/* ═══════════════════════════════════════════════════════════
   AUTH PAGES (login, change password)
   ═══════════════════════════════════════════════════════════ */
.auth-container {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: var(--bg);
}
.auth-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  padding: 48px 40px;
  width: 100%;
  max-width: 420px;
}
.auth-logo {
  font-size: 32px;
  font-weight: 800;
  color: var(--primary);
  text-align: center;
  margin-bottom: 4px;
}
.auth-logo span {
  color: var(--teal);
}
.auth-subtitle {
  text-align: center;
  color: var(--muted);
  font-size: 14px;
  margin-bottom: 32px;
}
.auth-field {
  margin-bottom: 20px;
}
.auth-field label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 6px;
}
.auth-field input {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: 14px;
  font-family: inherit;
  transition: border-color .2s, box-shadow .2s;
  background: var(--bg);
}
.auth-field input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(17,81,124,.1);
}
.auth-btn {
  width: 100%;
  padding: 14px;
  border: none;
  border-radius: 10px;
  background: var(--primary);
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  font-family: inherit;
  cursor: pointer;
  transition: all .2s;
  margin-top: 8px;
}
.auth-btn:hover {
  box-shadow: 0 4px 16px rgba(17,81,124,.3);
  transform: translateY(-1px);
}
.auth-alert {
  padding: 12px 16px;
  border-radius: 10px;
  font-size: 13px;
  margin-bottom: 20px;
  font-weight: 500;
}
.auth-alert.error {
  background: var(--danger-bg);
  color: var(--danger);
  border: 1px solid var(--danger);
}
.auth-alert.success {
  background: var(--teal-bg);
  color: #1a7a5a;
  border: 1px solid var(--teal);
}
.auth-link {
  display: block;
  text-align: center;
  margin-top: 20px;
  color: var(--primary);
  font-size: 13px;
  text-decoration: none;
}
.auth-link:hover {
  text-decoration: underline;
}