/* ==========================================================================
   NIHON TOURS AND TRAVELS — Responsive Styles & Viewport Adaptations
   Tested across: Desktop (1440px+), Laptop (1024px-1366px), Tablet (768px-1023px),
   Mobile (480px-767px), Compact Mobile (360px-479px, iPhone SE / Galaxy)
   ========================================================================== */

/* Universal Mobile Safety: Prevent unwanted horizontal overflow */
html, body {
  max-width: 100%;
  overflow-x: hidden;
  position: relative;
}

img, video, iframe, canvas, svg {
  max-width: 100%;
  height: auto;
}

/* ==========================================================================
   1. Large Desktop (1440px+)
   ========================================================================== */
@media (min-width: 1440px) {
  .container {
    max-width: 1320px;
  }
}

/* ==========================================================================
   2. Laptops & Standard Desktops (1024px to 1366px)
   ========================================================================== */
@media (max-width: 1200px) {
  .nav-list {
    gap: 20px;
  }
  .nav-link {
    font-size: 0.9rem;
  }
  .hero-title {
    font-size: 3rem;
  }
  .carousel-item {
    flex: 0 0 calc(33.333% - 16px);
  }
  .testimonial-item {
    flex: 0 0 calc(50% - 12px);
  }
  .tours-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-top {
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 32px;
  }
  .tour-detail-layout {
    gap: 32px;
  }
}

/* ==========================================================================
   3. Tablets & Small Laptops (768px to 1023px)
   ========================================================================== */
@media (max-width: 992px) {
  /* Navigation */
  .header-nav, .header-cta .btn {
    display: none;
  }
  .mobile-toggle {
    display: flex;
  }
  .site-header {
    height: 70px;
  }
  .header-inner {
    height: 70px;
  }
  .header-logo img {
    height: 40px;
  }

  /* Hero */
  .hero-section {
    min-height: 70vh;
    padding: 60px 0;
  }
  .hero-title {
    font-size: 2.5rem;
  }
  .hero-subtitle {
    font-size: 1.2rem;
  }

  /* Carousels */
  .carousel-item {
    flex: 0 0 calc(50% - 12px);
  }
  .testimonial-item {
    flex: 0 0 calc(50% - 12px);
  }

  /* Grids */
  .airport-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .vip-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }
  .trust-banner-inner {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .footer-top {
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
  }
  .filters-bar {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }

  /* Fleet, Values, Contact, Blog on Tablets */
  .fleet-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }
  .fleet-showcase-box {
    padding: 32px 24px;
  }
  .values-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }
  .contact-layout-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .blog-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }
  .article-title {
    font-size: 2.15rem;
  }

  /* Tour Detail Page on Tablets */
  .tour-detail-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .tour-booking-widget {
    position: static;
    top: auto;
    width: 100%;
    margin-top: 10px;
  }
  .tour-detail-title {
    font-size: 2.25rem;
  }

  /* Cookie Banner */
  .cookie-banner {
    flex-direction: column;
    align-items: flex-start;
    padding: 20px;
  }
  .cookie-actions {
    width: 100%;
    justify-content: flex-end;
    flex-wrap: wrap;
  }
}

/* ==========================================================================
   4. Mobile Devices (360px to 767px)
   ========================================================================== */
@media (max-width: 767px) {
  .container {
    padding: 0 18px;
  }
  .header-logo img {
    height: 34px;
  }

  /* Hero Section */
  .hero-section {
    min-height: auto;
    padding: 56px 0 72px;
  }
  .hero-title {
    font-size: 2.05rem;
    line-height: 1.22;
  }
  .hero-subtitle {
    font-size: 1.05rem;
  }
  .hero-desc {
    font-size: 0.95rem;
    line-height: 1.6;
  }
  .hero-actions {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
  }
  .hero-actions .btn {
    width: 100%;
  }

  /* Carousels: 1 card full width on mobile */
  .carousel-item {
    flex: 0 0 100%;
  }
  .testimonial-item {
    flex: 0 0 100%;
  }

  /* Grids: Collapsed to single column */
  .tours-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .vip-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .features-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .fleet-grid {
    grid-template-columns: 1fr;
    gap: 18px;
  }
  .fleet-showcase-box {
    padding: 24px 18px;
  }
  .values-grid {
    grid-template-columns: 1fr;
    gap: 16px;
    margin: 32px 0;
  }
  .contact-layout-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .blog-grid {
    grid-template-columns: 1fr;
    gap: 22px;
  }
  .article-title {
    font-size: 1.75rem;
    line-height: 1.25;
  }
  /* Mobile Service Cards: Generous, Spacious & Bold */
  .airport-card {
    padding: 34px 22px;
    min-height: 440px;
    border-radius: var(--radius-lg);
  }
  .airport-card-title {
    font-size: 1.65rem;
    line-height: 1.28;
    margin-bottom: 14px;
  }
  .airport-card-desc {
    font-size: 0.98rem;
    line-height: 1.65;
    margin-bottom: 22px;
  }
  .airport-card-price {
    font-size: 1.25rem;
    margin-bottom: 24px;
  }
  .airport-card-price strong {
    font-size: 1.85rem;
  }
  .airport-card .btn {
    width: 100%;
    padding: 14px 24px;
    font-size: 1rem;
  }

  /* VIP Service Cards on Mobile */
  .vip-card {
    border-radius: var(--radius-lg);
  }
  .vip-card-image {
    height: 240px;
  }
  .vip-card-body {
    padding: 30px 22px;
  }
  .vip-card-title {
    font-size: 1.45rem;
    margin-bottom: 12px;
    line-height: 1.35;
  }
  .vip-card-desc {
    font-size: 0.98rem;
    line-height: 1.65;
    margin-bottom: 24px;
  }
  .vip-card-action .btn {
    width: 100%;
    padding: 14px 24px;
    font-size: 0.98rem;
  }

  /* Tour Cards on Mobile */
  .tour-card-image {
    height: 240px;
  }
  .tour-card-body {
    padding: 26px 22px;
  }
  .tour-card-title {
    font-size: 1.28rem;
    line-height: 1.35;
  }
  .tour-card-footer {
    padding-top: 18px;
    gap: 12px;
  }
  .tour-price-val {
    font-size: 1.45rem;
  }

  /* Trust Banner & Stats */
  .trust-banner-content h2 {
    font-size: 1.75rem;
  }
  .trust-stats {
    grid-template-columns: 1fr;
    gap: 18px;
  }
  .stat-card {
    padding: 20px;
  }

  /* Guide and CTA Banners */
  .guides-banner {
    padding: 60px 0;
  }
  .guides-content h2 {
    font-size: 1.75rem;
  }
  .final-cta {
    padding: 60px 0;
  }
  .final-cta-content h2 {
    font-size: 1.75rem;
  }

  /* Footer */
  .footer-top {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
    gap: 16px;
  }
  .footer-legal-links {
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
  }

  /* Tours Filter Bar */
  .filters-bar {
    grid-template-columns: 1fr;
    gap: 14px;
    padding: 20px 16px;
  }

  /* Forms (Airport, Quote, Plan Trip, Contact) */
  .form-section {
    padding: 48px 0 70px;
  }
  .form-wrapper {
    padding: 24px 18px;
    border-radius: var(--radius-md);
  }
  .form-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .form-control {
    font-size: 16px; /* Prevents auto-zoom on iOS Safari */
    padding: 12px 14px;
  }
  .btn {
    font-size: 0.95rem;
    padding: 13px 22px;
  }

  /* Cookie Banner */
  .cookie-actions {
    flex-direction: column;
    width: 100%;
    gap: 10px;
  }
  .cookie-actions .btn {
    width: 100%;
  }

  /* ==========================================================================
     TOUR DETAIL PAGES (CRITICAL MOBILE FIXES)
     ========================================================================== */
  .tour-detail-hero {
    min-height: auto;
    padding: 44px 0 36px;
    text-align: center;
  }
  .tour-detail-title {
    font-size: 1.85rem;
    line-height: 1.25;
    margin: 0 auto 16px auto;
    text-align: center;
  }
  .tour-detail-meta {
    flex-direction: column;
    gap: 10px;
    font-size: 0.88rem;
    align-items: center;
    width: 100%;
  }
  .tour-meta-pill {
    width: 100%;
    max-width: 320px;
    box-sizing: border-box;
    padding: 9px 14px;
    justify-content: center;
    text-align: center;
  }

  .tour-detail-section {
    padding: 44px 0 90px; /* Extra bottom padding for mobile sticky CTA bar */
  }

  .tour-detail-layout {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .tour-section-heading {
    font-size: 1.45rem;
    margin-bottom: 16px;
  }

  /* Inclusions / Exclusions stack on mobile */
  .inclusions-exclusions-grid {
    grid-template-columns: 1fr;
    gap: 16px;
    margin-bottom: 30px;
  }
  .inclusions-box, .exclusions-box {
    padding: 20px 18px;
  }
  .inclusions-box h4, .exclusions-box h4 {
    font-size: 1.05rem;
  }

  /* Vehicle variants card stack */
  .vehicle-variant-card {
    flex-direction: column;
    align-items: flex-start;
    padding: 18px 16px;
    gap: 12px;
  }
  .vehicle-variant-price {
    width: 100%;
    text-align: left;
    border-top: 1px dashed var(--color-border);
    padding-top: 10px;
    display: flex;
    justify-content: space-between;
    align-items: baseline;
  }
  .vehicle-variant-price-val {
    font-size: 1.25rem;
  }

  /* Tour booking widget on mobile */
  .tour-booking-widget {
    position: static;
    top: auto;
    padding: 24px 18px;
    border-radius: var(--radius-md);
  }
  .tour-booking-price-val {
    font-size: 2rem;
  }

  /* Logistics & FAQs */
  .tour-logistics-box {
    padding: 20px 18px;
    font-size: 0.9rem;
  }
  .tour-faq-question {
    font-size: 1.02rem;
  }
  .tour-faq-answer {
    font-size: 0.9rem;
  }

  /* Show Sticky Mobile Quick Book Bar */
  .mobile-quick-book-bar {
    display: flex;
  }

  /* Testimonials Carousel Touch spacing */
  .testimonials-carousel {
    padding-bottom: 10px;
  }
  .testimonial-card {
    padding: 24px 20px;
  }
  .testimonial-quote {
    font-size: 0.96rem;
    line-height: 1.6;
  }
}

/* ==========================================================================
   5. Compact Mobile Screens (360px to 400px - iPhone SE, Galaxy S, Pixel)
   ========================================================================== */
@media (max-width: 400px) {
  .container {
    padding: 0 14px;
  }
  .hero-title {
    font-size: 1.75rem;
  }
  .tour-detail-title {
    font-size: 1.6rem;
  }
  .header-logo img {
    height: 30px;
  }
  .btn {
    padding: 11px 18px;
    font-size: 0.9rem;
  }
  .section-title {
    font-size: 1.65rem;
  }
  .tour-booking-price-val {
    font-size: 1.75rem;
  }
  .mobile-quick-book-price {
    font-size: 1.15rem;
  }
  .mobile-quick-book-btn {
    padding: 10px 14px;
    font-size: 0.85rem;
  }
}

/* ==========================================================================
   6. Reduced Motion Accessibility
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* Business & VIP Responsive Rules */
@media (max-width: 1024px) {
  .vip-services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .credentials-grid {
    grid-template-columns: 1fr;
    gap: 20px;
    margin: 32px 0;
  }
  .credential-card {
    padding: 24px 20px;
  }
  .feature-split, .feature-split.reverse {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .feature-split.reverse .feature-split-media {
    order: 0;
  }
  .feature-split.reverse .feature-split-text {
    order: 0;
  }
  .feature-split-text h2 {
    font-size: 1.7rem;
  }
  .feature-split-media img {
    height: 240px;
  }
  .vip-services-grid {
    grid-template-columns: 1fr;
  }
  .form-grid-2col, .form-grid-3col {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .corporate-form-wrapper {
    padding: 28px 18px;
  }
  .editorial-header h2 {
    font-size: 1.7rem;
  }
  .editorial-article h3 {
    font-size: 1.3rem;
  }
}

/* Master Redesign Tour Detail Responsiveness */
@media (max-width: 992px) {
  .tour-detail-layout {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .tour-overview-benefits {
    grid-template-columns: 1fr 1fr;
  }
  .itinerary-card {
    grid-template-columns: 1fr;
  }
  .itinerary-card-img {
    height: 190px;
  }
  .itinerary-card-body {
    padding: 20px;
  }
  .inclusions-exclusions-grid {
    grid-template-columns: 1fr;
  }
  .logistics-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 576px) {
  .tour-overview-benefits {
    grid-template-columns: 1fr;
  }
  .vehicle-variants-grid {
    grid-template-columns: 1fr;
  }
  .final-cta-banner h2 {
    font-size: 2rem;
  }
}