body.auth {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg);
}

.auth-card {
  width: 100%;
  max-width: 460px;
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 40px;
}

.auth-brand {
  text-align: center;
  margin-bottom: 24px;
}

.auth-brand .logo-dot {
  width: 18px;
  height: 18px;
  border-radius: 9999px;
  background: linear-gradient(to bottom right, var(--primary), #06b6d4);
  margin: 0 auto 8px;
}

.auth-brand h1 {
  margin: 0 0 4px;
  font-size: 1.5rem;
}

.auth-brand p {
  margin: 0;
  color: var(--muted);
}

.alert-error {
  background: rgba(239, 68, 68, 0.1);
  color: #fecaca;
  border: 1px solid #7f1d1d;
  padding: 12px;
  border-radius: var(--radius);
  margin-bottom: 16px;
}

.form-grid {
  display: grid;
  gap: 16px;
}

.field span {
  display: block;
  font-size: 0.875rem;
  color: var(--muted);
  margin-bottom: 6px;
}

input[type="email"],
input[type="password"] {
  width: 100%;
  background: #0f172a;
  border: 1px solid var(--line);
  padding: 12px 14px;
  border-radius: var(--radius);
  color: var(--ink);
  transition: border-color 0.2s;
}

input[type="email"]:focus,
input[type="password"]:focus {
  border-color: var(--primary);
}

.auth-foot {
  margin-top: 18px;
  text-align: center;
  color: var(--muted);
  font-size: 0.8rem;
}