/* =========================================
   DATERO - Responsive Styles
   Media queries centralizadas
   Breakpoints: 768px (tablet), 1024px (desktop)
   ========================================= */

/* =========================================
   1. NAVBAR FLOTANTE EN VISTA DE RESULTADOS (Todos los tamaños)
   ========================================= */

/* Navbar flotante vertical abajo a la derecha en vista de resultados */
body.in-results-view nav {
  position: fixed !important;
  bottom: var(--spacing-lg) !important;
  right: var(--spacing-lg) !important;
  top: auto !important;
  left: auto !important;
  width: auto;
  padding: 0;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: var(--spacing-sm);
  z-index: 100;
}

body.in-results-view .navbar-row {
  flex-direction: column;
  align-items: flex-end;
  width: auto;
  margin-bottom: 0;
  gap: var(--spacing-sm);
}

body.in-results-view #auth-buttons:not(.hidden),
body.in-results-view #user-info:not(.hidden) {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  align-items: flex-end;
}

body.in-results-view nav button,
body.in-results-view nav a {
  box-shadow: var(--shadow-xl);
}

/* =========================================
   2. MOBILE BASE (< 768px)
   ========================================= */

@media (max-width: 767px) {
  /* Main search button - MOBILE OPTIMIZADO */
  #search-form-main button[type="submit"],
  form#search-form-main > div > button[type="submit"] {
    width: 2rem !important;
    height: 2rem !important;
    min-width: 2rem !important;
    min-height: 2rem !important;
    max-width: 2rem !important;
    max-height: 2rem !important;
    right: 0.625rem !important;
    padding: 0 !important;
  }
  
  #search-form-main button[type="submit"] svg,
  form#search-form-main > div > button[type="submit"] svg {
    width: 0.875rem !important;
    height: 0.875rem !important;
    min-width: 0.875rem !important;
    min-height: 0.875rem !important;
  }
  
  #search-input-main {
    padding-right: 3rem !important;
  }
  
  /* Header search button */
  .header-search-submit-btn {
    width: 1.75rem !important;
    height: 1.75rem !important;
    min-width: 1.75rem !important;
    min-height: 1.75rem !important;
    right: 0.5rem !important;
  }
  
  .header-search-icon {
    width: 0.75rem !important;
    height: 0.75rem !important;
  }
  
  .header-search-input {
    padding-right: 2.5rem !important;
  }
}

/* =========================================
   3. MOBILE EXTRA SMALL (< 375px)
   ========================================= */

@media (max-width: 374px) {
  /* Main search button - EXTRA SMALL */
  #search-form-main button[type="submit"],
  form#search-form-main > div > button[type="submit"] {
    width: 1.75rem !important;
    height: 1.75rem !important;
    min-width: 1.75rem !important;
    min-height: 1.75rem !important;
    max-width: 1.75rem !important;
    max-height: 1.75rem !important;
    right: 0.5rem !important;
    border-radius: 0.5rem !important;
  }
  
  #search-form-main button[type="submit"] svg,
  form#search-form-main > div > button[type="submit"] svg {
    width: 0.75rem !important;
    height: 0.75rem !important;
    min-width: 0.75rem !important;
    min-height: 0.75rem !important;
  }
  
  #search-input-main {
    padding-right: 2.75rem !important;
    padding-left: 0.875rem !important;
    padding-top: 0.875rem !important;
    padding-bottom: 0.875rem !important;
    font-size: 0.875rem !important;
  }
  
  /* Header search button */
  .header-search-submit-btn {
    width: 1.5rem !important;
    height: 1.5rem !important;
    min-width: 1.5rem !important;
    min-height: 1.5rem !important;
    right: 0.375rem !important;
    border-radius: 0.5rem !important;
  }
  
  .header-search-icon {
    width: 0.625rem !important;
    height: 0.625rem !important;
  }
  
  .header-search-input {
    padding-right: 2.25rem !important;
    padding-left: 0.75rem !important;
    padding-top: 0.5rem !important;
    padding-bottom: 0.5rem !important;
    font-size: 0.75rem !important;
  }
}

/* =========================================
   4. TABLET (768px - 1023px)
   ========================================= */

@media (min-width: 768px) {
  /* === Layout === */
  nav {
    padding: var(--spacing-lg) var(--spacing-xl);
  }
  
  .navbar-row {
    gap: var(--spacing-md);
  }
  
  #main-search-view {
    padding: clamp(1rem, 2vh, 2rem) var(--spacing-lg) clamp(1rem, 2vh, 2rem);
  }
  
  /* === Logo === */
  #main-logo {
    height: clamp(10rem, 18vh, 14rem);
  }
  
  /* === Typography === */
  .tagline {
    font-size: clamp(1rem, 2.8vh, 1.25rem);
  }
  
  /* === Search === */
  .search-input {
    padding: var(--spacing-lg) 5rem var(--spacing-lg) 5rem;
    font-size: var(--text-xl);
  }
  
  .search-icon {
    left: var(--spacing-xl);
    width: 2rem;
    height: 2rem;
  }
  
  .search-submit-btn {
    right: var(--spacing-sm);
  }
  
  /* Main search button - TABLET */
  #search-form-main button[type="submit"],
  form#search-form-main > div > button[type="submit"] {
    width: 2.5rem !important;
    height: 2.5rem !important;
    min-width: 2.5rem !important;
    min-height: 2.5rem !important;
    right: 0.75rem !important;
  }
  
  #search-form-main button[type="submit"] svg,
  form#search-form-main > div > button[type="submit"] svg {
    width: 1rem !important;
    height: 1rem !important;
  }
  
  /* Header search button - Tablet optimized */
  .header-search-submit-btn {
    width: 2rem !important;
    height: 2rem !important;
    min-width: 2rem !important;
    min-height: 2rem !important;
    right: 0.5rem !important;
  }
  
  .header-search-icon {
    width: 0.875rem !important;
    height: 0.875rem !important;
  }
  
  .header-search-input {
    padding-right: 2.75rem !important;
    padding-top: 0.625rem !important;
    padding-bottom: 0.625rem !important;
    font-size: 0.875rem !important;
  }
  
  /* === Source Selector === */
  #source-selector-results {
    min-width: 110px;
    max-width: 150px;
  }
  
  /* === Results === */
  .results-header-content {
    padding: var(--spacing-sm) var(--spacing-lg);
  }
  
  .results-container {
    padding: var(--spacing-lg);
  }
  
  /* === Filters === */
  #filters-panel {
    display: block !important;
    max-height: none !important;
    padding: var(--spacing-md) !important;
  }
  
  .filters-row {
    flex-direction: row;
    align-items: flex-end;
  }
  
  /* === Result Cards === */
  .result-card {
    padding: var(--spacing-xl);
  }
  
  /* === Footer === */
  .results-footer-content {
    flex-direction: row;
  }
  
  .donate-btn-footer {
    display: inline-flex !important;
  }
}

/* =========================================
   5. DESKTOP (1024px+)
   ========================================= */

@media (min-width: 1024px) {
  /* Main search button - DESKTOP */
  #search-form-main button[type="submit"],
  form#search-form-main > div > button[type="submit"] {
    width: 3rem !important;
    height: 3rem !important;
    min-width: 3rem !important;
    min-height: 3rem !important;
    right: 1rem !important;
  }
  
  #search-form-main button[type="submit"] svg,
  form#search-form-main > div > button[type="submit"] svg {
    width: 1.25rem !important;
    height: 1.25rem !important;
  }
  
  /* Header search button - Desktop optimized */
  .header-search-submit-btn {
    width: 2.25rem !important;
    height: 2.25rem !important;
    min-width: 2.25rem !important;
    min-height: 2.25rem !important;
    right: 0.625rem !important;
  }
  
  .header-search-icon {
    width: 0.875rem !important;
    height: 0.875rem !important;
  }
  
  .header-search-input {
    padding-right: 3rem !important;
  }
  
  /* === Layout === */
  #main-search-view {
    padding: clamp(1rem, 2vh, 2rem) var(--spacing-2xl) clamp(1rem, 2vh, 2rem);
  }
  
  /* === Logo === */
  #main-logo {
    height: clamp(12rem, 20vh, 16rem);
  }
  
  /* === Buttons === */
  .auth-btn,
  .donate-btn-navbar {
    padding: var(--spacing-sm) var(--spacing-lg);
  }
  
  /* === Results === */
  .results-container {
    padding: var(--spacing-xl);
  }
  
  /* === Result Cards - Single Column === */
  #results-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    padding-bottom: calc(var(--spacing-3xl) + 120px);
  }
  
  .result-card {
    width: 100%;
  }
}

/* =========================================
   4. MOBILE SPECIFIC (< 768px)
   ========================================= */

@media (max-width: 767px) {
  /* === Logo optimizado === */
  #main-logo {
    height: clamp(8rem, 15vh, 12rem) !important;
    max-width: 95% !important;
  }
  
  /* === Touch targets === */
  .auth-btn,
  .theme-toggle,
  .donate-btn-navbar {
    min-height: var(--touch-min) !important;
    min-width: var(--touch-min) !important;
  }
  
  /* Navbar flotante ajuste de espaciado para móvil */
  body.in-results-view nav {
    bottom: var(--spacing-md) !important;
    right: var(--spacing-md) !important;
  }
  
  /* === Shapes menos intrusivas === */
  .shape {
    opacity: 0.08;
  }
  
  /* === Filters === */
  #filters-toggle-btn {
    display: flex !important;
  }
  
  #filters-panel {
    max-height: 0;
    padding: 0;
    margin: 0;
    overflow: hidden;
    opacity: 0;
    pointer-events: none;
  }
  
  #filters-panel.expanded {
    max-height: 1000px;
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    opacity: 1;
    pointer-events: auto;
  }
  
  /* === Modals === */
  .modal-overlay {
    padding: var(--spacing-sm);
  }
  
  .modal-body {
    padding: var(--spacing-lg);
  }
  
  .modal-header {
    padding: var(--spacing-md);
  }
  
  .modal-title {
    font-size: var(--text-xl);
  }
  
  /* === Toasts === */
  #toast-container {
    top: auto;
    bottom: 6rem;
    right: var(--spacing-sm);
    left: var(--spacing-sm);
  }
  
  .toast {
    min-width: auto;
    width: 100%;
  }
  
  /* === Hide desktop-only elements === */
  .donate-btn-footer {
    display: none !important;
  }
  
  /* === Results Footer === */
  .results-footer {
    padding-bottom: 7rem;
  }
}

/* =========================================
   5. SMALL MOBILE (< 480px)
   ========================================= */

@media (max-width: 479px) {
  /* === Logo === */
  #main-logo {
    height: 8rem !important;
  }
  
  /* === Typography === */
  .tagline {
    font-size: var(--text-base);
  }
  
  /* === Buttons compact === */
  .auth-btn span.hidden {
    display: none !important;
  }
  
  .auth-btn span.sm\:hidden {
    display: inline !important;
  }
  
  /* === Search === */
  .search-input {
    font-size: 0.9375rem !important;
  }
  
  /* === Modals === */
  .modal-container {
    width: calc(100% - 1rem);
  }
  
  .modal-body {
    padding: var(--spacing-md);
  }
}

/* =========================================
   6. SOURCE DROPDOWN RESPONSIVE
   ========================================= */

@media (max-width: 639px) {
  .source-dropdown-panel {
    left: -1rem;
    right: -1rem;
  }
  
  .source-dropdown-btn {
    padding: 0.75rem 1rem;
    font-size: 0.875rem;
  }
}

@media (min-width: 768px) {
  .source-dropdown-panel {
    max-height: 450px;
  }
  
  #source-options-list {
    max-height: 350px;
  }
  
  .source-option {
    padding: 0.875rem 1.25rem;
  }
}

@media (min-width: 1024px) {
  .source-dropdown-btn {
    padding: 0.875rem 1.5rem;
    font-size: 1.125rem;
  }
  
  .source-dropdown-panel {
    max-height: 500px;
  }
  
  #source-options-list {
    max-height: 400px;
  }
  
  .source-option {
    padding: 1rem 1.5rem;
    font-size: 1rem;
  }
}

/* =========================================
   7. LANDSCAPE ORIENTATION (Mobile)
   ========================================= */

@media (orientation: landscape) and (max-height: 600px) {
  #main-logo {
    height: 5rem !important;
  }
  
  #main-search-view {
    min-height: auto;
    padding: var(--spacing-lg) var(--spacing-md);
  }
  
  .tagline {
    margin-bottom: var(--spacing-lg);
  }
  
  .search-container {
    margin-bottom: var(--spacing-lg);
  }
  
  .source-selector-wrapper {
    margin-bottom: var(--spacing-md);
  }
  
  .modal-container {
    max-height: 85vh;
  }
  
  .modal-overlay {
    align-items: flex-start;
    overflow-y: auto;
  }
}

/* =========================================
   8. PRINT STYLES
   ========================================= */

@media print {
  nav,
  .floating-shapes,
  #filters-panel,
  #toast-container,
  .modal-overlay,
  .search-submit-btn,
  .result-actions {
    display: none !important;
  }
  
  body {
    background: white;
    color: black;
  }
  
  .result-card {
    page-break-inside: avoid;
    border: 1px solid #ddd;
    box-shadow: none;
  }
  
  .glass-card {
    background: white;
    border: 1px solid #ddd;
  }
}

/* =========================================
   9. REDUCED MOTION
   ========================================= */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  
  .floating-shapes {
    display: none;
  }
}

/* =========================================
   10. HOVER SUPPORT (Desktop Only)
   ========================================= */

@media (hover: hover) and (pointer: fine) {
  .result-card:hover {
    transform: translateY(-6px);
  }
  
  .btn-primary:hover,
  .auth-btn:hover {
    transform: scale(1.08);
  }
}

/* =========================================
   11. TOUCH DEVICE OPTIMIZATIONS
   ========================================= */

@media (hover: none) and (pointer: coarse) {
  .result-card:hover {
    transform: none;
  }
  
  button,
  a,
  input,
  select,
  textarea {
    min-height: var(--touch-min);
    min-width: var(--touch-min);
  }
  
  *:hover {
    transform: none;
  }
  
  button:active,
  .btn-primary:active,
  .auth-btn:active {
    transform: scale(0.96);
  }
}