/**
 * Mobile-Responsive Styles
 * Breakpoints: 320px-768px (mobile), 768px-1024px (tablet), 1024px+ (desktop)
 * Uses CSS custom properties from variables.css: --bp-mobile, --bp-tablet, --bp-desktop
 * WCAG 2.1 AA compliant
 */

/* ============================================
 * Container Query Support
 * Enable component-level responsive design
 * Fallback: Uses @supports to provide media query fallbacks
 * ============================================ */

/* Fallback for browsers without container query support */
@supports not (container-type: inline-size) {
  /* Sidebar fallback */
  .VPSidebar {
    width: 100%;
    max-width: 320px;
  }

  @media (min-width: 768px) {
    .VPSidebar {
      width: var(--vp-sidebar-width, 272px);
      max-width: none;
    }
  }

  /* Content fallback */
  .VPContent {
    padding: 16px;
  }

  @media (min-width: 768px) {
    .VPContent {
      padding: 24px;
    }
  }

  @media (min-width: 1024px) {
    .VPContent {
      padding: 32px 48px;
    }
  }

  /* Outline fallback */
  .VPDocOutline {
    display: none;
  }

  @media (min-width: 768px) {
    .VPDocOutline {
      display: block;
      width: 200px;
    }
  }

  @media (min-width: 1024px) {
    .VPDocOutline {
      width: 256px;
    }
  }
}

/* Container Query Rules (modern browsers) */
@supports (container-type: inline-size) {
  /* Sidebar Container Queries */
  @container sidebar (max-width: 480px) {
    .VPSidebar .group {
      padding: 12px 16px;
    }

    .VPSidebar .title {
      font-size: 13px;
    }
  }

  @container sidebar (min-width: 480px) and (max-width: 768px) {
    .VPSidebar .group {
      padding: 16px 20px;
    }

    .VPSidebar .title {
      font-size: 14px;
    }
  }

  @container sidebar (min-width: 768px) {
    .VPSidebar .group {
      padding: 16px 24px;
    }

    .VPSidebar .title {
      font-size: 14px;
      font-weight: 600;
    }
  }

  /* Content Container Queries */
  @container content (max-width: 640px) {
    .VPDoc .content-container {
      padding: 0 var(--spacing-fluid-sm);
    }

    .vp-doc h1 {
      font-size: 1.75rem;
    }

    .vp-doc h2 {
      font-size: 1.375rem;
    }

    .vp-doc pre {
      font-size: 12px;
      padding: 12px 16px;
    }
  }

  @container content (min-width: 640px) and (max-width: 960px) {
    .VPDoc .content-container {
      padding: 0 var(--spacing-fluid-md);
    }

    .vp-doc h1 {
      font-size: 2rem;
    }

    .vp-doc h2 {
      font-size: 1.5rem;
    }

    .vp-doc pre {
      font-size: 13px;
      padding: 16px 20px;
    }
  }

  @container content (min-width: 960px) {
    .VPDoc .content-container {
      padding: 0 var(--spacing-fluid-lg);
    }

    .vp-doc h1 {
      font-size: 2.25rem;
    }

    .vp-doc h2 {
      font-size: 1.625rem;
    }

    .vp-doc pre {
      font-size: 14px;
      padding: 20px 24px;
    }
  }

  /* Outline Container Queries */
  @container outline (max-width: 200px) {
    .VPDocOutline .outline-link {
      font-size: 11px;
      padding: 3px 8px;
    }

    .VPDocOutline .outline-marker {
      width: 2px;
    }
  }

  @container outline (min-width: 200px) and (max-width: 280px) {
    .VPDocOutline .outline-link {
      font-size: 12px;
      padding: 4px 10px;
    }

    .VPDocOutline .outline-marker {
      width: 3px;
    }
  }

  @container outline (min-width: 280px) {
    .VPDocOutline .outline-link {
      font-size: 13px;
      padding: 4px 12px;
    }

    .VPDocOutline .outline-marker {
      width: 4px;
    }
  }

  /* Navigation Container Queries */
  @container nav (max-width: 640px) {
    .VPNavBar {
      padding: 0 12px;
    }

    .VPNavBar .nav-extensions {
      gap: 8px;
    }
  }

  @container nav (min-width: 640px) and (max-width: 960px) {
    .VPNavBar {
      padding: 0 20px;
    }

    .VPNavBar .nav-extensions {
      gap: 12px;
    }
  }

  @container nav (min-width: 960px) {
    .VPNavBar {
      padding: 0 32px;
    }

    .VPNavBar .nav-extensions {
      gap: 16px;
    }
  }
}

/* Generic Container-Responsive Utility Class */
@container (max-width: 480px) {
  .container-responsive {
    padding: 0 var(--spacing-fluid-xs);
  }
}

@container (min-width: 480px) and (max-width: 768px) {
  .container-responsive {
    padding: 0 var(--spacing-fluid-sm);
  }
}

@container (min-width: 768px) and (max-width: 1024px) {
  .container-responsive {
    padding: 0 var(--spacing-fluid-md);
  }
}

@container (min-width: 1024px) {
  .container-responsive {
    padding: 0 var(--spacing-fluid-lg);
  }
}

/* ============================================
 * Mobile First Approach
 * ============================================ */

/* Base Mobile Styles (320px+) */
@media (max-width: 768px) {
  /* Typography */
  :root {
    --vp-font-size-base: 14px;
    --vp-content-width: 100%;
  }

  /* Container */
  .container {
    padding: 0 12px;
  }

  /* Navigation - ensure hamburger menu is visible */
  .VPNav {
    height: 56px;
    overflow: visible !important;
  }

  .VPNavBar {
    padding: 0 12px;
    overflow: visible !important;
  }

  /* Navigation bar content wrapper */
  .VPNavBar .content {
    overflow: visible !important;
  }

  /* Show hamburger menu button on mobile */
  .VPNavBar .VPNavBarHamburger {
    display: flex !important;
  }

  /* Hide desktop nav links on mobile, use hamburger menu */
  .VPNavBar .VPNavBarMenu {
    display: none;
  }

  /* Ensure nav title is visible */
  .VPNavBar .VPNavBarTitle {
    flex: 1;
  }

  /* Reduce nav-extensions gap on mobile */
  .VPNavBar .nav-extensions {
    gap: 0.25rem;
    padding-left: 0.25rem;
    overflow: visible !important;
  }

  /* Hide non-essential nav items on mobile */
  .nav-extensions .nav-item-desktop {
    display: none !important;
  }

  /* Style search button for mobile */
  .nav-extensions .DocSearch {
    min-height: 40px;
  }

  /* Ensure VitePress social link is hidden on mobile (uses sidebar) */
  .VPNavBar .VPNavBarSocialLinks {
    display: none;
  }

  /* Fix dropdown menus overflow on mobile */
  .VPNavBar .VPNavBarMenuGroup {
    position: relative;
    overflow: visible !important;
  }

  .VPNavBar .VPNavBarMenuGroup .items {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 180px;
    max-width: calc(100vw - 24px);
    max-height: 60vh;
    overflow-y: auto;
    background: var(--vp-c-bg);
    border: 1px solid var(--vp-c-divider);
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    z-index: 100;
    padding: 8px 0;
  }

  /* Language switcher dropdown fix */
  .language-switcher {
    position: relative !important;
    overflow: visible !important;
  }

  .language-switcher .locale-list {
    position: fixed !important;
    top: auto !important;
    left: 50% !important;
    transform: translateX(-50%) !important;
    right: auto !important;
    min-width: 200px !important;
    max-width: calc(100vw - 24px) !important;
    z-index: 1000 !important;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2) !important;
  }

  /* Sidebar - fix display issues */
  .VPSidebar {
    width: 100% !important;
    max-width: 320px !important;
    padding-top: 0 !important;
    top: 56px !important;
    height: calc(100vh - 56px) !important;
    max-height: calc(100vh - 56px) !important;
    overflow: visible !important;
    position: fixed !important;
    left: 0 !important;
    z-index: 40 !important;
    background: var(--vp-c-bg) !important;
    transition: transform 0.25s ease !important;
  }

  /* Sidebar when open */
  .VPSidebar.open,
  .sidebar-open .VPSidebar {
    transform: translateX(0) !important;
  }

  /* Sidebar when closed */
  .VPSidebar:not(.open) {
    transform: translateX(-100%) !important;
  }

  /* Sidebar nav container */
  .VPSidebar .VPSidebarNav {
    padding: 12px 0;
    height: 100%;
    min-height: auto;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }

  /* Sidebar groups */
  .VPSidebar .VPSidebarGroup {
    padding: 8px 16px;
  }

  /* Sidebar items */
  .VPSidebar .VPSidebarItem {
    padding: 6px 0;
  }

  /* Ensure sidebar links are properly sized */
  .VPSidebar .link {
    padding: 8px 12px;
    display: block;
  }

  /* Local nav for mobile */
  .VPLocalNav {
    display: flex !important;
    position: sticky;
    top: 56px;
    z-index: 10;
  }

  /* Sidebar curtain/backdrop */
  .VPSidebar curtain,
  .VPSidebar .curtain {
    display: none;
  }

  /* Sidebar scroll container */
  .VPSidebar .sidebar-container,
  .VPSidebar nav {
    height: 100%;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }

  /* Make sure all sidebar content is visible */
  .VPSidebar .group {
    margin: 0;
    padding: 12px 16px;
  }

  .VPSidebar .title {
    font-size: 14px;
    font-weight: 600;
    padding: 4px 0;
    color: var(--vp-c-text-1);
  }

  /* Sidebar text styling */
  .VPSidebar .text {
    font-size: 14px;
    line-height: 1.5;
    padding: 6px 12px;
  }

  /* Ensure nested items are visible */
  .VPSidebar .items {
    padding: 0;
  }

  /* Backdrop for sidebar */
  .VPBackdrop {
    position: fixed;
    inset: 0;
    top: 56px;
    background: rgba(0, 0, 0, 0.5);
    z-index: 39;
  }

  /* Content - reduce padding for better space usage */
  .VPContent {
    padding: 12px;
  }

  /* Doc content adjustments - reduce padding */
  .VPDoc .content-container {
    padding: 0 12px;
  }

  /* Hide outline on mobile */
  .VPDocOutline {
    display: none;
  }

  /* Hero Section */
  .VPHomeHero {
    padding: 40px 12px;
  }

  .VPHomeHero h1 {
    font-size: 28px;
    line-height: 1.2;
  }

  .VPHomeHero p {
    font-size: 14px;
  }

  /* Code Blocks - reduce margins */
  div[class*='language-'] {
    margin: 12px -12px;
    border-radius: 0;
  }

  div[class*='language-'] pre {
    padding: 12px;
    font-size: 12px;
  }

  /* Tables - make them scrollable */
  .vp-doc table {
    display: block;
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  table {
    font-size: 12px;
  }

  table th,
  table td {
    padding: 8px 12px;
  }

  /* Buttons */
  .VPButton {
    padding: 8px 16px;
    font-size: 14px;
  }

  /* Cards */
  .VPFeature {
    padding: 16px;
  }

  /* Touch-friendly tap targets (min 44x44px per WCAG) */
  button,
  a,
  input,
  select,
  textarea {
    min-height: 44px;
    min-width: 44px;
  }

  /* Search */
  .DocSearch {
    width: 100%;
  }

  /* Theme Switcher */
  .theme-switcher {
    padding: 12px;
  }

  /* Breadcrumbs */
  .breadcrumb {
    padding: 8px 0;
    font-size: 12px;
  }

  /* Table of Contents - hidden on mobile */
  .page-toc {
    display: none;
  }

  /* Typography adjustments for mobile */
  .vp-doc h1 {
    font-size: 1.75rem;
    margin-bottom: 1rem;
  }

  .vp-doc h2 {
    font-size: 1.375rem;
    margin-top: 2rem;
    padding-top: 1.5rem;
  }

  .vp-doc h3 {
    font-size: 1.125rem;
    margin-top: 1.5rem;
  }

  .vp-doc p {
    line-height: 1.7;
    margin: 1rem 0;
  }

  .vp-doc ul,
  .vp-doc ol {
    margin: 1rem 0;
    padding-left: 1.25rem;
  }

  .vp-doc li {
    margin: 0.375rem 0;
  }
}

/* ============================================
 * Tablet Styles (768px - 1024px)
 * ============================================ */
@media (min-width: 768px) and (max-width: 1024px) {
  :root {
    --vp-content-width: 760px;
    --vp-sidebar-width: 240px;
  }

  .VPContent {
    padding: 24px;
  }

  .VPDoc .content-container {
    padding: 0 24px;
    max-width: 90% !important;
  }

  .VPHomeHero {
    padding: 60px 24px;
  }

  .VPHomeHero h1 {
    font-size: 36px;
  }

  div[class*='language-'] {
    margin: 12px 0;
  }

  /* Outline visible but narrower */
  .VPDocOutline {
    width: 200px;
    padding-left: 16px;
  }

  .VPDocOutline .outline-link {
    font-size: 12px;
  }
}

/* ============================================
 * Desktop Styles (1024px+)
 * ============================================ */
@media (min-width: 1024px) {
  :root {
    --vp-layout-max-width: 1600px;
    --vp-content-width: 960px;
    --vp-sidebar-width: 272px;
  }

  .VPContent {
    padding: 32px 48px;
    max-width: var(--vp-layout-max-width);
  }

  .VPDoc .content-container {
    max-width: 90% !important;
    padding: 0 40px;
  }

  /* Outline - sticky on desktop with good width */
  .VPDocOutline {
    position: sticky;
    top: calc(var(--vp-nav-height) + 24px);
    width: 256px;
    padding-left: 24px;
    max-height: calc(100vh - var(--vp-nav-height) - 48px);
    overflow-y: auto;
  }

  .VPDocOutline .outline-marker {
    display: block;
  }

  .VPDocOutline .outline-link {
    font-size: 13px;
    line-height: 1.6;
    padding: 4px 12px;
    transition: color 0.2s ease;
  }

  .VPDocOutline .outline-link:hover {
    color: var(--vp-c-primary);
  }

  /* Two-column layout for content + TOC */
  .content-with-toc {
    display: grid;
    grid-template-columns: 1fr 280px;
    gap: 32px;
  }
}

/* ============================================
 * Large Desktop (1440px+)
 * ============================================ */
@media (min-width: 1440px) {
  :root {
    --vp-content-width: 1040px;
    --vp-sidebar-width: 280px;
  }

  .VPDoc .content-container {
    max-width: 90% !important;
    padding: 0 48px;
  }

  .VPDocOutline {
    width: 280px;
  }
}

/* ============================================
 * Landscape Orientation
 * ============================================ */
@media (max-height: 500px) and (orientation: landscape) {
  .VPNav {
    height: 48px;
  }

  .VPHomeHero {
    padding: 20px 16px;
  }
}

/* ============================================
 * High DPI Displays
 * ============================================ */
@media (-webkit-min-device-pixel-ratio: 2),
       (min-resolution: 192dpi) {
  /* Optimize images for retina displays */
  img {
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
  }
}

/* ============================================
 * 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;
  }
}

/* ============================================
 * ProfessionalHome Component - Mobile Optimizations
 * ============================================ */
@media (max-width: 768px) {
  /* Root level overflow prevention */
  html, body {
    overflow-x: hidden;
    max-width: 100vw;
  }

  /* VitePress Layout container fix */
  .Layout {
    max-width: 100vw;
    overflow-x: hidden;
  }

  /* VPContent container fix */
  .VPContent {
    max-width: 100vw;
    overflow-x: hidden;
    padding: 0 !important;
  }

  /* Hero extensions in Layout.vue - add proper padding */
  .hero-extensions {
    padding: 0 12px;
    box-sizing: border-box;
    max-width: 100vw;
    overflow-x: hidden;
  }

  .hero-stats {
    gap: 1rem;
  }

  /* ProfessionalHome - Hero Section */
  .pro-home .hero-section {
    min-height: auto;
    padding-top: 4.5rem; /* Clear fixed nav (56px) */
    padding-bottom: 1.5rem;
  }

  /* Prevent horizontal scroll */
  .pro-home {
    overflow-x: hidden;
    max-width: 100vw;
  }

  .pro-home .hero-container {
    max-width: 100%;
    padding-left: 12px;
    padding-right: 12px;
    box-sizing: border-box;
  }

  /* Fix section containers */
  .pro-home .section-container {
    max-width: 100%;
    box-sizing: border-box;
    padding-left: 12px;
    padding-right: 12px;
  }

  /* ProfessionalHome - Feature Cards */
  .pro-home .feature-card {
    border-radius: 12px;
    touch-action: manipulation;
  }

  .pro-home .feature-card:active {
    transform: scale(0.98);
    transition: transform 0.1s ease;
  }

  /* ProfessionalHome - Pipeline Animation */
  .pro-home .cadence-track {
    margin: 1rem 0 2rem;
  }

  .pro-home .tick-node {
    width: 12px;
    height: 12px;
    min-width: 12px;
  }

  /* ProfessionalHome - Terminal Window */
  .pro-home .terminal-window,
  .pro-home .qs-terminal-window {
    font-size: 0.75rem;
    border-radius: 8px;
  }

  .pro-home .terminal-header,
  .pro-home .qs-terminal-header {
    padding: 0.5rem 0.75rem;
  }

  /* ProfessionalHome - Code Blocks */
  .pro-home .json-code {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    margin: 0 -1rem;
    border-radius: 0;
    border-left: none;
    border-right: none;
  }

  /* ProfessionalHome - Buttons touch targets */
  .pro-home .btn-primary,
  .pro-home .btn-secondary,
  .pro-home .btn-outline,
  .pro-home .btn-ghost {
    min-height: 44px;
    min-width: 44px;
    touch-action: manipulation;
  }

  /* ProfessionalHome - CTA Section */
  .pro-home .cta-card {
    margin: 0 0.5rem;
    border-radius: 16px;
    max-width: calc(100% - 1rem);
    box-sizing: border-box;
  }

  /* ProfessionalHome - Animation adjustments */
  .pro-home .reveal-text,
  .pro-home .reveal-card,
  .pro-home .reveal-slide {
    opacity: 1;
    transform: none;
    transition: none;
  }

  /* ProfessionalHome - Stage nodes in pipeline */
  .pro-home .stage-node {
    touch-action: manipulation;
  }

  /* Quick Start Section - prevent overflow */
  .pro-home .quickstart-section {
    padding: 3rem 0;
    max-width: 100vw;
    overflow-x: hidden;
  }

  .pro-home .quickstart-layout {
    padding: 0 12px;
    max-width: 100%;
    box-sizing: border-box;
  }

  .pro-home .quickstart-info,
  .pro-home .quickstart-terminal {
    max-width: 100%;
    box-sizing: border-box;
  }

  /* Ensure all text content wraps properly */
  .pro-home .json-text,
  .pro-home .json-benefits,
  .pro-home .qs-step-content {
    max-width: 100%;
    box-sizing: border-box;
    word-wrap: break-word;
    overflow-wrap: break-word;
  }

  /* Features section overflow fix */
  .pro-home .features-section {
    max-width: 100vw;
    overflow-x: hidden;
    padding: 3rem 0;
  }

  /* Pipeline section overflow fix */
  .pro-home .pipeline-section {
    max-width: 100vw;
    overflow-x: hidden;
  }
}

/* ProfessionalHome - Tablet Optimizations */
@media (min-width: 768px) and (max-width: 1024px) {
  .pro-home .hero-section {
    padding: 3rem 0 2.5rem;
  }

  .pro-home .hero-title {
    font-size: 2.25rem;
  }

  .pro-home .features-grid {
    gap: 1.25rem;
  }

  .pro-home .json-grid {
    gap: 2rem;
    padding: 3rem 1.5rem;
  }
}

/* ProfessionalHome - Small Mobile (< 480px) */
@media (max-width: 480px) {
  .pro-home .hero-badge {
    font-size: 0.7rem;
    padding: 0.2rem 0.5rem;
  }

  .pro-home .section-title {
    font-size: 1.25rem;
  }

  .pro-home .pipeline-card {
    padding: 1rem;
  }

  /* Ensure touch targets */
  .pro-home .btn-primary,
  .pro-home .btn-secondary {
    padding: 0.875rem 1rem;
  }
}

/* ============================================
 * Dark Mode Specific
 * ============================================ */
@media (max-width: 768px) {
  .dark {
    --vp-c-bg: #0f172a;
    --vp-c-text-1: #f1f5f9;
  }
}

/* ============================================
 * Print Styles for Mobile
 * ============================================ */
@media print and (max-width: 768px) {
  .VPContent {
    font-size: 10pt;
  }

  h1 {
    font-size: 14pt;
  }

  h2 {
    font-size: 12pt;
  }
}