@media (max-width: 1199px) {
  .four-column {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .blood-group-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 991px) {
  .inner-page .hero-section {
    padding: 46px 0 28px;
  }

  .inner-page .hero-image > img {
    max-height: 280px;
  }

  .top-bar-content {
    flex-direction: column;
    align-items: flex-start;
  }

  .navbar {
    min-height: 78px;
  }

  .menu-toggle {
    display: block;
  }

  .desktop-btn {
    display: none;
  }

  .nav-menu {
    position: absolute;
    top: 78px;
    left: 0;
    width: 100%;
    background: #ffffff;
    padding: 20px;
    border-top: 1px solid #eee;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.06);
    display: block;
    max-height: 0;
    opacity: 0;
    transform: translateY(-12px);
    visibility: hidden;
    pointer-events: none;
    overflow: hidden;
    transition: max-height 0.35s ease, opacity 0.28s ease, transform 0.32s cubic-bezier(0.22, 1, 0.36, 1), visibility 0.32s ease;
  }

  .nav-menu.active {
    max-height: 460px;
    opacity: 1;
    transform: translateY(0);
    visibility: visible;
    pointer-events: auto;
  }

  .nav-menu ul {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }

  .hero-grid,
  .split-layout,
  .three-column,
  .search-form {
    grid-template-columns: 1fr;
  }

  .cta-box {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero-image img {
    min-height: auto;
  }

  .hero-image {
    padding: 0 0 24px;
  }

  .hero-image-frame,
  .hero-slide {
    min-height: 420px;
  }

  .hero-card {
    position: static;
    margin-top: 18px;
    max-width: 100%;
    animation: none;
  }

  .hero-slider-dots {
    right: 14px;
    bottom: 6px;
  }
}

@media (max-width: 767px) {
  .inner-page .hero-section {
    padding: 38px 0 22px;
  }

  .inner-page .hero-image > img {
    max-height: 230px;
  }

  .section-space {
    padding: 70px 0;
  }

  .top-left,
  .top-right,
  .hero-buttons,
  .hero-features {
    flex-direction: column;
    align-items: flex-start;
  }

  .four-column,
  .footer-grid,
  .blood-group-grid {
    grid-template-columns: 1fr;
  }

  .hero-text h1 {
    font-size: 2.2rem;
  }

  .section-title h2,
  .about-content h2,
  .contact-info h2,
  .cta-box h2 {
    font-size: 2rem;
  }

  .search-form {
    padding: 16px;
  }

  .hero-image-frame,
  .hero-slide {
    min-height: 340px;
  }

  .cta-box {
    padding: 30px 22px;
  }

  .footer {
    padding-top: 60px;
  }
}

@media (max-width: 575px) {
  .inner-page .hero-image > img {
    max-height: 200px;
  }

  .container {
    width: min(100%, calc(100% - 24px));
  }

  .logo {
    font-size: 26px;
  }

  .btn {
    width: 100%;
    text-align: center;
  }

  .hero-image-frame,
  .hero-slide {
    min-height: 290px;
  }

  .hero-slider-dots {
    left: 14px;
    right: 14px;
    justify-content: center;
  }

  .faq-question {
    font-size: 15px;
    padding: 18px;
  }

  .faq-answer {
    padding: 0 18px;
  }

  .faq-item.active .faq-answer {
    padding: 0 18px 18px;
  }

  .campaign-content,
  .info-card,
  .process-card,
  .stats-card,
  .testimonial-card {
    padding: 22px 18px;
  }
}