/* roulang page: index */
:root{
  --ky-primary:#14655E;
  --ky-primary-deep:#0C3F3B;
  --ky-primary-soft:#EAF0EE;
  --ky-accent:#E0703A;
  --ky-mist:#9FB8B3;
  --ky-bg:#F7F5F1;
  --ky-bg-alt:#EFEDE7;
  --ky-ink:#0E1517;
  --ky-text:#1A1D1E;
  --ky-text-2:#5E6669;
  --ky-text-3:#8A9296;
  --ky-inverse:#F4F2EE;
  --ky-line:#E3E0D9;
  --ky-line-strong:#C9CFCC;
  --ky-success:#2F7D5F;
  --ky-warn:#C2851E;
  --ky-error:#B3453A;
  --shadow-1:0 1px 2px rgba(16,32,30,.05),0 8px 24px -12px rgba(16,32,30,.18);
  --shadow-2:0 2px 6px rgba(16,32,30,.08),0 18px 40px -18px rgba(16,32,30,.24);
  --r-card:16px;
  --r-img:20px;
  --r-input:12px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --t:220ms cubic-bezier(.22,.61,.36,1);
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--ky-bg);
  color:var(--ky-text);
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16.5px;
  line-height:1.85;
  font-feature-settings:"tnum" 1;
}
img{max-width:100%;display:block;filter:saturate(.96) contrast(1.02);}
a{color:inherit;text-decoration:none;}
a:hover{color:var(--ky-primary);}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--ky-text);letter-spacing:.01em;}
p{margin:0 0 18px;}
ul,ol{margin:0;padding:0;list-style:none;}
button,input{font-family:inherit;}
:focus-visible{outline:2px solid var(--ky-primary);outline-offset:3px;}
.container{max-width:1180px;padding-left:20px;padding-right:20px;}
@media(min-width:1400px){.container{max-width:1280px;}}
.ky-section{padding:96px 0;}
.ky-section-alt{background:var(--ky-bg-alt);}
.ky-section-line{border-top:1px solid var(--ky-line);}
.ky-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;letter-spacing:.14em;color:var(--ky-primary);
  font-weight:600;margin-bottom:14px;text-transform:uppercase;
}
.ky-eyebrow::before{content:"";width:22px;height:1px;background:var(--ky-mist);}
.ky-h2{font-size:32px;line-height:1.35;}
.ky-h3{font-size:22px;line-height:1.45;}
.ky-h4{font-size:18px;line-height:1.5;}
.ky-lead{font-size:16.5px;color:var(--ky-text-2);max-width:720px;}
.ky-section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:44px;}
.ky-text-link{
  display:inline-flex;align-items:center;gap:8px;
  font-size:15px;font-weight:600;color:var(--ky-primary);
  border-bottom:1px solid var(--ky-line-strong);padding-bottom:3px;
  transition:border-color var(--t),color var(--t);
}
.ky-text-link i{font-size:13px;transition:transform var(--t);}
.ky-text-link:hover{border-color:var(--ky-primary);}
.ky-text-link:hover i{transform:translateX(4px);}

/* 导航 */
.ky-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(247,245,241,.92);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  border-bottom:1px solid var(--ky-line);
  transition:box-shadow var(--t),background var(--t);
}
.ky-header.is-scrolled{box-shadow:var(--shadow-1);}
.ky-nav-wrap{height:68px;display:flex;align-items:center;justify-content:space-between;gap:24px;}
.ky-logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.ky-logo-mark{
  width:20px;height:20px;border-radius:6px;
  background:linear-gradient(140deg,var(--ky-primary),var(--ky-mist));
  position:relative;
}
.ky-logo-mark::after{
  content:"";position:absolute;left:5px;top:5px;width:10px;height:10px;
  border-radius:50%;background:var(--ky-bg);opacity:.85;
}
.ky-logo-text{font-size:17px;font-weight:700;letter-spacing:.01em;}
.ky-logo-text em{font-style:normal;font-size:12.5px;color:var(--ky-text-3);font-weight:500;margin-left:2px;}
.ky-nav{display:flex;align-items:center;gap:32px;}
.ky-nav-link{
  position:relative;font-size:15px;letter-spacing:.02em;color:var(--ky-text-2);
  padding:6px 0;transition:color var(--t);
}
.ky-nav-link::after{
  content:"";position:absolute;left:0;bottom:0;width:0;height:1px;
  background:var(--ky-primary);transition:width 200ms var(--ease);
}
.ky-nav-link:hover{color:var(--ky-primary);}
.ky-nav-link:hover::after{width:100%;}
.ky-nav-link.is-active{color:var(--ky-primary);font-weight:600;}
.ky-nav-link.is-active::before{
  content:"";position:absolute;left:-13px;top:50%;transform:translateY(-50%);
  width:6px;height:6px;border-radius:50%;background:var(--ky-primary);
}
.ky-nav-link.is-active::after{width:100%;}
.ky-nav-right{display:flex;align-items:center;gap:16px;}
.ky-burger{
  display:none;width:44px;height:44px;border:0;background:transparent;
  flex-direction:column;justify-content:center;align-items:center;gap:6px;cursor:pointer;
}
.ky-burger span{display:block;width:18px;height:1.5px;background:var(--ky-text);transition:transform var(--t),opacity var(--t);}
.ky-drawer{
  position:fixed;inset:0;z-index:1040;background:var(--ky-bg);
  display:none;flex-direction:column;justify-content:center;padding:40px 28px;
}
.ky-drawer.is-open{display:flex;}
.ky-drawer-close{
  position:absolute;top:22px;right:22px;width:44px;height:44px;border:0;background:transparent;
  font-size:20px;color:var(--ky-text);cursor:pointer;
}
.ky-drawer a{
  font-size:20px;font-weight:600;padding:16px 0;border-bottom:1px solid var(--ky-line);
  opacity:0;transform:translateY(12px);transition:opacity .4s var(--ease),transform .4s var(--ease);
}
.ky-drawer.is-open a{opacity:1;transform:none;}
.ky-drawer.is-open a:nth-child(2){transition-delay:60ms;}
.ky-drawer.is-open a:nth-child(3){transition-delay:120ms;}
.ky-drawer.is-open a:nth-child(4){transition-delay:180ms;}

/* 按钮 */
.ky-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-size:15.5px;font-weight:600;line-height:1;
  padding:12px 26px;border-radius:999px;border:1px solid transparent;
  transition:background var(--t),color var(--t),border-color var(--t),transform var(--t),box-shadow var(--t);
  cursor:pointer;white-space:nowrap;
}
.ky-btn-primary{background:var(--ky-primary);color:#fff;}
.ky-btn-primary:hover{background:var(--ky-primary-deep);color:#fff;transform:translateY(-1px);}
.ky-btn-ghost{background:transparent;border-color:var(--ky-line-strong);color:var(--ky-text);}
.ky-btn-ghost:hover{border-color:var(--ky-primary);color:var(--ky-primary);}
.ky-btn-accent{background:var(--ky-accent);color:#fff;}
.ky-btn-accent:hover{background:#C8602E;color:#fff;transform:translateY(-1px);}
.ky-btn-outline-light{background:transparent;border-color:rgba(244,242,238,.35);color:var(--ky-inverse);}
.ky-btn-outline-light:hover{border-color:var(--ky-inverse);color:#fff;}

/* 徽章 */
.ky-badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:500;padding:4px 10px;border-radius:999px;line-height:1.5;
}
.ky-badge-tag{background:var(--ky-primary-soft);color:var(--ky-primary);}
.ky-badge-cat{background:var(--ky-bg-alt);color:var(--ky-text-2);}

/* Hero */
.ky-hero{position:relative;overflow:hidden;padding:80px 0 96px;}
.ky-hero-watermark{
  position:absolute;top:-40px;right:-60px;width:520px;height:520px;
  opacity:.06;pointer-events:none;
}
.ky-hero-grid{display:grid;grid-template-columns:5fr 7fr;gap:56px;align-items:center;position:relative;z-index:2;}
.ky-hero h1{font-size:44px;line-height:1.25;margin-bottom:18px;}
.ky-hero h1 span{color:var(--ky-primary);}
.ky-hero-sub{font-size:18px;color:var(--ky-text-2);line-height:1.7;margin-bottom:14px;max-width:520px;}
.ky-hero-note{font-size:14px;color:var(--ky-text-3);margin-bottom:30px;}
.ky-hero-actions{display:flex;align-items:center;gap:22px;flex-wrap:wrap;}
.ky-hero-visual{position:relative;display:flex;justify-content:center;padding:10px 0 46px;}
.ky-phone{
  position:relative;width:100%;max-width:300px;aspect-ratio:9/16;
  border-radius:var(--r-img);overflow:hidden;background:var(--ky-bg-alt);
  box-shadow:var(--shadow-2);
}
.ky-phone img{width:100%;height:100%;object-fit:cover;}
.ky-live-pill{
  position:absolute;top:14px;left:14px;z-index:3;
  display:inline-flex;align-items:center;gap:6px;
  background:rgba(14,21,23,.55);color:#fff;font-size:12px;font-weight:500;
  padding:5px 12px;border-radius:999px;backdrop-filter:blur(4px);
}
.ky-live-pill::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--ky-accent);}
.ky-phone-mask{
  position:absolute;left:0;right:0;bottom:0;padding:40px 18px 18px;
  background:linear-gradient(180deg,rgba(14,21,23,0),rgba(14,21,23,.72));
  color:#fff;font-size:14px;line-height:1.5;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.ky-phone-fab{
  position:absolute;right:16px;bottom:58px;width:46px;height:46px;border-radius:50%;
  border:0;background:rgba(244,242,238,.92);color:var(--ky-primary);
  display:grid;place-items:center;font-size:15px;cursor:pointer;box-shadow:var(--shadow-1);
  transition:transform var(--t),background var(--t);
}
.ky-phone-fab:hover{transform:scale(1.06);background:#fff;}
.ky-thumb{
  position:absolute;bottom:0;width:108px;aspect-ratio:9/16;border-radius:14px;overflow:hidden;
  box-shadow:var(--shadow-1);border:3px solid var(--ky-bg);display:none;
}
.ky-thumb img{width:100%;height:100%;object-fit:cover;}
.ky-thumb-a{left:2%;transform:rotate(-8deg);}
.ky-thumb-b{right:2%;transform:rotate(4deg);}

/* 数据条 */
.ky-stats{
  border-top:1px solid var(--ky-line);border-bottom:1px solid var(--ky-line);
  background:var(--ky-bg);
}
.ky-stats-grid{display:grid;grid-template-columns:repeat(4,1fr);}
.ky-stat{padding:28px 24px;border-left:1px solid var(--ky-line);}
.ky-stat:first-child{border-left:0;}
.ky-stat-num{font-size:30px;font-weight:700;color:var(--ky-primary);line-height:1.2;font-variant-numeric:tabular-nums;}
.ky-stat-label{font-size:14px;color:var(--ky-text-2);margin-top:4px;}

/* 横向片段轨道 */
.ky-rail-wrap{position:relative;}
.ky-rail-wrap::after{
  content:"";position:absolute;top:0;right:0;width:40px;height:100%;
  background:linear-gradient(90deg,rgba(247,245,241,0),var(--ky-bg));
  pointer-events:none;
}
.ky-rail-wrap.ky-on-alt::after{background:linear-gradient(90deg,rgba(239,237,231,0),var(--ky-bg-alt));}
.ky-rail{
  display:flex;gap:18px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding-bottom:10px;scrollbar-width:none;
}
.ky-rail::-webkit-scrollbar{display:none;}
.ky-clip{
  flex:0 0 calc((100% - 54px)/4);scroll-snap-align:start;
}
.ky-clip-media{
  position:relative;aspect-ratio:9/16;border-radius:18px;overflow:hidden;
  background:var(--ky-bg-alt);box-shadow:var(--shadow-1);
  transition:transform var(--t),box-shadow var(--t);
}
.ky-clip:hover .ky-clip-media{transform:translateY(-3px);box-shadow:var(--shadow-2);}
.ky-clip-media img{width:100%;height:100%;object-fit:cover;}
.ky-clip-cat{position:absolute;top:12px;left:12px;background:rgba(20,101,94,.9);color:#fff;}
.ky-clip-time{
  position:absolute;right:12px;bottom:12px;
  background:rgba(0,0,0,.6);color:#fff;font-size:12px;font-weight:500;
  padding:3px 10px;border-radius:999px;
}
.ky-clip-title{
  margin-top:12px;font-size:15px;font-weight:600;line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:1;line-clamp:1;-webkit-box-orient:vertical;overflow:hidden;
  color:var(--ky-text);
}

/* 种草清单 */
.ky-list-grid{display:grid;grid-template-columns:200px 1fr;gap:56px;align-items:start;}
.ky-list-aside{position:sticky;top:104px;}
.ky-list-aside h2{font-size:24px;line-height:1.4;margin-bottom:12px;}
.ky-count{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:34px;height:24px;padding:0 10px;border-radius:999px;
  background:var(--ky-primary-soft);color:var(--ky-primary);font-size:13px;font-weight:600;
}
.ky-list-aside p{font-size:14.5px;color:var(--ky-text-2);margin-top:14px;}
.ky-entry{
  display:grid;grid-template-columns:64px 1fr 96px;gap:22px;align-items:center;
  padding:24px 12px;border-bottom:1px solid var(--ky-line);
  transition:background var(--t);
}
.ky-entry:first-child{padding-top:6px;}
.ky-entry:hover{background:var(--ky-bg-alt);}
.ky-entry-num{
  font-size:30px;font-weight:700;color:var(--ky-line-strong);line-height:1;
  font-variant-numeric:tabular-nums;transition:color var(--t);
}
.ky-entry:hover .ky-entry-num{color:var(--ky-primary);}
.ky-entry h3{font-size:20px;line-height:1.45;margin-bottom:8px;}
.ky-entry p{font-size:15px;color:var(--ky-text-2);margin-bottom:12px;display:-webkit-box;-webkit-line-clamp:2;line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.ky-entry-tags{display:flex;gap:8px;flex-wrap:wrap;}
.ky-entry-thumb{
  width:96px;height:96px;border-radius:14px;overflow:hidden;background:var(--ky-bg-alt);
  border:1px solid var(--ky-line);
}
.ky-entry-thumb img{width:100%;height:100%;object-fit:cover;transition:transform var(--t);}
.ky-entry:hover .ky-entry-thumb img{transform:scale(1.03);}

/* 最新信息 */
.ky-post-feature{
  display:grid;grid-template-columns:1.15fr 1fr;gap:0;
  background:#fff;border:1px solid var(--ky-line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--shadow-1);margin-bottom:28px;
  transition:transform var(--t),border-color var(--t),box-shadow var(--t);
}
.ky-post-feature:hover{transform:translateY(-3px);border-color:var(--ky-line-strong);box-shadow:var(--shadow-2);}
.ky-post-feature-media{aspect-ratio:16/9;background:var(--ky-bg-alt);}
.ky-post-feature-media img{width:100%;height:100%;object-fit:cover;}
.ky-post-feature-body{padding:36px 34px;display:flex;flex-direction:column;justify-content:center;}
.ky-post-feature-body h3{font-size:24px;line-height:1.45;margin:14px 0 12px;}
.ky-post-feature-body p{font-size:15.5px;color:var(--ky-text-2);display:-webkit-box;-webkit-line-clamp:3;line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.ky-post-meta{font-size:13.5px;color:var(--ky-text-3);display:flex;align-items:center;gap:12px;margin-top:auto;}
.ky-post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.ky-post-card{
  background:#fff;border:1px solid var(--ky-line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--shadow-1);padding:0;
  transition:transform var(--t),border-color var(--t),box-shadow var(--t);
  display:flex;flex-direction:column;
}
.ky-post-card:hover{transform:translateY(-3px);border-color:var(--ky-line-strong);box-shadow:var(--shadow-2);}
.ky-post-card-media{aspect-ratio:16/9;background:var(--ky-bg-alt);}
.ky-post-card-media img{width:100%;height:100%;object-fit:cover;}
.ky-post-card-body{padding:22px;display:flex;flex-direction:column;flex:1;}
.ky-post-card-body h3{font-size:18px;line-height:1.5;margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.ky-post-card-body p{font-size:14.5px;color:var(--ky-text-2);display:-webkit-box;-webkit-line-clamp:2;line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:16px;}
.ky-empty{
  text-align:center;padding:64px 24px;border:1px dashed var(--ky-line-strong);
  border-radius:var(--r-card);background:#fff;
}
.ky-empty i{font-size:26px;color:var(--ky-mist);display:block;margin-bottom:14px;}
.ky-empty p{color:var(--ky-text-2);margin-bottom:14px;}

/* 口碑 */
.ky-voice-rail{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
.ky-voice{
  background:#fff;border:1px solid var(--ky-line);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--shadow-1);
}
.ky-voice-top{display:flex;align-items:center;gap:12px;margin-bottom:14px;}
.ky-avatar{
  width:40px;height:40px;border-radius:50%;flex:0 0 auto;
  background:var(--ky-primary-soft);color:var(--ky-primary);
  display:grid;place-items:center;font-weight:700;font-size:15px;
}
.ky-voice-name{font-size:15px;font-weight:600;line-height:1.3;}
.ky-voice-role{font-size:12.5px;color:var(--ky-text-3);}
.ky-voice p{font-size:14.5px;color:var(--ky-text-2);margin-bottom:14px;}
.ky-stars{display:flex;gap:3px;color:var(--ky-accent);font-size:12px;}

/* FAQ */
.ky-faq .accordion-item{border:0;border-bottom:1px solid var(--ky-line);background:transparent;}
.ky-faq .accordion-button{
  background:transparent;box-shadow:none;padding:22px 0;
  font-size:17px;font-weight:600;color:var(--ky-text);line-height:1.55;
  display:flex;justify-content:space-between;align-items:center;gap:20px;
}
.ky-faq .accordion-button:not(.collapsed){color:var(--ky-primary);background:transparent;box-shadow:none;}
.ky-faq .accordion-button::after{
  content:"+";background-image:none;width:auto;height:auto;margin:0;
  font-size:20px;line-height:1;color:var(--ky-primary);
  transform:none !important;transition:color var(--t);
}
.ky-faq .accordion-button:not(.collapsed)::after{content:"−";}
.ky-faq .accordion-button:focus{box-shadow:none;border:0;}
.ky-faq .accordion-body{padding:0 0 24px;font-size:15.5px;line-height:1.8;color:var(--ky-text-2);max-width:820px;}

/* CTA 跟买带 */
.ky-cta-card{
  background:var(--ky-primary-soft);border:1px solid var(--ky-line);
  border-radius:24px;padding:48px;display:grid;grid-template-columns:1.4fr 1fr;
  gap:36px;align-items:center;
}
.ky-cta-card h2{font-size:28px;line-height:1.4;margin-bottom:12px;}
.ky-cta-card p{color:var(--ky-text-2);font-size:15.5px;margin-bottom:0;max-width:560px;}
.ky-cta-actions{display:flex;gap:14px;justify-content:flex-end;flex-wrap:wrap;}

/* 页脚 */
.ky-footer{background:var(--ky-ink);color:var(--ky-inverse);padding:72px 0 0;border-top:1px solid rgba(255,255,255,.08);}
.ky-footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:52px;}
.ky-footer h4{font-size:15px;color:#fff;margin-bottom:18px;font-weight:600;}
.ky-footer p{font-size:14px;color:rgba(244,242,238,.68);line-height:1.75;}
.ky-footer a{font-size:14px;color:rgba(244,242,238,.72);display:block;padding:6px 0;transition:color var(--t);}
.ky-footer a:hover{color:#fff;}
.ky-footer-social{display:flex;gap:12px;margin-top:18px;}
.ky-footer-social a{
  width:36px;height:36px;border-radius:50%;border:1px solid rgba(255,255,255,.18);
  display:grid;place-items:center;font-size:14px;padding:0;
}
.ky-footer-social a:hover{border-color:var(--ky-mist);}
.ky-footer-bottom{
  border-top:1px solid rgba(255,255,255,.08);
  padding:22px 0;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(244,242,238,.55);
}
.ky-footer-bottom a{display:inline;font-size:13px;color:rgba(244,242,238,.55);padding:0;}
.ky-subscribe{display:flex;gap:10px;margin-top:16px;}
.ky-subscribe input{
  flex:1;height:48px;border-radius:var(--r-input);border:1px solid rgba(255,255,255,.2);
  background:rgba(255,255,255,.06);color:#fff;padding:0 14px;font-size:14px;
  transition:border-color var(--t),box-shadow var(--t);
}
.ky-subscribe input::placeholder{color:rgba(244,242,238,.45);}
.ky-subscribe input:focus{outline:none;border-color:var(--ky-mist);box-shadow:0 0 0 4px rgba(159,184,179,.15);}

/* 入场 */
.ky-reveal{opacity:0;transform:translateY(12px);transition:opacity .45s var(--ease),transform .45s var(--ease);}
.ky-reveal.is-visible{opacity:1;transform:none;}
@media(prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;}
  .ky-reveal{opacity:1;transform:none;}
}

/* 响应式 */
@media(min-width:992px){
  .ky-thumb{display:block;}
}
@media(max-width:1199px){
  .ky-hero h1{font-size:38px;}
  .ky-section{padding:84px 0;}
}
@media(max-width:991px){
  .ky-nav{display:none;}
  .ky-nav-cta{display:none;}
  .ky-burger{display:flex;}
  .ky-hero{padding:56px 0 64px;}
  .ky-hero-grid{grid-template-columns:1fr;gap:40px;}
  .ky-hero-visual{padding-bottom:20px;}
  .ky-phone{max-width:260px;}
  .ky-h2{font-size:26px;}
  .ky-section{padding:64px 0;}
  .ky-section-head{flex-direction:column;align-items:flex-start;gap:16px;margin-bottom:32px;}
  .ky-stats-grid{grid-template-columns:repeat(2,1fr);}
  .ky-stat:nth-child(3){border-left:0;}
  .ky-stat{border-top:1px solid var(--ky-line);}
  .ky-stat:nth-child(-n+2){border-top:0;}
  .ky-clip{flex:0 0 calc((100% - 18px)/2.1);}
  .ky-list-grid{grid-template-columns:1fr;gap:28px;}
  .ky-list-aside{position:static;}
  .ky-post-feature{grid-template-columns:1fr;}
  .ky-post-grid{grid-template-columns:repeat(2,1fr);}
  .ky-voice-rail{grid-template-columns:repeat(2,1fr);}
  .ky-cta-card{grid-template-columns:1fr;padding:36px;gap:24px;}
  .ky-cta-actions{justify-content:flex-start;}
  .ky-footer-grid{grid-template-columns:repeat(2,1fr);gap:32px;}
}
@media(max-width:767px){
  body{font-size:16px;}
  .ky-hero h1{font-size:32px;}
  .ky-h2{font-size:24px;}
  .ky-entry{grid-template-columns:44px 1fr;gap:16px;}
  .ky-entry-thumb{display:none;}
  .ky-entry-num{font-size:24px;}
  .ky-post-grid{grid-template-columns:1fr;}
  .ky-voice-rail{grid-template-columns:1fr;}
}
@media(max-width:575px){
  .container{padding-left:16px;padding-right:16px;}
  .ky-section{padding:56px 0;}
  .ky-hero h1{font-size:29px;}
  .ky-hero-sub{font-size:16.5px;}
  .ky-clip{flex:0 0 78%;}
  .ky-stats-grid{grid-template-columns:1fr;}
  .ky-stat{border-left:0;padding:20px 0;}
  .ky-stat:nth-child(2){border-top:1px solid var(--ky-line);}
  .ky-post-feature-body{padding:24px 20px;}
  .ky-footer-grid{grid-template-columns:1fr;}
  .ky-cta-card{padding:28px 22px;}
  .ky-btn{width:100%;}
  .ky-hero-actions .ky-btn{width:auto;}
}

/* roulang page: category1 */
:root{
  --ky-primary:#14655E;
  --ky-primary-deep:#0C3F3B;
  --ky-primary-soft:#EAF0EE;
  --ky-accent:#E0703A;
  --ky-mist:#9FB8B3;
  --ky-bg:#F7F5F1;
  --ky-bg-alt:#EFEDE7;
  --ky-ink:#0E1517;
  --ky-text:#1A1D1E;
  --ky-text-2:#5E6669;
  --ky-text-3:#8A9296;
  --ky-invert:#F4F2EE;
  --ky-line:#E3E0D9;
  --ky-line-strong:#C9CFCC;
  --ky-success:#2F7D5F;
  --ky-warn:#C2851E;
  --ky-error:#B3453A;
  --shadow-1:0 1px 2px rgba(16,32,30,.05),0 8px 24px -12px rgba(16,32,30,.18);
  --shadow-2:0 2px 6px rgba(16,32,30,.08),0 18px 40px -18px rgba(16,32,30,.24);
  --radius-card:16px;
  --radius-img:20px;
  --ease:220ms cubic-bezier(.22,.61,.36,1);
}
*,*::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,sans-serif;
  font-size:16.5px;
  line-height:1.85;
  color:var(--ky-text);
  background:var(--ky-bg);
  -webkit-font-smoothing:antialiased;
  font-feature-settings:"tnum";
}
img{max-width:100%;display:block;border:0;}
a{color:var(--ky-primary);text-decoration:none;transition:color var(--ease);}
a:hover{color:var(--ky-primary-deep);}
p{margin:0 0 18px;}
p:last-child{margin-bottom:0;}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--ky-text);letter-spacing:.005em;}
ul,ol{margin:0;padding:0;list-style:none;}
button,input{font:inherit;}
button{border:0;background:none;cursor:pointer;}
:focus-visible{outline:2px solid var(--ky-primary);outline-offset:3px;border-radius:4px;}
.container{width:100%;max-width:1180px;margin:0 auto;padding-left:20px;padding-right:20px;}
@media (min-width:1400px){.container{max-width:1280px;}}
@media (max-width:575px){.container{padding-left:16px;padding-right:16px;}}

/* ============ Header ============ */
.ky-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(247,245,241,.92);
  -webkit-backdrop-filter:blur(8px);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--ky-line);
  transition:box-shadow var(--ease);
}
.ky-header.is-scrolled{box-shadow:var(--shadow-1);}
.ky-nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;height:68px;}
.ky-logo{display:inline-flex;align-items:center;gap:10px;color:var(--ky-text);flex:0 0 auto;}
.ky-logo:hover{color:var(--ky-text);}
.ky-logo-mark{position:relative;width:20px;height:20px;border-radius:6px;background:var(--ky-primary);flex:0 0 auto;}
.ky-logo-mark::after{content:"";position:absolute;right:4px;top:4px;width:6px;height:6px;border-radius:50%;background:var(--ky-accent);}
.ky-logo-text{font-size:18px;font-weight:700;letter-spacing:.01em;white-space:nowrap;}
.ky-logo-text em{font-style:normal;font-size:12.5px;font-weight:500;color:var(--ky-text-3);letter-spacing:.08em;margin-left:4px;}
.ky-nav{display:flex;align-items:center;gap:32px;}
.ky-nav-link{position:relative;font-size:15px;letter-spacing:.02em;color:var(--ky-text-2);padding:6px 0;}
.ky-nav-link::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:var(--ky-primary);transform:scaleX(0);transform-origin:left;transition:transform var(--ease);}
.ky-nav-link:hover{color:var(--ky-primary);}
.ky-nav-link:hover::after{transform:scaleX(1);}
.ky-nav-link.is-active{color:var(--ky-primary);font-weight:600;}
.ky-nav-link.is-active::after{transform:scaleX(1);}
.ky-nav-link.is-active::before{content:"";position:absolute;left:50%;bottom:-11px;width:6px;height:6px;border-radius:50%;background:var(--ky-primary);transform:translateX(-50%);}
.ky-nav-right{display:flex;align-items:center;gap:14px;}
.ky-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:999px;padding:12px 26px;font-size:15.5px;font-weight:600;line-height:1.3;border:1px solid transparent;cursor:pointer;transition:background var(--ease),color var(--ease),border-color var(--ease),transform var(--ease),box-shadow var(--ease);white-space:nowrap;}
.ky-btn-primary{background:var(--ky-primary);color:#fff;}
.ky-btn-primary:hover{background:var(--ky-primary-deep);color:#fff;transform:translateY(-1px);}
.ky-btn-accent{background:var(--ky-accent);color:#fff;}
.ky-btn-accent:hover{background:#c85f2d;color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-1);}
.ky-btn-ghost{background:transparent;border-color:var(--ky-line-strong);color:var(--ky-text);}
.ky-btn-ghost:hover{border-color:var(--ky-primary);color:var(--ky-primary);background:transparent;}
.ky-nav-cta{padding:10px 22px;font-size:14.5px;}
.ky-btn-text{display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:600;color:var(--ky-primary);border-bottom:1px solid transparent;padding:4px 0;transition:color var(--ease);}
.ky-btn-text i{font-size:12.5px;transition:transform var(--ease);}
.ky-btn-text:hover{color:var(--ky-primary-deep);}
.ky-btn-text:hover i{transform:translateX(4px);}
.ky-burger{display:none;width:44px;height:44px;padding:0 12px;flex-direction:column;justify-content:center;gap:7px;}
.ky-burger span{display:block;width:18px;height:1.5px;background:var(--ky-text);border-radius:2px;transition:background var(--ease);}
.ky-burger:hover span{background:var(--ky-primary);}

/* ============ Drawer ============ */
.ky-drawer{
  position:fixed;inset:0;z-index:1060;display:flex;flex-direction:column;justify-content:center;
  background:var(--ky-bg);padding:40px 28px;
  transform:translateY(-100%);opacity:0;visibility:hidden;
  transition:transform 320ms cubic-bezier(.22,.61,.36,1),opacity 320ms ease,visibility 320ms;
}
.ky-drawer.is-open{transform:translateY(0);opacity:1;visibility:visible;}
.ky-drawer-close{position:absolute;top:18px;right:18px;width:44px;height:44px;padding:0;}
.ky-drawer-close::before,.ky-drawer-close::after{content:"";position:absolute;left:12px;right:12px;top:50%;height:1.5px;background:var(--ky-text);border-radius:2px;}
.ky-drawer-close::before{transform:rotate(45deg);}
.ky-drawer-close::after{transform:rotate(-45deg);}
.ky-drawer-nav a{display:block;font-size:20px;font-weight:600;color:var(--ky-text);padding:16px 0;border-bottom:1px solid var(--ky-line);opacity:0;transform:translateY(12px);}
.ky-drawer.is-open .ky-drawer-nav a{animation:kyIn 380ms cubic-bezier(.22,.61,.36,1) forwards;}
.ky-drawer.is-open .ky-drawer-nav a:nth-child(1){animation-delay:60ms;}
.ky-drawer.is-open .ky-drawer-nav a:nth-child(2){animation-delay:120ms;}
.ky-drawer.is-open .ky-drawer-nav a:nth-child(3){animation-delay:180ms;}
.ky-drawer-nav a.is-active{color:var(--ky-primary);}
@keyframes kyIn{to{opacity:1;transform:translateY(0);}}

/* ============ Common ============ */
.ky-section{padding:92px 0;}
.ky-section-alt{background:var(--ky-bg-alt);}
.ky-section-head{max-width:720px;margin-bottom:44px;}
.ky-section-head h2{font-size:32px;line-height:1.35;}
.ky-section-head p{margin-top:14px;color:var(--ky-text-2);}
.ky-badge{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:500;line-height:1.4;padding:4px 10px;border-radius:999px;white-space:nowrap;}
.ky-badge-primary{background:var(--ky-primary-soft);color:var(--ky-primary);}
.ky-badge-soft{background:var(--ky-bg-alt);color:var(--ky-text-2);}
.ky-crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--ky-text-3);padding-top:28px;}
.ky-crumb a{color:var(--ky-text-3);}
.ky-crumb a:hover{color:var(--ky-primary);}
.ky-crumb .ky-crumb-sep{color:var(--ky-line-strong);}
.ky-crumb .is-current{color:var(--ky-text-2);}

/* ============ Hero ============ */
.ky-cat-hero{padding:0 0 96px;background:var(--ky-bg);position:relative;overflow:hidden;}
.ky-hero-grid{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:48px;align-items:center;padding-top:44px;}
.ky-hero-copy{grid-column:span 6;}
.ky-hero-media{grid-column:span 6;}
.ky-hero-copy h1{font-size:44px;line-height:1.25;margin:18px 0 0;}
.ky-hero-lead{margin-top:18px;font-size:17px;line-height:1.9;color:var(--ky-text-2);max-width:36em;}
.ky-hero-actions{display:flex;flex-wrap:wrap;align-items:center;gap:22px;margin-top:28px;}
.ky-hero-stats{display:flex;flex-wrap:wrap;gap:36px;margin-top:34px;padding-top:26px;border-top:1px solid var(--ky-line);}
.ky-hero-stats li{display:flex;flex-direction:column;gap:2px;}
.ky-hero-stats strong{font-size:22px;font-weight:700;color:var(--ky-primary);font-variant-numeric:tabular-nums;letter-spacing:.01em;}
.ky-hero-stats span{font-size:13px;color:var(--ky-text-3);}
.ky-hero-media img{width:100%;aspect-ratio:16/11;object-fit:cover;border-radius:var(--radius-img);box-shadow:var(--shadow-1);filter:saturate(.96) contrast(1.02);}

/* ============ Picks ============ */
.ky-pick-list{display:flex;flex-direction:column;}
.ky-pick-row{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:48px;align-items:center;padding:46px 0;border-bottom:1px solid var(--ky-line);}
.ky-pick-row:first-child{padding-top:6px;}
.ky-pick-row:last-child{border-bottom:0;padding-bottom:0;}
.ky-pick-row:nth-child(even) .ky-pick-media{order:2;}
.ky-pick-media img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--radius-img);border:1px solid var(--ky-line);filter:saturate(.96) contrast(1.02);transition:transform var(--ease);}
.ky-pick-row:hover .ky-pick-media img{transform:scale(1.02);}
.ky-pick-num{display:block;font-size:34px;font-weight:700;line-height:1;color:var(--ky-mist);letter-spacing:.02em;font-variant-numeric:tabular-nums;margin-bottom:12px;}
.ky-pick-row:hover .ky-pick-num{color:var(--ky-primary);}
.ky-pick-body h3{font-size:22px;line-height:1.45;margin-bottom:12px;}
.ky-pick-body p{color:var(--ky-text-2);margin-bottom:16px;}
.ky-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px;}

/* ============ Split note ============ */
.ky-split{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:56px;align-items:center;}
.ky-split h2{font-size:32px;line-height:1.35;margin-bottom:16px;}
.ky-split .ky-split-intro{color:var(--ky-text-2);}
.ky-dl{margin:28px 0 0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 32px;}
.ky-dl > div{padding:16px 0;border-top:1px solid var(--ky-line);}
.ky-dl dt{font-size:15px;font-weight:600;color:var(--ky-text);margin-bottom:4px;}
.ky-dl dd{margin:0;font-size:14.5px;line-height:1.75;color:var(--ky-text-2);}
.ky-split-media img{width:100%;aspect-ratio:3/4;object-fit:cover;border-radius:var(--radius-img);box-shadow:var(--shadow-1);filter:saturate(.96) contrast(1.02);}

/* ============ Reviews ============ */
.ky-rail{display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;padding:6px 40px 24px 2px;-webkit-overflow-scrolling:touch;}
.ky-rail::-webkit-scrollbar{height:6px;}
.ky-rail::-webkit-scrollbar-thumb{background:var(--ky-line-strong);border-radius:999px;}
.ky-review{
  scroll-snap-align:start;flex:0 0 320px;background:#fff;border:1px solid var(--ky-line);
  border-radius:var(--radius-card);padding:24px;box-shadow:var(--shadow-1);
  transition:box-shadow var(--ease),transform var(--ease),border-color var(--ease);
}
.ky-review:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:var(--ky-line-strong);}
.ky-review-top{display:flex;align-items:center;gap:12px;margin-bottom:14px;}
.ky-avatar{width:40px;height:40px;border-radius:50%;background:var(--ky-primary-soft);color:var(--ky-primary);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:15px;flex:0 0 auto;}
.ky-review-name{font-size:15px;font-weight:600;}
.ky-review-role{font-size:12.5px;color:var(--ky-text-3);}
.ky-review p{font-size:15px;color:var(--ky-text-2);margin-bottom:12px;}
.ky-stars{color:var(--ky-accent);font-size:12.5px;letter-spacing:2px;}

/* ============ FAQ ============ */
.ky-faq{margin-top:36px;}
.ky-faq .accordion-item{background:transparent;border:0;border-top:1px solid var(--ky-line);}
.ky-faq .accordion-item:last-child{border-bottom:1px solid var(--ky-line);}
.ky-faq .accordion-header{margin:0;}
.ky-faq .accordion-button{
  background:transparent;border:0;box-shadow:none;padding:22px 0;font-size:17px;font-weight:600;
  color:var(--ky-text);display:flex;align-items:center;justify-content:space-between;gap:18px;
  transition:color var(--ease);
}
.ky-faq .accordion-button:not(.collapsed){color:var(--ky-primary);background:transparent;box-shadow:none;}
.ky-faq .accordion-button:hover{color:var(--ky-primary);}
.ky-faq .accordion-button:focus{box-shadow:none;outline:2px solid var(--ky-primary);outline-offset:2px;border-radius:6px;}
.ky-faq .accordion-button::after{
  background-image:none !important;content:"+";font-size:20px;font-weight:400;line-height:1;
  color:var(--ky-primary);display:flex;align-items:center;justify-content:center;
  width:22px;height:22px;flex:0 0 auto;transform:none;transition:transform 180ms cubic-bezier(.22,.61,.36,1);
}
.ky-faq .accordion-button:not(.collapsed)::after{content:"−";transform:rotate(180deg);}
.ky-faq .accordion-body{padding:0 0 24px;font-size:15.5px;line-height:1.8;color:var(--ky-text-2);max-width:64em;}

/* ============ CTA ============ */
.ky-follow-band{padding:0 0 96px;background:var(--ky-bg-alt);}
.ky-follow-card{
  margin-top:92px;background:#fff;border:1px solid var(--ky-line);border-radius:24px;
  padding:44px 48px;display:flex;align-items:center;justify-content:space-between;gap:36px;
  box-shadow:var(--shadow-1);
}
.ky-follow-card h2{font-size:28px;line-height:1.4;margin-bottom:10px;}
.ky-follow-card p{color:var(--ky-text-2);margin:0;max-width:44em;}
.ky-follow-actions{display:flex;gap:14px;flex-wrap:wrap;flex:0 0 auto;}

/* ============ Footer ============ */
.ky-footer{background:var(--ky-ink);color:var(--ky-invert);border-top:1px solid rgba(255,255,255,.08);padding:72px 0 28px;}
.ky-footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.4fr;gap:40px;}
.ky-footer h4{font-size:15px;font-weight:600;color:var(--ky-invert);margin-bottom:16px;letter-spacing:.02em;}
.ky-footer p{font-size:14px;line-height:1.8;color:rgba(244,242,238,.66);max-width:30em;}
.ky-footer a{display:block;font-size:14.5px;color:rgba(244,242,238,.74);padding:5px 0;transition:color var(--ease);}
.ky-footer a:hover{color:#fff;}
.ky-footer-social{display:flex;gap:12px;margin-top:18px;}
.ky-footer-social a{width:36px;height:36px;border:1px solid rgba(255,255,255,.18);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:13px;padding:0;}
.ky-footer-social a:hover{border-color:var(--ky-mist);}
.ky-subscribe{margin-top:16px;display:flex;gap:10px;flex-wrap:wrap;}
.ky-subscribe label{font-size:13.5px;font-weight:500;}
.ky-subscribe input{
  flex:1 1 160px;height:48px;border-radius:12px;border:1px solid rgba(255,255,255,.2);
  background:rgba(255,255,255,.06);color:var(--ky-invert);padding:0 14px;font-size:14.5px;
  transition:border-color var(--ease),box-shadow var(--ease);
}
.ky-subscribe input::placeholder{color:rgba(244,242,238,.45);}
.ky-subscribe input:focus{outline:none;border-color:var(--ky-mist);box-shadow:0 0 0 4px rgba(159,184,179,.18);}
.ky-subscribe .ky-btn{padding:12px 22px;}
.ky-footer-bottom{
  margin-top:56px;padding-top:22px;border-top:1px solid rgba(255,255,255,.08);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(244,242,238,.5);
}
.ky-footer-bottom a{display:inline;font-size:13px;color:rgba(244,242,238,.72);padding:0;}
.ky-footer-bottom a:hover{color:#fff;text-decoration:underline;}

/* ============ Responsive ============ */
@media (max-width:1199px){
  .ky-hero-copy h1{font-size:38px;}
  .ky-section-head h2,.ky-split h2{font-size:28px;}
}
@media (max-width:991px){
  .ky-nav,.ky-nav-cta{display:none;}
  .ky-burger{display:flex;}
  .ky-hero-grid{gap:36px;}
  .ky-hero-copy,.ky-hero-media{grid-column:span 12;}
  .ky-hero-media img{aspect-ratio:16/10;}
  .ky-split{grid-template-columns:minmax(0,1fr);gap:36px;}
  .ky-split-media img{aspect-ratio:16/10;}
  .ky-follow-card{flex-direction:column;align-items:flex-start;padding:36px;}
  .ky-footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:36px;}
}
@media (max-width:767px){
  body{font-size:16px;line-height:1.8;}
  .ky-section{padding:60px 0;}
  .ky-cat-hero{padding-bottom:64px;}
  .ky-hero-grid{padding-top:32px;}
  .ky-hero-copy h1{font-size:30px;}
  .ky-hero-lead{font-size:16px;}
  .ky-hero-stats{gap:24px;}
  .ky-hero-stats strong{font-size:19px;}
  .ky-section-head h2,.ky-split h2{font-size:24px;}
  .ky-pick-row{grid-template-columns:minmax(0,1fr);gap:22px;padding:34px 0;}
  .ky-pick-row:nth-child(even) .ky-pick-media{order:0;}
  .ky-pick-num{font-size:26px;margin-bottom:8px;}
  .ky-pick-body h3{font-size:19px;}
  .ky-dl{grid-template-columns:minmax(0,1fr);}
  .ky-review{flex:0 0 264px;}
  .ky-follow-band{padding-bottom:64px;}
  .ky-follow-card{margin-top:60px;padding:28px 24px;border-radius:20px;}
  .ky-follow-card h2{font-size:22px;}
  .ky-follow-actions{width:100%;}
  .ky-follow-actions .ky-btn{flex:1 1 auto;}
  .ky-faq .accordion-button{font-size:16px;padding:18px 0;}
  .ky-footer{padding:56px 0 24px;}
  .ky-footer-grid{grid-template-columns:minmax(0,1fr);gap:32px;}
}
@media (max-width:400px){
  .ky-hero-copy h1{font-size:26px;}
  .ky-logo-text em{display:none;}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;transition-duration:.01ms !important;scroll-behavior:auto !important;}
}

/* roulang page: article */
:root{
  --ky-primary:#14655E;
  --ky-primary-deep:#0C3F3B;
  --ky-primary-soft:#EAF0EE;
  --ky-accent:#E0703A;
  --ky-mist:#9FB8B3;
  --ky-bg:#F7F5F1;
  --ky-bg-alt:#EFEDE7;
  --ky-ink:#0E1517;
  --ky-text:#1A1D1E;
  --ky-text-2:#5E6669;
  --ky-text-3:#8A9296;
  --ky-inverse:#F4F2EE;
  --ky-line:#E3E0D9;
  --ky-line-strong:#C9CFCC;
  --ky-success:#2F7D5F;
  --ky-warn:#C2851E;
  --ky-error:#B3453A;
  --ky-r-sm:12px;
  --ky-r:16px;
  --ky-r-lg:20px;
  --ky-r-xl:24px;
  --ky-pill:999px;
  --ky-shadow-1:0 1px 2px rgba(16,32,30,.05),0 8px 24px -12px rgba(16,32,30,.18);
  --ky-shadow-2:0 2px 6px rgba(16,32,30,.08),0 18px 40px -18px rgba(16,32,30,.24);
  --ky-t:220ms cubic-bezier(.22,.61,.36,1);
}
*,*::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","Helvetica Neue",Arial,sans-serif;
  font-size:16.5px;
  line-height:1.85;
  color:var(--ky-text);
  background:var(--ky-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;filter:saturate(.96) contrast(1.02);}
a{color:inherit;text-decoration:none;transition:color var(--ky-t);}
a:hover{color:var(--ky-primary);}
h1,h2,h3,h4,h5{margin:0;font-weight:700;color:var(--ky-text);letter-spacing:.01em;}
p{margin:0 0 18px;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--ky-primary);outline-offset:3px;border-radius:4px;}
.container{width:100%;max-width:1180px;margin:0 auto;padding-left:20px;padding-right:20px;}
@media (min-width:1400px){.container{max-width:1280px;}}
.visually-hidden{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;}

/* ---------- 按钮 ---------- */
.ky-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15.5px;font-weight:600;line-height:1;
  padding:12px 26px;border-radius:var(--ky-pill);
  border:1px solid transparent;cursor:pointer;
  transition:background var(--ky-t),color var(--ky-t),border-color var(--ky-t),transform var(--ky-t),box-shadow var(--ky-t);
  min-height:44px;
}
.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-1);}
.ky-btn-ghost{background:transparent;color:var(--ky-text);border-color:var(--ky-line-strong);}
.ky-btn-ghost:hover{border-color:var(--ky-primary);color:var(--ky-primary);transform:translateY(-1px);}
.ky-btn-accent{background:var(--ky-accent);color:#fff;}
.ky-btn-accent:hover{background:#c95f2c;color:#fff;transform:translateY(-1px);box-shadow:var(--ky-shadow-1);}
.ky-btn-link{
  display:inline-flex;align-items:center;gap:6px;
  font-size:15px;font-weight:600;color:var(--ky-primary);padding:0;min-height:auto;
}
.ky-btn-link i{transition:transform var(--ky-t);}
.ky-btn-link:hover i{transform:translateX(4px);}

/* ---------- 导航 ---------- */
.ky-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(247,245,241,.92);
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
  border-bottom:1px solid var(--ky-line);
  transition:box-shadow var(--ky-t);
}
.ky-header.is-scrolled{box-shadow:var(--ky-shadow-1);}
.ky-nav-wrap{display:flex;align-items:center;justify-content:space-between;height:68px;gap:24px;}
.ky-logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.ky-logo-mark{
  width:20px;height:20px;border-radius:6px;
  background:var(--ky-primary);position:relative;flex:0 0 auto;
}
.ky-logo-mark::after{
  content:"";position:absolute;right:-3px;top:-3px;width:9px;height:9px;
  border-radius:50%;background:var(--ky-accent);border:2px solid var(--ky-bg);
}
.ky-logo-text{font-size:17px;font-weight:700;letter-spacing:.02em;color:var(--ky-text);}
.ky-logo-text em{font-style:normal;font-weight:500;font-size:12.5px;color:var(--ky-text-3);margin-left:4px;letter-spacing:.06em;}
.ky-nav{display:flex;align-items:center;gap:32px;}
.ky-nav-link{
  position:relative;font-size:15px;letter-spacing:.02em;color:var(--ky-text-2);
  padding:6px 0;transition:color var(--ky-t);
}
.ky-nav-link::after{
  content:"";position:absolute;left:0;bottom:0;height:1.5px;width:0;
  background:var(--ky-primary);transition:width 200ms var(--ky-t);
}
.ky-nav-link:hover{color:var(--ky-primary);}
.ky-nav-link:hover::after{width:100%;}
.ky-nav-link.is-active{color:var(--ky-text);font-weight:600;}
.ky-nav-link.is-active::after{width:100%;}
.ky-nav-link.is-active::before{
  content:"";position:absolute;right:-12px;top:50%;transform:translateY(-50%);
  width:6px;height:6px;border-radius:50%;background:var(--ky-primary);
}
.ky-nav-right{display:flex;align-items:center;gap:14px;}
.ky-nav-cta{padding:10px 22px;font-size:14.5px;}
.ky-burger{
  display:none;background:none;border:0;padding:10px;cursor:pointer;
  flex-direction:column;gap:5px;align-items:center;justify-content:center;width:44px;height:44px;
}
.ky-burger span{display:block;width:18px;height:1.6px;background:var(--ky-text);transition:transform var(--ky-t),opacity var(--ky-t);}
.ky-burger.is-open span:nth-child(1){transform:translateY(3.3px) rotate(45deg);}
.ky-burger.is-open span:nth-child(2){transform:translateY(-3.3px) rotate(-45deg);}

@media (max-width:991px){
  .ky-nav{
    position:fixed;inset:68px 0 0 0;background:var(--ky-bg);
    flex-direction:column;align-items:flex-start;justify-content:flex-start;
    gap:0;padding:36px 24px;
    opacity:0;visibility:hidden;transform:translateY(-8px);
    transition:opacity var(--ky-t),transform var(--ky-t),visibility var(--ky-t);
  }
  body.ky-menu-open .ky-nav{opacity:1;visibility:visible;transform:translateY(0);}
  .ky-nav-link{
    font-size:20px;padding:18px 0;width:100%;border-bottom:1px solid var(--ky-line);
    color:var(--ky-text);opacity:0;transform:translateY(8px);
    transition:opacity 300ms var(--ky-t),transform 300ms var(--ky-t),color var(--ky-t);
  }
  body.ky-menu-open .ky-nav-link{opacity:1;transform:translateY(0);}
  body.ky-menu-open .ky-nav-link:nth-child(1){transition-delay:60ms;}
  body.ky-menu-open .ky-nav-link:nth-child(2){transition-delay:120ms;}
  body.ky-menu-open .ky-nav-link:nth-child(3){transition-delay:180ms;}
  .ky-nav-link::after{display:none;}
  .ky-nav-link.is-active::before{right:auto;left:auto;position:static;display:inline-block;vertical-align:middle;margin-left:10px;}
  .ky-burger{display:flex;}
  .ky-nav-cta{display:none;}
}
@media (max-width:575px){
  .ky-logo-text{font-size:16px;}
  .ky-logo-text em{display:none;}
}

/* ---------- 内页页头 ---------- */
.ky-pagehead{
  position:relative;overflow:hidden;
  background-color:var(--ky-bg-alt);
  background-image:linear-gradient(180deg,rgba(247,245,241,.86),rgba(239,237,231,.94)),url("/assets/images/backpic/back-2.png");
  background-size:cover;background-position:center right;
  border-bottom:1px solid var(--ky-line);
  padding:56px 0 48px;
}
.ky-pagehead::after{
  content:"";position:absolute;right:-60px;top:-40px;width:280px;height:280px;
  border-radius:50%;border:1px solid var(--ky-mist);opacity:.28;pointer-events:none;
}
.ky-breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--ky-text-3);margin-bottom:20px;}
.ky-breadcrumb a{color:var(--ky-text-2);}
.ky-breadcrumb a:hover{color:var(--ky-primary);}
.ky-breadcrumb .sep{color:var(--ky-mist);}
.ky-breadcrumb .current{color:var(--ky-text-2);max-width:420px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.ky-head-tag{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:500;padding:4px 10px;border-radius:var(--ky-pill);
  background:var(--ky-primary-soft);color:var(--ky-primary);margin-bottom:16px;
}
.ky-pagehead h1{
  font-size:40px;line-height:1.3;max-width:900px;letter-spacing:.01em;
}
.ky-meta-bar{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;
  margin-top:22px;font-size:13.5px;color:var(--ky-text-3);
}
.ky-meta-bar .dot{width:4px;height:4px;border-radius:50%;background:var(--ky-mist);display:inline-block;}
.ky-meta-bar time{color:var(--ky-text-2);font-variant-numeric:tabular-nums;}
.ky-meta-cat{
  font-size:12px;font-weight:500;padding:4px 10px;border-radius:var(--ky-pill);
  background:var(--ky-bg-alt);color:var(--ky-text-2);
}
@media (max-width:767px){
  .ky-pagehead{padding:36px 0 32px;}
  .ky-pagehead h1{font-size:27px;}
}

/* ---------- 文章主体 ---------- */
.ky-article-section{padding:64px 0 88px;}
.ky-article-grid{
  display:grid;grid-template-columns:200px minmax(0,1fr);gap:56px;align-items:start;
}
@media (max-width:991px){
  .ky-article-grid{grid-template-columns:minmax(0,1fr);gap:28px;}
}
.ky-toc{position:sticky;top:96px;}
.ky-toc-title{
  font-size:12.5px;font-weight:600;letter-spacing:.12em;color:var(--ky-text-3);
  text-transform:uppercase;padding-bottom:12px;border-bottom:1px solid var(--ky-line);margin-bottom:14px;
}
.ky-toc-list{display:flex;flex-direction:column;gap:8px;}
.ky-toc-list a{
  font-size:14px;line-height:1.6;color:var(--ky-text-2);
  display:block;padding-left:12px;border-left:2px solid var(--ky-line);
  transition:color var(--ky-t),border-color var(--ky-t);
}
.ky-toc-list a:hover{color:var(--ky-primary);border-left-color:var(--ky-primary);}
.ky-toc-list a.is-lv3{padding-left:22px;font-size:13.5px;color:var(--ky-text-3);}
@media (max-width:991px){
  .ky-toc{position:static;background:#fff;border:1px solid var(--ky-line);border-radius:var(--ky-r);padding:16px;box-shadow:var(--ky-shadow-1);}
  .ky-toc-title{padding-bottom:8px;margin-bottom:10px;}
  .ky-toc-list{flex-direction:row;overflow-x:auto;gap:10px;padding-bottom:4px;}
  .ky-toc-list a{
    white-space:nowrap;padding:6px 14px;border-left:0;border-radius:var(--ky-pill);
    background:var(--ky-primary-soft);color:var(--ky-primary);font-size:13px;
  }
  .ky-toc-list a.is-lv3{padding:6px 14px;background:var(--ky-bg-alt);color:var(--ky-text-2);}
}
.ky-cover{
  border-radius:var(--ky-r-lg);overflow:hidden;border:1px solid var(--ky-line);
  box-shadow:var(--ky-shadow-1);margin-bottom:36px;background:var(--ky-bg-alt);
}
.ky-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.ky-article-body{max-width:720px;font-size:16.8px;line-height:1.9;color:var(--ky-text);}
.ky-article-body h2{font-size:24px;line-height:1.45;margin:40px 0 16px;}
.ky-article-body h3{font-size:20px;line-height:1.5;margin:32px 0 14px;}
.ky-article-body h4{font-size:17px;line-height:1.55;margin:26px 0 12px;}
.ky-article-body p{margin:0 0 18px;}
.ky-article-body ul,.ky-article-body ol{margin:0 0 20px;padding-left:0;}
.ky-article-body ul li,.ky-article-body ol li{
  position:relative;padding-left:22px;margin-bottom:10px;color:var(--ky-text);
}
.ky-article-body ul li::before{
  content:"";position:absolute;left:4px;top:.72em;width:6px;height:6px;border-radius:50%;
  background:var(--ky-mist);
}
.ky-article-body ol{counter-reset:kyol;}
.ky-article-body ol li{counter-increment:kyol;}
.ky-article-body ol li::before{
  content:counter(kyol);position:absolute;left:0;top:0;
  font-size:14px;font-weight:700;color:var(--ky-primary);font-variant-numeric:tabular-nums;
}
.ky-article-body blockquote{
  margin:24px 0;padding:16px 20px;border-left:3px solid var(--ky-primary);
  background:var(--ky-primary-soft);border-radius:0 var(--ky-r-sm) var(--ky-r-sm) 0;
  color:var(--ky-text-2);font-size:16px;
}
.ky-article-body blockquote p{margin:0;}
.ky-article-body img{border-radius:var(--ky-r);margin:24px 0;}
.ky-article-body figure{margin:24px 0;}
.ky-article-body figcaption{font-size:13px;color:var(--ky-text-3);text-align:center;margin-top:10px;}
.ky-article-body a{color:var(--ky-primary);border-bottom:1px solid rgba(20,101,94,.32);}
.ky-article-body a:hover{border-bottom-color:var(--ky-primary);}
.ky-article-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px;display:block;overflow-x:auto;}
.ky-article-body th,.ky-article-body td{border:1px solid var(--ky-line);padding:10px 14px;text-align:left;}
.ky-article-body th{background:var(--ky-bg-alt);font-weight:600;}
.ky-article-body pre{
  background:var(--ky-ink);color:var(--ky-inverse);padding:18px 20px;border-radius:var(--ky-r-sm);
  overflow-x:auto;font-size:14px;line-height:1.7;margin:24px 0;
}
.ky-article-body code{font-size:.94em;background:var(--ky-bg-alt);padding:2px 6px;border-radius:6px;}
.ky-article-body pre code{background:none;padding:0;color:inherit;}
.ky-article-body hr{border:0;border-top:1px solid var(--ky-line);margin:36px 0;}
.ky-empty{
  max-width:720px;background:#fff;border:1px solid var(--ky-line);border-radius:var(--ky-r);
  box-shadow:var(--ky-shadow-1);padding:48px 28px;text-align:center;
}
.ky-empty i{font-size:28px;color:var(--ky-mist);display:block;margin-bottom:14px;}
.ky-empty h2{font-size:20px;margin-bottom:10px;}
.ky-empty p{color:var(--ky-text-2);font-size:15px;margin-bottom:20px;}

/* ---------- 相关推荐 / 继续浏览 ---------- */
.ky-rel{padding:0 0 72px;}
.ky-sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px;}
.ky-sec-head h2{font-size:28px;line-height:1.35;}
.ky-sec-head p{font-size:14.5px;color:var(--ky-text-2);margin:8px 0 0;}
.ky-rel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
@media (max-width:991px){.ky-rel-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media (max-width:575px){.ky-rel-grid{grid-template-columns:minmax(0,1fr);}}
.ky-card{
  background:#fff;border:1px solid var(--ky-line);border-radius:var(--ky-r);
  box-shadow:var(--ky-shadow-1);overflow:hidden;display:flex;flex-direction:column;
  transition:transform var(--ky-t),box-shadow var(--ky-t),border-color var(--ky-t);
}
.ky-card:hover{transform:translateY(-3px);box-shadow:var(--ky-shadow-2);border-color:var(--ky-line-strong);}
.ky-card-thumb{position:relative;background:var(--ky-bg-alt);overflow:hidden;}
.ky-card-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform 320ms var(--ky-t);}
.ky-card:hover .ky-card-thumb img{transform:scale(1.03);}
.ky-card-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.ky-card-body h3{font-size:17.5px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.ky-card-body h3 a:hover{color:var(--ky-primary);}
.ky-card-body p{
  font-size:14.5px;line-height:1.75;color:var(--ky-text-2);margin:0;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.ky-card-meta{margin-top:auto;display:flex;align-items:center;gap:12px;font-size:12.5px;color:var(--ky-text-3);}
.ky-chip{
  font-size:12px;font-weight:500;padding:4px 10px;border-radius:var(--ky-pill);
  background:var(--ky-primary-soft);color:var(--ky-primary);
}
.ky-chip-plain{background:var(--ky-bg-alt);color:var(--ky-text-2);}
.ky-postnav{max-width:960px;margin:0 auto;border-top:1px solid var(--ky-line);}
.ky-postnav-row{
  display:flex;align-items:center;gap:18px;padding:20px 4px;
  border-bottom:1px solid var(--ky-line);transition:background var(--ky-t),padding var(--ky-t);
}
.ky-postnav-row:hover{background:var(--ky-bg-alt);padding-left:12px;color:var(--ky-primary);}
.ky-postnav-label{font-size:12.5px;color:var(--ky-text-3);flex:0 0 70px;letter-spacing:.06em;}
.ky-postnav-title{font-size:16px;font-weight:600;}
.ky-backline{text-align:center;padding:40px 0 0;}
.ky-backline a{
  display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:600;color:var(--ky-primary);
}
.ky-backline a i{transition:transform var(--ky-t);}
.ky-backline a:hover i{transform:translateX(-4px);}

/* ---------- CTA 带 ---------- */
.ky-cta-section{padding:0 0 96px;}
.ky-cta-card{
  background:var(--ky-ink);border-radius:var(--ky-r-xl);padding:48px 52px;
  display:grid;grid-template-columns:minmax(0,1fr) auto;gap:32px;align-items:center;
  position:relative;overflow:hidden;
}
.ky-cta-card::after{
  content:"";position:absolute;right:-70px;bottom:-90px;width:260px;height:260px;border-radius:50%;
  border:1px solid rgba(159,184,179,.35);pointer-events:none;
}
.ky-cta-card h2{color:var(--ky-inverse);font-size:28px;line-height:1.4;margin-bottom:10px;}
.ky-cta-card p{color:rgba(244,242,238,.72);font-size:15px;margin:0;max-width:520px;}
.ky-cta-actions{display:flex;flex-wrap:wrap;gap:12px;position:relative;z-index:1;}
.ky-cta-actions .ky-btn-ghost{color:var(--ky-inverse);border-color:rgba(244,242,238,.32);}
.ky-cta-actions .ky-btn-ghost:hover{color:#fff;border-color:var(--ky-inverse);}
@media (max-width:991px){
  .ky-cta-card{grid-template-columns:minmax(0,1fr);padding:36px 28px;}
  .ky-cta-card h2{font-size:23px;}
}
@media (max-width:575px){
  .ky-article-section{padding:40px 0 64px;}
  .ky-rel{padding-bottom:56px;}
  .ky-cta-section{padding-bottom:64px;}
  .ky-sec-head h2{font-size:22px;}
}

/* ---------- 页脚 ---------- */
.ky-footer{background:var(--ky-ink);color:var(--ky-inverse);border-top:1px solid rgba(255,255,255,.08);padding:64px 0 0;}
.ky-footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.4fr;gap:40px;padding-bottom:48px;}
.ky-footer h4{color:var(--ky-inverse);font-size:15px;margin-bottom:16px;letter-spacing:.04em;}
.ky-footer p{color:rgba(244,242,238,.68);font-size:14px;line-height:1.8;margin:0 0 16px;max-width:320px;}
.ky-footer-grid > div > a{display:block;font-size:14px;color:rgba(244,242,238,.72);padding:6px 0;transition:color var(--ky-t),transform var(--ky-t);}
.ky-footer-grid > div > a:hover{color:#fff;transform:translateX(3px);}
.ky-footer-social{display:flex;gap:12px;}
.ky-footer-social a{
  width:40px;height:40px;border-radius:50%;border:1px solid rgba(244,242,238,.22);
  display:flex;align-items:center;justify-content:center;color:var(--ky-inverse);
  transition:background var(--ky-t),border-color var(--ky-t),color var(--ky-t);
}
.ky-footer-social a:hover{background:var(--ky-primary);border-color:var(--ky-primary);color:#fff;}
.ky-subscribe{display:flex;gap:10px;flex-wrap:wrap;}
.ky-subscribe input{
  flex:1 1 160px;height:48px;border-radius:var(--ky-r-sm);
  border:1px solid rgba(244,242,238,.24);background:rgba(255,255,255,.06);
  color:var(--ky-inverse);padding:0 14px;font-size:14.5px;
  transition:border-color var(--ky-t),box-shadow var(--ky-t),background var(--ky-t);
}
.ky-subscribe input::placeholder{color:rgba(244,242,238,.45);}
.ky-subscribe input:focus{
  outline:none;border-color:var(--ky-primary);background:rgba(255,255,255,.1);
  box-shadow:0 0 0 4px rgba(20,101,94,.28);
}
.ky-subscribe .ky-btn{flex:0 0 auto;}
.ky-footer-bottom{
  border-top:1px solid rgba(255,255,255,.08);padding:22px 0 28px;
  display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;
  font-size:13px;color:rgba(244,242,238,.58);
}
.ky-footer-bottom a{color:rgba(244,242,238,.78);}
.ky-footer-bottom a:hover{color:#fff;}
@media (max-width:991px){
  .ky-footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:575px){
  .ky-footer{padding-top:48px;}
  .ky-footer-grid{grid-template-columns:1fr;}
  .ky-footer-bottom{flex-direction:column;}
}

@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important;}
}

/* roulang page: category2 */
:root{
  --ky-primary:#14655E;
  --ky-primary-deep:#0C3F3B;
  --ky-primary-soft:#EAF0EE;
  --ky-accent:#E0703A;
  --ky-mist:#9FB8B3;
  --ky-bg:#F7F5F1;
  --ky-bg-alt:#EFEDE7;
  --ky-ink:#0E1517;
  --ky-text:#1A1D1E;
  --ky-text-2:#5E6669;
  --ky-text-3:#8A9296;
  --ky-invert:#F4F2EE;
  --ky-line:#E3E0D9;
  --ky-line-strong:#C9CFCC;
  --ky-success:#2F7D5F;
  --ky-warn:#C2851E;
  --ky-error:#B3453A;
  --ky-radius:16px;
  --ky-radius-lg:20px;
  --ky-radius-xl:24px;
  --ky-pill:999px;
  --shadow-1:0 1px 2px rgba(16,32,30,.05), 0 8px 24px -12px rgba(16,32,30,.18);
  --shadow-2:0 2px 6px rgba(16,32,30,.08), 0 18px 40px -18px rgba(16,32,30,.24);
  --ky-ease:cubic-bezier(.22,.61,.36,1);
  --ky-space:96px;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--ky-bg);
  color:var(--ky-text);
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16.5px;
  line-height:1.85;
  font-feature-settings:"tnum" 1;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto;filter:saturate(.96) contrast(1.02)}
a{color:var(--ky-primary);text-decoration:none;transition:color 220ms var(--ky-ease)}
a:hover{color:var(--ky-primary-deep)}
p{margin:0 0 18px}
h1,h2,h3,h4{margin:0 0 14px;font-weight:700;letter-spacing:.01em;color:var(--ky-text)}
h1{font-size:44px;line-height:1.25}
h2{font-size:32px;line-height:1.35}
h3{font-size:22px;line-height:1.45}
h4{font-size:18px;line-height:1.5}
ul,ol{margin:0 0 18px;padding-left:22px}
li{margin-bottom:10px}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--ky-primary);outline-offset:3px}
.visually-hidden{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

.container{width:100%;max-width:1180px;margin:0 auto;padding-left:20px;padding-right:20px}
@media (min-width:1400px){.container{max-width:1280px}}
@media (max-width:575.98px){.container{padding-left:16px;padding-right:16px}}

/* ---------- header / nav ---------- */
.ky-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(247,245,241,.92);
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
  border-bottom:1px solid var(--ky-line);
  transition:box-shadow 220ms var(--ky-ease);
}
.ky-header.is-scrolled{box-shadow:var(--shadow-1)}
.ky-nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:68px}
.ky-logo{display:inline-flex;align-items:center;gap:10px;color:var(--ky-text);flex:0 0 auto}
.ky-logo:hover{color:var(--ky-text)}
.ky-logo-mark{
  width:20px;height:20px;border-radius:6px;
  background:linear-gradient(140deg,var(--ky-primary) 0%,var(--ky-mist) 100%);
  box-shadow:0 0 0 3px rgba(20,101,94,.10);
}
.ky-logo-text{font-size:18px;font-weight:700;letter-spacing:.02em;line-height:1}
.ky-logo-text em{font-style:normal;font-size:12.5px;font-weight:500;color:var(--ky-text-3);margin-left:4px;letter-spacing:.06em}
.ky-nav{display:flex;align-items:center;gap:32px;margin-left:auto}
.ky-nav-link{
  position:relative;font-size:15px;letter-spacing:.02em;color:var(--ky-text-2);
  padding:6px 0;line-height:1.4;
}
.ky-nav-link::after{
  content:"";position:absolute;left:0;bottom:0;height:1px;width:0;
  background:var(--ky-primary);transition:width 200ms var(--ky-ease);
}
.ky-nav-link:hover{color:var(--ky-primary)}
.ky-nav-link:hover::after{width:100%}
.ky-nav-link.is-active{color:var(--ky-primary);font-weight:600}
.ky-nav-link.is-active::after{width:100%}
.ky-nav-link.is-active::before{
  content:"";position:absolute;left:50%;bottom:-9px;margin-left:-3px;
  width:6px;height:6px;border-radius:50%;background:var(--ky-primary);
}
.ky-nav-right{display:flex;align-items:center;gap:14px;flex:0 0 auto}
.ky-burger{
  display:none;width:44px;height:44px;border:0;background:transparent;
  padding:13px 11px;border-radius:12px;cursor:pointer;
}
.ky-burger span{display:block;height:1.5px;background:var(--ky-text);border-radius:2px}
.ky-burger span+span{margin-top:7px}

.ky-drawer{
  position:fixed;inset:0;background:var(--ky-bg);z-index:1050;
  display:flex;flex-direction:column;padding:24px 20px 40px;
  transform:translateY(-12px);opacity:0;pointer-events:none;
  transition:opacity 260ms var(--ky-ease),transform 260ms var(--ky-ease);
}
.ky-drawer.is-open{opacity:1;transform:translateY(0);pointer-events:auto}
.ky-drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:36px}
.ky-drawer-close{
  width:44px;height:44px;border:0;background:transparent;position:relative;cursor:pointer;border-radius:12px;
}
.ky-drawer-close::before,.ky-drawer-close::after{
  content:"";position:absolute;left:11px;right:11px;top:21px;height:1.5px;background:var(--ky-text);
}
.ky-drawer-close::before{transform:rotate(45deg)}
.ky-drawer-close::after{transform:rotate(-45deg)}
.ky-drawer-nav{display:flex;flex-direction:column;gap:26px}
.ky-drawer-nav a{
  font-size:20px;color:var(--ky-text);padding:8px 0;border-bottom:1px solid var(--ky-line);
  opacity:0;transform:translateY(12px);
}
.ky-drawer.is-open .ky-drawer-nav a{animation:kyIn 380ms var(--ky-ease) forwards}
.ky-drawer.is-open .ky-drawer-nav a:nth-child(1){animation-delay:60ms}
.ky-drawer.is-open .ky-drawer-nav a:nth-child(2){animation-delay:120ms}
.ky-drawer.is-open .ky-drawer-nav a:nth-child(3){animation-delay:180ms}
.ky-drawer.is-open .ky-drawer-nav a:nth-child(4){animation-delay:240ms}
@keyframes kyIn{to{opacity:1;transform:translateY(0)}}

/* ---------- buttons ---------- */
.ky-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--ky-pill);border:1px solid transparent;cursor:pointer;
  font-size:15.5px;font-weight:600;line-height:1.2;padding:12px 26px;
  min-height:46px;transition:all 220ms var(--ky-ease);white-space:nowrap;
}
.ky-btn-primary{background:var(--ky-primary);color:#fff}
.ky-btn-primary:hover{background:var(--ky-primary-deep);color:#fff;transform:translateY(-1px)}
.ky-btn-accent{background:var(--ky-accent);color:#fff}
.ky-btn-accent:hover{background:#C85F2C;color:#fff;transform:translateY(-1px)}
.ky-btn-ghost{background:transparent;color:var(--ky-text);border-color:var(--ky-line-strong)}
.ky-btn-ghost:hover{border-color:var(--ky-primary);color:var(--ky-primary);transform:translateY(-1px)}
.ky-btn-ghost-invert{background:transparent;color:var(--ky-invert);border-color:rgba(244,242,238,.4)}
.ky-btn-ghost-invert:hover{border-color:var(--ky-invert);color:#fff}
.ky-btn-text{
  display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--ky-primary);
  padding:8px 2px;min-height:44px;
}
.ky-btn-text i{transition:transform 220ms var(--ky-ease)}
.ky-btn-text:hover i{transform:translateX(4px)}
.ky-nav-cta{padding:10px 20px;min-height:42px;font-size:14.5px}

/* ---------- badges ---------- */
.ky-badge{
  display:inline-flex;align-items:center;gap:6px;border-radius:var(--ky-pill);
  font-size:12px;font-weight:500;padding:4px 10px;line-height:1.5;
}
.ky-badge-tag{background:var(--ky-primary-soft);color:var(--ky-primary)}
.ky-badge-cat{background:var(--ky-bg-alt);color:var(--ky-text-2)}
.ky-badge-count{background:var(--ky-primary);color:#fff;min-width:26px;justify-content:center}

/* ---------- breadcrumb ---------- */
.ky-crumb{padding:22px 0 0;font-size:13.5px;color:var(--ky-text-3)}
.ky-crumb ol{display:flex;flex-wrap:wrap;gap:8px;list-style:none;margin:0;padding:0}
.ky-crumb li{margin:0;display:flex;align-items:center;gap:8px}
.ky-crumb li+li::before{content:"/";color:var(--ky-line-strong)}
.ky-crumb a{color:var(--ky-text-3)}
.ky-crumb a:hover{color:var(--ky-primary)}
.ky-crumb [aria-current]{color:var(--ky-text-2)}

/* ---------- hero ---------- */
.ky-hero{
  position:relative;margin-top:24px;border-radius:var(--ky-radius-xl);overflow:hidden;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  color:var(--ky-invert);
  box-shadow:var(--shadow-1);
}
.ky-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(105deg,rgba(12,63,59,.94) 0%,rgba(12,63,59,.78) 55%,rgba(14,21,23,.62) 100%);
}
.ky-hero-inner{position:relative;z-index:1;display:grid;grid-template-columns:7fr 5fr;gap:44px;align-items:center;padding:64px 48px}
.ky-hero h1{color:var(--ky-invert);font-size:42px;margin-bottom:16px}
.ky-hero-sub{font-size:17px;color:rgba(244,242,238,.86);max-width:520px;margin-bottom:26px}
.ky-hero-actions{display:flex;align-items:center;gap:22px;flex-wrap:wrap}
.ky-hero .ky-btn-text{color:var(--ky-invert)}
.ky-hero .ky-btn-text:hover{color:#fff}
.ky-hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.ky-hero-meta span{
  border:1px solid rgba(244,242,238,.28);border-radius:var(--ky-pill);
  padding:5px 13px;font-size:12.5px;color:rgba(244,242,238,.88);
}
.ky-hero-card{
  background:rgba(247,245,241,.97);color:var(--ky-text);
  border-radius:var(--ky-radius-lg);padding:18px;box-shadow:var(--shadow-2);
}
.ky-hero-card img{border-radius:14px;aspect-ratio:4/3;object-fit:cover;margin-bottom:14px}
.ky-hero-card h2{font-size:17px;margin-bottom:6px}
.ky-hero-card p{font-size:13.5px;color:var(--ky-text-2);margin-bottom:12px;line-height:1.7}
.ky-hero-card-list{list-style:none;margin:0;padding:0}
.ky-hero-card-list li{
  display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ky-text-2);
  padding:7px 0;border-top:1px solid var(--ky-line);margin:0;
}
.ky-hero-card-list li:first-child{border-top:0;padding-top:0}
.ky-hero-card-list i{color:var(--ky-primary);font-size:12px}

/* ---------- section shell ---------- */
.ky-section{padding:var(--ky-space) 0}
.ky-section-alt{background:var(--ky-bg-alt)}
.ky-section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px}
.ky-section-head p{font-size:16px;color:var(--ky-text-2);max-width:660px;margin:0}
.ky-eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12.5px;letter-spacing:.14em;
  color:var(--ky-primary);text-transform:uppercase;font-weight:600;margin-bottom:12px;
}
.ky-eyebrow::before{content:"";width:22px;height:1px;background:var(--ky-mist)}

/* ---------- filter pills ---------- */
.ky-filters{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:34px}
.ky-filter{
  border:1px solid var(--ky-line);background:#fff;color:var(--ky-text-2);
  border-radius:var(--ky-pill);padding:8px 18px;font-size:14px;min-height:40px;
  transition:all 220ms var(--ky-ease);cursor:pointer;
}
.ky-filter:hover{border-color:var(--ky-line-strong);color:var(--ky-text)}
.ky-filter.is-on{background:var(--ky-primary-soft);border-color:var(--ky-primary-soft);color:var(--ky-primary);font-weight:600}

/* ---------- masonry-like entries ---------- */
.ky-masonry{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;align-items:start}
.ky-entry{
  background:#fff;border:1px solid var(--ky-line);border-radius:var(--ky-radius);
  padding:22px;box-shadow:var(--shadow-1);transition:all 220ms var(--ky-ease);
}
.ky-entry:hover{transform:translateY(-3px);border-color:var(--ky-line-strong);box-shadow:var(--shadow-2)}
.ky-entry.is-tall{padding:0;overflow:hidden}
.ky-entry.is-tall img{aspect-ratio:16/10;object-fit:cover;border-radius:0}
.ky-entry.is-tall .ky-entry-body{padding:22px}
.ky-entry:not(.is-tall) img{aspect-ratio:5/3;object-fit:cover;border-radius:14px;margin-bottom:16px}
.ky-entry-num{
  display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:.16em;
  color:var(--ky-text-3);margin-bottom:10px;
}
.ky-entry h3{font-size:19px;margin-bottom:10px}
.ky-entry p{font-size:15px;color:var(--ky-text-2);margin-bottom:16px}
.ky-entry-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px}

/* ---------- describe list ---------- */
.ky-explain{display:grid;grid-template-columns:5fr 7fr;gap:48px;align-items:start}
.ky-explain-media img{border-radius:var(--ky-radius-lg);aspect-ratio:4/3;object-fit:cover;box-shadow:var(--shadow-1)}
.ky-dl{margin:0}
.ky-dl dt{
  font-size:17px;font-weight:700;color:var(--ky-text);padding-top:22px;
  border-top:1px solid var(--ky-line);
}
.ky-dl dt:first-of-type{border-top:0;padding-top:0}
.ky-dl dd{margin:8px 0 0;font-size:15.5px;color:var(--ky-text-2)}

/* ---------- faq ---------- */
.ky-faq{max-width:860px}
.ky-faq .accordion-item{background:transparent;border:0;border-bottom:1px solid var(--ky-line)}
.ky-faq .accordion-item:first-child{border-top:1px solid var(--ky-line)}
.ky-faq .accordion-button{
  background:transparent;border:0;box-shadow:none;padding:20px 44px 20px 0;
  font-size:17px;font-weight:600;color:var(--ky-text);line-height:1.6;
}
.ky-faq .accordion-button:not(.collapsed){color:var(--ky-primary);background:transparent}
.ky-faq .accordion-button:focus{box-shadow:none;outline:2px solid var(--ky-primary);outline-offset:-2px;border-radius:8px}
.ky-faq .accordion-button::after{
  content:"+";background-image:none;width:auto;height:auto;
  font-size:20px;font-weight:400;color:var(--ky-primary);
  display:flex;align-items:center;justify-content:center;
  transform:none;transition:transform 180ms var(--ky-ease);
  position:absolute;right:6px;
}
.ky-faq .accordion-button:not(.collapsed)::after{content:"−";transform:rotate(180deg)}
.ky-faq .accordion-body{padding:0 60px 22px 0;font-size:15.5px;line-height:1.8;color:var(--ky-text-2)}

/* ---------- CTA ---------- */
.ky-cta{padding:var(--ky-space) 0}
.ky-cta-card{
  border-radius:var(--ky-radius-xl);background:var(--ky-primary-deep);color:var(--ky-invert);
  padding:52px 48px;display:grid;grid-template-columns:7fr 5fr;gap:36px;align-items:center;
  box-shadow:var(--shadow-2);position:relative;overflow:hidden;
}
.ky-cta-card::after{
  content:"";position:absolute;right:-60px;top:-60px;width:240px;height:240px;border-radius:50%;
  background:radial-gradient(circle,rgba(159,184,179,.28) 0%,rgba(159,184,179,0) 70%);
}
.ky-cta-card h2{color:var(--ky-invert);margin-bottom:12px;position:relative}
.ky-cta-card p{color:rgba(244,242,238,.82);margin:0;position:relative}
.ky-cta-actions{display:flex;gap:14px;flex-wrap:wrap;justify-content:flex-end;position:relative}

/* ---------- footer ---------- */
.ky-footer{background:var(--ky-ink);color:var(--ky-invert);padding:72px 0 26px;border-top:1px solid rgba(255,255,255,.08)}
.ky-footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.3fr;gap:40px}
.ky-footer h4{color:var(--ky-invert);font-size:15.5px;margin-bottom:16px;letter-spacing:.04em}
.ky-footer p{font-size:14px;color:rgba(244,242,238,.7);line-height:1.75}
.ky-footer a{display:block;font-size:14px;color:rgba(244,242,238,.72);margin-bottom:10px;transition:color 220ms var(--ky-ease)}
.ky-footer a:hover{color:#fff}
.ky-footer-social{display:flex;gap:12px;margin-top:8px}
.ky-footer-social a{
  width:38px;height:38px;border:1px solid rgba(255,255,255,.18);border-radius:12px;
  display:flex;align-items:center;justify-content:center;margin:0;font-size:14px;
}
.ky-footer-social a:hover{border-color:var(--ky-mist);background:rgba(159,184,179,.12)}
.ky-subscribe{display:flex;gap:10px;margin-top:14px;flex-wrap:wrap}
.ky-subscribe input{
  flex:1 1 160px;height:48px;border-radius:12px;border:1px solid rgba(255,255,255,.2);
  background:rgba(255,255,255,.06);color:var(--ky-invert);padding:0 14px;font-size:14.5px;
  transition:border-color 220ms var(--ky-ease),box-shadow 220ms var(--ky-ease);
}
.ky-subscribe input::placeholder{color:rgba(244,242,238,.45)}
.ky-subscribe input:focus{
  outline:none;border-color:var(--ky-mist);box-shadow:0 0 0 4px rgba(159,184,179,.16);
}
.ky-footer-bottom{
  margin-top:56px;padding-top:22px;border-top:1px solid rgba(255,255,255,.08);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:rgba(244,242,238,.55);
}
.ky-footer-bottom a{display:inline;color:rgba(244,242,238,.7);margin:0}

/* ---------- responsive ---------- */
@media (max-width:1199.98px){
  h1{font-size:38px}
  .ky-hero h1{font-size:36px}
  .ky-hero-inner{grid-template-columns:1fr 1fr;padding:52px 36px;gap:32px}
}
@media (max-width:991.98px){
  :root{--ky-space:76px}
  .ky-nav{display:none}
  .ky-burger{display:block}
  .ky-nav-cta{display:none}
  .ky-hero-inner{grid-template-columns:1fr;padding:44px 28px}
  .ky-hero h1{font-size:32px}
  .ky-explain{grid-template-columns:1fr;gap:28px}
  .ky-cta-card{grid-template-columns:1fr;padding:40px 30px}
  .ky-cta-actions{justify-content:flex-start}
  .ky-footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:767.98px){
  body{font-size:16px;line-height:1.8}
  h1{font-size:28px}
  h2{font-size:24px}
  h3{font-size:19px}
  .ky-section-head{flex-direction:column;align-items:flex-start;gap:12px}
  .ky-masonry{grid-template-columns:1fr;gap:18px}
  .ky-section-head p{font-size:15px}
  .ky-faq .accordion-button{font-size:16px;padding-right:38px}
  .ky-faq .accordion-body{padding-right:20px}
}
@media (max-width:575.98px){
  :root{--ky-space:60px}
  .ky-hero{border-radius:var(--ky-radius-lg)}
  .ky-hero-inner{padding:36px 20px}
  .ky-hero h1{font-size:27px}
  .ky-hero-card{padding:14px}
  .ky-entry{padding:18px}
  .ky-entry.is-tall .ky-entry-body{padding:18px}
  .ky-cta-card{padding:32px 22px;border-radius:var(--ky-radius-lg)}
  .ky-footer{padding-top:52px}
  .ky-footer-grid{grid-template-columns:1fr;gap:28px}
  .ky-btn{width:100%;justify-content:center}
  .ky-hero-actions .ky-btn-text{width:auto}
  .ky-cta-actions .ky-btn{width:100%}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important}
}