/* ===== RESPONSIVE DESIGN ===== */

/* Mobile First Approach */
/* Base styles are mobile-first, then we add complexity for larger screens */

/* Extra Small Devices (phones, 320px and up) */
@media (min-width: 320px) {
  html, body {
    overflow-x: hidden;
    width: 100%;
  }
  .container {
    padding: 0 var(--spacing-md);
  }
  
  .hero {
    padding: var(--spacing-2xl) var(--spacing-md);
  }
  
  .hero-title .title-main {
    font-size: 2.5rem;
    letter-spacing: 2px;
  }
  
  .hero-title .title-subtitle {
    font-size: 1rem;
    letter-spacing: 1px;
  }
  
  .hero-cta {
    flex-direction: column;
    gap: var(--spacing-md);
  }
  
  .hero-stats {
    flex-direction: row;
    gap: var(--spacing-lg);
  }
  
  .featured-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
  
  .featured-main {
    grid-row: auto;
  }
  
  .link-grid {
    grid-template-columns: 1fr;
  }
  
  .music-grid,
  .video-grid,
  .social-grid,
  .gallery-grid {
    grid-template-columns: 1fr;
  }
  
  .video-card.featured {
    grid-column: span 1;
  }
  
  .social-card.primary {
    grid-column: span 1;
  }
  
  .merch-hero {
    grid-template-columns: 1fr;
    text-align: center;
    gap: var(--spacing-lg);
  }
  
  .merch-preview {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }
  
  .press-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
    gap: var(--spacing-lg);
  }
  
  .footer-social {
    justify-content: center;
  }
  
  .fab {
    bottom: var(--spacing-lg);
    right: var(--spacing-lg);
  }
  
  .toast-container {
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    left: var(--spacing-lg);
  }
  
  .toast {
    max-width: none;
  }
}

/* Small Devices (landscape phones, 576px and up) */
@media (min-width: 576px) {
  .container {
    padding: 0 var(--spacing-lg);
  }
  
  .hero-title .title-main {
    font-size: 3rem;
  }
  
  .hero-title .title-subtitle {
    font-size: 1.125rem;
  }
  
  .hero-cta {
    flex-direction: row;
    gap: var(--spacing-lg);
  }
  
  .hero-stats {
    flex-direction: row;
    gap: var(--spacing-2xl);
  }
  
  .link-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .merch-preview {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Medium Devices (tablets, 768px and up) */
@media (min-width: 768px) {
  .hero-title .title-main {
    font-size: 4rem;
    letter-spacing: 3px;
  }
  
  .hero-title .title-subtitle {
    font-size: 1.25rem;
    letter-spacing: 1.5px;
  }
  
  .featured-grid {
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-2xl);
  }
  
  .featured-main {
    grid-row: span 2;
  }
  
  .music-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  }
  
  .video-grid {
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  }
  
  .social-grid {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  }
  
  .gallery-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  }
  
  .video-card.featured {
    grid-column: span 2;
  }
  
  .social-card.primary {
    grid-column: span 2;
  }
  
  .merch-hero {
    grid-template-columns: 1fr 1fr;
    text-align: left;
  }
  
  .press-grid {
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  }
  
  .footer-content {
    grid-template-columns: 1fr 2fr 1fr;
    text-align: left;
    gap: var(--spacing-2xl);
  }
  
  .footer-social {
    justify-content: flex-end;
  }
  
  .fab {
    bottom: var(--spacing-xl);
    right: var(--spacing-xl);
  }
  
  .toast-container {
    top: var(--spacing-xl);
    right: var(--spacing-xl);
    left: auto;
  }
  
  .toast {
    max-width: 300px;
  }
}

/* Large Devices (desktops, 992px and up) */
@media (min-width: 992px) {
  .hero-title .title-main {
    font-size: 5rem;
    letter-spacing: 4px;
  }
  
  .hero-title .title-subtitle {
    font-size: 1.375rem;
    letter-spacing: 2px;
  }
  
  .hero-description {
    font-size: 1.25rem;
  }
  
  .music-grid {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  }
  
  .video-grid {
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  }
  
  .social-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  }
  
  .gallery-grid {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  }
  
  .press-grid {
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  }
}

/* Extra Large Devices (large desktops, 1200px and up) */
@media (min-width: 1200px) {
  .hero-title .title-main {
    font-size: 6rem;
    letter-spacing: 5px;
  }
  
  .hero-title .title-subtitle {
    font-size: 1.5rem;
    letter-spacing: 2.5px;
  }
  
  .hero-description {
    font-size: 1.375rem;
  }
  
  .container {
    max-width: 1200px;
    padding: 0 var(--spacing-lg);
  }
}

/* Extra Extra Large Devices (larger desktops, 1400px and up) */
@media (min-width: 1400px) {
  .container {
    max-width: 1320px;
  }
  
  .hero-title .title-main {
    font-size: 7rem;
  }
  
  .hero-title .title-subtitle {
    font-size: 1.625rem;
  }
}

/* Navigation Responsive */
@media (max-width: 767px) {
  /* Cart drawer: ensure full-viewport width and prevent overflow */
  .cart-drawer {
    width: 100vw;
    max-width: 100vw;
  }
  .cart-items { overflow-x: hidden; }
  .cart-item { gap: var(--spacing-sm); }
  .cart-meta { min-width: 0; }
  .cart-title { white-space: normal; overflow-wrap: anywhere; }
  .cart-footer { padding: var(--spacing-sm); }
  .cart-actions { gap: var(--spacing-xs); }
  
  .nav-menu {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    height: 100vh;
    background: linear-gradient(180deg,
      color-mix(in srgb, var(--bg-primary) 92%, black 8%),
      color-mix(in srgb, var(--bg-secondary) 94%, black 6%) 60%,
      var(--bg-primary) 100%
    );
    backdrop-filter: blur(12px) saturate(1.05);
    padding: var(--spacing-2xl) var(--spacing-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-lg);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: transform var(--transition-normal), opacity var(--transition-normal), visibility var(--transition-normal);
    z-index: var(--z-dropdown);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    padding-top: calc(var(--spacing-2xl) + env(safe-area-inset-top));
    padding-bottom: calc(var(--spacing-2xl) + env(safe-area-inset-bottom));
  }
  @supports (height: 100dvh) {
    .nav-menu { height: 100dvh; }
  }
  
  .nav-menu.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .nav-menu .nav-link {
    display: block;
    width: 100%;
    text-align: center;
    font-size: clamp(1.125rem, 4.8vw, 1.5rem);
    padding: var(--spacing-md) var(--spacing-lg);
    /* Prevent iOS highlight/selection flicker on long-press swipe */
    -webkit-user-select: none;
    user-select: none;
    -webkit-touch-callout: none;
    font-family: var(--font-family-primary);
    font-weight: 600;
    line-height: 1.35;
    letter-spacing: 0.2px;
    color: var(--text-primary);
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border-primary);
    border-radius: 12px;
    box-shadow: 0 1px 0 rgba(255,255,255,0.04) inset;
  }

  /* Cleaner hover/active states inside overlay */
  .nav-menu .nav-link:hover,
  .nav-menu .nav-link.is-hovered,
  .nav-menu .nav-link.active {
    background: rgba(255, 216, 1, 0.12);
    color: var(--text-primary);
    border-color: color-mix(in srgb, var(--brand-primary), var(--border-primary) 65%);
  }

  /* Hide tiny underline indicator in overlay for a cleaner look */
  .nav-menu .nav-link.active::after { display: none; }
  
  .nav-toggle {
    display: flex;
    position: relative;
    z-index: calc(var(--z-modal) + 1);
  }
  
  /* Keep actions compact and ensure hamburger is far right */
  .nav-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    flex-wrap: nowrap;
  }
  .nav-actions .nav-toggle { order: 99; }
  .nav-actions .cart-btn { order: 10; }
  .nav-actions .install-btn { order: 20; }
  .nav-actions .theme-toggle { order: 30; }
  .nav-actions .push-btn { order: 40; }

  .nav-actions {
    gap: var(--spacing-xs);
  }
  
  .nav-quick-actions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--spacing-sm);
    width: 100%;
    max-width: 420px;
  }
  /* On very small screens, simplify actions and avoid crowding */
  .nav-actions .theme-toggle,
  .nav-actions .push-btn {
    display: none;
  }
  .nav-actions .cart-btn,
  .nav-actions .install-btn {
    font-size: 1rem;
    padding: 6px 8px;
  }

  /* Tighten cart/notification buttons on mobile */
  .cart-btn,
  .push-btn {
    padding: 4px 8px;
    margin-left: var(--spacing-sm);
    font-size: 0.95rem;
  }
}

@media (min-width: 768px) {
  .nav-toggle {
    display: none !important;
  }
  
  .nav-menu {
    position: static !important;
    background: none !important;
    border: none !important;
    padding: 0 !important;
    transform: none !important;
    opacity: 1 !important;
    visibility: visible !important;
    display: flex !important;
    flex-direction: row !important;
    align-items: center;
    justify-content: flex-start;
    height: auto !important;
  }
}

/* Hero Section Responsive */
@media (max-width: 575px) {
  .hero {
    min-height: 80vh;
    padding: var(--spacing-xl) var(--spacing-md);
    /* Ensure content clears fixed nav and device safe area */
    padding-top: calc(var(--spacing-xl) + 80px + env(safe-area-inset-top));
  }
  
  /* Tighter spacing so all hero content fits comfortably */
  .hero-description {
    margin-bottom: var(--spacing-lg);
  }
  
  .hero-cta {
    margin-bottom: var(--spacing-xl);
  }
  
  .hero-badge {
    font-size: 0.75rem;
    padding: var(--spacing-xs) var(--spacing-sm);
  }
  
  .hero-stats {
    gap: var(--spacing-lg);
  }
  
  .stat-number {
    font-size: 1.75rem;
  }
  
  .stat-label {
    font-size: 0.75rem;
  }
}

@media (min-width: 576px) and (max-width: 767px) {
  .hero {
    /* Slightly larger top padding for small tablets */
    padding-top: calc(var(--spacing-2xl) + 80px + env(safe-area-inset-top));
  }
  /* Ensure grids do not exceed viewport width on small tablets */
  .featured-grid,
  .music-grid,
  .video-grid,
  .social-grid,
  .gallery-grid,
  .press-grid {
    margin-left: 0;
    margin-right: 0;
    max-width: 100%;
    overflow-x: hidden;
  }
}

@media (min-width: 576px) and (max-width: 767px) {
  .hero {
    min-height: 90vh;
    padding: var(--spacing-2xl) var(--spacing-lg);
  }
}

@media (min-width: 768px) {
  .hero {
    min-height: 100vh;
    padding: var(--spacing-3xl) var(--spacing-lg);
  }
}

/* Button Responsive */
@media (max-width: 575px) {
  .btn {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.875rem;
  }
  
  .btn-large {
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: 1rem;
  }
  
  .btn-icon {
    font-size: 1rem;
  }
}

@media (min-width: 576px) {
  .btn {
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: 1rem;
  }
  
  .btn-large {
    padding: var(--spacing-lg) var(--spacing-xl);
    font-size: 1.125rem;
  }
  
  .btn-icon {
    font-size: 1.25rem;
  }
}

/* Card Responsive */
@media (max-width: 575px) {
  .card {
    padding: var(--spacing-md);
    border-radius: 12px;
  }
  
  .featured-card {
    padding: var(--spacing-lg);
  }
}

@media (min-width: 576px) {
  .card {
    padding: var(--spacing-lg);
    border-radius: 16px;
  }
}

/* Grid Responsive */
@media (max-width: 575px) {
  .featured-grid,
  .music-grid,
  .video-grid,
  .social-grid,
  .gallery-grid,
  .press-grid {
    gap: var(--spacing-md);
  }
}

@media (min-width: 576px) {
  .featured-grid,
  .music-grid,
  .video-grid,
  .social-grid,
  .gallery-grid,
  .press-grid {
    gap: var(--spacing-lg);
  }
}

/* Form Responsive */
@media (max-width: 575px) {
  .form-group {
    flex-direction: column;
    gap: var(--spacing-sm);
  }
  
  .form-group input,
  .form-group textarea {
    padding: var(--spacing-sm);
    font-size: 0.875rem;
  }
  
  .signup-form {
    max-width: none;
  }
}

@media (min-width: 576px) {
  .form-group {
    flex-direction: row;
    gap: var(--spacing-sm);
  }
  
  .form-group input,
  .form-group textarea {
    padding: var(--spacing-md);
    font-size: 1rem;
  }
  
  .signup-form {
    max-width: 400px;
  }
}

/* Newsletter Signup Responsive */
@media (max-width: 575px) {
  .newsletter-signup {
    padding: var(--spacing-lg);
    border-radius: 16px;
  }
  
  .signup-content h3 {
    font-size: 1.25rem;
  }
  
  .signup-content p {
    font-size: 0.875rem;
  }
}

@media (min-width: 576px) {
  .newsletter-signup {
    padding: var(--spacing-2xl);
    border-radius: 20px;
  }
  
  .signup-content h3 {
    font-size: 1.5rem;
  }
  
  .signup-content p {
    font-size: 1rem;
  }
}

/* Footer Responsive */
@media (max-width: 767px) {
  .main-footer {
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
  }
  
  .footer-content {
    gap: var(--spacing-lg);
  }
  
  .footer-links {
    gap: var(--spacing-md);
  }
  
  .footer-social {
    gap: var(--spacing-sm);
  }
  
  .footer-social a {
    width: 36px;
    height: 36px;
    font-size: 1rem;
  }
}

@media (min-width: 768px) {
  .main-footer {
    padding: var(--spacing-3xl) 0 var(--spacing-xl);
  }
  
  .footer-content {
    gap: var(--spacing-2xl);
  }
  
  .footer-links {
    gap: var(--spacing-lg);
  }
  
  .footer-social {
    gap: var(--spacing-md);
  }
  
  .footer-social a {
    width: 40px;
    height: 40px;
    font-size: 1.25rem;
  }
}

/* Toast Responsive */
@media (max-width: 575px) {
  .toast {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.875rem;
    border-radius: 8px;
  }
}

@media (min-width: 576px) {
  .toast {
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: 1rem;
    border-radius: 12px;
  }
}

/* Loading Screen Responsive */
@media (max-width: 575px) {
  .loading-logo {
    font-size: 3rem;
  }
  
  .loading-bar {
    width: 150px;
  }
  
  .loading-text {
    font-size: 1rem;
  }
}

@media (min-width: 576px) {
  .loading-logo {
    font-size: 4rem;
  }
  
  .loading-bar {
    width: 200px;
  }
  
  .loading-text {
    font-size: 1.125rem;
  }
}

/* Section Headers Responsive */
@media (max-width: 575px) {
  .section-header {
    margin-bottom: var(--spacing-2xl);
  }
  
  .section-title {
    font-size: 1.75rem;
  }
  
  .section-subtitle {
    font-size: 1rem;
  }
}

@media (min-width: 576px) {
  .section-header {
    margin-bottom: var(--spacing-3xl);
  }
  
  .section-title {
    font-size: 2.25rem;
  }
  
  .section-subtitle {
    font-size: 1.125rem;
  }
}

/* Platform Links Responsive */
@media (max-width: 575px) {
  .platform-grid {
    flex-direction: column;
    gap: var(--spacing-md);
  }
  
  .platform-link {
    min-width: auto;
    padding: var(--spacing-md);
  }
}

@media (min-width: 576px) {
  .platform-grid {
    flex-direction: row;
    gap: var(--spacing-lg);
  }
  
  .platform-link {
    min-width: 120px;
    padding: var(--spacing-lg);
  }
}

/* Merch Preview Responsive */
@media (max-width: 575px) {
  .merch-preview {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }
  
  .preview-item {
    max-width: 200px;
    margin: 0 auto;
  }
}

@media (min-width: 576px) and (max-width: 767px) {
  .merch-preview {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
  }
}

@media (min-width: 768px) {
  .merch-preview {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
  }
}

/* Contact Form Responsive */
@media (max-width: 575px) {
  .contact-form {
    gap: var(--spacing-md);
  }
  
  .form-group label {
    font-size: 0.875rem;
  }
  
  .form-group input,
  .form-group textarea {
    padding: var(--spacing-sm);
    font-size: 0.875rem;
  }
  
  .asset-buttons {
    flex-direction: column;
    gap: var(--spacing-sm);
  }
}

@media (min-width: 576px) {
  .contact-form {
    gap: var(--spacing-md);
  }
  
  .form-group label {
    font-size: 1rem;
  }
  
  .form-group input,
  .form-group textarea {
    padding: var(--spacing-md);
    font-size: 1rem;
  }
  
  .asset-buttons {
    flex-direction: row;
    gap: var(--spacing-sm);
  }
}

/* High DPI Displays */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
  .hero-grid {
    background-size: 25px 25px;
  }
  
  .hero-particles::before {
    background-size: 100px 50px;
  }
}

/* Landscape Orientation */
@media (orientation: landscape) and (max-height: 500px) {
  .hero {
    min-height: 100vh;
    padding: var(--spacing-lg) var(--spacing-lg);
  }
  /* Keep stats visible per requirement */
  .hero-stats {
    display: flex;
  }
  
  .hero-scroll-indicator {
    display: none;
  }
  
  /* Scale down hero elements to fit on short viewports */
  .hero-logo {
    max-height: 24vh;
    width: auto;
  }
  
  .hero-badge {
    transform: translateY(-8px);
  }
  
  .title-subtitle {
    font-size: 0.875rem;
    letter-spacing: 0.5px;
  }
  
  .hero-description {
    font-size: 0.95rem;
    margin-bottom: var(--spacing-md);
  }
  
  .hero-cta {
    margin-bottom: var(--spacing-lg);
  }
}

/* Portrait Orientation */
@media (orientation: portrait) and (max-width: 575px) {
  .hero-title .title-main {
    font-size: 2.25rem;
    letter-spacing: 1.5px;
  }
  
  .hero-title .title-subtitle {
    font-size: 0.875rem;
    letter-spacing: 0.5px;
  }
}

/* Print Styles */
@media print {
  .main-nav,
  .hero-scroll-indicator,
  .fab,
  .toast-container,
  .loading-screen {
    display: none !important;
  }
  
  .hero {
    min-height: auto;
    padding: var(--spacing-lg);
  }
  
  .section {
    opacity: 1;
    transform: none;
    break-inside: avoid;
  }
  
  .card {
    break-inside: avoid;
    box-shadow: none;
    border: 1px solid #ccc;
  }
  
  .btn {
    border: 1px solid #ccc;
    background: none;
    color: #000;
  }
  
  a {
    color: #000;
    text-decoration: underline;
  }
  
  .container {
    max-width: none;
    padding: 0;
  }
}

/* Accessibility Improvements */
@media (prefers-reduced-motion: reduce) {
  .hero-particles::before,
  .hero-grid,
  .glitch::before,
  .glitch::after {
    animation: none;
  }
  
  .floating,
  .pulse,
  .bounce,
  .rotate {
    animation: none;
  }
  
  .btn::after {
    display: none;
  }
  
  .card:hover {
    transform: none;
  }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
  :root {
    --border-primary: #ffffff;
    --border-secondary: #ffffff;
    --text-muted: #ffffff;
  }
  
  .card {
    border: 2px solid var(--border-primary);
  }
  
  .btn {
    border: 2px solid var(--text-primary);
  }
}

/* Removed system preference overrides to respect explicit data-theme selection */

/* Ensure sections are visible on small screens even if intersection observer fails */
@media (max-width: 767px) {
  .section {
    opacity: 1 !important;
    transform: none !important;
  }
}