/* roulang page: index */
:root{
  --ink:#0F2F29;
  --ink-deep:#0A211D;
  --brand:#0E7A63;
  --brand-soft:#E6F1EE;
  --accent:#FF5B24;
  --accent-dark:#E44A15;
  --accent-soft:#FFEDE5;
  --page:#F6F4EF;
  --card:#FFFFFF;
  --line:#E2DDD3;
  --line-soft:#EDE9E1;
  --text:#151917;
  --muted:#5B625E;
  --inverse:#F3F1EC;
  --radius-card:6px;
  --radius-btn:4px;
  --shadow-hover:0 12px 32px -18px rgba(15,47,41,.35);
  --shadow-float:0 2px 0 rgba(15,47,41,.06);
  --ease:cubic-bezier(.2,.7,.2,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  background:var(--page);
  color:var(--text);
  font-size:16px;
  line-height:1.85;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font:inherit;color:inherit;}
button{cursor:pointer;border:none;background:none;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
.num{font-variant-numeric:tabular-nums;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
@media (min-width:1024px){.container{padding:0 32px;}}
@media (min-width:1280px){.container{padding:0 48px;}}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(246,244,239,.92);
  backdrop-filter:saturate(150%) blur(8px);
  border-bottom:1px solid var(--line);
  transition:background .18s var(--ease),box-shadow .18s var(--ease);
}
.site-header.shrink{background:#FFFDF9;box-shadow:0 8px 24px -22px rgba(15,47,41,.55);}
.nav-wrap{display:flex;align-items:center;gap:16px;height:76px;transition:height .18s var(--ease);}
.site-header.shrink .nav-wrap{height:64px;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-logo{
  position:relative;
  display:inline-block;
  font-size:19px;font-weight:800;letter-spacing:-.01em;
  color:var(--ink);
  padding:2px 10px 6px 0;
  border-right:3px solid var(--accent);
  padding-right:12px;
}
.brand-logo .brand-corner{
  position:absolute;right:14px;bottom:-6px;
  font-size:10px;font-weight:600;letter-spacing:.22em;
  color:var(--accent);
  background:var(--page);
  padding:0 3px;
  line-height:1.4;
}
.nav-links{display:flex;align-items:center;gap:28px;margin-left:24px;}
.nav-links a{
  position:relative;
  font-size:15px;font-weight:600;color:var(--muted);
  padding:6px 0;
  transition:color .18s var(--ease);
}
.nav-links a::after{
  content:"";position:absolute;left:50%;bottom:0;
  width:0;height:2px;background:var(--accent);
  transform:translateX(-50%);
  transition:width .18s var(--ease);
}
.nav-links a:hover{color:var(--ink);}
.nav-links a:hover::after,.nav-links a.active::after{width:100%;}
.nav-links a.active{color:var(--ink);}
.nav-actions{display:flex;align-items:center;gap:10px;margin-left:auto;}
.icon-btn{
  width:42px;height:42px;border-radius:999px;
  border:1px solid var(--ink);
  display:inline-flex;align-items:center;justify-content:center;
  color:var(--ink);
  transition:background .18s var(--ease),color .18s var(--ease),transform .18s var(--ease);
}
.icon-btn:hover{background:rgba(14,122,99,.1);transform:translateY(-1px);}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 26px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:700;line-height:1;
  transition:background .18s var(--ease),color .18s var(--ease),transform .18s var(--ease),box-shadow .18s var(--ease),border-color .18s var(--ease);
  white-space:nowrap;
}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 2px 0 rgba(15,47,41,.06);}
.btn-primary:hover{background:var(--accent-dark);transform:translateY(-1px);box-shadow:0 12px 24px -14px rgba(228,74,21,.7);}
.btn-primary:active{transform:translateY(0);}
.btn-outline{border:1px solid var(--ink);color:var(--ink);background:transparent;}
.btn-outline:hover{background:rgba(14,122,99,.08);transform:translateY(-1px);}
.btn-ghost-light{border:1px solid rgba(243,241,236,.6);color:var(--inverse);background:transparent;}
.btn-ghost-light:hover{background:rgba(243,241,236,.12);}
.btn-sm{height:40px;padding:0 20px;font-size:14px;}
.burger{display:none;width:42px;height:42px;border-radius:var(--radius-btn);border:1px solid var(--line);align-items:center;justify-content:center;color:var(--ink);}

/* ---------- hero ---------- */
.hero{position:relative;padding:56px 0 0;overflow:hidden;}
.hero-grid{display:grid;grid-template-columns:1fr;gap:36px;}
@media (min-width:1024px){
  .hero-grid{grid-template-columns:6fr 5fr;gap:48px;align-items:center;}
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.08em;
  color:var(--brand);background:var(--brand-soft);
  border-radius:999px;padding:6px 14px;
}
.eyebrow .dot{width:7px;height:7px;border-radius:999px;background:var(--accent);display:inline-block;}
.hero h1{
  margin:20px 0 0;
  font-size:clamp(30px,5vw,56px);
  font-weight:800;line-height:1.15;letter-spacing:-.02em;color:var(--ink);
}
.hero h1 .hl{
  position:relative;display:inline-block;
}
.hero h1 .hl::after{
  content:"";position:absolute;left:0;bottom:6px;
  width:40%;height:4px;background:var(--accent);border-radius:2px;
}
.hero-sub{margin-top:18px;font-size:17px;color:var(--muted);max-width:36em;}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.hero-facts{
  display:flex;flex-wrap:wrap;gap:10px 22px;
  margin-top:26px;padding-top:20px;border-top:1px solid var(--line);
  font-size:14px;color:var(--muted);letter-spacing:.02em;
}
.hero-facts span{display:inline-flex;align-items:center;gap:7px;}
.hero-facts i{color:var(--brand);font-size:13px;}
.hero-visual{position:relative;}
.hero-visual img{
  border-radius:var(--radius-card);width:100%;height:340px;object-fit:cover;
  border:1px solid var(--line);
}
@media (min-width:768px){.hero-visual img{height:420px;}}
.hero-plate{
  position:absolute;left:-10px;bottom:-18px;
  width:96px;height:96px;border-radius:999px;
  background:var(--ink);color:var(--inverse);
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  font-size:11px;letter-spacing:.18em;text-align:center;line-height:1.6;
  border:3px solid var(--page);
}
.hero-plate b{font-size:22px;font-weight:800;letter-spacing:-.02em;}
.hero-strip{
  margin-top:52px;background:var(--ink);color:var(--inverse);
  border-radius:var(--radius-card);
  display:grid;grid-template-columns:1fr;
}
@media (min-width:768px){.hero-strip{grid-template-columns:repeat(4,1fr);}}
.hero-strip .strip-item{
  padding:22px 24px;border-bottom:1px solid rgba(243,241,236,.16);
}
@media (min-width:768px){
  .hero-strip .strip-item{border-bottom:none;border-right:1px solid rgba(243,241,236,.16);}
  .hero-strip .strip-item:last-child{border-right:none;}
}
.hero-strip .strip-item span{display:block;font-size:13px;letter-spacing:.08em;color:rgba(243,241,236,.7);}
.hero-strip .strip-item strong{display:block;margin-top:6px;font-size:20px;font-weight:800;letter-spacing:-.01em;}

/* ---------- sections ---------- */
.section{padding:64px 0;}
@media (min-width:768px){.section{padding:80px 0;}}
@media (min-width:1024px){.section{padding:100px 0;}}
.section-head{display:flex;flex-direction:column;gap:14px;margin-bottom:40px;}
@media (min-width:768px){
  .section-head{flex-direction:row;align-items:flex-end;justify-content:space-between;gap:32px;}
}
.sec-index{font-size:13px;font-weight:800;letter-spacing:.2em;color:var(--accent);}
.sec-title{font-size:clamp(24px,3.4vw,34px);font-weight:700;letter-spacing:-.01em;color:var(--ink);line-height:1.3;margin-top:8px;}
.sec-desc{margin-top:12px;color:var(--muted);font-size:16px;max-width:44em;}
.link-more{
  font-size:14px;font-weight:700;color:var(--brand);
  display:inline-flex;align-items:center;gap:8px;
  border-bottom:2px solid transparent;transition:border-color .18s var(--ease),color .18s var(--ease);
  padding-bottom:2px;
}
.link-more:hover{border-color:var(--accent);color:var(--ink);}
.panel{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);}
.dark-block{background:var(--ink);color:var(--inverse);}
.divider{height:1px;background:var(--line);border:none;margin:0;}

/* ---------- highlights ---------- */
.hl-grid{display:grid;grid-template-columns:1fr;gap:20px;}
@media (min-width:1024px){.hl-grid{grid-template-columns:7fr 5fr;gap:24px;}}
.hl-main{
  position:relative;overflow:hidden;border-radius:var(--radius-card);
  border:1px solid var(--line);background:var(--card);
  padding:0 0 28px;transition:box-shadow .18s var(--ease),border-color .18s var(--ease);
}
.hl-main:hover{box-shadow:var(--shadow-hover);border-color:var(--brand);}
.hl-main img{width:100%;height:240px;object-fit:cover;}
@media (min-width:768px){.hl-main img{height:300px;}}
.hl-main .hl-body{padding:26px 28px 0;}
.hl-num{font-size:40px;font-weight:800;line-height:1;color:var(--line);letter-spacing:-.03em;transition:color .18s var(--ease);}
.hl-main:hover .hl-num,.hl-side:hover .hl-num{color:var(--accent);}
.hl-title{margin-top:10px;font-size:21px;font-weight:700;color:var(--ink);}
.hl-text{margin-top:10px;color:var(--muted);font-size:16px;}
.hl-col{display:grid;gap:20px;align-content:start;}
@media (min-width:1024px){.hl-col{gap:24px;}}
.hl-side{
  border:1px solid var(--line);background:var(--card);border-radius:var(--radius-card);
  padding:26px 28px;display:flex;gap:20px;align-items:flex-start;
  transition:box-shadow .18s var(--ease),border-color .18s var(--ease),transform .18s var(--ease);
}
.hl-side:hover{box-shadow:var(--shadow-hover);border-color:var(--brand);transform:translateY(-2px);}
.hl-side .hl-num{font-size:32px;flex-shrink:0;}
.hl-side h3{font-size:18px;font-weight:700;color:var(--ink);}
.hl-side p{margin-top:8px;color:var(--muted);font-size:15px;}

/* ---------- timeline ---------- */
.timeline{position:relative;margin-top:8px;}
.timeline::before{
  content:"";position:absolute;top:6px;bottom:6px;left:9px;width:2px;background:rgba(14,122,99,.35);
}
@media (min-width:1024px){
  .timeline::before{left:50%;transform:translateX(-1px);}
}
.tl-item{
  position:relative;padding:0 0 28px 38px;
}
@media (min-width:1024px){
  .tl-item{
    display:grid;grid-template-columns:1fr 1fr;gap:0 56px;
    padding:0 0 34px 0;
  }
}
.tl-node{
  position:absolute;left:3px;top:26px;
  width:14px;height:14px;border-radius:999px;background:var(--brand);
  border:3px solid var(--page);
  transition:box-shadow .18s var(--ease);
}
@media (min-width:1024px){
  .tl-node{left:50%;transform:translateX(-50%);}
}
.tl-item:hover .tl-node{box-shadow:0 0 0 6px rgba(255,91,36,.18);background:var(--accent);}
.tl-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:22px 24px;transition:transform .18s var(--ease),box-shadow .18s var(--ease),border-color .18s var(--ease);
}
.tl-item:hover .tl-card{transform:translateY(-2px);box-shadow:var(--shadow-hover);border-color:var(--brand);}
.tl-card h3{font-size:18px;font-weight:700;color:var(--ink);}
.tl-card p{margin-top:8px;color:var(--muted);font-size:15px;}
.tl-date{
  display:inline-flex;align-items:center;gap:8px;
  margin-bottom:10px;
  font-size:13px;font-weight:700;letter-spacing:.08em;color:var(--brand);
}
@media (min-width:1024px){
  .tl-item:nth-child(even) .tl-card{grid-column:2;grid-row:1;}
}
.tl-foot{
  margin-top:8px;display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.1em;color:var(--muted);
}

/* ---------- programs ---------- */
.program-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;}
@media (min-width:640px){.program-grid{grid-template-columns:repeat(3,1fr);}}
@media (min-width:1024px){.program-grid{grid-template-columns:repeat(4,1fr);gap:18px;}}
.program{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:22px 20px;transition:border-color .18s var(--ease),transform .18s var(--ease),box-shadow .18s var(--ease);
}
.program:hover{border-color:var(--brand);transform:translateY(-2px);box-shadow:var(--shadow-hover);}
.program i{font-size:20px;color:var(--brand);}
.program h3{margin-top:14px;font-size:17px;font-weight:700;color:var(--ink);}
.program p{margin-top:6px;font-size:14px;color:var(--muted);line-height:1.7;}

/* ---------- stats ---------- */
.stats{border-radius:var(--radius-card);overflow:hidden;}
.stats-grid{display:grid;grid-template-columns:repeat(2,1fr);}
@media (min-width:900px){.stats-grid{grid-template-columns:repeat(4,1fr);}}
.stat{padding:34px 26px;border-bottom:1px solid rgba(243,241,236,.16);border-right:1px solid rgba(243,241,236,.16);}
.stat strong{display:block;font-size:clamp(28px,4vw,40px);font-weight:800;letter-spacing:-.02em;line-height:1.1;}
.stat span{display:block;margin-top:8px;font-size:14px;color:rgba(243,241,236,.72);}

/* ---------- feature split ---------- */
.split{display:grid;grid-template-columns:1fr;gap:32px;align-items:center;}
@media (min-width:1024px){.split{grid-template-columns:5fr 7fr;gap:56px;}}
.split img{border-radius:var(--radius-card);width:100%;height:300px;object-fit:cover;border:1px solid var(--line);}
@media (min-width:768px){.split img{height:380px;}}
.check-list{margin-top:24px;display:grid;gap:14px;}
.check-list li{display:flex;gap:12px;align-items:flex-start;font-size:16px;color:var(--muted);}
.check-list i{color:var(--brand);margin-top:6px;font-size:14px;}

/* ---------- news ---------- */
.news-grid{display:grid;grid-template-columns:1fr;gap:20px;}
@media (min-width:640px){.news-grid{grid-template-columns:repeat(2,1fr);}}
@media (min-width:1024px){.news-grid{grid-template-columns:repeat(4,1fr);gap:22px;}}
.news-card{
  display:flex;flex-direction:column;gap:14px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:24px;transition:border-color .18s var(--ease),box-shadow .18s var(--ease),transform .18s var(--ease);
}
.news-card:hover{border-color:var(--brand);box-shadow:var(--shadow-hover);transform:translateY(-2px);}
.news-card h3{
  font-size:17px;font-weight:700;color:var(--ink);line-height:1.55;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card p{
  font-size:14px;color:var(--muted);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{margin-top:auto;display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:13px;color:var(--muted);}
.badge{
  display:inline-flex;align-items:center;
  border-radius:999px;padding:3px 12px;
  font-size:12px;font-weight:700;letter-spacing:.04em;
}
.badge-brand{background:var(--brand-soft);color:var(--brand);}
.badge-accent{background:var(--accent-soft);color:var(--accent-dark);}
.empty-state{
  grid-column:1/-1;
  border:1px dashed var(--line);border-radius:var(--radius-card);
  background:var(--card);padding:56px 28px;text-align:center;
}
.empty-state i{font-size:26px;color:var(--brand);}
.empty-state p{margin-top:14px;color:var(--muted);}

/* ---------- voices ---------- */
.voice-grid{display:grid;grid-template-columns:1fr;gap:20px;}
@media (min-width:900px){.voice-grid{grid-template-columns:repeat(3,1fr);gap:24px;}}
.voice{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:26px;display:flex;flex-direction:column;gap:16px;
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.voice:hover{border-color:var(--brand);box-shadow:var(--shadow-hover);}
.voice .quote{color:var(--accent);font-size:18px;}
.voice p{color:var(--muted);font-size:15px;}
.voice .who{display:flex;align-items:center;gap:12px;margin-top:auto;padding-top:16px;border-top:1px solid var(--line-soft);}
.voice .who strong{font-size:15px;color:var(--ink);}
.voice .who span{font-size:13px;color:var(--muted);}

/* ---------- faq ---------- */
.faq-wrap{max-width:880px;}
.faq-item{border:1px solid var(--line);border-radius:var(--radius-card);background:var(--card);margin-bottom:12px;overflow:hidden;transition:border-color .18s var(--ease);}
.faq-item.open{border-color:var(--brand);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  text-align:left;padding:20px 24px;
  font-size:17px;font-weight:600;color:var(--ink);
}
.faq-q .sign{position:relative;width:16px;height:16px;flex-shrink:0;}
.faq-q .sign::before,.faq-q .sign::after{
  content:"";position:absolute;background:var(--accent);transition:transform .2s var(--ease),opacity .2s var(--ease);
}
.faq-q .sign::before{left:0;top:7px;width:16px;height:2px;}
.faq-q .sign::after{left:7px;top:0;width:2px;height:16px;}
.faq-item.open .sign::after{transform:scaleY(0);opacity:0;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .2s var(--ease);}
.faq-item.open .faq-a{max-height:340px;}
.faq-a p{padding:0 24px 22px;color:var(--muted);font-size:15.5px;}

/* ---------- cta ---------- */
.cta-block{
  position:relative;background:var(--ink);color:var(--inverse);border-radius:var(--radius-card);
  padding:40px 26px;overflow:hidden;
}
@media (min-width:768px){.cta-block{padding:56px 48px;}}
.cta-block::before,.cta-block::after{
  content:"";position:absolute;width:120px;height:120px;border:1px solid rgba(243,241,236,.18);
}
.cta-block::before{left:14px;top:14px;border-right:none;border-bottom:none;}
.cta-block::after{right:14px;bottom:14px;border-left:none;border-top:none;}
.cta-inner{position:relative;display:grid;grid-template-columns:1fr;gap:32px;}
@media (min-width:1024px){.cta-inner{grid-template-columns:6fr 5fr;gap:56px;align-items:center;}}
.cta-inner h2{font-size:clamp(24px,3.4vw,34px);font-weight:700;line-height:1.3;letter-spacing:-.01em;}
.cta-inner .cta-desc{margin-top:14px;color:rgba(243,241,236,.78);font-size:16px;max-width:34em;}
.cta-note{margin-top:20px;font-size:13px;color:rgba(243,241,236,.6);}
.form-grid{display:grid;grid-template-columns:1fr;gap:14px;}
@media (min-width:520px){.form-grid{grid-template-columns:1fr 1fr;}}
.field{display:flex;flex-direction:column;gap:7px;}
.field label{font-size:14px;color:rgba(243,241,236,.8);}
.field input,.field select{
  height:44px;border-radius:var(--radius-card);border:1px solid rgba(243,241,236,.28);
  background:rgba(243,241,236,.06);color:var(--inverse);padding:0 14px;
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.field input::placeholder{color:rgba(243,241,236,.45);}
.field select option{color:#151917;}
.field input:focus,.field select:focus{
  outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(14,122,99,.35);
}
.field.wide{grid-column:1/-1;}
.form-actions{grid-column:1/-1;display:flex;flex-wrap:wrap;gap:12px;align-items:center;}
.form-tip{font-size:13px;color:rgba(243,241,236,.6);}

/* ---------- footer ---------- */
.site-footer{background:var(--ink-deep);color:var(--inverse);margin-top:0;padding:56px 0 0;}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px;}
@media (min-width:768px){.footer-grid{grid-template-columns:repeat(2,1fr);gap:36px;}}
@media (min-width:1024px){.footer-grid{grid-template-columns:4fr 3fr 3fr 2fr;gap:44px;}}
.footer-brand .brand-logo{color:var(--inverse);background:transparent;padding-right:12px;}
.footer-brand .brand-logo .brand-corner{background:var(--ink-deep);}
.footer-brand p{margin-top:18px;font-size:14px;color:rgba(243,241,236,.7);max-width:30em;}
.footer-col h4{font-size:15px;font-weight:700;letter-spacing:.06em;color:var(--inverse);}
.footer-col ul{margin-top:18px;display:grid;gap:12px;}
.footer-col a,.footer-col li{font-size:14px;color:rgba(243,241,236,.7);}
.footer-col a{transition:color .18s var(--ease);}
.footer-col a:hover{color:var(--accent);}
.social{display:flex;gap:10px;margin-top:18px;}
.social a{
  width:40px;height:40px;border-radius:999px;
  border:1px solid rgba(243,241,236,.3);
  display:inline-flex;align-items:center;justify-content:center;
  color:var(--inverse);transition:background .18s var(--ease),border-color .18s var(--ease),color .18s var(--ease),transform .18s var(--ease);
}
.social a:hover{background:var(--accent);border-color:var(--accent);color:#fff;transform:translateY(-2px);}
.footer-bottom{
  margin-top:48px;border-top:1px solid rgba(243,241,236,.14);
  padding:22px 0;display:flex;flex-wrap:wrap;gap:10px 24px;align-items:center;justify-content:space-between;
  font-size:13px;color:rgba(243,241,236,.55);
}

/* ---------- mobile nav ---------- */
.drawer{
  position:fixed;inset:0;z-index:80;background:rgba(10,33,29,.5);
  opacity:0;visibility:hidden;transition:opacity .2s var(--ease),visibility .2s var(--ease);
}
.drawer.open{opacity:1;visibility:visible;}
.drawer-panel{
  position:absolute;right:0;top:0;bottom:0;width:min(84vw,340px);
  background:var(--page);padding:22px;display:flex;flex-direction:column;gap:8px;
  transform:translateX(100%);transition:transform .24s var(--ease);
}
.drawer.open .drawer-panel{transform:none;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px;}
.drawer-panel .btn{width:100%;margin-bottom:8px;}
.drawer-panel nav{display:grid;gap:4px;margin-top:6px;}
.drawer-panel nav a{
  padding:14px 6px;font-size:16px;font-weight:600;color:var(--ink);
  border-bottom:1px solid var(--line);
}
.drawer-panel nav a.active{color:var(--accent);}

/* ---------- motion ---------- */
.js .reveal{opacity:0;transform:translateY(10px);transition:opacity .36s var(--ease),transform .36s var(--ease);}
.js .reveal.in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  .js .reveal{opacity:1;transform:none;transition:none;}
  *{transition-duration:.01ms !important;animation-duration:.01ms !important;}
}

@media (max-width:1023px){
  .nav-links{display:none;}
  .nav-actions .btn-primary{display:none;}
  .burger{display:inline-flex;}
}
@media (max-width:520px){
  .hero-strip .strip-item{padding:18px 20px;}
  .cta-block{padding:34px 20px;}
  .brand-logo{font-size:17px;}
}

/* roulang page: article */
:root{
  --ink:#0F2F29;
  --ink-deep:#0A211D;
  --brand:#0E7A63;
  --brand-soft:#E6F1EE;
  --accent:#FF5B24;
  --accent-dark:#E44A15;
  --accent-soft:#FFEDE6;
  --bg:#F6F4EF;
  --card:#FFFFFF;
  --paper:#F1EEE7;
  --line:#E2DDD3;
  --line-soft:#EDE9E1;
  --text:#151917;
  --muted:#5B625E;
  --inverse:#F3F1EC;
  --radius-card:6px;
  --radius-btn:4px;
  --radius-pill:999px;
  --shadow-card:0 12px 32px -18px rgba(15,47,41,.35);
  --shadow-nav:0 1px 0 rgba(15,47,41,.06);
  --ease:cubic-bezier(.2,.7,.2,1);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  font-variant-numeric:tabular-nums;
}
img{display:block;max-width:100%;border-radius:var(--radius-card);}
a{color:inherit;text-decoration:none;transition:color .18s var(--ease),border-color .18s var(--ease);}
button,input,select,textarea{font:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.02em;line-height:1.28;}
h1{font-size:clamp(30px,4vw,42px);font-weight:800;line-height:1.18;}
h2{font-size:clamp(24px,2.6vw,32px);}
h3{font-size:19px;font-weight:600;}
p{margin:0 0 16px;}
ul{margin:0;padding:0;list-style:none;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 48px;}
@media (max-width:1280px){.container{padding:0 32px;}}
@media (max-width:768px){.container{padding:0 20px;}}

/* ---------- 通用按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border-radius:var(--radius-btn);
  border:1px solid transparent;background:transparent;
  font-size:15px;font-weight:600;letter-spacing:.01em;cursor:pointer;
  transition:background-color .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease),transform .18s var(--ease),box-shadow .18s var(--ease);
}
.btn-primary{background:var(--accent);color:#fff;border-color:var(--accent);}
.btn-primary:hover{background:var(--accent-dark);border-color:var(--accent-dark);transform:translateY(-1px);box-shadow:0 10px 24px -14px rgba(228,74,21,.75);}
.btn-primary:active{transform:translateY(0);box-shadow:none;}
.btn-ghost{border-color:var(--brand);color:var(--brand);}
.btn-ghost:hover{background:rgba(14,122,99,.08);}
.btn-inverse{border-color:rgba(243,241,236,.55);color:var(--inverse);}
.btn-inverse:hover{background:rgba(255,255,255,.1);border-color:rgba(243,241,236,.85);}
.btn-sm{height:38px;padding:0 18px;font-size:14px;}
.btn:focus-visible,a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:2px solid var(--accent);outline-offset:2px;
}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(246,244,239,.94);
  backdrop-filter:saturate(140%) blur(10px);
  border-bottom:1px solid var(--line);
  box-shadow:var(--shadow-nav);
  transition:background-color .2s var(--ease),box-shadow .2s var(--ease);
}
.site-header.scrolled{background:rgba(255,255,255,.97);box-shadow:0 8px 26px -22px rgba(15,47,41,.5);}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:28px;min-height:76px;transition:min-height .2s var(--ease);}
.site-header.scrolled .nav-wrap{min-height:64px;}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-logo{
  position:relative;display:inline-flex;align-items:flex-start;
  font-size:22px;font-weight:800;letter-spacing:-.02em;color:var(--ink);
  line-height:1.1;
}
.brand-corner{
  display:inline-block;margin-left:5px;margin-top:-2px;
  padding:1px 6px;border:1px solid var(--accent);border-radius:var(--radius-pill);
  font-size:11px;font-weight:600;letter-spacing:.06em;color:var(--accent);line-height:1.5;
}
.nav-links{display:flex;align-items:center;gap:28px;}
.nav-links a{
  position:relative;padding:6px 0;font-size:15px;font-weight:600;color:var(--muted);
}
.nav-links a::after{
  content:"";position:absolute;left:50%;bottom:0;width:0;height:2px;
  background:var(--accent);transform:translateX(-50%);
  transition:width .2s var(--ease);
}
.nav-links a:hover{color:var(--ink);}
.nav-links a:hover::after{width:100%;}
.nav-links a.active{color:var(--ink);}
.nav-links a.active::after{width:100%;}
.nav-drawer-cta{display:none;}
.nav-actions{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.icon-btn{
  display:inline-flex;align-items:center;justify-content:center;
  width:42px;height:42px;border-radius:var(--radius-pill);
  border:1px solid var(--line);background:#fff;color:var(--muted);cursor:pointer;
  transition:border-color .18s var(--ease),color .18s var(--ease),background-color .18s var(--ease);
}
.icon-btn:hover{border-color:var(--brand);color:var(--brand);background:var(--brand-soft);}
.burger{display:none;width:42px;height:42px;align-items:center;justify-content:center;border-radius:var(--radius-btn);border:1px solid var(--line);background:#fff;color:var(--ink);cursor:pointer;}

/* ---------- 面包屑与文章头 ---------- */
.page-hero{
  position:relative;overflow:hidden;
  border-bottom:1px solid var(--line);
  background:linear-gradient(180deg,#FFFFFF 0%,#F6F4EF 100%);
  padding:34px 0 42px;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-3.webp");
  background-size:cover;background-position:center;
  opacity:.07;pointer-events:none;
}
.page-hero .container{position:relative;z-index:1;}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--muted);margin-bottom:22px;}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb .sep{color:var(--line);}
.breadcrumb .current{color:var(--ink);font-weight:600;max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.article-head{max-width:820px;}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:var(--radius-pill);
  font-size:13px;font-weight:600;letter-spacing:.03em;
}
.badge-green{background:var(--brand-soft);color:var(--brand);}
.badge-accent{background:var(--accent-soft);color:var(--accent-dark);}
.article-head h1{margin:18px 0 18px;}
.meta-row{display:flex;flex-wrap:wrap;gap:10px 26px;font-size:14px;color:var(--muted);letter-spacing:.02em;}
.meta-row span{display:inline-flex;align-items:center;gap:7px;}
.meta-row i{color:var(--brand);font-size:13px;}

/* ---------- 正文布局 ---------- */
.article-section{padding:56px 0 24px;}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:56px;align-items:start;}
.article-main{min-width:0;max-width:760px;}
.rich-text{font-size:17px;line-height:1.9;color:var(--text);}
.rich-text h2{
  position:relative;margin:44px 0 18px;padding-left:16px;
  font-size:26px;font-weight:700;
}
.rich-text h2::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:3px;background:var(--brand);border-radius:2px;}
.rich-text h3{margin:32px 0 14px;font-size:19px;font-weight:600;}
.rich-text p{margin:0 0 18px;}
.rich-text ul{margin:0 0 20px;padding-left:4px;}
.rich-text ul li{position:relative;padding-left:20px;margin-bottom:10px;}
.rich-text ul li::before{content:"";position:absolute;left:2px;top:.72em;width:6px;height:6px;background:var(--brand);border-radius:1px;}
.rich-text ol{margin:0 0 20px;padding-left:22px;}
.rich-text ol li{margin-bottom:10px;}
.rich-text blockquote{
  margin:24px 0;padding:18px 22px;background:var(--paper);
  border-left:3px solid var(--accent);border-radius:0 var(--radius-card) var(--radius-card) 0;
  color:#3A413D;
}
.rich-text blockquote p:last-child{margin-bottom:0;}
.rich-text img{margin:22px 0 8px;border-radius:var(--radius-card);}
.rich-text figure{margin:24px 0;}
.rich-text figcaption{margin-top:8px;font-size:13px;color:var(--muted);text-align:center;}
.rich-text table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px;}
.rich-text th,.rich-text td{padding:11px 12px;border-bottom:1px solid var(--line);text-align:left;}
.rich-text th{font-weight:600;color:var(--ink);border-bottom:1px solid var(--brand);}
.rich-text a{color:var(--brand);border-bottom:1px solid rgba(14,122,99,.35);}
.rich-text a:hover{color:var(--accent-dark);border-color:var(--accent);}
.rich-text hr{margin:32px 0;border:none;border-top:1px solid var(--line);}

.empty-state{
  padding:56px 28px;text-align:center;background:#fff;
  border:1px solid var(--line);border-radius:var(--radius-card);
}
.empty-state i{font-size:30px;color:var(--line);}
.empty-state p{margin:16px 0 20px;color:var(--muted);font-size:16px;}

/* ---------- 标签与返回 ---------- */
.tag-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin:40px 0 0;padding-top:22px;border-top:1px solid var(--line);}
.tag-row .tag-label{font-size:14px;color:var(--muted);margin-right:4px;}
.tag{
  display:inline-flex;align-items:center;padding:5px 13px;
  border:1px solid var(--line);border-radius:var(--radius-pill);
  background:#fff;font-size:13px;color:var(--muted);
  transition:border-color .18s var(--ease),color .18s var(--ease),background-color .18s var(--ease);
}
.tag:hover{border-color:var(--brand);color:var(--brand);background:var(--brand-soft);}
.back-row{margin:26px 0 0;display:flex;flex-wrap:wrap;gap:12px;}

/* ---------- 侧栏 ---------- */
.article-side{position:sticky;top:104px;display:grid;gap:20px;}
.side-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:22px 22px 24px;}
.side-card h4{font-size:16px;font-weight:700;margin-bottom:14px;color:var(--ink);}
.side-card h4 i{color:var(--brand);margin-right:8px;font-size:14px;}
.side-list li{display:flex;justify-content:space-between;gap:12px;padding:9px 0;border-bottom:1px dashed var(--line);font-size:14px;color:var(--muted);}
.side-list li:last-child{border-bottom:none;}
.side-list li strong{color:var(--ink);font-weight:600;}
.side-links{display:grid;gap:10px;}
.side-links a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:12px 14px;border:1px solid var(--line);border-radius:var(--radius-card);
  font-size:14px;font-weight:600;color:var(--ink);background:#fff;
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease),transform .18s var(--ease);
}
.side-links a:hover{border-color:var(--brand);box-shadow:var(--shadow-card);transform:translateY(-1px);}
.side-links a i{color:var(--accent);}
.side-note{background:var(--ink);color:var(--inverse);border:none;}
.side-note h4{color:var(--inverse);}
.side-note p{font-size:14px;color:rgba(243,241,236,.78);margin:0 0 16px;}

/* ---------- 板块通用 ---------- */
.section{padding:64px 0;}
.section-head{max-width:720px;margin-bottom:36px;}
.section-label{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.14em;color:var(--brand);
  text-transform:uppercase;margin-bottom:12px;
}
.section-label::before{content:"";width:22px;height:2px;background:var(--accent);display:inline-block;}
.section-head p{margin:14px 0 0;color:var(--muted);font-size:16px;}

.entry-card{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-card);overflow:hidden;
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease),transform .18s var(--ease);
}
.entry-card:hover{border-color:var(--brand);box-shadow:var(--shadow-card);transform:translateY(-2px);}
.entry-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--paper);}
.entry-thumb img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .3s var(--ease);}
.entry-card:hover .entry-thumb img{transform:scale(1.03);}
.entry-body{padding:20px 22px 24px;}
.entry-body h3{margin-bottom:8px;font-size:18px;color:var(--ink);}
.entry-body p{font-size:14.5px;color:var(--muted);margin:0 0 14px;line-height:1.75;}
.entry-more{font-size:14px;font-weight:600;color:var(--accent);display:inline-flex;align-items:center;gap:6px;}
.entry-card:hover .entry-more{color:var(--accent-dark);}

/* ---------- FAQ ---------- */
.faq-list{max-width:860px;border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 4px;background:transparent;border:none;text-align:left;cursor:pointer;
  font-size:17px;font-weight:600;color:var(--ink);
}
.faq-q:hover{color:var(--brand);}
.faq-icon{
  flex-shrink:0;width:26px;height:26px;border:1px solid var(--line);border-radius:var(--radius-pill);
  display:inline-flex;align-items:center;justify-content:center;
  font-size:14px;color:var(--brand);transition:transform .2s var(--ease),border-color .2s var(--ease),background-color .2s var(--ease);
}
.faq-item.open .faq-icon{background:var(--brand-soft);border-color:var(--brand);transform:rotate(180deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .25s var(--ease);}
.faq-a-inner{padding:0 4px 22px;font-size:15.5px;color:var(--muted);line-height:1.85;}

/* ---------- CTA ---------- */
.cta-block{
  position:relative;background:var(--ink);color:var(--inverse);
  padding:56px 0;overflow:hidden;
}
.cta-block::before{
  content:"";position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-2.png");
  background-size:cover;background-position:center;opacity:.14;
}
.cta-inner{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,420px);gap:56px;align-items:center;}
.cta-inner h2{color:var(--inverse);margin-bottom:14px;}
.cta-inner > div > p{color:rgba(243,241,236,.8);font-size:16px;max-width:520px;}
.cta-points{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:22px;font-size:14px;color:rgba(243,241,236,.8);}
.cta-points span{display:inline-flex;align-items:center;gap:8px;}
.cta-points i{color:var(--accent);}
.form-card{background:rgba(255,255,255,.06);border:1px solid rgba(243,241,236,.22);border-radius:var(--radius-card);padding:26px;}
.form-row{margin-bottom:16px;}
.form-row label{display:block;font-size:14px;color:rgba(243,241,236,.82);margin-bottom:7px;}
.form-row input,.form-row select{
  width:100%;height:44px;padding:0 14px;border-radius:var(--radius-card);
  border:1px solid rgba(243,241,236,.3);background:rgba(255,255,255,.94);color:var(--ink);
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.form-row input:focus,.form-row select:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(14,122,99,.25);}
.form-hint{font-size:13px;color:rgba(243,241,236,.62);margin:12px 0 0;}
.form-msg{font-size:14px;color:var(--accent);margin:12px 0 0;min-height:20px;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink-deep);color:var(--inverse);padding:60px 0 26px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1.2fr 1.2fr;gap:40px;}
.footer-brand .brand-logo{color:var(--inverse);}
.footer-brand p{margin-top:18px;font-size:14.5px;color:rgba(243,241,236,.72);max-width:320px;line-height:1.85;}
.footer-col h4{font-size:15px;color:var(--inverse);margin-bottom:14px;letter-spacing:.04em;}
.footer-col ul li{font-size:14px;color:rgba(243,241,236,.72);padding:6px 0;line-height:1.7;}
.footer-col ul li a{color:rgba(243,241,236,.72);}
.footer-col ul li a:hover{color:var(--accent);}
.social{display:flex;gap:10px;margin-top:8px;}
.social a{
  width:40px;height:40px;border-radius:var(--radius-pill);
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid rgba(243,241,236,.24);color:rgba(243,241,236,.78);
  transition:border-color .18s var(--ease),color .18s var(--ease),background-color .18s var(--ease);
}
.social a:hover{border-color:var(--accent);color:var(--accent);background:rgba(255,91,36,.1);}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;}
.footer-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(243,241,236,.16);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  font-size:13.5px;color:rgba(243,241,236,.6);
}

/* ---------- 动效 ---------- */
.reveal{opacity:0;transform:translateY(10px);transition:opacity .36s var(--ease),transform .36s var(--ease);}
.reveal.in{opacity:1;transform:none;}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .article-layout{grid-template-columns:minmax(0,1fr);gap:40px;}
  .article-side{position:static;grid-template-columns:repeat(2,minmax(0,1fr));}
  .article-main{max-width:none;}
  .cta-inner{grid-template-columns:minmax(0,1fr);gap:36px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
}
@media (max-width:900px){
  .nav-links{
    position:fixed;left:0;right:0;top:76px;
    flex-direction:column;align-items:stretch;gap:0;
    padding:14px 20px 22px;
    background:#fff;border-bottom:1px solid var(--line);
    box-shadow:0 24px 45px -30px rgba(15,47,41,.6);
    opacity:0;transform:translateY(-12px);pointer-events:none;
    transition:opacity .2s var(--ease),transform .2s var(--ease);
  }
  .nav-links.open{opacity:1;transform:none;pointer-events:auto;}
  .nav-links a{padding:13px 2px;border-bottom:1px solid var(--line-soft);font-size:15.5px;}
  .nav-links a::after{display:none;}
  .nav-links a.active{color:var(--brand);}
  .nav-drawer-cta{display:flex;margin-top:16px;height:44px;align-items:center;justify-content:center;background:var(--accent);color:#fff !important;border-radius:var(--radius-btn);font-weight:600;border-bottom:none !important;}
  .burger{display:inline-flex;}
  .nav-actions .btn-primary{display:none;}
}
@media (max-width:768px){
  body{font-size:15.5px;}
  .page-hero{padding:24px 0 32px;}
  .article-section{padding:40px 0 16px;}
  .section{padding:48px 0;}
  .article-side{grid-template-columns:minmax(0,1fr);}
  .cta-block{padding:44px 0;}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:30px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .breadcrumb .current{white-space:normal;max-width:100%;}
  .rich-text{font-size:16px;}
  .rich-text h2{font-size:22px;margin:34px 0 14px;}
}
@media (max-width:520px){
  .nav-actions{gap:8px;}
  .btn{padding:0 18px;font-size:14.5px;}
  .cta-points{flex-direction:column;gap:8px;}
  .article-head h1{margin:14px 0;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important;}
  .reveal{opacity:1;transform:none;}
}

/* roulang page: category1 */
:root{
  --pine:#0F2F29;
  --pine-dark:#0A211D;
  --arena:#0E7A63;
  --arena-soft:#E6F1EE;
  --flame:#FF5B24;
  --flame-dark:#E44A15;
  --flame-soft:#FFEDE6;
  --paper:#F6F4EF;
  --card:#FFFFFF;
  --band:#EDE9E1;
  --line:#E2DDD3;
  --ink:#151917;
  --ink-2:#5B625E;
  --ink-inv:#F3F1EC;
  --r-card:6px;
  --r-btn:4px;
  --r-pill:999px;
  --shadow-card:0 12px 32px -18px rgba(15,47,41,.35);
  --shadow-soft:0 2px 0 rgba(15,47,41,.06);
  --t:180ms;
  --ease:cubic-bezier(.2,.7,.2,1);
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
:focus-visible{outline:2px solid var(--flame);outline-offset:2px;}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 48px;}
.section{padding:104px 0;}
.section-tight{padding:72px 0;}
.section-line{border-top:1px solid var(--line);}
.bg-white-block{background:var(--card);}
.tabnum{font-variant-numeric:tabular-nums;}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:rgba(246,244,239,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;
  transition:background var(--t) var(--ease),border-color var(--t) var(--ease),box-shadow var(--t) var(--ease);
}
.site-header.scrolled{
  background:#fff;
  border-bottom-color:var(--line);
  box-shadow:0 10px 30px -26px rgba(15,47,41,.6);
}
.nav-wrap{
  display:flex;
  align-items:center;
  gap:28px;
  height:78px;
  transition:height var(--t) var(--ease);
}
.site-header.scrolled .nav-wrap{height:64px;}
.brand{display:inline-flex;align-items:center;flex-shrink:0;}
.brand-logo{
  position:relative;
  font-size:20px;
  font-weight:800;
  letter-spacing:-.02em;
  color:var(--pine);
  display:inline-flex;
  align-items:center;
}
.brand-corner{
  margin-left:6px;
  font-size:11px;
  font-weight:700;
  line-height:1.4;
  color:var(--flame);
  border:1px solid currentColor;
  border-radius:3px;
  padding:0 4px;
  transform:translateY(-1px);
}
.nav-links{display:flex;align-items:center;gap:28px;}
.nav-links a{
  position:relative;
  font-size:15px;
  font-weight:600;
  color:var(--ink);
  padding:6px 0;
  transition:color var(--t) var(--ease);
}
.nav-links a::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:-2px;
  height:2px;
  background:var(--flame);
  transform:scaleX(0);
  transform-origin:center;
  transition:transform var(--t) var(--ease);
}
.nav-links a:hover{color:var(--arena);}
.nav-links a:hover::after,.nav-links a.active::after{transform:scaleX(1);}
.nav-links a.active{color:var(--arena);}
.nav-actions{margin-left:auto;display:flex;align-items:center;gap:12px;}
.icon-btn{
  width:42px;height:42px;
  border:1px solid var(--line);
  border-radius:var(--r-pill);
  background:#fff;
  color:var(--pine);
  display:inline-flex;align-items:center;justify-content:center;
  cursor:pointer;
  transition:all var(--t) var(--ease);
}
.icon-btn:hover{border-color:var(--arena);color:var(--arena);background:var(--arena-soft);}
.burger{
  display:none;
  width:42px;height:42px;
  border:1px solid var(--line);
  border-radius:var(--r-btn);
  background:#fff;
  color:var(--pine);
  align-items:center;justify-content:center;
  cursor:pointer;
  transition:all var(--t) var(--ease);
}
.burger:hover{border-color:var(--arena);color:var(--arena);}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:44px;
  padding:0 26px;
  border:1px solid transparent;
  border-radius:var(--r-btn);
  font-size:15px;
  font-weight:600;
  line-height:1;
  cursor:pointer;
  transition:all var(--t) var(--ease);
}
.btn-primary{background:var(--flame);color:#fff;}
.btn-primary:hover{background:var(--flame-dark);transform:translateY(-1px);box-shadow:0 10px 22px -14px rgba(255,91,36,.9);}
.btn-primary:active{transform:translateY(0);box-shadow:none;}
.btn-ghost{background:transparent;border-color:var(--pine);color:var(--pine);}
.btn-ghost:hover{background:rgba(14,122,99,.08);border-color:var(--arena);color:var(--arena);}
.btn-invert{background:transparent;border-color:rgba(243,241,236,.45);color:var(--ink-inv);}
.btn-invert:hover{background:rgba(243,241,236,.12);border-color:var(--ink-inv);}
.btn-sm{height:38px;padding:0 18px;font-size:14px;}
.btn-block{width:100%;}

/* ============ 面包屑 ============ */
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:14px;
  color:rgba(243,241,236,.62);
  padding:26px 0 0;
}
.breadcrumb a{transition:color var(--t) var(--ease);}
.breadcrumb a:hover{color:var(--flame);}
.breadcrumb em{font-style:normal;color:var(--ink-inv);}
.breadcrumb span{opacity:.5;}

/* ============ 分类首屏 ============ */
.cat-hero{
  position:relative;
  color:var(--ink-inv);
  background-image:linear-gradient(rgba(10,33,29,.93),rgba(15,47,41,.95)),url('/assets/images/backpic/back-1.png');
  background-size:cover;
  background-position:center;
  overflow:hidden;
}
.cat-hero::after{
  content:"";
  position:absolute;inset:0;
  background-image:radial-gradient(rgba(243,241,236,.14) 1px,transparent 1px);
  background-size:22px 22px;
  opacity:.35;
  pointer-events:none;
}
.cat-hero .container{position:relative;z-index:2;}
.cat-hero-grid{
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:56px;
  align-items:center;
  padding:48px 0 56px;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;
  font-weight:700;
  letter-spacing:.08em;
  color:var(--flame);
  text-transform:uppercase;
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--flame);display:inline-block;}
.cat-hero h1{
  margin:18px 0 0;
  font-size:clamp(32px,4.6vw,54px);
  font-weight:800;
  letter-spacing:-.02em;
  line-height:1.16;
}
.cat-hero h1 span{color:#69D3B8;}
.lede{
  margin-top:20px;
  max-width:38ch;
  font-size:17px;
  color:rgba(243,241,236,.8);
}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.hero-media{
  position:relative;
  border:1px solid rgba(243,241,236,.22);
  border-radius:var(--r-card);
  overflow:hidden;
  background:rgba(243,241,236,.06);
}
.hero-media img{width:100%;height:340px;object-fit:cover;}
.hero-media-note{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:14px 18px;
  font-size:13.5px;
  color:rgba(243,241,236,.72);
  border-top:1px solid rgba(243,241,236,.18);
}
.hero-plate{
  position:absolute;
  top:16px;left:16px;
  width:66px;height:66px;
  border-radius:50%;
  background:var(--flame);
  color:#fff;
  display:grid;place-items:center;
  text-align:center;
  font-size:12px;
  font-weight:700;
  line-height:1.25;
  letter-spacing:.02em;
  box-shadow:0 10px 26px -14px rgba(255,91,36,.95);
}
.hero-stats{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  border-top:1px solid rgba(243,241,236,.18);
  border-bottom:1px solid rgba(243,241,236,.18);
}
.hero-stats div{
  padding:22px 24px;
  border-left:1px solid rgba(243,241,236,.14);
}
.hero-stats div:first-child{border-left:0;padding-left:0;}
.hero-stats strong{
  display:block;
  font-size:26px;
  font-weight:800;
  letter-spacing:-.02em;
  font-variant-numeric:tabular-nums;
}
.hero-stats span{font-size:13.5px;color:rgba(243,241,236,.68);}

/* ============ 板块标题 ============ */
.sec-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:40px;
  margin-bottom:44px;
}
.sec-num{
  display:inline-block;
  font-size:13px;
  font-weight:700;
  letter-spacing:.08em;
  color:var(--flame);
}
.sec-title{
  margin-top:10px;
  font-size:clamp(24px,3vw,34px);
  font-weight:700;
  letter-spacing:-.015em;
  line-height:1.3;
}
.sec-desc{
  max-width:52ch;
  font-size:15.5px;
  color:var(--ink-2);
}
.sec-head-plain{display:block;}

/* ============ 项目分组 ============ */
.proj-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:16px;
}
.proj{
  display:flex;
  align-items:center;
  gap:14px;
  padding:18px 20px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  transition:all var(--t) var(--ease);
}
.proj:hover{border-color:var(--arena);box-shadow:var(--shadow-card);transform:translateY(-2px);}
.proj i{
  width:40px;height:40px;
  flex-shrink:0;
  border-radius:50%;
  background:var(--arena-soft);
  color:var(--arena);
  display:grid;place-items:center;
  font-size:16px;
  transition:all var(--t) var(--ease);
}
.proj:hover i{background:var(--flame-soft);color:var(--flame);}
.proj strong{display:block;font-size:16px;font-weight:600;line-height:1.5;}
.proj small{display:block;font-size:13px;color:var(--ink-2);font-variant-numeric:tabular-nums;}

/* ============ 时间线 ============ */
.timeline{position:relative;margin-top:8px;}
.timeline::before{
  content:"";
  position:absolute;
  left:50%;top:0;bottom:0;
  width:2px;
  background:var(--arena);
  opacity:.3;
  transform:translateX(-1px);
}
.tl-item{
  position:relative;
  width:50%;
  padding:0 44px 40px 0;
}
.tl-item:nth-child(even){margin-left:50%;padding:0 0 40px 44px;}
.tl-item::before{
  content:"";
  position:absolute;
  top:28px;right:-6px;
  width:12px;height:12px;
  border-radius:50%;
  background:var(--arena);
  box-shadow:0 0 0 4px rgba(14,122,99,.14);
  transition:box-shadow var(--t) var(--ease);
}
.tl-item:nth-child(even)::before{left:-6px;right:auto;}
.tl-item:hover::before{box-shadow:0 0 0 9px rgba(14,122,99,.18);}
.tl-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:24px 26px;
  transition:all var(--t) var(--ease);
}
.tl-card:hover{border-color:var(--arena);box-shadow:var(--shadow-card);transform:translateY(-2px);}
.tl-meta{
  display:flex;align-items:center;gap:10px;
  font-size:12.5px;
  font-weight:600;
  color:var(--ink-2);
  letter-spacing:.04em;
}
.tl-card h3{margin:12px 0 8px;font-size:19px;font-weight:600;}
.tl-card p{font-size:15px;color:var(--ink-2);}
.tl-end{
  position:relative;
  width:100%;
  padding-top:8px;
  text-align:center;
}
.tl-end span{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:10px 22px;
  border-radius:var(--r-pill);
  background:var(--arena-soft);
  color:var(--arena);
  font-size:14px;
  font-weight:600;
}

/* ============ 场次表 ============ */
.table-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
}
.table-scroll{overflow-x:auto;}
.sched-table{width:100%;min-width:720px;border-collapse:collapse;font-size:15px;}
.sched-table th{
  text-align:left;
  padding:16px 20px;
  font-size:13px;
  font-weight:700;
  letter-spacing:.05em;
  color:var(--ink-2);
  background:#FBF9F5;
  border-bottom:1px solid var(--line);
  white-space:nowrap;
}
.sched-table td{
  padding:18px 20px;
  border-bottom:1px solid var(--line);
  color:var(--ink);
  vertical-align:middle;
}
.sched-table tbody tr{transition:background var(--t) var(--ease);}
.sched-table tbody tr:hover{background:#FBF9F5;}
.sched-table tbody tr:last-child td{border-bottom:0;}
.sched-table td strong{font-weight:600;}
.sched-table td.muted{color:var(--ink-2);font-size:14.5px;font-variant-numeric:tabular-nums;}
.table-foot{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:14px;
  padding:16px 20px;
  border-top:1px solid var(--line);
  background:#FBF9F5;
  font-size:13.5px;
  color:var(--ink-2);
}

/* ============ 徽章 ============ */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;
  border-radius:var(--r-pill);
  font-size:12.5px;
  font-weight:600;
  line-height:1.6;
  white-space:nowrap;
}
.badge-arena{background:var(--arena-soft);color:var(--arena);}
.badge-flame{background:var(--flame-soft);color:var(--flame-dark);}
.badge-muted{background:var(--band);color:var(--ink-2);}

/* ============ 图文卡片 ============ */
.notice-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.notice-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  display:flex;
  flex-direction:column;
  transition:all var(--t) var(--ease);
}
.notice-card:hover{border-color:var(--arena);box-shadow:var(--shadow-card);transform:translateY(-2px);}
.notice-card .thumb{position:relative;overflow:hidden;}
.notice-card .thumb img{width:100%;height:200px;object-fit:cover;transition:transform .35s var(--ease);}
.notice-card:hover .thumb img{transform:scale(1.03);}
.notice-body{padding:24px 24px 26px;display:flex;flex-direction:column;gap:12px;flex:1;}
.notice-body h3{font-size:18.5px;font-weight:600;}
.notice-body p{font-size:15px;color:var(--ink-2);}
.notice-list{display:flex;flex-direction:column;gap:8px;margin-top:2px;}
.notice-list li{
  position:relative;
  padding-left:16px;
  font-size:14.5px;
  color:var(--ink-2);
}
.notice-list li::before{
  content:"";
  position:absolute;left:0;top:12px;
  width:6px;height:6px;
  background:var(--arena);
  border-radius:1px;
}

/* ============ 数据 / 服务卡 ============ */
.svc-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:0;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  background:var(--card);
}
.svc{
  padding:32px 26px;
  border-left:1px solid var(--line);
  transition:background var(--t) var(--ease);
}
.svc:first-child{border-left:0;}
.svc:hover{background:#FBF9F5;}
.svc i{color:var(--arena);font-size:20px;}
.svc strong{
  display:block;
  margin-top:16px;
  font-size:30px;
  font-weight:800;
  letter-spacing:-.02em;
  font-variant-numeric:tabular-nums;
  color:var(--pine);
}
.svc h3{margin-top:6px;font-size:16.5px;font-weight:600;}
.svc p{margin-top:8px;font-size:14.5px;color:var(--ink-2);}
.quote-row{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:20px;
  margin-top:24px;
}
.quote{
  background:#FBF9F5;
  border:1px solid var(--line);
  border-left:3px solid var(--flame);
  border-radius:var(--r-card);
  padding:22px 24px;
}
.quote p{font-size:15px;color:var(--ink);}
.quote span{display:block;margin-top:12px;font-size:13.5px;color:var(--ink-2);}

/* ============ FAQ ============ */
.faq-wrap{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:8px 28px;
}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item:last-child{border-bottom:0;}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  padding:22px 0;
  background:none;
  border:0;
  text-align:left;
  font-size:17px;
  font-weight:600;
  color:var(--ink);
  cursor:pointer;
  transition:color var(--t) var(--ease);
}
.faq-q:hover{color:var(--arena);}
.faq-icon{
  flex-shrink:0;
  width:26px;height:26px;
  border:1px solid var(--line);
  border-radius:50%;
  display:grid;place-items:center;
  font-size:15px;
  font-weight:600;
  color:var(--pine);
  transition:all var(--t) var(--ease);
}
.faq-icon::before{content:"+";}
.faq-item.open .faq-icon{background:var(--flame);border-color:var(--flame);color:#fff;}
.faq-item.open .faq-icon::before{content:"−";}
.faq-a{max-height:0;overflow:hidden;transition:max-height .24s var(--ease);}
.faq-a p{padding:0 0 22px;max-width:74ch;font-size:15.5px;color:var(--ink-2);}

/* ============ CTA ============ */
.cta-block{
  position:relative;
  background:var(--pine);
  color:var(--ink-inv);
  padding:88px 0;
  overflow:hidden;
}
.cta-block::before,.cta-block::after{
  content:"";
  position:absolute;
  width:120px;height:120px;
  border:1px solid rgba(243,241,236,.22);
  pointer-events:none;
}
.cta-block::before{top:24px;left:24px;border-right:0;border-bottom:0;}
.cta-block::after{bottom:24px;right:24px;border-left:0;border-top:0;}
.cta-grid{
  position:relative;
  z-index:2;
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:56px;
  align-items:center;
}
.cta-grid h2{font-size:clamp(24px,3vw,36px);font-weight:700;line-height:1.3;}
.cta-grid .lede{margin-top:16px;max-width:34ch;}
.cta-points{display:flex;flex-direction:column;gap:10px;margin-top:26px;}
.cta-points li{position:relative;padding-left:20px;font-size:15px;color:rgba(243,241,236,.82);}
.cta-points li::before{
  content:"";
  position:absolute;left:0;top:12px;
  width:8px;height:8px;
  border:2px solid var(--flame);
  border-radius:50%;
}
.form-card{
  background:rgba(243,241,236,.06);
  border:1px solid rgba(243,241,236,.2);
  border-radius:var(--r-card);
  padding:30px;
}
.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:rgba(243,241,236,.85);}
.field input,.field select{
  height:46px;
  padding:0 14px;
  font-size:15px;
  font-family:inherit;
  color:var(--ink-inv);
  background:rgba(255,255,255,.08);
  border:1px solid rgba(243,241,236,.26);
  border-radius:var(--r-card);
  transition:all var(--t) var(--ease);
}
.field input::placeholder{color:rgba(243,241,236,.45);}
.field input:focus,.field select:focus{
  outline:none;
  border-color:var(--flame);
  box-shadow:0 0 0 3px rgba(255,91,36,.2);
  background:rgba(255,255,255,.12);
}
.field select option{color:#151917;}
.form-note{margin-top:14px;font-size:13px;color:rgba(243,241,236,.6);}
.form-actions{margin-top:22px;display:flex;flex-wrap:wrap;gap:12px;align-items:center;}

/* ============ 页脚 ============ */
.site-footer{background:var(--pine-dark);color:var(--ink-inv);padding-top:76px;}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1fr;
  gap:40px;
  padding-bottom:52px;
}
.footer-brand .brand-logo{color:var(--ink-inv);}
.footer-brand p{margin-top:16px;font-size:14.5px;color:rgba(243,241,236,.7);max-width:34ch;}
.footer-col h4{font-size:15px;font-weight:700;color:var(--ink-inv);}
.footer-col ul{display:flex;flex-direction:column;gap:10px;margin-top:18px;}
.footer-col li{font-size:14.5px;color:rgba(243,241,236,.72);}
.footer-col a{transition:color var(--t) var(--ease);}
.footer-col a:hover{color:var(--flame);}
.social{display:flex;gap:12px;margin-top:18px;}
.social a{
  width:40px;height:40px;
  border:1px solid rgba(243,241,236,.22);
  border-radius:50%;
  display:grid;place-items:center;
  color:var(--ink-inv);
  transition:all var(--t) var(--ease);
}
.social a:hover{background:var(--flame);border-color:var(--flame);transform:translateY(-2px);}
.footer-bottom{
  border-top:1px solid rgba(243,241,236,.14);
  padding:22px 0 28px;
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:12px;
  font-size:13.5px;
  color:rgba(243,241,236,.6);
}

/* ============ 动效 ============ */
.reveal{opacity:0;transform:translateY(10px);transition:opacity .36s var(--ease),transform .36s var(--ease);}
.reveal.in{opacity:1;transform:none;}

/* ============ 响应式 ============ */
@media (max-width:1280px){
  .container{padding:0 32px;}
}
@media (max-width:1100px){
  .cat-hero-grid{grid-template-columns:1fr;gap:36px;padding:36px 0 48px;}
  .hero-media img{height:280px;}
  .proj-grid{grid-template-columns:repeat(2,1fr);}
  .svc-grid{grid-template-columns:repeat(2,1fr);}
  .svc{border-top:1px solid var(--line);}
  .svc:nth-child(1),.svc:nth-child(2){border-top:0;}
  .svc:nth-child(odd){border-left:0;}
  .quote-row{grid-template-columns:1fr;}
  .cta-grid{grid-template-columns:1fr;gap:36px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
  .notice-grid{grid-template-columns:1fr 1fr;}
  .notice-card:last-child{grid-column:1 / -1;}
}
@media (max-width:1024px){
  .burger{display:inline-flex;}
  .icon-btn{display:none;}
  .nav-links{
    position:fixed;
    left:0;right:0;top:0;
    z-index:70;
    flex-direction:column;
    align-items:flex-start;
    gap:0;
    padding:96px 24px 26px;
    background:#fff;
    border-bottom:1px solid var(--line);
    box-shadow:0 30px 44px -32px rgba(15,47,41,.5);
    transform:translateY(-112%);
    transition:transform .28s var(--ease);
  }
  .site-header.menu-open .nav-links{transform:translateY(0);}
  .nav-links a{font-size:17px;width:100%;padding:14px 0;border-bottom:1px solid var(--line);}
  .nav-links a::after{display:none;}
  .tl-item{width:100%;padding:0 0 32px 32px;}
  .tl-item:nth-child(even){margin-left:0;padding:0 0 32px 32px;}
  .timeline::before{left:5px;transform:none;}
  .tl-item::before,.tl-item:nth-child(even)::before{left:-1px;right:auto;top:26px;}
}
@media (max-width:768px){
  .container{padding:0 20px;}
  .section{padding:64px 0;}
  .section-tight{padding:52px 0;}
  .section-line{border-top:0;}
  .nav-wrap{height:68px;}
  .hero-stats{grid-template-columns:repeat(2,1fr);}
  .hero-stats div{padding:18px 0 18px 18px;}
  .hero-stats div:nth-child(odd){border-left:0;padding-left:0;}
  .hero-stats div:nth-child(3){border-top:1px solid rgba(243,241,236,.14);}
  .hero-stats div:nth-child(4){border-top:1px solid rgba(243,241,236,.14);}
  .sec-head{flex-direction:column;align-items:flex-start;gap:16px;margin-bottom:32px;}
  .proj-grid{grid-template-columns:1fr;}
  .notice-grid{grid-template-columns:1fr;}
  .notice-card:last-child{grid-column:auto;}
  .notice-card .thumb img{height:190px;}
  .svc-grid{grid-template-columns:1fr;}
  .svc{border-left:0;border-top:1px solid var(--line);}
  .svc:first-child{border-top:0;}
  .form-grid{grid-template-columns:1fr;}
  .form-card{padding:22px;}
  .cta-block{padding:64px 0;}
  .footer-grid{grid-template-columns:1fr;gap:32px;}
  .faq-wrap{padding:4px 20px;}
}
@media (max-width:520px){
  .cat-hero h1{font-size:30px;}
  .hero-media img{height:220px;}
  .hero-plate{width:56px;height:56px;font-size:11px;}
  .btn{width:100%;}
  .btn-sm{width:auto;}
  .nav-actions .btn{width:auto;}
  .hero-cta{flex-direction:column;align-items:stretch;}
  .table-foot{flex-direction:column;}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  *{transition:none !important;animation:none !important;}
  .reveal{opacity:1;transform:none;}
}

/* roulang page: category2 */
:root{
    --pine:#0F2F29;
    --pine-deep:#0A211D;
    --green:#0E7A63;
    --green-light:#2FBF9A;
    --green-soft:#E6F1EE;
    --flame:#FF5B24;
    --flame-dark:#E44A15;
    --flame-soft:#FFEDE6;
    --paper:#F6F4EF;
    --card:#FFFFFF;
    --line:#E2DDD3;
    --line-soft:#EDE9E1;
    --ink:#151917;
    --ink-2:#5B625E;
    --cream:#F3F1EC;
    --r-card:6px;
    --r-btn:4px;
    --shadow-card:0 12px 32px -18px rgba(15,47,41,.35);
    --ease:cubic-bezier(.2,.7,.2,1);
  }

  *,*::before,*::after{box-sizing:border-box}

  html{scroll-behavior:smooth;scroll-padding-top:96px}

  html body{
    margin:0;
    background:var(--paper);
    color:var(--ink);
    font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
    font-size:16px;
    line-height:1.85;
    -webkit-font-smoothing:antialiased;
  }

  body a{color:inherit;text-decoration:none}
  body p{margin:0 0 16px}
  ul,ol{margin:0;padding:0;list-style:none}
  img{max-width:100%;display:block}
  button{font-family:inherit;font-size:inherit}
  h1,h2,h3,h4{margin:0;line-height:1.2;letter-spacing:-.01em}

  :focus-visible{outline:2px solid var(--flame);outline-offset:2px;border-radius:4px}

  .container{width:100%;max-width:1200px;margin:0 auto;padding-left:48px;padding-right:48px}

  /* ---------- 导航 ---------- */
  .site-header{
    position:sticky;top:0;z-index:60;
    background:var(--pine);
    border-bottom:1px solid rgba(243,241,236,.08);
    transition:background .24s var(--ease),box-shadow .24s var(--ease);
  }
  .site-header.is-scrolled{
    background:var(--pine-deep);
    box-shadow:0 14px 32px -24px rgba(0,0,0,.85);
  }
  .nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;height:76px;transition:height .24s var(--ease)}
  .site-header.is-scrolled .nav-wrap{height:62px}

  .brand{display:inline-flex;align-items:center;gap:10px}
  .brand-logo{position:relative;font-size:21px;font-weight:800;color:var(--cream);letter-spacing:.01em;white-space:nowrap}
  .brand-corner{
    display:inline-block;margin-left:5px;padding:1px 5px;
    font-size:11px;font-weight:700;line-height:1.4;color:var(--flame);
    border:1px solid rgba(255,91,36,.5);border-radius:3px;vertical-align:3px;
  }

  .nav-links{display:flex;align-items:center;gap:28px}
  .nav-links a{
    position:relative;display:inline-block;padding:6px 0;
    font-size:15px;font-weight:600;color:rgba(243,241,236,.78);
    transition:color .18s var(--ease);
  }
  .nav-links a::after{
    content:"";position:absolute;left:50%;bottom:0;width:0;height:2px;
    background:var(--flame);transform:translateX(-50%);
    transition:width .2s var(--ease);
  }
  .nav-links a:hover{color:#fff}
  .nav-links a:hover::after{width:100%}
  .nav-links a.active{color:#fff}
  .nav-links a.active::after{width:100%}

  .nav-actions{display:flex;align-items:center;gap:12px}
  .icon-btn{
    width:42px;height:42px;display:grid;place-items:center;
    border-radius:999px;border:1px solid rgba(243,241,236,.28);
    background:transparent;color:var(--cream);cursor:pointer;
    transition:border-color .18s var(--ease),color .18s var(--ease),transform .18s var(--ease);
  }
  .icon-btn:hover{border-color:var(--flame);color:var(--flame);transform:translateY(-1px)}

  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    height:44px;padding:0 26px;border-radius:var(--r-btn);
    font-size:15px;font-weight:600;line-height:1;border:1px solid transparent;
    cursor:pointer;transition:background .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease),transform .18s var(--ease),box-shadow .18s var(--ease);
  }
  .btn-primary{background:var(--flame);color:#fff}
  .btn-primary:hover{background:var(--flame-dark);transform:translateY(-1px);box-shadow:0 14px 26px -16px rgba(255,91,36,.85)}
  .btn-primary:active{transform:translateY(0);box-shadow:none}
  .btn-outline{border-color:var(--green);color:var(--green);background:transparent}
  .btn-outline:hover{background:rgba(14,122,99,.08);transform:translateY(-1px)}
  .btn-outline:active{transform:translateY(0)}
  .btn-ghost-light{border-color:rgba(243,241,236,.42);color:var(--cream);background:transparent}
  .btn-ghost-light:hover{background:rgba(243,241,236,.1);transform:translateY(-1px)}
  .btn-sm{height:38px;padding:0 20px;font-size:14px}

  .burger{
    display:none;width:42px;height:42px;place-items:center;
    border-radius:6px;border:1px solid rgba(243,241,236,.28);
    background:transparent;color:var(--cream);cursor:pointer;
  }
  .burger:hover{border-color:var(--flame);color:var(--flame)}

  .drawer{
    position:fixed;top:0;left:0;right:0;z-index:80;
    background:var(--pine);padding:20px 20px 28px;
    transform:translateY(-100%);
    transition:transform .3s var(--ease);
    box-shadow:0 26px 48px -26px rgba(0,0,0,.75);
  }
  .drawer.is-open{transform:translateY(0)}
  .drawer-top{display:flex;align-items:center;justify-content:space-between;padding-bottom:16px;border-bottom:1px solid rgba(243,241,236,.12)}
  .drawer nav a{
    display:block;padding:15px 2px;font-size:16px;font-weight:600;
    color:rgba(243,241,236,.85);border-bottom:1px solid rgba(243,241,236,.1);
  }
  .drawer nav a.active{color:var(--flame)}
  .drawer .btn{width:100%;margin-top:22px}

  /* ---------- 页面头部 ---------- */
  .page-hero{padding:36px 0 0}
  .crumbs{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--ink-2);margin-bottom:30px;flex-wrap:wrap}
  .crumbs a:hover{color:var(--green)}
  .crumbs .sep{color:var(--line)}
  .crumbs .current{color:var(--ink);font-weight:600}

  .hero-grid{display:grid;grid-template-columns:minmax(0,6fr) minmax(0,5fr);gap:48px;align-items:center;padding-bottom:44px}
  .eyebrow{
    display:inline-flex;align-items:center;gap:10px;
    font-size:13.5px;font-weight:600;letter-spacing:.06em;color:var(--green);
  }
  .eyebrow::before{content:"";width:18px;height:2px;background:var(--flame);display:block}
  .hero-copy h1{
    font-size:clamp(30px,4.6vw,52px);
    font-weight:800;letter-spacing:-.02em;line-height:1.15;
    margin:16px 0 20px;max-width:15em;
  }
  .hero-sub{font-size:17px;color:var(--ink-2);max-width:34em;margin-bottom:24px}
  .tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:28px}
  .tag{
    display:inline-flex;align-items:center;height:28px;padding:0 14px;
    border-radius:999px;background:var(--green-soft);color:#0B5D4C;
    font-size:13px;font-weight:600;
  }
  .tag-flame{background:var(--flame-soft);color:#B33A0F}
  .hero-cta{display:flex;flex-wrap:wrap;gap:14px}

  .hero-figure{position:relative;margin:0}
  .hero-figure img{
    width:100%;height:360px;object-fit:cover;
    border-radius:var(--r-card);border:1px solid var(--line);
  }
  .hero-plate{
    position:absolute;right:-16px;bottom:-16px;
    width:104px;height:104px;border-radius:50%;
    display:grid;place-items:center;text-align:center;
    background:var(--flame);color:#fff;
    font-size:13.5px;font-weight:700;line-height:1.4;letter-spacing:.02em;
    box-shadow:0 20px 34px -20px rgba(255,91,36,.95);
  }

  .hero-divider{height:1px;background:var(--line)}

  .info-strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border-bottom:1px solid var(--line)}
  .info-strip > div{padding:20px 22px 20px 0;border-right:1px solid var(--line)}
  .info-strip > div:last-child{border-right:0}
  .info-strip .k{display:block;font-size:13px;color:var(--ink-2);letter-spacing:.04em;margin-bottom:4px}
  .info-strip .v{display:block;font-size:17px;font-weight:700;font-variant-numeric:tabular-nums}

  /* ---------- 主体分栏 ---------- */
  .main-split{padding:64px 0 92px}
  .split{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,8fr);gap:56px;align-items:start}

  .side-box{position:sticky;top:100px}
  .side-title{font-size:13px;font-weight:700;letter-spacing:.1em;color:var(--ink-2);margin-bottom:12px}
  .side-nav{border:1px solid var(--line);border-radius:var(--r-card);background:var(--card);padding:8px}
  .side-nav a{
    display:block;padding:11px 14px;border-radius:4px;
    border-left:3px solid transparent;
    font-size:15px;font-weight:600;color:var(--ink-2);
    transition:background .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease);
  }
  .side-nav a:hover{background:#FBFAF7;color:var(--ink)}
  .side-nav a.is-current{color:var(--green);border-left-color:var(--flame);background:#FBFAF7}

  .side-note{
    margin-top:20px;padding:20px;border:1px solid var(--line);
    border-radius:var(--r-card);background:var(--card);
  }
  .side-note h4{font-size:15px;font-weight:700;margin-bottom:6px}
  .side-note .num{font-size:22px;font-weight:800;color:var(--green);font-variant-numeric:tabular-nums;letter-spacing:.01em}
  .side-note p{font-size:13.5px;color:var(--ink-2);margin:8px 0 0}

  /* ---------- 内容板块 ---------- */
  .content-block{padding-bottom:52px;margin-bottom:52px;border-bottom:1px solid var(--line-soft);scroll-margin-top:104px}
  .content-block:last-child{border-bottom:0;margin-bottom:0;padding-bottom:0}

  .block-head{display:flex;align-items:baseline;gap:12px;margin-bottom:18px}
  .block-num{
    font-size:14px;font-weight:800;color:var(--flame);
    letter-spacing:.06em;font-variant-numeric:tabular-nums;
  }
  .block-head h2{font-size:28px;font-weight:700;line-height:1.3}
  .block-lead{font-size:16.5px;color:var(--ink-2);max-width:38em;margin-bottom:22px}

  .feature-row{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:32px;align-items:start;margin-bottom:22px}
  .feature-row img{
    width:100%;height:100%;min-height:220px;object-fit:cover;
    border-radius:var(--r-card);border:1px solid var(--line);
  }
  .feature-row h3{font-size:18px;font-weight:600;margin-bottom:10px}

  .sub-title{font-size:15px;font-weight:700;color:var(--ink);margin:22px 0 12px}

  .check-list li{position:relative;padding-left:22px;margin-bottom:11px;font-size:15.5px;color:var(--ink-2)}
  .check-list li::before{
    content:"";position:absolute;left:0;top:11px;
    width:8px;height:8px;background:var(--green);border-radius:1px;
  }

  /* ---------- 对比表 ---------- */
  .table-scroll{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r-card);background:var(--card)}
  table.cmp{width:100%;min-width:660px;border-collapse:collapse}
  .cmp th{
    text-align:left;padding:14px 18px;
    font-size:13px;font-weight:700;letter-spacing:.06em;color:var(--ink-2);
    background:#FBFAF7;border-bottom:1px solid var(--line);white-space:nowrap;
  }
  .cmp td{
    padding:16px 18px;font-size:15px;line-height:1.7;color:var(--ink-2);
    border-bottom:1px solid var(--line-soft);vertical-align:top;
  }
  .cmp tbody tr:last-child td{border-bottom:0}
  .cmp tbody tr:hover td{background:#FCFBF8}
  .cmp td strong{color:var(--ink);font-weight:700;display:block;margin-bottom:2px}
  .table-foot{font-size:13.5px;color:var(--ink-2);margin-top:12px}

  /* ---------- 时间线 ---------- */
  .timeline{position:relative;padding-left:30px;margin-top:6px}
  .timeline::before{
    content:"";position:absolute;left:7px;top:8px;bottom:8px;width:2px;
    background:var(--green);opacity:.35;
  }
  .tl-item{position:relative;padding-bottom:26px}
  .tl-item:last-child{padding-bottom:0}
  .tl-item::before{
    content:"";position:absolute;left:-30px;top:7px;
    width:12px;height:12px;border-radius:50%;
    background:var(--green);box-shadow:0 0 0 4px rgba(14,122,99,.14);
    transition:box-shadow .18s var(--ease);
  }
  .tl-item:hover::before{box-shadow:0 0 0 8px rgba(14,122,99,.2)}
  .tl-item h3{font-size:17px;font-weight:600;margin-bottom:6px}
  .tl-item h3 span{color:var(--flame);font-weight:800;margin-right:8px;font-variant-numeric:tabular-nums}
  .tl-item p{font-size:15px;color:var(--ink-2);margin:0}

  /* ---------- 项目网格 ---------- */
  .proj-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
  .proj-card{
    background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
    padding:22px;transition:border-color .18s var(--ease),box-shadow .18s var(--ease),transform .18s var(--ease);
  }
  .proj-card:hover{border-color:var(--green);box-shadow:var(--shadow-card);transform:translateY(-2px)}
  .proj-icon{
    width:42px;height:42px;border-radius:var(--r-card);
    display:grid;place-items:center;margin-bottom:14px;
    background:var(--green-soft);color:var(--green);font-size:17px;
  }
  .proj-card h3{font-size:17.5px;font-weight:600;margin-bottom:8px}
  .proj-card p{font-size:14px;color:var(--ink-2);margin-bottom:12px;line-height:1.7}
  .link-more{font-size:14px;font-weight:600;color:var(--green);display:inline-flex;align-items:center;gap:6px;transition:color .18s var(--ease),gap .18s var(--ease)}
  .link-more:hover{color:var(--flame);gap:10px}

  /* ---------- FAQ ---------- */
  .faq-item{
    background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
    margin-bottom:12px;transition:border-color .18s var(--ease);
  }
  .faq-item.is-open{border-color:var(--green)}
  .faq-q{
    width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
    padding:18px 20px;background:transparent;border:0;cursor:pointer;
    font-size:17px;font-weight:600;color:var(--ink);text-align:left;
  }
  .faq-mark{position:relative;flex:0 0 auto;width:22px;height:22px}
  .faq-mark::before,.faq-mark::after{content:"";position:absolute;background:var(--green);transition:transform .2s var(--ease),opacity .2s var(--ease)}
  .faq-mark::before{left:3px;right:3px;top:10px;height:2px}
  .faq-mark::after{top:3px;bottom:3px;left:10px;width:2px}
  .faq-item.is-open .faq-mark::after{transform:scaleY(0);opacity:0}
  .faq-a{max-height:0;overflow:hidden;transition:max-height .28s var(--ease)}
  .faq-a p{padding:0 20px 20px;margin:0;font-size:15.5px;color:var(--ink-2)}

  /* ---------- CTA ---------- */
  .cta-band{background:var(--pine);color:var(--cream);padding:76px 0;position:relative;overflow:hidden}
  .cta-band::after{
    content:"";position:absolute;right:-120px;top:-120px;width:340px;height:340px;
    border:1px solid rgba(243,241,236,.1);border-radius:50%;
  }
  .cta-grid{position:relative;display:grid;grid-template-columns:minmax(0,5fr) minmax(0,6fr);gap:56px;align-items:start}
  .cta-band h2{font-size:clamp(26px,3.3vw,36px);font-weight:700;color:#fff;margin-bottom:16px;max-width:14em;line-height:1.25}
  .cta-band .cta-text{color:rgba(243,241,236,.75);font-size:16px;max-width:30em}
  .cta-points{margin-top:26px}
  .cta-points li{
    display:flex;gap:10px;align-items:flex-start;
    font-size:15px;color:rgba(243,241,236,.8);margin-bottom:12px;
  }
  .cta-points i{color:var(--flame);margin-top:7px;font-size:12px}

  .cta-frame{
    border:1px solid rgba(243,241,236,.2);border-radius:8px;
    padding:28px;background:rgba(255,255,255,.03);
  }
  .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
  .field{display:flex;flex-direction:column;gap:8px}
  .field.full{grid-column:1 / -1}
  .field label{font-size:14px;color:rgba(243,241,236,.78)}
  .field input,.field select{
    height:46px;padding:0 14px;font-size:15px;
    border-radius:var(--r-card);border:1px solid rgba(243,241,236,.24);
    background:rgba(255,255,255,.06);color:var(--cream);
    transition:border-color .18s var(--ease),box-shadow .18s var(--ease),background .18s var(--ease);
  }
  .field input::placeholder{color:rgba(243,241,236,.42)}
  .field input:focus,.field select:focus{
    outline:none;border-color:var(--green-light);
    box-shadow:0 0 0 3px rgba(47,191,154,.2);
    background:rgba(255,255,255,.1);
  }
  .field select option{color:#151917}
  .form-actions{grid-column:1 / -1;display:flex;align-items:center;gap:16px;flex-wrap:wrap}
  .form-note{font-size:13px;color:rgba(243,241,236,.58);margin-top:14px}
  .form-msg{
    display:none;margin-top:16px;padding:12px 14px;border-radius:var(--r-card);
    background:rgba(47,191,154,.14);border:1px solid rgba(47,191,154,.42);
    color:#D6F5EC;font-size:14px;
  }
  .form-msg.show{display:block}

  /* ---------- 页脚 ---------- */
  .site-footer{background:var(--pine-deep);color:var(--cream);padding:64px 0 28px}
  .footer-grid{display:grid;grid-template-columns:minmax(0,4fr) repeat(3,minmax(0,2.6fr));gap:40px}
  .footer-brand p{font-size:15px;color:rgba(243,241,236,.7);margin:16px 0 0;max-width:32em}
  .footer-col h4{font-size:16px;font-weight:700;color:#fff;margin-bottom:18px}
  .footer-col ul li{font-size:14.5px;line-height:1.7;color:rgba(243,241,236,.72);margin-bottom:10px}
  .footer-col ul li a{transition:color .18s var(--ease)}
  .footer-col ul li a:hover{color:var(--flame)}
  .social{display:flex;gap:12px;margin-top:16px}
  .social a{
    width:40px;height:40px;border-radius:999px;display:grid;place-items:center;
    border:1px solid rgba(243,241,236,.22);color:var(--cream);
    transition:color .18s var(--ease),border-color .18s var(--ease),transform .18s var(--ease);
  }
  .social a:hover{color:var(--flame);border-color:var(--flame);transform:translateY(-2px)}
  .footer-bottom{
    margin-top:48px;padding-top:22px;border-top:1px solid rgba(243,241,236,.14);
    display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
    font-size:13.5px;color:rgba(243,241,236,.55);
  }

  /* ---------- 入场动效 ---------- */
  .reveal{opacity:0;transform:translateY(10px);transition:opacity .36s var(--ease),transform .36s var(--ease)}
  .reveal.is-in{opacity:1;transform:none}

  @media (prefers-reduced-motion: reduce){
    html{scroll-behavior:auto}
    *,*::before,*::after{animation:none!important;transition:none!important}
    .reveal{opacity:1;transform:none}
  }

  /* ---------- 响应式 ---------- */
  @media (max-width:1280px){
    .container{padding-left:32px;padding-right:32px}
  }

  @media (max-width:1024px){
    .split{grid-template-columns:1fr;gap:32px}
    .side-box{position:static}
    .side-title{margin-bottom:10px}
    .side-nav{display:flex;gap:6px;overflow-x:auto;padding:8px;scrollbar-width:none}
    .side-nav::-webkit-scrollbar{display:none}
    .side-nav a{white-space:nowrap;border-left:0;border-bottom:2px solid transparent;padding:9px 12px}
    .side-nav a.is-current{border-left-color:transparent;border-bottom-color:var(--flame)}
    .hero-grid{grid-template-columns:1fr;gap:34px}
    .hero-figure img{height:300px}
    .cta-grid,.feature-row{grid-template-columns:1fr;gap:28px}
    .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:36px}
    .proj-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
    .info-strip{grid-template-columns:repeat(2,minmax(0,1fr))}
    .info-strip > div:nth-child(2){border-right:0}
    .info-strip > div:nth-child(1),.info-strip > div:nth-child(2){border-bottom:1px solid var(--line)}
  }

  @media (max-width:900px){
    .nav-links{display:none}
    .nav-actions .icon-btn{display:none}
    .burger{display:grid}
  }

  @media (max-width:768px){
    .container{padding-left:20px;padding-right:20px}
    .page-hero{padding-top:26px}
    .hero-grid{padding-bottom:34px}
    .hero-copy h1{margin:12px 0 16px}
    .hero-figure img{height:236px}
    .hero-plate{width:84px;height:84px;font-size:12px;right:10px;bottom:-12px}
    .info-strip > div{padding:16px 16px 16px 0}
    .main-split{padding:44px 0 64px}
    .content-block{padding-bottom:38px;margin-bottom:38px}
    .block-head h2{font-size:23px}
    .cta-band{padding:56px 0}
    .cta-frame{padding:22px}
    .form-grid{grid-template-columns:1fr}
    .footer-grid{grid-template-columns:1fr;gap:32px}
    .proj-grid{grid-template-columns:1fr}
    .footer-bottom{flex-direction:column;gap:8px}
  }

  @media (max-width:520px){
    .hero-cta .btn{width:100%}
    .info-strip{grid-template-columns:1fr}
    .info-strip > div{border-right:0;border-bottom:1px solid var(--line);padding-right:0}
    .info-strip > div:last-child{border-bottom:0}
  }