/* =====================================================
   MERVA YAPI - Responsive Stil Dosyası
   Breakpoints: 1200 / 992 / 768 / 576
   ===================================================== */

/* ---------- Large Desktop (<= 1200px) ---------- */
@media (max-width: 1200px) {
  .products-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .footer-grid {
    gap: 36px;
  }
}

/* ---------- Tablet Landscape / Small Desktop (<= 992px) ---------- */
@media (max-width: 992px) {
  .section {
    padding: 70px 0;
  }

  /* Hamburger menü */
  .hamburger {
    display: flex;
  }

  .nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--navy);
    flex-direction: column;
    align-items: flex-start;
    padding: 100px 32px 40px;
    gap: 4px;
    transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: -8px 0 32px rgba(0, 0, 0, 0.3);
    z-index: 1000;
  }

  .nav.open {
    right: 0;
  }

  .nav-link {
    width: 100%;
    padding: 14px 16px;
    font-size: 1rem;
  }

  .nav-link::after {
    display: none;
  }

  .nav-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
  }

  .nav-overlay.active {
    opacity: 1;
    visibility: visible;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .about-image img {
    height: 360px;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

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

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

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

  .product-detail-grid {
    grid-template-columns: 1fr;
  }

  .service-detail-content {
    grid-template-columns: 1fr;
  }

  .blog-detail-layout {
    grid-template-columns: 1fr;
  }

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

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

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }

  .hero-arrow {
    width: 42px;
    height: 42px;
    font-size: 1.1rem;
  }

  .hero-arrow.prev { left: 12px; }
  .hero-arrow.next { right: 12px; }

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

/* ---------- Tablet Portrait (<= 768px) ---------- */
@media (max-width: 768px) {
  :root {
    --header-h: 68px;
  }

  .section {
    padding: 60px 0;
  }

  .section-header {
    margin-bottom: 40px;
  }

  .page-banner {
    padding: 130px 0 60px;
  }

  .hero {
    min-height: 560px;
  }

  .hero-text h1 {
    font-size: 2rem;
  }

  .hero-btns {
    flex-direction: column;
  }

  .hero-btns .btn {
    width: 100%;
  }

  .hero-dots {
    bottom: 24px;
  }

  .about-features {
    grid-template-columns: 1fr;
  }

  .products-grid {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }

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

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

  .testimonial-card {
    width: 300px;
  }

  .contact-info-cards {
    grid-template-columns: 1fr;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }

  .product-gallery-main {
    height: 280px;
  }

  .blog-detail-cover {
    height: 260px;
  }

  .service-detail-cover {
    height: 260px;
  }

  .service-gallery {
    grid-template-columns: 1fr 1fr;
  }

  .contact-form-wrap {
    padding: 28px 20px;
  }

  .modal {
    padding: 28px 20px;
  }

  .social-float {
    bottom: 90px;
    right: 16px;
  }

  .social-float a {
    width: 46px;
    height: 46px;
    font-size: 1.2rem;
  }

  .back-to-top {
    bottom: 24px;
    right: 16px;
    width: 42px;
    height: 42px;
  }

  .cta-banner {
    padding: 60px 0;
  }
}

/* ---------- Mobile (<= 576px) ---------- */
@media (max-width: 576px) {
  .container {
    padding: 0 16px;
  }

  .logo {
    font-size: 1.2rem;
  }

  .logo-icon {
    width: 34px;
    height: 34px;
    font-size: 0.95rem;
  }

  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }

  .stat-item {
    padding: 16px 8px;
  }

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

  .contact-info-cards {
    grid-template-columns: 1fr;
  }

  .product-actions {
    flex-direction: column;
  }

  .product-actions .btn {
    width: 100%;
  }

  .service-gallery {
    grid-template-columns: 1fr;
  }

  .hero-arrow {
    display: none;
  }

  .about-image img {
    height: 280px;
  }

  .product-gallery-thumbs img {
    width: 64px;
    height: 64px;
  }

  .btn {
    padding: 12px 24px;
  }
}