/* KMT — login & register pages (two columns: form + brand side; mirrored layouts, one identity) */
.ka-auth{min-height:calc(100vh - 76px);display:grid;place-items:center;padding:36px 16px 60px}
.ka-shell{width:100%;max-width:1080px;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);border:1px solid var(--line2);border-radius:26px;overflow:hidden;background:rgba(13,22,48,.72);box-shadow:var(--shadow);backdrop-filter:blur(8px)}
.ka-shell.reg{grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr)}
.ka-form{padding:42px 44px;display:flex;flex-direction:column;gap:16px}
.ka-form h1{margin:0;font-size:26px;font-weight:900}
.ka-form .sub{margin:-8px 0 4px;color:var(--muted);font-size:14.5px}
.ka-prov{display:grid;gap:10px}
.ka-prov.two{grid-template-columns:1fr 1fr}
.ka-pbtn{display:flex;align-items:center;justify-content:center;gap:10px;padding:12px 14px;border-radius:12px;border:1px solid var(--line2);background:rgba(255,255,255,.04);color:var(--text)!important;font:inherit;font-weight:700;font-size:14.5px;cursor:pointer;transition:.2s}
.ka-pbtn:hover{border-color:var(--cyan);background:rgba(34,211,238,.06)}
.ka-pbtn svg{width:20px;height:20px;flex-shrink:0}
.ka-pbtn.tg svg{color:#2aabee}
.ka-pbtn.off{opacity:.45;pointer-events:none;filter:grayscale(1);cursor:not-allowed}
.ka-or{display:flex;align-items:center;gap:12px;color:var(--dim);font-size:13px}
.ka-or:before,.ka-or:after{content:"";flex:1;height:1px;background:var(--line2)}
.ka-fields{display:grid;gap:12px}
.ka-fields.g2{grid-template-columns:1fr 1fr}
.ka-field{display:grid;gap:6px}
.ka-field label{font-size:13px;color:var(--muted);font-weight:700}
.ka-field input{width:100%;background:var(--bg2);border:1px solid var(--line2);border-radius:12px;color:var(--text);padding:12px 14px;font:inherit;font-size:15px;transition:.2s}
.ka-field input:focus{outline:0;border-color:var(--cyan);box-shadow:0 0 0 3px rgba(34,211,238,.14)}
.ka-field input.ltr{direction:ltr;text-align:left}
.ka-field .err{color:var(--rose);font-size:12.5px;min-height:0}
.ka-field.bad input{border-color:var(--rose)}
.ka-pass{position:relative}
.ka-pass button{position:absolute;inset-inline-end:8px;top:50%;transform:translateY(-50%);background:transparent;border:0;color:var(--dim);cursor:pointer;padding:6px}
.ka-pass button svg{width:18px;height:18px}
.ka-row{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap;font-size:13.5px;color:var(--muted)}
.ka-row a,.ka-link{color:var(--cyan);cursor:pointer;background:none;border:0;font:inherit;padding:0}
.ka-chk{display:flex;align-items:flex-start;gap:8px;cursor:pointer;font-size:13.5px;color:var(--muted)}
.ka-chk input{width:17px;height:17px;margin-top:4px;accent-color:#22d3ee}
.ka-submit{justify-content:center;width:100%;padding:14px;font-size:16px}
.ka-submit[disabled]{opacity:.65;cursor:wait}
.ka-submit .spin{width:18px;height:18px;border-radius:50%;border:2px solid rgba(4,16,34,.35);border-top-color:#041022;animation:kaspin .8s linear infinite;display:none}
.ka-submit.loading .spin{display:inline-block}
@keyframes kaspin{to{transform:rotate(360deg)}}
.ka-alert{border-radius:12px;padding:11px 14px;font-size:13.5px;border:1px solid}
.ka-alert.err{color:#fecdd3;border-color:rgba(251,113,133,.5);background:rgba(251,113,133,.08)}
.ka-alert.ok{color:#bbf7d0;border-color:rgba(52,211,153,.5);background:rgba(52,211,153,.08)}
.ka-alert.info{color:#bae6fd;border-color:rgba(34,211,238,.45);background:rgba(34,211,238,.07)}
.ka-switch{text-align:center;font-size:14px;color:var(--muted);margin-top:4px}
.ka-switch a{color:var(--cyan);font-weight:700}
.ka-captcha{display:flex;gap:10px;align-items:center}
.ka-captcha img{height:46px;border-radius:10px;border:1px solid var(--line2);cursor:pointer;flex-shrink:0}
.ka-captcha input{flex:1}
.ka-ref{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:12px;border:1px dashed rgba(52,211,153,.5);background:rgba(52,211,153,.06);font-size:13.5px}
.ka-ref b{color:var(--green)}
.ka-step[hidden]{display:none!important}

/* brand side */
.ka-brand{position:relative;overflow:hidden;padding:42px 40px;display:flex;flex-direction:column;justify-content:space-between;gap:26px;
  background:radial-gradient(70% 60% at 85% 0%,rgba(34,211,238,.22),transparent 70%),radial-gradient(60% 55% at 0% 100%,rgba(139,92,246,.25),transparent 70%),linear-gradient(160deg,#0a1530,#060a17)}
.ka-brand:before{content:"";position:absolute;inset:0;background:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px) 0 0/36px 36px,linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px) 0 0/36px 36px;-webkit-mask-image:radial-gradient(80% 70% at 50% 40%,#000,transparent);pointer-events:none}
.ka-brand > *{position:relative}
.ka-logo{display:flex;align-items:center;gap:12px}
.ka-logo img{width:48px;height:48px}
.ka-logo b{display:block;font-size:18px;font-weight:900}
.ka-logo small{display:block;color:var(--cyan);font-family:Consolas,monospace;letter-spacing:3px;font-size:11px;direction:ltr;text-align:start}
.ka-brand h2{font-size:30px;line-height:1.5;margin:0;font-weight:900}
.ka-brand p{color:var(--muted);margin:0}
.ka-feats{display:grid;gap:12px;margin:0;padding:0;list-style:none}
.ka-feats li{display:flex;gap:12px;align-items:flex-start;font-size:14.5px}
.ka-feats li svg{width:22px;height:22px;flex-shrink:0;color:var(--cyan);margin-top:3px}
.ka-feats li b{display:block}
.ka-feats li small{color:var(--muted);font-size:13px}
.ka-reward{border:1px solid rgba(52,211,153,.5);border-radius:18px;padding:16px;background:linear-gradient(135deg,rgba(52,211,153,.14),rgba(34,211,238,.06))}
.ka-reward .h{display:flex;align-items:center;gap:10px;margin-bottom:8px}
.ka-reward .h svg{width:26px;height:26px;color:var(--green)}
.ka-reward .amt{display:flex;flex-wrap:wrap;gap:8px;margin:6px 0}
.ka-reward .amt span{padding:5px 12px;border-radius:99px;background:rgba(4,16,34,.55);border:1px solid rgba(52,211,153,.4);font-family:Consolas,monospace;direction:ltr}
.ka-reward small{color:var(--muted);font-size:12.5px;line-height:1.8;display:block}
.ka-trust{display:flex;flex-wrap:wrap;gap:8px}
.ka-trust span{font-size:12px;color:var(--muted);border:1px solid var(--line2);border-radius:99px;padding:4px 10px;display:inline-flex;align-items:center;gap:6px}
.ka-trust svg{width:14px;height:14px;color:var(--green)}
.ka-orbit{position:absolute;width:340px;height:340px;inset-inline-end:-120px;bottom:-120px;border-radius:50%;border:1px dashed rgba(34,211,238,.25);pointer-events:none}
.ka-orbit:after{content:"";position:absolute;inset:50px;border-radius:50%;border:1px solid rgba(139,92,246,.25)}

@media (max-width:900px){
  .ka-shell,.ka-shell.reg{grid-template-columns:minmax(0,1fr)}
  .ka-brand{order:-1;padding:26px 22px;gap:16px}
  .ka-brand h2{font-size:22px}
  .ka-brand .ka-feats,.ka-brand .ka-orbit{display:none}
  .ka-form{padding:26px 20px}
  .ka-fields.g2,.ka-prov.two{grid-template-columns:minmax(0,1fr)}
}
body.k.en .ka-field input.ltr{text-align:left}
.ka-auth [hidden]{display:none!important}
body.k .ka-link,body.k .ka-row a,body.k .ka-switch a,body.k .ka-alert a{color:var(--cyan)}

/* registration: notification channels */
.ka-notify{border:1px solid var(--line2,#2a3a63);border-radius:12px;padding:10px 14px 12px;margin:0;display:grid;gap:6px}
.ka-notify legend{padding:0 6px;font-size:13.5px;color:var(--muted,#93a1bd)}