:root {
  --bg0: #06090e;
  --bg1: #0c121b;
  --card: #111821;
  --line: rgba(148, 163, 184, 0.18);
  --text: #f1f5f9;
  --muted: #94a3b8;
  --gold: #fbbf24;
  --green: #22c55e;
  --danger: #f87171;
}
* { box-sizing: border-box; }
html, body { height: 100%; margin: 0; }
.login-body {
  min-height: 100%;
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  color: var(--text);
  background:
    radial-gradient(900px 420px at 15% -10%, rgba(251, 191, 36, 0.14), transparent 55%),
    radial-gradient(700px 380px at 100% 10%, rgba(34, 197, 94, 0.1), transparent 50%),
    linear-gradient(160deg, var(--bg0), var(--bg1) 55%, #0a1018);
}
.login-shell {
  min-height: 100%;
  display: grid;
  place-items: center;
  padding: max(1.25rem, env(safe-area-inset-top)) 1rem max(1.25rem, env(safe-area-inset-bottom));
}
.login-card {
  width: min(420px, 100%);
  background: rgba(17, 24, 33, 0.92);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 1.75rem 1.5rem 1.35rem;
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.45);
}
.login-logo {
  display: block;
  width: min(280px, 100%);
  height: auto;
  margin: 0 auto 0.75rem;
}
.login-sub {
  margin: 0 0 1.25rem;
  text-align: center;
  color: var(--muted);
  font-size: 0.92rem;
}
.login-error {
  background: rgba(248, 113, 113, 0.12);
  border: 1px solid rgba(248, 113, 113, 0.35);
  color: #fecaca;
  border-radius: 10px;
  padding: 0.65rem 0.75rem;
  margin-bottom: 1rem;
  font-size: 0.88rem;
}
.login-form { display: grid; gap: 0.85rem; }
.login-label {
  display: grid;
  gap: 0.35rem;
  font-size: 0.8rem;
  color: var(--muted);
  font-weight: 600;
  letter-spacing: 0.02em;
}
.login-input {
  width: 100%;
  min-height: 46px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: #0a0f16;
  color: var(--text);
  padding: 0.65rem 0.8rem;
  font-size: 16px;
}
.login-input:focus {
  outline: none;
  border-color: rgba(251, 191, 36, 0.55);
  box-shadow: 0 0 0 3px rgba(251, 191, 36, 0.12);
}
.login-btn {
  margin-top: 0.35rem;
  min-height: 48px;
  border: 0;
  border-radius: 10px;
  background: linear-gradient(135deg, #fbbf24, #f59e0b);
  color: #111827;
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
}
.login-btn:hover { filter: brightness(1.05); }
.login-foot {
  margin: 1.1rem 0 0;
  text-align: center;
  color: #64748b;
  font-size: 0.75rem;
}