/* ==========================================================================
   HYBRID AUTO DEALERS — Comprehensive Responsive Breakpoints
   Tested strictly for:
   - 360px (Small Android: Galaxy S8/S9, etc.)
   - 375px (iPhone SE, iPhone 8)
   - 390px (iPhone 12/13/14/15)
   - 412px (Pixel 7/8, Galaxy S21/S22/S23/S24)
   - 430px (iPhone 14/15/16 Pro Max)
   - 768px (iPad / Tablet)
   - 1024px / 1280px+ (Desktop)
   ========================================================================== */

/* ==========================================================================
   GLOBAL VIEWPORT & OVERFLOW GUARDS
   Prevents unwanted horizontal scroll across 360px - 430px mobile screens
   ========================================================================== */
html, body {
  overflow-x: hidden !important;
  width: 100% !important;
  max-width: 100vw !important;
  box-sizing: border-box;
}

*, *::before, *::after {
  box-sizing: border-box;
}

img, svg, video {
  max-width: 100%;
}

/* Tablet & Smaller (< 1024px) */
@media (max-width: 1024px) {
  .desktop-nav-left, .desktop-nav-right {
    display: none;
  }

  .mobile-menu-btn {
    display: flex;
  }

  /* Split Hero Tablet adaptation */
  .split-hero-panel {
    width: 58%;
    clip-path: polygon(0 0, 100% 0, 84% 100%, 0 100%);
  }

  .split-hero-seam {
    width: 58%;
    clip-path: polygon(calc(100% - 2.5px) 0, 100% 0, 84% 100%, calc(84% - 2.5px) 100%);
  }

  .split-hero-stage {
    width: 52%;
    height: 100%;
    right: 0;
    margin: 0;
    padding: 0;
  }

  .split-hero-panel-content {
    padding: 30px 20px 30px 32px;
  }

  .about-preview-grid,
  .about-story-grid,
  .about-showroom-grid,
  .blog-detail-grid {
    grid-template-columns: 1fr !important;
    gap: 30px !important;
  }

  .about-process-grid {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 18px !important;
  }

  .blog-posts-grid {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 20px !important;
  }

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

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

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

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

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 30px;
  }

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

  .shop-sidebar {
    position: static;
    margin-bottom: 24px;
  }

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

/* Mobile Devices (< 768px) */
@media (max-width: 768px) {
  .top-bar {
    display: none; /* Hide top bar on mobile to prioritize screen height */
  }

  .site-header {
    padding: 10px 0;
  }

  .brand-logo-img {
    height: 56px;
    max-width: 175px;
  }

  /* Split Hero Mobile Stacking */
  .split-hero-section {
    height: auto !important;
    min-height: auto !important;
    max-height: none !important;
    padding-bottom: 50px;
    background: #05080b;
  }

  .split-hero-slider {
    position: relative;
    height: auto;
  }

  .split-hero-slide {
    position: relative;
    top: 0;
    left: 0;
    width: 100%;
    height: auto;
    display: none;
    flex-direction: column;
  }

  .split-hero-slide.active {
    display: flex;
  }

  .split-hero-stage {
    position: relative !important;
    top: auto !important;
    right: auto !important;
    left: auto !important;
    width: 100% !important;
    height: 270px !important;
    padding: 0 !important;
    margin: 0 !important;
    overflow: hidden !important;
    order: 1;
    background: #05080b !important;
  }

  .split-hero-stage-backdrop {
    display: none !important;
  }

  .split-hero-img-wrap {
    width: 100% !important;
    height: 100% !important;
    padding: 0 !important;
    margin: 0 !important;
    overflow: hidden !important;
    display: block !important;
  }

  .split-hero-car-img {
    width: 100% !important;
    height: 100% !important;
    max-height: none !important;
    max-width: none !important;
    object-fit: cover !important;
    object-position: center center !important;
    display: block !important;
    transform: none !important;
    filter: none !important;
  }

  .split-hero-panel {
    position: relative !important;
    top: auto !important;
    left: auto !important;
    width: 100% !important;
    height: auto !important;
    clip-path: none !important;
    background: transparent !important;
    padding: 10px 16px 20px !important;
    order: 2;
  }

  .split-hero-seam {
    display: none !important;
  }

  .split-hero-panel-content {
    padding: 0 !important;
    max-width: 100% !important;
  }

  .split-hero-tagline {
    font-size: 11px;
    letter-spacing: 1.5px;
    margin-bottom: 8px;
  }

  .split-hero-title {
    font-size: 24px;
    line-height: 1.2;
    margin-bottom: 8px;
  }

  .split-hero-meta {
    gap: 8px;
    margin-bottom: 14px;
  }

  .split-hero-price {
    font-size: 24px;
  }

  .split-hero-meta-desc {
    font-size: 12px;
  }

  .split-hero-specs {
    gap: 6px;
    margin-bottom: 18px;
  }

  .split-spec-chip {
    font-size: 12px;
    padding: 4px 9px;
  }

  .split-hero-actions {
    display: flex;
    flex-direction: row;
    gap: 10px;
    width: 100%;
  }

  .btn-pill-cta, .btn-pill-outline {
    flex: 1 1 0;
    min-width: 0;
    text-align: center;
    justify-content: center;
    padding: 11px 12px !important;
    font-size: 13px !important;
  }

  .split-carousel-btn {
    width: 38px;
    height: 38px;
    top: auto;
    bottom: 10px;
    transform: none;
    z-index: 25;
  }

  .split-carousel-btn.prev {
    left: 14px;
  }

  .split-carousel-btn.next {
    right: 14px;
  }

  .split-carousel-dots {
    bottom: 20px;
  }

  /* Legacy Carousel Support */
  .hero-carousel-section {
    height: 560px;
    min-height: 520px;
    max-height: 620px;
  }

  .carousel-btn {
    display: none; /* Use swipe on touch */
  }

  /* Process / Inspection Section on Mobile */
  .process-timeline-beam {
    display: none;
  }

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

  .process-card {
    padding: 20px 18px;
  }

  .autotrader-box {
    flex-direction: column;
    text-align: center;
    padding: 24px 20px;
    gap: 20px;
  }

  .at-brand-group {
    flex-direction: column;
    gap: 14px;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }

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

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }

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

  .footer-bottom-links {
    flex-wrap: wrap;
    justify-content: center;
  }

  /* Admin forms on mobile */
  .admin-content div[style*="grid-template-columns"],
  .admin-card div[style*="grid-template-columns"],
  .admin-table-card form div[style*="grid-template-columns"] {
    grid-template-columns: 1fr !important;
  }
}

/* Small Smartphone Viewports (360px - 430px: iPhone, Galaxy, Pixel) */
@media (max-width: 540px) {
  .container {
    padding: 0 14px;
  }

  .section-title {
    font-size: 26px;
  }

  .split-hero-stage {
    height: 240px !important;
    padding: 0 !important;
    margin: 0 !important;
  }

  .split-hero-car-img {
    width: 100% !important;
    height: 100% !important;
    max-height: none !important;
    max-width: none !important;
    object-fit: cover !important;
    object-position: center center !important;
  }

  .split-hero-title {
    font-size: 21px !important;
  }

  .split-hero-price {
    font-size: 22px !important;
  }

  .about-process-grid {
    grid-template-columns: 1fr !important;
    gap: 12px !important;
  }

  .blog-posts-grid {
    grid-template-columns: 1fr !important;
    gap: 16px !important;
  }

  .hero-carousel-section {
    height: 520px;
  }

  .hero-slide-img-container {
    top: 15px;
    height: 195px;
    padding: 5px 10px;
  }

  .hero-car-title {
    font-size: 20px;
  }

  .hero-car-price-badge {
    font-size: 21px;
    padding: 2px 8px;
    margin-bottom: 10px;
  }

  .hero-actions {
    flex-direction: column;
    gap: 8px;
  }

  .hero-actions .btn {
    width: 100%;
    min-height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
  }

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

  .car-card-specs {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
    font-size: 12px;
  }

  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }

  .stat-card {
    padding: 14px 8px;
  }

  .stat-number-wrap {
    font-size: 28px;
  }

  .stat-label {
    font-size: 11px;
  }

  .pillars-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .car-card-title {
    font-size: 16px;
    height: auto;
  }

  .car-card-actions {
    grid-template-columns: 1fr 1fr;
  }

  .car-detail-title {
    font-size: 22px;
  }

  .car-detail-price {
    font-size: 26px;
  }

  .gallery-thumbs {
    grid-template-columns: repeat(4, 1fr);
    gap: 6px;
  }

  .whatsapp-float-btn {
    bottom: 16px;
    right: 16px;
    width: 50px;
    height: 50px;
  }

  .whatsapp-float-btn svg {
    width: 26px;
    height: 26px;
  }

  .whatsapp-tooltip {
    display: none;
  }

  .search-modal-content {
    padding: 20px 14px;
    width: 95%;
  }

  .search-input-wrap {
    flex-direction: column;
  }

  /* Admin photo manager grid on mobile */
  .photo-sortable-grid {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 10px !important;
  }

  .photo-card .btn-set-main {
    font-size: 10px !important;
    padding: 4px 4px !important;
  }

  .table-responsive {
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }
}

/* Specific 360px - 375px width micro-optimizations (Galaxy S8, iPhone SE) */
@media (max-width: 375px) {
  .brand-logo-img {
    height: 48px;
    max-width: 145px;
  }

  .stat-number-wrap {
    font-size: 24px;
  }

  .split-hero-stage {
    height: 220px !important;
    padding: 0 !important;
    margin: 0 !important;
  }

  .split-hero-car-img {
    width: 100% !important;
    height: 100% !important;
    max-height: none !important;
    max-width: none !important;
    object-fit: cover !important;
    object-position: center center !important;
  }

  .split-hero-title {
    font-size: 18px !important;
  }

  .split-hero-price {
    font-size: 19px !important;
  }

  .split-spec-chip {
    font-size: 11px !important;
    padding: 3px 7px !important;
  }

  .btn-pill-cta, .btn-pill-outline {
    font-size: 12px !important;
    padding: 9px 8px !important;
    letter-spacing: 0.2px !important;
  }

  .hero-carousel-section {
    height: 490px;
  }

  .hero-slide-img-container {
    height: 175px;
  }

  .hero-car-title {
    font-size: 18px;
  }

  .hero-car-price-badge {
    font-size: 19px;
  }

  .hero-spec-item {
    font-size: 11px;
  }

  .section-title {
    font-size: 22px;
  }
}