/* Pages de connexion (login, 2FA, codes de secours) */

*, *::before, *::after { box-sizing: border-box; }

.auth-page {
  margin: 0;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px 16px;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, system-ui, -apple-system, sans-serif;
  font-size: 14px;
}

.auth-card {
  width: 100%;
  max-width: 380px;
  padding: 32px 28px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  box-shadow: var(--sh-lg);
}

.auth-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 24px;
}

.auth-brand-mark {
  width: 32px;
  height: 32px;
  border-radius: var(--r-sm);
  background: linear-gradient(135deg, var(--brand-light), var(--brand));
  display: flex;
  align-items: center;
  justify-content: center;
}

.auth-brand-mark svg { width: 24px; height: 24px; }

.auth-brand-name { font-size: 18px; font-weight: 800; letter-spacing: -0.02em; }
.auth-brand-name em { font-style: normal; color: var(--brand-light); }

.auth-title { margin: 0 0 6px; font-size: 20px; font-weight: 700; letter-spacing: -0.01em; }
.auth-sub { margin: 0 0 20px; color: var(--text-2); line-height: 1.5; }

.auth-form { display: flex; flex-direction: column; gap: 6px; }

.auth-label { font-size: 12px; font-weight: 600; color: var(--text-2); margin-top: 8px; }

.auth-input {
  width: 100%;
  padding: 10px 12px;
  font: inherit;
  font-size: 16px; /* évite le zoom iOS */
  color: var(--text);
  background: var(--surface-sub);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  outline: none;
}

.auth-input:focus { border-color: var(--brand-light); box-shadow: 0 0 0 3px rgba(var(--brand-rgb), 0.18); }

.auth-input--code { font-size: 22px; letter-spacing: 0.3em; text-align: center; font-variant-numeric: tabular-nums; }

.auth-btn {
  display: block;
  width: 100%;
  margin-top: 16px;
  padding: 11px 16px;
  font: inherit;
  font-weight: 600;
  text-align: center;
  text-decoration: none;
  color: #fff;
  background: var(--brand);
  border: 0;
  border-radius: var(--r-sm);
  cursor: pointer;
}

.auth-btn:hover { background: var(--brand-dark); }
.auth-btn:disabled { opacity: 0.5; cursor: not-allowed; }

.auth-error,
.auth-warning {
  margin-bottom: 12px;
  padding: 10px 12px;
  border-radius: var(--r-sm);
  line-height: 1.4;
}

.auth-error { color: var(--critical); background: var(--critical-bg); border: 1px solid var(--critical-b); }
.auth-warning { color: var(--text); background: var(--warning-bg); border: 1px solid var(--warning-b); }

.auth-link { display: inline-block; margin-top: 16px; font-size: 13px; color: var(--text-2); text-decoration: none; }
.auth-link:hover { color: var(--text); }

.auth-qr {
  width: 200px;
  margin: 0 auto 12px;
  padding: 8px;
  background: #fff; /* le QR doit rester noir sur blanc, même en mode sombre */
  border-radius: var(--r-sm);
}

.auth-qr svg { display: block; width: 100%; height: auto; }

.auth-secret { margin-bottom: 16px; font-size: 12px; color: var(--text-2); }
.auth-secret summary { cursor: pointer; }
.auth-secret code { display: block; margin-top: 6px; word-break: break-all; font-size: 13px; color: var(--text); }

.auth-codes {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px 16px;
  margin: 0 0 4px;
  padding: 12px 12px 12px 32px;
  background: var(--surface-sub);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
}

.auth-codes code { font-size: 14px; font-variant-numeric: tabular-nums; }