/* roulang page: index */
:root{
  --c-primary:#0F6E63;
  --c-primary-deep:#0A4F47;
  --c-primary-soft:#E4F1EE;
  --c-accent:#C2703D;
  --c-ink:#16211F;
  --c-ink-2:#4A5A57;
  --c-ink-3:#8A9997;
  --c-bg:#FAF8F4;
  --c-surface:#FFFFFF;
  --c-line:#E6E2DA;
  --c-footer:#0F2A26;
  --c-ok:#2E7D5B;
  --c-warn:#B4651F;
  --r-pill:999px;
  --r-card:18px;
  --r-md:12px;
  --r-sm:8px;
  --sh-1:0 1px 2px rgba(22,33,31,.05),0 8px 24px rgba(22,33,31,.06);
  --sh-2:0 12px 32px rgba(15,110,99,.16);
  --font-sans:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Source Han Sans SC","Noto Sans CJK SC",Inter,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --font-mono:"SFMono-Regular",Consolas,"Liberation Mono",Menlo,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.75;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;border:0}
a{color:var(--c-primary);text-decoration:none}
a:hover{color:var(--c-primary-deep)}
button{font-family:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid rgba(15,110,99,.55);outline-offset:3px;border-radius:4px}
.ky-skip{position:absolute;left:-9999px;top:0;background:var(--c-primary);color:#fff;padding:10px 18px;border-radius:0 0 var(--r-sm) 0;z-index:200}
.ky-skip:focus{left:0;color:#fff}
.ky-container{max-width:1200px;margin:0 auto;padding:0 32px}
.ky-num{font-variant-numeric:tabular-nums}
.ky-section{padding:96px 0}
.ky-section-tight{padding:72px 0}
.ky-h2{font-size:28px;line-height:1.35;font-weight:700;color:var(--c-ink);letter-spacing:-.2px}
.ky-h3{font-size:18px;line-height:1.5;font-weight:600;color:var(--c-ink)}
.ky-lead{font-size:15px;line-height:1.75;color:var(--c-ink-2)}
.ky-sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;flex-wrap:wrap}
.ky-sec-head p{margin-top:10px;font-size:15px;color:var(--c-ink-2);max-width:620px}
.ky-sec-note{font-size:14px;color:var(--c-ink-3)}

/* ============ 按钮 ============ */
.ky-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  height:48px;padding:0 28px;border-radius:var(--r-md);
  font-size:15px;font-weight:600;line-height:1;
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
  transition:transform .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.ky-btn-primary{background:var(--c-primary);color:#fff;border-color:var(--c-primary)}
.ky-btn-primary:hover{background:var(--c-primary-deep);border-color:var(--c-primary-deep);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2)}
.ky-btn-primary:active{transform:translateY(0);box-shadow:none}
.ky-btn-ghost{background:#fff;color:var(--c-ink);border-color:var(--c-line)}
.ky-btn-ghost:hover{color:var(--c-primary);border-color:var(--c-primary);transform:translateY(-2px);box-shadow:var(--sh-1)}
.ky-btn-ghost:active{transform:translateY(0);box-shadow:none}
.ky-btn-sm{height:40px;padding:0 20px;font-size:14px;border-radius:var(--r-sm)}
.ky-text-link{font-size:14px;font-weight:600;color:var(--c-primary);border-bottom:2px solid rgba(15,110,99,.28);padding-bottom:2px;transition:color .18s ease,border-color .18s ease}
.ky-text-link:hover{color:var(--c-primary-deep);border-color:var(--c-primary-deep)}

/* ============ 徽章 / 标签 ============ */
.ky-badges{display:flex;flex-wrap:wrap;gap:10px;margin:26px 0 30px}
.ky-badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;line-height:1;font-weight:600;letter-spacing:.2px;
  padding:8px 14px;border-radius:var(--r-pill);
  background:var(--c-primary-soft);color:var(--c-primary);
}
.ky-chip{
  display:inline-flex;align-items:center;
  font-size:12px;line-height:1;font-weight:600;
  padding:6px 12px;border-radius:var(--r-pill);
  background:var(--c-primary-soft);color:var(--c-primary);
}
.ky-tag-accent{
  font-size:12px;line-height:1;font-weight:600;
  padding:4px 10px;border-radius:var(--r-pill);
  color:var(--c-accent);border:1px solid rgba(194,112,61,.45);background:rgba(194,112,61,.08);
  font-variant-numeric:tabular-nums;
}

/* ============ 导航 ============ */
.ky-header{position:fixed;top:16px;left:0;right:0;z-index:80;pointer-events:none;transition:top .18s ease}
.ky-nav-shell{max-width:1140px;margin:0 auto;padding:0 16px;pointer-events:auto}
.ky-nav-inner{
  display:flex;align-items:center;gap:14px;
  height:64px;padding:0 12px 0 18px;
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.82);
  border:1px solid var(--c-line);
  box-shadow:var(--sh-1);
  -webkit-backdrop-filter:blur(10px);
  backdrop-filter:blur(10px);
  transition:height .18s ease,background-color .18s ease;
}
.ky-header.is-scrolled .ky-nav-inner{height:56px;background:rgba(255,255,255,.96)}
.ky-logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;margin-right:6px}
.ky-logo-mark{
  width:32px;height:32px;border-radius:10px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--c-primary);color:#fff;flex:0 0 auto;
}
.ky-logo-text{font-size:16px;font-weight:700;color:var(--c-ink);letter-spacing:-.2px;white-space:nowrap}
.ky-logo:hover .ky-logo-text{color:var(--c-primary)}
.ky-nav-links{display:flex;align-items:center;gap:2px;flex:1 1 auto;justify-content:center}
.ky-nav-link{
  position:relative;display:inline-flex;align-items:center;height:38px;
  padding:0 12px;border-radius:var(--r-pill);
  font-size:14px;font-weight:500;color:var(--c-ink-2);white-space:nowrap;
  transition:color .18s ease,background-color .18s ease;
}
.ky-nav-link:hover{color:var(--c-primary);background:var(--c-primary-soft)}
.ky-nav-link.is-active{color:var(--c-primary);font-weight:600}
.ky-nav-link.is-active::after{
  content:"";position:absolute;left:50%;bottom:2px;transform:translateX(-50%);
  width:22px;height:3px;border-radius:var(--r-pill);background:var(--c-primary);
}
.ky-nav-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.ky-burger{
  display:none;width:42px;height:42px;border-radius:var(--r-sm);
  border:1px solid var(--c-line);background:#fff;cursor:pointer;
  align-items:center;justify-content:center;flex-direction:column;gap:4px;
}
.ky-burger span{display:block;width:18px;height:2px;border-radius:2px;background:var(--c-ink);transition:transform .18s ease,opacity .18s ease}

/* ============ 移动抽屉 ============ */
.ky-drawer{position:fixed;inset:0;z-index:120;display:none}
.ky-drawer.is-open{display:block}
.ky-drawer-backdrop{position:absolute;inset:0;background:rgba(22,33,31,.45);border:0;width:100%;cursor:pointer}
.ky-drawer-panel{
  position:absolute;left:12px;right:12px;top:12px;
  background:#fff;border-radius:var(--r-card);box-shadow:var(--sh-2);
  padding:18px;max-height:calc(100vh - 24px);overflow:auto;
}
.ky-drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:14px;border-bottom:1px solid var(--c-line);margin-bottom:10px}
.ky-drawer-link{display:flex;align-items:center;height:48px;padding:0 12px;border-radius:var(--r-sm);font-size:16px;color:var(--c-ink);font-weight:500}
.ky-drawer-link.is-active{background:var(--c-primary-soft);color:var(--c-primary);font-weight:600}
.ky-drawer-close{
  width:38px;height:38px;border-radius:var(--r-sm);border:1px solid var(--c-line);
  background:#fff;color:var(--c-ink);font-size:18px;line-height:1;cursor:pointer;
}
.ky-drawer-cta{margin-top:14px}

/* ============ Hero ============ */
.ky-hero{position:relative;overflow:hidden;padding:158px 0 96px;background:var(--c-bg)}
.ky-hero-rings{position:absolute;top:-160px;right:-140px;width:620px;height:620px;opacity:.06;pointer-events:none}
.ky-hero-grid{position:relative;z-index:2}
.ky-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:var(--c-primary);
  padding:7px 14px;border-radius:var(--r-pill);background:var(--c-primary-soft);
}
.ky-hero h1{
  margin-top:22px;
  font-size:40px;line-height:1.3;font-weight:700;letter-spacing:-.6px;color:var(--c-ink);
}
.ky-hero-sub{margin-top:16px;font-size:16px;line-height:1.8;color:var(--c-ink-2);max-width:520px}
.ky-hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:8px}
.ky-hero-visual{position:relative;padding:0 24px 24px 0}
.ky-hero-visual>img{
  width:100%;border-radius:var(--r-md);border:1px solid var(--c-line);
  box-shadow:var(--sh-1);background:#fff;
}
.ky-hero-float{
  position:absolute;right:0;bottom:0;width:46%;
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);
  box-shadow:var(--sh-2);padding:10px;
}
.ky-hero-float img{border-radius:var(--r-sm)}
.ky-hero-float-cap{display:block;margin-top:8px;font-size:12px;color:var(--c-ink-3);text-align:center}

/* ============ 截图轮播 ============ */
.ky-carousel-wrap{position:relative}
.ky-carousel{
  position:relative;display:flex;gap:24px;
  overflow-x:auto;scroll-snap-type:x mandatory;
  padding:6px 0 18px;
  scrollbar-width:none;-ms-overflow-style:none;
}
.ky-carousel::-webkit-scrollbar{display:none}
.ky-slide{flex:0 0 76%;scroll-snap-align:center}
.ky-slide figure{margin:0}
.ky-slide img{
  width:100%;aspect-ratio:16/10;object-fit:cover;
  border-radius:var(--r-md);border:1px solid var(--c-line);background:#fff;
}
.ky-slide figcaption{margin-top:12px;font-size:12px;line-height:1.6;color:var(--c-ink-3);text-align:center}
.ky-carousel-ctrl{display:flex;align-items:center;justify-content:center;gap:16px;margin-top:10px}
.ky-arrow{
  width:40px;height:40px;border-radius:50%;flex:0 0 auto;
  border:1px solid var(--c-line);background:#fff;color:var(--c-ink);
  display:inline-flex;align-items:center;justify-content:center;cursor:pointer;
  transition:color .18s ease,border-color .18s ease,transform .18s ease,box-shadow .18s ease;
}
.ky-arrow:hover{color:var(--c-primary);border-color:var(--c-primary);transform:translateY(-2px);box-shadow:var(--sh-1)}
.ky-arrow:active{transform:translateY(0)}
.ky-dots{display:flex;align-items:center;gap:8px}
.ky-dot{
  width:8px;height:8px;padding:0;border-radius:50%;border:0;cursor:pointer;
  background:var(--c-line);transition:width .18s ease,background-color .18s ease;
}
.ky-dot.is-active{width:22px;border-radius:var(--r-pill);background:var(--c-primary)}

/* ============ 价值卡 ============ */
.ky-value-row{display:grid;grid-template-columns:repeat(12,1fr);gap:24px}
.ky-value-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);padding:26px;
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
  height:100%;
}
.ky-value-card:hover{transform:translateY(-2px);border-color:var(--c-primary-soft);box-shadow:var(--sh-2)}
.ky-value-card p{margin-top:10px;font-size:15px;line-height:1.7;color:var(--c-ink-2)}
.ky-value-icon{
  width:44px;height:44px;border-radius:var(--r-md);
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--c-primary-soft);color:var(--c-primary);margin-bottom:16px;
}
.ky-value-wide{grid-column:span 8;display:flex;gap:24px;align-items:center}
.ky-value-wide img{width:46%;border-radius:var(--r-md);border:1px solid var(--c-line)}
.ky-value-tall{grid-column:span 4}
.ky-value-small{grid-column:span 4}

/* ============ 系统要求 ============ */
.ky-plat-card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:22px;box-shadow:var(--sh-1);height:100%;
  display:flex;flex-direction:column;
}
.ky-plat-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:14px;border-bottom:1px solid var(--c-line)}
.ky-plat-name{display:inline-flex;align-items:center;gap:10px;font-size:16px;font-weight:600;color:var(--c-ink)}
.ky-plat-name svg{color:var(--c-primary)}
.ky-plat-rows{margin-top:6px;flex:1 1 auto}
.ky-spec-row{display:flex;align-items:baseline;justify-content:space-between;gap:14px;padding:10px 0;border-bottom:1px dashed var(--c-line)}
.ky-spec-row:last-child{border-bottom:0}
.ky-spec-k{font-size:14px;color:var(--c-ink-3);flex:0 0 auto}
.ky-spec-v{font-size:14px;color:var(--c-ink);text-align:right;font-variant-numeric:tabular-nums}
.ky-note-bar{
  margin-top:24px;padding:16px 20px;border-radius:var(--r-md);
  background:#fff;border:1px solid var(--c-line);
  font-size:14px;line-height:1.7;color:var(--c-ink-2);
}

/* ============ 评价墙 ============ */
.ky-reviews{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:start}
.ky-reviews>*:nth-child(2){transform:translateY(24px)}
.ky-reviews>*:nth-child(3){transform:translateY(48px)}
.ky-review-card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--sh-1);display:flex;flex-direction:column;gap:14px;
}
.ky-review-top{display:flex;align-items:center;gap:12px}
.ky-avatar{
  width:40px;height:40px;border-radius:50%;flex:0 0 auto;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--c-primary-soft);color:var(--c-primary);font-weight:700;font-size:15px;
}
.ky-review-name{font-size:15px;font-weight:600;color:var(--c-ink)}
.ky-review-role{font-size:12px;color:var(--c-ink-3)}
.ky-stars{color:var(--c-accent);font-size:13px;letter-spacing:2px;font-variant-numeric:tabular-nums}
.ky-review-body{font-size:15px;line-height:1.75;color:var(--c-ink-2)}

/* ============ 下载区 ============ */
.ky-download{background:var(--c-primary-soft)}
.ky-dl-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:8px}
.ky-dl-btn{
  display:flex;align-items:center;gap:12px;
  padding:16px;border-radius:var(--r-md);
  background:#fff;border:1px solid var(--c-line);color:var(--c-ink);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease,background-color .18s ease,color .18s ease;
}
.ky-dl-btn:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:var(--c-primary);color:var(--c-ink)}
.ky-dl-btn:active{transform:translateY(0);box-shadow:none}
.ky-dl-btn.is-primary{background:var(--c-primary);border-color:var(--c-primary);color:#fff}
.ky-dl-btn.is-primary:hover{background:var(--c-primary-deep);border-color:var(--c-primary-deep);color:#fff}
.ky-dl-icon{flex:0 0 auto;display:inline-flex;width:26px;height:26px;align-items:center;justify-content:center}
.ky-dl-text{display:flex;flex-direction:column;gap:3px;min-width:0}
.ky-dl-name{font-size:15px;font-weight:600;line-height:1.3}
.ky-dl-meta{font-size:12px;line-height:1.3;color:var(--c-ink-3);font-variant-numeric:tabular-nums}
.ky-dl-btn.is-primary .ky-dl-meta{color:rgba(255,255,255,.82)}
.ky-dl-info{
  margin-top:26px;padding-top:20px;border-top:1px solid rgba(15,110,99,.18);
  display:flex;flex-wrap:wrap;gap:10px 26px;
  font-size:13px;line-height:1.7;color:var(--c-ink-2);
}
.ky-dl-info b{font-weight:600;color:var(--c-ink)}
.ky-dl-info .ky-mono{font-family:var(--font-mono);font-size:12px;font-variant-numeric:tabular-nums}
.ky-dl-foot{margin-top:20px;display:flex;flex-wrap:wrap;align-items:center;gap:18px}

/* ============ 资讯区 ============ */
.ky-news-grid{row-gap:24px}
.ky-news-card{
  display:flex;flex-direction:column;height:100%;
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-1);color:inherit;
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.ky-news-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:var(--c-primary-soft);color:inherit}
.ky-news-card:hover .ky-news-title{color:var(--c-primary)}
.ky-news-thumb{display:block;overflow:hidden;background:var(--c-primary-soft)}
.ky-news-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover}
.ky-news-body{display:flex;flex-direction:column;gap:10px;padding:20px;flex:1 1 auto}
.ky-news-title{
  font-size:18px;line-height:1.45;font-weight:600;color:var(--c-ink);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  transition:color .18s ease;
}
.ky-news-desc{
  font-size:14px;line-height:1.7;color:var(--c-ink-2);flex:1 1 auto;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.ky-news-meta{font-size:12px;color:var(--c-ink-3);font-variant-numeric:tabular-nums}
.ky-news-card-lg .ky-news-title{font-size:22px;line-height:1.4}
.ky-news-card-lg .ky-news-thumb img{aspect-ratio:16/9}
.ky-news-card-sm .ky-news-title{font-size:16px}
.ky-news-card-sm .ky-news-body{padding:16px}
.ky-news-card-sm .ky-news-summary-only{padding:20px}
.ky-empty{
  min-height:220px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  text-align:center;background:#fff;border:1px dashed var(--c-line);border-radius:var(--r-card);padding:38px 24px;
}
.ky-empty-icon{
  width:52px;height:52px;border-radius:50%;background:var(--c-primary-soft);color:var(--c-primary);
  display:inline-flex;align-items:center;justify-content:center;
}
.ky-empty p{font-size:15px;color:var(--c-ink-2)}

/* ============ FAQ ============ */
.ky-faq{border:1px solid var(--c-line);border-radius:var(--r-card);background:#fff;overflow:hidden;box-shadow:var(--sh-1)}
.ky-faq-item+.ky-faq-item{border-top:1px solid var(--c-line)}
.ky-faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 24px;background:transparent;border:0;text-align:left;cursor:pointer;
  font-size:16px;line-height:1.5;font-weight:600;color:var(--c-ink);
  transition:color .18s ease,background-color .18s ease;
}
.ky-faq-q:hover{color:var(--c-primary);background:rgba(228,241,238,.5)}
.ky-faq-icon{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;
  border:1px solid var(--c-line);color:var(--c-primary);
  display:inline-flex;align-items:center;justify-content:center;
  transition:transform .18s ease,border-color .18s ease;
}
.ky-faq-item.is-open .ky-faq-icon{transform:rotate(180deg);border-color:var(--c-primary)}
.ky-faq-a{max-height:0;overflow:hidden;transition:max-height .22s ease}
.ky-faq-a-inner{padding:0 24px 22px;font-size:15px;line-height:1.8;color:var(--c-ink-2)}
.ky-faq-a-inner p+p{margin-top:12px}
.ky-faq-a-inner ul{margin:12px 0 0;padding-left:0}
.ky-faq-a-inner li{position:relative;padding-left:16px;margin-bottom:8px}
.ky-faq-a-inner li::before{content:"";position:absolute;left:0;top:11px;width:6px;height:6px;border-radius:50%;background:var(--c-primary)}
.ky-help-card{
  background:var(--c-primary-soft);border-radius:var(--r-card);padding:26px;
  display:flex;flex-direction:column;gap:14px;height:100%;
}
.ky-help-card p{font-size:14px;line-height:1.75;color:var(--c-ink-2)}
.ky-help-list li{font-size:14px;line-height:1.7;color:var(--c-ink-2);display:flex;gap:8px;padding:7px 0;border-bottom:1px dashed rgba(15,110,99,.2)}
.ky-help-list li:last-child{border-bottom:0}
.ky-help-list li span:first-child{color:var(--c-primary);font-weight:600;flex:0 0 auto}

/* ============ 页脚 ============ */
.ky-footer{position:relative;background:var(--c-footer);color:#DCE8E5;padding:64px 0 0}
.ky-footer::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,rgba(15,110,99,0),#4FB3A4,rgba(15,110,99,0))}
.ky-footer-brandbar{width:64px;height:3px;border-radius:var(--r-pill);background:#4FB3A4;margin-bottom:18px}
.ky-footer .ky-logo-text{color:#fff}
.ky-footer .ky-logo-mark{background:#4FB3A4;color:#06201D}
.ky-footer-desc{margin-top:16px;font-size:14px;line-height:1.8;color:#A9C0BC;max-width:320px}
.ky-footer-title{font-size:14px;font-weight:600;color:#fff;margin-bottom:14px;letter-spacing:.3px}
.ky-footer-cols{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.ky-footer a{color:#A9C0BC}
.ky-footer a:hover{color:#4FB3A4}
.ky-footer-links li{margin-bottom:10px;font-size:14px;line-height:1.6}
.ky-footer-dl{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);border-radius:var(--r-card);padding:22px}
.ky-footer-dl p{font-size:13px;line-height:1.7;color:#A9C0BC;margin-bottom:16px}
.ky-footer .ky-btn-primary{background:#4FB3A4;border-color:#4FB3A4;color:#06201D;width:100%}
.ky-footer .ky-btn-primary:hover{background:#6FD0C0;border-color:#6FD0C0;color:#06201D}
.ky-footer-bottom{
  margin-top:56px;padding:22px 0;border-top:1px solid rgba(255,255,255,.1);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  font-size:12px;line-height:1.7;color:#7F9691;
}
.ky-footer-bottom a{color:#7F9691}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .ky-nav-alt{display:none}
}
@media (max-width:1024px){
  .ky-section{padding:72px 0}
  .ky-hero{padding:140px 0 72px}
  .ky-hero h1{font-size:34px}
  .ky-value-wide{grid-column:span 12}
  .ky-value-tall{grid-column:span 6}
  .ky-value-small{grid-column:span 6}
  .ky-dl-grid{grid-template-columns:repeat(2,1fr)}
  .ky-reviews{grid-template-columns:repeat(2,1fr)}
  .ky-reviews>*:nth-child(3){transform:none}
  .ky-footer-cols{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:1023px){
  .ky-nav-links{display:none}
  .ky-burger{display:inline-flex}
  .ky-nav-inner{justify-content:space-between}
  .ky-nav-actions .ky-btn{display:none}
}
@media (max-width:640px){
  .ky-container{padding:0 20px}
  .ky-section{padding:56px 0}
  .ky-section-tight{padding:48px 0}
  .ky-hero{padding:126px 0 56px}
  .ky-hero h1{font-size:28px;line-height:1.38}
  .ky-h2{font-size:22px}
  .ky-lead{font-size:14px}
  .ky-nav-shell{padding:0 12px}
  .ky-nav-inner{height:56px;padding:0 10px 0 14px}
  .ky-logo-text{font-size:15px}
  .ky-btn{height:44px;padding:0 22px;font-size:14px}
  .ky-btn-sm{height:40px}
  .ky-hero-visual{padding:0 0 0 0;margin-top:34px}
  .ky-hero-float{position:static;width:100%;margin-top:14px;box-shadow:var(--sh-1)}
  .ky-slide{flex:0 0 88%}
  .ky-carousel{gap:16px}
  .ky-value-row{grid-template-columns:1fr;gap:16px}
  .ky-value-wide{grid-column:span 1;flex-direction:column;align-items:flex-start}
  .ky-value-wide img{width:100%}
  .ky-value-tall,.ky-value-small{grid-column:span 1}
  .ky-reviews{grid-template-columns:1fr}
  .ky-reviews>*:nth-child(2){transform:none}
  .ky-dl-grid{grid-template-columns:repeat(2,1fr);gap:12px}
  .ky-dl-btn{padding:14px 12px;gap:10px}
  .ky-dl-name{font-size:14px}
  .ky-news-card-lg .ky-news-title{font-size:19px}
  .ky-faq-q{padding:18px 18px;font-size:15px}
  .ky-faq-a-inner{padding:0 18px 20px}
  .ky-footer{padding:48px 0 0}
  .ky-footer-cols{grid-template-columns:1fr 1fr;gap:20px}
  .ky-footer-bottom{margin-top:40px}
  .ky-sec-head{margin-bottom:26px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition-duration:.01ms !important;animation-duration:.01ms !important;scroll-behavior:auto !important}
  .ky-carousel{scroll-behavior:auto}
}

/* roulang page: article */
:root{
  --c-primary:#0F6E63;
  --c-primary-deep:#0A4F47;
  --c-primary-soft:#E4F1EE;
  --c-accent:#C2703D;
  --c-ink:#16211F;
  --c-ink-2:#4A5A57;
  --c-ink-3:#8A9997;
  --c-bg:#FAF8F4;
  --c-surface:#FFFFFF;
  --c-line:#E6E2DA;
  --c-footer:#0F2A26;
  --c-ok:#2E7D5B;
  --c-warn:#B4651F;
  --r-pill:999px;
  --r-card:18px;
  --r-md:12px;
  --r-sm:8px;
  --sh-1:0 1px 2px rgba(22,33,31,.05), 0 8px 24px rgba(22,33,31,.06);
  --sh-2:0 12px 32px rgba(15,110,99,.16);
  --font-cn:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.75;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--c-primary);text-decoration:none;transition:color .18s ease,background-color .18s ease,border-color .18s ease;}
a:hover{color:var(--c-primary-deep);}
button{font-family:inherit;font-size:inherit;}
ul,ol{margin:0;padding:0;}
li{list-style:none;}
h1,h2,h3,h4{margin:0;color:var(--c-ink);}
p{margin:0;}
:focus-visible{outline:2px solid rgba(15,110,99,.55);outline-offset:2px;border-radius:6px;}
.ky-num,.ky-card-time,.ky-meta-row time{font-variant-numeric:tabular-nums;}
.ky-container{max-width:1200px;margin:0 auto;padding-left:32px;padding-right:32px;width:100%;}
.ky-no-scroll{overflow:hidden;}

/* ============ 顶部悬浮胶囊导航 ============ */
.ky-header{position:fixed;top:0;left:0;right:0;z-index:60;padding-top:16px;transition:padding-top .2s ease;}
.ky-header.is-scrolled{padding-top:8px;}
.ky-nav{
  max-width:1080px;margin:0 auto;height:64px;display:flex;align-items:center;gap:20px;
  padding:0 18px 0 20px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.82);border:1px solid var(--c-line);box-shadow:var(--sh-1);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  transition:height .2s ease,background-color .2s ease;
}
.ky-header.is-scrolled .ky-nav{height:56px;background:rgba(255,255,255,.96);}
.ky-logo{display:inline-flex;align-items:center;gap:10px;color:var(--c-ink);font-weight:700;flex:0 0 auto;}
.ky-logo-mark{
  width:32px;height:32px;border-radius:10px;background:var(--c-primary);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto;
}
.ky-logo-text{font-size:16px;letter-spacing:.2px;white-space:nowrap;}
.ky-nav-links{display:flex;align-items:center;gap:2px;margin-left:auto;}
.ky-nav-link{
  position:relative;display:inline-block;padding:8px 12px;border-radius:var(--r-pill);
  font-size:14.5px;font-weight:500;color:var(--c-ink-2);white-space:nowrap;
}
.ky-nav-link:hover{color:var(--c-primary);background:var(--c-primary-soft);}
.ky-nav-link.is-active{color:var(--c-primary);font-weight:600;}
.ky-nav-link.is-active::after{
  content:"";position:absolute;left:50%;bottom:1px;transform:translateX(-50%);
  width:20px;height:3px;border-radius:var(--r-pill);background:var(--c-primary);
}
.ky-nav-actions{display:flex;align-items:center;gap:14px;flex:0 0 auto;}
.ky-nav-textlink{font-size:14px;color:var(--c-ink-2);border-bottom:2px solid transparent;padding-bottom:2px;}
.ky-nav-textlink:hover{color:var(--c-primary);border-bottom-color:var(--c-primary);}
.ky-nav-toggle{
  display:none;width:40px;height:40px;border-radius:12px;border:1px solid var(--c-line);
  background:var(--c-surface);color:var(--c-ink);align-items:center;justify-content:center;cursor:pointer;
}
.ky-nav-toggle:hover{border-color:var(--c-primary);color:var(--c-primary);}
.ky-drawer{
  display:none;max-width:1080px;margin:10px auto 0;padding:12px;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);box-shadow:var(--sh-1);
}
.ky-drawer.is-open{display:block;}
.ky-drawer a{display:block;line-height:48px;padding:0 16px;border-radius:12px;font-size:15px;color:var(--c-ink);}
.ky-drawer a:hover,.ky-drawer a.is-active{background:var(--c-primary-soft);color:var(--c-primary);}
.ky-drawer-cta{margin-top:8px;}
.ky-drawer-cta .ky-btn{width:100%;}

/* ============ 按钮 / 文本链 ============ */
.ky-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border-radius:12px;border:1px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;
  transition:transform .18s ease,background-color .18s ease,border-color .18s ease,color .18s ease,box-shadow .18s ease;
}
.ky-btn-primary{background:var(--c-primary);color:#fff;}
.ky-btn-primary:hover{background:var(--c-primary-deep);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2);}
.ky-btn-primary:active{transform:translateY(0);box-shadow:none;}
.ky-btn-ghost{background:var(--c-surface);color:var(--c-ink);border-color:var(--c-line);}
.ky-btn-ghost:hover{border-color:var(--c-primary);color:var(--c-primary);transform:translateY(-2px);}
.ky-btn-ghost:active{transform:translateY(0);}
.ky-btn-sm{height:40px;padding:0 18px;font-size:14px;border-radius:10px;}
.ky-textlink{
  font-size:14.5px;font-weight:500;color:var(--c-primary);
  text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px;
}
.ky-textlink:hover{color:var(--c-primary-deep);text-decoration-thickness:2px;}

/* ============ 主体 ============ */
.ky-main{padding-top:118px;padding-bottom:8px;}
.ky-breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:14px;color:var(--c-ink-3);padding:6px 0 20px;
}
.ky-breadcrumb a{color:var(--c-ink-3);}
.ky-breadcrumb a:hover{color:var(--c-primary);}
.ky-breadcrumb .ky-sep{color:#C9C3B8;}
.ky-breadcrumb .ky-now{color:var(--c-ink-2);max-width:420px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

.ky-article-head{padding-bottom:20px;border-bottom:1px solid var(--c-line);}
.ky-tag{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:var(--r-pill);
  background:var(--c-primary-soft);color:var(--c-primary);font-size:12.5px;font-weight:600;
}
.ky-article-title{font-size:32px;line-height:1.35;font-weight:700;letter-spacing:-.3px;margin:14px 0 16px;}
.ky-meta-row{display:flex;flex-wrap:wrap;gap:20px;font-size:13px;color:var(--c-ink-3);}
.ky-meta-row .ky-meta-strong{color:var(--c-ink-2);font-weight:500;}

.ky-article-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);padding:40px;margin-top:26px;
}
.ky-article-body{font-size:16px;line-height:1.95;color:var(--c-ink);}
.ky-article-body p{margin:0 0 18px;}
.ky-article-body > p:first-of-type{color:var(--c-ink);font-size:17px;line-height:1.9;}
.ky-article-body h2{
  position:relative;font-size:24px;line-height:1.4;font-weight:700;
  margin:40px 0 14px;padding-left:14px;
}
.ky-article-body h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:var(--r-pill);background:var(--c-primary);
}
.ky-article-body h3{font-size:19px;line-height:1.5;font-weight:600;margin:26px 0 10px;}
.ky-article-body ul,.ky-article-body ol{padding-left:20px;margin:0 0 18px;}
.ky-article-body li{margin-bottom:8px;line-height:1.9;list-style:disc;}
.ky-article-body ol li{list-style:decimal;}
.ky-article-body blockquote{
  margin:22px 0;padding:14px 18px;border-left:3px solid var(--c-accent);
  background:var(--c-primary-soft);border-radius:0 var(--r-sm) var(--r-sm) 0;color:var(--c-ink-2);
}
.ky-article-body blockquote p:last-child{margin-bottom:0;}
.ky-article-body img{border-radius:var(--r-md);margin:22px auto;box-shadow:var(--sh-1);}
.ky-article-body figure{margin:22px 0;}
.ky-article-body figcaption{text-align:center;font-size:12px;color:var(--c-ink-3);margin-top:-8px;}
.ky-article-body a{color:var(--c-primary);text-decoration:underline;text-underline-offset:3px;}
.ky-article-body a:hover{color:var(--c-primary-deep);}
.ky-article-body table{
  width:100%;display:block;overflow-x:auto;border-collapse:collapse;font-size:14.5px;
  border:1px solid var(--c-line);border-radius:12px;margin:20px 0;
}
.ky-article-body th,.ky-article-body td{padding:10px 14px;border-bottom:1px solid var(--c-line);text-align:left;white-space:nowrap;}
.ky-article-body th{background:var(--c-primary-soft);color:var(--c-primary-deep);font-weight:600;}
.ky-article-body code{
  font-family:ui-monospace,Menlo,Consolas,"Courier New",monospace;font-size:14px;
  background:var(--c-primary-soft);color:var(--c-primary-deep);padding:2px 6px;border-radius:var(--r-sm);
}
.ky-article-body pre{
  background:#F3F1EB;border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:16px;overflow-x:auto;margin:20px 0;
}
.ky-article-body pre code{background:none;padding:0;color:var(--c-ink);}

.ky-article-foot{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;
  margin-top:30px;padding-top:22px;border-top:1px solid var(--c-line);
}
.ky-empty{padding:36px 8px;text-align:center;}
.ky-empty-icon{
  width:56px;height:56px;margin:0 auto 16px;border-radius:16px;background:var(--c-primary-soft);
  color:var(--c-primary);display:flex;align-items:center;justify-content:center;
}
.ky-empty-title{font-size:18px;font-weight:600;margin-bottom:8px;}
.ky-empty-desc{font-size:14.5px;color:var(--c-ink-2);margin-bottom:20px;}

/* ============ 侧栏 ============ */
.ky-sidebar{padding-top:26px;}
.ky-side-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  padding:22px;box-shadow:var(--sh-1);margin-bottom:20px;
}
.ky-side-title{
  display:flex;align-items:center;gap:8px;font-size:14px;font-weight:700;
  letter-spacing:.4px;color:var(--c-ink);margin-bottom:14px;
}
.ky-side-title::before{content:"";width:4px;height:14px;border-radius:var(--r-pill);background:var(--c-primary);}
.ky-toc{position:sticky;top:100px;}
.ky-toc-list{max-height:340px;overflow:auto;}
.ky-toc-link{
  display:block;padding:8px 12px;border-radius:var(--r-pill);font-size:14px;line-height:1.5;
  color:var(--c-ink-2);margin-bottom:2px;
}
.ky-toc-link:hover{background:var(--c-primary-soft);color:var(--c-primary);}
.ky-toc-link.is-active{background:var(--c-primary-soft);color:var(--c-primary-deep);font-weight:600;}
.ky-tagcloud{display:flex;flex-wrap:wrap;gap:8px;}
.ky-tag-pill{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:var(--r-pill);
  background:var(--c-bg);border:1px solid var(--c-line);font-size:13px;color:var(--c-ink-2);
}
.ky-tag-pill:hover{background:var(--c-primary-soft);border-color:var(--c-primary-soft);color:var(--c-primary);}
.ky-side-cta{background:var(--c-primary-soft);border-color:#D3E7E2;}
.ky-side-cta-img{border-radius:var(--r-md);margin-bottom:14px;border:1px solid #D3E7E2;}
.ky-side-cta-title{font-size:16px;font-weight:600;margin-bottom:8px;}
.ky-side-cta-desc{font-size:13.5px;line-height:1.7;color:var(--c-ink-2);margin-bottom:16px;}
.ky-side-cta .ky-btn{width:100%;}
.ky-side-cta .ky-textlink{display:inline-block;margin-top:12px;font-size:13.5px;}

/* ============ 相关推荐 ============ */
.ky-related{margin-top:64px;}
.ky-sec-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:14px;margin-bottom:22px;}
.ky-sec-title{font-size:24px;font-weight:700;line-height:1.35;}
.ky-sec-sub{font-size:14px;color:var(--c-ink-3);margin-top:6px;}
.ky-card-grid{margin-top:4px;}
.ky-card{
  display:flex;flex-direction:column;height:100%;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);overflow:hidden;color:var(--c-ink);
  transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.ky-card:hover{transform:translateY(-2px);border-color:var(--c-primary-soft);box-shadow:var(--sh-2);color:var(--c-ink);}
.ky-card-cover{aspect-ratio:16/9;background:var(--c-primary-soft);overflow:hidden;}
.ky-card-cover img{width:100%;height:100%;object-fit:cover;transition:transform .2s ease;}
.ky-card:hover .ky-card-cover img{transform:scale(1.03);}
.ky-card-body{display:flex;flex-direction:column;gap:10px;padding:18px 20px 22px;flex:1;}
.ky-card-tag{
  align-self:flex-start;display:inline-flex;align-items:center;height:26px;padding:0 12px;
  border-radius:var(--r-pill);background:var(--c-primary-soft);color:var(--c-primary);
  font-size:12px;font-weight:600;
}
.ky-card-title{font-size:16.5px;font-weight:600;line-height:1.45;transition:color .18s ease;}
.ky-card:hover .ky-card-title{color:var(--c-primary);}
.ky-card-desc{font-size:14px;line-height:1.7;color:var(--c-ink-2);}
.ky-card-time{font-size:12px;color:var(--c-ink-3);margin-top:auto;}

/* ============ 转化条 ============ */
.ky-cta-bar{
  margin-top:64px;background:var(--c-primary-soft);border:1px solid #D3E7E2;border-radius:var(--r-card);
  padding:32px 36px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:20px;
}
.ky-cta-title{font-size:20px;font-weight:700;line-height:1.4;}
.ky-cta-desc{font-size:14.5px;color:var(--c-ink-2);margin-top:8px;}
.ky-cta-actions{display:flex;flex-wrap:wrap;gap:12px;}

/* ============ 页脚 ============ */
.ky-footer{
  position:relative;margin-top:72px;padding:64px 0 28px;
  background:var(--c-footer);color:#DCE9E6;
}
.ky-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg,rgba(15,110,99,0),rgba(15,110,99,.95),rgba(15,110,99,0));
}
.ky-footer .ky-logo{color:#fff;}
.ky-footer .ky-logo-mark{background:rgba(255,255,255,.12);color:#8FD9CD;}
.ky-footer-brandbar{width:48px;height:3px;border-radius:var(--r-pill);background:var(--c-primary);}
.ky-footer-desc{font-size:14px;line-height:1.8;color:#A9C0BC;margin-top:16px;max-width:340px;}
.ky-footer-cols{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.ky-footer-title{font-size:14px;font-weight:600;color:#fff;margin-bottom:14px;}
.ky-footer-links li{margin-bottom:10px;}
.ky-footer-links a{font-size:14px;color:#A9C0BC;}
.ky-footer-links a:hover{color:#8FD9CD;}
.ky-footer-dl{padding:20px;border-radius:var(--r-card);background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);}
.ky-footer-dl-desc{font-size:13.5px;line-height:1.7;color:#A9C0BC;margin:10px 0 16px;}
.ky-footer-dl .ky-btn{width:100%;}
.ky-footer-textlink{display:inline-block;margin-top:12px;color:#8FD9CD;font-size:13.5px;}
.ky-footer-textlink:hover{color:#B9EDE4;}
.ky-footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
  font-size:12px;color:#8FA8A3;
}
.ky-footer-domain{font-variant-numeric:tabular-nums;letter-spacing:.4px;}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .ky-container{padding-left:24px;padding-right:24px;}
  .ky-nav{gap:12px;}
  .ky-nav-link{padding:8px 10px;font-size:14px;}
  .ky-article-title{font-size:28px;}
  .ky-article-card{padding:32px;}
  .ky-toc{position:static;}
  .ky-footer-cols{grid-template-columns:repeat(3,minmax(0,1fr));}
}
@media (max-width:640px){
  .ky-container{padding-left:20px;padding-right:20px;}
  .ky-header{padding-top:12px;}
  .ky-header.is-scrolled{padding-top:8px;}
  .ky-nav{height:58px;padding:0 12px;}
  .ky-header.is-scrolled .ky-nav{height:54px;}
  .ky-nav-links{display:none;}
  .ky-nav-actions .ky-btn-sm,.ky-nav-actions .ky-nav-textlink{display:none;}
  .ky-nav-toggle{display:inline-flex;}
  .ky-logo-text{font-size:15px;}
  .ky-main{padding-top:100px;}
  .ky-article-title{font-size:26px;line-height:1.42;}
  .ky-article-card{padding:24px;border-radius:16px;}
  .ky-article-body{font-size:16px;line-height:1.9;}
  .ky-article-body > p:first-of-type{font-size:16.5px;}
  .ky-article-body h2{font-size:21px;margin-top:32px;}
  .ky-article-body h3{font-size:18px;}
  .ky-breadcrumb .ky-now{max-width:200px;}
  .ky-btn{height:44px;padding:0 22px;font-size:14.5px;}
  .ky-btn-sm{height:40px;padding:0 16px;}
  .ky-cta-bar{padding:24px 20px;}
  .ky-cta-actions{width:100%;}
  .ky-cta-actions .ky-btn{flex:1 1 auto;}
  .ky-footer{padding:48px 0 24px;}
  .ky-footer-cols{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;}
  .ky-footer-cols > div:last-child{grid-column:1 / -1;}
  .ky-footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (min-width:641px){
  .ky-drawer{display:none !important;}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important;}
}

/* roulang page: category1 */
:root{
  --c-primary:#0F6E63;
  --c-primary-deep:#0A4F47;
  --c-primary-soft:#E4F1EE;
  --c-accent:#C2703D;
  --c-ink:#16211F;
  --c-ink-2:#4A5A57;
  --c-ink-3:#8A9997;
  --c-bg:#FAF8F4;
  --c-surface:#FFFFFF;
  --c-line:#E6E2DA;
  --c-footer:#0F2A26;
  --c-ok:#2E7D5B;
  --c-warn:#B4651F;
  --r-pill:999px;
  --r-card:18px;
  --r-md:12px;
  --r-sm:8px;
  --sh-1:0 1px 2px rgba(22,33,31,.05), 0 8px 24px rgba(22,33,31,.06);
  --sh-2:0 12px 32px rgba(15,110,99,.16);
  --sp-section:96px;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Source Han Sans SC",Inter,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;color:var(--c-ink);font-weight:700;line-height:1.32;}
p{margin:0;}
img{max-width:100%;height:auto;display:block;}
a{color:var(--c-primary);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--c-primary-deep);}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}

.ky-container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 32px;
}

.ky-section{padding:var(--sp-section) 0;}
.ky-section-tight{padding:56px 0;}
.ky-section-head{margin-bottom:36px;}
.ky-section-title{font-size:28px;line-height:1.32;}
.ky-section-sub{margin-top:10px;font-size:15px;color:var(--c-ink-2);}
.ky-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:600;letter-spacing:.08em;
  color:var(--c-primary);text-transform:uppercase;
  background:var(--c-primary-soft);
  border-radius:var(--r-pill);
  padding:5px 14px;
  margin-bottom:14px;
}
.ky-eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--c-primary);}

/* ---------- 悬浮胶囊导航 ---------- */
.ky-header{
  position:fixed;top:16px;left:0;right:0;z-index:60;
  padding:0 20px;
  transition:top .2s ease;
}
.ky-nav{
  max-width:1080px;margin:0 auto;
  height:64px;
  display:flex;align-items:center;gap:18px;
  padding:0 12px 0 20px;
  background:rgba(255,255,255,.82);
  border:1px solid var(--c-line);
  border-radius:var(--r-pill);
  box-shadow:var(--sh-1);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  transition:height .2s ease,background-color .2s ease,box-shadow .2s ease;
}
.ky-header.is-scrolled .ky-nav{height:56px;background:rgba(255,255,255,.96);}
.ky-logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--c-ink);}
.ky-logo-mark{
  width:32px;height:32px;border-radius:10px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--c-primary);color:#fff;
  flex:0 0 auto;
}
.ky-logo-text{font-size:16px;font-weight:700;letter-spacing:.01em;color:var(--c-ink);white-space:nowrap;}
.ky-nav-links{display:flex;align-items:center;gap:4px;margin-left:auto;}
.ky-nav-link{
  position:relative;
  display:inline-block;
  padding:9px 12px;
  font-size:14.5px;font-weight:500;
  color:var(--c-ink-2);
  border-radius:var(--r-pill);
  white-space:nowrap;
  transition:color .18s ease,background-color .18s ease;
}
.ky-nav-link:hover{color:var(--c-primary);background:var(--c-primary-soft);}
.ky-nav-link.is-active{color:var(--c-primary);font-weight:600;}
.ky-nav-link.is-active::after{
  content:"";position:absolute;left:50%;bottom:1px;transform:translateX(-50%);
  width:18px;height:3px;border-radius:var(--r-pill);background:var(--c-primary);
}
.ky-nav-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.ky-nav-toggle{
  display:none;
  width:44px;height:44px;border-radius:14px;
  border:1px solid var(--c-line);background:#fff;color:var(--c-ink);
  align-items:center;justify-content:center;cursor:pointer;
}
.ky-nav-toggle:hover{border-color:var(--c-primary);color:var(--c-primary);}
.ky-nav-toggle:focus-visible{outline:2px solid rgba(15,110,99,.45);outline-offset:2px;}

.ky-drawer{
  display:none;
  max-width:1080px;margin:10px auto 0;
  background:#fff;border:1px solid var(--c-line);
  border-radius:var(--r-card);
  box-shadow:var(--sh-1);
  padding:10px;
}
.ky-drawer.is-open{display:block;}
.ky-drawer a{
  display:block;line-height:48px;padding:0 16px;border-radius:var(--r-md);
  font-size:15px;color:var(--c-ink-2);
  transition:background-color .18s ease,color .18s ease;
}
.ky-drawer a:hover,.ky-drawer a.is-active{background:var(--c-primary-soft);color:var(--c-primary);font-weight:600;}

/* ---------- 按钮 ---------- */
.ky-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  height:48px;padding:0 28px;
  border-radius:12px;
  border:1px solid transparent;
  font-size:15px;font-weight:600;line-height:1;
  cursor:pointer;
  transition:transform .18s ease,background-color .18s ease,border-color .18s ease,color .18s ease,box-shadow .18s ease;
}
.ky-btn-primary{background:var(--c-primary);color:#fff;}
.ky-btn-primary:hover{background:var(--c-primary-deep);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2);}
.ky-btn-primary:active{transform:translateY(0);}
.ky-btn-ghost{background:#fff;color:var(--c-ink);border-color:var(--c-line);}
.ky-btn-ghost:hover{border-color:var(--c-primary);color:var(--c-primary);transform:translateY(-2px);}
.ky-btn-ghost:active{transform:translateY(0);}
.ky-btn-sm{height:40px;padding:0 20px;font-size:14px;border-radius:var(--r-md);}
.ky-btn:focus-visible{outline:2px solid rgba(15,110,99,.45);outline-offset:3px;}
.ky-textlink{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--c-primary);
  border-bottom:2px solid rgba(15,110,99,.28);
  padding-bottom:2px;
  transition:border-color .18s ease,color .18s ease;
}
.ky-textlink:hover{border-color:var(--c-primary);color:var(--c-primary-deep);}
.ky-textlink:focus-visible{outline:2px solid rgba(15,110,99,.45);outline-offset:3px;border-radius:4px;}

/* ---------- 页头 ---------- */
.ky-pagehead{
  position:relative;
  padding:132px 0 48px;
  background:var(--c-primary-soft);
  border-bottom:1px solid var(--c-line);
  overflow:hidden;
}
.ky-pagehead::before{
  content:"";position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-2.png");
  background-size:cover;background-position:center;
  opacity:.12;pointer-events:none;
}
.ky-pagehead::after{
  content:"";position:absolute;right:-70px;top:-60px;width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(15,110,99,.14),rgba(15,110,99,0) 68%);
  pointer-events:none;
}
.ky-pagehead .ky-container{position:relative;z-index:2;}
.ky-crumb{font-size:13px;color:var(--c-ink-2);margin-bottom:14px;}
.ky-crumb a{color:var(--c-ink-2);}
.ky-crumb a:hover{color:var(--c-primary);}
.ky-crumb span{margin:0 8px;color:var(--c-ink-3);}
.ky-pagehead-title{font-size:32px;line-height:1.3;font-weight:700;}
.ky-pagehead-lead{
  margin-top:12px;max-width:720px;
  font-size:15.5px;line-height:1.8;color:var(--c-ink-2);
}
.ky-pagehead-meta{
  display:flex;flex-wrap:wrap;gap:8px;margin-top:20px;
}
.ky-chip{
  display:inline-flex;align-items:center;gap:7px;
  height:28px;padding:0 13px;
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.86);
  border:1px solid rgba(15,110,99,.18);
  color:var(--c-primary);
  font-size:12.5px;font-weight:600;
  font-variant-numeric:tabular-nums;
}

/* ---------- 平台卡 ---------- */
.ky-platform{
  display:flex;flex-direction:column;height:100%;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  box-shadow:var(--sh-1);
  padding:26px 24px;
  transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.ky-platform:hover{transform:translateY(-2px);border-color:var(--c-primary-soft);box-shadow:var(--sh-2);}
.ky-platform-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:8px;}
.ky-platform-name{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:600;}
.ky-platform-name svg{color:var(--c-primary);}
.ky-badge-accent{
  display:inline-flex;align-items:center;
  height:24px;padding:0 11px;
  border-radius:var(--r-pill);
  border:1px solid rgba(194,112,61,.42);
  background:rgba(194,112,61,.10);
  color:var(--c-warn);
  font-size:12px;font-weight:600;
  white-space:nowrap;
}
.ky-platform-note{font-size:13.5px;color:var(--c-ink-3);margin-bottom:14px;}
.ky-spec-list{margin:0;padding:0;border-top:1px solid var(--c-line);}
.ky-spec{
  display:flex;align-items:baseline;justify-content:space-between;gap:16px;
  padding:9px 0;border-bottom:1px solid var(--c-line);
}
.ky-spec dt{font-size:14px;color:var(--c-ink-3);}
.ky-spec dd{margin:0;font-size:14px;font-weight:500;color:var(--c-ink);font-variant-numeric:tabular-nums;text-align:right;}
.ky-platform-foot{margin-top:20px;display:flex;align-items:center;justify-content:space-between;gap:12px;}
.ky-platform-size{font-size:12.5px;color:var(--c-ink-3);font-variant-numeric:tabular-nums;}

/* ---------- 下载按钮组 ---------- */
.ky-download{
  background:var(--c-primary-soft);
  border-radius:24px;
  padding:48px 40px;
}
.ky-dl-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:28px;}
.ky-dl-btn{
  display:flex;align-items:center;gap:14px;
  width:100%;padding:15px 18px;
  background:#fff;border:1px solid var(--c-line);
  border-radius:var(--r-md);
  text-align:left;color:var(--c-ink);
  transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease,background-color .18s ease;
}
.ky-dl-btn:hover{transform:translateY(-2px);border-color:var(--c-primary);box-shadow:var(--sh-2);color:var(--c-ink);}
.ky-dl-btn:active{transform:translateY(0);}
.ky-dl-btn:focus-visible{outline:2px solid rgba(15,110,99,.45);outline-offset:3px;}
.ky-dl-btn.is-primary{background:var(--c-primary);border-color:var(--c-primary);color:#fff;}
.ky-dl-btn.is-primary:hover{background:var(--c-primary-deep);border-color:var(--c-primary-deep);color:#fff;}
.ky-dl-icon{width:26px;height:26px;flex:0 0 auto;color:var(--c-primary);}
.ky-dl-btn.is-primary .ky-dl-icon{color:#fff;}
.ky-dl-text{display:flex;flex-direction:column;gap:3px;min-width:0;}
.ky-dl-name{font-size:15px;font-weight:600;line-height:1.3;}
.ky-dl-sub{font-size:12px;color:var(--c-ink-3);font-variant-numeric:tabular-nums;line-height:1.3;}
.ky-dl-btn.is-primary .ky-dl-sub{color:rgba(255,255,255,.82);}

.ky-infobar{
  display:flex;flex-wrap:wrap;gap:10px 28px;
  margin-top:26px;padding-top:22px;
  border-top:1px solid rgba(15,110,99,.18);
}
.ky-info-item{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--c-ink-2);}
.ky-info-item strong{color:var(--c-ink);font-weight:600;font-variant-numeric:tabular-nums;}
.ky-mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:12.5px;letter-spacing:.02em;}

/* ---------- 图文区 ---------- */
.ky-figure-card{
  position:relative;border-radius:var(--r-md);overflow:hidden;
  border:1px solid var(--c-line);box-shadow:var(--sh-1);background:#fff;
}
.ky-figure-card img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3;}
.ky-check-list{display:flex;flex-direction:column;gap:18px;}
.ky-check{
  display:flex;gap:16px;
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-card);padding:20px 22px;
  transition:transform .18s ease,border-color .18s ease;
}
.ky-check:hover{transform:translateY(-2px);border-color:var(--c-primary-soft);}
.ky-check-num{
  flex:0 0 auto;width:34px;height:34px;border-radius:11px;
  display:flex;align-items:center;justify-content:center;
  background:var(--c-primary-soft);color:var(--c-primary);
  font-size:14px;font-weight:700;font-variant-numeric:tabular-nums;
}
.ky-check h3{font-size:16.5px;line-height:1.45;margin-bottom:6px;}
.ky-check p{font-size:14.5px;line-height:1.72;color:var(--c-ink-2);}

/* ---------- 时间线 ---------- */
.ky-timeline{position:relative;padding-left:30px;margin-top:10px;}
.ky-timeline::before{
  content:"";position:absolute;left:6px;top:10px;bottom:10px;width:2px;
  background:linear-gradient(180deg,var(--c-primary),rgba(15,110,99,.16));
  border-radius:var(--r-pill);
}
.ky-tl-item{position:relative;padding:0 0 30px;}
.ky-tl-item:last-child{padding-bottom:0;}
.ky-tl-dot{
  position:absolute;left:-30px;top:7px;
  width:14px;height:14px;border-radius:50%;
  background:#fff;border:2px solid var(--c-primary);
}
.ky-tl-item.is-current .ky-tl-dot{background:var(--c-primary);}
.ky-tl-head{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:8px;}
.ky-tl-ver{font-size:17px;font-weight:700;font-variant-numeric:tabular-nums;color:var(--c-ink);}
.ky-tl-tag{
  display:inline-flex;align-items:center;height:23px;padding:0 10px;
  border-radius:var(--r-pill);background:var(--c-primary-soft);color:var(--c-primary);
  font-size:12px;font-weight:600;
}
.ky-tl-tag.is-accent{background:rgba(194,112,61,.12);color:var(--c-warn);}
.ky-tl-date{font-size:12.5px;color:var(--c-ink-3);font-variant-numeric:tabular-nums;}
.ky-tl-text{font-size:14.5px;line-height:1.78;color:var(--c-ink-2);max-width:760px;}
.ky-tl-list{margin-top:10px;display:flex;flex-direction:column;gap:6px;}
.ky-tl-list li{
  position:relative;padding-left:16px;
  font-size:14px;line-height:1.7;color:var(--c-ink-2);
}
.ky-tl-list li::before{
  content:"";position:absolute;left:0;top:10px;
  width:6px;height:6px;border-radius:50%;background:var(--c-primary);
  opacity:.55;
}

/* ---------- CTA 条 ---------- */
.ky-cta-band{
  background:var(--c-primary);
  border-radius:24px;
  padding:44px 40px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  color:#fff;
  position:relative;overflow:hidden;
}
.ky-cta-band::after{
  content:"";position:absolute;right:-60px;bottom:-80px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.16),rgba(255,255,255,0) 70%);
  pointer-events:none;
}
.ky-cta-title{font-size:24px;color:#fff;line-height:1.4;}
.ky-cta-text{margin-top:8px;font-size:14.5px;line-height:1.75;color:rgba(255,255,255,.86);max-width:560px;}
.ky-cta-actions{display:flex;gap:12px;flex-wrap:wrap;flex:0 0 auto;position:relative;z-index:2;}
.ky-cta-band .ky-btn-primary{background:#fff;color:var(--c-primary-deep);}
.ky-cta-band .ky-btn-primary:hover{background:#fff;color:var(--c-primary-deep);}
.ky-cta-band .ky-btn-ghost{background:transparent;border-color:rgba(255,255,255,.55);color:#fff;}
.ky-cta-band .ky-btn-ghost:hover{border-color:#fff;color:#fff;background:rgba(255,255,255,.10);}

/* ---------- 页脚 ---------- */
.ky-footer{
  background:var(--c-footer);
  color:rgba(250,248,244,.78);
  padding:72px 0 28px;
  margin-top:var(--sp-section);
  position:relative;
}
.ky-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,rgba(15,110,99,0),rgba(15,110,99,.85),rgba(15,110,99,0));
}
.ky-footer .ky-logo-text{color:#fff;}
.ky-footer .ky-logo-mark{background:rgba(255,255,255,.10);color:#fff;}
.ky-footer-brandbar{height:3px;width:56px;border-radius:var(--r-pill);background:var(--c-primary);}
.ky-footer-desc{margin-top:16px;font-size:14px;line-height:1.8;color:rgba(250,248,244,.70);max-width:320px;}
.ky-footer-title{font-size:14px;font-weight:600;color:#fff;margin-bottom:14px;}
.ky-footer-cols{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.ky-footer-links{display:flex;flex-direction:column;gap:10px;}
.ky-footer-links a{font-size:13.5px;color:rgba(250,248,244,.72);}
.ky-footer-links a:hover{color:#8ED3C6;}
.ky-footer-dl{
  background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.10);
  border-radius:var(--r-card);
  padding:22px;
}
.ky-footer-dl-text{margin-top:8px;font-size:13.5px;line-height:1.7;color:rgba(250,248,244,.70);}
.ky-footer-dl .ky-btn{width:100%;margin-top:16px;}
.ky-footer-dl .ky-textlink{margin-top:12px;color:#8ED3C6;border-bottom-color:rgba(142,211,198,.4);}
.ky-footer-dl .ky-textlink:hover{color:#fff;border-bottom-color:#fff;}
.ky-footer-bottom{
  margin-top:48px;padding-top:20px;
  border-top:1px solid rgba(255,255,255,.10);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:12px;color:rgba(250,248,244,.55);
}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1024px){
  :root{--sp-section:72px;}
  .ky-container{padding:0 28px;}
  .ky-nav-links{display:none;}
  .ky-nav-toggle{display:inline-flex;}
  .ky-nav{gap:12px;padding:0 10px 0 16px;}
  .ky-dl-grid{grid-template-columns:repeat(2,1fr);}
  .ky-footer-cols{grid-template-columns:repeat(3,1fr);}
  .ky-cta-band{flex-direction:column;align-items:flex-start;padding:36px 28px;}
  .ky-download{padding:36px 24px;}
  .ky-drawer{display:none;}
}

@media screen and (max-width:640px){
  :root{--sp-section:56px;}
  .ky-container{padding:0 20px;}
  .ky-header{top:10px;padding:0 12px;}
  .ky-nav{height:56px;border-radius:20px;}
  .ky-drawer{max-width:100%;margin-top:8px;}
  .ky-nav-actions .ky-btn{display:none;}
  .ky-pagehead{padding:108px 0 40px;}
  .ky-pagehead-title{font-size:24px;}
  .ky-pagehead-lead{font-size:14.5px;}
  .ky-section-title{font-size:22px;}
  .ky-dl-grid{grid-template-columns:1fr;gap:12px;}
  .ky-dl-btn{padding:14px 16px;}
  .ky-download{padding:28px 18px;border-radius:20px;}
  .ky-cta-band{padding:28px 20px;border-radius:20px;}
  .ky-cta-title{font-size:20px;}
  .ky-cta-actions{width:100%;}
  .ky-cta-actions .ky-btn{flex:1 1 auto;}
  .ky-footer{padding:52px 0 24px;}
  .ky-footer-cols{grid-template-columns:1fr 1fr;gap:20px;}
  .ky-platform{padding:22px 18px;}
  .ky-check{padding:18px;}
  .ky-btn{height:44px;padding:0 20px;}
}

@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important;}
}

/* roulang page: category2 */
:root{
  --c-primary:#0F6E63;
  --c-primary-deep:#0A4F47;
  --c-primary-soft:#E4F1EE;
  --c-accent:#C2703D;
  --c-ink:#16211F;
  --c-ink-2:#4A5A57;
  --c-ink-3:#8A9997;
  --c-bg:#FAF8F4;
  --c-surface:#FFFFFF;
  --c-line:#E6E2DA;
  --c-footer:#0F2A26;
  --c-ok:#2E7D5B;
  --c-warn:#B4651F;
  --r-pill:999px;
  --r-card:18px;
  --r-md:12px;
  --r-sm:8px;
  --sh-1:0 1px 2px rgba(22,33,31,.05),0 8px 24px rgba(22,33,31,.06);
  --sh-2:0 12px 32px rgba(15,110,99,.16);
  --f-sans:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Source Han Sans SC",Inter,system-ui,-apple-system,"Segoe UI",sans-serif;
  --f-mono:"SFMono-Regular",Consolas,"Liberation Mono",Menlo,monospace;
  --sec-y:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-ink);
  font-family:var(--f-sans);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--c-primary);text-decoration:none;background-color:transparent}
a:hover{color:var(--c-primary-deep)}
button{font-family:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0}
:focus-visible{outline:2px solid rgba(15,110,99,.5);outline-offset:2px;border-radius:6px}
.ky-num{font-variant-numeric:tabular-nums}

/* 容器与栅格微调 */
.ky-container{max-width:1200px;margin:0 auto;padding-left:32px;padding-right:32px}
.grid-x.ky-grid{margin-left:-12px;margin-right:-12px}
.ky-grid>.cell{padding-left:12px;padding-right:12px}

/* 顶部悬浮胶囊导航 */
.ky-header{position:fixed;top:16px;left:0;right:0;z-index:80;padding:0 20px}
.ky-nav{
  max-width:1080px;margin:0 auto;height:64px;
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:0 12px 0 18px;
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.82);
  border:1px solid var(--c-line);
  box-shadow:var(--sh-1);
  backdrop-filter:blur(10px);
  transition:height .18s ease,background-color .18s ease;
}
.ky-header.is-scrolled .ky-nav{height:56px;background:rgba(255,255,255,.96)}
.ky-logo{display:inline-flex;align-items:center;gap:10px;color:var(--c-ink);font-weight:700;flex:0 0 auto}
.ky-logo:hover{color:var(--c-primary)}
.ky-logo-mark{width:32px;height:32px;border-radius:10px;background:var(--c-primary);color:#fff;display:grid;place-items:center;flex:0 0 auto}
.ky-logo-text{font-size:16px;letter-spacing:.2px;white-space:nowrap}
.ky-nav-links{display:flex;align-items:center;gap:2px}
.ky-nav-link{
  position:relative;display:inline-block;padding:8px 13px;border-radius:var(--r-pill);
  font-size:14px;color:var(--c-ink-2);white-space:nowrap;
  transition:color .18s ease,background-color .18s ease;
}
.ky-nav-link:hover{color:var(--c-primary);background:var(--c-primary-soft)}
.ky-nav-link.is-active{color:var(--c-primary);font-weight:600}
.ky-nav-link.is-active::after{
  content:"";position:absolute;left:50%;bottom:-1px;transform:translateX(-50%);
  width:18px;height:3px;border-radius:var(--r-pill);background:var(--c-primary);
}
.ky-nav-actions{display:flex;align-items:center;gap:6px;flex:0 0 auto}
.ky-nav-ghost{font-size:14px;color:var(--c-ink-2);padding:8px 10px;border-radius:var(--r-pill);transition:color .18s ease,background-color .18s ease}
.ky-nav-ghost:hover{color:var(--c-primary);background:var(--c-primary-soft)}
.ky-nav-toggle{
  display:none;width:44px;height:44px;border-radius:var(--r-md);
  border:1px solid var(--c-line);background:#fff;color:var(--c-ink);
  align-items:center;justify-content:center;cursor:pointer;
}
.ky-nav-toggle:hover{border-color:var(--c-primary);color:var(--c-primary)}
.ky-drawer{
  display:none;max-width:1080px;margin:10px auto 0;padding:12px;
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);
}
.ky-drawer.is-open{display:block}
.ky-drawer-link{
  display:block;padding:14px 16px;border-radius:var(--r-md);
  font-size:15px;line-height:1.4;color:var(--c-ink);
  transition:background-color .18s ease,color .18s ease;
}
.ky-drawer-link:hover{background:var(--c-primary-soft);color:var(--c-primary)}
.ky-drawer-link.is-active{background:var(--c-primary-soft);color:var(--c-primary);font-weight:600}
.ky-drawer-cta{margin-top:8px;padding:0 16px 8px}

/* 按钮 */
.ky-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border-radius:var(--r-md);
  border:1px solid transparent;font-size:15px;font-weight:600;line-height:1;
  cursor:pointer;white-space:nowrap;
  transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease;
}
.ky-btn-sm{height:40px;padding:0 18px;font-size:14px}
.ky-btn-primary{background:var(--c-primary);color:#fff}
.ky-btn-primary:hover{background:var(--c-primary-deep);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2)}
.ky-btn-primary:active{transform:translateY(0);box-shadow:none}
.ky-btn-ghost{background:#fff;border-color:var(--c-line);color:var(--c-ink)}
.ky-btn-ghost:hover{border-color:var(--c-primary);color:var(--c-primary);transform:translateY(-2px)}
.ky-btn-ghost:active{transform:translateY(0)}
.ky-btn:focus-visible{outline:2px solid rgba(15,110,99,.45);outline-offset:2px}

/* 页头横幅 */
.ky-pagehead{
  position:relative;overflow:hidden;
  padding:104px 0 40px;
  background-color:var(--c-primary-soft);
  background-image:linear-gradient(180deg,rgba(250,248,244,.82),rgba(250,248,244,.95)),url(/assets/images/backpic/back-2.png);
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--c-line);
}
.ky-pagehead-deco{
  position:absolute;right:-60px;top:-70px;width:560px;height:420px;
  color:var(--c-primary);opacity:.07;pointer-events:none;
}
.ky-pagehead h1{
  position:relative;font-size:32px;line-height:1.35;font-weight:700;
  color:var(--c-ink);letter-spacing:-.01em;margin:14px 0 0;
}
.ky-pagehead-lead{
  position:relative;margin-top:12px;max-width:640px;
  font-size:15px;line-height:1.8;color:var(--c-ink-2);
}
.ky-pill{
  position:relative;display:inline-flex;align-items:center;gap:6px;
  height:28px;padding:0 14px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.9);border:1px solid rgba(15,110,99,.18);
  color:var(--c-primary);font-size:12px;font-weight:600;letter-spacing:.02em;
}

/* 主体 */
.ky-main{padding:64px 0 var(--sec-y)}
.ky-aside{position:relative}
.ky-toc{
  position:sticky;top:96px;
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-card);padding:18px 14px;box-shadow:var(--sh-1);
}
.ky-toc-title{
  font-size:12px;letter-spacing:.08em;color:var(--c-ink-3);
  padding:0 12px 10px;font-weight:600;
}
.ky-toc-link{
  display:block;padding:9px 12px;border-radius:var(--r-pill);
  font-size:14px;line-height:1.5;color:var(--c-ink-2);
  transition:background-color .18s ease,color .18s ease;
}
.ky-toc-link:hover{background:var(--c-primary-soft);color:var(--c-primary)}
.ky-toc-link.is-active{background:var(--c-primary-soft);color:var(--c-primary);font-weight:600}
.ky-side-card{
  margin-top:20px;padding:22px;border-radius:var(--r-card);
  background:var(--c-primary-soft);border:1px solid rgba(15,110,99,.14);
}
.ky-side-card h3{font-size:16px;line-height:1.4;font-weight:600;margin-bottom:8px}
.ky-side-card p{font-size:13px;line-height:1.7;color:var(--c-ink-2);margin-bottom:16px}
.ky-side-tags{margin-top:20px}
.ky-side-tags-title{font-size:12px;color:var(--c-ink-3);margin-bottom:10px;font-weight:600}
.ky-tag-row{display:flex;flex-wrap:wrap;gap:8px}
.ky-tag{
  display:inline-flex;align-items:center;height:28px;padding:0 12px;
  border-radius:var(--r-pill);background:var(--c-surface);
  border:1px solid var(--c-line);font-size:12px;color:var(--c-ink-2);
  transition:border-color .18s ease,color .18s ease;
}
.ky-tag:hover{border-color:var(--c-primary);color:var(--c-primary)}

/* 步骤区 */
.ky-step{
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-card);padding:32px;box-shadow:var(--sh-1);
  margin-bottom:32px;scroll-margin-top:110px;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.ky-step:last-child{margin-bottom:0}
.ky-step:hover{border-color:var(--c-primary-soft);box-shadow:var(--sh-2)}
.ky-step-head{display:flex;gap:18px;align-items:flex-start}
.ky-step-num{
  flex:0 0 auto;font-size:34px;line-height:1;font-weight:700;
  color:var(--c-primary);font-variant-numeric:tabular-nums;letter-spacing:-.02em;
  padding-top:2px;
}
.ky-step-head h2{font-size:22px;line-height:1.35;font-weight:700;margin-bottom:6px}
.ky-step-sub{font-size:13px;color:var(--c-ink-3);display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.ky-step-fig{
  margin-top:22px;border:1px solid var(--c-line);
  border-radius:var(--r-md);overflow:hidden;background:#FBFAF7;
}
.ky-step-fig img{width:100%}
.ky-step-fig figcaption{
  font-size:12px;color:var(--c-ink-3);padding:10px 14px;
  border-top:1px solid var(--c-line);background:#FBFAF7;
}
.ky-step-body{margin-top:20px;font-size:15px;line-height:1.85;color:var(--c-ink-2)}
.ky-list{list-style:none;margin-top:14px}
.ky-list li{
  position:relative;padding-left:22px;margin-bottom:10px;
  font-size:15px;line-height:1.8;color:var(--c-ink-2);
}
.ky-list li:last-child{margin-bottom:0}
.ky-list li::before{
  content:"";position:absolute;left:4px;top:11px;
  width:6px;height:6px;border-radius:50%;background:var(--c-primary);
}
.ky-note{
  margin-top:18px;padding:14px 16px;border-radius:var(--r-sm);
  background:#FBF7F1;border-left:3px solid var(--c-accent);
  font-size:14px;line-height:1.8;color:var(--c-ink-2);
}
.ky-note strong{color:var(--c-ink)}
.ky-kv{display:flex;justify-content:space-between;gap:12px;padding:10px 0;border-bottom:1px dashed var(--c-line);font-size:14px}
.ky-kv:last-child{border-bottom:0}
.ky-kv dt{color:var(--c-ink-3)}
.ky-kv dd{margin:0;color:var(--c-ink);font-variant-numeric:tabular-nums}

/* 速查卡 */
.ky-quick-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.ky-quick{
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-card);padding:24px;box-shadow:var(--sh-1);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.ky-quick:hover{transform:translateY(-2px);border-color:var(--c-primary-soft);box-shadow:var(--sh-2)}
.ky-quick-icon{
  width:40px;height:40px;border-radius:var(--r-md);
  background:var(--c-primary-soft);color:var(--c-primary);
  display:grid;place-items:center;margin-bottom:14px;
}
.ky-quick h3{font-size:17px;line-height:1.45;font-weight:600;margin-bottom:8px}
.ky-quick p{font-size:14px;line-height:1.75;color:var(--c-ink-2)}

/* 区块标题 */
.ky-section-head{margin-bottom:32px}
.ky-section-head h2{font-size:28px;line-height:1.35;font-weight:700;letter-spacing:-.01em}
.ky-section-head p{margin-top:10px;font-size:15px;color:var(--c-ink-2)}

/* FAQ */
.ky-faq{
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-1);
}
.ky-faq-item+.ky-faq-item{border-top:1px solid var(--c-line)}
.ky-faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;background:none;border:0;cursor:pointer;text-align:left;
  font-size:16px;font-weight:600;line-height:1.6;color:var(--c-ink);
  transition:color .18s ease,background-color .18s ease;
}
.ky-faq-q:hover{color:var(--c-primary);background:#FCFBF8}
.ky-faq-icon{
  flex:0 0 auto;width:22px;height:22px;border-radius:50%;
  border:1px solid var(--c-primary);color:var(--c-primary);
  display:grid;place-items:center;font-size:14px;line-height:1;
  transition:transform .18s ease;
}
.ky-faq-item.is-open .ky-faq-icon{transform:rotate(180deg)}
.ky-faq-a{display:none;padding:0 24px 22px;font-size:15px;line-height:1.85;color:var(--c-ink-2)}
.ky-faq-item.is-open .ky-faq-a{display:block}
.ky-faq-a p+p{margin-top:12px}

/* CTA 转化条 */
.ky-cta{
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  flex-wrap:wrap;padding:36px;border-radius:var(--r-card);
  background:var(--c-primary-soft);border:1px solid rgba(15,110,99,.14);
}
.ky-cta-text h2{font-size:22px;line-height:1.4;font-weight:700;margin-bottom:8px}
.ky-cta-text p{font-size:14px;color:var(--c-ink-2);max-width:560px}
.ky-cta-actions{display:flex;gap:12px;flex-wrap:wrap}

/* 页脚 */
.ky-footer{
  position:relative;background:var(--c-footer);color:rgba(250,248,244,.78);
  padding:64px 0 0;margin-top:var(--sec-y);
}
.ky-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,rgba(15,110,99,0),#3FA391,rgba(15,110,99,0));
}
.ky-footer .ky-logo{color:#FAF8F4}
.ky-footer .ky-logo:hover{color:#8FD3C6}
.ky-footer .ky-logo-mark{background:#1B4A42;color:#8FD3C6}
.ky-footer-brandbar{height:3px;width:56px;border-radius:var(--r-pill);background:#3FA391}
.ky-footer-desc{font-size:14px;line-height:1.8;color:rgba(250,248,244,.66);max-width:300px;margin-top:16px}
.ky-footer-cols{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.ky-footer-title{font-size:14px;font-weight:600;color:#FAF8F4;margin-bottom:14px}
.ky-footer-links{list-style:none}
.ky-footer-links li{margin-bottom:10px}
.ky-footer-links a{font-size:14px;color:rgba(250,248,244,.7);transition:color .18s ease}
.ky-footer-links a:hover{color:#8FD3C6}
.ky-footer-dl{
  background:rgba(255,255,255,.05);border:1px solid rgba(250,248,244,.14);
  border-radius:var(--r-card);padding:22px;
}
.ky-footer-dl h3{font-size:15px;color:#FAF8F4;font-weight:600;margin-bottom:8px}
.ky-footer-dl p{font-size:13px;line-height:1.7;color:rgba(250,248,244,.62);margin-bottom:16px}
.ky-footer-bottom{
  margin-top:48px;padding:22px 0;border-top:1px solid rgba(250,248,244,.12);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12px;color:rgba(250,248,244,.5);font-variant-numeric:tabular-nums;
}
.ky-footer-bottom a{color:rgba(250,248,244,.62)}
.ky-footer-bottom a:hover{color:#8FD3C6}

/* 响应式 */
@media screen and (max-width:1024px){
  :root{--sec-y:72px}
  .ky-pagehead{padding:96px 0 36px}
  .ky-pagehead h1{font-size:28px}
  .ky-toc{position:static}
  .ky-aside{margin-bottom:28px}
  .ky-toc-list{display:flex;gap:8px;overflow-x:auto;padding-bottom:4px;scrollbar-width:thin}
  .ky-toc-link{white-space:nowrap}
  .ky-toc-title{padding-bottom:8px}
  .ky-footer-cols{grid-template-columns:repeat(3,minmax(0,1fr))}
}
@media screen and (max-width:640px){
  :root{--sec-y:56px}
  .ky-container{padding-left:20px;padding-right:20px}
  .ky-header{padding:0 12px;top:12px}
  .ky-nav{height:56px;padding:0 8px 0 12px}
  .ky-nav-links,.ky-nav-actions{display:none}
  .ky-nav-toggle{display:inline-flex}
  .ky-logo-text{font-size:14px}
  .ky-pagehead{padding:88px 0 32px}
  .ky-pagehead h1{font-size:24px;line-height:1.4}
  .ky-pagehead-lead{font-size:14px}
  .ky-main{padding:40px 0 var(--sec-y)}
  .ky-step{padding:22px}
  .ky-step-head{gap:12px}
  .ky-step-num{font-size:26px}
  .ky-step-head h2{font-size:19px}
  .ky-quick-grid{grid-template-columns:1fr}
  .ky-section-head h2{font-size:22px}
  .ky-cta{padding:26px}
  .ky-cta-text h2{font-size:19px}
  .ky-cta-actions .ky-btn{width:100%}
  .ky-faq-q{padding:18px 18px;font-size:15px}
  .ky-faq-a{padding:0 18px 20px}
  .ky-footer{padding-top:48px}
  .ky-footer-cols{grid-template-columns:1fr;gap:20px}
  .ky-footer-bottom{margin-top:32px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{transition:none!important;animation:none!important}
}

/* roulang page: category3 */
:root{
  --c-primary:#0F6E63;
  --c-primary-deep:#0A4F47;
  --c-primary-soft:#E4F1EE;
  --c-accent:#C2703D;
  --c-ink:#16211F;
  --c-ink-2:#4A5A57;
  --c-ink-3:#8A9997;
  --c-bg:#FAF8F4;
  --c-surface:#FFFFFF;
  --c-line:#E6E2DA;
  --c-footer:#0F2A26;
  --c-ok:#2E7D5B;
  --c-warn:#B4651F;
  --r-pill:999px;
  --r-card:18px;
  --r-md:12px;
  --r-sm:8px;
  --sh-1:0 1px 2px rgba(22,33,31,.05), 0 8px 24px rgba(22,33,31,.06);
  --sh-2:0 12px 32px rgba(15,110,99,.16);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  padding-top:96px;
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Source Han Sans SC",Inter,system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--c-ink);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--c-primary);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--c-primary-deep);}
button{font:inherit;color:inherit;cursor:pointer;}
input,textarea,select{font:inherit;color:inherit;}
:focus-visible{outline:2px solid rgba(15,110,99,.55);outline-offset:2px;}
h1,h2,h3{margin:0;color:var(--c-ink);line-height:1.35;font-weight:700;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
.ky-sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0;}
.ky-skip{position:absolute;left:-9999px;top:0;}
.ky-skip:focus{left:16px;top:8px;background:#fff;padding:8px 16px;border-radius:var(--r-sm);z-index:99;}

.grid-container.ky-container{width:100%;max-width:1200px;padding-left:32px;padding-right:32px;}
.ky-section{padding:72px 0;}
.ky-section-tight{padding:56px 0;}

/* ---------- 导航 ---------- */
.ky-header{position:fixed;top:16px;left:0;right:0;z-index:60;padding:0 24px;}
.ky-nav-wrap{
  max-width:1080px;margin:0 auto;height:64px;display:flex;align-items:center;gap:18px;
  padding:0 18px 0 20px;border:1px solid var(--c-line);border-radius:var(--r-pill);
  background:rgba(255,255,255,.82);box-shadow:var(--sh-1);backdrop-filter:blur(10px);
  transition:height .2s ease,background-color .2s ease;
}
.ky-header.is-scrolled .ky-nav-wrap{height:56px;background:rgba(255,255,255,.96);}
.ky-logo{display:inline-flex;align-items:center;gap:10px;color:var(--c-ink);flex:0 0 auto;}
.ky-logo:hover{color:var(--c-ink);}
.ky-logo-mark{
  width:34px;height:34px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;
  background:var(--c-primary-soft);color:var(--c-primary);flex:0 0 auto;
}
.ky-logo-text{font-weight:700;font-size:16.5px;letter-spacing:.2px;white-space:nowrap;}
.ky-nav-links{display:flex;align-items:center;gap:2px;margin-left:auto;}
.ky-nav-link{
  position:relative;display:inline-block;padding:8px 11px;border-radius:var(--r-pill);
  font-size:14.5px;color:var(--c-ink-2);white-space:nowrap;transition:color .18s ease,background-color .18s ease;
}
.ky-nav-link:hover{color:var(--c-primary);background:var(--c-primary-soft);}
.ky-nav-link.is-active{color:var(--c-primary);font-weight:600;}
.ky-nav-link.is-active::after{
  content:"";position:absolute;left:50%;bottom:1px;transform:translateX(-50%);
  width:18px;height:3px;border-radius:var(--r-pill);background:var(--c-primary);
}
.ky-nav-actions{display:flex;align-items:center;gap:14px;flex:0 0 auto;}
.ky-nav-text{font-size:14px;color:var(--c-ink-2);border-bottom:2px solid transparent;padding-bottom:2px;}
.ky-nav-text:hover{color:var(--c-primary);border-bottom-color:rgba(15,110,99,.4);}
.ky-nav-toggle{
  display:none;width:42px;height:42px;align-items:center;justify-content:center;
  border:1px solid var(--c-line);background:#fff;border-radius:12px;color:var(--c-ink);
}
.ky-nav-toggle:hover{border-color:var(--c-primary);color:var(--c-primary);}

/* ---------- 按钮 / 徽章 ---------- */
.ky-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 28px;
  border-radius:12px;border:1px solid transparent;font-size:15.5px;font-weight:600;line-height:1;
  transition:transform .18s ease,background-color .18s ease,border-color .18s ease,box-shadow .18s ease,color .18s ease;
}
.ky-btn-primary{background:var(--c-primary);color:#fff;box-shadow:var(--sh-1);}
.ky-btn-primary:hover{background:var(--c-primary-deep);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2);}
.ky-btn-primary:active{transform:translateY(0);box-shadow:var(--sh-1);}
.ky-btn-ghost{background:#fff;border-color:var(--c-line);color:var(--c-ink);}
.ky-btn-ghost:hover{border-color:var(--c-primary);color:var(--c-primary);transform:translateY(-2px);}
.ky-btn-ghost:active{transform:translateY(0);}
.ky-btn-sm{height:40px;padding:0 18px;font-size:14px;border-radius:10px;}
.ky-btn-block{width:100%;}
.ky-badge{
  display:inline-flex;align-items:center;gap:6px;padding:6px 14px;border-radius:var(--r-pill);
  background:var(--c-primary-soft);color:var(--c-primary);font-size:12.5px;font-weight:600;
  font-variant-numeric:tabular-nums;
}
.ky-badge-accent{background:#FBF0E8;color:var(--c-accent);border:1px solid #EBD4C2;}
.ky-tag{
  display:inline-flex;align-items:center;padding:6px 13px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--c-line);color:var(--c-ink-2);font-size:13px;
  transition:color .18s ease,border-color .18s ease,background-color .18s ease;
}
.ky-tag:hover{color:var(--c-primary);border-color:var(--c-primary);background:var(--c-primary-soft);}

/* ---------- 页头 ---------- */
.ky-pagehead{
  position:relative;overflow:hidden;padding:52px 0 64px;
  background:var(--c-primary-soft);border-bottom:1px solid var(--c-line);
}
.ky-pagehead::before{
  content:"";position:absolute;right:-60px;top:-70px;width:420px;height:420px;opacity:.06;
  background-image:radial-gradient(circle at center,var(--c-primary) 0 2px,transparent 2px);
  background-size:34px 34px;pointer-events:none;
}
.ky-crumb{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--c-ink-3);margin-bottom:20px;flex-wrap:wrap;}
.ky-crumb a{color:var(--c-ink-3);}
.ky-crumb a:hover{color:var(--c-primary);}
.ky-h1{font-size:32px;line-height:1.32;letter-spacing:.2px;max-width:820px;}
.ky-pagehead-lead{margin-top:14px;font-size:16px;line-height:1.8;color:var(--c-ink-2);max-width:760px;}
.ky-hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}

/* ---------- 搜索卡 ---------- */
.ky-search-section{position:relative;z-index:5;margin-top:-34px;}
.ky-search-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);padding:22px 24px;
}
.ky-search{display:flex;align-items:center;gap:12px;flex-wrap:wrap;}
.ky-search-field{
  position:relative;flex:1 1 320px;display:flex;align-items:center;
  border:1px solid var(--c-line);border-radius:var(--r-sm);background:#fff;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.ky-search-field:focus-within{border-color:var(--c-primary);box-shadow:0 0 0 4px rgba(15,110,99,.12);}
.ky-search-icon{display:inline-flex;align-items:center;justify-content:center;width:44px;color:var(--c-ink-3);flex:0 0 auto;}
.ky-search-field input{
  flex:1;height:44px;border:0;outline:none;background:transparent;padding-right:14px;font-size:15px;
}
.ky-search-field input::placeholder{color:var(--c-ink-3);}
.ky-tags{display:flex;align-items:center;flex-wrap:wrap;gap:10px;margin-top:16px;}
.ky-tags-label{font-size:13px;color:var(--c-ink-3);}

/* ---------- 板块标题 ---------- */
.ky-block-head{margin-bottom:18px;}
.ky-h2{font-size:24px;line-height:1.4;position:relative;padding-left:14px;}
.ky-h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:4px;background:var(--c-primary);
}
.ky-block-sub{margin-top:8px;font-size:14.5px;color:var(--c-ink-2);padding-left:14px;}

/* ---------- 手风琴 ---------- */
.ky-acc{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);box-shadow:var(--sh-1);overflow:hidden;}
.ky-acc-item + .ky-acc-item{border-top:1px solid var(--c-line);}
.ky-acc-head{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;background:transparent;border:0;text-align:left;
  font-size:16px;font-weight:600;line-height:1.5;color:var(--c-ink);
  transition:background-color .18s ease,color .18s ease;
}
.ky-acc-head:hover{background:var(--c-primary-soft);color:var(--c-primary);}
.ky-acc-head:focus-visible{outline:2px solid rgba(15,110,99,.55);outline-offset:-3px;}
.ky-acc-icon{position:relative;width:18px;height:18px;flex:0 0 auto;color:var(--c-primary);}
.ky-acc-icon::before,.ky-acc-icon::after{
  content:"";position:absolute;left:50%;top:50%;background:currentColor;border-radius:2px;
  transform:translate(-50%,-50%);transition:transform .18s ease,opacity .18s ease;
}
.ky-acc-icon::before{width:14px;height:2px;}
.ky-acc-icon::after{width:2px;height:14px;}
.ky-acc-item.is-open .ky-acc-icon::after{transform:translate(-50%,-50%) rotate(90deg);opacity:0;}
.ky-acc-item.is-open .ky-acc-head{color:var(--c-primary);background:var(--c-primary-soft);}
.ky-acc-panel{padding:0 22px 20px;}
.ky-acc-body{font-size:15px;line-height:1.85;color:var(--c-ink-2);}
.ky-acc-body p + p{margin-top:12px;}
.ky-acc-body ul{margin-top:12px;}
.ky-acc-body li{position:relative;padding-left:18px;margin-bottom:8px;font-size:15px;line-height:1.85;}
.ky-acc-body li::before{
  content:"";position:absolute;left:2px;top:11px;width:6px;height:6px;border-radius:50%;
  background:var(--c-primary);opacity:.7;
}
.ky-inline-link{border-bottom:2px solid rgba(15,110,99,.35);}
.ky-inline-link:hover{border-bottom-color:var(--c-primary-deep);}

/* ---------- 侧栏 / 表单 ---------- */
.ky-side{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px;}
.ky-card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);box-shadow:var(--sh-1);padding:24px;}
.ky-form-card{background:var(--c-surface);border-top:3px solid var(--c-primary);}
.ky-form-title{font-size:18px;line-height:1.5;}
.ky-form-desc{margin-top:8px;font-size:14px;line-height:1.75;color:var(--c-ink-2);}
.ky-field{margin-top:16px;}
.ky-field label{display:block;font-size:14px;font-weight:600;color:var(--c-ink);margin-bottom:7px;}
.ky-field .ky-hint{font-weight:400;color:var(--c-ink-3);font-size:12.5px;margin-left:6px;}
.ky-input,.ky-textarea,.ky-select{
  width:100%;border:1px solid var(--c-line);border-radius:var(--r-sm);background:#fff;
  padding:11px 13px;font-size:15px;color:var(--c-ink);outline:none;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.ky-input,.ky-select{height:44px;padding:0 13px;}
.ky-textarea{min-height:112px;resize:vertical;line-height:1.7;}
.ky-input:hover,.ky-textarea:hover,.ky-select:hover{border-color:#CFC9BE;}
.ky-input:focus,.ky-textarea:focus,.ky-select:focus{border-color:var(--c-primary);box-shadow:0 0 0 4px rgba(15,110,99,.12);}
.ky-form-note{margin-top:14px;font-size:12.5px;line-height:1.7;color:var(--c-ink-3);}
.ky-form-actions{margin-top:18px;}
.ky-help-card{background:var(--c-primary-soft);border-color:#CFE4DF;}
.ky-help-title{font-size:16px;font-weight:700;}
.ky-help-list{margin-top:14px;}
.ky-help-list li{display:flex;gap:10px;font-size:14px;line-height:1.7;color:var(--c-ink-2);margin-bottom:10px;}
.ky-help-list li span.dot{
  flex:0 0 auto;width:20px;height:20px;border-radius:50%;background:var(--c-primary);color:#fff;
  font-size:12px;font-weight:700;display:inline-flex;align-items:center;justify-content:center;margin-top:2px;
}
.ky-help-meta{margin-top:16px;padding-top:14px;border-top:1px solid #CFE4DF;font-size:13px;color:var(--c-ink-2);font-variant-numeric:tabular-nums;}

/* ---------- 空态 ---------- */
.ky-empty{
  margin-top:20px;min-height:200px;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:12px;text-align:center;background:var(--c-surface);border:1px dashed var(--c-line);border-radius:var(--r-card);padding:32px;
}
.ky-empty-icon{width:48px;height:48px;border-radius:50%;background:var(--c-primary-soft);color:var(--c-primary);display:flex;align-items:center;justify-content:center;}
.ky-empty-title{font-size:16px;font-weight:600;}
.ky-empty-text{font-size:14px;color:var(--c-ink-2);max-width:420px;}

/* ---------- 深色指标条 ---------- */
.ky-stats{background:var(--c-footer);color:#E7F1EF;padding:60px 0;}
.ky-stats .ky-h2{color:#fff;}
.ky-stats .ky-h2::before{background:#5FC2AD;}
.ky-stats-sub{margin-top:10px;font-size:14.5px;color:#A9C5C0;padding-left:14px;}
.ky-stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:32px;}
.ky-stat{
  background:rgba(255,255,255,.045);border:1px solid rgba(255,255,255,.1);border-radius:var(--r-card);
  padding:22px;transition:transform .18s ease,border-color .18s ease,background-color .18s ease;
}
.ky-stat:hover{transform:translateY(-2px);border-color:rgba(95,194,173,.5);background:rgba(255,255,255,.075);}
.ky-stat-value{font-size:28px;font-weight:700;color:#7FD8C3;line-height:1.2;font-variant-numeric:tabular-nums;}
.ky-stat-label{margin-top:8px;font-size:14px;font-weight:600;color:#fff;}
.ky-stat-text{margin-top:8px;font-size:13.5px;line-height:1.7;color:#A9C5C0;}

/* ---------- CTA 条 ---------- */
.ky-cta{background:var(--c-primary-soft);padding:44px 0;border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line);}
.ky-cta-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;}
.ky-cta-text{font-size:18px;font-weight:600;max-width:620px;line-height:1.6;}
.ky-cta-sub{margin-top:8px;font-size:14px;font-weight:400;color:var(--c-ink-2);}
.ky-cta-actions{display:flex;gap:12px;flex-wrap:wrap;}

/* ---------- 页脚 ---------- */
.ky-footer{position:relative;background:var(--c-footer);color:#D8E6E3;padding:64px 0 28px;}
.ky-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg,rgba(15,110,99,0),#5FC2AD,rgba(15,110,99,0));
}
.ky-footer .ky-logo{color:#fff;}
.ky-footer .ky-logo:hover{color:#7FD8C3;}
.ky-footer .ky-logo-mark{background:rgba(95,194,173,.16);color:#7FD8C3;}
.ky-footer-brandbar{width:56px;height:3px;border-radius:3px;background:#5FC2AD;}
.ky-footer-desc{margin-top:18px;font-size:14px;line-height:1.8;color:#A9C5C0;max-width:340px;}
.ky-footer-cols{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.ky-footer-title{font-size:14.5px;font-weight:700;color:#fff;margin-bottom:14px;}
.ky-footer-links li{margin-bottom:10px;}
.ky-footer-links a{font-size:14px;color:#A9C5C0;transition:color .18s ease;}
.ky-footer-links a:hover{color:#7FD8C3;}
.ky-footer-dl{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);border-radius:var(--r-card);padding:22px;}
.ky-footer-dl-title{font-size:15px;font-weight:700;color:#fff;}
.ky-footer-dl-text{margin-top:10px;font-size:13.5px;line-height:1.7;color:#A9C5C0;}
.ky-footer-dl .ky-btn-primary{margin-top:16px;background:#5FC2AD;color:#08302A;}
.ky-footer-dl .ky-btn-primary:hover{background:#7FD8C3;color:#08302A;}
.ky-footer-dl-link{display:inline-block;margin-top:14px;font-size:13.5px;color:#7FD8C3;}
.ky-footer-dl-link:hover{color:#fff;}
.ky-footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:12.5px;color:#8FA8A4;
}
.ky-footer-bottom a{color:#8FA8A4;}
.ky-footer-bottom a:hover{color:#7FD8C3;}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .grid-container.ky-container{padding-left:24px;padding-right:24px;}
  .ky-nav-link{font-size:13.5px;padding:8px 9px;}
  .ky-nav-text{display:none;}
  .ky-side{position:static;}
  .ky-stats-grid{grid-template-columns:repeat(2,1fr);}
  .ky-footer-cols{grid-template-columns:repeat(3,1fr);}
}
@media (max-width:900px){
  .ky-nav-links{
    position:absolute;top:calc(100% + 12px);left:0;right:0;flex-direction:column;align-items:stretch;gap:2px;
    background:#fff;border:1px solid var(--c-line);border-radius:var(--r-card);box-shadow:var(--sh-1);
    padding:10px;display:none;
  }
  .ky-nav-links.is-open{display:flex;animation:kyFade .18s ease;}
  .ky-nav-link{padding:0 14px;height:48px;display:flex;align-items:center;font-size:15px;}
  .ky-nav-link.is-active::after{left:14px;transform:none;bottom:10px;}
  .ky-nav-toggle{display:inline-flex;}
  .ky-nav-wrap{position:relative;}
  .ky-nav-actions{margin-left:auto;}
}
@media (max-width:640px){
  body{padding-top:84px;}
  .ky-header{top:12px;padding:0 12px;}
  .ky-nav-wrap{height:60px;padding:0 12px 0 14px;gap:10px;}
  .ky-logo-text{font-size:15px;}
  .grid-container.ky-container{padding-left:20px;padding-right:20px;}
  .ky-section{padding:56px 0;}
  .ky-pagehead{padding:36px 0 56px;}
  .ky-h1{font-size:24px;line-height:1.4;}
  .ky-h2{font-size:20px;}
  .ky-search-card{padding:18px;}
  .ky-search .ky-btn{width:100%;}
  .ky-stats-grid{grid-template-columns:1fr;}
  .ky-footer-cols{grid-template-columns:1fr;gap:22px;}
  .ky-cta-inner{flex-direction:column;align-items:flex-start;}
  .ky-cta-actions{width:100%;}
  .ky-cta-actions .ky-btn{flex:1 1 auto;}
  .ky-acc-head{padding:16px 16px;font-size:15px;}
  .ky-acc-panel{padding:0 16px 18px;}
  .ky-card{padding:20px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition-duration:.01ms !important;animation-duration:.01ms !important;scroll-behavior:auto !important;}
}
@keyframes kyFade{from{opacity:0;transform:translateY(-6px);}to{opacity:1;transform:translateY(0);}}

/* roulang page: category4 */
:root{
  --c-primary:#0F6E63;
  --c-primary-deep:#0A4F47;
  --c-primary-soft:#E4F1EE;
  --c-accent:#C2703D;
  --c-ink:#16211F;
  --c-ink-2:#4A5A57;
  --c-ink-3:#8A9997;
  --c-bg:#FAF8F4;
  --c-surface:#FFFFFF;
  --c-line:#E6E2DA;
  --c-footer:#0F2A26;
  --c-ok:#2E7D5B;
  --r-pill:999px;
  --r-card:18px;
  --r-md:12px;
  --r-sm:8px;
  --sh-1:0 1px 2px rgba(22,33,31,.05), 0 8px 24px rgba(22,33,31,.06);
  --sh-2:0 12px 32px rgba(15,110,99,.16);
  --pad-x:32px;
  --sec-y:96px;
  --font-cn:"Inter","PingFang SC","HarmonyOS Sans","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-ink);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.75;
  font-weight:400;
  padding-top:96px;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;height:auto;display:block;border-radius:var(--r-md)}
a{color:var(--c-primary);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--c-primary-deep)}
ul,ol{margin:0;padding:0;list-style:none}
button{font:inherit;font-family:inherit;cursor:pointer}
input,textarea{font:inherit;font-family:inherit;color:inherit}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid rgba(15,110,99,.55);outline-offset:2px;border-radius:6px}
.ky-skip{
  position:absolute;left:-9999px;top:0;background:var(--c-primary);color:#fff;
  padding:10px 18px;border-radius:0 0 var(--r-sm) 0;z-index:200;
}
.ky-skip:focus{left:0;color:#fff}
.ky-container{max-width:1200px;margin:0 auto;padding:0 var(--pad-x);width:100%}
.ky-num{font-variant-numeric:tabular-nums}

/* ---------- 按钮 ---------- */
.ky-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border-radius:var(--r-md);
  font-size:15px;font-weight:600;line-height:1;letter-spacing:.01em;
  border:1px solid transparent;cursor:pointer;
  transition:transform .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease,box-shadow .18s ease;
  white-space:nowrap;
}
.ky-btn-sm{height:40px;padding:0 20px;font-size:14px;border-radius:var(--r-sm)}
.ky-btn-primary{background:var(--c-primary);color:#fff;box-shadow:var(--sh-1)}
.ky-btn-primary:hover{background:var(--c-primary-deep);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-2)}
.ky-btn-primary:active{transform:translateY(0);background:var(--c-primary-deep)}
.ky-btn-ghost{background:var(--c-surface);color:var(--c-ink);border-color:var(--c-line)}
.ky-btn-ghost:hover{color:var(--c-primary);border-color:var(--c-primary);transform:translateY(-2px)}
.ky-btn-ghost:active{transform:translateY(0)}
.ky-link-text{
  color:var(--c-primary);font-size:14px;font-weight:600;
  border-bottom:2px solid rgba(15,110,99,.35);padding-bottom:2px;
}
.ky-link-text:hover{border-bottom-color:var(--c-primary-deep);color:var(--c-primary-deep)}

/* ---------- 导航 ---------- */
.ky-header{position:fixed;top:16px;left:0;right:0;z-index:60;padding:0 16px}
.ky-nav{
  max-width:1080px;margin:0 auto;height:64px;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:0 10px 0 22px;
  background:rgba(255,255,255,.82);
  border:1px solid var(--c-line);
  border-radius:var(--r-pill);
  box-shadow:var(--sh-1);
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
  transition:height .18s ease,background-color .18s ease;
}
.ky-header.is-scrolled .ky-nav{height:56px;background:rgba(255,255,255,.96)}
.ky-logo{display:inline-flex;align-items:center;gap:10px;color:var(--c-ink);font-weight:700}
.ky-logo:hover{color:var(--c-primary)}
.ky-logo-mark{
  width:32px;height:32px;border-radius:10px;flex:0 0 32px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--c-primary-soft);color:var(--c-primary);
}
.ky-logo-text{font-size:16px;letter-spacing:.01em;white-space:nowrap}
.ky-nav-links{display:flex;align-items:center;gap:4px}
.ky-nav-link{
  position:relative;display:inline-block;
  padding:8px 12px;border-radius:var(--r-pill);
  font-size:14px;font-weight:600;color:var(--c-ink-2);
  transition:color .18s ease,background-color .18s ease;
}
.ky-nav-link:hover{color:var(--c-primary);background:var(--c-primary-soft)}
.ky-nav-link.is-active{color:var(--c-primary)}
.ky-nav-link.is-active::after{
  content:"";position:absolute;left:50%;transform:translateX(-50%);
  bottom:1px;width:18px;height:3px;border-radius:var(--r-pill);background:var(--c-primary);
}
.ky-nav-actions{display:flex;align-items:center;gap:14px}
.ky-nav-text{font-size:14px;font-weight:600;color:var(--c-ink-2)}
.ky-nav-text:hover{color:var(--c-primary)}
.ky-burger{
  display:none;width:44px;height:44px;border-radius:var(--r-pill);
  border:1px solid var(--c-line);background:var(--c-surface);
  align-items:center;justify-content:center;color:var(--c-ink);
}
.ky-burger span{display:block;width:18px;height:2px;background:currentColor;border-radius:2px;position:relative}
.ky-burger span::before,.ky-burger span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:currentColor;border-radius:2px;
}
.ky-burger span::before{top:-6px}
.ky-burger span::after{top:6px}
.ky-drawer{
  display:none;max-width:1080px;margin:10px auto 0;
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-card);box-shadow:var(--sh-1);padding:10px;
}
.ky-drawer.is-open{display:block}
.ky-drawer a{
  display:block;line-height:48px;padding:0 16px;border-radius:var(--r-sm);
  font-size:15px;font-weight:600;color:var(--c-ink);
}
.ky-drawer a:hover{background:var(--c-primary-soft);color:var(--c-primary)}
.ky-drawer a.is-active{color:var(--c-primary);background:var(--c-primary-soft)}
.ky-drawer .ky-drawer-cta{margin:8px 6px 6px;text-align:center;color:#fff;background:var(--c-primary)}
.ky-drawer .ky-drawer-cta:hover{background:var(--c-primary-deep);color:#fff}

/* ---------- 页头横幅 ---------- */
.ky-pagehead{
  position:relative;overflow:hidden;
  background:linear-gradient(180deg,#EDF5F2 0%,var(--c-primary-soft) 100%);
  padding:44px 0 52px;
}
.ky-pagehead::after{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;opacity:.1;pointer-events:none;
}
.ky-pagehead .ky-container{position:relative;z-index:1}
.ky-crumbs{font-size:13px;color:var(--c-ink-3);margin-bottom:18px}
.ky-crumbs a{color:var(--c-ink-3)}
.ky-crumbs a:hover{color:var(--c-primary)}
.ky-crumbs span.sep{margin:0 8px;color:var(--c-line)}
.ky-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:5px 14px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.85);border:1px solid rgba(15,110,99,.2);
  color:var(--c-primary);font-size:12px;font-weight:600;letter-spacing:.06em;
  margin-bottom:16px;
}
.ky-h1{font-size:32px;line-height:42px;font-weight:700;color:var(--c-ink);max-width:820px}
.ky-lead{margin-top:14px;font-size:16px;line-height:28px;color:var(--c-ink-2);max-width:680px}

/* ---------- 板块 ---------- */
.ky-section{padding:var(--sec-y) 0 0}
.ky-section:last-of-type{padding-bottom:var(--sec-y)}
.ky-section-head{margin-bottom:34px;max-width:760px}
.ky-h2{font-size:28px;line-height:38px;font-weight:700;color:var(--c-ink)}
.ky-h3{font-size:18px;line-height:26px;font-weight:600;color:var(--c-ink)}
.ky-sub{margin-top:10px;font-size:15px;line-height:26px;color:var(--c-ink-2)}

/* ---------- 长文两栏 ---------- */
.ky-article{
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-card);box-shadow:var(--sh-1);
  padding:40px;
}
.ky-article p{font-size:16px;line-height:30px;color:var(--c-ink-2);margin-bottom:18px}
.ky-article p strong{color:var(--c-ink);font-weight:600}
.ky-article h2{font-size:24px;line-height:34px;font-weight:700;color:var(--c-ink);margin:40px 0 14px;padding-left:14px;position:relative}
.ky-article h2::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:4px;background:var(--c-primary)}
.ky-article h2:first-child{margin-top:0}
.ky-article h3{font-size:19px;line-height:28px;font-weight:600;color:var(--c-ink);margin:26px 0 10px}
.ky-article figure{margin:24px 0}
.ky-article figure img{border-radius:var(--r-md);border:1px solid var(--c-line)}
.ky-article figcaption{font-size:12px;line-height:18px;color:var(--c-ink-3);text-align:center;margin-top:10px}
.ky-ul{margin:6px 0 18px}
.ky-ul li{
  position:relative;padding-left:22px;margin-bottom:8px;
  font-size:15px;line-height:28px;color:var(--c-ink-2);
}
.ky-ul li::before{
  content:"";position:absolute;left:0;top:10px;width:8px;height:8px;border-radius:50%;
  background:var(--c-primary-soft);border:2px solid var(--c-primary);
}
.ky-ul li b{color:var(--c-ink);font-weight:600}

/* ---------- 侧栏 ---------- */
.ky-side{position:sticky;top:104px;display:flex;flex-direction:column;gap:20px}
.ky-side-card{
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-card);box-shadow:var(--sh-1);padding:26px;
}
.ky-side-title{font-size:16px;line-height:24px;font-weight:600;color:var(--c-ink);margin-bottom:16px}
.ky-side-list li{
  display:flex;gap:10px;align-items:flex-start;
  font-size:14px;line-height:24px;color:var(--c-ink-2);padding:8px 0;
  border-bottom:1px dashed var(--c-line);
}
.ky-side-list li:last-child{border-bottom:0}
.ky-dot{
  flex:0 0 6px;width:6px;height:6px;border-radius:50%;
  background:var(--c-primary);margin-top:9px;
}
.ky-side-cta{
  background:var(--c-primary-soft);border:1px solid rgba(15,110,99,.16);
  border-radius:var(--r-card);padding:26px;
}
.ky-side-cta p{font-size:14px;line-height:24px;color:var(--c-ink-2);margin:10px 0 18px}
.ky-side-cta .ky-btn{width:100%}
.ky-side-cta .ky-link-text{display:inline-block;margin-top:16px;font-size:13px}

/* ---------- 里程碑条 ---------- */
.ky-milestones{
  background:var(--c-surface);border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line);
  padding:56px 0;
}
.ky-mile{text-align:left;padding:0 6px}
.ky-mile-num{
  font-size:32px;line-height:40px;font-weight:700;color:var(--c-primary);
  font-variant-numeric:tabular-nums;letter-spacing:-.01em;
}
.ky-mile-num em{font-style:normal;font-size:15px;font-weight:600;color:var(--c-ink-2);margin-left:4px}
.ky-mile-label{font-size:12px;line-height:18px;color:var(--c-ink-3);margin-top:8px}
.ky-mile-line{width:32px;height:3px;border-radius:var(--r-pill);background:var(--c-accent);opacity:.85;margin-bottom:14px}

/* ---------- 更新类型横条 ---------- */
.ky-types{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:16px;margin-top:8px}
.ky-type{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:20px 18px;transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.ky-type:hover{transform:translateY(-2px);border-color:var(--c-primary-soft);box-shadow:var(--sh-1)}
.ky-type-ico{
  width:38px;height:38px;border-radius:var(--r-sm);display:flex;align-items:center;justify-content:center;
  background:var(--c-primary-soft);color:var(--c-primary);margin-bottom:14px;
}
.ky-type-name{font-size:15px;font-weight:600;color:var(--c-ink);margin-bottom:6px}
.ky-type-desc{font-size:13px;line-height:22px;color:var(--c-ink-2)}

/* ---------- 发布流程 ---------- */
.ky-step{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:24px 20px;height:100%;
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.ky-step:hover{transform:translateY(-2px);box-shadow:var(--sh-1);border-color:var(--c-primary-soft)}
.ky-step-no{
  font-size:26px;line-height:32px;font-weight:700;color:var(--c-primary-soft);
  font-variant-numeric:tabular-nums;margin-bottom:12px;
  -webkit-text-stroke:1px rgba(15,110,99,.5);
}
.ky-step-name{font-size:16px;font-weight:600;color:var(--c-ink);margin-bottom:8px}
.ky-step-desc{font-size:13px;line-height:22px;color:var(--c-ink-2)}

/* ---------- FAQ ---------- */
.ky-acc{
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-card);box-shadow:var(--sh-1);overflow:hidden;
}
.ky-acc-item{border-bottom:1px solid var(--c-line)}
.ky-acc-item:last-child{border-bottom:0}
.ky-acc-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  background:none;border:0;text-align:left;
  padding:20px 24px;font-size:16px;line-height:24px;font-weight:600;color:var(--c-ink);
  transition:color .18s ease,background-color .18s ease;
}
.ky-acc-q:hover{color:var(--c-primary);background:rgba(228,241,238,.4)}
.ky-acc-sign{
  flex:0 0 22px;width:22px;height:22px;border-radius:50%;
  border:1px solid var(--c-primary);color:var(--c-primary);
  display:flex;align-items:center;justify-content:center;
  font-size:14px;line-height:1;font-weight:600;
  transition:transform .18s ease,background-color .18s ease;
}
.ky-acc-item.is-open .ky-acc-sign{transform:rotate(180deg);background:var(--c-primary);color:#fff}
.ky-acc-a{max-height:0;overflow:hidden;transition:max-height .2s ease}
.ky-acc-a-inner{padding:0 24px 22px;font-size:15px;line-height:26px;color:var(--c-ink-2)}
.ky-acc-a-inner p{margin-bottom:12px}
.ky-acc-a-inner p:last-child{margin-bottom:0}
.ky-acc-a-inner a{font-weight:600;border-bottom:1px solid rgba(15,110,99,.4)}
.ky-help{
  background:var(--c-primary-soft);border:1px solid rgba(15,110,99,.16);
  border-radius:var(--r-card);padding:28px;
}
.ky-help h3{font-size:18px;line-height:26px;font-weight:600;color:var(--c-ink)}
.ky-help p{font-size:14px;line-height:24px;color:var(--c-ink-2);margin:12px 0 20px}

/* ---------- 转化条 ---------- */
.ky-cta{
  background:var(--c-primary-soft);border:1px solid rgba(15,110,99,.16);
  border-radius:var(--r-card);padding:40px;
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
}
.ky-cta h2{font-size:24px;line-height:34px;font-weight:700;color:var(--c-ink)}
.ky-cta p{font-size:15px;line-height:26px;color:var(--c-ink-2);margin-top:8px;max-width:620px}
.ky-cta-actions{display:flex;gap:12px;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.ky-footer{
  margin-top:var(--sec-y);background:var(--c-footer);color:#D8E4E1;
  position:relative;padding:64px 0 28px;
}
.ky-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,rgba(15,110,99,0) 0%,#2E9E8E 50%,rgba(15,110,99,0) 100%);
}
.ky-footer .ky-logo{color:#F3F8F6}
.ky-footer .ky-logo:hover{color:#8FD3C7}
.ky-footer .ky-logo-mark{background:rgba(228,241,238,.14);color:#8FD3C7}
.ky-footer-brandbar{width:52px;height:3px;border-radius:var(--r-pill);background:var(--c-primary);opacity:.9}
.ky-footer-desc{font-size:14px;line-height:24px;color:#9FB5B1;margin-top:14px;max-width:320px}
.ky-footer-cols{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.ky-footer-title{font-size:14px;font-weight:600;color:#F3F8F6;margin-bottom:14px}
.ky-footer-links li{margin-bottom:8px}
.ky-footer-links a{font-size:14px;line-height:22px;color:#9FB5B1}
.ky-footer-links a:hover{color:#8FD3C7}
.ky-footer-dl .ky-btn{width:100%;margin-top:6px}
.ky-footer-dl-note{font-size:13px;line-height:22px;color:#9FB5B1;margin:12px 0 4px}
.ky-footer-link-sm{display:inline-block;margin-top:14px;font-size:13px;color:#8FD3C7}
.ky-footer-link-sm:hover{color:#F3F8F6}
.ky-footer-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(228,241,238,.14);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12px;line-height:18px;color:#7E9490;
}
.ky-footer-bottom span{font-variant-numeric:tabular-nums}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  :root{--sec-y:72px;--pad-x:28px}
  .ky-types{grid-template-columns:repeat(3,minmax(0,1fr))}
  .ky-side{position:static;margin-top:24px}
}
@media (max-width:900px){
  .ky-nav-links{display:none}
  .ky-nav-actions{display:none}
  .ky-burger{display:inline-flex}
  .ky-nav{padding:0 8px 0 16px}
}
@media (max-width:640px){
  :root{--sec-y:56px;--pad-x:20px}
  body{padding-top:88px;font-size:16px}
  .ky-header{top:12px;padding:0 12px}
  .ky-nav{height:58px;border-radius:var(--r-card)}
  .ky-header.is-scrolled .ky-nav{height:54px}
  .ky-logo-text{font-size:15px}
  .ky-pagehead{padding:32px 0 40px}
  .ky-h1{font-size:24px;line-height:32px}
  .ky-lead{font-size:15px;line-height:26px}
  .ky-h2{font-size:22px;line-height:32px}
  .ky-article{padding:24px;border-radius:var(--r-card)}
  .ky-article h2{font-size:20px;line-height:30px;margin-top:32px}
  .ky-article h3{font-size:17px;line-height:26px}
  .ky-article p{font-size:15px;line-height:28px}
  .ky-types{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
  .ky-milestones{padding:40px 0}
  .ky-mile{margin-bottom:24px}
  .ky-mile-num{font-size:26px;line-height:34px}
  .ky-cta{padding:26px}
  .ky-cta h2{font-size:20px;line-height:30px}
  .ky-cta-actions{width:100%}
  .ky-cta-actions .ky-btn{flex:1 1 auto}
  .ky-acc-q{padding:18px 18px;font-size:15px}
  .ky-acc-a-inner{padding:0 18px 20px}
  .ky-side-card,.ky-side-cta,.ky-help{padding:22px}
  .ky-footer{padding-top:48px}
  .ky-footer-cols{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
  .ky-footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important}
}