/* roulang page: index */
:root{
  --ky-primary:#0E4F45;
  --ky-primary-deep:#0A3830;
  --ky-primary-tint:#E4EFEB;
  --ky-accent:#E0A044;
  --ky-accent-soft:#FBF1DF;
  --ky-ink:#1D1B18;
  --ky-body:#4B463F;
  --ky-muted:#8B8377;
  --ky-bg:#F7F4EE;
  --ky-surface:#FFFFFF;
  --ky-line:#E6DFD3;
  --ky-ok:#2E7D5B;
  --ky-warn:#C97A16;
  --ky-r-card:16px;
  --ky-r-btn:10px;
  --ky-r-img:14px;
  --ky-shadow-1:0 1px 2px rgba(14,79,69,.06);
  --ky-shadow-2:0 14px 34px -16px rgba(14,79,69,.22);
  --ky-font:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;padding:0;
  font-family:var(--ky-font);
  font-size:16px;line-height:1.85;color:var(--ky-body);
  background:var(--ky-bg);
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
body.ky-lock{overflow:hidden}
h1,h2,h3,h4{margin:0;color:var(--ky-ink);font-weight:700;letter-spacing:-.01em}
h1{font-size:44px;line-height:1.25}
h2{font-size:32px;line-height:1.35}
h3{font-size:21px;line-height:1.5;font-weight:600}
p{margin:0 0 1em;max-width:42em}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
a{color:var(--ky-primary);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--ky-primary-deep)}
img{max-width:100%;display:block;border-radius:var(--ky-r-img)}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid var(--ky-primary);outline-offset:2px;border-radius:6px}
.ky-container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.ky-container > .row{margin-left:-12px;margin-right:-12px}
.ky-section{padding:96px 0}
.ky-section--tight{padding:72px 0}
.ky-section-head{max-width:760px;margin-bottom:34px}
.ky-section-head h2{margin-bottom:14px}
.ky-section-head p{color:var(--ky-body);font-size:16.5px;margin:0}
.ky-eyebrow{display:inline-block;font-size:13px;letter-spacing:.08em;color:var(--ky-primary);background:var(--ky-primary-tint);border-radius:999px;padding:6px 14px;margin-bottom:16px;font-weight:600}
.ky-divider{height:1px;background:var(--ky-line);border:0;margin:0}

/* ---------- Header ---------- */
.ky-header{position:sticky;top:0;z-index:1030;background:var(--ky-bg);border-bottom:1px solid var(--ky-line)}
.ky-header-inner{display:flex;align-items:center;gap:20px;min-height:76px}
.ky-logo{display:flex;flex-direction:column;justify-content:center;line-height:1.15;flex:0 0 auto;text-decoration:none}
.ky-logo-mark{font-size:24px;font-weight:800;letter-spacing:-.02em;color:var(--ky-primary)}
.ky-logo-sub{font-size:11.5px;letter-spacing:.06em;color:var(--ky-muted);margin-top:3px}
.ky-nav{margin-left:auto}
.ky-nav-list{display:flex;align-items:center;gap:4px}
.ky-nav-link{display:inline-flex;align-items:center;height:44px;padding:0 14px;border-radius:10px;font-size:15.5px;font-weight:500;color:var(--ky-body)}
.ky-nav-link:hover{background:var(--ky-primary-tint);color:var(--ky-primary)}
.ky-nav-link.is-active{background:var(--ky-primary-tint);color:var(--ky-primary);font-weight:700}
.ky-header-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.ky-mega-wrap{position:relative}
.ky-mega-trigger{display:inline-flex;align-items:center;gap:8px;height:44px;padding:0 14px;border-radius:10px;font-size:15px;font-weight:600;color:var(--ky-body);transition:background .2s ease,color .2s ease}
.ky-mega-trigger:hover{background:var(--ky-primary-tint);color:var(--ky-primary)}
.ky-caret{width:8px;height:8px;border-right:1.6px solid currentColor;border-bottom:1.6px solid currentColor;transform:rotate(45deg) translateY(-2px);transition:transform .2s ease}
.ky-mega{position:absolute;top:calc(100% + 14px);right:0;width:720px;background:var(--ky-surface);border:1px solid var(--ky-line);border-radius:var(--ky-r-card);box-shadow:var(--ky-shadow-2);padding:24px;display:grid;grid-template-columns:1.15fr 1fr .95fr;gap:24px;opacity:0;visibility:hidden;transform:translateY(6px);transition:opacity .18s ease,transform .18s ease,visibility .18s ease;z-index:1040}
.ky-mega.is-open{opacity:1;visibility:visible;transform:translateY(0)}
.ky-mega-group h4{font-size:13px;letter-spacing:.06em;color:var(--ky-muted);font-weight:600;margin-bottom:12px}
.ky-mega-link{display:block;padding:8px 0;font-size:15px;font-weight:600;color:var(--ky-ink);border-bottom:1px dashed transparent}
.ky-mega-link:hover{color:var(--ky-primary);border-bottom-color:var(--ky-line)}
.ky-mega-link span{display:block;font-size:13px;font-weight:400;color:var(--ky-muted);margin-top:2px}
.ky-mega-mini{display:block;padding:9px 0;font-size:14.5px;color:var(--ky-body);border-top:1px solid var(--ky-line)}
.ky-mega-mini:first-of-type{border-top:0}
.ky-mega-mini em{display:block;font-style:normal;font-size:12.5px;color:var(--ky-muted);margin-top:2px}
.ky-mega-card{display:block;border:1px solid var(--ky-line);border-radius:12px;overflow:hidden;background:var(--ky-bg)}
.ky-mega-card img{width:100%;height:104px;object-fit:cover;border-radius:0}
.ky-mega-card b{display:block;padding:10px 12px;font-size:14px;color:var(--ky-ink)}
.ky-menu-toggle{display:none;width:44px;height:44px;border-radius:10px;border:1px solid var(--ky-line);background:var(--ky-surface);align-items:center;justify-content:center;flex-direction:column;gap:4px}
.ky-menu-toggle span{display:block;width:18px;height:2px;background:var(--ky-primary);border-radius:2px;transition:transform .22s ease,opacity .22s ease}
.ky-menu-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.ky-menu-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.ky-menu-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
.ky-nav-cta-mobile{display:none}

/* ---------- Buttons ---------- */
.ky-btn{display:inline-flex;align-items:center;justify-content:center;height:48px;padding:0 26px;border-radius:var(--ky-r-btn);font-size:15.5px;font-weight:600;line-height:1;text-decoration:none;transition:transform .22s ease,background .22s ease,color .22s ease,box-shadow .22s ease,border-color .22s ease;white-space:nowrap}
.ky-btn-primary{background:var(--ky-primary);color:#fff;border:1.5px solid var(--ky-primary)}
.ky-btn-primary:hover{background:var(--ky-primary-deep);border-color:var(--ky-primary-deep);color:#fff;transform:translateY(-1px);box-shadow:var(--ky-shadow-2)}
.ky-btn-ghost{background:transparent;color:var(--ky-primary);border:1.5px solid var(--ky-primary)}
.ky-btn-ghost:hover{background:var(--ky-primary-tint);color:var(--ky-primary-deep)}
.ky-btn-accent{background:var(--ky-accent);color:var(--ky-ink);border:1.5px solid var(--ky-accent)}
.ky-btn-accent:hover{background:#d0902f;border-color:#d0902f;color:var(--ky-ink);transform:translateY(-1px);box-shadow:var(--ky-shadow-2)}
.ky-btn-sm{height:42px;padding:0 18px;font-size:14.5px}
.ky-btn-block{width:100%}
.ky-btn:active{transform:translateY(0)}

/* ---------- Badges / tags ---------- */
.ky-badge{display:inline-flex;align-items:center;gap:8px;background:var(--ky-primary-tint);color:var(--ky-primary);border-radius:999px;padding:7px 16px;font-size:13px;font-weight:600;letter-spacing:.04em}
.ky-tag{display:inline-block;background:var(--ky-accent-soft);color:#8A5A10;border-radius:999px;padding:4px 12px;font-size:13px;letter-spacing:.04em}
.ky-link{display:inline-flex;align-items:center;gap:6px;font-size:14.5px;font-weight:600;color:var(--ky-primary)}
.ky-link::after{content:"›";font-size:17px;line-height:1;transition:transform .2s ease}
.ky-link:hover::after{transform:translateX(3px)}

/* ---------- Hero ---------- */
.ky-hero{position:relative;padding:76px 0 92px;overflow:hidden}
.ky-hero::before{content:"";position:absolute;width:560px;height:560px;right:-140px;top:-180px;border-radius:50%;background:radial-gradient(circle,rgba(14,79,69,.10),rgba(14,79,69,0) 68%);pointer-events:none}
.ky-hero-title{margin:20px 0 18px;max-width:15em}
.ky-hero-sub{font-size:20.5px;line-height:1.7;color:var(--ky-body);max-width:34em}
.ky-hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.ky-hero-stats{display:flex;flex-wrap:wrap;gap:40px;margin-top:44px;padding-top:26px;border-top:1px dashed var(--ky-line)}
.ky-hero-stats strong{display:block;font-size:27px;line-height:1.2;color:var(--ky-accent);font-weight:800;letter-spacing:-.01em}
.ky-hero-stats span{display:block;font-size:14px;color:var(--ky-muted);margin-top:4px}
.ky-hero-figure{position:relative;margin:0;border-radius:18px;overflow:hidden;box-shadow:var(--ky-shadow-2);aspect-ratio:4/3;background:var(--ky-primary-tint)}
.ky-hero-figure img{width:100%;height:100%;object-fit:cover;border-radius:0}
.ky-hero-arc{position:absolute;inset:auto -30px -40px auto;width:220px;height:220px;border:1px solid rgba(224,160,68,.35);border-radius:50%;pointer-events:none}

/* ---------- Entry cards ---------- */
.ky-entry-lead{display:block;background:var(--ky-surface);border:1px solid var(--ky-line);border-radius:var(--ky-r-card);overflow:hidden;height:100%;transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease}
.ky-entry-lead img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:0}
.ky-entry-body{padding:26px}
.ky-entry-body h3{margin:14px 0 10px}
.ky-entry-body p{font-size:15.5px;color:var(--ky-body)}
.ky-entry-body .ky-link{margin-top:8px}
.ky-entry-stack{display:flex;flex-direction:column;gap:24px;height:100%}
.ky-entry-small{display:flex;gap:18px;background:var(--ky-surface);border:1px solid var(--ky-line);border-radius:var(--ky-r-card);padding:18px;flex:1;transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease}
.ky-entry-small img{width:112px;height:112px;object-fit:cover;flex:0 0 auto}
.ky-entry-small h3{font-size:18px;margin:8px 0 8px}
.ky-entry-small p{font-size:14.5px;line-height:1.75;color:var(--ky-muted);margin:0}

/* ---------- Steps ---------- */
.ky-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:32px;position:relative}
.ky-step{position:relative;padding-right:12px}
.ky-step::after{content:"";position:absolute;top:21px;right:-24px;width:40px;border-top:1px dashed var(--ky-line)}
.ky-step:last-child::after{display:none}
.ky-step-num{width:42px;height:42px;border-radius:50%;background:var(--ky-accent);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:17px;margin-bottom:18px}
.ky-step h3{margin-bottom:10px}
.ky-step p{font-size:15.5px;color:var(--ky-body)}

/* ---------- Cases ---------- */
.ky-case-lead{background:var(--ky-surface);border:1px solid var(--ky-line);border-radius:var(--ky-r-card);overflow:hidden;height:100%;transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease}
.ky-case-lead img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:0}
.ky-case-lead-body{padding:26px}
.ky-case-lead-body h3{margin:12px 0 10px}
.ky-stat-pair{display:flex;flex-wrap:wrap;gap:32px;margin-top:22px;padding-top:20px;border-top:1px solid var(--ky-line)}
.ky-stat-pair b{display:block;font-size:23px;color:var(--ky-primary);font-weight:800;line-height:1.25}
.ky-stat-pair span{display:block;font-size:13.5px;color:var(--ky-muted)}
.ky-case-side{display:flex;flex-direction:column;gap:24px}
.ky-case-mini{background:var(--ky-surface);border:1px solid var(--ky-line);border-radius:var(--ky-r-card);padding:18px;display:flex;gap:16px;flex:1;transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease}
.ky-case-mini img{width:96px;height:96px;object-fit:cover;flex:0 0 auto}
.ky-case-mini h3{font-size:17px;margin:8px 0 8px}
.ky-case-mini p{font-size:14.5px;color:var(--ky-muted);margin:0}
.ky-case-mini .ky-mini-num{display:inline-block;margin-top:10px;font-size:13.5px;color:var(--ky-primary);font-weight:700}

/* ---------- FAQ ---------- */
.ky-faq{max-width:900px}
.ky-faq .accordion-item{background:transparent;border:0;border-bottom:1px solid var(--ky-line)}
.ky-faq .accordion-button{background:transparent;color:var(--ky-ink);font-size:16.5px;font-weight:600;padding:22px 42px 22px 0;line-height:1.6;box-shadow:none;border-radius:0}
.ky-faq .accordion-button:not(.collapsed){color:var(--ky-primary);background:transparent;box-shadow:none}
.ky-faq .accordion-button::after{background-image:none;content:"";width:11px;height:11px;border-right:2px solid var(--ky-muted);border-bottom:2px solid var(--ky-muted);transform:rotate(45deg);position:absolute;right:8px;top:26px;transition:transform .2s ease,border-color .2s ease}
.ky-faq .accordion-button:not(.collapsed)::after{border-color:var(--ky-primary);transform:rotate(-135deg)}
.ky-faq .accordion-button:focus{box-shadow:none;border-color:transparent}
.ky-faq .accordion-body{padding:0 42px 24px 0;font-size:15.5px;line-height:1.85;color:var(--ky-body)}
.ky-faq .accordion-collapse{border-left:3px solid transparent;padding-left:0;transition:border-color .2s ease,padding .2s ease}
.ky-faq .accordion-collapse.show,.ky-faq .accordion-collapse.collapsing{border-left-color:var(--ky-accent);padding-left:18px}

/* ---------- News / CMS ---------- */
.ky-news-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:32px}
.ky-news-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:32px;align-items:start}
.ky-news-lead{display:block;background:var(--ky-surface);border:1px solid var(--ky-line);border-radius:var(--ky-r-card);overflow:hidden;height:100%;transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease}
.ky-news-lead img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:0}
.ky-news-lead-body{padding:26px}
.ky-news-lead-body h3{font-size:22px;margin:12px 0 10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.ky-news-lead-body p{font-size:15.5px;color:var(--ky-body);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.ky-news-row{display:block;background:var(--ky-surface);border:1px solid var(--ky-line);border-radius:var(--ky-r-card);padding:20px 22px;margin-bottom:16px;transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease}
.ky-news-row:last-child{margin-bottom:0}
.ky-news-row h3{font-size:17.5px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:8px}
.ky-news-row p{font-size:14.5px;color:var(--ky-muted);margin:0 0 12px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.ky-news-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13px;color:var(--ky-muted)}
.ky-empty{background:var(--ky-primary-tint);border:1px dashed rgba(14,79,69,.28);border-radius:var(--ky-r-card);padding:44px 28px;text-align:center}
.ky-empty p{margin:0 auto 18px;color:var(--ky-primary);font-size:15.5px;max-width:30em}

/* ---------- CTA ---------- */
.ky-cta{background:var(--ky-primary);color:#fff;padding:88px 0;position:relative;overflow:hidden}
.ky-cta::after{content:"";position:absolute;left:-90px;bottom:-120px;width:340px;height:340px;border-radius:50%;border:1px solid rgba(255,255,255,.10)}
.ky-cta h2{color:#fff}
.ky-cta-lead p{color:rgba(255,255,255,.82);font-size:16.5px}
.ky-cta-points{margin-top:24px}
.ky-cta-points li{position:relative;padding-left:22px;margin-bottom:12px;color:rgba(255,255,255,.9);font-size:15.5px}
.ky-cta-points li::before{content:"";position:absolute;left:0;top:11px;width:8px;height:8px;border-radius:50%;background:var(--ky-accent)}
.ky-form-card{background:var(--ky-surface);border-radius:var(--ky-r-card);padding:30px;box-shadow:var(--ky-shadow-2);color:var(--ky-body)}
.ky-form-card h3{font-size:20px;margin-bottom:6px}
.ky-form-card > p{font-size:14px;color:var(--ky-muted);margin-bottom:22px}
.ky-field{display:flex;flex-direction:column;gap:7px;margin-bottom:16px}
.ky-field label{font-size:13px;color:var(--ky-muted);letter-spacing:.04em}
.ky-input,.ky-select{width:100%;height:48px;border-radius:var(--ky-r-btn);border:1px solid var(--ky-line);background:var(--ky-bg);padding:0 14px;font-size:15px;color:var(--ky-ink);transition:border-color .2s ease,background .2s ease,box-shadow .2s ease}
.ky-input::placeholder{color:#A79F92}
.ky-input:focus,.ky-select:focus{outline:none;background:var(--ky-surface);border:1.5px solid var(--ky-primary);box-shadow:0 0 0 4px rgba(14,79,69,.10)}
.ky-form-note{font-size:13px;color:var(--ky-muted);margin-top:12px}

/* ---------- Footer ---------- */
.ky-footer{background:var(--ky-surface);border-top:1px solid var(--ky-line);padding:72px 0 0;margin-top:0}
.ky-footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1.1fr;gap:40px}
.ky-footer h4{font-size:15px;color:var(--ky-ink);margin-bottom:16px;font-weight:700;letter-spacing:.02em}
.ky-footer p{font-size:14.5px;color:var(--ky-muted);max-width:26em}
.ky-footer-list li{margin-bottom:10px}
.ky-footer-list a{font-size:14.5px;color:var(--ky-body)}
.ky-footer-list a:hover{color:var(--ky-primary);text-decoration:underline;text-underline-offset:3px}
.ky-footer-contact li{font-size:14.5px;color:var(--ky-body);margin-bottom:10px}
.ky-footer-bottom{margin-top:56px;border-top:1px solid var(--ky-line);padding:20px 0;text-align:center;font-size:13px;color:var(--ky-muted)}

/* ---------- Hover only on pointer devices ---------- */
@media (hover:hover){
  .ky-mega-wrap:hover .ky-mega{opacity:1;visibility:visible;transform:translateY(0)}
  .ky-mega-wrap:hover .ky-caret{transform:rotate(-135deg) translateY(-2px)}
  .ky-entry-lead:hover,.ky-entry-small:hover,.ky-case-lead:hover,.ky-case-mini:hover,.ky-news-lead:hover,.ky-news-row:hover{transform:translateY(-4px);box-shadow:var(--ky-shadow-2);border-color:rgba(14,79,69,.28)}
}

/* ---------- Responsive ---------- */
@media (max-width:1199.98px){
  h1{font-size:38px}
  .ky-hero-title{font-size:38px}
  .ky-mega{width:660px;grid-template-columns:1.1fr 1fr}
  .ky-mega-card{display:none}
}
@media (max-width:991.98px){
  .ky-section{padding:72px 0}
  .ky-hero{padding:56px 0 64px}
  h1{font-size:32px}
  h2{font-size:26px}
  h3{font-size:20px}
  .ky-hero-title{font-size:32px}
  .ky-hero-sub{font-size:18px}
  .ky-header-inner{gap:12px}
  .ky-menu-toggle{display:inline-flex;order:3}
  .ky-header-actions{order:2;margin-left:auto}
  .ky-header-actions .ky-btn-primary{display:none}
  .ky-nav{position:fixed;top:0;right:0;bottom:0;width:min(88vw,380px);background:var(--ky-surface);border-left:1px solid var(--ky-line);padding:92px 22px 40px;overflow-y:auto;transform:translateX(102%);transition:transform .28s ease;z-index:1041;box-shadow:var(--ky-shadow-2)}
  .ky-nav.is-open{transform:translateX(0)}
  .ky-nav-list{flex-direction:column;align-items:stretch;gap:4px}
  .ky-nav-link{height:48px;padding:0 16px;font-size:16px;border-radius:12px;background:transparent}
  .ky-nav-cta-mobile{display:block;margin-top:18px}
  .ky-mega-wrap{width:100%}
  .ky-mega-trigger{width:100%;justify-content:space-between;height:48px;padding:0 16px;font-size:16px;background:transparent}
  .ky-mega{position:static;width:100%;opacity:1;visibility:visible;transform:none;box-shadow:none;border-radius:12px;padding:16px;grid-template-columns:1fr;gap:18px;display:none;margin-top:6px}
  .ky-mega.is-open{display:grid}
  .ky-mega-card{display:block}
  .ky-news-grid{grid-template-columns:1fr;gap:24px}
  .ky-steps{grid-template-columns:1fr;gap:22px}
  .ky-step{padding:0 0 22px 22px;border-left:1px solid var(--ky-line)}
  .ky-step:last-child{padding-bottom:0}
  .ky-step::after{display:none}
  .ky-step-num{width:38px;height:38px;font-size:16px;margin-bottom:12px;margin-left:-22px}
  .ky-footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .ky-case-side{flex-direction:column}
}
@media (max-width:767.98px){
  .ky-hero-stats{gap:26px}
  .ky-hero-stats strong{font-size:23px}
  .ky-entry-small img{width:88px;height:88px}
  .ky-case-mini img{width:80px;height:80px}
  .ky-cta{padding:64px 0}
  .ky-form-card{padding:24px}
  .ky-footer-grid{grid-template-columns:1fr;gap:28px}
}
@media (max-width:575.98px){
  .ky-container{padding:0 20px}
  .ky-section{padding:56px 0}
  .ky-hero{padding:44px 0 52px}
  h1,.ky-hero-title{font-size:28px}
  h2{font-size:23px}
  body{font-size:15.5px}
  .ky-btn{height:46px;padding:0 20px;font-size:15px}
  .ky-hero-actions .ky-btn{flex:1 1 auto}
  .ky-entry-small,.ky-case-mini{flex-direction:column}
  .ky-entry-small img,.ky-case-mini img{width:100%;height:150px}
  .ky-news-lead-body,.ky-entry-body,.ky-case-lead-body{padding:20px}
}

/* roulang page: category1 */
:root{
  --ky-primary:#0E4F45;
  --ky-primary-deep:#0A3830;
  --ky-primary-tint:#E4EFEB;
  --ky-accent:#E0A044;
  --ky-accent-soft:#FBF1DF;
  --ky-accent-deep:#8A5A10;
  --ky-ink:#1D1B18;
  --ky-body:#4B463F;
  --ky-muted:#8B8377;
  --ky-bg:#F7F4EE;
  --ky-surface:#FFFFFF;
  --ky-line:#E6DFD3;
  --ky-ok:#2E7D5B;
  --ky-warn:#C97A16;
  --ky-radius-card:16px;
  --ky-radius-btn:10px;
  --ky-radius-img:14px;
  --ky-shadow-1:0 1px 2px rgba(14,79,69,.06);
  --ky-shadow-2:0 14px 34px -16px rgba(14,79,69,.22);
  --ky-font:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--ky-font);
  font-size:16px;
  line-height:1.85;
  color:var(--ky-body);
  background:var(--ky-bg);
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;display:block;border-radius:var(--ky-radius-img)}
a{color:var(--ky-primary);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--ky-primary-deep)}
h1,h2,h3,h4{margin:0;color:var(--ky-ink);font-weight:700;letter-spacing:-.01em}
h1{font-size:44px;line-height:1.25}
h2{font-size:32px;line-height:1.35}
h3{font-size:21px;line-height:1.5;font-weight:600}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--ky-primary);outline-offset:2px}

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

/* 按钮 */
.ky-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--ky-radius-btn);
  font-size:15px;font-weight:600;line-height:1;border:1.5px solid transparent;
  cursor:pointer;transition:background .22s ease,transform .22s ease,box-shadow .22s ease,border-color .22s ease,color .22s ease;
}
.ky-btn-primary{background:var(--ky-primary);color:#fff;border-color:var(--ky-primary)}
.ky-btn-primary:hover{background:var(--ky-primary-deep);border-color:var(--ky-primary-deep);color:#fff;transform:translateY(-1px);box-shadow:var(--ky-shadow-2)}
.ky-btn-ghost{background:transparent;color:var(--ky-primary);border-color:var(--ky-primary)}
.ky-btn-ghost:hover{background:var(--ky-primary-tint);color:var(--ky-primary-deep)}
.ky-btn-accent{background:var(--ky-accent);color:var(--ky-ink);border-color:var(--ky-accent)}
.ky-btn-accent:hover{background:#d2913a;border-color:#d2913a;color:var(--ky-ink);transform:translateY(-1px);box-shadow:var(--ky-shadow-2)}
.ky-btn-sm{height:42px;padding:0 20px;font-size:14px}
.ky-btn-block{width:100%}
.ky-btn-text{background:none;border:none;color:var(--ky-primary);font-weight:600;padding:0}
.ky-btn-text:hover{color:var(--ky-primary-deep);text-decoration:underline;text-underline-offset:4px}

.ky-badge{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;
  background:var(--ky-primary-tint);color:var(--ky-primary);font-size:13px;font-weight:600;letter-spacing:.04em;
}
.ky-badge-accent{background:var(--ky-accent-soft);color:var(--ky-accent-deep)}

/* 头部 */
.ky-header{
  position:sticky;top:0;z-index:1030;background:rgba(255,255,255,.96);
  border-bottom:1px solid var(--ky-line);backdrop-filter:saturate(140%) blur(6px);
}
.ky-header-inner{display:flex;align-items:center;gap:28px;height:74px}
.ky-logo{display:flex;flex-direction:column;gap:2px;text-decoration:none}
.ky-logo-mark{font-size:22px;font-weight:700;color:var(--ky-primary);letter-spacing:.02em;line-height:1.1}
.ky-logo-sub{font-size:12px;color:var(--ky-muted);letter-spacing:.02em;line-height:1.3}
.ky-nav{display:flex;align-items:center;flex:1 1 auto}
.ky-nav-list{display:flex;align-items:center;gap:4px}
.ky-nav-link{
  display:inline-flex;align-items:center;height:42px;padding:0 14px;border-radius:8px;
  color:var(--ky-body);font-size:15px;font-weight:500;white-space:nowrap;
}
.ky-nav-link:hover{background:var(--ky-primary-tint);color:var(--ky-primary)}
.ky-nav-link.is-active{color:var(--ky-primary);font-weight:600;background:var(--ky-primary-tint)}
.ky-nav-cta-mobile{display:none}
.ky-header-actions{display:flex;align-items:center;gap:14px;margin-left:auto}

/* Mega Menu */
.ky-mega-wrap{position:relative}
.ky-mega-trigger{
  display:inline-flex;align-items:center;gap:8px;height:42px;padding:0 16px;
  background:transparent;border:1.5px solid var(--ky-line);border-radius:var(--ky-radius-btn);
  color:var(--ky-body);font-size:14px;font-weight:600;cursor:pointer;transition:.2s ease;
}
.ky-mega-trigger:hover{border-color:rgba(14,79,69,.35);color:var(--ky-primary)}
.ky-caret{width:8px;height:8px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(45deg);transition:transform .2s ease;margin-top:-3px}
.ky-mega-wrap.is-open .ky-caret{transform:rotate(-135deg);margin-top:2px}
.ky-mega{
  position:absolute;top:calc(100% + 14px);right:0;width:720px;background:#fff;
  border:1px solid var(--ky-line);border-radius:16px;box-shadow:var(--ky-shadow-2);
  padding:24px;display:grid;grid-template-columns:1.15fr 1fr 168px;gap:22px;
  opacity:0;visibility:hidden;transform:translateY(-6px);transition:opacity .18s ease,transform .18s ease,visibility .18s ease;
}
.ky-mega-wrap:hover .ky-mega,.ky-mega-wrap.is-open .ky-mega{opacity:1;visibility:visible;transform:translateY(0)}
.ky-mega-group h4{font-size:13px;letter-spacing:.08em;color:var(--ky-muted);font-weight:700;margin-bottom:12px}
.ky-mega-link{display:block;padding:8px 10px;border-radius:10px;color:var(--ky-ink);font-size:14px;font-weight:600;line-height:1.5}
.ky-mega-link span{display:block;font-size:12.5px;color:var(--ky-muted);font-weight:400;margin-top:2px}
.ky-mega-link:hover{background:var(--ky-primary-tint);color:var(--ky-primary)}
.ky-mega-mini{display:block;padding:8px 10px;border-radius:10px;color:var(--ky-body);font-size:14px;line-height:1.5}
.ky-mega-mini em{display:block;font-style:normal;font-size:12.5px;color:var(--ky-muted);margin-top:2px}
.ky-mega-mini:hover{background:var(--ky-bg);color:var(--ky-primary)}
.ky-mega-card{display:block;border:1px solid var(--ky-line);border-radius:14px;overflow:hidden;background:var(--ky-bg)}
.ky-mega-card img{border-radius:0;width:100%;aspect-ratio:16/10;object-fit:cover}
.ky-mega-card b{display:block;padding:10px 12px;font-size:14px;color:var(--ky-ink)}
.ky-mega-card:hover{border-color:rgba(14,79,69,.28);box-shadow:var(--ky-shadow-1)}
.ky-menu-toggle{
  display:none;width:44px;height:44px;border:1.5px solid var(--ky-line);border-radius:10px;
  background:#fff;flex-direction:column;align-items:center;justify-content:center;gap:4px;cursor:pointer;
}
.ky-menu-toggle span{display:block;width:18px;height:2px;background:var(--ky-ink);border-radius:2px;transition:.2s ease}
.ky-header.nav-open .ky-menu-toggle span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.ky-header.nav-open .ky-menu-toggle span:nth-child(2){opacity:0}
.ky-header.nav-open .ky-menu-toggle span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* 页头 */
.ky-page-head{position:relative;overflow:hidden;background:var(--ky-surface);border-bottom:1px solid var(--ky-line);padding:56px 0 60px}
.ky-page-head::after{
  content:"";position:absolute;left:-120px;top:-140px;width:460px;height:460px;border-radius:50%;
  background:radial-gradient(circle,rgba(14,79,69,.10),rgba(14,79,69,0) 68%);pointer-events:none;
}
.ky-head-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;position:relative;z-index:1}
.ky-head-grid h1{font-size:40px}
.ky-head-lead{font-size:19px;color:var(--ky-body);margin-top:18px;max-width:34em}
.ky-head-media{position:relative}
.ky-head-media img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:18px;box-shadow:var(--ky-shadow-2)}
.ky-head-media::before{
  content:"";position:absolute;inset:auto -18px -18px auto;width:170px;height:170px;border:1px solid rgba(14,79,69,.18);
  border-radius:50%;pointer-events:none;
}
.ky-breadcrumb{display:flex;gap:8px;align-items:center;font-size:13px;color:var(--ky-muted);margin-bottom:18px}
.ky-breadcrumb a{color:var(--ky-muted)}
.ky-breadcrumb a:hover{color:var(--ky-primary)}
.ky-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.ky-head-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}

/* 通用区块 */
.ky-section{padding:88px 0}
.ky-section-alt{background:var(--ky-surface);border-top:1px solid var(--ky-line);border-bottom:1px solid var(--ky-line)}
.ky-section-head{max-width:720px;margin-bottom:36px}
.ky-eyebrow{font-size:13px;font-weight:700;letter-spacing:.1em;color:var(--ky-accent-deep);text-transform:uppercase;display:block;margin-bottom:10px}
.ky-section-head p{margin-top:14px;font-size:16.5px}

/* 图文交错 */
.ky-split{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center;padding:44px 0;border-bottom:1px dashed var(--ky-line)}
.ky-split:last-child{border-bottom:none;padding-bottom:0}
.ky-split:first-child{padding-top:0}
.ky-split-rev .ky-split-media{order:2}
.ky-split-media img{width:100%;aspect-ratio:16/10;object-fit:cover}
.ky-split-body h3{font-size:24px;margin-bottom:14px}
.ky-split-body p{margin-bottom:14px}
.ky-checklist li{position:relative;padding-left:26px;margin-bottom:10px;font-size:15.5px;color:var(--ky-body)}
.ky-checklist li::before{
  content:"";position:absolute;left:0;top:11px;width:9px;height:9px;border-radius:50%;
  background:var(--ky-primary-tint);border:2px solid var(--ky-primary);
}

/* 数据带 */
.ky-stats{background:var(--ky-primary);color:#fff;padding:52px 0}
.ky-stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.ky-stat{padding-left:20px;border-left:1px solid rgba(255,255,255,.22)}
.ky-stat-num{font-size:34px;font-weight:700;color:var(--ky-accent);line-height:1.2}
.ky-stat-label{font-size:14px;color:rgba(255,255,255,.82);margin-top:6px}

/* FAQ */
.ky-faq{max-width:860px;margin:0 auto}
.ky-faq-item{background:var(--ky-surface);border:1px solid var(--ky-line);border-radius:var(--ky-radius-card);margin-bottom:14px;overflow:hidden;transition:border-color .22s ease,box-shadow .22s ease}
.ky-faq-item[open]{border-color:rgba(14,79,69,.28);box-shadow:var(--ky-shadow-1)}
.ky-faq-item summary{
  list-style:none;cursor:pointer;padding:20px 24px 20px 26px;font-size:16px;font-weight:600;color:var(--ky-ink);
  display:flex;align-items:center;justify-content:space-between;gap:16px;position:relative;
}
.ky-faq-item summary::-webkit-details-marker{display:none}
.ky-faq-item summary::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:0 3px 3px 0;
  background:var(--ky-accent);opacity:0;transition:opacity .2s ease;
}
.ky-faq-item[open] summary::before{opacity:1}
.ky-faq-item summary::after{
  content:"";flex:0 0 auto;width:10px;height:10px;border-right:2px solid var(--ky-muted);
  border-bottom:2px solid var(--ky-muted);transform:rotate(45deg);transition:transform .2s ease;margin-top:-4px;
}
.ky-faq-item[open] summary::after{transform:rotate(-135deg);margin-top:2px}
.ky-faq-answer{padding:0 24px 22px 26px;font-size:15px;line-height:1.8;color:var(--ky-body)}

/* CTA */
.ky-cta{background:var(--ky-primary-deep);color:#fff;padding:76px 0;position:relative;overflow:hidden}
.ky-cta::after{
  content:"";position:absolute;right:-140px;bottom:-160px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(224,160,68,.22),rgba(224,160,68,0) 70%);pointer-events:none;
}
.ky-cta-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;position:relative;z-index:1}
.ky-cta h2{color:#fff}
.ky-cta p{color:rgba(255,255,255,.82)}
.ky-cta-points{margin-top:22px}
.ky-cta-points li{position:relative;padding-left:22px;margin-bottom:10px;font-size:15px;color:rgba(255,255,255,.9)}
.ky-cta-points li::before{content:"";position:absolute;left:0;top:11px;width:8px;height:8px;border-radius:2px;background:var(--ky-accent)}
.ky-form{background:#fff;border-radius:var(--ky-radius-card);padding:28px;box-shadow:var(--ky-shadow-2);color:var(--ky-body)}
.ky-form h3{font-size:20px;margin-bottom:6px}
.ky-form-note{font-size:13px;color:var(--ky-muted);margin-bottom:18px}
.ky-field{margin-bottom:16px}
.ky-field label{display:block;font-size:13px;color:var(--ky-muted);margin-bottom:6px}
.ky-input,.ky-select{
  width:100%;height:48px;padding:0 14px;border-radius:10px;border:1px solid var(--ky-line);
  background:var(--ky-bg);color:var(--ky-ink);font-size:15px;font-family:inherit;transition:.2s ease;
}
.ky-input:focus,.ky-select:focus{outline:none;background:#fff;border-color:var(--ky-primary);box-shadow:0 0 0 3px rgba(14,79,69,.12)}
.ky-error{font-size:13px;color:var(--ky-warn);margin-top:6px;display:none}

/* 相关最新内容 */
.ky-latest{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.ky-latest-item{
  background:var(--ky-surface);border:1px solid var(--ky-line);border-radius:var(--ky-radius-card);
  padding:22px;display:flex;flex-direction:column;gap:10px;transition:.22s ease;
}
.ky-latest-item:hover{border-color:rgba(14,79,69,.28);transform:translateY(-4px);box-shadow:var(--ky-shadow-2)}
.ky-latest-item h3{font-size:17px;line-height:1.55;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.ky-latest-item .ky-meta{display:flex;justify-content:space-between;align-items:center;font-size:13px;color:var(--ky-muted);margin-top:auto}
.ky-static-tip{font-size:13px;color:var(--ky-muted);margin-bottom:20px}

/* 页脚 */
.ky-footer{background:var(--ky-surface);border-top:1px solid var(--ky-line);padding:60px 0 26px}
.ky-footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:36px}
.ky-footer h4{font-size:15px;margin-bottom:16px}
.ky-footer p{font-size:14.5px;color:var(--ky-body)}
.ky-footer-list li{margin-bottom:10px}
.ky-footer-list a{font-size:14.5px;color:var(--ky-body)}
.ky-footer-list a:hover{color:var(--ky-primary);text-decoration:underline;text-underline-offset:4px}
.ky-footer-contact li{font-size:14.5px;color:var(--ky-body);margin-bottom:10px}
.ky-footer-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid var(--ky-line);
  text-align:center;font-size:13px;color:var(--ky-muted);
}

@media (max-width:1199.98px){
  .ky-mega{width:640px;grid-template-columns:1fr 1fr;gap:18px}
  .ky-mega-card{display:none}
}
@media (max-width:991.98px){
  .ky-header-inner{height:68px;gap:14px}
  .ky-menu-toggle{display:inline-flex}
  .ky-nav{
    position:fixed;top:69px;left:0;right:0;bottom:0;background:#fff;flex-direction:column;
    align-items:stretch;padding:18px 20px 32px;overflow-y:auto;border-top:1px solid var(--ky-line);
    opacity:0;visibility:hidden;transform:translateY(-8px);
    transition:opacity .2s ease,transform .2s ease,visibility .2s ease;
  }
  .ky-header.nav-open .ky-nav{opacity:1;visibility:visible;transform:translateY(0)}
  .ky-nav-list{flex-direction:column;align-items:stretch;gap:0}
  .ky-nav-link{height:48px;border-bottom:1px solid var(--ky-line);border-radius:0;padding:0 4px}
  .ky-nav-link.is-active{background:transparent;color:var(--ky-primary)}
  .ky-nav-cta-mobile{display:block;margin-top:22px}
  .ky-mega-wrap{display:none}
  .ky-header-actions .ky-btn-primary{display:none}
  .ky-head-grid{grid-template-columns:1fr;gap:32px}
  .ky-head-grid h1{font-size:34px}
  .ky-split,.ky-cta-grid{grid-template-columns:1fr;gap:28px}
  .ky-split-rev .ky-split-media{order:0}
  .ky-stats-grid{grid-template-columns:repeat(2,1fr);gap:28px}
  .ky-footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .ky-latest{grid-template-columns:1fr}
  .ky-section{padding:64px 0}
  h2{font-size:26px}
  h1{font-size:32px}
}
@media (max-width:575.98px){
  .ky-container{padding:0 20px}
  h1{font-size:28px}
  h2{font-size:23px}
  .ky-head-grid h1{font-size:28px}
  .ky-head-lead{font-size:16.5px}
  body{font-size:15.5px}
  .ky-section{padding:56px 0}
  .ky-stats-grid{grid-template-columns:1fr;gap:22px}
  .ky-stat{border-left:2px solid var(--ky-accent);padding-left:16px}
  .ky-footer-grid{grid-template-columns:1fr}
  .ky-btn{height:46px;padding:0 20px}
  .ky-form{padding:22px}
}
@media (hover:none){
  .ky-latest-item:hover{transform:none}
  .ky-btn:hover{transform:none}
}

/* roulang page: article */
:root{
  --ky-primary:#0E4F45;
  --ky-primary-deep:#0A3830;
  --ky-primary-tint:#E4EFEB;
  --ky-accent:#E0A044;
  --ky-accent-soft:#FBF1DF;
  --ky-ink:#1D1B18;
  --ky-body:#4B463F;
  --ky-muted:#8B8377;
  --ky-bg:#F7F4EE;
  --ky-surface:#FFFFFF;
  --ky-line:#E6DFD3;
  --ky-ok:#2E7D5B;
  --ky-warn:#C97A16;
  --ky-shadow-1:0 1px 2px rgba(14,79,69,.06);
  --ky-shadow-2:0 14px 34px -16px rgba(14,79,69,.22);
  --ky-radius-card:16px;
  --ky-radius-btn:10px;
  --ky-font:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--ky-font);
  font-size:16px;
  line-height:1.85;
  color:var(--ky-body);
  background:var(--ky-bg);
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--ky-primary);text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease}
a:hover{color:var(--ky-primary-deep)}
h1,h2,h3,h4{margin:0;color:var(--ky-ink);font-weight:700;letter-spacing:-.01em}
p{margin:0 0 1em}
ul,ol{margin:0;padding:0}
button,input,select,textarea{font-family:inherit;font-size:inherit}
:focus-visible{outline:2px solid var(--ky-primary);outline-offset:2px;border-radius:4px}
.ky-container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* ---------- Header ---------- */
.ky-header{
  position:sticky;top:0;z-index:80;
  background:rgba(247,244,238,.94);
  backdrop-filter:saturate(150%) blur(10px);
  border-bottom:1px solid var(--ky-line);
}
.ky-header-inner{display:flex;align-items:center;gap:24px;min-height:76px}
.ky-logo{display:flex;flex-direction:column;line-height:1.15;flex:0 0 auto}
.ky-logo-mark{font-size:24px;font-weight:800;color:var(--ky-primary);letter-spacing:-.02em}
.ky-logo-sub{font-size:12px;color:var(--ky-muted);letter-spacing:.02em;margin-top:2px}
.ky-nav{margin-left:auto}
.ky-nav-list{display:flex;align-items:center;gap:4px;list-style:none}
.ky-nav-link{
  display:inline-flex;align-items:center;height:44px;padding:0 14px;
  border-radius:10px;color:var(--ky-body);font-size:15px;font-weight:500;
}
.ky-nav-link:hover{background:var(--ky-primary-tint);color:var(--ky-primary)}
.ky-nav-link.is-active{background:var(--ky-primary-tint);color:var(--ky-primary);font-weight:700}
.ky-nav-cta-mobile{display:none}
.ky-header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.ky-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--ky-radius-btn);
  font-size:15px;font-weight:600;border:0;cursor:pointer;white-space:nowrap;
  transition:transform .2s ease,box-shadow .2s ease,background-color .2s ease,color .2s ease;
}
.ky-btn-primary{background:var(--ky-primary);color:#fff}
.ky-btn-primary:hover{background:var(--ky-primary-deep);color:#fff;transform:translateY(-1px);box-shadow:var(--ky-shadow-2)}
.ky-btn-ghost{background:transparent;color:var(--ky-primary);border:1.5px solid var(--ky-primary)}
.ky-btn-ghost:hover{background:var(--ky-primary-tint);color:var(--ky-primary)}
.ky-btn-accent{background:var(--ky-accent);color:var(--ky-ink)}
.ky-btn-accent:hover{background:#CF8F32;color:var(--ky-ink);transform:translateY(-1px);box-shadow:var(--ky-shadow-2)}
.ky-btn-sm{height:42px;padding:0 18px;font-size:14px}
.ky-btn-block{width:100%}
.ky-mega-wrap{position:relative}
.ky-mega-trigger{
  display:inline-flex;align-items:center;gap:8px;height:42px;padding:0 16px;
  background:transparent;border:1px solid var(--ky-line);border-radius:var(--ky-radius-btn);
  color:var(--ky-body);font-size:14px;font-weight:600;cursor:pointer;transition:.2s ease;
}
.ky-mega-trigger:hover{border-color:rgba(14,79,69,.28);color:var(--ky-primary);background:#fff}
.ky-caret{width:8px;height:8px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(45deg) translateY(-2px);transition:transform .2s ease}
.ky-mega-trigger[aria-expanded="true"] .ky-caret{transform:rotate(225deg) translateY(-2px)}
.ky-mega{
  position:absolute;top:calc(100% + 12px);right:0;width:700px;
  display:grid;grid-template-columns:1fr 1fr 190px;gap:22px;
  background:var(--ky-surface);border:1px solid var(--ky-line);border-radius:16px;
  box-shadow:var(--ky-shadow-2);padding:24px;
  opacity:0;visibility:hidden;transform:translateY(-8px);
  transition:opacity .18s ease,transform .18s ease,visibility .18s ease;
}
.ky-mega-wrap:hover .ky-mega,.ky-mega.is-open{opacity:1;visibility:visible;transform:translateY(0)}
.ky-mega-group h4{font-size:13px;letter-spacing:.06em;color:var(--ky-muted);font-weight:700;margin-bottom:12px}
.ky-mega-link{display:block;padding:9px 10px;border-radius:10px;color:var(--ky-ink);font-size:14.5px;font-weight:600}
.ky-mega-link span{display:block;font-size:12.5px;font-weight:400;color:var(--ky-muted);margin-top:2px}
.ky-mega-link:hover{background:var(--ky-primary-tint);color:var(--ky-primary)}
.ky-mega-mini{display:block;padding:9px 10px;border-radius:10px;color:var(--ky-body);font-size:14px;line-height:1.5}
.ky-mega-mini em{display:block;font-style:normal;font-size:12.5px;color:var(--ky-muted)}
.ky-mega-mini:hover{background:var(--ky-accent-soft);color:#8A5A10}
.ky-mega-card{display:block;background:var(--ky-bg);border:1px solid var(--ky-line);border-radius:14px;padding:12px;text-align:center}
.ky-mega-card img{border-radius:10px;aspect-ratio:16/10;object-fit:cover;width:100%;margin-bottom:10px}
.ky-mega-card b{font-size:14px;color:var(--ky-ink)}
.ky-mega-card:hover{border-color:rgba(14,79,69,.28);box-shadow:var(--ky-shadow-1)}
.ky-menu-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--ky-line);border-radius:10px;
  background:#fff;flex-direction:column;align-items:center;justify-content:center;gap:4px;cursor:pointer;
}
.ky-menu-toggle span{display:block;width:18px;height:2px;background:var(--ky-primary);border-radius:2px}

/* ---------- Page head / crumb ---------- */
.ky-crumb{font-size:13px;color:var(--ky-muted);display:flex;flex-wrap:wrap;gap:6px;align-items:center;padding:28px 0 0}
.ky-crumb a{color:var(--ky-muted)}
.ky-crumb a:hover{color:var(--ky-primary)}
.ky-crumb span.sep{color:#C4BCAE}
.ky-crumb .now{color:var(--ky-body);max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.ky-post-head{padding:22px 0 34px;border-bottom:1px solid var(--ky-line);margin-bottom:40px}
.ky-post-head h1{font-size:34px;line-height:1.4;letter-spacing:-.01em;max-width:860px}
.ky-post-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 16px;margin-top:16px;font-size:13.5px;color:var(--ky-muted)}
.ky-badge{display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;border-radius:999px;background:var(--ky-primary-tint);color:var(--ky-primary);font-size:13px;font-weight:600;letter-spacing:.02em}
.ky-tag{display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;border-radius:999px;background:var(--ky-accent-soft);color:#8A5A10;font-size:13px;font-weight:600;letter-spacing:.02em}

/* ---------- Article body ---------- */
.ky-article-shell{
  max-width:840px;margin:0 auto;background:var(--ky-surface);
  border:1px solid var(--ky-line);border-radius:var(--ky-radius-card);
  box-shadow:var(--ky-shadow-1);padding:48px;
}
.ky-article-body{font-size:16px;line-height:1.9;color:var(--ky-body)}
.ky-article-body p{margin:0 0 1.1em}
.ky-article-body h2{
  position:relative;font-size:26px;line-height:1.4;color:var(--ky-ink);
  margin:1.9em 0 .8em;padding-left:16px;
}
.ky-article-body h2::before{content:"";position:absolute;left:0;top:.24em;bottom:.24em;width:4px;border-radius:3px;background:var(--ky-accent)}
.ky-article-body h3{font-size:20px;line-height:1.5;font-weight:700;color:var(--ky-ink);margin:1.6em 0 .6em}
.ky-article-body h4{font-size:17px;font-weight:700;color:var(--ky-ink);margin:1.3em 0 .5em}
.ky-article-body img{border-radius:14px;margin:1.6em auto;height:auto}
.ky-article-body figure{margin:1.6em 0}
.ky-article-body figcaption{font-size:13px;color:var(--ky-muted);text-align:center;margin-top:8px}
.ky-article-body blockquote{
  margin:1.5em 0;padding:16px 22px;background:var(--ky-primary-tint);
  border-left:3px solid var(--ky-primary);border-radius:0 12px 12px 0;color:var(--ky-body);
}
.ky-article-body blockquote p:last-child{margin-bottom:0}
.ky-article-body ul,.ky-article-body ol{padding-left:1.35em;margin:0 0 1.2em}
.ky-article-body li{margin:.5em 0;line-height:1.75}
.ky-article-body a{color:var(--ky-primary);text-decoration:underline;text-underline-offset:3px}
.ky-article-body a:hover{color:var(--ky-primary-deep)}
.ky-article-body table{width:100%;border-collapse:collapse;margin:1.5em 0;font-size:15px;border:1px solid var(--ky-line);border-radius:12px;overflow:hidden}
.ky-article-body th{background:var(--ky-bg);color:var(--ky-ink);font-weight:700;text-align:left}
.ky-article-body th,.ky-article-body td{border:1px solid var(--ky-line);padding:11px 14px}
.ky-article-body hr{border:0;border-top:1px solid var(--ky-line);margin:2em 0}
.ky-article-body strong{color:var(--ky-ink)}
.ky-notfound{text-align:center;padding:26px 0 12px}
.ky-notfound h2{font-size:24px;margin-bottom:10px}
.ky-notfound p{color:var(--ky-muted);max-width:420px;margin:0 auto 20px}

/* ---------- Recap ---------- */
.ky-recap{max-width:840px;margin:28px auto 0;background:var(--ky-primary-tint);border:1px solid #D2E3DD;border-radius:var(--ky-radius-card);padding:26px 30px}
.ky-recap h2{font-size:18px;margin-bottom:14px;color:var(--ky-primary)}
.ky-recap ul{list-style:none;display:grid;gap:10px}
.ky-recap li{position:relative;padding-left:26px;font-size:15px;line-height:1.75;color:var(--ky-body)}
.ky-recap li::before{
  content:"";position:absolute;left:0;top:9px;width:10px;height:10px;border-radius:50%;
  background:var(--ky-accent);
}

/* ---------- Sections ---------- */
.ky-section{padding:78px 0 0}
.ky-section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:30px}
.ky-section-head h2{font-size:30px;line-height:1.35}
.ky-section-head p{font-size:15px;color:var(--ky-muted);margin:8px 0 0}
.ky-text-link{font-size:14.5px;font-weight:600;color:var(--ky-primary);white-space:nowrap}
.ky-text-link:hover{text-decoration:underline;text-underline-offset:3px}
.ky-grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.ky-card{
  display:flex;flex-direction:column;background:var(--ky-surface);
  border:1px solid var(--ky-line);border-radius:var(--ky-radius-card);
  box-shadow:var(--ky-shadow-1);overflow:hidden;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.ky-card:hover{transform:translateY(-4px);box-shadow:var(--ky-shadow-2);border-color:rgba(14,79,69,.28)}
.ky-card-cover{aspect-ratio:16/10;object-fit:cover;width:100%;background:var(--ky-primary-tint)}
.ky-card-body{padding:22px 24px 24px;display:flex;flex-direction:column;gap:10px;flex:1}
.ky-card-body h3{font-size:18px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.ky-card-body p{
  font-size:14.5px;color:var(--ky-body);line-height:1.75;margin:0;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.ky-card-foot{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:auto;font-size:13px;color:var(--ky-muted)}

/* ---------- CTA ---------- */
.ky-cta{margin-top:88px;background:var(--ky-primary);color:#fff;padding:64px 0}
.ky-cta-inner{display:grid;grid-template-columns:1fr 420px;gap:56px;align-items:center}
.ky-cta h2{color:#fff;font-size:30px;line-height:1.35}
.ky-cta p.lead{color:rgba(255,255,255,.82);font-size:16px;margin:14px 0 22px;max-width:38ch}
.ky-cta-points{list-style:none;display:grid;gap:10px}
.ky-cta-points li{position:relative;padding-left:24px;font-size:15px;color:rgba(255,255,255,.9)}
.ky-cta-points li::before{content:"";position:absolute;left:0;top:10px;width:8px;height:8px;border-radius:50%;background:var(--ky-accent)}
.ky-form-card{background:#fff;border-radius:var(--ky-radius-card);padding:28px;box-shadow:0 18px 40px -20px rgba(0,0,0,.35)}
.ky-form-card h3{font-size:19px;margin-bottom:6px}
.ky-form-card .hint{font-size:13.5px;color:var(--ky-muted);margin-bottom:18px}
.ky-field{margin-bottom:16px}
.ky-field label{display:block;font-size:13px;color:var(--ky-muted);margin-bottom:6px}
.ky-field input,.ky-field select{
  width:100%;height:48px;padding:0 14px;border-radius:10px;
  border:1px solid var(--ky-line);background:var(--ky-bg);color:var(--ky-ink);
  transition:border-color .2s ease,background-color .2s ease,box-shadow .2s ease;
}
.ky-field input:focus,.ky-field select:focus{
  outline:none;background:#fff;border:1.5px solid var(--ky-primary);
  box-shadow:0 0 0 4px rgba(14,79,69,.10);
}
.ky-form-note{font-size:12.5px;color:var(--ky-muted);margin-top:12px;text-align:center}

/* ---------- Footer ---------- */
.ky-footer{margin-top:0;background:var(--ky-surface);border-top:1px solid var(--ky-line);padding:56px 0 0}
.ky-footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px}
.ky-footer h4{font-size:14px;letter-spacing:.04em;color:var(--ky-ink);margin-bottom:14px}
.ky-footer p{font-size:14px;color:var(--ky-body);max-width:34ch}
.ky-footer-list,.ky-footer-contact{list-style:none;display:grid;gap:9px}
.ky-footer-list a{font-size:14px;color:var(--ky-body)}
.ky-footer-list a:hover{color:var(--ky-primary);text-decoration:underline;text-underline-offset:3px}
.ky-footer-contact li{font-size:14px;color:var(--ky-body)}
.ky-footer-bottom{
  margin-top:44px;padding:18px 0;border-top:1px solid var(--ky-line);
  font-size:13px;color:var(--ky-muted);text-align:center;
}

/* ---------- Responsive ---------- */
@media (max-width:1199.98px){
  .ky-mega{width:620px}
}
@media (max-width:991.98px){
  .ky-header-inner{min-height:68px}
  .ky-nav{
    position:fixed;left:0;right:0;top:68px;bottom:0;background:#fff;
    padding:18px 24px 32px;overflow-y:auto;display:none;flex-direction:column;margin-left:0;
    border-top:1px solid var(--ky-line);
  }
  .ky-nav.is-open{display:flex}
  .ky-nav-list{flex-direction:column;align-items:stretch;gap:6px}
  .ky-nav-link{height:48px;font-size:16px;justify-content:flex-start}
  .ky-nav-cta-mobile{display:block;margin-top:18px}
  .ky-header-actions .ky-btn-primary,.ky-mega-wrap{display:none}
  .ky-menu-toggle{display:flex}
  .ky-header-actions{margin-left:auto}
  .ky-section{padding:56px 0 0}
  .ky-section-head h2{font-size:24px}
  .ky-grid-3{grid-template-columns:repeat(2,1fr)}
  .ky-article-shell{padding:30px}
  .ky-post-head h1{font-size:28px}
  .ky-cta-inner{grid-template-columns:1fr;gap:32px}
  .ky-footer-grid{grid-template-columns:1fr 1fr;gap:30px}
}
@media (max-width:575.98px){
  .ky-container{padding:0 20px}
  .ky-logo-mark{font-size:21px}
  .ky-logo-sub{font-size:11px}
  .ky-post-head h1{font-size:24px}
  .ky-article-shell{padding:20px;border-radius:14px}
  .ky-article-body h2{font-size:22px}
  .ky-article-body h3{font-size:18px}
  .ky-grid-3{grid-template-columns:1fr}
  .ky-btn{height:46px}
  .ky-recap{padding:20px 22px}
  .ky-footer-grid{grid-template-columns:1fr}
  .ky-cta{padding:48px 0}
  .ky-cta h2{font-size:24px}
  .ky-crumb .now{white-space:normal}
}
@media (hover:none){
  .ky-card:hover{transform:none;box-shadow:var(--ky-shadow-1)}
  .ky-btn:hover{transform:none}
}

/* roulang page: category2 */
:root{
  --ky-primary:#0E4F45;
  --ky-primary-deep:#0A3830;
  --ky-primary-tint:#E4EFEB;
  --ky-accent:#E0A044;
  --ky-accent-soft:#FBF1DF;
  --ky-ink:#1D1B18;
  --ky-body:#4B463F;
  --ky-muted:#8B8377;
  --ky-bg:#F7F4EE;
  --ky-surface:#FFFFFF;
  --ky-line:#E6DFD3;
  --ky-ok:#2E7D5B;
  --ky-warn:#C97A16;
  --ky-radius-card:16px;
  --ky-radius-btn:10px;
  --ky-radius-img:14px;
  --ky-shadow-1:0 1px 2px rgba(14,79,69,.06);
  --ky-shadow-2:0 14px 34px -16px rgba(14,79,69,.22);
  --ky-font:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--ky-font);
  font-size:16px;
  line-height:1.85;
  color:var(--ky-body);
  background:var(--ky-bg);
  -webkit-font-smoothing:antialiased;
  font-variant-numeric:tabular-nums;
}
h1,h2,h3,h4,h5{color:var(--ky-ink);margin:0;font-weight:700;line-height:1.35;letter-spacing:-.01em}
h1{font-size:44px;line-height:1.25}
h2{font-size:32px;line-height:1.35}
h3{font-size:21px;line-height:1.5;font-weight:600}
h4{font-size:16px;line-height:1.5;font-weight:600}
p{margin:0 0 1em;max-width:40em}
p:last-child{margin-bottom:0}
a{color:var(--ky-primary);text-decoration:none;transition:color .22s ease,background-color .22s ease,border-color .22s ease}
a:hover{color:var(--ky-primary-deep)}
img{max-width:100%;display:block}
ul,ol{margin:0;padding:0;list-style:none}
button{font:inherit;color:inherit;cursor:pointer}
input,select,textarea{font:inherit}
:focus-visible{outline:2px solid var(--ky-primary);outline-offset:2px;border-radius:4px}
::selection{background:var(--ky-primary-tint);color:var(--ky-primary-deep)}

/* ---------- layout ---------- */
.ky-container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.ky-section{padding:96px 0}
.ky-section--tight{padding:72px 0}
.ky-section--paper{background:var(--ky-surface);border-top:1px solid var(--ky-line);border-bottom:1px solid var(--ky-line)}
.ky-section-head{max-width:760px;margin-bottom:36px}
.ky-section-head h2{margin-bottom:12px}
.ky-section-head p{font-size:16.5px;color:var(--ky-body);margin:0}
.ky-eyebrow{
  display:inline-block;font-size:13px;letter-spacing:.04em;font-weight:600;
  color:var(--ky-primary);background:var(--ky-primary-tint);
  border-radius:999px;padding:5px 14px;margin-bottom:16px;
}
.ky-divider{height:1px;background:var(--ky-line);border:0;margin:0}

/* ---------- header / nav ---------- */
.ky-header{
  position:sticky;top:0;z-index:80;background:rgba(255,255,255,.96);
  backdrop-filter:saturate(140%) blur(6px);
  border-bottom:1px solid var(--ky-line);
}
.ky-header-inner{display:flex;align-items:center;gap:28px;min-height:76px}
.ky-logo{display:flex;flex-direction:column;line-height:1.2;flex:0 0 auto}
.ky-logo-mark{font-size:24px;font-weight:800;letter-spacing:-.02em;color:var(--ky-primary)}
.ky-logo-sub{font-size:12.5px;color:var(--ky-muted);letter-spacing:.02em;margin-top:3px}
.ky-nav{flex:1 1 auto;display:flex;align-items:center}
.ky-nav-list{display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.ky-nav-link{
  display:inline-flex;align-items:center;height:40px;padding:0 14px;border-radius:10px;
  font-size:15px;font-weight:500;color:var(--ky-body);white-space:nowrap;
}
.ky-nav-link:hover{background:var(--ky-primary-tint);color:var(--ky-primary)}
.ky-nav-link.is-active{background:var(--ky-primary);color:#fff;font-weight:600}
.ky-nav-cta-mobile{display:none}
.ky-header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.ky-menu-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--ky-line);background:#fff;
  border-radius:10px;padding:0;align-items:center;justify-content:center;flex-direction:column;gap:5px;
}
.ky-menu-toggle span{display:block;width:18px;height:2px;background:var(--ky-primary);border-radius:2px;transition:transform .22s ease,opacity .22s ease}
.ky-menu-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.ky-menu-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.ky-menu-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* mega menu */
.ky-mega-wrap{position:relative}
.ky-mega-trigger{
  display:inline-flex;align-items:center;gap:8px;height:44px;padding:0 16px;
  border:1px solid var(--ky-line);background:#fff;border-radius:10px;
  font-size:14.5px;font-weight:600;color:var(--ky-primary);transition:border-color .22s ease,background-color .22s ease;
}
.ky-mega-trigger:hover{border-color:rgba(14,79,69,.35);background:var(--ky-primary-tint)}
.ky-caret{width:8px;height:8px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(45deg) translateY(-2px);transition:transform .2s ease;display:inline-block}
.ky-mega-wrap.is-open .ky-caret{transform:rotate(-135deg) translateY(-1px)}
.ky-mega{
  position:absolute;right:0;top:calc(100% + 14px);width:680px;background:#fff;
  border:1px solid var(--ky-line);border-radius:16px;box-shadow:var(--ky-shadow-2);
  padding:26px;display:grid;grid-template-columns:1fr 1fr 180px;gap:24px;
  opacity:0;visibility:hidden;transform:translateY(8px);transition:opacity .18s ease,transform .18s ease,visibility .18s;
}
.ky-mega-wrap:hover .ky-mega,.ky-mega-wrap:focus-within .ky-mega,.ky-mega-wrap.is-open .ky-mega{opacity:1;visibility:visible;transform:translateY(0)}
.ky-mega-group h4{font-size:13px;letter-spacing:.06em;color:var(--ky-muted);font-weight:600;margin-bottom:12px;text-transform:uppercase}
.ky-mega-link{display:block;padding:9px 10px;border-radius:10px;font-size:14.5px;font-weight:600;color:var(--ky-ink)}
.ky-mega-link span{display:block;font-size:12.5px;font-weight:400;color:var(--ky-muted);margin-top:2px}
.ky-mega-link:hover{background:var(--ky-primary-tint);color:var(--ky-primary)}
.ky-mega-mini{display:block;padding:9px 10px;border-radius:10px;font-size:14px;color:var(--ky-body)}
.ky-mega-mini em{display:block;font-style:normal;font-size:12.5px;color:var(--ky-muted);margin-top:2px}
.ky-mega-mini:hover{background:var(--ky-bg);color:var(--ky-primary)}
.ky-mega-card{display:block;border:1px solid var(--ky-line);border-radius:14px;overflow:hidden;background:var(--ky-bg)}
.ky-mega-card img{width:100%;height:96px;object-fit:cover}
.ky-mega-card b{display:block;padding:10px 12px;font-size:13.5px;color:var(--ky-primary)}

/* ---------- buttons / badges ---------- */
.ky-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--ky-radius-btn);
  font-size:15.5px;font-weight:600;border:1.5px solid transparent;
  transition:background-color .22s ease,color .22s ease,border-color .22s ease,transform .22s ease,box-shadow .22s ease;
}
.ky-btn-sm{height:42px;padding:0 18px;font-size:14.5px}
.ky-btn-block{display:flex;width:100%}
.ky-btn-primary{background:var(--ky-primary);color:#fff}
.ky-btn-primary:hover{background:var(--ky-primary-deep);color:#fff;transform:translateY(-1px);box-shadow:var(--ky-shadow-2)}
.ky-btn-ghost{background:transparent;border-color:var(--ky-primary);color:var(--ky-primary)}
.ky-btn-ghost:hover{background:var(--ky-primary-tint);color:var(--ky-primary-deep)}
.ky-btn-accent{background:var(--ky-accent);color:var(--ky-ink)}
.ky-btn-accent:hover{background:#D2922F;color:var(--ky-ink);transform:translateY(-1px);box-shadow:var(--ky-shadow-2)}
.ky-btn:active{transform:translateY(0) scale(.99)}
.ky-badge{display:inline-block;padding:4px 12px;border-radius:999px;font-size:13px;font-weight:600;letter-spacing:.04em;background:var(--ky-primary-tint);color:var(--ky-primary)}
.ky-badge--tag{background:var(--ky-accent-soft);color:#8A5A10}
.ky-badge--ok{background:#E4F1EA;color:var(--ky-ok)}

/* ---------- page head ---------- */
.ky-pagehead{
  position:relative;overflow:hidden;padding:56px 0 64px;
  background:linear-gradient(180deg,#FFFFFF 0%,var(--ky-bg) 100%);
  border-bottom:1px solid var(--ky-line);
}
.ky-pagehead::after{
  content:"";position:absolute;left:-140px;bottom:-180px;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(14,79,69,.10) 0%,rgba(14,79,69,0) 68%);pointer-events:none;
}
.ky-breadcrumb{position:relative;z-index:2;font-size:13px;color:var(--ky-muted);margin-bottom:18px}
.ky-breadcrumb span{margin:0 6px;color:var(--ky-line)}
.ky-breadcrumb a{color:var(--ky-muted)}
.ky-breadcrumb a:hover{color:var(--ky-primary)}
.ky-pagehead-grid{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:48px;align-items:center}
.ky-pagehead h1{margin:14px 0 16px;font-size:40px}
.ky-pagehead-lead{font-size:19px;line-height:1.8;color:var(--ky-body);max-width:34em}
.ky-pagehead-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px}
.ky-pagehead-media img{width:100%;aspect-ratio:16/11;object-fit:cover;border-radius:18px;box-shadow:var(--ky-shadow-2)}
.ky-head-facts{display:flex;gap:28px;flex-wrap:wrap;margin-top:26px}
.ky-head-facts div{font-size:13.5px;color:var(--ky-muted)}
.ky-head-facts b{display:block;font-size:24px;color:var(--ky-accent);font-weight:800;letter-spacing:-.01em}

/* ---------- prep strip ---------- */
.ky-prep{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.ky-prep-item{background:var(--ky-surface);border:1px solid var(--ky-line);border-radius:var(--ky-radius-card);padding:26px;transition:border-color .22s ease,transform .22s ease,box-shadow .22s ease}
.ky-prep-item:hover{border-color:rgba(14,79,69,.28);transform:translateY(-4px);box-shadow:var(--ky-shadow-2)}
.ky-prep-item h3{font-size:18px;margin:14px 0 8px}
.ky-prep-item p{font-size:15px;color:var(--ky-body);margin:0}
.ky-num{
  width:40px;height:40px;border-radius:50%;background:var(--ky-accent);color:var(--ky-ink);
  display:inline-flex;align-items:center;justify-content:center;font-weight:800;font-size:16px;
}

/* ---------- timeline ---------- */
.ky-timeline{position:relative;margin-top:8px}
.ky-timeline::before{
  content:"";position:absolute;left:21px;top:12px;bottom:12px;width:2px;
  background:linear-gradient(180deg,var(--ky-primary-tint),var(--ky-line));
}
.ky-tl-item{position:relative;padding:0 0 32px 76px}
.ky-tl-item:last-child{padding-bottom:0}
.ky-tl-node{
  position:absolute;left:0;top:0;width:44px;height:44px;border-radius:50%;
  background:var(--ky-accent);color:var(--ky-ink);font-weight:800;font-size:15px;
  display:flex;align-items:center;justify-content:center;box-shadow:0 0 0 6px var(--ky-bg);
}
.ky-tl-card{background:var(--ky-surface);border:1px solid var(--ky-line);border-radius:var(--ky-radius-card);padding:24px;transition:border-color .22s ease,box-shadow .22s ease}
.ky-tl-card:hover{border-color:rgba(14,79,69,.28);box-shadow:var(--ky-shadow-1)}
.ky-tl-card h3{margin-bottom:10px}
.ky-tl-card p{font-size:15.2px;margin-bottom:14px;max-width:44em}
.ky-tl-meta{display:flex;gap:10px;flex-wrap:wrap;align-items:center}

/* ---------- compare ---------- */
.ky-compare{
  display:grid;grid-template-columns:1fr 1fr;background:var(--ky-surface);
  border:1px solid var(--ky-line);border-radius:var(--ky-radius-card);overflow:hidden;
}
.ky-compare-col{padding:32px}
.ky-compare-col + .ky-compare-col{border-left:1px solid var(--ky-line)}
.ky-compare-col h3{font-size:20px;margin-bottom:6px}
.ky-compare-col > p{font-size:14.5px;color:var(--ky-muted);margin-bottom:22px}
.ky-compare-row{display:flex;gap:14px;padding:14px 0;border-top:1px dashed var(--ky-line)}
.ky-compare-row:first-of-type{border-top:0}
.ky-compare-row dt{flex:0 0 88px;font-size:13.5px;color:var(--ky-muted);font-weight:600;margin:0}
.ky-compare-row dd{margin:0;font-size:15px;color:var(--ky-body)}
.ky-compare-col--alt{background:var(--ky-accent-soft)}

/* ---------- list rows ---------- */
.ky-rowlist{display:flex;flex-direction:column;gap:14px}
.ky-rowitem{
  display:grid;grid-template-columns:minmax(0,1fr) auto;gap:20px;align-items:center;
  background:var(--ky-surface);border:1px solid var(--ky-line);border-radius:var(--ky-radius-card);
  padding:22px 24px;transition:border-color .22s ease,transform .22s ease,box-shadow .22s ease;
}
.ky-rowitem:hover{border-color:rgba(14,79,69,.28);transform:translateY(-3px);box-shadow:var(--ky-shadow-2)}
.ky-rowitem h3{font-size:18px;margin-bottom:6px}
.ky-rowitem p{font-size:14.8px;margin:0;color:var(--ky-body)}
.ky-rowitem-side{display:flex;flex-direction:column;align-items:flex-end;gap:8px;font-size:13px;color:var(--ky-muted);white-space:nowrap}

/* ---------- faq ---------- */
.ky-faq{max-width:900px;margin:0 auto}
.ky-faq-item{background:var(--ky-surface);border:1px solid var(--ky-line);border-radius:var(--ky-radius-card);margin-bottom:14px;overflow:hidden;transition:border-color .22s ease}
.ky-faq-item.is-open{border-color:rgba(14,79,69,.28)}
.ky-faq-q{
  width:100%;display:flex;justify-content:space-between;align-items:center;gap:18px;
  background:none;border:0;text-align:left;padding:20px 24px;font-size:16px;font-weight:600;color:var(--ky-ink);
}
.ky-faq-q .ky-plus{position:relative;width:16px;height:16px;flex:0 0 16px}
.ky-faq-q .ky-plus::before,.ky-faq-q .ky-plus::after{content:"";position:absolute;background:var(--ky-primary);border-radius:2px;transition:transform .2s ease,opacity .2s ease}
.ky-faq-q .ky-plus::before{left:0;top:7px;width:16px;height:2px}
.ky-faq-q .ky-plus::after{left:7px;top:0;width:2px;height:16px}
.ky-faq-item.is-open .ky-plus::after{transform:scaleY(0);opacity:0}
.ky-faq-a{max-height:0;overflow:hidden;transition:max-height .2s ease}
.ky-faq-a-inner{padding:0 24px 22px 24px;border-left:0;font-size:15px;line-height:1.8;color:var(--ky-body)}
.ky-faq-item.is-open .ky-faq-a-inner{border-left:3px solid var(--ky-accent);padding-left:21px;margin-left:0}
.ky-faq-a p{max-width:44em}

/* ---------- latest ---------- */
.ky-latest-head{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;margin-bottom:28px;flex-wrap:wrap}
.ky-latest-head h2{margin-bottom:8px}
.ky-latest-head p{margin:0;font-size:15px;color:var(--ky-muted)}
.ky-textlink{font-size:14.5px;font-weight:600;color:var(--ky-primary);border-bottom:1px solid transparent;padding-bottom:2px}
.ky-textlink:hover{border-color:var(--ky-primary);color:var(--ky-primary-deep)}
.ky-latest-list{display:flex;flex-direction:column;gap:14px}
.ky-latest-item{
  display:grid;grid-template-columns:112px minmax(0,1fr) auto;gap:20px;align-items:center;
  background:var(--ky-surface);border:1px solid var(--ky-line);border-radius:var(--ky-radius-card);
  padding:16px;transition:border-color .22s ease,transform .22s ease,box-shadow .22s ease;
}
.ky-latest-item:hover{border-color:rgba(14,79,69,.28);transform:translateY(-3px);box-shadow:var(--ky-shadow-2)}
.ky-latest-item img{width:112px;height:78px;object-fit:cover;border-radius:10px}
.ky-latest-item h3{font-size:17px;margin-bottom:6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.ky-latest-item p{font-size:14.2px;margin:0;color:var(--ky-body);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.ky-latest-side{display:flex;flex-direction:column;align-items:flex-end;gap:8px;font-size:13px;color:var(--ky-muted);white-space:nowrap}

/* ---------- cta ---------- */
.ky-cta{background:var(--ky-primary);color:#fff;padding:80px 0;position:relative;overflow:hidden}
.ky-cta::before{
  content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(224,160,68,.22) 0%,rgba(224,160,68,0) 70%);
}
.ky-cta-grid{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1fr) 440px;gap:56px;align-items:start}
.ky-cta h2{color:#fff;margin-bottom:16px}
.ky-cta p{color:rgba(255,255,255,.82);max-width:32em}
.ky-cta-points{margin-top:26px;display:flex;flex-direction:column;gap:12px}
.ky-cta-points li{display:flex;gap:12px;align-items:flex-start;font-size:15.5px;color:rgba(255,255,255,.94)}
.ky-cta-points li::before{content:"";flex:0 0 8px;width:8px;height:8px;border-radius:50%;background:var(--ky-accent);margin-top:9px}
.ky-form{background:#fff;border-radius:var(--ky-radius-card);padding:30px;box-shadow:var(--ky-shadow-2);color:var(--ky-body)}
.ky-form h3{margin-bottom:6px}
.ky-form > p{font-size:14px;color:var(--ky-muted);margin-bottom:22px}
.ky-field{margin-bottom:16px}
.ky-field label{display:block;font-size:13px;color:var(--ky-muted);margin-bottom:7px;font-weight:600;letter-spacing:.02em}
.ky-input{
  width:100%;height:48px;padding:0 14px;border-radius:10px;border:1px solid var(--ky-line);
  background:var(--ky-bg);color:var(--ky-ink);transition:border-color .2s ease,background-color .2s ease,box-shadow .2s ease;
}
select.ky-input{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--ky-muted) 50%),linear-gradient(135deg,var(--ky-muted) 50%,transparent 50%);background-position:calc(100% - 20px) 21px,calc(100% - 14px) 21px;background-size:6px 6px,6px 6px;background-repeat:no-repeat}
textarea.ky-input{height:auto;padding:12px 14px;line-height:1.7;resize:vertical}
.ky-input:focus{outline:none;background:#fff;border-color:var(--ky-primary);box-shadow:0 0 0 4px rgba(14,79,69,.12)}
.ky-form-note{font-size:13px;color:var(--ky-muted);margin-top:14px}
.ky-form-msg{display:none;margin-top:14px;padding:12px 14px;border-radius:10px;background:var(--ky-accent-soft);color:#8A5A10;font-size:14px}
.ky-form-msg.is-show{display:block}

/* ---------- footer ---------- */
.ky-footer{background:var(--ky-surface);border-top:1px solid var(--ky-line);padding:64px 0 0;margin-top:0}
.ky-footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px}
.ky-footer-grid h4{font-size:15px;margin-bottom:16px;color:var(--ky-ink)}
.ky-footer-grid p{font-size:14.5px;color:var(--ky-body);max-width:30em}
.ky-footer-list li{margin-bottom:10px}
.ky-footer-list a{font-size:14.5px;color:var(--ky-body)}
.ky-footer-list a:hover{color:var(--ky-primary);text-decoration:underline;text-underline-offset:3px}
.ky-footer-contact li{font-size:14px;color:var(--ky-body);margin-bottom:10px}
.ky-footer-bottom{
  margin-top:48px;border-top:1px solid var(--ky-line);padding:20px 0;text-align:center;
  font-size:13px;color:var(--ky-muted);
}

/* ---------- responsive ---------- */
@media (max-width:1199.98px){
  .ky-mega{width:600px;grid-template-columns:1fr 1fr 160px}
}
@media (max-width:991.98px){
  h1{font-size:34px}
  h2{font-size:26px}
  .ky-section{padding:68px 0}
  .ky-pagehead{padding:40px 0 48px}
  .ky-pagehead h1{font-size:32px}
  .ky-pagehead-grid{grid-template-columns:1fr;gap:32px}
  .ky-pagehead-media{order:-1}
  .ky-pagehead-media img{aspect-ratio:16/9}
  .ky-prep{grid-template-columns:1fr}
  .ky-cta-grid{grid-template-columns:1fr;gap:36px}
  .ky-compare{grid-template-columns:1fr}
  .ky-compare-col + .ky-compare-col{border-left:0;border-top:1px solid var(--ky-line)}
  .ky-footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .ky-menu-toggle{display:inline-flex}
  .ky-header-actions .ky-btn-primary{display:none}
  .ky-nav{
    position:fixed;top:76px;left:0;right:0;bottom:0;background:#fff;z-index:70;
    display:block;padding:20px 24px 40px;overflow-y:auto;
    transform:translateY(-12px);opacity:0;visibility:hidden;transition:opacity .2s ease,transform .2s ease,visibility .2s;
    border-top:1px solid var(--ky-line);
  }
  .ky-nav.is-open{transform:translateY(0);opacity:1;visibility:visible}
  .ky-nav-list{flex-direction:column;align-items:stretch;gap:4px}
  .ky-nav-link{height:48px;font-size:16px;justify-content:flex-start}
  .ky-nav-cta-mobile{display:block;margin-top:18px}
  .ky-mega{position:static;width:100%;opacity:1;visibility:visible;transform:none;box-shadow:none;border-radius:12px;grid-template-columns:1fr;padding:18px;margin-top:14px;display:none}
  .ky-mega-wrap.is-open .ky-mega{display:grid}
  .ky-mega-wrap:hover .ky-mega{display:none}
  .ky-mega-wrap.is-open:hover .ky-mega{display:grid}
  .ky-mega-card img{height:auto;aspect-ratio:16/9}
}
@media (max-width:767.98px){
  body{font-size:15.5px}
  .ky-container{padding:0 20px}
  .ky-section{padding:56px 0}
  h1{font-size:28px}
  h2{font-size:24px}
  h3{font-size:19px}
  .ky-pagehead h1{font-size:28px}
  .ky-pagehead-lead{font-size:16.5px}
  .ky-btn{height:46px;padding:0 20px;font-size:15px}
  .ky-pagehead-actions .ky-btn{width:100%}
  .ky-tl-item{padding-left:60px}
  .ky-tl-node{width:36px;height:36px;font-size:13.5px}
  .ky-timeline::before{left:17px}
  .ky-rowitem{grid-template-columns:1fr}
  .ky-rowitem-side{flex-direction:row;align-items:center;justify-content:flex-start}
  .ky-latest-item{grid-template-columns:1fr;gap:12px}
  .ky-latest-item img{width:100%;height:auto;aspect-ratio:16/9}
  .ky-latest-side{flex-direction:row;justify-content:flex-start}
  .ky-compare-col{padding:24px}
  .ky-form{padding:24px}
  .ky-footer{padding:48px 0 0}
  .ky-footer-grid{grid-template-columns:1fr}
}
@media (max-width:575.98px){
  .ky-head-facts{gap:20px}
  .ky-head-facts b{font-size:21px}
  .ky-section-head{margin-bottom:26px}
}
@media (hover:none){
  .ky-prep-item:hover,.ky-tl-card:hover,.ky-rowitem:hover,.ky-latest-item:hover{transform:none;box-shadow:none}
}

/* roulang page: category3 */
:root{
  --ky-primary:#0E4F45;
  --ky-primary-deep:#0A3830;
  --ky-primary-tint:#E4EFEB;
  --ky-accent:#E0A044;
  --ky-accent-soft:#FBF1DF;
  --ky-ink:#1D1B18;
  --ky-body:#4B463F;
  --ky-muted:#8B8377;
  --ky-bg:#F7F4EE;
  --ky-surface:#FFFFFF;
  --ky-line:#E6DFD3;
  --ky-ok:#2E7D5B;
  --ky-warn:#C97A16;
  --ky-r-card:16px;
  --ky-r-btn:10px;
  --ky-r-img:14px;
  --ky-shadow-1:0 1px 2px rgba(14,79,69,.06);
  --ky-shadow-2:0 14px 34px -16px rgba(14,79,69,.22);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--ky-body);
  background:var(--ky-bg);
  -webkit-font-smoothing:antialiased;
  font-variant-numeric:tabular-nums;
}
h1,h2,h3,h4,h5{margin:0;color:var(--ky-ink);font-weight:700;letter-spacing:-0.01em}
h1{font-size:44px;line-height:1.25}
h2{font-size:32px;line-height:1.35}
h3{font-size:21px;line-height:1.5;font-weight:600;letter-spacing:0}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}
a{color:var(--ky-primary);text-decoration:none;transition:color .18s ease,background-color .18s ease,border-color .18s ease}
a:hover{color:var(--ky-primary-deep)}
img{max-width:100%;display:block;border-radius:var(--ky-r-img)}
button,input,select,textarea{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--ky-primary);outline-offset:2px;border-radius:4px}
.ky-container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.ky-section{padding:92px 0}
.ky-section--tight{padding:72px 0}
.ky-section--alt{background:var(--ky-surface)}
.ky-eyebrow{display:inline-block;font-size:13px;letter-spacing:.08em;color:var(--ky-muted);margin-bottom:10px}
.ky-section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:34px}
.ky-section-head p{max-width:620px;margin-top:12px;font-size:16px;color:var(--ky-body)}
.ky-textlink{font-size:15px;font-weight:600;color:var(--ky-primary);border-bottom:1px solid rgba(14,79,69,.28);padding-bottom:2px;white-space:nowrap}
.ky-textlink:hover{border-color:var(--ky-primary)}
/* ============ 按钮 ============ */
.ky-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 26px;border-radius:var(--ky-r-btn);border:1px solid transparent;font-size:15.5px;font-weight:600;cursor:pointer;transition:all .22s ease;text-align:center;line-height:1}
.ky-btn-sm{height:40px;padding:0 18px;font-size:14.5px}
.ky-btn-block{width:100%}
.ky-btn-primary{background:var(--ky-primary);color:#fff}
.ky-btn-primary:hover,.ky-btn-primary:focus{background:var(--ky-primary-deep);color:#fff;transform:translateY(-1px);box-shadow:var(--ky-shadow-2)}
.ky-btn-ghost{background:transparent;border:1.5px solid var(--ky-primary);color:var(--ky-primary)}
.ky-btn-ghost:hover{background:var(--ky-primary-tint);color:var(--ky-primary-deep);border-color:var(--ky-primary-deep)}
.ky-btn-accent{background:var(--ky-accent);color:var(--ky-ink)}
.ky-btn-accent:hover{background:#D2913A;color:var(--ky-ink);transform:translateY(-1px);box-shadow:var(--ky-shadow-2)}
.ky-btn-light{background:#fff;color:var(--ky-primary)}
.ky-btn-light:hover{background:var(--ky-primary-tint);color:var(--ky-primary-deep)}
.ky-btn:active{transform:translateY(0)}
/* ============ 徽章与标签 ============ */
.ky-badge{display:inline-flex;align-items:center;gap:6px;padding:5px 13px;border-radius:999px;background:var(--ky-primary-tint);color:var(--ky-primary);font-size:13px;font-weight:600;letter-spacing:.04em}
.ky-tag{display:inline-flex;align-items:center;padding:4px 11px;border-radius:999px;background:var(--ky-accent-soft);color:#8A5A10;font-size:13px;font-weight:600;letter-spacing:.04em}
/* ============ 头部导航 ============ */
.ky-header{position:sticky;top:0;z-index:1030;background:var(--ky-surface);border-bottom:1px solid var(--ky-line);box-shadow:var(--ky-shadow-1)}
.ky-header-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:78px}
.ky-logo{display:flex;flex-direction:column;line-height:1.2;flex-shrink:0}
.ky-logo-mark{font-size:23px;font-weight:700;color:var(--ky-primary);letter-spacing:.01em}
.ky-logo-sub{font-size:12.5px;color:var(--ky-muted);letter-spacing:.02em;margin-top:3px}
.ky-nav-list{display:flex;align-items:center;gap:4px}
.ky-nav-link{position:relative;display:inline-flex;align-items:center;height:44px;padding:0 14px;border-radius:8px;font-size:15.5px;font-weight:500;color:var(--ky-body)}
.ky-nav-link:hover{color:var(--ky-primary);background:var(--ky-primary-tint)}
.ky-nav-link.is-active{color:var(--ky-primary);font-weight:700}
.ky-nav-link.is-active::after{content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;border-radius:2px;background:var(--ky-accent)}
.ky-nav-cta-mobile{display:none}
.ky-header-actions{display:flex;align-items:center;gap:12px}
.ky-mega-wrap{position:relative}
.ky-mega-trigger{display:inline-flex;align-items:center;gap:7px;height:40px;padding:0 14px;border-radius:var(--ky-r-btn);border:1px solid var(--ky-line);background:var(--ky-surface);color:var(--ky-body);font-size:14.5px;font-weight:600;cursor:pointer;transition:all .2s ease}
.ky-mega-trigger:hover{border-color:rgba(14,79,69,.3);color:var(--ky-primary);background:var(--ky-primary-tint)}
.ky-caret{width:0;height:0;border-left:4px solid transparent;border-right:4px solid transparent;border-top:5px solid currentColor;transition:transform .2s ease;display:inline-block}
.ky-mega-trigger[aria-expanded="true"] .ky-caret{transform:rotate(180deg)}
.ky-mega{position:absolute;top:calc(100% + 14px);right:0;width:700px;background:#fff;border:1px solid var(--ky-line);border-radius:16px;box-shadow:var(--ky-shadow-2);padding:24px;display:grid;grid-template-columns:1.15fr 1fr .8fr;gap:22px;opacity:0;visibility:hidden;transform:translateY(6px);transition:opacity .18s ease,transform .18s ease,visibility .18s;z-index:1040}
.ky-mega-wrap:hover .ky-mega,.ky-mega-wrap:focus-within .ky-mega,.ky-mega-wrap.is-open .ky-mega{opacity:1;visibility:visible;transform:translateY(0)}
.ky-mega-group h4{font-size:13px;letter-spacing:.08em;color:var(--ky-muted);font-weight:600;margin-bottom:12px}
.ky-mega-link{display:block;padding:9px 10px;border-radius:10px;font-size:15px;font-weight:600;color:var(--ky-ink)}
.ky-mega-link span{display:block;font-size:13px;font-weight:400;color:var(--ky-muted);margin-top:2px;line-height:1.6}
.ky-mega-link:hover{background:var(--ky-primary-tint);color:var(--ky-primary)}
.ky-mega-mini{display:block;padding:9px 10px;border-radius:10px;font-size:14.5px;color:var(--ky-ink);font-weight:500}
.ky-mega-mini em{display:block;font-style:normal;font-size:13px;color:var(--ky-muted);margin-top:2px}
.ky-mega-mini:hover{background:var(--ky-primary-tint);color:var(--ky-primary)}
.ky-mega-card{display:block;border:1px solid var(--ky-line);border-radius:14px;overflow:hidden;background:var(--ky-surface);transition:all .22s ease}
.ky-mega-card img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:0}
.ky-mega-card b{display:block;padding:12px 14px;font-size:14px;color:var(--ky-ink)}
.ky-mega-card:hover{border-color:rgba(14,79,69,.28);transform:translateY(-3px);box-shadow:var(--ky-shadow-2)}
.ky-menu-toggle{display:none;width:44px;height:44px;border-radius:10px;border:1px solid var(--ky-line);background:#fff;cursor:pointer;align-items:center;justify-content:center;font-size:18px;color:var(--ky-primary)}
/* ============ 页头 ============ */
.ky-pagehead{position:relative;background:var(--ky-primary-tint);overflow:hidden;padding:56px 0 60px}
.ky-pagehead::before{content:"";position:absolute;width:560px;height:560px;right:-160px;top:-220px;border-radius:50%;background:radial-gradient(circle,rgba(224,160,68,.20),rgba(224,160,68,0) 68%)}
.ky-pagehead::after{content:"";position:absolute;width:420px;height:420px;left:-190px;bottom:-250px;border-radius:50%;border:1px solid rgba(14,79,69,.14)}
.ky-pagehead-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.08fr .92fr;gap:48px;align-items:center;min-height:300px}
.ky-crumb{font-size:13px;color:var(--ky-muted);margin-bottom:16px}
.ky-crumb a{color:var(--ky-muted)}
.ky-crumb a:hover{color:var(--ky-primary)}
.ky-crumb span.sep{margin:0 7px;color:#C6BFB2}
.ky-pagehead h1{font-size:40px;margin:14px 0 16px;max-width:19em}
.ky-pagehead-sub{font-size:18px;line-height:1.8;color:var(--ky-body);max-width:33em;margin-bottom:26px}
.ky-pagehead-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:26px}
.ky-metrics{display:flex;flex-wrap:wrap;gap:34px}
.ky-metrics li{line-height:1.4}
.ky-metrics b{display:block;font-size:26px;color:var(--ky-accent);font-weight:700}
.ky-metrics span{font-size:13.5px;color:var(--ky-muted)}
.ky-pagehead-media img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:18px;box-shadow:var(--ky-shadow-2)}
/* ============ 范围网格 ============ */
.ky-scope-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.ky-scope-card{background:var(--ky-surface);border:1px solid var(--ky-line);border-radius:var(--ky-r-card);overflow:hidden;display:flex;flex-direction:column;transition:all .22s ease}
.ky-scope-card:hover{border-color:rgba(14,79,69,.28);transform:translateY(-4px);box-shadow:var(--ky-shadow-2)}
.ky-scope-media{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:0}
.ky-scope-card:nth-child(2) .ky-scope-media{aspect-ratio:5/3}
.ky-scope-card:nth-child(5) .ky-scope-media{aspect-ratio:16/9}
.ky-scope-body{padding:22px 22px 24px;flex:1;display:flex;flex-direction:column}
.ky-scope-body h3{margin-bottom:10px;font-size:20px}
.ky-scope-body p{font-size:15px;color:var(--ky-body);margin-bottom:14px;flex:1}
.ky-scope-meta{display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--ky-muted);border-top:1px solid var(--ky-line);padding-top:12px}
/* ============ 参数表 ============ */
.ky-table-wrap{background:var(--ky-surface);border:1px solid var(--ky-line);border-radius:14px;overflow:hidden}
.ky-table{width:100%;border-collapse:collapse;font-size:15px}
.ky-table th{background:var(--ky-bg);color:var(--ky-ink);font-weight:600;text-align:left;padding:15px 20px;border-bottom:1px solid var(--ky-line);white-space:nowrap;font-size:14.5px}
.ky-table td{padding:15px 20px;border-bottom:1px solid var(--ky-line);color:var(--ky-body);vertical-align:top}
.ky-table tbody tr:last-child td{border-bottom:0}
.ky-table tbody tr:hover{background:#FBF9F5}
.ky-table td strong{color:var(--ky-ink);font-weight:600}
.ky-table-note{margin-top:14px;font-size:13.5px;color:var(--ky-muted)}
/* ============ FAQ ============ */
.ky-acc .accordion-item{position:relative;background:var(--ky-surface);border:1px solid var(--ky-line);border-radius:14px;margin-bottom:14px;overflow:hidden}
.ky-acc .accordion-item::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:transparent;transition:background .2s ease}
.ky-acc .accordion-item:has(.accordion-button:not(.collapsed))::before{background:var(--ky-accent)}
.ky-acc .accordion-button{background:transparent;color:var(--ky-ink);font-size:16px;font-weight:600;padding:19px 24px;box-shadow:none;border-radius:0}
.ky-acc .accordion-button:not(.collapsed){color:var(--ky-primary);background:transparent}
.ky-acc .accordion-button:focus{box-shadow:none;border-color:transparent}
.ky-acc .accordion-button::after{background-image:none;content:"\002B";font-size:19px;color:var(--ky-primary);width:auto;height:auto;display:flex;align-items:center;justify-content:center;transform:none;transition:transform .2s ease}
.ky-acc .accordion-button:not(.collapsed)::after{content:"\2212";transform:none;color:var(--ky-accent)}
.ky-acc .accordion-button:hover{background:rgba(228,239,235,.5)}
.ky-acc .accordion-body{padding:0 24px 22px;font-size:15px;line-height:1.8;color:var(--ky-body)}
.ky-acc .accordion-collapse{transition:height .2s ease}
/* ============ CTA 表单 ============ */
.ky-cta{background:var(--ky-primary);color:#fff;padding:88px 0}
.ky-cta-grid{display:grid;grid-template-columns:1fr .9fr;gap:56px;align-items:start}
.ky-cta h2{color:#fff;margin-bottom:18px}
.ky-cta p.lead{color:rgba(255,255,255,.82);font-size:16.5px;max-width:32em}
.ky-cta-points{margin-top:26px;display:grid;gap:14px}
.ky-cta-points li{position:relative;padding-left:26px;color:rgba(255,255,255,.9);font-size:15.5px}
.ky-cta-points li::before{content:"";position:absolute;left:0;top:11px;width:9px;height:9px;border-radius:50%;background:var(--ky-accent)}
.ky-form-card{background:#fff;border-radius:var(--ky-r-card);padding:30px;box-shadow:var(--ky-shadow-2)}
.ky-form-card h3{font-size:20px;margin-bottom:6px}
.ky-form-card .ky-form-hint{font-size:13.5px;color:var(--ky-muted);margin-bottom:20px}
.ky-field{margin-bottom:16px}
.ky-field label{display:block;font-size:13px;color:var(--ky-muted);margin-bottom:7px;font-weight:600;letter-spacing:.02em}
.ky-field input,.ky-field select,.ky-field textarea{width:100%;height:48px;padding:0 14px;border-radius:var(--ky-r-btn);border:1px solid var(--ky-line);background:var(--ky-bg);color:var(--ky-ink);font-size:15px;transition:all .18s ease;appearance:none}
.ky-field textarea{height:auto;min-height:104px;padding:12px 14px;line-height:1.7;resize:vertical}
.ky-field select{background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%238B8377' stroke-width='1.6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center;padding-right:38px}
.ky-field input:focus,.ky-field select:focus,.ky-field textarea:focus{outline:none;background:#fff;border:1.5px solid var(--ky-primary);box-shadow:0 0 0 4px rgba(14,79,69,.10)}
.ky-field.has-error input,.ky-field.has-error select{border-color:var(--ky-warn)}
.ky-field .ky-field-error{display:none;font-size:13px;color:var(--ky-warn);margin-top:6px}
.ky-field.has-error .ky-field-error{display:block}
.ky-form-note{font-size:13px;color:var(--ky-muted);margin-top:14px;line-height:1.7}
.ky-form-done{display:none;margin-top:14px;padding:13px 16px;border-radius:12px;background:var(--ky-primary-tint);color:var(--ky-primary);font-size:14.5px}
.ky-form-done.is-show{display:block}
/* ============ 最新内容 ============ */
.ky-latest-list{display:grid;gap:14px}
.ky-latest-item{display:grid;grid-template-columns:1fr auto;gap:18px;align-items:center;background:var(--ky-surface);border:1px solid var(--ky-line);border-radius:14px;padding:20px 24px;transition:all .22s ease}
.ky-latest-item:hover{border-color:rgba(14,79,69,.28);transform:translateY(-3px);box-shadow:var(--ky-shadow-2)}
.ky-latest-item h3{font-size:18px;margin-bottom:6px}
.ky-latest-item p{font-size:14.5px;color:var(--ky-body);margin:0;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.ky-latest-meta{display:flex;flex-direction:column;align-items:flex-end;gap:8px;font-size:13px;color:var(--ky-muted);white-space:nowrap}
/* ============ 页脚 ============ */
.ky-footer{background:var(--ky-surface);border-top:1px solid var(--ky-line);padding:64px 0 0}
.ky-footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:38px;padding-bottom:44px}
.ky-footer h4{font-size:14px;letter-spacing:.06em;color:var(--ky-ink);margin-bottom:16px;font-weight:700}
.ky-footer p{font-size:14.5px;color:var(--ky-body);max-width:30em}
.ky-footer-list li{margin-bottom:10px}
.ky-footer-list a{font-size:14.5px;color:var(--ky-body);border-bottom:1px solid transparent;padding-bottom:1px}
.ky-footer-list a:hover{color:var(--ky-primary);border-color:var(--ky-primary)}
.ky-footer-contact li{font-size:14.5px;color:var(--ky-body);margin-bottom:10px}
.ky-footer-bottom{border-top:1px solid var(--ky-line);padding:20px 0 26px;text-align:center;font-size:13px;color:var(--ky-muted)}
/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .ky-mega{width:620px;grid-template-columns:1fr 1fr}
  .ky-mega-card{display:none}
}
@media (max-width:991.98px){
  .ky-nav{position:fixed;top:78px;left:0;right:0;bottom:0;background:#fff;border-top:1px solid var(--ky-line);padding:18px 24px 34px;overflow-y:auto;transform:translateY(-8px);opacity:0;visibility:hidden;transition:all .22s ease;z-index:1025}
  .ky-nav.is-open{transform:translateY(0);opacity:1;visibility:visible}
  .ky-nav-list{flex-direction:column;align-items:stretch;gap:2px}
  .ky-nav-link{height:48px;padding:0 12px;font-size:16px;border-radius:10px}
  .ky-nav-link.is-active::after{display:none}
  .ky-nav-cta-mobile{display:block;margin-top:18px}
  .ky-menu-toggle{display:inline-flex}
  .ky-mega-wrap{display:none}
  .ky-header-actions .ky-btn{display:none}
  .ky-pagehead-inner{grid-template-columns:1fr;gap:34px}
  .ky-pagehead h1{font-size:34px}
  .ky-pagehead-media img{aspect-ratio:16/9}
  .ky-scope-grid{grid-template-columns:repeat(2,1fr)}
  .ky-cta-grid{grid-template-columns:1fr;gap:36px}
  .ky-footer-grid{grid-template-columns:1fr 1fr;gap:30px}
}
@media (max-width:767.98px){
  .ky-section{padding:60px 0}
  .ky-section--tight{padding:52px 0}
  h2{font-size:25px}
  .ky-section-head{flex-direction:column;align-items:flex-start;margin-bottom:26px}
  .ky-pagehead{padding:40px 0 46px}
  .ky-pagehead h1{font-size:29px}
  .ky-pagehead-sub{font-size:16.5px}
  .ky-pagehead-inner{min-height:auto}
  .ky-scope-grid{grid-template-columns:1fr}
  .ky-latest-item{grid-template-columns:1fr;gap:12px}
  .ky-latest-meta{flex-direction:row;align-items:center}
  .ky-cta{padding:60px 0}
  .ky-form-card{padding:22px}
  .ky-metrics{gap:22px}
  .ky-metrics b{font-size:22px}
  .ky-btn{height:46px;padding:0 20px}
}
@media (max-width:575.98px){
  .ky-container{padding:0 20px}
  .ky-footer-grid{grid-template-columns:1fr}
  .ky-table{font-size:14px}
  .ky-table th,.ky-table td{padding:12px 14px}
}
@media (hover:none){
  .ky-mega-wrap:hover .ky-mega{opacity:0;visibility:hidden;transform:translateY(6px)}
  .ky-mega-wrap.is-open .ky-mega{opacity:1;visibility:visible;transform:translateY(0)}
}