/* roulang page: index */
:root{
  --ink:#0F2E24;
  --ink-soft:#164537;
  --lime:#C8F04B;
  --lime-soft:#DDFB86;
  --clay:#E8622F;
  --bg:#F7F8F4;
  --bg-alt:#EEF2EA;
  --text:#22322B;
  --muted:#5C6E64;
  --line:#E1E8DF;
  --white:#FFFFFF;
  --r-card:16px;
  --r-img:14px;
  --r-btn:10px;
  --shadow:0 6px 18px rgba(15,46,36,.06);
  --shadow-hover:0 16px 36px rgba(15,46,36,.14);
  --ease:cubic-bezier(.2,.7,.3,1);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.7;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
::selection{background:var(--lime);color:var(--ink);}
:focus-visible{outline:2px solid var(--ink);outline-offset:3px;}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
.section{padding:96px 0;}
.section-alt{background:var(--bg-alt);}
.section-dark{background:var(--ink);color:#EAF2EC;}

.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.08em;
  text-transform:uppercase;color:var(--ink);margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--lime);display:inline-block;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;flex-wrap:wrap;}
.section-head h2{font-size:34px;line-height:1.25;font-weight:800;letter-spacing:-.015em;}
.section-note{font-size:15px;color:var(--muted);max-width:420px;}
.section-dark .section-note{color:#B9CCC1;}
.section-dark .eyebrow{color:var(--lime);}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:60;background:rgba(247,248,244,.94);backdrop-filter:blur(12px);border-bottom:1px solid var(--line);}
.nav-wrap{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;height:76px;gap:16px;}
.nav-group{display:flex;align-items:center;gap:26px;}
.nav-group-right{justify-content:flex-end;}
.nav-link{position:relative;font-size:15px;font-weight:500;color:var(--text);padding:6px 0;transition:color .2s var(--ease);}
.nav-link::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;background:var(--lime);transform:scaleX(0);transform-origin:left;transition:transform .24s var(--ease);}
.nav-link:hover{color:var(--ink);}
.nav-link:hover::after,.nav-link.is-active::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--ink);font-weight:700;}
.brand{display:inline-flex;align-items:center;gap:10px;justify-self:center;}
.brand-mark{width:28px;height:28px;border-radius:8px;background:var(--lime);display:inline-flex;align-items:center;justify-content:center;flex:none;}
.brand-name{font-size:18px;font-weight:800;letter-spacing:-.01em;color:var(--ink);white-space:nowrap;}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 26px;border-radius:var(--r-btn);border:1.5px solid transparent;font-size:15px;font-weight:700;cursor:pointer;transition:transform .22s var(--ease),background-color .22s var(--ease),box-shadow .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease);}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}
.btn-primary{background:var(--lime);color:var(--ink);}
.btn-primary:hover{background:var(--lime-soft);transform:translateY(-2px);}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.72);color:#fff;}
.btn-ghost:hover{background:rgba(255,255,255,.14);transform:translateY(-2px);}
.btn-outline{background:transparent;border-color:var(--ink);color:var(--ink);}
.btn-outline:hover{background:rgba(15,46,36,.08);transform:translateY(-2px);}
.btn:disabled,.btn.is-disabled{opacity:.45;pointer-events:none;}
.nav-toggle{display:none;align-items:center;justify-content:center;width:44px;height:44px;border-radius:var(--r-btn);border:1px solid var(--line);background:#fff;cursor:pointer;}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);position:relative;transition:background .2s var(--ease);}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);transition:transform .22s var(--ease);}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}
.nav-panel{display:none;background:#fff;border-top:1px solid var(--line);}
.nav-panel.is-open{display:block;}
.nav-panel a{display:flex;align-items:center;min-height:52px;padding:0 24px;border-bottom:1px solid var(--line);font-size:16px;font-weight:500;color:var(--text);}
.nav-panel a:hover{background:var(--bg-alt);color:var(--ink);}
.nav-panel .panel-cta{padding:16px 24px 20px;border-bottom:none;}
.nav-panel .panel-cta .btn{width:100%;}

/* ---------- hero ---------- */
.hero{position:relative;min-height:78vh;display:flex;align-items:center;overflow:hidden;background-image:url('/assets/images/backpic/back-1.png');background-size:cover;background-position:center;color:#fff;}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(15,46,36,.94) 0%,rgba(15,46,36,.80) 46%,rgba(15,46,36,.44) 100%);}
.hero-arc{position:absolute;right:-120px;bottom:-140px;width:640px;height:640px;opacity:.12;z-index:1;pointer-events:none;}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;width:100%;padding:88px 0 80px;}
.hero-copy{max-width:620px;}
.hero-badge{display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 14px;border-radius:999px;border:1px solid rgba(200,240,75,.6);color:var(--lime);font-size:13px;font-weight:600;letter-spacing:.04em;margin-bottom:22px;}
.hero h1{font-size:48px;line-height:1.16;font-weight:800;letter-spacing:-.015em;margin-bottom:20px;}
.hero-sub{font-size:20px;font-weight:600;color:#EAF6EC;margin-bottom:12px;}
.hero-desc{font-size:16px;line-height:1.8;color:#C9DCD1;max-width:520px;margin-bottom:32px;}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;}
.hero-card{justify-self:end;align-self:end;width:300px;background:rgba(255,255,255,.92);backdrop-filter:blur(8px);border-radius:var(--r-card);padding:22px;color:var(--text);box-shadow:0 18px 40px rgba(0,0,0,.22);}
.hero-card-title{font-size:15px;font-weight:800;color:var(--ink);margin-bottom:14px;letter-spacing:-.01em;}
.hero-card ol{display:flex;flex-direction:column;gap:12px;}
.hero-card li{display:flex;gap:10px;font-size:13.5px;line-height:1.6;color:var(--muted);}
.step-num{flex:none;width:24px;height:24px;border-radius:7px;background:var(--ink);color:var(--lime);font-size:12px;font-weight:800;display:inline-flex;align-items:center;justify-content:center;font-variant-numeric:tabular-nums;}
.hero-card-link{display:inline-flex;align-items:center;gap:6px;margin-top:16px;font-size:13.5px;font-weight:700;color:var(--ink);}
.hero-card-link span{transition:transform .22s var(--ease);}
.hero-card-link:hover span{transform:translateX(4px);}

/* ---------- feature ---------- */
.feature-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:stretch;}
.card{border-radius:var(--r-card);border:1px solid var(--line);background:#fff;box-shadow:var(--shadow);transition:transform .22s var(--ease),box-shadow .22s var(--ease);overflow:hidden;}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.feature-main{display:flex;flex-direction:column;min-height:340px;}
.feature-main-media{aspect-ratio:16/9;overflow:hidden;border-radius:var(--r-img);margin:14px 14px 0;}
.feature-main-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease);}
.feature-main:hover .feature-main-media img{transform:scale(1.04);}
.feature-body{padding:20px 24px 24px;}
.feature-body h3{font-size:20px;font-weight:800;color:var(--ink);margin-bottom:10px;letter-spacing:-.01em;}
.feature-body p{font-size:15px;color:var(--muted);margin-bottom:14px;}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:700;color:var(--ink);}
.link-arrow span{transition:transform .22s var(--ease);}
.link-arrow:hover span{transform:translateX(4px);}
.feature-side{display:flex;flex-direction:column;gap:24px;}
.feature-mini{display:flex;gap:16px;padding:20px;min-height:162px;align-items:center;}
.feature-mini-media{flex:none;width:96px;height:96px;border-radius:var(--r-img);overflow:hidden;}
.feature-mini-media img{width:100%;height:100%;object-fit:cover;}
.feature-mini h3{font-size:18px;font-weight:800;color:var(--ink);margin-bottom:8px;}
.feature-mini p{font-size:14px;color:var(--muted);line-height:1.65;}

/* ---------- scenes ---------- */
.scene{display:grid;grid-template-columns:5fr 7fr;gap:48px;align-items:center;padding:32px 0;}
.scene.reverse .scene-media{order:2;}
.scene-media{position:relative;aspect-ratio:4/3;border-radius:var(--r-img);overflow:hidden;box-shadow:var(--shadow);}
.scene-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease);}
.scene-media:hover img{transform:scale(1.03);}
.scene-media .pill{position:absolute;left:16px;bottom:16px;}
.pill{display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;background:var(--lime);color:var(--ink);font-size:13px;font-weight:600;letter-spacing:.02em;}
.pill-ghost{background:transparent;border:1px solid var(--lime);color:var(--lime);}
.scene-copy h3{font-size:24px;font-weight:800;color:var(--ink);margin-bottom:14px;letter-spacing:-.01em;}
.scene-copy p{font-size:16px;color:var(--muted);margin-bottom:8px;}
.scene-copy .link-arrow{margin-top:14px;}
.scene-divider{width:96px;height:1px;background:var(--line);margin:24px 0;}

/* ---------- cases ---------- */
.case-track{display:flex;gap:24px;overflow-x:auto;scroll-snap-type:x mandatory;padding:12px 0 20px;scrollbar-width:thin;}
.case-track::-webkit-scrollbar{height:6px;}
.case-track::-webkit-scrollbar-thumb{background:var(--line);border-radius:999px;}
.case-card{flex:0 0 calc((100% - 48px)/3);scroll-snap-align:start;display:flex;flex-direction:column;}
.case-card:nth-child(2){transform:translateY(-12px);}
.case-media{aspect-ratio:3/2;overflow:hidden;border-radius:var(--r-img);margin:14px 14px 0;}
.case-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease);}
.case-card:hover .case-media img{transform:scale(1.04);}
.case-body{padding:18px 20px 22px;}
.case-tag{font-size:12px;font-weight:700;letter-spacing:.08em;color:var(--clay);margin-bottom:8px;display:block;}
.case-body h3{font-size:18px;font-weight:800;color:var(--ink);margin-bottom:14px;line-height:1.5;}
.stat{font-size:28px;font-weight:800;color:var(--ink);font-variant-numeric:tabular-nums;letter-spacing:-.02em;line-height:1.2;}
.stat em{font-style:normal;font-size:14px;font-weight:700;color:var(--muted);margin-left:2px;}
.stat-desc{font-size:13px;color:var(--muted);margin-top:4px;}

/* ---------- pricing ---------- */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:start;}
.price-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:32px 26px;box-shadow:var(--shadow);transition:transform .22s var(--ease),box-shadow .22s var(--ease);position:relative;}
.price-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.price-card.featured{background:var(--ink);color:#EAF2EC;border-color:var(--ink);transform:translateY(-24px);box-shadow:0 20px 44px rgba(15,46,36,.28);}
.price-card.featured:hover{transform:translateY(-28px);}
.price-card.featured .price-name,.price-card.featured .price-amount{color:#fff;}
.price-card.featured .price-list li{color:#C4D8CB;border-color:rgba(255,255,255,.14);}
.price-card.featured .price-desc{color:#A9C1B3;}
.price-badge{position:absolute;top:-13px;right:22px;height:26px;padding:0 12px;border-radius:999px;background:var(--lime);color:var(--ink);font-size:12px;font-weight:800;letter-spacing:.08em;display:inline-flex;align-items:center;}
.price-name{font-size:14px;font-weight:700;letter-spacing:.08em;color:var(--muted);margin-bottom:16px;}
.price-amount{font-size:40px;font-weight:800;color:var(--ink);line-height:1.1;letter-spacing:-.02em;font-variant-numeric:tabular-nums;margin-bottom:6px;}
.price-amount small{font-size:14px;font-weight:600;color:var(--muted);margin-left:6px;letter-spacing:0;}
.price-card.featured .price-amount small{color:#A9C1B3;}
.price-desc{font-size:13.5px;color:var(--muted);margin-bottom:20px;}
.price-list{display:flex;flex-direction:column;gap:12px;margin-bottom:26px;}
.price-list li{display:flex;align-items:flex-start;gap:10px;font-size:14.5px;color:var(--text);padding-bottom:12px;border-bottom:1px solid var(--line);}
.price-list li:last-child{border-bottom:none;padding-bottom:0;}
.price-list li::before{content:"";flex:none;width:14px;height:14px;margin-top:5px;border-radius:4px;background:var(--lime);}
.price-card .btn{width:100%;}
.price-card.featured .btn-outline{border-color:var(--lime);color:var(--lime);}
.price-card.featured .btn-outline:hover{background:rgba(200,240,75,.14);}

/* ---------- news ---------- */
.news-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:start;}
.news-lead{display:flex;flex-direction:column;}
.news-lead .news-media{aspect-ratio:16/9;overflow:hidden;border-radius:var(--r-img);margin:14px 14px 0;}
.news-lead .news-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease);}
.news-lead:hover .news-media img{transform:scale(1.04);}
.news-lead-body{padding:18px 22px 24px;}
.news-lead-body h3{font-size:22px;font-weight:800;color:var(--ink);line-height:1.45;margin:10px 0;}
.news-lead-body p{font-size:15px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:12px;}
.news-time{font-size:13px;color:var(--muted);}
.news-list{display:flex;flex-direction:column;gap:16px;}
.news-item{display:grid;grid-template-columns:64px 1fr auto;gap:16px;align-items:start;padding:20px;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--shadow);transition:transform .22s var(--ease),box-shadow .22s var(--ease);}
.news-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.news-item:hover h3{color:var(--ink);}
.news-date{display:flex;flex-direction:column;align-items:center;justify-content:center;background:var(--bg-alt);border-radius:10px;padding:8px 0;color:var(--ink);}
.news-date strong{font-size:24px;font-weight:800;line-height:1.1;font-variant-numeric:tabular-nums;}
.news-date span{font-size:12px;color:var(--muted);}
.news-item-body h3{font-size:17px;font-weight:700;color:var(--ink);line-height:1.5;margin-bottom:6px;transition:color .2s var(--ease);}
.news-item-body p{font-size:13.5px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden;}
.news-item-body .pill{margin-bottom:8px;}
.news-arrow{align-self:center;color:var(--clay);font-size:18px;transition:transform .22s var(--ease);}
.news-item:hover .news-arrow{transform:translateX(4px);}
.empty-state{grid-column:1/-1;min-height:240px;border:1.5px dashed var(--line);border-radius:var(--r-card);background:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;padding:32px;text-align:center;}
.empty-mark{width:44px;height:44px;border-radius:12px;border:2px solid var(--line);position:relative;}
.empty-mark::after{content:"";position:absolute;left:50%;top:50%;width:14px;height:2px;background:var(--lime);transform:translate(-50%,-50%);}
.empty-state p{font-size:15px;color:var(--muted);}

/* ---------- faq ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:880px;}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-img);overflow:hidden;}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 22px;background:transparent;border:none;text-align:left;font-size:16.5px;font-weight:700;color:var(--ink);cursor:pointer;transition:color .2s var(--ease);}
.faq-q:hover{color:var(--ink-soft);}
.faq-icon{flex:none;width:20px;height:20px;position:relative;transition:transform .26s var(--ease);}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;left:50%;top:50%;background:var(--ink);transform:translate(-50%,-50%);}
.faq-icon::before{width:14px;height:2px;}
.faq-icon::after{width:2px;height:14px;transition:opacity .26s var(--ease);}
.faq-item.is-open .faq-icon{transform:rotate(180deg);}
.faq-item.is-open .faq-icon::after{opacity:0;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s var(--ease);}
.faq-item.is-open .faq-a{max-height:320px;}
.faq-a-inner{padding:0 22px 20px 22px;font-size:15px;line-height:1.8;color:var(--muted);border-left:0 solid var(--lime);}
.faq-item.is-open .faq-q{border-left:4px solid var(--lime);padding-left:18px;}

/* ---------- cta ---------- */
.cta-band{position:relative;background:var(--ink);color:#fff;overflow:hidden;}
.cta-band::before{content:"";position:absolute;right:-140px;top:-120px;width:620px;height:620px;background:linear-gradient(140deg,rgba(200,240,75,.26),rgba(200,240,75,0) 68%);transform:rotate(-14deg);}
.cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:32px;min-height:220px;padding:48px 0;flex-wrap:wrap;}
.cta-inner h2{font-size:32px;font-weight:800;letter-spacing:-.015em;margin-bottom:12px;}
.cta-inner p{font-size:16px;color:#B9CCC1;max-width:560px;}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:#D8E4DC;border-top:3px solid var(--lime);padding:64px 0 28px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:40px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-name{color:#fff;font-size:17px;}
.footer-desc{font-size:14px;line-height:1.8;color:#A9C1B3;max-width:320px;}
.footer-col h4{font-size:14px;font-weight:700;letter-spacing:.08em;color:#fff;margin-bottom:16px;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{font-size:14px;color:#B9CCC1;transition:color .2s var(--ease);}
.footer-col a:hover{color:var(--lime);}
.footer-contact li{font-size:14px;color:#B9CCC1;line-height:1.8;}
.footer-bottom{margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:#8FA79A;}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  .hero h1{font-size:42px;}
  .hero-card{width:280px;}
}
@media (max-width:1023px){
  .section{padding:72px 0;}
  .nav-wrap{display:flex;justify-content:space-between;align-items:center;position:relative;}
  .nav-group{display:none;}
  .brand{position:absolute;left:50%;transform:translateX(-50%);}
  .brand-name{font-size:15px;}
  .nav-toggle{display:inline-flex;}
  .hero{min-height:auto;}
  .hero-inner{grid-template-columns:1fr;gap:36px;padding:64px 0;}
  .hero-card{justify-self:start;width:100%;max-width:420px;}
  .hero h1{font-size:36px;}
  .feature-grid{grid-template-columns:1fr;}
  .scene{grid-template-columns:1fr;gap:24px;padding:16px 0;}
  .scene.reverse .scene-media{order:0;}
  .news-grid{grid-template-columns:1fr;}
  .price-grid{grid-template-columns:1fr;}
  .price-card.featured{transform:none;}
  .price-card.featured:hover{transform:translateY(-4px);}
  .case-card{flex:0 0 calc((100% - 24px)/2);}
  .case-card:nth-child(2){transform:none;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .section-head h2{font-size:28px;}
  .cta-inner h2{font-size:26px;}
}
@media (max-width:767px){
  .section{padding:56px 0;}
  .container{padding:0 16px;}
  .hero h1{font-size:30px;}
  .hero-sub{font-size:18px;}
  .hero-desc{font-size:15px;}
  .hero-actions .btn{width:100%;}
  .section-head h2{font-size:24px;}
  .scene-copy h3{font-size:20px;}
  .case-card{flex:0 0 82%;}
  .news-item{grid-template-columns:56px 1fr;}
  .news-arrow{display:none;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .cta-inner{flex-direction:column;align-items:flex-start;}
  .cta-inner .btn{width:100%;}
  .price-amount{font-size:34px;}
  .feature-mini{flex-direction:column;align-items:flex-start;}
  .feature-mini-media{width:100%;height:150px;}
}
@media (max-width:519px){
  .brand-name{font-size:13.5px;white-space:normal;line-height:1.2;max-width:150px;}
  .hero-inner{padding:48px 0;}
  .hero h1{font-size:26px;}
  .news-item{padding:16px;}
  .price-card{padding:26px 20px;}
}
@media (hover:none){
  .card:hover,.news-item:hover,.price-card:hover,.btn:hover{transform:none;}
}

/* roulang page: category1 */
:root{
  --ink:#0F2E24;
  --ink-2:#17402F;
  --lime:#C8F04B;
  --clay:#E8622F;
  --bg:#F7F8F4;
  --bg-alt:#EEF2EA;
  --text:#22322B;
  --muted:#5C6E64;
  --line:#E1E8DF;
  --white:#FFFFFF;
  --r-card:16px;
  --r-img:14px;
  --r-btn:10px;
  --r-pill:999px;
  --sh-card:0 6px 18px rgba(15,46,36,.06);
  --sh-hover:0 16px 36px rgba(15,46,36,.14);
  --ease:cubic-bezier(.2,.7,.3,1);
  --pad-y:96px;
  --max:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.7;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease);}
button{font-family:inherit;cursor:pointer;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
h1,h2,h3,h4{letter-spacing:-.015em;line-height:1.25;font-weight:800;}
:focus-visible{outline:2px solid var(--ink);outline-offset:3px;}

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

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 24px;
  border-radius:var(--r-btn);
  font-size:15px;
  font-weight:700;
  letter-spacing:.01em;
  border:1.5px solid transparent;
  transition:transform .22s var(--ease),background .22s var(--ease),box-shadow .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease);
  white-space:nowrap;
}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}
.btn-primary{background:var(--lime);color:var(--ink);}
.btn-primary:hover{filter:brightness(1.06);transform:translateY(-2px);box-shadow:0 10px 24px rgba(15,46,36,.18);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--ink);}
.btn-ghost:hover{background:rgba(15,46,36,.08);transform:translateY(-2px);}
.btn-ghost-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.72);}
.btn-ghost-light:hover{background:rgba(255,255,255,.14);transform:translateY(-2px);}
.btn[disabled],.btn.is-disabled{opacity:.45;pointer-events:none;transform:none;}

.link-arrow{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:700;color:var(--ink);
  border-bottom:1px solid transparent;padding-bottom:2px;
}
.link-arrow i{transition:transform .22s var(--ease);font-size:12px;}
.link-arrow:hover{color:var(--ink);border-bottom-color:var(--lime);}
.link-arrow:hover i{transform:translateX(4px);}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(247,248,244,.9);
  backdrop-filter:saturate(180%) blur(12px);
  -webkit-backdrop-filter:saturate(180%) blur(12px);
  border-bottom:1px solid var(--line);
}
.nav-wrap{
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:16px;
  min-height:72px;
}
.nav-group{display:flex;align-items:center;gap:26px;}
.nav-group-left{justify-content:flex-start;}
.nav-group-right{justify-content:flex-end;gap:18px;}
.nav-link{
  position:relative;
  font-size:15px;font-weight:600;color:var(--text);
  padding:6px 0;
  transition:color .2s var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;
  background:var(--lime);transform:scaleX(0);transform-origin:left;
  transition:transform .22s var(--ease);
}
.nav-link:hover{color:var(--ink);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--ink);font-weight:800;}
.nav-link.is-active::after{transform:scaleX(1);}
.brand{
  display:inline-flex;align-items:center;gap:9px;
  padding:6px 10px;border-radius:12px;
  transition:background .22s var(--ease);
}
.brand:hover{background:rgba(200,240,75,.24);}
.brand-mark{
  width:28px;height:28px;flex:0 0 28px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--lime);border-radius:9px;
}
.brand-name{font-size:18px;font-weight:800;letter-spacing:-.01em;color:var(--ink);white-space:nowrap;}
.nav-toggle{
  display:none;
  position:absolute;right:20px;top:50%;transform:translateY(-50%);
  width:42px;height:42px;border:1px solid var(--line);border-radius:10px;
  background:#fff;
}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{
  display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;
  transition:transform .22s var(--ease),opacity .22s var(--ease);
}
.nav-toggle span{position:relative;margin:0 auto;}
.nav-toggle span::before{content:"";position:absolute;top:-6px;left:0;}
.nav-toggle span::after{content:"";position:absolute;top:6px;left:0;}
.nav-toggle[aria-expanded="true"] span{background:transparent;}
.nav-toggle[aria-expanded="true"] span::before{transform:translateY(6px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span::after{transform:translateY(-6px) rotate(-45deg);}
.nav-panel{
  display:none;
  padding:12px 24px 22px;
  background:#fff;
  border-top:1px solid var(--line);
  box-shadow:0 16px 30px rgba(15,46,36,.10);
}
.nav-panel.is-open{display:block;}
.nav-panel a{
  display:block;
  line-height:52px;height:52px;
  font-size:16px;font-weight:600;color:var(--text);
  border-bottom:1px solid var(--line);
}
.nav-panel a:hover,.nav-panel a.is-active{color:var(--ink);}
.panel-cta{padding-top:16px;}
.panel-cta .btn{width:100%;}

/* ---------- page hero ---------- */
.page-hero{
  background:var(--bg-alt);
  padding:64px 0 56px;
  position:relative;
  overflow:hidden;
}
.page-hero::after{
  content:"";position:absolute;right:-120px;top:-80px;
  width:420px;height:420px;border-radius:50%;
  border:1px dashed rgba(15,46,36,.16);
  pointer-events:none;
}
.hero-grid{
  display:grid;
  grid-template-columns:7fr 5fr;
  gap:48px;
  align-items:center;
  position:relative;
  z-index:1;
}
.crumbs{
  display:flex;align-items:center;gap:8px;
  font-size:13px;color:var(--muted);margin-bottom:18px;
}
.crumbs a:hover{color:var(--ink);}
.crumbs span.sep{opacity:.6;}
.page-hero h1{
  font-size:44px;
  line-height:1.2;
  color:var(--ink);
  max-width:16em;
}
.page-hero .lede{
  margin-top:16px;
  font-size:17px;
  color:var(--muted);
  max-width:34em;
}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.pill{
  display:inline-flex;align-items:center;gap:6px;
  height:26px;padding:0 12px;border-radius:var(--r-pill);
  font-size:13px;font-weight:600;
  background:var(--lime);color:var(--ink);
}
.pill-soft{background:#fff;color:var(--ink);border:1px solid var(--line);}
.pill-dark{background:transparent;color:var(--lime);border:1px solid rgba(200,240,75,.55);}
.hero-figure{
  position:relative;
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--sh-card);
  border:1px solid var(--line);
  aspect-ratio:4/3.4;
  background:#dfe7d8;
}
.hero-figure img{width:100%;height:100%;object-fit:cover;}
.hero-figure::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:5px;background:var(--lime);
}
.hero-figure .fig-cap{
  position:absolute;left:16px;bottom:18px;
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(255,255,255,.94);
  border-radius:var(--r-pill);
  padding:6px 14px;
  font-size:12px;font-weight:600;color:var(--ink);
}

/* ---------- section basics ---------- */
.section{padding:var(--pad-y) 0;}
.section-alt{background:var(--bg-alt);}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;
  margin-bottom:40px;
}
.section-head h2{font-size:34px;color:var(--ink);}
.section-head p{margin-top:10px;color:var(--muted);font-size:16px;max-width:46em;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:800;letter-spacing:.14em;
  color:var(--ink);text-transform:uppercase;
  margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:3px;background:var(--lime);border-radius:2px;}

/* ---------- filter bar ---------- */
.filter-bar{
  display:flex;flex-wrap:wrap;gap:10px;
  padding-bottom:26px;margin-bottom:36px;
  border-bottom:1px dashed var(--line);
}
.filter-bar a{
  display:inline-flex;align-items:center;gap:8px;
  height:40px;padding:0 18px;
  border-radius:var(--r-pill);
  border:1px solid var(--line);
  background:#fff;
  font-size:14px;font-weight:600;color:var(--text);
  transition:all .22s var(--ease);
}
.filter-bar a:hover{border-color:var(--ink);color:var(--ink);transform:translateY(-2px);}
.filter-bar a.is-current{background:var(--lime);border-color:var(--lime);color:var(--ink);font-weight:800;}

/* ---------- channel grid ---------- */
.channel-layout{
  display:grid;
  grid-template-columns:8fr 4fr;
  gap:32px;
  align-items:start;
}
.channel-stack{display:grid;gap:24px;}
.channel-card{
  display:grid;
  grid-template-columns:220px 1fr;
  gap:0;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh-card);
  overflow:hidden;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.channel-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:#cfdcc9;}
.channel-thumb{
  position:relative;
  background:#dfe7d8;
  min-height:100%;
}
.channel-thumb img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0;}
.channel-body{padding:24px 26px;display:flex;flex-direction:column;gap:12px;}
.channel-body h3{font-size:20px;color:var(--ink);}
.channel-body p{font-size:15px;color:var(--muted);}
.channel-meta{display:flex;flex-wrap:wrap;gap:8px;align-items:center;}
.meta-note{font-size:13px;color:var(--muted);}
.channel-list{display:grid;gap:8px;margin-top:2px;}
.channel-list li{
  position:relative;padding-left:20px;font-size:14.5px;color:var(--text);
}
.channel-list li::before{
  content:"";position:absolute;left:0;top:9px;
  width:8px;height:8px;background:var(--lime);border-radius:2px;
}
.channel-foot{
  margin-top:auto;padding-top:14px;
  border-top:1px dashed var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:12px;
}

/* ---------- sticky aside ---------- */
.sticky-card{
  position:sticky;top:96px;
  background:var(--ink);
  color:#D8E4DC;
  border-radius:var(--r-card);
  padding:26px 24px;
  border:1px solid rgba(255,255,255,.12);
}
.sticky-card h3{color:#fff;font-size:19px;margin-bottom:6px;}
.sticky-card .sub{font-size:13px;color:rgba(216,228,220,.72);margin-bottom:18px;}
.step-mini{display:grid;gap:16px;margin:0 0 22px;}
.step-mini li{display:grid;grid-template-columns:26px 1fr;gap:12px;align-items:start;}
.step-mini .num{
  width:26px;height:26px;border-radius:8px;
  background:rgba(200,240,75,.16);
  color:var(--lime);
  font-size:13px;font-weight:800;
  display:flex;align-items:center;justify-content:center;
  font-variant-numeric:tabular-nums;
}
.step-mini strong{display:block;font-size:14.5px;color:#fff;font-weight:700;}
.step-mini span.txt{font-size:13px;color:rgba(216,228,220,.74);line-height:1.6;}
.sticky-card .btn{width:100%;}
.sticky-card .aside-note{
  margin-top:14px;font-size:12.5px;color:rgba(216,228,220,.62);line-height:1.6;
}

/* ---------- steps ---------- */
.steps{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:20px;
}
.step-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px 22px;box-shadow:var(--sh-card);
  position:relative;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease);
}
.step-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);}
.step-card .idx{
  font-size:28px;font-weight:800;color:var(--ink);
  letter-spacing:.04em;font-variant-numeric:tabular-nums;
  line-height:1;
}
.step-card .idx em{font-size:13px;font-style:normal;color:var(--muted);margin-left:6px;font-weight:600;}
.step-card h3{font-size:17px;color:var(--ink);margin:14px 0 8px;}
.step-card p{font-size:14.5px;color:var(--muted);}
.step-card::after{
  content:"";position:absolute;left:22px;top:0;width:44px;height:3px;background:var(--lime);border-radius:0 0 3px 3px;
}

/* ---------- audience / scene ---------- */
.scene-grid{
  display:grid;
  grid-template-columns:5fr 7fr;
  gap:48px;align-items:center;
}
.scene-figure{
  position:relative;border-radius:var(--r-card);overflow:hidden;
  aspect-ratio:4/3;border:1px solid var(--line);box-shadow:var(--sh-card);
}
.scene-figure img{width:100%;height:100%;object-fit:cover;}
.scene-figure .pill{position:absolute;left:14px;bottom:14px;}
.scene-text h2{font-size:32px;color:var(--ink);margin-bottom:16px;}
.scene-text p{color:var(--muted);margin-bottom:14px;}
.check-list{display:grid;gap:12px;margin:20px 0 24px;}
.check-list li{display:flex;gap:10px;align-items:flex-start;font-size:15px;color:var(--text);}
.check-list i{color:var(--ink);background:var(--lime);border-radius:50%;width:18px;height:18px;font-size:10px;display:inline-flex;align-items:center;justify-content:center;margin-top:5px;flex:0 0 18px;}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:12px;max-width:920px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-img);
  overflow:hidden;
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.faq-item:hover{border-color:#cfdcc9;box-shadow:var(--sh-card);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  background:transparent;border:0;text-align:left;
  padding:18px 20px;
  font-size:16px;font-weight:700;color:var(--ink);
  position:relative;
}
.faq-q::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:4px;
  background:var(--lime);border-radius:0 3px 3px 0;
  transform:scaleY(0);transform-origin:center;transition:transform .22s var(--ease);
}
.faq-item.is-open .faq-q::before{transform:scaleY(1);}
.faq-q i{font-size:13px;color:var(--muted);transition:transform .25s var(--ease);}
.faq-item.is-open .faq-q i{transform:rotate(180deg);color:var(--ink);}
.faq-a{display:none;padding:0 20px 18px;font-size:15px;line-height:1.8;color:var(--muted);}
.faq-item.is-open .faq-a{display:block;}

/* ---------- CTA ---------- */
.cta-band{
  background:var(--ink);
  color:#fff;
  position:relative;
  overflow:hidden;
}
.cta-band::before{
  content:"";position:absolute;right:-60px;top:-60px;bottom:-60px;width:46%;
  background:linear-gradient(120deg,rgba(200,240,75,0) 0%,rgba(200,240,75,.18) 100%);
  transform:skewX(-14deg);
  pointer-events:none;
}
.cta-inner{
  position:relative;z-index:1;
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  padding:56px 0;
}
.cta-inner h2{font-size:30px;color:#fff;max-width:20em;}
.cta-inner p{margin-top:10px;color:rgba(216,228,220,.82);font-size:15px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}

/* ---------- footer ---------- */
.site-footer{
  background:#0F2E24;
  color:#D8E4DC;
  padding-top:0;
  border-top:3px solid var(--lime);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.2fr;
  gap:40px;
  padding:56px 0 40px;
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand .brand-name{color:#fff;font-size:17px;}
.footer-desc{font-size:14px;color:rgba(216,228,220,.74);line-height:1.8;max-width:30em;}
.footer-col h4{font-size:14px;color:#fff;letter-spacing:.08em;margin-bottom:16px;font-weight:800;}
.footer-col ul{display:grid;gap:10px;}
.footer-col a{font-size:14px;color:#D8E4DC;}
.footer-col a:hover{color:var(--lime);}
.footer-contact li{font-size:13.5px;color:rgba(216,228,220,.74);line-height:1.7;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:18px 0 22px;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12.5px;color:rgba(216,228,220,.62);
}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  .page-hero h1{font-size:38px;}
}
@media (max-width:1023px){
  :root{--pad-y:72px;}
  .nav-wrap{grid-template-columns:1fr;justify-items:center;position:relative;min-height:64px;}
  .nav-group{display:none;}
  .nav-toggle{display:block;}
  .hero-grid{grid-template-columns:1fr;gap:28px;}
  .page-hero{padding:44px 0 40px;}
  .page-hero h1{font-size:32px;}
  .channel-layout{grid-template-columns:1fr;}
  .sticky-card{position:static;}
  .steps{grid-template-columns:repeat(2,1fr);}
  .scene-grid{grid-template-columns:1fr;gap:28px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-inner{flex-direction:column;align-items:flex-start;gap:22px;padding:48px 0;}
}
@media (max-width:767px){
  :root{--pad-y:56px;}
  .container{padding:0 18px;}
  .page-hero h1{font-size:28px;}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px;}
  .section-head h2{font-size:24px;}
  .channel-card{grid-template-columns:1fr;}
  .channel-thumb{min-height:180px;position:relative;}
  .channel-thumb img{position:relative;height:180px;}
  .steps{grid-template-columns:1fr;}
  .scene-text h2{font-size:24px;}
  .cta-inner h2{font-size:23px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;gap:8px;}
}
@media (max-width:519px){
  .page-hero h1{font-size:25px;}
  .hero-tags{gap:8px;}
  .filter-bar a{height:36px;padding:0 14px;font-size:13px;}
  .channel-body{padding:20px 18px;}
  .faq-q{font-size:15px;padding:16px 16px;}
  .btn{width:100%;}
  .nav-panel .btn,.sticky-card .btn{width:100%;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;}
}

/* roulang page: article */
:root{
  --ink:#0F2E24;
  --ink-soft:#1B4034;
  --lime:#C8F04B;
  --clay:#E8622F;
  --bg:#F7F8F4;
  --bg-alt:#EEF2EA;
  --text:#22322B;
  --muted:#5C6E64;
  --line:#E1E8DF;
  --white:#FFFFFF;
  --r-card:16px;
  --r-img:14px;
  --r-btn:10px;
  --r-pill:999px;
  --shadow-card:0 6px 18px rgba(15,46,36,.06);
  --shadow-hover:0 16px 36px rgba(15,46,36,.14);
  --ease:cubic-bezier(.2,.7,.3,1);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.7;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
h1,h2,h3,h4,p,figure,blockquote,ul,ol{margin:0;padding:0;}
ul,ol{list-style:none;}
img{display:block;max-width:100%;height:auto;border:0;}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease);}
button{font-family:inherit;border:0;background:none;padding:0;cursor:pointer;line-height:1;}
strong{font-weight:700;}
::selection{background:var(--lime);color:var(--ink);}
:focus-visible{outline:2px solid var(--ink);outline-offset:3px;border-radius:6px;}

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

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(247,248,244,.9);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav-wrap{
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:24px;
  height:78px;
}
.nav-group{display:flex;align-items:center;gap:26px;}
.nav-group-right{justify-content:flex-end;gap:20px;}
.nav-link{
  position:relative;
  font-size:15px;
  font-weight:600;
  color:var(--text);
  padding:6px 0;
  white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;
  background:var(--lime);border-radius:2px;
  transform:scaleX(0);transform-origin:left;
  transition:transform .22s var(--ease);
}
.nav-link:hover,.nav-link:focus-visible{color:var(--ink);}
.nav-link:hover::after,.nav-link:focus-visible::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--ink);}
.nav-link.is-active::after{transform:scaleX(1);}
.brand{display:flex;align-items:center;gap:10px;justify-self:center;}
.brand-mark{
  width:28px;height:28px;border-radius:8px;background:var(--lime);
  display:grid;place-items:center;flex:0 0 auto;
}
.brand-name{font-size:18px;font-weight:800;letter-spacing:-.01em;color:var(--ink);white-space:nowrap;}
.nav-toggle{
  display:none;
  width:42px;height:42px;border:1px solid var(--line);border-radius:10px;
  background:var(--white);position:relative;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.nav-toggle:hover{border-color:var(--ink);}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after{
  position:absolute;left:50%;width:16px;height:2px;border-radius:2px;
  background:var(--ink);content:"";transform:translateX(-50%);
  transition:transform .22s var(--ease),opacity .2s var(--ease);
}
.nav-toggle span{top:calc(50% - 1px);}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}
.nav-toggle.is-open span{background:transparent;}
.nav-toggle.is-open span::before{transform:translateX(-50%) translateY(6px) rotate(45deg);}
.nav-toggle.is-open span::after{transform:translateX(-50%) translateY(-6px) rotate(-45deg);}
.nav-panel{
  display:none;
  background:var(--white);
  border-top:1px solid var(--line);
  padding:8px 24px 20px;
}
.nav-panel.is-open{display:block;}
.nav-panel a{
  display:flex;align-items:center;
  min-height:52px;
  font-size:16px;font-weight:600;
  border-bottom:1px solid var(--line);
}
.nav-panel a:hover{color:var(--clay);}
.nav-panel .panel-cta{padding-top:16px;border-bottom:0;}
.nav-panel .panel-cta .btn{width:100%;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;
  border-radius:var(--r-btn);
  border:1.5px solid transparent;
  font-size:15px;font-weight:700;letter-spacing:.01em;
  text-align:center;cursor:pointer;
  transition:transform .22s var(--ease),background .2s var(--ease),color .2s var(--ease),box-shadow .22s var(--ease),filter .2s var(--ease),border-color .2s var(--ease);
}
.btn-primary{background:var(--lime);color:var(--ink);}
.btn-primary:hover{filter:brightness(1.06);transform:translateY(-2px);box-shadow:0 12px 24px rgba(15,46,36,.18);}
.btn-primary:active{transform:translateY(0);box-shadow:none;}
.btn-ghost{background:transparent;border-color:var(--ink);color:var(--ink);}
.btn-ghost:hover{background:rgba(15,46,36,.06);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}

/* ---------- 文章页头带 ---------- */
.article-hero{
  position:relative;
  overflow:hidden;
  background:var(--bg-alt);
  border-bottom:1px solid var(--line);
  padding:36px 0 52px;
}
.article-hero .arc{
  position:absolute;
  border:2px solid rgba(15,46,36,.12);
  border-radius:50%;
  pointer-events:none;
}
.article-hero .arc-1{width:460px;height:460px;right:-150px;bottom:-230px;}
.article-hero .arc-2{width:300px;height:300px;right:-50px;bottom:-170px;border-color:rgba(200,240,75,.55);}
.article-hero .container{position:relative;z-index:1;}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--muted);
  margin-bottom:18px;
}
.breadcrumb a{text-decoration:underline;text-decoration-color:transparent;text-underline-offset:4px;transition:text-decoration-color .2s var(--ease),color .2s var(--ease);}
.breadcrumb a:hover{color:var(--ink);text-decoration-color:var(--lime);}
.breadcrumb .sep{color:#9FB0A5;}
.breadcrumb .current{color:var(--ink);font-weight:600;}
.article-title{
  font-size:36px;
  font-weight:800;
  line-height:1.35;
  letter-spacing:-.015em;
  color:var(--ink);
  max-width:900px;
  word-break:break-word;
}
.meta-bar{
  display:flex;flex-wrap:wrap;align-items:center;gap:14px;
  margin-top:22px;
  font-size:13px;color:var(--muted);
}
.pill{
  display:inline-flex;align-items:center;
  height:26px;padding:0 12px;
  border-radius:var(--r-pill);
  background:var(--lime);color:var(--ink);
  font-size:13px;font-weight:600;
  white-space:nowrap;
}
.pill-outline{background:transparent;border:1px solid rgba(200,240,75,.6);color:var(--lime);}
.meta-bar .divider{width:1px;height:14px;background:var(--line);}

/* ---------- 正文布局 ---------- */
.article-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 280px;
  gap:56px;
  align-items:start;
  padding:56px 0 72px;
}
.article-main{min-width:0;max-width:760px;}
.article-body{
  font-size:17px;
  line-height:1.85;
  color:var(--text);
  word-break:break-word;
}
.article-body p{margin:0 0 20px;}
.article-body h2{
  position:relative;
  font-size:24px;font-weight:700;line-height:1.45;
  color:var(--ink);
  margin:40px 0 14px;
  padding-left:14px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.42em;
  width:4px;height:18px;border-radius:2px;background:var(--lime);
}
.article-body h3{
  font-size:19px;font-weight:700;line-height:1.5;
  color:var(--ink);
  margin:28px 0 12px;
}
.article-body h4{font-size:17px;font-weight:700;color:var(--ink);margin:22px 0 10px;}
.article-body ul{margin:0 0 20px;padding:0;}
.article-body ul li{position:relative;padding-left:20px;margin-bottom:10px;}
.article-body ul li::before{
  content:"";position:absolute;left:0;top:.72em;
  width:7px;height:7px;border-radius:1px;background:var(--lime);
}
.article-body ol{margin:0 0 20px;padding-left:20px;list-style:decimal;}
.article-body ol li{margin-bottom:10px;}
.article-body blockquote{
  margin:26px 0;
  padding:18px 22px;
  border-left:3px solid var(--lime);
  background:#F1F5EC;
  border-radius:0 12px 12px 0;
  color:#33473D;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body a{
  color:var(--ink);
  text-decoration:underline;
  text-decoration-color:var(--lime);
  text-underline-offset:3px;
}
.article-body a:hover{color:var(--clay);text-decoration-color:var(--clay);}
.article-body img{border-radius:12px;margin:10px 0 12px;width:100%;height:auto;}
.article-body figure{margin:24px 0;}
.article-body figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:12px;}
.article-body table{
  width:100%;border-collapse:collapse;font-size:15px;
  display:block;overflow-x:auto;margin:22px 0;
}
.article-body th,.article-body td{
  border-bottom:1px solid var(--line);
  padding:12px 14px;text-align:left;vertical-align:top;
}
.article-body th{background:var(--bg-alt);color:var(--ink);font-weight:700;white-space:nowrap;}

/* 文末操作 */
.article-foot{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;
  margin-top:48px;padding-top:32px;border-top:1px solid var(--line);
}
.foot-note{font-size:13px;color:var(--muted);}
.foot-note a{color:var(--ink);text-decoration:underline;text-decoration-color:var(--lime);text-underline-offset:3px;}

/* 空态 */
.empty-state{
  border:1.5px dashed #CBD8CD;
  border-radius:var(--r-card);
  background:var(--white);
  min-height:260px;
  display:grid;place-items:center;
  padding:44px 24px;
  text-align:center;
}
.empty-state .empty-icon{
  width:64px;height:64px;margin:0 auto 18px;
  border-radius:18px;background:var(--bg-alt);
  display:grid;place-items:center;
}
.empty-state h2{font-size:20px;font-weight:700;color:var(--ink);margin-bottom:10px;}
.empty-state p{font-size:15px;color:var(--muted);margin-bottom:22px;}

/* 侧栏 */
.article-side{
  position:sticky;top:104px;
  display:grid;gap:20px;
}
.side-card{
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:20px;
  box-shadow:var(--shadow-card);
}
.side-card h3{
  font-size:14px;font-weight:700;letter-spacing:.08em;
  color:var(--ink);margin-bottom:14px;
}
.toc-list li{margin-bottom:4px;}
.toc-list a{
  display:block;
  font-size:14px;line-height:1.6;color:var(--muted);
  padding:7px 0 7px 12px;
  border-left:2px solid var(--line);
  transition:color .2s var(--ease),border-color .2s var(--ease),padding-left .2s var(--ease);
}
.toc-list a:hover{color:var(--ink);border-left-color:var(--lime);padding-left:16px;}
.toc-empty{font-size:13px;color:#8A9A8F;line-height:1.7;}
.side-links li + li{border-top:1px solid var(--line);}
.side-links a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  font-size:14px;font-weight:600;color:var(--text);
  padding:12px 0;
  transition:color .2s var(--ease);
}
.side-links a .arrow{color:var(--clay);transition:transform .22s var(--ease);}
.side-links a:hover{color:var(--ink);}
.side-links a:hover .arrow{transform:translateX(4px);}

/* ---------- 相关推荐 ---------- */
.related-section{
  background:var(--bg-alt);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  padding:72px 0;
}
.section-head{
  display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;
  margin-bottom:32px;
}
.section-head h2{
  font-size:28px;font-weight:800;letter-spacing:-.015em;color:var(--ink);line-height:1.3;
}
.section-head p{font-size:15px;color:var(--muted);margin-top:8px;}
.text-link{
  display:inline-flex;align-items:center;gap:8px;
  font-size:15px;font-weight:700;color:var(--ink);
  border-bottom:1px solid var(--lime);
  padding-bottom:4px;
}
.text-link .arrow{transition:transform .22s var(--ease);color:var(--clay);}
.text-link:hover .arrow{transform:translateX(4px);}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.related-card{
  display:flex;gap:14px;
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:14px;
  box-shadow:var(--shadow-card);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.related-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#D2DDD2;}
.related-card .thumb{
  width:80px;height:60px;flex:0 0 auto;
  border-radius:10px;overflow:hidden;background:var(--bg-alt);
}
.related-card .thumb img{width:100%;height:100%;object-fit:cover;}
.related-card .rc-body{min-width:0;display:flex;flex-direction:column;justify-content:space-between;gap:8px;}
.related-card .rc-title{
  font-size:15px;font-weight:700;line-height:1.5;color:var(--ink);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.related-card:hover .rc-title{text-decoration:underline;text-decoration-color:var(--lime);text-underline-offset:3px;}
.related-card .rc-date{font-size:12px;color:var(--muted);}

/* ---------- CTA 带 ---------- */
.cta-band{
  position:relative;overflow:hidden;
  background:var(--ink);
  padding:64px 0;
}
.cta-band::after{
  content:"";position:absolute;right:-80px;top:-60px;bottom:-60px;width:44%;
  background:linear-gradient(120deg,rgba(200,240,75,0) 0%,rgba(200,240,75,.22) 70%,rgba(200,240,75,.32) 100%);
  transform:skewX(-12deg);
  pointer-events:none;
}
.cta-inner{
  position:relative;z-index:1;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px;
}
.cta-band h2{
  font-size:30px;font-weight:800;letter-spacing:-.015em;color:#FFFFFF;line-height:1.35;
}
.cta-band p{margin-top:10px;font-size:15px;color:#D8E4DC;max-width:560px;}
.cta-band .btn-primary{flex:0 0 auto;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:#0F2E24;
  color:#D8E4DC;
  border-top:3px solid var(--lime);
  padding-top:64px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-bottom:48px;
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-name{color:#FFFFFF;font-size:17px;font-weight:800;}
.footer-desc{font-size:14px;line-height:1.85;color:#A9BFB3;max-width:320px;}
.footer-col h4{
  font-size:14px;font-weight:700;letter-spacing:.06em;color:#FFFFFF;
  margin-bottom:16px;
}
.footer-col ul li{margin-bottom:10px;}
.footer-col a{font-size:14px;color:#A9BFB3;}
.footer-col a:hover{color:var(--lime);}
.footer-contact li{font-size:14px;line-height:1.8;color:#A9BFB3;}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  border-top:1px solid rgba(255,255,255,.12);
  padding:22px 0 28px;
  font-size:13px;color:#8FA79A;
}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .nav-wrap{grid-template-columns:42px 1fr 42px;height:66px;gap:12px;}
  .nav-group{display:none;}
  .brand{grid-column:2;grid-row:1;justify-self:center;}
  .brand-name{font-size:15px;max-width:60vw;overflow:hidden;text-overflow:ellipsis;}
  .nav-toggle{display:block;grid-column:1;grid-row:1;}
  .article-layout{grid-template-columns:minmax(0,1fr);gap:0;padding:44px 0 56px;}
  .article-side{display:none;}
  .article-main{max-width:none;}
  .article-title{font-size:30px;}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .footer-desc{max-width:none;}
}
@media (max-width:768px){
  .container{padding:0 18px;}
  .article-hero{padding:28px 0 40px;}
  .article-title{font-size:26px;line-height:1.4;}
  .article-body{font-size:16px;line-height:1.82;}
  .article-body h2{font-size:21px;margin-top:32px;}
  .article-body h3{font-size:18px;}
  .related-section{padding:56px 0;}
  .section-head h2{font-size:23px;}
  .related-grid{grid-template-columns:minmax(0,1fr);}
  .cta-band{padding:48px 0;}
  .cta-band h2{font-size:24px;}
  .cta-band .btn{width:100%;}
  .cta-inner{flex-direction:column;align-items:flex-start;}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:36px;}
  .site-footer{padding-top:48px;}
}
@media (max-width:520px){
  .brand-mark{width:26px;height:26px;border-radius:7px;}
  .brand-name{font-size:14px;}
  .article-title{font-size:23px;}
  .meta-bar{gap:10px;font-size:12px;}
  .btn{width:100%;}
  .article-foot{flex-direction:column;align-items:stretch;}
  .article-foot .btn{width:100%;}
  .foot-note{text-align:center;}
}
@media (hover:none){
  .btn:hover,.related-card:hover,.side-links a:hover .arrow,.text-link:hover .arrow{transform:none;}
}

/* roulang page: category2 */
:root{
  --ink:#0F2E24;
  --ink-soft:#16402F;
  --lime:#C8F04B;
  --clay:#E8622F;
  --bg:#F7F8F4;
  --bg-alt:#EEF2EA;
  --text:#22322B;
  --muted:#5C6E64;
  --line:#E1E8DF;
  --white:#FFFFFF;
  --radius-card:16px;
  --radius-img:14px;
  --radius-btn:10px;
  --radius-pill:999px;
  --shadow:0 6px 18px rgba(15,46,36,.06);
  --shadow-hover:0 16px 36px rgba(15,46,36,.14);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease)}
button{font-family:inherit;font-size:inherit;color:inherit;background:none;border:0;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,h5,p,figure{margin:0}
:focus-visible{outline:2px solid var(--ink);outline-offset:3px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* ============ 导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:rgba(247,248,244,.94);
  -webkit-backdrop-filter:blur(10px);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.nav-wrap{
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:20px;
  min-height:76px;
}
.nav-group{display:flex;align-items:center;gap:26px}
.nav-group-right{justify-content:flex-end;gap:18px}
.nav-link{
  position:relative;
  font-size:15px;
  font-weight:600;
  color:var(--muted);
  padding:8px 0;
  white-space:nowrap;
}
.nav-link::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:0;
  height:2px;
  background:var(--lime);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .22s var(--ease);
}
.nav-link:hover{color:var(--ink)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--ink);font-weight:800}
.nav-link.is-active::after{transform:scaleX(1)}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  justify-self:center;
}
.brand-mark{
  width:28px;height:28px;
  flex:0 0 28px;
  display:grid;
  place-items:center;
  background:var(--lime);
  border-radius:8px;
}
.brand-name{
  font-size:18px;
  font-weight:800;
  letter-spacing:-.01em;
  color:var(--ink);
  white-space:nowrap;
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 24px;
  border-radius:var(--radius-btn);
  font-size:15px;
  font-weight:700;
  letter-spacing:.01em;
  border:1.5px solid transparent;
  transition:transform .22s var(--ease),background-color .22s var(--ease),box-shadow .22s var(--ease),filter .22s var(--ease),color .22s var(--ease);
}
.btn-primary{background:var(--lime);color:var(--ink);border-color:var(--lime)}
.btn-primary:hover{filter:brightness(1.06);transform:translateY(-2px)}
.btn-primary:active{transform:translateY(0);filter:brightness(.96)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--ink)}
.btn-ghost:hover{background:rgba(15,46,36,.08);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0)}
.btn-ghost-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.7)}
.btn-ghost-light:hover{background:rgba(255,255,255,.14);transform:translateY(-2px)}
.btn-sm{height:40px;padding:0 18px;font-size:14px;border-radius:var(--radius-btn)}
.btn-block{width:100%}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  align-items:center;
  justify-content:center;
  border:1px solid var(--line);
  border-radius:10px;
  background:#fff;
}
.nav-toggle span{position:relative;display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:background .2s var(--ease)}
.nav-toggle span::before,
.nav-toggle span::after{
  content:"";
  position:absolute;left:0;
  width:18px;height:2px;
  background:var(--ink);
  border-radius:2px;
  transition:transform .24s var(--ease),top .24s var(--ease);
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.nav-toggle[aria-expanded="true"] span{background:transparent}
.nav-toggle[aria-expanded="true"] span::before{top:0;transform:rotate(45deg)}
.nav-toggle[aria-expanded="true"] span::after{top:0;transform:rotate(-45deg)}
.nav-panel{
  display:none;
  position:absolute;
  left:0;right:0;top:100%;
  background:#fff;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  box-shadow:0 16px 36px rgba(15,46,36,.14);
  padding:8px 24px 22px;
}
.nav-panel.is-open{display:block}
.nav-panel a{
  display:flex;
  align-items:center;
  height:52px;
  font-size:16px;
  font-weight:600;
  color:var(--ink);
  border-bottom:1px solid var(--line);
}
.nav-panel a:hover{color:var(--clay)}
.nav-panel .panel-cta{padding-top:16px}
.nav-panel .panel-cta a{height:auto;border-bottom:0}
.nav-panel .panel-cta .btn{width:100%}

/* ============ 通用板块 ============ */
.section{padding:96px 0}
.section-alt{background:var(--bg-alt)}
.section-head{
  display:flex;
  justify-content:space-between;
  align-items:flex-end;
  gap:28px;
  margin-bottom:40px;
}
.section-head h2{
  font-size:34px;
  line-height:1.25;
  font-weight:800;
  letter-spacing:-.015em;
  color:var(--ink);
}
.section-head p{
  margin-top:12px;
  font-size:16px;
  color:var(--muted);
  max-width:44em;
}
.section-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  font-weight:700;
  color:var(--ink);
  white-space:nowrap;
}
.section-link .arw{transition:transform .22s var(--ease)}
.section-link:hover .arw{transform:translateX(4px)}
.pill{
  display:inline-flex;
  align-items:center;
  height:26px;
  padding:0 12px;
  border-radius:var(--radius-pill);
  background:var(--lime);
  color:var(--ink);
  font-size:13px;
  font-weight:600;
  white-space:nowrap;
}
.pill-outline{
  background:transparent;
  border:1px solid rgba(15,46,36,.2);
  color:var(--ink);
}
.divider-line{width:96px;height:1px;background:var(--line);border:0;margin:0}

/* ============ 页头带 ============ */
.page-band{
  background:var(--bg-alt);
  border-bottom:1px solid var(--line);
  padding:52px 0 64px;
  position:relative;
  overflow:hidden;
}
.page-band::before{
  content:"";
  position:absolute;
  right:-120px;top:-140px;
  width:420px;height:420px;
  border:1px dashed rgba(15,46,36,.16);
  border-radius:50%;
  pointer-events:none;
}
.band-grid{
  display:grid;
  grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);
  gap:56px;
  align-items:center;
  position:relative;
  z-index:1;
}
.crumbs{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--muted);
  margin-bottom:20px;
}
.crumbs a{color:var(--muted)}
.crumbs a:hover{color:var(--clay)}
.crumbs .sep{color:rgba(92,110,100,.5)}
.crumbs .now{color:var(--ink);font-weight:600}
.page-band h1{
  font-size:42px;
  line-height:1.2;
  font-weight:800;
  letter-spacing:-.015em;
  color:var(--ink);
}
.page-band h1 .h1-sub{display:block;font-size:20px;font-weight:700;color:var(--muted);margin-top:12px;letter-spacing:0}
.band-lead{
  margin-top:18px;
  font-size:17px;
  color:var(--muted);
  max-width:32em;
}
.band-tags{
  margin-top:26px;
  display:flex;
  flex-wrap:wrap;
  gap:10px;
}
.band-actions{margin-top:30px;display:flex;flex-wrap:wrap;gap:14px}
.band-figure{
  position:relative;
  border-radius:var(--radius-card);
  overflow:hidden;
  box-shadow:var(--shadow);
  background:var(--ink);
}
.band-figure img{
  width:100%;
  aspect-ratio:4/5;
  object-fit:cover;
}
.band-figure::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:0;
  height:3px;
  background:var(--lime);
}
.band-figure figcaption{
  position:absolute;
  left:16px;bottom:18px;
  font-size:13px;
  color:#EAF3EC;
  background:rgba(15,46,36,.72);
  border-radius:var(--radius-pill);
  padding:6px 14px;
}

/* ============ 筛选 + 场地卡片 ============ */
.filter-bar{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-bottom:34px;
}
.filter-btn{
  height:40px;
  padding:0 18px;
  border-radius:var(--radius-pill);
  border:1px solid var(--line);
  background:#fff;
  color:var(--muted);
  font-size:14px;
  font-weight:600;
  transition:color .2s var(--ease),border-color .2s var(--ease),background-color .2s var(--ease),transform .2s var(--ease);
}
.filter-btn:hover{color:var(--ink);border-color:var(--ink);transform:translateY(-2px)}
.filter-btn.is-on{background:var(--lime);border-color:var(--lime);color:var(--ink);font-weight:800}
.filter-btn.is-on:hover{transform:none}
.field-grid{column-count:2;column-gap:24px}
.field-card{
  break-inside:avoid;
  display:inline-block;
  width:100%;
  margin:0 0 24px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow);
  overflow:hidden;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.field-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(15,46,36,.16)}
.field-card.is-hidden{display:none}
.field-media{position:relative;overflow:hidden}
.field-media img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .35s var(--ease)}
.field-card:hover .field-media img{transform:scale(1.03)}
.field-body{padding:22px}
.field-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:13px;color:var(--muted)}
.field-card h3{
  font-size:20px;
  line-height:1.4;
  font-weight:800;
  color:var(--ink);
  margin-top:14px;
  transition:color .2s var(--ease);
}
.field-card p{
  margin-top:10px;
  font-size:15px;
  color:var(--muted);
  display:-webkit-box;
  -webkit-line-clamp:3;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.field-facts{
  margin-top:14px;
  display:flex;
  flex-wrap:wrap;
  gap:8px;
}
.fact{
  font-size:12px;
  font-weight:600;
  color:var(--ink);
  background:var(--bg-alt);
  border-radius:var(--radius-pill);
  padding:4px 10px;
}
.field-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  margin-top:18px;
  font-size:14px;
  font-weight:700;
  color:var(--ink);
  border-bottom:1px solid transparent;
  transition:border-color .2s var(--ease);
}
.field-link .arw{transition:transform .22s var(--ease);color:var(--clay)}
.field-card:hover .field-link{border-bottom-color:var(--lime)}
.field-card:hover .field-link .arw{transform:translateX(4px)}

/* ============ 场地配置 ============ */
.cap-grid{
  display:grid;
  grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);
  gap:24px;
}
.cap-main{
  background:var(--ink);
  color:#EAF3EC;
  border-radius:var(--radius-card);
  padding:38px;
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  gap:32px;
  box-shadow:none;
  border:1px solid rgba(255,255,255,.12);
}
.cap-main h3{font-size:24px;line-height:1.4;font-weight:800;color:#fff}
.cap-main p{margin-top:14px;font-size:15px;color:#B8CCC1;max-width:34em}
.stat-row{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:24px;
  padding-top:26px;
  border-top:1px dashed rgba(255,255,255,.2);
}
.stat b{
  display:block;
  font-size:32px;
  font-weight:800;
  line-height:1.15;
  color:var(--lime);
  font-variant-numeric:tabular-nums;
  letter-spacing:-.01em;
}
.stat b .unit{font-size:14px;font-weight:700;margin-left:4px;color:#D8E4DC}
.stat span{display:block;margin-top:6px;font-size:13px;color:#B8CCC1}
.cap-side{display:grid;gap:24px}
.cap-item{
  display:flex;
  gap:16px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:24px;
  box-shadow:var(--shadow);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease);
}
.cap-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.cap-item .ico{
  flex:0 0 44px;
  width:44px;height:44px;
  border-radius:12px;
  background:var(--bg-alt);
  display:grid;place-items:center;
  font-size:15px;font-weight:800;color:var(--ink);
  font-variant-numeric:tabular-nums;
}
.cap-item h4{font-size:17px;font-weight:800;color:var(--ink);letter-spacing:0}
.cap-item p{margin-top:8px;font-size:14px;color:var(--muted)}

/* ============ 流程 ============ */
.steps{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:20px;
}
.step{
  position:relative;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:26px 24px;
  box-shadow:var(--shadow);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease);
}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.step:nth-child(even){margin-top:20px}
.step .no{
  font-size:13px;
  font-weight:800;
  letter-spacing:.08em;
  color:var(--clay);
  font-variant-numeric:tabular-nums;
}
.step h3{font-size:18px;font-weight:800;color:var(--ink);margin-top:10px}
.step p{margin-top:8px;font-size:14px;color:var(--muted)}
.steps-note{
  margin-top:34px;
  display:flex;
  align-items:center;
  gap:14px;
  font-size:14px;
  color:var(--muted);
}
.steps-note .dot{
  width:8px;height:8px;border-radius:50%;background:var(--lime);
  flex:0 0 8px;
}

/* ============ FAQ ============ */
.faq-list{display:grid;gap:12px;max-width:920px}
.faq-item{
  position:relative;
  background:#fff;
  border:1px solid var(--line);
  border-radius:14px;
  overflow:hidden;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.faq-item:hover{border-color:rgba(15,46,36,.16)}
.faq-item.is-open{box-shadow:var(--shadow)}
.faq-item::before{
  content:"";
  position:absolute;
  left:0;top:14px;bottom:14px;
  width:4px;
  border-radius:0 2px 2px 0;
  background:transparent;
  transition:background .22s var(--ease);
}
.faq-item.is-open::before{background:var(--lime)}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:20px 24px;
  text-align:left;
  font-size:17px;
  font-weight:700;
  color:var(--ink);
}
.faq-q .chev{
  flex:0 0 auto;
  color:var(--muted);
  transition:transform .24s var(--ease),color .2s var(--ease);
}
.faq-item.is-open .chev{transform:rotate(180deg);color:var(--ink)}
.faq-a{
  display:none;
  padding:0 24px 22px;
  font-size:15px;
  line-height:1.85;
  color:var(--muted);
}
.faq-item.is-open .faq-a{display:block}

/* ============ CTA ============ */
.cta-band{
  position:relative;
  overflow:hidden;
  background:var(--ink);
  color:#EAF3EC;
  padding:68px 0;
}
.cta-band::after{
  content:"";
  position:absolute;
  right:-90px;top:-70px;
  width:460px;height:340px;
  background:linear-gradient(135deg,rgba(200,240,75,.34),rgba(200,240,75,0));
  transform:skewX(-12deg);
  pointer-events:none;
}
.cta-band .container{
  position:relative;
  z-index:1;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:36px;
}
.cta-copy h2{font-size:30px;line-height:1.3;font-weight:800;color:#fff;letter-spacing:-.015em}
.cta-copy p{margin-top:12px;font-size:16px;color:#B8CCC1;max-width:38em}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;flex:0 0 auto}

/* ============ 页脚 ============ */
.site-footer{
  background:#0F2E24;
  color:#D8E4DC;
  border-top:3px solid var(--lime);
  padding-bottom:28px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr .8fr .8fr 1.1fr;
  gap:32px;
  padding:56px 0 42px;
}
.footer-brand{display:flex;align-items:center;gap:10px}
.footer-brand .brand-mark{background:var(--lime)}
.footer-brand .brand-name{color:#fff;font-size:17px;font-weight:800}
.footer-desc{margin-top:14px;font-size:14px;line-height:1.85;color:#A9BFB4;max-width:32em}
.footer-col h4{
  font-size:14px;
  font-weight:700;
  color:#fff;
  letter-spacing:.08em;
  margin-bottom:16px;
}
.footer-col li{font-size:14px;color:#A9BFB4;margin-bottom:10px;line-height:1.7}
.footer-col a{color:#A9BFB4}
.footer-col a:hover{color:var(--lime)}
.footer-contact li{color:#A9BFB4}
.footer-bottom{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:16px;
  flex-wrap:wrap;
  padding-top:22px;
  border-top:1px solid rgba(255,255,255,.12);
  font-size:13px;
  color:#8FA79B;
}

/* ============ 响应式 ============ */
@media (max-width:1023px){
  .nav-wrap{
    display:flex;
    align-items:center;
    justify-content:center;
    min-height:68px;
    position:relative;
  }
  .nav-group{display:none}
  .nav-toggle{
    display:inline-flex;
    position:absolute;
    left:0;
    top:50%;
    transform:translateY(-50%);
  }
  .band-grid{grid-template-columns:1fr;gap:36px}
  .band-figure img{aspect-ratio:16/9}
  .cap-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .step:nth-child(even){margin-top:0}
  .cta-band .container{flex-direction:column;align-items:flex-start}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}
  .section{padding:72px 0}
}
@media (max-width:767px){
  .container{padding:0 20px}
  .brand-name{font-size:16px}
  .page-band{padding:36px 0 48px}
  .page-band h1{font-size:30px}
  .page-band h1 .h1-sub{font-size:16px}
  .band-lead{font-size:15px}
  .section{padding:56px 0}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:30px}
  .section-head h2{font-size:24px}
  .field-grid{column-count:1}
  .steps{grid-template-columns:1fr}
  .stat-row{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
  .cap-main{padding:28px}
  .cta-copy h2{font-size:24px}
  .faq-q{font-size:16px;padding:18px 20px}
  .faq-a{padding:0 20px 20px}
  .footer-grid{grid-template-columns:1fr;gap:26px;padding:44px 0 32px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:520px){
  .brand-name{font-size:13px}
  .brand-mark{width:24px;height:24px;flex:0 0 24px}
  .nav-toggle{width:40px;height:40px}
  .btn{width:100%}
  .band-actions{flex-direction:column}
  .cta-actions{width:100%}
  .filter-btn{padding:0 14px;font-size:13px}
}
@media (hover:none){
  .btn:hover,.field-card:hover,.cap-item:hover,.step:hover,.filter-btn:hover{transform:none}
}