body {
  margin: 0;
  min-height: 100vh;
  display: grid;
  place-items: center;
  background: #0f172a;
  font-family: system-ui, -apple-system, sans-serif;
}

.login-shell {
  width: min(360px, calc(100vw - 32px));
  padding: 28px;
  border: 1px solid rgba(148, 163, 184, 0.24);
  border-radius: 20px;
  background: rgba(15, 23, 42, 0.96);
  box-shadow: 0 20px 80px rgba(2, 6, 23, 0.38);
}

.login-title {
  margin: 0 0 8px;
  color: #f8fafc;
  font-size: 24px;
}

.login-copy {
  margin: 0 0 20px;
  color: #94a3b8;
  font-size: 14px;
  line-height: 1.5;
}

.login-form {
  display: grid;
  gap: 12px;
}

.login-input {
  padding: 14px 16px;
  border-radius: 10px;
  border: 1px solid rgba(148, 163, 184, 0.4);
  background: #0b1222;
  color: #e2e8f0;
  font-size: 15px;
  outline: none;
}

.login-input:focus {
  border-color: #38bdf8;
}

.login-submit {
  padding: 14px 16px;
  border: 0;
  border-radius: 10px;
  background: #22c55e;
  color: #06210f;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
}

.login-submit:disabled {
  cursor: wait;
  opacity: 0.75;
}

.login-error {
  min-height: 20px;
  margin: 0;
  color: #fca5a5;
  font-size: 13px;
}