/* ==========================================================================
   RESPONSIVE LAYOUT & MOBILE PHONE OPTIMIZATION
   ========================================================================== */

/* Prevent horizontal scroll jitter on mobile devices */
html, body {
  overflow-x: hidden;
  max-width: 100vw;
}

/* -------------------------------------------------------------
   MOBILE BOTTOM NAVIGATION BAR (Smartphones & Tablets < 992px)
   ------------------------------------------------------------- */
.mobile-bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: 62px;
  background: var(--bg-surface);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-top: 1px solid var(--border-color);
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.08);
  display: flex;
  align-items: center;
  justify-content: space-around;
  z-index: 1040;
  padding: 0 4px;
}

.mobile-nav-link {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  color: var(--text-secondary);
  font-size: 0.68rem;
  font-weight: 600;
  gap: 2px;
  padding: 6px 8px;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  background: transparent;
  border: none;
  flex: 1;
  max-width: 72px;
}

.mobile-nav-link i {
  font-size: 1.25rem;
  line-height: 1;
}

.mobile-nav-link:hover,
.mobile-nav-link:focus,
.mobile-nav-link.active {
  color: var(--primary);
}

.mobile-nav-link.active i {
  transform: scale(1.12);
}

/* -------------------------------------------------------------
   TABLET BREAKPOINT (< 992px)
   ------------------------------------------------------------- */
@media (max-width: 991.98px) {
  body {
    padding-bottom: 66px !important;
  }

  .hero-title {
    font-size: 2.1rem;
    line-height: 1.25;
  }

  .hero-banner-img {
    height: 280px;
    margin-top: 25px;
  }

  .cart-drawer {
    width: 100% !important;
  }
}

/* -------------------------------------------------------------
   MOBILE PHONE BREAKPOINT (< 768px)
   ------------------------------------------------------------- */
@media (max-width: 767.98px) {
  /* 1. TOP BAR: Compact quick-call bar */
  .top-bar {
    padding: 6px 0;
    font-size: 0.78rem;
  }

  .top-bar-contacts {
    display: none !important;
  }

  .top-bar .text-white-50 {
    display: none;
  }

  .top-bar a[href*="instagram"],
  .top-bar a[href*="telegram"],
  .top-bar a[href="admin.html"],
  .top-bar .lang-switcher {
    display: none !important;
  }

  .top-bar .ms-auto {
    width: 100%;
    justify-content: center;
    margin: 0 auto;
  }

  /* 2. NAVBAR: Streamlined logo and actions */
  .site-navbar {
    padding: 8px 0;
  }

  .brand-logo-frame {
    width: 40px;
    height: 40px;
    padding: 2px;
    border-radius: 8px;
  }

  .brand-title {
    font-size: 0.98rem;
    line-height: 1.15;
  }

  .brand-slogan-bar {
    display: none !important;
  }

  .lang-switcher {
    padding: 2px;
  }

  .lang-btn {
    padding: 3px 6px;
    font-size: 0.72rem;
  }

  .header-action-btn {
    width: 35px;
    height: 35px;
    font-size: 0.95rem;
  }

  /* Compare button hidden on phone header to avoid clutter */
  .header-action-btn[data-bs-target="#compareModal"] {
    display: none !important;
  }

  .cart-header-btn span.cart-text {
    display: none;
  }

  .cart-header-btn {
    padding: 6px 10px;
    font-size: 0.9rem;
  }

  /* 3. HERO SECTION */
  .hero-section {
    padding: 24px 0 32px;
  }

  .hero-pill {
    font-size: 0.76rem;
    padding: 5px 12px;
    margin-bottom: 12px;
  }

  .hero-title {
    font-size: 1.6rem;
    line-height: 1.25;
    margin-bottom: 12px;
  }

  .hero-subtitle {
    font-size: 0.88rem;
    line-height: 1.45;
    margin-bottom: 20px;
  }

  .hero-section .d-flex.flex-wrap.gap-3 {
    flex-direction: column;
    gap: 10px !important;
  }

  .hero-section .d-flex.flex-wrap.gap-3 .btn {
    width: 100%;
    padding: 12px 16px;
    font-size: 0.92rem;
    justify-content: center;
  }

  .hero-stats-grid {
    grid-template-columns: repeat(3, 1fr) !important;
    gap: 6px !important;
    margin-top: 24px;
  }

  .hero-stat-item {
    padding: 10px 4px !important;
    text-align: center;
    border-radius: 8px;
  }

  .hero-stat-item h4 {
    font-size: 1.2rem;
    margin-bottom: 2px;
  }

  .hero-stat-item p {
    font-size: 0.65rem;
    line-height: 1.2;
    margin: 0;
  }

  .hero-banner-img {
    height: 200px;
    margin-top: 20px;
    border-radius: 12px;
  }

  .hero-banner-badge {
    padding: 8px 12px;
    bottom: 8px;
    left: 8px;
    right: 8px;
  }

  .hero-badge-icon {
    width: 34px;
    height: 34px;
    font-size: 1rem;
  }

  /* 4. CATALOG & FILTERS */
  .catalog-nav-section {
    position: relative !important;
    top: 0 !important;
    padding: 14px 0;
  }

  .category-pills-row {
    padding-bottom: 8px;
    gap: 8px;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }

  .category-pills-row::-webkit-scrollbar {
    display: none;
  }

  .cat-pill {
    padding: 7px 14px;
    font-size: 0.78rem;
  }

  .search-wrapper {
    margin-bottom: 4px;
  }

  .search-input-field {
    padding-left: 36px;
    font-size: 0.88rem;
    height: 42px;
  }

  /* 5. PRODUCT CARDS */
  .product-card-img {
    height: 170px !important;
  }

  .product-card-body {
    padding: 12px 14px 14px;
  }

  .product-title {
    font-size: 0.95rem;
    line-height: 1.3;
    min-height: auto;
    margin-bottom: 6px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }

  .product-short-desc {
    font-size: 0.78rem;
    line-height: 1.35;
    margin-bottom: 8px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }

  .card-specs-box {
    margin-bottom: 8px;
    padding: 6px 8px;
  }

  .spec-micro-row {
    font-size: 0.72rem;
  }

  .product-card-footer {
    padding-top: 10px;
  }

  .price-val {
    font-size: 1.05rem;
  }

  .btn-add-cart {
    padding: 8px 12px;
    font-size: 0.8rem;
  }

  /* 6. MODALS & FORMS (Prevent iOS Safari auto-zoom) */
  input[type="text"],
  input[type="number"],
  input[type="tel"],
  input[type="email"],
  input[type="password"],
  select,
  textarea {
    font-size: 16px !important;
  }

  .modal-dialog {
    margin: 8px auto;
    max-width: calc(100% - 16px);
  }

  .modal-product-img {
    height: 180px;
    object-fit: contain;
  }

  /* Commercial Offer in modal on mobile: smooth touch horizontal scroller */
  #commercialOfferDocContainer {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 10px;
  }

  #commercialOfferDocContainer .commercial-doc-sheet {
    min-width: 620px;
  }

  /* 7. TOASTS */
  .custom-toast {
    min-width: calc(100vw - 24px);
    margin: 0 auto;
  }

  .toast-container-custom {
    left: 12px;
    right: 12px;
    bottom: 74px; /* Above mobile bottom nav */
  }
}

/* -------------------------------------------------------------
   SMARTPHONE PORTRAIT BREAKPOINT (< 576px)
   ------------------------------------------------------------- */
@media (max-width: 575.98px) {
  .container-fluid.px-lg-5 {
    padding-left: 12px !important;
    padding-right: 12px !important;
  }

  section.py-5 {
    padding-top: 1.85rem !important;
    padding-bottom: 1.85rem !important;
  }

  .category-showcase-card {
    padding: 14px;
  }

  .cat-icon-bubble {
    width: 42px;
    height: 42px;
    font-size: 1.25rem;
  }

  .service-card {
    padding: 18px 16px;
  }

  .stat-highlight-box {
    padding: 16px 14px;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
    gap: 12px;
  }
}

/* -------------------------------------------------------------
   SMALL PHONE BREAKPOINT (< 400px, iPhone SE & compact devices)
   ------------------------------------------------------------- */
@media (max-width: 400px) {
  .brand-title {
    font-size: 0.88rem;
  }

  .brand-logo-frame {
    width: 36px;
    height: 36px;
  }

  .hero-title {
    font-size: 1.45rem;
  }

  .hero-stat-item h4 {
    font-size: 1.05rem;
  }

  .hero-stat-item p {
    font-size: 0.6rem;
  }
}

/* Print Stylesheet for Commercial Offer & Invoices (Flawless A4 Print) */
@media print {
  @page {
    size: A4 portrait;
    margin: 8mm 10mm;
  }

  *, *::before, *::after {
    -webkit-print-color-adjust: exact !important;
    print-color-adjust: exact !important;
  }

  html, body {
    background: #ffffff !important;
    color: #000000 !important;
    margin: 0 !important;
    padding: 0 !important;
    font-size: 11px !important;
    height: auto !important;
  }

  /* Completely hide all unwanted elements, navigation, footers, forms and other modals */
  .modal-backdrop,
  .offcanvas-backdrop,
  .offcanvas,
  #checkoutModal,
  #orderSuccessModal,
  #authModal,
  #productDetailModal,
  #quickViewModal,
  #compareModal,
  #filterDrawer,
  #b2bModal,
  #orderForm,
  #orderSuccessDetails,
  .modal:not(#commercialOfferModal),
  .site-navbar,
  .top-bar,
  .site-footer,
  .floating-contact,
  .toast-container-custom,
  .btn,
  .btn-close,
  .modal-header,
  .modal-footer {
    display: none !important;
    visibility: hidden !important;
  }

  /* Hide everything on page except commercialOfferModal or commercialPrintIframe */
  body > *:not(#commercialOfferModal):not(#commercialPrintIframe) {
    display: none !important;
  }

  /* Display ONLY commercialOfferModal */
  #commercialOfferModal {
    position: static !important;
    overflow: visible !important;
    display: block !important;
    opacity: 1 !important;
    background: #ffffff !important;
    padding: 0 !important;
    margin: 0 !important;
    border: none !important;
    box-shadow: none !important;
  }

  #commercialOfferModal .modal-dialog {
    max-width: 100% !important;
    width: 100% !important;
    margin: 0 !important;
    padding: 0 !important;
    transform: none !important;
  }

  #commercialOfferModal .modal-content {
    border: none !important;
    box-shadow: none !important;
    background: #ffffff !important;
    padding: 0 !important;
    margin: 0 !important;
  }

  #commercialOfferModal .modal-body {
    padding: 0 !important;
    margin: 0 !important;
    background: #ffffff !important;
    overflow: visible !important;
  }

  #commercialOfferDocContainer {
    display: block !important;
    visibility: visible !important;
    padding: 0 !important;
    margin: 0 !important;
  }

  .commercial-doc-sheet,
  #printCommercialSheet {
    box-shadow: none !important;
    border: none !important;
    padding: 0 !important;
    margin: 0 !important;
    width: 100% !important;
    max-width: 100% !important;
    background: #ffffff !important;
    display: block !important;
    visibility: visible !important;
  }

  .doc-table th {
    background-color: #0a2540 !important;
    color: #ffffff !important;
    border: 1px solid #0a2540 !important;
  }

  .doc-blue-seal {
    border-color: #1e40af !important;
    color: #1e40af !important;
  }

  .doc-total-box, .doc-terms-box, .doc-signatures-grid {
    page-break-inside: avoid !important;
    break-inside: avoid !important;
  }
}