:root {
  --gold: #b8975a;
  --ink: #2b2b2b;
  --paper: #faf7f1;
}
* {
  box-sizing: border-box;
}
body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--paper);
  color: var(--ink);
  font-family: "Georgia", serif;
}
.auth-card {
  width: 360px;
  max-width: 90vw;
  padding: 40px 32px;
  background: #fff;
  border: 1px solid #e7ddca;
  border-radius: 14px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.06);
}
.auth-monogram {
  width: 48px;
  height: 48px;
  margin: 0 auto 16px;
  border-radius: 50%;
  background: var(--ink);
  color: var(--gold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  font-weight: bold;
}
.auth-card h1 {
  font-size: 22px;
  text-align: center;
  margin: 0 0 24px;
}
.auth-card label {
  display: block;
  font-size: 13px;
  margin: 14px 0 6px;
}
.auth-card input {
  width: 100%;
  padding: 11px 12px;
  border: 1px solid #d8ccb4;
  border-radius: 8px;
  font-size: 15px;
  font-family: inherit;
}
.auth-card input:focus {
  outline: none;
  border-color: var(--gold);
}
.auth-card button {
  width: 100%;
  margin-top: 22px;
  padding: 12px;
  border: none;
  border-radius: 8px;
  background: var(--ink);
  color: #fff;
  font-size: 15px;
  cursor: pointer;
}
.auth-card button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}
.auth-error {
  color: #c0392b;
  font-size: 13px;
  min-height: 18px;
  margin-top: 12px;
  text-align: center;
}
.auth-success {
  color: #2f7a3d;
  font-size: 13px;
  min-height: 18px;
  margin-top: 12px;
  text-align: center;
}
.auth-switch {
  margin-top: 18px;
  font-size: 13px;
  text-align: center;
}
.auth-switch a {
  color: var(--gold);
}
.auth-hint {
  font-size: 12px;
  opacity: 0.6;
  margin: 4px 0 0;
}