/* roulang page: index */
:root{
  --ky-primary:#1E7A6A;
  --ky-primary-dark:#16604F;
  --ky-primary-soft:#E8F2EF;
  --ky-accent:#FF7A45;
  --ky-accent-dark:#E8622E;
  --ky-gold:#F2B544;
  --ky-bg:#FBF7F1;
  --ky-surface:#FFFFFF;
  --ky-ink:#1C1B19;
  --ky-ink-2:#4A4744;
  --ky-ink-3:#8A8177;
  --ky-line:#ECE3D9;
  --ky-line-2:#DCCFBE;
  --ky-dark:#1F2A26;
  --ky-dark-2:#151E1B;
  --ky-r-pill:999px;
  --ky-r-card:18px;
  --ky-r-img:14px;
  --ky-r-input:12px;
  --ky-sh-1:0 2px 8px rgba(28,27,25,.05);
  --ky-sh-2:0 10px 28px rgba(28,27,25,.08);
  --ky-sh-3:0 18px 40px rgba(28,27,25,.12);
  --ky-hard:4px 4px 0 rgba(31,42,38,.10);
  --ky-hard-hover:6px 6px 0 rgba(31,42,38,.15);
  --ky-serif:"Songti SC","STSong","Noto Serif SC",Georgia,"Times New Roman",serif;
  --ky-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--ky-sans);
  font-size:16px;
  line-height:1.85;
  color:var(--ky-ink);
  background:var(--ky-bg);
  --bs-body-font-family:var(--ky-sans);
  --bs-body-color:var(--ky-ink);
  --bs-body-bg:var(--ky-bg);
  --bs-link-color:var(--ky-primary);
  --bs-link-hover-color:var(--ky-primary-dark);
  --bs-border-radius:12px;
  --bs-border-color:var(--ky-line);
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:var(--ky-primary);text-decoration:none;transition:color .22s ease;}
a:hover{color:var(--ky-primary-dark);}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:0;line-height:1.3;color:var(--ky-ink);}
h1,h2{font-family:var(--ky-serif);}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--ky-primary);outline-offset:2px;box-shadow:0 0 0 4px rgba(30,122,106,.16);}
.container{width:100%;padding-right:24px;padding-left:24px;margin-right:auto;margin-left:auto;}
@media (min-width:1200px){.container{max-width:1200px;}}
@media (min-width:1400px){.container{max-width:1280px;}}
@media (max-width:575px){.container{padding-right:16px;padding-left:16px;}}

/* 顶部提示条 */
.ky-topbar{background:var(--ky-dark);color:#E7DED2;font-size:13px;}
.ky-topbar-inner{display:flex;align-items:center;justify-content:center;gap:14px;height:36px;position:relative;}
.ky-topbar-text{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:88%;}
.ky-topbar-close{position:absolute;right:24px;background:none;border:0;color:#B9AFA2;font-size:18px;line-height:1;cursor:pointer;padding:4px 6px;border-radius:6px;}
.ky-topbar-close:hover{color:#fff;background:rgba(255,255,255,.08);}
.ky-topbar.is-hidden{display:none;}

/* 导航 */
.ky-header{position:sticky;top:0;z-index:1030;background:rgba(251,247,241,.94);backdrop-filter:blur(8px);border-bottom:1px solid var(--ky-line);}
.ky-nav-inner{display:flex;align-items:center;gap:16px;height:72px;}
.ky-nav-left,.ky-nav-right{display:flex;align-items:center;gap:22px;flex:1 1 0;min-width:0;}
.ky-nav-right{justify-content:flex-end;gap:16px;}
.ky-nav-link{position:relative;font-size:15px;color:var(--ky-ink-2);padding:6px 2px;white-space:nowrap;}
.ky-nav-link::after{content:"";position:absolute;left:0;right:100%;bottom:0;height:2px;background:var(--ky-primary);transition:right .24s ease;}
.ky-nav-link:hover{color:var(--ky-primary);}
.ky-nav-link:hover::after{right:0;}
.ky-nav-link.active{color:var(--ky-primary);font-weight:700;}
.ky-nav-link.active::after{right:0;}
.ky-logo{display:inline-flex;align-items:center;gap:9px;font-family:var(--ky-serif);font-size:22px;font-weight:800;color:var(--ky-ink);white-space:nowrap;letter-spacing:.5px;}
.ky-logo:hover{color:var(--ky-primary);}
.ky-logo-mark{display:inline-flex;color:var(--ky-primary);}
.ky-icon-btn{width:38px;height:38px;border:1.5px solid var(--ky-line-2);background:var(--ky-surface);border-radius:var(--ky-r-pill);display:inline-flex;align-items:center;justify-content:center;color:var(--ky-ink-2);cursor:pointer;transition:all .22s ease;}
.ky-icon-btn:hover{border-color:var(--ky-primary);color:var(--ky-primary);background:var(--ky-primary-soft);}
.ky-burger{display:none;width:38px;height:38px;border:1.5px solid var(--ky-line-2);background:var(--ky-surface);border-radius:12px;flex-direction:column;justify-content:center;align-items:center;gap:4px;cursor:pointer;}
.ky-burger span{display:block;width:16px;height:2px;background:var(--ky-ink);border-radius:2px;}

/* 按钮 */
.ky-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-size:15px;font-weight:600;padding:12px 26px;border-radius:var(--ky-r-pill);border:2px solid transparent;cursor:pointer;transition:transform .22s ease,box-shadow .22s ease,background-color .22s ease,color .22s ease,border-color .22s ease;line-height:1.2;}
.ky-btn-primary{background:var(--ky-accent);color:#fff;box-shadow:var(--ky-hard);}
.ky-btn-primary:hover{background:var(--ky-accent-dark);color:#fff;transform:translate(-2px,-2px);box-shadow:var(--ky-hard-hover);}
.ky-btn-primary:active{transform:translate(0,0);box-shadow:2px 2px 0 rgba(31,42,38,.14);}
.ky-btn-ghost{background:transparent;color:var(--ky-primary);border-color:var(--ky-primary);}
.ky-btn-ghost:hover{background:var(--ky-primary-soft);color:var(--ky-primary-dark);transform:translate(-2px,-2px);box-shadow:var(--ky-hard);}
.ky-btn-dark{background:var(--ky-dark);color:#F4EDE3;}
.ky-btn-dark:hover{background:var(--ky-dark-2);color:#fff;}
.ky-btn-sm{padding:9px 18px;font-size:14px;}
.ky-text-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--ky-primary);}
.ky-text-link::after{content:"→";transition:transform .22s ease;}
.ky-text-link:hover::after{transform:translateX(4px);}

/* 首屏 */
.ky-hero{padding:72px 0 80px;background:
  radial-gradient(900px 420px at 88% -10%,rgba(30,122,106,.10),transparent 70%),
  radial-gradient(700px 380px at -10% 20%,rgba(255,122,69,.08),transparent 70%),
  var(--ky-bg);
  border-bottom:1px solid var(--ky-line);}
.ky-hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:56px;align-items:center;}
.ky-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--ky-primary-dark);background:var(--ky-primary-soft);border:1px dashed var(--ky-primary);border-radius:var(--ky-r-pill);padding:5px 14px;margin-bottom:20px;}
.ky-eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--ky-accent);}
.ky-hero h1{font-size:clamp(28px,3.4vw,40px);line-height:1.28;margin-bottom:18px;}
.ky-hero-sub{font-size:17px;color:var(--ky-ink-2);max-width:560px;margin-bottom:28px;}
.ky-hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px;}
.ky-stats{display:flex;flex-wrap:wrap;gap:28px;padding-top:24px;border-top:1px dashed var(--ky-line-2);}
.ky-stat strong{display:block;font-family:var(--ky-serif);font-size:24px;color:var(--ky-primary);line-height:1.2;}
.ky-stat span{font-size:13px;color:var(--ky-ink-3);}
.ky-hero-card{display:flex;justify-content:center;}
.ky-phone{position:relative;width:100%;max-width:340px;aspect-ratio:9/16;border-radius:22px;overflow:hidden;border:3px solid var(--ky-dark);background:#E8E2D8;box-shadow:8px 8px 0 rgba(31,42,38,.12);}
.ky-phone img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.ky-phone:hover img{transform:scale(1.04);}
.ky-play{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:56px;height:56px;border-radius:50%;border:2px solid rgba(255,255,255,.85);background:rgba(255,122,69,.94);color:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:transform .22s ease,background-color .22s ease;}
.ky-play:hover{transform:translate(-50%,-50%) scale(1.1);background:var(--ky-accent-dark);}
.ky-play-sm{width:44px;height:44px;}
.ky-play-sm svg{width:16px;height:16px;}
.ky-duration{position:absolute;right:12px;top:12px;background:rgba(28,27,25,.62);color:#fff;font-size:12px;padding:2px 10px;border-radius:var(--ky-r-pill);letter-spacing:.4px;}
.ky-phone-bar{position:absolute;left:0;right:0;bottom:0;padding:34px 16px 16px;background:linear-gradient(to top,rgba(21,30,27,.88),rgba(21,30,27,0));color:#F4EDE3;}
.ky-phone-title{display:block;font-size:15px;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.ky-phone-meta{font-size:12px;color:#BFB6AA;}

/* 通用区块 */
.ky-section{padding:96px 0;}
.ky-section-alt{background:#F5EFE6;}
.ky-section-head{max-width:720px;margin-bottom:44px;}
.ky-section-head h2{font-size:clamp(22px,2.6vw,30px);margin-bottom:12px;}
.ky-section-head h2::before{content:"";display:inline-block;width:26px;height:2px;background:var(--ky-primary);vertical-align:middle;margin-right:12px;}
.ky-section-head p{color:var(--ky-ink-2);font-size:16px;}
.ky-section-head-center{margin-left:auto;margin-right:auto;text-align:center;}

/* 片段横滑 */
.ky-clip-track{display:flex;gap:22px;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:8px;}
.ky-clip-track::-webkit-scrollbar{display:none;}
.ky-clip-track{scrollbar-width:none;}
.ky-clip{flex:0 0 calc((100% - 44px)/3);scroll-snap-align:start;background:var(--ky-surface);border:1.5px solid var(--ky-line);border-radius:var(--ky-r-card);padding:12px;box-shadow:var(--ky-sh-1);transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;}
.ky-clip:hover{transform:translateY(-4px);box-shadow:var(--ky-sh-3);border-color:var(--ky-line-2);}
.ky-clip-media{position:relative;aspect-ratio:9/16;border-radius:var(--ky-r-img);overflow:hidden;background:#EDE6DB;margin-bottom:14px;}
.ky-clip-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.ky-clip:hover .ky-clip-media img{transform:scale(1.04);}
.ky-clip h3{font-size:16px;margin-bottom:8px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.ky-clip-meta{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--ky-ink-3);}

/* 场景分区 */
.ky-scene-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:24px;}
.ky-scene-main{position:relative;border-radius:var(--ky-r-card);overflow:hidden;border:1.5px solid var(--ky-line);min-height:380px;background:#EDE6DB;}
.ky-scene-main img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.ky-scene-main:hover img{transform:scale(1.05);}
.ky-scene-overlay{position:absolute;inset:0;background:linear-gradient(to top,rgba(21,30,27,.88) 12%,rgba(21,30,27,.15) 62%,rgba(21,30,27,0));display:flex;flex-direction:column;justify-content:flex-end;padding:32px;color:#F4EDE3;}
.ky-scene-overlay h3{color:#fff;font-size:22px;margin-bottom:10px;}
.ky-scene-overlay p{color:#D9D0C4;font-size:15px;max-width:520px;}
.ky-scene-side{display:grid;grid-template-rows:1fr 1fr;gap:24px;}
.ky-scene-card{background:var(--ky-surface);border:1.5px solid var(--ky-line);border-radius:var(--ky-r-card);padding:24px;box-shadow:var(--ky-sh-1);display:flex;flex-direction:column;justify-content:center;gap:10px;transition:transform .24s ease,box-shadow .24s ease;}
.ky-scene-card:hover{transform:translateY(-4px);box-shadow:var(--ky-sh-2);}
.ky-scene-card h3{font-size:18px;}
.ky-scene-card p{font-size:14px;color:var(--ky-ink-2);}
.ky-scene-card .ky-text-link{margin-top:4px;}

/* 清单区 */
.ky-list{display:flex;flex-direction:column;}
.ky-list-item{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;padding:36px 0;border-top:1px solid var(--ky-line);}
.ky-list-item:first-child{border-top:0;padding-top:0;}
.ky-list-item:nth-child(even) .ky-list-media{order:2;}
.ky-list-media{border-radius:var(--ky-r-img);overflow:hidden;border:1.5px solid var(--ky-line);aspect-ratio:16/10;background:#EDE6DB;}
.ky-list-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.ky-list-item:hover .ky-list-media img{transform:scale(1.04);}
.ky-index{display:inline-block;font-family:var(--ky-serif);font-size:15px;font-weight:700;color:var(--ky-accent);border:1.5px solid var(--ky-line-2);border-radius:8px;padding:2px 10px;margin-bottom:12px;letter-spacing:1px;}
.ky-list-body h3{font-size:20px;margin-bottom:14px;}
.ky-points{display:flex;flex-direction:column;gap:8px;margin-bottom:16px;}
.ky-points li{position:relative;padding-left:18px;font-size:15px;color:var(--ky-ink-2);}
.ky-points li::before{content:"";position:absolute;left:0;top:11px;width:6px;height:6px;border-radius:2px;background:var(--ky-primary);opacity:.65;}
.ky-tags{display:flex;flex-wrap:wrap;gap:8px;}
.ky-tag{font-size:12px;color:var(--ky-ink-2);background:#F3EBE0;border:1px solid var(--ky-line);border-radius:var(--ky-r-pill);padding:3px 12px;}

/* 最新动态 */
.ky-news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.ky-news-card{display:flex;flex-direction:column;background:var(--ky-surface);border:1.5px solid var(--ky-line);border-radius:var(--ky-r-card);padding:24px;box-shadow:var(--ky-sh-1);transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;}
.ky-news-card:hover{transform:translateY(-4px);box-shadow:var(--ky-sh-3);border-color:var(--ky-line-2);}
.ky-badge{align-self:flex-start;font-size:12px;font-weight:600;color:var(--ky-primary-dark);background:var(--ky-primary-soft);border-radius:var(--ky-r-pill);padding:3px 12px;margin-bottom:14px;}
.ky-news-title{font-size:17px;line-height:1.5;margin-bottom:12px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.ky-news-title a{color:var(--ky-ink);}
.ky-news-card:hover .ky-news-title a{color:var(--ky-primary);}
.ky-news-excerpt{font-size:14px;color:var(--ky-ink-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:18px;}
.ky-news-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:14px;border-top:1px dashed var(--ky-line-2);}
.ky-news-foot time{font-size:13px;color:var(--ky-ink-3);}
.ky-empty{grid-column:1/-1;text-align:center;padding:56px 24px;background:var(--ky-surface);border:1.5px dashed var(--ky-line-2);border-radius:var(--ky-r-card);}
.ky-empty p{color:var(--ky-ink-2);margin-bottom:18px;}

/* 口碑 */
.ky-review-track{display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:8px;}
.ky-review-track::-webkit-scrollbar{display:none;}
.ky-review-track{scrollbar-width:none;}
.ky-review{flex:0 0 300px;scroll-snap-align:start;background:#F5EFE6;border-radius:var(--ky-r-card);padding:24px;border:1.5px solid transparent;transition:border-color .22s ease;}
.ky-review:hover{border-color:var(--ky-line-2);}
.ky-review-head{display:flex;align-items:center;gap:12px;margin-bottom:14px;}
.ky-avatar{width:40px;height:40px;border-radius:50%;overflow:hidden;background:#E2D9CB;flex:0 0 40px;}
.ky-avatar img{width:100%;height:100%;object-fit:cover;}
.ky-review-name{font-size:14px;font-weight:700;}
.ky-stars{color:var(--ky-gold);font-size:13px;letter-spacing:2px;}
.ky-review p{font-size:14px;color:var(--ky-ink-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:10px;}
.ky-review time{font-size:12px;color:var(--ky-ink-3);}

/* CTA */
.ky-cta{background:linear-gradient(120deg,#FF9A6B,#FF7A45 55%,#E8622E);border-radius:22px;padding:44px;display:flex;align-items:center;justify-content:space-between;gap:32px;color:#fff;box-shadow:var(--ky-hard);}
.ky-cta h2{color:#fff;font-size:clamp(20px,2.4vw,28px);margin-bottom:10px;}
.ky-cta p{color:rgba(255,255,255,.9);font-size:15px;max-width:520px;}
.ky-cta .ky-btn{background:#fff;color:var(--ky-accent-dark);border-color:#fff;box-shadow:none;flex:0 0 auto;}
.ky-cta .ky-btn:hover{background:var(--ky-dark);color:#fff;border-color:var(--ky-dark);}

/* FAQ */
.ky-faq{--bs-accordion-bg:transparent;--bs-accordion-border-width:0;--bs-accordion-border-radius:0;--bs-accordion-inner-border-radius:0;--bs-accordion-btn-padding-x:0;--bs-accordion-btn-padding-y:22px;--bs-accordion-active-bg:transparent;--bs-accordion-active-color:var(--ky-primary);--bs-accordion-btn-color:var(--ky-ink);--bs-accordion-btn-focus-box-shadow:none;--bs-accordion-body-padding-x:0;--bs-accordion-body-padding-y:0 0 22px;}
.ky-faq .accordion-item{background:transparent;border:0;border-top:1px solid var(--ky-line);}
.ky-faq .accordion-item:first-child{border-top:0;}
.ky-faq .accordion-button{position:relative;font-size:18px;font-weight:700;box-shadow:none;background:transparent;padding-left:16px;}
.ky-faq .accordion-button::before{content:"";position:absolute;left:0;top:26px;bottom:26px;width:3px;border-radius:3px;background:var(--ky-primary);transform:scaleY(0);transform-origin:top;transition:transform .24s ease;}
.ky-faq .accordion-button:not(.collapsed)::before{transform:scaleY(1);}
.ky-faq .accordion-button::after{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M8 1.5v13M1.5 8h13' stroke='%231E7A6A' stroke-width='1.8' stroke-linecap='round'/%3E%3C/svg%3E");width:16px;height:16px;background-size:16px 16px;transition:transform .24s ease;}
.ky-faq .accordion-button:not(.collapsed)::after{transform:rotate(45deg);background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M8 1.5v13M1.5 8h13' stroke='%23E8622E' stroke-width='1.8' stroke-linecap='round'/%3E%3C/svg%3E");}
.ky-faq .accordion-body{color:var(--ky-ink-2);font-size:15px;padding:0 40px 22px 16px;background:transparent;}

/* 页脚 */
.ky-footer{background:var(--ky-dark);color:#C8BFB2;padding:72px 0 26px;margin-top:0;}
.ky-footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.4fr;gap:40px;padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.10);}
.ky-footer-logo{font-family:var(--ky-serif);font-size:20px;font-weight:800;color:#F4EDE3;margin-bottom:14px;display:flex;align-items:center;gap:9px;}
.ky-footer p{font-size:14px;line-height:1.85;color:#A79E92;}
.ky-footer h4{font-size:15px;color:#F4EDE3;margin-bottom:18px;}
.ky-footer-col ul{display:flex;flex-direction:column;gap:12px;}
.ky-footer-col a{font-size:14px;color:#A79E92;}
.ky-footer-col a:hover{color:var(--ky-accent);}
.ky-sub-form{display:flex;flex-direction:column;gap:10px;margin-top:16px;}
.ky-input{height:48px;border-radius:var(--ky-r-input);border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.06);color:#F4EDE3;padding:0 16px;font-size:14px;font-family:inherit;transition:border-color .22s ease,box-shadow .22s ease;width:100%;}
.ky-input::placeholder{color:#8B8378;}
.ky-input:focus{outline:none;border-color:var(--ky-primary);box-shadow:0 0 0 4px rgba(30,122,106,.22);}
.ky-err{font-size:12px;color:var(--ky-accent);display:none;}
.ky-footer-bottom{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;padding-top:22px;font-size:13px;color:#8B8378;}
.ky-footer-bottom a{color:#A79E92;}
.ky-footer-bottom a:hover{color:var(--ky-accent);}

/* 悬浮条 */
.ky-float{position:fixed;left:0;right:0;bottom:0;z-index:1040;display:none;align-items:center;justify-content:space-between;gap:14px;height:56px;padding:0 16px calc(0px + env(safe-area-inset-bottom)) 16px;background:var(--ky-surface);box-shadow:0 -6px 20px rgba(28,27,25,.10);border-top:1px solid var(--ky-line);}
.ky-float-label{display:flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--ky-ink-2);}

/* 响应式 */
@media (max-width:1199px){
  .ky-hero-grid{gap:40px;}
}
@media (max-width:991px){
  .ky-nav-left,.ky-nav-right .ky-nav-link,.ky-nav-right .ky-btn{display:none;}
  .ky-burger{display:flex;}
  .ky-nav-inner{height:64px;justify-content:space-between;}
  .ky-logo{font-size:20px;position:absolute;left:50%;transform:translateX(-50%);}
  .ky-nav-inner{position:relative;}
  .ky-nav-left{flex:0 0 auto;}
  .ky-hero{padding:52px 0 60px;}
  .ky-hero-grid{grid-template-columns:1fr;}
  .ky-hero-card{order:2;margin-top:8px;}
  .ky-phone{max-width:78vw;margin:0 auto;}
  .ky-section{padding:64px 0;}
  .ky-clip{flex:0 0 68%;}
  .ky-scene-grid{grid-template-columns:1fr;}
  .ky-scene-main{min-height:300px;}
  .ky-scene-side{grid-template-rows:auto auto;}
  .ky-list-item{grid-template-columns:1fr;gap:20px;padding:28px 0;}
  .ky-list-item:nth-child(even) .ky-list-media{order:0;}
  .ky-news-grid{grid-template-columns:repeat(2,1fr);}
  .ky-cta{flex-direction:column;align-items:flex-start;padding:32px;}
  .ky-footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767px){
  body{padding-bottom:72px;}
  .ky-float{display:flex;}
  .ky-news-grid{grid-template-columns:1fr;}
  .ky-review{flex:0 0 82%;}
  .ky-clip{flex:0 0 76%;}
  .ky-hero h1{font-size:28px;}
  .ky-section-head h2{font-size:22px;}
  .ky-list-body h3{font-size:18px;}
  .ky-footer{padding-top:52px;}
  .ky-footer-bottom{flex-direction:column;align-items:flex-start;}
  .ky-topbar-text{max-width:72%;font-size:12px;}
  .ky-topbar-close{right:12px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;}
}

/* 移动端顶部菜单 */
.ky-mobile-menu{background:var(--ky-bg);border-bottom:2px solid var(--ky-dark);}
.ky-mobile-menu .offcanvas-header{padding:16px 24px;border-bottom:1px solid var(--ky-line);}
.ky-mobile-title{font-family:var(--ky-serif);font-size:19px;font-weight:800;color:var(--ky-ink);}
.ky-mobile-menu .offcanvas-body{padding:8px 24px 24px;}
.ky-mobile-list{display:flex;flex-direction:column;}
.ky-mobile-list li{border-bottom:1px solid var(--ky-line);}
.ky-mobile-list a{display:flex;align-items:center;height:52px;font-size:16px;color:var(--ky-ink);}
.ky-mobile-list a.active{color:var(--ky-primary);font-weight:700;}
.ky-mobile-cta{width:100%;margin-top:20px;}

/* roulang page: article */
:root{
  --ky-primary:#1E7A6A;
  --ky-primary-dark:#16604F;
  --ky-primary-soft:#E8F2EF;
  --ky-accent:#FF7A45;
  --ky-accent-dark:#E8622E;
  --ky-gold:#F2B544;
  --ky-bg:#FBF7F1;
  --ky-surface:#FFFFFF;
  --ky-line:#ECE3D9;
  --ky-line-ink:rgba(28,27,25,.14);
  --ky-ink:#1C1B19;
  --ky-ink-2:#4A4744;
  --ky-muted:#8A8177;
  --ky-radius-pill:999px;
  --ky-radius-card:18px;
  --ky-radius-img:14px;
  --ky-radius-input:12px;
  --ky-shadow-1:0 2px 8px rgba(28,27,25,.05);
  --ky-shadow-2:0 10px 28px rgba(28,27,25,.08);
  --ky-shadow-3:0 18px 40px rgba(28,27,25,.12);
  --ky-shadow-retro:5px 5px 0 rgba(28,27,25,.07);
  --ky-container:1200px;
  --ky-font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;

  --bs-primary:#1E7A6A;
  --bs-primary-rgb:30,122,106;
  --bs-body-font-family:var(--ky-font);
  --bs-font-sans-serif:var(--ky-font);
  --bs-body-bg:#FBF7F1;
  --bs-body-color:#1C1B19;
  --bs-border-radius:12px;
  --bs-border-radius-lg:18px;
  --bs-link-color:#1E7A6A;
  --bs-link-hover-color:#16604F;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;background:var(--ky-bg);color:var(--ky-ink);
  font-family:var(--ky-font);font-size:16px;line-height:1.85;font-weight:400;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--ky-primary);text-decoration:none;transition:color .22s ease;}
a:hover{color:var(--ky-primary-dark);}
button,input,textarea,select{font:inherit;color:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,h5{margin:0;font-weight:800;letter-spacing:0;line-height:1.3;color:var(--ky-ink);}
p{margin:0 0 1em;}
:focus-visible{outline:2px solid var(--ky-primary);outline-offset:2px;box-shadow:0 0 0 4px rgba(30,122,106,.16);}
::selection{background:var(--ky-primary-soft);color:var(--ky-primary-dark);}

.container{max-width:var(--ky-container);padding-left:24px;padding-right:24px;margin:0 auto;}
@media (min-width:1400px){.container{max-width:1280px;}}

/* ============ 顶部细条 ============ */
.ky-topbar{background:#221F1C;color:#F4EFE7;font-size:13px;}
.ky-topbar.is-hidden{display:none;}
.ky-topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:36px;padding-top:6px;padding-bottom:6px;}
.ky-topbar-text{opacity:.86;line-height:1.5;}
.ky-topbar-close{background:transparent;border:0;color:#F4EFE7;font-size:18px;line-height:1;cursor:pointer;padding:0 4px;opacity:.7;transition:opacity .2s ease;}
.ky-topbar-close:hover{opacity:1;}

/* ============ 导航 ============ */
.ky-header{position:sticky;top:0;z-index:1030;background:rgba(251,247,241,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--ky-line);}
.ky-nav-inner{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;height:72px;gap:16px;}
.ky-nav-left{display:flex;align-items:center;gap:6px;justify-self:start;}
.ky-nav-right{display:flex;align-items:center;gap:12px;justify-self:end;}
.ky-nav-link{position:relative;display:inline-block;padding:8px 12px;font-size:15px;font-weight:600;color:var(--ky-ink-2);border-radius:var(--ky-radius-pill);transition:color .22s ease,background .22s ease;}
.ky-nav-link::after{content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;background:var(--ky-primary);border-radius:2px;transform:scaleX(0);transform-origin:left;transition:transform .24s ease;}
.ky-nav-link:hover{color:var(--ky-primary);background:var(--ky-primary-soft);}
.ky-nav-link:hover::after,.ky-nav-link.active::after{transform:scaleX(1);}
.ky-nav-link.active{color:var(--ky-primary);}
.ky-logo{display:inline-flex;align-items:center;gap:10px;font-size:20px;font-weight:800;color:var(--ky-ink);letter-spacing:.4px;white-space:nowrap;}
.ky-logo:hover{color:var(--ky-primary-dark);}
.ky-logo-mark{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:10px;background:var(--ky-primary-soft);color:var(--ky-primary);}
.ky-icon-btn{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:var(--ky-radius-pill);border:1px solid var(--ky-line);background:var(--ky-surface);color:var(--ky-ink-2);cursor:pointer;transition:all .22s ease;}
.ky-icon-btn:hover{border-color:var(--ky-primary);color:var(--ky-primary);background:var(--ky-primary-soft);}
.ky-burger{display:none;flex-direction:column;justify-content:center;gap:4px;width:42px;height:42px;border-radius:12px;border:1px solid var(--ky-line);background:var(--ky-surface);cursor:pointer;padding:0 10px;}
.ky-burger span{display:block;height:2px;border-radius:2px;background:var(--ky-ink-2);}
.ky-burger:hover{border-color:var(--ky-primary);}
.ky-burger:hover span{background:var(--ky-primary);}

/* ============ 按钮 ============ */
.ky-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 26px;border-radius:var(--ky-radius-pill);font-size:15px;font-weight:700;border:1.5px solid transparent;cursor:pointer;transition:transform .2s ease,background .2s ease,color .2s ease,border-color .2s ease,box-shadow .2s ease;white-space:nowrap;}
.ky-btn-primary{background:var(--ky-accent);color:#fff;box-shadow:0 8px 20px rgba(255,122,69,.26);}
.ky-btn-primary:hover{background:var(--ky-accent-dark);color:#fff;transform:translateY(-2px);box-shadow:0 12px 26px rgba(232,98,46,.3);}
.ky-btn-primary:active{transform:translateY(1px);box-shadow:0 4px 12px rgba(232,98,46,.24);}
.ky-btn-ghost{background:transparent;color:var(--ky-primary);border-color:var(--ky-primary);}
.ky-btn-ghost:hover{background:var(--ky-primary-soft);color:var(--ky-primary-dark);border-color:var(--ky-primary-dark);transform:translateY(-2px);}
.ky-btn-ghost:active{transform:translateY(1px);}
.ky-btn-sm{padding:9px 20px;font-size:14px;}
.ky-btn-text{display:inline-flex;align-items:center;gap:6px;color:var(--ky-primary);font-weight:700;font-size:14px;}
.ky-btn-text svg{transition:transform .22s ease;}
.ky-btn-text:hover svg{transform:translateX(4px);}

/* ============ 徽章 / 标签 ============ */
.ky-chip{display:inline-flex;align-items:center;gap:6px;padding:5px 14px;border-radius:var(--ky-radius-pill);background:var(--ky-primary-soft);color:var(--ky-primary-dark);font-size:13px;font-weight:700;}
.ky-chip-gold{background:#FDF3DF;color:#96660F;}
.ky-tag{display:inline-flex;align-items:center;padding:7px 16px;border-radius:var(--ky-radius-pill);background:#F4EEE6;color:var(--ky-ink-2);font-size:14px;font-weight:600;border:1px solid transparent;transition:all .22s ease;}
.ky-tag:hover{background:var(--ky-primary);color:#fff;border-color:var(--ky-primary);}

/* ============ 面包屑 ============ */
.ky-crumb{padding:26px 0 0;font-size:13px;color:var(--ky-muted);}
.ky-crumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;}
.ky-crumb li{display:flex;align-items:center;gap:8px;}
.ky-crumb li+li::before{content:"›";color:#C4B9AC;}
.ky-crumb a{color:var(--ky-muted);}
.ky-crumb a:hover{color:var(--ky-primary);}
.ky-crumb .is-current{color:var(--ky-ink-2);font-weight:600;max-width:280px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* ============ 文章头部 ============ */
.ky-post-head{padding:26px 0 0;text-align:center;}
.ky-post-head-inner{max-width:860px;margin:0 auto;}
.ky-post-title{font-size:clamp(28px,4vw,40px);margin:16px 0 0;line-height:1.32;}
.ky-post-meta{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:8px 14px;margin-top:18px;font-size:14px;color:var(--ky-muted);}
.ky-post-meta span{display:inline-flex;align-items:center;gap:6px;}
.ky-post-meta .ky-dot{width:4px;height:4px;border-radius:50%;background:#D6CABC;}
.ky-post-cover{margin:32px auto 0;max-width:1000px;border-radius:var(--ky-radius-img);overflow:hidden;border:1px solid var(--ky-line);box-shadow:var(--ky-shadow-2);}
.ky-post-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;}

/* ============ 正文布局 ============ */
.ky-article-wrap{padding:48px 0 96px;}
.ky-article-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:56px;max-width:1120px;margin:0 auto;align-items:start;}
.ky-article-body{max-width:760px;font-size:16.5px;line-height:1.95;color:var(--ky-ink-2);}
.ky-article-body h2{position:relative;font-size:26px;color:var(--ky-ink);margin:2em 0 .8em;padding-left:16px;scroll-margin-top:110px;}
.ky-article-body h2::before{content:"";position:absolute;left:0;top:.22em;bottom:.18em;width:4px;border-radius:4px;background:var(--ky-primary);}
.ky-article-body h3{font-size:20px;color:var(--ky-ink);margin:1.7em 0 .7em;scroll-margin-top:110px;}
.ky-article-body p{margin:0 0 1.25em;}
.ky-article-body ul,.ky-article-body ol{margin:0 0 1.35em;padding-left:2px;}
.ky-article-body ul li,.ky-article-body ol li{position:relative;padding-left:24px;margin-bottom:.6em;line-height:1.9;}
.ky-article-body ul li::before{content:"";position:absolute;left:4px;top:.72em;width:7px;height:7px;border-radius:50%;background:var(--ky-primary);opacity:.55;}
.ky-article-body ol{counter-reset:kyol;}
.ky-article-body ol li{counter-increment:kyol;}
.ky-article-body ol li::before{content:counter(kyol);position:absolute;left:0;top:.25em;width:20px;height:20px;border-radius:50%;background:var(--ky-primary-soft);color:var(--ky-primary-dark);font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center;line-height:1;}
.ky-article-body blockquote{margin:1.6em 0;padding:18px 22px;background:var(--ky-primary-soft);border-left:4px solid var(--ky-primary);border-radius:0 var(--ky-radius-input) var(--ky-radius-input) 0;color:var(--ky-ink-2);}
.ky-article-body blockquote p:last-child{margin-bottom:0;}
.ky-article-body img{border-radius:var(--ky-radius-img);margin:1.6em 0;box-shadow:var(--ky-shadow-1);}
.ky-article-body figure{margin:1.6em 0;}
.ky-article-body figcaption{text-align:center;font-size:13px;color:var(--ky-muted);margin-top:10px;}
.ky-article-body table{width:100%;border-collapse:collapse;font-size:15px;}
.ky-article-body .ky-table-scroll{overflow-x:auto;margin:1.6em 0;border:1px solid var(--ky-line);border-radius:var(--ky-radius-input);background:var(--ky-surface);}
.ky-article-body table th,.ky-article-body table td{padding:12px 16px;border-bottom:1px solid var(--ky-line);text-align:left;white-space:nowrap;}
.ky-article-body table th{background:#F6F1E9;color:var(--ky-ink);font-weight:700;}
.ky-article-body strong{color:var(--ky-ink);font-weight:700;}
.ky-article-body a{border-bottom:1px solid rgba(30,122,106,.35);}

/* ============ 空态 ============ */
.ky-empty{text-align:center;padding:64px 24px;background:var(--ky-surface);border:1px dashed var(--ky-line-ink);border-radius:var(--ky-radius-card);box-shadow:var(--ky-shadow-retro);}
.ky-empty-icon{width:56px;height:56px;margin:0 auto 16px;border-radius:50%;background:var(--ky-primary-soft);color:var(--ky-primary);display:flex;align-items:center;justify-content:center;}
.ky-empty h2{font-size:22px;margin-bottom:8px;}
.ky-empty p{color:var(--ky-muted);margin-bottom:20px;}

/* ============ 侧栏 ============ */
.ky-side{position:sticky;top:104px;display:flex;flex-direction:column;gap:20px;}
.ky-side-card{background:var(--ky-surface);border:1px solid var(--ky-line);border-radius:var(--ky-radius-card);padding:22px;box-shadow:var(--ky-shadow-1);}
.ky-side-card h3{font-size:16px;margin-bottom:14px;display:flex;align-items:center;gap:8px;}
.ky-side-card h3::before{content:"";width:4px;height:15px;border-radius:3px;background:var(--ky-accent);}
.ky-toc-list{display:flex;flex-direction:column;gap:2px;max-height:340px;overflow-y:auto;}
.ky-toc-link{display:block;font-size:14px;color:var(--ky-ink-2);padding:7px 10px;border-radius:10px;line-height:1.55;transition:all .2s ease;}
.ky-toc-link.is-sub{padding-left:22px;font-size:13px;color:var(--ky-muted);}
.ky-toc-link:hover{background:var(--ky-primary-soft);color:var(--ky-primary-dark);}
.ky-hot-list li+li{border-top:1px dashed var(--ky-line);}
.ky-hot-list a{display:block;padding:12px 0;font-size:14.5px;color:var(--ky-ink-2);line-height:1.6;}
.ky-hot-list a:hover{color:var(--ky-primary);}
.ky-hot-list .ky-hot-index{display:inline-flex;width:20px;height:20px;margin-right:8px;border-radius:6px;background:#F6F1E9;color:var(--ky-muted);font-size:12px;font-weight:700;align-items:center;justify-content:center;}

/* ============ 标签 / 相关推荐 / 上下篇 ============ */
.ky-post-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:44px;padding-top:26px;border-top:1px dashed var(--ky-line-ink);}
.ky-block-title{display:flex;align-items:center;gap:16px;font-size:24px;margin-bottom:26px;}
.ky-block-title::before,.ky-block-title::after{content:"";height:1px;background:var(--ky-line);flex:1;}
.ky-section{padding-top:56px;}
.ky-card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;}
.ky-card{display:flex;flex-direction:column;background:var(--ky-surface);border:1px solid var(--ky-line);border-radius:var(--ky-radius-card);overflow:hidden;box-shadow:var(--ky-shadow-1);transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;height:100%;}
.ky-card:hover{transform:translateY(-4px);box-shadow:var(--ky-shadow-3);border-color:#DCCFC0;}
.ky-card-thumb{overflow:hidden;aspect-ratio:16/10;background:#F1EAE0;}
.ky-card-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease;}
.ky-card:hover .ky-card-thumb img{transform:scale(1.04);}
.ky-card-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.ky-card-title{font-size:18px;line-height:1.5;font-weight:700;}
.ky-card:hover .ky-card-title{color:var(--ky-primary);}
.ky-card-desc{font-size:14.5px;color:var(--ky-muted);line-height:1.75;flex:1;}
.ky-card-foot{display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--ky-muted);padding-top:6px;border-top:1px dashed var(--ky-line);}

.ky-pager{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:48px;}
.ky-pager-item{display:block;background:var(--ky-surface);border:1px solid var(--ky-line);border-radius:var(--ky-radius-card);padding:20px 22px;box-shadow:var(--ky-shadow-1);transition:all .24s ease;}
.ky-pager-item:hover{border-color:var(--ky-primary);transform:translateY(-3px);box-shadow:var(--ky-shadow-2);}
.ky-pager-item span{display:block;font-size:12.5px;color:var(--ky-muted);margin-bottom:8px;letter-spacing:.5px;}
.ky-pager-item strong{font-size:15.5px;color:var(--ky-ink);font-weight:700;line-height:1.55;display:block;}
.ky-pager-item.is-next{text-align:right;}
.ky-back-row{margin-top:34px;text-align:center;}

/* ============ CTA 区 ============ */
.ky-cta{margin-top:80px;position:relative;overflow:hidden;border-radius:22px;border:1px solid var(--ky-line-ink);}
.ky-cta-bg{position:absolute;inset:0;background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat;}
.ky-cta-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(30,122,106,.94) 0%,rgba(22,96,79,.82) 55%,rgba(255,122,69,.72) 100%);}
.ky-cta-inner{position:relative;display:flex;align-items:center;justify-content:space-between;gap:32px;padding:44px 42px;color:#fff;}
.ky-cta-inner h2{color:#fff;font-size:26px;margin-bottom:10px;}
.ky-cta-inner p{color:rgba(255,255,255,.86);margin:0;font-size:15px;max-width:560px;}
.ky-cta-inner .ky-btn-primary{box-shadow:0 10px 26px rgba(0,0,0,.2);}

/* ============ FAQ ============ */
.ky-faq{margin-top:80px;}
.ky-faq-list{border-top:1px solid var(--ky-line);}
.ky-faq-item{border-bottom:1px solid var(--ky-line);}
.ky-faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;text-align:left;background:transparent;border:0;padding:22px 4px;font-size:18px;font-weight:700;color:var(--ky-ink);cursor:pointer;transition:color .2s ease;}
.ky-faq-q:hover{color:var(--ky-primary);}
.ky-faq-q .ky-faq-icon{position:relative;width:22px;height:22px;flex:0 0 22px;transition:transform .26s ease;}
.ky-faq-q .ky-faq-icon::before,.ky-faq-q .ky-faq-icon::after{content:"";position:absolute;background:var(--ky-primary);border-radius:2px;}
.ky-faq-q .ky-faq-icon::before{left:0;top:10px;width:22px;height:2px;}
.ky-faq-q .ky-faq-icon::after{top:0;left:10px;width:2px;height:22px;}
.ky-faq-q[aria-expanded="true"] .ky-faq-icon{transform:rotate(45deg);}
.ky-faq-a{background:var(--ky-bg);border-radius:0 0 var(--ky-radius-img) var(--ky-radius-img);}
.ky-faq-a .ky-faq-a-inner{padding:4px 4px 22px;color:var(--ky-ink-2);font-size:15.5px;line-height:1.9;max-width:820px;}

/* ============ 移动菜单 ============ */
.ky-offcanvas{background:var(--ky-bg);border:0;border-bottom:1px solid var(--ky-line);}
.ky-offcanvas .offcanvas-header{padding:18px 24px;border-bottom:1px solid var(--ky-line);}
.ky-offcanvas .offcanvas-body{padding:12px 24px 28px;}
.ky-mobile-link{display:flex;align-items:center;justify-content:space-between;height:52px;padding:0 4px;font-size:16px;font-weight:600;color:var(--ky-ink-2);border-bottom:1px dashed var(--ky-line);}
.ky-mobile-link:hover,.ky-mobile-link.active{color:var(--ky-primary);}
.ky-mobile-cta{margin-top:22px;}

/* ============ 页脚 ============ */
.ky-footer{background:#221F1C;color:#CFC7BC;padding:72px 0 28px;margin-top:96px;font-size:14.5px;}
.ky-footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.4fr;gap:40px;}
.ky-footer-logo{display:inline-flex;align-items:center;gap:10px;color:#F6F1E9;font-size:19px;font-weight:800;margin-bottom:16px;}
.ky-footer-logo .ky-logo-mark{background:rgba(255,255,255,.08);color:#7FD3C2;}
.ky-footer-col p{color:#9E968B;line-height:1.85;margin:0;max-width:320px;}
.ky-footer-col h4{color:#F6F1E9;font-size:15px;margin-bottom:16px;letter-spacing:.5px;}
.ky-footer-col ul li+li{margin-top:10px;}
.ky-footer-col ul a{color:#CFC7BC;}
.ky-footer-col ul a:hover{color:#7FD3C2;}
.ky-sub-form{display:flex;flex-direction:column;gap:10px;margin-top:6px;}
.ky-input{height:48px;border-radius:var(--ky-radius-input);border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.06);padding:0 16px;color:#F6F1E9;transition:border-color .2s ease,box-shadow .2s ease;}
.ky-input::placeholder{color:#8C857B;}
.ky-input:focus{outline:none;border-color:#7FD3C2;box-shadow:0 0 0 4px rgba(127,211,194,.14);}
.ky-sub-form .ky-err{display:none;font-size:12px;color:var(--ky-accent);}
.ky-footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;margin-top:52px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);color:#8C857B;font-size:13px;}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .ky-article-layout{grid-template-columns:minmax(0,1fr) 260px;gap:40px;}
}
@media (max-width:991.98px){
  .ky-nav-inner{grid-template-columns:auto 1fr auto;height:64px;}
  .ky-nav-left{display:none;}
  .ky-nav-right .ky-nav-link{display:none;}
  .ky-nav-right .ky-btn{display:none;}
  .ky-logo{justify-self:center;font-size:18px;}
  .ky-burger{display:flex;}
  .ky-article-layout{grid-template-columns:minmax(0,1fr);gap:28px;}
  .ky-side{position:static;order:2;}
  .ky-toc-list{max-height:none;}
  .ky-card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .ky-cta-inner{flex-direction:column;align-items:flex-start;padding:34px 26px;}
  .ky-footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .ky-article-wrap{padding:36px 0 72px;}
}
@media (max-width:767.98px){
  .container{padding-left:16px;padding-right:16px;}
  .ky-post-title{font-size:27px;}
  .ky-article-body{font-size:16px;line-height:1.9;}
  .ky-article-body h2{font-size:22px;}
  .ky-article-body h3{font-size:18px;}
  .ky-card-grid{grid-template-columns:minmax(0,1fr);}
  .ky-pager{grid-template-columns:minmax(0,1fr);}
  .ky-pager-item.is-next{text-align:left;}
  .ky-block-title{font-size:20px;gap:12px;}
  .ky-cta-inner h2{font-size:22px;}
  .ky-faq-q{font-size:16.5px;padding:18px 2px;}
  .ky-footer{padding:56px 0 24px;margin-top:72px;}
  .ky-footer-grid{grid-template-columns:minmax(0,1fr);gap:28px;}
  .ky-post-cover{margin-top:24px;border-radius:12px;}
  .ky-section{padding-top:44px;}
  .ky-faq{margin-top:56px;}
  .ky-cta{margin-top:56px;}
}
@media (max-width:519.98px){
  .ky-topbar-text{font-size:12px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
  .ky-post-meta{font-size:13px;gap:6px 10px;}
  .ky-article-body h2{padding-left:13px;}
  .ky-cta-inner{padding:28px 20px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important;}
}

/* roulang page: category1 */
:root{
  --ky-primary:#1E7A6A;
  --ky-primary-dark:#16604F;
  --ky-primary-soft:#E8F2EF;
  --ky-accent:#FF7A45;
  --ky-accent-dark:#E8622E;
  --ky-yellow:#F2B544;
  --ky-bg:#FBF7F1;
  --ky-surface:#FFFFFF;
  --ky-ink:#1C1B19;
  --ky-ink-2:#4A4744;
  --ky-muted:#8A8177;
  --ky-line:#ECE3D9;
  --ky-dark:#16231F;
  --ky-dark-2:#1F322B;
  --ky-r-sm:12px;
  --ky-r:14px;
  --ky-r-card:18px;
  --ky-r-lg:20px;
  --ky-shadow-1:0 2px 8px rgba(28,27,25,.05);
  --ky-shadow-2:0 10px 28px rgba(28,27,25,.08);
  --ky-shadow-3:0 18px 40px rgba(28,27,25,.12);
  --bs-primary:#1E7A6A;
  --bs-body-font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  --bs-border-radius:14px;
  --bs-link-color:#1E7A6A;
  --bs-link-hover-color:#16604F;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--ky-bg);color:var(--ky-ink);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;line-height:1.85;font-weight:400;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .22s ease}
a:hover{color:var(--ky-primary)}
ul,ol{list-style:none;margin:0;padding:0}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.3;letter-spacing:0;color:var(--ky-ink)}
p{margin:0}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--ky-primary);outline-offset:2px;box-shadow:0 0 0 4px rgba(30,122,106,.16);border-radius:6px}

.container{width:100%;max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px}
@media(min-width:1400px){.container{max-width:1280px}}

/* ---------- 顶部细条 ---------- */
.ky-topbar{background:var(--ky-dark);color:#E7EFEB;font-size:13px}
.ky-topbar.is-hidden{display:none}
.ky-topbar-inner{display:flex;align-items:center;justify-content:center;gap:14px;min-height:36px;padding-top:6px;padding-bottom:6px}
.ky-topbar-text{line-height:1.5;text-align:center}
.ky-topbar-close{
  border:1px solid rgba(255,255,255,.28);background:transparent;color:#E7EFEB;
  width:22px;height:22px;line-height:1;border-radius:999px;font-size:14px;cursor:pointer;
  flex:0 0 auto;transition:background .2s ease;
}
.ky-topbar-close:hover{background:rgba(255,255,255,.14)}

/* ---------- 导航 ---------- */
.ky-header{position:sticky;top:0;z-index:1040}
.ky-nav{background:rgba(251,247,241,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--ky-line)}
.ky-nav-inner{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;min-height:72px;gap:16px}
.ky-nav-left{display:flex;align-items:center;gap:6px;justify-content:flex-start}
.ky-nav-right{display:flex;align-items:center;gap:10px;justify-content:flex-end}
.ky-nav-link{
  display:inline-block;padding:8px 14px;border-radius:999px;font-size:15px;font-weight:500;color:var(--ky-ink-2);
  transition:background .22s ease,color .22s ease;
}
.ky-nav-link:hover{background:var(--ky-primary-soft);color:var(--ky-primary-dark)}
.ky-nav-link.active{color:var(--ky-primary-dark);background:var(--ky-primary-soft);font-weight:700}
.ky-logo{
  display:inline-flex;align-items:center;gap:9px;font-size:20px;font-weight:800;letter-spacing:.02em;
  color:var(--ky-primary-dark);white-space:nowrap;
}
.ky-logo:hover{color:var(--ky-primary)}
.ky-logo-mark{display:inline-flex;color:var(--ky-primary)}
.ky-icon-btn{
  width:38px;height:38px;border-radius:999px;border:1.5px solid var(--ky-line);background:#fff;
  color:var(--ky-ink-2);display:inline-flex;align-items:center;justify-content:center;cursor:pointer;
  transition:border-color .22s ease,color .22s ease,transform .22s ease;
}
.ky-icon-btn:hover{border-color:var(--ky-primary);color:var(--ky-primary);transform:translateY(-1px)}
.ky-burger{display:none;width:40px;height:38px;border-radius:10px;border:1.5px solid var(--ky-line);background:#fff;cursor:pointer;padding:0}
.ky-burger span{display:block;width:18px;height:1.8px;background:var(--ky-ink-2);margin:3.6px auto;border-radius:2px}

/* ---------- 按钮 ---------- */
.ky-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 26px;border-radius:999px;font-size:15px;font-weight:700;
  border:1.5px solid transparent;cursor:pointer;white-space:nowrap;
  transition:background .22s ease,color .22s ease,border-color .22s ease,transform .22s ease,box-shadow .22s ease;
}
.ky-btn-primary{background:var(--ky-accent);color:#fff;box-shadow:0 6px 16px rgba(255,122,69,.26)}
.ky-btn-primary:hover{background:var(--ky-accent-dark);color:#fff;transform:translateY(-2px);box-shadow:0 12px 24px rgba(255,122,69,.3)}
.ky-btn-primary:active{transform:translateY(0);box-shadow:0 4px 10px rgba(255,122,69,.24)}
.ky-btn-ghost{background:transparent;color:var(--ky-primary-dark);border-color:var(--ky-primary)}
.ky-btn-ghost:hover{background:var(--ky-primary-soft);color:var(--ky-primary-dark);transform:translateY(-2px)}
.ky-btn-sm{padding:9px 18px;font-size:14px}
.ky-btn-light{background:#fff;color:var(--ky-primary-dark)}
.ky-btn-light:hover{background:#F4FAF8;color:var(--ky-primary-dark);transform:translateY(-2px)}

/* ---------- 标签 ---------- */
.ky-chip{
  display:inline-flex;align-items:center;gap:6px;padding:5px 13px;border-radius:999px;
  font-size:12.5px;font-weight:700;letter-spacing:.02em;
  background:var(--ky-primary-soft);color:var(--ky-primary-dark);
}
.ky-chip-light{background:rgba(255,255,255,.22);color:#fff;border:1px solid rgba(255,255,255,.4)}
.ky-chip-warm{background:rgba(255,122,69,.12);color:var(--ky-accent-dark)}
.ky-tag{display:inline-block;padding:3px 11px;border-radius:999px;background:#F6F1E9;color:var(--ky-ink-2);font-size:12.5px;font-weight:500}

/* ---------- 分类 Hero ---------- */
.ky-cat-hero{position:relative;overflow:hidden;background:var(--ky-dark-2)}
.ky-cat-hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.62}
.ky-cat-hero-mask{position:absolute;inset:0;background:linear-gradient(180deg,rgba(22,35,31,.72) 0%,rgba(22,35,31,.86) 100%)}
.ky-cat-hero-inner{position:relative;z-index:2;padding-top:52px;padding-bottom:56px;color:#fff;max-width:820px}
.ky-breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.72);margin-bottom:18px}
.ky-breadcrumb a{color:rgba(255,255,255,.72)}
.ky-breadcrumb a:hover{color:#fff}
.ky-breadcrumb .sep{opacity:.6}
.ky-breadcrumb .cur{color:#fff;font-weight:600}
.ky-cat-hero h1{color:#fff;font-size:clamp(28px,4.2vw,40px);margin:16px 0 14px;letter-spacing:.01em}
.ky-cat-hero-lead{color:rgba(255,255,255,.86);font-size:16.5px;line-height:1.9;max-width:700px}
.ky-hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}

/* ---------- 通用板块 ---------- */
.ky-section{padding:96px 0}
.ky-section-alt{background:#F5EFE7}
.ky-section-dark{background:var(--ky-dark);color:#E7EFEB}
.ky-sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:38px;flex-wrap:wrap}
.ky-sec-title{font-size:clamp(22px,3vw,28px);position:relative;padding-left:16px}
.ky-sec-title::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:3px;background:var(--ky-primary)}
.ky-sec-sub{color:var(--ky-muted);font-size:14.5px;margin-top:8px;padding-left:16px}
.ky-section-dark .ky-sec-title{color:#fff}
.ky-section-dark .ky-sec-title::before{background:var(--ky-yellow)}
.ky-section-dark .ky-sec-sub{color:rgba(231,239,235,.66)}

/* ---------- 速览数据条 ---------- */
.ky-stat-row{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.ky-stat{
  background:var(--ky-surface);border:1.5px solid var(--ky-line);border-radius:var(--ky-r-card);
  padding:26px 24px;box-shadow:var(--ky-shadow-1);transition:transform .24s ease,box-shadow .24s ease;
}
.ky-stat:hover{transform:translateY(-4px);box-shadow:var(--ky-shadow-2)}
.ky-stat-num{font-size:34px;font-weight:800;color:var(--ky-primary);line-height:1.1;letter-spacing:-.01em}
.ky-stat-num em{font-size:15px;font-style:normal;font-weight:600;color:var(--ky-muted);margin-left:6px}
.ky-stat-label{font-size:14.5px;color:var(--ky-ink-2);font-weight:600;margin-top:10px}
.ky-stat-note{font-size:13px;color:var(--ky-muted);margin-top:4px}

/* ---------- 大图卡（16:9，两列） ---------- */
.ky-feature-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.ky-feature-card{
  background:var(--ky-surface);border:1.5px solid var(--ky-line);border-radius:var(--ky-r-card);
  overflow:hidden;box-shadow:var(--ky-shadow-1);
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.ky-feature-card:hover{transform:translateY(-4px);box-shadow:var(--ky-shadow-3);border-color:#DCD0C2}
.ky-feature-thumb{position:relative;display:block;aspect-ratio:16/9;overflow:hidden;background:var(--ky-primary-soft)}
.ky-feature-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.ky-feature-card:hover .ky-feature-thumb img{transform:scale(1.04)}
.ky-float-badge{
  position:absolute;left:14px;top:14px;padding:5px 12px;border-radius:999px;
  background:rgba(22,35,31,.68);color:#fff;font-size:12.5px;font-weight:700;backdrop-filter:blur(4px);
}
.ky-float-time{
  position:absolute;right:14px;bottom:14px;padding:4px 12px;border-radius:999px;
  background:rgba(22,35,31,.68);color:#fff;font-size:12.5px;font-weight:600;backdrop-filter:blur(4px);
}
.ky-feature-body{padding:22px 24px 24px}
.ky-feature-body h3{font-size:20px;line-height:1.45}
.ky-feature-body h3 a:hover{color:var(--ky-primary)}
.ky-feature-body p{color:var(--ky-ink-2);font-size:14.8px;margin-top:10px}
.ky-feature-foot{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-top:16px;padding-top:14px;border-top:1px dashed var(--ky-line)}
.ky-meta{font-size:13px;color:var(--ky-muted)}
.ky-arrow-link{font-size:14px;font-weight:700;color:var(--ky-primary-dark);display:inline-flex;align-items:center;gap:6px}
.ky-arrow-link::after{content:"→";transition:transform .22s ease}
.ky-arrow-link:hover::after{transform:translateX(4px)}

/* ---------- 小图卡（1:1，四列） ---------- */
.ky-mini-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.ky-mini-card{
  background:var(--ky-surface);border:1.5px solid var(--ky-line);border-radius:var(--ky-r-card);
  overflow:hidden;box-shadow:var(--ky-shadow-1);display:block;height:100%;
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.ky-mini-card:hover{transform:translateY(-4px);box-shadow:var(--ky-shadow-2);border-color:#DCD0C2}
.ky-mini-thumb{aspect-ratio:1/1;overflow:hidden;background:var(--ky-primary-soft)}
.ky-mini-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.ky-mini-card:hover .ky-mini-thumb img{transform:scale(1.04)}
.ky-mini-body{padding:18px 18px 20px}
.ky-mini-body h3{font-size:16.5px;line-height:1.5}
.ky-mini-card:hover h3{color:var(--ky-primary)}
.ky-mini-body p{font-size:13.5px;color:var(--ky-muted);margin-top:8px}
.ky-mini-time{display:inline-block;margin-top:12px;font-size:12.5px;font-weight:700;color:var(--ky-accent-dark)}

/* ---------- 阅读顺序 ---------- */
.ky-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.ky-step{position:relative;padding:26px 22px;background:var(--ky-surface);border:1.5px solid var(--ky-line);border-radius:var(--ky-r-card);box-shadow:var(--ky-shadow-1)}
.ky-step-num{font-size:13px;font-weight:800;letter-spacing:.08em;color:var(--ky-primary);border:1.5px solid var(--ky-primary);border-radius:999px;display:inline-block;padding:2px 12px}
.ky-step h3{font-size:17px;margin-top:14px}
.ky-step p{font-size:14px;color:var(--ky-ink-2);margin-top:8px}
.ky-step::after{content:"";position:absolute;right:-14px;top:50%;width:14px;height:1.5px;background:var(--ky-line)}
.ky-step:last-child::after{display:none}

/* ---------- 短评横滑 ---------- */
.ky-scroller{
  display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding-bottom:10px;scrollbar-width:none;-ms-overflow-style:none;
}
.ky-scroller::-webkit-scrollbar{display:none}
.ky-review{
  flex:0 0 300px;scroll-snap-align:start;background:#F6F1E9;border-radius:var(--ky-r-card);
  padding:22px 22px 20px;border:1.5px dashed #E0D3C3;
}
.ky-review-top{display:flex;align-items:center;gap:12px}
.ky-avatar{width:40px;height:40px;border-radius:999px;object-fit:cover;flex:0 0 auto}
.ky-review-name{font-size:14.5px;font-weight:700}
.ky-review-time{font-size:12.5px;color:var(--ky-muted)}
.ky-stars{color:var(--ky-yellow);font-size:13px;letter-spacing:2px;margin-top:14px}
.ky-review p{font-size:14.5px;color:var(--ky-ink-2);margin-top:8px}

/* ---------- FAQ ---------- */
.ky-faq .accordion-item{background:transparent;border:0;border-bottom:1px solid var(--ky-line)}
.ky-faq .accordion-item:first-child{border-top:1px solid var(--ky-line)}
.ky-faq .accordion-button{
  background:transparent;box-shadow:none;font-size:18px;font-weight:700;color:var(--ky-ink);
  padding:22px 6px 22px 16px;gap:16px;border-radius:0;
}
.ky-faq .accordion-button:not(.collapsed){color:var(--ky-primary-dark);background:transparent}
.ky-faq .accordion-button:focus{box-shadow:none;outline:none}
.ky-faq .accordion-button:focus-visible{outline:2px solid var(--ky-primary);outline-offset:-2px}
.ky-faq .accordion-button::after{
  content:"+";background-image:none;width:28px;height:28px;line-height:24px;text-align:center;
  font-size:20px;font-weight:400;color:var(--ky-primary);
  border:1.5px solid var(--ky-line);border-radius:999px;flex:0 0 auto;
  transition:transform .24s ease,border-color .24s ease;
}
.ky-faq .accordion-button:not(.collapsed)::after{transform:rotate(45deg);border-color:var(--ky-primary)}
.ky-faq .accordion-body{padding:0 60px 24px 16px;color:var(--ky-ink-2);font-size:15px;line-height:1.9}

/* ---------- CTA ---------- */
.ky-cta{background:linear-gradient(135deg,#FF8A5B 0%,#FF7A45 46%,#E8622E 100%);border-radius:24px;padding:44px 44px;color:#fff;
  display:flex;align-items:center;justify-content:space-between;gap:32px;box-shadow:0 18px 40px rgba(232,98,46,.24)}
.ky-cta h2{color:#fff;font-size:clamp(21px,2.6vw,27px)}
.ky-cta p{color:rgba(255,255,255,.9);font-size:15px;margin-top:10px;max-width:560px}
.ky-cta-actions{display:flex;gap:12px;flex-wrap:wrap;flex:0 0 auto}

/* ---------- 相关入口 ---------- */
.ky-link-row{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.ky-link-card{
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  background:var(--ky-surface);border:1.5px solid var(--ky-line);border-radius:var(--ky-r-card);
  padding:20px 22px;box-shadow:var(--ky-shadow-1);transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.ky-link-card:hover{transform:translateY(-4px);box-shadow:var(--ky-shadow-2);border-color:var(--ky-primary)}
.ky-link-card strong{display:block;font-size:16px}
.ky-link-card span{display:block;font-size:13px;color:var(--ky-muted);margin-top:4px}
.ky-link-card i{font-style:normal;color:var(--ky-primary);font-size:18px}

/* ---------- 页脚 ---------- */
.ky-footer{background:var(--ky-dark);color:#B9C7C1;padding:72px 0 26px;font-size:14px}
.ky-footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.3fr;gap:36px}
.ky-footer-logo{display:inline-flex;align-items:center;gap:9px;font-size:19px;font-weight:800;color:#fff;margin-bottom:16px}
.ky-footer h4{color:#fff;font-size:15px;margin-bottom:16px;font-weight:700}
.ky-footer ul li{margin-bottom:10px}
.ky-footer a{color:#B9C7C1}
.ky-footer a:hover{color:#fff}
.ky-footer p{color:#9BAAA4;line-height:1.85}
.ky-sub-form{margin-top:8px}
.ky-input{
  width:100%;height:48px;padding:0 14px;border-radius:var(--ky-r-sm);
  border:1.5px solid rgba(255,255,255,.18);background:rgba(255,255,255,.06);color:#fff;font-size:14.5px;
  transition:border-color .22s ease,box-shadow .22s ease;
}
.ky-input::placeholder{color:#8A9A94}
.ky-input:focus{outline:none;border-color:var(--ky-yellow);box-shadow:0 0 0 4px rgba(242,181,68,.16)}
.ky-sub-form .ky-btn{width:100%;margin-top:12px}
.ky-err{display:none;font-size:12px;color:#FFB79A;margin-top:8px}
.ky-footer-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;color:#8A9A94;font-size:13px;
}

/* ---------- 悬浮条 ---------- */
.ky-float-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:1035;display:none;
  align-items:center;justify-content:space-between;gap:12px;
  background:#fff;border-top:1.5px solid var(--ky-line);
  padding:8px 16px calc(8px + env(safe-area-inset-bottom));
  box-shadow:0 -6px 20px rgba(28,27,25,.10);
}
.ky-float-bar .ky-float-tag{font-size:13.5px;font-weight:700;color:var(--ky-ink-2)}

/* ---------- 移动端菜单 ---------- */
.ky-mobile-menu{background:var(--ky-bg)!important;color:var(--ky-ink);border-bottom:1.5px solid var(--ky-line)}
.ky-mobile-menu .offcanvas-header{padding:18px 24px;border-bottom:1px solid var(--ky-line)}
.ky-mobile-menu .offcanvas-body{padding:12px 24px 28px}
.ky-mobile-menu .ky-m-link{
  display:flex;align-items:center;justify-content:space-between;min-height:52px;
  font-size:16px;font-weight:600;color:var(--ky-ink-2);border-bottom:1px solid var(--ky-line);
}
.ky-mobile-menu .ky-m-link.active{color:var(--ky-primary-dark)}
.ky-mobile-menu .ky-m-cta{margin-top:22px}
.ky-mobile-menu .ky-m-cta .ky-btn{width:100%}

/* ---------- 响应式 ---------- */
@media(max-width:1200px){
  .ky-nav-link{padding:8px 10px;font-size:14.5px}
  .ky-logo{font-size:18px}
}
@media(max-width:992px){
  .ky-nav-left,.ky-nav-right .ky-nav-link,.ky-nav-right .ky-btn{display:none}
  .ky-burger{display:block}
  .ky-nav-inner{grid-template-columns:auto 1fr auto}
  .ky-nav-left{justify-content:flex-start}
  .ky-logo{justify-self:center}
  .ky-feature-grid{grid-template-columns:1fr}
  .ky-mini-grid{grid-template-columns:repeat(2,1fr)}
  .ky-steps{grid-template-columns:repeat(2,1fr)}
  .ky-step::after{display:none}
  .ky-link-row{grid-template-columns:1fr}
  .ky-footer-grid{grid-template-columns:repeat(2,1fr);gap:30px}
  .ky-cta{flex-direction:column;align-items:flex-start;padding:34px 28px}
}
@media(max-width:768px){
  .ky-section{padding:56px 0}
  .ky-stat-row{grid-template-columns:1fr}
  .ky-sec-head{margin-bottom:26px}
  .ky-cta{border-radius:20px}
  .ky-faq .accordion-button{font-size:16.5px;padding:18px 4px 18px 14px}
  .ky-faq .accordion-body{padding:0 24px 20px 14px}
  .ky-float-bar{display:flex}
  body{padding-bottom:76px}
  .ky-footer{padding-bottom:34px}
}
@media(max-width:575px){
  .container{padding-left:16px;padding-right:16px}
  .ky-cat-hero-inner{padding-top:34px;padding-bottom:38px}
  .ky-mini-grid{grid-template-columns:1fr}
  .ky-steps{grid-template-columns:1fr}
  .ky-footer-grid{grid-template-columns:1fr}
  .ky-review{flex:0 0 84%}
  .ky-cta-actions{width:100%}
  .ky-cta-actions .ky-btn{width:100%}
}
@media(prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important}
}

/* roulang page: category2 */
:root{
  --ky-primary:#1E7A6A;
  --ky-primary-dark:#16604F;
  --ky-accent:#FF7A45;
  --ky-accent-dark:#E8622E;
  --ky-gold:#F2B544;
  --ky-bg:#FBF7F1;
  --ky-surface:#FFFFFF;
  --ky-tint:#E8F2EF;
  --ky-line:#ECE3D9;
  --ky-ink:#1C1B19;
  --ky-ink-2:#4A4744;
  --ky-ink-3:#8A8177;
  --ky-r-card:18px;
  --ky-r-img:14px;
  --ky-r-pill:999px;
  --ky-shadow-s:0 2px 8px rgba(28,27,25,.05);
  --ky-shadow-m:0 10px 28px rgba(28,27,25,.08);
  --ky-shadow-h:0 18px 40px rgba(28,27,25,.12);
  --ky-shadow-bar:0 -6px 20px rgba(28,27,25,.10);
  --ky-ease:240ms ease;
  --bs-primary:#1E7A6A;
  --bs-body-color:#1C1B19;
  --bs-border-radius:14px;
  --bs-border-radius-lg:18px;
  --bs-link-color:#1E7A6A;
  --bs-link-hover-color:#16604F;
  --bs-body-font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto 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(--ky-bg);
  color:var(--ky-ink);
  font-family:var(--bs-body-font-family);
  font-size:16px;
  line-height:1.85;
  padding-bottom:80px;
}
img{max-width:100%;display:block;}
a{color:var(--ky-primary);text-decoration:none;transition:color var(--ky-ease);}
a:hover{color:var(--ky-primary-dark);}
h1,h2,h3,h4{font-weight:800;line-height:1.3;letter-spacing:0;margin:0;color:var(--ky-ink);}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--ky-primary);outline-offset:2px;box-shadow:0 0 0 4px rgba(30,122,106,.16);}
.container{width:100%;max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px;}

/* ============ 顶部提示条 ============ */
.ky-topbar{background:#1C1B19;color:#F4EFE7;font-size:13.5px;}
.ky-topbar.is-hidden{display:none;}
.ky-topbar-inner{display:flex;align-items:center;justify-content:center;gap:16px;min-height:38px;padding-top:6px;padding-bottom:6px;position:relative;}
.ky-topbar-text{flex:1;text-align:center;line-height:1.5;}
.ky-topbar-close{background:transparent;border:0;color:#F4EFE7;font-size:20px;line-height:1;cursor:pointer;opacity:.7;padding:0 4px;transition:opacity var(--ky-ease);}
.ky-topbar-close:hover{opacity:1;}

/* ============ 导航 ============ */
.ky-header{position:sticky;top:0;z-index:1030;background:rgba(251,247,241,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--ky-line);}
.ky-nav-inner{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;min-height:72px;gap:16px;}
.ky-nav-left{display:flex;align-items:center;gap:26px;}
.ky-nav-right{display:flex;align-items:center;justify-content:flex-end;gap:18px;}
.ky-nav-link{color:var(--ky-ink-2);font-size:15px;font-weight:500;position:relative;padding:6px 0;}
.ky-nav-link::after{content:"";position:absolute;left:0;right:100%;bottom:-2px;height:2px;background:var(--ky-primary);transition:right var(--ky-ease);}
.ky-nav-link:hover{color:var(--ky-primary);}
.ky-nav-link:hover::after,.ky-nav-link.active::after{right:0;}
.ky-nav-link.active{color:var(--ky-primary);font-weight:700;}
.ky-logo{display:flex;align-items:center;gap:9px;font-size:21px;font-weight:800;color:var(--ky-ink);letter-spacing:.5px;white-space:nowrap;}
.ky-logo:hover{color:var(--ky-primary);}
.ky-logo-mark{color:var(--ky-primary);display:inline-flex;}
.ky-icon-btn{width:38px;height:38px;border-radius:var(--ky-r-pill);border:1px solid var(--ky-line);background:var(--ky-surface);color:var(--ky-ink-2);display:inline-flex;align-items:center;justify-content:center;cursor:pointer;transition:all var(--ky-ease);}
.ky-icon-btn:hover{border-color:var(--ky-primary);color:var(--ky-primary);background:var(--ky-tint);}
.ky-burger{display:none;width:40px;height:38px;border:1px solid var(--ky-line);border-radius:12px;background:var(--ky-surface);flex-direction:column;justify-content:center;align-items:center;gap:4px;cursor:pointer;}
.ky-burger span{display:block;width:17px;height:2px;background:var(--ky-ink-2);border-radius:2px;}

/* ============ 按钮 ============ */
.ky-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:var(--ky-r-pill);font-size:15px;font-weight:700;padding:12px 26px;border:1.5px solid transparent;cursor:pointer;transition:all var(--ky-ease);text-align:center;}
.ky-btn-primary{background:var(--ky-accent);color:#fff;box-shadow:0 6px 16px rgba(255,122,69,.24);}
.ky-btn-primary:hover{background:var(--ky-accent-dark);color:#fff;transform:translateY(-2px);box-shadow:0 10px 22px rgba(255,122,69,.3);}
.ky-btn-primary:active{transform:translateY(1px);}
.ky-btn-ghost{background:transparent;color:var(--ky-primary);border-color:var(--ky-primary);}
.ky-btn-ghost:hover{background:var(--ky-tint);color:var(--ky-primary-dark);}
.ky-btn-sm{padding:9px 20px;font-size:14px;}
.ky-btn-text{display:inline-flex;align-items:center;gap:6px;font-weight:700;color:var(--ky-primary);background:none;border:0;padding:0;cursor:pointer;}
.ky-btn-text svg{transition:transform var(--ky-ease);}
.ky-btn-text:hover svg{transform:translateX(4px);}

/* ============ 徽章 / 标签 ============ */
.ky-badge{display:inline-flex;align-items:center;gap:6px;background:var(--ky-tint);color:var(--ky-primary);border-radius:var(--ky-r-pill);font-size:12.5px;font-weight:700;padding:4px 12px;letter-spacing:.4px;}
.ky-chip{display:inline-flex;align-items:center;border-radius:var(--ky-r-pill);border:1px solid var(--ky-line);background:var(--ky-surface);color:var(--ky-ink-2);font-size:14px;font-weight:600;padding:8px 18px;cursor:pointer;white-space:nowrap;transition:all var(--ky-ease);}
.ky-chip:hover{border-color:var(--ky-primary);color:var(--ky-primary);}
.ky-chip.is-on{background:var(--ky-primary);border-color:var(--ky-primary);color:#fff;}

/* ============ 面包屑 ============ */
.ky-crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ky-ink-3);}
.ky-crumb a{color:var(--ky-ink-3);}
.ky-crumb a:hover{color:var(--ky-primary);}
.ky-crumb .sep{opacity:.6;}
.ky-crumb .now{color:var(--ky-ink-2);font-weight:600;}

/* ============ 内页 Hero ============ */
.ky-hero{
  position:relative;min-height:300px;display:flex;align-items:flex-end;
  background-image:linear-gradient(180deg,rgba(28,27,25,.30) 0%,rgba(28,27,25,.78) 100%),url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;border-bottom:1px solid var(--ky-line);
}
.ky-hero-inner{position:relative;z-index:2;padding:64px 0 52px;color:#fff;max-width:820px;}
.ky-hero .ky-crumb{color:rgba(255,255,255,.78);margin-bottom:18px;}
.ky-hero .ky-crumb a{color:rgba(255,255,255,.78);}
.ky-hero .ky-crumb a:hover{color:#fff;}
.ky-hero .ky-crumb .now{color:#fff;}
.ky-hero-badge{display:inline-flex;align-items:center;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.3);color:#fff;border-radius:var(--ky-r-pill);font-size:12.5px;font-weight:700;padding:4px 14px;margin-bottom:14px;letter-spacing:.6px;}
.ky-hero h1{font-size:clamp(28px,4vw,40px);color:#fff;margin-bottom:16px;}
.ky-hero p{color:rgba(255,255,255,.86);font-size:16.5px;max-width:680px;}
.ky-hero-stats{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px;}
.ky-hero-stat{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.22);border-radius:12px;padding:10px 18px;backdrop-filter:blur(6px);}
.ky-hero-stat b{display:block;font-size:20px;color:#fff;line-height:1.2;}
.ky-hero-stat span{font-size:12.5px;color:rgba(255,255,255,.78);}

/* ============ 板块 ============ */
.ky-section{padding:88px 0;}
.ky-section.alt{background:#F5EFE6;border-top:1px solid var(--ky-line);border-bottom:1px solid var(--ky-line);}
.ky-sec-head{max-width:720px;margin-bottom:44px;}
.ky-sec-head.center{max-width:760px;margin-left:auto;margin-right:auto;text-align:center;}
.ky-sec-title{font-size:clamp(22px,2.6vw,28px);margin-bottom:14px;position:relative;padding-left:18px;}
.ky-sec-head.center .ky-sec-title{padding-left:0;}
.ky-sec-title::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:4px;background:var(--ky-primary);}
.ky-sec-head.center .ky-sec-title::before{display:none;}
.ky-sec-head.center .ky-sec-title::after,
.ky-sec-head.center .ky-sec-title::before{content:"";display:inline-block;width:34px;height:1px;background:var(--ky-line);vertical-align:middle;margin:0 14px;}
.ky-sec-sub{color:var(--ky-ink-2);font-size:16px;}

/* ============ 速览卡 ============ */
.ky-brief{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.ky-brief-card{background:var(--ky-surface);border:1px solid var(--ky-line);border-radius:var(--ky-r-card);padding:28px 26px;box-shadow:var(--ky-shadow-s);position:relative;transition:all var(--ky-ease);}
.ky-brief-card::before{content:"";position:absolute;inset:6px;border:1px dashed rgba(30,122,106,.18);border-radius:12px;pointer-events:none;}
.ky-brief-card:hover{transform:translateY(-4px);box-shadow:var(--ky-shadow-h);}
.ky-brief-num{font-size:13px;font-weight:800;color:var(--ky-gold);letter-spacing:2px;}
.ky-brief-card h3{font-size:19px;margin:10px 0 10px;}
.ky-brief-card p{color:var(--ky-ink-2);font-size:15px;}

/* ============ 长清单 ============ */
.ky-log-list{border-top:1px solid var(--ky-line);}
.ky-log{display:grid;grid-template-columns:300px 1fr;gap:36px;align-items:center;padding:38px 0;border-bottom:1px solid var(--ky-line);}
.ky-log:nth-child(even) .ky-log-media{order:2;}
.ky-log-media{border-radius:var(--ky-r-img);overflow:hidden;background:var(--ky-tint);box-shadow:var(--ky-shadow-s);}
.ky-log-media img{width:100%;height:210px;object-fit:cover;transition:transform var(--ky-ease);}
.ky-log:hover .ky-log-media img{transform:scale(1.04);}
.ky-log-body{position:relative;}
.ky-log-no{display:inline-block;font-size:26px;font-weight:800;color:rgba(30,122,106,.22);line-height:1;letter-spacing:1px;margin-bottom:6px;}
.ky-log-body h3{font-size:20px;margin-bottom:10px;}
.ky-log-body p{color:var(--ky-ink-2);font-size:15.5px;}
.ky-log-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px;}
.ky-log-points li{background:var(--ky-surface);border:1px solid var(--ky-line);border-radius:var(--ky-r-pill);font-size:13px;color:var(--ky-ink-2);padding:5px 14px;}

/* ============ 术语速查 ============ */
.ky-term-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.ky-term-col{background:var(--ky-surface);border:1px solid var(--ky-line);border-radius:var(--ky-r-card);padding:26px 24px;box-shadow:var(--ky-shadow-s);}
.ky-term-col h3{font-size:18px;margin-bottom:6px;}
.ky-term-col .ky-term-note{font-size:13px;color:var(--ky-ink-3);margin-bottom:18px;}
.ky-term-col dl{margin:0;}
.ky-term-col dt{font-size:15px;font-weight:700;color:var(--ky-primary-dark);margin-top:14px;}
.ky-term-col dd{margin:4px 0 0;font-size:14.5px;color:var(--ky-ink-2);}
.ky-term-col dt:first-child{margin-top:0;}

/* ============ 误区 ============ */
.ky-myth{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
.ky-myth-item{background:var(--ky-surface);border-left:4px solid var(--ky-accent);border-radius:12px;padding:22px 24px;box-shadow:var(--ky-shadow-s);}
.ky-myth-item h3{font-size:17px;margin-bottom:8px;}
.ky-myth-item p{font-size:14.8px;color:var(--ky-ink-2);}

/* ============ FAQ ============ */
.ky-faq{max-width:860px;margin:0 auto;}
.ky-faq .accordion-item{background:transparent;border:0;border-bottom:1px solid var(--ky-line);}
.ky-faq .accordion-button{background:transparent;color:var(--ky-ink);font-size:17.5px;font-weight:700;padding:22px 44px 22px 18px;box-shadow:none;position:relative;line-height:1.5;}
.ky-faq .accordion-button:not(.collapsed){color:var(--ky-primary-dark);background:transparent;box-shadow:none;}
.ky-faq .accordion-button::after{display:none;}
.ky-faq .accordion-button::before{content:"";position:absolute;left:0;top:22px;bottom:22px;width:3px;border-radius:3px;background:var(--ky-primary);opacity:0;transition:opacity var(--ky-ease);}
.ky-faq .accordion-button:not(.collapsed)::before{opacity:1;}
.ky-plus{position:absolute;right:6px;top:50%;transform:translateY(-50%);width:26px;height:26px;display:inline-flex;align-items:center;justify-content:center;color:var(--ky-primary);font-size:20px;line-height:1;transition:transform var(--ky-ease);}
.ky-faq .accordion-button:not(.collapsed) .ky-plus{transform:translateY(-50%) rotate(45deg);}
.ky-faq .accordion-body{padding:0 44px 26px 18px;color:var(--ky-ink-2);font-size:15.4px;background:var(--ky-bg);border-radius:0 0 14px 14px;}

/* ============ CTA ============ */
.ky-cta{background:linear-gradient(120deg,#FF7A45 0%,#E8622E 100%);border-radius:22px;padding:44px 44px;display:flex;align-items:center;justify-content:space-between;gap:28px;color:#fff;box-shadow:0 16px 38px rgba(232,98,46,.24);position:relative;overflow:hidden;}
.ky-cta::before{content:"";position:absolute;inset:8px;border:1px solid rgba(255,255,255,.28);border-radius:16px;pointer-events:none;}
.ky-cta h2{color:#fff;font-size:clamp(21px,2.4vw,26px);margin-bottom:8px;}
.ky-cta p{color:rgba(255,255,255,.9);font-size:15.5px;max-width:560px;}
.ky-cta-actions{display:flex;flex-wrap:wrap;gap:14px;flex-shrink:0;}
.ky-cta .ky-btn-primary{background:#fff;color:var(--ky-accent-dark);box-shadow:0 8px 20px rgba(28,27,25,.16);}
.ky-cta .ky-btn-primary:hover{background:#FFF3EC;color:var(--ky-accent-dark);}
.ky-cta .ky-btn-ghost{color:#fff;border-color:rgba(255,255,255,.68);}
.ky-cta .ky-btn-ghost:hover{background:rgba(255,255,255,.16);color:#fff;}

/* ============ 相关入口 ============ */
.ky-link-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.ky-link-card{display:block;background:var(--ky-surface);border:1px solid var(--ky-line);border-radius:var(--ky-r-card);padding:26px 24px;box-shadow:var(--ky-shadow-s);transition:all var(--ky-ease);height:100%;}
.ky-link-card:hover{transform:translateY(-4px);box-shadow:var(--ky-shadow-h);}
.ky-link-card h3{font-size:18px;margin:14px 0 8px;color:var(--ky-ink);}
.ky-link-card:hover h3{color:var(--ky-primary);}
.ky-link-card p{font-size:14.6px;color:var(--ky-ink-2);}

/* ============ 页脚 ============ */
.ky-footer{background:#1C1B19;color:#D9D2C7;padding:72px 0 28px;margin-top:0;}
.ky-footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.4fr;gap:40px;}
.ky-footer-col h4{color:#fff;font-size:16px;margin-bottom:18px;}
.ky-footer-col p{font-size:14.5px;color:#B7AFA4;line-height:1.85;}
.ky-footer-logo{display:flex;align-items:center;gap:9px;font-size:20px;font-weight:800;color:#fff;margin-bottom:16px;}
.ky-footer-logo .ky-logo-mark{color:#4FBBA4;}
.ky-footer-col ul li{margin-bottom:10px;}
.ky-footer-col ul a{color:#B7AFA4;font-size:14.5px;}
.ky-footer-col ul a:hover{color:#fff;}
.ky-sub-form{margin-top:12px;display:flex;flex-direction:column;gap:10px;}
.ky-input{height:48px;border-radius:12px;border:1px solid #3A3733;background:#26241F;color:#F4EFE7;padding:0 16px;font-size:14.5px;transition:all var(--ky-ease);width:100%;}
.ky-input::placeholder{color:#8A8177;}
.ky-input:focus{outline:none;border-color:var(--ky-primary);box-shadow:0 0 0 4px rgba(30,122,106,.22);}
.ky-err{display:none;font-size:12px;color:#FFB79A;border-left:2px solid var(--ky-accent);padding-left:8px;}
.ky-footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;border-top:1px solid #322F2B;margin-top:48px;padding-top:22px;font-size:13px;color:#8A8177;}

/* ============ 移动端悬浮条 ============ */
.ky-float-bar{position:fixed;left:0;right:0;bottom:0;z-index:1040;height:56px;background:rgba(28,27,25,.96);backdrop-filter:blur(8px);box-shadow:var(--ky-shadow-bar);display:flex;align-items:center;justify-content:space-between;gap:12px;padding:0 16px calc(0px + env(safe-area-inset-bottom,0px));}
.ky-float-label{display:flex;align-items:center;gap:9px;color:#F4EFE7;font-size:14px;font-weight:600;min-width:0;}
.ky-float-label span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* ============ 移动端菜单 ============ */
.ky-offcanvas{background:var(--ky-bg);color:var(--ky-ink);}
.ky-offcanvas .offcanvas-header{border-bottom:1px solid var(--ky-line);padding:18px 22px;}
.ky-offcanvas .offcanvas-body{padding:12px 22px 26px;display:flex;flex-direction:column;}
.ky-m-menu a{display:flex;align-items:center;min-height:52px;border-bottom:1px solid var(--ky-line);color:var(--ky-ink-2);font-size:16px;font-weight:600;}
.ky-m-menu a.active{color:var(--ky-primary);}
.ky-m-menu a:hover{color:var(--ky-primary);}

/* ============ 响应式 ============ */
@media (max-width:992px){
  .ky-nav-left,.ky-nav-link,.ky-nav-right .ky-btn,.ky-icon-btn{display:none;}
  .ky-nav-right .ky-icon-btn{display:inline-flex;}
  .ky-burger{display:flex;}
  .ky-nav-inner{grid-template-columns:1fr auto 1fr;min-height:64px;}
  .ky-nav-left{display:none;}
  .ky-nav-right{justify-content:flex-end;gap:10px;}
  .ky-logo{font-size:19px;}
  .ky-section{padding:60px 0;}
  .ky-brief{grid-template-columns:1fr;}
  .ky-term-grid{grid-template-columns:1fr;}
  .ky-link-grid{grid-template-columns:1fr;}
  .ky-myth{grid-template-columns:1fr;}
  .ky-log{grid-template-columns:1fr;gap:20px;padding:32px 0;}
  .ky-log:nth-child(even) .ky-log-media{order:0;}
  .ky-log-media img{height:200px;}
  .ky-cta{flex-direction:column;align-items:flex-start;padding:34px 26px;}
  .ky-cta-actions{width:100%;}
  .ky-cta-actions .ky-btn{flex:1;}
  .ky-footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .ky-hero-inner{padding:52px 0 40px;}
}
@media (max-width:576px){
  .container{padding-left:16px;padding-right:16px;}
  .ky-footer-grid{grid-template-columns:1fr;}
  .ky-hero{min-height:auto;}
  .ky-hero-stat{padding:8px 14px;}
  .ky-hero-stat b{font-size:18px;}
  .ky-log-media img{height:170px;}
  .ky-footer-bottom{flex-direction:column;}
  .ky-btn{padding:11px 20px;font-size:14.5px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;}
}

/* roulang page: category3 */
/* ============ 设计变量 ============ */
:root{
  --ky-primary:#1E7A6A;
  --ky-primary-dark:#16604F;
  --ky-accent:#FF7A45;
  --ky-accent-dark:#E8622E;
  --ky-gold:#F2B544;
  --ky-bg:#FBF7F1;
  --ky-surface:#FFFFFF;
  --ky-soft:#E8F2EF;
  --ky-line:#ECE3D9;
  --ky-ink:#1C1B19;
  --ky-ink-2:#4A4744;
  --ky-ink-3:#8A8177;
  --ky-dark:#17211F;
  --ky-r-pill:999px;
  --ky-r-card:18px;
  --ky-r-img:14px;
  --ky-r-input:12px;
  --ky-sh-1:0 2px 8px rgba(28,27,25,.05);
  --ky-sh-2:0 10px 28px rgba(28,27,25,.08);
  --ky-sh-3:0 18px 40px rgba(28,27,25,.12);
  --ky-sh-bar:0 -6px 20px rgba(28,27,25,.10);
  --ky-font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  --bs-primary:#1E7A6A;
  --bs-body-font-family:var(--ky-font);
  --bs-border-radius:var(--ky-r-card);
  --bs-body-color:#1C1B19;
}

/* ============ 基础 reset ============ */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  padding-bottom:76px;
  background:var(--ky-bg);
  color:var(--ky-ink);
  font-family:var(--ky-font);
  font-size:16px;
  line-height:1.85;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--ky-primary);text-decoration:none;transition:color .22s ease}
a:hover{color:var(--ky-primary-dark)}
button{font-family:inherit}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.3;letter-spacing:0;color:var(--ky-ink)}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--ky-primary);outline-offset:3px;box-shadow:0 0 0 4px rgba(30,122,106,.15)}
@media (prefers-reduced-motion: reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}

/* ============ 容器 ============ */
.container{width:100%;max-width:1200px;margin-left:auto;margin-right:auto;padding-left:24px;padding-right:24px}
@media (min-width:1400px){.container{max-width:1280px}}

/* ============ 顶部细条 ============ */
.ky-header{position:sticky;top:0;z-index:1035;background:#fff;box-shadow:0 1px 0 var(--ky-line),var(--ky-sh-1)}
.ky-topbar{background:var(--ky-dark);color:rgba(255,255,255,.82);font-size:13px}
.ky-topbar.is-hidden{display:none}
.ky-topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:36px}
.ky-topbar-text{line-height:1.5;padding:6px 0}
.ky-topbar-close{background:none;border:0;color:rgba(255,255,255,.6);font-size:18px;line-height:1;cursor:pointer;padding:4px 6px;border-radius:8px;transition:color .2s ease,background .2s ease}
.ky-topbar-close:hover{color:#fff;background:rgba(255,255,255,.12)}

/* ============ 导航 ============ */
.ky-nav-inner{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:16px;min-height:72px}
.ky-nav-left{display:flex;align-items:center;gap:26px}
.ky-nav-right{display:flex;align-items:center;justify-content:flex-end;gap:14px}
.ky-nav-link{position:relative;display:inline-block;font-size:15px;font-weight:500;color:var(--ky-ink-2);padding:6px 2px;transition:color .2s ease}
.ky-nav-link:hover{color:var(--ky-primary)}
.ky-nav-link.active{color:var(--ky-ink);font-weight:700}
.ky-nav-link.active::after{content:"";position:absolute;left:0;right:0;bottom:-4px;height:2px;border-radius:2px;background:var(--ky-primary)}
.ky-logo{display:inline-flex;align-items:center;gap:10px;font-size:22px;font-weight:800;color:var(--ky-ink);letter-spacing:.5px;white-space:nowrap}
.ky-logo:hover{color:var(--ky-primary)}
.ky-logo-mark{display:inline-flex;align-items:center;color:var(--ky-primary)}
.ky-icon-btn{
  display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;
  border-radius:50%;border:1px solid var(--ky-line);background:#fff;color:var(--ky-ink-2);
  cursor:pointer;transition:all .22s ease;
}
.ky-icon-btn:hover{border-color:var(--ky-primary);color:var(--ky-primary);background:var(--ky-soft)}
.ky-burger{
  display:none;flex-direction:column;justify-content:center;gap:4px;
  width:40px;height:40px;padding:0 9px;border:1px solid var(--ky-line);
  border-radius:12px;background:#fff;cursor:pointer;
}
.ky-burger span{display:block;height:2px;border-radius:2px;background:var(--ky-ink-2)}

/* ============ 按钮 ============ */
.ky-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--ky-r-pill);font-weight:600;font-size:15px;line-height:1;
  padding:13px 26px;border:1.5px solid transparent;cursor:pointer;
  transition:transform .24s ease,background .24s ease,color .24s ease,box-shadow .24s ease,border-color .24s ease;
  white-space:nowrap;
}
.ky-btn-primary{background:var(--ky-accent);color:#fff;box-shadow:0 6px 18px rgba(255,122,69,.28)}
.ky-btn-primary:hover{background:var(--ky-accent-dark);color:#fff;transform:translateY(-2px);box-shadow:0 12px 26px rgba(255,122,69,.34)}
.ky-btn-primary:active{transform:translateY(1px);box-shadow:0 4px 12px rgba(255,122,69,.3)}
.ky-btn-ghost{background:transparent;border-color:var(--ky-primary);color:var(--ky-primary)}
.ky-btn-ghost:hover{background:var(--ky-soft);color:var(--ky-primary-dark)}
.ky-btn-light{background:#fff;color:var(--ky-accent-dark);box-shadow:0 6px 18px rgba(28,27,25,.12)}
.ky-btn-light:hover{background:#FFF3EC;color:var(--ky-accent-dark);transform:translateY(-2px)}
.ky-btn-sm{padding:10px 20px;font-size:14px}
.ky-btn-block{width:100%}
.ky-link-arrow{display:inline-flex;align-items:center;gap:6px;font-weight:600;font-size:14px;color:var(--ky-primary)}
.ky-link-arrow svg{transition:transform .22s ease}
.ky-link-arrow:hover svg{transform:translateX(4px)}

/* ============ 手风琴 / FAQ ============ */
.ky-faq .accordion-item{background:transparent;border:0;border-bottom:1px solid var(--ky-line)}
.ky-faq .accordion-item:first-child{border-top:1px solid var(--ky-line)}
.ky-faq .accordion-button{
  position:relative;background:transparent;box-shadow:none;border:0;
  font-size:18px;font-weight:700;color:var(--ky-ink);
  padding:22px 44px 22px 18px;line-height:1.5;transition:color .22s ease;
}
.ky-faq .accordion-button:not(.collapsed){color:var(--ky-primary);background:transparent;box-shadow:none}
.ky-faq .accordion-button:not(.collapsed)::before{
  content:"";position:absolute;left:0;top:20px;bottom:20px;width:4px;border-radius:2px;background:var(--ky-primary);
}
.ky-faq .accordion-button:focus{box-shadow:none}
.ky-faq .accordion-button::after{
  content:"";position:absolute;right:6px;top:50%;margin-top:-8px;
  width:16px;height:16px;background-image:none;
  background:
    linear-gradient(var(--ky-primary),var(--ky-primary)) center/16px 2px no-repeat,
    linear-gradient(var(--ky-primary),var(--ky-primary)) center/2px 16px no-repeat;
  transition:transform .24s ease;
}
.ky-faq .accordion-button:not(.collapsed)::after{transform:rotate(45deg)}
.ky-faq .accordion-body{padding:2px 44px 24px 18px;color:var(--ky-ink-2);font-size:15px;line-height:1.85;background:var(--ky-bg);border-radius:0 0 var(--ky-r-img) var(--ky-r-img)}

/* ============ 移动端菜单 ============ */
.ky-mobile-menu{background:var(--ky-bg)}
.ky-mobile-menu .offcanvas-header{border-bottom:1px solid var(--ky-line);padding:16px 24px}
.ky-mobile-title{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px;color:var(--ky-ink)}
.ky-mobile-menu .offcanvas-body{padding:8px 24px 32px}
.ky-mobile-link{display:flex;align-items:center;height:52px;border-bottom:1px solid var(--ky-line);font-size:16px;font-weight:500;color:var(--ky-ink)}
.ky-mobile-link:hover{color:var(--ky-primary)}
.ky-mobile-link.active{color:var(--ky-primary);font-weight:700}
.ky-mobile-cta{margin-top:24px}

/* ============ Hero ============ */
.ky-hero-sub{
  position:relative;color:#fff;padding:52px 0 66px;
  background-color:var(--ky-dark);
  background-image:linear-gradient(100deg,rgba(18,32,29,.94) 0%,rgba(18,32,29,.82) 46%,rgba(22,96,79,.62) 100%),url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;background-repeat:no-repeat;
}
.ky-crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.66);margin-bottom:22px}
.ky-crumbs a{color:rgba(255,255,255,.86)}
.ky-crumbs a:hover{color:#fff}
.ky-crumbs .ky-crumb-current{color:#fff;font-weight:600}
.ky-hero-badge{
  display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.22);color:#fff;font-size:13px;font-weight:600;
  padding:6px 16px;border-radius:var(--ky-r-pill);margin-bottom:18px;
}
.ky-hero-h1{
  font-size:clamp(28px,4.2vw,40px);font-weight:800;color:#fff;line-height:1.28;
  max-width:820px;margin-bottom:20px;
}
.ky-hero-lead{max-width:760px;font-size:16px;line-height:1.9;color:rgba(255,255,255,.82)}
.ky-hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.ky-hero-stats{display:flex;flex-wrap:wrap;gap:28px;margin-top:38px;padding-top:26px;border-top:1px solid rgba(255,255,255,.16)}
.ky-hero-stat b{display:block;font-size:22px;font-weight:800;color:var(--ky-gold);line-height:1.2}
.ky-hero-stat span{font-size:13px;color:rgba(255,255,255,.7)}

/* ============ 区块通用 ============ */
.ky-sec{padding:96px 0}
.ky-sec-alt{background:#fff}
.ky-sec-head{max-width:760px;margin:0 auto 44px;text-align:center}
.ky-eyebrow{display:inline-block;background:var(--ky-soft);color:var(--ky-primary-dark);font-size:13px;font-weight:600;padding:6px 16px;border-radius:var(--ky-r-pill);margin-bottom:16px;letter-spacing:.5px}
.ky-sec-title{display:inline-flex;align-items:center;gap:18px;font-size:clamp(22px,3.2vw,28px);font-weight:800}
.ky-sec-title::before,.ky-sec-title::after{content:"";width:38px;height:1px;background:var(--ky-line);flex:0 0 auto}
.ky-sec-sub{margin-top:16px;font-size:15px;color:var(--ky-ink-2);line-height:1.85}

/* ============ 深色区块 ============ */
.ky-dark-sec{background:var(--ky-dark);color:#fff;padding:88px 0}
.ky-dark-sec .ky-sec-title{color:#fff}
.ky-dark-sec .ky-sec-title::before,.ky-dark-sec .ky-sec-title::after{background:rgba(255,255,255,.24)}
.ky-dark-sec .ky-eyebrow{background:rgba(255,255,255,.1);color:#fff}
.ky-dark-sec .ky-sec-sub{color:rgba(255,255,255,.66)}
.ky-dark-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.ky-dark-card{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.13);
  border-radius:var(--ky-r-card);padding:30px 28px;transition:transform .24s ease,background .24s ease,border-color .24s ease;
}
.ky-dark-card:hover{transform:translateY(-4px);background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.24)}
.ky-dark-num{display:block;font-size:32px;font-weight:800;color:var(--ky-gold);line-height:1;margin-bottom:16px;letter-spacing:1px}
.ky-dark-card h3{font-size:18px;color:#fff;margin-bottom:10px}
.ky-dark-card p{font-size:15px;color:rgba(255,255,255,.72);line-height:1.8}

/* ============ 筛选 chips ============ */
.ky-chips{display:flex;gap:10px;overflow-x:auto;padding:4px 2px 12px;scrollbar-width:none;-webkit-overflow-scrolling:touch;scroll-snap-type:x proximity}
.ky-chips::-webkit-scrollbar{display:none}
.ky-chip{
  flex:0 0 auto;scroll-snap-align:start;border:1px solid var(--ky-line);background:#fff;color:var(--ky-ink-2);
  border-radius:var(--ky-r-pill);padding:9px 20px;font-size:14px;font-weight:500;cursor:pointer;
  transition:all .22s ease;
}
.ky-chip:hover{border-color:var(--ky-primary);color:var(--ky-primary)}
.ky-chip.is-active{background:var(--ky-primary);border-color:var(--ky-primary);color:#fff;box-shadow:0 6px 16px rgba(30,122,106,.24)}

/* ============ 错列卡片 ============ */
.ky-masonry{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:26px}
.ky-clip{
  display:flex;flex-direction:column;background:var(--ky-surface);border:1px solid var(--ky-line);
  border-radius:var(--ky-r-card);overflow:hidden;box-shadow:var(--ky-sh-1);
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.ky-clip:hover{transform:translateY(-4px);box-shadow:var(--ky-sh-3);border-color:#DFD5C8}
.ky-clip-media{position:relative;aspect-ratio:4/3;overflow:hidden;background:var(--ky-soft)}
.ky-clip-media img{width:100%;height:100%;object-fit:cover;transition:transform .26s ease}
.ky-clip:hover .ky-clip-media img{transform:scale(1.04)}
.ky-clip-tag{
  position:absolute;left:12px;top:12px;background:rgba(28,27,25,.7);color:#fff;
  font-size:12px;font-weight:500;padding:5px 12px;border-radius:var(--ky-r-pill);backdrop-filter:blur(4px);
}
.ky-clip-body{display:flex;flex-direction:column;gap:10px;padding:20px 22px 24px;flex:1}
.ky-clip-title{font-size:18px;font-weight:700;line-height:1.45}
.ky-clip:hover .ky-clip-title{color:var(--ky-primary)}
.ky-clip-text{font-size:14px;color:var(--ky-ink-2);line-height:1.75}
.ky-clip-meta{margin-top:auto;display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:12px;color:var(--ky-ink-3)}

/* ============ 流程时间线 ============ */
.ky-timeline{display:grid;grid-template-columns:repeat(5,1fr);gap:20px;margin-top:46px}
.ky-step{position:relative;padding-top:36px}
.ky-step::before{content:"";position:absolute;top:11px;left:0;right:-20px;height:1px;background:var(--ky-line)}
.ky-step:last-child::before{right:0;background:linear-gradient(90deg,var(--ky-line),transparent)}
.ky-step-num{
  position:absolute;top:0;left:0;display:flex;align-items:center;justify-content:center;
  width:23px;height:23px;border-radius:50%;background:var(--ky-primary);color:#fff;
  font-size:12px;font-weight:700;line-height:1;
}
.ky-step h3{font-size:17px;margin-bottom:8px}
.ky-step p{font-size:14px;color:var(--ky-ink-2);line-height:1.75}

/* ============ 名词速查 + 误区 ============ */
.ky-two-col{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:start}
.ky-block-title{font-size:20px;font-weight:800;margin-bottom:8px}
.ky-block-note{font-size:14px;color:var(--ky-ink-3);margin-bottom:22px}
.ky-terms{display:grid;grid-template-columns:1fr;gap:0}
.ky-term{display:flex;gap:16px;align-items:baseline;padding:16px 0;border-bottom:1px dashed var(--ky-line)}
.ky-term dt{flex:0 0 92px;font-size:15px;font-weight:700;color:var(--ky-primary)}
.ky-term dd{margin:0;font-size:14px;color:var(--ky-ink-2);line-height:1.75}
.ky-warn{
  background:#fff;border:1px solid var(--ky-line);border-left:4px solid var(--ky-accent);
  border-radius:var(--ky-r-img);padding:20px 22px;box-shadow:var(--ky-sh-1);margin-bottom:16px;
  transition:transform .22s ease,box-shadow .22s ease;
}
.ky-warn:hover{transform:translateY(-3px);box-shadow:var(--ky-sh-2)}
.ky-warn h4{font-size:16px;margin-bottom:8px}
.ky-warn p{font-size:14px;color:var(--ky-ink-2);line-height:1.75}

/* ============ CTA ============ */
.ky-cta-wrap{padding:0 0 96px}
.ky-cta{
  display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap;
  background:linear-gradient(118deg,var(--ky-accent) 0%,var(--ky-accent-dark) 100%);
  border-radius:24px;padding:48px 52px;color:#fff;box-shadow:0 18px 40px rgba(232,98,46,.24);
}
.ky-cta h2{color:#fff;font-size:clamp(22px,3vw,28px);font-weight:800;margin-bottom:12px}
.ky-cta p{color:rgba(255,255,255,.9);font-size:15px;max-width:620px}
.ky-cta-actions{display:flex;gap:14px;flex-wrap:wrap}

/* ============ 页脚 ============ */
.ky-footer{background:var(--ky-dark);color:rgba(255,255,255,.72);padding:64px 0 26px}
.ky-footer-grid{display:grid;grid-template-columns:1.45fr 1fr 1fr 1.4fr;gap:40px}
.ky-footer-logo{display:flex;align-items:center;gap:10px;font-size:20px;font-weight:800;color:#fff;margin-bottom:16px}
.ky-footer-logo .ky-logo-mark{color:var(--ky-gold)}
.ky-footer-col p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.66)}
.ky-footer-col h4{font-size:16px;color:#fff;margin-bottom:18px}
.ky-footer-col ul li{margin-bottom:11px}
.ky-footer-col ul li a{font-size:14px;color:rgba(255,255,255,.7)}
.ky-footer-col ul li a:hover{color:#fff}
.ky-sub-form{display:flex;flex-direction:column;gap:10px;margin-top:10px}
.ky-input{
  height:48px;border-radius:var(--ky-r-input);border:1px solid rgba(255,255,255,.2);
  background:rgba(255,255,255,.06);color:#fff;padding:0 16px;font-size:14px;outline:none;
  transition:border-color .22s ease,box-shadow .22s ease;
}
.ky-input::placeholder{color:rgba(255,255,255,.45)}
.ky-input:focus{border-color:var(--ky-primary);box-shadow:0 0 0 4px rgba(30,122,106,.22)}
.ky-err{display:none;font-size:12px;color:var(--ky-accent)}
.ky-footer-bottom{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  border-top:1px solid rgba(255,255,255,.12);margin-top:48px;padding-top:24px;
  font-size:13px;color:rgba(255,255,255,.5);
}

/* ============ 悬浮条 ============ */
.ky-float-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:1030;
  background:rgba(255,255,255,.96);backdrop-filter:blur(10px);
  border-top:1px solid var(--ky-line);box-shadow:var(--ky-sh-bar);
  padding-bottom:env(safe-area-inset-bottom);
}
.ky-float-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:56px}
.ky-float-label{display:flex;align-items:center;gap:8px;font-size:14px;font-weight:500;color:var(--ky-ink-2)}
.ky-float-label svg{color:var(--ky-primary);flex:0 0 auto}

/* ============ 响应式 ============ */
@media (max-width:1200px){
  .ky-two-col{gap:40px}
}
@media (max-width:992px){
  .ky-sec{padding:72px 0}
  .ky-dark-sec{padding:64px 0}
  .ky-nav-inner{position:relative;display:flex;align-items:center;justify-content:center;min-height:64px}
  .ky-nav-left{display:none}
  .ky-nav-right .ky-nav-link{display:none}
  .ky-nav-right .ky-btn{display:none}
  .ky-icon-btn{position:absolute;right:0;top:50%;transform:translateY(-50%)}
  .ky-burger{display:flex;position:absolute;left:0;top:50%;transform:translateY(-50%)}
  .ky-dark-grid{grid-template-columns:1fr;gap:18px}
  .ky-masonry{grid-template-columns:repeat(2,1fr)}
  .ky-timeline{grid-template-columns:repeat(2,1fr);gap:26px}
  .ky-step::before{right:-26px}
  .ky-two-col{grid-template-columns:1fr}
  .ky-footer-grid{grid-template-columns:repeat(2,1fr);gap:34px}
  .ky-cta{padding:38px 34px}
}
@media (min-width:993px){
  .ky-masonry>*:nth-child(3n+2){margin-top:36px}
}
@media (max-width:768px){
  .container{padding-left:18px;padding-right:18px}
  .ky-hero-sub{padding:38px 0 48px}
  .ky-sec{padding:56px 0}
  .ky-sec-head{margin-bottom:32px}
  .ky-sec-title{gap:12px}
  .ky-sec-title::before,.ky-sec-title::after{width:22px}
  .ky-hero-stats{gap:20px}
  .ky-cta-wrap{padding-bottom:64px}
}
@media (max-width:576px){
  .ky-logo{font-size:19px}
  .ky-masonry{grid-template-columns:1fr}
  .ky-masonry>*{margin-top:0!important}
  .ky-timeline{grid-template-columns:1fr}
  .ky-step::before{right:0;background:linear-gradient(90deg,var(--ky-line),transparent)}
  .ky-footer-grid{grid-template-columns:1fr}
  .ky-float-label{font-size:13px}
  .ky-float-label span.ky-hide-xs{display:none}
  .ky-float-bar .ky-btn{flex:0 0 auto;padding:10px 18px}
  .ky-cta{padding:30px 22px;border-radius:20px}
  .ky-cta-actions{width:100%}
  .ky-cta-actions .ky-btn{width:100%}
  .ky-faq .accordion-button{font-size:16px;padding-right:38px}
  .ky-term{flex-direction:column;gap:4px}
  .ky-term dt{flex:none}
}