/* ── صفحه ورود / قفل ─────────────────────────────────────────── */

.auth-wrapper {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
}

.auth-card {
  background: #fff;
  border-radius: 1.25rem;
  padding: 3rem 2.5rem;
  max-width: 420px;
  width: 100%;
  text-align: center;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.3);
}

.auth-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 1.5rem;
  background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
}

.auth-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: #1e293b;
  margin: 0 0 0.5rem;
}

.auth-subtitle {
  font-size: 0.95rem;
  color: #64748b;
  margin: 0 0 2rem;
  line-height: 1.6;
}

.auth-error {
  background: #fef2f2;
  border: 1px solid #fecaca;
  color: #dc2626;
  padding: 0.75rem 1rem;
  border-radius: 0.75rem;
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
}

.auth-form {
  margin-bottom: 1.5rem;
}

.auth-input-group {
  display: flex;
  gap: 0.5rem;
}

.auth-input {
  flex: 1;
  padding: 0.875rem 1rem;
  border: 2px solid #e2e8f0;
  border-radius: 0.75rem;
  font-size: 1rem;
  font-family: inherit;
  transition: border-color 0.2s;
  outline: none;
}

.auth-input:focus {
  border-color: #6366f1;
}

.auth-btn {
  padding: 0.875rem 1.5rem;
  background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
  color: #fff;
  border: none;
  border-radius: 0.75rem;
  font-size: 1rem;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s;
  white-space: nowrap;
}

.auth-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 20px rgba(99, 102, 241, 0.4);
}

.auth-btn:active {
  transform: translateY(0);
}

.auth-back {
  display: inline-block;
  color: #6366f1;
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.2s;
}

.auth-back:hover {
  color: #4f46e5;
  text-decoration: underline;
}

/* ── ریسپانسیو ───────────────────────────────────────────────── */

@media (max-width: 480px) {
  .auth-card {
    padding: 2rem 1.5rem;
  }

  .auth-input-group {
    flex-direction: column;
  }

  .auth-btn {
    width: 100%;
  }
}