:root {
  --bg: #06090d;
  --panel: #10151c;
  --panel-2: #171e28;
  --line: #242e3b;
  --ink: #e6edf3;
  --muted: #8b98a5;
  --accent: #1f6feb;
  --danger: #ff6b6b;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  display: grid;
  place-items: center;
  background: radial-gradient(circle at 50% 20%, #122033 0, var(--bg) 60%);
  color: var(--ink);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

.login-wrap { width: min(360px, 92vw); }
.login-card {
  display: grid;
  gap: 14px;
  padding: 28px 26px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  box-shadow: 0 24px 60px rgba(0, 0, 0, .55);
}
.brand { display: flex; align-items: center; gap: 9px; font-weight: 800; letter-spacing: .05em; color: var(--muted); }
.brand .dot { width: 9px; height: 9px; border-radius: 50%; background: #37d67a; box-shadow: 0 0 0 4px rgba(55, 214, 122, .15); }
h1 { margin: 0; font-size: 1.4rem; }
.message { margin: 0; min-height: 18px; color: var(--muted); font-size: 13px; }
.message.error { color: var(--danger); }
label { display: grid; gap: 6px; color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .06em; }
input {
  padding: 11px 12px;
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 7px;
  color: var(--ink);
  font-size: 14px;
}
input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(31, 111, 235, .25); }
button.primary {
  margin-top: 4px;
  padding: 12px;
  background: var(--accent);
  border: 0;
  border-radius: 7px;
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
}
button.primary:hover { background: #2f82f0; }
.hint { margin: 0; color: var(--muted); font-size: 12px; text-align: center; }