid-template-columns:1fr;}
  .nav-links .panel-cta{grid-column:auto;}
  .article-head h1{font-size:25px;}
  .article-card{padding:20px 16px;}
  .article-body{font-size:15.5px;}
  .empty-card{padding:38px 20px;}
  .foot-grid{grid-template-columns:1fr;}
  .foot-form{flex-direction:column;}
  .foot-form button{width:100%;}
  .foot-form input{width:100%;}
  .breadcrumb-x .current{max-width:56vw;}
}

/* roulang page: category1 */
:root{
  --primary:#D8451F;
  --primary-dark:#A82F12;
  --lime:#C9E05B;
  --ink:#16181B;
  --paper:#F6F2E9;
  --paper-2:#EFE9DC;
  --card:#FFFFFF;
  --text:#22211E;
  --muted:#6B675F;
  --line:#E2DACB;
  --r-lg:20px;
  --r-md:16px;
  --r-sm:10px;
  --shadow:0 1px 2px rgba(20,22,26,.06),0 12px 28px -14px rgba(20,22,26,.20);
  --shadow-hover:0 18px 36px -16px rgba(20,22,26,.28);
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none;}
a{color:var(--primary);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--primary-dark);}
ul,ol{margin:0;padding:0;list-style:none;}
button,input{font-family:inherit;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;}
.wrap{width:100%;max-width:1180px;margin:0 auto;padding:0 24px;}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:90;
  padding:12px 0 0;
  background:linear-gradient(to bottom,var(--paper) 58%,rgba(246,242,233,0));
}
.nav-card{
  position:relative;
  display:flex;
  align-items:center;
  gap:16px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:20px;
  padding:10px 14px;
  box-shadow:var(--shadow);
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  color:var(--text);
  font-size:18px;
  font-weight:800;
  letter-spacing:-.2px;
  white-space:nowrap;
}
.brand:hover{color:var(--text);}
.brand-mark{
  width:34px;height:34px;
  display:grid;place-items:center;
  border-radius:10px;
  background:var(--primary);
  color:#fff;
  font-size:18px;
  font-weight:800;
  line-height:1;
}
.nav-links{
  display:flex;
  align-items:center;
  gap:8px;
  margin-left:auto;
}
.nav-item{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:8px 11px;
  border-radius:var(--r-sm);
  background:var(--paper);
  color:var(--text);
  font-size:14px;
  font-weight:600;
  white-space:nowrap;
  transition:background .18s ease,color .18s ease,box-shadow .18s ease;
}
.nav-item i{font-size:13px;color:var(--muted);transition:color .18s ease;}
.nav-item:hover{background:var(--paper-2);color:var(--primary-dark);}
.nav-item:hover i{color:var(--primary);}
.nav-item.is-active{
  background:#fff;
  color:var(--primary);
  box-shadow:inset 0 0 0 2px var(--primary);
}
.nav-item.is-active i{color:var(--primary);}
.nav-cta{display:flex;align-items:center;gap:8px;}
.panel-cta{display:none;}
.nav-toggle{
  display:none;
  align-items:center;
  justify-content:center;
  width:42px;height:42px;
  margin-left:auto;
  border:1px solid var(--line);
  border-radius:12px;
  background:var(--paper);
  color:var(--text);
  font-size:16px;
  cursor:pointer;
  transition:background .18s ease,color .18s ease;
}
.nav-toggle:hover{background:var(--paper-2);color:var(--primary);}

/* ---------- 按钮 ---------- */
.btn-x{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:11px 22px;
  border-radius:999px;
  border:1px solid transparent;
  font-size:14px;
  font-weight:600;
  line-height:1.4;
  text-align:center;
  cursor:pointer;
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn-solid{background:var(--primary);color:#fff;box-shadow:0 8px 18px -12px rgba(216,69,31,.9);}
.btn-solid:hover{background:var(--primary-dark);color:#fff;transform:translateY(-1px);box-shadow:0 14px 26px -14px rgba(168,47,18,.85);}
.btn-line{border-color:var(--text);color:var(--text);background:transparent;}
.btn-line:hover{background:var(--primary);border-color:var(--primary);color:#fff;}
.btn-white{background:#fff;color:var(--primary);}
.btn-white:hover{background:#fff;color:var(--primary-dark);transform:translateY(-1px);box-shadow:0 14px 26px -14px rgba(0,0,0,.4);}
.btn-ghost{border-color:rgba(255,255,255,.7);color:#fff;background:transparent;}
.btn-ghost:hover{background:rgba(255,255,255,.14);color:#fff;border-color:#fff;}

/* ---------- 面包屑 ---------- */
.crumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  margin-top:26px;
  font-size:13px;
  color:var(--muted);
}
.crumb a{color:var(--muted);}
.crumb a:hover{color:var(--primary);}
.crumb .sep{color:#b9b2a4;}

/* ---------- Hero ---------- */
.page-hero{padding:30px 0 0;}
.hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:44px;align-items:center;}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:6px 14px;
  border-radius:999px;
  background:rgba(201,224,91,.32);
  color:#4b5a14;
  font-size:13px;
  font-weight:700;
  letter-spacing:.02em;
}
.eyebrow i{font-size:12px;}
.hero-title{
  margin:18px 0 16px;
  font-size:46px;
  font-weight:800;
  line-height:1.14;
  letter-spacing:-.6px;
}
.hero-title .hl{display:block;color:var(--primary);}
.hero-sub{
  max-width:560px;
  margin:0;
  font-size:16.5px;
  line-height:1.85;
  color:var(--muted);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;}
.hero-points{
  display:flex;
  flex-wrap:wrap;
  gap:10px 22px;
  margin-top:26px;
  font-size:13.5px;
  color:var(--muted);
}
.hero-points span{display:inline-flex;align-items:center;gap:7px;}
.hero-points i{color:var(--primary);font-size:13px;}
.hero-figure{position:relative;}
.hero-figure img{
  width:100%;
  height:430px;
  object-fit:cover;
  border-radius:var(--r-lg);
  border:1px solid var(--line);
  box-shadow:var(--shadow);
}
.hero-sticker{
  position:absolute;
  right:-10px;
  bottom:-16px;
  width:84px;height:84px;
  display:grid;
  place-items:center;
  border-radius:20px;
  background:var(--primary);
  color:#fff;
  font-size:36px;
  font-weight:800;
  line-height:1;
  font-variant-numeric:tabular-nums;
  box-shadow:0 18px 36px -16px rgba(168,47,18,.85);
}
.hero-float{
  position:absolute;
  left:-18px;
  top:26px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:14px;
  padding:12px 16px;
  box-shadow:var(--shadow);
  font-size:13px;
  color:var(--muted);
  line-height:1.5;
}
.hero-float b{
  display:block;
  font-size:20px;
  font-weight:800;
  color:var(--primary);
  font-variant-numeric:tabular-nums;
  letter-spacing:-.3px;
}

/* ---------- 数据条 ---------- */
.stat-bar{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:8px;
  margin-top:52px;
  padding:26px 10px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--shadow);
}
.stat{
  padding:0 20px;
  border-right:1px solid var(--line);
}
.stat:last-child{border-right:none;}
.stat b{
  display:block;
  font-size:34px;
  font-weight:800;
  line-height:1.1;
  color:var(--primary);
  font-variant-numeric:tabular-nums;
  letter-spacing:-.6px;
}
.stat span{display:block;margin-top:8px;font-size:13.5px;color:var(--muted);line-height:1.6;}

/* ---------- 通用板块 ---------- */
.section{padding:82px 0 0;}
.sec-head{max-width:720px;}
.sec-label{
  display:inline-flex;
  align-items:center;
  gap:8px;
  margin-bottom:12px;
  font-size:13px;
  font-weight:700;
  letter-spacing:.08em;
  color:var(--primary);
}
.sec-label::before{
  content:"";
  width:18px;height:2px;
  background:var(--primary);
  border-radius:2px;
}
.sec-head h2{
  margin:0 0 14px;
  padding-left:14px;
  border-left:4px solid var(--primary);
  font-size:31px;
  font-weight:800;
  line-height:1.3;
  letter-spacing:-.4px;
}
.sec-head p{margin:0;font-size:15.5px;line-height:1.85;color:var(--muted);}

/* ---------- 步骤卡 ---------- */
.steps{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:18px;
  margin-top:34px;
}
.step-card{
  position:relative;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:24px 22px 26px;
  box-shadow:var(--shadow);
  transition:transform .2s ease,box-shadow .2s ease;
}
.step-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);}
.step-card::before{
  content:"";
  position:absolute;
  left:22px;top:0;
  width:38px;height:3px;
  border-radius:0 0 3px 3px;
  background:var(--primary);
}
.step-num{
  display:inline-block;
  font-size:13px;
  font-weight:800;
  letter-spacing:.1em;
  color:var(--primary);
  font-variant-numeric:tabular-nums;
}
.step-card h3{margin:10px 0 10px;font-size:19px;font-weight:700;line-height:1.4;}
.step-card p{margin:0;font-size:14px;line-height:1.8;color:var(--muted);}

/* ---------- 时间线 ---------- */
.tl-grid{
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:32px;
  margin-top:34px;
  align-items:start;
}
.tl-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:34px 32px 12px;
  box-shadow:var(--shadow);
}
.tl-item{
  position:relative;
  padding:0 0 30px 30px;
  border-left:2px solid var(--line);
}
.tl-item::before{
  content:"";
  position:absolute;
  left:-8px;top:5px;
  width:14px;height:14px;
  border-radius:50%;
  background:var(--primary);
  box-shadow:0 0 0 4px rgba(216,69,31,.14);
}
.tl-item:last-child{border-left-color:transparent;padding-bottom:22px;}
.tl-time{
  display:inline-block;
  margin-bottom:6px;
  padding:3px 10px;
  border-radius:999px;
  background:var(--paper);
  font-size:12.5px;
  font-weight:700;
  color:var(--primary-dark);
  font-variant-numeric:tabular-nums;
}
.tl-item h3{margin:0 0 6px;font-size:18px;font-weight:700;line-height:1.45;}
.tl-item p{margin:0;font-size:14.5px;line-height:1.8;color:var(--muted);}
.tl-media{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  overflow:hidden;
  box-shadow:var(--shadow);
}
.tl-media img{
  width:100%;
  height:260px;
  object-fit:cover;
}
.tl-media-body{padding:24px 26px 28px;}
.tl-media-body h3{margin:0 0 10px;font-size:19px;font-weight:700;}
.tl-media-body p{margin:0 0 16px;font-size:14.5px;line-height:1.8;color:var(--muted);}
.chip-row{display:flex;flex-wrap:wrap;gap:8px;}
.chip{
  display:inline-block;
  padding:5px 12px;
  border-radius:999px;
  background:var(--paper);
  border:1px solid var(--line);
  font-size:12.5px;
  font-weight:600;
  color:var(--text);
}

/* ---------- FAQ ---------- */
.faq-acc{margin-top:34px;}
.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 20px;}
.faq-acc .accordion-item{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:14px;
  margin-bottom:14px;
  overflow:hidden;
  box-shadow:0 1px 2px rgba(20,22,26,.04);
}
.faq-acc .accordion-header{margin:0;}
.faq-acc .accordion-button{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
  width:100%;
  padding:17px 20px;
  min-height:56px;
  font-size:16.5px;
  font-weight:700;
  line-height:1.5;
  color:var(--text);
  background:var(--card);
  border:none;
  border-radius:14px;
  box-shadow:none;
}
.faq-acc .accordion-button:not(.collapsed){
  color:var(--primary);
  background:#fff8f5;
  box-shadow:none;
}
.faq-acc .accordion-button:focus{box-shadow:none;outline:none;}
.faq-acc .accordion-button:focus-visible{outline:2px solid var(--primary);outline-offset:-2px;}
.faq-acc .accordion-button::after{
  content:"+";
  flex:0 0 auto;
  display:flex;
  align-items:center;
  justify-content:center;
  width:28px;height:28px;
  border-radius:50%;
  background:rgba(216,69,31,.10);
  color:var(--primary);
  font-size:18px;
  font-weight:700;
  line-height:1;
  background-image:none;
  transition:transform .2s ease,background .2s ease;
}
.faq-acc .accordion-button:not(.collapsed)::after{
  content:"+";
  transform:rotate(45deg);
  background:rgba(216,69,31,.16);
  background-image:none;
}
.faq-acc .accordion-body{
  padding:2px 20px 20px;
  font-size:14.5px;
  line-height:1.85;
  color:var(--muted);
  background:#fff8f5;
}

/* ---------- CTA ---------- */
.cta-band{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  margin-top:82px;
  padding:44px 46px;
  border-radius:22px;
  background:linear-gradient(120deg,var(--primary),var(--primary-dark));
  box-shadow:0 26px 50px -30px rgba(168,47,18,.9);
}
.cta-band h2{
  margin:0 0 10px;
  font-size:30px;
  font-weight:800;
  line-height:1.3;
  color:#fff;
  letter-spacing:-.4px;
}
.cta-band p{margin:0;font-size:15px;line-height:1.8;color:rgba(255,255,255,.88);max-width:560px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;flex:0 0 auto;}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:92px;
  padding:64px 0 0;
  background:var(--ink);
  color:#F6F2E9;
}
.foot-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.35fr;
  gap:34px;
}
.site-footer .brand{color:#F6F2E9;}
.site-footer .brand:hover{color:#F6F2E9;}
.foot-brand p{
  margin:16px 0 0;
  max-width:280px;
  font-size:14px;
  line-height:1.85;
  color:#A9A49A;
}
.foot-title{margin-bottom:14px;font-size:14px;font-weight:700;color:#F6F2E9;}
.foot-list{display:grid;gap:10px;}
.foot-list a{
  font-size:14px;
  color:#A9A49A;
}
.foot-list a:hover{
  color:var(--primary);
  text-decoration:underline;
  text-underline-offset:3px;
  text-decoration-thickness:2px;
}
.foot-contact{display:grid;gap:10px;font-size:14px;color:#A9A49A;}
.foot-contact li{display:flex;gap:9px;align-items:flex-start;line-height:1.7;}
.foot-contact i{color:var(--primary);font-size:13px;margin-top:5px;flex:0 0 auto;}
.foot-form{display:flex;gap:8px;margin-top:18px;}
.foot-form input{
  flex:1 1 auto;
  min-width:0;
  height:44px;
  padding:0 14px;
  border-radius:10px;
  border:1px solid rgba(246,242,233,.14);
  background:rgba(255,255,255,.05);
  color:#F6F2E9;
  font-size:14px;
}
.foot-form input::placeholder{color:#8b8780;}
.foot-form input:focus{
  outline:none;
  border-color:var(--primary);
  box-shadow:0 0 0 3px rgba(216,69,31,.20);
}
.foot-form button{
  flex:0 0 auto;
  height:44px;
  padding:0 18px;
  border:none;
  border-radius:10px;
  background:var(--primary);
  color:#fff;
  font-size:14px;
  font-weight:600;
  cursor:pointer;
  transition:background .18s ease;
}
.foot-form button:hover{background:var(--primary-dark);}
.foot-bottom{
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:12px;
  margin-top:52px;
  padding:20px 0;
  border-top:1px solid rgba(246,242,233,.14);
  font-size:13px;
  color:#A9A49A;
}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .nav-item{padding:7px 9px;font-size:13px;gap:5px;}
  .nav-item i{font-size:12px;}
  .nav-cta .btn-line{display:none;}
  .hero-title{font-size:40px;}
  .hero-figure img{height:390px;}
}

@media (max-width:991px){
  .nav-links{
    position:absolute;
    left:0;right:0;
    top:calc(100% + 10px);
    display:none;
    margin-left:0;
    padding:14px;
    background:var(--card);
    border:1px solid var(--line);
    border-radius:18px;
    box-shadow:var(--shadow-hover);
    z-index:95;
  }
  .nav-links.is-open{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:8px;
    animation:panelIn .2s ease both;
  }
  .nav-item{justify-content:flex-start;padding:11px 12px;font-size:14px;}
  .nav-item i{font-size:13px;}
  .panel-cta{display:block;grid-column:1 / -1;margin-top:4px;}
  .panel-cta .btn-x{width:100%;}
  .nav-cta{display:none;}
  .nav-toggle{display:inline-flex;}

  .hero-grid{grid-template-columns:1fr;gap:34px;}
  .hero-figure{order:2;}
  .hero-figure img{height:340px;}
  .hero-float{left:12px;top:12px;}
  .hero-title{font-size:36px;}
  .hero-sub{max-width:none;}

  .steps{grid-template-columns:1fr 1fr;}
  .tl-grid{grid-template-columns:1fr;}
  .faq-grid{grid-template-columns:1fr;}

  .cta-band{flex-direction:column;align-items:flex-start;padding:34px 28px;}
  .cta-actions{width:100%;}
  .cta-actions .btn-x{flex:1 1 auto;}

  .foot-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .site-footer{padding-top:52px;}
}

@keyframes panelIn{
  from{opacity:0;transform:translateY(-6px);}
  to{opacity:1;transform:translateY(0);}
}

@media (max-width:767px){
  .hero-title{font-size:31px;letter-spacing:-.3px;}
  .hero-figure img{height:280px;}
  .hero-sticker{width:66px;height:66px;font-size:28px;border-radius:16px;right:0;bottom:-12px;}
  .stat-bar{grid-template-columns:1fr 1fr;padding:20px 6px;}
  .stat{padding:10px 16px;border-right:none;}
  .stat b{font-size:28px;}
  .section{padding:60px 0 0;}
  .sec-head h2{font-size:24px;}
  .steps{grid-template-columns:1fr;}
  .tl-card{padding:26px 20px 6px;}
  .cta-band{margin-top:60px;padding:28px 22px;}
  .cta-band h2{font-size:23px;}
  .site-footer{margin-top:64px;}
}

@media (max-width:575px){
  .wrap{padding:0 16px;}
  .nav-card{padding:9px 10px;border-radius:16px;gap:10px;}
  .brand{font-size:16px;}
  .brand-mark{width:30px;height:30px;font-size:16px;border-radius:9px;}
  .hero-actions .btn-x{width:100%;}
  .foot-grid{grid-template-columns:1fr;}
  .foot-bottom{justify-content:flex-start;}
  .faq-acc .accordion-button{font-size:15.5px;padding:15px 16px;}
  .faq-acc .accordion-body{padding:0 16px 18px;}
}

/* roulang page: category2 */
:root{
  --brand:#D8451F;
  --brand-deep:#A82F12;
  --lime:#C9E05B;
  --ink:#16181B;
  --paper:#F6F2E9;
  --paper-2:#EFE9DC;
  --card:#FFFFFF;
  --line:#E2DACB;
  --text:#22211E;
  --muted:#6B675F;
  --r-xl:24px;
  --r-lg:18px;
  --r-md:14px;
  --r-sm:10px;
  --shadow:0 1px 2px rgba(20,22,26,.06),0 12px 28px -14px rgba(20,22,26,.20);
  --shadow-hover:0 18px 36px -16px rgba(20,22,26,.28);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  background:var(--paper);
  color:var(--text);
  font-size:16.5px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:16px;}
a{color:inherit;text-decoration:none;transition:color .18s var(--ease),border-color .18s var(--ease),background-color .18s var(--ease);}
a:hover{color:var(--brand);}
ul,ol{margin:0;padding:0;list-style:none;}
p{margin:0 0 1em;}
h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:800;letter-spacing:-.01em;}
button,input{font-family:inherit;font-size:inherit;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px;}
.wrap{max-width:1180px;margin:0 auto;padding:0 24px;}

/* ============ 导航 ============ */
.site-header{position:sticky;top:0;z-index:80;padding:12px 0 0;transition:padding .2s var(--ease);}
.nav-card{
  position:relative;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:20px;
  padding:10px 12px;
  display:flex;
  align-items:center;
  gap:14px;
  box-shadow:var(--shadow);
  transition:box-shadow .2s var(--ease);
}
.site-header.is-stuck .nav-card{box-shadow:0 12px 30px -14px rgba(20,22,26,.32);}
.brand{display:inline-flex;align-items:center;gap:10px;font-size:18px;font-weight:800;color:var(--text);flex:0 0 auto;}
.brand:hover{color:var(--text);}
.brand-mark{
  width:34px;height:34px;border-radius:10px;background:var(--brand);color:#fff;
  display:grid;place-items:center;font-size:18px;font-weight:800;line-height:1;
  box-shadow:inset 0 -2px 0 rgba(0,0,0,.12);
}
.brand-name{white-space:nowrap;}
.nav-links{display:flex;align-items:center;gap:8px;margin-left:auto;}
.nav-item{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;padding:8px 12px;border-radius:var(--r-sm);
  background:var(--paper);color:#4A4740;white-space:nowrap;
  transition:background-color .18s var(--ease),color .18s var(--ease),box-shadow .18s var(--ease);
}
.nav-item i{font-size:13px;opacity:.8;}
.nav-item:hover{background:var(--paper-2);color:var(--text);}
.nav-item.is-active{
  background:#fff;color:var(--brand);box-shadow:inset 0 0 0 2px var(--brand);
}
.nav-cta{display:flex;align-items:center;gap:8px;margin-left:6px;}
.panel-cta{display:none;}
.nav-toggle{
  display:none;margin-left:auto;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--line);background:var(--paper);color:var(--text);
  align-items:center;justify-content:center;font-size:16px;cursor:pointer;
}
.nav-toggle:hover{background:var(--paper-2);}

/* ============ 按钮 ============ */
.btn-x{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:999px;padding:12px 24px;font-size:14.5px;font-weight:600;
  border:1px solid transparent;cursor:pointer;line-height:1.2;
  transition:background-color .18s var(--ease),color .18s var(--ease),transform .18s var(--ease),box-shadow .18s var(--ease),border-color .18s var(--ease);
}
.btn-solid{background:var(--brand);color:#fff;box-shadow:0 8px 18px -10px rgba(216,69,31,.7);}
.btn-solid:hover{background:var(--brand-deep);color:#fff;transform:translateY(-1px);box-shadow:0 14px 26px -12px rgba(216,69,31,.62);}
.btn-line{border-color:rgba(34,33,30,.28);color:var(--text);background:transparent;}
.btn-line:hover{border-color:var(--brand);color:var(--brand);background:rgba(216,69,31,.07);}
.btn-ghost-light{border-color:rgba(246,242,233,.55);color:#F6F2E9;background:transparent;}
.btn-ghost-light:hover{background:#F6F2E9;color:var(--ink);border-color:#F6F2E9;}
.btn-white{background:#F6F2E9;color:var(--brand-deep);}
.btn-white:hover{background:#fff;color:var(--brand-deep);transform:translateY(-1px);}
.link-more{color:var(--brand);font-weight:600;font-size:14.5px;border-bottom:2px solid transparent;padding-bottom:1px;}
.link-more:hover{border-bottom-color:var(--brand);color:var(--brand-deep);}

/* ============ Hero ============ */
.page-hero{
  margin-top:22px;
  border-radius:var(--r-xl);
  overflow:hidden;
  position:relative;
  color:#F6F2E9;
  background-image:
    linear-gradient(96deg,rgba(13,15,18,.90) 0%,rgba(13,15,18,.62) 52%,rgba(13,15,18,.40) 100%),
    url(/assets/images/backpic/back-1.png);
  background-size:cover;
  background-position:center;
  border:1px solid rgba(246,242,233,.14);
  box-shadow:var(--shadow);
}
.hero-inner{padding:64px 56px 56px;max-width:760px;}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:#C9C4B8;margin-bottom:22px;flex-wrap:wrap;}
.crumb a{color:#C9C4B8;}
.crumb a:hover{color:var(--lime);}
.crumb .sep{opacity:.5;}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(201,224,91,.16);color:var(--lime);
  border:1px solid rgba(201,224,91,.35);
  border-radius:999px;padding:6px 14px;font-size:13px;font-weight:600;margin-bottom:20px;
}
.hero-tag i{font-size:12px;}
.page-hero h1{
  font-size:clamp(30px,3.6vw,44px);
  line-height:1.16;
  letter-spacing:-.02em;
  margin-bottom:18px;
  color:#fff;
}
.page-hero h1 em{font-style:normal;color:var(--lime);}
.hero-sub{font-size:16.5px;line-height:1.8;color:#DAD5C8;max-width:640px;margin-bottom:28px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:34px;}
.hero-facts{display:flex;flex-wrap:wrap;gap:34px;padding-top:26px;border-top:1px solid rgba(246,242,233,.18);}
.hero-fact{display:flex;flex-direction:column;gap:2px;}
.hero-fact b{font-size:26px;font-weight:800;color:var(--lime);font-variant-numeric:tabular-nums;letter-spacing:-.02em;line-height:1.2;}
.hero-fact span{font-size:13px;color:#B9B4A6;line-height:1.6;}

/* ============ 通用板块 ============ */
.section{padding:88px 0;}
.section.tight{padding:64px 0;}
.section.alt{background:var(--paper-2);}
.sec-head{max-width:760px;margin-bottom:40px;}
.sec-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;color:var(--brand);letter-spacing:.06em;margin-bottom:12px;
}
.sec-head .eyebrow::before{content:"";width:22px;height:3px;border-radius:2px;background:var(--brand);display:inline-block;}
.sec-head h2{font-size:clamp(24px,2.6vw,32px);line-height:1.28;margin-bottom:14px;}
.sec-head p{color:var(--muted);font-size:16px;margin:0;max-width:700px;}

/* ============ 六宫格能力卡 ============ */
.cap-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.cap-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px 24px;box-shadow:var(--shadow);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.cap-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:#D6CBB6;}
.cap-icon{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  background:rgba(216,69,31,.10);color:var(--brand);font-size:18px;margin-bottom:16px;
}
.cap-card h3{font-size:19px;margin-bottom:8px;}
.cap-card p{font-size:14.8px;line-height:1.75;color:var(--muted);margin:0;}
.cap-meta{display:inline-block;margin-top:14px;font-size:12.5px;font-weight:600;color:var(--brand-deep);background:rgba(201,224,91,.35);border-radius:999px;padding:4px 12px;}

/* ============ 规格对照 ============ */
.spec-wrap{display:grid;grid-template-columns:.92fr 1.08fr;gap:38px;align-items:start;}
.spec-figure{position:relative;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow);}
.spec-figure img{width:100%;height:290px;object-fit:cover;border-radius:0;}
.spec-figure .fig-cap{padding:18px 22px;background:var(--card);font-size:14px;color:var(--muted);line-height:1.7;}
.spec-figure .fig-cap b{display:block;color:var(--text);font-size:15.5px;margin-bottom:4px;}
.spec-panel{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);padding:12px 26px;box-shadow:var(--shadow);}
.spec-row{display:grid;grid-template-columns:132px 1fr;gap:16px;padding:18px 0;border-bottom:1px dashed var(--line);}
.spec-row:last-child{border-bottom:0;}
.spec-row .k{font-size:13.5px;font-weight:700;color:var(--brand-deep);line-height:1.6;padding-top:2px;}
.spec-row .v{font-size:15px;line-height:1.75;color:var(--text);font-variant-numeric:tabular-nums;}
.spec-row .v small{display:block;color:var(--muted);font-size:13px;margin-top:4px;}

/* ============ 服务对象行列表 ============ */
.rows{display:grid;gap:14px;}
.row-item{
  display:grid;grid-template-columns:52px 1fr auto;gap:20px;align-items:center;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:20px 24px;box-shadow:var(--shadow);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.row-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:#D6CBB6;}
.row-ico{
  width:52px;height:52px;border-radius:14px;display:grid;place-items:center;
  background:var(--paper-2);color:var(--brand);font-size:19px;
}
.row-body h3{font-size:18px;margin-bottom:4px;}
.row-body p{margin:0;font-size:14.5px;color:var(--muted);line-height:1.75;}
.row-tag{
  font-size:12.5px;font-weight:600;color:var(--brand-deep);
  background:rgba(216,69,31,.08);border:1px solid rgba(216,69,31,.18);
  border-radius:999px;padding:5px 14px;white-space:nowrap;
}

/* ============ 流程 ============ */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;position:relative;}
.step{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px 22px;box-shadow:var(--shadow);position:relative;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease);
}
.step:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);}
.step-num{
  font-size:26px;font-weight:800;color:var(--brand);font-variant-numeric:tabular-nums;
  letter-spacing:-.03em;line-height:1;margin-bottom:12px;display:block;
}
.step h3{font-size:16.5px;margin-bottom:8px;}
.step p{margin:0;font-size:14px;color:var(--muted);line-height:1.7;}

/* ============ FAQ ============ */
.faq-shell{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);padding:34px 32px;box-shadow:var(--shadow);}
.faq-shell .sec-head{margin-bottom:24px;}
.accordion-item{border:1px solid var(--line);border-radius:var(--r-md) !important;margin-bottom:12px;overflow:hidden;background:var(--card);}
.accordion-item:last-child{margin-bottom:0;}
.accordion-button{
  font-size:17px;font-weight:700;color:var(--text);background:var(--card);
  padding:18px 22px;min-height:56px;box-shadow:none !important;gap:16px;
}
.accordion-button:not(.collapsed){color:var(--brand);background:rgba(246,242,233,.7);}
.accordion-button:focus{box-shadow:none;}
.accordion-button::after{
  background-image:none !important;
  content:"+" !important;
  font-size:20px;font-weight:700;line-height:1;color:var(--brand);
  width:auto;height:auto;display:grid;place-items:center;
  transition:transform .2s var(--ease);
}
.accordion-button:not(.collapsed)::after{transform:rotate(45deg);}
.accordion-body{padding:4px 22px 22px;font-size:15.2px;line-height:1.8;color:var(--muted);}

/* ============ CTA 条 ============ */
.cta-bar{
  background:linear-gradient(120deg,var(--brand) 0%,var(--brand-deep) 100%);
  border-radius:var(--r-lg);
  padding:34px 40px;
  display:flex;align-items:center;justify-content:space-between;gap:26px;
  color:#fff;box-shadow:0 20px 40px -24px rgba(168,47,18,.85);
}
.cta-bar h2{font-size:clamp(20px,2.2vw,26px);line-height:1.3;margin-bottom:6px;color:#fff;}
.cta-bar p{margin:0;font-size:14.5px;color:rgba(255,255,255,.86);}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;flex:0 0 auto;}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:#F6F2E9;margin-top:80px;padding:64px 0 24px;}
.site-footer .brand{color:#F6F2E9;}
.site-footer .brand:hover{color:#fff;}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.25fr;gap:36px;}
.foot-brand p{font-size:14.5px;color:#A9A49A;line-height:1.8;margin:16px 0 0;max-width:280px;}
.foot-title{font-size:14px;font-weight:700;color:#F6F2E9;margin-bottom:16px;letter-spacing:.02em;}
.foot-list li{margin-bottom:10px;}
.foot-list a{font-size:14.5px;color:#A9A49A;border-bottom:2px solid transparent;padding-bottom:1px;}
.foot-list a:hover{color:var(--brand);border-bottom-color:var(--brand);}
.foot-contact li{display:flex;gap:10px;font-size:14px;color:#A9A49A;margin-bottom:10px;line-height:1.7;}
.foot-contact i{color:var(--brand);font-size:13px;margin-top:5px;}
.foot-form{display:flex;gap:8px;margin-top:16px;}
.foot-form input{
  flex:1;min-width:0;height:44px;border-radius:var(--r-sm);
  border:1px solid rgba(246,242,233,.18);background:rgba(246,242,233,.06);
  color:#F6F2E9;padding:0 14px;font-size:14px;
}
.foot-form input::placeholder{color:#8A867D;}
.foot-form input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(216,69,31,.18);}
.foot-form button{
  height:44px;padding:0 18px;border-radius:var(--r-sm);border:0;cursor:pointer;
  background:var(--brand);color:#fff;font-size:14px;font-weight:600;white-space:nowrap;
  transition:background-color .18s var(--ease);
}
.foot-form button:hover{background:var(--brand-deep);}
.foot-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(246,242,233,.14);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:#8A867D;
}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .nav-item{padding:8px 10px;font-size:13.5px;}
  .nav-item i{display:none;}
  .nav-cta .btn-line{display:none;}
  .cap-grid{gap:18px;}
}
@media (max-width:991px){
  .site-header{padding-top:10px;}
  .nav-toggle{display:inline-flex;}
  .nav-cta{display:none;}
  .nav-links{
    display:none;position:absolute;left:0;right:0;top:calc(100% + 10px);
    background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
    padding:14px;gap:8px;box-shadow:var(--shadow-hover);
    grid-template-columns:1fr 1fr;
  }
  .nav-links.show{display:grid;animation:navIn .2s var(--ease);}
  @keyframes navIn{from{opacity:0;transform:translateY(-6px);}to{opacity:1;transform:translateY(0);}}
  .nav-item{justify-content:flex-start;padding:11px 12px;background:var(--paper);font-size:14px;}
  .nav-item i{display:inline-block;}
  .panel-cta{display:block;grid-column:1/-1;margin-top:4px;}
  .panel-cta .btn-x{width:100%;}
  .hero-inner{padding:52px 34px 44px;}
  .section{padding:64px 0;}
  .cap-grid{grid-template-columns:repeat(2,1fr);}
  .spec-wrap{grid-template-columns:1fr;gap:26px;}
  .spec-figure img{height:240px;}
  .steps{grid-template-columns:repeat(2,1fr);}
  .foot-grid{grid-template-columns:1fr 1fr;gap:30px;}
  .cta-bar{flex-direction:column;align-items:flex-start;padding:28px 26px;}
  .row-item{grid-template-columns:46px 1fr;}
  .row-tag{display:none;}
}
@media (max-width:767px){
  body{font-size:16px;}
  .page-hero h1{font-size:29px;}
  .hero-facts{gap:24px;}
  .hero-fact b{font-size:22px;}
  .cap-grid{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;}
  .faq-shell{padding:24px 18px;}
  .accordion-button{font-size:16px;padding:16px 18px;}
  .accordion-body{padding:2px 18px 18px;font-size:14.8px;}
  .cta-actions{width:100%;}
  .cta-actions .btn-x{flex:1;}
  .spec-panel{padding:6px 18px;}
  .spec-row{grid-template-columns:1fr;gap:6px;padding:15px 0;}
  .section{padding:56px 0;}
  .foot-grid{grid-template-columns:1fr;}
  .site-footer{padding:48px 0 20px;margin-top:56px;}
}
@media (max-width:520px){
  .wrap{padding:0 16px;}
  .hero-inner{padding:42px 22px 36px;}
  .hero-actions .btn-x{width:100%;}
  .brand-name{font-size:17px;}
  .row-item{padding:16px 18px;}
  .foot-form{flex-direction:column;}
  .foot-form button{width:100%;}
}

/* roulang page: category3 */
:root{
  --bg:#F6F2E9;
  --paper:#EFE9DC;
  --card:#FFFFFF;
  --ink:#22211E;
  --muted:#6B675F;
  --line:#E2DACB;
  --primary:#D8451F;
  --primary-deep:#A82F12;
  --primary-soft:#FBE9E3;
  --lime:#C9E05B;
  --lime-soft:rgba(201,224,91,.28);
  --dark:#16181B;
  --dark-ink:#F6F2E9;
  --dark-muted:#A9A49A;
  --dark-line:rgba(246,242,233,.14);
  --r-xl:20px;
  --r-lg:18px;
  --r-md:14px;
  --r-sm:10px;
  --r-pill:999px;
  --sh:0 1px 2px rgba(20,22,26,.06),0 12px 28px -14px rgba(20,22,26,.20);
  --sh-h:0 18px 36px -16px rgba(20,22,26,.28);
  --max:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;padding:0;overflow-x:hidden;
  background:var(--bg);color:var(--ink);
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  font-size:16.5px;line-height:1.8;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .18s ease}
a:hover{color:var(--primary)}
button{font-family:inherit}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.25;letter-spacing:.2px}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
figure{margin:0}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{outline:2px solid var(--primary);outline-offset:3px;border-radius:6px}
.wrap{width:100%;max-width:var(--max);margin:0 auto;padding:0 24px}
.num{font-variant-numeric:tabular-nums;letter-spacing:-.5px}

/* ---------- header / nav ---------- */
.site-header{
  position:sticky;top:0;z-index:60;padding:14px 0 12px;
  background:linear-gradient(180deg,var(--bg) 72%,rgba(246,242,233,.86) 100%);
  backdrop-filter:blur(6px);
}
.nav-card{
  position:relative;display:flex;align-items:center;gap:14px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-xl);
  padding:10px 14px;box-shadow:var(--sh);
}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:36px;height:36px;border-radius:11px;background:var(--primary);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;
  font-weight:800;font-size:20px;line-height:1;letter-spacing:0;
  box-shadow:0 8px 18px -10px rgba(216,69,31,.9);
}
.brand-name{font-size:18px;font-weight:800;letter-spacing:.4px;color:var(--ink)}
.nav-links{display:flex;align-items:center;gap:8px;margin-left:auto}
.nav-item{
  display:inline-flex;align-items:center;gap:6px;
  padding:8px 12px;border-radius:var(--r-sm);
  background:var(--bg);color:var(--ink);
  font-size:13px;font-weight:600;white-space:nowrap;
  border:2px solid transparent;
  transition:background .18s ease,color .18s ease,border-color .18s ease,transform .18s ease;
}
.nav-item i{font-size:13px;color:var(--muted);transition:color .18s ease}
.nav-item:hover{background:var(--paper);color:var(--primary);transform:translateY(-1px)}
.nav-item:hover i{color:var(--primary)}
.nav-item.is-active{border-color:var(--primary);color:var(--primary);background:var(--primary-soft)}
.nav-item.is-active i{color:var(--primary)}
.nav-cta{display:flex;align-items:center;gap:8px;margin-left:10px}
.panel-cta{display:none}
.nav-toggle{
  display:none;width:42px;height:42px;margin-left:auto;
  align-items:center;justify-content:center;
  border:1px solid var(--line);border-radius:12px;background:var(--bg);color:var(--ink);
  font-size:16px;cursor:pointer;transition:background .18s ease,color .18s ease;
}
.nav-toggle:hover{background:var(--paper);color:var(--primary)}

/* ---------- buttons ---------- */
.btn-x{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;line-height:1.4;white-space:nowrap;
  border:1px solid transparent;cursor:pointer;
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn-solid{background:var(--primary);color:#fff;box-shadow:0 12px 22px -14px rgba(216,69,31,.95)}
.btn-solid:hover{background:var(--primary-deep);color:#fff;transform:translateY(-1px);box-shadow:0 16px 28px -14px rgba(168,47,18,.85)}
.btn-solid:active{transform:translateY(0)}
.btn-line{background:var(--card);border-color:var(--line);color:var(--ink)}
.btn-line:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-soft);transform:translateY(-1px)}
.btn-light{background:#fff;color:var(--primary-deep);border-color:#fff}
.btn-light:hover{background:var(--primary-soft);color:var(--primary-deep);transform:translateY(-1px)}
.btn-ghost-w{background:transparent;border-color:rgba(255,255,255,.6);color:#fff}
.btn-ghost-w:hover{background:rgba(255,255,255,.14);color:#fff;border-color:#fff}
.nav-card .btn-x{padding:9px 16px;font-size:13.5px}

/* ---------- breadcrumb ---------- */
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);padding:6px 0 22px;flex-wrap:wrap}
.crumb a:hover{color:var(--primary);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:2px}
.crumb .sep{color:#C6BEAF}
.crumb .cur{color:var(--ink);font-weight:600}

/* ---------- sections ---------- */
.sec{padding:88px 0}
.sec-paper{background:var(--paper)}
.sec-head{max-width:760px;margin-bottom:36px}
.sec-head h2{position:relative;padding-left:16px;font-size:32px;line-height:1.3}
.sec-head h2::before{content:"";position:absolute;left:0;top:.16em;bottom:.16em;width:4px;border-radius:3px;background:var(--primary)}
.sec-head .lead{margin-top:14px;color:var(--muted);font-size:16px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.6px;color:var(--primary-deep);
  background:var(--primary-soft);border-radius:var(--r-pill);padding:6px 14px;
}
.eyebrow-lime{background:var(--lime-soft);color:#4B5417}

/* ---------- hero ---------- */
.hero{padding:6px 0 0}
.hero-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:48px;align-items:center}
.hero-media{position:relative}
.hero-media img{
  width:100%;height:100%;aspect-ratio:4/3;object-fit:cover;
  border-radius:var(--r-xl);border:1px solid var(--line);box-shadow:var(--sh);
}
.hero-media .stamp{
  position:absolute;left:-10px;top:-10px;width:56px;height:56px;border-radius:16px;
  background:var(--dark);color:var(--dark-ink);display:flex;align-items:center;justify-content:center;
  font-size:24px;font-weight:800;box-shadow:var(--sh);
}
.float-card{
  position:absolute;right:-10px;bottom:-18px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:var(--sh);padding:12px 18px;display:flex;flex-direction:column;gap:2px;
}
.float-card strong{font-size:14px;font-weight:800}
.float-card span{font-size:12.5px;color:var(--muted)}
.hero-copy h1{font-size:44px;line-height:1.16;margin:16px 0 18px}
.hero-copy .sub{font-size:17px;color:var(--muted);max-width:600px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:26px 0 24px}
.hero-points{display:flex;flex-wrap:wrap;gap:10px 22px;font-size:13.5px;color:var(--muted)}
.hero-points li{display:inline-flex;align-items:center;gap:8px}
.hero-points i{color:var(--primary);font-size:13px}

/* ---------- course cards ---------- */
.course-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.course-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px;box-shadow:var(--sh);display:flex;flex-direction:column;gap:16px;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.course-card:hover{transform:translateY(-2px);box-shadow:var(--sh-h);border-color:#D8CEBB}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12.5px;font-weight:700;line-height:1.4;
  padding:5px 12px;border-radius:var(--r-pill);
  background:var(--primary-soft);color:var(--primary-deep);
}
.tag-lime{background:var(--lime-soft);color:#4B5417}
.tag-ink{background:#F1EDE3;color:var(--ink)}
.course-card h3{font-size:21px;margin-top:12px}
.course-card .desc{color:var(--muted);font-size:15px;margin-top:8px}
.course-meta{
  display:grid;grid-template-columns:repeat(3,1fr);gap:12px;
  border-top:1px dashed var(--line);padding-top:14px;
}
.course-meta .k{display:block;font-size:12px;color:var(--muted);letter-spacing:.4px}
.course-meta .v{display:block;font-size:14px;font-weight:700;margin-top:3px}
.course-card .btn-x{align-self:flex-start;padding:10px 20px;font-size:14px}

/* ---------- rhythm steps ---------- */
.rhythm{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;position:relative}
.step-card{
  position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px 24px;box-shadow:var(--sh);
}
.step-card::after{
  content:"";position:absolute;right:-22px;top:52%;width:22px;border-top:1px dashed #C9C0B0;
}
.step-card:last-child::after{display:none}
.step-no{
  display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:12px;background:var(--bg);
  color:var(--primary);font-weight:800;font-size:16px;letter-spacing:-.5px;
  border:1px solid var(--line);font-variant-numeric:tabular-nums;
}
.step-card h3{font-size:19px;margin:16px 0 8px}
.step-card p{font-size:14.5px;color:var(--muted)}

/* ---------- assurance ---------- */
.assure-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.assure-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px 22px;box-shadow:var(--sh);
  transition:transform .2s ease,box-shadow .2s ease;
}
.assure-card:hover{transform:translateY(-2px);box-shadow:var(--sh-h)}
.assure-card .ico{
  width:42px;height:42px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:var(--primary-soft);color:var(--primary);font-size:17px;margin-bottom:14px;
}
.assure-card h3{font-size:17px;margin-bottom:8px}
.assure-card p{font-size:14px;color:var(--muted)}

/* ---------- faq ---------- */
.faq-wrap{display:grid;grid-template-columns:.82fr 1.18fr;gap:44px;align-items:start}
.faq-aside h2{position:relative;padding-left:16px;font-size:32px;line-height:1.3}
.faq-aside h2::before{content:"";position:absolute;left:0;top:.16em;bottom:.16em;width:4px;border-radius:3px;background:var(--primary)}
.faq-aside p{color:var(--muted);margin-top:14px;font-size:15.5px}
.faq-aside .btn-x{margin-top:22px}
.faq-acc .accordion-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;margin-bottom:12px;box-shadow:var(--sh);
}
.faq-acc .accordion-header{margin:0}
.faq-acc .accordion-button{
  background:var(--card);color:var(--ink);font-size:17px;font-weight:700;
  padding:18px 20px;min-height:56px;line-height:1.5;box-shadow:none;border-radius:0;
}
.faq-acc .accordion-button:not(.collapsed){background:var(--card);color:var(--primary);box-shadow:none}
.faq-acc .accordion-button:focus{box-shadow:none;outline:2px solid var(--primary);outline-offset:-2px}
.faq-acc .accordion-button::after{
  content:"+";background-image:none;width:28px;height:28px;flex:0 0 28px;
  display:flex;align-items:center;justify-content:center;
  font-size:22px;font-weight:400;line-height:1;color:var(--primary);
  transition:transform .2s ease;
}
.faq-acc .accordion-button:not(.collapsed)::after{transform:rotate(45deg)}
.faq-acc .accordion-body{padding:0 20px 20px;color:var(--muted);font-size:15.5px;line-height:1.85}

/* ---------- cta ---------- */
.cta-band{
  background:linear-gradient(120deg,var(--primary) 0%,var(--primary-deep) 100%);
  border-radius:var(--r-xl);padding:44px 46px;color:#fff;
  display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center;
  box-shadow:0 24px 50px -28px rgba(168,47,18,.9);
}
.cta-band h2{font-size:32px;line-height:1.28;color:#fff}
.cta-band .note{margin-top:14px;color:rgba(255,255,255,.86);font-size:15.5px;max-width:460px}
.cta-band .contact-line{display:flex;flex-wrap:wrap;gap:10px 24px;margin-top:20px;font-size:14.5px;color:rgba(255,255,255,.92)}
.cta-band .contact-line span{display:inline-flex;align-items:center;gap:8px}
.form-card{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.28);border-radius:var(--r-md);padding:24px}
.form-card .f-label{display:block;font-size:13.5px;font-weight:600;margin-bottom:6px;color:rgba(255,255,255,.92)}
.form-card .f-field{margin-bottom:14px}
.form-card input{
  width:100%;height:44px;border-radius:var(--r-sm);
  border:1px solid rgba(255,255,255,.4);background:rgba(255,255,255,.96);
  color:var(--ink);padding:0 14px;font-size:15px;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.form-card input::placeholder{color:#9C978C}
.form-card input:focus{outline:none;border-color:#fff;box-shadow:0 0 0 3px rgba(255,255,255,.35)}
.form-card .btn-x{width:100%;margin-top:4px}
.form-card .f-tip{margin-top:12px;font-size:12.5px;color:rgba(255,255,255,.8)}

/* ---------- footer ---------- */
.site-footer{background:var(--dark);color:var(--dark-ink);padding:64px 0 24px;margin-top:88px}
.site-footer .brand-mark{background:var(--primary)}
.site-footer .brand-name{color:var(--dark-ink)}
.foot-grid{display:grid;grid-template-columns:1.45fr 1fr 1fr 1.35fr;gap:40px}
.foot-brand p{color:var(--dark-muted);font-size:14.5px;margin-top:16px;max-width:280px}
.foot-title{font-size:14px;font-weight:800;letter-spacing:.6px;margin-bottom:16px;color:var(--dark-ink)}
.foot-list li{margin-bottom:10px}
.foot-list a{color:var(--dark-muted);font-size:14.5px;transition:color .18s ease}
.foot-list a:hover{color:var(--primary);text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:2px}
.foot-contact li{display:flex;align-items:flex-start;gap:10px;color:var(--dark-muted);font-size:14.5px;margin-bottom:10px}
.foot-contact i{color:var(--primary);margin-top:6px;font-size:13px}
.foot-form{display:flex;gap:8px;margin-top:16px}
.foot-form input{
  flex:1 1 auto;min-width:0;height:44px;border-radius:var(--r-sm);
  border:1px solid var(--dark-line);background:rgba(246,242,233,.06);
  color:var(--dark-ink);padding:0 12px;font-size:14px;
}
.foot-form input::placeholder{color:#8C8779}
.foot-form input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(216,69,31,.22)}
.foot-form button{
  flex:0 0 auto;height:44px;padding:0 18px;border-radius:var(--r-sm);border:0;
  background:var(--primary);color:#fff;font-size:14px;font-weight:600;cursor:pointer;
  transition:background .18s ease;
}
.foot-form button:hover{background:var(--primary-deep)}
.foot-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid var(--dark-line);
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  color:var(--dark-muted);font-size:13px;
}

/* ---------- responsive ---------- */
@media (max-width:1299px){
  .nav-cta .btn-line{display:none}
}
@media (max-width:1199px){
  .nav-item{padding:7px 10px;font-size:12.5px}
  .nav-item i{font-size:12px}
  .hero-copy h1{font-size:38px}
  .hero-grid{gap:36px}
  .assure-grid{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1.4fr 1fr 1.3fr;gap:32px}
  .foot-grid > div:nth-child(3){display:none}
}
@media (max-width:991px){
  .nav-links{
    position:absolute;left:0;right:0;top:calc(100% + 12px);
    display:grid;grid-template-columns:1fr 1fr;gap:10px;
    background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
    box-shadow:var(--sh);padding:14px;
    opacity:0;visibility:hidden;transform:translateY(-6px);
    transition:opacity .2s ease,transform .2s ease,visibility .2s ease;
    margin-left:0;
  }
  .nav-links.is-open{opacity:1;visibility:visible;transform:translateY(0)}
  .nav-links .nav-item{justify-content:flex-start;padding:11px 12px;font-size:13.5px}
  .panel-cta{display:block;grid-column:1/-1;margin-top:4px}
  .panel-cta .btn-x{width:100%}
  .nav-cta{display:none}
  .nav-toggle{display:inline-flex}
  .hero-grid{grid-template-columns:1fr;gap:34px}
  .hero-media{order:-1}
  .hero-copy h1{font-size:34px}
  .course-grid{grid-template-columns:1fr}
  .rhythm{grid-template-columns:1fr}
  .step-card::after{display:none}
  .faq-wrap{grid-template-columns:1fr;gap:28px}
  .cta-band{grid-template-columns:1fr;padding:36px 30px;gap:28px}
  .sec{padding:72px 0}
  .sec-head h2,.faq-aside h2,.cta-band h2{font-size:27px}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px}
  .foot-grid > div:nth-child(3){display:block}
  .site-footer{margin-top:72px}
}
@media (max-width:767px){
  body{font-size:16px}
  .wrap{padding:0 16px}
  .hero-copy h1{font-size:30px}
  .hero-media img{aspect-ratio:16/11}
  .float-card{right:10px;bottom:-14px;padding:10px 14px}
  .hero-media .stamp{width:46px;height:46px;font-size:19px;border-radius:13px;left:-6px;top:-6px}
  .course-meta{grid-template-columns:1fr 1fr}
  .assure-grid{grid-template-columns:1fr}
  .cta-band{padding:30px 22px;border-radius:var(--r-lg)}
  .cta-band h2{font-size:24px}
  .sec{padding:56px 0}
  .sec-head h2,.faq-aside h2{font-size:24px}
  .sec-head{margin-bottom:26px}
  .course-card,.step-card,.assure-card{padding:20px}
  .foot-grid{grid-template-columns:1fr;gap:28px}
  .foot-bottom{flex-direction:column;align-items:flex-start;gap:6px}
}
@media (max-width:575px){
  .brand-name{font-size:16px}
  .nav-card{padding:9px 12px;gap:10px}
  .nav-links{grid-template-columns:1fr}
  .hero-points{flex-direction:column;align-items:flex-start;gap:8px}
  .hero-actions .btn-x{width:100%}
  .course-meta{grid-template-columns:1fr}
  .form-card{padding:18px}
  .foot-form{flex-direction:column}
  .foot-form button{width:100%}
}

/* roulang page: category4 */
:root{
  --brand:#D8451F;
  --brand-dark:#A82F12;
  --lime:#C9E05B;
  --ink:#16181B;
  --paper:#F6F2E9;
  --paper-soft:#EFE9DC;
  --card:#FFFFFF;
  --line:#E2DACB;
  --line-dark:rgba(246,242,233,.14);
  --text:#22211E;
  --muted:#6B675F;
  --light-text:#F6F2E9;
  --light-muted:#A9A49A;
  --r-lg:18px;
  --r-md:14px;
  --r-sm:10px;
  --shadow:0 1px 2px rgba(20,22,26,.06),0 12px 28px -14px rgba(20,22,26,.20);
  --shadow-hover:0 18px 36px -16px rgba(20,22,26,.28);
  --maxw:1180px;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--paper);
  color:var(--text);
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  font-size:16.5px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;transition:color .18s ease,background-color .18s ease,border-color .18s ease;}
button,input{font-family:inherit;font-size:inherit;}
h1,h2,h3,h4{margin:0;font-weight:800;color:var(--text);line-height:1.2;letter-spacing:-.01em;}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px;}

/* ---------- header / nav ---------- */
.site-header{position:sticky;top:12px;z-index:120;padding:14px 0 4px;}
.nav-card{
  position:relative;
  display:flex;
  align-items:center;
  gap:16px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:20px;
  padding:10px 14px;
  box-shadow:0 1px 2px rgba(20,22,26,.05),0 10px 24px -18px rgba(20,22,26,.45);
  transition:box-shadow .22s ease;
}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:36px;height:36px;border-radius:10px;
  background:linear-gradient(140deg,var(--brand),var(--brand-dark));
  color:#fff;font-weight:800;font-size:19px;
  display:flex;align-items:center;justify-content:center;
  letter-spacing:-.02em;
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.18);
}
.brand-name{font-size:18px;font-weight:800;letter-spacing:-.01em;white-space:nowrap;}
.nav-links{display:flex;align-items:center;gap:8px;margin-left:auto;}
.nav-item{
  display:inline-flex;align-items:center;gap:7px;
  padding:9px 12px;border-radius:var(--r-sm);
  background:var(--paper);color:var(--text);
  font-size:14px;font-weight:600;white-space:nowrap;
  border:2px solid transparent;
  transition:background-color .18s ease,color .18s ease,border-color .18s ease;
}
.nav-item i{font-size:14px;color:var(--muted);transition:color .18s ease;}
.nav-item:hover{background:var(--paper-soft);color:var(--brand-dark);}
.nav-item:hover i{color:var(--brand-dark);}
.nav-item.is-active{border-color:var(--brand);color:var(--brand);background:#fff;}
.nav-item.is-active i{color:var(--brand);}
.panel-cta{display:none;}
.nav-cta{display:flex;align-items:center;gap:8px;flex:0 0 auto;margin-left:8px;}
.nav-toggle{
  display:none;align-items:center;justify-content:center;
  width:42px;height:42px;border-radius:12px;
  border:1px solid var(--line);background:var(--paper);
  color:var(--text);margin-left:auto;cursor:pointer;
}
.btn-x{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 22px;border-radius:999px;
  font-size:14.5px;font-weight:700;line-height:1.2;
  border:1px solid transparent;cursor:pointer;
  transition:transform .16s ease,background-color .18s ease,color .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.btn-solid{background:var(--brand);color:#fff;border-color:var(--brand);box-shadow:0 10px 20px -14px rgba(216,69,31,.9);}
.btn-solid:hover{background:var(--brand-dark);border-color:var(--brand-dark);color:#fff;transform:translateY(-1px);}
.btn-line{background:transparent;color:var(--text);border-color:var(--text);}
.btn-line:hover{background:var(--brand);border-color:var(--brand);color:#fff;transform:translateY(-1px);}
.btn-ghost-light{background:transparent;color:var(--light-text);border-color:rgba(246,242,233,.45);}
.btn-ghost-light:hover{background:rgba(246,242,233,.14);border-color:var(--light-text);color:#fff;transform:translateY(-1px);}
.btn-light{background:#F6F2E9;color:var(--brand-dark);border-color:#F6F2E9;}
.btn-light:hover{background:#fff;color:var(--brand-dark);transform:translateY(-1px);}

/* ---------- hero ---------- */
.page-hero{
  position:relative;overflow:hidden;
  margin-top:22px;
  border-radius:24px;
  background:var(--ink);
  color:var(--light-text);
  padding:52px 48px 46px;
  border:1px solid var(--line-dark);
}
.page-hero::before{
  content:"";
  position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-3.webp");
  background-size:cover;background-position:center;
  opacity:.20;
  filter:grayscale(.3);
}
.page-hero::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(22,24,27,.94) 38%,rgba(22,24,27,.62) 100%);
}
.page-hero > *{position:relative;z-index:2;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--light-muted);margin-bottom:26px;}
.crumb a:hover{color:var(--brand);text-decoration:underline;text-underline-offset:3px;}
.crumb span.sep{opacity:.6;}
.crumb .now{color:var(--light-text);}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 14px;border-radius:999px;
  background:rgba(201,224,91,.16);
  border:1px solid rgba(201,224,91,.36);
  color:#DCEB9A;font-size:13px;font-weight:700;
  margin-bottom:20px;
}
.hero-badge i{font-size:12px;}
.hero-grid{display:grid;grid-template-columns:1.55fr 1fr;gap:44px;align-items:start;}
.page-hero h1{
  color:#fff;font-size:44px;line-height:1.16;letter-spacing:-.02em;
  margin-bottom:20px;
}
.page-hero h1 em{font-style:normal;color:var(--lime);}
.hero-rule{width:56px;height:4px;border-radius:2px;background:var(--brand);margin-bottom:22px;}
.hero-lead{font-size:17px;line-height:1.85;color:#D8D3C8;max-width:640px;margin-bottom:28px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;}
.hero-side{
  background:rgba(246,242,233,.06);
  border:1px solid var(--line-dark);
  border-radius:var(--r-lg);
  padding:26px 24px;
}
.hero-side .side-tag{font-size:12px;letter-spacing:.14em;color:var(--lime);font-weight:700;margin-bottom:16px;}
.hero-side ul{display:grid;gap:14px;}
.hero-side li{display:flex;gap:12px;align-items:flex-start;font-size:14.5px;color:#D8D3C8;line-height:1.7;}
.hero-side li i{color:var(--brand);margin-top:5px;font-size:13px;}
.hero-side strong{color:#fff;font-weight:700;}

/* ---------- stats strip ---------- */
.stats-strip{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--shadow);
  padding:26px 28px;margin-top:-30px;position:relative;z-index:5;
}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.stat-item{border-left:3px solid var(--brand);padding-left:16px;}
.stat-num{font-size:34px;font-weight:800;color:var(--brand);letter-spacing:-.03em;font-variant-numeric:tabular-nums;line-height:1.1;}
.stat-num small{font-size:16px;font-weight:700;margin-left:2px;}
.stat-label{font-size:13.5px;color:var(--muted);margin-top:6px;line-height:1.6;}

/* ---------- section base ---------- */
.section{padding:88px 0 0;}
.sec-head{margin-bottom:34px;max-width:760px;}
.sec-kicker{display:inline-flex;align-items:center;gap:10px;font-size:13px;font-weight:700;color:var(--brand);letter-spacing:.1em;margin-bottom:14px;}
.sec-kicker::before{content:"";width:4px;height:18px;border-radius:2px;background:var(--brand);display:inline-block;}
.sec-head h2{font-size:32px;line-height:1.25;margin-bottom:14px;}
.sec-head p{color:var(--muted);font-size:16px;max-width:700px;}

/* ---------- capability cards ---------- */
.tech-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.tech-card{
  display:grid;grid-template-columns:104px 1fr;gap:24px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:28px;box-shadow:var(--shadow);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.tech-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:#D6CBB6;}
.big-num{
  font-size:74px;line-height:.9;font-weight:800;
  color:var(--brand);letter-spacing:-.05em;
  font-variant-numeric:tabular-nums;
  opacity:.9;
}
.tech-card h3{font-size:21px;margin-bottom:10px;}
.tech-card .tech-desc{font-size:14.5px;color:var(--muted);margin-bottom:16px;line-height:1.75;}
.tech-list{display:grid;gap:9px;}
.tech-list li{display:flex;gap:9px;align-items:flex-start;font-size:14.5px;color:var(--text);line-height:1.65;}
.tech-list li::before{
  content:"";flex:0 0 auto;width:6px;height:6px;border-radius:50%;
  background:var(--brand);margin-top:9px;
}

/* ---------- matrix 5:4:3 ---------- */
.matrix-band{background:var(--paper-soft);border-radius:24px;padding:64px 48px;margin-top:88px;}
.matrix-band .sec-head{margin-bottom:36px;}
.matrix{display:grid;grid-template-columns:5fr 4fr 3fr;gap:20px;}
.matrix-col{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:26px 24px;box-shadow:var(--shadow);
}
.matrix-col .m-tag{
  display:inline-block;font-size:12px;font-weight:700;color:var(--brand-dark);
  background:rgba(216,69,31,.10);border-radius:999px;padding:4px 12px;margin-bottom:16px;
}
.matrix-col h3{font-size:19px;margin-bottom:14px;}
.matrix-col ul{display:grid;gap:10px;}
.matrix-col li{
  font-size:14px;color:var(--muted);line-height:1.7;
  padding-left:16px;position:relative;
}
.matrix-col li::before{content:"";position:absolute;left:0;top:10px;width:7px;height:1.5px;background:var(--brand);}
.matrix-col.is-dark{background:var(--ink);border-color:var(--line-dark);}
.matrix-col.is-dark h3{color:#fff;}
.matrix-col.is-dark li{color:var(--light-muted);}
.matrix-col.is-dark li::before{background:var(--lime);}
.matrix-col.is-dark .m-tag{background:rgba(201,224,91,.16);color:#DCEB9A;}

/* ---------- deploy flow ---------- */
.flow-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:44px;align-items:center;}
.flow-media{
  border-radius:20px;overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--shadow);
}
.flow-media img{width:100%;height:420px;object-fit:cover;}
.flow-steps{display:grid;gap:0;}
.flow-step{display:grid;grid-template-columns:52px 1fr;gap:18px;padding:20px 0;border-bottom:1px dashed var(--line);}
.flow-step:last-child{border-bottom:none;padding-bottom:0;}
.flow-step:first-child{padding-top:0;}
.step-idx{
  width:44px;height:44px;border-radius:12px;
  background:var(--paper-soft);color:var(--brand);
  display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:15px;font-variant-numeric:tabular-nums;
  border:1px solid var(--line);
}
.flow-step h3{font-size:18px;margin-bottom:6px;}
.flow-step p{font-size:14.5px;color:var(--muted);line-height:1.75;margin:0;}

/* ---------- faq ---------- */
.faq-band{background:var(--paper-soft);border-radius:24px;padding:64px 48px;margin-top:88px;}
.faq-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;flex-wrap:wrap;margin-bottom:30px;}
.faq-head h2{font-size:30px;line-height:1.3;}
.faq-head p{color:var(--muted);font-size:15px;margin:10px 0 0;}
.faq-head .faq-note{font-size:14px;color:var(--muted);}
.faq-head .faq-note a{color:var(--brand);font-weight:700;}
.faq-head .faq-note a:hover{text-decoration:underline;text-underline-offset:3px;}
.accordion-item{
  border:1px solid var(--line)!important;
  border-radius:var(--r-md)!important;
  overflow:hidden;
  background:var(--card);
  margin-bottom:12px;
  box-shadow:0 1px 2px rgba(20,22,26,.04);
}
.accordion-button{
  font-size:17px;font-weight:700;color:var(--text);
  background:var(--card);
  padding:18px 22px;
  box-shadow:none!important;
  line-height:1.5;
}
.accordion-button:not(.collapsed){background:#FBF8F1;color:var(--brand-dark);}
.accordion-button:focus{box-shadow:none!important;outline:2px solid var(--brand);outline-offset:-2px;}
.accordion-button::after{
  width:16px;height:16px;background-size:16px;
  background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M8 2.5v11M2.5 8h11' stroke='%23D8451F' stroke-width='1.8' stroke-linecap='round'/%3E%3C/svg%3E");
  transition:transform .2s ease;
}
.accordion-button:not(.collapsed)::after{transform:rotate(45deg);}
.accordion-body{font-size:15px;line-height:1.85;color:var(--muted);padding:4px 22px 22px;}

/* ---------- cta ---------- */
.cta-band{
  margin-top:88px;
  background:linear-gradient(120deg,var(--brand),var(--brand-dark));
  border-radius:24px;
  padding:52px 48px;
  color:#fff;
  display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap;
}
.cta-band h2{color:#fff;font-size:30px;line-height:1.28;margin-bottom:10px;}
.cta-band p{color:rgba(255,255,255,.86);font-size:15.5px;margin:0;max-width:560px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}

/* ---------- footer ---------- */
.site-footer{margin-top:96px;background:var(--ink);color:var(--light-text);padding:64px 0 28px;}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:40px;}
.foot-brand .brand-name{color:#fff;}
.foot-brand p{font-size:14px;color:var(--light-muted);line-height:1.8;margin-top:16px;max-width:280px;}
.foot-title{font-size:14px;font-weight:800;color:#fff;margin-bottom:16px;letter-spacing:.02em;}
.foot-list{display:grid;gap:11px;}
.foot-list a{font-size:14px;color:var(--light-muted);}
.foot-list a:hover{color:var(--brand);text-decoration:underline;text-underline-offset:3px;}
.foot-contact{display:grid;gap:12px;margin-bottom:18px;}
.foot-contact li{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--light-muted);line-height:1.6;}
.foot-contact i{color:var(--brand);margin-top:5px;font-size:13px;}
.foot-form{display:flex;gap:8px;}
.foot-form input{
  flex:1;min-width:0;height:44px;border-radius:var(--r-sm);
  border:1px solid rgba(246,242,233,.22);
  background:rgba(246,242,233,.06);
  color:#fff;padding:0 14px;font-size:14px;
}
.foot-form input::placeholder{color:#8C877D;}
.foot-form input:focus{outline:none;border-color:var(--brand);background:rgba(246,242,233,.10);}
.foot-form button{
  height:44px;padding:0 18px;border-radius:var(--r-sm);
  border:1px solid var(--brand);background:var(--brand);color:#fff;
  font-size:14px;font-weight:700;cursor:pointer;
  transition:background-color .18s ease,border-color .18s ease;
  white-space:nowrap;
}
.foot-form button:hover{background:var(--brand-dark);border-color:var(--brand-dark);}
.foot-bottom{
  margin-top:44px;padding-top:22px;
  border-top:1px solid rgba(246,242,233,.14);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:#8C877D;
}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  .page-hero{padding:44px 32px 40px;}
  .page-hero h1{font-size:38px;}
  .matrix-band,.faq-band{padding:52px 32px;}
  .cta-band{padding:44px 32px;}
  .tech-card{grid-template-columns:88px 1fr;gap:18px;padding:24px;}
  .big-num{font-size:62px;}
}
@media (max-width:991px){
  .nav-links{
    position:absolute;top:calc(100% + 10px);left:0;right:0;
    display:grid;grid-template-columns:1fr 1fr;gap:8px;
    background:var(--card);border:1px solid var(--line);
    border-radius:20px;padding:16px;
    box-shadow:0 20px 40px -22px rgba(20,22,26,.5);
    opacity:0;visibility:hidden;transform:translateY(-6px);
    transition:opacity .2s ease,transform .2s ease,visibility .2s ease;
    margin-left:0;
  }
  .nav-links.open{opacity:1;visibility:visible;transform:translateY(0);}
  .nav-item{justify-content:flex-start;padding:11px 12px;font-size:14px;}
  .nav-cta{display:none;}
  .nav-toggle{display:inline-flex;}
  .panel-cta{display:block;grid-column:1 / -1;margin-top:6px;}
  .panel-cta .btn-x{width:100%;}
  .site-header{top:8px;padding-top:10px;}

  .hero-grid{grid-template-columns:1fr;gap:30px;}
  .page-hero h1{font-size:34px;}
  .stats-grid{grid-template-columns:1fr 1fr;gap:20px;}
  .stats-strip{margin-top:-22px;padding:22px;}
  .tech-grid{grid-template-columns:1fr;}
  .matrix{grid-template-columns:1fr 1fr;}
  .matrix-col:last-child{grid-column:1 / -1;}
  .flow-grid{grid-template-columns:1fr;gap:30px;}
  .flow-media img{height:320px;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .section{padding-top:72px;}
  .matrix-band,.faq-band,.cta-band{margin-top:72px;}
}
@media (max-width:767px){
  body{font-size:16px;}
  .wrap{padding:0 16px;}
  .page-hero{padding:34px 22px 32px;border-radius:20px;}
  .page-hero h1{font-size:30px;}
  .hero-lead{font-size:15.5px;}
  .hero-actions .btn-x{flex:1 1 100%;}
  .stats-grid{grid-template-columns:1fr 1fr;}
  .stat-num{font-size:28px;}
  .matrix{grid-template-columns:1fr;}
  .matrix-col:last-child{grid-column:auto;}
  .matrix-band,.faq-band{padding:40px 20px;border-radius:20px;}
  .cta-band{padding:34px 22px;border-radius:20px;}
  .cta-band h2{font-size:24px;}
  .cta-actions .btn-x{flex:1 1 100%;}
  .sec-head h2{font-size:25px;}
  .tech-card{grid-template-columns:1fr;gap:14px;}
  .big-num{font-size:52px;}
  .faq-head h2{font-size:24px;}
  .foot-grid{grid-template-columns:1fr;gap:30px;}
  .foot-bottom{flex-direction:column;gap:8px;}
  .section{padding-top:56px;}
  .matrix-band,.faq-band,.cta-band{margin-top:56px;}
  .site-footer{margin-top:64px;padding-top:48px;}
}
@media (max-width:520px){
  .nav-links{grid-template-columns:1fr;}
  .brand-name{font-size:16px;}
  .page-hero h1{font-size:27px;}
  .stats-grid{grid-template-columns:1fr;}
  .flow-media img{height:240px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;}
}

/* roulang page: category5 */
:root{
  --orange:#D8451F;
  --orange-deep:#A82F12;
  --orange-soft:rgba(216,69,31,.10);
  --lime:#C9E05B;
  --lime-soft:rgba(201,224,91,.26);
  --ink:#16181B;
  --ink-2:#1F2226;
  --paper:#F6F2E9;
  --paper-2:#EFE9DC;
  --card:#FFFFFF;
  --line:#E2DACB;
  --text:#22211E;
  --muted:#6B675F;
  --on-dark:#F6F2E9;
  --on-dark-muted:#A9A49A;
  --r-xl:20px;
  --r-lg:18px;
  --r-md:14px;
  --r-sm:10px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(20,22,26,.06),0 12px 28px -14px rgba(20,22,26,.20);
  --sh-2:0 18px 36px -16px rgba(20,22,26,.28);
  --sec-y:96px;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--paper);
  color:var(--text);
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  font-size:16.5px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--orange);}
p{margin:0 0 1em;}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.22;color:var(--text);letter-spacing:-.01em;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--orange);outline-offset:2px;border-radius:6px;}

.wrap{width:100%;max-width:1180px;margin:0 auto;padding:0 24px;}

/* ---------- header / nav ---------- */
.site-header{position:sticky;top:0;z-index:90;padding:12px 0;}
.nav-card{
  position:relative;
  display:flex;
  align-items:center;
  gap:14px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-xl);
  padding:10px 12px;
  box-shadow:var(--sh-1);
}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:38px;height:38px;
  display:grid;place-items:center;
  background:var(--orange);
  color:#fff;
  font-weight:800;
  font-size:20px;
  border-radius:12px;
  letter-spacing:-.02em;
  box-shadow:0 6px 14px -8px rgba(168,47,18,.9);
}
.brand-name{font-size:18px;font-weight:800;color:var(--text);white-space:nowrap;letter-spacing:-.01em;}
.brand:hover .brand-name{color:var(--orange);}

.nav-links{display:flex;align-items:center;gap:8px;flex:1 1 auto;justify-content:center;flex-wrap:nowrap;}
.nav-item{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:9px 12px;
  border-radius:var(--r-sm);
  background:var(--paper);
  color:var(--text);
  font-size:14px;
  font-weight:600;
  white-space:nowrap;
  transition:background .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.nav-item i{font-size:14px;color:var(--muted);transition:color .2s ease;}
.nav-item:hover{background:var(--paper-2);color:var(--orange);transform:translateY(-1px);}
.nav-item:hover i{color:var(--orange);}
.nav-item.is-active{
  background:#fff;
  color:var(--orange);
  box-shadow:inset 0 0 0 2px var(--orange);
}
.nav-item.is-active i{color:var(--orange);}

.nav-cta{display:flex;align-items:center;gap:8px;flex:0 0 auto;}
.btn-x{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:11px 22px;
  border-radius:var(--r-pill);
  font-size:15px;
  font-weight:600;
  line-height:1.2;
  border:1px solid transparent;
  cursor:pointer;
  transition:background .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.btn-solid{background:var(--orange);color:#fff;box-shadow:0 10px 22px -14px rgba(168,47,18,.95);}
.btn-solid:hover{background:var(--orange-deep);color:#fff;transform:translateY(-1px);box-shadow:0 16px 26px -14px rgba(168,47,18,.95);}
.btn-line{background:transparent;color:var(--text);border-color:var(--line);}
.btn-line:hover{background:var(--paper);color:var(--orange);border-color:var(--orange);transform:translateY(-1px);}
.btn-white{background:#fff;color:var(--orange-deep);}
.btn-white:hover{background:#fff;color:var(--orange-deep);transform:translateY(-1px);box-shadow:0 14px 26px -16px rgba(0,0,0,.55);}
.btn-ghost-white{background:transparent;color:#fff;border-color:rgba(255,255,255,.6);}
.btn-ghost-white:hover{background:rgba(255,255,255,.14);color:#fff;border-color:#fff;transform:translateY(-1px);}
.panel-cta{display:none;}
.nav-toggle{
  display:none;
  margin-left:auto;
  width:44px;height:44px;
  align-items:center;justify-content:center;
  border-radius:12px;
  border:1px solid var(--line);
  background:var(--paper);
  color:var(--text);
  font-size:17px;
  cursor:pointer;
}
.nav-toggle:hover{background:var(--paper-2);color:var(--orange);}

/* ---------- crumb ---------- */
.crumb{
  padding:22px 0 0;
  font-size:13px;
  color:var(--muted);
  display:flex;
  align-items:center;
  gap:8px;
  flex-wrap:wrap;
}
.crumb a{color:var(--muted);}
.crumb a:hover{color:var(--orange);}
.crumb .sep{opacity:.6;}
.crumb .cur{color:var(--text);font-weight:600;}

/* ---------- hero ---------- */
.page-hero{padding:34px 0 8px;text-align:center;}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:7px 16px;
  border-radius:var(--r-pill);
  background:var(--lime-soft);
  color:#4a5410;
  font-size:13px;
  font-weight:700;
  letter-spacing:.04em;
  margin-bottom:20px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--orange);}
.page-hero h1{
  font-size:44px;
  line-height:1.16;
  max-width:900px;
  margin:0 auto 18px;
}
.page-hero .hero-sub{
  max-width:660px;
  margin:0 auto;
  color:var(--muted);
  font-size:16.5px;
}

/* ---------- stats ---------- */
.stats-bar{
  margin:44px auto 0;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-1);
  padding:28px 12px;
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:8px;
}
.stat{padding:6px 18px;text-align:left;border-left:1px dashed var(--line);}
.stat:first-child{border-left:0;}
.stat strong{
  display:block;
  font-size:36px;
  font-weight:800;
  color:var(--orange);
  font-variant-numeric:tabular-nums;
  letter-spacing:-.02em;
  line-height:1.1;
}
.stat span{display:block;font-size:13.5px;color:var(--muted);margin-top:6px;}

/* ---------- section ---------- */
.section{padding:var(--sec-y) 0 0;}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;flex-wrap:wrap;}
.sec-title{
  font-size:32px;
  position:relative;
  padding-left:18px;
}
.sec-title::before{
  content:"";
  position:absolute;
  left:0;top:6px;bottom:6px;
  width:4px;
  border-radius:2px;
  background:var(--orange);
}
.sec-sub{margin:12px 0 0;color:var(--muted);max-width:640px;font-size:15.5px;}
.sec-link{color:var(--orange);font-weight:600;font-size:14.5px;white-space:nowrap;border-bottom:2px solid transparent;}
.sec-link:hover{border-bottom-color:var(--orange);}

/* ---------- cases ---------- */
.cases-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:28px;
  align-items:start;
}
.case-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  overflow:hidden;
  box-shadow:var(--sh-1);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.case-card:nth-child(even){margin-top:64px;}
.case-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#D6CBB6;}
.case-media{aspect-ratio:16/10;overflow:hidden;background:var(--paper-2);}
.case-media img{width:100%;height:100%;object-fit:cover;}
.case-body{padding:26px 28px 28px;}
.case-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px;}
.tag{
  display:inline-flex;
  align-items:center;
  padding:4px 12px;
  border-radius:var(--r-pill);
  font-size:12.5px;
  font-weight:700;
  background:var(--orange-soft);
  color:var(--orange-deep);
}
.tag.tag-lime{background:var(--lime-soft);color:#4a5410;}
.case-body h3{font-size:21px;margin-bottom:10px;}
.case-body p{color:var(--muted);font-size:15px;margin:0;}
.case-figs{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:18px;
  margin-top:20px;
  padding-top:16px;
  border-top:1px dashed var(--line);
}
.fig strong{
  display:block;
  font-size:24px;
  font-weight:800;
  color:var(--orange);
  font-variant-numeric:tabular-nums;
  letter-spacing:-.02em;
  line-height:1.15;
}
.fig span{display:block;font-size:13px;color:var(--muted);margin-top:4px;}

/* ---------- logo wall ---------- */
.wall-wrap{background:var(--paper-2);border-radius:24px;padding:52px 40px;margin-top:var(--sec-y);}
.logo-wall{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;}
.logo-chip{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:20px 10px;
  text-align:center;
  font-size:15px;
  font-weight:700;
  letter-spacing:.06em;
  color:var(--muted);
  transition:color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.logo-chip:hover{color:var(--orange);border-color:var(--orange);transform:translateY(-2px);box-shadow:var(--sh-1);}

/* ---------- testimonial ---------- */
.testi-card{
  position:relative;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-1);
  padding:44px 48px 40px;
  max-width:900px;
  margin:0 auto;
  overflow:hidden;
}
.testi-mark{
  position:absolute;
  left:26px;top:6px;
  font-size:110px;
  line-height:1;
  font-weight:800;
  color:var(--orange);
  opacity:.09;
  font-family:Georgia,serif;
  pointer-events:none;
}
.testi-text{position:relative;font-size:18px;line-height:1.85;color:var(--text);margin:0 0 26px;}
.testi-foot{display:flex;align-items:center;gap:14px;}
.avatar{
  width:46px;height:46px;
  border-radius:50%;
  background:var(--orange-soft);
  color:var(--orange-deep);
  display:grid;place-items:center;
  font-weight:800;
  font-size:17px;
  flex:0 0 auto;
}
.testi-meta strong{display:block;font-size:15px;}
.testi-meta span{display:block;font-size:13px;color:var(--muted);}

/* ---------- cta ---------- */
.cta-band{
  margin-top:var(--sec-y);
  border-radius:24px;
  background:linear-gradient(120deg,#D8451F 0%,#A82F12 100%);
  padding:52px 48px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:36px;
  color:#fff;
  box-shadow:0 26px 48px -30px rgba(168,47,18,.95);
}
.cta-band h2{color:#fff;font-size:30px;margin-bottom:10px;line-height:1.25;}
.cta-band p{margin:0;color:rgba(255,255,255,.86);font-size:15.5px;max-width:560px;}
.cta-actions{display:flex;gap:12px;flex:0 0 auto;flex-wrap:wrap;}

/* ---------- footer ---------- */
.site-footer{
  margin-top:var(--sec-y);
  background:var(--ink);
  color:var(--on-dark);
  border-radius:24px 24px 0 0;
  padding:64px 0 26px;
}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px;}
.foot-brand .brand-mark{background:var(--orange);}
.foot-brand .brand-name{color:var(--on-dark);}
.foot-brand p{margin:16px 0 0;color:var(--on-dark-muted);font-size:14px;line-height:1.85;max-width:290px;}
.foot-title{font-size:14px;font-weight:700;color:var(--on-dark);margin-bottom:16px;letter-spacing:.04em;}
.foot-list li{margin-bottom:10px;}
.foot-list a{color:var(--on-dark-muted);font-size:14px;border-bottom:2px solid transparent;padding-bottom:1px;}
.foot-list a:hover{color:var(--orange);border-bottom-color:var(--orange);}
.foot-contact li{display:flex;align-items:flex-start;gap:10px;color:var(--on-dark-muted);font-size:14px;margin-bottom:10px;}
.foot-contact i{color:var(--orange);margin-top:5px;font-size:13px;}
.foot-form{display:flex;gap:8px;margin-top:16px;}
.foot-form input{
  flex:1 1 auto;
  min-width:0;
  height:44px;
  border-radius:var(--r-sm);
  border:1px solid rgba(246,242,233,.20);
  background:rgba(246,242,233,.06);
  color:var(--on-dark);
  padding:0 14px;
  font-size:14px;
}
.foot-form input::placeholder{color:rgba(246,242,233,.45);}
.foot-form input:focus{outline:none;border-color:var(--orange);box-shadow:0 0 0 3px rgba(216,69,31,.22);}
.foot-form button{
  height:44px;
  padding:0 18px;
  border:0;
  border-radius:var(--r-sm);
  background:var(--orange);
  color:#fff;
  font-size:14px;
  font-weight:700;
  cursor:pointer;
  transition:background .2s ease;
  white-space:nowrap;
}
.foot-form button:hover{background:var(--orange-deep);}
.foot-bottom{
  margin-top:44px;
  padding-top:20px;
  border-top:1px solid rgba(246,242,233,.14);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  color:var(--on-dark-muted);
  font-size:13px;
}

/* ---------- responsive ---------- */
@media (max-width:1199.98px){
  .nav-item{padding:8px 10px;font-size:13.5px;}
  .nav-card{gap:10px;}
  .page-hero h1{font-size:38px;}
}
@media (max-width:991.98px){
  :root{--sec-y:72px;}
  .nav-links{
    display:none;
    position:absolute;
    left:0;right:0;
    top:calc(100% + 10px);
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--r-lg);
    box-shadow:var(--sh-2);
    padding:14px;
    grid-template-columns:1fr 1fr;
    gap:8px;
  }
  .nav-links.is-open{display:grid;animation:dropIn .2s ease;}
  @keyframes dropIn{from{opacity:0;transform:translateY(-6px);}to{opacity:1;transform:translateY(0);}}
  .nav-links .nav-item{justify-content:flex-start;padding:12px 14px;font-size:14px;}
  .nav-links .nav-item.is-active{box-shadow:inset 0 0 0 2px var(--orange);}
  .panel-cta{display:block;grid-column:1 / -1;margin-top:4px;}
  .panel-cta .btn-x{width:100%;}
  .nav-cta{display:none;}
  .nav-toggle{display:inline-flex;}
  .page-hero h1{font-size:33px;}
  .stats-bar{grid-template-columns:1fr 1fr;gap:0;padding:18px 8px;}
  .stat{padding:16px 18px;border-left:0;border-top:1px dashed var(--line);}
  .stat:nth-child(1),.stat:nth-child(2){border-top:0;}
  .stat strong{font-size:30px;}
  .cases-grid{grid-template-columns:1fr;gap:22px;}
  .case-card:nth-child(even){margin-top:0;}
  .logo-wall{grid-template-columns:repeat(3,1fr);}
  .wall-wrap{padding:36px 24px;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:40px 30px;}
  .cta-actions{width:100%;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:30px;}
  .testi-card{padding:36px 30px 32px;}
  .sec-title{font-size:26px;}
}
@media (max-width:767.98px){
  :root{--sec-y:56px;}
  .wrap{padding:0 16px;}
  body{font-size:16px;}
  .page-hero h1{font-size:28px;}
  .page-hero .hero-sub{font-size:15.5px;}
  .sec-title{font-size:23px;padding-left:14px;}
  .sec-title::before{width:4px;top:4px;bottom:4px;}
  .case-body{padding:20px;}
  .case-body h3{font-size:19px;}
  .case-figs{grid-template-columns:1fr 1fr;gap:14px;}
  .logo-wall{grid-template-columns:repeat(2,1fr);}
  .testi-text{font-size:16px;}
  .cta-band h2{font-size:24px;}
  .cta-actions .btn-x{width:100%;}
  .foot-grid{grid-template-columns:1fr;}
  .foot-bottom{flex-direction:column;align-items:flex-start;gap:6px;}
}
@media (max-width:519.98px){
  .nav-links{grid-template-columns:1fr;}
  .stats-bar{grid-template-columns:1fr;}
  .stat{border-top:1px dashed var(--line);}
  .stat:first-child{border-top:0;}
  .page-hero h1{font-size:25px;}
  .case-figs{grid-template-columns:1fr;}
  .logo-wall{grid-template-columns:1fr 1fr;}
  .foot-form{flex-direction:column;}
  .foot-form button{width:100%;}
}

/* roulang page: category6 */
:root{
  --primary:#D8451F;
  --primary-d:#A82F12;
  --primary-soft:rgba(216,69,31,.10);
  --lime:#C9E05B;
  --lime-soft:rgba(201,224,91,.24);
  --dark:#16181B;
  --dark-card:#1E2126;
  --dark-text:#F6F2E9;
  --dark-sub:#A9A49A;
  --dark-line:rgba(246,242,233,.14);
  --paper:#F6F2E9;
  --paper-2:#EFE9DC;
  --card:#FFFFFF;
  --line:#E2DACB;
  --ink:#22211E;
  --ink-2:#6B675F;
  --ink-3:#8C877C;
  --r-lg:18px;
  --r-md:14px;
  --r-sm:10px;
  --shadow-1:0 1px 2px rgba(20,22,26,.06), 0 12px 28px -14px rgba(20,22,26,.20);
  --shadow-2:0 18px 36px -16px rgba(20,22,26,.28);
  --max:1180px;
  --font:-apple-system,BlinkMacSystemFont,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16.5px;
  line-height:1.8;
  color:var(--ink);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .18s ease, background-color .18s ease, border-color .18s ease;}
a:hover{color:var(--primary);}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.2;letter-spacing:-.01em;color:var(--ink);}
p{margin:0 0 1em;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;}

.wrap{width:100%;max-width:var(--max);margin:0 auto;padding:0 24px;}
.section{padding:88px 0;}
.section-tight{padding:64px 0;}
.alt-band{background:var(--paper-2);}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1000;
  padding:14px 0 6px;
  background:linear-gradient(180deg,rgba(246,242,233,.98) 0%,rgba(246,242,233,.88) 62%,rgba(246,242,233,0) 100%);
  transition:padding .2s ease;
}
.site-header.is-stuck{padding-top:8px;}
.nav-card{
  position:relative;
  display:flex;align-items:center;gap:16px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:20px;
  padding:10px 16px;
  box-shadow:var(--shadow-1);
  transition:box-shadow .2s ease;
}
.site-header.is-stuck .nav-card{box-shadow:var(--shadow-2);}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:34px;height:34px;border-radius:11px;
  background:var(--primary);
  color:#fff;font-weight:800;font-size:19px;
  display:inline-flex;align-items:center;justify-content:center;
  letter-spacing:-.02em;
  box-shadow:0 6px 14px -8px rgba(216,69,31,.85);
}
.brand-name{font-size:18px;font-weight:800;color:var(--ink);letter-spacing:.01em;}
.brand:hover .brand-name{color:var(--primary);}

.nav-links{display:flex;align-items:center;gap:6px;margin-left:auto;}
.nav-item{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13.5px;font-weight:600;color:var(--ink-2);
  background:var(--paper);
  border:1px solid transparent;
  border-radius:var(--r-sm);
  padding:8px 10px;
  white-space:nowrap;
  transition:all .18s ease;
}
.nav-item i{font-size:14px;opacity:.85;}
.nav-item:hover{background:var(--paper-2);color:var(--ink);}
.nav-item.is-active{
  background:#fff;color:var(--primary);
  border-color:var(--primary);
  box-shadow:0 0 0 1px var(--primary) inset, 0 6px 14px -12px rgba(216,69,31,.9);
  font-weight:700;
}
.panel-cta{display:none;}

.nav-cta{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.btn-x{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 20px;border-radius:999px;
  font-size:14px;font-weight:600;line-height:1.2;
  border:1px solid transparent;cursor:pointer;
  transition:all .18s ease;
  white-space:nowrap;
}
.btn-solid{background:var(--primary);color:#fff;border-color:var(--primary);box-shadow:0 10px 20px -14px rgba(216,69,31,.95);}
.btn-solid:hover{background:var(--primary-d);border-color:var(--primary-d);color:#fff;transform:translateY(-1px);box-shadow:0 16px 26px -16px rgba(168,47,18,.95);}
.btn-line{background:transparent;color:var(--ink);border-color:var(--ink);}
.btn-line:hover{background:var(--primary-soft);border-color:var(--primary);color:var(--primary);}
.btn-ghost{background:#fff;color:var(--primary);border-color:#fff;}
.btn-ghost:hover{background:#fff;color:var(--primary-d);transform:translateY(-1px);}
.btn-outline-w{background:transparent;color:#fff;border-color:rgba(255,255,255,.72);}
.btn-outline-w:hover{background:rgba(255,255,255,.12);color:#fff;border-color:#fff;}

.nav-toggle{
  display:none;
  width:42px;height:42px;border-radius:12px;
  border:1px solid var(--line);background:var(--paper);
  color:var(--ink);font-size:16px;
  align-items:center;justify-content:center;cursor:pointer;
  margin-left:auto;
}
.nav-toggle:hover{background:var(--paper-2);}

@media (max-width:1439px){
  .nav-cta .btn-line{display:none;}
}
@media (max-width:1199px){
  .nav-item i{display:none;}
  .nav-item{font-size:13px;padding:8px 9px;}
}
@media (max-width:991px){
  .nav-links{
    position:absolute;left:0;right:0;top:calc(100% + 10px);
    display:none;grid-template-columns:1fr 1fr;gap:10px;
    margin:0;padding:14px;
    background:#fff;border:1px solid var(--line);
    border-radius:18px;box-shadow:var(--shadow-2);
  }
  .nav-links.is-open{display:grid;animation:panelIn .2s ease both;}
  .nav-links .nav-item{font-size:14px;padding:12px 12px;justify-content:flex-start;}
  .nav-links .nav-item i{display:inline-block;}
  .panel-cta{display:block;grid-column:1 / -1;margin-top:4px;}
  .panel-cta .btn-x{width:100%;}
  .nav-cta{display:none;}
  .nav-toggle{display:inline-flex;}
}
@keyframes panelIn{from{opacity:0;transform:translateY(6px);}to{opacity:1;transform:translateY(0);}}

/* ---------- 通用组件 ---------- */
.badge-soft{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 14px;border-radius:999px;
  background:var(--lime-soft);color:#4B5312;
  font-size:13px;font-weight:700;letter-spacing:.01em;
}
.badge-line{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 13px;border-radius:999px;
  background:var(--primary-soft);color:var(--primary-d);
  font-size:12.5px;font-weight:700;
}
.sec-head{display:flex;align-items:flex-start;gap:14px;margin-bottom:36px;}
.sec-bar{width:4px;border-radius:4px;background:var(--primary);align-self:stretch;min-height:34px;flex:0 0 4px;}
.sec-head h2{font-size:clamp(24px,2.5vw,32px);}
.sec-head .sec-sub{color:var(--ink-2);font-size:15.5px;margin:8px 0 0;max-width:720px;}
.sec-head.center{flex-direction:column;align-items:center;text-align:center;gap:12px;}
.sec-head.center .sec-bar{width:44px;height:4px;min-height:4px;align-self:center;}
.card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  box-shadow:var(--shadow-1);
  transition:transform .2s ease, box-shadow .2s ease;
}
.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);}
.num{font-variant-numeric:tabular-nums;letter-spacing:-.02em;}

/* ---------- Hero ---------- */
.hero{padding:48px 0 72px;}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;}
.hero h1{
  font-size:clamp(30px,3.6vw,46px);
  line-height:1.16;
  margin:18px 0 16px;
  letter-spacing:-.015em;
}
.hero h1 .hl{color:var(--primary);}
.hero-lead{font-size:17px;color:var(--ink-2);max-width:560px;margin-bottom:26px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:26px;}
.hero-points{display:flex;flex-wrap:wrap;gap:18px;}
.hero-points li{display:inline-flex;align-items:center;gap:8px;font-size:13.5px;color:var(--ink-2);font-weight:600;}
.hero-points i{color:var(--primary);font-size:13px;}
.hero-media{position:relative;}
.hero-media img{
  width:100%;aspect-ratio:4/3;object-fit:cover;
  border-radius:20px;border:1px solid var(--line);
  box-shadow:var(--shadow-2);
}
.hero-sticker{
  position:absolute;left:-14px;top:-14px;
  width:52px;height:52px;border-radius:16px;
  background:var(--primary);color:#fff;
  font-weight:800;font-size:24px;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 14px 24px -14px rgba(216,69,31,.95);
}
.hero-float{
  position:absolute;right:-12px;bottom:-18px;
  background:#fff;border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:14px 18px;
  box-shadow:var(--shadow-2);
  min-width:200px;
}
.hero-float .k{font-size:12.5px;color:var(--ink-3);font-weight:600;}
.hero-float .v{font-size:22px;font-weight:800;color:var(--primary);line-height:1.2;}
.hero-float .n{font-size:12.5px;color:var(--ink-2);}

/* ---------- 数据条 ---------- */
.stats-bar{
  display:grid;grid-template-columns:repeat(4,1fr);
  gap:0;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--shadow-1);
  overflow:hidden;
}
.stat-cell{padding:26px 24px;border-right:1px solid var(--line);}
.stat-cell:last-child{border-right:0;}
.stat-cell .v{font-size:clamp(28px,3vw,36px);font-weight:800;color:var(--primary);line-height:1.1;}
.stat-cell .v small{font-size:14px;font-weight:700;color:var(--ink-2);margin-left:4px;}
.stat-cell .l{font-size:13.5px;color:var(--ink-2);margin-top:8px;}

/* ---------- 关注方向 ---------- */
.focus-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:20px;}
.focus-card{padding:26px;position:relative;overflow:hidden;}
.focus-card .idx{
  font-size:13px;font-weight:800;color:var(--primary);
  letter-spacing:.06em;display:block;margin-bottom:14px;
}
.focus-card h3{font-size:20px;margin-bottom:10px;}
.focus-card p{font-size:14.5px;color:var(--ink-2);margin:0;}
.focus-card .tagline{
  margin-top:16px;padding-top:14px;border-top:1px dashed var(--line);
  font-size:13px;color:var(--ink-3);
}
.span-5{grid-column:span 5;}
.span-4{grid-column:span 4;}
.span-3{grid-column:span 3;}
.span-12{grid-column:span 12;}
.focus-wide{display:grid;grid-template-columns:1.2fr 1fr;gap:28px;align-items:center;padding:28px;}
.focus-wide h3{font-size:20px;margin-bottom:10px;}
.focus-wide p{font-size:14.5px;color:var(--ink-2);margin:0;}
.focus-wide img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--r-sm);border:1px solid var(--line);}

/* ---------- 深色成果区 ---------- */
.dark-section{background:var(--dark);color:var(--dark-text);padding:80px 0;}
.dark-section h2{color:var(--dark-text);font-size:clamp(24px,2.6vw,32px);}
.dark-section .sec-sub{color:var(--dark-sub);}
.dark-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.dark-card{
  background:var(--dark-card);
  border:1px solid var(--dark-line);
  border-radius:var(--r-md);
  padding:26px 22px;
  transition:transform .2s ease,border-color .2s ease;
}
.dark-card:hover{transform:translateY(-2px);border-color:rgba(216,69,31,.55);}
.dark-card .dnum{
  font-size:34px;font-weight:800;color:var(--primary);
  line-height:1;margin-bottom:14px;
}
.dark-card h3{color:var(--dark-text);font-size:17.5px;margin-bottom:10px;}
.dark-card p{font-size:14px;color:var(--dark-sub);margin:0;line-height:1.75;}

/* ---------- 流程 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative;}
.step{padding:0 22px;position:relative;}
.step:first-child{padding-left:0;}
.step:last-child{padding-right:0;}
.step .dot{
  width:12px;height:12px;border-radius:50%;
  background:var(--primary);border:3px solid #fff;
  box-shadow:0 0 0 1px var(--primary);
  margin-bottom:18px;position:relative;z-index:2;
}
.step::before{
  content:"";position:absolute;top:5px;left:0;right:0;height:2px;
  background:repeating-linear-gradient(90deg,var(--line) 0 8px,transparent 8px 16px);
  z-index:1;
}
.step:first-child::before{left:12px;}
.step:last-child::before{right:calc(100% - 12px);display:none;}
.step .snum{font-size:12.5px;font-weight:800;color:var(--primary);letter-spacing:.08em;}
.step h3{font-size:17px;margin:6px 0 8px;}
.step p{font-size:14px;color:var(--ink-2);margin:0;}

/* ---------- 适合对象 ---------- */
.who-grid{display:grid;grid-template-columns:5fr 7fr;gap:44px;align-items:center;}
.who-media img{
  width:100%;aspect-ratio:3/4;object-fit:cover;
  border-radius:var(--r-lg);border:1px solid var(--line);
  box-shadow:var(--shadow-1);
}
.who-list{display:grid;gap:14px;margin-top:22px;}
.who-item{
  display:flex;gap:14px;align-items:flex-start;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:18px 20px;box-shadow:var(--shadow-1);
  transition:transform .2s ease,box-shadow .2s ease;
}
.who-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-2);}
.who-item i{
  width:34px;height:34px;flex:0 0 34px;border-radius:10px;
  background:var(--primary-soft);color:var(--primary);
  display:flex;align-items:center;justify-content:center;font-size:14px;
}
.who-item h3{font-size:16.5px;margin-bottom:4px;}
.who-item p{font-size:14px;color:var(--ink-2);margin:0;}

/* ---------- FAQ ---------- */
.acc{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:14px;box-shadow:var(--shadow-1);}
.acc-item{border-bottom:1px solid var(--line);}
.acc-item:last-child{border-bottom:0;}
.acc-head{margin:0;}
.acc-button{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  min-height:56px;padding:16px 12px;
  background:transparent;border:0;border-radius:var(--r-sm);
  font-size:17px;font-weight:700;color:var(--ink);text-align:left;
  cursor:pointer;transition:color .18s ease,background-color .18s ease;
}
.acc-button:hover{color:var(--primary);background:var(--paper);}
.acc-button[aria-expanded="true"]{color:var(--primary);}
.acc-icon{
  flex:0 0 26px;width:26px;height:26px;border-radius:50%;
  background:var(--paper);color:var(--primary);
  display:inline-flex;align-items:center;justify-content:center;
  font-size:12px;transition:transform .2s ease,background-color .2s ease;
}
.acc-button[aria-expanded="true"] .acc-icon{transform:rotate(45deg);background:var(--primary-soft);}
.acc-body{padding:0 12px 20px;font-size:15.5px;line-height:1.85;color:var(--ink-2);max-width:820px;}

/* ---------- CTA ---------- */
.cta-band{
  background:linear-gradient(120deg,#D8451F 0%,#A82F12 100%);
  border-radius:24px;
  padding:48px 44px;
  color:#fff;
  display:grid;grid-template-columns:1.4fr auto;gap:32px;align-items:center;
  box-shadow:0 24px 48px -28px rgba(168,47,18,.85);
}
.cta-band h2{color:#fff;font-size:clamp(24px,2.6vw,32px);margin-bottom:10px;}
.cta-band p{color:rgba(255,255,255,.9);margin:0;font-size:15px;max-width:560px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--dark);color:var(--dark-text);padding:64px 0 26px;margin-top:88px;}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:40px;}
.site-footer .brand-mark{background:var(--primary);}
.site-footer .brand-name{color:var(--dark-text);}
.foot-brand p{color:var(--dark-sub);font-size:14px;margin:16px 0 0;max-width:280px;line-height:1.75;}
.foot-title{font-size:14px;font-weight:800;letter-spacing:.04em;margin-bottom:16px;color:var(--dark-text);}
.foot-list li{margin-bottom:10px;}
.foot-list a{color:var(--dark-sub);font-size:14px;}
.foot-list a:hover{color:var(--primary);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:2px;}
.foot-contact li{display:flex;gap:10px;align-items:flex-start;color:var(--dark-sub);font-size:14px;margin-bottom:10px;}
.foot-contact i{color:var(--primary);font-size:13px;margin-top:6px;}
.foot-form{display:flex;gap:8px;margin-top:16px;}
.foot-form input{
  flex:1 1 auto;min-width:0;height:44px;
  border-radius:var(--r-sm);border:1px solid var(--dark-line);
  background:rgba(246,242,233,.06);color:var(--dark-text);
  padding:0 14px;font-size:13.5px;
}
.foot-form input::placeholder{color:rgba(246,242,233,.45);}
.foot-form input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(216,69,31,.22);}
.foot-form button{
  height:44px;padding:0 18px;border-radius:var(--r-sm);
  border:0;background:var(--primary);color:#fff;font-size:14px;font-weight:600;cursor:pointer;
  transition:background-color .18s ease;
}
.foot-form button:hover{background:var(--primary-d);}
.foot-bottom{
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;
  margin-top:48px;padding-top:20px;border-top:1px solid var(--dark-line);
  color:var(--dark-sub);font-size:13px;
}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .focus-grid{grid-template-columns:repeat(6,1fr);}
  .span-5,.span-4,.span-3{grid-column:span 3;}
  .span-12{grid-column:span 6;}
  .dark-grid{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:991px){
  .section{padding:72px 0;}
  .hero{padding:36px 0 56px;}
  .hero-grid{grid-template-columns:1fr;gap:34px;}
  .hero-media{order:-1;}
  .hero-float{right:8px;bottom:-16px;}
  .stats-bar{grid-template-columns:repeat(2,1fr);}
  .stat-cell:nth-child(2){border-right:0;}
  .stat-cell:nth-child(1),.stat-cell:nth-child(2){border-bottom:1px solid var(--line);}
  .steps{grid-template-columns:repeat(2,1fr);gap:28px 0;}
  .step{padding:0 18px;}
  .step::before{display:none;}
  .step:nth-child(odd){padding-left:0;}
  .who-grid{grid-template-columns:1fr;gap:30px;}
  .who-media img{aspect-ratio:16/10;}
  .cta-band{grid-template-columns:1fr;padding:36px 28px;}
  .foot-grid{grid-template-columns:repeat(2,1fr);gap:32px;}
  .focus-wide{grid-template-columns:1fr;padding:24px;}
  .focus-wide img{order:-1;}
}
@media (max-width:767px){
  .wrap{padding:0 16px;}
  .section{padding:56px 0;}
  .hero h1{font-size:30px;}
  .hero-lead{font-size:15.5px;}
  .focus-grid{grid-template-columns:1fr;}
  .span-5,.span-4,.span-3,.span-12{grid-column:span 1;}
  .dark-grid{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;gap:22px;}
  .step{padding:0 0 0 18px;border-left:2px dashed var(--line);}
  .step .dot{margin-bottom:12px;margin-left:-25px;}
  .acc-button{font-size:15.5px;padding:14px 6px;}
  .acc-body{padding:0 6px 18px;font-size:15px;}
  .cta-band{padding:30px 22px;border-radius:18px;}
  .cta-actions .btn-x{width:100%;}
  .foot-grid{grid-template-columns:1fr;}
  .site-footer{padding:48px 0 22px;margin-top:56px;}
  .foot-bottom{flex-direction:column;}
  .hero-sticker{width:44px;height:44px;font-size:20px;border-radius:13px;left:-8px;top:-8px;}
  .hero-float{position:static;margin-top:14px;min-width:0;}
}
@media (max-width:575px){
  .stats-bar{grid-template-columns:1fr;}
  .stat-cell{border-right:0;border-bottom:1px solid var(--line);}
  .stat-cell:last-child{border-bottom:0;}
  .hero-actions .btn-x{width:100%;}
}