.hero {
  background: linear-gradient(135deg, #1a6db3 0%, #0d5a9e 100%);
  color: #fff;
  padding: 48px 0;
  margin-bottom: 32px;
}

.hero h1 {
  color: #fff;
  margin-bottom: 8px;
}

.search-card {
  background: #fff;
  border-radius: 16px;
  padding: 24px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
  margin-top: -40px;
  margin-bottom: 32px;
}

.search-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  align-items: end;
}

.form-control {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid #d1d5db;
  border-radius: 10px;
  font-size: 1rem;
}

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

.flight-card {
  background: #fff;
  border-radius: 14px;
  padding: 20px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 16px;
  align-items: center;
}

.flight-route {
  font-size: 1.25rem;
  font-weight: 600;
}

.flight-meta {
  color: var(--color-muted);
  margin-top: 4px;
}

.flight-price {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary);
}

.header-actions {
  display: flex;
  gap: 12px;
  align-items: center;
}

.user-greeting {
  font-size: 0.95rem;
  color: #2c3e50;
}

.empty-state {
  text-align: center;
  padding: 48px 20px;
  color: var(--color-muted);
}

.modal-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
  z-index: 2000;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-backdrop.open {
  display: flex;
}

.modal {
  background: #fff;
  border-radius: 16px;
  padding: 24px;
  width: 100%;
  max-width: 420px;
}

.modal h3 {
  margin-bottom: 16px;
}

.modal .form-group {
  margin-bottom: 14px;
}

.modal .form-group label {
  display: block;
  margin-bottom: 6px;
  font-weight: 600;
}

@media (max-width: 768px) {
  .hero {
    padding: 28px 0 36px;
    margin-bottom: 24px;
  }

  .hero h1 {
    font-size: 1.5rem;
    line-height: 1.25;
  }

  .hero p {
    font-size: 0.95rem;
  }

  .search-card {
    margin-top: -28px;
    padding: 16px;
    margin-bottom: 24px;
  }

  .search-grid {
    grid-template-columns: 1fr;
  }

  .search-grid .btn {
    width: 100%;
  }

  main.container h2 {
    font-size: 1.25rem;
  }

  .flight-card {
    grid-template-columns: 1fr;
    padding: 16px;
    gap: 12px;
  }

  .flight-card > div:last-child {
    text-align: left;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 12px;
  }

  .flight-route {
    font-size: 1.1rem;
  }

  .flight-price {
    font-size: 1.25rem;
  }

  .flight-card .btn {
    width: 100%;
    margin-top: 0;
  }
}

@media (max-width: 380px) {
  .hero h1 {
    font-size: 1.3rem;
  }
}