:root{
  --bg:#080b12;
  --bg-2:#0b1018;
  --panel:#0e141e;
  --panel-2:#111826;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.14);
  --txt:#e7ecf3;
  --txt-dim:#9aa6b6;
  --txt-faint:#6b7688;
  --accent:#38bdf8;
  --accent-2:#2563eb;
  --good:#34d399;
  --danger:#f87171;
  --radius:16px;
  --font-sans:"Geist",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --font-mono:"Geist Mono",ui-monospace,SFMono-Regular,"SF Mono",Menlo,Consolas,monospace;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:var(--font-sans);
  color:var(--txt);
  background:
    radial-gradient(1200px 700px at 78% -10%, rgba(37,99,235,.18), transparent 60%),
    radial-gradient(900px 600px at 8% 110%, rgba(56,189,248,.12), transparent 55%),
    var(--bg);
  min-height:100vh;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
.login-shell{position:relative;min-height:100vh;display:flex;flex-direction:column;overflow:hidden}
.signal-grid{
  position:absolute;inset:0;z-index:0;pointer-events:none;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:46px 46px;
  mask-image:radial-gradient(circle at 50% 30%, #000 0%, transparent 75%);
  opacity:.5;
}
.ambient{position:absolute;z-index:0;border-radius:50%;filter:blur(90px);opacity:.5;pointer-events:none}
.ambient-one{width:560px;height:560px;top:-160px;right:-120px;background:radial-gradient(circle,rgba(37,99,235,.5),transparent 65%)}
.ambient-two{width:520px;height:520px;bottom:-200px;left:-140px;background:radial-gradient(circle,rgba(56,189,248,.32),transparent 65%)}

.authority-bar{
  position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:8px 28px;font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--txt-faint);
  border-bottom:1px solid var(--line);background:rgba(7,10,17,.6);backdrop-filter:blur(6px);
}
.authority-center{color:var(--txt-dim)}
.authority-state{display:inline-flex;align-items:center;gap:8px;color:var(--txt-dim)}
.authority-state i{width:7px;height:7px;border-radius:50%;background:var(--good);box-shadow:0 0 10px var(--good)}

.site-header{
  position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 28px;border-bottom:1px solid var(--line);
}
.brand{display:flex;align-items:center;gap:14px;text-decoration:none;color:inherit}
.brand-mark{
  display:grid;place-items:center;width:42px;height:42px;border-radius:11px;
  font-weight:700;font-size:15px;letter-spacing:.04em;color:#02060d;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  box-shadow:0 6px 22px rgba(37,99,235,.4),inset 0 1px 0 rgba(255,255,255,.35);
}
.brand-identity{display:flex;flex-direction:column;line-height:1.15}
.brand-name{font-weight:700;letter-spacing:.16em;font-size:14px}
.brand-office{font-size:11px;color:var(--txt-faint);letter-spacing:.06em}
.brand-divider{width:1px;height:30px;background:var(--line-strong);margin:0 4px}
.brand-product{font-size:12px;letter-spacing:.28em;color:var(--txt-dim);font-weight:600}
.system-status{display:flex;align-items:center;gap:10px;font-size:12px;color:var(--txt-dim)}
.system-status small{display:block;font-size:10px;letter-spacing:.14em;color:var(--txt-faint)}
.status-dot{width:9px;height:9px;border-radius:50%;background:var(--good);box-shadow:0 0 0 4px rgba(52,211,153,.14),0 0 12px var(--good)}

.login-layout{
  position:relative;z-index:2;flex:1;display:grid;grid-template-columns:1.05fr .95fr;gap:56px;
  max-width:1180px;width:100%;margin:0 auto;padding:64px 28px;align-items:center;
}
.login-intro{max-width:560px}
.eyebrow{display:flex;align-items:center;gap:12px;font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--txt-dim);margin-bottom:22px}
.eyebrow-line{width:34px;height:1px;background:linear-gradient(90deg,var(--accent),transparent)}
.login-intro h1{font-size:clamp(30px,4vw,48px);line-height:1.06;margin:0 0 20px;font-weight:600;letter-spacing:-.02em}
.login-intro h1 span{display:block;color:var(--txt-dim);font-weight:500}
.intro-copy{font-size:16px;line-height:1.65;color:var(--txt-dim);margin:0 0 34px;max-width:520px}
.access-list{list-style:none;margin:0 0 34px;padding:0;display:flex;flex-direction:column;gap:16px}
.access-list li{display:flex;gap:16px;align-items:flex-start;padding:16px 18px;border:1px solid var(--line);border-radius:13px;background:rgba(255,255,255,.02)}
.capability-code{font-family:var(--font-mono);font-size:12px;color:var(--accent);padding-top:2px;min-width:22px}
.capability-copy{display:flex;flex-direction:column;gap:3px}
.capability-copy strong{font-weight:600;font-size:15px}
.capability-copy small{color:var(--txt-faint);font-size:13px;line-height:1.5}
.trust-row{display:flex;align-items:center;gap:20px;flex-wrap:wrap}
.trust-row>div{display:flex;flex-direction:column;gap:3px}
.trust-label{font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--txt-faint)}
.trust-row strong{font-weight:600;font-size:14px}
.trust-divider{width:1px;height:30px;background:var(--line)}

.login-panel{
  position:relative;background:linear-gradient(180deg,var(--panel-2),var(--panel));
  border:1px solid var(--line-strong);border-radius:var(--radius);
  padding:34px 34px 28px;box-shadow:0 30px 80px -30px rgba(0,0,0,.75);max-width:460px;width:100%;justify-self:end;
}
.panel-glow{position:absolute;inset:-1px;border-radius:var(--radius);pointer-events:none;
  background:linear-gradient(180deg,rgba(56,189,248,.28),transparent 30%);-webkit-mask:linear-gradient(#000,transparent);mask:linear-gradient(#000,transparent);opacity:.6}
.panel-reference{position:absolute;top:18px;right:20px;text-align:right;font-family:var(--font-mono);font-size:10px;letter-spacing:.1em;color:var(--txt-faint);display:flex;flex-direction:column;gap:2px}
.panel-reference strong{color:var(--txt-dim);font-size:12px;letter-spacing:.14em}
.panel-header{margin-bottom:22px}
.panel-kicker{font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--accent)}
.panel-header h2{margin:10px 0 6px;font-size:23px;font-weight:600;letter-spacing:-.01em}
.panel-header p{margin:0;color:var(--txt-dim);font-size:14px}

.login-form{display:flex;flex-direction:column}
.field-label{font-size:12px;letter-spacing:.06em;color:var(--txt-dim);margin-bottom:8px;font-weight:500}
.field-wrap{position:relative;display:flex;align-items:center;margin-bottom:18px}
.field-icon{position:absolute;left:14px;color:var(--txt-faint);font-size:15px;pointer-events:none}
.field-wrap input{
  width:100%;padding:13px 14px 13px 40px;border-radius:11px;border:1px solid var(--line-strong);
  background:rgba(4,7,12,.75);color:var(--txt);font-size:15px;font-family:inherit;outline:none;transition:border-color .15s,box-shadow .15s;
}
.field-wrap input::placeholder{color:var(--txt-faint)}
.field-wrap input:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(56,189,248,.16)}
.password-label-row{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px}
.text-button{background:none;border:none;color:var(--accent);font-size:12px;cursor:pointer;font-family:inherit;padding:0}
.text-button:hover{text-decoration:underline}
.password-toggle{position:absolute;right:10px;background:rgba(255,255,255,.05);border:1px solid var(--line);color:var(--txt-dim);font-size:12px;padding:5px 9px;border-radius:8px;cursor:pointer;font-family:inherit}
.password-toggle:hover{color:var(--txt);border-color:var(--line-strong)}
.submit-button{
  margin-top:6px;display:flex;align-items:center;justify-content:center;gap:10px;width:100%;
  padding:14px 18px;border:none;border-radius:11px;cursor:pointer;font-family:inherit;font-size:15px;font-weight:600;color:#02060d;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));box-shadow:0 12px 30px -10px rgba(37,99,235,.7);transition:transform .12s,filter .15s;
}
.submit-button:hover{filter:brightness(1.06)}
.submit-button:active{transform:translateY(1px)}
.submit-button:disabled{opacity:.6;cursor:progress;filter:grayscale(.2)}
.button-arrow{font-size:17px}
.access-help{margin:18px 0 0;font-size:13px;color:var(--txt-faint);text-align:center}
.access-help a{color:var(--accent);text-decoration:none}
.access-help a:hover{text-decoration:underline}
.form-alert{margin-bottom:16px;padding:11px 14px;border-radius:10px;font-size:13px;border:1px solid rgba(248,113,113,.4);background:rgba(248,113,113,.1);color:#fecaca}
.form-alert.ok{border-color:rgba(52,211,153,.4);background:rgba(52,211,153,.1);color:#bbf7d0}

.authorization-notice{display:flex;gap:14px;align-items:flex-start;margin-top:24px;padding-top:20px;border-top:1px solid var(--line)}
.notice-shield{display:grid;place-items:center;min-width:34px;height:34px;border-radius:9px;font-family:var(--font-mono);font-size:12px;color:var(--accent);border:1px solid var(--line-strong);background:rgba(56,189,248,.08)}
.authorization-notice strong{display:block;font-size:13px;margin-bottom:4px}
.authorization-notice p{margin:0;font-size:12px;line-height:1.55;color:var(--txt-faint)}

.site-footer{
  position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:18px 28px;border-top:1px solid var(--line);font-size:12px;color:var(--txt-faint);
}
.footer-designation{font-family:var(--font-mono);letter-spacing:.04em}
.site-footer nav{display:flex;gap:18px}
.site-footer nav a{color:var(--txt-faint);text-decoration:none}
.site-footer nav a:hover{color:var(--txt-dim)}

@media (max-width:900px){
  .login-layout{grid-template-columns:1fr;gap:40px;padding:44px 20px}
  .login-panel{justify-self:stretch;max-width:none}
  .site-header{flex-wrap:wrap;gap:12px}
  .authority-center{display:none}
}