*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --ky-red:#D92B2B;--ky-green:#1B8A5A;--ky-gold:#C8973F;--ky-dark:#121716;
  --ky-light:#F7F9F8;--ky-gray:#5C6660;--ky-gray-light:#E8ECEA;
  --ky-grad-hot:linear-gradient(135deg,#D92B2B 0%,#C8973F 100%);
  --ky-grad-mixed:linear-gradient(135deg,#1B8A5A 0%,#D92B2B 100%);
  --ky-font-display:'Noto Serif SC','Source Han Serif SC','Songti SC','SimSun',serif;
  --ky-font-body:'Noto Sans SC','PingFang SC','Microsoft YaHei','Helvetica Neue',Arial,sans-serif;
  --ky-font-data:'Roboto Mono','SF Mono','Menlo','Consolas',monospace;
  --ky-h:72px;--ky-container:1280px;--ky-radius:12px;--ky-radius-sm:6px;
  --ky-shadow:0 4px 20px rgba(0,0,0,0.08);--ky-shadow-lg:0 8px 30px rgba(0,0,0,0.12);
  --ky-ease:cubic-bezier(0.4,0,0.2,1);--ky-transition:0.3s var(--ky-ease)
}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--ky-font-body);background:var(--ky-light);color:var(--ky-dark);line-height:1.6;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
button{font:inherit;cursor:pointer;background:none;border:none;color:inherit}
input,select,textarea{font:inherit}
:focus-visible{outline:2px solid var(--ky-red);outline-offset:3px;border-radius:2px}
::selection{background:rgba(217,43,43,0.15);color:var(--ky-dark)}
.container{width:min(var(--ky-container),92%);margin-inline:auto}
.section{padding-block:80px}
.section--tight{padding-block:48px}
.section--dark{background:var(--ky-dark);color:rgba(255,255,255,0.85)}
.section--dark .section-title{color:#fff}
.skip-link{position:fixed;top:-100px;left:16px;z-index:9999;background:var(--ky-dark);color:#fff;padding:12px 24px;border-radius:6px;box-shadow:var(--ky-shadow-lg);transition:top 0.3s var(--ky-ease);font-size:0.9rem}
.skip-link:focus{top:12px}
.scroll-progress-bar{position:fixed;top:0;left:0;height:3px;width:0%;background:var(--ky-grad-hot);z-index:2000;border-radius:0 3px 3px 0;pointer-events:none;transition:width 0.08s linear}
.site-header{position:fixed;top:0;left:0;right:0;z-index:1000;background:rgba(255,255,255,0.88);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--ky-gray-light);box-shadow:0 2px 12px rgba(0,0,0,0.04)}
.site-header::after{content:'';position:absolute;bottom:-2px;left:0;right:0;height:2px;background:var(--ky-grad-hot);clip-path:polygon(0 0,100% 0,calc(100% - 32px) 100%,0 100%)}
.header-inner{max-width:var(--ky-container);height:var(--ky-h);margin-inline:auto;padding-inline:2rem;display:flex;align-items:center;justify-content:space-between;gap:2rem;position:relative}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0;border-radius:8px}
.brand-mark{width:44px;height:44px;background:var(--ky-grad-hot);border-radius:10px;display:flex;align-items:center;justify-content:center;transform:rotate(-3deg);box-shadow:0 4px 16px rgba(217,43,43,0.3);position:relative;overflow:hidden;font-family:var(--ky-font-display);font-size:1.3rem;font-weight:700;color:#fff;text-shadow:0 2px 4px rgba(0,0,0,0.25);flex-shrink:0}
.brand-mark::after{content:'';position:absolute;right:-10px;bottom:-10px;width:24px;height:24px;background:rgba(255,255,255,0.22);clip-path:polygon(0 0,100% 100%,0 100%)}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-name{font-family:var(--ky-font-display);font-size:1.35rem;font-weight:700;color:var(--ky-dark);letter-spacing:0.03em}
.brand-name::first-letter{color:var(--ky-red)}
.brand-sub{font-size:0.68rem;color:var(--ky-gray);letter-spacing:0.18em;text-transform:uppercase;margin-top:2px}
.header-right{display:flex;align-items:center;gap:20px}
.main-nav{display:flex;align-items:center}
.nav-list{display:flex;align-items:center;gap:2px}
.nav-item{margin:0}
.nav-link{display:block;padding:8px 14px;font-size:0.9rem;font-weight:500;color:var(--ky-dark);border-radius:6px;position:relative;transition:color 0.2s,background 0.2s;white-space:nowrap}
.nav-link::after{content:'';position:absolute;bottom:0;left:50%;transform:translateX(-50%);width:0;height:2px;background:var(--ky-red);border-radius:2px;transition:width 0.3s var(--ky-ease)}
.nav-link:hover{color:var(--ky-red);background:rgba(217,43,43,0.04)}
.nav-link:hover::after{width:60%}
.nav-link[aria-current="page"]{color:var(--ky-red);font-weight:600}
.nav-link[aria-current="page"]::after{width:60%}
.header-cta{display:inline-flex;align-items:center;gap:10px;padding:10px 22px;background:var(--ky-grad-hot);color:#fff;font-size:0.875rem;font-weight:600;border-radius:8px;box-shadow:0 4px 16px rgba(217,43,43,0.25);transition:transform 0.2s var(--ky-ease),box-shadow 0.2s var(--ky-ease);flex-shrink:0;position:relative;overflow:hidden}
.header-cta::before{content:'';width:8px;height:8px;background:rgba(255,255,255,0.9);border-radius:50%;animation:ky-pulse 2s infinite;flex-shrink:0}
@keyframes ky-pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:0.5;transform:scale(0.8)}}
.header-cta:hover{transform:translateY(-2px);box-shadow:0 6px 24px rgba(217,43,43,0.35)}
.header-cta:active{transform:translateY(0)}
.header-cta--mobile{display:none;width:100%;justify-content:center;margin-top:14px}
.header-cta--mobile::before{display:none}
.nav-toggle{display:none;width:42px;height:42px;flex-direction:column;justify-content:center;align-items:center;gap:5px;border-radius:8px;background:var(--ky-gray-light);transition:background 0.2s;flex-shrink:0}
.nav-toggle:hover{background:var(--ky-gray-light)}
.nav-toggle-bar{width:20px;height:2px;background:var(--ky-dark);border-radius:2px;transition:transform 0.3s var(--ky-ease),opacity 0.2s}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.site-footer{background:var(--ky-dark);color:rgba(255,255,255,0.85);position:relative;overflow:hidden}
.site-footer::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:var(--ky-grad-hot)}
.site-footer::after{content:'开运';position:absolute;right:-2rem;bottom:-3rem;font-family:var(--ky-font-display);font-size:14rem;font-weight:700;color:rgba(255,255,255,0.03);line-height:1;pointer-events:none}
.footer-top{display:grid;grid-template-columns:2fr 1fr 1.5fr;gap:3rem;padding-block:4rem 2.5rem;position:relative;z-index:1}
.footer-brand{display:flex;flex-direction:column}
.footer-brand-name{font-family:var(--ky-font-display);font-size:1.75rem;font-weight:700;color:#fff;line-height:1.2}
.footer-brand-sub{font-size:0.72rem;color:var(--ky-gold);letter-spacing:0.22em;text-transform:uppercase;margin-top:4px}
.footer-brand-desc{margin-top:1rem;font-size:0.9rem;line-height:1.7;color:rgba(255,255,255,0.6);max-width:36em}
.footer-title{font-size:1rem;font-weight:600;color:#fff;margin-bottom:1.25rem;position:relative;padding-bottom:8px}
.footer-title::after{content:'';position:absolute;bottom:0;left:0;width:32px;height:2px;background:var(--ky-grad-hot)}
.footer-link-list{display:flex;flex-direction:column;gap:10px}
.footer-link{color:rgba(255,255,255,0.6);font-size:0.9rem;transition:color 0.2s,padding-left 0.3s var(--ky-ease);position:relative}
.footer-link::before{content:'→';position:absolute;left:-1.2rem;opacity:0;color:var(--ky-gold);transition:opacity 0.3s}
.footer-link:hover{color:#fff;padding-left:8px}
.footer-link:hover::before{opacity:1}
.footer-contact-list{display:flex;flex-direction:column;gap:10px}
.footer-contact-item{display:flex;flex-direction:column}
.contact-label{color:var(--ky-gold);font-size:0.72rem;font-weight:600;letter-spacing:0.12em;text-transform:uppercase}
.contact-value{color:rgba(255,255,255,0.75);font-size:0.875rem}
.footer-trust{background:linear-gradient(135deg,rgba(27,138,90,0.16) 0%,rgba(18,23,22,1) 100%);border-top:1px solid rgba(200,151,63,0.18);border-bottom:1px solid rgba(255,255,255,0.04);padding:1.25rem 2rem;text-align:center;position:relative;z-index:1}
.footer-trust p{color:rgba(255,255,255,0.5);font-size:0.8rem;line-height:1.7;max-width:820px;margin-inline:auto}
.footer-bottom{border-top:1px solid rgba(255,255,255,0.07);padding-block:1.25rem;position:relative;z-index:1}
.footer-bottom-inner{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:6px 2rem;font-size:0.78rem;color:rgba(255,255,255,0.4)}
.scroll-top{position:fixed;bottom:2rem;right:2rem;width:46px;height:46px;border-radius:50%;background:var(--ky-dark);color:#fff;font-size:1.25rem;box-shadow:var(--ky-shadow-lg);opacity:0;visibility:hidden;transform:translateY(16px);transition:opacity 0.3s var(--ky-ease),transform 0.3s var(--ky-ease),visibility 0.3s,background 0.2s;z-index:900;display:flex;align-items:center;justify-content:center;border:1px solid rgba(255,255,255,0.1)}
.scroll-top.is-visible{opacity:1;visibility:visible;transform:translateY(0)}
.scroll-top:hover{background:var(--ky-red);border-color:var(--ky-red)}
.page-header{background:linear-gradient(135deg,rgba(217,43,43,0.06) 0%,rgba(200,151,63,0.06) 100%);padding-top:calc(var(--ky-h) + 3.5rem);padding-bottom:2.5rem;position:relative;overflow:hidden}
.page-header::after{content:'';position:absolute;bottom:-1px;left:0;right:0;height:28px;background:var(--ky-light);clip-path:polygon(0 0,100% 0,calc(100% - 80px) 100%,0 100%)}
.page-title{font-family:var(--ky-font-display);font-size:clamp(1.75rem,4vw,2.5rem);font-weight:700;margin-top:8px;position:relative;z-index:1}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:0.85rem;color:var(--ky-gray);position:relative;z-index:1}
.breadcrumb a{transition:color 0.2s}
.breadcrumb a:hover{color:var(--ky-red)}
.breadcrumb .current{color:var(--ky-dark);font-weight:600}
.breadcrumb-link-sep{color:var(--ky-gray-light)}
.grid-12{display:grid;grid-template-columns:repeat(12,1fr);gap:1.5rem}
.card{background:#fff;border-radius:var(--ky-radius);box-shadow:var(--ky-shadow);border:1px solid var(--ky-gray-light);padding:24px;transition:transform 0.3s var(--ky-ease),box-shadow 0.3s var(--ky-ease)}
.card:hover{transform:translateY(-2px);box-shadow:var(--ky-shadow-lg)}
.glass-card{background:rgba(255,255,255,0.7);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,0.6);border-radius:var(--ky-radius);padding:24px;box-shadow:0 8px 32px rgba(0,0,0,0.06)}
.btn{display:inline-flex;align-items:center;gap:8px;padding:10px 24px;border-radius:8px;font-size:0.9rem;font-weight:600;transition:transform 0.2s var(--ky-ease),box-shadow 0.2s var(--ky-ease);cursor:pointer;border:none}
.btn:active{transform:scale(0.97)}
.btn-primary{background:var(--ky-grad-hot);color:#fff;box-shadow:0 4px 14px rgba(217,43,43,0.25)}
.btn-primary:hover{box-shadow:0 6px 20px rgba(217,43,43,0.35);transform:translateY(-1px)}
.btn-outline{background:transparent;color:var(--ky-dark);border:2px solid var(--ky-gray-light)}
.btn-outline:hover{border-color:var(--ky-red);color:var(--ky-red)}
.data-badge{display:inline-flex;align-items:center;gap:6px;font-family:var(--ky-font-data);font-size:0.8rem;font-weight:500;padding:4px 12px;border-radius:20px;background:rgba(217,43,43,0.08);color:var(--ky-red);border:1px solid rgba(217,43,43,0.15)}
.tag{display:inline-block;font-size:0.72rem;font-weight:500;padding:4px 10px;border-radius:4px;background:var(--ky-gray-light);color:var(--ky-gray)}
.tag--green{background:rgba(27,138,90,0.1);color:var(--ky-green)}
.tag--gold{background:rgba(200,151,63,0.12);color:#8a6d2a;border:1px solid rgba(200,151,63,0.2)}
.img-placeholder{background:var(--ky-gray-light);border-radius:var(--ky-radius);overflow:hidden;display:flex;align-items:center;justify-content:center;color:var(--ky-gray);font-size:0.85rem;position:relative}
.img-placeholder::after{content:'';position:absolute;inset:0;background:linear-gradient(135deg,transparent 40%,rgba(255,255,255,0.3) 50%,transparent 60%)}
.img-ratio-16-9{aspect-ratio:16/9}
.img-ratio-4-3{aspect-ratio:4/3}
.img-ratio-1-1{aspect-ratio:1/1}
[data-reveal]{opacity:0;transform:translateY(24px);transition:opacity 0.7s var(--ky-ease),transform 0.7s var(--ky-ease)}
[data-reveal].is-revealed{opacity:1;transform:translateY(0)}
@media (max-width:992px){
  .header-inner{padding-inline:1.5rem}
  .nav-toggle{display:flex}
  .header-right{gap:12px}
  .main-nav{position:fixed;top:var(--ky-h);left:0;right:0;background:rgba(255,255,255,0.97);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);padding:1.5rem 2rem 2rem;border-bottom:1px solid var(--ky-gray-light);box-shadow:0 16px 40px rgba(0,0,0,0.1);transform:translateY(-110%);transition:transform 0.35s var(--ky-ease);clip-path:polygon(0 0,100% 0,calc(100% - 40px) 100%,0 100%)}
  .main-nav[data-open="true"]{transform:translateY(0)}
  .nav-list{flex-direction:column;align-items:stretch;gap:0}
  .nav-item{width:100%}
  .nav-link{padding:14px 8px;font-size:1rem;border-bottom:1px solid var(--ky-gray-light)}
  .nav-link::after{display:none}
  .nav-link[aria-current="page"]{background:rgba(217,43,43,0.04)}
  .header-cta--desktop{display:none}
  .header-cta--mobile{display:flex}
  .footer-top{grid-template-columns:1fr 1fr;gap:2.5rem}
}
@media (max-width:640px){
  :root{--ky-h:64px}
  .header-inner{padding-inline:1rem}
  .brand-mark{width:38px;height:38px;font-size:1.1rem}
  .brand-name{font-size:1.1rem}
  .brand-sub{font-size:0.6rem}
  .main-nav{padding-inline:1.25rem}
  .footer-top{grid-template-columns:1fr;gap:2rem;padding-block:3rem 1.5rem}
  .footer-brand-desc{font-size:0.85rem}
  .footer-trust{padding:1rem}
  .footer-bottom-inner{flex-direction:column;text-align:center;gap:4px}
  .scroll-top{bottom:1rem;right:1rem;width:40px;height:40px;font-size:1rem}
  .section{padding-block:56px}
}
@media (max-width:360px){
  .brand-sub{display:none}
  .nav-link{padding:12px 6px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:0.01ms!important;transition-duration:0.01ms!important;scroll-behavior:auto!important}
  [data-reveal]{opacity:1;transform:none}
  .scroll-progress-bar{display:none}
  .header-cta::before{animation:none}
}