:root{
  --bg:#070b16;
  --card:rgba(255,255,255,.04);
  --card-hover:rgba(255,255,255,.075);
  --border:rgba(255,255,255,.09);
  --border-strong:rgba(255,255,255,.16);
  --text:#e9eefb;
  --muted:#95a3bd;
  --cyan:#22d3ee;
  --violet:#7c5cff;
  --green:#34d399;
  --radius:20px;
  --container:1180px;
  --shadow:0 24px 60px -24px rgba(0,0,0,.75);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  color:var(--text);
  background:
    radial-gradient(900px 620px at 10% -8%, rgba(124,92,255,.22), transparent 62%),
    radial-gradient(820px 560px at 92% -2%, rgba(34,211,238,.16), transparent 58%),
    radial-gradient(700px 700px at 50% 100%, rgba(52,211,153,.08), transparent 60%),
    var(--bg);
  background-attachment:fixed;
  line-height:1.7;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img,svg{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.02em;line-height:1.2}
p{margin:0}
::selection{background:rgba(34,211,238,.35);color:#fff}
.sr-only{
  position:absolute;width:1px;height:1px;padding:0;margin:-1px;
  overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0;
}
.skip-link{
  position:absolute;left:16px;top:-60px;z-index:999;
  background:var(--cyan);color:#04121a;font-weight:700;
  padding:10px 18px;border-radius:10px;transition:top .2s;
}
.skip-link:focus{top:16px}
.container{width:min(var(--container),92vw);margin-inline:auto}
.grad{
  background:linear-gradient(120deg,var(--cyan) 0%,#6ee7ff 35%,var(--violet) 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:14px 28px;border-radius:14px;font-weight:700;font-size:.97rem;
  border:1px solid transparent;cursor:pointer;transition:transform .18s, box-shadow .18s, background .18s, border-color .18s;
  white-space:nowrap;
}
.btn:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}
.btn-primary{
  background:linear-gradient(135deg,var(--cyan),var(--violet));
  color:#06111d;box-shadow:0 12px 34px -12px rgba(34,211,238,.7);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 40px -12px rgba(124,92,255,.8)}
.btn-ghost{background:rgba(255,255,255,.04);border-color:var(--border-strong);color:var(--text)}
.btn-ghost:hover{background:rgba(255,255,255,.09);transform:translateY(-2px)}
.btn-sm{padding:10px 20px;font-size:.88rem;border-radius:11px}
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(7,11,22,.72);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--border);
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  height:70px;
}
.brand{
  display:flex;align-items:center;gap:11px;
  font-weight:800;font-size:1.16rem;letter-spacing:-.02em;
  flex:0 0 auto;
}
.brand-logo{
  position:relative;
  flex:0 0 auto;
  width:38px;height:38px;
  border-radius:11px;
  display:grid;place-items:center;
  overflow:hidden;
  background:linear-gradient(135deg,var(--cyan),var(--violet));
  box-shadow:0 8px 22px -8px rgba(34,211,238,.85);
}
.brand-logo::before{
  content:"KL";
  position:absolute;z-index:0;
  font-size:.8rem;font-weight:900;letter-spacing:-.03em;
  color:#06111d;
}
.brand-logo img{
  position:relative;z-index:1;
  width:100%;height:100%;
  object-fit:contain;
  padding:4px;
  display:block;
}
.brand-logo img.is-error{display:none}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text small{
  font-size:.64rem;font-weight:600;color:var(--muted);
  letter-spacing:.12em;margin-top:1px;
}
.nav-links{display:flex;align-items:center;gap:28px;font-size:.92rem;color:var(--muted)}
.nav-links a{position:relative;padding:6px 0;transition:color .18s}
.nav-links a::after{
  content:"";position:absolute;left:0;bottom:0;width:0;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--cyan),var(--violet));transition:width .22s;
}
.nav-links a:hover{color:var(--text)}
.nav-links a:hover::after{width:100%}
.nav-links a[aria-current="page"]{color:#fff;font-weight:700}
.nav-links a[aria-current="page"]::after{width:100%}
.header-cta{display:flex;align-items:center;gap:12px}
.menu-toggle{
  display:none;
  width:40px;height:40px;
  align-items:center;justify-content:center;
  border-radius:11px;
  background:rgba(255,255,255,.04);
  border:1px solid var(--border-strong);
  color:var(--text);
  cursor:pointer;
  transition:background .18s,border-color .18s;
  flex:0 0 auto;
}
.menu-toggle:hover{background:rgba(255,255,255,.09);border-color:rgba(34,211,238,.45)}
.menu-toggle:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}
.menu-box{display:grid;gap:4px;width:18px}
.menu-box span{
  display:block;height:2px;border-radius:2px;background:currentColor;
  transition:transform .22s, opacity .18s;
}
.menu-toggle[aria-expanded="true"] .menu-box span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.menu-toggle[aria-expanded="true"] .menu-box span:nth-child(2){opacity:0}
.menu-toggle[aria-expanded="true"] .menu-box span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
.mobile-nav{
  display:none;
  position:absolute;left:0;right:0;top:100%;
  background:rgba(7,11,22,.97);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--border);
  box-shadow:0 24px 60px -20px rgba(0,0,0,.8);
  padding:10px 4vw 24px;
  z-index:99;
}
.mobile-nav.is-open{display:block}
.mobile-nav ul{display:grid}
.mobile-nav li a{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 4px;
  font-size:1rem;font-weight:600;color:#c7d3e6;
  border-bottom:1px solid rgba(255,255,255,.07);
  transition:color .18s,padding-left .18s;
}
.mobile-nav li a::after{
  content:"›";font-size:1.15rem;color:var(--muted);line-height:1;
}
.mobile-nav li a:hover,.mobile-nav li a[aria-current="page"]{color:var(--cyan);padding-left:8px}
.mobile-nav li a[aria-current="page"]::after{color:var(--cyan)}
.mobile-nav .mobile-nav-cta{
  margin-top:20px;display:grid;gap:12px;
}
.mobile-nav .mobile-nav-cta .btn{width:100%}
.site-footer{
  margin-top:clamp(56px,7vw,96px);
  border-top:1px solid var(--border);
  padding:clamp(44px,5vw,68px) 0 32px;
  background:rgba(0,0,0,.22);
}
.footer-grid{
  display:grid;grid-template-columns:1.6fr repeat(3,1fr);gap:clamp(28px,4vw,48px);
  margin-bottom:44px;
}
.footer-brand p{color:var(--muted);font-size:.88rem;max-width:34ch;margin-top:16px}
.footer-col h4{font-size:.83rem;letter-spacing:.1em;text-transform:uppercase;color:#8b9ab3;margin-bottom:16px;font-weight:700}
.footer-col ul{display:grid;gap:11px}
.footer-col a{font-size:.9rem;color:#a7b4c9;transition:color .18s}
.footer-col a:hover{color:var(--cyan)}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center;
  padding-top:26px;border-top:1px solid var(--border);
  font-size:.82rem;color:#6d7b93;
}
.footer-bottom .legal{display:flex;gap:20px;flex-wrap:wrap}
@media (max-width:1024px){.footer-grid{grid-template-columns:1fr 1fr}}
@media (max-width:860px){.nav-links{display:none}
.menu-toggle{display:inline-flex}
.header-inner{height:64px;gap:14px}}
@media (max-width:640px){.footer-grid{grid-template-columns:1fr}
.btn{padding:13px 22px;font-size:.93rem}
.footer-bottom{justify-content:center;text-align:center}
.brand-logo{width:34px;height:34px}
.brand{font-size:1.06rem}
.header-cta .btn-sm{padding:9px 16px;font-size:.84rem}}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
html{scroll-behavior:auto}}
.brand-logo{background:transparent;box-shadow:none;border-radius:0}
.brand-logo::before{content:none}
.brand-logo img{padding:0;object-fit:contain}
[class^="related-links-"],[class*=" related-links-"]{display: none;}
.k1-menu{display:flex;align-items:center;gap:32px;margin:0;padding:0;list-style:none}
.k1-menu li{position:relative;list-style:none}
.k1-menu .sub-menu{display:none;position:absolute;top:100%;left:0;min-width:200px;background:#0d1528;padding:10px;border:1px solid var(--border);border-radius:12px;box-shadow:var(--shadow);z-index:110}
.k1-menu .sub-menu a{display:block;padding:10px 12px;white-space:normal}
.k1-menu li.k1-submenu-open>.sub-menu{display:block}
html:not(.k1-js) .k1-menu li:hover>.sub-menu,html:not(.k1-js) .k1-menu li:focus-within>.sub-menu{display:block}
.k1-submenu-toggle{display:inline-flex;align-items:center;justify-content:center;min-width:30px;min-height:32px;margin-left:3px;color:inherit;background:transparent;border:0;cursor:pointer}
.k1-submenu-toggle:focus-visible,.k1-menu a:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}
.current-menu-item>a,.current-menu-ancestor>a{color:var(--cyan)}
a[aria-disabled="true"]{opacity:.6;cursor:not-allowed}
.k1-admin-note{color:#ffca70;font-size:.85rem;padding:10px;border:1px solid currentColor;border-radius:8px}
.k1-unavailable{color:#ffca70!important}
.k1-footer-menu .sub-menu{padding-left:14px}
.k1-editor-content{padding:64px 0;max-width:900px;overflow-wrap:anywhere;min-height:50vh}
.k1-editor-content h1{font-size:clamp(2rem,4vw,3rem);margin-bottom:32px}
.k1-editor-content :is(h2,h3,h4,p,ul,ol,blockquote,figure){margin:1em 0}
.k1-editor-content ul,.k1-editor-content ol{padding-left:1.5em;list-style:revert}
.k1-editor-content a,.article-body a.k1-auto-link{color:var(--cyan);text-decoration:underline}
.k1-editor-content img{max-width:100%;height:auto}
body.admin-bar .site-header{top:32px}
@media(max-width:860px){.mobile-nav .k1-menu{display:block}.mobile-nav .sub-menu{position:static;margin:4px 0 6px 14px;min-width:0;box-shadow:none}.mobile-nav .k1-menu li.k1-submenu-open>.sub-menu{display:block}.mobile-nav .k1-submenu-toggle{position:absolute;right:0;top:5px;min-width:44px;min-height:44px}.mobile-nav .menu-item-has-children>a{padding-right:48px}.mobile-nav{max-height:calc(100dvh - 80px);overflow-y:auto}}
@media(max-width:782px){body.admin-bar .site-header{top:46px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}