/* PCA — Private Control Administration */
.ku-pca-brand{display:flex;align-items:center;gap:10px;min-width:0;flex-shrink:1}
.ku-pca-emblem-btn{display:flex;align-items:center;justify-content:center;padding:0;border:0;background:transparent;cursor:pointer;border-radius:10px;transition:transform .15s,box-shadow .15s;line-height:0}
.ku-pca-emblem-btn:hover{transform:scale(1.04);box-shadow:0 0 0 2px rgba(10,132,255,.35)}
.ku-pca-emblem-btn:focus-visible{outline:2px solid var(--accent,#0a84ff);outline-offset:2px}
.ku-pca-emblem{display:block;width:32px;height:32px;border-radius:8px}
.ku-pca-wordmark{display:flex;flex-direction:column;gap:1px;min-width:0;line-height:1.2}
.ku-pca-name{font-size:17px;font-weight:800;letter-spacing:-.3px;color:var(--text,#f5f5f7);white-space:nowrap}
.ku-pca-full{font-size:10px;font-weight:600;color:var(--muted,#86868b);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:min(42vw,280px)}
.ku-pca-slogan{display:none;margin-top:6px;padding:8px 10px;border-radius:10px;background:rgba(10,132,255,.08);border:1px solid rgba(10,132,255,.22);max-width:min(92vw,360px)}
.ku-pca-brand.is-slogan-open .ku-pca-slogan{display:block}
.ku-pca-slogan-en{display:block;font-size:11px;font-weight:600;color:var(--text,#f5f5f7);line-height:1.4}
.ku-pca-slogan-ru{display:block;font-size:10px;font-weight:500;color:var(--muted,#86868b);margin-top:4px;line-height:1.35}
.hdr .ku-pca-brand{align-items:flex-start;position:relative}
.hdr .ku-pca-slogan{
  position:absolute;top:calc(100% + 4px);left:0;z-index:110;
  box-shadow:0 12px 40px rgba(0,0,0,.5);
}
@media(max-width:720px){.ku-pca-full{max-width:50vw}.hdr .ku-pca-slogan{left:0;right:auto;max-width:min(92vw,360px)}}

/* —— Login overlay —— */
#auth-overlay.ku-pca-auth-overlay,
.ku-pca-auth-overlay{
  position:fixed;inset:0;display:none;z-index:9999;
  align-items:center;justify-content:center;
  overflow:hidden;background:#000;
}
.ku-pca-auth-overlay::before{
  content:"";position:absolute;inset:-45%;
  background:
    radial-gradient(ellipse 55% 45% at 22% 18%,rgba(10,132,255,.28),transparent 58%),
    radial-gradient(ellipse 50% 40% at 78% 82%,rgba(88,86,214,.18),transparent 55%),
    radial-gradient(ellipse 40% 30% at 50% 50%,rgba(48,209,88,.06),transparent 70%);
  animation:ku-pca-auth-bg 16s ease-in-out infinite alternate;
}
@keyframes ku-pca-auth-bg{
  0%{transform:translate(0,0) scale(1)}
  100%{transform:translate(2%,-1%) scale(1.06)}
}
.ku-pca-auth-card{
  position:relative;z-index:1;
  width:min(460px,92vw);
  padding:28px 32px 32px;
  border-radius:28px;
  background:rgba(28,28,30,.88);
  backdrop-filter:blur(24px);
  -webkit-backdrop-filter:blur(24px);
  border:1px solid rgba(255,255,255,.09);
  box-shadow:0 28px 90px rgba(0,0,0,.75),0 0 0 1px rgba(10,132,255,.08) inset;
  animation:ku-pca-auth-card-in .55s cubic-bezier(.22,1,.36,1) both;
}
@keyframes ku-pca-auth-card-in{
  from{opacity:0;transform:translateY(18px) scale(.97)}
  to{opacity:1;transform:translateY(0) scale(1)}
}
.ku-pca-auth-visual{
  position:relative;margin:0 0 8px;min-height:120px;
  display:flex;align-items:center;justify-content:center;
}
.ku-pca-auth-orb{
  position:absolute;border-radius:50%;filter:blur(40px);pointer-events:none;
  animation:ku-pca-auth-orb 7s ease-in-out infinite;
}
.ku-pca-auth-orb-a{
  width:140px;height:140px;left:8%;top:10%;
  background:rgba(10,132,255,.35);
}
.ku-pca-auth-orb-b{
  width:100px;height:100px;right:10%;bottom:5%;
  background:rgba(94,92,230,.25);
  animation-delay:-3.5s;
}
@keyframes ku-pca-auth-orb{
  0%,100%{transform:translate(0,0) scale(1);opacity:.85}
  50%{transform:translate(8px,-6px) scale(1.08);opacity:1}
}
.ku-pca-auth-logo-wrap{
  position:relative;z-index:1;
  animation:ku-pca-auth-float 5.5s ease-in-out infinite;
}
@keyframes ku-pca-auth-float{
  0%,100%{transform:translateY(0)}
  50%{transform:translateY(-6px)}
}
.ku-pca-auth-logo-wide{
  display:block;width:min(340px,78vw);height:auto;margin:0 auto;
  animation:ku-pca-auth-logo-in .75s cubic-bezier(.22,1,.36,1) .08s both;
  filter:drop-shadow(0 12px 32px rgba(10,132,255,.2));
}
@keyframes ku-pca-auth-logo-in{
  from{opacity:0;transform:scale(.92)}
  to{opacity:1;transform:scale(1)}
}
.ku-pca-auth-tagline{
  font-size:12px;font-weight:600;color:#98989d;
  margin:0 0 18px;line-height:1.45;
}
.ku-pca-auth-card > p[style*="86868b"]{
  margin-bottom:20px!important;
}
.ku-pca-auth-card #auth-pwd{
  transition:border-color .15s,box-shadow .15s;
}
.ku-pca-auth-card #auth-pwd:focus{
  border-color:rgba(10,132,255,.55)!important;
  box-shadow:0 0 0 3px rgba(10,132,255,.22);
}
.ku-pca-auth-card #auth-btn{
  transition:transform .12s,filter .12s,background .12s;
}
.ku-pca-auth-card #auth-btn:hover{
  filter:brightness(1.06);
  transform:translateY(-1px);
}
.ku-pca-auth-card #auth-btn:active{
  transform:translateY(0);
}

@media (prefers-reduced-motion:reduce){
  .ku-pca-auth-overlay::before,
  .ku-pca-auth-card,
  .ku-pca-auth-logo-wide,
  .ku-pca-auth-logo-wrap,
  .ku-pca-auth-orb{animation:none!important}
}

/* Legacy / about */
.ku-pca-auth-brand{margin-bottom:18px}
.ku-pca-auth-logo{display:block;width:min(200px,70vw);height:auto;margin:0 auto 12px}
.ku-pca-auth-brand .ku-pca-name{font-size:22px;text-align:center}
.ku-pca-auth-brand .ku-pca-full{font-size:12px;text-align:center;max-width:none}
.ku-pca-about{margin-bottom:16px}
.ku-pca-about-inner{display:flex;gap:16px;align-items:flex-start;flex-wrap:wrap}
.ku-pca-about-logo{flex:0 0 auto;width:min(200px,40vw);height:auto;border-radius:12px}
.ku-pca-about-text{flex:1;min-width:200px}
.ku-pca-about-text .en{font-size:12px;font-weight:600;color:var(--muted,#86868b);line-height:1.45;margin-bottom:6px}
.ku-pca-about-text .ru{font-size:13px;font-weight:600;color:var(--text,#f5f5f7);line-height:1.45}
.guide-hero .ku-pca-guide-logo{width:min(320px,88vw);height:auto;margin:0 auto 16px;display:block}
.guide-hero .ku-pca-guide-name{font-size:28px;font-weight:800;color:#f5f5f7;margin:0 0 4px}
.guide-hero .ku-pca-guide-full{font-size:14px;font-weight:600;color:#98989d;margin:0 0 8px}
.guide-hero .ku-pca-guide-tag{font-size:12px;color:#6e6e73;margin:0 auto 16px;max-width:520px}