/* roulang page: index */
:root{
  --brand:#FF5A1F;
  --brand-deep:#D63F0A;
  --lime:#C8F04A;
  --sand:#FAF6F0;
  --card:#FFFFFF;
  --line:#E9E3D8;
  --ink:#1A1C20;
  --ink-2:#6B7078;
  --ink-3:#9AA0A6;
  --soft:#F6F1E8;
  --dark:#14161A;
  --dark-2:#1E2126;
  --ok:#2FBF71;
  --warn:#E8A008;
  --err:#D93B3B;
  --grad:linear-gradient(120deg,#FF5A1F 0%,#FF9A3C 100%);
  --r-lg:28px;
  --r-md:20px;
  --r-sm:14px;
  --sh:0 18px 40px -22px rgba(20,22,26,.30);
  --sh-hover:0 22px 52px -20px rgba(255,90,31,.32);
  --t:180ms cubic-bezier(.2,.7,.3,1);
  --font:"HarmonyOS Sans SC","PingFang SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  --num:"Barlow","DIN Alternate",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--sand);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
a{color:inherit;text-decoration:none;transition:color var(--t),opacity var(--t)}
img{max-width:100%;display:block;border:0}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit}
input,textarea,select{font-family:inherit;font-size:15px;color:var(--ink)}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{
  outline:2px solid var(--brand);
  outline-offset:3px;
  box-shadow:0 0 0 3px rgba(255,90,31,.18);
  border-radius:8px;
}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.num{font-family:var(--num);font-weight:800;letter-spacing:.02em;font-variant-numeric:tabular-nums}

/* ---------- header / nav ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  padding:14px 0 8px;
  background:linear-gradient(180deg,rgba(250,246,240,.96),rgba(250,246,240,.72));
  backdrop-filter:blur(8px);
}
.nav-card{
  display:flex;align-items:center;gap:14px;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(12px);
  border:1px solid var(--line);
  border-radius:18px;
  padding:10px 14px;
  box-shadow:var(--sh);
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;padding-right:6px}
.brand-mark{
  width:36px;height:36px;border-radius:12px;
  background:var(--grad);
  display:grid;place-items:center;
  box-shadow:0 10px 22px -12px rgba(255,90,31,.9);
}
.brand-mark svg{width:20px;height:20px;display:block}
.brand-text{font-size:17px;font-weight:800;letter-spacing:.01em;white-space:nowrap}
.brand-text span{color:var(--brand)}
.brand-sub{display:block;font-size:11px;font-weight:500;color:var(--ink-3);letter-spacing:.14em;line-height:1.2}
.nav-links{display:flex;align-items:center;gap:4px;flex:1 1 auto;min-width:0}
.nav-item{
  display:inline-flex;align-items:center;gap:7px;
  padding:9px 12px;
  font-size:13.5px;font-weight:600;color:var(--ink-2);
  border:1px solid transparent;border-radius:var(--r-sm);
  white-space:nowrap;
  transition:transform var(--t),background var(--t),color var(--t),border-color var(--t),box-shadow var(--t);
}
.nav-item svg{width:15px;height:15px;flex:0 0 auto;opacity:.75}
.nav-item:hover{
  background:#fff;color:var(--brand-deep);border-color:rgba(255,90,31,.45);
  transform:translateY(-2px);box-shadow:0 10px 20px -14px rgba(255,90,31,.6);
}
.nav-item.active{background:#FFF0E9;color:var(--brand-deep);border-color:rgba(255,90,31,.32)}
.nav-cta{
  flex:0 0 auto;
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:999px;
  background:var(--grad);color:#fff;font-size:14px;font-weight:700;white-space:nowrap;
  box-shadow:0 14px 28px -16px rgba(255,90,31,.95);
  transition:transform var(--t),box-shadow var(--t),filter var(--t);
}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 20px 34px -16px rgba(255,90,31,.95);filter:saturate(1.08)}
.nav-cta:active{transform:translateY(0)}
.nav-burger{
  display:none;width:44px;height:44px;border-radius:var(--r-sm);
  border:1px solid var(--line);background:#fff;place-items:center;flex:0 0 auto;
}
.nav-burger span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;position:relative;transition:background var(--t)}
.nav-burger span::before,.nav-burger span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:transform var(--t)
}
.nav-burger span::before{top:-6px}
.nav-burger span::after{top:6px}
.nav-drawer{display:none}
.nav-drawer.open{display:block}
.nav-drawer{
  margin-top:10px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-md);box-shadow:var(--sh);padding:12px;
}
.nav-drawer a.d-card{
  display:flex;align-items:center;gap:10px;
  padding:13px 14px;border-radius:var(--r-sm);font-size:14.5px;font-weight:600;color:var(--ink);
  border:1px solid var(--line);background:var(--soft);margin-bottom:8px;
}
.nav-drawer a.d-card.active{background:#FFF0E9;color:var(--brand-deep);border-color:rgba(255,90,31,.34)}
.nav-drawer .d-cta{
  display:flex;align-items:center;justify-content:center;height:46px;border-radius:999px;
  background:var(--grad);color:#fff;font-weight:700;font-size:14.5px;margin-top:4px;
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  height:48px;padding:0 26px;border-radius:999px;
  font-size:15px;font-weight:700;line-height:1;
  transition:transform var(--t),background var(--t),color var(--t),box-shadow var(--t),border-color var(--t);
}
.btn svg{width:16px;height:16px}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 16px 30px -18px rgba(255,90,31,.95)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--sh-hover)}
.btn-secondary{background:#fff;color:var(--brand-deep);border:1.5px solid var(--brand)}
.btn-secondary:hover{background:#FFF0E9;transform:translateY(-2px)}
.btn-sm{height:40px;padding:0 20px;font-size:14px}
.btn-block{display:flex;width:100%}
.btn[disabled],.btn.is-disabled{filter:saturate(.6);opacity:.85;pointer-events:none;transform:none}

/* ---------- section base ---------- */
.section{padding:96px 0}
.section.alt{background:#fff}
.section.soft{background:var(--soft)}
.section-head{max-width:720px;margin-bottom:44px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;
  background:#FFF0E9;color:var(--brand-deep);
  font-size:12.5px;font-weight:700;letter-spacing:.06em;
  margin-bottom:16px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--brand)}
h2.h2{font-size:32px;line-height:1.25;font-weight:800;letter-spacing:-.01em}
.section-head p{margin-top:14px;color:var(--ink-2);font-size:15.5px;line-height:1.85}
.section-head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap}
.link-more{
  display:inline-flex;align-items:center;gap:7px;font-size:14.5px;font-weight:700;color:var(--brand-deep);
  border-bottom:1px solid rgba(255,90,31,.35);padding-bottom:3px;transition:gap var(--t),border-color var(--t)
}
.link-more:hover{gap:12px;border-color:var(--brand)}

/* ---------- hero ---------- */
.hero{padding:56px 0 84px;position:relative;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:6fr 5fr;gap:48px;align-items:center}
.hero-badge{
  display:inline-flex;align-items:center;gap:9px;
  padding:7px 15px;border-radius:999px;background:#fff;
  border:1px solid var(--line);box-shadow:var(--sh);
  font-size:13px;font-weight:700;color:var(--brand-deep);margin-bottom:20px;
}
.hero-badge i{width:7px;height:7px;border-radius:50%;background:var(--ok);display:block}
h1.hero-title{font-size:46px;line-height:1.18;font-weight:800;letter-spacing:-.015em}
h1.hero-title em{font-style:normal;color:var(--brand);position:relative;white-space:nowrap}
h1.hero-title em::after{
  content:"";position:absolute;left:0;right:0;bottom:2px;height:8px;
  background:var(--lime);opacity:.55;border-radius:4px;z-index:-1
}
.hero-sub{margin-top:20px;font-size:16.5px;color:var(--ink-2);max-width:520px;line-height:1.9}
.hero-actions{display:flex;gap:14px;margin-top:30px;flex-wrap:wrap}
.hero-stats{display:flex;gap:12px;margin-top:38px;flex-wrap:wrap}
.stat-badge{
  flex:1 1 0;min-width:132px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:16px 18px;box-shadow:var(--sh);
}
.stat-badge .v{font-family:var(--num);font-weight:800;font-size:26px;letter-spacing:.02em;line-height:1.1;color:var(--ink)}
.stat-badge .v small{font-size:13px;font-weight:700;color:var(--brand-deep);margin-left:3px}
.stat-badge .k{margin-top:6px;font-size:12.5px;color:var(--ink-2)}
.hero-media{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh);background:var(--grad);aspect-ratio:5/4}
.hero-media img{width:100%;height:100%;object-fit:cover;transition:transform 420ms cubic-bezier(.2,.7,.3,1)}
.hero-media:hover img{transform:scale(1.03)}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(20,22,26,0) 45%,rgba(20,22,26,.42) 100%);
}
.hero-tick{position:absolute;left:0;right:0;top:0;height:100%;pointer-events:none;opacity:.5;
  background-image:repeating-linear-gradient(180deg,rgba(255,255,255,.55) 0 1px,transparent 1px 18px);
  mask-image:linear-gradient(90deg,rgba(0,0,0,.7),transparent 42%);
  -webkit-mask-image:linear-gradient(90deg,rgba(0,0,0,.7),transparent 42%);
}
.hero-lime{
  position:absolute;right:18px;bottom:18px;z-index:2;
  background:var(--lime);color:#14161A;
  border-radius:18px;padding:12px 16px;text-align:left;
  box-shadow:0 16px 32px -18px rgba(20,22,26,.75);
}
.hero-lime .n{font-family:var(--num);font-weight:800;font-size:26px;line-height:1;letter-spacing:.02em}
.hero-lime .n span{font-size:13px;margin-left:2px}
.hero-lime .t{font-size:11.5px;color:#3A3F46;margin-top:6px;letter-spacing:.02em}

/* ---------- pain cards ---------- */
.pain-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.pain-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:26px 22px;box-shadow:var(--sh);
  transition:transform var(--t),box-shadow var(--t),border-color var(--t);
}
.pain-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:rgba(255,90,31,.35)}
.pain-ico{
  width:42px;height:42px;border-radius:var(--r-sm);
  background:#FFF0E9;display:grid;place-items:center;margin-bottom:16px;
}
.pain-ico svg{width:20px;height:20px;color:var(--brand-deep)}
.pain-card h3{font-size:17px;font-weight:700;line-height:1.4}
.pain-card p{margin-top:9px;font-size:14px;color:var(--ink-2);line-height:1.8}

/* ---------- solution ---------- */
.solution-card{
  display:grid;grid-template-columns:1fr 1fr;gap:44px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:44px;box-shadow:var(--sh);
}
.solution-left h2{font-size:30px;line-height:1.28;font-weight:800}
.solution-left p{margin-top:16px;color:var(--ink-2);font-size:15.5px;line-height:1.9}
.solution-figure{margin-top:26px;border-radius:var(--r-md);overflow:hidden;aspect-ratio:16/10;background:var(--soft)}
.solution-figure img{width:100%;height:100%;object-fit:cover}
.step-list{display:grid;gap:18px}
.step{display:grid;grid-template-columns:auto 1fr;gap:16px;align-items:start}
.step-num{
  width:44px;height:44px;border-radius:var(--r-sm);
  background:linear-gradient(120deg,#FF5A1F 0%,#FF9A3C 100%);
  color:#fff;font-family:var(--num);font-weight:800;font-size:16px;
  display:grid;place-items:center;letter-spacing:.04em;
}
.step h3{font-size:16.5px;font-weight:700}
.step p{margin-top:6px;font-size:14px;color:var(--ink-2);line-height:1.8}

/* ---------- metrics ---------- */
.metric-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.metric-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:28px 24px;box-shadow:var(--sh);position:relative;overflow:hidden;
}
.metric-card::after{
  content:"";position:absolute;right:-30px;top:-30px;width:110px;height:110px;border-radius:50%;
  background:radial-gradient(circle,rgba(200,240,74,.55),rgba(200,240,74,0) 70%);
}
.metric-card .v{font-family:var(--num);font-weight:800;font-size:44px;line-height:1;letter-spacing:.02em;color:var(--ink)}
.metric-card .v span{font-size:16px;color:var(--brand-deep);margin-left:4px;font-weight:700}
.metric-card .k{margin-top:12px;font-size:15px;font-weight:700}
.metric-card .d{margin-top:6px;font-size:13.5px;color:var(--ink-2);line-height:1.7}

/* ---------- testimonials ---------- */
.testi-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.testi-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:28px 24px;box-shadow:var(--sh);display:flex;flex-direction:column;gap:18px;
  transition:transform var(--t),box-shadow var(--t);
}
.testi-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover)}
.testi-quote-mark{font-family:var(--num);font-size:38px;line-height:.6;color:rgba(255,90,31,.35);font-weight:800}
.testi-card p{font-size:15px;color:var(--ink);line-height:1.85}
.testi-meta{display:flex;align-items:center;gap:12px;margin-top:auto}
.avatar{
  width:48px;height:48px;border-radius:50%;background:var(--soft);
  display:grid;place-items:center;font-weight:800;color:var(--brand-deep);font-size:15px;
  border:1px solid var(--line);flex:0 0 auto;
}
.testi-meta .nm{font-size:14.5px;font-weight:700}
.testi-meta .og{font-size:12.5px;color:var(--ink-2);margin-top:2px}
.logo-strip{
  margin-top:32px;display:flex;gap:12px;overflow-x:auto;padding-bottom:6px;
  scrollbar-width:thin;
}
.logo-chip{
  flex:0 0 auto;padding:10px 18px;border-radius:999px;background:#fff;
  border:1px solid var(--line);font-size:13.5px;font-weight:600;color:var(--ink-2);
  box-shadow:var(--sh);
}

/* ---------- news list ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-card{
  display:flex;flex-direction:column;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;box-shadow:var(--sh);
  transition:transform var(--t),box-shadow var(--t),border-color var(--t);
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:rgba(255,90,31,.35)}
.news-cover{aspect-ratio:16/9;overflow:hidden;border-radius:var(--r-md) var(--r-md) 0 0;background:var(--soft)}
.news-cover img{width:100%;height:100%;object-fit:cover;transition:transform 420ms cubic-bezier(.2,.7,.3,1)}
.news-card:hover .news-cover img{transform:scale(1.03)}
.news-body{padding:22px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto}
.tag{
  display:inline-flex;align-items:center;padding:4px 12px;border-radius:999px;
  background:#FFF0E9;color:var(--brand-deep);font-size:11.5px;font-weight:700;letter-spacing:.02em;
  align-self:flex-start;
}
.news-body h3{font-size:18px;font-weight:700;line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  transition:color var(--t);}
.news-card:hover .news-body h3{color:var(--brand-deep)}
.news-body p{font-size:14px;color:var(--ink-2);line-height:1.8;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-foot{
  margin-top:auto;padding-top:14px;border-top:1px dashed var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  font-size:13px;color:var(--ink-3);
}
.news-foot .date{font-family:var(--num);letter-spacing:.02em}
.news-foot .rd{display:inline-flex;align-items:center;gap:6px;color:var(--brand-deep);font-weight:700;font-size:13px}
.empty-state{
  grid-column:1/-1;
  min-height:220px;border-radius:var(--r-md);background:var(--soft);
  border:1px dashed rgba(255,90,31,.35);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;
  text-align:center;padding:32px;
}
.empty-state svg{width:34px;height:34px;color:var(--ink-3)}
.empty-state p{font-size:15px;color:var(--ink-2)}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:14px;max-width:920px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;transition:border-color var(--t),background var(--t),box-shadow var(--t);
}
.faq-item.open{border-color:rgba(255,90,31,.55);background:#FFF9F4;box-shadow:var(--sh)}
.faq-q{
  width:100%;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:16px;
  padding:20px 24px;text-align:left;
}
.faq-q .idx{font-family:var(--num);font-weight:800;font-size:14px;color:var(--brand-deep);letter-spacing:.04em}
.faq-q .qt{font-size:17px;font-weight:600;line-height:1.5}
.faq-q .sign{
  width:30px;height:30px;border-radius:50%;background:var(--soft);color:var(--brand-deep);
  display:grid;place-items:center;font-size:18px;font-weight:700;line-height:1;
  transition:transform var(--t),background var(--t),color var(--t);
}
.faq-item.open .sign{transform:rotate(45deg);background:var(--brand);color:#fff}
.faq-a{max-height:0;overflow:hidden;transition:max-height 240ms cubic-bezier(.2,.7,.3,1)}
.faq-item.open .faq-a{max-height:340px}
.faq-a-inner{padding:0 24px 22px 58px;font-size:14.5px;color:var(--ink-2);line-height:1.9}

/* ---------- CTA ---------- */
.cta-band{
  background:linear-gradient(120deg,#14161A 0%,#1E2126 62%,#2A1B12 100%);
  border-radius:var(--r-lg);padding:52px 44px;color:#fff;position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-80px;top:-80px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,90,31,.5),rgba(255,90,31,0) 68%);
}
.cta-band h2{font-size:30px;line-height:1.3;font-weight:800;max-width:640px}
.cta-band p{margin-top:14px;color:rgba(255,255,255,.72);font-size:15.5px;max-width:600px;line-height:1.9}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px;position:relative;z-index:2}
.cta-band .btn-secondary{background:transparent;color:#fff;border-color:rgba(255,255,255,.45)}
.cta-band .btn-secondary:hover{background:rgba(255,255,255,.1);border-color:#fff}

/* ---------- footer ---------- */
.site-footer{background:var(--dark);color:#fff;padding:64px 0 0;margin-top:0}
.foot-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.foot-card{
  background:var(--dark-2);border-radius:var(--r-md);padding:20px;
  border:1px solid rgba(255,255,255,.06);
}
.foot-card .k{font-size:12px;color:rgba(255,255,255,.45);letter-spacing:.08em}
.foot-card .v{margin-top:8px;font-size:14px;color:#fff;line-height:1.7}
.foot-card .v .num{color:var(--lime)}
.foot-main{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;padding:48px 0 40px}
.foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.foot-brand .brand-text{color:#fff;font-size:17px}
.foot-brand .brand-sub{color:rgba(255,255,255,.45)}
.foot-desc{font-size:13.5px;color:rgba(255,255,255,.55);line-height:1.9;max-width:320px}
.foot-col h3{font-size:14px;font-weight:700;color:#fff;margin-bottom:14px;letter-spacing:.04em}
.foot-col ul{display:grid;gap:10px}
.foot-col a{font-size:13.5px;color:rgba(255,255,255,.6);transition:color var(--t),padding-left var(--t)}
.foot-col a:hover{color:var(--lime);padding-left:4px}
.foot-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:20px 0 26px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12.5px;color:rgba(255,255,255,.45);
}

/* ---------- responsive ---------- */
@media (max-width:1180px){
  .nav-item{padding:9px 10px;font-size:13px}
  .brand-sub{display:none}
}
@media (max-width:1024px){
  .nav-links{display:none}
  .nav-cta{display:none}
  .nav-burger{display:grid;margin-left:auto}
  .nav-card{padding:10px 12px}
  .hero-grid{grid-template-columns:1fr;gap:36px}
  h1.hero-title{font-size:38px}
  .hero-media{aspect-ratio:16/10}
  .pain-grid{grid-template-columns:repeat(2,1fr)}
  .solution-card{grid-template-columns:1fr;padding:32px;gap:30px}
  .metric-grid{grid-template-columns:repeat(2,1fr)}
  .testi-grid{grid-template-columns:1fr 1fr}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .foot-cards{grid-template-columns:repeat(2,1fr)}
  .foot-main{grid-template-columns:1fr 1fr;gap:28px}
  .section{padding:72px 0}
}
@media (max-width:768px){
  .section{padding:60px 0}
  h2.h2{font-size:25px}
  h1.hero-title{font-size:32px}
  .hero{padding:36px 0 60px}
  .hero-sub{font-size:15.5px}
  .testi-grid{grid-template-columns:1fr}
  .news-grid{grid-template-columns:1fr}
  .solution-left h2{font-size:24px}
  .cta-band{padding:36px 26px;border-radius:var(--r-md)}
  .cta-band h2{font-size:24px}
  .foot-main{grid-template-columns:1fr;gap:26px;padding:36px 0 28px}
  .foot-bottom{justify-content:flex-start}
}
@media (max-width:560px){
  .container{padding:0 18px}
  h1.hero-title{font-size:28px}
  .hero-stats{gap:10px}
  .stat-badge{min-width:100%;flex:1 1 100%}
  .pain-grid,.metric-grid,.foot-cards{grid-template-columns:1fr}
  .hero-actions .btn{width:100%}
  .metric-card .v{font-size:36px}
  .faq-q{padding:16px 18px;gap:12px}
  .faq-q .qt{font-size:15.5px}
  .faq-a-inner{padding:0 18px 18px 46px}
  .news-body{padding:18px}
  .hero-lime{padding:10px 13px}
  .hero-lime .n{font-size:22px}
}

/* roulang page: article */
:root{
  --orange:#FF5A1F;
  --orange-deep:#D63F0A;
  --orange-soft:#FFF0E9;
  --orange-line:rgba(255,90,31,.28);
  --lime:#C8F04A;
  --bg:#FAF6F0;
  --bg-2:#F6F1E8;
  --white:#FFFFFF;
  --line:#E9E3D8;
  --ink:#1A1C20;
  --ink-2:#6B7078;
  --ink-3:#9AA0A6;
  --dark:#14161A;
  --dark-2:#1E2126;
  --ok:#2FBF71;
  --warn:#E8A008;
  --err:#D93B3B;
  --grad:linear-gradient(120deg,#FF5A1F 0%,#FF9A3C 100%);
  --r-xl:28px;
  --r-lg:20px;
  --r-md:14px;
  --r-pill:999px;
  --sh:0 18px 40px -22px rgba(20,22,26,.30);
  --sh-hover:0 22px 52px -20px rgba(255,90,31,.32);
  --ease:cubic-bezier(.2,.7,.3,1);
  --font:"HarmonyOS Sans SC","PingFang SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  --num:"Barlow","DIN Alternate",Arial,sans-serif;
  --sp-section:96px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit;}
input,textarea,select{font-family:inherit;font-size:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
:focus-visible{outline:2px solid var(--orange);outline-offset:3px;box-shadow:0 0 0 5px rgba(255,90,31,.16);border-radius:8px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.num{font-family:var(--num);font-weight:800;letter-spacing:.02em;}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:90;
  padding:14px 0 10px;
  background:linear-gradient(180deg,rgba(250,246,240,.96) 60%,rgba(250,246,240,0));
  backdrop-filter:blur(12px);
}
.nav-shell{
  display:flex;align-items:center;gap:16px;
  min-height:72px;padding:0 14px 0 18px;
  background:rgba(255,255,255,.94);
  border:1px solid var(--line);
  border-radius:18px;
  box-shadow:var(--sh);
  backdrop-filter:blur(12px);
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:38px;height:38px;border-radius:12px;
  background:var(--grad);
  display:grid;place-items:center;
  box-shadow:0 10px 22px -12px rgba(255,90,31,.9);
}
.brand-mark svg{width:20px;height:20px;}
.brand-text{display:flex;flex-direction:column;line-height:1.1;font-size:18px;font-weight:800;letter-spacing:.01em;}
.brand-text>span{color:var(--orange-deep);}
.brand-text .brand-sub{font-family:var(--num);font-size:9.5px;font-weight:700;letter-spacing:.16em;color:var(--ink-3);margin-top:2px;}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto;}
.nav-item{
  display:inline-flex;align-items:center;gap:7px;
  padding:10px 13px;border-radius:var(--r-md);
  font-size:14px;color:var(--ink-2);
  border:1px solid transparent;
  transition:transform .18s var(--ease),background .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease);
  white-space:nowrap;
}
.nav-item svg{width:18px;height:18px;flex-shrink:0;opacity:.85;}
.nav-item:hover{background:#fff;border-color:var(--orange-line);color:var(--ink);transform:translateY(-2px);box-shadow:0 10px 22px -18px rgba(20,22,26,.55);}
.nav-item.active{background:var(--orange-soft);border-color:rgba(255,90,31,.24);color:var(--orange-deep);font-weight:600;}
.nav-cta{margin-left:8px;flex-shrink:0;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:#fff;
  align-items:center;justify-content:center;margin-left:auto;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;position:relative;}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);border-radius:2px;}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

/* 抽屉 */
.drawer{
  display:none;
  margin-top:10px;padding:14px;
  background:rgba(255,255,255,.98);
  border:1px solid var(--line);border-radius:20px;
  box-shadow:var(--sh);
}
.drawer.open{display:block;}
.drawer a{
  display:flex;align-items:center;gap:10px;
  padding:12px 14px;border-radius:var(--r-md);
  font-size:14.5px;color:var(--ink-2);border:1px solid var(--line);
  margin-bottom:8px;background:#fff;
}
.drawer a svg{width:18px;height:18px;}
.drawer a.active{background:var(--orange-soft);color:var(--orange-deep);border-color:var(--orange-line);font-weight:600;}
.drawer .drawer-cta{margin-top:4px;margin-bottom:0;justify-content:center;background:var(--grad);color:#fff;border:0;font-weight:600;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;letter-spacing:.01em;
  transition:transform .18s var(--ease),box-shadow .18s var(--ease),background .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease);
  white-space:nowrap;
}
.btn svg{width:16px;height:16px;}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 14px 30px -16px rgba(255,90,31,.85);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 20px 40px -16px rgba(255,90,31,.7);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:#fff;color:var(--orange-deep);border:1px solid var(--orange-line);}
.btn-ghost:hover{background:var(--orange-soft);border-color:var(--orange);transform:translateY(-2px);}
.btn-line{background:transparent;color:var(--ink);border:1px solid var(--line);}
.btn-line:hover{border-color:var(--orange-line);color:var(--orange-deep);background:#fff;transform:translateY(-2px);}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}
.btn-xs{height:34px;padding:0 14px;font-size:13px;}
.btn[disabled],.btn.is-disabled{opacity:.6;filter:saturate(.6);pointer-events:none;}

/* ============ 通用板块 ============ */
.section{padding:var(--sp-section) 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:700;letter-spacing:.14em;
  color:var(--orange-deep);text-transform:uppercase;
  margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--orange);}
h2.sec-title{font-size:32px;line-height:1.25;font-weight:800;letter-spacing:-.01em;}
.sec-desc{color:var(--ink-2);font-size:15.5px;max-width:640px;margin-top:12px;}
.link-more{
  display:inline-flex;align-items:center;gap:6px;font-size:14.5px;font-weight:600;color:var(--orange-deep);
  border-bottom:1px solid rgba(255,90,31,.35);padding-bottom:2px;transition:gap .18s var(--ease),border-color .18s var(--ease);
}
.link-more:hover{gap:11px;border-color:var(--orange);}

/* ============ 文章页布局 ============ */
.article-main{padding:34px 0 0;}
.crumbs{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  font-size:13px;color:var(--ink-3);margin-bottom:26px;
}
.crumbs a{color:var(--ink-2);transition:color .18s var(--ease);}
.crumbs a:hover{color:var(--orange-deep);}
.crumbs .sep{color:#CFC7B8;}
.crumbs .current{color:var(--ink-2);max-width:280px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

.article-grid{display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:48px;align-items:start;}

.article-head{padding-bottom:26px;border-bottom:1px solid var(--line);margin-bottom:34px;}
.article-head h1{
  font-size:34px;line-height:1.32;font-weight:800;letter-spacing:-.01em;
  margin-bottom:20px;word-break:break-word;
}
.meta-row{display:flex;align-items:center;flex-wrap:wrap;gap:14px;font-size:13.5px;color:var(--ink-2);}
.tag-pill{
  display:inline-flex;align-items:center;
  padding:4px 12px;border-radius:var(--r-pill);
  background:var(--orange-soft);color:var(--orange-deep);
  font-size:12.5px;font-weight:600;border:1px solid rgba(255,90,31,.18);
}
.meta-row .dot{width:4px;height:4px;border-radius:50%;background:#CFC7B8;}
.meta-row time{font-family:var(--num);font-weight:700;color:var(--ink-2);letter-spacing:.02em;}

/* 正文排版 */
.article-body{max-width:780px;font-size:17px;line-height:1.95;color:#26292E;}
.article-body p{margin:0 0 22px;}
.article-body h2{
  font-size:25px;line-height:1.4;font-weight:800;color:var(--ink);
  margin:44px 0 18px;padding-left:16px;position:relative;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:4px;background:var(--grad);
}
.article-body h3{font-size:20px;line-height:1.5;font-weight:700;color:var(--ink);margin:32px 0 14px;}
.article-body h4{font-size:17px;font-weight:700;margin:24px 0 10px;color:var(--ink);}
.article-body ul,.article-body ol{margin:0 0 22px;padding-left:0;}
.article-body ul li,.article-body ol li{position:relative;padding-left:22px;margin-bottom:10px;line-height:1.9;}
.article-body ul li::before{
  content:"";position:absolute;left:4px;top:12px;width:7px;height:7px;border-radius:2px;background:var(--orange);transform:rotate(45deg);
}
.article-body ol{counter-reset:li;}
.article-body ol li{counter-increment:li;}
.article-body ol li::before{
  content:counter(li,decimal-leading-zero);
  position:absolute;left:0;top:0;font-family:var(--num);font-weight:800;font-size:13px;color:var(--orange-deep);
}
.article-body blockquote{
  margin:26px 0;padding:20px 24px;
  border-left:4px solid var(--orange);
  background:var(--bg-2);border-radius:0 var(--r-md) var(--r-md) 0;
  color:#3A3F46;font-size:16px;line-height:1.85;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:16px;margin:26px auto;width:100%;height:auto;}
.article-body figure{margin:26px 0;}
.article-body figcaption{font-size:13px;color:var(--ink-3);text-align:center;margin-top:10px;}
.article-body a{color:var(--orange-deep);border-bottom:1px solid rgba(255,90,31,.35);padding-bottom:1px;transition:border-color .18s var(--ease),color .18s var(--ease);}
.article-body a:hover{color:var(--orange);border-color:var(--orange);}
.article-body strong{font-weight:700;color:var(--ink);}
.article-body hr{border:0;height:1px;background:var(--line);margin:36px 0;}
.article-body table{width:100%;border-collapse:collapse;margin:26px 0;font-size:14.5px;display:block;overflow-x:auto;white-space:nowrap;}
.article-body table th{background:var(--orange-soft);color:var(--orange-deep);font-weight:700;text-align:left;}
.article-body table th,.article-body table td{border:1px solid var(--line);padding:11px 16px;}
.article-body table tbody tr:nth-child(even){background:#FDFBF7;}
.article-body code{background:var(--bg-2);padding:2px 7px;border-radius:6px;font-size:.92em;color:var(--orange-deep);}

/* 空态 */
.empty-state{
  background:var(--bg-2);border:1px solid var(--line);border-radius:24px;
  padding:56px 32px;text-align:center;min-height:220px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
}
.empty-state svg{width:44px;height:44px;color:var(--ink-3);}
.empty-state h2{font-size:20px;font-weight:700;}
.empty-state p{font-size:14.5px;color:var(--ink-2);}

/* 文末 */
.article-foot{margin-top:44px;padding-top:28px;border-top:1px solid var(--line);}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-bottom:28px;}
.tag-row .label{font-size:13px;color:var(--ink-3);margin-right:4px;}
.tag-row a{
  display:inline-flex;align-items:center;padding:7px 15px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--line);font-size:13px;color:var(--ink-2);
  transition:border-color .18s var(--ease),color .18s var(--ease),transform .18s var(--ease);
}
.tag-row a:hover{border-color:var(--orange-line);color:var(--orange-deep);transform:translateY(-2px);}

.prev-next{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:26px;}
.pn-card{
  display:block;padding:20px 22px;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh);transition:transform .18s var(--ease),box-shadow .18s var(--ease),border-color .18s var(--ease);
}
.pn-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:rgba(255,90,31,.3);}
.pn-card .k{font-size:12.5px;color:var(--ink-3);letter-spacing:.08em;margin-bottom:8px;display:block;}
.pn-card .v{font-size:15.5px;font-weight:700;line-height:1.5;color:var(--ink);}
.pn-card.next{text-align:right;}

/* 侧栏 */
.article-side{position:sticky;top:104px;display:flex;flex-direction:column;gap:18px;}
.side-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:22px;box-shadow:var(--sh);}
.side-card h3{font-size:15px;font-weight:800;margin-bottom:14px;display:flex;align-items:center;gap:8px;}
.side-card h3::before{content:"";width:4px;height:14px;border-radius:3px;background:var(--grad);}
.side-list li+li{margin-top:12px;padding-top:12px;border-top:1px dashed var(--line);}
.side-list a{display:block;font-size:14px;line-height:1.6;color:var(--ink-2);transition:color .18s var(--ease);}
.side-list a:hover{color:var(--orange-deep);}
.side-list .m{display:block;font-family:var(--num);font-size:12px;color:var(--ink-3);margin-top:4px;letter-spacing:.04em;}
.side-cta{background:var(--dark);border:0;color:#fff;position:relative;overflow:hidden;}
.side-cta::after{
  content:"";position:absolute;right:-40px;top:-40px;width:130px;height:130px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,90,31,.55),transparent 70%);
}
.side-cta h3{color:#fff;}
.side-cta h3::before{background:var(--lime);}
.side-cta p{font-size:13.5px;color:rgba(255,255,255,.72);line-height:1.75;margin-bottom:16px;}
.side-cta .btn{width:100%;height:44px;font-size:14px;}

/* 相关推荐 */
.rec-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.card-post{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.card-post:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:rgba(255,90,31,.28);}
.card-post .cover{position:relative;aspect-ratio:16/9;overflow:hidden;background:linear-gradient(120deg,#FF5A1F,#FF9A3C);}
.card-post .cover img{width:100%;height:100%;object-fit:cover;transition:transform .35s var(--ease);}
.card-post:hover .cover img{transform:scale(1.03);}
.card-post .body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.card-post h3{font-size:17px;line-height:1.55;font-weight:700;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color .18s var(--ease);}
.card-post:hover h3{color:var(--orange-deep);}
.card-post p{font-size:13.8px;line-height:1.75;color:var(--ink-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.card-foot{margin-top:auto;padding-top:14px;border-top:1px dashed var(--line);display:flex;align-items:center;justify-content:space-between;font-size:12.5px;color:var(--ink-3);}
.card-foot .go{display:inline-flex;align-items:center;gap:5px;color:var(--orange-deep);font-weight:600;}
.card-post:hover .card-foot .go{gap:9px;}
.card-foot .go{transition:gap .18s var(--ease);}

/* 底部 CTA */
.cta-card{
  position:relative;overflow:hidden;
  background:var(--dark);border-radius:var(--r-xl);
  padding:56px;display:grid;grid-template-columns:1.25fr .75fr;gap:36px;align-items:center;
  color:#fff;
}
.cta-card::before{
  content:"";position:absolute;right:-80px;top:-90px;width:360px;height:360px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,90,31,.42),transparent 68%);
}
.cta-card::after{
  content:"";position:absolute;left:-60px;bottom:-120px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(200,240,74,.16),transparent 70%);
}
.cta-card h2{font-size:30px;line-height:1.3;font-weight:800;margin-bottom:14px;position:relative;}
.cta-card p{font-size:15px;line-height:1.85;color:rgba(255,255,255,.74);max-width:520px;position:relative;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;position:relative;justify-content:flex-end;}
.cta-actions .btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.32);}
.cta-actions .btn-ghost:hover{background:rgba(255,255,255,.1);border-color:#fff;}

/* ============ 页脚 ============ */
.site-footer{background:var(--dark);color:#fff;padding:64px 0 0;margin-top:var(--sp-section);}
.foot-cards{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-bottom:52px;}
.foot-card{background:var(--dark-2);border:1px solid rgba(255,255,255,.06);border-radius:var(--r-lg);padding:20px 22px;}
.foot-card .k{font-size:12.5px;letter-spacing:.1em;color:rgba(255,255,255,.5);margin-bottom:10px;}
.foot-card .v{font-size:13.5px;line-height:1.8;color:rgba(255,255,255,.82);}
.foot-card .v .num{color:var(--lime);font-size:15px;}
.foot-main{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;padding-bottom:44px;}
.foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.foot-brand .brand-mark{width:36px;height:36px;border-radius:11px;}
.foot-brand .brand-text{font-size:17px;color:#fff;}
.foot-brand .brand-text>span{color:var(--orange);}
.foot-brand .brand-text .brand-sub{color:rgba(255,255,255,.42);}
.foot-desc{font-size:13.5px;line-height:1.85;color:rgba(255,255,255,.6);max-width:360px;}
.foot-col h3{font-size:14px;font-weight:700;margin-bottom:16px;color:#fff;}
.foot-col ul li+li{margin-top:10px;}
.foot-col a{font-size:13.5px;color:rgba(255,255,255,.62);transition:color .18s var(--ease),padding-left .18s var(--ease);}
.foot-col a:hover{color:var(--lime);padding-left:4px;}
.foot-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0 26px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12.5px;color:rgba(255,255,255,.42);
}
.foot-bottom a{color:rgba(255,255,255,.55);}
.foot-bottom a:hover{color:var(--lime);}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .article-grid{grid-template-columns:minmax(0,1fr) 240px;gap:36px;}
  .nav-item{padding:9px 11px;font-size:13.5px;}
}
@media (max-width:1023px){
  :root{--sp-section:72px;}
  .nav-links{display:none;}
  .nav-toggle{display:inline-flex;}
  .nav-cta{display:none;}
  .article-grid{grid-template-columns:1fr;}
  .article-side{position:static;flex-direction:row;flex-wrap:wrap;}
  .article-side .side-card{flex:1 1 260px;}
  .rec-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .cta-card{grid-template-columns:1fr;padding:44px 36px;}
  .cta-actions{justify-content:flex-start;}
  .foot-main{grid-template-columns:1fr 1fr;gap:32px;}
  .foot-cards{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (max-width:767px){
  :root{--sp-section:56px;}
  .container{padding:0 18px;}
  .nav-shell{padding:0 12px;min-height:64px;gap:10px;}
  .brand-text{font-size:16px;}
  h2.sec-title{font-size:24px;}
  .article-head h1{font-size:25px;}
  .article-body{font-size:16px;line-height:1.9;}
  .article-body h2{font-size:21px;margin-top:34px;}
  .article-body h3{font-size:18px;margin-top:26px;}
  .prev-next{grid-template-columns:1fr;}
  .pn-card.next{text-align:left;}
  .rec-grid{grid-template-columns:1fr;}
  .cta-card{padding:34px 24px;border-radius:22px;}
  .cta-card h2{font-size:23px;}
  .cta-actions{flex-direction:column;align-items:stretch;}
  .cta-actions .btn{width:100%;}
  .foot-cards{grid-template-columns:1fr;}
  .foot-main{grid-template-columns:1fr;gap:28px;}
  .foot-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
  .crumbs .current{max-width:180px;}
  .article-side{flex-direction:column;}
}
@media (max-width:559px){
  .brand-sub{display:none;}
  .article-head h1{font-size:23px;}
  .btn{height:44px;padding:0 20px;font-size:14.5px;}
}

/* roulang page: category1 */
:root{
  --orange:#FF5A1F;
  --orange-deep:#D63F0A;
  --orange-soft:#FFF0E9;
  --lime:#C8F04A;
  --bg:#FAF6F0;
  --bg-alt:#F6F1E8;
  --card:#FFFFFF;
  --line:#E9E3D8;
  --ink:#1A1C20;
  --ink-2:#6B7078;
  --ink-3:#9AA0A6;
  --dark:#14161A;
  --dark-2:#1E2126;
  --ok:#2FBF71;
  --warn:#E8A008;
  --err:#D93B3B;
  --grad:linear-gradient(120deg,#FF5A1F 0%,#FF9A3C 100%);
  --r-lg:28px;
  --r-md:20px;
  --r-sm:14px;
  --shadow:0 18px 40px -22px rgba(20,22,26,.30);
  --shadow-hover:0 22px 52px -20px rgba(255,90,31,.32);
  --t:180ms cubic-bezier(.2,.7,.3,1);
  --font:"HarmonyOS Sans SC","PingFang SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  --num:"Barlow","DIN Alternate",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input,textarea,select{font-family:inherit;font-size:inherit;color:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
h1,h2,h3,h4{line-height:1.25;font-weight:700;letter-spacing:-.01em;}
:focus-visible{outline:2px solid var(--orange);outline-offset:3px;border-radius:6px;}
::selection{background:var(--orange-soft);color:var(--orange-deep);}

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

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  padding:14px 0 8px;
  background:linear-gradient(180deg,rgba(250,246,240,.96) 60%,rgba(250,246,240,0));
  backdrop-filter:blur(6px);
}
.nav-shell{
  display:flex;align-items:center;gap:18px;
  height:72px;padding:0 16px 0 20px;
  background:rgba(255,255,255,.94);
  border:1px solid var(--line);
  border-radius:18px;
  box-shadow:var(--shadow);
  backdrop-filter:blur(12px);
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:38px;height:38px;border-radius:12px;
  background:var(--grad);
  display:grid;place-items:center;
  box-shadow:0 10px 22px -12px rgba(255,90,31,.9);
}
.brand-mark svg{width:22px;height:22px;}
.brand-text{display:flex;flex-direction:column;line-height:1.1;font-weight:800;font-size:19px;letter-spacing:-.02em;}
.brand-text span{color:var(--orange);}
.brand-sub{font-family:var(--num);font-size:10px;letter-spacing:.22em;color:var(--ink-3);font-weight:700;margin-top:3px;}
.nav-links{display:flex;align-items:center;gap:6px;margin-left:auto;flex-wrap:nowrap;}
.nav-item{
  display:inline-flex;align-items:center;gap:7px;
  padding:10px 13px;border-radius:var(--r-sm);
  font-size:14px;font-weight:500;color:var(--ink-2);
  border:1px solid transparent;
  white-space:nowrap;
  transition:transform var(--t),background var(--t),color var(--t),border-color var(--t),box-shadow var(--t);
}
.nav-item svg{width:18px;height:18px;flex:0 0 auto;opacity:.8;}
.nav-item:hover{
  background:#fff;color:var(--orange-deep);
  border-color:rgba(255,90,31,.42);
  transform:translateY(-2px);
  box-shadow:0 12px 24px -18px rgba(255,90,31,.6);
}
.nav-item.active{
  background:var(--orange-soft);
  color:var(--orange-deep);
  border-color:rgba(255,90,31,.35);
  font-weight:700;
}
.nav-item.active svg{opacity:1;}
.nav-cta{
  flex:0 0 auto;margin-left:8px;
  display:inline-flex;align-items:center;justify-content:center;
  height:44px;padding:0 22px;border-radius:999px;
  background:var(--grad);color:#fff;font-weight:700;font-size:14.5px;
  white-space:nowrap;
  box-shadow:0 14px 26px -16px rgba(255,90,31,.95);
  transition:transform var(--t),box-shadow var(--t),filter var(--t);
}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 18px 32px -14px rgba(255,90,31,.85);filter:saturate(1.06);}
.nav-cta:active{transform:translateY(0);}
.nav-toggle{
  display:none;margin-left:auto;
  width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:#fff;
  cursor:pointer;align-items:center;justify-content:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;position:relative;}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);border-radius:2px;
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

/* ---------- 面包屑 ---------- */
.crumbs{padding:22px 0 0;font-size:13.5px;color:var(--ink-3);}
.crumbs ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;}
.crumbs li{display:inline-flex;align-items:center;gap:8px;}
.crumbs li+li::before{content:"/";color:var(--line);}
.crumbs a{color:var(--ink-2);transition:color var(--t);}
.crumbs a:hover{color:var(--orange-deep);}
.crumbs .current{color:var(--ink);font-weight:600;}

/* ---------- 通用板块 ---------- */
.section{padding:84px 0;}
.section.tight{padding-top:56px;}
.section.alt{background:var(--bg-alt);}
.section-head{max-width:720px;margin-bottom:44px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:700;letter-spacing:.12em;
  color:var(--orange-deep);text-transform:uppercase;
  font-family:var(--num);
  margin-bottom:14px;
}
.eyebrow::before{content:"";width:20px;height:3px;border-radius:2px;background:var(--grad);}
.section-title{font-size:32px;letter-spacing:-.02em;}
.section-sub{margin-top:14px;color:var(--ink-2);font-size:16px;}

/* ---------- 首屏 ---------- */
.page-hero{padding:34px 0 0;}
.hero-grid{display:grid;grid-template-columns:6fr 5fr;gap:36px;align-items:center;}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  height:32px;padding:0 14px;border-radius:999px;
  background:#fff;border:1px solid var(--line);
  font-size:12.5px;font-weight:700;color:var(--orange-deep);
  letter-spacing:.04em;
}
.hero-tag i{width:7px;height:7px;border-radius:50%;background:var(--ok);display:block;}
.hero h1{
  font-size:46px;line-height:1.16;letter-spacing:-.03em;margin-top:20px;
}
.hero h1 em{font-style:normal;color:var(--orange);}
.hero-sub{margin-top:18px;font-size:16.5px;color:var(--ink-2);max-width:520px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  height:48px;padding:0 26px;border-radius:999px;
  font-weight:700;font-size:15px;border:1px solid transparent;
  cursor:pointer;transition:transform var(--t),box-shadow var(--t),background var(--t),color var(--t),border-color var(--t);
}
.btn svg{width:17px;height:17px;}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 16px 30px -18px rgba(255,90,31,.95);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 22px 40px -18px rgba(255,90,31,.85);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line);}
.btn-ghost:hover{background:var(--orange-soft);border-color:rgba(255,90,31,.5);color:var(--orange-deep);transform:translateY(-2px);}
.btn-dark{background:var(--dark);color:#fff;}
.btn-dark:hover{transform:translateY(-2px);box-shadow:0 20px 36px -20px rgba(20,22,26,.9);}
.hero-stats{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px;}
.stat{
  flex:1 1 130px;min-width:120px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-sm);
  padding:14px 16px;box-shadow:var(--shadow);
}
.stat b{display:block;font-family:var(--num);font-size:26px;font-weight:800;letter-spacing:.02em;line-height:1.15;}
.stat b i{font-style:normal;font-size:13px;color:var(--ink-2);margin-left:3px;font-weight:700;}
.stat span{display:block;font-size:12.5px;color:var(--ink-2);margin-top:4px;}
.hero-media{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow);aspect-ratio:5/4.4;background:var(--grad);}
.hero-media img{width:100%;height:100%;object-fit:cover;}
.hero-media::after{
  content:"";position:absolute;inset:auto 0 0 0;height:56%;
  background:linear-gradient(180deg,rgba(20,22,26,0) 0%,rgba(20,22,26,.55) 100%);
}
.hero-media .media-caption{
  position:absolute;left:22px;bottom:22px;right:22px;z-index:2;color:#fff;
  font-size:13.5px;letter-spacing:.02em;
}
.hero-media .media-caption strong{display:block;font-size:17px;margin-bottom:4px;}
.media-badge{
  position:absolute;right:18px;bottom:18px;z-index:3;
  background:var(--lime);color:var(--ink);
  border-radius:var(--r-sm);padding:10px 16px;
  box-shadow:0 16px 30px -18px rgba(200,240,74,.9);
}
.media-badge b{font-family:var(--num);font-size:24px;font-weight:800;letter-spacing:.02em;line-height:1;}
.media-badge span{display:block;font-size:11.5px;color:#3A3F46;margin-top:3px;font-weight:600;}

/* ---------- 导语条 ---------- */
.lead-bar{
  margin-top:44px;padding:26px 28px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:var(--shadow);
  display:grid;grid-template-columns:auto 1fr;gap:22px;align-items:center;
}
.lead-bar .k{
  font-family:var(--num);font-size:44px;font-weight:800;color:var(--orange);
  line-height:1;letter-spacing:.02em;
}
.lead-bar .k small{display:block;font-family:var(--font);font-size:12px;letter-spacing:.16em;color:var(--ink-3);font-weight:700;margin-top:8px;}
.lead-bar p{font-size:15.5px;color:var(--ink-2);}
.lead-bar p strong{color:var(--ink);}

/* ---------- 设备卡栅格 ---------- */
.device-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.device-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--shadow);
  display:flex;flex-direction:column;
  transition:transform var(--t),box-shadow var(--t),border-color var(--t);
}
.device-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(255,90,31,.35);}
.device-cover{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--bg-alt);}
.device-cover img{width:100%;height:100%;object-fit:cover;transition:transform 220ms cubic-bezier(.2,.7,.3,1);}
.device-card:hover .device-cover img{transform:scale(1.03);}
.device-cover .tag{
  position:absolute;left:14px;top:14px;
  background:var(--orange-soft);color:var(--orange-deep);
  font-size:11.5px;font-weight:700;letter-spacing:.04em;
  padding:5px 12px;border-radius:999px;
  border:1px solid rgba(255,90,31,.25);
}
.device-body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:12px;flex:1;}
.device-body h3{font-size:19px;}
.device-body p{font-size:14.5px;color:var(--ink-2);line-height:1.75;}
.spec-row{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:auto;}
.spec-row li{background:var(--bg-alt);border-radius:12px;padding:10px 10px;text-align:center;border:1px solid transparent;transition:border-color var(--t),background var(--t);}
.device-card:hover .spec-row li{border-color:var(--line);background:#fff;}
.spec-row b{display:block;font-family:var(--num);font-size:17px;font-weight:800;letter-spacing:.02em;line-height:1.2;}
.spec-row span{display:block;font-size:11.5px;color:var(--ink-2);margin-top:3px;}

/* ---------- 对比卡 ---------- */
.compare-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.compare-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:30px 30px 28px;box-shadow:var(--shadow);
  transition:transform var(--t),box-shadow var(--t);
}
.compare-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.compare-card .idx{
  font-family:var(--num);font-size:13px;font-weight:800;letter-spacing:.14em;color:var(--orange);
  margin-bottom:12px;display:block;
}
.compare-card h3{font-size:21px;margin-bottom:12px;}
.compare-card p{font-size:14.8px;color:var(--ink-2);}
.check-list{margin-top:18px;display:flex;flex-direction:column;gap:10px;}
.check-list li{display:flex;gap:10px;font-size:14.5px;color:var(--ink-2);line-height:1.7;}
.check-list li::before{
  content:"";flex:0 0 auto;width:16px;height:16px;margin-top:5px;border-radius:50%;
  background:var(--lime);
  box-shadow:inset 0 0 0 4px #fff,0 0 0 1px rgba(200,240,74,.9);
}

/* ---------- 交付流程时间轴 ---------- */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:8px;}
.flow-step{position:relative;padding:0 22px 0 0;}
.flow-step .no{
  font-family:var(--num);font-size:34px;font-weight:800;letter-spacing:.02em;
  color:var(--orange);line-height:1;
}
.flow-step .line{height:3px;border-radius:2px;background:var(--line);margin:16px 0 18px;position:relative;overflow:hidden;}
.flow-step .line::after{content:"";position:absolute;inset:0;background:var(--grad);transform:translateX(-100%);transition:transform 320ms cubic-bezier(.2,.7,.3,1);}
.flow-step:hover .line::after{transform:translateX(0);}
.flow-step h3{font-size:17px;margin-bottom:8px;}
.flow-step p{font-size:14px;color:var(--ink-2);line-height:1.75;max-width:240px;}

/* ---------- FAQ ---------- */
.faq-wrap{display:grid;grid-template-columns:340px 1fr;gap:44px;align-items:start;}
.faq-side h2{font-size:32px;letter-spacing:-.02em;}
.faq-side p{margin-top:14px;color:var(--ink-2);font-size:15px;}
.faq-side .btn{margin-top:24px;}
.faq-list{display:flex;flex-direction:column;gap:14px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:var(--shadow);overflow:hidden;
  transition:border-color var(--t),background var(--t),box-shadow var(--t);
}
.faq-item[open]{border-color:rgba(255,90,31,.55);background:#FFF9F4;}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;gap:16px;
  padding:20px 22px;
  font-size:17px;font-weight:500;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item .q-no{font-family:var(--num);font-size:15px;font-weight:800;color:var(--orange);letter-spacing:.04em;flex:0 0 auto;}
.faq-item .q-text{flex:1;}
.faq-item .q-icon{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;
  border:1px solid var(--line);background:#fff;
  display:grid;place-items:center;position:relative;
  transition:border-color var(--t),background var(--t),transform 220ms cubic-bezier(.2,.7,.3,1);
}
.faq-item .q-icon::before,.faq-item .q-icon::after{
  content:"";position:absolute;background:var(--ink-2);border-radius:2px;transition:background var(--t),transform var(--t),opacity var(--t);
}
.faq-item .q-icon::before{width:11px;height:2px;}
.faq-item .q-icon::after{width:2px;height:11px;}
.faq-item[open] .q-icon{background:var(--orange);border-color:var(--orange);transform:rotate(180deg);}
.faq-item[open] .q-icon::before,.faq-item[open] .q-icon::after{background:#fff;}
.faq-item[open] .q-icon::after{opacity:0;}
.faq-item .a-body{padding:0 22px 22px 62px;font-size:14.8px;color:var(--ink-2);line-height:1.85;}

/* ---------- 底部 CTA 与表单 ---------- */
.cta-card{
  background:var(--dark);color:#fff;border-radius:var(--r-lg);
  padding:46px;box-shadow:0 32px 70px -40px rgba(20,22,26,.9);
  display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center;
  position:relative;overflow:hidden;
}
.cta-card::before{
  content:"";position:absolute;right:-140px;top:-140px;width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,90,31,.42),rgba(255,90,31,0) 68%);
}
.cta-copy{position:relative;z-index:1;}
.cta-copy h2{font-size:30px;letter-spacing:-.02em;color:#fff;}
.cta-copy p{margin-top:14px;color:rgba(255,255,255,.68);font-size:15px;max-width:420px;}
.cta-points{margin-top:22px;display:flex;flex-direction:column;gap:10px;}
.cta-points li{display:flex;gap:10px;font-size:14px;color:rgba(255,255,255,.8);}
.cta-points li::before{content:"";flex:0 0 auto;width:8px;height:8px;border-radius:50%;background:var(--lime);margin-top:8px;}
.lead-form{position:relative;z-index:1;background:var(--dark-2);border:1px solid rgba(255,255,255,.1);border-radius:var(--r-md);padding:26px;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:13.5px;margin-bottom:7px;color:rgba(255,255,255,.72);font-weight:600;}
.field input,.field textarea{
  width:100%;height:48px;padding:0 15px;border-radius:var(--r-sm);
  background:#15181C;border:1px solid rgba(255,255,255,.14);color:#fff;
  transition:border-color var(--t),box-shadow var(--t);font-size:14.5px;
}
.field textarea{height:96px;padding:13px 15px;resize:vertical;line-height:1.7;}
.field input::placeholder,.field textarea::placeholder{color:rgba(255,255,255,.34);}
.field input:focus,.field textarea:focus{
  outline:none;border-color:var(--orange);box-shadow:0 0 0 3px rgba(255,90,31,.24);
}
.form-hint{font-size:12.5px;color:rgba(255,255,255,.42);margin-top:12px;text-align:center;}
.lead-form .btn{width:100%;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--dark);color:#fff;margin-top:96px;padding:56px 0 0;}
.foot-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
.foot-card{background:var(--dark-2);border:1px solid rgba(255,255,255,.07);border-radius:var(--r-md);padding:20px 20px 18px;transition:border-color var(--t),transform var(--t);}
.foot-card:hover{border-color:rgba(255,90,31,.4);transform:translateY(-3px);}
.foot-card .k{font-size:12px;letter-spacing:.12em;color:rgba(255,255,255,.45);font-weight:700;margin-bottom:8px;}
.foot-card .v{font-size:13.8px;color:rgba(255,255,255,.82);line-height:1.7;}
.foot-card .num{font-family:var(--num);font-weight:700;letter-spacing:.02em;}
.foot-main{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;padding:48px 0 40px;}
.foot-brand{display:flex;align-items:center;gap:10px;}
.foot-brand .brand-mark{width:36px;height:36px;border-radius:11px;}
.foot-brand .brand-text{font-size:18px;color:#fff;}
.foot-brand .brand-text span{color:var(--orange);}
.foot-brand .brand-sub{color:rgba(255,255,255,.36);}
.foot-desc{margin-top:16px;font-size:13.8px;color:rgba(255,255,255,.55);line-height:1.85;max-width:360px;}
.foot-col h3{font-size:14px;color:#fff;margin-bottom:16px;letter-spacing:.04em;}
.foot-col ul{display:flex;flex-direction:column;gap:11px;}
.foot-col a{font-size:13.8px;color:rgba(255,255,255,.58);transition:color var(--t),transform var(--t);display:inline-block;}
.foot-col a:hover{color:var(--orange);transform:translateX(3px);}
.foot-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0 26px;
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:12.5px;color:rgba(255,255,255,.42);
}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .nav-item{padding:9px 11px;font-size:13.5px;}
  .hero h1{font-size:40px;}
}
@media (max-width:1023px){
  .nav-toggle{display:inline-flex;}
  .nav-links{
    position:absolute;left:0;right:0;top:calc(100% + 10px);
    flex-direction:column;align-items:stretch;gap:8px;
    padding:14px;margin-left:0;
    background:#fff;border:1px solid var(--line);border-radius:18px;
    box-shadow:0 28px 50px -28px rgba(20,22,26,.45);
    display:none;
  }
  .nav-shell{position:relative;}
  .nav-shell.open .nav-links{display:flex;}
  .nav-item{justify-content:flex-start;padding:12px 14px;font-size:14.5px;}
  .nav-cta{display:none;}
  .nav-shell.open .nav-links::after{content:none;}
  .mobile-cta{display:flex !important;margin-top:4px;}
  .hero-grid{grid-template-columns:1fr;gap:32px;}
  .hero h1{font-size:36px;}
  .hero-sub{max-width:none;}
  .hero-media{aspect-ratio:16/10;}
  .device-grid{grid-template-columns:repeat(2,1fr);}
  .flow{grid-template-columns:repeat(2,1fr);gap:32px 0;}
  .compare-grid{grid-template-columns:1fr;}
  .faq-wrap{grid-template-columns:1fr;gap:28px;}
  .cta-card{grid-template-columns:1fr;padding:36px;gap:30px;}
  .foot-cards{grid-template-columns:repeat(2,1fr);}
  .foot-main{grid-template-columns:1fr 1fr;gap:30px;}
  .section{padding:64px 0;}
}
@media (max-width:767px){
  .container{padding:0 18px;}
  .hero h1{font-size:30px;letter-spacing:-.02em;}
  .section-title{font-size:24px;}
  .hero-actions{gap:10px;}
  .btn{height:46px;padding:0 20px;font-size:14.5px;flex:1 1 auto;}
  .lead-bar{grid-template-columns:1fr;gap:14px;padding:22px;}
  .lead-bar .k{font-size:34px;}
  .device-grid{grid-template-columns:1fr;gap:18px;}
  .spec-row b{font-size:16px;}
  .flow{grid-template-columns:1fr;gap:26px;}
  .flow-step{padding-right:0;}
  .flow-step p{max-width:none;}
  .faq-item summary{font-size:15.5px;padding:17px 18px;gap:12px;}
  .faq-item .a-body{padding:0 18px 18px 18px;}
  .cta-card{padding:26px 20px;border-radius:22px;}
  .cta-copy h2{font-size:24px;}
  .lead-form{padding:20px;}
  .foot-cards{grid-template-columns:1fr;}
  .foot-main{grid-template-columns:1fr;gap:26px;padding:36px 0 30px;}
  .foot-bottom{flex-direction:column;gap:8px;}
  .site-footer{margin-top:64px;}
  .section{padding:52px 0;}
}
@media (max-width:519px){
  .hero-stats{gap:10px;}
  .stat{flex:1 1 100%;}
  .brand-text{font-size:17px;}
  .hero-tag{font-size:11.5px;}
  .media-badge{padding:8px 12px;}
  .media-badge b{font-size:20px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;}
}

/* roulang page: category2 */
:root{
  --orange:#FF5A1F;
  --orange-deep:#D63F0A;
  --orange-soft:#FFF0E9;
  --lime:#C8F04A;
  --sand:#FAF6F0;
  --sand-2:#F6F1E8;
  --white:#FFFFFF;
  --line:#E9E3D8;
  --ink:#1A1C20;
  --ink-2:#6B7078;
  --ink-3:#9AA0A6;
  --dark:#14161A;
  --dark-2:#1E2126;
  --ok:#2FBF71;
  --warn:#E8A008;
  --err:#D93B3B;
  --grad:linear-gradient(120deg,#FF5A1F 0%,#FF9A3C 100%);
  --r-lg:28px;
  --r-md:20px;
  --r-sm:14px;
  --sh:0 18px 40px -22px rgba(20,22,26,.30);
  --sh-hover:0 22px 52px -20px rgba(255,90,31,.32);
  --ease:cubic-bezier(.2,.7,.3,1);
  --num:"Barlow","DIN Alternate",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"HarmonyOS Sans SC","PingFang SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  background:var(--sand);
  color:var(--ink);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input,textarea,select{font:inherit;color:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
svg{display:block}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.num{font-family:var(--num);font-weight:800;letter-spacing:.02em}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:100;
  padding:14px 0 0;
  background:linear-gradient(180deg,rgba(250,246,240,.97) 0%,rgba(250,246,240,.72) 100%);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
}
.nav-shell{
  position:relative;
  display:flex;align-items:center;gap:16px;
  min-height:72px;
  padding:10px 12px 10px 18px;
  background:rgba(255,255,255,.94);
  border:1px solid var(--line);
  border-radius:18px;
  box-shadow:var(--sh);
}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:38px;height:38px;border-radius:12px;
  background:var(--grad);
  display:grid;place-items:center;
  box-shadow:0 8px 18px -10px rgba(255,90,31,.9);
  flex-shrink:0;
}
.brand-mark svg{width:22px;height:22px}
.brand-text{
  font-size:19px;font-weight:800;line-height:1.1;letter-spacing:.02em;color:var(--ink);
}
.brand-text span{color:var(--orange)}
.brand-sub{
  display:block;font-family:var(--num);font-size:9.5px;font-weight:700;
  letter-spacing:.22em;color:var(--ink-3);margin-top:3px;
}
.nav-toggle{position:absolute;width:1px;height:1px;opacity:0;pointer-events:none}
.nav-burger{
  display:none;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:14px;
  border:1px solid var(--line);background:#fff;cursor:pointer;
  margin-left:auto;flex-shrink:0;
  transition:border-color .2s var(--ease),background .2s var(--ease);
}
.nav-burger:hover{border-color:rgba(255,90,31,.5);background:var(--orange-soft)}
.nav-burger svg{width:20px;height:20px;stroke:var(--ink)}
.nav-links{
  display:flex;align-items:center;gap:4px;
  margin-left:auto;flex-wrap:nowrap;
}
.nav-item{
  display:inline-flex;align-items:center;gap:7px;
  padding:9px 12px;border-radius:14px;
  font-size:13.5px;font-weight:500;color:var(--ink-2);
  white-space:nowrap;
  transition:transform .2s var(--ease),background .2s var(--ease),color .2s var(--ease),box-shadow .2s var(--ease);
}
.nav-item svg{width:18px;height:18px;flex-shrink:0}
.nav-item:hover{
  background:#fff;color:var(--orange-deep);
  transform:translateY(-2px);
  box-shadow:0 0 0 1px rgba(255,90,31,.35),0 8px 18px -12px rgba(20,22,26,.55);
}
.nav-item.active{
  background:var(--orange-soft);color:var(--orange-deep);font-weight:700;
  box-shadow:inset 0 0 0 1px rgba(255,90,31,.22);
}
.nav-item:focus-visible{outline:2px solid var(--orange);outline-offset:3px}
.nav-item-cta{display:none}
.nav-cta{
  display:inline-flex;align-items:center;justify-content:center;
  height:46px;padding:0 24px;border-radius:999px;
  background:var(--grad);color:#fff;font-size:14.5px;font-weight:700;
  white-space:nowrap;flex-shrink:0;
  box-shadow:0 14px 26px -16px rgba(255,90,31,.95);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease);
}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 18px 32px -14px rgba(255,90,31,.9)}
.nav-cta:focus-visible{outline:2px solid var(--orange);outline-offset:3px}

/* ============ 通用按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:999px;
  font-size:15px;font-weight:600;border:1px solid transparent;
  cursor:pointer;white-space:nowrap;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease),color .2s var(--ease);
}
.btn svg{width:17px;height:17px}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 14px 28px -16px rgba(255,90,31,.95)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 34px -14px rgba(255,90,31,.9)}
.btn-ghost{background:#fff;color:var(--orange-deep);border-color:rgba(255,90,31,.45)}
.btn-ghost:hover{background:var(--orange-soft);transform:translateY(-2px)}
.btn:focus-visible{outline:2px solid var(--orange);outline-offset:3px}
.btn:active{transform:translateY(0)}
.btn[disabled],.btn.is-disabled{filter:saturate(.6);opacity:.75;pointer-events:none}

/* ============ 首屏 ============ */
.page-head{padding:44px 0 72px}
.crumbs{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:13px;color:var(--ink-3);margin-bottom:26px;
}
.crumbs a{color:var(--ink-2);transition:color .2s var(--ease)}
.crumbs a:hover{color:var(--orange)}
.crumbs .sep{color:var(--ink-3);opacity:.7}
.crumbs .cur{color:var(--ink)}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:start}
.tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 16px;border-radius:999px;
  background:var(--orange-soft);color:var(--orange-deep);
  font-size:13px;font-weight:700;letter-spacing:.02em;
  margin-bottom:22px;
}
.tag::before{
  content:"";width:7px;height:7px;border-radius:50%;
  background:var(--orange);box-shadow:0 0 0 4px rgba(255,90,31,.16);
}
h1{
  font-size:46px;line-height:1.2;font-weight:800;letter-spacing:-.01em;
  margin-bottom:20px;
}
h1 .accent{
  background:var(--grad);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{
  font-size:16.5px;line-height:1.85;color:var(--ink-2);
  max-width:560px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-badges{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}
.mini-badge{
  background:#fff;border:1px solid var(--line);border-radius:18px;
  padding:14px 18px;min-width:126px;box-shadow:var(--sh);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease);
}
.mini-badge:hover{transform:translateY(-3px);box-shadow:var(--sh-hover)}
.mini-badge .n{
  font-family:var(--num);font-weight:800;font-size:26px;
  letter-spacing:.02em;line-height:1.1;color:var(--ink);
}
.mini-badge .n span{font-size:13px;color:var(--ink-2);margin-left:3px;font-weight:700}
.mini-badge p{margin-top:4px;font-size:12.5px;color:var(--ink-3);line-height:1.5}

.hero-panel{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px;box-shadow:var(--sh);
}
.panel-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:8px}
.panel-title{font-size:16px;font-weight:700}
.lime-tag{
  background:var(--lime);color:#262B1C;font-size:12px;font-weight:800;
  padding:5px 13px;border-radius:999px;font-family:var(--num);letter-spacing:.04em;
  white-space:nowrap;
}
.plan-row{
  display:flex;gap:16px;padding:15px 0;border-top:1px dashed var(--line);
  align-items:flex-start;
}
.plan-row:first-of-type{border-top:0;padding-top:18px}
.plan-day{
  font-family:var(--num);font-size:13px;font-weight:800;color:var(--orange);
  min-width:46px;letter-spacing:.04em;padding-top:2px;
}
.plan-txt strong{display:block;font-size:14.5px;font-weight:600;line-height:1.5}
.plan-txt span{display:block;font-size:13px;color:var(--ink-2);line-height:1.6;margin-top:2px}
.panel-foot{
  margin-top:18px;padding-top:16px;border-top:1px solid var(--line);
  font-size:13px;color:var(--ink-2);
}

/* ============ 板块通用 ============ */
.section{padding:72px 0}
.section.tight{padding:48px 0}
.sec-head{max-width:720px;margin-bottom:40px}
.eyebrow{
  display:inline-block;font-size:13px;font-weight:700;letter-spacing:.12em;
  color:var(--orange-deep);margin-bottom:14px;font-family:var(--num);
}
h2{font-size:32px;line-height:1.25;font-weight:800;letter-spacing:-.01em;margin-bottom:16px}
.sec-desc{font-size:15.5px;color:var(--ink-2);line-height:1.85}

/* ============ 阶段流程 ============ */
.steps{display:grid;gap:18px}
.step-card{
  display:grid;grid-template-columns:72px 1fr;gap:24px;
  background:#fff;border:1px solid var(--line);border-radius:24px;
  padding:26px 28px;box-shadow:var(--sh);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.step-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:rgba(255,90,31,.35)}
.step-index{
  width:64px;height:64px;border-radius:20px;
  background:var(--orange-soft);border:1px solid rgba(255,90,31,.25);
  display:grid;place-items:center;
  font-family:var(--num);font-size:25px;font-weight:800;color:var(--orange-deep);
  letter-spacing:.02em;
}
.step-body h3{font-size:22px;font-weight:700;line-height:1.4;margin-bottom:10px}
.step-body p{font-size:15px;color:var(--ink-2);line-height:1.85;margin-bottom:14px}
.step-points{display:flex;flex-wrap:wrap;gap:8px}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12.5px;color:var(--ink-2);
  background:var(--sand-2);border:1px solid var(--line);
  padding:6px 13px;border-radius:999px;
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.chip:hover{background:var(--orange-soft);color:var(--orange-deep);border-color:rgba(255,90,31,.3)}
.chip .num{color:var(--ink);font-size:12.5px}

/* ============ 宽幅图卡 ============ */
.wide-card{
  position:relative;overflow:hidden;border-radius:var(--r-lg);
  border:1px solid var(--line);box-shadow:var(--sh);
  min-height:420px;
  display:flex;align-items:flex-end;
  background:var(--grad);
}
.wide-card img{
  position:absolute;inset:0;width:100%;height:100%;
  object-fit:cover;
  transition:transform .6s var(--ease);
}
.wide-card:hover img{transform:scale(1.03)}
.wide-card::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(20,22,26,.15) 0%,rgba(20,22,26,.34) 45%,rgba(20,22,26,.82) 100%);
}
.wide-body{position:relative;z-index:2;padding:44px;max-width:640px;color:#fff}
.wide-body h2{color:#fff;margin-bottom:14px;font-size:30px}
.wide-body p{font-size:15.5px;line-height:1.85;color:rgba(255,255,255,.86);margin-bottom:24px}
.wide-badge{
  position:absolute;right:32px;top:32px;z-index:2;
  background:var(--lime);color:#262B1C;border-radius:18px;
  padding:14px 20px;box-shadow:0 16px 34px -18px rgba(0,0,0,.6);
}
.wide-badge .n{font-family:var(--num);font-size:30px;font-weight:800;line-height:1;letter-spacing:.02em}
.wide-badge .n em{font-style:normal;font-size:13px;margin-left:3px}
.wide-badge small{display:block;font-size:11.5px;font-weight:600;color:#3A3F46;margin-top:5px;letter-spacing:.02em}

/* ============ 指标 ============ */
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.metric{
  background:#fff;border:1px solid var(--line);border-radius:22px;
  padding:26px 24px;box-shadow:var(--sh);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease);
}
.metric:hover{transform:translateY(-4px);box-shadow:var(--sh-hover)}
.metric .n{
  font-family:var(--num);font-size:38px;font-weight:800;line-height:1;
  color:var(--orange);letter-spacing:.02em;
}
.metric .n em{font-style:normal;font-size:15px;color:var(--ink-2);margin-left:4px;font-weight:700}
.metric p{margin-top:12px;font-size:13.5px;color:var(--ink-2);line-height:1.65}

/* ============ 学员反馈 ============ */
.quotes{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.quote-card{
  position:relative;background:#fff;border:1px solid var(--line);
  border-radius:24px;padding:30px;box-shadow:var(--sh);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease);
}
.quote-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover)}
.quote-card::before{
  content:"”";position:absolute;top:6px;right:26px;
  font-size:72px;line-height:1;color:rgba(255,90,31,.14);font-weight:800;
}
.quote-card p{font-size:15.5px;line-height:1.85;color:var(--ink);margin-bottom:22px;position:relative;z-index:1}
.quote-who{display:flex;align-items:center;gap:12px}
.avatar{
  width:48px;height:48px;border-radius:50%;
  background:var(--orange-soft);border:1px solid rgba(255,90,31,.25);
  display:grid;place-items:center;font-weight:800;color:var(--orange-deep);font-size:16px;
  flex-shrink:0;
}
.quote-who strong{display:block;font-size:14.5px;font-weight:700}
.quote-who span{display:block;font-size:12.5px;color:var(--ink-3)}

/* ============ 报名表单 ============ */
.form-card{
  background:var(--sand-2);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:44px;display:grid;grid-template-columns:.85fr 1.15fr;gap:44px;
}
.form-intro h2{font-size:28px;margin-bottom:14px}
.form-intro p{font-size:15px;color:var(--ink-2);line-height:1.85;margin-bottom:20px}
.form-points{display:grid;gap:10px}
.form-points li{
  display:flex;gap:10px;align-items:flex-start;
  font-size:14px;color:var(--ink-2);line-height:1.7;
}
.form-points li svg{width:18px;height:18px;flex-shrink:0;margin-top:3px;stroke:var(--ok)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{display:flex;flex-direction:column;gap:8px}
.field.full{grid-column:1/-1}
.field label{font-size:14px;font-weight:600;color:var(--ink)}
.field label .req{color:var(--err);margin-left:3px}
.field input,.field textarea,.field select{
  height:48px;border-radius:var(--r-sm);border:1px solid var(--line);
  background:#fff;padding:0 16px;font-size:14.5px;color:var(--ink);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
  width:100%;
}
.field textarea{height:104px;padding:12px 16px;resize:vertical;line-height:1.7}
.field input::placeholder,.field textarea::placeholder{color:var(--ink-3)}
.field input:focus,.field textarea:focus,.field select:focus{
  outline:none;border-color:var(--orange);
  box-shadow:0 0 0 3px rgba(255,90,31,.16);
}
.field .hint{font-size:12.5px;color:var(--ink-3)}
.form-actions{grid-column:1/-1;margin-top:4px}
.form-actions .btn{width:100%}
.form-actions .btn.is-loading{color:transparent;position:relative}
.form-actions .btn.is-loading::after{
  content:"";position:absolute;width:18px;height:18px;border-radius:50%;
  border:2px solid rgba(255,255,255,.5);border-top-color:#fff;
  animation:spin .8s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg)}}

/* ============ 页脚 ============ */
.site-footer{background:var(--dark);color:#fff;padding:64px 0 0;margin-top:80px}
.foot-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.foot-card{
  background:var(--dark-2);border:1px solid rgba(255,255,255,.08);
  border-radius:20px;padding:22px;
  transition:border-color .2s var(--ease),transform .2s var(--ease);
}
.foot-card:hover{border-color:rgba(255,90,31,.4);transform:translateY(-3px)}
.foot-card .k{font-size:12.5px;color:rgba(255,255,255,.45);margin-bottom:8px;letter-spacing:.04em}
.foot-card .v{font-size:14px;color:rgba(255,255,255,.86);line-height:1.75}
.foot-card .v .num{color:#fff}
.foot-main{
  display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:40px;
  padding:48px 0 40px;
}
.foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.site-footer .brand-text{color:#fff}
.site-footer .brand-text span{color:var(--orange)}
.site-footer .brand-sub{color:rgba(255,255,255,.4)}
.foot-desc{font-size:13.5px;color:rgba(255,255,255,.58);line-height:1.85;max-width:400px}
.foot-col h3{font-size:14px;font-weight:700;margin-bottom:16px;color:#fff;letter-spacing:.03em}
.foot-col ul{display:grid;gap:11px}
.foot-col a{
  font-size:13.5px;color:rgba(255,255,255,.6);
  transition:color .2s var(--ease),padding-left .2s var(--ease);
}
.foot-col a:hover{color:var(--orange);padding-left:5px}
.foot-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0 26px;
  display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap;
  font-size:12.5px;color:rgba(255,255,255,.42);
}

/* ============ 响应式 ============ */
@media (max-width:1180px){
  .nav-item{font-size:12.5px;padding:8px 9px;gap:5px}
  .nav-item svg{width:16px;height:16px}
  .nav-cta{padding:0 18px;font-size:13.5px;height:44px}
}
@media (max-width:1024px){
  .nav-burger{display:inline-flex}
  .nav-cta{display:none}
  .nav-links{
    display:none;
    position:absolute;left:0;right:0;top:calc(100% + 10px);
    flex-direction:column;align-items:stretch;gap:6px;
    background:#fff;border:1px solid var(--line);border-radius:20px;
    padding:12px;box-shadow:0 24px 48px -24px rgba(20,22,26,.55);
    z-index:90;max-height:75vh;overflow-y:auto;
  }
  .nav-toggle:checked ~ .nav-links{display:flex}
  .nav-item{
    font-size:14.5px;padding:13px 14px;border:1px solid var(--line);
    border-radius:14px;gap:9px;
  }
  .nav-item svg{width:18px;height:18px}
  .nav-item-cta{
    display:inline-flex;justify-content:center;
    background:var(--grad);color:#fff;border-color:transparent;
    font-weight:700;margin-top:4px;
  }
  .nav-item-cta:hover{color:#fff;box-shadow:0 0 0 0 transparent;transform:none}
  .hero-grid{grid-template-columns:1fr;gap:36px}
  h1{font-size:38px}
  h2{font-size:28px}
  .metrics{grid-template-columns:repeat(2,1fr)}
  .form-card{grid-template-columns:1fr;padding:34px;gap:30px}
  .foot-cards{grid-template-columns:repeat(2,1fr)}
  .foot-main{grid-template-columns:1fr 1fr;gap:32px}
  .wide-body{padding:34px}
}
@media (max-width:768px){
  .container{padding:0 18px}
  .page-head{padding:32px 0 52px}
  h1{font-size:30px;line-height:1.28}
  h2{font-size:24px}
  .hero-sub{font-size:15.5px}
  .section{padding:56px 0}
  .step-card{grid-template-columns:1fr;gap:16px;padding:24px 22px}
  .step-index{width:56px;height:56px;border-radius:16px;font-size:22px}
  .step-body h3{font-size:19px}
  .metrics{grid-template-columns:repeat(2,1fr);gap:14px}
  .metric{padding:20px 18px}
  .metric .n{font-size:30px}
  .quotes{grid-template-columns:1fr}
  .wide-card{min-height:360px}
  .wide-badge{right:18px;top:18px;padding:11px 16px}
  .wide-badge .n{font-size:24px}
  .wide-body{padding:26px 22px}
  .wide-body h2{font-size:22px}
  .wide-body p{font-size:14.5px}
  .form-card{padding:26px 20px}
  .form-grid{grid-template-columns:1fr}
  .quote-card{padding:24px 22px}
}
@media (max-width:560px){
  .brand-text{font-size:17px}
  .brand-sub{display:none}
  .hero-actions .btn{width:100%}
  .hero-badges{display:grid;grid-template-columns:1fr 1fr;gap:12px}
  .mini-badge{min-width:0;padding:12px 14px}
  .mini-badge .n{font-size:22px}
  .foot-cards{grid-template-columns:1fr}
  .foot-main{grid-template-columns:1fr;gap:28px;padding:36px 0 30px}
  .foot-bottom{justify-content:flex-start;font-size:12px}
  .metrics{grid-template-columns:1fr}
  .nav-shell{padding:9px 10px 9px 14px;min-height:66px}
}

/* roulang page: category3 */
:root{
  --brand:#FF5A1F;
  --brand-deep:#D63F0A;
  --brand-soft:#FFF0E9;
  --lime:#C8F04A;
  --sand:#FAF6F0;
  --sand-deep:#F6F1E8;
  --card:#FFFFFF;
  --line:#E9E3D8;
  --ink:#1A1C20;
  --ink-2:#6B7078;
  --ink-3:#9AA0A6;
  --dark:#14161A;
  --dark-2:#1E2126;
  --ok:#2FBF71;
  --warn:#E8A008;
  --err:#D93B3B;
  --r-lg:28px;
  --r-md:20px;
  --r-sm:14px;
  --shadow:0 18px 40px -22px rgba(20,22,26,.30);
  --shadow-hover:0 22px 52px -20px rgba(255,90,31,.32);
  --grad:linear-gradient(120deg,#FF5A1F 0%,#FF9A3C 100%);
  --ease:cubic-bezier(.2,.7,.3,1);
  --font:"HarmonyOS Sans SC","PingFang SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  --font-num:"Barlow","DIN Alternate",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--sand);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input,textarea,select{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;box-shadow:0 0 0 6px rgba(255,90,31,.15);border-radius:10px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.num{font-family:var(--font-num);font-weight:700;letter-spacing:.02em}

/* ---------- header / nav ---------- */
.header-shell{
  position:sticky;top:0;z-index:90;
  padding:12px 0 10px;
  background:linear-gradient(180deg,rgba(250,246,240,.94) 0%,rgba(250,246,240,.72) 62%,rgba(250,246,240,0) 100%);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
}
.nav-card{
  display:flex;align-items:center;gap:14px;
  min-height:72px;padding:10px 14px;
  background:rgba(255,255,255,.94);
  border:1px solid var(--line);
  border-radius:18px;
  box-shadow:0 14px 34px -26px rgba(20,22,26,.5);
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;padding-right:6px}
.brand-mark{
  width:38px;height:38px;border-radius:12px;
  background:var(--grad);
  display:grid;place-items:center;
  box-shadow:0 10px 20px -12px rgba(255,90,31,.9);
}
.brand-mark svg{width:22px;height:22px}
.brand-text{font-size:18px;font-weight:800;line-height:1.1;letter-spacing:.01em;color:var(--ink)}
.brand-text span{color:var(--brand)}
.brand-sub{display:block;margin-top:3px;font-size:10px;font-weight:600;letter-spacing:.18em;color:var(--ink-3)}
.nav-links{display:flex;align-items:center;gap:6px;flex:1;min-width:0;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none}
.nav-links::-webkit-scrollbar{display:none}
.nav-item{
  display:inline-flex;align-items:center;gap:7px;
  padding:10px 14px;border-radius:var(--r-sm);
  font-size:14px;font-weight:600;color:var(--ink-2);
  border:1px solid transparent;white-space:nowrap;
  transition:background .18s var(--ease),color .18s var(--ease),transform .18s var(--ease),border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.nav-item svg{width:18px;height:18px;flex-shrink:0}
.nav-item:hover{background:#fff;border-color:var(--brand);color:var(--brand-deep);transform:translateY(-2px);box-shadow:0 12px 22px -18px rgba(255,90,31,.9)}
.nav-item.active{background:var(--grad);color:#fff;border-color:transparent;box-shadow:0 12px 24px -16px rgba(255,90,31,.85)}
.nav-cta{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:999px;
  background:var(--grad);color:#fff;font-size:14px;font-weight:700;
  white-space:nowrap;flex-shrink:0;
  box-shadow:0 14px 26px -16px rgba(255,90,31,.95);
  transition:transform .18s var(--ease),filter .18s var(--ease),box-shadow .18s var(--ease);
}
.nav-cta:hover{transform:translateY(-2px);filter:brightness(1.04);box-shadow:var(--shadow-hover)}
.nav-cta:active{transform:translateY(0)}
.mobile-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:#fff;flex-shrink:0;
  align-items:center;justify-content:center;
}
.mobile-toggle svg{width:22px;height:22px;stroke:var(--ink)}
.drawer{
  display:none;margin-top:10px;padding:14px;
  background:#fff;border:1px solid var(--line);border-radius:18px;
  box-shadow:var(--shadow);
}
.drawer.open{display:block}
.drawer nav{display:flex;flex-direction:column;gap:8px}
.drawer .nav-item{width:100%;justify-content:flex-start;padding:13px 16px;background:var(--sand);border-color:var(--line)}
.drawer .nav-cta{width:100%;height:48px;margin-top:6px}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:999px;
  font-size:15px;font-weight:700;white-space:nowrap;
  transition:transform .18s var(--ease),box-shadow .18s var(--ease),background .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease);
}
.btn svg{width:17px;height:17px}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 16px 30px -18px rgba(255,90,31,.95)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover)}
.btn-primary:active{transform:translateY(0);filter:brightness(.97)}
.btn-ghost{background:#fff;color:var(--brand-deep);border:1px solid var(--brand)}
.btn-ghost:hover{background:var(--brand-soft);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0)}
.btn-mid{height:40px;padding:0 20px;font-size:14px}
.btn-sm{height:34px;padding:0 16px;font-size:13px}
.btn[disabled],.btn.is-disabled{opacity:.6;filter:saturate(.6);pointer-events:none}

/* ---------- hero ---------- */
.page-hero{padding:44px 0 20px}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:44px;align-items:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 15px;border-radius:999px;
  background:var(--brand-soft);color:var(--brand-deep);
  font-size:13px;font-weight:700;letter-spacing:.02em;
  border:1px solid rgba(255,90,31,.18);
}
.eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--brand);box-shadow:0 0 0 4px rgba(255,90,31,.16)}
h1{
  margin-top:20px;
  font-size:46px;line-height:1.2;font-weight:800;letter-spacing:-.01em;
}
h1 em{font-style:normal;color:var(--brand-deep)}
.hero-sub{margin-top:16px;font-size:17px;color:var(--ink-2);max-width:34ch}
.hero-lead{margin-top:18px;font-size:15.5px;line-height:1.9;color:var(--ink-2);max-width:46ch}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-media{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  border:1px solid var(--line);background:var(--sand-deep);
  box-shadow:var(--shadow);
  aspect-ratio:5/4;
}
.hero-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.hero-media:hover img{transform:scale(1.03)}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(20,22,26,0) 40%,rgba(20,22,26,.45) 100%);
  pointer-events:none;
}
.hero-media .media-fallback{
  position:absolute;inset:0;
  background:var(--grad);
  display:none;
  background-image:
    repeating-linear-gradient(90deg,rgba(255,255,255,.35) 0 1px,transparent 1px 26px),
    var(--grad);
}
.hero-badge{
  position:absolute;right:18px;bottom:18px;z-index:2;
  padding:12px 18px;border-radius:18px;
  background:var(--lime);color:#1A1C20;
  box-shadow:0 16px 30px -18px rgba(20,22,26,.7);
}
.hero-badge .big{font-family:var(--font-num);font-size:26px;font-weight:800;line-height:1.1;letter-spacing:.02em}
.hero-badge .small{font-size:11px;color:#3A3F46;font-weight:600;letter-spacing:.02em}

/* ---------- breadcrumb ---------- */
.crumb{padding:6px 0 0;font-size:13px;color:var(--ink-3)}
.crumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.crumb li{display:inline-flex;align-items:center;gap:8px}
.crumb li+li::before{content:"/";color:var(--ink-3)}
.crumb a:hover{color:var(--brand-deep)}
.crumb .cur{color:var(--ink-2);font-weight:600}

/* ---------- sections ---------- */
.section{padding:72px 0}
.section--white{background:var(--card)}
.section--sand{background:var(--sand-deep)}
.section-head{max-width:720px;margin-bottom:38px}
.section-head h2{font-size:32px;line-height:1.28;font-weight:800;letter-spacing:-.01em}
.section-head p{margin-top:14px;font-size:15.5px;color:var(--ink-2);line-height:1.9}
.tag-line{display:inline-block;margin-bottom:14px;padding:5px 13px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:12.5px;font-weight:700;color:var(--brand-deep);letter-spacing:.04em}

/* ---------- metric wall ---------- */
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.metric-card{
  padding:26px 22px;border-radius:24px;background:#fff;
  border:1px solid var(--line);box-shadow:var(--shadow);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.metric-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(255,90,31,.4)}
.metric-pill{
  display:inline-flex;align-items:baseline;gap:4px;
  padding:5px 12px;border-radius:999px;
  background:var(--lime);color:#1A1C20;
  font-family:var(--font-num);font-weight:800;font-size:22px;letter-spacing:.02em;
}
.metric-pill .unit{font-size:12px;font-weight:700}
.metric-card h3{margin-top:16px;font-size:16px;font-weight:700}
.metric-card p{margin-top:8px;font-size:13.5px;line-height:1.75;color:var(--ink-2)}

/* ---------- spec split ---------- */
.spec-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center}
.spec-list{display:flex;flex-direction:column;gap:14px;margin-top:26px}
.spec-item{
  display:flex;gap:16px;padding:18px 20px;
  border-radius:var(--r-md);background:#fff;
  border:1px solid var(--line);
  transition:transform .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.spec-item:hover{transform:translateY(-3px);border-color:rgba(255,90,31,.42);box-shadow:var(--shadow)}
.spec-no{
  flex-shrink:0;width:44px;height:44px;border-radius:12px;
  display:grid;place-items:center;
  background:var(--brand-soft);color:var(--brand-deep);
  font-family:var(--font-num);font-weight:800;font-size:16px;letter-spacing:.02em;
}
.spec-item h3{font-size:16px;font-weight:700;line-height:1.4}
.spec-item p{margin-top:6px;font-size:14px;color:var(--ink-2);line-height:1.8}
.spec-media{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow);
  aspect-ratio:4/3;background:var(--sand-deep);
}
.spec-media img{width:100%;height:100%;object-fit:cover}
.spec-media .caption{
  position:absolute;left:16px;bottom:16px;right:16px;
  padding:10px 14px;border-radius:14px;
  background:rgba(20,22,26,.72);color:#fff;
  font-size:12.5px;line-height:1.6;backdrop-filter:blur(4px);
}

/* ---------- case rows ---------- */
.case-list{display:flex;flex-direction:column;gap:26px}
.case-row{
  display:grid;grid-template-columns:1fr 1fr;gap:0;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--shadow);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.case-row:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(255,90,31,.35)}
.case-media{position:relative;min-height:300px;background:var(--sand-deep);overflow:hidden}
.case-media img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0;transition:transform .5s var(--ease)}
.case-row:hover .case-media img{transform:scale(1.03)}
.case-body{padding:32px 34px}
.case-tag{
  display:inline-block;padding:5px 13px;border-radius:999px;
  background:var(--brand-soft);color:var(--brand-deep);
  font-size:12px;font-weight:700;letter-spacing:.02em;
}
.case-body h3{margin-top:14px;font-size:22px;line-height:1.35;font-weight:800;letter-spacing:-.01em}
.case-body p{margin-top:12px;font-size:14.5px;line-height:1.85;color:var(--ink-2)}
.case-facts{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.fact{
  display:inline-flex;align-items:baseline;gap:5px;
  padding:7px 13px;border-radius:999px;
  background:var(--sand-deep);border:1px solid var(--line);
  font-size:12.5px;color:var(--ink-2);font-weight:600;
}
.fact b{font-family:var(--font-num);font-size:14px;font-weight:800;color:var(--ink);letter-spacing:.02em}
.case-row.flip .case-media{order:2}

/* ---------- pager ---------- */
.pager-wrap{margin-top:40px}
.pager{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:10px}
.pager li{display:inline-flex}
.pager a,.pager span{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:44px;height:44px;padding:0 16px;border-radius:14px;
  background:#fff;border:1px solid var(--line);
  font-size:14px;font-weight:700;color:var(--ink-2);
  transition:background .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease),transform .18s var(--ease);
}
.pager a:hover{color:var(--brand-deep);border-color:var(--brand);transform:translateY(-2px)}
.pager .is-current{background:var(--grad);border-color:transparent;color:#fff;font-family:var(--font-num)}
.pager .is-muted{color:var(--ink-3);background:var(--sand-deep);pointer-events:none}
.pager-note{text-align:center;margin-top:14px;font-size:12.5px;color:var(--ink-3)}

/* ---------- faq ---------- */
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:920px}
.faq-item{
  border-radius:var(--r-md);border:1px solid var(--line);
  background:#fff;overflow:hidden;
  transition:border-color .2s var(--ease),background .2s var(--ease),box-shadow .2s var(--ease);
}
.faq-item summary{
  display:flex;align-items:center;gap:16px;
  padding:20px 24px;cursor:pointer;list-style:none;
  font-size:17px;font-weight:600;line-height:1.5;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-no{font-family:var(--font-num);font-weight:800;font-size:15px;color:var(--brand);letter-spacing:.04em;flex-shrink:0}
.faq-item summary::after{
  content:"+";margin-left:auto;flex-shrink:0;
  width:30px;height:30px;border-radius:50%;
  display:grid;place-items:center;
  background:var(--sand-deep);color:var(--brand-deep);
  font-family:var(--font-num);font-size:20px;font-weight:700;line-height:1;
  transition:transform .22s var(--ease),background .22s var(--ease),color .22s var(--ease);
}
.faq-item[open]{border-color:var(--brand);background:#FFF9F4;box-shadow:var(--shadow)}
.faq-item[open] summary::after{content:"−";background:var(--grad);color:#fff;transform:rotate(180deg)}
.faq-answer{padding:0 24px 22px 66px;font-size:14.5px;line-height:1.9;color:var(--ink-2)}

/* ---------- CTA form ---------- */
.cta-card{
  border-radius:var(--r-lg);
  background:var(--dark);color:#fff;
  padding:44px 46px;
  display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center;
  box-shadow:0 30px 60px -40px rgba(20,22,26,.9);
}
.cta-card h2{font-size:30px;line-height:1.3;font-weight:800}
.cta-card p{margin-top:14px;font-size:14.5px;line-height:1.9;color:rgba(255,255,255,.72)}
.cta-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.cta-points span{
  padding:7px 14px;border-radius:999px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);
  font-size:12.5px;color:rgba(255,255,255,.86);font-weight:600;
}
.form-card{
  background:rgba(255,255,255,.055);
  border:1px solid rgba(255,255,255,.14);
  border-radius:22px;padding:26px;
}
.field{margin-bottom:16px}
.field label{display:block;font-size:13.5px;font-weight:600;margin-bottom:8px;color:rgba(255,255,255,.86)}
.field label .req{color:var(--brand);margin-left:3px}
.field input,.field textarea{
  width:100%;height:48px;padding:0 16px;
  border-radius:var(--r-sm);
  border:1px solid rgba(255,255,255,.2);
  background:rgba(255,255,255,.06);
  color:#fff;font-size:14.5px;
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease),background .18s var(--ease);
}
.field textarea{height:104px;padding:12px 16px;line-height:1.7;resize:vertical}
.field input::placeholder,.field textarea::placeholder{color:rgba(255,255,255,.42)}
.field input:focus,.field textarea:focus{
  outline:none;border-color:var(--brand);background:rgba(255,255,255,.1);
  box-shadow:0 0 0 4px rgba(255,90,31,.22);
}
.field .hint{display:block;margin-top:6px;font-size:12px;color:rgba(255,255,255,.5)}
.field .err{display:none;margin-top:6px;font-size:12.5px;color:#FF9E9E}
.field.has-error input,.field.has-error textarea{border-color:var(--err);box-shadow:0 0 0 4px rgba(217,59,59,.2)}
.field.has-error .err{display:block}
.form-submit{width:100%;height:48px;margin-top:6px}
.form-note{margin-top:12px;font-size:12px;color:rgba(255,255,255,.5);text-align:center}
.toast{
  display:none;margin-top:12px;padding:10px 14px;border-radius:12px;
  background:rgba(47,191,113,.14);border:1px solid rgba(47,191,113,.36);
  color:#9DEFC2;font-size:13px;text-align:center;
}
.toast.show{display:block}

/* ---------- footer ---------- */
.site-footer{background:var(--dark);color:rgba(255,255,255,.78);padding:64px 0 0;margin-top:0}
.foot-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:44px}
.foot-card{
  background:var(--dark-2);border:1px solid rgba(255,255,255,.08);
  border-radius:var(--r-md);padding:20px;
  transition:transform .2s var(--ease),border-color .2s var(--ease);
}
.foot-card:hover{transform:translateY(-3px);border-color:rgba(255,90,31,.5)}
.foot-card .k{font-size:12px;letter-spacing:.08em;color:rgba(255,255,255,.45);font-weight:700}
.foot-card .v{margin-top:10px;font-size:13.5px;line-height:1.8;color:rgba(255,255,255,.8)}
.foot-card .v .num{color:var(--lime);font-size:15px}
.foot-main{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px;padding-bottom:44px}
.foot-brand{display:flex;align-items:center;gap:10px}
.foot-brand .brand-mark{width:36px;height:36px}
.foot-brand .brand-text{color:#fff;font-size:18px}
.foot-brand .brand-text span{color:var(--brand)}
.foot-brand .brand-sub{color:rgba(255,255,255,.4)}
.foot-desc{margin-top:16px;font-size:13.5px;line-height:1.9;color:rgba(255,255,255,.62);max-width:40ch}
.foot-col h3{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.02em}
.foot-col ul{display:flex;flex-direction:column;gap:11px}
.foot-col a{font-size:13.5px;color:rgba(255,255,255,.66);transition:color .18s var(--ease),transform .18s var(--ease);display:inline-block}
.foot-col a:hover{color:var(--lime);transform:translateX(3px)}
.foot-bottom{
  display:flex;flex-wrap:wrap;gap:10px 24px;align-items:center;justify-content:space-between;
  padding:20px 0 26px;
  border-top:1px solid rgba(255,255,255,.12);
  font-size:12.5px;color:rgba(255,255,255,.45);
}

/* ---------- responsive ---------- */
@media (max-width:1279px){
  h1{font-size:40px}
  .hero-grid{gap:34px}
  .case-body{padding:28px}
}
@media (max-width:1023px){
  .nav-links,.nav-cta{display:none}
  .mobile-toggle{display:inline-flex;margin-left:auto}
  .nav-card{min-height:64px}
  .hero-grid{grid-template-columns:1fr;gap:30px}
  .hero-media{aspect-ratio:16/10}
  h1{font-size:34px}
  .section{padding:60px 0}
  .metric-grid{grid-template-columns:repeat(2,1fr)}
  .spec-grid{grid-template-columns:1fr;gap:30px}
  .case-row{grid-template-columns:1fr}
  .case-media{min-height:230px;aspect-ratio:16/9}
  .case-row.flip .case-media{order:0}
  .case-body{padding:26px 24px 30px}
  .cta-card{grid-template-columns:1fr;gap:30px;padding:34px 28px}
  .foot-cards{grid-template-columns:repeat(2,1fr)}
  .foot-main{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:767px){
  .container{padding:0 18px}
  h1{font-size:29px}
  .section-head h2{font-size:24px}
  .hero-sub{font-size:15.5px;max-width:100%}
  .hero-lead{font-size:14.5px}
  .btn{height:46px;padding:0 20px;font-size:14px}
  .hero-actions{gap:10px}
  .hero-actions .btn{flex:1 1 46%}
  .section{padding:48px 0}
  .metric-card{padding:20px 18px}
  .case-body h3{font-size:19px}
  .faq-item summary{font-size:15.5px;padding:17px 18px;gap:12px}
  .faq-answer{padding:0 18px 18px 18px}
  .cta-card h2{font-size:24px}
  .foot-main{grid-template-columns:1fr}
  .foot-bottom{font-size:12px}
}
@media (max-width:560px){
  .brand-text{font-size:16px}
  .brand-sub{letter-spacing:.12em;font-size:9px}
  .hero-media{aspect-ratio:4/3}
  .hero-badge{padding:10px 14px;right:12px;bottom:12px}
  .hero-badge .big{font-size:21px}
  .metric-grid{grid-template-columns:1fr}
  .case-media{aspect-ratio:3/2}
  .footer .foot-cards,.foot-cards{grid-template-columns:1fr}
  .pager a,.pager span{min-width:40px;height:40px;padding:0 12px;font-size:13px}
  .field input,.field textarea{font-size:16px}
}

/* roulang page: category4 */
:root{
  --brand:#FF5A1F;
  --brand-deep:#D63F0A;
  --brand-soft:#FFF0E9;
  --lime:#C8F04A;
  --bg:#FAF6F0;
  --band:#F6F1E8;
  --card:#FFFFFF;
  --line:#E9E3D8;
  --ink:#1A1C20;
  --muted:#6B7078;
  --weak:#9AA0A6;
  --dark:#14161A;
  --dark-2:#1E2126;
  --ok:#2FBF71;
  --warn:#E8A008;
  --err:#D93B3B;
  --grad:linear-gradient(120deg,#FF5A1F 0%,#FF9A3C 100%);
  --shadow:0 18px 40px -22px rgba(20,22,26,.30);
  --shadow-hover:0 22px 52px -20px rgba(255,90,31,.32);
  --r-lg:28px;
  --r-md:20px;
  --r-sm:14px;
  --ease:cubic-bezier(.2,.7,.3,1);
  --num:"Barlow","DIN Alternate",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"HarmonyOS Sans SC","PingFang SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;box-shadow:0 0 0 6px rgba(255,90,31,.14);border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.num{font-family:var(--num);font-weight:700;letter-spacing:.02em}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  padding:14px 0;
  background:rgba(250,246,240,.86);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
}
.nav-card{
  display:flex;align-items:center;gap:16px;
  height:72px;
  padding:0 12px 0 20px;
  background:rgba(255,255,255,.94);
  border:1px solid var(--line);
  border-radius:18px;
  box-shadow:var(--shadow);
}
.logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:38px;height:38px;border-radius:12px;
  background:var(--grad);
  display:grid;place-items:center;
  box-shadow:0 10px 20px -12px rgba(255,90,31,.9);
  flex:0 0 auto;
}
.brand-mark svg{width:22px;height:22px}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-title{font-size:17px;font-weight:700;color:var(--ink);letter-spacing:.01em}
.brand-title span{color:var(--brand)}
.brand-sub{font-family:var(--num);font-size:10px;font-weight:700;letter-spacing:.22em;color:var(--weak)}
.nav-links{
  display:flex;align-items:center;gap:6px;
  margin-left:auto;
  overflow-x:auto;
  scrollbar-width:none;
  padding:4px 0;
}
.nav-links::-webkit-scrollbar{display:none}
.nav-item{
  display:inline-flex;align-items:center;gap:7px;
  padding:10px 13px;
  border-radius:var(--r-sm);
  border:1px solid transparent;
  font-size:13.5px;
  color:var(--muted);
  white-space:nowrap;
  transition:transform .18s var(--ease),background .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease);
}
.nav-item svg{width:17px;height:17px;flex:0 0 auto;opacity:.85}
.nav-item:hover{
  background:#fff;
  border-color:rgba(255,90,31,.45);
  color:var(--brand-deep);
  transform:translateY(-2px);
}
.nav-item.active{
  background:var(--brand-soft);
  border-color:rgba(255,90,31,.38);
  color:var(--brand-deep);
  font-weight:600;
}
.nav-actions{display:flex;align-items:center;gap:8px;flex:0 0 auto}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  border-radius:var(--r-sm);
  border:1px solid var(--line);
  background:#fff;
  align-items:center;justify-content:center;
  cursor:pointer;
  transition:border-color .18s var(--ease),color .18s var(--ease);
}
.nav-toggle:hover{border-color:var(--brand);color:var(--brand-deep)}
.nav-toggle svg{width:20px;height:20px}
.nav-drawer{
  display:none;
  margin-top:10px;
  background:rgba(255,255,255,.98);
  border:1px solid var(--line);
  border-radius:20px;
  box-shadow:var(--shadow);
  padding:12px;
}
.nav-drawer.open{display:block}
.nav-drawer .nav-item{
  width:100%;
  padding:14px 16px;
  border-radius:var(--r-sm);
  border:1px solid var(--line);
  background:#fff;
  margin-bottom:8px;
  font-size:14.5px;
}
.nav-drawer .nav-item.active{background:var(--brand-soft);border-color:rgba(255,90,31,.38)}
.nav-drawer .btn{width:100%;margin-top:4px}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;
  border-radius:999px;
  border:1px solid transparent;
  font-size:15px;font-weight:600;
  cursor:pointer;
  transition:transform .18s var(--ease),box-shadow .18s var(--ease),background .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease);
  white-space:nowrap;
}
.btn svg{width:16px;height:16px}
.btn-primary{
  background:var(--grad);
  color:#fff;
  box-shadow:0 14px 26px -14px rgba(255,90,31,.75);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 20px 34px -16px rgba(255,90,31,.85)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{
  background:#fff;
  color:var(--brand-deep);
  border-color:var(--brand);
}
.btn-ghost:hover{background:var(--brand-soft);transform:translateY(-2px)}
.btn-light{
  background:#fff;color:var(--ink);border-color:var(--line);
}
.btn-light:hover{background:var(--band);border-color:var(--brand);color:var(--brand-deep);transform:translateY(-2px)}
.btn-sm{height:40px;padding:0 20px;font-size:14px}
.btn-lg{height:52px;padding:0 30px}
.btn[disabled],.btn.is-disabled{opacity:.6;filter:saturate(.6);pointer-events:none}

/* ============ 通用板块 ============ */
.section{padding:96px 0}
.section--white{background:#fff}
.section--band{background:var(--band)}
.sec-head{max-width:740px;margin-bottom:44px}
.sec-head .eyebrow{margin-bottom:14px}
.sec-head h2{font-size:clamp(24px,3vw,32px);line-height:1.25;letter-spacing:-.01em}
.sec-head p{margin-top:14px;color:var(--muted);font-size:16px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;
  border-radius:999px;
  background:var(--brand-soft);
  color:var(--brand-deep);
  font-size:12.5px;font-weight:600;
  letter-spacing:.03em;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--brand)}

/* ============ 面包屑 ============ */
.crumb{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:13px;color:var(--weak);margin-bottom:26px}
.crumb a{color:var(--muted);transition:color .16s var(--ease)}
.crumb a:hover{color:var(--brand-deep)}
.crumb .sep{color:#CFC7B8}
.crumb .cur{color:var(--ink);font-weight:600}

/* ============ 首屏 ============ */
.page-hero{padding:26px 0 84px;position:relative;overflow:hidden}
.page-hero::before{
  content:"";position:absolute;top:-180px;right:-160px;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,90,31,.18),rgba(255,90,31,0) 68%);
  pointer-events:none;
}
.hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:44px;align-items:center;position:relative}
.hero-copy h1{
  font-size:clamp(28px,3.6vw,44px);
  line-height:1.22;
  letter-spacing:-.015em;
  margin-top:16px;
}
.hero-copy h1 em{font-style:normal;color:var(--brand-deep);position:relative;white-space:nowrap}
.hero-copy h1 em::after{
  content:"";position:absolute;left:0;right:0;bottom:-4px;height:8px;border-radius:6px;
  background:linear-gradient(90deg,rgba(200,240,74,.85),rgba(200,240,74,0));
}
.hero-lead{margin-top:20px;font-size:16.5px;color:var(--muted);max-width:520px}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.hero-badges{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px}
.badge-card{
  display:flex;flex-direction:column;gap:2px;
  padding:16px 20px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-sm);
  box-shadow:var(--shadow);
  min-width:132px;
}
.badge-card .v{font-family:var(--num);font-size:26px;font-weight:800;letter-spacing:.02em;color:var(--ink);line-height:1.1}
.badge-card .v i{font-style:normal;font-size:14px;color:var(--brand);margin-left:2px}
.badge-card .cap{font-size:12.5px;color:var(--muted);line-height:1.5}
.hero-media{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow);background:var(--grad);aspect-ratio:5/4}
.hero-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.hero-media:hover img{transform:scale(1.03)}
.hero-media::after{
  content:"";position:absolute;inset:auto 0 0 0;height:52%;
  background:linear-gradient(to top,rgba(20,22,26,.72),rgba(20,22,26,0));
  pointer-events:none;
}
.hero-media .media-note{
  position:absolute;left:22px;bottom:22px;right:22px;z-index:2;
  color:#fff;font-size:13.5px;line-height:1.7;
}
.hero-media .media-note strong{display:block;font-size:16px;margin-bottom:2px;letter-spacing:.01em}
.media-tag{
  position:absolute;right:20px;top:20px;z-index:2;
  display:inline-flex;align-items:baseline;gap:4px;
  padding:10px 16px;
  border-radius:999px;
  background:var(--lime);
  color:#20240F;
  font-family:var(--num);font-weight:800;font-size:20px;letter-spacing:.02em;
  box-shadow:0 12px 24px -14px rgba(20,22,26,.6);
}
.media-tag small{font-size:11px;font-weight:600;color:#3A3F46;letter-spacing:0}

/* ============ 场景卡 ============ */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-md);
  box-shadow:var(--shadow);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(255,90,31,.3)}
.scene-card{padding:28px 26px;display:flex;flex-direction:column;gap:12px}
.scene-ico{
  width:46px;height:46px;border-radius:var(--r-sm);
  background:var(--brand-soft);color:var(--brand-deep);
  display:grid;place-items:center;
}
.scene-ico svg{width:22px;height:22px}
.scene-card h3{font-size:20px;line-height:1.4}
.scene-card p{font-size:14.5px;color:var(--muted);line-height:1.8}
.scene-card .tagline{
  margin-top:auto;padding-top:14px;border-top:1px dashed var(--line);
  font-size:13px;color:var(--brand-deep);font-weight:600;
}

/* ============ 流程 ============ */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.flow-card{
  position:relative;
  padding:26px 22px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-md);
  box-shadow:var(--shadow);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.flow-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(255,90,31,.3)}
.flow-card:not(:last-child)::after{
  content:"";
  position:absolute;right:-17px;top:50%;
  width:12px;height:12px;
  border-right:2px solid #D8CFBE;border-top:2px solid #D8CFBE;
  transform:translateY(-50%) rotate(45deg);
  z-index:2;
}
.flow-step{
  font-family:var(--num);font-size:15px;font-weight:800;letter-spacing:.1em;
  color:var(--brand);margin-bottom:12px;
  display:flex;align-items:center;gap:8px;
}
.flow-step::after{content:"";height:2px;flex:1;background:linear-gradient(90deg,rgba(255,90,31,.4),rgba(255,90,31,0))}
.flow-card h3{font-size:18px;margin-bottom:8px}
.flow-card p{font-size:14px;color:var(--muted);line-height:1.8}
.flow-meta{
  margin-top:14px;display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:999px;
  background:var(--band);color:#4A4F56;font-size:12px;font-weight:600;
}

/* ============ 交付内容大卡 ============ */
.panel{
  display:grid;grid-template-columns:1.05fr .95fr;
  background:#fff;border:1px solid var(--line);
  border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow);
}
.panel-body{padding:44px 42px}
.panel-body h2{font-size:clamp(23px,2.6vw,30px);line-height:1.3;margin-bottom:14px}
.panel-body > p{color:var(--muted);font-size:15.5px;margin-bottom:24px}
.check-list li{
  display:flex;gap:12px;align-items:flex-start;
  padding:12px 0;border-bottom:1px dashed var(--line);
  font-size:15px;color:#3A3F46;
}
.check-list li:last-child{border-bottom:0}
.check-list .tick{
  flex:0 0 auto;width:22px;height:22px;border-radius:50%;
  background:rgba(47,191,113,.12);color:var(--ok);
  display:grid;place-items:center;margin-top:3px;
}
.check-list .tick svg{width:12px;height:12px}
.check-list b{font-weight:700;color:var(--ink)}
.panel-media{position:relative;min-height:340px;background:var(--grad)}
.panel-media img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}
.panel-media .stat{
  position:absolute;left:22px;bottom:22px;z-index:2;
  background:rgba(20,22,26,.82);
  border:1px solid rgba(255,255,255,.18);
  backdrop-filter:blur(6px);
  color:#fff;border-radius:var(--r-sm);
  padding:14px 18px;
  display:flex;align-items:baseline;gap:8px;
}
.panel-media .stat .v{font-family:var(--num);font-size:26px;font-weight:800;color:var(--lime)}
.panel-media .stat .k{font-size:12.5px;color:rgba(255,255,255,.82)}

/* ============ 指标墙 ============ */
.metric-wall{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.metric{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:26px 22px;box-shadow:var(--shadow);
}
.metric .v{font-family:var(--num);font-size:40px;font-weight:800;line-height:1;letter-spacing:.02em;color:var(--ink)}
.metric .v i{font-style:normal;font-size:16px;color:var(--brand);margin-left:3px}
.metric .k{margin-top:10px;font-size:14px;color:var(--muted)}
.metric .bar{margin-top:16px;height:6px;border-radius:999px;background:var(--band);overflow:hidden}
.metric .bar span{display:block;height:100%;border-radius:999px;background:var(--grad)}

/* ============ 机构条 ============ */
.track{
  display:flex;gap:14px;overflow-x:auto;padding:6px 4px 14px;
  scrollbar-width:thin;
  -webkit-overflow-scrolling:touch;
}
.track::-webkit-scrollbar{height:6px}
.track::-webkit-scrollbar-thumb{background:#DED5C5;border-radius:999px}
.chip{
  flex:0 0 auto;
  display:inline-flex;align-items:center;gap:10px;
  padding:14px 22px;
  border-radius:999px;
  background:#fff;border:1px solid var(--line);
  box-shadow:var(--shadow);
  font-size:14px;color:var(--muted);
  transition:transform .18s var(--ease),border-color .18s var(--ease),color .18s var(--ease);
}
.chip:hover{transform:translateY(-3px);border-color:rgba(255,90,31,.4);color:var(--brand-deep)}
.chip svg{width:18px;height:18px;color:var(--brand)}
.chip b{color:var(--ink);font-weight:700}
.track-note{margin-top:6px;font-size:12.5px;color:var(--weak)}

/* ============ FAQ ============ */
.faq-item{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-md);
  margin-bottom:14px;
  overflow:hidden;
  transition:border-color .2s var(--ease),background .2s var(--ease),box-shadow .2s var(--ease);
}
.faq-item:hover{border-color:rgba(255,90,31,.32)}
.faq-item[open]{
  border-color:rgba(255,90,31,.5);
  background:#FFF9F4;
  box-shadow:var(--shadow);
}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  display:flex;align-items:center;gap:16px;
  padding:20px 24px;
  font-size:17px;font-weight:500;
  line-height:1.55;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-idx{
  font-family:var(--num);font-size:14px;font-weight:800;
  color:var(--brand);letter-spacing:.08em;
  flex:0 0 auto;
}
.faq-ico{
  margin-left:auto;flex:0 0 auto;
  width:26px;height:26px;border-radius:50%;
  border:1px solid var(--line);background:#fff;
  display:grid;place-items:center;
  color:var(--muted);
  transition:transform .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
}
.faq-ico svg{width:13px;height:13px}
.faq-item[open] .faq-ico{transform:rotate(45deg);color:var(--brand-deep);border-color:rgba(255,90,31,.5)}
.faq-body{
  padding:0 24px 22px 60px;
  font-size:15px;color:var(--muted);line-height:1.85;
}

/* ============ 表单卡 ============ */
.form-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--shadow);
  padding:40px 38px;
  display:grid;grid-template-columns:1fr 1.1fr;gap:40px;
  align-items:start;
}
.form-card h2{font-size:clamp(22px,2.4vw,28px);line-height:1.32;margin-bottom:12px}
.form-card .intro{color:var(--muted);font-size:15px;margin-bottom:18px}
.form-points li{display:flex;gap:10px;align-items:center;font-size:14px;color:#3A3F46;padding:7px 0}
.form-points .dot{width:7px;height:7px;border-radius:50%;background:var(--brand);flex:0 0 auto}
.field{margin-bottom:16px}
.field label{display:block;font-size:14px;font-weight:500;color:#3A3F46;margin-bottom:8px}
.field label .req{color:var(--err);margin-left:2px}
.field input,.field select,.field textarea{
  width:100%;
  height:48px;
  padding:0 16px;
  border-radius:var(--r-sm);
  border:1px solid var(--line);
  background:#fff;
  font-size:15px;
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.field textarea{height:104px;padding:12px 16px;resize:vertical;line-height:1.7}
.field input::placeholder,.field textarea::placeholder{color:#B6B0A6}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand);
  box-shadow:0 0 0 4px rgba(255,90,31,.14);
}
.field.has-error input,.field.has-error select{border-color:var(--err);box-shadow:0 0 0 4px rgba(217,59,59,.12)}
.err-msg{display:none;margin-top:6px;font-size:13px;color:var(--err)}
.field.has-error .err-msg{display:block}
.form-actions{margin-top:6px}
.form-actions .btn{width:100%}
.form-hint{margin-top:12px;font-size:12.5px;color:var(--weak);line-height:1.7}

/* ============ 底部 CTA ============ */
.cta-card{
  position:relative;overflow:hidden;
  background:var(--dark);
  border-radius:var(--r-lg);
  padding:58px 52px;
  color:#fff;
}
.cta-card::before{
  content:"";position:absolute;right:-120px;top:-140px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,90,31,.42),rgba(255,90,31,0) 70%);
}
.cta-card::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1px;
  background:linear-gradient(90deg,rgba(200,240,74,.7),rgba(200,240,74,0));
}
.cta-inner{position:relative;z-index:2;max-width:720px}
.cta-card h2{font-size:clamp(24px,3vw,34px);line-height:1.3;color:#fff}
.cta-card p{margin-top:14px;color:rgba(255,255,255,.74);font-size:16px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.cta-card .btn-ghost{background:transparent;border-color:rgba(255,255,255,.42);color:#fff}
.cta-card .btn-ghost:hover{background:rgba(255,255,255,.12);border-color:#fff}
.cta-facts{display:flex;flex-wrap:wrap;gap:22px;margin-top:30px;position:relative;z-index:2}
.cta-facts div{font-size:13.5px;color:rgba(255,255,255,.66)}
.cta-facts b{display:block;font-family:var(--num);font-size:22px;font-weight:800;color:var(--lime);letter-spacing:.02em}

/* ============ 页脚 ============ */
.site-footer{background:var(--dark);color:#fff;padding:72px 0 0;margin-top:96px}
.foot-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:52px}
.foot-card{background:var(--dark-2);border-radius:var(--r-md);padding:22px 20px}
.foot-card .k{font-size:12.5px;color:var(--weak);letter-spacing:.04em;margin-bottom:8px}
.foot-card .v{font-size:13.5px;color:rgba(255,255,255,.86);line-height:1.75}
.foot-card .v .num{color:var(--lime);font-size:15px}
.foot-main{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px;padding-bottom:52px}
.foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.foot-brand .brand-mark{width:36px;height:36px;border-radius:11px}
.foot-brand .brand-text .brand-title{color:#fff}
.foot-brand .brand-text .brand-title span{color:var(--brand)}
.foot-brand .brand-sub{color:rgba(255,255,255,.42)}
.foot-desc{font-size:13.5px;color:rgba(255,255,255,.6);line-height:1.9;max-width:360px}
.foot-col h3{font-size:14px;color:#fff;margin-bottom:16px;letter-spacing:.04em}
.foot-col li{margin-bottom:10px}
.foot-col a{font-size:13.5px;color:rgba(255,255,255,.62);transition:color .16s var(--ease),transform .16s var(--ease);display:inline-block}
.foot-col a:hover{color:var(--lime);transform:translateX(3px)}
.foot-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:22px 0 26px;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12.5px;color:rgba(255,255,255,.46);
}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .nav-item{padding:9px 11px;font-size:13px}
  .panel-body{padding:36px 32px}
}
@media (max-width:1023px){
  .nav-links{display:none}
  .nav-toggle{display:inline-flex}
  .nav-card{height:auto;padding:12px 14px;flex-wrap:wrap}
  .nav-actions{margin-left:auto}
  .hero-grid{grid-template-columns:1fr;gap:34px}
  .hero-media{aspect-ratio:16/10;order:-1}
  .hero-lead{max-width:100%}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .flow{grid-template-columns:repeat(2,1fr)}
  .flow-card:not(:last-child)::after{display:none}
  .metric-wall{grid-template-columns:repeat(2,1fr)}
  .panel{grid-template-columns:1fr}
  .panel-media{min-height:280px;order:-1}
  .form-card{grid-template-columns:1fr;gap:28px;padding:32px 26px}
  .foot-cards{grid-template-columns:repeat(2,1fr)}
  .foot-main{grid-template-columns:1fr 1fr;gap:30px}
  .section{padding:72px 0}
  .site-footer{margin-top:72px}
}
@media (max-width:767px){
  .container{padding:0 18px}
  .page-hero{padding:18px 0 58px}
  .grid-3,.grid-2,.flow,.metric-wall{grid-template-columns:1fr}
  .hero-copy h1{font-size:clamp(25px,6.4vw,32px)}
  .hero-lead{font-size:15.5px}
  .hero-cta .btn{flex:1 1 100%}
  .hero-badges{gap:10px}
  .badge-card{flex:1 1 calc(50% - 10px);min-width:0;padding:14px 16px}
  .badge-card .v{font-size:22px}
  .sec-head{margin-bottom:32px;max-width:100%}
  .section{padding:56px 0}
  .cta-card{padding:38px 24px}
  .cta-actions .btn{flex:1 1 100%}
  .faq-item summary{padding:16px 18px;font-size:15.5px;gap:12px}
  .faq-body{padding:0 18px 18px 50px;font-size:14.5px}
  .foot-main{grid-template-columns:1fr}
  .foot-bottom{flex-direction:column;gap:8px}
  .panel-body{padding:28px 22px}
  .form-card{padding:26px 20px;border-radius:var(--r-md)}
  .media-tag{font-size:17px;padding:8px 13px;right:14px;top:14px}
  .hero-media .media-note{left:16px;right:16px;bottom:16px;font-size:12.5px}
}
@media (max-width:559px){
  body{font-size:15.5px}
  .brand-title{font-size:15.5px}
  .foot-cards{grid-template-columns:1fr}
  .hero-badges{gap:8px}
  .badge-card{flex:1 1 100%}
  .metric .v{font-size:32px}
  .btn{height:46px;font-size:14.5px}
  .btn-lg{height:48px}
}

/* roulang page: category5 */
:root{
  --brand:#FF5A1F;
  --brand-deep:#D63F0A;
  --lime:#C8F04A;
  --bg:#FAF6F0;
  --bg-alt:#F6F1E8;
  --white:#FFFFFF;
  --ink:#1A1C20;
  --ink-2:#6B7078;
  --ink-3:#9AA0A6;
  --line:#E9E3D8;
  --dark:#14161A;
  --dark-2:#1E2126;
  --soft:#FFF0E9;
  --ok:#2FBF71;
  --warn:#E8A008;
  --err:#D93B3B;
  --grad:linear-gradient(120deg,#FF5A1F 0%,#FF9A3C 100%);
  --r-lg:28px;
  --r-md:20px;
  --r-sm:14px;
  --shadow:0 18px 40px -22px rgba(20,22,26,.30);
  --shadow-hover:0 22px 52px -20px rgba(255,90,31,.32);
  --t:190ms cubic-bezier(.2,.7,.3,1);
  --font:"HarmonyOS Sans SC","PingFang SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  --num:"Barlow","DIN Alternate",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul,ol{padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;box-shadow:0 0 0 3px rgba(255,90,31,.16);border-radius:8px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.num{font-family:var(--num);font-weight:700;font-variant-numeric:tabular-nums;letter-spacing:.02em;}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  padding:14px 0 10px;
  background:linear-gradient(180deg,rgba(250,246,240,.96) 60%,rgba(250,246,240,0));
}
.nav-shell{
  display:flex;
  align-items:center;
  gap:18px;
  min-height:72px;
  padding:10px 14px 10px 20px;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border:1px solid var(--line);
  border-radius:18px;
  box-shadow:0 14px 32px -24px rgba(20,22,26,.45);
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:38px;height:38px;border-radius:12px;
  background:var(--grad);
  display:grid;place-items:center;
  box-shadow:0 10px 20px -12px rgba(255,90,31,.9);
}
.brand-mark svg{width:21px;height:21px;}
.brand-text{display:flex;flex-direction:column;line-height:1.14;font-size:19px;font-weight:800;letter-spacing:.01em;}
.brand-text span{color:var(--brand);}
.brand-sub{
  font-family:var(--num);
  font-size:10px;
  letter-spacing:.18em;
  color:var(--ink-3);
  font-weight:600;
  margin-top:3px;
}
.nav-links{display:flex;align-items:center;gap:6px;flex:1 1 auto;min-width:0;overflow-x:auto;scrollbar-width:none;}
.nav-links::-webkit-scrollbar{display:none;}
.nav-item{
  display:inline-flex;align-items:center;gap:7px;
  padding:10px 13px;
  border-radius:var(--r-sm);
  font-size:14px;font-weight:600;color:var(--ink-2);
  white-space:nowrap;
  border:1px solid transparent;
  transition:transform var(--t),background var(--t),color var(--t),border-color var(--t);
}
.nav-item svg{width:17px;height:17px;flex:0 0 auto;opacity:.85;}
.nav-item:hover{background:var(--white);border-color:rgba(255,90,31,.45);color:var(--brand);transform:translateY(-2px);}
.nav-item.active{background:var(--soft);color:var(--brand);border-color:rgba(255,90,31,.28);}
.nav-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;
  border:1px solid transparent;border-radius:999px;
  font-size:15px;font-weight:700;line-height:1;
  cursor:pointer;white-space:nowrap;
  transition:transform var(--t),box-shadow var(--t),background var(--t),color var(--t),border-color var(--t);
}
.btn svg{width:16px;height:16px;}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 14px 28px -16px rgba(255,90,31,.85);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:var(--white);color:var(--brand);border-color:rgba(255,90,31,.5);}
.btn-ghost:hover{background:var(--soft);transform:translateY(-2px);}
.btn-dark{background:var(--dark);color:#fff;}
.btn-dark:hover{background:#23262c;transform:translateY(-2px);}
.btn-sm{height:40px;padding:0 20px;font-size:14px;}
.btn-lg{height:52px;padding:0 30px;}
.btn-block{width:100%;}
.nav-toggle{
  display:none;
  width:44px;height:44px;border-radius:var(--r-sm);
  background:var(--white);border:1px solid var(--line);
  cursor:pointer;padding:0;place-items:center;
  transition:border-color var(--t),background var(--t);
}
.nav-toggle:hover{border-color:rgba(255,90,31,.5);}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;margin:3px auto;transition:transform var(--t),opacity var(--t);}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(5px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-5px) rotate(-45deg);}

/* ============ 页头 ============ */
.page-head{
  position:relative;
  overflow:hidden;
  padding:64px 0 72px;
  background:
    repeating-linear-gradient(90deg,rgba(255,90,31,.10) 0 1px,transparent 1px 34px),
    radial-gradient(720px 320px at 88% 8%,rgba(255,154,60,.22),transparent 70%),
    var(--bg);
}
.page-head::after{
  content:"";position:absolute;right:-120px;top:-90px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(200,240,74,.34),transparent 66%);
  pointer-events:none;
}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-3);margin-bottom:22px;}
.breadcrumb a{color:var(--ink-2);transition:color var(--t);}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb .sep{opacity:.55;}
.breadcrumb .cur{color:var(--ink);font-weight:600;}
.page-head h1{
  position:relative;
  font-size:46px;
  line-height:1.2;
  font-weight:800;
  letter-spacing:-.01em;
  max-width:820px;
}
.page-head h1 em{font-style:normal;color:var(--brand);}
.head-lead{
  margin-top:20px;
  max-width:720px;
  font-size:16.5px;
  line-height:1.9;
  color:var(--ink-2);
}
.stat-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px;}
.stat{
  flex:1 1 190px;
  min-width:170px;
  padding:16px 20px;
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  box-shadow:var(--shadow);
}
.stat b{display:block;font-family:var(--num);font-size:30px;font-weight:800;line-height:1.1;color:var(--ink);}
.stat b span{font-size:15px;font-weight:700;color:var(--brand);margin-left:3px;}
.stat small{display:block;margin-top:6px;font-size:12.5px;color:var(--ink-3);line-height:1.6;}

/* ============ 板块通用 ============ */
.section{padding:88px 0;}
.section.alt{background:var(--bg-alt);}
.section.white{background:var(--white);}
.sec-head{max-width:760px;margin-bottom:44px;}
.sec-head h2{font-size:32px;line-height:1.25;font-weight:800;letter-spacing:-.01em;}
.sec-head p{margin-top:14px;font-size:15.5px;color:var(--ink-2);}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;margin-bottom:16px;
  border-radius:999px;background:var(--soft);color:var(--brand);
  font-size:12.5px;font-weight:700;letter-spacing:.04em;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--brand);}

/* ============ 问答主体 ============ */
.faq-layout{display:grid;grid-template-columns:300px minmax(0,1fr);gap:32px;align-items:start;}
.side-col{position:sticky;top:112px;display:flex;flex-direction:column;gap:18px;}
.side-card{
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  box-shadow:var(--shadow);
  padding:22px 20px;
}
.side-card h3{font-size:14px;font-weight:800;letter-spacing:.04em;color:var(--ink-3);margin-bottom:14px;}
.side-list{display:flex;flex-direction:column;gap:8px;}
.side-list a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:11px 14px;border-radius:12px;
  font-size:14px;font-weight:600;color:var(--ink-2);
  border:1px solid transparent;background:var(--bg);
  transition:background var(--t),color var(--t),border-color var(--t),transform var(--t);
}
.side-list a::after{content:"›";font-size:16px;color:var(--ink-3);transition:color var(--t),transform var(--t);}
.side-list a:hover{background:var(--white);border-color:rgba(255,90,31,.4);color:var(--brand);transform:translateX(2px);}
.side-list a:hover::after{color:var(--brand);}
.side-list a.current{background:var(--soft);color:var(--brand);border-color:rgba(255,90,31,.3);}
.side-list a.current::after{color:var(--brand);}
.side-help{background:var(--dark);border-color:var(--dark);color:#fff;}
.side-help h3{color:rgba(255,255,255,.55);}
.side-help p{font-size:13.5px;line-height:1.8;color:rgba(255,255,255,.78);margin-bottom:16px;}
.side-help .tel{font-family:var(--num);font-size:20px;font-weight:800;letter-spacing:.02em;color:var(--lime);display:block;margin-bottom:14px;}
.side-help .btn{height:42px;font-size:14px;padding:0 18px;}

.faq-list{display:flex;flex-direction:column;gap:12px;}
.faq-item{
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  box-shadow:var(--shadow);
  overflow:hidden;
  transition:border-color var(--t),box-shadow var(--t),background var(--t);
}
.faq-item:hover{border-color:rgba(255,90,31,.34);}
.faq-item.open{border-color:var(--brand);background:#FFFCFA;}
.faq-btn{
  width:100%;
  display:flex;align-items:center;gap:16px;
  padding:20px 22px;
  background:transparent;border:0;cursor:pointer;
  text-align:left;color:inherit;
}
.faq-num{
  font-family:var(--num);font-size:15px;font-weight:800;color:var(--brand);
  width:34px;flex:0 0 auto;letter-spacing:.04em;
}
.faq-q{flex:1 1 auto;font-size:17px;font-weight:600;line-height:1.55;}
.faq-mark{
  position:relative;flex:0 0 auto;
  width:30px;height:30px;border-radius:50%;
  background:var(--bg);border:1px solid var(--line);
  transition:background var(--t),border-color var(--t),transform var(--t);
}
.faq-mark::before,.faq-mark::after{
  content:"";position:absolute;left:50%;top:50%;
  background:var(--ink-2);border-radius:2px;
  transform:translate(-50%,-50%);
  transition:background var(--t),transform var(--t),opacity var(--t);
}
.faq-mark::before{width:12px;height:2px;}
.faq-mark::after{width:2px;height:12px;}
.faq-item.open .faq-mark{background:var(--brand);border-color:var(--brand);transform:rotate(180deg);}
.faq-item.open .faq-mark::before{background:#fff;}
.faq-item.open .faq-mark::after{opacity:0;}
.faq-panel{max-height:0;overflow:hidden;transition:max-height 260ms cubic-bezier(.2,.7,.3,1);}
.faq-panel .inner{padding:0 22px 22px 72px;}
.faq-panel p{font-size:15px;line-height:1.95;color:var(--ink-2);}
.faq-item.open .faq-panel{background:#FFF9F4;}

/* ============ 场景速查 ============ */
.scene-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;}
.scene-card{
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:24px 22px;
  box-shadow:var(--shadow);
  transition:transform var(--t),box-shadow var(--t),border-color var(--t);
}
.scene-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(255,90,31,.35);}
.scene-card h3{font-size:18px;font-weight:800;margin-bottom:8px;}
.scene-card p{font-size:14px;color:var(--ink-2);line-height:1.85;min-height:78px;}
.chip-row{display:flex;flex-wrap:wrap;gap:6px;margin-top:14px;}
.chip{
  display:inline-flex;align-items:center;gap:4px;
  padding:4px 10px;border-radius:999px;
  background:var(--bg-alt);color:#3A3F46;
  font-size:12px;font-weight:600;
}
.chip.lime{background:rgba(200,240,74,.55);color:#2A3000;}
.chip .num{font-size:12.5px;}

.media-card{
  display:grid;grid-template-columns:1.05fr 1fr;
  margin-top:26px;
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  overflow:hidden;
  box-shadow:var(--shadow);
}
.media-card .thumb{position:relative;min-height:300px;background:var(--grad);}
.media-card .thumb img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0;transition:transform 260ms cubic-bezier(.2,.7,.3,1);}
.media-card:hover .thumb img{transform:scale(1.03);}
.media-card .body{padding:34px 34px 32px;}
.media-card h3{font-size:24px;font-weight:800;line-height:1.3;margin-bottom:14px;}
.media-card p{font-size:15px;color:var(--ink-2);line-height:1.9;}
.check-list{margin-top:18px;display:flex;flex-direction:column;gap:10px;}
.check-list li{position:relative;padding-left:26px;font-size:14.5px;color:var(--ink);line-height:1.75;}
.check-list li::before{
  content:"";position:absolute;left:0;top:7px;width:15px;height:15px;border-radius:50%;
  background:rgba(200,240,74,.85);
  box-shadow:inset 0 0 0 1px rgba(47,191,113,.4);
}
.check-list li::after{
  content:"";position:absolute;left:4.5px;top:11px;width:6px;height:3px;
  border-left:1.6px solid #2A3000;border-bottom:1.6px solid #2A3000;transform:rotate(-45deg);
}

/* ============ 选型表单 ============ */
.form-section{background:var(--bg-alt);}
.form-card{
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);
  gap:0;
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  overflow:hidden;
  box-shadow:var(--shadow);
}
.form-intro{
  padding:44px 40px;
  background:
    repeating-linear-gradient(0deg,rgba(255,255,255,.08) 0 1px,transparent 1px 28px),
    linear-gradient(150deg,#1A1C20 0%,#26211C 62%,#3B2416 100%);
  color:#fff;
}
.form-intro .eyebrow{background:rgba(200,240,74,.18);color:var(--lime);}
.form-intro .eyebrow::before{background:var(--lime);}
.form-intro h2{font-size:29px;line-height:1.32;font-weight:800;color:#fff;}
.form-intro p{margin-top:16px;font-size:14.5px;line-height:1.9;color:rgba(255,255,255,.72);}
.form-intro ul{margin-top:22px;display:flex;flex-direction:column;gap:12px;}
.form-intro li{display:flex;gap:10px;font-size:14px;color:rgba(255,255,255,.86);line-height:1.7;}
.form-intro li .idx{font-family:var(--num);font-weight:800;color:var(--lime);flex:0 0 auto;}
.form-body{padding:44px 40px;}
.field{margin-bottom:18px;}
.field label{display:block;font-size:14px;font-weight:600;margin-bottom:8px;color:var(--ink);}
.field label .req{color:var(--err);margin-left:3px;}
.field input,.field select,.field textarea{
  width:100%;
  min-height:48px;
  padding:12px 16px;
  font-family:var(--font);
  font-size:15px;color:var(--ink);
  background:var(--bg);
  border:1px solid var(--line);
  border-radius:var(--r-sm);
  transition:border-color var(--t),background var(--t),box-shadow var(--t);
}
.field textarea{min-height:104px;resize:vertical;line-height:1.75;}
.field input:hover,.field select:hover,.field textarea:hover{border-color:#D8D0C2;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand);background:var(--white);
  box-shadow:0 0 0 4px rgba(255,90,31,.13);
}
.field .hint{margin-top:6px;font-size:12.5px;color:var(--ink-3);}
.field.error input,.field.error select,.field.error textarea{border-color:var(--err);box-shadow:0 0 0 4px rgba(217,59,59,.1);}
.field .err-msg{display:none;margin-top:6px;font-size:13px;color:var(--err);}
.field.error .err-msg{display:block;}
.form-note{display:flex;gap:8px;margin-top:14px;font-size:12.5px;color:var(--ink-3);line-height:1.7;}
.form-note::before{content:"";flex:0 0 auto;width:14px;height:14px;margin-top:4px;border-radius:50%;background:rgba(200,240,74,.7);}
.btn.loading{position:relative;color:transparent;pointer-events:none;filter:saturate(.9);}
.btn.loading::after{
  content:"";position:absolute;left:50%;top:50%;width:18px;height:18px;margin:-9px 0 0 -9px;
  border:2px solid rgba(255,255,255,.4);border-top-color:#fff;border-radius:50%;
  animation:spin 720ms linear infinite;
}
@keyframes spin{to{transform:rotate(360deg);}}

/* ============ 底部 CTA ============ */
.cta-band{
  padding:52px 48px;
  border-radius:var(--r-lg);
  background:
    repeating-linear-gradient(90deg,rgba(255,90,31,.16) 0 1px,transparent 1px 40px),
    linear-gradient(120deg,#14161A 0%,#221E1B 58%,#3A2318 100%);
  color:#fff;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:32px;
}
.cta-band h2{font-size:30px;line-height:1.3;font-weight:800;max-width:560px;}
.cta-band p{margin-top:12px;font-size:14.5px;color:rgba(255,255,255,.7);max-width:560px;}
.cta-band .actions{display:flex;flex-wrap:wrap;gap:12px;}

/* ============ 页脚 ============ */
.site-footer{background:var(--dark);color:rgba(255,255,255,.78);padding:72px 0 26px;margin-top:96px;}
.foot-cards{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-bottom:46px;}
.foot-card{background:var(--dark-2);border:1px solid rgba(255,255,255,.07);border-radius:var(--r-md);padding:20px 20px 22px;transition:border-color var(--t),transform var(--t);}
.foot-card:hover{border-color:rgba(255,90,31,.45);transform:translateY(-2px);}
.foot-card .k{font-size:12px;letter-spacing:.08em;color:rgba(255,255,255,.45);margin-bottom:10px;}
.foot-card .v{font-size:13.5px;line-height:1.85;color:rgba(255,255,255,.82);}
.foot-card .v .num{color:var(--lime);font-size:15px;}
.foot-main{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px;padding-bottom:40px;}
.foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.foot-brand .brand-mark{width:36px;height:36px;border-radius:11px;}
.foot-brand .brand-text{font-size:18px;color:#fff;}
.foot-brand .brand-sub{font-size:9.5px;}
.foot-desc{font-size:13.5px;line-height:1.9;color:rgba(255,255,255,.55);max-width:330px;}
.foot-col h3{font-size:13px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.04em;}
.foot-col li{margin-bottom:10px;}
.foot-col a{font-size:13.5px;color:rgba(255,255,255,.6);transition:color var(--t),padding-left var(--t);}
.foot-col a:hover{color:var(--brand);padding-left:4px;}
.foot-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  font-size:12.5px;color:rgba(255,255,255,.42);
}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .nav-item{padding:9px 11px;font-size:13.5px;}
}
@media (max-width:1023px){
  .page-head{padding:48px 0 56px;}
  .page-head h1{font-size:34px;}
  .section{padding:72px 0;}
  .sec-head h2{font-size:27px;}
  .faq-layout{grid-template-columns:minmax(0,1fr);}
  .side-col{position:static;}
  .side-list{flex-direction:row;overflow-x:auto;gap:8px;padding-bottom:4px;scrollbar-width:none;}
  .side-list::-webkit-scrollbar{display:none;}
  .side-list a{white-space:nowrap;flex:0 0 auto;}
  .side-list a::after{display:none;}
  .scene-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .media-card{grid-template-columns:1fr;}
  .media-card .thumb{min-height:240px;}
  .form-card{grid-template-columns:1fr;}
  .form-intro{padding:36px 28px;}
  .form-body{padding:36px 28px;}
  .foot-cards{grid-template-columns:repeat(2,minmax(0,1fr));}
  .foot-main{grid-template-columns:1fr 1fr;gap:28px;}
  .nav-toggle{display:grid;}
  .nav-actions .nav-cta{display:none;}
  .nav-links{
    position:absolute;left:24px;right:24px;top:calc(100% + 10px);
    display:none;flex-direction:column;align-items:stretch;
    padding:14px;gap:8px;
    background:rgba(255,255,255,.98);
    backdrop-filter:blur(12px);
    border:1px solid var(--line);
    border-radius:18px;
    box-shadow:0 24px 48px -26px rgba(20,22,26,.5);
    overflow:visible;
  }
  .nav-links.open{display:flex;}
  .nav-links .nav-item{padding:13px 16px;font-size:14.5px;justify-content:flex-start;}
  .nav-shell{position:relative;}
}
@media (max-width:767px){
  .container{padding:0 18px;}
  .page-head h1{font-size:28px;}
  .head-lead{font-size:15.5px;}
  .stat b{font-size:26px;}
  .section{padding:56px 0;}
  .sec-head h2{font-size:23px;}
  .scene-grid{grid-template-columns:1fr;}
  .scene-card p{min-height:0;}
  .faq-btn{padding:16px 16px;gap:12px;}
  .faq-q{font-size:15.5px;}
  .faq-panel .inner{padding:0 16px 18px 50px;}
  .media-card .body{padding:26px 22px;}
  .media-card h3{font-size:20px;}
  .cta-band{padding:36px 24px;}
  .cta-band h2{font-size:23px;}
  .foot-cards{grid-template-columns:1fr;}
  .foot-main{grid-template-columns:1fr;}
  .foot-bottom{flex-direction:column;align-items:flex-start;}
  .site-footer{margin-top:64px;padding-top:56px;}
}
@media (max-width:559px){
  .brand-text{font-size:17px;}
  .page-head{padding:36px 0 44px;}
  .page-head h1{font-size:24px;line-height:1.28;}
  .stat-row{gap:10px;}
  .stat{flex:1 1 100%;}
  .btn{height:46px;padding:0 20px;font-size:14.5px;}
  .btn-lg{height:48px;padding:0 22px;}
  .form-intro,.form-body{padding:28px 20px;}
  .form-intro h2{font-size:23px;}
  .cta-band .actions .btn{width:100%;}
  .faq-num{width:26px;font-size:13px;}
}