/* Mobile-First Responsive CSS for HAGONOTICIAS */

/* CSS Variables for Theme Support */
:root {
  --primary-color: #007bff;
  --primary-dark: #0056b3;
  --secondary-color: #6c757d;
  --success-color: #28a745;
  --warning-color: #ffc107;
  --danger-color: #dc3545;
  --info-color: #17a2b8;
  --light-color: #f8f9fa;
  --dark-color: #343a40;
  
  /* Background colors */
  --bg-primary: #ffffff;
  --bg-secondary: #f8f9fa;
  --bg-dark: #1a1a1a;
  --bg-darker: #0d1117;
  
  /* Text colors */
  --text-primary: #212529;
  --text-secondary: #6c757d;
  --text-light: #ffffff;
  --text-muted: #868e96;
  
  /* Border colors */
  --border-color: #dee2e6;
  --border-dark: #495057;
  
  /* Shadow */
  --shadow-sm: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
  --shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
  --shadow-lg: 0 1rem 3rem rgba(0, 0, 0, 0.175);
  
  /* Transitions */
  --transition-fast: 0.15s ease-in-out;
  --transition-normal: 0.3s ease-in-out;
  --transition-slow: 0.5s ease-in-out;
}

/* Dark theme variables */
[data-theme="dark"] {
  --bg-primary: #1a1a1a;
  --bg-secondary: #2d2d2d;
  --bg-dark: #0d1117;
  --bg-darker: #000000;
  
  --text-primary: #ffffff;
  --text-secondary: #b3b3b3;
  --text-light: #ffffff;
  --text-muted: #8b949e;
  
  --border-color: #30363d;
  --border-dark: #21262d;
}

/* Base styles */
* {
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  transition: background-color var(--transition-normal), color var(--transition-normal);
  margin: 0;
  padding: 0;
  overflow-x: hidden;
}

/* Mobile-first container */
.container-mobile {
  width: 100%;
  padding: 0 1rem;
  margin: 0 auto;
}

@media (min-width: 576px) {
  .container-mobile {
    max-width: 540px;
    padding: 0 1.5rem;
  }
}

@media (min-width: 768px) {
  .container-mobile {
    max-width: 720px;
  }
}

@media (min-width: 992px) {
  .container-mobile {
    max-width: 960px;
  }
}

@media (min-width: 1200px) {
  .container-mobile {
    max-width: 1140px;
  }
}

/* Mobile-optimized navigation */
.navbar-mobile {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1030;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
  transition: all var(--transition-normal);
  padding: 0.5rem 0;
}

[data-theme="dark"] .navbar-mobile {
  background: rgba(26, 26, 26, 0.95);
}

.navbar-brand-mobile {
  display: flex;
  align-items: center;
  padding: 0.5rem 1rem;
  text-decoration: none;
  color: var(--text-primary);
  font-weight: 600;
}

.navbar-brand-mobile img {
  height: 32px;
  width: auto;
  margin-right: 0.5rem;
}

/* Mobile menu toggle */
.navbar-toggler-mobile {
  background: none;
  border: none;
  padding: 0.5rem;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 44px;
  height: 44px;
  position: relative;
}

.navbar-toggler-mobile span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  margin: 3px 0;
  transition: all var(--transition-fast);
  border-radius: 1px;
}

.navbar-toggler-mobile.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.navbar-toggler-mobile.active span:nth-child(2) {
  opacity: 0;
}

.navbar-toggler-mobile.active span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -6px);
}

/* Mobile navigation menu */
.navbar-nav-mobile {
  position: fixed;
  top: 60px;
  left: 0;
  right: 0;
  background: var(--bg-primary);
  border-bottom: 1px solid var(--border-color);
  transform: translateY(-100%);
  transition: transform var(--transition-normal);
  z-index: 1020;
  max-height: calc(100vh - 60px);
  overflow-y: auto;
}

.navbar-nav-mobile.show {
  transform: translateY(0);
}

.nav-item-mobile {
  border-bottom: 1px solid var(--border-color);
}

.nav-link-mobile {
  display: block;
  padding: 1rem 1.5rem;
  color: var(--text-primary);
  text-decoration: none;
  transition: all var(--transition-fast);
  font-weight: 500;
}

.nav-link-mobile:hover,
.nav-link-mobile:focus {
  background-color: var(--bg-secondary);
  color: var(--primary-color);
}

/* Mobile-optimized cards */
.card-mobile {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  overflow: hidden;
  margin-bottom: 1.5rem;
}

.card-mobile:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.card-mobile img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: 12px 12px 0 0;
}

.card-mobile-body {
  padding: 1.25rem;
}

.card-mobile-title {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
  line-height: 1.4;
}

.card-mobile-text {
  color: var(--text-secondary);
  margin-bottom: 1rem;
  font-size: 0.875rem;
  line-height: 1.5;
}

.card-mobile-actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

/* Mobile-optimized buttons */
.btn-mobile {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  font-size: 0.875rem;
  font-weight: 500;
  line-height: 1;
  border: none;
  border-radius: 8px;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  min-height: 44px;
  min-width: 44px;
  touch-action: manipulation;
  user-select: none;
}

.btn-mobile:active {
  transform: scale(0.95);
}

.btn-primary-mobile {
  background: var(--primary-color);
  color: white;
}

.btn-primary-mobile:hover {
  background: var(--primary-dark);
  color: white;
}

.btn-outline-mobile {
  background: transparent;
  color: var(--primary-color);
  border: 1px solid var(--primary-color);
}

.btn-outline-mobile:hover {
  background: var(--primary-color);
  color: white;
}

.btn-icon-mobile {
  padding: 0.75rem;
  border-radius: 50%;
  width: 44px;
  height: 44px;
}

/* Mobile-optimized forms */
.form-group-mobile {
  margin-bottom: 1.5rem;
}

.form-label-mobile {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: var(--text-primary);
  font-size: 0.875rem;
}

.form-control-mobile {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 1rem;
  line-height: 1.5;
  color: var(--text-primary);
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  transition: all var(--transition-fast);
  min-height: 44px;
}

.form-control-mobile:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.1);
}

.form-select-mobile {
  appearance: none;
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3e%3c/svg%3e");
  background-position: right 0.75rem center;
  background-repeat: no-repeat;
  background-size: 1.5em 1.5em;
  padding-right: 2.5rem;
}

/* Mobile search and filters */
.search-container-mobile {
  position: relative;
  margin-bottom: 1.5rem;
}

.search-input-mobile {
  padding-left: 3rem;
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%236b7280'%3e%3cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='m21 21-6-6m2-5a7 7 0 11-14 0 7 7 0 0114 0z'/%3e%3c/svg%3e");
  background-position: 1rem center;
  background-repeat: no-repeat;
  background-size: 1.25rem;
}

.filter-container-mobile {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}

.filter-container-mobile > * {
  flex: 1;
  min-width: 200px;
}

/* Mobile grid system */
.grid-mobile {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: 1fr;
}

@media (min-width: 576px) {
  .grid-mobile {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 992px) {
  .grid-mobile {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 1200px) {
  .grid-mobile {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* Mobile modal */
.modal-mobile {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  z-index: 1050;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
}

.modal-mobile.show {
  opacity: 1;
  visibility: visible;
}

.modal-content-mobile {
  background: var(--bg-primary);
  border-radius: 12px;
  width: 95%;
  max-width: 500px;
  max-height: 90vh;
  overflow-y: auto;
  transform: scale(0.9);
  transition: transform var(--transition-normal);
}

.modal-mobile.show .modal-content-mobile {
  transform: scale(1);
}

.modal-header-mobile {
  padding: 1.5rem;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title-mobile {
  font-size: 1.25rem;
  font-weight: 600;
  margin: 0;
}

.modal-close-mobile {
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0.5rem;
  color: var(--text-secondary);
  border-radius: 4px;
  transition: all var(--transition-fast);
}

.modal-close-mobile:hover {
  background: var(--bg-secondary);
  color: var(--text-primary);
}

.modal-body-mobile {
  padding: 1.5rem;
}

/* Mobile utilities */
.text-center-mobile {
  text-align: center;
}

.text-left-mobile {
  text-align: left;
}

.text-right-mobile {
  text-align: right;
}

.d-none-mobile {
  display: none !important;
}

.d-block-mobile {
  display: block !important;
}

.d-flex-mobile {
  display: flex !important;
}

.justify-center-mobile {
  justify-content: center;
}

.justify-between-mobile {
  justify-content: space-between;
}

.align-center-mobile {
  align-items: center;
}

.flex-wrap-mobile {
  flex-wrap: wrap;
}

.gap-1-mobile {
  gap: 0.5rem;
}

.gap-2-mobile {
  gap: 1rem;
}

.gap-3-mobile {
  gap: 1.5rem;
}

.mb-1-mobile {
  margin-bottom: 0.5rem;
}

.mb-2-mobile {
  margin-bottom: 1rem;
}

.mb-3-mobile {
  margin-bottom: 1.5rem;
}

.mt-1-mobile {
  margin-top: 0.5rem;
}

.mt-2-mobile {
  margin-top: 1rem;
}

.mt-3-mobile {
  margin-top: 1.5rem;
}

.p-1-mobile {
  padding: 0.5rem;
}

.p-2-mobile {
  padding: 1rem;
}

.p-3-mobile {
  padding: 1.5rem;
}

/* Theme toggle button */
.theme-toggle-mobile {
  position: fixed;
  top: 1rem;
  right: 1rem;
  z-index: 1040;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 50%;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
  box-shadow: var(--shadow);
}

.theme-toggle-mobile:hover {
  transform: scale(1.1);
}

/* Loading states */
.loading-skeleton-mobile {
  background: linear-gradient(90deg, var(--bg-secondary) 25%, var(--border-color) 50%, var(--bg-secondary) 75%);
  background-size: 200% 100%;
  animation: loading 1.5s infinite;
  border-radius: 4px;
}

@keyframes loading {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -200% 0;
  }
}

/* Touch-friendly interactions */
@media (hover: none) and (pointer: coarse) {
  .card-mobile:hover {
    transform: none;
  }
  
  .btn-mobile:hover {
    background: var(--primary-color);
  }
  
  .btn-mobile:active {
    transform: scale(0.95);
    background: var(--primary-dark);
  }
}

/* High contrast mode */
@media (prefers-contrast: high) {
  :root {
    --border-color: #000000;
    --text-secondary: #000000;
  }
  
  [data-theme="dark"] {
    --border-color: #ffffff;
    --text-secondary: #ffffff;
  }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  
  html {
    scroll-behavior: auto;
  }
}

/* Print styles */
@media print {
  .navbar-mobile,
  .theme-toggle-mobile,
  .btn-mobile {
    display: none !important;
  }
  
  .card-mobile {
    break-inside: avoid;
    box-shadow: none;
    border: 1px solid #000;
  }
}